植树挖坑机减速箱设计(30.doc

泰山学院学士学位论文（设计）摘要PAGEII泰山学院本科毕业论文植树挖坑机减速箱设计（30.625kw）所在学院机械与工程学院专业名称机械设计制造及其自动化申请学士学位所属学科工学年级二〇一一级（3+2）学生姓名、学号徐士友2011170280指导教师姓名、职称季绍琨副教授完成日期二〇一三年五月摘要摘要提高森林覆盖率,改善生态环境,必须大力开展植树造林，增加园林绿化等。而人工速度较慢且效率较低费时费力，而机械化则能最大限度提高生产率,降低生产成本,实现高效的造林。这次毕业设计对东方红拖拉机带动的挖坑机进行研究。挖坑机就是重要的机械化造林设备之一。针对我国林区复杂多变的林地条件和土壤类型,研发不同类型的挖坑机。本文研究的挖坑机是针对我国南方丘陵，山地条件挖坑植树的需要，并运用现代设计方法，设计思想，创新研制出高性能低成本，高效率移动式植树挖坑机。本文首先对挖坑机的发展前景和方向做了简单的讨论。其次对植树挖坑机从结构原理、动力选择提升机构设计减速器设计进行阐述，主要对减速器设计进行阐述。关键词：植树挖坑机；减速器；效率；结构：设计abstractAbstractABSTRACTIncreasetheforestcoveragerate,improvetheecologicalenvironment,mustvigorouslycarryoutafforestation,landscaping,etc.Andartificialslowerandlowerefficiencyoftime-consuming,laboriousandmechanizationtomaximizeproductivity,reduceproductioncostandrealizeefficientforestation.Thegraduationdesignofdongfanghongtractordrivetheearthaugerisstudied.Earthaugeristheimportantoneofafforestationofmechanizedequipment.Aimingatthecomplexwoodlandforestconditionsandsoiltypes,researchanddevelopmentofdifferenttypesofdiggingmachines.Diggingmachinesofthisstudyisaimingatsouthernhilly,mountainousconditionshavedugapittoplanttrees,andusingthemoderndesignmethods,designideas,innovationtodevelophigh-performance，low-cost,highlyefficientmobileearthaugertoplanttreesAtfirst,thispaperprospectsanddirectionforthedevelopmentofthediggingmachinestodoasimplediscussion.Nexttotheholediggerfromstructureprinciple,powerselectionliftinggearreducerdesign.Keywords:diggingholestoplanttreesmachine；gearreducerdesign；Efficiency；Structure；Design目录泰山学院毕业设计Ⅲ目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc358061981"目录PAGEREF_Toc358061981\hIIHYPERLINK\l"_Toc358061982"1引言PAGEREF_Toc358061982\h1HYPERLINK\l"_Toc358061983"2设计概述PAGEREF_Toc358061983\h2HYPERLINK\l"_Toc358061984"2.1挖坑机的选择PAGEREF_Toc358061984\h2HYPERLINK\l"_Toc358061985"2.2设计内容PAGEREF_Toc358061985\h3HYPERLINK\l"_Toc358061986"2.3挖坑机设计要求PAGEREF_Toc358061986\h3HYPERLINK\l"_Toc358061987"3挖坑机的设计PAGEREF_Toc358061987\h4HYPERLINK\l"_Toc358061988"3.1结构设计