Zane a walda gwajin kayan aiki ba game da bolting sassa tare da fatan samun daidaiton sakamako ba. Yana da game da haɓaka haɓakar niyya ta injiniyan ku-inda kowane saman, fil, da ƙarfi ke fassara kai tsaye zuwa ingancin walda mai maimaituwa, kwanciyar hankali, da amincin dubawa. A Botou Haijun Metal Products Co., Ltd., mun gina al'ada sama da 270 kayan gwajin walda don masu samar da kera motoci na Tier-1, OEM kayan aikin noma, da masu haɗa kayan aikin masana'antu. A kowane yanayi, gazawar magance mahimman abubuwan ƙira ya haifar da ɗaya ko fiye na waɗannan sakamakon: rigunan walda mara kyau, fasfo / gazawar karatun karya yayin tabbatarwa, ko sake yin aiki mai tsada bayan ƙaddamar da samarwa.
Anga Sashe-Ba Kawai Rike Shi ba
Yawancin ƙungiyoyi suna farawa da dabarun ɗaure-amma wannan baya baya ne. Da farko, ayyana tsarin datum ta amfani da filaye masu aiki na ɓangaren: flange mai hawa, shugabar mating, ko ƙirar rami mai mahimmanci wanda ke bayyana yadda ɓangaren ya dace a taron ƙarshe. Muna amfani da wurin gano maki uku akan mahimman bayanai na farko, ba sau huɗu ba—saboda maki huɗu suna haifar da ɓarna a cikin ƙananan ma'auni. Don madaidaicin sashi wanda aka yi daga karfe 2.0 mm mai sanyi mai birgima, mun ƙididdige fitilun dowel masu tauri tare da juriya na diamita ± 0.005 mm, danna-daidai cikin bushings na ƙasa waɗanda ke zaune a cikin faranti na asali na aluminum 6061-T6. Me yasa aluminum? Yana yin injuna cikin tsafta, yana lalata girgiza yayin waldawar mutum-mutumi, kuma yana yin nauyi 60% kasa da karfe don sarrafa ma'aikata. Muna guje wa sansanonin simintin ƙarfe sai dai idan ana buƙatar taro mai zafi don gwaji mai tsayi-raguwar sa yana haifar da ƙananan karaya kusa da ramukan da aka taɓa taɓawa bayan sake zagayowar motsi.
Sarrafa Ci gaban Zafi-Kafin Arc na Farko ya Buge
Welding yana haifar da yanayin zafi har zuwa 1500 ° C. Wannan makamashi ba ya ɓacewa - yana ƙaura. Ba a tantance shi ba, yana karkatar da masu gano kayan aiki, yana canza matsayi zuwa 0.08 mm, kuma yana lalata kowane ma'auni na gaba. Gyaran mu: dabarar abubuwan da ake sakawa na jan ƙarfe a wuraren kusancin walda. Ƙarƙashin zafi na Copper (401 W/m·K) yana jan zafi sau biyar da sauri fiye da aluminum. Mun embed OFHC jan tubalan kai tsaye a ƙarƙashin weld gidajen abinci, anchored da M4 hula sukurori da kuma ware daga babban tsarin ta amfani da 0.5 mm PTFE shims. Wannan ba ka'ida ba ne - mun auna 32% ƙananan raƙuman zafi a cikin gwaje-gwajen juriya na 120 tare da duk kayan aikin aluminium. Bonus: Halin rashin maganadisu na jan karfe yana hana tsangwama a lokacin tabbatar da TIG.
Gina don Tabbatarwa-Ba kawai Amfani ba
A walda gwajin kayan aiki dole ne ya tabbatar da ingancinsa. Kowane ƙira ya haɗa da ginanniyar fasalulluka na tabbatarwa: madaidaicin filayen tunani (Ra ≤ 0.4 µm), maƙasudin yanki mai isa ga CMM a maɓalli na GD&T, da sandunan daidaitawa masu cirewa waɗanda za a iya gano su zuwa ma'auni na NIST. Wani abokin ciniki ya dage akan "babu ƙarin ramuka" - don haka mun kera Ø6.35 mm recesses recesses zuwa wuraren gano wuri maimakon. Waɗannan suna karɓar daidaitaccen salon CMM ba tare da adaftan ba kuma suna tsira 10,000+ zagayowar dubawa. Har ila yau, muna haɗa sassan samun damar shiga cikin sauri a kan shingen gage na ciki, barin masu aiki su tabbatar da tsayin mai ganowa a cikin daƙiƙa 90 - ba mintuna 20 ba yana wargaza taron gabaɗaya. Idan ba za ku iya auna amincin kayan aiki da sauri fiye da yadda kuke duba sashin ba, kuna dogara ga sa'a, ba bayanai ba.
Match Fixture Rigidity to Your Process — Ba kasafin ku ba
Rigidity ba game da kauri ba ne - kusan lokacin rarraba inertia ne. Farantin karfe mai kauri mm 30 yana da ƙarfi har sai kun ƙara hannun cantivered na mm 120 don samun damar wutar lantarki. Sa'an nan karkacewa ya kai 0.12 mm a ƙarƙashin 45 N na ƙarfin walda. Maganin mu: gina jiki. Babban tushe = 25 mm lokacin farin ciki 7075-T6 aluminum (ƙarfin ƙarfi-zuwa nauyi). Mahimman hanyoyin ganowa = bakin karfe 304 tube (ƙarfin samar da 505 MPa). Layin haɗin gwiwa yana amfani da epoxy mai darajar sararin sama tare da 0.05 mm tazarar sarrafawa - an tabbatar ta hanyar duban bugun bugun jini-echo. Wannan yana ba da 2.3 × mafi girman ƙarfin torsional fiye da aluminium monolithic a 18% ƙananan nauyi. Muna inganta kowane ƙira tare da binciken tsarin FEA wanda ke niyya da mitar farko ta dabi'a> 120 Hz - sama da jeri na walda na yau da kullun. Babu resonance. Babu tuƙi. Babu uzuri.
Kowanne walda gwajin kayan aiki muna isar da jiragen ruwa tare da cikakken fakitin awoyi: rahoton CMM da aka gina kamar yadda aka gina, lanƙwan zafin zafi, da binciken maimaita maimaitawa a tsakanin masu aiki uku da sauyi biyu. Saboda daidaito ba da'awar takaddun takamaiman ba - shine abin da ke tsira daga amfani da duniyar gaske. Botou Haijun Metal Products Co., Ltd. yana gina gyare-gyaren injiniyoyin dogara lokacin da farashin kayan ya wuce $1,200 kowane gungu na weld mara kyau. Idan halin yanzu walda gwajin kayan aiki yana buƙatar sake daidaitawa na yau da kullun ko ya gaza yin binciken GD&T bayan zagayowar 500, kuskuren baya cikin tsarin ku-yana cikin tushe. Fara can.
