So , with the reciprocal mass of this combinational equipment , the dynamic unbalance of the crank has the special status in the field of the unbalance theory 由于有往復(fù)質(zhì)量的影響,曲柄連桿機(jī)構(gòu)不可能達(dá)到完全的平衡,有其特殊性,因此其理論在動(dòng)平衡領(lǐng)域內(nèi)占有特殊地位。
So , with the reciprocal mass of this combinational equipment , the dynamic unbalance of the crank - connecting rod mechanism has the special status in the field of the unbalance theory 由于有往復(fù)質(zhì)量的影響,曲柄連桿機(jī)構(gòu)不可能達(dá)到完全的平衡,有其特殊性,因此其理論在動(dòng)平衡領(lǐng)域內(nèi)占有特殊地位。
Model dcw light - spot vectormeter , designed to from a complete set with a dynamic balabcing tester , is served as a display meter for phases and ampiltudes of dynamic unbalancing quantites . the meter is composed of two sets of measuring mechanisms in moving coil system , and is also put to use lightspot indication as well as polar scale Dcw型光點(diǎn)矢量表是供動(dòng)平衡試驗(yàn)機(jī)配套作為動(dòng)態(tài)不平衡量的相位和幅值的顯示儀表,它是由2組磁電系測(cè)量機(jī)構(gòu)組成并采用光點(diǎn)指示及極坐標(biāo)標(biāo)度。
This dissertation has presented a new method on the measuring and checking procedures of the dynamic unbalance of the motorcycle crank and made a deep research on its measuring device . what have been done is as follows : firstly , the dissertation has thoroughly discussed the basic theory of rotor unbalance such as its varieties , characters and rules of the movement which is under the excitation of the inertial force and inertial moment induced by the unbalance mass . it also has deeply expounded the dynamic mechanics of the specially formed components ? crank , especially in the area of the crank integrated with shaft and piston 本論文針對(duì)摩托車發(fā)動(dòng)機(jī)曲柄連桿機(jī)構(gòu)為研究對(duì)象,對(duì)曲柄連桿機(jī)構(gòu)動(dòng)平衡的測(cè)試提出了一種新方法,并對(duì)其數(shù)字化測(cè)試裝置進(jìn)行了深入研究,完成的主要工作及取得的成果如下:首先,對(duì)動(dòng)平衡理論進(jìn)行了詳細(xì)的探討,論述了不平衡產(chǎn)生的原因,不平衡種類及轉(zhuǎn)子在不平衡量產(chǎn)生的慣性力激勵(lì)下的運(yùn)動(dòng)規(guī)律,并對(duì)曲軸這一結(jié)構(gòu)特殊的剛性轉(zhuǎn)子的平衡理論進(jìn)行了闡述,重點(diǎn)研究了曲柄連桿機(jī)構(gòu)這一往復(fù)式機(jī)械構(gòu)件的力學(xué)特性。
This dissertation has presented a new method on the measuring and checking procedures of the dynamic unbalance of the motorcycle single - cylinder engine crank - connecting rod mechanism and made a deep research on its measuring device . what have been done is as follows : firstly , the dissertation has thoroughly discussed the basic theory of rotor unbalance such as its varieties , damages , characters and rules of the movement which is under the excitation of the inertial force and inertial moment induced by the unbalance mass . it also has deeply expounded the dynamic mechanics of the specially formed components - crank shaft , especially in the area of the crank - connecting rod mechanism 本論文針對(duì)摩托車單缸發(fā)動(dòng)機(jī)曲柄連桿機(jī)構(gòu)為研究對(duì)象,對(duì)曲柄連桿機(jī)構(gòu)動(dòng)平衡的測(cè)試提出了一種新方法,并對(duì)其數(shù)字化測(cè)試裝置進(jìn)行了深入研究,完成的主要工作及取得的成果如下:首先,對(duì)動(dòng)平衡理論進(jìn)行了詳細(xì)的探討,論述了不平衡產(chǎn)生的原因、危害,不平衡的種類及轉(zhuǎn)子在不平衡慣性力激勵(lì)下的運(yùn)動(dòng)規(guī)律,并對(duì)曲軸這一結(jié)構(gòu)特殊的剛性轉(zhuǎn)子的平衡理論進(jìn)行了闡述,重點(diǎn)研究了曲柄連桿機(jī)構(gòu)這一往復(fù)式機(jī)械構(gòu)件的力學(xué)特性。