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BEARING FOR MAIN SPINDLE DEVICE OF MACHINE TOOL, MAIN SPINDLE DEVICE OF MACHINE TOOL, AND MACHINE TOOL
BEARING FOR MAIN SPINDLE DEVICE OF MACHINE TOOL, MAIN SPINDLE DEVICE OF MACHINE TOOL, AND MACHINE TOOL
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机译:机床主要主轴装置的轴承,机床主要主轴装置和机床
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摘要
PROBLEM TO BE SOLVED: To provide a bearing for a main spindle device of a machine tool excellent in maintainability and handleability, in which highly responsive temperature measurement is possible, and a temperature sensor can be easily separated from the bearing, and to provide the main spindle device of the machine tool, and the machine tool.;SOLUTION: The main spindle device 20 of the machine tool supports a rotary shaft 22 freely rotatably with respect to an outer cylinder 29, wherein a tool can be attached to the rotary shaft 22. In the front side bearing 60, the temperature sensor 52 is non-adhesively arranged in a vicinity of a contact point p of an outer ring 61 and a ball 63 so as to be freely detached from the bearing 60.;COPYRIGHT: (C)2010,JPO&INPIT
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