CN112468671B - Bill recognition device based on OCR technology - Google Patents
Bill recognition device based on OCR technology Download PDFInfo
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- CN112468671B CN112468671B CN202011231121.9A CN202011231121A CN112468671B CN 112468671 B CN112468671 B CN 112468671B CN 202011231121 A CN202011231121 A CN 202011231121A CN 112468671 B CN112468671 B CN 112468671B
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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
- H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
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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
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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
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Abstract
The invention belongs to the technical field of bill recognition equipment, and particularly relates to a bill recognition device based on an OCR technology, which comprises a base, the bill identification device comprises an identification mechanism and a control panel, wherein identification grooves are formed in the positions, corresponding to the identification mechanism, of a base, placing grooves are formed in the left side and the right side of the base, a buffer mechanism is arranged on the right side of the placing groove, a sliding groove is formed in the base, a threaded rod is assembled in the sliding groove in a rotating mode, one end of the threaded rod is connected with a motor, a U-shaped frame with a downward opening is arranged on the upper side of the right side of the placing groove, a first adsorption plate is arranged on the U-shaped frame and faces one side of the base, a roller matched with the first adsorption plate is arranged on one side, close to the first adsorption plate, of the upper end of the base, a second connecting block is connected with the threaded rod in a threaded mode, the second connecting block is connected with the second adsorption plate, and a vacuum mechanism is arranged on the rear side of the base.
Description
Technical Field
The invention belongs to the technical field of bill recognition equipment, and particularly relates to a bill recognition device based on an OCR technology.
Background
OCR refers to a process in which an electronic device examines characters printed on paper, determines their shapes by detecting dark and light patterns, and then translates the shapes into computer text by character recognition methods; the method is characterized in that characters in a paper document are converted into image files of black and white dot matrixes in an optical mode aiming at printed characters, the characters in the images are converted into text formats through recognition software, and the text formats are provided for further editing and processing of character processing software.
Although OCR input technology can reduce the consumption of manpower and material resources, because current OCR recognition equipment can only once discern a bill, take off the bill of completion of discernment after the discernment is accomplished, put the bill of waiting to discern at last, when dealing with the bill quantity is more like this, still can consume a large amount of time and manpower, and it is loaded down with trivial details to change the operation process, simultaneously because some bills have the condition such as crease, fold, if directly discern this type of bill, just cause the unsafe condition of discernment to appear easily, thereby cause the data fuzzy or make mistakes.
Disclosure of Invention
The purpose of the invention is: aim at providing a bill recognition device based on OCR technique, can need not artifical the change when discernment bill quantity is more to improve the efficiency of discernment, reduce the consumption of time and manpower, can also carry out the exhibition flat processing to the bill simultaneously, avoid the bill to have the fold to influence recognition effect.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:
a bill recognition device based on an OCR technology comprises a base, a recognition mechanism and a control panel, wherein recognition grooves are formed in positions, corresponding to the recognition mechanism, of the base, placement grooves are formed in the left side and the right side of the base, a buffer mechanism is arranged on the right side of the placement grooves, a threaded rod is rotatably assembled in each sliding groove, a motor is connected to one end of each threaded rod, a U-shaped frame with a downward opening is arranged on the upper side of each placement groove on the right side of the base, two first connecting blocks in threaded connection with the threaded rods are fixedly connected to the U-shaped frame, a first adsorption plate is arranged on the U-shaped frame towards one side of the base, a first cavity is formed in the first adsorption plate, a plurality of first adsorption holes communicated with the first cavity are uniformly formed in the first adsorption plate towards one side of the U-shaped frame away from the base, a lifting mechanism is arranged on the U-shaped frame away from one side of the base, idler wheels matched with the first adsorption plate are arranged on the side of the upper end of the base close to the first adsorption plate, the roller is close to one end of the threaded rod and is provided with a transmission assembly, one side, away from the roller, of the identification groove is provided with an inclined plane, the lower side of the base is provided with an empty groove communicated with the sliding groove, the identification groove is uniformly provided with a plurality of transverse grooves and communicated with the empty groove, the threaded rod is in threaded connection with a second connecting block matched with the empty groove, the lower sides of the first connecting block and the second connecting block are respectively provided with a stabilizing assembly, the second connecting block is connected with a second adsorption plate, the second adsorption plate is provided with a second cavity, the second adsorption plate is uniformly provided with a plurality of second adsorption holes communicated with the second cavity towards one side of the placement groove, the second adsorption holes are in one-to-one correspondence with the empty grooves, the rear side of the base is provided with a vacuum mechanism, the vacuum mechanism is connected with the first adsorption plate and the second adsorption plate, the control panel is electrically connected with an external power supply, and the identification mechanism, The motor and the vacuum mechanism are both electrically connected with the control panel.
By adopting the technical scheme of the invention, when a small number of bills are identified, the bills can be directly placed in the identification groove and are directly identified through the identification mechanism; when more bills are identified, the bills can be firstly preliminarily arranged and orderly stacked, then the bills are placed in the right-side placing groove, at the moment, the machine is started up through the control panel, the vacuum mechanism exhausts air to enable the first adsorption plate and the second adsorption plate to generate vacuum adsorption force, the lifting mechanism descends to push the first adsorption plate to descend until the first adsorption plate is in contact with the bills in the right-side placing groove, at the moment, the first adsorption hole sucks up the bills at the uppermost layer and is attached to the first adsorption plate, and the buffer mechanism can prevent the first adsorption plate and the bills from being excessively strongly extruded to cause damage of the bills when the lifting mechanism pushes the first adsorption plate to descend; when the first adsorption plate adsorbs bills, the lifting mechanism rises to enable the first adsorption plate to rise upwards, the motor starts the output shaft to rotate, the threaded rod is driven to rotate in the positive direction, the two first connecting blocks simultaneously move to one side close to the identification groove, the U-shaped frame is driven to move to one side of the identification groove, when the U-shaped frame continuously moves and is in contact with the rollers, the first adsorption plate gradually moves over the rollers, the rollers are matched with the first adsorption plate to extrude and flatten the bills, wrinkles on the surfaces of the bills are pushed and unfolded into planes, the bills can be identified more accurately, and the bills pass through the rollers gradually, so that the bills can be flattened more softly, and the bills are prevented from being damaged; when the U-shaped frame is positioned on the upper side of the recognition groove, the motor stops rotating, the lifting mechanism descends again at the moment and the vacuum mechanism cuts off the vacuum suction force on the first adsorption plate, the bills adsorbed by the first adsorption plate are placed in the recognition groove at the moment, finally, the lifting mechanism is lifted, the motor rotates reversely to drive the threaded rod to rotate reversely, so that the two first connecting blocks bring the U-shaped frame back to the right placing groove, and the recognition mechanism recognizes the bills in the recognition groove at the moment; when the U-shaped frame returns to the right placing groove, the action of absorbing the bills is repeated again and the recognition of the recognition mechanism is waited, when the recognition of the recognition mechanism is completed, the motor is started again to drive the threaded rod to rotate forwards so that the first adsorption plate puts another bill to be recognized into the recognition groove, when the threaded rod rotates forwards, the second connection block also synchronously moves with the first connection block and moves towards the left placing groove and drives the second adsorption plate to move towards the left side of the empty groove, the second adsorption plate generates adsorption force through the second adsorption hole, as the recognition groove is uniformly provided with a plurality of through grooves communicated with the empty groove and a plurality of second adsorption holes are in one-to-one correspondence with the plurality of through grooves, the bills in the recognition groove are adsorbed by the second adsorption plate, and at the moment, when the second adsorption plate moves towards the left placing groove, the recognized bills in the recognition groove are driven to move towards the left placing groove, when the second adsorption plate moves to the left side of the empty slot, the bills in the recognition slot are driven to move towards the left placing slot, the inclined plane can enable the bills to slide out of the recognition slot more smoothly, blocking is avoided, when the second adsorption plate completely moves through the recognition slot, the second adsorption plate is not in adsorption connection with the bills, the bills completely slide into the left placing slot, and meanwhile, another bill to be detected is placed into the recognition slot at the same time, so that synchronous putting and taking of the bills are realized, the waiting time of bill recognition is reduced, and the recognition efficiency is improved; the bills are guided into the left placing groove by the inclined plane, and the placing groove and the inclined plane have certain height difference, so the bills can orderly slide into the left placing groove, and the bills are prevented from being placed too disorderly; the bill identification device can process bills in order and in batches, thereby reducing the consumption of time and labor, improving the efficiency of bill identification, flattening the bills before the bill identification, avoiding the identification fuzziness caused by the wrinkles on the surfaces of the bills, synchronously putting and taking the bills, further improving the efficiency of bill identification and reducing the waiting time.
Further inject, buffer gear is including opening in the step chamber of standing groove and placing the board, place board downside fixedly connected with and stretch into the rectangle telescopic link in step chamber, the rectangle telescopic link is located step intracavity one end fixedly connected with and step chamber assorted stopper, be equipped with return spring between stopper downside and the step chamber lower inner wall. Such structure, when elevating system promoted first adsorption plate and pressed down when adsorbing the bill, place the board and receive pushing down simultaneously, thereby make rectangle telescopic link income step intracavity, make stopper extrusion return spring make it receive the compression simultaneously, when first adsorption plate rises to the top, return spring kick-backs and promotes the stopper and upwards rise, and then make and place the board and rise to initial position, stopper cooperation step chamber can prevent the roll-off of rectangle telescopic link, the rectangle telescopic link can prevent that it from taking place the rotation when going up and down, thereby make elevating movement more stable.
Further limiting, the lifting mechanism comprises an electric telescopic rod, an output shaft of the electric telescopic rod penetrates through the U-shaped frame to be fixedly connected with the first adsorption plate, and limiting assemblies are arranged on two sides of the electric telescopic rod. Such structure, electric telescopic handle's output shaft stretches out and to promote first adsorption plate downstream and carry out the absorption of bill, otherwise then drives first adsorption plate and rises, and spacing subassembly can ensure that the motion of first adsorption plate is more stable.
Further inject, spacing subassembly is including running through U-shaped frame and first adsorption plate fixed connection's stabilizer bar, the stabilizer bar is kept away from U-shaped frame one end and is equipped with the round block. When the first adsorption plate moves up and down, the stabilizer bar stretches up and down along with the first adsorption plate, and the round block can prevent the stabilizer bar from being separated from the U-shaped frame.
Further limit, the transmission assembly comprises a transmission gear which is connected with the roller and is positioned in the sliding groove, and a transmission rack matched with the transmission gear is arranged between the two first connecting blocks. Such structure, when the driving rack moves to driving gear department along with first link block, the driving rack drives driving gear and rotates, and then makes the gyro wheel rotate, can further promote the exhibition flat of bill like this.
Further defined, the transmission gear is provided with a protective cover. With the structure, the transmission gear can be protected from being influenced by the outside.
Further limit, the base downside evenly is equipped with four slipmats. With the structure, the base can be placed more stably.
Further inject, stabilize the subassembly including the lug, the inner wall is equipped with the spacing spout with lug assorted under the sliding tray. With the structure, the first connecting block and the second connecting block can move more stably due to the cooperation of the lug and the sliding groove.
Further inject, the base upside is equipped with two infrared switches, two infrared switch corresponds the leftmost side in discernment groove and the rightmost side of base respectively. With the structure, when the first connecting block on the left side moves to the infrared switch corresponding to the identification groove, the motor is closed and the bill is put into the identification groove, and when the first connecting block on the right side moves to the infrared switch on the rightmost side of the base, the motor is closed and the bill is sucked up, so that the position of the first adsorption plate can be accurately positioned.
Compared with the prior art, the invention has the following advantages:
1. the invention can process the bills in order and in batch, thereby reducing the consumption of time and manpower and improving the efficiency of bill identification.
2. And can also carry out the flattening processing to the bill before the bill discerns, avoid the bill surface to have the fold to cause discernment fuzzy.
3. The cooperation through first connecting block, second connecting block, first adsorption plate and second adsorption plate can make putting of bill get and go on in step, and then further improve the efficiency of bill discernment, reduce latency.
4. Can prevent through buffer gear that the bill is being adsorbed the in-process, receive the too big extrusion of first adsorption plate and take place to damage, ensure that the bill is not impaired.
5. The flattening of the bill can be softer and more effective through the transmission assembly, and the effectiveness of bill identification is ensured.
6. The inclined plane can be orderly placed in the left placing groove after the bill identification is completed, so that the stacking of the bills is prevented from being too disordered.
Drawings
The invention is further illustrated by the non-limiting examples given in the accompanying drawings;
FIG. 1 is a schematic structural diagram of an embodiment of a bill recognition device based on OCR technology;
FIG. 2 is another schematic diagram of the structure of an embodiment of a bill recognition device based on OCR technology;
FIG. 3 is a cross-sectional structural view of an embodiment of a bill identifying apparatus based on OCR technology;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is an enlarged schematic view at B in FIG. 3;
FIG. 6 is another cross-sectional view of the structure of an embodiment of a document recognition device based on OCR technology;
FIG. 7 is an enlarged schematic view at C of FIG. 6;
the main element symbols are as follows:
the device comprises a base 1, an identification mechanism 11, a control panel 12, an identification groove 13, a placing groove 14, a non-slip mat 15, an infrared switch 16, a sliding groove 2, a threaded rod 21, a motor 22, a U-shaped frame 23, a first connecting block 24, a first adsorption plate 25, a first cavity 251, a first adsorption hole 252, a roller 26, an inclined surface 27, a hollow groove 3, a through groove 31, a second connecting block 32, a second adsorption plate 33, a second cavity 331, a second adsorption hole 332, a vacuum mechanism 34, a step cavity 4, a placing plate 41, a rectangular expansion rod 42, a limiting block 43, a return spring 44, an electric expansion rod 5, a stabilizing rod 51, a round block 52, a transmission gear 6, a transmission rack 61, a protective cover 62, a bump 7 and a limiting sliding groove 71.
Detailed Description
In order that those skilled in the art can better understand the present invention, the following technical solutions are further described with reference to the accompanying drawings and examples.
As shown in fig. 1-7, a bill recognition device based on OCR technology comprises a base 1, a recognition mechanism 11 and a control panel 12, wherein a recognition slot 13 is arranged at a position of the base 1 corresponding to the recognition mechanism 11, a placement slot 14 is arranged at each of the left side and the right side of the base 1, a buffer mechanism is arranged on the placement slot 14 at the right side, a sliding slot 2 is arranged on the base 1, a threaded rod 21 is rotatably assembled in the sliding slot 2, one end of the threaded rod 21 is connected with a motor 22, a U-shaped frame 23 with a downward opening is arranged at the upper side of the placement slot 14 at the right side, two first connecting blocks 24 in threaded connection with the threaded rod 21 are fixedly connected to the U-shaped frame 23, a first adsorption plate 25 is arranged at one side of the U-shaped frame 23 facing the base 1, a first cavity 251 is arranged on the first adsorption plate 25, a plurality of first adsorption holes 252 communicated with the first cavity 251 are uniformly arranged at one side of the first adsorption plate 25 facing the base 1, a lifting mechanism is arranged at one side of the U-shaped frame 23 away from the base 1, the upper end of the base 1 is provided with a roller 26 matched with the first adsorption plate 25 at one side close to the first adsorption plate 25, one end of the roller 26 close to the threaded rod 21 is provided with a transmission component, one side of the identification groove 13 far away from the roller 26 is provided with an inclined plane 27, the lower side of the base 1 is provided with an empty groove 3 communicated with the sliding groove 2, the identification groove 13 is uniformly provided with a plurality of through grooves 31 which are transversely arranged and communicated with the empty groove 3, the threaded rod is in threaded connection with a second connecting block 32 matched with the empty groove 3, the lower sides of the first connecting block 24 and the second connecting block 32 are provided with stabilizing components, the second connecting block 32 is connected with a second adsorption plate 33, the second adsorption plate 33 is provided with a second cavity 331, one side of the second adsorption plate 33 facing the placing groove 14 is uniformly provided with a plurality of second adsorption holes 332 communicated with the second cavity 331 and in one-to-one correspondence with the plurality of the through grooves 31, the rear side of the base 1 is provided with a vacuum mechanism 34, the vacuum mechanism 34 is connected with the first adsorption plate 25 and the second adsorption plate 33, the control panel 12 is electrically connected with an external power supply, and the recognition mechanism 11, the motor 22 and the vacuum mechanism 34 are all electrically connected with the control panel 12.
By adopting the technical scheme of the invention, when few bills are identified, the bills can be directly placed in the identification groove 13 and are directly identified through the identification mechanism 11; when a large number of bills are identified, the bills can be firstly preliminarily arranged and orderly stacked, then the bills are placed into the placing groove 14 on the right side, at the moment, the control panel 12 is started, the vacuum mechanism 34 exhausts air to enable the first adsorption plate 25 and the second adsorption plate 33 to generate vacuum adsorption force, the lifting mechanism descends to push the first adsorption plate 25 to descend until the first adsorption plate 25 is in contact with the bills in the placing groove 14 on the right side, at the moment, the first adsorption holes 252 suck the bills on the uppermost layer and are attached to the first adsorption plate 25, and the buffer mechanism can prevent the first adsorption plate 25 from being damaged due to too strong extrusion on the bills when the lifting mechanism pushes the first adsorption plate 25 to descend; when the first adsorption plate 25 adsorbs bills, the lifting mechanism rises to enable the first adsorption plate 25 to rise upwards, the motor 22 starts the output shaft to rotate to drive the threaded rod 21 to rotate forwards, at the moment, the two first connecting blocks 24 move towards one side close to the identification groove 13 at the same time to drive the U-shaped frame 23 to move towards one side of the identification groove 13, when the U-shaped frame 23 continuously moves and is in contact with the roller 26, the first adsorption plate 25 gradually moves over the roller 26, at the moment, the roller 26 is matched with the first adsorption plate 25 to extrude and flatten the bills, wrinkles on the surfaces of the bills are pushed and unfolded into a plane, the bills can be identified more accurately, and the bills pass through the roller 26 step by step, so that the bills can be more softly flattened and are prevented from being damaged; when the U-shaped frame 23 is positioned at the upper side of the identification groove 13, the motor 22 stops rotating, at the moment, the lifting mechanism descends again, the vacuum mechanism cuts off the vacuum suction force on the first adsorption plate 25, at the moment, the bills adsorbed by the first adsorption plate 25 are placed into the identification groove 13, finally, the lifting mechanism rises, the motor 22 rotates reversely to drive the threaded rod 21 to rotate reversely, so that the two first connecting blocks 24 bring the U-shaped frame 23 back to the right placing groove 14, and at the moment, the identification mechanism identifies the bills in the identification groove 13; when the U-shaped frame 23 returns to the right placing groove 14, the action of sucking the bills is repeated again and waits for the recognition of the recognition mechanism 11, after the recognition of the recognition mechanism 11 is completed, the motor 22 is started again to drive the threaded rod 21 to rotate forward, so that the first adsorption plate 25 puts another bill to be recognized into the recognition groove 13, when the threaded rod 21 rotates forward, the second connection block 32 also moves synchronously with the first connection block 24 and moves towards the left placing groove 14, and drives the second adsorption plate 33 to move towards the left side of the empty groove 3, the second adsorption plate 33 generates adsorption force through the second adsorption holes 331, as the recognition groove 13 is uniformly provided with a plurality of through grooves 31 communicated with the empty groove 3, and the plurality of second adsorption holes 33 correspond to the plurality of through grooves 31 one by one, the bills in the recognition groove 13 are adsorbed by the second adsorption plate 33, at this time, when the second adsorption plate 33 moves towards the left placing groove 14, the bills which are recognized in the recognition groove 13 can be driven to move towards the left placing groove 14, when the second adsorption plate 33 moves towards the left side of the empty groove 3, the bills in the recognition groove 13 are driven to move towards the left placing groove 14, the inclined plane 27 can enable the bills to slide out of the recognition groove 13 more smoothly and avoid being blocked, when the second adsorption plate 33 completely moves over the recognition groove 13, the second adsorption plate 33 is not in adsorption connection with the bills, so that the bills completely slide into the left placing groove 14, and at the moment, another bill to be detected is also placed into the recognition groove 13 at the same time, so that the synchronous putting and taking of the bills are realized, the waiting time for bill recognition is reduced, and the recognition efficiency is improved; because the bills are guided into the left placing groove 14 by the inclined plane 27, and the placing groove 14 and the inclined plane 27 have a certain height difference, the bills orderly slide into the left placing groove 14, and the placing of the bills is prevented from being excessively disordered; the bill identification device can process bills in order and in batches, thereby reducing the consumption of time and labor, improving the efficiency of bill identification, flattening the bills before the bill identification, avoiding the identification fuzziness caused by the wrinkles on the surfaces of the bills, synchronously putting and taking the bills, further improving the efficiency of bill identification and reducing the waiting time.
The preferable buffer mechanism comprises a step cavity 4 and a placing plate 41 which are arranged on the placing groove 14, a rectangular telescopic rod 42 fixedly connected with the lower side of the placing plate 41 extends into the step cavity 4, a limiting block 43 fixedly connected with one end of the rectangular telescopic rod 42 in the step cavity 4 and matched with the step cavity 4 is arranged, and a return spring 44 is arranged between the lower side of the limiting block 43 and the lower inner wall of the step cavity 4. Such structure, when elevating system promoted first adsorption plate and pressed down when adsorbing the bill, place the board and receive pushing down simultaneously, thereby make rectangle telescopic link income step intracavity, make stopper extrusion return spring make it receive the compression simultaneously, when first adsorption plate rises to the top, return spring kick-backs and promotes the stopper and upwards rise, and then make and place the board and rise to initial position, stopper cooperation step chamber can prevent the roll-off of rectangle telescopic link, the rectangle telescopic link can prevent that it from taking place the rotation when going up and down, thereby make elevating movement more stable. In fact, other structures can be considered according to specific situations, so that when the bill is adsorbed, the bill is prevented from being excessively squeezed to damage the bill.
Preferably elevating system includes electric telescopic handle 5, and electric telescopic handle 5's output shaft runs through U-shaped frame 23 and first adsorption plate 25 fixed connection, and electric telescopic handle 5 both sides are equipped with spacing subassembly. Such structure, electric telescopic handle's output shaft stretches out and to promote first adsorption plate downstream and carry out the absorption of bill, otherwise then drives first adsorption plate and rises, and spacing subassembly can ensure that the motion of first adsorption plate is more stable. In fact, other structures can be considered according to specific situations, and bills can be sucked more conveniently and effectively.
Preferably, the limiting assembly comprises a stabilizer bar 51 which penetrates through the U-shaped frame 23 and is fixedly connected with the first adsorption plate 25, and a round block 52 is arranged at one end of the stabilizer bar 51 far away from the U-shaped frame 23. When the first adsorption plate moves up and down, the stabilizer bar stretches up and down along with the first adsorption plate, and the round block can prevent the stabilizer bar from being separated from the U-shaped frame. In fact, other structures can be used according to specific conditions, so that the movement of the first adsorption plate can be more stable.
Preferably, the transmission assembly comprises a transmission gear 6 connected with the roller 26 and located in the sliding groove 2, and a transmission rack 61 matched with the transmission gear 6 is arranged between the two first connecting blocks 24. Such structure, when the driving rack moves to driving gear department along with first link block, the driving rack drives driving gear and rotates, and then makes the gyro wheel rotate, can further promote the exhibition flat of bill like this. In fact, other structures can be considered according to specific situations, and the flattening of the bill can be further and more effectively promoted.
Preferably, the transmission gear 6 is provided with a protective cover 62. With the structure, the transmission gear can be protected from external influence. In fact, other structures can be considered according to specific conditions, and the transmission gear can be protected from external influence.
Preferably, four non-slip mats 15 are uniformly arranged on the lower side of the base 1. With the structure, the base can be placed more stably. In fact, other structures can be considered according to specific situations, and the placement of the device can be more stable.
Preferably, the stabilizing component comprises a bump 7, and a limit sliding groove 71 matched with the bump is arranged on the lower inner wall of the sliding groove. With the structure, the first connecting block and the second connecting block can move more stably due to the cooperation of the lug and the sliding groove. In fact, other structures can be used according to specific conditions, so that the movement of the first connecting block and the second connecting block can be more stable.
Preferably, two infrared switches 16 are provided on the upper side of the base 1, and the two infrared switches 16 correspond to the leftmost side of the identification groove 13 and the rightmost side of the base 1, respectively. With such a structure, when the first connecting block 24 on the left side moves to the infrared switch 16 corresponding to the recognition slot 13, the motor 22 is turned off and bills are put into the recognition slot 13, and when the first connecting block 24 on the right side moves to the infrared switch 16 on the rightmost side of the base 1, the motor 22 is turned off and bills are sucked up, so that the position of the first adsorption plate 25 can be accurately positioned. In fact, other configurations may be used as the case may be, enabling the position of the first adsorption plate 25 to be positioned more accurately.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. A bill recognition device based on OCR technology comprises a base (1), a recognition mechanism (11) and a control panel (12), and is characterized in that: the identification device is characterized in that an identification groove (13) is formed in the position, corresponding to the identification mechanism (11), of the base (1), placing grooves (14) are formed in the left side and the right side of the base (1), a buffer mechanism is arranged on the right side of the placing groove (14), a sliding groove (2) is formed in the base (1), a threaded rod (21) is assembled in the sliding groove (2) in a rotating mode, one end of the threaded rod (21) is connected with a motor (22), a U-shaped frame (23) with a downward opening is arranged on the upper side of the placing groove (14) on the right side, two first connecting blocks (24) in threaded connection with the threaded rod (21) are fixedly connected to the U-shaped frame (23), a first adsorption plate (25) is arranged on one side, facing the base (1), of the U-shaped frame (23) is provided with the first adsorption plate (25), a first cavity (251) is formed in the first adsorption plate (25), a plurality of first adsorption holes (252) communicated with the first cavity (251) are uniformly formed in the first adsorption plate (25) facing the one side of the base (1), the U-shaped frame (23) is provided with a lifting mechanism on one side away from the base (1), a roller (26) matched with the first adsorption plate (25) is arranged on one side, close to the first adsorption plate (25), of the upper end of the base (1), a transmission assembly is arranged on one end, close to the threaded rod (21), of the roller (26), an inclined plane (27) is arranged on one side, away from the roller (26), of the identification groove (13), a hollow groove (3) communicated with the sliding groove (2) is arranged on the lower side of the base (1), a plurality of transverse devices are uniformly arranged on the identification groove (13), a through groove (31) communicated with the hollow groove (3) is formed in the identification groove (13), the threaded rod is in threaded connection with a second connecting block (32) matched with the hollow groove (3), stabilizing assemblies are arranged on the lower sides of the first connecting block (24) and the second connecting block (32), the second connecting block (32) is connected with a second adsorption plate (33), the second adsorption plate (33) is provided with a second cavity (331), one side of the second adsorption plate (33) facing the placing groove (14) is uniformly provided with a plurality of second adsorption holes (332) which are communicated with the second cavity (331) and correspond to the through grooves (31) one by one, the rear side of the base (1) is provided with a vacuum mechanism (34), the vacuum mechanism (34) is connected with the first adsorption plate (25) and the second adsorption plate (33), the control panel (12) is electrically connected with an external power supply, and the identification mechanism (11), the motor (22) and the vacuum mechanism (34) are electrically connected with the control panel (12);
the lifting mechanism comprises an electric telescopic rod (5), an output shaft of the electric telescopic rod (5) penetrates through the U-shaped frame (23) and is fixedly connected with the first adsorption plate (25), and limiting assemblies are arranged on two sides of the electric telescopic rod (5);
the transmission assembly comprises a transmission gear (6) which is connected with a roller (26) and is positioned in a sliding groove (2), and a transmission rack (61) matched with the transmission gear (6) is arranged between the two first connecting blocks (24).
2. An OCR technology based ticket recognition apparatus according to claim 1, wherein: buffer gear is including opening in step chamber (4) of standing groove (14) and placing board (41), place rectangle telescopic link (42) that board (41) downside fixedly connected with stretched into step chamber (4), rectangle telescopic link (42) are located step chamber (4) one end fixedly connected with and step chamber (4) assorted stopper (43), be equipped with return spring (44) under stopper (43) downside and step chamber (4) between the inner wall.
3. An OCR technology based ticket recognition apparatus according to claim 1, wherein: the limiting assembly comprises a stabilizer bar (51) which penetrates through the U-shaped frame (23) and is fixedly connected with the first adsorption plate (25), and a round block (52) is arranged at one end, far away from the U-shaped frame (23), of the stabilizer bar (51).
4. An OCR technology based ticket recognition apparatus according to claim 1, wherein: the transmission gear (6) is provided with a protective cover (62).
5. An OCR technology based ticket recognition apparatus according to claim 1, wherein: four anti-slip pads (15) are uniformly arranged on the lower side of the base (1).
6. An OCR technology based ticket recognition apparatus according to claim 1, wherein: the stabilizing component comprises a convex block (7), and a limiting sliding groove (71) matched with the convex block is arranged on the lower inner wall of the sliding groove.
7. An OCR technology based ticket recognition apparatus according to claim 1, wherein: the base (1) upside is equipped with two infrared switch (16), two infrared switch (16) correspond the leftmost side in discernment groove (13) and the rightmost side of base (1) respectively.
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| CN202011231121.9A CN112468671B (en) | 2020-11-06 | 2020-11-06 | Bill recognition device based on OCR technology |
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| CN113743144B (en) * | 2021-09-26 | 2022-08-02 | 深圳市引线科技有限公司 | Thing networking information identification equipment |
| CN114979400B (en) * | 2022-05-06 | 2023-06-06 | 重庆工程学院 | Image information identification instrument |
| CN117119114B (en) * | 2023-10-23 | 2024-01-23 | 北京华科诚信科技股份有限公司 | Multi-invoice file cutting and identifying integrated equipment and invoice information identifying method |
| CN117119117B (en) * | 2023-10-25 | 2024-01-19 | 北京华科诚信科技股份有限公司 | Invoice information identification system and invoice information identification method |
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| CN209579731U (en) * | 2019-01-21 | 2019-11-05 | 泰州市溪龙包装有限公司 | A kind of leveling feeding device cut for corrugated board |
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| BE705203A (en) * | 1967-10-16 | 1968-03-01 | ||
| JP2000118736A (en) * | 1998-10-09 | 2000-04-25 | Canon Inc | Paper feeding device and image forming device equipped with it |
| JP4160204B2 (en) * | 1999-06-09 | 2008-10-01 | 株式会社ムサシ | Paper feeder |
| JP4022076B2 (en) * | 2001-02-27 | 2007-12-12 | 東レエンジニアリング株式会社 | Image forming apparatus |
| JP6026317B2 (en) * | 2013-02-27 | 2016-11-16 | 株式会社東芝 | Paper sheet take-out device |
| JP6360307B2 (en) * | 2014-01-10 | 2018-07-18 | キヤノン電子株式会社 | Sheet feeding device, document feeding device, image reading device |
| CN207618689U (en) * | 2017-12-11 | 2018-07-17 | 浙江星锋智能设备有限公司 | One kind turning over paper machine and its paper limiting device |
| CN109977939B (en) * | 2019-04-16 | 2023-11-10 | 武汉科技大学 | Automatic bill image acquisition device and method based on machine vision |
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| CN209579731U (en) * | 2019-01-21 | 2019-11-05 | 泰州市溪龙包装有限公司 | A kind of leveling feeding device cut for corrugated board |
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