Keyboard flaw detection equipment based on visual identification

Abstract

The utility model relates to the field of visual inspection, in particular to keyboard flaw detection equipment based on visual identification. Comprising a workbench, two sets of supporting columns are symmetrically installed at the center of the edge of the top of the workbench, a fixing plate is arranged over the workbench, a moving groove is formed in the center of the bottom of the fixing plate, a threaded rod is arranged in the moving groove, and a first servo motor is arranged at one end of the fixing plate; a sliding block is in threaded connection with the threaded rod, a mounting plate is mounted at the bottom of the sliding block, two visual recognition mechanisms are symmetrically mounted at the edge of the bottom of the mounting plate, a first defect detection mechanism is mounted at the center of the bottom of the mounting plate, and a second servo motor is arranged under the workbench; the output end of the second servo motor penetrates through the workbench and then is in transmission connection with a connecting column. According to the embodiment, the keyboard can be detected in multiple directions, the detection time is shortened, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of visual detection, and in particular relates to a keyboard defect detection device based on visual recognition. Background Art

[0002] Visual inspection is to use machines to replace human eyes to make measurements and judgments. A keyboard is a device for inputting instructions and data to operate computer equipment.

[0003] After searching, in the prior art, Chinese patent publication number: CN218157606U, authorization publication date: 2022-09-16, discloses a sticker detection system based on visual recognition, including a freely rotatable unwinding roller and a winding roller driven by a motor respectively arranged at both ends of a frame, and a visual recognition component arranged above the frame for identifying and marking stickers with defects on the roll, and a manipulator arranged on the frame for removing defective stickers, wherein a plurality of freely rotatable tension rollers parallel to each other and arranged in a staggered distribution are arranged near the unwinding roller. The above embodiment can achieve better detection effect.

[0004] However, the device still has the following defects: the above embodiment cannot perform defect detection on the keyboard from all directions. If the defect detection on the keyboard cannot be performed from all directions, the detection time will be prolonged, thereby reducing work efficiency. Utility Model Content

[0005] In view of the above problems, the utility model provides a keyboard defect detection device based on visual recognition, comprising a workbench, two groups of support columns are symmetrically installed at the center of the top edge of the workbench, a fixed plate is arranged directly above the workbench, a movable groove is opened at the center of the bottom of the fixed plate, a threaded rod is arranged in the movable groove, a first servo motor is arranged at one end of the fixed plate, a sliding block is threadedly connected to the threaded rod, a mounting plate is installed at the bottom of the sliding block, two groups of visual recognition mechanisms are symmetrically installed at the bottom edge of the mounting plate, and a first defect detection mechanism is installed at the bottom center of the mounting plate;

[0006] A second servo motor is arranged directly below the workbench, and the output end of the second servo motor passes through the workbench and is transmission-connected to a connecting column, a storage table is installed on the top of the connecting column, a fixing column is installed on the top of the workbench, and the fixing column is located between the supporting column and the storage table. A stepper motor is installed at the top center of a side wall of the fixing column close to the storage table, and a second defect detection mechanism is transmission-connected to the output end of the stepper motor.

[0007] Furthermore, two groups of supporting legs are symmetrically installed at the bottom edge of the workbench, and a control console is installed at the top edge of the workbench.

[0008] Furthermore, a display screen is embedded in the top of one side wall of the control console, a touch control panel is embedded in the side wall of the control console close to the display screen, and the touch control panel is located below the display screen.

[0009] Furthermore, the tops of the two groups of support columns are installed at the bottom edge of the fixed plate, the two ends of the threaded rod are rotatably connected to the inner walls on both sides of the fixed plate, and the output end of the first servo motor passes through the fixed plate and is transmission-connected to the threaded rod.

[0010] Furthermore, the sliding block slides in the movable groove, the mounting plate is located below the fixed plate, and the first defect detection mechanism is located between the two sets of visual recognition mechanisms.

[0011] Furthermore, the storage table is located directly above the workbench, and two groups of slide grooves are symmetrically opened at the top edge of the storage table. A group of screw rods are arranged in each group of the slide grooves, and both ends of each group of the screw rods are rotatably connected to the inner walls on both sides of the storage table.

[0012] Furthermore, two groups of third servo motors are symmetrically arranged at both ends of the storage platform, and the output ends of each group of the third servo motors are transmission-connected to the lead screw after passing through the storage platform.

[0013] Furthermore, each group of the screw rods is threadedly connected with a group of sliders, and each group of the sliders slides in a slide groove.

[0014] Furthermore, a group of clamps are installed on the top of each group of the sliding blocks, and the clamps are located above the storage table. A group of protective pads are installed on the side walls corresponding to the two groups of the clamps.

[0015] Furthermore, four groups of pressure sensors are symmetrically embedded on the top of the storage table, and the four groups of pressure sensors are arranged in a rectangular array.

[0016] The beneficial effects of the utility model are:

[0017] 1. The first servo motor drives the sliding block to slide and drives the mounting plate to move at the same time. The mounting plate drives the visual recognition mechanism and the first defect detection mechanism to move. The visual recognition mechanism identifies the keyboard. The first defect detection mechanism detects keyboard defects. At the same time, the stepper motor drives the second defect detection mechanism to adjust the angle. The second defect detection mechanism detects defects on the keyboard. The second servo motor drives the storage table and the keyboard to rotate. The storage table detects all around the keyboard. The keyboard can be detected from multiple directions, which reduces the detection time and improves work efficiency.

[0018] 2. Place the keyboard on the top of the storage table, press a group of pressure sensors at the four corners of the bottom of the keyboard to ensure that the keyboard position is within the detection range. The third servo motor drives the screw to rotate and drives the slider to slide in the slide groove. The slider drives the clamp and the protective pad to move to fix the keyboard. The protective pad protects the keyboard surface and avoids damage to the keyboard surface.

[0019] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 A schematic diagram of the structure of a keyboard detection device according to an embodiment of the utility model is shown;

[0022] Figure 2 A schematic cross-sectional view of a keyboard detection device according to an embodiment of the utility model is shown;

[0023] Figure 3 An enlarged view of part B according to an embodiment of the utility model is shown;

[0024] Figure 4 An enlarged view of part A according to an embodiment of the utility model is shown.

[0025] In the figure: 1. workbench; 2. supporting legs; 3. control panel; 4. display screen; 5. touch control panel; 6. supporting column; 7. fixing plate; 8. moving groove; 9. threaded rod; 10. first servo motor; 11. sliding block; 12. mounting plate; 13. visual recognition mechanism; 14. first defect detection mechanism; 15. connecting column; 16. storage table; 17. slide groove; 18. screw rod; 19. third servo motor; 20. slider; 21. clamp; 22. protective pad; 23. pressure sensor; 24. fixing column; 25. stepping motor; 26. second defect detection mechanism; 27. second servo motor. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The present utility model embodiment provides a keyboard defect detection device based on visual recognition, exemplarily, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes a workbench 1, two groups of supporting legs 2 are symmetrically installed at the bottom edge of the workbench 1, a control panel 3 is installed at the top edge of the workbench 1, a display screen 4 is embedded in the top of one side wall of the control panel 3, a touch control panel 5 is embedded on the side wall of the control panel 3 close to the display screen 4, and the touch control panel 5 is located below the display screen 4. Two groups of supporting columns 6 are symmetrically installed at the center of the top edge of the workbench 1, a fixing plate 7 is arranged directly above the workbench 1, and the tops of the two groups of supporting columns 6 are both installed at the bottom edge of the fixing plate 7, a movable groove 8 is opened at the bottom center of the fixing plate 7, and a threaded rod 9 is arranged in the movable groove 8. Both ends of the threaded rod 9 are rotatably connected to the inner walls on both sides of the fixed plate 7. A first servo motor 10 is provided at one end of the fixed plate 7. The output end of the first servo motor 10 passes through the fixed plate 7 and is transmission-connected to the threaded rod 9. A sliding block 11 is threadedly connected to the threaded rod 9. The sliding block 11 slides in the moving groove 8. A mounting plate 12 is installed at the bottom of the sliding block 11. The mounting plate 12 is located below the fixed plate 7. Two groups of visual recognition mechanisms 13 are symmetrically installed at the bottom edge of the mounting plate 12. A first defect detection mechanism 14 is installed at the bottom center of the mounting plate 12. The first defect detection mechanism 14 is located between the two groups of visual recognition mechanisms 13.

[0028] For example, Figure 1 , Figure 2 and Figure 4As shown, a second servo motor 27 is arranged directly below the workbench 1, and the output end of the second servo motor 27 passes through the workbench 1 and is transmission-connected to the connecting column 15. A storage table 16 is installed on the top of the connecting column 15, and the storage table 16 is located directly above the workbench 1. Two groups of slide grooves 17 are symmetrically opened at the top edge of the storage table 16, and a group of screw rods 18 are arranged in each group of the slide grooves 17. Both ends of each group of the screw rods 18 are rotatably connected to the inner walls of both sides of the storage table 16, and two groups of third servo motors 19 are symmetrically arranged at both ends of the storage table 16, and the output end of each group of the third servo motors 19 passes through the storage table 16 and is transmission-connected to the screw rod 18, and each group of the screw rods 18 has screws. A group of sliders 20 are connected to the groove 17, each group of the sliders 20 slides in the slide groove 17, a group of clamps 21 are installed on the top of each group of the sliders 20, the clamps 21 are located above the storage table 16, and a group of protective pads 22 are installed on the side walls corresponding to the two groups of the clamps 21. Four groups of pressure sensors 23 are symmetrically embedded on the top of the storage table 16, and the four groups of pressure sensors 23 are arranged in a rectangular array. A fixed column 24 is installed on the top of the workbench 1, and the fixed column 24 is located between the support column 6 and the storage table 16. A stepper motor 25 is installed at the top center of the fixed column 24 near the storage table 16. The output end of the stepper motor 25 is transmission-connected to a second defect detection mechanism 26.

[0029] Working principle: the device is started by controlling the touch control panel 5, the keyboard is placed on the top of the storage table 16, a group of pressure sensors 23 are pressed at the four corners of the bottom of the keyboard respectively, the third servo motor 19 drives the screw rod 18 to rotate and drives the slider 20 to slide in the slide groove 17, the slider 20 drives the clamp 21 and drives the protective pad 22 to move to fix the keyboard, the first servo motor 10 drives the threaded rod 9 to rotate and drives the sliding block 11 to slide in the moving groove 8, the sliding block 11 drives the mounting plate 12 and drives the visual recognition mechanism 13 and the first defect detection mechanism 14 to move, during the movement, the visual recognition mechanism 13 identifies the keyboard, the first defect detection mechanism 14 detects keyboard defects, and at the same time the stepper motor 25 drives the second defect detection mechanism 26 to adjust the angle, the second defect detection mechanism 26 performs defect detection on the keyboard, the second servo motor 27 is started, the second servo motor 27 drives the connecting column 15 to rotate and drives the storage table 16 to rotate, the storage table 16 drives the keyboard to rotate, and the storage table 16 detects the surroundings of the keyboard.

[0030] The first servo motor 10 drives the sliding block 11 to slide and drives the mounting plate 12 to move at the same time. The mounting plate 12 drives the visual recognition mechanism 13 and the first defect detection mechanism 14 to move. The visual recognition mechanism 13 identifies the keyboard, and the first defect detection mechanism 14 detects keyboard defects. At the same time, the stepper motor 25 drives the second defect detection mechanism 26 to adjust the angle, and the second defect detection mechanism 26 performs defect detection on the keyboard. The second servo motor 27 drives the placement table 16 and the keyboard to rotate, and the placement table 16 detects all around the keyboard. The keyboard can be detected from multiple directions, which reduces the detection time and improves work efficiency.

[0031] The keyboard is placed on the top of the storage table 16, and a group of pressure sensors 23 are pressed at the four corners of the bottom of the keyboard to ensure that the keyboard position is within the detection range. The third servo motor 19 drives the screw rod 18 to rotate and drives the slider 20 to slide in the slide groove 17. The slider 20 drives the clamp 21 and drives the protective pad 22 to move to fix the keyboard. The protective pad 22 protects the keyboard surface to avoid damage to the keyboard surface.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A keyboard defect detection device based on visual recognition, comprising a workbench (1), characterized in that: Two groups of support columns (6) are symmetrically installed at the center of the top edge of the workbench (1); a fixed plate (7) is arranged directly above the workbench (1); a movable groove (8) is opened at the center of the bottom of the fixed plate (7); a threaded rod (9) is arranged in the movable groove (8); a first servo motor (10) is arranged at one end of the fixed plate (7); a sliding block (11) is threadedly connected to the threaded rod (9); a mounting plate (12) is installed at the bottom of the sliding block (11); two groups of visual recognition mechanisms (13) are symmetrically installed at the bottom edge of the mounting plate (12); and a first defect detection mechanism (14) is installed at the center of the bottom of the mounting plate (12); A second servo motor (27) is arranged directly below the workbench (1), and the output end of the second servo motor (27) passes through the workbench (1) and is connected to a connecting column (15) in a transmission manner. A storage table (16) is installed on the top of the connecting column (15). A fixing column (24) is installed on the top of the workbench (1), and the fixing column (24) is located between the supporting column (6) and the storage table (16). A stepping motor (25) is installed at the top center of a side wall of the fixing column (24) close to the storage table (16), and a second defect detection mechanism (26) is connected to the output end of the stepping motor (25).

2. The keyboard defect detection device based on visual recognition according to claim 1 is characterized in that: Two groups of supporting legs (2) are symmetrically installed at the bottom edge of the workbench (1), and a control console (3) is installed at the top edge of the workbench (1).

3. The keyboard defect detection device based on visual recognition according to claim 2 is characterized in that: A display screen (4) is embedded in the top of one side wall of the control panel (3), a touch control panel (5) is embedded in the side wall of the control panel (3) close to the display screen (4), and the touch control panel (5) is located below the display screen (4).

4. The keyboard defect detection device based on visual recognition according to claim 1, characterized in that: The tops of the two groups of support columns (6) are both mounted on the bottom edge of the fixed plate (7), the two ends of the threaded rod (9) are rotatably connected to the inner walls on both sides of the fixed plate (7), and the output end of the first servo motor (10) passes through the fixed plate (7) and is then transmission-connected to the threaded rod (9).

5. The keyboard defect detection device based on visual recognition according to claim 1, characterized in that: The sliding block (11) slides in the moving groove (8), the mounting plate (12) is located below the fixed plate (7), and the first defect detection mechanism (14) is located between the two sets of visual recognition mechanisms (13).

6. The keyboard defect detection device based on visual recognition according to claim 1, characterized in that: The storage platform (16) is located directly above the workbench (1), and two groups of slide grooves (17) are symmetrically opened at the top edge of the storage platform (16). A group of screw rods (18) are arranged in each group of the slide grooves (17), and both ends of each group of the screw rods (18) are rotatably connected to the inner walls on both sides of the storage platform (16).

7. The keyboard defect detection device based on visual recognition according to claim 6, characterized in that: Two groups of third servo motors (19) are symmetrically arranged at both ends of the storage platform (16), and the output end of each group of the third servo motors (19) passes through the storage platform (16) and is transmission-connected to the screw rod (18).

8. The keyboard defect detection device based on visual recognition according to claim 7, characterized in that: A group of sliders (20) are threadedly connected to each group of the screw rods (18), and each group of the sliders (20) slides in the slide grooves (17).

9. The keyboard defect detection device based on visual recognition according to claim 8, characterized in that: A group of clamps (21) are installed on the top of each group of the sliding blocks (20), and the clamps (21) are located above the storage platform (16). A group of protective pads (22) are installed on the side walls corresponding to the two groups of the clamps (21).

10. The keyboard defect detection device based on visual recognition according to claim 9, characterized in that: Four groups of pressure sensors (23) are symmetrically embedded on the top of the storage platform (16), and the four groups of pressure sensors (23) are arranged in a rectangular array.

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