CN214727236U - Novel offset press for printing - Google Patents

Abstract

The utility model discloses a novel offset press for printing, which comprises a frame, be equipped with conveyer in the frame, conveyer's feed inlet department is equipped with adsorption paper feeding device, conveyer's discharge gate department establishes paper collecting device, conveyer's middle part is equipped with four evenly distributed's offset printing case, offset printing incasement portion is from last to being equipped with the plate cylinder down in proper order, rubber cylinder and impression cylinder, be close to and be equipped with dust collector on the offset printing case of conveyer feed inlet one side, be close to and be equipped with drying device on the offset printing case of conveyer discharge gate one side, dust collector includes mount pad and suction tube, the upside fixed connection of mount pad and frame, suction tube fixed connection is at the upside of mount pad, suction tube's one end is equipped with sealed lid, suction tube's the other end is connected with outside vacuum negative pressure device. The utility model adopts the above structure a novel offset press for printing is convenient for detach paper dust and static on the paper, improves printing efficiency.

Description

Novel offset press for printing

Technical Field

The utility model relates to an offset press equipment technical field especially relates to a novel offset press for printing.

Background

The offset press is one kind of lithographic printing machine, the printing picture and text is printed on the blanket cylinder from the printing plate first during printing, then transfer to the paper by the blanket cylinder, the offset press can be divided into single color, double color, four color and multicolor press according to the printing color number finished by one-time paper feeding, the maximum paper breadth can be divided into small offset press, six-opening, four-opening, two-opening and full-sheet press according to the printing, besides, the double-sided press can finish two-sided printing simultaneously by one-time paper feeding, but the paper is easy to generate a large amount of static electricity during the manufacturing process, a large amount of paper hair and paper powder are adsorbed on the paper during the paper conveying process, the existing offset press can not clear the paper dust on the paper, the paper dust can be adhered on the printing roller, the damage phenomenon of partial equipment can be easily caused, and a large amount of white sand holes can exist on the printed paper surface, affecting printing efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel offset press for printing is convenient for detach paper dust and static on the paper, improves printing efficiency.

In order to achieve the purpose, the utility model provides a novel offset press for printing, which comprises a frame, wherein a conveying device is arranged on the frame, a paper feeding device is arranged at the feed inlet of the conveying device, a paper collecting device is arranged at the discharge outlet of the conveying device, four offset printing boxes which are uniformly distributed are arranged in the middle of the conveying device, a printing plate cylinder, a rubber cylinder and an impression cylinder are sequentially arranged in each offset printing box from top to bottom, a dust removing device is arranged on the offset printing box close to one side of the feed inlet of the conveying device, and a drying device is arranged on the offset printing box close to one side of the discharge outlet of the conveying device;

the dust collector includes mount pad and suction drum, the mount pad with the upside fixed connection of frame, suction drum fixed connection be in the upside of mount pad, the one end of suction drum is equipped with sealed lid, the other end and the outside vacuum negative pressure device of suction drum are connected, the bottom of suction drum is equipped with a plurality of evenly distributed's dust absorption hole, the baffle is installed to the both sides in dust absorption hole, the middle part of suction drum be equipped with a plurality of with the alternate destaticizing mechanism who distributes in dust absorption hole.

Preferably, the mechanism destatics includes installation sleeve, connecting rod and ion metal roller, the installation sleeve passes through the connecting piece to be installed the upside of suction drum, the top of connecting rod pass through the spring with installation muffjoint, the bottom of connecting rod is run through the suction drum with the ion metal roller is connected, the ion metal roller sets up two between the baffle.

Preferably, one side of the ion metal roller is provided with a grounding wire.

Preferably, drying device includes the install bin, the bottom of install bin is equipped with the air pump, the upside of air pump passes through the honeycomb duct and is connected with heating mechanism, heating mechanism's upside passes through the honeycomb duct is connected with the flow distribution plate, the upside of flow distribution plate is equipped with the admission valve, the bottom of flow distribution plate is equipped with a plurality of drying tubes.

Preferably, the flow distribution plate is arranged in the heating seat, and the side wall of the heating seat is provided with a metal heat conducting sheet.

Therefore, the utility model adopts the above structure a novel offset press for printing is convenient for detach paper dust and static on the paper, improves printing efficiency.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic view of an embodiment of a novel offset printing press for printing according to the present invention;

fig. 2 is a schematic view of a novel dust removing device of an offset printing machine for printing of the present invention;

FIG. 3 is a schematic view of a novel electrostatic discharge mechanism for an offset printing press according to the present invention;

fig. 4 is a schematic diagram of the novel offset press drying device for printing of the present invention.

Reference numerals:

1. a frame; 2. a conveying device; 3. a delivery unit; 4. an offset printing box; 5. a plate cylinder; 6. a rubber roller; 7. an impression cylinder; 8. a dust removal device; 9. a mounting seat; 10. a dust suction cylinder; 11. a sealing cover; 12. a dust collection hole; 13. a baffle plate; 14. a static electricity removing mechanism; 15. installing a sleeve; 16. a connecting rod; 17. an ion metal roller; 18. a spring; 19. a ground line; 20. a drying device; 21. installing a box; 22. an air pump; 23. a flow guide pipe; 24. a heating mechanism; 25. a flow distribution plate; 26. an intake valve; 27. a drying duct; 28. a heating base; 29. a metal heat-conducting sheet.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

Fig. 1 is the utility model relates to a schematic diagram of a novel offset press embodiment for printing, as shown in the figure, the utility model provides a novel offset press for printing, including frame 1, be equipped with conveyer 2 in the frame 1, conveyer 2's feed inlet department is equipped with adsorption paper feeding device, and conveyer 2's discharge outlet department establishes paper collecting device 3, and conveyer 2's middle part is equipped with four evenly distributed's offset printing case 4, and offset printing case 4 is inside from last to being equipped with plate cylinder 5, rubber cylinder 6 and impression cylinder 7 down in proper order. The paper enters the conveying device 2 through the paper feeding device, the conveying device 2 conveys the paper to pass through the offset printing box 4, the plate cylinder 5 in the offset printing box 4 rotates to ink the rubber cylinder 6, then the rubber cylinder 6 prints the paper, the impression cylinder 7 fixes the paper to prevent the paper from deviating, and the printed paper is conveyed to the paper collecting device 3 along with the conveying device 2 to be collected uniformly.

Fig. 2 is the utility model relates to a novel offset press dust collector's for printing schematic diagram, as shown in the figure, be close to and be equipped with dust collector 8 on the offset printing case 4 of 2 feed inlets one sides of conveyer, dust collector 8 includes mount pad 9 and suction tube 10, the upside fixed connection of mount pad 9 and frame 1, suction tube 10 fixed connection is at the upside of mount pad 9, suction tube 10's one end is equipped with sealed lid 11, suction tube 10's the other end is connected with outside vacuum negative pressure device, suction tube 10's bottom is equipped with a plurality of evenly distributed's dust absorption hole 12, baffle 13 is installed to the both sides in dust absorption hole 12, the cooperation forms vacuum negative pressure district between baffle 13 and the dust absorption hole 12, be convenient for inhale the paper dust on the paper to in the suction tube 10. The paper gets into dust collector 8 earlier before getting into offset printing case 4 on conveyer 2, opens vacuum negative pressure device, makes the vacuum negative pressure district carry out the dust absorption to the paper and handles, and the paper after the dust removal is printed in getting into offset printing case 4, avoids paper dirt adhesion on rubber cylinder 6, reduces the production of white sand hole, improves printing efficiency.

Fig. 3 is a novel offset press static elimination mechanism's for printing schematic diagram, as shown in the figure, the middle part of a dust absorption section of thick bamboo 10 is equipped with static elimination mechanism 14 of a plurality of and 12 alternate distributions in dust absorption hole, static elimination mechanism 14 is including installation sleeve 15, connecting rod 16 and ion metal roller 17, installation sleeve 15 passes through the connecting piece and installs the upside at a dust absorption section of thick bamboo 10, spring 18 and installation sleeve 15 are passed through on the top of connecting rod 16 and are connected, the bottom of connecting rod 16 runs through a dust absorption section of thick bamboo 10 and is connected with ion metal roller 17, ion metal roller 17 sets up between two baffles 13, one side of ion metal roller 17 is equipped with earth connection 19. When the paper is in the process of dust collector 8, the ion metal roller 17 between two baffles 13 can conveniently adsorb the negative ion static electricity on the paper, and the negative ion static electricity is led out through the grounding wire 19, so that the use effect of eliminating the static electricity is achieved. The paper is subjected to static electricity removal treatment, so that electrostatic force of the paper can be eliminated, paper dust is prevented from being adsorbed on the paper due to the electrostatic force, and the dust removal efficiency of the dust removal device 8 is improved.

Fig. 4 is a schematic diagram of a novel offset press drying device for printing, as shown in the figure, be equipped with drying device 20 on the offset printing case 4 that is close to 2 discharge gates one sides of conveyer, drying device 20 includes install bin 21, the bottom of install bin 21 is equipped with air pump 22, the upside of air pump 22 passes through honeycomb duct 23 and is connected with heating mechanism 24, the upside of heating mechanism 24 passes through honeycomb duct 23 and is connected with flow distribution plate 25, the upside of flow distribution plate 25 is equipped with admission valve 26, the bottom of flow distribution plate 25 is equipped with a plurality of drying tubes 27. The interior of the flow distribution plate 25 is provided with a heating seat 28, and the side wall of the heating seat 28 is provided with a metal heat conducting fin 29. In the paper printing is accomplished and is directly entered into drying device 20 after the 4 ejection of compact of offset printing case, open air pump 22 and admission valve 26, and control heating mechanism 24 heats, the circulation air that produces through air pump 22 blows to heating mechanism 24 through honeycomb duct 23, the air after the heating can get into the inside of flow distribution plate 25 afterwards and shunt, hot-blast after the reposition of redundant personnel can be discharged through stoving pipe 27, can weather the paper that passes through when hot-blast exhaust. When hot-blast entering heating seat 28 dries the paper, hot-blast partly heat can be absorbed through metal conducting strip 29, and when heating seat 28 inside temperature reduced, metal conducting strip 29 can radiate the heat of inside to the paper on to can be quick dry the paper, avoid entering into the paper phenomenon fuzzy phenomenon that appears in the paper collection device 3, improve printing quality.

Specific working process, the paper enters into conveyer 2 through adsorption paper feeding device on, conveyer 2 carries the paper to enter into dust collector 8 in and removes dust the processing, the paper after the dust removal passes through offset printing case 4 again, plate cylinder 5 in the offset printing case 4 rotates and gives the inking of rubber cylinder 6, later rubber cylinder 6 prints to the paper, the fixed paper of impression cylinder 7 prevents the paper skew, the paper after the printing is accomplished enters into drying device 20 and dries, the paper after the drying is along with conveyer 2 carries to unify the collection in the paper collecting device 3.

Therefore, the utility model adopts the above structure a novel offset press for printing is equipped with dust collector, avoids the paper dust adhesion on the paper on the rubber cylinder, reduces the production of white sand hole, is equipped with drying device, is convenient for carry out drying process with the paper after the printing is accomplished, and fuzzy phenomenon appears in the steel paper, improves printing efficiency.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims (5)

1. A novel offset press for printing characterized in that: the automatic paper feeding device comprises a frame, wherein a conveying device is arranged on the frame, a paper feeding device is arranged at a feed inlet of the conveying device, a paper collecting device is arranged at a discharge outlet of the conveying device, four offset printing boxes which are uniformly distributed are arranged in the middle of the conveying device, a plate cylinder, a rubber cylinder and an impression cylinder are sequentially arranged in each offset printing box from top to bottom, a dust removing device is arranged on the offset printing box close to one side of the feed inlet of the conveying device, and a drying device is arranged on the offset printing box close to one side of a discharge outlet of the conveying device;

the dust collector includes mount pad and suction drum, the mount pad with the upside fixed connection of frame, suction drum fixed connection be in the upside of mount pad, the one end of suction drum is equipped with sealed lid, the other end and the outside vacuum negative pressure device of suction drum are connected, the bottom of suction drum is equipped with a plurality of evenly distributed's dust absorption hole, the baffle is installed to the both sides in dust absorption hole, the middle part of suction drum be equipped with a plurality of with the alternate destaticizing mechanism who distributes in dust absorption hole.

2. A new type of offset printing press for printing as claimed in claim 1, wherein: the static-removing mechanism comprises an installation sleeve, a connecting rod and an ion metal roller, the installation sleeve is installed on the upper side of the dust collection cylinder through a connecting piece, the top end of the connecting rod is connected with the installation sleeve through a spring, the bottom end of the connecting rod penetrates through the dust collection cylinder and the ion metal roller, and the ion metal roller is arranged between the baffles.

3. A new type of offset printing press for printing as claimed in claim 2, wherein: and one side of the ion metal roller is provided with a grounding wire.

4. A new type of offset printing press for printing as claimed in claim 1, wherein: drying device includes the install bin, the bottom of install bin is equipped with the air pump, the upside of air pump passes through the honeycomb duct and is connected with heating mechanism, heating mechanism's upside passes through the honeycomb duct is connected with the flow distribution plate, the upside of flow distribution plate is equipped with the admission valve, the bottom of flow distribution plate is equipped with a plurality of drying tubes.

5. The new type of offset printing press for printing as set forth in claim 4, wherein: the flow distribution plate is arranged in the heating seat, and the side wall of the heating seat is provided with a metal heat conducting sheet.

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