针对山前构造的地层岩性特征，从复合片、刀翼形状、齿型、切削齿力平衡等方面设计和改进了PD C钻头。
Based on the formation lithology characteristics, the PDC bit was optimized from such aspects as the composite block, blade geometry, cutter model, and cutter mechanics balance, etc.
通过建立机构的静力平衡方程，分析了切削加工载荷在各条驱动腿之间的分配情况。
The distribution of cutting force between driving legs is analysised by establishing of static force equilibrium equations.
平衡式液压缸与精密液压调整阀确保达到最佳切削状态，使锯条不易拉齿损坏。
Balanced type hydraulic cylinder and precision hydraulic adjusting valve guarantee optimal cutting performance and enable saw blade not to break down.
速旋转刀具动平衡技术是高速切削加工的重要配套技术。
The dynamic balance technology of high speed rotating cutter is an important supporting technology of the high speed cutting.
而高速切削刀具技术则是实现高速切削的关键技术之一，笔者主要从刀具材料、刀具结构和刀具动平衡方面来阐述和分析该技术。
In this paper, the high speed cutting tools technology, one of the key technologies of HSC, is stated and analyzed in terms of cutting tools materials, structure and dynamic balance.
而高速切削刀具技术则是实现高速切削的关键技术之一，笔者主要从刀具材料、刀具结构和刀具动平衡方面来阐述和分析该技术。
In this paper, the high speed cutting tools technology, one of the key technologies of HSC, is stated and analyzed in terms of cutting tools materials, structure and dynamic balance.
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