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    • 4. 发明申请
    • DEVICE AND METHOD FOR TESTING RIGIDITY AND NON-LINEAR RELATIONSHIP OF COUPLING INTERFACE FOR CYLINDRICAL FITTING
    • 用于测试圆柱形接头的耦合接口的刚度和非线性关系的装置和方法
    • US20150300910A1
    • 2015-10-22
    • US14237336
    • 2011-10-27
    • Yumei HuangYao LiuYe HuiGuangpeng ZhangChuang Gao
    • Yumei HuangYao LiuYe HuiGuangpeng ZhangChuang Gao
    • G01M5/00
    • G01M5/0075
    • A device and a method for testing the rigidity and non-linear relationship of the coupling interface for cylindrical fitting including an axial loading assembly which is provided along a horizontal central line within a side wall of a frame test bench and contacting with the test-piece shaft via a steel ball, a radial loading assembly downward provided along a vertical central line of top board of the frame test bench, a tip of a perpendicular loading part of the radial loading assembly extending into the outer housing of the test-piece housing fixed on an upper plane of a bottom wall of the frame test bench, with the test-piece shaft and the test-piece housing fitted and connected to each other via a coupling interface for cylindrical fitting; a plurality of displacement sensors fixed on the test-piece housing, and test heads of respective displacement sensor assembly aiming at the test-piece shaft.
    • 一种用于测试用于圆柱形接头的联接接口的刚度和非线性关系的装置和方法,包括沿着框架试验台的侧壁内的水平中心线设置的轴向加载组件,并与试验片 轴,其沿着框架测试台的顶板的垂直中心线向下设置的径向加载组件,所述径向加载组件的垂直装载部分的尖端延伸到所述试件壳体固定的外壳体中 在框架试验台的底壁的上平面上,试件轴和试件壳体通过用于圆柱形配合的联接接口彼此配合和连接; 固定在试件壳体上的多个位移传感器和针对试验轴的各个位移传感器组件的测试头。
    • 5. 发明授权
    • Device and method for testing rigidity and non-linear relationship of coupling interface for cylindrical fitting
    • 用于测试圆柱形接头耦合接口的刚度和非线性关系的装置和方法
    • US09304057B2
    • 2016-04-05
    • US14237336
    • 2011-10-27
    • Yumei HuangYao LiuYe HuiGuangpeng ZhangChuang Gao
    • Yumei HuangYao LiuYe HuiGuangpeng ZhangChuang Gao
    • G01M5/00
    • G01M5/0075
    • A device and a method for testing the rigidity and non-linear relationship of the coupling interface for cylindrical fitting including an axial loading assembly which is provided along a horizontal central line within a side wall of a frame test bench and contacting with the test-piece shaft via a steel ball, a radial loading assembly downward provided along a vertical central line of top board of the frame test bench, a tip of a perpendicular loading part of the radial loading assembly extending into the outer housing of the test-piece housing fixed on an upper plane of a bottom wall of the frame test bench, with the test-piece shaft and the test-piece housing fitted and connected to each other via a coupling interface for cylindrical fitting; a plurality of displacement sensors fixed on the test-piece housing, and test heads of respective displacement sensor assembly aiming at the test-piece shaft.
    • 一种用于测试用于圆柱形接头的联接接口的刚度和非线性关系的装置和方法,包括沿着框架试验台的侧壁内的水平中心线设置的轴向加载组件,并与试验片 轴,其沿着框架测试台的顶板的垂直中心线向下设置的径向加载组件,所述径向加载组件的垂直装载部分的尖端延伸到所述试件壳体固定的外壳体中 在框架试验台的底壁的上平面上,试件轴和试件壳体通过用于圆柱形配合的联接接口彼此配合和连接; 固定在试件壳体上的多个位移传感器和针对试验轴的各个位移传感器组件的测试头。
    • 7. 发明申请
    • MULTI-AXLE JOINT SHIFTING LOADING APPARATUS FOR PROCESSING CENTER AND DETECTION METHOD FOR STATIC STIFFNESS DISTRIBUTION
    • 用于加工中心的多轴联轴器移载装置和静态分布的检测方法
    • US20130111981A1
    • 2013-05-09
    • US13811257
    • 2011-08-04
    • Yumei HuangXingang YangYe HuiRui Zhao
    • Yumei HuangXingang YangYe HuiRui Zhao
    • G01N3/40
    • G01N3/40B23Q17/00B23Q2230/002G01M99/007
    • Disclosed is a processing center multi-axis joint deflection loading apparatus comprising a load-receiving test piece and a load-exerting component. The load-exerting component is constituted by a steel ball, a cap, a ball socket, a bent board, a force sensor, a connection component A, and a connection component B. The connection component A is fixedly connected to a blade handle of the processing center; the blade handle is pulled tight within a bored hole on a main axle; and the connection component A is connected to a main housing via the connection component B. In a method using the apparatus for an inspection of static stiffness distribution, by means of a multi-axle joint movement, moving the load-exerting component and the load-receiving test piece to a preset loading position, allowing the normal at a load-receiving point on a load-receiving face of the load-receiving piece to be aligned with the axis of the ball socket; with the amount of shift measured by position-shift sensors fitted on the main axle, the main axle housing, and a working platform, and the amount of simulated load measured by the force sensor of the loaded-exerting component, deriving a stiffness measurement of the load-exertion position under a simulated load; changing the load-exertion position by means of a multi-axle joint movement, repeating in sequence the previous steps, thus deriving a stiffness distribution under the simulated load.
    • 公开了一种加工中心多轴接合偏转加载装置,其包括承载试验片和载荷施加部件。 负载施加部件由钢球,盖,球窝,弯曲板,力传感器,连接部件A和连接部件B构成。连接部件A固定地连接到 加工中心; 刀柄在主轴上的钻孔内被拉紧; 并且连接部件A经由连接部件B连接到主壳体。在使用用于检查静刚度分布的装置的方法中,通过多轴关节运动,使负载施加部件和负载 接收试件到预设加载位置,允许负载接收件的承载面上的载荷接收点处的法线与球窝的轴线对齐; 通过安装在主轴,主轴壳体和工作平台上的位置换档传感器测量的换档量以及由负载运动部件的力传感器测量的模拟负载量,导出刚度测量值 模拟载荷下的载荷作用位置; 通过多轴关节运动改变载荷消耗位置,依次重复先前的步骤,从而导出模拟载荷下的刚度分布。
    • 8. 发明授权
    • Common mode voltage extraction circuit
    • 共模电压提取电路
    • US07570115B2
    • 2009-08-04
    • US11904803
    • 2007-09-28
    • Ye Hui SunJiang Li Xin
    • Ye Hui SunJiang Li Xin
    • H03F3/45
    • H03F3/45183H03F3/45641H03F2203/45008H03F2203/45082H03F2203/45644H03F2203/45681H03F2203/45702
    • Consistent with the present invention, there is provided a circuit for extracting a common mode voltage of an input signal. The device may include an operational amplifier having an output, at least one negative input and at least one positive input, a first transistor, and a second transistor. A terminal of the first transistor may be coupled to the output of the operational amplifier. A terminal of the second transistor may be coupled to a terminal of the first transistor and the at least one positive input of the operational amplifier to create a negative feedback loop. The device may further include a common mode output, wherein the negative feedback loop extracts the common mode voltage of the input signal, the common mode voltage of the input signal being output at the common mode output. The device consistent with the present invention may provide the common mode voltage of the input signal without using any resistors, and while only occupying a small die area.
    • 根据本发明,提供了一种用于提取输入信号的共模电压的电路。 该器件可以包括具有输出,至少一个负输入和至少一个正输入,第一晶体管和第二晶体管的运算放大器。 第一晶体管的端子可以耦合到运算放大器的输出端。 第二晶体管的端子可以耦合到第一晶体管的端子和运算放大器的至少一个正输入端以产生负反馈回路。 该装置还可以包括共模输出,其中负反馈回路提取输入信号的共模电压,输入信号的共模电压在共模输出端输出。 与本发明一致的装置可以在不使用任何电阻的情况下提供输入信号的共模电压,并且仅占用小的裸片区域。