Analysis of Conical Twist Drill Chisel Edge Profile and Angles 锥面麻花钻横刃廓形及其几何角度分析
If you keep using that chisel as a screwdriver you'll take the edge right off it. 如果你总把那凿子当螺丝起子用,就会使它变钝的。
A chisel with a broad edge for dressing stone. 凿石头用的有阔边的凿子。
The dressing mathematic model of chisel edge is set up in accordance with the motion relations, and geometric characteristic of new chisel edge is analyzed and solved based on the mathematic model. 修磨的数学模型,并根据数学模型对新横刃的几何特性进行了分析和求解。
During ZrO_2/ CePO_4 drilling processes, wear of carbide drill bit occurs in three regions, major flank, minor flank and chisel edge. 可加工陶瓷ZrO2/CePO4钻削过程中,硬质合金钻头的磨损主要包括3种形态:主后刀面磨损、第一副后刀面磨损和横刃磨损。
Study on Regrinding of Chisel Edge for New Micro-drill 新型微钻头横刃数控修磨的研究
Based on the kinematic relationship of regrinding, a mathematical model was established for the chisel edge regrinding and the solution of grinding parameter was obtained. 根据刃磨的运动关系建立了新型微钻头横刃修磨的数学模型并求出了刃磨参数。
The apparatus and method for testing the thrust and torque on the main cutting edge and chisel edge of drill point was introduced. 通过试验测试了任意形状钻头切削刃的轴向力和扭矩,为钻头受力预测提供了一套完整的研究方法。
The results of computer simulation demonstrate that the proposed method is effective in regrinding chisel edge. 仿真结果表明:提出的横刃修磨方法效果好。
Point angles at outer corner and chisel edge corner are proposed to be used as the drill design parameters to determine the type uniquely and the relief angle is used as a supplement parameter. 针对该钻型的特点,提出用钻尖主刃的外缘和横刃转点处的锋角作为其设计参数值。并以尾隙角为补充参数,惟一地确定钻尖的刃磨参数。
The conical grinding method has four grinding parameters, and for three drill point geometric parameters, the lip clearance angle, chisel edge angle and point angle, the flank configuration is not unique. 麻花钻锥面刃磨方法有4个刃磨参数,当给定外缘转点的结构圆周后角、横刃斜角、锋角这3个结构参数时,后刀面的形状并不唯一。