A kind of spinning method that yarn is carried out the boundling pressurized treatments
Technical field
The present invention relates to a kind of spinning method that yarn is carried out the boundling pressurized treatments, concrete is exactly by installing a kind of device that yarn is carried out the boundling pressurized treatments additional on existing spinning equipment, belonging to technical field of textile processing.
Technical background
Filoplume is one of important indicator of weighing yarn qualities.Yarn filoplume not only affects the production efficiency of the rear operation such as woven, knitting, and affects today that the presentation quality, particularly shuttleless loom of final products are generally applied, and reduces the Yarn filoplume tool and is of great significance.
Aspect the control Yarn filoplume, scholar both domestic and external did a large amount of research.Usually the method that adopts has two kinds, and a kind of is to adopt conventional method, and a kind of is that the special-purpose fluff reducing device of development is eliminated filoplume.Conventional method is by the reasonably optimizing of technological parameter or applies some Advanced Spinning Technologies and reduce the generation of filoplume, as improving yarn twist, reduce spinning speed, suitably increase spinning tension, suitably reduce the spun yarn back zone drafting multiple or adopt as compact spinning technology etc.Reduce by add some simple filoplume cancellation elements on traditional ring throstle the focus that Yarn filoplume is present spinning technique research.Substantially adopt at present the method for jet-impingement, the jet-impingement device namely is installed between front roller and twizzle, utilize the revolution of air-flow to make established filoplume paste volt in yam surface, as U.S. Department of Intellectual Property invention disclosed patent on April 10th, 1979 " method and apparatus yarn treatment ", the patent No. 41481779, U.S. Department of Intellectual Property on August 22nd, 1989
Invention disclosed patent " method and apparatus for modifying sun textile yarn ", the patent No. 5263311.The main difference of these researchs is that the difference due to the jet-impingement device causes the yam surface fiber to be subjected to force direction different, thereby produces different coiling effects and cause the difference of Yarn filoplume eradicating efficacy.While, these devices must be installed special-purpose compressed air unit and pipeline, and complex structure, be arranged on fine spining machine spinner's joint is operated and has a great impact, and energy consumption is larger.
The press bar distance clip of with groove, China Patent Publication No. CN201459313U, open day on 05 12nd, 2010, denomination of invention is the press bar distance clip of with groove, this patent discloses a kind of press bar distance clip of with groove, comprise spacing block and the pressure bar that is fixed on two ends, spacing block left and right, have the concave groove I that is del and concave groove II triangular in shape on the symmetrical sidewall of pressure bar, concave groove I be positioned at concave groove II directly over and its groove face greater than groove face, the pointed bottom surface of concave groove I and the pointed end face of concave groove II of concave groove II
Just join.The press bar distance clip of this utility model with groove is in spinning process, the yarn cross section is subject to disperse function by concave groove II triangular in shape again after the concave groove I by being del is subject to contraction, thereby the control that the yarn cross section is subject to reduces to have affected yarn quality.
Summary of the invention
Problem for above-mentioned existence, the object of the present invention is to provide a kind of spinning method that yarn is carried out the boundling pressurized treatments, its technical solution is: install the boundling pressurization process device additional on ring throstle front draft zone spacing block, yarn is by medium rubber roller and middle roller input boundling pressurization process device, yarn after boundling pressurization process device boundling pressurized treatments,, through the front jaw output of front roller and front leather roller composition, pass through twizzle, steel traveler and rings, be wound on ring bobbin.
described boundling pressurization process device is by pressure bar, bunch block forms, it is cylindric that pressure bar is, be symmetrically distributed with four holddown grooves on pressure bar, be set with fixedly cushion rubber on holddown groove, have through hole and boundling groove on bunch block, the boundling groove is perpendicular to through hole, the boundling groove is imported and exported the axis of center line perpendicular to through hole, the boundling groove bottom part is between center to the summit of through hole of through hole, the input of boundling groove is the splayed retraction slot, the length of splayed retraction slot is half of boundling slot length, through hole slip cap on bunch block is contained on pressure bar, pressure bar one end has keyway and is connected with an end key of the through hole of bunch block.
Owing to having adopted above technical scheme, compared with prior art, a kind of spinning method that yarn is carried out the boundling pressurized treatments of the present invention, its advantage is:
yarn is by in medium rubber roller and middle roller input front draft zone, enter in the boundling pressurization process device, the horizontal boundling that first is subject to boundling groove splayed retraction slot in yarn is processed, edge fiber in yarn is progressively concentrated to the yarn center, be conducive to progressively reduce the width of yarn cross section, frictional force in yarn between fiber has also obtained enhancing, yarn after laterally boundling is processed, excellent longitudinal pressing is under pressure through pressure bar the time, the rubbing action that increases between the effect of the additional friction force circle longitudinal pressing that yarn is strengthened and fiber, the reach of Fiber Velocity point, improved the bar evenness of yarn.yarn after the pressure bar longitudinal pressing is processed is exported through the boundling groove, the yarn cross section is the width of boundling groove output, thereby the stable cross-sectional width that has reduced yarn, yarn after boundling pressurization process device boundling pressurized treatments, front jaw output through front roller and front leather roller composition enters twist triangle zone, cross-sectional width due to yarn in twist triangle zone reduces, make twist triangle zone reduce when twisting, move on the point of twisting simultaneously, be conducive to improve twisting efficiency, reduced end breakage rate, the structure of resultant yarn is tightr, can effectively reduce resultant yarn filoplume, increase the brute force of resultant yarn, yarn after twist triangle zone twisting passes through twizzle, steel traveler and rings, be wound on ring bobbin.
The present invention has reduced twist triangle zone to the spinning method that yarn carries out the boundling pressurized treatments, moves on the point of twisting simultaneously, is conducive to improve twisting efficiency, has reduced end breakage rate, and yarn formation structure is tight, can significantly be lowered into
The yarn filoplume, improve Spinning Evenness and yarn strength.Of the present invention a kind of that yarn is carried out the spinning method of boundling pressurized treatments is easy to operate, little on the block lathe work operation impact.
Description of drawings
Fig. 1 is operation principle schematic diagram of the present invention.
Fig. 2 is boundling treating apparatus structural representation of the present invention.
Fig. 3 is bunch block structural representation of the present invention.
The specific embodiment
Be described in further detail of the present invention below in conjunction with accompanying drawing, see accompanying drawing.
a kind of spinning method that yarn is carried out the boundling pressurized treatments, install boundling pressurization process device 5 additional on ring throstle front draft zone spacing block 4, yarn 1 is by medium rubber roller 2 and middle roller 3 input boundling pressurization process devices 5, described boundling pressurization process device 5 is by pressure bar 12, bunch block 13 forms, pressure bar 12 is cylindric, be symmetrically distributed with four holddown grooves 16 on pressure bar 12, be set with fixedly cushion rubber 17 on holddown groove 16, have through hole 14 and boundling groove 15 on bunch block 13, boundling groove 15 is perpendicular to through hole 14, boundling groove 15 is imported and exported the axis of center line perpendicular to through hole 14, boundling groove 15 bottoms are between through hole 14De center to the summit of through hole 14, the input of boundling groove 15 is the splayed retraction slot, the length of splayed retraction slot is half of boundling groove 15 length, through hole 14 slip caps on bunch block 13 are contained on pressure bar 12, pressure bar 12 1 ends have keyway and are connected with an end key of the through hole 14 of bunch block 13, bunch block 13 can slided along pressure bar 12 between two holddown grooves of an end on pressure bar 12, but can not be around pressure bar 12 axis swings.
yarn 1 is by in medium rubber roller 2 and middle roller 3 input front draft zones, enter boundling pressurization process device 5, the horizontal boundling that first is subject to boundling groove 15 splayed retraction slots in yarn is processed, edge fiber in yarn 1 is progressively concentrated to yarn 1 center, be conducive to progressively reduce the width of yarn 1 cross section, frictional force in yarn 1 between fiber has also obtained enhancing, yarn 1 after laterally boundling is processed, at the longitudinal pressing of rod 12 that is under pressure when the pressure bar 12, the rubbing action that increases between the effect of the additional friction force circle longitudinal pressing that yarn 1 is strengthened and fiber, yarn 1 Fiber Velocity point reach, improved the bar evenness of yarn 1.
Yarn 1 enters boundling pressurization process device 5, drives bunch block 13 and is sliding along pressure bar 12 between two holddown grooves of an end on pressure bar 12, but can not, around pressure bar 12 axis swings, be conducive to yarn 1 and be subject at any time the boundling effect of bunch block 13.
yarn 1 after pressure bar 12 longitudinal pressings are processed is through 15 outputs of boundling groove, yarn 1 cross section is the width of boundling groove 15 outputs, thereby the stable cross-sectional width that has reduced yarn 1, yarn 1 after boundling pressurization process device 5 boundling pressurized treatments, front jaw output through front roller 6 and front leather roller 7 compositions enters twist triangle zone, cross-sectional width due to yarn 1 in twist triangle zone reduces, make twist triangle zone reduce when twisting, move on the point of twisting simultaneously, be conducive to improve twisting efficiency, reduced end breakage rate, the structure of resultant yarn is tightr, can effectively reduce resultant yarn filoplume, increase the brute force of resultant yarn, yarn 1 after twist triangle zone twisting is by twizzle 8, steel traveler 9 and rings 10, be wound on ring bobbin 11.