Lokacin da injiniyoyi suka ƙididdige simintin silica sol don daidaitattun sassa na ƙarfe, ba kawai zaɓin tsari suke ba—suna zaɓen tabbataccen kofa. Silica sol zuba jari na simintin gyare-gyare yana ba da juriya mai girma ± 0.05 mm, saman ya ƙare zuwa Ra 1.6 μm, da amincin-tsarin-tsari don abubuwan da ke aiki a ƙarƙashin matsi na hydraulic mashaya 350 ko 600 ° C hawan keke. Wannan matakin daidaito baya fitowa daga manyan abubuwan da aka samo asali. Yana buƙatar horo na kayan abu, ƙwaƙƙwaran metrology, da ƙwarewar takamaiman takamaiman gami - musamman tare da maki cobalt-nickel kamar AMS 5387 da T800.
Me yasa silica sol - ba gilashin ruwa ko phosphate ba - ya ci nasara don mahimman geometries
Silica sol yana ba da fa'idodi guda uku waɗanda ba za'a iya sasantawa ba akan madadin masu ɗaure: kwanciyar hankali na thermal sama da 1,100°C, ragowar alkaline na sifili bayan lalatawar, da ƙarfin harsashi na musamman yayin zubar da ƙarfe mai zafi. Mun ga simintin ruwa-gilasi yana fashe yayin jiyya na zafi bayan jefa lokacin da adadin sanyaya ya wuce 1.2°C/sec. Silica sol shells suna riƙe amincin girma ta waɗannan zagayowar-mahimmanci lokacin yin injin famfo famfo silinda gidaje inda kaurin bango dole ne ya kasance ƙarƙashin ± 0.12 mm a fadin 320 mm diamita. Ƙananan danko mai ɗaure kuma yana ba da damar yin kwafi na 0.3mm mai faɗin ramukan sanyi a cikin cobalt alloy nozzles- fasallan da ba za a iya ƙara simintin ba ba tare da lalata rayuwar gajiya ba.
Haɗin kai tsaye ba kalma ba ce - hanya ce ɗaya tilo don sarrafa amincin ƙananan tsarin
Yawancin masu samarwa suna fitar da simintin gyare-gyare, injina, ko kammalawa. Wannan yana haifar da gibin hannu: izinin hannun jari na 0.08 mm akan simintin ƙarfe ya zama 0.15 mm bayan ƙaƙƙarfan mashin ɗin saboda lalacewa na kayan aiki mara rikodin; Maganin zafi yana karkatar da girma saboda ma'aikacin tanderun ba shi da ainihin zane na GD&T. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., Dukkan matakai suna faruwa a ƙarƙashin rufin da ya dace da ISO. Lokacin da muka jefa ɓangaren famfo na AMS 5387, masu aikin ƙarfe namu sun tabbatar da takaddun shaida kafin narkewa. Injin ƙungiyar ƙungiyar mu ta CNC kai tsaye daga yanayin simintin simintin gyare-gyare ta amfani da madaukai na amsawar CMM-babu sake gyarawa. Niƙa saman saman yana biye da kai nan da nan bayan kawar da damuwa, kullewa cikin kwanciyar hankali tsakanin 0.005 mm cikin tsayin 450 mm. Wannan ci gaba yana kawar da kuskuren tarawa-kuma ya bayyana dalilin da yasa kashi 92% na majalissar bawul ɗin mu sun wuce gwajin aiki a farkon gudu.
Ayyukan ainihin duniya yana farawa tare da takamaiman tsari na gami
Cobalt-nickel alloys ba su da hali kamar 316 bakin karfe. Matsakaicin ƙarfin aikin su ya ƙaru bayan 15% cire kayan. Ƙarfin wutar lantarkin su shine 30% ƙasa da ƙarfe na carbon-don haka yanke isar da ruwa dole ne ya sami daidaitattun hanyoyin haɗin kayan aiki ko narkewar gida ta faru. Muna taswirar kowane nau'in T800 a cikin ɗakin karatu na tsarin mu: RPMs spindle, ƙimar ciyarwa a kowane ɓangaren kwane-kwane, har ma da kusurwoyin bututun ƙarfe. Don matosai na cobalt tare da kauri na bango na 0.8 mm, muna amfani da 0.3 mm carbide ƙarshen niƙa a 18,000 RPM da 80 mm/min feed — siga sun inganta sama da yankan gwaji 127. Abokan ciniki waɗanda ke kawo mana zane-zane na gado sukan tambayi: "Za ku iya riƙe ± 0.03 mm a nan?" Amsar mu ba ta ka'ida ba ce. Ya dogara ne akan bayanan da aka auna daga nau'ikan lissafi iri ɗaya a cikin log ɗin samarwa namu-kamar rukunin shaft ɗin abin nadi inda rahotannin CMM suka nuna 0.022 mm max max a cikin raka'a 1,200.
Zaɓin masana'antar simintin siliki sol yana nufin yin tambayoyi uku
- Shin sun mallaki maganin zafi da gamawa? Hanyoyin da aka fitar daga waje suna shafe ganowa. Idan harsashin famfo ɗin ku ya gaza gwajin jijjiga, shin mai siyarwa zai iya tabbatar da ainihin yanayin yanayin zafin da aka yi amfani da shi — kuma ya danganta shi da ainihin narkewa?
- Shin suna injina mahimman fasali a saiti ɗaya? Sake gyarawa yana gabatar da jeri. Nemo wurare tare da sel CNC masu yawan axis waɗanda ke ɗaukar duka m da ƙare wucewa ba tare da cire sashi ba.
- Shin suna buga bayanan dubawa na gaske-ba kawai da'awar '' bokan ISO '' ba? Nemi samfurin rahoton CMM da ke nuna ainihin sabawa da kiran GD&T. A gaskiya silica sol madaidaicin simintin simintin gyaran kafa hannun jari wadanda-ba boye bayan takaddun shaida.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. amsa eh ga duka ukun. Haɗe-haɗen aikin sa, taswirar tsari na musamman, da cikakken tsarin ganowa sun sa ya zama abokin maimaitawa ga OEMs na hydraulic na Arewacin Amurka da masana'antun kayan aikin mai na Turai. Sakamakon? Sassan da suka haɗu da ƙayyadaddun bayanai ba kawai akan takarda ba-amma a cikin sabis. Yayin da hadaddun kayan aikin simintin simintin gyare-gyare na haɓaka, rata tsakanin “castable” da “daidaitaccen simintin gyare-gyare” yana ƙaruwa. A tsaye a tsaye kawai, ayyukan da aka haɗa da metrology suna gadar shi.
