Ụlọ ọrụ mmepụta ihe nkedo ígwè Ductile iron — nkebiokwu a abụghị naanị okwu ọchụchọ. Ọ bụ ndị injinia nzacha mbụ na ndị njikwa azụmaahịa na-etinye n'ọrụ mgbe ị na-ewepụta akụkụ ndị ga-adị ndụ 300-bar hydraulic pulses, ọtụtụ iri afọ nke abrasive eyi, ma ọ bụ ịgba ígwè ọkụ na skids mmiri mmiri. Nkenkenke abụghị nhọrọ. Ewubere ya n'ime nodules graphite, enyocha ya na nyocha CMM ọ bụla, wee jiri nchọta ihe zuru oke kpochie ya.
Ụlọ ọrụ QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. na-arụ ọrụ otu ụlọ ọrụ dị otú ahụ-ISO kwadoro, ejikọta ya na kwụ ọtọ, ma gbanyere mkpọrọgwụ na gburugburu ụlọ ọrụ mmepụta ihe nke Qingdao. Anyị ahụla ka ndị ahịa na-alaghachi ugboro atọ-ọ bụghị n'ihi na eserese ha gbanwere, mana n'ihi na ụdị ọdịda ha mere. Ebe obibi piston pump cylinder gbawara na ọnwa 18 na ngwa North Sea multiphase. Mgbọrọgwụ? Micro-shrinkage dị nso na interface flange a na-agwọ okpomọkụ. Ndozigharị ahụ — gating edegharịrị, ọnụego jụrụ oyi na-achịkwa, enyemaka nrụgide nkedo tupu ị rụọ ọrụ — na-ebuzi ụgbọ mmiri ugbu a nwere AMS 2750 pyrometric logs na ogwe tensile nwalere n'otu ASTM A536 Grade 65-45-12. Ahụmahụ n'ezie na-akpụzi njikwa usoro n'ezie.
Ikike anọ kewapụrụ ụlọ ọrụ nkedo ígwè ductile a pụrụ ịdabere na ya na ndị na-ebubata ngwaahịa:
- Ọzụzụ metallurgical maka nnọchi ihe: Ọ dịghị "nha nhata-ọkwa" swaps. Ogbe ọ bụla nke ígwè ductile na-amalite site na ihe ụgwọ akwadoro—ígwè ezi, ferrosilicon na magnesium master alloys ejiri nza na-esochi ya. Anyị na-akwado nodularity (ASTM E2392), ọnụ ọgụgụ nodule (≥150/mm²), yana oke ferrite/pearlite site na metallography - ọ bụghị naanị ịgụ akwụkwọ ike. Mgbe European OEM akọwapụtara ASTM A maka igwe mkpuchi etiti winch dị elu, anyị gbara ọkụ ọkụ abụọ na-anya ụgbọ elu nwere inoculation dị iche iji kụọ mkpụrụ 72 ksi na-emenyụghị.
- Ntinye nkedo-machining dị ka otu eriri injinia: Nkwenye nkedo nke ájá adịghị apụ apụ mgbe CNC gasịrị. Anyị na-eji akwa mkpuchi akara dị egwu * n'otu ntọala * ejiri maka ntụgharị siri ike - enweghị ndozigharị. Maka ozu valvụ nrụgide, nke ahụ pụtara ± 0.015 mm nnabata ọnọdụ n'etiti ọdụ ụgbọ mmiri na ihu igwe na-arị elu, nke ejiri n'ofe 5-axis milling na OD egweri. Anyị anaghị “gbakwụnye nkenke ma emechaa.” Anyị na-echepụta ya ka ọ bụrụ ihe nkedo, ebe isi ebipụta, yana atụmatụ datum machining site n'ụbọchị mbụ.
- Nkwado ọrụ — ọbụghị naanị nnabata akụkụ: A naghị akwado ntọala mgbapụta mgbe nyocha CMM gasịrị. A na-agbanye ya na mgbanaka nnwale, kwajuru ya na 1.5 × torque na-arụ ọrụ, wee nyochaa ya maka mgbagha na interferometry laser. Anyị ejidela resonance harmonics na 212 Hz nke kpatara ike ọgwụgwụ na-agbawa n'ime mpaghara mpaghara - nke a na-ahụ anya naanị n'oge nnwale ibu dị ike, ọ bụghị nyocha kwụ ọtọ. Ndị ahịa na-enweta ma akụkọ GD&T * yana * nchịkọta ule arụ ọrụ.
- Ngosipụta yinye nnyefe ị nwere ike inyocha: Asambodo akụrụngwa abata tupu agbaze. Edebere chaatị ọgwụgwọ okpomọkụ ma bịanye aka na ya. Ngwunye cobalt-nickel ọ bụla emere site na T800 alloy na-ebu akụkọ PMI dabara na asambodo AMS 5387 ya. Enweghị “nkwa ndị na-eweta ngwaahịa.” Edere naanị ihe akaebe - enwere ike ịchọta ya na ID ọkụ, mgbanwe onye ọrụ, yana asambodo nhazi nke spectrometer ejiri.
Ụfọdụ na-arụ ụka na nkedo ájá enweghị ike dakọtara nkedo itinye ego maka geometric dị mgbagwoju anya. Mana anyị ebufela AMS 5387 cobalt alloy nozzles nwere akụkụ mgbidi 0.8 mm na ọwa jụrụ oyi n'ime - nkedo na ájá ahịhịa ndụ, wee jiri ngwaọrụ diamond polycrystalline rụọ ya. Gịnị kpatara? N'ihi na ụlọ ahịa ụkpụrụ anyị na-eji akwa resin e biri ebi SLA nwere nkwado seramiiki, ndị otu anyị na-ahụ maka ihe na-emezi nrụgide nrụgide ozugbo dabere na ihe mmetụta mmiri mmiri-ọ bụghị ntọala iwu-nke isi. A naghị ezere mgbagwoju anya. A na-ejikwa ya na njikwa oyiri.
A na-ajụkarị ọnụ ahịa. Nke a bụ ihe na-akpali agịga: mbelata akụkụ arọ na-ebelata ọnụ ahịa akụrụngwa mana ọ na-abawanye oge iji rụọ ọrụ; tighter GD&T na-ebuli ọrụ nyocha mana ọ na-ewepụ ọdịda ubi; Ígwè ductile nwere agba agba agba abụọ (ASTM A536 + ISO 1083) na-agbakwụnye $1.20/kg mana na-ezere ịrụ ọrụ na iwu mbupụ. Anyị na-ehota niile nhọrọ atọ-na ọdịda-mode nyocha nke ọ bụla. Otu onye ahịa Southeast Asia gbanwere site na ụlọ ductile iron ebubata na mmepụta mpaghara anyị mgbe ọ gbakọchara ngụkọta ọnụ ahịa nke nwe: 22% dị ala karịa afọ ise, gụnyere ngwa agha, tarifu, na oge ọdịda na-emeghị atụmatụ site na mbufe mbubreyo.
Ụlọ ọrụ mmepụta ihe nkedo ductile a pụrụ ịdabere na ya anaghị ekwe nkwa izu oke. Ha na-ekwe nkwa amụma. Na QINGDAO QIANGSENYUAN TECHNOLOGY, nke ahụ pụtara valvụ nrụgide ọ bụla nwere nọmba ọnụọgụ pụrụ iche jikọtara ya na ndekọ gbazee ya, ngbanwe mmemme machining, yana ndekọ hydrotest ikpeazụ. Ọ pụtara prototype ụzọ oge bụ ụbọchị 18-ọ bụghị "ozugbo enwere ike." Ọ pụtara na injinia gị ga-enweta nlebanya nrụpụta nrụpụta n'ime awa 48 nke bulite-ọ bụghị ndepụta ndetu PDF.
Ọdịnihu abụghị nnukwu ọkụ. Ọ ka mma mwekota: ezigbo okpomọkụ onyogho n'oge solidification, AI-enyere porosity amụma si CT scans, ngwakọ usoro ebe nkedo na-ajụ oyi ọwa na-ewepụ post-machined akụkụ. Ma ọ dịghị nke ọ bụla n'ime ihe ahụ dị mkpa ma ọ bụrụ na ntọala metallurgy na-agbapụ-ma ọ bụ ọ bụrụ na nkwụsi ike nke akụkụ dara ada na 60 Celsius C na-arụ ọrụ okpomọkụ. Ọ bụ ya mere anyị ji jiri aka na-enyocha nkesa nodule graphite n'okpuru nkwalite 100 ×. Nkenke na-amalite ebe anya kwụsịrị-ma mechie ebe ngwa chọrọ ya.
