Rigid powder forming mold pressing device

• Main Authors: YANG GUOLONG, ZHOU TIANZE, CUI MEIYU, HU ZIMU
• Format: Patent
• Language: Chinese; English
• Published: 14.06.2022
• Subjects: CASTING; MAKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; PERFORMING OPERATIONS; POWDER METALLURGY; TRANSPORTING; WORKING METALLIC POWDER

The utility model discloses a rigid powder forming mould pressing device which comprises a rigid mould, a pressing head matched with the rigid mould and a pressing rod connected with the pressing head, a spiral groove is formed in the bottom face of the pressing head, the spiral groove is communicated with an air flow channel, and the air flow channel is used for being connected with negative pressure generating equipment. And the gas-solid isolation layer is arranged at the bottom of the pressure head. The utility model provides a rigid powder forming mould pressing device which solves the technical problem that in the prior art, the forming quality is easily affected by residual gas in the powder forming process, the purposes of improving the quality of formed blanks and reducing gas residues are achieved, and meanwhile waste of raw materials and pollution to the environment are reduced. 本实用新型公开了一种刚性粉末成型模压装置，包括刚性模具、与所述刚性模具相匹配的压头、与所述压头连接的压杆，所述压头底面开设螺旋槽，所述螺旋槽与气流通道连通，所述气流通道用于连接负压发生设备；还包括设置在压头底部的气固隔离层。本实用新型提供一种