CN214096141U - Visual inspection equipment for appearance quality of part - Google Patents
Visual inspection equipment for appearance quality of part Download PDFInfo
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- CN214096141U CN214096141U CN202022060014.6U CN202022060014U CN214096141U CN 214096141 U CN214096141 U CN 214096141U CN 202022060014 U CN202022060014 U CN 202022060014U CN 214096141 U CN214096141 U CN 214096141U
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Abstract
The utility model discloses a visual inspection device for the appearance quality of parts, which comprises a detection glass disc, a flat backlight, a product to be inspected, a camera and a lens, wherein the detection glass disc is horizontally placed, the product to be inspected is placed on the detection glass disc, and is limited and fixed by a limiting device; the flat panel backlight is arranged on one side of the product to be detected and emits light towards the product to be detected; above-mentioned camera sets up in the opposite side of waiting to examine the product, and the camera lens setting is on the camera to the product setting is examined to the court, so that shoot the outward appearance photo that detects the product of waiting to examine. The utility model discloses a surface appearance high quality detection of upper and lower surface, inner wall cylinder, outer wall cylinder of coating magnetic ring has realized the accurate measurement of internal diameter, external diameter, height equidimension of coating magnetic ring, reduces artifical detection cost, promotes detection quality and efficiency, the part outward appearance quality of unified outward appearance detection standard.
Description
Technical Field
The utility model relates to an outward appearance detection area indicates a part outward appearance quality visual detection equipment very much.
Background
With the increase of the product market demand of magnetic materials, the production of the magnetic materials is continuously expanded, and the appearance requirement of the product quality is continuously improved. Especially the magnetic ring of the coating, the quality of the coating is related to the subsequent process. At present, the detection is mainly carried out manually, the manual detection has low efficiency, small defects are difficult to discover, the fluctuation of appearance quality is more serious, the uniform standard detection is difficult, the labor cost is high, and the like. Aiming at the coating magnetic ring detection process, the upper surface, the lower surface, the inner wall cylindrical surface, the outer wall cylindrical surface, the side surface and other surfaces in different positions and shapes of the coating magnetic ring need to be detected simultaneously, and the inner diameter, the outer diameter, the height and other dimensions of the coating magnetic ring need to be measured simultaneously so as to determine the parameters of the coating thickness, the coating uniformity and the like of the coating. At present, no automatic detection standard aiming at the appearance detection/measurement of the coated magnetic ring is established in the industry, the detection/equipment does not appear in China, and due to the fact that the detection positions and the shapes of the coated magnetic ring are different, the light intensity of different detection/measurement parts is different in the actual detection process, so that the detection result is influenced, and the special detection/measurement requirements of the coated magnetic ring cannot be met by a common detection process. Therefore, a new detection device and method needs to be developed and designed for the appearance detection/measurement of the coated magnetic ring.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, provide one kind and realized the surface appearance high quality detection of upper and lower surface, inner wall cylinder, outer wall cylinder of coating magnetic ring, realized the accurate measurement of internal diameter, external diameter, height equidimension of coating magnetic ring, reduced artifical detection cost, promote detection quality and efficiency, unified outward appearance detection standard's part appearance quality's visual detection equipment and outward appearance quality detection method.
The utility model adopts the following technical scheme: a visual detection device for appearance quality of a part comprises a detection glass disc, a flat backlight, a product to be detected, a camera and a lens, wherein the detection glass disc is horizontally placed, and the product to be detected is placed on the detection glass disc and is limited and fixed by a limiting device; the flat panel backlight is arranged on one side of the product to be detected and emits light towards the product to be detected; above-mentioned camera sets up in the opposite side of waiting to examine the product, and the camera lens setting is on the camera to the product setting is examined to the court, so that shoot the outward appearance photo that detects the product of waiting to examine.
Preferably, the product to be detected is a coating magnetic ring with a circular ring-shaped structure, the part to be detected of the coating magnetic ring comprises an upper surface, a lower surface, an inner wall cylindrical surface, an outer wall cylindrical surface and a side surface, and the data to be measured of the coating magnetic ring comprises an inner diameter, an outer diameter and a height.
Preferably, the flat backlight and the camera are respectively arranged at the lower part and the upper part of the product to be detected; and annular light is arranged between the lens and the product to be detected; so as to detect the appearance defects of the upper surface of the product to be detected; the lens is a telecentric lens.
Preferably, the flat backlight and the camera are respectively arranged at the upper part and the lower part of the product to be detected; and annular light is arranged between the lens and the product to be detected; so as to detect the appearance defects of the lower surface of the product to be detected.
Preferably, the flat backlight and the camera are respectively arranged at the lower part and the upper part of the product to be detected; and annular light is arranged between the lens and the product to be detected; the lens is a 360-degree lens of the inner hole detection optical system, so that the appearance defect of the inner wall cylindrical surface of the product to be detected can be detected, and the inner diameter size of the product to be detected can be measured.
Preferably, the flat backlight and the camera are respectively arranged at the lower part and the upper part of the product to be detected; and annular light is arranged between the lens and the product to be detected; the lens is a catadioptric lens so as to detect the appearance defect of the outer wall cylindrical surface of the product to be detected and measure the outer diameter of the product to be detected.
Preferably, dull and stereotyped be shaded and the camera set up in the both sides of examining the product along the horizontal direction respectively, and the camera lens sets up towards the side direction of examining the product to examine the height of examining the product in order to detect.
Preferably, the camera is connected with a machine vision processing industrial personal computer, shooting information is sent to the industrial personal computer, and the industrial personal computer analyzes and judges appearance photos of the coating magnetic ring.
The utility model discloses part appearance quality visual inspection equipment's outward appearance quality detection method, including following process steps:
s1, feeding: the coated magnetic ring is automatically and successively fed onto the detection glass disc through a conveyor belt;
s2, limiting correction: detecting a limiting device on the glass disc to limit and fix the coating magnetic ring;
s3, detecting the upper surface of the coating magnetic ring: in the step S2, the limited coating magnetic ring is shot and detected by an area array camera and a telecentric lens;
s4, detecting the lower surface of the coating magnetic ring: in step S3, the lower surface of the coated magnetic ring after the upper surface is shot and detected by an area array camera and a lens;
s5, detecting the inner wall cylindrical surface of the coating magnetic ring: in the step S4, the cylindrical surface of the inner wall of the coating magnetic ring after the lower surface detection enters an area array camera and an inner 360-degree lens for shooting detection;
s6, detecting the cylindrical surface of the outer wall of the coating magnetic ring: in step S5, the outer wall cylindrical surface of the coating magnetic ring after the inner wall cylindrical surface detection enters an area array camera and a catadioptric lens for shooting detection;
s7, detecting the side face of the coating magnetic ring: in step S6, the side surface of the coated magnetic ring after the outer wall cylindrical surface detection is shot and detected by an area-array camera and a lens.
The beneficial effects of the utility model reside in that:
the utility model discloses defect and not enough independent research and development to prior art existence have designed the surface appearance high quality detection of the upper and lower surface, inner wall cylinder, outer wall cylinder that have realized the coating magnetic ring, have realized the accurate measurement of internal diameter, external diameter, height equidimension of coating magnetic ring, reduce artifical detection cost, promote detection quality and efficiency, unified outward appearance detection standard's part outward appearance quality visual inspection equipment. The utility model discloses a detect glass disc, dull and stereotyped be shaded, wait to examine product, camera lens and annular light, wherein, detect the glass disc and be used for the supporting coating magnetic ring to avoid light to block through the printing opacity characteristic. The flat backlight and the annular light have the functions of enhancing and assisting light rays when the appearance is shot, and the shooting quality is improved. The camera and the lens are appearance shooting executing components, and different types of lenses are adopted for different shooting parts, such as a common lens, a telecentric lens, a 360-degree lens of an inner hole detection optical system, a catadioptric lens and the like. The utility model discloses check out test set carries out the integrated design with above-mentioned part to the detection/measurement position that the coating magnetic ring is different, forms five kinds of outward appearance detection mechanism.
Specifically, the utility model discloses an annular light, dull and stereotyped be shaded, outward appearance detection mechanism, disc, motion control ware and machine vision process industrial computer etc.. In order to be able to clearly beat the defect of every face of the magnetic ring, the utility model discloses a 5 group of outward appearance detection mechanism and the light source combination that corresponds carry out image acquisition to the coating magnetic ring, detect the outward appearance defect and the size of each face of coating magnetic ring. The first appearance detection mechanism and the second appearance detection mechanism are used for shooting the upper surface and the lower surface of the coated magnetic ring, detecting the surface appearance defects of the coated magnetic ring and measuring the inner diameter and the outer diameter of the coated magnetic ring; the third appearance detection mechanism is used for shooting the inner wall cylindrical surface of the coated magnetic ring and detecting the appearance defects of the inner cylindrical surface of the coated magnetic ring; the fourth device is used for shooting the outer wall cylindrical surface of the coating magnetic ring and detecting the appearance defects of the outer wall cylindrical surface of the magnetic ring, and the fifth group of appearance detection mechanisms are used for shooting the side surface of the coating and measuring the height of the coating magnetic ring. The utility model discloses utilize automatic feeding device to carry out the automatic feeding of coating magnetic ring. The automatic feeding device is composed of a wide belt and a narrow belt, and the automatic feeding device arranges the coated magnetic ring parts into a row for conveying and detecting the glass discs. And a limiting device on the glass disc is detected, so that the position of the magnetic ring on the glass disc is fixed every time. The first appearance detection mechanism consists of an area-array camera and a telecentric lens, the lens faces the magnetic ring, the flat backlight is arranged below the glass disc, and the annular light is arranged on the top of the magnetic ring. The second appearance detection mechanism comprises an area-array camera and a common lens, wherein the lens faces the magnetic ring and is arranged below the glass disc, the flat plate is backlit on the glass disc, and the annular light is arranged below the bottom surface of the magnetic ring. The third appearance detection mechanism comprises an area-array camera and a 360-degree lens of an inner hole detection optical system, wherein flat light is arranged below the magnetic ring, and annular angle light is arranged above the magnetic ring. The fourth appearance detection mechanism consists of an area-array camera and a catadioptric lens, annular light is arranged above the magnetic ring, and flat light is arranged below the magnetic ring. The fifth appearance detection mechanism is composed of an area-array camera and a common lens, the lens faces one side face of the magnetic ring, and backlight is arranged on the other side face of the magnetic ring.
Drawings
Fig. 1 is a schematic view of the structure of the upper side of the coating magnetic ring of the present invention.
Fig. 2 is a schematic structural view of the lower side surface of the coating magnetic ring of the present invention.
Fig. 3 is a schematic structural view of the inner wall cylindrical surface of the coating magnetic ring of the present invention.
Fig. 4 is a schematic structural view of the outer wall cylindrical surface of the coating magnetic ring of the present invention.
Fig. 5 is a schematic structural view of the side of the coating magnetic ring of the present invention.
Fig. 6 is a schematic view of the process steps of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in fig. 1 to 6, the technical solution adopted by the present invention is as follows: a visual detection device for appearance quality of a part comprises a detection glass disc 1, a flat backlight 2, a product 3 to be detected, a camera 5 and a lens, wherein the detection glass disc 1 is horizontally placed, and the product 3 to be detected is placed on the detection glass disc 1 and is limited and fixed by a limiting device; the flat backlight 2 is arranged on one side of the product 3 to be detected and emits light towards the product 3 to be detected; above-mentioned camera 5 sets up in the opposite side of examining product 3, and the camera lens setting is on camera 5 to examine product 3 setting towards, so that shoot the outward appearance photo that detects product 3 of examining.
The product 3 to be detected is a coating magnetic ring with a circular ring structure, the part to be detected of the coating magnetic ring comprises an upper surface, a lower surface, an inner wall cylindrical surface, an outer wall cylindrical surface and a side surface, and the data to be measured of the coating magnetic ring comprises an inner diameter, an outer diameter and a height.
The flat backlight 2 and the camera 5 are respectively arranged at the lower part and the upper part of the product 3 to be detected; and the annular light 4 is arranged between the lens 6 and the product 3 to be detected; so as to detect the appearance defect of the upper surface of the product 3 to be detected; the lens 6 is a telecentric lens.
The flat backlight 2 and the camera 5 are respectively arranged at the upper part and the lower part of the product 3 to be detected; and the annular light 4 is arranged between the lens 6 and the product 3 to be detected; so as to detect the appearance defects of the lower surface of the product 3 to be inspected.
The flat backlight 2 and the camera 5 are respectively arranged at the lower part and the upper part of the product 3 to be detected; and an annular light 4 is arranged between the lens and the product 3 to be detected; the lens is a 360 lens 8 of the inner hole detection optical system so as to detect the appearance defect of the inner wall cylindrical surface of the product to be detected 3 and measure the inner diameter size of the product to be detected 3.
The flat backlight 2 and the camera 5 are respectively arranged at the lower part and the upper part of the product 3 to be detected; and an annular light 4 is arranged between the lens and the product 3 to be detected; the lens is a catadioptric lens 7 so as to detect the appearance defect of the outer wall cylindrical surface of the product 3 to be detected and measure the outer diameter size of the product to be detected.
Dull and stereotyped 2 and camera 5 are shaded respectively along the horizontal direction and set up in the both sides of waiting to examine product 3, and camera lens 6 sets up towards the side direction of waiting to examine product 3 to the height of waiting to examine product 3 is examined in the detection.
The camera 5 is connected with a machine vision processing industrial personal computer, shooting information is sent to the industrial personal computer, and the industrial personal computer analyzes and judges appearance photos of the coating magnetic ring.
The utility model discloses part appearance quality visual inspection equipment's outward appearance quality detection method, including following process steps:
s1, feeding: the coated magnetic ring is automatically and successively fed onto the detection glass disc through a conveyor belt;
s2, limiting correction: detecting a limiting device on the glass disc to limit and fix the coating magnetic ring;
s3, detecting the upper surface of the coating magnetic ring: in the step S2, the limited coating magnetic ring is shot and detected by an area array camera and a telecentric lens;
s4, detecting the lower surface of the coating magnetic ring: in step S3, the lower surface of the coated magnetic ring after the upper surface is shot and detected by an area array camera and a lens;
s5, detecting the inner wall cylindrical surface of the coating magnetic ring: in the step S4, the cylindrical surface of the inner wall of the coating magnetic ring after the lower surface detection enters an area array camera and an inner 360-degree lens for shooting detection;
s6, detecting the cylindrical surface of the outer wall of the coating magnetic ring: in step S5, the outer wall cylindrical surface of the coating magnetic ring after the inner wall cylindrical surface detection enters an area array camera and a catadioptric lens for shooting detection;
s7, detecting the side face of the coating magnetic ring: in step S6, the side surface of the coated magnetic ring after the outer wall cylindrical surface detection is shot and detected by an area-array camera and a lens.
Further, the utility model discloses a surface appearance high quality that has realized upper and lower surface, inner wall cylinder, outer wall cylinder of coating magnetic ring detects, has realized the accurate measurement of internal diameter, external diameter, height equidimension of coating magnetic ring, reduces artifical detection cost, promotes detection quality and efficiency, the part outward appearance quality visual detection equipment of unified outward appearance detection standard. The utility model discloses a detect glass disc, dull and stereotyped be shaded, wait to examine product, camera lens and annular light, wherein, detect the glass disc and be used for the supporting coating magnetic ring to avoid light to block through the printing opacity characteristic. The flat backlight and the annular light have the functions of enhancing and assisting light rays when the appearance is shot, and the shooting quality is improved. The camera and the lens are appearance shooting executing components, and different types of lenses are adopted for different shooting parts, such as a common lens, a telecentric lens, a 360-degree lens of an inner hole detection optical system, a catadioptric lens and the like. The utility model discloses check out test set carries out the integrated design with above-mentioned part to the detection/measurement position that the coating magnetic ring is different, forms five kinds of outward appearance detection mechanism.
Specifically, the utility model discloses an annular light, dull and stereotyped be shaded, outward appearance detection mechanism, disc, motion control ware and machine vision process industrial computer etc.. In order to be able to clearly beat the defect of every face of the magnetic ring, the utility model discloses a 5 group of outward appearance detection mechanism and the light source combination that corresponds carry out image acquisition to the coating magnetic ring, detect the outward appearance defect and the size of each face of coating magnetic ring. The first appearance detection mechanism and the second appearance detection mechanism are used for shooting the upper surface and the lower surface of the coated magnetic ring, detecting the surface appearance defects of the coated magnetic ring and measuring the inner diameter and the outer diameter of the coated magnetic ring; the third appearance detection mechanism is used for shooting the inner wall cylindrical surface of the coated magnetic ring and detecting the appearance defects of the inner cylindrical surface of the coated magnetic ring; the fourth device is used for shooting the outer wall cylindrical surface of the coating magnetic ring and detecting the appearance defects of the outer wall cylindrical surface of the magnetic ring, and the fifth group of appearance detection mechanisms are used for shooting the side surface of the coating and measuring the height of the coating magnetic ring. The utility model discloses utilize automatic feeding device to carry out the automatic feeding of coating magnetic ring. The automatic feeding device is composed of a wide belt and a narrow belt, and the automatic feeding device arranges the coated magnetic ring parts into a row for conveying and detecting the glass discs. And a limiting device on the glass disc is detected, so that the position of the magnetic ring on the glass disc is fixed every time. The first appearance detection mechanism consists of an area-array camera and a telecentric lens, the lens faces the magnetic ring, the flat backlight is arranged below the glass disc, and the annular light is arranged on the top of the magnetic ring. The second appearance detection mechanism comprises an area-array camera and a common lens, wherein the lens faces the magnetic ring and is arranged below the glass disc, the flat plate is backlit on the glass disc, and the annular light is arranged below the bottom surface of the magnetic ring. The third appearance detection mechanism comprises an area-array camera and a 360-degree lens of an inner hole detection optical system, wherein flat light is arranged below the magnetic ring, and annular angle light is arranged above the magnetic ring. The fourth appearance detection mechanism consists of an area-array camera and a catadioptric lens, annular light is arranged above the magnetic ring, and flat light is arranged below the magnetic ring. The fifth appearance detection mechanism is composed of an area-array camera and a common lens, the lens faces one side face of the magnetic ring, and backlight is arranged on the other side face of the magnetic ring.
The embodiments of the present invention are only for describing the specific implementation thereof, and are not limited to the scope of protection thereof. The present invention is not limited to the above embodiments, but can be modified in various ways without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a part outward appearance quality visual inspection equipment which characterized in that: the device comprises a detection glass disc (1), a flat backlight (2), a product to be detected (3), a camera (5) and a lens, wherein the detection glass disc (1) is horizontally placed, and the product to be detected (3) is placed on the detection glass disc (1) and is limited and fixed by a limiting device; the flat backlight (2) is arranged on one side of the product (3) to be detected and emits light rays towards the product (3) to be detected; above-mentioned camera (5) set up in the opposite side of examining examination product (3), and the camera lens setting is on camera (5) to examine product (3) setting towards, so that shoot the outward appearance photo that detects and examine product (3).
2. The visual inspection equipment of appearance quality of parts according to claim 1, characterized in that: the product (3) to be detected is a coating magnetic ring with a circular ring-shaped structure, the part to be detected of the coating magnetic ring comprises an upper surface, a lower surface, an inner wall cylindrical surface, an outer wall cylindrical surface and a side surface, and the data to be measured of the coating magnetic ring comprises an inner diameter, an outer diameter and a height.
3. The visual inspection equipment of appearance quality of parts according to claim 2, characterized in that: the flat backlight (2) and the camera (5) are respectively arranged at the lower part and the upper part of the product (3) to be detected; and an annular light (4) is arranged between the lens (6) and the product (3) to be detected; so as to detect the appearance defects of the upper surface of the product (3) to be detected and measure the inner diameter size of the product (3) to be detected; the lens (6) is a telecentric lens.
4. The visual inspection equipment of appearance quality of parts according to claim 2, characterized in that: the flat backlight (2) and the camera (5) are respectively arranged at the upper part and the lower part of the product (3) to be detected; and an annular light (4) is arranged between the lens (6) and the product (3) to be detected; so as to detect the appearance defect of the lower surface of the product (3) to be detected and measure the outer diameter of the product (3) to be detected.
5. The visual inspection equipment of appearance quality of parts according to claim 2, characterized in that: the flat backlight (2) and the camera (5) are respectively arranged at the lower part and the upper part of the product (3) to be detected; and an annular light (4) is arranged between the lens and the product (3) to be detected; the lens is a 360 lens (8) of the inner hole detection optical system so as to detect the appearance defect of the inner wall cylindrical surface of the product to be detected (3).
6. The visual inspection equipment of appearance quality of parts according to claim 2, characterized in that: the flat backlight (2) and the camera (5) are respectively arranged at the lower part and the upper part of the product (3) to be detected; and an annular light (4) is arranged between the lens and the product (3) to be detected; the lens is a catadioptric lens (7) so as to detect the appearance defect of the outer wall cylindrical surface of the product (3) to be detected.
7. The visual inspection equipment of appearance quality of parts according to claim 2, characterized in that: dull and stereotyped backlight (2) and camera (5) set up in the both sides of examining article (3) respectively along the horizontal direction, and camera lens (6) set up towards the side direction of examining article (3) to examine the height of examining article (3) in order to detect.
8. A visual inspection apparatus of part appearance quality as set forth in any one of claims 1-7, wherein: the camera (5) is connected with the machine vision processing industrial personal computer, shooting information is sent to the industrial personal computer, and the industrial personal computer analyzes and judges appearance photos of the coating magnetic ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022060014.6U CN214096141U (en) | 2020-09-19 | 2020-09-19 | Visual inspection equipment for appearance quality of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022060014.6U CN214096141U (en) | 2020-09-19 | 2020-09-19 | Visual inspection equipment for appearance quality of part |
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| Publication Number | Publication Date |
|---|---|
| CN214096141U true CN214096141U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022060014.6U Active CN214096141U (en) | 2020-09-19 | 2020-09-19 | Visual inspection equipment for appearance quality of part |
Country Status (1)
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| CN (1) | CN214096141U (en) |
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2020
- 2020-09-19 CN CN202022060014.6U patent/CN214096141U/en active Active
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