CN205471828U - One -way spiral dancer roll - Google Patents
One -way spiral dancer roll Download PDFInfo
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- CN205471828U CN205471828U CN201620112905.2U CN201620112905U CN205471828U CN 205471828 U CN205471828 U CN 205471828U CN 201620112905 U CN201620112905 U CN 201620112905U CN 205471828 U CN205471828 U CN 205471828U
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- roll
- discharge duct
- roll body
- way spiral
- air discharge
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Abstract
The utility model provides an one -way spiral dancer roll, belongs to papermaking equipment technical field, concretely relates to one -way spiral dancer roll who is used for compressing tightly the scroll when the stock form. Its characterized in that: including roll body (1), roll body (1) is cylindric, is equipped with air discharge duct (2) on roll body (1). The utility model discloses a be equipped with the air discharge duct on one -way spiral dancer roll's the roll body, when compressing tightly the paper web on the scroll, the air discharge duct can be sparse rapidly with the air, has avoided because the stock form speed of paper web comparatively fast causes the air sparse untimely to the problem of oscillation generation and noise.
Description
Technical field
A kind of one-way spiral air roll, belongs to paper making equipment technical field, is specifically related to a kind of for compressing when coil paper
The one-way spiral air roll of paper roll.
Background technology
In paper-making process, the paper web made, after press polish completes, needs to be rolled into paper roll, facilitates follow-up processing, transport
Or use.Between the paper web of paper roll different layers, need to ensure certain pressure, thus ensure in coil paper or transportation
Middle paper web will not be damaged.
In order to ensure that paper roll has certain elasticity, needing during coil paper, air roll is set paper roll compressed,
To ensure the elasticity of paper roll.During coil paper, paper web is pressed on paper roll by air roll, and remains certain pressure
Power.When the speed of coil paper is slower, bright finish air roll disclosure satisfy that requirement, and ensures the elasticity of paper roll well, but
When the speed of paper web meets or exceeds 6m/s, owing to the air between paper web and plain roller cannot quickly be discharged, cause
Can vibrate during coil paper, and produce the biggest noise, even can cause web breaks.
In order to solve the problem of vibration and noise, on plain roller, interval arranges single cannelure, and cannelure serves thin
Dissipate the used of air, the problem well solving vibration and noise, but can stay on paper web during this air roll platen
Impression, causes damage to paper web.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, evacuation
Air is effective, web speed height time will not produce vibration and the single-screw air roll of noise.
This utility model solves its technical problem and be the technical scheme is that this one-way spiral air roll, and its feature exists
In: including roll body, roll body is cylindric, and roll body is provided with air discharge duct.
Preferably, air discharge duct is the screw thread of the single rotation direction arranged around outer wall.
Preferably, described air discharge duct is single head or multiple thread.
Preferably, described air discharge duct is the semicircular arc of middle part indent.
Preferably, described air discharge duct is smoothly transitted by fillet with roll body outer wall.
Preferably, described air discharge duct distribution length in the axial direction is less than or equal to the length of described roll body.
Preferably, the outer wall of described roll body processes through fine-grinding and polishing.
Preferably, the outer wall plating hard chrome of described roll body.
Compared with prior art, one-way spiral air roll of the present utility model is had the beneficial effect that
1, the roll body of this one-way spiral air roll is provided with air discharge duct, when paper web is pressed on paper roll, and air discharge duct energy
Enough air is evacuated rapidly, it is to avoid owing to the web velocity of paper web comparatively fast causes air evacuation not in time, thus produce vibration
Problem with noise.
2, being helical form due to air discharge duct, when being compressed by paper web, the air discharge duct relative position moment on paper web occurs
Change, thus without leaving impression on paper web.
3, air discharge duct is semicircular arc, and air discharge duct is smoothly transitted by rounding with roll body outer wall, thus at platen
Shi Buhui leaves impression on paper web, and can also suitably reduce air discharge duct to paper web bad student along the axial component of roll body, it is to avoid
Paper web is pushed to side or tear paper web.
4, roll body outer wall processes through fine-grinding and polishing, it is ensured that the smoothness of roll body outer wall, thus ensure will not when platen
Leave impression on paper web, and avoid and produce bigger axial component.
5, roll body outer wall plating hard chrome, improves the wearability of roll body, owing to there is friction between roll body and paper web, therefore
Wearability strengthens can make be greatly improved the service life of this one-way spiral air roll, decreases the frequency that paper making equipment is safeguarded,
Reduce maintenance cost.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of one-way spiral air roll.
Fig. 2 is the partial enlarged drawing in Fig. 1 at A.
In figure: 1, roll body 2, air discharge duct.
Detailed description of the invention
Fig. 1 ~ 2 are most preferred embodiments of the present utility model, and 1 ~ 2 pair of this utility model does furtherly below in conjunction with the accompanying drawings
Bright.
A kind of one-way spiral air roll, including roll body 1, roll body 1 is cylindric, and roll body 1 is provided with air discharge duct 2.This is unidirectional
The roll body 1 of spiral air roll is provided with air discharge duct 2, and when being pressed on paper roll by paper web, air can be dredged rapidly by air discharge duct 2
Dissipate, it is to avoid owing to the web velocity of paper web comparatively fast causes air evacuation not in time, thus the problem producing vibration and noise.
Concrete: as shown in Figure 1: roll body 1 is cylindric, the axle being respectively provided on two sides with for installing bearing of roll body 1, this
The two ends of roll body 1 are arranged in bearing block, and promote compression paper roll by bearing block.
Air discharge duct 2 is the screw thread arranged around roll body 1 outer wall, and air discharge duct 2 is the screw thread of dextrorotation, and air discharge duct 2 is single head
Screw thread.When compressing paper roll with one-way spiral air roll, air can quickly be discharged through air discharge duct 2, it is ensured that in the speed of paper web
When reaching 6m/s or above, vibration and noise will not be produced.Additionally, due to air discharge duct 2 is helical form, compared with cannelure, should
One-way spiral air roll is when compressing paper web, owing to air discharge duct 2 rotates with roll body 1, make the relative position of air discharge duct 2 and paper web with
Time change, thus certain position not havinging paper web is directed at air discharge duct 2 all the time thus leaves asking of impression on paper web
Topic.
Roll body 1 outer wall processes through fine-grinding and polishing, it is ensured that the smoothness of roll body 1 outer wall, thus ensure will not when platen
Leave impression on paper web, and avoid producing bigger axial component.
Roll body 1 outer wall plating hard chrome, improves the wearability of roll body 1, owing to there is friction between roll body 1 and paper web, because of
This wearability strengthens can make be greatly improved the service life of this one-way spiral air roll, decreases the frequency that paper making equipment is safeguarded
Rate, reduces maintenance cost.
As shown in Figure 2: air discharge duct 2 is the semicircular arc of middle part indent, and the outer wall of air discharge duct 2 and roll body 1 is by circle
Angle smoothly transits, thus will not leave impression on paper web when platen, and can also suitably reduce air discharge duct 2 to paper web bad student
Along the component that roll body 1 is axial, it is to avoid paper web to be pushed to side or tear paper web.
Installation and the using method of this one-way spiral air roll are as follows: first install bearing on the axle at roll body 1 two ends,
Bearing is arranged in bearing block, uses oil cylinder or cylinder impeller-hub bearing, thus promote this one-way spiral air roll presses paper
Volume.
The above, be only preferred embodiment of the present utility model, is not that this utility model is made other form
Restriction, any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as equivalent
The Equivalent embodiments of change.But every without departing from technical solutions of the utility model content, real according to technology of the present utility model
Any simple modification, equivalent variations and the remodeling that confrontation above example is made, still falls within the guarantor of technical solutions of the utility model
Protect scope.
Claims (7)
1. an one-way spiral air roll, it is characterised in that: including that roll body (1), roll body (1) they are cylindric, roll body (1) is provided with
Air discharge duct (2)；Described air discharge duct (2) is the screw thread of the single rotation direction arranged around outer wall.
One-way spiral air roll the most according to claim 1, it is characterised in that: described air discharge duct (2) is single head or many
Head thread.
One-way spiral air roll the most according to claim 1, it is characterised in that: described air discharge duct (2) is middle part indent
Semicircular arc.
4. according to the one-way spiral air roll described in claim 1 or 3, it is characterised in that: described air discharge duct (2) and roll body
(1) outer wall is smoothly transitted by fillet.
One-way spiral air roll the most according to claim 1, it is characterised in that: described air discharge duct (2) is in the axial direction
Distribution length less than or equal to the length of described roll body (1).
One-way spiral air roll the most according to claim 1, it is characterised in that: the outer wall of described roll body (1) is through fine grinding
Polishing.
7. according to the one-way spiral air roll described in claim 1 or 6, it is characterised in that: the outer wall plating of described roll body (1)
Hard chrome.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620112905.2U CN205471828U (en) | 2016-02-04 | 2016-02-04 | One -way spiral dancer roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620112905.2U CN205471828U (en) | 2016-02-04 | 2016-02-04 | One -way spiral dancer roll |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205471828U true CN205471828U (en) | 2016-08-17 |
Family
ID=56674725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620112905.2U Active CN205471828U (en) | 2016-02-04 | 2016-02-04 | One -way spiral dancer roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205471828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382913A (en) * | 2018-01-25 | 2018-08-10 | 西安理工大学 | A kind of printing packaging device-specific guide roller with micro- texture |
| WO2019181638A1 (en) * | 2018-03-19 | 2019-09-26 | 富士フイルム株式会社 | Image forming apparatus |
-
2016
- 2016-02-04 CN CN201620112905.2U patent/CN205471828U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108382913A (en) * | 2018-01-25 | 2018-08-10 | 西安理工大学 | A kind of printing packaging device-specific guide roller with micro- texture |
| WO2019181638A1 (en) * | 2018-03-19 | 2019-09-26 | 富士フイルム株式会社 | Image forming apparatus |
| JPWO2019181638A1 (en) * | 2018-03-19 | 2021-01-07 | 富士フイルム株式会社 | Image forming device |
| JP7430751B2 (en) | 2018-03-19 | 2024-02-13 | 富士フイルム株式会社 | Image forming device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170215 Address after: 255300 Zhoucun City, Zibo Province, No. 98 Star Road, No. Patentee after: Zibo TAIDING Papermaking Machinery Co., Ltd. Address before: 255300 Zhoucun City, Zibo Province, No. 98 Star Road, No. Patentee before: Zhuge Baojun |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180914 Address after: 255300 west side of four star building, 98 Star Road, Zhoucun, Zibo, Shandong Patentee after: Zibo TAIDING Machinery Technology Co., Ltd. Address before: 255300 98 Star Road, Zhoucun District, Zibo, Shandong Patentee before: Zibo TAIDING Papermaking Machinery Co., Ltd. |
|
| TR01 | Transfer of patent right |