文档介绍：充值下载即送 CAD 图纸, QQ 36396305 I DK7732 线切割数控机床机械结构设计摘要电火花线切割加工( wire-EDM )是一种基于电火花加工技术的适应性流程加工技术,它可以被用在具有二维到三维复杂形状的而且是导电的原材料的加工上。电火花线切割加工技术是机电一体化技术,是机械、电工、电子、数控、自动控制、计算机应用等多门学科、专业知识的综合运用。我的设计课题是 DK7732 数控高速走丝电火花线切割机。 DK 为数控电加工机床, 77为电火花线切割机床, 32为机床工作台宽度。机床部分是电火花切割加工设备的主要组成部分,其中包括床身、坐标工作台、走丝机构。此次设计包括机床的总体布局设计,横向进给、纵向进给设计, 其中还包括齿轮的强度计算,滚珠丝杆较核,轴承寿命的验算。关键字: 电火花线切割加工,主轴运动,步进电机,走丝机构充值下载即送 CAD 图纸, QQ 36396305 II C WIRE-CUT MACHINMECHANICAL STRUCTURE DESIGNE A BSTRACT Wire electrical-discharge machining(wire-EDM) is an adaptation of the basic EDM process, which can be use for plex two-and-three-dimensional shapes through electrically conducting materials. The technology of wire electrical-discharge machining is the technology of mechatronics, and it is the integrate application of many subjects and professional knowledge, for example mechanism, electrician, electron, numerical control, auto control puter application. My design subject is DK7732 numerical control electrical-discharge perforation molding machining tool. DK means numerical control machining tool. 77 means wire electrical-discharge perforation molding machining tool. 32 means the width of tool ’s worktable. The design contains collectivity distribution design, landscape orientation feed design, portrait feed design, circumgyrate worktable design. It still includes intension calculation of gear wheel, the checking of ball bearing pole and the calculation of axis gearing life-span. Key words: Wire electrical-discharge machining,Principle axis motion , Step-by-step electromotor , C onstant tension structure for pound-speed wire cut electro-discharge machine 充值下载即送 CAD 图纸, QQ 36396305 III 目录前言............................................................................................................ 1 第1章总体方案设计............................................................................... 3 总体方案的拟定........................................................................... 3 主要参数的确定...........................