CN109652883A - Cotton and stainless steel blended the electromagnetic shielding production method of yarn - Google Patents
Cotton and stainless steel blended the electromagnetic shielding production method of yarn Download PDFInfo
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- CN109652883A CN109652883A CN201910061158.2A CN201910061158A CN109652883A CN 109652883 A CN109652883 A CN 109652883A CN 201910061158 A CN201910061158 A CN 201910061158A CN 109652883 A CN109652883 A CN 109652883A
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- cotton
- stainless steel
- fiber
- drafting system
- roller
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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
- D02G3/02—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
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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
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/12—Threads containing metallic filaments or strips
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- 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
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The invention discloses the production methods of cotton and the blended electromagnetic shielding yarn of stainless steel, stainless steel fibre is used to carry out blended form with cotton fiber with short fine state, stainless steel filament beam is cut off to obtain the short fibre of stainless steel similar in principal length and cotton fiber through a drawing frame drawing-off twice, wherein drawing frame includes a left side, right drafting system, the middle upper glue roller of left drafting system uses minor diameter rubber roller, stainless steel filament Shu Shouxian is carried out the crush cutting of first time by left drafting system, to crush cutting at main body average length be equal between rear roller pair and front roller pair center away from stainless steel short fiber, secondary crush cutting is carried out through right drafting system again, to by crush cutting at main body average length be equal between rear roller pair and middle roller pair center away from stainless steel short fiber, cotton/stainless steel is made through three draftings in stainless steel short fiber Shu Yumian yarn to mix Item, and the blended electromagnetic shielding yarn of cotton/stainless steel successively is made through rove, spun yarn again.
Description
Technical field
The invention belongs to textile technology field, it is related to a kind of spinning method for genuine of new function yarn, specially cotton and stainless
The production method of steel reinforced concrete spinning electromagnetic shielding yarn.
Background technique
Stainless steel fibre is a kind of novel textile fabric, due to its with good electric conductivity, high temperature resistant, spinnability and
Economy is commonly used for antistatic and Electromagnetically shielding fabrics production.Use of the stainless steel fibre in textile industry be mainly
It is blended with common textile fibers progress, it is added in fore-spinning in the form of staple fiber, or added with filament state in spun yarn process
Enter.No matter stainless steel fibre is to exist in what manner in the fabric, and the fabric of production all has preferable electromagnetic wave shielding
Energy.
When stainless steel fibre is mixed with other fibers, especially in the form of stainless steel short fiber with other staple fibers
When being mixed, due to the property of stainless steel fibre and other atural staple fibres or cellulose fibre with excellent wearability
Property differ greatly so that between each other mixing when mixing uniformity it is more difficult to control so that finally spun
Yarn in stainless steel fibre be unevenly distributed, the effectiveness of road fabric after then influencing.
Summary of the invention
The technical issues of solution: for overcome the deficiencies in the prior art, the present invention by stainless steel filament beam at one
Crush cutting twice is carried out on drawing frame, so that more accurate to the length of stainless steel filament and uniform cutting is realized, thus real
The more uniform mixing of two kinds of fibers, improves the electricity of mixed yarn in the now final blended electromagnetic shielding yarn of spun cotton/stainless steel
Magnetic Shielding Effectiveness;The present invention provides the production methods of cotton and the blended electromagnetic shielding yarn of stainless steel.
Technical solution: the production method of cotton and the blended electromagnetic shielding yarn of stainless steel, by cotton fiber and stainless steel short fiber
Blended to form, successively cotton yarn is made through Blowing carding, combing process in cotton fiber, by stainless steel filament beam through drawing frame
Drawing-off twice is cut off to obtain stainless steel short fiber beam, after wherein drawer drafting system is rear bottom roll and rear upper glue roller composition
Roller is to the middle roller of, middle bottom roller and middle upper glue roller composition to the three of the front roller pair of, preceding bottom roll and preceding upper glue roller composition
Roller double draft structure, including left drafting system and right drafting system, wherein the middle upper glue roller of left drafting system is using small straight
Diameter rubber roller, so that hanging between the middle upper glue roller and middle bottom roller of left drafting system, stainless steel filament Shu Shouxian is in drafting
Between the rear roller pair and front roller pair of the left drafting system of machine carry out first time crush cutting, thus by stainless steel filament beam not
Become rusty the crush cutting of steel long filament at main body average length be equal between rear roller pair and front roller pair bottom roll center away from the short fibre of stainless steel
Dimension, obtains the first stainless steel short fiber beam, then by the short fibre Shu Yici of the first stainless steel after the right drafting system of drawing frame
Roller to and middle roller to, middle roller to and front roller to carrying out second of crush cutting, and the rear roller pair of right drafting system and in
Bottom roll center between roller pair is away from being equal to middle roller to the bottom roll center between front roller pair away from thus not by first
Under the stainless steel short fiber crush cutting become rusty in steel staple fiber beam is equal between rear roller pair and middle roller pair at main body average length
The stainless steel short fiber of ratch then obtains required stainless steel short fiber beam, then by stainless steel short fiber beam with
Cotton/stainless steel blended sliver is made through three draftings in cotton yarn, and the blended electricity of cotton/stainless steel successively is made through rove, spun yarn again
Magnetic screen yarn, comprises the following production steps that
The cotton packet matched is emitted on the conveyer belt of reciprocation bale plucker two sides, through reciprocating by the first step in proportion
The crawl for the cotton fiber in cotton packet that the mobile realization of the circulation reciprocating type of griping cotton machine has been discharged, the cotton fiber grabbed in proportion are first
First be fed in multifunctional separator, in multifunctional separator by the flexible bodies such as rigid bodies and fiber such as bulk impurity it
Between gravity difference to separating and remove the impurity of bulk;The cotton fiber exported through multifunctional separator is then fed to
In multi-mixer, in multiple hoppers of multi-mixer by griping cotton machine grab each cotton packet in different lot numbers and the place of production
Cotton fiber the time for moving to point it is different, to realize the immixture of the cotton fiber in different lot numbers and the place of production, together
When in the motion process of cotton fiber using negative pressure gas flow effect by lesser blocky rigid impurity in cotton fiber or tiny
Flexible impurity carry out separation removing;The cotton fiber exported through multi-mixer is then fed into kirschner beater scutcher,
In scutcher, mixed cotton fiber realizes the strike shredding effect under free state under the action of kirschner beater, thus
By cotton fiber by biggish block structure by strike shredding at lesser blocky or fiber bundle-like, while in the cotton of scutcher
In case, by the control of the cotton fiber height to feeding, to realize cotton under the gravity of the cotton fiber fed in hopper
The output of the thickness, the cotton layer of uniform quality in bottom portion;Cotton layer through scutcher output is then fed into different fine machine, different
Under the action of double high-definition cameras in fine machine, the fiber in cotton layer carries out the shooting under single fiber shape, and by scheming accordingly
As foreign fiber mixed in fiber is ejected by processing technique under the action of high-speed spray gun, thus by mixed in cotton fiber
Foreign fiber is removed;Cotton layer through different fine machine output is then fed into heavy-duty machine, in the high speed gas of heavy-duty machine
Impurity tiny in cotton fiber is further removed under stream effect, while cotton fiber is pressed into uniform cotton layer output;
The cotton layer uniformly exported is then fed into carding machine, in carding machine, the cotton of uniform feeding layer first by feed roll motor and
It closely presses between feed plate, is exported in the case where the rotation of feed roll motor drives, the cotton fiber tail end in the cotton layer of output is given cotton
Closely pressed between roller and feed plate, head end constantly held by licker-in under point comb, and as the rotation of feed roll motor makes
It obtains cotton fiber constantly to be stripped by licker-in, the cotton fiber stripped by licker-in then constantly compares licker-in by diameter with the rotation of licker-in
The big cylinder of diameter strips, and is provided with removable cover on the excircle of cylinder, with the relative rotation of cylinder and removable cover,
Realize to the cotton fiber stripped by cylinder in a free state freely divide comb, while being provided with fixation on the excircle of cylinder
Cover board, under the fixed function of fixed cover board, so that the cotton fiber on cylinder surface will not be detached from cylinder under the action of the centrifugal force
Surface perimeter is provided with the doffer device smaller than cylinder diameter with diameter, under the rotation of doffer, cylinder in the other side of cylinder
On a part of cotton fiber stripped by doffer, remaining polyester fiber continues to carry out freely divide with the rotation of cylinder to comb up to quilt
Doffer strips, and is led cotton device after pattern doffing roller strips by the cotton fiber that doffer strips and is pressed into item by large pressuring roller, to obtain
The cotton carded sliver is pressed the cotton carded sliver in stripes and is constantly wound onto bar cylinder through can coiler;Through carding machine output the cotton carded sliver with
After be fed in pre-drawing machine, be fed into pre-drawing machine jointly using 6 cotton carded slivers, so that 6 cottons of feeding are raw
Item is stretched and attenuates under the action of the drafting force of the drafting system of pre-drawing machine, is then stretched 6 one threads to attenuate again
It carries out and closes in the parallel state, to obtain the quantitative cotton with the quantitative differences of the cotton carded sliver of feeding within 10% in advance simultaneously
Item, and the bar evenness for the cotton pre-drawing being effectively improved in coalescence process;The cotton pre-drawing exported through pre-drawing machine
It is then fed into and rolls up in combination machine, be fed into jointly using 24-28 root cotton pre-drawing and roll up in combination machine, so that feeding
The cotton pre-drawing entered and under the action of roll up the drafting force of drafting system of combination machine, attenuated by slight stretching, thus by cotton
Cotton fiber in pre-drawing further stretches, then again parallel by the cotton pre-drawing of slight drawing-off and close and obtain straightening of fibers
The cotton roll that degree is more preferable, quality is more uniform, to realize the preparation process before combing;Through and roll up combination machine output cotton roll it is subsequent
Be fed in combing machine, be fed into combing machine jointly using 8 cotton rolls, thus by the cotton roll of feeding high draft power work
It is stretched again under and attenuates to obtain cotton yarn, during high draft, realize and the depth of the cotton fiber in cotton roll is combed
On the other hand effect will on the one hand further remove the tiny impurity in cotton fiber in depth carding process
The shorter cotton fiber of length, which separates, to be removed, thus the consistency of the length of the cotton fiber in cotton yarn obtained by greatly improving;
Stainless steel filament beam is fed into the first drawing frame by second step, the drawing-off twice through same the first drawing frame
Cutting obtains stainless steel short fiber beam, wherein the first drawing frame includes drafting system, drafting system includes left drafting system and the right side
Drafting system, left drafting system is identical with the structure of right drafting system, the rear roller formed including rear bottom roll and rear upper glue roller
To, the middle roller that is made of middle bottom roller and middle upper glue roller to, the front roller pair that is made of preceding bottom roll and preceding upper glue roller, Zuo Qian
Stretch the rear bottom roll of system and right drafting system, the size and structure of rear upper glue roller, middle bottom roller, preceding bottom roll, preceding upper glue roller
Completely the same, the diameter of the middle upper glue roller of left drafting system is less than the diameter of the middle upper glue roller of right drafting system, and left drawing-off
Center between system and the rear roller pair and middle roller pair of right drafting system is away from being equal to middle roller between front roller pair
Center between the rear bottom roll and rear upper glue roller of right drafting system away from equal to the average length of cotton fiber, in use, closely press
It is closely closely pressed between pressing, preceding bottom roll and preceding upper glue roller between pressure, middle bottom roller and middle upper glue roller, left drafting system
It is closely pressed between bottom roll and rear upper glue roller afterwards, hanging, preceding bottom roll and preceding upper glue roller between middle bottom roller and middle upper glue roller
Between closely press, and left drafting system is connected with the rear bottom roll integration of right drafting system, middle bottom roller integration connection,
Preceding bottom roll integration connection, so that the rear bottom roll of left drafting system and right drafting system, middle bottom roller, preceding bottom roll
Revolving speed be consistent it is stainless using 6 so that left drafting system is identical with the total draft multiple of right drafting system
The horn mouth at the steel endless tow rear roller pair rear portion through left drafting system jointly feeds left drafting system, 6 stainless steels of feeding
The rear end of endless tow by left drafting system rear roller pair pressing, front end by the front roller of left drafting system to pressing, thus
Under the action of the drafting force generated under the total draft multiple of left drafting system, so that left drawing-off of the stainless steel filament beam in drawing frame
The drawing-off cutting that first time is carried out between the rear roller pair and front roller pair of system, thus by the stainless steel in stainless steel filament beam
Long filament crush cutting at main body average length be equal between rear roller pair and front roller pair center away from stainless steel short fiber, to obtain
First stainless steel short fiber beam, by 6 first stainless steel short fiber Shu Gongtong obtained after the rear roller pair of right drafting system
The horn mouth in portion feeds right drafting system, and 6 first rear ends stainless steel short fiber Shu Shouxian of feeding are by after right drafting system
Roller to pressing, front end by the middle roller of right drafting system to pressing, thus the drawing-off times in the first break draft area of right drafting system
Under the action of the drafting force of several lower generations, so that rear roller pair of the first stainless steel short fiber beam in the right drafting system of drawing frame
Carry out secondary drawing-off cutting between middle roller pair, and after after the stainless steel short fiber beam that is cut off through second of drawing-off
End by the middle roller of right drafting system to pressing, front end by the front roller of right drafting system to pressing, thus in right drafting system
Front draft zone drafting multiple under under the action of the drafting force that generates, drawing frame right drafting system middle roller to it is preceding
The drawing-off cutting that third time is carried out between roller pair, thus the drafting force finally generated under the total draft multiple of right drafting system
Under the action of, so that right drafting system of the first stainless steel short fiber beam in drawing frame, not by the first stainless steel short fiber beam
Steel staple fiber crush cutting of becoming rusty is equal between the rear roller pair and middle roller pair of right drafting system at main body average length or middle roller
To the center between front roller pair away from stainless steel short fiber, then obtain required stainless steel short fiber beam;
Stainless steel short fiber Shu Gongtong made from cotton yarn made from the first step and second step is fed into the by third step
In two drawing frames, the drawn down through the second drawing frame simultaneously closes immixture and obtains the first cotton/stainless steel blended sliver, wherein feeding
The quantity of the cotton yarn entered and the quantity of stainless steel short fiber beam are according to the blended electromagnetic shielding of cotton/stainless steel finally spinned
The number of the cotton yarn and stainless steel short fiber beam that are determined, and fed with the blending ratio of cotton fiber and stainless steel short fiber in yarn
The sum of amount is less than or equal to 8, and the total draft multiple of the second drawing frame and the cotton yarn and stainless steel short fiber beam of feeding is arranged
The sum of quantity difference within ± 10% so that the cotton yarn and stainless steel short fiber beam of feeding are in the second drafting
Make to send out between the fiber in cotton yarn and stainless steel short fiber beam under the action of the drafting force that the total draft multiple of machine generates
Raw mutual phorogenesis, attenuates, while the cotton yarn and stainless steel short fiber Shu Jinhang to attenuate that be stretched to be stretched
It is parallel and close, thus the immixture under realizing the parastate of cotton fiber and stainless steel short fiber;Then by obtained first
Cotton/stainless steel blended sliver is fed into third drawing frame, and drawn down, parallel amalgamation through third drawing frame obtain second
Wherein the first cotton fed/stainless steel blended sliver quantity is less than or equal to 6, and third drawing frame is arranged in cotton/stainless steel blended sliver
Total draft multiple and feeding the first cotton/stainless steel blended sliver quantity difference within ± 8% so that feeding
First cotton/stainless steel blended sliver makes the first cotton/no under the action of the drafting force that the total draft multiple of third drawing frame generates
Mutual phorogenesis occurs between fiber in rust steel blended sliver, attenuates to be stretched, while the first cotton that attenuates of being stretched/
Stainless steel blended sliver is carried out parallel and is closed, so that under the parastate in obtained second cotton/stainless steel blended sliver
The line density of cotton fiber beam and stainless steel short fiber beam reduces, quantity increases, to realize cotton fiber and the short fibre of stainless steel indirectly
More uniform careful mixing under the parastate of dimension;The second cotton obtained/stainless steel blended sliver is then fed into the 4th simultaneously
In machine, drawn down, parallel amalgamation through the 4th drawing frame obtain third cotton/stainless steel blended sliver, wherein feed
Second cotton/stainless steel blended sliver quantity is less than or equal to 4, and the total draft multiple of the 4th drawing frame is arranged and feeds second
The difference of cotton/stainless steel blended sliver quantity is within ± 5%, so that the second cotton/stainless steel blended sliver of feeding is the
To occur between fiber in the second cotton/stainless steel blended sliver under the action of the drafting force that the total draft multiple of four drawing frames generates
Mutual phorogenesis, attenuates to be stretched, while the second cotton/stainless steel blended sliver to attenuate that is stretched carries out in parallel simultaneously
It closes, so that cotton fiber beam and stainless steel short fiber under the parastate in obtained third cotton/stainless steel blended sliver
The line density of beam reduces, quantity increases, thus indirectly more uniform under the parastate of realization cotton fiber and stainless steel short fiber
Careful mixing;
The cotton of third made from third step/stainless steel blended sliver is fed into fly frame, the drawing-off through fly frame by the 4th step
Drawing-down, the twisting effect of entwining obtain cotton/stainless steel blended roving, wherein using 1 third cotton/stainless steel blended sliver feeding, and
The drafting multiple of fly frame is set between 5-10, thus under the action of the drafting force that the total draft multiple of fly frame generates,
So that mutual phorogenesis occurs between fiber in third cotton/stainless steel blended sliver of feeding, attenuates to be stretched, drawn
Third cotton/stainless steel the blended sliver to attenuate is stretched under the action of fly frame twists the twist, so that in the fiber generation in blended sliver
Outer transferance, to realize the immixture of cotton fiber and stainless steel short fiber under inside and outside transfer, cotton fiber and stainless
Steel staple fiber occur in inside and outside transfer process it is mutual entwine, to obtain having cotton/stainless steel of certain strength blended thick
Yarn;Then cotton obtained/stainless steel blended roving is fed into spinning frame, drawn down through spinning frame, twisting are entwined work
With obtaining the final required blended electromagnetic shielding yarn of cotton/stainless steel, wherein using 1 cotton/stainless steel blended roving feeding, and
According to the cotton of feeding/stainless steel blended roving is quantitative and the blended electromagnetic shielding yarn of cotton/stainless steel of required spinning quantifies
The total draft multiple for determining spinning frame is calculated, thus under the action of the drafting force that the total draft multiple of spinning frame generates, so that
Mutual phorogenesis occurs between fiber in the cotton of feeding/stainless steel blended roving, attenuates to be stretched, is stretched and attenuates
Cotton/stainless steel blended roving under the action of spinning frame twists the twist so that inside and outside turn occurs for the fiber in mixing rove
Shifting effect, thus realize the immixture of cotton fiber and stainless steel short fiber under inside and outside transfer, cotton fiber and the short fibre of stainless steel
Dimension generation in inside and outside transfer process is mutual to entwine, to obtain the blended electromagnetic shielding of cotton/stainless steel with certain strength
Use yarn.
Preferably, wherein cotton fiber using averagely spinning the long 29.28mm of steady parameter 132, mic value 4.13, upper half, whole
Neat degree 82.4%, short fiber index 15.73%, breaking strength 30.53cN/dtex, aqueous 7.29% 40816-65 U.S. cotton fiber
With it is average spin steady parameter 137, mic value 4.71, the long 29.88mm of upper half, uniformity 83.42%, short fiber index 13.09%,
Breaking strength 30.7cN/dtex, aqueous 8.29% 40892-62 U.S. cotton fiber.
Preferably, stainless steel short fiber is obtained by crush cutting process of the stainless steel filament Shu Jing on same drawing frame.
Preferably, 40 μm of the average fineness of stainless steel filament beam, line density 9.5dtex, ultimate strength 98.85cN, fracture
Elongation 29.54% colludes with strength 157.85cN, colludes with elongation 0.69%.
Preferably, the main body average length and cotton fiber average length of the stainless steel short fiber in stainless steel short fiber beam are poor
It is different within ± 5%.
Preferably, in the first step, the mechanical total draft multiple of pre-drawing machine is 6-6.3.
Preferably, in the first step, and the drafting multiple for rolling up combination machine is 2-2.5.
Preferably, in the first step, the mechanical total draft multiple of combing machine is in 100-115.
Preferably, in second step, the average bulk length and cotton fiber of the stainless steel short fiber in stainless steel short fiber beam
Average length difference is within ± 5%.
Preferably, in second step, in second step, the total draft multiple of left drafting system and right drafting system is between 5-6.
The utility model has the advantages that the production method of cotton of the present invention and the blended electromagnetic shielding yarn of stainless steel pass through it is long to stainless steel
Tow carries out crush cutting twice on a drawing frame, to realize more accurate to the length of stainless steel filament and uniformly cut
It is disconnected, to realize the mixing that two kinds of fibers are more uniform in the blended electromagnetic shielding yarn of cotton/stainless steel finally spun, improve mixed
The effectiveness of spinning.
Specific embodiment
Following embodiment further illustrates the contents of the present invention, but should not be construed as limiting the invention.Without departing substantially from
In the case where spirit of that invention and essence, to modification made by the method for the present invention, step or condition and replaces, belong to the present invention
Range.Unless otherwise specified, the conventional means that technological means used in embodiment is well known to those skilled in the art.
Embodiment 1
With FA507A ring spinning frame spinning it is blended be 70/30, line density 21SThe blended electromagnetism of cotton/stainless steel
For shielding yarn.
(1) process flow and machine type selecting
Cotton: BO-A type automatic plucker → SP-MF multifunctional separator → MX-I6 multi-mixer → CL-C1 card wire is beaten
The different fine machine → SP-DX heavy-duty → TC5-1C carding machine → FA313B pre-drawing machine → CL15 item of hand scutcher → YQ600H is simultaneously
Roll up combination machine → CJ-60 combing machine
Stainless steel filament beam: HSR1000 drawing frame (drafting system is engineered, carries out feeding crush cutting twice)
Cotton yarn+stainless steel short fiber beam: HSR1000 drawing frame (three) → JWF1415 fly frame → QFA1528 is thin
Yarn machine
(2) key process parameter designs
Cotton carding
1 carding process of table
Cotton pre-drawing
2 pre-drawing technique of table
Sliver is simultaneously rolled up
3, table simultaneously rolls up drawing-off design
Cotton combing
The design of 4 combing of table
Drafting
5 drawing process allocation list of table
Rove
6 process of roving of table
Spun yarn
7 spinning process of table
(3) yarn quality is tested
Yarn quality under the different twist factors of table 8
Claims (10)
1. the production method that cotton and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that by cotton fiber and stainless steel short fiber
Blended to form, successively cotton yarn is made through Blowing carding, combing process in cotton fiber, by stainless steel filament beam through drawing frame
Drawing-off twice is cut off to obtain stainless steel short fiber beam, after wherein drawer drafting system is rear bottom roll and rear upper glue roller composition
Roller is to the middle roller of, middle bottom roller and middle upper glue roller composition to the three of the front roller pair of, preceding bottom roll and preceding upper glue roller composition
Roller double draft structure, including left drafting system and right drafting system, wherein the middle upper glue roller of left drafting system is using small straight
Diameter rubber roller, so that hanging between the middle upper glue roller and middle bottom roller of left drafting system, stainless steel filament Shu Shouxian is in drafting
Between the rear roller pair and front roller pair of the left drafting system of machine carry out first time crush cutting, thus by stainless steel filament beam not
Become rusty the crush cutting of steel long filament at main body average length be equal between rear roller pair and front roller pair bottom roll center away from the short fibre of stainless steel
Dimension, obtains the first stainless steel short fiber beam, then by the short fibre Shu Yici of the first stainless steel after the right drafting system of drawing frame
Roller to and middle roller to, middle roller to and front roller to carrying out second of crush cutting, and the rear roller pair of right drafting system and in
Bottom roll center between roller pair is away from being equal to middle roller to the bottom roll center between front roller pair away from thus not by first
Under the stainless steel short fiber crush cutting become rusty in steel staple fiber beam is equal between rear roller pair and middle roller pair at main body average length
The stainless steel short fiber of ratch then obtains required stainless steel short fiber beam, then by stainless steel short fiber beam with
Cotton/stainless steel blended sliver is made through three draftings in cotton yarn, and the blended electricity of cotton/stainless steel successively is made through rove, spun yarn again
Magnetic screen yarn, comprises the following production steps that
The first step, the cotton packet matched is emitted in proportion on the conveyer belt of reciprocation bale plucker two sides, grabs cotton through reciprocating
The crawl for the cotton fiber in cotton packet that the mobile realization of the circulation reciprocating type of machine has been discharged, the cotton fiber grabbed in proportion first by
It is sent in multifunctional separator, is passing through between the flexible bodies such as rigid bodies and fiber such as bulk impurity in multifunctional separator
Gravity difference is to separate and remove the impurity of bulk;The cotton fiber exported through multifunctional separator is then fed to more storehouses
In cotton blender machine, pass through the cotton of different lot numbers and the place of production in each cotton packet of griping cotton machine crawl in multiple hoppers of multi-mixer
The time for moving to point of fiber is different, thus realize the immixture of the cotton fiber in different lot numbers and the place of production, while
Using negative pressure gas flow effect by lesser blocky rigid impurity in cotton fiber or tiny soft in the motion process of cotton fiber
Property impurity carries out separation removing;The cotton fiber exported through multi-mixer is then fed into kirschner beater scutcher, clear
In cotton machine, mixed cotton fiber realizes the strike shredding effect under free state, thus by cotton under the action of kirschner beater
Fiber by biggish block structure by strike shredding at lesser blocky or fiber bundle-like, while in the hopper of scutcher
It is interior, by the control of the cotton fiber height to feeding, to realize hopper under the gravity of the cotton fiber fed in hopper
The output of the thickness, the cotton layer of uniform quality of bottom;Cotton layer through scutcher output is then fed into different fine machine, in different fibre
Under the action of double high-definition cameras in machine, the fiber in cotton layer carries out the shooting under single fiber shape, and passes through corresponding image
Foreign fiber mixed in fiber is ejected by processing technique under the action of high-speed spray gun, thus by mixed different in cotton fiber
Property fiber remove;Cotton layer through different fine machine output is then fed into heavy-duty machine, in the high-speed flow of heavy-duty machine
Impurity tiny in cotton fiber is further removed under effect, while cotton fiber is pressed into uniform cotton layer output;?
The cotton layer of even output is then fed into carding machine, and in carding machine, the cotton layer of uniform feeding by feed roll motor and is given first
It closely presses between cotton plate, is exported in the case where the rotation of feed roll motor drives, the cotton fiber tail end in the cotton layer of output is given cotton sieve
Draw and closely pressed between feed plate, head end is constantly held lower dividing by licker-in and combs, and with the rotation of feed roll motor so that
Cotton fiber is constantly stripped by licker-in, and the cotton fiber stripped by licker-in is then constantly more straight than licker-in by diameter with the rotation of licker-in
The big cylinder of diameter strips, and is provided with removable cover on the excircle of cylinder, real with the relative rotation of cylinder and removable cover
Now to the cotton fiber stripped by cylinder in a free state freely divide comb, while fixed lid is provided on the excircle of cylinder
Plate, under the fixed function of fixed cover board, so that the cotton fiber on cylinder surface will not be detached from the table of cylinder under the action of the centrifugal force
Face circumference is provided with the doffer device smaller than cylinder diameter with diameter in the other side of cylinder, under the rotation of doffer, on cylinder
A part of cotton fiber stripped by doffer, remaining polyester fiber continues to carry out freely divide with the rotation of cylinder to comb up to by road
Husband strips, and is led cotton device after pattern doffing roller strips by the cotton fiber that doffer strips and is pressed into item by large pressuring roller, to obtain cotton
The carded sliver is pressed the cotton carded sliver in stripes and is constantly wound onto bar cylinder through can coiler;The cotton carded sliver exported through carding machine is subsequent
It is fed in pre-drawing machine, is fed into pre-drawing machine jointly using 6 cotton carded slivers, so that 6 cotton carded slivers of feeding
It under the action of the drafting force of the drafting system of pre-drawing machine, is stretched and attenuates, 6 one threads to attenuate that are then stretched exist again
It carries out and closes under parastate, so that the quantitative cotton pre-drawing with the quantitative differences of the cotton carded sliver of feeding within 10% is obtained,
And the bar evenness for the cotton pre-drawing being effectively improved in coalescence process;The cotton pre-drawing exported through pre-drawing machine is subsequent
It is fed to and rolls up in combination machine, be fed into jointly using 24-28 root cotton pre-drawing and roll up in combination machine, so that feeding
Cotton pre-drawing and under the action of roll up the drafting force of drafting system of combination machine, attenuated by slight stretching, thus in advance simultaneously by cotton
Cotton fiber in item further stretches, then again parallel by the cotton pre-drawing of slight drawing-off and close and obtain Fiber Straightness more
Cotton roll good, quality is more uniform, to realize the preparation process before combing;Through and roll up combination machine output cotton roll then given
Enter into combing machine, be fed into combing machine jointly using 8 cotton rolls, thus by the cotton roll of feeding under the action of high draft power
Again it is stretched and attenuates to obtain cotton yarn, during high draft, realize the depth combing effect to the cotton fiber in cotton roll,
To on the one hand the tiny impurity in cotton fiber further be removed, on the other hand by length in depth carding process
Shorter cotton fiber, which separates, to be removed, thus the consistency of the length of the cotton fiber in cotton yarn obtained by greatly improving;
Stainless steel filament beam is fed into the first drawing frame by second step, and the drawing-off twice through same the first drawing frame is cut off
Stainless steel short fiber beam is obtained, wherein the first drawing frame includes drafting system, drafting system includes left drafting system and right drawing-off
System, left drafting system is identical with the structure of right drafting system, the rear roller pair that is formed including rear bottom roll and rear upper glue roller, by
The middle roller of middle bottom roller and middle upper glue roller composition is to, the front roller pair that is made of preceding bottom roll and preceding upper glue roller, left drawing-off system
It unites complete with the rear bottom roll of right drafting system, rear upper glue roller, middle bottom roller, preceding bottom roll, the size of preceding upper glue roller and structure
Complete consistent, the diameter of the middle upper glue roller of left drafting system is less than the diameter of the middle upper glue roller of right drafting system, and left drafting system
Center between the rear roller pair and middle roller pair of right drafting system is away from being equal to middle roller to the center between front roller pair
Away from, equal to the average length of cotton fiber, in use, between the rear bottom roll and rear upper glue roller of right drafting system closely pressing, in
Closely closely pressed between pressing, preceding bottom roll and preceding upper glue roller between bottom roll and middle upper glue roller, left drafting system it is rear under
Between roller and rear upper glue roller closely between pressing, middle bottom roller and middle upper glue roller between hanging, preceding bottom roll and preceding upper glue roller
Close pressing, and left drafting system is connected with the rear bottom roll integration of right drafting system, middle bottom roller integration connects, is front lower
Roller integration connection, so that the rear bottom roll of left drafting system and right drafting system, middle bottom roller, preceding bottom roll turn
Speed is consistent, so that left drafting system is identical with the total draft multiple of right drafting system, it is long using 6 stainless steels
The horn mouth at the tow rear roller pair rear portion through left drafting system jointly feeds left drafting system, 6 stainless steel filaments of feeding
The rear end of beam by left drafting system rear roller pair pressing, front end by the front roller of left drafting system to pressing, to be led on a left side
Under the action of stretching the drafting force generated under the total draft multiple of system, so that left drafting system of the stainless steel filament beam in drawing frame
Rear roller pair and front roller pair between carry out first time drawing-off cutting, thus by the stainless steel filament in stainless steel filament beam
Crush cutting at main body average length be equal between rear roller pair and front roller pair center away from stainless steel short fiber, to obtain first
Stainless steel short fiber beam, by rear roller pair rear portion of the 6 first stainless steel short fiber Shu Gongtong obtained through right drafting system
Horn mouth feeds right drafting system, and 6 first rear ends stainless steel short fiber Shu Shouxian of feeding are by the rear roller of right drafting system
To pressing, front end by the middle roller of right drafting system to pressing, thus under the drafting multiple in the first break draft area of right drafting system
Under the action of the drafting force of generation so that the first stainless steel short fiber beam the right drafting system of drawing frame rear roller pair and in
Carry out secondary drawing-off cutting between roller pair, and after the stainless steel short fiber Shu Houduan quilt that is cut off through second of drawing-off
The middle roller of right drafting system to pressing, front end by the front roller of right drafting system to pressing, thus before right drafting system
Under the action of the drafting force generated under the drafting multiple of draft area, drawing frame right drafting system middle roller to and front roller
The drawing-off cutting that third time is carried out between, thus the work of the drafting force finally generated under the total draft multiple of right drafting system
Under, so that right drafting system of the first stainless steel short fiber beam in drawing frame, by the stainless steel of the first stainless steel short fiber beam
Staple fiber crush cutting at main body average length be equal to right drafting system rear roller pair and middle roller pair between or middle roller to
Center between front roller pair away from stainless steel short fiber, then obtain required stainless steel short fiber beam;
Stainless steel short fiber Shu Gongtong made from cotton yarn made from the first step and second step is fed into second simultaneously by third step
In machine, the drawn down through the second drawing frame simultaneously closes immixture and obtains the first cotton/stainless steel blended sliver, wherein feed
The quantity of cotton yarn and the quantity of stainless steel short fiber beam are according to the blended electromagnetic shielding yarn of the cotton/stainless steel finally spinned
In cotton fiber and stainless steel short fiber blending ratio determine, and feed cotton yarn and stainless steel short fiber beam quantity it
Be less than or equal to 8, and be arranged the second drawing frame total draft multiple and feeding cotton yarn and stainless steel short fiber beam number
The difference of the sum of amount is within ± 10%, so that the cotton yarn and stainless steel short fiber beam of feeding are in the second drawing frame
Make that phase occurs between the fiber in cotton yarn and stainless steel short fiber beam under the action of the drafting force that total draft multiple generates
Mutual phorogenesis, attenuates to be stretched, while the cotton yarn to attenuate that is stretched is parallel with stainless steel short fiber Shu Jinhang
And close, thus the immixture under realizing the parastate of cotton fiber and stainless steel short fiber;Then by the first cotton obtained/no
Rust steel blended sliver is fed into third drawing frame, and drawn down, parallel amalgamation through third drawing frame obtain the second cotton/no
Become rusty steel blended sliver, wherein the first cotton fed/stainless steel blended sliver quantity is less than or equal to 6, and the total of third drawing frame is arranged
The difference of drafting multiple and the first cotton/stainless steel blended sliver quantity of feeding is within ± 8%, so that the first of feeding
Cotton/stainless steel blended sliver makes the first cotton/stainless steel under the action of the drafting force that the total draft multiple of third drawing frame generates
Mutual phorogenesis occurs in blended sliver between fiber, attenuates to be stretched, while the first cotton that attenuates of being stretched/stainless
Steel blended sliver is carried out parallel and is closed, so that the cotton under the parastate in obtained second cotton/stainless steel blended sliver is fine
The line density for tieing up beam and stainless steel short fiber beam reduces, quantity increases, to realize cotton fiber and stainless steel short fiber indirectly
More uniform careful mixing under parastate;The second cotton obtained/stainless steel blended sliver is then fed into the 4th drawing frame
In, drawn down, parallel amalgamation through the 4th drawing frame obtain third cotton/stainless steel blended sliver, wherein feed second
Cotton/stainless steel blended sliver quantity be less than or equal to 4, and be arranged the 4th drawing frame total draft multiple and feeding the second cotton/no
The difference of the quantity of rust steel blended sliver is within ± 5%, so that the second cotton/stainless steel blended sliver of feeding is in the 4th drafting
Make to occur mutually between fiber in the second cotton/stainless steel blended sliver under the action of the drafting force that the total draft multiple of machine generates
Phorogenesis attenuates to be stretched, while the second cotton/stainless steel blended sliver to attenuate that is stretched is carried out parallel and closed, thus
So that the line of cotton fiber beam and stainless steel short fiber beam under parastate in obtained third cotton/stainless steel blended sliver is close
Degree reduces, quantity increases, so that indirectly more uniform careful under the parastate of realization cotton fiber and stainless steel short fiber mix
It closes;
The cotton of third made from third step/stainless steel blended sliver is fed into fly frame by the 4th step, and the drawing-off through fly frame is drawn
Carefully, the twisting effect of entwining obtains cotton/stainless steel blended roving, wherein using 1 third cotton/stainless steel blended sliver feeding, and set
The drafting multiple of fly frame is set between 5-10, to make under the action of the drafting force that the total draft multiple of fly frame generates
Mutual phorogenesis occurs between fiber in the third cotton/stainless steel blended sliver that must be fed, attenuates to be stretched, is stretched
Third cotton/stainless steel the blended sliver to attenuate is under the action of fly frame twists the twist, so that inside and outside fiber in blended sliver occurs
Transferance, to realize the immixture of cotton fiber and stainless steel short fiber under inside and outside transfer, cotton fiber and stainless steel
Staple fiber occur in inside and outside transfer process it is mutual entwine, to obtain the cotton with certain strength/stainless steel blended roving;
Then cotton obtained/stainless steel blended roving is fed into spinning frame, drawn down, twisting through spinning frame are entwined and acted on
To the final required blended electromagnetic shielding yarn of cotton/stainless steel, wherein using 1 cotton/stainless steel blended roving feeding, and according to
The quantitative quantitative calculating that yarn is used with the blended electromagnetic shielding of cotton/stainless steel of required spinning of the cotton of feeding/stainless steel blended roving
Determine the total draft multiple of spinning frame, thus under the action of the drafting force that the total draft multiple of spinning frame generates, so that feeding
Cotton/stainless steel blended roving in mutual phorogenesis occurs between fiber, attenuate to be stretched, being stretched attenuates
Cotton/stainless steel blended roving is under the action of spinning frame twists the twist, so that inside and outside transfer occurs for the fiber in mixing rove
Effect, to realize the immixture of cotton fiber and stainless steel short fiber under inside and outside transfer, cotton fiber and stainless steel short fiber
Generation is mutual in inside and outside transfer process entwines, to obtain that there is the blended electromagnetic shielding of cotton/stainless steel of certain strength to use
Yarn.
2. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that wherein
Cotton fiber uses and averagely spins the long 29.28mm of steady parameter 132, mic value 4.13, upper half, uniformity 82.4%, short fiber index
15.73%, breaking strength 30.53cN/dtex, aqueous 7.29% 40816-65 U.S. cotton fiber and averagely spin steady parameter 137, horse
The long 29.88mm of clone's value 4.71, upper half, uniformity 83.42%, short fiber index 13.09%, breaking strength 30.7cN/dtex,
Aqueous 8.29% 40892-62 U.S. cotton fiber.
3. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that stainless
Steel staple fiber is obtained by crush cutting process of the stainless steel filament Shu Jing on same drawing frame.
4. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that stainless
40 μm of the average fineness of steel endless tow, ultimate strength 98.85cN, elongation at break 29.54%, is colluded with by force line density 9.5dtex
Power 157.85cN, collude with elongation 0.69%.
5. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that stainless
The main body average length and cotton fiber average length difference of stainless steel short fiber in steel staple fiber beam are within ± 5%.
6. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that first
In step, the mechanical total draft multiple of pre-drawing machine is 6-6.3.
7. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that first
In step, and the drafting multiple for rolling up combination machine is 2-2.5.
8. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that first
In step, the mechanical total draft multiple of combing machine is in 100-115.
9. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that second
In step, the average bulk length and cotton fiber average length difference of the stainless steel short fiber in stainless steel short fiber beam are ± 5%
Within.
10. the production method that cotton according to claim 1 and the blended electromagnetic shielding of stainless steel use yarn, which is characterized in that the
In two steps, in second step, the total draft multiple of left drafting system and right drafting system is between 5-6.
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