CN116103946A - Bamboo wood fiber production line - Google Patents
Bamboo wood fiber production line Download PDFInfo
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- CN116103946A CN116103946A CN202211683726.0A CN202211683726A CN116103946A CN 116103946 A CN116103946 A CN 116103946A CN 202211683726 A CN202211683726 A CN 202211683726A CN 116103946 A CN116103946 A CN 116103946A
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- 229920002522 Wood fibre Polymers 0.000 title claims abstract description 46
- 239000002025 wood fiber Substances 0.000 title claims abstract description 45
- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 42
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 42
- 241001330002 Bambuseae Species 0.000 title claims abstract description 42
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 42
- 239000011425 bamboo Substances 0.000 title claims abstract description 42
- 238000007380 fibre production Methods 0.000 title claims abstract description 39
- 238000010411 cooking Methods 0.000 claims abstract description 76
- 230000029087 digestion Effects 0.000 claims abstract description 21
- 238000005406 washing Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 238000010079 rubber tapping Methods 0.000 claims abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000004537 pulping Methods 0.000 claims description 7
- 238000010009 beating Methods 0.000 claims description 6
- 239000010865 sewage Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 28
- 238000000034 method Methods 0.000 abstract description 14
- 239000002994 raw material Substances 0.000 description 20
- 239000000047 product Substances 0.000 description 6
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- 239000002023 wood Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- 238000007670 refining Methods 0.000 description 2
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
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- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
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- 229910052602 gypsum Inorganic materials 0.000 description 1
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Images
Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/023—Cleaning wood chips or other raw materials
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention discloses a bamboo wood fiber production line which comprises a shaking sieve, a first spiral conveyor, a washing machine, a spiral dehydrator, a first spiral cooking machine, a second spiral conveyor, a tearing machine, a first spiral discharging machine, a third spiral cooking machine, a fourth spiral cooking machine, a third spiral conveyor, a thread rolling machine, a second spiral discharging machine, a fifth spiral cooking machine, a sixth spiral cooking machine, a fourth spiral conveyor, a high-concentration pulp grinder, a third spiral discharging machine, a digestion tank, a low-concentration pulp grinder, a tapping back tank, a filter press and a DCS control system. According to the invention, the DCS control system is connected with each machine equipment of the bamboo wood fiber production line, so that each process equipment of the bamboo wood fiber production line is controlled in a centralized manner, the automatic production of each process is realized, the manual intervention is reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of bamboo wood fibers, in particular to a bamboo wood fiber production line.
Background
The bamboo wood fiber (bamboo fiber and wood fiber) product is mainly put into paper industry enterprises as an important processing raw material, can be widely used in the fields of building materials, concrete mortar, gypsum products, wood pulp sponge, asphalt roads and the like, and has good effects of preventing coating cracking, improving water retention and production stability, improving construction convenience, application strength, enhancing surface adhesion and the like.
In general, bamboo chips and wood chips (crushed aggregates) are used as raw materials for producing bamboo wood fibers, and the existing bamboo wood fiber production has the following technical problems: more interventions are needed to be manually carried out in the production process, and the automatic production degree is low, so that the production efficiency is affected; in addition, the softening rate of the production raw materials is slow, so that the overall production efficiency is also affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a bamboo wood fiber production line which can solve the technical problems.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme: a bamboo wood fiber production line, comprising: shaking screen, first spiral conveyor, washing machine, spiral dehydrator, first spiral cooking machine, second spiral conveyor, tearing machine, first spiral discharging machine, third spiral cooking machine, fourth spiral cooking machine, third spiral conveyor, thread rolling machine, second spiral discharging machine, fifth spiral cooking machine, sixth spiral cooking machine, fourth spiral conveyor, high-concentration pulp grinder, third spiral discharging machine, submersible tank, low-concentration pulp grinder, post-tapping tank, filter press and DCS control system; the discharge end of the shaking screen is connected with the feed end of the first spiral conveyor, the discharge end of the first spiral conveyor is connected with the feed end of the water washer, the discharge end of the water washer is connected with the feed end of the spiral dehydrator, the discharge end of the spiral dehydrator is connected with the feed end of the first spiral cooking machine, the discharge end of the first spiral cooking machine is connected with the feed end of the second spiral cooking machine, the discharge end of the second spiral cooking machine is connected with the feed end of the second spiral conveyor, the discharge end of the second spiral conveyor is connected with the feed end of the tearing machine, the discharge end of the tearing machine is connected with the feed end of the first spiral discharge machine, the discharge end of the first spiral discharge machine is connected with the feed end of the third spiral cooking machine, the discharge end of the third spiral cooking machine is connected with the feed end of the fourth spiral cooking machine, the discharge end of the fourth spiral cooking machine is connected with the feed end of the third spiral conveyor, the discharge end of the third spiral conveyor is connected with the feed end of the thread rolling machine, the discharge end of the thread rolling machine is connected with the feed end of the second spiral discharge machine, the discharge end of the second spiral discharge machine is connected with the feed end of the fifth spiral cooking machine, the discharge end of the fifth spiral cooking machine is connected with the feed end of the sixth spiral cooking machine, the discharge end of the sixth spiral cooking machine is connected with the feed end of the fourth spiral conveyor, the discharge end of the fourth spiral conveyor is connected with the feed end of the high-concentration pulping machine, the discharge end of the high-concentration pulping machine is connected with the feed end of the third spiral discharge machine, the discharge end of the third spiral discharge machine is connected with the feed end of the digestion tank, the discharge end of the digestion tank is connected with the feed end of the low-concentration pulping machine, the discharge end of the low-concentration pulping machine is connected with the feed end of the after-beating tank, the discharge end of the after-beating tank is connected with the feed end of the filter press, the DCS control system is connected with each machine equipment of the bamboo wood fiber production line; wherein, the first spiral cooking machine, the second spiral cooking machine, the third spiral cooking machine, the fourth spiral cooking machine, the fifth spiral cooking machine and the sixth spiral cooking machine are all added with sodium hydroxide during operation.
Preferably, the bamboo wood fiber production line further comprises a pit screw conveyor, and the discharge end of the pit screw conveyor is connected with the feed end of the shaking screen.
Preferably, the bamboo wood fiber production line further comprises a first conveying belt, and the discharge end of the pit screw conveyor is connected with the feed end of the shaking screen through the first conveying belt.
Preferably, the bamboo wood fiber production line further comprises a second conveying belt, and the discharge end of the shaking screen is connected with the feed end of the first screw conveyor through the second conveying belt.
Preferably, the bamboo wood fiber production line further comprises a vertical screw conveyor, and the discharge end of the third screw conveyor is connected with the feed end of the digestion tank through the vertical screw conveyor.
Preferably, the bamboo wood fiber production line further comprises a fifth screw conveyor, and the vertical screw conveyor is connected with the feeding end of the digestion tank through the fifth screw conveyor.
Preferably, the bamboo wood fiber production line further comprises a transfer tank and a washing tank, wherein the water outlet end of the spiral dehydrator is connected with the water inlet end of the washing machine through the transfer tank and the washing tank.
Preferably, the bamboo wood fiber production line further comprises a sewage treatment facility.
Preferably, the addition amount of sodium hydroxide is 28-40L/min.
Preferably, the cooking temperatures of the first spiral cooking machine, the second spiral cooking machine and the third spiral cooking machine are more than 92 ℃.
(III) beneficial effects
Compared with the prior art, the invention provides a bamboo wood fiber production line, which has the following beneficial effects: the DCS control system is connected with each machine equipment of the bamboo wood fiber production line to intensively control each process equipment of the bamboo wood fiber production line, so that automatic production of each process is realized, manual intervention is reduced, and the production efficiency is improved; in addition, sodium hydroxide is added into the first spiral cooking machine, the second spiral cooking machine, the third spiral cooking machine, the fourth spiral cooking machine, the fifth spiral cooking machine and the sixth spiral cooking machine during operation, so that the softening rate of production raw materials can be improved, and the overall production efficiency is further improved.
Drawings
Fig. 1 is a schematic structural view of a bamboo wood fiber production line of the present invention.
The reference numerals in the figures are: a shaking screen, a first screw conveyor, a water washing machine, a 4 screw dehydrator, a first screw digestion machine, a second screw conveyor, a tearing machine, a first screw discharge machine, a second screw digestion machine, a third screw conveyor, a thread rolling machine, a second screw discharge machine, a third screw digestion machine, a fourth screw conveyor, a high-concentration pulp grinder, a third screw discharge machine, a digestion tank, a low-concentration pulp grinder, a rear tapping tank, a filter press, a pit screw conveyor, a 22 first conveyor belt, a 23 second conveyor belt, a 24 vertical screw conveyor, a fifth screw conveyor, a rotary tank, a 27 washing water tank, a fourth screw digestion machine, a fifth screw digestion machine, a sixth screw digestion machine and a sixth screw digestion machine.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a bamboo wood fiber production line, which comprises the following steps: shaking screen 1, first screw conveyor 2, washing machine 3, screw dehydrator 4, first screw cooker 5, second screw cooker 9, second screw conveyor 6, tearing machine 7, first screw discharger 8, third screw cooker 13, fourth screw cooker 28, third screw conveyor 10, thread rolling machine 11, second screw discharger 12, fifth screw cooker 29, sixth screw cooker 30, fourth screw conveyor 14, high-concentration refiner 15, third screw discharger 16, digestion tank 17, low-concentration refiner 18, post-tapping tank 19, filter press 20, and DCS control system (not shown).
The discharge end of the shaking screen 1 is connected with the feed end of the first screw conveyor 2, the discharge end of the first screw conveyor 2 is connected with the feed end of the water washing machine 3, the discharge end of the water washing machine 3 is connected with the feed end of the screw dehydrator 4, the discharge end of the screw dehydrator 4 is connected with the feed end of the first screw stewing machine 5, the discharge end of the first screw stewing machine 5 is connected with the feed end of the second screw stewing machine 9, the discharge end of the second screw stewing machine 9 is connected with the feed end of the second screw conveyor 6, the discharge end of the second screw conveyor 6 is connected with the feed end of the tearing machine 7, the discharge end of the tearing machine 7 is connected with the feed end of the first screw stewing machine 8, the discharge end of the first screw stewing machine 8 is connected with the feed end of the third screw stewing machine 13, the discharge end of the third screw stewing machine 13 is connected with the feed end of the fourth screw stewing machine 28, the discharge end of the fourth spiral cooking machine 28 is connected with the feed end of the third spiral conveyor 10, the discharge end of the third spiral conveyor 10 is connected with the feed end of the thread rolling machine 11, the discharge end of the thread rolling machine 11 is connected with the feed end of the second spiral discharge machine 12, the discharge end of the second spiral discharge machine 12 is connected with the feed end of the fifth spiral cooking machine 29, the discharge end of the fifth spiral cooking machine 29 is connected with the feed end of the sixth spiral cooking machine 30, the discharge end of the sixth spiral cooking machine 30 is connected with the feed end of the fourth spiral conveyor 14, the discharge end of the fourth spiral conveyor 14 is connected with the feed end of the high-concentration pulp grinder 15, the discharge end of the high-concentration pulp grinder 15 is connected with the feed end of the third spiral discharge machine 16, the discharge end of the third spiral discharge machine 16 is connected with the feed end of the digestion tank 17, the discharge end of the digestion tank 17 is connected with the feed end of the low-concentration pulp grinder 18, the discharge end of the low-concentration pulping machine 18 is connected with the feed end of the post-beating pool 19, the discharge end of the post-beating pool 19 is connected with the feed end of the filter press 20, and the DCS control system is connected with each machine equipment of the bamboo wood fiber production line. Wherein, the first spiral cooking machine 5, the second spiral cooking machine 9, the third spiral cooking machine 13, the fourth spiral cooking machine 28, the fifth spiral cooking machine 29 and the sixth spiral cooking machine 30 are all added with sodium hydroxide in operation.
The raw materials for producing bamboo chips and wood chips are roughly screened by a shaking screen 1. The screw conveyer is a machine which uses a motor to drive a screw to rotate and push materials to realize the conveying purpose. The invention conveys the production raw materials obtained by the shaking screen 1 to a washing machine 3 for washing through a first screw conveyor 2, and discharges the heavy weight of the production raw materials; further dehydrated by a screw dehydrator 4. Further, the production raw materials are preheated and softened for the first time and the second time by the first spiral cooking machine 5 and the second spiral cooking machine 9, and the softening rate of the production raw materials is improved by adding sodium hydroxide liquor. Further, the raw materials are conveyed to a tearing machine 7 via a second screw conveyor 6 to carry out a tearing process. The production raw materials are further sent to a third spiral cooking machine 13 and a fourth spiral cooking machine 28 through a first spiral discharging machine 8 for third and fourth preheating softening. Thereafter, the raw materials are conveyed to a thread rolling machine 11 via a third screw conveyor 10 to perform a thread rolling process on the raw materials. Further, the production raw materials are transferred to the fifth screw cooker 29 and the sixth screw cooker 30 by the second screw discharger 12, and the fifth and sixth preheating softening are performed. The raw materials are then conveyed via a fourth screw conveyor 14 to a high-consistency refiner 15 for refining. Then the production raw materials are conveyed to a de-submergence pool 17 for de-submergence treatment by a third screw discharger 16: the de-submerging treatment is to mechanically stir the pulp at a higher temperature to make the kink zone and compression zone of the fiber relax and straighten, thereby improving the freeness and strength properties of the pulp. Further, refining is performed by the low-consistency refiner 18 and stirring is performed by the post-tapping basin. Finally, concentrating and extruding by a filter press 20 to obtain a bamboo wood fiber finished product: the appearance is irregular silk slice solid, like paste, contains about 60% of water, has dryness of 40+/-2% and has wet weight.
The DCS control system (Distributed Control System, decentralized control system) is a new generation instrument control system based on a microprocessor and adopting the design principles of decentralized control function, centralized display operation and simultaneous autonomous and comprehensive coordination. The DCS control system is connected with various machine equipment such as a shaking screen, a first screw conveyor, a washing machine, a screw dehydrator, a first screw cooking machine and the like in the bamboo wood fiber production line.
Preferably, this embodiment further includes a pit screw conveyor 21, where the pit screw conveyor 21 is a screw conveyor disposed in the pit, and a discharge end of the pit screw conveyor 21 is connected with a feed end of the shaking screen 1, and specifically, bamboo chips and wood chips can be stacked and stored in the pit, and the production raw materials can be conveyed to the shaking screen 1 by the pit screw conveyor 21. Further preferably, the embodiment further comprises a first conveying belt 22, and the discharging end of the pit screw conveyor 21 is connected with the feeding end of the shaking screen 1 through the first conveying belt 22. Preferably, the rotation speed of the pit screw conveyor 21 is 9.5-13rpm.
In addition, the bamboo wood fiber production line can further comprise a second conveying belt 23, and the discharging end of the shaking screen 1 is connected with the feeding end of the first screw conveyor 2 through the second conveying belt 23.
Preferably, the embodiment further comprises a vertical screw conveyor 24, and the discharge end of the third screw discharger 10 is connected with the feed end of the digestion tank 17 through the vertical screw conveyor 24. Further, a fifth screw conveyor 25 is also included, and a vertical screw conveyor 24 is connected to the feeding end of the digestion tank 17 through the fifth screw conveyor 25.
Preferably, the embodiment further includes a transfer tank 26 and a washing tank 27, and the water outlet end of the spiral dehydrator 4 is connected with the water inlet end of the washing machine 3 through the transfer tank 26 and the washing tank 27, so as to realize recycling of water resources. The washing water amount of the washing machine 3 may be specifically 400-450L/min. In addition, alkali and filtrate water may be added to the tearing machine 7 and the thread rolling machine 11.
The invention can also comprise a sewage treatment facility for treating sewage in the production process, the sewage treatment facility can comprise a cylinder filter, a black liquor filter, a ultrafilter, a sodium filter, a reverse osmosis RO device and an evaporator (MVR), and a DCS control system can also be connected with the sewage treatment facility to realize automatic control.
Preferably, the addition amount of sodium hydroxide of the first screw cooker 5, the second screw cooker 9, the third screw cooker 13, the fourth screw cooker 28, the fifth screw cooker 29 and the sixth screw cooker 30 is 28-40L/min. The cooking temperatures of the first screw cooker 5, the second screw cooker 9 and the third screw cooker 13 are higher than 92 ℃, and the rotating speeds of the three are preferably 52-58rpm.
In addition, in order to ensure the standard humidity and the tensile index of the finished product, wet treatment is adopted from raw material stacking, conveying belt feeding and processing, and the wet treatment comprises atomization spraying of raw material stacking places, water cleaning in production and processing, steam process and the like, and the production dust suppression efficiency is more than 70%. After the bamboo wood fiber product is fluffed by the slurry, the quality meets the following standards: (1) whiteness: 15% ISO (GB/T7974); (2) wet weight: more than or equal to 12g (GB/T37858); (3) pH: less than or equal to 11 (GB/T1545); (4) the tensile index is more than or equal to 15 N.m/g (GB/T24323); (5) PCD is more than or equal to-2500 (suspension after wet dissociation (1.5+/-0.2 percent), supernatant is taken for detection)); (6) the conductivity is less than or equal to 2000us/cm (GB/T7977); (7) dust is not more than 80000mm2/kg (refer to GB/T10740).
Compared with the prior art, the invention provides a bamboo wood fiber production line, which has the following beneficial effects: the DCS control system is connected with each machine equipment of the bamboo wood fiber production line to intensively control each process equipment of the bamboo wood fiber production line, so that automatic production of each process is realized, manual intervention is reduced, and the production efficiency is improved; in addition, sodium hydroxide is added into the first spiral cooking machine, the second spiral cooking machine, the third spiral cooking machine, the fourth spiral cooking machine, the fifth spiral cooking machine and the sixth spiral cooking machine during operation, so that the softening rate of production raw materials can be improved, and the overall production efficiency is further improved. It can be understood that the invention greatly improves the technological content and the added value of the product while improving the comprehensive utilization level of resources by utilizing the bamboo and wood crushed aggregates and the like to manufacture the multipurpose bamboo and wood fiber.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Bamboo wood fiber production line, its characterized in that includes: shaking screen, first spiral conveyor, washing machine, spiral dehydrator, first spiral cooking machine, second spiral conveyor, tearing machine, first spiral discharging machine, third spiral cooking machine, fourth spiral cooking machine, third spiral conveyor, thread rolling machine, second spiral discharging machine, fifth spiral cooking machine, sixth spiral cooking machine, fourth spiral conveyor, high-concentration pulp grinder, third spiral discharging machine, submersible tank, low-concentration pulp grinder, post-tapping tank, filter press and DCS control system;
the discharge end of the shaking screen is connected with the feed end of the first screw conveyer, the discharge end of the first screw conveyer is connected with the feed end of the water washer, the discharge end of the water washer is connected with the feed end of the screw dehydrator, the discharge end of the screw dehydrator is connected with the feed end of the first screw conveyer, the discharge end of the first screw conveyer is connected with the feed end of the second screw conveyer, the discharge end of the second screw conveyer is connected with the feed end of the tearing machine, the discharge end of the tearing machine is connected with the feed end of the first screw conveyer, the discharge end of the first screw conveyer is connected with the feed end of the third screw conveyer, the discharge end of the third screw conveyer is connected with the feed end of the fourth screw conveyer, the discharge end of the fourth screw conveyer is connected with the feed end of the fifth screw conveyer, the discharge end of the fifth screw conveyer is connected with the discharge end of the fifth screw conveyer, the mill is connected with the discharge end of the fifth screw conveyer, the discharge end of the fifth screw conveyer is connected with the discharge end of the fifth screw conveyer, the discharging end of the third spiral discharging machine is connected with the feeding end of the digestion tank, the discharging end of the digestion tank is connected with the feeding end of the low-concentration pulping machine, the discharging end of the low-concentration pulping machine is connected with the feeding end of the post-beating tank, the discharging end of the post-beating tank is connected with the feeding end of the filter press, and the DCS control system is connected with each machine device of the bamboo wood fiber production line; wherein sodium hydroxide is added to the first spiral cooking machine, the second spiral cooking machine, the third spiral cooking machine, the fourth spiral cooking machine, the fifth spiral cooking machine and the sixth spiral cooking machine during operation.
2. The bamboo-wood-fiber production line according to claim 1, wherein: the device also comprises a pit screw conveyor, wherein the discharge end of the pit screw conveyor is connected with the feed end of the shaking screen.
3. The bamboo-wood-fiber production line according to claim 2, wherein: still include a conveyor belt, pit screw conveyer's discharge end is passed through a conveyor belt with shake the feed end of sieve and be connected.
4. A bamboo wood fibre production line according to claim 3, characterized in that: the device also comprises a second conveying belt, and the discharge end of the shaking screen is connected with the feed end of the first screw conveyor through the second conveying belt.
5. The bamboo-wood-fiber production line according to claim 1, wherein: the device also comprises a vertical screw conveyor, wherein the discharge end of the third screw discharger is connected with the feed end of the digestion tank through the vertical screw conveyor.
6. The bamboo-wood fiber production line according to claim 5, wherein: the vertical spiral conveyor is connected with the feeding end of the submersible pump through the fifth spiral conveyor.
7. The bamboo-wood-fiber production line according to claim 1, wherein: the water outlet end of the spiral dehydrator is connected with the water inlet end of the water washing machine through the transit tank and the washing water tank.
8. The bamboo-wood-fiber production line according to claim 1, wherein: also comprises a sewage treatment facility.
9. The bamboo-wood-fiber production line according to claim 1, wherein: the addition amount of the sodium hydroxide is 28-40L/min.
10. The bamboo-wood-fiber production line according to claim 1, wherein: the cooking temperatures of the first spiral cooking machine, the second spiral cooking machine and the third spiral cooking machine are more than 92 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211683726.0A CN116103946A (en) | 2022-12-27 | 2022-12-27 | Bamboo wood fiber production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211683726.0A CN116103946A (en) | 2022-12-27 | 2022-12-27 | Bamboo wood fiber production line |
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| CN116103946A true CN116103946A (en) | 2023-05-12 |
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| CN202211683726.0A Pending CN116103946A (en) | 2022-12-27 | 2022-12-27 | Bamboo wood fiber production line |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880977A (en) * | 2010-03-25 | 2010-11-10 | 吉林晨鸣纸业有限责任公司 | Method for producing chemi-mechanical pulp of pinus sylvestris, white pine and cotton wood |
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| CN112497389A (en) * | 2020-11-03 | 2021-03-16 | 江西中竹生物质科技有限公司 | Preparation method of bamboo wood pulp |
| CN112878096A (en) * | 2020-10-27 | 2021-06-01 | 江西中竹生物质科技有限公司 | Production process of high-yield poplar chemi-mechanical pulp |
| CN217697946U (en) * | 2022-06-10 | 2022-11-01 | 广东东和实业有限公司 | Continuous steaming pipe of tilting installation |
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| CN101880977A (en) * | 2010-03-25 | 2010-11-10 | 吉林晨鸣纸业有限责任公司 | Method for producing chemi-mechanical pulp of pinus sylvestris, white pine and cotton wood |
| CN104499326A (en) * | 2015-01-19 | 2015-04-08 | 北京中金元龙科技开发有限公司 | Anhydrous pulping and puffing reaction cabin |
| CN104499327A (en) * | 2015-01-19 | 2015-04-08 | 北京中金元龙科技开发有限公司 | Anhydrous pulping and puffing device |
| CN104611968A (en) * | 2015-01-19 | 2015-05-13 | 北京中金元龙科技开发有限公司 | Waterless pulping device |
| CN210262480U (en) * | 2019-05-22 | 2020-04-07 | 山东天和纸业有限公司 | Biological chemical mechanical pulp production equipment |
| CN112878096A (en) * | 2020-10-27 | 2021-06-01 | 江西中竹生物质科技有限公司 | Production process of high-yield poplar chemi-mechanical pulp |
| CN112497389A (en) * | 2020-11-03 | 2021-03-16 | 江西中竹生物质科技有限公司 | Preparation method of bamboo wood pulp |
| CN217697946U (en) * | 2022-06-10 | 2022-11-01 | 广东东和实业有限公司 | Continuous steaming pipe of tilting installation |
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