CN112482088A - Intelligent glue mixing and supplying system for impregnated paper drying production line - Google Patents
Intelligent glue mixing and supplying system for impregnated paper drying production line Download PDFInfo
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- CN112482088A CN112482088A CN202011591828.0A CN202011591828A CN112482088A CN 112482088 A CN112482088 A CN 112482088A CN 202011591828 A CN202011591828 A CN 202011591828A CN 112482088 A CN112482088 A CN 112482088A
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- glue
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- 239000003292 glue Substances 0.000 title claims abstract description 229
- 238000002156 mixing Methods 0.000 title claims abstract description 114
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 49
- 238000001035 drying Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 38
- 238000005303 weighing Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims abstract description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 5
- 239000010935 stainless steel Substances 0.000 claims abstract description 5
- 238000003860 storage Methods 0.000 claims description 34
- 239000003795 chemical substances by application Substances 0.000 claims description 29
- 238000007598 dipping method Methods 0.000 claims description 17
- 238000002791 soaking Methods 0.000 claims description 10
- 229920000877 Melamine resin Polymers 0.000 claims description 6
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 6
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 4
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 4
- 150000001412 amines Chemical class 0.000 claims description 4
- 239000004202 carbamide Substances 0.000 claims description 4
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 claims description 4
- 238000005282 brightening Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000004615 ingredient Substances 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 16
- 239000000243 solution Substances 0.000 description 15
- 239000013589 supplement Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 208000024693 gingival disease Diseases 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/32—Addition to the formed paper by contacting paper with an excess of material, e.g. from a reservoir or in a manner necessitating removal of applied excess material from the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/78—Controlling or regulating not limited to any particular process or apparatus
Landscapes
- Coating Apparatus (AREA)
Abstract
The invention discloses an intelligent glue mixing and supplying system for an impregnated paper drying production line, which comprises a glue mixing equipment system, an overhead platform mode glue supplying system, a main glue mixing 16 tanks for completing the distribution of glue liquid to the production line distribution and use system, and a two-dip coated paper glue amount detection system, wherein the glue mixing equipment simultaneously controls 1 to 16 tanks for weighing and metering 1t glue mixing tanks, the 16 glue mixing tanks simultaneously realize 96 formula ratios, each glue mixing tank independently completes 4 raw glue ratios and 8 small material ratios, the raw glue adopts a stainless steel centrifugal pump, an automatic ball valve and a pipeline to convey the weighing and metering control of each glue mixing tank, and the small material system adopts a centrifugal booster pump, a flow control valve and a small scale to combine metering control. According to the invention, a glue mixing tank body and an equipment frame are manufactured by processing stainless steel materials, an electrical control part and an electrical execution device of an electric control cabinet are independently developed to form a software program control system, so that 4 kinds of crude glue can be independently mixed for 1 to 16 tanks, and 8 small materials can be mixed at any ratio; the small material system adopts a centrifugal booster pump, a flow control valve and a small material tank scale to combine weighing and metering control, in particular to indicate that a small material flow dividing device belongs to the core invention of glue mixing equipment, the small material flow dividing device distributes 8 ingredients required by small materials to 16 glue mixing tanks by a principle that a stepping motor rotates to drive an upper hopper to rotate, and the mixing ratio precision error of the small materials reaches 0.02 percent.
Description
Technical Field
The invention relates to the technical field of intelligent glue mixing and supplying systems, in particular to an intelligent glue mixing and supplying system for an impregnated paper drying production line.
Background
The impregnated paper is prepared by mixing non-woven wood pulp, PE and plant fiber; the low-particle release paper towel has super-strong absorption capacity and dissolution resistance, and is very economical; the faced paper is impregnated with melamine glue and some solvent, and then is the melamine impregnated paper. And the board (density board, shaving board and plywood) is hot-pressed into the veneer board by the hot press steel plate.
In the actual production of impregnated paper, gum dipping needs to be carried out for multiple times, multiple systems are required to synchronously run to realize shortage and supplement of gum solution, the gum solution is controlled by multiple gum mixing tanks, the gum mixing tanks need to simultaneously carry out proportioning and distribution of multiple raw gums and multiple small materials, the system controls each gum storage tank to automatically execute gum mixing and dispensing of corresponding tank formulas after a tank empty signal, multiple systems are involved, the existing control system adopts manual glue mixing by eyes, the gum solution is sprayed to the positions in the tanks according to the proportion, the multi-tank multi-formula independent gum mixing cannot be realized, each production line realizes independent gum solution mixing of at least three formulas, and the intelligent gum mixing and supplying system for the impregnated paper drying production line is provided for the moment.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an intelligent glue adjusting and supplying system for an impregnated paper drying production line.
In order to achieve the purpose, the invention adopts the following technical scheme:
the intelligent glue adjusting and supplying system for the impregnated paper drying production line comprises a glue adjusting system overhead platform mode, a main glue adjusting 16 tanks for completing the matching of glue solution to a production line distribution module and a secondary impregnated upper and lower coated paper glue amount detection module;
the glue mixing system is characterized in that 16 glue mixing tanks with the weighing and metering volumes of 1t are simultaneously controlled in an overhead platform mode, 96 formula ratios are simultaneously realized by the 16 glue mixing tanks, each glue mixing tank independently completes 4 raw glue ratios and 8 small material ratios, the raw glue is controlled by the weighing and metering of a stainless steel centrifugal pump, and the small material system is controlled by the combination of a centrifugal booster pump and a flow control valve with a small scale;
the distribution module of the glue solution to the production line after the primary glue mixing is completed by 16 tanks can be soaked to the production line through the 16 primary glue mixing tanks, the secondary soaking adopts the weighing control of the glue storage tank, the bottom of the glue mixing tank adopts a pneumatic execution valve to open the glue solution to be distributed to the primary and secondary soaking glue storage tanks, and the glue solution distribution primary glue mixing tank is overhead and the automatic ball valve is opened in a self-flowing mode;
and the glue amount detection module for upper and lower coated papers of the second-dipping adopts the weighing principle of a glue storage tank of a production line to record the number of paper meters and the actual glue consumption amount, and the glue consumption amount of each paper is calculated by a computer.
Preferably, the 4 kinds of virgin rubber are respectively mixed and proportioned by urea-formaldehyde glue, melamine glue, wear-resistant glue and E0 glue, and the proportioning precision error is 0.5% kg.
Preferably, the 8 small materials are respectively mixed and proportioned by a urea curing agent, an amine curing agent, a release agent, a penetrating agent, a dedusting agent, a brightening agent, a tension agent and an anti-sticking agent, and the proportioning precision error is 0.02 percent g.
Preferably, after the small material proportioning is finished, a rotary servo motor is adopted to drive the hopper to rotate and automatically flow and distribute the small material proportioning auxiliary agent to the 16 glue mixing tanks.
Preferably, the glue mixing system overhead platform mode detects a tank empty signal of each glue storage tank and then automatically executes glue mixing and dispensing of a corresponding tank formula, and the glue mixing system overhead platform mode is connected with the mes system to realize data sharing from glue mixing to glue supply and dispensing fully-automatic digital control.
Compared with the prior art, the invention has the beneficial effects that:
1. 4 kinds of virgin rubber and 8 kinds of small materials can be independently mixed by 1-16 tanks through glue mixing in a glue mixing tank weighing and metering mode.
2. The small material system adopts the centrifugal booster pump, the flow control valve and the small scale to combine the metering control, so that the mixing proportion precision error of the small materials is 0.02 percent gram.
3. The system completely meets the requirements of three formulas of one production line, 30 formulas of 10 lines are used for glue mixing and dispensing, the glue mixing system can automatically execute the glue mixing and dispensing of the corresponding tank formula after detecting a tank empty signal of each glue storage tank, the full-automatic digital control from glue mixing to glue supplying and dispensing is completely realized, the system can be connected with a mes system to realize data sharing, and the financial affairs can be examined and taken through a USB flash disk to obtain the use amount history.
Drawings
Fig. 1 is a schematic flow diagram of an intelligent glue mixing and supplying system of an impregnated paper drying production line provided by the invention.
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.
Referring to fig. 1, an intelligent glue mixing and supplying system of an impregnated paper drying production line is characterized in that 16 glue mixing tanks with the weighing and metering volumes of 1t are controlled simultaneously according to a glue mixing system overhead platform mode principle, all 16 glue mixing tanks can achieve 96 formula ratios, each glue mixing tank independently achieves 4 raw glue ratios, namely urea-formaldehyde glue, melamine glue, abrasion-resistant glue, E0 glue with the mixing and proportioning precision of 0.5% kg, 8 small materials with the mixing and proportioning precision of urea curing agent, amine curing agent, release agent, penetrating agent, dedusting agent, brightening agent, tension agent and anti-sticking agent with the mixing and proportioning precision error of 0.02% g, the raw glue is controlled by a stainless steel centrifugal pump, a small material system adopts a centrifugal booster pump and a flow control valve to be combined with a small scale for metering control, and a rotary servo motor is adopted to drive a hopper to rotate to 16 glue mixing tanks to automatically distribute small material proportioning auxiliaries;
the principle that the main glue mixing 16 tanks finish proportioning glue and distribute modules to a production line is as follows: the 16 glue mixing tank control systems can meet the automatic glue supply use of 10 production lines, 16 main glue mixing tanks are soaked to the first production line, the second production line is soaked by adopting the weighing control of a glue storage tank, the bottoms of the glue mixing tanks are opened by adopting a pneumatic execution valve to distribute glue to the first and second soaking glue storage tanks, and the glue distribution main glue mixing tanks are overhead and an automatic ball valve is opened in a self-flow mode;
for example, the following steps are carried out: the system comprises 10 gum dipping and storing tanks, wherein the weight of each gum dipping and storing tank is 0.6t, each gum storing tank can be arbitrarily provided with an upper limit and a lower limit to realize automatic gum shortage and supplement, the liquid level of a gum dipping groove and the weight control realize automatic gum shortage and supplement, the weight of a gum dipping and coating gum storing tank is 10 tables, the weight of the gum dipping and coating gum storing tank is 0.6t, the gum coating production line gum storing tank is 10 tables, the gum coating production line gum storing tank is 0.3t, each gum storing tank is 0.3t, the gum dispensing tank is automatically placed by setting the upper limit and the lower limit to control the corresponding bottom valve of the gum dispensing tank, the two gum dipping tanks of 10 production lines are 30 tables, and 3 gum dispensing and blending of 3 formulas are realized by 3 tanks of each production line, the system completely meets the needs of one three formulas, and the glue dispensing and supplying of 30 formulas of 10 lines;
the glue mixing system can automatically execute glue mixing and separating of a corresponding tank formula after detecting a tank empty signal of each glue storage tank, and fully-automatic digital control is realized from glue mixing to glue supply distribution.
And a second dipping upper and lower paper coating glue amount detection module: the second dipping and gluing amount detection system adopts the weighing principle of a glue storage tank of a production line to record the number of paper output meters and the actual glue consumption amount, obtains the glue consumption amount of each paper by computer calculation, and flexibly sets warp system operation for every 10-100 paper output meters;
the glue mixing system equipment is divided into an upper layer and a lower layer, the uppermost layer of the structure is 8 small material metering systems, the lower layer is 16 main glue mixing tanks with 1t (if 16 main glue mixing tank control units correspond to 2-3 sets of the 8 upper small material metering systems, the number of the main glue mixing tanks can be made into 1-8 sets according to the requirements of a production line, the number of the main glue mixing tanks corresponding to one set of the upper small material system tanks is one set), the main glue mixing tanks can realize 1-16 full-automatic small material and raw glue mixing ratios with the volume of 1t, each glue mixing tank can complete 6 formula preset values by adopting a weighing and metering control principle, the air of the glue mixing tanks can realize unmanned full-automatic glue mixing by adopting a computer signal, the glue mixing principle of each main glue mixing tank is that 4 raw glue solutions (such as urea-formaldehyde glue, melamine glue, wear-resistant glue and E0 glue) are mixed and proportioned by adopting a weighing control principle through 4 centrifugal pumps and pneumatic automatic execution control, the proportioning error is 0.5% kilogram, 8 small materials (such as urea curing agent, amine curing agent, release agent, penetrant, tension agent, dedusting agent, plasticizer and defoaming agent) required by each main glue mixing tank are conveyed to a small material tank (the volume of the small material tank is 50 kg) in a small material tank system at the top of the glue mixing tank through 8 booster centrifugal pumps, the proportioning control is completed by adopting a weighing and metering principle and a valve flow opening and closing mechanism, and after the proportioning is completed, a self-flow lower hopper shunting device (a small material injection shunting device distributes 8 small material required ingredients to 16 glue mixing tanks by driving an upper hopper to rotate through a stepping motor and distributing the small material to 1-16 glue mixing tanks in a self-flow mode.
The main glue mixing 16 tanks finish the distribution of the proportioned glue solution to the production line (glue supply mode) and are divided into two types: firstly, in a platform mode (glue mixing tank-glue storage tank-cache tank), in a landing mode (glue mixing tank-cache tank), glue mixing equipment is placed on the ground, a pneumatic diaphragm pump is combined with a pneumatic execution ball valve, glue solution in the glue mixing tank is directly conveyed to a first and second dipping production line, the control principle is the same as that of the platform mode, the platform mode is mainly introduced, the glue mixing tank adopts a glue supply principle, the glue storage tank and a cache tank platform overhead mode, an automatic ball valve is combined with a steel wire hose pipeline to automatically flow each production line or adopts a pneumatic diaphragm pump and an automatic ball valve control pipeline to automatically convey glue to the production lines, and the platform control mode is divided into two layers of the top layers of 16 glue mixing tanks; the height of the platform of the device is 5 meters, the height of the lowest platform is 3.5 meters, all the glue storage tanks for soaking one or two are placed, all the buffer tanks are placed on the ground positions of the upper and lower coating rods of each production line for soaking two, if 16 glue mixing tanks for 1t are adopted for glue mixing, the glue consumption of 10 impregnated paper production lines can be met, one glue storage tank for soaking 1t is soaked in the glue storage tanks for 1t, the glue storage tanks adopt the weighing control principle, the glue storage tanks adopt the condition that the weight of the glue storage tanks for soaking is lower than the lower limit weight and set to automatically open valves of the glue mixing tanks by an automatic ball valve signal, the glue storage tanks for reaching the upper limit weight of the glue storage tanks and set to automatically cut off the valves of the glue mixing tanks by a valve signal to close the valves to stop glue discharging, the glue tank for one soaking production line adopts the tuning fork liquid level to control the glue storage tank bottom valve glue storage tanks for automatically opening the glue discharging when the glue trays are lower than the bottom valves of the probe positions, the glue tanks, the appearance design is designed according to actual requirements, a glue dipping tank can also cancel the control of a liquid level probe to discharge glue, and the automatic glue discharge can also be controlled by adopting the glue tray weighing principle)
A glue storage tank is respectively coated on two glue supply tanks of each production line, 2 glue storage tanks of 1t are respectively coated on the glue storage tanks, the lower glue storage tank and 2 buffer tanks of 0.3t are respectively coated on the lower coating buffer tank, the weighing control principle is also adopted, the weight of the upper and lower glue coating storage tanks is lower than the lower limit, the weight is set for automatically opening a valve of a glue mixing tank by a ball valve signal, the glue is automatically discharged, the weight of the glue solution reaches the upper limit of the glue storage tank, the valve signal of the glue mixing tank is automatically cut off, the valve of the glue storage tank is automatically closed by a valve signal, the glue is automatically discharged by the ball valve signal, the weight of the upper and lower glue coating buffer tanks is lower than the lower limit, the glue solution reaches the upper limit of the buffer. The buffer tank is used for gluing and supplying glue up and down in the production line, a miniature submersible pump is used for pumping the glue and spraying the glue to the upper and lower coating rollers, and the surplus glue of the upper and lower coating rollers automatically flows back into the buffer tank through gravity fall so as to circularly supply the glue.
The two-dipping upper and lower paper coating glue amount detection system (the two-dipping upper and lower paper coating glue amount detection system) can realize the glue amount detection of the upper paper coating and the lower paper coating by the weighing and metering of a cache tank, the glue amount detection principle adopts an encoder counting length and sets 10-100 paper detection according to the length of each paper, for example, the 10-paper detection production line runs a 10-paper length encoder to give a cache tank signal to divide the difference value of the residual glue in the tank and the glue amount of the last metering start by 10 paper to obtain 190 g of glue amount of each paper, the cache tank has high metering precision and constantly displays the gram weight of each paper on line, a main glue mixing tank 16, a glue storage tank, a dipping 10-dipping upper and lower coating 20 machines and a cache tank 20-machine weighing control 66 tanks are arranged according to a production line process description 10 production lines to summarize, if a customer has less than 10 lines or 1-4 lines, the main glue mixing tank can be decreased according to the actual conditions of the customer, store up and glue jar, buffer memory jar, this equipment design is applicable to production line customer below 10 and adjusts gluey demands of supplying.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The intelligent glue mixing and supplying system for the impregnated paper drying production line is characterized by comprising a glue mixing system overhead platform mode, a main glue mixing 16 tanks for completing the matching of glue solution to a production line distribution module and a secondary impregnated upper and lower coated paper glue amount detection module;
the glue mixing system is characterized in that 16 glue mixing tanks with the weighing and metering volumes of 1t are simultaneously controlled in an overhead platform mode, 96 formula ratios are simultaneously realized by the 16 glue mixing tanks, each glue mixing tank independently completes 4 raw glue ratios and 8 small material ratios, the raw glue is controlled by the weighing and metering of a stainless steel centrifugal pump, and the small material system is controlled by the combination of a centrifugal booster pump and a flow control valve with a small scale;
the distribution module of the glue solution to the production line after the primary glue mixing is completed by 16 tanks can be soaked to the production line through the 16 primary glue mixing tanks, the secondary soaking adopts the weighing control of the glue storage tank, the bottom of the glue mixing tank adopts a pneumatic execution valve to open the glue solution to be distributed to the primary and secondary soaking glue storage tanks, and the glue solution distribution primary glue mixing tank is overhead and the automatic ball valve is opened in a self-flowing mode;
and the glue amount detection module for upper and lower coated papers of the second-dipping adopts the weighing principle of a glue storage tank of a production line to record the number of paper meters and the actual glue consumption amount, and the glue consumption amount of each paper is calculated by a computer.
2. The intelligent glue mixing and supplying system of the impregnated paper drying production line according to claim 1, wherein the 4 raw glues are urea-formaldehyde glue, melamine glue, abrasion-resistant glue and E0 glue, and the matching precision error is 0.5% kg.
3. The intelligent glue mixing and supplying system of the impregnated paper drying production line according to claim 1, wherein the 8 small material ratios are respectively urea curing agent, amine curing agent, release agent, penetrating agent, dedusting agent, brightening agent, tension agent and anti-sticking agent, and the matching precision error is 0.02 g.
4. The intelligent glue blending and supplying system of the impregnated paper drying production line according to claim 1, wherein after the small material is blended, a rotary servo motor is adopted to drive a hopper to rotate so as to automatically distribute small material blending auxiliaries to 16 glue blending tanks.
5. The intelligent glue mixing and supplying system of the impregnated paper drying production line according to claim 1, wherein the glue mixing system overhead platform mode automatically executes glue mixing and dispensing of a corresponding tank formula after detecting a tank empty signal of each glue storage tank, and the glue mixing system overhead platform mode is connected with the mes system to realize data sharing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011591828.0A CN112482088B (en) | 2020-12-29 | 2020-12-29 | Intelligent glue mixing and supplying system for impregnated paper drying production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011591828.0A CN112482088B (en) | 2020-12-29 | 2020-12-29 | Intelligent glue mixing and supplying system for impregnated paper drying production line |
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| Publication Number | Publication Date |
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| CN112482088A true CN112482088A (en) | 2021-03-12 |
| CN112482088B CN112482088B (en) | 2023-11-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561528A (en) * | 2021-07-16 | 2021-10-29 | 江阴市华思诚无纺布有限公司 | Waterproofing membrane child base production is with concentrating intelligent glue supply system |
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| CN106758524A (en) * | 2016-12-28 | 2017-05-31 | 江苏建丰装饰纸有限公司 | Production process of low-formaldehyde furniture impregnated bond paper |
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| CN1317521A (en) * | 2000-02-18 | 2001-10-17 | 约翰·迈克尔·弗里尔 | Distributing paint mfg. system |
| EP2476806A1 (en) * | 2011-01-13 | 2012-07-18 | Metso Paper Inc. | Gluing agent supply system for feeding gluing agent to a sheet of paper or cardboard |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113561528A (en) * | 2021-07-16 | 2021-10-29 | 江阴市华思诚无纺布有限公司 | Waterproofing membrane child base production is with concentrating intelligent glue supply system |
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| CN112482088B (en) | 2023-11-28 |
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