Title:
APPARATUS FOR WORKING BALL SPHERICAL SURFACE
Document Type and Number:
Japanese Patent JP2001001094
Kind Code:
A
Abstract:
To provide a working apparatus of a ball spherical surface, with which the development of burr is restrained and the time for working is shortened.
This working apparatus is composed of a holder 32 for holding a rough stud 5 composed of a rough spherical head part 11 having the rough ball spherical surface and shank part 23 projected from the rough spherical head part 11 so as to be rotatable with an axis as the center, a supporting shaft 51 positioned on the same axis as the holder 32 so as to be advancable/ retreatable to/from the holder 32 and a pushing jig 41 extended in the orthogonal direction to the axis and having a pushing shaft 43 so as to be shiftable in the axial direction along the rough spherical head part 11.
More Like This:
Inventors:
GOTO CHIKASHIGE
Application Number:
JP17257099A
Publication Date:
January 09, 2001
Filing Date:
June 18, 1999
Export Citation:
Assignee:
MUSASHI SEIMITSU KOGYO KK
International Classes:
B21H1/14; (IPC1-7): B21H1/14
Previous Patent: MANUFACTURE OF RETAINER FOR BAG FILTER
Next Patent: ROLLER TYPE THREAD-ROLLING ROUND DIE AND MANUFACTURE THEREOF
Next Patent: ROLLER TYPE THREAD-ROLLING ROUND DIE AND MANUFACTURE THEREOF