CN211283113U - Film material coiling device - Google Patents

Abstract

The utility model provides a membrane material coiling mechanism, including the frame and locate membrane material coiling mechanism and buffering strip input mechanism in the frame, membrane material coiling mechanism includes that membrane material rolls up core, first drive element and deflector roll, buffering strip input mechanism includes cylinder and second drive element, cylinder circumference surface is equipped with and is used for shifting the storage tank on membrane material surface with buffering strip. The utility model can avoid the problems of easy edge collapse, deformation and the like in the rolling process of the membrane material, greatly improve the rolling length of a single roll of the membrane material, effectively release the internal stress of the membrane material, prevent the membrane material from shrinking and ensure good thickness consistency of the membrane material; the buffer strip feeding mechanism is simple and reasonable in structure arrangement, capable of achieving automatic operation, high in efficiency and capable of reducing enterprise cost.

Description

Film material coiling device

Technical Field

The utility model relates to a unfamiliar production technical field, concretely relates to diaphragm material coiling mechanism.

Background

Along with the rapid development of the lithium battery market, the requirement on the quality of the diaphragm is increased day by day, the diaphragm plays an important role in the application of the lithium battery, the problems of edge collapse, deformation and the like easily occur in the winding process of the diaphragm of the lithium battery at present, the winding length of a single coil of the diaphragm is short, and meanwhile, the internal stress of the diaphragm easily shrinks the diaphragm in the releasing process along with the lapse of time, so that the consistency of the thickness is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the disappearance that prior art exists, provide a membrane material coiling mechanism, it can avoid membrane material collapse, deformation scheduling problem to appear easily at the rolling in-process, greatly improves the rolling length of membrane material list book, simultaneously, can make the internal stress of membrane material obtain effective release, prevents that membrane material from producing the shrink for the thickness uniformity of membrane material is good.

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

the utility model provides a membrane material coiling mechanism, includes the frame and locates membrane material winding mechanism and buffering strip input mechanism in the frame, membrane material winding mechanism includes that the membrane material rolls up the core, drives the rotatory first drive component of membrane material roll core and is used for rolling up the deflector roll of membrane material direction membrane material, buffering strip input mechanism includes the rotatory second drive component of cylinder and driving roll, cylinder circumferential surface is equipped with and is used for shifting the storage tank on membrane material surface with buffering strip, the axial direction of storage tank edge cylinder extends, be equipped with the first breathing hole that is used for inhaling buffering strip in the storage tank, first breathing hole is connected with the vacuum pump through the breathing pipe.

As a preferred scheme, the buffer strip is provided with a bottom plane and an arc surface, the shape of the accommodating groove corresponds to the arc surface, and when the buffer strip is put in, the bottom plane of the buffer strip is attached to the surface of the film material.

As a preferred scheme, buffering strip input mechanism still includes the membrane mechanism that removes that is used for getting rid of the encapsulation film on the buffering strip baseplane, remove one side of cylinder is located to the membrane mechanism, remove membrane mechanism including removing the rete board and controlling the membrane drive element that removes the activity of rete board, it is equipped with the second suction opening that is used for absorbing the encapsulation film to remove to be equipped with on the rete board.

As a preferred scheme, the buffer strip feeding mechanism further comprises a buffer strip feeding mechanism for conveying the buffer strips into the accommodating groove.

As a preferred scheme, the buffer strip is a silica gel strip.

Preferably, the width of the buffer strip is 5-50mm, and the height of the buffer strip is 1-30 mm.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically speaking, 1, through setting up and following the membrane material and rolling up the buffering strip together, the buffering strip distributes between the membrane material circumferentially, can avoid the membrane material in the rolling process easy to appear the problem such as edge collapse, deformation, greatly improve the rolling length of membrane material list roll, simultaneously, can make the internal stress of membrane material effectively released, prevent that the membrane material from producing the shrink, make the thickness uniformity of membrane material good; 2. through setting up the rotatory driving motor of cylinder and the driving roll that is used for throwing the buffering strip, the cylinder rotates with certain rotational speed, cooperates the speed of membrane material rolling, makes the buffering strip evenly put in to the membrane material surface, and the structure sets up simply rationally, can realize automatic operation, and is efficient, reduces the cost in business.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is a schematic view of an assembly structure of the film winding device of the present invention;

FIG. 2 is a side view of the film winding device of the present invention;

FIG. 3 is a schematic diagram illustrating a state of removing the packaging film of the film winding device of the present invention;

fig. 4 is a schematic view of a film material roll of the film material rolling device of the present invention.

The attached drawings indicate the following:

10-a film material roll core; 11-a guide roller; 20-a roller;

21-a buffer strip feeding mechanism; 22-a membrane removing plate; 23-a receiving groove;

30-a buffer strip; 31-packaging film; 40-film material.

Detailed Description

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1 to 4, a film material winding device includes a frame, and a film material winding mechanism and a buffer strip feeding mechanism which are arranged on the frame, wherein the film material winding mechanism includes a film material winding core 10, a first driving element for driving the film material winding core 10 to rotate, and a guide roller 11 for guiding a film material 40 to the film material winding core 10, the first driving element is a first driving motor (not shown in the figure), the buffer strip feeding mechanism includes a roller 20 and a second driving element for driving the roller 20 to rotate, the second driving element is a second driving motor (not shown in the figure), an accommodating groove 23 for transferring the buffer strip 30 to the surface of the film material 40 is arranged on the circumferential surface of the roller 20, the accommodating groove 23 extends along the axial direction of the roller 20, a first air suction hole for sucking the buffer strip 30 is arranged in the accommodating groove 23, and the first air suction hole is connected to a vacuum pump through an air suction pipe, the buffer strip 30 is provided with a bottom plane and an arc surface, the shape of the accommodating groove 23 corresponds to the arc surface, and when the buffer strip 30 is put in, the bottom plane of the buffer strip 30 is attached to the surface of the film material 40.

In this embodiment, buffering strip input mechanism still includes the membrane removal mechanism that is used for getting rid of the encapsulation film 31 on the bottom plane of buffering strip 30, remove one side that the membrane mechanism located cylinder 20, remove membrane mechanism and include that it removes the movable membrane drive element that removes diaphragm plate 22 and control and remove diaphragm plate 22, it is cylinder (not shown in the figure to remove membrane drive element, it is equipped with the second suction hole that is used for absorbing encapsulation film 31 to remove to be equipped with on diaphragm plate 22, it is equipped with the collecting box that is used for collecting encapsulation film 31 to remove membrane mechanism below, buffering strip input mechanism still includes and is used for carrying buffering strip feed mechanism 21 in storage tank 23 with buffering strip 30, buffering strip 30 is the silica gel strip, the width of buffering strip 30 is 5-50mm, and the height is 1-30 mm.

The working principle of the utility model is as follows: when the film material roll core 10 is used for rolling 500-1000m of film material 40, the buffer strip feeding mechanism 21 conveys the buffer strips 30 into the accommodating groove 23, the vacuum pump works, the first air suction holes in the accommodating groove 23 suck the buffer strips 30, the second driving motor controls the roller 20 to rotate at a certain speed, when the buffer strip 30 reaches the lower part of the film removing plate 22, the second air suction holes on the film removing plate 22 suck the packaging thin film 31 on the buffer strip 30, the film removing cylinder controls the film removing plate 22 to move, so that the packaging thin film 31 is separated from the buffer strip 30, when the buffering strip 30 is located at the lowest end of the roller 20, the buffering strip 30 is separated from the accommodating groove 23 under the action of the gravity of the buffering strip 30 and falls on the surface of the film material 40, and is wound together with the film material 40, after the buffer strip 30 is thrown in for a circle, the drum 20 stops rotating, and the film material roll core 10 continues to roll the next 500-1000m film material 40, and then the throwing operation of the buffer strip 30 is repeated.

To sum up, the utility model, by arranging the buffer strips which are rolled together with the film materials and are circumferentially distributed between the film materials, can avoid the problems of edge collapse, deformation and the like easily occurring in the rolling process of the film materials, greatly improve the rolling length of a single roll of the film materials, and simultaneously effectively release the internal stress of the film materials, prevent the film materials from shrinking and ensure that the thickness consistency of the film materials is good; through setting up the rotatory driving motor of cylinder and the driving roll that is used for throwing the buffering strip, the cylinder rotates with certain rotational speed, cooperates the speed of membrane material rolling, makes the buffering strip evenly put in to the membrane material surface, and the structure sets up simply rationally, can realize automatic operation, and is efficient, reduces the cost in business.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a membrane material coiling mechanism, its characterized in that, includes the frame and locates membrane material winding mechanism and buffer strip input mechanism in the frame, membrane material winding mechanism includes that the membrane material rolls up the core, drives the rotatory first drive component of membrane material roll core and is used for the deflector roll that the membrane material direction membrane material rolled up the core, buffer strip input mechanism includes the rotatory second drive component of cylinder and driving roll, cylinder circumference surface is equipped with and is used for shifting the buffer strip to the storage tank on membrane material surface, the axial direction extension of storage tank edge cylinder, be equipped with the first breathing hole that is used for inhaling the buffer strip in the storage tank, first breathing hole is connected with the vacuum pump through the breathing pipe.

2. The film material winding device according to claim 1, wherein the buffer strip has a bottom plane and a circular arc surface, the shape of the accommodating groove corresponds to the circular arc surface, and when the buffer strip is put in, the bottom plane of the buffer strip is attached to the surface of the film material.

3. The film material winding device according to claim 1, wherein the buffer strip feeding mechanism further comprises a film removing mechanism for removing the packaging film on the bottom plane of the buffer strip, the film removing mechanism is disposed on one side of the roller, the film removing mechanism comprises a film removing plate and a film removing driving element for controlling the movement of the film removing plate, and the film removing plate is provided with a second air suction hole for sucking the packaging film.

4. The film material winding device according to claim 1, wherein the buffer strip feeding mechanism further comprises a buffer strip feeding mechanism for conveying the buffer strips into the accommodating groove.

5. A film material winding device according to claim 1 or 4, wherein said buffer strip is a silicone strip.

6. A film wrapping device according to claim 5 wherein said buffer strips are 5-50mm wide and 1-30mm high.

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