PLC industrial control board detection device

Abstract

The utility model relates to the field of detection devices, and discloses a PLC industrial control board detection device which comprises a box body, horizontal vibration structures are arranged at the front end and the rear end in the box body, a vertical vibration structure is arranged at the center in the box body, each horizontal vibration structure comprises a supporting plate, and the supporting plates are fixedly connected with the inner side of the box body. The upper end of the side, close to the center of the box body, of the supporting plate is rotationally connected with a rotating disc, the lower end of the side, close to the center of the box body, of the supporting plate is rotationally connected with a limiting plate, and the lower end of the limiting plate is fixedly connected with a sector gear. According to the utility model, the rotating disc can conveniently drive the connecting rod to rotate, so that the connecting rod drives the limiting plate and the sector gear to rotate forwards and backwards and then drives the rack to move back and forth, thereby simulating the vibration in the horizontal direction, the connecting block can conveniently drive the ejector rod to slide in the sleeve, and the first spring drives the connecting plate to reset after the connecting plate is jacked up; therefore, vibration in the vertical direction is simulated.

Description

Technical Field

[0001] The utility model relates to the field of detection devices, in particular to a PLC industrial control board detection device. Background Art

[0002] A PLC industrial control board is the controller circuit board of a PLC. It is an electronic device designed specifically for industrial environments. It is used to perform logic, timing, counting, arithmetic, and other specialized operations to control machines or production processes. PLC industrial control boards are often used to control industrial production processes. Their reliability is directly related to the stable operation of the production line. Therefore, they need to be tested. Through testing, potential safety risks can be identified and preventive measures can be taken to ensure that the industrial control board meets predetermined performance standards before leaving the factory.

[0003] Testing of PLC industrial control boards includes appearance testing and functional testing, etc. Some existing testing devices lack vibration testing of industrial control boards. If the PLC industrial control board has not undergone vibration testing, it may not be able to work stably in a vibrating environment. Long-term vibration state may cause components on the circuit board to loosen, solder joints to break, and even damage electronic components.

[0004] Therefore, those skilled in the art provide a PLC industrial control board detection device to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the present utility model is to solve the shortcomings of the prior art and to propose a PLC industrial control board detection device. The connecting rod can be driven to rotate by a rotating disk, so that it drives the limit plate and the fan gear to rotate forward and reverse, and then drives the rack to move back and forth, thereby simulating horizontal vibration. The top rod can be driven to slide inside the sleeve by a connecting block, and the No. 1 spring drives the connecting plate to reset after it is pushed up, thereby simulating vertical vibration.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A PLC industrial control board detection device includes a box body, wherein the front and rear ends of the box body are both provided with horizontal vibration structures, and the center of the box body is provided with a vertical vibration structure;

[0008] The horizontal vibration structure includes a support plate, which is fixedly connected to the inner side of the box body. The upper end of the support plate close to the center of the box body is rotatably connected to a rotating disk, and the lower end of the support plate close to the center of the box body is rotatably connected to a limit plate. The lower end of the limit plate is fixedly connected to a sector gear, and the front and rear ends of the box body are slidably connected to racks.

[0009] Through the above technical solution, the setting of the rotating disk facilitates its rotation inside the box body, and the setting of the sector gear facilitates its engagement with the teeth on the upper end of the rack when the limit plate drives it to rotate, thereby driving the rack to move back and forth.

[0010] Furthermore, the vertical vibration structure includes a movable plate, both sides of the movable plate are fixedly connected to the rack, a connecting plate is provided at the upper end of the movable plate, a placement slot is provided at the center of the upper end of the movable plate, a No. 1 motor is provided on one side of the interior of the movable plate, cams are rotatably connected to both sides of the placement slot, a connecting block is rotatably connected between the cams on both sides, a push rod is fixedly connected to the upper end of the connecting block, a sleeve is fixedly connected to the center of the lower end of the connecting plate, and the push rod slides within the sleeve;

[0011] Through the above technical solution, the setting of the connecting plate facilitates the placement of the PLC industrial control board that needs to be tested, and the setting of the cam facilitates the rotation of the connecting block when it rotates, and drives the push rod to move up and down, thereby sliding inside the sleeve and pushing the connecting plate upward.

[0012] Furthermore, a synchronous motor is provided at the upper end of the support plate, and the output end of the synchronous motor is fixedly connected to the rotating disk;

[0013] With the above technical solution, the synchronous motor is provided to facilitate driving the rotating disk to rotate when the synchronous motor is running.

[0014] Furthermore, a connecting rod is fixedly connected to the side of the rotating disk away from the supporting plate, and the connecting rod is always inside the limiting plate;

[0015] With the above technical solution, the setting of the connecting rod facilitates the limiting plate to continuously rotate in positive and negative directions when the rotating disk drives it to rotate.

[0016] Furthermore, a slider is fixedly connected to the center of the lower end of the rack, and sliding grooves are provided at the front and rear ends of the bottom of the box body;

[0017] With the above technical solution, the sliding groove is provided to facilitate the sliding of the slider inside the rack when the slider follows the rack.

[0018] Furthermore, both sides of the upper end of the movable plate are fixedly connected to fixed rods, the inner bottom of the fixed rods is fixedly connected to a No. 1 spring, and the upper end of the No. 1 spring is fixedly connected to the connecting plate;

[0019] According to the above technical solution, the setting of the No. 1 spring facilitates the connection plate to move in the reverse direction after the connection plate moves upward and is in a stretched state.

[0020] Furthermore, both sides of the placement slot are rotatably connected to a rotating shaft, one side of the rotating shaft is fixedly connected to the cam, and the other side of the rotating shaft away from the cam is fixedly connected to the output end of the first motor;

[0021] With the above technical solution, the setting of the rotating shaft facilitates the No. 1 motor to be driven to rotate simultaneously with the cam when the No. 1 motor is running.

[0022] Furthermore, both sides of the upper end of the connecting plate are fixedly connected to a fixing plate, the front and rear ends of one side of the fixing plate are fixedly connected to a No. 2 spring, and one side of the No. 2 spring is fixedly connected to a clamping plate;

[0023] Through the above technical solution, the provision of the clamping plate facilitates clamping and fixing of the PLC industrial control board that needs to be tested.

[0024] The present utility model has the following beneficial effects:

[0025] The present invention proposes a PLC industrial control board detection device. Compared with the existing detection device, it is convenient to simulate horizontal vibration through the setting of the horizontal vibration structure. The synchronous motor is turned on to drive the rotating disk to rotate, thereby driving the connecting rod to rotate. The connecting rod is always inside the limit plate, so it can drive the limit plate and the fan gear to rotate. Under the meshing action between the gears, the rack is driven to move. When the connecting rod rotates with the rotating disk, the fan gear can be continuously rotated forward and reversed, thereby driving the gear to move back and forth, and driving the industrial control board to move horizontally, thereby simulating horizontal vibration.

[0026] The present invention proposes a PLC industrial control board detection device. Compared with the existing detection device, it is convenient to simulate vertical vibration through the setting of the vertical vibration structure. The No. 1 motor is turned on to drive the rotating shaft and the cam to rotate, thereby driving the connecting block to rotate, and the connecting block drives the push rod to move up and down. When the push rod slides upward in the sleeve, it pushes the connecting plate upward, and the No. 1 spring is stretched. After the push rod moves downward, the No. 1 spring drives the connecting plate to move in the opposite direction, and the reset is completed, thereby simulating vertical vibration.

[0027] Compared with the existing detection devices, the present invention proposes a PLC industrial control board detection device. The rotating disk drives the connecting rod to rotate, which drives the limit plate and the fan gear to rotate forward and reverse, and then drives the rack to move back and forth, thereby simulating horizontal vibration. The connecting block drives the push rod to slide inside the sleeve, and the No. 1 spring drives the connecting plate to reset after being pushed up, thereby simulating vertical vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is an axonometric diagram of a PLC industrial control board detection device proposed in this utility model;

[0029] Figure 2 This is a structural diagram of the box body and rack of a PLC industrial control board detection device proposed by the utility model;

[0030] Figure 3 This is a schematic diagram of the exploded structure of a rotating disk of a PLC industrial control board detection device proposed by the present invention;

[0031] Figure 4 This is a structural diagram of the movable plate and connecting plate of a PLC industrial control board detection device proposed by the utility model;

[0032] Figure 5 The present invention provides a schematic structural diagram of a cam in a PLC industrial control board detection device.

[0033] Legend:

[0034] 1. Box body; 2. Fixed plate; 3. Horizontal vibration structure; 301. Support plate; 302. Rotating disk; 303. Connecting rod; 304. Limiting plate; 305. Fan gear; 306. Rack; 307. Slider; 308. Slide groove; 309. Synchronous motor; 4. Vertical vibration structure; 401. Movable plate; 402. Connecting plate; 403. Fixed rod; 404. Spring No. 1; 405. Placement slot; 406. Rotating shaft; 407. Cam; 408. Motor No. 1; 409. Connecting block; 410. Push rod; 411. Sleeve; 5. Spring No. 2; 6. Clamp. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the specific embodiments of the present invention to clearly and completely describe the technical solutions in the specific embodiments of the present invention. Obviously, the specific embodiments described are only part of the specific embodiments of the present invention, not all of the specific embodiments. Based on the specific embodiments of the present invention, all other specific embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0036] Reference Figure 1-3 , a specific implementation method provided by the utility model:

[0037] A PLC industrial control board detection device includes a box body 1, a horizontal vibration structure 3 is provided at the front and rear ends of the box body 1, and a vertical vibration structure 4 is provided at the center of the box body 1;

[0038] The horizontal vibration structure 3 includes a support plate 301, which is fixedly connected to the inner side of the box body 1. The upper end of the support plate 301 close to the center of the box body 1 is rotatably connected to the rotating disk 302. A synchronous motor 309 is provided inside the upper end of the support plate 301. The output end of the synchronous motor 309 is fixedly connected to the rotating disk 302. The lower end of the support plate 301 close to the center of the box body 1 is rotatably connected to the limiting plate 304. The rotating disk 302 is fixedly connected to a connecting rod 303 on the side away from the support plate 301. The connecting rod 303 is always inside the limiting plate 304. The lower end of the limiting plate 304 is fixedly connected to a sector gear 305. The front and rear ends of the box body 1 are slidably connected to a rack 306. The center of the lower end of the rack 306 is fixedly connected to a slider 307. The front and rear ends of the bottom of the box body 1 are provided with sliding grooves 308.

[0039] Specifically, the setting of the rotating disk 302 facilitates its rotation inside the box body 1, and the setting of the synchronous motor 309 facilitates its driving the rotating disk 302 to rotate when it is running. The setting of the sector gear 305 facilitates its engagement with the teeth on the upper end of the rack 306 when the limit plate 304 drives it to rotate, thereby driving the rack 306 to move back and forth. The setting of the connecting rod 303 facilitates the continuous rotation of the limit plate 304 in the positive and negative directions when the rotating disk 302 drives it to rotate, and the setting of the slide groove 308 facilitates the sliding block 307 to slide inside it when following the movement of the rack 306.

[0040] Reference Figure 1 、 Figure 4 and Figure 5 The vertical vibration structure 4 includes a movable plate 401, both sides of the movable plate 401 are fixedly connected to the rack 306, a connecting plate 402 is provided on the upper end of the movable plate 401, both sides of the upper end of the movable plate 401 are fixedly connected to a fixed rod 403, a No. 1 spring 404 is fixedly connected to the bottom of the fixed rod 403, the upper end of the No. 1 spring 404 is fixedly connected to the connecting plate 402, a placement slot 405 is opened at the center of the upper end of the movable plate 401, a No. 1 motor 408 is provided on one side of the inner side of the movable plate 401, and a No. 1 motor 408 is placed in the placement slot 405. Cams 407 are rotatably connected on both sides of the part, and rotating shafts 406 are rotatably connected on both sides of the placement slot 405. One side of the rotating shaft 406 is fixedly connected to the cam 407, and the side of the rotating shaft 406 away from the cam 407 is fixedly connected to the output end of the No. 1 motor 408. A connecting block 409 is rotatably connected between the cams 407 on both sides, and a push rod 410 is fixedly connected to the upper end of the connecting block 409. A sleeve 411 is fixedly connected to the center of the lower end of the connecting plate 402, and the push rod 410 slides within the sleeve 411.

[0041] Specifically, the setting of the connecting plate 402 facilitates the placement of the PLC industrial control board that needs to be tested. The setting of the No. 1 spring 404 facilitates the reverse movement of the connecting plate 402 after the connecting plate 402 moves upward and is in a stretched state. The setting of the rotating shaft 406 facilitates the simultaneous rotation of the No. 1 motor 408 and the cam 407 when the No. 1 motor 408 is running. The setting of the cam 407 facilitates the rotation of the connecting block 409 when the motor 408 rotates, and drives the push rod 410 to move up and down, thereby sliding inside the sleeve 411 and pushing the connecting plate 402 upward.

[0042] Reference Figure 1 , both sides of the upper end of the connecting plate 402 are fixedly connected to the fixing plate 2, the front and rear ends of one side of the fixing plate 2 are fixedly connected to the No. 2 spring 5, and one side of the No. 2 spring 5 is fixedly connected to the splint 6;

[0043] Specifically, the provision of the clamping plate 6 facilitates clamping and fixing the PLC industrial control board that needs to be tested.

[0044] Working principle: When in use, move the clamping plate 6 outward to squeeze the No. 2 spring 5, place the industrial control board to be tested on the connecting plate 402 and then release the clamping plate 6, so that the No. 2 spring 5 drives the clamping plate 6 to clamp the industrial control board, turn on the synchronous motor 309, and drive the rotating disk 302 to rotate, thereby driving the connecting rod 303 to rotate. The connecting rod 303 is always inside the limit plate 304, so it can drive the limit plate 304 and the sector gear 305 to rotate. Under the meshing action between the gears, the rack 306 is driven to move, and when the connecting rod 303 rotates with the rotating disk 302, it can The sector gear 305 is continuously rotated forward and reverse, thereby driving the gear to move back and forth and driving the industrial control board to move horizontally, thereby simulating horizontal vibration. The No. 1 motor 408 is turned on to drive the rotating shaft 406 and the cam 407 to rotate, thereby driving the connecting block 409 to rotate, and the connecting block 409 drives the push rod 410 to move up and down. When the push rod 410 slides upward in the sleeve 411, it pushes the connecting plate 402 upward, and the No. 1 spring 404 is thereby stretched. After the push rod 410 moves downward, the No. 1 spring 404 drives the connecting plate 402 to move in the opposite direction, and the reset is completed, thereby simulating vertical vibration.

[0045] Finally, it should be noted that the above is only a preferred specific implementation method of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned specific implementation methods, those skilled in the art can still modify the technical solutions described in the aforementioned specific implementation methods or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A PLC industrial control board detection device, comprising a box body (1), characterized in that: Horizontal vibration structures (3) are provided at the front and rear ends of the box body (1), and a vertical vibration structure (4) is provided at the center of the box body (1); The horizontal vibration structure (3) comprises a support plate (301), the support plate (301) being fixedly connected to the inner side of the box body (1), the upper end of the support plate (301) close to the center of the box body (1) being rotatably connected to a rotating disk (302), the lower end of the support plate (301) close to the center of the box body (1) being rotatably connected to a limiting plate (304), the lower end of the limiting plate (304) being fixedly connected to a sector gear (305), and the front and rear ends of the box body (1) being slidably connected to racks (306).

2. A PLC industrial control board detection device according to claim 1, characterized in that: The vertical vibration structure (4) includes a movable plate (401), both sides of the movable plate (401) are fixedly connected to the rack (306), a connecting plate (402) is provided at the upper end of the movable plate (401), a placement slot (405) is provided at the center of the upper end of the movable plate (401), a No. 1 motor (408) is provided on one side of the interior of the movable plate (401), cams (407) are rotatably connected to both sides of the interior of the placement slot (405), a connecting block (409) is rotatably connected between the cams (407) on both sides, a push rod (410) is fixedly connected to the upper end of the connecting block (409), a sleeve (411) is fixedly connected to the center of the lower end of the connecting plate (402), and the push rod (410) slides within the sleeve (411) in a limited position.

3. A PLC industrial control board detection device according to claim 1, characterized in that: A synchronous motor (309) is provided at the upper end of the support plate (301), and an output end of the synchronous motor (309) is fixedly connected to the rotating disk (302).

4. A PLC industrial control board detection device according to claim 1, characterized in that: A connecting rod (303) is fixedly connected to one side of the rotating disk (302) away from the supporting plate (301), and the connecting rod (303) is always inside the limiting plate (304).

5. The PLC industrial control board detection device according to claim 1, characterized in that: A slider (307) is fixedly connected to the center of the lower end of the rack (306), and sliding grooves (308) are provided at the front and rear ends of the bottom of the box body (1).

6. A PLC industrial control board detection device according to claim 2, characterized in that: Both sides of the upper end of the movable plate (401) are fixedly connected to fixed rods (403), the inner bottom of the fixed rod (403) is fixedly connected to a No. 1 spring (404), and the upper end of the No. 1 spring (404) is fixedly connected to the connecting plate (402).

7. A PLC industrial control board detection device according to claim 2, characterized in that: Both sides of the placement slot (405) are rotatably connected to a rotating shaft (406), one side of the rotating shaft (406) is fixedly connected to the cam (407), and the other side of the rotating shaft (406) away from the cam (407) is fixedly connected to the output end of the first motor (408).

8. The PLC industrial control board detection device according to claim 2, characterized in that: Both sides of the upper end of the connecting plate (402) are fixedly connected to a fixing plate (2), the front and rear ends of one side of the fixing plate (2) are fixedly connected to a No. 2 spring (5), and one side of the No. 2 spring (5) is fixedly connected to a clamping plate (6).

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