Light plate feeding device for hot-pressing production of light guide plates

Abstract

The utility model discloses a light plate feeding device for light guide plate hot pressing production, which relates to the technical field of light guide plate processing and comprises a supporting plate, a receiving feeding mechanism is arranged on the left side of the supporting plate, a material moving positioning mechanism is arranged at the top of the supporting plate, and the receiving feeding mechanism comprises a feeding unit and a buffering receiving unit. And the material moving positioning mechanism comprises a movable limiting unit and a side edge material moving unit, the side edge material moving unit comprises a fixing strip, the inner wall of the fixing strip is in threaded connection with a threaded rod, and the end of the threaded rod is rotationally connected with a movable frame. Through the design that the driving motor and the chain wheel are matched with the external chain, all the rubber wheels can be driven to rotate, the function of continuously conveying the light guide plate is achieved through friction force between the rubber wheels and the light guide plate, the problem that labor is wasted when the light guide plate is manually carried and positioned is solved, and convenience of the structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of light guide plate processing, in particular to a light plate feeding device for hot pressing production of light guide plates. Background Art

[0002] The light guide plate is made of optical grade acrylic / PC sheet, and then uses high-tech materials with extremely high refractive index and no light absorption to print light guide points on the bottom of the optical grade acrylic sheet by laser engraving, V-shaped cross grid engraving, and UV screen printing technology. During the production process, the light guide plate needs to be heat-pressed. Before heat pressing, the light guide plate needs to be transported with the help of a feeding device.

[0003] A Chinese patent discloses an automatic plate feeding device, the publication number of which is CN217731813U. The technical solution disclosed in the patent document is as follows: it includes a frame, on which a plurality of conveying rollers are equidistantly arranged along the feeding direction of the plate, the axes of all the conveying rollers are parallel and perpendicular to the feeding direction of the plate, the driving source of the conveying rollers is a motor, and auxiliary conveying components are provided on both sides of the frame in the feeding direction of the plate.

[0004] In order to solve the problem that the existing structure easily causes the plate to shift during the transportation process of the automatic feeding device, the existing technology adopts a method of designing a conveyor belt structure to deal with it. However, there is still a situation where the light guide plate cannot be fully conveyed and processed. After the structure finishes conveying the light guide plate by the conveyor roller, the user is required to manually move the light guide plate to the hot pressing table, which leads to a large consumption of manpower. Utility Model Content

[0005] The utility model aims to provide a light guide plate feeding device for hot pressing production of light guide plates, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A light plate feeding device for hot pressing production of light guide plates comprises a supporting plate, a receiving and feeding mechanism is arranged on the left side of the supporting plate, and a material shifting and positioning mechanism is arranged on the top of the supporting plate.

[0008] The receiving and feeding mechanism comprises a feeding unit and a buffer receiving unit, and the material shifting and positioning mechanism comprises a movable limiting unit and a side material shifting unit.

[0009] The side material shifting unit includes a fixed bar, a threaded rod is threadedly connected to the inner wall of the fixed bar, the end of the threaded rod is rotatably connected to a movable frame, a sliding part is welded on the outer wall of the movable frame, the outer wall of the sliding part is slidably connected to the inner wall of the fixed bar, the bottom of the inner wall of the movable frame is rotatably connected to a rubber wheel, the top of the rubber wheel extends to the top of the movable frame and is fixedly connected to a sprocket, a welding frame is welded on the outer wall of the movable frame, a driving motor is fixedly installed on the top of the welding frame, the output shaft of the driving motor is fixedly connected to the top of one of the sprockets, a chain is meshed on the outer wall of the sprocket, and the driving motor can drive the rubber wheel to rotate to continue conveying the light guide plate.

[0010] A further improvement of the technical solution of the utility model is that the movable limiting unit includes a hot pressing workbench, a rotating bar is rotatably connected to the inner wall of the hot pressing workbench, the hot pressing workbench is fixedly installed on the top of the supporting plate, and a stepping motor is fixedly installed on the right side of the hot pressing workbench, and the stepping motor is used to control the raised bar to switch to a vertical state.

[0011] A further improvement of the technical solution of the utility model is that the output shaft of the stepper motor is fixedly connected to the right side of the rotating bar, and a raised bar is fixedly installed on the top of the rotating bar, and the raised bar is used to limit the light guide plate.

[0012] A further improvement of the technical solution of the utility model is that the feeding unit includes a feeding frame, the feeding frame is fixedly installed on the left side of the supporting plate, and a conveyor belt body is arranged on the inner wall of the feeding frame, and the conveyor belt body is used to transport the light guide plate.

[0013] A further improvement of the technical solution of the utility model is that the top of the feeding frame is detachably connected with a median guide piece, the bottom of the median guide piece is fixedly connected with a median guide bevel bar, and the median guide piece cooperates with the median guide bevel bar to center the workpiece on the top of the conveyor belt body.

[0014] A further improvement of the technical solution of the utility model is that the buffer receiving unit includes an inclined support frame, the inclined support frame is fixedly installed on the top of the feeding frame, an inclined material receiving plate is fixedly installed on the top of the inclined support frame, a groove is provided on the top of the inclined material receiving plate, and the inclined material receiving plate is used to obliquely feed the light guide plate with the help of gravity.

[0015] A further improvement of the technical solution of the utility model is that an elastic member is fixedly connected to the bottom of the inner wall of the groove, a semicircular rubber block is fixedly connected to the top of the elastic member, and the elastic member and the semicircular rubber block have resettable elasticity for receiving and protecting the light guide plate.

[0016] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0017] 1. The utility model provides a light guide plate feeding device for hot pressing production of light guide plates. Through the design of a driving motor, a sprocket and an external chain, all rubber wheels can be driven to rotate. The friction between the rubber wheel and the light guide plate can realize the function of continuing to transport and process the light guide plate, avoiding the problem of laborious manual handling and positioning of the light guide plate, thereby improving the convenience of the structure.

[0018] 2. The utility model provides a light guide plate feeding device for hot-pressing production of light guide plates. Both the elastic member and the semicircular rubber block can produce elastic deformation, thereby realizing the function of buffering and receiving the light guide plate, avoiding the problem of the light guide plate being easily broken when transferred to this structure. Through the design of the conveyor belt main body, the middle guide member and the middle guide bevel strip, the light guide plate can be centered and guided, which is convenient for the use of this structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is an enlarged schematic diagram of structure A of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the inclined material receiving plate of the utility model;

[0022] Figure 4 This is a structural schematic diagram of the hot pressing workbench of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the fixing strip of the utility model.

[0024] In the figure: 1. Support plate;

[0025] 2. receiving and feeding mechanism; 21. feeding frame; 22. conveyor belt body; 23. middle guide; 24. middle guide oblique strip; 25. inclined support frame; 26. inclined receiving plate; 27. groove; 271. elastic member; 272. semicircular rubber block;

[0026] 3. Material shifting and positioning mechanism; 31. Hot pressing workbench; 311. Rotating bar; 312. Stepping motor; 313. Raised bar; 32. Fixed bar; 33. Threaded rod; 34. Sliding part; 35. Movable frame; 36. Rubber wheel; 37. Sprocket; 38. Welding frame; 39. Driving motor. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below in conjunction with the embodiments:

[0028] Example 1

[0029] like Figure 1-5 As shown, the utility model provides a light plate feeding device for hot pressing production of light guide plates, including a supporting plate 1, a receiving feeding mechanism 2 is arranged on the left side of the supporting plate 1, a shifting and positioning mechanism 3 is arranged on the top of the supporting plate 1, the receiving feeding mechanism 2 includes a feeding unit and a buffer receiving unit, the shifting and positioning mechanism 3 includes a movable limiting unit and a side shifting unit, the side shifting unit includes a fixing bar 32, a threaded rod 33 is threadedly connected to the inner wall of the fixing bar 32, a movable frame 35 is rotatably connected to the end of the threaded rod 33, a sliding member 34 is welded to the outer wall of the movable frame 35, the outer wall of the sliding member 34 is slidably connected to the inner wall of the fixing bar 32, a rubber wheel 36 is rotatably connected to the bottom of the inner wall of the movable frame 35, and the top of the rubber wheel 36 extends to the top of the movable frame 35 and A sprocket 37 is fixedly connected, a welding frame 38 is welded on the outer wall of the movable frame 35, a driving motor 39 is fixedly installed on the top of the welding frame 38, and the output shaft of the driving motor 39 is fixedly connected to the top of one of the sprockets 37, and a chain is meshed on the outer wall of the sprocket 37 to control the operation of the driving motor 39. Through the cooperation of the chain and the sprocket 37, all the rubber wheels 36 can be driven to rotate synchronously, and the friction between the rubber wheel 36 and the light guide plate continues to convey the light guide plate, prompting the light guide plate to move into place, facilitating the subsequent hot pressing work and reducing manpower consumption. The threaded rod 33 can be manually rotated, and the design of the sliding member 34 can prompt the movable frame 35 to move relative to the fixed bar 32, so that the rubber wheel 36 can convey light guide plates of different widths.

[0030] In this embodiment, the movable limiting unit includes a hot pressing workbench 31, and a rotating bar 311 is rotatably connected to the inner wall of the hot pressing workbench 31. The hot pressing workbench 31 is fixedly installed on the top of the supporting plate 1. A stepper motor 312 is fixedly installed on the right side of the hot pressing workbench 31. The output shaft of the stepper motor 312 is fixedly connected to the right side of the rotating bar 311. A raised bar 313 is fixedly installed on the top of the rotating bar 311. Through the design of the raised bar 313, the light guide plate can be limited on the right side, which is convenient for the precise hot pressing work. By controlling the stepper motor 312 to work, the raised bar 313 can be driven to rotate to a vertical state, thereby releasing the limit on the light guide plate and facilitating the subsequent transportation of the light guide plate.

[0031] In this embodiment, the feeding unit includes a feeding frame 21, which is fixedly mounted on the left side of the supporting plate 1, a conveyor belt body 22 is arranged on the inner wall of the feeding frame 21, a middle guide 23 is detachably connected to the top of the feeding frame 21, a middle guide oblique strip 24 is fixedly connected to the bottom of the middle guide 23, and a buffer receiving unit includes an inclined support frame 25, which is fixedly mounted on the top of the feeding frame 21, an inclined receiving plate 26 is fixedly mounted on the top of the inclined support frame 25, and the top of the inclined receiving plate 26 A groove 27 is provided on the part, and an elastic member 271 is fixedly connected to the bottom of the inner wall of the groove 27, and a semicircular rubber block 272 is fixedly connected to the top of the elastic member 271. The light guide plate is added to the top of the inclined receiving plate 26 in advance, and elastic deformation is generated by the elastic member 271 and the semicircular rubber block 272 to buffer and receive the light guide plate, and the conveyor belt body 22 is controlled to work, so that the light guide plate on the top can be transported, and the light guide plate can be centered through the cooperation of the middle guide member 23 and the middle guide oblique strip 24, which is convenient for subsequent processing.

[0032] The working principle of the light guide plate feeding device for hot pressing production of light guide plates will be described in detail below.

[0033] like Figure 1-5 As shown, when in use, the light guide plate is added to the top of the inclined receiving plate 26, and the elastic member 271 and the semicircular rubber block 272 are deformed to perform buffering and receiving treatment on the light guide plate, and the conveyor belt body 22 is controlled to work, so that the light guide plate on the top thereof can be transported, and the light guide plate is centered through the cooperation of the middle guide member 23 and the middle guide bevel strip 24, and then the driving motor 39 is controlled to drive the rubber wheel 36 to rotate, and the light guide plate moved to the top of the hot pressing workbench 31 is continued to be transported, and at the same time, the light guide plate is movably limited by the raised strip 313, and then the external hot pressing device can be controlled to perform hot pressing treatment on the light guide plate on the top of the hot pressing workbench 31.

[0034] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A light guide plate feeding device for hot pressing production of light guide plates, comprising a supporting plate (1), characterized in that: A receiving and feeding mechanism (2) is provided on the left side of the support plate (1), and a material moving and positioning mechanism (3) is provided on the top of the support plate (1); The receiving and feeding mechanism (2) comprises a feeding unit and a buffer receiving unit, and the material shifting and positioning mechanism (3) comprises a movable limiting unit and a side material shifting unit; The side material shifting unit comprises a fixed bar (32), a threaded rod (33) is threadedly connected on the inner wall of the fixed bar (32), the end of the threaded rod (33) is rotatably connected to a movable frame (35), a sliding member (34) is welded on the outer wall of the movable frame (35), the outer wall of the sliding member (34) is slidably connected to the inner wall of the fixed bar (32), a rubber wheel (36) is rotatably connected to the bottom of the inner wall of the movable frame (35), the top of the rubber wheel (36) extends to the top of the movable frame (35) and is fixedly connected to a sprocket (37), a welding frame (38) is welded on the outer wall of the movable frame (35), a driving motor (39) is fixedly installed on the top of the welding frame (38), the output shaft of the driving motor (39) is fixedly connected to the top of one of the sprockets (37), and a chain is meshed on the outer wall of the sprocket (37).

2. The light guide plate feeding device for hot pressing production of light guide plates according to claim 1, characterized in that: The movable limiting unit comprises a hot pressing workbench (31), a rotating bar (311) is rotatably connected to the inner wall of the hot pressing workbench (31), the hot pressing workbench (31) is fixedly mounted on the top of the supporting plate (1), and a stepping motor (312) is fixedly mounted on the right side of the hot pressing workbench (31).

3. The light guide plate feeding device for hot pressing production of light guide plates according to claim 2, characterized in that: The output shaft of the stepper motor (312) is fixedly connected to the right side of the rotating bar (311), and a raised bar (313) is fixedly mounted on the top of the rotating bar (311).

4. The light guide plate feeding device for hot pressing production of light guide plates according to claim 1, characterized in that: The feeding unit comprises a feeding frame (21), wherein the feeding frame (21) is fixedly mounted on the left side of the supporting plate (1), and a conveyor belt body (22) is arranged on the inner wall of the feeding frame (21).

5. The light guide plate feeding device for hot pressing production of light guide plates according to claim 4, characterized in that: The top of the feeding frame (21) is detachably connected to a middle guide piece (23), and the bottom of the middle guide piece (23) is fixedly connected to a middle guide inclined strip (24).

6. The light guide plate feeding device for hot pressing production of light guide plates according to claim 4, characterized in that: The buffer receiving unit comprises an inclined support frame (25), wherein the inclined support frame (25) is fixedly mounted on the top of the feeding frame (21), an inclined material receiving plate (26) is fixedly mounted on the top of the inclined support frame (25), and a groove (27) is formed on the top of the inclined material receiving plate (26).

7. The light guide plate feeding device for hot pressing production of light guide plates according to claim 6, characterized in that: An elastic member (271) is fixedly connected to the bottom of the inner wall of the groove (27), and a semicircular rubber block (272) is fixedly connected to the top of the elastic member (271).

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