Impact test detection device

Abstract

The utility model relates to the technical field of impact test devices, and discloses an impact test detection device which comprises a base, the lower surface of the base is fixedly connected with four supporting blocks, the supporting blocks are distributed at the four corners of the lower surface of the base, the upper surface of the base is provided with a sliding groove, the side surface of the base is fixedly provided with a driving motor, and the driving motor is connected with the sliding groove. The output end of the driving motor is fixedly connected with a two-way lead screw, the end, away from the driving motor, of the two-way lead screw is rotationally connected with the inner wall of the sliding groove, the surface of the two-way lead screw is in threaded connection with two sliding blocks, the sliding blocks are slidably connected with the inner wall of the sliding groove, and the upper surfaces of the sliding blocks are fixedly connected with limiting clamping plates; the limiting clamping plate is slidably connected with the upper surface of the base, and the side surface of the limiting clamping plate is fixedly connected with a rubber pad. According to the impact test fixture, articles of different specifications and sizes can be limited and fixed, deviation and shaking during an impact test can be prevented, and the impact test fixture is convenient for workers to use.

Description

Technical Field

[0001] The utility model relates to the technical field of impact test devices, in particular to an impact test detection device. Background Art

[0002] Various labor protection shoes and protective helmets are used to prevent falling objects from injuring the body, and they have a safety protection function. With the progress of society, the safety of various construction workers has also been increasingly valued, and there are more and more labor protection shoes and safety helmets with steel plates of various brands. In order to test their quality, they need to be tested for impact resistance and puncture resistance. At present, many manufacturers and users lack the corresponding testing methods.

[0003] The utility model document with application patent number CN201520390437.0, the utility model relates to an impact test detection device, including an impact component and a detection component, the impact component is arranged above the detection component, the impact component is connected with a control device, a hook is arranged on the periphery of the control device, the control device is used to control the opening and closing of the tip of the hook, the control device includes a fork wheel, the fork wheel is ellipsoidal, the center rotation of the fork wheel is connected with a fork shaft, the fork wheel is connected with a fork handle, the detection device also includes a height adjustment component, the height adjustment component includes a travel switch push rod, the travel switch push rod is provided with a scale, the top of the travel switch push rod is provided with a travel switch push rod head, the travel switch is provided above the travel switch push rod head, the travel switch push rod head is used to trigger the travel switch, the detection device of the utility model can simulate the falling object impact test that can be generated in the workplace, and quickly check the qualification of the protective equipment.

[0004] The above application document proposes an impact test detection device. When conducting impact tests on objects, since different objects have different sizes, it is necessary to limit and fix the objects of different sizes during the impact test to prevent deviation and shaking during the impact test, which may lead to inaccurate test data. Based on this, further improvements are needed for the problems raised above. Utility Model Content

[0005] The purpose of the utility model is to provide an impact test detection device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present utility model provides the following technical solution: An impact test detection device, including a base, four support blocks are fixedly connected to the lower surface of the base, and the support blocks are distributed at the four corners of the lower surface of the base. A sliding groove is opened on the upper surface of the base, a driving motor is fixedly installed on the side surface of the base, an output end of the driving motor is fixedly connected to a bidirectional lead screw, one end of the bidirectional lead screw away from the driving motor is rotatably connected to the inner wall of the sliding groove, two sliding blocks are threadedly connected to the surface of the bidirectional lead screw, the sliding blocks are slidably connected to the inner wall of the sliding groove, a limiting clamping plate is fixedly connected to the upper surface of the sliding block, the limiting clamping plate is slidably connected to the upper surface of the base, a rubber pad is fixedly connected to the side surface of the limiting clamping plate, and the rubber pad is slidably connected to the upper surface of the base.

[0007] In a preferred embodiment of the present utility model, a protective cover is fixedly connected to the upper surface of the base, a protective plate is rotatably connected to the front surface of the protective cover, a connecting plate is fixedly connected to the side surface of the protective plate, a threaded hole is opened on the front surface of the connecting plate, a threaded groove is opened on the front surface of the protective cover, and a bolt is threadedly connected to the inner walls of the threaded groove and the threaded hole. The protective plate can be fixedly connected to the front surface of the protective cover through the bolt.

[0008] In a preferred embodiment of the present utility model, a sliding hole is opened on the upper surface of the protective cover, a sliding rod is slidably connected to the inner wall of the sliding hole, a contact block is fixedly connected to the top end of the sliding rod, and a test impact head is fixedly connected to the bottom end of the sliding rod.

[0009] In a preferred embodiment of the present utility model, a fixing plate is fixedly connected to the upper surface of the base, an installation groove is opened inside the fixing plate, an installation box is fixedly connected to the side surface of the fixing plate, the installation box is communicated with the inside of the installation groove, a rotating handle is rotatably connected to the side surface of the installation box, an output end of the rotating handle is fixedly connected to a rotating rod, and one end of the rotating rod away from the rotating handle is rotatably connected to the inner wall of the installation groove. The rotating rod is driven to rotate by using the rotating handle.

[0010] In a preferred embodiment of the present utility model, a gear is fixedly connected to the surface of the rotating rod, a threaded hole is opened on the upper surface of the installation box, a threaded rod is threadedly connected to the inner wall of the threaded hole, a rotating block is fixedly connected to the top end of the threaded rod, a connecting block is fixedly connected to the end of the threaded rod away from the rotating block, and a clamping plate is rotatably connected to the surface of the connecting block. The gear can be clamped through the clamping plate.

[0011] In a preferred embodiment of the present utility model, a connecting rope is wound around the surface of the rotating rod. A mounting plate is fixedly connected to the front surface of the fixing plate. An activity groove is formed in the lower surface of the mounting plate. The activity groove communicates with the mounting groove. A rotating roller is rotatably connected to the inner wall of the activity groove. The connecting rope is slidably connected to the surface of the rotating roller. One end of the connecting rope away from the rotating rod is fixedly connected with a counterweight block. Beneficial effects

[0012] The present utility model provides an impact test detection device, which has the following beneficial effects:

[0013] 1. In this impact test detection device, by setting the driving motor and the limiting clamping plate, when the driving motor is turned on, the driving motor drives the bidirectional lead screw to rotate, so that the two sliding blocks contract or relax. The limiting clamping plate follows the sliding block to contract or relax, and then the rubber pad moves along with the limiting clamping plate. The rubber pad is used to limit and fix the article, realizing the limiting and fixing treatment of articles with different specifications and sizes, preventing offset and shaking during the impact test, and facilitating the use of the staff.

[0014] 2. In this impact test detection device, by setting the clamping plate and the gear, turning the rotating handle drives the rotating rod to rotate, so as to adjust the length of the connecting rope. When the connecting rope is adjusted to the specified length, turning the rotating block drives the threaded rod to rotate, so that the connecting block rotates, pushing the clamping plate. Then the clamping plate is inserted into the tooth gap of the gear. After the article is placed, the clamping plate is taken out, and the counterweight block is used to impact the sliding rod, facilitating the use of the staff. Description of the drawings

[0015] Figure 1 It is a schematic structural diagram of the first three-dimensional perspective of the present utility model;

[0016] Figure 2 It is a schematic structural diagram of the front cross-section of the present utility model;

[0017] Figure 3 It is a schematic structural diagram of the side cross-section of the present utility model;

[0018] Figure 4 It is a schematic structural diagram of the front cross-section of the fixing plate of the present utility model;

[0019] Figure 5 For the present utility model Figure 4 The enlarged structural diagram at A in;

[0020] Figure 6 It is a schematic structural diagram of the second three-dimensional perspective of the present utility model.

[0021] In the figure: 1. Base; 2. Driving motor; 3. Bidirectional lead screw; 4. Sliding block; 5. Limit clamping plate; 6. Rubber pad; 7. Protective cover; 8. Protective plate; 9. Connecting plate; 10. Bolt; 11. Sliding rod; 12. Contact block; 13. Test impact head; 14. Fixed plate; 15. Installation box; 16. Rotating handle; 17. Rotating rod; 18. Gear; 19. Threaded rod; 20. Rotating block; 21. Connecting block; 22. Clamping plate; 23. Connecting rope; 24. Installation plate; 25. Rotating roller; 26. Counterweight block. Detailed implementation mode

[0022] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0023] Please refer to Figures 1-6 , the present invention provides a technical solution: an impact test detection device, including a base 1, four support blocks are fixedly connected to the lower surface of the base 1, and the support blocks are distributed at the four corners of the lower surface of the base 1. A sliding groove is opened on the upper surface of the base 1. A driving motor 2 is fixedly installed on the side surface of the base 1. The output end of the driving motor 2 is fixedly connected to a bidirectional lead screw 3. One end of the bidirectional lead screw 3 away from the driving motor 2 is rotatably connected to the inner wall of the sliding groove. Two sliding blocks 4 are threadedly connected to the surface of the bidirectional lead screw 3. The sliding blocks 4 are slidably connected to the inner wall of the sliding groove. The upper surface of the sliding block 4 is fixedly connected to a limit clamping plate 5. The limit clamping plate 5 is slidably connected to the upper surface of the base 1. A rubber pad 6 is fixedly connected to the side surface of the limit clamping plate 5. The rubber pad 6 is slidably connected to the upper surface of the base 1. Turn on the driving motor 2, and the driving motor 2 drives the bidirectional lead screw 3 to rotate, so that the two sliding blocks 4 contract or relax. The limit clamping plate 5 follows the sliding block 4 to contract or relax. Furthermore, the rubber pad 6 follows the limit clamping plate 5 to move. The rubber pad 6 is used to limit and fix the article, realizing the limit and fixation of articles of different specifications and sizes, preventing offset and shaking during the impact test, and facilitating the use of the staff.

[0024] The upper surface of the base 1 is fixedly connected with a protective cover 7. The front surface of the protective cover 7 is rotatably connected with a protective plate 8. The side surface of the protective plate 8 is fixedly connected with a connecting plate 9. The front surface of the connecting plate 9 is provided with a threaded hole. The front surface of the protective cover 7 is provided with a threaded groove. A bolt 10 is threadedly connected to the inner walls of the threaded groove and the threaded hole. The upper surface of the protective cover 7 is provided with a sliding hole. A sliding rod 11 is slidably connected to the inner wall of the sliding hole. The top end of the sliding rod 11 is fixedly connected with a contact block 12. The bottom end of the sliding rod 11 is fixedly connected with a test impact head 13.

[0025] The upper surface of the base 1 is fixedly connected with a fixing plate 14. An installation groove is provided inside the fixing plate 14. The side surface of the fixing plate 14 is fixedly connected with an installation box 15. The installation box 15 communicates with the inside of the installation groove. A rotating handle 16 is rotatably connected to the side surface of the installation box 15. The output end of the rotating handle 16 is fixedly connected with a rotating rod 17. The end of the rotating rod 17 away from the rotating handle 16 is rotatably connected to the inner wall of the installation groove. A gear 18 is fixedly connected to the surface of the rotating rod 17. A threaded hole is provided on the upper surface of the installation box 15. A threaded rod 19 is threadedly connected to the inner wall of the threaded hole. The top end of the threaded rod 19 is fixedly connected with a rotating block 20. The end of the threaded rod 19 away from the rotating block 20 is fixedly connected with a connecting block 21. A clamping plate 22 is rotatably connected to the surface of the connecting block 21.

[0026] A connecting rope 23 is wound around the surface of the rotating rod 17. The front surface of the fixing plate 14 is fixedly connected with a mounting plate 24. An activity groove is provided on the lower surface of the mounting plate 24. The activity groove communicates with the installation groove. A rotating roller 25 is rotatably connected to the inner wall of the activity groove. The connecting rope 23 is slidably connected to the surface of the rotating roller 25. The end of the connecting rope 23 away from the rotating rod 17 is fixedly connected with a counterweight 26. By driving the rotating rod 17 to rotate with the rotating handle 16, the length of the connecting rope 23 is adjusted. When the connecting rope 23 is adjusted to a specified length, the threaded rod 19 is driven to rotate by the rotating block 20, so that the connecting block 21 rotates, and the clamping plate 22 is pushed, and then the clamping plate 22 is inserted into the tooth gap of the gear 18. When the item is placed, the clamping plate 22 is taken out, and the sliding rod 11 is impacted by the counterweight 26, which facilitates the use of the staff.

[0027] Working principle: First, the staff removes the bolt 10 by turning it, opens the protective plate 8, puts the item into the interior of the protective cover 7, turns on the drive motor 2, and the drive motor 2 drives the bidirectional lead screw 3 to rotate, causing the two sliding blocks 4 to contract or relax. The limit clamping plate 5 follows the sliding block 4 to contract or relax, and the rubber pad 6 is used to limit and fix items of different specifications and sizes. The length of the connecting rope 23 is adjusted by turning the handle 16 to drive the rotating rod 17 to rotate. When adjusted to the specified length, the rotating block 20 drives the threaded rod 19 to rotate, causing the connecting block 21 to rotate and pushing the clamping plate 22, so that the clamping plate 22 is inserted into the gear 18 for clamping. The protective plate 8 can be fixedly connected to the front surface of the protective cover 7 by the bolt 10. Loosen the clamping plate 22, so that the counterweight 26 impacts the contact block 12, and the sliding rod 11 impacts the test impact head 13, and then the test impact head 13 impacts the item for impact test and detection, which facilitates the use of the staff.

[0028] 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. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An impact test detection device, comprising a base (1), and four support blocks are fixedly connected to the lower surface of the base (1), and the support blocks are distributed at the four corners of the lower surface of the base (1), and it is characterized in that: The upper surface of the base (1) is provided with a sliding groove. A driving motor (2) is fixedly installed on the side surface of the base (1). The output end of the driving motor (2) is fixedly connected to a bidirectional lead screw (3). One end of the bidirectional lead screw (3) far from the driving motor (2) is rotatably connected to the inner wall of the sliding groove. Two sliding blocks (4) are threadedly connected to the surface of the bidirectional lead screw (3). The sliding blocks (4) are slidably connected to the inner wall of the sliding groove. The upper surface of the sliding block (4) is fixedly connected to a limiting clamping plate (5). The limiting clamping plate (5) is slidably connected to the upper surface of the base (1). A rubber pad (6) is fixedly connected to the side surface of the limiting clamping plate (5). The rubber pad (6) is slidably connected to the upper surface of the base (1).

2. The impact test detection device according to claim 1, characterized in that: A protective cover (7) is fixedly connected to the upper surface of the base (1). A protective plate (8) is rotatably connected to the front surface of the protective cover (7). A connecting plate (9) is fixedly connected to the side surface of the protective plate (8). A threaded hole is opened on the front surface of the connecting plate (9). A threaded groove is opened on the front surface of the protective cover (7). A bolt (10) is threadedly connected to the inner walls of the threaded groove and the threaded hole.

3. The impact test detection device according to claim 2, wherein: A sliding hole is opened on the upper surface of the protective cover (7). A sliding rod (11) is slidably connected to the inner wall of the sliding hole. A contact block (12) is fixedly connected to the top end of the sliding rod (11). A test impact head (13) is fixedly connected to the bottom end of the sliding rod (11).

4. The impact test detection device according to claim 3, characterized in that: A fixing plate (14) is fixedly connected to the upper surface of the base (1). An installation groove is opened inside the fixing plate (14). An installation box (15) is fixedly connected to the side surface of the fixing plate (14). The installation box (15) is communicated with the inside of the installation groove.

5. An impact test detection device according to claim 4, characterized in that: A rotating handle (16) is rotatably connected to the side surface of the installation box (15). The output end of the rotating handle (16) is fixedly connected to a rotating rod (17). One end of the rotating rod (17) far from the rotating handle (16) is rotatably connected to the inner wall of the installation groove.

6. The impact test detection device according to claim 5, characterized in that: A gear (18) is fixedly connected to the surface of the rotating rod (17). A threaded hole is opened on the upper surface of the installation box (15). A threaded rod (19) is threadedly connected to the inner wall of the threaded hole. A rotating block (20) is fixedly connected to the top end of the threaded rod (19). A connecting block (21) is fixedly connected to the end of the threaded rod (19) far from the rotating block (20). A clamping plate (22) is rotatably connected to the surface of the connecting block (21).

7. An impact test detection device according to claim 6, characterized in that: A connecting rope (23) is wound around the surface of the rotating rod (17). An installation plate (24) is fixedly connected to the front surface of the fixing plate (14). An activity groove is opened on the lower surface of the installation plate (24). The activity groove is communicated with the installation groove.

8. An impact test detection device according to claim 7, characterized in that: A rotating roller (25) is rotatably connected to the inner wall of the activity groove. The connecting rope (23) is slidably connected to the surface of the rotating roller (25). A counterweight block (26) is fixedly connected to the end of the connecting rope (23) far from the rotating rod (17).

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