文档介绍：充值下载即送 CAD 图纸, QQ 36396305 I 摘要包装机是一个产品生产和外包的机器的统称,其主要功能是包装各种产品,而包装机推包机构则是给包装机提供包装产品的机构,其主要功能就是从生产线将产品输送到包装机的相应入口,推包机构的运动是一个按一定轨迹的循环往复运动。它推送物品到达指定包装工作台,该机构取代了传统的人工移动物品,改善了工作效率低的缺点。本文所设计的推包机构,有回程一体的全自动化功能,其主要设计思路来自于对传统工艺的分解,然后按照相应功能的机构部件进行设计,对比,选定,以及优化组合。综合利用凸轮的往复运动,齿轮的传动运动,以及减速器的定值调速比的设定。再利用 Auto Cad 软件强大绘图功能,和Word 的编辑功能,把设计方案图文并茂,栩栩如生的展现出来。在本系统中, 用激光感应被包装工件并通过单片机对推包机构进行控制。激光测得被推物体确认到达后, 由感光板上发出脉冲, 通过 89C51 单片机及步进电动机驱动芯片 ULN2803 对步进电动机进行控制。同时被包装工件的件数由 LED 显示器显示。对推包机构则采用偏置滑块机构与盘形凸轮机构的组合机构相结合。其中,偏置滑块机构控制推头的水平方向上运动, 凸轮机构则控制推头垂直方向的运动。在本设计中,在推头回程过程中不影响下一个工件的到来,从而总体来讲提高了效率。关键词: 包装机;推包机构;减速机;齿轮充值下载即送 CAD 图纸, QQ 36396305 Abstract Packing machine isa machine ofa production and outsourcing collectively , Its main function is the packaging of various products , However, the packaging machine push package body is the institutions of packaging products , packaging machine , Its main function is to transport products from the production line to the corresponding entry of the packaging machine , the agency's movement isa movement of the cycle bya certain trajectory . The agency push items arrived at the designated packing table ,the agency replaces the traditional manual movable objects inefficiency .I designed the push package institution push package , return one of the fully automate d,i ts main design es from the position of traditional technology , then designed follow the corresponding function body parts, contrast , selected , and optimized. The use of the cam reciprocates , the movement of the gear drive , and the set value of the speed ratio of the reducer . The use of the powerful drawing features Auto Cad software and Word editing features, design illustrated , lifelike. In this system, l aser sensor packaging workpiece to push package institutions controlled by the microcontroller . Laser test object tobe driven to confirm arrival, photosensitive plate pulses , stepper motor controlled by the 89C51 microcontroller and stepper motor driver chip ULN2803 . The same time,