Edge folding device for frame of commercial display equipment
By using bending plates and bending pallets in the frame edge folding device of commercial display equipment to clamp and fix the metal plate, the problem of easy bending and wrinkles in the prior art during stamping is solved, and a higher quality frame edge folding effect is achieved.
Patent Information
- Application Number
- CN202421221140.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-03-21
- Estimated Expiration
- 2034-05-31
AI Technical Summary
Existing Mini LED display bezel bending devices tend to cause the metal plate to bend and wrinkle on the surface during stamping.
A frame edge folding device for commercial display equipment is designed, using bending pressure plates and bending pallets to clamp and fix the metal plates, and then fold the edge operation to ensure that the metal plates are clamped and fixed throughout the process to avoid bending and wrinkling.
By clamping and fixing the metal plate, bending and wrinkling are avoided, and the quality and accuracy of the frame folding edges are improved.
Smart Images
Figure CN222642956U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of folding devices, in particular to a folding device for a frame of commercial display equipment. Background Art
[0002] A general display consists of an upper substrate assembly, a lower substrate assembly, liquid crystal, a driving circuit unit, a backlight module and a frame. The frame serves to fix the components. During the production process of the display frame, the profile is usually bent and then welded into a rectangle. The display frame is mostly made of hardware, so it needs to be bent using a bending device.
[0003] The existing announcement number is CN220611842U, which is a Mini LED display frame bending device. The mold unit includes a clamping component arranged on the upper surface of the workbench and a mold component arranged inside the clamping component. The clamping unit includes a mounting component installed on the upper surface of the workbench and a clamping component arranged on the outer surface of the mounting component. The bending unit includes a limit component installed on the upper surface of the workbench and a bending component arranged on the inner side of the limit component. When it is in operation, the bottom of the metal plate is in a suspended state at the initial stage of stamping the metal plate by the bending punch. In this process, the metal plate will inevitably bend. Therefore, after the stamping is completed, wrinkles are easily left on the surface of the metal plate, which needs to be improved. Utility Model Content
[0004] The purpose of the utility model is to provide a folding device for the frame of commercial display equipment to solve the problems in the prior art.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a folding device for the frame of commercial display equipment, comprising a workbench, a controller and supporting legs, a bending opening running through from top to bottom is opened in the middle position of the workbench, a metal plate positioning frame is arranged around the bending opening above the bending opening, a mounting frame is fixedly arranged on the top of the workbench, two hydraulic cylinders with output ends vertically downward are fixedly arranged in the middle of the mounting frame, a bending pressure plate directly above the bending opening is arranged below the mounting frame, the bending pressure plate is fixed on the output end of the hydraulic cylinder, a bending support plate is arranged on the inner side of the bending opening, a bending support plate lifting and resetting mechanism is arranged below the bending support plate, and the length and width of the bending pressure plate are equal to the length and width of the bending support plate.
[0006] Preferably, the bending pallet lifting and resetting mechanism is composed of a fixed bracket, a bending pallet positioning rod and a spring, two bending pallet positioning rods are provided and vertically fixed to the bottom of the bending pallet, the fixed bracket is provided with a through hole that cooperates with the bending pallet positioning rod, the bending pallet positioning rod is inserted into the fixed bracket, and a spring is sleeved on the bending pallet positioning rod.
[0007] Preferably, a limit baffle is fixed on each side of the bending support plate.
[0008] Preferably, a push rod matching hole is opened in the middle position of the bending pressure plate and on both sides of its two ends, and the mounting frame is equipped with push rods equal in number to the push rod matching holes, and each push rod is inserted into one push rod matching hole.
[0009] Preferably, a guiding slope is provided on the inner side of the metal plate positioning frame.
[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: when the utility model is in use, the metal plate is placed on the inner side of the metal plate positioning frame, and the metal plate positioning frame can position the metal plate to avoid deviation and deviation during the stamping process. Before the bending plate moves downward and cooperates with the bending support plate to clamp the metal plate, the bending plate will not act on the metal plate. After the bending plate and the bending support plate clamp and fix the metal plate, the bending plate continues to move downward and cooperates with the bending mouth to achieve the folding of the metal plate. After the folding is completed, the bending plate moves up and retracts. In summary, the utility model first clamps the metal plate with the bending plate and the bending support plate, and then bends the metal plate. During the whole process, the metal plate is clamped and fixed, so the metal plate will not bend or wrinkled.
[0011] The bending pallet lifting and resetting mechanism is composed of a fixed bracket, a bending pallet positioning rod and a spring. When the bending plate is moved up and retracted, the fixed bracket will be pushed up automatically by the spring, and the limit baffles on both sides of the bending pallet are used to limit the upward movement height of the bending pallet;
[0012] A push rod matching hole is provided on the bending pressure plate, and a push rod is fixed on the mounting frame, and the push rod can be inserted into the push rod matching hole, and the metal plate that has been bent and stuck on the bending pressure plate can be pushed down by the push rod. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:
[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;
[0015] Figure 2 It is a schematic diagram of the overall front structure of the utility model;
[0016] Figure 3 It is a structural schematic diagram of the bending support plate lifting and resetting mechanism and the bending support plate of the utility model;
[0017] Figure 4 It is a structural schematic diagram of the bending pressing plate of the utility model.
[0018] In the figure: 1. workbench; 2. controller; 3. mounting frame; 4. ejector rod; 5. hydraulic cylinder; 6. bending pressure plate; 7. metal plate positioning frame; 8. guiding slope; 9. bending mouth; 10. bending pallet; 11. bending pallet lifting and resetting mechanism; 12. supporting leg; 13. limit baffle; 14. fixed bracket; 15. bending pallet positioning rod; 16. spring; 17. ejector rod matching hole. DETAILED DESCRIPTION
[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.
[0020] See also Figure 1-4 In the embodiment of the utility model, a folding device for the frame of a commercial display device includes a workbench 1, a controller 2 and a supporting leg 12. A bending opening 9 is provided in the middle of the workbench 1 and runs through from top to bottom. A metal plate positioning frame 7 is provided above the bending opening 9 and around the bending opening 9. A mounting frame 3 is fixedly provided on the top of the workbench 1. A hydraulic cylinder 5 with two output ends vertically downward is fixedly provided in the middle of the mounting frame 3. A bending pressure plate 6 is provided just above the bending opening 9 below the mounting frame 3. The bending pressure plate 6 is fixed on the output end of the hydraulic cylinder 5. A bending support plate 10 is provided on the inner side of the bending opening 9. The bending support plate A bending pallet lifting and resetting mechanism 11 is provided below 10, and the length and width of the bending pressure plate 6 are equal to those of the bending pallet 10. The bending pallet lifting and resetting mechanism 11 is composed of a fixed bracket 14, a bending pallet positioning rod 15 and a spring 16. Two bending pallet positioning rods 15 are provided and are vertically fixed to the bottom of the bending pallet 10. A through hole cooperating with the bending pallet positioning rod 15 is opened on the fixed bracket 14. The bending pallet positioning rod 15 is plugged into the fixed bracket 14, and a spring 16 is sleeved on the bending pallet positioning rod 15. A limit baffle 13 is fixed on each side of the bending pallet 10.
[0021] A push rod matching hole 17 is respectively provided in the middle position of the bending pressure plate 6 and on both sides of the two ends thereof. The mounting frame 3 is provided with push rods 4 having the same number as the push rod matching holes 17 , and each push rod 4 is inserted into one push rod matching hole 17 .
[0022] A guiding slope 8 is provided on the inner side of the metal plate positioning frame 7 , and the guiding slope 8 is used to facilitate the placement of the metal plate.
[0023] The working principle of the utility model is as follows: when the utility model is in use, the metal plate is placed on the inner side of the metal plate positioning frame 7, and the metal plate positioning frame 7 can position the metal plate to avoid its deviation and deviation during the stamping process. Before the bending press plate 6 moves downward and cooperates with the bending support plate 10 to clamp the metal plate, the bending press plate 6 will not have any effect on the metal plate. After the bending press plate 6 and the bending support plate 10 clamp and fix the metal plate, the bending press plate 6 continues to move downward and cooperates with the bending mouth 9 to achieve the folding of the metal plate. After the folding is completed, the bending press plate 6 moves up and retracts; in summary, the utility model first completes the clamping of the metal plate by the bending press plate 6 and the bending support plate 10, and then bends the metal plate. During the whole process, the metal plate is clamped and fixed, so the metal plate will not bend or wrinkled.
[0024] The bending tray lifting and resetting mechanism 11 is composed of a fixed bracket 14, a bending tray positioning rod 15 and a spring 16. When the bending pressure plate 6 moves up and retracts, the fixed bracket 14 is pushed up automatically by the spring 16, and the limit baffles 13 on both sides of the bending tray 10 are used to limit the upward movement height of the bending tray 10;
[0025] A push rod matching hole 17 is provided on the bending pressure plate 6, and a push rod 4 is fixed on the mounting frame 3, and the push rod 4 can be inserted into the push rod matching hole 17, and the push rod 4 can be used to push down the bent metal plate stuck on the bending pressure plate 6.
[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A commercial display device frame folding device, comprising a workbench (1), a controller (2) and a support leg (12), characterized in that: A bending opening (9) is provided in the middle of the workbench (1) and extends through the upper and lower parts. A metal plate positioning frame (7) is provided above the bending opening (9) and around the bending opening (9). A mounting frame (3) is fixedly provided on the top of the workbench (1). Two hydraulic cylinders (5) with output ends pointing vertically downward are fixedly provided in the middle of the mounting frame (3). A bending pressure plate (6) is provided below the mounting frame (3) and is located directly above the bending opening (9). The bending pressure plate (6) is fixed on the output end of the hydraulic cylinder (5). A bending support plate (10) is provided on the inner side of the bending opening (9). A bending support plate lifting and resetting mechanism (11) is provided below the bending support plate (10). The length and width of the bending pressure plate (6) are equal to the length and width of the bending support plate (10).
2. A commercial display device frame folding device according to claim 1, characterized in that: The bending tray lifting and resetting mechanism (11) is composed of a fixed bracket (14), a bending tray positioning rod (15) and a spring (16); two bending tray positioning rods (15) are provided and vertically fixed to the bottom of the bending tray (10); a through hole cooperating with the bending tray positioning rod (15) is opened on the fixed bracket (14); the bending tray positioning rod (15) is plugged into the fixed bracket (14), and a spring (16) is sleeved on the bending tray positioning rod (15).
3. A commercial display device frame folding device according to claim 2, characterized in that: A limit baffle (13) is fixed to each side of the bending support plate (10).
4. The edge folding device for a commercial display device according to claim 1, characterized in that: A push rod matching hole (17) is respectively formed in the middle position of the bending pressure plate (6) and on both sides of both ends thereof; the mounting frame (3) is mounted with push rods (4) having the same number as the push rod matching holes (17); each push rod (4) is inserted into a push rod matching hole (17).
5. The edge folding device for a commercial display device according to claim 1, characterized in that: A guiding inclined surface (8) is provided on the inner side of the metal plate positioning frame (7).