Display screen film surface bubble eliminating mechanism

Abstract

The utility model discloses a display screen film surface bubble eliminating mechanism which comprises a bubble eliminating machine, the bubble eliminating machine comprises a supporting plate, four first supporting frames and straight rollers, the four first supporting frames are fixed to the four corners of the side edge of the supporting plate respectively, and the straight rollers are rotationally connected to the lower sections of the first supporting frames; the attaching assembly comprises a through hole, connecting rings, locking rods, second supporting frames and inclined rollers, the through hole is formed in the middle of the supporting plate, the connecting rings are fixed to the two ends of the upper surface of the supporting plate, the locking rods are connected into the connecting rings in a threaded mode, one end of each locking rod extends into the through hole, and the two second supporting frames are inserted into the two ends of the through hole respectively. The inclined roller is rotationally connected to the lower section of the second supporting frame. The problems that an existing bubble eliminating mechanism is only suitable for a display screen with a straight face and cannot be better attached to a display screen with a curve edge, and the universality and adaptability of the mechanism are reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of display screen film sticking equipment, in particular to a surface bubble eliminating mechanism for a display screen film. Background Technique

[0002] For learning devices such as learning machines, tablet computers, and point reading pens, which are mainly used by students, it is very important to keep the screen clear. And this user group of students has poor protection when using these devices. In order to protect the screen from scratches, stains, cracks, and daily wear, it is necessary to apply a film on the display screen surface.

[0003] By querying a Chinese patent for a surface bubble eliminating mechanism for a display screen film, the publication number is CN 221367712U, which includes a frame. A base with a pelvic cavity is provided at the top of the frame. A pair of adjusting blocks are arranged in the pelvic cavity. A placing table is arranged above the adjusting blocks. Both sides of the placing table are in sliding contact with the inclined surfaces of the top surfaces of the adjusting blocks. A vacuum chuck for fixing the display screen is arranged on the top surface of the placing table. A telescopic cylinder is fixed on the inner side wall of the pelvic cavity. The telescopic rod of the telescopic cylinder contacts the side surface of the adjusting block. A pressure sensor is fixed on the end surface of the telescopic rod. A portal frame is also arranged on the frame. A pressing roller contacting the top surface of the display screen and a driving assembly for driving the pressing roller to reciprocate horizontally and roll to squeeze the bubbles on the surface of the display screen film are arranged at the top of the portal frame. The utility model is used to solve the problems that manual operation with a bubble eliminating device is time-consuming, laborious, and has low efficiency, and also solves the problem that the pressure of the pressing roller on the display screen cannot be controlled, resulting in easy damage to the display screen.

[0004] The existing bubble eliminating mechanism is only applicable to flat display screens and cannot fit well with display screens with curved edges, reducing the versatility and adaptability of the mechanism. Therefore, a surface bubble eliminating mechanism for a display screen film is needed to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a surface bubble eliminating mechanism for a display screen film to solve the problem in the above background technique that the existing bubble eliminating mechanism is only applicable to flat display screens and cannot fit well with display screens with curved edges, reducing the versatility and adaptability of the mechanism.

[0006] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0007] The utility model is a surface bubble eliminating mechanism for a display screen film, including:

[0008] A bubble eliminating machine, the bubble eliminating machine includes a support plate, a first support frame, and a straight roller. There are four first support frames, which are respectively fixed at the four corners of the side of the support plate. The straight roller is rotatably connected to the lower section of the first support frame;

[0009] The laminating assembly, the laminating assembly includes a through hole, a connecting ring, a locking rod, a second support frame and an inclined roller. The through hole is opened in the middle of the support plate. The connecting rings are fixed at both ends of the upper surface of the support plate. The locking rod is screwed into the connecting ring, and one end of the locking rod extends into the through hole. There are two second support frames, which are respectively inserted at both ends of the through hole. The inclined roller is rotatably connected to the lower section of the second support frame.

[0010] Furthermore, the laminating assembly further includes scale lines, and the scale lines are engraved on the upper surface of the second support frame.

[0011] Furthermore, the outer circles of the straight roller and the inclined roller are wrapped with thick silicone sleeves, and the slightly higher side of the inclined roller is flush with the lower end of the straight roller.

[0012] Furthermore, the bubble eliminator further includes a base, a gantry and a suction cup seat. The base is fixed on the workbench surface. The gantry is fixed on the upper surface of the base. The suction cup seat is fixed in the middle of the upper surface of the base and is located directly below the gantry.

[0013] Furthermore, the bubble eliminator further includes a servo motor, a lead screw, a slider and an electric push rod. The servo motor is fixed on the upper section of the side of the gantry. One end of the lead screw is fixed to the output end of the servo motor, and the lead screw is rotatably connected to the upper section of the inner side of the gantry. The slider is slidably connected to the lead screw through internal balls. The electric push rod is fixed to the lower end of the slider. The support plate is fixed to the lower end of the electric push rod.

[0014] Furthermore, it further includes a flattening assembly. The flattening assembly includes a storage box, an opening, a linear electric track, a support block and a door. The storage box is fixed on the inner side of the gantry. The opening is opened at one end of the upper surface of the storage box. The linear electric track is fixed on both sides at one end of the storage box. The support block is slidably connected to the linear electric track. The door is fixed to the side of the support block and is slidably connected to the side of the storage box.

[0015] Furthermore, the flattening assembly further includes a suction pipe, a suction hood and a sealing plate. The suction hood is fixed on the inner side of the storage box. The suction pipe penetrates through the storage box and is fixed to the side of the suction hood. The sealing plate is fixed at a position slightly above the movable end of the electric push rod.

[0016] Compared with the prior art, the advantages of the present utility model are as follows:

[0017] 1. In this utility model, through the provided fitting assembly, an inclined roller is added between two straight rollers. Pull the second support frame along the through hole so that the position of the inclined roller is exactly above the curve of the display screen. The scale line can ensure that the inclined rollers on both sides are centered and symmetrical. Then, tighten the locking rod in the connecting ring. The thick silicone wrapped on the inclined roller is made of this flexible material, enabling the inclined roller to better fit the curve edge. This setting can better remove the air bubbles on the surface of the display screen film at the curve edge and expand the applicability of the mechanism.

[0018] 2. In this utility model, through the provided flattening assembly, after the air bubble elimination is completed, the electric push rod contracts, and the slider drives the lower straight roller and inclined roller into the storage box. The electric push rod starts and drives the movable end to slightly extend, so that the sealing plate fits on the upper surface of the opening. The linear electric track starts, and the support block drives the door to move upward to close the storage box. Turn on the external dust suction device, and suck out the dust and fluff on the storage box, straight roller and inclined roller through the dust suction pipe and dust suction hood. When it is necessary to eliminate air bubbles, operate the above steps in reverse to move the straight roller and inclined roller out of the storage box. This setting can remove the dust and fluff on the straight roller and inclined roller before air bubble elimination, ensuring that the straight roller and inclined roller can fit flat on the display screen film when eliminating air bubbles, and improving the success rate of air bubble elimination. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of this utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of this utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is a schematic diagram of the overall structure of this utility model;

[0021] Figure 2 It is a schematic diagram of the straight roller and inclined roller of this utility model located in the storage box;

[0022] Figure 3 It is a schematic diagram of the structure of the fitting assembly of this utility model.

[0023] In the drawings, the list of components represented by each reference numeral is as follows:

[0024] 10. Base; 11. Gantry; 12. Servo motor; 13. Lead screw; 14. Slide block; 15. Electric push rod; 16. Support plate; 17. First support frame; 18. Straight roller; 19. Suction cup seat; 20. Through hole; 21. Connecting ring; 22. Locking rod; 23. Second support frame; 24. Inclined roller; 25. Scale line; 30. Storage box; 31. Opening; 32. Dust suction pipe; 33. Dust suction hood; 34. Linear electric track; 35. Support block; 36. Door; 37. Sealing plate. Detailed implementation manners

[0025] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the following will describe the detailed implementation manners of the present utility model in conjunction with the accompanying drawings.

[0026] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation manners disclosed below.

[0027] To make the purpose, technical solution, and advantages of the present utility model clearer, the following will further describe the implementation manners of the present utility model in detail in conjunction with the accompanying drawings.

[0028] Please refer to Figures 1-3 As shown, this embodiment is a bubble elimination mechanism for the surface of a display screen film, including:

[0029] A bubble elimination machine, which includes a support plate 16, a first support frame 17, and a straight roller 18. There are four first support frames 17, which are respectively fixed at the four corners of the side of the support plate 16. The straight roller 18 is rotatably connected to the lower section of the first support frame 17;

[0030] The bubble elimination machine further includes a base 10, a gantry 11, and a suction cup seat 19. The base 10 is fixed on the workbench surface, the gantry 11 is fixed on the upper surface of the base 10, the suction cup seat 19 is fixed in the middle of the upper surface of the base 10, and is located directly below the gantry 11.

[0031] The bubble elimination machine further includes a servo motor 12, a lead screw 13, a slider 14, and an electric push rod 15. The servo motor 12 is fixed on the upper section of the side of the gantry 11. One end of the lead screw 13 is fixed on the output end of the servo motor 12, and the lead screw 13 is rotatably connected to the upper section inside the gantry 11. The slider 14 is slidably connected to the lead screw 13 through internal balls. The electric push rod 15 is fixed at the lower end of the slider 14, and the support plate 16 is fixed at the lower end of the electric push rod 15;

[0032] The base 10 and the gantry 11 play a supporting role. The servo motor 12 provides a power source. The lead screw 13 rotates and can be converted into a linear motion in cooperation with the slider 14. The electric push rod 15 can achieve position changes. And a sensor is fixed between the electric push rod 15 and the support plate 16 to ensure that the pressure of the electric push rod 15 will not be too large. The support plate 16 plays a supporting role, the first support frame 17 plays a supporting role, the straight roller 18 is used to discharge bubbles, and the suction cup seat 19 can adsorb devices such as learning machines.

[0033] Bonding assembly, the bonding assembly includes a through hole 20, a connecting ring 21, a locking rod 22, a second support frame 23 and an inclined roller 24. The through hole 20 is opened in the middle of the support plate 16. The connecting ring 21 is fixed at both ends of the upper surface of the support plate 16. The locking rod 22 is screwed into the connecting ring 21, and one end of the locking rod 22 extends into the through hole 20. There are two second support frames 23, which are respectively inserted at both ends of the through hole 20. The inclined roller 24 is rotatably connected to the lower section of the second support frame 23;

[0034] The bonding assembly further includes a scale line 25, and the scale line 25 is engraved on the upper surface of the second support frame 23.

[0035] The outer circles of the straight roller 18 and the inclined roller 24 are wrapped with thick silicone sleeves, and the slightly higher side of the inclined roller 24 is flush with the lower end of the straight roller 18.

[0036] The through hole 20 serves as a connection, the connecting ring 21 serves as a connection, the locking rod 22 serves as a fastening, the second support frame 23 serves as a support, the inclined roller 24 is used to remove bubbles at the curved edge, and the scale line 25 serves as an indication.

[0037] Working principle:

[0038] Add a set of inclined rollers 24 between the two sets of straight rollers 18. Pull the second support frame 23 along the through hole 20 so that the position of the inclined roller 24 is exactly above the curve of the display screen. The scale line 25 can ensure that the inclined rollers 24 on both sides are centered and symmetrical. Then tighten the locking rod 22 in the connecting ring 21. The thick silicone wrapped on the inclined roller 24, choosing this flexible material, makes the inclined roller 24 better fit the curved edge.

[0039] This step can better remove the bubbles on the surface of the display screen film at the curved edge and expand the applicability of the mechanism.

[0040] Please refer to Figures 1-2 , in this embodiment, on the basis of the above embodiment, it further includes:

[0041] Flattening assembly, the flattening assembly includes a storage box 30, an opening 31, a linear electric track 34, a support block 35 and a door 36. The storage box 30 is fixed on the inner side of the gantry 11. The opening 31 is opened at one end of the upper surface of the storage box 30. The linear electric track 34 is fixed on both sides at one end of the storage box 30. The support block 35 is slidably connected to the linear electric track 34. The door 36 is fixed on the side of the support block 35, and the door 36 is slidably connected to the side of the storage box 30;

[0042] The flattening assembly further includes a suction pipe 32, a suction hood 33 and a sealing plate 37. The suction hood 33 is fixed on the inner side of the storage box 30. The suction pipe 32 penetrates through the storage box 30 and is fixed on the side of the suction hood 33. The sealing plate 37 is fixed at a position slightly above the lower side of the movable end of the electric push rod 15;

[0043] The storage box 30 functions for storage and dust prevention. The opening 31 facilitates the movement of the electric push rod 15. The dust suction pipe 32 and the dust suction hood 33 provide a dust suction channel. The linear electric track 34 and the support block 35 cooperate to achieve position change. The door 36 and the sealing plate 37 function for closing.

[0044] Working principle:

[0045] After the bubble elimination is completed, the electric push rod 15 contracts, and the slider 14 drives the lower straight roller 18 and the inclined roller 24 to move into the storage box 30. The electric push rod 15 is activated to drive the movable end to slightly extend, so that the sealing plate 37 fits on the upper surface of the opening 31. The linear electric track 34 is activated, and the support block 35 drives the door 36 to move upward to close the storage box 30. The external dust suction device is turned on, and the dust and fluff on the storage box 30, the straight roller 18 and the inclined roller 24 are sucked out through the dust suction pipe 32 and the dust suction hood 33. When bubble elimination is required, the above steps are operated in reverse to move the straight roller 18 and the inclined roller 24 out of the storage box 30.

[0046] In this step, the dust and fluff on the straight roller 18 and the inclined roller 24 can be removed before bubble elimination, ensuring that when bubble elimination is performed, the straight roller 18 and the inclined roller 24 can fit flatly on the display screen film, improving the success rate of bubble elimination.

[0047] In the description of the present utility model, it should also be noted that unless otherwise clearly defined and limited, the terms "set", "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0048] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A bubble elimination mechanism for a display screen film surface, characterized in that: include: A bubble eliminator, the bubble eliminator comprising a support plate (16), a first support frame (17) and a straight roller (18), wherein the first support frame (17) has four in total and is respectively fixed at the four corners of the side of the support plate (16), and the straight roller (18) is rotatably connected to the lower section of the first support frame (17); A bonding component, the bonding component comprises a through hole (20), a connecting ring (21), a locking rod (22), a second support frame (23) and an inclined roller (24), wherein the through hole (20) is opened in the middle of the support plate (16), the connecting ring (21) is fixed at both ends of the upper surface of the support plate (16), the locking rod (22) is screwed into the connecting ring (21), and one end of the locking rod (22) extends into the through hole (20), there are two second support frames (23), which are respectively inserted into the two ends of the through hole (20), and the inclined roller (24) is rotatably connected to the lower section of the second support frame (23).

2. The bubble elimination mechanism for the display screen film surface according to claim 1, characterized in that: The fitting assembly further comprises a scale line (25), wherein the scale line (25) is engraved on the upper surface of the second support frame (23).

3. The bubble elimination mechanism for the display screen film surface according to claim 1, characterized in that: The outer rings of the straight roller (18) and the inclined roller (24) are wrapped with thick silicone sleeves, and the slightly higher side of the inclined roller (24) is flush with the lower end of the straight roller (18).

4. The bubble elimination mechanism for the display screen film surface according to claim 1, characterized in that: The bubble elimination machine also includes a base (10), a gantry (11) and a suction cup seat (19), wherein the base (10) is fixed on a work surface, the gantry (11) is fixed on the upper surface of the base (10), and the suction cup seat (19) is fixed in the middle of the upper surface of the base (10) and is located directly below the gantry (11).

5. The bubble elimination mechanism for the display screen film surface according to claim 4, characterized in that: The bubble elimination machine further comprises a servo motor (12), a screw rod (13), a slider (14) and an electric push rod (15); the servo motor (12) is fixed to the upper section of the side of the gantry (11); one end of the screw rod (13) is fixed to the output end of the servo motor (12); the screw rod (13) is rotatably connected to the upper section of the inner side of the gantry (11); the slider (14) is slidably connected to the screw rod (13) via an internal ball bearing; the electric push rod (15) is fixed to the lower end of the slider (14); and the support plate (16) is fixed to the lower end of the electric push rod (15).

6. The bubble elimination mechanism for the display screen film surface according to claim 4, characterized in that: The invention also comprises a leveling assembly, wherein the leveling assembly comprises a storage box (30), an opening (31), a linear electric track (34), a support block (35) and a door (36), wherein the storage box (30) is fixed to the inner side of the gantry (11), the opening (31) is arranged at one end of the upper surface of the storage box (30), the linear electric track (34) is fixed to both sides of one end of the storage box (30), the support block (35) is slidably connected to the linear electric track (34), the door (36) is fixed to the side of the support block (35), and the door (36) is slidably connected to the side of the storage box (30).

7. The bubble elimination mechanism for the display screen film surface according to claim 6, characterized in that: The leveling assembly further comprises a dust suction pipe (32), a dust suction hood (33) and a sealing plate (37); the dust suction hood (33) is fixed to the inner side of the storage box (30); the dust suction pipe (32) passes through the storage box (30) and is fixed to the side of the dust suction hood (33); and the sealing plate (37) is fixed to a position slightly above and below the movable end of the electric push rod (15).

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