食品包装热成型机电动八杆开合模机构的运动及受力分析  

Motion and force analysis of mold open-closing mechanism with electric eight-bar for food packaging thermoforming machine

作　　者：谢志刚[1] 陈小芹[1] 许智扬 XIE Zhigang;CHEN Xiaoqin;XU Zhiyang(Shantou Polytechnic College,Shantou,Guangdong 515078,China;Guangdong Yiming Machinery Technology Co.,Ltd.,Chaozhou,Guangdong 521000,China)

机构地区：[1]汕头职业技术学院,广东汕头515078 [2]广东依明机械科技有限公司,广东潮州521000

出　　处：《食品与机械》2024年第1期90-94,共5页Food and Machinery

基　　金：广东省教育厅“机电一体化技术”高水平专业群项目(编号:GSPZYQ2020030);广东省普通高校重点领域专项(高端装备制造)(编号:2023ZDZX3084)。

摘　　要：目的:解决热成型机的核心部件开合模机构相关杆件设计及其分析技术难题。方法:运用解析法阐述了一种热成型机的电动八杆开合模机构的运动和受力分析。结果:基于实例计算得到执行滑块位移与曲柄转角关系曲线,并进一步推导了速度和加速度变化规律;同时还揭示了片材挤压阶段的理论合模力和各杆件受力变化趋势及特点。结论:实现了在不具备专业软件的条件下对电动八杆开合模机构的分析,缩短了设计和试制周期。Objective:To solve the technical problems in the design and analysis of the core parts of the mold open-closing mechanism related rod.Methods:The motion and force analysis of mold open-closing mechanism with an electric eight-bar was described in detail by using the analytical method.Results:Based on the example calculation,the relationship curve between the displacement of the slider and the crank angle was obtained,and the variation law of velocity and acceleration was further deduced.Meanwhile,the theoretical clamping force,the changing trend and the characteristics of each member force in the sheet extrusion process were analyzed.Conclusion:The method solves the implemented analysis of the electric eight-bar linkage mechanism without the need for professional software,shortening the design and prototyping cycles.

关 键 词：热成型机 开合模机构 八杆 连杆机构 食品包装 

分 类 号：TS206.5[轻工技术与工程—食品科学]