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并联机床虚拟样机建模与加工过程动力学仿真
引用本文:赵云峰,程丽,祁荣先,赵永生. 并联机床虚拟样机建模与加工过程动力学仿真[J]. 系统仿真学报, 2010, 22(2)
作者姓名:赵云峰  程丽  祁荣先  赵永生
作者单位:1. 燕山大学机械工程学院,秦皇岛,066004;天津重型装备工程研究有限责任公司,天津,300457
2. 燕山大学机械工程学院,秦皇岛,066004;中国科学院沈阳自动化研究所机器人学国家重点实验室,沈阳,110016
3. 燕山大学机械工程学院,秦皇岛,066004
基金项目:河北省自然科学基金(503287)
摘    要:为了实现并联机床性能的真实预测,确保加工过程的安全性,提出了基于Adams的并联机床加工过程的动力学仿真方法。在包括螺旋副在内的仿真模型的各个运动关节加载了摩擦力,实现了仿真模型与实际机床的高度仿真;根据NC文件和切削参数,建立并联机床加工过程的切削力模型和运动控制模型,实现了机床加工零件全过程的动力学仿真。对5-UPS/PRPU并联机床的加工过程进行了仿真分析,仿真结果准确的预测了实际加工中可能出现的问题。该方法简单、准确、可靠、实用性强。

关 键 词:并联机床  切削力  摩擦力  动力学仿真  

Dynamic Simulation Modeling and Machining Simulation of Parallel Machine Tool
ZHAO Yun-feng ,,CHENG Li ,,QI Rong-xian ,ZHAO Yong-sheng. Dynamic Simulation Modeling and Machining Simulation of Parallel Machine Tool[J]. Journal of System Simulation, 2010, 22(2)
Authors:ZHAO Yun-feng     CHENG Li     QI Rong-xian   ZHAO Yong-sheng
Affiliation:ZHAO Yun-feng 1,2,CHENG Li 1,3,QI Rong-xian 1,ZHAO Yong-sheng 1 (1.School of Mechanical Engineering,Yanshan University,Qinhuangdao 066004,2.CFHI Tianjin Heavy Equipment Engineering Research Co.,Ltd,Tianjin 300457,3.State Key Laboratory of Robotics,Shenyang Institute of Automation,Chinese Academy of Sciences,Shenyang 110016,China,)
Abstract:A new method for dynamic simulation of the process of cutting was proposed in order to forecast the performance of the parallel machine tool and ensure safety of the cutting process.Adding friction to all joints including screw joints realized the simulation model perfectly according with the real machine tool.Then,motion controlling model and cutting force model were created according to numerical control files and cutting parameters.Importing the instance simulation on the machining process of 5-UPS/PRPU ...
Keywords:parallel machine tool  cutting force  friction force  dynamic simulation  
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