按本文的方法设计特殊速比函数,可使与主动滚子啮合的从动凸轮廓线不会产生曲率干涉。
The special speed-ratio function designed in this paper can make driven cam profile that meshing with driving roller no curvature interference.
系统计算法常常用于设计凸轮和从动件机构以及分析其特性。
System calculations is often used in designing CAM and follower mechanisms and in analyzing their performance.
针对具有复杂运动特征的高速凸轮机构从动件运动规律,提出用分段多项式进行综合和优化的新方法。
The paper presents a new method for synthesizing and optimizing the follower motion with complex characteristics for high-speed CAM mechanism based on the piecewise polynomials.
提出了根据凸轮的测量数据,通过计算机分析处理,找出推杆从动件的运动规律,获得凸轮的理论轮廓曲线的方法。
Based on the measured data of a CAM, the computer can analyze and find out the movement regularity of the CAM follower lever, thus obtaining the theoretic profile of the CAM.
本文对摆动从动杆盘状凸轮机构的最大压力角和最小曲率半径问题进行了详细的讨论。
In this paper, the pressure Angle and minimal radius of curvature of CAM mechanism with swinging roller follower are discussed in details.
根据赫兹应力理论,提出了一种从动件接触面形状为凹圆弧底的新型盘状凸轮机构。
On the base of Hertzian stress theory we developed a new kind of disk CAM mechanism whose follower has concave circle - arc bottom.
讨论了如何建立描述高速凸轮从动件系统的数学模型,即建立一个或几个微分方程序,同时提出用状态变量法求解位移和速度响应的方法。
How to establish mathematical model describing high speed CAM driven parts system, that is, how to set up one or several differential equations is discussed.
通过分析不同从动件与凸轮的几何关系,推导出一组平底挺杆、滚子或球面挺杆、尖锥挺杆升程的相互转换通用公式。
Based on the geometrical relation between tappets and cams, uniform formulas for mutual lift-range transition between flat based tappet, roller (or sphere) tappet and cone tappet were presented.
采用高副低代的方法,首次对平底摆动从动件等宽圆弧凸轮机构进行运动分析。
Kinematic analysis is carried out for the first time on constant-breadth arc CAM mechanisms with oscillating flat-faced follower by the method of replacing higher pair by lower pairs.
分析了摆动从动件盘形凸轮机构的压力角与基本尺寸之间的关系。
The relationship of cam with oscillating followers pressure angle and radius of basic circle were analyzed.
从动件运动规律的设计是凸轮机构设计的基础。
Cam design is based on the design of follower's motion laws.
文章将这种方法应用于力锁合式的摆动从动杆移动凸轮机构。
The paper used this method to a force -sealed oscillating follower translating CAM mechanism.
从动件运动时产生的冲击和振动会造成凸轮机构传动精度的降低,使凸轮传动系统产生失效。
Impact and vibration will reduce the precision of CAM mechanism, result in invalidation of CAM mechanism.
凸轮传动结构简单、紧凑,能方便实现从动件预期的运动规律。
The structure of CAM transmission is simple and compact which can accomplish expectant motive regular easily.
介绍了摆动滚子从动件盘形凸轮机构设计的解析法。
An analytical design method of disk CAM mechanism with oscillating roller follower is introduced.
本文详细分析了对心滚子移动从动件盘形凸轮机构接触应力的计算方法,并给出具体计算例题。
In this paper, the calculating method for the contact stress of plate CAM mechanism with translating roller moving follower is presented, and some examples are given.
分析了摆动从动件圆柱凸轮机构误差产生原因,建立了数学模型,并给出其实际运动规律的方程。
To analyze the cause of design error on Oscillating follower Cylinder Cam Mechanism, building the mathematics model, and affording the equation to conform to actual motion rule.
提出了偏置式偏心圆凸轮机构从动件的行程、位移、速度、加速度的无量纲表达式,并对其进行分析。
The paper brings forward and analyzes the non-dimensional formulas of setover eccentric CAM from the aspects of the travel, displacement, speed and velocity of the moving parts.
该方法只适用于从动件为等速运动规律的凸轮机构。
This method could only be applied to the cam with constant speed moving follower.
本文根据赫兹应力理论,提出一种凹圆弧底从动件的盘形凸轮机构。
In this paper, a new type of disk CAM mechanisms whose follower has concave circle arc bottom is developed.
运用相关函数法研究了凸轮廓线误差对凸轮机构从动件动力精度的影响,并给出了动力精度的求解方法。
The influence of errors of cam profiles on the dynamic accuracy of cam mechanism is studied using the correlation function method, and a calculation means of dynamic accuracy is given.
本文找出了凹圆弧底直动从动件盘形凸轮与原有凸轮之间的区别与联系,并统一了原有凸轮的设计方法。
This paper presents a new method to design the disk CAM with concave follower, and find the relationship between the new kind of CAM and the formal ones.
借助柱面坐标,建立了圆锥滚子直动从动件圆锥槽凸轮的廓面方程和压力角公式。
With cylindrical coordination, this paper establishes the contour surface equations and pressure Angle formula of the conical grooved CAM with translating conical roller follower.
找出了凹圆弧底直动从动件盘形凸轮与原有凸轮之间的区别与联系,并统一了原有凸轮的设计方法。
This paper presents a new method to design the disk CAM with concave follower, and finds the relationship between the new kind of CAM and the formal ones.
并以最大无量纲速度和加速度为标准,将凸轮机构从动件常用运动规律特性与该圆弧凸轮的从动件运动规律特性加以比较,指出其适用场合为中、高速轻载。
The lower pairs were substituted for the higher pairs in order to study the specific properties of the disc cam with the circular profile and the follower attached to the roller.
在现代凸轮机构设计中,为获得良好的使用性能,从动件的运动规律常常采用复合运动规律。
The law of motion of follower is often described by the compound law of motion to get the better operational performance in modern CAM design.
对研究摆动从动件凸轮机构压力角和设计凸轮机构具有指导意义。
The results reported can provide a guidance in the research of the pressure angle of oscillating follower cam mechanisms and in the design of cam mechanisms.
通过对空间凸轮机构各种从动件滚子的研究,给出了不同类型滚子的统一数学表达模型。
Through studying various types of rollers of a spatial CAM mechanism, the paper presented their unified mathematical expression models.
以啮合理论为基础,导出了蜗式凸轮机构从动件(即分度转盘)在凸轮实际轮廓和实际机构尺寸诸因素的影响下,分度误差的计算公式。
Based on meshing theory, a formula is derived for calculating index error of worm-type CAM follower (i. e. Tindex plate) under influence of actual worm-type CAM profile and dimensions.
利用NURBS实现了凸轮轮廓曲线的重构,并给出基于运动仿真实现迅速反求空间凸轮机构从动件运动规律的方法。
The CAM contour curves are reconstructed by NURBS, and a rapid reverse design method for spatial CAM follower motion specification via motion simulation is also studied.
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