CN109811467A - A kind of imitation inner leather - Google Patents
A kind of imitation inner leather Download PDFInfo
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- CN109811467A CN109811467A CN201910065332.0A CN201910065332A CN109811467A CN 109811467 A CN109811467 A CN 109811467A CN 201910065332 A CN201910065332 A CN 201910065332A CN 109811467 A CN109811467 A CN 109811467A
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Abstract
The present invention relates to a kind of imitation inner leather, preparation process carries out needle thorn to polyester fiber by several high-speed needling machines and obtains non-woven fabrics the following steps are included: step 1；Step 2, it is laid with imitative velveteen on non-woven fabrics, and carries out mixed reinforcement by several high-speed needling machines；Step 3, it cut, pressed in rolls, obtain finished product；The weight ratio of non-woven fabrics and imitative velveteen is 7:8, and non-woven fabrics and imitative velveteen raw material first pass through Masterbatch in advance and carry out dyeing processing.The invention has the following advantages that carrying out multiple needle thorn to non-woven fabrics to improve density, make it in suppleness closer to inner skin, and imitative velveteen is compared with non-woven fabrics, the more smooth softness of feel, non-woven fabrics and imitative velveteen mix puncture with the weight ratio of 7:8, so that the feel of imitation inner leather is also more smooth, while imitative velveteen is more loose compared to the non-woven fabrics after multiple puncture, it is filled in non-woven fabrics, energy is further such that it is closer to inner skin in suppleness.
Description
Technical field
The present invention relates to non-woven fabrics fields, more particularly, to a kind of imitation inner leather.
Background technique
Non-woven fabrics is made of orientation or random fiber, and non-woven fabrics does not have latitude and longitude, cuts and sewing is all very square
Just, and light easy sizing, the deep hobby by manual fan.But when using non-woven fabrics production luggage liner, people
Wish that non-woven fabrics there can be the texture as inner skin.
The Chinese patent of Publication No. CN102587037A discloses a kind of imitation inner leather non-woven fabric and preparation method thereof, system
Preparation Method is the following steps are included: (1) is processed into cotton net: Starting Material Polyester fiber successively passes through needle and arranges cotton, carding machine cotton carding, paving cotton
Preliminary cotton net is formed after machine paving cotton；(2) pinprick reinforcement: the cotton net includes fibrous layer, using double-sided needling loom to the fibre
It ties up layer and carries out double-sided needling, so that forming the opposite bar pin in two kinds of directions in the fibrous layer pierces fibre bundle；(3) contain
Leaching: cotton net, which enters, after reinforcing is combined in a manner of thermoset containing dipping machine with configured sensible heat type high abrasion latex resin, described
The weight ratio of cotton net and resin is 60: 40；(4) dry: cotton net and is batched via drying wheel dryness finalization at cloth after impregnation
The cloth；(5) skin is ground: it is using decorticating mill that the grinding of design on fabric surface obtained by step (4) is smooth, reach feel as corium.
With the implementation to environmental protection, the step for being increasingly stringenter, and being impregnated with to the control of product DMF content, is usual
Using DMF as organic solvent, it is unfavorable for the implementation of environmental protection, has much room for improvement.
Summary of the invention
In view of the deficienciess of the prior art, there is environmental protection and feel the object of the present invention is to provide a kind of imitation inner leather
And the advantages of excellent wear-resisting property.
Foregoing invention purpose of the invention has the technical scheme that
A kind of imitation inner leather, preparation process include the following steps,
Step 1, polyester fiber is successively carried out to mixed cotton, loose, cotton carding and networking；
Step 2, it drives corresponding first pricker to be reinforced by several high-speed needling machines, forms non-woven fabrics；
Step 3, it is laid with imitative velveteen on non-woven fabrics, and drives corresponding second pricker to be mixed by several high-speed needling machines
It reinforces；
Step 4, it cut, pressed in rolls, obtain finished product；
The weight ratio of the non-woven fabrics and imitative velveteen is 7:8, and the non-woven fabrics and imitative velveteen raw material first pass through Masterbatch progress in advance
Dyeing processing.
By using above-mentioned technical proposal, non-woven fabrics has the characteristics that ventilative, flexible and recyclable, but nonwoven
Cloth is more frivolous, is repeatedly punctured by several high-speed needling machines to non-woven fabrics, to improve the density of non-woven fabrics so that its
Be closer to inner skin in suppleness, and imitative velveteen is compared with non-woven fabrics, the more smooth softness of feel, non-woven fabrics and imitative velveteen with
The weight ratio of 7:8 mixes puncture, so that after the feel of imitation inner leather is also more smooth, while imitative velveteen is compared to multiple puncture
Non-woven fabrics is more loose, is filled in non-woven fabrics, energy is further such that it is closer to inner skin, and nothing in suppleness
Woven fabric and imitative velveteen are after repeatedly puncturing, and binding strength is strong, and wearability is good.Meanwhile with the knot of non-woven fabrics and imitative velveteen
It closes to substitute chemical treatment in the prior art, has in the feature of environmental protection of this field and break through.
The present invention is further arranged to: the high-speed needling machine of driving first pricker is set as 4-5 platform, the first pricker
Density is 2.3 ten thousand every square metre, and the high-speed needling machine of second pricker is driven to be set as 3-4 platform, the density of the second pricker
It is 2.5 ten thousand every square metre, the puncture frequency of every high-speed needling machine is 20 times per second.
By using above-mentioned technical proposal, pass through the first pricker on more high-speed needling machines and corresponding second pricker
It cooperates and high frequency needle punching is carried out to non-woven fabrics and imitative velveteen, so that imitation inner leather has good wearability and feel.
The present invention is further arranged to: first pricker from top to bottom successively include the first shank, first connecting rod and
First needle point, the total length of first pricker are 90mm, and the length of first shank is 40mm, diameter 1.8mm, described
The length of first connecting rod is 21mm, diameter 1.3mm, and the length of first needle point is 25mm, the cross of first needle point
Sectional area is equilateral triangle in constantly become smaller setting and cross section.
By using above-mentioned technical proposal, the first needle point is in triangle cone, is conducive to avoid or reduce wrecking for needle, and the
Than more reasonable, the structure for being conducive to improve the first pricker is strong for the length ratio of one shank, first connecting rod and the first needle point, diameter
Degree further avoids or reduces wrecking for needle, and the more uniform densification of non-woven fabrics that needle thorn obtains.
The present invention is further arranged to: it is 4mm, diameter that length is additionally provided between the first connecting rod and the first needle point
Side length for the transiting rod of 1mm, first needle point maximum cross-section is equal with the diameter of transiting rod.
By using above-mentioned technical proposal, by the setting of transiting rod, so that the structural strength of the first needle point is in certain journey
It is improved on degree.
The present invention is further arranged to: along the length side of corresponding rib there are three opening up on every rib of first needle point
To the first evenly distributed briar tooth, the adjacent first briar tooth spacing on same rib is 5mm, described first on three ribs
Briar tooth Heterogeneous Permutation in the shape of a spiral is 5mm positioned at first briar tooth of top and the top spacing of the first needle point, is located at most
First briar tooth of bottom end and the bottom end spacing of the first needle point are 5mm.
By using above-mentioned technical proposal, by that can make the Heterogeneous Permutation in the shape of a spiral of the first briar tooth on three ribs
First briar tooth band fibre weight is appropriate and uniform, and enables to being more uniformly stressed without easily wrecking of the first pricker.
The present invention is further arranged to: between first shank and first connecting rod, first connecting rod and transiting rod it
Between tapered transition setting, the taper of two cone cell transition is disposed as 1:7.
By using above-mentioned technical proposal, matched by the setting of two cone cell transition with the structure of the first pricker, into
One step improves the structural strength of the first pricker.
The present invention is further arranged to: second pricker from top to bottom successively include the second shank, the second connecting rod and
Second needle point, the total length of second pricker are 77mm, and the length of second shank is 35mm, diameter 1.8mm, described
The length of second connecting rod is 22mm, diameter 1.2mm, and the length of second needle point is 20mm, the cross of second needle point
Sectional area is equilateral triangle in constantly become smaller setting and cross section, and the maximum section side length of second needle point is 0.6mm.
By using above-mentioned technical proposal, since the second pricker needs while puncturing non-woven fabrics and imitative velveteen, by above-mentioned
Structure setting, finer and close compared to the setting of the first pricker can be more advantageous to imitative velveteen can sufficiently be combined with non-woven fabrics,
And second pricker have good structural strength be conducive to avoid or reduce wrecking for the second pricker.
The present invention is further arranged to: second needle point is arranged in the shape of a spiral, and the screw pitch of second needle point is 40mm.
By using above-mentioned technical proposal, since the second needle point is thinner compared to the first needle point, and simultaneously to imitative velveteen and
Non-woven fabrics is punctured, and being provided with for bolt shape is conducive to improve its puncture force, and the flexibility of the second needle point is promoted
To reduce the rate that wrecks.
The present invention is further arranged to: along the spiral side of corresponding rib there are two being respectively provided on every rib of second needle point
To evenly distributed second briar tooth, distance of two second briar tooths along the second length of needlepoint direction is 6.5mm on same rib,
Second briar tooth on three ribs Heterogeneous Permutation in the shape of a spiral, positioned at the top of second briar tooth and the second needle point of top
The difference in height at end is 6.5mm, and the difference in height positioned at the bottom end of second briar tooth and the second needle point of lowermost end is 3mm.
The second needle point can be further increased in puncture process by above structure by using above-mentioned technical proposal
Uniform force to reduce the rate that wrecks of the second needle point, and can make the second briar tooth band fibre weight it is appropriate and uniform, to make
It is fine and close and uniform to obtain imitation inner leather, there is good feel, flexibility and wearability.
The present invention is further arranged to: between second shank and the second connecting rod, the second connecting rod and the second needle point
Between tapered transition setting, the taper of two cone cell transition is disposed as 1:8.
By using above-mentioned technical proposal, matched by the setting of two cone cell transition with the structure of the second pricker, into
One step improves the structural strength of the second pricker.
In conclusion advantageous effects of the invention are as follows:
By mixing non-woven fabrics and imitative velveteen with specific gravity, and the first pricker and the second pricker is respectively adopted for two kinds
Material carries out high speed needle thorn, and not only feel, flexibility and wearability are good for the imitation inner leather finally obtained, and the ring in the field
There is breakthrough in guarantor property.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the first pricker of the invention；
Fig. 2 is the structural schematic diagram of the second pricker of the invention；
Fig. 3 is the structural schematic diagram of the first needle point of the invention；
Fig. 4 is the structural schematic diagram of the second needle point of the invention.
Description of symbols: 1, the first pricker；11, the first shank；12, first connecting rod；13, the first needle point；131,
One briar tooth；14, transiting rod；2, the second pricker；21, the second shank；22, the second connecting rod；23, the second needle point；231, second hook
Tooth.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment
Referring to Fig.1, Fig. 2, be a kind of imitation inner leather disclosed by the invention, preparation process the following steps are included:
Step 1, polyester fiber is successively entered into hopper, carding machine cotton carding, lapper after cotton blender machine mixes, opener is loose
Carry out networking；
Step 2, it drives more first prickers 1 on corresponding needle plate to be reinforced by 4-5 platform high-speed needling machine, forms nonwoven
Cloth；
Step 3, it is laid with imitative velveteen on non-woven fabrics, and drives by 3-4 platform high-speed needling machine more second on corresponding needle plate
Pricker 2 carries out mixed reinforcement,
Step 4, it cut, pressed in rolls, obtain finished product.
Wherein, the weight ratio of non-woven fabrics and imitative velveteen be 7:8, and non-woven fabrics and imitative velveteen raw material first pass through in advance Masterbatch into
Row dyeing processing, compared to the prior art in finished product sent to dyehouse carry out dyeing processing, avoid dyestuff to the secondary of fiber
Injury, and color fastness is higher.
The puncture frequency of high-speed needling machine in step 2 and step 3 is 20 times per second, and the first pricker 1 is in corresponding needle plate
On density be 2.3 ten thousand every square metre, density of second pricker 2 on corresponding needle plate be 2.5 ten thousand every square metre.
Referring to Fig.1, Fig. 3, the first pricker 1 successively include integrally formed first shank 11, first connecting rod from top to bottom
12, the first needle point 13, the total length of the first pricker 1 are 90mm, and the length of the first shank 11 is 40mm, diameter 1.8mm, first
The length of connecting rod 12 is 21mm, diameter 1.3mm, and the length of the first needle point 13 is 25mm.
Wherein, the mistake that length is 4mm, diameter is 1mm is also connected between first connecting rod 12 and the first needle point 13
Bar 14 is crossed, the cross-sectional area of the first needle point 13 is in the setting that constantly becomes smaller, and cross section is equilateral triangle, and the first needle point 13 is maximum
The side length of cross section is equal with the diameter of transiting rod 14.
First briar tooth evenly distributed along the length direction of corresponding rib there are three being opened up on every rib of the first needle point 13
131, the spacing of adjacent first briar tooth 131 on same rib is 5mm, and all first briar tooths 131 on three ribs are in the shape of a spiral
Heterogeneous Permutation is 5mm positioned at the first briar tooth 131 of top and the top spacing of the first needle point 13, positioned at the first of lowermost end
The bottom end spacing of briar tooth 131 and the first needle point 13 is 5mm.
For the structural strength for further increasing the first pricker 1, the bottom end of the first shank 11 and first connecting rod 12 is in cone
The necking of shape is arranged, so that between the first shank 11 and first connecting rod 12, between first connecting rod 12 and transiting rod 14
Tapered transition setting, and the taper of two cone cell neckings is disposed as 1:7.
It from top to bottom successively include integrally formed second shank 21, the second connecting rod 22 referring to the second pricker 2 of Fig. 2, Fig. 4
With the second needle point 23, the total length of the second pricker 2 is 77mm, and the length of the second shank 21 is 35mm, diameter 1.8mm, second
The length of connecting rod 22 is 22mm, diameter 1.2mm, and the length of the second needle point 23 is 20mm.The cross-sectional area of second needle point 23
In constantly becoming smaller setting, cross section is that the side length of equilateral triangle and maximum cross section is 0.6mm.
For the puncture force for improving the second pricker 2, the second needle point 23 is arranged in the shape of a spiral, and the screw pitch of helical form setting is
The length of 40mm, i.e. the second needle point 23 are exactly half pitch.
Second briar tooth evenly distributed along the hand of spiral of corresponding rib there are two being opened up on every rib of the second needle point 23
231, two the second briar tooths 231 are 6.5mm along the distance of 23 length direction of the second needle point on same rib, all on three ribs
Second briar tooth 231 Heterogeneous Permutation in the shape of a spiral, the difference in height positioned at the top of the second briar tooth 231 and the second needle point 23 of top
For 6.5mm, the difference in height positioned at the bottom end of the second briar tooth 231 and the second needle point 23 of lowermost end is 3mm.
For the structural strength for improving the second pricker 2, the tapered necking in the bottom end of the second shank 21 and the second connecting rod 22
Setting so that between the second shank 21 and the second connecting rod 22, tapered mistake between the second connecting rod 22 and the second needle point 23
Setting is crossed, and the taper of two cone cell neckings is 1:8.
By mixing non-woven fabrics and imitative velveteen with specific gravity, and the first pricker 1 and the second pricker 2 is respectively adopted with needle
High speed needle thorn is carried out to two kinds of materials, not only feel, flexibility and wearability are good for the imitation inner leather finally obtained, and in the neck
There is breakthrough in the feature of environmental protection in domain.
Detection method
Referring to SATRA TM31:2003 (2005), Method A, 12 kPa carry out wear-resisting property test, test to drying sample
As a result as shown in the table
| The degree of wear after 1600 turns | Very slight abrasion |
| The degree of wear after 3200 turns | Slight abrasion |
| The degree of wear after 6400 turns | Slight abrasion |
| The degree of wear after 12800 turns | Moderate abrasion |
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection model of the invention according to this
It encloses, therefore: the equivalence changes that all structures under this invention, shape, principle are done should all be covered by within protection scope of the present invention.
Claims (10)
1. a kind of imitation inner leather, it is characterised in that: its preparation process includes the following steps,
Step 1, polyester fiber is successively carried out to mixed cotton, loose, cotton carding and networking；
Step 2, it drives corresponding first pricker (1) to be reinforced by several high-speed needling machines, forms non-woven fabrics；
Step 3, it is laid with imitative velveteen on non-woven fabrics, and drives corresponding second pricker (2) to carry out by several high-speed needling machines
Mixed reinforcement；
Step 4, it cut, pressed in rolls, obtain finished product；
The weight ratio of the non-woven fabrics and imitative velveteen is 7:8, and the non-woven fabrics and imitative velveteen raw material first pass through Masterbatch progress in advance
Dyeing processing.
2. a kind of imitation inner leather according to claim 1, it is characterised in that: the high speed needle thorn of driving first pricker (1)
Machine is set as 4-5 platform, and the density of the first pricker (1) is 2.3 ten thousand every square metre, drives the high speed needle of second pricker (2)
Thorn machine is set as 3-4 platform, and the density of the second pricker (2) is 2.5 ten thousand every square metre, the puncture frequency of every high-speed needling machine
Rate is 20 times per second.
3. a kind of imitation inner leather according to claim 1, it is characterised in that: first pricker (1) is successively wrapped from top to bottom
The first shank (11), first connecting rod (12) and the first needle point (13) are included, the total length of first pricker (1) is 90mm, institute
The length for stating the first shank (11) is 40mm, diameter 1.8mm, and the length of the first connecting rod (12) is 21mm, diameter is
1.3mm, the length of first needle point (13) are 25mm, the cross-sectional area of first needle point (13) in constantly become smaller setting and
Cross section is equilateral triangle.
4. a kind of imitation inner leather according to claim 3, it is characterised in that: the first connecting rod (12) and the first needle point
(13) transiting rod (14) that length is 4mm, diameter is 1mm, the side of the first needle point (13) maximum cross-section are additionally provided between
Length is equal with the diameter of transiting rod (14).
5. a kind of imitation inner leather according to claim 4, it is characterised in that: opened on every rib of first needle point (13)
If adjacent first hook there are three first briar tooth (131) evenly distributed along the length direction of corresponding rib, on same rib
Tooth (131) spacing is 5mm, the Heterogeneous Permutation in the shape of a spiral of first briar tooth (131) on three ribs, described in top
The top spacing of first briar tooth (131) and the first needle point (13) is 5mm, positioned at first briar tooth (131) and the of lowermost end
The bottom end spacing of one needle point (13) is 5mm.
6. a kind of imitation inner leather according to claim 4, it is characterised in that: first shank (11) and first connecting rod
(12) tapered transition setting, the taper of two cone cell transition are equal between, between first connecting rod (12) and transiting rod (14)
It is set as 1:7.
7. a kind of imitation inner leather according to claim 1, it is characterised in that: second pricker (2) is successively wrapped from top to bottom
The second shank (21), the second connecting rod (22) and the second needle point (23) are included, the total length of second pricker (2) is 77mm, institute
The length for stating the second shank (21) is 35mm, diameter 1.8mm, and the length of second connecting rod (22) is 22mm, diameter is
1.2mm, the length of second needle point (23) are 20mm, the cross-sectional area of second needle point (23) in constantly become smaller setting and
Cross section is equilateral triangle, and the maximum section side length of second needle point (23) is 0.6mm.
8. a kind of imitation inner leather according to claim 7, it is characterised in that: second needle point (23) is arranged in the shape of a spiral,
The screw pitch of second needle point (23) is 40mm.
9. a kind of imitation inner leather according to claim 8, it is characterised in that: be all provided on every rib of second needle point (23)
It sets there are two evenly distributed second briar tooth (231) of the hand of spiral along corresponding rib, two second briar tooths along same rib
It (231) is 6.5mm along the distance of the second needle point (23) length direction, second briar tooth (231) on three ribs is in the shape of a spiral
Heterogeneous Permutation, the difference in height positioned at the top of second briar tooth (231) and the second needle point (23) of top are 6.5mm, position
Difference in height in the bottom end of second briar tooth (231) and the second needle point (23) of lowermost end is 3mm.
10. a kind of imitation inner leather according to claim 7, it is characterised in that: second shank (21) and the second connecting rod
(22) between, tapered transition setting, the taper of two cone cell transition between the second connecting rod (22) and the second needle point (23)
It is disposed as 1:8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910065332.0A CN109811467B (en) | 2019-01-23 | 2019-01-23 | Imitation inner leather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910065332.0A CN109811467B (en) | 2019-01-23 | 2019-01-23 | Imitation inner leather |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109811467A true CN109811467A (en) | 2019-05-28 |
| CN109811467B CN109811467B (en) | 2021-04-02 |
Family
ID=66603593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910065332.0A Active CN109811467B (en) | 2019-01-23 | 2019-01-23 | Imitation inner leather |
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| Country | Link |
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| CN (1) | CN109811467B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11241267A (en) * | 1998-02-21 | 1999-09-07 | Dynic Corp | Nonwoven fabric for internal trim material |
| CN103388243A (en) * | 2012-05-08 | 2013-11-13 | 台州宇星制针有限公司 | Felting needle special for nonwoven fabric surface raising |
| CN203371856U (en) * | 2013-06-09 | 2014-01-01 | 江阴兴吴呢绒科技有限公司 | Additive-free environment-friendly-type compound fabric |
| CN104862983A (en) * | 2015-05-22 | 2015-08-26 | 海宁市宏源无纺布业有限公司 | Production process of needle punched non-woven fabric composited with genuine leather scraps |
| CN106948082A (en) * | 2017-05-11 | 2017-07-14 | 平阳盛兴无纺布有限公司 | High density imitation inner leather |
| CN107805903A (en) * | 2017-09-28 | 2018-03-16 | 浙江同辉纺织股份有限公司 | A kind of production technology of imitative velveteen |
| CN109094152A (en) * | 2018-07-13 | 2018-12-28 | 桐乡市龙翔纺织有限责任公司 | A kind of imitative hot wind rubs line cowhide face material manufacturing technique |
-
2019
- 2019-01-23 CN CN201910065332.0A patent/CN109811467B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11241267A (en) * | 1998-02-21 | 1999-09-07 | Dynic Corp | Nonwoven fabric for internal trim material |
| CN103388243A (en) * | 2012-05-08 | 2013-11-13 | 台州宇星制针有限公司 | Felting needle special for nonwoven fabric surface raising |
| CN203371856U (en) * | 2013-06-09 | 2014-01-01 | 江阴兴吴呢绒科技有限公司 | Additive-free environment-friendly-type compound fabric |
| CN104862983A (en) * | 2015-05-22 | 2015-08-26 | 海宁市宏源无纺布业有限公司 | Production process of needle punched non-woven fabric composited with genuine leather scraps |
| CN106948082A (en) * | 2017-05-11 | 2017-07-14 | 平阳盛兴无纺布有限公司 | High density imitation inner leather |
| CN107805903A (en) * | 2017-09-28 | 2018-03-16 | 浙江同辉纺织股份有限公司 | A kind of production technology of imitative velveteen |
| CN109094152A (en) * | 2018-07-13 | 2018-12-28 | 桐乡市龙翔纺织有限责任公司 | A kind of imitative hot wind rubs line cowhide face material manufacturing technique |
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| CN109811467B (en) | 2021-04-02 |
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