牛头刨床上小刀架的进刀操纵手柄,由于位置较高,因此操作时很不方便。操作者往往一边低着头看着工件进刀,而一只手要伸得很高去搬动手柄。特别在刨削深槽或斜面工件时,刀架搬成倾斜角度后,工人的劳动强度更大。针对上述缺点,我们将原手柄的位置作了如图所示的改进:将原丝杆的螺母拆除,改换成带锥齿轮 Shaving knife knife holder feed control handle, due to the higher position, so the operation is not convenient. The operator often bowed his head and saw the workpiece into the knife, and a hand to stretch high to move the handle. Especially when sharpening deep groove or bevel workpieces, the worker’s labor intensity is greater after the knife holder is tilted. In response to the above shortcomings, we have the original handle position made as shown in the improvement: the original screw nut removed, replaced with a bevel gear