机械设计基础课后习题与答?- 百度文库 ϵͷ

ʱ : 机械设计基础课后习题与答?- 百度文库ϿʼĶ

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4-1 ĹʲôܵغɲͬΪļͣһ˵

Ĺ֧תʵ˶ͶĴݡ ת᣺綯ᡣ ᣺𳵵ᡣ

᣺ŵᡣ

4-5 ijݵĹP=750Kwתn?400rmin45𣬸СֱǶ٣

4-6 ͼ4-10У֧пL=400mmֶַԲֱd1?180mm??15ݹP1?7KWתn1?300rminIJϲ45ֵʡ

ȷΣսϵֱ

ָͼ4-10ṹIJ֮Ľ

ͼ4-10

5-8 еĶغɺ͵غкιϵ ڽʱʵغתΪȷغɵغһµĵغɡ

5-9 ƼĻ˼ʲôʲôҪеľǿȼ㣿

𣺹ƼĻ˼СڹеԤ ڳغɻغɶתУغ»תУغɵܵʱУҪǾǿȼ㡣

5-10 ˵¼ŵĺ壺7210B7210ACN210E51210303167305B/P4

7210B 3ǽӴ

02ϵΪ0,2Ϊֱϵд 10ھΪ50mm

7200AC 7ǽӴ

02ϵΪ0,2Ϊֱϵд

00ھΪ10mm

ACƽӴǦ=25

N210E NԲ

02ϵΪ0,2Ϊֱϵд 10ھΪ50mm

EйȼΪ6

51210 5

1ϵΪ12Ϊֱϵд 10ھΪ50mm

30316 3Բ׶

0ϵΪ0,3Ϊֱϵд 16ھΪ82mm

7305B/P4 7ǽӴ

03ϵΪ0,3Ϊֱϵд 05ھΪ25mm

BƽӴǦ=40 P4йȼΪ4

5-11 һҪܵľغΪ10000NغΪ2000NԤΪ10000hᾶΪ50mmѡͺŵвȽϡ 6-1 ˵ʲôã

ǻегüᣨתӣ˶ͶҲΪȫװáӺ󣬻еת᲻ܷ룬ֻͣܲ𿪡ڻеתʱ룬ʵֻеϵͳĶ١һڶ빤֮ӣڲУǴϵ𵽶ݵĽϺͷ뼰رá

6-2 ijҪ綯ѿò

6-4 ʲôãṹصԷΪʲôص㣿 򴫶װʵֱٶȴһ

ԷΪںڡڽṹ򵥣ЧʽϸߣڵĴԪüв̡𽺿顢𽺻ȵԪ 6-7 ƶĹԭá

򴫶װʵֱٶȴһ 7-1 õIJɲЩͣʲôص㣿

7-3 ͨƽӵҪʧЧʽʲôƽߴbh׼Lȷ

7-5 ưͷļͣƳúƣΪʲô 7-7 ļҪͣʲôϣ 7-9 ӵ͡صӦá

8-6 ͼ8-42עijߴ磬жϸĸ˻ֻʽ

ͼ8-42 ĸ˻ʽж

8-9 ͼ8-45ʾƫ֪a=20mmb=40mme=10mmͼ˻ļλнǦȡгٱϵKгHͼʾλõĴǡ

ͼ8-45 λн봫ǵȷ

8-10 ͼ8-46ʾڶ˻ͼ8-46a򵼸ˣ8-46bΪԭԷֱ 1ļλá

2ѹǣСǣλá 3λá

4ļλнǡ

ͼ8-46 ڶ˻

9-4 ˵١ȼٵȼ١г˶ֳ˶ɵļٶȱ仯صǵӦóϡ

9-11 ʲô͹ֵʵ߻ּཻα⣿ 9-14 ͼ9-23ͼбͼʾλõ͹ֻѹǡ

ͼ9-23 ͹ֻѹ

10-1 Щص㣿ͨvЩͣЩϣ 10-4 ΪʲôԻԻʲôͬ

10-5 vʱٶȣΪʲô̫Ҳ̫СһʲôΧڣ 11-7 ߱׼ֱִİװľڱ׼ľʱвЩ仯Щ仯

A B ϽC Բ뾶D ֶԲ뾶E Բ뾶F ϶G϶ 11-9 ʲôи󣿸вԭʲôеʲô

11-17 ִҪʧЧʽЩִ׼ͨǰЩʧЧʽģ