CN215263198U - PCB defect detection device - Google Patents
PCB defect detection device Download PDFInfo
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- CN215263198U CN215263198U CN202121176626.XU CN202121176626U CN215263198U CN 215263198 U CN215263198 U CN 215263198U CN 202121176626 U CN202121176626 U CN 202121176626U CN 215263198 U CN215263198 U CN 215263198U
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- supporting frame
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- conveying
- defect detecting
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Abstract
The utility model provides a PCB board defect detecting device, include: a conveying device for conveying the piece to be detected; the shooting device is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles; the image processing device is electrically connected with the shooting device and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result; and the display device is electrically connected with the image processing device and used for displaying the comparison result. Compared with the prior art, the utility model discloses whether can wait to detect a defect from multi-angle analysis, can promote the degree of accuracy that detects when promoting product detection efficiency.
Description
Technical Field
The utility model belongs to PCB board detection area, concretely relates to PCB board defect detecting device.
Background
The PCB is widely used in various industries, is an important electronic component, is a support for electronic components, and plays a key role in various electrical equipment. With the rapid development of printed circuit boards, the quality of the printed wiring becomes an important component of the printed circuit board. Due to the influence of factors such as a printing process, a circuit board transportation environment, and the assembly of electrical components (SMT and DIP) of the circuit board, the printed lines may be broken, and the abnormal open circuit damage may occur, which finally results in the abnormal work of the PCB.
At present, the PCB printed line fracture defect is judged only by conventional naked eyes, so that the efficiency is low and the identification accuracy is not high.
Disclosure of Invention
In view of above-mentioned technical problem, the utility model provides a PCB board defect detecting device aims at solving the problem among the prior art.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a PCB defect detecting device comprises: a conveying device for conveying the piece to be detected; the shooting device is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles; the image processing device is electrically connected with the shooting device and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result; and the display device is electrically connected with the image processing device and used for displaying the comparison result.
Further, the transfer device includes: a base; the supporting frame is erected on the base, the cross section of the supporting frame is in a trapezoid shape with a narrow top and a wide bottom, and the upper end faces of the supporting frame form three bearing faces corresponding to different transmission directions; the conveying belt is sleeved on the outer side of the supporting frame; the driving assembly is arranged between the support frame and the conveyor belt and used for driving the conveyor belt to rotate around the outer side of the support frame.
Further, the drive assembly includes: the driving wheel and the driven wheel are respectively and rotatably assembled at two opposite ends of the supporting frame, and the driving wheel and the driven wheel are rotatably connected through the conveying belt;
and the motor is assembled with the driving wheel to drive the driving wheel to rotate.
Further, the driving device also comprises a plurality of guide wheels which are rotationally matched on the supporting frame to guide the conveying belt to rotate.
Further, the photographing apparatus includes: the portal frame is erected above the supporting frame; the three cameras are installed on the portal frame and respectively correspond to three bearing surfaces at the upper end of the support frame.
Furthermore, a plurality of supporting legs with the same height are arranged between the base and the bottom of the supporting frame.
Furthermore, rubber shock-proof pads are respectively arranged between the two ends of the supporting legs and the supporting frame and the base.
Further, the image processing apparatus includes a controller of a PLC CPU 226.
Further, the display device includes a display.
The utility model provides a PCB board defect detecting device, include: a conveying device for conveying the piece to be detected; the shooting device is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles; the image processing device is electrically connected with the shooting device and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result; and the display device is electrically connected with the image processing device and used for displaying the comparison result. Compared with the prior art, the utility model discloses whether can wait to detect a defect from multi-angle analysis, can promote the degree of accuracy that detects when promoting product detection efficiency.
Drawings
Fig. 1 the utility model provides a PCB board defect detecting device's schematic structure diagram.
Reference numerals: 1. a transmission device; 11. a base; 12. a support frame; 13. a conveyor belt; 14. a drive assembly; 141. a driving wheel; 142. a driven wheel; 143. a guide wheel; 2. a photographing device; 21. a gantry; 22. a camera; 3. support the feet.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The embodiment of the utility model provides a PCB board defect detecting device, as shown in FIG. 1, PCB board defect detecting device includes: a conveying device for conveying the piece to be detected; the shooting device 2 is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles; the image processing device is electrically connected with the shooting device 2 and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result; and the display device is electrically connected with the image processing device and used for displaying the comparison result.
In this embodiment, PCB board defect detecting device detects whether there is the defect mainly through waiting to detect from multi-angle analysis, can promote the degree of accuracy that detects when promoting product detection efficiency. The PCB detecting device includes a transmitting device, a camera 2, an image processing device (not shown) and a display device (not shown).
The PCB defect detecting device comprises a conveying device for conveying a piece to be detected, wherein the piece to be detected refers to a PCB in the embodiment.
In one embodiment, the transfer device includes a base 11; the supporting frame 12 is erected on the base 11 through a plurality of supporting legs 3 with the same height, a plurality of supporting legs 3 with the same height are arranged between the base 11 and the bottom of the supporting frame 12, the cross section of the supporting frame 12 is in a trapezoid shape with a narrow top and a wide bottom, the upper end face of the supporting frame 12 forms three bearing surfaces corresponding to different transmission directions, when a piece to be detected respectively passes through the three bearing surfaces corresponding to the different transmission directions formed by the upper end face of the supporting frame 12, the piece to be detected respectively presents different placing angles, and the shooting device 2 can obtain images of the piece to be detected under different angles; a conveyor belt 13 sleeved outside the support frame 12; and the driving assembly 14 is arranged between the support frame 12 and the conveyor belt 13 and is used for driving the conveyor belt 13 to rotate around the outer side of the support frame 12.
The driving assembly 14 includes a driving wheel 141 and a driven wheel 142 respectively rotatably mounted at two opposite ends of the supporting frame 12, and the driving wheel 141 and the driven wheel 142 are rotatably connected by the transmission belt 13; a motor assembled with the driving wheel 141 to drive the driving wheel 141 to rotate.
Further, the driving device further includes a plurality of guide wheels 143 rotatably coupled to the support frame 12 to guide the rotation of the conveyor belt 13, so that the conveying stability of the conveyor belt can be improved.
The PCB defect detection device comprises a shooting device 2 which is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles.
In one embodiment, the photographing apparatus 2 includes a gantry 21 mounted above the support frame 12; the number of the at least three cameras 22 fixedly mounted on the gantry 21 can be determined according to actual conditions. The three cameras 22 respectively correspond to the three bearing surfaces at the upper end of the support frame 12, and respectively acquire images of the to-be-detected object at different angles.
The PCB defect detection device comprises an image processing device electrically connected with the shooting device 2, preferably a controller with the model of a PLC CPU226, and is used for storing a standard image, wherein the standard image refers to an image without defects, if three cameras 22 corresponding to different shooting angles exist, the standard image is also three images without defects corresponding to different shooting angles, the image processing device compares a plurality of original images with the corresponding standard images respectively and outputs a comparison result, when the similarity between all the original images and the corresponding standard images reaches a preset threshold value (for example, more than 80 percent), the to-be-detected piece is qualified, otherwise, the to-be-detected piece is unqualified, and the comparison result is fed back to the display device for display.
The PCB defect detection device comprises a display device electrically connected with the image processing device, preferably a display, for displaying the comparison result.
In another embodiment, rubber shock-proof pads (not shown) are respectively disposed between the two ends of the supporting foot 3 and the supporting frame 12 and the base 11, so as to reduce the shock generated during the operation of the transmission device 1.
The utility model provides a PCB board defect detecting device, include: a conveying device for conveying the piece to be detected; the shooting device 2 is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles; the image processing device is electrically connected with the shooting device 2 and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result; and the display device is electrically connected with the image processing device and used for displaying the comparison result. Compared with the prior art, the utility model discloses whether can wait to detect a defect from multi-angle analysis, can promote the degree of accuracy that detects when promoting product detection efficiency.
It should be noted that, for the sake of simplicity, the foregoing embodiments are described as a series of combinations of acts, but it should be understood by those skilled in the art that the present invention is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that acts and modules referred to are not necessarily required by the invention.
The above embodiments are only used to illustrate the technical solution of the present invention, and do not limit the protection scope of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without any inventive step, are within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still make no creative work on the condition of conflict, and make mutual combination, addition and deletion, or other adjustments according to the features in the embodiments of the present invention, thereby obtaining other technical solutions which are different and do not depart from the concept of the present invention, and these technical solutions also belong to the scope to be protected by the present invention.
Claims (9)
1. A PCB defect detecting device is characterized by comprising:
a conveying device for conveying the piece to be detected;
the shooting device is arranged above the conveying device and used for acquiring a plurality of original images of the piece to be detected at different shooting angles;
the image processing device is electrically connected with the shooting device and used for storing a standard image, comparing the original image with the standard image and outputting a comparison result;
and the display device is electrically connected with the image processing device and used for displaying the comparison result.
2. The PCB panel defect inspecting apparatus of claim 1, wherein the transferring means comprises:
a base;
the supporting frame is erected on the base, the cross section of the supporting frame is in a trapezoid shape with a narrow top and a wide bottom, and the upper end faces of the supporting frame form three bearing faces corresponding to different transmission directions;
the conveying belt is sleeved on the outer side of the supporting frame;
the driving assembly is arranged between the support frame and the conveyor belt and used for driving the conveyor belt to rotate around the outer side of the support frame.
3. The PCB panel defect inspection apparatus of claim 2, wherein the driving assembly comprises:
the driving wheel and the driven wheel are respectively and rotatably assembled at two opposite ends of the supporting frame, and the driving wheel and the driven wheel are rotatably connected through the conveying belt;
and the motor is assembled with the driving wheel to drive the driving wheel to rotate.
4. The PCB defect detecting device of claim 3, wherein the driving assembly further comprises a plurality of guide wheels rotatably coupled to the supporting frame to guide the conveyor belt to rotate.
5. The PCB defect detecting apparatus of claim 4, wherein the photographing apparatus comprises:
the portal frame is erected above the supporting frame;
the three cameras are installed on the portal frame and respectively correspond to three bearing surfaces at the upper end of the support frame.
6. The PCB defect detecting device of claim 5, wherein a plurality of supporting feet with the same height are arranged between the base and the bottom of the supporting frame.
7. The PCB defect detecting device of claim 6, wherein rubber shock-proof pads are respectively arranged between two ends of the supporting legs and the supporting frame and the base.
8. The apparatus of claim 1, wherein the image processing apparatus comprises a controller of a PLC CPU 226.
9. The PCB board defect detecting device of claim 1, wherein the display device comprises a display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121176626.XU CN215263198U (en) | 2021-05-28 | 2021-05-28 | PCB defect detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121176626.XU CN215263198U (en) | 2021-05-28 | 2021-05-28 | PCB defect detection device |
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| Publication Number | Publication Date |
|---|---|
| CN215263198U true CN215263198U (en) | 2021-12-21 |
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| CN202121176626.XU Active CN215263198U (en) | 2021-05-28 | 2021-05-28 | PCB defect detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114509140A (en) * | 2021-12-28 | 2022-05-17 | 丹阳市龙鑫合金有限公司 | Detection equipment and detection method for finished product nickel-chromium high-temperature alloy strip |
| CN117147570A (en) * | 2023-10-30 | 2023-12-01 | 深圳硬之城信息技术有限公司 | Manufacturing control method, device, equipment and storage medium based on machine vision |
-
2021
- 2021-05-28 CN CN202121176626.XU patent/CN215263198U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114509140A (en) * | 2021-12-28 | 2022-05-17 | 丹阳市龙鑫合金有限公司 | Detection equipment and detection method for finished product nickel-chromium high-temperature alloy strip |
| CN117147570A (en) * | 2023-10-30 | 2023-12-01 | 深圳硬之城信息技术有限公司 | Manufacturing control method, device, equipment and storage medium based on machine vision |
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