CN216420584U

CN216420584U - Rewinding machine dust extraction

Info

Publication number: CN216420584U
Application number: CN202122731691.0U
Authority: CN
Inventors: 宋留; 梁旭升; 韩冲; 杜国良; 杨文恒
Original assignee: Nine Dragons Paper Holdings Ltd
Current assignee: Nine Dragons Paper Holdings Ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-05-03
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a rewinding machine dust extraction, dust extraction locate the rewinding machine, dust extraction includes: a dust collecting chamber, an air supply part and an air outlet part; the dust collecting chamber is provided with a dust collecting port and is respectively connected with the air supply part and the air outlet part; the air supply part comprises an air supply fan, and the air supply fan is communicated with the dust collecting chamber through an air supply pipeline; the air outlet part comprises an air outlet fan, and the air outlet fan is communicated with the dust collecting chamber through an air outlet pipeline. The utility model discloses collect the processing to the paper gross paper powder on paper sheet surface, improved the printing quality of coating white board paper, optimize on-the-spot operational environment simultaneously.

Description

Rewinding machine dust extraction

Technical Field

The utility model relates to a papermaking technical field, concretely relates to rewinding machine dust extraction.

Background

The paper is cut and rewound after being made, the bottom layer of the white board paper with the coated gray bottom is made of deinked pulp, and compared with the bottom layer made of long fiber for the boxboard paper, the paper wool paper powder generated in the cutting process is attached to the paper to influence ink adhesion, so that the quality problems of white printing and the like are caused.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that the paper powder influences the defect of printing among the prior art.

In order to solve the technical problem, the utility model provides a rewinding machine dust extraction, dust extraction locates the rewinding machine, dust extraction includes: a dust collecting chamber, an air supply part and an air outlet part; the dust collecting chamber is provided with a dust collecting port and is respectively connected with the air supply part and the air outlet part; the air supply part comprises an air supply fan, and the air supply fan is communicated with the dust collecting chamber through an air supply pipeline; the air outlet part comprises an air outlet fan, and the air outlet fan is communicated with the dust collecting chamber through an air outlet pipeline.

As a preferred mode of the utility model, the dust collecting chamber is a pipeline, the dust collecting opening is followed the long limit setting of dust collecting chamber.

As an optimized mode of the utility model, the air outlet pipeline is connected to the opposite side of the dust collecting opening of the dust collecting chamber, the axis of the air outlet pipeline is perpendicular to the plane of the dust collecting opening.

As an optimal mode of the utility model, the air outlet pipeline has a plurality of, the air outlet pipeline is followed the equidistant distribution in side of dust collecting chamber.

As a preferred mode of the present invention, the air supply duct is connected to one side of the dust collecting opening of the dust collecting chamber, and the axis of the air outlet duct is not perpendicular to the plane of the dust collecting opening.

As a preferred mode of the utility model, the supply air duct has a plurality of, the supply air duct is followed the equidistant distribution in side of dust collecting chamber.

As an optimized mode of the utility model, the supply-air duct with the crisscross setting of air-out pipeline.

As a preferred mode of the present invention, the plane of the dust collecting opening is parallel to the paper sheet, and the paper sheet moves from the air outlet pipeline to the blowing pipeline.

As a preferred mode of the present invention, the dust collecting chamber includes an air supply chamber and an air exhaust chamber separated by a longitudinal flow deflector, the air supply duct is connected to the air supply chamber, and the air outlet duct is connected to the air exhaust chamber.

As a preferred mode of the present invention, the air supply chamber and the air exhaust chamber are both connected to the dust collection port.

Compared with the prior art, the technical scheme of the utility model have following advantage:

a rewinding machine dust extraction, blow up the paper hair paper powder on the page through air supply portion, absorb paper hair, paper powder through air-out portion, avoid paper hair, paper powder to adsorb on former cardboard surface, improved the printing quality of coating white board paper. Meanwhile, the paper powder is processed in a centralized way to avoid workers in a dust environment, so that the field working condition is improved.

Drawings

In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following embodiments of the present invention, in conjunction with the accompanying drawings.

Fig. 1 is a schematic view of a rewinding machine of the dust suction device of the rewinding machine of the present invention.

Fig. 2 is a schematic view of a dust suction device of the rewinding machine.

Fig. 3 is a schematic view of a dust collecting chamber of the dust collecting device of the rewinding machine of the present invention.

Fig. 4 is a schematic diagram of dust collection of the dust collection chamber of the dust collection device of the rewinding machine.

The specification reference numbers indicate: 11. the paper rewinding machine comprises a large parent paper roll, 12 rewinder bottom rolls, 13 rewinder supports, 2 dust collecting chambers, 21 dust collecting ports, 22 flow deflectors, 23 air supply chambers, 24 air suction chambers, 3 air supply parts, 31 air supply fans, 32 air supply pipelines, 4 air outlet parts, 41 air outlet fans, 42 air outlet pipelines, 5 dust collecting devices and 6 paper sheets.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not limited to the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "second" or "first" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features, or indirectly contacting the first and second features through intervening media. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements does not include a limitation to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-4, an embodiment of a dust collector of a rewinding machine of the present invention includes: the dust suction device 5 is arranged on the rewinding machine.

The rewinder comprises a large parent roll 11, a rewinder bottom roll 12 and other press rolls. Two ends of the paper 6 are respectively wrapped on the large mother paper roller 11 and the bottom roller 12 of the rewinder, and the paper 6 moves from the large mother paper roller 11 to the bottom roller 12 of the rewinder. Preferably, the bottom rollers 12 of the rewinder are provided with two rollers arranged in parallel. Preferably, the large parent roll 11 and the rewinder bottom roll 12 can be in the same horizontal position. Preferably, the sheet 6 is released from the upper end of the large parent roll 11 and wound into the bottom end of the rewinder bottom roll 12. The moving sheet 6 forms an angle with the horizontal plane, the moving direction of the sheet 6 being downwards.

A rewinder bracket 13 is arranged between the large parent roll 11 and the rewinder bottom roll 12, and the dust removing device is arranged on the rewinder bracket 13.

Preferably, the rewinder frame 13 is perpendicular to the horizontal plane, and the rewinder frame 13 may be disposed on one side of the large parent roll 11. The rewinder frame 13 can be erected on one side of the paper sheet 6 or on both sides of the paper sheet 6. If the rewinder frame 13 is erected on one side of the paper sheet 6, the moving paper sheet 6 passes through the rewinder frame 13. If the rewinder frame 13 is erected on both sides of the paper sheet 6, the moving paper sheet 6 passes between the rewinder frames 13.

Preferably, the dust removing device is arranged on the upper side of the paper sheet 6 or the lower side of the paper sheet 6 on the rewinder bracket 13, or the dust removing device is arranged on the upper side and the lower side of the rewinder bracket. If the paper sheet 6 is arranged on the upper side, the moving paper sheet 6 passes below the dust removing device. If the paper sheet 6 is provided above the dust removing device, the moving paper sheet 6 passes through the dust removing device. The dust removing device removes dust from the paper sheets 6 passing through the dust removing range.

The dust suction device 5 includes: a dust collection chamber 2, an air supply part 3 and an air outlet part 4. The dust collecting chamber 2 is provided with a dust collecting opening 21, and the dust collecting chamber 2 is respectively connected with the air supply part 3 and the air outlet part 4. The air supply part 3 includes an air supply fan 31, and the air supply fan 31 is communicated with the dust collecting chamber 2 through an air supply duct 32. The air outlet part 4 comprises an air outlet fan 41, and the air outlet fan 41 is communicated with the dust collecting chamber 2 through an air outlet pipeline 42.

Specifically, the dust collecting chamber 2 is used for collecting paper dust and paper dust on the paper sheets 6, the dust collecting chamber 2 is a container with a cavity, and the dust collecting opening 21 is an opening of the dust collecting chamber 2. The dust collecting chamber 2 sucks the paper dust and paper dust through the dust collecting opening 21. The dust collection port 21 is proximate to the surface of the paper sheet 6.

The air supply part 3 is used for supplying air into the dust collecting chamber 2, the air supply fan 31 supplies fresh air to the dust collecting chamber 2 through an air supply pipeline 32, and the fresh air is blown out to the paper sheets 6 from the dust collecting port 21 of the dust collecting chamber 2 to blow up paper hair and paper powder on the surfaces of the paper sheets 6.

The air outlet part 4 extracts air in the dust collecting chamber 2, the air outlet fan 41 extracts air in the dust collecting chamber 2 through an air outlet pipeline 42, and negative pressure is formed inside the dust collecting chamber 2. The paper dust and paper dust blown up by the fresh air are extracted through the dust collecting port 21.

In practical application, when the cutter of the rewinding machine starts to cut the paper board, the opening signal is output to the air blowing fan and the air outlet fan 41, the fresh air blown by the air blowing fan 31 blows up the paper wool and the paper powder of the paper sheet 6, and the air outlet fan 41 sucks the blown paper wool and the paper powder into the dust collecting chamber 2 and collects the paper wool and the paper powder through the air outlet pipeline 42.

Preferably, the air outlet pipe 42 is connected with a collecting pipe, and the collecting pipe is used for guiding out the paper wool and the paper powder to a waste collecting position.

Preferably, the dust collecting chamber 2 is a duct, and the dust collecting port 21 is provided along a long side of the dust collecting chamber 2. The dust collecting chamber 2 is a pipeline which is transversely arranged, and the dust collecting opening 21 is an opening on the side surface of the pipeline. The dust collecting opening 21 can be a plurality of independent openings on the side surface of the dust collecting chamber 2, or the dust collecting opening 21 is an integral opening on the side surface of the dust collecting chamber 2.

The air outlet duct 42 is connected to the opposite side of the dust collecting opening 21 of the dust collecting chamber 2, and the axis of the air outlet duct 42 is perpendicular to the plane of the dust collecting opening 21. The connection position of the air outlet pipeline 42 and the dust collecting chamber 2 is positioned at the opposite side of the dust collecting opening 21, the air outlet pipeline 42 is vertical to the dust collecting opening 21, and the air outlet pipeline 42 vertical to the dust collecting opening 21 is favorable for smooth air flow.

The air outlet pipes 42 are arranged in a plurality, and the air outlet pipes 42 are distributed at equal intervals along the side surface of the dust collecting chamber 2. In order to improve the air outlet efficiency, there may be a plurality of air outlet pipes 42, and the plurality of air outlet pipes 42 are distributed along the axial direction of the dust collecting chamber 2. The air outlet ducts 42 may be connected to the air outlet fan 41 through the same connecting pipe, and the air outlet fan 41 simultaneously extracts air in the dust collecting chamber 2 through the air outlet ducts 42.

Preferably, the air supply duct 32 is connected to one side of the dust collection opening 21 of the dust collection chamber 2, and the axis of the air outlet duct 42 is not perpendicular to the plane of the dust collection opening 21. The air supply duct 32 is not perpendicular to the dust collection port 21, and preferably, the air supply duct 32 forms an obtuse included angle with the plane of the dust collection port 21.

The air supply ducts 32 are provided in a plurality, and the air supply ducts 32 are distributed at equal intervals along the side surface of the dust collecting chamber 2. In order to improve the air supply efficiency, there may be a plurality of air supply ducts 32, and the plurality of air supply ducts 32 are distributed along the axial direction of dust collecting chamber 2. The plurality of air supply ducts 32 may be connected to the air supply fan 31 through the same connection pipe, and the air supply fan 31 simultaneously supplies air into the dust collecting chamber 2 through the plurality of air supply ducts 32.

As shown in fig. 2, the air supply duct 32 and the air outlet duct 42 are arranged in a staggered manner, that is, the air supply duct 32 and the air outlet duct 42 are not conducted with the dust collecting chamber 2 having the same cross section, that is, the air supply duct 32 and the air outlet duct 42 are not conducted at the same time on the same dust collecting chamber 2 cross section. If there are a plurality of air supply ducts 32, the

air supply ducts

32, 32 are also staggered, and the

air supply ducts

32, 42 are turned on at different times on the same dust collecting chamber 2 cross section.

As shown in fig. 3, the plane of the dust collecting opening 21 is parallel to the paper sheet 6, and the paper sheet 6 moves from the air outlet pipe 42 to the air blowing pipe. The plane of the dust collection port 21 is adjacent to and parallel to the paper sheet 6, and the dust collection port 21 is not in contact with the paper sheet 6. The paper sheet 6 moves in the direction from the air outlet duct 42 to the air blowing duct.

As shown in fig. 3-4, the air outlet pipe 42 is perpendicular to the paper sheet 6, and the air blowing pipe forms an angle with the paper sheet 6 and the paper sheet 6, and the air blowing pipe blows fresh air to the paper sheet 6 while the paper sheet 6 moves. The fresh air blown out by the air blowing pipeline forms an obtuse angle with the moving paper sheet 6, and is favorable for blowing paper dust and paper powder on the surface of the paper sheet 6 to the maximum extent. Preferably, the angle between the blowing duct and the moving sheet 6 is a predetermined angle, i.e. the blowing duct is at a predetermined angle to the plane of the dust collecting opening 21. The predetermined angle may be between 95 ° and 175 °, preferably between 120 ° and 145 °.

Preferably, the dust collecting chamber 2 includes an air feeding chamber 23 and an air pumping chamber 24 separated by a longitudinal baffle 22, the air feeding duct 32 is communicated with the air feeding chamber 23, and the air discharging duct 42 is communicated with the air pumping chamber 24. The air supply chamber 23 and the air extraction chamber 24 are both communicated with the dust collection port 21.

As shown in fig. 3, the dust collecting chamber 2 includes an air supply chamber 23 and an air exhaust chamber 24, the air supply duct is communicated with the air supply chamber 23, and the air outlet duct 42 is communicated with the air exhaust chamber 24. A baffle 22 as a partition of the air supply chamber 23 and the air exhaust chamber 24 is provided inside the dust collecting chamber 2, and the baffle 22 divides the dust collecting chamber 2 into two parts from the axial direction. Preferably, the baffle 22 is located inside the dust collecting chamber 2, i.e. the front end of the baffle 22 does not extend beyond the dust collecting opening 21.

The air supply chamber 23 and the air exhaust chamber 24 are both in communication with the dust collection port 21, and preferably, the air supply chamber 23 occupies the dust collection port 21 in a ratio that the air exhaust chamber 24 occupies the dust collection port 21. Preferably, the volume of the air supply chamber 23 may be smaller than the air suction chamber 24. Compressing the volume of the air supply chamber 23 increases the speed of the air flow output from the air supply chamber 23, which is advantageous for blowing up paper fluff and paper dust. While the large volume of the air exhaust chamber 24 is beneficial to the suction of paper fluff and paper dust.

Preferably, the guide vanes 22 may be arc-shaped, and the arc-shaped guide vanes 22 facilitate the guidance of the air flow. The curved guide vanes 22 bulge out into the extraction chamber 24.

a rewinding machine dust extraction, the paper coarse cotton paper powder collection that the in-process produced will be cut is handled, avoids its absorption on former cardboard surface, has improved the printing quality of coating white board paper. Meanwhile, the paper powder is processed in a centralized way to avoid workers in a dust environment, so that the field working condition is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a rewinding machine dust extraction, its characterized in that, dust extraction locates the rewinding machine, dust extraction includes: a dust collecting chamber, an air supply part and an air outlet part; the dust collecting chamber is provided with a dust collecting port and is respectively connected with the air supply part and the air outlet part; the air supply part comprises an air supply fan, and the air supply fan is communicated with the dust collecting chamber through an air supply pipeline; the air outlet part comprises an air outlet fan, and the air outlet fan is communicated with the dust collecting chamber through an air outlet pipeline.

2. The dust collector of claim 1, wherein the dust collecting chamber is a pipe, and the dust collecting opening is arranged along a long side of the dust collecting chamber.

3. The dust collector of claim 1, wherein the air outlet duct is connected to the opposite side of the dust collecting opening of the dust collecting chamber, and the axis of the air outlet duct is perpendicular to the plane of the dust collecting opening.

4. The dust collector of claim 3, wherein the air outlet pipes are arranged in a plurality of rows, and are distributed at equal intervals along the side surface of the dust collecting chamber.

5. The dust collector of claim 1, wherein the air supply duct is connected to one side of the dust collecting opening of the dust collecting chamber, and the axis of the air outlet duct is non-perpendicular to the plane of the dust collecting opening.

6. A rewinding machine as claimed in claim 5, characterized in that said blowing ducts are arranged in a plurality, equally spaced manner along the sides of said collecting chamber.

7. The rewinding machine dust extraction device as claimed in claim 1, characterized in that said air supply ducts and said air outlet ducts are staggered.

8. The vacuum cleaner of claim 1, wherein the dust collecting opening is substantially parallel to the paper sheets, and the paper sheets move from the air outlet duct to the air blowing duct.

9. The dust collector of claim 1, wherein the dust collecting chamber comprises an air supply chamber and an air exhaust chamber separated by a longitudinal baffle, the air supply duct is communicated with the air supply chamber, and the air outlet duct is communicated with the air exhaust chamber.

10. The vacuum cleaner as claimed in claim 9, wherein the air supply chamber and the air suction chamber are both in communication with the dust collection opening.