CN105729750A - Blockage prevention efficient screw extruder - Google Patents
Blockage prevention efficient screw extruder Download PDFInfo
- Publication number
- CN105729750A CN105729750A CN201610094880.2A CN201610094880A CN105729750A CN 105729750 A CN105729750 A CN 105729750A CN 201610094880 A CN201610094880 A CN 201610094880A CN 105729750 A CN105729750 A CN 105729750A
- Authority
- CN
- China
- Prior art keywords
- overcoat
- double thread
- feed hopper
- agitator
- screw extruder
- 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.)
- Pending
Links
Classifications
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/287—Raw material pre-treatment while feeding
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/286—Raw material dosing
-
- 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
- B29C48/30—Extrusion nozzles or dies
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
-
- 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
- B29C48/397—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 a single screw
-
- 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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a blockage prevention efficient screw extruder which comprises a feeding device, a motor, a machine barrel, an extruding screw arranged in the machine barrel and a handpiece, wherein the feeding device is composed of a stirring barrel, a hot air drier and a feed hopper; a sliding distribution valve is formed in the discharge hole of the stirring barrel; a weighing bucket is installed in the feed hopper; the extruding screw is composed of a core shaft, a locknut, a flat gasket, a double-thread jacket and a locating key; the core shaft is composed of a shaft end and a double-thread jacket mounting end connected with the shaft end; the double-thread jacket is in a multi-section sleeved manner; the handpiece is composed of a jacket in a frustum shape, a mold core arranged in the jacket, and a sealing plate which is arranged at the end parts of the jacket and the mold core; and an annular discharge hole is formed in the sealing plate. The blockage prevention efficient screw extruder is difficult in blockage during feeding, can automatically control the inlet quantity and the temperature of plastic particles, improves the efficiency, saves the cost and the maintenance cost, can greatly increase the transferring quantity of an extruder, can smoothly extrude materials and is high in processing efficiency and better in quality of a produced product.
Description
Technical field
The present invention relates to a kind of extruder, specifically a kind of anticlogging high-efficiency screw extruder.
Background technology
Extruder is widely used in the production of the product such as plastics, rubber.Plastic extruding forming machinery oneself become one of machine of being used widely in plastic processing industry.Plastic extruder can mate with the various plastic shaping subsidiary engines such as tubing, thin film, handful material, monofilament, flat filament, strap, crowded net, sheet material, profile shapes, pelletize, cable cladding, forms various plastic extruding forming production line, produces various plastic.Plastic extruding forming machinery oneself become one of machine of being used widely in plastic processing industry.Plastic grain is heated fusion in the machine barrel of extruder, and the plastic grain after being heated is deadlock, is squeezed into mould cooling molding subsequently.But material is before entering extruder, very easily accumulated plugging, it is easy to cause the blocking of whole equipment, bring impact to production adds cost, and raw material Hybrid Heating is uneven, will reduce product quality；Outside the machine barrel of Electromagnetic Heating extruder, generally attemperator all can be set, it is the glass fibre between two-layer fiber cloth mainly by inside and outside layer glass fiber cloth and plug, glass fiber itself is soft, the very consolidation can not filled in when installing, when the solenoid outside heat-insulation layer begins to warm up work time, glass fibre deformation of filament, thus driving solenoid to deform, affects the solenoid normal heating to machine barrel；Screw rod is positioned at extruder inner hub location, and main effect has been the transmission of mixture, plasticizing, the functions such as molding, existing screw extruder has pressure and does not but plastify shear-mixed effect, plurality of raw materials is joined mixture manufacturing and does not mix power, and energy consumption is big, yield poorly.At present, pipe extruder on the market, its head inner chamber is smooth flat or curved surface, this structure cannot accomplish the function of stable output in material extrusion, and raw material, after entering extruder, very easily blocks extruder internal pipeline, easily caused by the blocking of whole equipment, bring impact to production.
Summary of the invention
It is an object of the invention to provide a kind of anticlogging high-efficiency screw extruder, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
nullA kind of anticlogging high-efficiency screw extruder，Including feed arrangement、Motor、Machine barrel、It is arranged on the extrusion screw rod in machine barrel and head，One end of described extrusion screw rod connects motor，The other end connects head by connecting tube，Described connecting tube is provided with metering device，Described motor is connected to decelerator，Described feed arrangement includes agitator、Air drier and feed hopper，The discharging opening of described agitator is arranged on the charging aperture of feed hopper，Described agitator is installed above air drier，It is provided with agitating device in described agitator，Described agitating device includes motor、The shaft that is connected with motor and be fixed on the stirring-head below shaft，Described shaft is provided with three groups of horizontal stirrer paddles，The side of the discharging opening of described agitator is provided with a cylinder，The discharge outlet of described agitator is provided with a slip distributing valve，One end of slip distributing valve is connected with cylinder，Described slip distributing valve has pressure inductor，In described feed hopper, scale hooper is installed，Described scale hooper is arranged on the underface of the discharging opening of agitator，The lateral surface of described scale hooper is set with Electrothermal ring，Described scale hooper is provided with temperature sensor,It is provided with level sensor in described feed hopper，Described level sensor is arranged on the discharge outlet of scale hooper，Described feed hopper lower end is provided with the discharging opening being connected with extruder charging aperture，Described extrusion screw rod comprises mandrel、Locking nut、Plain cushion、Double thread overcoat and positioning key，Described mandrel includes the axle head being connected to the output shaft of decelerator and the double thread overcoat installation end being connected with axle head，Described axle head is provided with external screw thread，And reserved pad installation site，Described double thread overcoat installation end is provided with four keyways，Described keyway symmetry is distributed on the circumference of double thread overcoat installation end，It is axis hole in the middle of described double thread overcoat，Four flat key grooves are set in described axis hole，Described flat key groove symmetry is distributed on the inner periphery of axis hole，Described double thread overcoat is arranged on the keyway on double thread overcoat installation end by positioning key，And in pad installation site, load plain cushion，Described locking nut screws in external screw thread locking，Described double thread overcoat is multistage sleeve type，Described head includes the overcoat in frustum、It is placed in the core rod in overcoat、It is located at overcoat and mandrel tip and is provided with the shrouding of annular discharge opening，The inwall of described overcoat and the outer wall of core rod are equipped with the concaveconvex structure of undulate，Some waveform curved channels are formed between described overcoat and core rod，The two ends of waveform curved channel are respectively communicated with connecting tube and annular discharge opening.
As the further scheme of the present invention: described agitator is turbination.
As the present invention further scheme: described feed hopper is turbination.
As the present invention further scheme: described feed hopper outer wall is provided with dither.
As the present invention further scheme: the double thread that described double thread overcoat peripheral hardware helical pitch is identical, described double thread includes radially ° the first screw thread started and the second screw thread.
Compared with prior art, the invention has the beneficial effects as follows: charging is not easily blocked, inlet and the temperature of plastic grain can be automatically controlled, improve efficiency, improve the quality of product further；The abrasion of double thread overcoat can single be changed, and saves cost and maintenance cost, the double thread that the outer sheathed helical pitch of double thread is identical, can be greatly improved the conveying capacity of extruder；By designing curved channel, so that material can steadily be extruded, working (machining) efficiency is high, produces product quality better.
Accompanying drawing explanation
Fig. 1 is the structural representation of anticlogging high-efficiency screw extruder.
Fig. 2 is the structural representation of mandrel in anticlogging high-efficiency screw extruder.
Fig. 3 is the structural representation of double thread overcoat in anticlogging high-efficiency screw extruder.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
nullRefer to Fig. 1～3，In the embodiment of the present invention，A kind of anticlogging high-efficiency screw extruder，Including feed arrangement、Motor 17、Machine barrel 19、It is arranged on the extrusion screw rod 20 in machine barrel 19 and head，One end of described extrusion screw rod 20 connects motor 17，The other end connects head by connecting tube 32，Described connecting tube 32 is provided with metering device 31，Described motor 17 is connected to decelerator 18，Described feed arrangement includes agitator 1、Air drier 2 and feed hopper 9，The discharging opening of described agitator 1 is arranged on the charging aperture of feed hopper 9，Described agitator 1 is installed above air drier 2，Described agitator 1 is turbination，It is provided with agitating device in described agitator 1，Described agitating device includes motor 3、The shaft 5 that is connected with motor 3 and be fixed on the stirring-head 6 below shaft 5，Described shaft 5 is provided with three groups of horizontal stirrer paddles 4，The side of the discharging opening of described agitator 1 is provided with a cylinder 13，The discharge outlet of described agitator 1 is provided with a slip distributing valve 7，One end of slip distributing valve 7 is connected with cylinder 13，Described slip distributing valve 7 has pressure inductor 8，Described feed hopper 9 is turbination，In described feed hopper 9, scale hooper 14 is installed，Described scale hooper 14 is arranged on the underface of the discharging opening of agitator 1，The lateral surface of described scale hooper 14 is set with Electrothermal ring 11，Described scale hooper 14 is provided with temperature sensor 10,It is provided with level sensor 15 in described feed hopper 9，Described level sensor 15 is arranged on the discharge outlet of scale hooper 14，Described feed hopper 9 outer wall is provided with dither 12，Described feed hopper 9 lower end is provided with the discharging opening 16 being connected with extruder charging aperture，Described extrusion screw rod 20 comprises mandrel 21、Locking nut 22、Plain cushion 23、Double thread overcoat 24 and positioning key 25，Described mandrel 21 includes the axle head 27 being connected to the output shaft of decelerator 18 and the double thread overcoat installation end 26 being connected with axle head 27，Described axle head 27 is provided with external screw thread 28，And reserved pad installation site 29，Described double thread overcoat installation end 26 is provided with four keyways 30，Described keyway 30 symmetry is distributed on the circumference of double thread overcoat installation end 26，It is axis hole 242 in the middle of described double thread overcoat 24，Four flat key grooves 241 are set in described axis hole 242，Described flat key groove 241 symmetry is distributed on the inner periphery of axis hole 242，Described double thread overcoat 24 is arranged on the keyway 30 on double thread overcoat installation end 26 by positioning key 25，And in pad installation site 29, load plain cushion 23，Described locking nut 22 screws in external screw thread 28 and locks，Described double thread overcoat 24 is multistage sleeve type，The double thread that described double thread overcoat 24 peripheral hardware helical pitch is identical，Described double thread includes radially 90 ° of first screw thread 243 and second screw threads 244 started，Described head includes the overcoat 33 in frustum、It is placed in the core rod 36 in overcoat 35、It is located at overcoat 35 and core rod 36 end and is provided with the shrouding 35 of annular discharge opening 34，The inwall of described overcoat 35 and the outer wall of core rod 36 are equipped with the concaveconvex structure 37 of undulate，Some waveform curved channels 31 are formed between described overcoat 35 and core rod 36，The two ends of waveform curved channel 31 are respectively communicated with connecting tube 32 and annular discharge opening 34.
nullThe operation principle of the present invention is: by coordinating with horizontal stirrer paddle 4，Horizontal stirrer paddle 4 rotates and makes plastic grain in agitator 1 loosen，Stirring-head 6 makes the plastic grain of the discharging opening of agitator 1 produce to loosen，Plastic grain can also be produced spiral suppressing action，Plastic grain is made to be prone to drop in feed hopper，Slip distributing valve 7 is in order to the plastic grain controlled in agitator 1 and enters the plastic grain in feed hopper 9，Slip distributing valve 7 is driven to slide by cylinder 13，By controlling the size that agitator 1 discharging opening is opened，Control plastic grain and enter feed hopper 9，Plastic grain in plastic grain can be heated by Electrothermal ring 11，Level sensor 15 is in order to sense the number of plastic grain in feed hopper 9，The uniform plastic grain of agitating heating enters machine barrel 20 by the discharging opening 16 of feed hopper 9，Double thread overcoat 24 is multistage sleeve type，Be conducive to realize different functional requirements by changing and change the double thread overcoat 24 at a certain position，Save cost and maintenance cost，Double thread overcoat 24 is fixed by four positioning keys 25 of circumference uniform distribution with double thread overcoat installation end 26，Uniform force，The double thread that described double thread overcoat 24 peripheral hardware helical pitch is identical，Double thread includes radially 90 ° of first screw thread 243 and second screw threads 244 started，Respective screw thread nature respectively extends connection，It is beneficial to the product transmission of processing and flows smooth and easy，The conveying capacity of extruder can be greatly improved；By designing curved channel, so that material can steadily be extruded, working (machining) efficiency is high, produces product quality better, and along with the change of pipe geometry, the shape of annular discharge opening 34 is along with change.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when without departing substantially from the spirit of the present invention or basic feature, it is possible to realize the present invention in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the invention rather than described above limits, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in the present invention.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
- null1. an anticlogging high-efficiency screw extruder，Including feed arrangement、Motor (17)、Machine barrel (19)、It is arranged on the extrusion screw rod (20) in machine barrel (19) and head，It is characterized in that，One end of described extrusion screw rod (20) connects motor (17)，The other end connects head by connecting tube (32)，Described connecting tube (32) is provided with metering device (31)，Described motor (17) is connected to decelerator (18)，Described feed arrangement includes agitator (1)、Air drier (2) and feed hopper (9)，The discharging opening of described agitator (1) is arranged on the charging aperture of feed hopper (9)，Described agitator (1) is installed above air drier (2)，Described agitator is provided with agitating device in (1)，Described agitating device includes motor (3)、The shaft (5) being connected with motor (3) and the stirring-head (6) being fixed on shaft (5) lower section，Described shaft (5) is provided with three groups of horizontal stirrer paddles (4)，The side of the discharging opening of described agitator (1) is provided with a cylinder (13)，The discharge outlet of described agitator (1) is provided with a slip distributing valve (7)，One end of slip distributing valve (7) is connected with cylinder (13)，Described slip distributing valve (7) has pressure inductor (8)，Scale hooper (14) is installed in described feed hopper (9)，Described scale hooper (14) is arranged on the underface of the discharging opening of agitator (1)，The lateral surface of described scale hooper (14) is set with Electrothermal ring (11)，Described scale hooper (14) is provided with temperature sensor (10),Level sensor (15) it is provided with in described feed hopper (9)，Described level sensor (15) is arranged on the discharge outlet of scale hooper (14)，Described feed hopper (9) lower end is provided with the discharging opening (16) being connected with extruder charging aperture，Described extrusion screw rod (20) comprises mandrel (21)、Locking nut (22)、Plain cushion (23)、Double thread overcoat (24) and positioning key (25)，Described mandrel (21) includes the axle head (27) being connected to the output shaft of decelerator (18) and double thread overcoat installation end (26) being connected with axle head (27)，Described axle head (27) is provided with external screw thread (28)，And reserved pad installation site (29)，Described double thread overcoat installation end (26) is provided with four keyways (30)，Described keyway (30) symmetry is distributed on the circumference of double thread overcoat installation end (26)，It is axis hole (242) in the middle of described double thread overcoat (24)，Four flat key grooves (241) are set in described axis hole (242)，Described flat key groove (241) symmetry is distributed on the inner periphery of axis hole (242)，Described double thread overcoat (24) is arranged on the keyway (30) in double thread overcoat installation end (26) by positioning key (25)，And in pad installation site (29), load plain cushion (23)，Described locking nut (22) screws in external screw thread (28) locking，Described double thread overcoat (24) is multistage sleeve type，Described head includes the overcoat (33) in frustum、It is placed in the core rod (36) in overcoat (35)、It is located at overcoat (35) and core rod (36) end and is provided with the shrouding (35) of annular discharge opening (34)，The inwall of described overcoat (35) and the outer wall of core rod (36) are equipped with the concaveconvex structure (37) of undulate，Some waveform curved channels (31) are formed between described overcoat (35) and core rod (36)，The two ends of waveform curved channel (31) are respectively communicated with connecting tube (32) and annular discharge opening (34).
- 2. anticlogging high-efficiency screw extruder according to claim 1, it is characterised in that described agitator (1) is turbination.
- 3. anticlogging high-efficiency screw extruder according to claim 1, it is characterised in that described feed hopper (9) is turbination.
- 4. the anticlogging high-efficiency screw extruder according to claim 1 or 3, it is characterised in that described feed hopper (9) outer wall is provided with dither (12).
- 5. anticlogging high-efficiency screw extruder according to claim 1, it is characterized in that, the double thread that described double thread overcoat (24) peripheral hardware helical pitch is identical, described double thread includes the first screw thread (243) and the second screw thread (244) that radially (90) ° start.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610094880.2A CN105729750A (en) | 2016-02-22 | 2016-02-22 | Blockage prevention efficient screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610094880.2A CN105729750A (en) | 2016-02-22 | 2016-02-22 | Blockage prevention efficient screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105729750A true CN105729750A (en) | 2016-07-06 |
Family
ID=56245463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610094880.2A Pending CN105729750A (en) | 2016-02-22 | 2016-02-22 | Blockage prevention efficient screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105729750A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415197A (en) * | 2017-09-06 | 2017-12-01 | 甘肃奥喆建筑材料有限公司 | A kind of plastic extruder feeding device |
| CN110405915A (en) * | 2019-09-02 | 2019-11-05 | 四川淦铖系统技术有限公司 | A kind of self-cleaning feeding device and molding die assembly of continuous extrusion equipment |
| CN110813656A (en) * | 2019-11-12 | 2020-02-21 | 徐州国贸新材料有限公司 | Extrusion molding device is used in processing of coated fabric |
| CN111844496A (en) * | 2020-07-13 | 2020-10-30 | 南京恒泰包装技术有限公司 | Processing method and processing equipment for plastic bag raw material |
| CN112538658A (en) * | 2020-11-29 | 2021-03-23 | 李永华 | Self-drying screw extruder for melt-blown non-woven fabric |
| CN112716011A (en) * | 2020-12-11 | 2021-04-30 | 轩苗苗 | Waste rapeseed meal recycling pretreatment device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216264A (en) * | 2015-11-18 | 2016-01-06 | 李水清 | A kind of anticlogging pipe extruder |
| CN105235175A (en) * | 2015-11-18 | 2016-01-13 | 李水清 | Efficient screw extruder |
-
2016
- 2016-02-22 CN CN201610094880.2A patent/CN105729750A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216264A (en) * | 2015-11-18 | 2016-01-06 | 李水清 | A kind of anticlogging pipe extruder |
| CN105235175A (en) * | 2015-11-18 | 2016-01-13 | 李水清 | Efficient screw extruder |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107415197A (en) * | 2017-09-06 | 2017-12-01 | 甘肃奥喆建筑材料有限公司 | A kind of plastic extruder feeding device |
| CN110405915A (en) * | 2019-09-02 | 2019-11-05 | 四川淦铖系统技术有限公司 | A kind of self-cleaning feeding device and molding die assembly of continuous extrusion equipment |
| CN110813656A (en) * | 2019-11-12 | 2020-02-21 | 徐州国贸新材料有限公司 | Extrusion molding device is used in processing of coated fabric |
| CN111844496A (en) * | 2020-07-13 | 2020-10-30 | 南京恒泰包装技术有限公司 | Processing method and processing equipment for plastic bag raw material |
| CN112538658A (en) * | 2020-11-29 | 2021-03-23 | 李永华 | Self-drying screw extruder for melt-blown non-woven fabric |
| CN112716011A (en) * | 2020-12-11 | 2021-04-30 | 轩苗苗 | Waste rapeseed meal recycling pretreatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105729750A (en) | Blockage prevention efficient screw extruder | |
| CN105235175A (en) | Efficient screw extruder | |
| CN105599224A (en) | PP (Polypropylene) plastic injection molding machine | |
| CN203510680U (en) | Multifunctional wood-plastic composite material one-step method extruding machine | |
| CN101704294B (en) | Compound extrusion unit for producing tubeless bicycles and mouth device thereof | |
| CN103056979B (en) | Based on macromolecular material continuous mixing process intensification method and the device of eccentric screw | |
| CN102225317A (en) | Double-conical-rotor continuous mixing unit | |
| CN202062635U (en) | Differential cone-shaped double-screw extruder | |
| CN207327557U (en) | A kind of parallel double-screw extruder for masterbatch processing | |
| CN202071321U (en) | Exhaust type differential speed double screw extruder | |
| CN202155160U (en) | Conical dual-rotor continuous mixing unit | |
| CN209111496U (en) | A kind of efficient diameter-setting equipment of novel tubing | |
| CN102228818A (en) | Continuous mixing unit with three tapered rotors in triangular arrangement | |
| CN103350497A (en) | Special precision extrusion system for polyvinylidene fluoride | |
| CN103496145A (en) | Gas-assisted extrusion equipment | |
| CN207327558U (en) | A kind of parallel double-screw extruder | |
| CN202212120U (en) | Conical tri-rotor continuous mixing unit with triangularly arranged rotors | |
| CN107283781A (en) | A kind of extruding machine heating cylinder of glass thermoplastic pipes production | |
| CN104149305B (en) | A kind of incorgruous efficient mixing extruder of annular spread screw rod | |
| CN204136392U (en) | A kind of double screw extruder | |
| CN204431693U (en) | Fixed star extruder | |
| CN107471594A (en) | Plastic pipe and the general conical parallel dual-screw extruding machine of sheet material | |
| CN203317725U (en) | Special precision extrusion device for polyvinylidene fluoride (PVDF) | |
| CN213704484U (en) | Hot melt mixing and extruding machine for silicon core tube | |
| CN202623251U (en) | Plastic extruder with drainage tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160706 |
|
| RJ01 | Rejection of invention patent application after publication |