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    • 41. 发明专利
    • Method and instrument for measuring friction coefficient
    • 测量摩擦系数的方法和仪器
    • JP2014081252A
    • 2014-05-08
    • JP2012228565
    • 2012-10-16
    • Trinity Lab:Kk株式会社トリニティーラボ
    • NOMURA TOSHIONOMURA SHUHEIHOKKIRIGAWA KAZUOYAMAGUCHI KENSHIBATA KEI
    • G01N19/02
    • PROBLEM TO BE SOLVED: To provide a method and device for measuring a friction coefficient, which is capable of accurately measuring a friction coefficient in a friction system where a sliding speed is varied.SOLUTION: In the method for measuring a friction coefficient, a measurement object is slid on a floor surface by traction in a prescribed direction in a state where a measurement surface of the measurement object is in contact with the floor surface, and an external force acting on the measurement object during sliding is measured by a traction detector and an acceleration acting on the measurement object is detected, and a friction coefficient is obtained from the external force and the acceleration in accordance with formula μ=(F+m(gsinθ-a))/m(a+gcosθ) where ais an acceleration of the measurement object in a direction horizontal to the floor surface and ais an acceleration of the measurement object in a direction vertical to the floor surface.
    • 要解决的问题:提供一种测量摩擦系数的方法和装置,其能够精确地测量摩擦系统中滑动速度变化的摩擦系数。解决方案:在测量摩擦系数的方法中,测量 在测量对象的测量表面与地板表面接触的状态下,通过在指定方向上的牵引将物体滑动在地板表面上,并且通过牵引检测器测量在滑动期间作用在测量对象上的外力,并且 检测作用在测量对象上的加速度,根据公式μ=(F + m(gsin& aa; -a))/ m(a + gcos&aa),从外力和加速度获得摩擦系数,其中a 在与地板表面水平的方向上的测量对象的加速度和垂直于地板表面的方向上的测量对象的加速度。
    • 42. 发明专利
    • Friction testing device
    • 摩擦测试设备
    • JP2014016269A
    • 2014-01-30
    • JP2012154547
    • 2012-07-10
    • Kyowa Interface Science Co Ltd協和界面科学株式会社
    • UCHIUMI MAKOTO
    • G01N19/02
    • PROBLEM TO BE SOLVED: To provide a friction testing device capable of finely evaluating frictional characteristics of various objects.SOLUTION: A friction testing device 1 includes: a stage 40 which moves a sample 2 along a contact surface (top surface 2a) being in contact with a contact 3; an arm 30 which is arranged so as to freely swing around a swing center substantially in a horizontal direction (shaft center of a second support shaft 26) and has the contact 3 located on one end side of the swing center; a load generation unit (weight 36) which presses the contact 3 to the sample 2 to generate a load; a load receiving unit 34 which receives the load applied from the load generation unit to the contact 3; a force measuring instrument 50 which measures frictional force applied to the contact 3; and an attenuation unit 70 which attenuates vibration transmitted from the contact 3 to the load receiving unit 34.
    • 要解决的问题:提供能够精细评估各种物体的摩擦特性的摩擦试验装置。解决方案:摩擦试验装置1包括:阶段40,其沿接触面(顶面2a)接触移动试样2 与联系人3; 臂30,其布置成大致在水平方向(第二支撑轴26的轴心)的摆动中心周围自由摆动,并且具有位于摆动中心的一端侧的触点3; 负载产生单元(重量36),其将接触件3按压到样品2以产生负载; 负载接收单元34,其将从负载产生单元施加的负载接收到触点3; 测量施加到触点3的摩擦力的力测量仪器50; 以及衰减单元70,其衰减从接点3传递到负载接收单元34的振动。
    • 43. 发明专利
    • Apparatus for measuring frictional coefficient of road surface
    • 用于测量道路表面摩擦系数的装置
    • JP2013190326A
    • 2013-09-26
    • JP2012056784
    • 2012-03-14
    • Suzuki Motor Corpスズキ株式会社
    • YOKOI DAISUKE
    • G01N19/02
    • PROBLEM TO BE SOLVED: To provide a road surface frictional coefficient measuring apparatus capable of continuously measuring frictional coefficients of a road surface independently of a moving direction of a vehicle.SOLUTION: A frictional coefficient measuring apparatus 1 for measuring frictional coefficients of a traveling road surface of a vehicle includes: an intermediate plate 2 arranged under a floor of a vehicle body; a test piece 7 abutting on a road surface to generate frictional force between the road surface and the test piece 7; a first spring (fist depression member) 6 attached to the intermediate plate 2 to generate normal reaction by depressing the test piece 7 to the road surface; and a load cell 5 for measuring the magnitude of the normal reaction applied to the test piece 7 and an acting direction and magnitude of frictional force. The intermediate plate 2 is coupled with the vehicle body by a guide member 4 for limiting movement of the intermediate plate 2 in a vertical direction of the vehicle body, a second spring (second depression member) 3 for depressing the intermediate plate 2 in a road surface direction is arranged between the intermediate plate 2 and the vehicle body, and depression force of the second spring 3 is set smaller than depression force of the first spring 6.
    • 要解决的问题:提供一种能够独立于车辆的移动方向连续地测量路面的摩擦系数的路面摩擦系数测量装置。解决方案:一种用于测量行驶路面的摩擦系数的摩擦系数测量装置1 车辆的底板包括:设置在车体的地板下方的中间板2; 邻接在路面上以在路面和试验片7之间产生摩擦力的试验片7; 安装在中间板2上的第一弹簧(第一凹陷部件)6,通过将试件7压下到路面而产生正常反应; 以及用于测量施加到试验片7的正常反作用力的大小和摩擦力的作用方向和大小的称重传感器5。 中间板2通过用于限制中间板2沿车身垂直方向的移动的引导构件4与车体联接,用于将中间板2按压在道路中的第二弹簧(第二俯仰构件)3 表面方向配置在中间板2与车身之间,第二弹簧3的踏力设定得小于第一弹簧6的按压力。
    • 45. 发明专利
    • High-temperature friction and abrasion measuring apparatus
    • 高温摩擦和磨损测量装置
    • JP2013101105A
    • 2013-05-23
    • JP2012220189
    • 2012-10-02
    • National Institute For Materials Science独立行政法人物質・材料研究機構
    • GOTO MASAHIROKASAHARA AKIRATOSA MASAHIRO
    • G01N3/56G01N19/02
    • PROBLEM TO BE SOLVED: To provide a high-temperature friction and abrasion measuring apparatus capable of measuring friction at temperature of 800-1400°C.SOLUTION: A high-temperature friction and abrasion measuring apparatus includes: a heat generation part (5) which heats the inside of a high-temperature furnace; sample holding parts (7, 8) which hold a test sample (1); a friction and abrasion measuring part (3) which presses an indenter (2) on the surface of the test sample with predetermined pressing force to measure at least one of a friction coefficient, friction force, or a friction amount on the surface of the test sample; and heat rejection parts (9a, 9b) provided at furnace walls (9, 10) of the high-temperature furnace. A barrier (13) with a blocking property is provided between the heat generation part, and the sample holding parts and the friction and abrasion measuring part.
    • 要解决的问题:提供能够测量温度为800-1400℃的摩擦的高温摩擦和磨损测量装置。 解决方案:高温摩擦和磨损测量装置包括:加热高温炉内部的发热部分(5); 容纳测试样品(1)的样品保持部件(7,8); 摩擦和磨损测量部件(3),其以预定的压力按压测试样品表面上的压头(2)以测量测试表面上的摩擦系数,摩擦力或摩擦量中的至少一个 样品; 以及设置在高温炉的炉壁(9,10)处的散热部分(9a,9b)。 在发热部和试样保持部以及摩擦磨损测量部之间设置具有阻挡性的阻挡层(13)。 版权所有(C)2013,JPO&INPIT
    • 46. 发明专利
    • Simplified pendulum type friction coefficient measuring instrument
    • 简化的PENDULUM型摩擦系数测量仪器
    • JP2013096892A
    • 2013-05-20
    • JP2011241089
    • 2011-11-02
    • National Traffic Safety & Environment Laboratory独立行政法人交通安全環境研究所
    • MATSUSHIMA KAZUOOKADA TAKEOTSUKADA YUKI
    • G01N19/02
    • PROBLEM TO BE SOLVED: To measure a friction coefficient of the surface of road through simple work.SOLUTION: A simplified pendulum type friction coefficient measuring instrument 10 comprises: a base 11; a strut 12 extending upward from the base 11; a pendulum 14 which is provided to freely swing around the X axis horizontal to the strut 12 and swings up after passing above a roller XA1 which rotates around the X axis, by falling to swing toward the roller XA1; a contact piece 15 which is provided in a distal end of the pendulum 14, passes above the roller XA1 together with the pendulum 14 when the pendulum 14 passes above the roller XA1, and slides on the circumferential surface of the roller XA1; and a rotary encoder 18 which detects a swing angle of the pendulum 14 at the time point when the pendulum 14 falling from a reference position swings up most to the opposite side.
    • 要解决的问题:通过简单的工作来测量道路表面的摩擦系数。 解决方案:简化的摆式摩擦系数测量仪器10包括:基座11; 从基座11向上延伸的撑杆12; 摆锤14,其设置成绕X轴水平方向自由摆动到支柱12上,并且在通过绕着X轴旋转的辊XA1之后通过向着辊XA1的方向摆动而摆动; 当摆14经过辊XA1上方时,设置在摆锤14的远端的接触件15与摆锤14一起在辊XA1上方滑动,并在辊XA1的圆周表面上滑动; 以及旋转编码器18,其在摆锤14从基准位置下降到最上方的时间点检测摆锤14的摆动角度。 版权所有(C)2013,JPO&INPIT
    • 50. 发明专利
    • Friction testing method and friction testing device
    • 摩擦测试方法和摩擦测试设备
    • JP2012173119A
    • 2012-09-10
    • JP2011034999
    • 2011-02-21
    • Sumitomo Metal Ind Ltd住友金属工業株式会社
    • IIDA SUMIOGOTO KUNIOIMAMURA MASAMI
    • G01N3/56G01N19/02
    • PROBLEM TO BE SOLVED: To provide a friction testing method that can simulate damage to a tool used to manufacture a seamless steel pipe and evaluate performance of the tool and a lubricant which are actually used.SOLUTION: There is provided a friction testing method of simulating friction between a tool and a rolled material during manufacture of a seamless steel pipe, the friction testing method including rotating a first columnar test piece 1 and a second columnar test piece 2 on axes 1X, 2X respectively in a state in which the first test piece 1 and the second test piece 2 are held so that the axes 1X, 2X do not intersect while the first test piece 1 and the second test piece 2 are pressed against each other with an outer peripheral surface of the second test piece 2 brought into contact with an end surface of the first test piece 1.
    • 要解决的问题:提供可以模拟用于制造无缝钢管的工具的损坏并评估实际使用的工具和润滑剂的性能的摩擦试验方法。 解决方案:提供了一种在制造无缝钢管期间模拟工具和轧制材料之间的摩擦的摩擦试验方法,所述摩擦试验方法包括将第一柱状试验片1和第二柱状试验片2旋转到 在第一测试件1和第二测试件2被保持的状态下分别轴1X,2X,使得轴1X,2X在第一测试片1和第二测试片2彼此挤压时不相交 第二测试件2的外周表面与第一测试件1的端面接触。版权所有:(C)2012,JPO&INPIT