2015年2月19日星期四

The speed of end mill cutter


In other parts of the mold cavity wood cutting tct saw blade, when the point of the concave portion is cut or deep cavities, end mills need to lengthen the amount of protrusion. If you use long-edge-type mills, due to the large deflection of the tool, the tool is easy to produce vibration and cause breakage. Therefore, in the process, if only near the ends of the tool cutting edge to participate, it is best to choose a longer total Grass cutting saw blade shank type cutter. When using large-diameter end mill horizontal CNC machining the workpiece on the machine, the deformation due to the weight of the tool produced by larger, more attention should be very easy to end cutting edge problems. In case you must use the long blade-type milling cutter, you need to significantly reduce the cutting speed and feed rate.
The choice depends primarily on the cutting speed is material workpiece; feed rate depends on the choice of material end mill cutter is the diameter of the workpiece. Some foreign manufacturers cutter tool cutting tool parameters with sample selection table for reference. But at the same time cutting parameters chosen by the machine tool systems affected the shape of the workpiece clamping methods and other factors should be adjusted cutting speed and feed rate according to the actual situation.

When the tool life for priority consideration may be appropriate to reduce the cutting speed and feed rate; when the chips from the edge of a bad situation, may be appropriate to increase the cutting speed.

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