Kwizixhobo zokulawula amanani e-CNC, nangona igranite iye yaba yinto ebalulekileyo ngenxa yeempawu zayo ezizodwa, ukusilela kwayo okungokwemvelo kunokuba neempembelelo ezithile ekusebenzeni kwezixhobo, ukusebenza kakuhle kunye neendleko zokugcinwa. Oku kulandelayo luhlalutyo lweempembelelo ezithile eziziswe ziziphene zegranite ukusuka kwimilinganiselo emininzi:
Okokuqala, izinto eziphathekayo zibuhlungu kakhulu kwaye zivame ukuphuka kunye nomonakalo
I-core drawback: I-Granite lilitye lendalo kwaye ngokuyimfuneko yimathiriyeli ebrittle enobunzima obunempembelelo embi (ixabiso lokuqina kwempembelelo limalunga ne-1-3J/cm², elingaphantsi kakhulu kune-20-100J/cm² yemathiriyeli yesinyithi).
Impembelelo kwizixhobo ze-CNC:
Imingcipheko yokufakela kunye nokuthutha: Ngexesha lokudibanisa okanye ukuphathwa kwezixhobo, ukuba zixhomekeke ekungqubekeni okanye ukuhla, amacandelo e-granite (njengeziseko kunye neentsimbi zesikhokelo) zixhomekeke kwiingqungquthela okanye iikona eziqhekekileyo, ezikhokelela ekungaphumeleli kokuchaneka. Ngokomzekelo, ukuba iqonga legranite lomatshini wokulinganisa ulungelelwaniso-ntathu liphuhlisa iintanda ezifihliweyo ngenxa yokusebenza ngokungafanelekanga ngexesha lofakelo, kunokukhokelela ekuwohlokeni kancinci kancinci komgangatho wokusetyenziswa kwexesha elide, okuchaphazela iziphumo zokulinganisa.
Iingozi ezifihliweyo kwinkqubo yokucubungula: Xa izixhobo ze-CNC zidibana nokugqithiswa ngokukhawuleza (okufana nesixhobo sokungqubuzana kunye ne-workpiece), i-rails yesikhokelo segranite okanye i-worktables inokuphuka ngenxa yokungakwazi ukumelana nempembelelo yempembelelo yangoko, ebangela ukuba izixhobo zivale ukugcinwa, kwaye zibangele ikhonkco lokungaphumeleli kokuchaneka.
Okwesibini, ubunzima bokucubungula okuphezulu buthintela ukuyila kwezakhiwo ezinzima
Imiqobo engundoqo: I-Granite inobunzima obuphezulu (i-6-7 kwisikali se-Mohs), kwaye idinga ukuba iphantsi kwaye iqhutywe ngezixhobo ezikhethekileyo ezifana ne-diamond yamavili okusila, okukhokelela ekusebenzeni okuphantsi kokusebenza (ubuchule bokugaya kuphela i-1/5 ukuya kwi-1/3 yezixhobo zetsimbi), kunye neendleko zokulungisa iindawo ezinzima ezigobileyo ziphezulu.
Impembelelo kwizixhobo ze-CNC:
Ukulinganiselwa koyilo lwesakhiwo: Ukuthintela ubunzima bokucubungula, amacandelo e-granite ahlala eyilwe kwiimilo zejometri ezilula (ezifana neepleyiti, iileyili zesikhokelo soxande), okwenza kube nzima ukufezekisa imingxunya yangaphakathi enzima, iipleyiti ezilukhuni ezilula kunye nezinye izakhiwo ezinokufezekiswa ngokuphosa / ukusika ngezinto zetsimbi. Oku kukhokelela ekubeni ubunzima besiseko segranite sihlala sikhulu kakhulu (i-10% -20% inzima kunentsimbi yentsimbi yomthamo ofanayo), enokunyusa umthwalo opheleleyo wezixhobo kwaye ichaphazele ukusebenza kokuphendula okuguquguqukayo ngexesha lokunyakaza kwesantya esiphezulu.
Ukugcinwa okuphezulu kunye neendleko zokutshintsha: Xa ukunxiba kwendawo okanye umonakalo kwenzeka kumacandelo e-granite, kunzima ukuyilungisa ngeendlela ezifana ne-welding okanye ukusika. Ngokuqhelekileyo, icandelo elipheleleyo lifuna ukutshintshwa, kwaye amacandelo amatsha kufuneka ahlaziywe kwaye alinganiswe ngokuchaneka, okukhokelela ekunciphiseni ixesha elide (ukutshintshwa okukodwa kunokuthatha iiveki ezi-2-3), kunye nokunyuka okukhulu kweendleko zokugcina.
Iii. Ukungaqiniseki koBume beNdalo kunye neziphene zangaphakathi
I-drawback engundoqo: Njengeminerali yendalo, i-granite ineemitha zangaphakathi ezingalawulekiyo, ii-pores okanye ukungcola kwamaminerali, kunye nokufana kwezinto eziphathekayo zemithanjeni eyahlukileyo kuyahluka kakhulu (ukuguquguquka koxinano kunokufikelela kwi-± 5%, i-elastic modulus fluctuation ± 8%).
Impembelelo kwizixhobo ze-CNC:
Umngcipheko wokuzinza ngokuchanekileyo: Ukuba indawo yokucubungula yecandelo lenzeka ukuba iqulethe ukuqhekeka kwangaphakathi, ngexesha lokusetyenziswa kwexesha elide, ukuqhekeka kunokwandisa ngenxa yoxinzelelo, kubangele ukuguqulwa kwendawo kunye nokuchaphazela ukuchaneka kwezixhobo. Umzekelo, ukuba iireyile zesikhokelo segranite zomatshini wokusila we-CNC zinemingxuma yomoya efihliweyo, zinokuwa kancinci kancinci phantsi kwe-vibration ye-frequency ephezulu, okukhokelela kwimpazamo ethe tye yeereyile zesikhokelo.
Ukwahlukana kokusebenza kweBatch: Izinto ze-Granite ezivela kwiibhetshi ezahlukeneyo zinokufumana ukuguquguquka kwezibonakaliso eziphambili ezifana ne-coefficient yokwandiswa kwe-thermal kunye nokusebenza kwe-damping ngenxa yokungafani kokubunjwa kwamaminerali, okuchaphazela ukuhambelana kokuveliswa kwebhetshi ngezixhobo. Kwimizila yemveliso ezenzekelayo efuna ukusebenzisana kwezixhobo ezininzi, ukungafani okunjalo kunokukhokelela ekwandeni kokusasazwa kokuchaneka kokucubungula.
Okwesine, inzima, echaphazela ukusebenza okuguquguqukayo kwezixhobo
I-Core drawback: I-Granite inoxinano oluphezulu (2.6-3.0g/cm³), kwaye ubunzima bayo bumalunga ne-1.2 ukuphindaphinda kwentsimbi etyhidiweyo kunye namaxesha ayi-2.5 e-aluminium alloy phantsi komthamo ofanayo.
Impembelelo kwizixhobo ze-CNC:
I-Motion response Lag: Kumaziko omatshini we-high-speed okanye oomatshini be-axis emihlanu, ubunzima obukhulu besiseko se-granite buya kwandisa inertia yomthwalo we-linear motor / lead screw, okubangelwa ukulibaziseka kokuphendula okuguquguqukayo ngexesha lokukhawuleza / ukuncipha (okunokunyusa ixesha lokuqala lokumisa nge-5% ukuya kwi-10%), echaphazela ukusebenza kakuhle.
Ukunyuka kokusetyenziswa kwamandla: Ukuqhuba amacandelo e-granite anzima kufuna ii-motor ze-servo ezinamandla ngakumbi, eziphakamisa ukusetyenziswa kwamandla ngokubanzi kwezixhobo (imilinganiselo yokwenyani ibonisa ukuba phantsi kweemeko ezifanayo zokusebenza, ukusetyenziswa kwamandla kwezixhobo zesiseko se-granite yi-8% -12% ephezulu kuneyo yezixhobo zentsimbi). Ukusetyenziswa kwexesha elide kuya kwandisa iindleko zemveliso.
Isihlanu, ukukwazi ukuxhathisa ukutshatyalaliswa kwe-thermal kulinganiselwe
I-core drawback: Nangona i-granite ine-coefficient ephantsi yokwandiswa kwe-thermal, i-thermal conductivity yayo ihlwempuzekileyo (kunye ne-thermal conductivity ye-1.5-3.0W / (m · K kuphela), malunga ne-1/10 yentsimbi etyhidiweyo), kunye nokutshintsha kweqondo lokushisa ngokukhawuleza kwendawo kuxhomekeke ekuveliseni uxinzelelo lwe-thermal.
Impembelelo kwizixhobo ze-CNC:
Umba womahluko wobushushu kwindawo yokucubungula: Ukuba ulwelo lokusika lukhukulisa ngokucokisekileyo indawo yendawo yokusebenza yegranite, inokubangela iqondo lobushushu (njengomahluko weqondo lobushushu le-5-10℃) phakathi kwale ndawo kunye nommandla ojikelezileyo, okukhokelela kutshintsho oluncinci lwe-thermal (isixa se-deformation sinokufikelela kwi-1-3μm), echaphazela ukuchaneka kokucocwa kwe-microstelensing yokuchaneka (i-microstelency concision).
Umngcipheko wokudinwa kwexesha elide: Kwiindawo zeeworkshop ezinokuqaliswa rhoqo kunye nokuvalwa okanye umahluko omkhulu wobushushu phakathi kwemini nobusuku, amacandelo egranite anokuphuhlisa i-microcracks ngenxa yokwandiswa okuphindaphindiweyo kwe-thermal kunye nokucutheka, ngokuthe ngcembe kunciphisa ukuqina kwesakhiwo.
Ixesha lokuposa: May-24-2025