Visual inspection equipment for automobile fuse box

Abstract

The utility model belongs to the technical field of automobile fuse box detection, and particularly relates to an automobile fuse box visual detection device which comprises a control cabinet, an industrial personal computer and a darkroom, the darkroom is arranged at the rear end of the upper end face of the control cabinet, a CCD detection system electrically connected with the industrial personal computer is arranged at the upper end in the darkroom, and a sliding mechanism is arranged on the upper end face of the control cabinet. One end of the sliding mechanism extends into the darkroom and is used for conveying a fuse box to the lower end of the interior of the darkroom, a clamping mechanism for clamping the fuse box is arranged on the sliding mechanism and comprises a bottom plate, a positioning frame for placing the fuse box is arranged on the bottom plate, and at least one pair of corner air cylinders is arranged on the bottom plate on the outer side of the positioning frame; the pair of corner cylinders is located at two opposite ends of the positioning frame and used for limiting the fuse box. According to the utility model, the detection efficiency and accuracy of the automobile fuse box are effectively improved, and the manual labor intensity is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile fuse box detection, and in particular relates to a visual detection device for an automobile fuse box. Background Art

[0002] A number of different fuse pieces are arranged and installed inside the car fuse box, and the position of each fuse piece is fixed. The fuse box needs to be installed inside the car to achieve unified wiring, so the position of each fuse piece in the fuse box is fixed.

[0003] At present, when processing fuse box products on the production line, the operator needs to use visual inspection to confirm the model, quantity and position of the fuse pieces installed in the fuse box. This inspection mode has the following main shortcomings:

[0004] ① The fuses are densely distributed on the top of the fuse box, and the operator needs to visually compare them one by one, which is inefficient;

[0005] ② As there are many colors and types of identification on fuse pieces, and some fuses have similar appearances, the information of each fuse piece is inconsistent. Therefore, manual labor is prone to fatigue during long-term testing, resulting in recognition errors and affecting the quality of detection. Utility Model Content

[0006] In order to solve the above technical problems, the purpose of the utility model is to provide a visual inspection device for an automobile fuse box, which fixes the fuse box on a base plate, and drives the fuse box to move to the bottom of a CCD detection system by a sliding mechanism for automatic image detection. The CCD detection system automatically identifies the information consistency of the fuse pieces in the fuse box, thereby improving the detection efficiency and accuracy and reducing the labor intensity.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0008] A visual inspection device for an automobile fuse box comprises a control cabinet, an industrial computer and a darkroom, wherein the darkroom is arranged at the rear end of the upper end surface of the control cabinet, and a CCD inspection system electrically connected to the industrial computer is arranged at the upper end of the darkroom, and the CCD inspection system is used to transmit the inspection data to the industrial computer after photographing the fuse box for inspection, and a sliding mechanism is arranged on the upper end surface of the control cabinet, and one end of the sliding mechanism extends into the darkroom for transporting the fuse box to the lower end of the darkroom, and a clamping mechanism for clamping the fuse box is arranged on the sliding mechanism, and the clamping mechanism comprises a bottom plate, and a positioning frame for placing the fuse box is arranged on the bottom plate, and at least a pair of corner cylinders are arranged on the bottom plate outside the positioning frame, and the pair of corner cylinders are located at opposite ends of the positioning frame for limiting the fuse box.

[0009] Furthermore, the positioning frame is formed by enclosing a plurality of positioning blocks arranged at intervals, and the inner cavity enclosed by the positioning blocks is used for limiting the position of the fuse box.

[0010] Furthermore, a pair of the corner cylinders are arranged on the bottom plate outside the diagonal of the fuse box, and the corner cylinders are used to clamp the upper end surface of the fuse box.

[0011] Furthermore, the sliding mechanism includes a linear guide rail assembly and a push-pull cylinder. A pair of the linear guide rail assemblies are spaced apart on both sides of the upper end surface of the control cabinet, and the push-pull cylinder is arranged on the outer side of at least one side of the linear guide rail assembly. The base plate is arranged on the linear guide rail assembly, and one end of the push-pull cylinder is hinged to the base plate.

[0012] Furthermore, the linear guide rail assembly includes a guide rail and a slider, the slider is nested on the guide rail, the base plate is arranged on the slider, and the guide rail is arranged on the upper end surface of the control cabinet.

[0013] Furthermore, a first U-shaped groove is provided at the front end of the upper end face of the control cabinet, and a second U-shaped groove is provided at the front end of the bottom plate, the groove direction of the first U-shaped groove is consistent with the groove direction of the second U-shaped groove, and the first U-shaped groove and the second U-shaped groove are both used to accommodate the cables of the fuse box.

[0014] Furthermore, the industrial computer is arranged outside the front side of the darkroom, and an operating platform for placing an input device is arranged outside the front side of the darkroom at the lower end of the industrial computer.

[0015] Furthermore, a drag chain is provided on the upper end surface of the control cabinet on the side opposite to the push-pull cylinder, one end of the drag chain is provided on the base plate, the other end of the drag chain extends into the darkroom, and an air pipe for supplying air to the corner cylinder is provided on the drag chain.

[0016] Furthermore, a controller is arranged in the control cabinet, and the controller is electrically connected to the industrial computer; a control switch is arranged at the front end of the control cabinet, and the control switch is electrically connected to the controller.

[0017] Furthermore, universal wheels are respectively arranged around the lower end of the bottom of the control cabinet.

[0018] The utility model adopts the above technical solution, which has the following advantages:

[0019] The utility model provides a visual inspection device for automobile fuse boxes. The fuse box is set in a positioning frame at the upper end of a sliding mechanism to limit its outer periphery. An angle cylinder is set on the outer periphery of the fuse box to realize upper and lower limit fixation. The clamping and loosening of the fuse box are realized by controlling the angle cylinder. When the fuse box is clamped, the sliding mechanism drives the fuse box to move to the lower end of a CCD inspection system for visual photography inspection. The visual inspection software of the CCD inspection system can automatically identify whether the information of the fuse in the fuse box is consistent with the marking on the drawing, thereby effectively improving the inspection efficiency and accuracy, reducing the labor intensity, and increasing the inspection efficiency by 5 times, and the inspection accuracy to 100%. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0021] Figure 2 It is a schematic diagram of the internal structure of the darkroom of the utility model.

[0022] Figure 3 It is a schematic diagram of the structure of the upper end surface of the control cabinet of the utility model.

[0023] The accompanying drawings are marked as follows: 1-darkroom, 2-industrial computer, 3-control cabinet, 4-operating platform, 5-universal wheel, 6-linear guide assembly, 7-push-pull cylinder, 8-base plate, 9-positioning block, 10-corner cylinder, 11-drag chain, 12-control switch, 13-car fuse box, 14-CCD detection system, 15-input device, 16-L-type connecting block, 17-Z-type connecting block. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings to describe the preferred embodiments of the present invention in detail, so as to more clearly understand the purpose, characteristics and advantages of the present invention. It should be understood that the embodiments shown in the accompanying drawings are not intended to limit the scope of the present invention, but are only intended to illustrate the essential spirit of the technical solution of the present invention.

[0025] like Figure 1-Figure 3The utility model provides a visual inspection device for automobile fuse boxes, comprising a control cabinet 3, an industrial computer 2 and a darkroom 1, wherein the darkroom 1 is arranged at the rear end of the upper end surface of the control cabinet 3, and a CCD inspection system 14 electrically connected to the industrial computer 2 is arranged at the upper end of the darkroom 1, and the CCD inspection system 14 is used to transmit the inspection data to the industrial computer 2 after taking a photo of the fuse box 13 for inspection, and a sliding mechanism is arranged at the upper end surface of the control cabinet 3, and one end of the sliding mechanism extends into the darkroom 1 for transporting the fuse box 13 to the lower end of the darkroom 1, and a clamping mechanism for clamping the fuse box 13 is arranged on the sliding mechanism, and the clamping mechanism comprises a bottom plate 8, and a positioning frame for placing the fuse box 13 is arranged on the bottom plate 8, and at least a pair of corner cylinders 10 are arranged on the bottom plate 8 outside the positioning frame, and the pair of corner cylinders 10 are located at opposite ends of the positioning frame for limiting the fuse box 13.

[0026] Specifically, the control cabinet 3 is a rectangular cabinet structure, with an opening in the width direction of the front end, and the upper end surface of the control cabinet 3 is used as an equipment table for placing the sliding mechanism. The darkroom 1 is a rectangular closed structure, and the bottom of the darkroom 1 is installed on the upper end surface of the control cabinet 3 by screws. The upper inner cavity of the darkroom 1 is provided with a CCD detection system 14, and the lower inner cavity of the darkroom 1 is used to accommodate the sliding mechanism and the fuse box 13 entering the darkroom 1. The lower front end has an opening, and the opening is used for the sliding mechanism and the fuse box 13 to enter and exit the lower inner cavity.

[0027] The CCD detection system 14 includes an industrial lens, an industrial camera, a light source and visual detection software. The industrial lens is set at the front end of the industrial camera. The industrial lens is used to magnify the captured image. The industrial camera is used to collect the captured image. The industrial camera is connected to the industrial computer 2 via a data cable for transmitting the detected image. The visual detection software is installed in the industrial computer 2 for image analysis. The industrial lens is vertically fixed on the middle fixing plate of the darkroom 1, the end of the industrial lens faces the bottom of the darkroom 1, and the industrial camera is located in the upper part of the darkroom 1. The light source is set at the front end of the industrial lens for supplementary light when collecting images.

[0028] The CCD detection system 14 of the present invention adopts the HIKROBOT VC visual detection system, which is equipped with a HIKROBOT 20 million static color camera and a HIKROBOT universal platform visual detection software. The CCD detection system 14 is a prior art, and the present invention does not describe its detection process in detail.

[0029] Furthermore, the positioning frame is formed by enclosing a plurality of positioning blocks 9 arranged at intervals, and the inner cavity enclosed by the positioning blocks 9 is used for limiting the position of the fuse box 13 .

[0030] Specifically, the inner cavity enclosed by the positioning block 9 matches the outer periphery of the fuse box 13. The fuse box 13 is suspended in the inner cavity enclosed by the positioning block 9. The positioning block 9 includes an L-shaped positioning block and a straight-line positioning block, which are arranged at intervals to form an inner cavity enclosing the fuse box 13. A step surface is provided on the inner side of the L-shaped positioning block for supporting the bottom surface of the fuse box 13, and the surface of the straight-line positioning block is used to limit the outer peripheral end surface of the fuse box 13.

[0031] Further, a pair of corner cylinders 10 are arranged on the bottom plate 8 outside the diagonal of the fuse box 13, and the corner cylinders 10 are used to clamp the upper end surface of the fuse box 13. The corner cylinders 10 are used to clamp and limit the upper end surface of the fuse box 13. The model of the corner cylinder 10 is preferably the AirTac rotary downward pressure corner cylinder 10ACKR40X90AC.

[0032] Furthermore, the sliding mechanism includes a linear guide assembly 6 and a push-pull cylinder 7. A pair of linear guide assemblies 6 are respectively spaced apart on both sides of the upper end surface of the control cabinet 3. A push-pull cylinder 7 is arranged on the outer side of at least one side of the linear guide assembly 6. The base plate 8 is arranged on the linear guide assembly 6, and one end of the push-pull cylinder 7 is hinged on the base plate 8.

[0033] Specifically, the bottom plate 8 is fixed on a pair of linear guide rail assemblies 6 on both sides in the horizontal direction, and a push-pull cylinder 7 is arranged on the upper end surface of the control cabinet 3 outside the linear guide rail assembly 6 on one side, and the push-pull cylinder 7 is parallel and spaced with the linear guide rail assembly 6, and the fixed end of the push-pull cylinder 7 is located on one side of the darkroom 1, and the push-pull cylinder 7 is installed on the upper end surface of the control cabinet 3 by screws, and the piston rod end of the push-pull cylinder 7 is located at the front end of the control cabinet 3, and an L-shaped connecting block 16 is arranged on the outer side of the front end of the bottom plate 8 on the same side as the push-pull cylinder 7, and the telescopic end of the push-pull cylinder 7 is hinged on the L-shaped connecting block 16, and the telescopic movement of the push-pull cylinder 7 drives the bottom plate 8 to move axially along the linear guide rail assembly 6 into and out of the darkroom 1. The push-pull cylinder 7 is connected to the air compressor through a solenoid valve for air supply.

[0034] As a preference, the push-pull cylinder 7 can be an electric telescopic rod.

[0035] Furthermore, the linear guide assembly 6 includes a guide rail and a slider, the slider is nested on the guide rail, the base plate 8 is arranged on the slider, and the guide rail is arranged on the upper end surface of the control cabinet 3. Both sides of the lower end of the base plate 8 are connected to the slider by screws, the guide rail is installed on the upper end surface of the control cabinet 3 by screws, and the slider is installed on the guide rail and can slide linearly along the guide rail direction.

[0036] As a kind of priority, the sliding mechanism electric linear slide, the base plate 8 is arranged on the slider of the electric linear slide. When it is an electric linear slide, the base plate 8 can be driven in and out of the darkroom 1 during the electric linear slide, and it is not necessary to push and pull by the push-pull cylinder 7 at this time.

[0037] The electric linear slide includes a driving motor, a lead screw, a slide and a slider. The slider is embedded in the slide, and the motor is arranged at one end of the slide. The output end of the motor is connected to the lead screw, which is threadedly connected to the slider and passes through the slider. The forward and reverse rotation of the motor drives the lead screw to rotate and drives the slider to move back and forth along the slide.

[0038] Furthermore, a first U-shaped groove is provided at the front end of the upper end face of the control cabinet 3, and a second U-shaped groove is provided at the front end of the bottom plate 8. The notch direction of the first U-shaped groove is consistent with the notch direction of the second U-shaped groove. Both the first U-shaped groove and the second U-shaped groove are used to accommodate the cables of the fuse box 13. When the bottom plate 8 moves to the front end of the control cabinet 3, the second U-shaped groove and the first U-shaped groove are connected up and down, and the cables of the fuse box 13 extend downward from the second U-shaped groove and the first U-shaped groove. The positioning blocks 9 are sequentially arranged on the inner edge of the second U-shaped groove of the bottom plate 8.

[0039] Furthermore, the industrial computer 2 is arranged outside the front side of the darkroom 1, and an operating platform 4 for placing an input device 15 is arranged outside the front side of the darkroom 1 at the lower end of the industrial computer 2. The industrial computer 2 is fixed to the outside of the front end of the darkroom 1 by a screen bracket and screws, and the operating platform 4 is connected to the middle of the outer side of the darkroom 1 by screws. The operating platform 4 is a plate-like structure extending outside the darkroom 1, and the input device 15 such as a keyboard and a mouse can be placed on the operating platform 4. The input device 15 is connected to the industrial computer 2 for controlling the industrial computer 2.

[0040] Furthermore, a drag chain 11 is provided on the upper end surface of the control cabinet 3 on the side opposite to the push-pull cylinder 7, one end of the drag chain 11 is provided on the bottom plate 8, and the other end of the drag chain 11 extends into the darkroom 1, and an air pipe for supplying air to the corner cylinder 10 is provided on the drag chain 11.

[0041] Specifically, a Z-shaped connection block 17 is provided on the outer periphery of one side of the bottom plate 8 opposite to the L-shaped connection block 16, one end of the moving end of the drag chain 11 is hinged on the Z-shaped connection block 17, and one end of the fixed end of the drag chain 11 is located in the darkroom 1. An air pipe is sleeved inside the drag chain 11, one end of the air pipe is connected to the corner cylinder 10, and the other end is connected to the air compressor through a solenoid valve, and the air compressor provides pressurized gas. When the bottom plate 8 moves along the sliding mechanism, the bottom plate 8 drives the drag chain 11 to move forward and backward to achieve the limit of the air pipe, so as to prevent the movement of the air pipe from affecting the image detection of the fuse box 13.

[0042] Furthermore, universal wheels 5 are arranged around the lower end of the bottom of the control cabinet 3, a controller is arranged inside the control cabinet 3, the controller is electrically connected to the industrial computer 2, and a control switch 12 is arranged at the front end of the control cabinet 3, and the control switch 12 is electrically connected to the controller.

[0043] Specifically, the controller is a PLC controller. The industrial computer 2 controls the CCD detection system 14 to send a signal to the controller after the detection is completed. The controller can control the solenoid valve to supply air to the push-pull cylinder 7. The gas of the push-pull cylinder 7 is also provided by the air compressor. The push-pull cylinder 7 is extended and retracted to drive the bottom plate 8 to move. The air supply of the corner cylinder 10 is realized by the control switch 12 to control the solenoid valve separately. The control switch 12 is set at the upper front end of the control cabinet 3 for the convenience of the operator. The visual detection software of the CCD detection system 14 runs in the industrial computer 2, and the detection and analysis of the image data of the fuse box 13 are realized through the visual detection software.

[0044] Further, in order to facilitate the movement of the detection device, universal wheels 5 are respectively arranged around the bottom lower end of the control cabinet 3. The detection device can be conveniently moved by the four universal wheels 5 arranged in a distributed manner.

[0045] The utility model provides a visual inspection device for automobile fuse boxes, and its working process is as follows: in the initial state, the push-pull cylinder 7 is in the extended state, and the operator first places the fuse box 13 on the positioning block 9 of the positioning frame, and controls the corner cylinder 10 to rotate and clamp the fuse box 13 after determining the position, and then the piston rod of the push-pull cylinder 7 is recovered to drive the fuse box 13 to translate synchronously, and after the piston rod is fully retracted, the fuse box 13 enters the darkroom 1, and the light source in the darkroom 1 is turned on, and the industrial lens of the CCD inspection system 14 automatically focuses on the fuse box 13 to take pictures, and the pictures are transmitted to the industrial computer 2 through the industrial camera, and the visual inspection software installed in the industrial computer 2 compares and inspects the pictures. After the comparison and inspection is completed, the industrial computer 2 transmits a signal to the controller, and the controller controls the piston rod of the push-pull cylinder 7 to extend to drive the fuse box 13 to move out synchronously, and after moving out, the corner cylinder 10 is controlled to open, and the operator takes away the fuse box 13, and the inspection process is completed. According to the inspection result of the visual inspection software, it is determined whether the inspected fuse box 13 is qualified.

Claims

1. A visual inspection device for automobile fuse boxes, characterized in that: The invention comprises a control cabinet (3), an industrial computer (2) and a darkroom (1), wherein the darkroom (1) is arranged at the rear end of the upper end surface of the control cabinet (3), a CCD detection system (14) electrically connected to the industrial computer (2) is arranged at the upper end of the darkroom (1), the CCD detection system (14) is used to take a photo of the fuse box (13) and transmit the detection data to the industrial computer (2), and a sliding mechanism is arranged on the upper end surface of the control cabinet (3), one end of the sliding mechanism extends into the darkroom (1). The invention is used for transporting the fuse box (13) to the lower end of the darkroom (1); the sliding mechanism is provided with a clamping mechanism for clamping the fuse box (13); the clamping mechanism comprises a bottom plate (8); a positioning frame for placing the fuse box (13) is provided on the bottom plate (8); at least one pair of corner cylinders (10) is provided on the bottom plate (8) outside the positioning frame; the pair of corner cylinders (10) are located at opposite ends of the positioning frame and are used for limiting the position of the fuse box (13).

2. The visual inspection device for automobile fuse box according to claim 1, characterized in that: The positioning frame is formed by enclosing a plurality of positioning blocks (9) arranged at intervals, and the inner cavity enclosed by the positioning blocks (9) is used for limiting the position of the fuse box (13).

3. A visual inspection device for automobile fuse boxes according to claim 1 or 2, characterized in that: A pair of the corner cylinders (10) are arranged on the bottom plate (8) outside the diagonal of the fuse box (13), and the corner cylinders (10) are used to clamp the upper end surface of the fuse box (13).

4. The visual inspection device for automobile fuse boxes according to claim 3 is characterized in that: The sliding mechanism comprises a linear guide assembly (6) and a push-pull cylinder (7); a pair of the linear guide assemblies (6) are arranged at intervals on both sides of the upper end surface of the control cabinet (3); the push-pull cylinder (7) is arranged on the outer side of at least one side of the linear guide assembly (6); the base plate (8) is arranged on the linear guide assembly (6); and one end of the push-pull cylinder (7) is hinged on the base plate (8).

5. The automobile fuse box visual inspection device according to claim 4, characterized in that: The linear guide rail assembly (6) comprises a guide rail and a slider, the slider is nested on the guide rail, the base plate (8) is arranged on the slider, and the guide rail is arranged on the upper end surface of the control cabinet (3).

6. The automobile fuse box visual inspection device according to claim 5, characterized in that: A first U-shaped groove is provided at the front end of the upper end face of the control cabinet (3), and a second U-shaped groove is provided at the front end of the bottom plate (8). The notch direction of the first U-shaped groove is consistent with the notch direction of the second U-shaped groove. The first U-shaped groove and the second U-shaped groove are both used to accommodate the cables of the fuse box (13).

7. The automobile fuse box visual inspection device according to claim 6, characterized in that: The industrial computer (2) is arranged outside the front side of the darkroom (1), and an operating platform (4) for placing an input device (15) is arranged outside the front side of the darkroom (1) at the lower end of the industrial computer (2).

8. The automobile fuse box visual inspection device according to claim 7, characterized in that: A drag chain (11) is provided on the upper end surface of the control cabinet (3) on the side opposite to the push-pull cylinder (7), one end of the drag chain (11) is provided on the base plate (8), and the other end of the drag chain (11) extends into the darkroom (1), and an air pipe for supplying air to the corner cylinder (10) is provided on the drag chain (11).

9. The automobile fuse box visual inspection device according to claim 8, characterized in that: A controller is arranged in the control cabinet (3), and the controller is electrically connected to the industrial computer (2). A control switch (12) is arranged at the front end of the control cabinet (3), and the control switch (12) is electrically connected to the controller.

10. The automobile fuse box visual inspection device according to claim 9, characterized in that: Universal wheels (5) are respectively arranged around the lower end of the bottom of the control cabinet (3).

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