Takaitattun hanyoyin kashewa guda goma na gama gari na babban inji mai kashewa (2)

6. Hanyar quenching mahadi

Hanyar quenching mahadi: da farko quench da workpiece zuwa kasa Ms don samun martensite tare da juzu’i juzu’i na 10% ~ 30%, sa’an nan isothermally a cikin ƙananan bainite yankin don samun martensite da bainite tsarin ga workpiece tare da girma giciye-section. Alloy kayan aiki karfe workpiece.

Bakwai, pre-sanyi isothermal quenching hanyar

Pre-sanyi isothermal quenching Hanyar: wanda kuma aka sani da dumama isothermal quenching, da sassa da aka fara sanyaya a cikin wani wanka tare da ƙananan zafin jiki (mafi girma fiye da Ms), sa’an nan kuma canjawa wuri zuwa wani wanka tare da mafi girma zafin jiki don sa austenite sha isothermal canji. Ya dace da sassan karfe tare da rashin ƙarfi mara ƙarfi ko manyan kayan aikin da dole ne a cire su.

Hanya takwas, jinkirin sanyaya hanyar kashewa

Hanyar kashewa mai jinkiri: An riga an sanyaya sassan a cikin iska, ruwan zafi, da wanka na gishiri zuwa zafin jiki da ya fi Ar3 ko Ar1, sa’an nan kuma ana yin quenching matsakaici guda ɗaya. Ana amfani da shi sau da yawa don sassa tare da sifofi masu rikitarwa da sassa tare da babban rarrabuwar kauri da ƙananan buƙatun nakasa.

9. Hanyar kashewa da zafin kai

Hanyar kashe kai: dumama duk kayan aikin da za a sarrafa, amma kawai nutsar da ɓangaren da ake buƙatar taurare (yawanci ɓangaren aiki) a cikin ruwa mai kashewa don yin sanyi, kuma fitar da shi a cikin iska lokacin da ɓangaren da ba a cika ba ya ɓace. Quenching tsari tare da matsakaicin sanyaya. Hanyar quenching kai tsaye yana amfani da zafin da ba a sanyaya gaba ɗaya a cikin ainihin don canja shi zuwa saman don fushi da saman. An fi amfani da shi don kayan aikin da ke haifar da tasiri kamar su chisels, naushi, guduma, da sauransu.

Goma, hanyar kashe feshi

Hanyar quenching Jet: Hanyar quenching na jetting ruwa kwarara zuwa workpiece, da ruwa kwarara iya zama babba ko karami, dangane da ake bukata quenching zurfin. Hanyar ƙwanƙwasawa ba ta samar da fim ɗin tururi a saman kayan aikin ba, wanda ke tabbatar da zurfin taurare Layer fiye da na quenching a cikin ruwa na al’ada. Anfi amfani dashi don quenching na gida.