1746-A4產(chǎn)品特點(diǎn)

合力：F∑=Fa+Ff＋Fo

T2b=1.25/η

(F∑r+Jα)(Nm)(式一)

式中：η?齒條的效率

r?齒輪半徑m

J?齒輪的轉(zhuǎn)動(dòng)慣量kgm2

α?齒輪的角加速度rad/s2

注：如前端有軸承，理論上軸承內(nèi)環(huán)的轉(zhuǎn)動(dòng)慣量也要計(jì)算在內(nèi)．但影響極小，在此忽略不計(jì)．

2．額定力矩T2n的計(jì)算：

F∑=Ft+Ff＋Fo

式中：Ft?切削力(N)

T2n=1.25/ηF∑r(Nm)(式二)

1746-A4

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1746-A4

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