CN112127043A - Wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation and manufacturing method thereof - Google Patents
Wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation and manufacturing method thereof Download PDFInfo
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- CN112127043A CN112127043A CN202011056961.6A CN202011056961A CN112127043A CN 112127043 A CN112127043 A CN 112127043A CN 202011056961 A CN202011056961 A CN 202011056961A CN 112127043 A CN112127043 A CN 112127043A
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- 239000000835 fiber Substances 0.000 title claims abstract description 81
- 239000000126 substance Substances 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000010410 layer Substances 0.000 claims abstract description 69
- 239000012792 core layer Substances 0.000 claims abstract description 25
- 238000009941 weaving Methods 0.000 claims description 81
- 238000009940 knitting Methods 0.000 claims description 51
- 229920000728 polyester Polymers 0.000 claims description 36
- 229920001778 nylon Polymers 0.000 claims description 24
- 238000009954 braiding Methods 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 claims 5
- 210000003981 ectoderm Anatomy 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000005020 polyethylene terephthalate 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
- D04C3/00—Braiding or lacing machines
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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Abstract
The invention provides a wear-resistant and sharp-angle-resistant high-altitude operation chemical fiber rope which comprises an outer skin layer, a middle layer and an inner core layer, wherein the outer skin layer, the middle layer and the inner core layer are arranged layer by layer from outside to inside, the outer skin layer is of a 32-braided, 40-braided or 48-braided structure, the outer skin layer is in a plain 2 x 2 single-spindle double-strand braided form, the middle layer is of a 16-braided or 24-braided structure, the inner core layer comprises a plurality of braided ropes arranged in parallel, and the braided ropes are of a 12-braided or 16-braided structure. The middle layer and the outer skin layer of the chemical fiber rope for high-altitude operation are connected into the rope skin, the thickness is increased, the chemical fiber rope is more wear-resistant, the inner core layer of the chemical fiber rope consists of a plurality of braided ropes, and even if one braided rope is broken when the braided rope is in contact with a sharp edge, other braided ropes can play a role in protection. The chemical fiber rope has the advantages of wear resistance and cutting resistance, and also has the advantages of small elongation and high breaking strength, and is suitable for high-altitude operation including edge operation, opening operation and cross operation.
Description
Technical Field
The invention relates to a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation and a manufacturing method thereof, and belongs to the technical field of fiber ropes.
Background
The high-place work is a work performed by a person at a high place with reference to a certain position. The national standard GB/T3608 + 2008 "Classification of high altitude operations": "work at a high place where there is a possibility of falling at a height of 2m or more (including 2m) from the falling height reference surface is called high place work. "
In order to facilitate the precaution work in the operation process and effectively prevent the accidents of falling of people and objects from high places, according to the characteristics of the building industry, in the construction of building installation engineering, the construction operations of various forms of openings and adjacent edges within the structural range of buildings and structures, and various types of holes, pits, ditches, grooves and other engineering operations on the fields outside the structural body and beside a passage are treated as high place operation and protected as long as the conditions are met.
At present, most of safety ropes selected during high-altitude operation are static ropes, the static ropes are ropes with sandwich structures, and inner cores are generally thin three-strand twisted wire structures. When the high-altitude operation meets a relatively sharp edge, the inner core is easy to break once the outer skin is worn.
Disclosure of Invention
In order to solve the problems, the invention provides a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation and a manufacturing method thereof, and the specific technical scheme is as follows,
the utility model provides a wear-resisting sharp-pointed angle resistant aerial work chemical fiber rope, includes ectoderm, intermediate level and the inner core layer that outside-in successive layer set up, the ectoderm is 32 to compile, 40 compiles or 48 compiles the structure, and the ectoderm is plain weave 2 x 2 single spindle double strand and weaves the form, the intermediate level is 16 to compile or 24 compiles the structure, the inner core layer includes the rope of weaving that many parallels arranged, weave the rope for 12 compile, 16 compile and weave the structure.
Preferably, the outer skin layer and the inner core layer are made of polyester fibers or nylon fibers, and the middle layer is made of polyester staple fibers.
Further, the breaking strength of the polyester fiber or the nylon fiber is more than 8.3 g/d.
Preferably, the outer skin layer is formed by weaving a plurality of outer skin single-stranded twisted wires which are made by twisting 3-6 polyester fibers or nylon fibers, the weaving rope is formed by weaving a plurality of inner core single-stranded twisted wires which are made by twisting 4-7 polyester fibers or nylon fibers, and the middle layer is formed by weaving 4-7 polyester staple fibers.
Furthermore, the number of S twists and Z twists of the sheath single-stranded twisted wire and the inner core single-stranded twisted wire is half respectively.
Preferably, the diameter range of the chemical fiber rope is 9-12mm, and the diameter of the braided rope is 3-5 mm.
A manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation comprises the following steps:
step one, outer skin twisting: 3-6 polyester fibers or nylon fibers are selected to be twisted to prepare a sheath single-stranded twisted wire, the twist is set to be 40-80 twist/m, and the number of S twist direction and Z twist direction is half respectively;
step two, pre-weaving the outer skin: pre-weaving and winding the outer skin single-stranded twisted wire in the step one onto a bobbin of corresponding equipment by a full-automatic doubling machine;
step three, twisting inner cores: 4-7 polyester fibers or nylon fibers are selected to be twisted to prepare inner core single-stranded twisted wires, and the twist is set to be 40-60 twists/m;
step four, pre-weaving an inner core: winding the inner core single-stranded twisted wire prepared in the third step on a 12-braiding or 16-braiding machine bobbin through a pre-braiding machine, wherein the number of S twisting direction and Z twisting direction is half respectively;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 12-braiding or 16-braiding machine for braiding to obtain 5-8 braided ropes;
step six, pre-weaving the middle layer: selecting 4-7 polyester staple fibers, and winding the polyester staple fibers on a bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the yarn tube pre-knitted in the sixth step on a 16-knitting or 24-knitting machine, selecting 5-8 knitting ropes obtained in the fifth step and placing the knitting ropes at the central position of the knitting machine to finish knitting of the middle layer and the inner core layer;
step eight, weaving an outer skin layer: and (4) placing the spool pre-woven in the second step on a knitting machine, placing the combination of the inner core layer and the middle layer obtained in the seventh step at the central position of the knitting machine, and alternately knitting single-stranded twisted wires on the outer skin to obtain the wear-resistant and cutting-resistant high-altitude operation chemical fiber rope.
The chemical fiber rope for high-altitude operation is additionally provided with the middle layer structure, the middle layer and the outer skin layer are connected into the rope skin, the thickness is increased, the chemical fiber rope is more wear-resistant, the inner core layer of the chemical fiber rope consists of a plurality of braided ropes, and even if one braided rope is broken when the chemical fiber rope meets a sharp edge, other braided ropes can play a role in protection. The chemical fiber rope has the advantages of wear resistance and cutting resistance, and also has the advantages of small elongation and high breaking strength. The chemical fiber rope is suitable for high-altitude operation, including edge operation, opening operation and cross operation.
Drawings
Fig. 1 is a schematic structural view of the wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation.
In the figure: 1. an outer skin layer; 2. an intermediate layer; 3. an inner core layer.
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, a wear-resistant and sharp-corner-resistant chemical fiber rope for high-altitude operation comprises an outer skin layer 1, an intermediate layer 2 and an inner core layer 3 which are arranged layer by layer from outside to inside, wherein the outer skin layer 1 is in a 32-plaited, 40-plaited or 48-plaited structure, the outer skin layer 1 is in a plain weave 2 x 2 single-spindle double-strand weaving form, the intermediate layer 2 is in a 16-plaited or 24-plaited structure, the inner core layer 3 comprises a plurality of parallel weaving ropes, and the weaving ropes are 12-plaited or 16-plaited structures. The diameter range of the chemical fiber rope is 9-12mm, and the diameter of the weaving rope is 3-5 mm. The chemical fiber rope is suitable for high-altitude operation, including edge operation, opening operation and cross operation. The middle layer 2 is added to the chemical fiber rope, and the outer skin layer 1 and the middle layer 2 are used as the rope skins, so that the chemical fiber rope is increased in thickness and more wear-resistant; meanwhile, the inner core layer 3 of the rope consists of a plurality of braided ropes, and even if one braided rope is broken when the sharp edge is touched, a plurality of braided ropes can play a role in protection. The chemical fiber rope has the advantages of wear resistance and cutting resistance, and also has the advantages of small elongation and high breaking strength.
The material polyester fiber or nylon fiber of cortex 1 and inner core layer 3, the material of intermediate level 2 is dacron short fiber. The breaking strength of the polyester fiber or the nylon fiber is more than 8.3 g/d. The outer skin layer 1 is formed by weaving a plurality of outer skin single-stranded twisted wires which are made by twisting 3-6 polyester fibers or nylon fibers, the weaving rope is formed by weaving a plurality of inner core single-stranded twisted wires which are made by twisting 4-7 polyester fibers or nylon fibers, and the middle layer 2 is formed by weaving 4-7 polyester staple fibers. And the number of S twist and Z twist of the sheath single-stranded twisted wire and the inner core single-stranded twisted wire is respectively half.
A manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation comprises the following steps:
step one, outer skin twisting: 3-6 polyester fibers or nylon fibers are selected to be twisted to prepare a sheath single-stranded twisted wire, the twist is set to be 40-80 twist/m, and the number of S twist direction and Z twist direction is half respectively;
step two, pre-weaving the outer skin: pre-weaving and winding the outer skin single-stranded twisted wire in the step one onto a bobbin of corresponding equipment by a full-automatic doubling machine;
step three, twisting inner cores: 4-7 polyester fibers or nylon fibers are selected to be twisted to prepare inner core single-stranded twisted wires, and the twist is set to be 40-60 twists/m;
step four, pre-weaving an inner core: winding the inner core single-stranded twisted wire prepared in the third step on a 12-braiding or 16-braiding machine bobbin through a pre-braiding machine, wherein the number of S twisting direction and Z twisting direction is half respectively;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 12-braiding or 16-braiding machine for braiding to obtain 5-8 braided ropes;
step six, pre-weaving the middle layer: selecting 4-7 polyester staple fibers, and winding the polyester staple fibers on a bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the yarn tube pre-woven in the sixth step on a 16-or 24-knitted knitting machine, selecting 5-8 knitting ropes obtained in the fifth step and placing the knitting ropes at the central position of the knitting machine to complete the knitting of the middle layer 2 and the inner core layer 3;
step eight, weaving an outer skin layer: and (3) placing the spool pre-woven in the second step on a knitting machine, placing the combined body of the inner core layer 3 and the middle layer 2 obtained in the seventh step at the central position of the knitting machine, and alternately knitting single-stranded twisted wires on the outer skin to obtain the wear-resistant and cutting-resistant high-altitude operation chemical fiber rope.
Example 1:
a manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation comprises the following steps:
step one, outer skin twisting: 4 840D nylon fibers are selected to be twisted by a ring twisting machine to prepare sheath single-stranded twisted wires, the twist is set to be 80 twists/meter, two twisting directions S and Z are respectively set, and the number of the S twisting direction and the Z twisting direction is half of that of the S twisting direction and the Z twisting direction;
step two, pre-weaving the outer skin: pre-weaving and winding the single-strand outer skin twisted wire in the step one on a 110 yarn tube of corresponding equipment by a full-automatic doubling machine, wherein the number of S twisting directions is 24, and the number of Z twisting directions is 24;
step three, twisting inner cores: 6 nylon fibers are selected to be twisted by a ring twisting machine to prepare an inner core single-stranded twisted wire, the twist number is set to be 60 twists/meter, and two twisting directions S and Z are respectively set;
step four, pre-weaving an inner core: winding the inner core single-strand twisted wire prepared in the third step on 120 bobbins of a knitting machine through a pre-weaving machine, wherein the S twisting direction is 6, and the Z twisting direction is 6;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 120-12 knitting machine for knitting, wherein the pitch is set to be 21mm, and obtaining 7 knitting ropes;
step six, pre-weaving the middle layer: selecting 4 polyester staple fibers, and winding the polyester staple fibers on a 168 bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the yarn tube pre-woven in the sixth step on a 168-16 knitting machine, selecting 7 knitting ropes obtained in the fifth step, placing the knitting ropes at the central position of the knitting machine, and finishing the knitting of the middle layer 2 and the inner core layer 3;
step eight, weaving an outer skin layer: and (3) placing the pre-woven bobbin in the second step on a 110-48 weaving machine, placing the combined body of the inner core layer 3 and the middle layer 2 obtained in the seventh step at the central position of the weaving machine, and alternately weaving single-stranded twisted wires on the outer skin to obtain the wear-resistant cutting-resistant high-altitude operation chemical fiber rope with the thickness of 10.5 mm.
Example 2:
a manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation comprises the following steps:
step one, outer skin twisting: 6 1000D polyester fibers are selected and twisted by a ring twisting machine to prepare sheath single-stranded twisted wires, the twist degree is set to be 40 twists/m, two twisting directions S and Z are respectively set, and the number of the S twisting direction and the Z twisting direction is half of that of the S twisting direction and the Z twisting direction;
step two, pre-weaving the outer skin: pre-weaving and winding the outer skin single-strand twisted wire in the step one on 120 bobbins of corresponding equipment by a full-automatic doubling machine, wherein the number of S twisting directions is 20, and the number of Z twisting directions is 20;
step three, twisting inner cores: selecting 7 nylon fibers, twisting the nylon fibers by a ring twisting machine to prepare an inner core single-stranded twisted wire, setting the twist number to be 40 twists/m, and respectively setting two twisting directions S and Z;
step four, pre-weaving an inner core: winding the inner core single-strand twisted wire prepared in the third step on 90 bobbins of a knitting machine through a pre-knitting machine, wherein the number of S twisting directions is 8, and the number of Z twisting directions is 8;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 90-16 knitting machine for knitting, wherein the pitch is set to be 28mm, and obtaining 8 knitting ropes;
step six, pre-weaving the middle layer: selecting 7 polyester staple fibers, and winding the polyester staple fibers on a 168 bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the yarn tube pre-woven in the sixth step on a 168-24 knitting machine, selecting 8 knitting ropes obtained in the fifth step and placing the knitting ropes at the central position of the knitting machine to complete the knitting of the middle layer 2 and the inner core layer 3;
step eight, weaving an outer skin layer: and (3) placing the pre-woven bobbin in the second step on a 120-40 weaving machine, placing the combined body of the inner core layer 3 and the middle layer 2 obtained in the seventh step at the central position of the weaving machine, and alternately weaving single-stranded twisted wires on the outer skin to obtain the wear-resistant cutting-resistant high-altitude operation chemical fiber rope with the diameter of 12 mm.
Example 3:
a manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation comprises the following steps:
step one, outer skin twisting: 4 840D nylon fibers are selected to be twisted by a ring twisting machine to prepare a sheath single-stranded twisted wire, the twist is set to be 60 twists/meter, two twisting directions S and Z are respectively set, and the number of the S twisting direction and the Z twisting direction is half respectively;
step two, pre-weaving the outer skin: pre-weaving and winding the single-strand outer skin twisted wire in the step one on 130 bobbins of corresponding equipment by a full-automatic doubling machine, wherein the number of S twisting directions is 16, and the number of Z twisting directions is 16;
step three, twisting inner cores: 4 nylon fibers are selected to be twisted by a ring twisting machine to prepare an inner core single-stranded twisted wire, the twist number is set to be 50 twists/meter, and two twisting directions S and Z are respectively set;
step four, pre-weaving an inner core: winding the inner core single-strand twisted wire prepared in the third step on a 120-yarn tube of a knitting machine through a pre-weaving machine, wherein the number of S twisting directions is 8, and the number of Z twisting directions is 8;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 160-16 weaving machine for weaving, wherein the pitch is set to be 16mm, and obtaining 5 weaving ropes;
step six, pre-weaving the middle layer: selecting 5 polyester staple fibers, and winding the polyester staple fibers on a 168 bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the bobbin pre-woven in the sixth step on a 168-24 knitting machine, selecting 5 knitting ropes obtained in the fifth step, placing the knitting ropes at the central position of the knitting machine, and finishing the knitting of the middle layer 2 and the inner core layer 3;
step eight, weaving an outer skin layer: and (3) placing the pre-woven bobbin in the second step on a 130-32 weaving machine, placing the combined body of the inner core layer 3 and the middle layer 2 obtained in the seventh step at the central position of the weaving machine, and alternately weaving single-stranded twisted wires on the outer skin to obtain the 9mm wear-resistant cutting-resistant high-altitude operation chemical fiber rope.
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 (7)
1. The utility model provides a wear-resisting sharp-pointed angle resistant aerial working chemical fibre rope which characterized in that: including ectonexine, intermediate level and the interior sandwich layer that outside-in successive layer set up, the ectonexine is 32 to compile, 40 is compiled or 48 is compiled and is woven the structure, and the ectonexine is plain weave 2 x 2 single spindle double strand and weave the form, the intermediate level is 16 and compiles or 24 is compiled and is woven the structure, the interior sandwich layer includes the rope of weaving that many parallels arranged, it compiles the structure for 12, 16 to weave the rope.
2. The abrasion-resistant and sharp-angle-resistant chemical fiber rope for high altitude construction as claimed in claim 1, wherein: the material polyester fiber or nylon fiber of cortex and inlayer layer, the material in intermediate level is polyester staple fiber.
3. The abrasion-resistant and sharp-angle-resistant chemical fiber rope for high altitude construction as claimed in claim 2, wherein: the breaking strength of the polyester fiber or the nylon fiber is more than 8.3 g/d.
4. The abrasion-resistant and sharp-angle-resistant chemical fiber rope for high altitude construction as claimed in claim 1, wherein: the outer skin layer is formed by weaving a plurality of outer skin single-stranded twisted wires which are made by twisting 3-5 polyester fibers or nylon fibers, the weaving rope is formed by weaving a plurality of inner core single-stranded twisted wires which are made by twisting 4-7 polyester fibers or nylon fibers, and the middle layer is formed by weaving 4-7 polyester staple fibers.
5. The abrasion-resistant and sharp-angle-resistant chemical fiber rope for high altitude construction as claimed in claim 4, wherein: and the number of S twist and Z twist of the sheath single-stranded twisted wire and the inner core single-stranded twisted wire is respectively half.
6. The abrasion-resistant and sharp-angle-resistant chemical fiber rope for high altitude construction as claimed in claim 1, wherein: the diameter range of the chemical fiber rope is 9-12mm, and the diameter of the weaving rope is 3-5 mm.
7. A manufacturing method of a wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation is characterized by comprising the following steps: the method comprises the following steps:
step one, outer skin twisting: 3-6 polyester fibers or nylon fibers are selected to be twisted to prepare a sheath single-stranded twisted wire, the twist is set to be 40-80 twist/m, and the number of S twist direction and Z twist direction is half respectively;
step two, pre-weaving the outer skin: pre-weaving and winding the outer skin single-stranded twisted wire in the step one onto a bobbin of corresponding equipment by a full-automatic doubling machine;
step three, twisting inner cores: 4-7 polyester fibers or nylon fibers are selected to be twisted to prepare inner core single-stranded twisted wires, and the twist is set to be 40-60 twists/m;
step four, pre-weaving an inner core: winding the inner core single-stranded twisted wire prepared in the third step on a 12-braiding or 16-braiding machine bobbin through a pre-braiding machine, wherein the number of S twisting direction and Z twisting direction is half respectively;
step five, inner core weaving: placing the yarn tube pre-woven in the fourth step on a 12-braiding or 16-braiding machine for braiding to obtain 5-8 braided ropes;
step six, pre-weaving the middle layer: selecting 4-7 polyester staple fibers, and winding the polyester staple fibers on a bobbin through a pre-weaving machine;
step seven, weaving the middle layer: placing the yarn tube pre-knitted in the sixth step on a 16-knitting or 24-knitting machine, selecting 5-8 knitting ropes obtained in the fifth step and placing the knitting ropes at the central position of the knitting machine to finish knitting of the middle layer and the inner core layer;
step eight, weaving an outer skin layer: and (4) placing the spool pre-woven in the second step on a knitting machine, placing the combination of the inner core layer and the middle layer obtained in the seventh step at the central position of the knitting machine, and alternately knitting single-stranded twisted wires on the outer skin to obtain the wear-resistant and cutting-resistant high-altitude operation chemical fiber rope.
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| CN202011056961.6A CN112127043B (en) | 2020-09-30 | 2020-09-30 | Chemical fiber rope with wear resistance and sharp corner resistance for high-altitude operation and manufacturing method thereof |
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| CN202011056961.6A CN112127043B (en) | 2020-09-30 | 2020-09-30 | Chemical fiber rope with wear resistance and sharp corner resistance for high-altitude operation and manufacturing method thereof |
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| CN103469479A (en) * | 2013-08-28 | 2013-12-25 | 山东鲁普科技有限公司 | Three-layer braided rope and preparation method thereof |
| CN203513966U (en) * | 2013-08-28 | 2014-04-02 | 山东鲁普科技有限公司 | Three-layer braided rope |
| KR20160087545A (en) * | 2015-01-14 | 2016-07-22 | 박찬국 | rope with triple skin |
| CN206127599U (en) * | 2016-09-05 | 2017-04-26 | 东莞市春藤实业有限公司 | Antiskid rope |
| CN209941231U (en) * | 2019-02-19 | 2020-01-14 | 钛永星(厦门)绳缆科技有限公司 | Sheath-core integrated braided rope |
| CN110965377A (en) * | 2019-12-25 | 2020-04-07 | 青岛鲁普耐特绳网研究院有限公司 | Fiber rope capable of improving bending rigidity and method for improving bending rigidity of fiber rope |
| CN213835794U (en) * | 2020-09-30 | 2021-07-30 | 山东鲁普科技有限公司 | Wear-resistant and sharp-angle-resistant chemical fiber rope for high-altitude operation |
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