药品袋封装机的设计及分析.doc

分类号 密级 U D C 编号 本科毕业论文（设计） 题 目 药品袋封装机的设计与分析  药品袋封装机的设计与分析 摘要：药品袋封装机适用于日常生活用品、医疗用品、食用品、农药等行业的各种产品的灌装生产。它的特点是机内设有机械式传动，设计紧凑合理，外形简洁，制造简单，调节便利，同时采用PLC装置，具有计量功能。灌装容量和灌装速度均可在一定范围内进行调节，从而满足不同的生产需求。整台机械灵敏度较高，低速转矩大，结构稳定，抗干扰能力强。 药品袋封机由供料装置、供膜装置、传动系统、热封装置、切割装置等几部分组成。本次设计主要完成传动系统（包括链轮、齿轮、轴），物料计量装置、热封装置、切割装置及总体装配的结构设计，药品袋封机功能齐全，操作简便灵敏，包装质量完美，性价比高，安全卫生可靠。 关键词：药品袋封装机；传动系统；可调容积式计量盘装置；切割装置；热封装置 Design and analysis of the drug bag packaging machine Abstract：The drug bag packaging machine is suitable for filling a variety of products in daily necessities, medical supplies, food supplies, pesticides and other industries. It is characterized by a machine equipped with a mechanical drive, compact design reasonable, simple, Simple to manufacture and regulating facilities, while using the PLC device with metering function. Filling volume and filling speed can be adjusted within a certain range in order to meet different production needs. The overall machine has high sensitivity, low-speed torque, structural stability, anti-interference ability. The medicine bag packaging machine feed device for ink device, transmission, sealing devices, cutting device consisting of several parts. The design completion of the transmission system (including sprockets, gears, shafts), material measurement device, sealing devices, cutting device and the general assembly of structural design, medicine bag sealing machine function, the operation is simple, sensitive, perfect packaging quality, cost-effective high, health and safety and reliable. Key word: Medicine bag packaging machine；Transmission system；Adjustable displacement metering disk device ；Cutting device；Heat-sealing device  目 录 1、绪 论 1 1.1我国药品袋封装机机械现状 1 1.2我国封装机存在的主要问题 1 1.3我国包装机械存在的发展趋势 1 2、粉末立式包装机传动系统的设计 3 2.1 传动部分的设计简图 3 2.2电动机的计算与选用 3 2.2.1选择电动机的类型 3 2.2.2总传动比的分配 3 2.2.3 运动学计算 3 2.3减速器的选用 4 2.4机械无极调速的选用 5 2.5链转动的设计 5 2.5.1 链传动的特点 5 2.5.2链转动的张紧 6 2.5.3链传动的主要参数的设定 6 2.6齿轮传动设