电子拉力弹簧试验机的设计毕设毕业论文.doc

毕业设计 题 目 摘 要 电子拉力弹簧试验机，主要用于测试弹簧或者其他弹性器件的受力与变形之间的量值关系，确定试件的品质，进而对试件的加工工艺、工序是否合理做出正确的判断，为合理修正、提高工序能力提供科学依据。本产品主要应用于弹簧制造、低压电器、家用电器、轻工纺织、军工机械、科研、院校等部门。 本电子拉力弹簧试验机采用伺服电机作为动力源，为了增大传动比，采用蜗轮蜗杆减速机减速，滚珠丝杠系统制造精密，稳定可靠，用单片机实现对电机转速的控制，可随时控制压盘上下移动的距离，能够实现手动加载，具有超行程保护功能。整机框架采用封闭式结构，结构紧密，造型美观，安全可靠、操作方便。 本次毕业设计在充分了解试验机知识的基础上，整合了电子拉力弹簧试验机的优点，对普遍存在的问题进行了改善，做了进一步提高。 关键词：试验机；弹簧；单片机；伺服电机； ABSTRACT Electronic tensile spring testing machine,Mainly used to test the springs or other elastic devices between force and deformation value relationship，的determine the quality of the specimen,And then process the specimen, whether it is reasonable procedures to make the right judgments, reasonable amendments to improve the process capability to provide scientific evidence.This product is mainly used in spring manufacture, low-voltage electrical appliances, household appliances, light textile, military machinery, scientific research institutions and other departments. The electronic tensile test machine using servo motor as a power source，To increase the transmission ratio，Worm gear reducer used，Manufacture of precision ball screw systems，Stable and reliable，With MCU control of motor speed，，Control the pressure plate can move up or down at any distance，，Can be achieved manually loaded,With over-travel protection。Machine frame is made of closed-end structure，Compact, attractive appearance, safe, reliable, easy to operate. The graduation based on in the full knowledge and understanding of the test machine，The integration of electronic tensile test machine springs advantages，Issues of common improvements made to further improve. Key words： testing machine; spring; SCM; servo motor; 目 录 摘要……………………………………………………………..…….….…………….. .I ABSTRACT………….……………….……………………..…………….II 1 前言……….…………………………………………………………….….……………..1 1.1国内外研究现状、水平及存在的问题................………….………….………..1 1.2选题目的目的及意义.........................……….......…………….………….………..1 1.3 实施方案及主要研究方案..........…………………………….…....……..………1 1.4课题创新之处....