CN204434906U - A kind of equipment for spun-bonded non-woven - Google Patents
A kind of equipment for spun-bonded non-woven Download PDFInfo
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- CN204434906U CN204434906U CN201520039663.4U CN201520039663U CN204434906U CN 204434906 U CN204434906 U CN 204434906U CN 201520039663 U CN201520039663 U CN 201520039663U CN 204434906 U CN204434906 U CN 204434906U
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Abstract
The utility model discloses a kind of equipment for spun-bonded non-woven, comprise: twin (double) screw extruder, twin (double) screw extruder has parallel dual-screw, and screw rod comprises some sections of screwing elements, twin (double) screw extruder also comprises at least two exhaust outlets, and at least one exhaust outlet is connected with vavuum pump; Feeding mechanism, feeding mechanism is positioned at the upper end of the twin-screw charging aperture of twin (double) screw extruder, and feeding mechanism comprises a feeder; Booster pump, one end of booster pump is connected to the discharging opening of twin (double) screw extruder, is provided with Pressure gauge between booster pump and twin (double) screw extruder; Fondant filter, is provided with Pressure gauge between fondant filter and booster pump; Measuring pump, is provided with Pressure gauge between measuring pump and fondant filter; Spinning manifold, is provided with Pressure gauge between spinning manifold and measuring pump.The utility model can exempt from the raw materials such as PET, PLA of dry processing routine or low melting point continuously, improves device efficiency, reduces production cost.
Description
Technical field
The utility model relates to the production equipment making cloth, is specifically related to a kind of equipment for spun-bonded non-woven.
Background technology
Investigating the production equipment of spun-bonded non-woven and manufacture method (manufacturing technique) can be divided into band dry and be not with dry two classes according to the difference of spinning material and technological process and equipment composition.Spun-bonded non-woven apparatus for production line wherein with drying is except increasing except equipment investment cost, and the floor space of equipment will expand more than 50%, and main building floor height then will increase more than 10 meters, considerably increases overall cost of ownership.In recent years development trend and from now on shows, spun-bonded non-woven market will adopt a greater variety of high polymer with demand to process, wherein low melting point polymer accounts for suitable ratio, and demand dry before most of kind all has spinning in low melting point high polymer, the spunbonded equipment of spunbond processing at present with continuous drying for such high polymer all cannot meet its requirement, as adopted drum dried, though the process requirements of producing can be met, dawn but can not meet the requirement of large-scale continuous production, make spun-bonded non-woven process efficient, low consumption advantage all gone.
Twin screw techniques is applied in plastics, Masterbatch manufacturing, but there is no in the application of spunbond manufacture field.Mainly be 1: have degassing function, but effectively can not suppress the hydrolysis of high polymer.2: twin-screw can not provide enough head pressures, the process requirements of spunbond processing cannot be met.The puzzlement of above-mentioned two problems makes twin screw techniques not be applied in spinning field development.
The product line of spinning viscose that design, manufacture can meet continuous drying low melting point high polymer will expand the scope of application of spunbond nonwoven fabric raw material greatly, and the many performances of the multi items for spunbond nonwoven fabric provide the guarantee on basis.
Utility model content
The utility model is for the problems referred to above, a kind of equipment for spun-bonded non-woven is provided, a kind of without the need to arranging independent pre-crystallized and drying equipment, the raw materials such as PET, PLA of dry processing routine or low melting point can be exempted from continuously, improve device efficiency, reduce the production equipment of production cost, normal process can not need the spun-bonded non-wovens such as dry PP simultaneously yet, and cost-saving, reduce investment.
The technical scheme in the invention for solving the above technical problem is: a kind of equipment for spun-bonded non-woven, comprise: twin (double) screw extruder, twin (double) screw extruder has parallel dual-screw, screw rod comprises some sections of screwing elements, the draw ratio of screw rod is 1:36 ~ 48, twin (double) screw extruder also comprises at least two exhaust outlets, and at least one exhaust outlet is connected with vavuum pump; Feeding mechanism, feeding mechanism is positioned at the upper end of the twin-screw charging aperture of twin (double) screw extruder, and feeding mechanism comprises a feeder; Booster pump, one end of booster pump is connected to the discharging opening of twin (double) screw extruder, is provided with Pressure gauge between booster pump and twin (double) screw extruder; Fondant filter, one end of fondant filter is connected to the other end of booster pump, is provided with Pressure gauge between fondant filter and booster pump; Measuring pump, one end of measuring pump is connected to the other end of fondant filter, is provided with Pressure gauge between measuring pump and fondant filter; Spinning manifold, one end of spinning manifold is connected to the other end of measuring pump, is provided with Pressure gauge between spinning manifold and measuring pump.
Further, the draw ratio of screw rod is 1:40 ~ 44.
Further, stop valve F is provided with between exhaust outlet and vavuum pump.
Further, vacuum meter is provided with between vavuum pump and stop valve F.
Further, this equipment also comprises the filament spinning component, cooling device, extension apparatus, lapper and the fibre web bracing means that are connected successively, and one end of filament spinning component is connected with the other end of spinning manifold.
The utility model has the advantages that:
1. in the utility model, twin (double) screw extruder is parallel dual-screw extruder, the screw rod of extruder is assembled, be made up of some sections of screwing elements, user, by changing combination and the coupling of screwing element, reaches desirable vacuum, mixes the effect of dispersion and conveying, the draw ratio of screw rod is 1:36 ~ 48, the draw ratio of preferred screw rod is 1:40 ~ 44, the better effects if of mixing dispersion and conveying like this, and melt extruded effect also can be better;
2. in the utility model, be equipped with a booster pump separately in system, also can run without this pump production line, but the stability of equipment reduces, and is equipped with the stability that a booster pump can increase equipment;
3. the utility model can be used for one-component product line of spinning viscose and also can be placed in two component spunbonded nonwoven distribution system, makes complete set of equipments possess the function of crystallization, drying, melt extruded;
4. in the utility model, adopt the meshed double screw in the same way that multiple screwing element forms, steam vent opened by the sleeve of twin-screw, at least one steam vent is equipped with vacuum suction apparatus, processing needs to open vavuum pump during dry high polymer, moisture in quick eliminating high polymer, prevents high polymer to be hydrolyzed, and processes when not needing dry high polymer without the need to opening vavuum pump forced exhaust.
5. adopt the utility model, can produce and adopt PP; PA is the spun-bonded non-woven of raw material, also can directly by PET; PLA etc. need special dry raw material to make spun-bonded non-woven.Specifically can directly will dry low melting point high polymer processing be needed to become spun-bonded non-woven;
6. adopt the utility model, processing PET-G; During the high polymers such as PET (original moisture content≤0.5%), exempt from drying.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
Forming the part of this description, showing preferred embodiment of the present utility model for understanding accompanying drawing of the present utility model further, and be used for principle of the present utility model is described together with description.In the accompanying drawings:
Fig. 1 is configuration schematic diagram of the present utility model;
Fig. 2 is control principle schematic diagram of the present utility model; And
Fig. 3 is equipment of the present utility model schematic diagram corresponding to existing equipment and manufacturing process.
Wherein, be labeled as in figure:
1 is twin (double) screw extruder, 2 is booster pump, 3 is fondant filter, 4 is measuring pump, 5 is spinning manifold, 6 is filament spinning component, 7 is cooling device, 8 is extension apparatus, 9 is lapper, 10 is fibre web bracing means, 11 is feeding mechanism, 12 is exhaust outlet, 13 is twin-screw charging aperture, 14 is vavuum pump, P1/P2/P3/P4 is Pressure gauge,-P is vacuum meter, F is stop valve, N1 is parallel dual-screw rotating speed, N2 is feeder rotating speed, N3 is booster pump rotating speed, N4 is measuring pump rotating speed.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 3, a kind of equipment for spun-bonded non-woven as shown in Figure 1, this equipment comprises twin (double) screw extruder 1, feeding mechanism 11, booster pump 2, fondant filter 3, measuring pump 4 and spinning manifold 5, twin (double) screw extruder 1 has parallel dual-screw, screw rod comprises some sections of screwing elements, the draw ratio of screw rod is 1:36 ~ 48, and preferably, the draw ratio of screw rod is 1:40 ~ 44.
As depicted in figs. 1 and 2, twin (double) screw extruder 1 also comprises at least two exhaust outlets 12, at least one exhaust outlet 12 is connected with vavuum pump 14, stop valve F is provided with between exhaust outlet 12 and vavuum pump 14, vacuum meter is provided with between vavuum pump 14 and stop valve F, feeding mechanism 11 is positioned at the upper end of the twin-screw charging aperture 13 of twin (double) screw extruder 1, feeding mechanism 11 comprises a feeder, one end of booster pump 2 is connected to the discharging opening of twin (double) screw extruder 1, Pressure gauge is provided with between booster pump 2 and twin (double) screw extruder 1, one end of fondant filter 3 is connected to the other end of booster pump 2, Pressure gauge is provided with between fondant filter 3 and booster pump 2, one end of measuring pump 4 is connected to the other end of fondant filter 3, Pressure gauge is provided with between measuring pump 4 and fondant filter 3, one end of spinning manifold 5 is connected to the other end of measuring pump 4, Pressure gauge is provided with between spinning manifold 5 and measuring pump 4.
As shown in Figure 3, this equipment is without special crystallization and drying equipment and technological process in practical process, and its function is replaced by twin-screw, and for providing melt pressure required in spunbond production, increasing by one group of booster pump 3 and being achieved in the utility model.Compared with the crystallizing and drying equipment adopted with original production line, except can to process not easily or except not machinable low melting point high polymer, the space that equipment need take greatly reduces, the height of required factory building at least can reduce by 8 meters.Remove special crystallizing and drying equipment simultaneously and also reduce energy consumption.
As shown in Figure 1, this equipment also comprises the filament spinning component 6, cooling device 7, extension apparatus 8, lapper 9 and the fibre web bracing means 10 that are connected successively, and one end of filament spinning component 6 is connected with the other end of spinning manifold 5.
According to said structure and annexation, shown in composition graphs 2, each manometric pressure is defined as P1, P2, P3, P4 respectively, the vacuum of vacuum meter is defined as-P, for parallel dual-screw rotating speed is defined as N1, feeder rotating speed is defined as N2, and booster pump rotating speed is defined as N3, and measuring pump rotating speed is defined as N4.
As depicted in figs. 1 and 2, the utility model spinning manifold 5 back segment is still Conventional spunbond production line, difference is at the Equipments Setting of spinning manifold 5 front end, and the front end of the spinning manifold 5 of this equipment is made up of twin (double) screw extruder 1, feeding mechanism 11, booster pump 2, fondant filter 3 and measuring pump 4.
With reference to figure 1 and Fig. 2, ensure the requirement of the accuracy of measuring according to production product specification simultaneously, the rotating speed N4 that given measuring pump 4 one is constant, the pressure P 3 that the entrance one of given measuring pump 4 is constant simultaneously, booster pump 2 and P3 form closed-loop control, booster pump rotating speed N3 changes with the change of P3, ensure that P3 is stabilized on a steady state value, pressure P 1 between booster pump 2 and parallel dual-screw can with the fluctuation of booster pump rotating speed N3, the change of the change of parallel dual-screw rotating speed N1 and the feeder rotating speed N2 of feeding mechanism 11 and fluctuating, because having exhaust outlet 12 on barrel, too high head pressure can cause high polymer to overflow from exhaust outlet 12, general P1 is set in 3MPa ~ 5MPa according to Properties of Polymer, P1 and N1 and N2 forms closed-loop control, Absorbable organic halogens P1 the regulations speed of constant N1 and N2 and ratio adjustable, exhaust outlet 12 on the barrel of twin (double) screw extruder 1 can have three kinds of states: close/natural discharge/vacuum discharge, when process need dry can the high polymer of spinning time, the position of 1 ~ 6 vacuum exhaust and vacuum exhaust point can be selected according to Properties of Polymer and technique, reach dehumidification, the technological requirement of Tuo Hui.
The vacuum of corresponding exhaust outlet 12 can be controlled by the open degree of the stop valve F of each exhaust outlet 12 after vavuum pump 14 starts.General Proper reciprocal of duty cycle is higher, and deflation rate is higher, but melt also more easily overflows.Be good according to the unusual vacuum of raw material and technique at 0.5MPa ~ 0.8MPa.
Embodiment 1
The terylene spun-bonded non-weaving cloth of 40g/m2
Raw material:
The trade mark: Jin Xin PET manufacturer: Jin Xin chemical fibre Co., Ltd
Inherent viscosity: 0.678dl/g fusing point/261.2 DEG C
Content of titanium dioxide: 0.27% wet section is moisture: 0.07%
Equipment: twin-screw product line of spinning viscose
Implementation process: raw material directly adds in double-screw feeder structure 11, screw rod each district temperature is set between 200 ~ 285 DEG C.Twin-screw head extrusion pressure is set as 5MPa, the 2nd, the 3rd, and the 6th exhaust outlet 12 adopts vacuum exhaust, vacuum 0.06MPa, and all the other are nature exhaust.Measuring pump 4 inlet pressure is set as 7MPa, and in continuous seepage, in filament spinning component 6, pressure is increased to 11MPa gradually, is pressed between 4MPa ~ 12MPa and changes in fondant filter 3, and spinning keeps normal, and bubble-free silk produces.
Table 1:440g/m
2terylene spun-bonded non-weaving cloth quality form
Embodiment 2
The two component spun-bonded non-woven of 27g/m2PLA
Equipment: twin-screw product line of spinning viscose
Implementation process: the processing of the similar PET of core is not repeated.When adopting singe screw, 6303D need dry more than 10 hours under 40 DEG C of conditions can spinning, and raw material 6303D directly adds in double-screw feeder structure 11 by twin-screw spunbonded equipment, and screw rod each district temperature is set between 200 ~ 230 DEG C.Twin-screw head extrusion pressure is set as 3MPa, the 2nd, 3rd, and exhaust outlet adopts vacuum exhaust, vacuum 0.06MPa, and all the other are nature exhaust.Measuring pump 4 inlet pressure is set as that in 6MPa. continuous seepage, in filament spinning component 6, pressure is increased to 11MPa gradually, is pressed in fondant filter 3 between 4MPa ~ 12MPa and changes, and spinning keeps normal, and bubble-free silk produces.
Table 2:27g/m
2pLA skin-core structure spun-bonded non-woven quality form
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. for an equipment for spun-bonded non-woven, it is characterized in that, comprising:
Twin (double) screw extruder (1), described twin (double) screw extruder (1) has parallel dual-screw, described screw rod comprises some sections of screwing elements, the draw ratio of described screw rod is 1:36 ~ 48, described twin (double) screw extruder (1) also comprises at least two exhaust outlets (12), and at least one exhaust outlet (12) is connected with vavuum pump (14);
Feeding mechanism (11), described feeding mechanism (11) is positioned at the upper end of the twin-screw charging aperture (13) of twin (double) screw extruder (1), and described feeding mechanism (11) comprises a feeder;
Booster pump (2), one end of described booster pump (2) is connected to the discharging opening of twin (double) screw extruder (1), is provided with Pressure gauge between described booster pump (2) and twin (double) screw extruder (1);
Fondant filter (3), one end of described fondant filter (3) is connected to the other end of booster pump (2), is provided with Pressure gauge between described fondant filter (3) and booster pump (2);
Measuring pump (4), one end of described measuring pump (4) is connected to the other end of fondant filter (3), is provided with Pressure gauge between described measuring pump (4) and fondant filter (3);
Spinning manifold (5), one end of described spinning manifold (5) is connected to the other end of measuring pump (4), is provided with Pressure gauge between described spinning manifold (5) and measuring pump (4).
2. the equipment for spun-bonded non-woven according to claim 1, is characterized in that, the draw ratio of described screw rod is 1:40 ~ 44.
3. the equipment for spun-bonded non-woven according to claim 2, is characterized in that, is provided with stop valve F between described exhaust outlet (12) and vavuum pump (14).
4. the equipment for spun-bonded non-woven according to claim 3, is characterized in that, is provided with vacuum meter between described vavuum pump (14) and stop valve F.
5. the equipment for spun-bonded non-woven according to claim 4, it is characterized in that, also comprise the filament spinning component (6), cooling device (7), extension apparatus (8), lapper (9) and the fibre web bracing means (10) that are connected successively, one end of described filament spinning component (6) is connected with the other end of spinning manifold (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520039663.4U CN204434906U (en) | 2015-01-21 | 2015-01-21 | A kind of equipment for spun-bonded non-woven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520039663.4U CN204434906U (en) | 2015-01-21 | 2015-01-21 | A kind of equipment for spun-bonded non-woven |
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| CN204434906U true CN204434906U (en) | 2015-07-01 |
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| CN201520039663.4U Active CN204434906U (en) | 2015-01-21 | 2015-01-21 | A kind of equipment for spun-bonded non-woven |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613911A (en) * | 2018-05-10 | 2018-10-02 | 泗阳宝源塑胶材料有限公司 | Full intermeshing twin-screw extrusion pressure double-closed-loop control strainability test machine |
| CN109466053A (en) * | 2018-12-25 | 2019-03-15 | 天津业和科技有限公司 | Polyethylene glass winding structure wall pipe production system and production method |
| CN113481661A (en) * | 2021-07-08 | 2021-10-08 | 山东通佳机械有限公司 | Equipment for producing PLA spunbonded non-woven fabric by using parallel double screws |
-
2015
- 2015-01-21 CN CN201520039663.4U patent/CN204434906U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108613911A (en) * | 2018-05-10 | 2018-10-02 | 泗阳宝源塑胶材料有限公司 | Full intermeshing twin-screw extrusion pressure double-closed-loop control strainability test machine |
| CN109466053A (en) * | 2018-12-25 | 2019-03-15 | 天津业和科技有限公司 | Polyethylene glass winding structure wall pipe production system and production method |
| CN109466053B (en) * | 2018-12-25 | 2024-04-02 | 天津业和科技有限公司 | Production system and production method for polyethylene glass fiber winding structure wall pipe |
| CN113481661A (en) * | 2021-07-08 | 2021-10-08 | 山东通佳机械有限公司 | Equipment for producing PLA spunbonded non-woven fabric by using parallel double screws |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325000 No. 62, Qin Feng Road, Ouhai Xiyan Industrial Park, Wenzhou, Zhejiang Patentee after: Zhejiang Chao long textile machinery Limited by Share Ltd Address before: 325000 No. 62, Qinfeng Road, Xian Yan Industrial Park, Ouhai District, Wenzhou, Zhejiang. Patentee before: Wenzhou Chaolong Textile Machinery Co.,Ltd |
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| CP03 | Change of name, title or address |