1. Gabatar da bututun ƙarfe mara nauyi
Bututun ƙarfe mara nauyi nau'i ne na madauwari, murabba'i, ƙarfe mai murabba'i, mai raɗaɗi kuma babu haɗin gwiwa a kusa. An yi bututun ƙarfe mara ƙarfi da ƙarfe ingot ko ƙaƙƙarfan bututu mara kyau wanda aka ratsa cikin bututun ulu, sannan ana yin shi ta hanyar birgima mai zafi, jujjuyawar sanyi ko zane mai sanyi. Sumul karfe bututu yana da wani m sashe, babban adadin amfani da isar ruwa bututu, karfe bututu da zagaye karfe da sauran m karfe, a lankwasawa da torsional ƙarfi a lokaci guda, haske nauyi, wani nau'i ne na tattalin arziki sashe na karfe, yadu amfani a yi na structural sassa da inji sassa, kamar man hako karfe scaffolding.
2. Tarihin ci gaban bututun ƙarfe mara nauyi
Samar da bututun ƙarfe mara ƙarfi yana da tarihin kusan shekaru 100. 'Yan'uwan Manisman na Jamus sun fara ƙirƙira na'ura mai tsayi mai tsayi biyu a 1885, da kuma ƙirƙira na'ura mai jujjuyawa na lokaci-lokaci a cikin 1891. A cikin 1903, RCStiefel na Swiss ya ƙirƙira na'ura mai jujjuya bututu ta atomatik (wanda kuma aka sani da saman bututun mirgina na'ura), kuma daga baya ya bayyana ci gaba da na'ura mai jujjuya bututu da injin bututun ƙarfe na zamani fara samar da injin bututun ƙarfe na zamani. A cikin shekarun 1930, an inganta nau'ikan ingancin bututun ƙarfe ta hanyar ɗaukar na'ura mai jujjuya bututu mai hawa uku, na'ura mai cirewa da na'urar mirgina bututu na lokaci-lokaci. A cikin 1960s, saboda inganta ci gaba da bututu mirgina na'ura, da fitowan na uku-yi perforator, musamman aikace-aikace na tashin hankali rage inji da kuma ci gaba da jefa billet nasara, inganta samar da inganci, inganta m bututu da welded bututu iya aiki. A cikin 70's sumul bututu da welded bututu ne abreast, duniya karfe bututu fitarwa a wani kudi na fiye da 5% a kowace shekara. Tun daga shekarar 1953, kasar Sin ta mai da hankali sosai kan bunkasa masana'antar bututun karafa, kuma da farko ta kafa tsarin kera manyan bututu, matsakaita da kanana daban-daban. Hakanan ana yawan amfani da bututun jan ƙarfe ingot giciye - jujjuyawa mai jujjuyawa, jujjuyawar bututun niƙa, tsarin zane na coil.
3. Amfani da rarraba bututun ƙarfe mara nauyi
Amfani:
Sumul karfe bututu ne wani nau'i na tattalin arziki giciye-sashe karfe, yana da matukar muhimmanci matsayi a cikin tattalin arzikin kasa, yadu amfani a cikin man fetur, sinadarai masana'antu, tukunyar jirgi, tashar wutar lantarki, jirgin ruwa, inji masana'antu, mota, jirgin sama, aerospace, makamashi, geology, gini da soja da sauran sassa.
Rabewa:
(1) Dangane da siffar sashe, an raba shi zuwa bututun sashin madauwari da bututun sashi na musamman
(2) Bisa ga kayan: carbon karfe bututu, gami karfe bututu, bakin karfe bututu, hada da bututu
(3) Dangane da yanayin haɗin gwiwa: bututu mai haɗaɗɗiya, bututu mai walda
(4) Bisa ga samar da hanya: zafi mirgina (extrusion, saman, fadada) bututu, sanyi mirgina (zane) bututu
(5) ta hanyar amfani da: tukunyar jirgi, bututun rijiyar mai, bututun bututu, bututun tsari, bututun taki na sinadarai……
4, sumul karfe bututu samar tsari
① Babban samar da tsari (babban dubawa tsari) na zafi birgima sumul karfe bututu:
Shiri da duba bututu mara kyau → dumama bututu → perforation → Mirgine bututu → sake dumama bututu a cikin sharar gida → gyara (rage) diamita → maganin zafi → daidaita bututu → gamawa → dubawa (marasa lalacewa, jiki da sinadarai, duba tebur) → ajiya
② Cold birgima (zane) karfe bututu babban tsari na samarwa
Shirye-shirye mara kyau → man shafawa → mirgina sanyi (zane) → maganin zafi → daidaitawa → gamawa → dubawa.
5. The samar tsari kwarara ginshiƙi na zafi-birgima sumul karfe bututu ne kamar haka:
Lokacin aikawa: Maris 13-2023
