?????????ڵ?λ??: ??ҳ >> ??????? >> 42crmo淬火后硬度HRC58-62选择什??8luck新利代理加工更合适?
42crmo????Ӳ??HRC58-62ѡ??ʲô??Ƭ?ӹ??????ʣ?
??????λ:֣?ݻ??ⳬӲ???????޹?˾. ???????: ??Ʒ֪ʶ . ????ʱ??:2019/7/27. ???????: 517 ??.

42CrMo?????ڳ???ǿ?ȸ֣????и?ǿ?Ⱥ????ԣ?????͸????????Ӳ??58-62HRC?????????ϴ????42CrMo??????μӹ???ѡ??ʲô??Ƭ?ӹ??????ʣ?

?ӹ?42crmo???󹤼??ǵ??߳????????????⣺

  (1)?????????????¶ȸߣ?Ϊ?˸?????????????????ɢ???????????ѡ???С????ƫ?Ǻ͸?ƫ?ǡ???ʱ???????񶯣?Ҫ??Ҫ?нϺõĹ???ϵͳ???ԡ?

??2???????ױ??顢ĥ?𣺳??ӹ?м?뵶?нӴ??̣??????????????ȼ????ڵ????пڸ???????ʹ???б????ĥ??

??3??????ϵ???ͣ??????Ⱥ???ͨ????м???ߣ??ӿ??˵???ĥ??

42crmo???󹤼??ӹ????ߵ?ѡ??

??1??Ӳ?ʺϽ𵶾ߣ???Ӳ????89-94HRA???൱??71-76HRC??????HRC40???ϵĴ??ּӹ?ʱӲ?ʺϽ?Ƭ?????յ????ĥ????Ҽӹ?Ч?ʵͣ???˲??ʺϼӹ??????40cr/42crmo??????

??2???մɵ?Ƭ?????ڴ???̫?????ױ?????????HRC45-55֮??Ĵ?𹤼??ӹ???Ϊ???û??㣬???????մɵ?Ƭ???Դ󣬲??ܶ?????????ֻ??????С????????????????????

??3??CBN??Ƭ??Ŀǰ??CBN??Ƭ?Ǻ?ɫ?????ӹ?????Ӳ????ߵĵ??߲??ϣ???????֤??CBN??Ƭ??????һ????Ӳ?ʺϽ?Ƭ???մɵ?Ƭ?ļ???????ʮ????Ŀǰ?????ϳ????ڼӹ?42crmo?????ĵ??߲????ж????????£?

CBN??Ƭ?ӹ?????42CrMo????ʱ??????????

??1???ӹ?42crmo????ʱ??????Ӳ?ȸ???45HRCЧ???ã?????Ӳ??Խ?ߣ????????ٶ???ȡ??ֵ????????Ӳ??ΪHRC55??65?IJ???ʱ??CBN??Ƭ???????ٶ?Ӧ??50??120m/min??ϳ??ʱ??Vc=100??160m/min??ÿ???ӽ?????Vf=70??160mm/min??????ʱVc= 60??130m/min??ap=0.1??0.2mm??f=0.07-0.2mm/r??

??2????????42crmo????????????0.1??0.3mm??????????0.05??0.025mm/r????????Ĺ???????ֲڶ?ΪRa0.3??0.6??m???ߴ羫?ȿɴ?0.013mm?????ܲ??ø??Ժõı?׼???س????ӹ??????ߵĸ??Ժú??пڷ??????򾫳???Ĺ???????ֲڶȿɴ?Ra0.3??m???ߴ羫?ȿɴ?0.01mm???ɴﵽ??????ĥ???ӹ???ˮƽ??

CBN??Ƭ?ӹ??????42crmo?????еİ???

????????:???????Ӳ??HRC58-62

?ӹ????????еȶ???????

ѡ?õ?Ƭ:BN-H10 RNGN090300

????????:ap=1mm(??),ap=0.15mm(??)??Fr=0.45mm/r??Vc=145m/min ????

?ӹ?Ч?????????ijƷ??CBN??Ƭ?????????50%??Ч?????20%??