1. 弹簧并联:F=(K1+K2+。。。)*X.弹簧常数是所有弹簧线性加起来。
3. 弹簧有弹性和非弹性区。所以弹簧有拉力极限。拉力超过了拉力极限,弹簧就会进入非线性区,弹簧会发生塑性变形,就回不到原状了。
3. 弹簧常数和弹簧长短无关。所谓短弹簧拉力大,是弹簧会很快进入非弹性区。
4. 弹簧常数主要取决于钢丝的粗细。用弹簧常数大的弹簧可以以一当十。
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wow 又学到更多了,谢謝,
-motorcycle-
♂
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02/13/2015 postreply
21:17:33
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