CN206718412U - A kind of automatic feeding device of double screw extruder - Google Patents
A kind of automatic feeding device of double screw extruder Download PDFInfo
- Publication number
- CN206718412U CN206718412U CN201720400570.9U CN201720400570U CN206718412U CN 206718412 U CN206718412 U CN 206718412U CN 201720400570 U CN201720400570 U CN 201720400570U CN 206718412 U CN206718412 U CN 206718412U
- Authority
- CN
- China
- Prior art keywords
- material conveying
- box
- extruding barrel
- drying oven
- conveying box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model discloses a kind of automatic feeding device of double screw extruder,Including extruding barrel and material conveying box,Heating drying oven is provided with the top of the extruding barrel,Charging aperture is provided with outside the heating drying oven,Inlet valve is provided between the charging aperture and heating drying oven,The first outlet valve is provided between the heating drying oven and extruding barrel,The extruding barrel bottom is provided with the second outlet valve,The extruding barrel bottom is connected with conveying pipeline,The conveying pipeline other end is connected with Rose Box,The Rose Box other end is connected with material conveying box by conveying pipeline,Motor housing is provided with the top of the material conveying box,The motor lower box part is provided with expansion link,The expansion link bottom is provided with voltage stabilizing seben,The material conveying box bottom is provided with discharging opening,The 3rd outlet valve is provided between the discharging opening and material conveying box,This new achievable automatic stabilisation feeding,And plastic products can be heated,The pretreatments such as dry and filtering,Improve overall processing efficiency,Ensure product quality.
Description
Technical field
Extruder technology field is the utility model is related to, specially a kind of automatic feeding device of double screw extruder.
Background technology
Twin-screw machinery is used primarily for producing the processing of food and plastics, and in recent ten years, its scope applied constantly expands
Greatly, the fields such as rubber, coating, petro-chemical fiber, building materials, paper pulp, food and feed processing and fluid machinery are had spread over.Double spiral shells
The core of bar machinery is twin-screw arbor.Because double-helical screw mechanism has, stronger transmission performance, mixed be strong, self-cleaning property
Well, the advantages that efficiency high, therefore it is widely used.The automatic feeding device of double screw extruder is mainly that twin-screw squeezes
Go out the charging that machine provides automation, so as to improve the processing efficiency of plant equipment.
At present in our widely used automatic feeding device of double-screw extruder, primary articles are plastic products, and
Due to the unique process characteristic of plastic products, existing automatic feeding device there are multiple spot deficiency, mainly have it is following some：It is first
First, due to plastic products enter double screw extruder before need by heating melt, to improve extruder processing efficiency and
Prevent screw rod from wearing, but generally require to be separately provided firing equipment in actual production heats to plastics, not only increase system
Make process, while improve equipment cost, it is impossible to improve productivity effect；Secondly, the charging aperture of traditional automatic feeding device for
The speed of charging has higher stability requirement with measurer, and causes external equipment pair often due to a variety of causes in actual production
Charging aperture input can not be continual and steady, therefore causes automatic feeding device smoothly to carry out output plastics；Finally, due to locate
Some solid impurities can be often included in the plastics of reason, usually influence the quality of the last output products of extruder.
Utility model content
To achieve the above object, the utility model provides following technical scheme：A kind of mechanical feed of double screw extruder
Device, including extruding barrel and material conveying box, the extruding barrel top are provided with heating drying oven, set outside the heating drying oven
There is charging aperture, be provided with inlet valve between the charging aperture and heating drying oven, the is provided between the heating drying oven and extruding barrel
One outlet valve, the extruding barrel inside are provided with servomotor, and the servomotor bottom is provided with screw rod, the extruding barrel bottom
Portion is provided with the second outlet valve, and the extruding barrel bottom is connected with conveying pipeline, and the conveying pipeline other end is connected with Rose Box, institute
State the Rose Box other end with material conveying box by conveying pipeline to be connected, motor housing, the motor lower box part are provided with the top of the material conveying box
Provided with expansion link, the expansion link bottom is provided with voltage stabilizing seben, and unidirectional inlet valve is provided between the conveying pipeline and material conveying box, described
Material conveying box bottom is provided with discharging opening, and the 3rd outlet valve is provided between the discharging opening and material conveying box.
As a kind of preferable technical scheme of the utility model, transmission shaft and conveyer belt are provided with the charging aperture.
As a kind of preferable technical scheme of the utility model, electric heating tube is provided with the extruding barrel barrel.
As a kind of preferable technical scheme of the utility model, the material conveying box is equipped with heat-insulation layer with Rose Box shell,
The Rose Box center of inside is provided with dividing plate, and filter is provided with the top of the dividing plate.
As a kind of preferable technical scheme of the utility model, the discharging opening is nearby provided with flow monitoring instrument.
Compared with prior art, the beneficial effects of the utility model are：The new type auto drawing-in device, heated by setting
Drying box, make the moisture for excluding plastics inner by drying with heating melting is dried from the material that charging aperture enters, prevent
During following process, vapor overflows from molten plastic, causes product quality problems occur, and by being set in extruding barrel
Electric heating tube is put, is made when tentatively being extruded, temperature can be controlled, and for being heated in barrel is extruded to plastics,
Prevent the local degree of wear for larger unfused plastic grain occur, reducing screw rod；Secondly, by setting electricity in material conveying box
Cabinet, for controlling voltage stabilizing seben by controlling expansion link, make the effect for reaching control material conveying box internal pressure, and by going out
Material mouth flow detector carrys out the regulation and control to material conveying box inside output pressure, so as to ensure in the charging rate situation different from amount
Under, realize stable outputting material；Secondly, by setting Rose Box between extruding barrel and delivery casing, it is made by molten plastic
In filter out, prevent following process that product quality is lost or influenceed on equipment；Secondly, by setting unidirectional inlet valve, make
Input for material conveying box can only individual event carry out, when voltage stabilizing seben pressure regulation, unidirectional inlet valve, which can be pressurized, reduces rate of discharge very
To closing, so that molten plastic does not flow backwards, and ensure that voltage stabilizing exports.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model feeding inlet structure schematic diagram.
In figure：1- extrudes barrel；2- material conveying box；3- heating drying ovens；4- charging apertures；5- inlet valves；The outlet valves of 6- first；
7- servomotors；8- screw rods；The outlet valves of 9- second；10- conveying pipelines；11- Rose Boxes；12- motor housings；13- expansion links；14- is steady
Tamponade plate；The unidirectional inlet valves of 15-；16- discharging openings；The outlet valves of 17- the 3rd；18- transmission shafts；19- conveyer belts；20- electric heating tubes；
21- heat-insulation layers；22- dividing plates；23- filters；24- flow monitoring instruments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment：
Fig. 1 and Fig. 2 are referred to, the utility model provides a kind of technical scheme：A kind of mechanical feed of double screw extruder
Device, including extruding barrel 1 and material conveying box 2, extruding barrel 1 barrel is interior to be provided with electric heating tube 20, in extruding barrel 1
In plastics are heated, prevent the local degree of wear for larger unfused plastic grain occur, reducing screw rod 8, it is described to squeeze
The top of binder cylinder 1 is provided with heating drying oven 3, and the outside of heating drying oven 3 is provided with charging aperture 4, is provided with and passes in the charging aperture 4
Send axle 18 and conveyer belt 19, the material of charging aperture 4 be automatically transmitted in heating drying oven 3 for realizing, the charging aperture 4 with
Inlet valve 5 is provided between heating drying oven 3,1 is provided with the first outlet valve 6, the extruding between the heating drying oven 3 and extruding barrel
The inside of barrel 1 is provided with servomotor 7, and the bottom of servomotor 7 is provided with screw rod 8, and extruding barrel 1 bottom goes out provided with second
Expect valve 9, extruding barrel 1 bottom is connected with conveying pipeline 10, and the other end of conveying pipeline 10 is connected with Rose Box 11, described defeated
Hopper 2 is equipped with heat-insulation layer 21 with the shell of Rose Box 11, and the center of inside of Rose Box 11 is provided with dividing plate 22, the dividing plate top
Provided with filter 23, for keeping plastics to be in molten condition, the local phenomenon for occurring cooling down plastotype is prevented, and pass through dividing plate 22
Make to form directed flow passage in Rose Box 11, and filter 23 is set on passage, realize and filter, the Rose Box 11 is another
End is connected with material conveying box 2 by conveying pipeline 10, and the top of material conveying box 2 is provided with motor housing 12, and the bottom of motor housing 12 is provided with
Expansion link 13, the bottom of expansion link 13 are provided with voltage stabilizing seben 14, unidirectional inlet valve are provided between the conveying pipeline 10 and material conveying box 2
15, the bottom of material conveying box 2 is provided with discharging opening 16, and the discharging opening 16 is nearby provided with flow monitoring instrument 24, is exported for controlling
The plastics that case 2 exports, are provided with the 3rd outlet valve 17 between the discharging opening 16 and material conveying box 2.
Specifically used mode and advantage：The new type auto drawing-in device, by setting heating drying oven, make to enter from charging aperture
The material entered be dried with heating melt, by dry exclude plastics inner moisture, when preventing following process, vapor from
Overflowed in molten plastic, cause product quality problems occur, and by setting electric heating tube in extruding barrel, make carrying out
During preliminary extruding, temperature can be controlled, and for being heated in barrel is extruded to plastics, prevents local appearance is larger from not melting
The plastic grain of change, reduce the degree of wear of screw rod；Secondly, by setting motor housing in material conveying box, for being stretched by control
Contracting bar controls voltage stabilizing seben, makes the effect for reaching control material conveying box internal pressure, and by discharging opening flow detector come pair
The regulation and control of output pressure inside material conveying box, so as to ensure, in the case where charging rate is different from amount, to realize stable output
Material；Secondly, by setting Rose Box between extruding barrel and delivery casing, make it by filtering out in molten plastic, prevent it is follow-up plus
Work is lost or influenceed product quality to equipment；Secondly, by setting unidirectional inlet valve, make the input for material conveying box can only
Individual event carry out, when voltage stabilizing seben pressure regulation, unidirectional inlet valve can be pressurized reduce rate of discharge be even switched off so that molten plastic
Do not flow backwards, and ensure that voltage stabilizing exports.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of automatic feeding device of double screw extruder, including extruding barrel（1）And material conveying box（2）, it is characterised in that：Institute
State extruding barrel（1）Top is provided with heating drying oven（3）, the heating drying oven（3）Outside is provided with charging aperture（4）, it is described enter
Material mouth（4）With heating drying oven（3）Between be provided with inlet valve（5）, the heating drying oven（3）With extruding barrel（1）Between be provided with the
One outlet valve（6）, the extruding barrel（1）Inside is provided with servomotor（7）, the servomotor（7）Bottom is provided with screw rod
（8）, the extruding barrel（1）Bottom is provided with the second outlet valve（9）, the extruding barrel（1）Bottom is connected with conveying pipeline（10）,
The conveying pipeline（10）The other end is connected with Rose Box（11）, the Rose Box（11）The other end and material conveying box（2）Pass through conveying
Pipe（10）It is connected, the material conveying box（2）Top is provided with motor housing（12）, the motor housing（12）Bottom is provided with expansion link（13）,
The expansion link（13）Bottom is provided with voltage stabilizing seben（14）, the conveying pipeline（10）With material conveying box（2）Between be provided with unidirectional inlet valve
（15）, the material conveying box（2）Bottom is provided with discharging opening（16）, the discharging opening（16）With material conveying box（2）Between be provided with the 3rd discharging
Valve（17）.
A kind of 2. automatic feeding device of double screw extruder according to claim 1, it is characterised in that：The charging aperture
（4）It is interior to be provided with transmission shaft（18）With conveyer belt（19）.
A kind of 3. automatic feeding device of double screw extruder according to claim 1, it is characterised in that：The pressing material
Cylinder（1）Electric heating tube is provided with barrel（20）.
A kind of 4. automatic feeding device of double screw extruder according to claim 1, it is characterised in that：The material conveying box
（2）With Rose Box（11）Shell is equipped with heat-insulation layer（21）, the Rose Box（11）Center of inside is provided with dividing plate（22）, it is described every
Filter is provided with the top of plate（23）.
A kind of 5. automatic feeding device of double screw extruder according to claim 1, it is characterised in that：The discharging opening
（16）Nearby it is provided with flow monitoring instrument（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720400570.9U CN206718412U (en) | 2017-04-17 | 2017-04-17 | A kind of automatic feeding device of double screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720400570.9U CN206718412U (en) | 2017-04-17 | 2017-04-17 | A kind of automatic feeding device of double screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206718412U true CN206718412U (en) | 2017-12-08 |
Family
ID=60504897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720400570.9U Expired - Fee Related CN206718412U (en) | 2017-04-17 | 2017-04-17 | A kind of automatic feeding device of double screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206718412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366873A (en) * | 2018-11-24 | 2019-02-22 | 嘉兴市志华塑业有限公司 | A kind of injection molding machine |
-
2017
- 2017-04-17 CN CN201720400570.9U patent/CN206718412U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366873A (en) * | 2018-11-24 | 2019-02-22 | 嘉兴市志华塑业有限公司 | A kind of injection molding machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206718412U (en) | A kind of automatic feeding device of double screw extruder | |
| CN102205620A (en) | Differential-speed conical twin-screw extruder | |
| CN102205619A (en) | Exhaust-type differential double-screw extruder | |
| CN101167487B (en) | Screw rod extruding strings device | |
| CN202071321U (en) | Exhaust type differential speed double screw extruder | |
| CN212312702U (en) | Screw plastic extruder | |
| CN203282687U (en) | Oil heat type heating device used for injection molding machine | |
| CN210415437U (en) | PERT floor heating pipe forming machine | |
| CN204687304U (en) | A kind of anticlogging high benefit screw extruder | |
| CN204434906U (en) | A kind of equipment for spun-bonded non-woven | |
| CN208484245U (en) | A kind of micro- extrusion system of the diameter progressive screw of 3D printer | |
| CN207669747U (en) | A kind of extruding machine barrel | |
| CN206855811U (en) | A kind of feed arrangement of waste or used plastics Single screw extrusion Granulation Equipments | |
| CN103148689A (en) | Band drying device for preparing polytetrafluoroethylene (PTFE) resin polymerized by dispersion method | |
| CN207711323U (en) | A kind of double-layer composite plastic tube extrusion system | |
| CN109130135B (en) | Double-screw extruder | |
| CN202623251U (en) | Plastic extruder with drainage tube | |
| CN208428619U (en) | A kind of plastic foil extrusion shaping machine | |
| CN205969854U (en) | Insulating cooling device of antiseized material of extruder import | |
| CN205185178U (en) | Feeding conveyor | |
| CN205467222U (en) | Novel extruder | |
| CN206011689U (en) | A kind of annealing device of PPTC overlay films production and components and parts production equipment | |
| CN201073819Y (en) | Two-machine paralleling device for producing heavy-caliber plastic pipes | |
| CN206484879U (en) | Double-screw type melting extruder main frame oiling temperature control system | |
| CN103264493A (en) | Oil-heat type heating device for injection molding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523000 No. 92, Yanhe Industrial Zone, Li Wu Village, Qiaotou town, Dongguan, Guangdong Patentee after: Dongguan key bridge new materials Co., Ltd. Address before: 523000 No. 92, Yanhe Industrial Zone, Li Wu Village, Qiaotou town, Dongguan, Guangdong Patentee before: Dongguan double bond New Material Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20200417 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |