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International Journal of Mechanical Engineering and Applications

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Volume 8, Issue 2, April 2020

  • Externally Pressurized Thrust Spherical Bearing Performance Under Variable Lubricant Viscosity (Un-recessed Clearance Type)

    Ahmad Waguih Yacout Elescandarany

    Issue: Volume 8, Issue 2, April 2020
    Pages: 45-64
    Received: 19 March 2020
    Accepted: 7 April 2020
    Published: 28 April 2020
    DOI: 10.11648/j.ijmea.20200802.11
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    Abstract: In a previous study handling this subject, a series of six papers has been published covering the fitted type (equal radii of this sort of bearings) with its configurations in details. The present study handles the same subject investigating the clearance type of this sort of bearings starting with the un-recessed one. The clearance type of bearing... Show More
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  • Bearing Box Process Specification and Tooling Design

    Zhou Cong

    Issue: Volume 8, Issue 2, April 2020
    Pages: 65-74
    Received: 15 March 2020
    Accepted: 31 March 2020
    Published: 14 May 2020
    DOI: 10.11648/j.ijmea.20200802.12
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    Abstract: Reasonable process regulations and fixtures can ensure the high efficiency of parts processing and the economy of the enterprise. I started with data collection, then part analysis, then process design, then process specification design, and finally fixture design. In the process design, I obtained the best process route based on the experience of ... Show More
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  • Study on Optimization of Automobile Crash Box Considering the Influence of Strain Rate

    Chih-Keng Chen, Yu-Jie Ma

    Issue: Volume 8, Issue 2, April 2020
    Pages: 75-80
    Received: 20 April 2020
    Accepted:
    Published: 8 June 2020
    DOI: 10.11648/j.ijmea.20200802.13
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    Abstract: The strain rate is one of the main factors that determines the yield strength of the material, which has a great influence on the accuracy of the numerical simulation of the automobile crash box. The numerical simulation of the crash box considering the strain rate of the material is carried out, and found that the impact force on the longitudinal ... Show More
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