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1. 发明专利

JP2014240108A インパクトレンチ有权
标题翻译：冲击扳手
公开(公告)号：JP2014240108A
公开(公告)日：2014-12-25
申请号：JP2013123573
申请日：2013-06-12
申请人：パナソニック株式会社 , Panasonic Corp , 株式会社空研 , Kuken:Kk
发明人： TANAKA NAOTAKE , MURAMATSU MASATADA , NAKAMURA AKINORI
IPC分类号： B25B21/02
CPC分类号： B25B21/02 , B25B21/026
摘要：【課題】主ハンマ及び副ハンマによりアンビルの回転方向に打撃を加えてネジを強固に締め付けるようにしたインパクトレンチにおいて、副ハンマとスピンドルとの間に設ける転がり軸受等の軸受機構の耐久性を向上させるようにした技術である。【解決手段】軸受機構として転がり軸受8を用いた技術では、副ハンマ5の内周を前記転がり軸受8の外輪81に圧入し、スピンドル3の外周と前記転がり軸受8の内輪82との間に隙間84を形成するとともに、前記隙間84を前記転がり軸受8の内輪82の内径の2.0%〜0.2%としたから、主ハンマ4の軸線方向への円滑な往復動の支障とならない範囲で隙間84を形成しているため、形成された隙間84が副ハンマ5の芯ぶれ回転の緩衝作用をして転がり軸受8に加わるラジアル荷重を低減し、結果として転がり軸受8の耐久性を向上させ、軸受寿命を増大することができるのである。【選択図】図1
摘要翻译：要解决的问题：提供一种用于提高设置在副锤和主轴之间的诸如滚动轴承等的轴承机构的耐久性的技术，用于通过在旋转中施加冲击来牢固地紧固螺钉的冲击扳手通过主锤和副锤的方向砧座。解决方案：在使用滚动轴承8作为轴承机构的技术中，子锤5的内周被压配合在滚动的外圈81中轴承8，在主轴3的外周和滚动轴承8的内圈82之间形成间隙84.另外，间隙84为内圈的内径的2.0〜0.2％ 82，并且间隙84形成在不妨碍主锤4的轴向的平滑往复运动的范围内。因此，作用在滚动轴承8上的径向载荷随着形成的间隙84而减小执行副锤5的跳动旋转的缓冲作用因此，能够提高滚动轴承8的耐久性，能够提高轴承的使用寿命。

2. 发明专利

JP2005231001A Thread fastening number management method and thread fastening number management device 有权
标题翻译：螺纹紧固编号管理方法和螺纹紧固编号管理装置
公开(公告)号：JP2005231001A
公开(公告)日：2005-09-02
申请号：JP2004045662
申请日：2004-02-23
申请人： Komatsu Ltd , Kuken:Kk , 株式会社小松製作所 , 株式会社空研
发明人： FUJIMOTO YOSHIAKI , MIHASHI SATOSHI , NAGARE YOSHIHIKO
IPC分类号： B25B23/14 , B25B23/143
摘要： PROBLEM TO BE SOLVED: To provide a thread fastening number management method and device dispensing with a specific structure such as a pin provided at a torque bar in fastening thread using a torque wrench provided with the torque bar operated to generate vibration every completion of thread fastening at a predetermined torque value.
SOLUTION: In the thread fastening number management method used for the torque wrench 1 provided with the torque bar 14 operated to generate vibration every completion of thread fastening at the predetermined torque value, vibration generated by the torque bar is detected using an acceleration sensor 3 or the like, and the detected vibration is analyzed to determine whether one thread fastening is completed, thus managing the number of thread fastening.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种螺纹紧固数量管理方法和装置，其使用设置有扭矩杆的扭矩扳手在紧固螺纹处设置在扭矩杆上的特定结构，例如设置在扭矩杆上的销，以在每次完成时产生振动螺纹紧固在预定扭矩值。
解决方案：在用于扭矩扳手1的扭矩扳手1中使用的螺纹紧固数量管理方法中，每当扭矩杆14在预定扭矩值下完成螺纹紧固时，扭矩杆14被运行以产生振动，则利用加速度传感器3等，并且分析检测到的振动以确定是否完成一个螺纹紧固，从而管理螺纹紧固的数量。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2008087149A Screw fastening axial force control method by impact wrench 审中-公开
标题翻译：通过冲击扳手的螺丝紧固轴力控制方法
公开(公告)号：JP2008087149A
公开(公告)日：2008-04-17
申请号：JP2007210828
申请日：2007-08-13
申请人： Kuken:Kk , 株式会社空研
发明人： SHIBATA RYOICHI , NAKAGAWA YOSHIYUKI
IPC分类号： B25B23/145 , B25B23/14
CPC分类号： B25B23/1405 , B25B23/1453
摘要： PROBLEM TO BE SOLVED: To provide a method to directly control axial force by computing the axial force generated by impact force by using an impact wrench as a torque method requires estimation of a torque coefficient and has a difficult point that a computed axial force value also becomes an estimated value though a control method such as the torque method, etc. is conventionally used for screw fastening axial force control.
SOLUTION: A 45 degree line is set from an original point 0 of an orthogonal coordinate axis used for axial force control of screw fastening, an impact proceeding point H
i generated by No. (i) impact is detected on the 45 degree line, length HS
i of a line segment 0H
i is read and an axial force value F
i after generation of the No. (i) impact is computed by using an expression: F
i =HS
i ×cos45°.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过使用冲击扳手计算由冲击力产生的轴向力作为扭矩方法来直接控制轴向力的方法需要估计扭矩系数，并且具有计算轴向通常使用诸如扭矩法等的控制方法来进行螺纹紧固轴向力控制，力值也变为估计值。解决方案：从用于螺钉紧固的轴向力控制的正交坐标轴的原点0设定45度线，由（i）生成的冲击进行点H i 在45度线上检测到冲击，读取线段0H 的的长度HS ，产生后的轴向力值F i 通过使用以下表达式来计算编号（i）的影响：F SBC = HS i ×cos45°。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2004114256A Suspending mechanism of power type screwing tool 审中-公开
公开(公告)号：JP2004114256A
公开(公告)日：2004-04-15
申请号：JP2002282939
申请日：2002-09-27
申请人： Kuken:Kk , 株式会社空研
发明人： NAGARE YOSHIHIKO , NARUTOMI TAKASHI
IPC分类号： B25B23/14 , B25F1/04
摘要： PROBLEM TO BE SOLVED: To provide a tool suspending mechanism that suppresses occurrence of hand swing by providing a mechanism for supporting reaction torque for the suspending mechanism for supporting the weight of a power type screwing tool used by an operator with the hand, can measure a screw rotation angle at a practically sufficient precision without using a complex measurement controller, and reduces a load of the reaction torque to the operator.
SOLUTION: The suspending mechanism of the power type screwing tool supports the load by suspending the power type screwing tool 1 constituted so as to transmit a driving force generated by a driving force generating means to a driven shaft 12 via a torque applying means disposed in a casing 11. The suspending mechanism has a rotation suppressing mechanism for suppressing rotation of the casing 11 about the driven shaft 12.
COPYRIGHT: (C)2004,JPO

5. 发明专利

JP2003083306A Air saw 审中-公开
标题翻译：空气声表面
公开(公告)号：JP2003083306A
公开(公告)日：2003-03-19
申请号：JP2001273497
申请日：2001-09-10
申请人： Kuken:Kk , 株式会社空研
发明人： NAKAMURA AKINORI
IPC分类号： B23D49/16 , B23D51/18 , F15B11/06 , F15B15/00 , F15B15/22
CPC分类号： B23D51/18 , Y10T83/929
摘要： PROBLEM TO BE SOLVED: To eliminate noise, lowering of workability, worsening of work environment, and adverse influence on the health of a worker by preventing the occurrence of chattering during driving.
SOLUTION: This air saw is constituted so as to reciprocatably drive a main shaft by alternately operating pressure on respective pressure receiving surfaces of a back plate and a front plate by sliding a piston in a cylinder chamber by the pressure of air supplied in the cylinder chamber via an air supply passage. A part for installing a return spring for pressing the back plate to the central side of a cylinder is formed in a rear air cushion chamber, and a part for installing a return spring for pressing the front plate to the central side of the cylinder is formed in a front air cushion chamber to keep a longitudinal balance.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：通过防止驾驶中发生抖动，消除噪音，降低可操作性，降低工作环境和对工作人员健康的不利影响。解决方案：该空气锯构造成通过在气缸室中供应的空气压力使气缸室中的活塞滑动来交替地操作压力在背板和前板的各个压力接收表面上来往复驱动主轴通过供气通道。在后气垫室中形成有用于安装用于将背板按压到气缸中心侧的复位弹簧的部件，并且形成用于将用于将前板按压到气缸的中心侧的复位弹簧的部分在前气垫室中保持纵向平衡。

6. 发明专利

JP2014008550A Reaction force receiver and handheld screw attachment/detachment tool 有权
标题翻译：反应力接收器和手柄螺钉附件/拆卸工具
公开(公告)号：JP2014008550A
公开(公告)日：2014-01-20
申请号：JP2012145142
申请日：2012-06-28
申请人： Kuken:Kk , 株式会社空研
发明人： FUJII KENTA
IPC分类号： B25B21/00
摘要： PROBLEM TO BE SOLVED: To provide a technique related to a reaction force receiver that is mounted in a handheld screw attachment/detachment tool and receives reaction force during screw attachment/detachment, the technique enabling an axial center distance between a mounting part of the screw attachment/detachment tool and a locking part for receiving reaction force to be changed by decentering a predetermined distance between the axial centers of a shaft-shaped member and a hole-shaped member and the axial center of the locking part.SOLUTION: A reaction force receiver 1 includes a reaction force receiving member 3 in which a receiving member side engagement part 32 for engaging a locking part 31 with a body side engagement part 22 is formed. One of the body side engagement part 22 and the receiving member side engagement part 32 is formed in a cylindrical shaft-shaped member 5, and the other is formed in a hole-shaped member 4 engaged with the shaft-shaped member 5. An axial center C1 of the shaft-shaped member 5 and the hole-shaped member 4 is decentered from an axial center C2 of the locking part 31 by a predetermined distance α, and the shaft-shaped member 5 and the hole-shaped member 4 are turnably formed. An axial center distance D between a mounting part 21 and the locking part 31 can be changed, so that the axial center distance D can be changed smoothly, and thereby the screw attachment/detachment operation is facilitated.
摘要翻译：要解决的问题：提供一种与安装在手持式螺钉安装/拆卸工具中的反作用力接收器相关的技术，并且在螺钉附接/拆卸期间接收反作用力，使得能够在螺钉的安装部分之间的轴向中心距离附接/拆卸工具和用于接收反作用力的锁定部件，该反作用力通过在轴状部件的轴心和孔形部件之间偏心预定距离和锁定部件的轴向中心来改变。解决方案：反作用力接收器1包括反作用力接收构件3，其中形成有用于将锁定部31与主体侧接合部22接合的接收构件侧接合部32。主体侧接合部22和接收构件侧接合部32中的一个形成在圆筒状的轴状构件5中，另一方形成在与轴状构件5接合的孔状构件4中。轴向轴状构件5的中心C1和孔状构件4从锁定部31的轴心C2偏心预定距离α，并且轴状构件5和孔状构件4可转动地形成。可以改变安装部分21和锁定部分31之间的轴向中心距离D，使得可以平滑地改变轴向中心距离D，从而便于螺钉附着/拆卸操作。

7. 发明专利

JP2008036772A Power type rachet wrench 审中-公开
标题翻译：电源类型轮毂扳手
公开(公告)号：JP2008036772A
公开(公告)日：2008-02-21
申请号：JP2006214465
申请日：2006-08-07
申请人： Kuken:Kk , 株式会社空研
发明人： AMAMI TATSUYA
IPC分类号： B25B21/00
CPC分类号： B25B21/004 , B25B23/1427
摘要： PROBLEM TO BE SOLVED: To provide a power type rachet wrench capable of using bearings and a craft shaft of conventional type and tightening or loosening bolts and nuts by human power without exerting such a force as to break a crank pin.
SOLUTION: This rachet wrench includes over-rotation inhibitor 44, 45 for rachet yoke which inhibits a rachet yoke 6a from over-rotation by abutment against a part of the rachet 6a when the rachet yoke 6a rotates up to a position less than such an over-rotation angle that a crank pin 52 is broken by over-rotation of only one turn from a maximum deflection position by power driving at a torque exerted on an output shaft or from a maximum deflection position.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够使用常规类型的轴承和工艺轴的电力式拉刀扳手，并且通过人力来拧紧或松开螺栓和螺母，而不会施加打破曲柄销的力。解决方案：该棘轮扳手包括用于棘爪轭的过度旋转抑制器44,45，当棘爪轭6a旋转到小于等于的位置时，通过抵靠一部分刺刀6a，从而阻止刀柄轭6a过度旋转通过以施加在输出轴上的扭矩或从最大偏转位置进行动力驱动，曲柄销52从最大偏转位置通过仅仅一匝的过度转动而被破坏的过度旋转角度。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007283455A Thread fastening number management method and thread fastening number management apparatus 审中-公开
标题翻译：螺纹紧固编号管理方法和螺纹紧固编号管理装置
公开(公告)号：JP2007283455A
公开(公告)日：2007-11-01
申请号：JP2006115698
申请日：2006-04-19
申请人： Komatsu Ltd , Kuken:Kk , 株式会社小松製作所 , 株式会社空研
发明人： FUJIMOTO YOSHIAKI , KUWABARA HIDETAKE , MIHASHI SATOSHI , YAMADA MASAKAZU , TANAKA HIROYA
IPC分类号： B25B23/14
摘要： PROBLEM TO BE SOLVED: To provide a thread fastening number management method and management apparatus, dispensing with a vibration analysis device using an expensive acceleration sensor by taking the sound of a specific pattern such as a clink generated when a toggle mechanism of a torque wrench is operated as a clue.
SOLUTION: This thread fastening number management apparatus is used in a torque wrench including a torque bar, which operates at every completion of thread fastening at a predetermined torque value to generate sound of a specific pattern. The apparatus includes: a detecting means for detecting sound generated by the torque bar to output an electric signal corresponding to the sound; a determination means for analyzing the electric signal and analyzing the presence/absence of sound of the specific pattern to determine whether or not one thread fastening is completed; an integrating means for integrating the number of threads completing fastening every time fastening of one thread is determined to be completed by the determination means and outputting the integrated value; and a power supply means including a battery or a power storage means for supplying required power to the detecting means, the determination mean and the integrating means.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种螺纹紧固件数量管理方法和管理装置，通过采用特定模式的声音来分配使用昂贵的加速度传感器的振动分析装置，所述特定模式例如当肘节机构扭矩扳手作为线索操作。解决方案：该螺纹紧固件数量管理装置用于包括扭矩杆的扭矩扳手，该扭矩杆在预定扭矩值下每次完成螺纹紧固时操作以产生特定图案的声音。该装置包括：检测装置，用于检测由扭矩杆产生的声音，以输出对应于声音的电信号; 确定装置，用于分析电信号并分析特定图案的声音的存在/不存在，以确定一个螺纹紧固是否完成; 一个整合装置，用于在每次确定一个线程的紧固时，整合完成紧固的线数，由确定装置完成并输出积分值; 以及包括电池或用于向检测装置提供所需电力的电力存储装置，确定装置和积分装置的电源装置。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2005262396A Impact wrench 审中-公开
标题翻译：冲击扳手
公开(公告)号：JP2005262396A
公开(公告)日：2005-09-29
申请号：JP2004080041
申请日：2004-03-19
申请人： Kuken:Kk , 株式会社空研
发明人： NAKAMURA AKINORI
IPC分类号： B25B21/02
CPC分类号： B25B21/026
摘要： PROBLEM TO BE SOLVED: To provide an impact wrench which does not cause troubles, such as so-called "reverse blow", "sliding blow", "double blow", etc.
SOLUTION: The impact wrench is configured such that the frictional resistance between a bearing portion and a rotary-hammer supporting element is regulated so as to rotate the rotary-hammer supporting element together with a driver with the rotation of the driver and so as to prevent the co-rotation when the resistant force due to the impact has been applied, and an impact receiving portion corresponding to an impact portion in the reversed rotational direction of the hammer is formed on an anvil so as to be positioned on the reversed rotational direction side from the maximum rebound position for the impact portion in the reversed rotational direction after the impact in the ordinary usage state.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供不会引起诸如所谓的“反吹”，“滑动吹塑”，“双吹”等的麻烦的冲击扳手。解决方案：冲击扳手是被配置为使得轴承部分和旋转锤支撑元件之间的摩擦阻力被调节，以便随着驾驶员的旋转而使旋转锤支撑元件与驾驶员一起旋转，以便防止当旋转锤支撑元件已经施加了由于冲击产生的抵抗力，并且在砧座上形成与锤的反转方向上的冲击部分对应的冲击接收部分，以便从最大回弹位置位于反转的旋转方向侧，在通常使用状态下的冲击后的反转方向的冲击部。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2004243451A Impact wrench 有权
公开(公告)号：JP2004243451A
公开(公告)日：2004-09-02
申请号：JP2003034597
申请日：2003-02-13
申请人： Kuken:Kk , 株式会社空研
发明人： NAKAGAWA YOSHIYUKI , NAKAMURA AKINORI
IPC分类号： B25B21/02
摘要： PROBLEM TO BE SOLVED: To obtain a stable impact force over a long period of time by preventing frictional loss caused between the cam face of a driver as a rotational force transmitting part in an impact wrench and an engagement piece of a hammer.
SOLUTION: In this impact wrench, a disc-shaped driver 3 is integrally rotated by the drive of a motor, the rotation is transmitted through the cam face 3b of a recess 3a formed at the driver 3 to the engagement piece 6c of the hammer 6 opposite to the cam face 3b, thereby rotating the hammer 6 around an anvil drum 4a, and the corner of the hammer 6 is collided with an impact surface 4b formed on the anvil drum 4a to apply a rotary impact force to the anvil drum 4a. A rolling element 7 is rotatably mounted on the cam face 3b of the driver 3, and the rolling element 7 is engaged with the engagement piece 6c of the hammer 6 to transmit a turning force while frictional loss between the cam face 3b and the engagement piece 6c is prevented by rolling the rolling element 7.
COPYRIGHT: (C)2004,JPO&NCIPI

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