CN210211510U

CN210211510U - Paper feeding mechanism

Info

Publication number: CN210211510U
Application number: CN201920226226.1U
Authority: CN
Inventors: Yuke Sheng; 盛玉科
Original assignee: Tangshan Jiajie Package Machinery Manufacturing Co Ltd
Current assignee: Tangshan Jiajie Package Machinery Manufacturing Co Ltd
Priority date: 2019-02-23
Filing date: 2019-02-23
Publication date: 2020-03-31
Anticipated expiration: 2029-02-23

Abstract

The utility model belongs to the technical field of carton production, and provides a paper feeding mechanism, which comprises a frame and a base, wherein the frame is arranged on the base in a transverse sliding manner; the paper feeding device comprises a driving shaft, a driven shaft and a conveying belt, wherein the driving shaft and the driven shaft are rotatably arranged on the rack, the driving shaft and the driven shaft are transversely arranged, and the conveying belt is wound on the driving shaft and the driven shaft; cardboard closing device, cardboard closing device include pressing shaft, locking device, and the both ends eccentric rotation of pressing shaft sets up in the frame, and the pressing shaft is along horizontal setting, and the pressing shaft setting is in adsorption paper feeding device's top, and locking device is used for will compressing tightly the free rotation of axle locking restriction pressing shaft. Through above-mentioned technical scheme, the problem that paper feed device can not remove among the prior art, cardboard conveying range is less has been solved.

Description

Paper feeding mechanism

Technical Field

The utility model belongs to the technical field of the carton production, a paper feed mechanism is related to.

Background

The carton pasting machine is the last procedure equipment for carton production, is mainly used for adhering corrugated boards, is an ideal carton equipment at present, and in the prior art, the corrugated boards are conveyed to the carton pasting machine through the carton conveying device for subsequent process treatment.

The utility model discloses a panel automatic feed turns over a carton stapler as utility model patent publication of No. CN203582064U, its absorption formula feeder is unmovable at width direction, this scope that has just restricted its ability to transport the feeder greatly, be difficult to satisfy the actual production needs, in the actual production, cardboard size specification is various, if want to enlarge the horizontal span that the transport range of cardboard just needs absorption formula feeder, it can increase the manufacturing degree of difficulty to increase the horizontal span of absorption formula feeder, make manufacturing cost increase by a wide margin, therefore, the current urgent need one kind transversely can remove, the great cardboard conveyor of cardboard conveying range.

Disclosure of Invention

The utility model provides a paper feed mechanism has solved the prior art span direction can not adjust, the less problem of cardboard conveying range.

The technical scheme of the utility model is realized like this:

a paper feeding mechanism comprises a rack and a base, wherein the rack is arranged on the base in a transverse sliding mode;

the paper feeding device comprises a driving shaft, a driven shaft and a conveying belt, wherein the driving shaft and the driven shaft are rotatably arranged on the rack, the driving shaft and the driven shaft are transversely arranged, and the conveying belt is wound on the driving shaft and the driven shaft;

the paper board pressing device comprises a pressing shaft and a locking device, the two ends of the pressing shaft are eccentrically and rotatably arranged on the rack, the pressing shaft is transversely arranged and is arranged above the paper feeding device, and the locking device is used for locking the pressing shaft to limit the free rotation of the pressing shaft.

As a further technical scheme: the two ends of the pressing shaft are eccentrically and respectively rotatably arranged on the two first gears, the two ends of the adjusting shaft are respectively rotatably arranged on two sides of the rack, the two second gears are respectively arranged at two ends of the adjusting shaft and are respectively connected with the two first gears in a meshed manner, and the locking device is used for locking the second gears to limit free rotation of the second gears.

As a further technical scheme: the locking device comprises an installation block and a first screw rod, the installation block is arranged on the rack, a threaded hole is formed in the installation block in the vertical direction, the first screw rod is arranged in the threaded hole, the first screw rod is in threaded connection with the threaded hole, and the lower end of the first screw rod is in contact with the side face of the second gear.

As a further technical scheme: the machine also comprises a paperboard placing plate, and the paperboard placing plate is arranged on the machine frame.

As a further technical scheme: still include the mobile device, the mobile device includes guide rail, sliding mounting, the guide rail is along vertically setting up in the frame, sliding mounting slides and sets up on the guide rail, the support frame sets up sliding mounting is last.

As a further technical scheme: the mobile device further comprises: rack, third gear, motor, the rack is in along vertical setting in the frame, the third gear with the rack toothing sets up, the motor sets up on the sliding installation frame, the output of motor with the coaxial fixed connection of third gear.

As a further technical scheme: the paper blocking device comprises a supporting shaft, a limiting shaft, a mounting seat, a stop block and a screw rod II, wherein the supporting shaft and the limiting shaft are transversely arranged on the rack, the mounting seat is arranged on the supporting shaft and the limiting shaft in a transverse sliding mode, the stop block is arranged on the mounting seat in a sliding mode along the vertical direction, the screw rod II is arranged on the mounting seat in the vertical direction, the screw rod II is rotatably connected with the mounting seat, a first threaded hole is further formed in the stop block, and the first threaded hole and the screw rod II are in threaded connection.

As a further technical scheme: still including horizontal whole paper device, horizontal whole paper device includes horizontal baffle one, horizontal baffle two, cylinder, horizontal baffle one sets up along lateral sliding in the frame, horizontal baffle two sets up in the frame, the cylinder is along transversely setting up in the frame, the expansion end of cylinder with a horizontal baffle fixed connection.

As a further technical scheme: the transverse paper-arranging device further comprises a supporting shaft, a limiting shaft, a first lead screw and a second lead screw, wherein the supporting shaft is transversely arranged on the limiting shaft, the first lead screw and one end, far away from the second lead screw, of the first lead screw are respectively arranged on two sides of the rack, the first lead screw and the second lead screw are transversely arranged, the first transverse baffle and the second transverse baffle are respectively arranged on the supporting shaft and the limiting shaft in a sliding mode, the first transverse baffle and the second transverse baffle are respectively provided with a first nut and a second nut, and the first nut and the second nut are respectively connected with the first lead screw and the second lead screw through threads.

As a further technical scheme: the three-screw-rod type automatic feeding machine is characterized by further comprising a third nut, a third screw rod and a first guide rail, wherein the third nut is arranged on the base, two ends of the third screw rod are rotatably arranged on the base, the third screw rod is transversely arranged, the third nut is connected with the third screw rod through threads, the first guide rail is transversely arranged on the base, and the rack is slidably arranged on the first guide rail.

As a further technical scheme: still include support column, universal wheel, locking mechanism, the support column slides along vertical direction and sets up in the frame, the bottom of support column is provided with the universal wheel, locking mechanism is used for following vertical direction will the support column locking.

The utility model discloses a theory of operation and beneficial effect do:

1. in the utility model, the direction of the paper board conveying is vertical, the direction vertical to the vertical direction in the horizontal plane is horizontal, when in use, the paper board is placed at one end of the conveying belt, power is input at the driving wheel end, the driving wheel drives the driving belt to start conveying the paper board, because the two ends of the pressing shaft are eccentrically arranged, the distance between the pressing shaft and the driving belt can be adjusted by rotating the pressing shaft, the pressing shaft is rotated according to the thickness of the conveyed paper board, the distance between the pressing shaft and the driving belt is adjusted to the corresponding position, the pressing shaft can be locked by the locking device, the pressing shaft can not be driven to rotate when the paper board passes through, in practical application, the paper feeding mechanism on the production line is matched with the paper board folding device for use, because the size specification of the paper board is more, the paper feeding mechanism with a large paper feeding range is needed to meet the conveying requirements of the paper boards with different specifications, the paper feeding range, however, this kind of mode can increase the manufacturing degree of difficulty of paper feed mechanism to can lead to paper feed mechanism's cost to improve by a wide margin, and the utility model discloses a set paper feed mechanism to the mode that can follow transversely to move, the price is lower, easily realize, has enlarged paper feed mechanism's paper feed scope with lower cost promptly.

2. The utility model discloses in, through rotating the adjustment axle, it is rotatory to make the second gear drive first gear, realize rotating the eccentric of pressing shaft, and easy operation easily realizes, first gear has all been set up at the both ends of pressing shaft, the first gear of second gear drive is all accessible at adjustment axle both ends, the synchronism of adjustment axle both ends rotation process has been guaranteed, the free rotation through the restriction second gear during locking realizes the locking and then the realization to the pressing shaft of first gear, and can all lock the both ends of pressing shaft, stability and precision are improved.

3. The utility model discloses in, utilize the screw rod to lock a pair of second gear, thereby reach the purpose of locking pressing shaft, when needs adjustment pressing shaft, rotatory screw rod makes it along the ascending locking of removing the second gear of removing of vertical direction, the back that finishes is adjusted to the pressing shaft, reverse rotation screw rod makes it compress tightly the second gear along vertical direction decline again, make the second gear be in by locking state, thereby realize the locking to the pressing shaft, realization that can be convenient through locking device is to the locking of pressing shaft, make pressing shaft to compressing tightly of cardboard more firm, reliable.

4. The utility model discloses in, utilize the cardboard to place the board and hold up the back edge of waiting to transmit the cardboard, guarantee that the cardboard can not drop, make placing of cardboard more safe, reliable.

5. The utility model discloses in, utilize the slip adjustment cardboard of carriage on the sliding installation frame to place the board along fore-and-aft position, can place the board with the cardboard to the different positions of longitudinal length, the installation of guide rail makes the cardboard place the board more accurate along fore-and-aft removal.

6. The utility model discloses in, thereby utilize the motor to drive third gear and rotate and make the third gear along rack removal drive sliding mounting frame along longitudinal movement for sliding mounting frame's removal efficiency is higher, has improved the utility model discloses an degree of automation, through the cooperation of third gear, rack can be accurate fix a position sliding mounting frame, has improved its removal precision.

7. The utility model discloses in, utilize the dog to treat the cardboard of conveying and carry out fore-and-aft location, can adjust the interval of dog lower extreme apart from the conveyer belt according to the thickness difference of scraps of paper to guarantee only conveying a cardboard at every turn, realize the rotatory screw rod two of adjustment accessible that the interval that the dog lower extreme apart from the conveyer belt goes on, the cooperation of screw rod two and screw hole one makes the adjustment that the interval that the dog lower extreme goes on apart from the conveyer belt is more accurate.

8. The utility model discloses in, place a plurality of waited to transmit the cardboard on the conveyer belt and make the cardboard two be located transverse baffle one and transverse baffle between two, then utilize cylinder drive transverse baffle one to compress tightly the cardboard in the side of transverse baffle two for the horizontal both ends of cardboard are arranged neatly, thereby guarantee the cardboard along vertical accurate conveying in data send process, utilize the cylinder to realize can improving the drive of transverse baffle one the utility model discloses an automatic level.

9. The utility model discloses in, can follow lateral shifting transverse baffle one and transverse baffle two according to the difference of cardboard dimensions and thus improve the general nature of transverse baffle one and transverse baffle two, make transverse baffle one and transverse baffle two keep higher straightness accuracy can not take place the incline along the in-process of lateral sliding through the support shaft to transverse baffle one and transverse baffle two, through lead screw one, nut one and lead screw two, two these two pairs of screw-thread fits of nut, can guarantee to transverse baffle one and transverse baffle two along lateral shifting's position precision, thereby the realization is neat to the accurate sign indicating number of cardboard.

10. The utility model discloses in, because nut three is installed on the base, so can drive the frame along lateral shifting on the guide rail one through rotatory lead screw three, make the frame more accurate along horizontal removal through the cooperation of lead screw three and nut three.

11. The utility model discloses in, support through the universal wheel pair frame of installing at the support column lower extreme, can strengthen the stability of support, make it can not take place to rock in the use to guarantee the vertical conveying precision in edge of cardboard.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the main working mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is a schematic view of a driving structure of the transverse baffle of the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 2;

FIG. 6 is a schematic view of the stopper structure of the present invention;

FIG. 7 is a schematic view of the structure of the mounting block of the present invention;

in the figure: 1-a frame, 11-a base, 21-a driving shaft, 22-a driven shaft, 23-a conveyor belt, 31-a pressing shaft, 32-a locking device, 321-a mounting block, 322-a screw rod I, 323-a threaded hole, 33-a first gear, 34-a second gear, 35-an adjusting shaft, 4-a paperboard placing plate, 51-a guide rail, 52-a sliding mounting frame, 53-a rack, 54-a third gear, 55-a motor, 61-a supporting shaft, 62-a limiting shaft, 63-a mounting seat, 64-a stop block, 65-a screw rod II, 66-a threaded hole I, 71-a transverse baffle I, 72-a transverse baffle II, 73-an air cylinder, 74-a screw rod I, 75-a screw rod II, 76-a nut I, 77-a nut II, 81-nut three, 82-screw three, 83-guide rail one, 91-support column, 92-universal wheel and 93-locking mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 6, a paper feeding mechanism is characterized in that: the device comprises a rack 1 and a base 11, wherein the rack 1 is arranged on the base 11 in a transverse sliding manner;

the paper feeding device comprises a driving shaft 21, a driven shaft 22 and a conveyor belt 23, wherein the driving shaft 21 and the driven shaft 22 are rotatably arranged on the rack 1, the driving shaft 21 and the driven shaft 22 are transversely arranged, and the conveyor belt 23 is wound on the driving shaft 21 and the driven shaft 22;

cardboard closing device, cardboard closing device include pressing shaft 31, locking device 32, and the eccentric rotation in both ends of pressing shaft 31 sets up in frame 1, and pressing shaft 31 sets up along horizontal setting, and pressing shaft 31 sets up in adsorption paper feeding device's top, and locking device 32 is used for restricting the free rotation of pressing shaft 31 with pressing shaft 31 locking.

In the embodiment, the longitudinal direction is the direction of conveying the paper boards, and the transverse direction is the direction perpendicular to the longitudinal direction in the horizontal plane, when in use, the paper boards are placed at one end of the conveying belt 23, power is input at the end of the driving wheel, so that the driving wheel drives the conveying belt to start conveying the paper boards, because the two ends of the pressing shaft 31 are eccentrically arranged, the distance between the pressing shaft 31 and the conveying belt can be adjusted by rotating the pressing shaft 31, the pressing shaft 31 is rotated according to the thickness of the conveyed paper boards, the distance between the pressing shaft 31 and the conveying belt is adjusted to the corresponding position, the pressing shaft 31 can be locked by the locking device 32, so that the pressing shaft 31 cannot be driven to rotate when the paper boards pass through, in practical application, the paper feeding mechanism on the production line is matched with the paper board folding device for use, because the size and the specification of the paper boards are more, enlarging the paper feeding range of the paper feeding mechanism can be realized by increasing the transverse span of the paper feeding mechanism, but this way will increase the manufacturing difficulty of the paper feeding mechanism, thereby leading to the cost of the paper feeding mechanism to be greatly increased, and the embodiment sets the paper feeding mechanism to be movable along the transverse direction, has lower price and is easy to realize, namely, enlarges the paper feeding range of the paper feeding mechanism with lower cost.

Further: still include first gear 33, second gear 34, adjusting shaft 35, two first gears 33 all rotate and set up in frame 1, two coaxial settings of first gear 33, the both ends of pressing shaft 31 are eccentric respectively and are rotated the setting on two first gears 33, the both ends of adjusting shaft 35 are rotated the setting respectively and are in frame 1 both sides, two second gears 34 set up the both ends at adjusting shaft 35 respectively, two second gears 34 are connected with two first gears 33 meshing respectively, locking device 32 is used for locking second gear 34 and restricts the free rotation of second gear 34.

In this embodiment, through rotating adjustment shaft 35, it is rotatory to make second gear 34 drive first gear 33, the realization is to the eccentric rotation of pressing shaft 31, moreover, the steam generator is simple in operation, easily realize, first gear 33 has all been set up at the both ends of pressing shaft 31, adjustment shaft 35 both ends all can rotate through first gear 33 of second gear 34 drive, the synchronism of adjustment shaft 35 both ends rotation process has been guaranteed, realize the locking to first gear 33 and then realize the locking to pressing shaft 31 through the free rotation of restriction second gear 34 during locking, and can all lock the both ends of pressing shaft 31, stability and precision are improved.

Further: the locking device 32 comprises a mounting block 321 and a first screw rod 322, the mounting block 321 is arranged on the frame 1, a threaded hole 323 is arranged on the mounting block 321 along the vertical direction, the first screw rod 322 is arranged in the threaded hole 323, the first screw rod 322 is in threaded connection with the threaded hole 323, and the lower end of the first screw rod 322 is in contact with the side surface of the second gear 34.

In this embodiment, utilize first screw rod 322 to lock second gear 34, thereby reach the purpose of locking hold-down shaft 31, when needs adjustment hold-down shaft 31, rotatory first screw rod 322 makes it rise along vertical direction and removes the locking to second gear 34, hold-down shaft 31 adjustment back that finishes, reverse rotation first screw rod 322 makes it descend along vertical direction and compress down second gear 34 again, make second gear 34 be in and be in by the locked state, thereby realize the locking to hold-down shaft 31, realization that can be convenient through locking device 32 is to the locking of hold-down shaft 31, make hold-down shaft 31 to the compressing tightly of cardboard more firm, reliable.

Further: and the device also comprises a paperboard placing plate 4, and the paperboard placing plate 4 is arranged on the machine frame 1.

In this embodiment, utilize the cardboard to place board 4 and hold up the back edge of waiting to transmit the cardboard, guarantee that the cardboard can not drop, make placing of cardboard more safe, reliable.

Further: the device further comprises a moving device, the moving device comprises a guide rail 51 and a sliding mounting frame 52, the guide rail 51 is longitudinally arranged on the rack 1, the sliding mounting frame 52 is arranged on the guide rail 51 in a sliding mode, and the supporting frame is arranged on the sliding mounting frame 52.

In this embodiment, the position of the cardboard placing plate 4 along the longitudinal direction is adjusted by sliding the supporting frame on the sliding mounting frame 52, the cardboard placing plate 4 can be moved to different positions according to the cardboard with different longitudinal lengths, and the mounting of the guide rail 51 makes the cardboard placing plate 4 move more accurately along the longitudinal direction.

Further: the mobile device further includes: rack 53, third gear 54, motor 55, rack 53 sets up on frame 1 along vertically, and third gear 54 sets up with rack 53 meshing, and motor 55 sets up on sliding mounting frame 52, and the output of motor 55 and the coaxial fixed connection of third gear 54.

In this embodiment, the motor 55 is used to drive the third gear 54 to rotate so that the third gear 54 moves along the rack 53 to drive the sliding mounting frame 52 to move along the longitudinal direction, so that the sliding mounting frame 52 has higher moving efficiency, the automation degree of the embodiment is improved, the sliding mounting frame 52 can be accurately positioned through the cooperation of the third gear 54 and the rack 53, and the moving precision is improved.

Further: still include the paper blocking device, the paper blocking device includes back shaft 61, spacing axle 62, mount pad 63, dog 64, two 65 of screw rods, back shaft 61 and spacing axle 62 all set up in frame 1 along transversely, mount pad 63 sets up on back shaft 61 and spacing axle 62 along transversely sliding, dog 64 slides along vertical direction and sets up on mount pad 63, two 65 of screw rods set up on mount pad 63 along vertical direction, two 65 of screw rods rotate with mount pad 63 to be connected, still be provided with screw hole one 66 on the dog 64, screw hole one 66 passes through threaded connection with two 65 of screw rods.

In this embodiment, utilize dog 64 to carry out fore-and-aft location to the cardboard that treats the conveying, can adjust the interval of dog 64 lower extreme apart from conveyer belt 23 according to the thickness difference of scraps of paper to guarantee to convey only a cardboard at every turn, the adjustment accessible rotation screw rod two 65 that goes on apart from conveyer belt 23's interval under the dog 64 realizes, and the cooperation of screw rod two 65 and screw hole one 66 makes the adjustment that goes on apart from conveyer belt 23's interval under the dog 64 more accurate.

Further: the paper feeding device further comprises a transverse paper adjusting device, the transverse paper adjusting device comprises a transverse baffle I71, a transverse baffle II 72 and an air cylinder 73, the transverse baffle I71 is arranged on the rack 1 in a transverse sliding mode, the transverse baffle II 72 is arranged on the rack 1, the air cylinder 73 is arranged on the rack 1 in a transverse mode, and the movable end of the air cylinder 73 is fixedly connected with the transverse baffle I71.

In this embodiment, a plurality of paper feeding boards to be conveyed are placed on the conveying belt 23, two paper feeding boards are located between the first transverse baffle 71 and the second transverse baffle 72, then the first transverse baffle 71 is driven by the air cylinder 73 to press the paper feeding boards on the side faces of the second transverse baffle 72, so that the two transverse ends of the paper feeding boards are arranged neatly, the paper feeding boards are guaranteed to be conveyed accurately along the longitudinal direction in the conveying process, and the first transverse baffle 71 is driven by the air cylinder 73 to improve the automation level of the embodiment.

Further: the transverse paper-finishing device further comprises a supporting shaft 61, a limiting shaft 62, a first lead screw 74 and a second lead screw 75, the supporting shaft 61 and the limiting shaft 62 are transversely arranged on the rack 1, one ends, far away from each other, of the first lead screw 74 and the second lead screw 75 are respectively arranged on two sides of the rack 1, the first lead screw 74 and the second lead screw 75 are transversely arranged, a first transverse baffle 71 and a second transverse baffle 72 are respectively arranged on the supporting shaft 61 and the limiting shaft 62 in a sliding mode, a first nut 76 and a second nut 77 are further respectively arranged on the first transverse baffle 71 and the second transverse baffle 72, and the first nut 76 and the second nut 77 are respectively in threaded connection with the first lead screw 74 and the second lead screw 75.

In the embodiment, the first transverse baffle 71 and the second transverse baffle 72 can be moved transversely according to different sizes of the paperboards, so that the universality of the first transverse baffle 71 and the second transverse baffle 72 is improved, the first transverse baffle 71 and the second transverse baffle 72 are supported by the support shaft so that the first transverse baffle 71 and the second transverse baffle 72 can keep high linearity in the transverse sliding process and cannot deflect, and the position accuracy of the first transverse baffle 71 and the second transverse baffle 72 in transverse movement can be ensured through the threaded matching of the first lead screw 74, the first nut 76, the second lead screw 75 and the second nut 77, so that the paperboards can be accurately aligned.

Further: the rack is characterized by further comprising a third nut 81, a third lead screw 82 and a first guide rail 83, wherein the third nut 81 is arranged on the base 11, two ends of the third lead screw 82 are rotatably arranged on the base 11, the third lead screw 82 is transversely arranged, the third nut 81 is in threaded connection with the third lead screw 82, the first guide rail 83 is transversely arranged on the base 11, and the rack 1 is slidably arranged on the first guide rail 83.

In this embodiment, since the nut three 81 is mounted on the base 11, the rack 1 can be driven to move on the first guide rail 83 in the transverse direction by rotating the lead screw three 82, and the rack 1 can move in the transverse direction more accurately by the cooperation of the lead screw three 82 and the nut three 81.

Further: still include support column 91, universal wheel 92, locking mechanism 93, support column 91 slides along vertical direction and sets up in frame 1, and the bottom of support column 91 is provided with universal wheel 92, and locking mechanism 93 is used for locking support column 91 along vertical direction.

In this embodiment, support frame 1 through universal wheel 92 of installing in support column 91 lower extreme, can strengthen the stability of support, make it can not take place to rock in the use to guarantee the vertical conveying precision in edge of cardboard.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A paper feeding mechanism is characterized in that: the device comprises a rack (1) and a base (11), wherein the rack (1) is arranged on the base (11) in a transverse sliding manner;

the paper feeding device comprises a driving shaft (21), a driven shaft (22) and a conveying belt (23), wherein the driving shaft (21) and the driven shaft (22) are rotatably arranged on the rack (1), the driving shaft (21) and the driven shaft (22) are transversely arranged, and the conveying belt (23) is wound on the driving shaft (21) and the driven shaft (22);

cardboard closing device, cardboard closing device includes compress tightly axle (31), locking device (32), the eccentric rotation in both ends of compress tightly axle (31) sets up in frame (1), compress tightly axle (31) along horizontal setting, compress tightly axle (31) set up the top of adsorption paper feeding device, locking device (32) be used for with compress tightly axle (31) locking restriction the free rotation of compress tightly axle (31).

2. A paper feeding mechanism according to claim 1, characterized in that: still include first gear (33), second gear (34), adjusting shaft (35), two first gear (33) all rotate to set up in frame (1), two first gear (33) coaxial settings, the both ends of pressing shaft (31) are eccentric respectively and are rotated the setting two on first gear (33), the both ends of adjusting shaft (35) are rotated the setting respectively and are in frame (1) both sides, two second gear (34) set up respectively the both ends of adjusting shaft (35), two second gear (34) are respectively with two first gear (33) meshing is connected, locking device (32) are used for locking second gear (34) restriction the free rotation of second gear (34).

3. A paper feeding mechanism according to claim 2, wherein: locking device (32) are including installation piece (321), screw rod (322), installation piece (321) set up on frame (1), be provided with screw hole (323) along vertical direction on installation piece (321), screw rod (322) set up in screw hole (323), screw rod (322) with screw hole (323) pass through threaded connection, the lower extreme of screw rod (322) with second gear (34) side contact.

4. A paper feeding mechanism according to claim 1, characterized in that: the machine frame is characterized by further comprising a paperboard placing plate (4), wherein the paperboard placing plate (4) is arranged on the machine frame (1).

5. The paper feed mechanism according to claim 4, wherein: still include the mobile device, the mobile device includes guide rail (51), sliding installation frame (52), guide rail (51) are along vertically setting up on frame (1), sliding installation frame (52) slide to be set up on guide rail (51), the support frame sets up on sliding installation frame (52).

6. A paper feeding mechanism according to claim 5, wherein: the mobile device further comprises: rack (53), third gear (54), motor (55), rack (53) are along vertically setting up on frame (1), third gear (54) with rack (53) meshing sets up, motor (55) set up on sliding mounting frame (52), the output of motor (55) with third gear (54) coaxial fixed connection.

7. A paper feeding mechanism according to claim 1, characterized in that: still include the paper blocking device, the paper blocking device includes back shaft (61), spacing axle (62), mount pad (63), dog (64), screw rod two (65), back shaft (61) with spacing axle (62) are all along transversely setting up in frame (1), mount pad (63) are along the lateral sliding setting back shaft (61) with on spacing axle (62), dog (64) slide along vertical direction and set up on mount pad (63), screw rod two (65) set up along vertical direction on mount pad (63), screw rod two (65) with mount pad (63) rotate to be connected, still be provided with screw hole (66) on dog (64), screw hole one (66) with screw rod two (65) pass through threaded connection.

8. A paper feeding mechanism according to claim 7, wherein: still including horizontal whole paper device, horizontal whole paper device includes horizontal baffle one (71), horizontal baffle two (72), cylinder (73), horizontal baffle one (71) are along horizontal slip setting up on frame (1), horizontal baffle two (72) set up on frame (1), cylinder (73) are along horizontal setting up on frame (1), the expansion end of cylinder (73) with horizontal baffle one (71) fixed connection.

9. A paper feeding mechanism according to claim 8, wherein: the transverse paper-finishing device also comprises a supporting shaft (61), the limiting shaft (62), a first lead screw (74) and a second lead screw (75), the supporting shaft (61) and the limiting shaft (62) are both arranged on the frame (1) along the transverse direction, one ends of the first lead screw (74) and the second lead screw (75) which are far away from each other are respectively arranged on two sides of the rack (1), the first lead screw (74) and the second lead screw (75) are arranged along the transverse direction, the first transverse baffle (71) and the second transverse baffle (72) are arranged on the supporting shaft (61) and the limiting shaft (62) in a sliding manner, the first transverse baffle (71) and the second transverse baffle (72) are respectively provided with a first nut (76) and a second nut (77), the first nut (76) and the second nut (77) are respectively in threaded connection with the first lead screw (74) and the second lead screw (75).

10. A paper feeding mechanism according to claim 1, characterized in that: still include three nuts (81), three lead screw (82), guide rail (83), three nuts (81) set up on base (11), the both ends of three lead screw (82) are rotated and are set up on base (11), three lead screw (82) are along transversely setting up, three nuts (81) with three lead screw (82) pass through threaded connection, guide rail (83) are along transversely setting up on base (11), frame (1) slides and sets up on the guide rail (83).