毕业设计单冲干压片机说明书Word文档下载推荐.docx

毕业设计单冲干压片机说明书Word文档下载推荐.docx

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SinglepressingmachineisthroughtheeccentricCAM（orsimilar）linkage（principleofwork）,punch,andrandowntotherelativemotionandsuppresstablets.Singleblunttypemustnotonlyapairofstampingwork,alsocanhavetwoormore,butthemorepressing,stampingandvicearisingfromtheorganizationofthestabilityandreliabilityofcomplexstructure,strict,Soitdoesnotoftenused.Withthedevelopmentofmodemscienceandtechnology，tabletpressingmachineisusedinmoreandmoreindustries.Hightechnology,highefficiencyandlowcosthavebecomethemostimportanttrendofcurrenttabletpressingmachine.

Takingthesmallsinglepunchtabletpressasanexample,thispaperintroducedthebasicstructure,workingprincipleandworkingprocessofthesinglepunchtabletpress.Italsointroducedthedevelopmentstatusofthesinglepunchtabletpress.Inthemeantime,thispaperintroducedtheanalysisofthemajorshortcomingsofthecurrentsinglepunchtabletpressandthepropositionofthedevelopmentdirectionaccordingtothedevelopmentstatus.Meanwhile,Intheorganizationofthestructureandmovementisanalyzed.Itcanmakesuretheoperationandcompletecontinuousautomatedproduction.

Keywords：

tabletmachine;

singlepunch;

linkage;

tablet

目录

摘要I

AbstractII

第1章绪论1

1.1压片机的概况1

1.2国内外的发展情况2

1.2.1国内压片机现状2

1.2.2国外压片机现状4

1.3本次设计的任务6

第2章压片机总体设计7

2.1设计题目分析7

2.1.1给定数据7

2.1.2总功能分析7

2.1.3工作原理8

2.2机械运动方案及机构设计9

2.2.1拟订执行构件的运动形式9

2.2.2拟订运动循环图10

2.2.3确定主加压机构方案11

2.2.4评选机构方案12

第3章冲压机构与凸轮机构的设计15

3.1铰链四杆机构15

3.2连杆机构的设计16

3.3凸轮机构的应用18

3.4凸轮分类19

3.4.1按凸轮的形状分类19

3.4.2按从动件的形状分类19

3.5凸轮轮廓曲线设计20

3.5.1利用作图法设计凸轮廓线20

第4章减速器的设计25

4.1减速器结构分析25

4.1.1分析传动系统的工作情况25

4.2传动系统运动分析计算25

4.2.1确定电机型号25

4.2.2计算传动装置各级传动比和效率26

4.2.3计算各轴的转速功率和转矩27

4.3高速级齿轮的设计28

4.3.1按齿轮面接触强度设计28

4.3.2按齿根弯曲强度设计31

4.4低速级齿轮的设计33

4.4.1选定齿轮类型、精度等级、材料及齿数33

4.4.2按齿轮面接触强度设计33

4.4.3按齿根弯曲强度设计36

4.5齿轮传动参数38

4.6轴的结构设计39

4.6.1轴的结构设计39

4.6.2轴的校核计算41

4.6.3滚动轴承的选择及寿命校核45

4.7键联接选择及校核45

4.8减速器润滑方式、密封形式47

第5章传动带的设计49

5.1确定计算功率，选择V带型号49

5.1.1V带型号的初选49

5.1.2选择带轮的基准直径和验算带数49

5.1.3确定中心距a和v带的基准长度50

5.2带轮的设计52

第6章链传动的设计54

6.1滚子链的结构特点54

6.2滚子链传动的设计计算55

6.2.1链传动的失效形式55

6.3链传动的布置、张紧和润滑58

6.3.1链传动的布置58

6.3.2链传动的张紧58

6.3.3链传动的润滑58

6.4链轮的结构和材料59

6.4.1链轮的主要尺寸60

结论62

致谢63

参考文献64

CONTENTS

ABSTRACT

Chapter1Introduction

1.1Overviewoftabletpress

1.2Developmentathomeandabroad

1.2.1Thepresses’sstatusofChina

1.2.2Statusofforeignpresses4

1.3Thedesigntask6

Chapter2Theoveralldesignofatabletmachine7

2.1Thesubjectofdesign7

2.1.1Rateddata7

2.1.2GeneralFunctionalAnalysis7

2.1.3Theoryofwork8

2.2Thedesignofmechanicalmotionprogramsandinstitutions

2.2.1Theimplementationcomponentofthemovement

2.2.2Developmentofmotioncyclechart

2.2.3Determinemainressure-agencyprograms

2.2.4Selectioninstitutionalprograms

Chapter3Pressagenciesandthedesignofcammechanism

3.1Thefour-barlinkagehinge

3.2Thedesignoflinkage

3.3Applicationofcam

3.4CamCategories

3.4.1Classificationaccordingtotheshapeofthecam

3.4.2Classificationaccordingtotheshapeoffollower

3.5CamProfileDesign

3.5.1Designofcamprofilebymapping

Chapter4Designofgear5

4.1Mappingandstructuralanalysisofgear

4.1.1Analysisoftheworkofthetransmissionsystem

4.2AnalysisandCalculationofTransmissionSports

4.2.1Determinethemotortype

4.2.2Calculationoftransmissiongearratioandefficiency

4.2.3Calculationoftheshaft’sspeedpowerandtorque

4.3Thedesignofhigh-speedstagegear

4.3.1Bygearsurfacecontactstrengthdesign

4.3.2Designbytoothrootstrength

4.4Designoflow-levelgear

4.4.1Selectegear’stype,materialandnumberofteeth

4.4.2StrengthDesignbyGearSurfaceContact

4.4.3Designbytoothrootstrength

4.5ParameterTableGear38

4.6ShaftDesign39

4.6.1Thestructuraldesignoftheshaft39

4.6.2ShaftCheckCalc