CN106872496A - A kind of columnar object list x-ray source detecting system and method - Google Patents
A kind of columnar object list x-ray source detecting system and method Download PDFInfo
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 230000002950 deficient Effects 0.000 claims abstract description 21
- 230000003993 interaction Effects 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 2
- 235000020992 canned meat Nutrition 0.000 description 6
- 238000007689 inspection Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000012491 analyte Substances 0.000 description 1
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/03—Investigating materials by wave or particle radiation by transmission
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/101—Different kinds of radiation or particles electromagnetic radiation
- G01N2223/1016—X-ray
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/33—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts
- G01N2223/3303—Accessories, mechanical or electrical features scanning, i.e. relative motion for measurement of successive object-parts object fixed; source and detector move
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/40—Imaging
- G01N2223/401—Imaging image processing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/646—Specific applications or type of materials flaws, defects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/652—Specific applications or type of materials impurities, foreign matter, trace amounts
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Abstract
The present invention discloses a kind of columnar object list x-ray source detecting system and method, and the system includes：Delivery unit, single x-ray source transmitter unit, single x-ray source receiving unit, transmitter-receiver device rotary unit, defective work culling unit, main control unit, wherein：Delivery unit includes conveyer belt and stepper motor one；Single x-ray source transmitter unit is arranged at the side of the scanning position, including high voltage power supply and single X-ray tube；Single x-ray source receiving unit is arranged at the opposite side of scanning position, including the X-ray detector relative with single X-ray tube position；Transmitter-receiver device rotary unit includes runing rest and stepper motor two；Defective work culling unit includes that defective work rejects performs device；Main control unit includes master controller and human-computer interaction interface.Using 360 ° of single light source around formula rotation sweep, Polaroid, detection dosage is uniformly distributed the present invention, can greatly reduce the flase drop and loss of foreign matter and defective work.
Description
Technical field
The invention belongs to X-ray detection technical field, and in particular to a kind of column list x-ray source detecting system and side
Method.
Background technology
At present, it is whether qualified using X-ray detection column product or whether the method containing foreign matter is typically with double light
Detect that is, two source symmetrics are arranged on columnar object top to be measured left and right and are distributed by 45 degree of angles, and columnar object is every in source
During by a light source, the corresponding face of detection columnar object is finally synthesized two faces.This kind of detection mode is present
Following shortcoming：
1st, two radiographic sources and receiver independent imaging, can only detect two angles, there are problems that 20% region missing inspection, no
Energy 100% ensures that foreign matter is detected；
2nd, double light source detection methods must use two light sources and two X-ray receptors, so that whole detection sets
It is standby bulky；
3rd, because light source is fixed into angular distribution, cause columnar object uneven in the detection dosage of different angular acceptances,
So that the detection dosage of columnar object both sides is excessive, when column center density to be measured is higher or during thicker volume, is easily caused X
Ray penetration capacity dies down, and causes flase drop or missing inspection.
4th, due to having used double light sources, the leakage rate of X-ray is caused also to necessarily increase, energy consumption also increases simultaneously.
The A of patent of invention CN 103308536 disclose " a kind of X-ray can detection means ", respectively in the upper of connecting gear
Side and lower section set single x-ray source and linear array detector, and x-ray source is located at directly over linear array detector center line, x-ray source to
Lower transmitting X-ray, detector detection X-ray is through the projected image information after can be measured, and transmission to processor carries out figure
As treatment.Although this overhead guard formula list x-ray source detection improves drawbacks described above, still suffer from caused by detection dosage is uneven
Missing inspection and the risk of flase drop, reduce imaging accuracy, it is necessary to entered using specific process (such as this patent is using double-deck sciagraphy)
Row is corrected.
The content of the invention
For the above mentioned problem that existing pair of light source detection is present, an object of the present invention is to provide a kind of columnar object list
X-ray source detecting system, the system includes：Delivery unit, single x-ray source transmitter unit, single x-ray source receiving unit, transmitting
With reception device rotary unit, defective work culling unit, main control unit, wherein：
Delivery unit：Including conveyer belt and stepper motor one；The conveyer belt is used to transmit columnar object to be measured, and it is divided into
Orthogonal delivery section and detection section, the detection section are provided with scanning position, and the scanning position left and right sides is respectively provided with described
Single x-ray source transmitter unit and single x-ray source receiving unit；The stepper motor one is used to receive the main control unit
Instruction and control the conveyer belt to run forward, reversion operation or stop；
Single x-ray source transmitter unit：It is arranged at the side of the scanning position, including high voltage power supply and single X-ray tube；It is described
High voltage power supply is used to be provided to single X-ray tube the high voltage that can produce X-ray；Single X-ray tube receives the master control
The instruction of unit processed is simultaneously launched to columnar object to be measured or stops transmitting X-ray；
Single x-ray source receiving unit：Be arranged at the opposite side of the scanning position, including with single X-ray tube position phase
To X-ray detector, for receiving the X-ray through columnar object to be measured, the X-ray intensity signal of acquisition is sent to institute
State main control unit and receive the command adapted thereto of the main control unit；
Transmitter-receiver device rotary unit：Including runing rest and stepper motor two, the runing rest is used to fix
Single X-ray tube and the X-ray detector, and driven under the driving of the stepper motor two single X-ray tube and
The X-ray detector does 360 ° of rotary motions around columnar object axis to be measured simultaneously；The stepper motor two is used to connect
Receive the instruction of the main control unit and control the runing rest to rotate or stop；
Defective work culling unit：Performs device is rejected including defective work, its instruction for receiving the main control unit
Corresponding rejecting action is performed, foreign matter or underproof columnar object are contained for rejecting；
Main control unit；Including master controller and human-computer interaction interface；The master controller is used to receive X-ray detection letter
Number, composograph display information and be sent to the human-computer interaction interface after the signal is processed, with the delivery unit,
Single x-ray source transmitter unit, single x-ray source receiving unit, transmitter-receiver device rotary unit, defective work culling unit connection
Lock and send command adapted thereto.
Preferably, the delivery unit is also included for the spacing photoelectric sensor of columnar object to be measured.
Specifically, the integrated x-ray imaging algorithm of the master controller, by the scanning imagery that rotates a circle, can complete can
360 ° of scan images, by image restoring convert, the comprehensive image of foreign matter can be obtained, have no foreign bodies detection dead angle.
Preferably, the main control unit also includes record statistical module, to automatic record and statistical product quality
Situation.
Specifically, the human-computer interaction interface is used to carry out artificial information's input and according to the master to the master controller
The display information of controller is accordingly shown.
Preferably, being provided with X-ray protection lead around single x-ray source transmitter unit and single x-ray source receiving unit
Curtain.
Preferably, the main control unit also includes alarm module.
Another object of the present invention is to provide a kind of method that utilization said system detects columnar object, the method includes
Following steps：
Step one, startup main control unit, bring into operation, high voltage power supply preheating；
Step 2, under main control unit instruction, stepper motor one drives conveyer belt to convey columnar object to be measured forward simultaneously
It is vertical to be transferred to detection section, and suspend at scanning position；
Step 3, under main control unit instruction, start single x-ray source transmitter unit and start to launch X-ray, while starting
Stepper motor two, runing rest drives single X-ray tube and X-ray detector to do 360 ° around columnar object axis to be measured
Rotation sweep simultaneously receives X-ray through the object, and x-ray detection signal is transmitted to main control unit, and main control unit will
Signal carries out processing composograph display information；
Step 4, the single body end of scan, under main control unit instruction, stepper motor two stops, stepper motor one
Conveyer belt reversion operation is driven, columnar object is delivered to delivery section again from detection section, continued forward；
Step 5, the action of two~step 4 of repeat step continuously detected to columnar object to be measured, and by corresponding information
Human-computer interaction interface is shown in, when scanning discovery has foreign matter or has underproof columnar object, defective work culling unit is held
Row rejecting is acted.
Compared with double light source detections and overhead guard formula single light source that existing fixation is at an angle of are detected, the present invention possesses following excellent
Point：
The present invention creatively sets Scanning Detction branch road and scanning position on a moving belt, using 360 ° of single light source around formula
Rotation sweep, Polaroid, equipment dependability is high, and amount of radiation is low, it can be ensured that any one light source receiving plane of columnar object and appoint
The x-ray dose received under what angle is identical, analyte detection dead angle is as good as, while integrated x-ray imaging algorithm, passes through
360 ° of scan image restoring transformations, can obtain the comprehensive image of foreign matter, and the columnar object to be measured that can be also directed to different densities is automatic
Detection dosage needed for generation, imaging accuracy and accuracy of detection are high, significantly reduce flase drop and the leakage of foreign matter and defective work
Inspection rate, data processing amount is less, and algorithm and equipment debugging operation are relatively easy, are conducive to improving quality inspection in process of producing product
Efficiency.
Brief description of the drawings
Fig. 1 is the present embodiment system architecture diagram.
Fig. 2 is that the present embodiment system is constituted and operation principle schematic diagram.
Reference：1st, delivery unit；101st, conveyer belt；102nd, stepper motor one；103rd, delivery section；104th, section is detected；
105th, position is scanned；2nd, single x-ray source transmitter unit；201st, high voltage power supply；202nd, single X-ray tube；3rd, single x-ray source receives single
Unit；301st, X-ray detector；4th, transmitter-receiver device rotary unit；401st, runing rest；402nd, stepper motor two；5th, no
Certified products culling unit；6th, main control unit；601st, master controller；602nd, human-computer interaction interface；A, canned meat to be measured.
Specific embodiment
Below in conjunction with the accompanying drawings, describe a specific embodiment of the invention in detail, but claim of the invention do not done
Any restriction.
As shown in Fig. 1~Fig. 2, the body list x-ray source detecting system of the present embodiment column 60 includes that delivery unit 1, list X are penetrated
Ray emission unit 2, single x-ray source receiving unit 3, transmitter-receiver device rotary unit 4, defective work culling unit 5, master
Control unit 6, wherein：
Delivery unit 1：Including conveyer belt 101 and stepper motor 1；Conveyer belt 101 is used to transmit columnar object to be measured
A, it is divided into orthogonal delivery section 103 and detection section 104, and detection section 104 is provided with scanning position 105, scans position 105 or so two
Side is respectively provided with single x-ray source transmitter unit 2 and single x-ray source receiving unit 3；Stepper motor 1 is used to receive main control
The instruction of unit 6 simultaneously controls conveyer belt 101 to run forward, and reversion runs or stops；
Single x-ray source transmitter unit 2：It is arranged at the side of scanning position 105, including high voltage power supply 201 and single X-ray tube
202；High voltage power supply 201 is used to be provided to single X-ray tube 202 high voltage that can produce X-ray；Single X-ray tube 202 receives master control
The instruction of unit processed 6 is simultaneously launched to columnar object A to be measured or stops transmitting X-ray；
Single x-ray source receiving unit 3：The opposite side of scanning position 105 is arranged at, including it is relative with the position of single X-ray tube 202
X-ray detector 301, for receiving the X-ray through columnar object A to be measured, the X-ray intensity signal of acquisition is sent to
Main control unit 6 simultaneously receives the command adapted thereto of main control unit 6；
Transmitter-receiver device rotary unit 4：Including runing rest 401 and stepper motor 2 402, runing rest 401 is used
In fixed list X-ray tube 202 and X-ray detector 301, and single X-ray tube 202 is driven under the driving of stepper motor 2 402
360 ° of rotary motions are done with X-ray detector 301 around columnar object axis to be measured simultaneously；Stepper motor 2 402 is used to connect
Receive the instruction of main control unit 6 and control runing rest 401 to rotate or stop；
Defective work culling unit 5：Performs device is rejected including defective work, its instruction for receiving main control unit 6 is held
Row corresponding rejecting action, foreign matter or underproof columnar object are contained for rejecting, reject performs device can be pusher structure or
The Pneumatic reverse turning bed structure of person.
Main control unit 6：Including master controller 601 and human-computer interaction interface 602；Master controller 601 is used to receive X-ray
Detection signal, composograph display information and is sent to human-computer interaction interface 602, with delivery unit after the signal is processed
1st, single x-ray source transmitter unit 2, single x-ray source receiving unit 4, transmitter-receiver device rotary unit 4, defective work are rejected
Unit 5 is interlocked and sends command adapted thereto；Human-computer interaction interface 602 be used for the master controller carry out artificial information's input and according to
Accordingly shown according to the display information of the master controller；Main control unit also includes record statistical module, to automatic note
Record and statistical product quality conditions.
The present embodiment system specific work process is as follows, as a example by detecting canned meat：
Step one, startup main control unit 1, are brought into operation, and high voltage power supply 201 is preheated.
Step 2, main control unit 1 instruction under, stepper motor 1 drive conveyer belt 101 convey canned meat A to be measured
Detection section 104 is run and then be vertically transferred to forward in delivery section 103, and is suspended at scanning position 105.
Step 3, under the instruction of main control unit 1, start single x-ray source transmitter unit 2 and start to launch X-ray, while opening
Dynamic stepper motor 2 402, runing rest 401 drives single X-ray tube 202 and X-ray detector 301 around canned meat to be measured
A does axis 360 ° of rotation sweeps and reception is through the X-ray of the object, and x-ray detection signal is transmitted to main control unit
6, main control unit 6 carries out signal to process composograph display information；The integrated x-ray imaging algorithm of master controller 601, passes through
Rotate a circle scanning imagery, can complete 360 ° of scan images of canned meat, is converted by image restoring, can obtain the comprehensive of foreign matter
Image.
Step 4, the single body end of scan, under the instruction of main control unit 6, stepper motor 2 402 stops, stepping electricity
Machine 1 drives the reversion operation of conveyer belt 101, and columnar object is delivered into delivery section 103 again from detection section 104, continues forward.
Step 5, the action of two~step 4 of repeat step are continuously detected to all canned meat A to be measured, and will accordingly believed
Breath is shown in human-computer interaction interface 602, and when scanning discovery has foreign matter or has underproof columnar object, defective work is rejected single
Unit 5 performs rejecting action.
In sum, the present embodiment system sets Scanning Detction branch road and scanning position on a moving belt, using single light source
360 ° around formula rotation sweep, Polaroid, equipment dependability is high, and amount of radiation is low, it can be ensured that columnar object any one light source
Receiving plane is identical with the x-ray dose received under any angle, and the system imaging degree of accuracy is high, and accuracy of detection is high, can pole
The earth reduces the flase drop and loss of foreign matter and defective work, and data processing amount is less, and algorithm and equipment debugging operation are relatively simple
It is single, be conducive to improving quality inspection efficiency in process of producing product.
It is understood that above with respect to specific descriptions of the invention, being merely to illustrate the present invention and being not limited to this
Technical scheme described by inventive embodiments.It will be understood by those within the art that, still the present invention can be carried out
Modification or equivalent, to reach identical technique effect；As long as satisfaction use needs, all protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of columnar object list x-ray source detecting system, it is characterised in that including：Delivery unit, single x-ray source transmitting are single
Unit, single x-ray source receiving unit, transmitter-receiver device rotary unit, defective work culling unit, main control unit, wherein：
Delivery unit：Including conveyer belt and stepper motor one；The conveyer belt is used to transmit columnar object to be measured, and it is divided into mutually
Vertical delivery section and detection section, the detection section is provided with scanning position, and the scanning position left and right sides is respectively provided with single X and penetrates
Ray emission unit and single x-ray source receiving unit；The stepper motor one is used to receive the finger of the main control unit
Make and control the conveyer belt to run forward, reversion runs or stops；
Single x-ray source transmitter unit：It is arranged at the side of the scanning position, including high voltage power supply and single X-ray tube；The high pressure
Power supply is used to be provided to single X-ray tube the high voltage that can produce X-ray；Single X-ray tube receives the main control list
The instruction of unit is simultaneously launched to columnar object to be measured or stops transmitting X-ray；
Single x-ray source receiving unit：It is arranged at the opposite side of the scanning position, including the X relative with single X-ray tube position
Ray detector, for receiving the X-ray through columnar object to be measured, the master is sent to by the X-ray intensity signal of acquisition
Control unit simultaneously receives the command adapted thereto of the main control unit；
Transmitter-receiver device rotary unit：Including runing rest and stepper motor two, the runing rest is used for fixed described
Single X-ray tube and the X-ray detector, and single X-ray tube and the X are driven under the driving of the stepper motor two
Ray detector does 360 ° of rotary motions around columnar object axis to be measured simultaneously；The stepper motor two is used to receive described
The instruction of main control unit simultaneously controls the runing rest to rotate or stop；
Defective work culling unit：Performs device is rejected including defective work, the instruction that it receives the main control unit is performed
Corresponding rejecting action, foreign matter or underproof columnar object are contained for rejecting；
Main control unit：Including master controller and human-computer interaction interface；The master controller is used to receive x-ray detection signal,
Composograph display information and the human-computer interaction interface is sent to after the signal is processed, with the delivery unit, list X
Radiographic source transmitter unit, single x-ray source receiving unit, transmitter-receiver device rotary unit, defective work culling unit interlocking
And send command adapted thereto.
2. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：The delivery unit is also
Including for the spacing photoelectric sensor of columnar object to be measured.
3. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：The master controller collection
Into x-ray imaging algorithm, 360 ° of scan images of columnar object to be measured are completed by the scanning imagery that rotates a circle, then by image
Restoring transformation obtains the comprehensive image of foreign matter.
4. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：The main control unit
Also include record statistical module, to automatic record and statistical product quality conditions.
5. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：Man-machine interaction circle
Face is used to carry out artificial information's input to the master controller and display information according to the master controller is accordingly shown.
6. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：Single x-ray source hair
Penetrate around unit and single x-ray source receiving unit and be provided with X-ray protection lead curtain.
7. columnar object list x-ray source detecting system according to claim 1, it is characterised in that：The main control unit
Also include alarm module.
8. using the method for the system detectio columnar object described in any one of claim 1~7, it is characterised in that including following step
Suddenly：
Step one, startup main control unit, bring into operation, high voltage power supply preheating；
Step 2, under main control unit instruction, it is forward and vertical that stepper motor one drives conveyer belt to convey columnar object to be measured
Detection section is transferred to, and is suspended at scanning position；
Step 3, under main control unit instruction, start single x-ray source transmitter unit and start to launch X-ray, while starting stepping
Motor two, runing rest drives single X-ray tube and X-ray detector to do 360 ° of rotations around columnar object axis to be measured
The X-ray through the object is scanned and received, x-ray detection signal is transmitted to main control unit, main control unit is by signal
Carry out processing composograph display information；
Step 4, the single body end of scan, under main control unit instruction, stepper motor two stops, and stepper motor one drives
Conveyer belt reversion operation, delivery section is delivered to by columnar object again from detection section, is continued forward；
Step 5, the action of two~step 4 of repeat step are continuously detected to columnar object to be measured, and corresponding information are shown
In human-computer interaction interface, when scanning discovery has foreign matter or has underproof columnar object, defective work culling unit is performed and picked
Except action.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710293064.9A CN106872496A (en) | 2017-04-27 | 2017-04-27 | A kind of columnar object list x-ray source detecting system and method |
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| CN201710293064.9A CN106872496A (en) | 2017-04-27 | 2017-04-27 | A kind of columnar object list x-ray source detecting system and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107688009A (en) * | 2017-11-10 | 2018-02-13 | 华北电力大学 | TDLAS boiler furnace gas two dimension concentration distribution detection method and device based on automatic scanning system |
| CN108508042A (en) * | 2018-04-02 | 2018-09-07 | 合肥工业大学 | Multi-view X ray coal and spoil transmission image detection method and device |
| CN110501359A (en) * | 2019-09-24 | 2019-11-26 | 徐彬 | A kind of food inspection device and detection method |
| NL2034370A (en) * | 2022-03-28 | 2023-10-12 | Aisirui Tech Xiamen Co Ltd | Auto-turning bidirectional scanning x-ray intelligent detection system |
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