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Patent Searching and Data


Title:
ELID HONING DEVICE AND METHOD
Document Type and Number:
Japanese Patent JP2007260816
Kind Code:
A
Abstract:

To provide an ELID honing device which dresses a honing grindstone without an additional process, is applied it to a mass-production line to continuously operate without changing a honing work cycle accordingly, and preventing electrolytic corrosion of a workpiece, and also to provide its method.

This ELID honing device is furnished with: a honing tool 10 positioned on an upper part of a workpiece 1 having a hollow cylinder inner surface, hung down from an upper end part free to oscillate and free to vertically move and rotate and drive around a vertical rotation axis as its center; and a honing guide 20 positioned in the proximity of the upper part of the work and to guide the honing tool to the hollow cylinder inner surface. The honing tool 10 has: a fixing guide 12 having a constant radius R to an outer peripheral surface from the rotation axis; and honing grindstones 14a, 14b outer peripheral surfaces of which are free to move in parallel from a diametrically extended position on the outside of the radius R to a diametrically contracted position on the inside and free to electrolytically dress. The honing guide 20 has a hollow and cylindrical ELID electrode 22 having an inner surface 22a to guide the outer peripheral surface of the fixing guide of the honing tool and free to apply on negative voltage.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
HAYASHI IMIN
OMORI HITOSHI
YAMAMOTO KOURITSU
MARUYAMA JIRO
Application Number:
JP2006087321A
Publication Date:
October 11, 2007
Filing Date:
March 28, 2006
Export Citation:
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Assignee:
RIKAGAKU KENKYUSHO
FUJI HEAVY IND LTD
International Classes:
B24B53/00; B23H5/00; B24B33/02; B24B33/06
Domestic Patent References:
JP2001062721A2001-03-13
Foreign References:
DE3312604A11984-10-11
US3772164A1973-11-13
US4274925A1981-06-23
Attorney, Agent or Firm:
Minoru Hotta