CN205969312U - A motion mechanism of a high-precision die-cutting machine - Google Patents

Abstract

The utility model discloses a movement mechanism of a high-precision die-cutting machine, which comprises a belt pulley, an eccentric wheel, a connecting rod, an upper template, a lower template, a cutting die, a lifting support plate and a pressure adjusting plate, wherein the belt pulley is positioned on the side surface of a support seat, an eccentric shaft is installed at the wheel core of the belt pulley, the eccentric shaft penetrates through the support seat along the horizontal direction and is rotationally connected with the support seat, the eccentric wheel is fixed at the center of a section of the eccentric shaft positioned in the support seat, the connecting rod is arranged above the eccentric wheel, a connecting rod shaft is installed on the connecting rod; the supporting seat is of a cuboid cavity structure, supporting plates extending outwards in the horizontal direction are arranged at four top corners of the top of the supporting seat, a lifting support plate is arranged above the supporting seat, the upper template is positioned above the lifting support plate, and a lower template is arranged between the upper template and the lifting support plate.

Description

A motion mechanism of a high-precision die-cutting machine

technical field

The utility model relates to a movement mechanism of a precision die-cutting machine, in particular to a movement mechanism of a high-precision die-cutting machine.

Background technique

Die-cutting machine is also called beer machine, cutting machine, CNC punching machine, mainly used for die-cutting of corresponding non-metallic materials, self-adhesive, EVA, double-sided adhesive, electronics, mobile phone rubber pad, etc. broken), indentation and hot stamping operations, lamination, automatic waste discharge, die-cutting machine uses steel knife, metal mold, steel wire (or template carved from steel plate), exerts a certain pressure through the embossing plate, and prints or The cardboard is rolled and cut into certain shapes. It is an important equipment for post-press packaging processing and molding.

As a kind of high-precision die-cutting machine, high-precision die-cutting machine is more and more widely used in the fields of packaging, printing, die-cutting, embossing and electronic manufacturing because of its unique advantages. Ordinary die-cutting machines are relatively complex in structure, and are prone to large dimensional errors during installation. Usually, it is impossible to complete die-cutting of bottom paper with less than five wires.

Utility model content

The purpose of this utility model is to provide a motion mechanism of a high-precision die-cutting machine to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A movement mechanism of a high-precision die-cutting machine, including a pulley, an eccentric wheel, a connecting rod, an upper template, a lower template, a knife mold, a lifting support plate, and a pressure adjustment plate. The pulley is located on the side of the support seat, and the pulley core is installed There is an eccentric shaft, which runs through the support seat along the horizontal direction and is connected with the support seat in rotation. The eccentric shaft is located in the center of a section of the support seat and an eccentric wheel is fixed. A connecting rod is arranged above the eccentric wheel, and a connecting rod is installed on the connecting rod. Rod shaft, the connecting rod shaft is connected to the eccentric wheel in transmission; the support seat is a cuboid cavity structure, and four corners on the top of the support seat are provided with supporting plates extending outward in the horizontal direction, above the support seat A lifting support plate is provided, the upper formwork is located above the lifting support plate, and a lower formwork is provided between the upper formwork and the lifting support plate. The upper formwork, lower formwork and lifting support plate are parallel to each other and have the same cross-sectional size. A guide column is fixed on the supporting plate, the guide column is vertically arranged and runs through the lifting support plate, the lower formwork and the upper formwork in sequence, the upper end of the guide column is fixed on the upper formwork through a hexagonal nut, and the guide column is slidingly connected with the lifting support plate. A section of the guide column located between the lifting support plate and the support seat is wrapped with a pressure spring, and the top end of the connecting rod is fixed on the bottom surface of the lifting support plate; a knife mold is set between the upper template and the lower template, and the knife mold is fixed On the upper formwork, a die adjustment handle is provided on the top surface of the upper formwork; a pressure adjustment plate is provided on the side of the lower formwork, and the pressure adjustment plate includes a front baffle and a rear baffle, and a front baffle and a rear baffle A trapezoidal upper slider is provided between the boards, a lower knife template is provided inside the upper slider, a die-cut lower seat is provided outside the upper slider, and a lock nut is inserted in the middle of the die-cut lower seat. The front end of the lock nut is fixed on the upper slider, and the lock nut is located outside the die-cut lower seat, and a lock spring is set on the outer section of the die-cut lower seat. There is a lower slider between the die-cut lower seat and the upper slider. A pressure-regulating screw is inserted on the baffle, and the pressure-regulating screw is fixed on the front baffle through a limit sleeve, and a thrust ball bearing is arranged on the contact between the pressure-regulating screw and the front baffle.

As a further solution of the present invention: the size of the horizontal cross section of the lifting support plate is larger than the size of the horizontal cross section of the support seat.

Compared with the prior art, the beneficial effect of the utility model is that the device has simple structure, convenient installation and high precision, and its die-cutting precision can be compared with that of a circular knife machine, and can complete die-cutting of about 1-2 wires.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a side view of the utility model.

Fig. 3 is a structural schematic diagram of the pressure regulating plate in the utility model.

Among the figure 1-belt pulley, 2-eccentric wheel, 3-eccentric shaft, 4-connecting rod, 41-connecting rod shaft, 5-upper template, 6-lower template, 7-knife mold, 71-knife mold adjustment handle, 8 -lifting support plate, 81-guide column, 82-pressure spring, 9-pressure adjustment plate, 91-limiting sleeve, 92-front baffle, 93-lower knife template, 94-upper slider, 95-rear baffle , 96-thrust ball bearing, 97-pressure regulating screw, 98-die-cut lower seat, 99-screw, 100-lock nut, 101-lock spring, 102-lower slider.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3. In the embodiment of the present utility model, a movement mechanism of a high-precision die-cutting machine includes a pulley 1, an eccentric wheel 2, a connecting rod 4, an upper template 5, a lower template 6, a knife mold 7, a lift The support plate 8 and the pressure regulating plate 9, the pulley 1 is located on the side of the support base, the wheel core of the pulley 1 is equipped with an eccentric shaft 3, the eccentric shaft 3 runs through the support base in the horizontal direction and is connected with the support base in rotation, the eccentric shaft 3 is located on the support base An eccentric wheel 2 is fixed in the center of a section in the seat, a connecting rod 4 is arranged above the eccentric wheel 2, and a connecting rod shaft 41 is installed on the connecting rod 4, and the connecting rod shaft 41 is connected with the eccentric wheel 2 in transmission;

The support seat is a cuboid cavity structure, and four corners on the top of the support seat are provided with support plates extending outward in a horizontal direction, and a lifting support plate 8 is provided above the support seat, and the lifting support plate 8 is horizontal. The size of the cross-section in the direction is greater than the size of the horizontal cross-section of the support seat. The upper template 5 is located above the lifting support plate 8, and the lower template 6 is arranged between the upper template 5 and the lifting support plate 8. The upper template 5, The lower template 6 and the lifting support plate 8 are parallel to each other and have the same cross-sectional size. The guide column 81 is fixed on the supporting plate. The upper end of the column 81 is fixed on the upper formwork 5 through a hex nut, and the guide column 81 is slidably connected with the lifting support plate 8. The section of the guide column 81 located between the lifting support plate 8 and the supporting seat is wrapped with a pressure spring 82. The top of the connecting rod 4 is fixed on the bottom surface of the lifting support plate 8; a die 7 is arranged between the upper template 5 and the lower template 6, and the die 7 is fixed on the upper template 5; Die adjustment handle 71;

The side of the lower template 6 is provided with a pressure regulating plate 9, the pressure regulating plate 9 includes a front baffle 92 and a rear baffle 95, and a trapezoidal upper slider 94 is arranged between the front baffle 92 and the rear baffle 95 , the inner side of the upper slider 94 is provided with a lower knife template 93, the outer side of the upper slider 94 is provided with a die-cut lower seat 98, and a lock nut 100 is inserted in the middle of the die-cut lower seat 98, and the lock nut The front end of 100 is fixed on the upper slider 94, and the lock nut 100 is located on a section outside the die-cut lower seat 98, and a locking spring 101 is set on it, and a lower slider 102 is arranged between the die-cut lower seat 98 and the upper slider 94 , the front baffle 92 is inserted with a pressure regulating screw 97, the pressure regulating screw 97 is fixed on the front baffle 92 through a limit sleeve 91, and a thrust is provided when the pressure regulating screw 97 is in contact with the front baffle 92 ball bearing 96;

When the device is working, the external motor drives the pulley 1 to rotate, and the pulley 1 and the eccentric wheel 2 are connected through the eccentric shaft 3, and they make circular motion together; the eccentric shaft 3 drives the eccentric wheel 2 to reciprocate up and down, and the connecting rod 4 passes through The rod shaft 41 drives the lifting support plate 8 to reciprocate up and down, and the four guide columns 81 connect the upper template 5 and the lifting support plate 8 to reciprocate up and down together; the function of the pressure spring 82 is to keep the connecting rod 4 and the supporting seat In a tight state, the gap is buffered to make the precision higher. There is a die 7 on the upper template 5, and the die 7 is fixed by the die adjustment handle 71. The die adjustment handle 71 can adjust the die 7 to a suitable position; 6. There is a pressure regulating plate 9. By adjusting the number of turns of the limit sleeve 91, the lower block 94 connected with the pressure regulating screw 97 moves up and down to realize the distance between the lower knife template 93 and the die-cutting lower seat 98, so as to realize the pressure The adjustment plate 9 adjusts the distance of the knife mold 7;

The device has simple structure, convenient installation and high precision. Its die-cutting precision can be compared with that of a circular knife machine, and it can complete die-cutting of about 1-2 wires.

Claims (2)

1. A motion mechanism of a high-precision die-cutting machine, comprising a belt pulley, an eccentric wheel, a connecting rod, an upper mold plate, a lower mold plate, a knife mold, a lifting support plate and a pressure regulating plate, wherein the belt pulley is located on the side of the support seat , the wheel core of the pulley is equipped with an eccentric shaft, and the eccentric shaft runs through the support seat in the horizontal direction and is connected with the support seat in rotation. A connecting rod shaft is installed on the connecting rod, and the connecting rod shaft is connected to the eccentric wheel in transmission; the support seat is a cuboid cavity structure, and there are brackets extending outward in the horizontal direction at the four corners of the top of the support seat. A lifting support plate is provided above the supporting base, the upper formwork is located above the lifting support plate, and a lower formwork is arranged between the upper formwork and the lifting support plate, and the upper formwork, lower formwork and lifting support plate are parallel to each other and The size of the cross-section is the same, the guide post is fixed on the supporting plate, the guide post is vertically arranged and runs through the lifting support plate, the lower formwork and the upper formwork in turn, the upper end of the guide post is fixed on the upper formwork by a hex nut, the guide post and the lifting support The plates are slidingly connected, the guide column is located between the lifting support plate and the support seat and is wrapped with a pressure spring, and the top of the connecting rod is fixed on the bottom surface of the lifting support plate; a knife mold is set between the upper template and the lower template , the knife mold is fixed on the upper template, and the knife mold adjustment handle is provided on the top surface of the upper template; There is a trapezoidal upper slider between the front baffle and the rear baffle, the inner side of the upper slider is provided with a lower knife template, and the outer side of the upper slider is provided with a die-cut lower seat, which is inserted in the middle of the die-cut lower seat There is a lock nut, and the front end of the lock nut is fixed on the upper slider, and the lock nut is located on a section outside the die-cut lower seat, and a lock spring is set on it, and there is a lower die-cut lower seat and the upper slider. As for the slider, a pressure-regulating screw is inserted on the front baffle, and the pressure-regulating screw is fixed on the front baffle through a limit sleeve, and a thrust ball bearing is arranged in contact with the pressure-regulating screw and the front baffle. 2. The motion mechanism of a high-precision die-cutting machine according to claim 1, wherein the size of the horizontal cross-section of the lifting support plate is larger than the size of the horizontal cross-section of the support seat.