CN108004634A - A kind of colored long slub of polylactic acid and its processing drawing device and processing method - Google Patents
A kind of colored long slub of polylactic acid and its processing drawing device and processing method Download PDFInfo
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- CN108004634A CN108004634A CN201810033537.6A CN201810033537A CN108004634A CN 108004634 A CN108004634 A CN 108004634A CN 201810033537 A CN201810033537 A CN 201810033537A CN 108004634 A CN108004634 A CN 108004634A
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- Prior art keywords
- slub
- polylactic acid
- drafting
- roller
- long
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Classifications
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- 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
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/32—Regulating or varying draft
- D01H5/36—Regulating or varying draft according to a pre-arranged pattern, e.g. to produce slubs
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/70—Constructional features of drafting elements
- D01H5/74—Rollers or roller bearings
- D01H5/78—Rollers or roller bearings with flutes or other integral surface characteristics
-
- 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
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- 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
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
- D02G3/346—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns with coloured effects, i.e. by differential dyeing process
-
- 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)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The present invention provides a kind of colored long slub of polylactic acid, it, which can solve the colored long slub of existing polylactic acid, needs to carry out later stage dyeing to acid fiber by polylactic or yarn, the problem of color fastness is low when causing yarn easily to harden and contaminating dark color, while can also solve the problems, such as that the colored long slub production cost of existing polylactic acid is high.Its by least two different colours fiber first end and and into ring bar, formed again through spinning process spinning, the all acid fiber by polylactic of the fiber are acid fiber by polylactic and other textile fabrics, and the acid fiber by polylactic is passes through polylactic acid colouring short fiber prepared by original liquid coloring.For this reason, present invention also offers a kind of colored long slub processing drawing device of polylactic acid and long slub processing method.
Description
Technical field
The present invention relates to textile material and its manufacture field, is specially that a kind of colored long slub of polylactic acid and its processing are used
Drawing device and processing method.
Background technology
Polylactic acid is with rich amyloid crop products(Such as corn, potato, sugarcane, cassava etc.)Ferment the breast drawn
Acid is polymerized, and the fabric woven with its spinning has the characteristics that pro-skin, ventilative, natural bacteriostatic, good biocompatibility, and
And combustion heat value is low, unharmful substance 6 ~ 12 months under compost effect can be degradable into carbon dioxide and water, when being new
The weaving environmental friendly material in generation.
On the one hand it is due at present in the poly- breast of production but the colored long slub of polylactic acid at present on the market is also fewer
, it is necessary to first be dyed using disperse dyes to acid fiber by polylactic during the long slub of sour colour, then by slub spinning process
Colored long slub is spun into, or is first first spun into long slub using the acid fiber by polylactic of primary colors, then long slub is contaminated
Color.Due to the limitation of polylactic acid molecular structure itself, its glass transition temperature is relatively low, regardless of whether being to stock-dye or to yarn
Dyeing, when especially dye is dark, it is necessary to carried out under conditions of high temperature and pressure, this strength to acid fiber by polylactic has very big
Damage, it is easy to harden phenomenon, and hyperchromatic color fastness can not also break through three-level.
On the other hand, the existing method for spinning long slub, can only be by installing a production slub additional on spinning frame
Equipment, then the roller transmission portion of spinning frame is transformed, then changes spun yarn on spinning frame using slub device
The rotating speed of machine rear roller can just make long slub, and such a method not only increases equipment cost, and scrap build cost
It is high.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of colored long slub of polylactic acid, it is color that it can solve existing polylactic acid
The long slub of color needs that acid fiber by polylactic or yarn progress later stage dyeing can just be made, and causes yarn easily to harden and contaminates deep
The problem of color fastness is low during color, while can also solve the problems, such as that the colored long slub production cost of existing polylactic acid is high, for this reason, this
Invention additionally provides a kind of colored long slub processing drawing device of polylactic acid and long slub processing method.
Its technical solution is such:
A kind of colored long slub of polylactic acid, it is characterised in that:Its by the fiber of at least two different colours first pass through end and simultaneously
Formed into ring bar, then through spinning process spinning, all acid fiber by polylactic of the fiber or be acid fiber by polylactic and other
Textile fabric, the acid fiber by polylactic are the polylactic acid colouring short fiber prepared by original liquid coloring.
It is further characterized by:
Other described textile fabrics for cotton, viscose glue, Modal, tencel, terylene, polyamide fibre, acrylic fibers, polypropylene fibre, one kind in soybean or
More than one.
A kind of colored long slub processing drawing device of polylactic acid, it includes by rear to preceding hello the bar part set and leads
Extending portion point, the drawing-off part include the first roller that sets gradually from front to back to, the second roller pair and the 3rd roller pair, institute
The 3rd roller is stated to including the 3rd top roller and the 3rd bottom roll, it is characterised in that:In the middle part of the outer surface of 3rd top roller
Long recess is offered, the length direction of the long recess is parallel to the length direction of the 3rd top roller, the long recess use
All drafting is given in accommodating;Arc length corresponding with the long recess is the week of the 3rd top roller on 3rd top roller
Long 1/10 ~ 2/5, the depth of the long recess are more than the diameter for giving drafting.
It is further characterized by:
The long recess is rectangular channel.
It is main drawing area between the first roller pair and second roller pair, the drafting multiple of the main drawing area is
5.8~6.5;It is first break draft area between second roller pair and the 3rd roller pair, the drafting multiple in the first break draft area is
1.35。
It is described feed bar part and include setting up and down two send cotton roller, and send cotton roller rear side positioned at described and be arranged side by side
Multiple sliver separators, the sliver separator send the length direction uniform intervals of cotton roller to set described in, and the sliver separator will not be for will
With giving drafting to separate described in color.
A kind of processing method of the colored long slub of polylactic acid, it is comprised the following steps that, raw material preparation → blowing →
Cotton carding → head simultaneously → end simultaneously → rove → spun yarn → winder, it is characterised in that:In the raw material preparation process, the raw material bag of preparation
Include the fiber of at least two different colours, all acid fiber by polylactic or fine for acid fiber by polylactic and other weavings of fiber
Dimension, the acid fiber by polylactic are the polylactic acid colouring short fiber prepared by original liquid coloring;The assorted fiber is passed through into institute respectively
State blowing, the cotton carding and the head and process is made and gives drafting accordingly, then will give drafting is parallel at the same time to feed described in colors
Enter above-mentioned drawing device, and same color gives drafting to concentrate parallel feeding, carry out end and be simultaneously made ring bar, then by the ring
Bar spins ring rove through fly frame, and the ring rove is spun long slub through spinning frame, finally by the long slub
Finished product cylinder yarn is changed into through automatic winder.
It is further characterized by:
The Dry Weight per Unit for giving drafting is the g/5m of 17.5 g/5m ~ 19, the ring bar by 6 or 8 give drafting and into.
The ring bar includes thick section and thin segment, and the Dry Weight per Unit of the thick section is the g/5m of 21.21 g/5m ~ 25.33, institute
The Dry Weight per Unit of thin segment is stated as the g/5m of 15.71 g/5m ~ 18.77.
The total draft multiple of the fly frame is 5.8 ~ 7.
The total draft multiple of the spinning frame is 28 ~ 35.
The beneficial effects of the invention are as follows:
1st, the colored long slub of polylactic acid of the invention, it is directly spun into colorful yarn using colored fibre, without again to yarn
Later stage dyeing is carried out, and the acid fiber by polylactic used is the polylactic acid colouring short fiber prepared by original liquid coloring method, so that
Without carrying out later stage dyeing to acid fiber by polylactic again, the yarn made, can on the basis of the original performance of polylactic acid raw material is kept
More colourful colour system is shown, is especially embodied in the dark color that dyeing can not be realized, and dark color fastness can be steady
It is scheduled on level Four or so;Meanwhile the colored long slub of polylactic acid of the invention be by by the fiber of different colours first at end and simultaneously
Formed into ring bar, then through spinning process spinning, due at end and directly obtaining ring bar so that it is follow-up need to only use it is conventional
Fly frame and spinning frame can spin long slub, the equipment without installing extra production slub additional again, without to spun yarn
The roller transmission portion of machine is transformed, and have passed through the total draft of fly frame and the total draft of spinning frame due to ring bar,
So that its ring section and base yarn section are all very long, so that long slub is obtained, compared with the colored long slub of existing polylactic acid, yarn
Linearly can more it stablize, dark color fastness higher, processing cost is lower, and style is more various;
2nd, drawing device of the invention, is to be transformed the 3rd top roller of traditional end and drawing frame, by the 3rd
Long recess is opened up in the middle part of the outer surface of roller, so that at end and drafting, when the 3rd top roller goes to the position of no long recess
When, can be to giving drafting to carry out normal back area draft, when the 3rd top roller goes to the position of long recess, due to long recess
In the presence of, the 3rd top roller, which can not then compress, gives drafting, i.e., the drafting that gives at this time is hanging feeding, does not obtain back area draft, this
Section gives drafting just forming the thick section of ring bar behind main drawing area, and drafting is given by main drawing area by back area draft
The thin segment of ring bar is just formed afterwards, so as to make ring bar;The present apparatus only need to be to the 3rd top roller at traditional end and drawing frame
Transformed, and the quantity of traditional last and drawing frame the 3rd top roller is usually two, therefore improvement project amount is very small, and
, can be significantly compared with existing transformation spinning frame is come long slub of weaving and simultaneously drawing frame can supply 4 ~ 6 spinning frames at an end
Equipment cost and scrap build cost are saved, improves processing efficiency;
3rd, the processing method of the colored long slub of polylactic acid of the invention, its raw fibre used is colored fibre, and is gathered
Acid fiber is polylactic acid colouring short fiber prepared by original liquid coloring, without carrying out later stage dyeing, system to acid fiber by polylactic again
The yarn gone out can show more colourful colour system, especially embody on the basis of the original performance of polylactic acid raw material is kept
In the dark color that dyeing can not be realized, and dark color fastness can be stablized in level Four or so;By the way that assorted fiber is made
Give drafting, then by the assorted drawing device for giving the drafting parallel feeding present invention at the same time, and same color to give drafting to concentrate flat
Row feeding, can directly be made ring bar, then this ring bar is spun ring rove through fly frame, then spin long ring through spinning frame
Yarn, most changes into finished product cylinder yarn through automatic winder afterwards, you can the colored long slub of polylactic acid is made, this method is by being first made bamboo
Save bar, then spinned with ring bar, can without using exterior slub process units, do not transform spinning frame in the case of, system
It is standby to obtain the slub of long segment, and process simply, processing cost is low.
Brief description of the drawings
Fig. 1 is the structure diagram of the drawing device of the present invention;
Fig. 2 is the left view of the 3rd top roller in Fig. 1;
Fig. 3 is the bottom view of Fig. 2;
Fig. 4 is the sectional view of the line C-C along Fig. 2;
Fig. 5 is the top view for feeding bar part of the drawing device of the present invention.
Embodiment
A kind of colored long slub of polylactic acid of the present invention, its by least two different colours fiber first end and and into
Ring bar, then formed through spinning process spinning, all acid fiber by polylactic of fiber or fine for acid fiber by polylactic and other weavings
Dimension, and acid fiber by polylactic is the polylactic acid colouring short fiber prepared by original liquid coloring;Other textile fabrics are cotton, viscose glue, not generation
One or more in that, tencel, terylene, polyamide fibre, acrylic fibers, polypropylene fibre, soybean.
See Fig. 1 to Fig. 5, a kind of colored long slub processing drawing device of polylactic acid of the invention, it include by it is rear extremely
Bar part 1 and drawing-off part 2 are fed in preceding setting, and drawing-off part 2 includes the first roller that sets gradually from front to back to, second sieve
Draw pair and the 3rd roller pair, first roller is to including the first top roller 211 and the first bottom roll 212, and the second roller is to including the
Two top rollers 221 and the second bottom roll 222, the 3rd roller is to including the 3rd top roller 231 and the 3rd bottom roll 232, on the 3rd
Long recess 3,3 preferably rectangular groove of long recess or long arc shape groove etc. are offered in the middle part of the outer surface of roller 231, length is recessed
For the length direction of groove 3 parallel to the length direction of the 3rd top roller 231, long recess 3, which is used to accommodating, all gives drafting 4;3rd
On top roller 231 with 3 corresponding arc length of long recess(That is the length of that section of arc of overstriking in Fig. 4)It is the week of the 3rd top roller 231
Long 1/10 ~ 2/5, the depth of long recess 3 are more than the diameter for giving drafting 4.Led based between first roller pair and the second roller pair
Area A is stretched, the drafting multiple of main drawing area A is 5.8 ~ 6.5;Be first break draft area B between second roller pair and the 3rd roller pair, after lead
The drafting multiple for stretching area B is 1.35.Feed bar part 1 and send cotton roller 11 including setting up and down two, and after cotton roller 11 is given
Side and the multiple sliver separators 12 being arranged side by side, sliver separator 12 is along sending the length direction uniform intervals of cotton roller 11 to set, sliver separator 12
For giving drafting 4 to separate different colours, in Fig. 4 41,42,43,44 represent different colours respectively give drafting.
On 3rd top roller 231 ring is determined with the ratio between the girth of 3 corresponding arc length of long recess and the 3rd top roller 231
The thick section of bar and thin segment length ratio, for example, when on the 3rd top roller 231 with 3 corresponding arc length of long recess and the 3rd top roller
The ratio between 231 girth is 1:When 10, since the drafting multiple of first break draft area B is 1.35, the then thick section of ring bar and thin segment length
The ratio between be 1:(9×1.35)=1:12.15.A kind of processing method of the colored long slub of polylactic acid of the present invention, it includes following
Processing step, raw material preparation → blowing → cotton carding → head simultaneously → end simultaneously → rove → spun yarn → winder, it is accurate in raw material preparation process
Standby raw material includes the fiber of at least two different colours, all acid fiber by polylactic of fiber or be acid fiber by polylactic and other
Textile fabric, acid fiber by polylactic are by the polylactic acid colouring short fiber of conventional original liquid coloring technique preparation, other textile fabrics
For the one or more in cotton, viscose glue, Modal, tencel, terylene, polyamide fibre, acrylic fibers, polypropylene fibre, soybean;By each color fibre point
Blowing, cotton carding and head and process that Jing Guo be conventional be made gives drafting 4 accordingly, the Dry Weight per Unit for giving drafting 4 be 17.5 g/5m ~
19 g/5m, then totally 6 or 8 drawing frames for feeding the colored long slub of above-mentioned polylactic acid parallel at the same time fill by the assorted drafting 4 that gives
That puts send cotton roller 11, and same color gives drafting 4 to concentrate parallel feeding, and different colours give drafting 4 to be separated by sliver separator 12,
By end and ring bar is made, ring bar includes thick section and thin segment, and the Dry Weight per Unit of thick section is the g/5m of 21.21 g/5m ~ 25.33,
The Dry Weight per Unit of thin segment is the g/5m of 15.71 g/5m ~ 18.77, then ring bar is spun ring rove through fly frame, fly frame
Total draft multiple is 5.8 ~ 7, ring rove is spun long slub through spinning frame, the total draft multiple of spinning frame is 28 ~ 35, most
Long slub is changed into finished product cylinder yarn through automatic winder afterwards.
The processing method for describing the colored long slub of polylactic acid in detail with several specific embodiments below:
Embodiment one:
Step 1, raw material prepares, and the polylactic acid colouring short fiber of 4 colors is prepared using conventional original liquid coloring process, point
Wei not be white, red, yellow, black;
Step 2, assorted polylactic acid colouring short fiber, is made the cotton roll of certain specification size, cotton by blowing by scutching machine respectively
The Dry Weight per Unit of volume is 380 g/m;
Step 3, cotton carding, makes the assorted carded sliver, the Dry Weight per Unit of the cotton carding carded sliver is controlled in 20 g/ by assorted cotton roll by cotton carding respectively
5m;
Step 4, the assorted carded sliver simultaneously, is given the Dry Weight per Unit of drafting to control in 19 g/5m through excessive and make and give drafting by head respectively;
Step 5, simultaneously, giving 2 red drafting, white 2, black 2, yellow 2, parallel feeding is sent at the same time as shown in Figure 4 at end
Cotton roller 11, the strip of different colours are separated by sliver separator 12, then parallel feeding end and first break draft area B, and then parallel feeding master leads
Area A is stretched, it is last and into four color ring bars;Wherein, the long recess 3 on the 3rd top roller 231 is rectangular channel, the 3rd top roller 231
It is above 7.85 mm with 3 corresponding arc length of long recess, long 150 mm, deep 3 mm, it is corresponding with long recess 3 on the 3rd top roller 231
The ratio between girth of arc length and the 3rd top roller is 1:10, the drafting multiple of the main drawing area of drawing frame is 6.086 times, first break draft area
Drafting multiple be 1.35 times, finally formed ring bar, thick section Dry Weight per Unit is 24.98 g/5m, and segment length is 47.78 mm, carefully
Section Dry Weight per Unit is 18.5 g/5m, and segment length is 580.47 mm, and the ratio between the segment length of the thick section of ring bar and the segment length of thin segment are 1:
12.15;
Step 6, rove, by ring bar through fly frame routinely spinning process spin regularity ring rove, fly frame it is total
Drafting multiple is 6.59, and the thick section Dry Weight per Unit of obtained ring rove is 7.58 g/10m, and segment length is 314.87 mm, and thin segment is done
Quantification of 5.6 g/10m, segment length are 3825.30 mm;
Step 7, spun yarn, by ring rove, through spinning frame, routinely spinning process spins the slub of regular long segment, spun yarn
The total draft multiple 30.35 of machine, back zone drafting multiple 1.46, the ring section of obtained slub(By the thick section of ring rove
Formed through spinning process)Dry Weight per Unit is 2.50 g/100m, 9556.30 mm of segment length, base yarn section(By the thin segment of ring rove through thin
Yarn process is formed)1.845 g/100m of Dry Weight per Unit, 116097.86 mm of segment length;
Step 8, winder, finished product cylinder yarn is changed into by the grey slub of four colors fiber crops through automatic winder, so far, the colored long ring of polylactic acid
Yarn is prepared and finished.
The patent of invention of Application No. 2017102497525 also discloses that a kind of slub process units and production method,
The device is the structure for having the rear roller of spinning frame or rear roller using surface certain arc-shaped recess, so that feeding is thin
The rove of yarn machine realizes interruption drawing-off when by middle roller and rear roller, i.e., the part having on rove have passed through back area draft,
Some parts are without back area draft, without that section of back area draft again by proparea drawing-off(Middle roller is to front roller)I.e.
It is again base yarn section by proparea drawing-off by that section of back area draft, so as to make with ring effect for ring section
Yarn, equipment of such a device without installing production slub additional on spinning frame again, and without the driving section to spinning frame
Divide and make any change.But the slub produced using such a slub process units, due to without back area draft
It is that section shorter(Determined by the size of arc-shaped recess), even across proparea drawing-off, finally formed ring section is also short, and
And since the diameter of rear roller or rear roller is fixed, that segment length of process back area draft is also limited, i.e., most
End form into base yarn section length it is also limited so that the slub that such a device is produced can only be the slub of short-movie section,
That is ring section and base yarn section is all shorter.If slub life disclosed in the patent of invention that request for utilization number is 2017102497525
Device is produced, the same rove for selecting 5.6 g/10m, the total draft multiple of spinning frame is 30.35, back zone drafting multiple 1.46,
Arc length corresponding with arc-shaped recess accounts for the 1/10 of rear roller girth on roller afterwards, then the slub produced with the device, ring
Section Dry Weight per Unit is 2.69 g/100 m, and segment length is only 163.18mm, 1.85 g/100m of Dry Weight per Unit of base yarn section, and segment length is only
2144.23mm, contrasts as it can be seen that the ring section and base yarn section of the slub that method using the present invention prepares are longer.
Embodiment two:
Step 1, raw material prepares, and the polylactic acid colouring short fiber of 3 colors is prepared using conventional original liquid coloring process, point
Not Wei red, blue, powder, then prepare white tencel fiber;
Step 2, blowing, makes certain specification by scutching machine respectively by assorted polylactic acid colouring short fiber and tencel fiber respectively
The cotton roll of size, the Dry Weight per Unit of cotton roll is 365 g/m;
Step 3, cotton carding, makes the assorted carded sliver, the Dry Weight per Unit of the cotton carding carded sliver is controlled in 19 g/ by assorted cotton roll by cotton carding respectively
5m;
Step 4, the assorted carded sliver simultaneously, is given the Dry Weight per Unit of drafting to control in 17.5 g/ through excessive and make and give drafting by head respectively
5m;
Step 5, simultaneously, giving 2 red drafting, blueness 2, pink colour 2, white 2, parallel feeding is sent at the same time as shown in Figure 4 at end
Cotton roller, the strip of different colours are separated by sliver separator, then parallel feeding end and first break draft area, then parallel feeding main drawing area,
It is last and into four color ring bars;Wherein, the long recess on the 3rd top roller is rectangular channel, on the 3rd top roller 231 with long recess 3
Corresponding arc length is 31.4 mm, long 150 mm, deep 3 mm, on the 3rd top roller 231 with 3 corresponding arc length of long recess and the 3rd
The girth ratio of top roller is 2:5, the drafting multiple of the main drawing area of drawing frame is 5.8 times, and the drafting multiple in first break draft area is
1.35 times, finally formed ring bar, thick section Dry Weight per Unit is 24.14 g/5m, and segment length is 182.12 mm, and thin segment Dry Weight per Unit is
17.88 g/5m, segment length are 368.79 mm, and the ratio between the segment length of the thick section of ring bar and the segment length of thin segment are 2:4.05;
Step 6, rove, by ring bar through fly frame routinely spinning process spin regularity ring rove, fly frame it is total
Drafting multiple is 5.8, and the thick section Dry Weight per Unit of obtained ring rove is 8.32 g/10m, and segment length is 1056.30 mm, and thin segment is done
Quantification of 6.17 g/10m, segment length are 2138.98 mm;
Step 7, spun yarn, by ring rove, through spinning frame, routinely spinning process spins the slub of regular long segment, spun yarn
The total draft multiple 28 of machine, back zone drafting multiple 1.46, the ring section Dry Weight per Unit of obtained slub is 2.97 g/100m,
29576.4 mm of segment length, base yarn section Dry Weight per Unit 2.20 g/100m, 59891.44 mm of segment length;
Step 8, winder, finished product cylinder yarn is changed into by the grey slub of four colors fiber crops through automatic winder, so far, the colored long ring of polylactic acid
Yarn is prepared and finished.
If slub process units disclosed in the patent of invention that request for utilization number is 2017102497525, same to select
The rove of 6.17 g/10m, the total draft multiple of spinning frame are 28, back zone drafting multiple 1.46, on rear roller with arc-shaped recess
Corresponding arc length accounts for the 2/5 of rear roller girth, the then slub produced with the device, and ring section Dry Weight per Unit is 3.22 g/
100m, segment length are only 602.19 mm, and 2.20 g/100m of Dry Weight per Unit of base yarn section, segment length is only 1318.8 mm, contrast as it can be seen that
The ring section and base yarn section for the slub that method using the present invention prepares are longer.
Embodiment three:
Step 1, raw material prepares, and the polylactic acid colouring short fiber of 2 colors is prepared using conventional original liquid coloring process, point
Wei not be red, black, then prepare white polyester fiber;
Step 2, each color fibre, is made the cotton roll of certain specification size by blowing by scutching machine respectively respectively, and cotton roll is done
Quantification of 380 g/m;
Step 3, cotton carding, makes the assorted carded sliver, the Dry Weight per Unit of the cotton carding carded sliver is controlled in 20 g/ by assorted cotton roll by cotton carding respectively
5m;
Step 4, the assorted carded sliver simultaneously, is given the Dry Weight per Unit of drafting to control in 18.3 g/ through excessive and make and give drafting by head respectively
5m;
Step 5, simultaneously, giving 2 red drafting, black 2, white 2, cotton roller, the bar of different colours are sent in parallel feeding at the same time at end
Son is separated by sliver separator, then parallel feeding end and first break draft area, then parallel feeding main drawing area, last and into three color rings
Bar;Wherein, the long recess on the 3rd top roller is rectangular channel, with 3 corresponding arc length of long recess is 15.7 on the 3rd top roller 231
Mm, long 150 mm, deep 3 mm, with the girth ratio of 3 corresponding arc length of long recess and the 3rd top roller are 1 on the 3rd top roller 231:
5, the drafting multiple of the main drawing area of drawing frame is 6.5 times, and the drafting multiple in first break draft area is 1.35 times, finally formed ring
Bar, thick section Dry Weight per Unit are 22.52 g/5m, and segment length is 102.05 mm, and thin segment Dry Weight per Unit is 16.68 g/5m, and segment length 551.07
Mm, the ratio between the segment length of the thick section of ring bar and the segment length of thin segment are 1:5.4;
Step 6, rove, by ring bar through fly frame routinely spinning process spin regularity ring rove, fly frame it is total
Drafting multiple is 7.0, and the thick section Dry Weight per Unit of obtained ring rove is 6.43 g/10m, and segment length is 714.35 mm, and thin segment is done fixed
It is 3857.49 mm to measure as 4.77 g/10m, segment length;
Step 7, spun yarn, by ring rove, through spinning frame, routinely spinning process spins the slub of regular long segment, spun yarn
The total draft multiple 35 of machine, back zone drafting multiple 1.46, the ring section Dry Weight per Unit of obtained slub is 1.84 g/100m,
25002.25 mm of segment length, base yarn section Dry Weight per Unit 1.36 g/100m, 135012.15 mm of segment length;
Step 8, winder, finished product cylinder yarn is changed into by the grey slub of three colors fiber crops through automatic winder, so far, the colored long ring of polylactic acid
Yarn is prepared and finished.
If slub process units disclosed in the patent of invention that request for utilization number is 2017102497525, same to select
The rove of 4.77 g/10m, the total draft multiple of spinning frame are 35, back zone drafting multiple 1.46, on rear roller with arc-shaped recess
Corresponding arc length accounts for the 1/5 of rear roller girth, the then slub produced with the device, and ring section Dry Weight per Unit is 1.99 g/
100m, segment length are only 376.33 mm, and 1.36 g/100m of Dry Weight per Unit of base yarn section, segment length is only 2198 mm, are contrasted as it can be seen that adopting
The ring section and base yarn section of the slub prepared with the method for the present invention are longer.
Example IV:
Step 1, raw material prepares, and the polylactic acid colouring short fiber of 2 colors is prepared using conventional original liquid coloring process, point
Wei not be red, yellow;
Step 2, each color fibre, is made the cotton roll of certain specification size by blowing by scutching machine respectively respectively, and cotton roll is done
Quantification of 380 g/m;
Step 3, cotton carding, makes the assorted carded sliver, the Dry Weight per Unit of the cotton carding carded sliver is controlled in 20 g/ by assorted cotton roll by cotton carding respectively
5m;
Step 4, the assorted carded sliver simultaneously, is given the Dry Weight per Unit of drafting to control in 19 g/5m through excessive and make and give drafting by head respectively;
Step 5, end simultaneously, will give 4 red drafting, yellow 4 while parallel feeding to send cotton roller, the strip of different colours is by slitting
Device separates, then parallel feeding end and first break draft area, then parallel feeding main drawing area, last and into dichromatism ring bar;Wherein,
Long recess 3 on three top rollers 231 is rectangular channel, with 3 corresponding arc length of long recess is 7.85 mm on the 3rd top roller 231, length
150 mm, deep 3 mm, with the ratio between the girth of 3 corresponding arc length of long recess and the 3rd top roller are 1 on the 3rd top roller 231:10,
The drafting multiple of the main drawing area of drawing frame is 6.086 times, and the drafting multiple in first break draft area is 1.35 times, finally formed ring
Bar, thick section Dry Weight per Unit are 24.98 g/5m, and segment length is 47.78 mm, and thin segment Dry Weight per Unit is 18.5 g/5m, and segment length 580.47
Mm, the ratio between the segment length of the thick section of ring bar and the segment length of thin segment are 1:12.15;
Step 6, rove, by ring bar through fly frame routinely spinning process spin regularity ring rove, fly frame it is total
Drafting multiple is 6.59, and the thick section Dry Weight per Unit of obtained ring rove is 7.58 g/10m, and segment length is 314.87 mm, and thin segment is done
Quantification of 5.6 g/10m, segment length are 3825.30 mm;
Step 7, spun yarn, by ring rove, through spinning frame, routinely spinning process spins the slub of regular long segment, spun yarn
The total draft multiple 30.35 of machine, back zone drafting multiple 1.46, the ring section Dry Weight per Unit of obtained slub is 2.50 g/
100m, 9556.30 mm of segment length, base yarn section Dry Weight per Unit 1.845 g/100m, 116097.86 mm of segment length;
Step 8, winder, finished product cylinder yarn is changed into by the grey slub of dichromatism fiber crops through automatic winder, so far, the colored long ring of polylactic acid
Yarn is prepared and finished.
Claims (10)
- A kind of 1. colored long slub of polylactic acid, it is characterised in that:It first passes through end simultaneously by the fiber of at least two different colours And formed into ring bar, then through spinning process spinning, all acid fiber by polylactic of the fiber or be acid fiber by polylactic and its His textile fabric, the acid fiber by polylactic is passes through polylactic acid colouring short fiber prepared by original liquid coloring.
- A kind of 2. colored long slub of polylactic acid according to claim 1, it is characterised in that:Other described textile fabrics are One or more in cotton, viscose glue, Modal, tencel, terylene, polyamide fibre, acrylic fibers, polypropylene fibre, soybean.
- 3. a kind of colored long slub processing drawing device of polylactic acid, it is included by rear to preceding hello bar part and the drawing-off set Part, the drawing-off part includes the first roller that sets gradually from front to back to, the second roller pair and the 3rd roller pair, described 3rd roller is to including the 3rd top roller and the 3rd bottom roll, it is characterised in that:Opened in the middle part of the outer surface of 3rd top roller Equipped with long recess, parallel to the length direction of the 3rd top roller, the long recess is used for for the length direction of the long recess Accommodate and all give drafting;Arc length corresponding with the long recess is the girth of the 3rd top roller on 3rd top roller 1/10 ~ 2/5, the depth of the long recess is more than the diameter for giving drafting.
- A kind of 4. colored long slub processing drawing device of polylactic acid according to claim 3, it is characterised in that:It is described Long recess is rectangular channel.
- A kind of 5. colored long slub processing drawing device of polylactic acid according to claim 3 or 4, it is characterised in that: It is main drawing area between the first roller pair and second roller pair, the drafting multiple of the main drawing area is 5.8 ~ 6.5; It is first break draft area between second roller pair and the 3rd roller pair, the drafting multiple in the first break draft area is 1.35.
- A kind of 6. colored long slub processing drawing device of polylactic acid according to claim 3 or 4, it is characterised in that: Cotton roller is sent in the bar part of feeding including setting up and down two, and positioned at multiple points for giving cotton roller rear side and being arranged side by side Bar device, the sliver separator send the length direction uniform intervals of cotton roller to set described in, and the sliver separator is used for different colours It is described to give drafting to separate.
- 7. a kind of method for the colored long slub of polylactic acid for being used to process described in claim 1, it is comprised the following steps that, Raw material preparation → blowing → cotton carding → head simultaneously → end simultaneously → rove → spun yarn → winder, by the assorted fiber respectively by described Blowing, the cotton carding and the head and process are made gives drafting accordingly, it is characterised in that:Described in colors drafting will be given same again The colored long slub processing drawing device of polylactic acid described in Shi Pinghang feeding claims 3, and same color gives drafting Parallel feeding is concentrated, end is carried out and ring bar is made, then the ring bar is spun into ring rove through fly frame, by the ring Rove spins long slub through spinning frame, and the long slub finally is changed into finished product cylinder yarn through automatic winder.
- A kind of 8. processing method of the colored long slub of polylactic acid according to claim 7, it is characterised in that:It is described to give The Dry Weight per Unit of drafting is the g/5m of 17.5 g/5m ~ 19, the ring bar by 6 or 8 give drafting and into.
- A kind of 9. processing method of the colored long slub of polylactic acid according to claim 7, it is characterised in that:The bamboo Section bar includes thick section and thin segment, and the Dry Weight per Unit of the thick section is the g/5m of 21.21 g/5m ~ 25.33, the Dry Weight per Unit of the thin segment For the g/5m of 15.71 g/5m ~ 18.77.
- A kind of 10. processing method of the colored long slub of polylactic acid according to claim 7, it is characterised in that:It is described thick The total draft multiple of yarn machine is 5.8 ~ 7;The total draft multiple of the spinning frame is 28 ~ 35.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109913986A (en) * | 2019-04-19 | 2019-06-21 | 江南大学 | A kind of short slub coarse yarn and spinning fine yarn machine device of essence wool spinning and spinning method for genuine |
CN110747549A (en) * | 2019-11-14 | 2020-02-04 | 蚌埠民丰纺织有限责任公司 | Polylactic acid and tencel blended yarn and spinning method |
CN110983564A (en) * | 2019-12-17 | 2020-04-10 | 纤丝舫(苏州)新材料有限公司 | Method for manufacturing polyester staple fiber flame-retardant shading cloth |
CN114277477A (en) * | 2021-12-30 | 2022-04-05 | 福建鑫森合纤科技有限公司 | Production method of bunchy yarn |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597814A (en) * | 2009-06-17 | 2009-12-09 | 常熟市长江化纤有限公司 | The method of direct preparation of coloured polylactic acid fiber by polylactic acid polymer melt |
CN102102268A (en) * | 2011-03-04 | 2011-06-22 | 嘉兴学院 | Method for preparing colored fabric containing polylactic acid fiber and silk components |
CN103726158A (en) * | 2013-12-06 | 2014-04-16 | 邵阳市华力棉纺织有限公司 | Colorful bunchy yarn and manufacturing method thereof |
CN105316823A (en) * | 2015-11-04 | 2016-02-10 | 浙江华孚色纺有限公司 | Method for producing novel colored spun yarn |
CN106929966A (en) * | 2017-04-17 | 2017-07-07 | 江南大学 | A kind of slub process units and production method |
WO2017155252A1 (en) * | 2016-03-09 | 2017-09-14 | 비비씨 주식회사 | Dual-structured filament |
-
2018
- 2018-01-15 CN CN201810033537.6A patent/CN108004634B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597814A (en) * | 2009-06-17 | 2009-12-09 | 常熟市长江化纤有限公司 | The method of direct preparation of coloured polylactic acid fiber by polylactic acid polymer melt |
CN102102268A (en) * | 2011-03-04 | 2011-06-22 | 嘉兴学院 | Method for preparing colored fabric containing polylactic acid fiber and silk components |
CN103726158A (en) * | 2013-12-06 | 2014-04-16 | 邵阳市华力棉纺织有限公司 | Colorful bunchy yarn and manufacturing method thereof |
CN105316823A (en) * | 2015-11-04 | 2016-02-10 | 浙江华孚色纺有限公司 | Method for producing novel colored spun yarn |
WO2017155252A1 (en) * | 2016-03-09 | 2017-09-14 | 비비씨 주식회사 | Dual-structured filament |
CN106929966A (en) * | 2017-04-17 | 2017-07-07 | 江南大学 | A kind of slub process units and production method |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109913986A (en) * | 2019-04-19 | 2019-06-21 | 江南大学 | A kind of short slub coarse yarn and spinning fine yarn machine device of essence wool spinning and spinning method for genuine |
CN109913986B (en) * | 2019-04-19 | 2021-09-21 | 江南大学 | Spinning machine device and spinning method for worsted short slub yarn |
CN110747549A (en) * | 2019-11-14 | 2020-02-04 | 蚌埠民丰纺织有限责任公司 | Polylactic acid and tencel blended yarn and spinning method |
CN110983564A (en) * | 2019-12-17 | 2020-04-10 | 纤丝舫(苏州)新材料有限公司 | Method for manufacturing polyester staple fiber flame-retardant shading cloth |
CN114277477A (en) * | 2021-12-30 | 2022-04-05 | 福建鑫森合纤科技有限公司 | Production method of bunchy yarn |
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