CN212355911U

CN212355911U - Tension-adjustable guiding device for thermal shrinkage film blowing machine

Info

Publication number: CN212355911U
Application number: CN202020625355.0U
Authority: CN
Inventors: 金治平
Original assignee: Zhejiang Jiuteng Packaging Co ltd
Current assignee: Zhejiang Jiuteng Packaging Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-01-15
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses an adjustable tensile guider for thermal contraction membrane inflation film manufacturing machine, including base, adjustment mechanism, slide bar, supporting shoe, fixed block, rotation post, spring, stopper, nut and roll-up mechanism. The utility model has the advantages that: the spring is sleeved on the sliding rod, one end of the spring is fixed at the bottom end of the fixed block, the other end of the spring is fixed at the top end of the limiting block, so that the fixed block is supported by the spring, and when the heat shrinkable film is wound, the rotating column is extruded, so that the tension of the winding mechanism on the heat shrinkable film is reduced, the deformation of the heat shrinkable film is prevented, and the production of the heat shrinkable film is facilitated; the nut is in threaded connection with the sliding rod, the distance between the fixed block and the limiting block can be adjusted by rotating the nut, and the elasticity of the spring is adjusted, so that the use of different materials and different thicknesses of heat shrinkable films with different elasticity is facilitated, and the phenomenon that the heat shrinkable films of different types deform or the edges curl when the heat shrinkable films are rolled is reduced.

Description

Tension-adjustable guiding device for thermal shrinkage film blowing machine

Technical Field

The utility model relates to a guider specifically is an adjustable pulling force's hot shrinkable film guiding device for inflation film manufacturing machine, belongs to hot shrinkable film production technical field.

Background

Heat shrinkable films are used for the sale and transportation of various products, the main function of which is to stabilize, cover and protect the product. The shrink film must have high puncture resistance, good shrinkage and a certain shrinkage stress. During the shrinking process, the film is not able to create holes. Since shrink films are often suitable for outdoor use, UV anti-UV agents need to be added. Heat shrinkable films are widely used: the outer packing of various products such as food, medicine, disinfection tableware, cultural and literature articles, handicraft gifts, printed matters, hardware and plastic products, telephones, electronic and electric appliances, and the like, especially in the aspect of combined (bundling) packing of irregular-shaped articles or commodities, not only can meet the functions of moisture prevention, dust prevention, touch prevention, stealing, transparent display and the like of the commodities, but also can increase the appearance attraction of the products, can be used for replacing various paper boxes, not only saves the packing cost, but also can be processed into a shrink film (bag) which accords with the packing trend: flat bags, circular arc bags, trapezoidal bags, three-dimensional bags and other special-shaped bags.

However, when the heat shrinkable film is produced and rolled up, the heat shrinkable film on the paper tube is more and more, the thicknesses of the heat shrinkable film and the paper tube are more and more, but the speed of the rotating shaft driven by the motor is inconvenient, so that the heat shrinkable film is tightened, the heat shrinkable film is tightened more and more in the continuous rolling process, the heat shrinkable film is deformed in the pulling process, the two tightened sides of the heat shrinkable film are loosened, and the edge of the heat shrinkable film is curled in the rolling process, so that the heat shrinkable film is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable tensile heat shrinkable film blowing machine guider in order to solve above-mentioned problem, can adjust the pulling force of heat shrinkable film, reduce the appearance of the phenomenon that heat shrinkable film warp or the edge curls when rolling up, the roll-up of the heat shrinkable film of being convenient for.

The utility model discloses a technical scheme realizes above-mentioned purpose, but pull force regulation's hot shrink film blowing machine guider, including the base, be fixed with adjustment mechanism on the base, adjustment mechanism includes slide bar, supporting shoe, fixed block, rotation post, spring, stopper and nut, the supporting shoe is fixed in the base, the stopper is fixed in the base, the slide bar sliding connection in the supporting shoe with the stopper, the fixed block cup joints in the slide bar, the rotation post rotates to be connected in the fixed block, the spring cup joints in the slide bar, one end of spring is fixed in the bottom of fixed block, the other end of spring is fixed in the top of stopper, threaded connection between nut and the slide bar; the base is provided with a furling mechanism.

Preferably, in order to guide the heat shrinkable film, the base is fixed to a guide post, and the guide post is disposed between the support block and the limit block.

Preferably, in order to prevent the heat shrinkable film from being too tight, the number of the sliding bars is two, and the two sliding bars are symmetrically arranged about a center line of the rotating column.

Preferably, in order to prevent the sliding rod from falling off, the adjusting mechanism further comprises a bump, and the bumps are fixed at both ends of the sliding rod.

Preferably, in order to roll up the heat shrinkable film, the rolling mechanism comprises a roller, a motor and a mounting seat, the mounting seat is fixed on the side wall of the base, the motor is mounted on the mounting seat and sleeved on the roller, and the roller is rotatably connected to the base.

Preferably, in order to make the heat shrinkable film tightly adhere to the rotating column, the rotating column is parallel to the guiding column, and the sliding rod is perpendicular to the rotating column.

The utility model has the advantages that: the spring is sleeved on the sliding rod, one end of the spring is fixed at the bottom end of the fixed block, the other end of the spring is fixed at the top end of the limiting block, so that the fixed block is supported by the spring, and when the heat shrinkable film is wound, the rotating column is extruded, so that the tension of the winding mechanism on the heat shrinkable film is reduced, the deformation of the heat shrinkable film is prevented, and the production of the heat shrinkable film is facilitated; the nut is in threaded connection with the sliding rod, the distance between the fixed block and the limiting block can be adjusted by rotating the nut, and the elasticity of the spring is adjusted, so that the use of different materials and different thicknesses of heat shrinkable films with different elasticity is facilitated, and the phenomenon that the heat shrinkable films of different types deform or the edges curl when the heat shrinkable films are rolled is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic view of a coupling structure of the base and the tightening mechanism shown in fig. 1.

In the figure: 1. the device comprises a base, 2, a guide post, 3, an adjusting mechanism, 31, a sliding rod, 32, a bump, 33, a supporting block, 34, a fixed block, 35, a rotating post, 36, a spring, 37, a limiting block, 38, a nut, 4, a winding mechanism, 41, a roller, 42, a motor, 43 and a mounting seat.

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.

Referring to fig. 1-3, a guiding device for a thermal contraction film blowing machine with adjustable tension comprises a base 1, an adjusting mechanism 3 is fixed on the base 1, the adjusting mechanism 3 comprises a sliding rod 31, a supporting block 33, a fixed block 34, a rotating column 35, a spring 36, a limiting block 37 and a nut 38, the supporting block 33 is fixed on the base 1, the limiting block 37 is fixed on the base 1, the sliding rod 31 is slidably connected to the supporting block 33 and the limiting block 37, the fixing block 34 is sleeved on the sliding rod 31, the rotating column 35 is rotatably connected to the fixed block 34, the spring 36 is sleeved on the sliding rod 31, one end of the spring 36 is fixed at the bottom end of the fixed block 34, the other end of the spring 36 is fixed at the top end of the limit block 37, and the nut 38 is in threaded connection with the slide rod 31; the base 1 is provided with a furling mechanism 4.

As a technical optimization scheme of the utility model, base 1 is fixed in guide post 2, guide post 2 is located between supporting shoe 33 and the stopper 37.

As a technical optimization scheme of the utility model, slide bar 31 is equipped with two, two slide bar 31 about the central line symmetry of rotating post 35 sets up.

As a technical optimization scheme of the present invention, the adjusting mechanism 3 further includes a bump 32, the two ends of the sliding rod 31 are fixed with the bump 32.

As a technical optimization scheme of the utility model, roll-up mechanism 4 includes cylinder 41, motor 42 and mount pad 43, mount pad 43 is fixed in the lateral wall of base 1, install on the mount pad 43 motor 42, motor 42 cup joint in cylinder 41, cylinder 41 rotate connect in base 1.

As a technical optimization scheme of the utility model, the rotation post 35 be on a parallel with guide post 2, slide bar 31 perpendicular to rotate post 35.

When the utility model is used, the paper tube is sleeved on the roller 41, one end of the thermal contraction film passes through the space between the guide post 2 and the base 1, then the heat shrinkable film is wound on the paper tube by passing through the top end of the rotary column 35 and fixing on the paper tube, and the motor 42 on the mounting seat 43 drives the roller 41 to rotate, then, after the heat shrinkable film is continuously wound, the thickness of the paper tube and the heat shrinkable film is increased, and the inconvenience of the roller 41 driven by the motor 42, so that the circumference of the shrink film wound on the paper tube is increased when the motor 42 rotates one turn, the shrink film is tightened, the shrink film generates pressure on the rotating post 35, thereby the rotating column 35 drives the fixed block 34 and the sliding rod 31 to move towards the direction of the limiting block 37, the spring 36 compresses, the pulling force generated on the heat shrinkable film when the motor 42 rotates is reduced, and the phenomenon that the heat shrinkable film deforms or the edge curls when the heat shrinkable film is rolled is reduced; and the distance between the fixed block 34 and the limiting block 37 can be adjusted by rotating the nut 38, and the elastic force of the spring 36 is adjusted, so that the use of different materials and different thicknesses of heat shrinkable films with different elasticity is facilitated, and the phenomenon that the heat shrinkable films of different types deform or the edges curl when being rolled is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an adjustable tensile heat shrinkable film guiding device for inflation film manufacturing machine, includes base (1), its characterized in that: an adjusting mechanism (3) is fixed on the base (1), the adjusting mechanism (3) comprises a sliding rod (31), a supporting block (33), a fixed block (34), a rotating column (35), a spring (36), a limiting block (37) and a nut (38), the supporting block (33) is fixed on the base (1), the limiting block (37) is fixed on the base (1), the sliding rod (31) is connected with the supporting block (33) and the limiting block (37) in a sliding manner, the fixed block (34) is sleeved on the sliding rod (31), the rotating column (35) is rotatably connected with the fixed block (34), the spring (36) is sleeved on the sliding rod (31), one end of the spring (36) is fixed at the bottom end of the fixed block (34), the other end of the spring (36) is fixed at the top end of the limiting block (37), and the nut (38) is in threaded connection with the sliding rod (31); the base (1) is provided with a furling mechanism (4).

2. The guiding device for a thermal contraction film blowing machine capable of adjusting pulling force according to claim 1, wherein: the base (1) is fixed on the guide post (2), and the guide post (2) is arranged between the supporting block (33) and the limiting block (37).

3. The guiding device for a thermal contraction film blowing machine capable of adjusting pulling force according to claim 1, wherein: the number of the sliding rods (31) is two, and the two sliding rods (31) are symmetrically arranged relative to the center line of the rotating column (35).

4. The guiding device for a thermal contraction film blowing machine capable of adjusting pulling force according to claim 1, wherein: the adjusting mechanism (3) further comprises a protruding block (32), and the protruding block (32) is fixed at both ends of the sliding rod (31).

5. The guiding device for a thermal contraction film blowing machine capable of adjusting pulling force according to claim 1, wherein: the winding mechanism (4) comprises a roller (41), a motor (42) and a mounting seat (43), the mounting seat (43) is fixed on the side wall of the base (1), the motor (42) is mounted on the mounting seat (43), the motor (42) is sleeved on the roller (41), and the roller (41) is rotatably connected to the base (1).

6. The guiding device for a thermal contraction film blowing machine capable of adjusting pulling force according to claim 2, wherein: the rotating column (35) is parallel to the guide column (2), and the sliding rod (31) is perpendicular to the rotating column (35).