Sassan simintin yashi sun kasance ƙashin bayan tsarin masana'antu masu nauyi-ba don sun tsufa ba, amma saboda suna isar da dorewar da ba ta dace ba, kwanciyar hankali mai ƙima, da sarrafa farashi inda ya fi dacewa: a cikin manifolds na na'ura mai ba da hanya tsakanin hanyoyin sadarwa, gawawwakin bawul ɗin mai, da kuma gidaje masu matsa lamba mai ƙarfi.
Mun jefa sama da sassa 12,000 na simintin yashi don injiniyoyin abin hawa OEM a cikin watanni 18 da suka gabata kadai. A cikin kowane tsari, gaskiya guda ɗaya tana maimaitawa: lokacin da kaurin bango ya wuce mm 25, matsa lamba na aiki ya hau sama da mashaya 350, ko kuma rayuwar sabis dole ne ta wuce shekaru 15 - simintin yashi ba zaɓi ba ne. Ita ce kawai tsari wanda ke daidaita amincin ƙarfe tare da keɓancewa don manyan, rikitattun geometries.
Ba kamar simintin saka hannun jari ba, wanda ya yi fice cikin madaidaicin katanga amma fashe a ƙarƙashin matsananciyar hawan keke, simintin yashi yana ba da mafi girman ƙarfin damping da juriya a cikin ferrous da manyan gami. Mun ga cobalt-nickel alloy (AMS 5387) Silinda gidaje tsira 40,000+ matsa lamba hawan keke a cikin tekun famfo majalisai-kawai saboda yashi mold ta kadan permeability yarda iko solidification, rage girman tsakiya shrinkage da micro-porosity.
Haƙiƙanin fasaha guda uku sun raba sassan simintin yashi mai aiki daga guntu:
- Haƙuri na haɗin kai: ± 0.3 mm sabawa a cikin ainihin wuri yana haifar da kauri mara kyau na bango-da kashi 73% na gazawar gajiyawar farkon rayuwar da muka yi nazarin gano baya ga wannan madaidaicin guda ɗaya.
- Zaɓin tsarin ɗaure: Phenolic urethane no-bake binders sun fi tsarin tushen yumbu don T800 cobalt alloy pours, yana rage lahanin gas da 68% a cikin simintin kashi-kauri.
- Rage danniya bayan simintin: Jiƙa na sa'o'i 4 a 920 ° C wanda ke biye da sanyaya tanderun ba za a iya sasantawa ba don gidajen famfo na piston - tsallake shi yana ƙara karkatar da GD&T har zuwa 0.15 mm akan mahimman abubuwan datum.
Ƙarfin farashi ba kawai game da ƙananan kayan aiki ba. Yana da game da kawar da ayyukan sakandare. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., muna haɗa machining datums kai tsaye cikin ƙirar ƙirar - don haka ɓangaren simintin yashi ya isa cell ɗin CNC yana shirye don gama juyawa, ba mai niƙa ba. Wannan yana yanke lokacin jagora ta kwanaki 3.2 akan kowane oda kuma yana rage kurakuran saitin kayan aiki da kashi 41%. Ba mu "zuba injin." Mun jefa * don * machining.
Wasu suna jayayya cewa 3D-bugu yashi molds kawar da tsarin halin kaka gaba ɗaya. Amma a cikin samar da ainihin duniya, gyare-gyaren da aka buga ba su da ƙarfin matsawa da ake bukata don manyan simintin ƙarfe sama da 120 kg. Mun gwada duka biyu: buga molds kasa a 142 mashaya zuba matsa lamba; na gargajiya resin-rufi silica molds rike a 198 mashaya-tare da sifili kone-a ko mold yashwa. Kasuwancin-kashe ba na ka'ida ba ne - ana auna shi a cikin ƙimar yawan amfanin ƙasa. Matsakaicin ɓangarorin simintin yashi na yanzu yana tsaye a 99.1%, an tabbatar da shi ta hanyar binciken CMM na duk ɓarna mai mahimmanci da rufe saman kafin maganin zafi.
Neman kayan abu ba aikin takarda ba ne - kimiyyar lissafi ne. Kowane nau'i na ASTM A27 Grade WCB karfe ko AMS 5387 cobalt alloy yana ɗaukar cikakkun certs na niƙa, rahotannin bincike na gani, da bayanan gwajin tensile da aka shigar akan lambar zafi. Lokacin da abokin ciniki a Norway ya nemi sake cancantar 2019 winch center shaft roller batch, mun ja asalin narke log ɗin, gano ainihin samfurin ladle, kuma an tabbatar da taurin ya kasance a cikin ± 2 HRC bayan shekaru takwas a cikin ƙananan ajiyar ruwa.
Wannan matakin sarrafawa ya fito ne daga haɗin kai tsaye: kayan aikin mu masu yarda da ISO suna ɗaukar komai daga gyare-gyaren kore-yashi da shakeout zuwa maganin zafi na T6, fashewar fashewar, da dubawa ta ƙarshe ta amfani da na'urorin kwatancen gani da aka daidaita zuwa ma'aunin NIST. Babu handoffs. Babu gibi. Ƙungiya ɗaya ce kawai ke da alhakin kowane micron na daidaiton girma da kowane joule na juriyar tasiri.
Sassan simintin yashi suna samun nasara lokacin da injiniyoyi suka ɗauke su a matsayin tsarin injiniyoyi-ba sifofin ƙarfe ba. Wannan yana nufin zayyana daftarin kusurwoyi a kusa da hanyoyin janye kayan aiki, ƙayyadaddun wurare masu tashi bisa tsarin ƙirar yanayin zafi-ba al'ada ba-da zaɓin gami bisa karkatattun lanƙwasa tauri, ba kawai tebur ƙarfin ƙarfi ba. Mun ƙi yarda da buƙatun samfuri guda 17 a cikin 2024 saboda kiran GD&T ya ci karo da ƙaƙƙarfan tsarin raguwa. Mafi kyau a ce "a'a" fiye da jigilar wani ɓangaren da ya kasa a 3,200 psi.
Idan aikace-aikacenku yana buƙatar amincin tsari a ƙarƙashin nauyin hawan keke, juriya na lalata a cikin mahalli-gas, ko maimaita juzu'i a cikin runduna 500 - sassan simintin yashi ba fasaha ce ta gado ba. Su ne madaidaicin ingantattun hanyoyin da aka gina don aiwatar da manufa mai mahimmanci. Kuma suna farawa da sanin ainihin inda narkakkar ƙarfen zai gudana, sanyi, da kulle tsarin hatsi—kafin yashi na farko ya taɓa tsarin.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana kera sassan simintin yashi don abokan cinikin duniya waɗanda ke auna nasara a cikin lokaci-ba farashi ɗaya ba. Ayyukan su yana tabbatar da cewa dorewa da ƙimar farashi ba sa gasa. Suna hadawa.
