Spray-fusing of parts resistance to strong grain-wear free machining, such as harrow teeth of dredger.
抗强烈磨粒磨损，无需加工场合的喷焊，如挖泥船耙齿。
Spray-fusing of parts resistance to strong grain-wear and free machining, such as harrow teeth of dredger.
抗强烈磨粒磨损，无需加工场合的喷焊，如挖泥船耙齿。
An electrochemical machining problem is discussed and its regularity results of a free boundary is obtained.
主要讨论了一类电加工问题，得到其自由边界的有关正则性结果。
This specification covers stainless steel wire, except the free-machining types.
本规范包括除了自由加工类型以外的不锈钢丝。
To aim at the research on cutting direction in NC machining of free-form surfaces, a simplified time model for tool trace is established, and the system of tool path programming is discussed.
针对自由曲面走刀方向数控加工的研究，建立了简化的刀具轨迹时间模型，并对路径规划的系统进行了讨论。
The aim of this dissertation is to perform complex free form surface modeling by choosing appropriate methods, then it can satisfy the requirements of numerical control machining.
本文的出发点是通过选用适合方法对复杂自由曲面进行造型，满足曲面数控加工的需要。
The problems that the free surface is changed to the ruled surface and complex free surface rough machining is changed to simple ruled surface rough machining are put forward.
提出将自由曲面蜕变为直纹面，将复杂自由曲面粗加工问题转化为简单的直纹面粗加工问题。
To ensure the trouble free operation of CNC machining process, the correctness of CNC machining programs need to be verified by means of the simulation machining technology.
为保证实际数控加工的顺利进行，需要采用仿真加工技术对数控加工代码的正确性进行检验。
A new algorithm of automatic generation of interference free cutter location path for nc machining of free form surfaces with flat end cutters is proposed.
提出了一种新的曲面平头立铣刀加工无干涉刀位轨迹自动生成的算法。
The machining results show that accuracy requirements of optic free surface can be fulfilled.
加工结果表明，该方法可以满足光学自由曲面的加工精度要求。
Five-axis linkage CNC machine tools have a main application in machining of free surface.
五轴联动数控机床主要应用于自由曲面的加工，得到广泛的应用。
Once in position for static machining, the tabletop can be rigidly clamped in place via the integral distortion-free hydraulic brake unit.
曾经在静态加工位置，在桌面可以牢固地夹在地方通过集成的无失真液压制动装置。
An algorithm is presented for generating interference free tool paths in nc machining of compound surfaces.
提出一种组合曲面加工无干涉刀具轨迹的生成算法。
But for a long time, one of the key questions which puzzled free surface precision machining obtaining substantive breakthrough, is machining tool's movement pose control problems and so on.
而长期以来，一直困惑自由曲面精加工取得实质性突破的关键问题之一，就是加工工具的运动位姿控制问题。
The step error and line error of free-form surface of projecting NC machining were analyzed.
分析了自由曲面三坐标投影法数控加工的步长误差和行距误差。
A new style of contour parallel tool path, which is called uneven offset tool path, for free form pockets machining is developed in this paper.
提出用于型腔加工的一种新型刀轨计算方法——非均匀偏置算法。
Die for thick plate punching on free forging hammer is designed, which can expand the machining application of free forging equipment and solve the manufacturing problems in case that...
设计了适合自由锻锤上厚板冲孔的模具，对在自由锻锤上厚板冲孔进行了有益的尝试，扩大了自由锻设备的加工范围，解决了不具备大型压力机情况下的生产难题。
Technology of thermohydrogen treatment(THT) for free-cutting of titanium alloy is able to improve the machinability and machining efficiency of titanium alloy.
钛合金易切削热氢处理技术是通过对钛合金进行热氢处理，改善其切削加工性能，提高机加工效率。
Cutting direction is an important factor for the efficiency of nc machining, esp. for that of irregular contour of free surfaces which are composed of multi-surfaces.
走刀方向对数控加工的效率有重要影响，尤其对于多曲面拼接自由曲面不规则轮廓区域的数控加工。
On the basis of the differential geometry, the geometrical theory of machining free form surface by cylindrical cutter in 5-axis NC machine tool is investigated.
从微分几何学的角度，探讨了在五坐标数控机床上采用圆柱形刀具线接触加工自由曲面的几何学原理，分析了刀具面与被加工曲面二阶密切的条件。
The calculative precision of the cutting breadth has a significant effect on the machining precision and the machining efficiency for free-form surface machining.
在自由曲面加工中，行距的计算精度直接影响着曲面的加工精度和加工效率。
A new algorithm for tracing equiangular curves is presented to improve the machining quality of free-form surfaces.
为了提高自由曲面加工质量，提出一种等斜率曲线跟踪算法。
Experimental results show that the fault signal in free-form surfaces machining can be clearly monitored and distinguished.
实验结果表明，自由曲面加工的故障信号能很好被检测区别开来。
This paper presents a new discrete model of NC path generation for free form surface machining.
提出一个面向曲面nc加工刀位计算的曲面离散基本单元模型及其误差控制方法。
FS 33ais suitable for machining free cutting steel, steel up to 60 tons tensile strength in multi-spindle, multi-tool lathes and automatics.
FS33A能加工快削钢及60吨以下的拉力钢材，适用于各种传统车床如多转轴、多刀具与及自动车床等。
A novel method is proposed to calculate the minimum distance from tool to free-form surface, to solve tool interference problem in 5-axis nc sculptured surface machining.
提出了一种求解曲面到刀具极值距离的方法，以解决曲面5轴数控加工中刀具与曲面的干涉问题。
Basic theory and procedure of NC machining for free-form surface based on reverse engineering were introduced. Digital measure and CAD modeling as well as tool path generating were analyzed.
介绍了以反求工程为技术支撑的自由曲面数控加工的基本原理和全过程，并对其中的数字化扫描、CAD建模及刀具轨迹生成等关键技术作了进一步的分析。
The result shows it is helpful to generate interference free tool path, and supply programming data for continuous complementary machining, being stable, convergent and efficient when algorithm us…
该方法不仅可以在数控加工中生成无干涉刀位轨迹，而且可以为后续补充加工提供编程数据，在复杂曲面数控加工的自动编程系统中应用，稳定可靠，收敛性好，计算效率较高。
The result shows it is helpful to generate interference free tool path, and supply programming data for continuous complementary machining, being stable, convergent and efficient when algorithm us…
该方法不仅可以在数控加工中生成无干涉刀位轨迹，而且可以为后续补充加工提供编程数据，在复杂曲面数控加工的自动编程系统中应用，稳定可靠，收敛性好，计算效率较高。
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