Film tearing mechanism for backlight assembling machine

Abstract

The utility model discloses a film tearing mechanism for a backlight assembling machine, which is provided with a backlight assembling machine body convenient for liquid crystal glass film tearing, a liquid crystal glass feeding machine is assembled on the right side of the outer surface of the backlight assembling machine body, and a discharging mechanism is arranged on the right rear side of the liquid crystal glass feeding machine. Meanwhile, a material taking manipulator is arranged on the outer surface of the liquid crystal glass feeding machine; comprising a film tearing mechanism frame body which is obliquely assembled on the left side of the outer surface of the liquid crystal glass feeding machine, and the right side of the outer surface of the film tearing mechanism frame body is rotationally connected with a feeding wheel. According to the film tearing mechanism for the backlight assembling machine, the backlight assembling machine body facilitating positioning and assembling is arranged, liquid crystal glass is effectively conveyed to the position above the film tearing mechanism frame body through cooperation of the liquid crystal glass feeding machine and the material taking mechanical arm, and therefore a back film attached to the surface of the liquid crystal glass is torn off; and the liquid crystal glass after film tearing is effectively conveyed to the discharging mechanism, so that the stability of film tearing use can be controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of backlight assembly machines, in particular to a film tearing mechanism used in a backlight assembly machine. Background Art

[0002] The backlight assembly machine is a device used for automatic assembly of liquid crystal display modules. It can effectively transport the liquid crystal display modules to the tray according to the set production process requirements and complete the production of the liquid crystal display modules. In conjunction with automated assembly, the backlight assembly machine effectively reduces manual operations and is used to reduce labor costs. At the same time, it reduces the economic burden caused by rising employee wages and management fees. The film tearing mechanism frame set in it is one of its important components.

[0003] The film tearing mechanism frame can effectively control the LCD display module during the film tearing process, improve the film tearing efficiency, reduce the scrap rate, and ensure the high precision and durability of the film tearing process, and effectively be used for the next operation to improve production efficiency;

[0004] During use, the film tearing mechanism of the backlight assembly machine is not convenient for automatically tearing the back film, and residue is easily left, causing problems in the later assembly;

[0005] In order to overcome the above-mentioned defects, the prior art (application number CN201410378280.X, Chinese patent application date 2014-08-01) fully automatic backlight assembly machine backlight film tearing mechanism frame realizes the pinching, tearing and throwing action process by imitating the human hand function. At the same time, in order to prevent backlight contamination, while tearing the film obliquely, a backlight film pulling mechanism is added to solve the product quality problem caused by film rebound. The mechanism includes multi-directional movement mode, strong adjustability, accurate positioning, and has the three characteristics of high comprehensive precision, high efficiency and strong durability.

[0006] Although the existing technology can tear the film for use, it is inconvenient to effectively and completely clean the back film during use, which can easily cause back film residues during later assembly, affect the tearing effect, and easily cause the back film to loosen when picked up.

[0007] In view of the above problems, it is urgent to carry out innovative design based on the original film tearing mechanism frame of the backlight assembly machine. Utility Model Content

[0008] The purpose of the present utility model is to provide a film tearing mechanism for a backlight assembly machine to solve the problem raised in the above background technology, but it is inconvenient and ineffective to completely clean the back film during use, which easily causes back film residues during subsequent assembly, affects the film tearing effect, and easily causes the back film to loosen when picked up.

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a film tearing mechanism for a backlight assembly machine, which is provided with a backlight assembly machine body for convenient liquid crystal glass film tearing, and a liquid crystal glass feeder is assembled on the right side of the outer surface of the backlight assembly machine body, and a discharge mechanism is provided on the right rear side of the liquid crystal glass feeder, and a material-retrieving manipulator is provided on the outer surface of the liquid crystal glass feeder;

[0010] The invention comprises: a film tearing mechanism frame, which is obliquely assembled on the left side of the outer surface of the liquid crystal glass feeder, and the outer surface of the film tearing mechanism frame is rotatably connected to a loading wheel on the right side, and the upper surface of the film tearing mechanism frame is rotatably connected to a limiting wheel 1, and the outer surface of the film tearing mechanism frame is threadedly connected to a slider on the rear side, and a film tearing platform plate is installed on the outer surface of the slider;

[0011] The detection mechanism is installed on the right side of the outer surface of the film tearing platform plate, and the right side of the lower surface of the film tearing platform plate is rotatably connected to the limiting wheel 2, and the right side of the outer surface of the limiting wheel 2 is rotatably connected to the positioning wheel 2, and at the same time, the right side of the outer surface of the film tearing platform plate is rotatably connected to the positioning wheel 1;

[0012] Connecting wheel one is rotatably connected to the middle section of the left side of the outer surface of the film tearing mechanism frame, and an extrusion wheel is installed on the lower surface of the film tearing mechanism frame, and the lower side of the extrusion wheel is connected to the conveying wheel, while the lower right side of the outer surface of the conveying wheel is rotatably connected to connecting wheel two, and the lower right side of the outer surface of connecting wheel two is rotatably connected to connecting wheel three and the winding wheel.

[0013] Preferably, the film tearing mechanism frame, the feeding wheel and the limiting wheel 1 respectively constitute a rotating structure, and the limiting wheel 1 and the material belt form a limiting nested structure, and the film tearing mechanism frame constitutes a limiting sliding structure through the slider and the film tearing platform plate, and the feeding wheel, the positioning wheel 1 and the limiting wheel 1 form a tape triangle positioning and conveying mechanism.

[0014] Through the above structure, it is convenient to effectively control the feeding wheel to feed the tape during use, and cooperate with the positioning wheel 1 and the limiting wheel 1 to form a stable limited conveying and prevent wrinkles.

[0015] Preferably, the detection mechanism and the film tearing platform plate form an integrated structure, and the film tearing platform plate forms a tape conveying structure through the second limiting wheel and the second positioning wheel, and the film tearing platform plate and the first positioning wheel form a positioning rotation structure.

[0016] Through the above structure, it is convenient to effectively control the conveying of the detection mechanism tape during use, forming an effective detection and conveying use, and effectively forming a limit output use through the limiting wheel 2 and the positioning wheel 2.

[0017] Preferably, the outer surface of the film tearing platform plate is laterally slidably connected to a sliding frame, and a cylinder is installed on the outer surface of the sliding frame, and the cylinder is installed on the moving frame through a push rod, and at the same time, the inner surface of the moving frame is nested and connected to a top wheel, and the top wheel is limitedly slid on the inner surface of the film tearing platform plate.

[0018] Through the above structure, it is convenient to effectively control the height of the top wheel during use, and to control the adhesive tape to form a stable contact with the glass back film, so as to be used for film tearing.

[0019] Preferably, the sliding frame and the film tearing platform plate constitute a limited sliding structure, and the sliding frame and the cylinder constitute an integrated structure, and the cylinder constitutes a limited sliding structure with the moving frame through the push rod, while the moving frame and the top wheel constitute a nested rotating structure, and the top wheel and the film tearing platform plate constitute a sliding structure.

[0020] Through the above structure, the position of the sliding frame can be effectively controlled during use, thereby controlling the stability of the top wheel, and enabling the top wheel to be adjusted up and down, as well as front and back.

[0021] Preferably, the connecting wheel 1 and the film tearing mechanism frame form a rotating structure, and the film tearing mechanism frame forms an extrusion and conveying structure through the extrusion wheel and the conveying wheel, and the film tearing mechanism frame forms a winding structure through the connecting wheel 3 and the winding wheel.

[0022] Through the above structure, the adhesive tape for bonding the back film can be effectively driven to be transported during use, and the reeling can be controlled for use.

[0023] Compared with the prior art, the beneficial effects of the present invention are:

[0024] 1. The film-tearing mechanism for a backlight assembly machine is provided with a backlight assembly machine body that is convenient for positioning and assembly. The liquid crystal glass is effectively transported to the top of the film-tearing mechanism frame through the cooperation of a liquid crystal glass feeder and a material-retrieving manipulator, thereby tearing off the back film attached to the surface of the liquid crystal glass. The torn liquid crystal glass is then effectively transported to a discharging mechanism, thereby controlling the stability of the film-tearing mechanism.

[0025] 2. The film tearing mechanism for the backlight assembly machine is provided with a loading wheel for facilitating positioning and assembly, thereby moving the liquid crystal glass to the lower side of the film tearing clamp through the film tearing platform plate, and cooperating with the positioning wheel 1 and the limiting wheel 1 to control the stability of the tape, and through the use of the limiting wheel 2 and the positioning wheel 2, an output limit is formed, which can be used together with the top wheel that moves up, down, left and right to control the stability, and through the cooperation of the connecting wheel 1 and the conveying wheel, the tape with the back film bonded can be effectively conveyed to the winding wheel for centralized processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the three-dimensional structure of the backlight assembly machine of the utility model;

[0027] Figure 2 This is a schematic diagram of the three-dimensional structure of the backlight assembly machine body in a half-section view of the present invention;

[0028] Figure 3 This is a schematic diagram of the three-dimensional structure of the film-tearing mechanism frame of the utility model;

[0029] Figure 4 This is a rear perspective structural diagram of the film-tearing mechanism frame of the present invention;

[0030] Figure 5 This is a bottom-up schematic diagram of the three-dimensional structure of the film-tearing mechanism frame of the present invention;

[0031] Figure 6 For this utility model Figure 5 A in the middle is an enlarged schematic diagram of the three-dimensional structure;

[0032] Figure 7 It is a schematic diagram of the left-side stereoscopic structure of the detection mechanism of the utility model.

[0033] In the figure: 1. Backlight assembly machine body; 2. Liquid crystal glass feeder; 3. Discharging mechanism; 4. Retrieving robot; 5. Film tearing mechanism frame; 6. Loading wheel; 7. Positioning wheel 1; 8. Limiting wheel 1; 9. Sliding block; 10. Film tearing platform; 11. Detection mechanism; 12. Limiting wheel 2; 13. Positioning wheel 2; 14. Sliding frame; 15. Cylinder; 16. Moving frame; 17. Top wheel; 18. Connecting wheel 1; 19. Extrusion wheel; 20. Conveying wheel; 21. Connecting wheel 2; 22. Connecting wheel 3; 23. Winding wheel. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0035] See also Figure 1-Figure 7 The utility model provides a technical solution: a film tearing mechanism for a backlight assembly machine, which is provided with a backlight assembly machine body 1 for convenient liquid crystal glass film tearing, and a liquid crystal glass feeder 2 is assembled on the right side of the outer surface of the backlight assembly machine body 1, and a discharging mechanism 3 is provided on the right rear side of the liquid crystal glass feeder 2, and a material taking robot 4 is provided on the outer surface of the liquid crystal glass feeder 2;

[0036] It includes: a film tearing mechanism frame 5, which is obliquely assembled on the left side of the outer surface of the liquid crystal glass feeder 2, and a loading wheel 6 is rotatably connected to the right side of the outer surface of the film tearing mechanism frame 5, and a limiting wheel 8 is rotatably connected to the upper surface of the film tearing mechanism frame 5. At the same time, a slider 9 is threadedly connected to the rear side of the outer surface of the film tearing mechanism frame 5, and a film tearing platform plate 10 is installed on the outer surface of the slider 9;

[0037] The detection mechanism 11 is installed on the right side of the outer surface of the film tearing platform plate 10, and the right side of the lower surface of the film tearing platform plate 10 is rotatably connected to the limiting wheel 2 12, and the right side of the outer surface of the limiting wheel 2 12 is rotatably connected to the positioning wheel 2 13, and the right side of the outer surface of the film tearing platform plate 10 is rotatably connected to the positioning wheel 1 7;

[0038] The film tearing mechanism frame 5, the feeding wheel 6 and the limiting wheel 8 respectively constitute a rotating structure, and the limiting wheel 8 and the material belt form a limiting nested structure, and the film tearing mechanism frame 5 forms a limiting sliding structure with the film tearing platform plate 10 through the slider 9, and the feeding wheel 6, the positioning wheel 7 and the limiting wheel 8 form a tape triangle positioning and conveying mechanism.

[0039] The detection mechanism 11 and the film tearing platform plate 10 form an integrated structure, and the film tearing platform plate 10 forms a tape conveying structure through the limiting wheel 2 12 and the positioning wheel 2 13, and the film tearing platform plate 10 and the positioning wheel 1 7 form a positioning rotation structure.

[0040] When in use, the backlight assembly machine body 1 is stably positioned in the corresponding working position, and the liquid crystal glass feeder 2 assembled by the backlight assembly machine body 1 forms a conveyor, and cooperates with the material-taking manipulator 4 assembled on the upper side of the end of the liquid crystal glass feeder 2 to form an adsorption conveyor for the liquid crystal glass body, and the liquid crystal glass body is conveyed to the film tearing platform plate 10 installed on the film tearing mechanism frame 5, and the film tearing mechanism frame 5 loads the material through the loading wheel 6, and passes through the positioning wheel 7 assembled on the movable film tearing platform plate 10, and cooperates with the limiting wheel 8 to form a limited conveyor, so that the tape is conveyed through the top of the film tearing platform plate 10, so as to cooperate with the conveyed liquid crystal glass body to stick it on the tape above the film tearing platform plate 10;

[0041] When the film is transported to the film tearing mechanism frame 5, the motor assembled on the rear side of the film tearing mechanism frame 5 can be controlled to effectively control the slider 9 to rotate and control the film tearing platform plate 10 to slide to the left. During the sliding, the motor assembled by the feeding wheel 6, the conveying wheel 20 and the winding wheel 23 will be started synchronously to control the unloading of the adhesive tape, and to convey the adhesive tape with the back film bonded thereto, and to reel the adhesive tape for use, so as to prevent the liquid crystal glass body on the film tearing platform plate 10 from moving. While controlling the conveying of the film tearing platform plate 10, the stability of the adhesive tape is controlled to prevent damage.

[0042] And in the process of transporting the film tearing platform 10 to the left side of the film tearing mechanism frame 5, the top wheel 17 is controlled to cause the adhesive tape to form an effective adhesion with the back film behind the liquid crystal glass body, that is, after the film tearing platform 10 moves to the left end of the film tearing mechanism frame 5, the picking device is controlled to lift the liquid crystal glass body, and the back film is torn off by lifting the liquid crystal glass body, thereby controlling the film tearing platform 10 to slide to the right, causing the adhesive tape adhered to the back film to separate from the film tearing platform 10, and transporting the film tearing platform 10 to the lower side where the adhesive tape is not adhered, and when moving, the detection mechanism 11 assembled on the film tearing platform 10 will monitor the back film carried by the adhesive tape, and form a limit output use by using the limiting wheel 2 12 and the positioning wheel 2 13;

[0043] The connecting wheel 18 is rotatably connected to the middle section of the left side of the outer surface of the film tearing mechanism frame 5, and the lower surface of the film tearing mechanism frame 5 is installed with an extrusion wheel 19, and the lower side of the extrusion wheel 19 is connected to the conveying wheel 20, and at the same time, the outer surface of the conveying wheel 20 is rotatably connected to the connecting wheel 21 on the lower right side, and the outer surface of the connecting wheel 21 is rotatably connected to the connecting wheel 3 22 and the winding wheel 23 on the lower right side.

[0044] The outer surface of the film tearing platform plate 10 is laterally slidably connected to a sliding frame 14, and the outer surface of the sliding frame 14 is installed with a cylinder 15, and the cylinder 15 is installed with a moving frame 16 through a push rod. At the same time, the inner surface of the moving frame 16 is nested and connected with a top wheel 17, and the top wheel 17 is limited and slides on the inner surface of the film tearing platform plate 10.

[0045] The sliding frame 14 and the film tearing platform plate 10 form a limited sliding structure, and the sliding frame 14 and the cylinder 15 form an integrated structure, and the cylinder 15 forms a limited sliding structure with the moving frame 16 through the push rod, while the moving frame 16 and the top wheel 17 form a nested rotating structure, and the top wheel 17 and the film tearing platform plate 10 form a sliding structure.

[0046] The connecting wheel 18 and the film tearing mechanism frame 5 form a rotating structure, and the film tearing mechanism frame 5 forms an extrusion and conveying structure through the extrusion wheel 19 and the conveying wheel 20, and the film tearing mechanism frame 5 forms a winding structure through the connecting wheel 3 22 and the winding wheel 23.

[0047] When the film tearing platform 10 moves to the left, the pneumatic device assembled on the film tearing platform 10 controls the sliding frame 14 to form a translation, and controls the cylinder 15 assembled on the sliding frame 14 to control the moving frame 16 to move upward, thereby controlling the top wheel 17 assembled on the moving frame 16 to form an upward movement, and driving the top wheel 17 to contact the tape, so that the tape and the back film form an effective contact, thereby improving the stability of the bonding;

[0048] At the same time, the tape carrying the backing film passes through the transition of the connecting wheel 18, and is extruded and conveyed by the conveying wheel 20 connected by the extrusion wheel 19, and cooperates with the conveying transition of the connecting wheel 21 and the connecting wheel 3 22, and moves to the upper side of the winding wheel 23, so that the tape with the backing film is wound up and used, thereby improving the stability of the winding.

[0049] The contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0050] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A film tearing mechanism for a backlight assembly machine, comprising a backlight assembly machine body (1) for tearing film of liquid crystal glass, a liquid crystal glass feeder (2) being assembled on the right side of the outer surface of the backlight assembly machine body (1), a discharging mechanism (3) being arranged on the right rear side of the liquid crystal glass feeder (2), and a material taking manipulator (4) being arranged on the outer surface of the liquid crystal glass feeder (2); It is characterized in that include: The film tearing mechanism frame (5) is obliquely assembled on the left side of the outer surface of the liquid crystal glass feeder (2), and the right side of the outer surface of the film tearing mechanism frame (5) is rotatably connected to a loading wheel (6), and the upper surface of the film tearing mechanism frame (5) is rotatably connected to a limiting wheel (8), and at the same time, the rear side of the outer surface of the film tearing mechanism frame (5) is threadedly connected to a slider (9), and the outer surface of the slider (9) is installed with a film tearing platform plate (10); The detection mechanism (11) is installed on the right side of the outer surface of the film tearing platform plate (10), and the right side of the lower surface of the film tearing platform plate (10) is rotatably connected to the limiting wheel 2 (12), and the right side of the outer surface of the limiting wheel 2 (12) is rotatably connected to the positioning wheel 2 (13), and at the same time, the right side of the outer surface of the film tearing platform plate (10) is rotatably connected to the positioning wheel 1 (7); The connecting wheel 1 (18) is rotatably connected to the middle section of the left side of the outer surface of the film tearing mechanism frame (5), and the lower surface of the film tearing mechanism frame (5) is installed with an extrusion wheel (19), and the lower side of the extrusion wheel (19) is connected to the conveying wheel (20), and at the same time, the lower right side of the outer surface of the conveying wheel (20) is rotatably connected to the connecting wheel 2 (21), and the lower right side of the outer surface of the connecting wheel 2 (21) is rotatably connected to the connecting wheel 3 (22) and the winding wheel (23).

2. The film-tearing mechanism for a backlight assembly machine according to claim 1, characterized in that: The film tearing mechanism frame (5), the feeding wheel (6) and the limiting wheel (8) respectively form a rotating structure, and the limiting wheel (8) and the material belt form a limiting nesting structure, and the film tearing mechanism frame (5) forms a limiting sliding structure with the film tearing platform plate (10) through the slider (9), and the feeding wheel (6), the positioning wheel (7) and the limiting wheel (8) form a tape triangle positioning and conveying mechanism.

3. The film-tearing mechanism for a backlight assembly machine according to claim 1, characterized in that: The detection mechanism (11) and the film-tearing platform (10) form an integrated structure, and the film-tearing platform (10) forms a tape conveying structure through the second limiting wheel (12) and the second positioning wheel (13), and the film-tearing platform (10) and the first positioning wheel (7) form a positioning rotation structure.

4. The film tearing mechanism for a backlight assembly machine according to claim 1, characterized in that: The outer surface of the film tearing platform plate (10) is connected to a sliding frame (14) in a transverse sliding manner, and a cylinder (15) is installed on the outer surface of the sliding frame (14), and the cylinder (15) is installed with a moving frame (16) through a push rod, and the inner surface of the moving frame (16) is nested and connected with a top wheel (17), and the top wheel (17) is limited and slidable on the inner surface of the film tearing platform plate (10).

5. The film-tearing mechanism for a backlight assembly machine according to claim 4, characterized in that: The sliding frame (14) and the film-tearing platform plate (10) form a limited sliding structure, and the sliding frame (14) and the cylinder (15) form an integrated structure, and the cylinder (15) and the moving frame (16) form a limited sliding structure through a push rod, while the moving frame (16) and the top wheel (17) form a nested rotating structure, and the top wheel (17) and the film-tearing platform plate (10) form a sliding structure.

6. The film-tearing mechanism for a backlight assembly machine according to claim 1, characterized in that: The connecting wheel 1 (18) and the film tearing mechanism frame (5) form a rotating structure, and the film tearing mechanism frame (5) forms an extrusion and conveying structure through the extrusion wheel (19) and the conveying wheel (20), and the film tearing mechanism frame (5) forms a winding structure through the connecting wheel 3 (22) and the winding wheel (23).

Images