CN108725483A - Tear-proof high-speed rail seat covers and its production technology - Google Patents
Tear-proof high-speed rail seat covers and its production technology Download PDFInfo
- Publication number
- CN108725483A CN108725483A CN201810389196.6A CN201810389196A CN108725483A CN 108725483 A CN108725483 A CN 108725483A CN 201810389196 A CN201810389196 A CN 201810389196A CN 108725483 A CN108725483 A CN 108725483A
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- China
- Prior art keywords
- tear
- speed rail
- rail seat
- backrest
- proof high
- Prior art date
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D33/00—Seats
- B61D33/0007—Details; Accessories
- B61D33/0035—Cushions or the like; Covers
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/002—With diagonal warps or wefts
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Seats For Vehicles (AREA)
Abstract
The present invention provides a kind of tear-proof high-speed rail seat sets to include：Backrest back, backrest front and cushion；The backrest back, backrest front and cushion are made of composite material, and the composite material is woven by warp thread, weft yarn and twill weaves yarn group, and the twill weaves yarn group is woven by composite fibre；The composite fibre includes the fixation steel wire tube of the fiber line unit of six regular hexagons, appearance line and regular hexagon, the fiber line unit includes the surrounding layer of circular fiber line and outsourcing on fiber line surface, the surrounding layer is made of thermoplastic resin, the fiber line unit of six regular hexagons, which is fixed together, forms hollow hexagon skeleton structure, and hexagon skeleton structure center is fixed steel wire tube；The appearance line is wrapped in the outside of hexagon skeleton structure.Composite fibre is woven into twill weaves yarn group by the present invention, and composite fibre materials are less, larger to whole tear resistance deduction.
Description
Technical field
The present invention relates to high-speed rail seats to cover field, and in particular to a kind of tear-proof high-speed rail seat set and its production technology.
Background technology
Bullet train belongs to the rapid of modernization, is the concentrated reflection of the top science and technology of train, Ke Yi great
Width improves commercial speed to improve train conevying efficiency.Bullet train quick comfortable, steady safety, energy conservation and environmental protection, it is deep
It is welcome by contemporary people, all support meets the trip requirements that benefit increases with novel high-speed train energetically for countries in the world.But
Seat webbing is used through all kinds of personnel in bullet train, is easy to happen tearing and is led to breakage.
Existing number of patent application is CN201220742376.6's《Seat webbing》Patent document, which disclose a kind of seats
Set, is made, another component is made of elastic fabric, and tear resistance is poor of upholstery cover and chair back set.
Invention content
（One）Technical problems to be solved
It is an object of the invention to provide a kind of tear-proof high-speed rail seat set, solve existing high-speed rail seat set tear resistance compared with
The defect of difference.
Another object of the present invention provides a kind of tear-proof high-speed rail seat set production technology, solves existing high ferro seat
The poor defect of chair cover finished product tear resistance.
（Two）Technical solution
In order to solve the above technical problem, the present invention provides a kind of tear-proof high-speed rail seat sets to include：Backrest back, backrest are just
Face and cushion；The backrest back, backrest front and cushion be made of composite material, the composite material by warp thread,
Weft yarn and twill weaves yarn group weave, and the twill weaves yarn group is woven by composite fibre；The compound fibre
Dimension includes the fixation steel wire tube of the fiber line unit of six regular hexagons, appearance line and regular hexagon, the fiber line unit packet
Circular fiber line and outsourcing are included in the surrounding layer on fiber line surface, the surrounding layer is made of thermoplastic resin, six positive six
The fiber line unit of side shape, which is fixed together, forms hollow hexagon skeleton structure, and hexagon skeleton structure center is solid
Determine steel wire tube；The appearance line is wrapped in the outside of hexagon skeleton structure.Composite fibre is woven into twill weaves by the present invention
Yarn group, composite fibre materials are less, to whole larger, the fiber line of six regular hexagons of tear resistance deduction
Unit, which is fixed together, forms hollow hexagon skeleton structure, and fixed steel wire is arranged at center, reduces to the maximum extent
The shearing force generated because of the movement of fiber line when tearing torsion is reduced in gap between fiber line, avoids the taut of single fiber line
It is disconnected, the entire composite fibre stretch-proof of fixed steel wire reinforcement, tear-proof intensity.More preferably, thermoplastic resin can be used using heat
Plasticity styrene -- butadiene block copolymer, heating after by fiber line through enter fixed mold can one-pass molding, reduce
Production cost.
Preferably, the fiber line is terylene, and it is in 45 ° of the first oblique yarn that the twill weaves yarn group, which includes with warp thread,
Line and be in -45 ° of the second oblique yarn with warp thread；The first oblique yarn and the second oblique yarn alternately join end to end to be formed
The helix group of the polygon dissipated from inside to outside.Stress when to fabric tear has carried out theory analysis, and research finds fabric；
The trigonum of a yarn stress can be formed at breach in tearing；Using the helix group of the polygon dissipated from inside to outside, make
Tearing in the trigonum different directions of yarn stress is obtained, can be angled with warp thread, weft yarn or strong twill yarn, it is multiple
The mastication forces of single direction are distributed on the yarn of different directions by the yarn of angle weave in, reduce single yarn
Stress（The component of mastication forces）To not allow easy fracture, whole anti-tear strength is improved.
Preferably, it is circular cavity that section is equipped in the fixed steel wire tube；Silicone oil is set in the cavity.The present invention
It being equipped with circular cavity in the fixed steel wire tube of setting so that the bending property of fixed steel wire tube is more excellent, reduces the difficulty of sewing,
Inside silicone oil, reduce fixed steel wire tube bending deformation extent, and the heat generated after the multiple bending of silicone oil absorption, avoids
Multiple bending local temperature increases so that fixed steel wire tube is easier to deform；Further reduce fixed steel wire tube bending deformation
Degree.
Preferably, there is backrest back main part after the backrest back expansion and is leaned on positioned at backrest back main part both sides a pair
Carry on the back back flank；There is backrest front main part after the backrest front expansion and be located at backrest front main part both sides a pair of backrest just
The surface side wing；Open annular cushion flank after the cushion expansion with cushion main part and positioned at cushion main part both sides.This hair
Bright middle setting flank realizes accurate weaving and processing, improves seat webbing and seat compactness, reduces wastage of material, reduces waste product
Rate.
The present invention also provides a kind of tear-proof high-speed rail seats to cover production technology, includes the following steps：
1）Silicone oil is injected in fixed steel wire tube；
2）The six roots of sensation spun polyester thread stretched will be drawn and the fixation steel wire tube that is injected with silicone oil parallel with spun polyester thread is mounted on
It is molded, cooled down on injection moulding apparatus, obtain composite fibre middleware；
3）Yarn is wrapped on composite fibre middleware, composite fibre is made；
4）Spun polyester thread is woven into basic fabric as warp thread and weft yarn, by a composite fibre with with warp thread be in 45 °
Mode sew into basic fabric in form the first oblique yarn, adjustment sewing angle by with warp thread in -45 ° in a manner of stitch
System, which enters in basic fabric, forms the second oblique yarn, is repeated in aforesaid operations and extends outward to form the shape that alternately joins end to end
At the helix group of the polygon dissipated from inside to outside, composite material is made；
5）By above-mentioned composite material, cutting is sewn into backrest back, backrest front and cushion, by backrest back, backrest front and
Cushion is sewed together, and tear-proof high-speed rail seat set is made.
Preferably, the injection moulding apparatus includes injection molded tube, and the injection molded tube both ends have fixed disk, the fixed disk
It is equipped with the terylene perforation of the perforating steel pipe of centrally located regular hexagon and the regular hexagon positioned at perforating steel pipe periphery；It is described
Injection molded tube is additionally provided with the injection mold for being internally provided with injection mold cavity, and six piece of first demarcation strip, institute are equipped in the injection mold
First demarcation strip one end is stated to fix on the madial wall of injection mold；Six pieces of first demarcation strips will fix the note of steel wire tube periphery
Mould the terylene injection molding cavity that cavity separates six regular hexagons；Between the injection mold and injection molded tube also there are gap formed it is crowded
Fluid injection chamber is moulded, described injection molded tube one end is equipped with inlet tube, and the other end is equipped with exhaust pipe, and the inlet tube is connected to exhaust pipe
Extrusion molding fluid injection chamber, the extrusion molding fluid injection chamber are connected to terylene injection molding cavity by the fluid injection spray orifice of taper.In a first aspect, the present invention uses
Injection moulding apparatus with the injection molded tube device makes six roots of sensation spun polyester thread and fixed steel wire tube single injection-molded, need not be single
The fiber line unit of only production hexagon, improves production efficiency, reduces production cost.
Preferably, the injection moulding apparatus further includes the internal cooling pipe with cooling cavity, is faced in the cooling pipe
Nearly injection molded tube side is equipped with the second demarcation strip, and second demarcation strip one end is fixed on the madial wall of cooling pipe；Six pieces of institutes
The terylene cooling chamber that the cooling cavity of fixed steel wire tube periphery is separated six regular hexagons by the second demarcation strip is stated, the terylene is cold
But chamber is penetrated through with terylene injection molding cavity straight line；It is cased with cooling water heat conducting sleeve, the cooling water flow pipe two outside the cooling pipe
End is respectively equipped with inlet pipeline and outlet pipeline.Further, with reference to first aspect, cooling pipe is set rather than is opened using air cooling
Put formula cooling, ensure that the molding degree of the intermediate of injection molding, machining accuracy of having deducted a percentage, need not be especially cut equipment.
Preferably, the thickness of second demarcation strip is gradually received from the one end for closing on injection molded tube to one end of cooling pipe
It holds back, and the internal diameter of cooling cavity is gradually reduced from the one end for closing on injection molded tube to the other end.With reference to first aspect, it is arranged second
The thickness of demarcation strip is gradually restrained from the one end for closing on injection molded tube to one end of cooling pipe so that six roots of sensation fiber element is gradually
Extruding is fixed on fixed steel wire tube, should not the winding of yarn can also form stable intermediate structure, reduce production difficulty.
Preferably, seam when the basic fabric braiding sewing is away from 6mm, needle gage 3mm.And suture is even more Different Tear Test
When weak link, by increase seam away from（6mm）, reduce needle gage（3mm）, enhance suture strength, to increase Different Tear Test
Strongly.
Preferably, basic fabric reinforces satin weave using 11/7 filling face.Fabric has longer floating long line and tissue ratio
Loosely, friction is small between yarn, and the stress concentration of fabric incision can be effectively relieved, while assigning fabric and presenting just
Face twill, the style of reverse side satin weave.
Preferably, use the fire-retardant network yarn of 300D high-strength polyesters for and 29tex Vinyon N and high-strength polyester pairing stock yarn
Line is raw material, wherein all fire-retardant network yarns of 300D high-strength polyesters of weft yarn, and warp thread presses 2 fire-retardant polyester filament yarns, 1 folded yarn
Endless form arrangement, with obtain Different Tear Test strength and tensile strength raising.
Preferably, the basic fabric filling density is 218/10m, through it is close be 597/10cm.Certain in fabric compactness
Under the conditions of, the increase of fineness of yarn can reduce thread density, increase single thread ultimate strength, and Different Tear Test strength is promoted to become larger,
Fabric tear strength can be improved by increasing fineness of yarn, this measure is also beneficial to improve the richness of fabric.
（Three）Advantageous effect
A kind of tear-proof high-speed rail seat set provided by the invention, has the following advantages：
1, composite fibre is woven into twist yarn group by the present invention, and composite fibre materials are less, is deducted a percentage whole tear resistance
It is larger, the Tear strength for the finished product being finally made（Through/broadwise）：≥400/300 N.The fiber line list of six regular hexagons
Member, which is fixed together, forms hollow hexagon skeleton structure, and fixed steel wire is arranged at center, reduces fibre to the maximum extent
Gap between dimension line, reduces the shearing force generated because of the movement of fiber line when tearing torsion, avoids snapping for single fiber line,
The entire composite fibre stretch-proof of fixed steel wire reinforcement, tear-proof intensity.Use thermoplastic styrene -- butadiene block copolymer
Object, heating after by fiber line through enter fixed mold can one-pass molding, reduce production cost.
Stress when 2, to fabric tear has carried out theory analysis, and research finds fabric；It can be formed at breach in tearing
The trigonum of one yarn stress；Using the helix group of the polygon dissipated from inside to outside so that in the trigonum of yarn stress
Different directions are torn, can be angled with warp thread, weft yarn or strong twill yarn, the yarn of multiple angle weave ins
The mastication forces of single direction are distributed on the yarn of different directions, the stress of single yarn is reduced（The component of mastication forces）From
Without being easily broken off, whole anti-tear strength is improved.
3, it is equipped with circular cavity in the fixed steel wire tube of present invention setting so that the bending property of fixed steel wire tube is more excellent,
Reduce the difficulty of sewing, inside silicone oil reduces fixed steel wire tube bending deformation extent, and the multiple bending of silicone oil absorption
The heat generated afterwards avoids repeatedly bending local temperature and increases so that fixed steel wire tube is easier to deform；It further reduces
Fixed steel wire tube bends deformation extent.
Description of the drawings
Fig. 1 is the tear-proof high-speed rail seat set mounting structure schematic diagram of the embodiment of the present invention 1；
Fig. 2 is that the structure of the composite material of the tear-proof high-speed rail seat set of the embodiment of the present invention 1 moves towards schematic diagram；
Fig. 3 is the backrest back deployed configuration schematic diagram of the tear-proof high-speed rail seat set of the embodiment of the present invention 1；
Fig. 4 is the backrest front deployed configuration schematic diagram of the tear-proof high-speed rail seat set of the embodiment of the present invention 1；
Fig. 5 is the cushion deployed configuration schematic diagram of the tear-proof high-speed rail seat set of the embodiment of the present invention 1；
Fig. 6 is the composite fibre cross-sectional view of the tear-proof high-speed rail seat set of the embodiment of the present invention 1；
Fig. 7 is that 11/7 filling face of basic fabric of the tear-proof high-speed rail seat set of the embodiment of the present invention 1 reinforces satin weave signal
Figure；
Fig. 8 is the extrusion moulding apparatus external structure schematic diagram of the tear-proof high-speed rail seat set production technology of the embodiment of the present invention 2；
Fig. 9 is that the extrusion moulding apparatus of the tear-proof high-speed rail seat set production technology of the embodiment of the present invention 2 fixes dish structure schematic diagram；
Figure 10 is the extrusion moulding apparatus extruded tube cross-section structure of the tear-proof high-speed rail seat set production technology of the embodiment of the present invention 2
Schematic diagram；
Figure 11 is the extrusion moulding apparatus cooling pipe cross-section structure of the tear-proof high-speed rail seat set production technology of the embodiment of the present invention 2
Schematic diagram；
Figure 12 is extrusion moulding apparatus the second demarcation strip section knot of the tear-proof high-speed rail seat set production technology of the embodiment of the present invention 2
Structure schematic diagram.
1, backrest back；2, backrest front；3, cushion；4, backrest back main part；5, backrest back flank；6, backrest front
Main part；7, backrest front flank；8, cushion main part；9, annular cushion flank；10, composite fibre；11, the first oblique yarn；12,
Second oblique yarn；13, fiber line unit；14, appearance line；15, fixed steel wire tube；16, fiber line；17, surrounding layer；19, empty
Chamber；20, injection moulding apparatus；21, injection molded tube；22, fixed disk；23, perforating steel pipe；24, terylene is perforated；25, injection mold cavity；26,
Injection mold；27, the first demarcation strip；28, terylene injection molding cavity；29, extrusion molding fluid injection chamber；30, inlet tube；31, exhaust pipe；32, it notes
Liquid spray orifice；33, cooling pipe；34, the second demarcation strip；35, cooling cavity；36, terylene cooling chamber；37, cooling water heat conducting sleeve；
38, inlet pipeline；39, outlet pipeline.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Following instance
For illustrating the present invention, but it is not limited to the scope of the present invention.
Embodiment 1：As shown in Figure 1 and Figure 2, the present invention provides a kind of tear-proof high-speed rail seat sets includes：Backrest back 1,
Backrest front 2 and cushion 3；There is backrest back main part 4 after the backrest back expansion and be located at backrest back main part both sides one
To backrest back flank 5；There is backrest front main part 6 and positioned at backrest front main part both sides a pair after the backrest front expansion
Backrest front flank 7；Open annular cushion side after the cushion expansion with cushion main part 8 and positioned at cushion main part both sides
The wing 9.
As shown in Fig. 3, Fig. 4, Fig. 5, the backrest back, backrest front and cushion are made of composite material, institute
It states composite material to be woven by warp thread, weft yarn and twill weaves yarn group, the twill weaves yarn group is by composite fibre 10
It weaves；The fiber line be terylene, the twill weaves yarn group include with warp thread in 45 ° the first oblique yarn 11 and
It is in -45 ° of the second oblique yarn 12 with warp thread；The first oblique yarn and the second oblique yarn alternately join end to end to be formed by
The helix group of the polygon dissipated from inside to outside.
As shown in fig. 6, the composite fibre includes the fiber line unit 13, appearance line 14 and positive six side of six regular hexagons
The fixation steel wire tube 15 of shape, the fiber line unit include the surrounding layer of circular fiber line 16 and outsourcing on fiber line surface
17, the surrounding layer is made of thermoplastic resin, and the fiber line units of the six regular hexagons composition that is fixed together is hollow
Hexagon skeleton structure, hexagon skeleton structure center is fixed steel wire tube；The appearance line is wrapped in hexagon skeleton knot
The outside of structure.It is circular cavity 19 that section is equipped in the fixed steel wire tube；Silicone oil is set in the cavity.
Composite material is sewed together by basic fabric and composite fibre and is made, wherein the basis fabric braiding sewing
When seam away from 6mm, needle gage 3mm.Basic fabric also can be used 11/7 filling face and reinforce satin weave（See attached drawing 7）.Using 300D
The fire-retardant network yarn of high-strength polyester is and Vinyon N and the high-strength polyester of 29tex pair doubled yarns are raw material, and wherein weft yarn is all
The fire-retardant network yarn of 300D high-strength polyesters, warp thread is arranged by the endless form of 2 fire-retardant polyester filament yarns, 1 folded yarn, to be knitted
The raising of object Tear strength and tensile strength.The basis fabric filling density is 218/10m, through it is close be 597/10cm.
When the present embodiment 1 is implemented, when tearing tear-proof high-speed rail seat set, six groups of fiber line unit seamless are fixed on one
It rises, reduces gap between fiber line to the maximum extent, reduce the shearing force generated because of the movement of fiber line when tearing torsion, keep away
Snapping for single fiber line is exempted from；The fixation steel wire at hexagon skeleton structure center, tear edge are transmitted on fixed steel wire simultaneously,
Play a part of divides torque.
Embodiment 2：The present invention also provides a kind of tear-proof high-speed rail seats to cover production technology, includes the following steps：
1）Silicone oil is injected in fixed steel wire tube；
2）The six roots of sensation spun polyester thread stretched will be drawn and the fixation steel wire tube that is injected with silicone oil parallel with spun polyester thread is mounted on
It is molded, cooled down on injection moulding apparatus, obtain composite fibre middleware；
3）Yarn is wrapped on composite fibre middleware, composite fibre is made；
4）Spun polyester thread is woven into basic fabric as warp thread and weft yarn, by a composite fibre with with warp thread be in 45 °
Mode sew into basic fabric in form the first oblique yarn, adjustment sewing angle by with warp thread in -45 ° in a manner of stitch
System, which enters in basic fabric, forms the second oblique yarn, is repeated in aforesaid operations and extends outward to form the shape that alternately joins end to end
At the helix group of the polygon dissipated from inside to outside, composite material is made；
Wherein, seam when the basic fabric braiding sewing is away from 6mm, needle gage 3mm.Basic fabric reinforces satin using 11/7 filling face
Line tissue.Use the fire-retardant network yarn of 300D high-strength polyesters for and the double doubled yarns of Vinyon N and high-strength polyester of 29tex be raw material,
The wherein all fire-retardant network yarns of 300D high-strength polyesters of weft yarn, warp thread press the endless form of 2 fire-retardant polyester filament yarns, 1 folded yarn
Arrangement, to obtain the raising of Different Tear Test strength and tensile strength.The basis fabric filling density is 218/10m, through it is close be 597
Root/10cm.
5）By above-mentioned composite material, cutting is sewn into backrest back, backrest front and cushion, just by backrest back, backrest
Face and cushion are sewed together, and tear-proof high-speed rail seat set is made.
As shown in Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, wherein the injection moulding apparatus 20 includes injection molded tube 21, the note
Moulding pipe ends, there is fixed disk 22, the fixed disk to be equipped with the perforating steel pipe 23 of centrally located regular hexagon and be located at steel
The terylene perforation 24 of the regular hexagon of pipe perforation periphery；The injection molded tube is additionally provided with the injection mould for being internally provided with injection mold cavity 25
Tool 26, the injection mold is interior to be equipped with six piece of first demarcation strip 27, and the inside of injection mold is fixed in first demarcation strip one end
On wall；The injection mold cavity of fixed steel wire tube periphery is separated the terylene injection molding cavity of six regular hexagons by six pieces of first demarcation strips
28；Also there are gaps to form extrusion molding fluid injection chamber 29 between the injection mold and injection molded tube, and described injection molded tube one end is equipped with
Inlet tube 30, the other end are equipped with exhaust pipe 31, and the inlet tube is connected to extrusion molding fluid injection chamber, the extrusion molding fluid injection chamber with exhaust pipe
It is connected to terylene injection molding cavity by the fluid injection spray orifice 32 of taper.The injection moulding apparatus further includes the internal cooling with cooling cavity 35
Pipeline 33 closes on injection molded tube side in the cooling pipe and is equipped with the second demarcation strip 34, and second demarcation strip one end is fixed
On the madial wall of cooling pipe；The cooling cavity of fixed steel wire tube periphery is separated six positive six sides by six pieces of second demarcation strips
The terylene cooling chamber 36 of shape, the terylene cooling chamber are penetrated through with terylene injection molding cavity straight line；It is cased with cooling water outside the cooling pipe
Heat conducting sleeve 37, cooling water flow pipe both ends are respectively equipped with inlet pipeline 38 and outlet pipeline 39.Second demarcation strip
Thickness gradually restrained to one end of cooling pipe from the one end for closing on injection molded tube, and the internal diameter of cooling cavity is by closing on injection molding
One end of pipeline is gradually reduced to the other end.
Made from production technology of the present invention tear-proof high-speed rail seat cover performance parameter be：
| Serial number | Project | Embodiment 2 | Existing high-speed rail seat set |
| 1 | Limit oxygen index（≥） | Warp-wise 31.5%, broadwise 32.1% | Warp-wise 26%；Broadwise 26% |
| 2 | Ultimate strength（≥） | Warp-wise 2130N, broadwise 2290N | Warp-wise 1200N, broadwise 1000N |
| 3 | Elongation at break（%） | Warp-wise 47%, broadwise 25% | Warp-wise 25%, broadwise 20% |
| 4 | The color fastness of resistance to dry friction（Grade） | 4 | 3-4 |
| 5 | Moisture-proof colorfastness to rubbing（Grade） | 4-5 | 3 |
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each component, connection type etc. are all that can be varied from
, every equivalents carried out based on the technical solution of the present invention and improvement should not exclude the protection in the present invention
Except range.
Claims (10)
1. a kind of tear-proof high-speed rail seat set, which is characterized in that including：Backrest back, backrest front and cushion；The backrest back of the body
Portion, backrest front and cushion are made of composite material, and the composite material is by warp thread, weft yarn and twill weaves yarn group
It weaves, the twill weaves yarn group is woven by composite fibre；
The composite fibre includes the fixation steel wire tube of the fiber line unit of six regular hexagons, appearance line and regular hexagon, institute
It includes the surrounding layer of circular fiber line and outsourcing on fiber line surface to state fiber line unit, and the surrounding layer is by thermoplastic resin
It is made, the fiber line unit of six regular hexagons, which is fixed together, forms hollow hexagon skeleton structure, hexagon bone
Frame structure centre is fixed steel wire tube；The appearance line is wrapped in the outside of hexagon skeleton structure.
2. tear-proof high-speed rail seat set as described in claim 1, which is characterized in that the fiber line is terylene, the reinforcement
Twill yarn group include with warp thread in 45 ° the first oblique yarn and with warp thread be in -45 ° of the second oblique yarn；Described first
Oblique yarn and the second oblique yarn alternately join end to end to form the helix group of the polygon dissipated from inside to outside.
3. tear-proof high-speed rail seat set as described in claim 1, which is characterized in that be equipped with section in the fixed steel wire tube
Circular cavity；Silicone oil is set in the cavity.
4. tear-proof high-speed rail seat set as described in claim 1, which is characterized in that there is backrest after the backrest back expansion
Back main part and be located at backrest back main part both sides a pair of backrest back flank；There is backrest front after the backrest front expansion
Main part and be located at backrest front main part both sides a pair of backrest front flank；There is cushion main part after the cushion expansion and positioned at seat
Pad the open annular cushion flank of main part both sides.
5. a kind of tear-proof high-speed rail seat covers production technology, which is characterized in that the tear-proof high-speed rail seat set is claim 1
To the tear-proof high-speed rail seat set described in 4 any one claims, include the following steps：
1）Silicone oil is injected in fixed steel wire tube；
2）The six roots of sensation spun polyester thread stretched will be drawn and the fixation steel wire tube that is injected with silicone oil parallel with spun polyester thread is mounted on
It is molded, cooled down on injection moulding apparatus, obtain composite fibre middleware；
3）Yarn is wrapped on composite fibre middleware, composite fibre is made；
4）Spun polyester thread is woven into basic fabric as warp thread and weft yarn, by a composite fibre with with warp thread be in 45 °
Mode sew into basic fabric in form the first oblique yarn, adjustment sewing angle by with warp thread in -45 ° in a manner of stitch
System, which enters in basic fabric, forms the second oblique yarn, is repeated in aforesaid operations formation and alternately joins end to end to be formed from inside to outside
Composite material is made in the helix group of the polygon of diverging；
5）By above-mentioned composite material, cutting is sewn into backrest back, backrest front and cushion, by backrest back, backrest front and
Cushion is sewed together, and tear-proof high-speed rail seat set is made.
6. tear-proof high-speed rail seat as claimed in claim 5 covers production technology, which is characterized in that the injection moulding apparatus includes note
Pipeline is moulded, there is fixed disk, the steel pipe that the fixed disk is equipped with centrally located regular hexagon to wear at the injection molded tube both ends
Hole and positioned at perforating steel pipe periphery regular hexagon terylene perforation；The injection molded tube, which is additionally provided with, is internally provided with injection mold cavity
Injection mold, the injection mold is interior to be equipped with six piece of first demarcation strip, and the interior of injection mold is fixed in first demarcation strip one end
On side wall；The terylene that the injection mold cavity of fixed steel wire tube periphery is separated six regular hexagons by six pieces of first demarcation strips is molded
Chamber；Between the injection mold and injection molded tube also there are gap formed extrusion molding fluid injection chamber, described injection molded tube one end be equipped with into
Liquid pipe, the other end are equipped with exhaust pipe, and the inlet tube is connected to extrusion molding fluid injection chamber with exhaust pipe, and the extrusion molding fluid injection chamber passes through cone
The fluid injection spray orifice of shape is connected to terylene injection molding cavity.
7. tear-proof high-speed rail seat as claimed in claim 6 covers production technology, which is characterized in that the injection moulding apparatus further includes
Inside has the cooling pipe of cooling cavity, and injection molded tube side is closed in the cooling pipe and is equipped with the second demarcation strip, described
Second demarcation strip one end is fixed on the madial wall of cooling pipe；Six pieces of second demarcation strips will fix the cooling of steel wire tube periphery
Cavity separates the terylene cooling chamber of six regular hexagons, and the terylene cooling chamber is penetrated through with terylene injection molding cavity straight line；The cooling
Duct wrap has cooling water heat conducting sleeve, cooling water flow pipe both ends to be respectively equipped with inlet pipeline and outlet pipeline.
8. tear-proof high-speed rail seat as claimed in claim 7 covers production technology, which is characterized in that the thickness of second demarcation strip
Degree is gradually restrained from the one end for closing on injection molded tube to one end of cooling pipe, and the internal diameter of cooling cavity is by closing on injection molded tube
One end gradually reduced to the other end.
9. the tear-proof high-speed rail seat as described in claim 5 or 6 or 7 or 8 covers production technology, which is characterized in that the basis
Seam when fabric braiding sewing is away from 6mm, needle gage 3mm.
10. tear-proof high-speed rail seat as claimed in claim 9 covers production technology, which is characterized in that the basis fabric filling density
For 218/10m, through it is close be 597/10cm.
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| CN201810389196.6A CN108725483B (en) | 2018-04-27 | 2018-04-27 | Tear-proof high-speed rail seat set and its production technology |
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| CN201810389196.6A CN108725483B (en) | 2018-04-27 | 2018-04-27 | Tear-proof high-speed rail seat set and its production technology |
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| CN108725483B (en) | 2019-06-07 |
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