| 摘要 |
A device of forming a piston for a vehicle air conditioner compressor is provided to improve a recovery rate of material by reducing a material amount flowing to a flash portion removed through a trimming process after forming. A device of forming a piston for a vehicle air conditioner compressor comprises a punch provided with a forming portion(410) and a peripheral portion, and a die provided with a forming portion(510) and a peripheral portion. A first extension portion(421) is extended from the forming portion(410). A slope(423) is inclined at a predetermined angle at the first extension portion. A first extension portion(521) is extended from the forming portion(510). A slope(523) is inclined upward at an outer end of the first extension portion at a predetermined angle. A second extension portion(525) is extended from an outer end of the slope. |
