CN108858905A - EPS particulate charge device and its control method - Google Patents
EPS particulate charge device and its control method Download PDFInfo
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- CN108858905A CN108858905A CN201810468782.XA CN201810468782A CN108858905A CN 108858905 A CN108858905 A CN 108858905A CN 201810468782 A CN201810468782 A CN 201810468782A CN 108858905 A CN108858905 A CN 108858905A
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- hopper
- bead
- stop gauge
- feed hopper
- feed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
- B29C31/06—Feeding of the material to be moulded, e.g. into a mould cavity in measured doses, e.g. by weighting
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- Mechanical Engineering (AREA)
- Robotics (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The present invention relates to technical field of plastic production, specifically, it is related to a kind of EPS particulate charge device and its control method, feed pipe is equipped with above its device noumenon, mounting plate is equipped with above feed pipe, the pressure sensor for measuring pressure is equipped with below mounting plate, pressure sensor is mounted in device noumenon；Mounting plate be equipped with through-hole corresponding above and below feed pipe, feed hopper is equipped in the through-hole, feed hopper section is rectangle, can be open on feed hopper and under can close, feed hopper is divided into left hopper and right hopper, and right hopper inner sleeve is on the inside of left hopper；Left hopper lower-left seamed edge and right hopper bottom right seamed edge are rotatably connected to respectively on the through-hole side wall.The present invention can realize the weighing of bead and the closing of feed pipe by the folding of feed hopper top and bottom, very convenient.
Description
Technical field
The present invention relates to technical field of plastic production, specifically, being related to a kind of EPS particulate charge device and its controlling party
Method.
Background technique
Polystyrene foam, abbreviation EPS, is foamed by granules of polystyrene, is mainly contained in granules of polystyrene poly-
Styrene, soluble pentane expansion composition and fireproof agent.In the forming process of EPS, the pentane in granules of polystyrene is heated
Gasification, expansion forms many closed cavitys in the grain, this uniform closed cavity structure determine EPS have it is many its
The unexistent characteristic of its material.
Softening when material bead is steam heated to 92 DEG C or more in continous way or Intermittert prefoaming machine, foaming agent volatilization
Loss particle volume is slowly expanded to required multiplying power or grammes per square metre.Stable multiplying power is the guarantee of fixed-type condition living, molding
Quality can just be ensured, since pre- clockwork spring part is not quite similar, allowed in expansion rate, appropriate adjustment sends out temperature, steam in advance
Pressure, inlet amount and expansion ratio are to obtain satisfied result.
EPS processing is general all by prefoam, skillful and several procedures of molding, in prefoam treatment process, mistake herein
Polymer beads in journey containing foaming agent soften in a heated condition, foaming agent volatilization.As a result, being generated in each bead
Expansion, forms many abscesses.The quantity final densities of abscess are controlled by heating temperature and heated time, at present prefoam process
Mainly completed by prefoaming machine, prefoaming machine it is complicated for operation, in prefoaming machine treatment process charging when cannot accurately weigh
The bead weight inside machine is put into, and the bead of different-diameter cannot be classified before foaming, if by different
The bead mixing of diameter carries out prefoam, this will affect the foaming effect and foaming capacity of bead.
Summary of the invention
The present invention provides a kind of EPS mixing device and its control method, certain or certain of the prior art can be overcome
A little defects.
A kind of EPS mixing device according to the present invention comprising device noumenon, device noumenon top are equipped with feed pipe, dress
It sets and is equipped with baffle in ontology, baffle will be separated into the first treatment trough and second processing slot inside device noumenon, in the first treatment trough
It is equipped with multiple support rods vertically, the multiple support rod is equipped with rubber spring, and it is inclined to be equipped with one above the multiple support rod
Sieve plate, sieve plate is located at below feed pipe and sieve plate one end alignment second processing slot；It is additionally provided in first treatment trough for making sieve plate
The eccentric wheel of vibration is equipped with drive shaft in eccentric wheel, and drive shaft both ends are mounted in device noumenon and drive shaft is by one first
Motor driven；Agitating device is equipped in second processing slot.
In a kind of EPS mixing device of the invention, bead enters on the sieve plate in device noumenon from feed pipe, sieve plate energy
Bead is screened, since sieve plate is inclined, so, large-scale bead can be flowed because of gravity on sieve plate until being flowed into
In two treatment troughs, and small-sized bead is dropped into after being screened by sieve plate in the first treatment trough, this is effectively by different size of pearl
Grain is screened, in case subsequent bead prefoam, different size of bead is separated to handle, can effectively improve in this way
The effect of prefoam.Drive shaft band movable eccentric wheel in first treatment trough rotates, and eccentric wheel rotation drives the vibration of sieve plate, thus
Realize the screening to bead.
Preferably, the bottom end of eccentric wheel is located at the first treatment trough slot bottom, multiple stir vertically is equipped in eccentric wheel plane
Mix bar.
In a kind of EPS mixing device of the invention, the bottom end of eccentric wheel is located at the first treatment trough slot bottom, this makes bias
Wheel is relatively large in diameter, and its rotation can be stirred the small-sized bead being located in the first treatment trough, in eccentric wheel plane
Multiple stirring rods are vertically equipped with, the rotation of such eccentric wheel drives the rotation of stirring rod, and the rotation of such eccentric wheel is so that stirring
Bar can be around drive shaft eccentric rotary, so that improve small-sized bead is stirred compounding effect, so that also can while screening
Mixing is stirred to the small-sized bead in the first treatment trough.
Preferably, device noumenon side is connected with the steam generator for conveying steam into device noumenon.
In a kind of EPS mixing device of the invention, steam generator can convey steam into device noumenon, thus realization pair
The heating and expansion of bead.
Preferably, the agitating device includes bull stick, bull stick is circumferentially with multiple paddles, the multiple paddle position
In in second processing slot, bull stick top is rotatably connected on device noumenon top surface and bull stick is by one second motor driven.
In a kind of EPS mixing device of the invention, agitating device can be stirred the large-scale bead in second processing slot,
Second motor drives bar rotation, and around bar rotation, paddle just stirs large-scale bead the paddle on bull stick.
Preferably, sieve plate above be equipped with gear chamber, gear bottom of chamber face be equipped with multiple sieve pores, keep off chamber from one end to the other end gradually
Lower inclination, gear chamber one end are directed at feed pipe, and the gear chamber other end is directed at second processing slot.
In a kind of EPS mixing device of the invention, the setting of chamber is kept off, can prevent bead from just dropping into first without screening
In treatment trough, this improves the accuracy of screening；Sieve pore can allow small-sized bead to pass through, and large-scale bead cannot pass through, and realize pearl
The screening of grain.
Preferably, the first processing groove bottom is equipped with the first discharge hole, second processing groove bottom is equipped with the second discharge hole.
In a kind of EPS mixing device of the invention, the setting of the first discharge hole and the second discharge hole facilitates the first processing
The discharging of slot and second processing slot.
A kind of control method of EPS mixing device according to the present invention comprising following steps：
One, opening first motor vibrates sieve plate；
Two, the polystyrene bead containing foaming agent is added in device noumenon from feed pipe, polystyrene bead is fallen
Enter onto sieve plate, small-sized bead drops into the first treatment trough after screening, and large-scale bead drops into second processing slot；
Three, start the second motor, make the large-scale bead in agitating device stirring second processing slot, it is small in the first treatment trough
Type bead can be stirred by the stirring rod on eccentric wheel；
Four, steam is passed through into device noumenon by steam generator, and temperature in device noumenon is made to be greater than 92 DEG C, bead
It foams in device noumenon；
Five, it foams after 10-24h, takes out expanded bead, then skillful, most rear mold from the first discharge hole and the second discharge hole
It is molded.
In a kind of control method of EPS mixing device of the invention, separately foam after polystyrene bead is screened
Processing, can preferably improve foaming effect.
Preferably, foaming agent is the mixture of pentane and isopentane.
The present invention also provides a kind of EPS particulate charge device and its control methods, can overcome certain of the prior art
Or certain defects.
A kind of EPS particulate charge device according to the present invention comprising device noumenon, device noumenon top are equipped with charging
Pipe, feed pipe top are equipped with mounting plate, and the pressure sensor for measuring pressure, pressure sensor installation are equipped with below mounting plate
In device noumenon；Mounting plate be equipped with through-hole corresponding above and below feed pipe, feed hopper is equipped in the through-hole, feed hopper is cut
Face is rectangle, can be open on feed hopper and under can close, feed hopper is divided into left hopper and right hopper, and right hopper inner sleeve exists
On the inside of left hopper；Left hopper lower-left seamed edge and right hopper bottom right seamed edge are rotatably connected to respectively on the through-hole side wall.
In a kind of EPS particulate charge device of the invention, bead can be entered in device noumenon by feed pipe and be foamed,
Then bead drops into feed hopper, and at this moment, pressure sensor detects pressure signal and is sent to controller, controller operation
After processing, display connected to the controller shows gravity；Feed hopper is divided into left hopper and right hopper, and left hopper and right hopper are equal
Rotatably, when left hopper bottom and right hopper bottom fit together, the top surface of feed hopper is opening, and bottom surface is closed form
At this moment state can charge into feed hopper, and weigh weight by pressure sensor, and it is more smart that such weight weighs mode
Really；When left hopper bottom and right hopper bottom separate, when the right seamed edge of the left seamed edge in left hopper top surface and right hopper top surface is bonded,
Bead can drop into device noumenon, and the top surface of feed hopper is closed state, this can prevent foreign matter from dropping into device noumenon,
Guarantee to increase in device noumenon pressure without going to cover feed pipe with lid manually, saves process, it is easy to operate.This hair
The bright folding by feed hopper top and bottom realizes the closing of the weighing and feed pipe of bead.
Preferably, being equipped with stop gauge below feed hopper, stop gauge section is isosceles triangle, stop gauge top
It communicates with feed hopper inner cavity, can be closed under stop gauge；Stop gauge is divided into the first stop gauge and the second stop gauge, the
One stop gauge is connected to below left hopper, and the second stop gauge is connected to below right hopper, and the second stop gauge inner sleeve exists
On the inside of first stop gauge.
In a kind of EPS particulate charge device of the invention, section is the stop gauge of isosceles triangle instead of feed hopper
Bottom surface, this be packed into more beads in feed hopper, in addition, when the top surface of feed hopper is closed, the of stop gauge
One stop gauge and the second stop gauge are attached to respectively on the inner wall of feed pipe, and the bead of such feed hopper will not be stuck, meeting
It entirely falls in device noumenon.
Preferably, being equipped with installation cavity in the through-hole left and right sidewall, round bar, round bar both ends difference are equipped in installation cavity
It is installed in rotation in the cavity wall of the installation cavity front and back and round bar is by third motor driven, left hopper lower-left seamed edge and right hopper
Bottom right seamed edge is respectively fixedly connected on corresponding round bar.
In a kind of EPS particulate charge device of the invention, the rotation of third motor drives the rotation of round bar, with corresponding round bar
The left hopper and right hopper of connection can rotate with it, and feed hopper is enabled to realize the closure of top and bottom automatically.
Preferably, the height in stop gauge section is equal to the height in feed hopper section.
In a kind of EPS particulate charge device of the invention, the height in stop gauge section is equal to the height in feed hopper section,
This makes when a stop gauge and the second stop gauge are attached on the inner wall of feed pipe respectively, and feed hopper top surface is exactly closed
State.
Preferably, rod diameter side corresponding with the through-hole is in the same plane.
In a kind of EPS particulate charge device of the invention, rod diameter side corresponding with the through-hole is in same plane
On can be achieved with the first stop gauge in stop gauge and the second stop gauge in this way and can be fitted tightly over charging inside pipe wall.
Preferably, third motor is mounted on the outside of mounting plate.
A kind of control method of EPS particulate charge device according to the present invention comprising following steps：
One, third motor is controlled, the top open state of feed hopper is made, is locking device below stop gauge；
Two, it is in working condition pressure sensor holding, makes to show weight 0 with the display that pressure sensor cooperates；
Three, the polystyrene bead containing foaming agent is added out of feed hopper, then checks that weight is big from the display
Small, then increasing and decreasing bead makes weight reach predetermined value；
Four, third motor is controlled, makes the top closed state of feed hopper, is in an open state below stop gauge, at this moment,
Bead drops into device noumenon from feed pipe enters foaming processing.
In a kind of control method of EPS particulate charge device of the invention, the gravity of bead can be relatively accurately weighed,
Fairly simple feed pipe can be easily closed, facilitate and increase pressure in device noumenon.
The contents of the present invention are to provide a kind of preparation method of eps foam packing case, can overcome certain of the prior art
Kind or certain defects.
A kind of preparation method of eps foam packing case according to the present invention comprising above step：
One, third motor is controlled, the top open state of feed hopper is made, is locking device below stop gauge；
Two, it is in working condition pressure sensor holding, makes to show weight 0 with the display that pressure sensor cooperates；
Three, the polystyrene bead containing foaming agent is added out of feed hopper, then checks that weight is big from the display
Small, then increasing and decreasing bead makes weight reach predetermined value；
Four, opening first motor vibrates sieve plate；
Five, third motor is controlled, makes the top closed state of feed hopper, is in an open state below stop gauge, at this moment,
Bead drops into device noumenon from feed pipe, and polystyrene bead drops on sieve plate, and small-sized bead is fallen into after screening
Into the first treatment trough, large-scale bead is dropped into second processing slot；
Six, start the second motor, make the large-scale bead in agitating device stirring second processing slot, it is small in the first treatment trough
Type bead can be stirred by the stirring rod on eccentric wheel；
Seven, steam is passed through into device noumenon by steam generator, and temperature in device noumenon is made to be greater than 92 DEG C, bead
It foams in device noumenon；
Eight, it foams after 10-24h, takes out expanded bead, then skillful, most rear mold from the first discharge hole and the second discharge hole
It is molded.
In a kind of preparation method of eps foam packing case of the invention, the weight of bead, convenience pair can be accurately weighed
The accurate control of raw material, also can easily open and close feed pipe, facilitate and be passed through steam in device noumenon, increase pressure；Also
Stir mixing is separated after bead capable of being screened, and guarantees the Optimality of bead foam.
Preferably, being equipped with feed pipe above device noumenon, baffle is equipped in device noumenon, baffle will be inside device noumenon
It is separated into the first treatment trough and second processing slot, is equipped with multiple support rods vertically in the first treatment trough, the multiple support rod is set
There is rubber spring, an inclined sieve plate is equipped with above the multiple support rod, sieve plate is located at below feed pipe and sieve plate one end pair
Quasi- second processing slot；It is additionally provided with the eccentric wheel for vibrating sieve plate in first treatment trough, is equipped with drive shaft in eccentric wheel, drives
End shaft is mounted in device noumenon and drive shaft is driven by a first motor；Agitating device is equipped in second processing slot；
It is equipped with mounting plate above feed pipe, the pressure sensor for measuring pressure, pressure sensing are equipped with below mounting plate
Device is mounted in device noumenon；Mounting plate be equipped with through-hole corresponding above and below feed pipe, feed hopper is equipped in the through-hole, into
Hopper section is rectangle, can be open on feed hopper and under can close, feed hopper is divided into left hopper and right hopper, in right hopper
Side covers on the inside of left hopper；Left hopper lower-left seamed edge and right hopper bottom right seamed edge are rotatably connected to the through-hole side wall respectively
On.
In a kind of preparation method of eps foam packing case of the invention, bead enters in device noumenon from feed pipe
On sieve plate, sieve plate can screen bead, since sieve plate is inclined, so, large-scale bead can flow on sieve plate because of gravity
It moves until being flowed into second processing slot, and small-sized bead is dropped into after being screened by sieve plate in the first treatment trough, this is effectively
Different size of bead is screened, in case subsequent bead prefoam, different size of bead in this way separated to locate
Reason, can effectively improve the effect of prefoam.Drive shaft band movable eccentric wheel in first treatment trough rotates, and eccentric wheel rotation drives
The vibration of sieve plate, to realize the screening to bead.Bead is entered in device noumenon by feed pipe and is foamed, then bead
It drops into feed hopper, at this moment, pressure sensor detects pressure signal and is sent to controller, after controller calculation process,
Display connected to the controller shows gravity；Feed hopper is divided into left hopper and right hopper, and left hopper and right hopper are rotatable,
When left hopper bottom and right hopper bottom fit together, the top surface of feed hopper is opening, and bottom surface is closed state, at this moment
It can charge into feed hopper, and weight is weighed by pressure sensor, it is more accurate that such weight weighs mode；When left hopper
Bottom surface and right hopper bottom separate, and when the right seamed edge of the left seamed edge in left hopper top surface and right hopper top surface is bonded, bead can be fallen into
Into device noumenon, and the top surface of feed hopper is closed state, this can prevent foreign matter from dropping into device noumenon, does not have to use manually
Lid goes to cover feed pipe to guarantee to increase in device noumenon pressure, and saving process is easy to operate.The present embodiment by into
The folding of hopper top and bottom realizes the weighing of bead and the closing of feed pipe.
Preferably, the bottom end of eccentric wheel is located at the first treatment trough slot bottom, multiple stir vertically is equipped in eccentric wheel plane
Mix bar.
In a kind of preparation method of eps foam packing case of the invention, the bottom end of eccentric wheel is located at the first treatment trough slot bottom
Place, this makes being relatively large in diameter for eccentric wheel, and its rotation can be stirred the small-sized bead being located in the first treatment trough,
Multiple stirring rods are vertically equipped in eccentric wheel plane, the rotation of such eccentric wheel drives the rotation of stirring rod, such eccentric wheel
Rotation enables stirring rod around drive shaft eccentric rotary, so that improve small-sized bead is stirred compounding effect.
Preferably, device noumenon side is connected with the steam generator for conveying steam into device noumenon.
In a kind of preparation method of eps foam packing case of the invention, steam generator can convey steaming into device noumenon
Vapour, to realize the heating and expansion to bead.
Preferably, the agitating device includes bull stick, bull stick is circumferentially with multiple paddles, the multiple paddle position
In in second processing slot, bull stick top is rotatably connected on device noumenon top surface and bull stick is by one second motor driven.
In a kind of preparation method of eps foam packing case of the invention, agitating device can be to the large size in second processing slot
Bead is stirred, and the second motor drives bar rotation, and the paddle on bull stick is around bar rotation, and paddle is just to large-scale bead
It is stirred.
Preferably, sieve plate above be equipped with gear chamber, gear bottom of chamber face be equipped with multiple sieve pores, keep off chamber from one end to the other end gradually
Lower inclination, gear chamber one end are directed at feed pipe, and the gear chamber other end is directed at second processing slot.
In a kind of preparation method of eps foam packing case of the invention, the setting of chamber is kept off, bead can be prevented without screening
It just drops into the first treatment trough, this improves the accuracy of screening；Sieve pore can allow small-sized bead to pass through, and large-scale bead cannot
Pass through, realizes the screening of bead.
Preferably, the first processing groove bottom is equipped with the first discharge hole, second processing groove bottom is equipped with the second discharge hole.
In a kind of preparation method of eps foam packing case of the invention, the setting side of the first discharge hole and the second discharge hole
The first treatment trough and second processing slot discharging.
Preferably, being equipped with stop gauge below feed hopper, stop gauge section is isosceles triangle, stop gauge top
It communicates with feed hopper inner cavity, can be closed under stop gauge；Stop gauge is divided into the first stop gauge and the second stop gauge, the
One stop gauge is connected to below left hopper, and the second stop gauge is connected to below right hopper, and the second stop gauge inner sleeve exists
On the inside of first stop gauge.
In a kind of preparation method of eps foam packing case of the invention, section is replaced by the stop gauge of isosceles triangle
The bottom surface of feed hopper, this be packed into more beads in feed hopper, in addition, when the top surface of feed hopper is closed, backgauge
The first stop gauge and the second stop gauge of device are attached to respectively on the inner wall of feed pipe, and the bead of such feed hopper will not be by
It blocks, can entirely fall in device noumenon.
Preferably, being equipped with installation cavity in the through-hole left and right sidewall, round bar, round bar both ends difference are equipped in installation cavity
It is installed in rotation in the cavity wall of the installation cavity front and back and round bar is by third motor driven, left hopper lower-left seamed edge and right hopper
Bottom right seamed edge is respectively fixedly connected on corresponding round bar.
In a kind of preparation method of eps foam packing case of the invention, the rotation of third motor drives the rotation of round bar, with
The left hopper and right hopper of corresponding round bar connection can rotate with it, and feed hopper is enabled to realize closing for top and bottom automatically
It closes.
The contents of the present invention are to provide a kind of engineering plastics grinding device and its control method, can overcome the prior art
Certain or certain defects.
A kind of engineering plastics grinding device according to the present invention comprising device noumenon, device noumenon top are equipped with charging
Pipe, device noumenon is interior to be equipped with baffle, and baffle will be separated into the first treatment trough and second processing slot, the first processing inside device noumenon
Multiple support rods are equipped in slot vertically, the multiple support rod is equipped with rubber spring, is equipped with one above the multiple support rod and inclines
Oblique sieve plate, sieve plate is located at below feed pipe and sieve plate one end alignment second processing slot；It is additionally provided in first treatment trough for making
The eccentric wheel of sieve plate vibration, the bottom end of eccentric wheel are located at the first treatment trough slot bottom, and drive shaft, drive shaft are equipped in eccentric wheel
On be arranged with the first crushing cutting blade, drive shaft both ends are mounted in device noumenon and drive shaft is driven by a first motor；The
Grinding device is equipped in two treatment troughs.
In a kind of engineering plastics grinding device of the invention, engineering plastics particle enters in device noumenon from feed pipe
On sieve plate, sieve plate can screen bead, since sieve plate is inclined, so, heavy construction plastic grain can exist because of gravity
Flowing is until being flowed into second processing slot on sieve plate, and mini engineering plastic grain drops at first after being screened by sieve plate
It manages in slot, this is effectively screened different size of engineering plastics, in case subsequent pulverization process, it in this way will be different big
Small engineering plastics particle separates to handle, and can install suitable Disintegrating knife or control velocity of rotation in advance, thus
Grindability can be effectively improved.Drive shaft band movable eccentric wheel in first treatment trough rotates, and eccentric wheel rotation drives sieve plate
Vibration, to realize the screening to engineering plastics particle.First crushing cutting blade can be rotated with the rotation of drive shaft, thus
The mini engineering plastic grain in the first treatment trough can also be crushed while screening, it is very convenient.Grinding device can be right
Heavy construction plastic grain in second processing slot is crushed.
Preferably, the grinding device includes bull stick, bull stick is circumferentially with the second crushing cutting blade, the second Disintegrating knife
In second processing slot, bull stick top is rotatably connected on device noumenon top surface and bull stick is by one second motor driven.
In a kind of engineering plastics grinding device of the invention, the second motor drives bar rotation, and second on bull stick crushes
Blade just crushes heavy construction plastic grain around bar rotation, the second Disintegrating knife.
Cutting blade and the are crushed with first preferably, being respectively equipped in the first processing groove sidewall and second processing groove sidewall
Two crush the ledger-plate of cutting blade cooperation.
In a kind of engineering plastics grinding device of the invention, ledger-plate and first crushes cutting blade and the second crushing cutting blade
Cooperation can reinforce grindability.
Preferably, sieve plate above be equipped with gear chamber, gear bottom of chamber face be equipped with multiple sieve pores, keep off chamber from one end to the other end gradually
Lower inclination, gear chamber one end are directed at feed pipe, and the gear chamber other end is directed at second processing slot.
In a kind of engineering plastics grinding device of the invention,
Preferably, the first processing groove bottom is equipped with the first discharge hole, second processing groove bottom is equipped with the second discharge hole.
In a kind of engineering plastics grinding device of the invention, keep off the setting of chamber, can prevent engineering plastics without screening just
It drops into the first treatment trough, this improves the accuracy of screening；Sieve pore can allow mini engineering plastic grain to pass through, and large-scale work
Engineering plastics particle cannot pass through, and realize the screening of engineering plastics particle.
Preferably, the inclination angle relative to horizontal direction of sieve plate 130 is 20 °.
In a kind of engineering plastics grinding device of the invention, the inclination angle relative to horizontal direction of sieve plate 130 is 20 °, is made
Obtaining preferably to screen.
A kind of control method of engineering plastics grinding device according to the present invention comprising following steps：
One, opening first motor vibrates sieve plate；
Two, engineering plastics particle is added in device noumenon from feed pipe, engineering plastics particle drops on sieve plate, greatly
Type particle drops into the first treatment trough after screening, and large-scale particle drops into second processing slot；
Three, start the second motor, grinding device is made to crush the large-scale particle in second processing slot, it is small in the first treatment trough
Type particle can crush cutting blade by first in drive shaft and be crushed；
Four, crushed material is taken out from the first discharge hole and the second discharge hole, that is, crushes and completes.
In a kind of control method of engineering plastics grinding device of the invention, after engineering plastics particle first can be screened again
It separately crushes, can preferably improve crushing effect.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of EPS mixing device in embodiment 1；
Fig. 2 is the structural schematic diagram of drive shaft in embodiment 1；
Fig. 3 is the structural schematic diagram of stirring rod in embodiment 1；
Fig. 4 is a kind of structural schematic diagram of EPS particulate charge device in embodiment 2；
Fig. 5 is the schematic top plan view of feed hopper in embodiment 2；
Fig. 6 is the structural schematic diagram of feed hopper and stop gauge in embodiment 2；
Fig. 7 is a kind of structural schematic diagram of engineering plastics grinding device in embodiment 4.
Specific embodiment
To further appreciate that the contents of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.It should be understood that
, embodiment be only to the present invention explain and and it is non-limiting.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, a kind of EPS mixing device is present embodiments provided comprising device noumenon 110, dress
It sets and is equipped with feed pipe 111 above ontology 110, be equipped with baffle 112 in device noumenon 110, baffle 112 will be inside device noumenon 110
It is separated into the first treatment trough 1131 and second processing slot 1132, is equipped with multiple support rods 120, institute vertically in the first treatment trough 1131
It states multiple support rods 120 and is equipped with rubber spring 121, be equipped with an inclined sieve plate 130, sieve plate above the multiple support rod 120
130 are located at 111 lower section of feed pipe and 130 one end of sieve plate alignment second processing slot 1132；Use is additionally provided in first treatment trough 1131
In being equipped with drive shaft 160 in the eccentric wheel 150 for vibrating sieve plate 130, eccentric wheel 150,160 both ends of drive shaft are mounted on device
On ontology 110 and drive shaft 160 is driven by a first motor 161；Agitating device is equipped in second processing slot 1132.
Bead enters on the sieve plate 130 in device noumenon 110 from feed pipe 111, and sieve plate 130 can sieve bead
Choosing, since sieve plate 130 is inclined, so, large-scale bead can flow on sieve plate 130 until being flowed into second processing because of gravity
In slot 1132, and small-sized bead drops into the first treatment trough 1131 after being screened by sieve plate 130, this is effectively by different size
Bead screened, in case subsequent bead prefoam, so different size of bead is separated to handle, can be effectively
Improve the effect of prefoam.Drive shaft 160 in first treatment trough 1131 is rotated with movable eccentric wheel 150, and eccentric wheel 150 rotates band
The vibration of dynamic sieve plate 130, to realize the screening to bead.
In the present embodiment, the bottom end of eccentric wheel 150 is located at 1131 slot bottom of the first treatment trough, hangs down in 150 plane of eccentric wheel
Directly it is equipped with multiple stirring rods 170.
The bottom end of eccentric wheel 150 is located at 1131 slot bottom of the first treatment trough, this makes being relatively large in diameter for eccentric wheel 150, and
And its rotation can be stirred the small-sized bead being located in the first treatment trough 1131, vertically be equipped in 150 plane of eccentric wheel
Multiple stirring rods 170, the rotation of such eccentric wheel 150 drive the rotation of stirring rod 170, the rotation of such eccentric wheel 150 so that
Stirring rod 170 can be around 160 eccentric rotary of drive shaft, so that improve small-sized bead is stirred compounding effect, so that screening
While, can also mixing be stirred to the small-sized bead in the first treatment trough 1131.
In the present embodiment, 110 side of device noumenon is connected with the steam generation for conveying steam into device noumenon 110
Device 190.
Steam generator 190 can convey steam into device noumenon 110, to realize the heating and expansion to bead.
In the present embodiment, the agitating device includes bull stick 181, and bull stick 181 is circumferentially with multiple paddles 182, described
Multiple paddles 182 are located in second processing slot 1132, and 181 top of bull stick is rotatably connected on 110 top surface of device noumenon and turns
Bar 181 is driven by one second motor 183.
Agitating device can be stirred the large-scale bead in second processing slot 1132, and the second motor 183 drives bull stick 181
It rotates, the paddle 182 on bull stick 181 is rotated around bull stick 181, and paddle 182 just stirs large-scale bead.
Gear chamber 131 is equipped in the present embodiment, above sieve plate 130, gear 131 bottom surface of chamber is equipped with multiple sieve pores 140, keeps off chamber 131
From one end to the other end gradually lower inclination, gear 131 one end of chamber is directed at feed pipe 111, and gear 131 other end of chamber is directed at second processing slot
1132。
The setting for keeping off chamber 131 can prevent bead from just dropping into the first treatment trough 1131 without screening, this improves sieve
The accuracy of choosing；Sieve pore 140 can allow small-sized bead to pass through, and large-scale bead cannot pass through, and realize the screening of bead.
In the present embodiment, 1131 bottom surface of the first treatment trough is equipped with the first discharge hole 114, and 1132 bottom surface of second processing slot is equipped with
Second discharge hole 115.
The setting of first discharge hole 114 and the second discharge hole 115 facilitates the first treatment trough 1131 and second processing slot
1132 discharging.
The present embodiment additionally provides a kind of control method of EPS mixing device, includes the following steps：
One, opening first motor 161 vibrates sieve plate 130；
Two, the polystyrene bead containing foaming agent is added in device noumenon 110 from feed pipe 111, polystyrene
Bead drops on sieve plate 130, and small-sized bead drops into the first treatment trough 1131 after screening, and large-scale bead drops into the
In two treatment troughs 1132；
Three, start the second motor 162, make the large-scale bead in agitating device stirring second processing slot 1132, the first processing
Small-sized bead in slot 1132 can be stirred by the stirring rod 170 on eccentric wheel 150；
Four, steam is passed through into device noumenon 110 by steam generator 190, and is greater than temperature in device noumenon 110
92 DEG C, bead foams in device noumenon 110；
Five, it foams after 10-24h, takes out expanded bead from the first discharge hole 114 and the second discharge hole 115, it is then skillful,
Finally it is pressed and molded.
The control method of the EPS mixing device of the present embodiment is separately sent out after capable of preferably screening polystyrene bead
Bubble processing, can preferably improve foaming effect.
In the present embodiment, foaming agent is the mixture of pentane and isopentane, mass ratio 1:1.
Embodiment 2
As shown in Figure 4, Figure 5 and Figure 6, a kind of EPS particulate charge device is present embodiments provided comprising device noumenon
110, it is equipped with feed pipe 111 above device noumenon 110, mounting plate 210 is equipped with above feed pipe 111, is equipped with below mounting plate 210
For measuring the pressure sensor 240 of pressure, pressure sensor 240 is mounted in device noumenon 110；Mounting plate 210 is equipped with
Through-hole corresponding with about 111 feed pipe, the through-hole is interior to be equipped with feed hopper 230, and 230 section of feed hopper is rectangle, feed hopper
Can be open on 230 and under can close, feed hopper 230 divides for left hopper 231a and right hopper 231b, on the inside of right hopper 231b
It covers on the inside of left hopper 231a；Left hopper 231a lower-left seamed edge and the bottom right right hopper 231b seamed edge are rotatably connected to institute respectively
It states on through-hole side wall.
Bead can be entered in device noumenon 110 by feed pipe 111 and be foamed, and then bead drops into feed hopper 230
Interior, at this moment, pressure sensor 240 detects pressure signal and is sent to controller, after controller calculation process, connects with controller
The display connect shows gravity；Feed hopper 230 divides for left hopper 231a and right hopper 231b, left hopper 231a and right hopper 231b
Rotatable, when the bottom surface left hopper 231a and the bottom surface right hopper 231b fit together, the top surface of feed hopper 230 is opening,
Bottom surface is closed state, at this moment can be charged into feed hopper 230, and weighs weight by pressure sensor 240, such
It is more accurate that weight weighs mode；When the bottom surface left hopper 231a and the bottom surface right hopper 231b separate, until the top surface a left hopper 231a left side
When the right seamed edge of seamed edge and the top surface right hopper 231b is bonded, bead can be dropped into device noumenon 110, and the top surface of feed hopper 230
For closed state, this can prevent foreign matter from dropping into device noumenon 110, protect without going to cover feed pipe 111 with lid manually
Pressure can be increased in card device ontology 110, save process, it is easy to operate.The present embodiment passes through 230 top and bottom of feed hopper
Folding realize the weighing of bead and the closing of feed pipe 111.
In the present embodiment, stop gauge 232 is equipped with below feed hopper 230,232 section of stop gauge is isosceles triangle,
232 top of stop gauge is communicated with 230 inner cavity of feed hopper, can be closed under stop gauge 232；It is first that stop gauge 232, which divides,
Stop gauge 232a and the second stop gauge 232b, the first stop gauge 232a are connected to the left lower section hopper 231a, the second backgauge
Device 232b is connected to below right hopper 231b, and the second stop gauge 232b inner sleeve is on the inside of the first stop gauge 232a.
Section is the stop gauge 232 of isosceles triangle instead of the bottom surface of feed hopper 230, this makes in feed hopper 230
More beads can be packed into, in addition, when the top surface of feed hopper 230 closure, the first stop gauge 232a of stop gauge 232 and
Second stop gauge 232b is attached to respectively on the inner wall of feed pipe 111, and the bead of such feed hopper 230 will not be stuck, can be complete
Portion drops into device noumenon 110.
In the present embodiment, it is equipped with installation cavity 220 in the through-hole left and right sidewall, is equipped with round bar 220 in installation cavity 220,
220 both ends of round bar are installed in rotation in the 220 front and back cavity wall of installation cavity respectively and round bar 220 is driven by third motor 250
Dynamic, left hopper 231a lower-left seamed edge and the bottom right right hopper 231b seamed edge are respectively fixedly connected on corresponding round bar 220.
The rotation of third motor 250 drives the rotation of round bar 220, with the left hopper 231a of corresponding round bar 220 connection and the right side
Hopper 231b can be rotated with it, and feed hopper 230 is enabled to realize the closure of top and bottom automatically.
In the present embodiment, the height in 232 section of stop gauge is equal to the height in 230 section of feed hopper.
The height in 232 section of stop gauge is equal to the height in 230 section of feed hopper, this make as a stop gauge 232a and
When second stop gauge 232b is attached to respectively on the inner wall of feed pipe 111,230 top surface of feed hopper is exactly closed state.
In the present embodiment, 220 diameter of round bar side corresponding with the through-hole is in the same plane.
In the present embodiment, third motor 250 is mounted on 210 outside of mounting plate.
The present embodiment additionally provides a kind of control method of EPS particulate charge device, includes the following steps：
One, third motor 250 is controlled, the top open state of feed hopper 230 is made, is closing below stop gauge 232
Device；
Two, it is in working condition the holding of pressure sensor 240, makes the display cooperated with pressure sensor 240 display weight
Amount is 0；
Three, the polystyrene bead containing foaming agent is added out of feed hopper 230, then checks weight from the display
Size, then increasing and decreasing bead makes weight reach predetermined value；
Four, third motor 250 is controlled, the top closed state of feed hopper 230 is made, is to open below stop gauge 232
State, at this moment, bead drops into device noumenon 110 from feed pipe 111 enters foaming processing.
In a kind of control method of EPS particulate charge device of the present embodiment, the gravity of bead can be relatively accurately weighed,
Also fairly simple feed pipe 111 can be easily closed, facilitates and increases pressure in device noumenon 110.
Embodiment 3
The present embodiment provides a kind of preparation methods of eps foam packing case, including above step：
One, third motor 250 is controlled, the top open state of feed hopper 230 is made, is closing below stop gauge 232
Device；
Two, it is in working condition the holding of pressure sensor 240, makes the display cooperated with pressure sensor 240 display weight
Amount is 0；
Three, the polystyrene bead containing foaming agent is added out of feed hopper 230, then checks weight from the display
Size, then increasing and decreasing bead makes weight reach predetermined value；
Four, opening first motor 161 vibrates sieve plate 130；
Five, third motor 250 is controlled, the top closed state of feed hopper 230 is made, is to open below stop gauge 232
State, at this moment, bead drop into device noumenon 110 from feed pipe 111, and polystyrene bead drops on sieve plate 130, small-sized
Bead drops into the first treatment trough 1131 after screening, and large-scale bead drops into second processing slot 1132；
Six, start the second motor 162, make the large-scale bead in agitating device stirring second processing slot 1132, the first processing
Small-sized bead in slot 1132 can be stirred by the stirring rod 170 on eccentric wheel 150；
Seven, steam is passed through into device noumenon 110 by steam generator 190, and is greater than temperature in device noumenon 110
92 DEG C, bead foams in device noumenon 110；
Eight, it foams after 10-24h, takes out expanded bead from the first discharge hole 114 and the second discharge hole 115, it is then skillful,
Finally it is pressed and molded.
A kind of preparation method of eps foam packing case of the present embodiment can accurately weigh the weight of bead, convenience pair
The accurate control of raw material also can easily open and close feed pipe 111, facilitate and be passed through steam in device noumenon 110, increase pressure
Power；Stir mixing is separated after bead can also being screened, and guarantees the Optimality of bead foam.
In the present embodiment, it is equipped with feed pipe 111 above device noumenon 110, is equipped with baffle 112, baffle in device noumenon 110
112 will be separated into the first treatment trough 1131 and second processing slot 1132 inside device noumenon 110, vertical in the first treatment trough 1131
Equipped with multiple support rods 120, the multiple support rod 120 is equipped with rubber spring 121, is equipped with above the multiple support rod 120
One inclined sieve plate 130, sieve plate 130 are located at 111 lower section of feed pipe and 130 one end of sieve plate alignment second processing slot 1132；First
It is additionally provided with the eccentric wheel 150 for vibrating sieve plate 130 in treatment trough 1131, is equipped with drive shaft 160 in eccentric wheel 150, drives
160 both ends of moving axis are mounted in device noumenon 110 and drive shaft 160 is driven by a first motor 161；In second processing slot 1132
Equipped with agitating device；
It is equipped with mounting plate 210 above feed pipe 111, the pressure sensor for measuring pressure is equipped with below mounting plate 210
240, pressure sensor 240 is mounted in device noumenon 110；Mounting plate 210 is equipped with corresponding with about 111 feed pipe logical
Hole is equipped with feed hopper 230 in the through-hole, and 230 section of feed hopper is rectangle, can be open on feed hopper 230 and under can seal
It closes, feed hopper 230 divides for left hopper 231a and right hopper 231b, and right hopper 231b inner sleeve is on the inside of left hopper 231a；Left material
The bucket lower-left 231a seamed edge and the bottom right right hopper 231b seamed edge are rotatably connected to respectively on the through-hole side wall.
Bead enters on the sieve plate 130 in device noumenon 110 from feed pipe 111, and sieve plate 130 can sieve bead
Choosing, since sieve plate 130 is inclined, so, large-scale bead can flow on sieve plate 130 until being flowed into second processing because of gravity
In slot 1132, and small-sized bead drops into the first treatment trough 1131 after being screened by sieve plate 130, this is effectively by different size
Bead screened, in case subsequent bead prefoam, so different size of bead is separated to handle, can be effectively
Improve the effect of prefoam.Drive shaft 160 in first treatment trough 1131 is rotated with movable eccentric wheel 150, and eccentric wheel 150 rotates band
The vibration of dynamic sieve plate 130, to realize the screening to bead.Bead is entered in device noumenon 110 by feed pipe 111 and is sent out
Bubble, then bead drops into feed hopper 230, and at this moment, pressure sensor 240 detects pressure signal and is sent to controller,
After controller calculation process, display connected to the controller shows gravity；Feed hopper 230 divides for left hopper 231a and right hopper
231b, left hopper 231a and right hopper 231b are rotatable, when the bottom surface left hopper 231a and the bottom surface right hopper 231b are fitted in one
When rising, the top surface of feed hopper 230 is opening, and bottom surface is closed state, at this moment can be charged into feed hopper 230, and pass through
Pressure sensor 240 weighs weight, and it is more accurate that such weight weighs mode；When the bottom surface left hopper 231a and the bottom right hopper 231b
Face separates, and when the right seamed edge of the left seamed edge in the top surface left hopper 231a and the top surface right hopper 231b is bonded, bead can drop into device
In ontology 110, and the top surface of feed hopper 230 is closed state, this can prevent foreign matter from dropping into device noumenon 110, does not have to hand
It employs lid to go to cover feed pipe 111 to guarantee to increase in device noumenon 110 pressure, saving process is easy to operate.This reality
Applying example realizes the weighing of bead and the closing of feed pipe 111 by the folding of 230 top and bottom of feed hopper.
In the present embodiment, the bottom end of eccentric wheel 150 is located at 1131 slot bottom of the first treatment trough, hangs down in 150 plane of eccentric wheel
Directly it is equipped with multiple stirring rods 170.
The bottom end of eccentric wheel 150 is located at 1131 slot bottom of the first treatment trough, this makes being relatively large in diameter for eccentric wheel 150, and
And its rotation can be stirred the small-sized bead being located in the first treatment trough 1131, vertically be equipped in 150 plane of eccentric wheel
Multiple stirring rods 170, the rotation of such eccentric wheel 150 drive the rotation of stirring rod 170, the rotation of such eccentric wheel 150 so that
Stirring rod 170 can be around 160 eccentric rotary of drive shaft, so that improve small-sized bead is stirred compounding effect.
In the present embodiment, 110 side of device noumenon is connected with the steam generation for conveying steam into device noumenon 110
Device 190.
Steam generator 190 can convey steam into device noumenon 110, to realize the heating and expansion to bead.
In the present embodiment, the agitating device includes bull stick 181, and bull stick 181 is circumferentially with multiple paddles 182, described
Multiple paddles 182 are located in second processing slot 1132, and 181 top of bull stick is rotatably connected on 110 top surface of device noumenon and turns
Bar 181 is driven by one second motor 183.
Agitating device can be stirred the large-scale bead in second processing slot 1132, and the second motor 183 drives bull stick 181
It rotates, the paddle 182 on bull stick 181 is rotated around bull stick 181, and paddle 182 just stirs large-scale bead.
Gear chamber 131 is equipped in the present embodiment, above sieve plate 130, gear 131 bottom surface of chamber is equipped with multiple sieve pores 140, keeps off chamber 131
From one end to the other end gradually lower inclination, gear 131 one end of chamber is directed at feed pipe 111, and gear 131 other end of chamber is directed at second processing slot
1132。
The setting for keeping off chamber 131 can prevent bead from just dropping into the first treatment trough 1131 without screening, this improves sieve
The accuracy of choosing；Sieve pore 140 can allow small-sized bead to pass through, and large-scale bead cannot pass through, and realize the screening of bead.
In the present embodiment, 1131 bottom surface of the first treatment trough is equipped with the first discharge hole 114, and 1132 bottom surface of second processing slot is equipped with
Second discharge hole 115.
The setting of first discharge hole 114 and the second discharge hole 115 facilitates the first treatment trough 1131 and second processing slot
1132 discharging.
In the present embodiment, stop gauge 232 is equipped with below feed hopper 230,232 section of stop gauge is isosceles triangle,
232 top of stop gauge is communicated with 230 inner cavity of feed hopper, can be closed under stop gauge 232；It is first that stop gauge 232, which divides,
Stop gauge 232a and the second stop gauge 232b, the first stop gauge 232a are connected to the left lower section hopper 231a, the second backgauge
Device 232b is connected to below right hopper 231b, and the second stop gauge 232b inner sleeve is on the inside of the first stop gauge 232a.
Section is the stop gauge 232 of isosceles triangle instead of the bottom surface of feed hopper 230, this makes in feed hopper 230
More beads can be packed into, in addition, when the top surface of feed hopper 230 closure, the first stop gauge 232a of stop gauge 232 and
Second stop gauge 232b is attached to respectively on the inner wall of feed pipe 111, and the bead of such feed hopper 230 will not be stuck, can be complete
Portion drops into device noumenon 110.
In the present embodiment, it is equipped with installation cavity 220 in the through-hole left and right sidewall, is equipped with round bar 220 in installation cavity 220,
220 both ends of round bar are installed in rotation in the 220 front and back cavity wall of installation cavity respectively and round bar 220 is driven by third motor 250
Dynamic, left hopper 231a lower-left seamed edge and the bottom right right hopper 231b seamed edge are respectively fixedly connected on corresponding round bar 220.
The rotation of third motor 250 drives the rotation of round bar 220, with the left hopper 231a of corresponding round bar 220 connection and the right side
Hopper 231b can be rotated with it, and feed hopper 230 is enabled to realize the closure of top and bottom automatically.
Embodiment 4
As shown in fig. 7, the present embodiment provides a kind of engineering plastics grinding devices comprising device noumenon 110, device noumenon
110 tops are equipped with feed pipe 111, are equipped with baffle 112 in device noumenon 110, baffle 112 will be separated into inside device noumenon 110
First treatment trough 1131 and second processing slot 1132 are equipped with multiple support rods 120 in first treatment trough 1131 vertically, the multiple
Support rod 120 is equipped with rubber spring 121, is equipped with an inclined sieve plate 130 above the multiple support rod 120, sieve plate 130 is located at
111 lower section of feed pipe and 130 one end of sieve plate alignment second processing slot 1132；It is additionally provided in first treatment trough 1131 for making sieve plate
The eccentric wheel 150 of 130 vibrations, the bottom end of eccentric wheel 150 is located at 1131 slot bottom of the first treatment trough, is equipped in eccentric wheel 150
Drive shaft 160 is arranged with the first crushing cutting blade 311 in drive shaft 160, and 160 both ends of drive shaft are mounted in device noumenon 110
And drive shaft 160 is driven by a first motor 161；Grinding device is equipped in second processing slot 1132.
Engineering plastics particle enters on the sieve plate 130 in device noumenon 110 from feed pipe 111, and sieve plate 130 can be to bead
Screened, since sieve plate 130 is inclined, so, heavy construction plastic grain can be flowed on sieve plate 130 because of gravity until
It is flowed into second processing slot 1132, and mini engineering plastic grain drops into the first treatment trough after being screened by sieve plate 130
In 1131, this is effectively screened different size of engineering plastics, in case subsequent pulverization process, it in this way will be different big
Small engineering plastics particle separates to handle, and can install suitable Disintegrating knife or control velocity of rotation in advance, thus
Grindability can be effectively improved.Drive shaft 160 in first treatment trough 1131 is rotated with movable eccentric wheel 150, and 150 turns of eccentric wheel
The dynamic vibration for driving sieve plate 130, to realize the screening to engineering plastics particle.First crushes cutting blade 311 can be with drive shaft
160 rotation and rotate, thus screening while the mini engineering plastic grain in the first treatment trough 1131 can also be carried out
It crushes, it is very convenient.Grinding device can crush the heavy construction plastic grain in second processing slot 1132.
In the present embodiment, the grinding device includes bull stick 181, and bull stick 181 is circumferentially with the second crushing cutting blade 312,
Second Disintegrating knife 312 is located in second processing slot 1132,181 top of bull stick be rotatably connected on 110 top surface of device noumenon and
Bull stick 181 is driven by one second motor 183.
Second motor 183 drives bull stick 181 to rotate, and the second Disintegrating knife 312 on bull stick 181 is rotated around bull stick 181, the
Two Disintegrating knifes 312 just crush heavy construction plastic grain.
In the present embodiment, it is respectively equipped on 1132 side wall of 1131 side wall of the first treatment trough and second processing slot and is crushed with first
Cutting blade 311 and second crushes the ledger-plate 320 that cutting blade 312 cooperates.
Ledger-plate 320 and the first crushing cutting blade 311 and the second crushing cooperation of cutting blade 312 can reinforce grindability.
Gear chamber 131 is equipped in the present embodiment, above sieve plate 130, gear 131 bottom surface of chamber is equipped with multiple sieve pores 140, keeps off chamber 131
From one end to the other end gradually lower inclination, gear 131 one end of chamber is directed at feed pipe 111, and gear 131 other end of chamber is directed at second processing slot
1132。
The setting for keeping off chamber 131 can prevent engineering plastics from just dropping into the first treatment trough 1131 without screening, this raising
The accuracy of screening；Sieve pore 140 can allow mini engineering plastic grain to pass through, and heavy construction plastic grain cannot pass through, real
The screening of existing engineering plastics particle.
In the present embodiment, 1131 bottom surface of the first treatment trough is equipped with the first discharge hole 114, and 1132 bottom surface of second processing slot is equipped with
Second discharge hole 115.
The setting of first discharge hole 114 and the second discharge hole 115 facilitates the first treatment trough 1131 and second processing slot
1132 discharging.
In the present embodiment, the inclination angle relative to horizontal direction of sieve plate 130 is 20 °.
The present embodiment additionally provides a kind of control method of engineering plastics grinding device, includes the following steps：
One, opening first motor 161 vibrates sieve plate 130；
Two, engineering plastics particle is added in device noumenon 110 from feed pipe 111, engineering plastics particle drops into sieve
On plate 130, large-scale particle drops into the first treatment trough 1131 after screening, and large-scale particle drops into second processing slot 1132
It is interior；
Three, start the second motor 162, grinding device is made to crush the large-scale particle in second processing slot 1132, the first processing
Small particle in slot 1132 can crush cutting blade 311 by first in drive shaft 160 and be crushed；
Four, crushed material is taken out from the first discharge hole 114 and the second discharge hole 115, that is, crushes and completes.
A kind of control method of the engineering plastics grinding device of the present embodiment engineering plastics particle can first be screened after again
It separately crushes, can preferably improve crushing effect.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (7)
1.EPS particulate charge device, it is characterised in that：Including device noumenon (110), charging is equipped with above device noumenon (110)
It manages (111), is equipped with mounting plate (210) above feed pipe (111), the pressure for measuring pressure is equipped with below mounting plate (210)
Sensor (240), pressure sensor (240) are mounted on device noumenon (110)；Mounting plate (210) is equipped with and feed pipe
(111) corresponding through-hole above and below, the through-hole is interior to be equipped with feed hopper (230), and feed hopper (230) section is rectangle, feed hopper
(230) can be open on and under can close, feed hopper (230) is divided into left hopper (231a) and right hopper (231b), right hopper
(231b) inner sleeve is on the inside of left hopper (231a)；Left hopper (231a) lower-left seamed edge and right hopper (231b) bottom right seamed edge difference
It is rotatably connected on the through-hole side wall.
2. EPS particulate charge device according to claim 1, it is characterised in that：Backgauge is equipped with below feed hopper (230) to fill
It sets (232), stop gauge (232) section is isosceles triangle, it is communicated above stop gauge (232) with feed hopper (230) inner cavity,
Stop gauge can be closed under (232)；Stop gauge (232) is divided into the first stop gauge (232a) and the second stop gauge
(232b), the first stop gauge (232a) are connected to below left hopper (231a), and the second stop gauge (232b) is connected to right material
It struggles against below (231b), the second stop gauge (232b) inner sleeve is on the inside of the first stop gauge (232a).
3. EPS particulate charge device according to claim 2, it is characterised in that：It is equipped in the through-hole left and right sidewall
Installation cavity (220), installation cavity (220) is interior to be equipped with round bar (220), and round bar (220) both ends are installed in rotation on the peace respectively
It behave affectedly in the cavity wall of (220) front and back and round bar (220) is driven by third motor (250), left hopper (231a) lower-left seamed edge and right material
The bucket bottom right (231b) seamed edge is respectively fixedly connected on corresponding round bar (220).
4. EPS particulate charge device according to claim 3, it is characterised in that：The height etc. in stop gauge (232) section
Height in feed hopper (230) section.
5. EPS particulate charge device according to claim 4, it is characterised in that：Round bar (220) diameter and the through-hole pair
The side answered is in the same plane.
6. EPS particulate charge device according to claim 5, it is characterised in that：Third motor (250) is mounted on mounting plate
(210) outside.
The control method of 7.EPS particulate charge device, it is characterised in that：Include the following steps：
One, third motor (250) are controlled, makes the top open state of feed hopper (230), be envelope below stop gauge (232)
Close device；
Two, make pressure sensor (240) to keep being in working condition, make the display display weight with pressure sensor (240) cooperation
Amount is 0；
Three, the polystyrene bead containing foaming agent is added out of feed hopper (230), then checks that weight is big from the display
Small, then increasing and decreasing bead makes weight reach predetermined value；
Four, third motor (250) are controlled, makes the top closed state of feed hopper (230), be to beat below stop gauge (232)
Open state, at this moment, bead drops into device noumenon (110) from feed pipe (111) enters foaming processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810468782.XA CN108858905B (en) | 2018-05-16 | 2018-05-16 | EPS particle feeding device and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810468782.XA CN108858905B (en) | 2018-05-16 | 2018-05-16 | EPS particle feeding device and control method thereof |
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| DE3625236A1 (en) * | 1986-07-25 | 1988-02-04 | Bayer Ag | APPLICATION DEVICE FOR A FLOWABLE, FOAMING REACTION MEASUREMENT FOR THE PRODUCTION OF PLASTIC FOAM |
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| JPH11139403A (en) * | 1997-11-10 | 1999-05-25 | Masujiro Arita | Powder quantitative supply device |
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| CN206899700U (en) * | 2017-04-28 | 2018-01-19 | 江苏申源新材料有限公司 | The feed hopper of double screw extruder |
| CN207105373U (en) * | 2017-11-28 | 2018-03-16 | 威海柳道机械有限公司 | A kind of non-contact switch hopper |
| CN207327386U (en) * | 2017-06-02 | 2018-05-08 | 宁波赞扬文具有限公司 | A kind of plastic grain automates feeding device |
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2018
- 2018-05-16 CN CN201810468782.XA patent/CN108858905B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3625236A1 (en) * | 1986-07-25 | 1988-02-04 | Bayer Ag | APPLICATION DEVICE FOR A FLOWABLE, FOAMING REACTION MEASUREMENT FOR THE PRODUCTION OF PLASTIC FOAM |
| CN1049475A (en) * | 1989-08-10 | 1991-02-27 | 株式会社三石深井铁工所 | The type of the weighing feeder apparatus of powder molding press |
| JPH11139403A (en) * | 1997-11-10 | 1999-05-25 | Masujiro Arita | Powder quantitative supply device |
| CN103009503A (en) * | 2012-11-30 | 2013-04-03 | 大连隆星新材料有限公司 | Wax filling tank based on weight sensor |
| CN206899700U (en) * | 2017-04-28 | 2018-01-19 | 江苏申源新材料有限公司 | The feed hopper of double screw extruder |
| CN207327386U (en) * | 2017-06-02 | 2018-05-08 | 宁波赞扬文具有限公司 | A kind of plastic grain automates feeding device |
| CN207105373U (en) * | 2017-11-28 | 2018-03-16 | 威海柳道机械有限公司 | A kind of non-contact switch hopper |
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| Publication number | Publication date |
|---|---|
| CN108858905B (en) | 2021-07-02 |
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