CN216051328U

CN216051328U - Image detection device

Info

Publication number: CN216051328U
Application number: CN202120199145.4U
Authority: CN
Inventors: 赵德勇; 陈剑斌; 邵海辉; 丁志强
Original assignee: Xiaogan Huagong Gaoli Electron Co Ltd
Current assignee: Xiaogan Huagong Gaoli Electron Co Ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2022-03-15
Anticipated expiration: 2031-01-25

Abstract

The utility model provides an image detection device, which is used for detecting a workpiece and comprises an image acquisition device, a cabinet body, a positioning plate, a sliding assembly, a controller and a display, wherein the image acquisition device is arranged below the cabinet body and is used for acquiring image information of the workpiece, the positioning plate and the sliding assembly are positioned above the cabinet body, the positioning plate is connected with the cabinet body in a sliding mode through the sliding assembly, the positioning plate can horizontally move relative to the cabinet body, the positioning plate is used for installing the workpiece, the controller is connected with the image acquisition device, and the display is connected with the controller. The utility model can realize automatic detection of workpieces, and can improve detection efficiency and reduce detection cost compared with manual detection.

Description

Image detection device

Technical Field

The present invention relates to the field of image detection technologies, and in particular, to an image detection apparatus.

Background

The new energy automobile industry is developed rapidly, the prospect is wide, the competition is increasingly severe, and the mature manufacturing process and detection means are of great importance to the cost and quality of factories. A Positive Temperature Coefficient (PTC) automotive air conditioning water heater is an indispensable part in the field of electric vehicles due to stable performance, high Temperature rise speed, small influence of an external power supply and the like.

The electric automobile requires the PTC automobile air-conditioning water heater to have better stability, so the electronic circuit board of the PTC automobile air-conditioning water heater also needs to have better stability. Meanwhile, the PTC automobile air conditioner water heater has the characteristics of high power and high voltage. Therefore, zero defect detection is required for the electronic circuit board to ensure the use safety and the service life after the assembly is completed. The electronic circuit board must guarantee that there is no missing connection or misassembly, and if the missing connection or misassembly easily causes a fault, the electronic circuit board can seriously cause potential safety hazards such as fire and the like.

The electronic circuit board adopts manual detection, the cost is higher, the detection efficiency is low, and the situations of false detection, missed detection and the like are easy to occur.

Therefore, it is necessary to develop an image detection apparatus to improve detection efficiency and reduce detection cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an image detection device, which solves the problems of low detection efficiency and high detection cost of the conventional image detection device.

In order to solve the technical problems, the utility model provides an image detection device for detecting a workpiece, which comprises an image acquisition device, a cabinet body, a positioning plate, a sliding assembly, a controller and a display, wherein the image acquisition device is arranged below the cabinet body and used for acquiring image information of the workpiece, the positioning plate and the sliding assembly are positioned above the cabinet body, the positioning plate is connected with the cabinet body in a sliding mode through the sliding assembly and can horizontally move relative to the cabinet body, the positioning plate is used for mounting the workpiece, the controller is connected with the image acquisition device, and the display is connected with the controller.

Optionally, the sliding assembly comprises a guide rail and a sliding block, the guide rail is fixedly arranged on the cabinet body, the sliding block is connected with the guide rail in a sliding manner, and the sliding block is fixedly connected with the positioning plate.

Optionally, the sliding assembly further includes a limiting member, and the limiting member is fixedly disposed on the cabinet body or the guide rail and is used for limiting the position of the sliding block.

Optionally, the sliding assembly further comprises an air cylinder, the air cylinder is arranged on the cabinet body, and an output end of the air cylinder is fixedly connected with the sliding block.

Optionally, the cabinet body includes upper cabinet and lower cabinet, the upper cabinet is fixed to be set up on the top of lower cabinet, just the horizontal cross sectional area of upper cabinet is less than the horizontal cross sectional area of lower cabinet, first through-hole has been seted up on the facade of upper cabinet, the upper cabinet with the second through-hole has been seted up on the adjacent face of lower cabinet, sliding component fixes on the top of lower cabinet and passes first through-hole sets up, the locating plate orientation the third through-hole has been seted up on the face at the top of lower cabinet.

Optionally, the lower cabinet is closed.

Optionally, the image acquisition device is a CCD camera.

Optionally, the portable image acquisition device further comprises an adjustable support, the adjustable support is arranged on the cabinet body, the adjustable support is used for installing the image acquisition device, the adjustable support can enable the image detection device to move relative to the cabinet body along a first direction, a second direction and a third direction, the first direction, the second direction and the third direction are perpendicular to each other, and the third direction is vertical.

Optionally, the controller further comprises an indicator light, and the indicator light is connected with the controller.

The image detection device provided by the utility model has the following beneficial effects:

firstly, because the locating plate pass through slide assembly with cabinet body sliding connection, just the locating plate can be relative cabinet body horizontal migration, the locating plate is used for installing the work piece, therefore the work piece can be followed the material loading position and removed to the detection position, followed the detection position and removed to unloading position. Because the image acquisition device is arranged below the cabinet body and used for acquiring the image information of the workpiece, the positioning plate and the sliding assembly are positioned above the cabinet body, so that the image information of the workpiece can be acquired through the image acquisition device at the detection position. Because the controller is connected with the image acquisition device, and the display is connected with the controller, the image information of the workpiece acquired by the image acquisition device can be calculated and analyzed through the controller, and the analysis calculation result is displayed through the display. Therefore, automatic detection of the workpiece can be realized, and compared with manual detection, the detection efficiency can be improved, and the detection cost is reduced. Original manual detection is as follows: 15S, the only requirement for the present detection device is: 5S. The efficiency is improved by 200%.

Secondly, the image detection device has simple structure and low cost.

And thirdly, the fatigue of workers can be reduced, and the omission of inspection is avoided. The manual detection is easy to cause eye and body fatigue after long-time operation, and detection omission or wrong detection may occur; after the image detection device is adopted, only a starting switch is needed after the piece is placed, and whether the indicator light is qualified or not can be seen, and the bad position can be directly checked on the display screen, so that the image detection device is simple and clear, and the phenomena of false detection and missing detection can be avoided.

Secondly, the image detection device has no special requirements on the environment, can operate under the conditions of-5-40 ℃ and 15-75% of humidity, does not produce environmental pollution when used, does not have dangerous devices such as electric rotation and the like, is connected with a 220V-power supply for supplying power, is connected with gas at 0.4-0.6 Mpa, has the cylinder pressure of only 15Kgf, and has extremely high operation safety.

Drawings

FIG. 1 is a perspective view of an image sensing device in an embodiment of the present invention;

FIG. 2 is a left side view of an image sensing device in an embodiment of the present invention;

FIG. 3 is a cross-sectional view of the image sensing device of FIG. 2 taken along line A-A;

FIG. 4 is a front view of an image sensing device according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of the image sensing device of FIG. 4 taken along line B-B;

FIG. 6 is a perspective view of the positioning board of the image detecting apparatus in the cabinet according to the embodiment of the present invention;

FIG. 7 is a left side view of the positioning board of the image detecting apparatus in the embodiment of the present invention located inside the cabinet;

FIG. 8 is a cross-sectional view of the image sensing device of FIG. 7 taken along line C-C;

FIG. 9 is a front view of the positioning plate of the image detection apparatus inside the cabinet;

FIG. 10 is a cross-sectional view of the image sensing device of FIG. 9 taken along line D-D;

FIG. 11 is a partial schematic view of an image detection apparatus according to an embodiment of the present invention;

FIG. 12 is a cross-sectional view of the image sensing device of FIG. 11 taken along line E-E;

fig. 13 is a schematic structural diagram of an image capturing device in an image detecting device according to an embodiment of the present invention.

Description of reference numerals:

100-an image acquisition device; 200-a cabinet body; 210-upper cabinet; 211 — a first via; 220-lower cabinet; 300-a display; 400-positioning a plate; 500-a slide assembly; 510-a guide rail; 520-a cylinder; 600-an adjustable support; 700-indicator light; 810-power master switch; 820-start-stop switch; 900-workpiece.

Detailed Description

The image detection apparatus according to the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

The present embodiment provides an image inspection apparatus for inspecting a workpiece 900. Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10, fig. 1 is a perspective view of an image sensing apparatus according to an embodiment of the present invention, fig. 2 is a left side view of the image sensing apparatus according to the embodiment of the present invention, fig. 3 is a sectional view of the image sensing apparatus of fig. 2 taken along line a-a, fig. 4 is a front view of the image sensing apparatus according to the embodiment of the present invention, fig. 5 is a sectional view of the image sensing apparatus of fig. 4 taken along line B-B, fig. 6 is a perspective view of a positioning plate 400 of the image sensing apparatus according to the embodiment of the present invention located in a cabinet, fig. 7 is a left side view of the positioning plate 400 of the image sensing apparatus according to the embodiment of the present invention located in the cabinet, fig. 8 is a sectional view of the image sensing apparatus of fig. 7 taken along line C-C, fig. 9 is a front view of the positioning plate 400 of the image sensing apparatus located in the cabinet, fig. 10 is a sectional view of the image sensing apparatus of fig. 9 taken along line D-D, image detection device includes image acquisition device 100, the cabinet body 200, display 300, controller, locating plate 400, sliding assembly 500, image acquisition device 100 sets up the below of the cabinet body 200 is used for gathering the image information of work piece 900, locating plate 400 with sliding assembly 500 is located the top of the cabinet body 200, locating plate 400 passes through sliding assembly 500 with cabinet body 200 sliding connection, just locating plate 400 can be relative cabinet body 200 horizontal migration, locating plate 400 is used for installing work piece 900, the controller with image acquisition device 100 connects, display 300 with the controller is connected.

Because the locating plate 400 pass through slide assembly 500 with cabinet body 200 sliding connection, just locating plate 400 can be relative cabinet body 200 horizontal migration, locating plate 400 is used for installing work piece 900, therefore work piece 900 can be followed the material loading position and removed to detecting the position, from detecting the position and removing to unloading position. Since the image capturing device 100 is disposed below the cabinet 200 and is used for capturing the image information of the workpiece 900, and the positioning plate 400 and the sliding assembly 500 are disposed above the cabinet 200, the image information of the workpiece 900 can be captured by the image capturing device 100 at the detection position. Since the controller is connected to the image capturing apparatus 100 and the display 300 is connected to the controller, the image information of the workpiece 900 captured by the image capturing apparatus 100 can be calculated and analyzed by the controller, and the result of the analysis calculation can be displayed by the display 300. Because the locating plate 400 can be relative the cabinet body 200 horizontal migration, so can make the material loading level, detect position and unloading and set up along the horizontal direction to be convenient for artifical material loading, artifical unloading and observation. Therefore, automatic detection of the workpiece 900 can be realized, and compared with manual detection, the detection efficiency can be improved, and the detection cost is reduced.

The sliding assembly 500 comprises a guide rail 510 and a sliding block, the guide rail 510 is fixedly arranged on the cabinet body 200, the sliding block is connected with the guide rail 510 in a sliding manner, and the sliding block is fixedly connected with the positioning plate 400. Therefore, the workpiece 900 on the positioning plate 400 can be conveniently moved from the loading position to the detection position and from the detection position to the unloading position.

The sliding assembly 500 further includes a limiting member, which is fixedly disposed on the cabinet 200 or the guide rail 510 and is used for limiting the position of the sliding block, so that the sliding block can accurately move to a corresponding position.

The sliding assembly 500 further comprises an air cylinder 520, the air cylinder 520 is arranged on the cabinet body 200, and the output end of the air cylinder 520 is fixedly connected with the sliding block so as to push the sliding block and the positioning plate 400 to move through the extension and contraction of the air cylinder 520.

The cabinet body 200 comprises an upper-layer cabinet 210 and a lower-layer cabinet 220, the upper-layer cabinet 210 is fixedly arranged on the top of the lower-layer cabinet 220, the horizontal cross-sectional area of the upper-layer cabinet 210 is smaller than that of the lower-layer cabinet 220, a first through hole 211 is formed in a vertical face of the upper-layer cabinet 210, a second through hole is formed in a face, adjacent to the lower-layer cabinet 220, of the upper-layer cabinet 210, the sliding assembly 500 is fixed on the top of the lower-layer cabinet 220 and penetrates through the first through hole 211, and the positioning plate 400 faces the face of the top of the lower-layer cabinet 220 and is provided with a third through hole. The detection position is located on the top of the lower-layer cabinet 220 and located in the upper-layer cabinet 210, and the feeding position and the discharging position are located on the top of the lower-layer cabinet 220 and located outside the upper-layer cabinet 210. When the positioning plate 400 is located at the detection position, the third through hole is communicated with the second through hole, and when the positioning plate 400 is located at the loading position or the unloading position, the third through hole and the second through hole are staggered.

Preferably, the lower cabinet 220 is disposed in a closed manner, so that the detection effect can be prevented from being influenced by stray light outside the lower cabinet 220.

The display 300 is used for displaying the detection result and the bad position in the workpiece. For example, after the inspection is completed, if the product is qualified, the display 300 will prompt "OK" for the inspection result, otherwise "NG" will be prompted.

In this embodiment, the image capturing device 100 is a CCD camera.

Referring to fig. 11, 12 and 13, fig. 11 is a partial schematic view of an image detection apparatus in an embodiment of the present invention, fig. 12 is a cross-sectional view of the image detection apparatus in fig. 11 taken along the line E-E, fig. 13 is a schematic view of a structure of an image capturing apparatus 100 in an embodiment of the present invention, the image detection apparatus further includes an adjustable bracket 600, the adjustable bracket 600 is detachably disposed on the cabinet 200, the adjustable bracket 600 is used for mounting the image capturing apparatus 100, and the adjustable bracket 600 can move the image detection apparatus relative to the cabinet 200 along a first direction, a second direction and a third direction, where the first direction, the second direction and the third direction are perpendicular to each other, and the third direction is a vertical direction. For example, the adjustable bracket 600 is provided with a first elongated waist-shaped hole, the camera bracket is provided with a second elongated waist-shaped hole, and the first waist-shaped hole and the second waist-shaped hole are perpendicular to each other, so that the image detection device is adjustable in two directions on a horizontal plane relative to the cabinet 200. In other embodiments, the adjustable bracket 600 may include an X-axis sliding table, a Y-axis sliding table, and a Z-axis sliding table, the X-axis sliding table is disposed on the cabinet 200 and can slide along the X-axis direction relative to the cabinet 200, the Y-axis sliding table is disposed on the X-axis sliding table and can slide along the Y-axis direction relative to the X-axis sliding table, and the Z-axis sliding table is disposed on the Y-axis sliding table and can slide along the Z-axis direction relative to the Y-axis sliding table. ,

the image detection device further comprises an indicator light 700, and the indicator light 700 is connected with the controller and used for displaying the detection result. For example, the indicator light 700 may be turned on green after passing the test, red when failing the test, and yellow when failing the test.

The image detection apparatus further includes a power main switch 810 and a start-stop switch 820.

In this embodiment, the working process of the image detection apparatus is as follows:

first, the workpiece 900 to be detected is placed into the positioning plate 400 at the loading position, the surface to be detected of the workpiece 900 is located in the bottom direction (refer to fig. 1 to 5), and at this time, the workpiece 900 is located at the loading position and outside the cabinet 200, and the start-stop switch 820 is started.

Then, the sliding assembly 500 drives the positioning plate 400 and the workpiece 900 to slide toward the rear of the cabinet 200, and the positioning plate 400 stops when reaching the rear limit position (refer to fig. 6 to 10), so that the workpiece 900 reaches the detection position and is located in the cabinet 200.

Next, the CCD camera is started.

Secondly, the CCD camera starts to shoot the upper workpiece 900 from the lower part to acquire the image information of the workpiece 900; after the detection is finished, if the product is qualified, the computer display screen can prompt the detection result to be OK, otherwise, the computer display screen can prompt the detection result to be NG, and after the product is qualified, the warning indicator lamp 700 can be turned on to be green, and when the product is not qualified, the warning indicator lamp 700 can be turned on to be red.

Then, the sliding assembly 500 drives the positioning plate 400 and the workpiece 900 to slide towards the front of the cabinet 200, and the positioning plate 400 stops when reaching the front limit position, so that the workpiece 900 reaches the feeding position.

Then, the workpiece 900 is removed from the positioning plate 400, and the inspection of the workpiece 900 is completed.

In this embodiment, the workpiece 900 is an electronic circuit board of the PTC automotive air conditioning water heater, and in other embodiments, the workpiece may also be another electronic circuit board, which is not limited in the present invention.

The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.

Claims

1. The utility model provides an image detection device for detect the work piece, its characterized in that, includes image acquisition device, the cabinet body, locating plate, sliding assembly, controller and display, image acquisition device sets up the below of the cabinet body is used for gathering the image information of work piece, the locating plate with sliding assembly is located the top of the cabinet body, the locating plate passes through sliding assembly with cabinet body sliding connection, just the locating plate can be relative cabinet body horizontal migration, the locating plate is used for installing the work piece, the controller with image acquisition device connects, the display with the controller is connected.

2. The image detection device according to claim 1, wherein the sliding assembly includes a guide rail and a slider, the guide rail is fixedly disposed on the cabinet, the slider is slidably connected to the guide rail, and the slider is fixedly connected to the positioning plate.

3. The image detecting device according to claim 2, wherein the sliding assembly further includes a limiting member, and the limiting member is fixedly disposed on the cabinet or the guide rail for limiting a position of the sliding block.

4. The image detection device of claim 3, wherein the sliding assembly further comprises an air cylinder, the air cylinder is arranged on the cabinet body, and an output end of the air cylinder is fixedly connected with the sliding block.

5. The image detection apparatus according to claim 1, wherein the cabinet body includes an upper cabinet and a lower cabinet, the upper cabinet is fixedly disposed on a top of the lower cabinet, a horizontal cross-sectional area of the upper cabinet is smaller than a horizontal cross-sectional area of the lower cabinet, a vertical surface of the upper cabinet is provided with a first through hole, a surface of the upper cabinet adjacent to the lower cabinet is provided with a second through hole, the sliding assembly is fixed on the top of the lower cabinet and disposed through the first through hole, and a surface of the positioning plate facing the top of the lower cabinet is provided with a third through hole.

6. The image inspection device of claim 5, wherein the lower cabinet is disposed in an enclosed manner.

7. The image inspection device of claim 1, wherein the image capture device is a CCD camera.

8. The image detecting apparatus according to claim 1, further comprising an adjustable bracket disposed on the cabinet, the adjustable bracket being used for mounting the image capturing device, and the adjustable bracket being capable of moving the image detecting apparatus relative to the cabinet along a first direction, a second direction and a third direction, wherein the first direction, the second direction and the third direction are perpendicular to each other, and the third direction is a vertical direction.

9. The image sensing device of claim 1, further comprising an indicator light, the indicator light being coupled to the controller.