CN102260940A - High-efficiency tight spinning process - Google Patents

Abstract

The invention belongs to the technical field of spinning, and in particular discloses a high-efficiency tight spinning process. According to the process, on the basis of a tight spinning technology, a fibre control device is additionally arranged in a spun yarn drafting zone; a friction field is increased; the fibre motion can be effectively controlled; in particular, the control of staple fibre is more obvious; therefore, a fibre speed changing point shifts forwardly; and the yarn unevenness is more uniform. According to the process disclosed by the invention, the process has the advantages of simple step, tight operation and strong process connectivity; the fibre motion can be better to control in the production process; the obtained product has the advantages of uniform density, sufficient volume, high intensity and low production cost; and the process is applicable to being popularized and applied widely.

Description

A kind of efficient closely textile technology

(1) technical field

The invention belongs to textile technology field, particularly a kind of efficient closely textile technology.

(2) background technology

Because traditional functions of textile fabrics is single, the original performance of fabric can not satisfy the requirement in many special industries, special place, and the lining class is not high, and the scope of application is narrow, and its added value is not high yet.Along with the continuous development of textile technology, weaving face fabric just by economical and practical to light in structure thinning, style trendization, function of useization, health environment-friendly development, thereby the exploitation of multifunctional fabric has been the inexorable trend of weaving development.

China is textiles big country, also is huge textiles consumption market, under the situation that global textiles is growing more intense, and the innovation textile technology, improving product index is a kind of inexorable trend.

(3) summary of the invention

The present invention provides a kind of efficient closely textile technology tight, good product quality of operating in order to remedy the deficiencies in the prior art.

The present invention is achieved through the following technical solutions:

A kind of efficient closely textile technology mainly comprises the steps:

(1) the cotton uniformly layer of thickness will be mixed and made into behind raw cotton opener, the scutching cotton;

(2) will make sliver after cotton piece branch comb, the removal of impurities;

(3) with some slivers and and, drawing-off, general sliver quantity is 20, makes that the edge is smooth, the rouleau of clear layer;

(4) cotton knot, impurity and the fibre defect in the removing fiber, further defibre to certain thickness, is made the parallel sliver that stretches of fiber with the sliver drawing-down;

(5) with 6 ~ 8 slivers and and, sliver elongated to take out carefully further evenly mixes;

(6) sliver is elongated to take out equably carefully make rove, and in addition suitable turn, last winding shaping;

(7) with the rove drawing-down, and turn becomes spun yarn in addition, is wound on then and makes cop on the bobbin;

(8) use rotor spinning machine through the twisting resultant yarn, set up a fiber aggregate device before the draw-gear of spinning machine, spinning volume coiled large package bobbin;

(9) special-shaped aspiration channel overcoat network circle is set before the bobbin winder, spun yarn moves on the network circle, on bobbin winder the spun yarn cop is continued, be wound into that density is even, capacity fully, be shaped good, be convenient to move back the bobbin of separating.

The present invention is a kind of technology of carrying out novel spinning on improved novel ring throstle.Its spinning principle mainly is: increased a fiber aggregate device before the ring throstle draw-gear, eliminated front roller basically to the spinning triangular zone between the twisting point.Fiber strip is after front roller nip output, earlier through special-shaped aspiration channel overcoat network circle, yarn moves on the network circle, because the contraction and the polymerization of air-flow, air draught groove by special pipe makes strand integrated composite, rotation, progressively transfers cylinder to from flat, and the termination of fiber is all twisted with the fingers in the yarn, therefore resultant yarn is very tight, and yarn appearance is bright and clean, filoplume is few.Compact spinning line brute force is high, filoplume is few.

The present invention is exactly on the basis of compact spinning technology, increases fiber controller in the spinning-drafting district, has increased friction field, fiber movement is controlled effectively, especially more obvious to staple fibre control, make the reach of fiber speed change point, it is more even therefore to become sliver to do.

Step of the present invention is simple, operates tightly, and the operation connectivity is strong, and fiber movement is controlled well in the production process, and the product density that obtains is even, capacity abundant, the brute force height, and production cost is low, is suitable for wide popularization and application.

(4) specific embodiment

Embodiment:

1. scutching cotton

(1) opener: the raw cotton that will press, relax into less cotton piece or flock, in order to mixing, the carrying out smoothly of removal of impurities effect;

(2) scutching cotton: the staple fibre of removing most of impurity, fault in the raw cotton and should not spinning;

(3) mixed cotton: with the raw cotton of heterogeneity, carry out fully and equably mixing, in order to stablizing of cotton yarn quality;

(4) make meet the requirements, the uniformly cotton layer of thickness.

2. comb and parallel cotton fibers prior to spinning

(1) divides comb: cotton piece is resolved into the filament state, improve straightening of fibers, parastate;

(2) removal of impurities: remove fine impurities and short flannel in the lap;

(3) make the further full and uniform mixing of fiber;

(4) slivering: make satisfactory sliver.

3. silver lap

(1) and close and drawing-off: generally with 20 give drafting carry out and close, drawing-off, improve the extended parallelization of fiber in the rouleau;

(2) rolling: make the rouleau of specific length and weight, require the edge smooth, move back clear layer when separating.

4. combing

(1) removal of impurities: remove cotton knot, impurity and fibre defect in the fiber;

(2) combing: further defibre, get rid of the following staple fibre of certain-length, improve the length regularity and the degree of stretching of fiber;

(3) drawing-off: certain thickness is arrived in the sliver drawing-down, and improve the fiber parallel stretch degree;

(4) slivering: make satisfactory sliver.

5. drafting

(1) and close: generally carry out with 6-8 root sliver and close, it is irregular to improve the sliver long segment;

(2) drawing-off: sliver elongated take out carefully, and further improve the parallel degree of stretching of fiber to predetermined weight;

(3) mix: utilize and close and drawing-off, fiber is further evenly mixed; The sliver that different wheat heads, different process are handled, and cotton and chemical fibre blending etc. all can adopt sliver mixed cotton mode, mix on drawing frame.

6. rove

(1) drawing-off: ripe elongated equably take out carefully, and it is parallel that fiber is further stretched;

(2) twisting: with the yarn after the drawing-off, in addition suitable turn makes sliver have certain brute force, in order to unwinding on reeling roving and the fine spining machine;

(3) coiling and shaping: reeling roving is become certain shape, do further to process so that carry, store and be suitable for spun yarn.

7. spun yarn

(1) drawing-off: to required fineness, make straightening of fibers parallel the rove drawing-down;

(2) twisting: with yarn turn in addition, become have certain twist, certain powerful spun yarn;

(3) reel: the spun yarn after will twisting is wound on the bobbin;

(4) make the cop of a certain size and shape, be convenient to carrying and back working procedure processing.

7 rotor spinnings

The spinning method that belongs to a kind of comparative maturity of open-end-spinning category, comprise in the resultant yarn process of rotor spinning machine that semi-products (strip) feed to be given, shredding and be separated into filament, condense and synthetic yarn by filamentary transfer conveying, through the twisting resultant yarn, be wound into the large package bobbin at last.

8 winders

Winding procedure carries out on bobbin winder, and its task is that the spun yarn cop that will obtain in the spinning engineering is continued, and in this process, makes yarn obtain tension force suitable, uniformity; Yarn defects such as thickness joint, impurity and dirt bits on the yarn are checked and are removed in requirement in accordance with regulations, form little and strong tieing in the clear defect process; Be wound into that density is even, capacity fully, be shaped good, be convenient to move back the bobbin of separating.

Technology energy resource consumption situation: this technology mainly consumes electric power.The main consumption of electric power be blowing, carding machine, dust filtration device, combing machine, drawing frame, Speed frames, fine spining machine, special equipment such as inhale.

The present invention compares except having with common compact spinning technology and closely spins the advantage, also has following advantage:

(1) bar is done more even; In tight spinning process, sliver is to gather after having finished drawing-off again, does not have a big improvement so bar is dried.And fiber controller has been installed in the present invention again additional in draw zone, fiber is more effectively controlled, so bar evenness has greatly improved, and be example for example closely to spin 80S, commonly spin closely that the 80S bar does 13.8, details 18, slubbing 23, cotton knot 35; The 80S bar that the present invention obtains does 12.8, details 3, slubbing 9, cotton knot 23;

(2) brute force is higher; Because the present invention can make bar do more even, slubbing, details still less, thereby make powerful highly, for example commonly spin closely that 80S is powerful to be 175CN, reach 180CN and efficiently closely spin the 80S brute force;

(3) cost is lower; Because the present invention can improve product quality better, therefore, under equal quality requires, can reduce cost.Through measuring and calculating, owing to used economize in raw materials 5,000,000 yuan of costs of this technology, the company that can be every year.

Claims (2)

1. an efficient closely textile technology is characterized by, and mainly comprises the steps:

(1) the cotton uniformly layer of thickness will be mixed and made into behind raw cotton opener, the scutching cotton;

(2) will make sliver after cotton piece branch comb, the removal of impurities;

(3) with some slivers and and, drawing-off, make that the edge is smooth, the rouleau of clear layer;

(4) cotton knot, impurity and the fibre defect in the removing fiber, further defibre to certain thickness, is made the parallel sliver that stretches of fiber with the sliver drawing-down;

(5) with 6 ~ 8 slivers and and, sliver elongated to take out carefully further evenly mixes;

(6) sliver is elongated to take out equably carefully make rove, and in addition suitable turn, last winding shaping;

(7) with the rove drawing-down, and turn becomes spun yarn in addition, is wound on then and makes cop on the bobbin;

(8) use rotor spinning machine through the twisting resultant yarn, set up a fiber aggregate device before the draw-gear of spinning machine, spinning volume coiled large package bobbin;

(9) special-shaped aspiration channel overcoat network circle is set before the bobbin winder, spun yarn moves on the network circle, on bobbin winder the spun yarn cop is continued, be wound into that density is even, capacity fully, be shaped good, be convenient to move back the bobbin of separating.

2. efficient closely textile technology according to claim 1 is characterized in that: in the step (3), with 20 slivers and and, drawing-off, make rouleau.