CN213579453U - Visual detection device for riveting point of car lamp - Google Patents
Visual detection device for riveting point of car lamp Download PDFInfo
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- CN213579453U CN213579453U CN202022755092.8U CN202022755092U CN213579453U CN 213579453 U CN213579453 U CN 213579453U CN 202022755092 U CN202022755092 U CN 202022755092U CN 213579453 U CN213579453 U CN 213579453U
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Abstract
The utility model discloses a visual detection device of car light riveting point, include: a fixed mount; the image acquisition unit is arranged on the fixing frame and is used for acquiring image information of a plurality of vehicle lamp riveting points at the same time; the light source auxiliary unit is arranged on the fixing frame corresponding to the image acquisition unit and is used for setting a light source mode corresponding to the light source requirement of the image acquisition unit; and the control unit is connected with the image acquisition unit and is used for obtaining the riveting height of the riveting point of the car lamp according to the image information, outputting an NG signal when the riveting height exceeds a height threshold value and outputting an OK signal when the riveting height does not exceed the height threshold value. The utility model discloses can the riveting quality of automated inspection car light riveting point to avoid the phenomenon emergence of undetected or false retrieval, can improve the accuracy, the rationality and the stability that detect simultaneously, in order to guarantee automatic product quality and the production efficiency of producing the line.
Description
Technical Field
The utility model relates to a car light riveting point automated inspection technical field especially relates to a visual inspection device of car light riveting point.
Background
Most of the existing automobile lamps can not be riveted in the production process, especially tail lamps. Moreover, most automobile lamp factories manually inspect riveting quality, but manual inspection completely depends on the skill level and working state of inspectors, but the skill level of the inspectors is difficult to reach consistency, and the working state of the inspectors is difficult to maintain unchanged, so that inconsistent inspection results are easily caused, and large errors may occur. Especially, when the yield reaches a certain scale, the condition of missing detection or false detection in manual detection is more obvious, and even the condition that judgment cannot be carried out can occur.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the above-mentioned technology to a certain extent. Therefore, the utility model aims to provide a visual detection device of car light riveting point can the riveting quality of automated inspection car light riveting point to avoid lou examining or the phenomenon of false retrieval to take place, can improve accuracy, rationality and the stability that detects simultaneously, in order to guarantee automatic product quality and the production efficiency who produces the line.
In order to achieve the above object, an embodiment of the utility model provides a visual detection device of car light riveting point, include: a fixed mount; the image acquisition unit is arranged on the fixing frame and is used for acquiring image information of a plurality of vehicle lamp riveting points at the same time; the light source auxiliary unit is arranged on the fixing frame corresponding to the image acquisition unit and is used for setting a light source mode corresponding to the light source requirement of the image acquisition unit; the control unit is connected with the image acquisition unit and used for obtaining the riveting height of the riveting point of the car lamp according to the image information, outputting an NG signal when the riveting height exceeds a height threshold value and outputting an OK signal when the riveting height does not exceed the height threshold value.
According to the utility model discloses visual detection device of car light riveting point, through setting up the mount, and set up image acquisition unit and light source auxiliary unit on the mount, the image information that is used for simultaneously gathering a plurality of car light riveting points respectively sets up the light source mode with the light source demand that is used for corresponding image acquisition unit, it links to each other with the image acquisition unit to set up the control unit simultaneously, and be used for obtaining the riveting height of car light riveting point according to image information, and export NG signal when the riveting height surpasses high threshold value, and export OK signal when the riveting height does not surpass high threshold value, therefore, can automated inspection car light riveting point's riveting quality, take place with the phenomenon of avoiding missed measure or false detection, can improve the accuracy that detects simultaneously, rationality and stability, product quality and production efficiency with the assurance automation line of producing.
In addition, according to the utility model discloses the visual detection device of car light riveting point that above-mentioned example provided can also have as following additional technical characterstic:
further, the visual detection device for the riveting point of the car lamp further comprises a display, the display is respectively connected with the image acquisition unit and the control unit, and the display is used for displaying the image information and the NG/OK signal.
According to an embodiment of the present invention, the image acquisition unit comprises an industrial camera and a lens, wherein the industrial camera is a MV-CE050-30GM camera; the lens is an MVL-HF0828M-6MP lens.
According to an embodiment of the present invention, the light source auxiliary unit comprises a light source and a light source controller, wherein the light source is a MV-LLDS-140-20-W light source; the light source controller is an MV-AP1024-2T controller and is used for controlling the on-off of the light source to correspondingly set the light source mode.
Further, the light source mode includes a normally-on mode and an intermittent-on mode.
Further, the control unit is an AIMC-3200 industrial personal computer and comprises a Halcon software program and an image detection program, wherein the control unit controls the image acquisition unit to acquire the image information through the image detection program; and the control unit obtains the riveting height of the automobile lamp riveting point according to the image information through the Halcon software program.
According to the utility model discloses an embodiment, the control unit pass through serial communication with the image acquisition unit links to each other.
Further, the visual detection device for the riveting point of the car lamp further comprises a PLC, the PLC is connected with the control unit and is used for receiving the NG/OK signal and sending a detection instruction to the control unit.
Drawings
Fig. 1 is a schematic structural diagram of a visual inspection device for a rivet point of a vehicle lamp according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a visual inspection device for a rivet point of a vehicle lamp according to an embodiment of the present invention;
fig. 3 is a system diagram of a visual inspection device for a rivet point of a vehicle lamp according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is the utility model discloses a visual inspection device of car light riveting point's schematic structure diagram.
As shown in fig. 1, the visual inspection device for the rivet point of the car lamp of the embodiment of the present invention includes a fixing frame 10, an image capturing unit 20, a light source auxiliary unit 30 and a control unit 40. The image acquisition unit 20 is arranged on the fixing frame 10 and is used for acquiring image information of a plurality of vehicle lamp riveting points at the same time; the light source auxiliary unit 30 is arranged on the fixing frame 10 corresponding to the image acquisition unit 20, and is used for setting a light source mode corresponding to the light source requirement of the image acquisition unit; the control unit 40 is connected with the image acquisition unit 20, and the control unit 40 is used for obtaining the riveting height of the riveting point of the car lamp according to the image information, outputting an NG signal when the riveting height exceeds a height threshold value, and outputting an OK signal when the riveting height does not exceed the height threshold value.
Further, as shown in fig. 2, the visual inspection device for the rivet point of the car lamp according to the embodiment of the present invention may further include a display 50, and the display 50 may be respectively connected to the image acquisition unit 20 and the control unit 40 for displaying the image information and the NG/OK signal.
In addition, as shown in fig. 2, the visual inspection device for the rivet point of the vehicle lamp according to the embodiment of the present invention may further include a PLC60, and the PLC60 may be connected to the control unit 40, so as to receive the NG/OK signal sent by the control unit 40 and send a detection instruction to the control unit 40.
In an embodiment of the present invention, as shown in fig. 2, the fixing frame 10 may be a clasping cylinder structure, and specifically includes a first fixing seat 101, a second fixing seat 102, a first connecting rod 103, a second connecting rod 104, a first connecting rod 105, a second connecting rod 106, a first supporting rod 107 and a second supporting rod 108, wherein the first connecting rod 103 and the second connecting rod 104 may be respectively fixed in the detection area through the first fixing seat 101 and the second fixing seat 102, the first supporting rod 107 may be fixed in the middle of the first connecting rod 103 through the first connecting rod 105, and the second supporting rod 108 may be fixed in the second connecting rod 104 at a position relatively higher than the first supporting rod 107 through the second connecting rod 106.
In an embodiment of the present invention, as shown in fig. 2, the image capturing unit 20 may include an industrial camera 201 and a lens 202, and the industrial camera 201 may be disposed on the first support rod 107. The industrial camera 201 may include an image sensor, a main control chip, and a communication interface chip, wherein the communication interface chip may be connected to the control unit 40 for receiving image capture start information and sending captured image information. Through setting up industry camera on the fixed bolster, can realize the free regulation of industry camera in 3 directions to conveniently set for the collection direction.
In one embodiment of the present invention, the industrial camera 201 may be an MV-CE050-30GM camera and the lens 202 may be an MVL-HF0828M-6MP lens. Furthermore, in other embodiments of the present invention, the camera lens of other models can be selected according to the visual field, the detection range of the riveting point is related to the working distance, i.e. the linear distance from the camera lens to the riveting point, the resolution ratio, and the accuracy requirement of the riveting point.
In an embodiment of the present invention, as shown in fig. 2, the light source assisting unit 30 may include a light source 301 and a light source controller 302, and the light source 301 may be disposed on the second supporting rod 108 to provide a light source mode for the industrial camera 201 disposed on the first supporting rod 107. The light source controller 302 may be connected to the light source 301 for controlling on/off of the light source 301, for example, the light source 301 may be controlled to be turned on/off by an I/O signal so as to control the light source 301 to set a light source mode correspondingly, for example, a normally-on mode and an intermittent-on mode. Through the light source mode of the light source that corresponds the setting light source, can satisfy the diversified demand of visual detection in the aspect of light source control of car light riveting point.
In one embodiment of the present invention, the light source 301 may be an MV-LLDS-140-20-W light source and the light source controller 302 may be an MV-AP1024-2T controller. Furthermore, in other embodiments of the present invention, the light sources of other models can be selected according to the contrast and brightness requirements during the process of image acquisition by the industrial camera, wherein the brightness can reduce the influence of the ambient light on the quality of the image acquired by the industrial camera, and the higher the contrast, the better the quality of the image acquired by the industrial camera.
The utility model discloses an in an embodiment, the control unit 40 can include Halcon software program and image detection program to, the control unit 40 accessible image detection program controls image acquisition unit 10 and gathers image information, and the riveting height that accessible Halcon software program obtained the car light riveting point according to image information. The riveting height of the automobile lamp riveting point is obtained through a Halcon software program, and the result precision can be controlled to be 0.1mm, so that the detection accuracy can be ensured.
In a specific embodiment of the present invention, as shown in fig. 3, the control unit 40 may be an almc-3200 industrial control computer, and may communicate with the image acquisition unit 20 through a serial port, for example, through a USB interface, i.e. the industrial camera 201, for example, the communication interface chip in the MV-CE050-30GM camera is connected to receive the image information sent by the MV-CE050-30GM camera through the communication interface chip, and may generate a corresponding NG/OK signal according to the received image information through the Halcon software program.
Meanwhile, as shown in fig. 3, the control unit 40, i.e., the almc-3200 industrial computer, may further communicate with the display 50, i.e., the E1715S, through a serial port, for example, through a VGA interface, to send the received image information and the corresponding generated NG/OK signal to the display 50, i.e., the E1715S.
Further, as shown in FIG. 3, the control unit 40, i.e., the AIMC-3200 industrial personal computer, may also be connected to the PLC60, i.e., the S7-200PLC, through TCP/IP communication to transmit the generated NG/OK signal to the PLC60, i.e., the S7-200PLC, while receiving the detection instruction transmitted from the PLC60, i.e., the S7-200 PLC.
Based on above-mentioned structure constitutes the utility model discloses a vision detection device of car light riveting point can detect 5 car light riveting height of riveting point simultaneously to 255 compatible different products riveting point height detection will be explained below its process that detects the car light riveting point.
In a specific embodiment of the present invention, after the visual inspection device of the car light riveting point is powered on, the light source controller 302, i.e. the MV-AP1024-2T controller, can adjust the brightness of the light source 301, i.e. the MV-LLDS-140-20-W light source, to cooperate with the corresponding industrial camera 201, i.e. the MV-CE050-30GM camera, to collect the image information of the riveting point, wherein the industrial camera 201, i.e. the MV-CE050-30GM camera, can collect the image information of the car light riveting point through the image sensor, and can transmit the image information to the control unit 40, i.e. the AIMC-industrial personal computer 3200, through the serial port communication via the communication interface chip.
Further, the control unit 40, that is, the AIMC-3200 industrial personal computer may obtain the riveting height of the riveting point of the vehicle lamp according to the received image information through a Halcon software program, and generate a corresponding NG signal when the riveting height of the riveting point of the vehicle lamp exceeds a height threshold, and further may output the NG signal to the display 50, for example, the E1715S display and the PLC60, that is, the S7-200PLC, through serial communication and TCP/IP communication, wherein the PLC60, that is, the S7-200PLC may generate a corresponding detection instruction after receiving the NG signal, and may transmit the detection instruction to the control unit 40, that is, the AIMC-3200 industrial personal computer through TCP/IP communication to perform next image information acquisition; and generating a corresponding OK signal when the riveting height of the riveting point of the car lamp does not exceed the height threshold, further outputting the OK signal to a display 50, namely an E1715S display and a PLC60, namely an S7-200PLC through serial port communication and TCP/IP communication respectively, wherein the PLC60, namely the S7-200PLC can generate a corresponding detection instruction after receiving the NG signal, and can send the detection instruction to a control unit 40, namely an AIMC-3200 industrial personal computer through TCP/IP communication so as to acquire image information at the next time.
Finally, the staff can check the detection result of the car light riveting point through the display 50, namely the display E1715S, and can count the riveting qualification rate of the car light riveting point through the PLC60, namely the S7-200PLC, and control to execute the next image information acquisition.
According to the embodiment of the utility model provides a visual detection device of car light riveting point, through setting up the mount, and set up image acquisition unit and light source auxiliary unit on the mount, the light source demand that is used for respectively gathering the image information of a plurality of car light riveting points simultaneously and is used for corresponding image acquisition unit sets up the light source mode, it links to each other with the image acquisition unit to set up the control unit simultaneously, in order to be used for obtaining the riveting height of car light riveting point according to image information, and export NG signal when the riveting height exceedes high threshold value, and export OK signal when the riveting height does not surpass high threshold value, therefore, can the riveting quality of automated inspection car light riveting point, in order to avoid the phenomenon emergence of missed measure or false detection, can improve the accuracy that detects simultaneously, rationality and stability, in order to guarantee automatic product quality and production efficiency who produces the line.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a visual detection device of car light riveting point which characterized in that includes:
a fixed mount;
the image acquisition unit is arranged on the fixing frame and is used for acquiring image information of a plurality of vehicle lamp riveting points at the same time;
the light source auxiliary unit is arranged on the fixing frame corresponding to the image acquisition unit and is used for setting a light source mode corresponding to the light source requirement of the image acquisition unit;
the control unit is connected with the image acquisition unit and used for obtaining the riveting height of the riveting point of the car lamp according to the image information, outputting an NG signal when the riveting height exceeds a height threshold value and outputting an OK signal when the riveting height does not exceed the height threshold value.
2. The visual inspection device of vehicle light rivet point of claim 1, characterized in that it further comprises a display, said display is connected with said image acquisition unit and said control unit, said display is used for displaying said image information and said NG/OK signal.
3. The visual inspection device of vehicle light rivet point of claim 1, characterized in that the image acquisition unit comprises an industrial camera and a lens, wherein,
the industrial camera is an MV-CE050-30GM camera;
the lens is an MVL-HF0828M-6MP lens.
4. The visual inspection device of a rivet point of a vehicular lamp according to claim 3, wherein said light source auxiliary unit includes a light source and a light source controller, wherein,
the light source is an MV-LLDS-140-20-W light source;
the light source controller is an MV-AP1024-2T controller and is used for controlling the on-off of the light source to correspondingly set the light source mode.
5. The visual inspection device of the rivet point of the vehicular lamp according to claim 4, wherein the light source mode includes a normally-on mode and an intermittent-on mode.
6. The visual inspection device of the rivet point of the car lamp according to claim 5, characterized in that the control unit is AIMC-3200 industrial computer, and the control unit comprises Halcon software program and image detection program, wherein,
the control unit controls the image acquisition unit to acquire the image information through the image detection program;
and the control unit obtains the riveting height of the automobile lamp riveting point according to the image information through the Halcon software program.
7. The visual inspection device of the rivet point of the vehicle lamp according to claim 6, wherein the control unit is connected with the image acquisition unit through serial communication.
8. The visual inspection device of the rivet point of the vehicle lamp according to claim 7, further comprising a PLC, wherein the PLC is connected with the control unit and is configured to receive the NG/OK signal and send a detection instruction to the control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022755092.8U CN213579453U (en) | 2020-11-25 | 2020-11-25 | Visual detection device for riveting point of car lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022755092.8U CN213579453U (en) | 2020-11-25 | 2020-11-25 | Visual detection device for riveting point of car lamp |
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| Publication Number | Publication Date |
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| CN213579453U true CN213579453U (en) | 2021-06-29 |
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| CN202022755092.8U Active CN213579453U (en) | 2020-11-25 | 2020-11-25 | Visual detection device for riveting point of car lamp |
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- 2020-11-25 CN CN202022755092.8U patent/CN213579453U/en active Active
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