CN112936647B - Flexible screening plant of distributed masterbatch - Google Patents
Flexible screening plant of distributed masterbatch Download PDFInfo
- Publication number
- CN112936647B CN112936647B CN202110132176.2A CN202110132176A CN112936647B CN 112936647 B CN112936647 B CN 112936647B CN 202110132176 A CN202110132176 A CN 202110132176A CN 112936647 B CN112936647 B CN 112936647B
- Authority
- CN
- China
- Prior art keywords
- conveyor belt
- screening
- fine particle
- belt
- feeding
- 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.)
- Active
Links
- 238000012216 screening Methods 0.000 title claims abstract description 135
- 239000004594 Masterbatch (MB) Substances 0.000 title claims abstract description 41
- 230000001360 synchronised effect Effects 0.000 claims abstract description 88
- 239000010419 fine particle Substances 0.000 claims abstract description 55
- 239000002245 particle Substances 0.000 claims abstract description 53
- 238000001035 drying Methods 0.000 claims abstract description 31
- 239000004595 color masterbatch Substances 0.000 claims description 40
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 239000011362 coarse particle Substances 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims 4
- 230000000694 effects Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 239000011148 porous material Substances 0.000 description 6
- 239000000049 pigment Substances 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- 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
- B07B1/10—Screens in the form of endless moving bands
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a dispersed masterbatch flexible screening device which comprises a feeding conveyor belt, a shielding conveyor belt, a feeding bin, a drying fan, a fine particle screening synchronous conveyor belt and a target particle screening synchronous conveyor belt, wherein an upper horizontal conveying surface of the feeding conveyor belt is attached to a lower horizontal conveying surface of the shielding conveyor belt, and an air outlet of the drying fan, the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt are respectively attached to the lower surface of the upper horizontal conveying surface of the feeding conveyor belt.
Description
Technical Field
The invention relates to the technical field of masterbatch production equipment, in particular to a dispersed masterbatch flexible screening device.
Background
The color master batch is also called a color seed, is a novel special coloring agent for high polymer materials, is also called a pigment preparation, and is mainly used for plastics. The color concentrate is composed of three basic elements of pigment or dye, carrier and additive, and is an aggregate obtained by uniformly supporting an excessive amount of pigment in a resin, and can be called pigment concentrate, so that its coloring power is higher than that of the pigment itself.
The color master batch process produced in China at present is that molecular wax, plastic particles or plastic powder and toner or filler are put into an extruder for extrusion granulation after being stirred at high speed, and the color master batch of target particles is obtained after the color master batch is formed and is dried and screened. The screening process of the common color master batch comprises the following steps: the large batch of color master batches are poured into the vibrating screen tray for vibrating screening, and the color master batches can be stacked, collided and extruded in the process, so that the surface of the color master batches is damaged, and the screening is not thorough.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, a large quantity of color master batches are screened together, and the screening effect is not ideal, and provides a flexible screening device for dispersed color master batches.
In order to achieve the purpose, the invention adopts the following technical scheme:
flexible screening plant of distributed masterbatch, including the pay-off conveyer belt, shelter from conveyer belt, feeding storehouse, drying fan, fine particle screening synchronous conveyor, target particle screening synchronous conveyor, the pay-off conveyer belt, shelter from conveyer belt, fine particle screening synchronous conveyor and target particle screening synchronous conveyor's transmission line speed the same, for reaching above-mentioned purpose, the pay-off conveyer belt, shelter from conveyer belt, fine particle screening synchronous conveyor and the transfer gear that target particle screening synchronous conveyor corresponds pass through the hold-in range and connect.
Further, set up banded silo on the pay-off conveyer belt, the silo is inside to be used for depositing the masterbatch, the silo is inside to set up the baffle and keeps apart into a plurality of unit chambeies with the silo, can carry out dispersion batch processing to the masterbatch, the tip of keeping away from the conveying face of baffle sets up magnetic metal, the silo bottom of pay-off conveyer belt sets up the small opening.
Further, the discharge gate in feeding storehouse is located the top of pay-off conveyer belt, and the lower surface of horizontal transfer face sets up the closing plate on the pay-off conveyer belt of the discharge gate below in feeding storehouse, prevents that the masterbatch from spilling.
Furthermore, the upper horizontal conveying surface of the feeding conveying belt is attached to the lower horizontal conveying surface of the shielding conveying belt, the shielding conveying belt is formed by a belt-shaped yarn blocking, and magnets which correspond to the partition plate in position and attract magnetic metals are uniformly arranged on the belt-shaped yarn blocking along the conveying direction. The upper horizontal conveying surface of the feeding conveying belt is attached to the lower horizontal conveying surface of the shielding conveying belt, the magnets attract the magnetic metal of the partition plate, and the yarn blocking between the magnets corresponds to one unit cavity to form an independent processing chamber.
Further, the air outlet of the drying fan, the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt are sequentially arranged along the conveying direction of the feeding conveyor belt, and the air outlet of the drying fan, the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt are respectively attached to the lower surface of the upper horizontal conveying surface of the feeding conveyor belt.
Masterbatch is blown by the wind that the bottom came out in the unit chamber on drying fan air outlet upper portion, carries out drying process, and masterbatch bottom atress up moves, can not drop from the small opening of pay-off conveyer belt, keeps off the yarn simultaneously and is flexible ventilative piece, ventilative and reducible masterbatch's striking.
Furthermore, the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt are respectively provided with sieve pores, in the synchronous conveying process of the feeding conveyor belt, the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt, the sieve pores of the fine particle screening synchronous conveyor belt and the sieve pores of the target particle screening synchronous conveyor belt are respectively communicated with the leakage pores on the feeding conveyor belt, and the color master batches on the feeding conveyor belt can be screened through the leakage pores and the sieve pores.
Further, the mesh opening of the fine particle screening synchronous conveyor belt is smaller than the mesh opening of the target particle screening synchronous conveyor belt. The fine particle screening synchronous conveyor belt is used for screening out fine particle color master batches on the feeding conveyor belt, a fine particle collecting box is arranged below a conveying surface, which is attached to the feeding conveyor belt, of the fine particle screening synchronous conveyor belt, and the fine particle collecting box is used for collecting the fine particle color master batches; the target particle screening synchronous conveyor belt is used for screening out target particle color master batches on the feeding conveyor belt, a target particle collecting box is arranged below a conveying surface, which is attached to the feeding conveyor belt, of the target particle screening synchronous conveyor belt, and the target particle collecting box is used for collecting the target particle color master batches; the frame sets up coarse grain in the direction of the outgoing end of pay-off conveyer belt and collects the box, and the surplus masterbatch of pay-off conveyer belt gets into in the coarse grain collects the box through the conveying.
Furthermore, the air outlet of the drying fan corresponds to the horizontal plane of at least one unit cavity, a wind collecting cover is arranged above the feeding conveyor belt and at the position corresponding to the air outlet of the drying fan, and the wind collecting cover is communicated with the unit cavity above the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt through an air supply pipe. This place wind-collecting cover can carry out the water conservancy diversion with the wind that drying blower blew out, makes it get into masterbatch screening unit chamber for blow away the masterbatch that sieves the unit intracavity portion, prevent to influence the situation appearance of screening effect because masterbatch piles up.
Further, set up sealing plate between fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt, sealing plate pastes with the lower surface of the last horizontal transfer face of pay-off conveyer belt mutually for prevent that the masterbatch from spilling.
Further, set up intermittent type air blast valve on the blast pipe, inside the setting of intermittent type air blast valve cover sleeve and the end sleeve that cup joints each other, flexible pipe and the play tuber pipe, cover telescopic outer inner wall and end telescopic outer wall sliding seal and be connected, the inner wall fixed connection that the end sleeve passes through mount and intermittent type air blast valve, cover telescopic upper end and set up the displacement board, set up the spring between displacement board and the mount.
Furthermore, the cover sleeve and the bottom sleeve form an inflation space which is communicated with the air supply pipe through the telescopic pipe, and the lower end of the inflation space is communicated with the unit cavity above the fine particle screening synchronous conveyor belt and the target particle screening synchronous conveyor belt through the air outlet pipe.
Further, the inside dead lever and the movable sleeve that sets up of plenum space, the telescopic top of upper end fixed connection lid of dead lever, the lower extreme of dead lever stretches into movable sleeve's inside and sets up the slider, movable sleeve's inside sets up the spacing ring that is located upper portion and the stopper that is located the lower part, the slider is located between spacing ring and the stopper, the inside of going out the tuber pipe sets up the support ring, the inside of support ring sets up the elastic ring, the shape and the position of elastic ring correspond with movable sleeve, and the elastic ring is under the state of nature, and the internal diameter of elastic ring is less than movable sleeve's external diameter slightly.
The working principle of the intermittent air injection valve is as follows: the original state of the intermittent air-jet valve is that the movable sleeve is inserted into the elastic ring, the slide block is contacted with the upper surface of the limiting block, when air enters an inflation space formed by the cover sleeve and the bottom sleeve from the blast pipe and the extension pipe, the pressure of the inflation space is increased, the air overcomes the tensile force of the spring to do work, the air pushes the cover sleeve to move upwards, the fixed rod and the slide block move relative to the movable sleeve, when the slide block is contacted with the lower surface of the limiting ring, the slide block moves upwards again to pull the movable sleeve out of the elastic ring, and the air in the inflation space goes out of the elastic ring; in the process of deflation, the sleeve moves downwards, the sliding block returns to the upper surface of the limiting block, and the spring pulls the cover sleeve to continue moving downwards, so that the lower end of the movable sleeve is inserted into the elastic ring again. The process is circulated, intermittent air injection of the intermittent air injection valve is realized, and the intermittent air injection of the intermittent air injection valve can enhance the blowing effect of the color master batch inside the screening unit cavity.
The invention has the beneficial effects that:
1. the dispersing type flexible masterbatch screening device disperses the feeding conveyor belt through the unit cavity 22, and then the masterbatch in the unit cavity is dried and screened in sequence, so that the drying and screening effects of the masterbatch can be improved through small-batch treatment;
2. the dispersing type flexible masterbatch screening device can blow the masterbatch in the screening unit cavity by using dry air quantity, so that the masterbatch is prevented from being accumulated, and the screening effect is improved;
3. this flexible screening plant of dispersed masterbatch carries out energy storage intermittent type blowout with the dry amount of wind through intermittent type air-jet valve, can further promote the screening effect.
In conclusion, this flexible screening of dispersed masterbatch can carry out distributed drying and screening to the masterbatch, and can continuous automated processing, and the treatment effeciency of masterbatch is high, and the screening effect is good simultaneously, and simple structure is compact, and the practicality is strong.
Drawings
FIG. 1 is a schematic structural diagram of the dispersed masterbatch flexible screening device;
FIG. 2 is a schematic structural diagram of a shielding conveying belt of the dispersed masterbatch flexible screening device;
FIG. 3 is a schematic structural diagram of the intermittent jet valve in a jet state;
FIG. 4 is a schematic structural diagram of the intermittent jet valve in the air injection state A;
FIG. 5 is a schematic structural diagram of the intermittent jet valve in the jet state B;
FIG. 6 is the structure diagram of the initial state of the intermittent air injection valve;
fig. 7 is a schematic structural diagram of the intermittent air injection valve in an initial state C.
In the figure: 1. a frame; 2. a feeding conveyor belt; 3. shielding the conveyor belt; 4. a feeding bin; 5. a drying fan; 6. fine particle screening synchronous conveyor belt; 7. a fine particle collection box; 8. a synchronous conveyor belt for screening target particles; 9. a target particle collection cartridge; 10. a wind collecting cover; 11. an air supply pipe; 12. an intermittent air blast valve; 13. sealing the bottom plate; 14. a cover sleeve; 15. a bottom sleeve; 16. a telescopic pipe; 17. an air outlet pipe; 18. a spring; 19. a support ring; 21. a partition plate; 22. a unit chamber; 31. a magnet; 32. blocking yarn; 141. a displacement plate; 142. fixing the rod; 143. a movable sleeve; 144. a limiting block; 145. a slider; 146. a limiting ring; 151. a fixed mount; 191. an elastic ring; 101. a coarse particle collection box.
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.
Referring to fig. 1, the flexible screening plant of distributed masterbatch, including pay-off conveyer belt 2, shelter from conveyer belt 3, feeding storehouse 4, drying blower 5, fine particle screening synchronous conveyor 6, target particle screening synchronous conveyor 8, pay-off conveyer belt 2, shelter from conveyer belt 3, fine particle screening synchronous conveyor 6 and target particle screening synchronous conveyor 8's transmission line speed is the same, and in order to reach above-mentioned purpose, pay-off conveyer belt 2, shelter from conveyer belt 3, fine particle screening synchronous conveyor 6 and the corresponding transfer gear of target particle screening synchronous conveyor 8 pass through the hold-in range and connect.
Further, set up banded silo on the pay-off conveyer belt 2, the silo is inside to be used for depositing the masterbatch, the silo is inside to set up baffle 21 and to keep apart into a plurality of unit chambeies 22 with the silo, the tip of keeping away from the conveying face of baffle 21 sets up magnetic metal, the silo bottom of pay-off conveyer belt 2 sets up the small opening.
Further, the discharge gate in feeding storehouse 4 is located the top of pay-off conveyer belt 2, and the lower surface of the horizontal transfer face sets up the closing plate on pay-off conveyer belt 2 of the discharge gate below in feeding storehouse 4, prevents that the masterbatch from spilling.
Further, the upper horizontal conveying surface of the feeding conveyor belt 2 is attached to the lower horizontal conveying surface of the shielding conveyor belt 3, referring to fig. 2, the shielding conveyor belt 3 is formed by a belt-shaped yarn blocking 32, and magnets 31 which correspond to the partition plate 21 in position and attract each other by magnetic metal are uniformly arranged on the belt-shaped yarn blocking 32 along the conveying direction. The upper horizontal conveying surface of the feeding conveyor belt 2 is attached to the lower horizontal conveying surface of the shielding conveyor belt 3, the magnets 31 and the magnetic metal of the partition plate 21 are mutually attracted, and the yarn blocking 32 between the magnets 31 corresponds to one unit cavity 22 to form an independent processing chamber.
Further, the air outlet of the drying fan 5, the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 are sequentially arranged along the conveying direction of the feeding conveyor belt 2, and the air outlet of the drying fan 5, the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 are respectively attached to the lower surface of the upper horizontal conveying surface of the feeding conveyor belt 2.
The masterbatch is blown by the wind that the bottom came out in the unit chamber 22 on 5 air outlets upper portions of drying fan, carries out drying process, and masterbatch bottom atress up moves, can not drop from the small opening of pay-off conveyer belt 2, keeps off yarn 32 simultaneously and is flexible ventilative piece, ventilative and reducible masterbatch's striking.
Further, the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 are respectively provided with sieve meshes, in the synchronous conveying process of the feeding conveyor belt 2, the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8, the sieve meshes of the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 are respectively communicated with the leakage holes in the feeding conveyor belt 2, and the color master batches on the feeding conveyor belt 2 can be screened through the leakage holes and the sieve meshes.
Further, the mesh opening of the fine particle screening synchronous conveyor 6 is smaller than the mesh opening of the target particle screening synchronous conveyor 8. The fine particle screening synchronous conveyor belt 6 is used for screening out fine particle color master batches on the feeding conveyor belt 2, a fine particle collecting box 7 is arranged below a conveying surface, which is attached to the feeding conveyor belt 2, of the fine particle screening synchronous conveyor belt 6, and the fine particle collecting box 7 is used for collecting the fine particle color master batches; the target particle screening synchronous conveyor belt 8 is used for screening out target particle color master batches on the feeding conveyor belt 2, a target particle collecting box 9 is arranged below a conveying surface, which is attached to the feeding conveyor belt 2, of the target particle screening synchronous conveyor belt 8, and the target particle collecting box 9 is used for collecting the target particle color master batches; the end part of the machine frame 1 in the outgoing direction of the feeding conveyor belt 2 is provided with a coarse particle collecting box 101, and the residual color master batches on the feeding conveyor belt 2 are conveyed into the coarse particle collecting box 101.
Further, an air outlet of the drying fan 5 corresponds to the horizontal plane of at least one unit cavity 22, an air collecting cover 10 is arranged above the feeding conveyor belt 2 and at a position corresponding to the air outlet of the drying fan 5, and the air collecting cover 10 is communicated with the unit cavity 22 above the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 through an air supply pipe 11. The wind collecting cover 10 can guide wind blown out by the drying fan 5 to enable the wind to enter the color master batch screening unit cavity for blowing away color master batches in the screening unit cavity, and the situation that screening effect is affected due to accumulation of the color master batches is prevented.
Further, a sealing bottom plate 13 is arranged between the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8, and the sealing bottom plate 13 is attached to the lower surface of the upper horizontal conveying surface of the feeding conveyor belt 2 and used for preventing color master batches from leaking.
Further, an intermittent air injection valve 12 is arranged on the blast pipe 11, referring to fig. 3 and 5, a cover sleeve 14 and a bottom sleeve 15, an extension pipe 16 and an air outlet pipe 17 which are sleeved with each other are arranged inside the intermittent air injection valve 12, the outer inner wall of the cover sleeve 14 is connected with the outer wall of the bottom sleeve 15 in a sliding and sealing manner, the bottom sleeve 15 is fixedly connected with the inner wall of the intermittent air injection valve 12 through a fixing frame 151, a displacement plate 141 is arranged at the upper end of the cover sleeve 14, and a spring 18 is arranged between the displacement plate 141 and the fixing frame 151.
Further, the cover sleeve 14 and the bottom sleeve 15 form an inflation space which is communicated with the air supply pipe 11 through the extension pipe 16, and the lower end of the inflation space is communicated with the unit cavity 22 above the fine particle screening synchronous conveyor belt 6 and the target particle screening synchronous conveyor belt 8 through the air outlet pipe 17.
Further, a fixed rod 142 and a movable sleeve 143 are arranged inside the inflation space, the upper end of the fixed rod 142 is fixedly connected with the top of the cover sleeve 14, the lower end of the fixed rod 142 extends into the movable sleeve 143 and is provided with a sliding block 145, a limiting ring 146 arranged on the upper portion and a limiting block 144 arranged on the lower portion are arranged inside the movable sleeve 143, the sliding block 145 is arranged between the limiting ring 146 and the limiting block 144, the support ring 19 is arranged inside the air outlet pipe 17, referring to fig. 4, an elastic ring 191 is arranged inside the support ring 19, the shape and the position of the elastic ring 191 correspond to the movable sleeve 143, and the inner diameter of the elastic ring 191 is slightly smaller than the outer diameter of the movable sleeve 143 in a natural state of the elastic ring 191.
The working principle of the intermittent air injection valve 12 is as follows: referring to fig. 6 and 7, the original state of the intermittent air-blast valve 12 is that the movable sleeve 143 is inserted into the elastic ring 191, the sliding block 145 contacts with the upper surface of the stopper 144, when air enters the inflation space formed by the cover sleeve 14 and the bottom sleeve 15 from the blast pipe 11 and the extension pipe 16, the pressure of the inflation space is increased, the air overcomes the tensile force of the spring 18 to do work, the air pushes the cover sleeve 14 to move upwards, the fixed rod 142 and the sliding block 145 move relative to the movable sleeve 143, referring to fig. 3 and 5, when the sliding block 145 contacts with the lower surface of the stopper ring 146, the sliding block 145 moves upwards again to pull the movable sleeve 143 out of the elastic ring 191, and the air in the inflation space goes out of the elastic ring 191; during deflation, the sleeve 14 moves downward, the slider 145 returns to the upper surface of the stopper 144, and the spring 18 pulls the cover sleeve 14 to move downward, so that the lower end of the movable sleeve 143 is inserted into the elastic ring 191 again. The process is circulated, intermittent air injection of the intermittent air injection valve 12 is realized, and the intermittent air injection of the intermittent air injection valve 12 can enhance the blowing effect of the color master batch inside the screening unit cavity.
The working process of the dispersed masterbatch flexible screening device is that the masterbatch in one target unit cavity is used: the color master batches enter a target unit cavity 22 of the feeding conveyor belt 2 from a discharge hole of the feeding bin 4; in the conveying process of the feeding conveyor belt 2, the target unit cavity 22 enters the upper part of the drying fan 5, the color master batches in the target unit cavity 22 are blown by the air blown out from the bottom of the drying fan 5 to be dried, the bottom of the color master batches are forced to move upwards and cannot fall from a leakage hole of the feeding conveyor belt 2, and meanwhile, the yarn blocking 32 is a flexible air-permeable piece, so that air permeability is realized, and the impact of the color master batches can be reduced; after drying treatment, the target unit cavity 22 enters the upper part of the fine particle screening synchronous conveyor belt 6, and the fine particle color master batches in the target unit cavity 22 enter the fine particle collection box 7 through the leakage holes and the sieve holes of the fine particle screening synchronous conveyor belt 6; after the first screening, the target unit cavity 22 enters the upper part of the target particle screening synchronous conveyor belt 8, the target particle color master batches in the target unit cavity 22 enter the target particle collection box 9 through the leakage holes and the sieve holes of the target particle screening synchronous conveyor belt 8, and the residual color master batches in the target unit cavity 22 enter the coarse particle collection box 101 through conveying.
In the process, the wind collecting cover 10 can guide the wind blown out by the drying fan 5 to enter the color master batch screening unit cavity for blowing away the color master batches in the screening unit cavity, so that the screening effect is improved, and the intermittent jet valve 12 can intermittently jet out the dry wind quantity in an energy storage mode, so that the screening effect can be further improved.
The flexible screening plant of distributed masterbatch in this embodiment can carry out distributed drying and screening to the masterbatch, and can continuous automated processing, and the treatment effeciency of masterbatch is high, and screening effect is good simultaneously, and simple structure is compact, and the practicality is strong.
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 (6)
1. The distributed color master batch flexible screening device is characterized by comprising a feeding conveyor belt (2), a shielding conveyor belt (3), a feeding bin (4), a drying fan (5), a fine particle screening synchronous conveyor belt (6) and a target particle screening synchronous conveyor belt (8), wherein the conveying speed of the feeding conveyor belt (2), the shielding conveyor belt (3), the fine particle screening synchronous conveyor belt (6) and the target particle screening synchronous conveyor belt (8) is the same;
a strip-shaped trough is arranged on the feeding conveyor belt (2), a partition plate (21) is arranged in the trough to separate the trough into a plurality of unit cavities (22), magnetic metal is arranged at the end part, far away from the conveying surface, of the partition plate (21), a discharge hole of the feeding bin (4) is positioned above the feeding conveyor belt (2), and a leak hole is formed in the bottom of the trough of the feeding conveyor belt (2);
the upper horizontal conveying surface of the feeding conveying belt (2) is attached to the lower horizontal conveying surface of the shielding conveying belt (3), the shielding conveying belt (3) is formed by a strip-shaped yarn blocking (32), and magnets (31) which correspond to the partition plate (21) in position and attract each other through magnetic metal are uniformly arranged on the strip-shaped yarn blocking (32) along the conveying direction;
air outlet, fine particle screening synchronous conveyor belt (6) and the synchronous conveyer belt of target granule screening (8) of drying fan (5) are arranged along the direction of transfer of pay-off conveyer belt (2) in proper order, the air outlet of drying fan (5), fine particle screening synchronous conveyor belt (6) and the synchronous conveyer belt of target granule screening (8) paste with the lower surface of the last horizontal transfer face of pay-off conveyer belt (2) respectively, fine particle screening synchronous conveyor belt (6) and the synchronous conveyer belt of target granule screening (8) set up the sieve mesh respectively, the sieve mesh aperture of the synchronous conveyer belt of fine particle screening (6) is less than the sieve mesh aperture of the synchronous conveyer belt of target granule screening (8).
2. The flexible screening device of dispersed color masterbatch according to claim 1, characterized in that a fine particle collecting box (7) is arranged below the conveying surface of the fine particle screening synchronous conveyor belt (6) attached to the feeding conveyor belt (2); a target particle collecting box (9) is arranged below a conveying surface where the target particle screening synchronous conveying belt (8) is attached to the feeding conveying belt (2), and a coarse particle collecting box (101) is arranged at the end part of the machine frame (1) in the conveying direction of the feeding conveying belt (2).
3. The flexible screening device for dispersed color master batches according to claim 1 or 2, wherein the air outlet of the drying fan (5) corresponds to the horizontal plane of at least one unit cavity (22), an air collecting cover (10) is arranged above the feeding conveyor belt (2) and at the position corresponding to the air outlet of the drying fan (5), and the air collecting cover (10) is communicated with the unit cavities (22) above the fine particle screening synchronous conveyor belt (6) and the target particle screening synchronous conveyor belt (8) through an air supply pipe (11).
4. The flexible screening device for dispersed color masterbatches according to claim 3, wherein the air supply pipe (11) is provided with an intermittent air injection valve (12), the intermittent air injection valve (12) is internally provided with a cover sleeve (14), a bottom sleeve (15), an expansion pipe (16) and an air outlet pipe (17) which are sleeved with each other, the outer inner wall of the cover sleeve (14) is connected with the outer wall of the bottom sleeve (15) in a sliding and sealing manner, the cover sleeve (14) and the bottom sleeve (15) form an air inflation space which is communicated with the air supply pipe (11) through the expansion pipe (16), and the lower end of the air inflation space is communicated with the unit cavity (22) above the fine particle screening synchronous conveyor belt (6) and the target particle screening synchronous conveyor belt (8) through the air outlet pipe (17);
the utility model discloses a wind pipe, including inflatable space, fixed rod (142) and movable sleeve (143), the top of upper end fixed connection lid sleeve (14) of fixed rod (142), the lower extreme of fixed rod (142) stretches into the inside of movable sleeve (143) and sets up slider (145), the inside setting of movable sleeve (143) is located upper portion spacing ring (146) and is located stopper (144) of lower part, slider (145) are located between spacing ring (146) and stopper (144), the inside of going out tuber pipe (17) sets up support ring (19), the inside of support ring (19) sets up elastic ring (191), the shape and the position of elastic ring (191) correspond with movable sleeve (143).
5. Flexible screening plant of distributed color concentrates according to claim 4, characterized in that the bottom sleeve (15) is fixedly connected with the inner wall of the intermittent air jet valve (12) by a fixing frame (151), the upper end of the cover sleeve (14) is provided with a displacement plate (141), and a spring (18) is arranged between the displacement plate (141) and the fixing frame (151).
6. Flexible screening plant of distributed masterbatch according to claim 1, characterized in that a sealing bottom plate (13) is arranged between the fine particle screening synchronous conveyor belt (6) and the target particle screening synchronous conveyor belt (8), and the sealing bottom plate (13) is attached to the lower surface of the upper horizontal conveying surface of the feeding conveyor belt (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132176.2A CN112936647B (en) | 2021-01-31 | 2021-01-31 | Flexible screening plant of distributed masterbatch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110132176.2A CN112936647B (en) | 2021-01-31 | 2021-01-31 | Flexible screening plant of distributed masterbatch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112936647A CN112936647A (en) | 2021-06-11 |
| CN112936647B true CN112936647B (en) | 2021-09-28 |
Family
ID=76240972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110132176.2A Active CN112936647B (en) | 2021-01-31 | 2021-01-31 | Flexible screening plant of distributed masterbatch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112936647B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119189113A (en) * | 2024-10-28 | 2024-12-27 | 广州保亮得塑料科技有限公司 | Plastic masterbatch screening and impurity removal system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4176601A (en) * | 1977-06-27 | 1979-12-04 | Precision Screen Machines, Inc. | Automated towel transfer printing, feeding, drying and folding apparatus |
| CN203791210U (en) * | 2014-01-09 | 2014-08-27 | 缙云县工拓机械设备有限公司 | Metallic gasket screening device |
| CN109605621A (en) * | 2018-11-21 | 2019-04-12 | 邓江红 | A kind of plastic grain conveying device with functions/drying |
| CN209287658U (en) * | 2018-12-21 | 2019-08-23 | 济南鸿运食品有限公司 | A kind of shelled peanut screening cage |
| CN210651441U (en) * | 2019-08-21 | 2020-06-02 | 康派新材料科技(扬州)有限公司 | Dry classified screening device of masterbatch |
| CN211587394U (en) * | 2019-12-12 | 2020-09-29 | 内蒙古白音华蒙东露天煤业有限公司 | Multilayer formula coal screening classification structure |
| CN212241698U (en) * | 2020-06-01 | 2020-12-29 | 优矿塑新材料科技(芜湖)有限公司 | A material strip cuts grain device for production of plastics master batch |
| CN112238543A (en) * | 2020-09-25 | 2021-01-19 | 马鞍山金瓦格机械科技有限公司 | Multi-cylinder type color master batch sorting device and sorting method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4177366B2 (en) * | 2004-10-13 | 2008-11-05 | リーター・アウトマーティク・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング | Process for continuously drying wet granulated material transferred by a screen type belt conveyor, and apparatus for realizing the process |
-
2021
- 2021-01-31 CN CN202110132176.2A patent/CN112936647B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4176601A (en) * | 1977-06-27 | 1979-12-04 | Precision Screen Machines, Inc. | Automated towel transfer printing, feeding, drying and folding apparatus |
| CN203791210U (en) * | 2014-01-09 | 2014-08-27 | 缙云县工拓机械设备有限公司 | Metallic gasket screening device |
| CN109605621A (en) * | 2018-11-21 | 2019-04-12 | 邓江红 | A kind of plastic grain conveying device with functions/drying |
| CN209287658U (en) * | 2018-12-21 | 2019-08-23 | 济南鸿运食品有限公司 | A kind of shelled peanut screening cage |
| CN210651441U (en) * | 2019-08-21 | 2020-06-02 | 康派新材料科技(扬州)有限公司 | Dry classified screening device of masterbatch |
| CN211587394U (en) * | 2019-12-12 | 2020-09-29 | 内蒙古白音华蒙东露天煤业有限公司 | Multilayer formula coal screening classification structure |
| CN212241698U (en) * | 2020-06-01 | 2020-12-29 | 优矿塑新材料科技(芜湖)有限公司 | A material strip cuts grain device for production of plastics master batch |
| CN112238543A (en) * | 2020-09-25 | 2021-01-19 | 马鞍山金瓦格机械科技有限公司 | Multi-cylinder type color master batch sorting device and sorting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112936647A (en) | 2021-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112959542B (en) | Integrative system of masterbatch drying and screening | |
| CN112936647B (en) | Flexible screening plant of distributed masterbatch | |
| CN208084708U (en) | A kind of special weightless title automatic feeder of Masterbatch production | |
| CN205731988U (en) | A kind of pneumatic breeze sieve classification machine | |
| CN208759815U (en) | A kind of plastic master batch screening recovery device with drying function | |
| CN204134929U (en) | A kind of energy-conservation color selector | |
| CN203556574U (en) | Vertical sorting device for urban household garbage | |
| CN206780748U (en) | A kind of screening machine | |
| CN219817062U (en) | Diamond screening filter equipment | |
| CN209987229U (en) | Dry screening plant of masterbatch | |
| CN208944526U (en) | A kind of Masterbatch screening plant | |
| CN206759989U (en) | A kind of small-sized intermittence is dusted seed-coating machine | |
| CN206435479U (en) | A kind of catalyst wet material separating device | |
| CN110667041A (en) | Novel injection molding device | |
| CN215359349U (en) | Automatic change plastic granules sieving mechanism | |
| CN213291118U (en) | Injection molding machine feed arrangement is used in injection molding goods production | |
| CN222000691U (en) | A feed screening machine that can be automatically cleaned by backblowing | |
| CN220658362U (en) | Classifying and screening device for materials | |
| CN207240592U (en) | A kind of molding powder screening machine | |
| CN214371613U (en) | Raw materials drying chamber is used in film production | |
| CN216760461U (en) | Finished product storage device for ventilative master batch | |
| CN212310270U (en) | Efficient cleaning device for plastic particles | |
| CN221604855U (en) | Discharging device of granulator for masterbatch production | |
| CN207669578U (en) | A kind of rapid drying device of Masterbatch | |
| CN220072424U (en) | Plastic powder sorting equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |