CN213107150U

CN213107150U - A cutting device for plastic bag production

Info

Publication number: CN213107150U
Application number: CN202022032418.4U
Authority: CN
Inventors: 项黄桃
Original assignee: Wenzhou Hualang Plastic Packaging Co ltd
Current assignee: Wenzhou Hualang Plastic Packaging Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-04
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a cutting device for plastic bag production, the camera includes a supporting plate, the upper end of backup pad is provided with the cylinder, the connecting seat has been cup jointed in the outside of the actuating lever of cylinder, the outside fixed mounting of connecting seat has the connecting plate, the outside fixed mounting of connecting plate has the connecting block, the outside fixed mounting of connecting block has the blade, the spout has been seted up to the inside of connecting block, the inside sliding connection of spout has the slider, the inside sliding connection of slider has the dead lever, dead lever and connecting block fixed connection, the outside fixed mounting of slider has last articulated seat. The utility model discloses a design compression roller, when the actuating lever of cylinder moved down, can drive the compression roller and roll to the both ends of plastic bag, through the contact of compression roller with the plastic bag, can play the effect of a flattening to the plastic bag for the plastic bag can not appear the condition of fold in the cutting, makes cutting effect better.

Description

A cutting device for plastic bag production

Technical Field

The utility model relates to a plastic bag production technical field specifically is a cutting device for plastic bag production.

Background

Plastic bags (Plasticbags) are bags made of plastics (common plastics include polypropylene, polyester, nylon and the like) as main raw materials, are essential articles in daily life of people, and are often used for containing other articles. The plastic bag cutting machine is widely used due to the advantages of low price, extremely light weight, large capacity and convenience in storage, but is prohibited from being produced and used by some countries due to the defects of extremely long degradation period and difficult processing, and the plastic bag can be cut by using a cutting device during production.

When using, the cutting device of present plastic bag production has the fold if the plastic bag surface unevenness, can lead to the cutting not accurate when cutting, and cutting effect is not good to cutting blade can appear rocking of different degrees at the in-process that cuts the removal, can lead to the cutting position of blade not accurate cutting inhomogeneous.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting device for plastic bag production has solved the plastic bag surface unevenness and has leaded to cutting not accurate problem, has still solved the blade and has rocked the problem that leads to cutting inhomogeneously.

In order to achieve the above object, the utility model provides a following technical scheme: a cutting device for plastic bag production comprises a support plate, wherein an air cylinder is arranged at the upper end of the support plate, a connecting seat is sleeved outside a driving rod of the air cylinder, a connecting plate is fixedly mounted on the outer side of the connecting seat, a connecting block is fixedly mounted on the outer side of the connecting plate, a blade is fixedly mounted on the outer side of the connecting block, a sliding groove is formed in the connecting block, a sliding block is connected inside the sliding groove in a sliding manner, a fixed rod is connected inside the sliding block in a sliding manner and fixedly connected with the connecting block, an upper hinged seat is fixedly mounted on the outer side of the sliding block, a hinged rod is hinged on the upper hinged seat, a lower hinged seat is hinged on the hinged rod, a positioning rod is fixedly mounted on the outer side of the lower hinged seat, a compression roller is connected on the upper hinged position of, the plastic bag fixing device is characterized in that the positioning seat is fixedly connected with the connecting plate, a guide block is fixedly mounted on the outer side of the connecting plate, a guide rod is fixedly mounted on the outer side of the guide block, a supporting rod is slidably connected to the outer side of the guide rod, the supporting rod is fixedly connected with the supporting plate, a bottom plate is fixedly mounted at the lower end of the supporting rod, and the upper end of the bottom plate is in contact with a plastic bag.

Preferably, the outer side of the connecting seat is connected with a limit screw through threads, and the limit screw is connected with the driving rod in a clamping mode.

Preferably, a spring is sleeved on the outer side of the fixing rod and is in contact with the sliding block.

Preferably, a guide groove is formed in the supporting rod, and a guide rod is connected to the inside of the guide groove in a sliding mode.

Preferably, the outer side of the guide rod is fixedly provided with a limiting ring, and the limiting ring is in contact with the support rod.

Preferably, a through hole is formed in the bottom plate, and the through hole is formed below the blade.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a design compression roller, when the actuating lever of cylinder moved down, can drive the compression roller and roll to the both ends of plastic bag, through the contact of compression roller with the plastic bag, can play the effect of a flattening to the plastic bag for the plastic bag can not appear the condition of fold in the cutting, makes cutting effect better.

2. The utility model discloses a sliding connection of design guide way and guide bar for can drive the guide bar when the actuating lever of cylinder removes and remove, and through the effect of design spacing ring, can play the effect of a direction to the removal of guide bar, can prevent that the guide bar from removing the in-process and taking place to rock, thereby reach the effect of leading to the blade removal, prevent that the blade from rocking and lead to cutting inhomogeneous problem.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of the support bar structure of FIG. 1 according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a support plate; 2. a cylinder; 3. a drive rod; 4. a connecting seat; 5. a limit screw; 6. a connecting plate; 7. connecting blocks; 8. a blade; 9. a chute; 10. a slider; 11. fixing the rod; 12. a spring; 13. an upper hinge base; 14. a hinged lever; 15. a lower hinge base; 16. positioning a rod; 17. a compression roller; 18. positioning seats; 19. a guide block; 20. a guide bar; 21. a limiting ring; 22. a guide groove; 23. a support bar; 24. a base plate; 25. a plastic bag; 26. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1, 2 and 3, a cutting device for plastic bag production comprises a support plate 1, a cylinder 2 is arranged at the upper end of the support plate 1, the type of the cylinder 2 is SC standard cylinder, which is a prior art, a connecting seat 4 is sleeved outside a driving rod 3 of the cylinder 2, a connecting plate 6 is fixedly installed outside the connecting seat 4, a connecting block 7 is fixedly installed outside the connecting plate 6, a blade 8 is fixedly installed outside the connecting block 7, a sliding groove 9 is formed inside the connecting block 7, a sliding block 10 is slidably connected inside the sliding groove 9, the sliding block 10 can slide in the sliding groove 9, a fixing rod 11 is slidably connected inside the sliding block 10, the sliding block 10 can slide outside the fixing rod 11, the fixing rod 11 is fixedly connected with the connecting block 7, an upper hinge seat 13 is fixedly installed outside the sliding block 10, a hinge rod 14 is hinged on the upper hinge seat 13, and a lower hinge seat 15 is hinged, the outside fixed mounting of articulated seat 15 has locating lever 16 down, the last rotation of locating lever 16 is connected with compression roller 17, the outside contact connection of compression roller 17 has plastic bag 25, locating lever 16 goes up articulated have positioning seat 18, positioning seat 18 and connecting plate 6 fixed connection, the outside fixed mounting of connecting plate 6 has guide block 19, the outside fixed mounting of guide block 19 has guide bar 20, the outside sliding connection of guide bar 20 has bracing piece 23, bracing piece 23 and backup pad 1 fixed connection, the lower extreme fixed mounting of bracing piece 23 has bottom plate 24, the upper end and the plastic bag 25 contact of bottom plate 24.

Referring to fig. 1, the outer side of the connecting seat 4 is connected with a limit screw 5 through a thread, and the limit screw 5 is clamped with the driving rod 3. By designing the limit screw 5, the connecting seat 4 and the driving rod 3 can be fixed.

Referring to fig. 1 and 3, a spring 12 is sleeved on an outer side of the fixing rod 11, and the spring 12 contacts with the slider 10. The spring 12 is designed such that the force of the spring 12 acts on the slider 10.

Referring to fig. 1, a guide groove 22 is formed in the support bar 23, and a guide bar 20 is slidably connected to the guide groove 22. The guide groove 22 is designed such that the guide bar 20 can slide in the guide groove 22.

Referring to fig. 1, a limiting ring 21 is fixedly installed on the outer side of the guide rod 20, and the limiting ring 21 contacts with the support rod 23. The guide rod 20 can be limited by the design of the limiting ring 21.

Referring to fig. 1, a through hole 26 is formed in the bottom plate 24, and the through hole 26 is disposed below the blade 8. The through hole 26 is designed such that the blade 8 is removably inserted into the through hole 26.

The utility model discloses the concrete implementation process as follows: when the plastic bag cutting machine is used, firstly, a plastic bag 25 is flatly paved on the surface of a bottom plate 24, then an air cylinder 2 is opened, a driving rod 3 of the air cylinder 2 drives a connecting seat 4 to move downwards, the connecting seat 4 drives a connecting plate 6 to move, the connecting plate 6 drives a connecting block 7 to move, when a compression roller 17 is in contact with the plastic bag 25, the downward pressure of the compression roller 17 on the plastic bag 25 can enable the compression roller 17 to move towards two sides of the plastic bag 25, so that the compression roller 17 rotates, a flattening effect can be achieved on the plastic bag 25, the plastic bag 25 can not be wrinkled during cutting, the cutting effect is better, when the compression roller 17 moves, a positioning rod 16 can be driven to rotate towards the outside, a hinge seat 15 is driven by the positioning rod 16 to move towards the outside, a hinge rod 14 is driven by a lower hinge seat 15 to rotate towards the outside, the hinge, connecting block 7 can drive blade 8 downstream and cut plastic bag 25, when blade 8 gets into in the through-hole 26, accomplish the cutting to plastic bag 25 promptly, the cutting is accomplished the back, cylinder 2 can drive connecting plate 6 rebound, make compression roller 17 break away from with plastic bag 25, through the flexible effect by compression spring 12, can drive slider 10 rebound, slider 10 drives articulated seat 13 and removes, it drives articulated rod 14 and rotates to the inboard to go up articulated seat 13, articulated rod 14 drives down articulated seat 15 and moves to the inboard, articulated seat 15 drives the locating lever 16 and rotates to the inboard down, thereby accomplish the reseing to compression roller 17, be convenient for carry out next cutting. And through the sliding connection of guide way 22 and guide bar 20, actuating lever 3 of cylinder 2 can drive guide bar 20 and slide in guide way 22 when removing, and through the effect of spacing ring 21, can play the effect of a direction to the removal of guide bar 20, can prevent that guide bar 20 from removing the in-process and taking place to rock, reach the effect that prevents that actuating lever 3 from rocking, thereby reach the effect of leading to the removal of blade 8, prevent that blade 8 from rocking and lead to the inhomogeneous problem of cutting.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A cutting device for the production of plastic bags, comprising a support plate (1), characterized in that: the upper end of the supporting plate (1) is provided with a cylinder (2), the connecting seat (4) is sleeved on the outer side of the driving rod (3) of the cylinder (2), the connecting plate (6) is fixedly mounted on the outer side of the connecting seat (4), the connecting block (7) is fixedly mounted on the outer side of the connecting block (6), the blade (8) is fixedly mounted on the outer side of the connecting block (7), the sliding groove (9) is formed in the connecting block (7), the sliding block (10) is slidably connected in the sliding groove (9), the fixing rod (11) is slidably connected in the sliding block (10), the fixing rod (11) is fixedly connected with the connecting block (7), the upper hinge seat (13) is fixedly mounted on the outer side of the sliding block (10), the upper hinge seat (13) is hinged with a hinge rod (14), and the hinge rod (14) is hinged with a lower hinge, the utility model discloses a plastic bag, including articulated seat (15) down, locating lever (16) rotate upward and be connected with compression roller (17), the outside contact of compression roller (17) is connected with plastic bag (25), the last articulated locating seat (18) that have of locating lever (16), locating seat (18) and connecting plate (6) fixed connection, the outside fixed mounting of connecting plate (6) has guide block (19), the outside fixed mounting of guide block (19) has guide bar (20), the outside sliding connection of guide bar (20) has bracing piece (23), bracing piece (23) and backup pad (1) fixed connection, the lower extreme fixed mounting of bracing piece (23) has bottom plate (24), the upper end and the plastic bag (25) contact of bottom plate (24).

2. The cutting apparatus for plastic bag production according to claim 1, wherein: the outside of connecting seat (4) has stop screw (5) through threaded connection, stop screw (5) and actuating lever (3) joint.

3. The cutting apparatus for plastic bag production according to claim 1, wherein: the outer side of the fixed rod (11) is sleeved with a spring (12), and the spring (12) is in contact with the sliding block (10).

4. The cutting apparatus for plastic bag production according to claim 1, wherein: a guide groove (22) is formed in the support rod (23), and a guide rod (20) is connected to the inside of the guide groove (22) in a sliding mode.

5. The cutting apparatus for plastic bag production according to claim 1, wherein: the outside fixed mounting of guide bar (20) has spacing ring (21), spacing ring (21) and bracing piece (23) contact.

6. The cutting apparatus for plastic bag production according to claim 1, wherein: a through hole (26) is formed in the bottom plate (24), and the through hole (26) is formed below the blade (8).