CN104831441B - Cotton/spun silk blending yarn production method - Google Patents

Abstract

The invention relates to a cotton/spun silk blending yarn production method. The method includes the steps that cotton is processed through a first blowing-carding unit to acquire cotton card sliver and mulberry silk is preliminarily processed to acquire refined waste silk; the refined waste silk is processed through a first circular comber to acquire first refined cotton; silk noil of the first circular comber is processed through a second circular comber and a third circular comber to acquire second refined cotton; the first refined cotton and the second refined cotton are expanded and manufactured into a first cotton strip and a second cotton strip; the first cotton strip and the cotton card sliver are processed through a first drawing unit to acquire first cotton/spun silk drawn silver; the second cotton strip is processed through a second drawing unit to acquire cotton drawn silver, and the cotton card silver is processed through a third drawing unit to acquire cotton drawn silver; the first cotton/spun silk drawn silver is processed through a first roving unit to acquire first cotton/spun silk rough yarn, and the cotton drawn silver acquired through the second drawing unit and the cotton drawn silver acquired through the third drawing unit are simultaneously fed in the roving process and are processed through a second roving unit to acquire second cotton/spun silk rough yarn; the first cotton/spun silk rough yarn and the second cotton/spun silk rough yarn are simultaneously fed in a spinning frame through double horn-shaped openings and spun, so that cotton/spun silk blending yarn good in quality is acquired.

Description

A kind of production method of cotton/silk blended yarn

technical field

The invention relates to the field of novel yarns, in particular to a production method of cotton/silk blended yarns.

Background technique

Cotton fiber is a natural fiber with strong hygroscopicity and soft and delicate fabric. After blending with other fibers, the properties such as strength and elasticity are optimized, and the market share is high. The cotton spinning system is relatively mature in the technical field and widely used.

Silk fiber is a natural protein fiber, composed of 18 kinds of amino acids, has good air permeability and excellent hygroscopicity, and has the reputation of "Fiber Queen". Its products are smooth and soft, full of luster, warm in winter and cool in summer, have a unique "siming" phenomenon when rubbed, and have good extensibility and heat resistance. Silk products are bright in luster, noble and elegant, and have health care properties such as radiation protection. They are used in the manufacture of radiation protection clothing and other products, and have broad market prospects.

Aiming at this, the present invention adopts cotton and silk fiber to spin, adopts various methods to mix, provides a kind of production method of cotton/silk blended yarn, realizes the production of cotton/silk blended yarn with uniform mixing effect.

Contents of the invention

The purpose of this invention is to provide a kind of production method of cotton/silk blended yarn.

In order to achieve the above object, the technical scheme adopted by the present invention is as follows: a cotton/silk blended yarn, comprising 50%-70% cotton fiber and 30%-50% silk fiber. The yarn has excellent moisture absorption and air permeability, and its products have delicate hand feeling, bright luster, noble and elegant.

For realizing the production of above-mentioned cotton/silk blended yarn, adopt following production method:

In the first step, the cotton fiber is passed through the first blowing and carding unit to obtain a cotton sliver; the mulberry silk is preliminarily processed to obtain a fine-dried cotton;

In the second step, the first fine cotton is obtained after the fine-dried cotton is made by the first circular comb; Cotton and the second fine cotton are obtained the first cotton strip and the second cotton strip after stretching and slivering respectively;

The third step is to obtain the first cotton/silk cooked sliver after the first drawing of the first cotton sliver and the raw cotton sliver; the second drawing of the second cotton sliver to obtain the cooked cotton sliver, and the third drawing of the raw cotton sliver Cotton cooked sliver is obtained after drawing;

The fourth step is to pass the first cotton/silk sliver through the first roving to obtain the first cotton/silk roving; feed the cotton and cotton cooked sliver to the roving at the same time, and obtain the second cotton/silk sliver after passing through the second roving roving;

In the fifth step, the spun yarn is siro-spun. The first cotton/silk roving and the second cotton/silk roving are simultaneously fed into the spinning frame through the double bell mouth, and the cotton/cotton blended yarn is obtained after spinning;

The ratio of the cotton fiber weight to the silk fiber weight is: 50%-70%: 30%-50%.

Using the above-mentioned production method, the cotton fiber and mulberry silk fiber can be mixed evenly to make a blended yarn of good quality. Cotton slivers are mixed in the roving process after being drawn separately, and the mixing methods are various, so that the cotton fiber and silk fiber are evenly mixed. structure to improve yarn quality.

The technical scheme that technique of the present invention is further improved is as follows:

Preferably, in the first step, in the first blowing and carding unit of the cotton fiber, the process configuration follows the process principle of "more loose and more carding, combing instead of beating, less falling and early falling", and the FA006 reciprocating automatic cotton picking machine is adopted , TF type heavy object separator, FA103 type double axial flow cotton opener, FA0228 type multi-composite cotton blending machine with TF27 type bridge iron suction device, FA109 type cotton cleaning machine, FA151 type powerful dust removal machine, FA177A type Blowing and carding feeding box, FA221B carding machine. Cotton catching machine catching beater speed 1000-1300r/min; weight separator stripping beater speed 110-130r/min; double-axial flow opener first beater speed 400-430r/min, second beater speed 420-450r beater speed of multi-bin cotton blending machine is 550-600r/min; beater speed of cotton cleaning machine feeding box is 550-570r/min; the quantitative control of cotton sliver in the carding process is 20-25g/5m, and the cylinder speed The range is 300-350r/min, the licker-in speed range is 1000-1050r/min, the doffer speed range is 30-50r/min, and the flat line speed is 80-100mm/min.

Preferably, in the first step, in the preliminary processing of the mulberry silk, after the cocoons are loosened by a cocoon stripping machine, they are fed into a screw type impurity removal machine for impurity removal, and biological enzymes are used to degumming the removed silk, Then through washing, dehydration, and drying process to obtain fine dry cotton.

Preferably, in the second step, in the first circular-combed cotton, after the fine-dried cotton is manually sorted, it is moistened with mineral oil so that the moisture regain of the fine-dried cotton is controlled at 16%-17%; Cotton machine, DJ171 cotton cutting machine, CZ161 circular comb machine for cotton production; cotton opener combs 42%-44%, the distance between the opening cylinder and the licker-in roller is 4-5mm, and the distance between the cotton knife and the licker-in roller is 4-5mm. The distance is 3-4.5mm, the distance between the holding knife and the opening cylinder is 4-5mm, the surface speed of the opening roller is 1-2m/min, and the speed ratio between the opening roller and the opening cylinder is 190 -210, work roll line speed is 4-7m/min; cotton cutting machine carding is 33%-35%, feeding speed ratio is 320-420, and the distance between cotton cutting cylinder and licker-in roller is 6- 7mm; circular combing machine combing 35%-40%, inserting cotton height 25-35mm, turning cotton height 8-10mm, front carding cylinder and cylinder distance 1.5-2.4mm, rear carding cylinder and cylinder distance 1.0- 2.0mm, cylinder speed 4-4.5r/min, front carding drum speed 150-169m/min, rear carding drum speed 310-320m/min.

Preferably, in the second step, in the second circular comb making cotton, the first circular comb is passed through the DJ171 type cotton cutting machine, and the CZ162 type circular comb machine is used to make cotton; 35%, the feeding speed ratio is 320-380, the gauge between the cutting cylinder and the licker-in roller is 5-6mm; the circular comb machine is combing 30%-35%, the height of embedding is 20-25mm, and the height of turning 6-8mm, the distance between the front carding cylinder and the cylinder is 1.0-2.0mm, the distance between the rear carding cylinder and the cylinder is 1.0-1.5mm, the speed of the cylinder is 4.5-5r/min, the speed of the front carding cylinder is 160-175m/min, the rear Carding drum speed 310-320m/min.

Preferably, in the second step, in the third circular comb making cotton, the second circular comb is passed through the DJ171 type cotton cutting machine, and the CZ163 type circular comb machine is used to make cotton; 30%, the feeding speed ratio is 300-340, the gauge between the cutting cylinder and the licker-in roller is 4.5-5mm; the circular comb machine is combing 30%-40%, the height of embedding cotton is 15-20mm, and the height of turning cotton 5-7mm, the distance between the front carding cylinder and the cylinder is 1.0-2.0mm, the distance between the rear carding cylinder and the cylinder is 1.0-1.5mm, the speed of the cylinder is 5.5-6.0r/min, the speed of the front carding cylinder is 175-192m/min, The speed of the rear carding drum is 310-320m/min.

Preferably, in the second step, in the stretching and strip making, a CZ231 stretching machine and a CZ241 strip making machine are used; in order to improve the degree of fiber straightening and parallelism, the speed of the wooden drum of the stretching machine is relatively large, which is 12-14r/ min, the sliver weight is 3.5-5ktex.

Preferably, in the third step, in the first drawing frame, in order to avoid rotten rolls, the first sliver and the cotton sliver are mixed twice, and the first sliver is combined with the FA311F drawing frame, and the second is combined with the RSB-D22 Drawing frame; in order to improve the evenness of the sliver, an autolevelling device is used in the second paralleling, and 6 slivers are mixed, including 3 first slivers and 3 cotton slivers, and the total draft ratio is between 6-9 , The design quantity of cooked strips is 18-22g/5m.

Preferably, in the third step, in the second drawing frame, in order to mix the sliver evenly, three drawing frames are used; the first and second drawing frames adopt the CZ251 type drawing frame, and the final drawing frame adopts the CZ252 type drawing frame Drawing frame; the first and second passes are combined with 10-12 strands, and the final pass is combined with 5-6 drawframes; the total draft ratio is 8-14, and the quantitative design of cooked sliver is 18-22g/5m.

Preferably, in the third step, in the third drawing frame, the raw cotton sliver is drawn in two steps, the first parallel drawing frame adopts FA311F drawing frame, the second parallel drawing frame adopts RSB-D22 drawing frame, and the second parallel drawing frame adopts autolevelling In order to improve the evenness of the sliver, 6-8 slivers are used for mixing, the draft ratio is 6-9, the roller gauge is 15×12×20mm, the semi-cooked sliver design weight is 18-25g/5m, and the cooked sliver design Quantitative in 18-22g/5m.

Preferably, in the fourth step, in the first roving, the draft ratio in the rear area is set to 1.10-1.40, the total draft ratio is set to 6.0-8.2 times, the weight of the roving is controlled at 3.5-5.0g/10m, and the roving twist The coefficient is controlled at 65-85, the roller gauge is 14×30×38mm, and the roller diameter is 28×28×25×28mm.

Preferably, in the fourth step, in the second roving, the cotton sliver and the cotton sliver are fed simultaneously, the draft ratio in the rear area is 1.15-1.30, the total draft ratio is set to 13-16 times, and the roving quantitative Controlled at 4.2-5.0g/10m, roving twist coefficient controlled at 65-85, roller gauge at 14×30×38mm, roller diameter at 28×28×25×28mm.

Preferably, in the fifth step, in the spun yarn, a QFA1528 spinning frame equipped with a full polyspinning system is used, the selected yarn count is 7.4-29.2tex, the spun yarn twist coefficient is controlled at 360-420, and the roller diameter is 25×25×50mm , the roller gauge is (11-12.5)×(34-38)mm, and the spindle speed is 10000-12000r/min.

Advantage and beneficial effect of the present invention are:

(1) Cotton and silk are used as raw materials. The yarn has good elasticity and luster. The product feels delicate, soft and comfortable, and has a noble and elegant style.

(2) In the process of yarn processing, a part of the silk is drawn by the silk spinning system, and a part of the silk is drawn by the cotton spinning system, which is beneficial to improve the blending performance of the silk fiber.

(3) Silk and cotton fibers are mixed in two ways: mixing in the drawing process, mixing in the roving process, and using siro spinning technology in the spinning process to make the two fibers mix evenly.

(4) Silk fiber is soft and close to the body, warm and breathable, and has multiple health care effects on the human body. After being blended with cotton, it can properly reduce costs and meet market demand.

Specific implementation methods:

The present invention will be further described in detail below in conjunction with examples. However, the invention is not limited to the examples given.

Example

Spin and produce 8tex cotton/spun silk blended yarn on the QFA1528 spinning frame equipped with all-poly spinning system, this blended yarn is formed by blending by weight percentage of following components: 50% spun silk fiber and 50% cotton fiber, The yarn has comfortable handle, good moisture absorption and air permeability, and good health care performance.

The manufacturing process is as follows:

In the first step, the cotton fiber is passed through the first blowing and carding unit to obtain a cotton sliver; the mulberry silk is preliminarily processed to obtain a fine-dried cotton;

In the second step, the first fine cotton is obtained after the fine-dried cotton is made by the first circular comb; Cotton and the second fine cotton are obtained the first cotton strip and the second cotton strip after stretching and slivering respectively;

The third step is to pass 50% of the first sliver and 50% cotton sliver through the first drawing to obtain the first cotton/silk cooked sliver; pass the second sliver and cotton sliver through the second drawing and third drawing respectively Cotton cooked sliver and cotton cooked sliver are obtained after drawing;

The fourth step is to pass the first cotton/silk sliver through the first roving to obtain the first cotton/silk roving; feed 50% cotton cooked sliver and 50% cotton cooked sliver into the roving at the same time, and get the second roving after passing through the second roving Two cotton/silk rovings;

In the fifth step, the first cotton/silk roving and the second cotton/silk roving are simultaneously fed into the spinning frame, and the cotton/cotton blended yarn is obtained after spinning.

The specific parameters of each step are configured as follows:

(1) The first blowing and carding unit: when carding, the raw sliver weight is 20g/5m, the speed of the catching machine is 1000r/min, the speed of the heavy object separator is 110r/min, and the double-axial flow opener The speed of the first beater is 400r/min, the speed of the second beater is 420r/min, the beater speed of the multi-bin cotton blender is 550r/min, the beater speed of the cotton cleaning machine feeding box is 550r/min, the speed range of the carding cylinder is 300r/min, and the The roll speed range is 1000r/min, the doffer speed range is 30r/min, and the cover plate line speed is 80-100mm/min.

(2) Primary processing of silk: After the silkworm cocoons are loosened by the cocoon stripping machine, they are fed into the screw-type impurity removal machine for impurity removal, and biological enzymes are used to degumming the silk after impurity removal, and then washed, dehydrated, and dried to obtain Lean cotton.

(3) The first round comb: In the cotton made by the first round comb, after the fine-dried cotton is manually sorted, it is moistened with mineral oil, so that the moisture regain of the fine-dried cotton is controlled at 16%-17%; the DJ061 cotton opener is used , DJ171 cotton cutting machine, CZ161 circular combing machine for making cotton; the cotton opener combs 42%, the distance between the opening cylinder and the licker-in roller is 4mm, the distance between the cotton knife and the licker-in roller is 3mm, and the cotton knife The gauge to the opening cylinder is 5mm, the surface speed of the opening licker-in roller is 2m/min, the speed ratio between the opening licker-in roller and the opening cylinder is 190, and the linear speed of the working roll is 4m/min; The fold is 35%, the feeding speed ratio is 320, and the distance between the cotton cutting cylinder and the licker-in roller is 6mm. Circular comb machine combs 35%, inserting cotton height 25mm-35mm, turning cotton height 8-10mm, front carding cylinder and cylinder distance 1.5-2.4mm, rear carding cylinder and cylinder distance 1.0mm, cylinder speed 4r /min, the speed of the front carding cylinder is 150m/min, and the speed of the rear carding cylinder is 310m/min.

(4) The second circular comb: the combing of the cotton cutting machine is 33%, the feeding speed ratio is 340, the distance between the cutting cylinder and the licker-in roller is 5mm; the circular combing machine is combing 30%, and the height of the embedded cotton 22mm, turning height 7mm, distance between front carding cylinder and cylinder 1.0mm, distance between rear carding cylinder and cylinder 1.5mm, cylinder speed 4.8r/min, front carding cylinder speed 165m/min, rear carding cylinder speed 315m /min.

(5) The third circular comb: the combing of the cotton cutting machine is 20%, the feeding speed ratio is 300, and the distance between the cotton cutting cylinder and the licker-in roller is 4.5mm. Circular combing machine combing 30%, inserting cotton height 20mm, turning cotton height 7mm, front carding cylinder and cylinder distance 2.0mm, rear carding cylinder and cylinder distance 1.5mm, cylinder speed 5.5r/min, front carding The drum speed is 180m/min, and the rear carding drum speed is 315m/min.

(6) Extending and sliver making: the sliver weight is 4ktex, and the rotating speed of the wooden drum of the stretching machine is 12r/min.

(7) The first drawing: the quantitative design of cotton/silk half-cooked sliver is 19.5g/5m, and the first drawing is combined with 6 slivers, including 3 first slivers and 3 cotton slivers. The total draft ratio 6.2, the draft ratio in the rear area is set to 1.63; the quantitative design of cotton/silk sliver is 18g/5m, and the second drawing frame adopts 6 slivers to mix, the total draft ratio is 6.5, and the draft ratio in the rear area is set to 1.63. The roller gauge is 15×12×20mm.

(8) The second drawing: the quantitative design of cotton half-cooked sliver is 18.5g/5m, the first drawing is combined with 10 strands, and the total draft ratio is 10.8; the quantitative design of cotton mature sliver is 18g/5m, and the second drawing 12 draws are combined, the total draft ratio is 12.4, and the final drawing is combined with 6 passes, and the total draft ratio is 6.2.

(9) The third drawing: the cotton semi-cooked sliver design weight is 19.5g/5m, the head is combined with 6 slivers, the total draft ratio is 6.2, and the rear area draft ratio is set to 1.63; the cotton cooked sliver weight is 18g /5m, 6 slivers are combined in the second parallel, the total draft ratio is 6.5, the draft ratio in the rear area is set to 1.63, and the roller gauge is 15×12×20mm.

(10) The first roving: the quantitative design of cotton/silk roving is 4.5g/10m, the draft ratio in the rear area is 1.18, the total draft ratio is set to 8 times, the roving twist coefficient is 78, and the roller gauge is 14×30 ×38mm, roller diameter is 28×28×25×28mm.

(11) The second roving: the quantitative control of the roving is 4.5g/10m, the draft ratio in the back area is 1.20, the total draft ratio is set to 16 times, the twist coefficient of the roving is controlled at 78, and the roller gauge is 14×30×38mm, The diameter of the roller is 28×28×25×28mm.

(12) Spinning: adopt the QFA1528 spinning frame equipped with a full poly-spinning system, the yarn linear density is 8tex, the spinning twist coefficient is controlled at 420, the roller diameter is 25×25×50mm, the roller gauge is 12.5×34mm, and the spindle speed is 10000r/min.

After testing, the indicators of the cotton/silk blended yarn produced according to the above method are as follows:

Claims (6)

1. the production method of a kind of cotton/thin,tough silk scribbled, is characterized in that: includes following production stage

The first step, cotton fiber is obtained after the first Blowing carding the cotton carded sliver；Mulberry silk is obtained after initial processing keen-witted and capable silk floss；

Second step, keen-witted and capable silk floss is obtained the first drafts after the first circular comb system silk floss；The bourette of the first circular comb is justified through second, third The second drafts is obtained after comb system silk floss；By the first drafts and the second drafts respectively through extending, obtain the first silk floss article and the after processed article Two continuous bars；

3rd step, the first continuous bar is obtained the first cotton/thin,tough silk ripe bar with the cotton carded sliver after the first drafting；By second continuous article through the Two draftings obtain continuous ripe bar, and the cotton carded sliver is obtained cotton ripe bar after the 3rd drafting；

4th step, the first cotton/thin,tough silk ripe bar is obtained the first cotton/thin,tough silk rove after the first rove；By continuous ripe bar and cotton ripe bar thick Yarn feeds simultaneously, obtains the second cotton/thin,tough silk rove after the second rove；

5th step, spun yarn adopts SEILE textile spinning system, the first cotton/thin,tough silk rove and the second cotton/thin,tough silk rove through double horn mouth simultaneously Feeding spinning frame, obtains cotton/silk floss mixed yarn after spun yarn；

Described cotton fiber weight, the ratio of silk fiber weight are: 50%-70%:30%-50%.

2. the production method of a kind of cotton/thin,tough silk scribbled according to claim 1, is characterized in that: in the first step, described cotton In fiber first Blowing carding, Process configuration follow " how the many combs of pine, with comb generation beat, fall less caducous " technological principle, using fa006 The reciprocating automatic plucker of type, tf type heavy object separator, fa103 type twin shaft stream opener, attached tf27 type bridge-type inhale ferrum device Fa0228 type multi-mixer, fa109 type scutcher, fa151 type strength remove micronic dust machine, fa177a type continuous blowing-carding feeding hopper, Fa221b type carding machine, cotton Beater Speed 1000-1300r/min grabbed by griping cotton machine；Heavy object separator stripping Beater Speed 110- 130r/min；Twin shaft stream opener the first Beater Speed 400-430r/min, the second Beater Speed 420-450r/min；Many storehouses are mixed Cotton machine Beater Speed 550-600r/min；Scutcher cotton feeding box Beater Speed 550-570r/min；Cotton carded sliver during carding step In 20-25g/5m, the cylinder range of speeds is 300-350r/min to fixing quantity, and the licker-in range of speeds is 1000-1050r/min, Doffer speed scope is 30-50r/min, and cover plate linear velocity is 80-100mm/min；In mulberry silk initial processing, Bombyx bombycis are passed through After cocoon-peeling machine garnetting, feeding auger formula de-burring machine carries out remove impurity, carries out degumming process using enzyme to the silkworm silk after remove impurity, so Afterwards through washing, dehydration, drying process obtains keen-witted and capable silk floss.

3. the production method of a kind of cotton/thin,tough silk scribbled according to claim 1, is characterized in that: in second step, described In one circular comb system silk floss, keen-witted and capable silk floss, after manually sorting, using mineral oil dewing, makes the regain of keen-witted and capable silk floss control in 16%- 17%；Using dj061 type waste silk opener, dj171 type filling machine, it is continuous that cz161 type circular comber carries out system；Opener comb folding 42%- 44%, open continuous cylinder to licker-in gauge be 4-5mm, hold continuous knife to licker-in gauge be 3-4.5mm, hold continuous knife to open continuous cylinder every It is 1-2m/min away from for 4-5mm, opening continuous licker-in superficial velocity, opening continuous licker-in with the speed ratio opening continuous cylinder is 190-210, working roll Linear velocity is 4-7m/min；Filling machine comb folding is 33%-35%, and being fed for speed ratio is 320-420, between cut cotton cylinder and licker-in Gauge is 6-7mm；Circular comber comb folding 35%-40%, embedding silk floss height 25-35mm, turn over continuous height 8-10mm, front comber cylinder and stannum Woods gauge 1.5-2.4mm, rear comber cylinder and cylinder gauge 1.0-2.0mm, cylinder speed 4-4.5r/min, front comber cylinder speed Degree 150-169m/min, rear comber cylinder speed 310-320m/min；In described second circular comb system silk floss, by the first circular comb bourette warp Cross dj171 type filling machine, it is continuous that cz162 type circular comber carries out system；Filling machine comb folding is 30%-35%, and being fed for speed ratio is 320- 380, the gauge between cut cotton cylinder and licker-in is 5-6mm；Circular comber comb folding 30%-35%, embedding silk floss height 20-25mm, turn over silk floss Height 6-8mm, front comber cylinder and cylinder gauge 1.0-2.0mm, rear comber cylinder and cylinder gauge 1.0-1.5mm, cylinder speed Degree 4.5-5r/min, front comber cylinder speed 160-175m/min, rear comber cylinder speed 310-320m/min；Described 3rd circle In comb system silk floss, by the second circular comb bourette through dj171 type filling machine, it is continuous that cz163 type circular comber carries out system；Folding combed by filling machine 20%-30%, being fed for speed ratio is 300-340, and the gauge between cut cotton cylinder and licker-in is 4.5-5mm；Circular comber comb folding 30%- 40%, embedding silk floss height 15-20mm, turn over continuous height 5-7mm, front comber cylinder and cylinder gauge 1.0-2.0mm, rear comber cylinder with Cylinder gauge 1.0-1.5mm, cylinder speed 5.5-6.0r/min, front comber cylinder speed 175-192m/min, rear comber cylinder Speed 310-320m/min；In described extension, bar processed, using cz231 type spreadboard, cz241 type set frame；Stretch for improving fiber Straight parallel degree, the grasp bigger than normal of spreadboard wood roll rotating speed, is 12-14r/min, the quantification of 3.5-5ktex of continuous bar.

4. the production method of a kind of cotton/thin,tough silk scribbled according to claim 1, is characterized in that: in the 3rd step, described In one drafting, for avoiding rotten volume, the first continuous bar is mixed simultaneously with the cotton carded sliver twice, head simultaneously adopts fa311f drawing frame, and two simultaneously Using rsb-d22 drawing frame；For improve strip neat and well spaced degree, two and when adopt evereven, using 6 one threads mix, Wherein first continuous bar 3, the cotton carded sliver 3, between 6-9, ripe bar design quantitation is in 18-22g/5m for total draft multiple；Described In two draftings, for making continuous bar mix homogeneously, using three road draftings；Slubbing, two roads strip adoption cz251 type drawing frame, extreme trace is simultaneously Strip adoption cz252 type drawing frame；Slubbing, two roads using 10-12 root and close, and extreme trace using 5-6 road and closes；Total draft multiple is 8- 14, ripe bar quantitative design is 18-22g/5m；In described 3rd drafting, the cotton carded sliver is carried out Double Drawing, head simultaneously adopts fa311f Drawing frame, two and adopt rsb-d22 drawing frame, two and when adopt evereven, to improve the neat and well spaced degree of strip, using 6- 8 one thread mixing, drafting multiple is 6-9, and roller gauge is 15 × 12 × 20mm, and half ripe bar designs quantification of 18-25g/5m, ripe Bar design quantitation is in 18-22g/5m.

5. the production method of a kind of cotton/thin,tough silk scribbled according to claim 1, is characterized in that: in described first rove, It is 1.10-1.40 using back zone drafting multiple, total draft multiple is set to 6.0-8.2 times, and regular roving feeding controls in 3.5-5.0g/ 10m, roving twist factor controls in 65-85, and roller gauge is 14 × 30 × 38mm, and roller diameter is 28 × 28 × 25 × 28mm； In described second rove, fed using continuous ripe bar and cotton ripe bar, back zone drafting multiple is 1.15-1.30, total draft multiple simultaneously Be set to 13-16 times, regular roving feeding controls in 4.2-5.0g/10m, roving twist factor controls in 65-85, roller gauge be 14 × 30 × 38mm, roller diameter is 28 × 28 × 25 × 28mm.

6. the production method of a kind of cotton/thin,tough silk scribbled according to claim 1, is characterized in that: in described spun yarn, adopts Install the qfa1528 spinning frame of poly- spinning system entirely additional, be 7.4-29.2tex from yarn count, yarn twist factor controls in 360-420, Roller diameter 25 × 25 × 50mm, roller gauge is (11-12.5) × (34-38) mm, and ingot speed is 10000-12000r/min.