CN219599730U

CN219599730U - PE thermal contraction film punching traction device

Info

Publication number: CN219599730U
Application number: CN202223540227.4U
Authority: CN
Inventors: 江嘉; 江丽; 何家乐
Original assignee: Anhui Zhida Packing Co ltd
Current assignee: Anhui Zhida Packing Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-08-29
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a PE heat-shrinkable film punching traction device which comprises a base, wherein one end of the base is fixedly provided with a PE heat-shrinkable film raw material roller, the other end of the base is provided with a finished product winding roller, a film puncher is arranged on the base between the PE heat-shrinkable film raw material roller and the finished product winding roller, a first press roller is arranged on the base in the direction of a feeding end of the film puncher in an erected mode, a second press roller is arranged on the base in the direction of a discharging end of the film puncher in an erected mode, a front tension adjusting component is arranged on the base between the PE heat-shrinkable film raw material roller and the first press roller, an intermediate roller is fixed on the base between the PE heat-shrinkable film raw material roller and the finished product winding roller, the intermediate roller is fixedly connected with the top of the finished product winding roller through a cross beam, and a rear tension adjusting mechanism is connected with the cross beam, and comprises a first fixed roller, a second fixed roller, a first movable roller and a second movable roller are connected through an adjusting beam.

Description

PE thermal contraction film punching traction device

Technical Field

The utility model relates to the technical field of PE heat shrink film processing, in particular to a PE heat shrink film punching traction device.

Background

The PE heat-shrinkable film is a surface protective film. The PE heat-shrinkable film can be used for wrapping goods, can reduce the wet damage to the goods package caused by rainwater and the like to a certain extent, is produced by the company, is mainly sold to the logistics center of tobacco companies in various markets, and is used for cigarette package. In order to save energy and reduce consumption on the premise of not affecting quality of customers, the PE heat-shrinkable film is reduced in use amount, benefit is improved, and the company performs punching operation on the PE heat-shrinkable film.

In the prior art, a film puncher is adopted to punch PE heat-shrinkable films. When punching, the tension of the PE heat-shrinkable film needs to be controlled, if the PE heat-shrinkable film is loose when punching, the punching is uneven, wrinkles appear, the product quality is affected, and if the tension is large, the winding of the finished product is not facilitated. Therefore, we propose a PE heat shrinkage film punching traction device.

Disclosure of Invention

The utility model aims to provide a PE heat-shrinkable film punching traction device, which has the advantage of adjustable tension and solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PE heat shrink film draw gear that punches, includes the base, base one end is fixed with PE heat shrink film raw materials roller, and the other end is provided with the finished product wind-up roll, PE heat shrink film raw materials roller with install the film puncher on the base between the finished product wind-up roll, install compression roller one on the base of film puncher feed end direction, and install compression roller two on the base of discharge end direction, PE heat shrink film raw materials roller with be provided with preceding tension adjustment subassembly on the base between compression roller one, (PE heat shrink film raw materials roller with be fixed with the intermediate roller on the base between the finished product wind-up roll, intermediate roller with through crossbeam fixed connection between the finished product wind-up roll top, be connected with back tension adjustment mechanism on the crossbeam, back tension adjustment mechanism includes first fixed roller, second fixed roller, first movable roller, second movable roller, connect through the regulating beam between first movable roller and the second movable roller.

Preferably, the PE heat shrink film raw material roller, the finished product wind-up roller, the compression roller I, the compression roller II, the front tension adjusting component and the intermediate roller respectively comprise brackets.

Preferably, the front tension adjusting component comprises a tension roller, two ends of the tension roller are respectively fixed with a baffle, a center shaft is fixed at the axis of the tension roller, two ends of the center shaft respectively extend to the outside of the bracket, the extending ends are respectively connected with a baffle in a rotating mode, limiting blocks are respectively fixed on the inner sides of the baffle, a core bar is fixed in the middle of the bottoms of the limiting blocks, and springs are welded and installed at the bottoms of the limiting blocks outside the core bar.

Preferably, the bracket of the front tension adjusting component is provided with a limiting groove matched with the limiting block, and the bottom end part of the spring is fixedly connected with the bottom wall of the limiting groove.

Preferably, the crossbeam is located the top of adjusting the roof beam, first fixed roller, second fixed roller pass through the roller and rotate respectively and install on the crossbeam, first movable roller, second movable roller pass through the roller and rotate respectively and install on the adjusting the roof beam, PE heat shrink film is in proper order around first movable roller, first fixed roller, second movable roller, second fixed roller just with finished product wind-up roll is connected.

Preferably, the base top is fixed with the support, rotate on the support and install the cam, be fixed with the pull rod in the middle of the adjustment roof beam bottom, the pull rod keep away from the one end of adjustment roof beam with cam sliding connection.

Preferably, a circumferential sliding groove is formed in the side wall of the cam, and an anti-falling sliding block matched with the circumferential sliding groove is fixed at the bottom end part of the pull rod.

Preferably, guide grooves are respectively formed in the supports of the intermediate roller and the finished product winding roller, and directional sliding blocks matched with the guide grooves are respectively fixed at two ends of the adjusting beam.

Preferably, the rotation of the cam is driven by a motor fixedly mounted on the support.

Compared with the prior art, the utility model has the following beneficial effects:

according to the PE heat shrinkage film punching machine, the front tension adjusting component is arranged, when the PE heat shrinkage film passes over the tension roller, the tension roller is stressed by the traction force, the spring is compressed, the tension roller moves downwards, the tension roller is upwards by the restoring force of the spring, the tension of the PE heat shrinkage film is further increased, the PE heat shrinkage film is not easy to wrinkle and loosen, the rear tension adjusting mechanism is arranged, the adjusting beam is driven to reciprocate up and down by the rotation of the cam, the tension of the PE heat shrinkage film is conveniently adjusted, and the film punching machine is conveniently punched.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the front tension adjusting assembly of the present utility model;

fig. 3 is a schematic view of a partial structure of the present utility model.

In the figure: 1. a base; 2. PE heat-shrinkable film raw material roller; 3. a finished product wind-up roll; 4. a film puncher; 5. a first press roll; 6. a second press roll; 7. a tension roller; 71. a baffle; 72. a center shaft; 73. a baffle; 74. a limiting block; 75. a core bar; 76. a spring; 8. an intermediate roller; 9. a cross beam; 10. a first fixed roller; 11. a second fixed roller; 12. a first movable roller; 13. a second movable roller; 14. an adjustment beam; 15. a support; 16. a cam; 17. a guide groove; 18. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a PE heat shrink film draw gear that punches, including base 1, base 1 one end is fixed with PE heat shrink film raw materials roller 2, and the other end is provided with finished product wind-up roll 3, install film puncher 4 on the base 1 between PE heat shrink film raw materials roller 2 and the finished product wind-up roll 3, install compression roller one 5 on the base 1 of film puncher 4 feed end direction, and install compression roller two 6 on the base 1 of discharge end direction, be provided with preceding tension adjustment subassembly on the base 1 between PE heat shrink film raw materials roller 2 and the compression roller one 5, be fixed with intermediate roller 8 on the base 1 between PE heat shrink film raw materials roller 2 and the finished product wind-up roll 3, through crossbeam 9 fixed connection between intermediate roller 8 and the finished product wind-up roll 3 top, be connected with back tension adjustment mechanism on the crossbeam 9, back tension adjustment mechanism includes first fixed roller 10, second fixed roller 11, first movable roller 12, second movable roller 13, connect through adjusting beam 14 between first movable roller 12 and the second movable roller 13.

As shown in fig. 1, the raw material roller 2, the finished product wind-up roller 3, the first compression roller 5, the second compression roller 6, the front tension adjusting component and the intermediate roller 8 respectively comprise brackets.

The front tension adjusting component comprises a tension roller 7, baffle plates 71 are respectively fixed at two ends of the tension roller 7, a middle shaft 72 is fixed at the axis of the tension roller 7, two ends of the middle shaft 72 respectively extend to the outside of the bracket, the extending ends are respectively connected with baffle plates 73 in a rotating mode, limiting blocks 74 are respectively fixed on the inner sides of the baffle plates 73, a core rod 75 is fixed in the middle of the bottom of each limiting block 74, springs 76 are welded and installed at the bottoms of the limiting blocks 74 outside the core rod 75, limiting grooves matched with the limiting blocks 74 are formed in the bracket of the front tension adjusting component, the bottom ends of the springs 76 are fixedly connected with the bottom walls of the limiting grooves, during operation, the limiting blocks 74 can move in the limiting grooves on the bracket in a vertical guiding mode, when traction force applied to the PE heat shrink film is large, the PE heat shrink film can drive the tension roller 7 to move downwards, the springs 76 are compressed in the limiting grooves, restoring force of the springs 76 enable the tension roller 7 to move upwards, and further tension of the PE heat shrink film is increased, and the PE heat shrink film is not easy to be wrinkled and loose.

The crossbeam 9 is located the top of adjusting beam 14, and first fixed roller 10, second fixed roller 11 rotate respectively through the roller and install on crossbeam 9, and first movable roller 12, second movable roller 13 rotate respectively through the roller and install on adjusting beam 14, and PE heat shrink film winds first movable roller 12, first fixed roller 10, second movable roller 13, second fixed roller 11 and is connected with finished product wind-up roll 3 in proper order.

The top of the base 1 is fixed with a support 15, a cam 16 is rotatably arranged on the support 15, a pull rod 18 is fixed in the middle of the bottom of the adjusting beam 14, one end of the pull rod 18, which is far away from the adjusting beam 14, is slidably connected with the cam 16, the cam 16 is driven by a motor, the motor is fixedly arranged on the support 15 (not shown in the figure), a circumferential chute is formed in the side wall of the cam 16, an anti-falling sliding block matched with the circumferential chute is fixed at the bottom end of the pull rod 18, the motor is started to drive the cam 16 to rotate, and when the cam 16 rotates, the pull rod 18 continuously slides in the circumferential chute on the cam 16 through the anti-falling sliding block, so that the adjusting beam 14 is driven to move up and down.

Guide grooves 17 are respectively formed in the supports of the intermediate roller 8 and the finished product wind-up roller 3, directional sliding blocks matched with the guide grooves 17 are respectively fixed at two ends of the adjusting beam 14, and when the adjusting beam 14 moves up and down, the directional sliding blocks at two ends of the adjusting beam 14 move in the guide grooves 17.

During operation, the PE heat shrinkage film on PE heat shrinkage film raw material roller 2 winds through tension roller 7, then pass through compression roller 5 below, then enter into film puncher 4, then pass through compression roller 6 below, then wind through intermediate roller 8 top, and then wind through first movable roller 12 in proper order, first fixed roller 10, second movable roller 13, second fixed roller 11 is last to be connected with finished product wind-up roll 3, through the rotation of finished product wind-up roll 3, pull PE heat shrinkage film, when PE heat shrinkage film passes through film puncher 4, carry out the punching process promptly, set up front tension adjustment subassembly, when PE heat shrinkage film winds through tension roller 7 top, PE heat shrinkage film receives the traction force, make tension roller 7 atress, and then compression spring 76, make tension roller 7 move down, and spring 76's restoring force makes tension roller 7 upwards, and then increased PE heat shrinkage film's tension, make PE heat shrinkage film difficult pine take off, tension adjustment mechanism after setting up, through the rotation of cam 16, drive adjustment roof beam 14 reciprocating movement from top to bottom, when adjusting roof beam 14 loosens, PE heat shrinkage film is convenient for moving down towards film puncher 4, when PE heat shrinkage film is convenient for punching.

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

Claims

1. PE heat shrinkage film draw gear that punches, including base (1), its characterized in that: the PE heat shrinkage film raw material roller (2) is fixed to one end of the base (1), the finished product winding roller (3) is arranged at the other end of the PE heat shrinkage film raw material roller (2), the film puncher (4) is mounted on the base (1) between the finished product winding rollers (3), the first compression roller (5) is mounted on the base (1) in the feeding end direction of the film puncher (4), the second compression roller (6) is mounted on the base (1) in the discharging end direction, the front tension adjusting assembly is arranged on the base (1) between the PE heat shrinkage film raw material roller (2) and the first compression roller (5), the intermediate roller (8) is fixed on the base (1) between the PE heat shrinkage film raw material roller (2) and the finished product winding rollers (3), the intermediate roller (8) is fixedly connected with the top of the finished product winding rollers (3) through the cross beam (9), the rear tension adjusting mechanism is connected with the cross beam (9) and comprises a first fixed roller (10), a second fixed roller (11), a second movable roller (12) and a first movable roller (13).

2. The PE heat shrink film perforation traction device according to claim 1, wherein: the PE heat shrinkage film raw material roller (2), the finished product wind-up roller (3), the first compression roller (5), the second compression roller (6), the front tension adjusting component and the intermediate roller (8) respectively comprise brackets.

3. The PE heat shrink film perforation traction device according to claim 2, characterized in that: the front tension adjusting assembly comprises a tension roller (7), baffle plates (71) are respectively fixed at two ends of the tension roller (7), a center shaft (72) is fixed at the axis of the tension roller (7), two ends of the center shaft (72) respectively extend to the outer part of the support, the extending ends are respectively connected with baffle plates (73) in a rotating mode, limiting blocks (74) are respectively fixed on the inner sides of the baffle plates (73), core rods (75) are fixed in the middle of the bottoms of the limiting blocks (74), and springs (76) are welded and installed at the bottoms of the limiting blocks (74) outside the core rods (75).

4. A PE heat shrinkable film perforation traction device according to claim 3, characterized in that: and a limit groove matched with the limit block (74) is formed in the support of the front tension adjusting assembly, and the bottom end part of the spring (76) is fixedly connected with the bottom wall of the limit groove.

5. The PE heat shrink film perforation traction device according to claim 1, wherein: the transverse beam (9) is located above the adjusting beam (14), the first fixed roller (10) and the second fixed roller (11) are respectively installed on the transverse beam (9) in a rotating mode through roller shafts, the first movable roller (12) and the second movable roller (13) are respectively installed on the adjusting beam (14) in a rotating mode through roller shafts, and the PE heat-shrinkable film sequentially winds around the first movable roller (12), the first fixed roller (10), the second fixed roller (13), the second fixed roller (11) and is connected with the finished product winding roller (3).

6. The PE heat shrink film perforation traction device according to claim 1, wherein: the base (1) top is fixed with support (15), install cam (16) on support (15) rotation, be fixed with pull rod (18) in the middle of adjusting roof beam (14) bottom, one end that pull rod (18) were kept away from adjusting roof beam (14) with cam (16) sliding connection.

7. The PE heat shrink film perforation traction device according to claim 6, wherein: a circumferential sliding groove is formed in the side wall of the cam (16), and an anti-falling sliding block matched with the circumferential sliding groove is fixed at the bottom end of the pull rod (18).

8. The PE heat shrink film perforation traction device according to claim 2, characterized in that: guide grooves (17) are respectively formed in the supports of the intermediate roller (8) and the finished product winding roller (3), and directional sliding blocks matched with the guide grooves (17) are respectively fixed at two ends of the adjusting beam (14).

9. The PE heat shrink film perforation traction device according to claim 6, wherein: the rotation of the cam (16) is driven by a motor which is fixedly mounted on the support (15).