CN213920346U - Feeding device of digital printing machine - Google Patents

Abstract

The application relates to the field of printing machines, in particular to a feeding device of a digital printing machine, which comprises a case, a supporting roller arranged on the case, a conveyer belt arranged on the case, a connecting plate arranged on the case, and a dust removing brush arranged on the connecting plate. An air pump is arranged on the inner wall of the case, an air pipe is communicated with the air pump, one end, away from the air pump, of the air pipe is communicated with air blowing pipes, and the air blowing pipes are arranged in a plurality of rows at intervals along the length direction of the air pipe. This application has the dust that reduces paper surface adsorption, promotes the effect of printing quality.

Description

Feeding device of digital printing machine

Technical Field

The application relates to the field of printing machines, in particular to a feeding device of a digital printing machine.

Background

Digital printing is a brand new printing mode which directly prints computer files on paper and is different from the traditional complicated printing process. A digital printer is a production apparatus used when performing digital printing.

At present, in the process of digital printing, paper rolls are sleeved on a supporting roller of a digital printing machine, paper is conveyed to a printing device under the driving of a traction device, and the printing device prints the surface of the paper. The printed paper is rolled on a digital printer, and is convenient to package and use.

In view of the above-mentioned related technologies, the inventor believes that when the paper is transported under the driving of the traction device, friction is generated between the paper and the paper roll, friction is also generated between the paper and a roller on the digital printer, static electricity exists on the surface of the paper due to the friction, dust in the air is adsorbed on the surface of the paper under the attraction of the static electricity, and when the printing device prints on the paper, the dust adsorbed on the surface of the paper affects the printing quality.

SUMMERY OF THE UTILITY MODEL

In order to reduce the absorbent dust of paper surface, promote printing quality, this application provides a digital printing machine's material feeding unit.

The application provides a feeding device of digital printing machine adopts following technical scheme:

the feeding device of the digital printing machine comprises a case and a supporting roller arranged on the case, wherein a conveying belt is arranged on the case, a connecting plate is arranged on the case, and a dust removing brush is arranged on the connecting plate.

By adopting the technical scheme, the case is used for arranging the conveying belt and the supporting roller; the supporting roll supports the paper roll; the conveying belt is used for conveying paper; the connecting plate is used for fixing the dust removing brush; the dust removing brush is used for cleaning the surface of paper. The paper is carried to printing device under the drive of conveyer belt, and the connecting plate is fixed the brush that removes dust on the conveyer belt, and the brush that removes dust cleans the paper surface, sweeps away the absorbent dust in paper surface, reduces the absorbent dust in paper surface, promotes the printing quality.

Optionally, an air pump is arranged on the inner wall of the case, an air pipe is communicated with the air pump, an air blowing pipe is communicated with one end, away from the air pump, of the air pipe, and the air blowing pipes are arranged at intervals along the length direction of the air pipe.

By adopting the technical scheme, the air pump is used for blowing air; the wind pipe guides wind to the conveying belt; the air blowing pipe disperses the air flow blown out by the air pipe. Air pump operation is to the tuber pipe blast air, and the air current flows to the conveyer belt surface along the tuber pipe, and the gas blow pipe disperses the air current in the tuber pipe, enlarges the area of blowing to the conveyer belt to reduce the effect of blowing to the paper, fly through blowing with the absorbent dust in paper surface, the absorbent dust in surface when further reducing the paper printing, further promote paper printing quality.

Optionally, one end of each air blowing pipe, which is far away from the air pipe, is provided with an air nozzle.

Through adopting above-mentioned technical scheme, the tuyere carries out further direction to the air current that the gas blow pipe blew out, further enlarges the blowing area of air current to the paper, further promotes the clean effect to the paper, further promotes printing quality.

Optionally, a cleaning roller for the surface of the conveyor belt is arranged on the outer wall of the case, the cleaning roller is arranged below the conveyor belt, and a driving motor for driving the cleaning roller is fixed on the case.

Through adopting above-mentioned technical scheme, driving motor operates, and the cleaning roller rotates under driving motor's drive, and the rotation direction of cleaning roller is opposite with the roll direction of conveyer belt, and the surface and the laminating of conveyer belt surface of cleaning roller, cleaning roller clean the conveyer belt surface, reduce the dust that adsorbs on the conveyer belt surface, promote the roughness of paper on the conveyer belt to further promote supporting surface's cleanliness, further promote paper printing effect.

Optionally, a support frame is arranged on the case, an exhaust fan is fixed on the support frame, a dust extraction pipe extending towards the conveying belt is communicated with the exhaust fan, and a dust collection bag is communicated with the exhaust fan.

By adopting the technical scheme, the support frame is used for supporting the exhaust fan; the exhaust fan is used for exhausting air; the dust extraction pipe is used for extracting air from the conveying belt; the dust collecting bag is used for collecting dust. The exhaust fan operates, the dust extraction pipe performs air extraction on the conveying belt, the dust extraction pipe extracts dust adsorbed on the surface of the paper, and the dust enters the dust collection bag along with air flow.

Optionally, the dust extraction pipe is communicated with a plurality of dust absorption pipes, and the dust absorption pipes are arranged at intervals along the length direction of the dust extraction pipe.

Through adopting above-mentioned technical scheme, many dust absorption pipes enlarge the suction area to the conveyer belt, promote the suction effect to dust on the paper to the dispersion is to the suction intensity of paper, reduces the paper because the condition that the suction pipe blockked up is gone up to adsorption.

Optionally, a centralized cover is arranged at one end, far away from the dust extraction pipe, of each dust absorption pipe.

Through adopting above-mentioned technical scheme, concentrate the suction direction of cover control dust absorption pipe, make the dust absorption pipe concentrate the suction to the paper surface, promote suction effect, promote printing quality.

Optionally, a clamping plate is arranged on the case, and a plurality of clamping plates are arranged at intervals.

Through adopting above-mentioned technical scheme, the clamp plate presss from both sides the paper on with the conveyer belt tightly, and stability when promoting the paper and carrying reduces the paper because the convulsions effect and the unsteady that produces, further promotes the printing effect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the paper is conveyed to the printing device under the driving of the conveying belt, and the dust-removing brush sweeps dust adsorbed on the surface of the paper, so that the dust adsorbed on the surface of the paper is reduced, and the printing quality is improved;

2. set up the air pump on the machine case, blow to the conveyer belt through the tuber pipe, will adsorb and blow away at the dust on paper surface, further reduce the absorbent dust in paper surface, further promote the printing quality of paper.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the suitcase chassis.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is a partially enlarged schematic view at B in fig. 2.

Description of reference numerals: 1. a chassis; 2. a support roller; 3. a conveyor belt; 4. a connecting plate; 5. a dust removal brush; 6. an air pump; 7. an air duct; 8. an air blowing pipe; 9. a tuyere; 10. a cleaning roller; 11. a drive motor; 12. a support frame; 13. an exhaust fan; 14. a dust extraction pipe; 15. a dust collection pipe; 16. a concentration cover; 17. a clamping plate; 18. a dust collecting bag.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses material feeding unit of digital printing machine. Referring to fig. 1, the feeding device of the digital printing machine comprises a case 1 and a supporting roller 2 arranged on the case 1, wherein a conveyer belt 3 is arranged on the case 1, two connecting plates 4 are fixed on the case 1, the two connecting plates 4 are respectively fixed on two sides of the conveyer belt 3 in the conveying direction, a dust removing brush 5 is fixed on the connecting plate 4, and two ends of the dust removing brush 5 are respectively fixed on the two connecting plates 4. The scroll cover is established on backing roll 2, and the paper removes to dust removal brush 5 under the transport of conveyer belt 3, and dust removal brush 5 cleans the upper surface of paper, and the adsorbed dust of paper upper surface is swept away, reduces the dust on paper surface, promotes the printing quality of paper.

Referring to fig. 2 and 3, an air pump 6 is fixed on the inner wall of the case 1, the air pump 6 is communicated with an air pipe 7, the air pipe 7 is communicated with a plurality of air blowing pipes 8, the plurality of air blowing rods are arranged at intervals along the length direction of the air pipe 7, and one end of each air blowing pipe 8, which is far away from the air pipe 7, is sleeved with a flat air nozzle 9. Air pump 6 fortune is to the blast air of tuber pipe 7, and the air current flows to gas blow pipe 8 along tuber pipe 7, and gas blow pipe 8 is with the air current fan, under the guide through tuyere 9, bloies the paper upper surface, will adsorb the dust blowing at the paper upper surface, further reduces the absorbent dust in paper surface, further promotes the printing effect of paper.

Referring to fig. 2, two clamping plates 17 are fixed on the chassis 1 at intervals, and the two clamping plates 17 are arranged on two sides of the conveying belt 3 in the conveying direction. The clamping plate 17 clamps the paper on the conveying belt 3, reduces floating of the paper caused by blowing, and improves paper conveying stability.

Referring to fig. 2 and 4, a supporting frame 12 is provided on the cabinet 1, an exhaust fan 13 is fixed on the supporting frame 12, a dust extraction pipe 14 extending to the conveyor belt 3 is communicated with the exhaust fan 13, and a dust collection bag 18 is communicated with the exhaust fan 13. The dust extraction pipe 14 is communicated with a plurality of dust extraction pipes 15, the dust extraction pipes 15 are arranged at intervals along the length direction of the dust extraction pipe 14, and one end of each dust extraction pipe 15, which is far away from the dust extraction pipe 14, is provided with a centralized cover 16. The suction fan 13 is operated, the collecting cover 16 collects the suction action of the suction fan 13 on the upper surface of the paper, and the plurality of suction pipes 15 suck the paper over a large area to suck the dust on the paper surface and collect the dust in the dust collecting bag 18.

Referring to fig. 2, a cleaning roller 10 is arranged on the inner wall of the case 1, the surface of the cleaning roller 10 is attached to the surface of the conveyor belt 3, a driving motor 11 is fixed on the outer side wall of the case 1, and the output shaft of the driving motor 11 is coaxially and fixedly connected with the rotating shaft of the cleaning roller 10. The driving motor 11 operates to drive the cleaning roller 10 to clean the conveying belt 3, so that the dust adsorbed on the surface of the conveying belt 3 is reduced, the dust adsorbed on the bottom surface of the paper is reduced, and the printing quality of the paper is further improved.

The implementation principle of the feeding device of the digital printing machine in the embodiment of the application is as follows: the paper roll is sleeved on the supporting roller 2, and the paper is conveyed under the driving of the conveying belt 3. The air pump 6 and the air extractor 13 are operated to clean the upper surface of the paper. The driving motor 11 runs to drive the cleaning roller 10 to rotate, and the cleaning roller 10 cleans the conveying belt 3, so that dust adsorbed on the conveying belt 3 is reduced. In the paper conveying process, the dust removing brush 5 cleans dust which cannot be sucked and blown, so that the dust on the upper surface of the paper is further reduced, and the printing quality of the paper is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a material feeding unit of digital printing machine, includes quick-witted case (1), sets up backing roll (2) on quick-witted case (1), its characterized in that: the dust collection machine is characterized in that a conveying belt (3) is arranged on the machine case (1), a connecting plate (4) is arranged on the machine case (1), and a dust collection brush (5) is arranged on the connecting plate (4).

2. The feeding device of a digital printer according to claim 1, wherein: the air pump (6) is arranged on the inner wall of the case (1), the air pump (6) is communicated with an air pipe (7), one end, far away from the air pump (6), of the air pipe (7) is communicated with an air blowing pipe (8), and the air blowing pipe (8) is arranged in a plurality of rows at intervals along the length direction of the air pipe (7).

3. The feeding device of a digital printer according to claim 2, wherein: and one end of each air blowing pipe (8) far away from the air pipe (7) is provided with an air nozzle (9).

4. The feeding device of a digital printer according to claim 1, wherein: the cleaning roller (10) used for the surface of the conveying belt (3) is arranged on the case (1), the cleaning roller (10) is arranged below the conveying belt (3), and a driving motor (11) used for driving the cleaning roller (10) is fixed on the outer wall of the case (1).

5. The feeding device of a digital printer according to claim 1, wherein: the dust collection machine is characterized in that a support frame (12) is arranged on the machine case (1), an exhaust fan (13) is fixed on the support frame (12), a dust extraction pipe (14) extending towards the conveying belt (3) is communicated on the exhaust fan (13), and a dust collection bag (18) is communicated on the exhaust fan (13).

6. The feeding device of a digital printer according to claim 5, wherein: the dust extraction pipe (14) is communicated with a plurality of dust absorption pipes (15), and the dust absorption pipes (15) are arranged at intervals along the length direction of the dust extraction pipe (14).

7. The feeding device of a digital printer according to claim 6, wherein: and one end of each dust suction pipe (15) far away from the dust extraction pipe (14) is provided with a concentration cover (16).

8. The feeding device of a digital printer according to claim 5, wherein: the chassis (1) is provided with clamping plates (17), and a plurality of clamping plates (17) are arranged at intervals.

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