Binding means is used in official working

The utility model provides a binding means is used in official working, in operation, it pushes down with connecting axle no. 2 to utilize the bascule to drive connecting axle no. 1, can fix between clamp plate and pressure -bearing platform in order will bind the thing, owing to connecting axle no. 1 is equal to the distance of the pin joint of bascule with the junction of bascule to the distance and the second lever of the pin joint of bascule with the junction of bascule, can realize that two ejector pins are balanced to the effort of clamp plate when pushing down, can guarantee to bind leveling of thing surface, simultaneously can ensure to bind the thing can be stable, in addition, owing to be provided with laser range finder on the motor, the position accuracy can be ensured to bind, the pleasing to the eye degree after the thing is bound is guaranteed to bind. 本新型提供了种办公用装订装置，工作时，利用等臂杠杆带动连接轴和连接轴二下压，即可以将装订物固定在压板与承压台之间，由于连接轴与等臂杠杆的连接处到等臂杠杆的铰接点的距离和第二杠 杆与等臂杠杆的连接处到等臂杠杆的铰接点的距离相等，可以实现两个顶杆在压下时对压板的作用力均衡，可以保证装订物表面