CN106412373A - Portable extra-large-breadth high-precision scanning device - Google Patents
Portable extra-large-breadth high-precision scanning device Download PDFInfo
- Publication number
- CN106412373A CN106412373A CN201611016785.7A CN201611016785A CN106412373A CN 106412373 A CN106412373 A CN 106412373A CN 201611016785 A CN201611016785 A CN 201611016785A CN 106412373 A CN106412373 A CN 106412373A
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- China
- Prior art keywords
- scanner
- module
- main frame
- high accuracy
- motor
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/031—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array the photodetectors having a one-to-one and optically positive correspondence with the scanned picture elements, e.g. linear contact sensors
- H04N1/0318—Integral pick-up heads, i.e. self-contained heads whose basic elements are a light-source, a lens array and a photodetector array which are supported by a single-piece frame
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
- H04N1/107—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with manual scanning
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Abstract
The invention discloses a portable extra-large-breadth high-precision scanning device. The characteristics lie in that the portable extra-large-breadth high-precision scanning device comprises a scanner master machine, a scanner slave machine, roadways and a stepper motor, the scanner master machine and the stepper motor are connected and arranged on the roadways, and the scanner master machine transmits acquired image information to the scanner slave machine which is wirelessly connected with the scanner master machine. The device disclosed by the invention selects a portable handheld scanner structure, adopts a block image acquisition mode, combines an image splicing technology, adopts a constant current source to drive a sensor five-color light source and adopts the stepper motor to drive transverse constant-speed scanning, thereby realizing portable large-breadth high-precision image acquisition.
Description
Technical field
The invention belongs to scanner technology field, specifically a kind of portable super large breadth high accuracy scanning means.
Background technology
At present, domestic and international large format scanner is generally divided into flat, drum-type and three kinds of hand-held.But due to flat board
Formula, drum type scanner complete large area image scanning using fixing device, and equipment is huge and expensive, and easily to sweeping
The target retouched causes to damage, and scans limited by thickness and the type of target, and the thickness of scanning is less than maximum paper feed height, scanning
Type is generally limited to papery class.And although hand-held scanner device is light, horizontal scanning rate is uneven, causes image
Resolution accuracy is low, less than 600DPI.
Content of the invention
The purpose of the present invention is overcoming deficiency of the prior art, and provides a kind of portable super large breadth high accuracy to scan
Device, this scanner adopts hand-held scanner mode, and combines horizontal uniform speed scanning and the high accuracy of fixing device scanner
Sampling configuration, realizes the work of portable high-accuracy large format scanning imagery, and device is light, flexible, and scanning speed uniformly and scans
Speed is fast, and scanning target is various, identification region is big, the collection precision of images is high.
The technical scheme realizing the object of the invention is：
A kind of portable super large breadth high accuracy scanning means, including scanner main frame, scanner slave, tunnel and stepping electricity
Machine, scanner main frame is connected with motor and is located on tunnel, and the image information collecting is sent to and sweeps by scanner main frame
Retouch instrument main frame and pass through the wireless scanner slave connecting；
Described tunnel is the size according to scanning area, the motor running track built from bar, and will sweep
Retouch region and be divided into n block, after the end of scan, scanning means is carried out disassembling folding.
Every piece of region in described tunnel n block region is provided with motor.
Described scanner main frame scans to the n block area dividing in tunnel.
Described scanner main frame includes main control module, LED drive module, CIS sensor assembly, AD data acquisition module
Block, wireless transmitter module and step motor drive module, main control module respectively with LED drive module, AD data acquisition module, no
Line transmitter module and step motor drive module connect, and LED drive module is also connected with CIS sensor assembly, CIS sensor die
Block is also connected with AD data acquisition module.
Described AD data acquisition module adopts WM8213 tri- tunnel independence modulus conversion chip, and fast parallel collection CIS passes
The image information of sensor module.
Described LED drive module adopts constant-current source chip drives, exports constant current.
Described CIS sensor assembly, exports five kinds of light sources of R, G, B, IR, UV, using three-channel parallel output signal mode.
Described scanner slave includes wireless receiving module and PC, and wireless receiving module is connected with PC.
Described wireless receiving module is connected with the wireless transmitter module of scanner main frame by electromagnetic wave and carries out two-way number
According to propagation.
Described motor is located in the motor running track in tunnel, each motor and scanner main frame
Step motor drive module connect, uniform motion in running track, drive scanner main frame at the uniform velocity transport in running track
Dynamic.
A kind of portable super large breadth high accuracy scanning means, this device retouches instrument structure from portable hand-held, adopts and divides
Block image acquisition mode, in conjunction with image mosaic technology, adopts constant-current source to drive sensor five color light source to drive with motor in addition
Move horizontal uniform speed scanning, realize the high precision image collecting work of portable large format.Make scanning means image resolution ratio high
Reach 1200DPI, scanning speed is 445us/ line, and there is realization and image acquisition is carried out to arbitrary size paper it might even be possible to right
Arbitrary shape, the plane material of size carry out image acquisition, realize high accuracy and identify image.（1）Portable scanner structure, will
Image carries out piecemeal and is divided into n bar tunnel, and provides motor vertical sweep track for every tunnel.This device than flat,
Drum-type large format scanner is light, and solves the sampled images resolution that hand-held scanner causes because lateral operation is shaken
The low problem of rate；（2）Block image acquisition mode, will be fixed the scanning of formula scanner image from segmented areas.By stepping
The image information samples that motor at the uniform velocity moves and constant light source is reflected, reduce light interference and quick focus issues, real
Existing segmented areas high precision image collection；（3）Image mosaic technology, the image information that piecemeal is sampled, using the image of profile
Matching process, according to correlation properties relation between image, completes image seamless splicing, realizes artwork reduction output.This skill
Art compensate for the shortcoming that blocked scan instrument can not identify full figure, and solves fixed large format scanner apparatus expensive, operation
Numerous and diverse the problems such as.
Brief description
Fig. 1 is beam scanner system block diagram；
Fig. 2 block image gathers pattern；
Fig. 3 image mosaic recovers artwork；
In figure, 1. scanner main frame 2. tunnel 3. scanner slave 4. motor, 5. main control module 6. LED driving mould
Block 7.CIS sensor assembly 8.AD data acquisition module 9. wireless transmitter module, 10. step motor drive module 11. is no
Line receiver module 12.PC machine 13. motor running track.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is further elaborated, but is not limitation of the invention.
Embodiment：
As shown in figure 1, a kind of portable super large breadth high accuracy scanning means, including scanner main frame 1, scanner slave 3, lane
Road 2 and motor 4, scanner main frame 1 is connected with motor 4 and is located on tunnel 2, and scanner main frame 1 is by the figure collecting
As information transmission passes through the wireless scanner slave 3 being connected to scanner main frame 1；
Described tunnel 2 is the size according to scanning area, the running track built from aluminium bar, and scanning area is divided
For n block, after the end of scan, scanning means is carried out disassembling folding.
The n block region in described tunnel 2, every piece of region is provided with motor 4.
Described scanner main frame 1 scans to the n block area dividing in tunnel 2.
Described scanner main frame 1 includes main control module 5, LED drive module 6, CIS sensor assembly 7, AD data acquisition
Module 8, wireless transmitter module 9 and step motor drive module 10, main control module 5 is adopted with LED drive module 6, AD data respectively
Collection module 8, wireless transmitter module 9 and step motor drive module 10 connect, and LED drive module 6 is with CIS sensor assembly 7 even
Connect, CIS sensor assembly 7 is also connected with AD data acquisition module 8.
Described AD data acquisition module 8 adopts WM8213 tri- tunnel independence modulus conversion chip, and fast parallel collection CIS passes
The image information of sensor module 7.
Described LED drive module 6 adopts constant-current source chip drives, exports constant current.
Described CIS sensor assembly 7, exports five kinds of light sources of R, G, B, IR, UV, using three-channel parallel output signal side
Formula.
Described scanner slave 3 includes wireless receiving module 11 and PC 12, and wireless receiving module 11 is with PC 12 even
Connect.
Described wireless receiving module 11 be connected with the wireless transmitter module 9 of scanner main frame 1 by electromagnetic wave carry out double
To data dissemination.
Described motor 4 is located in the motor running track 13 in tunnel 2, each motor 4 and scanning
The step motor drive module 10 of instrument main frame 1 connects, and motor 4 is at the uniform velocity transported in the motor running track 13 in tunnel 2
Dynamic, drive scanner main frame 1 uniform motion in motor running track 13.
During use, first according to required scanning area, size, build suitable motor from aluminium bar and run rail
Road 13, scanning area is divided into n block, scanner main frame 1 is arranged in tunnel 2 and carries out block image collection, and scanner main frame 1 leads to
Cross LED drive module 6 output constant light source, drive scanner main frame 1 uniform speed scanning using motor 4, through source reflection
Image information receives collection by CIS sensor assembly 7, and is sent to AD data acquisition module 8 and carries out analog digital conversion, by master control
The digital picture of conversion is sent through electromagnetic wave to the wireless receiving module of scanner slave 3 by module 5 through wireless transmitter module 9
11, wireless receiving module 11 image information collecting is sent on PC 12 and carries out image mosaic work, using profile
Image matching method is realized large format artwork and is recovered output display.
As Fig. 2, shown in Fig. 3, the image of different tunnels collection has overlapped part, using characteristics of image dependency,
Find out lap, the cut-off rule of such as in figure represents overlapping, using image mosaic technology, reduce artwork output, verify this scanning
The work of high accuracy large format scanning imagery realized by instrument, meets practical application request.
Claims (10)
1. a kind of portable super large breadth high accuracy scanning means it is characterised in that include scanner main frame, scanner slave,
Tunnel and motor, scanner main frame is connected with motor and is located on tunnel, and the image collecting is believed by scanner main frame
Breath is sent to and passes through the wireless scanner slave being connected with scanner main frame；Wherein said tunnel is the chi according to scanning area
Very little size, the motor running track built from bar, and scanning area is divided into n block, after the end of scan, to scanning dress
Put and carry out disassembling folding.
2. portable super large breadth high accuracy scanning means according to claim 1 is it is characterised in that described tunnel n
Every piece of region in block region is provided with motor.
3. portable super large breadth high accuracy scanning means according to claim 1 is it is characterised in that described scanner
Main frame scans to the n block area dividing in tunnel.
4. portable super large breadth high accuracy scanning means according to claim 1 is it is characterised in that described scanner
Main frame includes main control module, LED drive module, CIS sensor assembly, AD data acquisition module, wireless transmitter module and stepping
Motor drive module, main control module respectively with LED drive module, AD data acquisition module, wireless transmitter module and motor
Drive module connects, and LED drive module is also connected with CIS sensor assembly, CIS sensor assembly also with AD data acquisition module
Connect.
5. portable super large breadth high accuracy scanning means according to claim 4 is it is characterised in that described AD data
Acquisition module adopts WM8213 tri- tunnel independence modulus conversion chip, the image information of fast parallel collection CIS sensor assembly.
6. portable super large breadth high accuracy scanning means according to claim 4 is it is characterised in that described LED drives
Dynamic model block adopts constant-current source chip drives, exports constant current.
7. portable super large breadth high accuracy scanning means according to claim 4 is it is characterised in that described CIS passes
Sensor module, exports five kinds of light sources of R, G, B, IR, UV, using three-channel parallel output signal mode.
8. portable super large breadth high accuracy scanning means according to claim 1 is it is characterised in that described scanner
Slave includes wireless receiving module and PC, and wireless receiving module is connected with PC.
9. portable super large breadth high accuracy scanning means according to claim 7 is it is characterised in that described wirelessly connects
Receive module to be connected with the wireless transmitter module of scanner main frame by electromagnetic wave and carry out bi-directional data propagation.
10. portable super large breadth high accuracy scanning means according to claim 1 is it is characterised in that described stepping
Motor is located in the motor running track in tunnel, the step motor drive module of each motor and scanner main frame
Connect, uniform motion in running track, drive scanner main frame uniform motion in running track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611016785.7A CN106412373A (en) | 2016-11-18 | 2016-11-18 | Portable extra-large-breadth high-precision scanning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611016785.7A CN106412373A (en) | 2016-11-18 | 2016-11-18 | Portable extra-large-breadth high-precision scanning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106412373A true CN106412373A (en) | 2017-02-15 |
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ID=58068636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611016785.7A Pending CN106412373A (en) | 2016-11-18 | 2016-11-18 | Portable extra-large-breadth high-precision scanning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106412373A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107944523A (en) * | 2018-01-03 | 2018-04-20 | 安徽联合安全科技有限公司 | A kind of VIN codes scanning means and control method |
| US20190325560A1 (en) * | 2018-04-23 | 2019-10-24 | Wrapped Llc | High-resolution animated raster artwork for display |
| CN111277765A (en) * | 2020-03-11 | 2020-06-12 | 甘肃省科学院 | Matrix type system for acquiring digitization of oversized picture by utilizing WiFi link |
-
2016
- 2016-11-18 CN CN201611016785.7A patent/CN106412373A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107944523A (en) * | 2018-01-03 | 2018-04-20 | 安徽联合安全科技有限公司 | A kind of VIN codes scanning means and control method |
| US20190325560A1 (en) * | 2018-04-23 | 2019-10-24 | Wrapped Llc | High-resolution animated raster artwork for display |
| CN111277765A (en) * | 2020-03-11 | 2020-06-12 | 甘肃省科学院 | Matrix type system for acquiring digitization of oversized picture by utilizing WiFi link |
| CN111277765B (en) * | 2020-03-11 | 2021-09-14 | 甘肃省科学院 | Matrix type system for acquiring digitization of oversized picture by utilizing WiFi link |
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Application publication date: 20170215 |