The wastage morphology and reasons of gear hob used in production are analyzed , the influence of the varying hobbing torque and temperature on wastage of hob is discussed in hobbing process 摘要对生产中使用的齿轮滚刀磨损和破损形貌进行了分析，探讨了滚刀磨损和破损的原因及滚齿过程中滚削力和滚削温度的变化对滚刀磨损和破损的影响。
The solid carbide end mill and drill , the solid carbide circular saw blades , the strip for chemical fiber , the cutters for steel fibers , the carbide hot roller for steel wire at high speed and the high performance carbide dies are our main products 公司主导产品：整体硬质合金立铣刀、钻头、整体硬质合金锯片铣刀、化纤切断刀、硬质合金滚刀、高速线材轧机用硬质合金热轧辊、硬质合金模具材料等。
This paper puts out the edge shapes curvilinear equations , of the edge shapes of double circular gear hob , and analyzes the tooth surfaces characterist . it also points out that the gear hob is a kind of approximate shape building cutting too ls in the whole course of using 本文提出了直槽双圆弧齿轮滚刀刃形曲线方程式，并进一步分析了该滚刀的齿面特性，指出该滚刀从整个使用过程看，是一种近似造型的刀具。
Wool skin are transpted by circle pressed - line convey , length of wool can be controlled from 5mm to 50mm , there are four screwing balades on the top , the convey is made of high tensile rubberiaed fabric , transpt table can be remed to adjust length of wool 毛皮的进给是采用循环压线式传送，能够随意剪毛从5毫米到50毫米，上刀装有4片螺旋式滚刀片，传送带选用高密度抗拉胶布带，传送台能前后移动用来调整剪毛长度。
