CN109361873A - A kind of High-speed Control light source camera Triggering Control System and control method - Google Patents
A kind of High-speed Control light source camera Triggering Control System and control method Download PDFInfo
- Publication number
- CN109361873A CN109361873A CN201811505664.8A CN201811505664A CN109361873A CN 109361873 A CN109361873 A CN 109361873A CN 201811505664 A CN201811505664 A CN 201811505664A CN 109361873 A CN109361873 A CN 109361873A
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- China
- Prior art keywords
- light source
- camera
- priority
- master controller
- trigger
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
Abstract
The invention discloses a kind of High-speed Control light source camera Triggering Control System and control methods, including PLC module, master controller, light source, camera, trigger module and interface parameter setup module, the output end of the PLC module is connect with the first input end of the master controller, first output end of the master controller is connect with the input terminal of the light source, the second output terminal of the master controller is connect with the input terminal of the camera, second input terminal of the master controller is connect with the output end of the trigger module, the output end of the interface parameter setup module is connect with the third input terminal of the master controller.The number of priority packet, the light source interference of rejection image can be improved in the present invention.
Description
Technical field
The present invention relates to light source camera triggering technique fields, it particularly relates to which a kind of High-speed Control light source camera triggers
Control system and control method.
Background technique
The triggering of Traditional control camera, for software to system parameter setting control light source camera triggering, the Triggering Control System is suitable
Equipment for being run compared with low velocity, but for high yield camera high-speed cruising, there is limitation, light source priority number is supported
Few, there are interference problems for the image for adopting camera, while the stability that figure is adopted under high yield is also inadequate.
Summary of the invention
To solve problems of the prior art, the object of the present invention is to provide a kind of triggerings of High-speed Control light source camera
Control system and control method have the advantages that the number, the interference of rejection image light source that improve priority packet.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of High-speed Control light source camera triggering control system
System, including PLC module, master controller, light source, camera, trigger module and interface parameter setup module, the PLC module it is defeated
Outlet is connect with the first input end of the master controller, the first output end of the master controller and the input terminal of the light source
Connection, the second output terminal of the master controller are connect with the input terminal of the camera, the second input terminal of the master controller
It is connect with the output end of the trigger module, the third of the output end and the master controller of the interface parameter setup module is defeated
Enter end connection.
Preferably, the PLC module provides synchronous commencing signal, synchronous end signal to master controller.
Preferably, the master controller includes the circuit board of electronic welding, if the circuit board be equipped with central processing unit,
Dry passage mouth, plc communication mouth and software program interface, the passway is for connecting trigger module, light source and camera.
Preferably, the master controller realizes triggering mode by the trigger module, in time synchronizing cycle, according to adopting
Figure number divides equally trigger pulse, and camera or light source are according to priority successively triggered within the burst length.
Preferably, the interface parameter setup module is that triggering mode, setting parameter is arranged to master controller by software
And statistics, the parameter include: the priority trigger time, the time for exposure, light source delay, trigger pulse interval time,
Figure number is adopted, other function parameter includes simulation trigger parameter.
A kind of control method of High-speed Control light source camera Triggering Control System, comprising the following steps:
S1, parameter is set in interface parameter setup module；
S2, the parameter in S1 is written in master controller；
When S3, equipment operation, the synchronization commencing signal and trigger module (channel) of PLC module control light source and camera simultaneously
Triggering.
Step S1 is further comprising the steps of:
S11, priority is set to camera, priority time started T2, time for exposure T3, adopts figure number S1, light source delay
The interval time T1 of T4, trigger pulse；
T5=60/ yield * synchronization group size * synchronization time is tracked than * 1000；
The summation-that interval time T1=each burst length-all priority of trigger pulse are taken time is set aside some time；
T1=T5/S1- [N (T2)+N (T3)+N (S4)] -20；
S12, statistic of classification priority, the camera of priority first is together with light source channel number record, priority second
Camera and light source channel number record together with, successively count other priority, be written in master controller address, address point surprise
It is even, it is divided into first, second, third etc. by picture number, odd number write-in odd address, even number write-in even number
Location, when Ruo Caitu number is maximum number, then the equal priority of odd number or even number number has light source channel number；Ruo Caitu
When number is the half of maximum number, then the equal priority of odd number number has light source channel number, and the priority of even number number does not have
The light source channel number；
S13, to the time parameter of setting, adopt interval time of figure number and trigger pulse by after calculating by prescribed form
It is written in master controller address.
Step S2 is further comprising the steps of:
After S21, master controller receive data, address conversion obtains data；
Corresponding channel is opened in every S22, circulation figure, the address that every figure recycles according to priority first, second, third,
The use of odd address is the picture sequence numbers of even number if it is the picture sequence numbers of odd number, using the address of even number, is first turned on excellent
Channel on the address of first grade first, the successively priority trigger of execution priority first, open light source, open camera,
Camera high level is triggered, camera is closed, closes light source, after completing all priority of figure, waits the interval of trigger pulse
Time guarantees that trigger signal is uniformly distributed in synchronization interval.
It according to above principle and realizes step, the number of priority can be improved, solve the interference between image, priority is
Refer to which light source is first bright, bright after which light source, which camera first triggers, and triggers after which camera.The equipment of high-speed cruising, by excellent
First grade grouping successively triggers light source camera, improves the number of priority packet, eliminates the light source interference of image.
The beneficial effects of the present invention are:
(1) this system controls Triggering Control System compared to pervious PLC, and when equipment high-speed cruising, light source camera stablizes touching
It sends out, noiseless between image, the priority number of support is more, flexible setting for parameters, while being also compatible with low speed operation；
(2) Triggering Control System cost provided by the invention is more at low cost than traditional PLC control Triggering Control System；
(3) PLC Triggering Control System very much, the instruction of the PLC system of each producer that entirely influences to trigger stable reason
It all has any different, is not easy to check problem, using Triggering Control System provided by the invention, simply, investigation problem is convenient, ease for use,
Versatility is stronger.
Detailed description of the invention
Fig. 1 is a kind of system block diagram of High-speed Control light source camera Triggering Control System of the embodiment of the present invention；
Fig. 2 is the delay time pulse schematic diagram before priority of the embodiment of the present invention starts.
Description of symbols:
1, PLC module；2, master controller；3, light source；4, camera；5, trigger module；6, interface parameter setup module.
Specific embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing.
Embodiment 1:
As shown in Figs. 1-2, a kind of High-speed Control light source camera Triggering Control System, including PLC module 1, master controller 2,
Light source 3, camera 4, trigger module 5 and interface parameter setup module 6, the output end of the PLC module 1 and the master controller 2
First input end connection, the first output end of the master controller 2 connect with the input terminal of the light source 3, the main control
The second output terminal of device 2 is connect with the input terminal of the camera 4, the second input terminal and the trigger mode of the master controller 2
The output end of block 5 connects, and the output end of the interface parameter setup module 6 is connect with the third input terminal of the master controller 2.
Embodiment 2:
As shown in Figs. 1-2, the present embodiment improves on the basis of embodiment 1, and 1 control system of PLC module is given
Commencing signal, synchronous end signal are synchronized out.
The master controller 2 includes the circuit board of electronic welding, if the circuit board is equipped with central processing unit, dry passage
Mouth, plc communication mouth and software program interface, the passway is for connecting trigger module 5, light source 3 and camera 4.
The master controller 2 realizes triggering mode by the trigger module 5, in time synchronizing cycle, opens according to figure is adopted
Number divides equally trigger pulse, and camera 4 or light source 3 are according to priority successively triggered within the burst length.
The interface parameter setup module 6 is that triggering mode, setting parameter and system is arranged to master controller 2 by software
Meter, the parameter include: the priority trigger time, the time for exposure, light source 3 delay, trigger pulse interval time, adopt figure
Number, other function parameter include simulation trigger parameter.
Embodiment 3:
As shown in Figs. 1-2, a kind of control method of 4 Triggering Control System of High-speed Control light source camera the following steps are included:
S1, parameter is set in interface parameter setup module 6；
S2, the parameter in S1 is written in master controller 2；
When S3, equipment operation, the synchronization commencing signal and trigger module 5 (channel) of PLC module 1 control 3 He of light source simultaneously
The triggering of camera 4.
Embodiment 4:
As shown in Figs. 1-2, a kind of control method of 4 Triggering Control System of High-speed Control light source camera, step S1 further include
Following steps:
S11, to camera 4 be arranged priority, priority time started T2, time for exposure T3, adopt figure number S1, light source 3 prolongs
When T4, trigger pulse interval time T1；
T5=60/ yield * synchronization group size * synchronization time is tracked than * 1000；
The summation-that interval time T1=each burst length-all priority of trigger pulse are taken time is set aside some time；
T1=T5/S1- [N (T2)+N (T3)+N (S4)] -20；
S12, statistic of classification priority, the camera 4 of priority first is together with light source channel number record, priority second
Camera 4 and light source channel number record together with, successively count other priority, be written in 2 address of master controller, address point surprise
It is even, it is divided into first, second, third etc. by picture number, odd number write-in odd address, even number write-in even number
Location, when Ruo Caitu number is maximum number, then the equal priority of odd number or even number number has light source channel number；Ruo Caitu
When number is the half of maximum number, then the equal priority of odd number number has light source channel number, and the priority of even number number does not have
The light source channel number；
S13, to the time parameter of setting, adopt interval time of figure number and trigger pulse by after calculating by prescribed form
It is written in 2 address of master controller.
Embodiment 5:
As shown in Figs. 1-2, a kind of control method of 4 Triggering Control System of High-speed Control light source camera, step S2 further include
Following steps:
After S21, master controller 2 receive data, address conversion obtains data；
Corresponding channel is opened in every S22, circulation figure, the address that every figure recycles according to priority first, second, third,
The use of odd address is the picture sequence numbers of even number if it is the picture sequence numbers of odd number, using the address of even number, is first turned on excellent
Channel on the address of first grade first, successively the priority trigger of execution priority first, opens light source 3, opens camera
4,4 high level of camera is triggered, camera 4 is closed, closes light source 3, after completing all priority of figure, waits trigger pulse
Interval time guarantees that trigger signal is uniformly distributed in synchronization interval.
It according to above principle and realizes step, the number of priority can be improved, solve the interference between image, priority is
Refer to which light source 3 is first bright, bright after which light source 3, which camera 4 first triggers, and triggers after which camera 4.The equipment of high-speed cruising,
It is according to priority grouped successively triggering 3 camera 4 of light source, improves the number of priority packet, the light source 3 for eliminating image interferes.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (8)
1. a kind of High-speed Control light source camera Triggering Control System, which is characterized in that including PLC module, master controller, light source,
Camera, trigger module and interface parameter setup module, the first input end of the output end of the PLC module and the master controller
Connection, the first output end of the master controller are connect with the input terminal of the light source, the second output terminal of the master controller
It is connect with the input terminal of the camera, the second input terminal of the master controller is connect with the output end of the trigger module, institute
The output end for stating interface parameter setup module is connect with the third input terminal of the master controller.
2. a kind of High-speed Control light source camera Triggering Control System according to claim 1, which is characterized in that the PLC
Module provides synchronous commencing signal, synchronous end signal to master controller.
3. a kind of High-speed Control light source camera Triggering Control System according to claim 1, which is characterized in that the master control
Device processed includes the circuit board of electronic welding, and the circuit board is equipped with central processing unit, several passways, plc communication mouth and soft
Part routine interface, the passway is for connecting trigger module, light source and camera.
4. a kind of High-speed Control light source camera Triggering Control System according to claim 1, which is characterized in that the master control
Device processed realizes that triggering divides equally trigger pulse according to figure number is adopted, in pulse in time synchronizing cycle by the trigger module
It is interior according to priority successively to trigger camera or light source.
5. a kind of High-speed Control light source camera Triggering Control System according to claim 1, which is characterized in that the interface
Parameter setting module be by software to master controller be arranged triggering mode, setting parameter and statistics, the parameter include: preferential
Grade trigger time, time for exposure, light source are delayed, the interval time of trigger pulse, adopt figure number, and other function parameter includes
Simulate trigger parameter.
6. a kind of control method of High-speed Control light source camera Triggering Control System, which comprises the following steps:
S1, parameter is set in interface parameter setup module；
S2, the parameter in S1 is written in master controller；
When S3, equipment operation, the synchronization commencing signal and trigger module of PLC module control light source and camera triggering simultaneously.
7. a kind of control method of High-speed Control light source camera Triggering Control System according to claim 6, feature exist
In step S1 is further comprising the steps of:
S11, priority is set to camera, priority time started T2, time for exposure T3, adopts figure number S1, light source delay T4, touching
Send out the interval time T1 of pulse；
T5=60/ yield * synchronization group size * synchronization time is tracked than * 1000；
The summation-that interval time T1=each burst length-all priority of trigger pulse are taken time is set aside some time；
That is: T1=T5/S1- [N (T2)+N (T3)+N (S4)] -20；
S12, statistic of classification priority, the camera of priority first is together with light source channel number record, the phase of priority second
Together with machine is recorded with light source channel number, other priority are successively counted, are written in master controller address, odd even is divided in address, presses
Picture number is divided into first, second, third etc., odd number write-in odd address, even number write-in even address, if
When adopting figure number as maximum number, then the equal priority of odd number or even number number has light source channel number；Ruo Caitu number is
When the half of maximum number, then the equal priority of odd number number has a light source channel number, the not no light of the priority of even number number
Source channels number；
S13, to the time parameter of setting, adopt the interval time of figure number and trigger pulse by being written after calculating by prescribed form
In master controller address.
8. a kind of control method of High-speed Control light source camera Triggering Control System according to claim 6, feature exist
In step S2 is further comprising the steps of:
After S21, master controller receive data, address conversion obtains data；
Corresponding channel is opened in every S22, circulation figure, the address that every figure recycles according to priority first, second, third, if
It is the picture sequence numbers of odd number, is that the picture sequence numbers of even number using the address of even number are first turned on priority using odd address
Channel on first address, successively the priority trigger of execution priority first, opens light source, opens camera, triggering
Camera high level closes camera, closes light source, after completing all priority of figure, waits the interval time of trigger pulse,
Guarantee that trigger signal is uniformly distributed in synchronization interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811505664.8A CN109361873A (en) | 2018-12-10 | 2018-12-10 | A kind of High-speed Control light source camera Triggering Control System and control method |
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| CN201811505664.8A CN109361873A (en) | 2018-12-10 | 2018-12-10 | A kind of High-speed Control light source camera Triggering Control System and control method |
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| CN201811505664.8A Pending CN109361873A (en) | 2018-12-10 | 2018-12-10 | A kind of High-speed Control light source camera Triggering Control System and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110933325A (en) * | 2019-12-10 | 2020-03-27 | 深圳市摩西尔电子有限公司 | Accurate control system and control method for exposure of light source and camera |
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Application publication date: 20190219 |