Iwe unonzwisisa here chiyero chekushandisa chekushivirira kwejometri muCNC machining?
Iyo yekumisikidzwa kweiyo geometric kushivirira chinhu chakakosha cheCNC machining, sezvo ichivimbisa kugadzirwa kwakaringana kwezvikamu.Geometric tolerances ndiwo misiyano inogona kuitwa muhukuru, chimiro, kutaridzika uye nzvimbo yechinhu pachidimbu.Izvi zvakasiyana-siyana zvakakosha pakushanda kwechikamu.
Geometric kushivirira kunoshandiswa muCNC machining kune akasiyana maapplication.
Dimensional control:
Geometric tolerances inobvumira kunyatso kudzora kwehukuru uye chiyero chemichina maficha.Inovimbisa kuti zvikamu zvese zvakanyatsoenderana uye kuita basa ravanoda.
Kudzora Fomu:
Geometric Tolerances inova nechokwadi chekuti inodiwa chimiro uye contour inowanikwa kune akagadzirwa maficha.Izvo zvakakosha kune zvikamu zvinoda kuunganidzwa, kana kuve nezvinodiwa zvekusangana.
Oriental Control:
Geometric tolerances inoshandiswa kutonga kweangular alignment yezvimiro zvakaita semaburi, slots uye nzvimbo.Zvinonyanya kukosha kune zvikamu zvinoda kurongeka kwakarurama kana kuti zvinofanirwa kunyatsoenderana mune zvimwe zvikamu.
Geometric Tolerances:
Geometric tolerances ndiko kutsauka kunogona kuitwa munzvimbo yezvimiro pachinhu.Inova nechokwadi chokuti zvinhu zvakakosha zvechikamu zvakamisikidzwa zvakarurama maererano nechimwe nechimwe, zvichigonesa kushanda kwakakodzera uye kuungana.
Profile Control:
Geometric Tolerances inoshandiswa kudzora chimiro chakazara uye chimiro chezvakaomarara maficha akadai semacurves, contours uye nzvimbo.Izvi zvinovimbisa kuti zvikamu zvemuchina zvinosangana nezvinodiwa zveprofile.
Kudzora kweConcentricity & Symmetry:
Kushivirira kweGeometric kunoita basa rakakosha mukuwana concentricity & symmetry yezvigadzirwa zvemichina.Izvo zvinonyanya kukosha pakurongedza zvinhu zvinotenderera senge shafts, magiya nemabhengi.
Runout control:
Geometric tolerances inotsanangura kusiyana kwakabvumirwa mukururamisa uye kutenderera kwekutendereracnc yakashandura zvikamu.Yakagadzirirwa kuve nechokwadi chekushanda kwakanaka uye kuderedza vibrations uye kukanganisa.
Kana isu tisinganzwisisi kushivirira kwejometri pamifananidzo mukugadzirwa, ipapo kuongororwa kwekugadzirisa kuchave kwakadzimwa uye mhedzisiro yekugadziriswa inogona kunge yakakomba.Tafura iyi ine 14-chinhu chepasirese mwero geometric tolerance chiratidzo.
1. Kururama
Kutwasuka ndiko kugona kwechikamu kuchengetedza gwara rakatwasuka.Kururama kushivirira kunotsanangurwa sekutsauka kukuru kwemutsara chaiwo wakatwasuka kubva pamutsetse wakanaka.
Muenzaniso 1:Nzvimbo yekushivirira mundege inofanirwa kunge iri pakati pemitsetse miviri yakaenzana ine chinhambwe 0.1mm.
Muenzaniso 2:Kana iwe ukawedzera chiratidzo Ph kune kukosha kwekushivirira saka inofanira kunge iri munzvimbo yecylindrical pamusoro ine dhayamita 0.08mm.
2. Kufuratira
Flatness (inozivikanwawo sekuti flatness) mamiriro ekuti chikamu chinochengetedza ndege yakanaka.Flatness tolerance chiyero chekutsauka kwakanyanya kunogona kuitwa pakati penzvimbo yakanaka uye nzvimbo chaiyo.
Semuenzaniso, nzvimbo yekushivirira inotsanangurwa senzvimbo iri pakati pendege dzakafanana dziri 0.08mm dzakaparadzana.
3. Kutenderera
Kutenderera kwechikamu ndicho chinhambwe chiri pakati pepakati nechimiro chaicho.The roundness tolerance inotsanangurwa seyakanyanya kutsauka kweiyo chaiyo denderedzwa chimiro kubva kune yakanakira denderedzwa chimiro pane imwechete muchinjikwa chikamu.
Muenzaniso:Tolerance zone inofanirwa kunge iri pane imwechete yakajairika chikamu.Musiyano weradius unotsanangurwa sechinhambwe chiri pakati pemaringi maviri akaomesesa ane kushivirira kwe0.03mm.
4. Cylindricity
Izwi rekuti 'Cylindricity' rinoreva kuti mapoinzi ecylindrical pamusoro pechikamu ese ari kure zvakaenzana kubva paakiso yawo.Iyo yakanyanya kubvumidzwa musiyano pakati peiyo chaiyo cylindrical surface uye yakanaka cylindrical inonzi cylinderricity tolerance.
Muenzaniso:Tolerance zone inotsanangurwa senzvimbo iri pakati pecoaxial cylindrical nzvimbo dzine musiyano mu radius ye0.1mm.
5. Mutsara contour
Line profile ndiyo mamiriro apo chero curve, zvisinei nechimiro chayo, inochengetedza chimiro chakakodzera mune imwe ndege yechikamu.Kushivirira kwemutsara profile ndiyo mutsauko unogona kuitwa mune contour yeasiri-inotenderera curves.
Semuyenzaniso, nzvimbo yekushivirira inotsanangurwa senzvimbo pakati pemahamvuropu maviri ane akatevedzana madenderedzwa edhayamita 0.04mm.Madenderedzwa ari pamitsetse ine geometrically maumbirwo.
6. Surface contour
Surface contour ndiyo mamiriro ekuti nzvimbo yakasarudzika pane chimwe chinhu inochengetedza chimiro chayo chakanaka.Surface contour tolerance ndiwo mutsauko uripo pakati pemutsetse wecontour uye yakanaka contour pamusoro penzvimbo isina denderedzwa.
Semuyenzaniso:Iyo tolerance zone iri pakati pemitsara yemahamvuropu maviri anovharira mabhora akatevedzana ane dhayamita 0.02mm.Pakati pebhora rimwe nerimwe rinofanira kunge riri pamusoro pechimiro che geometrically chakarurama.
7. Parallelism
Chiyero cheparallelism ishoko rinoshandiswa kutsanangura chokwadi chekuti zvinhu pachikamu zvakaenzana kure nedatum.Iyo parallelism kushivirira inotsanangurwa semusiyano mukuru unogona kuitwa pakati pegwara iro chinhu chiri kuyerwa chinenge chiri nhema uye gwara rakakodzera, rinoenderana nedatum.
Muenzaniso:Kana iwe ukawedzera chiratidzo Ph pamberi pehukoshi hwekushivirira ipapo nzvimbo yekushivirira ichave mukati mehumburumbira ine referensi dhayamita yeP0.03mm.
Iyo degree ye orthogonality, inozivikanwawo se perpendicularity pakati pezvinhu zviviri inoratidza kuti chinhu chakayerwa pachikamu chinochengetedza iyo chaiyo 90deg inoenderana nedhamu.Verticality tolerance ndiyo yakanyanya kusiyanisa pakati pegwara rinoyerwa chimiro uye icho perpendicularly kune datum.
Muenzaniso 1:Iyo yekushivirira nzvimbo ichave perpendicular ne cylindrical pamusoro uye datum ye 0.1mm kana iyo Ph inoonekwa pamberi payo.
Muenzaniso 2:Nzvimbo yekushivirira inofanira kunge iri pakati pendege mbiri dzakafanana, 0.08mm dzakaparadzana, uye perpendicular datum line.
9. Kurerekera
Inlination ndiyo mamiriro ekuti zvinhu zviviri zvinofanirwa kuchengetedza imwe kona muhukama hwazvo.Kushivirira kwemateru ndiko kuwanda kwemusiyano unogona kutenderwa pakati pematarisiro echinhu chinoyerwa uye netarisiro yakakodzera, chero kona inoenderana nedatum.
Muenzaniso 1:Kushivirira nzvimbo yendege yakayerwa inzvimbo iri pakati pendege mbiri dzakafanana dzine kushivirira kwe0.08mm, uye kona yetioretical 60deg kune datum plane.
Muenzaniso 2:Kana iwe ukawedzera chiratidzo Ph kune kukosha kwekushivirira saka nzvimbo yekushivirira inofanira kunge iri mukati mesilinda ine dhayamita 0.1mm.Nzvimbo yekushivirira inofanirwa kuenderana nendege A perpendicularly kune datum B uye pakona ye60deg kubva padatum A.
10. Nzvimbo
Position ndiyo chaiyo yemapoinzi, nzvimbo, mitsetse uye zvimwe zvinhu zvine chekuita nenzvimbo yazvo yakanaka.Kushivirira kwenzvimbo kunotsanangurwa sekusiyana kwakanyanya kunogona kubvumidzwa munzvimbo chaiyo maererano nenzvimbo yakanaka.
Semuenzaniso, kana iyo SPh chiratidzo ichiwedzerwa kunzvimbo yekushivirira, kushivirira ndiko mukati mebhora rine dhayamita 0.3mm.Pakati penzvimbo yekushivirira yebhora ndiyo saizi chaiyo mudzidziso, inoenderana nemadhamu eA, B uye C.
11. Coaxiality (concentricity).
Coaxiality izwi rinoshandiswa kutsanangura chokwadi chekuti akisi yakapimwa yechikamu inoramba iri mutsetse wakatwasuka unoenderana neakisi yereferensi.Kushivirira kune coaxiality ndiyo mutsauko unogona kuitwa pakati peiyo axis chaiyo uye referensi axis.
Semuyenzaniso:Iyo nzvimbo yekushivirira, kana yakanyorwa nehukuru hwekushivirira, ndiyo nzvimbo iri pakati pemasilinda maviri edhayamita 0.08mm.Iyo denderedzwa yekushivirira zone axis inopindirana nedatum.
12. Symmetry
Iyo symmetry kushivirira ndiyo yakanyanya kutsauka yepakati pepakati ndege (kana yepakati mutsetse, axis) kubva kune yakakodzera symmetric ndege.The symmetry tolerance inotsanangurwa sekutsauka kwakanyanya kweiyo chaiyo symmetry yepakati ndege, kana mutsara wepakati (axis), kubva mundege yakakodzera.
Muenzaniso:Tolerance zone inzvimbo iri pakati pemitsetse miviri yakafanana kana ndege dziri 0.08mm kubva kune imwe uye dzakanyatsoenderana nendege yedatum kana yepakati.
13. Denderedzwa Beat
Izwi rokuti denderedzwa runout rinoreva kuti pamusoro pechimurenga pachikamu chinoramba chakamira maererano nendege yedhamu mukati mendege yekuyera inorambidzwa.Iyo yakanyanya kushivirira yedenderedzwa runout inobvumidzwa mune inoganhurirwa kuyerwa renji, kana chinhu chinoyerwa chinopedza kutenderera kuzere kutenderedza akisi yereferenzi pasina chero axial kufamba.
Muenzaniso 1:Tolerance zone inotsanangurwa senzvimbo iri pakati pe concentric denderedzwa ine musiyano mu radius ye 0.1mm uye nzvimbo dzadzo dziri pane imwechete datum ndege.
14. Full Beat
Total runout ndiyo inoyerera yakazara pamusoro pechikamu chakayerwa painotenderera ichitenderera ichitenderedza akisi yereferensi.Yese runout kushivirira ndiyo yakanyanya runout paunenge uchiyera chinhu ichi ichitenderera ichitenderera ichitenderedza datum axis.
Muenzaniso 1:Tolerance zone inotsanangurwa senzvimbo iri pakati peaviri cylindrical nzvimbo ine musiyano mu radius ye 0.1mm, uye ari coaxial kune datum.
Muenzaniso 2:Tolerance zone inotsanangurwa senzvimbo iri pakati pendege dzakafanana dzine musiyano muradius ye0.1mm, perpendicular ine datum.
Chii chinoita kuti kushivirira kwedhijitari kune zvikamu zveCNC machined?
Kururama:
Kushivirira kwedhijitari kunovimbisa kuti zviyero zvemichina yezvikamu zviri mukati memiganhu yakatarwa.Inobvumira kuti zvikamu zvigadzirwe zvinokwana pamwe chete nemazvo uye zvinoshanda sezvakarongwa.
Kuenderana:
Digital kushivirira inobvumira kuenderana pakati pezvikamu zvakawanda nekudzora saizi uye kusiyanisa kwechimiro.Izvi zvinonyanya kukosha kune zvikamu zvinoda kuchinjika, kana kushandiswa mumiitiro yakadai sekusangana panodiwa kufanana.
Fit uye Gungano
Digital kushivirira inoshandiswa kuve nechokwadi chekuti zvikamu zvinogona kuunganidzwa nemazvo uye zvisina musono.Inodzivirira nyaya dzakaita senge kupindira, kubvumidzwa kwakanyanya, kusarongeka uye kusunga pakati pezvikamu.
Kuita:
Digital kushivirira ndeyechokwadi uye inobvumira zvikamu kuti zvigadzirwe zvinosangana nemaitiro ekuita.Digital kushivirira kwakakosha mumaindasitiri akadai seaerospace uye mota uko kushivirira kwakasimba kunokosha.Inova nechokwadi chekuti zvikamu zviri kushanda zvakanaka uye zvinosangana neakasimba emhando zviyero.
Cost Optimization
Kushivirira kwedhijitari kwakakosha pakutsvaga chiyero chakakodzera pakati pemazvo, mutengo uye kuita.Nekutsanangura kushivirira nekuchenjerera, vagadziri vanogona kudzivirira kunyatsojeka, izvo zvinogona kuwedzera mutengo uchichengetedza kushanda uye kuita.
Kudzora Hunhu:
Kushivirira kwedhijitari kunobvumira kuomarara kwemhando yekudzora nekupa zvirevo zvakajeka pakuyera uye kuongorora.machined components.Inobvumira kuonekwa kwekutanga kwekutsauka kubva kushiviriro.Izvi zvinovimbisa hutano hunoenderana uye kugadzirisa panguva.
Design Flexibility
Vagadziri vane zvakawanda zvinoshanduka kana zvasvika pakugadzirazvikamu zvakagadzirwane digital kushivirira.Vagadziri vanogona kutsanangura kushivirira kuti vaone zvinogamuchirika miganhu uye misiyano, vachiri kuona kushanda uye kuita kunodiwa.
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Nguva yekutumira: Nov-17-2023