CN106906562A - The production technology of high-tension leather base cloth - Google Patents
The production technology of high-tension leather base cloth Download PDFInfo
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- CN106906562A CN106906562A CN201710102592.1A CN201710102592A CN106906562A CN 106906562 A CN106906562 A CN 106906562A CN 201710102592 A CN201710102592 A CN 201710102592A CN 106906562 A CN106906562 A CN 106906562A
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- 239000004744 fabric Substances 0.000 title claims abstract description 105
- 239000010985 leather Substances 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000005516 engineering process Methods 0.000 title claims abstract description 23
- 238000009941 weaving Methods 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims description 36
- 239000003921 oil Substances 0.000 claims description 22
- 238000007493 shaping process Methods 0.000 claims description 18
- 208000012886 Vertigo Diseases 0.000 claims description 17
- 238000009987 spinning Methods 0.000 claims description 17
- 239000003086 colorant Substances 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000009940 knitting Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000004513 sizing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000004677 Nylon Substances 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 229920001778 nylon Polymers 0.000 description 5
- 238000011017 operating method Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000004043 dyeing Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000009990 desizing Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
- D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
- D02G1/0206—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist by false-twisting
- D02G1/0213—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist by false-twisting after drawing the yarn on the same machine
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C11/00—Teasing, napping or otherwise roughening or raising pile of textile fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a kind of production technology of high-tension leather base cloth, including preparing raw material color silk, add bullet, weaving, plucking, sizing and packaging, ensureing to produce on the premise of leather base cloth has higher elasticity, simplifying processing step, improve production efficiency and reduce pollution to environment.
Description
Technical field
The present invention relates to a kind of production technology of emulational leather, more particularly to a kind of production technology of leather base cloth.
Background technology
With the continuous improvement of living standard, requirement of the people to garment material also more and more higher, those are bright in colour,
The extremely consumers in general's favor of soft, drapability and the good weaving face fabric of resilience.Leather base cloth as dermatine bottom
Piece, it has good elastic force, larger tensile strength and relatively smooth surface smoothness, therefore suffers from favor.It is existing
Leather base cloth production technology is for example accusing disclosed in number Chinese invention patent for being CN102168339B a kind of " elastic leather substrate
And preparation method thereof ", fabric is formed by blending, fabric is by being obtained a leather after desizing, kiering, dyeing, fluffing and sizing
Base fabric, and there are many low production efficiencies of operation in existing technique, secondly fabric is serious for environmental pollution in dyeing process, and
And production cost is higher.
The content of the invention
It is an object of the invention to provide a kind of environmental protection, the production technology of the high-tension leather base cloth for efficiently producing.
Above-mentioned technical purpose of the invention technical scheme is that：
A kind of production technology of high-tension leather base cloth, comprises the following steps：
1）, preparing raw material color silk；
2）, color silk through elasticizer be DTY draw textured yarns；
3）, using double tubular knitting machine to DTY draw textured yarns and base fabric by weaving into fabric；
4）, using napper using enter lancet cloth fabric is carried out plucking formed brushed fabric；
5）, brushed fabric be shaped into final products by drying room；
6）, packaging and storage.
By using above-mentioned technical proposal, cancel the follow-up dyeing course of fabric and coloured base is directly formed by color silk
Cloth, greatly reduces production cost, while reducing technological process, improves production efficiency；Secondly in color silk due to preparing
During need and there is colorant to be mixed, it changes each component original distribution that is orderly or heaping state spatially,
So as to increased the particle and elementary volume, volume element probability of any component on any specified point, thus compared to existing common silk its fluffy
To be greatly improved in looseness, then improve color silk simultaneously by the fluffy degree of further lifting color silk after the treatment of follow-up plus bullet
Intensity and toughness, and then before carrying out the plucking to fabric without need added crude oil by reach the fluffy of plucking operation
Degree requires, reducing production cost and reduce pollution to environment again, and using entering lancet cloth in plucking operation
Improve the density and the uniformity of hair so that product has the bullet for surmounting the leather base cloth that existing process is produced obtained by final
Power, toughness and fluffy degree.
Preferably, the preparation method of raw material color silk is comprised the following steps：
1）, be vacuum dried using PET sections, drying temperature is controlled between 150 DEG C ~ 170 DEG C, and dried PET section contains
Water rate≤0.0025%；
2）, dried PET section mix to put into screw extruder by a certain percentage with Masterbatch and melted, melting is warm
Degree control is between 290 DEG C ~ 295 DEG C；
3）, the color of extrusion silk entered into spinning manifold, and spinning treatment is carried out by spinning head, the temperature in spinning manifold
Control is between 290 DEG C ~ 295 DEG C；
4）, the color silk after spinning cooled down, the face temperature drop of color silk table is between 45 DEG C ~ 55 DEG C；
5）, silk table of checking colors face carry out the operation that oils；
6）, wound as a roll silk of checking colors using 3500 ~ 3600 meters.
By using above-mentioned technical proposal, PET sections cause homogeneous heating using vacuum drying, according to certain ratio after drying
Example is entered into screw extruder simultaneously with Masterbatch, due to controlling moisture content in drying process when mixing with Masterbatch
Surface contact between the two is more complete, and resulting color silk color is more uniformly distributed after mixing；Next defines melting and spins
Temperature in silk casing can reduce the deformation of color silk, and be cooled to after uniform temperature silk table face of checking colors and oil raising toughness, finally
Limit the length of a roll of color silk in winding to determine draw ratio so that final color silk out has preferable fluffy degree.
Preferably, step 2）The Silk Road order of the middle color silk in elasticizer be：
Cake, the first draw roll, deformation hot box, coldplate, scroll tube, the second draw roll, master network device, shaping heat box,
Three draw rolls, oil feeding system and reel system, wherein deformation hot box temperature control between 175 DEG C ~ 180 DEG C, shaping heat box
Temperature control between 120 DEG C ~ 125 DEG C, plus bullet draw ratio between 1.15 ~ 1.2, color silk temperature in the presence of coldplate
It is down between 55 DEG C ~ 59 DEG C, by control color silk oil-containing after oil feeding system between 2.3 ~ 2.7%.
By using above-mentioned technical proposal, color silk is stretched from after the feeding of the first draw roll by the second draw roll, while
By the twisting effect passed over from scroll tube, enter into deformation hot box immediately.Color silk tensile force, false twisting twisting resistance and
There is the change such as stretcher strain, thermal finalization in the presence of heat.After color silk goes out the second draw roll, that is, draw-texture process is completed,
Fiber has certain intensity, degree of stretching and bulkiness.In order to reduce the internal stress of color silk, by the second draw roll false-twist textured yarn out
Supplement thermal finalization is carried out in input shaping heat box.Due to having certain gaps between their growth rates between the second draw roll and the 3rd draw roll
（Overfeeding）, color silk is slightly had in shaping heat box lax, therefore color silk has substantially carried out supplement thermal finalization, to eliminate the planted agent of fiber
Power, promotes the molecule segment disorientation that portion of energy is high, reaches the purpose of fibre structure stabilization；Coldplate is used to reduce color silk
Temperature, fixes the thermal deformation of color silk, reduces its thermoplasticity, so that color silk has certain rigidity, the more conducively transmission of the twist.Color
After silk is exported from the 3rd draw roll, i.e., into oil feeding system.The purpose that silk of checking colors is oiled is to increase the smooth of fiber
Property, coherent, reduce fiber electrostatic, make that the silk ingot that is wound into unwinds and weaving performance is good.The color silk being ultimately formed has
Fluffy degree higher.
Preferably, step 3）Circular weaving machine is weaved using weft-knitted mode, and cause the density domination of fabric 12 ~
Between 14 mesh.
By using above-mentioned technical proposal, had using the fabric weaved described in weft-knitted mode to DTY using circular weaving machine
There is good toughness, and control is finally made the density of fabric between 12 ~ 14 mesh simultaneously, it is ensured that the premise with certain toughness
There is down more preferable fluffy degree.
Preferably, step 4）Between 25m/min ~ 26m/min, fabric is in plucking for the gigging speed of middle control fabric
Pre- plucking, second plucking and third time wharf's pavement quality are carried out on machine successively, wherein the contracting ratio of pre- plucking is 0.75 ~ 0.80
Between, between 0.70 ~ 0.74, the contracting ratio of third time plucking is between 0.63 ~ 0.73 for second contracting ratio of plucking.
By using above-mentioned technical proposal, at the uniform velocity transmission of the fabric between holding 25m/min ~ 26m/min in napper
Three pluckings are carried out to fabric, each plucking controls certain contracting ratio, improves woollen density and feel degree after plucking.
Preferably, step 5）, at 200 DEG C ~ 220 DEG C, chain drive speed is between 80 ~ 90 yards for middle drying room temperature.
By using above-mentioned technical proposal, by heat-shaping in drying room, the temperature of drying room is too low easily to be made brushed fabric
The shrinkage factor for obtaining brushed fabric is excessive, and temperature is too high and being easily caused woollen generation winding on brushed fabric influences feel, and controls biography
Send speed ensureing the uniform heat-shaping of brushed fabric simultaneously, improve winding efficiency.
Preferably, throat width and the exit width ratio of the drying room be 0.5 ~ 0.53 between, drying room inner orbit
Side and the angle that the direction that brushed fabric advances is in 0.75 ~ 0.8 °.
By using above-mentioned technical proposal, brushed fabric is set while being shaped using the slope of drying room inner orbit side
Put carries out amplification operation in transmit process so that woollen can uniformly launch on brushed fabric surface, more preferably keeps woollen
Density improves feel.
Preferably, step 4）In one side plucking is carried out to fabric, after plucking the height of woollen be maintained at 0.1 ~
Between 0.15mm.
By using above-mentioned technical proposal, fabric only carries out the operation of one side plucking to ensure contracting rate, and woollen is highly protected
Hold the density between 0.1 ~ 0.15mm to be more uniformly distributed, in feel more preferably.
Preferably, step 5）Middle drying room carries out heat-shaping using heated by natural gas mode to brushed fabric.
Can cause that brushed fabric is heated and be more uniformly distributed by using above-mentioned technical proposal, heated by natural gas mode, fixed effect
On more preferably.
In sum, the invention has the advantages that：
1st, change drive technology, the follow-up dying operation to fabric is eliminated by directly preparing color silk, simplify technological process
Production efficiency is improve, while reducing the pollution to environment；
2nd, by color silk preparation process in drying temperature, moisture content, melt temperature, spinning temperature, cooling temperature and winding
The restriction of length, and the operation that oils is carried out before winding, the preliminary toughness and fluffy degree for ensureing color silk；Secondly elasticizer is become
Shape hot tank, shaping heat box, chilling temperature and after oiling the oil content control of color silk combine the fabric density in weaving process
Limit and cause that fabric reaches preferable fluffy degree, be easy to the operation of follow-up plucking to provide the density and feel of woollen after plucking
Degree；
3rd, operated using three pluckings by the operation of plucking so that fabric can realize uniform contracting, and follow-up
In type-approval process, the setting of the temperature of drying room, the speed of chain drive and cooperation drying room inner orbit side slope so that plucking
Cloth can obtain uniform amplification process, it is ensured that it is higher that the density of surface woollen ensures that the leather base cloth produced has simultaneously
Elasticity and toughness.
Specific embodiment
The present invention is described in further detail below.
Embodiment one
A kind of production technology of high-tension leather base cloth, comprises the following steps：
First, preparing raw material color silk
The preparation method of raw material color silk is comprised the following steps：
1）, be vacuum dried using PET sections, drying temperature controls 155 DEG C, dried PET section moisture content≤
0.0025%；
2）, dried PET section mix to put into screw extruder by a certain percentage with Masterbatch and melted, melting is warm
Degree control is between 290 DEG C ~ 295 DEG C；
3）, the color of extrusion silk entered into spinning manifold, and spinning treatment is carried out by spinning head, the temperature in spinning manifold
Control is between 290 DEG C ~ 295 DEG C；
4）, to after spinning color silk cool down, the face temperature drop of color silk table is to 50 DEG C；
5）, silk table of checking colors face carry out the operation that oils；
6）, wound as a roll silk of checking colors using 3500 meters.
Mode of heating wherein in drying mode and spinning manifold uses electrical heating.
2nd, Se Sijia bullets are DTY draw textured yarns
Color silk after preparation is carried out by elasticizer plus spring operation is made, the Silk Road order of the color silk in elasticizer is：
Cake, the first draw roll, deformation hot box, coldplate, scroll tube, the second draw roll, master network device, shaping heat box,
Three draw rolls, oil feeding system and reel system, wherein deformation hot box temperature control between 175 DEG C, shaping heat box temperature control
System between 120 DEG C, plus bullet draw ratio between 1.15, color silk temperature in the presence of coldplate is down to 55 DEG C, by upper
Color silk oil-containing is controlled after oil system 2.3%.
3rd, circular weaving machine weaving
DTY draw textured yarns are weaved in weft-knitted mode by circular weaving machine, and the density for making to obtain fabric after weaving is 12
Mesh.
4th, fabric plucking
One side plucking operation is carried out to fabric by napper, and lancet cloth is entered using Switzerland's forward space pressgang, control the drawing of fabric
In 25m/min, fabric carries out pre- plucking, second plucking and third time wharf's pavement quality to hair speed successively on napper, its
In the contracting ratio of pre- plucking be 0.75, second contracting ratio of plucking is 0.70, and the contracting ratio of third time plucking is 0.63, and is made
After final plucking the height of woollen be maintained between 0.1 ~ 0.15mm.
Than the fabric width that is defined as after plucking than the fabric width before upper plucking, table 1 below shows 2 meters of bases wide to contracting
Cloth is by the change width after plucking operation.
5th, heat-shaping
The brushed fabric that will be formed after plucking carries out heat-shaping in drying room, and mode of heating uses heated by natural gas, keeps drying
Temperature in room is 200 DEG C, and chain transfer rate is 80 yards.The throat width of drying room track is 0.5 with exit width ratio, here
It is preferred that drying room throat width is 80cm, then exit width is 160cm, and the overall length of drying room is 30 meters, track side and plucking
The direction of advance of cloth is in 0.75 ° of angle, and nylon loop is by being finally made leather base cloth after thermal finalization.
6th, packaging and storage.
Color silk, fabric, nylon loop and leather base cloth and prior art in respectively illustrating the present embodiment from table 2 to table 6
Indices are contrasted
Drawn from the data of the detection of table 2, according to color silk obtained by operating procedure in the present embodiment compared to existing raw material thread fluffy
Compared with small elevation, and slightly to be reduced compared to existing raw material thread on tearing brute force in looseness and break-draw rate.
Drawn from the data of the detection of table 3, color silk is by adding bullet operation significantly to be carried in fluffy degree and elongation at break
Rise, and be substantially improved in fluffy degree compared to existing DTY according to DTY obtained by operating procedure in the present embodiment, and in fracture
Extensibility and tearing brute force are close compared to existing DTY.
Show that DTY resulting after being weaved by circular weaving machine fabric is in fluffy degree and fracture from the data of the detection of table 4
Declined to a great extent on elongation, and be substantially increased on tearing brute force, and existed according to fabric obtained by operating procedure in the present embodiment
Decline in fluffy degree is few, and close compared to existing fabric in break-draw rate and tearing brute force.
Show that fabric is obtained by nylon loop resulting after raising machine plucking in fluffy degree from the data of the detection of table 5
To rising, and slightly decline on tearing brute force, elongation at break keeps close.Obtained by operating procedure in the present embodiment
Lifting amplitude of the nylon loop in fluffy degree is larger, and close compared to existing fabric in break-draw rate and tearing brute force.
From table 6 detection data draw, nylon loop by finally obtained leather base cloth after thermal finalization in fluffy degree, tear
Broken strength and elongation at break are improved.Will in fluffy degree according to leather base cloth obtained by operating procedure in the present embodiment
Existing leather base cloth is exceeded well over, it is close compared to existing leather base cloth in tearing brute force and elongation at break.
Above examination criteria is according to fluffy degree according to GB/T 10288-2003 standard detections；Tearing brute force is according to GB/
T3917-1997 standard detections；Elongation at break is according to GB/T3923.1-1997 standard detections.
Embodiment two
A kind of production technology of high-tension leather base cloth, the difference with embodiment one is that drying temperature control is in 168 DEG C, color silk
Surface temperature drops to 50 DEG C；At 125 DEG C, draw ratio is 1.2 to the temperature control of shaping heat box, and color silk is in the presence of coldplate
Temperature is down to 59 DEG C, by controlling color silk oil-containing after oil feeding system 2.7%；By the fabric density obtained after circular weaving machine weaving
It is 14 mesh；It is 0.8 in the contracting ratio of pre- plucking to control fabric, and second contracting ratio of plucking is 0.74, the contracting of third time plucking
Amplitude ratio is 0.73；At 220 DEG C, throat width and the exit width ratio of drying room track are 0.53 for drying room control, track side with draw
The direction of advance of felt is in 0.8 ° of angle.
Embodiment three
A kind of production technology of high-tension leather base cloth, the difference with embodiment one is that drying temperature control is in 160 DEG C, color silk
Surface temperature drops to 45 DEG C, is wound as a roll silk of checking colors using 3600 meters；The temperature control of deformation hot box at 180 DEG C,
At 123 DEG C, draw ratio is 1.18 to the temperature control of shaping heat box, and color silk temperature in the presence of coldplate is down to 57 DEG C, passes through
Color silk oil-containing is controlled after oil feeding system 2.5%；The fabric density obtained after circular weaving machine is weaved is 13 mesh；Control fabric exists
The contracting ratio of pre- plucking is 0.77, and second contracting ratio of plucking is 0.72, and the contracting ratio of third time plucking is 0.68；Drying room control
At 200 DEG C, chain transfer rate is 85 yards to system, and throat width and the exit width ratio of drying room track are 0.51, track side with
The direction of advance of brushed fabric is in 0.77 ° of angle.
Example IV
A kind of production technology of high-tension leather base cloth, the difference with embodiment one is that drying temperature control is in 170 DEG C, color silk
Surface temperature drops to 55 DEG C, is wound as a roll silk of checking colors using 3600 meters；The temperature control of deformation hot box at 180 DEG C,
At 123 DEG C, draw ratio is 1.17 to the temperature control of shaping heat box, and color silk temperature in the presence of coldplate is down to 56 DEG C, passes through
Color silk oil-containing is controlled after oil feeding system 2.6%；The fabric density obtained after circular weaving machine is weaved is 13 mesh；The drawing of raising machine
Hair speed is 26m/min, and it is 0.78 in the contracting ratio of pre- plucking to control fabric, and second contracting ratio of plucking is the 0.73, the 3rd
The contracting ratio of secondary plucking is 0.68；At 220 DEG C, chain transfer rate is 85 yards for drying room control, the throat width of drying room track with
Exit width ratio is 0.52, and the direction of advance of track side and brushed fabric is in 0.78 ° of angle.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected by Patent Law in the right of invention.
Claims (9)
1. a kind of production technology of high-tension leather base cloth, it is characterised in that comprise the following steps：
1）, preparing raw material color silk；
2）, color silk through elasticizer be DTY draw textured yarns；
3）, using double tubular knitting machine to DTY draw textured yarns and base fabric by weaving into fabric；
4）, using napper using enter lancet cloth fabric is carried out plucking formed brushed fabric；
5）, brushed fabric be shaped into final products by drying room；
6）, packaging and storage.
2. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that the preparation method of raw material color silk
Comprise the following steps：
1）, be vacuum dried using PET sections, drying temperature is controlled between 150 DEG C ~ 170 DEG C, and dried PET section contains
Water rate≤0.0025%；
2）, dried PET section mix to put into screw extruder by a certain percentage with Masterbatch and melted, melting is warm
Degree control is between 290 DEG C ~ 295 DEG C；
3）, the color of extrusion silk entered into spinning manifold, and spinning treatment is carried out by spinning head, the temperature in spinning manifold
Control is between 290 DEG C ~ 295 DEG C；
4）, the color silk after spinning cooled down, the face temperature drop of color silk table is between 45 DEG C ~ 55 DEG C；
5）, silk table of checking colors face carry out the operation that oils；
6）, wound as a roll silk of checking colors using 3500 ~ 3600 meters.
3. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 2）Middle color silk is adding bullet
In machine the Silk Road order be：
Cake, the first draw roll, deformation hot box, coldplate, scroll tube, the second draw roll, master network device, shaping heat box,
Three draw rolls, oil feeding system and reel system, wherein deformation hot box temperature control between 175 DEG C ~ 180 DEG C, shaping heat box
Temperature control between 120 DEG C ~ 125 DEG C, plus bullet draw ratio between 1.15 ~ 1.2, color silk temperature in the presence of coldplate
It is down between 55 DEG C ~ 59 DEG C, by control color silk oil-containing after oil feeding system between 2.3 ~ 2.7%.
4. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 3）Circular weaving machine uses latitude
Volume mode is weaved, and causes the density domination of fabric between 12 ~ 14 mesh.
5. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 4）Middle control fabric
Between 25m/min ~ 26m/min, fabric carries out pre- plucking, second plucking and the 3rd to gigging speed successively on napper
Secondary wharf's pavement quality, wherein the contracting ratio of pre- plucking is between 0.75 ~ 0.80, second contracting ratio of plucking 0.70 ~ 0.74 it
Between, the contracting ratio of third time plucking is between 0.63 ~ 0.73.
6. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 5）Middle drying room temperature exists
200 DEG C ~ 220 DEG C, chain drive speed is between 80 ~ 90 yards.
7. the production technology of high-tension leather base cloth according to claim 6, it is characterised in that the drying room inner orbit enters
Mouthful width and exit width ratio be between 0.5 ~ 0.53, the direction that side and the brushed fabric of drying room inner orbit advance is in 0.75 ~
0.8 ° of angle.
8. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 4）In fabric is carried out
One side plucking, the height of woollen is maintained between 0.1 ~ 0.15mm after plucking.
9. the production technology of high-tension leather base cloth according to claim 1, it is characterised in that step 5）Middle drying room uses day
Right gas mode of heating carries out heat-shaping to brushed fabric.
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| CN113802312A (en) * | 2021-10-26 | 2021-12-17 | 浙江云中马股份有限公司 | Breadth-reducing napping process and napping finishing equipment for wide leather base cloth |
| CN114717831A (en) * | 2022-03-31 | 2022-07-08 | 三明建华纺织有限公司 | Base cloth treatment method and device for high-strength PU artificial leather |
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| CN106906562B (en) | 2020-04-14 |
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