The side cutting mechanism and the ability of roller bit are discussed, the motion and scraping of the heel rows of bit are analyzed, and the computer simulation model and program describing the side cutting process of bits are established, verified and validated.
对钻头的横向运动 ,井壁模式的形成和发展过程进行了详细的分析 ;探讨了牙轮钻头侧向切削机理 ;建立了描述牙轮钻头侧向切削过程的仿真模型和计算机仿真程序。
bit's directional cutting ability
钻头的定向切削能力
The geometry in the web of a twist drill is the key factor determining the cutting performances of the drill.
麻花钻钻心部分的几何参数,是决定钻头切削性能的关健因素。
Study on Drilling Tests of PCB Through-Hole Drilling
钻PCB通孔钻切削性能的钻削试验研究
Theoretical Study on Average Axial Cutting Force in Vibration Drilling
振动钻削中轴向平均切削力的理论研究
Influence of a minimally invasive bone drill cutting parameters on cutting forces and temperature
微创钻骨系统切削参数对切削力与温度的影响
Study on New Drilling Force Model of Vibration Drilling and Vibration Drilling with Invariable Parameter and Variable Parameter;
振动钻削新钻削力模型及定、变参数振动钻削的研究
Free-form Surface Machining with Ball-end Milling Cutter under Constraint of Nearly Constant Cutting Force
切削力基本恒定约束下球头铣刀加工自由曲面切削参数的优化
Research on the Cutting Performance of the Horniness Alloy Drill with Larger Length to Dirmeter
大长径比整体硬质合金深孔钻头的切削性能分析
Research on Cutting Performance of Coated Tools under Dry Drilling Al-Si Alloy;
涂层刀具干式钻削铝硅合金的切削性能研究
Application of Self-made Dynamometer in Measuring Three-dimensional Cutting Forces of Wood
自制测力仪用于木材三向切削力的测定
Study on Rock Breaking Regulation in Optimizing Cutting Angle of PDC Bit
PDC钻头切削齿切削角度对破岩效果影响规律的研究
ANALYTICAL THEORY AND COMPUTATIONAL METHOD OF CONTACT AREA AND CUTTING VOLUME OF PDC BIT CUTTERS
PDC钻头切削齿工作区域及切削量的分析理论和计算方法
Research on the Breakage Mechanism of Micro-drills and Drilling Forces Online Monitoring
微钻头折断机理及钻削力在线监测的研究
Modeling and Appling of Drilling Speed of Cutting Type PDC Bit;
切削式PDC钻头钻速方程建立及其应用
STUDY ON CUTTING FORCE IN RECTANGULAR GROOVE CUTTING AND SIDE DEFORMATION OF CHIP
矩形槽切削的切削力及切屑横向变形的研究
drill(ing) head
钻头; 主轴头; 钻床床头箱; 钻削动力头;钻头头部, 钎头
Wear Characteristic of Twist Drills in Cutting Machinable Ceramics;
可加工陶瓷切削中钻头磨损特性的研究
Optimized Design of Front Rake of Drill Bit Used in Dry Cutting Based on Green Manufacturing
基于绿色制造的干式切削钻头前角优化设计