Mold flash dam structures in forged flange type

摘要

PURPOSE: a kind of forging of excessive glue dam structure flange mold is provided to improve the precision of product by accessory upper mold and lower mold. ;CONSTITUTION: a kind of excessive glue dam structure flange forge piece (3) mold includes lower die and upper mold (2). Dam is built upon on lower mold in a flash. It is partially installed on upper mold. When upper die and lower mould combine, flash memory dykes and dams are connect with projection part, to prevent fluid from removing from mold. The width is projected and formed in upper die 4.3 ~ 4.7mm. Protruding portion height is 3.1 ~ 3.3mm. ;The 2010 of copyright KIPO submissions