Yadda ake yanke ƙarfe?

Mataki na farko a fannin sarrafa ƙarfe shine yankewa, wanda ya ƙunshi yanke kayan da ba a sarrafa su ba ko raba su zuwa siffofi don samun gurɓatattun abubuwa. Hanyoyin yanke ƙarfe na yau da kullun sun haɗa da: yanke ƙafafun niƙa, yanke yanke, yanke wuta, yanke plasma, yanke laser, da yanke waterjet.
Nika tayoyin yanke
Wannan hanyar tana amfani da dabarar niƙa mai sauri don yanke ƙarfe. Hanya ce ta yankewa da ake amfani da ita sosai. Masu yanke ƙafafun suna da sauƙi, sassauƙa, sauƙi, kuma suna da sauƙin amfani, wanda hakan ya sa aka karɓe su sosai a wurare daban-daban, musamman a wuraren gini da kuma ayyukan ƙawata cikin gida. Ana amfani da su musamman don yanke ƙananan bututun murabba'i, bututun zagaye, da bututun da ba su da siffar da ta dace.

Yanke yanke
Yankewa na nufin hanyar raba kayan aiki ko kayan aiki ta hanyar yanke ramuka masu ƙunci ta amfani da ruwan wuka (faifan saw). Ana yin yankan saw ta amfani da injin saw na ƙarfe. Kayan yankan yana ɗaya daga cikin mahimman buƙatun sarrafa ƙarfe, don haka saInjinan w kayan aiki ne na yau da kullun a masana'antar injina. A lokacin aikin yanka, dole ne a zaɓi ruwan yanka da ya dace bisa ga taurin kayan, kuma dole ne a daidaita saurin yankewa mafi kyau.

Yanke Wuta (Yanke Man Fetur na Oxy)
Yanke harshen wuta ya ƙunshi dumama ƙarfe ta hanyar haɗakar sinadarai tsakanin iskar oxygen da ƙarfe mai narkewa, yana tausasa shi, sannan daga ƙarshe ya narke shi. Iskar dumama yawanci acetylene ce ko iskar gas ta halitta.
Yanke harshen wuta ya dace ne kawai da faranti na ƙarfe na carbon kuma ba ya aiki ga wasu nau'ikan ƙarfe, kamar ƙarfe mai bakin ƙarfe ko ƙarfe na tagulla/aluminum. Fa'idodinsa sun haɗa da ƙarancin farashi da ikon yanke kayan da suka kai kauri mita biyu. Rashin amfanin sun haɗa da babban yanki da zafi ke shafa da kuma nakasar zafi, tare da sassa masu kauri da kuma sau da yawa ragowar tarkace.

Yankewar Jini
Yankewar plasma yana amfani da zafin bututun plasma mai zafi don narkar da ƙarfen da ke gefen aikin, sannan ya cire ƙarfen da ya narke ta amfani da ƙarfin plasma mai sauri don samar da yankewar. Yawanci ana amfani da shi don yanke kayan da kaurinsu ya kai mm 100. Ba kamar yanke wuta ba, yankewar plasma yana da sauri, musamman lokacin yanke siririn zanen ƙarfe na carbon na yau da kullun, kuma saman yankewar yana da santsi.

  

Yanke Laser

Yankewar Laser yana amfani da hasken laser mai ƙarfi don dumama, narkewa a gida, da kuma tururi ƙarfe don cimma yanke kayan, wanda galibi ana amfani da shi don yanke faranti na ƙarfe masu inganci da daidaito (<30 mm).Ingancin yankewar Laser yana da kyau kwarai, tare da babban saurin yankewa da daidaiton girma.

 

Yanke Ruwa
Yankewar ruwa hanya ce ta sarrafawa wadda ke amfani da jiragen ruwa masu ƙarfi don yanke ƙarfe, wanda ke da ikon yanke kowane abu sau ɗaya a kan lanƙwasa ba tare da wani sharaɗi ba. Tunda ruwan shine matsakaici, babban fa'idar yankewar ruwa shine cewa zafin da ake samu yayin yankewa yana ɗauke da shi nan take ta hanyar jet ɗin ruwa mai sauri, yana kawar da tasirin zafi.