CN207044650U - The twin-screw extrusion equipment of temperature control device is set - Google Patents
The twin-screw extrusion equipment of temperature control device is set Download PDFInfo
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- CN207044650U CN207044650U CN201721007032.XU CN201721007032U CN207044650U CN 207044650 U CN207044650 U CN 207044650U CN 201721007032 U CN201721007032 U CN 201721007032U CN 207044650 U CN207044650 U CN 207044650U
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- barrel
- cooling dome
- blower fan
- cooling
- temperature measurement
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Abstract
A kind of twin-screw extrusion equipment that temperature control device is set,Including drive device,Extrusion device,Cooling device,Extrusion die,Temperature measuring equipment,Control device,Extrusion device includes barrel,Driving screw,From screw rod,Barrel is taper barrel,Driving screw and from screw rod be conical screw,Cooling device includes having mutually isostructural first cooling dome,Second cooling dome,3rd cooling dome,And first blower fan,Second blower fan,3rd blower fan,First cooling dome,Second cooling dome,3rd cooling dome will be arranged in the side wall of barrel side by side,Temperature measuring equipment includes the first thin resistance temperature measurement meter,Second thin resistance temperature measurement meter,3rd thin resistance temperature measurement meter,Cooling device in the utility model is the first blower fan and the first cooling dome being provided separately independently of each other,Second blower fan and the second cooling dome,3rd blower fan and the 3rd cooling dome,Three groups of air cooling equipment spacing side by side are arranged on the outer wall of barrel,Can so by stages Discrete control be realized to the temperature of barrel.
Description
Technical field
It the utility model is related to plastic tube production technical field, more particularly to a kind of twin-screw extrusion that temperature control device is set
Equipment.
Background technology
In existing plastics pipe extrusion plant, material is heated in barrel by screw extruding to be melted, then is squeezed by extrusion die
Plastic tube of the swaging into solid shape.
When being heated in barrel, when temperature is unstable or temperature is too high, easily cause plastics materials bonding barrel inwall or
Mould inner wall, the shape of the plastic tube of extrusion molding can be thus influenceed, and then influence the quality of plastic tube.
The content of the invention
It is necessary to propose a kind of twin-screw extrusion for the setting temperature control device for carrying out extrusion twin-screw automatic segmentation cooling
Equipment.
A kind of twin-screw extrusion equipment that temperature control device is set, including drive device, extrusion device, cooling device, extrusion
Mould, temperature measuring equipment, control device, drive device include extruder motor, decelerator, the distributor being connected successively, distribution
Device is connected with extrusion device, and extrusion device includes barrel, driving screw, from screw rod, and barrel is taper barrel, the diameter of barrel from by
One end of nearly distributor is gradually reduced to one end away from distributor so that the space in barrel from close to one end of distributor to
Be gradually reduced away from one end of distributor, barrel be surrounded by outer wall and inwall formed there is the jacket structured of cavity, outside
Thermoelectric heating device is set between wall and inwall, and thermoelectric heating device is wrapped in cavity, with to being heated in barrel, in barrel close to driving
Feeding mouth is opened up in the side wall of dynamic device, tapping channel is opened up in end of the barrel away from drive device, to connect with extrusion die
Connect, driving screw and from screw rod be conical screw, driving screw and screw diameter from screw rod from close to one end of distributor to remote
One end from distributor is gradually reduced, and driving screw and is disposed side by side on from screw rod in identical horizontal plane, the blade of driving screw
The side wall of barrel is passed through with the power transmission shaft from the setting of the spacing with blades of screw rod, the power transmission shaft of driving screw and from screw rod, with distribution
Device connects, and distributor includes master gear and from gear, and the transmission shafts of master gear and driving screw connect, from gear with from screw rod
Transmission shafts connect, the master gear with from engage connection between gear, with by the rotation of master gear drive from pinion rotation,
Transmission axis connection of the master gear also with decelerator, to drive driving screw by extruder motor and be filled from screw rod synchronous axial system, cooling
Put including with mutually isostructural first cooling dome, the second cooling dome, the 3rd cooling dome and the first blower fan, the second blower fan, the 3rd
Blower fan, the first cooling dome, the second cooling dome, the 3rd cooling dome will be arranged in the side wall of barrel side by side, and the first cooling dome is tool
There is the annular cover body of cavity, circumferencial direction of first cooling dome along barrel outer wall is enclosed on the outer wall of barrel, cold first
But the top covered opens up air outlet, and air inlet, the cold wind air outlet of the first blower fan and first are opened up in the bottom of the first cooling dome
The air inlet connection of cooling dome, opens up air outlet at the top of the second cooling dome, air inlet is opened up in the bottom of the second cooling dome,
The cold wind air outlet of second blower fan is connected with the air inlet of the second cooling dome, and air outlet is opened up at the top of the 3rd cooling dome,
The bottom of 3rd cooling dome opens up air inlet, and the cold wind air outlet of the 3rd blower fan is connected with the air inlet of the 3rd cooling dome, with logical
Cross the first blower fan, the second blower fan, the 3rd blower fan control respectively into the first cooling dome, the second cooling dome, the 3rd cooling dome wind
Amount, temperature measuring equipment include the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter, the first thin resistance
For thermo detector through the wall contacts of the first cooling dome and barrel, the second thin resistance temperature measurement meter is outer through the second cooling dome and barrel
Wall contacts, and the 3rd thin resistance temperature measurement meter passes through the wall contacts of the 3rd cooling dome and barrel, in terms of by the first thin resistance temperature measurement,
Second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter detect the temperature of barrel diverse location respectively, and control device includes control
Device, the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter, the first blower fan, the second blower fan,
3rd blower fan is connected with controller, and the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter will be examined
The temperature information measured is provided to controller, and controller is made comparisons temperature information is received with the reference temperature to prestore, and according to
The first blower fan, the second blower fan, the 3rd blower fan are controlled respectively according to comparative result, to realize to the first cooling dome, second cold
But cover, the air quantity of the 3rd cooling dome automatically control respectively.
Preferably, the twin-screw extrusion equipment for setting temperature control device also includes air-out apparatus, and air-out apparatus includes
Gas blower fan, outlet pipe, air-out hose, drainer, one end of air-out hose connect with the inwall of barrel, air-out hose it is another
End connection drainer, one end of outlet pipe are connected with drainer, and the other end of outlet pipe is connected with outlet blower fan, to pass through
Outlet blower fan attracts the moisture vapor in barrel.
Preferably, the drainer is hollow cylinder tank body, and drainer is obliquely installed, so that one end height of drainer is high
In the height of the other end, removable end cap is set on the port of the low side of drainer, and one end of outlet pipe is also through condensation
Tank it is high-end so that with connect inside drainer, the other end of air-out hose passes through the side wall of drainer with connecting inside drainer
Logical, condensed water is discharged in the port of the low side of drainer.
Preferably, the thermoelectric heating device is resistance wire.
Cooling device in the utility model is the first blower fan and the first cooling dome, the second wind being provided separately independently of each other
Machine and the second cooling dome, the 3rd blower fan and the 3rd cooling dome, three groups of air cooling equipment spacing side by side are arranged on the outer wall of barrel, this
Sample can realize by stages Discrete control to the temperature of barrel, for example, the material in twin-screw temperature requirement close to feeding mouth one
The temperature at end is relatively low, interlude temperature highest, relatively low close to extrusion die one end temperature, real using the technical program can
Now separate Discrete control.
Brief description of the drawings
Fig. 1 is the structural representation for the twin-screw extrusion equipment for setting temperature control device.
Fig. 2 is the internal structure schematic diagram of the extrusion device for the twin-screw extrusion equipment for setting temperature control device.
Fig. 3 is the control schematic diagram of control device.
In figure：Drive device 10, extruder motor 11, decelerator 12, distributor 13, master gear 131, from gear 132, extrusion
Device 20, barrel 21, feeding mouth 211, driving screw 22, from screw rod 23, thermoelectric heating device 24, cooling device 30, the first cooling dome 31,
Air outlet 311, the second cooling dome 32, air outlet 321, the 3rd cooling dome 33, air outlet 331, the first blower fan 34, the second blower fan
35th, the 3rd blower fan 36, extrusion die 40, temperature measuring equipment 50, the first thin resistance temperature measurement meter 51, the second thin resistance temperature measurement meter 52,
Three thin resistance temperature measurement meters 53, control device 60, air-out apparatus 70, outlet blower fan 71, outlet pipe 72, air-out hose 73, condensation
Tank 74.
Embodiment
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the utility model, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing.
Referring to Fig. 1 to Fig. 3, the utility model embodiment provides a kind of twin-screw extrusion equipment for setting temperature control device,
Including drive device 10, extrusion device 20, cooling device 30, extrusion die 40, temperature measuring equipment 50, control device 60, driving dress
10 extruder motor 11, decelerator 12, the distributors 13 for including being connected successively are put, distributor 13 is connected with extrusion device 20,
Extrusion device 20 includes barrel 21, driving screw 22, from screw rod 23, and barrel 21 is taper barrel, and the diameter of barrel 21 is from close point
One end of orchestration 13 is gradually reduced to one end away from distributor 13, so that the space in barrel 21 is from close to the one of distributor 13
Hold to one end away from distributor 13 and be gradually reduced, barrel 21 is that the chuck knot with cavity formed is surrounded by outer wall and inwall
Structure, thermoelectric heating device 24 is set between outer wall and inwall, and thermoelectric heating device 24 is wrapped in cavity, with to adding in barrel 21
Heat, feeding mouth 211 is opened up in the side wall of drive device 10 in barrel 21, opened in end of the barrel 21 away from drive device 10
If tapping channel, to be connected with extrusion die 40, driving screw 22 and from screw rod 23 be conical screw, driving screw 22 and from screw rod
23 screw diameter is gradually reduced from close to one end of distributor 13 to away from one end of distributor 13, driving screw 22 and from screw rod
23 are disposed side by side in identical horizontal plane, and the blade of driving screw 22 is set with the spacing with blades from screw rod 23, driving screw 22
Power transmission shaft and power transmission shaft from screw rod 23 pass through the side wall of barrel 21, to be connected with distributor 13, distributor 13 includes main tooth
Take turns 131 and be connected from gear 132, master gear 131 with the transmission shafts of driving screw 22, from gear 132 and the transmission from screw rod 23
Axle axis connection, the master gear 131 with from engaging connection between gear 132, to be driven by the rotation of master gear 131 from gear
132 rotate, transmission axis connection of the master gear 131 also with decelerator 12, to drive driving screw 22 and from spiral shell by extruder motor 11
The synchronous axial system of bar 23, cooling device 30 are included with mutually isostructural first cooling dome 31, the second cooling dome 32, the 3rd cooling dome
33 and first blower fan 34, the second blower fan 35, the 3rd blower fan 36, the first cooling dome 31, the second cooling dome 32, the 3rd cooling dome 33
It will be arranged on side by side in the side wall of barrel 21, the first cooling dome 31 is the annular cover body with cavity, the edge of the first cooling dome 31
The circumferencial direction for the outer wall of barrel 21 is enclosed on the outer wall of barrel 21, and air outlet 311 is opened up at the top of the first cooling dome 31,
The bottom of first cooling dome 31 opens up the air inlet company of air inlet, the cold wind air outlet of the first blower fan 34 and the first cooling dome 31
Connect, air outlet 321 is opened up at the top of the second cooling dome 32, air inlet, the second blower fan are opened up in the bottom of the second cooling dome 32
35 cold wind air outlet is connected with the air inlet of the second cooling dome 32, and air outlet 331 is opened up at the top of the 3rd cooling dome 33,
The bottom of 3rd cooling dome 33 opens up air inlet, and the cold wind air outlet of the 3rd blower fan 36 and the air inlet of the 3rd cooling dome 33 connect
Connect, enter the first cooling dome 31, the second cooling dome to be controlled respectively by the first blower fan 34, the second blower fan 35, the 3rd blower fan 36
32nd, the air quantity of the 3rd cooling dome 33, temperature measuring equipment 50 include the first thin resistance temperature measurement meter 51, the second thin resistance temperature measurement meter 52, the
Three thin resistance temperature measurement meters 53, for the first thin resistance temperature measurement meter 51 through the first cooling dome 31 and the wall contacts of barrel 21, second is thin
Resistance temperature measurement meter 52 cools down through the second cooling dome 32 and the wall contacts of barrel 21, the 3rd thin resistance temperature measurement meter 53 through the 3rd
The wall contacts of cover 33 and barrel 21, the in terms of by the first thin resistance temperature measurement 51, second thin resistance temperature measurement count the 52, the 3rd thin resistance
Thermo detector 53 detects the temperature of the diverse location of barrel 21 respectively, and control device 60 includes controller, the first thin resistance temperature measurement
It is equal to count the 51, second thin resistance temperature measurement meter 52, the 3rd thin resistance temperature measurement meter 53, the first blower fan 34, the second blower fan 35, the 3rd blower fan 36
It is connected with controller, the first thin resistance temperature measurement meter 51, the second thin resistance temperature measurement meter 52, the 3rd thin resistance temperature measurement meter 53 will detect
Temperature information provide to controller, controller is made comparisons temperature information is received with the reference temperature to prestore, and according to than
Relatively result is controlled the first blower fan 34, the second blower fan 35, the 3rd blower fan 36 respectively, to realize to the first cooling dome 31, the
Two cooling domes 32, the air quantity of the 3rd cooling dome 33 automatically control respectively.For example, the spiral shell of interlude corresponding to the second cooling dome 32
When the temperature requirement of cylinder 21 is higher, the rotating speed of the second blower fan 35 can be controlled to reduce by controller, and then reduce wind speed.
Cooling device 30 in the utility model be the first blower fan 34 for being provided separately independently of each other and the first cooling dome 31,
Second blower fan 35 and the second cooling dome 32, the 3rd blower fan 36 and the 3rd cooling dome 33, three groups of air cooling equipment spacing side by side are arranged on
On the outer wall of barrel 21, by stages Discrete control can be so realized to the temperature of barrel 21, such as the material in twin-screw
Temperature of the temperature requirement close to feeding mouth one end is relatively low, interlude temperature highest, relatively low close to one end temperature of extrusion die 40,
Realized using the technical program can and separate Discrete control.
First cooling dome 31, the second cooling dome 32, the 3rd cooling dome 33 are hollow circular set, and such cooling dome is enclosed on barrel
When on 21 outer wall, with outer wall comprehensive engagement comprehensively so that cooling wind also uniformly contacts with outer wall so that the outer wall of barrel 21 edge circle
Circumferential direction is cooled consistent.
Taper barrel 21 and taper driving screw 22, taper are from the setting of screw rod 23 so that material in barrel 21 is from entrance
Reduce to the space casting of export direction, and then gradually increase squeeze pressure of the twin-screw to material so that what material was born squeezes
Pressure pressure also gradually increases, so that the compactness and uniformity of the material squeezed out are more preferable.
For example, when the temperature requirement of the barrel 21 of interlude is higher corresponding to the second cooling dome 32, controller can be passed through
Controlling the rotating speed of the second blower fan 35 reduces, and then reduces wind speed.
Further, the twin-screw extrusion equipment for setting temperature control device also includes air-out apparatus 70, and air-out apparatus 70 wraps
Gas blower fan 71, outlet pipe 72, air-out hose 73, drainer 74 are included, one end of air-out hose 73 connects with the inwall of barrel 21
Logical, the other end connection drainer 74 of air-out hose 73, one end of outlet pipe 72 connects with drainer 74, outlet pipe 72
The other end is connected with outlet blower fan 71, to be attracted by outlet blower fan 71 moisture vapor in barrel 21.
Further, the drainer 74 is hollow cylinder tank body, and drainer 74 is obliquely installed, so that one end of drainer 74
Highly it is higher than the height of the other end, removable end cap, one end of outlet pipe 72 is set on the port of the low side of drainer 74
Also through the high-end to be connected with the inside of drainer 74 of drainer 74, the other end of air-out hose 73 passes through the side wall of drainer 74
To be connected with the inside of drainer 74, condensed water is discharged in the port of the low side of drainer 74.
Further, the thermoelectric heating device 24 is resistance wire.
Module or unit in the utility model embodiment device can be merged, divide and deleted according to being actually needed
Subtract.
Above disclosed is only the utility model preferred embodiment, can not limit the utility model with this certainly
Interest field, one of ordinary skill in the art will appreciate that realize all or part of flow of above-described embodiment, and according to this reality
The equivalent variations made with new claim, still fall within the scope that utility model is covered.
Claims (4)
- A kind of 1. twin-screw extrusion equipment that temperature control device is set, it is characterised in that：Including drive device, extrusion device, cooling Device, extrusion die, temperature measuring equipment, control device, drive device include be connected successively extruder motor, decelerator, point Orchestration, distributor are connected with extrusion device, and extrusion device includes barrel, driving screw, from screw rod, and barrel is taper barrel, barrel Diameter be gradually reduced from close to one end of distributor to away from one end of distributor so that the space in barrel is from close to distribution One end of device is gradually reduced to one end away from distributor, and barrel is that the chuck with cavity formed is surrounded by outer wall and inwall Structure, thermoelectric heating device is set between outer wall and inwall, thermoelectric heating device is wrapped in cavity, with to being heated in barrel, Barrel opens up feeding mouth in the side wall of drive device, and tapping channel is opened up in end of the barrel away from drive device, with Extrusion die connects, driving screw and be conical screw from screw rod, and driving screw and screw diameter from screw rod are from close to distributor One end be gradually reduced to away from one end of distributor, driving screw and be disposed side by side on from screw rod in identical horizontal plane, it is main The blade of screw rod and the spacing with blades setting from screw rod, the power transmission shaft of driving screw and the power transmission shaft from screw rod pass through the side of barrel Wall, to be connected with distributor, distributor includes master gear and from gear, and the transmission shafts of master gear and driving screw connect, from tooth Wheel be connected with the transmission shafts from screw rod, the master gear with from connection is engaged between gear, to pass through the rotational band of master gear It is dynamic from pinion rotation, transmission axis connection of the master gear also with decelerator, to drive driving screw and same from screw rod by extruder motor Step rotate, cooling device include with mutually isostructural first cooling dome, the second cooling dome, the 3rd cooling dome and the first blower fan, Second blower fan, the 3rd blower fan, the first cooling dome, the second cooling dome, the 3rd cooling dome will be arranged in the side wall of barrel side by side, the One cooling dome is the annular cover body with cavity, and circumferencial direction of first cooling dome along barrel outer wall is enclosed on the outer wall of barrel On, air outlet is opened up at the top of the first cooling dome, air inlet is opened up in the bottom of the first cooling dome, the cold wind of the first blower fan goes out Air port is connected with the air inlet of the first cooling dome, and air outlet is opened up at the top of the second cooling dome, in the bottom of the second cooling dome Air inlet is opened up, the cold wind air outlet of the second blower fan is connected with the air inlet of the second cooling dome, opened at the top of the 3rd cooling dome Air port is set out, air inlet, the cold wind air outlet of the 3rd blower fan and the air intake of the 3rd cooling dome are opened up in the bottom of the 3rd cooling dome Mouth connection, to be controlled respectively into the first cooling dome, the second cooling dome, the 3rd by the first blower fan, the second blower fan, the 3rd blower fan The air quantity of cooling dome, temperature measuring equipment include the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter, First thin resistance temperature measurement meter passes through the second cooling dome through the first cooling dome and the wall contacts of barrel, the second thin resistance temperature measurement meter With the wall contacts of barrel, the 3rd thin resistance temperature measurement meter is through the 3rd cooling dome and the wall contacts of barrel, with thin by first Resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter detect the temperature of barrel diverse location, control dress respectively Put including controller, the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance temperature measurement meter, the first blower fan, Second blower fan, the 3rd blower fan are connected with controller, the first thin resistance temperature measurement meter, the second thin resistance temperature measurement meter, the 3rd thin resistance Thermo detector, which provides the temperature information detected to controller, controller, makees the reference temperature for receiving temperature information and prestoring Compare, and the first blower fan, the second blower fan, the 3rd blower fan are controlled respectively according to comparative result, cooled down with realizing to first Cover, the air quantity of the second cooling dome, the 3rd cooling dome automatically control respectively.
- 2. the twin-screw extrusion equipment of temperature control device is set as claimed in claim 1, it is characterised in that：The setting temperature control fills The twin-screw extrusion equipment put also includes air-out apparatus, and air-out apparatus includes outlet blower fan, outlet pipe, air-out hose, condensation Tank, one end of air-out hose connect with the inwall of barrel, the other end of air-out hose connection drainer, one end of outlet pipe with Drainer is connected, and the other end of outlet pipe is connected with outlet blower fan, to be entered by outlet blower fan to the moisture vapor in barrel Row attracts.
- 3. the twin-screw extrusion equipment of temperature control device is set as claimed in claim 2, it is characterised in that：The drainer is sky Heart cylinder tank body, drainer are obliquely installed, so that one end of drainer is highly higher than the height of the other end, in the low side of drainer Port on removable end cap is set, one end of outlet pipe is also through the high-end with being connected inside drainer, to go out of drainer The other end of gas flexible pipe passes through the side wall of drainer so that with being connected inside drainer, condensed water is arranged in the port of the low side of drainer Go out.
- 4. the twin-screw extrusion equipment of temperature control device is set as claimed in claim 1, it is characterised in that：The thermoelectric heating device is Resistance wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721007032.XU CN207044650U (en) | 2017-08-12 | 2017-08-12 | The twin-screw extrusion equipment of temperature control device is set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721007032.XU CN207044650U (en) | 2017-08-12 | 2017-08-12 | The twin-screw extrusion equipment of temperature control device is set |
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| Publication Number | Publication Date |
|---|---|
| CN207044650U true CN207044650U (en) | 2018-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721007032.XU Active CN207044650U (en) | 2017-08-12 | 2017-08-12 | The twin-screw extrusion equipment of temperature control device is set |
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| Country | Link |
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| CN (1) | CN207044650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605162A (en) * | 2020-05-20 | 2020-09-01 | 苏州威瑞成新材料有限公司 | Temperature control system of double-screw extruder and use method thereof |
-
2017
- 2017-08-12 CN CN201721007032.XU patent/CN207044650U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605162A (en) * | 2020-05-20 | 2020-09-01 | 苏州威瑞成新材料有限公司 | Temperature control system of double-screw extruder and use method thereof |
| CN111605162B (en) * | 2020-05-20 | 2022-06-10 | 安徽威普达材料科技有限公司 | Temperature control system of double-screw extruder and use method thereof |
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