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    • 2. 发明公开
    • 모터 및 이를 포함하는 기록 디스크 구동장치
    • 记录盘的电机和驱动装置包括相同的
    • KR1020120130506A
    • 2012-12-03
    • KR1020110048490
    • 2011-05-23
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • G11B19/2036H02K1/30H02K7/088
    • PURPOSE: A motor and a device for driving a recording disk including the same are provided to maximize rigidity by improving the dynamic pressure of the upper side of a shaft. CONSTITUTION: A motor(400) includes a rotating member, a fixing member and an oil storage portion(100). The rotating member is rotated by a shaft(110). An extended portion(214) of the rotating member is extended along the external surface of the shaft. The fixing member includes a shaft support portion(122) and an extended portion support portion(124). The storage portion is formed between the lower surface of the extension part and the fixing member. The storage portion stores oil.
    • 目的:提供电动机和用于驱动包括该电动机的记录盘的装置,以通过提高轴的上侧的动态压力来最大化刚性。 构成:电动机(400)包括旋转构件,固定构件和储油部(100)。 旋转构件由轴(110)旋转。 旋转构件的延伸部分(214)沿轴的外表面延伸。 固定构件包括轴支撑部分(122)和延伸部分支撑部分(124)。 存储部形成在延伸部的下表面和固定部件之间。 储存部分储存油。
    • 4. 发明公开
    • 스핀들 모터 및 이를 포함하는 하드 디스크 드라이브
    • 主轴电机和硬盘驱动器,包括它们
    • KR1020140035649A
    • 2014-03-24
    • KR1020120102153
    • 2012-09-14
    • 삼성전기주식회사
    • 박영하
    • G11B19/20H02K5/167F16C17/10
    • G11B19/2009G11B5/56G11B33/122G11B33/1473G11B2220/2516
    • The present invention relates to a spindle motor and a hard disk drive. The spindle motor comprises: a lower thrust member fixed to a base member; a shaft fixed to the lower thrust member; an upper thrust member fixed to the upper part of the shaft and forming a third liquid-gas interface between the upper thrust member and the shaft; a sleeve disposed on the upper part of the lower thrust member, installed on the shaft to rotate, and forming a fourth liquid-gas interface between the sleeve and the lower thrust member; an inner sealing part wider than other parts, located in an area where the shaft and the sleeve face each other and connected to the outside; first and second liquid-gas interfaces formed between the shaft and the sleeve so as to be positioned in axial upper and lower sides of the inner sealing part, respectively; and a rotor hub coupled with the sleeve and rotating in conjunction with the sleeve. Therefore, it is possible to either satisfy the requirement that a sealing force of the third liquid-gas interface should be stronger than a sealing force of the first liquid-gas interface, or satisfy the requirement that a sealing force of the fourth liquid-gas interface should be stronger than a sealing force of the second liquid-gas interface.
    • 主轴电机和硬盘驱动器技术领域本发明涉及一种主轴电机和硬盘驱动器。 主轴电动机包括:固定到基座构件的下推力构件; 固定到下推力构件的轴; 固定在所述轴的上部的上部推力构件,在所述上推力构件和所述轴之间形成第三液气界面; 设置在下推力构件的上部的套筒,安装在轴上以旋转,并在套筒和下推力构件之间形成第四液 - 气界面; 位于轴和套筒彼此面对并连接到外部的区域中的比其它部分更宽的内密封部分; 第一和第二液 - 气界面分别形成在轴和套筒之间,以分别位于内密封部分的轴向上下侧; 以及与套筒联接并与套筒一起旋转的转子毂。 因此,可以满足第三液 - 气界面的密封力要比第一液 - 气界面的密封力更强的要求,或者满足第四液气密封的密封力 界面应比第二液 - 气界面的密封力强。
    • 6. 发明公开
    • 스핀들 모터 및 그 제조방법
    • 主轴电机及其制造方法
    • KR1020130058955A
    • 2013-06-05
    • KR1020110124986
    • 2011-11-28
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • H02K5/1677H02K5/1672H02K7/086H02K15/16Y10T29/49009
    • PURPOSE: A spindle motor and a manufacturing method are provided to confirm the amount of injection of fluid lubrication by injecting the fluid lubrication into a bearing clearance through a pipe hole. CONSTITUTION: A spindle motor(100) includes a base member(110), a lower part of a thrust member(120), a shaft(130), a sleeve(140), a rotor hub(150), and an upper part of a thrust member(160). The shaft is installed on the base member. A curving groove(132) is formed in the center unit of an outer circumference surface. The sleeve is installed in the shaft to be rotated. A pipe hole(142) is formed. The rotor hub is installed in the sleeve. The rotor hub is rotated by connecting the sleeve.
    • 目的:提供主轴电动机和制造方法,以通过管孔将流体润滑注入轴承间隙来确认流体润滑的注入量。 构成:主轴电机(100)包括基座构件(110),推力构件(120)的下部,轴(130),套筒(140),转子毂(150)和上部 的推力构件(160)。 轴安装在基座上。 在外周面的中心部形成有弯曲槽132。 套筒安装在轴上以旋转。 形成管孔(142)。 转子毂安装在套筒中。 通过连接套筒来转动转子毂。
    • 7. 发明公开
    • 스핀들 모터
    • 主轴电机
    • KR1020130062638A
    • 2013-06-13
    • KR1020110129021
    • 2011-12-05
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • F16C17/107F16C2370/12G11B19/2036H02K7/086
    • PURPOSE: A spindle motor is provided to prevent separation of fluid lubrication from bearing clearance when external impact is applied. CONSTITUTION: A lower unit of a shaft(140) is installed in a base unit(110). An upper part of a thrust member(170) is installed in an upper unit of the shaft. A sleeve(150) is arranged between a lower part and the upper part of the thrust member and is installed in the shaft to be rotated. A rotor hub(160) is installed in the sleeve and is rotated by connecting the sleeve. A connection hole(156) is formed in the sleeve.
    • 目的:提供主轴电机以防止外部冲击时液体润滑与轴承间隙分离。 构成:轴(140)的下部单元安装在基座单元(110)中。 推力构件(170)的上部安装在轴的上部单元中。 套筒(150)设置在推力构件的下部和上部之间,并安装在轴中以进行旋转。 转子毂(160)安装在套筒中并通过连接套筒而旋转。 在套筒中形成连接孔(156)。
    • 8. 发明公开
    • 스핀들 모터
    • 主轴电机
    • KR1020130052876A
    • 2013-05-23
    • KR1020110118193
    • 2011-11-14
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • G11B19/2045G11B33/1446G11B2220/215G11B2220/2516
    • PURPOSE: A spindle motor is provided to remove foreign substances between a disk and a disk mounting unit of a rotor hub, thereby reducing bending of the disk. CONSTITUTION: A stator(110) includes a base member(120). A rotor(160) is supported by the stator to be rotated and includes a rotor hub(180). The rotor hub includes a disk mounting unit(186). A disk is mounted on the disk mounting unit. A foreign substance removal unit(200) is formed in the disk mounting unit and removes foreign substances between the disk and the disk mounting unit.
    • 目的:提供主轴电机以去除转盘轮毂的盘和盘安装单元之间的异物,从而减少盘的弯曲。 构造:定子(110)包括基座构件(120)。 转子(160)由定子支撑以旋转,并包括转子毂(180)。 转子毂包括盘安装单元(186)。 磁盘安装在磁盘安装单元上。 在盘安装单元中形成异物去除单元(200),并且在盘和盘安装单元之间除去异物。
    • 9. 发明公开
    • 스핀들 모터
    • 主轴电机
    • KR1020130045043A
    • 2013-05-03
    • KR1020110109481
    • 2011-10-25
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • G11B19/2009G11B33/1446G11B2220/215G11B2220/2516
    • PURPOSE: A spindle motor is provided to form a projection unit on a base, thereby preventing leakage of a bonding material when a pulling plate and the base are combined by the bonding material. CONSTITUTION: A spindle motor includes a rotation unit and a fixing unit. A hydrodynamic bearing unit is formed between the rotation unit and the fixing unit by charge of oil. The fixing unit is faced with a magnet(130) in an axis direction. A pulling plate(190) of the fixing unit is combined with a base(160). A projection unit(162) of the base prevents leakage of a bonding material which is spread for combination with the pulling plate.
    • 目的:提供主轴电机以在基座上形成投影单元,从而防止当通过接合材料组合拉板和基座时接合材料的泄漏。 构成:主轴电机包括旋转单元和定影单元。 在旋转单元和定影单元之间通过加油而形成流体动力轴承单元。 固定单元在轴向上面向磁体(130)。 固定单元的拉板(190)与底座(160)组合。 基座的突出部(162)防止与拉板组合而扩散的接合材料的泄漏。
    • 10. 发明公开
    • 스핀들 모터
    • 主轴电机
    • KR1020130043973A
    • 2013-05-02
    • KR1020110108195
    • 2011-10-21
    • 삼성전기주식회사
    • 박영하
    • G11B19/20
    • G11B19/2009G11B2220/215G11B2220/2516
    • PURPOSE: A spindle motor is provided to locate a lower end of a fixing member in a place which is lower than a lower end of a thrust plate when the fixing member and the rotation axis are connected by using a screw, thereby increasing rigidity. CONSTITUTION: A rotation unit includes a fixing plate and a fixing member(190). The fixing plate fixes a disk which is mounted in a hub(120). The fixing member fixes the fixing plate to the rotation unit. The fixing member is connected to a rotation axis(110) by using a screw. A lower end of the fixing member is located in a place which is lower than a lower end of a thrust plate(140) which is connected to the rotation axis.
    • 目的:提供一种主轴电动机,通过使用螺钉连接固定部件和旋转轴线时,将固定部件的下端定位在比止推板的下端低的位置,从而提高刚性。 构成:旋转单元包括固定板和固定构件(190)。 固定板固定安装在轮毂(120)中的盘。 固定构件将固定板固定到旋转单元。 固定构件通过使用螺钉连接到旋转轴线(110)。 固定构件的下端位于比与旋转轴线连接的止推板(140)的下端低的位置。