2016年12月18日星期日

Punch over time to effectively extend the existence from the mold

Timely grinding can effectively extend the service existence from the mold If abnormal noise artifacts occur with excessive burrs or rubber stamping john punch 1640, the mold could be very sluggish. Look into the convex and concave die once the arc edge put on radius is all about .one in the grinding. Practice implies that frequently instead of grinding before the mill cannot be re-grinding punch quest online, not simply will maintain a high quality from the work surface to lessen the punching pressure, but additionally can die existence bending. Additionally to grinding within the mold, master the right grinding technique is particularly significant.
Mold grinding process is really as follows: 1) using sintered alumina wheel, hardness ~, particle size 46 ~ 60, high-speed steel wheel grinding the best option. 2) grinding, slotting or vertical fixture will punch card machine magnetic chuck, each grinding .03 ~ .05, repeat before the sharp perforation, the utmost grinding volume is usually .1 to .3. 3) Once the grinding pressure is big or near to the wheel mold punch quest free online game, the mold coolant can prevent overheating and cracking or annealing, the maker ought to be in conjuction with the needs of high-quality multi-purpose coolant. 4) Wheel unloading .03 ~ .08, transverse feeding .13 ~ .25, horizontal feeding rate 2.5 ~ 3.8 /. 5) After grinding, leading edge burr, grinding stone, grinding radius of .03 ~ .05, can prevent edge cracks. 6) magnetic treatment and spray lube, to avoid rust.

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