Title:
METHOD FOR MANUFACTURING COLD-FORGED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/210583
Kind Code:
A1
Abstract:
Provided is a method for manufacturing a cold-forged product, said method having excellent manufacturing suitability and a reduced environmental burden. This method includes: a surface treatment step in which a surface treatment is performed on a member 5 to be forged; an adhesion step in which, following the surface treatment step, a lubricant 3 is adhered to the surface of the member 5 to be forged; and a forging step in which, following the adhesion step, the member 5 to be forged is cold-forged using a tool 4. The surface treatment step is a surface treatment using wet blasting. A member to be forged containing an iron (Fe) component is used as the member 5 to be forged, and a lubricant 3 containing a lubricating component and an extreme-pressure additive is used as the lubricant 3.
Inventors:
TACHIBANA KAZUTOSHI (JP)
KITAMURA NORIHIKO (JP)
KITAMURA NORIHIKO (JP)
Application Number:
PCT/JP2023/016120
Publication Date:
November 02, 2023
Filing Date:
April 24, 2023
Export Citation:
Assignee:
MACOHO CO LTD (JP)
International Classes:
B21J1/02; B21J3/00; C10M169/04; C10N40/24
Domestic Patent References:
| WO2015118602A1 | 2015-08-13 |
Foreign References:
| JP2016128175A | 2016-07-14 | |||
| JP2014000623A | 2014-01-09 |
Attorney, Agent or Firm:
INTECT INTERNATIONAL PATENT OFFICE et al. (JP)
Download PDF:
Previous Patent: PRODUCTION METHOD FOR REACTIVE SILICON GROUP-CONTAINING ORGANIC POLYMER
Next Patent: NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
Next Patent: NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY