Imithuluzi Yokusebenza Kwemithwala: Imishini Yokuqondisa Kwemithwala Yokuqondisa Ngokupheleleyo (EDM) Enesibonelo Sokuthi ±0.005mm

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Imiphumela Yokusebenzisa Iwiri Ngokupheleleyo Kukuthengisa Kwemithombo Yezwe Lonke

Imiphumela Yokusebenzisa Iwiri Ngokupheleleyo Kukuthengisa Kwemithombo Yezwe Lonke

Ku-WEITAI, siyathumela imiphumela yokusebenzisa iwire eyisivumelwano esihle kakhulu, esiyisikwe ngokubhekisele kubudlelwane obuhle kakhulu bokuthengisa kwemithombo yezwe lonke. Ngokusebenzisa izikhathi eziningi zeminyaka engu-20 emva koku-2003, isayensi yethu yokusebenzisa iwire iyabika ukuthi kunezinkinga ezingapheleliyo, ukuthi kunezinkinga zokubuyela kabusha, nokuthi kunezinkinga zokugcina isipho sesibhakabhaka, okwenza ukuthi sibe yindoda eyisifundiswa ngayo ngamaphoyisa emithombo yezwe lonke, amaphoyisa okuthengisa amakhompyutha, amaphoyisa okuthengisa izinto zokuziphatha, nezinto zokuthengisa ngokupheleleyo. Imishini yethu yokusebenzisa iwire EDM ibika ukuthi kunezinkinga zokubika ngokupheleleyo zingaba ku-±0.005 mm, futhi izindlela zethu zokuthengisa izinkambu ezide zibika ukuthi kunezinkinga zokuthengisa izinkambu ezinama 0.3 mm ku-50 mm nesilinganiso sokude kusuka kusendleleni sokuthengisa ngokupheleleyo sokuba ngu-300:1, okunikeza abasebenzi bethu ubukhululekile bakho bokuthengisa izinto ezibalulekile kakhulu. Isiqondisi sethu sokuthengisa ngokupheleleyo sisebenza ngokuphambuka kakhulu, okwenza ukuthi kunezinkinga zokuthengisa ngokupheleleyo zizwele ngokuphambuka kwe-30% kubizo zokugcina, futhi kunciphise ukuthengisa iwire ngokuphambuka kwe-15%, okwenza ukuthi kunciphise izindlela zokusebenza zabo bokuthengisa.
Thola Isilinganiso

Usomiso Lwesicatshulwa

Ukusebenza kwezinkulungwane zezindawo zokuphatha izinto ngokulinganisa okuphezulu kakhulu

Industri yomkhiqizo wezinkulungwane yasemhlabeni yadinga amaphoyinti we-turbine esikhulu, esinamathuba okukhanya kahle okugcina kwezindawo zokuchitha izibonakaliso, okudinga ukusebenzisa i-wire machining ngezindlela eziningi zokubala ngokuphelele nokuthula kwezindawo zokuchitha izibonakaliso. Ngokusebenzisa i-wire EDM technology yethu eyadlulisayo—eyisikhiwe ngokuzenzakalelayo kwezindlela zokuthatha i-wire ngokushesha kanye nezindlela zokuhlanganisa iziqondiso zokuphindezela i-pulse—isiqondiso sesingenisa isibonakaliso esihle kakhulu sika Ra 0.2 μm kanye nokuthula kwezindawo zokuchitha izibonakaliso ngokuphelele kuka ±2 μm. Lokhu kucatshangwa kwakukhona ukuthi lokhu kwenza ukuthi umsebenzi uqedwe ngokushesha kunezindlela zokusebenzisa i-machining zasezinye izindawo ngokuphelele kuka 25%. Kwanoma kunjalo, umthengisi wabhabha ukuthi kukhona ukuthabatha kwezinto ezingenakho ngokuphelele kuka 40%. Siyavumela amashini amabili we-wire-cut atholakala ngokuphelele kanye nokufundisa abasebenzi bazo ngokuphelele kule ndawo, ukuthi baze bakhelwe ngokuphelele kuka 5,000 izinto ezingenakho ngokuphelele ngokuphelele kwezindawo zokusebenza ngokuphelele.

Amashini wezifunda zokubala ngokuphelele kwezindawo zokusebenza

Isikhungo esakhiwe esakhiwe esakhiwe esakhiwe esakhiwe esakhiwe esakhiwe e-USA sasifuna isikhunta somjovo esiqinile esinezimbobo zangaphakathi eziyinkimbinkimbi namakhona abukhali, ayinkimbinkimbi ukuze asekele imigqa yokukhiqiza eyandayo. Izixazululo zethu zokucubungula izintambo eziphambili zanikeza ukusika ngokunemba kumabhulokhi wensimbi amathuluzi aqinile afinyelela ku-60 HRC, athola isivinini sokusika esimangalisayo esingu-150 mm2/min ngokusebenzisa ubuchwepheshe obusezingeni eliphakeme be-anti-electrolysis. Lokhu kukwazi ukusebenza kwehlise ngempumelelo izikhathi zokwenza isikhunta ngama-30% ngenkathi kwandiswa impilo yokusebenza kwesikhunta esebenzayo ngama-50%, umphumela oqondile wamamethrikhi wokugcina angaphezulu (Ra 0.4 μm) anciphisa kakhulu ukugqokwa kokushayisana. Enelisekile ngalezi zilinganiso zokusebenza, iklayenti latshala imali kulayini ophelele wokukhiqiza imishini ye-WEITAI wire EDM futhi selokhu laphindeka kathathu umkhiqizo walo wonyaka wesikhunta.

Ukukhiqizwa Kwezinto Zokwelapha Ngezindinganiso Zekhwalithi Eziqinile

Ibhizinisi eliholayo laseYurophu lezinto zokwelapha lalidinga izingxenye ezincane, eziyinkimbinkimbi kakhulu zezinto zokuhlinza eziphambili, ezazifuna ukuvunyelwa kokucubungula okuqinile okungu-±0.005 mm ngaphandle kokugqwala. Inqubo yethu ekhethekile yokucubungula izintambo, ehlanganiswe nokuhlanza okusheshayo kwe-fluid nokulawula ukucindezelwa kwe-wire okuphambili, iqinisekisa ukusebenza kokusika okungenaphutha kuma-alloys wensimbi engagqwali ne-titanium asezingeni lezokwelapha. Umjikelezo wokukhiqiza wafinyelela ezingeni eliphakeme kakhulu lokuphasa elingu-99.8% ngesikhathi kuhlolwa ikhwalithi yokuqala, okudlula kude izindinganiso zezokwelapha zomhlaba wonke eziqinile. Iklayenti labika ukuthi izindleko zokukhiqiza zancipha ngo-20% ngenxa yokwehla kwemijikelezo yokuvuselela izinto kanye namazinga aphansi okuchithwa kwezinto, okwenza ukuba basebenzise imishini yethu ye-wire EDM emigqeni yabo yokukhiqiza ekhethekile engu-24/7 enikeza izingxenye zokuhlinza ezithembekile ez

Imikhiqizo Ehlobene

I-Wire machining, eyaziwa nangokuthi i-wire EDM (Electrical Discharge Machining), inqubo yokukhiqiza eqondile kakhulu esebenzisa ucingo oluncane, olushaja ngogesi ukusika izinto eziqhuba ngokunemba okukhulu, kungakhathalekile ukuthi zinzima kangakanani. I-WEITAI ibilokhu iphambili kulobu buchwepheshe kusukela ngo-2003, inikeza izixazululo zokucubungula izintambo ezisezingeni eliphezulu ezihlangabezana nezimboni eziningi. Imishini yethu ye-Wire EDM yakhelwe ngesakhiwo esiqinile sensimbi eshisayo kanye namadrayivu emoto eqondile, okuqinisekisa ukuzinza nokunemba kokubeka indawo okungu-±1 μm. Ukuphakelwa kwamandla okulawulwa yi-pulse okukhethekile kukhiqiza amandla afinyelela ku-100A, okwenza kube lula ukuba isivinini sokusika sifinyelele ku-300 mm2/min esinsimbi naku-150 mm2/min ezintweni ze-carbide. Uhlelo lwethu lokuhlanganisa izintambo oluzenzakalelayo lunciphisa isikhathi sokusetha sibe imizuzu engu-3 nje kuphela, lukhulise kakhulu ukusebenza. Sinikeza uhla lwamamodeli, kusukela kumayunithi amancane ama-workshop amancane kuya emishini enkulu enekhono lokusingatha izingcezu zokusebenza ezifinyelela ku-1 500 kg, ezilungele izidingo ezihlukahlukene zokukhiqiza. Emkhakheni wezokwelapha, ukucacisa kwethu ukucutshungulwa kwentambo kubalulekile ekwakheni izihlanganisi zokuhlinzwa, izikrufu zamathambo, kanye nokufakelwa kwamazinyo okudinga ukuqedela okungaphezulu kukaRa 0.1 μm noma okungcono, okuqinisekisa ukuhambisana nokuthembeka. Imboni yezindiza nendawo yonke ithembele kubuchwepheshe bethu ukuze ikhiqize ama-turbine blade nemijikelezo kaphethiloli enezici eziyinkimbinkimbi zangaphakathi ezithuthukisa ukusebenza kahle kukaphethiloli futhi zinciphise ukungcola. Imishini yethu iye yathunyelwa emazweni angaphezu kuka-20, kuhlanganise neJalimane, iJapane, i-USA neBrazil, lapho idunyiswa khona ngokuqina kwayo nangokusebenza kwayo kahle kwezindleko. Ithimba lethu lobuchwepheshe linokuhlangenwe nakho okungaphezu kweminyaka eyi-100 yokuhlanganisa, futhi sinikeza ukwesekwa okuphelele kobunjiniyela, kuhlanganise nokwenza ngcono inqubo nokuklama izinto zokwakha. Siphinde sinikeze ukuqeqeshwa ngezikhathi zokufunda nokufunda online, okuhlanganisa ukuhlela, ukulungisa nokulungisa izinkinga, siqinisekisa ukuthi amaklayenti ethu athola okungcono kakhulu kulokho akutshalile. Sinethimba elizinikele lokuthengisa ngemva kokuthengisa, siphendula izingcingo zesevisi kungakapheli amahora angu-24 futhi sigcina izinga lokwaneliseka kwamakhasimende elingu-98%. Isikhungo sethu sokukhiqiza sihlanganisa amamitha-skwele angu-15,000 futhi sihlome ngezikhungo zokucubungula i-CNC ezinama-axis ama-5, okusivumela ukuba sikhiqize izingxenye ezinama-geometry ayinkimbinkimbi emishini yethu. Sisebenzisa izindlela eziphambili zokuqina ukushisa ngesikhathi sokuhlanganiswa, siqinisekisa ukusebenza okuqhubekayo naphezu kokuguquguquka kwamazinga okushisa angaphakathi. Uhlelo lwethu lokuphatha ikhwalithi luqinisekiswe yi-ISO 9001: 2015, futhi umshini ngamunye uhlola isikhathi esingamahora angu-72 ngaphambi kokulethwa ukuze kuqinisekiswe ukwethembeka kwawo. Emkhakheni wezimoto, imishini yethu ye-wire EDM iyisihluthulelo ekukhiqizeni amagiya anamandla amakhulu nemijovo yokufaka uphethiloli, lapho ukunemba kubaluleke kakhulu ekusebenzeni nasekuphepheni. Ngokusebenzisa ubuchwepheshe bethu bokucubungula imigodi ejulile, sithuthukise izinto ezikhethekile zokulungisa izinto nezinto zokwakha ama-electrode ezinciphisa ukuqhuma kwentambo ngo-50%, okwandisa umkhiqizo. Sizibophezele emisha eqhubekayo, sitshala u-8% wemali engenayo yonyaka ku-R & D, futhi sisebenzisana namanyuvesi ukuhlola ama-alloys amasha we-wire kanye namasu okusebenza. Lokhu kuzinikela kuye kwaholela ekubeni sithole ilungelo lobunikazi lohlelo lokulawula ukucindezelwa kwe-closed-loop olugcina ukucindezelwa kwentambo kungakapheli u-±0.1N, kuqinisekisa ukusika okufanayo ngisho nasejubane eliphezulu. Ngenxa yalokho, amakhasimende ethu athola isikhathi sokusebenza esingu-99.5% nokwanda okungu-30% kokuphila kwethuluzi uma kuqhathaniswa nemishini evamile. Njengoba sikhula emhlabeni wonke, sizinikele ekusizeni amaklayenti ezimakethe ezisathuthuka ukuba asebenzise izindlela zokusebenza ngogesi ezisebenza kahle eziphumelelayo kwezomnotho futhi ezihlala isikhathi eside. Imishini yethu yakhelwe ukuba isebenzise amandla kancane, isebenzise amandla angaphansi kwamaphesenti angu-30 kunamamodeli angaphambili, ihambisana nezinhloso zokusimama emhlabeni wonke. Siphinde sinikeze nezinsizakalo zokulungisa kabusha nokuthuthukisa imishini ekhona, okuvumela amaklayenti ukuba ashintshele ekukhiqizeni okuhlakaniphile ngaphandle kokuthenga imali eningi. Njengoba sinombono wokunika amandla abalingani bethu abakhiqiza ngokunemba emhlabeni wonke, silwela njalo ukuhlinzeka ngezixazululo zokucubungula izintambo ezihamba phambili ezenza imiqondo eyinkimbinkimbi yokwakha ibe ngokoqobo. Ithimba lethu lokuthengisa likhuluma izilimi eziningi, futhi sesisungule amanethiwekhi abasabalalisi eYurophu, e-Asia naseMelika, okuqinisekisa ukusekelwa kwasendaweni nokulethwa okusheshayo kwezingxenye ezisele. Ngaphezu kwalokho, sinikeza uhlelo oluyingqayizivele lwezimali oluvumela amakhasimende ukuba aqashise imishini yethu, kunciphise imali yokuqala futhi kube lula ukufinyelela ngokushesha kwezobuchwepheshe obuthuthukisiwe. Ngamafuphi, izixazululo zethu zokucubungula izintambo azigcini ngokuletha imishini; zisebenza ekwakheni ubudlelwane besikhathi eside obuqhuba ukukhula okuhlangene. Sikumema ukuba ujoyine umkhaya wethu womhlaba wonke wamakhasimende anelisekile aye athuthuka ngokuphawulekayo ekuthuthukiseni ikhwalithi yomkhiqizo, ukusebenza kahle kwezindleko, kanye nokusabela kwemakethe. Zizwe ikusasa lokucubungula izintambo nathi, lapho ukusika ngakunye kuyisinyathelo esiholela empumelelweni yakho.

Imibuzo Evame Ukubuzwa

Yiziphi izinto ezingasetshenziswa lapho kusetshenziswa insimbi?

Imishini yethu ye-EDM yensimbi ingacubungula zonke izinto eziqhuba ugesi, kuhlanganise insimbi eqinile, insimbi engagqwali, i-titanium, i-aluminium, ithusi ne-carbide. Lokhu kusebenza kahle kwenza kube kuhle ezimbonini ezisukela emkhakheni wezindiza kuya kwezokwelapha.
Ukucacisa kufinyelelwa ngokusebenzisa uhlelo lwethu lwe-servo-loop evaliwe kanye nama-servo motors e-AC digital, anikeza ukunemba kokubeka indawo kwe-±1 μm. Ngaphezu kwalokho, uhlelo lwethu lokulinganisa ukushisa luyalungisa uma izinga lokushisa lishintsha, kugcine ikhwalithi yokusika ingaguquguquki phakathi nemijikelezo emide yokukhiqiza.
Amamodeli ethu athuthukile afinyelela amajubane okusika afinyelela ku-300 mm2/min ngensimbi enokuphela kobuso obunguRa 0.4 μm, futhi afinyelela ku-150 mm2/min nge-carbide. Ukuze umsebenzi ube nenembile, amajubane angalungiswa ukuze kuqinisekiswe ukuphelela okuphelele kwendawo.
Kulungile kakhulu. Sisiza ngamaprogramu okufundisa konke, kubantu ababhekene nabo kanye nezwebusitayela zokufunda ngaline, esizifundisa ukusebenzisa imishini, ukuphakamisa amaprogramu, nokuhlela imishini. Isithunywa setekheniki sitholakala isikhathi sonke sesibili ngasibhozi, futhi sibonakalisa ukuthi sizobuya ngeminyaka engu-4 yezimpendulo zokugcina umlando.

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Ubufakazi Bamakhasimende

Michael Anderson
Ukunemba Okungavamile Nokwethenjelwa

Sisebenzisa imishini yokuqondisa izihlangu zika-WEITAI ngama-3 manje. Ukuphepha kuyinkimbinkimbi, kusiza ukuthi sizenze izinto ezingenani ezintsha zokwesibhakabhaka ngezilinganiso zokuphepha zokulingana ngaphakathi kwe-±0.003 mm. Imishini yabo yasiza ukuthi sisebenze kahle ngokuphelele ngama-35%, futhi sibona ukuthi isibhakabhaka siphelile ngama-50%. Isithunywa sabo sitholakala kahle futhi sibhekene ngokuphelele, sibhekene ngokuphelele ukusiza. Sisindisa kakhulu.

Klaus Weber
Incambo Ekhulu Nekusenjalo

Sisifundisa izimashini zokukhupha amaphutha ukuze sibuyisele isimo sethu sokwenza amaphutha. Isilinganiso sesandla nesikhundla kuyanele kakhulu. Babamnikezela ukufundisa konke okukhomba ukuthi timi yetu liqalele ukuproducwa kungenxa yeminyaka. Ispeed yokukhupha kuyajabula, futhi isurface finish isikhundla kakhulu kusindaba. Iservice yabo yasekugcineni kuyanele kakhulu, futhi babamnikeza amaprograme okuhlelwa ngaphandle kokuthengiswa. Sibamkhumbuzela kakhulu bonke abasemthwakweni amaphutha.

Thola Isilinganiso Samahhala

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Ukuchaza Okuphezulu Nokubuyisana

Ukuchaza Okuphezulu Nokubuyisana

Ukufinyelela izindinganiso zokukhiqiza eziphakeme emikhakheni yezimboni enokuzwela okuphezulu kudinga ukuqina kwesakhiwo kanye nokulawulwa kokunyakaza okuthuthukile, futhi izikhungo zethu zokucubungula izintambo zenzelwe ngokucophelela ukwanelisa lesi sidingo. Sisebenzisa ama-encoder optical aphezulu aqondile ahlanganiswe nesisekelo somshini esindayo, esikhishwa amandla we-Meehanite cast iron, amasistimu ethu aqinisekisa ukunemba okuqinile kokubeka indawo okungu-±0.005 mm nokuphindaphindeka okuhlukile kwesikhathi eside ngaphakathi kwe-±0.002 mm. Leli zinga eliphakeme lokucacisa liyisidingo ekusetshenzisweni okuphambili embonini yezokwelapha neyezimboni zezindiza, lapho ngisho nokuphambuka okuncane kwezinga kungaphazamisa khona ukuphelela kwesakhiwo noma impumelelo yomsebenzi. Imishini yethu ine-interface yokulawula ye-CNC enembile, elula ukuyisebenzisa eyenza kube lula ukulungisa izinto eziyinkimbinkimbi nokusika ama-cones ama-axis amaningi afinyelela ku-30°, okuvumela opharetha bomshini ukuba babe nezimo eziguquguqukayo lapho behlangabezana nezidingo ezihlukahlukene zej
Ukukhiqiza Nokwenza Izinto Ngempumelelo Okungenakuqhathaniswa

Ukukhiqiza Nokwenza Izinto Ngempumelelo Okungenakuqhathaniswa

Kwimizini yezokuphatha izinto ngokushesha kwezindawo zokuphatha izinto kuzwakala, umkhawulo wokusebenza uyadikteya ubukhulu bekufa, futhi izimashini zethu zokuphatha izinto ngokushesha ziyadibhekiswe ngokuphelele ukuvinca ukusebenza kwesikhumba. Ziqondwa ngendlela yokubhala izihlangothi ngokushesha yokuzokuba kahle, izimashini zethu zingasebenzisa ukubhala kabusha okuhle ngaphansi kweminithi eyi-3, ngokuvikela ukungasebenzi kakhulu kwezindlela zokuphatha izinto. Kusenzeni ngokushesha kokuphatha izinto kwe-300 mm²/min, abasebenzi basekhaya sakuphatha izinto bangasekwenza izinkulungwane eziningi ngokushesha kunezinhloso zokuphatha izinto zezindawo zokuphatha izinto zezinye, ngokushesha kwe-30%. Lokhu ukushesha kwezinto kuyavumelwa ngamaprogramu amahle angaphakathi okusebenza okuyivumela ukuthintana ngokushesha nokuthintana ngokushesha kwezinhloso zokuphatha izinto, okuyivumela ukuthintana ngokushesha ngezilinganiso zokuphatha izinto, ngokuvumela ukuthintana ngokushesha ngezilinganiso zokuphatha izinto zezinhloso zokuphatha izinto nezilinganiso zokuphatha izinto zezinhloso zokuphatha izinto zezinhloso zokuphatha izinto. Ngaphezu kwalokho, indawo yethu yokugcina amandla ayigcina amandla ngokushesha ngokushesha kwe-25%, ngokuvikela ukuthintana kwezinhloso zokuphatha izinto.
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