CN214269501U

CN214269501U - Accurate folding machine

Info

Publication number: CN214269501U
Application number: CN202023197025.5U
Authority: CN
Inventors: 衡建东
Original assignee: Beijing Feilong Printing Factory
Current assignee: Beijing Feilong Printing Factory
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-24
Anticipated expiration: 2030-12-25

Abstract

The utility model belongs to the technical field of the paper folding machine and specifically relates to an accurate paper folding machine is related to, its technical scheme main points are including paper piece-rate system, paper piece-rate system's play paper end is provided with the paging mechanism that is used for separating overlapping paper, paging mechanism includes first conveyer belt and paging subassembly, the paging subassembly sets up the top at first conveyer belt, one side of first conveyer belt is provided with can drive the driven first motor of first conveyer belt, one side of paging subassembly is provided with can drive paging subassembly pivoted second motor, the distance of paging subassembly's lower extreme to first conveyer belt equals with the thickness of a paper, the rotational speed of second motor is less than the rotational speed of first motor, reached and to make the sola paper enter into paper folding device of paper folding machine, improve the effect of the rate of accuracy of folding paper.

Description

Accurate folding machine

Technical Field

The application relates to the field of folding machines, in particular to an accurate folding machine.

Background

The current printing and processing industries are generally divided into book and newspaper and packaging processing, a folding machine is modern printing equipment generated along with the modern printing industry, the folding machine can be 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, business letters and the like.

In the related art, a folding machine mainly comprises a paper feeding device, a folding device and a paper collecting device, wherein the paper feeding device mainly adopts a flat paper stack paper conveying device, referring to fig. 1, the flat paper stack paper conveying device is divided into a paper separating system 1, an automatic lifting platform system 4 and a paper conveying bridge system 5, paper is fed through the automatic lifting platform system 4, the paper enters the paper separating system 1 for separation, then enters the paper conveying bridge system 5 to be conveyed to the folding device, folding is realized, and finally the paper is sent out through the paper collecting device and is folded.

In view of the above-mentioned related art solutions, the inventors found that: after the paper is separated by the paper separation system 1, the paper above the paper easily drives the paper below the paper and even a plurality of pieces of paper to overlap, which affects the paper feeding and thus the paper folding accuracy.

SUMMERY OF THE UTILITY MODEL

In order to enable a single paper sheet to enter a folding device of a folding machine and improve the folding accuracy, the application provides a precise folding machine.

The application provides an accurate folding machine adopts following technical scheme:

the utility model provides an accurate folding machine, including paper piece-rate system, paper piece-rate system's play paper end is provided with the paging mechanism that is used for separating the overlapping paper, paging mechanism includes first conveyer belt and paging subassembly, the paging subassembly sets up the top at first conveyer belt, one side of first conveyer belt is provided with can drives first conveyer belt driven first motor, one side of paging subassembly is provided with can drives paging subassembly pivoted second motor, the distance of the lower extreme of paging subassembly to first conveyer belt equals with the thickness of a paper, the rotational speed of second motor is less than the rotational speed of first motor.

Through adopting above-mentioned technical scheme, after the paper passes through paper piece-rate system's separation, enter into the paging subassembly, the rotational speed of paging subassembly is less than the speed of first conveyer belt, form the speed difference between the two, the speed difference can make the speed that lies in overlapping paper top paper when overlapping the paper and passing through the paging subassembly be less than the speed of below paper, the distance of the lower extreme of paging subassembly to first conveyer belt equals with the thickness of a paper, the paging subassembly lets the paper that is close to first conveyer belt position pass through smoothly, the paper that will keep away from first conveyer belt blocks, realize the function of paging.

Preferably, the paging assembly comprises a slow shaft, the slow shaft is fixedly connected with an output shaft of the second motor, a paging wheel is sleeved in the middle of the slow shaft, and the vertical distance between the peripheral surface of the paging wheel and the first conveying belt is equal to the thickness of one piece of paper.

By adopting the technical scheme, the speed of the upper paper in the overlapped paper is limited by the paging wheel which is arranged according to the friction force and the speed lower than the speed of the first conveying belt, the vertical distance between the peripheral surface of the paging wheel and the first conveying belt is equal to the thickness of one paper, so that the lower paper smoothly passes through the paging wheel, the upper paper falls onto the first conveying belt, and after the lower paper passes through the paging wheel, the upper paper passes through the paging wheel.

Preferably, the outer ring of the paging wheel is fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, the rubber pad that sets up on the paging wheel can reduce the wearing and tearing to the paper, guarantees the complete degree of paper, can also increase the frictional force to the paper, and further convenience separates the paper, and the rubber pad has elasticity moreover, can make the paging wheel have certain fluctuation, makes things convenient for the paper to pass through from paging wheel below.

Preferably, the two ends of the slow shaft are provided with lug plates, mounting holes are formed in the lug plates, the upper end and the lower end of the inner wall of each mounting hole are fixedly connected with two springs, and the springs are fixedly connected with the second motor.

Through adopting above-mentioned technical scheme, the spring that sets up at the upper and lower both ends of second motor can make the slow speed axle can have certain floating, and when the paper produced certain impact to the paging wheel, the combined action of spring and shock pad can reduce the possibility that the paper damaged, makes things convenient for the sola paper to pass through from paging wheel below.

Preferably, the paging assembly and the second motor are provided in plurality on the first conveyor belt along a length direction of the first conveyor belt.

Through adopting above-mentioned technical scheme, when the paper that overlaps reaches three and when many, set up a plurality of paging subassemblies and can realize separating a plurality of paper that overlap into a sheet sola paper, make things convenient for the paper to enter into the accurate folding paper behind the folding device, improved the accurate rate of folding paper of paper.

Preferably, the paper outlet end of the paging mechanism is provided with an anti-tilt mechanism for adjusting the paper direction.

Through adopting above-mentioned technical scheme, after the paper passes through paging mechanism, the paper may have the slope of a little small angle, is unfavorable for the paper to carry out the accuracy and folds paper, sets up and prevents that tilting mechanism can make the paper be in the state parallel with the conveyer belt when entering into folding device, conveniently carries out the accuracy of paper and folds paper.

Preferably, the anti-tilting mechanism comprises a second conveyor belt and two support rods, the two support rods are obliquely arranged and symmetrically arranged, the lower ends of the support rods are hinged with two leveling guide blocks, the lower end faces of the leveling guide blocks are in butt joint with the second conveyor belt, the two leveling guide blocks are symmetrically arranged along the width direction of the second conveyor belt, and a control system for controlling the rotation of the leveling guide blocks is arranged on the support rods.

Through adopting above-mentioned technical scheme, after the paper from paging mechanism transmission to anti-tilt mechanism, the paper enters into on the second conveyer belt, when the paper is normally carried, the paper can be smoothly through leading flat piece, when the paper is in small angle tilt state, the paper is injectd by leading flat piece, correct to the normal condition after the paper, just can pass through leading flat piece, improves the accurate rate of folding paper after the paper enters into folding device.

Preferably, the control system comprises a pressure sensor, a single chip microcomputer and a third motor, the pressure sensor is fixedly connected to the leveling guide block, the single chip microcomputer coupled with the pressure sensor is arranged on the supporting rod, and the third motor coupled with the single chip microcomputer is arranged on the leveling guide block and used for rotating the leveling guide block.

Through adopting above-mentioned technical scheme, after the paper contacted the guide flat block with the state of normal transport, pressure sensor on two guide flat blocks received pressure simultaneously, pressure sensor sends the singlechip with signal transmission, singlechip control third motor drives guide flat block and realizes rotating, make the paper pass through guide flat block, contact guide flat block with the slope of little angle when the paper, one side guide flat block receives pressure, one side guide flat block does not receive pressure, the third motor will not drive guide flat block and rotate, until the paper removed both sides simultaneously and lead flat block, the third motor drives guide flat piece and rotate.

In summary, the present application has the following technical effects:

1. by arranging the paging mechanism, the paper entering the folding device of the folding machine can be single paper, the folding accuracy is improved, and the waste paper rate is reduced;

2. through having set up and prevented tilting mechanism, can make the paper enter into folding device with normal gesture, improved the rate of accuracy that the paper was folded paper.

Drawings

FIG. 1 is a schematic view of a folder of the related art;

FIG. 2 is a schematic view of the folder configuration of an embodiment of the present application;

FIG. 3 is a schematic diagram of the structure of the paging mechanism in the embodiment of the present application;

FIG. 4 is a partial enlarged view of FIG. 3 at A;

FIG. 5 is a partial enlarged view of FIG. 3 at B;

FIG. 6 is a schematic structural view of an anti-tilt mechanism in an embodiment of the present application;

fig. 7 is a partially enlarged view at C in fig. 6.

In the figure, 1, a paper separation system; 2. a paging mechanism; 21. a first conveyor belt; 22. a first motor; 23. a paging component; 231. a slow speed shaft; 232. a paging wheel; 233. a rubber pad; 24. a second motor; 25. an ear plate; 26. mounting holes; 27. a spring; 28. a shaft sleeve; 3. an anti-tilt mechanism; 31. a second conveyor belt; 32. a support bar; 33. a leveling block; 34. a control system; 341. a pressure sensor; 342. a single chip microcomputer; 343. a third motor; 4. an automatic lifting platform system; 5. paper conveying bridge system.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 2, the present application provides an accurate folding machine, a paper output end of a paper separation system 1 of the folding machine is provided with a paging mechanism 2, overlapped paper generated by the paper separation system 1 is separated through the paging mechanism 2, and the paper folding accuracy is improved.

Referring to fig. 3 and 4, the paging mechanism 2 includes a first conveyor belt 21, the first conveyor belt 21 is horizontally disposed, a first motor 22 is fixedly connected to a side edge of the first conveyor belt 21, and the first motor 22 drives the first conveyor belt 21 to realize a conveying function; a paging assembly 23 is arranged above the first conveyor belt 21, the paging assembly 23 comprises a slow shaft 231, the axis of the slow shaft 231 is vertical to the length direction of the first conveyor belt 21, a paging wheel 232 is sleeved in the middle of the slow shaft 231, and the distance between the lowest point of the paging wheel 232 and the first conveyor belt 21 is equal to the thickness of one piece of paper; one end of the slow shaft 231 is provided with a second motor 24, the second motor 24 is arranged at one side of the first conveyor belt 21, an output shaft of the second motor 24 is fixedly connected with the slow shaft 231, and the rotating speed of the second motor 24 is less than that of the first motor 22.

After the paper is separated by the paper separating system 1, the paper enters the paging mechanism 2, when the paper is single, because the rotating speed of the second motor 24 is less than the rotating speed of the first motor 22, the linear speed of the first conveyor belt 21 is greater than the linear speed of the paging wheel 232, the paper can smoothly pass through the paging wheel 232 by utilizing the linear speed of the paper itself greater than the linear speed of the paging wheel 232, when overlapped paper is generated, the paper close to the position of the first conveyor belt 21 can pass through the paging wheel 232 by depending on the speed of the first conveyor belt 21, the paging wheel 232 blocks the paper far away from the first conveyor belt 21, and after the paper close to the first conveyor belt 21 passes through, the paper far away from the first conveyor belt 21 falls onto the first conveyor belt 21 and passes through the paging wheel 232.

Referring to fig. 4 and 5, two lug plates 25 are disposed on two sides of the first conveyor belt 21, the two lug plates 25 are symmetrically arranged about a center line of the first conveyor belt 21, and bottom ends of the lug plates 25 are fixedly connected with the first conveyor belt 21; the ear plate 25 is provided with a mounting hole 26, and the upper end and the lower end of the inner wall of the mounting hole 26 are fixedly connected with two springs 27; the second motor 24 arranged at one end of the slow shaft 231 is arranged in the middle of the mounting hole 26, the upper end and the lower end of the second motor 24 are fixedly connected with the two springs 27, the outer end of the other end of the slow shaft 231 is sleeved with a shaft sleeve 28, the shaft sleeve 28 is rotatably connected with the slow shaft 231, and the upper end and the lower end of the shaft sleeve 28 are fixedly connected with the two springs 27.

When the overlapped paper passes through the paper separating wheel 232, the arranged spring 27 can drive the slow shaft 231 and the paper separating wheel 232 to slightly float up and down, so that the paper can smoothly pass through the paper separating wheel 232, the breakage rate of the paper is reduced, and the accurate folding rate of the paper is further improved.

Referring to fig. 4, a rubber pad 233 is sleeved on the outer surface of the paging wheel 232; rubber pad 233's setting can the paging wheel 232 reduce the wearing and tearing to the paper, guarantees the completeness of paper, and rubber pad 233 still makes paging wheel 232 increase frictional force to the paper, further makes things convenient for to separate the paper, and rubber pad 233 has elasticity moreover, can make paging wheel 232 have certain fluctuation with the cooperation of spring 27, makes things convenient for the paper to pass through from paging wheel 232 below.

Referring to fig. 3, the plurality of separation assemblies 23 and the second motor 24 are disposed along the length direction of the first conveyor belt 21, and the plurality of separation assemblies 23 are disposed to facilitate separation of three or more overlapped sheets, thereby further improving the folding accuracy of the sheets.

Referring to fig. 6 and 7, the paper output end of the sorting mechanism 2 is provided with an anti-tilting mechanism 3, the anti-tilting mechanism 3 includes a second conveyor belt 31 and two support bars 32, the two support bars 32 are tilted upward along the length direction from the close to the far away from the second conveyor belt 31, and the two support bars 32 are symmetrically arranged along the width direction of the second conveyor belt 31; the lower end of the supporting rod 32 is provided with a flat guide block 33, the flat guide block 33 is hinged with the supporting rod 32, and the flat guide block 33 is arranged in an upward inclined mode along the length direction from the position close to the second conveyor belt 31 to the position far away from the second conveyor belt 31; the supporting rod 32 is provided with a control system 34, the control system 34 comprises a pressure sensor 341, a single chip microcomputer 342 and a third motor 343, the pressure sensor 341 is arranged at one end of the leveling block 33 far away from the second conveyor belt 31, the pressure sensor 341 is fixedly connected with the leveling block 33, the single chip microcomputer 342 is fixedly connected with the supporting rod 32 and coupled with the pressure sensor 341, and the third motor 343 is arranged on the leveling block 33 and coupled with the single chip microcomputer 342 to drive the leveling block 33 to rotate.

The paper coming out of the paging mechanism 2 enters the anti-tilting mechanism 3, when the paper is normally conveyed and conveyed to the position of the leveling guide block 33, the symmetrically arranged pressure sensors 341 are impacted by the paper and transmit signals to the single chip microcomputer 342, the single chip microcomputer 342 controls the third motor 343 and commands the third motor 343 to drive the leveling guide block 33 to rotate, and the paper is conveyed; when the paper is obliquely conveyed at a slight angle, the paper can only touch the pressure sensor 341 on one side, the third motor 343 cannot drive the leveling block 33 to rotate, when the paper is conveyed by the second conveyor belt 31 and returns to a normal state, the pressure sensors 341 on both sides are impacted, the leveling block 33 is driven by the third motor 343 to rotate, so that the paper is conveyed, and the anti-tilting mechanism 3 improves the paper folding accuracy; the large inclination of the paper hardly occurs because the paper is in the orderly stacked state before entering the paper separating system 1, and the speed of the first and

second conveyor belts

21, 31 is fast, and the state of the paper hardly changes greatly.

To sum up, the application process of this application is: after being separated by the paper separation system 1, the paper enters the paging mechanism 2, the linear velocity of the overlapped paper using the first conveyor belt 21 is greater than that of the paging wheel 232, so that the paper close to the first conveyor belt 21 passes through the paging wheel 232 via the first conveyor belt 21, the paper far away from the first conveyor belt 21 is blocked by the paging wheel 232 due to the relative velocity, the separation of the overlapped paper is realized, and the separation of three or more overlapped paper can be realized by arranging the paging assemblies 23 and the second motor 24; the separated paper is conveyed to the second conveyor belt 31 through the first conveyor belt 21, the paper enters the folding device after being corrected by the leveling guide blocks 33 in the anti-inclination mechanism 3, when the paper inclines at a small angle, the paper cannot impact the pressure sensors 341 on the leveling guide blocks 33 on two sides at the same time, the third motor 343 cannot drive the leveling guide blocks 33 to rotate, only when the paper returns to a normal conveying state, the paper impacts the two pressure sensors 341 at the same time, the pressure sensors 341 transmit signals to the single chip microcomputer 342, the single chip microcomputer 342 controls the executive component 343 to drive the leveling guide blocks 33 to rotate, so that the paper is conveyed to the folding device in a normal conveying state, and the folding accuracy is further improved.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims

1. A precision folding machine comprising a sheet separation system (1), characterized in that: the paper delivery end of the paper separation system (1) is provided with a paging mechanism (2) for separating overlapped paper, the paging mechanism (2) comprises a first conveying belt (21) and a paging component (23), the paging component (23) is arranged above the first conveying belt (21), one side of the first conveying belt (21) is provided with a first motor (22) capable of driving the first conveying belt (21) to transmit, one side of the paging component (23) is provided with a second motor (24) capable of driving the paging component (23) to rotate, the distance from the lower end of the paging component (23) to the first conveying belt (21) is equal to the thickness of one piece of paper, and the rotating speed of the second motor (24) is lower than that of the first motor (22).

2. A precision folder as claimed in claim 1 wherein: paging subassembly (23) include slow speed axle (231), slow speed axle (231) and the output shaft fixed connection of second motor (24), and the intermediate position cover of slow speed axle (231) is equipped with paging wheel (232), and the vertical distance of paging wheel (232) global and first conveyer belt (21) equals with the thickness of a paper.

3. A precision folder as claimed in claim 2 wherein: the outer ring of the paging wheel (232) is fixedly connected with a rubber pad (233).

4. A precision folder as claimed in claim 3 wherein: both ends of slow speed axle (231) are provided with otic placode (25), have seted up mounting hole (26) on otic placode (25), both ends fixedly connected with two springs (27) about the inner wall of mounting hole (26), spring (27) and second motor (24) fixed connection.

5. A precision folder as claimed in claim 4 wherein: the paging assembly (23) and the second motor (24) are provided in plurality on the first conveyor belt (21) along the length direction of the first conveyor belt (21).

6. A precision folder as claimed in claim 1 wherein: the page outlet end of the paging mechanism (2) is provided with an anti-tilting mechanism (3) for adjusting the paper direction.

7. A precision folder as claimed in claim 6 wherein: the anti-tilting mechanism (3) comprises a second conveyor belt (31) and two supporting rods (32), the two supporting rods (32) are tilted and symmetrically arranged, the lower ends of the supporting rods (32) are hinged with two guide flat blocks (33), the lower end faces of the guide flat blocks (33) are abutted to the second conveyor belt (31), the two guide flat blocks (33) are symmetrically arranged in the width direction of the second conveyor belt (31), and a control system (34) for controlling the guide flat blocks (33) to rotate is arranged on the supporting rods (32).

8. A precision folder as claimed in claim 7 wherein: the control system (34) comprises a pressure sensor (341), a single chip microcomputer (342) and a third motor (343), the pressure sensor (341) is fixedly connected to the leveling guide block (33), the single chip microcomputer (342) coupled with the pressure sensor (341) is arranged on the supporting rod (32), and the third motor (343) coupled with the single chip microcomputer (342) is arranged on the leveling guide block (33) and used for rotating the leveling guide block (33).