US 12,138,880 B2
Tooling assembly for powder compacting press machine
Jonas Rosengren, Bromma (SE)
Assigned to SYSTEM 3R INTERNATIONAL AB, Vaellingby (SE)
Filed by System 3R International AB, Vaellingby (SE)
Filed on Jul. 25, 2022, as Appl. No. 17/872,031.
Claims priority of application No. 21 187 867 (EP), filed on Jul. 27, 2021.
Prior Publication US 2023/0036287 A1, Feb. 2, 2023
Int. Cl. B29C 43/32 (2006.01); B30B 11/02 (2006.01); B30B 11/04 (2006.01); B30B 15/02 (2006.01); B30B 15/06 (2006.01); B30B 15/28 (2006.01)
CPC B30B 11/04 (2013.01) [B30B 11/027 (2013.01); B30B 15/026 (2013.01); B30B 15/065 (2013.01); B30B 15/281 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A tooling assembly for a powder compacting press machine comprising a lower punch chuck and a core rod chuck, the tooling assembly comprising:
a lower punch comprising a lower punch drawbar configured to hold the lower punch in the lower punch chuck in the powder compacting press machine;
a core rod comprising a core rod drawbar configured to hold the core rod in the core rod chuck in the powder compacting press machine; and
a coupling mechanism configured to enable a connection between the lower punch and the core rod, the coupling mechanism comprising a male coupling element arranged on an outer surface of the core rod and a female coupling element arranged on an inner surface of the lower punch drawbar,
wherein the male coupling element is an elastic element.