Weld e 'ngoe le e' ngoe e nepahetseng ha e qale ka arc-empa e na le bokaholimo bo sa sisinyeheng. A tafole ea ho etsa jig ha se tšepe feela maotong. Ke molekane ea khutsitseng kopanong e 'ngoe le e 'ngoe e phetoang: motheo o tiisang mamello ho feta mehala ea hau ea GD&T, o monya ho thothomela pele o fifatsa fillet, mme o fetola bokhoni ba opareitara hore e be ts'ebetso e tsitsitseng.
Re shebelletse mabenkele a mangata haholo a lelekisa ho sotha ha weld ho fihlela re hlokomela hore sesosa e ne e se ho kenya mocheso — e ne e le karolo ea motsamao nakong ea ho koala. Morerong o le mong oa lisebelisoa tsa temo selemong se fetileng, phoso ea ho bokella bareki e ne e le ± 0.8 mm ka har'a masoba a 12. Ba ne ba ntlafalitse sethunya sa bona sa MIG, ba eketsa khase ea purge, esita le li-welders tse koetlisitsoeng ka mekhahlelo ea pulse. Ho lokisa? E entsoeng bocha tafole ea ho etsa jig e nang le lithakhisa tsa kinematic, lihlahla tse thata tsa dowel, le li-toggle clamp tse se nang letho. Phapang ea ho qetela e theohetse ho ± 0.15 mm-ka har'a spec, ntle le ho sebetsa hape.
Ke Hobane'ng ha "Tafole Feela" e Hlōleha Tlas'a Meroalo ea Sebele ea Lefatše
Tafole ea jig e tlameha ho etsa lintho tse tharo ka nako e le 'ngoe: ho fumana, ho hatella le ho phela. Ha se bohle ba etsang joalo.
Ho fumana sebaka e bolela ho pheta-pheta - eseng feela ho otla sebaka se le seng hang, empa ho e etsa ka makhetlo a 500 ho pholletsa le lichifi, ho fetoha ha mocheso, le ho roala lisebelisoa. Re sebelisa tšepe e sa hloekang ea fatše e behang lihlaha tse nang le ± 0.01 mm flatness, eseng poleiti e entsoeng ka mochine. Qetello ho bolela ho thibela likhato tse tšeletseng tsa tokoloho-eseng feela ho hatella fatše, empa ho hanyetsa ho phahamisa, ho sotha, le ho phunyeletsa ka mahlakoreng nakong ea ho eketseha ha mocheso oa mocheso. Ke ka lebaka leo litafole tsa rona li kopanyang liporo tsa T-slot tse cheselitsoeng ka matsoho a hakantsoeng - eseng lisebelisoa tsa bolt. Ho pholoha e bolela ho boloka matla ka mor'a ho feta 3,000+ weld, eseng feela ho pholoha leseli la pele. Re hatella-ho imolla lipoleiti tsohle tsa motheo ka mor'a ho sebetsa 'me re netefatsa botsitso ka li-fiela tsa CMM pele re sila ka holim'a metsi. Skimp ho eng kapa eng - 'me u lefa ka sekhechana, ho sebetsa hape, kapa ho romelloa ka morao. Re bone bareki ba nkela lisele tsa roboto tsa $ 120k hobane tafole ea bona ea jig e sothehile ka lebaka la libaesekele tse futhumetseng. Ho lokisa tafole ho bitsa 7% ea theko ea roboto. 'Me e rometsoe ka matsatsi a 11.
Seo Baenjineri Ha e le Hantle ba se Hlokang—Eseng Seo Libukana Se Tšepisang
Bafani ba bang ba thathamisa "± 0.05 mm ho nepahala" ntle le ho bolela maemo: mocheso oa kamore? Ha ho soak e futhumatsang? E laotsoe? Ho nepahala ha 'nete ho ipapisitse le hore na tafole e sebetsa joang ha o cheselletsa ka 4 a.m., 'me mocheso o fetoha 15°C bosiu bo le bong.
Ke ka lebaka leo re hahang ntho e 'ngoe le e 'ngoe tafole ea ho etsa jig bakeng sa mamello ea ts'ebetso:
Lisebelisoa tsa motheo: ASTM A572 Grade 50 steel structural steel-e seng tshepe e bonolo—e kentswe mocheso ho fihla ho 220–250 HB thatafalang, mme e tswetswe ka nepo ho fihla ho 0.005 mm ho feta 2 m². Sistimi ea ho kenya: Litšepe tse kopantsoeng tsa 10-mm T-slot tse nang le likhoele tse kentsoeng tse thata (62 HRC), tse lekiloeng ho 12,000 N matla a ho tiisa karolo ka 'ngoe ea terene. Tsamaiso ea mocheso: Lipoleiti tsa motheo tse pholileng ka metsi bakeng sa lisebelisoa tse phahameng tsa mosebetsi-li lekoa ho fihlela ho 200 welds / hora ntle le ho kheloha ho ka lekanyetsoang. Modularity: Lintlha tse tloaelehileng tsa li-interface li lumella basebelisi ho fapanyetsana libaka, ho eketsa li-clamp tsa pneumatic, kapa ho kopanya lipakane tsa pono ea pono-tsohle ntle le ho phunya masoba a macha. Ha re rekise "litafole". Re fana ka litsamaiso tse lekantsoeng tsa maemo. Yuniti e 'ngoe le e 'ngoe e tsamaea ka sekepe e nang le tlaleho e felletseng ea CMM e bonts'ang ho bata, ho ts'oana, le sebopeho sa seporo ho ea ho seporo—tse lateloang ke maemo a NIST.
Ha ho Bonyane. Ha ho na Caesswork. Ha ho na Kotsi ho Traceability
Lihlopha tse nyane ha lia lokela ho bolela lisebelisoa tsa boemo ba bobeli. Morekisi e mong oa likoloi oa European Tier-1 o ne a hloka li-jig tse 14 tsa tloaelo - bakeng sa netefatso ea mohlala ho bracket e ncha ea betri ea EV. Morekisi oa bona oa pele o qotsitse libeke tse 12 mme a hloka bonyane ba li-unit tse 50. Re isitse litafole tse 14 tse hlahlobiloeng ka botlalo, tse netefalitsoeng ke CAD ka matsatsi a 16. Karolo e 'ngoe le e 'ngoe e ne e kenyelletsa lintlha tsa maikutlo tsa DFM, likhothaletso tsa tatelano ea weld, le li-cert tsa thepa bakeng sa EN 10131 DC04 tšepe e kolobisitsoeng ka serame.
Sena se sebetsa hobane bokhoni ba rona bo otlolohile - ha bo na lerako:
Moralo: Baenjineri ba GD&T ba ka tlung ba lekola likotsi tsa tšitiso ea 3D ea mofuta oa hau pele u qotsa. Haha: CNC plasma cutting, robotic welding of substructures, le ho qeta holim'a letsoho ka letsoho-tsohle tlas'a marulelo a tiisitsoeng a ISO 9001. Netefatsa: Tafole e 'ngoe le e 'ngoe e etsa liteko tsa ts'ebetso ka likarolo tsa tlhahiso le li-clamp tsa nnete-eseng feela li-caliper. Ts'ehetso: Ka mor'a ho romelloa, re boloka lintlha tsa hau tsa CMM, 'mapa oa weld, le tlhahlobo ea mamello ea lintlafatso bakeng sa lintlafatso tse tlang. Ha ho na litšebeletso tsa kantle. Ha ho li-handoffs. Che, "re tla shebana le tlhahiso." Sehlopha se le seng feela - ho tloha ho qotsa ho isa ho komisi.
Mohato oa Hao o Latelang Ha se Qotsuo e 'ngoe. Ke Protocol ea netefatso.
Pele o reka e 'ngoe tafole ea ho etsa jig, botsa: Na e tla le curve e ngotsoeng ea mocheso oa botsitso? Na u ka netefatsa ho bata ha eona tlas’a moroalo—eseng feela ha u phomotse? Na sisteme ea ho fumana e etselitsoe phetoho ea maemo a mabe ka ho fetesisa ea karolo ea hau - kapa jiometry e nepahetseng feela?
Botou Haijun Metal Products Co., Ltd. e haha litafole tsa jig moo sepheo sa boenjiniere se kopanang le 'nete ea mokatong oa mabenkele. Re rometse lisebelisoa tse fetang 870 tse nepahetseng ho tloha ka 2019-ho bareki ba Jeremane ba hahang li-turbine nacelles tsa moea, ho lifeme tsa US ag-tech tse bokellang liforeimi tsa sprayer tse ikemetseng, ho bafani ba EMS ba Asia Boroa-bochabela ba bokellang mochine oa mochine oa liroboto. Bohle ba arolelana tlhokahalo e le 'ngoe: ho se mamelle letho bakeng sa ho hoholeha ha maemo.
Haeba kopano ea hau e latelang e batla ho pheta-pheta - eseng tšepo - qala ka 'nete e holimo. Qala ka a tafole ea ho etsa jig e entsoe hore e tšoarelle, e chese ka mor'a ho cheseha, selemo le selemo.
