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1. 发明专利

JP2014148994A Hydraulic control device of work machine 审中-公开
标题翻译：工程机械液压控制装置
公开(公告)号：JP2014148994A
公开(公告)日：2014-08-21
申请号：JP2013016375
申请日：2013-01-31
申请人： 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
发明人： SUGANO NAOKI , MAEKAWA TOMOHITO , YOSHIHARA HIDEKI
IPC分类号： F15B11/08 , E02F9/22 , F15B11/02 , F15B11/17
摘要： PROBLEM TO BE SOLVED: To provide a device capable of controlling a main actuator and an optional actuator of a work machine to be actuated at a proper velocity.SOLUTION: The device comprises: first and second pumps 11, 12; a first main control valve 15 for introducing emission oil of the first pump 11 to a main actuator 7; an optional control valve 16 for introducing the emission oil of the first pump 11 to an optional actuator 8; a second main control valve 19 for introducing the emission oil of the second pump 12 to the main actuator 7; and throttle switching devices 37A, 37B, 60 for throttling a flow passage area of a first main supply oil passage for supplying working oil to the main actuator 7 through the first main control valve 15 in operating the main actuator 7 and the optional actuator 8 at the same time, and cancelling the throttle when the optional actuator 8 is not operated and only the main actuator 7 is operated.
摘要翻译：要解决的问题：提供一种能够以适当的速度控制主致动器和作业机械的可选致动器的装置。解决方案：该装置包括：第一和第二泵11,12; 用于将第一泵11的排放油引入主致动器7的第一主控制阀15; 用于将第一泵11的排出油引导到可选的致动器8的可选控制阀16; 用于将第二泵12的排放油引入主致动器7的第二主控制阀19; 以及节流切换装置37A，37B，60，用于在操作主致动器7和可选促动器8时，通过第一主控制阀15节流用于向主致动器7供给工作油的第一主供油路的流路面积同时，并且当可选促动器8不被操作并且仅主致动器7被操作时取消节气门。

2. 发明专利

JP2013124763A Hydraulic driving device for working machine 有权
标题翻译：液压驱动装置
公开(公告)号：JP2013124763A
公开(公告)日：2013-06-24
申请号：JP2011275726
申请日：2011-12-16
申请人： Kobelco Cranes Co Ltd , コベルコクレーン株式会社 , Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KONDO DAIYU , MICHIDA TAKAHARU , YAMAGATA KATSUMI , HORI NAOTO , KITAKADO NAOYA , MAEKAWA TOMOHITO , SUGANO NAOKI
IPC分类号： F15B11/04 , B66D1/44 , F15B11/08
CPC分类号： F15B9/08 , F15B11/044 , F15B21/047 , F15B2211/3116 , F15B2211/3157 , F15B2211/329 , F15B2211/353 , F15B2211/46 , F15B2211/7058 , F15B2211/75 , F15B2211/761 , F15B2211/8609
摘要： PROBLEM TO BE SOLVED: To provide a hydraulic driving device for working machine, preventing an excessive decrease in pressure on a meter-in side and moving a load at a stable speed in a lowering direction, without using a counterbalance valve.SOLUTION: The hydraulic driving device for working machine includes: a hydraulic pump 2; a hydraulic actuator 4 which is driven in a direction of lowering a load; an operation device 6 which is operated in order to specify operation speed; a working hydraulic circuit including a meter-in flow passage for guiding hydraulic oil to the hydraulic actuator when driven in the direction of lowering the load and a meter-out flow passage for guiding the hydraulic oil discharged from the hydraulic actuator to a tank; a control valve 5 which changes the supply state of the hydraulic oil so as to actuate the hydraulic actuator at a speed specified by the operation device; meter-in flow adjusters 3, 9 and a meter-out flow adjuster 10 which adjust a meter-in flow rate and meter-out flow rate to flow rates corresponding to the speeds specified by the operation devices respectively; and a relief valve 16.
摘要翻译：要解决的问题：为了提供一种用于作业机械的液压驱动装置，在不使用平衡阀的情况下，防止在进入侧的压力的过度降低和以下降方向以稳定的速度移动负载。解决方案：工作机械的液压驱动装置包括：液压泵2; 液压致动器4，其在降低负载的方向上被驱动; 操作装置6，其操作以指定操作速度; 工作液压回路，其包括用于在将液压致动器沿着降低负载的方向驱动时将液压油引导到液压致动器的流入通道，以及用于将从液压致动器排出的液压油引导到罐的出口流路; 控制阀5，其改变液压油的供给状态，以便以由操作装置指定的速度致动液压致动器; 流量调节器3,9和流出量流量调节器10，其将流量和流出流量调节到分别对应于由操作装置指定的速度的流量; 和安全阀16.版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2010214999A Power steering device 有权
标题翻译：动力转向装置
公开(公告)号：JP2010214999A
公开(公告)日：2010-09-30
申请号：JP2009060914
申请日：2009-03-13
申请人： Kobe Steel Ltd , Kobelco Cranes Co Ltd , コベルコクレーン株式会社 , 株式会社神戸製鋼所
发明人： SUGANO NAOKI , HORI NAOTO , KOBAYASHI TAKAHIRO , TERASAKA JOJI
IPC分类号： B62D5/087 , B62D5/12 , B62D5/22
CPC分类号： B62D5/06
摘要： PROBLEM TO BE SOLVED: To provide a power steering device capable of attaining an effective reduction in the operation force of a steering wheel and shortening of the time until the vehicle is reset to the linear advancement state after the operation force is released. SOLUTION: The power steering device includes: a hydraulic pump 28 and a power cylinder 30; a control valve 32 interposed between them; and a by-pass line 50. The control valve 32 switches both cylinder chambers 36L, 36R of the power cylinder 30 to a communication position 42C where it is communicated with a tank 40 and a left side feeding position 42L or a right side feeding position 42R for leading a delivery oil of the hydraulic pump 28 to the cylinder chamber corresponding to the direction of operation interlocked with operation of a steering wheel 16. The by-pass line 50 by-passes the control valve 32 and allows the circulation of an operating fluid from the cylinder chamber on an expansion side to the cylinder on a contraction side when it is reset from any one of the feeding positions to the communication position 42C. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种动力转向装置，其能够有效地降低方向盘的操作力，并且在操作力被释放之后缩短直到车辆复位到线性前进状态的时间。动力转向装置包括：液压泵28和动力油缸30; 插在它们之间的控制阀32; 和旁路线50.控制阀32将动力缸30的两个气缸室36L，36R切换到与罐40和左侧进给位置42L或右侧进给位置连通的连通位置42C 42R，用于将液压泵28的输送油引导到对应于与方向盘16的操作互锁的操作方向的气缸室。旁通管线50绕过控制阀32并允许操作的循环当从任何一个进给位置复位到连通位置42C时，从膨胀侧的缸室到收缩侧的液压缸。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2003048011A Guide for material to be rolled and rolling method using the same 审中-公开
标题翻译：要滚动的材料的指导和使用它的滚动方法
公开(公告)号：JP2003048011A
公开(公告)日：2003-02-18
申请号：JP2001236585
申请日：2001-08-03
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： SUGANO NAOKI , IMANISHI ETSUJIRO
IPC分类号： B21B39/14
摘要： PROBLEM TO BE SOLVED: To provide a guide for wires with which the vibration of the wire in the state of ordinary rolling, of cause, and even if it is the vibration of a wire in a catilever state, the vibration can be surely damped.
SOLUTION: In a guide 10 which is provided with a guide pipe 11 for guiding the wire W which is moved from a rolling mill on the upstream side to a rolling mill on the downstream side, a pair of roller supporting arms 13 having a roller 14 which is freely rotatable and brought into rolling contact with the wire W in the tip part projected outward the inlet 11a of the material to be rolled of this guide pipe 11 and also coil springs 15 for energizing the roller 14 in the opposing direction, dampers 16 whose damper damping factor is changed by a damper constant changing means 20 are provided on the opposite sides of the rollers 14 of the guide pipe 11 and the roller supporting arms 13.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：为了提供在普通轧制状态下导线的振动的导线，并且即使是在牵引状态下的导线的振动，也可以可靠地衰减振动。解决方案：在导向件10中设置有用于将从上游侧的轧机移动到下游侧的轧机的导线W引导的导管11，具有辊14的一对辊支承臂13 可自由旋转并与在该引导管11的待轧制材料的入口11a向外突出的尖端部分中的线W滚动接触，以及用于使辊14沿相反方向通电的螺旋弹簧15，阻尼器16 其阻尼器阻尼因子由阻尼常数改变装置20改变，设置在导管11的辊14和辊支撑臂13的相对侧上。

5. 发明专利

JP2014098403A Hydraulic drive device for work machine 有权
标题翻译：液压驱动装置
公开(公告)号：JP2014098403A
公开(公告)日：2014-05-29
申请号：JP2012249062
申请日：2012-11-13
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所 , Kobelco Cranes Co Ltd , コベルコクレーン株式会社
发明人： SUGANO NAOKI , HORI NAOTO , MICHIDA TAKAHARU
IPC分类号： F15B11/04 , B66C13/20 , B66D1/44 , F15B11/02 , F15B11/08
CPC分类号： B66D1/44 , F15B11/024 , F15B2011/0243 , F15B2211/3053 , F15B2211/3058 , F15B2211/329 , F15B2211/351 , F15B2211/40569 , F15B2211/415 , F15B2211/428 , F15B2211/46 , F15B2211/7058 , F15B2211/761
摘要： PROBLEM TO BE SOLVED: To provide a hydraulic drive device of a work machine capable of preventing excessive lowering of a pressure at a meter-in side without needing a counter balance valve, and driving a load to the downward direction at a stable speed.SOLUTION: A hydraulic drive device includes a hydraulic pump 2, a hydraulic actuator 4 for moving a load 7 in the downward direction, an operation device 6, a hydraulic circuit for work including a meter-in flow channel 81M, a meter-out flow channel 82M and a regeneration flow channel 83, a control valve 3, meter-in flow rate controllers 31, 23 controlling a meter-in flow rate, meter-out flow rate controllers 14, 36 controlling a meter-out flow rate to be the meter-in flow rate or more, and a back pressure generating portion 15 positioned at a downstream side of the meter-out flow channel 82M with respect to the regeneration flow channel 83. Meter-out flow rate limiters 14, 36 minimize an opening area of a meter-out throttle when a pressure of the meter-in flow channel 81M becomes an allowable pressure or less.
摘要翻译：要解决的问题：提供一种能够防止过度降低计量侧的压力而不需要平衡阀的作业机械的液压驱动装置，并以稳定的速度向下方驱动负荷。：液压驱动装置包括液压泵2，用于向下方移动负载7的液压致动器4，操作装置6，用于工作的液压回路，包括流入通道81M，流出流道 82M和再生流路83，控制阀3，控制计量流量的计量流量控制器31,23，流出流量控制器14,36，控制出流量为仪表 - 流量以上，以及相对于再生流路83位于排出流路82M的下游侧的背压生成部15.计量流量限制器14,36将开口面积一个出口节流阀确保流入通道81M成为容许压力或更小。

6. 发明专利

JP2013060279A Control device for hydraulic working machine 有权
标题翻译：液压工作机控制装置
公开(公告)号：JP2013060279A
公开(公告)日：2013-04-04
申请号：JP2011200321
申请日：2011-09-14
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所 , Kobelco Cranes Co Ltd , コベルコクレーン株式会社
发明人： MAEKAWA TOMOHITO , IMANISHI ETSUJIRO , SUGANO NAOKI , YAMAGATA KATSUMI
IPC分类号： B66D1/44 , F15B11/00 , F15B11/02
摘要： PROBLEM TO BE SOLVED: To perform stable control more quickly after changing the speed of a hoisted load and after starting a winch drum by restricting the hunting of the rotating speed of a hydraulic motor and restricting the deterioration of the fuel economy of a hydraulic working machine.SOLUTION: This control device 1 includes: an inside pilot type counter balance valve 40 provided in a hydraulic motor outlet pipeline 27 for controlling pressure in an outlet of a hydraulic motor 20 so as to become set pressure P1; and a valve control means 50 which controls the inside pilot type counter balance valve 40. In the valve control means 50, motor inlet target pressure Pmi' is set. The valve control means 50 computes the motor holding pressure ΔP of the hydraulic motor 20 when lowering a hoisted load 24 based on a load of the hoisted load 24 which is estimated by a moment limiter 10, and controls the inside pilot type counter balance valve 40 so that the set pressure P1 becomes a total value of the motor inlet target pressure Pmi' and the motor holding pressure ΔP.
摘要翻译：要解决的问题：在改变升降载荷的速度之后，通过限制液压马达的转速的捕获和起动绞盘鼓来更快地进行稳定的控制，并且限制了液压马达的燃料经济性的恶化液压作业机。解决方案：该控制装置1包括：设置在液压马达出口管路27中的内导向型平衡阀40，用于控制液压马达20的出口压力以成为设定压力P1; 以及控制内导向型平衡阀40的阀控制装置50.在阀控制装置50中，设定电动机入口压力Pmi'。阀控制装置50基于由力矩限制器10估计出的提升负载24的负载来降低液压马达20的马达保持压力ΔP，并且控制内导向型平衡阀40 使得设定压力P1成为电动机入口目标压力Pmi'和电动机保持压力ΔP的总和。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2012051660A Control system of variable capacity hydraulic motor 有权
标题翻译：可变容量液压马达控制系统
公开(公告)号：JP2012051660A
公开(公告)日：2012-03-15
申请号：JP2010193664
申请日：2010-08-31
申请人： Kobe Steel Ltd , Kobelco Cranes Co Ltd , コベルコクレーン株式会社 , 株式会社神戸製鋼所
发明人： IMANISHI ETSUJIRO , MAEKAWA TOMOHITO , YAMAGATA KATSUMI , SUGANO NAOKI
IPC分类号： B66D1/44 , B66C23/88 , F15B11/02
摘要： PROBLEM TO BE SOLVED: To prevent hunting during winding down a suspended load, and prevent a reduction in winch speed or lever follow-up capabilities of the winch speed.SOLUTION: A controller 90 includes: a storing means which stores in advance a torque range where hunching occurs during winding down in the torque of a drum shaft of a winch drum 21; and an operation control means which controls a motor capacity control system 40 only when the torque of the drum shaft detected by a torque meter 80 is in the hunching torque range. The operation control means controls a set load of a pressure compensation valve 50 so as to limit supply of hydraulic oil from a wind-up flow path 36 to a second piston chamber 41b.
摘要翻译：要解决的问题：为了防止在卷起悬挂载荷期间的打猎，并且防止绞盘速度或绞车跟随速度的随动性降低。解决方案：控制器90包括：存储装置，其预先存储在卷绕滚筒21的鼓轴的扭矩期间发生冲击时产生的扭矩范围; 以及只有当由扭矩计80检测到的鼓轴的转矩处于扭矩范围时才控制电动机容量控制系统40的操作控制装置。操作控制装置控制压力补偿阀50的设定负载，以限制从卷绕流路36向第二活塞室41b供给液压油。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2011190072A Working vehicle 有权
标题翻译：工作车辆
公开(公告)号：JP2011190072A
公开(公告)日：2011-09-29
申请号：JP2010058968
申请日：2010-03-16
申请人： Kobe Steel Ltd , Kobelco Cranes Co Ltd , コベルコクレーン株式会社 , 株式会社神戸製鋼所
发明人： IMANISHI ETSUJIRO , NANJO TAKAO , HORI NAOTO , MAEKAWA TOMOHITO , KOBAYASHI TAKAHIRO , SUGANO NAOKI
IPC分类号： B66C13/20 , E02F9/20 , F16H39/02
摘要： PROBLEM TO BE SOLVED: To provide a working vehicle solving inconvenience occurring in a hydraulic circuit for driving a working machine attributable to the idling stop of an engine while suppressing complication of the constitution and the control, and an increase in the manufacturing cost. SOLUTION: In the working vehicle, a working machine driving device 52 includes a control valve 58 for allowing working fluid to flow to a supply port of a driving unit of a working machine 4 corresponding to a port 58a or a port 58b to which the pilot pressure is supplied, a battery 62 for storing the power generated by a generator 60, a motor 64 to be driven by the power to be supplied from at least one of the generator 60 and the battery 62, a pump 70 for the pilot pressure driven by the motor 64 to discharge working fluid to generate the pilot pressure, and a pilot pressure direction changing device 72b for allowing the working fluid discharged from the pump 70 for the pilot pressure to a port corresponding to the direction instructed by a working machine operation lever 72a out of both ports 58a, 58b of the control valve 58. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种解决由于发动机怠速停止引起的用于驱动作业机械的液压回路中产生的不利影响的作业车辆，同时抑制了结构和控制的复杂化以及制造成本的增加。解决方案：在作业车辆中，工作机械驱动装置52包括用于允许工作流体流向对应于端口58a或端口58b的工作机器4的驱动单元的供给口的控制阀58，提供先导压力的电池62，用于存储由发电机60产生的电力的电池62，由从发电机60和电池62中的至少一个供给的电力驱动的电动机64，用于由电动机64驱动的先导压力以排出工作流体以产生先导压力;以及先导压力方向改变装置72b，用于使从泵70排出的工作流体用于先导压力到与工作指示的方向对应的端口控制阀58的两个端口58a，58b中的机械操作杆72a。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2011152009A Travel driving apparatus for work vehicle 有权
标题翻译：旅行驾驶装备车辆
公开(公告)号：JP2011152009A
公开(公告)日：2011-08-04
申请号：JP2010012855
申请日：2010-01-25
申请人： Kobe Steel Ltd , Kobelco Cranes Co Ltd , コベルコクレーン株式会社 , 株式会社神戸製鋼所
发明人： SUGANO NAOKI , KOBAYASHI TAKAHIRO , IMANISHI ETSUJIRO , HORI NAOTO , MAEKAWA TOMOHITO
IPC分类号： B60L7/10 , B60K6/12 , B60K17/10 , B66C13/00 , B66C23/42 , F16H61/462
CPC分类号： Y02T10/6208
摘要： PROBLEM TO BE SOLVED: To provide a travel driving apparatus for a work vehicle that can efficiently improve the fuel consumption while securing the stability of control.
SOLUTION: The travel driving apparatus includes an engine, a hydraulic drive device composed of a hydraulic pump and a hydraulic motor communicated by a closed circuit, a device for inputting an amount of operation of an accelerator, a governor for controlling engine speed regulation, a device for inputting an amount of operation of a brake, a generator motor connected to the output shaft of the engine, an electric storage device, a means 50 for estimating load torque during drive, and a control means. The control means, when the vehicle decelerates and a storage amount of the electric storage device is equal to or below a predetermined value, regenerates the deceleration energy of the vehicle via the hydraulic drive device and performs control to accumulate the regenerative power in the electric storage device (S12). When the vehicle starts moving and accelerates and a storage amount of the electric storage device is equal to or above the predetermined value, the control device makes the generator motor operate as a motor by the power from the electric storage device and performs control to set a target torque at a value not exceeding the load torque during drive estimated by the means for estimating a load torque during drive (S6).
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够有效地提高燃料消耗的工作车辆的行驶驱动装置，同时确保控制的稳定性。解决方案：行驶驱动装置包括发动机，由液压泵和由闭路连通的液压马达组成的液压驱动装置，用于输入加速器的操作量的装置，用于控制发动机转速的调速器用于输入制动器的操作量的装置，连接到发动机的输出轴的发电机电动机，蓄电装置，用于估计驱动期间的负载转矩的装置50和控制装置。控制装置，当车辆减速并且蓄电装置的存储量等于或低于预定值时，通过液压驱动装置重新产生车辆的减速能量，并且进行控制以将再生电力累积在蓄电装置装置（S12）。当车辆开始移动和加速并且蓄电装置的存储量等于或高于预定值时，控制装置通过来自蓄电装置的动力使发电机作为电动机工作，并进行控制以设定目标转矩在不超过用于估计驱动期间的负载转矩的装置估计的驱动期间的负载转矩的值（S6）。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2005290902A Emergency turning braking method and device for working machine 有权
标题翻译：紧急转动制动方法及工作机械装置
公开(公告)号：JP2005290902A
公开(公告)日：2005-10-20
申请号：JP2004109963
申请日：2004-04-02
申请人： Kobe Steel Ltd , Kobelco Contstruction Machinery Ltd , コベルコ建機株式会社 , 株式会社神戸製鋼所
发明人： YOSHIMATSU HIDEAKI , KOMIYAMA MASAYUKI , SUGANO NAOKI , INOUE KOJI
IPC分类号： E02F9/22 , B66C23/94 , E02F9/20 , E02F9/24
CPC分类号： E02F9/121 , B60L1/20 , B60L3/0076 , B60L7/02 , E02F9/128 , E02F9/24
摘要： PROBLEM TO BE SOLVED: To rapidly stop turning in an emergency and to prevent the damage of a mechanical brake.
SOLUTION: A turning body is driven to turn by a permanent magnet type turning motor 17. In the emergency due to the occurrence of abnormality of a driving system or a control system of the turning motor 17, electric power generated to the motor 17 by inertial rotation is consumed by an external braking resistance 24 to perform electric brake action, and when the turning speed of the turning body is lowered to a set value or less, the mechanical brake 21 is operated to stop turning and to hold stop.
COPYRIGHT: (C)2006,JPO&NCIPI

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