CN102345251A - Environmental-friendly production method and equipment for high value added use of waste paper - Google Patents
Environmental-friendly production method and equipment for high value added use of waste paper Download PDFInfo
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- CN102345251A CN102345251A CN2011102445275A CN201110244527A CN102345251A CN 102345251 A CN102345251 A CN 102345251A CN 2011102445275 A CN2011102445275 A CN 2011102445275A CN 201110244527 A CN201110244527 A CN 201110244527A CN 102345251 A CN102345251 A CN 102345251A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The invention relates to an environmental-friendly production method and equipment for high value added use of waste paper. The method comprises steps of paper pulp processing, pulp absorbing forming, preliminary drying, relief forming, surface processing and secondary drying. The equipment comprises a paper pulp processing device, a pulp absorbing forming machine, a drying device, a precise three-dimensional relief forming mold and a surface processing device, wherein the paper pulp processing device is used for manufacturing waste paper into paper pulp; the pulp absorbing forming machine is used for extracting the forming paper pulp and manufacturing forming pulp boards; the drying device is used for reducing the water ratio of the forming paper pulp boards; the precise three-dimensional relief forming mold is used for the mould pressing of the forming paper pulp boards and manufacturing the forming paper pulp boards into paper relief boards; and the surface processing device is used for the surface processing of the surfaces of the paper relief boards. The environmental-friendly production method and equipment for high value added use of waste paper can be used for manufacturing recycled waste paper into paper relief products with high added value; when the paper relief products are applied to packaging boxes, packaging boxes can be manufactured on a platform in a new production mode of a three-dimensional individuation printing package plant; waste paper is not discharged in the circulation; and the revolutionary technical progress can be achieved in the waste paper recycling field.
Description
Technical field
The invention belongs to waste paper recovery technology field, relate in particular to environment-protection production method and equipment that a kind of waste paper high value-added utilizes.
Background technology
Waste paper is recycled industry and is faced problems such as the waste paper added value is low, return period is long, manufacturing procedure is complicated, cost height always.At present, be used for papermaking, system box after waste paper reclaims usually again, its produced again value-added content of product is lower.How to utilize waste paper expeditiously, promote its surcharge, even it is become expensive goods, produces environmental protection type packing, realize that the recycling economy pattern is a problem that is significant.For many years, many researchs and test have been done in countries in the world for this reason, but all do not find method preferably.
The paper relief product can utilize waste paper to be processed into top grade, high-quality, high added value, personalized packing box.Research work and the Industry Promotion work of carrying out the paper relief product in China are significant:
At first, in developed country, great change is taking place in packaging market, and environmental protection ideas is rooted in the hearts of the people.The packing of product will cause consumer's antagonistic psychology or even boycott if do not meet environmental requirement.Simultaneously, various countries are legislation one after another also, and the requirement more and more harsher to the feature of environmental protection proposition of packing formed Green Trade Barrier in international trade.The packing of product of China will lose competitiveness in the international market if do not meet environmental requirement.And the product that utilizes the waste paper process technology to produce can be walked around Green Trade Barrier.
Secondly, China's paper using amount per capita rapidly increases with average annual 25% speed, and the quantity of waste paper is also huge especially.If can properly utilize these waste paper, social benefit of bringing and economic benefit all will be surprising.
Once more, in worldwide, the nervous problem of the raw material that energy resource consumption is excessive and papermaking is used is increasingly serious, receives social extensive concern.See that from the angle of consumption market environmental protection, solid, the personalized wrapper of moulding will have very huge market.
Summary of the invention
Technical problem to be solved by this invention is, the environment-protection production method and the equipment that provide a kind of waste paper high value-added to utilize, and it can adopt simple and direct, as to process high additive value after mode reclaims waste paper cheaply paper relief product.
For the environment-protection production method that above-mentioned waste paper high value-added utilizes, the present invention is achieved like this, and this method may further comprise the steps:
Pulp processing is processed paper pulp with waste paper, and removes impurity and harmful components in the paper pulp;
Inhale the slurry moulding, extract in the said paper pulp entering suction slurry make-up machine and produce the forming paper pulpboard;
Preliminarily dried reduces the moisture content of said forming paper pulpboard;
The embossment moulding, the said forming paper pulpboard of mold pressing is processed the paper relief plate;
Surface treatment is carried out surface treatment to the surface of said paper relief plate; And
Dry once more, further reduce the moisture content of said paper relief plate.
Further, said pulp processing step further may further comprise the steps:
Coarse filtration, the paper pulp coarse filtration that will process through said whipping step is to remove bigger material;
Rotation separates, and with centrifugal force the paper fiber in the said paper pulp is separated with heavy seeds;
Reaction precipitation is tested the contained chemical analysis of paper pulp after said rotation separates, and drops into corresponding chemical reagent, eliminates said chemical analysis;
Suspend, separate the oiliness impurity in the said paper pulp;
Separate again, further separate heavy seeds and oiliness impurity;
Change water filtration, further remove the bad dissolved matter in the paper pulp; And
The water circulation that filters out is used for said pulp processing.
Further, said suction slurry forming step also further may further comprise the steps:
Provide and inhale the slurry make-up machine, said suction slurry make-up machine comprises mould and pump, and said mould comprises first pattern that has aperture and the second supporting with it pattern;
Said mould is sunk in the said paper pulp, and said first, second pattern is in released state at this moment,
Utilize said pump to extract said paper pulp, and said paper pulp is pumped in the die cavity between said first, second pattern, and make the interior pulp density of die cavity under swabbing pressure, its concentration is higher than the concentration of the outer paper pulp of die cavity;
Keep suction force, and simultaneously closed said first, second pattern further increases the concentration of paper pulp in the die cavity, and unnecessary paper pulp is extruded outside said first, second pattern gap to predetermined gap;
Promote first, second pattern and exceed the paper pulp liquid level, be further closed first, second pattern,, and compress formation moulding pulp board the moisture extruding stem in the paper pulp in the die cavity;
Separately first, second pattern takes out said forming paper pulpboard.
Further, in the process of separating first, second pattern taking-up forming paper pulpboard, take out through blowing to the forming paper pulpboard.
Further, after taking out the moulding pulpboard,, clean first, second pattern and filter screen to said first, second pattern bath.
Further, said embossment forming step adopts the said forming paper pulpboard of three-dimensional accurate embossment formation mould mold pressing to process said paper relief plate, and pressure is 50～300 tons during moulding, and mold temperature is 110～250 degrees centigrade.
Further, said preliminarily dried step reduces the moisture content to 20% of said forming paper pulpboard, and the used equipment of said preliminarily dried is oil pressure or the supercharging aerostatic press of heating; Said drying steps once more reduces below the moisture content to 10% of said paper relief plate, and said dry once more device therefor is microwave or infrared drying plant.
Further, said surface treatment method comprises at least a in the following method: spraying gold, silver or colored paint; Paste metal forming; Colouring; Black; Do old.
Further, after the step of dry said paper relief plate once more, also comprise integer side cut step, adopt cutting device excision tailing; Comprising that also the paper relief plate with moulding is assembled into the installation step on the Related product after the drying steps once more, and the modification step of after assembling, the local flaw of product being modified.
Environmental protection production equipment for above-mentioned waste paper high value-added utilization; The present invention is achieved like this, this equipment comprise with waste paper process paper pulp pulp treating apparatus, extract said paper pulp and produce the suction slurry make-up machine of forming paper pulpboard, the said forming paper pulpboard of drying device, mold pressing that reduces the moisture content of said forming paper pulpboard carries out the surface-treated device with the three-dimensional embossment precise forming mold of processing the paper relief plate and to the surface of said paper relief plate.
Further, the stirring pool that said pulp treating apparatus comprises the fermentation vat that soaks softening waste paper, the waste paper after will softening stirs pulping, will be through the pond of changing that paper pulp coarse filtration that said whipping step is processed separates heavy seeds and oiliness separate impurities pond and further removes bad dissolved matter in the said paper pulp with the suspension pond of the oiliness impurity in the coarse filtration device of removing bigger material, the rotation pond of the paper fiber in the said paper pulp being separated with heavy seeds with centrifugal force, the reaction tank of eliminating chemical composition in the said paper pulp, the said paper pulp of separation, again.
Further, said stirring pool comprises outlet of discharging leftover pieces paper pulp and the outlet of discharging old paper stock; The bottom of said rotation pond, reaction tank and separate tank is equipped with the blowdown outlet, and communicates with each other with blow-off line, and each outlet is equipped with valve, and said blow-off line is communicated with sewage-treatment plant; The said basin bottom of changing comprises drain outlet, and the place is provided with valve at drain outlet, and said drain outlet is communicated with said fermentation vat; The top of said suspension pond and separate tank is provided with the dirty pipeline of oil extraction that is communicated with sewage-treatment plant; Through being located at the channel connection of bottom, constitute linker between said suspension pond and the said separate tank; The pool wall of said separate tank is provided with and the said centre exit that is communicated with in the middle part of the pool wall of pool that changes; And be located at the vertical baffle in the said separate tank; Said height of baffle plate is lower than the liquid level of paper pulp described in the pond; Said paper pulp is stopped deposition by baffle plate, descends behind the said baffle plate that raise to getting into the said pond of changing from the centre exit of said separate tank again.
Further; Said suction slurry make-up machine comprises the paper pulp pond, can carry out the mould of the water tank of gas-water separation, the pump of being located at the backwater that draws water on the said water tank, compression moulding pulp board, connects said pump and the aquaporin of said mould, the gas passage that is connected and can in said mould, blows; And the said mould that goes up and down also can be controlled the lowering or hoisting gear in said mould open/close gap; The water that said water tank produces when storing the paper pulp in the said mould extruding die cavity that said pump draws back; And after the forming paper pulpboard breaks away from mould, clean to the mould bath through aquaporin.
Further; Said mould comprises first pattern that has aperture and the second supporting with it pattern; Said first; Form the die cavity that holds said paper pulp between second pattern; Said first pattern is provided with filter screen towards a side of die cavity; Said die cavity is closed to first gap and forms first concentration with the paper pulp in the extruding die cavity; Said die cavity is closed to second gap and forms second concentration with the paper pulp in the further extruding die cavity; Said first concentration is less than second concentration, and said die cavity is closed to third space and forms said forming paper pulpboard so that paper pulp moisture content in the said die cavity is extracted; The aperture of said gas passage on said first pattern blown in die cavity, makes said forming paper pulpboard break away from said mould.
Compared with prior art; After can making waste paper reclaim, the environment-protection production method of above-mentioned waste paper high value-added utilization and equipment processes the paper relief product of high additive value; When being applied to this paper relief product on the packing box; Can make packing box become three-dimensional from platform; The production model that the personal printing packing factory is new; The not waste discharge paper that circulates can be obtained revolutionary technological progress in waste paper recycling field.
Description of drawings
Fig. 1 is the sketch map that pulp treating apparatus carries out pulp treatment process in the present invention's one preferred embodiment.
Fig. 2 inhales in the present invention's one preferred embodiment to be in the sketch map under wherein a kind of state when the slurry make-up machine is inhaled the slurry forming processes.
Fig. 3 inhales among Fig. 2 to be in the sketch map under the another kind of state when slurry make-up machine is inhaled the slurry forming processes.
Fig. 4 inhales among Fig. 2 to be in the sketch map under the third state when the slurry make-up machine is inhaled the slurry forming processes.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Please together consult Fig. 1 to Fig. 4; Be a preferred embodiment of the present invention, the environmental protection production equipment of this waste paper high value-added utilization comprise with waste paper process paper pulp pulp treating apparatus, extract paper pulp and produce the suction slurry make-up machine of forming paper pulpboard, the drying device that reduces the moisture content of moulding pulp board, compression molding pulp board and carry out the surface-treated device with the three-dimensional embossment precise forming mold of processing the paper relief plate and to the surface of paper relief plate.
As shown in Figure 1, pulp treating apparatus comprises fermentation vat 11, stirring pool 12, coarse filtration device 13, rotation pond 14, reaction tank 15, suspension pond 16, separate tank 17 and changes pond 18.
The blowdown outlet 141,151,171 of above-mentioned rotation pond 14, reaction tank 15 and separate tank 17 bottoms communicates with each other through blow-off line (not indicating among the figure), and each outlet is equipped with valve (not indicating among the figure), and blow-off line is communicated with sewage-treatment plant 19.Drain outlet 182 places that change 18 bottoms, pond are provided with valve (not indicating among the figure), and drain outlet can be communicated with fermentation vat 11, thereby can make water carry out recycle.The top of suspension pond 16 and separate tank 17 is provided with the dirty pipeline (not indicating among the figure) of oil extraction that is communicated with sewage-treatment plant 19; Is communicated with the formation linker between suspension pond 16 and the separate tank 17 through the passage 161 of being located at the bottom.The pool wall of separate tank 17 is provided with and changes the centre exit 172 that 18 pool walls middle part, pond is communicated with; In separate tank 17, be provided with vertical baffle 173; Baffle plate 173 highly is lower than the liquid level of paper pulp in the pond; Paper pulp can be stopped deposition by baffle plate 173, descends behind the baffle plate 173 that raise to changing pond 18 from centre exit 172 entering of separate tank 17 again.
See also Fig. 2 to Fig. 4, this suction slurry make-up machine comprises paper pulp pond 21, water tank 22, pump 23, mould 24, aquaporin 25, gas passage 26 and lowering or hoisting gear 27.
Above-mentioned aquaporin 25 is used to connect pump 23 and mould 24.Gas passage 26 connects and can in mould 24, blow, and it can be blown in die cavity through the aperture on first pattern 241, makes the forming paper pulpboard break away from mould 24.Aquaporin 25 is connected through three-way cock 251 with gas passage 26.Lowering or hoisting gear is used to go up and down mould 24 and controlled molding jig 24 folding gaps.Pump 23 is located on the water tank 22, can draw water and backwater.But the water that produces during the paper pulp in the mould 24 extruding die cavities that water tank 22 gas-water separation, water tank 22 storage pumps 23 are drawn back, and can, clean to mould 24 baths the forming paper pulpboard after breaking away from mould 24 tools through aquaporin 25.
Below describe the said equipment in detail and carry out the environment-protection production method that the waste paper high value-added utilizes.
This method may further comprise the steps:
(1) pulp processing is processed paper pulp with waste paper, and removes impurity and harmful components in the paper pulp.Wherein, this step specifically may further comprise the steps (please together consulting Fig. 1):
1. soak, waste paper is gone into fermentation vat 11 and is soaked, and waste paper is softening; Waste paper after softening gets into stirring pool 12;
2. stir, the waste paper after softening is stirred pulping; And
3. decontamination is removed impurity and oxious component in the paper pulp.The step of this decontamination specifically may further comprise the steps:
Coarse filtration, the paper pulp coarse filtration that will process through whipping step is to remove bigger material (like plastic film etc.);
Rotation separates, and with centrifugal force the paper fiber in the paper pulp is separated with heavy seeds (like silt particle, coarse granule etc.), and discharges;
Reaction precipitation, the contained chemical analysis of paper pulp after the test rotation separates drops into corresponding chemical reagent, neutralizes, and eliminates said chemical analysis; Get into suspension pond 16;
Suspend, the oiliness impurity in the separating pulp (like printing ink, oiliness colloid etc.), and discharge; Paper pulp gets into separate tank 17 from the passage 161 of 16 bottoms, suspension pond;
Separate, the baffle plate 173 in the separated pond 17 of paper pulp stops deposition again, and paper pulp raise to descend behind the baffle plate 173 to getting into from centre exit 172 again and changes pond 18 then, in this process, had further separated heavy foreign material and the oily matter in the paper pulp, and discharge respectively;
Change water filtration, paper pulp removes the water that still contains bad dissolved matter on filter screen 181 in changing pond 18, adds new water (can be running water) then, and it is subsequent use to form new slurry;
The water circulation that filters out is used for pulp processing.
(2) inhale the slurry moulding, extract in the paper pulp entering suction slurry make-up machine and produce the forming paper pulpboard.Wherein, this step specifically may further comprise the steps (please together consulting Fig. 2 to Fig. 4):
1. aforesaid suction slurry make-up machine is provided;
2. mould 24 sinkings are gone in the paper pulp; First, second pattern 241,242 is in released state at this moment; Utilize pump 23 to extract paper pulp; And paper pulp pumped in first, second pattern 241, the die cavity between 242; And making the interior pulp density of die cavity under swabbing pressure, its concentration is higher than the concentration (as shown in Figure 2) of the outer paper pulp of die cavity;
3. keep suction force; And simultaneously closed first, second pattern 241,242 to predetermined gap (predetermined gap can require to convert out by arts demand according to product thickness); Further increase the concentration of paper pulp in the die cavity; And unnecessary paper pulp extruded outside first, second pattern 241,242 gaps, the paper pulp of retaining in the die cavity forms higher concentration (as shown in Figure 3) under the effect of suction force and closing force; In this process, can further reclaim the water that extruding paper pulp produces;
4. promote first, second pattern 241,242 and exceed the paper pulp liquid level, be further closed first, second pattern 241,242,, and compress, form the moulding pulp board the moisture extruding stem in the paper pulp in the die cavity;
5. separate first, second pattern 241,242, take out the forming paper pulpboard, subsequent use.In this process, crossover tee switch 251, sealing aquaporin 25 is opened gas passage 26, and reverse the air blowing (as shown in Figure 4) makes the forming paper pulpboard break away from pattern;
6. to first, second pattern 241,242 baths, clean first, second pattern 241,242 and filter screen 243.In this process, crossover tee switch 251 closes the passage 26 of holding one's breath, the passage 25 of fetching boiling water, and reverse bath is to clean pattern and filter screen 243;
7. carry out next one circulation again, make next forming paper pulpboard.
(3) preliminarily dried, the moisture content to 20% of reduction moulding pulp board.Drying means is air dry (dry, dry etc.) or heat drying.The heat drying device therefor can be heat oil pressure or supercharging aerostatic press.
(4) three-dimensional accurate embossment formation mould compression molding pulp board is adopted in embossment moulding, processes the paper relief plate, and moulding can be adopted oil pressure, air pressure supercharging mode, and pressure is 50～300 tons during moulding, looks product size and decides, and mold temperature is 110～250 degrees centigrade.
(5) surface treatment is carried out surface treatment to the surface of paper relief plate.According to the method that design demand can have kinds of surface to handle, can comprise at least a in the following method: spraying gold, silver or colored paint; Paste metal forming (gold, silver etc.); Colouring; Black; Do old etc.Be exemplified below: spraying gold and silver coating; Lacquer varnish; Spray dark coating, half-dried; Wipe the dark coating of eminence; Last protective finish; Pasting metal forming does old; Paint, wipe look etc., protective layer after pasting metal forming.Paper relief plate after surface treatment can be made into imitative gold, imitative silver, gold modelled after an antique, silver modelled after an antique, copper modelled after an antique, imitative porcelain, imitative beautiful, imitative stone, imitative ivory, imitative wood and color effect or the like.
(6) dry once more, further reduce below the moisture content to 10% of paper relief plate.Drying means can adopt infrared or micro-wave drying, is good with microwave drying, because microwave drying efficient is higher, uses more convenient, with low cost and environmental friendliness, and device therefor can be microwave or infrared drying plant.
(7) integer is cut edge, and adopts cutting device (like bead cutter, side cutter etc.) excision tailing.
(8) assembling is assembled into the paper relief plate of moulding on the Related product, for example, a plurality of paper relief plates can be fitted together, and perhaps paper relief plate and common cardboard is fitted together, and perhaps the paper relief plate is assemblied in packing box that composition is new on the packing box or the like.
(9) modify, after assembling, the local flaw of product is modified.
The paper relief product that is made by said method and equipment has following characteristics:
(1) the paper relief product is the newest fruits of waste paper high value added utilization;
(2) the paper relief product is the revolutionary technological progress of wrapper from the plane to the solid;
(3) research of paper relief product is a great directionality problem with strategic importance of overall importance;
(4) production of the paper relief product mode of production of enterprise of will changing package forms circulation new model in the factory of production → recovery → production, fills up the technological gap of production technology;
(5) the paper relief product will change traditional concept, traditional handicraft and the traditional design of wrapper;
(6) the paper relief product is the best solution of personalized packing, the favourable weapon of merchandise sales, the important tool of brand building;
(7) the paper relief product has solved to need badly for a long time initiatively and has solved and unsolved waste paper utilization technical barrier is a comprehensive problem and a system engineering;
(8) the paper relief product have that cost is low, small investment, simple for production, be easy to grasp, produce quick, be easy to characteristics such as popularization.
(9) the most outstanding characteristics of paper relief product are meticulous, stress surperficial texture and smoothness.It adopts the said equipment and technology and process of surface treatment, and multiple different surface effects is arranged, like imitative gold, gold dust, brass, ancient bronze, silver lustre, mute silver, ivory, imitative jade, imitative wood grain etc.Its characteristics and special formed that become more meticulous have promoted added value of product greatly.
The paper relief product that is made by said method and equipment can be used for Christmas gift box, jack-in-a-box, chocolate box, audio-visual product box, minaudiere, red wine and dregs of grape wine box, yellow rice wine wine box, liquor wine box, and other have the packing box of specific (special) requirements etc.For example: it can replace grape wine wooden packaging commonly used in the past, saves a large amount of timber, can also with moulding three-dimensionals such as old castle, vineyard, grape cluster, red vine leaves, carriage, fat show; Add antique surface treatment, the final visual effect of paper relief product is better, helps the popularization and the reinforcement of production marketing and brand.
With hommizations more such as children's Christmas gift box of above-mentioned method and apparatus production, jack-in-a-box, chocolate box, have affinity, impressive, be easy to identification; Particularly has no processing when the box surface; When being simple Hard copy look; " paper relief " effect that shows is given the impression of environmental protection, is easier to the consumer and accepts.
In sum; After can making waste paper reclaim, the environment-protection production method of waste paper high value-added of the present invention utilization and equipment processes the paper relief product of high additive value; When being applied to this paper relief product on the packing box; Can make packing box become three-dimensional from platform; The production model that the personal printing packing factory is new; The not waste discharge paper that circulates can be obtained revolutionary technological progress in waste paper recycling field.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. the environment-protection production method that utilizes of a waste paper high value-added may further comprise the steps:
Pulp processing is processed paper pulp with waste paper, and removes impurity and harmful components in the paper pulp;
Inhale the slurry moulding, extract in the said paper pulp entering suction slurry make-up machine and produce the forming paper pulpboard;
Preliminarily dried reduces the moisture content of said forming paper pulpboard;
The embossment moulding, the said forming paper pulpboard of mold pressing is processed the paper relief plate;
Surface treatment is carried out surface treatment to the surface of said paper relief plate; And
Dry once more, further reduce the moisture content of said paper relief plate.
2. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes, it is characterized in that: said pulp processing step further may further comprise the steps:
Coarse filtration, the paper pulp coarse filtration that will process through said whipping step is to remove bigger material;
Rotation separates, and with centrifugal force the paper fiber in the said paper pulp is separated with heavy seeds;
Reaction precipitation is tested the contained chemical analysis of paper pulp after said rotation separates, and drops into corresponding chemical reagent, eliminates said chemical analysis;
Suspend, separate the oiliness impurity in the said paper pulp;
Separate again, further separate heavy seeds and oiliness impurity;
Change water filtration, further remove the bad dissolved matter in the paper pulp; And
The water circulation that filters out is used for said pulp processing.
3. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes is characterized in that: said suction slurry forming step also further may further comprise the steps:
Provide and inhale the slurry make-up machine, said suction slurry make-up machine comprises mould and pump, and said mould comprises first pattern that has aperture and the second supporting with it pattern;
Said mould is sunk in the said paper pulp, and said first, second pattern is in released state at this moment,
Utilize said pump to extract said paper pulp, and said paper pulp is pumped in the die cavity between said first, second pattern, and make the interior pulp density of die cavity under swabbing pressure, its concentration is higher than the concentration of the outer paper pulp of die cavity;
Keep suction force, and simultaneously closed said first, second pattern further increases the concentration of paper pulp in the die cavity, and unnecessary paper pulp is extruded outside said first, second pattern gap to predetermined gap;
Promote first, second pattern and exceed the paper pulp liquid level, be further closed first, second pattern,, and compress formation moulding pulp board the moisture extruding stem in the paper pulp in the die cavity;
Separately first, second pattern takes out said forming paper pulpboard.
4. the environment-protection production method that waste paper high value-added as claimed in claim 3 utilizes is characterized in that: in the process of separating first, second pattern taking-up forming paper pulpboard, take out through blowing to the forming paper pulpboard.
5. the environment-protection production method that waste paper high value-added as claimed in claim 3 utilizes is characterized in that: after taking out the moulding pulpboard, to said first, second pattern bath, clean first, second pattern and filter screen.
6. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes; It is characterized in that: said embossment forming step adopts the said forming paper pulpboard of three-dimensional accurate embossment formation mould mold pressing to process said paper relief plate; Pressure is 50～300 tons during moulding, and mold temperature is 110～250 degrees centigrade.
7. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes, it is characterized in that: said preliminarily dried step reduces the moisture content to 20% of said forming paper pulpboard, and the used equipment of said preliminarily dried is oil pressure or the supercharging aerostatic press of heating; Said drying steps once more reduces below the moisture content to 10% of said paper relief plate, and said dry once more device therefor is microwave or infrared drying plant.
8. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes is characterized in that: said surface treatment method comprises at least a in the following method: spraying gold, silver or colored paint; Paste metal forming; Colouring; Black; Do old.
9. the environment-protection production method that waste paper high value-added as claimed in claim 1 utilizes is characterized in that: after the step of dry said paper relief plate once more, also comprise integer side cut step, adopt cutting device excision tailing; Comprising that also the paper relief plate with moulding is assembled into the installation step on the Related product after the drying steps once more, and the modification step of after assembling, the local flaw of product being modified.
10. the environmental protection production equipment that utilizes of a waste paper high value-added is characterized in that: it comprise with waste paper process paper pulp pulp treating apparatus, extract said paper pulp and produce the suction slurry make-up machine of forming paper pulpboard, the said forming paper pulpboard of drying device, mold pressing that reduces the moisture content of said forming paper pulpboard carries out the surface-treated device with the three-dimensional embossment precise forming mold of processing the paper relief plate and to the surface of said paper relief plate.
11. the environmental protection production equipment that waste paper high value-added as claimed in claim 10 utilizes is characterized in that: said pulp treating apparatus comprises the fermentation vat that soaks softening waste paper; Waste paper after softening is stirred the stirring pool of pulping; The paper pulp coarse filtration that to process through said whipping step is to remove the coarse filtration device of bigger material; The rotation pond of the paper fiber in the said paper pulp being separated with heavy seeds with centrifugal force; Eliminate the reaction tank of chemical composition in the said paper pulp; The suspension pond of separating the oiliness impurity in the said paper pulp; The pond of changing of separating heavy seeds and oiliness separate impurities pond again and further removing bad dissolved matter in the said paper pulp.
12. the environmental protection production equipment that waste paper increment as claimed in claim 11 utilizes is characterized in that: said stirring pool comprises outlet of discharging leftover pieces paper pulp and the outlet of discharging old paper stock; The bottom of said rotation pond, reaction tank and separate tank is equipped with the blowdown outlet, and communicates with each other with blow-off line, and each outlet is equipped with valve, and said blow-off line is communicated with sewage-treatment plant; The said basin bottom of changing comprises drain outlet, and the place is provided with valve at drain outlet, and said drain outlet is communicated with said fermentation vat; The top of said suspension pond and separate tank is provided with the dirty pipeline of oil extraction that is communicated with sewage-treatment plant; Through being located at the channel connection of bottom, constitute linker between said suspension pond and the said separate tank; The pool wall of said separate tank is provided with and the said centre exit that is communicated with in the middle part of the pool wall of pool that changes; And be located at the vertical baffle in the said separate tank; Said height of baffle plate is lower than the liquid level of paper pulp described in the pond; Said paper pulp is stopped deposition by baffle plate, descends behind the said baffle plate that raise to getting into the said pond of changing from the centre exit of said separate tank again.
13. the environmental protection production equipment that waste paper high value-added as claimed in claim 10 utilizes; It is characterized in that: said suction slurry make-up machine comprises the paper pulp pond; Can carry out the water tank of gas-water separation; Be located at the pump of the backwater that draws water on the said water tank; The mould of compression moulding pulp board; The aquaporin that connects said pump and said mould; The gas passage that connects and can in said mould, blow; And the said mould that goes up and down also can be controlled the lowering or hoisting gear in said mould open/close gap; The water that said water tank produces when storing the paper pulp in the said mould extruding die cavity that said pump draws back; And after the forming paper pulpboard breaks away from mould, clean to the mould bath through aquaporin.
14 as claimed in claim 13, wherein the utilization of waste environmentally friendly production of high value, characterized in that: said mold comprises a mold having a first orifice and a second die with matching, in the first First, the mold is formed between the second cavity receiving said pulp, said first side facing the cavity mold with the filter, to the first gap of the cavity is closed to press the mold cavity forming a first concentration of the pulp, the cavity is closed to the second gap to further squeeze the pulp cavity to form a second concentration, said first concentration is less than a second concentration of said cavity is closed to the third space in the The pulp cavity to form the molded pulp moisture squeezed plate; said air passage through said first mold cavity to the blow hole, so that the molded pulp board from the mold.
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| CN103074824A (en) * | 2013-01-22 | 2013-05-01 | 苏州科技学院 | Process for producing landscape flower pot with waste corrugated paper |
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| CN103074824A (en) * | 2013-01-22 | 2013-05-01 | 苏州科技学院 | Process for producing landscape flower pot with waste corrugated paper |
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| CN112359625A (en) * | 2020-11-04 | 2021-02-12 | 徐州亮华环保科技有限公司 | Environment-friendly paper packaging box production line and working method thereof |
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Address after: 518000 Guangdong province Shenzhen city Longhua District Guanlan Street sightseeing road snail Lake Industrial Park Patentee after: Jincai Printing & Packaging Co., Ltd. Address before: Baoan District Guanlan street Shenzhen Guangdong province 518110 city sightseeing road snail Lake Industrial Park Patentee before: Shenzhen Jincai Printing & Packaging Co., Ltd. |