CN213620439U

CN213620439U - Film covering device

Info

Publication number: CN213620439U
Application number: CN202020779321.7U
Authority: CN
Inventors: 杨永; 赵成刚; 陈伟利; 耿东
Original assignee: Foxconn Precision Electronic Langfang Co Ltd
Current assignee: FIH Precision Electronics Lang Fang Co Ltd
Priority date: 2020-05-12
Filing date: 2020-05-12
Publication date: 2021-07-06
Anticipated expiration: 2030-05-12

Abstract

The application discloses a film laminating device, which comprises a film laminating assembly, a film laminating assembly arranged on one side of the film laminating assembly, a transfer assembly matched with the film laminating assembly and the film laminating assembly for use, wherein the transfer assembly is provided with a loading position for placing a product, a film laminating position for film laminating and a film laminating position for film laminating, the transfer assembly is used for sequentially transferring the product from the loading position to the film laminating position and the film laminating position, the film laminating assembly comprises a film laminating driving piece and a film laminating piece connected with the film laminating driving piece, and the film laminating piece is used for transferring a protective film under the driving of the film laminating driving piece and pasting the protective film on the surface of the product at the film laminating position; the tectorial membrane subassembly includes tectorial membrane driving piece and tectorial membrane spare, and the tectorial membrane spare is used for pressing down the protection film on the surface of the product that is located the tectorial membrane position under the drive of tectorial membrane driving piece. The film laminating device can carry out film laminating operation on the product after film laminating, so that the laminating between the protective film and the product is firmer, and the film laminating device is particularly suitable for the product with a curved surface.

Description

Film covering device

Technical Field

The application relates to the field of surface treatment, in particular to a film covering device.

Background

At present, a protective film is generally required to be attached to the surface of a product (for example, a screen of the product) to protect the surface of the product. Most of the existing film coating devices directly attach a protective film on the surface of a product. However, for products with curved surfaces, the problem of poor protective film attachment on the surface of the product is caused mainly because the curved surface edge position of the product is easy to be attached and not fastened.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a film covering device for mounting and fastening to solve the above problems.

The application provides a film covering device for laminating a protective film on the surface of a product, the film covering device comprises a film covering component, a film covering component and a transfer component, wherein the film covering component is arranged on one side of the film covering component, the transfer component is matched with the film covering component for use, the transfer component is provided with a loading position for placing the product, a film covering position for covering the film and a film covering position for covering the film, the transfer component is used for sequentially transferring the product to the film covering position and the film covering position from the loading position, the film covering component comprises a film covering driving piece and a film covering piece connected with the film covering driving piece, and the film covering piece is used for moving the protective film under the driving of the film covering driving piece and mounting the protective film on the surface of the product positioned at the film covering position; the film covering assembly comprises a film covering driving piece and a film covering piece, and the film covering piece is used for pressing and covering the protective film on the surface of the product at the film covering position under the driving of the film covering driving piece.

Further, the surface of the product is in a non-planar shape, and the film pasting piece and the film coating piece are both in shapes corresponding to the non-planar shape.

Furthermore, the film covering assembly also comprises a vacuum cover connected with the film covering driving part, and the film covering driving part can drive the vacuum cover to move so that the vacuum cover covers the product; the film covering part is located in the vacuum cover, and the film covering driving part can drive the film covering part to move so that the film covering part is pressed on the protective film on the surface of the product.

Further, move and carry the subassembly including moving and carrying driving piece, guide rail and moving and carry the piece, move the piece with move and carry the driving piece and be connected, move the piece be used for move under the drive that moves the driving piece move on the guide rail to follow the product is followed the material loading position moves in proper order to the pad pasting position reaches the tectorial membrane position.

Further, the film covering device further comprises a positioning assembly, and the positioning assembly is arranged on the transfer piece and used for positioning the product.

Furthermore, the positioning assembly comprises a fixed piece, a movable piece, an elastic piece, a supporting piece and a positioning piece, wherein the fixed piece is fixedly connected to the transfer piece; the movable piece is arranged on the fixed piece, one end of the elastic piece is abutted against the fixed piece, the other end of the elastic piece is abutted against the movable piece, and the movable piece can elastically move relative to the fixed piece and is used for bearing the vacuum cover; one end of the supporting piece is connected with the fixed piece, and the other end of the supporting piece penetrates through the movable piece; the positioning piece is arranged above the moving piece and connected with the supporting piece for positioning the product.

Furthermore, the film laminating device also comprises a feeding assembly arranged on one side of the film laminating assembly, the feeding assembly comprises a feeding part and a feeding driving part, and the feeding part is used for bearing a protective film; the feeding driving part is connected with the feeding part and used for driving the feeding part and the protective film to ascend to a preset position; the film pasting driving piece can drive the film pasting piece to move towards the feeding assembly, so that the film pasting piece moves to take the protective film which rises to the preset position.

Further, the tectorial membrane device is still including locating the pad pasting subassembly with tear the membrane subassembly between the feed subassembly, it is including tearing membrane spare and tear the membrane driving piece to tear the membrane subassembly, one side complex of protection film has from the type membrane, tear the membrane driving piece with it is connected to tear the membrane spare, is used for the drive tear the membrane spare towards being close to or keeping away from the direction motion of pad pasting spare.

Further, the tectorial membrane device is still including locating tear the membrane subassembly with leading between the pad pasting subassembly and just the subassembly, it includes support piece and locates to lead just the subassembly frame shape structure on the support piece, frame shape structure is used for right the position of the protection film that the pad pasting piece moved and got leads just.

Further, the film laminating device further comprises a controller and a guiding assembly arranged between the film tearing assembly and the film pasting assembly, the guiding assembly comprises an image capturing module, the controller is electrically connected to the image capturing module and the film pasting driving piece, the image capturing module is used for acquiring position information of the protective film moved by the film pasting piece through shooting the image of the protective film and transmitting a position signal of the protective film to the controller, and the controller can control the film pasting driving piece to drive the film pasting piece to move according to the position information of the protective film so as to guide the position of the protective film.

The film laminating device sequentially transfers the product from the loading position to the film laminating position and the film laminating position through the transfer assembly, then the film laminating driving piece drives the film laminating piece to transfer the protective film and to laminate the protective film on the surface of the product, and then the film laminating driving piece drives the film laminating piece to move and to press and cover the protective film on the surface of the product so as to further laminate the protective film and the product. Compared with the prior art, the laminating device can carry out laminating operation on products after laminating, so that the laminating between the protective film and the products is firmer, and the laminating device is particularly suitable for products with curved surfaces.

Drawings

Fig. 1 is a perspective view of a film covering device according to an embodiment of the present application.

Fig. 2 is a perspective view of a patch module in the laminating apparatus shown in fig. 1.

Fig. 3 is a three-dimensional exploded structural view of a membrane module in the membrane coating apparatus shown in fig. 1.

Fig. 4 is an assembly configuration diagram of the transfer unit and the positioning unit in the film laminating apparatus shown in fig. 1.

FIG. 5 is an assembly structure diagram of a feeding assembly, a film tearing assembly and a guiding assembly in the film covering device shown in FIG. 1.

Description of the main elements

Film coating device 100

Protective film 200

Product 300

Release film 400

Rack 10

Frame body 11

Substrate 12

Film pasting component 20

Pad pasting supporting seat 21

Vertical plate 211

Transverse plate 212

Film member 22

Film driving piece 23

First driving part 231

Second driving part 232

Third driving part 233

Fourth driving part 234

Film covering assembly 30

Film-coated supporting seat 31

Vertical plate 311

Side plate 312

Film member 32

Film-coating driving member 33

Connecting frame 34

Slide rail 35

Slider 36

Vacuum hood 37

Air extraction hole 371

Transfer assembly 40

Transfer member 41

Transfer drive unit 42

Guide rail 43

Guide block 44

Positioning assembly 50

Fixing member 51

Movable member 52

Elastic member 53

Support member 54

Positioning member 55

Contour groove 551

Supply assembly 60

Feeding frame 61

Baseboard 611

Baffle 612

Feeding member 62

Feeding driving member 63

Tear film assembly 70

Receiving member 71

Containing cavity 711

Tear film member 72

Tear film drive 73

Guide assembly 80

Support 81

Supporting

plates

811 and 812

First pilot 82

Second pilot 83

Third pilot 84

Image capturing module 85

Controller 90

The following detailed description will further illustrate the present application in conjunction with the above-described figures.

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.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Fig. 1 is a perspective view of a film covering device 100 according to an embodiment of the present application. Referring to fig. 1, the present application provides a film covering device 100, which relates to the electronic product manufacturing industry and the packaging industry, for applying a protective film 200 to a surface of a product 300, where the product 300 includes, but is not limited to, a mobile phone back shell, a tablet back shell, a computer cover plate, and a charger housing, and the protective film 200 includes, but is not limited to, a flexible low viscosity film with a certain hardness.

The film laminating apparatus 100 includes at least a film laminating unit 20, a film laminating unit 30 provided on one side of the film laminating unit 20, and a transfer unit 40 used in cooperation with the film laminating unit 20 and the film laminating unit 30. Specifically, the transfer assembly 40 is provided with a loading position for placing the product 300, a film pasting position for pasting a film, and a film covering position for covering a film, and the transfer assembly 40 is used for sequentially transferring the product 300 from the loading position to the film pasting position and the film covering position.

The film sticking assembly 20 comprises a film sticking driving part 23 and a film sticking part 22 connected with the film sticking driving part 23, and the film sticking part 22 is used for moving the protective film 200 under the driving of the film sticking driving part 23 and sticking the protective film 200 on the surface of the product 300 positioned at the film sticking position.

The film coating assembly 30 comprises a film coating driving member 33 and a film coating member 32 which will be described in detail below, and the film coating member 32 is used for pressing the protective film 200 on the surface of the product 300 at the film coating position under the driving of the film coating driving member 33.

In one embodiment, the surface of product 300 is non-planar, and both film member 22 and film member 32 have a shape that conforms to the non-planar shape.

In one embodiment, the film covering device 100 further comprises a frame 10. The frame 10 is provided with the above-described film sticking module 20, film covering module 30, and transfer module 40. The chassis 10 includes a frame 11 and a base plate 12. The frame 11 has a substantially rectangular parallelepiped shape. The substrate 12 is substantially rectangular and is provided on the frame 11. To prevent damage such as dropping the product 300, a substrate protection layer including, but not limited to, a silicone skin may be laid on the substrate 12.

In one embodiment, the film covering device 100 further comprises a positioning assembly 50. The positioning assembly 50 is disposed on the transfer assembly 40 and is used for positioning the product 300. In this case, the transfer means 40 can sequentially transfer the positioning means 50 and the products 300 positioned thereon from the loading position to the film sticking position and the film coating position.

In one embodiment, the film covering device 100 further includes a feed assembly 60. The supply assembly 60 is disposed at one side of the film pasting assembly 20 and is used for supplying the protective film 200 to the film pasting assembly 20.

In one embodiment, the film covering device 100 further includes a tear film assembly 70. The film tearing assembly 70 is disposed on one side of the film sticking assembly 20 and is used for tearing off the release film of the protective film 200 with the release film on the surface, so that the film sticking assembly 20 sticks the protective film 200 with the release film torn off.

In one embodiment, the film covering device 100 further includes a pilot assembly 80. The correcting assembly 80 is disposed on one side of the film pasting assembly 20 for correcting the protective film 200. In this case, the film attaching module 20 can remove the aligned protective film 200 to accurately attach the protective film.

In one embodiment, the film covering device 100 further comprises a controller 90. The controller 90 is electrically connected to the components of the film covering device 100 that need to be controlled for controlling the components of the film covering device 100 that need to be controlled.

It is understood that, without conflict, the film covering device 100 may include any one or any combination of the frame 10, the positioning assembly 50, the feeding assembly 60, the film tearing assembly 70, the polarization assembly 80, and the controller 90.

Fig. 2 is a perspective view of the film sticking module 20 in the film covering device 100 shown in fig. 1. Referring to fig. 2, the film sticking assembly 20 further includes a film sticking supporting seat 21. The film sticking supporting seat 21 comprises two vertical plates 211 and a transverse plate 212. Two risers 211 are disposed on the base plate 12 shown in fig. 1 at intervals in a predetermined direction (for example, the X-axis direction in fig. 2). The horizontal plate 212 is disposed on the two vertical plates 211 and extends along the predetermined direction.

The film member 22 has a substantially rectangular plate shape. The film member 22 has a plurality of suction holes (not shown), and an air extractor can be connected to the suction holes, so that the film member 22 can move the protection film 200 in a suction manner when the air extractor is turned on.

Further, an adsorption protection layer, such as a rubber layer or a silicone layer, may be disposed around the adsorption holes (not shown) of the film member 22 to prevent damage to the protection film 200 when the protection film 200 is removed and damage to the product 300 when the protection film 200 is attached to the surface of the product 300.

The film attaching driving member 23 is disposed on the horizontal plate 212, connected to the film attaching member 22, and configured to drive the film attaching member 22 to move, so that the film attaching member 22 removes the protective film 200 and attaches the protective film 200 to the surface of the product 300.

The film driving member 23 includes a first driving portion 231, a second driving portion 232, a third driving portion 233, and a fourth driving portion 234.

The first driving portion 231 is disposed on the horizontal plate 212. The power output end of the first driving part 231 is connected with the second driving part 232 for driving the second driving part 232 to move in the first direction. In this embodiment, the first driving unit 231 is a screw nut driving structure.

The power output end of the second driving part 232 is connected to the third driving part 233 for driving the third driving part 233 to move in the second direction. In this embodiment, the second driving portion 232 is a screw nut driving structure.

The power output end of the third driving part 233 is connected to the fourth driving part 234 for driving the fourth driving part 234 to rotate.

The power output end of the fourth driving portion 234 is connected to the film member 22 for driving the film member 22 to move in a third direction, wherein the first direction, the second direction and the third direction are perpendicular to each other.

In this embodiment, the first direction is an X-axis direction, the second direction is a Y-axis direction, and the third direction is a Z-axis direction.

In this embodiment, the third driving portion 233 and the fourth driving portion 234 can form a four-axis mechanism, which can drive the film-sticking member 22 to move up or down along the Z-axis and drive the film-sticking member 22 to rotate. The third driving part 233 may be a servo motor, and the fourth driving part 234 may be a driving cylinder, but is not limited thereto.

In this embodiment, the film pasting member 22, the second driving portion 232, the third driving portion 233 and the fourth driving portion 234 are two, wherein the two second driving portions 232 are disposed on the first driving portion 231 at intervals along the X-axis direction, and each second driving portion 232 is connected to the corresponding third driving portion 233, the corresponding fourth driving portion 234 and the film pasting member 22.

FIG. 3 is an exploded perspective view of the covering assembly 30 of the covering device 100 shown in FIG. 1. Although the lamination assemblies 30 shown in fig. 1 are two lamination assemblies 30 disposed on the substrate 12 at intervals in the X-axis direction, the arrangement direction of the two lamination assemblies 30 is not limited to the X-axis, and only one of the lamination assemblies 30 is illustrated in fig. 3 since the two lamination assemblies 30 have the same structure.

As shown in FIG. 3, each lamination assembly 30 further includes a lamination support base 31. The film coating supporting seat 31 includes two vertical plates 311 and a plurality of side plates 312. The two standing plates 311 are disposed on the substrate 12 at intervals in a predetermined direction (e.g., an X-axis direction in fig. 1). A plurality of side plates 312 surround the sides and the top of the vertical plate 311.

The film member 32 is used to cover the surface of the product 300. In this embodiment, membrane 32 is made of a flexible material, such as silicone.

The power output end of the film covering driving member 33 is connected with the film covering member 32, and the film covering driving member 33 is used for driving the film covering member 32 to move towards the film covered product 300, so that the film covering member 32 covers the protective film 200 on the surface of the product 300 in a pressing manner, and the protective film 200 and the product 300 are further attached.

Further, the film covering assembly 30 further includes a connecting frame 34, and the connecting frame 34 is connected between the film covering driving member 33 and the film covering member 32.

In one embodiment, the film driving member 33 is a screw nut driving structure, and in this case, the film covering assembly 30 further includes a slide rail 35 and a slide block 36. The slide rail 35 is disposed on one side plate 312 and extends along the Z-axis direction. The slider 36 is slidably disposed on the slide rail 35 and connected to one side of the connecting frame 34. When the screw nut driving structure is used, the connecting frame 34 can be driven by the screw nut driving structure to drive the sliding block 36 to move along the sliding rail 35 in the Z-axis direction, so that the film coating component 32 connected to the connecting frame 34 can carry out film coating and resetting in the Z-axis direction.

In another embodiment, the film covering driving member 33 is an electric cylinder driving structure, and in this case, the film covering assembly 30 does not include the slide rail 35 and the slide block 36. In use, the electric cylinder can drive the connecting frame 34 to move in the Z-axis direction, so that the coating member 32 connected to the connecting frame 34 can be coated and reset in the Z-axis direction.

Further, the film assembly 30 further comprises a vacuum hood 37, the vacuum hood 37 is connected with the film driving member 33 through the connecting frame 34, and the film member 32 is located in the vacuum hood 37. In use, the film driving member 33 can drive the vacuum cover 37 and the film member 32 to move towards the product 300, so that the vacuum cover 37 covers the product 300. The vacuum cover 37 is also provided with a plurality of air exhaust holes 371, an air exhaust device can be communicated with the air exhaust holes 371, and the interior of the vacuum cover 37 can be vacuumized when the air exhaust device is started; after the vacuum is pumped in the vacuum cover 37, the film driving member 33 can drive the vacuum cover 37 and the film member 32 to continue moving towards the product 300, so that the film member 32 is pressed on the protective film 200 on the surface of the product 300.

It is understood that in other embodiments, the film covering assembly 30 may further include an air cylinder, which is fixedly connected to the connecting frame 34 and has a power output end connected to the film covering member 32, and after the vacuum is drawn in the vacuum chamber 37, the air cylinder may drive the film covering member 32 to move continuously toward the product 300, so that the film covering member 32 covers the protective film 200 on the surface of the product 300.

Fig. 4 is an assembly configuration diagram of the transfer unit 40 and the positioning unit 50 in the film laminating apparatus 100 shown in fig. 1. Although the transfer unit 40 shown in fig. 1 is two transfer units 40 disposed on the substrate 12 at intervals in the X-axis direction, the arrangement direction of the two transfer units 40 is not limited to the X-axis, and only one transfer unit 40 is illustrated in fig. 4 since the two transfer units 40 have the same structure.

Referring to fig. 4, each transferring assembly 40 includes a transferring member 41, a transferring driving member 42, two guide rails 43, and two guide blocks 44. The two guide blocks 44 are slidably mounted on the two guide rails 43, and the guide rails 43 have positions corresponding to the above-described loading position, the film sticking position, and the film coating position. The transfer member 41 is connected to the two guide blocks 44 for transferring the products 300. The transferring driving member 42 is connected to the transferring member 41 for driving the transferring member 41 to move on the guide rail 43 to the loading position to receive and carry the product 300 and to sequentially transfer the product 300 from the loading position to the film pasting position and the film coating position on the guide rail 43, so that the film pasting assembly 20 performs film pasting on the product 300 at the film pasting position and the film coating assembly 30 performs film coating on the product 300 after film pasting at the film coating position. After coating, the transfer drive unit 42 is also used to drive the transfer unit 41 to move on the guide rail 43 to transfer the coated product 300 from the coating displacement back to the loading position (in this case, the loading position is also used as the unloading position) so that the operator or the robot can take the coated product 300 away. The transfer drive 42 may be a lead screw nut drive or an electric cylinder drive.

It will be appreciated that the two guide blocks 44 described above may be omitted, as long as the transfer member 41 is able to move on the guide rails 43 under the drive of the transfer drive member 42. However, in the following description of the positioning unit 50 with reference to fig. 4, the case where each transfer unit 40 includes two guide blocks 44 will be described.

As shown in fig. 4, the positioning assembly 50 connects the transfer member 41 and the two guide blocks 44. The transfer driving unit 42 can drive the transfer unit 41 and the positioning unit 50 to slide along the guide rail 43.

The positioning assembly 50 includes a fixed member 51, a movable member 52, a plurality of elastic members 53, a support member 54, and a positioning member 55. The fixing member 51 has a substantially plate shape and is fixedly connected to the transfer member 41 and the two guide blocks 44. The mover 52 is substantially plate-shaped, and the mover 52 is provided above the stator 51 with a plurality of elastic members 53 interposed therebetween. Each of the elastic members 53 has one end abutting the fixed member 51 and the other end abutting the movable member 52, so that the movable member 52 is elastically movable relative to the fixed member 51 for receiving the vacuum cover 37 described above with reference to fig. 3. As a non-limiting example, the elastic member 53 is a spring. The support member 54 is generally cylindrical and has one end connected to the stationary member 51 and the other end extending through the moveable member 52. The positioning member 55 has a substantially rectangular plate shape, is disposed above the movable member 52, and is connected to the support member 54 for positioning the product 300. Further, a curved groove 551 is formed on a side of the positioning member 55 away from the movable member 52 for positioning the product 300. The contour groove 551 may be provided with a contour groove protection layer, such as a teflon tape layer, for preventing damage to the product 300 due to bumping or the like.

In the film coating process, the positioning assembly 50 is located below the film coating assembly 30, the film coating driving member 33 drives the vacuum cover 37 and the film coating member 32 to move downwards, so that the vacuum cover 37 covers the movable member 52, at this time, the vacuum cover 37 and the movable member 52 form a sealed cavity, and the film coating member 32 is above the product 300; the vacuumizing device is started to vacuumize the vacuum cover 37, after vacuumizing, the film covering driving piece 33 drives the vacuum cover 37 and the film covering piece 32 to continuously move downwards, the moving piece 52 elastically moves downwards under the abutting action of the vacuum cover 37, and the film covering piece 32 moves towards the product 300 and presses and covers the protective film 200 on the product 300, so that the protective film 200 is further attached to the product 300.

FIG. 5 is an assembled structure diagram of the feeding assembly 60, the film tearing assembly 70 and the guiding assembly 80 of the film covering device 100 shown in FIG. 1.

The supply assembly 60 is disposed on the substrate 12 at one side of the film pasting assembly 20 shown in fig. 1, and is used for supplying the protective film 200 to the film pasting assembly 20. It should be noted that the specific location of the feeding assembly 60 is not limited, for example, in one example, the feeding assembly 60 is located on the side of the film pasting assembly 20 that is as close as possible to the film pasting position on the transferring assembly 40 described with reference to fig. 1, which facilitates both the acquisition and feeding of the protective film 200 by the feeding assembly 60 and the film pasting by the film pasting assembly 20 to transfer the protective film 200 from the feeding assembly 60 to the film pasting position. In addition, a specific feeding manner of the feeding assembly 60 is not limited, for example, in one example, the feeding assembly 60 obtains the protective film 200 stored in the feeding assembly 60 in advance or obtains the protective film 200 from the outside in real time, and then feeds the obtained protective film 200 to the film attaching assembly 20.

As shown in fig. 5, the feeding assembly 60 includes a feeding frame 61, and a feeding member 62 and a feeding driving member 63 provided on the feeding frame 61. The feeding frame 61 includes a bottom plate 611 and a plurality of baffles 612, wherein the baffles 612 are disposed on the bottom plate 611 at intervals and enclose to form a receiving chamber. The feeding member 62 is movably disposed in a receiving chamber defined by a bottom plate 611 of the feeding frame 61 and a plurality of baffles 612, and the feeding member 62 has a shape following the shape of the protective film 200 for carrying the protective film 200. The feeding driving member 63 is disposed on one side of the blocking plate 612, for example, the right side of the blocking plate 612 in fig. 5, and is connected to the feeding member 62 for driving the feeding member 62 and the protective film 200 to ascend or descend in the accommodating chamber.

It is understood that in other embodiments, the supply frame 61 may be omitted as long as the supply member 62 and the supply driving member 63 can perform the function of supplying the protective film 200.

In use, the protective film 200 is stacked on the feeding member 62, and the feeding driving member 63 drives the feeding member 62 to ascend in the accommodating chamber so as to convey the protective film 200 to a preset position; then, the film driving member 23 shown in fig. 1 drives the film member 22 to move toward the feeding assembly 60, and the film member 22 is moved to pick up the protection film 200 lifted to the predetermined position. After the film member 22 has moved the protective film 200 lifted to the predetermined position, the feeding driving member 63 drives the feeding member 62 to descend in the accommodating chamber, so that the feeding member 62 can obtain the protective film 200 to be moved again by the film member 22.

In general, one side of the protective film 200 is compounded with a release film 400 to protect the surface of the protective film 200 to be attached, but when such a protective film 200 is used, it is necessary to tear off its release film 400. In order to automatically tear off the release film 400, the film covering device 100 of the present application further includes a film tearing assembly 70.

The film tearing assembly 70 is disposed between the film sticking assembly 20 and the feeding assembly 60 on the base plate 12, and more specifically, the film tearing assembly 70 is disposed on the downstream side of the feeding assembly 60 and the upstream side of the film sticking assembly 20. The film tearing assembly 70 is used for receiving the protective film 200 compounded with the release film 400 supplied by the supply assembly 60, tearing off the release film 400, and supplying the protective film 200 torn off the release film 400 to the film pasting assembly 20.

As shown in FIG. 5, the tear film assembly 70 includes a receptacle 71, a tear film member 72 and a tear film drive member 73. The receiving member 71 has a receiving cavity 711, and is substantially in the shape of a square tube for receiving the release film 400 torn off by the film tearing member 72. The tearing film member 72 is disposed above the receptacle 71 for holding or releasing a hand-torn portion (not shown) of the release film 400. By way of non-limiting example, the tear film member 72 is a jaw. The tearing driving member 73 is disposed at one side of the receiving member 71 and connected to the tearing member 72 for driving the tearing member 72 to move toward or away from the film member 22.

It will be appreciated that in other embodiments, the receptacle 71 may be omitted, in which case the torn release film 400 may be discarded directly during movement of the tear film member 72.

In use, after the film-sticking driving member 23 shown in fig. 1 drives the film-sticking member 22 to move towards the feeding assembly 60 and makes the film-sticking member 22 move the protective film 200 lifted to the preset position, the film-sticking member 22 places the moved protective film 200 on the film tearing assembly 70; then, the film tearing driving member 73 drives the film tearing member 72 to move towards the direction close to the film pasting member 22, so that the film tearing member 72 clamps the hand-tearing part on the release film 400; then, the film tearing driving member 73 drives the film tearing member 72 to move in a direction away from the film adhering member 22, so that the release film 400 clamped by the film tearing member 72 is separated from the protective film 200, and after the separation, the film tearing driving member 73 drives the film tearing member 72 to release the hand tearing portion, so that the release film 400 falls into the receiving cavity 711. As a non-limiting example, tear film drive 73 is an air cylinder.

Due to the operations of clamping, separating and releasing the release film 400 on the protective film 200 by the film tearing assembly 70, the position of the protective film 200 removed by the film sticking member 22 through the film tearing may deviate from the position required by the surface of the product to be stuck at the film sticking position. In order to guide the position of the film sticking assembly 20 moving the protective film 200 with the release film 400 removed from the film tearing assembly 70, the film covering device 100 of the present application further comprises a guide assembly 80 located between the film tearing assembly 70 and the film sticking assembly 20. In particular, in the present embodiment, the pilot assembly 80 is disposed on the downstream side of the tear film assembly 70.

As shown in fig. 5, the pilot assembly 80 includes a supporting member 81, and a first pilot member 82, a second pilot member 83 and a third pilot member 84 disposed on the supporting member 81. The support 81 includes two

support plates

811 and 812, and the two

support plates

811 and 812 are spaced apart in the X-axis direction. The first pilot member 82, the second pilot member 83 and the third pilot member 84 are substantially rectangular rods. The first guiding member 82, the second guiding member 83 and the third guiding member 84 are connected in sequence and enclosed to form a frame structure, and the frame structure is disposed on the two supporting

plates

811 and 812, and is used for guiding the position of the protective film 200 moved by the film attaching member 22 shown in fig. 1, so that the guided protective film 200 is attached to the surface of the product 300 shown in fig. 1. In this embodiment, the frame structure can guide three sides of the protection film 200.

Further, the guiding assembly 80 further includes an image capturing module 85. In this case, the protective film 200 needs to be provided with reference points for positioning in advance, and the reference points may be, for example, a cross shape or a field shape without limitation. The image capturing module 85 is disposed below the first guiding element 82, and is configured to capture the position information of the protective film 200 moved by the film-attaching element 22 shown in fig. 1 by capturing a reference point on the protective film 200, and the film-attaching driving element 23 shown in fig. 1 can control the film-attaching element 22 to rotate according to the position information of the protective film 200, so as to rotate the protective film 200 to a desired position. In the present embodiment, the image capturing module 85 is used in combination with the frame structure. In the present embodiment, there are two image capturing modules 85. In addition, the first guiding element 82 can be omitted, and the image capturing module 85 is fixed at a predetermined position.

It is understood that in other embodiments, the image capturing module 85 and the frame structure can be used alternatively to guide the position of the protective film 200 removed by the film-attaching member 22.

With reference to fig. 1, the controller 90 is electrically connected to the image capturing module 85 and the film driving component 23, the image capturing module 85 is configured to capture an image of the protective film 200 to obtain position information of the protective film 200 moved by the film member 22 and transmit a position signal of the protective film 200 to the controller 90, and the controller 90 can control the film driving component 23 to drive the film member 22 to move according to the position information of the protective film 200 to guide the position of the protective film 200.

The controller 90 includes, but is not limited to, a single chip, a computer, a PLC, a microcomputer, and an industrial personal computer.

The overall implementation process of one embodiment of the application is as follows: placing the product 300 on the positioning assembly 50 moving to the upper material level, and placing the protective film 200 compounded with the release film 400 on the feeding assembly 60;

the transferring assembly 40 transfers the positioning assembly 50 from the loading position to the film pasting position, and meanwhile, the film pasting driving member 23 drives the film pasting member 22 to move towards the feeding assembly 60, so as to transfer the protective film 200 on the feeding assembly 60;

the film sticking driving piece 23 drives the film sticking piece 22 to move above the film tearing assembly 70, and the film tearing driving piece 73 drives the film tearing piece 72 to move towards the film sticking piece 22, so that the film tearing piece 72 clamps the hand-tearing part on the release film 400; then, the film tearing driving part 73 drives the film tearing part 72 to move towards the direction away from the film pasting part 22, so that the release film 400 clamped by the film tearing part 72 is separated from the protective film 200, and after separation, the film tearing driving part 73 drives the film tearing part 72 to release the hand tearing part, so that the release film 400 falls into the accommodating cavity 711;

the film pasting driving part 23 drives the film pasting part 22 to move the protective film 200 into the frame-shaped structure of the guide assembly 80, so as to guide three sides of the protective film 200;

the film pasting driving part 23 drives the film pasting part 22 to move the straightened protective film 200 to a film pasting position, and a product 300 at the film pasting position is pasted with a film;

the transferring driving member 42 drives the transferring member 41 to transfer the film-coated product 300 to the film coating position;

the film covering driving part 33 drives the vacuum cover 37 and the film covering member 32 to move downwards, so that the vacuum cover 37 covers the movable member 52, at the moment, the vacuum cover 37 and the movable member 52 form a sealed cavity, and the film covering member 32 is above the product 300; the vacuumizing device is started to vacuumize the vacuum cover 37, after vacuumizing, the film covering driving piece 33 drives the vacuum cover 37 and the film covering piece 32 to continuously move downwards, the moving piece 52 moves downwards and elastically moves under the abutting action of the vacuum cover 37, and the film covering piece 32 moves towards the product 300 and presses and covers the protective film 200 on the product 300, so that the protective film 200 is further attached to the product 300.

The film laminating device 100 drives the film laminating member 22 to move the protective film 200 and laminate the protective film 200 on the surface of the product 300 through the film laminating driving member 23, and then the film laminating driving member 33 drives the film laminating member 32 to move and press the protective film 200 on the surface of the product 300, so as to further laminate the protective film 200 and the product 300. Compared with the prior art, the film laminating device 100 disclosed by the application is used for laminating the product 300 after film laminating, so that the laminating between the protective film 200 and the product 300 is firmer, and the film laminating device is particularly suitable for the products 300 with different curved surfaces.

In addition, other changes may be made by those skilled in the art within the spirit of the application, and such changes are, of course, encompassed within the scope of the invention as claimed.

Claims

1. A film laminating device is used for laminating a protective film on the surface of a product and is characterized by comprising a film laminating assembly, a film laminating assembly arranged on one side of the film laminating assembly and a transfer assembly matched with the film laminating assembly and the film laminating assembly for use, wherein the transfer assembly is provided with a loading position for placing the product, a film laminating position for laminating and a film laminating position for laminating, the transfer assembly is used for sequentially transferring the product from the loading position to the film laminating position and the film laminating position, the film laminating assembly comprises a film laminating driving part and a film laminating part connected with the film laminating driving part, and the film laminating part is used for transferring the protective film under the driving of the film laminating driving part and mounting the protective film on the surface of the product positioned at the film laminating position; the film covering assembly comprises a film covering driving piece and a film covering piece, and the film covering piece is used for pressing and covering the protective film on the surface of the product at the film covering position under the driving of the film covering driving piece.

2. The laminating device of claim 1, wherein the product surface is non-planar and the film member and the laminating member each have a shape that conforms to the non-planar shape.

3. The laminating device of claim 1, wherein the laminating assembly further comprises a vacuum hood coupled to the laminating drive, the laminating drive capable of driving the vacuum hood to move so that the vacuum hood covers the product; the film covering part is located in the vacuum cover, and the film covering driving part can drive the film covering part to move so that the film covering part is pressed on the protective film on the surface of the product.

4. The film laminating device of claim 3, wherein the transfer assembly includes a transfer drive member, a guide rail, and a transfer member, the transfer member is connected to the transfer drive member, and the transfer member is configured to move on the guide rail under the drive of the transfer drive member to sequentially transfer the product from the loading position to the film laminating position and the film laminating position.

5. The laminating device of claim 4, further comprising a positioning assembly disposed on the transfer member for positioning a product.

6. The film covering device of claim 5, wherein the positioning assembly comprises a fixed member, a movable member, an elastic member, a support member, and a positioning member, the fixed member being fixedly attached to the transfer member; the movable piece is arranged on the fixed piece, one end of the elastic piece is abutted against the fixed piece, the other end of the elastic piece is abutted against the movable piece, and the movable piece can elastically move relative to the fixed piece and is used for bearing the vacuum cover; one end of the supporting piece is connected with the fixed piece, and the other end of the supporting piece penetrates through the movable piece; the positioning piece is arranged above the moving piece and connected with the supporting piece for positioning the product.

7. The laminating device of claim 1, further comprising a supply assembly disposed on one side of the film-attaching assembly, wherein the supply assembly comprises a supply member and a supply driving member, and the supply member is used for carrying a protective film; the feeding driving part is connected with the feeding part and used for driving the feeding part and the protective film to ascend to a preset position; the film pasting driving piece can drive the film pasting piece to move towards the feeding assembly, so that the film pasting piece moves to take the protective film which rises to the preset position.

8. The laminating device of claim 7, further comprising a film tearing assembly disposed between the film sticking assembly and the feeding assembly, wherein the film tearing assembly comprises a film tearing member and a film tearing driving member, a release film is combined on one side of the protective film, and the film tearing driving member is connected with the film tearing member and used for driving the film tearing member to move towards a direction close to or away from the film sticking member.

9. The film covering device of claim 8, further comprising a centering assembly disposed between the film tearing assembly and the film adhering assembly, wherein the centering assembly comprises a support member and a frame structure disposed on the support member, and the frame structure is configured to center the position of the protective film removed from the film adhering member.

10. The film covering device as claimed in claim 8, further comprising a controller and a guiding assembly disposed between the film tearing assembly and the film sticking assembly, wherein the guiding assembly comprises an image capturing module, the controller is electrically connected to the image capturing module and the film sticking driving member, the image capturing module is configured to capture an image of the protective film to obtain position information of the protective film removed by the film sticking member and transmit a position signal of the protective film to the controller, and the controller is configured to control the film sticking driving member to drive the film sticking member to move according to the position information of the protective film so as to guide the position of the protective film.