Ukuthumela ngaphandle Izixhobo Zokulinganisa I-Precision Granite kunye neCeramic: Ukuhlangabezana neMigangatho yoMgangatho waMazwe ngaMazwe

Kwihlabathi jikelele lemveliso echanekileyo nethembekileyo, imfuno yezixhobo zokulinganisa ezichanekileyo nezithembekileyo ixhaphakile. Ukususela kwi-aerospace kunye neemoto ukuya kwimizi-mveliso ye-semiconductor kunye nezixhobo zonyango, ukuthembeka kweemveliso kuxhomekeke kulawulo lomgangatho olucokisekileyo, oluxhomekeke ekuchanekeni kwezixhobo ze-metrology. Phakathi kwezona zixhobo zibalulekileyo zezi zezo zenziwe nge-granite kunye neeseramikhi eziphambili, izixhobo ezidumileyo ngenxa yokuzinza kwazo okugqwesileyo kunye nokuqina kwazo. Kubavelisi kunye nababoneleli abafuna ukuthumela ngaphandle ezi zixhobo zokulinganisa zintsonkothileyo, ukuqonda kunye nokunamathela kwimigangatho yomgangatho yamazwe ngamazwe ayisiyongxaki nje yokulawula kodwa yimfuneko ebalulekileyo yokufikelela kwimarike, ukuthembana kwabathengi, kunye nenzuzo yokukhuphisana.

Izixhobo zokulinganisa ngokuchanekileyo, ezifana neepleyiti zomphezulu, izikwere eziphambili, kunye neegeyiji ezikhethekileyo ezenziwe ngegranite kunye neseramikhi, zisebenza njengesiseko sokuqinisekisa umgangatho. Umsebenzi wazo njengeenkcukacha eziphambili zedatha zithetha ukuba naluphi na uphambuko ekuchanekeni kwazo lunokusasaza iimpazamo kuyo yonke inkqubo yokuvelisa, nto leyo ekhokelela ekusetyenzisweni ngokutsha okubiza kakhulu, ukukhunjulwa kwemveliso, kunye nomonakalo wegama. Ngenxa yoko, imibutho yemigangatho yamazwe ngamazwe imisele izikhokelo ezibanzi zokuqinisekisa ukuhambelana, ukuthembeka, kunye nokusebenzisana kwezi zixhobo kwiimeko ezahlukeneyo zejografi kunye nezemizi-mveliso.

Le migangatho inika ulwimi oluqhelekileyo lokuchaneka, ivumela abavelisi ukuba bavelise izixhobo ezihlangabezana nemigangatho eyaziwayo kwihlabathi liphela kwaye ivumela abathengi ukuba bathenge izixhobo ngokuzithemba, besazi ukuba

Umzekelo, ipleyiti yomphezulu "yeBanga 00" iya kusebenza ngokulinganayo nokuba imvelaphi yayo injani. Olu lungelelwaniso lubalulekile ekwenzeni lula urhwebo lwamazwe ngamazwe nokuqinisekisa ukuhlanganiswa okungenamthungo kwiindlela zokubonelela zehlabathi.

Kwizixhobo zokulinganisa i-granite echanekileyo, imigangatho eliqela yamazwe ngamazwe neyengingqi ilawula iimfuno zeempawu zezinto, iinkqubo zokuvelisa, kunye namanqanaba okuchaneka. Ezona zibalaseleyo phakathi kwezi ziquka i-ISO, i-DIN, kunye ne-ASME.

I-International Organisation for Standardization (ISO) inika izikhokelo ezaziwayo kwihlabathi liphela ezikhuthaza ukuhambelana kunye nokusebenzisana. Kwiipleyiti zomphezulu wegranite, i-ISO 8512 ichaza iinkcukacha zeemfuno kunye novavanyo. Lo mgangatho uchaza amanqanaba okunyamezela ukuthamba, ukungaqiniseki kokulinganisa, iindlela zokuhlola, kunye neenkqubo ezifanelekileyo zokuxhasa kunye neenkqubo zokufakela. I-ISO 8512 idla ngokuhlela iipleyiti zomphezulu zibe ngamanqanaba afana neBakala 0 (ukuchaneka okuphezulu), iBakala 1 (ibakala lokuhlola), kunye neBakala 2 (ibakala leworkshop). Ibakala ngalinye lichaza ukuphambuka okuphezulu okuvumelekileyo ekuthamba, ngokuqhelekileyo njengomsebenzi wobukhulu bepleyiti. Ukuthobela imigangatho ye-ISO kudla ngokuba yimfuneko yorhwebo lwamazwe ngamazwe ngenxa yokwamkelwa kwayo ngokubanzi kunye nokugxininisa ekulandeleni nasekuqinisekiseni phantsi kweemeko ezilawulwayo zendalo.

Ivela eJamani, imigangatho ye-DIN ihlonitshwa kakhulu, ngakumbi kumashishini aseYurophu naseAsia. I-DIN 876 inika izikhokelo ezineenkcukacha zeepleyiti zomphezulu, ezigubungela ukunyamezelana kokuthe tyaba, iimfuno zezinto, iinkqubo zokuvelisa, kunye neenkqubo zokuhlola. Umahluko ophambili we-DIN 876 kukubandakanywa kwayo kohlelo lweBanga 000 (uchaneko olukhulu) kunye nohlelo lweBanga 00 (umgangatho webhubhoratri), olumele inqanaba eliphezulu lokuchaneka kuneBanga 0 eliqhelekileyo kwezinye iinkqubo ezininzi. Oku kwenza imigangatho ye-DIN ibaluleke ngakumbi kwizicelo ze-metrology ezifuna kakhulu. Imigangatho ye-DIN yaziwa ngeenkcazo zayo ezingqongqo zokunyamezelana kwaye zihlala zikhethwa kwiilebhu zokuvelisa kunye ne-metrology zaseYurophu eziphezulu. Abavelisi abaninzi bazama ukuthobela zombini iimfuno ze-ISO kunye ne-DIN ukuqinisekisa ukuhambelana kwemarike ngokubanzi.

Kwiimarike zaseMntla Melika, umgangatho we-ASME B89.3.7 kunye ne-Federal Specification GGG-P-463c ziseka isakhelo esiphambili sokuthobela imithetho yeepleyiti zomphezulu wegranite. I-ASME B89.3.7 isebenzisa inkqubo yokubeka amanqaku ngoonobumba, eneBanga le-AA elihambelana neemfuno zebanga lelebhu (ezifana neBanga le-DIN 00), ulindelo lokuhlola oluhambelana neBanga le-A (olufana neBanga le-DIN 0), kunye nezicelo zegumbi lezixhobo kunye neworkshop zeBanga le-B. Ngelixa izibalo ezithile zokunyamezelana zinokuhluka kwi-ISO okanye kwi-DIN, abavelisi abanamava bahlala bevelisa iimveliso ezihlangabezana nemigangatho emininzi ngaxeshanye, zinika abathengi bamazwe ngamazwe ukuguquguquka ekuchazeni iimfuno zabo.

Nangona i-granite iphambili kwimarike yeendawo ezinkulu zokubhekisa, ii-ceramics eziphambili zisetyenziswa ngakumbi kwizixhobo zokulinganisa ngokuchanekileyo ezifuna ubulukhuni obungaqhelekanga, ukumelana nokuguguleka, kunye nokuzinza kobushushu, rhoqo kwiindlela ezincinci okanye kwizicelo ezithile. Izinto ze-ceramic ezifana ne-alumina, i-zirconia, kunye ne-silicon carbide zibonelela ngeenzuzo ezikhethekileyo ezihambelana ne-granite.

Izixhobo zokulinganisa ze-ceramic, ezifana neebhloko ze-gauge, ii-master squares, kunye nezixhobo ezikhethekileyo, zibonelela ngeenzuzo ezininzi:

•Ukuqina Okugqithisileyo Nokumelana Nokuguguleka: Iiseramikhi ziqine kakhulu kunegranite kwanentsimbi eqinileyo, zibonelela ngokumelana okuphezulu nokuguguleka. Oku kuqinisekisa ubomi obude kakhulu kwaye kugcina ukuchaneka xa zisetyenziswa ixesha elide.

•Uzinzo Olugqwesileyo Lobushushu: Njengegranite, iiceramics ezininzi zobugcisa zibonisa ii-coefficients eziphantsi kakhulu zokwandiswa kobushushu, nto leyo ezenza zihlale zizinzile kakhulu kuzo zonke iinguqu zobushushu. Oku kubalulekile ekugcineni ukuchaneka kwiindawo ezitshintshatshintshayo.

•Ukungasebenzi kakuhle kweekhemikhali: Iiseramikhi ziyakwazi ukumelana nokugqwala okuvela kwiiasidi, iialkali, kunye nezinye iikhemikhali, nto leyo eyenza ukuba zifaneleke kwiindawo zoshishino ezinzima apho izixhobo zesinyithi ziya konakala khona.

•Ilula: Xa kuthelekiswa negranite, izixhobo zeseramikhi zinokuba lula xa zinobulukhuni obufanayo, nto leyo enokuba luncedo kwizicelo zemetrology eziphathwayo okanye zerobhothi.

Kwizixhobo zokulinganisa i-ceramic, imigangatho idla ngokugxila kulwakhiwo lwezinto, ukunyamezelana kobukhulu, ukugqitywa komphezulu, kunye neempawu zoomatshini. Ngelixa imigangatho ethile ye-ISO okanye ye-DIN inokusebenza kwiimveliso ezithile ze-ceramic (umz., iibhloko zokulinganisa), iinkqubo zolawulo lomgangatho ezibanzi, ezifana ne-ISO 9001, zibalulekile. Isatifikethi se-ISO 9001 sibonisa ukuzinikela komenzi kwiinkqubo zolawulo lomgangatho ezihambelanayo, ukusuka ekukhetheni izinto kunye nemveliso ukuya ekuhlolweni kokugqibela kunye nokuhanjiswa. Oku kubaluleke kakhulu kwizinto ze-ceramic ezisebenza kakhulu, apho ubumsulwa bezinto kunye nokuhambelana kwemveliso kuchaphazela ngqo ukusebenza.

Ukuhlangabezana nemigangatho yomgangatho wamazwe ngamazwe wezixhobo zokulinganisa i-granite echanekileyo kunye ne-ceramic kufuna okungaphezulu nje kokunamathela kwiinkcukacha; kufuna iziseko zophuhliso eziqinileyo, ubugcisa obunobuchule, kunye nolawulo lomgangatho oluqinileyo kuzo zonke izigaba.

Uhambo luqala ngokukhetha ngononophelo izinto eziluhlaza. Kwigranite, oku kubandakanya ukufumana igranite emnyama ecolekileyo, exineneyo enekristali efanayo kunye neziphene ezincinci zangaphakathi. Kwi-ceramics, kuthetha ukukhetha iipowders ezicocekileyo kakhulu kunye nokusebenzisa iinkqubo eziphambili zokusila ukuze kufezekiswe iipropati ezifanelekileyo zezinto. Ukucubungula okulandelayo, kubandakanya umatshini we-CNC, ukugoba, kunye nokupolisha, kufuneka kwenziwe ngokuchanekileyo kakhulu, rhoqo kubandakanya ukugqitywa ngesandla ziingcali ezinobuchule obukhulu ukuze kufezekiswe ukunyamezelana kwe-sub-micron.

Ulawulo lokusingqongileyo lubaluleke kakhulu. Abavelisi abaphambili basebenza kwiindawo zokusebenzela ezilawulwa yimozulu apho ubushushu kunye nokufuma kulawulwa ngokungqongqo. Oku kunciphisa ukwanda/ukuxinana kobushushu bezinto ngexesha lokucubungula kwaye kuqinisekisa iziphumo zokulinganisa ezihambelanayo. Ezinye izakhiwo zide zifake iziseko eziphambili zokungcangcazela ukuze zahlule imisebenzi yokuchaneka kwiingxaki zangaphandle.

Zonke izixhobo zokulinganisa ngokuchanekileyo kufuneka zihlolwe ngokupheleleyo kwaye zilinganiswe. Oku kubandakanya ukusebenzisa izixhobo ze-metrology ezintsonkothileyo ezifana namanqanaba e-elektroniki, ii-autocollimators, kunye nee-interferometers ze-laser ukuqinisekisa ukuba zithe tyaba, zithe tye, zisikwere, kwaye ziyafana kwiibakala eziphezulu zokuchaneka. Isatifikethi sokulinganisa esilandelekayo se-NIST, esihlala sivunyiwe yi-ISO/IEC 17025, sibalulekile ukuze samkelwe kwihlabathi liphela, sinika ubungqina obubhaliweyo bokuchaneka kunye nokuthobela kwesixhobo.

Ukuthumela izixhobo zokulinganisa ngokuchanekileyo ngaphandle kubandakanya okungaphezulu nje kokuhlangabezana nemigangatho yemveliso yobugcisa. Kukwabandakanya nemingeni yezothutho, yemithetho, kunye neyonxibelelwano.

Kubathengi bamazwe ngamazwe, ukunamathela komenzi kwiNkqubo yoLawulo loMgangatho (QMS) eqinileyo, eqhele ukuqinisekiswa yi-ISO 9001, kubonelela ngesiqinisekiso esibalulekileyo. I-QMS eqinisekisiweyo yi-ISO 9001 ibonisa iinkqubo zokuvelisa ezihambelanayo, iinkqubo zokulawula umgangatho ezibhaliweyo, ukulandeleka kwezinto kunye nemveliso, kunye nokuzibophelela ekuphuculeni okuqhubekayo. Esi siqinisekiso sibonisa kwiimarike zehlabathi ukuba umthengisi usebenza phantsi kweendlela ezilungileyo ezivunyiweyo kwihlabathi liphela.

Ngenxa yobuchule bezixhobo zokulinganisa ngokuchanekileyo, ingakumbi i-granite, ukupakisha okukhethekileyo kubalulekile ukuthintela umonakalo ngexesha lokuhamba. Oku kuquka iikreyithi ezilungelelaniswe ngokwezifiso, izinto ezithintela ukutsha, kunye nolawulo lokusingqongileyo ukukhusela kumaqondo obushushu aphezulu kunye nokufuma. Amaqabane athembekileyo e-logistics aphesheya anamava okuphatha iimpahla ezixabiso liphezulu nezibuthathaka ayimfuneko ukuqinisekisa ukuhanjiswa ngokukhuselekileyo nangexesha elifanelekileyo kwiindawo zehlabathi.

Abathumeli ngaphandle kufuneka balandele uthungelwano oluntsonkothileyo lwemithetho yorhwebo lwamazwe ngamazwe, iimfuno zerhafu, kunye nemithetho yolawulo lokuthumela ngaphandle. Oku kuquka ukuhlelwa ngokufanelekileyo kweempahla, izibhengezo ezichanekileyo zerhafu, kwaye, kwezinye iimeko, ukufumana iilayisenisi zokuthumela ngaphandle, ngakumbi kwiiteknoloji ezisetyenziswa kabini okanye usetyenziso olubucayi. Umzekelo, iinkampani ezithumela ngaphandle kwicandelo lokhuselo lase-US zinokufuna ukuthobela i-ITAR (International Traffic in Arms Regulations). Amaxwebhu apheleleyo, kuquka izatifikethi zezinto eziphathekayo, iingxelo zokulinganisa, kunye nezatifikethi zemvelaphi, zibalulekile ekugqityweni kwerhafu ngokulula nasekuboniseni ukuthotyelwa kwemithetho.

Unxibelelwano olusebenzayo lubalulekile kurhwebo lwamazwe ngamazwe oluphumelelayo. Abavelisi kufuneka babe namaqela enkxaso yokuthengisa ngeelwimi ezininzi kunye neyobuchwephesha akwaziyo ukuphendula imibuzo, ukubonelela ngoncedo lobugcisa, kunye nokusombulula imiba kwiindawo ezahlukeneyo zamaxesha. Ukwakha ubudlelwane obuqinileyo nabasasazi kunye neearhente zamazwe ngamazwe kunokunceda ukungena kwimarike kwaye kubonelele ngenkxaso yasekuhlaleni kubasebenzisi bokugqibela.

Ukuthumela izixhobo zokulinganisa i-granite echanekileyo kunye ne-ceramic kwimarike yehlabathi bubungqina bokuzibophelela komenzi ekugqweseni. Akufuneki nje kuphela ubuchule besayensi yezinto eziphucukileyo kunye neendlela zokwenza izinto kodwa kukwafuneka nokuqonda okunzulu kunye nokunamathela ngokungqongqo kwimigangatho yomgangatho wamazwe ngamazwe efana ne-ISO 8512, i-DIN 876, kunye ne-ASME B89.3.7, kunye neenkqubo zolawulo lomgangatho ezibanzi ezifana ne-ISO 9001. Ngokuhlangabezana rhoqo nale migangatho, abavelisi banokwakha ukuthembana, baqinisekise ukuthembeka kwemveliso, kwaye bavule amathuba amakhulu kumashishini aqhutywa kukuchaneka kwihlabathi liphela. Ukukwazi ukuhambisa izixhobo eziqinisekisa ukuchaneka kunye nokuhambelana kwimida akusiyo nje inzuzo yeshishini; ligalelo elibalulekileyo ekuphuculeni imveliso yehlabathi kunye nokuvelisa ubuchwepheshe.