CN113109351A - Book borrowing and returning damage degree intelligent detection device and system thereof - Google Patents
Book borrowing and returning damage degree intelligent detection device and system thereof Download PDFInfo
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Abstract
The invention discloses an intelligent detection device and system for book borrowing and returning damage degree, and relates to the technical field of book management. In the invention: a book label scanning mechanism for scanning and reading book labels attached to book cover pages is arranged in the area right above the rotary tray. The periphery of the first rotating power device is provided with a transverse moving power device, and an inspection mechanism mounting body is transversely connected to the transverse moving power device in a driving mode. A pre-distance sensing module and a synchronous video camera are embedded and configured at one side of the inspection mechanism mounting body; the side wall distance sensing module between the pre-distance sensing module and the synchronous video camera is installed on the checking mechanism installing body in a guiding mode. According to the book side wall state detection method and device, the state information of the book side wall before and after borrowing is judged, when the book side wall is abnormally foamed, has defects and the like, the book side wall state detection method and device can timely detect and prompt output, and book management personnel can conveniently manage and maintain book borrowing and returning operations of books efficiently.
Description
Technical Field
The invention belongs to the technical field of book management, and particularly relates to an intelligent detection device and system for book borrowing and returning damage degrees.
Background
The library management system refers to a series of regulations established by the library with respect to library books and to be followed. The book management system comprises a book borrowing system, a book reading room management system, audio and video data use rules and the like.
Especially, in daily management of a college campus library, college students frequently borrow and return books, and some books are damaged for various reasons when being returned after being borrowed, so that a librarian cannot check the damage of the books without interruption and errors. In addition, some books are damaged to some extent when being borrowed, and it is not easy to determine whether damage occurs after being borrowed when the books are returned.
The book borrowing and returning system and the book damage degree detection device are characterized in that the book borrowing and returning weight is detected, page turning and page checking are carried out on the books through an internal roller structure, certain damaged books exist in long time or the books themselves in some years, the rollers are adopted to rapidly turn pages, and secondary damage to the books is easily caused.
And when university student borrows books, generally the destruction of books inside is less, all causes the extrusion of whole appearance, is stained with water etc. to books easily, leads to the books side wall to take place deformation or side wall defect, how borrow still the in-process at books and carry out high-efficient the detection to the books side wall, judge whether the page turning side wall face of books appears the damage after borrowing, becomes the problem that needs notice among the books management work.
Disclosure of Invention
The invention aims to provide an intelligent book borrowing and returning damage degree detection device and system, by judging the state information of the side walls of books before and after borrowing, when abnormal foaming, defects and the like occur on the side walls of the books, the state information can be detected in time and prompt output is carried out, and book borrowing and returning operations of book managers can be managed and maintained efficiently.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an intelligent detection device for book borrowing and returning damage degree, which comprises a main processing controller and a server, wherein the server is used for carrying out data transmission with the main processing controller in a network transmission mode; and a book label scanning mechanism for scanning and reading book labels attached to book cover pages is arranged in an area right above the rotary tray, and the book label scanning mechanism is connected with the main processing controller through a data transmission line.
The periphery of the first rotary power device is provided with a transverse moving power device, the main processing controller is connected with the transverse moving power device through an electric control circuit, and the transverse moving power device is transversely connected with an inspection mechanism mounting body in a driving mode. A pre-distance sensing module and a synchronous video camera are embedded and configured at one side of the inspection mechanism mounting body; a side wall distance sensing module positioned between the pre-distance sensing module and the synchronous video camera is installed on the inspection mechanism installation body in a guiding manner; the pre-distance sensing module, the synchronous video camera and the side wall distance sensing module are connected with the main processing controller through a data transmission line.
As an optimal technical scheme of the intelligent book borrowing and returning breakage degree detection device in the invention:
the book label scanning device comprises an upper side bracket, wherein a shell disc structure for embedding and installing a book label scanning mechanism is installed at the lower side end of the upper side bracket; the upside support is connected with a lifting adjusting mechanism, and a code scanning distance sensor which senses the distance between the upside cover and the book downwards is embedded into the lower side surface of the shell disc structure at the lower side end of the upside support.
As an optimal technical scheme of the intelligent book borrowing and returning breakage degree detection device in the invention:
the direction of the first rotary power device for driving the rotary tray to rotate is taken as the positive direction, the distance sensing module is located at the upstream position of the side wall distance sensing module in advance, and the side wall distance sensing module is located at the upstream position of the synchronous video camera.
As an optimal technical scheme of the intelligent book borrowing and returning breakage degree detection device in the invention:
the transverse moving power device is provided with a transverse moving connecting rod which transversely and horizontally guides and moves, the upper end of the transverse moving connecting rod is provided with a transverse moving bracket, and the inspection mechanism mounting body is arranged on one side of the transverse moving bracket in a matching way; an inner periphery telescopic power device is arranged on the transverse moving support, a telescopic shaft rod movably penetrating through the installation body of the inspection mechanism is arranged on the output side of the inner periphery telescopic power device, and the end side of the telescopic shaft rod is connected with the side periphery distance sensing module.
Wherein, the inspection mechanism installation body is internally provided with a through groove structure matched with a telescopic shaft lever of the inner periphery telescopic power device, and a guide groove structure matched with the side periphery distance sensing module is arranged on one side surface of the inspection mechanism installation body facing the book.
As an optimal technical scheme of the intelligent book borrowing and returning breakage degree detection device in the invention:
the side wall distance sensing module is longitudinally provided with a plurality of side wall distance sensing probes, and the horizontal height position detected by the side wall distance sensing probe at the lowest position is matched with the horizontal height of the upper side surface of the friction pad at the upper side of the rotating tray.
The invention relates to an intelligent book borrowing and returning breakage degree detection device system, which specifically comprises the following contents:
in the process of book lending:
(1) the book to be borrowed is placed on the rotary tray, the pressure sensing module on the rotary tray transmits pressure information to the main processing controller, the main processing controller receives the pressure signal and the information, the book label scanning mechanism above the book to be borrowed is driven to move, and label scanning is carried out on the current book to be borrowed.
(2) After the main processing controller acquires the book label information, the main processing controller drives the first rotating power device to move, the rotating tray is driven to rotate at a constant speed, and the book rotates along with the rotating tray.
(3) When the rotary tray starts to rotate, the distance sensing module starts to carry out distance real-time detection on the book ring side in advance, the distance sensing module transmits distance information sensed and detected by the distance sensing module to the main processing controller in advance, the main processing controller sends a control signal to the inner periphery telescopic power device according to the book ring side distance information which changes in real time, and the inner periphery telescopic power device drives the side wall to move transversely in a telescopic mode from the sensing module.
In the dynamic transverse telescopic adjustment process of the side wall distance sensing module, the distance between the side wall distance sensing module and the book side position point sensed and detected by the side wall distance sensing module is kept within a certain range value.
(4) The main processing controller stores the distance information sensing detection synchronously carried out by the plurality of side wall distance sensing probes in the same time domain, and stores the linear type of any longitudinal direction of the side wall of the book.
(5) The synchronous video camera acquires image information of the book side wall, and the main processing controller uploads the acquired book label information, the three-dimensional linear information sensed and detected by the book side wall and the image information of the book side wall to the server.
In the book returning process:
(1) the book to be borrowed is placed on the rotary tray, the pressure sensing module on the rotary tray transmits pressure information to the main processing controller, the main processing controller receives the pressure signal and the information, the book label scanning mechanism above the book to be borrowed is driven to move, and label scanning is carried out on the current book to be borrowed.
(2) After the main processing controller acquires the book label information, the main processing controller drives the first rotary power device to act to drive the rotary tray to rotate at a constant speed, the books rotate along with the rotary tray, and meanwhile the pre-distance sensing module, the side wall distance sensing module and the synchronous video camera are driven to act.
(3) The main processing controller obtains the stereoscopic linear information of the side wall of the book sensed and detected by the side wall distance sensing module, and performs fitting comparison with the stereoscopic linear information of the side wall obtained from the server when the book is lent out.
When the stereoscopic linear information of the book side wall is constructed, the main processing controller guides the acquired stereoscopic linear information of the book side wall into a preset polar coordinate system, and parameter curve fitting comparison formed by the stereoscopic linear information of the front side wall and the rear side wall of the book is performed in the same polar coordinate system.
(4) And prompting and outputting abnormal overproof parameter information in the fitting comparison in the main processing controller.
As an optimized technical scheme of the book borrowing and returning breakage intelligent detection device system in the invention:
when the main processing controller receives a pressure signal transmitted by the pressure sensing module, the code scanning distance sensor is synchronously started; setting distance parameter information sensed and detected by a code scanning distance sensor as HXThe code scanning distance of the book label scanning mechanism is preset in the main processing controller to be HOThe position of the code scanning distance sensor is adjusted until H through the lifting adjustment of the upper side supportX＝HOAnd stopping adjusting the height position of the code scanning distance sensor.
As an optimized technical scheme of the book borrowing and returning breakage intelligent detection device system in the invention:
the book label scanning mechanism scans codes to obtain book label information, the main processing controller obtains the appearance specification information G of the current book from the server, and the main processing controller correspondingly outputs the pre-delay time delta t.
The pre-delay time is the time difference between the side wall distance sensing module and the pre-distance sensing module for sensing and detecting the same position of the book ring side; the server prestores book shape specification information functions F (G) and pre-delay time functions F (t) which have functional relations
As an optimized technical scheme of the book borrowing and returning breakage intelligent detection device system in the invention:
the main processing controller analyzes the spine surface span information of the current book according to the external dimension of the current book, and when the fitting contrast of the stereo linear information of the front and rear side walls of the book is lent in the same polar coordinate system, the spine fitting matching of the book is matched in a corresponding way, and in the imported book side wall parameter curve in the polar coordinate system:
when the constant value of the distance section is correspondingly matched with the spine specification information of the book, the smooth distance section is judged to be the spine part of the book; and synchronously fitting the book spine part curves before and after borrowing out the book spine part curves, and carrying out comparative analysis on the polar coordinate curve segments of the non-book spine.
As an optimized technical scheme of the book borrowing and returning breakage intelligent detection device system in the invention:
presetting maximum overproof parameter value D of book side wall in main processing controllermaxWhen the book subjected to curve fitting borrows front and rear polar coordinate curves, the parameter difference value delta D on the same polar axis is larger than or equal to the maximum standard exceeding parameter value DmaxAnd judging that the position of the side wall of the current book is abnormally changed, and outputting an abnormal prompt.
The invention has the following beneficial effects:
according to the invention, by designing the device for intelligently detecting the book borrowing and returning damage degree and the control system thereof, the whole line type of the side wall of the book before and after borrowing is sensed, the side wall information of the book before borrowing is stored, the side wall information of the book during returning is compared and analyzed with the side wall information before borrowing, and by judging the state information of the side wall of the book before and after borrowing, when the side wall of the book is abnormally foamed, has defects and the like, the side wall information can be timely detected and prompt output, so that book borrowing and returning operations can be efficiently managed and maintained by book managers.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall layout of an intelligent book borrowing and returning breakage detection device according to the present invention;
FIG. 2 is a schematic view of the book rotated by the rotary tray according to the present invention;
FIG. 3 is a schematic view of the book rotated by the rotary tray according to the present invention;
FIG. 4 is a schematic layout view of a pre-distance sensing module, a side wall distance sensing module and a synchronous video camera on one side of an inspection mechanism mounting body according to the present invention;
FIG. 5 is a schematic diagram of the cooperation of a side wall distance sensing module and a book side wall page turning side according to the present invention;
FIG. 6 is a schematic view of the engagement of the side wall distance sensing module and the spine side of the present invention;
FIG. 7 is a logic diagram of a part of the system of the book status detection process during the borrowing of a book according to the present invention;
FIG. 8 is a logic diagram of a part of the system for detecting the book status when the book is returned;
FIG. 9 is a logic diagram of a part of the system when the pre-distance sensing module is time-coordinated with the side wall distance sensing module according to the present invention;
FIG. 10 is a schematic view of a fitting curve of a book borrowing and returning curve (any one side wall distance sensing probe) in polar coordinates according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-a first rotary power unit; 2-rotating the tray; 3-a friction pad; 4-book, 401-book side wall page turning side, 402-spine side; 5-a pressure sensing module; 6-upper side support; 7-book label scanning mechanism; 8-a traverse power device; 9-a transverse moving connecting rod; 10-traversing a support; 11-an inspection mechanism mounting body; 12-a pre-range sensing module; 13-a side wall distance sensing module; 1301-a side wall distance sensing probe; 14-synchronous video cameras; 15-an inner periphery telescopic power device; 16-code sweep distance sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
The book signal intervention content of the intelligent detection device is as follows:
the intelligent detection device includes main processing controller and carries out data transmission's server through the network transmission mode with main processing controller, the intelligent detection device includes first rotary power device 1, the output axostylus axostyle of first rotary power device 1 sets up and installs rotatory tray 2 in the upper end of output axostylus axostyle, dispose one deck friction pad 3 on rotatory tray 2, books are just putting on rotatory tray 2's friction pad 3, the regional embedding in center of side disposes pressure sensing module 5 on rotatory tray 2, pressure sensing module 5 is connected with main processing controller through data transmission line.
Example two
The book tag reading operation of the intelligent detection device of the present invention is as follows:
a book label scanning mechanism 7 for scanning and reading book labels attached to book cover pages is arranged in the area right above the rotary tray 2, and the book label scanning mechanism 7 is connected with the main processing controller through a data transmission line. The lower side end of the upper bracket 6 is provided with a shell-and-tray structure for embedding and installing a book label scanning mechanism 7. The upper side support 6 is connected with a lifting adjusting mechanism, and a code scanning distance sensor 16 which senses and detects the distance between the lower side of the upper side support 6 and the cover of the book is embedded in the lower side of the shell disc structure at the lower side end of the upper side support 6.
When the main processing controller receives a pressure signal transmitted by the pressure sensing module 5, the code scanning distance sensor 16 is synchronously started; the distance parameter information sensed and detected by the code scanning distance sensor 16 is set as HXThe code scanning distance of the book label scanning mechanism 7 is preset in the main processing controller to be HOThe position of the code scanning distance sensor 16 is adjusted until H by the lifting adjustment of the upper side bracket 6X＝HOThe adjustment of the height position of the code scanning distance sensor 16 is stopped.
EXAMPLE III
The book side wall sensing detection part of the intelligent detection device has the following structure:
the periphery of the first rotary power device 1 is provided with a traverse power device 8, and a main processing controller is connected with the traverse power device 8 through an electric control circuit. The traverse power device 8 is provided with a traverse connecting rod 9 which horizontally guides and moves, a traverse bracket 10 is arranged at the upper end of the traverse connecting rod 9, and an inspection mechanism mounting body 11 is arranged on one side of the traverse bracket 10 in a matching way. An inner periphery telescopic power device 15 is arranged on the transverse moving support 10, a telescopic shaft rod movably penetrating through the inspection mechanism mounting body 11 is arranged on the output side of the inner periphery telescopic power device 15, and the end side of the telescopic shaft rod is connected with the side periphery distance sensing module 13. Wherein, the inspection mechanism installation body 11 is internally provided with a through groove structure matched with a telescopic shaft lever of the inner periphery telescopic power device 15, and one side surface of the inspection mechanism installation body 11 facing the book is provided with a guide groove structure matched with the side periphery distance sensing module 13.
An inspection mechanism mounting body 11 is transversely connected to the transverse moving power device 8 in a driving manner. A pre-distance sensing module 12 and a synchronous video camera 14 are embedded and configured at one side of the inspection mechanism mounting body 11, and a side wall distance sensing module 13 positioned between the pre-distance sensing module 12 and the synchronous video camera 14 is installed on the inspection mechanism mounting body 11 in a guiding manner; the direction in which the first rotary power device 1 drives the rotary tray 2 to rotate is taken as the positive direction, the distance sensing module 12 is located at the upstream position of the side wall distance sensing module 13 in advance, and the side wall distance sensing module 13 is located at the upstream position of the synchronous video camera 14. The side wall distance sensing module 13 is longitudinally provided with a plurality of side wall distance sensing probes 1301, and the horizontal height position detected by the side wall distance sensing probe 1301 at the lowest position is matched with the horizontal height of the upper side surface of the friction pad 3 at the upper side of the rotating tray 2. The pre-distance sensing module 12, the synchronous video camera 14 and the side wall distance sensing module 13 are connected with the main processing controller through a data transmission line.
Example four
The invention relates to an intelligent book borrowing and returning breakage degree detection device system, which specifically comprises the following contents:
in the process of book lending:
(1) the book to be borrowed is placed on the rotary tray 2, the pressure sensing module 5 on the rotary tray 2 transmits pressure information to the main processing controller, the main processing controller receives the pressure signal and the information, the book label scanning mechanism 7 above the book to be borrowed is driven to act, and label scanning is carried out on the current book to be borrowed.
(2) After the main processing controller acquires the book label information, the main processing controller drives the first rotary power device 1 to move, the rotary tray 2 is driven to rotate at a constant speed, and the book rotates along with the rotary tray 2.
(3) When the rotary tray 2 starts to rotate, the distance sensing module 12 starts to detect the distance of the book ring side in real time in advance, the distance sensing module 12 transmits the distance information sensed and detected by the distance sensing module to the main processing controller in advance, the main processing controller sends a control signal to the inner periphery telescopic power device 15 according to the book ring side distance information which changes in real time, and the inner periphery telescopic power device 15 drives the side periphery distance sensing module 13 to move transversely in a telescopic mode.
The book label scanning mechanism 7 scans codes to obtain book label information, the main processing controller obtains the appearance specification information G of the current book from the server, and the main processing controller correspondingly outputs the pre-delay time delta t.
The server prestores book shape specification information functions F (G) and pre-delay time functions F (t) which have functional relations
The pre-delay time of each book is different according to the appearance specification.
Pre-delay time: the side body distance sensing module 13 and the previous distance sensing module 12 sense the time difference of the detection action of the same position of the book side.
In the dynamic transverse telescopic adjustment process of the side wall distance sensing module 13, the distance between the side wall distance sensing module 13 and the book side position point sensed and detected by the side wall distance sensing module 13 is kept within a certain range value.
(4) The side wall distance sensing module 13 is provided with a plurality of side wall distance sensing probes 1301 for synchronously performing multi-point distance sensing detection, and the main processing controller stores the distance information sensing detection synchronously performed by the plurality of side wall distance sensing probes 1301 in the same time domain, and stores the linear type of any longitudinal direction of the side wall of the book.
(5) The synchronous video camera 14 collects image information of the book side wall, and the main processing controller uploads the acquired book label information, the stereoscopic linear information sensed and detected by the book side wall and the image information of the book side wall to the server.
EXAMPLE five
In the book returning process:
(1) the book to be borrowed is placed on the rotary tray 2, the pressure sensing module 5 on the rotary tray 2 transmits pressure information to the main processing controller, the main processing controller receives the pressure signal and the information, the book label scanning mechanism 7 above the book to be borrowed is driven to act, and label scanning is carried out on the current book to be borrowed.
(2) After the main processing controller acquires the book label information, the main processing controller drives the first rotary power device 1 to act to drive the rotary tray 2 to rotate at a constant speed, the book rotates along with the rotary tray 2, and meanwhile, the pre-distance sensing module 12, the side wall distance sensing module 13 and the synchronous video camera 14 are driven to act.
(3) The main processing controller obtains the stereoscopic linear information of the side wall of the book sensed and detected by the side wall distance sensing module 13, and performs fitting comparison with the stereoscopic linear information of the side wall obtained from the server when the book is lent out.
When the stereoscopic linear information of the book side wall is constructed, the main processing controller guides the acquired stereoscopic linear information of the book side wall into a preset polar coordinate system, and parameter curve fitting comparison formed by the stereoscopic linear information of the front side wall and the rear side wall of the book is performed in the same polar coordinate system.
(4) And prompting and outputting abnormal overproof parameter information in the fitting comparison in the main processing controller.
EXAMPLE six
The contents of fitting, comparing and analyzing the three-dimensional linear information of the front and rear side walls of the book borrowed in the main processing controller are as follows:
the main processing controller analyzes the spine surface span information of the current book according to the external dimension of the current book, and when the fitting contrast of the stereo linear information of the front and rear side walls of the book is lent in the same polar coordinate system, the spine fitting matching of the book is matched in a corresponding way, and in the imported book side wall parameter curve in the polar coordinate system:
when the constant value of the distance section is correspondingly matched with the spine specification information of the book, the smooth distance section is judged to be the spine part of the book; and synchronously fitting the book spine part curves before and after borrowing out the book spine part curves, and carrying out comparative analysis on the polar coordinate curve segments of the non-book spine.
Presetting maximum overproof parameter value D of book side wall in main processing controllermaxWhen the book subjected to curve fitting borrows front and rear polar coordinate curves, the parameter difference value delta D on the same polar axis is larger than or equal to the maximum standard exceeding parameter value DmaxAnd judging that the position of the side wall of the current book is abnormally changed, and outputting an abnormal prompt.
The schematic diagram is analyzed by combining the above with the polar coordinate system fitting in fig. 10.
In the figure, SjFitting a curve for the book side wall during borrowing the book, ShAnd fitting a curve for the side wall of the book during book returning, wherein the curve at the position C is the fitting position of the spine curve of the book. When books are returned, the positions A and B are in overproof curve states, abnormal prompt output is conducted, book management personnel observe the current books, and book video image information before borrowing is called out for comparison, and abnormal conditions of the books are judged.
In the description herein, references to the terms "embodiment" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a books borrow still damage intelligent detection device, intelligent detection device include main processing controller and carry out data transmission's server through the network transmission mode with main processing controller, and intelligent detection device includes first rotary power device (1), the output axostylus axostyle of first rotary power device (1) sets up and installs rotatory tray (2) in the upper end of output axostylus axostyle, dispose one deck friction pad (3) on rotatory tray (2), books are just put on the friction pad (3) of rotatory tray (2), its characterized in that:
a pressure sensing module (5) is embedded in the central area of the upper side surface of the rotary tray (2), and the pressure sensing module (5) is connected with a main processing controller through a data transmission line;
a book label scanning mechanism (7) for scanning and reading book labels attached to book cover pages is arranged in an area right above the rotary tray (2), and the book label scanning mechanism (7) is connected with the main processing controller through a data transmission line;
a traverse power device (8) is arranged on the periphery of the first rotary power device (1), the main processing controller is connected with the traverse power device (8) through an electric control circuit, and an inspection mechanism mounting body (11) is transversely connected on the traverse power device (8) in a driving manner;
a pre-distance sensing module (12) and a synchronous video camera (14) are embedded and configured at one side of the inspection mechanism mounting body (11);
a side wall distance sensing module (13) positioned between the pre-distance sensing module (12) and the synchronous video camera (14) is installed on the inspection mechanism installation body (11) in a guiding manner;
the pre-distance sensing module (12), the synchronous video camera (14) and the side wall distance sensing module (13) are connected with the main processing controller through a data transmission line.
2. The book borrowing and returning breakage intelligent detection device according to claim 1, characterized in that:
the book label scanner comprises an upper side bracket (6), wherein a shell-disk structure for embedding and installing a book label scanning mechanism (7) is installed at the lower side end of the upper side bracket (6);
upside support (6) are connected with lift adjustment mechanism, the embedding of shell disc structure downside of upside support (6) lower side disposes and sweeps a yard distance sensor (16) of sensing detection and books upside front cover distance down.
3. The book borrowing and returning breakage intelligent detection device according to claim 1, characterized in that:
the pre-distance sensing module (12) is located at the upstream position of the side wall distance sensing module (13), and the side wall distance sensing module (13) is located at the upstream position of the synchronous video camera (14).
4. The book borrowing and returning breakage intelligent detection device according to claim 1, characterized in that:
the transverse moving power device (8) is provided with a transverse moving connecting rod (9) which transversely and horizontally guides and moves, a transverse moving bracket (10) is installed at the upper end of the transverse moving connecting rod (9), and the inspection mechanism installing body (11) is installed on one side of the transverse moving bracket (10) in a matching manner;
an inner periphery telescopic power device (15) is arranged on the transverse moving support (10), a telescopic shaft rod movably penetrating through the inspection mechanism mounting body (11) is arranged on the output side of the inner periphery telescopic power device (15), and the end side of the telescopic shaft rod is connected with the side wall distance sensing module (13);
the inspection mechanism comprises an inspection mechanism mounting body (11), wherein a through groove structure matched with a telescopic shaft rod of an inner periphery telescopic power device (15) is arranged in the inspection mechanism mounting body (11), and a guide groove structure matched with a side periphery distance sensing module (13) is formed in one side face, facing a book, of the inspection mechanism mounting body (11).
5. The book borrowing and returning breakage intelligent detection device according to claim 1, characterized in that:
the side wall distance sensing module (13) is longitudinally provided with a plurality of side wall distance sensing probes (1301), and the horizontal height position detected by the side wall distance sensing probe (1301) at the lowest position is matched with the horizontal height of the upper side surface of the friction pad (3) at the upper side of the rotary tray (2).
6. The utility model provides a books borrow and return breakage degree intellectual detection system device system which characterized in that includes following content:
in the process of book lending:
(1) placing the books to be borrowed outside on a rotating tray, transmitting pressure information to a main processing controller by a pressure sensing module on the rotating tray, receiving the pressure signal and the information by the main processing controller, driving a book label scanning mechanism above the books to be borrowed outside to act, and scanning labels of the current books to be borrowed outside;
(2) after the main processing controller acquires the book label information, the main processing controller drives the first rotary power device to act to drive the rotary tray to rotate at a constant speed, and the book rotates along with the rotary tray;
(3) when the rotary tray starts to rotate, the distance sensing module starts to detect the distance of the book ring side in real time in advance, the distance sensing module transmits the distance information sensed and detected by the distance sensing module to the main processing controller, the main processing controller sends a control signal to the inner periphery telescopic power device according to the book ring side distance information which changes in real time, and the inner periphery telescopic power device drives the side periphery distance sensing module to transversely telescopically move;
in the dynamic transverse telescopic adjustment process of the side wall distance sensing module, the distance between the side wall distance sensing module and a book side position point sensed and detected by the side wall distance sensing module is kept within a certain range value;
(4) the main processing controller stores the distance information sensing detection synchronously performed by the plurality of side wall distance sensing probes in the same time domain, and stores the linear type of any longitudinal direction of the side wall of the book;
(5) the method comprises the steps that a synchronous video camera collects image information of a book side wall, and a main processing controller uploads the obtained book label information, three-dimensional linear information sensed and detected by the book side wall and the image information of the book side wall to a server;
in the book returning process:
(1) placing the books to be borrowed outside on a rotating tray, transmitting pressure information to a main processing controller by a pressure sensing module on the rotating tray, receiving the pressure signal and the information by the main processing controller, driving a book label scanning mechanism above the books to be borrowed outside to act, and scanning labels of the current books to be borrowed outside;
(2) after the main processing controller acquires the book label information, the main processing controller drives the first rotating power device to act to drive the rotating tray to rotate at a constant speed, the book rotates along with the rotating tray, and meanwhile, the pre-distance sensing module, the side wall distance sensing module and the synchronous video camera are driven to start acting;
(3) the main processing controller acquires stereoscopic linear information of the side wall of the book sensed and detected by the side wall distance sensing module, and performs fitting comparison with the stereoscopic linear information of the side wall when the book is lent out acquired from the server;
when the stereoscopic linear information of the book side wall is constructed, the main processing controller guides the acquired stereoscopic linear information of the book side wall into a preset polar coordinate system, and parameter curve fitting comparison formed by the stereoscopic linear information of the front side wall and the rear side wall of the book is performed in the same polar coordinate system;
(4) and prompting and outputting abnormal overproof parameter information in the fitting comparison in the main processing controller.
7. The book borrowing and returning breakage intelligent detection device system according to claim 6, characterized in that:
when the main processing controller receives a pressure signal transmitted by the pressure sensing module, the code scanning distance sensor is synchronously started;
setting distance parameter information sensed and detected by a code scanning distance sensor as HXThe code scanning distance of the book label scanning mechanism is preset in the main processing controller to be HOThe position of the code scanning distance sensor is adjusted until H through the lifting adjustment of the upper side supportX＝HOAnd stopping adjusting the height position of the code scanning distance sensor.
8. The book borrowing and returning breakage intelligent detection device system according to claim 6, characterized in that:
a book label scanning mechanism scans codes to obtain book label information, a main processing controller obtains the appearance specification information G of the current book from a server, and the main processing controller correspondingly outputs a pre-delay time delta t;
the pre-delay time is the time difference between the side wall distance sensing module and the pre-distance sensing module for sensing and detecting the same position of the book ring side;
the server prestores book shape specification information functions F (G) and pre-delay time functions F (t) which have functional relations
9. The book borrowing and returning breakage intelligent detection device system according to claim 6, characterized in that:
the main processing controller analyzes the spine surface span information of the current book according to the external dimension of the current book, and when the fitting contrast of the stereo linear information of the front and rear side walls of the book is lent in the same polar coordinate system, the spine fitting matching of the book is matched in a corresponding way, and in the imported book side wall parameter curve in the polar coordinate system:
when the constant value of the distance section is correspondingly matched with the spine specification information of the book, the smooth distance section is judged to be the spine part of the book;
and synchronously fitting the book spine part curves before and after borrowing out the book spine part curves, and carrying out comparative analysis on the polar coordinate curve segments of the non-book spine.
10. The book borrowing and returning breakage intelligent detection device system according to claim 6, characterized in that:
presetting maximum overproof parameter value D of book side wall in main processing controllermaxWhen the book subjected to curve fitting borrows front and rear polar coordinate curves, the parameter difference value delta D on the same polar axis is larger than or equal to the maximum standard exceeding parameter value DmaxAnd judging that the position of the side wall of the current book is abnormally changed, and outputting an abnormal prompt.
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