CN108301249A - A kind of drying device for paper making - Google Patents
A kind of drying device for paper making Download PDFInfo
- Publication number
- CN108301249A CN108301249A CN201711139919.9A CN201711139919A CN108301249A CN 108301249 A CN108301249 A CN 108301249A CN 201711139919 A CN201711139919 A CN 201711139919A CN 108301249 A CN108301249 A CN 108301249A
- Authority
- CN
- China
- Prior art keywords
- dry net
- cylinder
- drying
- group
- heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001035 drying Methods 0.000 title claims abstract description 68
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 229920000728 polyester Polymers 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 235000011194 food seasoning agent Nutrition 0.000 claims description 2
- 230000000704 physical effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/04—Drying on cylinders on two or more drying cylinders
- D21F5/048—Drying on cylinders on two or more drying cylinders in combination with other heating means
Landscapes
- Paper (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention provides a kind of drying device for paper making, including multigroup dry net circle road and multiple rows of cylinder group, drying cylinder between adjacent two rows cylinder group is staggered, and one group of dry net circle road that each drying cylinder is used in combination, one is pressed onto page on the dryer surface of heating from above or from below respectively for they；Dry net circle road includes dry net and several deflector rolls for being used to support dry net, and dry net circle road is additionally provided at least one heating roller for heating the dry net of the braided polyester.The beneficial effects of the invention are as follows：Since heating roller has also also carried out braided polyester dry net heating and unwatering simultaneously in baking oven, one, the dry net of braided polyester from above another from when page being pressed onto on the cylinder surfaces of heating below, page is simultaneously by interior external heat, moisture loss basically reaches unanimously inside and outside page in this way, it is uniform to have reached moisture distribution inside and outside page, and has made gloss, color and other the being consistent property of physical property of its positive and negative.
Description
Technical field
The present invention relates to the technical fields of drying unit, especially a kind of drying unit for paper machine.
Background technology
Paper machine is the joint equipment of paper making, is mainly made of the part such as net, squeezing and drying.Mesh portions cylinder and
Two kinds of fourdrinier wire, press section is made of pressure roller and papermaker's felt etc., and drying section is made of one or several drying cylinders.
In drying section, it is divided into preceding group of drying cylinder and rear group drying cylinder, generally respectively there are 6 drying cylinders, amount to 12.While and preceding group of baking
Two groups of dry net circle roads that cylinder and rear group drying cylinder are used in combination（Plain net）, they one from another is tight by page from below above
It is pressed onto on the cylinder surfaces of heating.The drying of page be by the tight drying cylinder of l Water Paper signature absorbs heat gradually evaporate moisture come
Reach the mass dryness fraction of Product Process requirement.
Wherein dry net circle road is mainly made of braided polyester and several deflector rolls；The dry net of braided polyester is divided by type, can be divided
Dry net is woven for one layer of half-dried net, the double-deck dry net, flat filament drying net, double diameter flat filament drying nets and special materials（Plain net）.
The dry net of braided polyester when one from above another from when page being pressed onto on the cylinder surfaces of heating below, due to
The dry net of braided polyester is in drying box and page contains moisture content, and the dry net of braided polyester can also be stained with a large amount of moisture；In this way in paper
Page in dried kind, close to the moisture of drying cylinder dried rapidly by page；And since the dry net of braided polyester can be also stained with largely
Moisture；Page cannot obtain drying in time close to drying cylinder free surface moisture；It is irregular and cause drying to cause moisture distribution inside and outside page
Gloss, color and the other physical properties of page positive and negative afterwards cannot being consistent property.
China Patent Publication No. is 2048483, and the entitled paper machine dryer group driven with deflector roll, it discloses one
The dry net circle road of kind, but also without solving above-mentioned technical problem.
Invention content
In order to solve the above technical problems, the papermaking drying that the present invention provides a kind of for improving page quality is used dry
Net circle road.
The technical scheme is that：
A kind of drying device for paper making, including multigroup dry net circle road and multiple rows of cylinder group, between often the drying cylinder in row's cylinder group is arranged side by side
It is in a line every arrangement, the drying cylinder between adjacent two rows cylinder group is staggered, one group of dry net circle road that each drying cylinder is used in combination,
One is pressed onto page on the dryer surface of heating from above or from below respectively for they；
Dry net circle road includes dry net and several deflector rolls for being used to support dry net, and dry net circle road is additionally provided at least one for heating institute
State the heating roller of the dry net of braided polyester.
Further, above-mentioned heating roller is to steam water heating roller.
Further, a diameter of 400cm of above-mentioned heating roller.
Further, above-mentioned cylinder group is preceding group of drying cylinder and rear group drying cylinder；Preceding group of drying cylinder and rear group drying cylinder are used in combination
Two groups of dry net circle roads.
Further, above-mentioned drying cylinder is steam seasoning, drying cylinder diameter 1500cm.
The beneficial effects of the invention are as follows：Since heating roller also also heats the dry net of braided polyester simultaneously in baking oven
And unwatering, one, the dry net of braided polyester from above another from when page being pressed onto on the cylinder surfaces of heating below,
Simultaneously by interior external heat, moisture loss basically reaches unanimously page inside and outside such page, has reached moisture distribution inside and outside page
Uniformly, make gloss, color and other the being consistent property of physical property of its positive and negative.
Description of the drawings
Fig. 1 is that the preceding net drying cylinder paper grade (stock) of the present invention does net circle line structure schematic diagram above and below；
The dry nets of 1- in figure；2- heating rollers；3- deflector rolls；4- drying cylinders.
Specific implementation mode
The explanation under is made to the present invention below in conjunction with the accompanying drawings：
It is that the preceding net drying cylinder paper grade (stock) of the present invention does net circle line structure schematic diagram above and below referring to Fig. 1,
Dry net circle road includes dry net 1 and several deflector rolls 3, does excessively several deflector roll positioning windings of Netcom on drying cylinder 4,1 each shape of dry net
At a closed circuit, the front of dry net 1 is tight with the drying cylinder face paste contacted, and dry net 1 does circular flow for no reason by the drive of drying cylinder 4,
Dry net 1 is the dry net of braided polyester；Dry net circle road is additionally provided with one heating roller 2.
Fig. 1 of the present invention only draws preceding group of drying cylinder, and rear its basic structure of drying cylinder of organizing simply is said herein as preceding group of drying cylinder
It is bright.
The structure of heating roller can also be heated with steam as cylinder structure；They all make it with steam heating simultaneously
Other mode of heatings are not needed, cost is reduced.
The diameter of drying cylinder is about 1500cm, and the diameter of heating roller is about 400 cm；The diameter of heating roller crosses ambassador's steam
Dry net temperature drift is wasted and makes, it is too small that vapor and heating effect is not achieved.
The dry net of braided polyester is divided by type, can be divided into one layer of half-dried net, the double-deck dry net, flat filament drying net, double diameter flat filament dryings
Net and special materials weave dry net（Plain net）.
Two groups of dry net circle roads of preceding group of drying cylinder and rear group drying cylinder are divided into dry net circle road and lower dry net circle road, upper dry net circle road
Heating roller be placed in preceding group of drying cylinder and rear group drying cylinder upper end；The heating roller on dry net circle road is placed under preceding group of drying cylinder and rear group drying cylinder down
End.
The steam mode of heating of the drying cylinder of the present invention is the prior art；The application need not retouch one by one in this as the prior art
It states.
The present invention is compared with existing painting spray apparatus, can significantly improve the quality of paper.
1. wire side makes two sides aberration eliminate, originally paper two sides aberration is obvious, no color differnece after improvement without steam；
2. eliminating reticulate pattern using plain net, the flatness of paper is increased；
3. improving speed, 10% production capacity is increased；
The quality index (list) specifically surveyed：
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of drying device for paper making, including multigroup dry net circle road and multiple rows of cylinder group, the drying cylinder often arranged in cylinder group is arranged side by side
It is in a line to be intervally arranged, and the drying cylinder between adjacent two rows cylinder group is staggered, one group of dry net circle that each drying cylinder is used in combination
Road, one is pressed onto page on the dryer surface of heating from above or from below respectively for they；
The dry net circle road includes dry net and several deflector rolls for being used to support dry net, which is characterized in that the dry net circle road is also
Equipped at least one heating roller for heating the dry net of the braided polyester.
2. drying unit as described in claim 1, which is characterized in that the heating roller is to steam water heating roller.
3. drying unit as claimed in claim 1 or 2, which is characterized in that a diameter of 400cm of the heating roller.
4. drying unit as claimed in claim 1 or 2, which is characterized in that the cylinder group is preceding group of drying cylinder and rear group drying cylinder；
Two groups of dry net circle roads that group drying cylinder and rear group drying cylinder are used in combination before described.
5. drying unit as claimed in claim 4, which is characterized in that the drying cylinder is steam seasoning, and the drying cylinder diameter is
1500cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711139919.9A CN108301249A (en) | 2017-11-16 | 2017-11-16 | A kind of drying device for paper making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711139919.9A CN108301249A (en) | 2017-11-16 | 2017-11-16 | A kind of drying device for paper making |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108301249A true CN108301249A (en) | 2018-07-20 |
Family
ID=62869532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711139919.9A Pending CN108301249A (en) | 2017-11-16 | 2017-11-16 | A kind of drying device for paper making |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108301249A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207193671U (en) * | 2017-08-24 | 2018-04-06 | 易立科技通山有限公司 | A kind of drying device for paper making |
-
2017
- 2017-11-16 CN CN201711139919.9A patent/CN108301249A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207193671U (en) * | 2017-08-24 | 2018-04-06 | 易立科技通山有限公司 | A kind of drying device for paper making |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: No.4300 Tongshan street, Xianning County, Hubei Province Applicant after: Hubei Yili Technology Co.,Ltd. Address before: No.4300 Tongshan street, Xianning County, Hubei Province Applicant before: YILI TECHNOLOGY TONGSHAN CO.,LTD. |
|
| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180720 |