CN204462037U - Ink-jet copper pipe visual detection equipment - Google Patents
Ink-jet copper pipe visual detection equipment Download PDFInfo
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- CN204462037U CN204462037U CN201520100986.XU CN201520100986U CN204462037U CN 204462037 U CN204462037 U CN 204462037U CN 201520100986 U CN201520100986 U CN 201520100986U CN 204462037 U CN204462037 U CN 204462037U
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Abstract
The utility model discloses a kind of ink-jet copper pipe visual detection equipment, be applicable to identification and the detection and localization of ink-jet copper pipe before copper pipe blanking machine, comprise fixed mount, guide-localization unit, industrial camera, sensor, light source, industrial all-in-one and alarm unit, when the image of industrial all-in-one analytical industry camera shooting is ink-jet copper pipe, alarm unit carries out warning operation, the industrial exact position of this ink-jet copper pipe of all-in-one record and the batch information of correspondence thereof.The visual detection unit that it utilizes industrial camera to make a video recording and industry one image processing and analyzing combines, the ink-jet of defect copper pipe surface is identified, improve accuracy and the work efficiency of detection, when not affecting existing quantity-produced rhythm, distinguish ink-jet copper pipe, oxidation tube, greasy dirt pipe exactly, detection degree of accuracy is high, greatly reduces the wrong report of defect copper pipe and fails to report, and its wrong report rate of failing to report can reach less than 0.1%.
Description
Technical field
The utility model relates to copper pipe detection technique field, discloses a kind of ink-jet copper pipe visual detection equipment especially.
Background technology
Oxygen-free copper pipe, refining copper pipe and copper alloy tube, in material, copper content accounts for the pipe of larger proportion, is referred to as copper pipe, and they have excellent electric conductivity and heat conductivility.Various parts in generating plant, the heat exchanger pipe arrangement in chemical plant, and the cooling duct etc. in aircondition, often adopt such copper pipe.
Because the speed of production of copper and copper alloy pipe is higher, there are more than 100 ms/min, so be particularly suitable for the eddy current inspection of through mode method.Through copper pipe eddy current test or after rotating flaw detection, the general ink-jetting style that adopts identifies copper pipe defect.Such as, patent CN202199620U discloses the ink spraying marking device that a kind of copper pipe detects, and it comprises shower nozzle and controll block, and the quantity of described shower nozzle is three, described three shower nozzles are connected with controll block signal respectively, and described three shower nozzles are around copper pipe and by the angular array being in 120 degree.Described three shower nozzles correspond to the different axial location of copper pipe.Quantity due to shower nozzle is three, and three shower nozzles are around copper pipe and by the angular array being in 120 degree.When marking copper pipe defective section, whole copper pipe surface can be covered.Therefore copper pipe flaw labeling is clear, facilitates the use of copper pipe.And for example, patent CN201735477U discloses a kind of ink jet device of flaw detector, the first ink-jet instrument in this device and the second ink-jet instrument are arranged on box body, and stagger before and after the bearing of trend of the copper pipe through box body be distributed in copper pipe both sides, and make the first ink-jet instrument and the second ink-jet instrument distinguish horizontal vertical in copper pipe.
Ink-jet copper pipe is carried out detecting and to analyze and the technology carrying out rejecting also has many research.Patent CN201697881U discloses a kind of copper pipe flaw ink mark on-line measuring device, comprises a defectoscope put for on-line checkingi wound; One carries out the ink discharge device of ink-jet for the wound point detected described defectoscope; One in order to the ink marks pick-up unit of the color and area that detect described ink discharge device institute ink-jet mark; One for measuring the distance measuring equipment of copper pipe walking length; One control device, the input end of described control device is connected with the output terminal of described distance measuring equipment, and the control end of described control device is connected with described ink discharge device and ink marks pick-up unit.
Patent CN202548064U discloses a kind of copper pipe ink marks on-line measuring device based on machine vision, comprise and there is department of computer science to unify the installation cabinet of copper pipe feeder, described installation is provided with the copper pipe import and copper pipe outlet that pass in and out for copper pipe to be detected cashier's office in a shop, between copper pipe import and copper pipe outlet, the camera electrically connected with described computer system is installed; It utilizes the ink-jet marking image signal on collected by camera copper pipe; then by this picture signal of computer system analysis; identify this section of defective copper pipe, and by computer system control machine down, can ensure that defective section can not by misdelivery in next production link.This patented technology meets the detection needs of copper pipe production run defect ink-jet mark to a certain extent.But it needs to shut down inspection and rejects, and can affect existing quantity-produced rhythm, work efficiency is too low.In addition, its accuracy detected reduces, and is difficult to stop the wrong report of defect copper pipe and fails to report, and general wrong report and rate of failing to report are at about 1-3%.
Utility model content
The purpose of this utility model is to provide a kind of ink-jet copper pipe visual detection equipment, utilize the visual detection unit that industrial camera shooting and industry one image processing and analyzing combine, the ink-jet of defect copper pipe surface is identified, improve accuracy and the work efficiency of detection, when not affecting existing quantity-produced rhythm, distinguish ink-jet copper pipe, oxidation tube, greasy dirt pipe exactly, detection degree of accuracy is high, greatly reduce the wrong report of defect copper pipe and fail to report, its wrong report rate of failing to report can reach less than 0.1%.
The utility model provides a kind of ink-jet copper pipe visual detection equipment, is applicable to identification and the detection and localization of ink-jet copper pipe before copper pipe blanking machine, comprises
Fixed mount;
Guide-localization unit, is arranged at the front end of copper pipe blanking machine, for passing through fixed mount by smooth for guiding copper pipe;
Industrial camera, is arranged on fixed mount;
Sensor, is arranged on fixed mount, and is electrically connected with industrial camera, for responding to passing through of copper pipe, and notifies that industrial camera carries out taking pictures operation;
Light source, is arranged on fixed mount, for irradiating the smooth copper pipe surface passed through;
Industry all-in-one, is electrically connected with industrial camera, and whether the image for the shooting of analytical industry camera is ink-jet copper pipe; With
Alarm unit, is electrically connected with industrial all-in-one;
When the image of industrial all-in-one analytical industry camera shooting is ink-jet copper pipe, alarm unit carries out warning operation, the industrial exact position of this ink-jet copper pipe of all-in-one record and the batch information of correspondence thereof.
When copper pipe is by ink-jet copper pipe visual detection equipment, sensor is once the feeding of perception copper pipe, then trigger industrial camera to take pictures simultaneously, after obtaining image, provide judged result by the image software analyzing and processing in industrial all-in-one, as occurred, " clarinet " then reports to the police, and sends " clarinet " signal to the master control PLC of industrial all-in-one, and during warning, copper pipe blanking machine normally works.Judgement " clarinet " while, also need the exact position determining " clarinet ", can accurate calibration need disallowable long U pipe batch.
Wherein, so-called " clarinet ", refer to that ink-jet copper pipe surface has visible ink marks, ink-jet region is greater than 1/2 of copper pipe circumference, and ink-jet length is greater than 100mm; Ink ejecting sections color is without serious distortion or the Substances Pollution close with copper pipe color.
Preferably, described guide-localization unit comprises
Two roller set, roller set is provided with multiple angle sheave, and for guiding, many copper pipes are smooth to be passed through; With
Bearing, for supporting two roller set, and can the height of up-down adjustment two roller set.
Guide-localization mechanism can up-down adjustment, detects with the copper pipe realizing different size model.
Preferably, industrial camera is provided with several, is distributed in the both sides of copper pipe to be detected, and up and down relatively and level is alternately arranged on fixed mount, the camera lens of superposed industrial camera, is positioned at the camera lens of the industrial camera of bottom upward down.
Preferably, be fixed on can up and down, on the camera fixed jig that moves left and right, camera fixed jig be installed on fixed mount industrial camera; Industrial camera front end is provided with the camera lens mated with it.
Preferably, light source adopts uniform white light source, up and down relatively, horizontal separation ground uniform irradiation on copper pipe, to reduce reflective impact.
Preferably, described copper pipe blanking machine is eight pipe blanking machines, corresponding, industrial camera is also provided with eight, and the light source of setting supporting with it also has eight.Ink-jet copper pipe visual detection equipment is arranged on eight pipe blanking machine feed position of connecting pipe, can detect the ink-jet copper pipe of eight pipes of this connecting pipe blanking machine simultaneously.
The environmental baseline (as vibration, light) etc. that copper pipe ink marks detects vision system work has strict requirement, will eliminate the disturbing factor that these may affect testing result in testing process.
Have an impact to system detection results to reduce the change of extraneous light, fixed mount is provided with window-blind, for industrial camera, light source being hidden, can also play dust-proof, antifouling effect simultaneously.
Preferably, described industrial camera is CCD camera, preferably, selects >=the CCD camera of 300,000 pixels.
Preferably, industrial all-in-one comprises display screen or touch-screen, and for the action button of prompt operation.
Preferably, described alarm unit is alarm lamp, is preferably tri coloured lantern.
Preferably, bottom fixed mount, be provided with castor, be convenient to the entirety carrying of ink-jet copper pipe visual detection equipment and move.
The beneficial effects of the utility model have:
When ink-jet copper pipe 1, being detected in production run, ink-jet copper pipe visual detection equipment is reported to the police; But copper pipe blanking machine is not shut down, do not affect existing quantity-produced rhythm, improve the work efficiency of detection; The exact position of " clarinet " can be determined during detection, and accurate calibration need disallowable long U pipe batch; In addition, also send " clarinet " signal to industrial all-in-one, equipment has fault and alarm logging function.
2, in detectability, can detect 8 copper pipes simultaneously, industrial camera imaging can detect the girth of more than 2/3 of covering ink-jet copper pipe, accurately can distinguish ink-jet copper pipe, impression pipe, oxidation tube (oxidation, dirty, the slight impression of light oil etc. are classified as a class), greasy dirt pipe etc., be divided into certified products or unacceptable product on request.Such as, when putting it into the field range of camera, oxidation tube (oxidation, dirty, the slight impression of light oil etc. are classified as a class), greasy dirt pipe etc. can be allowed by detecting, not according to defect processing.
3, from copper pipe, be tested with the copper pipe of ink marks, " clarinet " rate of false alarm of ink-jet copper pipe and rate of failing to report are all no more than 0.1%, improve the accuracy of detection.
4, ink-jet copper pipe visual detection equipment can not cause new scratch to the copper pipe be not distorted, press from both sides flat phenomenon.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 is the structural representation of ink-jet copper pipe visual detection equipment of the present utility model.
Fig. 2 is the structural representation of ink-jet copper pipe visual detection equipment of the present utility model.
Fig. 3 is the structured flowchart of ink-jet copper pipe visual detection equipment of the present utility model.
In figure, 1-fixed mount, 2-guide-localization unit, 3-industrial camera, 4-sensor, 5-light source, 6-industry all-in-one, 7-alarm lamp, 8-window-blind; 11-castor, 21-roller set, 22-roller set bearing, 31-camera lens, 32-camera fixed jig, 61-display screen, 62-action button.
Embodiment
The present embodiment is the utility model preferred implementation, and other its principles all are identical with the present embodiment or approximate with basic structure, all within the utility model protection domain.
Incorporated by reference to referring to accompanying drawing 1 to 2, the ink-jet copper pipe visual detection equipment that the utility model provides, is applicable to identification and the detection and localization of ink-jet copper pipe before copper pipe blanking machine, comprises
Fixed mount 1, is provided with castor 11 bottom it, be convenient to the entirety carrying of ink-jet copper pipe visual detection equipment and move;
Guide-localization unit 2, is arranged at the front end of copper pipe blanking machine, for passing through fixed mount by smooth for guiding copper pipe;
Multiple industrial camera 3, is distributed in the both sides of copper pipe to be detected, and up and down relatively and level is alternately arranged on fixed mount 1, the camera lens 31 of superposed industrial camera 3, is positioned at the camera lens 31 of the industrial camera 3 of bottom upward down; In the present embodiment, industrial camera 3 selects >=CCD camera of 300,000 pixels;
Sensor 4, is arranged on fixed mount 1, and is electrically connected with industrial camera 3, for responding to passing through of copper pipe, and notifies that industrial camera 3 carries out taking pictures operation;
Light source 5, is arranged on fixed mount 1, for irradiating the smooth copper pipe surface passed through;
Industry all-in-one 6, is electrically connected with industrial camera 3, and whether the image taken for analytical industry camera 3 is ink-jet copper pipe, comprises display screen 61 (also can be touch-screen), and for the action button 62 of prompt operation; With
Alarm unit, is electrically connected with industrial all-in-one 6; In the present embodiment, alarm unit adopts alarm lamp 7, is preferably tri coloured lantern;
When the image of industrial all-in-one 6 analytical industry camera 3 shooting is ink-jet copper pipe, alarm unit 7 carries out warning operation, and industrial all-in-one 1 records the exact position of this ink-jet copper pipe and the batch information of correspondence thereof.
When copper pipe is by ink-jet copper pipe visual detection equipment, sensor 4 is once the feeding of perception copper pipe, then trigger industrial camera 3 to take pictures simultaneously, after obtaining image, provide judged result by the image software analyzing and processing in industrial all-in-one 6, as occurred, " clarinet " then reports to the police, and sends " clarinet " signal to the master control PLC of industrial all-in-one 6, and during warning, copper pipe blanking machine still normally works.Judgement " clarinet " while, also need the exact position determining " clarinet ", can accurate calibration need disallowable long U pipe batch.Wherein, so-called " clarinet ", refer to that ink-jet copper pipe surface has visible ink marks, ink-jet region is greater than 1/2 of copper pipe circumference, and ink-jet length is greater than 100mm; Ink ejecting sections color is without serious distortion or the Substances Pollution close with copper pipe color.
In the present embodiment, described guide-localization unit 2 comprises
Two roller set 21, roller set 21 is provided with multiple angle sheave, and for guiding, many copper pipes are smooth to be passed through; With
Bearing 22, for supporting two roller set 21, and can the height of up-down adjustment two roller set 21.
Generally from Φ 5mm to Φ 28mm not etc., guide-localization mechanism 2 can upper and lowerly regulate, and detects with the copper pipe realizing different size model for the diameter of copper pipe.
In the present embodiment, industrial camera 3 is fixed on can up and down, on the camera fixed jig 32 that moves left and right, camera fixed jig 32 be installed on fixed mount 1; Industrial camera 3 front end is provided with the camera lens 31 mated with it.
In the present embodiment, copper pipe blanking machine is eight pipe blanking machines, corresponding, and industrial camera 3 is also provided with eight, and the light source 5 of setting supporting with it also has eight, the diameter of copper pipe between Φ 5mm to Φ 28mm not etc.Guide-localization unit 2 is arranged on eight pipe blanking machine feed position of connecting pipe, and the width of eight pipes is between 330-770mm, and ink-jet copper pipe visual detection equipment can detect the ink-jet copper pipe of eight pipes of this connecting pipe blanking machine simultaneously.
The environmental baseline (as vibration, light) etc. that copper pipe ink marks detects vision system work has strict requirement, will eliminate the disturbing factor that these may affect testing result in testing process.Have an impact to system detection results to reduce the change of extraneous light, fixed mount 1 is provided with window-blind 8, for industrial camera 3, light source 5 being hidden, can also play dust-proof, antifouling effect simultaneously.In addition, light source adopts uniform white light source, up and down relatively, horizontal separation ground uniform irradiation on copper pipe, to reduce reflective impact.
Ink-jet copper pipe visual detection equipment of the present utility model has following features:
When ink-jet copper pipe 1, being detected in production run, ink-jet copper pipe visual detection equipment is reported to the police; But copper pipe blanking machine is not shut down, do not affect existing quantity-produced rhythm, improve the work efficiency of detection.
The exact position of " clarinet " can be determined when 2, detecting, and accurate calibration need disallowable long U pipe batch; In addition, also send " clarinet " signal to industrial all-in-one, equipment has fault and alarm logging function.
3, in detectability, industrial camera imaging can detect the girth of more than 2/3 of covering ink-jet copper pipe, can detect 8 copper pipes simultaneously, accurately can distinguish ink-jet copper pipe, impression pipe, oxidation tube (oxidation, dirty, the slight impression of light oil etc. are classified as a class), greasy dirt pipe etc., be divided into certified products or unacceptable product on request.Such as, when putting it into the field range of camera, oxidation tube (oxidation, dirty, the slight impression of light oil etc. are classified as a class), greasy dirt pipe etc. can be allowed by detecting, not according to defect processing.
4, from copper pipe, be tested with the copper pipe of ink marks, " clarinet " rate of false alarm of ink-jet copper pipe and rate of failing to report are all no more than 0.1%, improve the accuracy of detection.
5, ink-jet copper pipe visual detection equipment can not cause new scratch to the copper pipe be not distorted, press from both sides flat phenomenon.
Above disclosedly be only preferred embodiment of the present utility model, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (10)
1. an ink-jet copper pipe visual detection equipment, is applicable to identification and the detection and localization of ink-jet copper pipe before copper pipe blanking machine, it is characterized in that: comprise
Fixed mount;
Guide-localization unit, is arranged at the front end of copper pipe blanking machine, for passing through fixed mount by smooth for guiding copper pipe;
Industrial camera, is arranged on fixed mount;
Sensor, is arranged on fixed mount, and is electrically connected with industrial camera, for responding to passing through of copper pipe, and notifies that industrial camera carries out taking pictures operation;
Light source, is arranged on fixed mount, for irradiating the smooth copper pipe surface passed through;
Industry all-in-one, is electrically connected with industrial camera, and whether the image for the shooting of analytical industry camera is ink-jet copper pipe; With
Alarm unit, is electrically connected with industrial all-in-one;
When the image of industrial all-in-one analytical industry camera shooting is ink-jet copper pipe, alarm unit carries out warning operation, the industrial exact position of this ink-jet copper pipe of all-in-one record and the batch information of correspondence thereof.
2. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: described guide-localization unit comprises
Two roller set, roller set is provided with multiple angle sheave, and for guiding, many copper pipes are smooth to be passed through; With
Bearing, for supporting two roller set, and can the height of up-down adjustment two roller set.
3. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that:
Industrial camera is provided with several, is distributed in the both sides of copper pipe to be detected, and up and down relatively and level is alternately arranged on fixed mount, the camera lens of superposed industrial camera, is positioned at the camera lens of the industrial camera of bottom upward down.
4. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: light source adopts uniform white light source, up and down relatively, horizontal separation ground uniform irradiation on copper pipe.
5. ink-jet copper pipe visual detection equipment according to any one of claim 1 to 4, is characterized in that: described copper pipe blanking machine is eight pipe blanking machines, corresponding, industrial camera is also provided with eight, and the light source of setting supporting with it also has eight.
6. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: fixed mount is provided with window-blind, for industrial camera, light source being hidden.
7. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: described industrial camera is CCD camera.
8. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: industrial all-in-one comprises display screen or touch-screen, and for the action button of prompt operation.
9. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: described alarm unit is alarm lamp.
10. ink-jet copper pipe visual detection equipment according to claim 1, is characterized in that: be provided with castor bottom fixed mount.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520100986.XU CN204462037U (en) | 2015-02-07 | 2015-02-07 | Ink-jet copper pipe visual detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520100986.XU CN204462037U (en) | 2015-02-07 | 2015-02-07 | Ink-jet copper pipe visual detection equipment |
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| CN204462037U true CN204462037U (en) | 2015-07-08 |
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| CN201520100986.XU Active CN204462037U (en) | 2015-02-07 | 2015-02-07 | Ink-jet copper pipe visual detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918542A (en) * | 2018-08-29 | 2018-11-30 | 成都理工大学 | A kind of cable surface defect detecting device and method |
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2015
- 2015-02-07 CN CN201520100986.XU patent/CN204462037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108918542A (en) * | 2018-08-29 | 2018-11-30 | 成都理工大学 | A kind of cable surface defect detecting device and method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 1 Building 29, 8288 town of Dayun software, No. 518000 Longgang Road, Longgang District, Shenzhen, Guangdong Patentee after: Shenzhen Czech cattle Intelligent Equipment Co., Ltd. Address before: 1 Building 29, 8288 town of Dayun software, No. 518000 Longgang Road, Longgang District, Shenzhen, Guangdong Patentee before: Shenzhen Printchecker Intelligent Technolgy Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |