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    • 2. 发明申请
    • ROLLING CONTACT FATIGUE TESTER FOR INSPECTING THE SIMULATED WORKING CONDITION
    • 滚动接触疲劳试验机检查模拟工作条件
    • WO2007006210B1
    • 2007-02-22
    • PCT/CN2006001584
    • 2006-07-06
    • UNIV YANSHANYANG YULIN
    • YANG YULIN
    • G01N3/56
    • G01N3/56G01N2203/0204G01N2203/0246
    • An on-line rolling contact fatigue tester for inspecting the simulated working condition. Said tester comprises driving means, loading means, testing means, lubricant oil analysis and lubricating means and signal collecting means. Wherein, said testing means comprises a testing cavity and a temperature control cavity. Said temperature control cavity is interlinked with a transmission shaft. The lower end of said testing cavity is interference fitted with the end of said transmission shaft and set in the temperature cavity. An upper sample, a rolling element and a lower sample are set in the testing cavity. An abruptly stopping cam is set above the said upper sample, a needle thrust bearing is set on the upper surface of said cam and conjugated with the pressure block of a loading lever.
    • 一种在线滚动疲劳试验机,用于检查模拟工况。 所述测试仪包括驱动装置,装载装置,试验装置,润滑油分析和润滑装置以及信号采集装置。 其中所述测试装置包括测试腔和温度控制腔。 所述温度控制腔与传动轴相互连接。 所述测试腔的下端与所述传动轴的端部干涉并设置在温度腔中。 将上样品,滚动元件和下样品放置在测试腔中。 突起停止凸轮设置在所述上​​部样品上方,将针推力轴承设置在所述凸轮的上表面上并与加载杆的压力块共轭。
    • 5. 发明公开
    • Axial plunger pump with double endface oil distribution.
    • Axialkolbenpumpe mitÖlansaugungdurch beide Endseiten des Kolbens。
    • EP0205831A2
    • 1986-12-30
    • EP86105934
    • 1986-04-30
    • UNIV YANSHAN
    • DESHENG WEN
    • F04B1/20
    • F04B1/2014F04B1/2064
    • Present invention relates to hydraulic pump. It integrates the principle of straight oil distributing plate and the principle of double endface oil distribution of swashplate together with such plunger pump design as swashplate pump, through shaft pump etc. By cutting slots and notches no pump casing, variable flow casing and introducing a branch intake passage on pump body to form two oil passages, an axial plunger pump with double endface oil distribution has been developed with new performance features. Said pump has advantages of self cooling, high self sucking capability good lubrication, simple construction, no pipe for leaked oil, high efficiency etc., its service life is also longer than currently used plunger pumps by more than 10 times. Based on present invention a new series of axial piston pumps can be developed and existing plunger pumps can be modified to obtain significant economical benefits.
    • 本发明涉及液压泵。 它将直油分配板的原理和斜盘双端面油分配的原理与斜盘泵的柱塞泵设计结合通过轴泵等。通过切割槽和槽口,没有泵壳,可变流量套管和引入分支 进气通道在泵体上形成两个油通道,具有双端面油分配的轴向柱塞泵已经开发出新的性能特征。 所述泵具有自冷,自吸性好,润滑性好,施工结构简单,无泄漏油管,效率高等优点,使用寿命也比目前使用的柱塞泵长10倍以上。 基于本发明,可以开发新的一系列轴向柱塞泵,并且可以修改现有的柱塞泵以获得显着的经济效益。
    • 8. 发明专利
    • INERTIAL REGULATION ACTIVE SUSPENSION SYSTEM BASED ON VEHICLE POSTURE DEVIATION, AND CONTROL METHOD THEREOF
    • CA3112415C
    • 2022-07-12
    • CA3112415
    • 2019-08-01
    • UNIV YANSHAN
    • ZHAO DINGXUANGONG MINGDELIU SHUANGZHANG ZHUXINSUN ZHIGUOYANG BINNI TAOGUO QINGHEYANG MENGKE
    • B60G17/018
    • Disclosed are an inertial regulation active suspension system based on vehicle posture deviation, and a control method therefor. The system comprises a vehicle body (13), an inertial measurement unit (1), an electronic control unit (11), a servo controller group (12), a plurality of wheels (2, 3, 4), suspension servo actuating cylinders (5, 6, 7) corresponding to the wheels on a one-to-one basis, and displacement sensors (8, 9, 10) for measuring the distance traveled of the suspension servo actuating cylinders (5, 6, 7). The electronic control unit (11) reads posture parameters of the vehicle body (13) measured by the inertial measurement unit (1), and calculates a deviation between the postures of the vehicle body (13) at the current moment and at the previous moment, and then outputs posture control parameters to the servo controller group (12). The servo controller group (12) controls the expansion of the suspension servo actuating cylinders (5, 6, 7) according to the posture control parameters and displacement feedback values of the displacement sensors (8, 9, 10), such that the center of mass of a vehicle moves along a straight line or a curved line when the vehicle is driven on an uneven road surface, and the posture of the vehicle is kept unchanged, so that vibration of the vehicle body (13) when the vehicle is driven on a complex road surface is reduced, and the driving speed, handling stability and driving smoothness of the vehicle are thus improved.