CN102031607A - Method for producing cross twisted color-spinning elastic bunchy yarns - Google Patents

Abstract

The invention discloses a method for producing cross twisted color-spinning elastic bunchy yarns. In the method, a cross-twist device, a bunchy yarn device and a spandex core-spun device are combined. The method comprises the following steps of: dyeing by using a loose fiber dyeing machine; coiling by using a cotton cleaner; slivering by using a carding machine; combining by using a drawing frame; spinning rove by using a coarse spinner; feeding double colored roves into a drafting mechanism of a spinning frame; feeding spandex into a front roller of the drafting mechanism of the spinning frame by using the spandex core-spun device arranged on the spinning frame; changing the drafting multiples of the drafting mechanism of the spinning frame by using the bunchy yarn device through a servo driving system; and twisting the spun strands and the spandex silk by using a twisting mechanism of the spinning frame to form the cross twisted color-spinning elastic bunchy yarns. By the method, the technical problems that the spandex core-spun series yarns cannot be colored at high temperature and the color-spinning elastic bunchy yarns are difficult to weave are solved effectively.

Description

A kind of friendship twisted with the fingers the production method that look spins the elastic force slub yarn

Technical field

The present invention relates to a kind of spinning method, specifically a kind of the friendship twisted with the fingers the production method that look spins the elastic force slub yarn.

Background technology

The elastic filament that the elastic force slub yarn is twisted with the fingers in traditional friendship all adopts spandex, though spandex has better elastic, but contain the yarn of spandex or the molecular structure that lining hot environment when dyeing can change spandex, influence the stability of elastic force, in addition, textile fabric can descend significantly through dyeing back monofilament strength, and static is stronger, causes at the bottom of the yarn strength, problems such as filoplume is long, especially look spins the elastic force slub yarn, it is to adopt single rove feeding draw zone that traditional colour spins the elastic force slub yarn, by the slub yarn device, and the rotating speed of rear roller in the change, thereby changed the feed quantity of rove, the slub yarn that changes through front roller output thickness, but, make the transmission of the twist concentrate on detail section because of the variation of yarn body thickness, the slubbing place twist relatively a little less than, monofilament strength obviously descends after the stock-dye in addition, and especially when producing the product that ring is long or multiple is big, it is low to show yarn strength, strength irregularity is big, filoplume is long, makes to weave almost and can't carry out, and production efficiency is low.

Summary of the invention

Spin serial yarn for overcoming look, particularly to spin that slub yarn, look spin stretch yarn, look spins extraordinary yarn strengths such as elastic force slub yarn low for look, strength irregularity is big, filoplume is long, weave difficulty, hand over to twist with the fingers the problem that the elastic force slub yarn can't high-temp dyeing, the invention provides a kind of the friendship and twist with the fingers the production method that look spins the elastic force slub yarn, its technical scheme of taking is:

This method for producing step is as follows:

(1) essential color fiber is dyeed through the fine dyeing machine that looses successively, the centrifugal drier dehydration, the bulk fibre drying machine drying becomes bag with hydraulic press-packing at last;

(2) after the coloured fibre that will become to wrap is grasped by the disk griping cotton machine, mix through cotton blender machine successively, the step cleaner shredding, porcupine opener is done further shredding and is handled, lapper is with the fiber production rolling, coloured fibre after the rolling is carded to the carded sliver by carding machine, is carried out the drawing-off of the carded sliver again and is closed processing by drawing frame, produces the colored fibre rove by Speed frames at last;

(3) the eyes horn mouth of two colored fibre rove will producing in handing over twist device feeds the drafter on the fine spining machine simultaneously, at first under the control of rear roller in the drafter and the middle roller servomotor in the slub yarn device, forming the rove bar that two thicknesses change behind two roving-draftings of feeding, form two one fiber strands after two rove bars drawing-off of the handle of the front roller in drafter feeding then, simultaneously the spandex silk in spandex core-covered device conductive filament roller and front roller between produce drafting multiple and feed by the front roller place, last under the twisting mechanism effect on the fine spining machine, two one fiber strands are earlier around self twisting, twist simultaneously with the spandex silk after the front roller drawing-off again, promptly form and hand over the sth. made by twisting look to spin the elastic force slub yarn.

The present invention will hand over twist device, slub yarn device, spandex core-covered device to combine, and adopted two identical colored fibre rove productions to hand over the sth. made by twisting look to spin the elastic force slub yarn, solved spandex core-covered serial yarn can't high temperature colouring, look spin the elastic force slub yarn and weave a difficult technologies difficult problem, after having adopted friendship to twist with the fingers, two rove are in the slubbing conversion, output synchronously, two yarns after drawing-off at first are around self twisting, twisting promptly and mutually, the weak ring of the transition of single like this rove is overcome because of handing over the effect of twisting with the fingers.Compare with traditional elastic force slub yarn, the friendship of producing by this method is twisted with the fingers look and is spun the elastic force slub yarn, and it is powerful to improve 20%, and strength irregularity is little, and filoplume descends 15%, and it is nearly 50% that weaving efficiency improves, and improved the market competitiveness.

The specific embodiment

Below in conjunction with embodiment the present invention is described further:

This production method comprises following method step:

(1) essential color fiber is dyeed through the fine dyeing machine that looses successively, the centrifugal drier dehydration, the bulk fibre drying machine drying becomes bag with hydraulic press-packing at last;

(2) after the coloured fibre that will become to wrap is grasped by the disk griping cotton machine, mix through cotton blender machine successively, the step cleaner shredding, porcupine opener is done further shredding and is handled, lapper is with the fiber production rolling, coloured fibre after the rolling is carded to the carded sliver by carding machine, is carried out the drawing-off of the carded sliver again and is closed processing by drawing frame, produces the colored fibre rove by Speed frames at last;

(3) the eyes horn mouth of two colored fibre rove will producing in handing over twist device feeds the drafter on the fine spining machine simultaneously, at first under the control of rear roller in the drafter and the middle roller servomotor in the slub yarn device, forming the rove bar that two thicknesses change behind two roving-draftings of feeding, form two one fiber strands after two rove bars drawing-off of the handle of the front roller in drafter feeding then, simultaneously the spandex silk in spandex core-covered device conductive filament roller and front roller between produce drafting multiple and feed by the front roller place, last under the twisting mechanism effect on the fine spining machine, two one fiber strands are earlier around self twisting, twist simultaneously with the spandex silk after the front roller drawing-off again, promptly form and hand over the sth. made by twisting look to spin the elastic force slub yarn.

Hand over and twist with the fingers the device that production method adopted that look spins the elastic force slub yarn, comprise slub yarn device, spandex core-covered device, hand over twist device, drafter and twisting mechanism, wherein drafter is made up of front roller, middle roller and rear roller, and twisting mechanism is made up of twizzle, rings, steel traveler, spindle, bobbin etc.

Hand over twist device to be made up of principal post, crossbeam, lift spindle, lift spindle frame, lever jack, the adjustable twoport horn mouth of magnetic etc., wherein the eyes horn mouth is installed on the rear roller rear of fine spining machine, realizes that the double joint rove feeds draw zone simultaneously.Handing over twist device is to install two row's lift spindles additional at former fine spining machine, makes fine spining machine rove capacity be increased to 840 ingots by 420 original ingots, and every ingot changes two rove into by a traditional rove and feeds the eyes horn mouth simultaneously and enter the fine spining machine draw zone and carry out drawing-off.

The slub yarn device comprises servomotor and Programmable Logic Controller, servomotor is under Controlled by Programmable Controller, control the middle roller and the rear roller of fine spining machine separately, in the realization, rear roller fast or converting motion at a slow speed, when the servomotor quick rotation, the rove feed quantity is big, and yarn just forms a ring, just produces a details during servomotor slow rotation.

Install chain additional at the front roller place of fine spining machine and become the spandex core-spun yarn device with chain wheel set, be connected to the conductive filament roller of spandex core-spun yarn by custom-designed reducing gear.Under the drive of front roller, by reduction gearing mechanism, make the conductive filament roller of spandex core-covered device and front roller form speed difference, spandex silk between produces drafting multiple and is fed by the front roller place.

Claims (1)

1. hand over and twist with the fingers the production method that look spins the elastic force slub yarn for one kind, it is characterized in that comprising following method step:

(1) essential color fiber is dyeed through the fine dyeing machine that looses successively, the centrifugal drier dehydration, the bulk fibre drying machine drying becomes bag with hydraulic press-packing at last;

(2) after the coloured fibre that will become to wrap is grasped by the disk griping cotton machine, mix through cotton blender machine successively, the step cleaner shredding, porcupine opener is done further shredding and is handled, lapper is with the fiber production rolling, coloured fibre after the rolling is carded to the carded sliver by carding machine, is carried out the drawing-off of the carded sliver again and is closed processing by drawing frame, produces the colored fibre rove by Speed frames at last;

(3) the eyes horn mouth of two colored fibre rove will producing in handing over twist device feeds the drafter on the fine spining machine simultaneously, at first under the control of rear roller in the drafter and the middle roller servomotor in the slub yarn device, forming the rove bar that two thicknesses change behind two roving-draftings of feeding, form two one fiber strands after two rove bars drawing-off of the handle of the front roller in drafter feeding then, simultaneously the spandex silk in spandex core-covered device conductive filament roller and front roller between produce drafting multiple and feed by the front roller place, last under the twisting mechanism effect on the fine spining machine, two one fiber strands are earlier around self twisting, twist simultaneously with the spandex silk after the front roller drawing-off again, promptly form and hand over the sth. made by twisting look to spin the elastic force slub yarn.