CN216547159U - Automatic film overturning and tearing mechanism - Google Patents

Abstract

The utility model discloses an automatic overturning film tearing mechanism which comprises a supporting plate, a top plate and side supporting plates, wherein the top plate is connected to the supporting plate and the side supporting plates, a synchronous driving mechanism is arranged on the supporting plate, a left rotating assembly and a right rotating assembly are correspondingly arranged on two sides of the top plate respectively, a film tearing hole is formed in the top plate and located between the left rotating assembly and the right rotating assembly, notches are formed in the edges, corresponding to the left rotating assembly and the right rotating assembly, of the film tearing hole, a rotary cylinder is arranged on the inner side surface of the side supporting plates, and film tearing supporting plates are arranged on the left rotating assembly and the right rotating assembly. The utility model realizes operation by using a machine to automatically tear the film. Utilize a synchronous drive mechanism to drive two rotary gear simultaneously rotatory, make cover and tear off from type membrane on double faced adhesive tape (VHB) surface, two rotating assembly tear off the membrane simultaneously, once only tear off from type membrane on double faced adhesive tape (VHB) surface. Effectively reduce the manpower, the productivity corresponds and improves, operates steadily.

Description

An automatic reversing and tearing film mechanism

technical field

The utility model relates to lithium battery production and manufacturing equipment, in particular to an automatic inversion and tearing mechanism.

Background technique

Lithium batteries have high energy density and small size, and have been widely used in electronic instruments, digital, home appliances, mobile phones, notebook computers, etc. In recent years, they have been used in energy storage power systems and electric vehicles. Since the lithium battery does not contain the heavy metal cadmium, compared with the nickel-cadmium battery, the pollution to the environment is greatly reduced. With the shortage of energy and the pressure of environmental protection in the world, the application of lithium batteries will become larger and larger.

The quality and capacity of lithium batteries produced in China are inconsistent, which has a great relationship with the backward technology and equipment. It is necessary to speed up the research and development of lithium battery production equipment and improve the automation level of the lithium battery production process.

The soft-pack lithium battery is packaged with aluminum-plastic film, and the damage, bending and abrasion of the aluminum-plastic film will cause the battery to fail. The process of sticking the release film is very important. The peeling film cannot affect the surface quality of the battery and cannot have wrinkles. In the production process of lithium batteries, the release film must be attached, and finally the release film must be torn off. Nowadays, most manufacturers use manual or semi-automatic tearing of the film, which is labor-intensive and inefficient.

SUMMARY OF THE INVENTION

In order to overcome the shortcomings and deficiencies existing in the prior art, the purpose of the present invention is to provide an automatic reversing and tearing film mechanism. The utility model is used for tearing off the two symmetrical half-surface release films on the double-sided adhesive tape (VHB) pasted on the battery core, and uses one shaft to drive two rotating gears to run, so that the release films are torn off on both sides at the same time, effectively Improve efficiency.

The purpose of this utility model is achieved through the following technical solutions: an automatic flipping and tearing film mechanism, comprising a support plate, a top plate and a side support plate, the top plate is connected to the support plate and the side support plate, the support plate is The board is provided with a synchronous drive mechanism, the two sides of the top board are respectively provided with a left rotation component and a right rotation component, and the top board is provided with a tear film hole between the left rotation component and the right rotation component, so The tear film hole is provided with a gap corresponding to the edges of the left rotating assembly and the right rotating assembly, the inner side of the side support plate is provided with a rotary cylinder, and both the left rotating assembly and the right rotating assembly are provided with A tear-off film support plate, the tear-off film support plate and the rotary cylinder clamp the release film, and the synchronous drive mechanism simultaneously drives the left rotation assembly and the right rotation assembly to rotate the tear film.

As an improvement of the automatic inversion and tearing mechanism of the present invention, the synchronous drive mechanism includes a servo motor and a main transmission rod, an active synchronous pulley is arranged on the output shaft of the servo motor, and the middle of the main transmission rod is provided with an active synchronous pulley. There is a driven synchronous pulley, the active synchronous pulley and the driven synchronous pulley are connected by a synchronous belt, the two ends of the main transmission rod are respectively provided with main transmission gears, and the main transmission gears can drive the Left rotation assembly and the right rotation assembly.

As an improvement of the automatic inversion and tearing mechanism of the present invention, both the left rotating assembly and the right rotating assembly include a rotating shaft, and one end of the rotating shaft is provided with a driven gear, and the driven gear is connected to the rotating shaft. The main transmission gear is meshed, the tearing film supporting plate is connected to the rotating shaft, the end of the tearing film supporting plate is provided with a serrated end, and the tearing film supporting plate is arranged at a position corresponding to the gap. The tear film support plate rotates the tear film downward along the position of the notch.

As an improvement of the automatic reversing and tearing film mechanism of the present invention, the piston rod end of the rotary cylinder is provided with a pressing claw, and the rotary cylinder drives the pressing claw to move and can engage with the sawtooth end on the tearing film support plate , Clamp the release film.

As an improvement of the automatic reversing and tearing film mechanism of the present invention, the rotary cylinder drives the pressing claw to move to engage with the serrated end on the tearing film support plate to clamp the release film, and the synchronous driving mechanism drives the The left rotating assembly and the right rotating assembly rotate, and the tearing film support plates on the left rotating assembly and the right rotating assembly follow the rotation of the tearing film.

As an improvement of the automatic inversion and tearing mechanism of the present invention, the left rotation component rotates clockwise, and the right rotation component rotates counterclockwise.

As an improvement of the automatic inversion and tearing mechanism of the present utility model, a film connecting pocket is provided directly below the film tearing hole, and the release film is directly dropped from the battery after being torn off and collected in the film connecting pocket. The bottom of the film receiving bag is provided with a film suction pipe, which is connected to the film suction machine to suck away the release film in the film receiving bag.

As an improvement of the automatic inversion and tearing mechanism of the present invention, an ion fan is also included, and the ion fan is arranged on one side of the support plate. The ion fan can effectively prevent the generation of static electricity during the tearing process.

The beneficial effect of the utility model is that the utility model realizes the operation by using the machine to automatically tear off the film. A synchronous drive mechanism is used to drive two rotating gears to rotate at the same time, tear off the release film on the surface of the double-sided tape (VHB0) covering the lithium battery, and the two rotating components simultaneously tear off the film, tearing the release film on the surface of the VHB at one time. After the release film is torn off, the protective film can be pasted on it. It can effectively reduce manpower, increase production capacity, and run smoothly. This product can be set in a double station, and can achieve two lithium battery film tearing actions at the same time. The ion fan corresponds to two The station blows ion wind.

Description of drawings

Fig. 1 is the perspective view of the present utility model;

Fig. 2 is the sectional view of the present utility model;

Reference numerals are: 1, support plate 2, top plate 3, side support plate 4, synchronous drive mechanism 5, left rotation assembly 6, right rotation assembly 7, tear film hole 8, gap 9, rotary cylinder 10, tear film support plate 11. Film receiving pocket 12, film suction duct 13, ion fan 41, servo motor 42, main transmission rod 43, active synchronous pulley 44, driven synchronous pulley 45, synchronous belt 46, main transmission gear 101, serrated end 91 , Claws.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, rear...) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions involving "first", "second", etc. in the present invention are only for description purposes, and should not be understood as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present utility model.

As shown in Fig. 1 and Fig. 2, a kind of automatic reversal and tearing film mechanism comprises support plate 1, top plate 2 and side support plate 3, the top plate 2 is connected on the support plate 1 and the side support plate 3, and the support plate 1 is provided with Synchronous drive mechanism 4, the two sides of the top plate 2 are respectively provided with a left rotating assembly 5 and a right rotating assembly 6, the top plate 2 is located between the left rotating assembly 5 and the right rotating assembly 6 and is provided with a tear film hole 7, and the tear film hole 7 corresponds to The edges of the left rotating assembly 5 and the right rotating assembly 6 are provided with a gap 8, the inner side of the side support plate 3 is provided with a rotary cylinder 9, and the left rotating assembly 5 and the right rotating assembly 6 are provided with tear film support plates 10, tear film The support plate 10 and the rotary cylinder 9 clamp the release film, and the synchronous drive mechanism 4 drives the left rotating assembly 5 and the right rotating assembly 6 to rotate and tear the film at the same time.

Preferably, the synchronous drive mechanism 4 includes a servo motor 41 and a main transmission rod 42, an output shaft of the servo motor 41 is provided with a driving synchronous pulley 43, the middle of the main transmission rod 42 is provided with a driven synchronous pulley 44, and the driving synchronous belt The pulley 43 and the driven synchronous pulley 44 are connected by a synchronous belt 45 . The two ends of the main transmission rod 42 are respectively provided with main transmission gears 46 . The main transmission gears 46 can drive the left rotating assembly 5 and the right rotating assembly 6 .

Preferably, both the left rotating assembly 5 and the right rotating assembly 6 include a rotating shaft 51, one end of the rotating shaft 1 is provided with a driven gear 52, the driven gear 52 is meshed with the main transmission gear 46, and the tear film support plate 10 is connected to the rotating On the shaft 51 , the end of the tear-off film support plate 10 is provided with a serrated end 101 , and the tear-off film support plate 10 is arranged at a position corresponding to the notch 8 . The tear film support plate 10 rotates the tear film downward along the position of the notch 8 .

Preferably, the piston rod end of the rotary cylinder 9 is provided with a pressure claw 91, and the rotary cylinder 9 drives the pressure claw 91 to move to engage with the serrated end 101 on the tear film support plate 10 to clamp the release film.

Preferably, the rotary cylinder 9 drives the pressing claw 91 to move to engage with the serrated end 101 on the tear-off film support plate 10 to clamp the release film, and the synchronous drive mechanism 4 drives the left rotating assembly 5 and the right rotating assembly 6 to rotate, and the left rotating assembly 5 And the tear film support plate 10 on the right rotating assembly 6 follows the rotation of the tear film.

Preferably, the left rotation component 5 rotates clockwise, and the right rotation component 6 rotates counterclockwise.

Preferably, a film-bonding pocket 11 is provided just below the tear-off hole 7, and the release film is torn off from the battery and directly dropped into the film-bonding pocket 11 for collection. The bottom of the film receiving pocket 11 is provided with a film suction pipe 12 , and the film suction pipe 12 is connected to the film suction machine to suck away the release film in the film receiving pocket 11 .

Preferably, an ion fan 13 is also included, and the ion fan 13 is arranged on one side of the support plate 1 . The ion fan 13 can effectively prevent the generation of static electricity in the process of tearing the film.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and structures of the present invention , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. An automatic overturning and tearing film mechanism, comprising a support plate, a top plate and a side support plate, wherein the top plate is connected to the support plate and the side support plate, and the support plate is provided with a synchronous drive. Mechanism, both sides of the top plate are respectively provided with a left rotating assembly and a right rotating assembly, the top plate is provided with a tear film hole between the left rotating assembly and the right rotating assembly, and the tear film hole corresponds to the The edges of the left rotating assembly and the right rotating assembly are provided with gaps, the inner side of the side support plate is provided with a rotary cylinder, and both the left rotating assembly and the right rotating assembly are provided with tear film support plates, so The tear-off film support plate and the rotary cylinder clamp the release film, and the synchronous drive mechanism drives the left rotation assembly and the right rotation assembly to rotate the tear film at the same time. 2. The automatic reversing and tearing film mechanism according to claim 1, wherein the synchronous drive mechanism comprises a servo motor and a main transmission rod, and an output shaft of the servo motor is provided with an active synchronous pulley, and the main The middle of the transmission rod is provided with a driven synchronous pulley, the driving synchronous pulley and the driven synchronous pulley are connected by a synchronous belt, and the two ends of the main transmission rod are respectively provided with main transmission gears. A gear can drive the left rotating assembly and the right rotating assembly. 3. The automatic reversing and tearing film mechanism according to claim 2, wherein the left rotating assembly and the right rotating assembly both include a rotating shaft, and one end of the rotating shaft is provided with a driven gear, and the The driven gear meshes with the main transmission gear, the tear-off support plate is connected to the rotating shaft, the end of the tear-off support plate is provided with a serrated end, and the tear-off support plate corresponds to the notch. Location settings. 4 . The automatic reversing and tearing film mechanism according to claim 3 , wherein the piston rod end of the rotary cylinder is provided with a pressing claw, and the rotary cylinder drives the pressing claw to move to be able to interact with the tearing film support plate 4 . The serrated end on the top engages and clamps the release film. 5 . The automatic reversing and tearing film mechanism according to claim 4 , wherein the rotary cylinder drives the pressing claw to move to engage and clamp the release film on the sawtooth end on the tearing film support plate. 6 . The synchronous drive mechanism drives the left rotating assembly and the right rotating assembly to rotate, and the tearing film support plates on the left rotating assembly and the right rotating assembly follow the rotation of the tearing film. 6 . The automatic inversion and tearing film mechanism according to claim 1 , wherein the left rotation component rotates clockwise, and the right rotation component rotates counterclockwise. 7 . 7 . The automatic reversing and tearing film mechanism according to claim 1 , wherein a film connecting pocket is provided directly below the film tearing hole, and the release film is torn off from the battery and directly falls on the connecting film. 8 . Collect in pocket. 8 . The automatic inversion and tearing film mechanism according to claim 1 , further comprising an ion fan, and the ion fan is arranged on one side of the support plate. 9 .

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