Title:
COOLANT SUPPLY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/171563
Kind Code:
A1
Abstract:
This coolant supply device comprises: a first coolant tank (21); a first pump (31) that has a first pressure feed mechanism unit (86) and feeds coolant from the first coolant tank (21) by means of the first pressure feed mechanism unit (86); a second pump (32) that has a second pressure feed mechanism unit (86) and a screw (87) immersed in the coolant stored in the first coolant tank (21), and feeds coolant from the first coolant tank (21) by means of the second pressure feed mechanism unit (86) and the screw (87); a first flow path (41) through which coolant from the first pump (31) circulates; a second flow path (42) through which coolant from the second pump (32) circulates; and a first foreign matter capture unit (51) that has a filter (52) and is provided on a path of the first flow path (41). Coolant passing through the first foreign matter capture unit (51) is directly circulated to a separate coolant tank (26) without passing through a processing area (260) of a machine tool.
Inventors:
FUNAKOSHI GENKI (JP)
Application Number:
PCT/JP2023/008028
Publication Date:
September 14, 2023
Filing Date:
March 03, 2023
Export Citation:
Assignee:
DMG MORI CO LTD (JP)
International Classes:
B23Q11/10; B23Q11/00
Domestic Patent References:
| WO2017110219A1 | 2017-06-29 |
Foreign References:
| JP2000263397A | 2000-09-26 | |||
| US4275988A | 1981-06-30 | |||
| JPH03253797A | 1991-11-12 | |||
| JP2015196209A | 2015-11-09 | |||
| JP2019076969A | 2019-05-23 | |||
| JP2016043422A | 2016-04-04 | |||
| JP2020151778A | 2020-09-24 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
Download PDF:
Previous Patent: INSULATING MEMBER AND INSULATING SHEET
Next Patent: NONAQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY
Next Patent: NONAQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY