A lokacin jiyya na zafi na aluminium da allura aluminium, batutuwa daban-daban ana ci gaba da ci karo da su, kamar:
-Improper sashi Station
-Rapaper dumama: wannan na iya haifar da lalacewar zafi; Yanke aiki mai kyau yana taimakawa tabbatar da dumama.
-Ukara: Wannan na iya haifar da m narkar ko etcccic narke.
-Surface seconing / High-zafin outsation
-Ka isasshen magani mai tsufa, waɗanda biyu na iya haifar da asarar kayan aikin injin.
-Ya cikin lokaci / zazzabi / saukar da sigogi waɗanda zasu iya haifar da karkacewa a cikin kayan injin da / ko kuma kayan jiki tsakanin sassa da batir.
-Amma daidaituwa, daidaituwa zazzabi, isasshen sanyaya lokacin zafi na iya duk yana ba da gudummawa ga rashin isasshen sakamako.
Jiyya zafi shine tsari mai mahimmanci a cikin masana'antar aluminum, bari mu shiga ilimi mai danganta.
1.Pre-jiyya
Hanyoyin magani na gaba da ke inganta tsarin da rage damuwa kafin ya quenching suna da amfani don rage murdiya. Gabatarwa yawanci ya ƙunshi tafiyar matakai kamar fleroosizing arring da damuwa ana amfani da uwarading, wasu kuma sun yi ƙwanƙwasawa da zafin rana ko kuma su zama na al'ada.
Rashin taimako: A lokacin da machining, shayar da al'amura na iya ci gaba saboda dalilai kamar hanyoyin da na'ura masu sarrafawa, da kuma saurin yankewa. Rashin rarraba waɗannan jeri na iya haifar da murdiya yayin Quenching. Don rage waɗannan tasirin, ana damuwa da kwanciyar hankali kafin ya zama ya zama dole. The zazzabi don fahimtar rashin taimako yana gab da kullun 500-700 ° C. Lokacin da dumama a cikin matsakaici iska, zazzabi na 500-550 ° C tare da rike lokacin 2-3 hours ana amfani dashi don hana hadayar hadawa da kayan maye. Kashi na murdiya saboda yadin da ya kamata a dauki nauyin nauyi yayin loading, da sauran hanyoyin sun yi kama da daidaitattun abubuwan asali.
Karatun Preheat don inganta tsarin: Wannan ya hada da yayyafa fitina, quenching da fushi, daidaita magani.
-Speroosizing anning: Mahimmanci ga Carbon To Toil Karfe da Alloy Tool Karfe a yayin aikin zafi, an sami tsarin bayan yakan samo asali yana shafar yanayin murdiya yayin da yake ɗaukar murdiya. Ta hanyar daidaita tsarin bayan-bayan, mutum na iya rage murdiya na yau da kullun yayin Quenching.
-Ya hanyoyin neman kulawa: Ana iya amfani da hanyoyi da yawa don rage murdiya murdiya, kamar suzawar da fushi, daidaita magani. Zabi pre-jikina da suka dace kamar kazanta da zafin rana, daidaito magani dangane da sanadin murdiya da kuma kayan aikin zai iya rage murdiya. Koyaya, taka tsantsan wajibi ne don matsalolin zama da ƙarfi yana ƙaruwa bayan zafin rana, musamman ma zuciyata ta iya rage fadada yayin rage ƙudan zuma kamar GCR15.
A cikin aiki m, gano dalilin qura murhun, ko saboda haka ne saboda tsarin damuwa ko matalauta tsari, yana da mahimmanci don ingantaccen magani. Ya kamata a gudanar da kwanciyar hankali na damuwa don murdiya ta haifar da damuwa, yayin da jiyya kamar zafin da ke canza tsarin da ba lallai ba ne, kuma akasin haka. Kawai to, burin rage ɗaukar murdiya a qarurai don rage farashi da tabbatar da inganci.
2.QUST
Zazzabi zazzabi: Zazzabi zafin jiki muhimmanci yana shafar murdiya. Zamu iya cimma manufar rage lalata ta hanyar daidaita zafin jiki na quenching, ko kuma zaba mai rijistar da aka zaba kuma ya ajiye allurar jiyya da kuma yawan zafin jiki bayan gwajin magani , don rage izinin izinin mai zuwa. Tasirin zafin jiki na quenching akan ƙudanar nakasassu ba kawai yana da alaƙa da kayan da aka yi amfani da shi ba, amma kuma yana da alaƙa da girman da siffar aikin. Lokacin da sifar da girman aikin kayan aiki sun sha bamban, kodayake kayan aikin shine iri ɗaya ne, yanayin rashin ƙarfi yana da bambanci ga wannan yanayin a ainihin samarwa.
Lokacin rike lokaci: Zabi lokacin rike ba kawai yana tabbatar da dumama sosai da kuma samun ƙarfin da ake so ko kayan masarufi bayan kunyashe amma kuma yana ɗaukar tasirinsa game da murdiya. M akai Limilewa Rike lokacin da gaske yana ƙara yawan zafin jiki, musamman ma bikin don babban carbon da babban mahaifa.
Hanyar Loading: Idan an sanya kayan aiki a cikin wani yanayi mara ma'ana yayin dumama, zai haifar da nakasassu saboda yawan aiki, ko ɓarna saboda yawan aiki, ko sanyaya saboda wuce gona da iri game da kayan aiki.
Hanyar dumama: Domin hadaddun-dimbin yawa da kuma bambance-bambance na kauri, musamman wadanda suke da manyan carbon da abubuwan sha, jinkirin da tsarin dumama yana da mahimmanci. Yin amfani da ruwa shine sau da yawa, wani lokacin yana buƙatar haɗarin preheating da yawa. Don manyan aikin aiki ba tare da amfani ba ta hanyar wuri, ta amfani da tanderence na katako tare da dumama mai sarrafawa na iya rage murdiya lalacewa ta hanyar saurin dumama.
3. A sanyaya aiki
Lalacewa mara kyau da farko sakamakon tsarin sanyaya. Zaɓin Matsakaicin matsakaici na matsakaici, aiki mai ƙarfi, da kowane mataki tsarin sanyi kai tasiri tasiri quentching dormation.
Zaɓin Matsakaicin Matsakaici: Yayin tabbatar da wahalar da ake so a da ake so bayan-kashe, milder quenching kafofin watsa labaru ya kamata a fi son rage murdiya. Ta amfani da matsakaitan wanka mai zafi don sanyaya (don sauƙaƙa yin sauƙaƙe yayin da ɓangaren har yanzu yana da zafi) ko ma sanyawar iska aka ba da shawarar. Matsakanci tare da farashin sanyaya tsakanin ruwa da man ma na iya maye gurbin matsakun-mai-mai.
-Iair-sanyaya-sanyaya: Quening na sanyaya iska yana da tasiri don rage raguwar bakin karfe, m karfe karfe da kuma iska-sanyi-sanyakken micro-sany-sanyi-sanyaya microcing micro-sanyakken micro-sanyi-sanyaya-sanyi. Ga karfe 3cr2V8V baya buƙatar amfani da ƙarfi bayan ya ruɗe, Quenching na iska kuma za'a iya rage shi don rage ƙudanar iska ta hanyar daidaita yawan zafin jiki.
-Ka sanyaya da quenching: Man mai matsakaici ne mai yawan sanyi tare da ƙarancin sanyaya ruwa, amma ga waɗancan kayan aikin tare da ƙarfin hali, amma na ƙayyadaddun mai tare da ƙwararrun ƙwararru amma talakawa Hardenabiri, mai sanyaya mai ba shi da isarwa. Don magance abubuwan da suka gabata da yin cikakken amfani da ƙudan mai don rage yanayin zafin, mutane sun haɓaka zafin jiki na quenching don faɗaɗa amfani da mai.
-Chinke yawan zafin jiki na mai: Yin amfani da yawan zafin jiki iri ɗaya don rage ɓarna mai zuwa har yanzu yana da matsaloli mai zuwa, kuma lokacin da zafin mai ya yi girma, kuma lokacin da mai mai yana da girma, yana da wuya a tabbatar da cewa Workpiece bayan saukar da wuya. A karkashin tasirin hade da tsari da kayan wasu wuraren aiki, ƙara yawan zafin jiki na mai iya ƙara lalata. Sabili da haka, yana da matukar muhimmanci a tantance yawan zafin jiki na mai bayan wucewa da gwajin bisa ga ainihin yanayin kayan aikin, yanki-giciye da siffar.
Lokacin amfani da mai mai zafi don shafawa, don guje wa wuta sakamakon yawan zafin mai ya haifar ta hanyar shawo kan tanki mai yaki ya kamata a kusa da tanki mai. Bugu da kari, an gwada ingancin ƙimar mai a kai a kai, kuma sabon mai ya kamata a sake gina ko maye gurbinsu cikin lokaci.
-Auki zafin zafin: Wannan hanyar ta dace da karamin giciye-sashe na kayan aikin carbon da kuma mafi girma na kayan aiki bayan dumama na yanayin zafi da ƙudan zuma. Ta yadda ya dace yana kara yawan zafin jiki sannan kuma ya ci mai, sakamakon hardening da rage nakasar za a iya cimma. Lokacin amfani da wannan hanyar don Quench, ya kamata a kula don hana matsaloli kamar kuɗaɗen hatsi da rayuwar kayan aikin saboda haɓakar aikin zazzabi.
-Classification da Austempering: Lokacin da wuya wuya zai iya biyan bukatun ƙira, rarrabuwar hankali da kuma austering matsakaici na matsakaici mai zafi ya kamata a cika amfani da manufar rage ƙuruciya ta ragu. Wannan hanyar kuma tana da tasiri ga ƙarancin ƙarfi, ƙananan-ɓangaren ƙaramin ƙwayar ƙwayar ƙwayar ƙwayar ƙarfe, musamman chromium-dauke da karfe da kuma aiki na ƙarfe mai saurin rayuwa tare da karfin gwiwa. Classigfication na matsakaici mai zafi mai zafi da kuma hanyar sanyaya austempering sune hanyoyin quenching ga irin wannan ƙarfe. Hakanan, yana da tasiri ga waɗancan carbon stirbon da ƙananan abubuwa masu ɗorewa waɗanda ba sa buƙatar tsananin ƙarfi.
A lokacin da aka kashe tare da wanka mai zafi, ya kamata a kula da al'amuran da ke nan ga:
Da farko, lokacin da aka yi amfani da wanka mai don grading da isothalmal quenching, zazzabi ya kamata a sarrafa shi sosai don hana faruwar wuta.
Na biyu, lokacin da aka kashe tare da grades gishiri, ya kamata a sanye tankar kayan gishiri tare da kayan aikin da suka cancanta da na'urorin sanyaya ruwa. Don sauran tsawan kai, da fatan za a koma zuwa bayanin da ya dace, kuma ba zai maimaita su nan.
Na uku, zazzabi mai tsiro ya kamata a sarrafa shi sosai yayin kumburi mai faɗi. High ko ƙarancin zafin jiki ba zai iya samar da raguwar rage ƙuguwar ruwa ba. Bugu da kari, a lokacin Austami, hanyar rataye na kayan aikin ya kamata a zaɓi don hana ɓarna da ke haifar da nauyin aikin.
Na hudu, lokacin amfani da shishishi ko graded quenching ko gyaran zafi, da kayan aiki ya kamata a sami cikakken kayan aiki, kuma ya kamata ya zama mai sauri yayin aiki. Hana tasirin illa a kan ingancin kayan aikin.
Aikin sanyi: Aiki mai fasaha yayin aiwatar da sanyaya yana da tasiri sosai akan ƙudanar ƙuƙwalwa, musamman lokacin da aka yi amfani da matsakun ruwa ko matsakaicin matsi.
-Coritct shugabanci na quenching matsakaici shigarwa: Yawanci, daidaita daidaituwa ko elongated sanda-kamar ma'aikatar aiki ya kamata a sanya a tsaye ta lalata cikin matsakaici. Za'a iya kashe sassan asymmetric a wani kwana. Daidai hanya da nufin tabbatar da sanyaya sutura a dukkanin sassan, tare da wuraren sanyaya sanyaya suna shiga matsakaici, sassan sanyaya sanyaya. La'akari da yanayin aikin aiki da tasirinta akan saurin sanyi yana da mahimmanci a aikace.
-Ka kasancewar wuraren aiki a cikin matsakaici: Rage sassa ya kamata ya fuskanci matsakaiciyar matsakaici. Yakamata kayan talla da ke da nasaba da hanya mai kyau da daidaituwa a cikin matsakaici, rike karamin amplitude da motsi mai sauri. Don bakin ciki da elongated aiki, kwanciyar hankali yayin Quenching yana da mahimmanci. Guji juyawa da la'akari da amfani da clamps maimakon shinge na waya don mafi kyawun iko.
-Speed na quenching: Ya kamata a kashe ma'aikatu cikin sauri. Musamman don bakin ciki, sanda-kamar Workpie, sannu a hankali Quenching na iya haifar da ƙara rashin daidaituwa da bambance-bambance a cikin nakasassu tsakanin sassan sun quented a lokuta daban-daban.
-Controlled sanyaya: Don aikin aiki tare da mahimman bambance-bambance a cikin girman sashi-sashe, kare sassan cikin sauri tare da kayan Ashestos don rage yawan sanyaya da kuma yin sandar sanyinsu.
-Cooling lokaci cikin ruwa: DON WANKANCIN CIKIN SAUKI CIKIN SAUKI CIKIN SAUKI CIKIN SAUKI - KYAUTATA SAUKAR DA SUKE CIKIN Ruwa. Don aikin aiki da farko yana fama da rashin tsoro saboda matsanancin damuwa, haɓaka lokacinsu mai sanyi a cikin ruwa don rage nakasassu.
Gyara ta May Jiang daga Matuminum
Lokaci: Feb-21-2024
