CN219115847U

CN219115847U - Film passing mechanism

Info

Publication number: CN219115847U
Application number: CN202221630711.3U
Authority: CN
Inventors: 杨智; 闫奇昌; 尚明举
Original assignee: Henan Zhiyun Intelligent Technology Co ltd
Current assignee: Henan Zhiyun Intelligent Technology Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2023-06-02
Anticipated expiration: 2032-06-28

Abstract

The utility model provides a film passing mechanism, which comprises two symmetrical side plates, wherein a packaging film roll is rotatably arranged at one side of the bottom end of each side plate, a driving part for driving the packaging film roll to rotate is arranged at the inner side of each side plate, a first roller is arranged at one side of each side plate, a second roller corresponding to the first roller is arranged above each first roller, tensioning rollers are arranged between the side plates and the second roller in a staggered manner, the tensioning rollers are slidably arranged in the two side plates along the vertical direction, and a third roller, a fourth roller, a fifth roller, a sixth roller and a seventh roller are arranged above the tensioning rollers; in the utility model, the tensioning roller pulls down the packaging film between the second roller and the third roller under the action of gravity, so that the packaging film can be kept tensioned and leveled; through the position of the sixth roller of regulation that moves in the horizontal direction, can stimulate the tight roller that rises through the packaging film and reciprocate, adjust the packaging film and make its code position of beating correspond with the code printing device, guarantee the accuracy of beating the sign indicating number.

Description

Film passing mechanism

Technical Field

The utility model belongs to the technical field of packaging equipment, and particularly relates to a film passing mechanism.

Background

In packaging equipment, the packaging film is typically disposed on a film roll mechanism, which pulls out the packaging film. After the packaging film roll is loaded on the film roll mechanism, the film is required to be kept in a tensioning state in order to ensure the flatness of the packaging, and the position of the packaging film is required to be adjusted in order to enable the coding position of the packaging film to correspond to the coding device.

Therefore, it is necessary to design a film passing mechanism capable of keeping the packaging film tight and adjusting the position of the packaging film to solve the technical problems faced at present.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a film passing mechanism capable of keeping the packaging film tight and adjusting the position of the packaging film.

The technical scheme of the utility model is as follows: the packaging film rolling machine comprises a film passing mechanism and two symmetrical side plates, wherein a packaging film roll is rotationally arranged at one side of the bottom end of each side plate, a driving part for driving the packaging film roll to rotate is arranged at the inner side of each side plate, a first roller is arranged at one side of each side plate, a second roller corresponding to the first roller is arranged above each first roller, tensioning rollers are arranged between the side plates and are staggered with the second rollers, the tensioning rollers are slidably arranged in the two side plates in the vertical direction, a third roller, a fourth roller and a fifth roller are arranged above the tensioning rollers, a sixth roller is slidably arranged above the fifth roller in the horizontal direction, a locking assembly for locking or releasing the sixth roller and the side plates is arranged at the end of each sixth roller, and a seventh roller is arranged above each sixth roller.

The locking assembly is provided with a roller shaft which is rotatably arranged in the sixth roller, a slide way which is matched with the roller shaft is arranged on the side plate along the horizontal direction, and the end part of the roller shaft is in threaded connection with a screwing handle.

The roller shaft is fixedly provided with a gear, and the side plate is fixedly provided with a rack meshed with the gear along the horizontal direction.

The inner side of the side plate is provided with a sliding shaft corresponding to the tensioning roller in the vertical direction, and the end part of the tensioning roller is fixedly provided with a linear bearing matched with the sliding shaft.

And two proximity switches matched with the linear bearings are correspondingly arranged on the upper side and the lower side of the inner side of the side plate.

The end part of the sliding shaft is fixedly arranged on the inner side of the side plate through the fixing seat.

The driving part is provided with a pressing roller which is contacted with the packaging film roll, a speed reducer is connected to the pressing roller, and an unreeling motor is connected to the speed reducer.

The inner side of the side plate is fixedly provided with a press roller supporting shaft, the press roller supporting shaft is provided with a press roller supporting plate, and the speed reducer is fixedly arranged on the press roller supporting plate.

The mounting groove has been seted up to bottom one side of curb plate, the inboard of packaging film book is installed and is installed the membrane axle, the membrane axle is installed the inside of mounting groove.

A film-connecting plate is arranged between the fourth roller and the fifth roller, and a strip-shaped opening is formed in the film-connecting plate.

The utility model has the beneficial effects that:

(1) In the utility model, the tensioning roller pulls down the packaging film between the second roller and the third roller under the action of gravity, so that the packaging film can be kept tensioned and leveled;

(2) The coding device is arranged between the fifth roller and the fourth roller, the position of the sixth roller is adjusted by moving in the horizontal direction, the tensioning roller can be pulled to move up and down through the packaging film, and the packaging film is adjusted to enable the coding position of the packaging film to correspond to the coding device, so that coding accuracy is guaranteed.

Drawings

FIG. 1 is a schematic diagram of a film passing mechanism according to the present utility model.

FIG. 2 is a second schematic structural view of the film passing mechanism of the present utility model.

FIG. 3 is a third schematic diagram of the film passing mechanism according to the present utility model.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative, and is in no way intended to limit the utility model, its application, or uses. The present utility model may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.

The terms "first," "second," and the like, as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

As shown in fig. 1 and 2, the film passing mechanism comprises two symmetrical side plates 1, a packaging film roll 4 is rotatably arranged at one side of the bottom end of each side plate 1, a driving component for driving the packaging film roll 4 to rotate is arranged at the inner side of each side plate 1, a first roller 5 is arranged at one side of each side plate 1, a second roller 6 corresponding to the first roller 5 is arranged above each first roller 5, tensioning rollers 7 are arranged between the side plates 1 and the second rollers 6 in a staggered manner, the tensioning rollers 7 are slidably arranged in the two side plates 1 along the vertical direction, a third roller 8, a fourth roller 9 and a fifth roller 10 are arranged above the tensioning rollers 7, a sixth roller 11 is slidably arranged above the fifth roller 10 along the horizontal direction, a locking component for locking or releasing the sixth roller 11 and the side plate 1 is arranged at the end part of each sixth roller 11, and a seventh roller 12 is arranged above each sixth roller 11; in this embodiment, as shown in fig. 3, the packaging film 401 of the packaging film roll 4 sequentially passes through the first roller 5, the second roller 6, the tensioning roller 7, the third roller 8, the fourth roller 9, the fifth roller 10, the sixth roller 11 and the seventh roller 12, wherein the tensioning roller 7 pulls down the packaging film 401 between the second roller 6 and the third roller 8 under the action of gravity, so that the packaging film is tensioned and leveled; the code printing device 21 is arranged between the fifth roller 10 and the fourth roller 9, the position of the sixth roller 11 is adjusted by moving in the horizontal direction, the tensioning roller 7 can be pulled to move up and down through the packaging film 401, and the packaging film 401 is adjusted to enable the code printing position to correspond to the code printing device 21, so that the code printing accuracy is ensured.

As a specific implementation mode of the locking assembly, the locking assembly is provided with a roller shaft 16 which is rotatably arranged in the sixth roller 11, the sixth roller 11 is rotatably connected with the roller shaft 16 through a bearing, a slide way 19 which is matched with the roller shaft 16 is arranged on the side plate 1 along the horizontal direction, the roller shaft 16 can be movably adjusted along the slide way 19, a packaging film 401 is pulled and adjusted to enable the coding position of the packaging film to be corresponding to that of the coding device 21, a handle 20 is connected with the end part of the roller shaft 16 through threads, external threads are arranged at the end part of the roller shaft 16, internal threads which are matched with the external threads are arranged on the handle 20, and the end part of the roller shaft 16 can be locked with the slide way 19 through screwing the handle 20.

In some embodiments, the roller shaft 16 is fixedly provided with a gear 17, the side plate 1 is horizontally fixedly provided with a rack 18 meshed with the gear 17, the handle 20 is released, the roller shaft 16 is rotated, and the roller shaft 16 can be driven to move along the rack 18 through the cooperation of the gear 17 and the rack 18.

In some embodiments, the inner side of the side plate 1 is provided with a sliding shaft 13 corresponding to the tensioning roller 7 along the vertical direction, the end part of the tensioning roller 7 is fixedly provided with a linear bearing 14 matched with the sliding shaft 13, the tensioning roller 7 is matched and slidingly connected with the sliding shaft 13 through the linear bearing 14, the stability of the vertical sliding of the tensioning roller 7 can be ensured through the guiding function of the sliding shaft 13, and friction can be reduced through the matching of the linear bearing 14 and the sliding shaft 13.

In some embodiments, two proximity switches 29 matched with the linear bearings 14 are correspondingly arranged on the inner side of the side plate 1 up and down, the up and down limit of the linear bearings 14 is detected through the up and down proximity switches 29, when the proximity switch 29 positioned above is triggered, the feeding speed of the packaging film roll 4 is indicated to be slower, the rotation speed of the packaging film roll needs to be increased, and when the proximity switch 29 positioned below is triggered, the feeding speed of the packaging film roll 4 is indicated to be heavier, and the rotation speed of the packaging film roll needs to be reduced.

In some embodiments, the end of the sliding shaft 13 is fixedly arranged on the inner side of the side plate 1 through a fixing seat 15, the fixing seat 15 is fixedly assembled on the end of the sliding shaft 13, and the fixing seat 15 is fixedly assembled on the inner side of the side plate 1 through a bolt.

As a specific implementation manner of the driving component in the above embodiment, the driving component is provided with a pressing roller 22 contacting with the packaging film roll 4, a speed reducer 23 is connected to the pressing roller 22, an unreeling motor 24 is connected to the speed reducer 23, the unreeling motor 24 drives the speed reducer 23 to drive the pressing roller 22 to rotate, the pressing roller 22 acts on the packaging film roll 4 through gravity, and friction between the pressing roller 22 and the packaging film roll 4 drives the packaging film roll 4 to rotate.

In some embodiments, the inner side of the side plate 1 is fixedly provided with a press roller supporting shaft 25, the press roller supporting shaft 25 is provided with a press roller supporting plate 26, the press roller supporting plate 26 is rotatably arranged on the press roller supporting shaft 25, and as the thickness of the packaging film roll 4 is continuously reduced, the press roller 22 can move downwards along with the press roller supporting plate 26 to keep in contact with the packaging film roll 4, and the speed reducer 23 is fixedly arranged on the press roller supporting plate 26.

In some embodiments, a mounting groove 2 is formed in one side of the bottom end of the side plate 1, a film mounting shaft 3 is mounted on the inner side of the packaging film roll 4, the film mounting shaft 3 is mounted in the mounting groove 2, and the film mounting shaft 3 can rotate in the mounting groove 2.

In some embodiments, a film-receiving plate 27 is arranged between the fourth roller 9 and the fifth roller 10, a strip-shaped opening 28 is formed in the film-receiving plate 27, when the packaging film roll 4 is used up for replacement, an operator holds a cutting knife by hand, and can cut the packaging film 401 flush with the strip-shaped opening 28, and then the packaging film 401 end part in the replaced packaging film roll is bonded together.

Thus, various embodiments of the present utility model have been described in detail. In order to avoid obscuring the concepts of the utility model, some details known in the art have not been described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.

The above examples only represent some embodiments of the utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a membrane mechanism passes through, its characterized in that, two symmetrical curb plates, the bottom one side rotation of curb plate is provided with the packaging film and rolls up, the curb plate inboard is provided with the drive packaging film and rolls up pivoted drive unit, one side of curb plate is provided with first roller, the top of first roller is provided with rather than corresponding second roller, between the curb plate with the crisscross tight roller that rises that is provided with of second roller, the tight roller that rises slides along vertical direction and sets up in the inside of two the curb plate, the top that rises is provided with third roller, fourth roller and fifth roller, the top of fifth roller is provided with the sixth roller along the horizontal direction slip, the tip of sixth roller be provided with be used for with it with locking or release between the curb plate locking subassembly, the top of sixth roller is provided with the seventh roller.

2. The film passing mechanism according to claim 1, wherein: the locking assembly is provided with a roller shaft which is rotatably arranged in the sixth roller, a slide way which is matched with the roller shaft is arranged on the side plate along the horizontal direction, and the end part of the roller shaft is in threaded connection with a screwing handle.

3. The film passing mechanism according to claim 2, wherein: the roller shaft is fixedly provided with a gear, and the side plate is fixedly provided with a rack meshed with the gear along the horizontal direction.

4. The film passing mechanism according to claim 1, wherein: the inner side of the side plate is provided with a sliding shaft corresponding to the tensioning roller in the vertical direction, and the end part of the tensioning roller is fixedly provided with a linear bearing matched with the sliding shaft.

5. The film passing mechanism according to claim 4, wherein: and two proximity switches matched with the linear bearings are correspondingly arranged on the upper side and the lower side of the inner side of the side plate.

6. The film passing mechanism according to claim 4 or 5, wherein: the end part of the sliding shaft is fixedly arranged on the inner side of the side plate through the fixing seat.

7. The film passing mechanism according to claim 1, wherein: the driving part is provided with a pressing roller which is contacted with the packaging film roll, a speed reducer is connected to the pressing roller, and an unreeling motor is connected to the speed reducer.

8. The film passing mechanism according to claim 7, wherein: the inner side of the side plate is fixedly provided with a press roller supporting shaft, the press roller supporting shaft is provided with a press roller supporting plate, and the speed reducer is fixedly arranged on the press roller supporting plate.

9. The film passing mechanism according to claim 1, wherein: the mounting groove has been seted up to bottom one side of curb plate, the inboard of packaging film book is installed and is installed the membrane axle, the membrane axle is installed the inside of mounting groove.

10. The film passing mechanism according to claim 1, wherein: a film-connecting plate is arranged between the fourth roller and the fifth roller, and a strip-shaped opening is formed in the film-connecting plate.