Welded nut detection device

Abstract

The utility model discloses a welding nut detection device which comprises a supporting frame, a supporting plate is fixedly installed on one side of the supporting frame, a movable plate is installed on the top of the supporting plate through a lifting mechanism, a movable electrode is arranged at the bottom of the movable plate, a fixed electrode is arranged on the inner wall of the supporting frame, and the movable electrode is connected with the fixed electrode. And a metal disc is arranged at the top of the fixed electrode. A T-shaped block and a positioning block are respectively inserted into the inner walls of a T-shaped groove and a positioning groove, so that the displacement sensor can be positioned, and after positioning is completed, a spring resets to drive a first mounting column to move, so that the first mounting column is inserted into the inner wall of a first mounting groove, and the T-shaped block can be limited and mounted; the threaded rod is rotated to drive the second mounting column to move, the second mounting column is inserted into the inner wall of the second mounting groove, the positioning block can be mounted in a limited mode, then the displacement sensor is mounted in a limited mode, the purpose of conveniently mounting and dismounting the displacement sensor is achieved, the structure is simple, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of welding nut detection, in particular to a welding nut detection device. Background Art

[0002] A nut is a cap that is screwed together with a bolt or a screw for fastening. It is a component that all manufacturing machinery must use. According to the different materials, it is divided into several major types, such as carbon steel, stainless steel, and non-ferrous metals (such as copper). Nut seats are used in many mechanical structures. That is, the nut is fixed to a metal plate or a metal frame by spot welding to form a nut seat.

[0003] In the process of using the welding device, a displacement sensor is usually set to facilitate the detection of the moving distance of the movable electrode to avoid the occurrence of missing welding and wrong welding of the nut during the processing of the nut seat. However, in the process of using the displacement sensor, it is usually installed by fixing with bolts. This results in the need to use tools to install and disassemble the displacement sensor later, which is cumbersome to use. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a welding nut detection device, which solves the problems in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A welding nut detection device comprises a support frame, a support plate is fixedly installed on one side of the support frame, a movable plate is installed on the top of the support plate through a lifting mechanism, a movable electrode is arranged at the bottom of the movable plate, a fixed electrode is arranged on the inner wall of the support frame, a metal plate is arranged on the top of the fixed electrode, a T-shaped slot is opened on one side of the support plate, a T-shaped block is slidably installed on the inner wall of the T-shaped slot, a displacement sensor is fixedly installed on the bottom of the T-shaped block, a first installation slot is opened on one side of the T-shaped block, a first notch is opened inside the support plate, a first installation column is installed on the inner wall of the first notch through a reset mechanism, a positioning slot is opened on one side of the movable plate, a positioning block is slidably installed on the inner wall of the positioning slot, the top of the positioning block and the bottom of the displacement sensor are fixedly installed, a second installation slot is opened on one side of the positioning block, a second notch is opened inside the movable plate, and a second installation column is installed on the inner wall of the second notch through a moving mechanism.

[0007] Preferably, the lifting mechanism comprises an electric push rod fixedly mounted on the top of the support plate, a push plate is fixedly mounted on the output end of the electric push rod, and the bottom of the push plate and the top of the movable plate are fixedly mounted.

[0008] Preferably, the reset mechanism includes a sliding column slidably installed on the inner wall of the first notch. One end of the sliding column is fixedly installed with a sliding plate. A spring is fixedly installed on the inner wall of the first notch. One end of the spring is fixedly installed with one side of the sliding plate. One side of the sliding plate is fixedly installed with one end of the first mounting post.

[0009] Preferably, the moving mechanism includes a threaded rod rotatably installed on the inner wall of the second notch. A moving block is threadedly sleeved on the surface of the threaded rod. One side of the moving block is fixedly installed with one end of the second mounting post.

[0010] Preferably, a control panel is arranged on one side of the support frame. An alarm lamp and a buzzer are arranged on the top of the support frame.

[0011] Preferably, the inner wall of the first mounting groove is matched with the surface of the first mounting post, and the inner wall of the second mounting groove is matched with the surface of the second mounting post.

[0012] Preferably, the surface of the sliding plate is attached to the inner wall of the first notch, and the surface of the moving block is attached to the inner wall of the second notch.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: for this welding nut detection device, by rotating the threaded rod to drive the second mounting post to move, the second mounting post is separated from the inner wall of the second mounting groove. By pulling the sliding column to drive the first mounting post to move, the first mounting post is separated from the inner wall of the first mounting groove, and then the displacement sensor can be slid out and removed. By inserting the T-shaped block and the positioning block into the inner walls of the T-shaped groove and the positioning groove respectively, the displacement sensor can be positioned. After positioning, the spring resets to drive the first mounting post to move, and the first mounting post is inserted into the inner wall of the first mounting groove, so as to limit and install the T-shaped block. By rotating the threaded rod to drive the second mounting post to move, and the second mounting post is inserted into the inner wall of the second mounting groove, the positioning block can be limited and installed, and further the displacement sensor can be limited and installed, achieving the purpose of facilitating the installation and disassembly of the displacement sensor. The structure is simple and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of an isometric view of the present utility model;

[0015] Figure 2 is a schematic structural diagram of a right view of the present utility model;

[0016] Figure 3 is a schematic structural diagram of a partial cross-sectional view of the present utility model;

[0017] Figure 4 is a schematic structural diagram of a partial cross-sectional view of the present utility model;

[0018] Figure 5 For the present utility model Figure 3 is an enlarged view of part A.

[0019] In the figure: 1, support frame; 2, support plate; 3, electric push rod; 4, push plate; 5, moving plate; 6, movable electrode; 7, fixed electrode; 8, metal disc; 9, T-shaped groove; 10, T-shaped block; 11, displacement sensor; 12, first installation groove; 13, first notch; 14, sliding column; 15, spring; 16, sliding plate; 17, first installation post; 18, positioning groove; 19, positioning block; 20, second installation groove; 21, second notch; 22, threaded rod; 23, moving block; 24, second installation post; 25, control panel; 26, alarm lamp; 27, buzzer. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Embodiment: Referring to Figures 1-5 , the present utility model provides a technical solution, a welding nut detection device, including a support frame 1, a control panel 25 is arranged on one side of the support frame 1, an alarm lamp 26 and a buzzer 27 are arranged on the top of the support frame 1, a support plate 2 is fixedly installed on one side of the support frame 1, a moving plate 5 is installed on the top of the support plate 2 through a lifting mechanism, the lifting mechanism includes an electric push rod 3 fixedly installed on the top of the support plate 2, the output end of the electric push rod 3 is fixedly installed with a push plate 4, the bottom of the push plate 4 and the top of the moving plate 5 are fixedly installed, which is convenient to drive the moving plate 5 to lift, a movable electrode 6 is arranged at the bottom of the moving plate 5, a fixed electrode 7 is arranged on the inner wall of the support frame 1, a metal disc 8 is arranged on the top of the fixed electrode 7, a T-shaped groove 9 is opened on one side of the support plate 2, a T-shaped block 10 is slidably installed on the inner wall of the T-shaped groove 9, a displacement sensor 11 is fixedly installed at the bottom of the T-shaped block 10, which is convenient to position the displacement sensor 11, a first installation groove 12 is opened on one side of the T-shaped block 10, a first notch 13 is opened inside the support plate 2, a first installation post 17 is installed on the inner wall of the first notch 13 through a reset mechanism, the reset mechanism includes a sliding column 14 slidably installed on the inner wall of the first notch 13, one end of the sliding column 14 is fixedly installed with a sliding plate 16, a spring 15 is fixedly installed on the inner wall of the first notch 13, one end of the spring 15 and one side of the sliding plate 16 are fixedly installed, and one side of the sliding plate 16 and one end of the first installation post 17 are fixedly installed, which is convenient to drive the first installation post 17 to move in a reset manner.

[0022] Specifically, a positioning groove 18 is formed on one side of the moving plate 5. A positioning block 19 is slidably installed on the inner wall of the positioning groove 18. The top of the positioning block 19 and the bottom of the displacement sensor 11 are fixedly installed, which is convenient for positioning the displacement sensor 11. A second installation groove 20 is formed on one side of the positioning block 19. A second notch 21 is formed inside the moving plate 5. A second installation column 24 is installed on the inner wall of the second notch 21 through a moving mechanism. The moving mechanism includes a threaded rod 22 rotatably installed on the inner wall of the second notch 21. A moving block 23 is sleeved on the surface of the threaded rod 22. One side of the moving block 23 and one end of the second installation column 24 are fixedly installed, which is convenient for driving the second installation column 24 to move. The inner wall of the first installation groove 12 and the surface of the first installation column 17 are matched. The inner wall of the second installation groove 20 and the surface of the second installation column 24 are matched. The surface of the sliding plate 16 and the inner wall of the first notch 13 are attached to limit the sliding plate 16, making the movement of the sliding plate 16 more stable. The surface of the moving block 23 and the inner wall of the second notch 21 are attached to limit the moving block 23, making the movement of the moving block 23 more stable. By rotating the threaded rod 22, the second installation column 24 is driven to move, so that the second installation column 24 leaves the inner wall of the second installation groove 20. By pulling the sliding column 14, the first installation column 17 is driven to move, so that the first installation column 17 leaves the inner wall of the first installation groove 12, and then the displacement sensor 11 can be slid out and removed. By inserting the T-shaped block 10 and the positioning block 19 into the inner walls of the T-shaped groove 9 and the positioning groove 18 respectively, the displacement sensor 11 can be positioned. After positioning, the spring 15 resets and drives the first installation column 17 to move, so that the first installation column 17 is inserted into the inner wall of the first installation groove 12, and then the T-shaped block 10 can be limited and installed. By rotating the threaded rod 22 to drive the second installation column 24 to move, and the second installation column 24 is inserted into the inner wall of the second installation groove 20, the positioning block 19 can be limited and installed, and then the displacement sensor 11 can be limited and installed, achieving the purpose of facilitating the installation and disassembly of the displacement sensor 11. The structure is simple and convenient to use.

[0023] All the electrical components mentioned in this article are electrically connected to an external main controller and 220V mains power, and the main controller can be a conventional known device such as a computer for control.

[0024] During use: When using this welding nut detection device, the electric push rod 3 drives the push plate 4 to descend, the push plate 4 drives the moving plate 5 to descend, the moving plate 5 drives the movable electrode 6 to descend, and the displacement sensor 11 detects the displacement distance. When the detected distance deviates, the control panel 25 controls the alarm lamp 26 and the buzzer 27 to give an alarm, which is convenient to remind the staff. When the displacement sensor 11 needs to be installed and removed, by rotating the threaded rod 22, the moving block 23 is driven to move, the moving block 23 drives the second mounting column 24 to move, so that the second mounting column 24 leaves the inner wall of the second mounting groove 20. By pulling the sliding column 14, the sliding plate 16 is driven to move, the sliding plate 16 drives the first mounting column 17 to move, so that the first mounting column 17 leaves the inner wall of the first mounting groove 12, and then the displacement sensor 11 can be slid out and removed. By inserting the T-shaped block 10 and the positioning block 19 into the inner walls of the T-shaped groove 9 and the positioning groove 18 respectively, the displacement sensor 11 can be positioned. After positioning, the spring 15 resets to drive the sliding plate 16 to move, the sliding plate 16 drives the first mounting column 17 to move, so that the first mounting column 17 is inserted into the inner wall of the first mounting groove 12, and then the T-shaped block 10 can be limited and installed. By rotating the threaded rod 22, the second mounting column 24 is driven to move, and the second mounting column 24 is inserted into the inner wall of the second mounting groove 20, so that the positioning block 19 can be limited and installed, and then the displacement sensor 11 can be limited and installed, achieving the purpose of facilitating the installation and removal of the displacement sensor 11, with a simple structure and convenient to use.

[0025] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variation thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0026] 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 welding nut detection device, comprising a support frame (1), characterized in that: A support plate (2) is fixedly mounted on one side of the support frame (1); a movable plate (5) is mounted on the top of the support plate (2) via a lifting mechanism; a movable electrode (6) is arranged at the bottom of the movable plate (5); a fixed electrode (7) is arranged on the inner wall of the support frame (1); a metal plate (8) is arranged on the top of the fixed electrode (7); a T-shaped groove (9) is provided on one side of the support plate (2); a T-shaped block (10) is slidably mounted on the inner wall of the T-shaped groove (9); a displacement sensor (11) is fixedly mounted on the bottom of the T-shaped block (10); and a first mounting groove (12) is provided on one side of the T-shaped block (10). A first notch (13) is provided inside the support plate (2), and a first mounting column (17) is installed on the inner wall of the first notch (13) through a reset mechanism; a positioning groove (18) is provided on one side of the movable plate (5), and a positioning block (19) is slidably installed on the inner wall of the positioning groove (18), and the top of the positioning block (19) and the bottom of the displacement sensor (11) are fixedly installed; a second mounting groove (20) is provided on one side of the positioning block (19); a second notch (21) is provided inside the movable plate (5), and a second mounting column (24) is installed on the inner wall of the second notch (21) through a moving mechanism.

2. A welding nut detection device according to claim 1, characterized in that: The lifting mechanism comprises an electric push rod (3) fixedly mounted on the top of the support plate (2), a push plate (4) fixedly mounted on the output end of the electric push rod (3), and the bottom of the push plate (4) and the top of the moving plate (5) are fixedly mounted.

3. A welding nut detection device according to claim 1, characterized in that: The reset mechanism comprises a sliding column (14) slidably mounted on the inner wall of the first slot (13); a slide plate (16) is fixedly mounted on one end of the sliding column (14); a spring (15) is fixedly mounted on the inner wall of the first slot (13); one end of the spring (15) is fixedly mounted on one side of the slide plate (16); and one side of the slide plate (16) is fixedly mounted on one end of the first mounting column (17).

4. A welding nut detection device according to claim 3, characterized in that: The moving mechanism comprises a threaded rod (22) rotatably mounted on the inner wall of the second notch (21); a moving block (23) is threadedly sleeved on the surface of the threaded rod (22); one side of the moving block (23) and one end of the second mounting column (24) are fixedly mounted.

5. A welding nut detection device according to claim 1, characterized in that: A control panel (25) is provided on one side of the support frame (1), and an alarm light (26) and a buzzer (27) are provided on the top of the support frame (1).

6. A welding nut detection device according to claim 1, characterized in that: The inner wall of the first mounting groove (12) matches the surface of the first mounting column (17), and the inner wall of the second mounting groove (20) matches the surface of the second mounting column (24).

7. A welding nut detection device according to claim 4, characterized in that: The surface of the slide plate (16) fits with the inner wall of the first slot (13), and the surface of the moving block (23) fits with the inner wall of the second slot (21).

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