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ڵλ: ҳ >> >> 华菱超硬CBN刀具加工硬度HRC58-62之间渗碳淬火后钢件的案例参数
ⳬӲCBN߼ӹӲHRC58-62ּ̼֮İ
λ:֣ݻⳬӲ޹˾. : Ӧð . ʱ:2021/1/11. : 224 .

 ̼ĸּӲȸߴHRC58-62ȣѡʲô߼ӹЧأԸӲּ̼ӲʺϽƬմɵƬ۾CBNƬԼӹôΪʲôCBN߸ʺϼӹHRC58-62̼أССΪҽһ¡

1ֵ̼ijʼ

 ּ̼һΪֺ̼͵ͺϽ֣20CrMnTi20Crȣ̼ӲһHRC58-62֮䣬㲿г֡סģߡ

 ӹ£

 1̼ǿȸߡӲȸߣԣӽ0

 2ӹHRC58-62̼ʱ¶ȸߣ

 3ּ̼治ײм

 4ֵ̼ĵϵ͡

2ֵ̼ȴ

 ̼ǽϳһȴգʹ̼ĹúܸߵӲȣĥ̶ȡ

 ͳҪУ»ػԤֱӴһμȴ̼»ػ𡢶δ䴦̼Ӧȵȹ

 ̼ǽл̼Уȵ900-950ĵ,㹻ʱʹ̼зֽĻ̼ԭּ㣬Ӷñ̼IJԱԭгɷ.ƵĻеǽϳһȴգʹ̼ĹúܸߵӲȣĥ̶ȡ

 һػʹãĿĿԴ߸ֵĸԡӲȡĥԡƣǿԼԵȣӶֻе͹ߵIJͬʹҪ

3ֵ̼Ļеӹ

 ̼־ȴ֮Ҫӹܱ֤ͼֽҪߴͱֲڶȣ̼ĸּӲȸߡѼӹ̼𹤼ڶɵ߱С

 ̼Ϊ

 ֵļӹգ졪𡪴ֳȴ(+»ػ)ĥӹ--⡣

 Ӽӹּ̼Ҫĥӹ֤ͼֽҪ󣬳ڶһ޷ӹ

 ŵҵIJϷչҵƳͿӲʺϽ𵶾ߣմɵߺCBNߣĿǰʵԳĥӹ̼֡

4ּ̼ļӹ߲

 ͿӲʺϽƬԽϺõӲʺϽƬϵһĥϣδͿӲʺϽƬӲȸߡĥԺãͿĺһ218mĥϱʱļӹʹĥĥĥĥ֮ļӹܺδͿӲʺϽ޲죻ʱͿӲʺϽƬпױѣĥӾ磬ƵӰӹЧʣӵ߳ɱ

 մɵƬͿӲʺϽ𵶾ӲȸߣܸãȱǴԴ󣬶ʱմɵƬױ

 CBNߣӲȽڽʯߣͽʯͳΪӲߡӲȸߡĥԺ֮⣬ҲдԴȱ㡣ҹҵͨϵŬоƳǽճϼ𵶾ߣCBNֻھӹڶӹ⡣ּ̼ӹBN-H10ʿӹBN-H21ʿǿӹ

5CBN߼ӹֵ̼

 ڼӹ̼ʱֹʹֳӹҹֹƳBN-H10BN-H21ʺBN-S20ʡӹ£

 ѡBN-H10ʣڸʽCBNߣԵȿ0.3mmڡap1mmFr=0.05-0.35mm/rVc=60-250m/min  

 ѡBN-H21ʣڸʽCBNƬĥԺͱǿԵȿ0.3mmڡap1mmFr=0.05-0.35mm/rVc=60-250m/min

 ֳӹһֶڴڴ͹ȴı󣬼ӹ2mmǿѡҹƵBN-S20ʣƺʽCBNߣԵޣɳƬ

6CBN߼ӹֵ̼ijɹһ

     ӹ֣ڿһۣ

     ӹеȶ

     ӹϣ20CrMnTi

     Ӳȣ58-62HRC

     ѡõƬBN-H10 CCGW09T304

     ap=0.25mmFr=0.08mm/rVc=135m/min

     ȴʽ

    BN-H10ʵĵȽCBNƬ 66%Ч22%

7CBN߼ӹֵ̼ijɹ

     ƣᣨԲ

     ϣ20CrMo

     Ӳȣ62-65HRC

     ѡõƬBN-H10 VNGA160408

     Vc=132m/min,ap=0.1mm,fr=0.15mm/r

     Ra1.6

     ȴʽʪ

    BN-H10ʵĵKBN25MʵƬ45%

8CBN߼ӹֵ̼ijɹ

     ӹ֣

     ӹǿ

     ӹϣ20CrMnTi

     Ӳȣ58-62HRC

     ѡõƬBN-H21 WNGA080404

     ap=0.15mmFr=0.1mm/rVc=117m/min

     ȴʽ

    BN-H21ʵijƷCBN5ǿӹ𡢲ѡ

9ܽ

 ӹּ̼CBN߼ӹͿӲʺϽ𵶾ӲȡǿȸߣĥԺãӹּ̼ʽм׻ա