CN211891943U

CN211891943U - High-strength PET film stretching equipment

Info

Publication number: CN211891943U
Application number: CN202020089566.7U
Authority: CN
Inventors: 曹劲松
Original assignee: Jiangsu Runji New Material Co ltd
Current assignee: Jiangsu Runji New Material Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-10
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a tensile equipment of high strength PET film belongs to PET film processing technology field, including casing, supporting leg, pressure roller and bottom plate, shells inner wall's a plurality of guide rolls of last fixed surface connection, and a plurality of guide rolls turn right align to grid from a left side and set up, the lower surface laminating of guide roll has the film body, and the both ends of film body run through the through-hole that the casing left and right sides face was seted up, shells inner wall's lower fixed surface is connected with electric heating pipe, and electric heating pipe and external control switch electric connection. The utility model discloses in, through setting up guide roll and tensile roller, the guide roll can restrict the film body, and every tensile roller can be along the middle part rebound of two guide rolls to can drive the partly rebound of film body, consequently the stress point of film body is comparatively even, and then can carry out even tensile to the film body, and its tensile effect is better, has improved the tensile effect to the film body.

Description

High-strength PET film stretching equipment

Technical Field

The utility model belongs to the technical field of the PET film processing, especially, relate to a tensile equipment of high strength PET film.

Background

The PET film is a more comprehensive packaging film of a performance, all have extensive use in many fields, its transparency is good, it is glossy, good gas tightness and fragrance keeping performance have, its thickness of film is thicker after the production, consequently, need stretch the film, the length of extension film reduces the thickness of film, not only save material more and also more convenient when using, however, the both ends of film are all cliied to current film stretching mode, then the both ends are kept away from tensile film each other, the atress that is close to tensile end is great, consequently, the film can appear stretching inhomogeneous condition in tensile process.

Disclosure of Invention

The utility model aims to provide a: the high-strength PET film stretching equipment is provided for solving the problem that the stretching unevenness is caused by uneven stress of the film due to the fact that the film is stretched from two ends of the film.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-strength PET film stretching device comprises a shell, supporting legs, a pressure roller and a bottom plate, wherein the upper surface of the inner wall of the shell is fixedly connected with a plurality of guide rollers, the guide rollers are uniformly arranged from left to right, the lower surface of each guide roller is attached with a film body, the two ends of each film body penetrate through holes formed in the left side surface and the right side surface of the shell, the lower surface of the inner wall of the shell is fixedly connected with an electric heating pipe, the electric heating pipe is electrically connected with an external control switch, the upper surface of the shell is provided with a plurality of discharge holes, each two discharge holes are respectively formed in the left side and the right side of the guide roller, the upper surface of the shell is provided with a cover plate, a plurality of stretching rollers are arranged in the shell and are respectively positioned under the discharge holes, and the front side and the rear side of the lower surface of the shell are fixedly connected, the two supporting legs are arranged in bilateral symmetry;

two spouts have been seted up to the right flank of casing, and be provided with the slide in the spout, and the side that two slides kept away from mutually all through the inner wall fixed connection of two electric putter and spouts, and two electric putter front and back symmetry set up, and electric putter and external control switch electric connection, the right flank fixedly connected with pressure roller of slide, and two pressure roller symmetries set up the upper and lower both sides at the film body.

As a further description of the above technical solution:

the equal fixedly connected with dead lever in both ends of tensile roller, and the one end that two dead levers were kept away from mutually respectively with the opposite face fixed connection of two second fixed blocks, and the dead lever setting is downthehole at the spacing that the casing lateral surface card was established.

As a further description of the above technical solution:

one side of the second fixed block is hinged with a connecting rod through a second pin shaft, the other end of the connecting rod is hinged with one side of the first fixed block through a first pin shaft, the two connecting rods are respectively positioned on one side, far away from the two second fixed blocks, of the two second fixed blocks, and the two connecting rods are positioned between the two first fixed blocks.

As a further description of the above technical solution:

first fixed block fixed connection is at the upper surface of screw cap, and screw cap internal thread connection has the screw thread post, and the mutual fixed connection of the relative one end of two screw thread posts, the other end fixedly connected with pivot of screw thread post, and the surface of pivot has cup jointed the bearing, and two bearings joint respectively in the left and right sides face of bottom plate, and the right-hand member of pivot and the output shaft fixed connection of motor, and motor and external control switch electric connection, and the right flank fixed connection that the lower surface of motor passes through mounting panel and bottom plate, the quantity of motor is two, and two motor longitudinal symmetry settings.

As a further description of the above technical solution:

the lower fixed surface of apron is connected with a plurality of rubber stoppers, and the rubber stopper setting is in the discharge gate, the front of apron and a plurality of rubber strips of the equal fixedly connected with in the back, and a plurality of rubber strips turn right align to grid from a left side and set up, and the rubber strip setting is in spacing downthehole.

As a further description of the above technical solution:

the left and right sides of apron upper surface all is provided with the bolt, and the bottom of bolt runs through to in the casing.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through setting up guide roll and tensile roller, the guide roll can restrict the film body, and every tensile roller can be along the middle part rebound of two guide rolls to can drive the partly rebound of film body, consequently the stress point of film body is comparatively even, and then can carry out even tensile to the film body, and its tensile effect is better, has improved the tensile effect to the film body.

2. The utility model discloses in, through setting up the screw thread post, the screw thread cap, first fixed block, second fixed block and connecting rod, the screw thread post can drive the screw thread cap when rotatory and control about stably, the screw thread cap can drive and control about first fixed block, under the effect of first round pin axle and second round pin axle, first fixed block can be through the stable drive second fixed block rebound of connecting rod, the second fixed block can be slowly and the tensile roller rebound of stable drive, effectual improvement has been carried out to the tensile effect of film body, through setting up electric heating pipe, electric heating pipe during operation can heat the film body, let the film body be in the state of easy stretching.

3. The utility model discloses in, through setting up the pressure roller, contact with the cold air when leaving in the film body follow casing, can lead to the film body to have certain shrink under the physical action of expend with heat and contract with cold, and then certain fold can appear on film body surface, and two pressure rollers can extrude the design to the film body, not only can effectively eliminate the fold on film body surface, and can prevent that the film body from continuously producing deformation, have improved the processing effect to the film body.

Drawings

Fig. 1 is a schematic structural diagram of a high-strength PET film stretching apparatus provided by the present invention;

fig. 2 is a structural schematic diagram of a high-strength PET film stretching apparatus in a right view of a housing;

fig. 3 is the utility model provides a structural schematic that apron and rubber strip overlooked in tensile equipment of high strength PET film.

Illustration of the drawings:

1. a housing; 2. a cover plate; 3. a rubber plug; 4. a guide roller; 5. a limiting hole; 6. a film body; 7. a through hole; 8. a stretching roller; 9. an electric heating tube; 10. a pressure roller; 11. supporting legs; 12. a base plate; 13. a threaded post; 14. a threaded cap; 15. a bearing; 16. a motor; 17. a first fixed block; 18. a connecting rod; 19. a bolt; 20. a rubber strip; 21. an electric push rod; 22. a chute; 23. a slide plate; 24. and a second fixed block.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-strength PET film stretching device comprises a shell 1, supporting legs 11, pressure rollers 10 and a bottom plate 12, wherein the upper surface of the inner wall of the shell 1 is fixedly connected with a plurality of guide rollers 4, the guide rollers 4 are uniformly arranged from left to right, the lower surface of each guide roller 4 is attached with a film body 6, two ends of each film body 6 penetrate through holes 7 formed in the left side surface and the right side surface of the shell 1, the lower surface of the inner wall of the shell 1 is fixedly connected with an electric heating pipe 9, the electric heating pipe 9 is electrically connected with an external control switch, the upper surface of the shell 1 is provided with a plurality of discharge holes, each two discharge holes are respectively formed in the left side and the right side surfaces of the guide rollers 4, the upper surface of the shell 1 is provided with a cover plate 2, a plurality of stretching rollers 8 are arranged in the shell 1, the stretching rollers 8 are respectively positioned under the discharge holes, and the front side and the back side of the lower surface of the shell 1 are fixedly connected, the two supporting legs 11 are arranged in bilateral symmetry;

two chutes 22 have been seted up to the right flank of casing 1, and be provided with slide 23 in the chute 22, and the side that two slides 23 kept away from mutually all through the inner wall fixed connection of two electric putter 21 and chute 22, and two electric putter 21 front and back symmetries set up, and electric putter 21 and external control switch electric connection, the right flank fixedly connected with pressure roller 10 of slide 23, and two pressure roller 10 symmetries set up the upper and lower both sides at film body 6.

Specifically, as shown in fig. 1, both ends of the stretching roller 8 are fixedly connected with fixing rods, and the ends of the two fixing rods far away from each other are respectively fixedly connected with the opposite surfaces of the two second fixing blocks 24, and the fixing rods are arranged in the limiting holes 5 clamped on the outer side surface of the shell 1; through setting up stretching roller 8, stretching roller 8 can be along the middle part rebound of two guide rolls 4 to can drive partly rebound of film body 6, and then can carry out even tensile to film body 6.

Specifically, as shown in fig. 1-2, one side surface of the second fixed block 24 is hinged to a connecting rod 18 through a second pin, the other end of the connecting rod 18 is hinged to one side surface of the first fixed block 17 through a first pin, the two connecting rods 18 are respectively located on the sides far away from the two second fixed blocks 24, and the two connecting rods 18 are located between the two first fixed blocks 17; through setting up second round pin axle, connecting rod 18, first round pin axle, first fixed block 17 and second fixed block 24, under the effect of first round pin axle and second round pin axle, can be through the stable 24 rebound of second fixed block of driving of connecting rod 18 when first fixed block 17 removes, second fixed block 24 can be slowly and the stable tensile roller 8 rebound of drive, has carried out effectual improvement to the tensile effect of film body 6.

Specifically, as shown in fig. 1, the first fixing block 17 is fixedly connected to the upper surface of the screw cap 14, the screw cap 14 is in threaded connection with the screw posts 13, opposite ends of the two screw posts 13 are fixedly connected with each other, the other end of the screw post 13 is fixedly connected with a rotating shaft, bearings 15 are sleeved on the outer surface of the rotating shaft, the two bearings 15 are respectively clamped on the left side surface and the right side surface of the base plate 12, the right end of the rotating shaft is fixedly connected with an output shaft of the motor 16, the motor 16 is electrically connected with an external control switch, the lower surface of the motor 16 is fixedly connected with the right side surface of the base plate 12 through a mounting plate, the number of the motors 16 is two, and the two motors 16 are symmetrically arranged; through setting up screw thread post 13 and screw thread cap 14, screw thread post 13 can drive screw thread cap 14 when rotatory and move about steadily, and screw thread cap 14 can drive first fixed block 17 and move about.

Specifically, as shown in fig. 1, the lower surface of the cover plate 2 is fixedly connected with a plurality of rubber plugs 3, the rubber plugs 3 are arranged in the discharge holes, the front and the back of the cover plate 2 are fixedly connected with a plurality of rubber strips 20, the rubber strips 20 are uniformly arranged from left to right, and the rubber strips 20 are arranged in the limiting holes 5; through setting up rubber strip 20 and rubber buffer 3, spacing hole 5 and discharge opening can be plugged up respectively to rubber strip 20 and rubber buffer 3, and then can avoid the heat in the casing 1 to scatter and disappear.

Specifically, as shown in fig. 3, bolts 19 are arranged on both the left and right sides of the upper surface of the cover plate 2, and the bottom ends of the bolts 19 penetrate into the housing 1; by arranging the bolts 19, the cover plate 2 can be conveniently detached or installed by screwing the bolts 19.

The working principle is as follows: when the device is used, a worker penetrates the film body 6 through the two through holes 7 into the shell 1, the electric heating pipe 9 is controlled to work to heat the film body 6, the film body 6 is in a molten state, then the bolt 19 is screwed to disassemble the cover plate 2 to take out the rubber plug 3 and the rubber strip 20, the motor 16 is controlled to work to drive the threaded column 13 to rotate through the rotating shaft, the threaded column 13 can drive the threaded cap 14 to stably move left and right when rotating, the threaded cap 14 can drive the first fixing block 17 to move left and right, under the action of the first pin shaft and the second pin shaft, the first fixing block 17 can stably drive the second fixing block 24 to move upwards through the connecting rod 18 when moving, the second fixing block 24 can slowly and stably drive the stretching rollers 8 to move upwards, each stretching roller 8 can move upwards along the middle parts of the two guide rollers 4, so that a part of the film body 6 can be driven to, consequently, the stress point of film body 6 is comparatively even, and then can carry out even tensile to film body 6, 16 work of control motor drive tensile roller 8 remove to initial position after tensile completion, control electric putter 21 extension drives slide 23 and removes, let two pressure rollers 10 be close to each other and extrude film body 6, take out film body 6 from between two pressure rollers 10 and leave, can effectively eliminate the fold on film body 6 surface, and can prevent that film body 6 from continuously producing deformation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-strength PET film stretching equipment comprises a shell (1), supporting legs (11), pressure rollers (10) and a bottom plate (12), and is characterized in that the upper surface of the inner wall of the shell (1) is fixedly connected with a plurality of guide rollers (4), the guide rollers (4) are uniformly arranged from left to right, the lower surface of each guide roller (4) is attached with a film body (6), the two ends of each film body (6) penetrate through holes (7) formed in the left side surface and the right side surface of the shell (1), the lower surface of the inner wall of the shell (1) is fixedly connected with an electric heating pipe (9), the electric heating pipe (9) is electrically connected with an external control switch, the upper surface of the shell (1) is provided with a plurality of discharge holes, every two discharge holes are respectively formed in the left side and the right side surfaces of the guide rollers (4), and the upper surface of the shell (1) is provided with a, a plurality of stretching rollers (8) are arranged in the shell (1), the stretching rollers (8) are respectively positioned under the discharge holes, the front side and the rear side of the lower surface of the shell (1) are fixedly connected with the upper surface of the bottom plate (12) through two supporting legs (11), and the two supporting legs (11) are arranged in a bilateral symmetry manner;

two spout (22) have been seted up to the right flank of casing (1), and are provided with slide (23) in spout (22), and the side that two slide (23) kept away from mutually all through the inner wall fixed connection of two electric putter (21) and spout (22), and two electric putter (21) front and back symmetry set up, and electric putter (21) and external control switch electric connection, the right flank fixedly connected with pressure roller (10) of slide (23), and two pressure roller (10) symmetries set up the upper and lower both sides at film body (6).

2. The stretching apparatus for high strength PET film as claimed in claim 1, wherein the two ends of the stretching roller (8) are fixedly connected with fixing rods, and the ends of the two fixing rods far away from each other are respectively fixedly connected with the opposite surfaces of the two second fixing blocks (24), and the fixing rods are arranged in the limiting holes (5) clamped on the outer side surface of the housing (1).

3. The high-strength PET film stretching apparatus according to claim 2, wherein one side of the second fixing block (24) is hinged to a connecting rod (18) through a second pin, the other end of the connecting rod (18) is hinged to one side of the first fixing block (17) through a first pin, the two connecting rods (18) are respectively located on one sides of the two second fixing blocks (24) which are far away from each other, and the two connecting rods (18) are located between the two first fixing blocks (17).

4. The high-strength PET film stretching apparatus according to claim 3, the first fixed block (17) is fixedly connected to the upper surface of the threaded cap (14), and the thread cap (14) is connected with a thread column (13) in a threaded way, the opposite ends of the two thread columns (13) are fixedly connected with each other, the other end of the thread column (13) is fixedly connected with a rotating shaft, and the outer surface of the rotating shaft is sleeved with bearings (15), and the two bearings (15) are respectively clamped on the left side surface and the right side surface of the bottom plate (12), the right end of the rotating shaft is fixedly connected with an output shaft of the motor (16), the motor (16) is electrically connected with an external control switch, the lower surface of the motor (16) is fixedly connected with the right side surface of the bottom plate (12) through a mounting plate, the number of the motors (16) is two, and the two motors (16) are symmetrically arranged in front and back.

5. The stretching device for the high-strength PET film according to claim 1, wherein a plurality of rubber plugs (3) are fixedly connected to the lower surface of the cover plate (2), the rubber plugs (3) are arranged in the discharge holes, a plurality of rubber strips (20) are fixedly connected to the front surface and the back surface of the cover plate (2), the rubber strips (20) are uniformly arranged from left to right, and the rubber strips (20) are arranged in the limiting holes (5).

6. The high-strength PET film stretching device as claimed in claim 1, wherein bolts (19) are arranged on the left and right sides of the upper surface of the cover plate (2), and the bottom ends of the bolts (19) penetrate into the shell (1).