Gyaran gashi abu ne da aka saba yi a fannin samar da kayayyakin roba. Hanyoyin gyaran gashi sun haɗa da gyaran gashi da hannu, niƙawa, yankewa, gyaran gashi mai kauri, da kuma ƙirƙirar mold mara walƙiya, da sauransu. Masu kera za su iya zaɓar hanyar gyaran gashi da ta dace bisa ga buƙatun ingancin kayayyakin da yanayin samarwarsu.
Gyara da hannu
Gyaran hannu wata hanya ce ta dashen roba ta da, wadda ta ƙunshi yin naushi da yanke gefen roba ta amfani da naushi, almakashi, da kayan aikin gogewa. Inganci da saurin kayayyakin roba da aka gyara da hannu na iya bambanta daga mutum zuwa mutum. Ana buƙatar cewa girman samfuran bayan gyarawa dole ne ya cika buƙatun zane-zanen samfurin, kuma bai kamata a sami ƙage, yankewa, ko nakasa ba. Kafin a gyara, ya zama dole a fahimci yankin yankewa da buƙatun fasaha, da kuma ƙware kan hanyoyin yankewa da kuma amfani da kayan aiki yadda ya kamata.
A fannin samar da sassan roba, yawancin ayyukan gyaran gashi ana yin su ne ta hanyoyi daban-daban na aikin hannu. Saboda ƙarancin ingancin aikin gyaran gashi da hannu, sau da yawa yana da mahimmanci a jawo hankalin mutane da yawa don gyaran gashi, musamman lokacin da ayyukan samarwa suka taru. Wannan ba wai kawai yana shafar tsarin aiki ba ne, har ma yana lalata ingancin kayayyakin.
Gyaran Inji
Gyaran inji ya ƙunshi naushi, niƙa da keken niƙa, da kuma gyaran ruwan wukake mai zagaye, waɗanda suka dace da takamaiman samfura waɗanda ba su da takamaiman buƙatu. A halin yanzu hanya ce ta gyarawa ta zamani.
1) Gyaran naushin inji ya ƙunshi amfani da injin matsewa da kuma naushin ko kuma manne don cire gefen robar samfurin. Wannan hanyar ta dace da kayayyaki da gefunan robar da za a iya sanyawa a kan farantin manne ko manne, kamar matse kwalba, kwano na roba, da sauransu. Ga samfuran da ke da yawan roba da ƙarancin tauri, galibi ana amfani da hanyar tasiri don rage gefunan, wanda zai iya rage rashin daidaito da kuma raguwar yanayin gefen da ke faruwa sakamakon sassauƙan samfurin bayan yankewa. Ga samfuran da ke da ƙarancin roba da kuma yawan tauri, ana iya amfani da hanyar amfani da manne mai yankewa kai tsaye. Bugu da ƙari, ana iya raba naushin zuwa naushin sanyi da kuma naushin zafi. Nanne mai sanyi yana nufin naushin a zafin ɗaki, wanda ke buƙatar matsin lamba mafi girma da kuma ingancin naushin. Nanne mai zafi yana nufin naushin a zafin jiki mafi girma, kuma yana da mahimmanci a guji tsawaita hulɗa da samfurin a yanayin zafi mai yawa, wanda zai iya shafar ingancin samfurin.
2) Gyaran yankan inji ya dace da rage manyan kayayyaki kuma yana amfani da kayan aikin yankewa. Kowace injin yanke inji ce ta musamman, kuma samfura daban-daban suna amfani da kayan aikin yankewa daban-daban. Misali, bayan an yi wa tayar feshi, akwai sandunan roba masu tsayi daban-daban a kan hanyoyin iska da layukan fitar da hayaki na tayar, waɗanda ake buƙatar cirewa ta amfani da kayan aiki mai lanƙwasa yayin da tayar ke juyawa.
3) Ana amfani da gyaran niƙa na inji don samfuran roba masu ramuka na ciki da da'irori na waje, kuma yawanci ana amfani da niƙa. Kayan aikin niƙa ƙafafun niƙa ne mai girman barbashi, kuma daidaiton gyaran niƙa yana da ƙasa, wanda ke haifar da saman da ba shi da kyau da kuma yiwuwar ragowar barbashi na yashi, wanda zai iya shafar tasirin amfani.
4) Ana amfani da fasahar rage zafi ta Cryogenic don samfuran da suka dace waɗanda ke da buƙatun ingancin gyarawa, kamar zoben O, ƙananan kwano na roba, da sauransu. Wannan hanyar ta ƙunshi sanyaya samfurin cikin sauri zuwa yanayin zafi mai rauni ta amfani da ruwa nitrogen ko busasshen kankara, sannan a yi allurar ƙarfe ko filastik cikin sauri don karyewa da cire walƙiya, don kammala aikin gyarawa.
5) Gyaran gogewa mai ƙarancin zafin jiki: Ya ƙunshi amfani da goge biyu na nailan da ke juyawa a kusa da wani layi mai kwance don goge gefen robar da aka yi daskarar da kayayyakin roba.
6) Gyaran ganguna masu ƙarancin zafin jiki: Wannan ita ce hanya ta farko ta gyaran ganguna masu ƙarfi, ta amfani da ƙarfin tasiri da ganga mai juyawa da gogayya tsakanin samfuran ke haifarwa don fashewa da cire walƙiya daga samfuran da aka daskare a ƙasa da zafin embrittlement. Siffar ganguna yawanci tana da siffar octagonal don ƙara ƙarfin tasiri akan samfuran da ke cikin ganguna. Ya kamata saurin ganguna ya zama matsakaici, kuma ƙara abrasives na iya inganta inganci. Misali, dabarar yanke gefen filogi na roba don capacitors na electrolytic tana amfani da gyaran ganguna masu ƙarancin zafin jiki.
7) Gyaran da ke rage zafi mai ƙarancin zafi, wanda kuma aka sani da gyaran da ke rage zafi mai ƙarfi: Kayayyakin suna juyawa a cikin tsarin karkace a cikin akwatin rufewa mai zagaye, wanda ke haifar da tasiri mai ƙarfi tsakanin samfuran da tsakanin samfuran da gogewa, wanda ke haifar da walƙiyar daskararre ta faɗi. Gyaran da ke rage zafi mai ƙarancin zafi ya fi gyaran daskararrun ganguna masu ƙarancin zafi, tare da ƙarancin lalacewar samfura da ingantaccen aiki mai yawa.
8) Rage girgiza da rage girgiza mai ƙarancin zafin jiki: Ya dace da ƙananan kayayyaki ko ƙananan kayayyaki ko ƙananan kayayyakin roba na silicone masu wadataccen kwarangwal na ƙarfe. Ana amfani da shi tare da goge-goge don cire walƙiya daga ramukan samfurin, kusurwoyi, da ramuka.
Injin Deflashing Mai Cike da Haske
Injin cire burrs na musamman na cryogenic deflashing yana cire burrs ta hanyar amfani da ruwa nitrogen don sa gefunan samfurin da aka gama su yi rauni a ƙananan yanayin zafi. Yana amfani da takamaiman barbashi masu daskarewa (pellets) don cire burrs cikin sauri. Injin yanke gefen daskararre yana da ingantaccen samarwa, ƙarancin aiki, ingancin yankewa mai kyau, da kuma babban matakin sarrafa kansa, wanda hakan ya sa ya dace musamman ga sassan roba masu tsabta. Yana da amfani sosai kuma ya zama babban tsarin aiki, wanda ya dace da cire burrs daga sassa daban-daban na roba, silicone, da zinc-magnesium-aluminum alloy.
Mold mara ƙura
Amfani da molds marasa burr don samarwa yana sa aikin yankewa ya zama mai sauƙi da sauƙi (ana iya cire burrs cikin sauƙi ta hanyar yagewa, don haka ana kiran wannan nau'in mold da mold mai yagewa). Hanyar ƙirƙirar mold mara burr yana kawar da tsarin yankewa gaba ɗaya, yana inganta ingancin samfura da aiki, yana rage ƙarfin aiki, da farashin samarwa. Yana da fa'idodi masu faɗi na haɓakawa amma bai dace da masana'antun da ke da samfura masu sassauƙa da bambance-bambance ba.
Lokacin Saƙo: Satumba-05-2024
