CN116080250A - Tear film device - Google Patents

Abstract

The invention relates to the technical field of electronic product processing, and discloses a film tearing device. The film tearing device comprises a bearing table, an easy-tearing stripping mechanism and a foam laminating mechanism; the bearing table is used for bearing the screen body to be attached; the easy-tearing paste stripping mechanism is used for bearing an easy-tearing paste strip, the easy-tearing paste strip comprises a base film and a plurality of easy-tearing pastes which are arranged at intervals along the length direction of the base film, and the easy-tearing paste stripping mechanism can strip the easy-tearing paste from the base film; the foam laminating mechanism comprises an adsorption component and a film tearing component, wherein the adsorption component can adsorb foam and attach the foam to the surface of a screen body to be attached on the bearing table, the film tearing component can peel off the easily torn-off adhesive tape from the easily torn-off adhesive tape peeling mechanism and attach the easily torn-off adhesive tape to the foam on the surface of the screen body to be attached, and the protective film attached with the surface of the easily torn-off adhesive foam is torn off. The film tearing device can realize automatic lamination between foam and a screen body to be attached and automatic tearing of a protective film covered on the foam, avoids the screen body to be attached from being crushed, and has higher film tearing efficiency.

Description

Tear film device

technical field

The invention relates to the technical field of electronic product processing, in particular to a film tearing device.

Background technique

During the processing and production of mobile phones, it is necessary to paste foam on the back of the touch screen of the mobile phone to avoid dust and interference between the LCD module and the touch screen. However, before the foam is attached to the touch screen, the surface of the foam is still covered. There is a layer of protective film, after attaching the foam to the surface of the touch screen, the protective film on the surface of the foam needs to be removed.

The film tearing device in the prior art usually includes a sticky wheel, which is glued to the foam, and the operator then drags the sticky wheel to move away from the touch screen, thereby realizing the tearing off of the protective film on the surface of the foam. However, in this way, the sticky wheel needs to apply a certain pressure on the touch screen to stick to the protective film. Manual operation is inconvenient to control the pressure of the sticky wheel, and it is easy to crush the touch screen. The yield of finished products is low; The efficiency of the membrane is low, the workload of the operator is high, and the labor cost is high.

Therefore, it is urgent to propose a film tearing device to solve the above problems.

Contents of the invention

Based on the above problems, the object of the present invention is to provide a film tearing device, which can realize the automatic tearing off of the protective film on the foam, avoid the touch screen from being crushed, and has high film tearing efficiency and low labor cost.

In order to achieve the above purpose, the following technical solutions are provided:

The film tearing device provided by the invention comprises:

The carrying platform is used to carry the screen body to be attached;

The easy-to-tear stripping mechanism is used to carry the easy-to-tear strip, and the easy-to-tear strip includes a base film and a plurality of easy-to-tear stickers arranged at intervals along the length direction of the base film, and the easy-tear strip peeling mechanism The easy-to-tear sticker can be peeled off from the base film;

The foam pasting mechanism includes an adsorption component and a tearing film component, the adsorption component can absorb the foam and attach it to the surface of the screen body to be attached on the carrier table, and the tearing film component can attach the The easy-tear sticker peeled off by the easy-tear sticker stripping mechanism is attached to the foam on the surface of the screen to be attached, and the protective film attached with the easy-tear sticker is torn off from the foam.

As a preferred solution of the film tearing device provided by the present invention, the foam pasting mechanism also includes a manipulator body and a connecting frame, and the manipulator body is located between the carrying platform and the easy-to-tear sticker peeling mechanism, so The connecting frame is arranged on the execution end of the manipulator body, and the adsorption component and the tearing film component are both arranged on the connecting frame.

As a preferred solution of the tearing film device provided by the present invention, the tearing film assembly includes:

The film tearing driver is arranged on the connecting frame;

The fixed jaw is arranged at the fixed end of the tearing film driving member;

The movable jaw is arranged at the output end of the tearing film driving member, and the free end of the movable jaw is opposite to the fixed jaw.

As a preferred solution of the film tearing device provided by the present invention, the adsorption component includes:

Adsorption drive components are arranged on the connecting frame;

The carrying bracket is connected to the output end of the adsorption drive assembly, so as to approach the carrying platform under the driving action of the adsorption drive assembly;

The vacuum suction nozzle is arranged on the bearing bracket, and the vacuum suction nozzle can absorb the foam.

As a preferred solution of the film tearing device provided by the present invention, the number of the vacuum suction nozzles is multiple, and the multiple vacuum suction nozzles are arranged in an array on the supporting bracket.

As a preferred solution of the film tearing device provided by the present invention, the foam bonding mechanism also includes a bonding camera, and the bonding camera can obtain image information of the screen body to be bonded on the carrying platform, so as to The adsorption component can attach the captured foam to the surface of the screen body to be attached according to the image information.

As a preferred solution of the film tearing device provided by the present invention, the easy-to-tear sticker peeling mechanism includes:

Peel off the support frame;

The coiling roll is rotatably arranged on the peeling support frame, and the easy-to-tear tape is wound on the coiling roll;

The take-up roller is rotatably arranged on the peeling support frame and spaced apart from the take-up roller, and the take-up roller is used for taking up and peeling off the easy-to-tear base film.

As a preferred solution of the film tearing device provided by the present invention, the easy-to-tear sticker peeling mechanism further includes a material jacking platform, and the material jacking platform is arranged on the peeling support frame, and is located between the winding roller and the Between the receiving rollers, the bottom of the easy-to-tear tape can be in contact with the ejecting platform.

As a preferred solution of the film tearing device provided by the present invention, the easy-to-tear sticker peeling mechanism also includes a pressing component, and the pressing component includes:

The pressing driving member is arranged on the peeling support frame;

A pressing plate, one end of the pressing plate is connected to the output end of the pressing driving member, the other end of the pressing plate is located above the top table, and the pressing driving member can drive the The pressing plate moves downwards to press the easy-tear strip on the top table.

As a preferred solution of the film tearing device provided by the present invention, the film tearing device further includes a collection box for collecting the protective film attached with an easy-to-tear sticker that is torn off by the tear film assembly.

The beneficial effects of the present invention are:

The film tearing device provided by the present invention includes a bearing table, an easy-tear paste peeling mechanism and a foam lamination mechanism; the load table is used to carry the screen to be attached; the easy-tear paste strip The tear-off strip includes a base film and a plurality of easy-tear stickers arranged at intervals along the length direction of the base film. The easy-tear sticker peeling mechanism can peel off the easy-tear sticker from the base film; Membrane component, the adsorption component can absorb foam and attach it to the surface of the screen to be attached on the carrier table, and the tear-off film component can attach the easy-to-tear sticker peeled off by the easy-to-tear peeling mechanism to the screen to be attached on the surface of the foam, and remove the protective film on the surface of the foam with easy-to-tear stickers. Through the synergy between the easy-to-tear peeling mechanism and the foam bonding mechanism, automatic bonding between the foam and the screen to be attached and automatic removal of the protective film covered on the foam can be realized, avoiding the The attached screen body is crushed, and the film tearing efficiency is high, and the labor cost is low.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments of the present invention. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention , for those skilled in the art, other drawings can also be obtained according to the content of the embodiment of the present invention and these drawings without any creative effort.

Fig. 1 is a schematic structural view of a foam bonding mechanism provided by an embodiment of the present invention;

Fig. 2 is a partial structural schematic diagram of the foam pasting mechanism provided by the embodiment of the present invention;

Fig. 3 is a schematic structural view of the easy-to-tear peeling mechanism provided by the embodiment of the present invention;

Fig. 4 is a partial enlarged view at A of Fig. 3 .

In the picture:

4-foam fitting mechanism; 41-manipulator body; 42-connecting frame; 43-adsorption component; 44-fitting camera; 45-tear film component; 451-tear film drive; movable jaws;

5-Easy to peel and paste peeling mechanism; 51-Peel off support frame; 52-Coiling roller; 53-Receiving roller; 54-Top material platform; .

Detailed ways

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only the technical solutions of the present invention. Some, but not all, embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance. Wherein, the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

As shown in Figures 1-4, this embodiment provides a film tearing device, which includes a carrying platform, an easy-to-tear peeling mechanism 5 and a foam bonding mechanism 4; the carrying platform is used to carry the screen to be attached body; the easy-tear sticker peeling mechanism 5 is used to carry the easy-tear sticker strip, the easy-tear sticker strip includes a base film and a plurality of easy-tear stickers arranged at intervals along the length direction of the base film, and the easy-tear sticker peel-off mechanism 5 can separate the easy-tear sticker The tear sticker is peeled off from the base film; the foam bonding mechanism 4 includes an adsorption component 43 and a tear film component 45, the adsorption component 43 can absorb the foam and attach it to the surface of the screen body to be attached on the carrier platform, tear The film assembly 45 can attach the easy-tear sticker peeled off by the easy-tear sticker peeling mechanism 5 to the foam on the surface of the screen to be attached, and tear off the protective film attached with the easy-tear sticker from the foam. Through the synergy between the easy-to-tear peeling mechanism 5 and the foam bonding mechanism 4, automatic bonding between the foam and the screen to be attached and automatic tearing of the protective film covered on the foam can be realized, avoiding The screen body to be attached is crushed, and the film tearing efficiency is high, and the labor cost is low.

It should be noted that this embodiment does not limit the specific structure of the carrying platform, as long as it can realize the carrying of the screen body to be attached, it is within the protection scope of this embodiment.

Further, as shown in Figures 1-2, the foam pasting mechanism 4 also includes a manipulator body 41 and a connecting frame 42, the manipulator body 41 is located between the carrier platform and the easy-to-tear peeling mechanism 5, and the connecting frame 42 is arranged on the manipulator The execution end of the body 41 , the suction component 43 and the tearing film component 45 are all arranged on the connecting frame 42 . With this arrangement, one manipulator body 41 can be used to realize the synchronous movement of the adsorption component 43 and the film tearing component 45, reducing the number of driving structures and the volume of the foam bonding mechanism 4, and reducing production costs. Wherein, the manipulator body 41 may adopt a four-axis manipulator or a six-axis manipulator in the prior art.

Further, the adsorption assembly 43 includes an adsorption drive assembly, a bearing bracket and a vacuum suction nozzle, the adsorption drive assembly is arranged on the connecting frame 42; the bearing bracket is connected to the output end of the adsorption drive assembly, so as to approach The bearing platform; the vacuum nozzle is arranged on the bearing bracket, and the vacuum nozzle can absorb foam under the action of negative pressure. In this embodiment, the adsorption drive assembly is specifically an adsorption drive cylinder. Of course, in other embodiments, the adsorption drive assembly can also adopt other drive structures with a linear drive function, which can also achieve the above effects.

Optionally, there are multiple vacuum suction nozzles, and the multiple vacuum suction nozzles are arranged in an array on the supporting bracket to absorb the foam together. Multiple vacuum suction nozzles simultaneously absorb the foam under the action of negative pressure, which can increase the adsorption area, improve the adsorption effect, and prevent the foam from falling during the transfer process.

In order to accurately attach the foam to the surface of the screen body to be attached, the foam fitting mechanism 4 also includes a fitting camera 44, which is arranged on the connecting frame 42, and the fitting camera 44 can be obtained on the carrying platform. The image information of the screen body to be attached, the adsorption component 43 can attach the captured foam to the surface of the screen body to be attached according to the image information, so as to realize the precise attachment between the screen body to be attached and the foam combine.

Further, the tearing film assembly 45 includes a tearing film driving member 451, a fixed jaw 452 and a movable jaw 453, the tearing film driving member 451 is arranged on the connecting frame 42; the fixed jaw 452 is arranged on the fixed end of the tearing film driving member 451 The movable jaw 453 is disposed at the output end of the tearing film driving member 451 , and the free end of the movable jaw 453 is opposite to the fixed jaw 452 . The film tearing driver 451 can drive the movable jaw 453 to move toward or away from the fixed jaw 452 to clamp or loosen the easy-to-tear sticker. Wherein, the tearing film driving member 451 is specifically a foam tearing film driving cylinder. Of course, in other embodiments, the tear film driving member 451 can also adopt other driving structures with a linear driving function, which can also achieve the above effects.

In order to collect the torn-off protective film with easy-to-tear stickers, the tear-off device also includes a collection box, which is used to collect the protective film with easy-tear stickers torn off by the tear-off film assembly 45, so as to facilitate centralized recycling by operators. ,deal with.

Further, as shown in FIGS. 3-4 , the easy-to-tear peeling mechanism 5 includes a peeling support frame 51, a winding roll 52 and a take-up roll 53, and the take-up roll 52 and the take-up roll 53 are spaced and rotatably arranged. On the peeling support frame 51 , an easy-to-tear strip is wound on the winding roller 52 , and the take-up roller 53 is used to wind up the peeled and easy-tear base film.

Further, the easy-to-tear sticker peeling mechanism 5 also includes a rotary drive assembly (not shown in the figure), the rotary drive assembly is arranged on the peeling support frame 51, and the output end of the rotary drive assembly is connected with the receiving roller 53 to drive the receiving roller 53. The material roll 53 rotates, thereby realizing the automatic winding up of the base film. Wherein, the rotary driving component is a rotary motor.

Optionally, a plurality of tension rollers are rotated between the winding roller 52 and the take-up roller 53, and the easy-to-tear tape passes around the plurality of tension rollers in turn. By setting the tension roller, it can be ensured that the easy-tear strip is always kept in a tight state during the transmission process, which is convenient for the tear-off module 45 to clamp the easy-tear strip.

In order to further facilitate the tearing film assembly 45 to clamp the easy-to-tear sticker from the easy-to-tear sticker peeling mechanism 5, the easy-tear sticker peeling mechanism 5 also includes a top material table 54, and the top material table 54 is arranged on the peeling support frame 51 and is located on the coil roll 52 and the receiving roller 53, the ejector table 54 can provide a plane for the take-up of the tear film assembly 45, so as to ensure the accuracy of the tear film assembly 45 clamping and easy-to-tear stickers.

Further, the easy-to-tear peeling mechanism 5 also includes a pressing assembly 55, and the pressing assembly 55 includes a pressing driving member 551 and a pressing plate 552, and the pressing driving member 551 is arranged on the peeling support frame 51; One end is connected to the output end of the pressing material driving member 551, and the other end of the pressing material plate 552 is located above the top material table 54, and the pressing material driving member 551 can drive the pressing material plate 552 to move downward to press the easy-to-tear tape On the ejecting platform 54, thereby ensuring the stability of the tear film assembly 45 when clamping and easily tearing.

Optionally, there are two pressing plates 552 , and the two pressing plates 552 are arranged at intervals, and the tear film assembly 45 can clamp the easy-to-tear sticker from between the two pressing plates 552 . When the tear film assembly 45 needs to be clamped and easy to tear, the pressing driver 551 drives the two pressure plates 552 to move downwards, so that the easy to tear tape is pressed on the ejector table 54, and the tear film assembly 45 moves from the two Clamp the easy-to-tear stickers between the two binder plates 552; after the tear-off film assembly 45 has clipped the easy-to-tear stickers, the binder driver 551 drives the two binder plates 552 to move upwards, and the rotary drive assembly starts to work at this moment. The excess base film is wound up on the take-up roll 53 .

Below in conjunction with Fig. 1-Fig. 4 briefly describe the workflow of this film tearing device:

(1) The operator or the automatic retrieving mechanism places the screen to be attached on the carrying platform;

(2) The adsorption component 43 absorbs the foam under the driving action of the manipulator body 41, and attaches the adsorbed foam to the screen to be attached according to the position information of the screen to be attached on the carrier platform obtained by the attachment camera 44 the surface of the body;

(3) The rotary drive assembly stops working, and the pressing material driving member 551 drives two pressing plates 552 to move downward, so that the easy-to-tear tape is pressed on the top material table 54, and the tearing film assembly 45 is driven by the manipulator body 41. Under the action, the easy-to-tear sticker is clamped from between the two pressing plates 552;

(4) The pressing driver 551 drives the two pressing plates 552 to move upwards, and the rotating drive assembly starts to work, so that the redundant base film is wound up on the take-up roller 53;

(5) The film tearing assembly 45 attaches the clipped easy-to-tear sticker to the foam on the surface of the screen to be attached under the driving action of the manipulator body 41. After staying for a certain period of time, the film tearing assembly 45 clamps the foam on the One end of the easy-to-tear sticker, and under the driving action of the manipulator body 41, moves away from the direction of the carrying platform, and throws the protective film with the easy-tear sticker into the collection box.

Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments herein, and various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present invention, and the present invention The scope is determined by the scope of the appended claims.

Claims (10)

1. Dyestripping device, its characterized in that includes:

the bearing table is used for bearing the screen body to be attached;

the easy-tearing adhesive stripping mechanism (5) is used for bearing an easy-tearing adhesive strip, the easy-tearing adhesive strip comprises a base film and a plurality of easy-tearing adhesives which are arranged at intervals along the length direction of the base film, and the easy-tearing adhesive stripping mechanism (5) can strip the easy-tearing adhesive from the base film;

foam laminating mechanism (4), including adsorption component (43) and dyestripping subassembly (45), adsorption component (43) can adsorb foam and with its attached in treat attached screen body surface on the plummer, dyestripping subassembly (45) can with easy tearing subsides peeling mechanism (5) peel off easy tearing subsides attached in treat attached screen body surface's foam on, and will be pasted easy tearing subsides protection film follow tear on the foam.

2. The film tearing device according to claim 1, wherein the foam attaching mechanism (4) further comprises a manipulator body (41) and a connecting frame (42), the manipulator body (41) is located between the bearing table and the easy-tearing attaching stripping mechanism (5), the connecting frame (42) is arranged at an executing end of the manipulator body (41), and the adsorption assembly (43) and the film tearing assembly (45) are both arranged on the connecting frame (42).

3. The film tearing apparatus of claim 2, wherein said film tearing assembly (45) comprises:

a film tearing driving member (451) arranged on the connecting frame (42);

a fixed clamping jaw (452) arranged at the fixed end of the film tearing driving member (451);

the movable clamping jaw (453) is arranged at the output end of the dyestripping driving piece (451), and the free end of the movable clamping jaw (453) is opposite to the fixed clamping jaw (452).

4. The film tearing apparatus of claim 2, wherein said adsorption assembly (43) comprises:

the adsorption driving assembly is arranged on the connecting frame (42);

the bearing bracket is connected with the output end of the adsorption driving assembly so as to be close to the bearing table under the driving action of the adsorption driving assembly;

the vacuum suction nozzle is arranged on the bearing bracket and can adsorb the foam.

5. The film tearing apparatus of claim 4, wherein the number of vacuum nozzles is a plurality, and the plurality of vacuum nozzles are arranged in an array on the carrier.

6. The film tearing device according to claim 1, wherein the foam attaching mechanism (4) further comprises an attaching camera (44), and the attaching camera (44) can acquire image information of a to-be-attached screen on the carrying table so that the adsorption component (43) can attach the grabbed foam to the surface of the to-be-attached screen according to the image information.

7. The film tearing apparatus according to claim 1, wherein the peel-off mechanism (5) comprises:

a peeling support (51);

a material rolling roller (52) rotatably arranged on the stripping support frame (51), wherein the material rolling roller (52) is wound with the easy-to-tear tape;

the receiving roller (53) is rotatably arranged on the stripping support frame (51) and is arranged at intervals with the winding roller (52), and the receiving roller (53) is used for winding and stripping the easily-torn base film.

8. The film tearing device according to claim 7, wherein the easy-to-tear peeling mechanism (5) further comprises a material ejection table (54), the material ejection table (54) is arranged on the peeling support frame (51) and located between the material winding roller (52) and the material receiving roller (53), and the bottom of the easy-to-tear tape can be abutted against the material ejection table (54).

9. The film tearing apparatus of claim 8, wherein said peel-off mechanism (5) further comprises a nip assembly (55), said nip assembly (55) comprising:

the pressing driving piece (551) is arranged on the stripping support frame (51);

and one end of the pressing plate (552) is connected to the output end of the pressing driving piece (551), the other end of the pressing plate (552) is located above the ejection table (54), and the pressing driving piece (551) can drive the pressing plate (552) to move downwards so as to press the easy-tearing adhesive tape on the ejection table (54).

10. The film tearing apparatus according to any one of claims 1 to 9, further comprising a collection box for collecting the easy-to-tear protective film torn off by the film tearing assembly (45).

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