CN114290642A - Equidirectional parallel three-screw extruder - Google Patents
Equidirectional parallel three-screw extruder Download PDFInfo
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- CN114290642A CN114290642A CN202111575083.3A CN202111575083A CN114290642A CN 114290642 A CN114290642 A CN 114290642A CN 202111575083 A CN202111575083 A CN 202111575083A CN 114290642 A CN114290642 A CN 114290642A
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Abstract
The invention discloses a homodromous parallel three-screw extruder, and belongs to the technical field of extruder equipment. The feeding device is arranged on the top end of the three-screw extruder, the feeding device comprises a feeding support, a feeding barrel, a sealing cover, a feeding pipe, a servo motor, a rotating shaft, a stirring rod, a scraping plate, a stirring plate, an opposite jet switch and a vibration feeding device, the feeding barrel is welded and fixed on the feeding support, the feeding barrel is provided with an observation window, the bottom end of the feeding barrel is provided with the vibration feeding device, the top end and the bottom end of the feeding barrel are respectively provided with a group of opposite jet switches, the sealing cover is covered and arranged above the feeding barrel, one side of the sealing cover is provided with the feeding pipe, the center position of the feeding barrel is provided with the servo motor, the rotating shaft is arranged in the feeding barrel by a driving shaft of the servo motor, the stirring rod and the stirring plate are arranged on the rotating shaft, and the bottom end of the stirring rod is provided with the scraping plate. The invention has good mixing effect and can automatically feed materials.
Description
Technical Field
The invention relates to the technical field of extruder equipment, in particular to a homodromous parallel three-screw extruder.
Background
The extruder can divide the machine head into a right-angle machine head, an oblique-angle machine head and the like according to the material flow direction of the machine head and the included angle of the central line of the screw. The extruder is classified into a screw extruder and a ram extruder. The screw extruder depends on the pressure and the shearing force generated by the rotation of the screw, so that materials can be fully plasticized and uniformly mixed and are molded through a neck mold. Plastics extruders can be largely classified into twin-screw extruders, single-screw extruders and, less frequently, multi-screw extruders and also screwless extruders.
At present, the double-screw extruder is mostly available in the market, the double-screw extruder usually needs a larger length-diameter ratio to achieve a certain mixing effect, so that the yield is lower, the energy consumption is higher, and before the extruder feeds, because the master batches are adhered to each other, the master batches can be blocked in the stirring process, the rotation of a screw is influenced, the raw materials are usually added into a screw extruder for granulation after being buffered by a buffering device, the buffering device comprises a discharging box, the uniformly mixed raw materials are firstly discharged into the discharging box for storage, then conveyed into a feed port of the screw extruder by a motor, but the prior screw extruder buffer device has complex structure and more inconvenient operation after a plurality of processes, is not beneficial to improving the production efficiency, and the feeding is directly discharged into the screw rod, the screw rotation is periodic, the input raw materials are unstable, and the high-quality product output by the double-screw extruder is not facilitated.
Therefore, how to provide a homodromous parallel three-screw extruder which has good mixing effect, can automatically feed materials and has uniform feeding becomes a problem to be solved by the technical personnel in the field.
Disclosure of Invention
In view of the above, the invention provides a homodromous parallel three-screw extruder which has a good mixing effect, can automatically distribute materials, is provided with a raw material stirring device and is not easy to cause material blockage.
In order to achieve the purpose, the invention adopts the following technical scheme:
a homodromous parallel three-screw extruder comprises a base, a three-screw extruder and a feeding device, wherein the three-screw extruder is arranged at the top end of the base, the feeding device is arranged at the top end of the three-screw extruder, the feeding device comprises a feeding support, a feeding barrel, a sealing cover, a feeding pipe, a servo motor, a rotating shaft, a stirring rod, a scraping plate, a stirring plate, a correlation switch and a vibration feeding device, the feeding barrel is welded and fixed on the feeding support, the feeding barrel is provided with an observation window, the bottom end of the feeding barrel is provided with the vibration feeding device, the feeding barrel is connected with the vibration feeding device through a bolt, the top end and the bottom end of the feeding barrel are respectively provided with a group of correlation switches, the sealing cover is arranged above the feeding barrel, one side of the sealing cover is provided with the feeding pipe, the servo motor is arranged at the central position of the sealing cover, a driving shaft of the servo motor penetrates through the sealing cover and is arranged in the feeding barrel, the stirring rod is arranged on the rotating shaft, the stirring plate is arranged on the stirring rod, and the scraping plate is arranged at the bottom end of the stirring rod.
Further, vibration material feeding unit includes vibrator, connecting pipe, sieve material otter board and damping supporting seat, the connecting pipe is double-deck setting, the outer top of connecting pipe and pay-off bucket bolted connection, the outer bottom of connecting pipe is provided with the damping supporting seat, damping supporting seat fixed connection is on the top of three screw extruder, the inlayer of connecting pipe is provided with vibrator and sieve material otter board, the vibrator sets up on the connecting pipe inlayer, sieve material otter board sets up in the connecting pipe inlayer.
Further, the damping supporting seat is annularly arranged at the bottom end of the vibration feeding device, the damping supporting seat comprises an I-shaped clamping piece, the I-shaped clamping piece comprises an upper plane plate, a lower plane plate and a middle supporting plate, the upper plane plate is provided with a through hole, and the upper plane plate is connected with the vibration feeding device in a sliding mode through a bolt and an elastic pad. The middle part of the I-shaped clamping piece is provided with a U-shaped groove, a supporting plate, a supporting block and a damping spring are arranged in the U-shaped groove, the supporting plate is arranged at two ends of the damping spring, and the supporting block is arranged above the supporting plate.
The cooling device is arranged inside the base and the three-screw extruder, an input shaft is arranged at one end of the transmission reduction gearbox, an output shaft is arranged at the other end of the transmission reduction gearbox, the output shafts are provided with 3 output shafts and arranged in parallel with the input shaft, the three-screw reducer is connected with the transmission reduction gearbox and the main motor in a driving mode in sequence, and the cooling device, the transmission reduction gearbox and the main motor are all electrically connected with the main control device.
Furthermore, the three-screw extruder comprises a barrel, a machine barrel and three screws, the three screws are in driving connection with 3 output shafts of the transmission reduction gearbox, the machine barrel is arranged outside the three screws and is parallel to the three screws, and the barrel is arranged outside the machine barrel.
Further, cooling device includes cooling tube, cooling pump, air-cooler, cold air box, storage water tank and condenser, air-cooler, storage water tank and condenser setting are inside the base, the cold air box encircles the setting on the barrel, air-cooler and cold air box tube coupling, the water inlet and the storage water tank tube coupling of condenser, the delivery port and the cooling pump of condenser link to each other, the winding of cooling tube is outside at the barrel, the water inlet and the cooling pump of cooling tube link to each other, the delivery port and the outside pipeline of cooling tube link to each other.
Further, still include linker and shower nozzle, the linker sets up the top in the barrel, the shower nozzle sets up on the linker, the water inlet and the cooling pump pipe connection of linker.
Further, still include fin and filter screen, the fin sets up the tail end at the barrel, the filter screen sets up the below at the fin.
Further, still include cooling tower and water pump, the cooling tower sets up the delivery port at the filter screen, the water pump sets up the delivery port at the cooling tower, the water pump is connected with the storage water tank pipe way.
Furthermore, the barrel is of a building block type structure, the interior of the barrel is subjected to waterproof treatment, the machine barrel is made of high-quality carbon steel with a hard alloy sleeve embedded inside, and the screw is made of high-speed tool steel and is assembled by a threaded element and a mandrel in a building block type.
The invention has the beneficial effects that:
1. the parallel three-screw extruder has a simple structure, and can achieve the mixing effect which can be achieved only by a traditional double-screw extruder under the condition of a smaller screw length-diameter ratio;
2. the arrangement of the scraping plate can scrape the raw materials attached to the inner surface of the feeding barrel, so that the waste of the raw materials and the accumulation of the raw materials in the feeding barrel are avoided, the arrangement of the stirring plate can reduce the adhesion among the raw materials, and the blockage caused after the raw materials enter the three-screw extruder is avoided;
3. the shot switch is arranged, manual material supplementing by workers is not needed, the problems that the conventional continuous extrusion three-screw extruder needs to supply materials uninterruptedly, the conventional feeding device needs to supplement raw materials into a hopper by manpower, time and labor are wasted, and the workload of the workers is large are solved, the raw materials in a feeding barrel can be automatically detected, and the raw materials are automatically fed when the raw materials in the feeding barrel are too small;
4. the arrangement of the vibration reduction supporting seat in the vibration feeding device improves the stability of the vibration feeding device, avoids the resonance between the vibration feeding device and the machine barrel, and reduces the noise of the vibration feeding device;
5. the cooling device can quickly cool the three-screw extruder, the working temperature of the three-screw extruder can be limited by recycling cooling water, in addition, the cooling treatment of the three-screw extruder can also be realized, the purposes of energy conservation and saving are realized, when the cooling device is used, the air cooler can be synchronously opened, the air cooler can drive air in the barrel to flow at high speed, new cold air is continuously supplemented, so that the cooling pipe is assisted to cool, the cooling effect is further improved, meanwhile, when the spray nozzle carries out spray cooling on the three-screw extruder, the fan can not only drive the air in the barrel to flow so as to enhance the cooling effect, but also blow redundant water vapor in the barrel to the filter screen, thereby avoiding the harm to the device caused by the long-term humid environment in the barrel, eliminating potential safety hazards, and the arrangement of the filter screen prevents sundries from entering the cooling tower, the cleanness in the cooling tower is effectively guaranteed;
6. the arrangement of the radiating fins can utilize the mode of water flow to cool the extruded material strips, and the adhesion caused by overheating of the material strips is avoided.
Drawings
Fig. 1 is a front view of the present invention.
FIG. 2 is a schematic diagram of the internal structure of the transfer gearbox of the present invention.
Fig. 3 is a sectional view of the feeding device of the present invention.
Fig. 4 is a partially enlarged view of fig. 3.
FIG. 5 is a schematic view of the cooling device of the present invention.
Fig. 6 is a partially enlarged view of fig. 5.
Wherein, 1-a base; 2-three screw extruder; 3-feeding a bracket; 4-a feeding barrel; 5-sealing cover; 6-correlation switch; 7-an observation window; 8-a rotating shaft; 9-a stirring rod; 10-scraping plate; 11-stirring plate; 12-a vibrator; 13-a connecting tube; 14. a material screening net plate; 15. a vibration reduction supporting seat; 16. an upper flat plate; 17. a lower planar plate; 18. an elastic pad; a U-shaped groove; 20. a support plate; 21. a damping spring; 22. a transmission reduction box; 23. a main motor; 24. a cooling tube; 25. a barrel; 26. a barrel; 27. a cooling tower; 28. a water pump; 29. an input shaft; 30. an output shaft; 31. a support block; 32. a heat sink; 33. a filter screen; 34. a cooling pump; 35. a condenser; 36. an air cooler; 37. a cold air box; 38. a water storage tank; 39. a communicating vessel; 40. and (4) a spray head.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
As shown in figures 1-6, the invention discloses a equidirectional parallel three-screw extruder, which comprises a base 1, a three-screw extruder 2 and a feeding device, wherein the three-screw extruder is arranged at the top end of the base 1, the feeding device is arranged at the top end of the three-screw extruder 2, the feeding device comprises a feeding bracket 3, a feeding barrel 4, a sealing cover 5, a correlation switch 6, a servo motor, a rotating shaft, a stirring rod 9, a scraping plate 10, a stirring plate 11, a feeding pipe and a vibrating feeding device, the feeding barrel 4 is welded and fixed on the feeding bracket 3, the feeding barrel 4 is provided with an observation window 7, the arrangement of the observation window 7 can enable an operator to clearly see the speed of raw materials in the feeding barrel 4 entering the three-screw extruder, so that the operator can master the operation condition of equipment in time, the vibrating feeding device is arranged at the bottom end of the feeding barrel 4, the feeding barrel 4 is connected with the vibrating feeding device by bolts, the top end and the bottom end of a feeding barrel 4 are respectively provided with a group of correlation switches 6, a sealing cover 5 is covered above the feeding barrel 4, one side of the sealing cover 5 is provided with a feeding pipe, a servo motor is arranged at the central position of the sealing cover 5, a driving shaft of the servo motor penetrates through the sealing cover and is provided with a rotating shaft 8 in the feeding barrel, the rotating shaft 8 is provided with a stirring rod 9, the stirring rod 9 is provided with a stirring plate 11, the bottom end of the stirring rod 9 is provided with a scraping plate 10, the correlation switches 6 are arranged to automatically detect raw materials in the feeding barrel 4, when the raw materials in the feeding barrel 4 are too much or too little, the correlation switches 6 are shielded by the raw materials to give on-off signals, the correlation switches 6 send signals to a main control device, the main control device conveys or stops feeding through the feeding pipe, manual material supplementing is not needed, and the problem that a three-screw extruder continuously extruded at present needs to supply materials uninterruptedly, traditional feedway need rely on the manual work constantly to supply the raw materials in to the hopper, waste time and energy, the great problem of operator's work load, the setting of sealed lid 5, can prevent that the dust in the air from getting into and polluting the raw materials in the feed barrel 4, the setting of stirring board 11, can reduce the adhesion between the raw materials, cause the jam after avoiding the raw materials to get into three screw extruder, the setting of scraping flitch 10 can be scraped the raw materials that adheres to at 4 internal surfaces of feed barrel, avoid the waste of raw materials and piling up of raw materials in feed barrel 4.
Vibration material feeding unit includes vibrator 12, connecting pipe 13, sieve material otter board 14 and damping supporting seat 15, connecting pipe 13 is double-deck setting, the outer top of connecting pipe and 4 bolted connection of pay-off bucket, the outer bottom of connecting pipe is provided with the spacing groove, damping supporting seat 15 and the outer bottom sliding connection of connecting pipe, and carry on spacingly through setting up the bolt in the spacing groove, damping supporting seat 15 fixed connection is on the top of three screw extruder 2, the inlayer of connecting pipe is provided with vibrator 12 and sieve material otter board 14, vibrator 12 sets up on the connecting pipe inlayer, sieve material otter board 14 sets up in the connecting pipe inlayer, the double-deck setting of connecting pipe 13, the skin is used for the location to connect pay-off bucket 4 and three screw extruder 2, the inlayer is used for installing vibrator 12 and sieve material otter board 14, the screening of the raw materials of being convenient for.
Damping supporting seat 15 is the annular setting and is in vibration material feeding unit bottom, and damping supporting seat 15 includes worker's shape fastener, and worker's shape fastener includes flat panel 16, lower flat panel 17 and middle part backup pad, goes up flat panel 16 and is provided with through-hole and cushion 18, goes up flat panel 16 and passes through bolt, cushion 18 and vibration material feeding unit sliding connection. The middle part of the I-shaped clamping piece is provided with a U-shaped groove 19, a supporting plate 20, a supporting block 31 and a damping spring 21 are arranged in the U-shaped groove, the supporting plate 20 is arranged at two ends of the damping spring 21, and the supporting block 31 is arranged above the supporting plate 20. The vibration reduction supporting seat improves the stability of the vibration feeding device, avoids the resonance between the vibration feeding device and the machine barrel 25, and reduces the noise of the vibration feeding device.
The three-screw extruder comprises a barrel 26, a barrel 25 and three screws, wherein the barrel 26 is of a building block type structure, the inner side of the barrel 26 is subjected to waterproof treatment, the barrel 25 is made of high-quality carbon steel embedded with a hard alloy sleeve, the inner alloy sleeve is high in hardness and good in wear resistance and has certain corrosion resistance, the screws are made of high-speed tool steel and are assembled by a thread element and a mandrel in a building block type mode, the three-screw extruder has high strength and wear resistance, the service life is long, better conveying, compacting, mixing and plasticizing effects can be achieved, the three screws are in driving connection with 3 output shafts 30 of a transmission reduction box 22, the barrel 25 is arranged outside the three screws, the barrel 25 is parallel to the three screws, and the barrel 26 is arranged outside the barrel 25. The parallel three-screw extruder can achieve the mixing effect which can be achieved only by a traditional double-screw extruder under the condition of a smaller screw length-diameter ratio.
The invention also comprises a cooling device, a transmission reduction gearbox 22, a main motor 23 and a main control device, wherein the cooling device is arranged in the base 1 and the three-screw extruder, one end of the transmission reduction gearbox is provided with an input shaft 29, the other end of the transmission reduction gearbox is provided with an output shaft 30, the output shaft 30 is provided with 3 output shafts which are arranged in parallel with the input shaft 29, the three-screw speed reducer 2 is sequentially in driving connection with the transmission reduction gearbox 22 and the main motor 23, and the cooling device, the transmission reduction gearbox 22 and the main motor 23 are all electrically connected with the main control device.
The cooling device comprises a cooling tower 27, a water pump 27, a cooling pipe 24, a cooling pump 34, a water storage tank 38, a condenser 35, a cooling fin 32 and a filter screen 33, wherein the water storage tank 38 and the condenser 34 are arranged inside the base 1, a water inlet of the condenser 35 is connected with a pipeline of the water storage tank, a water outlet of the condenser 35 is connected with the cooling pump 34, the cooling pipe 24 is wound outside the machine barrel 25, a water inlet of the cooling pipe 24 is connected with the cooling pump 34, a water outlet of the cooling pipe 24 is connected with the cooling tower 27, the cooling fin 32 is arranged at the tail end of the machine barrel 25, the filter screen 33 is arranged below the cooling fin 32, the cooling tower 27 is arranged at a water outlet of the filter screen 33, the water pump 28 is arranged at a water outlet of the cooling tower 27, the water pump 28 is connected with a pipeline of the water storage tank 39, the cooling pipe 24 can cool the machine barrel 26, the cooling fin 32 can cool extruded strips by using a water flow mode, can dispel the heat when rivers flow for the radiating effect, the setting of filter screen 33 can filter the cooling water, avoid the delivery port to be blockked up by impurity, the setting of cooling tower 27 can carry out cooling treatment and recycle to the water after filtering, the waste at water source has been avoided, the utilization ratio at water source has been improved, the setting of condenser 34 is further cooled off water, can make the water in the cooling tube 24 be in the low temperature state, the effect of cooling extruder has been improved.
Communicating vessel 39 and shower nozzle 40 have been arranged to the top of barrel 26, communicating vessel 39 sets up the top in barrel 26 is inside, shower nozzle 40 sets up on communicating vessel 39, the water inlet and the 34 tube coupling of cooling pump of communicating vessel 39, the setting of communicating vessel 39 and shower nozzle, accessible shower nozzle 40 sprays water smoke and compensates when the cooling effect of cooling tube 24 is not enough, thereby guarantee that the too high condition of temperature can not appear in three screw extruder 2 long-time use, thereby need not to close equipment and stop the cooling, the smooth nature of three screw extruder 2 work has been ensured, effectively improve work efficiency.
The cooling device also comprises an air cooler 36 and an air cooler 37, wherein the air cooler 36 is arranged inside the base 1, the air cooler 37 is arranged on the cylinder 25 in a surrounding mode, the air cooler 36 is connected with the air cooler 37 through a pipeline, the air cooler 36 and the air cooler 37 are arranged to drive air in the cylinder 26 to flow at a high speed and continuously supplement new cold air, so that the cooling pipe 24 is assisted to cool, the cooling effect is further improved, meanwhile, when the spray nozzle 40 performs spray cooling on the three-screw extruder, the air cooler 36 not only can drive the air in the cylinder to flow so as to enhance the cooling effect, but also can blow redundant water vapor in the cylinder 26 to the filter screen, so that the device is prevented from being damaged by a humid environment in the cylinder for a long time, and potential safety hazards are eliminated.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. The utility model provides a syntropy parallel three screw extruder which characterized in that: the feeding device comprises a feeding support, a feeding barrel, a sealing cover, a feeding pipe, a servo motor, a rotating shaft, a stirring rod, a scraping plate, a stirring plate, a correlation switch and a vibration feeding device, wherein the feeding barrel is fixedly welded on the feeding support, the feeding barrel is provided with an observation window, the bottom end of the feeding barrel is provided with the vibration feeding device, the feeding barrel is connected with the vibration feeding device through a bolt, the top end and the bottom end of the feeding barrel are respectively provided with a group of correlation switches, the sealing cover is covered above the feeding barrel, one side of the sealing cover is provided with the feeding pipe, the center of the sealing cover is provided with the servo motor, a driving shaft of the servo motor penetrates through the sealing cover and is provided with the rotating shaft in the feeding barrel, the stirring rod is arranged on the rotating shaft, the stirring plate is arranged on the stirring rod, and the scraping plate is arranged at the bottom end of the stirring rod.
2. The co-rotating parallel three-screw extruder according to claim 1, wherein the vibration feeding device comprises a vibrator, a connecting pipe, a screen plate and a vibration damping support seat, the connecting pipe is arranged in a double layer, the top end of the outer layer of the connecting pipe is connected with the feeding barrel through a bolt, the bottom end of the outer layer of the connecting pipe is provided with the vibration damping support seat, the vibration damping support seat is fixedly connected to the top end of the three-screw extruder, the inner layer of the connecting pipe is provided with the vibrator and the screen plate, the vibrator is arranged on the inner layer of the connecting pipe, and the screen plate is arranged in the inner layer of the connecting pipe.
3. The co-rotating parallel three-screw extruder according to claim 2, wherein the vibration-damping support seat is annularly arranged at the bottom end of the vibration feeding device, the vibration-damping support seat comprises an i-shaped fastener, the i-shaped fastener comprises an upper plane plate, a lower plane plate and a middle support plate, the upper plane plate is provided with a through hole, and the upper plane plate is slidably connected with the vibration feeding device through a bolt and an elastic pad. The middle part of the I-shaped clamping piece is provided with a U-shaped groove, a supporting plate, a supporting block and a damping spring are arranged in the U-shaped groove, the supporting plate is arranged at two ends of the damping spring, and the supporting block is arranged above the supporting plate.
4. The equidirectional parallel three-screw extruder according to claim 1, further comprising a cooling device, a transmission reduction gearbox, a main motor and a main control device, wherein the cooling device is arranged inside the base and the three-screw extruder, one end of the transmission reduction gearbox is provided with an input shaft, the other end of the transmission reduction gearbox is provided with an output shaft, the output shafts are provided with 3 output shafts and arranged in parallel with the input shafts, the three-screw speed reducer is in driving connection with the transmission reduction gearbox and the main motor in sequence, and the cooling device, the transmission reduction gearbox and the main motor are all electrically connected with the main control device.
5. The co-rotating parallel three-screw extruder according to claim 4, wherein the three-screw extruder comprises a barrel, a barrel and three screws, the three screws are in driving connection with 3 output shafts of the transmission reduction gearbox, the barrel is arranged outside the three screws, the barrel is parallel to the three screws, and the barrel is arranged outside the barrel.
6. The equidirectional parallel three-screw extruder according to claim 5, characterized in that cooling device includes cooling tube, cooling pump, air-cooler, cold air box, storage water tank and condenser, air-cooler, storage water tank and condenser setting are inside the base, the cold air box encircles and sets up on the barrel, the air-cooler is connected with cold air box tube coupling, the water inlet and the storage water tank tube coupling of condenser, the delivery port and the cooling pump of condenser link to each other, the cooling tube winding is outside the barrel, the water inlet and the cooling pump of cooling tube link to each other, the delivery port and the outside pipeline of cooling tube link to each other.
7. The co-rotating parallel three-screw extruder according to claim 6, further comprising a communicating vessel and a nozzle, wherein the communicating vessel is arranged at the top end inside the barrel, the nozzle is arranged on the communicating vessel, and the water inlet of the communicating vessel is connected with the cooling pump pipeline.
8. The co-rotating parallel triple screw extruder of claim 6, further comprising heat sinks disposed at the rear end of the barrel and a screen disposed below the heat sinks.
9. The co-rotating parallel three-screw extruder according to claim 8, further comprising a cooling tower and a water pump, wherein the cooling tower is disposed at the water outlet of the filter screen, the water pump is disposed at the water outlet of the cooling tower, and the water pump is connected to the water storage tank through a pipeline.
10. The co-rotating parallel triple screw extruder of claim 5, wherein the barrel is of modular construction, the barrel is waterproofed, the barrel is made of high quality carbon steel with a cemented carbide sleeve, and the screws are made of high speed tool steel and are modular assembled from threaded elements and mandrels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111575083.3A CN114290642A (en) | 2021-12-21 | 2021-12-21 | Equidirectional parallel three-screw extruder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111575083.3A CN114290642A (en) | 2021-12-21 | 2021-12-21 | Equidirectional parallel three-screw extruder |
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| CN114290642A true CN114290642A (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111575083.3A Pending CN114290642A (en) | 2021-12-21 | 2021-12-21 | Equidirectional parallel three-screw extruder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734610A (en) * | 2022-04-27 | 2022-07-12 | 奥美凯聚合物（苏州）有限公司 | Mixing device and method for preparing high-temperature-resistant polyamide material |
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| GB1484871A (en) * | 1974-10-18 | 1977-09-08 | Pcl Ind Ltd | Apparatus for feeding polymeric material in flake form to an extruder |
| CN103862675A (en) * | 2014-03-06 | 2014-06-18 | 台州迈得医疗工业设备股份有限公司 | Automatic syringe rubber plug feeding device |
| CN108312473A (en) * | 2018-01-29 | 2018-07-24 | 江苏贝尔机械有限公司 | A kind of cocurrent and parallel three-screw extruder |
| CN110883968A (en) * | 2019-11-28 | 2020-03-17 | 安徽百盛源包装材料有限公司 | Packaging material mixing device |
| CN112873657A (en) * | 2021-01-26 | 2021-06-01 | 圣爱集团有限公司 | Cooling water intelligence cooling equipment is used in production of inferior gram force panel |
| CN214570384U (en) * | 2021-03-04 | 2021-11-02 | 武汉华工激光工程有限责任公司 | A feed bin structure for fuel cell bipolar plate automatic feed |
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2021
- 2021-12-21 CN CN202111575083.3A patent/CN114290642A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1484871A (en) * | 1974-10-18 | 1977-09-08 | Pcl Ind Ltd | Apparatus for feeding polymeric material in flake form to an extruder |
| CN103862675A (en) * | 2014-03-06 | 2014-06-18 | 台州迈得医疗工业设备股份有限公司 | Automatic syringe rubber plug feeding device |
| CN108312473A (en) * | 2018-01-29 | 2018-07-24 | 江苏贝尔机械有限公司 | A kind of cocurrent and parallel three-screw extruder |
| CN110883968A (en) * | 2019-11-28 | 2020-03-17 | 安徽百盛源包装材料有限公司 | Packaging material mixing device |
| CN112873657A (en) * | 2021-01-26 | 2021-06-01 | 圣爱集团有限公司 | Cooling water intelligence cooling equipment is used in production of inferior gram force panel |
| CN214570384U (en) * | 2021-03-04 | 2021-11-02 | 武汉华工激光工程有限责任公司 | A feed bin structure for fuel cell bipolar plate automatic feed |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734610A (en) * | 2022-04-27 | 2022-07-12 | 奥美凯聚合物（苏州）有限公司 | Mixing device and method for preparing high-temperature-resistant polyamide material |
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