CN112593430A - Preparation process of waste paper dry pulp - Google Patents
Preparation process of waste paper dry pulp Download PDFInfo
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- CN112593430A CN112593430A CN202011518468.1A CN202011518468A CN112593430A CN 112593430 A CN112593430 A CN 112593430A CN 202011518468 A CN202011518468 A CN 202011518468A CN 112593430 A CN112593430 A CN 112593430A
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- waste paper
- dry pulp
- conveying device
- paper
- conveying
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- 239000010893 paper waste Substances 0.000 title claims abstract description 264
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 131
- 238000004806 packaging method and process Methods 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 24
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 110
- 229910052742 iron Inorganic materials 0.000 claims description 55
- 238000007599 discharging Methods 0.000 claims description 45
- 239000002893 slag Substances 0.000 claims description 23
- 239000000428 dust Substances 0.000 claims description 17
- 210000001503 joint Anatomy 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 10
- 238000012856 packing Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 3
- 239000011230 binding agent Substances 0.000 claims 2
- 238000004537 pulping Methods 0.000 abstract description 8
- 230000008676 import Effects 0.000 abstract description 6
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
- D21B1/08—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods the raw material being waste paper; the raw material being rags
- D21B1/10—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods the raw material being waste paper; the raw material being rags by cutting actions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B63/00—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
- B65B63/02—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for compressing or compacting articles or materials prior to wrapping or insertion in containers or receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
- B65B69/0025—Removing or cutting binding material, e.g. straps or bands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Abstract
The invention discloses a preparation process of waste paper dry pulp, which comprises the following process sections: the method comprises a material preparation section, a waste paper bulk packaging section, a waste paper sorting section, a waste paper coarse crushing section, a waste paper fine crushing section and a waste paper dry pulp packaging section, wherein sundries in the waste paper are removed from bundled waste paper in a dry state, the waste paper is crushed into powder dry pulp, and finally the powder dry pulp is pressed into dry pulp blocks to be packaged. The bale-shaped waste paper dry pulp manufactured by the method eliminates most impurities, and the waste paper is crushed and finally pressed into a bag to meet the requirements of import and export policies, so that the bale-shaped waste paper dry pulp can not bring various impurity pollutants when entering a paper mill, the pressure of a pulping system is reduced, and the waste paper pulping and papermaking industry is more environment-friendly.
Description
Technical Field
The invention belongs to the technical field of waste paper treatment and waste paper pulping, and particularly relates to a preparation process and a preparation device of waste paper dry pulp.
Background
The main method for treating waste paper in the prior art is to directly feed bundled waste paper (mixed with a large amount of various non-paper impurities) which is simply screened and classified into paper mill pulping systems for conveying and adding water for crushing to prepare waste paper pulp with the concentration of below 10 percent. However, this method causes a great burden to paper mills and the environment because various foreign matters contained in the waste paper are introduced into the paper mills along with the waste paper. Because of the large amount of impurities in the waste paper, most of the imported waste paper does not meet the requirements of national environmental protection policy and import and export policy, so that the import and circulation of the bundled waste paper is prohibited. However, domestic paper making needs to import a large amount of waste paper fiber for paper making, so that a process method capable of making the bundled waste paper which does not meet the environmental protection standard into the bundled waste paper dry pulp is urgently needed.
Disclosure of Invention
In view of the defects described in the prior art, the invention provides a preparation process and a preparation device of waste paper dry pulp, the bundled waste paper dry pulp prepared by the method removes most of impurities, and the waste paper is crushed and finally pressed into bags meeting the requirements of import and export policies, so that the bundled waste paper dry pulp can not bring various impurity pollutants when entering a paper mill, the pressure of a pulping system is reduced, and the waste paper pulping and papermaking industry is more environment-friendly.
The technical scheme adopted by the invention is as follows:
a preparation process of waste paper dry pulp comprises the following process sections: the method comprises a material preparation section, a waste paper bulk-packaging section, a waste paper sorting section, a waste paper coarse crushing section, a waste paper fine crushing section and a waste paper dry pulp packaging section.
The material preparation section comprises the following steps:
the waste paper bundle is removed from the bundle-like waste paper, the bundle-like waste paper from which the bundle-like waste paper is removed is changed into a waste paper pack without the bundle-like waste paper (the waste paper pack is the waste paper which is still in an unraveled state after the bundle-like waste paper is removed), and the waste paper pack is conveyed to a waste paper bale breaking section.
The bundling object is an iron wire or a bundling rope, a cutting and extracting mode is adopted, manual cutting and extraction can be carried out, the iron wire can also be automatically cut and extracted by mechanical equipment, and the specific mode is determined according to factors such as investment cost and labor cost.
The waste paper bale breaking section comprises:
comprises a feeding device, a bale breaking device and a discharging device; the feeding device conveys the waste paper bags to a bulk packaging device, and the bulk packaging device scatters the waste paper bags to obtain completely scattered bulk waste paper sheets; the flaky waste paper is conveyed to a waste paper picking workshop section through a discharging device.
Specifically, the feeding device is a feeding chain plate conveyor; the bale breaking device is a dry bale breaking slag remover; the discharging device is a discharging chain plate conveyor.
The dry-type bale breaking slag remover is at least provided with a feeding hole and a discharging hole, a feeding chain plate conveyor conveys waste paper bales into a roller of the dry-type bale breaking slag remover from the feeding hole, the roller of the dry-type bale breaking slag remover rotates to completely disperse the waste paper bales to obtain bulk waste paper pieces, the bulk waste paper pieces are discharged to the discharging chain plate conveyor from the discharging hole, and the discharging chain plate conveyor conveys the bulk waste paper pieces to a waste paper selecting section.
And select the dry-type to break up a packet slag remover according to the waste paper raw materials type, if the heavy impurity of waste paper raw materials is many and the paper is big, then adopt the dry-type to break up a packet slag remover that the cylinder set up the sieve mesh, this dry-type breaks up a packet slag remover and is equipped with heavy sediment export, can also tentatively sieve out the heavy impurity that is less than sieve mesh size in the waste paper piece under the condition of scattering the waste paper package to follow heavy sediment export and discharge.
If the waste paper raw materials are small and heavy impurities and more broken small paper pieces, the dry-type bale breaking slag remover with a roller without sieve holes is adopted, and only the waste paper bales are rotated and dispersed.
The waste paper picking section comprises:
comprises a material distributing device, a selecting and conveying device, a material receiving and conveying device and a folding and conveying device; the material distributing device receives the scattered waste paper sheets conveyed by the material discharging device and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting conveying device, a material receiving conveying device and a folding conveying device; the sorting and conveying device corresponds to a material distributing opening of the material distributing device, sorting personnel are distributed on two sides of the sorting and conveying device, and the material receiving and conveying device or the folding and conveying device is in butt joint with a material discharging end of the sorting and conveying device.
Sorting personnel are distributed on the sorting and conveying device, the sorting personnel sort the materials from the sorting and conveying device and place the materials on the material receiving and conveying device, the remaining materials after sorting are conveyed to the folding and conveying device, and the folding and conveying device or the material receiving and conveying device is in butt joint with the waste paper rough breaking section.
The butt joint device for the waste paper rough breaking workshop section specifically sets the conveying directions of the material receiving and conveying device and the folding and conveying device according to the picked objects, when the picked objects are sundries, the material receiving and conveying device conveys the picked objects to an outward transportation point, and the folding and conveying device conveys the rest materials (clean waste paper) to the waste paper rough breaking workshop section.
When the sorted materials are clean waste paper sheets, the material receiving and conveying device conveys the sorted materials to a waste paper rough breaking section, and the folding and conveying device conveys the residual materials (sundries) to an outward transportation point.
The material distributing device is a tower-shaped material distributing device; the picking conveying device is a picking belt conveyor; the material receiving and conveying device is a material receiving belt conveyor; the folding conveying device is a folding belt conveyor.
The waste paper coarse crushing section comprises:
including one-level coarse crushing device and second grade coarse crushing device, one-level coarse crushing device includes 1# conveyor and 1# shredding device, and 1# conveyor receives and connects material conveyor or fold the clean useless paper that conveyor carried to in carrying 1# shredding device with clean useless paper, 1# shredding device is to clean waste paper shredding to well piece paper, and well piece paper is discharged to the second grade coarse crushing device.
The second grade coarse crushing device, including 2# conveyor, deironing device and 2# comminution device, 2# conveyor receives 1# comminution device exhaust well piece paper and carries, and the deironing device sets up carries out the deironing to the piece paper in 2# conveyor top, and well piece paper after the deironing is carried in 2# comminution device, and 2# comminution device cuts up to the piece paper, and the piece paper is discharged to waste paper fine crushing workshop section.
And the No. 1 conveying device and the No. 2 conveying device are conveyors; the No. 1 shredding device and the No. 2 shredding device are shredders; the iron removing device is an iron remover.
The 1# conveyor receives clean waste paper conveyed by the material receiving conveying device or the folding conveying device and conveys the clean waste paper to the 1# shredder, the 1# shredder shreds the clean waste paper into medium paper, and the medium paper is discharged to the paper shredder
The 2# conveyor receives and conveys the medium block paper, the deironing device removes iron from the medium block paper on the conveying channel, the medium block paper after iron removal is conveyed into the 2# shredder, the 2# shredder shreds the medium block paper into small block paper, and the small block paper is discharged to a waste paper fine shredding section.
The waste paper fine crushing section comprises:
comprises a 3# conveying device, an iron removing device, a fine crushing device, a collecting device and a dust removing device; the 3# conveying device receives and conveys the small paper, the iron removal device is arranged on the 3# conveying device and removes iron again for the small paper, the small paper after iron removal is conveyed into the fine crushing device, and the fine crushing device crushes the small paper into powder-like dry pulp; the dry pulp in the powder state is conveyed to a collecting device, and the collecting device discharges the dry pulp in the powder state to a packing section of the dry pulp of waste paper; and dust removing devices are arranged at the fine crushing device and the collecting device to remove dust generated by crushing and collecting.
Specifically, the 3# conveying device is a conveyor, the iron removing device is an iron remover, the fine crushing device is a fine crusher, the 3# conveyor conveys the received small paper into the fine crusher after passing through the iron remover, the iron remover arranged above the 3# conveyor removes iron in the small paper for the second time, the fine crusher crushes the small paper into powder-like dry pulp, and the powder-like fineness degree can be adjusted by adjusting the aperture of a sieve plate of the crusher; collecting the powder-like dry slurry by a collecting device, and removing dust in the crushing and collecting processes by a dust removing device; the powder waste paper dry pulp is discharged into a waste paper dry pulp packaging workshop section through an outlet of the collecting device.
The waste paper dry pulp packaging section comprises:
the dry pulp packaging device comprises a conveying device, a packaging device and a bundling device, wherein the conveying device conveys the dry pulp of the crumb-shaped waste paper to a packaging device after prepressing, the packaging device presses the dry pulp of the crumb-shaped waste paper after prepressing into dry pulp blocks, the dry pulp blocks are conveyed to the bundling device, the bundling device bundles the dry pulp blocks to obtain dry pulp packaged finished products, and finally the dry pulp packaged finished products are put in a warehouse.
Specifically, the conveying device is a screw conveyor, the packing device is a packing machine, the screw conveyor pre-presses the received fluffy dry powdered waste paper pulp and then conveys the fluffy dry powdered waste paper pulp into the packing machine, the packing machine finally presses the pre-pressed dry powdered waste paper pulp into dry pulp blocks with a certain size, and finally the dry pulp blocks are bundled by a bundling device by a belt to form a dry pulp packed finished product which is finally put in storage.
The invention also provides a waste paper dry pulp preparation device which comprises a pretreatment mechanism, a bale breaking mechanism, a picking mechanism, a coarse crushing mechanism, a fine crushing mechanism and a dry pulp packaging mechanism.
The pretreatment mechanism removes the bundled objects of the bundle-shaped waste paper to obtain waste paper bags, and the bundled objects can be removed manually or the iron wires can be cut and drawn automatically by mechanical equipment.
The bag scattering mechanism is in butt joint with the pretreatment mechanism and scatters and conveys the pretreated waste paper bags to the picking mechanism.
The bale breaking mechanism comprises a feeding device, a bale breaking device and a discharging device; the feeding device conveys the waste paper bags to a bulk packaging device, and the bulk packaging device scatters the waste paper bags to obtain completely scattered bulk waste paper sheets; the discharging device conveys the scattered waste paper sheets to the distributing device of the picking mechanism.
The picking mechanism is used for picking and then conveying the picked materials to the coarse crushing mechanism, and comprises a material distributing device, a picking conveying device, a material receiving conveying device and a folding conveying device; the material distributing device receives the scattered waste paper sheets conveyed by the material discharging device and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting conveying device, a material receiving conveying device and a folding conveying device; the sorting and conveying device corresponds to a material distributing opening of the material distributing device, the material receiving and conveying device or the folding and conveying device is in butt joint with a discharging end of the sorting and conveying device, and the discharging end of the material receiving and conveying device or the folding and conveying device is in butt joint with the No. 1 conveying device.
The coarse crushing mechanism comprises a primary coarse crushing device and a secondary coarse crushing device, the primary coarse crushing device comprises a No. 1 conveying device and a No. 1 shredding device, and the secondary coarse crushing device comprises a No. 2 conveying device, an iron removing device and a No. 2 shredding device;
1# conveyor receives and connects material conveyor or folds clean useless paper that conveyor carried, and carry clean useless paper in the 1# comminution device, 1# comminution device cuts up to well piece paper to clean waste paper, well piece paper is discharged 2# conveyor, the deironing device sets up removes iron to well piece paper in 2# conveyor top, well piece paper after the deironing is carried in 2# comminution device, 2# comminution device cuts up to little piece paper to well piece paper, little piece paper is discharged 3# conveyor of fine crushing mechanism.
The coarse crushing mechanism is used for coarsely crushing and then conveying the coarse crushed materials to the fine crushing mechanism, and the fine crushing mechanism comprises a 3# conveying device, an iron removing device, a fine crushing device, a collecting device and a dust removing device; the 3# conveying device receives and conveys the small paper, the iron removal device is arranged on the 3# conveying device and removes iron again for the small paper, the small paper after iron removal is conveyed into the fine crushing device, and the fine crushing device crushes the small paper into powder-like dry pulp; the powder-like dry pulp is conveyed to a collecting device, and the collecting device discharges the powder-like dry pulp to a conveying device of a dry pulp packaging mechanism; and dust removing devices are arranged at the fine crushing device and the collecting device.
The fine crushing mechanism makes the waste paper sheets into powder-like dry pulp and discharges the powder-like dry pulp to the dry pulp packaging mechanism, and the dry pulp packaging mechanism makes the powder-like dry pulp into dry pulp blocks and bundles the dry pulp blocks. The dry pulp packaging mechanism comprises a conveying device, a packaging device and a bundling device, wherein the conveying device conveys the pre-pressed powder-shaped waste paper dry pulp into a packaging device, the packaging device presses the pre-pressed powder-shaped waste paper dry pulp into dry pulp blocks, the dry pulp blocks are conveyed to the bundling device, and the bundling device bundles the dry pulp blocks to obtain a dry pulp packaged finished product.
The invention removes the sundries in the waste paper in a bundle shape in a dry method state, crushes the waste paper into powder dry pulp, and finally presses the powder dry pulp into dry pulp blocks for packaging. The bale-shaped waste paper dry pulp manufactured by the method eliminates most impurities, and the waste paper is crushed and finally pressed into a bag to meet the requirements of import and export policies, so that the bale-shaped waste paper dry pulp can not bring various impurity pollutants when entering a paper mill, the pressure of a pulping system is reduced, and the waste paper pulping and papermaking industry is more environment-friendly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a process flow diagram of the present invention.
FIG. 2 is a flow chart of a used paper bale breaking section of the present invention.
Fig. 3 is a flow chart of a used paper sorting section of the present invention.
Fig. 4 is a flow chart of the used paper coarse crushing section of the present invention.
Fig. 5 is a flow chart of the used paper fine crushing section of the present invention.
Fig. 6 is a flow chart of a used paper dry pulp baling section of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1:
a preparation process of waste paper dry pulp is shown in figure 1 and comprises the following process sections: the method comprises a material preparation section, a waste paper bulk-packaging section, a waste paper sorting section, a waste paper coarse crushing section, a waste paper fine crushing section and a waste paper dry pulp packaging section.
The material preparation section comprises the following steps:
the waste paper bundle is removed from the bundle-like waste paper, the bundle-like waste paper from which the bundle-like waste paper is removed is changed into a waste paper pack without the bundle-like waste paper (the waste paper pack is the waste paper which is still in an unraveled state after the bundle-like waste paper is removed), and the waste paper pack is conveyed to a waste paper bale breaking section.
The bundling object is an iron wire or a bundling rope, a cutting and extracting mode is adopted, manual cutting and extraction can be carried out, the iron wire can also be automatically cut and extracted by mechanical equipment, and the specific mode is determined according to factors such as investment cost and labor cost.
The waste paper bale breaking section comprises: as shown in figure 2 of the drawings, in which,
comprises a feeding device, a bale breaking device and a discharging device; the feeding device is a feeding chain plate conveyor; the bale breaking device is a dry bale breaking slag remover; the discharging device is a discharging chain plate conveyor. The dry-type bale breaking slag remover is at least provided with a feeding hole and a discharging hole, a feeding chain plate conveyor conveys waste paper bales into a roller of the dry-type bale breaking slag remover from the feeding hole, the roller of the dry-type bale breaking slag remover rotates to completely disperse the waste paper bales to obtain bulk waste paper pieces, the bulk waste paper pieces are discharged to the discharging chain plate conveyor from the discharging hole, and the discharging chain plate conveyor conveys the bulk waste paper pieces to a waste paper selecting section.
And select the dry-type to break up a packet slag remover according to the waste paper raw materials type, if the heavy impurity of waste paper raw materials is many and the paper is big, then adopt the dry-type to break up a packet slag remover that the cylinder set up the sieve mesh, this dry-type breaks up a packet slag remover and is equipped with heavy sediment export, can also tentatively sieve out the heavy impurity that is less than sieve mesh size in the waste paper piece under the condition of scattering the waste paper package to follow heavy sediment export and discharge.
If the waste paper raw materials are small and heavy impurities and more broken small paper pieces, the dry-type bale breaking slag remover with a roller without sieve holes is adopted, and only the waste paper bales are rotated and dispersed.
The waste paper picking section comprises: as shown in figure 3 of the drawings,
comprises a material distributing device, a selecting and conveying device, a material receiving and conveying device and a folding and conveying device; the material distributing device is a tower-shaped material distributing device; the picking conveying device is a picking belt conveyor; the material receiving and conveying device is a material receiving belt conveyor; the folding conveying device is a folding belt conveyor.
The tower-shaped material distribution device receives scattered waste paper sheets conveyed by the discharge chain plate conveyor and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting belt conveyor, a material receiving belt conveyor and a folding belt conveyor; the sorting belt conveyor corresponds to a material distributing opening of the tower-shaped material distributing device, sorting personnel are distributed on two sides of the sorting belt conveyor, and the material receiving belt conveyor or the folding belt conveyor is in butt joint with a discharging end of the sorting belt conveyor.
Sorting personnel are distributed on the sorting belt conveyor, the sorting personnel sort the materials from the sorting belt conveyor and place the materials on the material receiving belt conveyor, the remaining materials after sorting are conveyed to the folding belt conveyor, and the folding belt conveyor or the material receiving belt conveyor is in butt joint with the waste paper rough breaking section.
The butt joint device for the waste paper rough breaking section is characterized in that the conveying directions of the material receiving belt conveyor and the folding belt conveyor are set according to the picked materials, when the picked materials are sundries, the material receiving belt conveyor conveys the picked materials to an outward delivery point, and the folding belt conveyor conveys the rest materials (clean waste paper) to the waste paper rough breaking section.
When the sorted materials are clean waste paper, the sorted materials are conveyed to a waste paper rough breaking section by the material receiving belt conveyor, and the residual materials (sundries) are conveyed to an outward transportation point by the folded belt conveyor.
The waste paper coarse crushing section comprises: as shown in figure 4 of the drawings,
including one-level coarse crushing device and second grade coarse crushing device, one-level coarse crushing device includes 1# conveyer and 1# chopper, and the 1# conveyer is received and is connect material conveyor or fold the clean useless paper that conveyor carried to carry to in carrying 1# chopper clean useless paper, 1# chopper is to clean waste paper piece shredding to well piece paper, and well piece paper is discharged to second grade coarse crushing device.
The second grade coarse crushing device comprises a 2# conveyor, an iron remover and a 2# shredder, wherein the 2# conveyor receives the medium block paper discharged by the 1# shredder and conveys the medium block paper, the iron remover is arranged above the 2# conveyor and removes iron from the medium block paper, the medium block paper after removing iron is conveyed into the 2# shredder, the 2# shredder shreds the medium block paper into small block paper, and the small block paper is discharged into a waste paper fine shredding workshop section.
The waste paper fine crushing section comprises: as shown in figure 5 of the drawings,
comprises a 3# conveyor, an iron remover, a fine crusher, a collecting device and a dust removing device; the 3# conveyor conveys the received small paper into a fine crusher after passing through an iron remover, the iron in the small paper is removed twice by the iron remover arranged above the 3# conveyor, the small paper is crushed into powder-like dry pulp by the fine crusher, and the powder-like fineness can be adjusted by adjusting the aperture of a sieve plate of the crusher; collecting the powder-like dry slurry by a collecting device, and removing dust in the crushing and collecting processes by a dust removing device; the powder waste paper dry pulp is discharged into a waste paper dry pulp packaging workshop section through an outlet of the collecting device.
The waste paper dry pulp packaging section comprises: as shown in figure 6 of the drawings,
the method comprises a screw conveyor, a packing machine and a binding device, wherein the screw conveyor pre-presses received fluffy dry powdered waste paper pulp and then conveys the fluffy dry powdered waste paper pulp into the packing machine, the packing machine finally presses the pre-pressed dry powdered waste paper pulp into dry pulp blocks with certain size, and finally the dry pulp blocks are bound by the binding device through a belt to form dry pulp package finished products and finally put in storage.
Example 2:
a waste paper dry pulp preparation device comprises a pretreatment mechanism, a loose package mechanism, a picking mechanism, a coarse crushing mechanism, a fine crushing mechanism and a dry pulp packaging mechanism.
The pretreatment mechanism removes the bundled objects of the bundle-shaped waste paper to obtain waste paper bags, and the bundled objects can be removed manually or the iron wires can be cut and drawn automatically by mechanical equipment.
The bag scattering mechanism is in butt joint with the pretreatment mechanism and scatters and conveys the pretreated waste paper bags to the picking mechanism.
The bale breaking mechanism comprises a feeding device, a bale breaking device and a discharging device; the feeding device conveys the waste paper bags to a bulk packaging device, and the bulk packaging device scatters the waste paper bags to obtain completely scattered bulk waste paper sheets; the discharging device conveys the scattered waste paper sheets to the distributing device of the picking mechanism.
The picking mechanism is used for picking and then conveying the picked materials to the coarse crushing mechanism, and comprises a material distributing device, a picking conveying device, a material receiving conveying device and a folding conveying device; the material distributing device receives the scattered waste paper sheets conveyed by the material discharging device and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting conveying device, a material receiving conveying device and a folding conveying device; the sorting and conveying device corresponds to a material distributing opening of the material distributing device, the material receiving and conveying device or the folding and conveying device is in butt joint with a discharging end of the sorting and conveying device, and the discharging end of the material receiving and conveying device or the folding and conveying device is in butt joint with the No. 1 conveying device.
The coarse crushing mechanism comprises a primary coarse crushing device and a secondary coarse crushing device, the primary coarse crushing device comprises a No. 1 conveying device and a No. 1 shredding device, and the secondary coarse crushing device comprises a No. 2 conveying device, an iron removing device and a No. 2 shredding device;
1# conveyor receives and connects material conveyor or folds clean useless paper that conveyor carried, and carry clean useless paper in the 1# comminution device, 1# comminution device cuts up to well piece paper to clean waste paper, well piece paper is discharged 2# conveyor, the deironing device sets up removes iron to well piece paper in 2# conveyor top, well piece paper after the deironing is carried in 2# comminution device, 2# comminution device cuts up to little piece paper to well piece paper, little piece paper is discharged 3# conveyor of fine crushing mechanism.
The coarse crushing mechanism is used for coarsely crushing and then conveying the coarse crushed materials to the fine crushing mechanism, and the fine crushing mechanism comprises a 3# conveying device, an iron removing device, a fine crushing device, a collecting device and a dust removing device; the 3# conveying device receives and conveys the small paper, the iron removal device is arranged on the 3# conveying device and removes iron again for the small paper, the small paper after iron removal is conveyed into the fine crushing device, and the fine crushing device crushes the small paper into powder-like dry pulp; the powder-like dry pulp is conveyed to a collecting device, and the collecting device discharges the powder-like dry pulp to a conveying device of a dry pulp packaging mechanism; and dust removing devices are arranged at the fine crushing device and the collecting device.
The fine crushing mechanism makes the waste paper sheets into powder-like dry pulp and discharges the powder-like dry pulp to the dry pulp packaging mechanism, and the dry pulp packaging mechanism makes the powder-like dry pulp into dry pulp blocks and bundles the dry pulp blocks. The dry pulp packaging mechanism comprises a conveying device, a packaging device and a bundling device, wherein the conveying device conveys the pre-pressed powder-shaped waste paper dry pulp into a packaging device, the packaging device presses the pre-pressed powder-shaped waste paper dry pulp into dry pulp blocks, the dry pulp blocks are conveyed to the bundling device, and the bundling device bundles the dry pulp blocks to obtain a dry pulp packaged finished product.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A preparation process of waste paper dry pulp is characterized in that: comprises the following process sections: a material preparation section, a waste paper bulk packaging section, a waste paper sorting section, a waste paper coarse crushing section, a waste paper fine crushing section and a waste paper dry pulp packaging section;
the material preparation section comprises the following steps:
removing the binder on the bundle-shaped waste paper to obtain a waste paper bag without the binder, and conveying the waste paper bag to a waste paper bale breaking section;
the waste paper bale breaking section comprises:
comprises a feeding device, a bale breaking device and a discharging device; the feeding device conveys the waste paper bags to a bulk packaging device, and the bulk packaging device scatters the waste paper bags to obtain completely scattered bulk waste paper sheets; the scattered waste paper sheets are conveyed to a waste paper picking workshop section through a discharging device;
the waste paper picking section comprises:
comprises a material distributing device, a selecting and conveying device, a material receiving and conveying device and a folding and conveying device; the material distributing device receives the scattered waste paper sheets conveyed by the material discharging device and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting conveying device, a material receiving conveying device and a folding conveying device; the sorting and conveying device corresponds to a material distributing port of the material distributing device, sorting personnel are distributed on two sides of the sorting and conveying device, the material receiving and conveying device or the folding and conveying device is in butt joint with a discharging end of the sorting and conveying device, and a discharging end of the material receiving and conveying device or a discharging end of the folding and conveying device is in butt joint with a waste paper rough breaking section;
the waste paper coarse crushing section comprises:
the paper shredding device comprises a first-stage coarse shredding device and a second-stage coarse shredding device, wherein the first-stage coarse shredding device comprises a No. 1 conveying device and a No. 1 shredding device, the No. 1 conveying device receives clean waste paper conveyed by a material receiving conveying device or a folding conveying device and conveys the clean waste paper into the No. 1 shredding device, the No. 1 shredding device shreds the clean waste paper into medium paper, and the medium paper is discharged to the second-stage coarse shredding device;
the secondary coarse crushing device comprises a 2# conveying device, an iron removal device and a 2# shredding device, wherein the 2# conveying device receives and conveys the medium paper discharged by the 1# shredding device, the iron removal device is arranged above the 2# conveying device and removes iron from the medium paper, the medium paper after iron removal is conveyed into the 2# shredding device, the 2# shredding device shreds the medium paper into small pieces of paper, and the small pieces of paper are discharged to a waste paper fine-crushing workshop section;
waste paper fine crushing workshop section:
comprises a 3# conveying device, an iron removing device, a fine crushing device, a collecting device and a dust removing device; the 3# conveying device receives and conveys the small paper, the iron removal device is arranged on the 3# conveying device and removes iron again for the small paper, the small paper after iron removal is conveyed into the fine crushing device, and the fine crushing device crushes the small paper into powder-like dry pulp; the dry pulp in the powder state is conveyed to a collecting device, and the collecting device discharges the dry pulp in the powder state to a packing section of the dry pulp of waste paper; dust removing devices are arranged at the fine crushing device and the collecting device to remove dust generated by crushing and collecting;
and a waste paper dry pulp packaging section:
the dry pulp packaging device comprises a conveying device, a packaging device and a bundling device, wherein the conveying device conveys the dry pulp of the crumb-shaped waste paper to a packaging device after prepressing, the packaging device presses the dry pulp of the crumb-shaped waste paper after prepressing into dry pulp blocks, the dry pulp blocks are conveyed to the bundling device, the bundling device bundles the dry pulp blocks to obtain dry pulp packaged finished products, and finally the dry pulp packaged finished products are put in a warehouse.
2. The process for producing a waste paper dry pulp according to claim 1, characterized in that: in the waste paper bale breaking section, the feeding device is a feeding chain plate conveyor; the bale breaking device is a dry bale breaking slag remover; the discharging device is a discharging chain plate conveyor; the dry-type bale breaking slag remover is at least provided with a feeding hole and a discharging hole, a feeding chain plate conveyor conveys waste paper bales into a roller of the dry-type bale breaking slag remover from the feeding hole, the roller of the dry-type bale breaking slag remover rotates to completely disperse the waste paper bales to obtain bulk waste paper pieces, the bulk waste paper pieces are discharged to the discharging chain plate conveyor from the discharging hole, and the discharging chain plate conveyor conveys the bulk waste paper pieces to a waste paper selecting section.
3. The process for producing a waste paper dry pulp according to claim 2, characterized in that: selecting a dry-type bale breaking slag remover according to the type of the waste paper raw materials, and if the waste paper raw materials are heavy in impurities and large in paper, arranging the dry-type bale breaking slag remover with sieve holes by using a roller; if the waste paper raw material is a dry-type loose-bag slag remover with a roller without sieve holes if the waste paper raw material is small and heavy impurities and more broken small paper pieces.
4. The process for producing a waste paper dry pulp according to claim 1, characterized in that: in the waste paper picking section,
the sorting and conveying device is distributed with sorting personnel, the sorting personnel sort the objects from the sorting and conveying device and place the objects on the receiving and conveying device, and the remaining materials after sorting are conveyed to the folding and conveying device; the conveying directions of the material receiving and conveying device and the folding conveying device are set according to the picked objects, when the picked objects are sundries, the material receiving and conveying device conveys the picked objects to an outward transportation point, and the folding conveying device conveys the rest materials to a waste paper rough breaking section;
when the sorted materials are clean waste paper sheets, the material receiving and conveying device conveys the sorted materials to a waste paper rough breaking section, and the folding and conveying device conveys the residual materials to an outward transportation point.
5. The process for producing a waste paper dry pulp according to claim 1 or 4, characterized in that: the material distributing device is a tower-shaped material distributing device; the picking conveying device is a picking belt conveyor; the material receiving and conveying device is a material receiving belt conveyor; the folding conveying device is a folding belt conveyor.
6. The process for producing a waste paper dry pulp according to claim 1, characterized in that: in the waste paper dry pulp packaging section, the conveying device is a screw conveyor, the packaging device is a packaging machine, the screw conveyor pre-presses the received fluffy powder-shaped waste paper dry pulp and then conveys the pre-pressed fluffy powder-shaped waste paper dry pulp into the packaging machine, the packaging machine finally presses the pre-pressed powder-shaped waste paper dry pulp into dry pulp blocks with certain size, and finally the dry pulp blocks are bundled by a bundling device by a belt to form dry pulp packaged finished products and finally put in storage.
7. The utility model provides a waste paper dry pulp preparation facilities which characterized in that: comprises a pretreatment mechanism, a bale breaking mechanism, a picking mechanism, a coarse crushing mechanism, a fine crushing mechanism and a dry pulp packaging mechanism; the pretreatment mechanism removes the bundled objects of the bundled waste paper to obtain a waste paper bag; the bulk packaging mechanism is in butt joint with the pretreatment mechanism and disperses pretreated waste paper packages to be conveyed to the picking mechanism, the picking mechanism picks the waste paper packages and conveys the waste paper packages to the coarse crushing mechanism, the coarse crushing mechanism coarsely crushes the waste paper packages and conveys the waste paper packages to the fine crushing mechanism, the fine crushing mechanism makes the waste paper packages into powder-like dry pulp and discharges the powder-like dry pulp to the dry pulp packaging mechanism, and the dry pulp packaging mechanism makes the powder-like dry pulp into dry pulp blocks and bundles the dry pulp blocks.
8. The used paper dry pulp manufacturing apparatus according to claim 7, characterized in that: the bale breaking mechanism comprises a feeding device, a bale breaking device and a discharging device; the feeding device conveys the waste paper bags to a bulk packaging device, and the bulk packaging device scatters the waste paper bags to obtain completely scattered bulk waste paper sheets; the discharging device conveys the scattered waste paper sheets to the distributing device of the picking mechanism.
9. The used paper dry pulp manufacturing apparatus according to claim 8, characterized in that: the picking mechanism comprises a material distributing device, a picking conveying device, a material receiving conveying device and a folding conveying device; the material distributing device receives the scattered waste paper sheets conveyed by the material discharging device and equally divides the scattered waste paper sheets into a plurality of waste paper materials, each waste paper material corresponds to one conveying line, and each conveying line comprises a sorting conveying device, a material receiving conveying device and a folding conveying device; the sorting and conveying device corresponds to a material distributing opening of the material distributing device, the material receiving and conveying device or the folding and conveying device is in butt joint with a discharging end of the sorting and conveying device, and the discharging end of the material receiving and conveying device or the folding and conveying device is in butt joint with the No. 1 conveying device.
10. The used paper dry pulp manufacturing apparatus according to claim 9, characterized in that: the coarse crushing mechanism comprises a primary coarse crushing device and a secondary coarse crushing device, the primary coarse crushing device comprises a No. 1 conveying device and a No. 1 shredding device, and the secondary coarse crushing device comprises a No. 2 conveying device, an iron removing device and a No. 2 shredding device;
the 1# conveying device receives clean waste paper conveyed by the material receiving conveying device or the folding conveying device and conveys the clean waste paper to the 1# shredding device, the 1# shredding device shreds the clean waste paper into medium paper, the medium paper is discharged to the 2# conveying device, the iron removing device is arranged above the 2# conveying device and removes iron from the medium paper, the medium paper after iron removal is conveyed to the 2# shredding device, the 2# shredding device shreds the medium paper into small paper, and the small paper is discharged to the 3# conveying device of the fine shredding mechanism;
the fine crushing mechanism comprises a 3# conveying device, an iron removing device, a fine crushing device, a collecting device and a dust removing device; the 3# conveying device receives and conveys the small paper, the iron removal device is arranged on the 3# conveying device and removes iron again for the small paper, the small paper after iron removal is conveyed into the fine crushing device, and the fine crushing device crushes the small paper into powder-like dry pulp; the powder-like dry pulp is conveyed to a collecting device, and the collecting device discharges the powder-like dry pulp to a conveying device of a dry pulp packaging mechanism; and dust removing devices are arranged at the fine crushing device and the collecting device;
the dry pulp packaging mechanism comprises a conveying device, a packaging device and a bundling device, wherein the conveying device conveys the pre-pressed powder-shaped waste paper dry pulp into a packaging device, the packaging device presses the pre-pressed powder-shaped waste paper dry pulp into dry pulp blocks, the dry pulp blocks are conveyed to the bundling device, and the bundling device bundles the dry pulp blocks to obtain a dry pulp packaged finished product.
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| CN202011518468.1A CN112593430A (en) | 2020-12-21 | 2020-12-21 | Preparation process of waste paper dry pulp |
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| TW200639291A (en) * | 2005-05-04 | 2006-11-16 | Tzu-Hung Fu | A separation method and system of mixtures of waste papers and waste materials |
| CN202541932U (en) * | 2012-02-27 | 2012-11-21 | 杭州春胜纸业有限公司 | Waste paper bale breaking system |
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