CN219009476U

CN219009476U - Paper feeding device of printing machine

Info

Publication number: CN219009476U
Application number: CN202223384385.5U
Authority: CN
Inventors: 毛云根; 毛玲凤; 沈力超
Original assignee: Jiaxing Yunhao Printing Co ltd
Current assignee: Jiaxing Yunhao Printing Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-12
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of printing, in particular to a paper feeding device of a printer. The technical scheme comprises the following steps: the U-shaped backup pad, U-shaped backup pad below is equipped with the roof, and the roof below is equipped with two U-shaped mounting panels, all is equipped with two sucking discs in two U-shaped mounting panels, all is equipped with a actuating mechanism on two U-shaped mounting panels, and roof top one side is equipped with No. two actuating mechanism, and actuating mechanism and No. two actuating mechanism are used for adjusting the distance between the sucking disc. The utility model has the following beneficial technical effects: the first driving mechanism and the second driving mechanism are matched with each other, so that the distance between the four suckers is convenient to adjust, paper feeding operation on paper with different sizes is realized, and the phenomenon that crease or incapability of normally feeding paper occurs on the paper is avoided; the negative pressure in the sucker can be conveniently and rapidly disappeared and air can be filled into the sucker through the air conveying fan, so that the paper can rapidly fall off on the sucker, and the paper conveying efficiency is improved.

Description

Paper feeding device of printing machine

Technical Field

The utility model relates to the technical field of printing, in particular to a paper feeding device of a printer.

Background

When a printer performs a printing operation, a sheet of paper required for printing needs to be fed into the printer by a printer paper feeder to perform the printing operation.

A paper feeder of a printer as claimed in patent No. 202221646344.6, comprising two parallel support rails, wherein the two support rails are horizontally movably provided with a movable body; the lifting cylinder vertically penetrates through the movable body and is movably connected with the movable body; the adsorption disc is arranged at the bottom of the lifting cylinder; the bottom of the breather pipe is communicated with the adsorption disc, and the top of the breather pipe is provided with a breather mechanism for sucking or blowing the breather pipe; the driving mechanism is used for driving the lifting cylinder to lift. The utility model can improve the production efficiency.

The device makes between paper and the sucking disc break away from fast through ventilation mechanism, improves printing efficiency, but the distance between its a plurality of sucking discs is relatively fixed, when adsorbing the great paper of size, leads to the edge of paper to take place to drop because of gravity easily, makes the paper take place to bend even appear the crease, and when the size of paper is less, the sucking disc can't adsorb the transfer to the paper easily appears.

Disclosure of Invention

The utility model aims at solving the problems in the background technology and provides a paper feeding device of a printer, which is convenient for paper feeding operation of paper with different sizes and avoids folds of the paper.

The technical scheme of the utility model is as follows: a printer paper feed apparatus comprising: the U-shaped backup pad, U-shaped backup pad below is equipped with the roof, the roof below is equipped with two U-shaped mounting panels, two all be equipped with two sucking discs in the U-shaped mounting panel, two all be equipped with a actuating mechanism on the U-shaped mounting panel, roof top one side is equipped with No. two actuating mechanism, no. one actuating mechanism and No. two actuating mechanism are used for adjusting the distance between the sucking disc.

Preferably, two all be equipped with a screw rod and No. two screw rods in the U-shaped mounting panel, a screw rod and No. two screw rods are close to one end fixed connection each other, screw thread opposite direction on a screw rod and No. two screw rods, U-shaped mounting panel one side fixedly connected with motor No. one, no. two screw rods keep away from a screw rod one end and run through U-shaped mounting panel lateral wall and No. one motor output fixed connection, no. one screw rod is kept away from No. two screw rod one end and U-shaped mounting panel lateral wall rotation connection, no. one screw rod and No. two screw rods are gone up the equal thread bush and are equipped with the driving piece, driving piece all with the U-shaped mounting panel inside wall sliding connection that corresponds, four sucking disc top all communicates the air duct, four air duct one side respectively with four driving piece lateral wall fixed connection, be equipped with the driving plate in the U-shaped backup pad, driving plate top fixedly connected with negative pressure pump, vertical grafting has the pipe on the driving plate, negative pressure pump output end and a motor output end intercommunication, no. one end runs through the roof below the air duct bottom, four air duct top and four air duct bottom side wall sets are all connected with four air duct bottom sets, four air duct sets are all kept away from the bottom air duct sets, four air duct sets are connected with four air duct sets, and four air duct sets are all bottom end.

Preferably, two equal fixedly connected with actuating lever of U-shaped mounting panel top one end, be located two actuating lever relative positions on the roof and run through and offered the drive mouth, two the actuating lever top all runs through the drive mouth and stretches to the roof top, two equal level in actuating lever upper end runs through threaded connection has No. three screw rods and No. four screw rods, no. three screw rods and No. four screw rods one end fixed connection that are close to each other, the screw thread opposite direction on No. three screw rods and the No. four screw rods, the roof top surface is located the equal fixedly connected with fixed plate in drive mouth both ends, is close to No. two motors of fixed plate lateral wall fixedly connected with of No. four screw rods one side, no. four screw rods are kept away from No. three screw rods one end and are run through fixed plate lateral wall and No. two motor output fixed connection, no. three screw rods are kept away from No. four screw rods one end and are rotated with corresponding fixed plate lateral wall.

Preferably, the driving plate is horizontally penetrated and slidably connected with two limiting rods, two ends of each limiting rod are fixedly connected with the side wall of the U-shaped supporting plate, and one side of the driving plate is positioned between the two limiting rods and fixedly connected with a first air cylinder. One end of the first air cylinder, which is far away from the driving plate, is fixedly connected with the side wall of the U-shaped supporting plate.

Preferably, the horizontal fixedly connected with slide bar in the drive mouth, the slide bar runs through two actuating levers and actuating lever sliding connection, two equal fixedly connected with T shape slider of actuating lever one end is kept away from at U-shaped mounting panel top, two T shape slider top all runs through roof and roof sliding connection.

Preferably, the top end of the driving plate is positioned at one side of the negative pressure pump and is fixedly connected with a gas transmission fan, and the output end of the gas transmission fan is communicated with the other end of the top of the gas transmission pipe through a valve.

Compared with the prior art, the utility model has the following beneficial technical effects: the first driving mechanism and the second driving mechanism are matched with each other, so that the distance between the four suckers is convenient to adjust, paper feeding operation on paper with different sizes is realized, and the phenomenon that crease or incapability of normally feeding paper occurs on the paper is avoided; the negative pressure in the sucker can be conveniently and rapidly disappeared and air can be filled into the sucker through the air conveying fan, so that the paper can rapidly fall off on the sucker, the paper conveying efficiency is improved, and the printing efficiency is integrally improved.

Drawings

FIG. 1 shows a schematic view of a front cut-away structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of a U-shaped mounting plate connection structure according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a driving board connection structure according to an embodiment of the utility model.

Reference numerals: 1. a U-shaped support plate; 2. a top plate; 3. a U-shaped mounting plate; 4. a suction cup; 5. a first driving mechanism; 6. a second driving mechanism; 7. a first screw; 8. a second screw; 9. a motor I; 10. a driving block; 11. an air duct; 12. an exhaust hose; 13. a driving plate; 14. a gas pipe; 15. a negative pressure pump; 16. a driving port; 17. a driving rod; 18. a third screw; 19. a screw rod IV; 20. a fixing plate; 21. a motor II; 22. a T-shaped slider; 23. a slide bar; 24. a first air cylinder; 25. a limit rod; 26. a gas transmission fan; 27. and a second air cylinder.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1-3, a paper feeding device of a printing machine according to the present utility model includes: the U-shaped backup pad 1, roof 2 are located U-shaped backup pad 1 below, and two U-shaped mounting panels 3 are located roof 2 below, all are equipped with two sucking discs 4 in two U-shaped mounting panels 3, all are equipped with actuating mechanism 5 on two U-shaped mounting panels 3, and roof 2 top one side is equipped with actuating mechanism 6 No. two, and actuating mechanism 5 and No. two actuating mechanism 6 are used for adjusting the distance between the sucking disc 4.

The utility model provides a novel air conditioner, it is characterized by comprising a U-shaped mounting plate 3, a U-shaped supporting plate 3, a screw rod 7 and a screw rod 8 are all arranged in the two U-shaped mounting plates 3, one end fixed connection that a screw rod 7 and a screw rod 8 are close to each other, the screw thread opposite direction on a screw rod 7 and a screw rod 8, a motor 9 fixed connection is in U-shaped mounting plate 3 one side, a screw rod 7 one end is kept away from to a screw rod 8 one end and runs through U-shaped mounting plate 3 lateral wall and a motor 9 output fixed connection, a screw rod 7 is kept away from No. 2 one end rotation connection of screw rod 8 with a screw rod 7, a screw sleeve is equipped with driving piece 10 on a screw rod 7 and the No. two screw rods 8, driving piece 10 all is connected with the inside wall sliding connection of corresponding U-shaped mounting plate 3, four suction cups 4 tops all are communicated with air duct 11, four driving piece 10 lateral walls are respectively with four air duct 11 one side fixed connection, a driving plate 13 is located in U-shaped supporting plate 1, negative pressure pump 15 fixed connection is in driving plate 13 top surface, vertical grafting has roof 14 on driving plate 13, negative pressure pump 15 output end and roof 14 one end intercommunication, pipe 14 bottom runs through 2 below roof 2, four air duct 11 top end is kept away from four air duct 11, four air duct 12 are all connected with four air duct 13 top surfaces, four air duct 13 bottom surfaces are all connected with four air duct 13 top surfaces, and are all connected with four air duct 13 top hose 13 bottom is connected.

The two driving rods 17 are fixedly connected to one ends of the tops of the two U-shaped mounting plates 3 respectively, the driving ports 16 are formed in the top plate 2 in a penetrating mode at the opposite positions of the two driving rods 17, the tops of the two driving rods 17 penetrate through the driving ports 16 and extend to the upper side of the top plate 2, the third screw rod 18 and the fourth screw rod 19 are horizontally connected to the upper ends of the two driving rods 17 in a penetrating mode respectively, one ends, close to each other, of the third screw rod 18 and the fourth screw rod 19 are fixedly connected, the threads on the third screw rod 18 and the fourth screw rod 19 are opposite in direction, the two fixing plates 20 are fixedly connected to the top surface of the top plate 2, the two ends of the driving ports 16 are located, the second motor 21 is fixedly connected to the side wall of the fixing plate 20, close to one side of the fourth screw rod 19, one end, far away from the third screw rod 18, of the fourth screw rod 18 penetrates through the side wall of the fixing plate 20 and is fixedly connected to the output end of the second motor 21, and one end, far away from the fourth screw rod 19 is rotatably connected to the corresponding side wall of the fixing plate 20.

Two gag lever posts 25 run through sliding connection horizontally on drive plate 13, and two gag lever posts 25 both ends all are with U-shaped backup pad 1 lateral wall fixed connection, and cylinder 24 fixed connection is located in the middle of two gag lever posts 25 in drive plate 13 one side. One end of the first air cylinder 24 far away from the driving plate 13 is fixedly connected with the side wall of the U-shaped supporting plate 1.

The working principle based on the first embodiment is as follows: the whole device is controlled to work through the controller of the printer main body, the first air cylinder 24 drives the driving plate 13 to horizontally move to the position above the paper needing to be fed, then the second air cylinder 27 drives the top plate 2 to descend, the four suckers 4 descend to be close to the top surface of the paper, negative pressure pump 15 simultaneously generates negative pressure in the suckers 4 to adsorb the paper during operation, then the second air cylinder 27 drives the suckers 4 to ascend, meanwhile, the first air cylinder 24 drives the driving plate 13 to horizontally move, the paper is enabled to move inwards in the printer main body, when the size of the paper fed is changed, the first motor 9 drives the first screw rod 7 and the second screw rod 8 to rotate, the distance between the two suckers 4 in the U-shaped mounting plate 3 is adjusted, meanwhile, the second motor 21 drives the third screw rod 18 and the fourth screw rod 19 to rotate, the distance between the two U-shaped mounting plate 3 is adjusted, the four suckers 4 are always located at four corners of the top surface of the paper, crease is avoided when the paper is excessively large to cause the paper to be adsorbed, the edge of the paper to fall down, the paper cannot be adsorbed and conveyed normally during the excessively small, the paper is convenient to move normally, the paper cannot be conveyed, and the paper is conveniently and the paper cannot be conveyed normally, and the size of the paper cannot be moved normally, and the paper cannot be moved normally by the paper is limited by the paper or the paper is limited by the paper.

Example two

As shown in fig. 1-3, based on the first embodiment, according to the paper feeding device of the printing machine provided by the utility model, the sliding rod 23 is horizontally and fixedly connected in the driving opening 16, the sliding rod 23 penetrates through the two driving rods 17 and is in sliding connection with the driving rods 17, the two T-shaped sliding blocks 22 are respectively and fixedly connected to one ends, far away from the driving rods 17, of the tops of the two U-shaped mounting plates 3, and the tops of the two T-shaped sliding blocks 22 penetrate through the top plate 2 and are in sliding connection with the top plate 2.

The air conveying fan 26 is fixedly connected to the top end of the driving plate 13 and is positioned on one side of the negative pressure pump 15, and the output end of the air conveying fan 26 is communicated with the other end of the top of the air conveying pipe 14 through a valve.

The working principle based on the second embodiment is as follows: through the spacing of slide bar 23 and T shape slider 22, be convenient for improve the stability when two U-shaped mounting panels 3 remove, after the paper was carried to the top of assigned position, no. two cylinder 27 drove four sucking discs 4 downstream, and negative pressure pump 15 stop work simultaneously, and air conveying fan 26 work blows in the sucking disc 4, and the quick emergence of being convenient for make paper and sucking disc 4 break away from, make four sucking discs 4 can be more the piece carry out the paper feeding operation of paper next time, improve the efficiency of printing.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. A printer paper feed apparatus comprising: u-shaped backup pad (1), its characterized in that: the utility model discloses a novel structure of a sucker rod type electric motor, including U-shaped backup pad (1), roof (2) are equipped with to U-shaped backup pad (1) below, roof (2) below is equipped with two U-shaped mounting panel (3), two all be equipped with two sucking discs (4) in U-shaped mounting panel (3), two all be equipped with actuating mechanism (5) on U-shaped mounting panel (3), roof (2) top one side is equipped with actuating mechanism No. two (6), actuating mechanism No. 5) and No. two actuating mechanism (6) are used for adjusting the distance between sucking discs (4).

2. The paper feeding device of the printer according to claim 1, wherein a first screw rod (7) and a second screw rod (8) are respectively arranged in the U-shaped mounting plate (3), one ends of the first screw rod (7) and the second screw rod (8) which are close to each other are fixedly connected, the screw threads on the first screw rod (7) and the second screw rod (8) are opposite in direction, a first motor (9) is fixedly connected to one side of the U-shaped mounting plate (3), one end of the second screw rod (8) far away from the first screw rod (7) penetrates through the side wall of the U-shaped mounting plate (3) and is fixedly connected with the output end of the first motor (9), one end of the first screw rod (7) far away from the second screw rod (8) is rotatably connected with the side wall of the U-shaped mounting plate (3), driving blocks (10) are respectively sleeved on the first screw rod (7) and the second screw rod (8) in a threaded mode, the driving blocks (10) are respectively slidingly connected with the inner side walls of the corresponding U-shaped mounting plate (3), four suction cups (4) are respectively communicated with an air guide pipe (11), four air guide pipes (11) are respectively communicated with the top surfaces of the air guide pipes (13), one side of the air guide pipes (13) are respectively connected with the air guide pipes (13), negative pressure pump (15) output and gas-supply pipe (14) top one end intercommunication, roof (2) are run through to gas-supply pipe (14) bottom and are stretched to roof (2) below, four gas-supply pipe (11) top all communicates there is exhaust hose (12), four exhaust hose (12) keep away from gas-supply pipe (11) one end all and gas-supply pipe (14) bottom intercommunication, drive plate (13) bottom surface is rectangle fixedly connected with four No. two cylinders (27), four No. two cylinders (27) bottom all with roof (2) top surface fixed connection.

3. The paper feeding device of a printing machine according to claim 1, wherein two driving rods (17) are fixedly connected to one end of the top of the U-shaped mounting plate (3), driving ports (16) are formed in the top plate (2) in a penetrating mode at the opposite positions of the two driving rods (17), two driving ports (16) are formed in the top ends of the driving rods (17) in a penetrating mode, the driving rods (17) extend to the upper portion of the top plate (2), a third screw rod (18) and a fourth screw rod (19) are horizontally connected in a penetrating mode, one end, close to each other, of the third screw rod (18) and the fourth screw rod (19) is fixedly connected, threads on the third screw rod (18) and the fourth screw rod (19) are opposite in direction, a fixing plate (20) is fixedly connected to the two ends of the top plate (2), a second motor (21) is fixedly connected to the side wall of the fixing plate (20) close to one side of the fourth screw rod (19), one end, far away from the third screw rod (18) is fixedly connected with the side wall of the second screw rod (19), and one end, far away from the third screw rod (20) is fixedly connected with the side wall of the second screw rod (19).

4. The paper feeding device of the printing machine according to claim 2, wherein the driving plate (13) is horizontally and slidably connected with two limiting rods (25), two ends of each limiting rod (25) are fixedly connected with the side wall of the U-shaped supporting plate (1), one side of the driving plate (13) is fixedly connected with a first air cylinder (24) between the two limiting rods (25), and one end, far away from the driving plate (13), of the first air cylinder (24) is fixedly connected with the side wall of the U-shaped supporting plate (1).

5. A paper feeding device for a printing machine according to claim 3, wherein a sliding rod (23) is fixedly connected in the driving opening (16) horizontally, the sliding rod (23) penetrates through two driving rods (17) to be in sliding connection with the driving rods (17), one end, far away from the driving rods (17), of the top of the two U-shaped mounting plates (3) is fixedly connected with a T-shaped sliding block (22), and the top ends of the two T-shaped sliding blocks (22) penetrate through the top plate (2) to be in sliding connection with the top plate (2).

6. The paper feeding device of the printer according to claim 2, wherein the top end of the driving plate (13) is fixedly connected with a gas-conveying fan (26) at one side of the negative pressure pump (15), and the output end of the gas-conveying fan (26) is communicated with the other end of the top of the gas pipe (14) through a valve.