CN112291512A - Panoramic industrial camera and analysis method thereof - Google Patents
Panoramic industrial camera and analysis method thereof Download PDFInfo
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- CN112291512A CN112291512A CN202011074450.7A CN202011074450A CN112291512A CN 112291512 A CN112291512 A CN 112291512A CN 202011074450 A CN202011074450 A CN 202011074450A CN 112291512 A CN112291512 A CN 112291512A
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- camera
- central processing
- panoramic
- processing module
- industrial camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
Abstract
The invention provides a panoramic industrial camera and an analysis method thereof. The panoramic industrial camera and the analysis method thereof comprise the following steps: a central processing module; the output ends of the two 2D cameras are electrically connected with the input end of the central processing module; the output end of the 3D industrial camera is electrically connected with the input end of the central processing module; the output end of the temperature monitoring module is electrically connected with the input end of the central processing module; and the output end of the fan monitoring module is electrically connected with the input end of the central processing module. According to the panoramic industrial camera and the analysis method thereof, the point cloud core algorithm is deployed in the autonomous embedded system, so that 3D point cloud data can be directly generated and output, multi-dimensional products can be measured, and the detection precision is greatly improved.
Description
Technical Field
The invention relates to the technical field of industrial cameras, in particular to a panoramic industrial camera and an analysis method thereof.
Background
The industrial camera is a key component in a machine vision system, the most essential function of the industrial camera is to convert an optical signal into an ordered electrical signal, the selection of a proper camera is also an important link in the design of the machine vision system, and the selection of the camera not only directly determines the resolution, the image quality and the like of an acquired image, but also is directly related to the operation mode of the whole system.
In the prior art, industrial cameras can only achieve conventional detection, such as standard part counting; or improving the resolution to increase the identification degree; the production of the assembly line is assisted from the simple aspects, an external device cannot be used as a processor or connected to a cloud platform, the complex construction is not beneficial to the large-scale production of factories, and the products with multi-dimensional product detection and products with high space three-dimensional accuracy requirements cannot be correctly identified and detected.
Therefore, it is necessary to provide a panoramic industrial camera and an analysis method thereof to solve the above technical problems.
Disclosure of Invention
The invention provides a panoramic industrial camera and an analysis method thereof, which solve the problem that products with multiple dimensions and high requirements on spatial stereo accuracy cannot be correctly identified and detected.
In order to solve the above technical problems, the panoramic industrial camera and the analysis method thereof provided by the present invention comprise: a central processing module; the output ends of the two 2D cameras are electrically connected with the input end of the central processing module; the output end of the 3D industrial camera is electrically connected with the input end of the central processing module; the output end of the temperature monitoring module is electrically connected with the input end of the central processing module; the output end of the fan monitoring module is electrically connected with the input end of the central processing module; and the output end of the power supply control module is electrically connected with the input end of the central processing module.
Preferably, the temperature monitoring control module, the fan monitoring module and the power control module perform corresponding actions through the output and feedback information of the central processing module.
Preferably, the temperature monitoring module is used for monitoring the temperature of the camera during working, if the temperature of the camera during working is higher than the temperature during normal working, the information is fed back to the central processing module, the camera is subjected to power failure processing through the central processing module, and an alarm is sent to inform an operator of the previous overhaul.
Preferably, the fan monitoring module is used for monitoring the working state of the fan, so that the fan can normally rotate to cool the equipment, and the central processing module can adjust the rotating speed of the fan according to the monitoring data of the temperature monitoring module.
Preferably, the power control module is used for selecting a power supply source, when an external power supply is input, the external power supply is used for supplying power, when the power is off, the internal power supply is used for supplying power, the internal power supply can be monitored through the power control module, and when the power of the internal power supply is insufficient, the external power supply can be automatically supplied power when the external power supply is input.
Preferably, the system also comprises a console used in camera analysis; the connecting assembly comprises two 2D camera interfaces and a 3D camera interface, a 2D camera data transmission connector is inserted in the 2D camera interface, and a 3D industrial camera data transmission connector is inserted in the 3D camera interface; the movable assembly is arranged inside the console and comprises a gear and two sliding rods, two movable blocks are respectively connected to the two sliding rods in a sliding mode, a first toothed plate and a second toothed plate are respectively and fixedly connected to the two movable blocks, and the other ends of the two movable blocks are respectively and fixedly connected with a first plug connector and a second plug connector; and the rotating shaft is fixed at the top of the gear.
Preferably, the two 2D camera interfaces and the 3D camera interface are both disposed on one side of the console, and the first plug connector and the second plug connector are respectively adapted to the two 2D camera interfaces.
Preferably, the gear is rotatably connected to the bottom of the inner wall of the console, the first toothed plate and the second toothed plate are respectively arranged on two sides of the gear, and the first toothed plate and the second toothed plate are matched with the gear.
Preferably, first bayonet joint and second bayonet joint all through the power cord with control cabinet electric connection, the top of axis of rotation runs through the control cabinet and extends to the top of control cabinet, the top of control cabinet is provided with three pilot lamp.
An analysis method of a panoramic industrial camera comprises the following steps:
s1, imaging the article through the two 2D cameras, transmitting imaging data to the central processing module for data integration and processing, and detecting the shape of the article;
s2, detecting the articles through the 3D industrial camera, transmitting the production data to the central processing module, integrating and comparing the production data with the data of the two 2D cameras, and ensuring the precision and accuracy of the data.
Compared with the related art, the panoramic industrial camera and the analysis method thereof provided by the invention have the following beneficial effects:
the invention provides a panoramic industrial camera and an analysis method thereof.A point cloud core algorithm is deployed in an autonomous embedded system, so that 3D point cloud data can be directly generated and output, and the precision can reach 70 microns at most within a 1-meter working distance visual field range; the device has strong computing capability, an additional processor or cloud service is not required to be added for computing, the 3D point cloud synthesis speed is as high as 3 frames/second under the condition that the number of point clouds is more than 200 ten thousand, multi-dimensional products can be measured, and the detection precision is greatly improved.
Drawings
Fig. 1 is a system block diagram of a first embodiment of a panoramic industrial camera and an analysis method thereof provided by the present invention;
FIG. 2 is a schematic structural diagram of a panoramic industrial camera and an analysis method thereof according to a second embodiment of the present invention;
FIG. 3 is a schematic view of the interior of the console shown in FIG. 2;
fig. 4 is a schematic structural diagram of a side view portion of the console shown in fig. 2.
Reference numbers in the figures: 1. control cabinet, 2, coupling assembling, 21, 2D camera interface, 22, 3D camera interface, 23, 2D camera data transmission connect, 24, 2D camera data transmission connect, 3, movable assembly, 31, gear, 32, gear, 33, movable block, 34, first pinion rack, 35, first pinion rack, 36, first bayonet joint, 37, second bayonet joint, 4, axis of rotation, 5, pilot lamp.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1, wherein fig. 1 is a system block diagram of a panoramic industrial camera and an analysis method thereof according to a first embodiment of the present invention. The panoramic industrial camera and the analysis method thereof comprise the following steps: a central processing module; the output ends of the two 2D cameras are electrically connected with the input end of the central processing module; the output end of the 3D industrial camera is electrically connected with the input end of the central processing module; the output end of the temperature monitoring module is electrically connected with the input end of the central processing module; the output end of the fan monitoring module is electrically connected with the input end of the central processing module; and the output end of the power supply control module is electrically connected with the input end of the central processing module.
The central processing module adopts a TI DLPC350 chip, and a 3D industrial camera visual system built by relying on the strong high-resolution accurate graphic processing capability of the TI DLPC350 chip, a digital micro-mirror technology, a camera sensor, a USB, HDMI, I2C communication interface, a 32M flash memory, a programmable I/O trigger and other peripherals is provided, and the industrial camera system is composed of a camera and a mainboard with an operation processing capability.
The temperature monitoring control module, the fan monitoring module and the power supply control module perform corresponding actions through the output and feedback information of the central processing module.
The temperature monitoring control module, the fan monitoring module and the power control module are controlled by sending an instruction after processing and analyzing the monitoring data through the central processing module.
The temperature monitoring module is used for monitoring the temperature of the camera during working, if the temperature of the camera during working is higher than the temperature of the camera during normal working, the information is fed back to the central processing module, the camera is subjected to power failure processing through the central processing module, and an alarm is sent to inform an operator of future overhaul.
The equipment temperature during automatic power-off can be set according to actual conditions, the default value is that the camera is powered off when the temperature reaches 60 ℃, and the minimum precision of modification to the set value is 1 ℃.
The fan monitoring module is used for monitoring the working state of the fan, the fan is guaranteed to normally rotate to cool the equipment, and the central processing module can adjust the rotating speed of the fan according to the monitoring data of the temperature monitoring module.
When the temperature monitoring module monitors that the temperature rises, the central processing unit generates an instruction to improve the rotating speed of the fan and improve the heat dissipation capacity, when the temperature falls, the fan is correspondingly lowered to rotate, the rotating speed of the fan is reasonably adjusted, the heat dissipation capacity of the fan can be ensured, and the situation that the fan is consistently in a high rotating speed state and the power consumption is increased can be avoided.
The power control module is used for selecting a power supply source, when an external power supply is input, the external power supply is used for supplying power, an internal power supply is used for supplying power during power failure, the internal power supply can be monitored through the power control module, and when the internal power supply is insufficient in power, the external power supply can be automatically supplied when the external power supply is input.
The internal power supply is only used as a standby power supply, the charging set value of the internal power supply is 90%, and the internal power supply is charged only when the internal electric quantity of the battery is reduced to 90%, so that frequent charging of the internal power supply caused by electric energy loss of the battery in a natural state is avoided.
An analysis method of a panoramic industrial camera comprises the following steps:
s1, imaging the article through the two 2D cameras, transmitting imaging data to the central processing module for data integration and processing, and detecting the shape of the article;
s2, detecting the articles through the 3D industrial camera, transmitting the production data to the central processing module, integrating and comparing the production data with the data of the two 2D cameras, and ensuring the precision and accuracy of the data.
The panoramic industrial camera and the analysis method thereof provided by the invention have the following working principles:
the data collected by the 2D camera and the 3D industrial camera are transmitted to the central processing module to be processed in a unified mode, and the graph is processed, so that the multi-dimensional product can accurately produce the image, and the resolution of the graph can be improved.
Compared with the related art, the panoramic industrial camera and the analysis method thereof provided by the invention have the following beneficial effects:
the method has the advantages that the point cloud core algorithm is deployed in the autonomous embedded system, 3D point cloud data can be directly generated and output, and the precision can reach 70 microns at most within the visual range of 1 m working distance; and the device has strong computing power, under the condition that the number of point clouds is more than 200 ten thousand, the synthesis speed of the 3D point cloud is as high as 3 frames/second, a multi-dimensional product can be measured, and the detection precision is greatly improved.
Second embodiment
Referring to fig. 2 to 4, based on a panoramic industrial camera and an analysis method thereof provided in the first embodiment of the present application, a second embodiment of the present application provides another panoramic industrial camera and an analysis method thereof. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the panoramic industrial camera provided in the second embodiment of the present application is different in that the panoramic industrial camera and the analysis method thereof further include a console 1 used in the camera analysis; the connecting assembly 2 comprises two 2D camera interfaces 21 and a 3D camera interface 22, a 2D camera data transmission connector 23 is connected to the 2D camera interface 21 in an inserted mode, and a 3D industrial camera data transmission connector 24 is connected to the 3D camera interface 22 in an inserted mode; the movable assembly 3 is arranged inside the console 1, the movable assembly 3 comprises a gear 31 and two sliding rods 32, the two sliding rods 32 are respectively connected with two movable blocks 33 in a sliding manner, the two movable blocks 33 are respectively fixedly connected with a first toothed plate 34 and a second toothed plate 35, and the other ends of the two movable blocks 33 are respectively fixedly connected with a first plug-in connector 36 and a second plug-in connector 37; and the rotating shaft 4 is fixed at the top of the gear 31.
The top of the console 1 is provided with a display screen, so that imaging can be conveniently displayed.
The bottom that the control cabinet was located is provided with the support post, and two electric telescopic handle of fixedly connected with respectively in the both sides of support post, and two electric telescopic handle's top all rotates with the bottom of control cabinet 1 to be connected.
Two electric telescopic handle go up and down simultaneously and can drive control cabinet 1 and go up and down, conveniently adjust the height of control cabinet 1, and when two electric telescopic handle lift length nonconformities, control cabinet 1 produced the slope in the time of can, and the convenient different height crowds are to control cabinet 1's observation and operation.
The two 2D camera interfaces 21 and the 3D camera interface 22 are both disposed on one side of the console 1, and the first plug 36 and the second plug 37 are respectively adapted to the two 2D camera interfaces 21.
The 2D camera data transmission connector 23 and the 3D industrial camera data transmission connector 24 are respectively connected with the 2D camera and the 3D industrial camera through different data lines, the connecting assembly 2 is only used when data of the 2D camera and the 3D industrial camera are modified, and imaging data monitored by the 2D camera and the 3D industrial camera are transmitted to the console 1 through other lines.
The gear 31 is rotatably connected to the bottom of the inner wall of the console 1, the first toothed plate 34 and the second toothed plate 35 are respectively arranged at two sides of the gear 31, and the first toothed plate 34 and the second toothed plate 35 are both matched with the gear 31.
The sliding rod 32 ensures that the movable block 33 can only move in the vertical direction, and ensures that the first toothed plate 34 and the second toothed plate 35 are always meshed with the gear 31 in the moving process.
Three pilot lamp 5 respectively with two 2D camera data transmission joint 23 and a 3D industry camera data transmission joint 24, when two 2D camera data transmission joint 23 and a 3D industry camera data transmission joint 24 and control cabinet 1 intercommunication, the pilot lamp that corresponds just can light.
The panoramic industrial camera and the analysis method thereof provided by the invention have the following working principles:
when first bayonet joint 36 or second bayonet joint 37 are pegged graft on 2D camera interface 21, the 2D camera that just can correspond carries out the data modification, when the data modification of accomplishing a 2D camera, manual anticlockwise rotation axis 4, drive gear 31 anticlockwise rotation through axis of rotation 4, gear 31 anticlockwise rotation can drive first pinion rack 34 and second pinion rack 35 and move to different directions, first pinion rack 34 drives first bayonet joint 36 through movable block 33 and breaks away from 2D camera interface 21, second pinion rack 35 drives second bayonet joint 37 through movable block 33 and inserts another 2D camera interface and can carry out the data modification to another 2D camera.
Compared with the related art, the panoramic industrial camera and the analysis method thereof provided by the invention have the following beneficial effects:
through the rotation of gear, can insert two 2D camera interfaces 21 with first bayonet joint 36 or second bayonet joint 37 on, the convenience is revised two different 2D camera wiring, first bayonet joint 36 and second bayonet joint 37 can't inject two 2D camera interfaces 21 simultaneously, guarantee to revise at every turn and only can carry out the data modification to a 2D camera, avoid the data in disorder, the work convenience operating personnel who guarantees can not influence another 2D camera when revising a 2D camera knows oneself and is revising which 2D camera.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A panoramic industrial camera, comprising:
a central processing module;
the output ends of the two 2D cameras are electrically connected with the input end of the central processing module;
the output end of the 3D industrial camera is electrically connected with the input end of the central processing module;
the output end of the temperature monitoring module is electrically connected with the input end of the central processing module;
the output end of the fan monitoring module is electrically connected with the input end of the central processing module;
and the output end of the power supply control module is electrically connected with the input end of the central processing module.
2. The panoramic industrial camera of claim 1, wherein the temperature monitoring control module and the fan monitoring module and the power control module all perform corresponding actions by outputting and feeding back information through the central processing module.
3. The panoramic industrial camera of claim 1, wherein the temperature monitoring module is configured to monitor the temperature of the camera during operation, and if the temperature of the camera during operation is higher than the temperature during normal operation, the temperature monitoring module feeds back information to the central processing module, performs power down processing on the camera through the central processing module, and sends an alarm to notify an operator of future overhaul.
4. The panoramic industrial camera of claim 1, wherein the fan monitoring module is configured to monitor an operating status of the fan to ensure that the fan rotates normally to cool the device, and the central processing module adjusts a rotation speed of the fan according to the monitoring data of the temperature monitoring module.
5. The panoramic industrial camera of claim 1, wherein the power control module is configured to select a power source, and when an external power source is inputted, the power control module supplies power from an external power source, and when the external power source is not inputted, the power control module supplies power from an internal power source, and monitors the internal power source, and when the internal power source is not enough, the power control module automatically supplies power when the external power source is inputted.
6. The panoramic industrial camera of claim 1, further comprising a console for use in camera analysis;
the connecting assembly comprises two 2D camera interfaces and a 3D camera interface, a 2D camera data transmission connector is inserted in the 2D camera interface, and a 3D industrial camera data transmission connector is inserted in the 3D camera interface;
the movable assembly is arranged inside the console and comprises a gear and two sliding rods, two movable blocks are respectively connected to the two sliding rods in a sliding mode, a first toothed plate and a second toothed plate are respectively and fixedly connected to the two movable blocks, and the other ends of the two movable blocks are respectively and fixedly connected with a first plug connector and a second plug connector;
and the rotating shaft is fixed at the top of the gear.
7. The panoramic industrial camera of claim 7, wherein two 2D camera interfaces and one 3D camera interface are disposed on one side of the console, and the first and second connectors are respectively adapted to the two 2D camera interfaces.
8. The panoramic industrial camera and the analysis method thereof according to claim 7, wherein the gear is rotatably connected to the bottom of the inner wall of the console, the first toothed plate and the second toothed plate are respectively disposed at two sides of the gear, and both the first toothed plate and the second toothed plate are adapted to the gear.
9. The panoramic industrial camera of claim 7, wherein the first and second connectors are electrically connected to the console through power lines, the top of the rotating shaft penetrates through the console and extends to the top of the console, and three indicator lights are disposed on the top of the console.
10. An analysis method of a panoramic industrial camera is characterized by comprising the following steps:
s1, imaging the article through the two 2D cameras, transmitting imaging data to the central processing module for data integration and processing, and detecting the shape of the article;
s2, detecting the articles through the 3D industrial camera, transmitting the production data to the central processing module, integrating and comparing the production data with the data of the two 2D cameras, and ensuring the precision and accuracy of the data.
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| CN202011074450.7A CN112291512A (en) | 2020-10-09 | 2020-10-09 | Panoramic industrial camera and analysis method thereof |
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