其主軸箱中有主軸,變速機構(gòu), 操縱機構(gòu)和潤滑系統(tǒng)等.The spindle box in spindle speed change mechanism, controls and lubrication systems.主軸箱齒輪精密磨削,噪音低.Headstock gears ground with low noise.主軸的進能量和轉(zhuǎn)速是通過選速桿使主軸箱中的適當(dāng)齒輪相嚙合而控制的.Spindle feeds and speeds ...