CN204869588U - Dual -screw extruder - Google Patents
Dual -screw extruder Download PDFInfo
- Publication number
- CN204869588U CN204869588U CN201520642289.7U CN201520642289U CN204869588U CN 204869588 U CN204869588 U CN 204869588U CN 201520642289 U CN201520642289 U CN 201520642289U CN 204869588 U CN204869588 U CN 204869588U
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- China
- Prior art keywords
- machine barrel
- temperature sensor
- long bolt
- driving gear
- exhaust
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- 230000009977 dual effect Effects 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000000605 extraction Methods 0.000 claims description 13
- 239000000498 cooling water Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 7
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
Abstract
The utility model provides a dual -screw extruder, includes driving motor, shaft coupling, is provided with driving gear and driven gear's distributor box, reducing gear box, barrel, heating device, long bolt, short screw rod, exhaust system, exhaust hole, hopper, feed system, discharge gate and frame, heating device sets up at the barrel outsidely, including controlling means, temperature sensor, heating collar, regulation water pipe layer, water temperature sensor and heat preservation. The utility model has the advantages of simple structure, reasonable in design, easy and simple to handle, production efficiency is high, and temperature control is accurate, and stability is good, extrudes effectually, has improved product quality. Be equipped with exhaust system, material melt blending can produce contains harmful components aqueous vapor and fog and is siphoned away by exhaust system and drain, keeps better workshop environment, reduces as far as possible the healthy injury that produces of staff.
Description
Technical field
The utility model belongs to plastics machinery and manufactures field, especially relates to the double screw extruder that a kind two screw rods are different in size.
Background technology
The existing heater of screw extruder, heating-up temperature is uneven, difficult control of temperature stablizing effect is bad, affect product quality, and the blended aqueous vapor that can produce of material molten and fog, harmful components in material taken out of, long-time production can affect the environmental aspect in workshop, produces certain impact to enterprise employee health.
Summary of the invention
The purpose of this utility model is to provide a kind of double screw extruder that can solve the problem.
The technical solution of the utility model is: a kind of double screw extruder, comprises drive motors, shaft coupling, be provided with the distributor box of driving gear and driven gear, reduction box, machine barrel, heater, long bolt, short screw, gas extraction system, steam vent, hopper, feed system, discharging opening and frame, described drive motors, distributor box, reduction box and machine barrel are installed in frame, described reduction box is connected with drive motors by shaft coupling, driving gear in described distributor box is connected with reduction box, this driving gear and driven gear match, described hopper is arranged on feed system, this feed system is connected with machine barrel, described gas extraction system and steam vent are arranged on machine barrel, described long bolt and short screw are arranged on driving gear and driven gear respectively, described long bolt and short screw are all arranged in machine barrel, this long bolt and short screw cooperatively interact, and described heater is arranged on machine barrel outside, comprises control device, temperature sensor, heating collar, regulate water pipe layer, cooling-water temperature sensor and heat-insulation layer, described temperature sensor is arranged on machine barrel, described heating collar is arranged on the outside at machine barrel, described adjustment water pipe layer is arranged on outside heating collar, cooling-water temperature sensor arranges and regulates in water pipe layer, described cooling-water temperature sensor is connected with control device respectively with screw tube temperature sensor, and described heat-insulation layer is arranged on and regulates outside water pipe layer.
Described gas extraction system includes main exhaust, exhaust tube, described main exhaust is provided with two exhaust tubes, and the bleeding point of described two exhaust tubes is oppositely arranged with discharging opening, steam vent respectively, and described main exhaust is provided with air exhauster.
Driving gear in described distributor box and driven gear are meshed, thus drive the long bolt in machine barrel and the incorgruous rotation of short screw.Described long bolt and short screw are conical screw, and both form parallel double-screw structure, and the length ratio of long bolt and short screw is more than or equal to 1.1:1.
Preferably, the two ends of described main exhaust are respectively arranged with the end cap be threaded with described main exhaust.
During use, drive the driving gear in distributor box to rotate by drive motors, driving gear and driven gear match, and driven gear can rotate with the rotation of driving gear, and driving gear drives long bolt to rotate, and driven gear drives short screw to rotate.During use, first material plastifies through long bolt and short screw, then carries out metering voltage stabilizing by the front end of long bolt and extrudes.
Owing to being provided with gas extraction system at discharging opening and exhaust outlet, material molten is blended, and being siphoned away by gas extraction system containing harmful components aqueous vapor and fog of can producing is drained, and keeps good workshop condition, reduces as far as possible the injury that enterprise employee health produces.
Meanwhile, the utility model is also provided with heater, and make the convenient adjustment of the temperature of machine barrel, temperature controls accurately, and good stability, extrudes effective, improve product quality.
Structure of the present utility model is simple, and reasonable in design, easy and simple to handle, production efficiency is high, can optimize plasticizing capacity further and extrude power performance, having very important economic worth and market popularization value.The advantage of single screw extrusion machine and the advantage of double screw extruder unite two into one by the utility model, have namely merged the double dominant that double screw extruder plasticizing capacity is good and single screw extrusion machine extrusion pressure is large, and reasonable in design, the scope of application is wider.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is the structural representation of the utility model heater
Fig. 3 is the structural representation that the utility model long bolt and short screw are arranged in machine barrel
Detailed description of the invention
As Fig. 1, 2, shown in 3, a kind of double screw extruder, comprises drive motors 1, shaft coupling 2, be provided with the distributor box 3 of driving gear and driven gear, reduction box 4, machine barrel 5, heater, long bolt 61, short screw 62, gas extraction system, steam vent 11, hopper 8, feed system 9, discharging opening 7 and frame 10, described drive motors 1, distributor box 3, reduction box 4 and machine barrel 5 are installed in frame 10, described reduction box 4 is connected with drive motors 1 by shaft coupling 2, driving gear in described distributor box 3 is connected with reduction box 4, this driving gear and driven gear match, described hopper 8 is arranged on feed system 9, this feed system 9 is connected with machine barrel 5, described gas extraction system and steam vent 11 are arranged on machine barrel 5, described long bolt 61 and short screw 62 are arranged on driving gear and driven gear respectively, described long bolt 61 and short screw 62 are all arranged in machine barrel 5, this long bolt 61 and short screw 62 cooperatively interact, driving gear in described distributor box 3 and driven gear are meshed, thus drive the long bolt 61 in machine barrel and the incorgruous rotation of short screw 62.Described long bolt 61 and short screw 62 are conical screw, and both form parallel double-screw structure, and long bolt 61 is more than or equal to 1.1:1 with the length ratio of short screw 62.
It is outside that described heater is arranged on machine barrel 5, comprise control device, temperature sensor 16, heating collar 19, regulate water pipe layer 18, cooling-water temperature sensor 20 and heat-insulation layer 17, described temperature sensor 16 is arranged on machine barrel 5, described heating collar 19 is arranged in the outside of machine barrel 5, described adjustment water pipe layer 18 is arranged on outside heating collar 19, cooling-water temperature sensor 20 arranges and regulates in water pipe layer 18, described cooling-water temperature sensor 20 is connected with control device respectively with temperature sensor 16, and described heat-insulation layer 17 is arranged on and regulates outside water pipe layer 18.Cooling-water temperature sensor 20 and temperature sensor 16 show the temperature of water temperature and machine barrel 5, regulate the heating power of heating collar 19 and regulate the cooling water flow of water pipe layer to reach the accurate control of machine barrel 5 temperature by control device.
Described gas extraction system includes main exhaust 13, exhaust tube 12, described main exhaust 13 is provided with two exhaust tubes 12, the bleeding point of described two exhaust tubes 12 is oppositely arranged with discharging opening 7, steam vent 11 respectively, and described main exhaust 13 is provided with air exhauster 14.
The two ends of described main exhaust 13 are respectively arranged with the end cap 15 be threaded with described main exhaust, can clear up, avoiding main exhaust 13 to block by opening end cap 15 pairs of main exhausts 13.
During use, drive the driving gear in distributor box 3 to rotate by drive motors 1, driving gear and driven gear match, and driven gear can rotate with the rotation of driving gear, driving gear drives long bolt 61 to rotate, and driven gear drives short screw 62 to rotate.First material plastifies through long bolt 61 and short screw 62, is then extruded by discharging opening 7 voltage stabilizing of long bolt 61 front end.
Owing to being provided with gas extraction system at discharging opening 7 and steam vent 11, material molten is blended, and being siphoned away by gas extraction system containing harmful components aqueous vapor and fog of can producing is drained, and keeps good workshop condition, reduces as far as possible the injury that enterprise employee health produces.
Claims (3)
1. a double screw extruder, comprises drive motors, shaft coupling, be provided with the distributor box of driving gear and driven gear, reduction box, machine barrel, heater, long bolt, short screw, gas extraction system, steam vent, hopper, feed system, discharging opening and frame, described drive motors, distributor box, reduction box and machine barrel are installed in frame, described reduction box is connected with drive motors by shaft coupling, driving gear in described distributor box is connected with reduction box, this driving gear and driven gear match, described hopper is arranged on feed system, this feed system is connected with machine barrel, described gas extraction system and steam vent are arranged on machine barrel, described long bolt and short screw are arranged on driving gear and driven gear respectively, described long bolt and short screw are all arranged in machine barrel, and this long bolt and short screw cooperatively interact, and it is characterized in that, described heater is arranged on machine barrel outside, comprises control device, temperature sensor, heating collar, regulate water pipe layer, cooling-water temperature sensor and heat-insulation layer, described temperature sensor is arranged on machine barrel, described heating collar is arranged on the outside at machine barrel, described adjustment water pipe layer is arranged on outside heating collar, cooling-water temperature sensor arranges and regulates in water pipe layer, described cooling-water temperature sensor is connected with control device respectively with screw tube temperature sensor, and described heat-insulation layer is arranged on and regulates outside water pipe layer.
2. double screw extruder according to claim 1, it is characterized in that, described gas extraction system includes main exhaust, exhaust tube, described main exhaust is provided with two exhaust tubes, the bleeding point of described two exhaust tubes is oppositely arranged with discharging opening, steam vent respectively, and described main exhaust is provided with air exhauster.
3. double screw extruder according to claim 2, is characterized in that, the two ends of described main exhaust are respectively arranged with the end cap be threaded with described main exhaust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520642289.7U CN204869588U (en) | 2015-08-24 | 2015-08-24 | Dual -screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520642289.7U CN204869588U (en) | 2015-08-24 | 2015-08-24 | Dual -screw extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204869588U true CN204869588U (en) | 2015-12-16 |
Family
ID=54814008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520642289.7U Active CN204869588U (en) | 2015-08-24 | 2015-08-24 | Dual -screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204869588U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564172A (en) * | 2016-08-09 | 2017-04-19 | 青岛三益塑料机械有限公司 | Conical double-screw PVC skinning foaming plate extruder |
| CN106989016A (en) * | 2017-05-12 | 2017-07-28 | 成都市惠家胶粘制品有限公司 | The screw pump conveyed for gluing fluid pipeline |
| CN108859058A (en) * | 2018-06-25 | 2018-11-23 | 贵州荣兴新型建材科技有限公司 | The processing unit (plant) of PE wood plastic particles |
| CN110253860A (en) * | 2019-07-16 | 2019-09-20 | 昆山科信橡塑机械有限公司 | Cold feed extruder |
| CN112610478A (en) * | 2020-12-22 | 2021-04-06 | 金迈思液压设备（天津）有限公司 | Oil suction screw pump adjusts temperature convenient to installation |
-
2015
- 2015-08-24 CN CN201520642289.7U patent/CN204869588U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564172A (en) * | 2016-08-09 | 2017-04-19 | 青岛三益塑料机械有限公司 | Conical double-screw PVC skinning foaming plate extruder |
| CN106564172B (en) * | 2016-08-09 | 2019-03-15 | 青岛三益塑料机械有限公司 | A kind of conical double-screw PVC foam plate extruder |
| CN106989016A (en) * | 2017-05-12 | 2017-07-28 | 成都市惠家胶粘制品有限公司 | The screw pump conveyed for gluing fluid pipeline |
| CN108859058A (en) * | 2018-06-25 | 2018-11-23 | 贵州荣兴新型建材科技有限公司 | The processing unit (plant) of PE wood plastic particles |
| CN108859058B (en) * | 2018-06-25 | 2020-06-16 | 贵州荣兴新型建材科技有限公司 | PE wood-plastic particle processing device |
| CN110253860A (en) * | 2019-07-16 | 2019-09-20 | 昆山科信橡塑机械有限公司 | Cold feed extruder |
| CN112610478A (en) * | 2020-12-22 | 2021-04-06 | 金迈思液压设备（天津）有限公司 | Oil suction screw pump adjusts temperature convenient to installation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Die head for double-screw extruder Effective date of registration: 20160322 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2016990000226 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170324 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2016990000226 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Die head for double-screw extruder Effective date of registration: 20170328 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2017370010005 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180416 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2017370010005 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Die head for double-screw extruder Effective date of registration: 20180419 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2018370010028 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190506 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: 2018370010028 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Die head for double-screw extruder Effective date of registration: 20191202 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: Qingdao Yi Shibao plastics company limited Registration number: Y2019990000638 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200522 Granted publication date: 20151216 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO YISHIBAO PLASTIC Co.,Ltd. Registration number: Y2019990000638 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |