CN206855812U - A kind of waste or used plastics Single screw extrusion Granulation Equipments - Google Patents
A kind of waste or used plastics Single screw extrusion Granulation Equipments Download PDFInfo
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- CN206855812U CN206855812U CN201720561994.3U CN201720561994U CN206855812U CN 206855812 U CN206855812 U CN 206855812U CN 201720561994 U CN201720561994 U CN 201720561994U CN 206855812 U CN206855812 U CN 206855812U
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Abstract
A kind of waste or used plastics Single screw extrusion Granulation Equipments is the utility model is related to, belongs to waste or used plastics technical field of comprehensive utilization.Technical scheme is:Exempt from draping die head comprising the forced feeding machine being connected with each other successively, one section of single screw extrusion machine, two sections of single screw extrusion machines, two sections, three sections of single screw extrusion machines and three sections exempt from draping die head.The beneficial effects of the utility model are:It can produce that impurity content is low, quality is good, epigranular, the plastic grain of smooth in appearance, and yield is high, steady quality, energy consumption is low, and can realize online cleaning filter screen, environmental protection, benefits the nation and the people.
Description
Technical field
A kind of waste or used plastics Single screw extrusion Granulation Equipments is the utility model is related to, belongs to waste or used plastics comprehensive utilization technique
Field.
Background technology
The recycling of waste or used plastics is a part for resource environment protection industry and recycling economy, plastic reclaimed extruding pelletization
It is one of important link;At present, the plastic reclaimed extruding and granulating equipment that granulation producer uses, mostly common comminutor, its
Structure mainly uses the structure of extruder+plain filter+die head+cooling device+pelleter, or extruder+common filtering
Device+die head+fervent air-cooled or water cooling structure.The Granulation Equipments generally existing of both structures feeds slow and inlet amount not
The problem of stable.Traditional extruder mode of heating is used outside extruder barrel, by coating mica sheet come to extruder
Heated, the problem of cylinder heating is uneven, programming rate is slow be present, limit the barrel diameter size of extruder, yield
It can not improve.And plain filter has that filter area is small, and screen pack easily blocks, it is impossible to carry out cleaning filter screen online, more
It must shut down and be changed when changing screen pack, cause low production efficiency.
Utility model content
The utility model purpose is to provide a kind of waste or used plastics Single screw extrusion Granulation Equipments, can produce impurity content
It is low, quality is good, epigranular, the plastic grain of smooth in appearance, and yield is high, and steady quality, energy consumption is low, and can realize
Line cleans filter screen, solves problem present in background technology.
The technical solution of the utility model is:
A kind of waste or used plastics Single screw extrusion Granulation Equipments, include the forced feeding machine being connected with each other successively, one section of single spiral shell
Bar extruder, two sections of single screw extrusion machines, two sections exempt from draping die head, three sections of single screw extrusion machines and three sections exempt from draping die head;
The forced feeding machine, includes upper shell, lower house, blade and power transmission shaft;The upper shed of upper shell is charging aperture,
The under shed of lower house is discharging opening, and upper shell and lower house are mutually matched, and inside sets blade and power transmission shaft, and power transmission shaft is provided with six
Individual blade, each blade are provided with four flabellums, and the fan blade angles between adjacent two blades are staggered 15 degree, four flabellum phases
Poor 60 degree, accumulative 360 degree of the difference of six blades, form a complete circumference;
One section of single screw extrusion machine, includes reductor one, charging aperture one, housing one, bearing one, electromagnetic heating coil
First, exhaust outlet one, discharging opening one, support one, motor one and extruder screw one, support one are provided with reductor one, bearing one
With motor one, reductor one and motor one are connected with each other, the output end of reductor one and the extruder spiral shell being arranged on bearing one
The front end of bar one connects, and the outside of extruder screw one is provided with housing one, and the front end of housing one is provided with charging aperture one, charging aperture one and by force
The discharging opening connection of batcher processed;Housing one is externally provided with electromagnetic heating coil one, and the rear end of housing one is provided with exhaust outlet one, extruder
The rear end of screw rod one is provided with discharging opening one;The draw ratio of one section of single screw extrusion machine is 18.85;
Two sections of single screw extrusion machines, add comprising reductor two, charging aperture two, extruder housing two, bearing two, electromagnetism
Heat coil two, exhaust outlet two, discharging opening two, support two, motor two, extruder screw two;Support two is provided with reductor two, branch
Seat two and motor two, reductor two and motor two are connected with each other, the output end of reductor two and the extrusion being arranged on bearing two
The front end of machine screw rod two connects, and the outside of extruder screw two is provided with housing two, and the front end of housing two is provided with charging aperture two, charging aperture two
It is connected with the discharging opening one of one section of single screw extrusion machine;Housing two is externally provided with electromagnetic heating coil two, and the rear end of housing two is provided with row
Gas port two, the rear end of extruder screw two are provided with discharging opening two;The draw ratio of two sections of single screw extrusion machines is 20;
Described two sections are exempted from draping die head, comprising housing four, charging aperture four, slag-drip opening, slag-discharging valve four, discharging opening four, are scraped
Knife decelerator four, blade shaft four, scraper four, sieve plate four and liner plate four;The output shaft and housing of scraper decelerator four
Blade shaft four in four is connected, and scraper four, sieve plate four and liner plate four are sequentially provided with blade shaft four;Sieve plate four divides housing four
Front and rear two chamber, the ante-chamber of housing four are provided with charging aperture four and slag-drip opening four, and slag-drip opening four is provided with slag-discharging valve four, charging aperture four
It is connected with the discharging opening two of two sections of single screw extrusion machines;The back cavity of housing four is provided with discharging opening four;
Three sections of single screw extrusion machines, include reductor three, charging aperture three, housing three, electromagnetic heating coil three, cooling
Sparge pipe, bearing three, discharging opening three, support three, motor three and extruder screw three;Support three is provided with reductor three, bearing
Three and motor three, reductor three and motor three be connected with each other, the output end of reductor three and the extruder being arranged on bearing three
The front end of screw rod three connects, and the outside of extruder screw three is provided with housing three, and the front end of housing three is provided with charging aperture three, charging aperture three and
Two sections of discharging openings four for exempting from draping die head connect;Housing three is externally provided with electromagnetic heating coil three, and the rear end of extruder screw three is provided with
Discharging opening three;The top of housing three is provided with cooling sparge pipe, and the draw ratio of three sections of single screw extrusion machines is 11.3;
Described three sections are exempted from draping die head, comprising housing five, charging aperture five, slag-drip opening five, slag-discharging valve five, discharging opening five,
Scraper decelerator five, blade shaft five, scraper five, sieve plate five and liner plate five, the output shaft and shell of scraper decelerator five
Blade shaft five in body five is connected, and scraper five, sieve plate five and liner plate five are sequentially provided with blade shaft five;Sieve plate five divides housing five
For front and rear two chamber, the ante-chamber of housing five is provided with charging aperture five and slag-drip opening five, and slag-drip opening five is provided with slag-discharging valve five, charging aperture
Five are connected with the discharging opening three of three sections of single screw extrusion machines;The back cavity of housing five is provided with discharging opening five.
The both sides of the forced feeding machine drum body are respectively equipped with fore side bearing body and transmission side bearing body, operate side bearing
Bearing is respectively equipped with body and transmission side bearing body, power transmission shaft is arranged on the bearing of cylinder both sides.
The blade of the forced feeding machine, it is pressed into face and uses arcuate structure, ensure that waste or used plastics can be continual
Charging aperture is pressed into, and unnecessary plastics can also be scraped by blade, prevent charging aperture blocks and batcher is stuck from causing electricity
Machine burning is ruined.
One section of single screw extrusion machine, its extruder screw one divide for four sections, are feeding section A, compression section B, meter respectively
Measure section C, batch mixing segment D, exhaust section E;Charging aperture one matches to be matched in exhaust section E in feeding section A, exhaust outlet one and discharging opening one.
The bottom of housing one corresponds to feeding section A position, provided with discharge outlet one.
Two sections of single screw extrusion machines, its extruder screw two divide for four sections, are feeding section F, compression section G respectively, mix
Expect section H, exhaust section I;Charging aperture two matches to be matched in exhaust section I in feeding section F, exhaust outlet two and discharging opening two.
Three sections of single screw extrusion machines, its extruder screw two divide for three sections, are feeding section J, compression section K, meter respectively
Measure section L;Charging aperture three matches to be matched in metering section L in feeding section J, discharging opening two.
Three sections of plasticizing plastics for exempting from the discharge of draping die head, enter Water ring granulator, and plastics are from Water ring granulator sieve plate hole
Middle extrusion, after cutting into plastic grain by the scraper on sieve plate, in the presence of the centrifugal force of high speed revolving scraper, particle is got rid of
Be cooled solidification in water ring on to cylinder, with the flowing of water ring, the plastic grain outflow after solidification, enters snakelike tank
It is interior, further cooled down;Plastic grain after cooling is entered in drier, is divested moisture content, and the particle after dehydration enters
After being sorted in vanning according to the size of particle, automatic weighting baling press is entered, carries out bagging and packaging.
The beneficial effects of the utility model are:It can produce that impurity content is low, quality is good, epigranular, smooth in appearance
Plastic grain, and yield is high, and steady quality, energy consumption is low, and can realize online cleaning filter screen, and environmental protection, benefit the nation profit
The people.
Brief description of the drawings
Fig. 1 is the utility model embodiment forced feeding machine structural representation;
Fig. 2 is the utility model embodiment forced feeding machine schematic cross-sectional view;
Fig. 3 is the blade schematic diagram of the utility model embodiment forced feeding machine;
Fig. 4 is one section of single screw extrusion machine schematic diagram of the utility model embodiment;
Fig. 5 is one section of single screw extrusion machine screw rod schematic diagram of the utility model embodiment;
Fig. 6 is two sections of single screw extrusion machine schematic diagrames of the utility model embodiment;
Fig. 7 is two sections of single screw extrusion machine screw rod schematic diagrames of the utility model embodiment;
Fig. 8 is two sections of the utility model embodiment and exempts from draping die head schematic diagram;
Fig. 9 is two sections of the utility model embodiment and exempts from draping die head schematic cross-sectional view;
Figure 10 is three sections of single screw extrusion machine schematic diagrames of the utility model embodiment;
Figure 11 is three sections of single screw extrusion machine screw rod schematic diagrames of the utility model embodiment;
Figure 12 is three sections of the utility model embodiment and exempts from draping die head schematic diagram;
Figure 13 is three sections of the utility model embodiment and exempts from draping die head schematic cross-sectional view;
In figure:Upper shell 1, lower house 2, blade 3, fore side bearing body 4, power transmission shaft 5, transmission side bearing body 6, bearing 7,
Reductor 1, charging aperture 1, housing 1, bearing 1, electromagnetic heating coil 1, housing adpting flange 1, exhaust
Mouth 1, discharging opening 1, support 1, motor 1, motor pulley 1, reductor belt wheel 1, extruder screw
One 20;Reductor 2 21, charging aperture 2 22, extruder housing 2 23, bearing 2 24, electromagnetic heating coil 2 25, exhaust outlet two
26th, discharging opening 2 27, support 2 28, motor 2 29, motor pulley 2 30, reductor belt wheel 2 31, extruder screw 2 32,
Housing 4 33, slag-discharging valve 4 34, slag-discharging valve drive device 4 35, discharging opening 4 36, scraper decelerator 4 37, scraper
Locknut 4 38, blade shaft 4 39, scraper 4 40, sieve plate 4 41, liner plate 4 42, reductor 3 43, charging aperture 3 44, housing three
45th, electromagnetic heating coil 3 46, cooling sparge pipe 47, bearing 3 48, discharging opening 3 49, support 3 50, motor 3 51, motor skin
Belt wheel 3 52, reductor belt wheel 3 53, extruder screw 3 54, scraper locknut 5 55, scraper 5 56, sieve plate 5 57, liner plate five
58th, blade shaft 5 59, housing 5 60, slag-discharging valve 5 61, slag-discharging valve drive device 5 62, discharging opening 5 63, scraper slow down
Motor 5 64.
Embodiment
Below in conjunction with accompanying drawing, by example, the utility model is described in further detail.
A kind of waste or used plastics Single screw extrusion Granulation Equipments, include the forced feeding machine being connected with each other successively, one section of single spiral shell
Bar extruder, two sections of single screw extrusion machines, two sections exempt from draping die head, three sections of single screw extrusion machines and three sections exempt from draping die head;
The forced feeding machine, include upper shell 1, lower house 2, blade 3 and power transmission shaft 5;The upper shed of upper shell 1 be into
Material mouth, the under shed of lower house 2 is discharging opening, and upper shell 1 and lower house 2 are mutually matched, and inside set blade 3 and power transmission shaft 5, transmission
Axle 5 is provided with six blades 3, and each blade is provided with four flabellums, and the fan blade angles between adjacent two blades are staggered 15
Degree, four flabellums differ 60 degree, accumulative 360 degree of the difference of six blades, form a complete circumference.
The both sides of the forced feeding machine drum body are respectively equipped with fore side bearing body 4 and transmission side bearing body 6, operate side axle
Hold and bearing is respectively equipped with body 4 and transmission side bearing body 6, power transmission shaft 5 is arranged on the bearing 7 of cylinder both sides.
The blade of the forced feeding machine, it is pressed into face and uses arcuate structure, ensure that waste or used plastics can be continual
Charging aperture is pressed into, and unnecessary plastics can also be scraped by blade, prevent charging aperture blocks and batcher is stuck from causing electricity
Machine burning is ruined.
One section of single screw extrusion machine, adds comprising reductor 1, charging aperture 1, housing 1, bearing 1, electromagnetism
Heat coil 1, exhaust outlet 1, discharging opening 1, support 1, motor 1 and extruder screw 1, on support 1
Provided with reductor 1, bearing 1 and motor 1, reductor 1 and motor 1 are connected with each other, the output of reductor 1
The front end of extruder screw 1 connection on bearing 1 is held and is arranged on, the outside of extruder screw 1 is provided with housing one
10, the front end of housing 1 is provided with charging aperture 1, and charging aperture 1 is connected with the discharging opening of forced feeding machine;Housing 1 is externally provided with
Electromagnetic heating coil 1, the rear end of housing one are provided with exhaust outlet 1, and the rear end of extruder screw 1 is provided with discharging opening 1;One
The draw ratio of section single screw extrusion machine is 18.85.
One section of single screw extrusion machine, its extruder screw one divide for four sections, are feeding section A, compression section B, meter respectively
Measure section C, batch mixing segment D, exhaust section E;The matching of charging aperture 1 is being vented in feeding section A, exhaust outlet 1 and the matching of discharging opening 1
Section E.The bottom of housing one corresponds to feeding section A position, provided with discharge outlet one.
The housing is longer, is divided into two sections, centre is connected as a single entity by housing adpting flange 1.
The motor 1 is provided with motor pulley 1, and reductor 1 is provided with reductor belt wheel 1, reductor
1 and motor 1 be connected with each other by belt.
Because the mode of heating of old-fashioned screw extruder uses the mode of heating of the cladding mica sheet on the shell of extruder,
Heat is slowly delivered on screw rod by shell, and transmission efficiency is low, and it is uneven to conduct heat, and limits outer screw diameter size.This practicality is new
The heating of type single screw extrusion machine employs the mode of heating of magnet coil, and the efficiency of heating surface is high, and heat transfer is fast, housing and screw rod
The temperature difference is small, and temperature of the waste or used plastics in screw rod is uniform, and plasticizing effect is good, and electromagnetic heating coil can enter trip temperature with subregion
Control, the plasticizing effect of waste or used plastics, stabilized product quality can be accurately controlled.As a result of Electromagnetic Heating, improve
Heating effect, increase the diameter of screw rod, the draw ratio of one section of single screw extrusion machine is 18.85, adds yield.
Two sections of single screw extrusion machines, include reductor 2 21, charging aperture 2 22, extruder housing 2 23, bearing two
24th, electromagnetic heating coil 2 25, exhaust outlet 2 26, discharging opening 2 27, support 2 28, motor 2 29, extruder screw 2 32;Branch
Frame two is provided with reductor two, bearing two and motor two, and reductor two and motor two are connected with each other, the output end of reductor two with
The front end of extruder screw two connection being arranged on bearing two, the outside of extruder screw two is provided with housing two, the front end of housing two
Provided with charging aperture two, charging aperture two is connected with the discharging opening one of one section of single screw extrusion machine;Housing two is externally provided with Electromagnetic Heating line
Circle two, the rear end of housing two is provided with exhaust outlet two, and the rear end of extruder screw two is provided with discharging opening two;The length of two sections of single screw extrusion machines
Footpath ratio is 20.
Two sections of single screw extrusion machines, its extruder screw two divide for four sections, are feeding section F, compression section G respectively, mix
Expect section H, exhaust section I;Charging aperture two matches to be matched in exhaust section I in feeding section F, exhaust outlet two and discharging opening two.
The motor two is provided with motor pulley 2 30, and reductor two is provided with reductor belt wheel 2 31, reductor two
It is connected with each other with motor two by belt.
The main function of two sections of extruders is that mix further to waste or used plastics plastifies, and waste or used plastics is plastified one
Cause, discharge caused gas in plasticizing process, the compactness of reinforced plastics particle.
Described two sections are exempted from draping die head, include housing 4 33, charging aperture four, slag-drip opening, slag-discharging valve 4 34, discharging opening four
36th, scraper decelerator 4 37, blade shaft 4 39, scraper 4 40, sieve plate 4 41 and liner plate 4 42;Scraper decelerator four
37 output shaft is connected with the blade shaft 4 39 in housing 4 33, and scraper 4 40, sieve plate 4 41 are sequentially provided with blade shaft 4 39
With liner plate 4 42;4 33 points by housing of sieve plate 4 41 is front and rear two chambers, and the ante-chamber of housing four is provided with charging aperture four and slag-drip opening four,
Slag-drip opening four is provided with slag-discharging valve 4 34, and charging aperture four is connected with the discharging opening 2 27 of two sections of single screw extrusion machines;Housing four
33 back cavity is provided with discharging opening 4 36.
The scraper 4 40 is fixed on blade shaft 4 39 by scraper locknut 4 38.
The slag-discharging valve 4 34 is connected with slag-discharging valve drive device 4 35.
The aperture of the sieve plate is 20 mesh
Two sections are exempted from draping die head, and effect is to discharge impurity after two sections of single screw extrusion machines plasticizings in waste or used plastics and big
Particle;20 mesh are typically selected in the aperture of sieve plate.
After the waste or used plastics of plasticizing enter housing four, scraper four is rotated, and big particle and impurity are arranged by scraper four blade
Cinder notch four, the slag-discharging valve drive device four of slag-discharging valve four, motorized motions, pneumatic or Driven by Hydraulic Cylinder, control can be used
Mode processed can use pressure sensor control and timing controlled;When being controlled using pressure sensor, when in the ante-chamber of housing four
When pressure reaches setting value, slag-discharging valve four is opened, and impurity is discharged;, can be according to waste or used plastics when using timing controlled
In impure number, freely control time of the open and close of slag-discharging valve four.As a result of autocontrol valve, section
Cost of labor has been saved, and has avoided and manually opens residual cake valve not in time, has caused sieve plate because pressure is excessive, has squeezed the thing of broken sieve plate
Therefore.
After the plastics of plasticizing are by sieve plate four, then by liner plate four, the main function of liner plate four is supporting screening plate four, is avoided
Sieve plate four deforms and breakage.Discharging opening four is pooled to by the plasticizing plastic of liner plate four, into three sections of single screw extrusion machines.
Three sections of single screw extrusion machines, include reductor 3 43, charging aperture 3 44, housing 3 45, electromagnetic heating coil
3 46, sparge pipe 47, bearing 3 48, discharging opening 3 49, support 3 50, motor 3 51 and extruder screw 3 54 are cooled down;Support
Three are provided with reductor three, bearing three and motor three, and reductor three and motor three are connected with each other, and the output end of reductor three is with setting
The front end of extruder screw three connection on bearing three is put, the outside of extruder screw three is provided with housing three, and the front end of housing three is set
There is charging aperture three, charging aperture three is connected with two sections of discharging openings for exempting from draping die head four;Housing three is externally provided with electromagnetic heating coil three,
The rear end of extruder screw three is provided with discharging opening three;The top of housing three is provided with cooling sparge pipe 47, three sections of single screw extrusion machines
Draw ratio is 11.3.
Three sections of single screw extrusion machines, its extruder screw two divide for three sections, are feeding section J, compression section K, meter respectively
Measure section L;Charging aperture three matches to be matched in metering section L in feeding section J, discharging opening two.
The motor three is provided with motor pulley 3 52, and reductor three is provided with reductor belt wheel 3 53, reductor three
It is connected with each other with motor three by belt.
Three sections of single screw extrusion machine effects are to the further mixing of waste or used plastics, make waste or used plastics plasticizing consistent,
The compactness of reinforced plastics particle.Cooling water pipe is mounted with above three sections of single screw extrusion machines, for being moulded in adjusting screw rod
Change the temperature of plastics, reach the requirement of technique.
Described three sections are exempted from draping die head, include housing 5 60, charging aperture five, slag-drip opening five, slag-discharging valve 5 61, discharging opening
5 63, scraper decelerator 5 64, blade shaft 5 59, scraper 5 56, sieve plate 5 57 and liner plate 5 58, scraper decelerator
Five output shaft is connected with the blade shaft five in housing five, and scraper five, sieve plate five and liner plate five are sequentially provided with blade shaft five;Sieve
Housing five is divided to by plate five is provided with charging aperture five and slag-drip opening five for front and rear two chamber, the ante-chamber of housing five, and slag-drip opening five is provided with row
Slag valve five, charging aperture five are connected with the discharging opening 3 49 of three sections of single screw extrusion machines;The back cavity of housing five is provided with discharging opening five.
The scraper five is fixed on blade shaft five by scraper locknut 5 55.
The slag-discharging valve five is connected with slag-discharging valve drive device 5 62.
The aperture of the sieve plate is 20-30 mesh
It is impurity after discharge three sections of single screw extrusion machines plasticizing in waste or used plastics and big that three sections, which are exempted from the effect of draping die head,
20-30 mesh is typically selected in particle, the aperture of sieve plate.
After the waste or used plastics of plasticizing enter housing five, scraper five rotates, and big particle and impurity are by the row of scraping of scraper five
Cinder notch five, slag-discharging valve drive device five can use motorized motions, pneumatic or hydraulic cylinder to drive, and control mode can use pressure
Force snesor controls and timing controlled;When being controlled using pressure sensor, when the pressure in the ante-chamber of housing five reaches setting value,
Slag-discharging valve five is opened, and impurity is discharged;When using timing controlled, can according to how much impure in waste or used plastics, from
By the time of the control slag-discharging valve open and close of five.As a result of autocontrol valve, cost of labor is saved, and
And avoid and manually open residual cake valve not in time, sieve plate is caused because pressure is excessive, squeezes the accident of broken sieve plate.
After the plastics of plasticizing are by sieve plate five, then by liner plate five, the main function of liner plate five is supporting screening plate five, is avoided
Sieve plate deforms and breakage.
Discharging opening five is pooled to by the plasticizing plastic of liner plate five, is discharged to Water ring granulator import.The plastics warp of plasticizing
After crossing Water ring granulator pelletizing, snakelike tank cooling is discharged to;After sloughing moisture content by drier, vanning is transported to, by vanning
Screening after, qualified product is transported to packaging system of weighing by blower fan, carries out packing of weighing.
The present embodiment course of work is as follows:
Reuse of waste plastics conveyer belt after washing dehydration, is transported to forced feeding machine, and forced feeding machine uniformly will
Waste or used plastics are pressed into the charging aperture one of one section of single screw extrusion machine;In the feeding section A of one section of single screw extrusion machine, waste or used plastics
In moisture content be extruded, discharged from one section of Single screw extrusion motor spindle;Under the promotion of extruder screw one, waste or used plastics are pressed
Real to enter compression section B, in compression section B, waste or used plastics are gradually plastified;Waste or used plastics after plasticizing are squeezed into metering section C, are counting
Section C is measured, waste or used plastics are mixed and shearing;Batch mixing segment D is entered, the waste or used plastics for further making not plastify plastify;Pass through row
During gas section E, the gas and impurity that are mixed in waste or used plastics exclude from exhaust outlet one, and the plasticizing plastic after exhaust continues to be compressed
Afterwards, discharged from discharging opening one;
The plasticizing plastic discharged from discharging opening one enters directly into the feeding section F of two sections of single screw extrusion machines, is extruding
Under the promotion of machine screw rod two, plasticizing plastic reaches compression section G, after further mixing plasticizing and compression, is squeezed into batch mixing
Section H, makes the plastics after plasticizing sufficiently be mixed, and further improves plastics plasticizing effect;Mixed plasticizing plastic enters
To after exhaust section I, gas and impurity in plastics are discharged from exhaust outlet two, and the plastics of plasticizing are reached by after further compress
Two sections at two sections of single screw extrusion machine discharging openings two are exempted from draping die head;Exempt from two sections in draping die head, larger particle and miscellaneous
After matter scrapes slag-drip opening four by the scraper four on web plate four, regularly discharged from slag-drip opening four;Remaining smaller particle plasticizing plastic
By sieve plate four, discharged from discharging opening four;
Exempt from the plasticizing plastic of the discharge of draping mould discharge door four from two sections, enter the charging of three sections of single screw extrusion machines
Section J, under the promotion of extruder screw three, plastics reach compression section K, and the plastics plastified herein are sufficiently stirred, and mixing is equal
It is even, and further compressed, to improve the density of plastic grain;Well mixed plasticizing plastic is extruded machine screw rod three and promoted
To metering section L, in metering section L, the plastics of plasticizing are uniformly discharged to three sections and exempt from draping die head, and larger particle and impurity are by net
Scraper five on plate five scrapes slag-drip opening five, is regularly discharged from slag-drip opening five;Remaining smaller particle plasticizing plastic passes through sieve plate
Five, discharge, be granulated from discharging opening five.
Three sections of plasticizing plastics for exempting from the discharge of draping die head, enter Water ring granulator, and plastics are from Water ring granulator sieve plate hole
Middle extrusion, after cutting into plastic grain by the scraper on sieve plate, in the presence of the centrifugal force of high speed revolving scraper, particle is got rid of
Be cooled solidification in water ring on to cylinder, with the flowing of water ring, the plastic grain outflow after solidification, enters snakelike tank
It is interior, further cooled down;Plastic grain after cooling is entered in drier, is divested moisture content, and the particle after dehydration enters
After being sorted in vanning according to the size of particle, automatic weighting baling press is entered, carries out bagging and packaging.
Claims (6)
- A kind of 1. waste or used plastics Single screw extrusion Granulation Equipments, it is characterised in that:Comprising the forced feeding machine being connected with each other successively, One section of single screw extrusion machine, two sections of single screw extrusion machines, two sections exempt from draping die head, three sections of single screw extrusion machines and three sections exempt from draping Die head;The forced feeding machine, includes upper shell(1), lower house(2), blade(3)And power transmission shaft(5);Upper shell(1)On open Mouthful it is charging aperture, lower house(2)Under shed be discharging opening, upper shell(1)And lower house(2)It is mutually matched, inside sets blade(3) And power transmission shaft(5), power transmission shaft(5)It is provided with six blades(3), each blade is provided with four flabellums, adjacent two blades Between fan blade angles be staggered 15 degree, four flabellums differ 60 degree, and accumulative 360 degree of the difference of six blades, formation one is completely Circumference;One section of single screw extrusion machine, includes reductor one(8), charging aperture one(9), housing one(10), bearing one(11), electricity Magnetic heating coil one(12), exhaust outlet one(14), discharging opening one(15), support one(16), motor one(17)And extruder screw One(20), support one(16)It is provided with reductor one(8), bearing one(11)With motor one(17), reductor one(8)With motor one (17)It is connected with each other, reductor one(8)Output end and be arranged on bearing one(11)On extruder screw one(20)Front end connects Connect, extruder screw one(20)Outside be provided with housing one(10), housing one(10)Front end is provided with charging aperture one(9), charging aperture One(9)It is connected with the discharging opening of forced feeding machine;Housing one(10)It is externally provided with electromagnetic heating coil one(12), the rear end of housing one is set There is exhaust outlet one(14), extruder screw one(20)Rear end is provided with discharging opening one(15);The draw ratio of one section of single screw extrusion machine For 18.85;Two sections of single screw extrusion machines, include reductor two(21), charging aperture two(22), extruder housing two(23), bearing Two(24), electromagnetic heating coil two(25), exhaust outlet two(26), discharging opening two(27), support two(28), motor two(29), squeeze Go out machine screw rod two(32);Support two is provided with reductor two, bearing two and motor two, and reductor two and motor two are connected with each other, The output end of reductor two is connected with the front end of extruder screw two being arranged on bearing two, and the outside of extruder screw two is provided with Housing two, the front end of housing two are provided with charging aperture two, and charging aperture two is connected with the discharging opening one of one section of single screw extrusion machine;Housing two Electromagnetic heating coil two is externally provided with, the rear end of housing two is provided with exhaust outlet two, and the rear end of extruder screw two is provided with discharging opening two;Two sections The draw ratio of single screw extrusion machine is(20);Described two sections are exempted from draping die head, include housing four(33), charging aperture four, slag-drip opening, slag-discharging valve four(34), discharging opening four (36), scraper decelerator four(37), blade shaft four(39), scraper four(40), sieve plate four(41)With liner plate four(42);Scraper Decelerator four(37)Output shaft and housing four(33)Interior blade shaft four(39)Connection, blade shaft four(39)On set successively There is scraper four(40), sieve plate four(41)With liner plate four(42);Sieve plate four(41)By housing four(33)It is divided into front and rear two chamber, housing four Ante-chamber be provided with charging aperture four and slag-drip opening four, slag-drip opening four is provided with slag-discharging valve four(34), charging aperture four and two sections of single spiral shells The discharging opening two of bar extruder(27)Connection;Housing four(33)Back cavity be provided with discharging opening four(36);Three sections of single screw extrusion machines, include reductor three(43), charging aperture three(44), housing three(45), Electromagnetic Heating line Circle three(46), cooling sparge pipe(47), bearing three(48), discharging opening three(49), support three(50), motor three(51)And extruder Screw rod three(54);Support three is provided with reductor three, bearing three and motor three, and reductor three and motor three are connected with each other, and slows down The output end of machine three is connected with the front end of extruder screw three being arranged on bearing three, and the outside of extruder screw three is provided with housing Three, the front end of housing three is provided with charging aperture three, and charging aperture three is connected with two sections of discharging openings for exempting from draping die head four;Housing three is externally provided with Electromagnetic heating coil three, the rear end of extruder screw three are provided with discharging opening three;The top of housing three is provided with cooling sparge pipe(47), three The draw ratio of section single screw extrusion machine is 11.3;Described three sections are exempted from draping die head, include housing five(60), charging aperture five, slag-drip opening five, slag-discharging valve five(61), discharging opening Five(63), scraper decelerator five(64), blade shaft five(59), scraper five(56), sieve plate five(57)With liner plate five(58), scrape The output shaft of knife decelerator five is connected with the blade shaft five in housing five, and scraper five, sieve plate are sequentially provided with blade shaft five Five and liner plate five;Housing five is divided to by sieve plate five is provided with charging aperture five and slag-drip opening five, deslagging for front and rear two chamber, the ante-chamber of housing five Mouth five is provided with the discharging opening three of slag-discharging valve five, charging aperture five and three sections of single screw extrusion machines(49)Connection;After housing five Chamber is provided with discharging opening five.
- A kind of 2. waste or used plastics Single screw extrusion Granulation Equipments according to claim 1, it is characterised in that:It is described to be forced to The both sides of material machine drum body are respectively equipped with fore side bearing body(4)With transmission side bearing body(6), fore side bearing body(4)And transmission Side bearing body(6)On be respectively equipped with bearing, power transmission shaft(5)It is arranged on the bearing of cylinder both sides(7)On.
- A kind of 3. waste or used plastics Single screw extrusion Granulation Equipments according to claim 1 or 2, it is characterised in that:It is described strong The blade of batcher processed, it is pressed into face and uses arcuate structure.
- A kind of 4. waste or used plastics Single screw extrusion Granulation Equipments according to claim 1 or 2, it is characterised in that:Described one Section single screw extrusion machine, its extruder screw one divides for four sections, be respectively feeding section A, compression section B, metering section C, batch mixing segment D, Exhaust section E;Charging aperture one(9)Matching is in feeding section A, exhaust outlet one(14)With discharging opening one(15)Matching is in exhaust section E;Housing One bottom corresponds to feeding section A position, provided with discharge outlet one.
- A kind of 5. waste or used plastics Single screw extrusion Granulation Equipments according to claim 1 or 2, it is characterised in that:Described two Section single screw extrusion machine, its extruder screw two divides for four sections, is feeding section F, compression section G, batch mixing segment H, exhaust section I respectively; Charging aperture two matches to be matched in exhaust section I in feeding section F, exhaust outlet two and discharging opening two.
- A kind of 6. waste or used plastics Single screw extrusion Granulation Equipments according to claim 1 or 2, it is characterised in that:Described three Section single screw extrusion machine, its extruder screw two divides for three sections, is feeding section J, compression section K, metering section L respectively;Charging aperture three Matching is matched in metering section L in feeding section J, discharging opening two.
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CN106945193A (en) * | 2017-05-19 | 2017-07-14 | 唐山鼎业塑材科技有限公司 | A kind of waste or used plastics Single screw extrusion Granulation Equipments and technique |
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CN106945193A (en) * | 2017-05-19 | 2017-07-14 | 唐山鼎业塑材科技有限公司 | A kind of waste or used plastics Single screw extrusion Granulation Equipments and technique |
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