CN217675749U

CN217675749U - Unwinding device for thermal contraction membrane

Info

Publication number: CN217675749U
Application number: CN202220266332.4U
Authority: CN
Inventors: 黄爱新; 李凤平
Original assignee: Shanghai Xunxun Information Technology Co ltd
Current assignee: Shanghai Xunxun Information Technology Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-10-28
Anticipated expiration: 2032-02-09

Abstract

The utility model relates to a product tectorial membrane packing field especially relates to a heat shrink is unwinding device for membrane, and it includes mounting panel, support, electrostatic precipitator board, backup pad, motor B, push pedal, cuts fork support and pneumatic cylinder C. Set up the riser on the mounting panel, set up motor A on the riser, motor A's output sets up the installation axle, installs epaxial slip and sets up the film-rolling roller. The support sets up on the riser, and the electrostatic precipitator board sets up on the fly leaf. The backup pad slides and sets up on the riser, and motor B sets up the side in the backup pad, and motor B's output sets up the lead screw, push pedal and lead screw threaded connection. The scissor type support is arranged on the mounting plate, the output end of the scissor type support is connected with the support plate, and the hydraulic cylinder C is connected with the power input end of the scissor type support in a driving mode. The utility model discloses a set up electrostatic precipitator board, clear away the dust on pyrocondensation membrane surface to support simple structure, convenient operation to replacement membrane roller through gliding backup pad about setting up.

Description

Unwinding device for thermal contraction membrane

Technical Field

The utility model relates to a product tectorial membrane packing field especially relates to a heat shrink is unwinding device for membrane.

Background

The heat-shrinkable film has the characteristic of heat shrinkage, has a plurality of applications, and can be used for laminating and packaging products particularly in the production and manufacturing industry. With the improvement of automation level, the heat shrink film packaging machine gradually replaces the manual work, but the existing heat shrink film packaging machine still has a plurality of defects.

Chinese patent No. CN208149738U discloses a film releasing device for a heat shrinkable film packaging machine, which facilitates the replacement of film rolls, saves labor force, and improves work efficiency. But the device is complex in operation when trading the membrane roller, and overall structure is comparatively complicated, and the cost is higher, and the device has neglected the pyrocondensation membrane and has put the in-process dust absorption in the room air of membrane at its surperficial problem simultaneously, leads to behind the pyrocondensation membrane encapsulation product to form granular protruding between product surface and pyrocondensation membrane.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a unwinding device for heat shrink film.

The technical scheme of the utility model: an unwinding device for a heat shrinkable film comprises a mounting plate, a support, an electrostatic dust removal plate, a support plate, a motor B, a push plate, a scissor type support and a hydraulic cylinder C. Set up the riser on the mounting panel, set up motor A on the riser, motor A's output sets up the installation axle, installs epaxial slip and sets up the film roller, rotates on the riser and sets up a plurality of guide roll A. The support is arranged on the vertical plate, the inner side of the support is rotatably provided with a guide roller B, and the support is internally and slidably provided with a movable plate. The electrostatic dust removal plate is arranged on the movable plate, a hydraulic cylinder B is further arranged in the support, and the output end of the hydraulic cylinder B is connected with the movable plate. The backup pad slides and sets up on the riser, and the backup pad is located the below of installation axle, and the top of backup pad sets up the arc wall. The motor B is arranged on the side face of the supporting plate, a screw rod is arranged at the output end of the motor B, and the screw rod is inserted into the supporting plate and is rotationally connected with the supporting plate. The push plate is arranged on the supporting plate in a sliding mode, and the bottom of the push plate is in threaded connection with the screw rod. The scissor type support is arranged on the mounting plate, and the output end of the scissor type support is connected with the bottom of the support plate. Pneumatic cylinder C sets up on the mounting panel, and pneumatic cylinder C drive is connected cuts the power input end of fork support.

Preferably, the scissor type supports are two groups, the two groups of scissor type supports are symmetrically arranged, the connecting plates are arranged between the sliding bottom feet on the corresponding sides of the scissor type supports on the two sides, the connecting plates are connected with the mounting plate in a sliding mode, and the output end of the hydraulic cylinder C is connected with the connecting plates.

Preferably, the vertical plate is provided with a vertical groove A and a vertical groove B in parallel, and the two vertical grooves A are symmetrical about the vertical groove B. One side of the supporting plate close to the vertical plate is provided with a sliding block A and a sliding block B, the sliding block A is inserted into the vertical groove A and is in sliding connection with the vertical groove A, the sliding block B is inserted into the vertical groove B and is in sliding connection with the vertical groove B, and the motor B is arranged on the sliding block B.

Preferably, the arc-shaped groove concave surface of the supporting plate is arranged in a sliding groove parallel to the screw rod, the bottom of the pushing plate is provided with a sliding block C, and the sliding block C is inserted into the sliding groove and is in sliding connection with the sliding groove.

Preferably, the installation axle sets up limit baffle near one side of riser, limit baffle and installation axle threaded connection. The riser is kept away from to the installation axle one side interval evenly sets up a plurality of elasticity fixture block, and the one side that the riser was kept away from to the elasticity fixture block sets up the arc chamfer.

Preferably, the vertical plate is provided with a sliding rail, the sliding rail is provided with a sliding seat in a sliding mode, the sliding seat is provided with a film drawing roller, and the thermal shrinkage film on the film winding roller sequentially bypasses each guide roller A, the film drawing roller and the guide roller B. The vertical pneumatic cylinder A that upwards sets up on the riser, pneumatic cylinder A's output is connected with the sliding seat.

Preferably, the bottom of mounting panel sets up the shock attenuation board, and the symmetry sets up a plurality of waist shape mounting holes on the mounting panel.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the elastic clamping block is arranged, and the film rolling roller arranged on the mounting shaft is limited by the elastic clamping block, so that the film rolling roller is prevented from deviating in the film releasing process; by arranging the movable electrostatic dust removal plate, a worker can conveniently pull the heat-shrinkable film when replacing the heat-shrinkable film roll, and the electrostatic dust removal can be carried out on the heat-shrinkable film passing through the output end of the heat-shrinkable film roll, so that the noise is avoided, and the dust removal efficiency is high; by arranging the sliding support plate and the scissor type support structure, the scissor type support is used for pushing the support plate to ascend, so that the replaceable film winding roller on the support plate ascends until the axis of the replaceable film winding roller is on the same axis with the axis of the installation shaft, and then the replaceable film winding roller is pushed and sleeved on the installation shaft by the arranged push plate, so that the time and labor are saved, the structure is simple, and the cost is low; set up simultaneously and drawn the membrane roller, utilize to draw the membrane roller and can control the degree of progress of opening of pyrocondensation membrane, it is very practical, be fit for promoting.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a block diagram of a stand;

fig. 3 is a structural view of the support plate.

Reference numerals are as follows: 1. mounting a plate; 2. a vertical plate; 3. a motor A; 4. installing a shaft; 5. an elastic clamping block; 6. a film winding roller; 7. a guide roller A; 8. a slide rail; 9. a sliding seat; 10. a film drawing roller; 11. a hydraulic cylinder A; 12. a support; 13. a guide roller B; 14. a movable plate; 15. an electrostatic precipitator plate; 16. a hydraulic cylinder B; 17. a support plate; 18. a motor B; 19. a screw rod; 20. pushing a plate; 21. a scissor bracket; 22. and a hydraulic cylinder C.

Detailed Description

Example one

As shown in fig. 1-3, the unwinding device for heat shrinkable films provided by the present invention comprises a mounting plate 1, a bracket 12, an electrostatic dust removal plate 15, a support plate 17, a motor B18, a push plate 20, a scissor bracket 21 and a hydraulic cylinder C22. Set up riser 2 on the mounting panel 1, set up motor A3 on riser 2, motor A3's output sets up installation axle 4, and the slip sets up film roller 6 on installation axle 4, rotates on riser 2 and sets up a plurality of guide roll A7. The support 12 is arranged on the vertical plate 2, the inner side of the support 12 is rotatably provided with a guide roller B13, and the movable plate 14 is arranged in the support 12 in a sliding way. The electrostatic dust removal plate 15 is arranged on the movable plate 14, a hydraulic cylinder B16 is further arranged in the support 12, and the output end of the hydraulic cylinder B16 is connected with the movable plate 14. The backup pad 17 slides and sets up on riser 2, and backup pad 17 is located the below of installation axle 4, and the top of backup pad 17 sets up the arc wall. The motor B18 is arranged on the side surface of the supporting plate 17, the output end of the motor B18 is provided with a screw rod 19, and the screw rod 19 is inserted into the supporting plate 17 and is rotatably connected with the supporting plate. The push plate 20 is arranged on the support plate 17 in a sliding mode, and the bottom of the push plate 20 is in threaded connection with the screw rod 19. Scissor brackets 21 are arranged on the mounting plate 1, and the output ends of the scissor brackets 21 are connected with the bottom of the support plate 17. And a hydraulic cylinder C22 is arranged on the mounting plate 1, and the hydraulic cylinder C22 is connected with a power input end of the scissor-fork type bracket 21 in a driving manner.

In this embodiment, the film winding roller 6 is placed in the arc-shaped groove of the support plate 17, so that the film winding roller 6 is close to the push plate 20, then the hydraulic cylinder C22 is started, the hydraulic cylinder C22 drives the scissor-type bracket 21 to start, the scissor-type bracket 21 pushes the support plate 17 to ascend, when the shaft hole of the film winding roller 6 and the shaft center of the installation shaft 4 are at the same height, the motor B18 is started, the motor B18 rotates to drive the lead screw 19 to rotate, so that the push plate 20 horizontally moves, the push plate 20 pushes the film winding roller to the installation shaft 4 and sleeves the installation shaft 4, then the hydraulic cylinder C22 reversely works, and the support plate 17 descends. The staff pulls the pyrocondensation membrane to make it walk around each guide roll A7 and guide roll B13 in proper order, and when packing work goes on, the pyrocondensation membrane releases, and when the pyrocondensation membrane passed through electrostatic precipitator board 15, electrostatic precipitator net was fast with the dust on pyrocondensation membrane surface absorption clean.

Example two

As shown in fig. 1, the utility model provides a heat shrink film is with unwinding device compares in embodiment one, cuts fork support 21 and is two sets of, and two sets of fork support 21 symmetries of cutting set up, cuts to set up even board between the fork support 21 corresponds the side slip footing of both sides, even board and mounting panel 1 sliding connection, pneumatic cylinder C22's output with even the board is connected.

In this embodiment, utilize two sets of scissors fork support 21 to support backup pad 17, improved backup pad 17's the ability of weighing to it is more steady to make backup pad 17 go up and down.

EXAMPLE III

As shown in fig. 1, compared with the first embodiment, the unwinding device for heat shrinkable film provided by the present invention has the advantages that the vertical plate 2 is provided with the slide rail 8, the slide rail 8 is provided with the slide seat 9 in a sliding manner, the slide seat 9 is provided with the film drawing roller 10, and the heat shrinkable film on the film winding roller 6 is sequentially wound around the guide rollers A7, the film drawing roller 10 and the guide roller B13. The vertical pneumatic cylinder A11 that upwards sets up on riser 2, pneumatic cylinder A11's output is connected with sliding seat 9.

In this embodiment, the hydraulic cylinder a11 is used to pull the sliding seat 9 to descend, so that the distance between the guide roller A7 and the film pulling roller 10 can be increased, the heat-shrinkable film is tensioned, and wrinkles on the edges of the heat-shrinkable film are prevented.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. The unwinding device for the heat shrinkable film is characterized by comprising a mounting plate (1), a support (12), an electrostatic dust removal plate (15), a support plate (17), a motor B (18), a push plate (20), a scissor type support (21) and a hydraulic cylinder C (22);

a vertical plate (2) is arranged on the mounting plate (1), a motor A (3) is arranged on the vertical plate (2), an output end of the motor A (3) is provided with a mounting shaft (4), a film rolling roller (6) is arranged on the mounting shaft (4) in a sliding manner, and a plurality of guide rollers A (7) are arranged on the vertical plate (2) in a rotating manner; the support (12) is arranged on the vertical plate (2), the inner side of the support (12) is rotatably provided with a guide roller B (13), and the support (12) is internally provided with a movable plate (14) in a sliding way; the electrostatic dust removal plate (15) is arranged on the movable plate (14), a hydraulic cylinder B (16) is also arranged in the support (12), and the output end of the hydraulic cylinder B (16) is connected with the movable plate (14);

the supporting plate (17) is arranged on the vertical plate (2) in a sliding mode, the supporting plate (17) is located below the mounting shaft (4), and an arc-shaped groove is formed above the supporting plate (17); the motor B (18) is arranged on the side surface of the supporting plate (17), the output end of the motor B (18) is provided with a screw rod (19), and the screw rod (19) is inserted into the supporting plate (17) and is rotationally connected with the supporting plate; the push plate (20) is arranged on the support plate (17) in a sliding manner, and the bottom of the push plate (20) is in threaded connection with the screw rod (19);

the scissor type support (21) is arranged on the mounting plate (1), and the output end of the scissor type support (21) is connected with the bottom of the support plate (17); and the hydraulic cylinder C (22) is arranged on the mounting plate (1), and the hydraulic cylinder C (22) is connected with the power input end of the scissor-type bracket (21) in a driving manner.

2. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein the two sets of scissor type supports (21) are symmetrically arranged, a connecting plate is arranged between the sliding feet of the scissor type supports (21) at the two sides, the connecting plate is slidably connected with the mounting plate (1), and the output end of the hydraulic cylinder C (22) is connected with the connecting plate.

3. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein the vertical plate (2) is provided with a vertical groove a and a vertical groove B in parallel, and the two vertical grooves a are symmetrical with respect to the vertical groove B; one side of the supporting plate (17) close to the vertical plate (2) is provided with a sliding block A and a sliding block B, the sliding block A is inserted into the vertical groove A and is in sliding connection with the vertical groove A, the sliding block B is inserted into the vertical groove B and is in sliding connection with the vertical groove B, and the motor B (18) is arranged on the sliding block B.

4. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein the concave surface of the arc-shaped groove of the supporting plate (17) is disposed in a sliding groove parallel to the screw (19), and the bottom of the pushing plate (20) is disposed with a slide block C inserted into the sliding groove and slidably connected therewith.

5. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein a limit baffle is arranged on one side of the mounting shaft (4) close to the vertical plate (2), and the limit baffle is in threaded connection with the mounting shaft; one side interval that riser (2) were kept away from in installation axle (4) evenly sets up a plurality of elasticity fixture block (5), and one side that riser (2) were kept away from in elasticity fixture block (5) sets up the arc chamfer.

6. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein a vertical plate (2) is provided with a slide rail (8), the slide rail (8) is provided with a slide seat (9) in a sliding manner, the slide seat (9) is provided with a film drawing roller (10), and the heat shrinkable film on the film winding roller (6) sequentially bypasses each guide roller A (7), the film drawing roller (10) and the guide roller B (13); the vertical upward setting pneumatic cylinder A (11) on riser (2), the output and the sliding seat (9) of pneumatic cylinder A (11) are connected.

7. The unwinding device for the heat shrinkable film as claimed in claim 1, wherein a shock absorption plate is disposed at the bottom of the mounting plate (1), and a plurality of waist-shaped mounting holes are symmetrically disposed on the mounting plate (1).