絲杠節(jié)距與導(dǎo)程有什么區(qū)別？

節(jié)距

節(jié)距是絲杠溝槽間的距離，通常用于英制產(chǎn)品，單位為每英寸螺紋數(shù)。

導(dǎo)程

導(dǎo)程是絲杠每旋轉(zhuǎn)一周螺母直線(xiàn)運(yùn)動(dòng)的距離，通常是滾珠絲杠的指定方式。

對(duì)于單頭絲杠，節(jié)距與導(dǎo)程相等。對(duì)于多頭絲杠，導(dǎo)程等于節(jié)距乘以頭數(shù)。

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