毕业设计（论文）定位磨齿专用工作台设计.doc

黄河科技学院毕业设计说明书 第 PAGE 38 页 毕业设计说明书 定位磨齿专用工作台设计 摘 要 定位磨齿专用工作台机电系统设计是一个开环控制系统,其结构简单，实现方便而且能够保证一定的精度，降低成本,是微机控制技术的最简单的应用。开环控制能充分的利用微机的软件、硬件功能以实现对机床的控制，使机床的加工范围扩大, 进一步提高机床的精度和可靠性。 本文机械部分采用步进电动机通过同步齿形带带动滚珠丝杠拖动工作台在直线滚动导轨副上运动，其中，步进电动机选用90BYG22602型号。工作台控制部分以S7-200 PLC为核心，作为主控器；选择步进电机配套驱动器MD-201驱动步进电动机实现加、 减速、急停等操作，从而实现对工作台的控制。 关键词：步进电动机，S7-200 PLC，工作台 Positioning?Grinding?Teeth?Dedicated?Workbench?Design Author:Zhou Zhuonan Tutor: Xue Dongbin Abstract Summary two-axis CNC Workbench is an open-loop control system for mechanical and electrical systems design, its structure is simple, easy and can guarantee a certain degree of accuracy, reduce costs, is the simplest application of microcomputer control technology. Open-loop control can make full use of computer software and hardware capabilities for control of the machine tool, machine tool machining range of expanded, further improve the accuracy and reliability of machine tools. Machinery section of this article adopts stepping motor by dragging the table in Timing belt?driven ball screw linear rolling guide on movement, of which, step motor selection 90BYG22602 model. Table control section S7-200 PLC microcontroller as the core, select stepping motor drive MD-201-drive stepper motors for operations such as addition, deceleration and emergency stop, enabling control over the table. Key words: Stepper motors, S7-200 PLC, Workbench 目录 TOC \o 1-3 \h \z \u HYPERLINK \l _Toc324432410 1 绪论 PAGEREF _Toc324432410 \h 1 HYPERLINK \l _Toc324432411 1.1 前言 PAGEREF _Toc324432411 \h 1 HYPERLINK \l _Toc324432412 1.2 机电一体化系统综述 PAGEREF _Toc324432412 \h 1 HYPERLINK \l _Toc324432413 1.2.1机电一体化系统的基本构成 PAGEREF _Toc324432413 \h 1 HYPERLINK \l _Toc324432414 1.2.2 机电一体化系统的核心技术 PAGEREF _Toc324432414 \h 3 HYPERLINK \l _Toc324432415 1.2.3机电一体化的发展趋势 PAGEREF _Toc324432415 \h 3 HYPERLINK \l _Toc324432416 2 总体方案设计 PAGEREF _Toc324432416 \h 5 HYPERLINK \l _Toc324432417 2.1 确定主要参数 PAGEREF _Toc324432417 \h