CN102672770B - Impregnation rolling process of plant treatment fire-proof plate - Google Patents
Impregnation rolling process of plant treatment fire-proof plate Download PDFInfo
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- CN102672770B CN102672770B CN201210174278.1A CN201210174278A CN102672770B CN 102672770 B CN102672770 B CN 102672770B CN 201210174278 A CN201210174278 A CN 201210174278A CN 102672770 B CN102672770 B CN 102672770B
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Abstract
The invention discloses an impregnation rolling process of a plant treatment fire-proof plate. The impregnation rolling process comprises the following steps of: A, manufacturing a slab by utilizing a spreading machine and taking plant treatment filament as a raw material through a paving process, wherein the density of the slab is 0.1-0.2g/cm<3>; B, immersing the slab to in an inorganic coagulation slurry the concentration of which is 50%-70% in mass percent to be soaked; C, rolling the soaked slab; and D, processing the rolled board through maintenance, drying solidification and the like to manufacture a plant treatment fire-proof plate material, wherein the inorganic coagulation slurry is a slurry formed by mixing magnesium chloride, magnesium oxide and water. By adopting the production process, the plate material has the characteristics of light weight, corrosion protection, easiness in processing and low cost, further a fire-proof property is also added, and meanwhile, the strength of the plate material is also increased; and by adopting the process, the phenomenon that long treatment is wound together so as to appear tying or winding is avoided, thereby guaranteeing the production efficiency of the plate material, and improving the quality of the processed plate material.
Description
Technical field
The present invention relates to a kind of production technology of fiberboard, specifically a kind ofly take the PLASTIC LAMINATED production technology that string carries out processing as raw material.
Background technology
The production technology that various cement fibrolite plates adopt at present is substantially all mixed, mixed, water, form the method for mould, particularly, first fibrous raw material as wood wool, straw, waste paper, plastics etc. are smashed and are sneaked into Binder Materials through fully combination again, mat formation, reverse mould and forming, yet for long fibre, be not suitable for adopting above-mentioned production technology, because utilizing above-mentioned technique mats formation in the process of processing to long fibre, long fibre is easily intertwined, there is knotting or twine agglomerating phenomenon, thereby not only affect the production efficiency of sheet material, but also affected the quality of the sheet material after processing.
In addition, Patent Office of the People's Republic of China discloses the production method > > of the patent application document < < bulrush beaverboard that number of patent application is 200810156165.2, this document discloses the following steps of production technology: (1) raw material preparation: special-purpose pulverizer is made certain length by reed, through method for separating such as air-flows, remove the impurity such as silt in raw material, make long stalk shape reed; (2) fiber separation and dry: the reed after pulverizing is transported to the softening 6min～l5min of boiling in the autoclaving tank of l40 ℃～l90 ℃, reed after softening is separated into fibrous material, applies respectively waterproofing agent and Lauxite and other adhesive in reed fiber separation process; While producing other functional fiber sheet, add corresponding chemical assistant, temperature when dry is adjusted according to the first moisture content temperature of reed fiber; (3) mat formation, precompressed and hot pressing: adopt special-purpose machinery or Solution on Air Forming Equipment to mat formation, the vacuum of spreading machine is according to the thickness adjustment of plate, slab density, even thickness carry out precompressed after making to mat formation; (4) post-processed: in order to make the fiberboard after hot pressing smooth, be convenient to sanding, the sheet material after hot pressing need be through Balance Treatment 2～3 days.Although above-mentioned process using the technique of dipping, it is mainly that raw material is carried out to impregnation process, and then process processing by general paving process, therefore the defect that the sheet material of producing existence is not prevented fires, timber intensity is inadequate.
Summary of the invention
For overcoming above-mentioned deficiency, the object of the present invention is to provide a kind of dip roll compression technology of string PLASTIC LAMINATED.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A dip roll compression technology for string PLASTIC LAMINATED, comprises the following steps:
A, coconut fibre is made to slab by paving process, the density of slab is 0.1～0.2g/cm3;
B, slab is immersed to mass percent concentration is to soak in 50%～70% inorganic gel slurries, and soak time is 5～10 minutes;
C, the slab after soaking is sent into roll-in in roll squeezer, after pressing, the density of plate is 0.4～1g/cm3;
D, the plate of roll-in is solid by maintenance, cutting facing make coconut fibre fire-proof board.
Paving process in described steps A comprises step:
A1 breaks up: coconut fibre is broken up;
A2 combing: the coconut fibre after breaing up is carried out to combing, eliminate and be entangled with winding; Described carding equipment is cylinder, and the cylinder face of described cylinder is provided with the pin stretching out perpendicular to described cylinder face, and cylinder drives described pin that coconut fibre is carried out to combing in rotation process;
A3 lapping: by coconut fibre evenly tiling everywhere;
A4 acupuncture: the coconut fibre after tiling is vertically moved back and forth and interted with several prickers, make staggered the linking of levels of coconut fibre; Described pricker is the barbed pin of end band;
A5 glue spraying: organic adhesive is evenly sprayed to coconut fibre, makes coconut fibre sizing;
A6 is dry: coconut fibre is dried, and dried coconut fibre becomes tabular, and rolling is standby;
A7 hot pressing: the coconut fibre by multilayer through A1-A6 step is superimposed together, hot-forming slab.
Inorganic gel slurries in described step B are the slurries that formed with the mixed in molar ratio of 1:5～8:9～13 by magnesium chloride, magnesia and water.
In described inorganic gel slurries, be added with water-soluble borate and the acylate of mole total amount 1～3% of inorganic gel slurries.
The weight proportion of described water-soluble borate and acylate is 1:1.
In described inorganic gel slurries, be added with the water reducer of mole total amount 2～5% of inorganic gel slurries, described water reducer is naphthalene water reducer or polycarboxylate water-reducer.
The organic adhesive that steps A 5 adopts is acrylic acid, or polyvinyl acetate, or nature rubber latex.
The length of described coconut fibre is 5～30cm.
In described step C, in roll-in process, the translational speed of plate is 20～50m/min, and the pressure of pressure roller is 2500～3500N/cm.
Beneficial effect of the present invention is: owing to adopting above-mentioned production technology, not only make sheet material have light weight, anticorrosion, easy processing, feature that cost is low, but also increased fireproof performance, the intensity of the sheet material simultaneously also increasing; Adopt this technique also to solve in traditional handicraft, long fibre is easily intertwined, and occurs knotting or twines agglomerating phenomenon, thereby not only having guaranteed the production efficiency of sheet material, and having improved the quality of the sheet material after processing.
The specific embodiment
embodiment mono-
The dip roll compression technology of string PLASTIC LAMINATED, comprises the following steps:
A. the coconut fibre that the length of take is 5～30cm is raw material, utilizes spreading machine to carry out paving process processing to coconut fibre, comprises that combing, lapping, acupuncture knits after sheet, glue spraying, oven dry, and hot repressing becomes slab, and the density of slab is 0.1g/cm3;
B, slab is immersed in inorganic gel slurries and soaked, inorganic gel slurries are that the mixed in molar ratio with 1:5:13 forms by magnesium chloride, magnesia and water, and add appropriate water-soluble borate in these slurries, and soak time is 5 minutes;
C, the slab after soaking is sent into roll-in in roll squeezer, after pressing, the density of plate is 0.4g/cm3, and in roll-in process, the translational speed of plate is 50m/min, and the pressure of pressure roller is 2500N/cm.
D, the plate of roll-in is solid by maintenance, cutting facing make string fire-proof board.
Coco is aiphyllium, and coconut is the fruit of coco, and its skin by brown fibers encapsulation, and this brown fiber is exactly coconut fibre.The intensity of coconut fibre is far away higher than common plant fiber, and source is abundant, environment protection health; In a collection of coconut fibre, there is different lengths, select the coconut fibre within the scope of length 5～30cm to there is best result of use;
Coconut fibre need to be made the basic slab as various post processings through paving process, this slab be by the coconut fibre that is piled into mountain through breaing up, combing, lapping, acupuncture, glue spraying, technique dry and hot pressing finally form.After paving process, coconut fibre is formed to square-folded independent sheet material one by one, piles up standby.
Paving process in described steps A comprises the steps:
A1 breaks up: coconut fibre is broken up; The coconut fibre of acquired original is piled into mountain, coconut fibre is broken up to the large stretch of coconut fibre forming on the conveyer belt that is laid in spreading machine;
A2 combing: the coconut fibre after breaing up is carried out to combing, eliminate and be entangled with winding; Described carding equipment is cylinder, and the cylinder face of described cylinder is provided with the pin stretching out perpendicular to described cylinder face, and cylinder drives described pin that coconut fibre is carried out to combing in rotation process; This process is similar to people and uses comb combing hair, and the coconut fibre of being entangled with winding is made in order, facilitates the processing of next process;
A3 lapping: by coconut fibre evenly tiling everywhere; By the coconut fibre after combing, be no longer mutually wound around, be easily separated from each other tiling, this step is paved with whole conveyer belt by coconut fibre, and guarantees as far as possible coconut fibre even thickness everywhere, in order to avoid affect the quality of final slab;
A4 acupuncture: the coconut fibre after tiling is vertically moved back and forth and interted with several prickers, make staggered the linking of levels of coconut fibre; Described pricker is the barbed pin of end band; In pricker inserting process, pricker acts in collusion the coconut fibre that is positioned at levels different layers, and coconut fibre is not misplaced up and down, plays the effect of preliminary sizing;
A5 glue spraying: organic adhesive is evenly sprayed to coconut fibre, makes coconut fibre sizing; Described organic adhesive is acrylic acid, or polyvinyl acetate, or nature rubber latex.
A6 is dry: coconut fibre is dried, and dried coconut fibre begins to take shape tabular, and coconut fibre is now continuous plate in blocks, and rolling is deposited standby;
A7 hot pressing: the coconut fibre after steps A 6 is processed cuts into suitable size, then the coconut fibre through A1-A6 step of multilayer formed objects is superimposed together, hot-forming slab.
In described inorganic gel slurries, be added with water-soluble borate and the acylate of mole total amount 1～3% of inorganic gel slurries.
The weight proportion of described water-soluble borate and acylate is 1:1.
In described inorganic gel slurries, be added with the water reducer of mole total amount 2～5% of inorganic gel slurries, described water reducer is naphthalene water reducer or polycarboxylate water-reducer.
Magnesium chloride and magnesia are fire-proof cement materials, because inorganic gel slurries adopt, take the inorganic adhesive that magnesium chloride and magnesia is primary raw material, to string, can play good flame retardant effect; Because inorganic gel slurries have added appropriate water-soluble borate and acylate, can effectively disperse the heat in hydration reaction, thereby effectively control the setting time of inorganic adhesive, make inorganic gel slurries in vegetable fibre board, there is splendid permeability, reduce the heat deflection of vegetable fibre board simultaneously, strengthened the density of texture of vegetable fibre board; Especially added after water-soluble borate and acylate, can reduce the addition of water in bonding agent, for processing high-quality, high-intensity vegetable fibre board is laid a good foundation; Owing to adding water reducer, thus diminishing the addition of water, and can guarantee permeability and the mobility of inorganic adhesive.
embodiment bis-
The dip roll compression technology of string PLASTIC LAMINATED, comprises the following steps:
The coconut fibre that A, the length of take are 5～30cm is raw material, utilizes spreading machine by coconut fibre is carried out to paving process processing, comprises that combing, lapping, acupuncture knits after sheet, glue spraying, oven dry, and hot repressing becomes slab, and the density of slab is 0.2g/cm3;
B, slab is immersed in inorganic gel slurries and soaked, inorganic gel slurries are that the weight ratio with 1:8:9 mixes by magnesium chloride, magnesia and water, and add appropriate water-soluble borate in these slurries, and soak time is 10 minutes;
C, the slab after soaking is sent into roll-in in roll squeezer, after pressing, the density of plate is 1g/cm3, and in roll-in process, the translational speed of plate is 20m/min, and the pressure of pressure roller is 3500N/cm.
D, the plate of roll-in is solid by maintenance, cutting facing make string fire-proof board.
The above is the preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention.It should be pointed out that for those skilled in the art, technical scheme of the present invention is modified or is equal to replacement, do not depart from protection scope of the present invention.
Claims (6)
1. the dip roll compression technology of string PLASTIC LAMINATED, is characterized in that: comprise the following steps:
A, coconut fibre is made to slab by paving process, the density of slab is 0.1～0.2g/cm3;
B, slab is immersed to mass percent concentration is to soak in 50%～70% inorganic gel slurries, and soak time is 5～10 minutes;
C, the slab after soaking is sent into roll-in in roll squeezer, after pressing, the density of plate is 0.4～1g/cm3;
D, the plate of roll-in is solid by maintenance, cutting facing make coconut fibre fire-proof board;
Inorganic gel slurries in described step B are the slurries that formed with the mixed in molar ratio of 1:5～8:9～13 by magnesium chloride, magnesia and water.
2. the dip roll compression technology of string PLASTIC LAMINATED according to claim 1, is characterized in that: the paving process in described steps A comprises step:
A1 breaks up: coconut fibre is broken up;
A2 combing: the coconut fibre after breaing up is carried out to combing, eliminate and be entangled with winding; Described carding equipment is cylinder, and the cylinder face of described cylinder is provided with the pin stretching out perpendicular to described cylinder face, and cylinder drives described pin that coconut fibre is carried out to combing in rotation process;
A3 lapping: by coconut fibre evenly tiling everywhere;
A4 acupuncture: the coconut fibre after tiling is vertically moved back and forth and interted with several prickers, make staggered the linking of levels of coconut fibre; Described pricker is the barbed pin of end band;
A5 glue spraying: organic adhesive is evenly sprayed to coconut fibre, makes coconut fibre sizing;
A6 is dry: coconut fibre is dried, and dried coconut fibre becomes tabular, and rolling is standby;
A7 hot pressing: the coconut fibre by multilayer through A1-A6 step is superimposed together, hot-forming slab.
3. the dip roll compression technology of string PLASTIC LAMINATED according to claim 1, it is characterized in that: in described inorganic gel slurries, be added with the water reducer of mole total amount 2～5% of inorganic gel slurries, described water reducer is naphthalene water reducer or polycarboxylate water-reducer.
4. the dip roll compression technology of string PLASTIC LAMINATED according to claim 2, is characterized in that: the organic adhesive that steps A 5 adopts is acrylic acid, or polyvinyl acetate, or nature rubber latex.
5. the dip roll compression technology of string PLASTIC LAMINATED according to claim 1, is characterized in that: the length of described coconut fibre is 5～30cm.
6. the dip roll compression technology of string PLASTIC LAMINATED according to claim 1, is characterized in that: in described step C, in roll-in process, the translational speed of plate is 20～50m/min, and the pressure of pressure roller is 2500～3500N/cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174278.1A CN102672770B (en) | 2012-05-31 | 2012-05-31 | Impregnation rolling process of plant treatment fire-proof plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210174278.1A CN102672770B (en) | 2012-05-31 | 2012-05-31 | Impregnation rolling process of plant treatment fire-proof plate |
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| CN102672770A CN102672770A (en) | 2012-09-19 |
| CN102672770B true CN102672770B (en) | 2014-08-20 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| SE542866C2 (en) * | 2018-04-04 | 2020-07-21 | Stora Enso Oyj | Method for manufacturing a dry-laid mat for thermoforming |
| CN108582395A (en) * | 2018-05-21 | 2018-09-28 | 鹤山市怡欣纤维制品有限公司 | The manufacturing process of integrated formaldehyde-free plant fiber mat |
| CN109176822B (en) * | 2018-09-30 | 2021-06-22 | 中科国兴（绵阳）科技有限公司 | Method for preparing carton by using straw fiber filaments |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2487547Y (en) * | 2001-06-18 | 2002-04-24 | 陈骏男 | Coconut fibre board |
| CN2568383Y (en) * | 2002-06-12 | 2003-08-27 | 吴树本 | Wooden laminated fire retartant plate |
| CN101519312A (en) * | 2009-04-02 | 2009-09-02 | 王本淼 | Cast-in-situ fireproof material of fireproof door and manufacturing method of fireproof door |
-
2012
- 2012-05-31 CN CN201210174278.1A patent/CN102672770B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2487547Y (en) * | 2001-06-18 | 2002-04-24 | 陈骏男 | Coconut fibre board |
| CN2568383Y (en) * | 2002-06-12 | 2003-08-27 | 吴树本 | Wooden laminated fire retartant plate |
| CN101519312A (en) * | 2009-04-02 | 2009-09-02 | 王本淼 | Cast-in-situ fireproof material of fireproof door and manufacturing method of fireproof door |
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| CN102672770A (en) | 2012-09-19 |
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Effective date of registration: 20180416 Address after: 529727 Hecheng industrial three District, Jiangmen, Guangdong, Heshan Patentee after: Heshan Yixin Fiber Products Co. Ltd. Address before: 510520, Guangdong, Tianhe District Guangzhou Longdong fishing, fish Hing Road, No. 28 Patentee before: Guangzhou Zongbao Fiber Product Co.,Ltd. |
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Address after: 529727 Hecheng industrial three District, Jiangmen, Guangdong, Heshan Patentee after: Heshan Yixin Fiber Products Group Co., Ltd. Address before: 529727 Hecheng industrial three District, Jiangmen, Guangdong, Heshan Patentee before: Heshan Yixin Fiber Products Co. Ltd. |
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Address after: 529727 Hecheng industrial zone 3, Heshan City, Jiangmen City, Guangdong Province Patentee after: Guangdong Yixin household materials Group Co.,Ltd. Address before: 529727 Hecheng industrial zone 3, Heshan City, Jiangmen City, Guangdong Province Patentee before: Heshan Yixin Fiber Products Group Co.,Ltd. |