balance crank

基本解釋

On the basis of the kinematical analysis, the equations of two crank's balance moment are studied considering the inertia of links.
考慮各構(gòu)件慣性力，計(jì)算了各構(gòu)件的力和力矩的平衡方程，對(duì)混合驅(qū)動(dòng)壓力機(jī)進(jìn)行動(dòng)態(tài)靜力分析；
A type of beam pumping unit in which two rotating counterweights heavy metal castings are located on the crank to balance the weight of the sucker-rod string.
游梁式抽油機(jī)的一種類型。其中兩個(gè)旋轉(zhuǎn)的重金屬鑄件平衡塊位于曲柄上，以平衡抽油桿柱的重量。
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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.
采用四柱式雙尋向和曲柄連桿同步平衡機(jī)構(gòu)，保證沖裁區(qū)域受力均勻。