CN216863042U

CN216863042U - Paper feeding mechanism of folding machine

Info

Publication number: CN216863042U
Application number: CN202220265066.3U
Authority: CN
Inventors: 王磊; 郑礼云; 陶玉飞
Original assignee: Hefei Guangyuan Printing Co ltd
Current assignee: Hefei Guangyuan Printing Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-07-01
Anticipated expiration: 2032-02-09

Abstract

The utility model discloses a paper feeding mechanism of a folding machine, which comprises a mounting frame, a paper feeding table and a paper feeding roller, wherein a supporting plate is fixed below the top of the mounting frame, the paper feeding table is arranged below the supporting plate, the paper feeding table is connected with a lifting mechanism, the paper feeding roller is connected with a driving mechanism, a plurality of connecting columns are fixed on the bottom surface of the supporting plate, the supporting plate is fixedly connected with a transverse plate and a mounting cover through the connecting columns, two guide rods are symmetrically fixed on the transverse plate, an extruding device is arranged on the mounting cover, a paper sucking device is arranged at the top of the mounting frame, a connecting device is arranged between the extruding device and the paper sucking device, and the extruding device comprises two extruding wheels which are symmetrically arranged. According to the utility model, through the mutual matching of the components, the paper can be better separated and conveyed, the problem of simultaneous transmission of a plurality of sheets caused by the fact that the conventional thin paper is attached and not easy to separate is solved, the structure is simple, and the paper feeding efficiency is high.

Description

Paper feeding mechanism of folding machine

Technical Field

The utility model relates to the technical field of folding machines, in particular to a paper feeding mechanism of a folding machine.

Background

The folding machine is a modern printing device produced along with the modern printing industry, a modern printing factory usually comprises three processing procedures of printing before, printing and printing after, a main bearing medium is paper, due to the rise of packaging printing, other material media such as plastic, fabric, leather, metal surfaces and the like are also raised, but the main carrier still occupies the absolute dominance by the paper. The printing industry processes are generally divided into book and newspaper processes and packaging processes; the folding machine is mainly used for folding paper with different sizes and thicknesses in a design range and is suitable for large-batch folding of fast printing centers, production enterprises, official documents and business letters. .

The conventional paper feeding mechanism usually rotates a paper feeding roller, paper is fed into the paper feeding roller group by utilizing the friction force between the surface of the paper feeding roller and the paper, and then the paper is transmitted to a folding machine to be folded.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a paper feeding mechanism of a folding machine to solve the problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: a paper feeding mechanism of a folding machine comprises a mounting frame, a paper feeding table and a paper feeding roller, wherein a supporting plate is fixed below the top of the mounting frame, the paper feeding table is arranged below the supporting plate and connected with a lifting mechanism, the paper feeding roller is connected with a driving mechanism, a plurality of connecting columns are fixed on the bottom surface of the supporting plate, the supporting plate is fixedly connected with a transverse plate and an installation cover through the connecting columns, two guide rods are symmetrically fixed on the transverse plate, an extrusion device is installed on the installation cover, a paper suction device is installed at the top of the installation, a connecting device is arranged between the extrusion device and the paper suction device, the extrusion device comprises two extrusion wheels which are symmetrically arranged, adhesive tapes are wound on the extrusion wheels, rotating shafts are fixed on the extrusion wheels and penetrate through the installation cover, and one end of one rotating shaft penetrating through the installation cover is fixed with a driving motor, first gears are fixed on the parts, located in the installation cover, of the two rotating shafts, even transmission gears are arranged between the two first gears, and the transmission gears are fixedly connected with the inner wall of the installation cover.

Preferably, the paper suction device comprises a supporting block fixed at the top of the mounting cover, a rotating rod is rotatably connected to the supporting block, a first connecting rod is fixed to one end of the rotating rod, a second connecting rod is rotatably connected to the first connecting rod, a sliding rod is rotatably connected to the second connecting rod, a guide plate fixedly connected with the mounting cover is slidably sleeved on the sliding rod, and a sucking disc is fixed to the sliding rod.

Preferably, the connecting device comprises a first belt wheel fixedly connected with the rotating rod, a belt is sleeved on the first belt wheel, a second belt wheel is sleeved at one end, far away from the first belt wheel, of the belt, and the second belt wheel is fixedly connected with the rotating shaft.

Preferably, a stop lever is symmetrically fixed on one side of the mounting cover close to the extrusion wheel.

Preferably, the diameter of the second pulley is larger than the diameter of the first pulley.

Preferably, four air blowing pipes are symmetrically arranged on the supporting plate, and air blowing openings of the four air blowing pipes are respectively inclined upwards and point to four corners of the top of the paper to be fed.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the mutual matching of the components, the paper can be better separated and conveyed, the problem of simultaneous transmission of a plurality of sheets caused by the fact that the traditional thin paper is attached and not easy to separate is solved, the structure is simple, and the paper feeding efficiency is high;

2. according to the utility model, two extrusion wheels on the extrusion device rotate, under the action of the rubber strips, the two sides of the paper are lifted, so that the paper is in a micro-bulge shape, then the paper is adsorbed by the intermittent sucking discs, the mutual separation of the end parts of the paper is realized, and the uppermost layer of paper is conveyed away under the rotation of the paper feeding roller.

Drawings

Fig. 1 is a schematic view of an overall structure of a paper feeding mechanism of a folding machine according to the present invention;

FIG. 2 is a schematic diagram of the relative position of a paper suction device and a pressing device in a paper feeding mechanism of a folding machine according to the present invention;

FIG. 3 is a schematic diagram of the relative position of the pressing device and the connecting device in the paper feeding mechanism of the folding machine according to the present invention;

fig. 4 is an enlarged view of the area a in fig. 2.

In the figure: 1. a mounting frame; 2. a paper feeding table; 3. a paper feed roller; 4. a support plate; 401. connecting columns; 402. a transverse plate; 403. mounting a cover; 404. a guide bar; 5. an extrusion device; 501. an extrusion wheel; 502. an adhesive tape; 503. a rotating shaft; 504. a drive motor; 505. a first gear; 506. a transmission gear; 6. a paper suction device; 601. a support block; 602. a rotating rod; 603. a first link; 604. a second link; 605. a slide bar; 606. a guide plate; 607. a suction cup; 7. a connecting device; 701. a first pulley; 702. a belt; 703. a second pulley; 704. a stop lever; 8. and an air blowing pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a paper feeding mechanism of folding machine, includes mounting bracket 1, form advancing platform 2 and paper feed roller 3, the below at mounting bracket 1 top is fixed with backup pad 4, and send paper platform 2 to set up in backup pad 4 below, send paper platform 2 to be connected with elevating system (not shown in the figure), and paper feed roller 3 is connected with actuating mechanism (not shown in the figure), backup pad 4 bottom surface is fixed with a plurality of spliced poles 401, backup pad 4 is through spliced pole 401 fixedly connected with diaphragm 402 and installation cover 403, the symmetry is fixed with two guide bars 404 on the diaphragm 402, install extrusion device 5 on the installation cover 403, install at the installation top and inhale paper device 6, extrusion device 5 and inhale and be equipped with connecting device 7 between the paper device 6, extrusion device 5 includes the extrusion wheel 501 that two symmetries set up, all the winding has adhesive tape 502 on the extrusion wheel 501, be fixed with axis of rotation 503 on the extrusion wheel 501, the rotating shafts 503 rotatably penetrate through the mounting cover 403, one end of one of the rotating shafts 503 penetrating through the mounting cover 403 is fixed with the driving motor 504, the first gears 505 are fixed on the two portions of the rotating shafts 503 located in the mounting cover 403, even number of transmission gears 506 are arranged between the two first gears 505, the transmission gears 506 are fixedly connected with the inner wall of the mounting cover 403, the even number of transmission gears are arranged to ensure that the rotation directions of the two first gears 505 are opposite, so that the two extrusion wheels 501 are driven to rotate reversely, the paper is extruded towards the middle part, the paper is slightly bulged, and the paper is conveniently sucked and separated by the paper sucking device 6.

Wherein, a stop lever 704 is symmetrically fixed on one side of the mounting cover 403 close to the squeezing wheel 501.

Meanwhile, the paper suction device 6 comprises a supporting block 601 fixed at the top of the mounting cover 403, a rotating rod 602 is rotatably connected to the supporting block 601, a first connecting rod 603 is fixed at one end of the rotating rod 602, the first connecting rod 603 is rotatably connected to a second connecting rod 604, the second connecting rod 604 is rotatably connected to a sliding rod 605, the sliding rod 605 is slidably sleeved with a guide plate 606 fixedly connected with the mounting cover 403, a suction cup 607 is fixed on the sliding rod 605, the sliding rod 605 rotates through the rotating rod 602 to drive the sliding rod 605 to slide in the guide plate 606 in a reciprocating manner, so that the suction cup 607 continuously moves up and down to suck and release paper, and after the paper is sucked, the suction cup 607 is released to fall on the stop rod 704 and is rapidly conveyed away under the action of the paper feed roller 3, so that the suction cup 607 can subsequently suck next paper.

In addition, four air blowing pipes 8 are symmetrically arranged on the supporting plate 4, air blowing openings of the four air blowing pipes 8 are respectively inclined upwards and point to four corners of the top of the paper to be fed, so that the paper can be well fluffed, and two adjacent pieces of paper can be well separated.

In this scheme, the theory of operation that the paper was given: firstly, paper is orderly stacked, placed on the paper feeding table 2, and placed inside the two guide rods 404, the driving motor 504 is started to drive the first gear 505 to rotate, the first gear 505 on the other side rotates in the reverse direction, and then drives the two squeezing wheels 501 to rotate in the reverse direction, and squeeze the paper towards the middle part, so that the paper is slightly bulged, the rotating rod 602 is driven to rotate through the connecting device 7, the first connecting rod 603 is sequentially driven to rotate, the second connecting rod 604 moves, and then the sliding rod 605 is driven to slide in the guide plate 606 in a reciprocating manner, so that the sucking disc 607 continuously moves up and down to suck and release the paper, and after the paper is sucked, the sucking disc 607 is released, falls on the blocking rod 704, and is rapidly conveyed under the action of the paper feeding roller 3, so that the sucking disc 607 can suck the next paper.

Example two

Referring to fig. 3, this embodiment is a further description of the first embodiment, wherein the connecting device 7 includes a first pulley 701 fixedly connected to the rotating rod 602, a belt 702 is sleeved on the first pulley 701, a second pulley 703 is sleeved on one end of the belt 702 away from the first pulley 701, and the second pulley 703 is fixedly connected to the rotating shaft 503.

The diameter of the second belt wheel 703 is larger than that of the first belt wheel 701, so that the rotating rod 602 can be driven to rotate rapidly, high-speed paper suction is achieved, and high-speed paper transmission is facilitated.

In this embodiment, when the first gear 505 far from the driving motor 504 rotates, the connecting device 7 drives the second pulley 703 to rotate, and the first pulley 701 is driven to rotate by the belt 702, so as to drive the rotating rod 602 to rotate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The paper feeding mechanism of the folding machine is characterized by comprising a mounting frame (1), a paper feeding table (2) and a paper feeding roller (3), wherein a supporting plate (4) is fixed below the top of the mounting frame (1), the paper feeding table (2) is arranged below the supporting plate (4), the paper feeding table (2) is connected with a lifting mechanism, the paper feeding roller (3) is connected with a driving mechanism, a plurality of connecting columns (401) are fixed on the bottom surface of the supporting plate (4), the supporting plate (4) is fixedly connected with a transverse plate (402) and an installation cover (403) through the connecting columns (401), two guide rods (404) are symmetrically fixed on the transverse plate (402), an extruding device (5) is installed on the installation cover (403), a paper sucking device (6) is installed at the top of the installation, and a connecting device (7) is arranged between the extruding device (5) and the paper sucking device (6);

the extruding device (5) comprises two extruding wheels (501) which are symmetrically arranged, adhesive tapes (502) are wound on the extruding wheels (501), rotating shafts (503) are fixed on the extruding wheels (501), the rotating shafts (503) penetrate through the mounting cover (403) in a rotating mode, one end, penetrating through the mounting cover (403), of one rotating shaft (503) is fixed with a driving motor (504), first gears (505) are fixed on the two rotating shafts (503) located in the mounting cover (403), even transmission gears (506) are arranged between the two first gears (505), and the transmission gears (506) are fixedly connected with the inner wall of the mounting cover (403).

2. A sheet feeding mechanism of a folding machine according to claim 1, characterized in that: the paper suction device (6) comprises a supporting block (601) fixed to the top of the mounting cover (403), a rotating rod (602) is connected to the supporting block (601) in a rotating mode, a first connecting rod (603) is fixed to one end of the rotating rod (602), a second connecting rod (604) is connected to the first connecting rod (603) in a rotating mode, a sliding rod (605) is connected to the second connecting rod (604) in a rotating mode, a guide plate (606) fixedly connected with the mounting cover (403) is sleeved on the sliding rod (605) in a sliding mode, and a sucking disc (607) is fixed to the sliding rod (605).

3. A sheet feeding mechanism of a folding machine according to claim 1, characterized in that: the connecting device (7) comprises a first belt wheel (701) fixedly connected with the rotating rod (602), a belt (702) is sleeved on the first belt wheel (701), a second belt wheel (703) is sleeved at one end, far away from the first belt wheel (701), of the belt (702), and the second belt wheel (703) is fixedly connected with the rotating shaft (503).

4. A sheet feeding mechanism of a folding machine according to claim 1, characterized in that: and stop levers (704) are symmetrically fixed on one side of the mounting cover (403) close to the extrusion wheel (501).

5. A sheet feeding mechanism of a folding machine according to claim 3, characterized in that: the diameter of the second belt pulley (703) is larger than that of the first belt pulley (701).

6. A sheet feeding mechanism of a folding machine according to claim 1, characterized in that: four air blowing pipes (8) are symmetrically arranged on the supporting plate (4), and air blowing openings of the four air blowing pipes (8) are respectively inclined upwards and point to four corners of the top of the paper to be fed.