CN213223370U

CN213223370U - Dust collector of paper decoiler

Info

Publication number: CN213223370U
Application number: CN202021497457.5U
Authority: CN
Inventors: 李承德
Original assignee: Shaanxi Daze Printing Co ltd
Current assignee: Shaanxi Daze Printing Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-05-18
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a dust collector of paper decoiler, which comprises a frame, the frame includes drop feed mechanism, upper and lower levelling roller, the frame is located and is provided with dust collector between drop feed mechanism and the upper and lower levelling roller, dust collector is two dust removal cylinder, and is the hollow cylinder that the symmetry set up from top to bottom, and dust removal cylinder's main part is the suction chamber, and a plurality of dust absorption holes have evenly been seted up to suction chamber outer wall, and the dust removal cylinder both ends all are provided with dust collection chamber and convulsions chamber, and dust exhaust mouth and viewing aperture have been seted up to dust collection chamber outer wall, still movable installation end cover on the dust exhaust mouth, the convulsions chamber is linked together with dust collection chamber, suction chamber respectively, and convulsions intracavity portion is provided with updraft ventilator, still be equipped with the driving piece that is used for driving. This application has gets rid of paper surface dust, piece etc. makes paper seal face bright and clean, reduces printed sheet and leaks white or the writing is unclear, reduces the effect that paper surface dust flies upward to the air.

Description

Dust collector of paper decoiler

Technical Field

The application relates to the field of paper decoiler, especially relate to a dust collector of paper decoiler.

Background

In the printing field, paper raw materials are coiled initially, an uncoiler is needed to uncoil and level the paper when the paper is used, the paper is repeatedly deformed between an upper leveling roller and a lower leveling roller by utilizing the multi-roller working principle, the paper stress is eliminated, the aim of leveling the paper is fulfilled, and then the paper is conveyed to the next procedure.

At present, most of existing uncoilers mainly comprise a power source, a rack mechanism and the like, and when the uncoilers work, paper rolls are fixed on a discharging mechanism of the rack, and then the paper is leveled by upper and lower leveling rollers in the rack and then is transmitted to the next procedure by a guide mechanism.

The inventor thinks that powder or fine scraps are easily adhered to the surface of the paper in the processing process of the paper in the technical scheme, the paper powder and the scraps adhered to the surface of the paper can fly into the air in the unwinding process of the uncoiler to cause air pollution, and more importantly, the paper powder and the scraps can cause paper white leakage or unclear handwriting in the subsequent printing process.

SUMMERY OF THE UTILITY MODEL

In order to make the printing surface smooth and clean, avoid printing a white leakage or the writing is unclear to and prevent that paper dust from flying to the air, this application provides a dust collector of paper decoiler.

The application provides a dust collector of paper decoiler adopts following technical scheme:

a dust removal device of a paper uncoiler comprises a frame, wherein the frame comprises a material discharging mechanism, an upper leveling roller and a lower leveling roller, the frame is provided with a dust removing device between the feeding mechanism and the upper and lower leveling rollers, the dust removing device comprises a dust removing roller which is arranged on the frame and the extension direction of which is vertical to the paper conveying direction, the dust removing roller is arranged up and down symmetrically, the dust removing roller is a hollow cylinder, the main body of the dust removing roller is a dust suction cavity, a plurality of dust suction holes are uniformly arranged on the outer wall of the dust suction cavity, dust collection cavities are arranged at the two ends of the dust removal roller, the outer wall of the dust collecting cavity is provided with a dust exhaust port, an end cover is movably arranged on the dust exhaust port, two ends of the dust removing roller are also provided with an air suction cavity communicated with the dust collecting cavity and the dust suction cavity, an air draft device is arranged in the air draft cavity, and a driving piece used for driving the dust removal roller is further arranged on the rack.

Through adopting above-mentioned technical scheme, in paper transportation process, dust collector is when opening, can adsorb the dust and the piece of paper surface adhesion in the dust removal cylinder, makes paper seal face bright and clean, reduces the printed sheet and leaks white or the writing is unclear in the subsequent printing process appearing in the printed sheet, and the paper expandes earlier dust removal still can reduce the paper and fly upward to the air in the subsequent process dust, and the convulsions chamber at dust removal cylinder both ends still can be with the suction dust suction to the collection dirt intracavity, makes things convenient for the centralized processing of dust.

Furthermore, the air suction cavity is communicated with the dust suction cavity and the dust collection cavity, the communication port is a gradually shrinking port, the gradually shrinking port between the air suction cavity and the dust suction cavity shrinks from the dust suction cavity to the air suction cavity, and the gradually shrinking port between the air suction cavity and the dust collection cavity shrinks from the air suction cavity to the dust collection cavity.

By adopting the technical scheme, the two ends of the air draft cavity, the dust suction cavity and the communicating ports of the dust collection cavity are all provided with the tapered ports, so that the dust draft device is favorable for drawing dust into the dust collection cavity, and the situation that the dust falls back can be effectively reduced.

Further, the inner wall of the dust absorption cavity is coated with a metal coating for electrostatic adsorption, and the metal coating is connected with a power supply.

Through adopting above-mentioned technical scheme, the inner wall in dust absorption chamber scribbles metal coating, utilizes the electrostatic absorption principle, makes metal coating circular telegram adsorb the fine dust and adsorb the dust absorption intracavity by the dust absorption hole, can further increase the adsorption effect of dust.

Further, the dust absorption hole is set to be a tapered hole, and the hole of the dust absorption hole is shrunk from the outer wall side to the inner wall side.

Through adopting above-mentioned technical scheme, the design that adopts the convergent mouth does benefit to the dust and inhales the dust collection intracavity.

Further, the side wall of the dust collection cavity is provided with an observation port for observing the interior of the dust collection cavity, and the observation port is provided with a transparent plate.

Through adopting above-mentioned technical scheme, seted up the viewing aperture at the lateral wall in collection dirt chamber, through the transparent plate of viewing aperture, can conveniently observe the dust volume of collecting in the collection dirt chamber at any time, when the dust volume is more full, can in time clear up out the dust through the dust exhaust mouth.

Furthermore, the dust exhaust port is rectangular, one end of the end cover is hinged to the edge of the dust exhaust port, and the other end of the end cover is clamped to the edge of the other side of the dust exhaust port through an elastic clamping tongue.

Through adopting above-mentioned technical scheme, the dust exhaust mouth is provided with the detachable end cover, can seal the dust exhaust mouth, reduces the dust of collection intracavity and falls out and lose the meaning of collecting, when needing to clear up, also can be very convenient open the end cover, can clear up the dust from the dust exhaust mouth.

Further, two ends of the two dust removing rollers are respectively provided with a gear which is meshed with each other.

By adopting the scheme, the two dust removal rollers can realize synchronous rotation, and simultaneously remove dust on the front and back surfaces of the paper, so that the dust on the surface of the paper can be completely removed, and the printed surfaces printed on the two surfaces can be cleaned.

Furthermore, the driving part is a driving motor, the driving motor is positioned on the rack at one end of the dust removing roller, and the driving motor is connected with the center of the gear at one end of one of the dust removing rollers.

By adopting the scheme, the driving motor drives one of the dust removing rollers to rotate, and the gears at the two ends of the dust removing roller drive the other dust removing roller to rotate, so that the two dust removing rollers synchronously rotate, the structure is simple, and the device and the electric power can be saved.

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

1. the paper gets rid of the dust, the piece of paper tow sides through dust collector, reduces the dust that flies to the air in some subsequent processes, has reduced operational environment air pollution, and makes the paper seal face bright and clean, has also reduced the phenomenon that the printed sheet appears leaking white or the writing is unclear in the subsequent printing stage.

2. The utilization is taken out the dust collection intracavity with the dust and can be with dust centralized processing, and the viewing aperture of installing the transparent plate is seted up to the dust collection chamber lateral wall, and the dust is more full can in time discover and clear up out from the dust exhaust mouth, and the driving piece adopts a driving motor drive, utilizes two intermeshing's gear to realize two dust removal cylinder synchronous revolution, and simple structure just saves electric power.

Drawings

FIG. 1 is a schematic view of a dust removing device of an unwinder for paper.

Fig. 2 is a sectional view of a dust removing drum of the dust removing device.

Description of reference numerals: 1. a frame; 2. a discharging mechanism; 3. upper and lower leveling rolls; 4. a dust removal roller; 41. a dust suction chamber; 42. an air draft cavity; 43. a dust collection chamber; 44. a tapered opening; 411. a dust collection hole; 421. an air draft device; 431. a dust exhaust port; 432. a viewing port; 433. an end cap; 434. a transparent plate; 5. a bearing seat; 6. a gear; 7. the motor is driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses dust collector of decoiler for paper. Referring to fig. 1, the automatic material discharging device comprises a machine frame 1, wherein the machine frame 1 comprises a material discharging mechanism 2 and upper and lower leveling rollers 3. When the uncoiler works, the paper roll is transmitted to the upper and lower leveling rollers 3 through the discharging mechanism 2, so that paper is repeatedly deformed between the upper and lower leveling rollers 3, the paper stress is eliminated, and the purpose of leveling the paper is achieved.

Wherein, install dust removal cylinder 4 through bearing frame 5 in frame 1, the extending direction of dust removal cylinder 4 is perpendicular with the paper direction of transfer, two upper and lower symmetries of dust removal cylinder 4 set up on bearing frame 5, still be equipped with driving motor 7 on frame 1 side, driving motor 7 can drive dust removal cylinder 4 rotatory, in order to realize the synchronous revolution of two dust removal cylinders 4, gear 6 is all installed at the both ends of two dust removal cylinders 4, and gear 6 intermeshing, driving motor 7 is connected with the center of one of them gear 6.

Referring to fig. 2, the dust removing roller 4 is a hollow cylinder in this embodiment, and the dust removing roller 4 is provided with a dust collecting cavity 41, an air draft cavity 42 and a dust collecting cavity 43 inside, the dust collecting cavity 41 is located in the middle section of the dust removing roller 4, and the outer wall of the dust collecting cavity 41 is uniformly provided with a plurality of dust collecting holes 411, and the dust collecting holes 411 are arranged in a funnel shape, and the holes of the dust collecting holes 411 are gradually contracted from the outer wall side to the inner wall side.

Wherein, convulsions chamber 42 is located between dust absorption chamber 41 and the dust collection chamber 43, and convulsions chamber 42 both ends are linked together through convergent 44 with dust absorption chamber 41, dust collection chamber 43, and convergent 44 between convulsions chamber 42 and the dust collection chamber 43 is by the convulsions chamber 42 to the contraction of dust collection chamber 43, and convergent between convulsions chamber 42 and the dust absorption chamber 41 is by the contraction of dust absorption chamber 41 to convulsions chamber 42.

At inside updraft ventilator 421 that is provided with of convulsions chamber 42, updraft ventilator in this embodiment is the air exhauster, the air current that updraft ventilator 421 produced takes out the dust to the dust collection chamber 43 at dust removal cylinder 4 both ends in, for the convenience of dust exhaust, rectangle dust exhaust opening 431 has been seted up at dust collection chamber 43 lateral wall, movable installation end cover 433 on the dust exhaust opening 431, end cover 433 one end is articulated with dust exhaust opening 431 one side edge, the end cover 433 other end and dust exhaust opening 431 opposite side edge joint, in addition, observation window 432 has still been seted up on dust collection chamber 43 lateral wall, install transparent plate 434 in observation window 432, the staff passes through transparent plate 434, just the inside dust volume of collecting of observation dust collection chamber 43 that can be very convenient.

In this embodiment, the inner wall of the dust collection cavity 41 is further coated with a metal coating for electrostatic adsorption, and the metal coating is connected with a power supply, and after the power supply is turned on, the dust collection effect of the dust collection roller 4 can be further improved by using the principle of electrostatic adsorption.

The implementation principle of the dust removal device of the uncoiler for the paper in the embodiment of the application is as follows: when the uncoiler works, the paper roll is uncoiled by the discharging mechanism 2, so that paper passes through the middle of the two dust removing rollers 4 of the dust removing device, and dust, scraps and the like on the front surface and the back surface of the paper can be respectively removed by the two dust removing rollers 4. By utilizing the adsorption force generated by the air draft device 421 and the principle of electrostatic adsorption of the metal coating on the inner wall of the dust suction cavity 41, the dust is sucked into the dust suction cavity 41 through the dust suction hole 411, and then is sucked into the dust collection cavity 43 through the air draft device 421, so that the dust can be treated in a centralized manner.

Through the observation port 432 provided with the transparent plate 434, the dust amount in the dust collection cavity 43 can be observed at any time, the dust is found to be full in time, and the dust is cleaned out from the dust discharge port 431, so that the pollution of the working environment caused by the dust and the debris on the surface of the paper flying to the air in the subsequent process is reduced, the printing surface is smooth, and the condition that printed sheets are white or written in a non-clean manner in the subsequent printing process is reduced. Because two gears 6 which are meshed with each other are arranged at two ends of the dust removing roller 4, the driving motor 7 is adopted to drive one dust removing roller 4, the two dust removing rollers 4 can synchronously rotate through the gears 6 which are meshed with each other, the structure is simple, and electric energy is saved.

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

1. The utility model provides a dust collector of paper decoiler which characterized in that: including frame (1), frame (1) includes drop feed mechanism (2), upper and lower levelling roller (3), frame (1) is located drop feed mechanism (2) and is provided with dust collector between upper and lower levelling roller (3), dust collector is including installing in frame (1) and extending direction and paper direction of transmission vertically dust removal cylinder (4), dust removal cylinder (4) are the symmetry setting from top to bottom, dust removal cylinder (4) are hollow cylinder, dust removal cylinder (4) main part is dust chamber (41), a plurality of dust absorption holes (411) have evenly been seted up to dust chamber (41) outer wall, dust removal cylinder (4) both ends are provided with dust collection chamber (43), dust exhaust mouth (431) have been seted up to dust collection chamber (43) outer wall, still detachable install end cover (433) on dust exhaust mouth (431), dust removal cylinder (4) both ends still are provided with dust collection chamber (43), The dust collection device comprises an air suction cavity (42) communicated with a dust suction cavity (41), an air suction device (421) is arranged inside the air suction cavity (42), and a driving piece used for driving the dust removal roller (4) is further arranged on the rack (1).

2. The dust removing device of a paper unwinder as claimed in claim 1, wherein: the air suction cavity (42) is communicated with the dust suction cavity (41) and the dust collection cavity (43), the communicating port is a gradually-reduced port (44), the gradually-reduced port (44) between the air suction cavity (42) and the dust suction cavity (41) is reduced from the dust suction cavity (41) to the air suction cavity (42), and the gradually-reduced port (44) between the air suction cavity (42) and the dust collection cavity (43) is reduced from the air suction cavity (42) to the dust collection cavity (43).

3. The dust removing device of a paper unwinder as claimed in claim 1, wherein: the inner wall of the dust collection cavity (41) is coated with a metal coating for electrostatic adsorption, and the metal coating is connected with a power supply.

4. The dust removing device of a paper unwinder as claimed in claim 1, wherein: the dust absorption hole (411) is a tapered hole, and the hole of the dust absorption hole (411) is shrunk from the outer wall side to the inner wall side.

5. The dust removing device of a paper unwinder as claimed in claim 1, wherein: the side wall of the dust collection cavity (43) is provided with an observation port (432) for observing the interior of the dust collection cavity (43), and a transparent plate (434) is installed at the observation port (432).

6. The dust removing device of a paper unwinder as claimed in claim 1, wherein: dust exhaust mouth (431) shape is the rectangle, end cover (433) one end is articulated with dust exhaust mouth edge, the other end and dust exhaust mouth (431) another side edge joint.

7. The dust removing device of a paper unwinder as claimed in claim 1, wherein: and gears (6) which are meshed with each other are arranged at the two ends of the two dust removing rollers (4).

8. The dust removing device of a paper unwinder as claimed in claim 1, wherein: the driving piece is a driving motor (7), the driving motor (7) is installed on the rack (1) at one end of the dust removing roller (4), and the driving motor (7) is connected with the center of a gear (6) at one end of one of the dust removing rollers (4).