CN203611449U - Twin-screw extruder for fusing polyester chips - Google Patents
Twin-screw extruder for fusing polyester chips Download PDFInfo
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- CN203611449U CN203611449U CN201320685224.1U CN201320685224U CN203611449U CN 203611449 U CN203611449 U CN 203611449U CN 201320685224 U CN201320685224 U CN 201320685224U CN 203611449 U CN203611449 U CN 203611449U
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- 229920000728 polyester Polymers 0.000 title claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 153
- 239000000463 material Substances 0.000 claims abstract description 58
- 238000007599 discharging Methods 0.000 claims description 11
- 238000005485 electric heating Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010036 direct spinning Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the field of machinery and particularly discloses a twin-screw extruder for fusing polyester chips. The twin-screw extruder for fusing the polyester chips comprises a main heating pipeline, wherein the main heating pipeline comprises a first heating section, an exhaust section, a second heating section, a first vacuum section, a third heating section, a second vacuum section and a fourth heating section which are connected in a sealed manner sequentially from left to right, inner cavities of the first heating section, the exhaust section, the second heating section, the first vacuum section, the third heating section, the second vacuum section and the fourth heating section are communicated sequentially to form a main material cavity, two parallel screws are arranged inside the main material cavity, left ends of the two screws penetrate through the left end of the first heating section in a sealed manner respectively and then are connected with an output end of a reduction gearbox, and an input end of the reduction gearbox is connected with an output shaft of a motor. The twin-screw extruder has the benefits as follows: the extruder is simplified in process, short in production time, convenient to maintain, and capable of reducing the energy consumption, reducing the maintenance cost and greatly improving the production efficiency.
Description
(1) technical field
The utility model relates to mechanical field, particularly a kind of twin (double) screw extruder for molten polyester section.
(2) background technology
At present, in traditional Direct-spinning of PET Fiber technique, be the monolithic extruded machine of single screw rod to the fusion apparatus of polyester slice, before using the monolithic extruded machine of single screw rod to carry out melting to polyester slice, need first the polyester slice wind having screened to be delivered in the large batch can of spinning roof (31 meters), then polyester slice is fallen on pre-crystallizer crystallizing bed by deadweight, crystallizing bed polyester slice is fed forward in, air pulse under crystallizing bed adds thermal crystalline to polyester slice, crystallization time is more than 25 minutes, crystallization temperature is 270 ℃, then falling drying tower the inside through the polyester slice that adds thermal crystalline is dried, polyester slice is more than 4 hours in drying tower the inside drying time, baking temperature is 165 ℃.Dried polyester slice, fall in the weighing balance above the monolithic extruded machine entrance of single screw rod by deadweight, after weighing balance measures polyester slice, be transported to again the charging aperture of the monolithic extruded machine of single screw rod by screw feeder, complex production process complexity, and need skyscraper to transport polyester slice, workshop building fund input is huge; In addition, need the prior charging aperture that polyester slice is heated to send into after 165 ℃ again the monolithic extruded machine of single screw rod, all need heating just can complete the crystallization in advance of polyester slice with dry, mass energy is grown and expended to time, in polyester slice crystallization and dry process, also need manually operate and monitor, labor intensive, production efficiency is low; Outside the screw rod of the monolithic extruded machine of single screw rod, sheathed housing is an entirety, while occurring damaging, needs integral demounting to change, and wastes time and energy, and maintenance cost is high.
(3) summary of the invention
The utility model is in order to make up the deficiencies in the prior art, a kind of rational in infrastructure, work simplification, the production time is short, efficiency is high, production cost is low, energy consumption is low, the easy to maintenance twin (double) screw extruder for molten polyester section are provided, have solved problems of the prior art.
The utility model is achieved by the following technical solution:
A kind of twin (double) screw extruder for molten polyester section, comprise a heating main road, described heating main road comprises the first bringing-up section being from left to right tightly connected successively, exhaust section, the second bringing-up section, the first vacuum zone, the 3rd bringing-up section, the second vacuum zone and the 4th bringing-up section, the first bringing-up section, exhaust section, the second bringing-up section, the first vacuum zone, the 3rd bringing-up section, the internal cavities of the second vacuum zone and the 4th bringing-up section successively order is communicated with formation one total material cavity, in total material cavity, be provided with two screw rods that be arranged in parallel, the left part of two screw rods is connected with the output of reduction box behind the left part of hermetically passing the first bringing-up section respectively, the input of reduction box is connected with the output shaft of motor, be provided with a charging aperture being connected with total material cavity at the top in the first bringing-up section left side, be provided with a discharging opening being connected with total material cavity on the right side of the 4th bringing-up section, the right part of two screw rods extends discharging opening place, top at exhaust section is provided with steam vent, is connected respectively at the top of the first vacuum zone and the second vacuum zone by the pipeline being connected with total material cavity with vavuum pump.
Described the first bringing-up section comprises the first heating segment, the second heating segment and the 3rd heating segment that are from left to right tightly connected successively, is provided with at the top in the first heating segment left side the charging aperture being connected with total material cavity; Described exhaust section comprises the 4th heating segment that a left end and the 3rd heating segment right-hand member are tightly connected, and is provided with steam vent at the top of the 4th heating segment; Described the second bringing-up section comprises the hot segment of slender acanthopanax and the 6th heating segment that are from left to right tightly connected successively, and the right-hand member of the left end of the hot segment of slender acanthopanax and the 4th heating segment is tightly connected; Described the first vacuum zone comprises the 7th heating segment that a left end and the 6th heating segment right-hand member are tightly connected, and is connected by the pipeline being connected with total material cavity at the top of the 7th heating segment with vavuum pump; Described the 3rd bringing-up section comprises the 8th heating segment that a left end and the 7th heating segment right-hand member are tightly connected; Described the second vacuum zone comprises the 9th heating segment that a left end and the 8th heating segment right-hand member are tightly connected, and is connected by the pipeline being connected with total material cavity at the top of the 9th heating segment with vavuum pump; Described the 4th bringing-up section comprises the tenth heating segment and the 11 heating segment that are from left to right tightly connected successively, and the right-hand member of the left end of the tenth heating segment and the 9th heating segment is tightly connected, and is provided with discharging opening on the right side of the 11 heating segment.
Each heating segment of the first heating segment to the 11 heating segments includes a housing with internal cavities, and hull outside its excess-three outer surface except upper surface of the first heating segment, the 4th heating segment, the 7th heating segment and the 9th heating segment is all coated with electric heating body; Hull outside four surfaces of the second heating segment, the 3rd heating segment, the hot segment of slender acanthopanax, the 6th heating segment, the 8th heating segment, the tenth heating segment and the 11 heating segment are all coated with electric heating body.
Each heating segment entirety outside at the first heating segment to the 11 heating segments is all arranged with a cover body.
Described total material cavity is the figure of eight material cavity of the horizontally set that is made up of two points of material cavities, between two points of material cavities, is connected, and two screw rods are located at respectively in two points of material cavities.
The beneficial effects of the utility model are: this is used for the twin (double) screw extruder of molten polyester section, rational in infrastructure, work simplification, has removed crystallization and dry two operations from, production time is short, efficiency is high, and production cost is low, and polyester slice directly enters in twin (double) screw extruder under normal temperature state, Energy Intensity Reduction, in the processing procedure of polyester slice, no longer need to build the skyscraper that transports polyester slice, save workshop building expense; In addition, the heating main road of twin (double) screw extruder adopts segmented seal to connect to form, dismounting and easy to maintenance, time saving and energy saving, and maintenance cost reduces, and adopts twin-screw to push material, and production efficiency improves greatly.
(4) accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cross-sectional view that the present invention second heats segment;
Fig. 3 is the cross-sectional view of the present invention's the 4th heating segment.
In figure, 1 first bringing-up section, 2 exhaust sections, 3 second bringing-up sections, 4 first vacuum zones, 5 the 3rd bringing-up sections, 6 second vacuum zones, 7 the 4th bringing-up sections, 8 total material cavities, 9 screw rods, 10 reduction boxes, 11 motors, 12 charging apertures, 13 discharging openings, 14 steam vents, 15 vavuum pumps, 16 first heating segments, 17 second heating segments, 18 the 3rd heating segments, 19 the 4th heating segments, the hot segment of 20 slender acanthopanax, 21 the 6th heating segments, 22 the 7th heating segments, 23 the 8th heating segments, 24 the 9th heating segments, 25 the tenth heating segments, 26 the 11 heating segments, 27 housings, 28 internal cavities, 29 electric heating bodies, 30 cover bodies, 31 points of material cavities.
(5) specific embodiment
For clearly demonstrating the technical characterstic of this programme, below by the specific embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
As shown in Fig. 1-Fig. 3, this embodiment comprises a heating main road, heating main road comprises the first bringing-up section 1 being from left to right tightly connected successively, exhaust section 2, the second bringing-up section 3, the first vacuum zone 4, the 3rd bringing-up section 5, the second vacuum zone 6 and the 4th bringing-up section 7, the first bringing-up section 1, exhaust section 2, the second bringing-up section 3, the first vacuum zone 4, the 3rd bringing-up section 5, the internal cavities of the second vacuum zone 6 and the 4th bringing-up section 7 successively order is communicated with formation one total material cavity 8, in total material cavity 8, be provided with two screw rods that be arranged in parallel 9, the left part of two screw rods 9 is connected with the output of reduction box 10 behind the left part of hermetically passing the first bringing-up section 1 respectively, the input of reduction box 10 is connected with the output shaft of motor 11, be provided with a charging aperture 12 being connected with total material cavity 8 at the top in the first bringing-up section 1 left side, be provided with a discharging opening 13 being connected with total material cavity 8 on the right side of the 4th bringing-up section 7, the right part of two screw rods 9 extends discharging opening 13 places, be provided with steam vent 14 at the top of exhaust section 2, be connected with vavuum pump 15 by the pipeline being connected with total material cavity 8 respectively at the top of the first vacuum zone 4 and the second vacuum zone 6.
The first bringing-up section comprises the first heating segment 16, the second heating segment 17 and the 3rd heating segment 18 that are from left to right tightly connected successively, be provided with the charging aperture 12 being connected with total material cavity 8 at the top in the first heating segment 16 left sides, three heating segments are heated continuously, guarantee that the normal temperature of material can enter from charging aperture 12 time rising to is gradually temperature required; Exhaust section 2 comprises the 4th heating segment 19 that a left end and the 3rd heating segment 18 right-hand members are tightly connected, and is provided with steam vent 14 at the top of the 4th heating segment 19; The second bringing-up section 3 comprises that the hot segment 20 of the slender acanthopanax being from left to right tightly connected successively and the left end of the hot segment 20 of the 6th heating segment 21, the slender acanthopanax and the right-hand member of the 4th heating segment 19 are tightly connected; The first vacuum zone 4 comprises the 7th heating segment 22 that a left end and the 6th heating segment 21 right-hand members are tightly connected, and is connected by the pipeline being connected with total material cavity 8 at the top of the 7th heating segment 22 with vavuum pump 15; The 3rd bringing-up section 5 comprises the 8th heating segment 23 that a left end and the 7th heating segment 22 right-hand members are tightly connected; The second vacuum zone 6 comprises the 9th heating segment 24 that a left end and the 8th heating segment 23 right-hand members are tightly connected, and is connected by the pipeline being connected with total material cavity 8 at the top of the 9th heating segment 24 with vavuum pump 15; The 4th bringing-up section 7 comprises the tenth heating segment 25 being from left to right tightly connected successively and the 11 heating segment 26, the ten heats the left end of segments 25 and the right-hand member of the 9th heating segment 24 is tightly connected, and is provided with discharging opening 13 on the right side of the 11 heating segment 26.
Each heating segment entirety outside at the first heating segment 16 to the 11 heating segments 26 is all arranged with a cover body 30.
The figure of eight material cavity that total material cavity 8 is the horizontally set that is made up of two points of material cavities 31, is connected between two points of material cavities 31, and two screw rods 9 are located at respectively in two points of material cavities 31.
When work, polyester slice material under normal temperature state is entered in total material cavity 8 by charging aperture 12, connect the power supply of electric heating body 29, electric heating body 29 is heated each heating segment, open motor 11 switches simultaneously, motor 11 drives twin-screw rotation by reduction box 10, now, polyester slice material under normal temperature state is sent in total material cavity 8 by charging aperture 12, the twin-screw of rotation promotes material and marches forward in total material cavity 8, material is in the time heating the internal cavities 28 of segment 18 through the first heating segment 16 to the 3rd, material is heated to 250 ℃-260 ℃ gradually, then material continues forward by the internal cavities 28 of the 4th heating segment 19 under the promotion of twin-screw, the steam vent 14 at the 4th heating segment 19 tops is used for getting rid of the moisture of material evaporation, reach dry object, then material continues forward the internal cavities 28 up to the 11 heating segment 26 by the hot segment 20 of slender acanthopanax successively under the promotion of twin-screw, temperature of charge reaches more than 260 ℃, enters next process by the discharging opening 13 on the 11 heating segment 26 right sides.Be connected with vavuum pump 15 by the pipeline being connected with total material cavity 8 respectively with the top of the 9th heating segment 24 at the 7th heating segment 22, can aspirate away low molecular breakdown thing and the steam in melting process with vavuum pump 15, to guarantee the melting quality of material, thereby guarantee the quality of final products.
The utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (5)
1. the twin (double) screw extruder for molten polyester section, it is characterized in that: comprise a heating main road, described heating main road comprises the first bringing-up section being from left to right tightly connected successively, exhaust section, the second bringing-up section, the first vacuum zone, the 3rd bringing-up section, the second vacuum zone and the 4th bringing-up section, the first bringing-up section, exhaust section, the second bringing-up section, the first vacuum zone, the 3rd bringing-up section, the internal cavities of the second vacuum zone and the 4th bringing-up section successively order is communicated with formation one total material cavity, in total material cavity, be provided with two screw rods that be arranged in parallel, the left part of two screw rods is connected with the output of reduction box behind the left part of hermetically passing the first bringing-up section respectively, the input of reduction box is connected with the output shaft of motor, be provided with a charging aperture being connected with total material cavity at the top in the first bringing-up section left side, be provided with a discharging opening being connected with total material cavity on the right side of the 4th bringing-up section, the right part of two screw rods extends discharging opening place, top at exhaust section is provided with steam vent, is connected respectively at the top of the first vacuum zone and the second vacuum zone by the pipeline being connected with total material cavity with vavuum pump.
2. a kind of twin (double) screw extruder for molten polyester section according to claim 1, it is characterized in that: described the first bringing-up section comprises the first heating segment, the second heating segment and the 3rd heating segment that are from left to right tightly connected successively, is provided with at the top in the first heating segment left side the charging aperture being connected with total material cavity; Described exhaust section comprises the 4th heating segment that a left end and the 3rd heating segment right-hand member are tightly connected, and is provided with steam vent at the top of the 4th heating segment; Described the second bringing-up section comprises the hot segment of slender acanthopanax and the 6th heating segment that are from left to right tightly connected successively, and the right-hand member of the left end of the hot segment of slender acanthopanax and the 4th heating segment is tightly connected; Described the first vacuum zone comprises the 7th heating segment that a left end and the 6th heating segment right-hand member are tightly connected, and is connected by the pipeline being connected with total material cavity at the top of the 7th heating segment with vavuum pump; Described the 3rd bringing-up section comprises the 8th heating segment that a left end and the 7th heating segment right-hand member are tightly connected; Described the second vacuum zone comprises the 9th heating segment that a left end and the 8th heating segment right-hand member are tightly connected, and is connected by the pipeline being connected with total material cavity at the top of the 9th heating segment with vavuum pump; Described the 4th bringing-up section comprises the tenth heating segment and the 11 heating segment that are from left to right tightly connected successively, and the right-hand member of the left end of the tenth heating segment and the 9th heating segment is tightly connected, and is provided with discharging opening on the right side of the 11 heating segment.
3. a kind of twin (double) screw extruder for molten polyester section according to claim 2, it is characterized in that: each heating segment of the first heating segment to the 11 heating segments includes a housing with internal cavities, hull outside its excess-three outer surface except upper surface of the first heating segment, the 4th heating segment, the 7th heating segment and the 9th heating segment is all coated with electric heating body; Hull outside four surfaces of the second heating segment, the 3rd heating segment, the hot segment of slender acanthopanax, the 6th heating segment, the 8th heating segment, the tenth heating segment and the 11 heating segment are all coated with electric heating body.
4. according to a kind of twin (double) screw extruder for molten polyester section described in claim 2 or 3, it is characterized in that: each the heating segment entirety outside at the first heating segment to the 11 heating segments is all arranged with a cover body.
5. a kind of twin (double) screw extruder for molten polyester section according to claim 1, it is characterized in that: described total material cavity is the figure of eight material cavity of the horizontally set that is made up of two points of material cavities, between two points of material cavities, be connected, two screw rods are located at respectively in two points of material cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685224.1U CN203611449U (en) | 2013-10-31 | 2013-10-31 | Twin-screw extruder for fusing polyester chips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320685224.1U CN203611449U (en) | 2013-10-31 | 2013-10-31 | Twin-screw extruder for fusing polyester chips |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203611449U true CN203611449U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320685224.1U Expired - Lifetime CN203611449U (en) | 2013-10-31 | 2013-10-31 | Twin-screw extruder for fusing polyester chips |
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| Country | Link |
|---|---|
| CN (1) | CN203611449U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538241A (en) * | 2013-10-31 | 2014-01-29 | 山东浩阳新型工程材料股份有限公司 | Double screw extruder for fusing polyester chip |
| CN115058783A (en) * | 2022-06-24 | 2022-09-16 | 宁波禾素纤维有限公司 | Raw material co-extrusion device for preparing PHVB and PLA blended bio-based fibers |
-
2013
- 2013-10-31 CN CN201320685224.1U patent/CN203611449U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538241A (en) * | 2013-10-31 | 2014-01-29 | 山东浩阳新型工程材料股份有限公司 | Double screw extruder for fusing polyester chip |
| CN115058783A (en) * | 2022-06-24 | 2022-09-16 | 宁波禾素纤维有限公司 | Raw material co-extrusion device for preparing PHVB and PLA blended bio-based fibers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 251200 Yucheng province hi tech Development Zone, Dezhou, Yingbin Road, No. 168, No. Patentee after: HAOYANG ENVIRONMENTAL CO.,LTD. Address before: 251299 Yucheng province hi tech Development Zone, Dezhou, Yingbin Road, No. 168, No. Patentee before: SHANDONG HAOYANG NEW ENGINEERING MATERIALS CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140528 |
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| CX01 | Expiry of patent term |