CN107102014A - Industry CT imaging control system and control method - Google Patents
Industry CT imaging control system and control method Download PDFInfo
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- CN107102014A CN107102014A CN201710419443.8A CN201710419443A CN107102014A CN 107102014 A CN107102014 A CN 107102014A CN 201710419443 A CN201710419443 A CN 201710419443A CN 107102014 A CN107102014 A CN 107102014A
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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
- G01N23/06—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 measuring the absorption
- G01N23/18—Investigating the presence of flaws defects or foreign matter
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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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Abstract
The present invention provides a kind of industry CT imaging control system and control method, and wherein system includes：Host computer, controller, servo-driven module, feedback module, the host computer is connected with the controller, for receiving user instruction, and control instruction is sent to the controller according to user instruction, the controller is connected with the servo-driven module, the servo-driven module is controlled for the status information according to the control instruction and operating desk, the servo-driven module, for driving the operating desk to move under the control of the controller, the feedback module is connected with the controller, status information for obtaining operating desk, and the status information is sent to the controller.Industry CT imaging control system and control method that the present invention is provided, can realize the adjust automatically of X-axis, Y-axis and Z axis, simple and convenient, effectively increase operating efficiency and positioning accuracy.
Description
Technical field
The present invention relates to Industrial Computed Tomography, more particularly to a kind of industry CT imaging control system and control method.
Background technology
Industry CT (Computed Tomography, CT scan) imaging system is with radiant image skill
Art is core, the Advanced non-destructive inspection equipment that nuclear technology, computer, Automated condtrol etc. are integrated in one.Industry CT imaging system
System can provide the faultage image of detected object, reconstructed object internal structure, Density Distribution, defective locations etc., can be to being detected
Internal structure, the defect of object are quantitatively detected.Industry CT imaging system can be used for determining for parts and whole interior defect
Amount detection, assembling Correctness checking, can be achieved machinery inverting engineer applied etc., are widely used to space flight, aviation, weapons, iron
The numerous areas such as road, ship, electronics, machinery.
At present, the operating desk of common industrial CT imaging systems includes X-axis, Y-axis and Z axis, it is possible to achieve on three directions
It is mobile, meet the detection demand of different workpieces.And in the prior art, the side that X-axis, Y-axis and Z axis are mainly manually adjusted by user
Formula realizes movement, and adjustment process is complicated, cumbersome, inefficiency, and positions inaccurate.
The content of the invention
The present invention provides a kind of industry CT imaging control system and control method, to solve in the prior art industry CT into
As system call interception process is cumbersome, inefficiency technical problem.
The present invention provides a kind of industry CT imaging control system, including：Host computer, controller, servo-driven module, feedback
Module；
The host computer is connected with the controller, for receiving user instruction, and according to user instruction to the control
Device sends control instruction；
The controller is connected with the servo-driven module, for the state according to the control instruction and operating desk
Information is controlled to the servo-driven module；
The servo-driven module, for driving the operating desk to move under the control of the controller；
The feedback module is connected with the controller, the status information for obtaining operating desk, and the state is believed
Breath is sent to the controller.
Further, the feedback module includes：Displacement transducer and/or velocity sensor；
The status information of the operating desk includes：The displacement of the operating desk X-axis/Y-axis/Z axis or speed.
Further, the feedback module also includes：DSP Processor；
The DSP Processor is connected with the controller, for obtaining displacement transducer or velocity sensor detects
Actual displacement or speed, determine whether the servo-driven module is normal according to the actual displacement or speed, if abnormal,
Error information is sent to the controller.
Further, the servo-driven module includes：
X-axis servo-driver, is connected with the controller, for controlling X-axis servomotor to act；
Y-axis servo-driver, is connected with the controller, for controlling Y-axis servomotor to act；
Z axis servo-driver, is connected with the controller, for controlling Z axis servomotor to act；
Rotating disk servo-driver, is connected with the controller, for controlling rotating disk servomotor to act；
X-axis servomotor, is connected with the X-axis servo-driver, for being driven under the control of the X-axis servo-driver
Dynamic X-axis action；
Y-axis servomotor, is connected with the Y-axis servo-driver, for being driven under the control of the Y-axis servo-driver
Dynamic Y-axis action；
Z axis servomotor, is connected with the Z axis servo-driver, for being driven under the control of the Z axis servo-driver
Dynamic Z axis action；
Rotating disk servomotor, is connected with the rotating disk servo-driver, for the control in the rotating disk servo-driver
Lower execution rotating disk action；
First filter inductance, is connected with the X-axis servo-driver；
Second filter inductance, is connected with the Y-axis servo-driver；
3rd filter inductance, is connected with the Z axis servo-driver；
4th filter inductance, is connected with the rotating disk servo-driver.
Further, the system also includes：Governor circuit, is connected with the servo-driven module, for being watched to described
Take drive module and carry out start-up and shut-down control.
Further, the governor circuit includes：Major loop and the Switching Power Supply branch road being connected with the major loop, photograph
Bright branch road, ray control device branch road；
The major loop includes：
Protection device, for carrying out fuse protection when there is short trouble；
Key switch, is connected with controlling switch, for key start-up operation；
Live emergency stop switch, is connected with the controlling switch, for the operation of live jerk；
Long-range emergency stop switch, is connected with the controlling switch, for the operation of long-range jerk；
Controlling switch, for the control in the key switch, the live emergency stop switch and the long-range emergency stop switch
The lower cut-off/close operation for realizing major loop；
The Switching Power Supply branch road includes：Switching Power Supply air switch, the switch for Switching Power Supply is controlled；
The lighting sub loop includes：Lead room intraoral illumination air switch, the switch for lead room intraoral illumination is controlled；
The ray control device branch road：Ray control device power switch, the switch for ray control device is controlled.
Further, the controller is PLC；
The PLC connects the servo-driven module by CAN interface, is connected by RS485 and USB interface
The host computer.
Further, the host computer specifically for：
The formulation data table that user is set is received, the formulation data table includes workpiece mark and workpiece mark pair
The control instruction answered；
User instruction is received, the user instruction includes the mark of measured workpiece；
The formulation data table is inquired about according to the mark of the measured workpiece, and corresponding control instruction is sent to described
Controller.
Further, the host computer is industrial computer or intelligent terminal；
The host computer is additionally operable to：
X-ray bombardment subject image is obtained, and is shown to user；
The position that user clicks on the image is obtained, and corresponding control is sent to the controller according to click location
System instruction.
The present invention also provides a kind of control method based on industry CT imaging control system described in any of the above-described, including：
Receive the control instruction that host computer is sent；
Receive the status information for the operating desk that feedback module is sent；
According to the control instruction and the status information of operating desk, the servo-driven module is controlled, so that
The servo-driven module drives the operating desk movement.
Industry CT imaging control system and control method that the present invention is provided, including host computer, controller, servo-drive mould
Block, feedback module, the host computer are connected with the controller, for receiving user instruction, and according to user instruction to described
Controller sends control instruction, and the controller is connected with the servo-driven module, for according to the control instruction and
The status information of operating desk is controlled to the servo-driven module, the servo-driven module, in the controller
Control under drive the operating desk to move, the feedback module is connected with the controller, the state for obtaining operating desk
Information, and the status information is sent to the controller, the adjust automatically of X-axis, Y-axis and Z axis can be realized, simple side
Just, operating efficiency and positioning accuracy are effectively increased.
Brief description of the drawings
Fig. 1 is the structured flowchart for the industry CT imaging control system that the embodiment of the present invention one is provided；
Fig. 2 is the company of controller and servo-driven module in the industry CT imaging control system that the embodiment of the present invention one is provided
Connect schematic diagram；
Fig. 3 is the schematic diagram of governor circuit in the industry CT imaging control system that the embodiment of the present invention two is provided；
Fig. 4 is the user interface signal of host computer in the industry CT imaging control system that the embodiment of the present invention two is provided
Figure；
Fig. 5 is the flow chart for the control method that the embodiment of the present invention three is provided.
Reference：
1- host computer 2- controller 3- servo-driven modules
301-X axle servo-driver 302-Y axle servo-driver 303-Z axle servo-drivers
304-X axle servomotor 305-Y axle servomotor 306-Z axle servomotors
4- feedback modules
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The term used in the embodiment of the present application is the purpose only merely for description specific embodiment, and is not intended to be limiting
The present invention." one kind ", " described " and "the" of used singulative are also intended to including many number forms in the embodiment of the present application
Formula, unless context clearly shows that other implications.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, represent
There may be three kinds of relations, for example, A and/or B, can be represented：Individualism A, while there is A and B, individualism B these three
Situation.In addition, character "/" herein, it is a kind of relation of "or" to typically represent forward-backward correlation object.
Depending on linguistic context, word as used in this " if ", " if " can be construed to " ... when " or
" when ... " or " in response to determining " or " in response to detection ".Similarly, depending on linguistic context, phrase " if it is determined that " or " such as
Fruit detection (condition or event of statement) " can be construed to " when it is determined that when " or " in response to determine " or " when detection (statement
Condition or event) when " or " in response to detection (condition or event of statement) ".
It should also be noted that, term " comprising ", "comprising" or its any other variant are intended to nonexcludability
Comprising, so that commodity or system including a series of key elements not only include those key elements, but also including without clear and definite
Other key elements listed, or also include for this commodity or the intrinsic key element of system.In the feelings of not more limitations
Under condition, the key element limited by sentence "including a ...", it is not excluded that in the commodity or system including the key element also
There is other identical element.
Embodiment one
The embodiment of the present invention one provides a kind of industry CT imaging control system.Fig. 1 is the work that the embodiment of the present invention one is provided
The structured flowchart of industry CT imaging control systems.As shown in figure 1, the system in the present embodiment, can include：Host computer 1, controller
2nd, servo-driven module 3, feedback module 4；
The host computer 1 is connected with the controller 2, for receiving user instruction, and according to user instruction to the control
Device 2 processed sends control instruction；
The controller 2 is connected with the servo-driven module 3, for the shape according to the control instruction and operating desk
State information is controlled to the servo-driven module 3；
The servo-driven module 3, for driving the operating desk to move under the control of the controller 2；
The feedback module 4 is connected with the controller 2, the status information for obtaining operating desk, and by the state
Information is sent to the controller 2.
Wherein, the host computer 1 can be industrial control computer, smart mobile phone, tablet device or other intelligent terminal.
User can input user instruction by the host computer 1.The user instruction can be the X-axis, Y-axis or Z of control operation platform
Axle is moved to relevant position or the instruction moved with corresponding speed.
The host computer 1 can send control instruction according to user instruction to the controller 2.The controller 2 can
Think PLC (Programmable Logic Controller, programmable logic controller (PLC) 2) controller 2, the host computer 1 can
To be carried out data transmission by RS485 buses using Modbus_Rtu agreements with PLC 2.
The controller 2 is connected with the servo-driven module 3, for the shape according to the control instruction and operating desk
State information is controlled to the servo-driven module 3.The servo-driven module 3 is used to drive X-axis, Y-axis and Z axis movement.
The PLC 2 can use three axle synchronous control modes, regulation more rapidly, it is more accurate.
The servo-driven module 3 can include：X-axis servo-driver 301, Y-axis servo-driver 302, Z axis servo are driven
Dynamic device 303, is connected with the controller 2, is respectively used to control X-axis servomotor 304, Y-axis servomotor 305, Z axis servo electricity
Machine 306 is acted；X-axis servomotor 304, Y-axis servomotor 305, Z axis servomotor 306, respectively with X-axis servo-driver
301st, Y-axis servo-driver 302, the correspondence of Z axis servo-driver 303 are connected, under the control of corresponding servo-driver
Drive X-axis, Y-axis, Z axis action.
Fig. 2 is controller 2 and servo-driven module 3 in the industry CT imaging control system that the embodiment of the present invention one is provided
Connection diagram.
As shown in Fig. 2 controller 2 can be connected with X-axis servo-driver 301, X-axis servo-driver 301 is controlled
System, X-axis servo-driver 301 is connected with X-axis servomotor 304, for driving X-axis servomotor under control of the controller 2
304 actions, X-axis servomotor 304 drives X-axis to act under the control of X-axis servo-driver 301, for example control before X axis/
It is moved rearwards by certain distance or is moved with certain speed.
Similarly, controller 2 can also be connected with Y-axis servo-driver 302, and Y-axis servo-driver 302 is controlled
System, Y-axis servo-driver 302 is connected with Y-axis servomotor 305, for driving Y-axis servomotor under control of the controller 2
305 actions, Y-axis servomotor 305 drives Y-axis to act under the control of Y-axis servo-driver 302, for example control before Y-axis/
It is moved rearwards by certain distance or is moved with certain speed.
Controller 2 is also connected with Z axis servo-driver 303, and Z axis servo-driver 303 is controlled, and Z axis servo is driven
Dynamic device 303 is connected with Z axis servomotor 306, and for driving Z axis servomotor 306 to act under control of the controller 2, Z axis is watched
Take motor 306 drives Z axis to act under the control of Z axis servo-driver 303, for example, control Z axis forward/backward to move a spacing
Moved from or with certain speed.
Further, the servo control module can also include：Rotating disk servo-driver and rotating disk servomotor.Rotating disk
Servo-driver is connected with the controller 2, for controlling rotating disk servomotor to act；Rotating disk servomotor is watched with the rotating disk
Driver connection is taken, for performing rotating disk action under the control of the rotating disk servo-driver.
Above-mentioned each servo-driver and servomotor can be using Delta ADS-A2 series.Each servo-driver can make
It is connected with Canopen buses with PLC 2, receives the control signal of PLC 2, drives corresponding servomotor to make
Corresponding action, such as：Speed is run, position operation etc..
Connection and control mode between PLC 2, servo controller 2 and servomotor belong to prior art, servo
Before motor control axial direction/method that is moved rearwards by certain distance or is moved with certain speed falls within prior art, this implementation
Repeated no more in example.
Further, the servo control module can also include：Four filter inductances, drive with the X-axis servo respectively
Dynamic device 301, the Y-axis servo-driver 302, the Z axis servo-driver 303 and rotating disk servo-driver connection, prevent
The only interference of circuit.Specifically, four filter inductances can include：First filter inductance, with the X-axis servo-driver 301
Connection；Second filter inductance, is connected with the Y-axis servo-driver 302；3rd filter inductance, with the Z axis servo-driver
303 connections；4th filter inductance, is connected with the rotating disk servo-driver.Each filter inductance can be connected to corresponding watch
Take the power end of driver.
The feedback module 4 is connected with the controller 2, the status information for obtaining operating desk, and by the state
Information is sent to the controller 2.
The feedback module 4 can include：Displacement transducer or velocity sensor, the status information bag of the operating desk
Include：The displacement of the operating desk X-axis/Y-axis/Z axis or speed.
For example, institute's displacement sensors can be grating scale, the grating scale can be used for measurement X-axis, Y-axis, the position of Z axis
Move, and the displacement of measurement is sent to controller 2.
Further, the feedback module 4 can also include：DSP (Digital Signal Processing, numeral letter
Number processing) processor；The DSP Processor is connected with the controller 2, displacement sensors or velocity pick-up for obtaining
The status information that device is detected, and the status information is sent to the controller 2.
Controller 2 can calibrate the servomotor in servo-driven module 3 according to the status information of the transmission of feedback module 4
Operation.
If for example, the control instruction that host computer 1 is sent to controller 2 moves forward 10mm, controller 2 for control X-axis
Control signal can be sent to servo-driven module 3, control servo drive motor driving X-axis is moved forward, in feedback module 4
Grating scale detects the displacement of X-axis, and feeds back to controller 2.If 10mm is not arrived in X-axis displacement also, controller 2 can continue control
The driving X-axis of servo-driven module 3 is moved forward, until the displacement for the X-axis that grating scale is detected reaches 10mm.
Or, whether the data that DSP Processor can also be detected by grating scale are normal to calibrate servomotor operation.If
It is abnormal, then dsp controller 2 using error information as the status information feedback into PLC 2, PLC 2
Servo-driven module 3 is driven again according to the error information, each axle servomotor is made corresponding adjustment, it is complete result in formation of one
Whole closed loop adjustment circuit, the lifting for being stablized control accuracy.
Specifically, the DSP Processor obtains actual displacement or the speed that displacement transducer or velocity sensor are detected,
Determine whether the servo-driven module is normal with the displacement set or speed according to the actual displacement or speed, if not just
Often, then the error information between the displacement or speed of actual displacement or speed and setting is sent to the controller.
For example, user sets the translational speed of X-axis as 10mm/s, the DSP Processor acquisition speed sensor is detected
Actual speed, if actual speed is also 10mm/s, illustrate that servo-driven module is normal, it is not necessary to calibrated, if actual
Speed is not 10mm/s, then illustrates that servo-driven module is abnormal, can now calculate between actual speed and setting speed
Error information, and it is sent to the controller using error information as status information.
The industry CT imaging control system that the present embodiment is provided, including it is host computer 1, controller 2, servo-driven module 3, anti-
Module 4 is presented, the host computer 1 is connected with the controller 2, for receiving user instruction, and according to user instruction to the control
Device 2 processed sends control instruction, and the controller 2 is connected with the servo-driven module 3, for according to the control instruction and
The status information of operating desk is controlled to the servo-driven module 3, the servo-driven module 3, in the control
The operating desk is driven to move under the control of device 2, the feedback module 4 is connected with the controller 2, for obtaining operating desk
Status information, and the status information is sent to the controller 2, the adjust automatically of X-axis, Y-axis and Z axis can be realized, letter
Folk prescription just, effectively increases operating efficiency and positioning accuracy.
Embodiment two
The embodiment of the present invention two provides a kind of industry CT imaging control system.The present embodiment is the skill provided in embodiment one
On the basis of art scheme, add governor circuit and start-up and shut-down control is carried out to servo-driven module.
Specifically, the governor circuit can include：Major loop and the Switching Power Supply branch road being connected with the major loop,
Lighting sub loop, ray control device branch road.
Fig. 3 is the schematic diagram of governor circuit in the industry CT imaging control system that the embodiment of the present invention two is provided.Such as Fig. 3 institutes
Show, governor circuit can include：
Way circuit switchs QF0, connects power supply, for the electric control up and down of system, wherein, power supply is supplied using city AC220V
Electricity, AC220V requires commercial power network fluctuation within ± 10%, and ceiling voltage AC250V, QF1 are main circuit switching；
In protection device FU1, the major loop for being connected to the governor circuit, for being fused when there is short trouble
Protection, specifically, when there is the failure of short circuit, FU1 can be fused, and protection is played a part of to whole circuit；
In key switch SA1, the major loop for being connected to the governor circuit, it is connected, is opened for key with controlling switch KM1
Dynamic operation；
In live emergency stop switch S3, the major loop for being connected to the governor circuit, it is connected, uses with the controlling switch KM1
In the operation of live jerk；
In long-range emergency stop switch S4, the major loop for being connected to the governor circuit, it is connected, uses with the controlling switch KM1
In the operation of long-range jerk；
Controlling switch KM1, for being opened in the key switch SA1, the live emergency stop switch S3 and the long-range jerk
The cut-off/close operation of major loop is realized under the control for closing S4, the protection to major loop can also be realized.
Controlling switch KM1 can be realized using relay etc..Controlling switch KM1 can include coiler part and switch portion
Point, coiler part is in figure 3 below S4, and switch sections are connected between circuit N1 and N2, L1 and L2.The control process of major loop
It is：User closes master switch QF0 (QF1 is not turned off typically in switch board) outside switch board, opens key switch SA1, this
When controlling switch KM1 coiler part obtain electric, controlling switch KM1 switch sections closure, circuit starts normal work.
If user disconnects scene emergency stop switch S3 or long-range emergency stop switch S4, controlling switch KM1 coiler part dead electricity,
Controlling switch KM1 switch sections disconnect, and circuit is stopped.
Further, the governor circuit also includes：
Switching Power Supply air switch QF2, is connected in Switching Power Supply branch road, and the switch for Switching Power Supply is controlled；
Lead room intraoral illumination air switch QF3, is connected in lighting sub loop, and the switch for lead room intraoral illumination is controlled；
Ray control device power switch QF4, is connected in ray control device branch road, for opening for ray control device
Close control.
The label that L0 in Fig. 3 is respectively different circuits to A2, HL1 to N5, A0 to L5, N0 to HL3, connects for electrical equipment
Connect.
The industry CT imaging control system that the present embodiment is provided, adds governor circuit and carries out start and stop to servo-driven module
Control, facilitates user to manipulate control system, has provided the user facility.
Further, in the present embodiment, PLC can use Delta DVP10MCT, and the system can also include
Expansion module, expansion module enters 8 using DVP16SP11R8 and goes out module, connects PLC, the spacing control for X, Y, Z axis
System.
The Can mouths of PLC are connected with each Can mouthfuls of servo-driven module, the PLC and servo-drive
CanOpen bus high-speed transfer data can be used between module.The RS485 serial ports of expansion module is converted into USB by RS485
Mouthful, host computer is connected, the data of host computer are received.
Further, the host computer can be used for：Receive in the formulation data table that user is set, the formulation data table
Corresponding control instruction is identified including workpiece mark and the workpiece；User instruction is received, the user instruction includes tested
The mark of workpiece；The formulation data table is inquired about according to the mark of the measured workpiece, and corresponding control instruction is sent to
The controller.
Further, the host computer can be also used for：X-ray bombardment subject image is obtained, and is shown to user.
Fig. 4 is the user interface signal of host computer in the industry CT imaging control system that the embodiment of the present invention two is provided
Figure.The operation interface of host computer can include main control area, central viewing area, secondary display area and manual control zone.
User can be controlled operation in main control area and manual control zone.Main control area can be set including displacement
Put the button set with translational speed.The virtual controlling icon of manual control zone can realize the control of X, Y, Z axis, and user is manual
Control zone clicks on corresponding icon and completes to start, stops, and moves left and moves right.Central viewing area is used to show measured workpiece,
Secondary display area is used to aid in display and parameter to show, such as display displacement and translational speed value of feedback.
Further, the host computer can be also used for：The position that user clicks on the image is obtained, and according to point
Hit position and send corresponding control instruction to the controller.
Specifically, the actual two-dimensional physical bulk and the two of the host computer where current testee can be calculated
The ratio of bit image pixel space, corresponding level between click location and image midpoint is calculated by the ratio
Displacement and vertical displacement, and then driving PLC realizes the movement of image.
Embodiment three
The embodiment of the present invention three provides a kind of control based on industry CT imaging control system described in any of the above-described embodiment
Method.Fig. 5 is the flow chart for the control method that the embodiment of the present invention three is provided.As shown in figure 5, the method in the present embodiment, can
With including：
Step 101, the control instruction for receiving host computer transmission；
Step 102, the status information for receiving the operating desk that feedback module is sent；
Step 103, the status information according to the control instruction and operating desk, are controlled to the servo-driven module
System, so that the servo-driven module drives the operating desk movement.
The executive agent of control method in the present embodiment can be the controller in system, concrete implementation process and original
Reason is referred to previous embodiment, and here is omitted.
The control method that the present embodiment is provided, by receiving the control instruction that host computer is sent, receives feedback module and sends
Operating desk status information, according to the control instruction and the status information of operating desk, the servo-driven module is entered
Row control, so that the servo-driven module drives the operating desk movement, can realize the adjust automatically of X-axis, Y-axis and Z axis,
It is simple and convenient, effectively increase operating efficiency and positioning accuracy.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of industry CT imaging control system, it is characterised in that including：Host computer, controller, servo-driven module, feedback
Module；
The host computer is connected with the controller, is sent out for receiving user instruction, and according to user instruction to the controller
Send control instruction；
The controller is connected with the servo-driven module, for the status information according to the control instruction and operating desk
The servo-driven module is controlled；
The servo-driven module, for driving the operating desk to move under the control of the controller；
The feedback module is connected with the controller, the status information for obtaining operating desk, and the status information is sent out
Give the controller.
2. system according to claim 1, it is characterised in that the feedback module includes：Displacement transducer and/or speed
Sensor；
The status information of the operating desk includes following at least one：The displacement of the operating desk X-axis, the operating desk X-axis
Speed, the displacement of the operating desk Y-axis, the speed of the operating desk Y-axis, the displacement of the operating desk Z axis, the operating desk Z
The speed of axle.
3. system according to claim 2, it is characterised in that the feedback module also includes：DSP Processor；
The DSP Processor is connected with the controller, for obtaining the reality that displacement transducer or velocity sensor are detected
Displacement or speed, determine whether the servo-driven module is normal according to the actual displacement or speed, if abnormal, will be by mistake
Difference data is sent to the controller.
4. system according to claim 1, it is characterised in that the servo-driven module includes：
X-axis servo-driver, is connected with the controller, for controlling X-axis servomotor to act；
Y-axis servo-driver, is connected with the controller, for controlling Y-axis servomotor to act；
Z axis servo-driver, is connected with the controller, for controlling Z axis servomotor to act；
Rotating disk servo-driver, is connected with the controller, for controlling rotating disk servomotor to act；
X-axis servomotor, is connected with the X-axis servo-driver, for driving X under the control of the X-axis servo-driver
Axle is acted；
Y-axis servomotor, is connected with the Y-axis servo-driver, for driving Y under the control of the Y-axis servo-driver
Axle is acted；
Z axis servomotor, is connected with the Z axis servo-driver, for driving Z under the control of the Z axis servo-driver
Axle is acted；
Rotating disk servomotor, is connected with the rotating disk servo-driver, for being held under the control of the rotating disk servo-driver
Row rotating disk is acted；
First filter inductance, is connected with the X-axis servo-driver；
Second filter inductance, is connected with the Y-axis servo-driver；
3rd filter inductance, is connected with the Z axis servo-driver；
4th filter inductance, is connected with the rotating disk servo-driver.
5. system according to claim 1, it is characterised in that also include：Governor circuit, connects with the servo-driven module
Connect, for carrying out start-up and shut-down control to the servo-driven module.
6. system according to claim 5, it is characterised in that the governor circuit includes：Major loop and with the master
Loop-coupled Switching Power Supply branch road, lighting sub loop, ray control device branch road；
The major loop includes：
Protection device, for carrying out fuse protection when there is short trouble；
Key switch, is connected with controlling switch, for key start-up operation；
Live emergency stop switch, is connected with the controlling switch, for the operation of live jerk；
Long-range emergency stop switch, is connected with the controlling switch, for the operation of long-range jerk；
Controlling switch, for real under the control of the key switch, the live emergency stop switch and the long-range emergency stop switch
The cut-off/close operation of existing major loop；
The Switching Power Supply branch road includes：Switching Power Supply air switch, the switch for Switching Power Supply is controlled；
The lighting sub loop includes：Lead room intraoral illumination air switch, the switch for lead room intraoral illumination is controlled；
The ray control device branch road：Ray control device power switch, the switch for ray control device is controlled.
7. system according to claim 1, it is characterised in that the controller is PLC；
The PLC connects the servo-driven module by CAN interface, connects described by RS485 and USB interface
Host computer.
8. the system according to claim any one of 1-7, it is characterised in that the host computer specifically for：
The formulation data table that user is set is received, the formulation data table includes workpiece mark and workpiece mark is corresponding
Control instruction；
User instruction is received, the user instruction includes the mark of measured workpiece；
The formulation data table is inquired about according to the mark of the measured workpiece, and corresponding control instruction is sent to the control
Device.
9. the system according to claim any one of 1-7, it is characterised in that the host computer is that industrial computer or intelligence are whole
End；
The host computer is additionally operable to：
X-ray bombardment subject image is obtained, and is shown to user；
The position that user clicks on the image is obtained, and corresponding control is sent to the controller according to click location and is referred to
Order.
10. a kind of control method based on any one of the claim 1-9 industry CT imaging control systems, it is characterised in that
Including：
Receive the control instruction that host computer is sent；
Receive the status information for the operating desk that feedback module is sent；
According to the control instruction and the status information of operating desk, the servo-driven module is controlled, so that described
Servo-driven module drives the operating desk movement.
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| CN201710419443.8A CN107102014B (en) | 2017-06-06 | 2017-06-06 | Industry CT imaging control system and control method |
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| CN201710419443.8A CN107102014B (en) | 2017-06-06 | 2017-06-06 | Industry CT imaging control system and control method |
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| CN107102014B CN107102014B (en) | 2019-09-24 |
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| CN107102014B (en) | 2019-09-24 |
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