Ibhayi le-EDM yokuvula izikhumba: Ukuvula kwezikhumba kusenza ngokushesha kwe-80% [Kwakhiwe kabusha]

Zonke Izigaba

Amasulwa okusebenza kwe-EDM Hole Popper okuphawulekileyo ekusenzeni kwezindlela zokugqibela zokubhala izindawo zokuvula

I-Taizhou Chuang Yuan Machine Tool Co., Ltd., eyasungulwa ngo-2003 eDolobheni laseTaizhou, eSifundazweni saseJiangsu, eShayina, ihlinzeke ngama-EDM Hole Popper asetshenzisiwe ezitolo zokubumba, ezitolo zemisebenzi yezindiza, kanye namakamelo amathuluzi emazweni angaphezu kuka-20 athumela kwamanye amazwe. I-EDM Hole Popper esetshenzisiwe evela esitokweni sethu inikeza umsebenzi ofanayo obalulekile njengeyunithi entsha: imigodi yokuqala esheshayo nenembile ensimbini eqinile, i-carbide, kanye ne-alloys engavamile ngaphambi kokusebenza kwe-wire EDM noma ukucwilisa ngodayi. Empeleni, abenzi be-mold babhoboza imigodi yokuqala engu-1.0 mm ngokusebenzisa ama-300 mm e-H13 eqinile kuma-50 HRC babika izikhathi zomjikelezo wemizuzu engu-6 kuya kwengu-12 ngomgodi ngamunye lapho amapharamitha, ukuhlanzwa, kanye neziqondiso ze-electrode zifaniswa kahle, uma kuqhathaniswa nemizuzu engu-40 kuya ku-90 kumshini wokubhoboza ngesandla noma i-ram EDM evamile. Ama-EDM Hole Popper ethu asetshenzisiwe avame ukugcina amaphesenti angu-70 kuya ku-85 okunemba kokuqala lapho evuselelwa, ebamba ukubekezelelana kwesimo se-plus noma minus 0.02 mm kanye nokuqondile kwemigodi ngaphakathi kwama-0.05 mm ngaphezu kwama-200 mm ohambo.

Thola Isilinganiso

Usomiso Lwesicatshulwa

Ukuphakama Kwezinsuku Zokuvula Ngamashumi Ayisithupha Kusuka Emasimini E-Automotive YaThayi

Indawo yokuhlunga emasimini eBhangkok eyasebenza kuma-dies wemibhambo yomoto nezindawo zokubhala zombili yasemqoka ngokusebenzisa isikhumba sokudlula esihleli ngokwesandla, okuzimelela amazinsuku angu-40 ukuya ku-45 ngalokuvula kwisikhumba esikhanyayo se-H13 esine-50 HRC, okubangela ukuthi kubhekwe ngokukhanya kwezinkulungwane zokuhlunga emasimini. Bayithenga indawo yethu yokuvula ngokusebenzisa i-EDM, indawo engeziwe ngokuphatha, ene-300 mm z-axis travel nezinhlobo zemathuba ezikhethekileyo zokuvula kwe-0.5 ukuya ku-3.0 mm. Aba-engineer bethu babenziwe izinto zokusebenza zokuvula ngamathuba okuvula okwesibhakabhaka, nokuthi kufanele kusebenziswe umthwalo we-1.0 mm ngamandla angu-10 A. Manje isikhumba sivula ngalokuvula ngamazinsuku angu-8 ukuya ku-10, okuyindlela yokuqeda ngamashumi ayisithupha, futhi kuvulwa amazinsuku angu-25 ngalokusha kungaphansi kokuvula amazinsuku angu-6. Indawo iyasebenza ngamahora angu-1800 ngeminyaka ema-14 ngenxa yokubuyisela kuphela kwezincwadi zokusebenza. Umthengisi uvuma ukuthi ukuthumela ngexesha uyaphakama futhi abe nenkampani yezinkulungwane zokuhlunga emasimini yomoto ema-2.

Ukufika Ekuphakameni Kwamashumi Ayisithupha Ngamashumi Ayisithupha Kwezinkulungwane Zokugcina Emapholandini

Indlu lokusebenza emPoznan, ePoland, elisebenzisa amadilayi okufaka kwezinkulungwane zokuzilima, kudinga ukufaka izihole ezinde kubhlokhi yezinkulungwane zokuzilima zesi-1.2344 ngokuphathelana nokuphatha kwesihole esingama-0.03 mm phakathi kwezihole ezikumi nambili ezingafanayo. Indawo yokusebenza yayisikhundla esingaphansi kwemali yokuqala, futhi bakhetha isikhundla sethu sokufaka izihole ngendlela yokugcina (EDM), esiyisikhundla esisemthwakathini, esinewu-servo controller oshusho futhi isiphindlelo sasivumelwe ngokuphathelana nokubhalwa kwezihole. Emva kokufakwa, itimu letu lisiza kusukela kwezihole zokuphatha kwe-copper-tungsten futhi libonisa ukuthi ukuphatha kwesihole kuyisikhundla esingama-0.025 mm phakathi kwezihole ezikumi nambili ngokusebenzisa i-CMM. Isikhathi sokusebenza sasibizwa ngamazimini amashumi nanye ngalokho esihole esingama-250 mm, futhi ukusebenzisa izihole sasiphezulu ngamashumi nambili nanye ngalokho kusukela kwezinhlobo zokusebenza zase-ram EDM zabo. Indlu lokusebenza yasula imali yokuhlanganisa ngamashumi nambili nezinkulungwane zama-euro ngonyaka futhi manje iyasebenza konke okufanele kwenziwa ngokwesibonelo.

Ukunzima Kwesihole Sokusebenza Kukhombisa Ukuzilima Kwamaphuzu Okwesifundo ESouth Korea

Umphakeli wamaphakathi amabili e-medical e-ndaweni eyodwa kuma-Seoul ayisebenzisa i-hole popper yokugcina amasiko ayo ekusukweni kwamaphakathi okusebenza kwe-surgical, okuyinto eyayisemthwakathini we-stainless steel ye-316L ne-titanium. I-hole popper yabo esedlule yayibhekana nezinkinga zokuphulula i-electrode futhi ayayikwazi ukubhala ngendlela efanele, okubangela ukuthi kubhekwe isikrapi ngokuphakeme kwe-15%. Bayithenga i-EDM hole popper esetshenziswa yethu, okwathi siyayihlela ngokuhle ngokusetshenziswa kwe-ceramic guide esihle kakhulu ne-high-frequency pulse generator. Isiphakamiso sesilinganisi sasekhompyutha sithintela ukuthi isikhundla sokuphulula i-electrode sifanele kakhulu futhi isikhundla sokubhala sifanele kakhulu, okuthintela ukuthi ukuphulula i-electrode kufanele kakhulu kwe-90% futhi isikrapi kufanele kakhulu kwe-2%. Ukuthengisa kufanele kakhulu kwe-200 kuya kwe-340 amasiko ngosuku lwesikhathi esinezinsuku ezimibili, futhi imishini iyadlala ngamahora angu-2400 noma yikuphi umphakeli omkhulu awunakwenzeka. Umsebenzisi manje uyisebenzisa le mshini njenge-solution esisodwa sokugcina amasiko kuma-line yezokuproducwa emibili.

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I-EDM hole popper esetshenzisiwe ithatha indawo ethile nebalulekile kuchungechunge lomshini wokulungisa ngokunemba. Ngokungafani ne-wire EDM, edinga imbobo yokuqala ekhona, i-hole popper isebenzisa i-electrode ejikelezayo ye-tubular, ngokuvamile ithusi noma ithusi, ene-dielectric flushing ephezulu ukuze igugule imbobo encane ngezinto eziqhuba ugesi kungakhathaliseki ukuthi ilukhuni kangakanani. Lokhu kuyenza ibaluleke kakhulu kubenzi besikhunta, abakhiqizi be-die, abakhiqizi bezingxenye zezindiza, kanye namakamelo amathuluzi edivayisi yezokwelapha adinga imbobo yokuqala ye-wire EDM, iziteshi zokupholisa ezikhumbeni zokujova, noma imbobo ephuma igazi ezinsikeni ze-turbine. Inkampani yethu, i-Taizhou Chuang Yuan Machine Tool Co., Ltd., eyasungulwa ngo-2003, yakhe inqubo yayo yokuvuselela ngezinsika ezintathu: ukuhlolwa, ukuvuselelwa, kanye nokuqinisekiswa. I-EDM hole popper ngayinye esetshenzisiwe engena endaweni yethu iqala ihlutshulwe futhi ihlanzwe. Ijeneretha ye-pulse ihlolwa ukuze ithole umkhiqizo ozinzile kulo lonke uhla lwayo lwamanje, ngokuvamile kusuka ku-5 kuya ku-60 A. Ikhanda le-servo kanye nesikulufu sebhola kulinganiswa ukuze kutholakale i-backlash; noma yini engaphezu kuka-0.01 mm iyalungiswa noma ishintshwe. Iphampu ye-dielectric, ithangi, kanye nohlelo lokuhlunga kuyahlolwa ngengcindezi, kanti i-spindle ejikelezayo iyahlolwa ukuthi ayinawo yini ugesi, ngenhloso engu-0.005 mm noma ngaphezulu. Ama-guides agugile, izivalo, ama-O-rings, ama-contactor, kanye nama-relay kuyashintshwa njengokujwayelekile. Ngemva kokuhlanganiswa kabusha, wonke umshini uvivinywa bukhoma ngensimbi eqinile ukuqinisekisa indawo yokungena embobeni, ukunemba, kanye nokuphela kwendawo. Sibe sesihlanganisa umbiko wokuhlola kanye nethebula lamapharamitha elinconywayo elihlanganisa izinto ezivamile ezifana ne-H13, D2, 1.2344, 316L, titanium, kanye ne-carbide. Okuhlangenwe nakho kwethu kokuthumela ngaphandle kudlula amazwe angaphezu kwama-20, futhi impendulo evela kulezi zimakethe iye yakha amazinga ethu ekhwalithi. Amakhasimende eJalimane, isibonelo, avame ukudinga imibiko yokuhlola ebhaliwe kanye nemibhalo ehlobene ne-CE; ukulungiswa kwethu kufaka phakathi lawo marekhodi. Amakhasimende eNingizimu-mpumalanga ye-Asia abeka phambili ukufakwa okusheshayo nokuqeqeshwa; sinikeza izincwadi zesiNgisi, imidwebo yocingo, kanye nokusekelwa kwevidiyo ekude. Amakhasimende eMpumalanga Ephakathi naseNingizimu Melika avame ukusebenza ezindaweni ezishisa kakhulu, ngakho-ke siqinisekisa ukusebenza kohlelo lokupholisa futhi sincoma uketshezi olufanele lwe-dielectric. Ukusetshenziswa kwama-EDM Hole Popper asetshenzisiwe kufaka phakathi imigodi yokuqala ye-EDM yocingo ekugxishweni nasekufakweni kwamadayi, iziteshi zokupholisa ezikhumbeni zokujova zepulasitiki, imigodi ye-fuel injector nozzle, imigodi yokupholisa ye-turbine blade, kanye nemigodi emincane yobubanzi emishinini yezokwelapha. Esitolo esivamile se-mold, i-hole popper ingabhoboza imigodi engu-400 kuya ku-900 ngenyanga enobubanzi be-electrode obusuka ku-0.3 mm kuya ku-6.0 mm. Ikhono le-deep hole libalulekile: imishini eminingi esetshenzisiwe esiyivuselelayo ingafinyelela izilinganiso zokujula kuya kobubanzi obungu-100:1 noma ngaphezulu ngesiqondiso esifanele se-electrode kanye nokuhlanzwa. Impikiswano yezomnotho yokuthenga esetshenzisiwe ilula. I-EDM Hole Popper evuselelwe ingabiza ngaphansi kwamaphesenti angu-40 kuya ku-60 kunomshini omusha ofanayo, ngenkathi iletha ukunemba kanye nokukhiqiza okudingekayo emsebenzini omningi we-start hole. Isikhathi sokuhola ngokuvamile singamasonto amane kuya kwayisithupha, uma kuqhathaniswa nezinyanga ezintathu kuya kwezinhlanu zokungeniswa okusha okuningi. Leso sivinini sivumela isitolo ukwamukela imisebenzi yokulungisa i-die ephuthumayo ngaphandle kokulibala. Inkampani yethu ihlanganisa ucwaningo, intuthuko, ukukhiqiza, kanye nokuthengisa, ukuze sikwazi futhi ukuhlinzeka ngezingxenye ezisele kanye nezinto ezisetshenziswayo, okuhlanganisa ama-electrode, iziqondiso, kanye nezihlungi ze-dielectric, okuqinisekisa ukusebenza isikhathi eside. Uma sibheka phambili, isidingo se-EDM yemigodi emincane sisalokhu siqinile ngoba izinto eziqinile kanye namajiyometri ayinkimbinkimbi ayaqhubeka nokuphonsela inselelo ukubhoboza okuvamile. I-Wire EDM, ukubhoboza nge-laser, kanye nama-hole poppers ngamunye unendima, kodwa i-hole popper isalokhu iyindlela engabizi kakhulu yemigodi yokuqala ejulile, enobubanzi obuncane ezinsimbini eziqinile nezinzima ukuzosebenzisa. Ngokukhetha i-EDM hole popper esetshenziswe kabusha kahle evela kumkhiqizi onolwazi, abathengi bathola ikhono elisheshayo, ingozi encane yemali, kanye nebhuloho elisebenzayo lokuzenzakalela kwesikhathi esizayo. Simema izitolo zesikhunta, abenzi be-die, kanye nabakhiqizi bokunemba emhlabeni wonke ukuthi babuyekeze uhlu lwethu lwamanje lwe-EDM hole popper olusetshenzisiwe futhi baxoxe ngobubanzi babo bemigodi ethile, ukujula, kanye nezidingo zezinto ezibonakalayo.

Imibuzo Evame Ukubuzwa

Ngokuthi ngizobheka ngani kabefore ukuthenga i-EDM hole popper esetshenziswa?

Hlola ubukhulu be-pulse generator, ubukhulu be-servo head, ubukhulu be-rotary spindle, uphazimbe lwe-dielectric pump, nokubaluleka kwe-guide. Sicela isithombe se-test sokudrill ngokwesibonelo, futhi ulisthi lwezindikimende. Qiniseka ukuthi izi-guide ezenziwe ngokuphelele, izi-seals, nezincwadi zamacarbon zizilungile. Qiniseka izinkulungwane zezinto ezikhona zokushaya, futhi izindaba zaseNingilishi. Umthunywa omuhle uzosho izidata zokuzivisa, izithombe, futhi isikhathi sesigcino sokuvumela sengaphezu kwezintandathu.

Ngabe i-EDM Hole Popper esetshenzisiwe ingakhokha amaphuzu amaningi ngokuphelele?

Yebo, uma isilungiselelwe ngokuphelele. Ukuthola ubude kwe-diameter okulingana ne-100:1 kuyakwenzeka ngezindlela zokugcina i-electrode nokufusha kwezinkinga ezikhulu. Isibonelo, iphuzu elingu-1.0 mm kuphuzu kwe-250 mm yamashini enziwe ngokuphelele lingahlinza ubude lwakhe ngaphakathi kwe-0.05 mm. Izinqumo ezingabalo ziyizinto ezingabalulekile: ubukhulu be-spindle, ukubaluleka kwe-guide, nokulawula izindikimende. Sizivisa ubukhulu be-phuzu ngokuphelele kwenye yezinkulungwane ngaphambi kokuthunywa.

Izinhlobo zezinto zokusebenza zokuthunywa kwe-EDM Hole Popper esetshenzisiwe?

Izinto zonke ezinamandla okugcina umoya, kubakho amathuluzi asebenza ngokupheleleyo njenge-H13 ne-D2, isithelo esisodwa, itaniyamu, ikhaba, nezinhlanganiso zamakhobolo. Kuyasebenziswa kahle kumaponto okuvula kwe-dies, amaphuzu okuchitha kwe-molds, namaponto amancane kwezinqakathi zemvelo yezinsizakalo nezempilo. Izinto ezingazigcina umoya njenge-ceramics noma iziplastiki azikwazi ukusebenziswa ngaphandle kokwenza izinkqubo ezihlukile.

Kufuneka kwenziwe ntoni ukulungisa i-EDM Hole Popper eyisiseko?

Ukulungisa kwayo kuyindlela enzima: shintsha amagida we-electrode nezifili xa zilishayile, gcleana itanki yedielectric nezifili, hekha umshini wokuzimela ukuze ubone ukuthi kunezimpilo, futhi qiniseka ukuthi kunezimpilo zokuzimela. Uma kusetyenziswa kahle, uyakubona ukuthi kufuneka kulungiswe ngemizuzu engu-20 ku-30 ngoweke. Izinqakathi ezingaphezu kwezinye njenge-pulse generator ne-servo motor ziyakwesekwa iminyaka mingi uma kuzilungiswe kahle.

Ithime yokuhambisa nezisupport zika-EDM Hole Popper eyisiseko yini?

Ukuthumela kusukela emanzini kubizwa ngokuvamile kusukela ema-4 kuze kube ema-6, kusukela kwezindawo zokuthumela. Sisiza ngamabooki e-English, amadramu wezilayini zokugxila, izitafu zesiphumo, nokuhlela ngovideo olwesibili ukusiza ekufakweni nokufundisa. Izinto ezihlukene nezinto zokusebenza kungafumaneka kusuka kwezinkulungwane. Ikompani yethu iyathumela kuma-20 amazwe futhi inokusiza ngokuphatha kwe-voltage, i-plug, nokuthintana nesikhundla sokuxhumana nesikhundla sokuzimisa.

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Ubufakazi Bamakhasimende

Somchai Rattanakorn, Umphathi we-Mold Shop, Bangkok, Thailand

Susa isikhathi sakithi sokuvula isikhumba ngama-80 percent

Sifunda i-EDM hole popper esedalwe khona ukusiza ekufundiseni kwethu. Ngokuphatha kwezinhlobo zokuvula okutholakala kakhulu, sizokuvula isikhumba ngama-45 eminithi kuze kube ngama-9 eminithi ngalokho kwe-H13 esibekwe kahle. Imashini yavuka ngokuphepha kahle, futhi irepoto yokuzimisa iyahlukana nokuthi kuyasebenza ngempela. Iyasebenza ngama-1,800 amahora ngokwesibonelo sokuvula kuphela. Lokhu kuthengiswa kubhala isikhathi sakho ngaphansi kwezinyangasine.

Marek Kowalski, Umphathi wezinkampani zokufaka, Poznan, iPoland

Ukubaluleka kakhulu kwezindawo zokusebenza ngokuphathelana ngezindawo zokusebenza eziningi

Sifuna ukubuyisela kwezikhathi zokuphakama kwezinkampani ezilishumi nambili zezinkampani zokufaka. I-EDM hole popper esizoshiswa yasemva yasendleleni yokuqala yasenziwa ngokulinganisa 0.025 mm kwe-CMM. Ukusebenza kwemithombo yasihlukile ngamashumi ayisithupha, futhi sizisave amapheni angu-22,000 euros ekusungulweni kwesikhathi sokuzisa. Ukusiza kwakusheshile nokuphakeme, futhi uluhlu lwamaphethini wakwenzeka ngokuphelele. Sizathatha isibonelo esinesibili.

Thola Isilinganiso Samahhala

Ummeleli wethu uzokuthinta masisha.

I-imeyili

Igama

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edm drilling machine

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Ukuhlukanisa kokugcina okuphakeme kusiza ukuthi i-EDM hole popper esizoshiswa ibe yinkampani yokufaka eyinconywa

Yonke yonke yomkhakha we-EDM eyatholakala esihlabathini sithola kuyona inkqubo yokuqinisa eyayitholakala ngeminyaka emi-20 yokuvela amakhakha. Siyaphula, siyacleana, futhi siyabheka yonke imithombo. Isikhathi sesiphambano (pulse generator) siyajwayeleka kuzo zonke izindawo zokusebenza kwakho, okukodwa kwezindawo zokusebenza zokubhala kwe-5 ku-60 A, ukuze kubonwe ukuthi isiphambano siyasebenza ngendlela efanelekileyo. Ukuphulana kwe-servo kubhekelwa futhi kuchazwa ukuze kwehlule 0.01 mm. Ukuphulana kwe-spindle yokuqhubeka kuseta kwi-0.005 mm noma kusho kancane. Amaphumpu, amathanki, namasistimu okucleana kwe-dielectric ayajwayelekwa ngokwesifuba. Amagida, amasele, amaqiringi ayezinkqubo, amakontakti, nemarelayi ephelile ayashintwa njengokwesibonelo. Emva kokufaka kabusha, yonke imakhina iyadliza izinkqubo zokujwayeleka ezilwandle lwezinkqubo zokudliza ezisemthwakathini ukuze kubonwe indawo yokungena, ukuthi yisibonelo esihle, nokugcina kwezinkqubo. Emva koko, sizokwakha iriphoti yokujwayeleka futhi itabeli yezimboni zokusebenza kwezinhlobo zezinto eziphatha kahle njenge-H13, D2, 1.2344, 316L, titanium, ne-carbide. Lokhu kukhomba ukuthi abakholwa bafumana umkhakha we-EDM eyatholakala enobuchwepheshe obaziwe, akubanga umkhakha ongaziwa ubuchwepheshe bakho.

Ukuthinta Izinguquko Zokuthenga Ne-ukuthumela Kusiza Ukuthenga i-EDM Hole Popper Esetshenzisiwe

I-EDM hole popper esetshenzisiwe isiphazamise kule ndawo yethu ishaya izinguquko zokuthenga eziyisikhombisa 40–60% ngaphezulu kweyokusha eyafanayo, futhi isinika ubukhulu obudingekayo bokudla amasiko okuvula. Kuma-mold shop othwala amasiko angu-400–900 ngomnyaka ngezinsuku, noma ngokuphakathi kwemithambo yezinkampani ezingu-0.3 mm–6.0 mm, izinguquko zingaba zingaphezulu kwe-25,000 USD kuthenga kwakho kokuqala. Ukuthumela kuyisikhathi sezinsuku ezi-4–6 ngemoto, ngaphandle kwezinsuku ezi-3–5 ezifana nezinye izinhlangano zokuthenga kusha, okusiza ukuthola amasevisi okuthwala amasiko okuvula ngokushesha. Isibonelo sakithi sokuthumela kusiza ema-20 izwe, ngakho sikaziwa izinkinga zokugcina umoya, izihlangothi, nokuzimisa kwezinye izindawo. Sisiza futhi ngamaparts okusebenza ngokuphathelene, ngokuphathelene nezinto ozidingayo, njengamaphoyinti, amagida, namafiltara okuhlela umoya, kusuka kwezinto ozikhiyile. NaseThayilandi, umsebenzisi wabuyisela imali yokuthenga ngaphansi kwezinsuku ezi-5 ngokuthinteka kwezindlela zokusebenza nokuthwala amasiko ngokushesha.