Metal stamping parts manufacturers introduce the type of punch

Jun 26, 2018

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Metal stamping parts manufacturers introduced, stamping die is an essential mold. Die can be basically divided into simple mode, continuous mode and composite mode three.

1. Metal Stamping Simple Die: Simple die is a die that only completes one process in one stroke of the punch. This is a simple die for blanking or punching. During operation, the strip material is fed between the two guide plates 9 on the die and hits the positioning pin 10 . When the punch is punched downward, the punched part (or scrap) enters the die hole, while the strip clamps the punch and moves back upwards along with the punch. When the strip hits the stripper plate 8 (fixed on the die) it is pushed down so that the strips continue to feed between the guides. Repeat the above action to flush the second part.

2 metal stamping continuous die: metal stamping parts manufacturers described, punch a stroke, in the mold at different parts of the same time to complete several stamping process of the mold, known as the continuous mode. In operation, the positioning pin 2 is aligned with the pre-punched positioning hole, the upper mold moves downward, the punch 1 is blanked, and the punch 4 is punched. When the upper die returns, the discharge plate 6 pushes the scrap from the punch. At this time, the blank 7 is advanced forward and the second blanking is performed. This cycle is performed, and each feed distance is controlled by the feed pin.

3. Metal Stamping Compound Die: Overview of metal stamping parts manufacturers, in a stroke, at the same part of the mold at the same time to complete several stamping process of the mold, known as the compound mold. The most important feature of the composite die is that it has a male and female die 1 in the die. The outer circle of the male-female die is a blanking die edge, and the inner hole becomes a deep drawing die. When the slider moves downwards with the male and female molds, the strip is first dropped in the male and female die 1 and the blanking die 4 . The blanking member is caught by the drawing punch 2 in the lower die, and when the slider continues to move downwards, the female die is moved downwards to be deepened. The ejector 5 and the unloader 3 push the drawing member 9 out of the mold in the return stroke of the slider. Compound molds are suitable for stampings with high output and high precision.