Lokacin da yawancin mutane suka ji 'bangaren mashin ƙarfe', suna ɗaukar wani abu mai sheki, mai ƙarfi, kuma mai sauƙi don yin. Wannan shine kuskuren farko. Gaskiyar ita ce, bakin karfe iyali ne, ba abu ɗaya ba, kuma machining 304 duniya ce baya ga magance 316L ko, Allah ya kiyaye, 17-4 PH. Bangaren 'bakin-bakin' yana wawatar ku da tunanin cewa duk game da juriya ce ta lalata, amma a kan kantin sayar da kayayyaki, game da hardening aiki, sarrafa guntu, da sarrafa zafi. Na ga zane-zane da yawa sun shigo tare da ƙayyadaddun 'babba', kuma a nan ne ciwon kai ya fara. Dole ne ku yi tambaya, ko kuma kuna shirya tarkace.
The Material Maze: It's Never Just Stainless
Bari mu sami takamaiman. Makin Austenitic kamar 304 da 316 sune na gama-gari. Suna da gummi. Ba sa karya kwakwalwan kwamfuta da kyau; suna samar da dogayen kintinkiri masu kirtani waɗanda za su iya yin bulala, lalata ƙarshen, kuma haɗari ne na aminci. Ciyarwar ku da saurin ku dole ne su kasance daidai-jinkirin da yawa, kuma kuna aiki-taurara saman, yin wucewa ta gaba mai muni akan kayan aiki; da sauri sosai, kuma zaku iya toshe kayan ko ƙone abin da aka saka. Zaɓin sanyi da matsa lamba na aikace-aikacen sun zama mahimmanci. Na tuna da tarin gawarwakin bawul daga 316 inda muka yi tsalle a kan na'urar sanyaya mai ƙarfi ta cikin kayan aiki, muna tunanin mai sanyaya ruwa ya isa. Sakamakon? Gina gefen kowane sashe guda ɗaya, mummunan ƙarewa, kuma mako guda ya rasa sake yin komai. Darasi ne na mutunta halayen kayan.
Sannan kuna da maki-hardening hazo kamar 17-4 PH. Yin sarrafa shi a cikin yanayin da aka magance (Sharadi A) ba shi da kyau, amma idan ɓangaren yana buƙatar yin injin bayan tsufa zuwa H900 ko H1150, da gaske kuna yanke bazara. An kulle damuwa a ciki, kuma ɓangaren na iya motsawa sosai bayan an yanke. Don hadaddun bakin karfe machining part tare da m tolerances, kamar firikwensin gidaje don sararin samaniya, wannan yana nufin dole ne ka ci gaba da jerin: m, shekaru, sa'an nan gama inji. Wani lokaci ma dole ne ku bar ƙarin haja don wucewar tsaftar haske bayan tsufa don buga waɗancan kiraye-kirayen ɗabi'a ko tattara hankali. Ba kawai yin kwakwalwan kwamfuta ba; yana sarrafa dukkan tsarin ƙarfe.
Wannan shi ne inda haɗin gwiwa tare da kantin kafa da injina wanda ke samun cikakken yanayin rayuwa yana biya. Kamfanin kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), tare da shekaru ukun da suka gabata a cikin duka simintin gyare-gyare da kuma machining, yawanci wannan gasa a cikin tsarin su. Suna ba kawai shan block na mashaya stock; za su iya jefar da wani abu na kusa-net-siffa a cikin abin da ake kira cobalt gami da kammala shi a kan injin niƙa mai axis 5. Wannan haɗin kai yana tilasta fahimtar halayen kayan aiki daga narkakken ƙarfe zuwa ɓangaren ƙarshe, wanda yake da kima.
Rawar Kayan aiki: Fiye da Siyan Mafi kyawun Saka
Kowa yana son yin magana game da sabbin abubuwan da ake sakawa na carbide ko yumbu. Tabbas, suna da mahimmanci. Amma don inganci mai kyau bakin karfe machining part, joometry kayan aiki shine rabin yaƙin. Kuna buƙatar kaifi, madaidaiciyar kusurwar rake don yanki kayan maimakon tura shi, rage yanke ƙarfi da zafi. Amma wannan kaifi mai rauni. Ciniki ne akai-akai. Don kammalawa, za mu iya amfani da abin da aka saka na geometry don samun cewa Ra 0.8 mai kama da madubi a cikin wucewa ɗaya, amma saita shi yana buƙatar cikakken tsauri a cikin saitin - kowane mai magana kuma ya lalace.
Hana ramuka masu zurfi? Wannan wani mafarki ne. Matsakaicin juzu'i na jujjuyawar na iya haɗawa da waɗancan guntun igiyoyin igiya da ƙwace cikin bugun zuciya. Kusan koyaushe kuna buƙatar buƙatun sarewa na parabolic ko ma mafi kyau, m carbide coolant-ta hanyar drills. Farashin kowane kayan aiki ya fi girma, amma farashin kowane sashi mai kyau yana raguwa. Na koyi wannan hanya mai wuya akan gudu na tubalan hydraulic manifold. Mun yi ƙoƙarin yin ajiya akan kayan aiki tare da daidaitattun HSS-Co drills. Mun samu kashi uku kafin fashe-fashe ya lalata $500 mara komai. An canza zuwa rawar carbide mai dacewa tare da sanyaya ta-spindle, kuma mun gudanar da sauran sassa 50 ba tare da fitowar guda ɗaya ba. Farashin kayan aiki ya cancanta a cikin sa'a ta farko.
Kuma ba kayan aikin yankan karfe ba ne kawai. Yin aiki yana da mahimmanci. Bakin na iya zama m a kan ƙãre saman. Yin amfani da muƙamuƙi na ƙarfe kai tsaye a kan madaidaicin mashin ɗin zai bar alamomi. Kuna canzawa zuwa muƙamuƙin aluminium mai laushi, injina su a cikin wurin don kama bayanan ɓangaren daidai, ko amfani da muƙamuƙi na filastik marasa lalacewa. Yana ƙara lokacin saitin, amma ba za'a iya sasantawa ba don kayan kwalliya ko rufewa. Wannan hankali ga daki-daki yana raba ɓangaren da ke aiki daga ɓangaren da ke aiki daidai kuma ya yi kama da fasaha.
Daidaitaccen Paradox: Haƙuri da Gaskiya
Haƙuri mai ƙarfi akan bugu alƙawarin ne, amma injin, kayan aiki, kayan aiki, da zafin jiki na yanayi shine gaskiya. Riƙe ± 0.01mm akan 500mm dogon bakin karfe ƙirƙira firam ba kawai game da tsara CNC daidai ba. Bakin ƙarfe yana da mahimmin ƙima na faɗaɗa thermal. Idan kuna gudanar da aiki mai girma kuma shagon yana dumama da 'yan digiri daga safiya zuwa rana, ko kuma idan ba'a sarrafa yanayin sanyi ba, girman ku zai yi nisa. Dole ne ku rama, ko dai ta hanyar sarrafa tsari (shagon da ke sarrafa yanayi) ko ta hanyar wayo don barin zafi ya bazu tsakanin ayyuka.
Ga kamfani kamar QSY, wanda aikinsa ya taso daga injin turbine na zuba jari zuwa manyan weldi na injina, wannan gurasa ce ta yau da kullun. Dole ne su yi la'akari da sauƙi na danniya daga aikin simintin gyaran kafa kafin ma fara na'ura. Za a iya riƙe wani sashi zuwa kashi goma na millimita a yanayinsa na ƙarshe, amma idan ɗanyen simintin yana da damuwa na ciki, yanke mai nauyi na farko zai sake shi kuma ɓangaren zai yi murzawa kamar guntun dankalin turawa. Wani lokaci mafi mahimmancin mataki na inji shine farkon tashin hankali. Mataki ne wanda baya cire duk wani abu amma yana sa duk matakai na gaba su yiwu.
Ƙirar ƙarewar saman ƙasa wani yanki ne inda ka'idar ta haɗu da aiki. Kuna iya tsara matakan da suka dace da ƙimar ciyarwa, amma idan ƙwanƙwaran ku suna da ɗan wasa kaɗan, ko kuma idan mai riƙe da kayan aikinku bai daidaita ba, zaku sami jijjiga masu jituwa waɗanda ke barin alamu na bayyane. Cimma madaidaicin madubi na gamawa akan babban babban bakin karfe sau da yawa yana buƙatar mataki na gogewa na ƙarshe bayan CNC milling, wanda shine fasaha a kanta. Yana da wuya cikakken tsari mai sarrafa kansa daga billet zuwa akwati.
Lokacin da Al'amura suka yi kuskure: Darussan Tsokaci
Kasawa shine mafi kyawun malami, muddin kuna kula. Tun da farko, ina yin mashin ɗin jerin gwanon bakin karfe 304. Buga ya yi kira ga tashar zaren 1/4 NPT. Na buga shi akan CNC, yayi kyau. Mako guda bayan haka, taron ya ba da rahoton cewa zaren sun toshe kuma an kama su. Me ya faru? Bakin ƙarfe, musamman 304, yana da ɗabi'a ga gall lokacin da aka haɗa irin waɗannan karafa tare a ƙarƙashin matsin lamba. Maganin ba shine mafi kyawun zagayowar bugawa ba; yana ƙayyadad da wani man shafawa na zaren daban don haɗuwa ko ma canzawa zuwa wani kayan dacewa daban kamar tagulla don ɓangaren mating. Mashin ɗin ya kasance cikakke, amma ƙirar ƙira da taro bai cika ba.
Wani classic shine lalata. Kuna yin kyakkyawan sashi daga bakin karfe 316, yana wucewa gwajin feshin gishiri, amma abokin ciniki ya kira watanni shida bayan haka tare da tabo mai tsatsa. Sau da yawa, gurɓataccen ƙarfe ne. Idan kun ƙera ɓangaren bakin a kan lathe da aka yi amfani da shi a baya don ƙarfe na carbon, kuma ba a tsaftace muƙamuƙi ko kayan aiki da kyau ba, ƙananan barbashi na ƙarfe na ƙarfe za su iya shiga cikin bakin bakin. Wadannan barbashi sun yi tsatsa, suna sa bangaren bakin ya zama kamar ya gaza. Gyaran tsari ne: ƙaddamar da kayan aiki ko ƙaƙƙarfan ƙa'idodin tsaftacewa don ayyuka marasa ƙarfi. Yana da sauƙi, amma a kan babban kanti mai aiki, ana yin watsi da shi cikin sauƙi har sai ya biya ku abokin ciniki.
Waɗannan ba matsalolin tunani bane. Waɗannan cikakkun bayanai ne waɗanda ke tantance ko a bakin karfe machining part yayi nasara a fagen. Sau da yawa ana auna ƙwarewar mai siyarwa ba ta sabbin injinansu masu haske ba, amma ta lissafin kurakuran da suka yi a baya da kuma tsarin da suka gina don hana su. Aiki mai dadewa kamar wanda ke baya tsingtaocnc.com Babu makawa yana da wannan zurfin, bayan da aka kewaya komai daga simintin gyare-gyare zuwa ɓarna na ƙarshe sama da shekaru 30.
Babban Hoto: Daga Sashe zuwa Haɗin Bangaren
A ƙarshe, yana da kyau a tuna cewa ɓangaren injina da wuya ya wanzu a keɓe. Abu ne da ke cikin tsari. Wannan shine inda haɗin simintin gyare-gyare da ƙarfin injin ya zama babban fa'ida. Ɗauki gidan famfo. Kuna iya sarrafa shi gaba ɗaya daga ƙaƙƙarfan toshe na 316, amma kuna ɓata kashi 70% na kayan azaman kwakwalwan kwamfuta, kuma lokacin injin yana da girma. A madadin, zaku iya sa hannun jarin da ƙwararru kamar QSY ya jefa zuwa siffa ta kusa, tare da madaidaicin saman rufewa kawai, ramukan kulle, da tashoshin jiragen ruwa waɗanda ke buƙatar gama aikin injin. Lokacin jagorar na iya yin tsayi saboda tsarin ƙirar simintin gyare-gyare, amma amfani da kayan ya fi kyau, ɓangaren galibi yana da ingantaccen tsarin hatsi, kuma farashin ƙarshe na matsakaici zuwa babban kundin yana da ƙasa.
Wannan hanya tana buƙatar haɗin gwiwa mai zurfi tsakanin injiniyan ƙira da masana'anta tun farkon farawa. Za a iya ƙara daftarin kusurwa zuwa simintin gyaran kafa don sauƙaƙa sakin mold? Shin za mu iya ƙirƙira tsarin datum wanda ke kan simintin gyare-gyare kuma ana amfani da shi a duk lokacin aikin injiniya? Manufar ita ce zayyana duk tsarin masana'antu, ba kawai lissafi na ƙarshe ba. Ayyukan da suka fi gamsarwa shine lokacin da aka kawo mu a lokacin samfuri, kuma muna iya cewa, Idan kun tweak wannan kauri na bango kuma ku ƙara radius a nan, za mu iya jefa shi cikin aminci kuma mu rage lokacin injin da kashi 30%. Wannan shine lokacin da kuka ƙaura daga zama kantin injin zuwa zama abokin haɗin gwiwar masana'antu.
Don haka, lokacin da kake neman a bakin karfe machining part, ba kawai kuna siyan lokaci akan injin CNC ba. Kuna sayen fahimtar ƙarfe, ƙarfin kayan aiki, tasirin zafi, da haɗin tsarin. Bangaren da ya isa tashar jirgin ruwa shine sakamakon zahiri na ƙananan yanke shawara ɗari, gyare-gyare, da ɓangarorin gwaninta mai wahala. Haske shine kawai mataki na ƙarshe.
