Something about Belt drive - SolidWorks机械工程师网——最大的SolidWorks学习平台

Ihavereadsomethingaboutbeltdrivethesetwodays.Ihavereviewedbeltdriveinmycollegetextbooknamed《MechanicalDesign》.ForthesakeoflearningMechanicalEnglish,IalsoreadbeltdriveinanEnglishbooknamed《MachineelementsinMechanicalDesign》.IthinkmaybeagoodwaytolearnMechanicalEnglish.SinceyouhavereadtheChineseversionpriortotheEnglishversion,youwillnotfinditdifficulttounderstandthemechanicalphrasesintheEnglishbook.

Summaryisveryimportantwhenyouhavejustlearnedsomething.Andmakingsummariesisaveryimportantsteptohelpyourememberwhatyouhavelearnedfirmly.Iwillmakethisahabitinthefollowingdays.

Beltdrive:

1.Manytypesofbeltsareavailable:flatbelts;groovedorcoggedbelts;standardV-belts;narrowV-belts;doubleangleV-belts;andothers.

2.Advantagesofbeltdrive:

a.Easetheimpactload

b.Operatesmoothlywithlownoise

c.Lowmanufactureandassemblyprecision

d.Overloadprotection

e.Largecenterdistancecanbereached

3.Disadvantagesofbeltdrive:

a.Lowtransmissionefficiency

b.Shortbeltlife

c.Speedratioisnotaccuratebecauseofelasticslip

4.Flatbeltcanbeinanylength.Wecancutitasweneed.Thenweconnectitandtheconnectorsmaymaketheoperationnotsmooth.

5.V-belthasnoconnectors.SowehavetochooseastandardlengthforaV-belt.

6.CogV-beltswhichareappliedtostandardV-groovedsheaveshavealongerlife.Thecogsgivethebeltgreaterflexibilityandhigherefficiencycomparedwithstandardbelts.Theycanoperateonsmallersheaves.

7.Thevalueoftheinitialtensionforceandtheangleofwrapcannotbetoolow.

8.Becauseofelasticslip,theoutputsheavehasalowerspeedthantheinputsheave.

9.Elasticslipwhichcannotbeeliminatedwillcausetheriseoftemperature.

10.V-beltisthemostwidelyusedtypeofallthebelts.

11.NarrowV-beltisbetterthanstandardV-beltanditcantotallyreplacestandardV-belt.

作者: zhangleiand 时间: 2013-3-19 08:16
准三级水准

作者: tanceqi 时间: 2013-3-19 14:50
学习学习，谢谢了。

作者: nemo27 时间: 2013-3-19 14:57
ReadingbooksaboutmachineisexactlyagoodwaynotonlytoimproveEnglishbutalsoourmajor.MyEnglishispoor,lackofpractising.Thisarticalispowerfultome,infactistheauthor.Chase-1987mustbeafantasticguy!hohoho~~~{:soso_e112:}

作者: yu84877995 时间: 2013-8-14 08:45
it'sagoodmaterialofmechialenglishstudying.

作者: pyzhangyun 时间: 2013-8-20 18:03
gelivable！

作者: sunchart 时间: 2013-8-21 14:20
这。。。

作者: wj1978 时间: 2013-8-21 15:00
谢谢共同学习

作者: fangyq7890 时间: 2013-8-28 10:21
很厉害

作者: wangxuqing 时间: 2013-9-2 17:17
Lord,Inordertocooperatewithyou,IdownloadtheYoudao.thanks

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