The characteristics of mechanical press punching technology and die design

Because the working characteristics of mechanical press, the die technology and press brake machine die design has the following characteristics: 1. Shallow punching die, general used for single-mode chamber at the end of the finish forging, use other way to start blocking action. In the case of a partial luckily cut lotus not eve, can also be puttinged two mould chamber. But the center of the die chamber distance shouldn't cross the screw pitch circle radius. 2. Because press brake machine stroke are not fixed and ejection device, and spread more suitable for closed die, thorough die and long pole upset forging. When used for kneading and trimming process, in the mold ( Perhaps in action method) Used on would travel device. 3. Because of the ejection device, can reduce the die Angle to 1 & deg; Before and after. 4. Because punch stroke rate is slow in the bore, the metal in the mould stay time is long, fast cooling, in is filling mould chamber to die poor some beats. Die shallow not across three times. 5. Because punch hit rate is low, mold can cite joint layout, then tube mould manufacturing process, and shorten the production cycle deep throat punch, and quarter steel and fruit drop.
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