A kind of braiding preparation method of superpower wear-resistant braid over braid
Technical field
The present invention relates to a kind of braiding preparation method of superpower wear-resistant braid over braid.
Background technology
The thirties in last century, fabric all is a manual preparation, and originally raw material developed into polyamide fibre, terylene, polypropylene fibre, spandex etc. for cotton thread, linen thread afterwards gradually.At present; With various yarns is that the braid over braid processed of raw material is exquisite, various in style; The braid over braid structure has plain weave, twill, satin weave, jacquard weave, bilayer, multilayer, tubulose etc.; Be widely used in departments such as civilian dress ornament footwear bag, industry, agricultural, military supplies, communications and transportation, also formed simultaneously knitting, woollen yarn knitting, woven three major types technology.
Band in therapeutic medical traction belt, the bag; Seat band, conveying usefulness band etc. all are the textile structures with band shape of the Rack corresponding with purpose; Require to possess certain intensity and flexibility according to purposes, and require to possess the characteristic that is not distorted at width.Some ribbon needs to use repeatedly, for example bundlees, carries thing etc., so need big as far as possible mar proof.Some particular job environment needs lightweight and bigger tensile strength and ABRASION RESISTANCE at present.
To sum up, adopt the braid over braid of the braiding preparation method preparation of existing braid over braid to have the problem that ABRASION RESISTANCE is low, tensile strength is low.
Summary of the invention
There is the problem that ABRASION RESISTANCE is low, tensile strength is low in the present invention for the braid over braid that solves the braiding preparation method preparation of adopting existing braid over braid, and then a kind of braiding preparation method of superpower wear-resistant braid over braid is provided.
The braiding preparation method of superpower wear-resistant braid over braid of the present invention realizes according to following steps:
Step 1, select warp thread and the weft yarn of the pbo fiber of thin dawn 75~200D aramid fiber or thin dawn 100~300D for use as braid over braid;
Step 2, select for use fly-shuttle loom and shuttleless loom to carry out weaving of braid over braid;
Step 3, weft yarn is wound into bobbin that the shuttleless loom shuttle needs or weft yarn is wound into the cop of fly-shuttle loom shuttle;
Step 4, the long filament and the multifilament of warp thread are twisted processing, add and be twisted as 230 sth. made by twisting/rice;
Step 5, employing plain weave construction and twill-weave structure are carried out the braiding of braid over braid; Manufacture process is:
Step May Day, carry out winder: 30~200 bobbin yarns with certain-length are drawn from bobbin, and it is whole on axle to adopt the itemize method to be wound in parallel to each other, forms 30~200 length and is 100m through spool;
Step 5 two, pass the back reed of loom, menopause tablet, eight pages of heald frames, No. eight or ten No. four reed to the yarn sheet on axle successively according to the requirement of fabric tissue;
Step 5 three, the method through adjustment, transposing, change gear change the weft count of fabric, and weft yarn is single latitude weft yarn, and the density of weft yarn is 3.5~36.7mm;
The step the May 4th, adjust opening, send latitude, tightening weft speed, keep fluctuation up and down of warp tension simultaneously with the beam of a loom diameter variation;
After step 6, braiding are accomplished, take off fabric.
The invention has the beneficial effects as follows:
The present invention adopts thin dawn aramid fiber or pbo fiber as warp thread and weft yarn, and through certain weaving process, the TENSILE STRENGTH of the aramid fiber of selecting for use is 3.3GPa; Stretch modulus is 163GPa, and the tensile strength of pbo fiber is 5.2GPa, and modulus is 270GPa; Compare with the braid method that adopts existing braid over braid, width is that the tensile strength of the braid over braid of 3mm reaches more than the 600N, and the weight ratio TENSILE STRENGTH is 6 times of steel wire; 3 times of glass, 2 times of high-strength nylon industry silk; The stretch modulus of braid over braid of the present invention is 3 times of steel wire, 2 times of glass, 10 times of high-strength nylon industry silk; Under the traction force effect; Can bear the friction bigger than common fabric, after 100 frictions, the tearing brute force that resistance to wears of braid over braid still can reach more than 85% of original brute force;
The braiding preparation method of superpower wear-resistant braid over braid of the present invention can realize that normalization, size stabilization, serialization, the adaptation of product of ultra-thin braid over braid is good, production efficiency is high; Have anti-strong pulling force, high temperature resistant, fire-retardant, resistance to chemical attack simultaneously, have development prospect preferably.
Description of drawings
Fig. 1 is that the width of the embodiment of the invention one preparation is the superpower wear-resistant braid over braid structural representation of 3mm, and Fig. 2 is that the width of the embodiment of the invention two preparations is the superpower wear-resistant braid over braid structural representation of 12.5mm.
The specific embodiment
The specific embodiment one: shown in Fig. 1~2, the braiding preparation method step of the superpower wear-resistant braid over braid of this embodiment is following:
Step 1, select warp thread and the weft yarn of the pbo fiber of thin dawn 75~200D aramid fiber or thin dawn 100~300D for use as braid over braid;
Step 2, select for use fly-shuttle loom and shuttleless loom to carry out weaving of braid over braid;
Step 3, weft yarn is wound into bobbin that the shuttleless loom shuttle needs or weft yarn is wound into the cop of fly-shuttle loom shuttle;
Step 4, the long filament and the multifilament of warp thread are twisted processing, add and be twisted as 230 sth. made by twisting/rice;
Step 5, employing plain weave construction and twill-weave structure are carried out the braiding of braid over braid; Manufacture process is:
Step May Day, carry out winder: 30~200 bobbin yarns with certain-length are drawn from bobbin, and it is whole on axle to adopt the itemize method to be wound in parallel to each other, forms 30~200 length and is 100m through spool;
Step 5 two, pass the back reed of loom, menopause tablet, eight pages of heald frames, No. eight or ten No. four reed to the yarn sheet on axle successively according to the requirement of fabric tissue;
Step 5 three, the method through adjustment, transposing, change gear change the weft count of fabric, and weft yarn is single latitude weft yarn, and the density of weft yarn is 3.5~36.7mm;
The step the May 4th, adjust opening, send latitude, tightening weft speed, keep fluctuation up and down of warp tension simultaneously with the beam of a loom diameter variation;
After step 6, braiding are accomplished, take off fabric.
The thin dawn in this embodiment is meant the line density of fiber; That is to say in weaving processing, the cross section radical of fiber in the then corresponding increase yarn of same yarn count, thus significantly improve the uniformity and the intensity of resultant yarn; And help improving yam count; Because the fiber number of fine count fiber is thin, so the fabric thickness that weaves is merely 0.1~0.2mm, fine and close, lightweight; High superpower wear-resistant is meant that fabric vertically has anti-superpower pulling force among the preparation method of a kind of superpower wear-resistant braid over braid of this embodiment; Under the traction force effect; Can bear the friction bigger than common fabric, this braid over braid has excellent properties high temperature resistant, fire-retardant, wear-resisting, resistance to chemical attack simultaneously.
Select for use fine count fiber can weave the high tubing of tensile strength in the step 1 of this embodiment, and can obtain thin and soft hand feeling, have the mechanics and the chemical property of excellence simultaneously; Fly-shuttle loom fabric overall structure tubular in the step 2; There is not the limit seam; Rapier looms has outside high speed, high automation degree, the efficient fertile characteristics, also has positive filling insertion way, is about to that weft yarn is delivered to the fell center and without any need for guiding device; Have that very strong varietal adaptation, floor space are little, the control of reed width width evenly, have a pinhock limit; In the step 4 long filament multifilament is twisted the manufacturing property that processing can improve warp thread; Make in the fibre bundle the unlikely loose or slippage in back of closing or tangle of monofilament and the mutual born of the same parents of monofilament; Fiber is avoided with the reed friction fluffiness taking place in weaving process, obtains external appearance characteristics such as best gloss and feel; Select for use plain weave construction can make fabric thin and intensity high and each stress point tensile strength is even.
The specific embodiment two: warp thread and weft yarn are the mixed yarn of thin dawn 75~200D aramid fiber and the pbo fiber of thin dawn 100~300D in this embodiment step 1.Other is identical with the specific embodiment one.
The specific embodiment three: select for use the Rapier looms in the shuttleless loom to carry out the braiding of braid over braid in this embodiment step 2.Other is identical with the specific embodiment one.
The specific embodiment four: select for use fly-shuttle loom to carry out the braiding of braid over braid in the preparation method's of the ultra-thin tubing in high-strength thin footpath of this embodiment the step 2, in the step 3 weft yarn is wound into the cop of fly-shuttle loom shuttle.Other is identical with the specific embodiment one.
The specific embodiment five: weft yarn is the double weft weft yarn in the preparation method's of the ultra-thin tubing in high-strength thin footpath of this embodiment the step 5 three.Other is identical with the specific embodiment one.
Embodiment one:
Referring to Fig. 1, weaving width is the bandlet fabric of 3mm:
Step 1, warp thread are selected the 136D aramid fiber for use, twist 160, do not twist 48, and weft yarn is selected the 136D aramid fiber for use, does not twist, single latitude weft yarn;
Step 2, adopt 8 pages to gait and on fly-shuttle loom and high speed shuttleless loom, weave along piercing into row; Weave specification is a plain weave, and weft density is 20/mm, and denting fabric width 6mm, metric system porter are 14 teeth/10mm, and fabric thickness is 0.13mm (48 warp thread).
Embodiment two:
Referring to Fig. 2, weaving width is the bandlet fabric of 12.5mm:
Step 1, select the pbo fiber of warp thread 100D for use, twist 140 or do not twist 70; Weft yarn is selected the pbo fiber of 100D for use, does not twist single latitude;
Step 2, adopt 8 pages to gait and on fly-shuttle loom and high speed shuttleless loom, weave along piercing into row; Weave specification is a twill, and weft density is 27/mm, denting fabric width 15.5mm; The metric system porter is 14 teeth/10mm, and fabric thickness is 0.14mm (70 warp thread) and 0.18mm (140 warp thread).