Jig for inspecting bending property of plate

Abstract

The utility model discloses a jig for inspecting the bending performance of a plate, which comprises a jig body, a rack is fixedly arranged at the top of the jig body, brackets are movably arranged at the positions, close to the two sides, of the top of the jig body, and a ring block is fixedly arranged at the position, close to the middle, in the rack. A flexible protective net is fixedly arranged at the bottom of the ring block, connecting rods are fixedly arranged at the positions, close to the two sides, of the bottom of the flexible protective net, and cavities are formed in the connecting rods. According to the jig for inspecting the bending performance of the plate, by arranging the ring block, the flexible protective net, the connecting rods and the limiting blocks, when the jig is used, the jig has good protective performance, broken and splashed chippings can be intercepted, the situation that a user is injured by the chippings is avoided, the safety of the jig is improved, convenience is brought to the user, and the jig is worthy of popularization and application. The practicability of the device is improved, and the use requirements of users are met.

Description

Technical Field

[0001] The utility model relates to the technical field of inspection jigs, and specifically relates to a jig for inspecting the bending performance of a plate. Background Technique

[0002] With the development and breakthrough of liquid crystal display technology, the field of liquid crystal TV products has rapidly expanded towards large size and ultra-thinness. The change in the TV size specification puts forward higher quality characteristic requirements for internal components such as diffusion plates and light guide plates, especially the bending performance of plastic plates.

[0003] In the comparative document "A jig for inspecting the bending performance of a plate", the patent number is (CN219757964U). By placing the plate between the first fixture and the second fixture, driving the screw rod to rotate through the driving device, the threads on the left and right sides of the screw rod are opposite, driving the first bracket and the second bracket to move relatively, and the first bracket and the second bracket drive the first fixture and the second fixture to move relatively, thereby driving the plate to gradually bend, so as to detect the bending performance of the plate. This jig has a simple structure, is easy to operate, improves the detection efficiency, saves operation time, and can be applied to the inspection and monitoring of the bending performance of plates in actual production operations.

[0004] However, when the jig is in use, there is a lack of a corresponding protection mechanism. When performing the bending test, sometimes the tested material will break, and the broken debris will fly out under the action of force, which is likely to cause harm to the user and bring inconvenience to the user, and it can no longer meet the user's usage requirements. Content of the Utility Model

[0005] The purpose of the utility model is to provide a jig for inspecting the bending performance of a plate, so as to solve the problem that when the jig is in use, there is a lack of a corresponding protection mechanism. When performing the bending test, sometimes the tested material will break, and the broken debris will fly out under the action of force, which is likely to cause harm to the user and bring inconvenience to the user, and it can no longer meet the user's usage requirements as mentioned in the above background technique.

[0006] To achieve the above object, the present utility model provides the following technical solutions: A jig for inspecting the bending performance of a plate, including a jig body. A frame is fixedly arranged at the top of the jig body. Brackets are movably arranged on both sides of the top of the jig body. A ring block is fixedly arranged at the middle position inside the frame. A flexible protective net is fixedly arranged at the bottom of the ring block. Connecting rods are fixedly arranged on both sides of the bottom of the flexible protective net. A cavity is formed inside the connecting rod. A fixing rod is arranged inside the connecting rod. Support rods are fixedly arranged at the top and bottom positions on the opposite sides inside the two connecting rods. Limit blocks are fixedly arranged on the opposite sides of the two connecting rods. Movable rods are arranged at the top positions on the opposite sides of the two connecting rods. One side of the two movable rods penetrates through the connecting rod and is fixedly connected to the fixing rod.

[0007] Further, a driving cylinder is fixedly arranged at the top of the frame. The output end arranged at the bottom of the driving cylinder penetrates through the frame and is fixedly provided with a pressure sensor.

[0008] Further, a pressing block is fixedly arranged at the bottom of the pressure sensor. The bottom of the pressing block penetrates through the ring block and the flexible protective net in sequence and extends to the outside of the flexible protective net.

[0009] Further, a frame groove is formed at the top of the bracket. The frame groove and the bracket are integrally designed.

[0010] Further, limit grooves are formed on both sides of the top of the jig body.

[0011] Further, one side of the two support rods penetrates through the fixing rod and is fixedly connected to the inner wall of the connecting rod. The support rod is movably connected to the fixing rod.

[0012] Further, connecting springs are fixedly arranged at the top and bottom positions on the opposite sides of the two fixing rods. One side of the two connecting springs is fixedly connected to the inner wall of the connecting rod.

[0013] Further, one side of the two limit blocks penetrates through the connecting rod and extends to the outside of it. The limit block is movably connected to the connecting rod.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] For the jig for inspecting the bending performance of a plate, by setting the ring block, the flexible protective net, the connecting rod and the limit block, when the device is in use, the device has good protection performance, can intercept the broken and flying debris, avoid the debris from causing harm to the user, increase the safety of the device, bring convenience to the user, improve the practicality of the device, and meet the use requirements of the user. Description of the Drawings

[0016] Figure 1 This is a schematic structural view of the present utility model;

[0017] Figure 2 This is a sectional view of the structure of the present utility model;

[0018] Figure 3 is Figure 2 a partially enlarged schematic view of A in

[0019] Figure 4 is Figure 2 a partially enlarged schematic view of B in

[0020] In the figure: 1, fixture body; 2, frame; 3, bracket; 4, ring block; 5, flexible protection net; 6, connecting rod; 7, fixed rod; 8, support rod; 9, limit block; 10, driving cylinder; 11, pressure sensor; 12, pressing block; 13, frame groove; 14, limit groove; 15, connecting spring; 16, movable rod. Specific implementation manner

[0021] The present utility model will be further described in detail below with reference to the accompanying drawings and through specific embodiments. The following embodiments are only descriptive and do not limit the protection scope of the present utility model.

[0022] Please refer to Figures 1-4 , the present utility model provides a technical solution: A fixture for testing the bending performance of a plate, including a fixture body 1, the fixture body 1 is used to set corresponding components, a frame 2 is fixedly arranged at the top of the fixture body 1, the frame 2 is used to set test components, brackets 3 are movably arranged at both sides of the top of the fixture body 1, the brackets 3 are used to support materials, a ring block 4 is fixedly arranged at the middle position inside the frame 2, the ring block 4 is used to set a flexible protection net 5, a flexible protection net 5 is fixedly arranged at the bottom of the ring block 4, the flexible protection net 5 can play a protective role, connecting rods 6 are fixedly arranged at both sides of the bottom of the flexible protection net 5, the connecting rods 6 are used to set corresponding components, a cavity is opened inside the connecting rod 6, a fixed rod 7 is arranged inside the connecting rod 6, the fixed rod 7 is used to set a limit block 9, support rods 8 are fixedly arranged at the top and bottom positions of the opposite sides inside the two connecting rods 6, the support rods 8 play the role of the fixed rod 7, limit blocks 9 are fixedly arranged on the opposite sides of the two connecting rods 6, the limit blocks 9 can play a limiting role, movable rods 16 are arranged at the top positions of the opposite sides of the two connecting rods 6, the opposite sides of the two movable rods 16 penetrate through the connecting rods 6 and are fixedly connected to the fixed rod 7, and the movable rods 16 can drive the fixed rod 7 to move.

[0023] Furthermore, a driving cylinder 10 is fixedly arranged at the top of the rack 2. The output end arranged at the bottom of the driving cylinder 10 penetrates through the rack 2 and is fixedly provided with a pressure sensor 11. Among them, the driving cylinder 10 can apply pressure, and the pressure sensor 11 can know the tested pressure.

[0024] Furthermore, a pressing block 12 is fixedly arranged at the bottom of the pressure sensor 11. The bottom of the pressing block 12 sequentially penetrates through the ring block 4 and the flexible protection net 5 and extends to the outside of the flexible protection net 5. Among them, the pressing block 12 can press the material.

[0025] Furthermore, a rack groove 13 is formed at the top of the bracket 3. The rack groove 13 and the bracket 3 are integrally designed. Among them, the rack groove 13 is used to place the material for support.

[0026] Furthermore, limiting grooves 14 are formed at the positions on both sides near the top of the fixture body 1. Among them, the limiting grooves 14 play a role in limiting.

[0027] Furthermore, one side of the two support rods 8 opposite to each other penetrates through the fixed rod 7 and is fixedly connected to the inner wall of the connecting rod 6. The support rod 8 is movably connected to the fixed rod 7. Among them, the support rod 8 plays a role in supporting the fixed rod 7.

[0028] Furthermore, connecting springs 15 are fixedly arranged at the positions near the top and bottom on one side of the two fixed rods 7 opposite to each other. One side of the two connecting springs 15 opposite to each other is fixedly connected to the inner wall of the connecting rod 6. Among them, the connecting spring 15 can limit the fixed rod 7.

[0029] Furthermore, one side of the two limiting blocks 9 opposite to each other penetrates through the connecting rod 6 and extends to the outside thereof. The limiting block 9 is movably connected to the connecting rod 6. Among them, the limiting block 9 plays a role in limiting.

[0030] Working principle: When using this device, after the user places the workpiece to be tested into the rack groove 13, the user pulls the flexible protection net 5 at the bottom of the ring block 4, so that the connecting rod 6 at the bottom of the flexible protection net 5 is inserted into the limiting groove 14. When the connecting rod 6 is inserted, the user presses the movable rod 16 to drive the fixed rod 7 to move, so that the fixed rod 7 drives the limiting block 9 to move into the connecting rod 6, so that the connecting rod 6 can be smoothly inserted into the limiting groove 14. After the connecting rod 6 is inserted into the limiting groove 14, the user releases the movable rod 16, so that the fixed rod 7 rebounds and drives the limiting block 9 to be inserted into the slot in the limiting groove 14 for limiting, so as to limit the flexible protection net 5.

[0031] It can be known from the above working process that:

[0032] The fixture for testing the bending performance of the plate material, by setting the ring block 4, the flexible protection net 5, the connecting rod 6 and the limit block 9, enables the device to have good protection during use, can intercept the broken and splashing debris, avoid the debris from causing harm to the user, increase the safety of the device, bring convenience to the user, improve the practicability of the device, and meet the use needs of the user.

[0033] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle 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 fixture for testing the bending performance of a plate, comprising a fixture body (1), characterized in that: A frame (2) is fixedly arranged at the top of the jig body (1). Brackets (3) are movably arranged on both sides of the top of the jig body (1). A ring block (4) is fixedly arranged at the middle position inside the frame (2). A flexible protective net (5) is fixedly arranged at the bottom of the ring block (4). Connecting rods (6) are fixedly arranged on both sides of the bottom of the flexible protective net (5). A cavity is formed inside the connecting rod (6). A fixing rod (7) is arranged inside the connecting rod (6). Support rods (8) are fixedly arranged at the top and bottom positions on the opposite sides inside the two connecting rods (6). Limit blocks (9) are fixedly arranged on the opposite sides of the two connecting rods (6). Moving rods (16) are arranged at the top positions on the opposite sides of the two connecting rods (6). The opposite sides of the two moving rods (16) penetrate through the connecting rods (6) and are fixedly connected to the fixing rod (7).

2. The fixture for inspecting the bending performance of a plate according to claim 1, wherein: A driving cylinder (10) is fixedly arranged at the top of the frame (2). The output end arranged at the bottom of the driving cylinder (10) penetrates through the frame (2) and is fixedly provided with a pressure sensor (11).

3. The fixture for inspecting the bending performance of a plate according to claim 2, characterized in that: A pressing block (12) is fixedly arranged at the bottom of the pressure sensor (11). The bottom of the pressing block (12) sequentially penetrates through the ring block (4) and the flexible protective net (5) and extends to the outside of the flexible protective net (5).

4. The fixture for inspecting the bending performance of a plate according to claim 1, characterized in that: A frame groove (13) is formed at the top of the bracket (3). The frame groove (13) and the bracket (3) are integrally designed.

5. The fixture for inspecting the bending performance of a plate according to claim 1, characterized in that: Limit grooves (14) are formed on both sides of the top of the jig body (1).

6. The fixture for inspecting the bending performance of a plate according to claim 1, characterized in that: The opposite sides of the two support rods (8) penetrate through the fixing rod (7) and are fixedly connected to the inner wall of the connecting rod (6). The support rod (8) is movably connected to the fixing rod (7).

7. The fixture for inspecting the bending performance of a board according to claim 1, wherein: Connecting springs (15) are fixedly arranged at the top and bottom positions on the opposite sides of the two fixing rods (7). The opposite sides of the two connecting springs (15) are fixedly connected to the inner wall of the connecting rod (6).

8. The jig for inspecting the bending performance of a plate according to claim 1, characterized in that: The opposite sides of the two limit blocks (9) penetrate through the connecting rod (6) and extend to the outside thereof. The limit block (9) is movably connected to the connecting rod (6).

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