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    • 1. 发明专利
    • Turning stop control device and method for turning type working machine
    • 旋转停止控制​​装置及其类型工作机械的方法
    • JP2011063407A
    • 2011-03-31
    • JP2009216991
    • 2009-09-18
    • Kobe Steel LtdKobelco Cranes Co Ltdコベルコクレーン株式会社株式会社神戸製鋼所
    • KAWAI HIROAKITSUTSUI AKIRASHIMOMURA KOICHI
    • B66C23/84B66C23/94
    • PROBLEM TO BE SOLVED: To provide a turning stop control device and a method for enabling the execution of automatic control to safely move a turning body to a turning stop angle position by preventing the stop of the turning body at a position in front of the turning stop angle position caused by disturbance while controlling a target turning speed to be determined in accordance with a turning remaining angle from an actual turning position to the turning stop angle position of the turning body. SOLUTION: A controller 60 executes turning angle speed control to determine a turning brake starting time for stopping the turning body at the turning stop angle position at redetermined turning deceleration and a subsequent target turning angle speed in accordance with the turning remaining angle of the turning body. The controller also computes a time integral value for deviation between the target turning angle speed and the actual turning angle speed from the brake starting time, and corrects the target turning angle speed when the time integral value is positive, so that the target turning angle speed is higher as the absolute value is larger. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种转向停止控制装置和一种能够执行自动控制以通过防止转动体在前面的位置停止而将转动体安全地移动到转动停止角位置的方法 在根据从转动体的实际转动位置到转动停止角位置的转动剩余角度来确定目标转动速度的同时,由扰动引起的转动停止角度位置。 解决方案:控制器60执行转向角速度控制,以根据转动剩余角度确定在重新确定的转弯减速度和随后的目标转向角度的转向停止角度位置处停止转动体的转弯制动开始时间 车身。 控制器还根据制动开始时间计算目标转向角速度与实际转弯角速度之间的偏差的时间积分值,并且当时间积分值为正时校正目标转轮角速度,从而目标转向角速度 绝对值越大越高。 版权所有(C)2011,JPO&INPIT
    • 2. 发明专利
    • Slewing stop control apparatus and method for slewing type working machine
    • 休闲式停机控制装置及其类型工作机的方法
    • JP2010247968A
    • 2010-11-04
    • JP2009100657
    • 2009-04-17
    • Kobe Steel LtdKobelco Cranes Co Ltdコベルコクレーン株式会社株式会社神戸製鋼所
    • KAWAI HIROAKITSUTSUI AKIRASHIMOMURA KOICHI
    • B66C23/84
    • B66C23/94B66C23/86E02F9/123F15B2211/3116F15B2211/50527F15B2211/6316F15B2211/6336F15B2211/6346F16H61/4157
    • PROBLEM TO BE SOLVED: To provide a slewing stop control apparatus and method capable of executing automatic control such as safely moving up to a slewing stop angular position by re-slewing this slewing body without inconvenience, even when the slewing body stops in a position on this side of the slewing stop angular position due to disturbance, while performing control of determining target slewing velocity based on a remaining slewing angle up to the slewing stop angular position from an actual slewing position of the slewing body.
      SOLUTION: A controller 60 executes slewing angular velocity control for determining the slewing braking start timing to stop the slewing body in a slewing stop angular position at predetermined slewing deceleration and the subsequent target slewing angular velocity based on the remaining slewing angle of the slewing body. When the slewing body stops in a position on this side of the slewing stop angular position due to disturbance despite of this control, the target slewing angular velocity is corrected to be increased for generating restartable slewing torque.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供一种回转停止控制​​装置和方法,其能够通过重新回转该回转体而执行自动控制,例如安全地移动到回转止动角位置,即使在回转体停止时 在由旋转体的实际回转位置基于从回转停止角位置起到的回转角度的基础上进行确定目标回转速度的控制的位置。 解决方案:控制器60执行回转角速度控制,以确定回转制动开始正时,以基于预定回转减速度的回转止动角位置停止回转体,以及随后的目标回转角速度 回转体。 当由于这种控制而使回转体由于干扰而停在回转止转角位置的这一侧的位置时,目标回转角速度被校正以产生可重新启动的回转转矩。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Braking control apparatus for slewing type working machine
    • 制动式工作机械制动控制装置
    • JP2010247965A
    • 2010-11-04
    • JP2009100507
    • 2009-04-17
    • Kobe Steel LtdKobelco Cranes Co Ltdコベルコクレーン株式会社株式会社神戸製鋼所
    • TSUTSUI AKIRAKAWAI HIROAKIKOBAYASHI TAKAHIROSHIMOMURA KOICHI
    • B66C23/86
    • B66C23/86E02F9/123F15B2211/3116F15B2211/50527F15B2211/6316F15B2211/6336F15B2211/6346F16H61/4157
    • PROBLEM TO BE SOLVED: To provide a braking control apparatus for a slewing type working machine capable of achieving intuitively easily graspable braking operation, without using a mechanical brake device.
      SOLUTION: This braking control apparatus has a flow control valve operation part 44 for increasing opening of a flow control valve 34 interposing between a slewing hydraulic motor 32 and a hydraulic pump 30 according to an operation quantity of a slewing operation member 42, pressure control valves 50A and 50B for respectively regulating a maximum value of inlet side and outlet side pressure of the hydraulic motor 32 to a set value corresponding to an input pressure command signal, pressure control means 52A, 52B and 60 for holding set pressure of the pressure control valve on the motor inlet side in pressure capable of driving the motor and setting the set pressure of the pressure control valve on the motor outlet side to set pressure for providing braking torque corresponding to an operation quantity of a braking operation member 58a arranged separately from the slewing operation member 42, and an opening limiting means 60 for throttling the opening of the flow control valve 34 in correspondence with operation of the braking operation member 58a.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于能够实现直观易于掌握的制动操作的回转式作业机械的制动控制装置,而不使用机械制动装置。 解决方案:该制动控制装置具有流量控制阀操作部44,用于根据回转操作构件42的操作量增加介于回转油压马达32和液压泵30之间的流量控制阀34的开度, 用于分别将液压马达32的入口侧和出口侧压力的最大值调节到与输入压力指令信号相对应的设定值的压力控制阀50A和50B,用于保持液压马达32的设定压力的压力控制装置52A,52B和60 电动机入口侧的压力控制阀,能够驱动电动机的压力,并将压力控制阀的设定压力设定在电动机出口侧,以设定用于提供与分别布置的制动操作构件58a的操作量相对应的制动转矩的压力 来自旋转操作构件42,以及用于节流流量控制阀34的开口的开口限制装置60 对应于制动操作构件58a的操作。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Dc brushless motor and control method thereof
    • 直流无刷马达及其控制方法
    • JP2012120342A
    • 2012-06-21
    • JP2010268396
    • 2010-12-01
    • Kobe Steel Ltd株式会社神戸製鋼所
    • TSUTSUI AKIRAINOUE KENICHIZAITSU TAKASHI
    • H02K19/10H02K1/02H02K1/14H02K1/24H02P6/08
    • H02K1/06H02K1/02H02K1/145H02K19/103H02P6/08
    • PROBLEM TO BE SOLVED: To improve space efficiency (output per scale) of an SR motor which requires no permanent magnet.SOLUTION: A DC brushless motor 1 includes a stator 2 containing excitation coils 31 and 32, and a rotor 4 provided coaxially to the stator 2, for SR operation. The amount of radius across a cross section in axial Z direction of the stator is formed in almost E-shape, to constitute 2-layer structure. At parallel portions 21, 22, and 23 in three stages of the E shape, a plurality of projections 212, 222, and 232 which are to be magnetic poles are repeatedly formed along circumferential direction. Here, the number of magnetic poles of parallel portions 21, 22, and 23 in three stages of the E-shape are identical, and the position of magnetic poles (212 and 232) in upper and down stages is deviated along opposite direction by θ relative to a center line Y of the magnetic pole (222) at the middle stage. Thus, triggering becomes possible. Since no magnet is used in the rotor 4, the cost is reduced, and there is no issue of thermal demagnetization of a magnet. Further, the magnetic circuit of the amount of two phases always contributes to generation of torque, for improved space efficiency.
    • 要解决的问题:提高不需要永久磁铁的SR电机的空间效率(每刻度输出)。 解决方案:DC无刷电动机1包括含有励磁线圈31和32的定子2和与定子2同轴设置的用于SR操作的转子4。 定子的轴向Z方向的横截面的半径形成为大致E字状,构成2层结构。 在E形的三个阶段的平行部分21,22和23处,作为磁极的多个突起212,222和232沿圆周方向重复地形成。 这里,E形三级的平行部21,22和23的磁极数相同,上下级的磁极(212,232)的位置沿相反方向偏离θ 相对于中间级的磁极(222)的中心线Y。 因此,触发成为可能。 由于在转子4中不使用磁铁,所以成本降低,并且不存在磁体的热退磁问题。 此外,两相量的磁路总是有助于产生转矩,以提高空间效率。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Axial gap type brushless motor
    • 轴流式无刷电机
    • JP2014090645A
    • 2014-05-15
    • JP2012240719
    • 2012-10-31
    • Kobe Steel Ltd株式会社神戸製鋼所
    • INOUE KOJIINOUE KENICHITSUTSUI AKIRAHASHIMOTO HIROSHI
    • H02K19/10
    • PROBLEM TO BE SOLVED: To provide an axial gap type brushless motor which can be driven even without comprising a permanent magnet.SOLUTION: The axial gap type brushless motor comprises: a stator 20 including an excitation coil 22 and a stator body 24 which holds the excitation coil 22; and a rotor 30 which rotates relatively to the stator 20. The stator body 24 includes: a plurality of stator-side magnetic pole parts 26 surrounding other three sides of the excitation coil 22 than the portion opposing the rotor 30; and a yoke part 28 which connects the respective stator-side magnetic pole parts 26. The respective stator-side magnetic pole parts 26 are disposed at intervals in a circumferential direction. The rotor 30 includes: a rotor base part 32 which is mounted to a rotary shaft 12; and a plurality of rotor-side magnetic pole parts 34 extending in a radial direction and protruding from the rotor base part 32 closer to the stator 20 so as to surround four sides of the excitation coil 22 in cooperation with the stator-side magnetic pole parts 26. The respective rotor-side magnetic pole parts 34 are disposed at positions corresponding to the respective stator-side magnetic pole parts 26 in the circumferential direction.
    • 要解决的问题:提供即使不包括永磁体也可以驱动的轴向间隙型无刷电动机。解决方案:轴向间隙型无刷电动机包括:定子20,其包括励磁线圈22和定子体24,定子体24 励磁线圈22; 以及相对于定子20旋转的转子30.定子体24包括:多个定子侧磁极部26,其围绕励磁线圈22的与转子30相对的部分的其他三侧围绕; 以及连接各定子侧磁极部26的磁轭部28.各定子侧磁极部26在圆周方向上间隔设置。 转子30包括:安装在旋转轴12上的转子基部32; 以及多个转子侧磁极部34,其沿着径向方向延伸并且从转子基部32突出到更接近定子20,以便与定子侧磁极部分配合地围绕励磁线圈22的四个侧面 各转子侧磁极部34配置在与各定子侧磁极部26对应的位置。
    • 6. 发明专利
    • Stator, motor including the stator, and manufacturing method of motor
    • 定子,包括电机的电机和电机的制造方法
    • JP2014033482A
    • 2014-02-20
    • JP2012170750
    • 2012-08-01
    • Kobe Steel Ltd株式会社神戸製鋼所Kobelco Contstruction Machinery Ltdコベルコ建機株式会社
    • TSUTSUI AKIRAKOIWAI KAZUSHIGE
    • H02K1/06
    • PROBLEM TO BE SOLVED: To provide a stator which can facilitate attachment of an exciting coil in any of concentrated winding and distributed winding while suppressing increase in magnetic resistance of a stator core, and to provide a manufacturing method of motor.SOLUTION: A stator includes a pair of stator end members 24, having the same shape when viewed in the direction of the axis of rotation C and arranged in the direction of the axis of rotation C at an interval, each consisting of a cylindrical section 240 and a plurality of protrusions 241 extending therefrom toward the axis of rotation C, and a plurality of stator intermediate members 25 disposed between the stator end members 24. In a state where each stator intermediate member 25 is disposed, both cylindrical sections 240 become a stator core 21, and the plurality of protrusions 241 become a plurality of teeth 22 extending from the stator core 21 toward the axis of rotation C, and each stator intermediate member 25 is arranged in the direction of rotation between the stator end members 24 and disposed detachably.
    • 要解决的问题:提供一种定子,其能够抑制定心铁芯的磁阻增加的励磁线圈在集中绕组和分布绕组中的任何一个的附接,并提供电机的制造方法。解决方案:定子包括 一对定子端部构件24,其在沿旋转轴线C的方向观察时具有相同的形状,并且以一定的间隔沿旋转轴线C的方向布置,每个由圆柱形部分240和多个突起 241以及定子中心构件25之间的多个定子中间构件25.在各定子中间构件25配置的状态下,两个圆筒部240成为定子芯21, 多个突起241成为从定子铁心21朝向旋转轴线C延伸的多个齿22,并且每个定子中间部件25 沿定子端构件24之间的旋转方向并且可拆卸地设置。
    • 8. 发明专利
    • Gripping device of working machine and working machine having the same
    • 工作机械的搬运装置和具有相同功能的机器
    • JP2010023954A
    • 2010-02-04
    • JP2008185009
    • 2008-07-16
    • Kobe Steel LtdKobelco Contstruction Machinery Ltdコベルコ建機株式会社株式会社神戸製鋼所
    • TSUTSUI AKIRATANAKA KOJIRO
    • B66C1/68B25J15/08B66C1/44E02F3/36E04G23/08
    • PROBLEM TO BE SOLVED: To provide a gripping device of a working machine achieving both gripping of an object to be processed by a large gripping force and fine adjustment of the gripping force, and to provide a working machine having the same. SOLUTION: The gripping device 20 has a pair of gripping members 30A, 30B. At least one of them includes a gripping member body 32, a movable gripping part 34, and a spring member 36. The movable gripping part 34 is attached to the gripping member body 32 so that the movable gripping part can be relatively displaced backward by a predetermined quantity in a direction opposite to a turning direction thereof with respect to the gripping member body 32 by a reactive force received from the object P to be processed. A spring 36 is used for urging the movable gripping part 34 inward, and allows the backward displacement of the movable gripping part 34 by the elastic deformation thereof, and increases contact pressure of the movable gripping part 34 with respect to the object P to be processed by its elastic force. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种通过大的夹紧力对夹持被处理物进行夹持的作业机械的夹持装置,并且能够精确地调整夹紧力,并提供具有该夹持装置的作业机械。 夹持装置20具有一对夹持构件30A,30B。 它们中的至少一个包括夹持构件主体32,可动夹持部34和弹簧构件36.可动夹持部34附接到夹持构件主体32,使得可动夹持部可以相对地向后移位一个 通过从待处理物体P接收的反作用力,在相对于夹持构件主体32的与其转动方向相反的方向上的预定量。 弹簧36用于向内推动可动夹持部34,并且通过弹性变形使可动夹持部34向后移位,并且增加可动夹持部34相对于待加工对象P的接触压力 通过其弹力。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Electric hydraulic actuator device and construction machinery
    • 电动液压驱动装置和建筑机械
    • JP2005127344A
    • 2005-05-19
    • JP2003360331
    • 2003-10-21
    • Kayaba Ind Co LtdKobe Steel LtdKobelco Contstruction Machinery Ltdカヤバ工業株式会社コベルコ建機株式会社株式会社神戸製鋼所
    • YOSHIMATSU HIDEAKITSUTSUI AKIRANANJO TAKAOEGAWA YOSHIHIROKATO KOKI
    • E02F9/20F15B11/00H02P3/18
    • PROBLEM TO BE SOLVED: To provide an electric hydraulic actuator device in which an actuator can be stabilized to operate by corresponding to the responsiveness of a motor and the hydraulic actuator. SOLUTION: In the electric hydraulic actuator device, a hydraulic pump 11 is connected to the motor 12, working liquid discharged from the hydraulic pump 11 is fed into the hydraulic actuator 9 via a control valve 13, and the motor 12 and the control valve 13 are controlled with a controller 19. When the speed command is input from an operating body 20, the controller 19 computes and outputs the rotation speed command value of the motor 12, while computes the switching direction and switching quantity of the control valve 13, and outputs as the command value. A command value correction part 19a, which retards at least either rising or falling of the rotation speed command value corresponding to the dynamic characteristics of the controller valve 13, is installed in the controller 19. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种电动液压致动器装置,其中致动器可以通过对应于电动机和液压致动器的响应来稳定以进行操作。 解决方案:在电动液压执行器装置中,液压泵11连接到电动机12,从液压泵11排出的工作液体经由控制阀13供给到液压致动器9中,电动机12和 控制器13由控制器19控制。当从操作体20输入速度指令时,控制器19计算并输出电动机12的转速指令值,同时计算控制阀的切换方向和切换量 13,输出作为指令值。 控制器19中安装有至少延迟与控制阀13的动态特性相对应的转速指令值的上升或下降的指令值校正部19a。(C)2005,JPO&NCIPI
    • 10. 发明专利
    • Electric motor
    • 电动马达
    • JP2014140274A
    • 2014-07-31
    • JP2013008380
    • 2013-01-21
    • Kobe Steel Ltd株式会社神戸製鋼所Kobelco Contstruction Machinery Ltdコベルコ建機株式会社
    • KASAI SHINGOTSUTSUI AKIRA
    • H02K9/04F04B43/067
    • PROBLEM TO BE SOLVED: To inhibit a temperature difference from becoming large between a housing attachment part and a shaft attachment part of a bearing for connecting a shaft with a housing without complicating a structure of a rotor etc. and separately providing a special power mechanism etc. in an electric motor used in a device including a fluid passage in which a fluid flows.SOLUTION: When a rotary member 42 is rotated by flow of a coolant flowed out from a cooling passage, rotations of the rotary member 42 are converted into a force applied in a vertical direction by a transmission mechanism 23 disposed below the rotary member 42 to be transmitted to a diaphragm 32 forming walls of chambers 31 of diaphragm pumps 21a, 21b disposed below the transmission mechanism 23. Then, the diaphragm 32 deforms in the vertical direction. When the volumetric capacity of the chambers 31 is increased by deformation of the diaphragm 32, air in a storage space 11 communicating with the chambers 31 is exhausted to the chambers 31. In conjunction with the exhaustion of the air in the storage space 11, air at the exterior part of an electric motor flows into the storage space 11 from a communication hole.
    • 要解决的问题:为了防止壳体安装部和用于将轴与壳体连接的轴承的轴安装部之间的温差变大,而不会使转子等的结构复杂化并且分开设置特殊动力机构等 在用于包括流体流动的流体通道的装置中的电动机中。解决方案:当旋转构件42通过从冷却通道流出的冷却剂的流动而旋转时,旋转构件42的旋转被转换为 通过设置在旋转构件42下方的传动机构23沿垂直方向施加的力被传递到形成在传动机构23下方的形成隔膜泵21a,21b的室31的壁的隔膜32。然后,隔膜32在 垂直方向 当腔室31的体积容量通过膜片32的变形而增加时,与腔室31连通的存储空间11中的空气被排出到室31.结合存储空间11中的空气的排出,空气 在电动机的外部部分从连通孔流入存储空间11。