Lokacin da na'ura mai aiki da karfin ruwa tsarin kasa a karkashin matsa lamba, lokacin da famfo gidaje fashe bayan watanni 18-ba shekaru 10-kuma lokacin da winch shafts kama a cikin ma'adinai-sa ƙura, tushen tushen da wuya ƙira. Yana da juriya. Bai isa ba "mai kyau" juriya. Ba “daidaitaccen gami” sa juriya ba. Nau'in da ke riƙe da kwanciyar hankali a 220 MPa, yana tsayayya da galling a cikin slurry abrasive, kuma yana tsira daga hawan zafin jiki ba tare da microcracking ba. Shi ya sa injiniyoyi a duk faɗin Arewacin Amurka, Jamus, da Singapore ba sa nemo * sassan da ba su iya jurewa ba kawai. Suna neman a lalacewa-resistant sassa factory tare da ingantaccen horo na ƙarfe-ba kawai ƙarfin injina ba.
Ƙwarewar kayan aiki ba na zaɓi ba - shi ne wurin bincike na farko
Mun ga ayyuka da yawa sun tsaya tsayin daka a matakin bita na kayan: cobalt-nickel bututun ƙarfe da aka ƙi don keɓantaccen nau'in carbon; wani gidan famfo na AMS 5387 ya kasa yin gwajin gishiri-gishiri saboda rashin daidaiton amsawar zafi; a T800 alloy toshe nuna wanda bai kai ga yashwa ba saboda as-cast microstructure rasa uniform tarwatsa carbide. Waɗannan ba kurakuran ƙira ba ne. Waɗannan su ne gibin ƙwarewar kayan aiki. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., allunan tushen cobalt ba “a sarrafa su.” Ana gudanar da su — ta ƙwararrun samar da albarkatun ƙasa, haɗin gwiwar mai ba da kaya-daidaitawar tarihin zafi, da kuma tabbatar da matakin matakin batch. Kowane simintin gyare-gyare na AMS 5387 yana farawa tare da nazarin narkewar da aka yi akan ASTM A970. Kowane bangaren T800 yana jurewa taswirar microhardness bayan-machining a cikin sassan giciye guda uku. Wannan ba wuce gona da iri ba ne. Yana da yadda kuke ba da garantin ingancin saman 48 HRC akan diamita cobalt alloy bututun bututun ƙarfe na diamita 12mm - ba tare da sadaukar da ainihin tauri ba.
Haɗin kai tsaye yana nufin babu asara ta hannun hannu-juyawa kawai sarrafawa
Wasu masu samar da kayayyaki suna fitar da simintin gyare-gyare. Wasu kuma fitar da mashin din. Ƙarshen fitar da kayayyaki kaɗan. Kowane hannun hannu yana zubar da daidaito: murgudawar zafi tsakanin simintin simintin gyare-gyare da na'ura, asarar daidaiton saman yayin niƙa na biyu, kuskuren GD&T daga sake gyarawa. QINGDAO QIANGSENYUAN aiki a ƙarƙashin rufin daya-yashi simintin gyaran kafa, zuba jari simintin, Multi-axis CNC (ciki har da 5-axis contouring na ciki famfo volutes), zafi magani, da kuma surface karewa kamar HVOF ko daidaici nika. Lokacin da fistan famfo silinda gidaje yana buƙatar ± 0.015 mm cylindricity a kan 320-mm bore * da * 63 Ra surface gama a kan mahimmin filayen rufewa, wannan sarkar haƙuri ta kasance a ciki. Babu wani mai siyar da waje da ke fassara “mafi mahimmancin saman” daban. Babu jinkirin dabaru da ke katse jin daɗin yanayin zafi. Sakamakon? Bangaren da ya zo shirye don gwajin aiki-ba sake yin aiki ba.
Mayar da hankali kan yanki yana ba da fahimtar injiniyanci - ba kawai zane ba
"Muna yin sassan da ba za su iya jurewa" ba m. "Muna injiniyan bawul ɗin matsa lamba don manyan manifolds na na'ura mai aiki da karfin ruwa da ke aiki a mashaya 350, gidajen silinda don famfunan laka guda uku masu ɗaukar slurry 40% yashi-ta-girma, da manyan injin injin injin injin 50-ton suna aiki awanni 22 / rana a cikin -30 ° C zuwa + 60 ° C na yanayi" yana aiki. Wannan ƙayyadaddun ƙayyadaddun abubuwa sun tsara komai: dabarun kayan aiki (high-feed milling vs. jinkirin-wucewa gamawa ga cobalt gami), ka'idar dubawa (CMM probing jerin gyara ga bakin ciki-banga bawul jikin), ko da marufi (vibration-dampened crating for Cast iron famfo tushe). Abokan ciniki ba sa aiko mana da fayilolin CAD da bege. Suna aiko mana da rahotannin gazawa, hawan hawan aiki, ƙayyadaddun sunadarai na ruwa - kuma muna amsawa tare da shawarwarin matakin kayan aiki, windows lokacin taimako na damuwa, da kiran GD&T waɗanda ke nuna ainihin lodin duniya - ba kawai ISO 2768 ba.
Amincewa yana farawa kafin guntu na farko ya tashi
Ganowa ba aikin takarda ba ne. Sanin cewa filogi na cobalt alloy a cikin bawul ɗin sarrafa na'urar mai na teku yana raba adadin yawan zafin zafinsa tare da takaddun gwajin tensile da aka adana na shekaru 10. Rahotonni na CMM ne da aka ɗaure da na'urori masu ƙima, ma'aunin gani da aka inganta a kan ma'aunin ma'aunin da aka daidaita kowane mako, da duban gani na ƙarshe da aka gudanar a ƙarƙashin hasken LED na 1000-lux tare da haɓaka 10x don gano lahani na saman. Ba ma “cika ka’idoji.” Mun saka su: Gudanar da tsari na ISO 9001, ASME B16.34 mai dacewa da ingancin jikin bawul, da takamaiman takaddun PPAP na abokin ciniki - gami da takaddun shaida, rahotannin NDT, da bayanan gwajin aiki. Lokacin da lokacin isarwa yana da mahimmanci-kamar yadda suke yi don sake fasalin taro na famfo ko maye gurbin winch na gaggawa-daidaitaccen tsarin tafiyar da aiki da tsara tsarawa mara amfani yana ci gaba da gudanar da samfuri da umarni matsakaicin girma akan hanya. Babu saurin kudade. Babu "batun iya aiki." Kawai sadaukar kwanakin, hadu.
Lokacin aikin masana'antu ba a ci nasara tare da sayayya da sauri. An amintar da shi da sassan da ba sa ƙarewa da wuri-saboda juriyarsu an ƙirƙira su, ba a ɗauka ba. Wannan yana buƙatar a lalacewa-resistant sassa factory an gina shi akan ƙaƙƙarfan ƙarfe, sarrafawa a tsaye, takamaiman yanki, da ganowa mara karye. Idan bawul ɗin matsa lamba na gaba, famfo gidaje, ko shaft ɗin winch yana buƙatar tsira fiye da ƙayyadaddun ƙayyadaddun bayanai-ba kawai saduwa da shi ba—fara inda juriya ta fara: zaɓin kayan aiki, ci gaba da aiwatarwa, da aikin da aka rubuta. Wannan ba alkawari ba ne. Ga yadda aikin ke gudana.
