CN111926455A - Hybrid braided structure sailing rope and manufacturing method thereof - Google Patents
Hybrid braided structure sailing rope and manufacturing method thereof Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 239000000835 fiber Substances 0.000 claims abstract description 65
- 238000009941 weaving Methods 0.000 claims description 80
- 229920006231 aramid fiber Polymers 0.000 claims description 18
- WJXQFVMTIGJBFX-UHFFFAOYSA-N 4-methoxytyramine Chemical compound COC1=CC=C(CCN)C=C1O WJXQFVMTIGJBFX-UHFFFAOYSA-N 0.000 claims description 16
- 239000010985 leather Substances 0.000 claims description 16
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 16
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 8
- 238000009940 knitting Methods 0.000 claims description 7
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 6
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 3
- 229920004933 Terylene® Polymers 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 3
- 229920006253 high performance fiber Polymers 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 229920000728 polyester Polymers 0.000 description 11
- 239000004760 aramid Substances 0.000 description 10
- 238000009954 braiding Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
- D04C1/00—Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof
- D04C1/06—Braid or lace serving particular purposes
- D04C1/12—Cords, lines, or tows
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
- D04C1/00—Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof
- D04C1/02—Braid or lace, e.g. pillow-lace; Processes for the manufacture thereof made from particular materials
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Abstract
The invention provides a sailing boat rope with a mixed braided structure, which comprises a rope core with a single braided structure and a rope sheath wrapped outside the rope core, wherein the rope sheath and the rope core are braided by a plurality of strands formed by twisting high-strength fibers, the rope sheath comprises sheath strands in an S twisting direction and a Z twisting direction, and the number of the sheath strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1. According to the invention, the sheath and the core of the sailing boat rope are interwoven and matched in a single-strand and double-strand structure, so that the flexibility of the whole rope is improved on the basis of keeping the high strength, low elongation and low creep of high-performance fibers, and the defects of the wear resistance and bending fatigue resistance of the rope are improved, so that the sailing boat rope which is comfortable to use and greatly prolonged in service life is obtained, and the sailing boat rope has great practical significance.
Description
Technical Field
The invention relates to a sailing rope with a mixed braided structure and a manufacturing method thereof, belonging to the technical field of fiber ropes.
Background
Sailing boat sailing sports have become a civilized popular sport in developed countries in Europe and America, and most Chinese people are in fresh contact with sailing boat sailing sports in China due to the influence of traditional life styles, but with the improvement of living standard of people and the successful operation of numerous sailing boat clubs, the distance between sailing boat sports and ordinary people is further drawn, more and more people also start to try sailing sports to find out the feeling of galloping on the sea, so the sailing boat consumption market is a future field with great value, and sailing boat ropes necessary for sailing boat sports are certainly to become rope doors with great potential in China after the day.
Because the higher specialty and the potential risk of sailing boat motion, consequently, the performance requirement directive property to sailing boat rope is stronger, require the rope body to satisfy under good feeling and the pliability prerequisite, possess simultaneously wear-resisting, weatherability, bending fatigue resistance and the characteristic of low creep, and a rope will have so many performances concurrently, only can't satisfy through the simple collocation of multiple high performance fibre, for the demand that satisfies low creep, if present most sailing boat ropes, adopt aramid fiber or LCP fibre as the material of rope core or rope skin, but these two kinds of fibre are because the bending modulus height of self and resistant yarn friction properties is poor, lead to the bending fatigue resistance and the wear resistance of rope poor and the rope is whole stiff, greatly reduced the life and the use comfort level of sailing boat rope product.
Therefore, a sailing boat rope with good flexibility, wear resistance, bending fatigue resistance and low creep is needed.
Disclosure of Invention
The invention aims to solve the technical barriers of the existing sailing rope and provide a sailing rope with a mixed braided structure and a manufacturing method thereof, the sailing rope is of a braided structure with single-strand and double-strand matching of a rope sheath component, and meanwhile, a rope core can also adopt a braided structure with single-strand and double-strand matching, so that the advantage of wear resistance of the single-strand structure is combined with the advantage of flexibility of the double-strand structure, the friction loss of single-strand yarn is low, the single-strand yarn is balanced with the multiple easy heat dissipation of double-strand gaps, and the bending fatigue resistance of the sailing rope is greatly improved, so that the defect of poor wear resistance and bending fatigue resistance caused by the application of aramid fiber or LCP fiber to the sailing rope is overcome, and meanwhile, the rope retains the characteristic of low creep of the fiber.
The invention provides a sailing rope with a mixed braided structure and a manufacturing method thereof, and the specific technical scheme is as follows,
a sailing boat rope with a mixed braided structure comprises a rope core with a single braided structure and a rope sheath wrapped outside the rope core, wherein the rope sheath and the rope core are braided by a plurality of strands formed by twisting high-strength fibers, the rope sheath comprises sheath strands in an S twisting direction and a Z twisting direction, and the number of the sheath strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1.
Preferably, the number of the S-twist-direction skin strands and the Z-twist-direction skin strands is 1:2, the number of the S-twist-direction skin strands is 8, 12 or 16, and the number of the Z-twist-direction skin strands is 16, 24 or 32; the number of the S-twisting direction skin strands and the number of the Z-twisting direction skin strands are 2:1, the number of the S-twisting direction skin strands is 16, 24 or 32, and the number of the corresponding Z-twisting direction skin strands is 8, 12 or 16.
Preferably, the rope core comprises core strands in an S twisting direction and core strands in a Z twisting direction, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are 1:1, 1:2 or 2: 1.
Further, the number of the core strands in the S twisting direction and the Z twisting direction is 1:1, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are both 4, 6, 8, 12 or 16; the number of the core strands in the S twisting direction and the Z twisting direction is 1:2, the number of the core strands in the S twisting direction is 4, 6 or 8, and the number of the core strands corresponding to the Z twisting direction is 8, 12 or 16 respectively; the number of the core strands in the S twisting direction and the Z twisting direction is 2:1, the number of the core strands in the S twisting direction is 8, 12 or 16, and the number of the core strands corresponding to the Z twisting direction is 4, 6 or 8 respectively.
Preferably, the high-strength fiber comprises at least one of terylene, aramid, LCP and HMPE.
A manufacturing method of a sailing boat rope with a hybrid weaving structure comprises the following steps:
step a, selecting fibers: selecting at least one high-strength fiber;
step b, rope core stranding: selecting a plurality of high-strength fibers, twisting the high-strength fibers on a full-automatic stranding machine to obtain core strands with a certain length, wherein the number of strands in an S twisting direction and a Z twisting direction is 1:1, 1:2 or 2: 1;
step c, core strand pre-weaving: if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:1, arranging the S-twisting direction strands and the Z-twisting direction strands according to a single core strand or two core strands in parallel; if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:2, respectively arranging the S-twisting direction core strands and the Z-twisting direction core strands according to a single core strand arrangement and two core strands in parallel; if the number of strands in the S twisting direction and the Z twisting direction is 2:1, respectively arranging core strands in the S twisting direction and the Z twisting direction in parallel according to two core strands and arranging a single core strand, and pre-weaving the arranged core strands into a yarn tube which accords with a spindle of a high-speed knitting machine on a full-automatic pre-weaving machine, wherein the half number of the yarn tubes is the S twisting direction, and the half number of the yarn tubes is the Z twisting direction;
step d, manufacturing a rope core: c, weaving half of the S twisting direction bobbins and half of the Z twisting direction bobbins in the step c into 1 rope core on a high-speed weaving machine;
step e, doubling and twisting the rope and the sheath: a plurality of high-strength fibers are selected to obtain skin strands with certain length by twisting on a full-automatic ring twisting machine, and the number of strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1;
step f, pre-weaving the skin strands: if the number of the S-direction twisted strands and the Z-direction twisted strands is 1:2, arranging the S-direction twisted leather strands and the Z-direction twisted leather strands respectively according to a single leather strand and two leather strands in parallel; if the number of the S-twist-direction strands and the Z-twist-direction strands is 2:1, respectively arranging the S-twist-direction skin strands and the Z-twist-direction skin strands in parallel according to two skin strands and arranging a single skin strand, pre-weaving the arranged skin strands into a yarn tube which accords with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein half of the yarn tube is in the S-twist direction, and half of the yarn tube is in the Z-twist direction;
step g, rope manufacturing: and f, taking the yarn tubes obtained in the step f as rope sheath weaving elements, weaving the yarn tubes outside the rope core on a high-speed weaving machine according to the condition that half of yarn tubes travel clockwise and half of yarn tubes travel anticlockwise to form the rope sheath, and coating the rope core with the rope sheath to form the whole rope at one time.
According to the invention, the sheath and the core of the sailing boat rope are interwoven and matched in a single-strand and double-strand structure, so that the flexibility of the whole rope is improved on the basis of keeping the high strength, low elongation and low creep of high-performance fibers, and the defects of the wear resistance and bending fatigue resistance of the rope are improved, so that the sailing boat rope which is comfortable to use and greatly prolonged in service life is obtained, and the sailing boat rope has great practical significance.
Drawings
Fig. 1 is a schematic structural view of a hybrid braided sailing rope according to the present invention.
Fig. 2 is a schematic cross-sectional view of a hybrid braided sailboat rope of the present invention.
In the figure: 1. rope skin; 2. a rope core; 3. a single core strand; 4. two core strands are arranged side by side; 5. a single skin strand; 6. two skin strands are arranged side by side.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the sailing boat rope with the mixed braided structure comprises a rope core 2 with a single braided structure and a rope sheath 1 wrapped outside the rope core 2, wherein the rope sheath 1 and the rope core 2 are braided by a plurality of strands formed by twisting high-strength fibers, each strand comprises a sheath strand and a core strand, the rope sheath 1 comprises sheath strands in an S-twisting direction and a Z-twisting direction, and the number of the sheath strands in the S-twisting direction and the Z-twisting direction is 1:2 or 2: 1. The high-strength fiber is composed of at least one of terylene, aramid fiber, LCP and HMPE.
The number of the S-twisting direction skin strands and the number of the Z-twisting direction skin strands are 1:2, the number of the S-twisting direction skin strands is 8, 12 or 16, and the number of the corresponding Z-twisting direction skin strands is 16, 24 or 32; the number of the S-twisting direction skin strands and the number of the Z-twisting direction skin strands are 2:1, the number of the S-twisting direction skin strands is 16, 24 or 32, and the number of the corresponding Z-twisting direction skin strands is 8, 12 or 16.
The rope core 2 comprises core strands in an S twisting direction and core strands in a Z twisting direction, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are 1:1, 1:2 or 2: 1.
The number of the core strands in the S twisting direction and the Z twisting direction is 1:1, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are both 4, 6, 8, 12 or 16; the number of the core strands in the S twisting direction and the Z twisting direction is 1:2, the number of the core strands in the S twisting direction is 4, 6 or 8, and the number of the core strands corresponding to the Z twisting direction is 8, 12 or 16 respectively; the number of the core strands in the S twisting direction and the Z twisting direction is 2:1, the number of the core strands in the S twisting direction is 8, 12 or 16, and the number of the core strands corresponding to the Z twisting direction is 4, 6 or 8 respectively.
A manufacturing method of a sailing boat rope with a hybrid weaving structure comprises the following steps:
step a, selecting fibers: selecting at least one high-strength fiber;
step b, rope core stranding: selecting a plurality of high-strength fibers, twisting the high-strength fibers on a full-automatic stranding machine to obtain core strands with a certain length, wherein the number of strands in an S twisting direction and a Z twisting direction is 1:1, 1:2 or 2: 1;
step c, core strand pre-weaving: if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:1, arranging the S-twisting direction strands and the Z-twisting direction strands according to a single core strand or two core strands in parallel; if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:2, respectively arranging the S-twisting direction core strands and the Z-twisting direction core strands according to a single core strand arrangement and two core strands in parallel; if the number of strands in the S twisting direction and the Z twisting direction is 2:1, respectively arranging core strands in the S twisting direction and the Z twisting direction in parallel according to two core strands and arranging a single core strand, and pre-weaving the arranged core strands into a yarn tube which accords with a spindle of a high-speed knitting machine on a full-automatic pre-weaving machine, wherein the half number of the yarn tubes is the S twisting direction, and the half number of the yarn tubes is the Z twisting direction;
step d, manufacturing a rope core: c, weaving half of the S twisting direction bobbins and half of the Z twisting direction bobbins in the step c into 1 rope core 2 on a high-speed weaving machine;
step e, doubling and twisting the rope and the sheath: a plurality of high-strength fibers are selected to obtain skin strands with certain length by twisting on a full-automatic ring twisting machine, and the number of strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1;
step f, pre-weaving the skin strands: if the number of the S-direction twisted strands and the Z-direction twisted strands is 1:2, arranging the S-direction twisted leather strands and the Z-direction twisted leather strands respectively according to a single leather strand and two leather strands in parallel; if the number of the S-twist-direction strands and the Z-twist-direction strands is 2:1, respectively arranging the S-twist-direction skin strands and the Z-twist-direction skin strands in parallel according to two skin strands and arranging a single skin strand, pre-weaving the arranged skin strands into a yarn tube which accords with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein half of the yarn tube is in the S-twist direction, and half of the yarn tube is in the Z-twist direction;
step g, rope manufacturing: and f, taking the yarn tubes obtained in the step f as weaving elements of the rope sheath 1, weaving the yarn tubes outside the rope core 2 on a high-speed weaving machine according to the condition that half of yarn tubes travel clockwise and half of yarn tubes travel anticlockwise to form the rope sheath 1, and wrapping the rope core 2 by the rope sheath 1 to form the whole rope at one time.
Example 1, a hybrid braided sailboat rope, with a rope diameter of 8mm, was produced by the following steps:
(1) selecting fibers: selecting 1000D polyester fiber and 1000D aramid fiber;
(2) rope core stranding: selecting 16 1000D polyester fibers, and twisting the selected 1000D polyester fibers on a full-automatic stranding machine for 40 twists/m to obtain core strands of 120m, wherein 6 strands are in an S twist direction, 6 strands are in a Z twist direction, and the number of strands in the S twist direction and the Z twist direction is 1: 1;
(3) pre-weaving core strands: arranging the S-twisting direction core strands and the Z-twisting direction core strands according to a single core strand, and pre-weaving bobbins conforming to a spindle of a high-speed braiding machine on a full-automatic pre-weaving machine, wherein 6 bobbins are in the S-twisting direction, and 6 bobbins are in the Z-twisting direction;
(4) manufacturing a rope core: weaving 6S-direction yarn tubes and 6Z-direction yarn tubes into 1 rope core 2 of 100m on a high-speed knitting machine;
(5) doubling and twisting the rope and the leather: selecting 5 1000D polyester fibers, and obtaining 2400m S-twisted sheath strands on a full-automatic ring twisting machine according to 100 twists/m, and dividing the S-twisted sheath strands into 16 strands; selecting 10 1000D aramid fibers, and obtaining 1200m Z-direction sheath strands on a full-automatic ring twisting machine according to 50 twists/m, and dividing the Z-direction sheath strands into 8 strands; the number of strands in the S twisting direction and the Z twisting direction is 2: 1;
(6) pre-weaving the skin strands: arranging the obtained 16S-twist-direction polyester fiber skin strands in parallel according to two, arranging the obtained 8Z-twist-direction aramid fiber skin strands in parallel according to a single strand, and pre-weaving a bobbin which accords with a spindle of a high-speed braiding machine on a full-automatic pre-weaving machine, wherein the number of the S-twist-direction bobbins is 8, and the number of the Z-twist bobbins is 8; (ii) a
(7) Rope manufacturing: and weaving the obtained 16 bobbins serving as the weaving elements of the rope sheath 1 outside the rope core 2 on a high-speed weaving machine according to 8 clockwise walking and 8 anticlockwise walking to form the rope sheath 1, and coating the rope core 2 with the rope sheath 1 to form a whole rope of 100m at one time.
Example 2, a hybrid braided sailboat rope, with a rope diameter of 10mm, was produced by the following steps:
(1) selecting fibers: selecting 1000D polyester fiber, 1000D aramid fiber and 1600D HMPE fiber;
(2) rope core stranding: selecting 12 HMPE fibers with 1600D, twisting the HMPE fibers by 30 twists/m on a full-automatic stranding machine to obtain core strands with 60m S twists, wherein 6 strands are obtained, selecting 6 HMPE fibers with 1600D, twisting the HMPE fibers by 50 twists/m on the full-automatic stranding machine to obtain core strands with 60m Z twists, and 12 strands are obtained, wherein the number of strands in the S twist direction and the Z twist direction is 1: 2;
(3) pre-weaving core strands: arranging S-twist core strands according to a single core strand, arranging Z-twist core strands in parallel according to two core strands, and pre-weaving bobbins which accord with a spindle of a high-speed braiding machine on a full-automatic pre-weaving machine, wherein 6 bobbins are in the S-twist direction, and 6 bobbins are in the Z-twist direction;
(4) manufacturing a rope core: weaving 6S-direction yarn tubes and 6Z-direction yarn tubes into 1 rope core 2 with the length of 50m on a high-speed knitting machine;
(5) doubling and twisting the rope and the leather: selecting 2 1000D polyester fibers and 8 1000D aramid fibers, and obtaining 900m S twisted strand strands on a full-automatic ring twisting machine according to 60 twists/m, and dividing the S twisted strand strands into 12 strands; selecting 4 1000D polyester fibers and 1 aramid fiber, and obtaining 1800m of Z-direction strands on a full-automatic ring twisting machine according to 90 twists per meter, and dividing the strands into 24 strands; the number of strands in the S twisting direction and the Z twisting direction is 1: 2;
(6) pre-weaving the skin strands: arranging the obtained 12S-twist-direction mixed fiber skin strands according to a single piece, arranging the obtained 24Z-twist-direction mixed fiber skin strands according to two pieces in parallel, and pre-weaving bobbins which accord with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein the number of the S-twist-direction bobbins is 12, and the number of the Z-twist bobbins is 12;
(7) rope manufacturing: the 24 yarn tubes are obtained as weaving elements of the rope sheath 1, the 24 yarn tubes are woven outside the rope core 2 according to 12 clockwise walking and 12 anticlockwise walking on a high-speed weaving machine to form the rope sheath 1, the rope sheath 1 covers the rope core 2 to form a whole rope of 50m at one time, as shown in figure 2, the rope sheath 1 for preparing the whole rope comprises a single sheath strand 5 and two side-by-side sheath strands 6, and the rope core 2 comprises a single core strand 3 and two side-by-side core strands 4.
Example 3, a hybrid braided sailboat rope, with a rope diameter of 14mm, was produced by the following steps:
(1) selecting fibers: selecting LCP fibers with the specification of 1000D, aramid fibers with the specification of 1000D and HMPE fibers with the specification of 1000D;
(2) rope core stranding: selecting 20 HMPE fibers with 1000D, twisting the HMPE fibers with 30 twists/m on a full-automatic stranding machine to obtain core strands with 60m S twist directions, wherein 16 strands are obtained, selecting 20 HMPE fibers with 1000D, twisting the HMPE fibers with 30 twists/m on the full-automatic stranding machine to obtain core strands with 60m Z twist directions, and 16 strands are obtained, wherein the number of strands in S twist directions and Z twist directions is 1: 1;
(3) pre-weaving core strands: arranging the S-direction core strands and the Z-direction core strands in parallel according to two, and pre-weaving bobbins which accord with a spindle of a high-speed braiding machine on a full-automatic pre-weaving machine, wherein 8 bobbins are in the S-direction and 8 bobbins are in the Z-direction;
(4) manufacturing a rope core: weaving 8S-direction yarn tubes and 8Z-direction yarn tubes into 1 rope core 2 with the length of 50m on a high-speed weaving machine;
(5) doubling and twisting the rope and the leather: selecting 2 1000D aramid fibers and 5 1000D LCP fibers, and obtaining 2400m S twisted strand strands on a full-automatic ring twisting machine according to 60 twists per meter, and dividing the S twisted strand strands into 32 strands; selecting 10 1000D aramid fibers and 4 1000D LCP fibers, and obtaining 1200m of Z-direction strand strands on a full-automatic ring twisting machine according to 40 twists per meter, and dividing the strand strands into 16 strands; the number of strands in the S twisting direction and the Z twisting direction is 2: 1;
(6) pre-weaving the skin strands: arranging the obtained 32S-twist-direction mixed fiber skin strands in parallel according to two, arranging the obtained 16Z-twist-direction mixed fiber skin strands in parallel according to a single, and pre-weaving bobbins which accord with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein the number of the S-twist-direction bobbins is 16, and the number of the Z-twist bobbins is 16;
(7) rope manufacturing: 32 yarn tubes are obtained as weaving elements of the rope sheath 1, the yarn tubes are woven outside the rope core 2 on a high-speed weaving machine according to the condition that 16 yarn tubes move clockwise and 16 yarn tubes move anticlockwise to form the rope sheath 1, and the rope sheath 1 covers the rope core 2 to form a whole rope of 50m at one time.
Example 4, a hybrid braided sailboat rope, 16mm in rope diameter, was produced by the following steps:
(1) selecting fibers: selecting 1000D polyester fiber, 1000D aramid fiber and 1000D HMPE fiber;
(2) rope core stranding: selecting 19 1000D HMPE fibers and 37 1000D aramid fibers to obtain 120m S twisted core strands by twisting 30 twists/m on a full-automatic strand making machine, wherein 8 strands are obtained, selecting 19 1000D HMPE fibers and 9 1000D aramid fibers to obtain 120m Z twisted core strands by twisting 35 twists/m on the full-automatic strand making machine, and 16 strands are obtained, wherein the number of S twisted strands and Z twisted strands is 1: 2;
(3) pre-weaving core strands: arranging the S-twist core strands in a single manner, arranging the Z-twist core strands in parallel in two manners, and pre-weaving the yarn tubes which accord with a spindle of a high-speed knitting machine on a full-automatic pre-weaving machine, wherein 8 yarn tubes are in the S-twist direction, and 8 yarn tubes are in the Z-twist direction;
(4) manufacturing a rope core: weaving 8S-direction yarn tubes and 8Z-direction yarn tubes into 1 rope core 2 of 100m on a high-speed knitting machine;
(5) doubling and twisting the rope and the leather: selecting 3 1000D aramid fibers and 5 1000D polyester fibers, and obtaining 4800m S-direction strand strands on a full-automatic ring twisting machine according to 70 twists per meter, and dividing the S-direction strand strands into 32 strands; selecting 10 1000D aramid fibers and 6 1000D polyester fibers, and obtaining 2400m Z-direction strands on a full-automatic ring twisting machine according to 45 twists/m, and dividing the strands into 16 strands; the number of strands in the S twisting direction and the Z twisting direction is 2: 1;
(6) pre-weaving the skin strands: arranging the obtained 32S-twist-direction mixed fiber skin strands in parallel according to two, arranging the obtained 16Z-twist-direction mixed fiber skin strands in parallel according to a single, and pre-weaving bobbins which accord with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein the number of the S-twist-direction bobbins is 16, and the number of the Z-twist bobbins is 16;
(7) rope manufacturing: 32 yarn tubes are obtained as weaving elements of the rope sheath 1, the yarn tubes are woven outside the rope core 2 on a high-speed weaving machine according to the condition that 16 yarn tubes move clockwise and 16 yarn tubes move anticlockwise to form the rope sheath 1, and the rope sheath 1 covers the rope core 2 to form a whole rope with the length of 100m at one time.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. A hybrid braided structural sailing rope, characterized in that: the rope comprises a rope core with a single braided structure and a rope sheath wrapped outside the rope core, wherein the rope sheath and the rope core are braided by a plurality of strands formed by twisting high-strength fibers, the rope sheath comprises sheath strands in an S twisting direction and a Z twisting direction, and the number of the sheath strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1.
2. The hybrid braided structure sailing rope of claim 1, wherein: the number of the S-twisting direction skin strands and the number of the Z-twisting direction skin strands are 1:2, the number of the S-twisting direction skin strands is 8, 12 or 16, and the number of the corresponding Z-twisting direction skin strands is 16, 24 or 32; the number of the S-twisting direction skin strands and the number of the Z-twisting direction skin strands are 2:1, the number of the S-twisting direction skin strands is 16, 24 or 32, and the number of the corresponding Z-twisting direction skin strands is 8, 12 or 16.
3. The hybrid braided structure sailing rope of claim 1, wherein: the rope core comprises core strands in an S twisting direction and core strands in a Z twisting direction, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are 1:1, 1:2 or 2: 1.
4. A hybrid braided structure sailing rope as claimed in claim 3, characterized in that: the number of the core strands in the S twisting direction and the Z twisting direction is 1:1, and the number of the core strands in the S twisting direction and the number of the core strands in the Z twisting direction are both 4, 6, 8, 12 or 16; the number of the core strands in the S twisting direction and the Z twisting direction is 1:2, the number of the core strands in the S twisting direction is 4, 6 or 8, and the number of the core strands corresponding to the Z twisting direction is 8, 12 or 16 respectively; the number of the core strands in the S twisting direction and the Z twisting direction is 2:1, the number of the core strands in the S twisting direction is 8, 12 or 16, and the number of the core strands corresponding to the Z twisting direction is 4, 6 or 8 respectively.
5. The hybrid braided structure sailing rope of claim 1, wherein: the high-strength fiber at least comprises one of terylene, aramid fiber, LCP and HMPE.
6. A manufacturing method of a sailing boat rope with a mixed weaving structure is characterized in that: the method comprises the following steps:
step a, selecting fibers: selecting at least one high-strength fiber;
step b, rope core stranding: selecting a plurality of high-strength fibers, twisting the high-strength fibers on a full-automatic stranding machine to obtain core strands with a certain length, wherein the number of strands in an S twisting direction and a Z twisting direction is 1:1, 1:2 or 2: 1;
step c, core strand pre-weaving: if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:1, arranging the S-twisting direction strands and the Z-twisting direction strands according to a single core strand or arranging two core strands in parallel; if the number of the S-twisting direction strands and the Z-twisting direction strands is 1:2, respectively arranging the S-twisting direction core strands and the Z-twisting direction core strands according to a single core strand arrangement and two core strands in parallel; if the number of strands in the S twisting direction and the Z twisting direction is 2:1, respectively arranging core strands in the S twisting direction and the Z twisting direction in parallel according to two core strands and arranging a single core strand, and pre-weaving the arranged core strands into a yarn tube which accords with a spindle of a high-speed knitting machine on a full-automatic pre-weaving machine, wherein the half number of the yarn tubes is the S twisting direction, and the half number of the yarn tubes is the Z twisting direction;
step d, manufacturing a rope core: c, weaving half of the S twisting direction bobbins and half of the Z twisting direction bobbins in the step c into 1 rope core on a high-speed weaving machine;
step e, doubling and twisting the rope and the sheath: a plurality of high-strength fibers are selected to obtain skin strands with certain length by twisting on a full-automatic ring twisting machine, and the number of strands in the S twisting direction and the Z twisting direction is 1:2 or 2: 1;
step f, pre-weaving the skin strands: if the number of the S-direction twisted strands and the Z-direction twisted strands is 1:2, arranging the S-direction twisted leather strands and the Z-direction twisted leather strands respectively according to a single leather strand and two leather strands in parallel; if the number of the S-twist-direction strands and the Z-twist-direction strands is 2:1, respectively arranging the S-twist-direction skin strands and the Z-twist-direction skin strands in parallel according to two skin strands and arranging a single skin strand, pre-weaving the arranged skin strands into a yarn tube which accords with a spindle of a high-speed weaving machine on a full-automatic pre-weaving machine, wherein half of the yarn tube is in the S-twist direction, and half of the yarn tube is in the Z-twist direction;
step g, rope manufacturing: and f, taking the yarn tubes obtained in the step f as rope sheath weaving elements, weaving the yarn tubes outside the rope core on a high-speed weaving machine according to the condition that half of yarn tubes travel clockwise and half of yarn tubes travel anticlockwise to form the rope sheath, and coating the rope core with the rope sheath to form the whole rope at one time.
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| DE8329191U1 (en) * | 1982-10-16 | 1987-05-21 | Hashi, Saeko, Tokio/Tokyo | Covered rubber cord |
| CN104372520A (en) * | 2014-11-26 | 2015-02-25 | 泰安鲁普耐特塑料有限公司 | Escape rope and preparation method thereof |
| CN105169467A (en) * | 2009-04-27 | 2015-12-23 | 泰利福医疗公司 | Colored Suture Construction |
| CN110016758A (en) * | 2019-05-07 | 2019-07-16 | 鲁普耐特集团有限公司 | It is a kind of it is high-strength, it is low extension and sailing boat rope of resist bending fatigue and preparation method thereof |
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2020
- 2020-07-13 CN CN202010669240.6A patent/CN111926455A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8329191U1 (en) * | 1982-10-16 | 1987-05-21 | Hashi, Saeko, Tokio/Tokyo | Covered rubber cord |
| CN105169467A (en) * | 2009-04-27 | 2015-12-23 | 泰利福医疗公司 | Colored Suture Construction |
| CN104372520A (en) * | 2014-11-26 | 2015-02-25 | 泰安鲁普耐特塑料有限公司 | Escape rope and preparation method thereof |
| CN110016758A (en) * | 2019-05-07 | 2019-07-16 | 鲁普耐特集团有限公司 | It is a kind of it is high-strength, it is low extension and sailing boat rope of resist bending fatigue and preparation method thereof |
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Application publication date: 20201113 |