CN201343584Y - Cooling and anti-blocking device of vacuum twin-screw extruding machine - Google Patents
Cooling and anti-blocking device of vacuum twin-screw extruding machine Download PDFInfo
- Publication number
- CN201343584Y CN201343584Y CNU2009200181285U CN200920018128U CN201343584Y CN 201343584 Y CN201343584 Y CN 201343584Y CN U2009200181285 U CNU2009200181285 U CN U2009200181285U CN 200920018128 U CN200920018128 U CN 200920018128U CN 201343584 Y CN201343584 Y CN 201343584Y
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- twin
- vacuum twin
- vacuum
- cooling
- screw
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Abstract
The utility model relates to a cooling and anti-blocking device of vacuum twin-screw extruding machine, which comprises a vacuum twin-screw driving mechanism, a vacuum twin-screw extruding machine and a feed inlet. The device is characterized in that a cooling device is arranged on the periphery of the feed inlet between the vacuum twin-screw driving mechanism and the vacuum twin-screw extruding machine. Since the cooling device is arranged on the periphery of the feed inlet between the vacuum twin-screw driving mechanism and the vacuum twin-screw extruding device, the device can reduce the temperature of the feed inlet, the temperature of a slice is lower than the softening temperature after the slice enters the feed inlet, a polyester slice with low fusing point can not generate softening adhesion and agglomeration at the feed inlet of the vacuum twin-screw extruding machine, thereby guaranteeing the normal production.
Description
Technical field
The utility model relates to a kind of anti-blocking materials device of cooling of vacuum twin (double) screw extruder, the anti-blocking materials device of cooling in producing especially for the sheath-core type low-melting point polyester staple fiber.
Background technology
In sheath-core type low-melting point polyester staple fiber production technology, low melting point polyester chip partly adopts intermittently spinning process, because the low melting point polyester chip fusing point is lower, generally be to be earlier low melting point polyester chip to be carried out preliminarily dried with the lower hot blast of temperature in the dry tower, remove part moisture, enter the vacuum twin (double) screw extruder then.
The vacuum twin (double) screw extruder is formed by rotating intermeshing two identical screw rods of structure in the same way, and solid polyester section is sheared by screw extruder, becomes molten state under the sleeve heat effect, and constantly is pushed and advances.3 vacuum orifices by vacuum twin (double) screw extruder top further are reduced to spinning with the low melting point polyester chip moisture content and produce in the required scope.
The special tectonic of vacuum twin (double) screw extruder, make it remove moisture content and compounding effect than single-screw extrusion machine better effects if, but for the low melting point polyester chip of some fusing point at 110--130 ℃, because this low melting point polyester chip softening point only is about 56--62 ℃, when low melting point polyester chip falls into vacuum twin-screw charging aperture, because the conduction of heat of vacuum twin (double) screw extruder thermal treatment zone part screw rod, it is higher to cause charging aperture part screw surface temperature, reach about 80--90 ℃, the softening point temperature that is higher than low melting point polyester chip, low melting point polyester chip is after charging aperture and twin-screw surface contacts, its temperature sharply rises, surpass its softening point temperature, section is softening molten condition rapidly, because the characteristic of low melting point polyester chip molecular structure, cause its melt more sticking, softening section sticks on the twin-screw surface of charging aperture part, can't be along with the section that this part sticks to screw surface is extruded in the rotation of screw rod, and along with the continuous blanking of low melting point polyester chip, section can be cumulative at charging aperture, final twin (double) screw extruder is not because head has material, the twin-screw rotating speed is more and more higher, after rotating speed reaches higher limit, twin-screw stops voluntarily, have to manually remove the screw feed mouth, remove the low melting point polyester chip of caking in the charging aperture, and then drive, but this phenomenon can occur again soon after driving again, can't produce the frequent major accident that stops of spinning production line before causing continuously.
Summary of the invention
The purpose of this utility model is the anti-blocking materials device of cooling that a kind of vacuum twin (double) screw extruder will be provided, and it is provided with cooling device around the charging aperture between vacuum twin-screw transmission mechanism and the vacuum twin (double) screw extruder.The putty phenomenon that occurs in the time of can avoiding low melting point polyester chip to enter vacuum twin (double) screw extruder charging aperture.By installing cooling device additional in the charging aperture outer periphery, the charging aperture internal temperature is reduced to 30--40 ℃, prevent that low melting point polyester chip is at the softening adhesion of vacuum twin (double) screw extruder charging aperture, caking, guarantee fracture can not occur in the vacuum twin (double) screw extruder production process, spinning process is smooth, and quality is even.
The anti-blocking materials device of the cooling of a kind of vacuum twin (double) screw extruder described in the utility model, it comprises vacuum twin-screw transmission mechanism, vacuum twin (double) screw extruder, charging aperture, it is characterized in that: around the charging aperture between vacuum twin-screw transmission mechanism and the vacuum twin (double) screw extruder, be provided with cooling device.
Cooling device described in the utility model is that the other end of an end of cooling body, ball valve, cooling water pump, bosh, cooling body forms the closed connection of circulation through pipeline in order.
The beneficial effects of the utility model are, by around vacuum twin (double) screw extruder charging aperture, being provided with cooling device, the charging aperture temperature is reduced, temperature was lower than its softening temperature after section entered charging aperture, softening adhesion, caking can not take place at vacuum twin (double) screw extruder charging aperture in low melting point polyester chip, guarantee to produce normal.
Description of drawings
Fig. 1 is the schematic diagram of the utility model in the low melt point polyester fiber staple fibre is produced.
Among the figure: 1. cut into slices intermediate bunker, 2. feeding screw rod transmission device, 3. feeding screw rod, 4. metal detector, 5. charging aperture, 6. vacuum twin-screw transmission mechanism, 7. cooling body, 8. ball valve, 9. cooling water pump, 10. bosh, 11. vacuum orifices, 12. vacuum twin (double) screw extruders.
The specific embodiment
The anti-blocking materials device of the cooling of a kind of vacuum twin (double) screw extruder described in the utility model, as shown in Figure 1, it comprises vacuum twin-screw transmission mechanism 6, vacuum twin (double) screw extruder 12, charging aperture 5, around the charging aperture 5 between vacuum twin-screw transmission mechanism 6 and the vacuum twin (double) screw extruder 12, be provided with cooling device.Described cooling device is that the other end of an end of cooling body 7, ball valve 8, cooling water pump 9, bosh 10, cooling body 7 forms the closed connection of circulation through pipeline in order.
As shown in Figure 1, behind the low melting point polyester chip process drying tower preliminarily dried, fall in the feeding screw rod 3 that drives by feeding screw rod transmission device 2 from middle feed bin 1, rotation along with feeding screw rod 3, can eliminate the part caking of low melting point polyester chip, and can quantitatively carry uniformly, section is through behind the metal detector 4, fall in the charging aperture 5, the effect of metal detector 4 is to get rid of the metallics that may exist in the section, to avoid metallics to enter damage sleeve in back in the vacuum twin (double) screw extruder 12, vacuum twin (double) screw extruder 12 is driven by vacuum twin-screw transmission mechanism 6, top at vacuum twin (double) screw extruder 12, also have three vacuum orifices 11, can make the molten condition material remove moisture and the low-molecular material that includes through vacuumizing, when vacuum twin (double) screw extruder 12 can guarantee that material constantly passes through from charging aperture 5, screw rod is divided into several isolated mutually zones, can not influence the required different operating modes in other zone so vacuumize negative pressuren zone, make the vacuum twin (double) screw extruder can finish fusion simultaneously, vacuumize dehydration and high pressure and extrude several functions, thereby can the low melting point polyester chip of handling through preliminarily dried directly be melt extruded, reach spinning requirement.
Anti-putty cooling device is made up of cooling body 7, ball valve 8, cooling water pump 9 and bosh 10.Cooling body 7 adopts thin-wall copper pipe, and one circle circle coiling forms in the vacuum twin (double) screw extruder charging aperture outside, the copper pipe diameter is Φ 3mm, wall thickness is 0.35mm, feed 9-12 ℃ cooling water in the copper pipe, ball valve is housed on the pipeline, the ball valve aperture can be regulated with different situations such as output according to different import coolant water temperatures, vacuum twin-screw charging aperture temperature can be reduced to 30--40 ℃ by about 80--90 ℃, guarantee that the putty phenomenon does not take place vacuum twin (double) screw extruder charging aperture 5, ensure to produce normally to carry out.
Claims (2)
1, the anti-blocking materials device of a kind of cooling of vacuum twin (double) screw extruder, it comprises vacuum twin-screw transmission mechanism, vacuum twin (double) screw extruder, charging aperture, it is characterized in that: around the charging aperture between vacuum twin-screw transmission mechanism and the vacuum twin (double) screw extruder, be provided with cooling device.
2, according to the anti-blocking materials device of cooling of the described a kind of vacuum twin (double) screw extruder of claim 1, it is characterized in that: described cooling device is that the other end of an end of cooling body, ball valve, cooling water pump, bosh, cooling body forms the closed connection of circulation through pipeline in order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200181285U CN201343584Y (en) | 2009-01-15 | 2009-01-15 | Cooling and anti-blocking device of vacuum twin-screw extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200181285U CN201343584Y (en) | 2009-01-15 | 2009-01-15 | Cooling and anti-blocking device of vacuum twin-screw extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201343584Y true CN201343584Y (en) | 2009-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200181285U Expired - Fee Related CN201343584Y (en) | 2009-01-15 | 2009-01-15 | Cooling and anti-blocking device of vacuum twin-screw extruding machine |
Country Status (1)
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|---|---|
| CN (1) | CN201343584Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268744A (en) * | 2011-06-28 | 2011-12-07 | 中国人民解放军总后勤部军需装备研究所 | Device and method for preparing polyester melt from waste pure polyester textiles |
| CN102560698A (en) * | 2012-02-28 | 2012-07-11 | 浙江汇隆化纤有限公司 | Barrel used for masterbatch injector |
| CN103498201A (en) * | 2013-09-29 | 2014-01-08 | 无锡众望四维科技有限公司 | Spiral cooling device of polyester chip spinning equipment |
| CN106048903A (en) * | 2016-07-20 | 2016-10-26 | 漳州市鼎鑫电子科技有限公司 | Production equipment for spunbonding of filament double-component hot-air non-woven fabric |
| CN108000928A (en) * | 2017-12-21 | 2018-05-08 | 深圳市光大激光科技股份有限公司 | A kind of waste material pressurizing unit |
| CN110938881A (en) * | 2019-11-20 | 2020-03-31 | 浙江佳人新材料有限公司 | Production process of recyclable degradable fiber |
-
2009
- 2009-01-15 CN CNU2009200181285U patent/CN201343584Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102268744A (en) * | 2011-06-28 | 2011-12-07 | 中国人民解放军总后勤部军需装备研究所 | Device and method for preparing polyester melt from waste pure polyester textiles |
| CN102560698A (en) * | 2012-02-28 | 2012-07-11 | 浙江汇隆化纤有限公司 | Barrel used for masterbatch injector |
| CN103498201A (en) * | 2013-09-29 | 2014-01-08 | 无锡众望四维科技有限公司 | Spiral cooling device of polyester chip spinning equipment |
| CN106048903A (en) * | 2016-07-20 | 2016-10-26 | 漳州市鼎鑫电子科技有限公司 | Production equipment for spunbonding of filament double-component hot-air non-woven fabric |
| CN108000928A (en) * | 2017-12-21 | 2018-05-08 | 深圳市光大激光科技股份有限公司 | A kind of waste material pressurizing unit |
| CN110938881A (en) * | 2019-11-20 | 2020-03-31 | 浙江佳人新材料有限公司 | Production process of recyclable degradable fiber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: FUJIAN CHGU GROUP CO., LTD. Effective date: 20130717 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tieshan town Longyan city Fujian province Xinluo 364000 District Ping Lin (Fujian Industrial Park in Longzhou Dongbao Industrial Zone) Patentee after: Longyan Chengguan Chemical Fiber Co.,Ltd. Patentee after: Fujian Cheng Guan Group Co.,Ltd. Address before: Tieshan town Longyan city Fujian province Xinluo 364000 District Ping Lin (Fujian Industrial Park in Longzhou Dongbao Industrial Zone) Patentee before: Longyan Chengguan Chemical Fiber Co.,Ltd. Patentee before: Longyan Chengguan Textile Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130717 Address after: Tieshan town Longyan city Fujian province Xinluo 364000 District Ping Lin (Fujian Industrial Park in Longzhou Dongbao Industrial Zone) Patentee after: Longyan Chengguan Chemical Fiber Co.,Ltd. Address before: Tieshan town Longyan city Fujian province Xinluo 364000 District Ping Lin (Fujian Industrial Park in Longzhou Dongbao Industrial Zone) Patentee before: Longyan Chengguan Chemical Fiber Co.,Ltd. Patentee before: Fujian Cheng Guan Group Co.,Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20140115 |