CN102248254A - Data processing system and method - Google Patents

Data processing system and method Download PDF

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CN102248254A
CN102248254A CN2011101297149A CN201110129714A CN102248254A CN 102248254 A CN102248254 A CN 102248254A CN 2011101297149 A CN2011101297149 A CN 2011101297149A CN 201110129714 A CN201110129714 A CN 201110129714A CN 102248254 A CN102248254 A CN 102248254A
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processor
signal
card
digital
image
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CN102248254B (en
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曹力
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HUNAN KETIANJIAN PHOTOELECTRIC TECHNOLOGY CO LTD
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HUNAN KETIANJIAN PHOTOELECTRIC TECHNOLOGY CO LTD
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Abstract

The invention discloses a data processing system which is used for analyzing a welding arc according to acquired data. The data processing system comprises a voltage sensor, a current sensor, an analog/digital (A/D) acquisition card, an image acquiring and processing device and a processor, wherein the voltage sensor is used for acquiring an analog voltage signal and outputting the analog voltage signal; the output end of the voltage sensor is connected with a first input end of the A/D acquisition card; the current sensor is used for acquiring an analog current signal and outputting the analog current signal; the output end of the current sensor is connected with a second input end of the A/D acquisition card; the A/D acquisition card is used for converting the received analog voltage signal and analog current signal into digital signals and outputting the digital signals to the processor; the first output end of the A/D acquisition card is connected with the first input end of the processor; the image acquiring and processing device is used for acquiring an image, converting the acquired image into digital image information and then outputting the digital image information to the processor; the output end of the image acquiring and processing device is connected with the second input end of the processor; and the processor is used for analyzing and processing the received information. The invention also discloses a data processing method.

Description

A kind of data handling system and data processing method
Technical field
The present invention relates to the electricity and the communications field, particularly a kind of data handling system and data processing method.
Background technology
Along with the development of producing, development of technology, people have all proposed more and more higher requirement to performance, quality and the material of welding.And no matter be control to welding process, still to performance, the quality of welding and the quality of welding material is assessed, all need obtain the relevant information in the welding process.Wherein, the welding arc information content is bigger, and it is the most important, if the electric arc that can obtain in the welding process is analyzed, then can carry out respective handling or improvement to welding system according to analytical structure, for example can be by the processing performance directly related in the analysis and research welding process, as interim form, the size of splashing, arc stability etc. with electrical quantity, thereby can improve welding system targetedly, improve welding efficiency preferably.And do not have this analytical system and analytic process in the prior art.
Summary of the invention
The embodiment of the invention provides a kind of data handling system and data processing method, and be used for realizing analysis, thereby can analyze the processing performance in the welding process welding arc according to the data obtained, the assessment welding quality, thus improve welding efficiency.
A kind of data handling system comprises:
Voltage sensor, current sensor, analog digital A/D capture card, image acquisition process device and processor; Wherein
Described voltage sensor is used to gather analog voltage signal and output, and its output links to each other with the first input end of described AD capture card;
Described current sensor is used to gather analog current signal and output, and its output links to each other with second input of described AD capture card;
Described analog digital A/D capture card is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to described processor, and its first output links to each other with the first input end of described processor;
Described image acquisition process device is exported to described processor after being used to obtain image and being converted to digital image information, and its output links to each other with second input of described processor;
Described processor is used for the information that receives is carried out analyzing and processing.
A kind of data processing method may further comprise the steps:
Voltage sensor is transferred to the AD capture card with the analog voltage signal of gathering, and current sensor is transferred to described AD capture card with the analog current signal of gathering;
Described AD capture card is converted to digital voltage signal with the analog voltage signal that receives, and the analog current signal that receives is converted to the digital current signal;
Digital voltage signal and digital current signal after described AD capture card will be changed are sent into described processor;
The image acquisition process device is to export to described processor behind the digital image information with the image transitions of obtaining;
Described processor carries out analyzing and processing to the information that receives.
Data handling system in the embodiment of the invention comprises: voltage sensor, current sensor, analog digital A/D capture card, image acquisition process device and processor; Wherein, described voltage sensor is used to gather analog voltage signal and output, and its output links to each other with the first input end of described AD capture card; Described current sensor is used to gather analog current signal and output, and its output links to each other with second input of described AD capture card; Described analog digital A/D capture card is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to described processor, and its first output links to each other with the first input end of described processor; Described image acquisition process device is used to obtain image transitions and for exporting to described processor behind the digital image information, its output links to each other with second input of described processor; Described processor is used for the information that receives is carried out analyzing and processing.By connecting voltage sensor and current sensor, can gather voltage signal in the welding process and current signal, by connecting the Image Acquisition treating apparatus, can obtain the image in the welding process, thereby can carry out statistical analysis to parameters such as arc voltage, welding current and arc times according to obtaining signal, with the assessment welding quality, thereby improve welding efficiency.
Description of drawings
Fig. 1 is the primary structure figure of data handling system in the embodiment of the invention;
Fig. 2 is the detailed structure view that adds data handling system behind control device and the interface arrangement in the embodiment of the invention;
Fig. 3 is the detailed structure view of data handling system in the embodiment of the invention;
Fig. 4 is the main flow chart of data processing method in the embodiment of the invention.
The specific embodiment
Data handling system in the embodiment of the invention comprises: voltage sensor, current sensor, analog digital A/D capture card, image acquisition process device and processor; Wherein, described voltage sensor is used to gather analog voltage signal and output, and its output links to each other with the first input end of described AD capture card; Described current sensor is used to gather analog current signal and output, and its output links to each other with second input of described AD capture card; Described analog digital A/D capture card is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to described processor, and its first output links to each other with the first input end of described processor; Described image acquisition process device is used to obtain image transitions and for exporting to described processor behind the digital image information, its output links to each other with second input of described processor; Described processor is used for the information that receives is carried out analyzing and processing.By connecting voltage sensor and current sensor, can gather voltage signal in the welding process and current signal, by connecting the Image Acquisition treating apparatus, can obtain the image in the welding process, thereby can carry out statistical analysis to parameters such as arc voltage, welding current and arc times according to obtaining signal, with the assessment welding quality, thereby improve welding efficiency.
Referring to Fig. 1, data handling system comprises voltage sensor 101 in the embodiment of the invention, current sensor 102, AD (analog digital) capture card 103, image acquisition process device 104 and processor 105.
Referring to Fig. 2, data handling system also comprises interface arrangement 106 and control device 107 in the embodiment of the invention.Wherein, image acquisition process device 104 comprises acquiring unit 1041 and image pick-up card 1042.
Voltage sensor 101 is used to gather analog voltage signal and output.The output of voltage sensor 101 links to each other with the first input end of AD capture card 103.In welding process, voltage sensor 101 can be gathered arc voltage signal, promptly can gather arc voltage signal between soldering turret and test plate (panel) by voltage sensor 101, and the arc voltage signal of gathering is transferred to AD capture card 103.Wherein, voltage sensor 101 can be gathered and transmit in real time, perhaps also can gather after being triggered and transmit, and for example, can gather after the message that receives 103 transmissions of AD capture card and transmit.Voltage sensor 101 is gathered and what be transferred to AD capture card 103 all is analog voltage signals.Wherein, voltage sensor 101 can link to each other with AD capture card 103 by holding wire.
Current sensor 102 is used to gather analog current signal and output.The output of current sensor 102 links to each other with second input of AD capture card 103.In welding process, current sensor 102 can be gathered welding current signal, promptly can gather welding current signal from welding circuit by current sensor 102, and the welding current signal of gathering is transferred to AD capture card 103.Wherein, current sensor 102 can be gathered and transmit in real time, perhaps also can gather after being triggered and transmit, and for example, can gather after the message that receives 103 transmissions of AD capture card and transmit.Current sensor 102 is gathered and what be transferred to AD capture card 103 all is analog current signals.Wherein, current sensor 102 can link to each other with AD capture card 103 by holding wire.
AD capture card 103 is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to processor 105.First output of AD capture card 103 links to each other with the first input end of processor 105.The analog voltage signal that AD capture card 103 is used for obtaining from voltage sensor 101 is converted to digital voltage signal, and the analog current signal that will obtain from current sensor 102 is converted to the digital current signal, and the digital voltage signal after will changing or digital current signal are transferred to processor 105.Wherein, AD capture card 103 can be given processor 105 with the data signal real-time Transmission after the conversion, perhaps also can earlier the data signal after the conversion be stored, after being triggered, be transferred to processor 105, perhaps also can after being triggered, carry out signal conversion and transmission.For example, trigger condition can be that AD capture card 103 is received the message that processor 105 or control device 107 send by processor 105.
Image acquisition process device 104 is exported to processor 105 after being used to obtain image and being converted to digital image information, and its output links to each other with second input of processor 105.Wherein, image acquisition process device 104 comprises acquiring unit 1041 and image pick-up card 1042.
Acquiring unit 1041 is used to obtain image.The output of acquiring unit 1041 links to each other with the first input end of image pick-up card 1042.Acquiring unit 1041 can obtain pictorial information or the video information (pictorial information or video information all are called image information) in the welding process, preferable, deriving means 101 can carry out the whole process shooting to whole welding process when welding process begins, obtaining comparatively abundant image information, thereby being convenient to the later stage analyzes welding process.Acquiring unit 1041 can be that camera, video camera or other have the device of image-acquisition functions.Acquiring unit 1041 is transferred to image pick-up card 1042 with the image information of obtaining.The image information that acquiring unit 1041 obtains is an analog information.Wherein, acquiring unit 1041 can be given image pick-up card 1042 with the image information real-time Transmission that obtains, perhaps also can after being triggered, the image information that obtains be transferred to image pick-up card 1042, for example, trigger condition can be that acquiring unit 1041 is received the message that image pick-up card 1042 or control device 107 send by processor 105.
The image transitions that image pick-up card 1042 is used for obtaining is digital image information and exports to described processor.The output of image pick-up card 1042 links to each other with second input of processor 105.Image pick-up card 1042 is interfaces of IMAQ part and image processing section.Image through image pick-up card 1042 sampling, quantize, be converted to digital image information and store.Because the transmission of picture signal needs very high transmission speed, general coffret can not meet the demands, and therefore needs image pick-up card 1042.The digital image information that image pick-up card 1042 will obtain after will changing is transferred to processor 105, wherein, image pick-up card 1042 can be given processor 105 with the digital image information real-time Transmission, perhaps can be after being triggered digital image information be transferred to processor 105, perhaps can the digital image information that obtain after the conversion be transferred to processor 105 being subjected to triggering back reception image and conversion from acquiring unit 1041.For example, a kind of trigger condition can be that image pick-up card 1042 is received the message that processor 105 or control device 107 send by processor 105.
Processor 105 is used for the information that receives is carried out analyzing and processing.Wherein, the information of processor 105 receptions can comprise digital current signal, digital current signal and digital image information.Processor 105 can be stored the information that receives.Processor 105 can be the CPU (central processing unit) in the computer, also can be the processor of other type, for example microprocessor etc.For example, processor 105 can obtain the arc voltage probability density distribution by the analysis to the digital voltage information that receives, obtain the welding current probability density distribution by analysis to the digital current information that receives, can also be by the digital voltage signal that receives, digital current signal and digital image information are analyzed the instantaneous value of arc voltage (uS (t)), to obtain short circuit duration (T1), arc time (T2), the weighting arc time (T3), transient period parameters such as (TC), and can statistical separate out uS (t), iS (t), T1, T2, T3, the mean value of TC, standard deviation, the coefficient of variation, maximum probability density, the maximum probability group, maximum, the data that minimum of a value etc. are required, thus can carry out the welding quality assessment.Wherein, processor 105 can be regularly to receiving and canned data carry out analyzing and processing, perhaps also can be canned data to be carried out analyzing and processing being subjected to triggering the back, for example, a kind of trigger condition is that processor 105 receives the message that control device 107 sends.
Interface arrangement 106 is used for the analysis result of processor 105 is offered the user.Interface arrangement 106 links to each other with first output of processor 105.Interface arrangement 106 can be a human-computer interaction device, and for example, interface arrangement 106 can be the display screen of computer, maybe can be the device with Presentation Function that is connected to processor 105 and control device 107.After 105 pairs of data of processor dispose, control module 107 can send message to processor 105, with notification processor 105 analysis result that obtains being outputed to interface arrangement 106 to offer the user, perhaps also can be automatically the analysis result that obtains to be outputed to interface arrangement 106 after 105 pairs of data of processor dispose.
Control device 107 is used to control the information of 105 pairs of receptions of processor and analyzes.The output of control device 107 links to each other with processor 105.Control device 107 can be arranged in processor 105, perhaps can be positioned at outside the processor 105.For example, if processor 105 is the CPU in the computer, then control module 107 can be the software application that is installed in this computer.After processor 105 received information, control module 107 can be controlled the information of 105 pairs of receptions of processor and analyze, and for example, control module 107 can be carried out analyzing and processing by which partial information that sends 105 pairs of receptions of message informing processor.For example, control module 107 can send message, the digital voltage signal of 105 pairs of receptions of notification processor is analyzed, to obtain the probability density distribution figure of arc voltage, perhaps can send message, the image information of 105 pairs of receptions of notification processor is analyzed, to obtain arc time chart of frequency distribution, weighting arc time chart of frequency distribution etc.Control device 107 also is used for AD capture card 103, acquiring unit 1041 and image pick-up card 1042 are carried out the parameter setting.All can send when wherein, 107 pairs of AD capture cards 103 of control device, acquiring unit 1041 and image pick-up card 1042 are provided with message is set by processor 105.For example, control device 107 can carry out initialization to AD capture card 103, and the parameter such as voltage ratio, current ratio, frequency acquisition of AD capture card 103 is set; Control device 107 can carry out initialization to acquiring unit 1041, and the parameter such as trigger mode, exposure mode, exposure value, yield value, phase unit frequency of acquiring unit 1041 is set; Control device 107 can carry out initialization to image pick-up card 1042, and the parameter such as coordinate, exposure value, frame per second of image pick-up card 1042 is set.Control device 107 can also be by the area size that is provided with control interface device 106 display images to processor 105.
Referring to Fig. 3, described data handling system also comprises isochronous controller 109 and TTL flip flop equipment 110.
The data signal that isochronous controller 109 is used to AD capture card 103 is gathered realizes synchronously.The first input end of isochronous controller 109 links to each other with second output of AD capture card 103, and second input links to each other with first output of TTL flip flop equipment 110, and output links to each other with processor 105.Isochronous controller 109 can be after receiving that TTL flip flop equipment 110 sends signal, can judge at first whether this signal is the significant level signal, if determine that this signal is the significant level signal, then from AD capture card 103, read the data signal of collection, the data signal that reads is carried out Synchronization Control, and the digital data transmission after will handling is synchronously given processor 105.Control device 107 can also be provided with by 105 pairs of isochronous controllers 109 of processor, and the parameters such as port numbers of isochronous controller 109 for example can be set.Isochronous controller 109 can link to each other by string line with processor 105.Wherein, isochronous controller 109 can be to read in real time digital voltage signal after the conversion and digital current signal or also can be at the digital voltage signal and the digital current signal that are subjected to triggering conversion is read in the back from AD capture card 103 after from AD capture card 103, for example, a kind of triggering mode can be that isochronous controller 109 is received the significant level signal that TTL flip flop equipment 110 sends.
TTL (transistor-transistor logic level) flip flop equipment 110 is used for sending signal to isochronous controller 109 or image pick-up card 1042.First output of TTL flip flop equipment 110 connects second input of isochronous controller 109, and second output connects second input of image pick-up card 1042, and input links to each other with second output of processor 105.TTL flip flop equipment 110 is behind the useful signal that receives processor 105 transmissions, can send signal to image pick-up card 1042, triggering signal as image pick-up card 1042, image pick-up card 1042 can be after receiving the signal that TTL flip flop equipment 110 sends, can judge at first whether this signal is the significant level signal, if determine that this signal is the significant level signal, then image pick-up card 1042 is transferred to processor 105 with the image information of gathering, or the signal that sends at the TTL flip flop equipment determining to receive 110 of image pick-up card 1042 carries out the image information collection when being the significant level signal, and the image information that collects is transferred to processor 105.Or TTL flip flop equipment 110 is behind the useful signal that receives processor 105 transmissions, can send the significant level signal to isochronous controller 109, isochronous controller 109 reads the data signal of collection from AD capture card 103 in the time of can being the significant level signal at the signal that the TTL flip flop equipment of determining to receive 110 sends, the data signal that reads is carried out Synchronization Control, and the digital data transmission after will handling is synchronously given processor 105.For example, TTL flip flop equipment 110 can determine to send the significant level signals to image pick-up card 1042 when receiving which kind of significant level signal by the different significant level signals of receiving, send the significant level signals to isochronous controller 109 when receiving which kind of significant level signal.Perhaps TTL flip flop equipment 110 also can all send the significant level signals to image pick-up card 1042 and isochronous controller 109 when receiving any significant level signal.
Below introduce the method that data are handled by idiographic flow.
Referring to Fig. 4, the main method flow process that data are handled in the embodiment of the invention is as follows:
Step 401: voltage sensor 101 is transferred to AD capture card 103 with the analog voltage signal of gathering, and current sensor 102 is transferred to described AD capture card 103 with the analog current signal of gathering.
Step 402: described AD capture card 103 is converted to digital voltage signal with the analog voltage signal that receives, and the analog current signal that receives is converted to the digital current signal.
Step 403: digital voltage signal after described AD capture card 103 will be changed and digital current signal are sent into described processor 105.
Step 404: image acquisition process device 104 is to export to described processor behind the digital image information with the image transitions of obtaining.Wherein, step 401-403 and step 404 order between the two can be any.
Step 405: the information of 105 pairs of receptions of described processor is carried out analyzing and processing.
The detailed method flow process that data are handled in the embodiment of the invention is as follows:
Voltage sensor 101 is transferred to AD capture card 103 with the analog voltage signal of gathering, and current sensor 102 is transferred to described AD capture card 103 with the analog current signal of gathering.AD capture card 103 is converted to digital voltage signal with the analog voltage signal that receives, and the analog current signal that receives is converted to the digital current signal.Acquiring unit 1041 is transferred to image pick-up card 1042 with the image information of obtaining, image pick-up card 1042 is a digital image information with the image transitions that receives, and digital image information is transferred to processor 106, processor 106 carries out analyzing and processing to the information that receives under the control of control device 107.Image pick-up card 1042 also can be after receiving the significant level signal that TTL flip flop equipment 110 sends image information to be gathered.Wherein, to obtaining of analog voltage signal, analog current signal and image information, can obtain synchronously also and can asynchronously obtain.
Data handling system in the embodiment of the invention comprises: voltage sensor 101, current sensor 102, analog digital A/D capture card 103, image acquisition process device 104 and processor 105; Wherein, described voltage sensor 101 is used to gather analog voltage signal and output, and its output links to each other with the first input end of described AD capture card 103; Described current sensor 102 is used to gather analog current signal and output, and its output links to each other with second input of described AD capture card 103; Described analog digital A/D capture card 103 is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to described processor 105, and its first output links to each other with the first input end of described processor 105; Described image acquisition process device 104 is used to obtain image transitions and for exporting to described processor 105 behind the digital image information, its output links to each other with second input of described processor 105; Described processor 105 is used for the information that receives is carried out analyzing and processing.By connecting voltage sensor 101 and current sensor 102, can gather analog voltage signal in the welding process and analog current signal, be converted into data signal by AD capture card 103.Simultaneously, by connecting acquiring unit 1041 and image capture module 105, can in welding process, take pictures or make a video recording, with the record whole welding process, and can control by the data analysis processing procedure of 107 pairs of processors 106 of control module, can control processor 104 analyzes which information, to obtain required analysis data message, be convenient to the arc voltage in the welding process, welding current and image information are analyzed, obtain the arc voltage probability density distribution, the welding current probability density distribution, the short circuit duration frequency distributes, the arc time frequency distributes, result is analyzed in transient period frequency distributions etc., with by result assessment welding quality, thereby improve welding efficiency.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (15)

1. a data handling system is characterized in that, comprising:
Voltage sensor, current sensor, analog digital A/D capture card, image acquisition process device and processor; Wherein
Described voltage sensor is used to gather analog voltage signal and output, and its output links to each other with the first input end of described AD capture card;
Described current sensor is used to gather analog current signal and output, and its output links to each other with second input of described AD capture card;
Described analog digital A/D capture card is used for the analog voltage signal that will receive and analog current signal and is converted to data signal and exports to described processor, and its first output links to each other with the first input end of described processor;
Described image acquisition process device is exported to described processor after being used to obtain image and being converted to digital image information, and its output links to each other with second input of described processor;
Described processor is used for the information that receives is carried out analyzing and processing.
2. data handling system as claimed in claim 1 is characterized in that, also comprises: control device, link to each other with described processor, and be used to control processor the information that receives is carried out analyzing and processing.
3. data handling system as claimed in claim 2 is characterized in that, described image acquisition process device comprises deriving means and image pick-up card; Wherein, the output of described deriving means links to each other with the first input end of described image pick-up card, and the output of described image pick-up card links to each other with second input of described processor;
Described deriving means is used to obtain image;
Described image pick-up card, the image transitions that is used for obtaining are digital image information and export to described processor.
4. data handling system as claimed in claim 3 is characterized in that, described control device also is used for by described processor described AD capture card, described deriving means and described image pick-up card being carried out the parameter setting.
5. data handling system as claimed in claim 1 is characterized in that, also comprises: interface arrangement, link to each other with first output of processor, and the analysis result that is used to receive described processor offers the user.
6. data handling system as claimed in claim 5 is characterized in that, described interface arrangement is a display screen.
7. data handling system as claimed in claim 3 is characterized in that, also comprises: isochronous controller and transistor-transistor logic level TTL flip flop equipment;
The data signal that described isochronous controller is used to described AD capture card is gathered realizes synchronously, its first input end links to each other with second output of described AD capture card, second input links to each other with first output of described TTL flip flop equipment, and output links to each other with described processor.
8. data handling system as claimed in claim 7, it is characterized in that, first output of described TTL flip flop equipment links to each other with second input of described isochronous controller, second output links to each other with second input of described image pick-up card, input links to each other with second output of described processor, is used for sending signal to described isochronous controller;
Described isochronous controller also is used for when the signal that the described TTL flip flop equipment of determining to receive sends is the significant level signal, and the AD data signal that described isochronous controller is read from described AD capture card realizes synchronously.
9. as claim 7 or 8 described data handling systems, it is characterized in that, first output of described TTL flip flop equipment links to each other with second input of described isochronous controller, second output links to each other with second input of described image pick-up card, input links to each other with second output of described processor, is used for sending signal to described image pick-up card;
The image information of having gathered that described image pick-up card also is used for will storing when the signal that the described TTL flip flop equipment of determining to receive sends is the significant level signal is transferred to described processor, or carries out the image information collection and the image information that collects is transferred to described processor when the signal that the described TTL flip flop equipment of determining to receive sends is the significant level signal.
10. data handling system as claimed in claim 1 is characterized in that, described processor is central processor CPU or microprocessor.
11. a data processing method is characterized in that, may further comprise the steps:
Voltage sensor is transferred to the AD capture card with the analog voltage signal of gathering, and current sensor is transferred to described AD capture card with the analog current signal of gathering;
Described AD capture card is converted to digital voltage signal with the analog voltage signal that receives, and the analog current signal that receives is converted to the digital current signal;
Digital voltage signal and digital current signal after described AD capture card will be changed are sent into described processor;
The image acquisition process device is to export to described processor behind the digital image information with the image transitions of obtaining;
Described processor carries out analyzing and processing to the information that receives.
12. method as claimed in claim 11, it is characterized in that, also comprise step before digital voltage signal after described AD capture card will be changed and digital current signal are sent into described processor: digital voltage signal and digital current signal isochronous controller reads conversion from described AD capture card after, described isochronous controller is sent into described processor after carrying out the signal that reads synchronously.
13. method as claimed in claim 11, it is characterized in that isochronous controller reads digital voltage signal after the conversion from described AD capture card and the step of digital current signal comprises: digital voltage signal and digital current signal described isochronous controller reads conversion from described AD capture card after receiving the significant level signal that the TTL flip flop equipment sends after.
14. method as claimed in claim 11 is characterized in that, described image acquisition process device also comprises acquiring unit and image pick-up card; Wherein, the output of described deriving means links to each other with the first input end of described image pick-up card, and the output of described image pick-up card links to each other with second input of described processor;
The step of exporting to described processor behind the digital image information that is converted to that the image acquisition process device will obtain image comprises: described acquiring unit is transferred to described image pick-up card with the image that obtains, described image pick-up card is a digital image information with the image transitions that receives, and described digital image information is transferred to described processor.
15. method as claimed in claim 14, it is characterized in that the step that the image information that described IMAQ card docking is received is gathered comprises: described IMAQ is gathered the image information that receives after being stuck in the significant level signal that receives the transmission of TTL flip flop equipment.
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CN111014895A (en) * 2019-12-04 2020-04-17 郑州日产汽车有限公司 Interconnection CO2Welding control system
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