Igranite luhlobo lwelitye elivuthayo elembiwa amandla alo agqithisileyo, ukuxinana, ukuqina, kunye nokuxhathisa umhlwa.Kodwa i-granite ikwanezinto ezininzi- ayisiyiyo nje yezikwere kunye noxande!Ngapha koko, Sisebenza ngokuzithemba kunye nezixhobo zegranite ezenziwe ngokwemilo, iiengile, kunye neegophe zazo zonke iinguqu rhoqo-kunye neziphumo ezibalaseleyo.
Ngokusebenzisa imeko yethu yobugcisa, iindawo ezisikiweyo zinokuba mcaba ngendlela ekhethekileyo.Ezi mpawu zenza i-granite ibe yimathiriyeli efanelekileyo yokudala ubungakanani obuqhelekileyo kunye neziseko zomatshini woyilo lwesiko kunye namalungu e-metrology.IGranite yile:
■ enobuchule
■ ukuba mcaba ngokuchanekileyo xa usikiwe naxa ugqityiwe
■ ukumelana nomhlwa
■ yomelele
■ ihlala ixesha elide
Amacandelo e-Granite nawo alula ukuwacoca.Xa udala uyilo lwesiko, qiniseka ukuba ukhetha i-granite kwiinzuzo zayo eziphezulu.

IMIGANGATHO / IZICELO ZOKUXAPHA OKUPHEZULU
I-granite esetyenziswa yi-ZHHIMG kwiimveliso zethu eziqhelekileyo zepleyiti yomphezulu inomxholo ophezulu we-quartz, onika ukuxhathisa okukhulu ukunxiba kunye nomonakalo.Imibala yethu ePhakamileyo emnyama inamazinga asezantsi okufunxa amanzi, inciphisa ukubakho kweegeyiji zakho ezichanekile zirusa ngelixa ubeka iipleyiti.Imibala yegranite ebonelelwa yi-ZHHIMG ibangela ilitha elincinane, nto leyo ethetha ukuba amehlo aphantsi kubantu abasebenzisa iipleyiti.Sikhethe iintlobo zethu zegranite ngelixa siqwalasela ukwanda kwe-thermal kumzamo wokugcina lo mba umncinci.

IZICELO EZISEKELWE
Xa isicelo sakho sibiza ipleyiti enemilo yesiko, ukufakwa okufakwe umsonto, iindawo zokubeka okanye ezinye iimachine, uya kufuna ukukhetha imathiriyeli efana neBlack Jinan emnyama.Esi sixhobo sendalo sibonelela ngokuqina okuphezulu, ukungcangcazela okugqwesileyo, kunye nokuphuculwa kobuchule.

Kubalulekile ukuba uqaphele ukuba umbala wodwa awukho umqondiso weempawu ezibonakalayo zelitye.Ngokubanzi, umbala we-granite unxulumene ngokuthe ngqo nobukho okanye ukungabikho kweeminerali, ezinokuthi zingabi nanxaxheba kwiimpawu ezenza izinto ezilungileyo zeplate yomhlaba.Kukho iigraniti ezipinki, ezingwevu, nezimnyama ezigqwesileyo kwiipleyiti zomphezulu, kunye neegranayiti ezimnyama, ezingwevu, kunye nepinki ezingakulungelanga ngokupheleleyo ukusetyenziswa okuchanekileyo.Iimpawu ezibalulekileyo zegranite, njengoko zihambelana nokusetyenziswa kwayo njengempahla yeplate yomhlaba, ayinanto yokwenza nombala, kwaye zilandelayo:
■ Ukuqina (ukuphambuka phantsi komthwalo - okuboniswa yiModulus yeElasticity)
■ Ubulukhuni
■ Ubuninzi
∎ Ukumelana nokunxiba
■ Uzinzo
■ Ukungazinzi

Siye savavanya izixhobo ezininzi zegranite kwaye sathelekisa ezi zinto.Okokugqibela sifumana isiphumo, iJinan emnyama yegranite yeyona nto ibalaseleyo esakhe sayazi.Igranite yaseIndiya emnyama kunye negranite yaseMzantsi Afrika ziyafana neJinan Black Granite, kodwa iimpawu zazo zomzimba zingaphantsi kweJinan Black Granite.I-ZHHIMG iya kugcina ijonge izinto ezininzi zegranite emhlabeni kwaye ziqhathanise iimpawu zabo zomzimba.

Ukuthetha ngakumbi malunga negranite eyilungele iprojekthi yakho, nceda uqhagamshelane nathiinfo@zhhimg.com.

Abavelisi abahlukeneyo basebenzisa imigangatho eyahlukeneyo.Kukho imigangatho emininzi ehlabathini.
I-DIN Standard, i-ASME B89.3.7-2013 okanye i-Federal Specification GGG-P-463c (i-Granite Surface Plates) kunye nokunye njengesiseko seenkcukacha zabo.

Kwaye sinokwenza ipleyiti yokuhlola echanekileyo ngokweemfuno zakho.Wamkelekile ukuba uqhagamshelane nathi ukuba ufuna ukwazi ulwazi oluthe vetshe malunga nemigangatho engaphezulu.

I-Flatness inokuqwalaselwa njengawo onke amanqaku aphezu komhlaba aqulethwe ngaphakathi kweenqwelomoya ezimbini ezihambelanayo, isiseko senqwelomoya kunye nophahla lwendiza.Umlinganiselo womgama phakathi kweenqwelo-moya kububanzi obupheleleyo bomphezulu.Lo mlinganiselo wokucaba uqhele ukuthwala unyamezelo kwaye unokubandakanya ukutyunjwa kwebakala.

Umzekelo, ukunyamezelwa kokutyalwa kwamabakala amathathu asemgangathweni kuchazwa kwinkcazo yomanyano njengoko kumiselwe yile fomula ilandelayo:
■ IBanga leLabhoratri yeBanga AA = (40 + diagonal squared/25) x .000001" (icala elinye)
■ IBanga loHlolo A = iLabhoratri iBanga AA x 2
■ Igumbi leZixhobo kwiBanga B = iBanga leLabhoratri yeBanga AA x 4.

Kwiipleyiti zomhlaba ezinobungakanani obuqhelekileyo, siqinisekisa ukunyamezela ukunyameka okungaphezulu kweemfuno zolu luhlu.Ukongeza kwi-flatness, i-ASME B89.3.7-2013 kunye ne-Federal Specification GGG-P-463c idilesi yezihloko ezibandakanya: ukuphindaphinda ukuchaneka kokulinganisa, izinto eziphathekayo zegraniti zeplate yomhlaba, ukugqiba, indawo yokuxhasa, ukuqina, iindlela ezamkelekileyo zokuhlola, ukufakwa kwe izifakelo ezinemisonto, njl.

I-ZHHIMG iipleyiti zomphezulu zegranite kunye neepleyiti zokuhlola zegranite ziyahlangabezana okanye zigqithise zonke iimfuno ezichazwe kolu nkcukacha.Okwangoku, akukho ngcaciso ichaza iipleyiti ze-engile yegranite, iparallels, okanye iimaster squares.

Kwaye ungafumana iifomula zeminye imigangatho kwiKhuphela.

Okokuqala, kubalulekile ukugcina ipleyiti icocekile.Uthuli olurhabaxa emoyeni ludla ngokuba ngowona mthombo mkhulu wokunxitywa kunye nokukrazuka kwipleyiti, njengoko kudla ngokuzinzisa kwiziqwenga zokusebenza kunye nomphezulu wonxibelelwano wegeji.Okwesibini, gubungela ipleyiti yakho ukuyikhusela eluthulini nasekonakaleni.Ubomi bokugqoka bunokwandiswa ngokugubungela ipleyiti xa ingasetyenziswanga, ngokujikeleza ipleyiti ngamaxesha athile ukwenzela ukuba indawo enye ingafumani ukusetyenziswa ngokugqithiseleyo, kunye nokutshintshwa kweentsimbi zokudibanisa intsimbi kwi-gauging kunye neepads carbide.Kwakhona, kuphephe ukubeka ukutya okanye iziselo ezibandayo epleyitini.Qaphela ukuba iziselo ezithambileyo ezininzi zine-carbonic okanye i-phosphoric acid, ezinokunyibilikisa iiminerali ezithambileyo kwaye zishiye imingxuma emincinci ngaphezulu.

Oku kuxhomekeke kwindlela ipleyiti esetyenziswa ngayo.Ukuba kunokwenzeka, sincoma ukucoca iplate ekuqaleni kosuku (okanye umsebenzi wokutshintsha) kwaye kwakhona ekupheleni.Ukuba ipleyiti ingcole, ngakumbi ngamanzi anamafutha okanye ancangathi, kufuneka icocwe kwangoko.

Coca ipleyiti rhoqo ngolwelo okanye ZHHIMG Isicoci sepleyiti esingenamanzi.Ukukhethwa kwezisombululo zokucoca kubalulekile.Ukuba i-solvent eguquguqukayo isetyenzisiweyo (i-acetone, i-lacquer thinner, i-alcohol, njl. njl.) i-evaporation iya kubanda umphezulu, kwaye iwuphazamise.Kule meko, kuyimfuneko ukuvumela iplate ukuba iqheleke ngaphambi kokuyisebenzisa okanye iimpazamo zokulinganisa ziya kwenzeka.

Ubungakanani bexesha elifunekayo ukuze ipleyiti iqheleke iya kuhluka kunye nobukhulu beplate, kunye nomlinganiselo wokupholisa.Iyure kufuneka yanele iipleyiti ezincinci.Kusenokufuneka iiyure ezimbini kwiipleyiti ezinkulu.Ukuba isicoci esisekelwe emanzini sisetyenzisiwe, kuya kubakho ukupholisa amanzi.

Ipleyiti nayo iya kugcina amanzi, kwaye oku kunokubangela ukurusa kwamalungu esinyithi xa athe wadibana nomphezulu.Abanye abacoci bayakushiya intsalela encangathi emva kokuba yomile, eya kutsala uthuli olusemoyeni, kwaye eneneni inyuse ukunxiba, kunokuba icuthe.

Oku kuxhomekeke ekusebenziseni ipleyiti kunye nokusingqongileyo.Sicebisa ukuba ipleyiti entsha okanye isincedisi segranite esichanekileyo sifumane uhlengahlengiso olupheleleyo kunyaka omnye wokuthenga.Ukuba ipleyiti yomphezulu wegranite iya kubona ukusetyenziswa kakhulu, kunokucetyiswa ukuba ucuthe elithuba libe ziinyanga ezintandathu.Ukuhlolwa kwenyanga ngeempazamo zokulinganisa uphinda usebenzisa inqanaba le-Electronic, okanye isixhobo esifanayo siya kubonisa naziphi na iindawo zokunxiba eziphuhlayo kwaye kuthatha imizuzu embalwa ukwenza.Emva kokuba iziphumo zohlengahlengiso lokuqala zimisiwe, isithuba solungelelwaniso sinokwandiswa okanye sifinyezwe njengoko kuvunyelwe okanye kufunwa yinkqubo yakho yangaphakathi yobulunga.

Singakunika inkonzo yokukunceda uhlole kwaye ulungelelanise ipleyiti yakho yomphezulu wegranite.

Kukho izizathu ezininzi ezinokubakho zomahluko phakathi kolungelelwaniso:

• Umphezulu wawuhlanjwe ngesisombululo esishushu okanye esibandayo ngaphambi kokulinganisa, kwaye awuvunyelwanga ixesha elaneleyo lokuziqhelanisa.
• Ipleyiti ayixhaswanga ngokufanelekileyo
• Ukutshintsha kobushushu
• Iidrafti
• Ilanga elithe ngqo okanye obunye ubushushu obukhazimlayo kumphezulu wepleyiti.Qinisekisa ukuba ukukhanya okungaphezulu akutshisi umphezulu
• Iiyantlukwano kwiqondo lobushushu elithe nkqo phakathi kobusika nehlobo (Ukuba kuyenzeka, yazi iqondo lobushushu elithe nkqo ngexesha ulungelelwaniso lusenziwa.)
• Ipleyiti ayivunyelwanga ixesha elaneleyo lokuziqhelanisa emva kokuthunyelwa
• Ukusetyenziswa ngokungafanelekanga kwezixhobo zokuhlola okanye ukusetyenziswa kwezixhobo ezingalinganiyo
• Ukutshintsha komphezulu ngenxa yokuguga

Zingaphi iindidi zemingxuma kwigranite echanekileyo?

Iindawo zokubeka kwi-Precision Granite Components

Kwiifektri ezininzi, amagumbi okuhlola kunye neelabhoratri, iipleyiti zegranite ezichanekileyo zixhomekeke kwisiseko somlinganiselo ochanekileyo.Ngenxa yokuba yonke imilinganiselo yomgca ixhomekeke kumphezulu ochanekileyo wesalathiso apho imilinganiselo yokugqibela ithathwa khona, iipleyiti zomphezulu zibonelela ngeyona nqwelo-moya ilungileyo yokukhangela umsebenzi kunye noyilo phambi komatshini.Zikwaziziseko ezifanelekileyo zokwenza imilinganiselo yobude kunye neendawo zokugawula.Ngaphaya koko, inqanaba eliphezulu lokutyaba, uzinzo, umgangatho uwonke kunye nokusebenza kakuhle kubenza babe lukhetho olulungileyo lokuxhoma iisistim ezintsonkothileyo zoomatshini, ze-elektroniki kunye ne-optical gaging.Kuyo nayiphi na kwezi nkqubo zokulinganisa, kunyanzelekile ukuba ugcine iipleyiti zomphezulu zilinganisiwe.

Phinda iMilinganiselo kunye nokuMcaba

Zombini ukuthamba kunye nemilinganiselo yokuphinda ibalulekile ukuqinisekisa umgangatho ochanekileyo.I-Flatness inokuqwalaselwa njengawo onke amanqaku aphezu komhlaba aqulethwe ngaphakathi kweenqwelomoya ezimbini ezihambelanayo, isiseko senqwelomoya kunye nophahla lwendiza.Umlinganiselo womgama phakathi kweenqwelo-moya kububanzi obupheleleyo bomphezulu.Lo mlinganiselo wokucaba uqhele ukuthwala unyamezelo kwaye unokubandakanya ukutyunjwa kwebakala.

Ukunyamezelwa kokutya okuthe tyaba kumabakala amathathu asemgangathweni kuchazwa kwingcaciso yomanyano njengoko kumiselwa yile fomula ilandelayo:

Umgangatho we-DIN, uMgangatho we-GB, uMgangatho we-ASME, umgangatho we-JJS... ilizwe elahlukileyo elinemigangatho eyahlukeneyo...

Iinkcukacha ezingakumbi malunga nomgangatho.

Ukongeza kwi-flatness, ukuphindaphinda kufuneka kuqinisekiswe.Umlinganiselo ophinda-phindwayo ngumlinganiselo weendawo ezithe tyaba zengingqi.Ingumlinganiselo othathwe naphi na kumphezulu wepleyiti oya kuphinda ngaphakathi kokunyamezela okuxeliweyo.Ukulawula ukuthambeka kwendawo yendawo ukuya kunyamezelo olungqingqwa kunesicaba sisonke kuqinisekisa utshintsho oluthe chu kwinkangeleko yobucaba yomphezulu, ngokwenjenjalo kuncitshiswa iimpazamo zendawo.

Ukuqinisekisa ukuba ipleyiti yomphezulu idibana nokuthe tyaba kunye nokuphinda imilinganiselo yokulinganisa, abavelisi beepleyiti zomphezulu wegranite kufuneka basebenzise i-Federal Specification GGG-P-463c njengesiseko seenkcukacha zabo.Lo mgangatho ujongana nokuchaneka komlinganiselo wokuphinda, iipropathi zezinto zegranite yomphezulu wepleyiti, ukugqiba umphezulu, indawo yokuxhasa, ukuqina, iindlela ezamkelekileyo zokuhlola kunye nokufakelwa kwezinto ezifakelweyo ezinemisonto.

Ukujonga Ukuchaneka kwePleti

Ngokulandela izikhokelo ezimbalwa ezilula, utyalo-mali kwi-granite surface plate kufuneka ihlale iminyaka emininzi.Ngokuxhomekeke kusetyenziso lwepleyiti, indawo yevenkile kunye nokuchaneka okufunekayo, ukuphindaphindwa kokujonga ukuchaneka kwepleyiti yomphezulu kuyahluka.Umgaqo jikelele wobhontsi kukuba ipleyiti entsha ifumane uhlengahlengiso olupheleleyo kunyaka omnye wokuthenga.Ukuba ipleyiti isetyenziswa rhoqo, kuyacetyiswa ukuba unciphise eli khefu ukuya kwiinyanga ezintandathu.

Phambi kokuba ipleyiti yomphezulu inxibe ngaphaya kokucaciswa kokutyaba okupheleleyo, iya kubonisa izithuba ezigugileyo okanye ezinamagagasi.Ukuhlolwa kwenyanga ngeempazamo zokulinganisa uphinda kusetyenziswa igeyi yokufunda ephindayo kuya kuchonga iindawo zokunxiba.I-gage yokufunda ngokuphindaphindiweyo sisixhobo esichanekileyo esibona impazamo yendawo kwaye sinokuboniswa kwi-high magnification electronic amplifier.

Inkqubo yokuhlola esebenzayo kufuneka ibandakanye ukutshekishwa rhoqo nge-autocollimator, ibonelela ngokulungelelaniswa komgangatho wokutya okulandelekayo kwiZiko leMigangatho yeSizwe kunye neTekhnoloji (NIST).Ulungelelwaniso olubanzi ngumenzi okanye inkampani ezimeleyo iyimfuneko ngamaxesha ngamaxesha.

Ukwahluka phakathi koCalibrations

Kwezinye iimeko, kukho umahluko phakathi kokulinganisa ipleyiti yomphezulu.Ngamanye amaxesha izinto ezifana nokutshintsha komphezulu okubangelwa kukuguga, ukusetyenziswa ngendlela engafanelekanga kwesixhobo sokuhlola okanye ukusetyenziswa kwezixhobo ezingalungelelaniswanga kunokuchaza ezi nguqu.Izinto ezimbini eziqhelekileyo, nangona kunjalo, bubushushu kunye nenkxaso.

Enye yezinto eziguquguqukayo ezibalulekileyo liqondo lokushisa.Umzekelo, umphezulu unokuthi uhlanjwe ngesisombululo esishushu okanye esibandayo ngaphambi kokulinganisa kwaye akuvunyelwanga ixesha elaneleyo lokuziqhelanisa.Ezinye izizathu zokutshintsha kwamaqondo obushushu ziquka iidrafti zomoya obandayo okanye oshushu, ilanga elithe ngqo, ukukhanya okungaphezulu okanye eminye imithombo yobushushu obuqaqambileyo kumphezulu wepleyiti.

Kungakho umahluko kwithambeka lobushushu elithe nkqo phakathi kobusika nehlobo.Kwezinye iimeko, ipleyiti ayivumelekanga ixesha elaneleyo lokuziqhelanisa emva kokuthunyelwa.Luluvo oluhle ukurekhoda iqondo lobushushu elithe nkqo ngexesha ulungelelwaniso lusenziwa.

Esinye isizathu esiqhelekileyo sokuhluka kokulinganisa yiplate exhaswa ngokungafanelekanga.Ipleyiti yomphezulu kufuneka ixhaswe kumanqaku amathathu, ngokufanelekileyo ibekwe kwi-20% yobude ukusuka ekupheleni kweplate.Izixhaso ezimbini kufuneka zibekwe kwi-20% yobubanzi ukusuka kumacala amade, kwaye inkxaso eseleyo kufuneka igxininiswe.

Amanqaku amathathu kuphela anokuphumla ngokuqinileyo kuyo nantoni na ngaphandle kwendawo echanekileyo.Ukuzama ukuxhasa ipleyiti kumanqaku angaphezu kwamathathu kuya kubangela ukuba ipleyiti ifumane inkxaso yayo kwiindidi ezahlukeneyo zamanqaku amathathu, angayi kuba ngamanqaku amathathu axhaswayo ngexesha lokuvelisa.Oku kuya kwazisa iimpazamo njengoko ipleyiti iyaphambuka ukuze ihambelane nolungiselelo olutsha lwenkxaso.Cinga ukusebenzisa izitendi zentsimbi ezinemiqadi yenkxaso eyenzelwe umgca kunye neendawo ezifanelekileyo zokuxhasa.Izitendi zale njongo zidla ngokufumaneka kumenzi wepleyiti yomphezulu.

Ukuba ipleyiti ixhaswa ngokufanelekileyo, ukulinganisa okuchanekileyo kuyimfuneko kuphela ukuba isicelo sichaza.Ukulinganisa akudingekile ukugcina ukuchaneka kwepleyiti exhaswa ngokufanelekileyo.

Yandisa uBomi bePlati

Ukulandela izikhokelo ezimbalwa kuya kunciphisa ukunxiba kwi-granite surface plate kwaye ekugqibeleni, yandise ubomi bayo.

Okokuqala, kubalulekile ukugcina ipleyiti icocekile.Uthuli olurhabaxa emoyeni ludla ngokuba ngowona mthombo mkhulu wokukrala kunye nokukrazuka kwipleyiti, njengoko kudla ngokuzinzisa kwizinto zokusebenza kunye nomphezulu woqhagamshelwano wegeyiji.

Kwakhona kubalulekile ukugquma iipleyiti ukuyikhusela eluthulini nasekonakaleni.Ubomi bokunxiba bunokwandiswa ngokugquma ipleyiti xa ingasetyenziswa.

Jikelezisa ipleyiti ngamaxesha athile ukuze indawo enye ingafumani ukusetyenziswa ngokugqithisileyo.Kwakhona, kuyacetyiswa ukuba utshintshe iipads zoqhagamshelwano zentsimbi kwi-gauging kunye neepads carbide.

Kuphephe ukubeka ukutya okanye iziselo ezibandayo epleyitini.Iziselo ezininzi ezithambileyo ziqulethe i-carbonic okanye i-phosphoric acid, enokuthi inyibilikise iiminerali ezithambileyo kwaye ishiye imingxuma emincinci ngaphezulu.

Apho Ubuyela khona

Xa ipleyiti yomphezulu wegranite ifuna ukuphinda ibekwe phezu komhlaba, cinga ukuba le nkonzo yenziwe kwisiza okanye kwindawo yokulinganisa.Kuhlala kukhethwa ukuba ipleyiti iphinde iphindwe kumzi-mveliso okanye kwindawo ezinikeleyo.Ukuba, nangona kunjalo, ipleyiti ayinxitywanga kakhulu, ngokubanzi ngaphakathi kwe-0.001 intshi yokunyamezela okufunekayo, inokuphinda ifakwe kwisayithi.Ukuba ipleyiti inxitywe ukuya kwinqanaba apho ingaphezulu kwe-intshi ye-0.001 ngaphandle kokunyamezela, okanye ukuba igxothwe kakubi okanye i-nicked, ngoko kufuneka ithunyelwe kumzi-mveliso ukuze igaye ngaphambi kokuba ibuyele kwakhona.

Indawo yokulinganisa inesixhobo kunye noseto lwefektri ebonelela ngezona meko zilungileyo zokulinganisa ipleyiti eyiyo kunye nokusebenza kwakhona ukuba kukho imfuneko.

Unonophelo olukhulu kufuneka lusetyenziswe ekukhetheni igcisa lokulinganisa kwindawo kunye nokufaka umphezulu kwakhona.Cela ukuvunywa kwaye uqinisekise isixhobo esiya kusisebenzisa igcisa linokulinganisa okulandelekayo.Amava nawo ayinto ebalulekileyo, njengoko kuthatha iminyaka emininzi ukufunda indlela yokubeka ngokuchanekileyo igranite echanekileyo.

Imilinganiselo ebalulekileyo iqala ngepleyiti yomphezulu yegranite echanekileyo njengesiseko.Ngokuqinisekisa ireferensi ethembekileyo ngokusebenzisa ipleyiti yomphezulu elungelelaniswe ngokufanelekileyo, abavelisi banesinye sezixhobo ezibalulekileyo zokulinganisa okuthembekileyo kunye neendawo ezingcono zomgangatho.Q

Uluhlu lokutshekisha iiNguqu zoLungiso

1. Umphezulu uhlanjwe ngesisombululo esishushu okanye esibandayo ngaphambi kokulinganisa kwaye akuvunyelwanga ixesha elaneleyo lokuqhelekileyo.

2. Ipleyiti ayixhaswanga ngokufanelekileyo.

3. Ukutshintsha kobushushu.

4. Iidrafti.

5. Ilanga elithe ngqo okanye obunye ubushushu obukhazimlayo kumphezulu wepleyiti.Qinisekisa ukuba ukukhanya okungaphezulu akutshisi umphezulu.

6. Ukwahluka kweqondo lobushushu elithe nkqo phakathi kobusika nehlobo.Ukuba kunokwenzeka, yazi iqondo lobushushu elithe nkqo ngexesha ulungelelwaniso lusenziwa.

7. Ipleyiti ayivunyelwanga ixesha elaneleyo lokuyilungisa emva kokuthunyelwa.

8. Ukusetyenziswa ngokungafanelekanga kwezixhobo zokuhlola okanye ukusetyenziswa kwezixhobo ezingalinganiyo.

9. Ukutshintsha komphezulu ngenxa yokuguga.

Iingcebiso zobuGcisa

• Ngenxa yokuba yonke imilinganiselo yomgca ixhomekeke kumphezulu ochanekileyo wesalathiso apho imilinganiselo yokugqibela ithathwa khona, iipleyiti zomphezulu zibonelela ngeyona nqwelo-moya ilungileyo yokukhangela umsebenzi kunye noyilo phambi komatshini.
• Ukulawula ukuthambeka kwendawo yendawo ukuya kunyamezelo olungqingqwa kunesicaba sisonke kuqinisekisa utshintsho oluthe chu kwinkangeleko yobucaba yomphezulu, ngokwenjenjalo kuncitshiswa iimpazamo zendawo.
• Inkqubo yokuhlola esebenzayo kufuneka iquke ukujongwa rhoqo nge-autocollimator, ibonelele ngokulungelelaniswa komgangatho wokutya okulandelekayo kuGunyaziwe woHlolo weSizwe.

Phakathi kweengqungquthela zamaminerali ezenza i-granite, ngaphezu kwe-90% yi-feldspar kunye ne-quartz, apho i-feldspar ininzi.I-feldspar ihlala imhlophe, ingwevu, kunye nenyama-bomvu, kwaye i-quartz ininzi ayinambala okanye i-grayish emhlophe, eyenza umbala osisiseko wegranite.I-Feldspar kunye ne-quartz ziiminerali ezinzima, kwaye kunzima ukuhamba ngemela yentsimbi.Ngokuphathelele amabala amnyama kwigranite, ikakhulu i-mica emnyama, kukho ezinye iiminerali.Nangona i-biotite ithambile, ukukwazi ukumelana noxinzelelo akunamandla, kwaye kwangaxeshanye banexabiso elincinci kwi-granite, kaninzi ngaphantsi kwe-10%.Le yimeko yezinto eziphathekayo apho i-granite yomelele ngakumbi.

Esinye isizathu sokuba i-granite yomelele kukuba iinqununu zayo zamaminerali zibophe ngokuqinileyo komnye nomnye kwaye zifakwe omnye komnye.Imingxuma idla ngokuba ngaphantsi kwe 1% yomthamo opheleleyo wamatye.Oku kunika i-granite amandla okumelana noxinzelelo olunamandla kwaye ayingenwa lula ngokufuma.

Amacandelo e-Granite ayenziwe ngamatye angenayo i-rust, i-asidi kunye nokuxhatshazwa kwe-alkali, ukuchasana kakuhle kokugqoka kunye nobomi benkonzo ende, akukho kugcinwa okukhethekileyo.Amacandelo achanekileyo egranite asetyenziswa kakhulu ekusetyenzisweni kwezixhobo zoomatshini.Ke ngoko, zibizwa ngokuba ziinxalenye zegranite ezichanekileyo okanye iinxalenye zegranite.Iimpawu zamacandelo achanekileyo egranite ngokusisiseko ayafana nalawo amaqonga egranite.Intshayelelo yokusetyenziswa kwezixhobo kunye nomlinganiselo wamacandelo achanekileyo egranite: Ukuchaneka kwe-machining kunye ne-micro machining teknoloji yimikhombandlela ebalulekileyo yophuhliso loshishino lokuvelisa oomatshini, kwaye baye baba sisalathisi esibalulekileyo sokulinganisa inqanaba lobuchwepheshe obuphezulu.Uphuhliso lwetekhnoloji ye-cutting-edge kunye neshishini lokhuselo alinakwahlulwa kumatshini ochanekileyo kunye ne-micro-machining technology.Amacandelo e-Granite anokuthi atyibilike ngokutyibilikayo kumlinganiselo, ngaphandle kokuma.Umlinganiselo womphezulu womsebenzi, imikrwelo eqhelekileyo ayichaphazeli ukuchaneka komlinganiselo.Amalungu eGranite kufuneka ayilwe kwaye aveliswe ngokweemfuno zecala lemfuno.

Indawo yesicelo:

Njengoko sonke sisazi ngakumbi nangakumbi oomatshini kunye nezixhobo zikhetha izinto ezichanekileyo zegranite.

Amalungu eGranite asetyenziselwa intshukumo eguqukayo, iimotor zelinear, cmm, cnc, umatshini welaser...

wamkelekile ukuba uqhagamshelane nathi ngolwazi oluthe kratya.

Izixhobo zokulinganisa i-Granite kunye nezixhobo zomatshini ze-granite zenziwe nge-granite ye-Jinan emnyama ekumgangatho ophezulu.Ngenxa yokuchaneka kwazo okuphezulu, ixesha elide, uzinzo olulungileyo kunye nokuxhathisa umhlwa, ziye zasetyenziswa ngakumbi nangakumbi ekuhlolweni kwemveliso yoshishino lwanamhlanje kunye nemimandla yenzululwazi efana ne-aero space yomatshini kunye nophando lwezenzululwazi.

Iingenelo

-----Kabini nzima njengentsimbi;

----Utshintsho oluncinci lobungakanani ngenxa yotshintsho lobushushu;

-----Isimahla ekujikeni, ke akukho kuphazamiseka komsebenzi;

-----Ikhululekile kwi-burrs okanye i-protrusions ngenxa yesakhiwo esihle sengqolowa kunye nokunamathela okungabalulekanga, okuqinisekisa iqondo eliphezulu le-flatness kubomi obude benkonzo kwaye kungabikho monakalo kwezinye iindawo okanye izixhobo;

----Ukusebenza okungenazingxaki kusetyenziso ngezixhobo zemagnethi;

----Ubomi obude kunye nokungagqwali, okukhokelela kwiindleko zokugcinwa okuphantsi.

Iipleyiti zomphezulu zegranite ezichanekileyo zichanekile zifakwe kumgangatho ophezulu wokutyaba ukuze zifezekiseke ngokuchaneka kwaye zisetyenziswa njengesiseko sokunyuswa kweenkqubo zokulinganisa eziphucukileyo ngoomatshini, be-elektroniki kunye ne-optical.

Ezinye zeempawu ezizodwa zepleyiti yomphezulu wegranite:

Ukufana ngobulukhuni;

Ukuchaneka phantsi kweeMeko zomthwalo;

I-Vibration Absorbent;

Kulula ukuCoca;

Ukusonga Ukuxhathisa;

I-Porosity ephantsi;

I-Non-Abrasive;

I-Non-Magnetic

Izinto eziluncedo zeGranite Surface Plate

Okokuqala, ilitye emva kwexesha elide lokuguga kwendalo, ukwakheka okufanayo, ubuncinci be-coefficient, uxinzelelo lwangaphakathi luyanyamalala ngokupheleleyo, alunakuguqulwa, ngoko ke ukuchaneka kuphezulu.

Okwesibini, akuyi kuba nemikrwelo, kungekhona phantsi kweemeko zeqondo lokushisa rhoqo, kwiqondo lokushisa lokushisa kunokugcina ukuchaneka komlinganiselo wokushisa.

Okwesithathu, kungekhona i-magnetization, ukulinganisa kunokuba yintshukumo egudileyo, akukho mvakalelo ye-creaky, engachatshazelwa ngumswakama, indiza ilungisiwe.

Okwesine, ukuqina kulungile, ubunzima buphezulu, ukuxhathisa kwe-abrasion kunamandla.

Abahlanu, abangoyiki i-asidi, ukukhukuliseka kwe-alkaline yolwelo, akuyi kuhlwa, akufuneki ukupeyinta ioli, akukho lula ukuncamathela uthuli oluncinci, ukugcinwa, kulula ukuyigcina, ubomi benkonzo ende.

Kutheni ukhetha isiseko segranite endaweni yebhedi yomatshini wentsimbi?

1. Isiseko somatshini wegranite sinokugcina ukuchaneka okuphezulu kunesiseko somatshini wentsimbi.isiseko somatshini wentsimbi ephosiweyo sichatshazelwa lula bubushushu kunye nokufuma kodwa isiseko somatshini wegranite asiyi kuba;

2. Ngobungakanani obufanayo besiseko somatshini we-granite kunye nesiseko sentsimbi, isiseko somatshini we-granite sibiza kakhulu kuneendleko zentsimbi;

3. Isiseko somatshini okhethekileyo wegranite kulula ngakumbi ukugqitywa kunesiseko somatshini wentsimbi.

Iipleyiti zomphezulu wegranite zizixhobo eziphambili kwiilebhu zokuhlola kwilizwe lonke.Umphezulu olinganisiweyo, othe tyaba ngokugqithisileyo wepleyiti yomphezulu wenza ukuba abahloli bawusebenzise njengesiseko sohlolo kunye nokulinganisa izixhobo.Ngaphandle kozinzo olwenziwa ziipleyiti zomphezulu, uninzi lwamalungu anyanyezelwe ngokuqinileyo kwiinkalo ezahlukeneyo zobuchwepheshe kunye nezonyango kuya kuba nzima kakhulu, ukuba akunakwenzeka, ukwenza ngokuchanekileyo.Ngokuqinisekileyo, ukusebenzisa ibhloko yendawo yegranite ukulinganisa nokuhlola ezinye izinto kunye nezixhobo, ukuchaneka kwegranite ngokwayo kufuneka kuhlolwe.Abasebenzisi banokulinganisa ipleyiti yomphezulu wegranite ukuqinisekisa ukuchaneka kwayo.

Coca ipleyiti yomphezulu wegranite phambi kokulinganisa.Galela isicoci sepleyiti encinci phezu kwelaphu elicocekileyo, elithambileyo kwaye usule umphezulu wegranite.Yomisa ngoko nangoko isicoci kwipleyiti engaphezulu ngelaphu elomileyo.Musa ukuvumela ulwelo lokucoca ukuba lome emoyeni.

Beka igeyiji yokulinganisa ephinda kumbindi wepleyiti yomphezulu wegraniti.

Azikho igeyiji yokulinganisa ephindayo kumphezulu wepleyiti yegraniti.

Shenxisa igeyiji kancinane ngapha komphezulu wegraniti.Jonga isalathisi segeyiji kwaye urekhode iincopho zazo naziphi na iinguqu zobude njengoko uhambisa isixhobo kwipleyiti.

Thelekisa ukuhluka kwe-flatness kuwo wonke umphezulu wepleyiti kunye nokunyamezela kwipleyiti yakho yomphezulu, eyahluka ngokusekwe kubukhulu bepleyiti kunye nebakala lokucaba kwegranite.Qhagamshelana nenkcazelo yomanyano lwe-GGG-P-463c (jonga iZibonelelo) ukuze ubone ukuba ipleyiti yakho iyazifezekisa na iimfuno zobukhulu bayo kunye nebakala.Ukwahluka phakathi kweyona ndawo iphakamileyo kwi-plate kunye neyona ndawo iphantsi kwi-plate yi-flatness measurement yayo.

Khangela ukuba ezona nguquko zinkulu zinzulu kumphezulu wepleyiti ziwela ngaphakathi kweenkcazo zokuphinda-phinda kwipleyiti yobukhulu kunye nebakala.Qhagamshelana nengcaciso yomanyano lwe-GGG-P-463c (jonga iZibonelelo) ukubona ukuba ipleyiti yakho iyahlangabezana na neemfuno zokuphinda-phinda ngobukhulu bayo.Yala ipleyiti yomphezulu ukuba nokuba inqaku elinye liyasilela kwiimfuno zokuphinda-phinda.

Yeka ukusebenzisa ipleyiti yomphezulu yegranite engaphumeleliyo ukuhlangabezana neemfuno zomdibaniso.Buyisela ipleyiti kumenzi okanye kwinkampani yegranite engaphezulu ukuze ibhloko iphinde ipolishwe ukuhlangabezana neenkcukacha.

Ingcebiso

Yenza ulungelelwaniso olusesikweni kanye ngonyaka, nangona iipleyiti zomphezulu wegranite zibona ukusetyenziswa kakhulu kufuneka zilinganiswe rhoqo.

Ulungelelwaniso olusesikweni, olurekhodiweyo kwindawo yokuvelisa okanye yokuhlola kaninzi luqhutywa ngoqinisekiso lomgangatho okanye umthengisi weenkonzo zolungelelwaniso lwangaphandle, nangona nabani na enokusebenzisa igeyiji yokulinganisa ephindayo ukujonga ngokungekho sikweni ipleyiti yomphezulu phambi kokusetyenziswa.

Imbali yamandulo yeePlayithi zoMphezulu zeGranite

Phambi kweMfazwe yeHlabathi yesiBini, abavelisi basebenzisa iipleyiti zeSteel Surface Plates ukujonga indawo.Ngexesha leMfazwe yeHlabathi yesiBini imfuno yentsimbi iye yanda kakhulu, kwaye uninzi lweePlati zoMphezulu weNsimbi zanyibilika.Kwakufuneka ukutshintshwa, kwaye iGranite yaba yinto ekhethwayo ngenxa yeempawu zayo eziphezulu ze-metrological.

Iinzuzo ezininzi zegranite ngaphezu kwentsimbi ziye zabonakala.I-Granite inzima ngakumbi, nangona i-brittle ngakumbi kwaye ixhomekeke kwi-chipboard.Uyakwazi ukujija iGranite ukuya kuthi ga ngoku kucaba kwaye ukhawuleze kunentsimbi.I-Granite nayo inepropati enqwenelekayo yokwandiswa kwe-thermal ephantsi xa kuthelekiswa nentsimbi.Ngaphezu koko, ukuba ipleyiti yentsimbi ifuna ukulungiswa, kwakufuneka icekethwe ngesandla ngamagcisa asebenzisa ubuchule babo bokwakha izixhobo zoomatshini ngokutsha.

Njengenqaku elisecaleni, ezinye iiPlates zoMphezulu weSteel zisasebenza namhlanje.

IiPropati zeMetrological zePlayithi zeGranite

Igranite lilitye elivuthayo elenziwe lugqabhuko-dubulo lwentaba-mlilo.Xa kuthelekiswa, ibhastile lilitye likalika elimetamorphosed.Ukusetyenziswa kwe-metrology, i-granite ekhethiweyo kufuneka ihlangabezane neemfuno ezithile ezichazwe kwi-Federal Specification GGG-P-463c, ukususela ngoku ebizwa ngokuba yi-Fed Specs, kwaye ngokukodwa, iCandelo 3.1 3.1 Phakathi kweeNgcaciso ze-Fed, i-granite kufuneka ibe yi-fine ukuya kwi-medium-grained texture.

I-Granite yinto enzima, kodwa ubunzima bayo buhluka ngenxa yezizathu ezininzi.Umchwephesha onamava wepleyiti yegranite unokuqikelela ukuqina ngombala wayo obonisa umxholo wequartz.Ubunzima be-Granite yipropati echazwe ngokuyinxalenye ngobuninzi bomxholo we-quartz kunye nokungabikho kwe-mica.Iigranite ezibomvu kunye nepinki zivame ukuba zinzima kakhulu, iigrey zinobunzima obuphakathi, kwaye ezimnyama zizona zithambileyo.

I-Young's Modulus ye-Elasticity isetyenziselwa ukubonisa ukuguquguquka okanye ukubonakaliswa kokuqina kwelitye.I-pink granite i-avareji ye-3-5 amanqaku kwisikali, i-gray 5-7 amanqaku kunye namnyama 7-10 amanqaku.Ukuba lincinci inani, i-granite ithande ukuba nzima.Ukuba likhulu inani, igranite ethambileyo kwaye ebhetyebhetye ngakumbi.Kubalulekile ukwazi ubunzima beGranite xa ukhetha ubukhulu obufunekayo kumabakala okunyamezela kunye nobunzima beengxenye kunye neegeji ezibekwe phezu kwayo.

Kwimihla yakudala xa bekukho oomatshini bokwenyani, ababesaziwa ngeencwadana zabo zetafile eneehempe kwiipokotho zeehempe zabo, igranite emnyama yayigqalwa njenge "Yeyona Igqwesileyo."Eyona nto ichazwe njengeyona nto inika ukuxhathisa ukunxiba okanye kunzima.Enye i-drawback kukuba iigraniti ezinzima zidla ngokukrazula okanye ukuntywila lula.Oomatshini bomatshini babeqinisekile ukuba igranite emnyama yayiyeyona ilungileyo kangangokuba abanye abavelisi begranite epinki babadaya mnyama.

Ndizibonele ngokwam ipleyiti eye yawiswa kwiforklift xa isusiwe kwindawo yokugcina.Ipleyiti yabetha emgangathweni yaza yahlukana kubini iveza umbala opinki wokwenyani.Qaphela ukuba uceba ukuthenga igranite emnyama ephuma eChina.Sincoma ukuba uchithe imali yakho ngenye indlela.Ipleyiti yegranite inokuhluka ngobulukhuni ngaphakathi kwayo.I-streak ye-quartz ingaba nzima kakhulu kunezinye ipleyiti yangaphezulu.Uluhlu lwe-gabbro emnyama lunokwenza indawo ibe thambileyo kakhulu.Iitekhnoloji eziqeqeshwe kakuhle, ezinamava zokulungisa iipleyiti zomgangatho ziyayazi indlela yokuphatha ezi ndawo zithambileyo.

AmaBanga ePleti yoMphezulu

Kukho amabanga amane eepleyiti zomhlaba.IBanga leLabhoratri iBanga le-AA kunye no-A, iBanga loHlolo lweGumbi B, kwaye elesine liBanga loMasifundisane.I-AA yeBanga kunye no-A zezona zithambileyo ezinokunyamezelana nokuba flatness ngcono kune-0.00001 kwipleyiti yeBanga le-AA.Iworkshop Grades zingawona flethi uphantsi kwaye njengoko igama libonisa, alungiselelwe ukusetyenziswa kumagumbi ezixhobo.Apho iBakala AA, iBakala A neBakala B zilungiselelwe ukusetyenziswa kwilebhu yokuhlola okanye yokulawula umgangatho.

Proper Uvavanyo Kuba Surface Plate Calibration

Ndihlala ndixelela abathengi bam ukuba ndiyakwazi ukutsala nawuphi na umntwana oneminyaka eyi-10 ngaphandle kwecawa yam kwaye ndibafundise ngeentsuku nje ezimbalwa ukuvavanya ipleyiti.Akunzima.Ifuna ubuchule obuthile ukwenza umsebenzi ngokukhawuleza, ubuchule abufundayo ngexesha kunye nokuphindaphinda okuninzi.Kufuneka ndikwazise, ​​kwaye andinakugxininisa ngokwaneleyo, i-Fed Spec GGG-P-463c AYIYOnkqubo yokulinganisa!Okungakumbi ngaloo nto kamva.

Ulungelelwaniso lokutya okuthe tyaba (Iphaneli yeMean) kunye nokuPhinda (ukunxiba kwendawo) kufuneka kujongwe ngokweNgcaciso yeFed.Ukuphela kokungafaniyo koku kukunye neepleyiti ezincinci apho ukuphindaphinda kufuneka kuphela.

Kwakhona, kwaye ibaluleke kakhulu njengezinye iimvavanyo, luvavanyo lweegradient ze-thermal.(Jonga i-Delta T ngezantsi)

Umfanekiso woku-1

Uvavanyo lwe-Flatness luneendlela ezi-4 ezivunyiweyo.Amanqanaba e-elektroniki, i-autocollimation, i-laser kunye nesixhobo esaziwa njenge-locator yendiza.Sisebenzisa kuphela amanqanaba ombane kuba yeyona ndlela ichanekileyo nekhawulezayo ngenxa yezizathu ezininzi.

I-Lasers kunye ne-autocollimators zisebenzisa ukukhanya okuthe tye kakhulu njengesalathiso.Omnye wenza umlinganiselo wokuthe tye kwepleyiti yomphezulu wegranite ngokuthelekisa ukuguquguquka komgama phakathi kwepleyiti yomphezulu kunye nomqadi wokukhanya.Ngokuthatha umtha wokukhanya othe tye, uyibethele kwisibonisi ekujoliswe kuko ngelixa uhambisa isibonisi esijonge ezantsi kwipleyiti yomphezulu, umgama phakathi kwe-beam ekhutshiweyo kunye ne-beam yokubuya ngumlinganiselo wokuthe tye.

Nantsi ingxaki ngale ndlela.Ithagethi kunye nomthombo zichaphazeleka ngokungcangcazela, ubushushu be-ambient, i-ambient target i-flat or scratched target, ukungcoliseka emoyeni, kunye nokuhamba komoya (currents).Zonke ezi zinegalelo kwiinxalenye ezongezelelweyo zempazamo.Ngaphaya koko, igalelo lempazamo yomqhubi ukusuka kwiitshekhi nge-autocollimator inkulu.

Umsebenzisi onamava we-autocollimator unokwenza imilinganiselo echaneke kakhulu kodwa usajongene neengxaki zokungaguquguquki kofundo ingakumbi kumgama omde njengoko umboniso udla ngokunwenwa okanye ube mfiliba kancinane.Kwakhona, okujoliswe kuko okungaphantsi ngokugqibeleleyo kunye nosuku olude lokujonga kwi-lens kuvelisa iimpazamo ezongezelelweyo.

Isixhobo sokujonga inqwelomoya sisidenge nje.Esi sixhobo sisebenzisa into ethe tye (xa kuthelekiswa nokukhanya okuthe nkqo kakhulu okanye umqa welaser) njengereferensi yaso.Akukhona nje ukuba isixhobo somatshini sisebenzisa isalathisi esiqhelekileyo sesisombululo se-intshi engama-20 kuphela kodwa ukungahambi ngokuthe tye kwebar kunye nezinto ezingafaniyo zongeza kakhulu kwiimpazamo kumlinganiselo.Ngokombono wethu, nangona indlela yamkelekile, akukho labhu ifanelekileyo inokuze isebenzise isixhobo sokukhangela inqwelomoya njengesixhobo sokuhlola sokugqibela.

Amanqanaba ombane asebenzisa umxhuzulane njengereferensi yawo.Amanqanaba ombane awohlukeneyo awachatshazelwa kukungcangcazela.Banesisombululo esisezantsi njenge-.1 arc yesibini kwaye imilinganiselo iyakhawuleza, ichanekile kwaye kukho igalelo elincinci lempazamo kumqhubi onamava.Akukho ziLawuli zePlanethi okanye ii-autocollimators ezibonelela nge-topographical eyenziwe ngekhompyutha (Umfanekiso 1) okanye izicwangciso ze-isometric (Umfanekiso 2) womphezulu.

Umfanekiso wesi-2

I-Flatness eyiyo yoVavanyo lomphezulu

Ukuthe tyaba okufanelekileyo kovavanyo lomphezulu yinxalenye ebalulekileyo yeli phepha bekufanele ukuba ndilibeke ekuqaleni.Njengoko bekutshiwo ngaphambili, iFed Spec.I-GGG-p-463c AYIYOndlela yokulinganisa.Isebenza njengesikhokelo kwiinkalo ezininzi ze-metrology grade granite ekujoliswe kuyo umthengi wayo nayiphi na i-Arhente yoRhulumente we-Federal, kwaye oko kubandakanya iindlela zokuvavanya kunye nokunyamezelana okanye amabakala.Ukuba unokontraka ubanga ukuba babambelele kwiiNgcaciso ze-Fed, ngoko ixabiso le-flatness liya kumiselwa yi-Moody Method.

UMoody wayengumfo owasuka kudala ngeminyaka yoo-50 owayila indlela yezibalo ukumisela ukuthambeka okupheleleyo kunye ne-akhawunti yokuqhelaniswa nemigca evavanyiweyo, nokuba isondele ngokwaneleyo kwinqwelomoya enye.Akukho nto itshintshileyo.I-Allied Signal yazama ukuphucula indlela yemathematika kodwa yagqiba ukuba iyantlukwano yayincinci kakhulu yayingafanelanga umzamo.

Ukuba unokontraka wepleyiti engaphezulu usebenzisa i-Electronic Levels okanye i-laser, usebenzisa ikhompyutha ukumncedisa xa ebala.Ngaphandle kokuncedisa ikhompyutha igcisa esebenzisa i-autocollimation kufuneka ibale ufundo ngesandla.Enyanisweni, abakwenzi oko.Kuthatha ixesha elide kwaye ngokuphandle kunokuba ngumngeni kakhulu.Kuvavanyo flatness usebenzisa Moody Method, igcisa uvavanya imigca esibhozo Union Jack uqwalaselo for straightness.

Indlela yeMoody

I-Moody Method yindlela yezibalo yokufumanisa ukuba imigca esibhozo ikwinqwelo-moya enye.Kungenjalo, unemigca ethe tye nje esi-8 enokuba okanye ingabikho okanye ikufutshane nenqwelomoya enye.Ngaphaya koko, ikontraki ebanga ukubambelela kwi-Fed Spec, kwaye isebenzisa i-autocollimation,kufunekavelisa amaphepha asibhozo edatha.Iphepha elinye kumgca ngamnye otshekiweyo ukubonisa uvavanyo lwakhe, ukulungiswa, okanye zombini.Kungenjalo, unokontraka akanalo nofifi lwexabiso lokwenyani lokucaba.

Ndiqinisekile ukuba ungomnye wabo bafumana iipleyiti zakho zilinganiswe ngunokontraka usebenzisa i-autocollimation, awuzange uwabone loo maphepha!Umzobo 3 ngumzekelo wenje enyeiphepha lesibhozo eliyimfuneko ukubala ukuthambeka okupheleleyo.Olunye uphawu lokungazi kunye nobubi kukuba ingxelo yakho inamanani ajikelezileyo amnandi.Umzekelo, 200, 400, 650, njl. Ixabiso elibalwe kakuhle linani lokwenyani.Umzekelo 325.4 u In.Xa ikontraki isebenzisa i-Moody Method of computations, kwaye uchwepheshe ubala amaxabiso ngesandla, kufuneka ufumane amaphepha asibhozo okubala kunye nesicwangciso se-isometric.Isicwangciso se-isometric sibonisa ubude obuhlukeneyo kunye nemigca eyahlukeneyo kunye nokuba ungakanani umgama owahlula iindawo ezikhethiweyo zokunqumla.

Umfanekiso wesi-3(Kuthatha amaphepha asibhozo anjengala ukubala ukuthambeka ngesandla. Qiniseka ukuba uyabuza ukuba kutheni ungakufumani oku ukuba ikontraka yakho isebenzisa i-autocollimation!)

Umzobo 4

Iingcali ze-Dimensional Gauge zisebenzisa amanqanaba ahlukeneyo (Umfanekiso 4) njengezixhobo ezikhethiweyo ukulinganisa utshintsho lwemizuzu kwi-angularity ukusuka kwisikhululo somlinganiselo ukuya kwisitishi.Amanqanaba anesisombululo ukuya kuthi ga kwimizuzwana ye-arc .1 (i-intshi ezi-5 usebenzisa i-4″ isileyi) zizinzile ngokugqithisileyo, azichatshazelwa kukungcangcazela, imigama elinganisiweyo, imisinga yomoya, ukudinwa kwabaqhubi, ukungcoliseka komoya okanye nayiphi na ingxaki ekhoyo kwezinye izixhobo. .Yongeza uncedo lwekhompyuter, kwaye umsebenzi uba ngokukhawuleza, uvelisa i-topographical kunye neeploti ze-isometric ezibonisa ukuqinisekiswa kwaye kubaluleke kakhulu ukulungiswa.

Uvavanyo oluLungileyo lokuPhinda

Ukuphindaphinda ukufunda okanye ukuphinda-phinda lolona vavanyo lubalulekileyo.Isixhobo esisisebenzisayo ukwenza uvavanyo lokuphinda-phinda kukufunda okuphindayo, iLVDT kunye neamplifier eyimfuneko kufundo oluphezulu.Sibeka i-amplifier ye-LVDT kwisisombululo esincinci se-10 u-intshi okanye i-intshi ezi-5 kwiiplati zokuchaneka okuphezulu.

Ukusebenzisa isalathisi somatshini kunye nesisombululo se-intshi ezingama-20 kuphela akunaxabiso ukuba uzama ukuvavanya imfuno yokuphindaphinda ye-35 u-intshi.Iimpawu zine-40 u Ii-intshi zokungaqiniseki!Ukusetwa kokufunda okuphindayo kulingisa igaji yobude/uqwalaselo lwenxalenye.

Ukuphinda-phinda AKUFANANI nokucaba ngokubanzi (iNqwelo-moya).Ndiyathanda ukucinga ngokuphinda-phinda kwigranite ejongwa njengomlinganiselo weradiyasi ongaguqukiyo.

Umfanekiso wesi-5

Ukuba uvavanya ukuphinda-phinda kwebhola engqukuva, ngoko ubonisile ukuba iradiyasi yebhola ayitshintshanga.(Eyona inkangeleko ifanelekileyo yepleyiti elungiswe kakuhle inemilo eneconvex enesithsaba.) Noko ke, kuyabonakala ukuba ibhola ayimcaba.Ewe, uhlobo.Kumgama omfutshane kakhulu, ithe tyaba.Kuba uninzi lomsebenzi wokuhlola ubandakanya igeji yokuphakama ekufutshane kakhulu nenxalenye, ukuphindaphinda kuba yeyona propathi ibaluleke kakhulu yepleyiti yegraniti.Kubaluleke kakhulu ukuba umcaba jikelele ngaphandle kokuba umsebenzisi ujonga ukuba tye kwenxalenye ende.

Qinisekisa ukuba ikontraka yakho yenza uvavanyo lokufunda oluphindayo.Ipleyiti inokuphinda ifundeke ngokubonakalayo ngenxa yokunyamezelana kodwa iphinde iluphumelele uvavanyo lokutya!Okumangalisayo kukuba ilebhu inokufumana ukuvunywa kuvavanyo olungabandakanyi uvavanyo lokufunda oluphindayo.Ilebhu engakwaziyo ukulungisa okanye engalunganga kakhulu ekuyilungiseni ikhetha ukwenza uvavanyo lokuqaqamba kuphela.Ukuthe tyaba akufane kutshintshe ngaphandle kokuba uhambisa ipleyiti.

Uvavanyo lokufunda nokuphinda lolona lulula ukuluvavanya kodwa olona lunzima ukufezekiswa xa uqhwatywa.Qinisekisa ukuba ikontraka yakho inokubuyisela ukuphinda-phinda ngaphandle "kokuhlambela" umphezulu okanye ukushiya amaza phezu komhlaba.

Uvavanyo lweDelta T

Olu vavanyo lubandakanya ukulinganisa ubushushu obuyiNGENENE belitye kwindawo yalo ephezulu kunye nomgangatho ophantsi kunye nokubala umahluko, i-Delta T, ukunika ingxelo kwisatifikethi.

Kubalulekile ukwazi i-coefficient ye-avareji yokwandiswa kwe-thermal kwi-granite yi-3.5 uIn / Inch / degree.Amaqondo obushushu akwi-Ambient kunye nefuthe lokufuma kwipleyiti yegranite ayihoywa.Nangona kunjalo, ipleyiti engaphezulu inokuphuma ekunyamezeleni okanye ngamanye amaxesha iphucule nangona kwi-.3 - .5 degree F Delta T. Kuyimfuneko ukwazi ukuba i-Delta T ingaphakathi kwe-.12 degrees F apho ukuhlukana kokulinganisa kokugqibela .

Kukwabalulekile ukwazi ukuba umphezulu weepleyiti osebenza kuwo ufudukela ebushushwini.Ukuba ubushushu obuphezulu bufudumala ngaphezu kwezantsi, ngoko umgangatho ophezulu uphakama.Ukuba i-bottom ishushu, into enqabileyo, ke indawo ephezulu iyatshona.Akwanelanga ukuba umphathi womgangatho okanye igcisa lazi ukuba ipleyiti ithe tyaba kwaye iyaphinda-phinda ngexesha lokulinganisa okanye ukulungiswa kodwa yintoni eyayiyiDelta T ngexesha lovavanyo lokugqibela lokulinganisa.Kwiimeko ezinzima umsebenzisi unako, ngokulinganisa i-Delta T ngokwakhe, ukugqiba ukuba ipleyiti iphumile ekunyamezeleni ngenxa yeenguqu ze-Delta T kuphela.Ngethamsanqa, igranite ithatha iiyure ezininzi okanye iintsuku ukuba iqhelane nendawo.Ukuguquguquka okuncinci kubushushu be-ambient imini yonke akusayi kuyichaphazela.Ngezi zizathu, asixeleli iqondo lobushushu bomlinganiselo okanye ukufuma kuba iziphumo azihoyi.

Ukunxiba kwePlayithi yeGranite

Nangona i-granite inzima kuneepleyiti zentsimbi, i-granite isaphuhlisa amabala aphantsi kumphezulu.Ukunyakaza okuphindaphindiweyo kwamalungu kunye neegaji kwi-plate yomhlaba ngowona mthombo omkhulu wokunxiba, ngakumbi ukuba indawo efanayo ihlala isetyenziswa.Ukungcola kunye nothuli lokusila luvumeleke ukuba luhlale kumphezulu wepleyiti lukhawulezise inkqubo yokunxiba njengoko lungena phakathi kwamalungu okanye iigeji kunye nomphezulu wegranite.Xa uhambisa iinxalenye kunye neegaji kumphezulu wayo, uthuli oluxubileyo luhlala luyimbangela yokunxiba okongeziweyo.Ndincoma kakhulu ukucoca rhoqo ukunciphisa ukunxiba.Sibonile ukunxiba kwiipleyiti ezibangelwa kukuhanjiswa kwephakheji ye-UPS yemihla ngemihla ebekwe phezu kweepleyiti!Ezo ndawo zalapha zokunxitywa zichaphazela ukulinganisa ukuphinda kufundwe kovavanyo.Kuphephe ukunxiba ngokucoca rhoqo.

Ukucocwa kwePlayithi yeGranite

Ukugcina ipleyiti icocekile, sebenzisa ilaphu letack ukususa igrit.Cinezela nje kancinci kakhulu, ukuze ungashiyi intsalela yeglue.Ilaphu letakhi elisetyenziswe kakuhle lenza umsebenzi oncomekayo wokuchola uthuli lokusila phakathi kokucoca.Musa ukusebenza kwindawo enye.Hambisa iseti yakho malunga nepleyiti, usasaze ukunxitywa.Kulungile ukusebenzisa utywala ukucoca ipleyiti, kodwa qaphela ukuba ukwenza oko kuya kupholisa kakhulu okwethutyana umphezulu.Amanzi anesepha encinci agqwesileyo.Izicoci ezikhoyo kurhwebo ezifana nesicoci sika-Starrett nazo zigqwesile ukuzisebenzisa, kodwa qiniseka ukuba ufumana yonke intsalela yesepha kumphezulu.

Ukulungiswa kwePlayithi yeGranite

Kufuneka bucace ngoku ukubaluleka kokuqinisekisa ukuba ikontraka yakho yepleyiti yomphezulu yenza ulungelelwaniso olufanelekileyo.Iilebhu zohlobo lwe "Clearing House" ezibonelela "Yenza yonke into ngomnxeba omnye" iinkqubo azifane zibe negcisa elinokulungisa.Nokuba bayalungisa, abasoloko benegcisa elinamava afunekayo xa ipleyiti engaphezulu ingenakunyamezelwa.

Ukuba ipleyiti ixelelwe ukuba ayinakulungiswa ngenxa yokunxiba okugqithisileyo, sitsalele umnxeba.Kunokwenzeka ukuba sinokwenza ukulungiswa.

Iitekhnoloji zethu zisebenza unyaka ukuya komnye onesiqingatha uqeqeshelwa umsebenzi phantsi kweNgcali yePlati ye-Master Surface.Sichaza iGcisa loMphezulu wePlati loMphezulu njengomntu ogqibe ukuqeqeshelwa umsebenzi kwaye uneminyaka engaphezulu kweshumi yamava okulungelelaniswa kweSurface Plate kunye noLungiso.Thina kwi-Dimensional Gauge sinamaGcisa amaGcisa amathathu kubasebenzi abaneminyaka engaphezu kwama-60 yamava edibene.Omnye weNgcali yethu yoBugcisa uyafumaneka ngamaxesha onke ukuze afumane inkxaso kunye nesikhokelo xa kuvela iimeko ezinzima.Bonke oochwephesha bethu banamava ekulinganisweni kwepleyiti yomphezulu yazo zonke iisayizi, ukusuka kwincinci ukuya kwenkulu kakhulu, iimeko ezahlukeneyo zokusingqongileyo, amashishini ahlukeneyo, nakwiingxaki ezinkulu zokunxiba.

I-Fed Specs inemfuno ethile yokugqiba i-16 ukuya kwi-64 i-Average Arithmetic Roughness (AA).Sikhetha ukugqiba kuluhlu lwe-30-35 AA.Kukho uburhabaxa obaneleyo bokuqinisekisa ukuba iindawo kunye neegeji zihamba kakuhle kwaye azibambeki okanye zijije kwipleyiti engaphezulu.

Xa silungisa sihlola ipleyiti ukunyuswa ngokufanelekileyo kunye nomgangatho.Sisebenzisa indlela eyomileyo yokunxiba, kodwa kwiimeko zokunxitywa okugqithisileyo kufuna ukususwa okukhulu kwegranite, simanzisa ithanga.Iingcali zethu zicoca emva kwazo, zicokisekile, zikhawuleza kwaye zichanekile.Oko kubalulekile kuba ixabiso lenkonzo yepleyiti yegranite libandakanya ixesha lakho lokuphumla kunye nokulahleka kwemveliso.Ukulungiswa okufanelekileyo kubaluleke kakhulu, kwaye akufanele ukhethe ikontraka ngexabiso okanye lula.Omnye umsebenzi wokulinganisa ufuna abantu abaqeqeshwe kakhulu.Sinayo loo nto.

Iingxelo zokuGqibela zokuLungisa

Kulungiswa kwepleyiti nganye kunye nokulinganisa, sinikezela ngeengxelo ezineenkcukacha zobungcali.Iingxelo zethu ziqulethe isixa esibalulekileyo solwazi olubalulekileyo nolufanelekileyo.I-Fed Spec.ifuna ulwazi oluninzi esilunikezile.Ngaphandle kwezo ziqulethwe kweminye imigangatho yomgangatho efana ne-ISO/IEC-17025, i-Fed encinci.Iinkcukacha zeengxelo zezi:

1. Ubungakanani eFt.(X'x X')

1. Umbala
2. Isimbo (Isingekisela ekubeni akukho zileji zokubamba okanye iileji ezimbini okanye ezine)
3. Uqikelelo lweModyuli yeElasticity
4. Ukunyamezelwa kweNqwelo-moya (Kumiselwa liBanga/ubungakanani)
5. Phinda ukunyamezela ukufunda (Kumiselwe ngobude bediagonal kwii-intshi)
6. I-Mean Plane njengoko ifunyenwe
7. Ithetha iNqwelo njengoko ekhohlo
8. Phinda ukufunda njengoko kufunyenwe
9. Phinda ufunde njengasekhohlo
10. I-Delta T (umahluko wobushushu phakathi kwemiphezulu engaphezulu nesezantsi)

Ukuba umchwephesha kufuneka enze i-lapping okanye umsebenzi wokulungisa kwi-surface plate, ke isatifikethi sokulinganisa sihamba kunye nesicwangciso se-topographical okanye isometric ukubonisa ubungqina bokulungiswa okufanelekileyo.

Ilizwi elimalunga ne-ISO/IEC-17025 Uqinisekiso kunye neelebhu ezinazo

Ngenxa yokuba ilebhu inemvume yokulinganisa ipleyiti yomphezulu akuthethi ukuba bayayazi into abayenzayo kakhulu ngaphantsi kokuyenza ngokuchanekileyo!Kananjalo ayithethi ukuba ilebhu inokulungisa.Amaqumrhu agunyazisiweyo awenzi mahluko phakathi kokuqinisekisa okanye ukulinganisa (ukulungisa).AKwaye ndazi enye, mhlawumbi2amaqumrhu agunyazisiweyo aya kuthiLiqhinaAiribhoni ejikeleze inja yam ukuba ndiyihlawule imali eyaneleyo!Yinyaniso ebuhlungu.Ndizibonile iilebhu zifumana ulwamkelo ngokwenza uvavanyo olunye kuphela kwezithathu ezifunekayo.Ngaphezu koko, ndibone iilebhu zifumana ulwamkelo ngokungaqiniseki okungeyonyani kwaye zivunyiwe ngaphandle kobungqina okanye umboniso ukuba zibalwe njani na amaxabiso.Konke kulishwa.

Ushwankathelo

Awukwazi ukuyijongela phantsi indima yeepleyiti zegranite ezichanekileyo.Isalathiso esisicaba esibonelelwa ngamacwecwe egraniti sisiseko apho wenze khona yonke eminye imilinganiselo.

Unokusebenzisa ezona zixhobo zangoku, ezona zichanekileyo kwaye zisebenza ngeendlela ezininzi.Nangona kunjalo, imilinganiselo echanekileyo kunzima ukuqinisekisa ukuba indawo yereferensi ayikho mcaba.Ngaxa lithile, ndakhe ndanomntu owayeza kuba ngumthengi wathi kum “kaloku lilitye nje!”Impendulo yam, "Kulungile, uchanekile, kwaye ngokuqinisekileyo awunakuthethelela ukuba iingcali zifike zigcine iipleyiti zakho ezingaphezulu."

Ixabiso alinaso isizathu esilungileyo sokukhetha iikontraka zeplate yomhlaba.Abathengi, ababhali-mali kunye nenani eliphazamisayo leenjineli ezisemgangathweni azisoloko ziqonda ukuba ukuphinda kuqinisekiswe iipleyiti zegranite akufani nokuphinda kuqinisekiswe i-micrometer, i-caliper okanye i-DMM.

Ezinye izixhobo zifuna ubuchule, hayi ixabiso eliphantsi.Emva kokutsho oko, amaxabiso ethu afanelekile.Ngokukodwa ngokuzithemba ukuba siwenza ngokuchanekileyo umsebenzi.Sihamba kakuhle ngaphaya kwe-ISO-17025 kunye neemfuno ze-Federal Specifications kwixabiso elongezelelweyo.

Isiseko seGranite esichanekileyo sinokuPhucula iiNtsebenzo zesiXhobo soomatshini

Iimfuno zihlala zikhula kubunjineli bomatshini ngokubanzi kunye nokwakhiwa kwesixhobo somatshini ngakumbi.Ukufezekisa ukuchaneka okuphezulu kunye nexabiso lokusebenza ngaphandle kokunyuka kweendleko yimingeni eqhubekayo yokukhuphisana.Ibhedi yesixhobo somatshini yinto ethatha isigqibo apha.Ke ngoko, abavelisi bezixhobo zoomatshini abaninzi nangakumbi baxhomekeke kwigranite.Ngenxa yemilinganiselo yayo yomzimba, inika iingenelo ezicacileyo ezingenakufezekiswa ngentsimbi okanye ikhonkrithi yepolymer.

I-Granite yinto ebizwa ngokuba yi-volcanic deep rock kwaye inesakhiwo esixineneyo kunye ne-homogeneous kunye ne-coefficient ephantsi kakhulu yokwandisa, ukuhanjiswa kwe-thermal ephantsi kunye nokuthotywa okuphezulu kwe-vibration.

Ngezantsi uya kufumanisa ukuba kutheni uluvo oluqhelekileyo lokuba i-granite ifaneleka kuphela njengesiseko somatshini kumatshini wokulinganisa ulungelelwaniso oluphezulu luphelelwe lixesha kwaye kutheni le nto yendalo njengesiseko sesixhobo somatshini iyindlela enenzuzo kakhulu kwintsimbi okanye intsimbi yokuphosa nokuba phezulu. -izixhobo zomatshini ezichanekileyo.

Sinokwenza izinto zegranite zokushukuma okuguquguqukayo, izinto zegranite zeenjini ezihambelanayo, izixhobo zegranite ze-ndt, izixhobo zegranite ze-xray, izixhobo zegranite ze-cmm, izinto zegranite ze-cnc, ukuchaneka kwegranite kwelaser, izixhobo zegranite ze-aerospace, izixhobo zegranite kwizigaba ezichanekileyo. ...

Ixabiso Eliphezulu Longeziweyo Ngaphandle Kweendleko ezongezelelweyo
Ukusetyenziswa okwandisiweyo kwegranite kubunjineli bomatshini akukho kakhulu ngenxa yokunyuka okukhulu kwexabiso lentsimbi.Endaweni yoko, kungenxa yokuba ixabiso elongezelelweyo lesixhobo somatshini esiphunyeziweyo ngombhede womatshini owenziwe ngegranite kunokwenzeka ngexabiso elincinci kakhulu okanye akukho xabiso elongezelelweyo.Oku kungqinwa ngokuthelekiswa kweendleko zabavelisi bezixhobo zoomatshini abaziwayo eJamani naseYurophu.

Inzuzo enkulu ekuzinzeni kwe-thermodynamic, i-vibration damping kunye nokuchaneka kwexesha elide okwenziwe ukuba kwenzeke nge-granite ayikwazi ukufezekiswa ngentsimbi etyhidiweyo okanye ibhedi yentsimbi, okanye kuphela ngeendleko eziphezulu.Ngokomzekelo, iimpazamo ze-thermal zingabalelwa kwi-75% yephutha elipheleleyo lomatshini, kunye nembuyekezo ehlala izama isofthiwe - ngempumelelo ephakathi.Ngenxa ye-thermal conductivity ephantsi, i-granite isisiseko esingcono sokuchaneka kwexesha elide.

Ngokunyamezela kwe-1 μm, i-granite ihlangabezana ngokulula neemfuno ze-flatness ngokwe-DIN 876 yeqondo lokuchaneka 00. Ngexabiso le-6 kwisikali sobunzima 1 ukuya kwi-10, inzima kakhulu, kunye nobunzima bayo obuthile be-2.8g. /cm³ iphantse yafikelela kwixabiso le-aluminiyam.Oku kukwaphumela kwiinzuzo ezongezelelweyo ezifana namazinga aphezulu okutya, ukunyuka kwe-axis ephezulu kunye nokwandiswa kobomi besixhobo sokusika izixhobo zomatshini.Ngaloo ndlela, utshintsho olusuka kumbhede otyhidiweyo ukuya kumatshini womatshini wegranite uhambisa isixhobo somatshini ekuthethwa ngaso kwiklasi ephezulu ngokubhekiselele ngokuchanekileyo kunye nokusebenza - ngaphandle kweendleko ezongezelelweyo.

IGranite's Improved Ecological Footprint
Ngokwahlukileyo kwizinto ezifana nentsimbi okanye isinyithi esityhidiweyo, ilitye lendalo akufanele liveliswe ngamandla amaninzi kunye nokusebenzisa izongezo.Amandla amancinci kuphela afunekayo ekwarini kunye nonyango lwangaphezulu.Oku kubangela unyawo oluphezulu lwendalo, oluthi nasekupheleni kobomi bomatshini bugqwese okwentsimbi njengesixhobo.Ibhedi yegranite ingaba sisiseko somatshini omtsha okanye isetyenziswe kwiinjongo ezihluke ngokupheleleyo ezifana nokuqhawula ukwakhiwa kwendlela.

Kwaye akukho nakuphi na ukunqongophala kwemithombo ye-granite.Lilitye elinzulu elenziwe ngemagma ngaphakathi koqweqwe lomhlaba.'Ikhulile' kangangezigidi zeminyaka kwaye ifumaneka ngobuninzi obukhulu njengobutyebi bendalo phantse kuwo onke amazwekazi, kuquka neYurophu iphela.

Isiphelo: Ubuninzi bezinto ezintle ezibonakaliswayo zegranite xa kuthelekiswa nentsimbi okanye intsimbi etyhidiweyo zithethelela ukuzimisela okukhulayo kweenjineli zoomatshini ukusebenzisa le mathiriyeli yendalo njengesiseko sokuchaneka okuphezulu, izixhobo zomatshini ezisebenza kakhulu.Ulwazi oluthe kratya malunga nezakhiwo zegranite, eziluncedo kwizixhobo zoomatshini kunye nobunjineli bomatshini, zinokufumaneka kweli nqaku.

Umlinganiselo ophinda-phindwayo ngumlinganiselo weendawo ezithe tyaba zengingqi.Inkcazo yoMlinganiselo oPhindayo ichaza ukuba umlinganiselo othathwe naphi na kumphezulu wepleyiti uya kuphinda phakathi konyamezelo oluxeliweyo.Ukulawula indawo ethe tyaba yendawo engqingqwa kunokuba ithe tyaba iyonke iqinisekisa utshintsho oluthe chu kwinkangeleko yomphezulu womphezulu ngokunciphisa iimpazamo zendawo.

Uninzi lwabavelisi, kubandakanywa iimveliso ezivela kumazwe angaphandle, babambelela kwiNgcaciso ye-Federal ye-flatness tolerances kodwa abaninzi abayihoyi imilinganiselo yokuphinda.Uninzi lwexabiso eliphantsi okanye iipleyiti zebhajethi ezikhoyo kwiimarike namhlanje aziyi kuqinisekisa imilinganiselo yokuphinda.Umvelisi ongaqinisekisi imilinganiselo ephinda-phindwayo AKAVELI iipleyiti ezihlangabezana neemfuno ze-ASME B89.3.7-2013 okanye i-Federal Specification GGG-P-463c, okanye iDIN 876, GB, JJS...

Zombini zibalulekile ukuqinisekisa umphezulu ochanekileyo wemilinganiselo echanekileyo.Ukucaciswa kweflethi iyodwa akwanelanga ukuqinisekisa ukuchaneka komlinganiselo.Thatha njengomzekelo, i-36 X 48 yoHlolo lweBanga A lomgangatho wepleyiti, edibana KUPHELA nenkcazo yokucaba kwe-.000300". yiba lunyamezelo olupheleleyo kwindawo enye, 000300"!Ngokwenyani, inokuba phezulu kakhulu ukuba i-gage iphumle kwithambeka lokuthambeka.

Iimpazamo ze-.000600"-.000800" zinokwenzeka, kuxhomekeke kubunzima bethambeka, kunye nobude bengalo yegage esetyenziswayo.Ukuba le pleyiti ibinoMlinganiselo oPhindayo kwingcaciso ethi .000050"FIR ngoko impazamo yomlinganiselo ibiya kuba ngaphantsi kwe-.000050" kungakhathaliseki ukuba umlinganiselo uthathwa phi kwipleyiti.Enye ingxaki, edla ngokuvela xa igcisa elingaqeqeshwanga lizama ukuphinda lifake ipleyiti kwindawo, kukusetyenziswa koPhindo lweMilinganiselo yodwa ukuze kuqinisekiswe ipleyiti.

Izixhobo ezisetyenziselwa ukungqininisa ukuphinda-phinda AKUDLALWA ukujonga ukuthamba okupheleleyo.Xa imiselwe ku-zero kumphezulu ogophe ngokugqibeleleyo, ziyakuqhuba zifunda u-zero, nokuba lo mphezulu usicaba ngokugqibeleleyo okanye ugobe ngokugqibeleleyo okanye uconvex 1/2"! Baqinisekisa ngokulula ukufana komphezulu, hayi ukucaba. Yipleyiti kuphela ihlangabezana nokucaciswa kokucaba KUNYE nengcaciso yomlinganiselo ophindayo ihlangabezana ngokwenene neemfuno ze-ASME B89.3.7-2013 okanye i-Federal Specification GGG-P-463c.

Ask us about or flatness specification and repeat measurement promise by calling +86 19969991659 or emailing INFO@ZHHIMG.COM

Ewe, kodwa banokuqinisekiswa kuphela ngethamo lobushushu elithe nkqo.Imiphumo yokwandiswa kwe-thermal kwi-plate inokubangela ukuba kube lula ukuguqulwa kokuchaneka okukhulu kunokunyamezela ukuba kukho utshintsho kwi-gradient.Kwezinye iimeko, ukuba unyamezelo luqinile ngokwaneleyo, ubushushu obufakwe kukukhanya okuphezulu bunokubangela okwaneleyo kokutshintsha kwegradient kwiiyure ezininzi.

IGranite inomlinganiso wokwandiswa kwe-thermal malunga ne-.0000035 intshi nganye nge-intshi nganye nge-1°F.Njengomzekelo: I-36" x 48" x 8" ipleyiti yomphezulu inokuchaneka kwe-.000075" (1/2 yeBakala AA) kwithambeka elingu-0°F, umphezulu naphantsi bubushushu obufanayo.Ukuba umphezulu wepleyiti ufudumala ukuya kwindawo apho i-1 ° F ishushu ngaphezu kwezantsi, ukuchaneka kuya kutshintsha ukuya kwi-.000275 "convex! Ngoko ke, uku-odola ipleyiti enokunyamezela kokunyamezela kuneBanga leBanga le-AA kufuneka kuthathelwe ingqalelo kuphela ukuba kukho ulawulo lwemozulu olwaneleyo.

Icwecwe elingaphezulu kufuneka lixhaswe ngamanqaku ama-3, abekwe ngokufanelekileyo kwi-20% yobude ukusuka ekupheleni kweplate.Izixhaso ezimbini kufuneka zibekwe kwi-20% yobubanzi ukusuka kumacala amade, kwaye inkxaso eseleyo kufuneka igxininiswe.Amanqaku ama-3 kuphela anokuphumla ngokuqinileyo kuyo nantoni na ngaphandle kwendawo echanekileyo.

Ipleyiti kufuneka ixhaswe kula manqaku ngexesha lemveliso, kwaye kufuneka ixhaswe kuphela kula manqaku amathathu ngelixa isetyenziswa.Ukuzama ukuxhasa ipleyiti kumanqaku angaphezu kwamathathu kuya kubangela ukuba ipleyiti ifumane inkxaso yayo kwiindidi ezahlukeneyo zamanqaku amathathu, angayi kuba ngamanqaku angama-3 apho axhaswa khona ngexesha lokuvelisa.Oku kuya kwazisa iimpazamo njengoko ipleyiti iyaphambuka ukuze ihambelane nolungiselelo olutsha lwenkxaso.Zonke iintsimbi ze-zhhimg zinemiqadi yenkxaso eyenzelwe umgca kunye neendawo ezifanelekileyo zokuxhasa.

Ukuba ipleyiti ixhaswa ngokufanelekileyo, ukulinganisa okuchanekileyo kuyimfuneko kuphela ukuba isicelo sakho siyayibiza.Ukulinganisa akudingekile ukugcina ukuchaneka kwepleyiti exhaswa ngokufanelekileyo.

Kutheni ukhetha iGraniteIziseko zoomatshinikwayeAmacandelo eMetroloji?

Impendulo ngu 'ewe' phantse kuzo zonke izicelo.Izinto eziluncedo zegranite zibandakanya: Akukho mhlwa okanye umhlwa, phantse ukhuselekile ekulweni, akukho hump imbuyekezo xa i-nicked, ixesha elide lokunxiba, isenzo esigudileyo, ukuchaneka okukhulu, okungeyo-magnetic, ukusebenzisana okuphantsi kokwandiswa kwe-thermal, kunye neendleko eziphantsi zokulondolozwa.

Igranite luhlobo lwelitye elivuthayo elembiwa amandla alo agqithisileyo, ukuxinana, ukuqina, kunye nokuxhathisa umhlwa.Kodwa i-granite ikwanezinto ezininzi- ayisiyiyo nje yezikwere kunye noxande!Ngapha koko, i-Starrett Tru-Stone isebenza ngokuzithemba kunye nezixhobo zegranite ezenziwe ngokwemilo, ii-engile, kunye neegophe zazo zonke iinguqu rhoqo-kunye neziphumo ezibalaseleyo.

Ngokusebenzisa imeko yethu yobugcisa, iindawo ezisikiweyo zinokuba mcaba ngendlela ekhethekileyo.Ezi mpawu zenza i-granite ibe yimathiriyeli efanelekileyo yokudala ubungakanani obuqhelekileyo kunye neziseko zomatshini woyilo lwesiko kunye namalungu e-metrology.IGranite yile:

inomatshini
ngokuchanekileyo caba xa usikiwe kwaye ugqityiwe
ukumelana nomhlwa
yomelele
ihlala ixesha elide
Amacandelo e-Granite nawo alula ukuwacoca.Xa udala uyilo lwesiko, qiniseka ukuba ukhetha i-granite kwiinzuzo zayo eziphezulu.

IMIGANGATHO/ IZICELO ZOKUNXAPHA KAKHULU
Igranite esetyenziswa nguZhongHui kwiimveliso zethu ezisemgangathweni zepleyiti zinomxholo ophezulu wequartz, obonelela ukuxhathisa okukhulu ukunxitywa kunye nomonakalo.Imibala yethu ePhakamileyo emnyama kunye neCrystal Pink inamazinga aphantsi okufunxa amanzi, inciphisa ukuba nokwenzeka kwegeji zakho ezichanekileyo zirusa ngelixa ubeka iipleyiti.Imibala yegranite ebonelelwa nguZhongHui ibangela ilitha elincinane, nto leyo ethetha ukuba amehlo aphantsi kubantu abasebenzisa iipleyiti.Sikhethe iintlobo zethu zegranite ngelixa siqwalasela ukwanda kwe-thermal kumzamo wokugcina lo mba umncinci.

IZICELO EZISEKELWE
Xa isicelo sakho sibiza ipleyiti enemilo yesiqhelo, ufakelo oluthungelweyo, iindawo zokubeka okanye ezinye iimachine, uya kufuna ukukhetha imathiriyeli efana neBlack Diabase.Esi sixhobo sendalo sibonelela ngokuqina okuphezulu, ukungcangcazela okugqwesileyo, kunye nokuphuculwa kobuchule.

Ewe, ukuba azigugi kakhulu.Ukusetwa kwefektri yethu kunye nezixhobo zivumela iimeko ezifanelekileyo zokulinganisa ipleyiti eyiyo kunye nokusebenza kwakhona ukuba kuyimfuneko.Ngokuqhelekileyo, ukuba ipleyiti ingaphakathi kwe-.001 "yokunyamezela okufunekayo, inokuphinda ifakwe kwindawo. Ukuba ipleyiti inxitywe ukuya kwindawo apho ingaphezulu kwe-.001" ngenxa yokunyamezela, okanye ukuba igxothwe kakubi okanye nick, ke kuya kufuneka ukuba ithunyelwe kumzi-mveliso ukuze igaye phambi kokuba iphinde ibuyele.

Unonophelo olukhulu kufuneka lusetyenziswe ekukhetheni igcisa lokulinganisa kwindawo kunye nokufaka umphezulu kwakhona.Siyakubongoza ukuba usebenzise inkathalo ekukhetheni inkonzo yakho yolungelelwaniso.Cela ukuvunywa kunye nokuqinisekisa ukuba isixhobo igcisa liya kusisebenzisa sineNational Inspection Institution calibration.Kuthatha iminyaka emininzi ukufunda indlela yokubopha ngokufanelekileyo igranite echanekileyo.

I-ZhongHui ibonelela ngokujika ngokukhawuleza kokulinganisa okwenziwe kumzi-mveliso wethu.Thumela iipleyiti zakho ukuze zilinganiswe ukuba kunokwenzeka.Umgangatho wakho kunye nodumo lwakho luxhomekeke ekuchanekeni kwezixhobo zakho zokulinganisa kubandakanya iipleyiti zomhlaba!

Iipleyiti zethu ezimnyama zinoxinzelelo oluphezulu kakhulu kwaye zinokuqina ngokuphindwe kathathu.Ke ngoko, ipleyiti eyenziwe ngomnyama ayifuni ukuba ngqindilili njengepleyiti yegranite yobukhulu obufanayo ukuze ibe nokuchasana okulinganayo okanye okukhulu ekuphambukeni.Ubunzima obuncitshisiweyo buthetha ubunzima obuncinci kunye neendleko eziphantsi zokuthumela ngenqanawa.

Balumkele abanye abasebenzisa igranite emnyama ekumgangatho ophantsi kubunzima obufanayo.Njengoko kuchaziwe ngasentla, iipropathi zegranite, njengemithi okanye isinyithi, ziyahluka ngokwezinto ezibonakalayo kunye nombala, kwaye ayisiyiyo inkcazo echanekileyo yokuqina, ukuqina, okanye ukuxhathisa.Enyanisweni, iintlobo ezininzi zegranite emnyama kunye ne-diabase zithambile kakhulu kwaye azifanelekanga ukusetyenziswa kwepleyiti yomphezulu.

Akunjalo. Izixhobo ezikhethekileyo noqeqesho oluyimfuneko ekuzilungiseni ngokutsha ezi zinto zifuna ukuba zibuyiselwe kumzi-mveliso ukuze zilungiswe zize ziphinde zisetyenzwe.

Ewe.I-Ceramic kunye ne-granite zineempawu ezifanayo, kwaye iindlela ezisetyenziselwa ukulinganisa kunye ne-lap granite zingasetyenziswa kunye nezinto ze-ceramic.I-Ceramics inzima kakhulu ukuwela kunegranite ekhokelela kwixabiso eliphezulu.

Ewe, ngaphandle kokuba izinto ezifakiweyo zivaliwe ngaphantsi komphezulu.Ukuba izinto ezifakelweyo zentsimbi zigungxulwa, okanye ngaphezulu kweplanethi engaphezulu, kufuneka zijonge phantsi phambi kokuba ipleyiti igqitywe.Ukuba kuyafuneka, sinokubonelela ngaloo nkonzo.

Ewe.Ukufakwa kwentsimbi kunye nentambo efunwayo (isiNgesi okanye i-metric) ingaba yi-epoxy ebophelelwe kwipleyiti kwiindawo ezifunwayo.I-ZhongHui isebenzisa oomatshini be-CNC ukubonelela ngezona ndawo ziqinileyo zokufaka ngaphakathi kwe- +/- 0.005”.Xa kufakwe izinto ezingabalulekanga kangako, ukunyamezela kwethu kwindawo yokufaka imisonto ±.060". Olunye ukhetho lubandakanya ii-T-Bars zentsimbi kunye neendawo zokubeka idovetail ezifakwe ngqo kwigranite.

Ukufakwa okudityaniswe ngokufanelekileyo kusetyenziswa i-epoxy yamandla aphezulu kunye nokusebenza kakuhle kuya kumelana nobuninzi be-torsional kunye ne-shear force.Kuvavanyo lwakutsha nje, kusetyenziswa i-3/8"-16 yokufaka imisonto, ilabhoratri yovavanyo ezimeleyo yalinganisa amandla afunekayo ukutsala i-epoxy-bonded install kwipleyiti engaphezulu. Amacwecwe alishumi avavanyiwe. Kwezi zilishumi, kwiimeko ezisithoba, Igranite yaphuka kuqala Umndilili womthwalo kwindawo yokusilela ibiyi-10,020 lbs kwigranite engwevu kunye ne-12,310 lbs kumnyama.Kwimeko enye apho ufakelo lutsalwe lwakhulula kwipleyiti, umthwalo kwindawo yokusilela ibiyi-12,990 lbs. Ukuba iqhekeza lomsebenzi lenza ibhulorho ngaphaya kofakelo kunye netorque egqithileyo isetyenziswa, kunokwenzeka ukwenza amandla awoneleyo okuqhekeza igranite. Ngokuyinxenye ngenxa yesi sizathu, iZhongHui inika izikhokelo zowona mgangatho ukhuselekileyo we torque enokuthi isetyenziswe kwi-epoxy bonded installs. : https://www.zhhimg.com/standard-thread-inserts-product/

Ewe, kodwa kuphela kumzi-mveliso wethu.Kwiplanti yethu, sinokubuyisela phantse nayiphi na ipleyiti kwimeko 'enjengentsha', ngesiqhelo ibe ngaphantsi kwesiqingatha seendleko zokuyibuyisela endaweni yayo.Imiphetho eyonakeleyo inokucolwa ngokucokisekileyo, iingcango ezinzulu, ii-nicks, kunye nemingxuma inokucolwa, kwaye izixhaso ezincanyathiselweyo zinokutshintshwa.Ukongeza, sinokuyiguqula ipleyiti yakho ukwandisa ukuguquguquka kwayo ngokongeza intsimbi eqinileyo okanye enemisonto kunye nokusika iindawo zokubeka okanye ukugoba imilebe, ngokweenkcukacha zakho.

Kutheni ukhetha iGranite?
Igranite luhlobo lwelitye elivuthayo elakhiwe emhlabeni kwizigidi zeminyaka eyadlulayo.Ukwakhiwa kwelitye elivuthayo kuqulethe iiminerali ezininzi ezifana ne-quartz enzima kakhulu kwaye ingagugi.Ukongeza kubulukhuni kunye nokunxiba i-granite yokuxhathisa inesiqingatha se-coefficient yokwandisa njengentsimbi etyhidiweyo.Njengoko ubunzima bayo be-volumetric bumalunga nesinye kwisithathu sentsimbi etyhidiweyo, igranite kulula ukuyilawula.

Kwiziseko zoomatshini kunye namacandelo e-metrology, igranite emnyama ngowona mbala usetyenziswa kakhulu.Igranite emnyama inepesenti ephezulu yequartz kuneminye imibala kwaye, ngoko ke, eyona nto inzima kakhulu yokunxiba.

I-Granite ixabisa kakhulu, kwaye iindawo ezisikiweyo zinokuba mcaba ngendlela ekhethekileyo.Ayinako nje ukugotywa ngesandla ukufezekisa ukuchaneka okugqithisileyo, kodwa ukulungiswa kwakhona kunokwenziwa ngaphandle kokususa ipleyiti okanye itafile ngaphandle kwendawo.Lumsebenzi wokurhabula ngesandla ngokupheleleyo kwaye ngokubanzi kubiza ngaphantsi kakhulu kunokulungisa enye indlela yentsimbi.

Ezi mpawu zenza igranite ibe yimathiriyeli efanelekileyo yokudala ubungakanani obuqhelekileyo kunye neziseko zomatshini woyilo lwesiko kunye nezinto zemetrology ezifanaipleyiti yomphezulu wegranite.

I-ZhongHui ivelisa iimveliso ze-granite ze-bespoke ezenzelwe ukuxhasa iimfuno ezithile zokulinganisa.Ezi zinto bespoke zahluka ukusukaimiphetho ethe tye toizikwere ezintathu.Ngenxa yobume obuguquguqukayo begranite, iamacandeloinokuveliswa kuyo nayiphi na isayizi efunekayo;banxibe nzima kwaye bahlala ixesha elide.

Izinto eziluncedo zeGranite Surface Plates
Ukubaluleka kokulinganisa kwindawo elinganayo kwasekwa ngumqambi waseBritani uHenry Maudsley ngeminyaka yoo-1800.Njengomqambi wesixhobo somatshini, wagqiba ekubeni ukuveliswa okungaguquguqukiyo kwamalungu kufuna umgangatho oqinileyo kwimilinganiselo ethembekileyo.

Inguqu kwezoshishino yadala imfuno yokulinganisa indawo, ngoko ke inkampani yobunjineli iCrown Windley yenza imigangatho yokuvelisa.Imigangatho yeepleyiti zomhlaba yaqala ukusetwa yiCrown ngo-1904 isebenzisa isinyithi.Njengoko imfuno kunye neendleko zentsimbi zanda, ezinye izinto zomgangatho wokulinganisa zaphandwa.

EMelika, umenzi welitye lesikhumbuzo uWallace Herman waseka ukuba igranite emnyama yayiyeyona nto ibalaseleyo yepleyiti yomphezulu endaweni yentsimbi.Njengoko igranite ingeyo-magnetic kwaye ingagqwali, ngokukhawuleza ibe yeyona ndawo ithandwayo yokulinganisa.

Ipleyiti yomphezulu wegranite lutyalo-mali oluyimfuneko kwiilabhoratri kunye nezibonelelo zovavanyo.I-granite surface plate ye-600 x 600 mm inokuxhonywa kwindawo yokuxhasa.Izitendi zibonelela ngobude bokusebenza obuyi-34” (0.86m) ngamanqaku amahlanu alungelelanisiweyo okulinganisa.

Ngeziphumo zomlinganiselo othembekileyo nongaguquguqukiyo, ipleyiti yomphezulu wegranite ibalulekile.Njengoko umphezulu uyinqwelomoya egudileyo kwaye izinzile, yenza ukuba izixhobo ziphathwe ngononophelo.

Iingenelo eziphambili zeepleyiti zomhlaba zegranite zezi:

• Ukungabonakalisi
• Ukumelana neekhemikhali kunye nomhlwa
• I-coefficient ephantsi yokwandiswa xa kuthelekiswa nentsimbi yenqwelo ngoko ke ingachatshazelwa lutshintsho lobushushu
• Iqinile ngokwendalo kwaye inxibe nzima
• Iplanethi yomphezulu ayichaphazeleki xa ikrweliweyo
• Ayizi kuhlwa
• Non-magnetic
• Kulula ukucoca nokugcina
• Ulungelelwaniso kunye nokufakwa komphezulu ngokutsha kunokwenziwa kwisiza
• Ilungele ukugrunjwa kofakelo lwenkxaso olunemisonto
• Ukuntywila okuphezulu

Kwiivenkile ezininzi, amagumbi okuhlola kunye neelebhu, iipleyiti zegranite ezichanekileyo zixhomekeke kwisiseko somlinganiselo ochanekileyo.Ngenxa yokuba yonke imilinganiselo yomgca ixhomekeke kumphezulu ochanekileyo wesalathiso apho imilinganiselo yokugqibela ithathwa khona, iipleyiti zomphezulu zibonelela ngeyona nqwelo-moya ilungileyo yokukhangela umsebenzi kunye noyilo phambi komatshini.Zikwaziziseko ezifanelekileyo zokwenza imilinganiselo yobude kunye neendawo zokugawula.Ngaphaya koko, inqanaba eliphezulu lokutyaba, uzinzo, umgangatho uwonke kunye nokusebenza kakuhle kubenza babe lukhetho olulungileyo lokuxhoma iisistim ezintsonkothileyo zoomatshini, ze-elektroniki kunye ne-optical gaging.Kuyo nayiphi na kwezi nkqubo zokulinganisa, kunyanzelekile ukuba ugcine iipleyiti zomphezulu zilinganisiwe.

Phinda iMilinganiselo kunye nokuMcaba
Zombini ukuthamba kunye nemilinganiselo yokuphinda ibalulekile ukuqinisekisa umgangatho ochanekileyo.I-Flatness inokuqwalaselwa njengawo onke amanqaku aphezu komhlaba aqulethwe ngaphakathi kweenqwelomoya ezimbini ezihambelanayo, isiseko senqwelomoya kunye nophahla lwendiza.Umlinganiselo womgama phakathi kweenqwelo-moya kububanzi obupheleleyo bomphezulu.Lo mlinganiselo wokucaba uqhele ukuthwala unyamezelo kwaye unokubandakanya ukutyunjwa kwebakala.

Ukunyamezelwa kokutya okuthe tyaba kumabakala amathathu asemgangathweni kuchazwa kwingcaciso yomanyano njengoko kumiselwa yile fomula ilandelayo:
IBanga leLebhu AA = (40 + diagonal² / 25) x 0.000001 intshi (icala elinye)
Uhlolo lweBanga A = iLabhoratri iBanga AA x 2
Igumbi leSixhobo kwiBanga B = iLabhoratri iBanga AA x 4

Ukongeza kwi-flatness, ukuphindaphinda kufuneka kuqinisekiswe.Umlinganiselo ophinda-phindwayo ngumlinganiselo weendawo ezithe tyaba zengingqi.Ingumlinganiselo othathwe naphi na kumphezulu wepleyiti oya kuphinda ngaphakathi kokunyamezela okuxeliweyo.Ukulawula ukuthambeka kwendawo yendawo ukuya kunyamezelo olungqingqwa kunesicaba sisonke kuqinisekisa utshintsho oluthe chu kwinkangeleko yobucaba yomphezulu, ngokwenjenjalo kuncitshiswa iimpazamo zendawo.

Ukuqinisekisa ukuba ipleyiti yomphezulu idibana nokuthe tyaba kunye nokuphinda imilinganiselo yokulinganisa, abavelisi beepleyiti zomphezulu wegranite kufuneka basebenzise i-Federal Specification GGG-P-463c njengesiseko seenkcukacha zabo.Lo mgangatho ujongana nokuchaneka komlinganiselo wokuphindaphinda, iipropathi zezinto eziphathekayo zegranite zepleyiti yomphezulu, ukugqiba umphezulu, indawo yokuxhasa indawo, ukuqina, iindlela ezamkelekileyo zokuhlola kunye nokufakelwa kwezinto ezifakelweyo ezinemisonto.

Phambi kokuba ipleyiti yomphezulu inxibe ngaphaya kokucaciswa kokutyaba okupheleleyo, iya kubonisa izithuba ezigugileyo okanye ezinamagagasi.Ukuhlolwa kwenyanga ngeempazamo zokulinganisa uphinda kusetyenziswa igeyi yokufunda ephindayo kuya kuchonga iindawo zokunxiba.I-gage yokufunda ngokuphindaphindiweyo sisixhobo esichanekileyo esibona impazamo yendawo kwaye sinokuboniswa kwi-high magnification electronic amplifier.

Ukujonga Ukuchaneka kwePleti
Ngokulandela izikhokelo ezimbalwa ezilula, utyalo-mali kwi-granite surface plate kufuneka ihlale iminyaka emininzi.Ngokuxhomekeke kusetyenziso lwepleyiti, indawo yevenkile kunye nokuchaneka okufunekayo, ukuphindaphindwa kokujonga ukuchaneka kwepleyiti yomphezulu kuyahluka.Umgaqo jikelele wobhontsi kukuba ipleyiti entsha ifumane uhlengahlengiso olupheleleyo kunyaka omnye wokuthenga.Ukuba ipleyiti isetyenziswa rhoqo, kuyacetyiswa ukuba unciphise eli khefu ukuya kwiinyanga ezintandathu.

Phambi kokuba ipleyiti yomphezulu inxibe ngaphaya kokucaciswa kokutyaba okupheleleyo, iya kubonisa izithuba ezigugileyo okanye ezinamagagasi.Ukuhlolwa kwenyanga ngeempazamo zokulinganisa uphinda kusetyenziswa igeyi yokufunda ephindayo kuya kuchonga iindawo zokunxiba.I-gage yokufunda ngokuphindaphindiweyo sisixhobo esichanekileyo esibona impazamo yendawo kwaye sinokuboniswa kwi-high magnification electronic amplifier.

Inkqubo yokuhlola esebenzayo kufuneka ibandakanye ukutshekishwa rhoqo nge-autocollimator, ibonelela ngokulungelelaniswa komgangatho wokutya okulandelekayo kwiZiko leMigangatho yeSizwe kunye neTekhnoloji (NIST).Ulungelelwaniso olubanzi ngumenzi okanye inkampani ezimeleyo iyimfuneko ngamaxesha ngamaxesha.

Ukwahluka phakathi koCalibrations
Kwezinye iimeko, kukho umahluko phakathi kokulinganisa ipleyiti yomphezulu.Ngamanye amaxesha izinto ezifana nokutshintsha komphezulu okubangelwa kukuguga, ukusetyenziswa ngendlela engafanelekanga kwesixhobo sokuhlola okanye ukusetyenziswa kwezixhobo ezingalungelelaniswanga kunokuchaza ezi nguqu.Izinto ezimbini eziqhelekileyo, nangona kunjalo, bubushushu kunye nenkxaso.

Enye yezinto eziguquguqukayo ezibalulekileyo liqondo lokushisa.Umzekelo, umphezulu unokuthi uhlanjwe ngesisombululo esishushu okanye esibandayo ngaphambi kokulinganisa kwaye akuvunyelwanga ixesha elaneleyo lokuziqhelanisa.Ezinye izizathu zokutshintsha kwamaqondo obushushu ziquka iidrafti zomoya obandayo okanye oshushu, ilanga elithe ngqo, ukukhanya okungaphezulu okanye eminye imithombo yobushushu obuqaqambileyo kumphezulu wepleyiti.

Kungakho umahluko kwithambeka lobushushu elithe nkqo phakathi kobusika nehlobo.Kwezinye iimeko, ipleyiti ayivumelekanga ixesha elaneleyo lokuziqhelanisa emva kokuthunyelwa.Luluvo oluhle ukurekhoda iqondo lobushushu elithe nkqo ngexesha ulungelelwaniso lusenziwa.

Esinye isizathu esiqhelekileyo sokuhluka kokulinganisa yiplate exhaswa ngokungafanelekanga.Ipleyiti yomphezulu kufuneka ixhaswe kumanqaku amathathu, ngokufanelekileyo ibekwe kwi-20% yobude ukusuka ekupheleni kweplate.Izixhaso ezimbini kufuneka zibekwe kwi-20% yobubanzi ukusuka kumacala amade, kwaye inkxaso eseleyo kufuneka igxininiswe.

Amanqaku amathathu kuphela anokuphumla ngokuqinileyo kuyo nantoni na ngaphandle kwendawo echanekileyo.Ukuzama ukuxhasa ipleyiti kumanqaku angaphezu kwamathathu kuya kubangela ukuba ipleyiti ifumane inkxaso yayo kwiindidi ezahlukeneyo zamanqaku amathathu, angayi kuba ngamanqaku amathathu axhaswayo ngexesha lokuvelisa.Oku kuya kwazisa iimpazamo njengoko ipleyiti iyaphambuka ukuze ihambelane nolungiselelo olutsha lwenkxaso.Cinga ukusebenzisa izitendi zentsimbi ezinemiqadi yenkxaso eyenzelwe umgca kunye neendawo ezifanelekileyo zokuxhasa.Izitendi zale njongo zidla ngokufumaneka kumenzi wepleyiti yomphezulu.

Ukuba ipleyiti ixhaswa ngokufanelekileyo, ukulinganisa okuchanekileyo kuyimfuneko kuphela ukuba isicelo sichaza.Ukulinganisa akudingekile ukugcina ukuchaneka kwepleyiti exhaswa ngokufanelekileyo.

Kubalulekile ukugcina ipleyiti icocekile.Uthuli olurhabaxa emoyeni ludla ngokuba ngowona mthombo mkhulu wokunxitywa kunye nokukrazuka kwipleyiti, njengoko kudla ngokuzinziswa kwizinto zokusebenza kunye nomphezulu woqhagamshelwano wegeji.Iipleyiti zokugubungela ukuze uzikhusele kuthuli kunye nomonakalo.Ubomi bokunxiba bunokwandiswa ngokugquma ipleyiti xa ingasetyenziswa.

Yandisa uBomi bePlati
Ukulandela izikhokelo ezimbalwa kuya kunciphisa ukunxiba kwi-granite surface plate kwaye ekugqibeleni, yandise ubomi bayo.

Okokuqala, kubalulekile ukugcina ipleyiti icocekile.Uthuli olurhabaxa emoyeni ludla ngokuba ngowona mthombo mkhulu wokunxitywa kunye nokukrazuka kwipleyiti, njengoko kudla ngokuzinziswa kwizinto zokusebenza kunye nomphezulu wonxibelelwano wegeji.

Kwakhona kubalulekile ukugquma iipleyiti ukuyikhusela eluthulini nasekonakaleni.Ubomi bokunxiba bunokwandiswa ngokugquma ipleyiti xa ingasetyenziswa.

Jikelezisa ipleyiti ngamaxesha athile ukuze indawo enye ingafumani ukusetyenziswa ngokugqithisileyo.Kwakhona, kuyacetyiswa ukuba utshintshe iipads zoqhagamshelwano zentsimbi kwi-gaging kunye neepads carbide.

Kuphephe ukubeka ukutya okanye iziselo ezibandayo epleyitini.Iziselo ezininzi ezithambileyo ziqulethe i-carbonic okanye i-phosphoric acid, enokuthi inyibilikise iiminerali ezithambileyo kwaye ishiye imingxuma emincinci ngaphezulu.

Apho Ubuyela khona
Xa ipleyiti yomphezulu wegranite ifuna ukuphinda ibekwe phezu komhlaba, cinga ukuba le nkonzo yenziwe kwisiza okanye kwindawo yokulinganisa.Kuhlala kukhethwa ukuba ipleyiti iphinde iphindwe kumzi-mveliso okanye kwindawo ezinikeleyo.Ukuba, nangona kunjalo, ipleyiti ayinxitywanga kakhulu, ngokubanzi ngaphakathi kwe-0.001 intshi yokunyamezela okufunekayo, inokuphinda ifakwe kwisayithi.Ukuba ipleyiti inxitywe ukuya kwinqanaba apho ingaphezulu kwe-intshi ye-0.001 ngaphandle kokunyamezela, okanye ukuba igxothwe kakubi okanye i-nicked, ngoko kufuneka ithunyelwe kumzi-mveliso ukuze igaye ngaphambi kokuba ibuyele kwakhona.

Indawo yokulinganisa inesixhobo kunye noseto lwefektri ebonelela ngezona meko zilungileyo zokulinganisa ipleyiti eyiyo kunye nokusebenza kwakhona ukuba kukho imfuneko.

Unonophelo olukhulu kufuneka lusetyenziswe ekukhetheni igcisa lokulinganisa kwindawo kunye nokufaka umphezulu kwakhona.Cela ukuvunywa kwaye uqinisekise isixhobo esiya kusisebenzisa igcisa linomlinganiselo we-NIST-traceable.Amava nawo ayinto ebalulekileyo, njengoko kuthatha iminyaka emininzi ukufunda indlela yokubeka ngokuchanekileyo igranite echanekileyo.

Imilinganiselo ebalulekileyo iqala ngepleyiti yomphezulu yegranite echanekileyo njengesiseko.Ngokuqinisekisa ireferensi ethembekileyo ngokusebenzisa ipleyiti yomphezulu elungelelaniswe ngokufanelekileyo, abavelisi banesinye sezixhobo ezibalulekileyo zokulinganisa okuthembekileyo kunye neendawo ezingcono zomgangatho.

Uluhlu lokutshekisha iiNguqu zoLungiso

1. Umphezulu wawuhlanjwe ngesisombululo esishushu okanye esibandayo ngaphambi kokulinganisa kwaye akuvunyelwanga ixesha elaneleyo lokuziqhelanisa.
2. Ipleyiti ayixhaswanga ngokufanelekileyo.
3. Ukutshintsha kobushushu.
4. Uyilo.
5. Ilanga elithe ngqo okanye obunye ubushushu obukhazimlayo kumphezulu wepleyiti.Qinisekisa ukuba ukukhanya okungaphezulu akutshisi umphezulu.
6. Ukwahluka kwiqondo lobushushu elithe nkqo phakathi kobusika nehlobo.Ukuba kunokwenzeka, yazi iqondo lobushushu elithe nkqo ngexesha ulungelelwaniso lusenziwa.
7. Ipleyiti ayivunyelwanga ixesha elaneleyo lokuziqhelanisa emva kokuthunyelwa.
8. Ukusetyenziswa ngokungafanelekanga kwezixhobo zokuhlola okanye ukusetyenziswa kwezixhobo ezingalinganiyo.
9. Ukutshintsha komphezulu ngenxa yokuguga.

Iingcebiso zobuGcisa
Ngenxa yokuba yonke imilinganiselo yomgca ixhomekeke kumphezulu ochanekileyo wesalathiso apho imilinganiselo yokugqibela ithathwa khona, iipleyiti zomphezulu zibonelela ngeyona nqwelo-moya ilungileyo yokukhangela umsebenzi kunye noyilo phambi komatshini.

Ukulawula ukuthambeka kwendawo yendawo ukuya kunyamezelo olungqingqwa kunesicaba sisonke kuqinisekisa utshintsho oluthe chu kwinkangeleko yobucaba yomphezulu, ngokwenjenjalo kuncitshiswa iimpazamo zendawo.