Title:
GRINDING MACHINE AND GRINDING METHOD
Document Type and Number:
Japanese Patent JP2019076962
Kind Code:
A
Abstract:
To provide a grinding machine and a grinding method which can reduce whole grinding time.SOLUTION: A grinding machine 1 comprises a grinding wheel head 26, a head stock 12, feeding devices 24 and 25, coolant supply devices 30, 31, 31a and 32, and a control device 50. The coolant supply devices comprise coolant flow-rate control devices 31 and 31a which control flow rate of coolant according to a command from the control device 50. Further, the control device 50, when switching speed at which a grinding wheel 28 is made to approach a work-piece W, gives a command to the coolant flow-rate control devices 31 and 31a so that the flow rate of the coolant is gradually lowered.SELECTED DRAWING: Figure 5
Inventors:
WATANABE AKIRA
Application Number:
JP2017203130A
Publication Date:
May 23, 2019
Filing Date:
October 20, 2017
Export Citation:
Assignee:
JTEKT CORP
International Classes:
B24B5/04; B24B55/02; B24B47/20; B24B49/04
Domestic Patent References:
| JP2014024122A | 2014-02-06 | |||
| JP2002059335A | 2002-02-26 | |||
| JP2003094335A | 2003-04-03 | |||
| JPS57157458U | 1982-10-02 |
Foreign References:
| EP0903200A1 | 1999-03-24 |
Attorney, Agent or Firm:
Kobayashi Osamu
Kiichi Yamamoto
Kimura Gunji
Kiichi Yamamoto
Kimura Gunji