CN208219022U - A kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament - Google Patents
A kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament Download PDFInfo
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- CN208219022U CN208219022U CN201820745289.3U CN201820745289U CN208219022U CN 208219022 U CN208219022 U CN 208219022U CN 201820745289 U CN201820745289 U CN 201820745289U CN 208219022 U CN208219022 U CN 208219022U
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- sand box
- spinneret
- filament
- spinning component
- sealing ring
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Abstract
The utility model discloses a kind of filament spinning components produced for 66 air bag of polyamide fibre with industrial filament, including sand box and filament spinning component shell, the open at one end of sand box, its other end sets melt inlet, strainer is successively arranged from melt inlet one end in sand box, metal sand, first metal fiber felt, distribution plate, second metal fiber felt, L-shaped first sealing ring, spinneret, second metal fiber felt is pressed on distribution plate by the first sealing ring, spinneret axial direction is set as ladder-like, the spinneret one end diameter adjacent with the second fibrofelt is small, in spinneret insertion insertion sand box in one end adjacent with the second fibrofelt, sand box is inserted into filament spinning component shell, the open at one end and open end inwall processing of filament spinning component shell have internal screw thread, its other end is equipped with the annular rib of intermediate openings, in the inner side end and sand box of annular rib Spinneret EDGE CONTACT.This component significantly improves the quality and cost declining of 66 air bag industrial filament of polyamide fibre.
Description
Technical field
The utility model is related to synthetic fibers process units field, more particularly to one kind for the industry of 66 air bag of polyamide fibre
The filament spinning component of long filament production.
Background technique
66 air bag industrial filament of polyamide fibre is mainly for the production of safe automobile air bag, safety belt.As automobile safety system
The top grade silk of outfit, air bag silk are a high technology contents, and the highly sophisticated products of high added value, controlling of production process is extremely
Strictly.Air bag silk is particularly harsh to quality requirement, and the lousiness number requirement of each cylinder of a pair of main indicator is commonly to produce
/ 20th of product.If an enterprise has the ability of production safety air bag silk, it can prove that it comes into globalization
The column of fine enterprise rival.Recently as the rapid development of auto industry, the demand to high quality air bag silk is also continuous
Expand.It is required that air bag silk lousiness is less, quality is higher.
In the production process of air bag silk, filament spinning component is indispensable key equipment, his main function is
Molten polymer is mixed, is distributed and filtered polymeric gel particles and impurity in the process.Component filters performance
Quality directly influences the lousiness situation, spinnability and various physical performance indexs of air bag silk.It is raw at this stage under technical conditions
Producing the component that 66 air bag of polyamide fibre uses industrial filament to use uses 40 multilayer different meshes braid fabrics as filtering material.In the presence of
The problems such as component service life is short, slip is high, component filter material is at high cost, lousiness is more, yield is low is polyamide fibre 66 air bag industry
Problem in long filament production, industry never cracks this problem for many years.It is badly in need of researching and developing the new higher spinning group of performance
Part meets 66 air bag industrial filament requirement of polyamide fibre.
Utility model content
The purpose of the utility model is to provide a kind of structure is simple, easy to assembly, filter effect is good, component service life
Long, at low cost, lousiness the is few filament spinning component produced for 66 air bag of polyamide fibre with industrial filament.
The technical solution of the utility model be to provide it is a kind of have following structure it is industrial for 66 air bag of polyamide fibre
The filament spinning component of long filament production, including sand box and filament spinning component shell, the open at one end of the sand box, the other end middle part of sand box
Equipped with melt inlet, strainer, metal sand, the first metal fiber felt, distribution are successively arranged in the sand box from melt inlet end
Plate, the second metal fiber felt, the first sealing ring, spinneret, between the distribution plate and sand box inner wall be equipped with gap, described first
Sealing ring is the L shape sealing ring for including vertical edges and widthwise edge, and the vertical edges of first sealing ring are secured to distribution plate and sand
In gap between box inner wall, the second metal fiber felt is pressed on distribution plate by the first sealing ring, the spinneret axial direction side
To being set as ladder-like, the spinneret one end diameter adjacent with the first sealing ring is small, spinneret and the first sealing ring abutting end
Outer diameter and sand box internal diameter are adapted, and in spinneret insertion sand box in one end adjacent with the second fibrofelt, the shaft shoulder of spinneret is ridden over
On the open end end face of sand box, the open at one end of the filament spinning component shell, one end internal side wall processing of filament spinning component opening
There is internal screw thread, the other end of filament spinning component shell is equipped with annular rib, the intermediate openings of the annular rib, the filament spinning component
The internal diameter and sand box outer diameter of shell are adapted, in the sand box insertion filament spinning component shell, the inner side end of the annular rib
With spinneret EDGE CONTACT.
The spinneret is equipped with spinneret orifice, 1.4~2.5:1 of draw ratio of spinneret orifice.
The strainer is braid fabric.
The strainer is the strainer of 100 mesh.
The second sealing ring is placed at melt inlet in the middle part of the sand box to dock with manifold inner assembly, described first is close
Seal and the second sealing ring are alumiseal circle.
The specification of first metal fiber felt and the second metal fiber felt is 200~375 mesh.
Metal sand has excellent abnormally-structured, and the acute angle of sand can cut polyamide gels particle, reduce hair
Silk generates.
Metal fiber felt has multilayered and graded structure, and porosity is big and arrangement is uniform, internal rambling gradient aperture knot
Structure forms numerous different, winding filtration channel.Unique structure makes filtering material possess high-strength receive
Dirty ability and excellent strainability.Fine filtering is carried out to gel particles using metal fiber felt, while effectively being prevented tiny
Metal sand particle enter in the micropore of spinneret.
Metal sand and metal fiber felt are rationally used cooperatively, and are filtered to 66 melt of polyamide fibre, in production obvious performance
The production stability more excellent than other filter materials and good product quality out, have been obviously improved the strainability of component.
Compared with prior art, a kind of filament spinning component tool produced for 66 air bag of polyamide fibre industrial filament of the utility model
It has the advantage that 1, component service life extends, reduces unit replacement quantity, production cost reduces, and metal sand is because of its degree of profile
High, large specific surface area, porosity is high, and component pressure is stablized, and boost process is slow and steady, and component service life extends 50%；2, it drops
Low lousiness and end breakage rate, the polymorphic structure that metal sand has irregular bumps sharp have during filtering high-viscosity melt
High shear ability can cut gel particles, improve spinnability, after metal sand and metal fiber felt filter material, hair
Silk distribution changes, and the few silk cylinder of lousiness number (0-2 lousiness of warp thread) ratio improves 9%, silk cylinder (the weft yarn 3- more than lousiness number
14 lousiness) ratio decline 8%, air bag yarn quality is promoted；3, metal sand is full of entire sand box cavity, is bonded with metal fiber felt
Tightly, component leakage is effectively prevented, component leakage amount reduces 87%；4,40% or more component filter material cost decline.
Detailed description of the invention
Fig. 1 is a kind of schematic cross-sectional view of filament spinning component for the production of 66 air bag industrial filament of polyamide fibre.
Label 1 is sand box in Detailed description of the invention, and 2 be strainer, and 3 be metal sand, and 4 be the first metal fiber felt, and 5 be distribution plate, 6
It is the second metal fiber felt, 7 be the first sealing ring, and 8 be spinneret, and 9 be assembly housing, and 10 be the second sealing ring.
Specific embodiment
It is raw with industrial filament for 66 air bag of polyamide fibre to the utility model one kind with reference to the accompanying drawings and detailed description
The filament spinning component of production is described further:
Embodiment one: in the present embodiment, as shown in Figure 1, a kind of spinning produced for 66 air bag of polyamide fibre with industrial filament
The other end middle part of component, including sand box and filament spinning component shell, the open at one end of the sand box, sand box is equipped with melt inlet,
It is fine that strainer, metal sand, the first metal fiber felt, distribution plate, the second metal are successively arranged in the sand box from melt inlet end
Felt, the first sealing ring, spinneret are tieed up, gap is equipped between the distribution plate and sand box inner wall, first sealing ring is to include
The L shape sealing ring of vertical edges and widthwise edge, the vertical edges of first sealing ring are secured between distribution plate and sand box inner wall
In gap, the second metal fiber felt is pressed on distribution plate by the first sealing ring, and the spinneret axial direction is set as ladder
Shape, the spinneret one end diameter adjacent with the first sealing ring is small, in the outer diameter and sand box of spinneret and the first sealing ring abutting end
Diameter is adapted, and in spinneret insertion sand box in one end adjacent with the second fibrofelt, the shaft shoulder of spinneret rides over the open end of sand box
On end face, one end internal side wall of the open at one end of the filament spinning component shell, filament spinning component opening is machined with internal screw thread, spinning
The other end of assembly housing is equipped with annular rib, the intermediate openings of the annular rib, the internal diameter of the filament spinning component shell with
Sand box outer diameter is adapted, in the sand box insertion filament spinning component shell, the inner side end and spinneret edge of the annular rib
Contact.
The spinneret is equipped with spinneret orifice, 1.4~2.5:1 of draw ratio of spinneret orifice.
The strainer is braid fabric.
The strainer is the strainer of 100 mesh.
The second sealing ring is placed at melt inlet in the middle part of the sand box to dock with manifold inner assembly, described first is close
Seal and the second sealing ring are alumiseal circle.
The specification of first metal fiber felt and the second metal fiber felt is 200~375 mesh.
A kind of installation step of the filament spinning component produced for 66 air bag of polyamide fibre industrial filament of the utility model is as follows:
1,1 mouthful of sand box is laid flat upward, strainer 2 is laid flat into 1 bottom of sand box, prevents metal sand from entering from the melt of sand box 1
It is leaked out at mouthful；
2, a certain amount of metal sand 3 is poured into sand box 1 and shakeouts, is compacted, as filtering material；
3, the first metal fiber felt 4 is lain on metal sand 3, melt is filtered and meanwhile prevent metal sand 3 into
Enter spinneret；
4, distribution plate 5 is lain on metal fiber felt 4, keeps 66 melt flows of polyamide fibre uniform；
5, metal fiber felt 6 is put into alumiseal circle 7, then prevents from melting on distribution plate 5 by the fastening of alumiseal circle 7
Body leakage is simultaneously to melt secondary filter；
6, spinneret 8 is lain on alumiseal circle 7, is fastened；
7, assembly housing 9 is buckled on the sand box 1 assembled, position of turning upside down, makes 1 melt inlet of sand box upward；
8, melt inlet alumiseal circle 10 is put into the melt inlet of sand box 1, prevents melt leakage, utilizes assembly housing
Spiral shape screw thread in 9 is connect with the silk head in manifold, can normal use.
The utility model preferred embodiment is described in detail above in conjunction with attached drawing, but the utility model
It is not limited to described embodiment.To those skilled in the art, the principles of the present invention and essence are not being departed from
The protection model that a variety of variations, modification, replacement and deformation still fall within the utility model is carried out to this embodiment in the case where mind
In enclosing.
Claims (6)
1. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament, which is characterized in that including sand box and spinning group
The other end middle part of part shell, the open at one end of the sand box, sand box is equipped with melt inlet, and the sand box is interior from melt inlet end
It rises and is successively arranged strainer, metal sand, the first metal fiber felt, distribution plate, the second metal fiber felt, the first sealing ring, spinneret,
Gap is equipped between the distribution plate and sand box inner wall, first sealing ring is the L shape sealing for including vertical edges and widthwise edge
Circle, the vertical edges of first sealing ring are secured in the gap between distribution plate and sand box inner wall, and the first sealing ring is by second
Metal fiber felt is pressed on distribution plate, and the spinneret axial direction is set as ladder-like, spinneret and the first sealing ring phase
Adjacent one end diameter is small, and the outer diameter and sand box internal diameter of spinneret and the first sealing ring abutting end are adapted, spinneret and the second fibre
It ties up in the adjacent one end insertion sand box of felt, the shaft shoulder of spinneret rides on the open end end face of sand box, the filament spinning component shell
Open at one end, one end internal side wall of filament spinning component opening is machined with internal screw thread, and the other end of filament spinning component shell is equipped with ring
Shape rib, the intermediate openings of the annular rib, the internal diameter and sand box outer diameter of the filament spinning component shell are adapted, the sand box
It is inserted into filament spinning component shell, the inner side end and spinneret EDGE CONTACT of the annular rib.
2. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament according to claim 1, feature exist
In the spinneret is equipped with spinneret orifice, 1.4~2.5:1 of draw ratio of spinneret orifice.
3. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament according to claim 1, feature exist
In the strainer is braid fabric.
4. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament according to claim 1, feature exist
In the strainer is the strainer of 100 mesh.
5. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament according to claim 1, feature exist
In the second sealing ring of placement with manifold inner assembly at the melt inlet in the middle part of the sand box to dock, first sealing ring
It is alumiseal circle with the second sealing ring.
6. a kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament according to claim 1, feature exist
In the specification of first metal fiber felt and the second metal fiber felt is 200~375 mesh.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634479 | 2017-11-30 | ||
| CN201721634479X | 2017-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208219022U true CN208219022U (en) | 2018-12-11 |
Family
ID=64508727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820745289.3U Active CN208219022U (en) | 2017-11-30 | 2018-05-18 | A kind of filament spinning component produced for 66 air bag of polyamide fibre with industrial filament |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208219022U (en) |
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2018
- 2018-05-18 CN CN201820745289.3U patent/CN208219022U/en active Active
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