CN107471477A - The screening plant of double screw extruder material strip - Google Patents
The screening plant of double screw extruder material strip Download PDFInfo
- Publication number
- CN107471477A CN107471477A CN201610400623.7A CN201610400623A CN107471477A CN 107471477 A CN107471477 A CN 107471477A CN 201610400623 A CN201610400623 A CN 201610400623A CN 107471477 A CN107471477 A CN 107471477A
- Authority
- CN
- China
- Prior art keywords
- tank
- screw extruder
- material strip
- double screw
- pelleter
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/04—Conditioning or physical treatment of the material to be shaped by cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of screening plant of double screw extruder material strip, it is characterised in that：It includes double screw extruder（1）, cooling device（2）, pelleter（3）, the loose device of sieve（4）And pumped vacuum systems（6）.Guide wheel is added in the sink, and in the case where length is constant, material strip is extended the time that material strip crosses water-cooled, improved cooling effect, improve product quality by advancing after the guiding of guide wheel in bosh inner bending；Sieving loose device simultaneously can prevent dust from escaping, and ensure that workshop condition；And twin-screw extruder barrel end is connected with pumped vacuum systems; when needing to vacuumize; as long as open pump; air in barrel is pumped into process tank; extraction air is passed through in filtering tank again is just discharged after filtering, and dust subsidiary in air and moisture are then discharged from the bottom of process tank, so just do not have to shut down double screw extruder to be operated again; labor strength is reduced, improves operating efficiency.
Description
Technical field
The present invention relates to a kind of screening plant of double screw extruder material strip, the engineering plastics finished product come out for double screw extruder is cooled down and screened, and belongs to engineering plastics screening installation.
Background technology
The material strip particle that the material strip extruded in double screw extruder production is formed after pelleter pelletizing through supercooling and sieve pine, it is necessary to handle, but the cooling effect of conventional cooling device is bad, causes product quality bad；It is more that dust caused by loose device is sieved simultaneously, easily pollutes workshop condition.Double screw extruder needs to being vacuumized inside its barrel in process of production simultaneously; pellet is prevented to be contaminated; to ensure the quality of the pellet of extrusion; but conventional vacuum extractor operationally needs to be operated after double screw extruder is shut down; so not only add labor intensity to worker; the working time is also add, reduces operating efficiency.
The content of the invention
It is an object of the invention to overcome above-mentioned deficiency, there is provided one kind can be cooled down with effective temperature-reducing, without shutdown operation, reduce labor strength, and can prevent powder cabin from escaping, and improve the screening plant of the double screw extruder material strip of product quality.
The object of the present invention is achieved like this：
A kind of screening plant of double screw extruder material strip, it includes double screw extruder, cooling device, pelleter, the loose device of sieve and pumped vacuum systems, and the material strip of the double screw extruder discharging opening extrusion is sent into cooling device；
The cooling device includes tank, and tank is fixed on ground by support, cooling water is filled in tank, some guide wheels are fixed with the inwall of the tank, dislocation arrangement, material strip are wrapped on guide wheel the guide wheel up and down from front to back, material strip is advanced in tank inner bending；
The pelleter is arranged at the rear side of cooling device, and the material strip that cooling device end comes out is passed through in pelleter；
The loose device of sieve is located at the rear side of pelleter; the loose device of sieve includes casing, antinose-dive leg, spring, vibrating motor, screen cloth, reduction box, motor and paddle; the casing is connected by spring with antinose-dive leg; the casing is externally provided with vibrating motor; bottom in the casing is provided with screen cloth; the casing is provided with motor; the motor is connected by reduction box with paddle; the paddle is located on screen cloth; the casing top opening is provided with charging aperture; charging aperture is connected with the discharging opening of pelleter, and discharge bucket is provided with below the screen cloth.
The pumped vacuum systems includes air inlet pipe, process tank, blast pipe, discharging tube, filtering tank and vavuum pump, one end of the air inlet pipe is connected with the barrel in double screw extruder, the side-wall hole of the process tank is simultaneously connected with air inlet pipe, the bottom of the process tank is provided with exhaust outlet and leakage fluid dram, the top of the discharging tube is fixed at the leakage fluid dram of processing pot bottom, described blast pipe one end is through the exhaust outlet for handling pot bottom and fixes, the termination of blast pipe is higher than the bottom of process tank, so just it is avoided that in process tank that the liquid with dust enters in blast pipe, the other end of the blast pipe is connected with filtering tank, the vavuum pump is connected with the upper side wall of filtering tank.
Compared with prior art, the beneficial effects of the invention are as follows：
The screening plant of this double screw extruder material strip adds guide wheel in the sink, in the case where length is constant, material strip extends the time that material strip crosses water-cooled by advancing after the guiding of guide wheel in bosh inner bending, cooling effect is improved, improves product quality；Sieving loose device simultaneously can prevent dust from escaping, and ensure that workshop condition；And twin-screw extruder barrel end is connected with pumped vacuum systems; when needing to vacuumize; as long as open pump; air in barrel is pumped into process tank; extraction air is passed through in filtering tank again is just discharged after filtering, and dust subsidiary in air and moisture are then discharged from the bottom of process tank, so just do not have to shut down double screw extruder to be operated again; labor strength is reduced, improves operating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the screening plant of double screw extruder material strip of the present invention.
Fig. 2 is the enlarged drawing of cooling device in Fig. 1.
Fig. 3 is the structural representation that loose device is sieved in Fig. 1.
Fig. 4 is double screw extruder and the fiting relation figure of pumped vacuum systems in Fig. 1.
Wherein：Double screw extruder 1, cooling device 2, tank 2.1, cooling water 2.2, guide wheel 2.3, pelleter 3, the loose device 4 of sieve, casing 4.1, antinose-dive leg 4.2, spring 4.3, vibrating motor 4.4, screen cloth 4.5, reduction box 4.6, motor 4.7, paddle 4.8, charging aperture 4.9, discharge bucket 4.10, material strip 5, pumped vacuum systems 6, air inlet pipe 7, process tank 8, blast pipe 9, discharging tube 10, filtering tank 11, vavuum pump 12.
Embodiment
Referring to Fig. 1 to Fig. 4; the present invention relates to a kind of screening plant of double screw extruder material strip; including double screw extruder 1, cooling device 2, pelleter 3, the loose device 4 of sieve and pumped vacuum systems 6, the material strip 5 of the discharging opening of double screw extruder 1 extrusion is sent into cooling device 2.
The cooling device 2 includes tank 2.1, tank 2.1 is fixed on ground by support, cooling water 2.2 is filled in tank 2.1, some guide wheels 2.3 are fixed with the inwall of the tank 2.1, the guide wheel 2.3 from front to back arrange up and down by dislocation, material strip 5 is wrapped on guide wheel 2.3, so that material strip 5 is advanced in the inner bending of tank 2.1, extends radiating time of the material strip 5 through supercooled water.
The pelleter 3 is arranged at the rear side of cooling device 2, and the material strip 5 that the end of cooling device 2 comes out is passed through in pelleter 3, by pelleter 3 by the pelletizing of material strip 5.
The loose device 4 of sieve is located at the rear side of pelleter 3,The loose device 4 of sieve includes casing 4.1,Antinose-dive leg 4.2,Spring 4.3,Vibrating motor 4.4,Screen cloth 4.5,Reduction box 4.6,Motor 4.7 and paddle 4.8,The casing 4.1 is connected by spring 4.3 with antinose-dive leg 4.2,The casing 4.1 is externally provided with vibrating motor 4.4,Bottom in the casing 4.1 is provided with screen cloth 4.5,The casing 4.1 is provided with motor 4.7,The motor 4.7 is connected by reduction box 4.6 with paddle 4.8,The paddle 4.8 is located on screen cloth 4.5,The open top of casing 4.1 is provided with charging aperture 4.9,Charging aperture 4.9 connects with the discharging opening of pelleter 3,The lower section of screen cloth 4.5 is provided with discharge bucket 4.10,Sieve loose device 4 first pass through when in use vibrating motor 4.4 drive screen cloth 4.5 vibrate,After material strip particle adds from charging aperture 4.9,Motor 4.7 drives paddle 4.8 to rotate,Blend larger particles,The little particle of formation then sieves pine on screen cloth 4.5,Finally discharged from discharge bucket 4.10.
The pumped vacuum systems 6 includes air inlet pipe 7,Process tank 8,Blast pipe 9,Discharging tube 10,Filtering tank 11 and vavuum pump 12,One end of the air inlet pipe 7 is connected with the barrel in double screw extruder 1,The side-wall hole of the process tank 8 is simultaneously connected with air inlet pipe 9,The bottom of the process tank 8 is provided with exhaust outlet and leakage fluid dram,The top of the discharging tube 10 is fixed at the leakage fluid dram of the bottom of process tank 8,Described one end of blast pipe 9 passes through the exhaust outlet of the bottom of process tank 8 and fixed,The termination of blast pipe 9 is higher than the bottom of process tank 8,So just it is avoided that in process tank 8 that the liquid with dust enters in blast pipe 9,The other end of the blast pipe 9 is connected with filtering tank 11,The vavuum pump 12 is connected with the upper side wall of filtering tank 11,When needing to vacuumize,As long as open vavuum pump 12,Air in barrel is pumped into process tank 8,Extraction air is passed through in filtering tank 11 again just discharges after filtering,And the liquid with dust is then discharged from the discharging tube 10 of the bottom of process tank 8,So just avoid and shut down double screw extruder,Not only reduce labor strength,Also improve operating efficiency.
Claims (1)
- A kind of 1. screening plant of double screw extruder material strip, it is characterised in that：It includes double screw extruder（1）, cooling device（2）, pelleter（3）, the loose device of sieve（4）And pumped vacuum systems（6）, the double screw extruder（1）The material strip of discharging opening extrusion（5）It is sent into cooling device（2）In；The cooling device（2）Including tank（2.1）, tank（2.1）Ground, tank are fixed on by support（2.1）In fill cooling water（2.2）, the tank（2.1）Inwall on be fixed with some guide wheels（2.3）, the guide wheel（2.3）Dislocation is arranged up and down from front to back, material strip（5）It is wrapped in guide wheel（2.3）On, make material strip（5）In tank（2.1）Inner bending is advanced；The pelleter（3）It is arranged at cooling device（2）Rear side, cooling device（2）The material strip that end comes out（5）It is passed through pelleter（3）In；The loose device of sieve（4）Located at pelleter（3）Rear side, the loose device of the sieve（4）Including casing（4.1）, antinose-dive leg（4.2）, spring（4.3）, vibrating motor（4.4）, screen cloth（4.5）, reduction box（4.6）, motor（4.7）And paddle（4.8）, the casing（4.1）Pass through spring（4.3）With antinose-dive leg（4.2）It is connected, the casing（4.1）It is externally provided with vibrating motor（4.4）, the casing（4.1）Interior bottom is provided with screen cloth（4.5）, the casing（4.1）It is provided with motor（4.7）, the motor（4.7）Pass through reduction box（4.6）With paddle（4.8）It is connected, the paddle（4.8）It is located at screen cloth（4.5）On, the casing（4.1）Open top is provided with charging aperture（4.9）, charging aperture（4.9）With pelleter（3）Discharging opening connection, the screen cloth（4.5）Lower section is provided with discharge bucket（4.10）；The pumped vacuum systems（6）Including air inlet pipe（7）, process tank（8）, blast pipe（9）, discharging tube（10）, filtering tank（11）And vavuum pump（12）, the air inlet pipe（7）One end and double screw extruder（1）In barrel be connected, the process tank（8）Side-wall hole and and air inlet pipe（9）It is connected, the process tank（8）Bottom be provided with exhaust outlet and leakage fluid dram, the discharging tube（10）Top be fixed on process tank（8）At the leakage fluid dram of bottom, the blast pipe（9）One end passes through process tank（8）The exhaust outlet of bottom is simultaneously fixed, blast pipe（9）Termination be higher than process tank（8）Bottom, be so just avoided that process tank（8）The middle liquid with dust enters blast pipe（9）In, the blast pipe（9）The other end and filtering tank（11）It is connected, the vavuum pump（12）With filtering tank（11）Upper side wall be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400623.7A CN107471477A (en) | 2016-06-08 | 2016-06-08 | The screening plant of double screw extruder material strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400623.7A CN107471477A (en) | 2016-06-08 | 2016-06-08 | The screening plant of double screw extruder material strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107471477A true CN107471477A (en) | 2017-12-15 |
Family
ID=60594247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610400623.7A Withdrawn CN107471477A (en) | 2016-06-08 | 2016-06-08 | The screening plant of double screw extruder material strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107471477A (en) |
-
2016
- 2016-06-08 CN CN201610400623.7A patent/CN107471477A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171215 |