Press RAM for a pelleting machine

Details Press RAM for a pelleting machine Press RAM for a pelleting machine

1995-05-26

1997-03-04

Bushey, C. Scott

Plastic article or earthenware shaping or treating: apparatus

With apparatus assembly or dismantling means or with idle part

Plural wear or shaping surfaces mounted for alternative use

425193, 425352, 425469, B30B 1100

Patent

active

056077041

ABSTRACT:
A press ram for use in a pelleting machine for making tablets including a rod-shaped ram holder, having at one end a head for engagement with cams and at its other end an axial bore, a ram insert, having at one end a pressing portion shaped in conformity with the profile of a tablet and at another end a cylindrical shaft, which is substantially matingly received in the bore of the ram holder, a radial shoulder of the ram insert thereby engaging the facing end of the ram holder, and a mechanism for releasably holding the ram insert within the ram holder. An improvement in the press ram including the wall of the bore of the ram holder including a groove, the ram insert including an axial bore for receiving an actuating pin at an end remote from the pressing portion, which actuating pin cooperates with at least one clamping element within a radial bore so as to urge the clamping element or a further clamping element actuatable by the first mentioned clamping element into the groove of the ram holder when the actuating pin is moved in a direction towards the clamping element.

REFERENCES:
patent: 2630041 (1953-03-01), Perry et al.
patent: 2777162 (1957-01-01), Banzhof, Jr.
patent: 2954583 (1960-10-01), Gregory et al.
patent: 3466707 (1969-09-01), Click et al.
patent: 4475880 (1984-10-01), Crossley et al.
patent: 5314323 (1994-05-01), Bolles

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