CN110190292B

CN110190292B - Film covering device and film covering system

Info

Publication number: CN110190292B
Application number: CN201910452708.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Wuxi Lead Intelligent Equipment Co Ltd
Current assignee: Wuxi Lead Intelligent Equipment Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2022-03-11
Anticipated expiration: 2039-05-28
Also published as: CN110190292A

Abstract

The application discloses mantle device and mantle system. This mantle device includes: the fixed shaft is provided with a first pipeline; the turntable assembly is rotatably arranged on the fixed shaft and is provided with a second pipeline which is communicated with the first pipeline; the clamping assembly comprises a first clamping piece, a second clamping piece and a vacuum chuck, the first clamping piece and the second clamping piece are both rotatably arranged on the turntable assembly, the vacuum chuck is connected to the first clamping piece and the second clamping piece, the first clamping piece is provided with a third pipeline, the second clamping piece is provided with a fourth pipeline, the third pipeline and the fourth pipeline are respectively communicated with the corresponding vacuum chuck and the second pipeline, and the first clamping piece is further in meshed connection with the second clamping piece; wherein, the two vacuum chucks open and close along with the first clamping piece and the second clamping piece. Through set up the pipeline in fixed axle, carousel subassembly and centre gripping subassembly, this application can make the overall structure of mantle device step up more and urge and the cost obtains reducing.

Description

Film covering device and film covering system

Technical Field

The application relates to the technical field of battery production equipment, in particular to a film covering device and a film covering system.

Background

The battery cover film is a procedure in the battery production technology, namely, a battery protective film is firstly cut and then sleeved on the battery. The film sleeving devices arranged on the existing cylindrical battery assembly line can set the number of label sleeving stations according to the needs of customers, one station needs one or more air pressure devices, and corresponding vacuum suction cups, air pipes and the like can also be increased along with the increase of the air pressure devices. The structure of the whole machine is thus relatively complex and costly.

Disclosure of Invention

The application mainly provides a covering membrane device and a covering membrane system to solve the problems that the structure of the existing covering membrane device is complex and the cost is high.

In order to solve the technical problem, the application adopts a technical scheme that: a film covering device is provided. This mantle device includes: the fixed shaft is provided with a first pipeline; the turntable assembly is rotatably arranged on the fixed shaft and is provided with a second pipeline which is communicated with the first pipeline; the clamping assembly comprises a first clamping piece, a second clamping piece and a vacuum chuck, the first clamping piece and the second clamping piece are both rotatably arranged on the turntable assembly, the vacuum chuck is connected to the first clamping piece and the second clamping piece, the first clamping piece is provided with a third pipeline, the second clamping piece is provided with a fourth pipeline, the third pipeline and the fourth pipeline are respectively communicated with the corresponding vacuum chuck and the second pipeline, and the first clamping piece is further in meshed connection with the second clamping piece; wherein, the two vacuum chucks open and close along with the first clamping piece and the second clamping piece.

In a specific embodiment, the film covering device comprises a plurality of clamping assemblies, the plurality of clamping assemblies are arranged on the turntable assembly, and the first pipeline is communicated with the plurality of clamping assemblies through the turntable assembly.

In a specific embodiment, the turntable assembly has a rotary groove, the plurality of second pipelines are communicated with the rotary groove, and the rotary groove is communicated with the first pipeline.

In a specific embodiment, the clamping assembly further includes a hollow shaft, the hollow shaft is connected to the turntable assembly, the first clamping member and the second clamping member are rotatably disposed on the hollow shaft, the hollow shaft is communicated with the second pipeline and the third pipeline, and the hollow shaft is communicated with the second pipeline and the fourth pipeline.

In a specific embodiment, the film covering device further comprises a cam assembly fixedly connected to the fixed shaft, and the first clamping member is in rolling contact with the cam assembly;

when the first clamping piece rotates around the cam assembly along with the turntable assembly, the first clamping piece also swings around the hollow shaft, so that the first clamping piece and the second clamping piece are changed between an open state and a closed state.

In a specific embodiment, the first clamping member comprises a first tooth portion, the second clamping member comprises a second tooth portion, the first tooth portion and the second tooth portion are in meshed connection, and the first tooth portion is used for driving the second tooth portion to enable the second clamping member to swing around the hollow shaft.

In a specific embodiment, the clamping assembly further comprises an elastic member connected between the first clamping member and the second clamping member, and the elastic member is used for enabling the first clamping member and the second clamping member to be changed from an open state to a closed state.

In a specific embodiment, the cam assembly comprises an unfolding cam and an opening and closing cam piece, wherein the opening and closing cam piece is connected with the unfolding cam;

when the first clamping piece is in rolling contact with the unfolding cam, the first clamping piece and the second clamping piece are in an opening state, and when the first clamping piece is in rolling contact with the opening cam piece, the first clamping piece and the second clamping piece are changed between the opening state and the closing state.

In a particular embodiment, the cam assembly further comprises a closing cam member coupled to the deployment cam;

wherein during the rolling contact of the first clamping member with the closure cam member, the first clamping member and the second clamping member gradually transition from an open state to a closed state.

In order to solve the above technical problem, another technical solution adopted by the present application is: a film cover system is provided. The film covering system comprises the film covering device.

The beneficial effect of this application is: in contrast to the prior art, the present application discloses a film covering device and a film covering system. The first pipeline is arranged in the fixed shaft, the second pipeline is arranged in the rotary table assembly, the third pipeline is arranged in the first clamping piece, the fourth pipeline is arranged in the second clamping piece, the vacuum chucks can be communicated with an external negative pressure device through the first clamping piece, the second clamping piece, the rotary table assembly and the fixed shaft, and therefore extra pipelines are prevented from being arranged to communicate the vacuum chucks with the external negative pressure device, the integral structure of the film sleeving device is enabled to be more compact, each vacuum chuck can share one air pressure device through the first pipeline, and the integral cost of the film sleeving device is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic top view of one embodiment of a film covering device provided herein;

FIG. 2 is an enlarged schematic view of region A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the film-covering apparatus of FIG. 1;

fig. 4 is an enlarged schematic view of a region B in fig. 3.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1, fig. 1 is a schematic top view of an embodiment of a film covering device provided in the present application.

The film covering device 100 can be applied to a film covering scene of a cylindrical battery and is used for covering the cylindrical battery with a film. Of course, the film covering device 100 may also be applied in other scenarios, and the application is not limited to the specific application scenario.

For convenience of description, in the following embodiments, the structure and function of the sheathing apparatus 100 will be described in detail by taking the sheathing scenario where the sheathing apparatus 100 is applied to a cylindrical battery as an example.

The film covering device 100 comprises a fixed shaft 10, a turntable assembly 20 and a clamping assembly 30, wherein the turntable assembly 20 is rotatably arranged on the fixed shaft 10, the clamping assembly 30 is connected to the turntable assembly 20, and the clamping assembly 30 can rotate along with the turntable assembly 20 relative to the fixed shaft 10.

Referring to fig. 1 to 4, the fixing shaft 10 has a first pipe 12, and one end of the fixing shaft 10 is used for connecting with an air pressure device, and the air pressure device is communicated with the first pipe 12.

The turntable assembly 20 is rotatably disposed on the fixed shaft 10 and has a second duct 22, and the second duct 22 is communicated with the first duct 12.

Optionally, the turntable assembly 20 is a split structure, and includes a vacuum plate and a turntable plate, the vacuum plate and the turntable plate are relatively fixed, and both the vacuum plate and the turntable plate are rotatably disposed on the fixing shaft 10, and the second pipe 22 is disposed on the vacuum plate and the turntable plate. Alternatively, the turntable assembly 20 is a one-piece structure. This is not limited by the present application.

The clamping assembly 30 comprises a first clamping piece 31, a second clamping piece 32 and a vacuum chuck 33, the first clamping piece 31 and the second clamping piece 32 are both rotatably arranged on the turntable assembly 20, the first clamping piece 31 is further in meshed connection with the second clamping piece 32, and then the first clamping piece 31 and the second clamping piece 32 can be mutually opened and closed so as to clamp or loosen the battery.

The first clamping piece 31 and the second clamping piece 32 are both connected with a vacuum suction cup 33, and the vacuum suction cups 33 on the first clamping piece 31 and the second clamping piece 32 are used for sucking the covering film from two sides of the covering film.

The first clamping member 31 has a third pipe 310, the second clamping member 32 has a fourth pipe 320, the third pipe 310 and the fourth pipe 320 are respectively communicated with the corresponding vacuum chuck 33 and the second pipe 22, namely, the third pipe 310 is communicated with the vacuum chuck 33 connected with the first clamping member 31 and the second pipe 22, and the fourth pipe 320 is communicated with the vacuum chuck 33 connected with the second clamping member 32 and the second pipe 22.

As shown in fig. 3, the two vacuum suction cups 33 are opened and closed with the first clamping member 31 and the second clamping member 32, that is, the two vacuum suction cups 33 are opened relatively with the first clamping member 31 and the second clamping member 32 opened, and the two vacuum suction cups 33 are closed relatively with the first clamping member 31 and the second clamping member 32 closed.

Optionally, the number of clamping assemblies 30 is one.

Optionally, the film covering device 100 includes a plurality of clamping assemblies 30, that is, the film covering device 100 includes at least two clamping assemblies 30, the plurality of clamping assemblies 30 are all disposed on the turntable assembly 20, the first pipe 12 is simultaneously communicated with the plurality of clamping assemblies 30 through the turntable assembly 20, that is, all the clamping assemblies 30 can be communicated with the first pipe 12 through the plurality of second pipes 22, and then the air pressure required by all the vacuum suction cups 33 can be supplied by the same air pressure device, so that the use of air pressure pipelines is reduced, the number of air pressure devices can be effectively reduced, the overall cost of the film covering device 100 is reduced, and the overall structure of the film covering device 100 is more compact.

Specifically, as shown in fig. 4, the turntable assembly 20 has a rotation groove 24, the plurality of second conduits 22 are communicated with the rotation groove 24, and after the turntable assembly 20 is matched with the fixed shaft 10, the rotation groove 24 is communicated with the first conduit 12. Or, a revolving groove is arranged on the fixed shaft 10, the revolving groove is communicated with the first pipeline 12, and after the turntable assembly 20 is matched with the fixed shaft 10, the plurality of second pipelines 22 are communicated with the revolving groove.

The clamping assembly 30 further includes a hollow shaft 34, and the first clamping member 31 and the second clamping member 32 are rotatably disposed on the turntable assembly 20 through the hollow shaft 34.

Specifically, the hollow shaft 34 is connected to the turntable assembly 20, one end of the hollow shaft 34 is communicated with the second pipeline 22, the first clamping member 31 and the second clamping member 32 are rotatably disposed on the corresponding hollow shaft 34, the third pipeline 310 is communicated with the other end of the corresponding hollow shaft 34, the fourth pipeline 320 is communicated with the other end of the corresponding hollow shaft 34, the corresponding hollow shaft 34 is communicated with the second pipeline 22 and the third pipeline 310, and the other corresponding hollow shaft 34 is communicated with the second pipeline 22 and the fourth pipeline 320.

Alternatively, the hollow shaft 34 is a three-way pipe structure, that is, the hollow shaft 34 includes three pipes connected to the same end, wherein one pipe is communicated with the second pipeline 22, and the other two pipes are communicated with the third pipeline 310 and the fourth pipeline 320, respectively.

Further, as shown in fig. 1, the film covering device 100 further includes a cam assembly 40, the cam assembly 40 is fixedly connected to the fixed shaft 10, and the first holding member 31 is in rolling contact with the cam assembly 40.

For example, a cam follower bearing is connected to the first clamp 31, and the first clamp 31 is in rolling contact with the cam assembly 40 via the cam follower bearing.

When the first clamping member 31 rotates around the cam assembly 40 along with the turntable assembly 20, the first clamping member 31 swings around the hollow shaft 34, the first clamping member 31 is further engaged with the second clamping member 32, and the first clamping member 31 drives the second clamping member 32 to swing when swinging, and the swinging directions of the first clamping member 31 and the second clamping member 32 are opposite, so that the first clamping member 31 and the second clamping member 32 are changed between the open state and the closed state.

Specifically, as shown in fig. 2, the first clamping member 31 includes a first tooth portion 312, the second clamping member 32 includes a second tooth portion 322, the first tooth portion 312 and the second tooth portion 322 are in a meshed connection, and the first tooth portion 312 is used for driving the second tooth portion 322 to enable the second clamping member 32 to swing around the corresponding hollow shaft 34.

Further, the clamping assembly 30 further includes an elastic member 35, the elastic member 35 is connected between the first clamping member 31 and the second clamping member 32, and the elastic member 35 is used for transforming the first clamping member 31 and the second clamping member 32 from the open state to the closed state.

That is, when the contact state of the first clamping member 31 and the cam assembly 40 changes, the moment of the cam assembly 40 to the first clamping member 31 is smaller than the moment of the elastic member 35 to the first clamping member 31, and the first clamping member 31 and the second clamping member 32 are changed from the open state to the closed state; when the moment of the cam assembly 40 to the first clamping member 31 is greater than the moment of the elastic member 35 to the first clamping member 31, the first clamping member 31 and the second clamping member 32 are changed from the closed state to the open state.

The cam assembly 40 includes a deployment cam 42 and an opening and closing cam member 44, the opening and closing cam member 44 being connected to the deployment cam 42.

Wherein, when the first clamping piece 31 is in rolling contact with the unfolding cam 42, the first clamping piece 31 and the second clamping piece 32 are in an opening state. When the first holding member 31 is in rolling contact with the opening-closing cam member 44, the first holding member 31 and the second holding member 32 are shifted between the opened state and the closed state, that is, in one process of the first holding member 31 being in rolling contact with the opening-closing cam member 44, the first holding member 31 and the second holding member 32 are shifted between the opened state and the closed state a plurality of times.

In a battery film covering scene, after the two vacuum suction cups 33 absorb the film covering from two sides of the film covering, in one process that the first clamping piece 31 is in rolling contact with the opening and closing cam piece 44, the two vacuum suction cups 33 are changed between the opening state and the closing state for multiple times so as to completely open the film covering, so that a subsequent battery can be easily sleeved in the film covering.

Further, the cam assembly 40 also includes a closing cam member 46, the closing cam member 46 being connected to the deployment cam 42.

Wherein, during the rolling contact of the first clamping member 31 with the closing cam member 46, the first clamping member 31 and the second clamping member 32 gradually change from the open state to the closed state.

In this embodiment, the closing cam member 46 is disposed on the unfolding cam 42 adjacent to the opening cam member 44, and the closing cam member 46 and the opening cam member 44 are in smooth transition contact, so that when the turntable assembly 20 rotates relative to the fixed shaft 10, the first clamping member 31 sequentially rolls through the closing cam member 42 and the opening cam member 44.

During the rolling contact of the first holding member 31 with the closing cam member 46, the first holding member 31 and the second holding member 32 gradually change from the open state to the closed state, so that the two vacuum suction cups 33 grip the envelope from both sides thereof and adsorb the envelope. Thereafter, the first clamping member 31 is in rolling contact with the opening cam member 44, and in the process, the two vacuum suction cups 33 are switched between the opened state and the closed state a plurality of times to completely open the envelope. Finally, the first clamping member 31 is in rolling contact with the unfolding cam 42 to maintain the two vacuum cups 33 in the unfolded state, and in the process, the battery is sleeved in the sleeve.

When the film covering device 100 includes a plurality of clamping assemblies 30, for example, eighteen groups of clamping assemblies 30 are connected to the rotating disc assembly 20, and then eighteen first clamping assemblies 31 are in rolling contact with the cam assembly 40 at the same time, and in the process that the rotating disc assembly 20 rotates for a circle relative to the fixed shaft 10, each clamping assembly 30 completes the film covering process of the battery, so that the production efficiency of the product is greatly improved, and the productivity of the film covering device 100 is effectively increased.

In this embodiment, the first pipe 12 can be simultaneously communicated with the vacuum chucks 33 of the plurality of clamping assemblies 30 through the turntable assembly 20, so as to avoid the arrangement of an additional pipeline communicated with the vacuum chucks 33, and the plurality of clamping assemblies 30 can share one air pressure device through the first pipe 12, so that the overall structure of the film covering device 100 is more compact, the overall cost is reduced, meanwhile, the plurality of clamping assemblies 30 greatly improve the production efficiency of products, and the productivity of the film covering device 100 is increased.

Further, the present application also provides a film covering system, which includes the film covering apparatus 100 as described above.

In contrast to the prior art, the present application discloses a film covering device and a film covering system. The first pipeline is arranged in the fixed shaft, the second pipeline is arranged in the rotary table assembly, the third pipeline is arranged in the first clamping piece, the fourth pipeline is arranged in the second clamping piece, the vacuum chucks can be communicated with an external negative pressure device through the first clamping piece, the second clamping piece, the rotary table assembly and the fixed shaft, and therefore extra pipelines are prevented from being arranged to communicate the vacuum chucks with the external negative pressure device, the integral structure of the film sleeving device is enabled to be more compact, each vacuum chuck can share one air pressure device through the first pipeline, and the integral cost of the film sleeving device is reduced.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are intended to be included within the scope of the present application.

Claims

1. A film covering device, comprising:

a stationary shaft having a first conduit;

the turntable assembly is rotatably arranged on the fixed shaft and is provided with a second pipeline which is communicated with the first pipeline;

the clamping assembly comprises a first clamping piece, a second clamping piece and a vacuum chuck, the first clamping piece and the second clamping piece are both rotatably arranged on the turntable assembly, the vacuum chuck is connected to the first clamping piece and the second clamping piece, the first clamping piece is provided with a third pipeline, the second clamping piece is provided with a fourth pipeline, the third pipeline and the fourth pipeline are respectively communicated with the corresponding vacuum chuck and the second pipeline, and the first clamping piece is further in meshed connection with the second clamping piece;

and the two vacuum suction cups are opened and closed along with the first clamping piece and the second clamping piece.

2. A film covering device as claimed in claim 1, wherein the film covering device comprises a plurality of said clamping assemblies, each of the plurality of said clamping assemblies is disposed on the turntable assembly, and the first conduit communicates with the plurality of said clamping assemblies through the turntable assembly.

3. A film covering device as recited in claim 1, wherein the turntable assembly has a rotary slot, a plurality of the second conduits communicate with the rotary slot, and the rotary slot communicates with the first conduit.

4. The film covering device according to claim 1, wherein the clamping assembly further comprises a hollow shaft, the hollow shaft is connected to the turntable assembly, the first clamping member and the second clamping member are rotatably disposed on the hollow shaft, the hollow shaft communicates the second pipeline and the third pipeline, and the hollow shaft communicates the second pipeline and the fourth pipeline.

5. A film covering device as claimed in claim 4, further comprising a cam assembly fixedly attached to the fixed shaft, the first holding member being in rolling contact with the cam assembly;

when the first clamping piece rotates around the cam assembly along with the rotary disc assembly, the first clamping piece swings around the hollow shaft, so that the first clamping piece and the second clamping piece are changed between an open state and a closed state.

6. The film covering device according to claim 5, wherein the first clamping member comprises a first tooth portion, the second clamping member comprises a second tooth portion, the first tooth portion and the second tooth portion are in a meshed connection, and the first tooth portion is used for driving the second tooth portion to enable the second clamping member to swing around the hollow shaft.

7. A filming device as recited in claim 5, wherein the clamping assembly further includes a resilient member coupled between the first clamping member and the second clamping member, the resilient member being configured to transition the first clamping member and the second clamping member from the open condition to the closed condition.

8. A film covering device as claimed in claim 5, wherein the cam assembly comprises an unfolding cam and an opening-closing cam member, the opening-closing cam member being connected to the unfolding cam;

9. A filming apparatus as set forth in claim 8, wherein the cam assembly further comprises a closure cam member coupled to the deployment cam;

10. A film-coating system comprising a film-coating device according to any one of claims 1 to 9.