CN104342769A - Melt spinning equipment used for preparing artificial grasses - Google Patents
Melt spinning equipment used for preparing artificial grasses Download PDFInfo
- Publication number
- CN104342769A CN104342769A CN201410521572.4A CN201410521572A CN104342769A CN 104342769 A CN104342769 A CN 104342769A CN 201410521572 A CN201410521572 A CN 201410521572A CN 104342769 A CN104342769 A CN 104342769A
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- China
- Prior art keywords
- melt spinning
- screw
- cylinder
- screw rod
- internal thread
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- 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.)
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Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
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- 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
- B29C48/68—Barrels or cylinders
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention discloses melt spinning equipment used for preparing artificial grasses. The melt spinning equipment comprises a screw extruder, a water bath cooling device, a stretching device, a sizing device and a winding device; the screw extruder comprises a screw, a cylinder, a hopper, a nose and a mold; the screw is a cylinder object, external screw threads are formed on the screw, the cylinder is cylinder-shaped, internal screw threads are formed on the inner wall of the cylinder, and the external screw threads on the screw and the internal screw threads on the inner wall of the cylinder are different in spiral direction. According to the invention, the internal screw threads are formed on the inner wall of the cylinder, the internal screw threads are matched with the external screw threads on the screw so as to enable extruded melt compositions to be fully and evenly mixed, and the quality of the artificial grasses is improved.
Description
Technical field
The present invention relates to artificial grass filaments Preparation equipment technical field, particularly relate to a kind of apparatus for melt spinning for the preparation of artificial grass filaments.
Background technology
Chinampa is by the synthetic fiber of imitative blade of grass shape, and be implanted on woven base cloth, the heavy chemicals with natural grass exercise performance of fixation coating has been coated at the back side, and it is widely used in motion and Condom.
Chinampa is made up of 3 layer materials.Basal layer is made up of compacting soil layer, metalling and pitch or concrete layer, and basal layer requires solid, indeformable, any surface finish and waterproof, namely general concrete place.Because hockey field ground area is large, must basal layer be handled well during construction, prevent from sinking.If spread concrete layer, after concrete curing, to dilatation joint be cut out, prevent heat expansion to be out of shape and crack.
Be one deck cushion on basal layer, be generally rubber or foamed plastics composition.Caoutchouc elasticity is moderate, thickness 3 ~ 5mm.Lower with foamed plastics cost, but poor flexibility, thickness 5 ~ 10mm, blocked up lawn is too soft, and easily caves in; Cross thin scarce elasticity, do not have cushioning effect.Cushion will be pasted onto on basal layer securely, generally pastes with white glue with vinyl or all-purpose adhesive.
Third layer is the divot that artificial grass filaments is formed.According to the permeable careless silk etc. of the surface configuration villous grass silk manufactured, annular curling shape nylon yarn grass silk, lobate polypropylene fibre grass silk, nylon yarn establishment.This one deck also must be bonded on rubber or foamed plastics with latex.During construction, necessary gluing comprehensively, compresses successively and pastes jail, can not fold.
Artificial grass filaments is by apparatus for melt spinning, and apparatus for melt spinning comprises screw extruder, and masterbatch need fully mix by screw extruder, and prior art comprises single screw extrusion machine and double screw extruder, but its mixed effect is still undesirable.
In view of this, for above-mentioned technical problem, be necessary to provide a kind of apparatus for melt spinning for the preparation of artificial grass filaments.
Summary of the invention
Technical problem to be solved by this invention is, for above-mentioned deficiency of the prior art, to provide a kind of apparatus for melt spinning for the preparation of artificial grass filaments exactly.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of apparatus for melt spinning for the preparation of artificial grass filaments, described apparatus for melt spinning comprises the screw extruder, water-bath cooling device, stretching device, shaping equipment and the coiler device that set gradually, described screw extruder comprises screw rod, machine barrel, hopper, head and mould, described screw rod is cylinder, screw rod is provided with external screw thread, described machine barrel is cylindrical shape, and the inwall of machine barrel has internal thread, and the external screw thread on described screw rod is different with the internal thread hand of spiral on the inwall of machine barrel.
As a further improvement on the present invention, described screw extruder is have the single screw extrusion machine of a screw rod or have the double screw extruder of two screw rods.
As a further improvement on the present invention, described external screw thread and internal thread angle in the hand of spiral is 45 ° ~ 135 °.
As a further improvement on the present invention, described external screw thread and internal thread angle in the hand of spiral is 90 °.
As a further improvement on the present invention, described stretching device comprises drawing oven and draw roll.
As a further improvement on the present invention, the first godet roller is provided with between described drawing oven and water-bath cooling device.
As a further improvement on the present invention, described shaping equipment comprises shaping baking oven and setting roll.
As a further improvement on the present invention, the second godet roller is provided with between described setting roll and coiler device.
The invention has the beneficial effects as follows:
The present invention arranges internal thread by the machine tube inner wall at screw extruder, and internal thread coordinates the bath component that can make to extrude full and uniformly to mix with the external screw thread on screw rod, improve the quality of artificial grass filaments.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of apparatus for melt spinning in the present invention one specific embodiment.
Fig. 2 is the cross section structure schematic diagram of screw rod and machine barrel in the present invention one specific embodiment screw extruder.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
A kind of apparatus for melt spinning for the preparation of artificial grass filaments of the present invention comprises the screw extruder, water-bath cooling device, stretching device, shaping equipment and the coiler device that set gradually, shown in ginseng Fig. 1, in a detailed description of the invention of the present invention, apparatus for melt spinning comprises screw extruder 10, tank 20, first godet roller 30, drawing oven 40, draw roll 50, shaping baking oven 60, setting roll 70, second godet roller 80 and up-coiler 90.
The preparation process of artificial grass filaments is specific as follows:
1. a certain proportion of LLDPE, cooling function masterbatch and Masterbatch are mixed in high-speed mixer;
2. added in single screw extrusion machine by said mixture material and melt extrude, extrusion temperature controls at about 200 DEG C;
3. sample obtains careless silk precursor through water-bath cooling after extruding, and carries out HEAT SETTING process through godet roller, drawing oven, draw roll, shaping baking oven and setting roll.Wherein, draft temperature is 60 DEG C ~ 65 DEG C, and stretch ratio is 4, and heat setting temperature is about 70 DEG C;
4. after a grass precursor HEAT SETTING, then through oiling, reeling, obtain artificial turf fiber product.
Screw extruder comprises screw rod, machine barrel, hopper, head and mould, and masterbatch plastifies uniformly melt by screw extruder, and in this course under institute's build-up pressure, by screw rod continuous print extruder head.
Screw rod is the main parts of extruding machine, and it is directly connected to range of application and the productivity ratio of extruding machine, is made up of the steel alloy of high-strength corrosion-resisting.
Machine barrel is a metallic cylinder, generally with heat-resisting, compressive resistance is higher, the composite steel tube of firm wear-resisting, corrosion resistant steel alloy or interliner alloy steel is made.
Machine barrel coordinates with screw rod, realize the pulverizing of masterbatch, softening, melting, plasticizing, exhaust and compacting, and to formation system continuous uniform conveying sizing material, the length of general machine barrel is 15 ~ 30 times of its diameter, obtain fully heating with abundant plasticizing for principle to make plastics.
In the present invention, screw extruder is have the single screw extrusion machine of a screw rod or have the double screw extruder of two screw rods, and with single-screw extrusion machine, the invention will be further described below.
Shown in ginseng Fig. 2, in the present invention, screw rod 11 is cylinder, and screw rod 11 is provided with external screw thread 111, and machine barrel 12 is cylindrical shape, the inwall of machine barrel 12 has internal thread 121, and the external screw thread on screw rod is different with the internal thread hand of spiral on the inwall of machine barrel.Melt in machine barrel owing to being subject to the effect of internal thread 121 on external screw thread 111 and machine tube inner wall on screw rod, can fully mixing in machine barrel inside, make each composition in masterbatch can be even.
Preferably, in the present invention, external screw thread and internal thread angle in the hand of spiral is 45 ° ~ 135 °, and wherein, when angle is 90 ° in the hand of spiral for external screw thread and internal thread, the mixed effect of masterbatch is better.
As can be seen from the above technical solutions, the present invention arranges internal thread by the machine tube inner wall at screw extruder, and internal thread coordinates the bath component that can make to extrude full and uniformly to mix with the external screw thread on screw rod, improve the quality of artificial grass filaments.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (8)
1. the apparatus for melt spinning for the preparation of artificial grass filaments, it is characterized in that, described apparatus for melt spinning comprises the screw extruder, water-bath cooling device, stretching device, shaping equipment and the coiler device that set gradually, described screw extruder comprises screw rod, machine barrel, hopper, head and mould, described screw rod is cylinder, screw rod is provided with external screw thread, described machine barrel is cylindrical shape, the inwall of machine barrel has internal thread, and the external screw thread on described screw rod is different with the internal thread hand of spiral on the inwall of machine barrel.
2. apparatus for melt spinning according to claim 1, is characterized in that, described screw extruder is have the single screw extrusion machine of a screw rod or have the double screw extruder of two screw rods.
3. apparatus for melt spinning according to claim 1, is characterized in that, described external screw thread and internal thread angle in the hand of spiral is 45 ° ~ 135 °.
4. apparatus for melt spinning according to claim 3, is characterized in that, described external screw thread and internal thread angle in the hand of spiral is 90 °.
5. apparatus for melt spinning according to claim 1, is characterized in that, described stretching device comprises drawing oven and draw roll.
6. apparatus for melt spinning according to claim 5, is characterized in that, is provided with the first godet roller between described drawing oven and water-bath cooling device.
7. apparatus for melt spinning according to claim 1, is characterized in that, described shaping equipment comprises shaping baking oven and setting roll.
8. apparatus for melt spinning according to claim 7, is characterized in that, is provided with the second godet roller between described setting roll and coiler device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521572.4A CN104342769A (en) | 2014-09-30 | 2014-09-30 | Melt spinning equipment used for preparing artificial grasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410521572.4A CN104342769A (en) | 2014-09-30 | 2014-09-30 | Melt spinning equipment used for preparing artificial grasses |
Publications (1)
| Publication Number | Publication Date |
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| CN104342769A true CN104342769A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410521572.4A Pending CN104342769A (en) | 2014-09-30 | 2014-09-30 | Melt spinning equipment used for preparing artificial grasses |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116334774A (en) * | 2023-03-16 | 2023-06-27 | 扬州绿宝人造草坪有限公司 | Melt spinning device for preparing artificial grass filaments |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050562A (en) * | 2007-04-25 | 2007-10-10 | 华东理工大学 | Monofilament fiber in polyolefin class |
| CN202448338U (en) * | 2012-01-19 | 2012-09-26 | 盐城申源塑胶有限公司 | Conical single-screw plastic mixing extrusion device |
| CN202623253U (en) * | 2012-04-19 | 2012-12-26 | 陈学明 | Plastic extrusion machine |
| CN103252885A (en) * | 2012-02-16 | 2013-08-21 | 北京化工大学 | Grooved-barrel extruder based on radial fusion |
| CN103726126A (en) * | 2014-01-07 | 2014-04-16 | 浙江万凯新材料有限公司 | Method for producing flat filament by using PET (Polyethylene Terephthalate) |
| CN103770310A (en) * | 2013-06-27 | 2014-05-07 | 北京化工大学 | Groove type machine barrel extruding machine |
| CN104015334A (en) * | 2014-06-11 | 2014-09-03 | 新疆工程学院 | Efficient plasticizing single-screw extruder |
| CN204080196U (en) * | 2014-09-30 | 2015-01-07 | 张家港市金立纳米高弹材料有限公司 | For the preparation of the apparatus for melt spinning of artificial grass filaments |
-
2014
- 2014-09-30 CN CN201410521572.4A patent/CN104342769A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050562A (en) * | 2007-04-25 | 2007-10-10 | 华东理工大学 | Monofilament fiber in polyolefin class |
| CN202448338U (en) * | 2012-01-19 | 2012-09-26 | 盐城申源塑胶有限公司 | Conical single-screw plastic mixing extrusion device |
| CN103252885A (en) * | 2012-02-16 | 2013-08-21 | 北京化工大学 | Grooved-barrel extruder based on radial fusion |
| CN202623253U (en) * | 2012-04-19 | 2012-12-26 | 陈学明 | Plastic extrusion machine |
| CN103770310A (en) * | 2013-06-27 | 2014-05-07 | 北京化工大学 | Groove type machine barrel extruding machine |
| CN103726126A (en) * | 2014-01-07 | 2014-04-16 | 浙江万凯新材料有限公司 | Method for producing flat filament by using PET (Polyethylene Terephthalate) |
| CN104015334A (en) * | 2014-06-11 | 2014-09-03 | 新疆工程学院 | Efficient plasticizing single-screw extruder |
| CN204080196U (en) * | 2014-09-30 | 2015-01-07 | 张家港市金立纳米高弹材料有限公司 | For the preparation of the apparatus for melt spinning of artificial grass filaments |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116334774A (en) * | 2023-03-16 | 2023-06-27 | 扬州绿宝人造草坪有限公司 | Melt spinning device for preparing artificial grass filaments |
| CN116334774B (en) * | 2023-03-16 | 2023-10-03 | 扬州绿宝人造草坪有限公司 | Melt spinning device for preparing artificial grass filaments |
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Application publication date: 20150211 |