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1. 发明专利

JP2008180360A Rolling bearing device having fixing structure by filler 审中-公开
标题翻译：具有固定结构的滚柱轴承装置
公开(公告)号：JP2008180360A
公开(公告)日：2008-08-07
申请号：JP2007121432
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C25/08 , F16C35/073 , F16C35/077
CPC分类号： F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, a storage groove 38a is formed on the fitting surface of the housing inner 22 to be fitted in the inner circumferential surface of the inner race 14a, and a storage groove 38b is formed on the fitting surface of the rotor 12 to be fitted to the outer circumferential surface of the outer race 14b. Then, the clearance 32a at the fitting surface of the housing inner 22 and the inner race 14a, and the clearance 32b at the fitting surface of the rotor 12 and the outer race 14b are filled with a filler respectively.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，在壳体内部22的嵌合面上形成有嵌合在内圈14a的内周面上的保持槽38a，形成在转子12的嵌合面上，与外圈14b的外周面嵌合。然后，分别在壳体内部22的配合表面和内圈14a的安装表面上的间隙32a以及转子12的配合表面和外圈14b的间隙32b分别填充填料。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2008180354A Rolling bearing device having fixing structure by pin 审中-公开
标题翻译：带有固定结构的滚动轴承装置
公开(公告)号：JP2008180354A
公开(公告)日：2008-08-07
申请号：JP2007121426
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C35/07 , F16C25/08 , F16C41/00 , G01D5/245
CPC分类号： F16C35/067 , F16C19/166 , F16C41/007 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, a pin hole 48a is formed on the fitting surface of the housing inner 22 to be fitted to the lower surface of the inner race 14a, and a pin hole 50a is formed on the lower surface of the inner race 14a at the position opposed to the pin hole 48a. The housing inner 22 and the inner race 14a are fixed by inserting a pin 52a into the pin holes 48a, 50a.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，销孔48a形成在壳体内部22的嵌合表面上以与内圈14a的下表面相配合，并且形成销孔50a 在与销孔48a相对的位置处的内圈14a的下表面上。通过将销52a插入销孔48a，50a中来固定壳体内部22和内圈14a。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2008180353A Rolling bearing device having fixing structure by toothed washer 审中-公开
标题翻译：带有洗衣机的固定结构的滚动轴承装置
公开(公告)号：JP2008180353A
公开(公告)日：2008-08-07
申请号：JP2007121425
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C35/073 , F16C35/077 , F16C41/00
CPC分类号： F16C41/007 , F16C19/166 , F16C35/067 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device. SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, toothed washers 56a, 56b are arranged on the fitting surface of the housing inner 22 to be fitted to the lower surface of the inner race 14a, and on the fitting surface of the rotor 12 to be fitted to the lower surface of the outer race 14b respectively. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，齿形垫圈56a，56b布置在壳体内部22的装配表面上，以装配到内座圈14a的下表面，并且在转子12分别装配到外圈14b的下表面。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2008180349A Rolling bearing device having fixing structure by tapered member 审中-公开
标题翻译：具有定位构件的固定结构的滚动轴承装置
公开(公告)号：JP2008180349A
公开(公告)日：2008-08-07
申请号：JP2007121421
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C35/063 , F16C41/00
CPC分类号： F16C35/06 , F16C41/007 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A tapered groove 84a is formed on the fitting surface of a housing inner 22 to be fitted in the inner circumferential surface of an inner race 14a such that the inside diameter of the tapered groove 84a increases axially toward a contact surface 76a. An annular shape tapered member 86a having a shape capable of being fitted into the tapered groove 84a without a clearance is fitted axially in the tapered groove 84a in a pressed state by a push bolt 88a. Further, a tapered groove 84b is formed on the fitting surface of a rotor 12 to be fitted on the outer circumferential surface of an outer race 14b such that the inside diameter of the tapered groove 84b increases toward a contact surface 76b in the axial direction. An annular shape tapered member 86b having the shape capable of being fitted into the tapered groove 84b without a clearance is fitted axially in the tapered groove 84b in a pressed state by a push bolt 88b.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：锥形槽84a形成在壳体内部22的装配表面上，以装配在内座圈14a的内周面中，使得锥形槽84a的内径朝向接触表面76a轴向增加。具有能够以无间隙装配到锥形槽84a中的形状的环形锥形构件86a通过推杆88a以压紧状态轴向地装配在锥形槽84a中。此外，锥形槽84b形成在转子12的装配表面上，以装配在外座圈14b的外周面上，使得锥形槽84b的内径朝向轴向方向的接触表面76b增大。可以通过推螺栓88b将具有能够被配合到锥形槽84b中而没有间隙的形状的环形锥形构件86b轴向地装配在锥形槽84b中。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2008180361A Rolling bearing device having fixing structure by faucet fitting 有权
标题翻译：具有固定结构的滚动轴承装置
公开(公告)号：JP2008180361A
公开(公告)日：2008-08-07
申请号：JP2007121433
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C25/08 , F16C35/063 , F16C35/067
CPC分类号： F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12, an inner race presser 26 for fixing the inner race 14a to the housing inner 22 by applying an axial pre-load to the inner race 14a, and an outer race presser 28 for fixing the outer race 14b to the rotor 12 by applying an axial pre-load to the outer race 14b. Then, the inner race presser 26 is axially fitted on the housing inner 22 by faucet fitting, and the outer race presser 28 is axially fitted on the rotor 12 by faucet fitting respectively.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内座圈14a支撑，转子12以一个间隙装配在外座圈14b的外圆周表面上并由外座圈14b支撑;旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化，用于通过向内圈14a施加轴向预载而将内座圈14a固定到壳体内部22的内圈加压件26和用于固定外圈14b通过向外座圈14b施加轴向预载而到达转子12。然后，内圈压件26通过水龙头配合轴向嵌合在壳体内部22上，并且外圈压紧件28分别通过水龙头装配轴向地装配在转子12上。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2008180359A Rolling bearing device having fixing structure by filler 审中-公开
标题翻译：具有固定结构的滚柱轴承装置
公开(公告)号：JP2008180359A
公开(公告)日：2008-08-07
申请号：JP2007121431
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C25/08 , F16C35/073 , F16C35/077
CPC分类号： F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, a storage groove 40a is formed on the fitting surface of the housing inner 22 to be fitted to the lower surface of the inner race 14a, and a storage groove 40b is formed on the fitting surface of the rotor 12 to be fitted to the lower surface of the outer race 14b. Then, the clearance 32a at the fitting surface of the housing inner 22 and the inner race 14a, and the clearance 32b at the fitting surface of the rotor 12 and the outer race 14b are filled with a filler respectively.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，在壳体内部22的嵌合表面上形成有与内圈14a的下表面嵌合的存储槽40a，形成存储槽40b 在与外圈14b的下表面嵌合的转子12的嵌合面上。然后，分别在壳体内部22的配合表面和内圈14a的安装表面上的间隙32a以及转子12的配合表面和外圈14b的间隙32b分别填充填料。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2008180356A Rolling bearing device having fixing structure by lip state projection, and method for fixing rolling bearing by lip-shaped projection 审中-公开
标题翻译：利用LIP状态投影具有固定结构的滚动轴承装置，以及通过LIP形状投影固定滚动轴承的方法
公开(公告)号：JP2008180356A
公开(公告)日：2008-08-07
申请号：JP2007121428
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C35/073 , F16C41/00 , G01D5/245
CPC分类号： F16C41/007 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, the fitting portion of the housing inner 22 to be fitted in the inner circumferential surface of the inner race 14a, and the fitting portion of the rotor 12 to be fitted on the outer circumferential surface of the outer race 14b are formed so as to be lip-shaped projections 60a, 60b. The housing inner 22 is fixed to the inner race 14a, and the rotor 12 is fixed to the outer race 14b by bending the tip ends of the projections 60a, 60b toward the bearing 14.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，安装在内圈14a的内周面的壳体内部22的嵌合部以及转动体12的嵌合部外圈14b的外周面形成为唇形突起60a，60b。壳体内部22固定在内圈14a上，转子12通过将突起60a，60b的前端向轴承14弯曲而固定在外座圈14b上。（C）2008，JPO＆INPIT

8. 发明专利

JP2008164139A Rolling bearing device having fixing structure with supporter 审中-公开
标题翻译：带固定结构的滚动轴承装置
公开(公告)号：JP2008164139A
公开(公告)日：2008-07-17
申请号：JP2006356856
申请日：2006-12-29
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C25/08 , F16C19/36 , F16C35/07 , F16C41/00 , G01D5/245
CPC分类号： F16C35/06 , F16C19/362 , F16C41/007 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device suitable for preventing an error in detecting a resolver when a radial load is applied to the rolling bearing device.
SOLUTION: An inner ring supporter 96a having a flange 94a protruded to the radial inside and being mountable on an inner ring 14a is adhered to the inner peripheral face of the inner ring 14a, and the flange 94a is held between a housing inner 22 and an inner ring retainer 26 in the axial direction, and faucet fitted and fixed at its end with the housing inner 22 and the inner ring retainer 26. An outer ring retainer 28 is provided for fixing an outer ring 14b in the state of thrusting it in the axial direction. An outer ring supporter 96b having a flange protruded to the radial outside and being mountable on the outer ring 14b is adhered to the outer peripheral face of the outer ring 14b, and the flange 94b is held between a rotor 12 and an outer ring retainer 28 in the axial direction, and faucet fitted and fixed at its end with the rotor 12 and the outer ring retainer 28.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止检测旋转变压器的误差的滚动轴承装置。解决方案：具有突出到径向内部并且可安装在内环14a上的凸缘94a的内圈支撑件96a粘附到内圈14a的内周面，并且凸缘94a保持在壳体内部 22和内圈保持器26在轴向方向上，并且水龙头在其端部装配并固定在壳体内部22和内圈保持器26上。外圈保持器28设置成用于在推动状态下固定外环14b 它在轴向方向。具有突出到径向外侧并且可安装在外圈14b上的凸缘的外圈支撑件96b粘附到外圈14b的外周面，并且凸缘94b保持在转子12和外圈保持器28之间在轴向方向上，水龙头在其端部装配并固定在转子12和外圈保持架28上。（C）2008，JPO＆INPIT

9. 发明专利

JP2009063132A Electric motor 有权
标题翻译：电动马达
公开(公告)号：JP2009063132A
公开(公告)日：2009-03-26
申请号：JP2007233342
申请日：2007-09-07
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , SAITO NOBUO , HIGASHIKURA HIROO
IPC分类号： F16C25/06 , F16C19/36 , F16C33/58 , H02K7/08
CPC分类号： F16C19/362 , F16C2380/26
摘要： PROBLEM TO BE SOLVED: To provide an electric motor possible to control a gap between a bearing and a bearing presser. SOLUTION: This electric motor 14 comprises a motor rotor 18, a motor stator 20 and a bearing 22 rotatably supporting the motor rotor 18. The bearing 22 comprises an inner ring 30, an outer ring 32 and a cylindrical roller 34 turnably arranged between an inner ring raceway and an outer ring raceway. The outer ring 32 is structured of a plurality of divided rings 32a and 32b. In the electric motor 14 with this structure, a gap S1 between an inner ring presser 36 and a housing inner 26 and a gap S2 between an outer ring presser 40 and a rotor flange 28 are respectively set at 10-30 μm. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种电动机，可以控制轴承和轴承压紧机之间的间隙。解决方案：该电动机14包括电动机转子18，电动机定子20和可旋转地支撑电动机转子18的轴承22.轴承22包括可旋转地布置的内圈30，外圈32和圆柱形辊34 内圈滚道和外圈滚道之间。外圈32由多个分隔环32a和32b构成。在具有这种结构的电动机14中，内圈加压件36和壳体内部26之间的间隙S1和外圈压紧件40和转子凸缘28之间的间隙S2分别设定为10〜30μm。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2008180362A Rolling bearing device having fixing structure by filler 有权
标题翻译：具有固定结构的滚柱轴承装置
公开(公告)号：JP2008180362A
公开(公告)日：2008-08-07
申请号：JP2007121434
申请日：2007-05-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： WATANABE ITSUO , HIGASHIKURA HIROO , KOIZUMI KAZUNORI
IPC分类号： F16C35/07 , F16C19/06 , F16C25/08 , F16C41/00
摘要： PROBLEM TO BE SOLVED: To provide a rolling bearing device which is suitable for preventing the erroneous detection of a resolver when a radial load has been applied on the rolling bearing device.
SOLUTION: A direct drive motor 100 is composed of a cross roller bearing 14 having an inner race 14a and an outer race 14b, a housing inner 22 which is fitted in the inner circumferential surface of the inner race 14a with a clearance and is supported by the inner race 14a, a rotor 12 which is fitted on the outer circumferential surface of the outer race 14b with a clearance and is supported by the outer race 14b, and a resolver 30 in which the reluctance between the housing inner 22 and the rotor 12 varies according to the position of the rotor 12. Further, the clearance 32a at the fitting surface of the housing inner 22 and the inner race 14a, and the clearance 32b at the fitting surface of the rotor 12 and the outer race 14b are filled with a filler respectively.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于在对滚动轴承装置施加径向载荷时防止旋转变压器错误检测的滚动轴承装置。解决方案：直驱电动机100由具有内座圈14a和外座圈14b的交叉滚子轴承14构成，壳体内部22与内座圈14a的内周面以间隙配合，由内圈14a支撑，转子12以一个间隙装配在外圈14b的外圆周表面上并被外座圈14b支撑;以及旋转变压器30，其中壳体内部22和转子12根据转子12的位置而变化。此外，壳体内部22的配合表面和内圈14a的间隙32a以及转子12的配合表面和外圈14b的间隙32b 分别填充有填料。版权所有（C）2008，JPO＆INPIT

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