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1. 发明专利

JP2003011036A Attachment main shaft device 审中-公开
标题翻译：附件主轴装置
公开(公告)号：JP2003011036A
公开(公告)日：2003-01-15
申请号：JP2001198220
申请日：2001-06-29
申请人： Ntn Corp , エヌティエヌ株式会社
发明人： FUJIKAWA YOSHIO , OZAKI TAKAMI
IPC分类号： B23Q11/12 , B23Q1/26 , B23Q1/38 , B23Q1/70 , B23Q3/12 , B23Q5/04
摘要： PROBLEM TO BE SOLVED: To provide an attachment main shaft device fitted to a machine tool, having high rotational accuracy of a tool and holding rigidity, and capable of improving machining accuracy and attaining high speed rotation especially in high speed cutting with a small-diameter tool.
SOLUTION: A main shaft 1 is supported in a housing 3 by bearings 7, 9, and a driving source 5 is contained in the housing 3. A support part of the main shaft 1 by the bearings 7, 9 and a chuck means 8 are formed by an integrated member. The chuck means 8 is formed by providing the tip of the main shaft 1 with a tool fitting hole 2 in which a shank part of a tool 4 is interference-fitted. The chuck means 8 enlarges the minimum inside diameter of the tool fitting hole 2 by thermal expansion to attach and detach the tool 4. The chuck means 8 may elastically deform the tool fitting hole 2 with external force to attach and detach the tool 4. The bearings 7, 9 are respectively hydrostatic gas bearings. In the hydrostatic gas thrust bearing 9, the rear end face 1a of the main shaft 1 is a baring surface.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种装配到机床上的安装主轴装置，具有高的刀具转动精度和保持刚性，并且能够提高加工精度并获得高速旋转，特别是在具有小直径的高速切削工具。解决方案：主轴1通过轴承7,9支撑在壳体3中，驱动源5容纳在壳体3中。主轴1的轴承7,9的支撑部分和卡盘装置8是由综合成员组成。卡盘装置8通过为主轴1的尖端设置有工具装配孔2而形成，工具4的柄部被干涉配合。卡盘装置8通过热膨胀扩大工具装配孔2的最小内径，以附接和拆卸工具4.卡盘装置8可以用外力使工具装配孔2弹性变形以附接和拆卸工具4。轴承7,9分别为静液压轴承。在静水压推力轴承9中，主轴1的后端面1a为弯曲面。

2. 发明专利

JP2013252051A Electric vehicle 有权
标题翻译：电动车
公开(公告)号：JP2013252051A
公开(公告)日：2013-12-12
申请号：JP2013160038
申请日：2013-08-01
申请人： Ntn Corp , Ntn株式会社
发明人： OZAKI TAKAMI
IPC分类号： B60L3/00 , B60L9/18 , H02P27/06
CPC分类号： Y02T10/7241
摘要： PROBLEM TO BE SOLVED: To provide an electric vehicle that can promptly perform an appropriate action by temperature management of a motor without rapidly disturbing operation of the vehicle.SOLUTION: An electric vehicle includes: a motor 6 that drives a wheel 2; and a control device U1 that controls this motor 6. A temperature sensor Sa that detects temperature Tc of a motor coil is provided in the motor coil of the motor 6, and there is provided a motor current reduction means 95 that reduces the motor current when the temperature Tc detected by the temperature sensor Sa exceeds a threshold, and catches the indication of decreasing the temperature Tc and releases the control to reduce the motor current.
摘要翻译：要解决的问题：提供一种电动车辆，其能够通过电机的温度管理而迅速地进行适当的动作，而不会快速地扰乱车辆的操作。解决方案：电动车辆包括：驱动车轮2的电动机6; 以及控制该电动机6的控制装置U1。检测电动机线圈的温度Tc的温度传感器Sa设置在电动机6的电动机线圈中，并且设置有电动机电流降低装置95，其减小电动机电流，由温度传感器Sa检测到的温度Tc超过阈值，并且捕获降低温度Tc的指示，并释放控制以减小电动机电流。

3. 发明专利

JP2012189095A Diagnostic method for motor 有权
标题翻译：电机诊断方法
公开(公告)号：JP2012189095A
公开(公告)日：2012-10-04
申请号：JP2011051383
申请日：2011-03-09
申请人： Ntn Corp , Ntn株式会社
发明人： OZAKI TAKAMI
IPC分类号： F16H57/04 , B60K7/00 , B60L3/00 , F16H1/32 , H02K9/24 , H02K11/00
CPC分类号： B60L3/04 , B60K7/0007 , B60K2007/0092 , B60L3/0061 , B60L11/1818 , B60L15/2036 , B60L15/2072 , B60L2240/36 , B60L2240/425 , B60L2240/427 , B60L2240/429 , B60L2240/80 , B60L2250/10 , B60L2250/16 , B60W50/0205 , B60W2050/022 , F16H1/32 , F16H57/0405 , F16H57/0476 , G01N33/2888 , Y02T10/645 , Y02T10/7005 , Y02T10/7072 , Y02T10/72 , Y02T10/7275 , Y02T90/14
摘要： PROBLEM TO BE SOLVED: To provide a device and a method for diagnosing an electric vehicle driving motor in which oil deterioration or the like can be easily measured, a decelerator failure can be prevented or a cooling effect of the motor can be kept high, and vehicle maintenance can be promoted.SOLUTION: The diagnostic apparatus includes a detection means 37 for oil deterioration or the like for detecting at least one of detection items of an oil contamination level, a deterioration level, and an oil amount when the power of the vehicle is already turned on but the vehicle is not driven. The apparatus includes an abnormality detection-time control means 40 for outputting an abnormality with an oil supply system or preventing the rotation of the motor 6 from being started when a detection value detected by the detection means 37 for oil deterioration or the like does not fall within a set range.
摘要翻译：要解决的问题：为了提供用于诊断能够容易地测量油劣化等的电动车辆驱动电动机的装置和方法，可以防止减速器故障或者可以保持电动机的冷却效果高，车辆维修可以提升。解决方案：诊断装置包括用于油劣化的检测装置37，用于在车辆的动力已经转动时检测油污染水平，劣化程度和油量中的至少一个但车辆没有被驱动。该装置包括异常检测时间控制装置40，用于当由油检测装置37检测到的用于油劣化等的检测值不下降时，用供油系统输出异常或防止马达6的旋转开始在一定范围内。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2012178973A In-wheel motor driving apparatus 有权
标题翻译：车轮电机驱动装置
公开(公告)号：JP2012178973A
公开(公告)日：2012-09-13
申请号：JP2012083492
申请日：2012-04-02
申请人： Ntn Corp , Ntn株式会社
发明人： OZAKI TAKAMI , OKADA KOICHI , MAKINO YUSUKE
IPC分类号： B60L15/20 , B60K7/00 , H02K7/116 , H02K7/14
CPC分类号： Y02T10/641 , Y02T10/7275
摘要： PROBLEM TO BE SOLVED: To provide an in-wheel motor driving apparatus that can easily determine an overload state of an in-wheel motor unit including a motor and a reduction gear, can drive the vehicle in an optimum state of the in-wheel motor unit, and can secure the reliability of the motor and the reduction gear.SOLUTION: The in-wheel motor driving apparatus includes: wheel bearing A; the motor B; and the reduction gear C that lies between this motor B and the wheel bearing A, and a controller 51 that controls the drive of the motor B. There is provided a vibration sensor 58 that detects the vibration of the in-wheel motor unit U that comprises the wheel bearing A, the motor B, and the reduction gear C. There is provided a motor control means 59 for coping the vibration that limits the drive current of the motor B according to the vibration information measured by this vibration sensor 58 or decreases the motor rotating speed.
摘要翻译：要解决的问题：为了提供能够容易地确定包括电动机和减速齿轮的车轮电动机单元的过载状态的轮内电动机驱动装置，能够以最佳状态驱动车辆车轮电机单元，可以确保电机和减速机的可靠性。
解决方案：轮驱动装置包括：车轮轴承A; 电机B; 以及位于该电动机B和车轮轴承A之间的减速齿轮C以及控制电动机B的驱动的控制器51.设置有振动传感器58，其检测轮内电动机单元U的振动，包括车轮轴承A，电动机B和减速齿轮C.设置有电动机控制装置59，用于根据由该振动传感器58测量的振动信息来应对限制电动机B的驱动电流的振动，或减小电机转速。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2012121662A Vibration bowl feeder 审中-公开
标题翻译：振动杯喂料器
公开(公告)号：JP2012121662A
公开(公告)日：2012-06-28
申请号：JP2010272558
申请日：2010-12-07
申请人： Ntn Corp , Ntn株式会社
发明人： ISHIKAWA TOMOMI , OZAKI TAKAMI
IPC分类号： B65G27/32 , B65G27/10
摘要： PROBLEM TO BE SOLVED: To provide a vibration bowl feeder of complex vibration type, enhanced in vertical-vibration isolation characteristics without lowering a body supporting function of a vibration insulator.SOLUTION: The vibration insulator 22 elastically supporting the device body of the vibration bowl feeder of complex vibration type is formed in a cylindrical shape, the vibration insulator 22 is arranged in such a posture that an axis direction thereof is a horizontal direction orthogonal to a parts conveying direction, and one end thereof is fixed to a lower vibrator 3 and the another end thereof is fixed to a base 21, wherein spring constants of the vibration insulator 22 in the parts conveying direction and a vertical direction are made to be smaller than a spring constant of the vibration insulator 22 in a horizontal direction orthogonal to the parts conveying direction. Thus, the vertical-vibration isolation characteristics are enhanced without lowering the body supporting function of the vibration insulator 22 in comparison with conventional ones. Consequently, adjustment of vertical-vibration amplitude of a bowl 1 can be easily carried out to impart the most suitable vibration for parts conveyance to the bowl 1.
摘要翻译：要解决的问题：为了提供复振动型的振动碗式给料机，提高了垂直隔振特性，而不降低振动绝缘体的主体支撑功能。解决方案：弹性地支撑复振动型振动碗式给料机的装置本体的振动绝缘体22形成为圆筒形状，隔振器22布置成其轴线方向为水平方向正交的姿势到一个部件输送方向，并且其一端固定到下部振动器3，另一端固定在基座21上，其中振动绝缘体22在部件输送方向和垂直方向上的弹簧常数为小于振动绝缘体22的垂直于部件输送方向的水平方向的弹簧常数。因此，与传统振动隔离器22的主体支撑功能相比，垂直隔振特性得到提高。因此，可以容易地进行碗1的垂直振动振幅的调节，以便为碗1输送零件提供最合适的振动。版权所有（C）2012，JPO＆INPIT

6. 发明专利

JP2012013043A Rotary drive device and centrifugal pump device using the same 审中-公开
标题翻译：旋转驱动装置和使用其的离心泵装置
公开(公告)号：JP2012013043A
公开(公告)日：2012-01-19
申请号：JP2010152292
申请日：2010-07-02
申请人： Ntn Corp , Ntn株式会社 , Terumo Corp , テルモ株式会社
发明人： OZAKI TAKAMI , YAMADA HIROYUKI , SUGIURA AKIRA
IPC分类号： F04D13/06 , F04D7/04 , F04D29/00
摘要： PROBLEM TO BE SOLVED: To provide a rotary drive device that has high efficiency of energy, low cost and compact size.SOLUTION: This centrifugal blood pump device includes: an impeller 10 arranged in a blood chamber 7; a plurality of permanent magnets 17 arranged at the impeller 10; a plurality of sets of magnetic materials 18 which are arranged in a motor chamber 8, and rotatively drive the impeller 10 via a partition 6; and a coil 20. The magnetic materials 18 include band-shaped thin magnetic steel plates 18a which are wound around a center line L1 a plurality of times. By this arrangement, iron losses in the magnetic materials 18 can be reduced by a simple constitution.
摘要翻译：要解决的问题：提供一种能量高，成本低，体积小的旋转驱动装置。该离心式血液泵装置包括：布置在血液室7中的叶轮10; 设置在叶轮10的多个永磁体17; 多组磁性材料18，其布置在电动机室8中，并通过隔板6可旋转地驱动叶轮10; 以及线圈20.磁性材料18包括缠绕在中心线L1上多次的带状薄磁钢板18a。通过这种布置，可以通过简单的结构来减小磁性材料18中的铁损。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2011205982A Microinjection device 审中-公开
标题翻译：微型器件
公开(公告)号：JP2011205982A
公开(公告)日：2011-10-20
申请号：JP2010077677
申请日：2010-03-30
申请人： Ntn Corp , Ntn株式会社
发明人： OZAKI TAKAMI , YAMADA HIROYUKI , MARUI NAOKI
IPC分类号： C12M1/00 , C12N15/09
CPC分类号： C12N15/89
摘要： PROBLEM TO BE SOLVED: To provide a microinjection device that can efficiently and reliably perform the introduction of an introduced substance to cells or the like by using a plurality of injection needles, and that can increase processing ability.SOLUTION: A plurality of conveyance means 4 are provided that can move a plurality of injection needles 11 individually. The conveyance means 4 have at least two degrees of freedom, wherein a first mobile body 41 and a second mobile body 42 can move forwards/backwards in directions perpendicular to each other. The first mobile body 41 is disposed on a base 40 in a manner so as to be able to move forwards/backwards, and the second mobile body 42 is disposed on the first mobile body 41 in a manner so as to be able to move forwards/backwards in a perpendicular direction. A first forwards/backwards driving means 45 and a second forwards/backwards driving means 46, which respectively move the first mobile body 41 and the second mobile body 42 forwards/backwards, are disposed on the shared base 40.
摘要翻译：要解决的问题：提供一种显微注射装置，其可以通过使用多个注射针有效且可靠地将引入的物质引入细胞等，并且可以提高加工能力。解决方案：多个输送装置4 可以分别移动多个注射针11。输送装置4具有至少两个自由度，其中第一移动体41和第二移动体42可以在彼此垂直的方向上向前/向后移动。第一移动体41以能够向前/向后移动的方式设置在基座40上，并且第二移动体42以能够向前移动的方式设置在第一移动体41上 /在垂直方向向后。分别将第一移动体41和第二移动体42分别移动的第一向前/向后驱动装置45和第二向前/向后驱动装置46设置在共享基座40上。

8. 发明专利

JP2011188539A In-wheel motor drive device and method for designing the same 审中-公开
标题翻译：内轮马达驱动装置及其设计方法
公开(公告)号：JP2011188539A
公开(公告)日：2011-09-22
申请号：JP2010047708
申请日：2010-03-04
申请人： Ntn Corp , Ntn株式会社
发明人： OZAKI TAKAMI , OKADA KOICHI , MAKINO YUSUKE
IPC分类号： H02K9/19 , B60K7/00 , H02K21/14
CPC分类号： H02K7/116 , B60K7/0007 , B60K17/046 , B60K2001/006 , B60K2007/0038 , B60K2007/0092 , B60L3/0061 , B60L15/2054 , B60L2220/44 , B60L2220/50 , B60L2240/36 , B60L2240/421 , B60L2240/423 , B60L2240/425 , H02K5/20 , H02K9/19 , Y02T10/641 , Y02T10/645 , Y02T10/72 , Y02T10/7275
摘要： PROBLEM TO BE SOLVED: To provide an in-wheel motor which can easily dissipate heat generated in a motor in an in-wheel motor part including a wheel bearing, a motor and a reduction gear.
SOLUTION: Of the loss of the motor B including copper loss and iron loss, the loss of the stator is set at ≥50% in a rotation number range L for generating the maximum torque at a low speed rotation of the motor B and a high-output region LH of ≥50% of the maximum torque. The motor B has a cooling medium flow path 45 for cooling a coil part 28 of the stator 23 with a cooling liquid, and the copper loss is ≥25% in the loss of the motor B.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种轮式电动机，其能够容易地散发包括车轮轴承，电动机和减速齿轮的车轮电动机部分中的电动机中产生的热量。
解决方案：在包括铜损和铁损的电机B的损耗中，在电动机B的低速旋转中产生最大转矩的转数范围L中定子的损耗设定为≥50％以及最大扭矩的≥50％的高输出区域LH。电动机B具有用冷却液冷却定子23的线圈部28的冷却介质流路45，电动机B的损耗为铜损≥25％。（C）2011 ，JPO＆INPIT

9. 发明专利

JP2010261394A Centrifugal pump device 有权
标题翻译：离心泵装置
公开(公告)号：JP2010261394A
公开(公告)日：2010-11-18
申请号：JP2009113753
申请日：2009-05-08
申请人： Ntn Corp , Ntn株式会社 , Terumo Corp , テルモ株式会社
发明人： OZAKI TAKAMI , YAMADA HIROYUKI , SUZUKI KENICHI , SUGIURA AKIRA
IPC分类号： F04D7/04 , A61M1/10 , F04D13/02 , F04D29/00 , F04D29/047 , F04D29/048 , F16H49/00 , H02K7/14
摘要： PROBLEM TO BE SOLVED: To provide a centrifugal pump device having high support stiffness of an impeller. SOLUTION: In a centrifugal blood pump device, permanent magnets 15a, 15b are provided to one surface of an impeller 10, permanent magnets 16a, 16b are provided to an inner wall of a blood chamber 7, permanent magnets 50 are provided to another surface of the impeller 10, permanent magnets 51 and a rotor 52 which rotationally drive the impeller 10 through the partition wall 6 are provided, and dynamic pressure grooves 21, 22 are formed on inner walls of the partition wall 6 opposing to the impeller 10 and the inner wall of the blood chamber 7. Amount ΔF1 of variation in attraction force F1 between the permanent magnets 15a, 15b and the permanent magnets 16a, 16b and amount ΔF2 of variation in the attraction force F2 between the permanent magnets 50, 51, the variations being those which occur when the impeller 10 is eccentrically located, are made to be substantially agree with each other. Accordingly, a floating position of the impeller 10 can be always maintained at substantially a center within a housing 2, mechanical contact of the impeller 10 and the housing 2 can be reduced, and occurrence of erythrocytolysis and thrombus can be prevented. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供具有叶轮的高支撑刚度的离心泵装置。解决方案：在离心式血液泵装置中，永磁体15a，15b设置在叶轮10的一个表面上，永久磁铁16a，16b设置在血液室7的内壁，永磁体50设置在设置叶轮10的另一个表面，通过分隔壁6旋转驱动叶轮10的永磁体51和转子52，并且在分隔壁6的与叶轮10相对的内壁上形成动压槽21,22 永久磁铁15a，15b与永久磁铁16a，16b之间的吸引力F1的变化量ΔF1和永久磁铁50,51，16b之间的吸引力F2的变化量ΔF1，当叶轮10偏心定位时发生的变化基本上彼此一致。因此，叶轮10的浮动位置能够始终保持在壳体2的大致中央，能够减小叶轮10与壳体2的机械接触，能够防止发生红细胞溶解和血栓。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2010246701A Remote-controlled actuator 有权
标题翻译：远程控制执行器
公开(公告)号：JP2010246701A
公开(公告)日：2010-11-04
申请号：JP2009098715
申请日：2009-04-15
申请人： Ntn Corp , Ntn株式会社
发明人： ISOBE HIROSHI , OZAKI TAKAMI
IPC分类号： A61B17/56 , A61B17/16 , B23B39/14
CPC分类号： B25J13/00 , A61B17/1631 , A61B17/1633 , A61B2017/1651 , A61B2017/1653 , B23B39/14
摘要： PROBLEM TO BE SOLVED: To provide a remote-controlled actuator capable of changing the attitude of a tool provided at the tip of an elongated pipe section by a remote-control operation, and capable of facilitating a replacement of a spindle guide section as the pipe section and a treatment required only for the spindle guide section. SOLUTION: This remote-controlled actuator includes: the elongated spindle guide section 3; a tip member provided at the tip of the spindle guide section in an attitude changeable manner; and a drive-section housing 4a to which the base end of the spindle guide section 3 is coupled. The tip member 2 rotatably supports a spindle 13 which holds a tool 1. The spindle guide section 3 has an outer shell pipe, a rotary shaft and a guide pipe, and an attitude control member for changing the attitude of the tip member 2 is inserted through the guide pipe. The spindle guide section 3 is freely detachably coupled to the drive-section housing 4a by a coupling means 51. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够通过遥控操作改变设置在细长管段末端的工具的姿态的遥控致动器，并且能够更换主轴引导部分作为管段，仅对主轴引导部分进行处理。
解决方案：该遥控执行器包括：细长主轴引导部分3; 尖端部件，其以姿态可变的方式设置在所述主轴引导部的前端部; 以及驱动部壳体4a，主轴引导部3的基端连接到驱动部壳体4a。顶端构件2可旋转地支撑保持工具1的心轴13.主轴引导部3具有外壳管，旋转轴和引导管，并且插入用于改变尖端构件2的姿态的姿态控制构件通过导管。主轴引导部分3通过联接装置51自由地可拆卸地联接到驱动部分壳体4a。版权所有：（C）2011，JPO＆INPIT

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