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    • 1. 发明授权
    • Spindle device for machine tool
    • 机床主轴装置
    • US08382405B2
    • 2013-02-26
    • US12264473
    • 2008-11-04
    • Masakazu SoshiHaruki IshiguroAkihiro Mochizuki
    • Masakazu SoshiHaruki IshiguroAkihiro Mochizuki
    • B23Q3/12B23Q11/10
    • B23Q5/10B23Q2005/005Y10T408/50Y10T409/303976Y10T409/304088Y10T409/309464
    • A machine-tool spindle device includes: a spindle; a front housing for rotatably supporting the spindle; a first drive motor having a first rotor installed securely on the spindle and a first stator installed securely within the front housing; a rear housing installed on a rear end side of the spindle in the front housing; a second drive motor having an annular second rotor which is disposed coaxially to the spindle near a rear end of the spindle and which is supported rotatably within the rear housing, and a second stator installed securely within the rear housing; a connecting mechanism for connecting the rear end of the spindle and the second rotor and releasing the connection; and a clamping mechanism, disposed within the attaching hole of the spindle and within the second rotor, for clamping a tool attached to the spindle.
    • 机床主轴装置包括:主轴; 用于可旋转地支撑所述心轴的前壳体; 第一驱动马达,其具有安装在所述心轴上的第一转子和安装在所述前壳体内的第一定子; 后壳体,其安装在所述前壳体中的所述心轴的后端侧; 第二驱动马达,其具有环形的第二转子,所述第二转子在所述心轴的后端附近与所述心轴同轴设置,并且所述环形第二转子可旋转地支撑在所述后壳体内;以及第二定子,其安装在所述后壳体中; 用于连接主轴的后端和第二转子并释放连接的连接机构; 以及夹紧机构,其设置在所述主轴的安装孔内且在所述第二转子内,用于夹紧附接到所述主轴的工具。
    • 6. 发明申请
    • SPINDLE DEVICE FOR MACHINE TOOL
    • 机床用主轴装置
    • US20090136313A1
    • 2009-05-28
    • US12264473
    • 2008-11-04
    • Masakazu SOSHIHaruki ISHIGUROAkihiro MOCHIZUKI
    • Masakazu SOSHIHaruki ISHIGUROAkihiro MOCHIZUKI
    • B23C7/00
    • B23Q5/10B23Q2005/005Y10T408/50Y10T409/303976Y10T409/304088Y10T409/309464
    • A machine-tool spindle device includes: a spindle; a front housing for rotatably supporting the spindle; a first drive motor having a first rotor installed securely on the spindle and a first stator installed securely within the front housing; a rear housing installed on a rear end side of the spindle in the front housing; a second drive motor having an annular second rotor which is disposed coaxially to the spindle near a rear end of the spindle and which is supported rotatably within the rear housing, and a second stator installed securely within the rear housing; a connecting mechanism for connecting the rear end of the spindle and the second rotor and releasing the connection; and a clamping mechanism, disposed within the attaching hole of the spindle and within the second rotor, for clamping a tool attached to the spindle.
    • 机床主轴装置包括:主轴; 用于可旋转地支撑所述心轴的前壳体; 第一驱动马达,其具有安装在所述心轴上的第一转子和安装在所述前壳体内的第一定子; 后壳体,其安装在所述前壳体中的所述心轴的后端侧; 第二驱动马达,其具有环形的第二转子,所述第二转子在所述心轴的后端附近与所述心轴同轴设置,并且所述环形第二转子可旋转地支撑在所述后壳体内;以及第二定子,其安装在所述后壳体中; 用于连接主轴的后端和第二转子并释放连接的连接机构; 以及夹紧机构,其设置在所述主轴的安装孔内且在所述第二转子内,用于夹紧附接到所述主轴的工具。