Title:
LATHE FOR WORKING NON-CIRCULAR WORKPIECE
Document Type and Number:
Japanese Patent JP2729248
Kind Code:
B2
Abstract:
PURPOSE: To increase cutting speed, improve the life of a cutting tool and enable high accuracy working by a standard cutting tool.
CONSTITUTION: An intermediate table 5 is provided on a saddle 3 movable in the direction of Z axis. A movable body 11 on the X axis is mounted on the intermediate table 5 and connected to X axis feed motor 13 through a ball screw 12. A movable body 15 on the Y axis provided with a cutting tool holder 18 is mounted on the movable body 11 on the X axis and connected to a Y axis feed motor 17 through a ball screw 16. The X axis feed motor 13 and Y axis feed motor 17 are controlled in synchronization with the rotation of a spindle 20 by an NC apparatus so that the cutting edge of a cutting tool 19 on the cutting tool holder 18 is always contacted with the largest outer diameter portion of a non-circular workpiece in the direction of X shaft.
Inventors:
NISHIKAWA TAKASHI
Application Number:
JP7525892A
Publication Date:
March 18, 1998
Filing Date:
February 25, 1992
Export Citation:
Assignee:
OOKUMA KK
International Classes:
B23B5/24; B23Q15/013; (IPC1-7): B23B5/24; B23Q15/013
Domestic Patent References:
| JP61131803A | ||||
| JP1115501A | ||||
| JP1271102A |
Attorney, Agent or Firm:
Ishida Kiki