Tensioning mechanism for high-speed single-layer winding film machine

Abstract

The utility model discloses a tensioning mechanism for a high-speed single-layer film winding machine, which comprises a film winding base, a supporting plate connected inside the film winding base, a first motor connected to the lower end of the supporting plate, a connecting shaft connected to the upper end of the first motor, and a connecting gear connected to the upper end of the connecting shaft. The tensioning mechanism for the high-speed single-layer winding film machine comprises a supporting plate, a first motor, a connecting shaft, a connecting gear, an electric slip ring assembly, a rotating column, a transmission gear, a rotating disc, an air pump structure and a connecting pipe, the lower end of the side, close to the first motor, of the supporting plate is connected with the electric slip ring assembly, and the upper end of the electric slip ring assembly is connected with the rotating column. According to the film winding machine, the adsorber is arranged, so that negative pressure adsorption can be carried out on a film-wound object, the film winding stability of the film winding machine is good, the object can be rotated, the film winding efficiency of the film winding machine is high, the labor intensity of workers is reduced, and the purposes of solving problems and improving the practical value are achieved through the technology.

Description

Technical Field

[0001] The utility model relates to the technical field of stretch film machines, in particular to a tensioning mechanism for a high-speed single-layer stretch film machine. Background Art

[0002] Wrapping machine is also called pallet baler, stretch film wrapping machine, etc., commonly known as pallet wrapping machine, which is a special packaging machine for mechanized wrapping. It is an indispensable packaging machine in the packaging process of modern enterprises, especially export-oriented enterprises. It is mainly suitable for container transportation of bulk goods and packaging of loose pallets. It is widely used in the containerization cost of glass products, auto parts, refractory materials, papermaking, chemicals, ceramic products, electronic products, etc. It can not only effectively improve the packaging grade, but also prevent damage to goods during transportation, and play a role in dustproof, moisture-proof and cleaning.

[0003] However, when the film wrapping machine is packaging items, the tension may cause the items to be loosely packed and tangled, thus affecting the efficiency of packaging the items. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a tensioning mechanism for a high-speed single-layer stretch film machine.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a tensioning mechanism for a high-speed single-layer winding film machine, comprising a winding film base, the interior of the winding film base is fixedly connected to a support plate, the lower end of the support plate is fixedly connected to a first motor, the upper end of the first motor is connected to a connecting shaft, the upper end of the connecting shaft is fixedly connected to a connecting gear, the lower end of the support plate close to the first motor is fixedly connected to an electric slip ring assembly, the upper end of the electric slip ring assembly is movably connected to a rotating column, the outer wall of the rotating column is fixedly connected to a transmission gear, the upper end of the rotating column is fixedly connected to a rotating disk, the An air pump structure is fixedly connected inside the rotating disk, a connecting pipe is fixedly connected to the upper end of the air pump structure, an adsorber is fixedly connected to the upper end of the connecting pipe, a fixture is fixedly connected to the back side of the film wrapping base, a film winding assembly is fixedly connected inside the fixture, a support disk is provided at the upper end of the film winding assembly, a tension assembly is fixedly connected inside the fixture near the front side of the film winding assembly, a tension spring is fixedly connected inside the tension assembly, a tension block is fixedly connected to one end of the tension spring, a tension block is rotatably connected to the outer wall of the tension block, and a tension roller is fixedly connected to the outer wall of the tension rod.

[0006] As a further description of the above technical solution:

[0007] The outer wall of the transmission gear is meshed with the connecting gear, and the rotating disk is rotatably connected to the film wrapping base through a rotating column.

[0008] As a further description of the above technical solution:

[0009] One end of the film wrapping base is provided with an air vent, and the outer wall of the rotating disk is provided with an air vent.

[0010] As a further description of the above technical solution:

[0011] The film winding assembly includes a second motor, and the upper end of the second motor is connected to a power shaft, and the upper end of the support plate is fixedly connected to a support rod.

[0012] As a further description of the above technical solution:

[0013] A sealing cover plate is clamped at one end of the fixer, and a limiting groove is provided at one end of the sealing cover plate. A long hole is provided on the front side of the fixer.

[0014] As a further description of the above technical solution:

[0015] The outer wall of the tension block is slidably connected to the tension assembly, and the tension roller is rotationally connected to the tension block through a tension rod.

[0016] As a further description of the above technical solution:

[0017] The support plate is connected to the film wrapping base by welding, and the fixer is connected to the film wrapping base by welding.

[0018] The utility model has the following beneficial effects:

[0019] A tensioning mechanism for a high-speed single-layer stretch film machine is used to realize negative pressure adsorption of the wrapped articles through the arrangement of a support plate, a first motor, a connecting shaft, a connecting gear, an electric slip ring assembly, a rotating column, a transmission gear, a rotating disk, an air pump structure, a connecting pipe, and an adsorber, so as to ensure good stability during wrapping and to rotate the articles, thereby improving the wrapping efficiency and reducing the labor intensity of manual labor.

[0020] A tensioning mechanism for a high-speed single-layer stretch film machine is used to adjust the tension of the stretch film when wrapping the article through the arrangement of a fixer, a film winding assembly, a support plate, a tension assembly, a tension spring, a tension block, a tension rod, and a tension roller, so as to achieve a good tension effect and reduce the tangling of the stretch film, thereby improving the sealing of the film wrapped around the article. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a tensioning mechanism for a high-speed single-layer stretch film machine proposed by the utility model;

[0022] Figure 2This is a front plan view of the film wrapping base portion of a tensioning mechanism for a high-speed single-layer film wrapping machine proposed by the utility model;

[0023] Figure 3 It is a side plan view of the fixing part of a tensioning mechanism for a high-speed single-layer stretch film machine proposed by the utility model;

[0024] Figure 4 This is a top plan view of the fixing device part of the tensioning mechanism for a high-speed single-layer stretch film machine proposed by the utility model.

[0025] Legend:

[0026] 1. Film wrapping base; 2. Support plate; 3. First motor; 4. Connecting shaft; 5. Connecting gear; 6. Electric slip ring assembly; 7. Rotating column; 8. Transmission gear; 9. Rotating disk; 10. Air pump structure; 11. Connecting pipe; 12. Adsorbent; 13. Fixer; 14. Film wrapping assembly; 15. Support disk; 16. Tension assembly; 17. Tension spring; 18. Tension block; 19. Tension rod; 20. Tension roller. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] Reference Figure 1-4The utility model provides an embodiment: a tensioning mechanism for a high-speed single-layer winding film machine, comprising a winding base 1, a support plate 2 is fixedly connected inside the winding base 1, a first motor 3 is fixedly connected to the lower end of the support plate 2, a connecting shaft 4 is connected to the upper end of the first motor 3, a connecting gear 5 is fixedly connected to the upper end of the connecting shaft 4, an electric slip ring assembly 6 is fixedly connected to the lower end of the support plate 2 near the first motor 3, a rotating column 7 is movably connected to the upper end of the electric slip ring assembly 6, a transmission gear 8 is fixedly connected to the outer wall of the rotating column 7, a rotating disk 9 is fixedly connected to the upper end of the rotating column 7, and an air pump structure is fixedly connected to the inside of the rotating disk 9 10. The upper end of the air pump structure 10 is fixedly connected with a connecting pipe 11, the upper end of the connecting pipe 11 is fixedly connected with an adsorber 12, the back of the film wrapping base 1 is fixedly connected with a fixture 13, the interior of the fixture 13 is fixedly connected with a film winding assembly 14, the upper end of the film winding assembly 14 is provided with a support plate 15, the interior of the fixture 13 near the front of the film winding assembly 14 is fixedly connected with a tension assembly 16, the interior of the tension assembly 16 is fixedly connected with a tension spring 17, one end of the tension spring 17 is fixedly connected with a tension block 18, the outer wall of the tension block 18 is rotatably connected with a tension rod 19, and the outer wall of the tension rod 19 is fixedly connected with a tension roller 20.

[0030] A tensioning mechanism for a high-speed single-layer wrapping film machine is provided through a support plate 2, a first motor 3, a connecting shaft 4, a connecting gear 5, an electric slip ring assembly 6, a rotating column 7, a transmission gear 8, a rotating disk 9, an air pump structure 10, a connecting pipe 11, and an adsorber 12 to achieve negative pressure adsorption of the wrapped article, so that the article has good stability during wrapping, and the article can also be rotated, thereby improving the efficiency of wrapping and reducing the labor intensity of manual labor; through the provision of a fixer 13, a film winding assembly 14, a support disk 15, a tension assembly 16, a tension spring 17, a tension block 18, a tension rod 19, and a tension roller 20, the tension of the wrapping film can be adjusted when the article is wrapped, so that the tension effect is good, the knotting of the wrapping film is reduced, and the sealing of the article wrapping is good.

[0031] Specifically, the outer wall of the transmission gear 8 is meshed with the gear 5, and the rotating disk 9 is rotatably connected to the film wrapping base 1 through the rotating column 7, which can provide power for the rotating disk 9 to rotate and rotate the film wrapped article.

[0032] Specifically, one end of the film wrapping base 1 is provided with an air vent, and the outer wall of the rotating disk 9 is provided with an air vent, so that the air pump structure 10 can discharge the air inside the adsorber 12 .

[0033] Specifically, the film winding assembly 14 includes a second motor, and the upper end of the second motor is connected to a power shaft, and the upper end of the support plate 15 is fixedly connected to a support rod, so that the film winding roller can be conveniently placed and rotated.

[0034] Specifically, a sealing cover plate is clamped at one end of the fixture 13, and a limiting groove is provided at one end of the sealing cover plate to facilitate opening the fixture 13. A long hole is provided on the front side of the fixture 13 to facilitate pulling out the wrapping film and wrapping the article.

[0035] Specifically, the outer wall of the tension block 18 is slidably connected to the tension assembly 16, and the tension roller 20 is rotatably connected to the tension block 18 through the tension rod 19, which can support the wrapping film to achieve a good tension effect and prevent the film from being loosely entangled with the objects.

[0036] Specifically, the support plate 2 is connected to the film-wrapped base 1 by welding, and the fixer 13 is connected to the film-wrapped base 1 by welding, so that the connection is more firm and has good stability.

[0037] Working principle: When in use, put the wrapped object on the upper end of the rotating disk 9, and the air pump structure 10 draws the air inside the adsorber 12 through the connecting pipe 11, so that it generates negative pressure to adsorb and fix the object, and then the film wrapping roller is connected with the support rod at the upper end of the support disk 15, and the wrapping film is pulled out through the long strip hole on the front of the fixer 13 to connect with the wrapped object, and the first motor 3 rotates the connecting gear 5 through the connecting shaft 4, and rotates the rotating column 7 through the transmission gear 8, so that the rotating disk 9 drives the object to rotate synchronously and wrap the film, and the wrapping film fits with the tension roller 20, so that it is supported by the force of the tension spring 17, so that its tension effect is good, and when the tension is too loose, the film wrapping assembly 14 rotates the support disk 15, so that the film wrapping roller tightens the wrapping film to prevent it from being entangled with the object and knotted.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tensioning mechanism for a high-speed single-layer winding film machine, comprising a winding film base (1), characterized in that: The wrapping base (1) is fixedly connected to a support plate (2) inside, the support plate (2) is fixedly connected to a first motor (3) at its lower end, the first motor (3) is connected to a connecting shaft (4) at its upper end, the connecting shaft (4) is fixedly connected to a connecting gear (5) at its upper end, the support plate (2) is fixedly connected to an electric slip ring assembly (6) at its lower end close to the first motor (3), the electric slip ring assembly (6) is movably connected to a rotating column (7) at its upper end, the outer wall of the rotating column (7) is fixedly connected to a transmission gear (8), the rotating column (7) is fixedly connected to a rotating disk (9) at its upper end, the rotating disk (9) is fixedly connected to an air pump structure (10) inside, the air pump structure (10) is fixedly connected to a connecting gear (8) at its upper end, and the connecting gear (9) is fixedly connected to a connecting gear (10) at its upper end. The connecting tube (11) is fixedly connected to an absorber (12) at the upper end of the connecting tube (11), the back side of the film wrapping base (1) is fixedly connected to a fixture (13), the interior of the fixture (13) is fixedly connected to a film wrapping assembly (14), the upper end of the film wrapping assembly (14) is provided with a support plate (15), the interior of the fixture (13) close to the front side of the film wrapping assembly (14) is fixedly connected to a tension assembly (16), the interior of the tension assembly (16) is fixedly connected to a tension spring (17), one end of the tension spring (17) is fixedly connected to a tension block (18), the outer wall of the tension block (18) is rotatably connected to a tension rod (19), and the outer wall of the tension rod (19) is fixedly connected to a tension roller (20).

2. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: The outer wall of the transmission gear (8) is meshed with the connecting gear (5), and the rotating disk (9) is rotationally connected to the film wrapping base (1) via the rotating column (7).

3. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: One end of the film wrapping base (1) is provided with a vent hole, and the outer wall of the rotating disk (9) is provided with a vent hole.

4. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: The film winding assembly (14) comprises a second motor, and the upper end of the second motor is connected to a power shaft, and the upper end of the support plate (15) is fixedly connected to a support rod.

5. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: One end of the fixer (13) is clamped with a sealing cover plate, and one end of the sealing cover plate is provided with a limiting groove, and the front surface of the fixer (13) is provided with a long hole.

6. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: The outer wall of the tension block (18) is slidably connected to the tension assembly (16), and the tension roller (20) is rotationally connected to the tension block (18) via a tension rod (19).

7. The tensioning mechanism for a high-speed single-layer stretch film machine according to claim 1, characterized in that: The support plate (2) is connected to the film-wrapped base (1) by welding, and the fixer (13) is connected to the film-wrapped base (1) by welding.

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