CN216683330U

CN216683330U - Stretching device for manufacturing POF (polyester pre-oriented film) matte high-shrinkage film

Info

Publication number: CN216683330U
Application number: CN202122879292.9U
Authority: CN
Inventors: 鞠红星
Original assignee: Jiangyin Yijia Packaging Materials Co ltd
Current assignee: Jiangyin Yijia Packaging Materials Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-06-07
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a stretching device for producing a POF (polyester pre-oriented film) matte high-shrinkage film, relates to the technical field of film production, and aims to solve the problems that the shaping effect of the stretched shrinkage film is poor and the stretched shrinkage film is easy to rebound because the existing stretching device for producing the shrinkage film is not provided with a heating assembly. The utility model discloses a hydraulic telescopic rod, including frame, support frame, hydraulic telescopic rod, the equal fixed mounting in upper end of hydraulic telescopic rod has the pole adapter sleeve, and the both sides of frame front and back end all are provided with the recess, and recess and frame integrated into one piece, the support frame is all installed to the department in the middle of frame front and back end, and the support frame passes through the bolt fastening with the frame, the inside of support frame is provided with built-in frame groove, and built-in frame groove and support frame integrated into one piece, the equal fixed mounting in inside of built-in frame groove has hydraulic telescopic rod, the equal fixed mounting in upper end of hydraulic telescopic rod has the pole adapter sleeve.

Description

Stretching device for manufacturing POF (polyester pre-oriented film) matte high-shrinkage film

Technical Field

The utility model relates to the technical field of film production, in particular to a stretching device for manufacturing a POF (polyester pre-oriented film) matte high-shrinkage film.

Background

The shrink film is mainly used for selling and transporting various products, is used for stabilizing, covering and protecting the products, has beautiful appearance, plays the roles of dust prevention, looseness prevention, theft prevention and integration, is widely suitable for the integrated integration and packaging of products such as wines, pop-top cans, mineral water, various beverages, cloth and the like, has good flexibility, strong impact resistance and tearing resistance, is not easy to damage, is not afraid of moisture and has large shrinkage rate, and a stretching device is required to be used for molding the shrink film during the production and processing of the shrink film.

However, the conventional stretching device for producing the shrink film does not have a heating assembly, so that the stretched shrink film has poor setting effect and is easy to rebound, and therefore, the conventional requirement is not met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stretching device for producing a POF matte high-shrinkage film, which aims to solve the problems that the conventional stretching device for producing the shrinkage film in the background art does not have a heating assembly, so that the shaping effect of the stretched shrinkage film is poor and the stretching device is easy to rebound.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a stretching device of mute high shrink film preparation of POF, includes the both sides of frame front and back end all are provided with the recess, and recess and frame integrated into one piece, the middle department of frame front and back end all installs the support frame, and support frame and frame pass through the bolt fastening, the inside of support frame is provided with built-in frame groove, and built-in frame groove and support frame integrated into one piece, the equal fixed mounting in inside in built-in frame groove has hydraulic telescoping rod, the equal fixed mounting in hydraulic telescoping rod's upper end has the pole adapter sleeve.

Preferably, a connecting rod is fixedly installed between the two rod connecting sleeves, five fixing bolts which are sequentially arranged are fixedly arranged at the upper end of the connecting rod, a stretching plate is installed at the lower end of the connecting rod, and the stretching plate is connected with the connecting rod through the fixing bolts.

Preferably, an electric heating plate is fixedly arranged inside the lower end of the stretching plate.

Preferably, the inside of recess all fixed mounting have half a circle bearing, two the drive shaft is all installed to the inside of half a circle bearing, the equal fixed mounting in outer end of drive shaft has the rolling cylinder.

Preferably, the outer end of the driving shaft is fixedly provided with an anti-dropping shaft sleeve.

Preferably, both ends of the winding roller are fixedly provided with limiting shaft sleeves, and the limiting shaft sleeves are fixedly connected with the driving shaft.

Preferably, a shaft pressing plate is mounted at the upper end of the groove, and the shaft pressing plate and the rack are fixed through bolts.

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

1. according to the utility model, two opposite grooves are arranged at two ends of the rack, the driving shafts are arranged in the opposite grooves, the outer ends of the driving shafts are fixedly provided with the winding rollers, and the winding rollers are positioned by adopting the half-ring bearings and the pressing shaft plates, so that the operation difficulty caused by manual winding is high, and the winding rollers are fixed on the rack and are more difficult to disassemble and assemble.

2. According to the utility model, the support frame and the hydraulic telescopic rod are used for carrying the stretching assembly, wherein the support frame can limit and accommodate the hydraulic telescopic rod, the stability of the hydraulic telescopic rod in operation is improved, and the upper rod connecting sleeve of the built-in frame groove can be driven to move up and down through the telescopic action of the telescopic rod, so that the connecting rod and the stretching plate at the lower end of the connecting rod move up and down, and further, when the stretching assembly presses the POF matte high-shrinkage film right below the stretching assembly and continues to press down, the function of stretching the POF matte high-shrinkage film can be achieved, the operation is simple, and the practicability is improved.

3. According to the utility model, the electric heating plate is arranged in the stretching assembly, and is not directly contacted with the POF matte high-shrinkage film, but is used for heating the POF matte high-shrinkage film in a heat transfer manner, so that the problem that the POF matte high-shrinkage film is seriously damaged due to overheating of the outer wall of the electric heating plate is avoided, and meanwhile, the POF matte high-shrinkage film is heated through the heat transfer effect of the electric heating plate, so that the POF matte high-shrinkage film with the pressing and stretching height is shaped when the POF matte high-shrinkage film is subjected to downward pressing and stretching work, and the phenomenon that the POF matte high-shrinkage film recovers to the initial state due to rebounding is avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the frame of the present invention;

FIG. 3 is a schematic view of the stretching assembly of the present invention;

fig. 4 is a three-dimensional structure view of the winding drum of the present invention.

In the figure: 1. a frame; 2. a half-turn bearing; 3. pressing a shaft plate; 4. a drive shaft; 5. a winding roller; 6. a support frame; 7. a hydraulic telescopic rod; 8. a groove; 9. a built-in rack groove; 10. a connecting rod; 11. A rod connecting sleeve; 12. fixing the bolt; 13. stretching the plate; 14. a limiting shaft sleeve; 15. an anti-drop shaft sleeve; 16. an electric heating plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a stretching device of mute high shrinkage film preparation of POF, both sides including frame 1 front and back end all are provided with recess 8, and recess 8 and 1 integrated into one piece of frame, support frame 6 is all installed to the middle department of 1 front and back end of frame, and support frame 6 passes through the bolt fastening with frame 1, the inside of support frame 6 is provided with built-in frame groove 9, and built-in

frame groove

9 and 6 integrated into one piece of support frame, the equal fixed mounting in inside of built-in frame groove 9 has hydraulic telescoping rod 7, the equal fixed mounting in upper end of hydraulic telescoping rod 7 has pole adapter sleeve 11.

Furthermore, a joint rod 10 is fixedly installed between the two rod connecting sleeves 11, five fixing bolts 12 which are sequentially arranged are fixedly arranged at the upper end of the joint rod 10, a stretching plate 13 is installed at the lower end of the joint rod 10, and the stretching plate 13 is connected with the joint rod 10 through the fixing bolts 12, so that the stretching plate and the joint rod are fixed firmly and cannot fall off.

Further, the electric heating plate 16 is fixedly mounted inside the lower end of the stretching plate 13, so that the problem that the POF matte high-shrinkage film is seriously damaged due to overheating of the outer wall of the electric heating plate is avoided, meanwhile, the POF matte high-shrinkage film is heated through the heat transfer effect of the electric heating plate, and further, when the POF matte high-shrinkage film with the pressing and stretching height is shaped during pressing and stretching, and the phenomenon that the initial state is recovered due to rebounding is avoided.

Further, the equal fixed mounting in inside of recess 8 has half a circle bearing 2, and drive shaft 4 is all installed to the inside of two half a circle bearings 2, and the equal fixed mounting in outer end of drive shaft 4 has rolling cylinder 5, and the dismouting work of convenient rolling cylinder goes on, and simultaneously through rolling cylinder's effect, can realize the mute high shrink film of winding POF on the rolling cylinder outer wall, carries out rolling work, has improved work efficiency, has alleviateed staff's working strength.

Further, the equal fixed mounting in drive shaft 4's outer end has anticreep axle sleeve 15, and the skew takes place for the effectual drive shaft that has prevented in the recess.

Further, the both ends of rolling cylinder 5 are all fixed mounting have spacing axle sleeve 14, and spacing

axle sleeve

14 and 4 fixed connection of drive shaft, have effectually prevented that rolling cylinder from taking place the skew in the drive shaft.

Further, the upper end of the groove 8 is provided with the shaft pressing plate 3, and the shaft pressing plate 3 and the rack 1 are fixed through bolts, so that the driving shaft is effectively prevented from falling off from the groove.

The working principle is as follows: when in use, because two opposite grooves 8 are arranged at two ends of the rack 1, the driving shaft 4 is arranged in the opposite grooves 8, the outer end of the driving shaft 4 is fixedly provided with the rolling roller 5, and the rolling roller 5 adopts a half-circle bearing 2 and a pressing shaft plate 3 for positioning, not only is the dismounting and mounting work of the rolling roller 5 convenient to carry out, but also the POF matte high-shrinkage film wound on the outer wall of the rolling roller 5 can be realized through the action of the rolling roller 5 for rolling, the working efficiency is improved, the working strength of workers is lightened, then the stretching assembly is carried by the support frame 6 and the hydraulic telescopic rod 7, wherein the support frame 6 can limit and accommodate the hydraulic telescopic rod 7, the stability of the hydraulic telescopic rod 7 in working is improved, and the upper rod connecting sleeve 11 of the built-in rack groove 9 can be driven to move up and down through the stretching action of the hydraulic telescopic rod 7, therefore, the joint rod 10 and the stretching plate 13 at the lower end of the joint rod 10 move up and down, and further when the stretching assembly presses the POF matte high-shrinkage film right below the stretching assembly, and the POF matte high-shrinkage film can be stretched when the stretching assembly continues to press down, the operation is simple, the practical performance is improved, the electric heating plate 16 in the stretching assembly is not directly contacted with the POF matte high-shrinkage film, but the POF matte high-shrinkage film is heated in a heat transfer mode, so that the problem that the POF matte high-shrinkage film is seriously damaged due to overheating of the outer wall of the electric heating plate 16 is avoided, meanwhile, the POF matte high-shrinkage film is heated through the heat transfer effect of the electric heating plate 16, and further, when the press-down stretching work is carried out, the POF matte high-shrinkage film with the pressing and stretching height is shaped, and the phenomenon that the initial state is recovered due to springback is avoided.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A stretching device for manufacturing a POF (polyester pre-oriented film) matte high-shrinkage film comprises a rack (1) and is characterized in that: grooves (8) are formed in the two sides of the front end and the rear end of the rack (1), the grooves (8) and the rack (1) are integrally formed, supporting frames (6) are mounted in the middle of the front end and the rear end of the rack (1), the supporting frames (6) are fixed to the rack (1) through bolts, built-in frame grooves (9) are formed in the supporting frames (6), the built-in frame grooves (9) and the supporting frames (6) are integrally formed, hydraulic telescopic rods (7) are fixedly mounted in the built-in frame grooves (9), and rod connecting sleeves (11) are fixedly mounted at the upper ends of the hydraulic telescopic rods (7); two fixed mounting has joint pole (10) between pole adapter sleeve (11), the upper end of joint pole (10) is fixed to be provided with five fixing bolt (12) that arrange in proper order, stretch panel (13) are installed to the lower extreme of joint pole (10), and stretch panel (13) are connected through fixing bolt (12) with joint pole (10), the inside fixed mounting of stretch panel (13) lower extreme has electric plate (16).

2. The stretching device for manufacturing the POF matte high-shrinkage film according to claim 1, wherein the stretching device comprises: the inside equal fixed mounting of recess (8) has half circle bearing (2), two drive shaft (4) are all installed to the inside of half circle bearing (2), the equal fixed mounting in outer end of drive shaft (4) has rolling cylinder (5).

3. The stretching device for manufacturing the POF matte high-shrinkage film as claimed in claim 2, wherein: the outer end of the driving shaft (4) is fixedly provided with an anti-dropping shaft sleeve (15).

4. The stretching device for manufacturing the POF matte high-shrinkage film as claimed in claim 2, wherein: both ends of the winding roller (5) are fixedly provided with limiting shaft sleeves (14), and the limiting shaft sleeves (14) are fixedly connected with the driving shaft (4).

5. The stretching device for manufacturing the POF matte high-shrinkage film according to claim 1, wherein: the upper end of the groove (8) is provided with a shaft pressing plate (3), and the shaft pressing plate (3) is fixed with the rack (1) through bolts.