CN107666545B - Full-automatic archive file scanning robot - Google Patents
Full-automatic archive file scanning robot Download PDFInfo
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- CN107666545B CN107666545B CN201610598553.0A CN201610598553A CN107666545B CN 107666545 B CN107666545 B CN 107666545B CN 201610598553 A CN201610598553 A CN 201610598553A CN 107666545 B CN107666545 B CN 107666545B
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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
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00249—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a photographic apparatus, e.g. a photographic printer or a projector
- H04N1/00251—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a photographic apparatus, e.g. a photographic printer or a projector with an apparatus for taking photographic images, e.g. a camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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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
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0057—Conveying sheets before or after scanning
- H04N1/00588—Conveying sheets before or after scanning to the scanning position
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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
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0057—Conveying sheets before or after scanning
- H04N1/00591—Conveying sheets before or after scanning from the scanning position
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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
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0057—Conveying sheets before or after scanning
- H04N1/00599—Using specific components
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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
- H04N1/00681—Detecting the presence, position or size of a sheet or correcting its position before scanning
- H04N1/00684—Object of the detection
- H04N1/00687—Presence or absence
- H04N1/00689—Presence
Abstract
The full-automatic archive file scanning robot comprises three subsystems: paper feed system, system of shooing, play paper system. The three subsystems are controlled by a sub-controller and a main controller respectively, photographed data are stored in the main controller, and a network interface and a usb interface are provided for outputting external data. A light-tight shell of entire system dustcoat seals the influence of ambient light to shooing, has light to carry out the light filling in, and 4 universal wheels of bottom installation can remove. The invention applies an intelligent hardware technology, and invents a set of full-automatic, lossless and long-time working new technical equipment robot aiming at the characteristics of large scanning workload and paper diversity of file digitization work.
Description
Technical Field
The invention relates to a full-automatic document scanning device, in particular to a scanning robot which supports various paper types and can continuously run for a long time in 24 hours aiming at the digitalized processing characteristic of archives.
Background
In the digital processing work of the file, the paper document needs to be subjected to image scanning work. Existing scanning devices include single page document scanners and multi-page document scanners. The principle is that the ccd image camera is moved on the surface of the file to achieve the result of image scanning. The method has the advantages that the precision and the definition of image scanning are high; but the speed of scanning is slow because scanning is achieved by displacing the scanning head, which takes a time. On the other hand, if a multi-page document scanner is used for multi-page scanning, because a traditional roller friction paper feeding mode is adopted during paper feeding, a requirement is placed on paper quality, and the thin document cannot be automatically fed and scanned. The two common scanners need to be present in the whole working process, and are not suitable for meeting the requirements of a large amount of processing contents with various styles in the file digital processing.
Disclosure of Invention
The purpose of the invention is as follows: the invention provides a scanning robot supporting continuous operation of multiple pages, which solves the problem of paper feeding firstly. The problems of paper feeding include the design of a large-capacity paper feeder and the change of the friction paper feeding mode of a common traditional roller. And secondly, the problem of slow scanning speed is solved. The method of scanning the document page by displacement is changed, and the method of taking a picture is adopted, so that the scanning action can be completed within 1 second. And the third way of paper discharge is to change the traditional roller friction way into a mechanical page turning way. The fourth control system is divided into a branch controller and a master controller. The sub-controllers are responsible for reading parameters of each sensor and controlling the running conditions of the stepping motors at each stage, and when the archive file paper enters a designated position, the main controllers are informed to take a picture; the master controller is connected with the two high-resolution cameras, and is used for photographing the files and storing the photographed files in a hard disk of the master controller. The sub-controllers and the main controller carry out data communication through a USB or RS232 interface.
The invention is realized by the following steps: a full-automatic archive file scanning robot comprises a set of longitudinal paper feeding device, a two-degree-of-freedom paper feeder, a set of double-sided photographing system and a paper discharging system; the systems are linked to realize automatic scanning of the archive files; the longitudinal paper feeding device is basically characterized in that a longitudinal moving stepping motor drives a threaded screw rod to push a paper feeding platform to move longitudinally so as to enable the uppermost layer of a paper stack to reach a specified height, a hollow hole is formed in the bottom of a paper feeding device paper placing platform, a light intensity sensor is arranged in the hollow hole to determine whether paper is placed on the paper feeding platform, and an infrared correlation sensor is arranged at the top of the threaded screw rod of the paper feeding device to detect whether the uppermost layer of the paper stack reaches the specified height; the two-degree-of-freedom paper feeder comprises a two-degree-of-freedom mechanism and a sucker, wherein the two-degree-of-freedom mechanism can freely move in the direction of X, Z in the machine to drive the sucker to suck paper to reach an upper designated photographing area and a lower designated photographing area; when the device works, firstly, the paper is sucked to reach the upper photographing position, and the camera positioned below the paper firstly photographs to obtain a back image of the paper; then the sucker moves downwards, the paper is placed at a lower photographing position, and a camera positioned above the paper photographs to obtain a front image of the paper and complete one-time scanning; the mechanical structure of the two-degree-of-freedom mechanism adopts a stepping motor to drive the synchronous belt and the corresponding guide rail sliding table to realize, the sucker is fixed on the two-degree-of-freedom mechanism to realize the suction of paper, the sucker is provided with four vacuum suction nozzles, the position is in the shape of a Chinese character kou, and the size of the Chinese character kou is smaller than the A4 breadth. The double-sided photographing system is characterized in that a high-resolution digital camera is arranged in a photographing region from top to bottom, the camera below the double-sided photographing system is installed on a paper discharging platform, the middle of the paper discharging platform is provided with a hole, the camera is embedded into the hole to photograph the back of paper, the camera above the paper is installed on a frame to photograph the front of the paper, the paper is sucked by a paper feeder to move to the upper side of the photographing region, the camera below the paper is firstly photographed, after photographing is finished, the paper feeder sucks the paper to move to the sucker below the photographing region to lose suction force, so that the paper drops on the paper discharging platform, the camera above the paper starts photographing, and after photographing is finished, the paper is waited to discharge.
Compared with the prior art, the invention has the following positive effects: the invention applies an intelligent hardware technology, and invents a set of new technical equipment which is full-automatic, lossless and long-time working aiming at the characteristics of large scanning workload and paper diversity of file digitization work.
Firstly, a vacuum chuck paper suction mode is adopted in paper feeding, so that the function of protecting a scanning original paper in the scanning processing process is furthest solved; meanwhile, various types of paper can be compatible to the maximum extent, and the working efficiency is improved
The second adopts the mode of paper feeder step motor + high-speed slip table in the paper feed, and the transport efficiency of furthest's improvement paper, speed are greater than the mode of traditional gyro wheel friction paper feed far away.
And thirdly, a high-resolution camera fixed focal length full-page shooting mode is adopted for scanning paper, so that the scanning quality is greatly improved, the speed is high, and the shooting of one page can be controlled within 1 second.
The fourth whole equipment adopts automatic linkage control, the whole equipment is a relatively closed environment, the problem of shooting and photographing ambient light is also solved, the quality of shot pictures is good, and the long-time stable work can be realized.
Drawings
Fig. 1 is a schematic structural diagram of a full-automatic archive file scanning robot provided by the invention.
Fig. 2 is an exploded view of the paper feeding device of the present invention.
Fig. 3 is an exploded view of the photographing apparatus according to the present invention.
Fig. 4 is an exploded view of the paper feeding device of the present invention.
Detailed Description
As shown in fig. 1, the present invention provides a structural schematic diagram of a full-automatic archive file scanning robot 1, which is divided into four parts, namely, a first paper feeding system, a second photographing system, a third paper discharging system, a fourth general controller and a sub-controller.
The three subsystems are controlled by a sub-controller 91 and a main controller 92 respectively, meanwhile, the functions of starting, suspending and closing of the system and the like are provided for a control panel 93, photographed data are stored in the main controller 92, and a network interface is provided for the outside to output the external data through FTP file service. A light tight shell 2 of entire system dustcoat seals the influence of ambient light to shooing, has light 51 to carry out the light filling in, and 4 universal wheels 81 of bottom installation can remove.
As shown in fig. 2, the paper feeding system includes a set of longitudinal paper feeding device and a set of transverse paper feeding device. The basic components of the longitudinal paper feeding device are a paper feeding device placing platform 3 which can be moved longitudinally and can be powered by a paper feeding device longitudinal moving stepping motor 31, and the mode that the paper feeding device longitudinal moving stepping motor 31, a paper feeding device screw thread screw rod 34 and the paper feeding device placing platform 3 are adopted is adopted. Its advantages are high bearing capacity and high displacement precision. In addition, a hole is arranged at the bottom of the platform, a paper feeder light intensity sensor 33 is arranged, and whether paper is placed on the platform or not is determined through light sensing. An infrared correlation sensor 32 is installed on the top of the feed screw 34 to intercept infrared rays when the paper moves to a fixed height, thereby detecting that the paper has been longitudinally displaced to a predetermined position to be grasped.
The lateral paper feeding device is composed of a guide rail 42 capable of moving laterally + a paper feeder lateral movement slide table 47+ a paper feeder lateral movement stepping motor 41, and a paper feeder longitudinal movement slide table 43+ a paper feeder longitudinal movement stepping motor 48. The paper feeder longitudinal sliding table 43 is mounted on the paper feeder transverse sliding table 47, the paper feeder longitudinal sliding table 43 is responsible for moving up and down, and the paper feeder transverse sliding table 47 is responsible for moving left and right. A sucker fixing flat plate 45 is arranged on a sliding table 43 of the paper feeder which moves longitudinally, the size of the sucker fixing flat plate is larger than the A4 breadth, 4 holes are drilled on the flat plate, 4 vacuum suckers 46 are installed in the holes, the vacuum suckers 46 are connected with a vacuum generator 44 and an air cylinder 8, and a manipulator for sucking paper is formed by utilizing the vacuum action.
When the paper enters a preset position to be grabbed, the sucker fixing flat plate 45 controls the sucker 46 to be positioned and move downwards to the paper position by contacting with the paper feeder longitudinal movement position sensor 59, the sub-controller 91 controls the electromagnetic valve 10 to be switched on, high-pressure gas generates negative pressure through the vacuum generator 44, the sucker 46 sucks the paper and then moves upwards, after moving upwards for a fixed position, the whole sucker 46 moves transversely, and the sucker 46 moves to be positioned to the photographing area 52 to be photographed by contacting with the paper feeder transverse movement position sensor 55 from the initial position to the paper feeder transverse movement position sensor 56.
As shown in fig. 3, the exploded schematic view of the photographing apparatus of the present invention shows: 2 high-resolution digital cameras 5 are respectively arranged in the photographing area 52 from top to bottom, the camera 5 below the camera is mounted on a paper placing platform 61, the middle of the paper placing platform is provided with a hole, the camera 5 is embedded in the air, the platform 61 is connected with a rotatable cross rudder disc 63, and a steering engine 62 is mounted at one end of a rotating shaft and can rotate by 90 degrees. When the suction cup 46 moves to the photographing area 52, the suction cup moves downwards after photographing, the contact paper feeder longitudinal movement position sensor 57 is moved to the initial position of the photographing area 52 to move and position the camera 5 positioned below the photographing area 52, the sub-controller 91 controls the electromagnetic valve 10 to close the air delivery duct 9, the suction cup 46 loses suction force, so that a document falls and is placed on the platform 61, the camera 5 positioned above the suction cup starts photographing, and the photographing is finished and paper is waited to be discharged. 4 LED light supplement lamps 51 are respectively arranged in 4 directions of a photographing area 52 to supplement light during photographing, and the LED light supplement lamps are respectively lighted up to achieve the light supplement effect during up-down photographing.
As shown in fig. 4, the exploded structure diagram of the paper feeding device of the present invention shows: the paper discharging system comprises a steering engine 62, a cross steering wheel 63 and a rotating shaft, wherein the shaft is connected with a paper feeder to place a paper flat plate 61, the paper feeder places the paper flat plate 61 and a camera 5 for taking a picture is installed together, and the whole platform can rotate downwards by 90 degrees. A large capacity paper slot 64 is mounted below the platform.
When the photographing is finished, the steering engine 62 drives the rotating shaft to drive the platform 61 to rotate downwards by 90 degrees, so that the document placed on the platform 61 naturally falls into the paper slot 64, and the actions of feeding, photographing and discharging the document are finished.
The sub-controller 91 is set as follows: the slave controller 91 communicates with the master controller 92 via a USB interface. The sub-controller 91 is connected to each stepping motor and the steering gear 62, and provides a motor operation control signal. The sub-controller 91 is connected to each sensor, detects sensor data, and controls the operation of the motor according to a predefined rule.
The overall controller 92 is set up as follows: and controlling the photographing camera 5 to perform photographing scanning action. The scanned pictures are saved in a standard format, including JPG, TIFF. And providing an interface mode for externally acquiring scanning data, namely FTP.
The control panel 93 is set as follows: comprises four key controls, which are respectively as follows: power is started, stopped and reset. The 8-digit nixie tube shows the number of sheets that have been scanned and the total number of sheets.
Claims (2)
1. A full-automatic archive file scanning robot comprises a set of longitudinal paper feeding device, a two-degree-of-freedom paper feeder, a set of double-sided photographing system and a paper discharging system; the systems are linked to realize automatic scanning of the archive files; the method is characterized in that: the longitudinal paper feeding device is basically characterized in that a longitudinal moving stepping motor drives a threaded screw rod to push a paper feeding platform to move longitudinally so as to enable the uppermost layer of a paper stack to reach a specified height, a hollow hole is formed in the bottom of a paper feeding device paper placing platform, a light intensity sensor is arranged in the hollow hole to determine whether paper is placed on the paper feeding platform, and an infrared correlation sensor is arranged at the top of the threaded screw rod of the paper feeding device to detect whether the uppermost layer of the paper stack reaches the specified height; the two-degree-of-freedom paper feeder comprises a two-degree-of-freedom mechanism and a sucker, wherein the two-degree-of-freedom mechanism can freely move in the direction of X, Z in the machine to drive the sucker to suck paper to reach an upper designated photographing area and a lower designated photographing area; when the device works, firstly, the paper is sucked to reach the upper photographing position, and the camera positioned below the paper firstly photographs to obtain a back image of the paper; then the sucker moves downwards, the paper is placed at a lower photographing position, and a camera positioned above the paper photographs to obtain a front image of the paper and complete one-time scanning; the mechanical structure of the two-degree-of-freedom mechanism adopts a stepping motor to drive the synchronous belt and the corresponding guide rail sliding table to realize, the sucker is fixed on the two-degree-of-freedom mechanism to realize the suction of paper, the sucker is provided with four vacuum suction nozzles, the position is in the shape of a Chinese character kou, and the size of the Chinese character kou is smaller than the A4 breadth.
2. The robot of claim 1, wherein: the double-sided photographing system is characterized in that a high-resolution digital camera is arranged in a photographing region from top to bottom, the camera below the double-sided photographing system is installed on a paper discharging platform, the middle of the paper discharging platform is provided with a hole, the camera is embedded into the hole to photograph the back of paper, the camera above the paper is installed on a frame to photograph the front of the paper, the paper is sucked by a paper feeder to move to the upper side of the photographing region, the camera below the paper is firstly photographed, after photographing is finished, the paper feeder sucks the paper to move to the sucker below the photographing region to lose suction force, so that the paper drops on the paper discharging platform, the camera above the paper starts photographing, and after photographing is finished, the paper is waited to discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610598553.0A CN107666545B (en) | 2016-07-28 | 2016-07-28 | Full-automatic archive file scanning robot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610598553.0A CN107666545B (en) | 2016-07-28 | 2016-07-28 | Full-automatic archive file scanning robot |
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| CN107666545A CN107666545A (en) | 2018-02-06 |
| CN107666545B true CN107666545B (en) | 2020-03-31 |
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| CN201610598553.0A Active CN107666545B (en) | 2016-07-28 | 2016-07-28 | Full-automatic archive file scanning robot |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108366180A (en) * | 2018-05-08 | 2018-08-03 | 无锡中育科教技术有限公司 | A kind of automatic leaf turner that paper is taken pictures |
| CN109151248B (en) * | 2018-09-03 | 2020-03-24 | 西安财经学院 | A many paper scanning device for movie & TV script personage emotion recognition |
| CN110562773A (en) * | 2019-09-19 | 2019-12-13 | 中北大学 | Paper archives data acquisition device |
Citations (4)
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|---|---|---|---|---|
| CN201286134Y (en) * | 2008-04-11 | 2009-08-05 | 李念福 | Paper conveyor mechanism for image and text digital instrument |
| CN202967626U (en) * | 2012-09-28 | 2013-06-05 | 北京意高科技有限公司 | Paper advance mechanism of paper feeding machine for laminating machine |
| CN104228374A (en) * | 2014-09-15 | 2014-12-24 | 中国工商银行股份有限公司 | Stamping machine and control method and control device thereof and system |
| CN105236192A (en) * | 2015-10-20 | 2016-01-13 | 安徽华艺印刷包装有限公司 | Automatic paperboard stacking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7346206B2 (en) * | 2003-06-20 | 2008-03-18 | Hewlett-Packard Development Company, L.P. | Optical object detector |
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- 2016-07-28 CN CN201610598553.0A patent/CN107666545B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201286134Y (en) * | 2008-04-11 | 2009-08-05 | 李念福 | Paper conveyor mechanism for image and text digital instrument |
| CN202967626U (en) * | 2012-09-28 | 2013-06-05 | 北京意高科技有限公司 | Paper advance mechanism of paper feeding machine for laminating machine |
| CN104228374A (en) * | 2014-09-15 | 2014-12-24 | 中国工商银行股份有限公司 | Stamping machine and control method and control device thereof and system |
| CN105236192A (en) * | 2015-10-20 | 2016-01-13 | 安徽华艺印刷包装有限公司 | Automatic paperboard stacking device |
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| CN107666545A (en) | 2018-02-06 |
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Inventor after: Pan Xiaoguang Inventor after: LingHu Bin Inventor after: Wang Xiaohua Inventor after: Li Guozhong Inventor after: Kong Ye Inventor after: Qiu Yaqian Inventor after: Pan Zhe Inventor after: Fan Sijia Inventor before: LingHu Bin Inventor before: Pan Xiaoguang Inventor before: Wang Xiaohua Inventor before: Li Guozhong Inventor before: Kong Ye Inventor before: Qiu Yaqian Inventor before: Pan Zhe Inventor before: Fan Sijia |
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Effective date of registration: 20220927 Address after: 030006 room a118, No.15, Keji street, high tech Zone, Taiyuan City, Shanxi Province Patentee after: Shanxi Sanyouhuo Intelligence Information Technology Co.,Ltd. Address before: Room A118, No. 15 Keji Street, High-tech Zone, Taiyuan City, Shanxi Province 030002 Patentee before: Shanxi Sanyouhuo Intelligence Information Technology Co.,Ltd. Patentee before: LingHu Bin Patentee before: Pan Xiaoguang |
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