CN115254614A - Dry cleaning and sorting line for shaped wood chips - Google Patents

Dry cleaning and sorting line for shaped wood chips Download PDF

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Publication number
CN115254614A
CN115254614A CN202210933242.0A CN202210933242A CN115254614A CN 115254614 A CN115254614 A CN 115254614A CN 202210933242 A CN202210933242 A CN 202210933242A CN 115254614 A CN115254614 A CN 115254614A
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CN
China
Prior art keywords
winnowing
dry cleaning
module
bin
classification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210933242.0A
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Chinese (zh)
Inventor
卜祥安
李珊
张风慷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dezhou Paier Mechanical Equipment Co ltd
Original Assignee
Dezhou Paier Mechanical Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dezhou Paier Mechanical Equipment Co ltd filed Critical Dezhou Paier Mechanical Equipment Co ltd
Priority to CN202210933242.0A priority Critical patent/CN115254614A/en
Publication of CN115254614A publication Critical patent/CN115254614A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/12—Apparatus having only parallel elements
    • B07B1/14—Roller screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/06—Feeding or discharging arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity

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  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention discloses a sizing wood chip dry cleaning sorting line, wherein a roller screen is arranged in a fixed frame body, and a plurality of material release ports are formed in the bottom of the roller screen; through the primary classification of the roller screen, dust and large impurities in the materials can be screened and discharged; the material classifying port is connected with a wind separation module or a dry cleaning wind separation module; the dry cleaning winnowing module is connected with a dry cleaning classifier which winnowing and classifying the materials on the conveyer belt through a directional fan, performing primary secondary separation on heavier materials, and feeding the lighter materials into a cyclone separator for secondary classification; the materials discharged from the material classification port are classified more finely by the winnowing module and the cyclone separator connected with the winnowing module. This device accessible roller screen realizes that the material is multistage size in the volume is categorised, and rethread selection by winnowing module or dry cleaning selection by winnowing module carry out every kind of material and classify at the level four independent in weight, are applicable to the categorised demand of multiple material of shaving board production.

Description

Dry cleaning and sorting line for shaped wood chips
Technical Field
The invention belongs to the technical field of shaving board production equipment, and particularly relates to a shaped wood chip dry-cleaning sorting line.
Background
When the shaving board is produced, wood needs to be crushed into raw materials with certain sizes for production and standby. In the production of the shaving board, the used raw materials of the shaving board are different in size due to different purposes, namely, the crushed wood needs to be classified according to certain purposes during the production of the shaving board, and the classification fineness can reach several types or even more than ten types. At present, the wood chips are mostly classified by hand or screened by a material screen, but the screening can only realize three-level or four-level classification of the materials at most each time, and the classification process has complex procedures and low classification efficiency, so that the requirement of customers on multi-level fine classification of the materials cannot be met.
Aiming at the above technical problems encountered in the field of particle board production at present, the technical problems to be solved by the technical personnel in the field are as follows: the existing wood chip sorting equipment is combined, and the existing wood chip sorting equipment needs to be improved, so that the multistage sorting of the wood chips can be realized, and the multistage fine sorting of the wood chips is carried out through the action of air flow or a mode called anhydrous dry cleaning, so that the technical problem that the fine sorting cannot be actually carried out in the field of the production of the shaving boards at present is met.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the sizing wood chip dry cleaning sorting line, which integrates a plurality of stages of winnowing modules into a whole, and can finely sort the wood chips with specific sizes through orderly line grouping, thereby improving the utilization rate of the wood chips and indirectly improving the product quality of the shaving board.
In order to achieve the technical purpose, the invention adopts the following scheme: a dry cleaning sorting line for shaped wood chips comprises a fixed frame body, wherein the top of the fixed frame body is provided with a roller screen, the roller screen is provided with a plurality of material release openings, and at least a dust opening, a large impurity opening and more than one material classification opening are arranged on the roller screen;
the dust material port and the large impurity material port are connected with an external conveyer belt;
the material classification port is connected with a wind separation module or a dry cleaning wind separation module; the dry cleaning and winnowing module is connected with a dry cleaning classifier which comprises a material auger connected with a classifying bin body, a directional fan is arranged corresponding to the classifying bin body, the directional fan supplies air to the end part of the conveying belt, and a material shunting device is arranged at one side corresponding to the conveying belt; the classifying bin body is also provided with a classifying discharge hole connected with a cyclone separator, and the cyclone separator is provided with a light material outlet and a heavy material outlet.
And a negative pressure fan is arranged at the light material outlet of the dry cleaning winnowing module to realize negative pressure suction.
And the dry cleaning winnowing module is provided with a corner valve and a material conveying device at a heavy material outlet.
The winnowing module is connected with the winnowing bin through a winnowing feeding auger, air is supplied to the interior of the winnowing bin through a blower, a block material outlet is formed in the bottom of the winnowing bin, a qualified material outlet is formed in the side part of the winnowing bin, a light material outlet is formed in the top of the winnowing bin, the air inlet side of the blower is connected with an air outlet in the top of a cyclone separator, and the cyclone separator is connected with the top of the winnowing bin.
The invention has the beneficial effects that: according to the roller screen, the fixing frame body is arranged in the fixing frame body, the roller screen is arranged on the fixing frame, and the bottom of the roller screen is provided with a plurality of material release ports; the dust and the large impurities in the materials can be screened and discharged through primary classification of a roller screen; the material classification port is connected with a wind separation module or a dry cleaning wind separation module; the dry-cleaning winnowing module is connected with a dry-cleaning classifier which is used for winnowing and classifying the materials on the conveyer belt through a directional fan, performing primary secondary classification on the heavier materials, and performing secondary classification on the relatively lighter materials after the relatively lighter materials enter the cyclone separator; the materials which are discharged from the material classification port and can be directly used for production are subjected to more fine four-level classification through the air separation module and the cyclone separator connected with the air separation module; in conclusion, this device accessible roller sieve realizes that the material is multistage size classification on the volume, and rethread selection by winnowing module or dry cleaning selection by winnowing module carry out the independent level four classification of each material in weight, can effectually carry out multistage classification to the material, is applicable to the categorised demand of the multiple material of shaving board production, is an ideal design wood chip dry cleaning sorting line.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a rear view of the present invention;
fig. 4 is a schematic view of the dry cleaning winnowing module according to the present invention;
fig. 5 is a schematic three-dimensional structure view of the dry cleaning winnowing module in the invention;
fig. 6 is a schematic view of a three-dimensional structure of the dry cleaning winnowing module of the present invention ii;
FIG. 7 is a schematic view of the main view of the dry cleaning classifier of the present invention;
fig. 8 is a schematic perspective view of an air classification module according to the present invention;
fig. 9 is a schematic front view of the air separation module of the present invention;
FIG. 10 is a schematic perspective view of a roller screen according to the present invention;
in the drawing, 1, a fixed frame body, 11, a waste conveying belt, 12, a separating and screening weight conveying belt I, 13, a separating and screening weight conveying belt II, 2, a second-stage material air separation module, 3, a third-stage material dry cleaning air separation module, 31, a support frame, 32, a separating and screening weight conveying belt III, 4, a fourth-stage material dry cleaning air separation module, 5, a roller screen, 51, a scattering auger, 52, a roller screen bin, 53, a large-particle waste outlet, 54, a second-stage material outlet, 55, a third-stage material outlet, 56, a fourth-stage material outlet, 57, a dust inlet, 6, a cyclone separator, 61, a separator main body, 62, a corner valve, 63, a cyclone bin, 64, a cyclone bin inlet, 65, a cyclone bin outlet, 66, a negative pressure fan, 7, a dry cleaning classifier, 71, a classifier frame body, 72, a wind separation fan, 73, a separating auger, 74, a conveying belt, 75, a classification bin body, 77, 76, a classification discharge port, an adjustable baffle, 8, a wind separator, 81, a fan, 82, a negative pressure pipe, 83, a spiral separator, 85, a qualified air separation bin, 85, a qualified air separation outlet, 86, and a qualified air separation outlet.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
The sizing wood chip dry-cleaning sorting line comprises a fixing frame body 1, a roller screen 5 is arranged at the top of the fixing frame body 1, the roller screen 5 comprises a square roller screen bin 52 as shown in fig. 10, a scattering auger 51 is arranged at the top of the roller screen bin 52, the scattering auger 51 is communicated with the inside of the roller screen bin 52, a large-particle waste outlet 53, a secondary material outlet 54, a tertiary material outlet 55, a four-stage material outlet 56 and a dust material port 57 are arranged at the bottom of the roller screen bin 52, a plurality of material rollers are arranged inside the roller screen bin 52, and the materials are screened step by setting different gaps between adjacent material rollers. It should be noted that the principle of the roller screen 52 for screening materials is to use the gaps between different material rollers to screen materials with different volumes. Wherein the separated materials from the large-particle waste outlet 53 and the dust material port 57 are directly connected with the waste material conveyer belt 11 and conveyed outwards. The arrangement of the material rollers in the roller screen silo 52 described above is disclosed in the prior art, and those skilled in the art can refer to the specific structure in the patent granted by the applicant.
The volume of the material released from the secondary material outlet 54 can be set as qualified standard material, the secondary material outlet 54 is connected with the secondary material winnowing module 2, as shown in fig. 1, 8 and 9, the secondary material winnowing module 2 is connected with a winnowing machine 8, the winnowing machine auger 83 at the top of the winnowing machine 8 is communicated with the secondary material outlet 54, the winnowing machine auger 83 is connected with a winnowing bin 84, the side part of the winnowing bin 84 is provided with a qualified material outlet 86, and the bottom part of the winnowing bin 84 is provided with a winnowing machine impurity outlet 85; an air intake of fan 81 passes through negative pressure pipe 82 and is connected with the air outlet of cyclone 6 on the second grade material selection by winnowing module 2, selection by winnowing storehouse top again with the air intake connection of cyclone 6 on the second grade material selection by winnowing module 2, through this kind of setting, can effectually realize that obtained material carries out the granule edulcoration and further screening to qualified product in the second grade material export 54, can carry out the level four screening once more (8 two-stage screening of air separator, 6 two-stage screening of cyclone) with the material of release in the second grade material export 54 through second grade material selection by winnowing module 2, the level four screening here blow the material realization through the fan, it screens according to the weight ratio of material.
The third-level material outlet 55 is connected with a third-level material dry-cleaning winnowing module 3, as shown in fig. 1, 2, 3, 4 and 5, the third-level dry-cleaning winnowing module 3 is provided with a cyclone separator 6 through a support frame 31, an air inlet end and an air outlet end of a separator main body 61 are respectively connected with a classification discharge port 76 on a dry-cleaning classifier 7 through pipelines, the top of the separator main body 61 is provided with a cyclone bin outlet 65 for discharging light materials outwards, the cyclone bin outlet 65 is connected with a negative pressure fan 66, negative pressure driving to the separator main body 61 is realized through the negative pressure fan, the cyclone bin outlet 65 arranged on the cyclone separator 6 is used as a light material outlet, and the bottom of the cyclone bin outlet is provided with a rotary angle valve 62 and a separation screening heavy material conveying belt iii 32 to be connected to realize output heavy materials. As shown in fig. 4 and 7, the dry cleaning classifier 7 includes a sorting and distributing auger 73, the bottom end of the sorting and distributing auger 73 is connected with a classifying bin 75, a directional blower 72 is arranged corresponding to the classifying bin 75, the directional blower 72 blows air towards the end of a conveyor belt 74, and an adjustable baffle 77 is arranged corresponding to one side of the conveyor belt 74; the classifying bin 75 is also provided with a classifying discharge port 76 connected with the cyclone separator 6. When the dry cleaning classifier 7 is used, the sorting and distributing auger 73 extrudes materials to the conveying belt 74 in the classifying bin body 75, when the materials fall on the conveying belt, the materials are supplied with air through the directional fan 72, broken stones and impurities in the materials are heavy, the impurities fall into the area between the adjustable baffle 77 and the conveying belt 74, the relatively heavy materials fall into the right side of the adjustable baffle 77 shown in fig. 7, and the relatively light materials enter the cyclone separator 6 through the classifying discharge port 76 to be screened for the second time.
According to the invention, the three-stage material dry-cleaning winnowing module 3 is arranged, so that the materials released from the three-stage material outlet 55 can be subjected to four-stage screening again (two-stage screening of the dry-cleaning classifier 7 and two-stage screening of the cyclone separator 6), wherein the four-stage screening is realized by blowing the materials by the fan and is carried out according to the weight of the materials.
On the basis of the above structure, the overall layout of the four-stage material dry-cleaning winnowing module 4 is the same as that of the three-stage material dry-cleaning winnowing module 3, and four-stage screening (dry-cleaning classifier 7 two-stage screening, cyclone separator 6 two-stage screening) is performed on the materials which are finer than those discharged from the three-stage material outlet 55 after being connected with the four-stage material outlet 56, wherein the four-stage screening is realized by blowing the materials by a fan and is performed according to the weight of the materials. The overall layout of the four-level material dry-cleaning winnowing module 4 is the same as the overall structure of the three-level material dry-cleaning winnowing module 3, and details are not repeated here.
The above-mentioned tertiary material dry cleaning winnowing module 3 and level four material dry cleaning winnowing module 4 all use through dry cleaning classifier 7 and cyclone 6 cooperation, realize the level four screening of material, and both when setting up, because of there is the difference in the raw materials volume, so can adjust when the operating power of configuration directional blower 72 and negative pressure fan 66, the air supply power of tertiary material dry cleaning winnowing module 3 can be greater than level four material dry cleaning winnowing module 4.
In conclusion, the material can be classified according to different sizes through the roller screen, independent four-level classification on weight can be carried out after each material is classified according to size through the winnowing module or the dry-cleaning winnowing module, the material can be effectively classified in a multi-level refining mode, the requirements for classifying various materials in particle board production are met, and the sizing wood chip dry-cleaning sorting line is ideal.

Claims (4)

1. The shaping wood chip dry cleaning sorting line comprises a fixing frame body and is characterized in that: the top of the fixed frame body is provided with a roller screen, and the bottom of the roller screen is at least provided with a dust material port, a bulk impurity material port and more than one material classification port;
the dust material port and the large impurity material port are connected with an external conveyer belt;
the material classification port is connected with a wind separation module or a dry cleaning wind separation module; the dry cleaning winnowing module is connected with a dry cleaning classifier, the dry cleaning classifier comprises a material auger, the material auger is connected with a classification bin body, a directional fan is arranged corresponding to the classification bin body, the directional fan supplies air to the end part of the conveying belt, and a material shunting device is arranged at one side corresponding to the conveying belt; the classifying bin body is also provided with a classifying discharge hole connected with a cyclone separator, and the cyclone separator is provided with a light material outlet and a heavy material outlet.
2. A sizing chip dry cleaning sorting line according to claim 1, wherein: and a negative pressure fan is arranged at the light material outlet of the dry cleaning winnowing module to realize negative pressure suction.
3. A sizing chip dry cleaning sorting line according to claim 1 or 2, characterized in that: and the dry cleaning winnowing module is provided with a corner valve and a material conveying device at a heavy material outlet.
4. A sizing chip dry cleaning sorting line according to claim 1, wherein: the winnowing module is connected with the winnowing bin through a winnowing feeding auger, air is supplied to the interior of the winnowing bin through an air feeder, a block material outlet is formed in the bottom of the winnowing bin, a qualified material outlet is formed in the side portion of the winnowing bin, a light material outlet is formed in the top of the winnowing bin, one air inlet side of the air feeder is connected with an air outlet in the top of a cyclone separator, and the cyclone separator is connected with the top of the winnowing bin.
CN202210933242.0A 2022-08-04 2022-08-04 Dry cleaning and sorting line for shaped wood chips Pending CN115254614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210933242.0A CN115254614A (en) 2022-08-04 2022-08-04 Dry cleaning and sorting line for shaped wood chips

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210933242.0A CN115254614A (en) 2022-08-04 2022-08-04 Dry cleaning and sorting line for shaped wood chips

Publications (1)

Publication Number Publication Date
CN115254614A true CN115254614A (en) 2022-11-01

Family

ID=83748641

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210933242.0A Pending CN115254614A (en) 2022-08-04 2022-08-04 Dry cleaning and sorting line for shaped wood chips

Country Status (1)

Country Link
CN (1) CN115254614A (en)

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