连杆加工工艺及夹具设计毕业论?拨叉加工工艺及夹具设计论?- 百度文库 ر

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леӹҪΪСͷ׼棬˸ǵĽ漰˨λ׵ȡܳɵҪҪͼ1-1¡

ܳͼ11

1.2.1 Сͷ׵ijߴ羫ȡ״

Ϊʹͷ߼ᡢСͷϣٳIJӰͱڴȡͷ׹ȼΪIT6ֲڶRaӦ0.4mͷ׵ԲȹΪ0.012 mmСͷ׹ȼΪIT8ֲڶRaӦ3.2mСͷѹ׵ĵ׿׵ԲȹΪ0.0025 mmƽжȹΪ0.04/100 mm

1.2.2 Сͷഹֱƽж

߷ƽжʹбӶױĥ𲻾ȣͬʱʹᾱԵĥ߷ƽжȹСڴֱ߷ƽжԲĥӰС乫ֵϴ˵߷ƽж100 mmϹΪ0.04 mmڴֱ߷ƽж100 mmϹΪ0.06 mm

1.2.3 Сͷľ

Сͷ׵ľӰ쵽׵ѹȣӰ쵽ЧʣԹ涨˱ȽϸߵҪ1900.05 mm

1.2.4 ˴ͷԴͷߵĴֱ

˴ͷԴͷߵĴֱȣӰ쵽ߵİװĥˣԶҲһҪ󣺹涨䴹ֱȹȼӦIT9ͷ

2

Դͷ׵ߵĴֱ100 mmϹΪ0.08 mm

1.2.5 СͷļҪ

˴СͷĻߴͬӼҪDzͬģͷijߴ繫ȼΪIT9ֲڶRa0.8m, Сͷijߴ繫ȼΪIT12ֲڶRa6.3mΪ˴ͷᾱҪ󣬶Сͷڵ֮ûҪ˴ͷߴĹСͷߴĹУ˵ļӹ෽㡣

1.2.6 ˨׵ļҪ

ǰѾ˵ڹܵĶغɵáһغִݵ˸ǵ˨ĸϡ˳˶˨ĸҪߵļҪ⣬ڰװ˨׼ҲһҪ󡣹涨˨װIT8ȼͱֲڶRaӦ6.3mӹ˨ڴͷʷĶԳƶȹΪ0.25 mm

1.2.7 йؽļҪ

ܶغʱӺбʹ˸ǼʷԴλӰ쵽ᾱ߽ϲӶĥ𡣽ƽжȽӰ쵽塢˸Ǻ͵ƬϵĽ̶ܳȣҲӰ쵽˨ᡢߵĥ𡣶ڱˣҪƽȵĹΪ0.025 mm

1.3 ˵IJϺë

ڹгܶ򽻱غɵãҪкܸߵǿȡˣ˲һøǿֺ̼ͺϽ֣45֡55֡40Cr40CrMnBȡҲвīģĩұijߴ羫ȸߣ٣ɱ͡ŷĩұ칤յijֺӦãʹĩұܶȺǿȴΪߡˣ÷ĩұİ취һзչǰ;췽

ë췽ѡҪ͡ϵĹԣԣɶԣԲϵ֯Ҫ״γߴ磬ë

3

Ƚë췽Ŀȷë췽Ϊ˶ģëģʽ֣һ͸Ƿֿ죬һǽ͸Ƕͳɡ塣ëҪԺĻеӹнпΪ֤пۿľȣý˴ͷ׶ͳԲΡڷԣ豸ͽάжϵ⣬ëв١칤ʱ١ģٵŵ㣬õԽԽ࣬ΪëһҪʽ֮ë췽ѡӦʹܵɱͣߡ

ĿǰҹЩ˵Ĺ˹͹աͼ1-2Ϊ˹ʾͼëȺͨ϶͹ģ2¶͹ģ4ͲۣëԱΣӶõҪ״ùͷ˶ͼڱڲ֯άԼеǿȵȷ涼ɴﵽģˮƽ豸򵥣ͶãʽϸߣʵֻеԶڴӦá辭𽥳Ρ

ͼ 1-2 ˹ʾͼ

ͼ(1-3)ͼ(1-4)˵Ķ칤չ̣¯м11401200C0ڹͻͨĸͲ۽йͼ(1-3)ȻڶѹϽԤͺնͣѹϳ˴ͷײгɱ߼ͼ(1-4)ͺúë辭ʴʹ֮õϸ¾ȵĻػ֯ԸܣëӦΪëȣ˵ëУ

˱뾭ȱݡڲ̽ˡëߴ缰ȵȫ飬ܽеӹߡ

4

1.4 ˵Ļеӹչ

ķ֪˵ijߴ羫ȡ״ԼλþȵҪ󶼺ܸߣ˵ĸԱȽϲײΣ͸˵Ļеӹ˺ܶѣֵӡ

˻еӹչ±11ʾ

11

1 2 3 ϳ ĥ ϳ˴Сͷƽ,ÿĥ0.5mm һƽ涨λĥһƽ棬֤߶Գƣޱƻ档ͬ 涨λꡢСͷ Ի漰Сͷ׶λװйϳ߹װ X52K M7350 Z3080 X62Wϻרùװ Z3080 X62Wϻרù4 ϳ 99?0.01mm棬֤ԳƣƽΪû׼棩 5 Ի涨λСͷ׶λͷΪ60mm Ի漰Сͷ׶λװйпŸϸǷֱǡ 5

6 ϳ