Lokacin da yawancin jama'a suka ji 'simintin yashi' masana'antu, suna yin hoton ƙazanta, hanya mai ƙarfi don yin sassan ƙarfe. Wannan shine kuskuren farko. Ba wai kawai zubar da ƙarfe ba ne a cikin rami mai yashi. Haqiqa sana'a ita ce sarrafa masu canji da kowa ke kau da kai - 'ƙarfin kore' na cakuda yashi, iskar iskar gas da ba za ku iya gani ba, ƙarancin zafi yayin ƙarfafawa wanda babu wanda yayi magana game da shi a cikin ƙasidu masu haske. Na ga ayyuka da yawa sun gaza saboda sun ɗauki yashi a matsayin wani akwati ne kawai, ba mai shiga tsakani a cikin aikin ba.
Gidauniyar: Duk Game da Yashi ne (Kuma Ba haka bane)
Bari mu daidaita wannan. 'Yashi' a cikin simintin yashi masana'antu kayan aikin injiniya ne. Yashi silica na kowa ne, tabbas, amma tsarin ɗaure shine inda sihiri ko wahala ke faruwa. Clay- bonded (kore yashi) yana da sauri kuma mai arha ga babban ƙarfin aiki kamar tubalan injin, amma ga rukunin famfo mai rikitarwa tare da sassan bakin ciki? Kuna iya zama mafi kyau tare da tsarin haɗin gwiwar guduro kamar furan ko phenolic. Zaɓin yana ƙayyadad da komai - ƙarewar saman ƙasa, daidaiton girma, yadda yashi ke rushewa cikin sauƙi bayan ya zubo don guje wa tsagewar zafi. Na tuna wani aiki na bangaren akwatin gear marine inda muka makale da daidaitaccen koren yashi don farashi. Sakamakon? Lalacewar jijiya mai jujjuyawa akan tashoshi na ciki. Mun canza zuwa yashi zircon tare da takamaiman guduro mai kara kuzari, an warware matsalar, amma farashin kowane mold yayi tsalle. Wannan shine ci gaba da ciniki.
Wani daki-daki: sake dawowa yashi. Ba wai kawai game da zama kore ba; tattalin arziki ne da daidaito. Yashin da aka dawo da shi yana nuna hali daban. Hatsi suna zagaye, tara tara. Idan baku saka idanu akan LOI (Asara akan ƙonewa) kuma kuna daidaita abubuwan da kuke ɗaure ku ba, ƙarfin ƙirar ku ya zama wasan zato. Mun koyi wannan hanya mai wuya bayan mako guda da samar da cikakkun gyare-gyare waɗanda suka ruguje yayin sarrafawa. Mai laifi? Yawan yashin da aka kwato ya yi sama da yawa ba tare da daidaita tsarin tsari ba.
Wannan shine inda samun abokin tarayya mai zurfin ilimin abin duniya ya shafi al'amura. Kamfanin kamar Qingdao Qiangsenyuan Technology Co., Ltd. (QSY), tare da shekaru 30 na yin wasan kwaikwayo, za su sami wannan nan da nan. Suna aiki a kan gyare-gyaren harsashi, saka hannun jari, da simintin yashi, don haka suna fahimtar kaddarorin kafofin watsa labaru daban-daban a zahiri. Ba wai kawai game da ɗaukar hanya ba; game da sanin wane tsarin yashi ne ya dace da gami da ma'auni. Misali, jikin bawul ɗin bakin karfe wanda ke buƙatar juriya mai ƙarfi na iya buƙatar resin furan mai ƙarancin nitrogen don hana faɗuwar ƙasa, ƙayyadaddun shago na gabaɗaya na iya ɓacewa.
Tsarin & Ƙaunar Sauƙi
Kowa ya maida hankali akan karfe. Tsarin sau da yawa wani tunani ne, wanda kuskure ne mai mahimmanci. Don simintin yashi, kayan ƙirar, daftarin, da ƙarewa sune mahimmanci. Tsarin itace yana da kyau don samfuri ko gajeriyar gudu, amma don ci gaba da samarwa, ƙarfe ko ƙarfafa epoxy ya zama dole. Sawa da tsagewa akan tsarin itace yana canza girma a hankali akan lokaci, kuma ba zato ba tsammani kaurin bangon simintin ku ya ƙare.
Sannan akwai daftarin aiki. Littafin karatu ya ce digiri 1-3. Gaskiya ta fi muni. Aljihu masu zurfi na iya buƙatar ƙarin. Fuskokin rubutu na iya buƙatar ƙarin. Mun taɓa samun tsari don yanki na kayan gini na ado tare da ƙirar ribbed a tsaye. Daftarin littafin bai wadatar ba; yashi ya ci gaba da tsage yayin zanen zane. Dole ne mu ƙara daftarin, wanda ya ɗan canza bayanin martaba, yana buƙatar tuntuɓar farko tare da abokin ciniki na ƙarshe. It’s these on-the-fly judgments that separate a workable casting from a scrap one.
Samfurin kuma yana da alaƙa da injina. Kyakkyawan tushe yana tunani gaba. Idan kuna yin gidaje na injin turbine wanda daga baya zai buƙaci madaidaicin CNC mai ban sha'awa, kuna buƙatar barin isassun alawus ɗin hannun jari mai daidaituwa akan simintin. Anan ne aikin haɗin gwiwa yana nuna ƙimarsa. A QSY, alal misali, ƙarfin injin ɗinsu na CNC na gida yana nufin za su iya ba da amsa kai tsaye daga matakin machining zuwa shagon ƙirar: Muna ci gaba da buga wurare masu wuya a nan akan flange, muna buƙatar daidaita simintin sanyaya ko ƙara sanyi ga ƙirar. Wannan rufaffiyar madauki shine ƙurar zinariya don daidaiton girma.
Zubawa: Hargitsi Mai Sarrafa ku
Wannan shine lokacin gaskiya. Narkar da sinadarai dole ne ya zama daidai-deoxidized yadda ya kamata, zafin jiki a cikin madaidaicin taga. Yayi zafi sosai, kuma kuna samun wuce gona da iri a cikin yashi, yana lalata saman. Yayi sanyi sosai, kuma kuna samun rashin fahimta. Amma mafi girma, sau da yawa shiru, kisa shine tashin hankali. Kuna son cika laminar. Rafi mai hargitsi yana haifar da iska da slag, yana haifar da haɗawa cikin zurfafa a cikin simintin gyare-gyare inda ba za ku iya ganin su ba har sai ya gaza a gwajin matsa lamba.
Tsarin tsarin gating ya fi fasaha fiye da kimiyya. Na ga ƙirar CAD da aka tsara da kyau don ƙofofi da masu tashi waɗanda suka yi muni. Me yasa? Software na simintin ya ɗauki ingantattun yanayi. A hakikanin gaskiya, yashi ya kashe, ko kuma ba a cika kwandon da ake zubawa ba. Mun taɓa kwafin ƙirar gating daga ɓangaren ƙarfe mai girman irin wannan don babban aikin gami da nickel. Garin yana da nau'ikan ruwa daban-daban da halaye masu ƙarfi. Sakamakon ya kasance raguwar porosity a cibiyar thermal. Dole ne mu sake fasalin hawan, mai da shi ya fi girma da kuma amfani da hannayen riga don kiyaye shi ya dade. Ya yi aiki, amma ya kasance darasi na rashin kula da duk karafa iri ɗaya.
Wannan lokaci shine inda allo na musamman ke gwada ku. Kwarewar QSY tare da cobalt da abubuwan haɗin nickel sun dace anan. Wadannan gami sau da yawa suna da manyan abubuwan narkewa da kunkuntar matakan ƙarfafawa. Suna da saurin yagewa idan ƙirar ta yi tsauri sosai. Rushewar tsarin yashin ku bayan zuba ya zama mai mahimmanci kamar ƙarfinsa kafin zuba. Daidaitaccen ma'auni ne kawai kuna koya daga sarrafa waɗannan kayan akai-akai.
Shakeout, Tsaftacewa, da Kuɗin Hidden ku
Bayan simintin ya huce, ana girgiza shi. Wannan ga alama a tsaye. Amma m shakeout zai iya haifar da lalacewar inji ga m simintin gyaran kafa. Ana buƙatar cire ƙofofin da masu tashi. Don manyan karafa ko bakin karfe, wannan galibi yana nufin yankan plasma ko sawing abrasive, ba kawai bugun guduma mai sauƙi ba.
Sa'an nan kuma tsaftacewa - mafi yawan aiki da rashin tsada na tsarin. Yashi mai fashewa don cire kone-kone akan yashi. Nika zuwa santsin layin rabuwa da lambobi masu ciyarwa. Wannan shi ne inda lahani na saman ke bayyana: haɗawar yashi, ramukan gas, rufewar sanyi. Kudin sake yin aiki a nan na iya kashe tazarar aikin. Tsarin tsari mai kyau tare da sarrafa yashi mai kyau yana rage girman wannan, amma ba ze zama sifili ba. Na shafe kwanaki tare da injin niƙa da na'urar gyaran walda tana ƙoƙarin ceto ɗimbin simintin gyare-gyare waɗanda ke da busa daga ƙasa, kuskuren da ya samo asali daga yashi mai yawa.
Wannan lokaci na simintin gyare-gyare shine dalilin da ya sa haɗin gwiwa tare da kayan aikin da ke da injina a cikin gida shine fa'idar dabara. Dauki bangaren da aka ambata akan Yanar Gizo na QSY (https://www.tsingtaocnc.com). Idan suna samar da wani bakin karfe famfo casing via yashi simintin gyare-gyare, za su iya matsar da shi kai tsaye zuwa ga CNC inji for flange fuskantar, aron kusa rami hakowa, da kuma hatimi saman karewa. Wannan yana kawar da kayan aiki, yana sarrafa simintin gyaran kafa a hankali (sun san rauninsa), kuma yana tabbatar da mutunta alawus ɗin injin. Madaidaicin martani yana nan take.
Lokacin Yin Yashi Shine (Kuma Ba) Amsa ba ku
Simintin yashi masana'antu ya yi fice a matsakaici zuwa manyan sassa, a matsakaita zuwa babban juzu'i, inda lissafin lissafi ke da ɗan buɗewa kuma ana sarrafa sarƙaƙƙiya na ciki da murhu. Yana da ban mamaki ga sansanonin injina masu nauyi, manyan jikunan bawul, gidajen famfo. Farashin kayan aikin sa (samfurin) ya yi ƙasa da ƙera na dindindin ko jefar da simintin, yana mai da shi ga gajeriyar gudu.
Amma ba shine amsar komai ba. Idan kuna buƙatar filaye masu santsi, matsananciyar juzu'in simintin simintin gyare-gyare a ƙasa IT13, ko bangon bakin ciki sosai (ƙasa da 3mm don ƙarfe na ƙarfe), kuna matsawa da yanayin sa. Wannan shine lokacin da kuka kalli simintin gyare-gyaren harsashi (mafi kyawun gamawa, mai kyau don tsaka-tsakin tsaka-tsaki) ko simintin saka hannun jari (don rikitattun siffofi, kyakkyawan gamawa). ƙwararren mai siyarwa ba kawai yana sayar da tsari ɗaya ba. Su yi muku nasiha. Duban fayil ɗin QSY, wanda ya ƙunshi harsashi, saka hannun jari, da simintin yashi, an saita su don yin wannan kiran da gaske. Wataƙila za su ba da shawarar yin simintin yashi don ƙaƙƙarfan kaya mai ƙaƙƙarfar kaya mara kyau amma za su kai ku zuwa simintin saka hannun jari don haɗaɗɗiyar impelan mai murɗaɗɗen ruwan wukake.
Da gaske takeaway? Yin simintin yashi masana'antu fasaha ce mai zurfi, tsari mai arziƙi mai sauye-sauye da ke ƙanƙantar da shi azaman mai sauƙi. Nasarar ta ta'allaka ne a cikin mutunta yashi, ƙware a ƙirƙira, sarrafa zubowa, da samun tabbataccen hanya don sarrafa simintin gyare-gyare. Ba wanda ya ƙare ba; kayan aiki ne na asali wanda, idan aka yi amfani da shi tare da fahimta da zurfin ilimi mai amfani, yana samar da ingantattun abubuwa masu ƙarfi da tsada. Shagunan da ke bunƙasa su ne waɗanda ke ganin dukan sarkar, tun daga tulin yashi zuwa ɓangaren da aka gama, a matsayin tsarin haɗin gwiwa. Wannan shine bambanci tsakanin yin simintin gyare-gyare da yin abin dogaro.
