论述了构件质心加速度或角加速度产生的惯性力对平面机构的影响及其主要平衡方法。根据惯性力平衡的原理，利用回转质量能够部分平衡曲柄滑块机构惯性力；
This paper stated the effect of inertia force caused by the acceleration of mechanical weigh and angular acceleration of link on plane mechanism and its fundamental balancing methods.
本文提出一种计算曲柄连杆机构参数偏差对内燃机平衡性能影响的方法。
This paper provides a method for calculating the influence of parametric deviation of crank gear on balancing quality of internal combustion engines.
在某些抽油机上，旋转平衡块可由改变其在曲柄臂上的位置进行调整。
On some pumpers, the rotary counterbalance can be adjusted by shifting the position on the crank arms.
在曲柄平衡抽油机上平衡块位于旋转的曲柄上，而在游梁平衡抽油机上平衡块位于井的相对一端的游梁上。
It is located on a rotary crank on a crank-balanced pumper and can also be located on the walking beam on the end opposite the well on a beam balanced pumper.
对机械中常用的曲柄滑块机构的振动力和振动力矩的平衡问题进行了探讨。
A discussion has been made on the problems of balance for shocking force and moment of the commonly used crank slider mechanism in machinery.
并对两种机型提出了曲柄平衡位置工作实用图表，可供前置式抽油机设计和使用者参考。
Practical working charts for the crank balanced position of two types of units, which will give a reference to the designers and operators, are offered.
在分析摩托车发动机曲柄连杆机构不平衡力的基础上，结合国内和国外的实践，总结了摩托车单缸发动机的基本平衡方法。
Based on analyzing the unbalanced force of crank-connecting rod mechanism, this paper describes the balance of motorcycle single-cylinder engine according to practices home and abroad.
比较了曲柄平衡块标定法及电模拟标定法的计算公式及优缺点。
A comparison is made between the calculating equation for crankshaft counterbalance calibration and that for electric simulation calibration.
同时增添了曲柄副平衡块，以提高平衡扭矩。
And an auxiliary counterbalance is added to improve the balancing torque.
当抽油机不平衡时，可以按文中的公式调整平衡块和曲柄平衡半径。
If the pumping unit is unbalanced, the counterweight and the crank balance arm can be adjusted according to the formulas presented in this article.
阐述了发动机曲轴动平衡试验时在曲柄销上需加装当量质量的原因，并提出了在曲轴动平衡试验时当量质量的计算方法。
The reason why crankshaft must be equipped the equivalent ring at the crankpin when the dynamical equilibrium test is made is pointed out.
采用四柱式双寻向和曲柄连杆同步平衡机构，保证冲裁区域受力均匀。
Four-column type double-direction guiding and crank connecting rod synchronized balance mechanism are adopted to guarantee equal force in the cutting area of machine.
针对游梁式抽油机在采用曲柄平衡(又称一次平衡)时存在的峰值转矩较大、负转矩严重等现象，提出了有关抽油机的二次平衡问题。
In view that large top torque and negative torque are produced when crank balance (primary balance) is adopted, we present the secondary balance of beam pumping unit.
自行车脚蹬曲柄在自由状态时，曲柄处于随遇平衡，产生人机干扰。
The bicycles pedal cranks keep indifferent equilibrium state when they stay in the free state, so that they can bring about disturbance between people and machines.
但净扭矩曲线存在负值，建议增加曲柄二次平衡，设计成复合平衡型抽油机。
But net torque curve of crankshaft exists negative . The compound balance beam pumping units is put forward.
文章对其几何尺寸与平衡参数进行了优化设计，证实该机型曲柄轴的均方根扭矩比异相型减少了31.2％，最大扭矩减少了35.3％，平衡效果显著。
The geometric dimensions and balance parameters of the beam pumping units are optimized. As a result, Me is re- duced 31.2% and Mnmax is reduced 35.3% than phased balance.
作者还认为，常规式抽油机的曲柄旋转方向应规定为逆时针，并建议研制可调相位角的曲柄平衡重。
The author holds further that the crank pin rotation on conventional pumping units should be assigned in counterclockwise...
针对JF75G-125型闭式曲柄压力机侧向惯性力得不到平衡的问题，提出了一种对称布置的结构方案，实现完全意义上的动平衡。
To alleviate the inertial forces of JF75G-125 type press, a symmetry scheme is presented to realize full dynamic balance.
针对JF75G-125型闭式曲柄压力机侧向惯性力得不到平衡的问题，提出了一种对称布置的结构方案，实现完全意义上的动平衡。
To alleviate the inertial forces of JF75G-125 type press, a symmetry scheme is presented to realize full dynamic balance.
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