Lokacin da injiniyoyi suka ƙididdige sassa na simintin nauyi don bawul ɗin ruwa ko gidajen famfo mai matsa lamba, ba kawai siyan ƙarfe ba suke - suna tabbatar da kwanciyar hankali a ƙarƙashin matsi na mashaya 300+, amincin microstructural bayan jiyya mai zafi, da ƙarewar saman da ba za ta haifar da lalata a cikin wuraren da ke cike da gishiri ba. Don haka a nauyi mutu simintin sassa factory dole ne ya yi fiye da zuba narkakken ƙarfe a cikin gyare-gyaren ƙarfe. Dole ne ya sarrafa ƙimar ƙarfi a cikin ± 2 ° C, tabbatar da daidaituwar ƙwayar hatsi tare da gwajin ultrasonic, kuma ya riƙe haƙurin GD&T da ƙarfi fiye da ISO 2768-mK-musamman lokacin jefa alluran cobalt-nickel kamar AMS 5387 ko T800.
Me yasa Gravity Mutuwar Simintin Ƙarfe Ya Bukatar Haɗin Kai tsaye-Ba kawai Molds da Narkakkar Karfe ba
Yawancin gazawa a cikin manyan abubuwan sake zagayowar aiki suna komawa zuwa tushen dalili ɗaya: aiwatar da handoffs. Wani tushe ya jefa sashin. Wani shagon injuna daban yana haƙa tashoshin sanyaya. Wani mai siyarwa yana shafan HVOF. Kowane canja wuri yana haɗarin rashin daidaituwa, murɗawar zafi, ko canza kayan kayan da ba a rubuta ba. Mun ga gidaje guda uku na piston famfo da aka ƙi a cikin taro na ƙarshe-ba saboda rashin ƙarfi ba, amma saboda zurfin wurin zama na CNC na'ura ya bambanta da 0.018 mm a cikin batches saboda rashin daidaituwa kamar yadda aka jefa datum saman.
Shi ya sa madaidaicin gaskiya ke farawa kafin zubowar farko. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., simintin gyare-gyare da injina suna raba dakin gwaje-gwaje iri ɗaya, bin diddigin abubuwa iri ɗaya, da ƙa'idar dubawa iri ɗaya. Lokacin da muka jefa jikin bawul ɗin matsa lamba a cikin ASTM A494 CW6MC, CMM iri ɗaya yana tabbatar da duka juzu'in simintin cavity * da * saman mashin ɗin ƙarshe da aka yi amfani da shi - ta amfani da tushe mai daidaita zafin jiki iri ɗaya, bincike iri ɗaya, firam ɗin GD&T iri ɗaya. Babu sake gyarawa. Babu fassarar tsarin daidaitawa. Ci gaba da iya ganowa kawai daga karfen ruwa zuwa bangaren aiki.
Wannan ba ka'idar ba ce. Yana da yadda muke isar da rollers na cibiyar winch don motocin injiniya da ke aiki a -40 ° C zuwa + 85 ° C na yanayi, tare da daidaiton taurin HRC 58 – 62 a cikin tsawon tsayin mita 1.2 - ko da yake bayanin martabar abin nadi yana haifar da kaurin bango mara daidaituwa da sanyaya mara kyau.
Inda Standard Foundries Tsaya-Kuma Me yasa Cobalt Alloys ke Buƙatar Ƙari
Wasu masana'antun suna ɗaukar simintin nauyi na tushen cobalt a matsayin "wani gami kawai." Wannan zato yana kasawa da sauri. T800 da AMS 5387 ba sa aiki kamar aluminum ko ma daidaitattun bakin karfe. Ƙarfin zafinsu shine 1/5 na 304 bakin. Ƙaddamarwar su shine 3.2%, ba 1.8%. Kuma zafin zafin su ya ƙaru sama da 1,250 ° C-dama inda yawancin zagayowar zafin jiki ke zaune.
Muna daidaitawa don wannan a cikin ainihin lokacin: mold preheat da aka gudanar a 320 ° C ± 5 ° C (ba 250-400 ° C ba), gating da aka tsara don kwararar laminar da ke ƙasa 0.8 m / s, da masu haɓaka masu girma ta amfani da siminti mai ƙarfi-ba ƙimar ka'ida-na-yatsa ba. Kowane cobalt alloy simintin gyare-gyaren bayan-casting bayani annealing a 1,180 ° C na 4 hours, sa'an nan ruwa ya kashe a cikin 15 seconds-lokaci tare da masana'antu pyrometers, ba masu lokaci ba. Ya karkata da daƙiƙa 30? Iyakar hatsi carbides suna hazo. Kasa gwajin girman hatsi na ASTM E112. Cire tsari.
Abokan ciniki suna tambaya: "Shin za ku iya jefa jigon juzu'i na mu na yau da kullun a cikin AMS 5387?" Muna amsawa da bayanai-ba alƙawura ba. Muna nuna musu taswirar thermal daga simintin mu na MAGMASOFT®, ainihin sikanin CMM na tashar sanyaya na ciki samfurin, da kuma bayanin taurin Rockwell C a cikin mahimmin ɓangaren tip mai kauri na 2-mm. Idan bai dace da ƙayyadaddun bayanai ba akan gwajin farko, muna sake fasalin ƙirar mutu-ba zanen ba.
Abin da "ISO-Compliant" Ainihin Ma'anarsa akan Gidan Shagon
Takaddun shaida na ISO 9001 yana zaune akan bango. Abin da ke da mahimmanci shine abin da ke faruwa a benci. A wurin aikinmu na Qingdao, kowane ɓangaren simintin nauyi ya mutu yana samun dubawa mai zaman kansa guda uku: tabbatar da albarkatun ƙasa mai shigowa (gwajin spectrometry + gwajin ma'auni), dubawa cikin tsari a 30% da 70% kammala (CMM + na gani kwatance), da ingantaccen aiki na ƙarshe - gami da gwajin matsa lamba na hydrostatic har zuwa 450 rotach gwajin ma'auni.
Muna riƙe cikakken iya ganowa-ba kawai lambobin zafi ba. Kowane bangare yana haɗi zuwa ainihin narkakken log ɗin sa, ƙidayar zagayowar mutuwa, yanayin tanderun O₂ karatun lokacin cirewa, da ID na ma'aikaci. Idan abokin ciniki ya ba da rahoton rashin jin daɗi a hidimar fage, za mu ja cikakken tagwayen dijital a cikin mintuna 90: simintin simintin gyare-gyare, kayan aikin mashin ɗin ya sa rajistan ayyukan, ma'aunin rashin ƙarfi, har ma da karatun zafi a rumfar ƙarshe a ranar.
- Raw kayan da aka samo daga masana'anta da aka tabbatar da su zuwa ASTM A957 / EN 1559-3
- Duk simintin gyare-gyare na cobalt da aka gwada ta ASTM E125 don duba ɓarna na maganadisu
- An tabbatar da ƙa'idodin ƙa'ida akan ASME Y14.5-2018, ba kawai "don bugawa ba"
- Babu “yarda da labarin farko” ba tare da gwajin aiki ba—babu keɓe
Zaɓan Abokin Hulɗa Da Ya dace Ba Game da Ƙarfi ba-Yana Game da Matsalolin Sarrafa
A nauyi mutu simintin sassa factory tare da 200 tons / watan iyawa yana nufin kadan idan ba zai iya riƙe ± 0.025 mm a kan 300-mm cobalt alloy gidaje yayin da yake kiyaye tsarin hatsi na jagora. Abin da ke da mahimmanci shi ne yadda ƙungiyar ta fahimci dalilin da yasa tushen famfo ɗin ku ya fashe a lokacin gudu na sa'o'i 12,000-ko dalilin da yasa bawul ɗin matsin lamba ya leke bayan hawan keken zafi.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana mai da hankali ne kawai akan nau'ikan manyan hadarurruka guda hudu: abubuwan tsarin tsarin ruwa, kayan mai & iskar gas, tsarin abin hawa injiniyoyi, da kuma taruka na musamman na famfo. Ba mu jefa ginshiƙan kayan ado ko ƙananan gidaje ba. Muna magance matsalolin inda gazawar ta dakatar da layin samarwa, haifar da rufewar aminci, ko keta buƙatun API 6A ko ISO 15156.
Mataki na gaba? Haɓaka saka idanu mai ƙarfi na lokaci-lokaci kai tsaye cikin ramukan mutu-da haɗa waɗancan bayanan martaba na thermal zuwa ƙirar ƙira don samfuran ƙarshen abokan ciniki. Ba don labari ba ne. Domin yana rage lokacin da ba a shirya ba da kashi 22% a cikin gwajin filin. Wannan shine irin madaidaicin da ba ya rayuwa a cikin kasida. Yana zaune a sashin.
