Free-form Surface Machining with Ball-end Milling Cutter under Constraint of Nearly Constant Cutting Force 切削球切削击球,近穴击球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
Tool Path Planning for High Speed Milling of Free-form Surface with Toroidal Cutter 环形刀具高速铣削自由曲面轨迹规划
Three dimensional reconstruction of stereo vision free-form surface based on vanishing-point calibration 应用灭点标定的立体视觉自由曲面三维重建
The de-noise processing of morphological operation in free-form surface reconstruction 形态学算法的去噪处理在自由曲面重构中的应用
3D Surface Measurement System for Free-Form Surface Based on Closed-Light-Section Method 基于闭合光刀法的自由曲面三维形貌测量系统
Research of tool path planning for free-form surface based on the hilbert's space filling curve 基于Hilbert填充曲线的自由曲面刀具路径规划研究
The de-noise processing in free-form surface reconstruction based on wavelet transform and NURBS 基于小波变换和NURBS的自由曲面重构的去噪处理
Design of engraving graphics on free-form surface based on curve projection 基于曲线投影的自由曲面雕刻图形设计
Gasbag Polishing Mechanism and Process on Free-form Surface Mould 模具自由曲面气囊抛光机理及工艺研究
In order to implement high speed and high surface quality machining of free-form surface, the smooth compression interpolation algorithm is proposed. 为实现自由曲面的高速和高表面质量加工,在分析现有插补方法不足的基础上,提出一种指令点平滑压缩插补算法。
Effect of Curvature Distribution Feature of Complex Free-form Surface on CNC Milling Performance 复杂自由曲面曲率分布特征对数控铣削性能的影响
An adaptive tracing measurement method for free-form surface was designed with laser displacement sensor. 提出一种利用激光位移传感器实现自由曲面自适应跟踪测量的方法。
Study on on-line measurement technology for large-scale sheet parts with free-form surface 大型薄板曲面件在机测量技术的研究
Solving the real-time velocity/ acceleration in machining a free-form surface with a parallel robot 求解并联机器人加工自由曲面的实时速度/加速度完全燃尽瞬间加速度-火箭
Meanwhile, it is required that the free-form surface modeling must be able to change the freedom of local and meet all kinds of design requirements. 同时,要求自由曲面的造型必需能够局部地自由加以变更,使其符合各式设计需求。
Research on Technology of CNC Planning and Data Management of Complex Free-form Surface 复杂自由曲面数控规划及其数据管理技术研究
A nonlinear calibration method based on vanishing-point theorem is applied to calibrate the system and the image features of a free-form surface are enhanced by projecting arrays of dots. 基于灭点理论法进行了系统的非线性标定,采用投射光斑法增加自由曲面的图像特征;
One of the key algorithms of the free-form surface shape analysis and control is the decomposition of the Gauss map into homogeneous areas. 将高斯图分解成单类型区域是进行自由曲面的形状分析与控制研究中把握自由曲面整体形状的关键算法之一。
Development on the On-line Inspection Software for Machining Accuracy of Free-form Surface Components 面向曲面零件的数控机床加工精度在线检测软件开发
Cubic rational B-spline curve is adopted to reconstruct free-form surface. 采用三次有理均匀B样条曲线完成了对自由曲面体的重构。
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。
On the basis of above research, the measuring error compensation method for free-form surface is proposed. 在此基础上,进一步提出了自由曲面测量误差的补偿方法。
Finally some theories and methods on free-form surface and blending surface feature extracting are discussed. 此外,还研究了自由曲面和过渡曲面特征提取的一些理论和方法。
The sample of free-form surface will affect the reconstruction accuracy of this surface and measuring efficiency. 如何合理地对自由曲面进行采样,将关系到曲面重建精度和测量效率等重要问题。
First, the principle of perspective transformation and its application in the texture mapping of free-form surface are presented. 首先介绍透视变换和透视纹理映射原理,并简要分析其在自由曲面纹理映射中的应用。
A preliminary free-form surface polishing expert system was established and providing a basis for adaptive control of polishing process. 初步建立了自由曲面研磨的专家系统,为研磨过程的自适应控制提供依据。
The research result will establish a theoretical foundation for sampling planning of free-form surface. 研究结果为自由曲面的离散采样规划奠定了理论基础。
The matching methods between measuring surface and design surface were studied for the profile error evaluation of free-form surface. 研究了光学自由曲面轮廓误差评定中被测曲面和设计曲面的匹配方法。
Experiments proved that the free-form surface is grinded/ polished by this system can get ideal processing results. 实验证明,利用该系统进行自由曲面研抛加工可获得较理想的加工效果。
In addition, using this method to test free-form surface was discussed. 3. 另外,探讨了该方法用于自由曲面的检测。