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公开(公告)号：KR101349464B1
公开(公告)日：2014-01-09
申请号：KR1020120073351
申请日：2012-07-05
Applicant: 현대자동차주식회사
CPC classification number: B62D6/00 , B62D5/04 , B62D5/0409 , B62D5/0463 , B62D5/06 , B62D5/065 , B62D6/08
Abstract: A commercial vehicle's hybrid power steering system of the present invention includes: a motor driven power steering (MDPS) unit (10) for generating motor output torque according to driver steering torque; an electro-hydraulic power steering (EHPS) unit (20) for generating hydraulic output torque considering the motor output torque of the MDPS unit; a ball nut gear box (4) in which the driver steering torque, the motor output torque and the hydraulic output torque are inputted and then are generates as output torque (Tp) operating a tie rod (8) comprising a left wheel (9a) and a right wheel (9b); and two torsion bars (31, 32) which block torque variation rate of a joint (3) by detecting road repulse force delivered to a steering column through the ball nut gear box at least at two different positions. Thus, the system provides steering capacity required in a compact commercial vehicle and also in a medium to large-sized commercial vehicle, and prevents generation of torque variation rate around the joint (universal joint) connecting an MDPS unit mounting part and an EHPS unit mounting part with two torsion bars, and improves catch up performance highly with an assistant EHPS unit (100).
Abstract translation: 本发明的商用车辆的混合动力转向系统包括：用于根据驾驶员转向转矩产生电动机输出转矩的电动机驱动动力转向（MDPS）单元（10）; 电动液压动力转向器（EHPS）单元（20），用于考虑到MDPS单元的电动机输出转矩产生液压输出转矩; 输入驾驶员转向转矩，电动机输出转矩和液压输出转矩的球形螺母齿轮箱（4），然后作为对包括左轮（9a）的拉杆（8）进行操作的输出扭矩（Tp）产生， 和右轮（9b）; 以及两个扭力杆（31,32），其通过至少在两个不同的位置检测通过所述滚珠螺母齿轮箱传递到转向柱的道路压力，来阻止接头（3）的扭矩变化率。 因此，该系统提供了紧凑型商用车辆以及中型到大型商用车辆所需的转向能力，并且防止连接MDPS单元安装部件和EHPS装置安装部件的接头（万向接头）周围产生转矩变化率 部分带有两个扭杆，并通过辅助EHPS单元（100）提高了追赶性能。
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公开(公告)号：KR101316837B1
公开(公告)日：2013-10-10
申请号：KR1020070050162
申请日：2007-05-23
Applicant: 현대자동차주식회사
Inventor： 박수보
Abstract: 본 발명은 조향시스템에 적용되는 스티어바이와이용 조향장치에 관한 것으로서, 기계적인 연결 없이 센서 입력에 따라 모터를 이용하여 차량을 조향시키도록 하는 스티어바이와이용 조향장치에 있어서, 전자제어장치의 입력에 따라 스트로크를 가변할 수 있는 차체에 고정설치되는 좌, 우측 조향액추에이터와, 소정의 길이를 가지고 형성되며 상기 좌, 우측 조향액추에이터와 각각 일측이 결합되는 제 1 타이로드와, 차량의 좌, 우측에 설치되는 타이어와 연결되는 너클과 각각 일측이 결합되는 제 2 타이로드와, 수평레버와 수직레버가 연동작동하도록 구성되되, 상기 수평레버는 상기 제 1 타이로드의 타측과 연결되고, 상기 수직레버는 상기 제 2 타이로드의 타측과 연결되는 좌, 우측 레버작동부와, 상기 좌, 우측 레버작동부에 형성되는 수직레버를 연결시키는 연결로드를 포함하여 이루어지는 것을 특징으로 한다.
본 발명에 따르면, 차륜을 조정하는 좌, 우액추에이터 하나가 작동에 실패하여도 다른 하나의 액추에이터가 작동하여 조향이 가능하도록 할 뿐만 아니라, 좌, 우륜을 연결해주는 연결로드가 있어 중립시 좌, 우측 조향액추에이터에 걸리는 힘을 최소화할 수 있는 효과가 있다.
스티어바이와이용 조향장치, 전자제어장치, 조향액추에이터, 스트로크, 제 1 타이로드, 레버작동부, 제 2 타이로드, 연결로드, 볼 조인트-
公开(公告)号：KR1020130102947A
公开(公告)日：2013-09-23
申请号：KR1020120024172
申请日：2012-03-09
Applicant: 현대자동차주식회사
Abstract: PURPOSE: An operation controlling method for a compressor integrated with motor driven power steering (MDPS) is provided to shorten a delay time for switching an operation mode by controlling the deceleration of a motor and the on/off of a clutch at the same time. CONSTITUTION: An operation controlling method for a compressor integrated with MDPS comprises an MDPS mode operation step, an air conditioning mode operation step, and an MDPS and air conditioning mode operation step. The MDPS mode operation step assists the steering of a driver by delivering the rotary force of a single motor when a first electromagnetic clutch is turned on. The air conditioning mode operation step operates an air conditioning mode in order to compress refrigerant for cooling the inside of a vehicle by delivering the rotary force of the single motor to a compressor when a second electromagnetic clutch is turned on. The MDPS and air conditioning mode operation step operates the MDPS and air conditioning mode in order to operate a power steering device and the compressor at the same time by delivering the rotary force of the motor to the MDPS gear box and the compressor at the same time. [Reference numerals] (1) First clutch off time; (2) Second clutch on time; (AA) Step; (BB) Motor speed; (CC) Clutch 1 (for MDPS); (DD) Clutch 2 (for A/C); (EE) MDPS mode; (FF) Motor speed; (GG,HH) Provided current; (II) Conversion; (JJ) A/C mode; (KK,LL,MM) Time; (NN) Case 1: when steering towards the right direction of a driver before A/C is turned on (motor direction CW); (OO) Case 2: when steering towards the left direction of a driver A/C is turned on (motor direction CCW)
Abstract translation: 目的：提供一种与电机驱动动力转向（MDPS）集成的压缩机的操作控制方法，以通过同时控制电动机的减速度和离合器的开/关来缩短切换操作模式的延迟时间。 构成：与MDPS集成的压缩机的操作控制方法包括MDPS模式操作步骤，空调模式操作步骤以及MDPS和空调模式操作步骤。 当第一电磁离合器接通时，MDPS模式操作步骤通过传递单个电动机的旋转力来辅助驾驶员的转向。 空调模式操作步骤操作空调模式，以便当第二电磁离合器接通时，通过将单个电动机的旋转力传递到压缩机来压缩用于冷却车辆内部的制冷剂。 MDPS和空调模式操作步骤操作MDPS和空调模式，以便通过将马达的旋转力同时传递到MDPS齿轮箱和压缩机来同时操作动力转向装置和压缩机 。 （附图标记）（1）第一离合器关闭时间; （2）第二离合器准时; （AA）步骤; （BB）电机转速; （CC）离合器1（用于MDPS）; （DD）离合器2（用于A / C）; （EE）MDPS模式; （FF）电机转速; （GG，HH）提供电流; （二）转换; （JJ）A / C模式; （KK，LL，MM）时间; （NN）情况1：在开启A / C（电机方向CW）之前朝向驾驶员的正确方向转向; （OO）情况2：当朝向驾驶员A / C的左方向转向（电动机方向CCW）时，
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公开(公告)号：KR1020130064914A
公开(公告)日：2013-06-19
申请号：KR1020110131537
申请日：2011-12-09
Applicant: 현대자동차주식회사
Abstract: PURPOSE: An electric steering device and a control method thereof are provided to improve the driving performance of a vehicle by minimizing the damage generated by the steering sense due to the difference of the left and right loads. CONSTITUTION: An electric steering device(1) comprises a driving motor unit(10), a left and right load sensor(20), a front seat passenger load sensor(30), and a control unit(40). The driving motor unit drives a rack and a vehicle wheel by corresponding to the steering of a steering wheel. The left and right load sensor individually senses the loads of the left and right of a vehicle and transmits the loads to a control unit. The front seat passenger load sensor senses the passenger on a front seat and notifies the control unit. The control unit comprises a vehicle speed variable control module(42), a damping control module(44), a restoration control module(46), and a driving module(48). The vehicle speed variable control module comprises a basic current map(422) in order to calculate a motor current controlling the driving motor unit on each vehicle speed. The damping control module comprises a damping current map in order to calculate a damping current to compensate for the damping of the driving motor unit. The restoration control module comprises a restoration current map in order to calculate a restoration current to restore control of the driving motor unit. The driving module generates a driving current in order to drive the driving motor unit. [Reference numerals] (10) Driving motor unit; (20) Left and right load sensor; (30) Front seat passenger load sensor; (42) Vehicle speed variable control module; (422) Basic current map; (44) Damping control module; (442) Damping current map; (46) Restoration control module; (462) Restoration current map; (48) Driving module; (AA) CAN communication; (BB) Torque sensor; (CC) Vehicle speed sensor; (DD) Steering angle sensor
Abstract translation: 目的：提供一种电动转向装置及其控制方法，通过使由左右负载的差异导致的由转向感觉产生的损伤最小化来提高车辆的驾驶性能。 构成：电动转向装置（1）包括驱动电动机单元（10），左右负载传感器（20），前排乘客负载传感器（30）和控制单元（40）。 驱动马达单元通过与方向盘的转向相对应地驱动齿条和车轮。 左右负载传感器单独检测车辆左右的负载，并将负载传送到控制单元。 前座乘客负载传感器感测前排座椅上的乘客，并通知控制单元。 控制单元包括车速可变控制模块（42），阻尼控制模块（44），恢复控制模块（46）和驱动模块（48）。 车速可变控制模块包括基本电流映射（422），以便根据每个车速来计算控制驱动电动机单元的电动机电流。 阻尼控制模块包括阻尼电流图，以便计算阻尼电流以补偿驱动电机单元的阻尼。 恢复控制模块包括恢复电流图，以便计算恢复电流以恢复驱动电机单元的控制。 驱动模块产生驱动电流以驱动驱动电机单元。 （附图标记）（10）驱动电机单元; （20）左右负荷传感器; （30）前排乘客负载传感器; （42）车速变量控制模块; （422）基本电流图; （44）阻尼控制模块; （442）阻尼电流图; （46）恢复控制模块; （462）恢复当前地图; （48）驾驶模块; （AA）CAN通讯; （BB）扭矩传感器; （CC）车速传感器; （DD）转向角传感器
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公开(公告)号：KR1020130057874A
公开(公告)日：2013-06-03
申请号：KR1020110123843
申请日：2011-11-24
Applicant: 현대자동차주식회사
CPC classification number: B62D3/123 , B60Y2400/77 , B62D3/126
Abstract: PURPOSE: A neutrality maintaining device of a rack bar for a steering system is provided to improve the straight-driving stability of a vehicle by aligning the vehicle wheels in a straight line and to realign a neutral position of the rack bar by the rotation of an adjuster cam. CONSTITUTION: A neutrality maintaining device of a rack bar for a steering system comprises a rack center groove(10), a rack guide ball(20), a ball support mechanism(30), an adjuster cam(40), and a bolt insertion hole(60). The rack center groove is formed in a rack bar(4) and faces a support yoke(6) when a steering wheel(9) is in a neutral position and the vehicle wheels are aligned. The rack guide ball is formed in the support yoke and rolled while contacting with the outer periphery of the rack bar when the rack bar moves. The rack guide ball is inserted into the rack center groove when the rack bar is in a neutral position, thereby maintaining the neutral position of the rack bar. The ball support mechanism is formed in the support yoke and elastically supports the rack guide ball towards the rack bar. The adjuster cam is installed to be rotatable inside the support yoke and includes a ball hole(41) where the rack guide ball is inserted. The bolt insertion hole is formed by being penetrated through a yoke installation unit(5) and the support yoke, and an adjusting bolt rotating the adjuster cam is inserted into the bolt insertion hole.
Abstract translation: 目的：提供用于转向系统的齿条的中立维持装置，以通过将车轮以直线对准并通过旋转的方式重新调整齿条的中立位置来改善车辆的直行驶稳定性 调节器凸轮 构成：用于转向系统的齿条的中立维持装置包括齿条中心凹槽（10），齿条引导球（20），球支撑机构（30），调节器凸轮（40）和螺栓插入 孔（60）。 当方向盘（9）处于中立位置并且车轮对准时，齿条中心槽形成在齿条（4）中并且面向支撑轭（6）。 齿条引导球形成在支撑轭中，并且当齿条移动时与齿条的外周接触地滚动。 当齿条处于中立位置时，齿条引导球插入齿条中心凹槽，从而保持齿条的中立位置。 球支撑机构形成在支撑轭中，并将齿条引导球弹性地支撑到齿条上。 调节器凸轮安装成能够在支撑轭内旋转，并且包括插入齿条引导球的球孔（41）。 螺栓插入孔通过穿过轭安装单元（5）和支撑轭而形成，并且将调节器凸轮旋转的调节螺栓插入到螺栓插入孔中。
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Patent Agency Ranking
公开(公告)号：KR1020130055859A
公开(公告)日：2013-05-29
申请号：KR1020110121512
申请日：2011-11-21
Applicant: 현대자동차주식회사
CPC classification number: B62D1/181 , B62D5/0409 , B62D5/0433 , B62D5/0478
Abstract: PURPOSE: A vehicle steering system and a current supply method for the same are provided to effectively supply current to a steering device of a vehicle, and to prevent a clutch plate from being magnetized. CONSTITUTION: A vehicle steering system comprises first and second switching parts(100, 200), a connection part(300), and a control part(400). The first switching part selectively transmits the power of a motor to a power transmission part(20) or a variable steering part(30) by using a motor clutch(110). The second switching part selectively transmits the power in the variable steering part to a tilt device(40) or a telescopic device(50) by using a variable steering clutch(210). The control part controls to supply the current with polarity different from the polarity of current supplied to an electromagnet when the motor clutch or the variable steering clutch is operated by the electromagnet.
Abstract translation: 目的：提供一种车辆转向系统及其电流供给方法，以有效地向车辆的转向装置供电，并防止离合器片被磁化。 构成：车辆转向系统包括第一和第二开关部件（100,200），连接部件（300）和控制部件（400）。 第一开关部通过使用马达离合器（110）选择性地将马达的动力传递到动力传递部（20）或可变转向部（30）。 第二切换部件通过使用可变转向离合器（210）将可变转向部分中的动力选择性地传递到倾斜装置（40）或伸缩装置（50）。 当电动机离合器或可变转向离合器由电磁铁操作时，控制部分控制提供极性与提供给电磁体的电流的极性不同的电流。
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公开(公告)号：KR1020130033825A
公开(公告)日：2013-04-04
申请号：KR1020110097750
申请日：2011-09-27
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A safety device of an R-MDPS(Rack type Motor Driven Power Steering) system and an operation method thereof are provided to prevent a belt protrusion from being damaged and prevent the handle from being locked by informing an operator about the generation of a slip on a belt transferring driving power of a motor to a rack bar in the R-MDPS system. CONSTITUTION: A safety device of an R-MDPS system comprises a storage unit(10), a motor RPM(Revolution Per Minute) measuring unit(20), a driver torque measuring unit(30), an ECU(Electronic Control Units)(40), and a display unit(50). The storage unit stores a standard table in which a standard RPM is recorded corresponding to a driving torque. The motor RPM measuring unit measures the RPM of a motor in the R-MDPS system. The driver toque measuring unit measures the driver torque generated by rotation of a steering handle due to the operation of a driver. The control unit determines the slip generation based on the standard stored in the storage unit. The display unit displays a warning light or a warning screen according to the control of the control unit. [Reference numerals] (10) Storage unit; (20) Motor RPM measuring unit; (30) Driver torque measuring unit; (40) Control unit; (50) Display unit;
Abstract translation: 目的：提供R-MDPS（机架式电动机驱动动力转向）系统的安全装置及其操作方法，以防止皮带突起被损坏，并且通过向操作者通知生成 在将马达的驱动力传递到R-MDPS系统中的齿条上的皮带上滑动。 构成：R-MDPS系统的安全装置包括存储单元（10），马达RPM（每分钟转数）测量单元（20），驾驶员扭矩测量单元（30），ECU（电子控制单元） 40）和显示单元（50）。 存储单元存储标准表，其中记录与驱动转矩对应的标准RPM。 电机RPM测量单元测量R-MDPS系统中电机的转速。 驱动器扭矩测量单元测量由于驾驶员的操作而导致的转向手柄旋转产生的驾驶员扭矩。 控制单元基于存储在存储单元中的标准来确定滑移生成。 显示单元根据控制单元的控制显示警告灯或警告画面。 （附图标记）（10）存储单元 （20）电机转速测量单元; （30）驱动力矩测量单元; （40）控制单元; （50）显示单元;
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公开(公告)号：KR101219934B1
公开(公告)日：2013-01-08
申请号：KR1020100110483
申请日：2010-11-08
Applicant: 현대자동차주식회사
Abstract: 본발명의통합형전동조향장치인 u-MDPS(United type Motor Driven Power Steering)는 1개의 MDPS 모터(2)와, 상기 MDPS 모터(2)의동력으로조타력을어시스트하고틸트업/다운및 텔레스코픽이송을구현하는로직을갖는 1개의 MDPS ECU(70)와, 상기 MDPS 모터(2)의동력전달경로를절환시켜주는다기능구현장치로구성됨으로써, MDPS의패키지자유도를높이고중량과비용을낮추며, 특히전자석클러치를적용해 1개뿐인 MDPS 모터(2)의잠김시매뉴얼모드전환으로페일-세이프(Fail-Safety)기능을구현할수 있는특징도갖는다.
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公开(公告)号：KR1020120127923A
公开(公告)日：2012-11-26
申请号：KR1020110045713
申请日：2011-05-16
Applicant: 현대자동차주식회사
Abstract: PURPOSE: An assembling type steering gear box is provided to facilitate the setting for a target steering gear ratio. CONSTITUTION: An assembling type steering gear box comprises a rack bar(10), a plurality of tooth profiles(20), and a cover(30). The rack bar adjusts the steering direction. The plurality of tooth profile is worked to be coupled with one side of the rack bar. The cover fixes the tooth profiles by being coupled with one side of the rack bar.
Abstract translation: 目的：提供组装式转向齿轮箱，以便于目标转向齿轮比的设定。 构成：组装型转向齿轮箱包括齿条（10），多个齿廓（20）和盖（30）。 机架杆调节转向方向。 多个齿廓被加工成与齿条的一侧结合。 该盖通过与齿条的一侧耦合来固定齿廓。
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公开(公告)号：KR1020110021483A
公开(公告)日：2011-03-04
申请号：KR1020090079307
申请日：2009-08-26
Applicant: 현대자동차주식회사
CPC classification number: B62D3/14 , B60Y2306/09 , B62D5/09 , B62D5/12
Abstract: PURPOSE: A shimmy-damper for a steering gear box, which reduces manufacturing cost by reducing the number of parts, is provided to reduce pipe resistance and to reduce friction noise by expanding the flow path of oil when the oil is exhausted or flows in. CONSTITUTION: A shimmy-damper for a steering gear box comprises a housing(10), and a oil path expanding part(20). An orifice(11) is formed in the inner side of the housing. A flow path between a of a cylinder(23) side of a gear-box and a valve side of a gear box is formed in the housing. The oil path expanding part is located inside the housing. The oil path expanding part is composed of a piston(21), an elastic member(22), and a cylinder. The piston slides and moves according to the pressure of oil. The elastic member elastically supports the piston. The cylinder forms the outer tube of the elastic member and the piston. The elastic member is composed of the first spring supporting one side of the piston, and a second spring supporting the other side of the piston with the same elastic force as the first spring.
Abstract translation: 目的：提供一种用于转向齿轮箱的减震器，通过减少零件数量来降低制造成本，以减少管道阻力，并通过在油排出或流入时扩大油路的流路来减少摩擦噪音。 构成：用于转向齿轮箱的振动阻尼器包括壳体（10）和油路扩张部分（20）。 孔（11）形成在壳体的内侧。 在壳体中形成齿轮箱的气缸（23）侧和齿轮箱的阀侧之间的流路。 油路扩张部位于壳体的内部。 油路扩张部由活塞（21），弹性部件（22）和气缸构成。 活塞根据油压力滑动移动。 弹性构件弹性地支撑活塞。 气缸形成弹性构件的外管和活塞。 弹性构件由支撑活塞的一侧的第一弹簧和与第一弹簧相同的弹性力支撑活塞的另一侧的第二弹簧构成。
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