CN113334948A

CN113334948A - Printer and using method thereof

Info

Publication number: CN113334948A
Application number: CN202110515225.0A
Authority: CN
Inventors: 薛琳
Original assignee: Individual
Current assignee: Guangzhou Card Technology Co ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2021-09-03
Anticipated expiration: 2041-05-12
Also published as: CN113334948B

Abstract

The invention discloses a printer and a using method thereof, and the printer comprises a box body, wherein a first cavity with a right opening is arranged in the box body, a second cavity which penetrates through the box body leftwards is communicated in the left side surface of the first cavity, the lower side surface of the second cavity inclines leftwards, a third cavity is arranged in the box body, and the third cavity is positioned at the rear sides of the first cavity and the second cavity; the invention can print the ciphertext on the paper and store the ciphertext, and the ciphertext is difficult to crack under the state, so that the data is difficult to leak; the invention can store a plurality of ciphertexts without mutual interference; when a document is required to be stored in the invention, the invention can convert the document back into a plaintext and print the document.

Description

Printer and using method thereof

Technical Field

The invention relates to the technical field of printers, in particular to a printer and a using method thereof.

Background

The safe is a special container, and is mainly used for storing important articles and preventing burglary.

At present, safe boxes specially used for storing confidential documents are almost not available in the market, and if a common safe box is used for storing the confidential documents, the confidential documents in the safe box can be stolen very easily when the whole safe box is stolen, so that the confidentiality requirement of the confidential documents cannot be met by the conventional safe box.

Disclosure of Invention

The present invention is directed to a printer and method of use that overcomes the above-mentioned deficiencies of the prior art.

The printer comprises a box body, wherein a first cavity with a right opening is formed in the box body, a second cavity penetrating through the box body leftwards is communicated in the left side face of the first cavity, the lower side face of the second cavity inclines leftwards, a third cavity is formed in the box body and is positioned on the rear sides of the first cavity and the second cavity, a first motor is fixedly arranged on the rear side face of the third cavity, a first rotating shaft penetrating into the first cavity forwards is mounted on the front side face of the first motor, a first paper feeding wheel is mounted on the first rotating shaft and is positioned in the first cavity, a first scanner is arranged on the upper side face of the first cavity and is positioned on the left side of the first paper feeding wheel, a crushing mechanism is arranged in the first cavity, the crushing mechanism can crush paper scanned by the first scanner, an encryption cavity, a first printer and a second printer are arranged in the box body, the first printer is positioned at the upper side of the second printer, the first printer is positioned at the lower side of the first cavity, a paper inlet which penetrates through the first printer rightwards is formed in the right wall of the first printer and the right wall of the second printer, the encryption cavity is positioned at the left side of the first printer and the left side of the second printer, a first paper outlet which penetrates into the encryption cavity leftwards is formed in the left side surface of the first printer, a second paper outlet which penetrates through the box body rightwards is formed in the right wall of the second printer, a driving groove is formed in the rear wall of the encryption cavity in a communicating manner, a sorting device is arranged in the driving groove, and the sorting device can transport files of different batches to different positions, encrypt the chamber downside and set firmly a plurality of division boards, equidistant distribution about the division board, and every all be equipped with a adsorption paper feeding device in the division board, adsorption paper feeding device can with file in the division board is seen off, it is equipped with the waste paper chamber to encrypt chamber leading flank in-connection, the waste paper intracavity is equipped with the recognition device who carries out the discernment to the file, recognition device with No. two printer connections.

Optionally, the crushing device comprises a second rotating shaft and a reciprocating screw rod which are rotatably connected into the rear side of the third cavity, the second rotating shaft is positioned on the left side of the first rotating shaft, the reciprocating screw rod is positioned on the left side of the second rotating shaft, the second rotating shaft penetrates forwards into the first cavity, and a second paper feeding wheel is arranged at the front end of the second rotating shaft, the reciprocating lead screw penetrates forwards into the cavity II and is rotatably connected into the front side surface of the cavity II, a screw rod block is arranged on the second cavity, a cutting groove is arranged in the lower side surface of the second cavity, a cutting knife with front and back edges is fixedly arranged on the lower side surface of the screw rod block, the first rotating shaft is connected with the second rotating shaft, the second rotating shaft and the reciprocating screw rod through a synchronous belt.

Optionally, the sorting device comprises a slide block which is connected in the driving groove in a left-right sliding manner, a second motor is arranged in the left side face of the driving groove, a second threaded shaft which is connected with the slide block in a threaded manner is mounted on the right side face of the second motor, a third motor is fixedly arranged on the front side face of the slide block, a third rotating shaft which extends into the encryption cavity is mounted on the front side face of the third motor, a first supporting plate is arranged at the front end of the third rotating shaft, two vertically-through sliding grooves are formed in the first supporting plate, limiting blocks are connected in the sliding grooves in a vertical sliding manner, a spring plate is fixedly arranged at the lower ends of the limiting blocks, the spring plate is connected to the lower side face of the first supporting plate through a first spring, a second supporting plate is arranged in the encryption cavity, four first spring grooves are formed in the upper side face of the first supporting plate, and the first spring grooves are located on the outer sides of the sliding grooves, and be equipped with on the side of the spring groove downside connect in No. two springs of No. two backup pads downside, be equipped with in the backup pad and attract No. one the electro-magnet of No. two backup pads.

Optionally, the paper feeding device comprises a second spring groove formed in the left side face of the separation plate, a spring block is arranged in the second spring groove and connected with the right side face of the second spring groove through a plurality of third springs, a second electromagnet capable of repelling the spring block is arranged on the right side face of the second spring groove, and a pressure sensor and a paper twisting device are arranged on the left side face of the spring block.

Optionally, a movable paper pickup wheel is arranged in the paper pickup device, and the paper pickup device can enable the paper to move singly.

Optionally, recognition device is including locating motor groove in the waste paper chamber left surface, motor inslot horizontal sliding connection has No. three backup pads, and No. three backup pads extend to the waste paper intracavity, No. four motors have set firmly on the motor groove left surface, No. four motor right flanks install with No. three backup pad threaded connection's No. three threaded shaft, be equipped with distance sensor on the motor groove left surface, No. three backup pad right flanks have set firmly the extension plate, be equipped with No. five motors in the downside of extension plate, No. four axis of rotation are installed to No. five motor downside, No. four are installed No. three feed rollers in the axis of rotation, be equipped with No. two scanners on the right flank of No. three backup pads, No. two scanners are located No. three feed roller's rear side.

Optionally, a waste paper port penetrating through the box body leftward is formed in the left side face of the waste paper cavity, and the lower side face of the waste paper port is coplanar with the lower side face of the waste paper cavity and inclined leftward and downward.

Optionally, a password disk is arranged on the upper side surface of the box body.

A using method of a printer comprises the following specific steps:

when files need to be stored secretly, a user needs to input passwords into a password disc, when the passwords are correct, a motor I is powered on, the motor I drives a rotating shaft I to rotate when the motor I is powered on, a paper feeding wheel I is driven to rotate and a rotating shaft II is driven to rotate when the rotating shaft I rotates, a reciprocating lead screw is driven to rotate through a synchronous belt when the rotating shaft II rotates, the paper feeding wheel II and a lead screw block are driven to move, the moving state of the paper feeding wheel II is the same as that of the paper feeding wheel I, the lead screw block can move back and forth periodically, and the lead screw block drives a cutting knife to move back and forth;

after the second step, a user sequentially puts the files into the first cavity, the files entering the first cavity are driven by the first paper feeding wheel and move leftwards, when the files pass through the lower side of the first scanner, data on the files can be scanned by the first scanner, the files can be driven by the second paper feeding wheel to move leftwards and enter the second cavity, the files entering the second cavity can be cut by the moving cutting knife and discharged leftwards, due to the existence of the second paper feeding wheel, the crushing work of the paper cannot enable the right half part of the paper to be folded, the data scanned by the first scanner can be compiled to form an ordered ciphertext and then printed by the first printer, the printed paper can be driven by the first printer and move leftwards, and after the paper passes through the first paper outlet, the printed paper can move to the upper side of the first supporting plate and is located between the two sliding grooves;

after a certain time, when a user puts all documents into the first cavity and clicks the password disk to complete the work, the first electromagnet is electrified and attracts the second support plate, the limiting block moves downwards in the downward movement process of the second support plate, the first spring is stretched, after the movement of the second support plate is completed, the printing paper is fixed between the second support plate and the first support plate, then the third motor is electrified, the third motor drives the third rotating shaft to rotate until the first support plate and the second support plate are in a vertical state, then the second motor is electrified, the second motor drives the second threaded shaft to rotate to enable the sliding block to move left and right when the second motor is electrified, the first support plate and the second support plate which are in a vertical state are driven to move left and right when the sliding block moves left and right, the printing paper is driven to move, and the printing paper moves to a position between two partition plates without other documents, when the printing paper is moved, the second motor is powered off, then the first electromagnet is powered off, at the moment, the second supporting plate is moved and is not attached to the first supporting plate due to the elastic force of the second spring, at the moment, the fixed printing paper can fall between the two partition plates and is stored, after a certain time, the second motor is powered on and drives the sliding block to move until the sliding block moves to the center of the driving groove, then the second threaded shaft is powered on until the first supporting plate is reset, and at the moment, the confidential storage work of a file is finished;

fourthly, when a file needs to be taken out, a worker inputs a password into the password disc, selects a position where the file needs to be confirmed after the password is correct, after the confirmation is finished, the fourth motor is electrified and drives the third threaded shaft to rotate, the third threaded shaft drives the third supporting plate to move, when the distance sensor senses that the third supporting plate moves in place, the fourth motor is powered off, then the fifth motor is powered on and a second electromagnet in a partition plate on the right side of the file is powered on, the fifth motor drives the fourth rotating shaft to rotate the third paper feeding wheel, when the second electromagnet is powered on, the spring block is repelled and the spring block moves leftwards, when the spring block moves leftwards, the pressure sensor abuts against the file, and at the moment, the paper twisting device can act on the paper, and at the moment, the pressure sensor controls the power of the second electromagnet to enable the paper twisting device to drive the paper to move singly, the paper twisting device is powered on, the file between the partition plates can be driven to move forwards at the moment, the file can contact the third paper feeding wheel and continue to be driven to move forwards, the ciphertext on the file can be scanned by the second scanner when the file passes through the second scanner and is printed by the second printer, the printed plaintext file can be discharged through the second paper outlet, the paper passing through the third paper feeding wheel can fall on the lower side surface of the waste paper cavity and slide out through the waste paper outlet, when the second scanner does not scan the ciphertext for a long time, the file transcoding is completed, the second electromagnet is powered off, the fifth motor is powered off, the paper twisting device is powered off, and the transcoding work of the file is completed at the moment.

The invention has the beneficial effects that: the invention can scan the data on the paper and make the data transcoded and encrypted to form a ciphertext, and the scanned original file can be crushed;

the invention can print the ciphertext on the paper and store the ciphertext, and the ciphertext is difficult to crack under the state, so that the data is difficult to leak;

the invention can store a plurality of ciphertexts without mutual interference;

when a document is required to be stored in the invention, the invention can convert the document back into a plaintext and print the document.

Drawings

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

FIG. 1 is a schematic diagram of a printer according to the present invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

FIG. 3 is a schematic view of the structure of the partition plate of FIG. 1;

FIG. 4 is a schematic view of the structure at B-B in FIG. 1;

FIG. 5 is a schematic view of the structure at the drive slot of FIG. 1;

FIG. 6 is a schematic view of support plate number one of FIG. 5;

fig. 7 is a schematic right view of fig. 6.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 6, a printer according to an embodiment of the present invention includes a case 11, a first cavity 12 having a right opening is provided in the case 11, a second cavity 13 penetrating the case 11 leftward is provided in a left side surface of the first cavity 12 in a communicating manner, a lower side surface of the second cavity 13 is inclined downward leftward, a third cavity 14 is provided in the case 11, the third cavity 14 is located at a rear side of the first cavity 12 and the second cavity 13, a first motor 15 is fixedly provided on a rear side surface of the third cavity 14, a first rotating shaft 16 penetrating the first cavity 12 forward is mounted on a front side surface of the first motor 15, a first feeding wheel 17 is mounted on the first rotating shaft 16, the first feeding wheel 17 is located in the first cavity 12, a first scanner 59 is provided on an upper side surface of the first cavity 12, the utility model discloses a printer, including a scanner 59, a cavity 12, a printer 20, a printer 21, a paper outlet 23, a paper feeding wheel 17, a scanner 59, a crushing mechanism 101, the crushing mechanism 101 can be with the process the paper that a scanner 59 scans is smashed, be equipped with in the box 11 and encrypt chamber 19, a printer 20 is located the upside of No. two printers 21, and a printer 20 is located the downside of a cavity 12, all be equipped with one in a printer 20 and the right wall of No. two printers 21 and link up right the paper inlet 22 of a printer 20, it is located the left side of a printer 20 and No. two printers 21 to encrypt the chamber 19, be equipped with in a printer 20 left side and link up to a paper outlet 23 in the encryption chamber 19 left side, be equipped with in the right wall of No. two printers 21 and link up right No. two paper outlets 63 of box 11, encrypt 19 back wall in-circuit of chamber and be equipped with drive groove 24, be equipped with sorting device 102 in the drive groove 24, sorting device 102 can transport different batches of file to different positions, encrypt 19 downside in the chamber and have set firmly a plurality of division boards 25, equidistant distribution about division board 25, and every all be equipped with a adsorption paper feeding device 103 in the division board 25, adsorption paper feeding device 103 can with file in the division board 25 is seen off, it is equipped with waste paper chamber 26 to encrypt 19 leading flank in-circuit, be equipped with the recognition device 104 that discerns the file in the waste paper chamber 26, recognition device 104 with No. two printer 21 are connected.

Preferably, the crushing device 101 comprises a second rotating shaft 27 and a reciprocating screw 28 which are rotatably connected into the rear side of the third cavity 14, the second rotating shaft 27 is positioned at the left side of the first rotating shaft 16, and the reciprocating screw 28 is located at the left side of the second rotating shaft 27, the second rotating shaft 27 penetrates forward into the first cavity 12 and the front end of the second rotating shaft 27 is provided with a second feeding wheel 18, the reciprocating lead screw 28 penetrates forwards into the cavity No. two 13 and the reciprocating lead screw 28 is rotatably connected into the front side surface of the cavity No. two 13, a screw block 29 is arranged on the second cavity 13, a cutting groove 30 is arranged in the lower side surface of the second cavity 13, the cutting knife 31 of edging around setting firmly on the downside of screw piece 29, a axis of rotation 16 with No. two axis of rotation 27 with connect through hold-in range 32 between the reciprocal lead screw 28.

Preferably, the sorting device 102 comprises a sliding block 70 which is connected in the driving groove 24 in a left-right sliding manner, a second motor 33 is arranged in the left side face of the driving groove 24, a second threaded shaft 34 which is connected with the sliding block 70 in a threaded manner is arranged on the right side face of the second motor 33, a third motor 35 is fixedly arranged on the front side face of the sliding block 70, a third rotating shaft 36 which extends into the encryption cavity 19 is arranged on the front side face of the third motor 35, a first supporting plate 37 is arranged at the front end of the third rotating shaft 36, two vertically through sliding grooves 38 are arranged in the first supporting plate 37, a limiting block 39 is connected in the sliding grooves 38 in a vertical sliding manner, a spring plate 40 is fixedly arranged at the lower end of the limiting block 39, the spring plate 40 is connected to the lower side face of the first supporting plate 37 through a first spring 41, a second supporting plate 44 is arranged in the encryption cavity 19, four first spring grooves 42 are arranged in the upper side face of the first supporting plate 37, the first spring groove 42 is located on the outer side of the sliding groove 38, a second spring 43 connected to the lower side surface of the second supporting plate 44 is arranged on the lower side surface of the first spring groove 42, and a first electromagnet 45 capable of attracting the second supporting plate 44 is arranged in the first supporting plate 37.

Preferably, paper feeding device 103 is including locating No. two spring grooves 46 in the left surface of division board 25, be equipped with spring block 47 in No. two spring grooves 46, and spring block 47 through several No. three springs 48 connect in the right flank of No. two spring grooves 46, be equipped with on the No. two spring grooves 46 right flank and reject No. two electro-magnet 49 of spring block 47, be equipped with pressure sensor 50 and paper twisting device 105 on the left surface of spring block 47.

Preferably, a movable paper pickup wheel is arranged in the paper pickup device 105, and the paper pickup device 105 can move the paper sheet by sheet.

Preferably, the identification device 104 comprises a motor slot 51 arranged in the left side surface of the waste paper cavity 26, a third support plate 52 is connected in the motor slot 51 in a left-right sliding manner, and the third support plate 52 extends into the waste paper cavity 26, a fourth motor is fixedly arranged on the left side surface of the motor groove 51, a third threaded shaft 71 in threaded connection with the third support plate 52 is mounted on the right side surface of the fourth motor, a distance sensor is arranged on the left side surface of the motor groove 51, an extension plate 53 is fixedly arranged on the right side surface of the third supporting plate 52, a fifth motor 54 is arranged in the lower side surface of the extension plate 53, a fourth rotating shaft 55 is arranged on the lower side surface of the fifth motor 54, no. four last feed roller 56 of installing of axis of rotation 55, be equipped with No. two scanners 58 on the right flank of No. three backup pad 52, No. two scanners 58 are located No. three rear side of feed roller 56.

Preferably, a waste paper port 60 penetrating the box body 11 leftward is formed in the left side surface of the waste paper chamber 26, and the lower side surface of the waste paper port 60 is coplanar with the lower side surface of the waste paper chamber 26 and is inclined downward leftward.

Preferably, a code disc 61 is arranged on the upper side surface of the box body 11.

A using method of a printer comprises the following specific steps:

firstly, when files need to be stored secretly, a user needs to input passwords into the password disk 61, when the passwords are correct, the first motor 15 is electrified to drive the first rotating shaft 16 to rotate, the first rotating shaft 16 drives the first paper feeding wheel 17 to rotate and enables the second rotating shaft 27 to rotate, the second rotating shaft 27 drives the reciprocating lead screw 28 to rotate through the synchronous belt 32 when rotating, the second paper feeding wheel 18 and the lead screw block 29 are driven to move, the motion state of the second paper feeding wheel 18 is the same as that of the first paper feeding wheel 17, the lead screw block 29 can move back and forth periodically, and the lead screw block 29 drives the cutting knife 31 to move back and forth;

after the second step, the user puts the documents into the first cavity 12 in sequence, the documents entering the first cavity 12 are driven by the first feeding wheel 17 and move leftwards, when the document passes through the lower side of the first scanner 59, the data on the document is scanned by the first scanner 59, then the document is driven by the second paper feeding wheel 18 to move leftwards and enter the second cavity 13, the document entering the second cavity 13 is cut by the moving cutting knife 31 and discharged leftwards, because the second paper feeding wheel 18 can make the right half of the paper not be wrinkled during the paper breaking operation, the data scanned by the first scanner 59 can be compiled into an ordered ciphertext and then printed by the first printer 20, the printed paper can be driven by the first printer 20 and move leftwards, the printing sheet moves to the upper side of the first support plate 37 and between the two chutes 38 after it passes through the first sheet outlet 23;

third, after a certain time, when a user puts all documents into the first cavity 12 and clicks the password disk 61 to complete the work, the first electromagnet 45 is electrified and attracts the second support plate 44, the limiting block 39 moves downwards in the downward movement process of the second support plate 44, the first spring 41 is stretched, the printing paper is fixed between the second support plate 44 and the first support plate 37 after the second support plate 44 moves, then the third motor 35 is electrified, the third motor 35 drives the third rotating shaft 36 to rotate until the first support plate 37 and the second support plate 44 are in a vertical state when the third motor 35 is electrified, then the second motor 33 is electrified, the second motor 33 drives the second threaded shaft 34 to rotate to enable the sliding block 70 to move left and right when the sliding block 70 moves left and right, the first support plate 37 and the second support plate 44 which are in the vertical state are driven to move left and right, at the moment, the printing paper is driven to move, the printing paper can move to a position between the two partition plates 25 without other files, the second motor 33 is powered off after the printing paper is moved, the first electromagnet 45 is powered off, the second support plate 44 moves due to the elasticity of the second spring 43 and is not attached to the first support plate 37, the fixed printing paper can fall between the two partition plates 25 and is stored, the second motor 33 is powered on and drives the sliding block 70 to move after a certain time, until the sliding block 70 moves to the center of the driving groove 24, the second threaded shaft 34 is powered on until the first support plate 37 is reset, and at the moment, confidential storage work of one file is completed;

fourthly, when a file needs to be taken out, a worker inputs a password into the password disk 61, selects a position where the needed file needs to be confirmed after the password is correct, the fourth motor is powered on and drives the third threaded shaft 71 to rotate after the password is confirmed, the third threaded shaft 71 drives the third support plate 52 to move, the fourth motor is powered off after the distance sensor senses that the third support plate 52 moves to the position, the fifth motor 54 is powered on and the second electromagnet 49 in the separation plate 25 on the right side of the file is powered on, the fifth motor 54 drives the fourth rotating shaft 55 to rotate the third paper feeding wheel 56 when being powered on, the second electromagnet 49 repels the spring block 47 and enables the spring block 47 to move leftwards, the pressure sensor 50 abuts against the file when the spring block 47 moves leftwards, the paper twisting device 105 can act on the paper, and the pressure sensor 50 controls the power of the second electromagnet 49 to enable the paper twisting device 105 to drive the paper to move singly, after that, the paper twisting device 105 is powered on, at this time, the document between the partition plates 25 is driven to move forward, then the document contacts the third paper feeding wheel 56 and is driven to move forward continuously, the ciphertext on the document passes through the second scanner 58 and is scanned by the second scanner 58, the document is printed by the second printer 21, the printed plaintext document is discharged through the second paper outlet 63, the paper passing through the third paper feeding wheel 56 falls on the lower side surface of the wastepaper cavity 26 and slides out through the wastepaper outlet 60, when the second scanner 58 does not scan the ciphertext for a long time, the document transcoding is completed, at this time, the second electromagnet 49 is powered off, the fifth motor 54 is powered off, the paper twisting device 105 is powered off, and at this time, the transcoding work of the document is completed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The printer comprises a box body, and is characterized in that: the paper shredder is characterized in that a first cavity with a right opening is arranged in the box body, a second cavity which penetrates through the box body leftwards is arranged in the left side face of the first cavity in a communicated mode, the lower side face of the second cavity inclines downwards leftwards, a third cavity is arranged in the box body and is positioned on the rear sides of the first cavity and the second cavity, a first motor is fixedly arranged on the rear side face of the third cavity, a first rotating shaft which penetrates into the first cavity forwards is installed on the front side face of the first motor, a first paper feeding wheel is installed on the first rotating shaft and is positioned in the first cavity, a first scanner is arranged on the upper side face of the first cavity and is positioned on the left side of the first paper feeding wheel, a shredding mechanism is arranged in the first cavity and can shred paper scanned by the first scanner, the utility model discloses a printer, including the box, be equipped with in the box and encrypt the chamber, printer and printer No. two, printer position in the upside of printer No. two, and printer position in the downside of cavity, all be equipped with a paper feed mouth that link up the printer right in printer and the printer right wall No. two, encrypt the chamber and be located the left side of printer and printer No. two, be equipped with in the printer left side and link up to the exit slot of encrypting the intracavity left, be equipped with the exit slot of link up the right in the printer right wall No. two of box right, it is equipped with the drive groove to encrypt intracavity back wall intercommunication, be equipped with sorting device in the drive groove, sorting device can transport different batches of file to different positions, it has set firmly a plurality of division boards to encrypt the chamber downside, the partition plates are distributed at equal intervals left and right, a paper feeding device is arranged in each partition plate, the paper feeding devices can send out the files in the partition plates, a waste paper cavity is communicated and arranged in the front side face of the encryption cavity, an identification device for identifying the files is arranged in the waste paper cavity, and the identification device is connected with the second printer.

2. A printer according to claim 1, wherein: reducing mechanism including rotate connect in No. two axis of rotation and reciprocal lead screw in No. three cavity rear sides, No. two axis of rotation are located the left side of an axis of rotation, and reciprocal lead screw is located the left side of No. two axis of rotation, No. two axis of rotation link up forward extremely in the cavity and the front end of No. two axis of rotation is equipped with No. two feeder pulleys, reciprocal lead screw link up forward extremely in No. two cavities and reciprocal lead screw rotate connect in the front side of No. two cavities, be equipped with the lead screw piece on No. two cavities, be equipped with the cutting groove in the downside of No. two cavities, set firmly the cutting knife of opening the sword around on the downside of lead screw piece, a axis of rotation with No. two axis of rotation with connect through the hold-in range between the reciprocal lead screw.

3. A printer according to claim 2, wherein: the sorting device comprises a sliding block which is connected in the driving groove in a left-right sliding manner, a second motor is arranged in the left side face of the driving groove, a second threaded shaft which is in threaded connection with the sliding block is arranged on the right side face of the second motor, a third motor is fixedly arranged on the front side face of the sliding block, a third rotating shaft which extends into the encryption cavity is arranged on the front side face of the third motor, a first supporting plate is arranged at the front end of the third rotating shaft, two vertically through sliding grooves are arranged in the first supporting plate, limiting blocks are connected in the sliding grooves in a vertical sliding manner, a spring plate is fixedly arranged at the lower end of the limiting blocks and is connected to the lower side face of the first supporting plate through a first spring, a second supporting plate is arranged in the encryption cavity, four first spring grooves are arranged in the upper side face of the first supporting plate, and are positioned outside the sliding grooves, and be equipped with on the side of the spring groove downside connect in No. two springs of No. two backup pads downside, be equipped with in the backup pad and attract No. one the electro-magnet of No. two backup pads.

4. A printer according to claim 3, wherein: the paper feeding device comprises a second spring groove arranged in the left side face of the partition plate, a spring block is arranged in the second spring groove, the spring block is connected to the right side face of the second spring groove through a plurality of third springs, a second electromagnet capable of repelling the spring block is arranged on the right side face of the second spring groove, and a pressure sensor and a paper twisting device are arranged on the left side face of the spring block.

5. A printer according to claim 4, characterised in that: the paper twisting device is internally provided with a paper twisting wheel which can move, and the paper twisting device can enable paper to move in a single sheet.

6. A printer according to claim 5, wherein: recognition device is including locating motor groove in the waste paper chamber left surface, motor inslot horizontal sliding connection has No. three backup pads, and No. three backup pads extend to the waste paper intracavity, No. four motors have set firmly on the motor groove left surface, No. four motor right flanks install with No. three backup pad threaded connection's No. three threaded shaft, be equipped with distance sensor on the motor groove left surface, No. three backup pad right flanks have set firmly the extension plate, be equipped with No. five motors in the downside of extension plate, No. four axis of rotation are installed to No. five motor downside, No. four are installed No. three transfer rollers in the axis of rotation, be equipped with No. two scanners on the right flank of No. three backup pads, No. two scanners are located No. three transfer rollers's rear side.

7. A printer according to claim 6, wherein: the waste paper cavity is internally provided with a waste paper opening which is communicated with the box body leftwards, and the lower side surface of the waste paper opening is coplanar with the lower side surface of the waste paper cavity and inclines leftwards.

8. A printer according to claim 7, wherein: and a password disk is arranged on the upper side surface of the box body.

9. The use of a printer according to claim 7: