US2012324977A1PendingUtilityA1

Stamping tool

Assignee: Wu yong-pingPriority: Jun 22, 2011Filed: Jun 22, 2011Published: Dec 27, 2012
Est. expiryJun 22, 2031(~4.9 yrs left)· nominal 20-yr term from priority
B21D 5/16
15
PatentIndex Score
0
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Claims

Abstract

A stamping tool for stamping a product having a base plate and a contact arm includes an assistant block, a supporting element assembled in the assistant block, a molding floater slidably mounted to one side of the assistant block and a pressing element driving the molding floater to slide downward to secure the base plate therebetween. A plurality of resisting sections are formed on a top of the supporting element and stretched beyond a top of the assistant block. A top of the molding floater extends to form a bending board suspended over the resisting sections. A molding punch is movably inserted in the pressing element with a bottom end thereof projected out of the pressing element for making the contact arm pass through two corresponding resisting sections to be bent towards a bottom of the bending board, wherein the resisting sections resist against the bottom of the bending board.

Claims

exact text as granted — not AI-modified
1 . A stamping tool for stamping a product which has a base plate, and a contact arm extended from one end of the base plate, comprising:
 a lower mold having an assistant block, a supporting element positioned in the assistant block, and a molding floater slidably mounted to one side of the assistant block and capable of sliding up and down with respect to the supporting element, a plurality of resisting sections being formed on a top of the supporting element at regular intervals and stretched beyond a top of the assistant block, one side edge of a top of the molding floater adjacent to the assistant block perpendicularly extending to form a bending board suspended over the resisting sections; and   an upper mold matched with the lower mold and including a pressing element capable of driving the molding floater to slide downward and further securing the base plate of the product between the molding floater and the pressing element, with the contact arm being suspended under the bending board, a molding punch being movably inserted in the pressing element with a bottom end thereof capable of being exposed outward from a bottom of the pressing element for stamping the contact arm of the product to make the contact arm pass through two corresponding resisting sections of the supporting element to be bent towards a bottom of the bending board, wherein the resisting sections resist against the bottom of the bending board to strengthen the bending board during the contact arm is stamped by the molding punch.   
     
     
         2 . The stamping tool as claimed in  claim 1 , wherein the molding punch has an elongated base pin movably inserted in the pressing element, and a punching portion protruded at a bottom of the base pin for stamping the contact arm of the product. 
     
     
         3 . The stamping tool as claimed in  claim 1 , wherein the assistant block has a positioning fillister penetrating therethrough for positioning the supporting element therein, one side of the top of the assistant block away from the molding floater protrudes upward to form two pillars with a space being formed therebetween for receiving the bottom end of the molding punch therein, the resisting sections are stretched between the space and the molding floater.

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