58results about How to "Effective tightening" patented technology

The utility model relates to the technical field of zipper tooth arranging and assembling, and discloses a zipper tooth arranging and assembling device which comprises a workbench, the top of the workbench is fixedly connected with a zipper tooth arranging machine used for conducting tooth arranging on a zipper belt, the top of the workbench is fixedly connected with a feeding frame, and the top of the workbench is rotationally connected with a tightening roller through a supporting plate. A motor is fixedly connected to the side wall of the supporting plate, the output end of the motor is fixedly connected to a center shaft of the tightening roller, a mounting plate is fixedly connected to the top of the workbench, two guide wheels are rotationally connected to the side wall of the mounting plate, and a tension adjusting mechanism used for adjusting tension of the chain belt is arranged on the side wall of the mounting plate. According to the zipper tooth arrangement assembly device, accurate adjustment of the tension of the zipper belt is achieved through the tension adjusting mechanism, and the problems that in the prior art, a zipper tooth arrangement assembly device cannot adjust the tension of the zipper belt, and the zipper belt is prone to loosening or tensile deformation are solved.

The application relates to the technical field of bundling machines, and provides a bundling machine core and a bundling machine.The bundling machine core comprises a support, a tape guiding mechanism and a tightening mechanism, the tape guiding mechanism is arranged on the support, the top of the tape guiding mechanism is provided with a tape feeding channel, the tightening mechanism comprises a driving piece and a tape pressing assembly, the tape pressing assembly is arranged above the tape feeding channel, the driving piece is fixed on the support, and the driving piece is used for driving the tape pressing assembly to move towards the tape feeding channel so as to tighten or loosen the packing tape.The driving piece directly drives the tape pressing assembly to move, the driving force is converted into the pressing force of the tape guiding mechanism, the tape pressing assembly can tighten or loosen the packing tape, the assembly structure is simplified, and the stability of the equipment is improved.