CN217477756U - Dyestripping subassembly and dyestripping device - Google Patents

Abstract

The embodiment of the utility model discloses a film tearing assembly and a film tearing device, which are used for peeling off a protective film on an optical element, wherein the corners of the protective film are provided with viscous components; the film tearing assembly comprises a film clamping mechanism and a stripping and recovering mechanism; the film clamping mechanism comprises a first driving part, a first clamping part and a second clamping part, and the first clamping part and the second clamping part can move in opposite directions and abut against each other under the driving of the first driving part so as to clamp the viscous component; the stripping and recycling mechanism comprises a second driving part and a rotating roller, an accommodating groove is further formed in the rotating roller, the film clamping mechanism is located in the accommodating groove and movably connected with the rotating roller, and after the adhesive part is clamped by the film clamping mechanism, the rotating roller rotates forwards or reversely around the axis of the rotating roller under the driving of the second driving part, so that the protective film is wound and attached to or separated from the rotating roller. The utility model discloses can peel off the protection film fast and collect the protection film of being peeled off automatically and smoothly, practice thrift manufacturing cost to can alleviate operation personnel's intensity of labour and improve production efficiency.

Description

Dyestripping subassembly and dyestripping device

Technical Field

The utility model belongs to the technical field of the liquid crystal display device manufacture technique and specifically relates to a dyestripping subassembly and dyestripping device are related to.

Background

Currently, a film tearing process is used for many times in the manufacturing process of a liquid crystal display device, and the film tearing process is a production process for tearing off a layer of protective film attached to optical elements such as a polarizer, an Optical Clear Adhesive (OCA) and the like.

Among the dyestripping equipment of prior art, generally adopt the mode of easily tearing the pad dyestripping, set up easily to tear the pad at the corner of protection film, carry through anchor clamps and easily tear the pad back according to setting for the angle protection film angle of rise to drive anchor clamps horizontal migration is in order to accomplish the pad dyestripping, directly throws material to the waste material case with abandonment protection film behind the pad dyestripping. In actual operation, because the frequency of tearing the film is high, the quantity is large, and the scattered waste protective film occupies large space, operators need to collect the waste protective film with high frequency to empty a waste bin, and the cleaning and recycling frequency is high; in addition, the viscosity of the waste protective film is high, and the waste protective film is not easy to collect, so that the workload of operators is large and the labor intensity is high.

In view of this, the applicant of the present invention has made extensive conception in view of many defects and inconveniences caused by the imperfect design of the above-mentioned film tearing equipment, and has actively researched and developed the present creation by improving and trying on the design.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it directly throws the material to need high frequency to retrieve the technical problem that leads to the operation personnel work big, intensity of labour is big with the abandonment protection film to aim at solving prior art's dyestripping equipment.

In order to solve the technical problem, the utility model discloses a solution is: the embodiment of the utility model particularly discloses a film tearing assembly which is used for peeling off a protective film on an optical element, and the corners of the protective film are provided with viscous components; the film tearing assembly comprises a film clamping mechanism and a peeling recovery mechanism;

the film clamping mechanism comprises a first driving part, a first clamping part and a second clamping part which are oppositely arranged, and the first clamping part and the second clamping part can move oppositely and abut against each other to clamp the viscous component under the driving of the first driving part; the stripping and recycling mechanism comprises a second driving part and a rotating roller, wherein the rotating roller is also provided with an accommodating groove, and the film clamping mechanism is positioned in the accommodating groove and movably connected with the rotating roller; after the film clamping mechanism clamps the viscous component, the rotating roller rotates around the axis of the rotating roller in a forward direction or a reverse direction under the drive of the second driving part, so that the protective film is wound on or separated from the rotating roller.

Preferably, the depth of the accommodating groove is greater than or equal to the height of the film clamping mechanism.

Preferably, the film laminating machine further comprises a telescopic mechanism arranged in the accommodating groove, one end of the telescopic mechanism is connected with the rotating roller, the other end of the telescopic mechanism is connected with the film clamping mechanism, and the film clamping mechanism can move between a position located in the accommodating groove or a position far away from the accommodating groove under the driving of the telescopic mechanism.

Preferably, the film clamping mechanism further comprises a first detection part arranged on the first clamping part and/or the second clamping part, and the first detection part is used for detecting whether the adhesive component is clamped by the first clamping part and the second clamping part.

Preferably, the peeling recovery mechanism further comprises a second detection portion provided on the rotating roller, the second detection portion being configured to detect whether the protective film is wound around the rotating roller.

Preferably, the optical element may be a polarizer with a protective film or an OCA optical adhesive with a protective film.

Preferably, the adhesive member is a peel sticker including a non-adhesive region and an adhesive region, the first holding portion and the second holding portion hold the non-adhesive region of the peel sticker, and the adhesive region of the peel sticker is adhered to the protective film of the optical element.

The embodiment of the utility model also specifically discloses a film tearing device, which comprises a moving component, a working platform, a recovery platform and the film tearing component;

wherein, this work platform is used for placing and fixing this optical element, and this recovery platform is used for placing this protection film of retrieving, and this dyestripping subassembly is installed on this removal subassembly, and this removal subassembly drives this dyestripping subassembly and reciprocates between this work platform and recovery platform and be used for peeling off this protection film and smoothly collect this protection film peeled off.

Preferably, a lifting driving part is further arranged below the recovery platform, and the lifting driving part adjusts the height of the recovery platform according to the number of the protective films collected on the recovery platform.

Preferably, the recycling platform further comprises a detecting component, the detecting component comprises a fixing rod vertically arranged on the recycling platform and a third detecting part fixed on the fixing rod, and the third detecting part is used for detecting whether the height of the protective film collected on the recycling platform reaches a preset height.

The embodiment of the utility model provides a specifically disclose a dyestripping subassembly and dyestripping device through setting up film clamping mechanism and peeling off recovery mechanism, can peel off the protection film fast and automatically collect the protection film of being peeled off smoothly, practices thrift manufacturing cost to can alleviate operation personnel's intensity of labour and improve production efficiency.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of a tear film assembly according to one disclosed embodiment;

FIG. 2 is a schematic diagram illustrating a state in which an adhesive member is held by the tear film assembly according to one embodiment of the disclosure;

FIG. 3 is a schematic view of a tear film assembly according to the second embodiment;

FIG. 4 is a schematic structural diagram of a film tearing device disclosed in the third embodiment;

FIG. 5 is a first schematic view illustrating a first working state of the peeling device for peeling the protective film according to the third embodiment;

FIG. 6 is a second schematic view of the second embodiment of the film tearing apparatus;

FIG. 7 is a first schematic view illustrating the working status of the protective film collected by the film tearing device according to the third embodiment;

fig. 8 is a schematic view of a second working state of the protective film collecting device of the third embodiment.

Detailed Description

In order to further explain the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, but not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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

The first embodiment is as follows:

fig. 1 is a schematic structural view of a tear film assembly according to an embodiment of the present disclosure, and fig. 2 is a schematic structural view of a state in which an adhesive member is held by the tear film assembly according to the embodiment of the present disclosure.

Referring to fig. 1 and 2, the present embodiment discloses a tear film assembly 10 for peeling a protective film on an optical element. Specifically, the optical element is, for example, a polarizer (not shown) with a protective film, and the protective film on the surface of the polarizer needs to be peeled off. The corner of the protection film is provided with an adhesive component, the adhesive component is a peel sticker 310, the peel sticker 310 includes a non-adhesive area and an adhesive area, the adhesive area is adhered to the protection film of the polarizer, and the non-adhesive area protrudes out of the periphery of the polarizer. In other embodiments, the optical element is also other optical elements with a protective film, such as OCA optical cement with a protective film, and is not limited herein.

In this embodiment, the film tearing assembly 10 comprises a film clamping mechanism 100 and a peeling and recovering mechanism 200.

The film clamping mechanism 100 comprises a first driving part 110, and a first clamping part 120 and a second clamping part 130 which are oppositely arranged, wherein the first clamping part 120 and the second clamping part 130 can move relatively or oppositely under the driving of the first driving part 110. During the relative movement, the distance between the first clamping portion 120 and the second clamping portion 130 is increased, which can facilitate the film clamping mechanism 100 to clamp the non-adhesive area of the easy-to-tear sticker 310; when moving towards each other, the distance between the first clamping portion 120 and the second clamping portion 130 decreases until the two abut against each other to clamp the non-adhesive area of the easy-to-tear sticker 310.

Specifically, the first driving unit 110 may be a parallel opening and closing cylinder, the parallel opening and closing cylinder is provided with a first opening and closing portion 111 and a second opening and closing portion 112, the first clamping portion 120 is detachably connected to the first opening and closing portion 111, and the second clamping portion 130 is detachably connected to the second opening and closing portion 112. When the parallel opening and closing cylinder is closed, the first opening and closing part 111 and the second opening and closing part 112 move oppositely to drive the first clamping part 120 and the second clamping part 130 to move oppositely until the first clamping part 120 and the second clamping part 130 approach each other and are tightly abutted to clamp the easy-to-tear sticker 310; when the parallel opening and closing cylinder is opened and closed, the first opening and closing portion 111 and the second opening and closing portion 112 move relatively to drive the first clamping portion 120 and the second clamping portion 130 to move relatively, and the first clamping portion 120 and the second clamping portion 130 are away from each other to release the easy-to-tear sticker 310. Of course, the parallel opening and closing cylinder can be controlled by an electromagnetic valve, and a PLC control system can conveniently send out control instructions to simulate the actions of human fingers.

Specifically, the first clamping portion 120 includes a first fixing member 121 and a first clamping member 122, and the first fixing member 121 and the first clamping member 122 are fixed by detachable connection; the second clamping portion 130 includes a second fixing member 131 and a second clamping member 132, and the second fixing member 131 and the second clamping member 132 are also fixed by way of detachable connection. The first fixing element 121 of the first holding portion 120 is matched with the first opening/closing portion 111 of the first driving portion 110 and is fixed by detachable connection, and the second fixing element 131 of the second holding portion 130 is matched with the second opening/closing portion 112 of the first driving portion 110 and is fixed by detachable connection. In order to facilitate the clamping operation, the first clamping member 122 of the first clamping portion 120 is a protrusion extending from the first fixing member 121 and having a flat surface, so as to tightly abut against the second clamping member 132 of the second clamping portion 130. Of course, to further increase the clamping force, the surface of the second clamping member 132 of the second clamping portion 130 is also flat. In this embodiment, the first clamping portion 120 has an inverted L-shaped structure. The detachable connection is fixed by screwing or riveting, for example. In other embodiments, the fastening may be achieved by other detachable connections, which are not limited herein.

The peeling and recovering mechanism 200 includes a second driving portion (not shown in the figures) and a rotating roller 210, the rotating roller 210 is further provided with an accommodating groove 220, the film clamping mechanism 100 is located in the accommodating groove 220 and movably connected with the rotating roller 210, two ends of the rotating roller 210 both extend outwards to form a rotating shaft 230, and the rotating shaft 230 enables the rotating roller 210 to rotate around its axis in a forward direction or in a reverse direction under the driving of the second driving portion. Specifically, after the easy-to-tear tape 310 is clamped by the film clamping mechanism 100, when the rotating roller 210 rotates in the forward direction, the protective film is wound and attached to the rotating roller 210; when the rotating roller 210 rotates in the reverse direction, the protective film is separated from the rotating roller 210.

Specifically, the second driving portion may be a rotary driving motor, and the rotating roller 210 of the peeling recovery mechanism 200 is driven by the rotary driving motor to rotate around its axis in a forward direction or a reverse direction.

In this embodiment, the depth of the accommodating groove 220 on the rotating roller 210 is equal to the height of the film clamping mechanism 100, so that the top surface of the film clamping mechanism 100 does not protrude from the surface of the rotating roller 210, i.e. the surface of the rotating roller 210 is flush. After the film clamping mechanism 100 clamps the easy-to-tear sticker 310, the rotating roller 210 can be facilitated to better peel off the protective film and smoothly collect the peeled protective film. In other embodiments, the depth of the receiving groove 220 may be set to be greater than the height of the film clamping mechanism 100, which is not limited herein.

In the present embodiment, the film clamping mechanism 100 further includes a first detecting portion 140, and specifically, the first detecting portion 140 in the present embodiment may be an infrared sensor. The infrared sensor can be embedded in the second fixing member 131 of the second clamping portion 130, and is disposed adjacent to the second clamping member 132, and the infrared sensor can sense whether an object is on the second clamping portion 130, i.e., can detect whether the first clamping portion 120 and the second clamping portion 130 clamp the easy-to-tear tape 310.

In other embodiments, the first detecting portion 140 may also include a light emitter and a light receiver. The light emitter and the light receiver may be respectively embedded in the first fixing member 121 of the first clamping portion 120 and the second fixing member 131 of the second clamping portion 130, and the positions of the two parts correspond to each other, so as to detect whether the easy-to-tear sticker 310 is clamped by the first clamping portion 120 and the second clamping portion 130. When no article is clamped between the first clamping portion 120 and the second clamping portion 130, the optical receiver can receive a signal sent by the optical transmitter, and can detect that the film clamping mechanism 100 does not clamp the easy-to-tear sticker 310; after the first clamping portion 120 and the second clamping portion 130 are attached to each other and clamp the easy-to-tear sticker 310, the optical receiver cannot receive the signal sent by the optical transmitter, and can detect that the first clamping portion 120 and the second clamping portion 130 clamp the easy-to-tear sticker 310, so that whether the easy-to-tear sticker 310 is clamped by the film clamping mechanism 100 can be accurately detected by the first detecting portion 140.

In this embodiment, the peeling recovery mechanism 200 further includes a second detecting portion (not shown) provided on the rotating roller for detecting whether the protective film is wound on the rotating roller 210. Specifically, the second detection portion in the present embodiment may be an infrared sensor. The infrared sensor is embedded in the rotating roller 210 and is arranged adjacent to the accommodating groove 220, and after the easy-to-tear sticker 310 is clamped by the film clamping mechanism 100, when the rotating roller 210 rotates in the forward direction, the protective film is wound and attached to the rotating roller 210; the infrared sensor can sense whether an article is on the outer surface of the rotating roller 210, i.e., can detect that the protective film is wound around the rotating roller 210. In other embodiments, the infrared sensor may be disposed at other positions on the rotating roller 210, and is not limited herein.

In this embodiment, the first driving portion 110, the second driving portion (not shown), the first detecting portion 140, and the second detecting portion (not shown) can all issue control commands to drive operations through a PLC control system according to actual production requirements, and will not be described herein again.

Compared with the prior art, this tear film assembly that this embodiment is disclosed still has following beneficial effect: the disclosed this dyestripping subassembly of embodiment includes that press from both sides membrane mechanism and peels off and retrieve the mechanism, through pressing from both sides membrane mechanism and peel off the operation of retrieving the mechanism mutually supporting, can peel off the protection film fast and collect the protection film that is peeled off automatically and smoothly, practices thrift manufacturing cost to can alleviate operating personnel's intensity of labour and improve production efficiency.

Example two

Fig. 3 is a schematic structural diagram of the film tearing assembly disclosed in the second embodiment.

As shown in fig. 1 to 3, the structure of the film tearing assembly disclosed in this embodiment is substantially the same as that of the film tearing assembly disclosed in the first embodiment, except that:

the embodiment discloses a film tearing assembly 10', further comprising a telescoping mechanism 150 disposed in the accommodating groove 220, wherein the telescoping mechanism 150 is, for example, a telescoping motor. One end of the stretching mechanism 150 is connected to the rotating roller 210, and the other end is connected to the film clamping mechanism 100, and the film clamping mechanism 100 can move between a position located in the accommodating groove 220 or a position away from the accommodating groove 220 under the driving of the stretching mechanism 150.

Through the arrangement of the telescopic mechanism 150, when the easy-to-tear sticker 310 is not clamped by the film clamping mechanism 100, the film clamping mechanism 100 is driven outwards through the telescopic mechanism 150 to move in the direction away from the rotating roller 210, and the film clamping mechanism 100 protrudes out of the rotating roller 210 in view of the whole structure, so that the easy-to-tear sticker 310 can be clamped by the film clamping mechanism 100 conveniently. When the easy-to-tear sticker 310 is clamped by the film clamping mechanism 100, the film clamping mechanism 100 is moved toward the direction close to the rotating roller 210 by the inward driving of the telescoping mechanism 150 until the film clamping mechanism 100 is completely located in the accommodating groove 220 of the rotating roller 210, so that the rotating roller 210 can peel off or collect the protective film.

In this embodiment, the telescoping mechanism 150 can also send a control command to drive the operation through a PLC control system according to actual production requirements, which is not described herein again.

Compared with the prior art, this tear film assembly that this embodiment is disclosed still has following beneficial effect: the disclosed dyestripping subassembly of this embodiment includes that film clamping mechanism and peel off and retrieve the mechanism, through film clamping mechanism and peel off the operation of retrieving that the mechanism mutually supports, can peel off the protection film fast and collect the protection film that is peeled off smoothly automatically, practices thrift manufacturing cost to can alleviate operating personnel's intensity of labour and improve production efficiency. Meanwhile, the telescopic mechanism is arranged between the film clamping mechanism and the stripping and recycling mechanism, so that the film clamping mechanism can clamp the film to be easily torn and pasted, and the production efficiency is further improved.

EXAMPLE III

Fig. 4 is a schematic structural diagram of a film tearing device disclosed in the third embodiment.

Referring to fig. 1 and 4, the present embodiment discloses a film tearing apparatus, which includes a moving assembly 40, a working platform 50, a recycling platform 60, and the film tearing assembly 10 as described above, wherein the film tearing assembly 10 is mounted on the moving assembly 40.

In this embodiment, the working platform 50 and the recycling platform 60 are disposed adjacently and on the same horizontal plane; the working platform 50 is used for placing and fixing the polarizer 30 with the protective film 320, for example, the polarizer 30 may be fixed by vacuum absorption, or a display panel to which the polarizer 30 is attached may be fixed. The easy-to-tear sticker 310 is arranged at the corner of the protective film 320; the recycling platform 60 is used for placing and recycling the protective film 320 after being peeled off. The moving assembly 40 is located above the working platform 50 and the recycling platform 60, and the moving assembly 40 can drive the film tearing assembly 10 to move back and forth between the working platform 50 and the recycling platform 60 and is used for peeling the protective film 320 and flatly collecting the peeled protective film 320.

Specifically, the moving assembly 40 may include a support frame, a longitudinal moving mechanism, and a lateral moving mechanism. The supporting frame includes four supporting frames 410 vertically disposed, and the four supporting frames 410 are respectively located at two sides of the working platform 50 and the recovery platform 60 which are not adjacently disposed; wherein, two opposite sides of the support frame arranged along the length direction of the working platform 50 and the recovery platform 60 are provided with guide rails. The longitudinal moving mechanism comprises a longitudinal driving motor and two longitudinal sliding rods 420 arranged in parallel with the length direction of the working platform 50 and the recovery platform 60, wherein two ends of the longitudinal sliding rods 420 are respectively connected with the corresponding sliding rails of the supporting frame 410 in a sliding manner and can slide on the supporting frame 410 along the vertical direction. And one side of each of the two longitudinal sliding rods 420 opposite to each other is provided with a guide rail. The longitudinal sliding rod 420 slides under the driving of the longitudinal driving motor. The transverse moving mechanism comprises a transverse driving motor and two transverse sliding rods 430 which are arranged in parallel with the width directions of the working platform 50 and the recovery platform 60, and two ends of each transverse sliding rod 430 are respectively connected with the corresponding sliding rail of the longitudinal sliding rod 420 in a sliding manner and can slide on the longitudinal sliding rod 420 along the horizontal direction. The film tearing assembly 10 is mounted on the transverse sliding rod 430, that is, the rotating shaft 230 of the film tearing assembly 10 is mounted on the transverse sliding rod 430. The lateral sliding bar 430 slides by the driving of the lateral driving motor.

In this embodiment, a lifting driving portion 61 is further disposed below the recycling platform 60, and the lifting driving portion 61 adjusts the height of the recycling platform 60 according to the number of the protective films 320 collected on the recycling platform 60. Specifically, the lifting driving part 61 includes a lifting driving motor and a lifting base, and the lifting base is driven by the lifting driving motor to ascend or descend so as to drive the recycling platform 60 to ascend or descend. By providing the lifting driving portion 61, the height of the film tearing assembly 10 can be maintained when the protective film 320 is collected by the collecting platform 60, so that the height of the film tearing assembly 10 can not be adjusted at any time after the collected protective films 320 are stacked, and the recovery efficiency is not affected.

In this embodiment, the recycling platform 60 further includes a detecting element 62, the detecting element 62 includes a fixing rod 621 vertically disposed on the recycling platform and a third detecting portion 622 fixed on the fixing rod 621, and the third detecting portion 622 is configured to detect whether the height of the protective film 320 collected on the recycling platform 60 reaches a predetermined height. Specifically, the third detecting portion 622 in this embodiment may be an infrared sensor. The infrared sensor can be embedded in the fixing rod 621 facing to a side surface of the recycling platform 60 where the protective film 320 is collected, a distance from the third detecting portion 622 to the recycling platform 60 is a maximum thickness of the protective film 320 collected by the recycling platform 60, and the infrared sensor can sense whether the thickness of the protective film 320 collected by the recycling platform 60 exceeds the maximum thickness. If the maximum thickness is exceeded, the third detecting part 622 will send out a prompt signal to prompt the worker to collect the protective film 320 collected on the recycling platform 60.

In this embodiment, the film tearing assembly 10 performs a peeling operation and a collecting operation as a cycle, and after the cycle is completed, a detection operation is performed by the third detecting portion 622 to prevent a false alarm.

In this embodiment, the driving components of the first driving part 110, the second driving part (not shown), the first detecting part 140, the second detecting part (not shown), the lifting driving part, the third detecting part, etc. can all send control commands to drive operations through a PLC control system according to actual production requirements, and are not described herein again.

FIG. 5 is a first schematic view illustrating a first working state of the film tearing device for peeling the protective film according to the third embodiment; FIG. 6 is a second schematic view of the second embodiment of the film tearing apparatus; FIG. 7 is a first schematic view illustrating the working state of the protective film collecting device of the third embodiment; fig. 8 is a schematic view of a second working state of the protective film collecting device of the third embodiment.

The operation of the film tearing apparatus will be described with reference to fig. 1, 4 to 8.

An initial working state: the polarizer 30 with the protective film 320 is transferred to the working platform; the working platform 50 and the recovery platform 60 are located at the same horizontal plane; the film tearing assembly 10 is driven by the moving assembly 40 to move to the peeling initial position (shown in fig. 4) above the working platform 50, i.e. the film tearing assembly 10 is located at the side of the working platform 50 away from the recycling platform 60.

Stripping working state: the film tearing assembly 10 is driven by the moving assembly 40 to move to above the polarizer 30, and the easy-to-tear sticker 310 on the protective film 320 is clamped by the film clamping mechanism 100 (as shown in fig. 5). Then, the rotating roller 210 of the peeling and recycling mechanism 200 is driven to rotate around its axis in the forward direction, and the rotating roller 210 is driven to move horizontally toward the recycling platform 60, so that the protective film 320 is wound around the rotating roller 210 to peel off the protective film 320 (as shown in fig. 6), until the protective film 320 is completely peeled and wound around the rotating roller 210, and the peeling is completed, that is, the film tearing assembly 10 is located on the side of the working platform 50 close to the recycling platform 60.

Collecting working states: the rotating roller 210 wound with the protective film 320 is driven by the moving assembly 40 to move towards the recycling platform 60 until the recycling platform 60 is moved to the initial position for collection, i.e. the side of the recycling platform 60 away from the working platform 50; and moves to the surface of the recycling platform 60 until abutting against the surface of the recycling platform 60, so that the end of the protective film 320 is attached to the recycling platform 60. Then, the rotating roller 210 of the peeling and recycling mechanism 200 is driven to rotate around its own axis in the opposite direction, and the rotating roller 210 is driven to move horizontally toward the working platform 50, so that the protective film 320 is separated from the rotating roller 210, and the protective film 320 is attached to the recycling platform 60 by the adhesion of the protective film 320 (as shown in fig. 7). After the peeled protective film 320 is completely attached to the recycling platform 60, the peeling assembly 10 is driven by the moving assembly 40 to move to the end position where the recycling platform 60 finishes collecting, i.e. the side of the recycling platform 60 close to the working platform 50 (as shown in fig. 8), so as to peel and collect the protective film 320.

After the peeling work and the recovery work are finished, the peeling assembly 10 moves the movable member to the initial position of the peeling by the driving of the moving member 40, and then the next peeling work and the collection work are performed.

In this embodiment, while the film removing assembly 10 performs the recycling work on the recycling platform 60, the polarizer 30 with the protective film 320 peeled off is transferred to the next working platform; the next polarizer 30 with the protection film 320 is transferred to the working platform, and the stripping operation is performed after the film tearing assembly 10 finishes the collecting operation.

In another embodiment, the work platform 50 may be provided with a slope, such as an initial position of guo peeling slightly lower than an end position of peeling, which may facilitate the direct rolling of the film tearing assembly 10 to wind the protective film 320 around the rotating roller 210, ensuring that the protective film 320 is peeled off quickly; alternatively, the recycling platform 60 may be set with a slope, for example, the initial position of collection is slightly lower than the end position of collection, which may facilitate the direct rolling of the tear film assembly 10 to attach the protective film 320 to the recycling platform 60, so as to ensure that the protective film 320 is collected smoothly.

Compared with the prior art, this tear film device that this embodiment is disclosed still has following beneficial effect: the film tearing device disclosed by the embodiment comprises the film tearing assembly, and the moving assembly can drive the film tearing assembly to move back and forth between the working platform and the recovery platform and is used for peeling the protective film and flatly collecting the peeled protective film. The production cost can be effectively saved, the labor intensity of operators can be reduced, and the production efficiency can be improved.

The foregoing is a complete disclosure of the present invention, and in this specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including other elements not expressly listed, in addition to those elements listed.

In the present specification, the terms of front, rear, upper, lower and the like are defined by the positions of the components in the drawings and the positions of the components relative to each other, and are only used for the sake of clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A film tearing assembly is used for peeling a protective film on an optical element, and the corners of the protective film are provided with adhesive parts; the device is characterized by comprising a film clamping mechanism and a stripping and recovering mechanism;

the film clamping mechanism comprises a first driving part, a first clamping part and a second clamping part which are oppositely arranged, and the first clamping part and the second clamping part can move in opposite directions and abut against each other under the driving of the first driving part so as to clamp the viscous component; the peeling and recovering mechanism comprises a second driving part and a rotating roller, an accommodating groove is further formed in the rotating roller, and the film clamping mechanism is located in the accommodating groove and movably connected with the rotating roller; after the film clamping mechanism clamps the adhesive component, the rotating roller rotates around the axis of the rotating roller in the forward direction or the reverse direction under the driving of the second driving part, so that the protective film is wound on or separated from the rotating roller.

2. The film tearing assembly according to claim 1, wherein the depth of the receiving groove is greater than or equal to the height of the film clamping mechanism.

3. The film tearing assembly according to claim 1, further comprising a telescoping mechanism disposed in the accommodating groove, wherein one end of the telescoping mechanism is connected to the rotating roller, and the other end of the telescoping mechanism is connected to the film clamping mechanism, and the film clamping mechanism is driven by the telescoping mechanism to move between a position located in the accommodating groove and a position away from the accommodating groove.

4. The film tearing assembly according to claim 1, wherein the film clamping mechanism further comprises a first detection portion disposed on the first clamping portion and/or the second clamping portion, and the first detection portion is used for detecting whether the first clamping portion and the second clamping portion clamp the adhesive member.

5. The tear film assembly of claim 1 wherein said peel recovery mechanism further comprises a second sensing portion disposed on said rotatable roller, said second sensing portion being configured to sense whether said protective film is wrapped around said rotatable roller.

6. The tear film assembly of claim 1, wherein the optical element is a polarizer with a protective film or an OCA optical adhesive with a protective film.

7. The tear film assembly of claim 1, wherein the adhesive member is a peel-off sticker, the peel-off sticker including a non-adhesive region and an adhesive region, the first and second clamping portions clamping the non-adhesive region of the peel-off sticker, the adhesive region of the peel-off sticker being adhered to the protective film of the optical element.

8. A film tearing device, comprising a moving assembly, a working platform, a recovery platform and a film tearing assembly according to any one of claims 1 to 7;

wherein, work platform is used for placing and fixing optical element, retrieve the platform and be used for placing the recovery the protection film, it installs to tear the membrane subassembly remove the subassembly on, it drives to remove the subassembly tear the membrane subassembly and be in come and go between work platform and the recovery platform and be used for peeling off the protection film and collect smoothly peeled off the protection film.

9. The film tearing device according to claim 8, wherein a lifting driving part is further arranged below the recovery platform, and the lifting driving part adjusts the height of the recovery platform according to the number of the protective films collected on the recovery platform.

10. The film tearing device according to claim 8, wherein the recycling platform further comprises a detection assembly, the detection assembly comprises a fixing rod vertically arranged on the recycling platform and a third detection portion fixed on the fixing rod, and the third detection portion is used for detecting whether the height of the protective film collected on the recycling platform reaches a preset height.

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