Iimfuno ezichanekileyo zeendawo eziphambili zamaziko omatshini othe nkqo amisela inqanaba lokuchaneka lokukhetha izixhobo zomatshini we-CNC. Izixhobo zoomatshini be-CNC zinokwahlulwa zibe lula, zisebenze ngokupheleleyo, zichaneke kakhulu, njl.njl ngokokusetyenziswa kwazo, kwaye ukuchaneka abanokuzifumana kukwahlukile. Uhlobo olulula lusetyenziswa ngoku kwezinye iileyile kunye noomatshini bokugaya, kunye nesisombululo esincinci se-0.01mm, kwaye zombini ukuchaneka kwentshukumo kunye nokuchaneka komatshini kungaphezulu (0.03-0.05) mm. Uhlobo oluchanekileyo lwe-Ultra lusetyenziselwa ukulungiswa okukhethekileyo, ngokuchaneka okungaphantsi kwe-0.001mm. Oku kuxoxa ikakhulu ngezona zixhobo zisetyenziswa ngokupheleleyo kumatshini weCNC (ikakhulu amaziko omatshini).
Amaziko omatshini amileyo anokwahlulwa abe ziindidi eziqhelekileyo nezichanekileyo ezisekelwe ekuchanekeni. Ngokubanzi, izixhobo zoomatshini be-CNC zinezinto zokuhlola ukuchaneka kwe-20-30, kodwa ezona zinto zihluke kakhulu zezi: ukuchaneka kokuma kwe-axis enye, i-axis enye ephindaphindayo ukuchaneka kokuma, kunye nokujikeleza kweziqwenga zovavanyo eziveliswe ngamazembe amabini okanye ngaphezulu adityanisiweyo.
Ukuchaneka kokumisa kunye nokuphindaphinda ukuchaneka kokumisa ngokubanzi kubonisa ukuchaneka okubanzi kwecandelo ngalinye elihambayo le-axis. Ngokukodwa ngokuphindaphindiweyo kokuchaneka kokumisa ngokuphindaphindiweyo, kubonisa ukuzinza kokumisa kwe-axis kuyo nayiphi na indawo yokumisa ngaphakathi kwe-stroke yayo, eyona nto isalathiso esisisiseko sokulinganisa ukuba i-axis inokusebenza ngokuzinzileyo nangokuthembekileyo. Okwangoku, isoftware kwiinkqubo ze-CNC inemisebenzi yembuyekezo yempazamo etyebileyo, enokuthi ihlawule ngokuzinzileyo iimpazamo zenkqubo kwikhonkco ngalinye lekhonkco lokuhambisa isondlo. Ngokomzekelo, izinto ezinjengokucoca, i-elastic deformation, kunye nokuqina koqhagamshelwano kwikhonkco ngalinye lekhonkco lokuhambisa lihlala libonisa ukunyakaza okungafaniyo kwangoko kunye nobukhulu bomthwalo webhentshi yomsebenzi, ubude bomgama wokuhamba, kunye nesantya sokumisa ukuhamba. Kwezinye iinkqubo ze-servo ezivulekileyo kunye ne-semi-loop-loop feed, amacandelo okuqhuba oomatshini emva kokulinganisa amacandelo achatshazelwa zizinto ezahlukeneyo zengozi kwaye aneempazamo ezibalulekileyo ezingahleliweyo, ezinjengendawo yokwenyani yokumisa i-drift ye-workbench ebangelwa kukwanda kwe-thermal ye-screw yebhola. Ngamafutshane, ukuba unokukhetha, khetha isixhobo esinesona sixhobo siphinda-phindayo sokuchaneka!
Ukuchaneka kweziko lomatshini elithe nkqo kumphezulu we-cylindrical wokusila okanye i-milling spatial grooves (imisonto) luvandlakanyo olubanzi lwe-axis ye-CNC (i-axis ezimbini okanye ezintathu) i-servo elandela iimpawu ezishukumayo kunye nomsebenzi we-CNC wokufakelwa kwenkqubo yesixhobo somatshini. Indlela yokugweba kukulinganisa ukujikeleza kwe-cylindrical surface processed. Kwizixhobo zoomatshini be-CNC, kukwakho indlela yokugaya i-oblique yesikweri esinamacala amane wokusika iziqwenga zovavanyo, ezinokuthi ziqinisekise ukuchaneka kweezembe ezimbini ezilawulekayo kwintshukumo yomgca wokudibanisa. Xa usenza olu vavanyo lokusika, isiphelo sokusila esisetyenziselwa ukuchaneka kwe-machining sifakwe kwi-spindle yesixhobo somatshini, kunye nomfanekiso wesetyhula obekwe kwi-workbench i-milled. Kwizixhobo zomatshini ezincinci kunye nobukhulu obuphakathi, umboniso wesetyhula uthathwa ngokubanzi kwi-Ф 200 ~ Ф 300, emva koko ubeke umboniso osikiweyo kumvavanyi ojikelezayo kwaye ulinganise ukujikeleza komhlaba owenziwe ngomatshini. Iipateni zokungcangcazela ezicacileyo ze-milling cutter kumphezulu we-cylindrical zibonisa isantya esingazinzanga se-interpolation yesixhobo somatshini; I-roundness milled inempazamo ebalulekileyo ye-elliptical, ebonisa ukungahambi kakuhle kwinzuzo yeenkqubo ezimbini ezilawulwayo ze-axis zokunyakaza kwe-interpolation; Xa kukho iimpawu zokumisa kwindawo nganye elawulwayo ye-axis yentshukumo yokutshintsha indawo kwisetyhula (kwintshukumo eqhubekayo yokusika, ukumisa intshukumo yokutya kwindawo ethile kuya kwenza isahlulo esincinci samanqaku okusika isinyithi kwindawo yomatshini), kubonisa ukuba ukucocwa kwangaphambili kunye nokubuyisela umva kwe-axis akuzange kulungiswe kakuhle.
Ukuchaneka kokumiswa kwe-axis enye kubhekiselele kuluhlu lwempazamo xa ubeka kuyo nayiphi na indawo ngaphakathi kwe-axis stroke, enokuthi ibonise ngokuthe ngqo ukuchaneka kobuchule besixhobo somatshini, okwenza kube yeyona nto ibalulekileyo isalathisi sobugcisa bezixhobo zomatshini we-CNC. Okwangoku, amazwe emhlabeni jikelele anemimiselo eyahlukeneyo, iinkcazo, iindlela zokulinganisa, kunye nokulungiswa kwedatha kwesi salathisi. Ekusungulweni kwedatha yesampula yesixhobo somatshini we-CNC eyahlukeneyo, imigangatho esetyenziswa ngokuqhelekileyo ibandakanya i-American Standard (NAS) kunye nemigangatho ekhuthazwayo ye-American Machine Tool Manufacturers Association, i-German Standard (VDI), i-Japan Standard (JIS), i-International Organization for Standardization (ISO), kunye ne-Chinese National Standard (GB). Umgangatho ophantsi phakathi kwale migangatho ngumgangatho waseJapan, njengoko indlela yokulinganisa isekelwe kwiseti enye yedatha ezinzileyo, kwaye ixabiso lempazamo licinezelwe ngesiqingatha ngexabiso ±. Ngoko ke, ukuchaneka kokumisa okulinganiswa ngendlela yokulinganisa kudla ngokuphindwe kabini kunomlinganiselo weminye imigangatho.
Nangona kukho ukungafani kokulungiswa kwedatha phakathi kweminye imigangatho, zonke zibonisa isidingo sokuhlalutya kunye nokulinganisa ukuchaneka kokumisa ngokwezibalo zephutha. Oko kukuthi, ngenxa yempazamo yokubeka indawo kwi-axis stroke elawulwayo yesixhobo somatshini we-CNC (iziko lomatshini elithe nkqo), kufuneka libonise impazamo yaloo ndawo ibekwe ngamaxesha angamawaka kwixesha elide lokusetyenziswa kwesixhobo somatshini kwixesha elizayo. Nangona kunjalo, sinokulinganisa inani eliqingqiweyo lamaxesha (ngokuqhelekileyo amaxesha angama-5-7) ngexesha lokulinganisa.
Ukuchaneka kwamaziko omatshini athe nkqo kunzima ukufumanisa, kwaye amanye afuna umatshini phambi komgwebo, ngoko eli nyathelo linzima kakhulu.