CN202869999U - Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices - Google Patents
Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices Download PDFInfo
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- CN202869999U CN202869999U CN201220426606.8U CN201220426606U CN202869999U CN 202869999 U CN202869999 U CN 202869999U CN 201220426606 U CN201220426606 U CN 201220426606U CN 202869999 U CN202869999 U CN 202869999U
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Abstract
The utility model belongs to the industrial digital apparatus, and especially relates to a rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices. The rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices comprises a shell and a frame mounted in the shell, wherein the upper part of the frame is provided with an image acquisition industrial CCD (Charge Coupled Device) linear array camera and a lens, the bottom of the frame is provided with an LED (Light-Emitting Diode) line light source, the middle of the frame is provided with a film conveying apparatus, a motion control board electric cabinet is connected with a computer, and the image acquisition industrial CCD camera is connected with the computer through a USB (Universal Serial Bus). The rapid high-definition digital input apparatus is simple in structure, small in volume, portable, fast in film inputting speed and high in imaging quality.
Description
Technical field
The utility model belongs to the industrial digital gasifying device, relates in particular to a kind of quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam.
Background technology
Industrial x-ray detects (Radiography Test, RT) and adopts ray (X ray or gamma-rays) to come the transillumination workpiece, judges the quality condition of tested inside workpiece by the sensitization on film.On the film after the imaging, defect type and the magnitude of the blackness of image and the reflection inside workpiece that distributes thereof.Because radiography has high resolving power and highly sensitive characteristics, the gained film image contains much information, and detection means is flexible, and the planform of detectable workpiece is many, thereby so far one of it or means of inside workpiece defects detection.
At present, domestic employing RT technology is as the Main Means of the radiation quality detection of pressure-bearing kind equipment weld seam, but this detection method has a lot of deficiencies: film preservation difficulty is large, and cost is high.The light that makes moist can cause that all the distortion of film or the quality of image descend owing to being heated, thereby to the preservation of film, requires the film holding time long, and preservation quantity is large.And film information retrieved and share very difficult; Under the field condition, that comments the sheet personnel comments the sheet working environment more abominable, and the physiological condition of commenting the sheet personnel is had higher requirements.Commenting on the sheet conclusion, owing to commenting sheet personnel individual difference large, dissimilar defective similarity is higher, comments being given in of sheet conclusion to depend on to a great extent the experience of commenting the sheet personnel.Based on above reason, the quick high-definition digital input device of film arises at the historic moment.
Chinese invention patent " industrial radiographic inspection negative plate digitization device ", disclosed technical scheme is: comprise shell and setting upper substrate and infrabasal plate in the enclosure, left end at upper substrate is installed the bar shaped fibre-optical cold light source, right-hand member is installed image collecting device, the middle film advance mechanism of installing, shade is installed on the film advance mechanism right side.Bar shaped fibre-optical cold light source, film advance mechanism, shade link to each other with computing machine by control card, and image collecting device links to each other with computing machine by image pick-up card, link to each other with control card simultaneously.This patent of invention is sent sheet mode in the middle of adopting, and egative film is carried from top to bottom, and operation is used inconvenient, easily scratches egative film; Adopt line array CCD to gather image, image collecting device will link to each other with computing machine by image pick-up card, and cost is high, carries inconvenience, is not suitable for operating at notebook computer; The complete rear recovery of film scanning is inconvenient, and fragile.
The back also has the improvement invention to it, but complex structure mostly, device volume is larger, moves and use inconvenience, and the egative film transport way is long, can not really solve above-mentioned these problems.
Summary of the invention
The purpose of this utility model is, overcomes the deficiencies in the prior art, and a kind of quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam is provided.Send sheet mode in the middle of adopting, be not easy to scratch egative film; Adopt industrial linear array CCD camera to gather image, sweep velocity is fast, and resolution is high, can process the film of different length; This apparatus structure is simple, and volume is little, be easy to carry, and the speed of typing film is fast, and image quality is high.
For solving the problems of the technologies described above, the technical solution of the utility model is: the quick high-definition digital input device that is used for the radiographic inspection negative plate of pressure-bearing kind equipment weld seam, comprise casing and be installed in the interior frame of casing, at described upper rack image acquisition industrial CCD line-scan digital camera and camera lens are arranged, the LED line source is arranged at the bottom of frame, the frame centre has film transfer device used, is linked to each other with computing machine by the motion control board electric cabinet, and image acquisition industrial CCD camera links to each other with computing machine by the USB line.
Described film transfer device used film tablet press mechanism and the film conveying mechanism of comprising.
Described film tablet press mechanism comprises and is positioned at up and down corresponding upper spring compressing tablet and lower spring compressing tablet of casing one side, and is positioned at 4 anti-shake pinch rollers facing each other of frame inside.
Between the two anti-shake pinch rollers of left side, have into the sheet sensor, between the two anti-shake pinch rollers of right side, the slice sensor is arranged, describedly advance the sheet sensor and linked to each other with computing machine by the motion control board electric cabinet respectively with the slice sensor.
Described film conveying mechanism comprises left driving wheel and the right driving wheel that lays respectively at the frame left and right sides, and lays respectively at left engaged wheel and the right engaged wheel on left driving wheel and right driving wheel top.
There is receiving can on right side at described right driving wheel.
Light shield is arranged below described camera lens.
The light source diffusing panel is arranged above described LED line source.
Above described LED line source and light source diffusing panel, the light source light shield is arranged.
The utility model patent is a kind of quick high-definition digital input device of the ray detection film for pressure-bearing kind equipment weld seam, comprise casing and be installed in casing interior frame and receiving can, adjustable LED line source and the light source diffusing panel of brightness installed in bottom in frame, in order to prevent that extraneous light from exerting an influence to light source, on the light source diffusing panel, light shield has been installed, at upper rack image acquisition industrial CCD line-scan digital camera and camera lens are installed, middle installation is film transfer device used, in order to prevent that film from the effect of effect of jitter image occuring in entering the process of connecting gear, at the feeding mechanism front end film tablet press mechanism is installed, upper spring compressing tablet and lower spring compressing tablet, in transport process, in order to prevent film judder, design 4 anti-shake pinch roller films and entered delivery platform by left driving wheel and the drive of left engaged wheel, LCD LCDs and intensity of light source switch are installed on the case front panel, linked to each other with computing machine by the motion control board electric cabinet with upper-part, image acquisition industrial CCD camera links to each other with computing machine by the USB line.
Linear array CCD camera is fixedly mounted on the camera frame, highly can determine by 4 gib screws, and micro-lens is installed on the line array CCD.Film conveying mechanism comprises: left driving wheel, left engaged wheel, right driving wheel, right engaged wheel, film is driven by left and right sides driving wheel and advances, in order to prevent that film from shaking in transport process, adopted upper spring compressing tablet, lower spring compressing tablet and anti-shake pinch roller to compress film.On the conveying mechanism under the camera, directly over the light source, a bar shaped glass and light source diffusing panel have been designed, the light that the strip line light source sends is behind diffuse reflector, see through glass and formed a uniform light slit of brightness, shine on the film that is clipped on the conveying mechanism, the film after having scanned enters in the film recycling box automatically.In order to prevent the interference of extraneous light, cabinet adopts sealing mechanism, has also designed a light source light shield above light source, thereby has avoided the impact of ambient light on the image scanning quality.
This device is take line source as bias light, by
Two stepper motorsDrive film conveying mechanism and at the uniform velocity advance, the signal that utilizes the round grating on the motor to produce carries out synchro control to line array CCD, has realized the synchronous of image scanning and motion.The collection of the driving of stepper motor and circular raster sensor output signal realizes by the motion control board in the electric cabinet, and circular raster sensor is installed on the left driving wheel, is fixed on the motor shaft.After every film enters feeding mechanism, obtain the film position signalling by photoelectric sensor, control panel is controlled the running status that LCDs shows film, and can count scanned film, shows in LCDs.Adopt the USB mouth to communicate between electric cabinet and the computing machine, the view data after the scanning is given computing machine by the USB oral instructions, realizes on computers demonstration, the storage of image by the film management software.If the film density that shows on the computing machine is excessive, the light intensity switch on can the manual adjustments front panel tunes up light intensity, and then film is taken out from recycling box, again again typing one time, thus get access to best image effect.
The parameter of this device: the speed of typing film fast (3 seconds /), sharpness high (resolution 7000*2048 pixel), pixel depth high (12bit), blackness wide ranges (0.5-5.0), memory capacity little (800KB/ opens).
The beneficial effects of the utility model are: the quick high-definition digital input device that is used for the radiographic inspection negative plate of pressure-bearing kind equipment weld seam, comprise casing and be installed in the interior frame of casing, at described upper rack image acquisition industrial CCD line-scan digital camera and camera lens are arranged, the LED line source is arranged at the bottom of frame, have film transfer device used in the middle of the frame, linked to each other with computing machine by the motion control board electric cabinet, image acquisition industrial CCD camera links to each other with computing machine by the USB line.Send sheet mode in the middle of the utility model adopts, egative film is carried from front to back, operates very easy to usely, and egative film is parallel with surface level in course of conveying, is not easy like this to scratch egative film; The utility model adopts industrial linear array CCD camera to gather image, has solved that the area array CCD sweep velocity is slow, resolution is low, can't process the shortcoming such as long film, goes for the egative film of different length; The industry linear array CCD camera links to each other with computing machine by the USB line, and cost is low, and is easy to carry, is adapted at operating on desktop computer or the notebook computer, is fit to different applications; The utility model Patent design receiving can, complete rear automatically the entering in the receiving can of film scanning reclaimed very convenient; The utility model patent is fast to the sweep velocity of egative film, can reach 3 seconds the soonest/; The present invention's image processing software on computers, with the view data that at every turn collects splice, the processing such as denoising, enhancing, then carry out the correction of brightness and pattern distortion; The utility model designs the light intensity switch on the plate in front, can select according to the blackness of egative film the brightness of light source; Design liquid crystal LCD display on the plate can show the quantity of film scanning and the status information of scanning process in front.
Description of drawings
Fig. 1 is structural representation of the present utility model,
Among the figure: 1-line-scan digital camera, 2-camera lens, 3-light shield, 4-frame, the left engaged wheel of 5-, 6-upper spring compressing tablet, 7-lower spring compressing tablet, the left driving wheel of 8-, 9-advances the sheet sensor, the anti-shake pinch roller of 10-, 11-light source diffusing panel, the 12-LED line source, 13-light source light shield, 14-slice sensor, the 15-lower margin, 16-receiving can, the right driving wheel of 17-, the right engaged wheel of 18-, 19-casing, 20-motion control board electric cabinet.
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Embodiment
According to shown in Figure 1, the quick high-definition digital input device that is used for the radiographic inspection negative plate of pressure-bearing kind equipment weld seam, comprise casing 19 and be installed in frame 4 in the casing 19, in the bottom of casing lower margin 15 is arranged, image acquisition industrial CCD line-scan digital camera 1 and camera lens 2 are arranged on described frame 4 tops, LED line source 12 is arranged at the bottom of frame 4, have film transfer device used in the middle of the frame 4, linked to each other with computing machine by motion control board electric cabinet 20, image acquisition industrial CCD camera 1 links to each other with computing machine by the USB line.Described film transfer device used film tablet press mechanism and the film conveying mechanism of comprising, film tablet press mechanism comprise and are positioned at up and down corresponding upper spring compressing tablet 6 and lower spring compressing tablet 7 of casing one side, and be positioned at 4 anti-shake pinch rollers 10 facing each other of frame 4 inside; Film conveying mechanism comprises the left driving wheel 8 and right driving wheel 17 that lays respectively at frame 4 left and right sides, and lays respectively at left engaged wheel 5 and the right engaged wheel 18 on left driving wheel 8 and right driving wheel 17 tops.
Between the two anti-shake pinch rollers of left side, have into sheet sensor 9, between the two anti-shake pinch rollers of right side, slice sensor 14 is arranged, describedly advance sheet sensor 9 and linked to each other with computing machine by motion control board electric cabinet 20 respectively with slice sensor 14.
On the right side of right driving wheel receiving can 16 is arranged, light shield 3 is arranged below camera lens 2, light source diffusing panel 11 is arranged above LED line source 12, above LED line source 12 and light source diffusing panel 11, light source light shield 13 is arranged.
Claims (9)
1. the quick high-definition digital input device that is used for the radiographic inspection negative plate of pressure-bearing kind equipment weld seam, comprise casing (19) and be installed in the interior frame (4) of casing (19), it is characterized in that: image acquisition industrial CCD line-scan digital camera (1) and camera lens (2) are arranged on described frame (4) top, LED line source (12) is arranged at the bottom of frame (4), have film transfer device used in the middle of the frame (4), linked to each other with computing machine by motion control board electric cabinet (20), image acquisition industrial CCD camera (1) links to each other with computing machine by the USB line.
2. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 1 is characterized in that: described film transfer device used film tablet press mechanism and the film conveying mechanism of comprising.
3. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 2, it is characterized in that: described film tablet press mechanism comprises and is positioned at up and down corresponding upper spring compressing tablet (6) and lower spring compressing tablet (7) of casing one side, and is positioned at inner 4 the anti-shake pinch rollers facing each other (10) of frame (4).
4. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 3, it is characterized in that: between the two anti-shake pinch rollers of left side, have into sheet sensor (9), between the two anti-shake pinch rollers of right side, slice sensor (14) is arranged, describedly advance sheet sensor (9) and linked to each other with computing machine by motion control board electric cabinet (20) respectively with slice sensor (14).
5. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 2, it is characterized in that: described film conveying mechanism comprises the left driving wheel (8) and right driving wheel (17) that lays respectively at frame (4) left and right sides, and lays respectively at left engaged wheel (5) and the right engaged wheel (18) on left driving wheel (8) and right driving wheel (17) top.
6. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 5 is characterized in that: on the right side of described right driving wheel (17) receiving can (16) is arranged.
7. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 1 is characterized in that: in the below of described camera lens (2) light shield (3) is arranged.
8. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 1 is characterized in that: in the top of described LED line source (12) light source diffusing panel (11) is arranged.
9. the quick high-definition digital input device of the radiographic inspection negative plate for pressure-bearing kind equipment weld seam according to claim 1, it is characterized in that: there is light source light shield (13) top at described LED line source (12) and light source diffusing panel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220426606.8U CN202869999U (en) | 2012-08-27 | 2012-08-27 | Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220426606.8U CN202869999U (en) | 2012-08-27 | 2012-08-27 | Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices |
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| Publication Number | Publication Date |
|---|---|
| CN202869999U true CN202869999U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220426606.8U Expired - Lifetime CN202869999U (en) | 2012-08-27 | 2012-08-27 | Rapid high-definition digital input apparatus of radiographic inspection negative films for welding lines of pressure-bearing type devices |
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| Country | Link |
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| CN (1) | CN202869999U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830129A (en) * | 2012-08-27 | 2012-12-19 | 张峰 | Quick high-definition digitalized recording device for ray detection negative film for welded joints of pressure-bearing equipment |
| CN106970469A (en) * | 2017-05-04 | 2017-07-21 | 北京大申烽华科技有限责任公司 | Film ultra high-definition image digital reading device |
| CN109856893A (en) * | 2019-03-12 | 2019-06-07 | 苏州大学 | A kind of full-automatic radiographic film projection reading set mechanism |
-
2012
- 2012-08-27 CN CN201220426606.8U patent/CN202869999U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830129A (en) * | 2012-08-27 | 2012-12-19 | 张峰 | Quick high-definition digitalized recording device for ray detection negative film for welded joints of pressure-bearing equipment |
| CN102830129B (en) * | 2012-08-27 | 2015-07-15 | 山东省特种设备检验研究院 | Quick high-definition digitalized recording device for ray detection negative film for welded joints of pressure-bearing equipment |
| CN106970469A (en) * | 2017-05-04 | 2017-07-21 | 北京大申烽华科技有限责任公司 | Film ultra high-definition image digital reading device |
| CN106970469B (en) * | 2017-05-04 | 2023-09-01 | 北京大申烽华科技有限责任公司 | Film ultra-high definition image digital reading device |
| CN109856893A (en) * | 2019-03-12 | 2019-06-07 | 苏州大学 | A kind of full-automatic radiographic film projection reading set mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: WANG PENG Effective date: 20141022 Owner name: SHANDONG SPECIAL EQUIPMENT INSPECTION AND RESEARCH Free format text: FORMER OWNER: ZHANG FENG Effective date: 20141022 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141022 Address after: Tianchen Avenue high tech Zone of Ji'nan City, Shandong Province, No. 939 250101 Patentee after: SHANDONG SPECIAL EQUIPMENT INSPECTION INSTITUTE Address before: Tianchen Avenue high tech Zone of Ji'nan City, Shandong Province, No. 939 250101 Patentee before: Zhang Feng Patentee before: Wang Peng |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170327 Address after: High tech Zone Tianchen road Ji'nan City, Shandong province 250101 No. 939 Patentee after: SHANDONG SPECIAL EQUIPMENT INSPECTION INSTITUTE LUTE INSPECTION AND TESTING CO.,LTD. Address before: Tianchen Avenue high tech Zone of Ji'nan City, Shandong Province, No. 939 250101 Patentee before: SHANDONG SPECIAL EQUIPMENT INSPECTION INSTITUTE |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |
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| CX01 | Expiry of patent term |