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볼 타입 등속조인트의 케이지 접촉력 최적화에 관한 연구
유창범(Changbum Yu),김성현(Sunghyun Kim),오병기(Byungki Oh) 한국자동차공학회 2012 한국자동차공학회 학술대회 및 전시회 Vol.2012 No.11
Ball type CV joint is an automotive part transferring power of an automotive engine to a wheel. Among internal parts of CV joint a cage is easy to break by powerful torque of an automotive engine. In this paper the research for reducing contact forces on a cage is performed by the optimization analysis using the ADAMS multi-body dynamic model. In order to find influential main factors among design factors consisting of CV joint, effect analysis is performed using DOE with Minitab. And the optimization analysis is performed by selected main factors, design space and constraints using ARSM(Adaptive Response Surface Method) in HyperStudy.
Tirpod Constant Velocity Joint(TJ)의 PR에 관한 다물체 동역학 해석
유창범(Changbum Yu),배병철(Byoungchul Bae),박정률(Jeonglyul Park) 한국자동차공학회 2009 한국자동차공학회 학술대회 및 전시회 Vol.2009 No.11
Constant velocity joints in automobiles have been used as important parts that transmit touque from a transmission to wheel. They are classified as plunge type and fixed type joints. The plunge type joints have two important phenomena called the GAF(Generated Axial Force) and the PR(Plunging Resistence) to cause NVH(Noise Vribration Harshness) problems of an automobile. Especially the PR is known as the basic cause of an idle booming phenomenon which generates automobile body vibrations and noise in a stopped automatic transmission vehicle with “D”(Drive) mode, which make worse the riding comfort of an automobile. Therefore many manufacturers producing constant velocity joints have researched the way to reduce the PR of their products. In this paper, the dynmaic model of TJ (the typical plunge type joint) including the kinematic, contact and friction model is used to simulate the PR. The multi-body dynamic analysis of TJ is conducted by using MSC.ADAMS and the result of the analysis is compared with the experimental results to verify the dynamic model of TJ. Cosequently the developed dynamic model of TJ is able to predict properly the PR and used to study design parameters.