CCD (Charge Coupled Device) visual detection rejecting machine

Abstract

The utility model discloses a CCD (Charge Coupled Device) visual detection rejecting machine, which relates to the technical field of visual detection equipment and comprises a workbench, and a detection component and a rejecting component are arranged on the surface of the workbench; the detection assembly comprises a mounting box, the mounting box is arranged on one side of the top end of the workbench, a CCD detection camera is arranged at the top of the inner wall of the mounting box, a mounting frame is arranged at the bottom end of the CCD detection camera, and the bottom end of the mounting frame is in magnetic attraction connection with a protection frame; the CCD detection camera has the advantages that the light quality can be effectively improved through the angle-adjustable light supplementing lamp, the imaging effect of the CCD detection camera can be improved, the influence of dust and foreign matter on the imaging effect can be reduced through the glass panel in the protection frame, misjudgment caused by image reasons is reduced, the accuracy of detection and removal is guaranteed, and the production efficiency is improved. The protection frame is of an easy-to-mount and easy-to-dismount structure, so that daily maintenance of the glass panel is facilitated.

Description

Technical Field

[0001] The utility model relates to a visual detection and rejection machine, in particular to a CCD visual detection and rejection machine, and belongs to the technical field of visual detection equipment. Background Art

[0002] With the continuous improvement of industrial automation, visual inspection technology has been widely used in various fields. Traditional visual inspection methods usually require manual visual inspection or use simple optical instruments for inspection. These methods have the disadvantages of slow inspection speed, low accuracy, and susceptibility to human factors. Therefore, a CCD visual inspection rejection machine is needed;

[0003] Among them, the "a visual inspection mechanism based on CCD" disclosed in the application number "CN202122141927.5" is also an increasingly mature technology, including a mechanism body, the mechanism body includes a workbench, a control panel is provided on one side of the top of the workbench along the width direction, a slot is provided on the top of the workbench, and a conveying structure is provided inside the slot for facilitating the use of the mechanism for mass production, the conveying structure includes a first mounting frame and a second mounting frame, an "L"-shaped fixing plate is provided on the top of the workbench and on one side of the control panel, a CCD detection head is provided at the center of the bottom of the fixing plate and above the conveying structure, optical sensors are provided on both sides of the CCD detection head along the length direction, and a push-out structure for quickly rejecting unqualified products is provided on the side of the fixing plate away from the control panel. By setting the push-out structure, the structure can autonomously reject unqualified products, thereby effectively avoiding errors in the mass inspection process;

[0004] However, the above method still has the following defects in actual use: the CCD visual inspection equipment has poor dustproof effect and inconvenient maintenance. At the same time, it does not have a good fill light structure, the imaging effect is poor, and it is easy to affect the accuracy of equipment detection and rejection. Utility Model Content

[0005] The purpose of the utility model is to provide a CCD visual inspection and rejection machine to solve the problems of poor dust prevention and inconvenient maintenance proposed in the above-mentioned background technology, and at the same time, the problem of no good fill light structure, poor imaging effect, and easy impact on the accuracy of equipment detection and rejection.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a CCD visual inspection and rejection machine, comprising a workbench, a detection component and a rejection component are arranged on the surface of the workbench; the detection component comprises an installation box, the installation box is arranged on one side of the top of the workbench, a CCD detection camera is arranged on the top of the inner wall of the installation box, a mounting frame is arranged at the bottom of the CCD detection camera, a protective frame is magnetically connected to the bottom of the installation frame, a glass panel is arranged inside the protective frame, connecting grooves are opened on both sides of the installation box, a damping shaft is arranged inside each of the connecting grooves, and a fill light is connected to the surface of each damping shaft for damping rotation; the rejection component comprises a mounting platform, the mounting platform is arranged on one side of the workbench, an electric cylinder is arranged on the surface of the mounting platform, and a rubber block is arranged at the telescopic end of the electric cylinder.

[0007] As a preferred technical solution of the utility model, the four corners at the top of the protective frame are provided with magnetic blocks through mounting grooves, and the magnetic blocks are magnetically connected to the mounting frame.

[0008] As a preferred technical solution of the utility model, the internal transmission of the workbench is connected with a conveyor belt, and first connecting blocks are provided on both sides of the protection frame.

[0009] As a preferred technical solution of the utility model, second connecting blocks are provided on both sides of the top of the installation frame, screw holes are provided in the middle of the first connecting block and the middle of the second connecting block, and bolts are threadedly connected between the two corresponding screw holes.

[0010] As a preferred technical solution of the utility model, a mounting column is provided on one side of the mounting platform, and a mounting shaft is rotatably connected to the top end of the mounting column.

[0011] As a preferred technical solution of the utility model, a mounting block is arranged at one end of the mounting shaft, a detection computer is arranged at one end of the mounting block, and the CCD detection camera is electrically connected to the detection computer.

[0012] As a preferred technical solution of the present utility model, a collection box is provided on the other side of the workbench.

[0013] Compared with the related art, the CCD visual inspection and rejection machine provided by the utility model has the following beneficial effects:

[0014] The fill light with adjustable angle can effectively improve the light quality and the imaging effect of the CCD detection camera. The glass panel inside the protective frame can reduce the impact of dust and foreign matter on the imaging effect, reduce misjudgment caused by image problems, and ensure the accuracy of detection and rejection. The easy-to-install and disassemble structure of the protective frame facilitates daily maintenance of the glass panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a side structural schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the explosion structure of the detection component of the utility model;

[0018] Figure 4 It is an enlarged structural schematic diagram of the rejection component of the utility model.

[0019] In the figure: 1. workbench; 111. conveyor belt; 2. detection component; 21. installation box; 22. CCD detection camera; 23. installation frame; 24. protection frame; 241. magnetic block; 25. glass panel; 26. connecting groove; 261. damping shaft; 262. fill light; 27. first connecting block; 28. second connecting block; 281. screw hole; 29. ​​bolt; 3. rejection component; 31. installation table; 32. electric cylinder; 33. rubber block; 34. installation column; 35. installation shaft; 36. installation block; 37. detection computer; 4. collection box. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] Embodiment 1:

[0022] See also Figure 1-4 The utility model provides a CCD visual inspection and rejection machine, comprising a workbench 1, the surface of which is provided with an inspection component 2 and a rejection component 3;

[0023] The detection component 2 includes an installation box 21, which is arranged on one side of the top of the workbench 1. A CCD detection camera 22 is fixedly arranged on the top of the inner wall of the installation box 21, and a mounting frame 23 is fixedly arranged on the bottom of the CCD detection camera 22. A protective frame 24 is magnetically connected to the bottom of the installation frame 23, and a glass panel 25 is fixedly arranged inside the protective frame 24. Connection grooves 26 are opened on both sides of the installation box 21, and a damping shaft 261 is fixedly arranged inside each connection groove 26. A fill light 262 is connected to the surface of each damping shaft 261 for damping rotation. The protective frame 24 is made of iron metal material, and the model of the CCD detection camera 22 is TD-4KH;

[0024] The four corners at the top of the protection frame 24 are fixed with magnetic blocks 241 through mounting grooves, and the magnetic blocks 241 are magnetically connected to the mounting frame 23;

[0025] The internal transmission of the workbench 1 is connected with a conveyor belt 111, and first connecting blocks 27 are fixedly arranged on both sides of the protection frame 24;

[0026] The second connection blocks 28 are fixedly arranged on both sides of the top of the installation frame 23. The middle of the first connection block 27 and the middle of the second connection block 28 are provided with screw holes 281. A bolt 29 is threadedly connected between the two corresponding screw holes 281.

[0027] A collection box 4 is fixedly provided on the other side of the workbench 1 to collect unqualified products;

[0028] Specifically, first, the protective frame 24 is magnetically connected to the installation frame 23 through the magnetic blocks 241 at the corners, which facilitates the installation of the protective frame 24. In order to improve the firmness of the installation of the protective frame 24, the first connecting block 27 and the second connecting block 28 can be connected by bolts 29 to prevent them from falling off easily.

[0029] Embodiment 2:

[0030] The rejecting assembly 3 includes a mounting platform 31, which is fixedly arranged on one side of the workbench 1, an electric cylinder 32 is fixedly arranged on the surface of the mounting platform 31, and a rubber block 33 is fixedly arranged at the telescopic end of the electric cylinder 32;

[0031] A mounting column 34 is fixedly provided on one side of the mounting platform 31, and a mounting shaft 35 is rotatably connected to the top of the mounting column 34;

[0032] A mounting block 36 is fixedly disposed at one end of the mounting shaft 35, a detection computer 37 is fixedly disposed at one end of the mounting block 36, and the CCD detection camera 22 is electrically connected to the detection computer 37;

[0033] Specifically, first, the CCD detection camera 22 transmits the captured image of the product to the detection computer 37 for processing and comparison, and outputs the judgment result to the electric cylinder 32. The electric cylinder 32 quickly pushes the problematic product into the collection box 4 through the rubber block 33 at the telescopic end. In order to facilitate the observation of the detection computer 37, the detection computer 37 can be rotated through the installation shaft 35 to adjust the appropriate observation angle.

[0034] When in use, the CCD visual inspection and rejection machine is first moved to a suitable site through the workbench 1, and the product to be inspected is placed on the surface of the conveyor belt 111. The conveyor belt 111 is responsible for conveying the product to the bottom of the installation box 21 for inspection. The installation box 21 is provided with an adjustable angle fill light 262 on both sides through the damping shaft 261, which can effectively improve the light quality, make up for the lack of natural light, and improve the imaging effect of the CCD inspection camera 22;

[0035] Since dust and foreign matter are easy to adhere to the shooting end of the CCD detection camera 22, which can easily affect the detection result, a protective frame 24 with a magnetic connection is provided at the bottom end of the CCD detection camera 22, and a glass panel 25 that can block dust and foreign matter is provided inside the protective frame 24. The dust on the surface of the glass panel 25 can be cleaned regularly through the easily installed and disassembled protective frame 24, thereby ensuring the accuracy of image acquisition by the CCD detection camera 22 and reducing misjudgments caused by image reasons. Then the CCD detection camera 22 transmits the image of the collected product to the processing and control detection computer 37 for analysis and comparison, and outputs the judgment result to the electric cylinder 32. The electric cylinder 32 quickly pushes the problematic product into the collection box 4 through the rubber block 33 at the telescopic end, thereby removing unqualified products.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A CCD visual inspection and rejection machine, comprising a workbench (1), characterized in that: The surface of the workbench (1) is provided with a detection component (2) and a rejection component (3); The detection component (2) comprises an installation box (21), the installation box (21) is arranged on one side of the top of the workbench (1), a CCD detection camera (22) is arranged on the top of the inner wall of the installation box (21), a mounting frame (23) is arranged at the bottom of the CCD detection camera (22), the bottom of the installation frame (23) is magnetically connected to a protective frame (24), a glass panel (25) is arranged inside the protective frame (24), connecting grooves (26) are provided on both sides of the installation box (21), a damping shaft (261) is arranged inside each of the connecting grooves (26), and a fill light (262) is connected to the surface of each damping shaft (261) for damping rotation; The rejecting assembly (3) comprises a mounting platform (31), wherein the mounting platform (31) is arranged on one side of the workbench (1), an electric cylinder (32) is arranged on the surface of the mounting platform (31), and a rubber block (33) is arranged at the telescopic end of the electric cylinder (32).

2. A CCD visual inspection and rejection machine according to claim 1, characterized in that: The four corners at the top of the protection frame (24) are all provided with magnetic blocks (241) through mounting grooves, and the magnetic blocks (241) are magnetically connected to the mounting frame (23).

3. A CCD visual inspection and rejection machine according to claim 1, characterized in that: The workbench (1) is internally transmission-connected with a conveyor belt (111), and first connection blocks (27) are provided on both sides of the protection frame (24).

4. A CCD visual inspection and rejection machine according to claim 3, characterized in that: Second connection blocks (28) are provided on both sides of the top of the installation frame (23); screw holes (281) are provided in the middle of the first connection block (27) and the middle of the second connection block (28); and bolts (29) are threadedly connected between two corresponding screw holes (281).

5. A CCD visual inspection and rejection machine according to claim 1, characterized in that: A mounting column (34) is provided on one side of the mounting platform (31), and a top end of the mounting column (34) is rotatably connected to a mounting shaft (35).

6. A CCD visual inspection and rejection machine according to claim 5, characterized in that: A mounting block (36) is disposed at one end of the mounting shaft (35), a detection computer (37) is disposed at one end of the mounting block (36), and the CCD detection camera (22) is electrically connected to the detection computer (37).

7. A CCD visual inspection and rejection machine according to claim 1, characterized in that: A collection box (4) is provided on the other side of the workbench (1).

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