Apparatus has the following advantages: <br><br>1. Device control PLC control, multiple security provided in the normal production. <br><br>2. Bed as welded steel plate. And for the tempering treatment to eliminate internal stress and avoid deformation of the body. <br><br>3. A forming stand as cast iron, and after tempering. High strength, long service life. <br><br>4. The material of the roll axis is 40Cr, and after quenching, hardness HB280. <br><br>The material for the molding die of GCr15, quenching, hardness: HRC56-62 ℃. <br><br>6. The drive transmission structure for the gearbox. Each has a gearbox forming stand, the device can be guaranteed over time, high-intensity operation, and long service life.
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