CN107379647A - A kind of leather fabric and preparation method thereof, leather and fur products - Google Patents
A kind of leather fabric and preparation method thereof, leather and fur products Download PDFInfo
- Publication number
- CN107379647A CN107379647A CN201710506314.2A CN201710506314A CN107379647A CN 107379647 A CN107379647 A CN 107379647A CN 201710506314 A CN201710506314 A CN 201710506314A CN 107379647 A CN107379647 A CN 107379647A
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- China
- Prior art keywords
- leather
- indenture
- leather fabric
- extexine
- fabric
- Prior art date
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- 239000010985 leather Substances 0.000 title claims abstract description 103
- 239000004744 fabric Substances 0.000 title claims abstract description 66
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- 239000000758 substrate Substances 0.000 claims description 20
- 238000005098 hot rolling Methods 0.000 claims description 8
- 238000004049 embossing Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002649 leather substitute Substances 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000003670 easy-to-clean Effects 0.000 abstract description 3
- 230000035699 permeability Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 229910003460 diamond Inorganic materials 0.000 description 6
- 239000010432 diamond Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000035807 sensation Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- -1 corium) Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/06—Embossing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
- B32B9/025—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch comprising leather
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2437/00—Clothing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/003—Interior finishings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2607/00—Walls, panels
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention discloses a kind of leather fabric and preparation method thereof, leather and fur products.The leather fabric includes being located at the positive extexine of fabric, the extexine is provided with multiple indentures, the indenture is shaped as inverted pyramid, wherein, the opening of the indenture is the bottom surface of the pyramid, the bottom surface of the indenture is each conical surface of the pyramid, and the indenture is evenly distributed on the extexine so that the spacing distance between two indentures of arbitrary neighborhood is equal.The present invention on the extexine of leather fabric by setting evenly distributed indenture, so that on the one hand the leather fabric shows a kind of exclusive solid grain feature, novel appearance is attractive in appearance, on the other hand can improve sense of touch when being in contact with human body, strengthen gas permeability, improve comfortableness.In addition, the leather fabric of the present invention also has the advantages of being easy to arrange, be easy to clean.
Description
Technical field
The present invention relates to leather technology field, and in particular to a kind of leather fabric and preparation method thereof.The invention further relates to
A kind of leather and fur products.
Background technology
The every aspect of leather substance and people's daily life is all closely bound up, for example, automotive trim, sofa, bed accessory, seat
Chair, desk tops, building wall, case and bag, clothing and some ornaments etc., all it is common leather and fur products.Due to people
These leather and fur products of frequent close contact, therefore to the aesthetic property of its leather fabric, comfortableness and complexity will be arranged
Give more concern.Therefore, those skilled in the art is also pursuing leathering that is more aesthetically pleasing, comfortable and easily arranging always
Material.
The content of the invention
Based on above-mentioned present situation, it is a primary object of the present invention to provide a kind of leather fabric, the decorative pattern of its extexine has
Three-dimensional composition, can improve the aesthetic property and comfortableness of leather fabric, while be also easy to arrange.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of leather fabric, it includes being located at the positive extexine of fabric, and the extexine is provided with multiple indentures, described
Indenture is shaped as inverted pyramid, wherein, the opening of the indenture is the bottom surface of the pyramid, and the bottom surface of the indenture is institute
Each conical surface of pyramid is stated, the indenture is evenly distributed on the extexine so that between two indentures of arbitrary neighborhood
Spacing distance is equal.
Preferably, the opening of the indenture is the equal polygon of the length of side.
Preferably, the indenture is shaped as inverted rectangular pyramid or hexagonal pyramid.
Preferably, the opening of the indenture is rhombus, square, regular hexagon or flat hexagon.
Preferably, when the opening of the indenture is rhombus, the length between the long-diagonal and short diagonal of diamond opening
Spend ratio between 1 and 2；When the opening of the indenture is flat hexagon, the most long-diagonal of flat hexagonal apertures with it is most short diagonal
Length ratio between line 4 is between 1.16-2.5.
Preferably, the depth of the indenture is between 0.2-0.6mm, preferably between 0.3-0.5mm；
And/or the length of the most long-diagonal of the indenture opening is between 2-5mm, preferably between 3-4mm；
And/or the spacing distance between two adjacent indentures is between 0.5-1.5mm, preferably 0.8-1.2mm it
Between.
Preferably, the thickness of the extexine is more than 2 times of the indenture depth.
Preferably, the leather fabric also includes at least one internal layer below the extexine.
Preferably, the leather fabric is natural leather, artificial leather or synthetic leather.
Another object of the present invention also resides in the preparation method for providing above-mentioned leather fabric, and its technical scheme is as follows：
A kind of preparation method of leather fabric, for preparing foregoing leather fabric, wherein, the preparation method bag
Include step：
S10, leather substrate is set to be preheated by preheated zone, wherein, the preheated zone is disposed with pre- hot-rolling and added
Heat cover, a part for pre- hot-rolling described in the heating mantles ladle cover, the leather substrate is at least around the pre- hot-rolling by ladle cover
Part；
S20, the leather substrate after preheating is set to pass through embossed area, to form indenture on the extexine of leather substrate, its
In, the embossed area is disposed with knurling rolls, and the knurling rolls are provided with the projection opposite with the dimple shape.
Preferably, in step S20, the rotating speed of the knurling rolls is：Linear velocity 8-20m/min；
And/or in step S20, the embossing gap of the knurling rolls is 0.6-0.8 times of the leather substrate thickness.
The present invention again another object be to provide a kind of leather and fur products, it uses foregoing leather fabric to be made.
Preferably, the leather and fur products is automotive trim, sofa, bed accessory, seat, desk tops, building wall, case
Bag, clothing or ornament.
The present invention on the extexine of leather fabric by setting evenly distributed indenture so that the leather fabric is on the one hand
A kind of exclusive solid grain feature is showed, novel appearance is attractive in appearance, on the other hand can improve touching when being in contact with human body
Sense, strengthen gas permeability, improve comfortableness.In addition, the leather fabric of the present invention also has the advantages of being easy to arrange, be easy to clean.
Brief description of the drawings
The side of being preferable to carry out hereinafter with reference to accompanying drawing to leather fabric according to the present invention and preparation method thereof, leather and fur products
Formula is described.In figure：
Fig. 1 is a kind of schematic diagram of the front decorative pattern of the leather fabric of preferred embodiment of the present invention, wherein only showing
Local decorative pattern；
Fig. 2 is A-A schematic cross-sectional views in Fig. 1；
Fig. 3 is the partial enlarged view of B area in Fig. 1；
Fig. 4 is the diamond opening schematic diagram of indenture；
Fig. 5 is the flat hexagonal apertures schematic diagram of indenture；
Fig. 6 is a kind of principle schematic of the leather fabric preparation method of preferred embodiment of the present invention.
Embodiment
The first aspect of the present invention provides a kind of leather fabric, and as Figure 1-3, it is included positioned at fabric front (i.e.,
Outward appearance is visible and the side when specifically used outwardly) extexine 1, the extexine 1 is provided with multiple indentures 11, described
Indenture 11 is shaped as inverted pyramid, wherein, the indenture 11 is open as the bottom surface of the pyramid, the bottom of the indenture 11
Face is each conical surface of the pyramid, and the indenture 11 is evenly distributed on the extexine 1 so that two of arbitrary neighborhood are recessed
Spacing distance between trace 11 is equal.
By setting evenly distributed indenture on the extexine of leather fabric, on the one hand leather fabric of the invention is presented
Go out a kind of exclusive solid grain feature, novel appearance is attractive in appearance, on the other hand can improve sense of touch when being in contact with human body, increases
Strong gas permeability, improve comfortableness.
The leather fabric of the present invention can be used for making automotive trim, sofa, bed accessory, seat, desk tops, building wall
The various leather and fur products such as face, case and bag, clothing and some ornaments.At the surface of human contact these products, due to its face
The extexine of material is provided with the indenture of evenly distributed chamfered edge taper, and at least a portion of the bottom surface of these indentures will not be contacted directly
Human body, but certain gap is kept between meeting and human body, easily bring during so as to avoid being bonded completely with human body saturating
The defects of gas is poor, feeling of oppression and heat is strong, even in the summer of sweltering heat, it will not also produce the sensation of adhesion skin.Simultaneously as face
Indenture on material is evenly distributed, and the region between each indenture is a coherent entirety, human body can be formed and uniformly connect
Touch and support, human body is not felt as granular sensation and uneven sense, thus comfortableness is very high.
In addition, the leather fabric of the present invention also has the advantages of being easy to arrange, be easy to clean.Set due to web surface
It is the indenture of inverted pyramidal shapes, can ensures do not have deep and narrow ditch slot texture on web surface, it is dirty so as to effectively avoid hiding
Receive dirt.Even if web surface forms dirty, also only needing to be wiped with wet soft cleaning cloth can complete to clean, indenture bottom surface (by
The conical surface of pyramid is formed) slope characteristic dirt is easily cleaned out.
Preferably, as shown in figure 1, the opening of the indenture 11 is the equal polygon of the length of side.On the side of multiple polygons
In the case that length is equal, multiple polygons easily realize proper alignment.For example, the side close to each other of two adjacent polygons
, so as to be easy to present symmetrical pattern, aesthetic feeling can be improved with parallel to each other and aligned with each other.Certainly, the opening of indenture 11 also may be used
To be the unequal polygon of the length of side, such as rectangle, parallelogram etc., it can equally realize the purpose of the present invention.
Preferably, the shape of the indenture 11 can be inverted rectangular pyramid or hexagonal pyramid.For example, as shown in figure 1, indenture
11 are shaped as inverted rectangular pyramid, and its bottom surface includes four parts, respectively the four of the rectangular pyramid conical surface.Rectangular pyramid or six ribs
Bore because higher symmetry, and the easily orderly arrangement of formation rule itself is easily presented, thus can be in visual effect
Strengthen the aesthetic property of leather fabric.Certainly, the pyramid of other forms is also equally possible that it is improving comfortableness, easily arranged
The advantage of property etc. is equally obvious.
Preferably, as shown in figures 1 and 3, the opening of the indenture 11 is rhombus.Alternatively, the opening of indenture 11 also may be used
Think square.Or when using the indenture of inverted hexagonal pyramid shape, the opening of indenture can be regular hexagon or flat six
Side shape.
Wherein, the indenture 11 of diamond opening enables to the decorative pattern of web surface to exist compared to the indenture of square openings
Regularity is presented in the both direction of mutual out of plumb, smooth vertical and horizontal simple arrangement mode can be avoided, so as to be imitated in vision
More prominent on fruit, aesthetic property is stronger.Equally, the indenture of flat hexagonal apertures compared to regular hexagon opening indenture, equally
With aesthetic property it is stronger the advantages of.
Especially, when the opening of indenture 11 is rhombus or is square, the Rankine-Hugoniot relations between each indenture 11 is：It is multiple
Direction alignment of the indenture 11 along a length of side of opening, in addition side of multiple indentures 11 along another length of side of opening
To alignment, as shown in Figure 1.So, four indentures 11 of arbitrary neighborhood can form a similar rhombus of shape or just again
It is square, moreover, the region between adjacent indenture 11 then forms network or square net, show regular shape
State, then be combined with the three-dimensional composition of indenture 11, then it can show the other style aesthetic feeling just like as the building structure of urban.
When indenture 11 is using diamond opening or flat hexagonal apertures, influenceed to avoid opening shape from becoming excessively long and narrow
The easy property arranged of leather fabric, can do further restriction to the shape of indenture opening.Because indenture opening now has length
Diagonal and short diagonal, by being defined to the length relation of long-diagonal and short diagonal, can to form shape suitable
Rhombus or flat hexagon.For example, as shown in figure 4, diamond opening has a long-diagonal 111 and a short diagonal 112, and
As shown in figure 5, flat hexagonal apertures then have most 113, two most short diagonals 114 of long-diagonal and six length
Other diagonal (being not drawn into figure) between most long-diagonal 113 and most short diagonal 114.It is therefore preferred that this hair
In bright, the length ratio between the long-diagonal 111 and short diagonal 112 of diamond opening is between 1-5, more preferably between 1 and 2,
And the length ratio between the most long-diagonal 113 of flat hexagonal apertures and most short diagonal 114 more preferably exists between 1.16-6
Between 1.16-2.5.
Preferably, as shown in Fig. 2 the depth H of the indenture 11 is between 0.2-0.6mm, preferably 0.3-0.5mm it
Between, such as 0.35mm.It is readily appreciated that, although the depth H of indenture 11 is excessive or the too small aesthetic property on leather fabric influences less,
But the comfortableness or the easy property arranged of leather fabric may be influenceed, for example, depth H is excessive, is then easily sheltered evil people and countenance evil practices, and is not easy clear
It is clean；And depth H is too small, then gap when can cause to contact human body between the bottom surface of indenture 11 and human body is too small, causes adhesion skin
Sensation, influence comfortableness.
Preferably, as Figure 2-3, the length L for the most long-diagonal that the indenture 11 is open is between 2-5mm, preferably
Between 3-4mm.It is readily appreciated that, most long-diagonal L is bigger, it is meant that the decorative pattern minimum unit of leather fabric is also bigger, its table
Revealing the Macrovision effect come can gradually change, and then can influence the aesthetic property of leather fabric；Vice versa.It is in addition, most long
Diagonal L is excessive or too small, and sensation during human contact's leather fabric can also change, and comfortableness can all decline.
Preferably, as shown in figure 3, the spacing distance D between two adjacent indentures 11 is between 0.5-1.5mm, preferably
Between 0.8-1.2mm, such as 1mm.It is readily appreciated that, spacing distance D is excessive or too small one side will influence U.S. of leather fabric
The property seen, on the other hand its comfortableness can also be affected, for example, when D is excessive, become big with the area of human contact,
Thus ventilative comfortableness can decline.
Preferably, the thickness of the extexine 1 is more than 2 times of the depth D of indenture 11, as shown in Figure 2.Pass through setting
The suitable thickness of extexine 1, indenture 11 can be made to be made only in extexine 1, also, be also beneficial to by being selected for extexine 1
Select suitable material and/or technique and indenture 11 is stably remained behind for a long time.
Preferably, as shown in Fig. 2 the leather fabric also includes at least one internal layer positioned at the lower section of extexine 1
2, for providing otherwise function, such as intensity, heat insulating ability for leather fabric.
Preferably, at least one internal layer 2 include positioned at fabric back (that is, outward appearance it is visible and when specifically used court
The interior side) cloth furniture layer 21, as shown in Figure 2.In Fig. 2 embodiment, leather fabric only includes extexine 1 and knitted
Thing inner liner 21, however, as needed, can also there is multiple internal layers between extexine 1 and cloth furniture layer 21.
Preferably, leather fabric involved in the present invention can be natural leather (i.e. corium), artificial leather or synthetic leather, all
Such as PVC or PU.
Another object of the present invention also resides in the preparation method for providing above-mentioned leather fabric, and the schematic diagram of the preparation method is such as
Shown in Fig. 6.
Wherein, the preparation method includes step：
S10, leather substrate 5 is set to be preheated by preheated zone 3, wherein, the preheated zone 3 is disposed with pre- hot-rolling 31
With heating mantles 32, a part for pre- hot-rolling 31 described in the ladle cover of heating mantles 32, the leather substrate 5 at least bypasses the preheating
Roller 31 by ladle cover part, the heating mantles 32 is used to heat the leather substrate of process；
S20, the leather substrate 5 after preheating is set to pass through embossed area 4, to form indenture on the extexine of leather substrate 5,
Wherein, the embossed area 4 is disposed with knurling rolls 41, and the knurling rolls 41 are provided with the projection opposite with the dimple shape
(not shown).
Preferably, embossed area 4 there also is provided rubber rollers 42, and it is abreast arranged with knurling rolls 41, the roll surface of the two it
Between form embossing gap.Rubber rollers 42 can also replace with other devices, as long as can form stable embossing gap and effectively prop up
Leather substrate 5 is held to complete embossing operation.
Wherein, leather substrate 5 of the present invention is leather substance after Coating technology, thus the system of the present invention
Preparation Method relates generally to the decorative pattern forming process on leather fabric extexine.
Preferably, in step S20, the rotating speed of the knurling rolls 41 is：Linear velocity 8-20m/min.Experiment proves, with this turn
The knurling rolls of speed operating can make leather substrate 5 produce reliable local deformation, while ensure production efficiency.
Preferably, in step S20, the embossing gap of the knurling rolls 41 is the 0.6-0.8 of the thickness of leather substrate 5
Times, when the leather substrate 5 after preheating passes through the embossing gap less than its own thickness, its extexine can be ensured in knurling rolls
Local permanent deformation is produced under raised squeezing action on 41, so as to form required indenture.
The another object again of the present invention is to provide a kind of leather and fur products, and it uses the foregoing leather fabric of the present invention
It is made.
Preferably, the leather and fur products can be automotive trim, sofa, bed accessory, seat, desk tops, building wall,
Case and bag, clothing or ornament etc..
The leather and fur products of the present invention can show appearance characteristics attractive in appearance, meanwhile, in these leather and fur products of human contact
When, using the teaching of the invention it is possible to provide preferable comfortableness, in addition, the leather and fur products of the present invention also has the advantages of being easy to arrange.
In the context of the present invention, there are many number ranges, in the situation without specified otherwise and in the absence of contradiction
Under, all number ranges include its endpoint value.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred scheme can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is only illustrative, and not restrictive, without departing from the basic of the present invention
In the case of principle, those skilled in the art can be directed to the various obvious or equivalent modification made of above-mentioned details or replace
Change, be all included in scope of the presently claimed invention.
Claims (13)
1. a kind of leather fabric, it is characterised in that including being provided with multiple recessed positioned at the positive extexine of fabric, the extexine
Trace, the indenture are shaped as inverted pyramid, wherein, the opening of the indenture is the bottom surface of the pyramid, the indenture
Bottom surface is each conical surface of the pyramid, and the indenture is evenly distributed on the extexine so that two of arbitrary neighborhood are recessed
Spacing distance between trace is equal.
2. leather fabric according to claim 1, it is characterised in that the opening of the indenture is equal polygon of the length of side
Shape.
3. leather fabric according to claim 1, it is characterised in that the indenture is shaped as inverted rectangular pyramid or six
Pyramid.
4. leather fabric according to claim 3, it is characterised in that the opening of the indenture is rhombus, square, positive six
Side shape or flat hexagon.
5. leather fabric according to claim 4, it is characterised in that when the opening of the indenture is rhombus, rhombus is opened
Length ratio between the long-diagonal and short diagonal of mouth is between 1 and 2；When the opening of the indenture is flat hexagon, flat six
Length ratio between the most long-diagonal of side shape opening and most short diagonal 4 is between 1.16-2.5.
6. leather fabric according to claim 1, it is characterised in that the depth of the indenture is excellent between 0.2-0.6mm
It is selected between 0.3-0.5mm；
And/or the length of the most long-diagonal of the indenture opening is between 2-5mm, preferably between 3-4mm；
And/or the spacing distance between two adjacent indentures is between 0.5-1.5mm, preferably between 0.8-1.2mm.
7. according to the leather fabric described in one of claim 1-6, it is characterised in that the thickness of the extexine is the indenture
More than 2 times of depth.
8. according to the leather fabric described in one of claim 1-6, it is characterised in that the leather fabric is also included positioned at described
At least one internal layer below extexine.
9. according to the leather fabric described in one of claim 1-6, it is characterised in that the leather fabric is natural leather, people
Fabricate-leather or synthetic leather.
10. a kind of preparation method of leather fabric, for preparing the leather fabric according to one of claim 1-9, it is special
Sign is that the preparation method includes step：
S10, leather substrate is set to be preheated by preheated zone, wherein, the preheated zone is disposed with pre- hot-rolling and heating mantles,
A part for pre- hot-rolling described in the heating mantles ladle cover, the leather substrate is at least around the pre- hot-rolling by ladle cover part；
S20, the leather substrate after preheating is set to pass through embossed area, to form indenture on the extexine of leather substrate, wherein, institute
State embossed area and be disposed with knurling rolls, the knurling rolls are provided with the projection opposite with the dimple shape.
11. preparation method according to claim 10, it is characterised in that in step S20, the rotating speed of the knurling rolls is：
Linear velocity 8-20m/min；
And/or in step S20, the embossing gap of the knurling rolls is 0.6-0.8 times of the leather substrate thickness.
12. a kind of leather and fur products, it is characterised in that be made of the leather fabric according to one of claim 1-9.
13. leather and fur products according to claim 12, it is characterised in that the leather and fur products is automotive trim, sofa, bed
Tool, seat, desk tops, building wall, case and bag, clothing or ornament.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506314.2A CN107379647A (en) | 2017-06-21 | 2017-06-21 | A kind of leather fabric and preparation method thereof, leather and fur products |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506314.2A CN107379647A (en) | 2017-06-21 | 2017-06-21 | A kind of leather fabric and preparation method thereof, leather and fur products |
Publications (1)
| Publication Number | Publication Date |
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| CN107379647A true CN107379647A (en) | 2017-11-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710506314.2A Pending CN107379647A (en) | 2017-06-21 | 2017-06-21 | A kind of leather fabric and preparation method thereof, leather and fur products |
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| Country | Link |
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| CN (1) | CN107379647A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109767384A (en) * | 2018-11-29 | 2019-05-17 | 四川大学 | A method of it making seamless pattern of piecing together and simulates lichee line leather surface |
| CN112895409A (en) * | 2019-11-19 | 2021-06-04 | 李尔公司 | Embossing with rounded inclined surfaces |
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| JPH02218800A (en) * | 1989-02-20 | 1990-08-31 | Hironori Satou | Production of air-permeable leathers |
| WO2012093866A2 (en) * | 2011-01-05 | 2012-07-12 | An Gwang Sik | Device for embossing artificial leather |
| CN207523116U (en) * | 2017-06-21 | 2018-06-22 | 加通汽车内饰(常熟)有限公司 | A kind of leather fabric and leather and fur products |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4343848A (en) * | 1980-12-15 | 1982-08-10 | Ethyl Corporation | Embossed thermoplastic material |
| JPH02218800A (en) * | 1989-02-20 | 1990-08-31 | Hironori Satou | Production of air-permeable leathers |
| WO2012093866A2 (en) * | 2011-01-05 | 2012-07-12 | An Gwang Sik | Device for embossing artificial leather |
| CN207523116U (en) * | 2017-06-21 | 2018-06-22 | 加通汽车内饰(常熟)有限公司 | A kind of leather fabric and leather and fur products |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109767384A (en) * | 2018-11-29 | 2019-05-17 | 四川大学 | A method of it making seamless pattern of piecing together and simulates lichee line leather surface |
| CN109767384B (en) * | 2018-11-29 | 2023-01-06 | 四川大学 | Method for manufacturing seamless collage pattern simulation litchi grain leather surface |
| CN112895409A (en) * | 2019-11-19 | 2021-06-04 | 李尔公司 | Embossing with rounded inclined surfaces |
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