Lokacin da injiniyoyi suka ƙididdige sassa don tsarin na'ura mai aiki da karfin ruwa, famfunan mai, ko taro masu nauyi mai nauyi, "masana'anta madaidaicin ma'auni" ba kawai kalmar bincike ba - buƙatu ne da ba za a iya sasantawa ba. Kwanciyar kwanciyar hankali a ƙarƙashin matsa lamba 500-bar. Mutuncin saman bayan zagayowar 10,000 na lamba mai lalata. Daidaitaccen ƙarfe na ƙarfe a cikin batches 200-raka'a. Waɗannan ba makasudin ka'ida ba ne. Ma'auni ne na yau da kullun-wadanda muka sadu da su don OEMs na Bawul na Arewacin Amurka, masu haɗa motocin injiniyan Jamus, da masu ginin tsarin famfo na Singapore.
Me yasa Cobalt Alloys ke nema Sama da Injin CNC kawai
Abubuwan da aka gyara na Cobalt-nickel-musamman AMS 5387 da T800-grade-sun gaza ba tare da annabta ba lokacin da sigogin injina ke karkata da kashi 0.5%. Mun koyi wannan hanya mai wahala a lokacin da matukin jirgi na 2022 ya gudu don mahalli mai matsa lamba na teku: ƙananan fashe ya bayyana ne kawai bayan hawan keken zafi, wanda aka samo shi zuwa nauyin guntu mara daidaituwa yayin wucewar wuce gona da iri. Tun daga wannan lokacin, masana'antar mu ta madaidaicin sassan masana'anta tana sanya ido a kan kowane cibiyar injin axis 5-ba a matsayin abin dubawa ba, amma azaman ƙofar tsari. Babu wani yanki da ke matsawa zuwa ƙarewa sai dai idan bambancin juzu'i ya tsaya tsakanin ± 2.3% a kan wucewa guda uku a jere.
Wannan horon ya ƙara zuwa neman kayan aiki. Ba ma karɓar cert ɗin niƙa kaɗai. Kowane cobalt alloy ingot ana shayar da hasken iska a cikin gida kafin yin simintin gyaran fuska. Me yasa? Saboda gano sulfur sama da 0.008% yana haifar da zafi mai zafi a cikin nozzles masu bangon bakin ciki-ko da batch ɗin ya “wuce” ASTM A992. Ƙungiyar mu ta kafa tana haɓaka bayanan bayanan kula da zafi tare da masu samar da kayayyaki, daidaita lokutan jiƙa bisa ainihin ma'aunin girman hatsi-ba sigogin tanderu ba.
Haɗin Kai Tsaye Wanda A Haƙiƙa Yana Sarrafa Sauyawa
Yawancin masu samar da kayayyaki suna fitar da simintin gyare-gyare, injina, da maganin zafi. Wannan yana haifar da maɓuɓɓuka dabam-dabam guda uku na drift mai girma. A wurin aikinmu na Qingdao, ana yin gyare-gyaren simintin saka hannun jari akan jerin DMG Mori NT iri ɗaya wanda ya ƙare ɓangaren ƙarshe. CMM iri ɗaya yana inganta duka simintin gyare-gyare na kore-jaha da kuma gama-garin taruka. Lab ɗin metrology iri ɗaya yana daidaita duk kayan aikin yau da kullun akan masanan NIST da ake iya ganowa.
Muna ganin bambanci a fili a cikin gidaje na piston famfo Silinda. Abokan ciniki suna aika kiran kiran GD&T suna buƙatar ± 0.005 mm matsayi na gaskiya akan tashoshin jiragen ruwa na 12. Lokacin da simintin gyare-gyare da injina ke faruwa a shaguna daban-daban, kuskuren tarawa yakan kai ± 0.018 mm. Haɗin aikin mu yana riƙe da shi zuwa ± 0.004 mm-saboda shirin CNC kai tsaye yana yin nuni da abubuwan da aka simintin datum ɗin da aka bincika yayin binciken labarin farko. Babu zato. Babu madaukai na sake yin aiki.
Wannan iko yana da mahimmanci ga abubuwan da ba daidaitattun geometric ba. Umarni na baya-bayan nan na abin nadi na cibiyar winch na bakin teku yana buƙatar ramukan helical 7° akan diamita 320 mm, mai tauri zuwa 58 HRC. Masu fafatawa sun nakalto makonni 14 tare da haɗarin 30% na raguwa. Mun isar da shi a cikin makonni 8 - ta yin amfani da abin da aka saka na carbide na al'ada wanda ya kiyaye mutuncin gefen ta cikin mintuna 42 na ci gaba da yanke. Bayanan rayuwar kayan aiki yanzu yana rayuwa a cikin bayananmu na ciki, wanda aka yiwa alama zuwa AMS 5387, kewayon tauri, da ƙimar kwararar sanyi.
Ingancin da Ba Ya Tsaya a Rahoton Bincike
Ka'idojin binciken mu suna bin ASME Y14.5-amma ci gaba. Kowane abu mai mahimmanci yana ɗauke da tagwaye na dijital: rikodin lokutan da aka rubuta wanda ke nuna ƙididdigar abu mai shigowa, binciken CMM na cikin aiki a wuraren bincike na 3, ƙayyadaddun ƙayyadaddun abubuwan da suka gabata da kuma bayan wucewa, da sakamakon gwajin aiki (misali, ƙimar leak helium a mashaya 10). Wannan ba don wasan kwaikwayo na yarda ba. Wannan shine yadda muka gano gazawar hatimi mai maimaitawa akan tushen famfo: tushen tushen shine saura danniya daga rashin daidaituwa lokacin sanyaya-ba kuskuren injina ba. Mun daidaita sake zagayowar kashewa, an tabbatar ta hanyar taswirar rarrabawar X-ray, da rage faɗuwar filin da kashi 92%.
Muna riƙe cikakkiyar ganowa har zuwa adadin zafi na kowane ɗanyen abu mai yawa-kuma muna haɗa shi zuwa kowane sakamakon bincike. Idan abokin ciniki ya tuƙi wani batu, za mu ja duk tarihin dijital a ƙasa da daƙiƙa 90. A'a "za mu dawo gare ku." Babu "bisa daidaitattun tsarin mu." Bayanai kawai, tambura, da hangen nesa mai aiki.
Dogaro Yana farawa Kafin Yanke Farko
Ma'aikatar sassa masu mahimmanci suna samun amana ba yayin samarwa ba - amma yayin nazarin injiniya. Muna ba da alamar haɓaka haɓakawa da wuri: "Wannan kauri na bangon 0.15 mm akan bututun ƙarfe na cobalt ɗinku zai buƙaci wuraren tallafin EDM; lokacin jagora yana ƙaruwa da kwanaki 11." Ko: "Ƙirar ƙayyadaddun yanayin ku na Ra 0.2 µm akan gidan da aka watsar da yashi yana buƙatar yin aiki bayan-machining-nan shine tasirin farashin da Ra 1.6 tare da ingantaccen sutura." Ba mu ce "eh" ga ƙira marasa aiki ba. Mun ce "Ga abin da ke aiki, ga dalilin da ya sa, kuma ga cinikin."
Wannan hanyar ta kiyaye isar da saƙon kan lokaci a kashi 98.7% sama da watanni 36 a jere-har ma a lokacin rugujewar sarkar samar da kayayyaki ta duniya. yaya? Ta hanyar riƙe hannun jarin dabarun buffer na bokan AMS 5387 billets da T800 master alloys, da kuma kiyaye yarjejeniyar tushen tushe biyu don kayan aikin yankan maɓalli. Ba kamar yadda ake tara kaya ba-amma kamar yadda aka daidaita haɗarin haɗari zuwa ainihin yanayin gazawar da muka lura a fagen.
QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD. yana gina sassa inda gazawa ba zaɓi ba ne. Idan aikace-aikacen ku yana buƙatar tabbatar da ƙima a cikin gawawwakin cobalt, daidaiton tsari a cikin simintin gyare-gyare mai ƙarfi, ko amincin aiki a majalissar famfo-mahimmancin manufa- kuna buƙatar fiye da mai bayarwa. Kuna buƙatar masana'antar sassa masu mahimmanci waɗanda ke ɗaukar kowane haƙuri azaman alkawari.
