合理设计四杆机构杆长制造公差和运动副间隙，可使机构既满足精度要求又降低制造成本。
Reasonable manufacturing tolerance of bar-lengths and joint clearances can make it meet precision de2 mand and reduce manufacturing costs.
机头移动和进给均采用直线轴承运动副。
Cutting head movement and feed are used linear bearing motion pair.
机器速度越高，运动副间隙对递纸牙运动精度的影响就越大。
Increasing the machine speed increases the influence of joint clearances on the motion precision of the paper transferring grippers.
给出了基于该构态变换矩阵的运动副方位变胞的基本原理和方法。
A joint-orientation interchanged metamorphic method was introduced based on the matrix as follows.
并将移动平台视为广义运动副，利用速度叠加原理完成了雅可比矩阵的求解。
And it also got Jacobian matrix by using the speed superposition principle through regarding mobile platform as Generalized Kinematic Pair.
设计了一种以柔性铰链为运动副，磁致伸缩作动器为驱动支杆的并联微动机构。
A type of parallel micromanipulator with flexible hinges as the motion pair and magnetostrictive actuator as the driving rod is designed.
考虑杆长制造误差和运动副间隙的影响，提出一种平面连杆机构的稳健设计方法。
A robust design method of planar linkage mechanism is proposed when the length errors of links and the kinematic pair clearances are taken into account.
并依据广义运动副替代原则，得到多个子链组合而成的复杂多环路机构的自由度。
According to the principle of substitution of the generalized kinematic pair, mobility of the complex loop mechanism composed by multiple sub — chain was studied.
本文研究由连杆参数公差和运动副间隙所产生的空间机构运动误差的随机性问题。
This paper deals with the random problem of the kinematic errors in a spatial linkage due to the aberrations in the linkage parameters and the clearances in the joints.
首次指出了高速运转条件下，运动副副元素由于弹性变形而出现的连续变形接触现象。
When the resulting equations of motion are solved numerically, they show the elements of a clearance joint keeping continuous deformation contact when the mechanism works at high speed.
设计结果表明，在运动副存在间隙或间隙变化时，此设计方法能有效保证转向机构的运动精度。
Optimum results showed that the kinematics precision of steering mechanism is assured even if there are clearances in locomotion joints.
本文首次给出了在连续接触模型下获得的具有四个运动副间隙的平面四杆机构的运动方程数值解。
In this paper, By a continuous contact model, the numerical solution of the governing equations of planar four-bar linkage with multiple clearances at turning pairs is obtained for the first time.
分析了含间隙运动副副元素的碰撞分离过程，指出线性弹簧阻尼模型不能满足接触边界条件并产生力突变；
This paper points out the disagreement of boundary conditions that generate force discontinuity in the linear spring damping contact model by analyzing the contact modulation of the clearance joint.
建立了运动误差与形位公差、制造误差及运动副质量误差等因素的数学模型，给出了三种运动可靠度的计算方法。
The mathematic models of errors among movement and shape seat, manufacture, motion quality etc. are established and the computing method of three motion reliability is put forward.
结果表明，在液压系统中，泵的磨损主要决定于磨粒与泵内关键运动副动态间隙之间的尺寸关系：尺寸小于动态间隙的磨粒影响很小；
The test results show that the wear of the pump in a hydraulic system mainly depends on the relation between the size of abrasive particles and the dynamic clearance dimension of the key moving parts.
结果表明，在液压系统中，泵的磨损主要决定于磨粒与泵内关键运动副动态间隙之间的尺寸关系：尺寸小于动态间隙的磨粒影响很小；
The test results show that the wear of the pump in a hydraulic system mainly depends on the relation between the size of abrasive particles and the dynamic clearance dimension of the key moving parts.
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