The invention relates to an electric threading apparatus in a punching die, belonging to the machinefinishing field.
本发明涉及一种冲压模内电动攻丝设备，属于机械加工领域。
2
In order to guarantee the components the processing precision, the engine bed itself precision is very important therefore precision equipment assembly direct influence machinefinishing precision.
为了保证零件的加工精度，机床本身的精度至关重要，精密设备的装配直接影响机械加工精度。
3
Clay products forming and finishingmachine operators perform some or all of the following duties.