96results about How to "There will be no looseness" patented technology

The invention discloses an aluminum cutting machine. A cutting disc is mounted on a motor, an angle adjustment positioning device composed of a swing angle supporting seat, a Q-shaped rotary plate flange and a U-shaped fine adjustment block is arranged between the motor and a sliding base, both the Q-shaped rotary plate flange and the U-shaped fine adjustment block are fixedly mounted on the same side face of the swing angle supporting seat, the motor is fixedly connected with the other side face of the Q-shaped rotary plate flange, an external flange of the inner ring periphery of the Q-shaped rotary plate flange is embedded in a round through hole of the swing angle in a matched and adhered manner, a rotating rod of the Q-shaped rotary plate flange extends into the U-shaped opening of the U-shaped fine adjustment block, an adjusting gap is formed between the rotating rod and the U-shaped opening, adjusting bolts are mounted on the two side walls of the U-shaped opening respectively vertically, and the tail end of each adjusting bolt is in contact connection with the rotating rod of the Q-shaped rotary plate flange. By the aluminum cutting machine, the angle adjustment mode of the cutting disc is visual, accurate and convenient, the angle adjustment range is wide, and all the parts of the angle adjustment positioning device cannot loosen during working.

The invention discloses a binding device for an overhead lead and a stay wire. The binding device comprises a device body, wherein one end of the device body is provided with two parallel supporting arm racks, a reel wheel is mounted between the two supporting arm racks through a center shaft, a damping fin is mounted between two ends of the reel wheel and the supporting arm racks, one end of the center shaft stretches out of the supporting arm racks and is equipped with an adjusting valve used for adjusting tightness of the supporting arm racks and the reel wheel, the other end of the device body is provided with a binding arc used for accommodating the overhead lead or the stray wire, an opening direction of the binding arc is perpendicular to an axial direction of the center shaft, one side of the binding arc is connected with the supporting arm racks, a notch end face of the one side of the binding arc is provided with a first clamping block and a second clamping block with intervals along an axial direction, the first clamping block and the second clamping block are in smooth connection with an inner side face of the binding arc, a distance from the first clamping block to the inner side face of the binding arc face at an opposite side is greater than a distance from the second clamping block to the inner side face of the binding arc face at the opposite side. The binding device has advantages of reasonable design, simple structure, time-saving labor-saving performance, convenient and reliable performance and convenient operation.