Ma'aikata na daidaici

Masana'antu mai girma-haƙuri ba game da buga lambobi akan zane ba - game da riƙe kwanciyar hankali ne a ƙarƙashin 1,200 psi hydraulic surges, ƙin galling a cikin cobalt alloy nozzles bayan hawan keke 15,000, da kuma isar da daidaitattun daidaiton microstructure iri ɗaya bayan tsari. Lokacin da mahallin bawul ɗin ku ya gaza a ± 0.005 mm haƙuri, baya haifar da faɗakarwa mai inganci. Yana haifar da rufe filin.

Mun gan shi sau uku a wannan shekara: ƙungiyoyin injiniya sun yarda da GD & T callouts don piston famfo cylinder gidaje-sannan kuma dakatar da tsakiyar PO saboda babu mai sayarwa da zai iya tabbatar da ƙarewar Ra ≤0.8 µm * da * zafi mai zafi na 32-36 HRC * akan wannan AMS 5387 simintin gyare-gyare *. Wannan tazara tsakanin ƙayyadaddun ƙayyadaddun bayanai da aiwatarwa shine inda madaidaitan sassa masana'antu ke raba iyawa da sahihanci.

Me yasa "Kayan Kayayyakin Ma'auni" yana nufin Fiye da Haƙuri

Ma'aikatar daidaitattun sassa na gaskiya tana farawa sama-ba tare da lambar CNC ba, amma tare da niyya ta ƙarfe. A QINGDAO QIANGSENYUAN TECHNOLOGY CO., LTD., kowane cobalt-nickel bangaren fara da bokan T800 gami ingots, traceable to narke tsari da tensile rahotannin gwaji. Babu ware. Me yasa? Saboda zafi mai zafi na AMS 5387 yana faɗuwa sosai idan rabuwar chromium ya wuce 0.3% a cikin ɓangaren giciye-mm 50-kuma wannan bambancin ba zai bayyana a cikin binciken CMM ba. Yana nunawa kamar lalacewa da wuri a cikin famfo plunger bores.

Wannan shine dalilin da ya sa haɗin kai tsaye yana da mahimmanci: simintin gyare-gyare, injina, da ƙarewa suna faruwa a ƙarƙashin rufin da ya dace da ISO. Tushen famfo mai yashi na ƙarfe yana samun sassaucin damuwa *kafin* milling na ƙarshe na CNC-ba a fitar da shi ba kuma ba a sake sarrafa shi ba. Cobalt alloy matosai suna fuskantar warware matsalar * nan da nan bayan m machining *, ba kwanaki daga baya a cikin tanderu na ɓangare na uku. Wannan jeri yana kiyaye tsarin hatsi. Tsallake shi, kuma kuna samun 0.02 mm a diamita-amma rasa 40% gajiyar rayuwa.

Sakamakon hakikanin duniya? Kamfanin OEM na Turai ya rage da'awar garantin tsarin na'ura mai aiki da karfin ruwa da kashi 68% bayan canzawa daga sarkar mai samar da kayayyaki da yawa zuwa samar da tushe guda tare da QINGDAO QIANGSENYUAN. Ba saboda haƙuri ya inganta ba - amma saboda tarihin zafi, mutuncin sararin samaniya, da daidaituwar kayan abu an sarrafa su azaman tsari ɗaya, ba handoffs uku ba.

Inda Mafi yawan Kasuwancin Kasuwanci suka yi tuntuɓe (da yadda za a guje masa)

Wasu na iya jayayya cewa injunan axis masu yawa na zamani kawai suna ba da tabbacin daidaito. Amma mun auna madaidaicin G-code yana gudana akan raka'o'in Mazak INTEGREX i-200S guda biyu - kuma mun sami karkacewar 0.012 mm a cikin ma'auni yayin sarrafa AMS 5387. Me yasa? Shago ɗaya yayi amfani da daidaitattun abubuwan saka carbide; sauran kayan aikin da aka yi amfani da su na PCD tare da isar da saƙon cryogenic. Inji iri daya. Sakamakon daban-daban.

Bambancin ya ta'allaka ne a cikin horo na musamman na alloy:

• Cobalt-nickel Alloys suna buƙatar ƙarancin RPM, babban abinci, da tsayayyen daidaitawa-ba babban-gudun gamawa ba. Muna amfani da chucks na hydraulic na al'ada waɗanda ke amfani da ƙarfi na 8.5 MPa, yana kawar da ƙaramin motsi yayin yanke yanke kan bututun ƙarfe.
• Yin simintin ƙarfe yana buƙatar sarrafa graphite ilimin halittar jiki kafin yin injina. Layin simintin yashi namu yana sa ido kan nodularity a cikin ainihin lokaci ta hanyar bincike na thermal - ƙin zubar da ruwa inda adadin nodule ya faɗi ƙasa da 120/mm².
• Bakin karfen simintin gyare-gyare yana buƙatar taimako bayan waldi *kafin* duban GD&T na ƙarshe. Muna haɗa taimakon danniya mai girgiza cikin aikin-ba kamar yadda ake tunani ba, amma a matsayin mataki da aka rubuta tare da girman girman / mitar rajistan ayyukan.

Idan ba tare da wannan matakin sanin ƙarfe na ƙarfe ba, “daidaici” ya zama kalmar talla-ba fitarwa mai maimaitawa ba.

Ƙarfi huɗu waɗanda A Haƙiƙa suke Matsar Allura

Lokacin da ake kimanta masana'anta na daidaitattun sassa, duba takaddun shaida da suka gabata kuma ku mai da hankali kan abin da * suke yi daban* a aikace:

1. Fassarar GD&T-ba fassara kawai ba: Ba kawai mu bincika datums ba. Muna yin kwatankwacin taro na aiki: Shin wannan ± 0.008 mm matsayi na haƙuri akan abin nadi na cibiyar winch a zahiri yana daidaita daidai da ƙayyadaddun bayanai na preload? Idan ba haka ba, muna ba da alama * kafin * tsararrun hanyoyin kayan aiki - kuma muna ba da shawarar canjin aikin datum wanda ke adana $ 12K a cikin jujjuyawar kowane raka'a 500.
2. Haɓaka simintin gyare-gyare-injini: Domin Silinda gidaje tare da ciki sanyaya tashoshi, muna inganta bango kauri daidaito ta amfani da ultrasonic kauri taswira * a kan kore yashi mold * — ba bayan simintin gyaran kafa. Yana kama ainihin motsi da wuri.
3. Takaddun ingancin ingancin saman: Kowane ɓangaren da aka gama yana jigilar kaya tare da rahoton ingancin ƙasa-ba ƙimar Ra kawai ba, amma ƙananan ƙananan ƙananan ƙarancin ƙasa da bayanan bayanan damuwa da aka auna ta hanyar XRD.
4. Abun ganowa zuwa lambar zafi da samfurin sinadarai na ladleMahimmanci ga abokan cinikin mai & gas suna buƙatar API 6A yarda. Babu rahoton "matsakaicin tsari". Danyen bayanai kawai.

Abin da ke zuwa Gaba don Ƙarfafa Haƙuri Mai Girma

Iyaka ta gaba ba ta fi ƙarfin juriya ba - tana da maƙarƙashiya * haɗaɗɗiyar tsari*. Yi tsammanin ƙarin madaidaicin sassa masana'antu da ke haɗa hanyoyin sadarwa na firikwensin kai tsaye zuwa cikin simintin gyare-gyare da ƙwanƙwasa CNC, ciyar da bayanan zafi na ainihin lokaci da rawar jiki cikin tagwayen dijital. QINGDAO QIANGSENYUAN ta riga ta fara gwajin injin ɗin rufaffiyar maɗaukaki don abubuwan haɗin gwal na cobalt: a cikin tsari CMM sikanin sikanin yana daidaita ƙimar ciyarwa da ƙarfi don rama raɗaɗin zafin rana - yana riƙe da cylindricity tsakanin 0.003 mm a cikin motsi na sa'o'i 8.

Amma fasaha na haɓaka horo kawai. Ma'aikatar sassa mafi ƙarfi ta kasance wacce ke ɗaukar kowane zane ba azaman jerin abubuwan dubawa ba-amma azaman alƙawarin aiki. Wanda ya san lokacin da za a tura baya kan ƙayyadaddun bayanai, lokacin da za a ba da shawarar gami da wayo, da lokacin da za a ce "Za mu riƙe wannan haƙuri-idan kun bar mu mu sarrafa maganin zafi."

Wannan shine yadda daidaiton girman ya zama abin dogaron aiki. Wannan shine yadda masana'anta madaidaicin sassa ke samun matsayinta a cikin mahimman tsarin manufa.