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Solution

Stable Operation
When the punch retracts, “C” uses spindle “B” as a drive source. Fulcrum “A” is set on the transfer and moves “C” to the front of the dies.
sa02-03short_supporter01
The rack and pinion system chucks have gear backlash, and the grip is weak.
The lever “knuckle” chuck has little backlash. In addition, as a result of the knuckle having more leverage by being twice as long as the rack and pinion style, the grip is stronger.
sa02-02lever_nuckle_thum
The simple PFAS (short parts stopper) was developed to assist the transfer when chucking becomes difficult (shoulder parts, short parts, etc.) during forging.
sa02-01_simple_PFAS011_e