CN114775323A - Method for compounding multiple layers of paper sheets on line - Google Patents
Method for compounding multiple layers of paper sheets on line Download PDFInfo
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- CN114775323A CN114775323A CN202210578370.8A CN202210578370A CN114775323A CN 114775323 A CN114775323 A CN 114775323A CN 202210578370 A CN202210578370 A CN 202210578370A CN 114775323 A CN114775323 A CN 114775323A
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- 238000013329 compounding Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000001035 drying Methods 0.000 claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 claims abstract description 51
- 239000002131 composite material Substances 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 10
- 238000004064 recycling Methods 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000004140 cleaning Methods 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000009740 moulding (composite fabrication) Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F7/00—Other details of machines for making continuous webs of paper
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Abstract
The invention belongs to the technical field of paper machines, and particularly relates to a method for compounding multiple layers of paper sheets on line, which comprises the following steps: step S1: outputting a first dry paper sheet by starting on-line production from the raw stock; step S2: outputting a first wet paper sheet by starting on-line production from the primary pulp; step S3: pressing and compounding the first dry paper sheet and the first wet paper sheet to form a composite paper sheet; step S4: drying the composite paper sheet and outputting a second dry paper sheet; and step S5, rolling up the second dry paper for recycling. The method adopts on-line production of base paper, wherein one part of the base paper is produced and formed on line by equipment, passes through a material filling device and a pressurizing and compounding device, is compounded with the other part of formed and undried paper pulp, and is dried to form the composite paper. The influence of the change of the base paper on the speed of the equipment is avoided, the high-speed continuous and stable operation can be ensured, and the production efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of paper machines, and particularly relates to a method for compounding multiple layers of paper sheets on line.
Background
Other paper machines for producing such composite paper generally employ: the wet end paper sheet is produced by a paper machine, the dry end paper sheet adopts prepared roll base paper, the prepared roll base paper is drawn to a compound roller through a paper roll driving mechanism and a paper leading structure to be compounded and formed with the wet paper sheet, and the wet end paper sheet is dried and formed by an air hood of an upper drying cylinder. The biggest problem of the structure is that when a roll needs to be changed after a roll of dry paper is used up, the dry paper industry cannot be accelerated to the same speed of a wet paper industry paper machine, the paper machine needs to reduce the speed for paper introduction, the production can be accelerated after the paper introduction is successful, the efficiency is influenced in the process, and the output of waste paper is increased.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a method for compounding multiple layers of paper sheets on line.
In order to achieve the purpose, the invention provides the following technical scheme: a method of in-line compounding of multiple paper sheets comprising the steps of:
step S1: outputting a first dry paper sheet by starting on-line production from the primary pulp;
step S2: outputting a first wet paper sheet by starting on-line production from the primary pulp;
step S3: pressing and compounding the first dry paper sheet and the first wet paper sheet to form a composite paper sheet;
step S4: drying the composite paper sheet and outputting a second dry paper sheet;
and step S5, rolling up the second dry paper for recycling.
As a preferable technical scheme of the method for the on-line compounding of the multilayer paper sheet, in step S1, the first dry paper sheet is output after the processes of forming, pressing, drying, scraping and the like;
in step S2, the first wet paper web is output after going through the steps of forming, pressing, and the like.
In a preferred embodiment of the method for on-line compounding of multiple paper sheets, the production rates of the first dry paper sheet and the first wet paper sheet are synchronized, and the first dry paper sheet is conveyed into the compounding roller through the first paper guiding system for pressure compounding.
As a preferred technical solution of the method for on-line compounding of multiple paper sheets according to the present invention, the first dry paper sheet is output through a dry end paper machine, the first wet paper sheet is output through a wet end paper machine, and the compound paper sheet is further fed into the wet end paper machine for drying and blade scraping.
According to the preferable technical scheme of the method for compounding the multiple layers of paper sheets on line, the dry paper end paper making machine sequentially comprises a dry paper pulp flowing box, a dry paper forming part, a dry paper pressing part, a dry paper drying part and a dry paper scraper according to a manufacturing process, wherein the dry paper forming part is connected with the output end of the dry paper pulp flowing box, the dry paper forming part outputs a dry paper blanket to the dry paper pressing part, the dry paper drying part is tangent to the output end of the dry paper pressing part, and the dry paper scraper is tangent to the dry paper drying part and outputs a first dry paper sheet to the first paper guiding system;
the wet paper end paper machine sequentially comprises a wet paper pulp flowing box, a wet paper forming part, a wet paper squeezing part, a wet paper drying part and a wet paper scraper according to a manufacturing process, wherein the wet paper forming part is connected with the output end of the wet paper pulp flowing box, the wet paper forming part outputs a wet paper blanket to the wet paper squeezing part, the wet paper drying part is tangent to the output end of the wet paper squeezing part, and the wet paper scraper is tangent to the wet paper drying part and outputs a first wet paper to the compound roller.
As a preferable technical solution of the method for on-line compounding of a multi-layer paper sheet according to the present invention, the wet end paper making machine further comprises an additional press part, wherein the additional press part conveys the first wet paper sheet processed by the intermediate agent coating mechanism to the wet paper drying part;
the additional squeezing part sequentially comprises a squeezing roller, an additional blanket, a guide roller and a cleaning deviation rectifying mechanism according to the manufacturing process, wherein the additional blanket is wound around the squeezing roller, the guide roller and the cleaning deviation rectifying mechanism.
As a preferred technical solution of the method for on-line compounding of multiple paper sheets of the present invention, the production rates of the dry end paper machine and the wet end paper machine are both adjustable, the operating temperatures of the dry end paper machine and the wet end paper machine are monitored in real time, the production rates of the dry end paper machine and the wet end paper machine are recorded, and the operating temperatures of the dry end paper machine and the wet end paper machine are recorded, so as to obtain a production rate-operating temperature coefficient.
As the preferable technical scheme of the method for the on-line compounding of the multilayer paper sheets, the first paper guiding system records the pressure coefficient, sets the pressure coefficient threshold value and judges the production condition according to the actual pressure coefficient.
As a preferable technical scheme of the method for compounding the multilayer paper sheets on line, the method is provided with a visual detection system, the visual detection system detects the whole production flow of the whole equipment, and an alarm is given when a fault occurs.
As a preferable technical scheme of the method for compounding the multiple layers of paper sheets on line, a winder is used for collecting the second dry paper sheet, and the receiving speed of the winder is matched with the production speed of the wet paper end paper machine.
Compared with the prior art, the invention has the beneficial effects that:
1. the method adopts on-line production of base paper, wherein one part of the base paper is produced and formed on line by equipment, passes through a material filling device and a pressurizing and compounding device, is compounded with the other part of formed and undried paper pulp, and is dried to form the composite paper. The influence of the change of the base paper on the speed of the equipment is avoided, the high-speed continuous and stable operation can be ensured, and the production efficiency is improved.
2. The whole equipment works continuously, is transported through the blanket, can be detected through the vision control system, can be obviously found when a fault occurs, and can realize high automation.
3. The production rate of the dry end paper machine and the wet end paper machine and the working temperature of the dry paper drying part and the wet paper drying part can be controlled, and the production rate and the dry-wet degree of the composite paper can be controlled.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;
in the figure: 1. a dry end paper machine; 101. a dry paper headbox; 102. a dry paper forming section; 103. a dry paper press section; 104. a dry paper drying section; 1041. a paper dryer; 1042. a dry paper gas hood; 105. a dry paper blanket web cleaning section; 106. a dry paper scraper; 107. a first paper feeding system; 108. a dry paper blanket; 2. a wet end paper machine; 201. a wet paper headbox; 202. a wet paper forming section; 203. a wet paper press section; 204. a wet paper drying section; 2041. a wet paper dryer; 2042. a wet paper air cover; 205. a wet paper blanket net cleaning part; 206. a wet paper scraper; 207. compounding the rolls; 208. an additional press section; 2081. a press roll; 2082. adding a blanket; 2083. a guide roller; 2084. cleaning a deviation rectifying mechanism; 209. a second paper guiding system; 210. a wet paper felt; 3. an intermediate coating mechanism; 4. a paper winding machine.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention provides a technical solution: a method for compounding multilayer paper sheets in an online manner comprises the following main steps:
step S1: outputting a first dry paper sheet by starting on-line production from the primary pulp; specifically, the first dry paper sheet is output after processes such as forming, squeezing, drying, scraping and the like;
step S2: outputting a first wet paper sheet by starting on-line production from the primary pulp; specifically, the first wet paper web is subjected to forming, pressing, and the like, and then is discharged.
Step S3: pressing and compounding the first dry paper sheet and the first wet paper sheet to form a composite paper sheet;
step S4: drying the composite paper sheet and outputting a second dry paper sheet;
and step S5, rolling up the second dry paper for recycling.
The production rates of the first dry paper sheet and the first wet paper sheet are synchronized, and the first dry paper sheet is conveyed into a composite roller for pressing and compounding through a first paper guide system.
The whole equipment comprises a dry end paper machine 1, a wet end paper machine 2, a first paper guide system 107, an intermediate material agent coating mechanism 3, a second paper guide system 209 and a winder 4. The dry end paper machine 1 is used to output a first dry sheet. The wet end paper machine 2 is provided with a compound roll 207, and the wet end paper machine 2 is used to make a first wet sheet and output a second dry sheet. The first draw system 107 is connected to the output of the dry end papermaking machine 1 and delivers the first dry sheet to the compound roll 207. The second threading system 209 is connected to the output end of the wet end papermaking machine 2 and transports the second dry sheet to the reel-up 4.
Preferably, the first wet paper sheet passes through the intermediate coating mechanism 3 and enters the compound roll 207. The intermediate coating mechanism 3 can add different coating agents according to actual requirements. The intermediate coating mechanism 3 may be omitted according to actual requirements.
Specifically, the dry end paper making machine 1 sequentially includes a dry paper headbox 101, a dry paper forming section 102, a dry paper press section 103, a dry paper drying section 104, and a dry paper scraper 106 according to a manufacturing process, where the dry paper forming section 102 is connected to an output end of the dry paper headbox 101, the dry paper forming section 102 outputs a dry paper felt 108 to the dry paper press section 103, the dry paper drying section 104 is tangent to an output end of the dry paper press section 103, and the dry paper scraper 106 is tangent to the dry paper drying section 104 and outputs a first dry paper sheet to the first paper guiding system 107.
Preferably, the dry end paper machine 1 further comprises a dry-lap cleaning section 105, the dry-lap cleaning section 105 being arranged between the dry-paper headbox 101 and the dry-paper press section 103, the dry-paper felt 108 being wound outside the dry-lap cleaning section 105. The dry paper blanket cleaning part 105 cleans the dry paper blanket 108, so as to facilitate the next circulation.
Specifically, the wet-end paper making machine 2 includes, in order according to a manufacturing process, a wet paper headbox 201, a wet paper forming section 202, a wet paper press section 203, a wet paper dryer section 204, and a wet paper blade 206, the wet paper forming section 202 being connected to an output end of the wet paper headbox 201, the wet paper forming section 202 outputting a wet paper to the wet paper press section 203, the wet paper dryer section 204 being tangent to an output end of the wet paper press section 203, and the wet paper blade 206 being tangent to the wet paper dryer section 204 and outputting a first wet paper to the compound roll 207.
The compounding roll 207 aligns and then compounds the first dry sheet and the first wet sheet, roll-forming.
Preferably, the wet paper end papermaking machine 2 further comprises a wet paper felt cleaning part 205, the wet paper felt cleaning part 205 is disposed between the wet paper headbox 201 and the wet paper press part 203, and the wet paper felt 210 is wound around the outside of the wet paper felt cleaning part 205. The wet paper blanket cleaning part 205 cleans the wet paper blanket 210, and is convenient for entering the next cycle.
Specifically, the dry paper drying section 104 includes a dry paper dryer 1041 and a dry paper air hood 1042 mounted on an outer surface of the dry paper dryer 1041. The paper drying cylinder 1041 is a cylinder structure, the paper drying hood 1042 is arranged at the top end of the paper drying cylinder 1041, the paper drying hood 1042 is arranged at an interval with the circumferential surface of the paper drying cylinder 1041, and the paper drying hood 1042 provides heat to the paper drying cylinder 1041. The paper dryer doctor 106 is tangential to the paper dryer 1041 so that a first sheet of paper located on the paper dryer 1041 can be peeled off.
Specifically, the wet paper drying section 204 includes a wet paper dryer 2041, and a wet paper air hood 2042 installed on the outer surface of the wet paper dryer 2041. The wet paper drying cylinder 2041 is of a cylindrical structure, the wet paper air cover 2042 is disposed at the top end of the wet paper drying cylinder 2041, the wet paper air cover 2042 and the circumferential surface of the wet paper drying cylinder 2041 are disposed at intervals, and the wet paper air cover 2042 provides heat to the wet paper drying cylinder 2041. The wet paper scraper 206 is tangent to the wet paper dryer 2041, so that the second dry paper sheet on the wet paper dryer 2041 can be removed.
In this embodiment, a mounting bracket is further included, and the dry end paper machine 1 and the wet end paper machine 2 are both disposed on the mounting bracket, so that a space is provided between the dry end paper machine 1 and the wet end paper machine 2 and the mounting surface. The installing support improves the stability of whole equipment, can improve the complicated changeable situation in installation place for the user can install according to actual need. In this embodiment, the wet paper headbox 201, the wet paper forming section 202 and the wet paper blanket web washing section 205 are all disposed at the bottom end of a mounting bracket on which the dry paper drying section 104 and the wet paper drying section 204 are disposed side by side. Since the connection of each component can be performed by various connecting members, such as various roller bodies and traction devices, the specific installation position of each component is not limited as long as the component is arranged according to the production flow.
The winder 4 consists of a paper winding cylinder, a primary arm, a secondary arm, a storing and taking roller mechanism and a winder 4 frame.
The first workflow of this embodiment: after the wet end base paper is distributed by the wet paper headbox 201, the wet paper forming section 202 forms a first wet paper sheet attached to the wet paper felt 210, and when the wet paper felt 210 passes through the wet paper press section 203, the first wet paper sheet on the wet paper felt 210 is transferred to the surface of the wet paper dryer 2041. After being distributed by the paper-drying head box 101, the dry end base paper is shaped into a wet paper sheet attached to the paper-drying felt 108 in the paper-drying forming part 102, when the paper-drying felt 108 passes through the paper-drying press part 103, the wet paper sheet on the paper-drying felt 108 is transferred to the surface of the paper-drying cylinder 1041, is dried by the paper-drying cylinder 1041 and the paper-drying air hood 1042 of the paper-drying part 104 to form a first dry paper sheet, is stripped from the surface of the paper-drying cylinder 1041 by the paper-drying scraper 106, is then pulled to the compound roll 207 by the first paper-guiding system 107, is compounded with the first wet paper sheet and the intermediate agent, is dried and shaped into a second dry paper sheet by the wet paper drying cylinder 2041 and the wet paper air hood 2042, is stripped from the surface of the wet paper drying cylinder 2041 by the wet paper scraper 206, and is pulled to the paper winder 4 to be rolled into a roll by the second paper-guiding mechanism.
The second workflow of this embodiment: an intermediate coating mechanism 3 is provided to apply coating to the first wet sheet on the surface of the wet paper dryer 2041. The intermediate material agent coating mechanism 3 adds different material agents according to actual requirements, and two online production processes are realized.
The automatic control unit of the present embodiment:
the production rates of the dry end paper machine 1 and the wet end paper machine 2 can be adjusted, the working temperatures of the dry paper drying part 104 and the wet paper drying part 204 are monitored in real time, the production rates of the dry end paper machine 1 and the wet paper drying part 2 are recorded, the working temperatures of the dry paper drying part 104 and the wet paper drying part 204 are recorded, and a production rate-working temperature coefficient is obtained. The user can obtain the composite paper sheet with certain dryness and humidity at a certain production rate according to the production rate-working temperature coefficient, and the user can adjust the production rate-working temperature coefficient according to actual requirements to obtain the composite paper sheet with composite requirements.
The first paper guiding system 107 records the pressure coefficient, sets a pressure coefficient threshold value, and judges the production condition according to the actual pressure coefficient. Because the work flow of the whole equipment moves through the matching of the roller body and the blanket, when a fault or an abnormality occurs, the pressure of the blanket on the first paper guiding system 107 is necessarily influenced, and when the pressure coefficient exceeds a preset pressure coefficient threshold value, an alarm is given immediately. Of course, the pressure coefficient threshold may be different according to different paper materials.
The visual detection system is arranged and used for detecting the whole production process of the whole equipment and giving an alarm when a fault occurs. The whole equipment works continuously, is transported through the blanket, can be detected through the vision control system, can be obviously found when a fault occurs, and can realize high automation.
The whole equipment collects the second dry paper sheet by using the winder 4, and the receiving speed of the winder 4 is matched with the production speed of the wet end paper machine 2. Therefore, the speed of each link in the whole equipment can be matched, and the production efficiency can be greatly improved. The winder 4 can automatically output a plurality of paper rolls, so that the whole equipment can work uninterruptedly.
Example two
Referring to fig. 2, the present invention provides a technical solution that, compared with the first embodiment, the wet end paper machine 2 further includes an additional press part 208, and the additional press part 208 conveys the first wet paper sheet processed by the intermediate agent coating mechanism 3 to the wet paper drying part 204.
In this embodiment, the additional pressing section 208 includes a pressing roll 2081, an additional felt 2082, a guide roll 2083 and a cleaning deviation rectifying mechanism 2084 according to the manufacturing process, and the additional felt 2082 is wound around the outside of the pressing roll 2081, the guide roll 2083 and the cleaning deviation rectifying mechanism 2084. In this embodiment, the additional press section 208 is disposed below the installation surface, so that the user can install the press section according to the actual situation, without limitation.
The workflow of this embodiment: after the wet end base paper is sized by the wet paper headbox 201, the wet paper forming part 202 forms a first wet paper sheet attached to the wet paper felt 210, the wet paper felt 210 passes through the wet paper press part 203 to improve dryness, and the first wet paper sheet on the wet paper felt 210 is transferred to the inlet of the compound roll 207. The intermediate agent coating mechanism 3 coats the agent on the first wet paper sheet. After being distributed by the paper headbox 101, the dry end base paper is formed to adhere to the paper dryer felt 108 in the paper dryer forming portion 102, and when the paper dryer felt 108 passes through the paper dryer press 103, the wet paper on the paper dryer felt 108 is transferred to the surface of the paper dryer 1041, dried by the paper dryer 1041 and the air dryer 1042 of the paper dryer 104 to form a first dry paper, stripped from the surface of the paper dryer 1041 by the paper dryer blade 106, then drawn to the compound roll 207 by the first paper guide system 107 to be compounded with the first wet paper and the intermediate agent, and the compounded paper is transferred to the surface of the wet paper dryer 2041 by the wet paper press 203, dried and formed to form a second dry paper by the paper dryer 2041 and the air dryer 2042, stripped from the surface of the wet paper dryer 2041 by the wet paper blade 206, and drawn to the paper winder 4 by the second paper guide mechanism to be rolled.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method of in-line compounding of multiple layers of paper comprising the steps of:
step S1: outputting a first dry paper sheet by starting on-line production from the raw stock;
step S2: outputting a first wet paper sheet by starting on-line production from the primary pulp;
step S3: pressing and compounding the first dry paper sheet and the first wet paper sheet to form a composite paper sheet;
step S4: drying the composite paper sheet and outputting a second dry paper sheet;
and step S5, rolling up the second dry paper for recycling.
2. A method of in-line compounding of a plurality of paper sheets as set forth in claim 1 wherein:
in step S1, the first dry paper sheet is output after being subjected to the processes of forming, pressing, drying, scraping and the like;
in step S2, the first wet paper web is output after going through the steps of forming, pressing, and the like.
3. A method of in-line compounding of multiple sheets as in claim 2 wherein:
the production rates of the first dry paper sheet and the first wet paper sheet are synchronized, and the first dry paper sheet is conveyed to a composite roller for pressure composite through a first paper guide system.
4. A method of in-line compounding of multiple sheets as in claim 3 wherein:
the first dry paper sheet is output through a dry paper end paper machine, the first wet paper sheet is output through a wet paper end paper machine, and the composite paper sheet enters the wet paper end paper machine again for drying and scraping.
5. The method of in-line compounding of a multi-layer sheet according to claim 4 wherein:
the dry paper end paper making machine sequentially comprises a dry paper pulp flowing box, a dry paper forming part, a dry paper pressing part, a dry paper drying part and a dry paper scraper according to a manufacturing process, wherein the dry paper forming part is connected with the output end of the dry paper pulp flowing box, the dry paper forming part outputs a dry paper blanket to the dry paper pressing part, the dry paper drying part is tangent to the output end of the dry paper pressing part, and the dry paper scraper is tangent to the dry paper drying part and outputs a first dry paper sheet to the first paper guiding system;
the wet paper end paper machine sequentially comprises a wet paper pulp flowing box, a wet paper forming part, a wet paper squeezing part, a wet paper drying part and a wet paper scraper according to a manufacturing process, wherein the wet paper forming part is connected with the output end of the wet paper pulp flowing box, the wet paper forming part outputs a wet paper blanket to the wet paper squeezing part, the wet paper drying part is tangent to the output end of the wet paper squeezing part, and the wet paper scraper is tangent to the wet paper drying part and outputs a first wet paper to the compound roller.
6. A method of in-line compounding a multi-layer sheet as set forth in claim 5 wherein:
the wet end paper machine further comprises an additional press part which transfers the first wet paper sheet processed by the intermediate agent coating mechanism to the wet paper drying part;
the additional squeezing part sequentially comprises a squeezing roller, an additional blanket, a guide roller and a cleaning deviation rectifying mechanism according to the manufacturing process, wherein the additional blanket is wound around the squeezing roller, the guide roller and the cleaning deviation rectifying mechanism.
7. The method of in-line compounding of a multi-layer sheet according to claim 6 wherein:
the production rates of the dry paper end paper machine and the wet paper end paper machine can be adjusted, the working temperatures of the dry paper drying part and the wet paper drying part are monitored in real time, the production rates of the dry paper end paper machine and the wet paper end paper machine are recorded, the working temperatures of the dry paper drying part and the wet paper drying part are recorded, and a production rate-working temperature coefficient is obtained.
8. A method of in-line compounding multiple layers of paper sheets as set forth in claim 7 wherein:
the first paper guiding system records a pressure coefficient, a pressure coefficient threshold value is set, and the production condition is judged according to the actual pressure coefficient.
9. The method of in-line compounding of a multi-layer sheet according to claim 7 wherein:
the visual detection system is arranged and used for detecting the whole production process of the whole equipment and giving an alarm when a fault occurs.
10. The method of in-line compounding of a multi-layer sheet according to claim 8 wherein:
and collecting the second dry paper sheet by using a winder, wherein the receiving speed of the winder is matched with the production speed of the wet paper end paper machine.
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| HANNU PAULAPURO（著）: "《造纸I 纸料制备与湿部》", 31 May 2016, 中国轻工业出版社 * |
| 陈克复（主编）, 中国轻工业出版社 * |
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