CN113741234A - Industrial CT control circuit, industrial CT system and industrial CT control method - Google Patents
Industrial CT control circuit, industrial CT system and industrial CT control method Download PDFInfo
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- CN113741234A CN113741234A CN202110826214.4A CN202110826214A CN113741234A CN 113741234 A CN113741234 A CN 113741234A CN 202110826214 A CN202110826214 A CN 202110826214A CN 113741234 A CN113741234 A CN 113741234A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
- G01N23/046—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material using tomography, e.g. computed tomography [CT]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention provides an industrial CT control circuit, which comprises an upper computer interface and a main control chip which are connected with each other, and a plurality of ray source interfaces and a plurality of detector interfaces which are respectively connected with the main control chip; the upper computer interface is used for being connected with an upper computer, the ray source interface is used for being connected with the ray source system, and the detector interface is used for being connected with the detector system; the main control chip is used for transmitting a radiation source feedback signal input from the radiation source interface and/or a detector feedback signal input from the detector interface to the upper computer interface, recognizing a target control signal input from the upper computer interface, generating a radiation source control signal and a detector control signal and transmitting the radiation source control signal and the detector control signal to the corresponding radiation source interface and the corresponding detector interface. The invention also provides an industrial CT system comprising the industrial CT control circuit and an industrial CT control method adopting the industrial CT system. And meanwhile, the plurality of ray source systems and the plurality of detector systems are driven to work, so that the detection effect and the detection efficiency are improved.
Description
Technical Field
The invention relates to the technical field of industrial CT, in particular to an industrial CT control circuit, an industrial CT system and an industrial CT control method.
Background
Industrial CT (Computed Tomography) systems have found widespread use due to their simultaneous direct digital radiography and Computed Tomography imaging, such as non-destructive inspection of devices or components in the industry. The detection process mainly comprises the steps that irradiation is carried out on equipment or parts to be detected through a ray source system, a detector receives rays penetrating through the equipment or parts to be detected and converts the rays into digital images, the ray source and the detector move continuously under the control of a mechanical driving structure, therefore, 360-degree irradiation and imaging of the equipment or parts to be detected are achieved, and finally, detection results are obtained through reconstruction and analysis of the images.
However, in the prior art, a single ray source and a single detector are adopted for detection, and after one detection is finished, the parameters of the ray source and the detector can be adjusted for the next detection; or after one detection is finished, the other types of ray sources and detectors are replaced to carry out the next detection, so that detection results with different effects are obtained. Thus, the detection efficiency is not high, and the complex situation cannot be dealt with.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an industrial CT control circuit, an industrial CT system and an industrial CT control method.
In a first aspect, in an embodiment, the present invention provides an industrial CT control circuit, including an upper computer interface and a main control chip connected to each other, and a plurality of radiation source interfaces and a plurality of detector interfaces respectively connected to the main control chip;
the upper computer interface is used for being connected with an upper computer, the ray source interface is used for being connected with the ray source system, and the detector interface is used for being connected with the detector system;
the main control chip is used for transmitting a radiation source feedback signal input from the radiation source interface and/or a detector feedback signal input from the detector interface to the upper computer interface, recognizing a target control signal input from the upper computer interface, generating a radiation source control signal and a detector control signal and transmitting the radiation source control signal and the detector control signal to the corresponding radiation source interface and the corresponding detector interface.
In an embodiment, the industrial CT control circuit further includes a plurality of signal conversion circuits, each radiation source interface is connected to the main control chip through one signal conversion circuit, each detector interface is connected to the main control chip through one signal conversion circuit, and the signal conversion circuit includes a single-end to differential circuit or a differential to single-end circuit.
In one embodiment, the industrial CT control circuit further includes a first isolation driving circuit, and the upper computer interface is connected to the main control chip through the first isolation driving circuit;
the first isolation driving circuit is used for isolating and amplifying signals flowing through.
In one embodiment, the upper computer interface comprises a control signal input interface and a feedback signal output interface, two first isolation driving circuits are arranged, and the control signal input interface and the feedback signal output interface are respectively connected with the main control chip through one first isolation driving circuit;
the control signal input interface is used for inputting a target control signal;
the feedback signal output interface is used for outputting a radiation source feedback signal and/or a detector feedback signal.
In one embodiment, the industrial CT control circuit further includes a second isolation driving circuit and a third isolation driving circuit, where the second isolation driving circuit and the third isolation driving circuit both include a plurality of driving channels, the plurality of radiation source interfaces are connected to the main control chip through the second isolation driving circuit, and the plurality of detector interfaces are connected to the main control chip through the third isolation driving circuit;
the second isolation driving circuit and the third isolation driving circuit are respectively used for isolating and amplifying signals flowing through.
In one embodiment, the industrial CT control circuit further includes a debug control interface and a receive driving circuit, and the debug control interface, the receive driving circuit and the main control chip are sequentially connected;
the receiving driving circuit is used for receiving a parameter setting signal or an upgrading signal input from the debugging control interface, amplifying the parameter setting signal or the upgrading signal and then transmitting the amplified parameter setting signal or upgrading signal to the main control chip;
the main control chip is also used for carrying out initialization setting according to the parameter setting signal or carrying out software program upgrading according to the upgrading signal.
In one embodiment, the industrial CT control circuit further includes a memory circuit and a clock circuit respectively connected to the main control chip;
the storage circuit is used for storing various programs required by the main control chip;
the clock circuit is used for providing a required clock signal for the main control chip through the crystal oscillator.
In one embodiment, the industrial CT control circuit further includes a power supply interface and a voltage transformation circuit, and the power supply interface, the voltage transformation circuit and the main control chip are sequentially connected;
the voltage transformation circuit is used for transforming the voltage signal input from the power supply interface to obtain a working voltage signal meeting the requirements of the main control chip, and transmitting the working voltage signal to the main control chip.
In a second aspect, in an embodiment, the present invention provides an industrial CT system, including an upper computer, a radiation source system, a detector system, and the above-mentioned industrial CT control circuit, where the upper computer is connected to an interface of the upper computer, the radiation source system is connected to the radiation source interface, and the detector system is connected to the detector interface;
the upper computer is used for receiving the radiation source feedback signal and/or the detector feedback signal, determining a target scanning mode according to the radiation source feedback signal and/or the detector feedback signal, and transmitting a target control signal corresponding to the target scanning mode to the industrial CT control circuit.
In a third aspect, in an embodiment, the present invention provides an industrial CT control method, which uses the above industrial CT system, and the method includes:
the industrial CT control circuit collects radiation source feedback signals and/or detector feedback signals of a radiation source system and/or a detector system and transmits the radiation source feedback signals and/or the detector feedback signals to an upper computer;
the upper computer receives the radiation source feedback signal and/or the detector feedback signal, determines a target scanning mode according to the radiation source feedback signal and/or the detector feedback signal, and transmits a target control signal corresponding to the target scanning mode to the industrial CT control circuit;
the industrial CT control circuit receives and identifies a target control signal, generates a ray source control signal and a detector control signal, and transmits the ray source control signal and the detector control signal to a corresponding ray source system and a corresponding detector system;
and the corresponding ray source system and the corresponding detector system respectively receive the ray source control signal and the detector control signal and respectively scan according to the ray source control signal and the detector control signal.
Has the advantages that: through above-mentioned industry CT control circuit, industry CT system and industry CT control method, the configuration host computer interface, the main control chip, a plurality of ray source interfaces and a plurality of detector interface, make and to insert a plurality of ray source systems and a plurality of detector system simultaneously, and communicate with the host computer through the host computer interface, to the host computer output ray source feedback signal and/or detector feedback signal, thereby make the host computer judge through ray source feedback signal and/or detector feedback signal, confirm the target scanning mode and send corresponding target control signal, through the processing of main control chip, finally drive a plurality of ray source systems and a plurality of detector system simultaneously and carry out work, detection effect and detection efficiency have been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Wherein:
FIG. 1 is a schematic diagram of an industrial CT control circuit according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of an industrial CT control method according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In a first aspect, as shown in fig. 1, in an embodiment, the present invention provides an industrial CT control circuit, which includes an upper computer interface and a main control chip connected to each other, and a plurality of radiation source interfaces and a plurality of detector interfaces respectively connected to the main control chip;
the upper computer interface is used for being connected with an upper computer, the ray source interface is used for being connected with the ray source system, and the detector interface is used for being connected with the detector system;
the main control chip is used for transmitting a radiation source feedback signal input from the radiation source interface and/or a detector feedback signal input from the detector interface to the upper computer interface, recognizing a target control signal input from the upper computer interface, generating a radiation source control signal and a detector control signal and transmitting the radiation source control signal and the detector control signal to the corresponding radiation source interface and the corresponding detector interface.
The main control chip is mainly an FPGA (Field-Programmable Gate Array) chip.
Through above-mentioned industry CT control circuit, the configuration host computer interface, the master control chip, a plurality of ray source interfaces and a plurality of detector interface, make and to insert a plurality of ray source systems and a plurality of detector system simultaneously, and through host computer interface and host computer communication, to host computer output ray source feedback signal and/or detector feedback signal, thereby the host computer can judge through ray source feedback signal and/or detector feedback signal, confirm the target scanning mode and send out the target control signal that corresponds, through the processing of master control chip, finally drive a plurality of ray source systems and a plurality of detector system simultaneously and carry out work, detection effect and detection efficiency have been improved.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a plurality of signal conversion circuits, each radiation source interface is connected to the main control chip through one signal conversion circuit, each detector interface is connected to the main control chip through one signal conversion circuit, and the signal conversion circuit includes a single-end to differential circuit or a differential to single-end circuit.
Different radiation source systems may need different signals to drive, such as a single-ended signal or a differential signal, so that a signal conversion circuit is needed to perform single-ended to differential conversion or differential to single-ended conversion on a radiation source control signal output by a main control chip; as are the detector systems, and will not be described in detail herein.
By arranging the signal conversion circuit, the actual requirements of various ray source systems or detector systems can be met, and the compatibility is high.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a first isolation driving circuit, and the upper computer interface is connected to the main control chip through the first isolation driving circuit;
the first isolation driving circuit is used for isolating and amplifying signals flowing through.
The first isolation driving circuit mainly comprises an isolation unit and an amplification unit, wherein the isolation unit is used for isolating and shielding signals, avoiding interference and improving the quality of the signals; generally, the voltage of the signal directly input or output is low, and the amplifying unit performs voltage amplification on the signal to meet the working requirement of the subsequent component.
Other interference signals except the ray source feedback signal and/or the detector feedback signal which are input and output to the target control signal are eliminated through the first isolation driving circuit, and the reliability of the whole operation is improved.
In one embodiment, the first isolation drive circuit is an opto-coupler isolation drive circuit. The effect of isolation is improved through optical coupling isolation.
As shown in fig. 1, in an embodiment, the upper computer interface includes two control signal input interfaces and two feedback signal output interfaces, and the control signal input interface and the feedback signal output interface are respectively connected to the main control chip through one first isolation driving circuit;
the control signal input interface is used for inputting a target control signal;
the feedback signal output interface is used for outputting a radiation source feedback signal and/or a detector feedback signal.
The input of the target control signal, the output of the radiation source feedback signal and the detector feedback signal are respectively through independent one-way interfaces, such as interference among signals, so that the reliability of the whole operation is improved.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a second isolation driving circuit and a third isolation driving circuit, where the second isolation driving circuit and the third isolation driving circuit both include a plurality of driving channels, the plurality of radiation source interfaces are connected to the main control chip through the second isolation driving circuit, and the plurality of detector interfaces are connected to the main control chip through the third isolation driving circuit;
the second isolation driving circuit and the third isolation driving circuit are respectively used for isolating and amplifying signals flowing through.
The second isolation driving circuit and the third isolation driving circuit comprise a plurality of driving channels, and the number of the driving channels corresponds to that of the radiation source system and the detector system.
The specific structures of the second isolation driving circuit and the third isolation driving circuit are the same as those of the first isolation driving circuit, and are not described herein again.
Other interference signals except the ray source control signal, the detector control signal, the ray source feedback signal and the detector feedback signal are eliminated through the second isolation driving circuit and the third isolation driving circuit, and the reliability of the whole operation is improved.
In one embodiment, the second isolation driving circuit and the third isolation driving circuit are both optical coupling isolation driving circuits. The effect of isolation is improved through optical coupling isolation.
As shown in fig. 1, in an embodiment, the control signal input interface is further connected to the radiation source interface through the first isolation driving circuit, the second isolation driving circuit and the signal conversion circuit, and a part of the target control signal is further directly output from the control signal input interface to the radiation source interface; the control signal input interface is also connected with the detector interface through a first isolation driving circuit, a third isolation driving circuit and a signal conversion circuit, and part of target control signals are also directly output to the detector interface from the control signal input interface.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a debugging control interface and a receiving driving circuit, and the debugging control interface, the receiving driving circuit and the main control chip are sequentially connected;
the receiving driving circuit is used for receiving a parameter setting signal or an upgrading signal input from the debugging control interface, amplifying the parameter setting signal or the upgrading signal and then transmitting the amplified parameter setting signal or upgrading signal to the main control chip;
the main control chip is also used for carrying out initialization setting according to the parameter setting signal or carrying out software program upgrading according to the upgrading signal.
The debugging control interface is also used for being connected with an upper computer and mainly receiving signals related to an industrial CT control circuit, such as parameter setting signals, when the upper computer determines a target scanning mode, the debugging control interface sends the parameter setting signals to the main control chip, and the main control chip completes initialization setting according to the parameter setting signals so as to meet the requirement of subsequent processing of target control signals; in addition, for example, an upgrade signal is also provided, and when the software program in the main control chip needs to be upgraded, the main control chip performs corresponding upgrade according to the upgrade signal.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a memory circuit and a clock circuit respectively connected to the main control chip;
the storage circuit is used for storing various programs required by the main control chip;
the clock circuit is used for providing a required clock signal for the main control chip through the crystal oscillator.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a power supply interface and a voltage transformation circuit, and the power supply interface, the voltage transformation circuit and the main control chip are sequentially connected;
the voltage transformation circuit is used for transforming the voltage signal input from the power supply interface to obtain a working voltage signal meeting the requirements of the main control chip, and transmitting the working voltage signal to the main control chip.
The voltage input by the power supply interface is generally large, so that a voltage transformation circuit is required to reduce the voltage, and the requirements of the main control chip are met, such as reducing 24V, 12V and 5V to 3.3V, 1.5V and 1.2V.
As shown in fig. 1, in an embodiment, the industrial CT control circuit further includes a voltage stabilizing circuit and a filter circuit, and the power supply interface, the voltage stabilizing circuit, the filter circuit and the transformer circuit are sequentially connected;
the voltage stabilizing circuit is used for stabilizing the voltage input by the power supply interface, and the filtering is to eliminate other interference signals.
In a second aspect, in an embodiment, the present invention provides an industrial CT system, including an upper computer, a radiation source system, a detector system, and the above-mentioned industrial CT control circuit, where the upper computer is connected to an interface of the upper computer, the radiation source system is connected to the radiation source interface, and the detector system is connected to the detector interface;
the upper computer is used for receiving the radiation source feedback signal and/or the detector feedback signal, determining a target scanning mode according to the radiation source feedback signal and/or the detector feedback signal, and transmitting a target control signal corresponding to the target scanning mode to the industrial CT control circuit.
Through above-mentioned industry CT system, the configuration host computer interface, the main control chip, a plurality of ray source interfaces and a plurality of detector interface, make and to insert a plurality of ray source systems and a plurality of detector system simultaneously, and through host computer interface and host computer communication, to host computer output ray source feedback signal and/or detector feedback signal, thereby the host computer can judge through ray source feedback signal and/or detector feedback signal, confirm the target scanning mode and send out the target control signal that corresponds, processing through the main control chip, finally drive a plurality of ray source systems and a plurality of detector system simultaneously and carry out work, detection effect and detection efficiency have been improved.
In a third aspect, as shown in fig. 2, in an embodiment, the present invention provides an industrial CT control method, which uses the above-mentioned industrial CT system, and the method includes:
the industrial CT control circuit collects radiation source feedback signals and/or detector feedback signals of a radiation source system and/or a detector system and transmits the radiation source feedback signals and/or the detector feedback signals to an upper computer;
the upper computer receives the radiation source feedback signal and/or the detector feedback signal, determines a target scanning mode according to the radiation source feedback signal and/or the detector feedback signal, and transmits a target control signal corresponding to the target scanning mode to the industrial CT control circuit; the target scanning mode comprises single-source single detection, single-source double detection, double-source single detection, multi-source multi-detection and the like, and specifically comprises which ray source and which detector are adopted; before transmitting the target control signal to the industrial CT control circuit, the upper computer also needs to generate a parameter setting signal and transmit the parameter setting signal to the industrial CT control circuit, so that the industrial CT control circuit carries out initialization setting to meet the parameter requirement required by a target scanning mode;
the industrial CT control circuit receives and identifies a target control signal, generates a ray source control signal and a detector control signal, and transmits the ray source control signal and the detector control signal to a corresponding ray source system and a corresponding detector system;
and the corresponding ray source system and the corresponding detector system respectively receive the ray source control signal and the detector control signal and respectively scan according to the ray source control signal and the detector control signal.
Through the industrial CT control method, the upper computer interface, the main control chip, the plurality of ray source interfaces and the plurality of detector interfaces are configured, so that the plurality of ray source systems and the plurality of detector systems can be accessed simultaneously, the upper computer is communicated with the upper computer through the upper computer interface, ray source feedback signals and/or detector feedback signals are output to the upper computer, the upper computer can judge through the ray source feedback signals and/or the detector feedback signals, a target scanning mode is determined, corresponding target control signals are sent out, the plurality of ray source systems and the plurality of detector systems are finally driven to work simultaneously through the processing of the main control chip, and the detection effect and the detection efficiency are improved.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An industrial CT control circuit is characterized by comprising an upper computer interface and a main control chip which are mutually connected, and a plurality of ray source interfaces and a plurality of detector interfaces which are respectively connected with the main control chip;
the upper computer interface is used for being connected with an upper computer, the ray source interface is used for being connected with a ray source system, and the detector interface is used for being connected with a detector system;
the main control chip is used for transmitting a radiation source feedback signal input from the radiation source interface and/or a detector feedback signal input from the detector interface to the upper computer interface, recognizing a target control signal input from the upper computer interface, generating a radiation source control signal and a detector control signal and transmitting the radiation source control signal and the detector control signal to the corresponding radiation source interface and the detector interface.
2. The industrial CT control circuit of claim 1, further comprising a plurality of signal conversion circuits, wherein each of the radiation source interfaces is connected to the main control chip through one of the signal conversion circuits, each of the detector interfaces is connected to the main control chip through one of the signal conversion circuits, and the signal conversion circuit comprises a single-ended to differential circuit or a differential to single-ended circuit.
3. The industrial CT control circuit of claim 1, further comprising a first isolation drive circuit, wherein the upper computer interface is connected to the main control chip through the first isolation drive circuit;
the first isolation driving circuit is used for isolating and amplifying signals flowing through.
4. The industrial CT control circuit according to claim 3, wherein the upper computer interface comprises a control signal input interface and a feedback signal output interface, the number of the first isolation driving circuits is two, and the control signal input interface and the feedback signal output interface are respectively connected with the main control chip through one first isolation driving circuit;
the control signal input interface is used for inputting the target control signal;
the feedback signal output interface is used for outputting the ray source feedback signal and/or the detector feedback signal.
5. The industrial CT control circuit of claim 1, further comprising a second isolation driver circuit and a third isolation driver circuit, wherein the second isolation driver circuit and the third isolation driver circuit each comprise a plurality of driver channels, wherein a plurality of the radiation source interfaces are connected to the main control chip via the second isolation driver circuit, and wherein a plurality of the detector interfaces are connected to the main control chip via the third isolation driver circuit;
the second isolation driving circuit and the third isolation driving circuit are respectively used for isolating and amplifying signals flowing through.
6. The industrial CT control circuit according to claim 1, further comprising a debugging control interface and a receiving driving circuit, wherein the debugging control interface, the receiving driving circuit and the main control chip are connected in sequence;
the receiving driving circuit is used for receiving a parameter setting signal or an upgrading signal input from the debugging control interface, amplifying the parameter setting signal or the upgrading signal and then transmitting the amplified parameter setting signal or the upgrading signal to the main control chip;
the main control chip is also used for carrying out initialization setting according to the parameter setting signal or carrying out software program upgrading according to the upgrading signal.
7. The industrial CT control circuit of claim 1, further comprising a memory circuit and a clock circuit respectively connected to the master control chip;
the storage circuit is used for storing various programs required by the main control chip;
the clock circuit is used for providing a required clock signal for the main control chip through the crystal oscillator.
8. The industrial CT control circuit according to claim 1, further comprising a power supply interface and a voltage transformation circuit, wherein the power supply interface, the voltage transformation circuit and the main control chip are connected in sequence;
the voltage transformation circuit is used for transforming voltage of a voltage signal input from a power supply interface to obtain a working voltage signal meeting the requirement of the main control chip, and transmitting the working voltage signal to the main control chip.
9. An industrial CT system, comprising an upper computer, a plurality of ray source systems and a plurality of detector systems, characterized by further comprising the industrial CT control circuit as claimed in any one of claims 1 to 8, wherein the upper computer is connected with the upper computer interface, each ray source system is connected with the corresponding ray source interface, and each detector system is connected with the corresponding detector interface;
the upper computer is used for receiving the ray source feedback signal and/or the detector feedback signal, determining a target scanning mode according to the ray source feedback signal and/or the detector feedback signal, and transmitting the target control signal corresponding to the target scanning mode to the industrial CT control circuit.
10. An industrial CT control method, characterized by using the industrial CT system of claim 9, the method comprising:
the industrial CT control circuit collects the radiation source feedback signal and/or the detector feedback signal of the radiation source system and/or the detector system and transmits the radiation source feedback signal and/or the detector feedback signal to the upper computer;
the upper computer receives the radiation source feedback signal and/or the detector feedback signal, determines the target scanning mode according to the radiation source feedback signal and/or the detector feedback signal, and transmits the target control signal corresponding to the target scanning mode to the industrial CT control circuit;
the industrial CT control circuit receives and identifies the target control signal, generates a ray source control signal and a detector control signal, and transmits the ray source control signal and the detector control signal to the corresponding ray source system and the corresponding detector system;
and the corresponding ray source system and the corresponding detector system respectively receive the ray source control signal and the detector control signal and respectively scan according to the ray source control signal and the detector control signal.
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