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λ:֣ݻⳬӲ޹˾. : Ʒ֪ʶ . ʱ:2019/7/15. : 198 .

ڿױɻеҪ֮һڻеУһҪռ50%~80%˿׼ӹҲձڣⳬӲھӹڿ׷裬һ¾ӹڿ׵CBNƬʡ

ӹڿ׵ĵ߲ѡ

ۿ׵ijߴ羫һɴIT7IT10۵ܶ࣬ɷΪ۵˫۵۵˫۵Ҫ۴ɵģڱӹڳϲװУϴ¡

۵ͨסݿ׺Ͳͨס۵ֻһƬʹʱݶװе۸ϡֱװĵƬͨףбװĵƬ۲ͨ׻ݿס۵鷳ЧʵͣԹ˲ҪߣֻڵСijϡ

˫۵ֱĿס˫۵ԳƵͬʱ˫۵ͷڽϴΧڽеҵ㣬ۿֱɴ 1000mmʱԳͬʱμ۸˵Ӱ죬Чʸߡ˫۵Ժãмռ񶯣ӹȸߣɻýϺõıڴ

ͬʱвִڳϽۿ׹Сͳ֡еȴԴڿֽṹѡһDZ׼ͺųƬһǺӵľСۿ׵

ڿֱ10mm£ѡCBNܺ۵ҲΪCBN߾С׳ⳬӲṩ³ߴCBNС۵ߴɽжơ

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ͺ

ߴ磨mm

Сӹ׾

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D

R

L

 

3mmڿ׵

3.8ڿ

60

3

0.4

50

4mmڿ׵

4.8ڿ

60

4

0.4

50

5mmڿ׵

5.8ڿ

60

5

0.4

50

6mmڿ׵

6.8ڿ

60

6

0.4

50

7mmڿ׵

7.8ڿ

80

7

0.4

80

8mmڿ׵

8.8ڿ

80

8

0.4

80

9mmڿ׵

9.9ڿ

80

9

0.4

80

10mmڿ׵

10.8ڿ

80

10

0.4

80

ӹڿ׵İ

1ڿİ

 

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  ֲϣ20CrMnTiHRC58-62

  ѡõƬBN-H05 CNGA120408  

  ap=0.1mmFr=0.1mm/rVc=180m/min

  ӹʽ

߲

ֲڶ

BN-H05

Ra0.8

800

ijƷCBN

Ra1.0

550

2ڿİ

 

ӹλڿ

  ֲϣ20CrMnTiHRC58-62

  ѡõƬBN-H10 CCGW09T304

  ap=0.25mmFr=0.08mm/rVc=135m/min

  ӹʽ

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Ч

BN-H10

135m/min

1000

22%

ijŷϵƷCBN

110m/min

600

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Ķ۵֮Ŀ׼ӹ߽

ʵϼӹ׻п׵ĵ߳Ϊ׼ӹߡ黨 ꡢꡢꡢȿʵûп׵£ӹףµꡢ۵п׵ʵϽ׼ӹ

1׵

    ׵߰黨꣬꣬Ͷꡣ

黨Ŀ׼ӹߣʵIJףҲףҪڼӹ30mmµĿס

(L/D) 5ףҺע룬м

ǽеĿ󣬶ڼӹġ

2µ

¿ýµԿ׽оӹķ¿ΪСꡢľӹҲĥ׻пǰԤӹ¿ֻ߿׵ijߴ羫Ⱥ״ȣСֲڶֵ߿׵λþȣҲܾ׵б һ¿׵ijߴ羫ȿɴIT7IT9ֲڶJPRaֵɴ1.60.8m

3

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