By bearing seat two executing screw shafts and position drivingscrew shafts are set on the base plate.
轴承座分 别将两根执行丝杆及位置传动丝杆固定在底座上；
2
Different from traditional electric and pneumatic screwdriver tools, this screwdriver system can adjust the screw with no axial pressure when driving screws.
区别于现有的电动、气动螺丝刀工具，该螺丝刀系统在驱动螺丝时，能对螺钉头实现无轴向压力的调节。
3
The energy storing flexible drivingscrew mechanism is suitable for mechanical screw transmission with limited driving moment to realize the conversion from rotation to axial linear displacement.