CA6140车床法兰盘加工工艺及夹具设计 - 百度文库

ݷʱ : 2024/11/17 19:05:01һ µȫĶ

aȷԵap

ֳΪ0.7mm뾶ֵһߵɣ

ap?0.7mm (b)ȷf

ֲᣬf=0.2-0.3mm/rȡf=0.28mm/r cȷٶ

ʹYG6ӲʺϽ𵶼ӹHT200190HBSap?0.7mm

f=0.28mm/rvc?120m/minʵڳʹĸı䣬ٶϵΪ

kvc?0.62

Vc=kvc?vc?74.46m/min n?1000v1000?74.46??504.28r/min ?dw??47CA6140תб504.28r/minתΪn=500r/minʵ

n?d500???47v???73.83m/m in10001000

Ϊ

ȷap?0.7mmf=0.28mm/rn=500r/minv=73.83m/min

33 ҳ

Tf1?l?l1?l2?l3Li?i nffnL?l?l1?l2?l3

l?41l1?aptankr?(2?3)?2ȡl2?3l3?0

ԣTf1?Li?10s nf4)?450?0.017mmԲĵ

1ö泵ӹ7mmԵap?3.5mmֶߵ

vc?60m/minn=424.6r/minCA6140תбn=400r/minv=56.7m/min

5?20mm ڿ׵Ҷ˵

1ѡ񵶾

ѡ90㺸ʽֱͷԲƬΪ5mm߲ΪYG6ӲʺϽǰΣǰΪ10㣬Ϊ6㣬ƫΪ90㣬ƫΪ8㣬ԲֱΪ0.5mmΪ0 2ȷ

Եap?1mmֶһߵ

vc?30m/minn=477.7r/minCA6140תбn=450r/minv=28.3m/min

34 ҳ

63?2˵ۣ

1ѡ񵶾

ѡ90в۵CA6140Lתʽ210mmʵ˳ߴ16?25mmƬΪ3mm߲ΪYG6ӲʺϽǰ״ΪƽͣǰΪ10㣬Ϊ8㣬ƫΪ90㣬ƫΪ3㣬ԲֱΪ0.5mmΪ0 2ȷ

aȷԵap

ֳΪ3mm뾶ֵһߵɣap?3mm (b) ȷf

ֲᣬf=0.15-0.2mm/rȡf=0.16mm/r cȷٶ

ʹYG6ӲʺϽ𵶼ӹHT200190HBSap?3mm

f=0.16mm/rvc?90m/minʵڳʹĸı䣬ٶϵΪ

kvc?0.55

Vc=kvc?vc?49.7m/min n?1000v1000?49.7??346.9r/min ?dw??45.6CA6140תб346.9r/minתΪn=320r/min

35 ҳ

ʵٶΪ

v?n?d320???45.6??45.8m/min 10001000ȷap?3mmf=0.16mm/rn=320r/minv=45.8m/min

Tf1?L?Li nfd?d1?l1?l2?l3d=45.6d1 =41 2l1?aptankr?(2?3)?2

l2?0l3?0 ԣTf1?Li?5s nf645Բ90ԲҶ 1).45Բ (1)ѡ񵶾ߡ

90?ʽֱͷԲƬ5mm, YG6ӲʺϽǰ

Σƫ90?ǰ10?6?ƫ8?ǣ10?Բ뾶0.6mmѡ⾶ǧֳߡ (2)ȷ

(a)ȷԵ

45ԲӹΪ0.2 mm뾶ֵ)һߵap?0.2mm

36 ҳ

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