分析了刀具前角对切屑几何形状、切削力和切削温度的影响。
The effect of tool rake angle on the geometric shapes of the chip, cutting force and cutting temperature is investigated.
研究了竹材切削不同刀具前角、切削量与切削速度对切削力的影响。
The effects of cutting parameters, the tool rake Angle, cutting thickness and speed, for bamboo on cutting forces are studied on this paper.
得出了切削厚度与刀具前角这两个切削参数对切削质量影响的规律，得出二者关系的数学模型。
The influencing orderliness of the cutting depth and the rake Angle of the tool on cutting qualities are found and the mathematical models are built.
结果表明：工件进给速度对表面粗糙度的影响最大，切削深度和刀具前角次之，工件硬度影响最小。
The results show that the effects on surface roughness are feed speed, depth of cutting , tool rake angle and parts hardness in turn.
前角越大，则切削越好且切削力越小，增加前角可以减少刀具前倾面上产生的金属阻塞。
Higher the rake Angle, better is the cutting and less are the cutting forces, increasing the rake Angle reduces the metal backup available at the tool rake face.
刀具安装偏高使刀具工作前角增大，从而改善切削性能。
A turning tool being installed on higher position will increase its working orthogonal rake to improve its machinabilities.
裂纹扩展的初期路径与刀具的前角有关。
The initial path of crack pro-pogation is related with a rake angle of the cutting blade.
裂纹扩展的初期路径与刀具的前角有关。
The initial path of crack pro-pogation is related with a rake angle of the cutting blade.
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