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Patent Searching and Data


Title:
POLISHING DEVICE AND POLISHING METHOD FOR SHAFT-LIKE WORK
Document Type and Number:
WIPO Patent Application WO/2007/007485
Kind Code:
A1
Abstract:
A polishing device and a polishing method capable of removing turning reed marks on a shaft-like work having an oil seal fitting part on its outer peripheral surface by using a grinding method in which a grinding fluid is not required. The polishing device for the shaft-like work is characterized by comprising the headstock of a lathe supporting the shaft-like work having the oil seal fitting part on its outer peripheral surface rotatingly about the axis of the shaft-like work, a slide table installed on the tool turret of the lathe movably in the radial direction, a first drive means (air cylinder) longitudinally moving the slide table in the state of facing the axis of the headstock, an elastic grinding wheel rotatably fitted to the slide table and allowed to radially advance and retreat relative to the oil seal fitting part by the movement of the slide table, and a second drive means (brushless motor) rotating the elastic grinding wheel.

Inventors:
TANIO MASAYUKI (JP)
MUTO AKIYOSHI (JP)
Application Number:
JP2006/311212
Publication Date:
January 18, 2007
Filing Date:
June 05, 2006
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
TANIO MASAYUKI (JP)
MUTO AKIYOSHI (JP)
International Classes:
B24B5/36; B23P23/02; B24B5/04
Foreign References:
JP2002160133A2002-06-04
JP2002103219A2002-04-09
JP2000062343A2000-02-29
JPS6362650A1988-03-18
Other References:
See also references of EP 1911546A4
Attorney, Agent or Firm:
EHARA, Syogo et al. (15-26 Edobori 1-chome, Nishi-k, Osaka-shi Osaka 02, JP)
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