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支架加工工艺规程及工装设?- 百度文库

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Ŀ ¼

1 ................................................................ 2 2 γƵĿ ............................................................2 3 ֧ܵĹշ ............................................................3

3.1֧ܵĽṹ乤Է ........................................ 3 3.2֧ܵļҪ .............................................. 3 4 ëѡ ................................................................3 5 ֧ܻеӹ·ߵƶ ..............................................4

5.1λ׼ѡ .................................................. 4 5.1.1 ׼ѡ .............................................. 4

5.1.2 ֻ׼ѡ .............................................. 4 5.2ⶨ· .................................................... 4

5.2.1 ӹѡͼӹ׶εĻ ............................ 4 5.2.2 ·ߵⶨ ............................................ 5 5.3ӹ͹ߴⶨ ........................................ 6 5.3ȷ .................................................. 7 6 о .............................................................15

6.1ȷƷ ................................................... 16 6.2ѡλʽλԪ ......................................... 16 6.3ȷװ ................................................... 16 6.4λķ ........................................... 16 6.5Ƽн ................................................... 16 7 л .....................................................................16

ο .......................................................................................................................................... 17

1

ۺϿγǻеרҵһרҵΣݸǽԭ͵ߡеӹ豸е칤ѧװȣҲһʵԺۺԺǿĿγ̣ͨʵԽѧڲʹǶԸÿγ̵Ļи̵⣬ҲֻͨʵϵʵʵͶˣۺϿγӦ˶ҲΪеרҵһҪʵγ̡

2 γƵĿ

ۺϿγּڼ̳ǰ޻γ̵ĻϣһλеĻеӹչ̺͵ͼоƵĶĿ¡

1 ڽ˻еǰڿγ̵ѧϰͨʹѧ֪ʶõ̺ͼȫۺϵӦѧ֪ʶȥͽее

2 ͨǵѧʹϤеейֲᡢͼͼϣرϤеӹչƺͼоƷϣѧʵȷʹЩϡ

3 ͨʹȷúӦǼȽģϺģʵǿеġ

4 ͨд˵飬ǵļļд֯Ϊǽ׫дרҵĴ»

3 ֧ܵĹշ

3.1֧ܵĽṹ乤Է

֧ͼ֪֧ܽṹ״ԳƲáҪɵװ塢߰Բ׵Ȳֹɡ֧ܵҪӹУ֧ܵ桢߰Բס߰ڶ漰Բ϶ȡ֧ܵıֲڶRa1.6m߰ڱıֲڶRa3.2mλצ6H7߰ϵĿ׾40H7Բ׵Ŀ׾60H8߰ľ75H8ԼԲ׵ڱ϶ıֲڶRa3.2mҪߴ硣

3.2֧ܵļҪ

֧ҪҪΪ 1. δעԲǰ뾶R5

2. 240H7׵ͬΪ0.01 3. 240H7AƽжΪ0.02 4. 60H8A洹ֱΪ0.01 5. Բľ༫ƫΪ0.25mm

6. ߰߾֧ܵװľļƫΪ0.05mm 7. Բ߰׵ľ༫ƫΪ0.15mm

4 ëѡ

Ŀ֧Ϊ4000䱸ƷʦΪ4%еӹƷʦΪ1%Ϊ

N=Qn(1+%+%)=400011+4%+1%)=4200(/)

֪òƷΪë췽ӹ豸áо߼ߴ籣֤ߡʡɱȸҪص㣬Ƚ췽ԶרûЧרüоߡʺͼӹɱ

֧Ľṹ״ϸԼȷģ췽ʽë״״ӽ߰ԲסëߴͨȷӹپëHT200

5 ֧ܻеӹ·ߵƶ

֧ܵĹصǣνϸӣߴ羫ȡ״ȡλþȼֲڶҪϸߡ߹ص֧ڻеӹʱһѣȷ֧ܵĹչʱӦעⶨλ׼ѡԼٶλнͼнѡҪټнΣҪ棬Ӧ֡ӹֽ׶νУԼٱζԼӹȵӰ졣

5.1λ׼ѡ

ѡǹչеҪ֮һѡȷʹӹ

õ֤ʵߡ򣬼ӹչлٳߣĴϣʹ޷С

5.1.1ֻ׼ѡ

ա֤ӹӹ໥ԭ򡱵Ĵֻ׼ѡԭ򣨼

вӹʱӦЩӹΪֻ׼ɸӹʱӦЩӹҪԾȽϸߵIJӹΪֻ׼ѡԲ϶Ϊֻ׼

5.1.2׼ѡ

ݾ׼ѡԭѡ񾫻ʱӦǻ׼غϵ⣬

ܵ£Ӧѡӹƻ׼Ϊλ׼֧

Լӹõ֧ܵΪϳԲ϶桢߰׵ȹľ

׼

5.2 ⶨ·

5.2.1ӹѡͼӹ׶εĻ

֧ܵıֲڶҪϸߣRa1.6ȷռӹΪϳϳǰҪдϳ뾫ϳ

߰ڱԲ϶ıֲڶҪϸߣRa3.2ȷռӹΪϳϳǰҪдϳ뾫ϳ

߰ϵĿԲ׵λþȺͱֲڶҪϸߣRa3.2ȷռӹΪ뾫ۡ뾫ǰҪдۡ

װ׵ľҪϸߣռӹΪ¡ǰҪס

ͷûλþֲڶҪ󣬹ʲס׾ܴﵽͼֽϵҪ

Ҫļӹ 5.2.2·ߵⶨ

ڹ·ߵⶨҪѭеӹ˳İԭ򡣼

1 ׼ աȻ˳ȼӹ׼棬Լӹ ľ׼Ϊλ׼ļӹ

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Ŀ ¼ 1 ................................................................ 2 2 γƵĿ ............................................................2 3 ֧ܵĹշ ............................................................3 3.1֧ܵĽṹ乤Է ........................................ 3 3.2֧ܵļҪ .............................................. 3 4 ëѡ .....................

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