CN201800225U - Double-screw extruder for low-temperature high-viscosity system - Google Patents
Double-screw extruder for low-temperature high-viscosity system Download PDFInfo
- Publication number
- CN201800225U CN201800225U CN2010202826988U CN201020282698U CN201800225U CN 201800225 U CN201800225 U CN 201800225U CN 2010202826988 U CN2010202826988 U CN 2010202826988U CN 201020282698 U CN201020282698 U CN 201020282698U CN 201800225 U CN201800225 U CN 201800225U
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- CN
- China
- Prior art keywords
- screw
- temperature high
- extruder
- low temperature
- screws
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- 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
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Classifications
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/834—Cooling
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a double-screw extruder for a low-temperature high-viscosity system. The extruder consists of a frame, a speed regulating motor, a belt, a transmission box, a coupling band, screws, a screw cylinder, a feed hopper, lead screws, a water cooler, extrusion blocks and a template, wherein the speed regulating motor and the transmission box are arranged on the frame; one side of the transmission box is connected with the speed regulating motor through the belt, while the other side of the transmission box is connected with the screws through the coupling band; the two screws are arranged in the screw cylinder; the feed hopper is arranged at the rear end of the top part of the screw cylinder; the lead screws are arranged at the lower parts of the screws; the water cooler is arranged on the outer side of the screw cylinder; the extrusion blocks are arranged at the front ends of the screws; and the template is arranged at the front end of the screw cylinder. A pair of gear shafts which are mutually engaged and oppositely rotate is adopted, the pitches of the screws are reduced from the feeding hole to the discharge hole, the material is gradually pressed in the extrusion cylinder, the pushing force is increased dramatically, and the extruded product is smooth and compact; and the extruder is favorable for improving the quality of a product and can extrude a strip catalyst with small diameter, and the minimum diameter can reach 1 millimeter.
Description
Technical field
The utility model relates to a kind of parallel double-screw extruder, especially relates to a kind of double screw extruder that is used for the low temperature high viscosity systems.
Background technology
Be used for the filtering element (cartridge) material of water treatment and drinking-water industry, make by the supporting mould of extrusion (going out) machine.Present employed twin-screw banded extruder comprises main shaft, the main shaft connecting screw rod, and the fore-end of screw rod is for extruding tube, and rear end part connects hopper.Main shaft connects motor and reduction box mechanism, and the driving lower main axis drive screw rod rotation at power set is extruded to the material that enters wherein and extrudes the front end of tube from the mould extrusion modling.In use, often can not carry out effectively from the charging of hopper, need manually binder (disclosing with rod) constantly, the material of extruding a position simultaneously bonds to screw surface easily, and material can not be mixed.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of smooth, closely knit double screw extruder that is used for the low temperature high viscosity systems of material product bonding, that extrude of avoiding for the defective that overcomes above-mentioned prior art existence.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of double screw extruder that is used for the low temperature high viscosity systems, it is characterized in that, this extruder is by frame, buncher, belt, transmission case, coupling band, screw rod, screw tube, feed hopper, screw mandrel, water cooler, extruding piece and template constitutes, described buncher and transmission case are located on the frame, one side of transmission case connects buncher through belt, opposite side is connected with screw rod through coupling band, described screw rod has two, be located in the screw tube, described feed hopper is located at the rear end at screw tube top, described screw mandrel is located at the bottom of screw rod, described water cooler is located at the screw tube outside, the described piece of extruding is located at screw front end, and described template is located at the screw tube front end.
4 gears and 2 gear shafts are set in the described transmission case, and described 2 gears are connected with a joggle respectively, and 2 gear shafts are rigidly connected through coupling band and 2 screw rods.
Described gear shaft is the gear shaft of the incorgruous rotation of a pair of mutual engagement.
Described belt one end is set on the belt pulley of buncher, and opposite side is set on the axle of meshing gear in the transmission case.
The center of described coupling band and the center of screw rod are on same axis.
Described screw rod is a Variable pitch screw.
Described screw tube is a rectangular structure, is set in the outside of two screw rods.
Offer hole on the described template.
Compared with prior art, the utility model has adopted the gear shaft of a pair of intermeshing incorgruous rotation, drive twin-screw to squeezing by coupling band, extrude the interior temperature of tube by water cooler with reduction, the material that screw mandrel in the circuit device will be bonded on the screw rod is hung, avoid material to be bonded on the screw rod, the pitch that adopts screw rod from big to small mode gradually from the feed opening to the discharging opening, the feed opening of screw rod (being the hopper discharging opening) end pitch is big, makes charging many, material is progressively pressurizeed in extruding tube, pushing force is increased severely, and the product of extruding is smooth, closely knit, help improving the quality of products, and can push the little stripe shape catalyst of diameter, I reaches 1mm.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a partial schematic diagram of the present utility model.
1 is that buncher, 2 is that belt, 3 is that first gear, 4 is that second gear, 5 is that the 3rd gear, 6 the 4th gears, 7 are that first gear shaft, 8 is that second gear shaft, 9 is a coupling band among the figure, and 10 is that feed hopper, 11 is that Variable pitch screw, 12 is that screw mandrel, 13 is that screw tube, 14 is that template, 15 is that frame, 17 is that transmission case, 18 is a water cooler for extruding piece, 16.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Embodiment
A kind of double screw extruder that is used for the low temperature high viscosity systems, its structure is shown in Fig. 1～2, this extruder is by buncher 1, belt 2, coupling band 9, feed hopper 10, screw rod 11, screw mandrel 12, screw tube 13, template 14, extrude piece 15, frame 16, transmission case 17 and water cooler 18 constitute, buncher 1 and transmission case 17 are located on the frame 16, be provided with four gears and two gear shafts in the transmission case 17, first gear 3 and second gear 4 are connected with a joggle, the 3rd gear 5 and the 4th gear 6 are connected with a joggle, second gear 4 and the 3rd gear 5 are on same axle, the 4th gear 6 and first gear shaft 7 are on same axle, and first gear shaft 7 and second gear shaft 8 are the gear shaft of the incorgruous rotation of a pair of mutual engagement.Transmission case 17 is connected through belt 2 with buncher 1, and belt one end is set on the belt pulley of buncher 1, and opposite side is set on the wheel shaft of first gear 3 in the transmission case 17.First gear shaft 7 and second gear shaft 8 are connected the center of the center of coupling band 9 and screw rod 11 respectively on same axis through two coupling bands 9 with Variable pitch screw 11.Two Variable pitch screws 11 are located in the screw tube 13 of rectangular structure, the rear end at screw tube 13 tops is provided with feed hopper 10, screw mandrel 10 is located at the bottom of screw rod 11, water cooler 18 is located at the outside of screw tube 13, the bottom is provided with the cooling water inlet pipe, and top is provided with cooling water outlet tube, extrudes the front end that piece 14 is located at screw rod 11, template 14 is located at the front end of screw tube 13, offers the hole in different apertures on the template 14.
During work, with buncher 1 driving torque is driven by belt 2, power is sent to transmission case 17, driving two Variable pitch screws 11 respectively by coupling band 9 again rotates together, material drops in the screw tube 13 from feed hopper 10, two screw rods 11 are done with fast incorgruous rotation, material is advanced by the screw rod 11 that rotates, pitch on the screw rod is torn mutually and is drawn in material, and carry out shear-mixed, rub mixing homogenizing and since the pitch of screw rod 11 from the feed opening to the discharging opening from large to small, the feed opening of screw rod 11 (being feed hopper 10) end pitch is big, charging is many, material is progressively pressurizeed in extruding piece 15, and pushing force is increased severely, and melts the shape material at last and extrudes from barrel 13 front ends have the template 14 of various aperture sizes.
The utility model is particularly suitable for the processing of packaging material for food, and the screw tube 13 outer water coolers 18 that have are to reduce the temperature in the screw tube 13.The material that screw mandrel 12 in the circuit device will be bonded on the screw rod 11 is hung, and avoids material to be bonded on the screw rod.
Claims (8)
1. double screw extruder that is used for the low temperature high viscosity systems, it is characterized in that, this extruder is by frame, buncher, belt, transmission case, coupling band, screw rod, screw tube, feed hopper, screw mandrel, water cooler, extruding piece and template constitutes, described buncher and transmission case are located on the frame, one side of transmission case connects buncher through belt, opposite side is connected with screw rod through coupling band, described screw rod has two, be located in the screw tube, described feed hopper is located at the rear end at screw tube top, described screw mandrel is located at the bottom of screw rod, described water cooler is located at the screw tube outside, the described piece of extruding is located at screw front end, and described template is located at the screw tube front end.
2. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1, it is characterized in that, 4 gears and 2 gear shafts are set in the described transmission case, and described 2 gears are connected with a joggle respectively, and 2 gear shafts are rigidly connected through coupling band and 2 screw rods.
3. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 2 is characterized in that described gear shaft is the gear shaft of the incorgruous rotation of a pair of mutual engagement.
4. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1 is characterized in that, described belt one end is set on the belt pulley of buncher, and opposite side is set on the axle of meshing gear in the transmission case.
5. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1 is characterized in that the center of described coupling band and the center of screw rod are on same axis.
6. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1 is characterized in that described screw rod is a Variable pitch screw.
7. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1 is characterized in that described screw tube is a rectangular structure, is set in the outside of two screw rods.
8. a kind of double screw extruder that is used for the low temperature high viscosity systems according to claim 1 is characterized in that, offers hole on the described template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202826988U CN201800225U (en) | 2010-08-05 | 2010-08-05 | Double-screw extruder for low-temperature high-viscosity system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202826988U CN201800225U (en) | 2010-08-05 | 2010-08-05 | Double-screw extruder for low-temperature high-viscosity system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201800225U true CN201800225U (en) | 2011-04-20 |
Family
ID=43869740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202826988U Expired - Fee Related CN201800225U (en) | 2010-08-05 | 2010-08-05 | Double-screw extruder for low-temperature high-viscosity system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201800225U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335177A (en) * | 2015-07-15 | 2017-01-18 | 安徽泽加业粉体工程有限公司 | Banded extruder for viscous block material |
| CN106335176A (en) * | 2015-07-15 | 2017-01-18 | 安徽泽加业粉体工程有限公司 | Novel banded extruder for viscous block material |
| CN106346826A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extrusion machine |
| CN106346743A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extruder |
| CN106346744A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extruder |
| CN106696225A (en) * | 2015-07-15 | 2017-05-24 | 安徽泽加业粉体工程有限公司 | Novel viscous blocky material extruder |
| CN107031102A (en) * | 2015-07-15 | 2017-08-11 | 安徽泽加业粉体工程有限公司 | A kind of new sticky lump material banded extruder |
| CN108895825A (en) * | 2018-07-06 | 2018-11-27 | 景津环保股份有限公司 | A kind of drying machine charging kicker device |
| CN115056377A (en) * | 2022-07-27 | 2022-09-16 | 四川中科兴业高新材料有限公司 | PAS resin modified double-screw extrusion equipment |
-
2010
- 2010-08-05 CN CN2010202826988U patent/CN201800225U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335177A (en) * | 2015-07-15 | 2017-01-18 | 安徽泽加业粉体工程有限公司 | Banded extruder for viscous block material |
| CN106335176A (en) * | 2015-07-15 | 2017-01-18 | 安徽泽加业粉体工程有限公司 | Novel banded extruder for viscous block material |
| CN106346826A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extrusion machine |
| CN106346743A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extruder |
| CN106346744A (en) * | 2015-07-15 | 2017-01-25 | 安徽泽加业粉体工程有限公司 | Novel viscous bulk material band extruder |
| CN106696225A (en) * | 2015-07-15 | 2017-05-24 | 安徽泽加业粉体工程有限公司 | Novel viscous blocky material extruder |
| CN107031102A (en) * | 2015-07-15 | 2017-08-11 | 安徽泽加业粉体工程有限公司 | A kind of new sticky lump material banded extruder |
| CN106346826B (en) * | 2015-07-15 | 2019-01-01 | 安徽泽加业粉体工程有限公司 | A kind of novel sticky block material banded extruder |
| CN106346744B (en) * | 2015-07-15 | 2019-04-12 | 安徽泽加业粉体工程有限公司 | A kind of novel sticky block material banded extruder |
| CN108895825A (en) * | 2018-07-06 | 2018-11-27 | 景津环保股份有限公司 | A kind of drying machine charging kicker device |
| CN115056377A (en) * | 2022-07-27 | 2022-09-16 | 四川中科兴业高新材料有限公司 | PAS resin modified double-screw extrusion equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20160805 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |