| 摘要 |
A core unit is provided to replace some parts in replacing parts and adjust a slant angle and a height of a core shaft freely. A core unit(20) comprises a core shaft which is installed in a core mold, and ejects an injection molded product in the completion of molding process; a shaft hole(22c) combined with the core shaft, a hinge pin(22a) assembled to both sides, a fastening bolt(23) joined to the lower end a core shaft block(22) including a fastening nut(24) joined with a fastening bolt; both sliders(21a,21b) having a hole to be joined with the hinge pin of the core shaft block; a pair of slide blocks(20a,20b) having rail grooves(25a,25b) in which the sliders are housed and slid; a connection member(26) holding the slide blocks with a bolt.
|
