CN103465452A - Plastic extrusion lawn monofilament set - Google Patents
Plastic extrusion lawn monofilament set Download PDFInfo
- Publication number
- CN103465452A CN103465452A CN201210185433XA CN201210185433A CN103465452A CN 103465452 A CN103465452 A CN 103465452A CN 201210185433X A CN201210185433X A CN 201210185433XA CN 201210185433 A CN201210185433 A CN 201210185433A CN 103465452 A CN103465452 A CN 103465452A
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- Prior art keywords
- lawn
- monofilament
- plastic extrusion
- mono
- hot
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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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
The present invention provides monofilament lawn production equipment namely a plastic extrusion lawn monofilament set including a hot-air drying-oven flow-pass technology, a static mixer, a specially designed tractor and a winding machine. Through use of the hot-air drying oven flow pass technology, hot air uneven in heat is stirred evenly by a centrifuge then is sent into a hot-air reversing distributor; molten resin is further mixed by the static mixer 5 to provide evenly mixed resin even in temperature for spinning, the evenly plastified material is quantitatively sent into a spinning die head 6 by a metering pump; monofilament which is sent into a five-roller tractor 10 through a water removal device 9 is drawn by the five-roller tractor 10, and then is successively sent into a hot water tank in a drawing water box 11 and a blow-drying device 12, then the blow-dried monofilament is again evenly drawn by a five-roller drawing machine 13 and a die temperature machine 14; the monofilament finally molded by a molding machine 16 is welded for molding by the winding machine using a spiral line with a double cross structure. The plastic extrusion lawn monofilament set of the utility model has the advantages of higher output and higher qualified product rate, the quality of monofilament grass can be comparable with that of imported monofilament grass, monofilament with various high-simulation shapes and specifications can be produced according to the needs of the production, and the production organization is flexible.
Description
Technical field
The present invention relates to a kind of class wire-drawing equipment of extruding, specifically a kind of manufacturing machine that is applied to the chinampa technology.
Background technology
At present, for the development in chinampa market, also do not have a domestic corporation can produce the manufacturing enterprise of monofilament grass equipment.The extrusion molding of the plastics of present European capital equipment is expected the product experienced three stages from former: the one, and the raw material plasticizing, the heating by extruder and mixing, make solid feed become uniform viscous fluid; The 2nd, moulding,, under the effect of extruder extruder member, make fused materials pass through continuously former with certain pressure and speed; The 3rd, cooling and shaping, make fused materials be fixed up with the shape obtained by different cooling means, becomes required plastic.If needed, can also be stretched, the processing such as coating, corona; Finally as semi-finished product, stack or, cutting curling as finished product, packing.But these equipment can not effectively be controlled and monitor for the production process of equipment, the string diameter deviation is bigger than normal, the relaxation shrinkage of monofilament is higher, and accuracy and the systematization of the data manipulation in production process are inadequate, cause the qualification rate of product and production efficiency on the low side, increased production cost.
Summary of the invention
The technical problem to be solved in the present invention is that existing plastic extrusion lawn mono-filament unit production cost is high, fixed effect is poor, monofilament color and fiber number evenly, control system and the incomplete problem of monitoring system, for the problems referred to above, the purpose of this invention is to provide that a kind of production cost is low, filament number and color is even, fixed effect is good, plastic extrusion lawn mono-filament unit with on line real-time monitoring and control system, overcome the deficiency of existing technology.
Technical scheme of the present invention is:
The automatic Weighing mixing system technology that the present invention adopts computer to control aspect raw material control, the application of this technology can make the proportioning of raw material be accurate to gram, and can small lot fast, high-speed stirred mixes.Inhomogeneous and the aberration that causes of the issue that has overcome color masterbatch from the source of raw material.
Described plastic extrusion lawn mono-filament unit has adopted the static mixer technology at the end of extruding strings device, and the endoporus of the static mixer of particular design is Ф 50mm, and the length of blender is 514mm.Endoporus is provided with the spirality flow deflector, and such size design should guarantee the flow velocity of melt in blender and fully mix no color differnece, has guaranteed that melt is unlikely to stop the decomposition that the long time causes melt in blender.
Described plastic extrusion lawn mono-filament unit has adopted the hot-air oven runner technology of particular design.The characteristics of this technology are different from viewpoint in the past, but adopted the new hot-air oven runner technology of first even hot blast uneven in temperature being sent into after centrifuge stirs to hot blast commutation distributor, make the temperature control of baking oven to reach ± 1 ℃, having guaranteed that monofilament is not heated evenly can produce aberration, the monofilament relaxation shrinkage can be controlled in 2% again simultaneously.
Described plastic extrusion lawn mono-filament unit spinneret size external diameter Ф 414mm, be evenly equipped with 144 (or 138) individual spinneret orifice in the circumference that is Ф 350～Ф 420 scopes in centre-to-centre spacing.Size deviation between monofilament≤2%.
The cylinder external diameter Ф 315mm of described hauling machine, rolling drum surface length 1000～1400mm, internal layer roller external diameter Ф 265mm.Be provided with the spiral that goes with each other all the time between the ectonexine roller and separate the flow deflector channel design, after guaranteeing that conduction oil and cylinder outer wall carry out sufficient heat exchange, roll surface radial temperature deviation in ± 1 ℃ of scope, thereby guarantee the relaxation shrinkage of every monofilament≤2%.
The reciprocating lever external diameter Ф 46mm of described winder, adopt the helix of dual crossing structure, the torque of helix is 58mm, the overall length of helix is 58 * 3.5=203mm, the reciprocating lever of this structure can guarantee under the prerequisite of multi-filament rolling when rolling, the volume face is smooth, a two ends phenomenon of not collapsing.
During the temperature of described plastic extrusion lawn mono-filament unit is controlled, adopted German PMA the 4th generation product K S Various of company Modular control system, and adopt the form access PLC system of bus, have that temperature-controlled precision is high, communication speed fast, can be on touch-screen the characteristics such as centralized Control.
The invention has the beneficial effects as follows:
Output is higher, and product percent of pass is higher, and the quality of monofilament grass can match in excellence or beauty with the monofilament grass of import, can produce as required the monofilament of various high emulation shape specification, and organization of production is flexible.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention (comprising Fig. 1-1, Fig. 1-2, Fig. 1-3, Fig. 1-4);
Fig. 2 is feed distribution machine schematic diagram;
Fig. 3 is for promoting the moisture absorption apparatus schematic diagram;
Fig. 4 is the screw cylinder schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, the present invention is that a kind of equipment of producing the monofilament lawn is the plastic extrusion lawn mono-filament unit.It comprises feed distribution machine 1, screw cylinder 2, solution screen pack 3, solution pump 4, static mixer 5, spinning die head 6, cooling water tank 7, carry-over pinch rolls 8, de-watering apparatus 9, five-roller traction machine 10, drawing-off water tank 11, blow-dry device 12, five roller drafting machines 13, die heater 14, typing hot bellows 15, forming machine 16, oiler 17, expense silk gathering-device 18, winder 19.
As depicted in figs. 1 and 2, feed distribution machine 1, screw cylinder 2 and decelerator etc. have partly formed extruder, are characterized in that draw ratio is larger, rotational speed regulation wider range, the electrodeless adjusting screw(rod) rotating speed of energy, adopted air-cooled ceramic heat mode, high efficiency, heat time heating time is short.Solution screen pack 3 is the double-layered belt filter screen structure.
As shown in Figure 1 and Figure 4, solution screen pack 3 is the double-layered belt filter screen structure; Measurement mixing unit is comprised of solution pump 4 and static mixer 5, and measuring pump is controlled by the motor drive, and the endoporus of static mixer 5 is Ф 50mm, and the length of blender is 514mm.
Spinning die head 6 has adopted right angle removable, be fixed in the front end of static mixer 5 by flange, cooling water tank 7 is welded by corrosion resistant plate, adopts the external water circulation heating, be provided with sub-wire, guide wire apparatus in water tank, to regulate monofilament elapsed time and position in water.
As shown in figures 1 and 3, carry-over pinch rolls 8 and de-watering apparatus 9 have formed the lifting moisture absorption apparatus jointly; Five-roller traction machine 10 is comprised of unrooted metallic roll and two rubber rollers, the cylinder external diameter Ф 315mm of described hauling machine, rolling drum surface length 1000～1400mm.
Drawing-off water tank 11 mainly is comprised of hot water storgae, cyclic water tank, electrically heated rod etc., and water tank adopts double-layer heat insulation formula structure; Blow-dry device 12 mainly is comprised of Wiper blade and blower etc., for removing the moisture of monofilament surface.
Five roller drafting machines 13 are comprised of two metallic roll, three metal fever oiling rollers and two rubber rollers, adopt gear drive, stable drive, and rotating speed amplitude modulation is wide; Die heater 14 is deep fat roller circulating-heating, and thermal source is provided.
Typing hot bellows 15 adopts the double-layer heating structure, adopts electric heater for heating, and monofilament is heated evenly, and temperature-controlled precision is high; Forming machine 16 is comprised of three metal cold damping rollers and a rubber roller, adopts the flat belt transmission, stable drive, and noise is little.
Expense silk gathering-device 18 is mainly used in the collection to the expense silk; Winder 19 mainly completes the rolling to monofilament, the reciprocating lever external diameter Ф 46mm of described winder, and the helix of employing dual crossing structure, the torque of helix is 58mm, the overall length of helix is 58 * 3.5=203mm.
A kind of equipment of producing the monofilament lawn of the present invention in use, operating process is as follows: raw material is put into to the extruder device, by feed distribution machine 1 and screw cylinder 2, raw material is distributed, heating and cooling, after then by 3 pairs of materials of solution screen pack, being plastified filtering, be sent in measurement mixing unit, the wherein further mixing of 5 pairs of melting resins of static mixer, for providing, spinning mixes, the uniform resin of temperature, what by measuring pump, will plastify uniform material dosing sends into spinning die head 6, filter screen on the plate in spinning die head 6 exits can further prevent that the plastics of impurity and not plasticizing are by stopping up spinneret orifice, cause fracture of wire, from spinning nozzle, monofilament out directly enters the water of cooling water tank 7, make monofilament obtain chilling, keep its high extensibility, be beneficial to add hot-stretch, then by carry-over pinch rolls 8, monofilament is drawn from water tank, and the pressure-vaccum of the moisture absorption pipe in de-watering apparatus 9 and blower is removed the moisture of monofilament surface, then enter five-roller traction machine 10, monofilament is stretched, then enter the hot water storgae in drawing-off water tank 11, water in groove is due to the effect of electrical bar, water temperature keeps 90-100 degree on this basis, enter blow-dry device 12 after monofilament is heated and remove the moisture of monofilament surface by Wiper blade and blower, monofilament after drying up enters in five roller drafting machines 13 and die heater 14 and stretches uniformly, monofilament after being stretched by hauling machine enters typing hot bellows 15, carry out hot Shape correction, eliminate the internal stress of monofilament, reduce its shrinkage factor, improve heat shrink temperature and the degree of crystallinity of monofilament, from typing hot bellows 15 monofilament out, the final shaping through forming machine 16, make the circle silk cooling gradually, further crystallization, thereby gain in strength and stability, last 19 pairs of monofilament of winder carry out the rolling moulding.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. an equipment of producing the monofilament lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that feed distribution machine 1 connects hopper by flexible pipe, and hopper is installed on charging seat; Screw cylinder 2 is connected with solution filter 3 by the head flange; Solution filter 3 is connected with static mixer 5 by filling barrel; Static mixer 5 is connected with spinning die head 6 with filling barrel respectively by the flange at static mixer two ends; Separately comprise the devices such as relatively independent unit five roller drafting machines 13, forming machine 16, waste silk collection device 18, winder 19.
2. the equipment on production monofilament according to claim 1 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: feed distribution machine 1 connects hopper by flexible pipe, hopper is installed on charging seat, and charging seat is connected with screw cylinder 2 by screw, has formed extruder.Screw cylinder 2 is connected with solution filter 3 by the head flange.
3. the equipment on production monofilament according to claim 2 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: solution filter 3 is connected with static mixer 5 by filling barrel, and the material after the plasticizing filtering is sent in measurement mixing unit.
4. the equipment on production monofilament according to claim 3 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described static mixer 5 is connected with spinning die head 6 with filling barrel respectively by the flange at static mixer two ends, will be through the even material dosing plastified send into spinning die head 6.
5. the equipment on production monofilament according to claim 4 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described spinning die head 6 has adopted right angle removable, be fixed in the front end of static mixer 5 by flange, from spinning nozzle, monofilament out directly enters the water of cooling water tank 7.
6. the equipment on production monofilament according to claim 5 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described cooling water tank 7 is welded by corrosion resistant plate, the heating of employing external water circulation, be provided with sub-wire, guide wire apparatus in water tank, to regulate monofilament elapsed time and position in water.
7. the equipment on production monofilament according to claim 1 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described five roller drafting machines 13 are comprised of two metallic roll, three metal fever oiling rollers and two rubber rollers, and die heater 14 is connected to it by 3 hot-rollings in metal hose and five roller drafting machines 13 heat energy is provided.Five 13 pairs of roller drafting machines are sent into typing hot bellows 15 after the monofilament of the hot water storgae in drawing-off water tank 11 and blow-dry device 12 stretches uniformly.
8. the equipment on production monofilament according to claim 6 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described typing hot bellows 15 adopts double-layer heating structure and electric heater for heating, monofilament is carried out to hot Shape correction, and the monofilament after hot Shape correction is sent into forming machine 16 the final shapings.
9. the equipment on production monofilament according to claim 7 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described forming machine 16 is comprised of three metal cold damping rollers and a rubber roller, through its final shaping, make the circle silk cooling gradually, further crystallization, thereby gain in strength and stability, can send into winder 19 afterwards.
10. the equipment on production monofilament according to claim 8 lawn is the plastic extrusion lawn mono-filament unit, it is characterized in that: described winder 19 adopts the helix of dual crossing structure, and every ingot rolling head all has a motor to drive coiling, and can be controlled separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185433XA CN103465452A (en) | 2012-06-07 | 2012-06-07 | Plastic extrusion lawn monofilament set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210185433XA CN103465452A (en) | 2012-06-07 | 2012-06-07 | Plastic extrusion lawn monofilament set |
Publications (1)
| Publication Number | Publication Date |
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| CN103465452A true CN103465452A (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201210185433XA Pending CN103465452A (en) | 2012-06-07 | 2012-06-07 | Plastic extrusion lawn monofilament set |
Country Status (1)
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| CN (1) | CN103465452A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859064A (en) * | 2018-08-06 | 2018-11-23 | 上海翊科精密挤出技术有限公司 | A kind of hypocrystalline PEEK pipe extrusion device and method |
| CN113927858A (en) * | 2021-10-13 | 2022-01-14 | 亿得宝科技发展有限公司 | Plastic spinning equipment with device convenient for uniform spinning |
| CN113952785A (en) * | 2021-11-24 | 2022-01-21 | 深圳市福昌发电路板有限公司 | Sewage treatment system for manufacturing decorative printing paper |
| CN115489057A (en) * | 2022-11-07 | 2022-12-20 | 南通环球塑料工程有限公司 | A inflation stretching device for preparing thermal contraction film |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948848A1 (en) * | 1979-12-05 | 1981-06-11 | Akzo Gmbh, 5600 Wuppertal | METHOD FOR PRODUCING A MATERIAL SHEET |
| CN1160093A (en) * | 1997-01-02 | 1997-09-24 | 中国纺织科学研究院 | Method and apparatus for continuous making superhigh molecula polyethylene fibre |
| WO2001090453A1 (en) * | 2000-05-25 | 2001-11-29 | Zimmer Ag | Method for producing synthetic threads from a polymer blend based on polyester |
| CN1631943A (en) * | 2004-11-29 | 2005-06-29 | 北京特斯顿新材料技术发展有限公司 | Method for continuous preparation and mixture of super high molecular polyethylene solution |
| CN101381903A (en) * | 2008-10-17 | 2009-03-11 | 东华大学 | Method for producing terylene fibre with pearly lustre |
| CN101476174A (en) * | 2009-01-20 | 2009-07-08 | 江苏共创人造草坪有限公司 | Enhanced artificial lawn fibre and preparation thereof |
| CN201826043U (en) * | 2010-08-05 | 2011-05-11 | 江苏共创人造草坪有限公司 | Composite artificial lawn fiber production device |
| CN102365399A (en) * | 2009-03-12 | 2012-02-29 | 欧瑞康纺织有限及两合公司 | Method and apparatus for the production of a turf yarn |
-
2012
- 2012-06-07 CN CN201210185433XA patent/CN103465452A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2948848A1 (en) * | 1979-12-05 | 1981-06-11 | Akzo Gmbh, 5600 Wuppertal | METHOD FOR PRODUCING A MATERIAL SHEET |
| CN1160093A (en) * | 1997-01-02 | 1997-09-24 | 中国纺织科学研究院 | Method and apparatus for continuous making superhigh molecula polyethylene fibre |
| WO2001090453A1 (en) * | 2000-05-25 | 2001-11-29 | Zimmer Ag | Method for producing synthetic threads from a polymer blend based on polyester |
| CN1631943A (en) * | 2004-11-29 | 2005-06-29 | 北京特斯顿新材料技术发展有限公司 | Method for continuous preparation and mixture of super high molecular polyethylene solution |
| CN101381903A (en) * | 2008-10-17 | 2009-03-11 | 东华大学 | Method for producing terylene fibre with pearly lustre |
| CN101476174A (en) * | 2009-01-20 | 2009-07-08 | 江苏共创人造草坪有限公司 | Enhanced artificial lawn fibre and preparation thereof |
| CN102365399A (en) * | 2009-03-12 | 2012-02-29 | 欧瑞康纺织有限及两合公司 | Method and apparatus for the production of a turf yarn |
| CN201826043U (en) * | 2010-08-05 | 2011-05-11 | 江苏共创人造草坪有限公司 | Composite artificial lawn fiber production device |
Non-Patent Citations (1)
| Title |
|---|
| 劳动部培训司: "《涤纶长纤维生产工艺与操作（试用）》", 31 August 1990, article "《高速纺》" * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108859064A (en) * | 2018-08-06 | 2018-11-23 | 上海翊科精密挤出技术有限公司 | A kind of hypocrystalline PEEK pipe extrusion device and method |
| CN113927858A (en) * | 2021-10-13 | 2022-01-14 | 亿得宝科技发展有限公司 | Plastic spinning equipment with device convenient for uniform spinning |
| CN113927858B (en) * | 2021-10-13 | 2024-07-23 | 亿得宝科技发展有限公司 | Plastic spinning equipment with device convenient for uniform filament discharge |
| CN113952785A (en) * | 2021-11-24 | 2022-01-21 | 深圳市福昌发电路板有限公司 | Sewage treatment system for manufacturing decorative printing paper |
| CN115489057A (en) * | 2022-11-07 | 2022-12-20 | 南通环球塑料工程有限公司 | A inflation stretching device for preparing thermal contraction film |
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Application publication date: 20131225 |