CN212049756U

CN212049756U - Paper feeding device of printing machine

Info

Publication number: CN212049756U
Application number: CN202020155947.0U
Authority: CN
Inventors: 杨阳
Original assignee: Zhejiang Quantong Arts And Crafts Printing Co ltd
Current assignee: Zhejiang Quantong Arts And Crafts Printing Co ltd
Priority date: 2020-02-08
Filing date: 2020-02-08
Publication date: 2020-12-01
Anticipated expiration: 2030-02-08

Abstract

The utility model relates to the technical field of printing equipment, and discloses a paper supply device of a printing machine, which comprises a workbench, wherein hydraulic rods are bolted on the left side and the right side of the workbench, connecting blocks are bolted on the tops of the hydraulic rods, connecting rods are bolted between the connecting blocks, a sliding sleeve is slidably connected to the surface of the connecting rods, a vertical rod is bolted on the bottom of the sliding sleeve, and a limiting sheet is bolted on the bottom of the vertical rod; the utility model has the advantages of can compress tightly the paper, and then can guarantee the paper fast and stable when carrying, it is comparatively complicated to have solved the process that the paper supply device who uses at present arranges the paper in the conveyer belt, it is slower to the conveying speed of paper, and the paper appears folding and the circumstances such as turn-ups easily, the problem of paper conveying efficiency has been reduced, thereby conveying speed when having improved the printing machine and carrying the paper, the printing efficiency of paper has been increased, avoid the waste of paper simultaneously, the manufacturing cost of enterprise has been reduced.

Description

Paper feeding device of printing machine

Technical Field

The utility model relates to a lithography apparatus technical field specifically is a printing machine paper supply device.

Background

The printing machine is a machine for printing characters and images, and modern printing machines generally comprise mechanisms such as plate loading, inking, stamping, paper conveying and the like. The working principle of the printing machine is that the characters and images to be printed are made into a printing plate, the printing plate is arranged on a printing machine, then ink is coated on the positions, where the characters and images are arranged, of the printing plate by a person or the printing machine, and then the printing plate is directly or indirectly transferred to paper or other printing stocks, so that the printed matters identical to the printing plate are copied. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

The paper feeding device used at present needs to suck paper, and then the paper is placed on the conveying belt, so that the process is complex, the conveying speed of the paper is slow, the paper is easy to fold, turn over and the like, and the conveying efficiency of the paper during conveying is reduced. Therefore, the paper feeding device which can press the paper and further ensure the paper to be fast and stable during conveying is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing machine paper supply device possesses and to compress tightly the paper, and then can guarantee the advantage of paper fast and stable when carrying to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a printing machine paper supply device, includes the workstation, the equal bolt in the left and right sides of workstation has the hydraulic stem, the top bolt of hydraulic stem has the connecting block, the bolt has the connecting rod between the connecting block, the sliding surface of connecting rod is connected with the sliding sleeve, the bottom bolt of sliding sleeve has the montant, the bottom bolt of montant has spacing piece, the bottom bolt of spacing piece has the telescopic link, the surface cover of telescopic link is equipped with compression spring, the bottom bolt of telescopic link has the connecting seat, and compression spring is located between spacing piece and the connecting seat, the inside rotation of connecting seat is connected with the gyro wheel, the rear bolt at workstation top has the confession carton, the left and right sides at workstation top all bolts and has the fixing base, it is connected with the axis of rotation to rotate between the fixing base, the surface of axis of rotation is provided with the conveyer belt.

Preferably, the number of sliding sleeve is two at least, the top of sliding sleeve is run through and is provided with fastening bolt, a plurality of evenly distributed's connecting hole is seted up on the surface of connecting rod, fastening bolt run through to the inside of connecting hole and with between the connecting hole threaded connection.

Preferably, the front surface of the paper supply box is provided with a paper outlet, the top and the bottom of the paper outlet are rotatably connected with guide wheels, the number of the guide wheels is a plurality, and the guide wheels are arranged at equal intervals.

Preferably, pinch rollers are bolted in the inner cavity of the paper supply box and are respectively positioned at the top and the bottom of the inner cavity of the paper supply box, supporting seats are bolted on the left side and the right side of the inner cavity of the paper supply box, and a paper winding drum is rotatably connected between the supporting seats.

Preferably, the rear part of the paper supply box is hinged with a material taking door, and the bottom end of the material taking door is fixed with the paper supply box through a lock catch.

Preferably, the number of fixing base is a plurality of, and their evenly distributed is at the top of workstation, pass through conveyer belt transmission connection between the axis of rotation.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model has the advantages of can compress tightly the paper, and then can guarantee the paper fast and stable when carrying, it is comparatively complicated to have solved the process that the paper supply device who uses at present arranges the paper in the conveyer belt, it is slower to the conveying speed of paper, and the paper appears folding and the circumstances such as turn-ups easily, the problem of paper conveying efficiency has been reduced, thereby conveying speed when having improved the printing machine and carrying the paper, the printing efficiency of paper has been increased, avoid the waste of paper simultaneously, the manufacturing cost of enterprise has been reduced.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a left side view of the local structure of the present invention;

fig. 4 is a schematic top view of the connecting rod of the present invention.

In the figure: 1. a work table; 2. a hydraulic lever; 3. connecting blocks; 4. a connecting rod; 5. a sliding sleeve; 6. a vertical rod; 7. a limiting sheet; 8. a telescopic rod; 9. a compression spring; 10. a connecting seat; 11. a roller; 12. a supply carton; 13. a fixed seat; 14. a rotating shaft; 15. a conveyor belt; 16. fastening a bolt; 17. connecting holes; 18. a paper outlet; 19. a guide wheel; 20. a pinch roll; 21. a supporting seat; 22. a paper winding drum; 23. a material taking door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, a paper feeding device of a printing machine comprises a workbench 1, hydraulic rods 2 are bolted on the left and right sides of the workbench 1, connecting blocks 3 are bolted on the top of the hydraulic rods 2, connecting rods 4 are bolted between the connecting blocks 3, a sliding sleeve 5 is slidably connected on the surface of the connecting rods 4, a vertical rod 6 is bolted on the bottom of the sliding sleeve 5, a limiting plate 7 is bolted on the bottom of the vertical rod 6, a telescopic rod 8 is bolted on the bottom of the limiting plate 7, a compression spring 9 is sleeved on the surface of the telescopic rod 8, a connecting seat 10 is bolted on the bottom end of the telescopic rod 8, the compression spring 9 is positioned between the limiting plate 7 and the connecting seat 10, rollers 11 are rotatably connected inside the connecting seat 10, a paper feeding box 12 is bolted on the rear side of the top of the workbench 1, fixing seats 13 are bolted on the left and right sides of the top of the workbench 1, a rotating shaft 14 is, the device has and to compress tightly the paper, and then can guarantee the paper advantage of rapid stabilization when carrying, it is comparatively complicated to have solved the process that present use's paper supply device placed the paper in the conveyer belt, the transport speed to the paper is slower, and the paper appears folding and the circumstances such as turn-up easily, the problem of paper transport efficiency has been reduced, thereby the transport speed of printing machine when carrying the paper has been improved, the printing efficiency of paper has been increased, avoid the waste of paper simultaneously, the manufacturing cost of enterprise has been reduced.

Referring to fig. 1 and 4, the number of the sliding sleeves 5 is at least two, the top of the sliding sleeve 5 is provided with a fastening bolt 16 in a penetrating manner, the surface of the connecting rod 4 is provided with a plurality of connecting holes 17 which are uniformly distributed, the fastening bolt 16 penetrates into the connecting holes 17 and is in threaded connection with the connecting holes 17, and the sliding sleeve 5 can be fixed by arranging the fastening bolt 16 and the connecting holes 17, so that the sliding sleeve 5 is prevented from sliding during printing.

Referring to fig. 3, a paper outlet 18 is formed in the front surface of the paper feeding box 12, guide wheels 19 are rotatably connected to the top and the bottom of the paper outlet 18, the number of the guide wheels 19 is several, and the guide wheels 19 are arranged at equal intervals, so that the paper can be protected by the paper outlet 18 and the guide wheels 19, and the paper can be conveniently conveyed to the conveyor belt 15.

Referring to fig. 3, a pinch roll 20 is bolted in the inner cavity of the paper supply box 12, the pinch roll 20 is respectively positioned at the top and the bottom of the inner cavity of the paper supply box 12, support seats 21 are bolted on the left and right sides of the inner cavity of the paper supply box 12, a paper winding cylinder 22 is rotatably connected between the support seats 21, and the pinch roll 20, the support seats 21 and the paper winding cylinder 22 are arranged for installing paper winding materials, so that the printing operation can be continuously performed.

Referring to fig. 3, a material taking door 23 is hinged to the rear of the paper feeding box 12, the bottom end of the material taking door 23 is fixed to the paper feeding box 12 through a lock catch, and the material taking door 23 is arranged to facilitate replacement of roll paper materials and prevent foreign matters from entering the paper feeding box 12.

Referring to fig. 1 and 3, the number of the fixing seats 13 is several, and they are uniformly distributed on the top of the working table 1, and the rotating shafts 14 are in transmission connection through the conveyor belt 15, so that the paper can be conveniently conveyed for printing through the above design.

The working principle is as follows: during the use, fix a paper roll 22 between supporting seat 21, pinch roll 20 presss from both sides tightly and transports the paper, the paper is then carried to conveyer belt 15 through exit slot 18, control hydraulic stem 2 descends until gyro wheel 11 and paper contact, gyro wheel 11 can compress tightly the paper on the surface of conveyer belt 15, prevent that the roll-over from appearing in the paper, compression spring 9 atress can shorten, telescopic link 8 shortens simultaneously, prevent that gyro wheel 11 from applying too big pressure to the paper and leading to the paper to damage, when carrying the paper of different models, control sliding sleeve 5 is at the surface motion of connecting rod 4 to the position that is convenient for compress tightly the paper, then fix sliding sleeve 5 through using fastening bolt 16, then control hydraulic stem 2 moves and makes gyro wheel 11 and paper contact can carry out printing work.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sheet feeding device for a printing press, comprising a table (1), characterized in that: the hydraulic support is characterized in that hydraulic rods (2) are bolted to the left side and the right side of the workbench (1), connecting blocks (3) are bolted to the top of the hydraulic rods (2), connecting rods (4) are bolted between the connecting blocks (3), sliding sleeves (5) are slidably connected to the surfaces of the connecting rods (4), vertical rods (6) are bolted to the bottom of the sliding sleeves (5), limiting pieces (7) are bolted to the bottom of the vertical rods (6), telescopic rods (8) are bolted to the bottom of the limiting pieces (7), compression springs (9) are sleeved on the surfaces of the telescopic rods (8), connecting seats (10) are bolted to the bottom ends of the telescopic rods (8), the compression springs (9) are located between the limiting pieces (7) and the connecting seats (10), idler wheels (11) are connected to the inner rotation of the connecting seats (10), a paper supply box (12) is bolted to the rear of the top of the workbench (1), fixing seats (13) are bolted to the left side and the right side of the top of the workbench (1), a rotating shaft (14) is rotatably connected between the fixing seats (13), and a conveying belt (15) is arranged on the surface of the rotating shaft (14).

2. A sheet feeding apparatus for a printing press as defined in claim 1, wherein: the quantity of sliding sleeve (5) is two at least, the top of sliding sleeve (5) is run through and is provided with fastening bolt (16), a plurality of evenly distributed's connecting hole (17) is seted up on the surface of connecting rod (4), fastening bolt (16) run through to the inside of connecting hole (17) and with between connecting hole (17) threaded connection.

3. A sheet feeding apparatus for a printing press as defined in claim 1, wherein: the front of the paper supply box (12) is provided with a paper outlet (18), the top and the bottom of the paper outlet (18) are rotatably connected with guide wheels (19), the number of the guide wheels (19) is a plurality, and the guide wheels are arranged at equal intervals.

4. A sheet feeding apparatus for a printing press as defined in claim 1, wherein: the inner cavity of the paper supply box (12) is connected with pinch rollers (20) in a bolted mode, the pinch rollers (20) are located at the top and the bottom of the inner cavity of the paper supply box (12) respectively, supporting seats (21) are connected to the left side and the right side of the inner cavity of the paper supply box (12) in a bolted mode, and a paper winding cylinder (22) is connected between the supporting seats (21) in a rotating mode.

5. A sheet feeding apparatus for a printing press as defined in claim 1, wherein: the rear part of the paper supply box (12) is hinged with a material taking door (23), and the bottom end of the material taking door (23) is fixed with the paper supply box (12) through a lock catch.

6. A sheet feeding apparatus for a printing press as defined in claim 1, wherein: the number of fixing base (13) is a plurality of, and they evenly distributed in the top of workstation (1), through conveyer belt (15) transmission connection between axis of rotation (14).