On the base of the virtual instrument technology , in this article the utilization of modern test technology , the sensor technology , the computer technology and the bus technology test the indexing precision and the dynamic characteristic of the dimensional globoidal indexing cam mechanism 本文在虚拟仪器技术的基础上,运用现代测试技术、传感器技术、计算机技术及总线技术,对弧面分度凸轮机构的分度精度,动态特性进行了测试。
The globoidal cam mechanism is a kind of high speed cam mechanism with bright future in application . it can be used as high speed intermittent indexing with great accuracy , or used as efficient large torque reducer . and now it has been applied comprehensively in many automotive machines , such as tobacco machines , packaging machines , automatic tool changers of cnc machines , and so on 弧面凸轮机构既可用作精确的高速间歇分度机构，也可用作高效、大扭矩的减速装置，目前已广泛应用在烟草机械、包装机械、加工中心换刀机械手等各种自动机械中，是一种很有发展前途和应用前景的高速凸轮机构。
The paper studies the surface geometry of globoidal indexing cam by applying the theory of conjugate surfaces and the method of coordinate transformation , presents the equations related to the main inducement curvature of the cam profiles , analysis and deduces the equations of two circumscription curves , which judge if the conjugate surface could mesh properly . some calculate examples and conclusion are given . the surface equation of the globoidal cam and conjugate equation are established 论文首先在分析空间啮合原理基础上，采用坐标变换法推导出弧面分度凸轮的工作廓面方程、啮合方程和压力角计算公式，对弧面分度凸轮的啮合特性进行了深入的分析和研究，对判断曲面能否正确啮合的依据如两类界限线方程以及诱导主曲率等进行推导，并给出算例。
The theory modeling and the field test data has indicated that , the measure and control bed on dimensional globoidal indexing cam mechanism success to complete the indexing precision examination , the input and output instantaneous torque and the motion curve accurate test , has achieved the anticipated test goal 理论建模和现场试验的数据表明:弧面分度凸轮机构测试试验台成功完成了分度精度的检测,输入输出瞬时扭矩和运动曲线精确测试,达到了预期的各项测试目标。
The paper also does some deep research on the mesh characteristic of the mechanism , analyses the cause o f the cam profile error and index error during working , using object - oriented method , vc + + and pro / toolkit , performs second development to pro / engineer , completes entity proplasm of the cam mechanism using only few parameters , the press angle calculate module , error analysis module and curvature calculate module are built on the basis of it 然后通过对弧面分度凸轮加工中产生廓面误差及工作时产生分度误差原因的分析，建立了计算加工和分度误差的数学模型。应用vc + +和pro toolkit对pro engineer进行二次开发，建立了弧面分度凸轮机构的参数化设计和三维造型及压力角、诱导主曲率等运动特性和误差分析软件系统。
From the aspect of geometry , structure design , manufacture and examine , this paper generally summarizes the gcm ' s study progress in detail , discusses its kinetic rule and the determination of its primary structure parameter , and educes its surface equation and pressure angle equation based on the homogeneous matrix transformation and the conjugate engagement theory of spatial surface . on the basis of geometry study of gcm , the paper makes a comprehensive analysis to the interference phenomenon that will possible exist in the assemble course of two different structure of gcm with the help of matlab software 本文从运动几何学、结构设计、动力学、制造和检测等方面对国内外弧面凸轮机构的研究进展进行了全面综述，详细论述了高速凸轮机构的运动规律和弧面凸轮机构基本尺寸的确定，基于空间曲面共轭啮合原理，通过齐次变换推导了外弧面凸轮的曲面方程和压力角方程，并提出了对应的廓面修形算法；提出了内弧面凸轮机构的构想，推导了内弧面凸轮的曲面方程和压力角方程。
The dimensional globoidal indexing cam mechanism , as a result of the steady movement , accurate , the transmission ceaseless and is suitable for high speed indexing and precise indexing . now it is the most ideal high speed precision indexing mechanism in the world , and it is being widely applied on each kind of automaton and the production line , this mechanisms prospect of application is broad , arouses the people enormous interest . but the examination of the globoidal indexing cam mechanism is a quite weak link , the manufacturers don ’ t give the examination because of the difficulty of the geometry shape error examination of the cam contour 空间弧面分度凸轮机构,由于运动平稳、准确、传动无间隙而适用于高速分度和精密分度,是当今世界上最理想的高速精密分度机构,正被广泛应用于各种自动机和生产线上,该机构应用前景广阔,引起人们极大的兴趣,而弧面分度凸轮机构的检测是一个比较薄弱的环节,一般生产厂家由于凸轮轮廓几何形状误差检测困难而不予检测,因此本试验台的研制具有极其重要的意义。
Abstract : the stability of the wall - climbing robot which climbs on are surface was analyzed in this paper by using theories about integral equation . a new kind of sealing structure was designed and its ability of solving the problem of gas leakage when robot climbs on are surface ， was proved by our experiment 文摘:本文利用积分方程的有关理论对爬壁机器人在弧面上爬行时的稳定性进行了分析求解.提出了一种新型的钍对弧面上爬行的爬壁机器人的密封结构.经过实验验证了此结构能够解决爬壁机器人在弧面上爬行时气体汇漏量大的问题
But its complex profiles and cumbersome design process prevents it from further development . in order to realize the automation of calculating , designing and analyzing of globoidal indexing cam , second development of pro / engineer is adopted in this paper , the parameter design and entity proplasm software are programmed 本文引入pro engineer二次开发技术，深入研究了弧面分度凸轮的运动特性，建立了弧面分度凸轮参数化设计造型与分析软件系统，并对其动态特性进行了初步的理论探讨。
Based on the green ' s formula and the assumption of the propeller blade ' s thin sections , a lifting - surface method of propellers with the vortex lattice and equal source panel distributions on the mean camber surface has been introduced for the prediction of steady propeller ' s hydrodynamics in this paper . an approximate kurta condition was applied 基于creen公式和薄翼理论假设导出的升力面方法，采用在螺旋桨拱弧面上分布离散涡、源布置方法预报均匀流场中的螺旋桨的定常性能，螺旋桨尾涡面上压力连续性条件采用近似的kutta条件处理。
