CN210210575U

CN210210575U - Easy-to-draw line cutting mechanism

Info

Publication number: CN210210575U
Application number: CN201920826873.6U
Authority: CN
Inventors: Jiachuan Xu; 徐家传
Original assignee: Sai Energy Automation Technology (suzhou) Co Ltd
Current assignee: Sai Energy Automation Technology (suzhou) Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-03-31
Anticipated expiration: 2029-06-03

Abstract

The utility model discloses a zip-top line cuts mechanism, including last mould and bed die, it is equipped with the cutter to go up the mould bottom, be equipped with spacing post on the bed die, it is equipped with spacing hole to go up the mould bottom, the bed die bottom is connected with first drive assembly, go up the technical scheme that mould top and second drive assembly are connected, the utility model discloses can be used to easily act as go-between and cut.

Description

Easy-to-draw line cutting mechanism

Technical Field

The utility model relates to a zip-top line cuts mechanism.

Background

The easy-to-draw line is very common on the packaging shell of some PET materials preparation, thereby the purpose is exactly in order to make things convenient for people to tear the packing through these easy-to-draw lines, all adopt the laser sword to carve on the existing market, inlay on multilayer nonmetal composite sheet, with packaging material as for between laser sword and the stainless steel flat board, use pneumatic and hydraulic cylinder extrusion method of cutting to operate, however the life of laser sword only probably has 2 ~ 3 ten thousand times, cutter use cost is high simultaneously, equipment takes up an area of greatly, the precision is poor, beat length.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an easy-to-draw line cuts mechanism, it has characteristics that longe-lived, cost are low, the precision is high and the beat is short.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: the utility model provides an easy-to-draw line cuts mechanism, includes mould and bed die, it is equipped with the cutter to go up the mould bottom, be equipped with spacing post on the bed die, it is equipped with spacing hole to go up the mould bottom, the bed die bottom is connected with first drive assembly, it is connected with second drive assembly to go up the mould top.

Further, preferably, the lower die is arranged on two supporting plates, each supporting plate is provided with a first guide rail, and each first guide rail is provided with a first sliding block connected with the bottom of the lower die.

More preferably, go up the mould top and be connected with first mounting panel, first mounting panel with every all be equipped with the guide post between the backup pad, guide post one end with the backup pad is fixed, the other end can pass through first mounting panel.

More preferably, the second drive assembly comprises an electric cylinder located above the first mounting plate, the telescopic rod of the electric cylinder being connected to the first mounting plate.

More preferably, the electric cylinder body is installed on a second mounting plate, and a support column is arranged between the second mounting plate and each support plate.

Preferably, the second driving assembly comprises a bottom plate, a motor is arranged on the bottom plate, the motor drives a screw rod to rotate, a nut is arranged on the screw rod and is connected with a nut seat, the nut seat is connected with a first connecting plate through a connecting shaft, and the first connecting plate is connected with the bottom of the lower die.

More preferably, a second connecting plate is arranged on one side of the nut seat, and the second connecting plate is connected with a second guide rail on the bottom plate through a second sliding block.

Preferably, the bottom of the upper die is provided with a first groove, the cutter is arranged in the first groove, the limiting holes are formed in the bottom of the upper die on two sides of the first groove, and the top of the lower die is provided with a second groove corresponding to the first groove.

More preferably, a third groove is formed in the first groove.

Preferably, the cutting edge angle of the cutter is 10-20 °.

The utility model has the advantages that: the utility model greatly saves the installation space of the mechanism and realizes the fast beat production and the high precision cutting stroke by the mode of pressing down and cutting the upper die by the electric cylinder; the service life of the cutter and the die can reach more than 200 ten thousand times, and compared with a laser cutter with the service life of 2-3 ten thousand times, a large amount of production and use cost is saved; the motor-screw rod driving mechanism realizes automatic production.

Drawings

Fig. 1 is a schematic structural view of a cutting mechanism for a tear-off line of the present invention;

FIG. 2 is a schematic view of the upper and lower molds of FIG. 1;

fig. 3 is a schematic structural diagram of a second driving assembly.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

The first embodiment is as follows:

referring to fig. 1 and 2, the embodiment discloses a cutting mechanism for a zip-top line, which comprises an upper die 1 and a lower die 2, wherein a cutter 3 is arranged at the bottom of the upper die 1, the angle of the edge of the cutter 3 is 10-20 degrees, the cutter 3 is formed by arranging a plurality of sections of blades 31, the cutting edge angle of each blade 31 is 10-20 degrees, the length of each section of blade 31 is determined by the length of each cut of an easy-to-draw line, all the blades 31 are arranged in a profiling mode according to products, all the blades 31 are arranged in a U shape in the embodiment, the bottom of an upper die 1 is provided with a first groove 101, a cutter 3 is arranged in the first groove 101, a third groove 102 is arranged in the first groove 101, limiting holes 5 are arranged at the bottoms of the upper die 1 on two sides of the first groove 101, the top of a lower die 2 is provided with a second groove 201 corresponding to the first groove 101, and the products are placed and contained through the first groove 101, the second groove 201 and the third groove 102;

the lower die 2 is provided with a limiting column 4, the bottom of the upper die 1 is provided with a limiting hole 5, the bottom of the lower die 2 is connected with a first driving component, the first driving component drives the lower die 2 to move horizontally so as to carry out feeding, the top of the upper die 1 is connected with a second driving component, the second driving component drives the upper die 1 to move up and down so as to carry out cutting, when the upper die 1 is pressed downwards, the limiting column 4 extends into the limiting hole 5, when the limiting column 4 extends into the bottommost part of the limiting hole 5 through the limiting hole 5, the cutting edge 3 of the cutter 3 still has a distance of 0.1-0.2 mm from the cutting surface of the lower die 2, the distance is set so that the cutter 3 does not contact with the lower die 2, the service life is prolonged, and when the product is cut, the last section of the thickness is pressed and opened through the cutting edge of the cutter 3;

the lower die 2 is arranged on the two supporting plates 6, each supporting plate 6 is provided with a first guide rail 7, each first guide rail 7 is provided with a first sliding block 71 connected with the bottom of the lower die 2, the top of the upper die 1 is connected with a first mounting plate 8, a guide post 81 is arranged between each first mounting plate 8 and each supporting plate 6, one end of each guide post 81 is fixed with the supporting plate 6, the other end of each guide post 81 can penetrate through the first mounting plate 8, and the first mounting plate 8 is guided through the guide posts 81;

the second driving assembly comprises an electric cylinder 9 positioned above the first mounting plate 8, a telescopic rod of the electric cylinder 9 is connected with the first mounting plate 8, a body of the electric cylinder 9 is mounted on a second mounting plate 10, a support column 11 is arranged between the second mounting plate 10 and each support plate 6, and the electric cylinder 9 drives the first mounting plate 8 to move up and down so as to drive the upper die 1 to move up and down for cutting;

as shown in fig. 3, the second driving assembly includes a bottom plate 12, a motor 13 is disposed on the bottom plate 12, the motor 13 drives a screw rod 14 to rotate, a nut 15 is disposed on the screw rod 14, the nut 15 is connected with a nut seat 16, the nut seat 16 is connected with a first connecting plate 18 through a connecting shaft 17, the first connecting plate 18 is connected with the bottom of the lower mold 2, a second connecting plate 19 is disposed on one side of the nut seat 16, the second connecting plate 19 is connected with a second guide rail 21 on the bottom plate 12 through a second slider 20, the motor 13 drives the screw rod 14 to rotate, so that the nut 15 is driven to move along the screw rod 14 and then the lower mold 2 is driven to move, and.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. The utility model provides a zip-top line cuts mechanism which characterized in that: the cutting tool comprises an upper die and a lower die, wherein a cutter is arranged at the bottom of the upper die, a limiting column is arranged on the lower die, a limiting hole is formed in the bottom of the upper die, the bottom of the lower die is connected with a first driving assembly, and the top of the upper die is connected with a second driving assembly.

2. The cutting mechanism of claim 1, wherein the lower mold is disposed on two support plates, each support plate is provided with a first guide rail, and each first guide rail is provided with a first slider connected to the bottom of the lower mold.

3. The cutting mechanism of claim 2, wherein the top of the upper mold is connected to a first mounting plate, a guide post is provided between the first mounting plate and each support plate, one end of the guide post is fixed to the support plate, and the other end of the guide post can pass through the first mounting plate.

4. A wire cutting mechanism as claimed in claim 3, wherein the second drive assembly comprises an electric cylinder located above the first mounting plate, and a telescopic rod of the electric cylinder is connected to the first mounting plate.

5. The wire cutting mechanism of claim 4, wherein the cylinder body is mounted on a second mounting plate, and a support post is provided between the second mounting plate and each support plate.

6. The cutting mechanism of claim 1, wherein the second driving assembly comprises a base plate, the base plate is provided with a motor, the motor drives a lead screw to rotate, the lead screw is provided with a nut, the nut is connected with a nut seat, the nut seat is connected with a first connecting plate through a connecting shaft, and the first connecting plate is connected with the bottom of the lower die.

7. The cutting mechanism of claim 6, wherein a second connecting plate is provided at one side of the nut holder, and the second connecting plate is connected to a second guide rail of the base plate via a second slider.

8. The cutting mechanism for a string of pulling string as set forth in claim 1, wherein the first groove is formed in the bottom of the upper mold, the cutting knife is disposed in the first groove, the limiting hole is disposed in the bottom of the upper mold on both sides of the first groove, and the second groove corresponding to the first groove is formed in the top of the lower mold.

9. The tear line cutting mechanism of claim 8 wherein one of said first recesses has a third recess therein.

10. The cutting mechanism for a tear line of claim 1 wherein the cutting edge angle of the cutter is 10 ° to 20 °.