变速箱体加工工艺及夹具设计

下载后可任意编辑摘要在生产过程中, 使生产对象( 原材料, 毛坯, 零件或总成等) 的质和量的状态发生直接变化的过程叫工艺过程, 如毛坯制造, 机械加工, 热处理, 装配等都称之为工艺过程。在制定工艺过程中, 要确定各工序的安装工位和该工序需要的工步, 加工该工序的机车及机床的进给量, 切削深度, 主轴转速和切削速度, 该工序的夹具, 刀具及量具, 还有走刀次数和走刀长度, 最后计算该工序的基本时间, 辅助时间和工作地服务时间。关键词: 工序, 工位, 工步, 加工余量, 定位方案, 夹紧力下载后可任意编辑AbstractEnable producing the target in process of production (raw materials, the blank , state of quality and quantity on part become always ) take place direct course of change ask craft course, if the blank is made, machining, heat treatment , assemble etc. and call it the craft course. In the course of making the craft , is it confirm every erector location and worker step that process need this of process to want, the locomotive of processing , this process , and the entering the giving amount of the lathe, cut depth , the rotational speed of the main shaft and speed of cutting, the jig of this process, the cutter and measuring tool, a one hundred sheets of number of times still leaves and a one hundred sheets of length leaves, calculate basic time of this process , auxiliary time and service time of place of working finally. Keyword: The process worker one worker's step the surplus of processing orient the scheme clamp strength下载后可任意编辑下载后可任意编辑第 1 章 绪言箱体零件是机器或部件的基础零件,它把有关零件联结成一个整体,使这些零件保持正确的相对位置,彼此能协调地工作.因此,箱体零件的制造精度将直接影响机器或部件的装配质量,进而影响机器的使用性能和寿命.因而箱体一般具有较高的技术要求.由于机器的结构特点和箱体在机器中的不同功用,箱体零件具有多种不同的结构型式,其共同特点是:结构形状复杂,箱壁薄而不均匀,内部呈腔型;有若干...