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1. 发明专利

JP2014035720A Friction coefficient estimation device, friction coefficient estimation method and friction coefficient estimation program 审中-公开
标题翻译：摩擦系数估计装置，摩擦系数估计方法和摩擦系数估计方案
公开(公告)号：JP2014035720A
公开(公告)日：2014-02-24
申请号：JP2012177812
申请日：2012-08-10
申请人： Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Jtekt Corp , 株式会社ジェイテクト
发明人： SUZUKI ATSUSHI , SUGIURA TOSHIKI , MIZUNO MIKI , KOBAYASHI HISASHI
IPC分类号： G06F17/50
摘要： PROBLEM TO BE SOLVED: To provide a technique for estimating based on physical basis, the friction coefficient in an axial direction of a cylindrical component such as a needle roller especially in a region where the slide velocity is extremely small.SOLUTION: A friction coefficient estimation device 1 includes: transition angle setting means 22 that sets a transition angle which is a skew angle when the thrust load is constant; a transition speed setting means 23 that sets a provisional value of a transition speed which is a slide velocity of normal rotation in an axial direction when the skew angle is transition angle; dynamic friction coefficient setting means 24 that sets a dynamic friction coefficient which is a steady-state value of the slide friction coefficient; relationship calculation means 26 that calculates a linear relationship between the skew angle and the slide velocity by means of mechanism analysis using the provisional value of the transition speed; and friction coefficient calculation means 27 that calculates the transition speed corresponding to transition angle and the relationship between the slide velocity and the slide friction coefficient from the transition speed and the dynamic friction coefficient in the calculated linear relationship.
摘要翻译：要解决的问题：提供一种基于物理基础的估计技术，特别是在滑动速度非常小的区域中的诸如滚针的圆柱形部件的轴向方向上的摩擦系数。解决方案：摩擦系数估计装置1包括：过渡角设定装置22，其设定推力载荷恒定时的倾斜角度的过渡角度; 过渡速度设定单元23，当倾斜角度为过渡角时，设定作为轴向的正常旋转的滑动速度的过渡速度的临时值; 动态摩擦系数设定单元24，其设定作为滑动摩擦系数的稳态值的动摩擦系数; 关系计算装置26，其通过使用过渡速度的临时值的机构分析来计算倾斜角度和滑动速度之间的线性关系; 以及摩擦系数计算单元27，根据计算出的线性关系，根据过渡速度和动摩擦系数，计算与过渡角对应的转变速度和滑动速度与滑动摩擦系数的关系。

2. 发明专利

JP2013029195A Motor driving force transmission device 审中-公开
标题翻译：电机驱动力传动装置
公开(公告)号：JP2013029195A
公开(公告)日：2013-02-07
申请号：JP2012048065
申请日：2012-03-05
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： KORENAGA KENJI , TAKAI TOMOYOSHI , TAKUNO HIROSHI , SUZUKI KUNIHIKO , NOMURA KEITA , KOBAYASHI HISASHI , ONOZAKI TORU , TAGAMI MASAHARU
IPC分类号： F16H57/022 , F16H1/32
CPC分类号： B60K6/50 , B60K17/046 , B60K17/14 , B60L11/14 , B60L15/20 , B60L2240/421 , B60L2240/423 , B60L2240/486 , B60L2260/28 , B60L2270/142 , B60L2270/145 , F16H1/32 , F16H48/08 , F16H57/028 , F16H2001/325 , F16H2057/0221 , Y02T10/645 , Y02T10/70 , Y02T10/7077 , Y02T10/72 , Y02T10/7275 , Y10S903/902
摘要： PROBLEM TO BE SOLVED: To provide a motor driving force transmission device that can restrain the occurrence of NV.SOLUTION: This motor driving force transmission device 1 includes: an electric motor 4 having a motor shaft 42 with an eccentric part for generating and outputting motor torque for operating a differential mechanism part; and a bearing mechanism having a ball bearing 34 interposing between one side end part in the axial direction of a housing 2 and one side end part in the axial direction of a differential case 30, a ball bearing 35 interposing between the other side end part in the axial direction of the differential case 30 and one side end part in the axial direction of the motor shaft 42, and a ball bearing 46 interposing between the other side end part in the axial direction of the housing 2 and the other side end part in the axial direction of the motor shaft 42. In the bearing mechanism, an axial load is applied to the ball bearings 34, 35 and 46 by a spring 48.
摘要翻译：要解决的问题：提供可以抑制NV的发生的电动机驱动力传递装置。该电动机驱动力传递装置1包括：电动机4，具有电动机轴42，该电动机轴42具有用于产生并输出用于操作差速机构部分的电动机转矩的偏心部; 以及轴承机构，其具有插入壳体2的轴向的一个侧端部与差速器壳体30的轴向的一个侧端部之间的滚珠轴承34，插入在另一侧端部之间的滚珠轴承35 差速器壳体30的轴向方向和电动机轴42的轴向的一个侧端部，以及在壳体2的轴向方向上的另一侧端部与另一侧端部之间插入的球轴承46 电机轴42的轴向。在轴承机构中，弹簧48向球轴承34,35和46施加轴向载荷。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2010126100A Method for designing steering mechanism 有权
标题翻译：设计转向机构的方法
公开(公告)号：JP2010126100A
公开(公告)日：2010-06-10
申请号：JP2008305366
申请日：2008-11-28
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： SHIBATA HIDENORI , KOBAYASHI HISASHI
IPC分类号： B62D3/12 , B62D5/04 , F16H19/04 , F16H55/28
摘要： PROBLEM TO BE SOLVED: To provide a method for designing a steering mechanism capable of suppressing the occurrence of vibration and noise, contributing to the improvement of steering feeling, and optimizing a design data. SOLUTION: The designing method is a method for setting a design data of a rack tooth 9 and a pinion tooth 8 to the value for satisfying a predetermined performance data in a rack-and-pinion type steering mechanism 11 having the rack tooth 9 of a rack shaft 10 and the pinion tooth 8 of a pinion shaft 7 meshing with each other. The design method includes a step for setting a temporary value for the design data, a step for obtaining a performance data value by substituting the temporary value into the variable in a calculation formula for calculating the performance data with the design data as a variable, and a step for determining admission of the performance data value obtained. The performance data includes an oscillating torque for oscillating the rack shaft 10 around the axis line 37 thereof in association with the meshing of the rack tooth 8 with the pinion tooth 9. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够抑制振动和噪声的发生的转向机构的设计方法，有助于改善转向感和优化设计数据。解决方案：设计方法是将齿条齿9和小齿轮齿8的设计数据设定为具有齿条齿的齿条 - 小齿轮型转向机构11中满足预定性能数据的值的方法齿条轴10的齿条9和小齿轮轴7的小齿轮齿8彼此啮合。该设计方法包括用于设计设计数据的临时值的步骤，用于通过将设计数据作为变量来计算性能数据的计算公式中将临时值替换为变量来获得性能数据值的步骤，以及确定获得的演奏数据值的入场的步骤。演奏数据包括与齿条齿8与小齿轮齿9的啮合相关联的用于使齿条轴10围绕其轴线37摆动的摆动扭矩。（C）2010，JPO＆INPIT

4. 发明专利

JP2009172695A Grinding machine and grinding method 审中-公开
标题翻译：研磨机和研磨方法
公开(公告)号：JP2009172695A
公开(公告)日：2009-08-06
申请号：JP2008011980
申请日：2008-01-22
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： OKUBO SATOSHI , KOBAYASHI HISASHI , YOSHIMI TAKAYUKI
IPC分类号： B23G1/36 , B24B53/08
摘要： PROBLEM TO BE SOLVED: To provide grinding machine and grinding method allowing reduction of size and cost to form a male screw by grinding a screw groove on an outer peripheral surface.
SOLUTION: This grinding machine is provided with main spindle devices 20 and 30 for holding a cylindrical or columnar workpiece 100 to be rotatable around a spindle and a grinding wheel 43 arranged to be relatively movable in Z-axis direction and X-axis direction in relation to the main spindle devices 20 and 30 and rotatable around a center shaft, to form the male screw 100 by grinding the screw groove 101 on the outer peripheral surface of the workpiece 100 by the rotated grinding wheel 43. The screw groove 101 of the male screw 100 is ground by setting an inclination angle Σ of the center shaft of the grinding wheel 43 in relation to a screw shaft 102 of the male screw 100 to be an angle different from a lead angle γ of the male screw 100.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供研磨机和研磨方法，通过研磨外周面上的螺纹槽，可以减小尺寸和成本以形成外螺纹。解决方案：该研磨机设置有主轴装置20和30，用于保持圆柱形或圆柱形的工件100可围绕主轴旋转，砂轮43布置成在Z轴方向上可相对移动，X轴相对于主轴装置20,30的方向并且能够围绕中心轴旋转，通过利用旋转的砂轮43研磨工件100的外周面上的螺纹槽101来形成外螺纹100。螺纹槽101 通过将砂轮43的中心轴相对于外螺纹100的螺纹轴102的倾斜角度Σ设定为与外螺纹100的导程角γ不同的角度来研磨外螺纹100。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2013213575A Speed reduction mechanism, and motor torque transmission device including the same 有权
标题翻译：减速机构和包括其的电动机扭矩传动装置
公开(公告)号：JP2013213575A
公开(公告)日：2013-10-17
申请号：JP2012250087
申请日：2012-11-14
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： TAKUNO HIROSHI , SUZUKI KUNIHIKO , NOMURA KEITA , KOBAYASHI HISASHI , ONOZAKI TORU , TAGAMI MASAHARU
IPC分类号： F16H1/32 , F16H48/08 , H02K7/116
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide a speed reduction mechanism capable of achieving cost reduction and long life of a bearing, and a motor torque transmission device including the same.SOLUTION: In a state where an outer peripheral surface 500d of a projection part 50d is brought into contact with an inner peripheral surface 23a of a projection part 23 of a first housing element 20 by movement of an input member 50 on a line orthogonal to a rotational axis O and an axis O, since an outer ring 541 and an inner ring 540 are fitted to a center hole 50a and an eccentric part 42a respectively with a gap in the radial direction of a motor shaft 42, a size Lbetween the axis Oand an axis O' is set to {(d-D)+(D-d)+G}/2≥Lwhich is equal to or less than a half of a size {(d-D)+(D-d)+G} obtained by adding together a diameter difference d-Dbetween the outer diameter Dof a ball bearing 54 and the inner diameter dof the center hole 50a, a diameter difference D-dbetween the inner diameter Dof the ball bearing 54 and the outer diameter dof the eccentric part 42a, and the operation clearance Gof internal clearance of the ball bearing 540.
摘要翻译：要解决的问题：提供一种能够实现成本降低和轴承寿命长的减速机构，以及包括该减速机构的电动机转矩传递装置。解决方案：在突出部50d的外周面500d为通过输入构件50在与旋转轴线O和轴线O正交的线上的移动而与第一壳体元件20的突出部23的内周表面23a接触，因为外环541和内圈 540分别安装在中心孔50a和偏心部分42a上，偏心部分42a在电机轴42的径向方向上具有间隙，轴线O和轴线O'之间的尺寸L被设置为{（dD）+（Dd）+ G } /2≥L，其等于或小于通过将球轴承54的外径D和内径dof之间的直径差D-D相加而获得的尺寸{（dD）+（Dd）+ G}的一半中心孔50a，球的内径D之间的直径差D-d 轴承54和偏心部分42a的外径以及球轴承540的操作间隙Gof内部游隙。

6. 发明专利

JP2013185615A Reduction mechanism and motor torque transmitting device provided with the same 有权
标题翻译：减速机构和电动机扭矩传动装置
公开(公告)号：JP2013185615A
公开(公告)日：2013-09-19
申请号：JP2012049240
申请日：2012-03-06
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： TAKUNO HIROSHI , SUZUKI KUNIHIKO , NOMURA KEITA , KOBAYASHI HISASHI , ONOZAKI TORU , TAGAMI MASAHARU
IPC分类号： F16H1/32
CPC分类号： Y02T10/641
摘要： PROBLEM TO BE SOLVED: To provide a reduction mechanism rendering manufacturing costs reduced and bearing service life longer, and a motor torque transmitting device provided with the same.SOLUTION: A distance Lbetween an axis Oand an axis O', on a line perpendicularly intersecting a rotation axis O and the axis O, under a condition that a face 500c receiving torque of an input member 50 comes in contact with a face 520c receiving torque of an autorotation power adding member 52 and under a condition that a face 501c receiving torque of the input member 50 comes in contact with a face 521c receiving torque of the autorotation power adding member 52, is set to be not greater than a half of a value calculated by adding a value of the inner diameter dof a center hole 50a minus the outer diameter Dof a ball bearing 54, a value of the inner diameter Dof the ball bearing 54 minus the outer diameter dof an eccentric part 42a and an operating gap value Gof an inner gap value of the ball bearing, wherein the ball bearing 54 includes an outer ring 541 and an inner ring 540; the outer ring 541 fits in the center hole 50a; the ring 540 fits in the eccentric part 42a; and each of them fits in with a gap in a radial direction of a motor shaft 42.
摘要翻译：要解决的问题：提供降低制造成本并延长轴承使用寿命的减速机构，以及具有该减速机构的马达扭矩传递装置。解决方案：在与轴线O'垂直相交的线上的轴线O和轴线O'之间的距离L 旋转轴O和轴线O，在接收到输入部件50的转矩的面500c与接收转矩增加部件52的转矩的面520c接触的条件下，输入构件50与接收转矩增加构件52的转矩的面521c接触，被设定为不大于通过将中心孔50a的内径dof的值减去外径而计算的值的一半 D球轴承54，球轴承54的内径D的值减去偏心部42a的外径和操作间隙值Gof滚珠轴承的内部间隙值其中，滚珠轴承54包括外圈541和内圈540; 外环541装配在中心孔50a中; 环540配合在偏心部42a中; 并且其中的每一个在马达轴42的径向方向上配合间隙。

7. 发明专利

JP2013023021A Electric actuator and steering device 审中-公开
标题翻译：电动执行器和转向装置
公开(公告)号：JP2013023021A
公开(公告)日：2013-02-04
申请号：JP2011158152
申请日：2011-07-19
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： YAMAMORI MOTOYASU , KOBAYASHI HISASHI , ONOZAKI TORU
IPC分类号： B62D1/18
摘要： PROBLEM TO BE SOLVED: To provide an electric actuator capable of changing the position of an output member, and to provide a steering device capable of driving a plurality of mechanisms by one electric actuator.SOLUTION: The electric actuator 21 includes a drive shaft 63, which is provided movably relatively in an axial direction to an output shaft 62 of a motor 61 rotatable forward and reverse and rotatably with the output shaft integrally, and an output gear 68, which is provided movably in the axial direction integrally with the drive shaft 63 via a one-way clutch 66 that transmits only the rotation in the forward direction. The actuator also includes a guide member 71, which is provided movably in the axial direction integrally with the drive shaft 63 via another one-way clutch 67 that transmits only the rotation in the reverse direction and on the outer circumferential surface of which a guide groove 72 are formed, and a pin member 73, which is fixed on a vehicle body S and inserted into the guide groove 72. The guide groove 72 is formed in an endless annular shape and constituted of: inclined parts 74, 75 extended in the inclined direction relative to the drive shaft 63; and connection parts 76, 77 extended in the perpendicularly intersecting direction relative to the drive shaft 63.
摘要翻译：要解决的问题：提供一种能够改变输出构件的位置的电动致动器，并且提供能够通过一个电致动器驱动多个机构的转向装置。解决方案：电动致动器21包括驱动轴63，该驱动轴63相对于与输出轴一体地前后可旋转地旋转的马达61的输出轴62在轴向方向上可移动地设置，输出齿轮68 其通过仅向前方旋转的单向离合器66沿轴向与驱动轴63一体地设置。致动器还包括引导构件71，该引导构件71经由另一单向离合器67沿轴向与驱动轴63一体地设置，单向离合器67仅反向旋转，并且其外周表面上具有引导槽 72以及销部件73，其固定在车体S上并且插入到引导槽72中。引导槽72形成为环形环形，并且由倾斜部74,74构成，倾斜部74,75以倾斜相对于驱动轴63的方向; 和连接部分76,77相对于驱动轴63在垂直相交的方向上延伸。版权所有：（C）2013，JPO＆INPIT

8. 发明专利

JP2012161239A Motor driving force transmission device 审中-公开
标题翻译：电机驱动力传动装置
公开(公告)号：JP2012161239A
公开(公告)日：2012-08-23
申请号：JP2012003168
申请日：2012-01-11
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： KOBAYASHI HISASHI , ONOZAKI TORU , TAGAMI MASAHARU , YAMAMORI MOTOYASU , TAKUNO HIROSHI , SUZUKI KUNIHIKO , TAKAI TOMOYOSHI , NOMURA KEITA
IPC分类号： B60L15/20 , B60K17/12 , B60L11/14 , F16H1/32 , H02K7/116 , H02P5/00
CPC分类号： Y02T10/641 , Y02T10/642 , Y02T10/7077 , Y02T10/7275
摘要： PROBLEM TO BE SOLVED: To provide a motor driving force transmission device that can be continuously used by suppressing the excessive heat generation of an electric motor due to continuous operation over a long period of time.SOLUTION: The motor driving force transmission device 1 includes a deceleration transmission mechanism 2 which transmits a motor driving force to a rear differential 107, a first electric motor 3 which is coupled to the rear differential 107 via the deceleration transmission mechanism 2 and generates a first motor driving force (a), a second electric motor 4 which is coupled to the first electric motor 3 and the deceleration transmission mechanism 2 and generates a second motor driving force (b), and an ECU 5 which outputs a control signal to drive the first electric motor 3 and the second electric motor 4 together when a drive torque to the rear differential 107 requires a torque equal to or more than a predetermined torque and which outputs a control signal for alternately driving the first electric motor 3 and the second electric motor 4 when the drive torque requires the torque less than the predetermined torque.
摘要翻译：解决的问题：提供一种电动机驱动力传递装置，其能够通过长时间连续运转来抑制电动机的过热发生而连续使用。电动机驱动力传递装置1包括将电动机驱动力传递到后差速器107的减速传动机构2，经由减速传动机构2与后差速器107连接的第一电动机3，以及产生第一马达驱动力（a），耦合到第一电动机3和减速传动机构2并产生第二电动机驱动力（b）的第二电动机4，以及输出控制信号当对后差速器107的驱动转矩需要等于或大于预定转矩的转矩并且输出用于交替驱动第一电动机3和第二电动机3的控制信号时，驱动第一电动机3和第二电动机4 当驱动扭矩需要小于预定扭矩的转矩时，第二电动机4。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2011231801A Speed change gear 审中-公开
标题翻译：变速齿轮
公开(公告)号：JP2011231801A
公开(公告)日：2011-11-17
申请号：JP2010100157
申请日：2010-04-23
申请人： Jtekt Corp , 株式会社ジェイテクト
发明人： KOBAYASHI HISASHI , SHIBATA HIDENORI
IPC分类号： F16H1/32
摘要： PROBLEM TO BE SOLVED: To provide a speed change gear which obtains a high gar ratio simply, improves transmission efficiency, and can be miniaturized by simplifying its structure.SOLUTION: The speed change gear 1 includes a housing 10 on which internal gears 11 are formed and a plurality of change gear units 31, 32 which are provided continuously in the direction of an input/output axis Lo, and are in mesh with the same internal gears 11 to change the speed of rotation from an input shaft to an output shaft. Each of the change gear units 31, 32 includes a rotating member 40 which has one of pins 41 protruding in the direction of the input/output axis Lo and insertion holes 62, an eccentric member 51 which centers on an eccentric axis La that is eccentric with respect to the input/output axis Lo, and an oscillating member 60 which oscillatingly rotates as the eccentric member 51 rotates about the input/output axis Lo.
摘要翻译：要解决的问题：为了简单地提供一种获得高的齿轮比的变速齿轮，提高了传动效率，并且通过简化其结构可以使其小型化。解决方案：变速齿轮1包括形成有内齿轮11的壳体10和在输入/输出轴线Lo方向上连续设置的多个变速齿轮单元31,32，并且是啮合的具有相同的内齿轮11以将旋转速度从输入轴改变到输出轴。每个变速单元31,32包括旋转构件40，该旋转构件40具有在输入/输出轴线Lo的方向上突出的销41中的一个和插入孔62，以偏心的偏心轴线La为中心的偏心构件51 相对于输入输出轴Lo和摆动构件60，摆动构件60随着偏心构件51围绕输入/输出轴Lo旋转而振荡地旋转。版权所有（C）2012，JPO＆INPIT

10. 发明专利

JP2015030067A 可変ギヤ比ラックの加工装置および加工方法有权
标题翻译：可变齿轮比机架的工作装置和工作方法
公开(公告)号：JP2015030067A
公开(公告)日：2015-02-16
申请号：JP2013162251
申请日：2013-08-05
申请人：株式会社ジェイテクト , Jtekt Corp
发明人： KOBAYASHI HISASHI , MIZUNO MIKI
IPC分类号： B23F5/22 , B23F15/00 , B23F21/26
摘要：【課題】ラックの隣り合う各歯を連続して高精度に加工することができる可変ギヤ比ラックの加工装置および加工方法を提供する。【解決手段】ピニオン型工具Tの複数の突条部Taは、ラックの各歯の歯すじ長さより長い所定長さを有するようにそれぞれ形成する。ピニオン型工具Tの回転とピニオン型工具Tと棒状ワークWとの相対移動との関係を可変ギヤ比に応じて変化させるように、ピニオン型工具Tの回転と前記相対移動とを同期して動作させる。これらの動作によって、棒状ワークWに、棒状ワークWの軸方向に向かって可変ギヤ比のラックの各歯を連続的に形成する。【選択図】図3
摘要翻译：要解决的问题：提供一种能够高精度地加工机架的相邻个别齿的可变齿轮齿条的加工装置和加工方法。解决方案：小齿轮型刀具T的脊部分别形成为具有较大的预定长度比齿条的各个齿的齿迹长度。为了改变小齿轮型工具T的旋转与小齿轮型工具T的相对运动和杆状工件W之间的关系，以根据可变齿轮比改变，小齿轮型工具T和所述相对运动是同步操作的。通过这些动作，在杆状作业W中，连续地形成朝向杆状作业W的轴向的可变齿轮比的各齿。

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