Menene bambance-bambance tsakanin daidaitattun ƙirƙira bawuloli da bawul ɗin jefawa?
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Menene bambance-bambance tsakanin ƙirƙira da simintin bawul? Ana jefa bawul ɗin simintin simintin gyare-gyare a cikin bawul ɗin, madaidaicin matsi na simintin bawul ɗin gabaɗaya yana da ɗan ƙaramin ƙarfi (kamar PN16, PN25, PN40, amma kuma akwai matsi mai ƙarfi, zai iya zama 1500Lb, 2500Lb), caliber mafi yawan sun fi DN50. An ƙirƙira bawul ɗin ƙirƙira, gabaɗaya ana amfani da shi a cikin babban bututun bututun mai, madaidaicin ƙarami ne, gabaɗaya ƙasa da DN50.
Ana jefa bawul ɗin simintin simintin gyare-gyare a cikin bawul ɗin, madaidaicin matsi na simintin bawul ɗin gabaɗaya yana da ɗan ƙaramin ƙarfi (kamar PN16, PN25, PN40, amma kuma akwai matsi mai ƙarfi, zai iya zama 1500Lb, 2500Lb), caliber mafi yawan sun fi DN50. An ƙirƙira bawul ɗin ƙirƙira, gabaɗaya ana amfani da shi a cikin babban bututun bututun mai, madaidaicin ƙarami ne, gabaɗaya ƙasa da DN50.
A, yin wasan kwaikwayo
1, simintin gyare-gyare: shine don narke ƙarfe a cikin ruwa wanda ya dace da wasu buƙatu kuma a jefa shi cikin ƙirar, bayan sanyaya da ƙarfafawa, tsaftacewa da tsaftacewa don samun ƙayyadadden siffar, girman da aikin aikin simintin (sassa ko maras kyau). Fasaha na yau da kullun na masana'antar kera injuna.
2, simintin gyare-gyare na ƙananan farashi, don siffa mai rikitarwa, musamman tare da sassan rami mai rikitarwa, ƙarin na iya nuna tattalin arzikinta; A lokaci guda, yana da fa'ida daidaitawa da ingantattun kaddarorin inji.
3, amma simintin samar da ake bukata kayan (kamar karfe, itace, man fetur, gyare-gyaren kayan, da dai sauransu) da kuma kayan aiki (kamar karfe tanderu, yashi hadawa inji, gyare-gyaren inji, core yin inji, yashi fadowa inji, harbi ayukan iska mai ƙarfi inji, simintin gyare-gyaren inji, simintin gyaran kafa). farantin ƙarfe, da sauransu) ƙari, kuma zai haifar da ƙura, gas mai cutarwa da hayaniya da gurɓataccen yanayi.
4. Simintin gyare-gyare na ɗaya daga cikin farkon matakan aiki na zafi na ƙarfe wanda ɗan adam ya ƙware, yana da tarihin kusan shekaru 6000. A cikin 200 AD, simintin kwadin jan ƙarfe ya bayyana a Mesopotamiya. Tsakanin karni na 13 BC zuwa karni na 1 miladiyya, kasar Sin ta shiga zamanin da ake yin wasan tagulla, kuma sana'ar ta kai wani matsayi mai kyau. Misali, filin simuwu mai nauyin kilogiram 875 a daular Shang, da farantin Yi Zun na Marquis Zeng a lokacin yakin Jihohi, da madubin diopter na Daular Han ta Yamma, sun kasance shahararrun kayayyakin da aka yi a zamanin da. Tukwane na farko ya yi tasiri sosai a cikin simintin gyare-gyare, kuma yawancin simintin kayan aiki ne ko kayan aiki a cikin aikin noma, addini da rayuwa, masu launukan fasaha masu ƙarfi. A shekara ta 513 BC, kasar Sin ta samar da simintin simintin gyare-gyare na farko a duniya - ding simintin da kasar Jin ya yi (kimanin kilogiram 270). Kusan karni na 8, Turai ta fara samar da baƙin ƙarfe. Bayan juyin juya halin masana'antu na karni na 18, simintin gyare-gyare ya shiga wani sabon lokaci na hidima ga manyan masana'antu. A cikin karni na 20th, saurin haɓakar simintin gyare-gyare, ya haɓaka baƙin ƙarfe na nodular, baƙin ƙarfe malleable, carbon bakin karfe da jan ƙarfe aluminum, silicon silicon, aluminum magnesium gami, titanium tushe, nickel tushe gami da sauran simintin ƙarfe kayan, da haɓaka sabon tsari don maganin launin toka simintin kiwo. Bayan 50's, akwai rigar yashi babban matsi tallan kayan kawa, sinadaran hardening yashi tallan kayan kawa da core yin, mummunan matsa lamba modeling da sauran musamman simintin gyaran kafa, harbi ayukan iska mai ƙarfi da sauran sabbin fasahohi.
5, akwai nau'o'in simintin gyare-gyare da yawa, bisa ga hanyar ƙirar ƙirar al'ada an raba su zuwa: (1) simintin yashi na yau da kullun, gami da yashi rigar, yashi busassun da nau'in yashi mai taurin sinadaran 3. cikin yashi ma'adinai na halitta a matsayin babban kayan kwalliyar kayan kwalliya na musamman (misali, jefa hannun jari, suttura matsin lamba, da ƙarfe a matsayin babban kayan mold ɗin na musamman. kamar simintin gyare-gyaren ƙarfe, simintin matsi, ci gaba da yin simintin, ƙananan simintin simintin, simintin centrifugal, da sauransu).
6, simintin gyaran kafa yawanci ya haɗa da: (1) simintin gyare-gyare (kwantena) yana sanya ruwa mai ƙarfi simintin simintin gyare-gyaren simintin gyare-gyaren simintin gyare-gyare, za a iya raba simintin bisa ga kayan zuwa ƙera yashi, ƙarfe, yumbu, laka, graphite, da dai sauransu, za a iya raba ta hanyar amfani da nau'in yarwa. , Rabin kuma yana dadewa na dogon lokaci, ribobi da fursunoni na shirye-shiryen mold shine babban abubuwan da ke tasiri ingancin simintin; (2) narkewa da simintin gyare-gyaren ƙarfe na simintin gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyaren gyare-gyare) sun fi dacewa da baƙin ƙarfe. Simintin gyaran kafa da dubawa, simintin gyaran kafa ciki har da mold core da simintin gyaran fuska waje jikin waje, kau da zuba riser, shebur nika burr da kabu da sauran protrusions da zafi magani, filastik, tsatsa magani da m aiki.
Na biyu, ƙirƙira
1, ƙirƙira: shine amfani da injunan ƙirƙira don matsa lamba akan billet ɗin ƙarfe, ta yadda zai samar da nakasar filastik don samun takamaiman kayan aikin injiniya, takamaiman tsari da girman hanyar sarrafa ƙirƙira.
2. Daya daga cikin manyan sassa biyu na ƙirƙira. Ta hanyar ƙirƙira na iya kawar da sako-sako da yanayin ƙarfe, ramukan walda, kayan aikin injuna na ƙirƙira sun fi simintin gyare-gyare iri ɗaya. Ana amfani da ƙirƙira mafi yawa don mahimman sassa tare da babban nauyi da yanayin aiki mai tsanani, sai dai farantin mai sauƙi, bayanin martaba ko sassan walda waɗanda za a iya mirgina.
3, ƙirƙira bisa ga hanyar ƙirƙira za a iya raba su zuwa: ① buɗaɗɗen ƙirƙira (ƙirƙirar kyauta). Yin amfani da ƙarfin tasiri ko matsa lamba don yin ƙarfe a cikin babba da ƙananan ƙarfe biyu na baƙin ƙarfe (anvil block) nakasar don samun abubuwan ƙirƙira da ake buƙata, galibi ƙirƙira ta hannu da ƙirƙira injiniyoyi biyu. (2) Rufe jabu. Za a iya raba ƙirƙira zuwa ƙirƙirar mutuwa, taken sanyi, ƙirƙira rotary, extrusion da sauransu. A cewar nakasar zafin jiki ƙirƙira za a iya raba zafi forging (aiki zafin jiki ne mafi girma daga recrystallization zafin jiki na billet karfe), dumi ƙirƙira (ƙasa da recrystallization zazzabi) da sanyi ƙirƙira (daki zazzabi).
4, kayan ƙirƙira sune yafi carbon karfe da gami karfe na sassa daban-daban, sannan aluminium, magnesium, titanium, jan karfe da gami da su. Asalin yanayin kayan shine mashaya, ingot, foda na ƙarfe da ƙarfe na ruwa. Matsakaicin yanki na sashin giciye na ƙarfe kafin nakasawa zuwa yanki na mutuwa bayan nakasa ana kiransa rabon ƙirƙira. Zaɓin daidaitaccen rabon ƙirƙira yana da babban tasiri akan haɓaka ingancin samfur da rage farashi.
Gane simintin gyare-gyare da ƙirƙira
1, tsarin shimfidar ɗigon ƙirƙira mai kyau na ƙirƙira, saman simintin ya kamata ya zama mai kauri, kuma mashin ɗin injin ɗin ya zama mai haske.
2, Sashin ƙarfe na simintin launin toka mai launin toka, da sashin ƙarfe na jabu mai haske.
3. Saurari sauti, ƙirƙira tana da yawa, sautin a bayyane yake bayan busa, kuma sautin simintin ba shi da kyau.
4, tare da niƙa don ganin tartsatsi guda biyu tare da daban-daban (fari mai haske) da sauransu.
Lokacin aikawa: Yuli-16-2022
