CN110939004A - Rotation-resistant steel wire rope and manufacturing method thereof - Google Patents
Rotation-resistant steel wire rope and manufacturing method thereof Download PDFInfo
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- CN110939004A CN110939004A CN201911178534.2A CN201911178534A CN110939004A CN 110939004 A CN110939004 A CN 110939004A CN 201911178534 A CN201911178534 A CN 201911178534A CN 110939004 A CN110939004 A CN 110939004A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 141
- 239000010959 steel Substances 0.000 title claims abstract description 141
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011701 zinc Substances 0.000 claims abstract description 11
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 238000005260 corrosion Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims description 35
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 10
- 238000005056 compaction Methods 0.000 claims description 10
- 239000008397 galvanized steel Substances 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000005246 galvanizing Methods 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 238000005554 pickling Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 238000003303 reheating Methods 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 5
- 238000004381 surface treatment Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 210000000689 upper leg Anatomy 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 238000005491 wire drawing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000007747 plating Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
- D07B1/0673—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a rope configuration
- D07B1/0686—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a rope configuration characterised by the core design
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/38—Wires; Tubes
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
- C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/10—Rope or cable structures
- D07B2201/1028—Rope or cable structures characterised by the number of strands
- D07B2201/1032—Rope or cable structures characterised by the number of strands three to eight strands respectively forming a single layer
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/10—Rope or cable structures
- D07B2201/104—Rope or cable structures twisted
- D07B2201/1076—Open winding
- D07B2201/108—Cylinder winding, i.e. S/Z or Z/S
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/10—Rope or cable structures
- D07B2201/104—Rope or cable structures twisted
- D07B2201/1076—Open winding
- D07B2201/1084—Different twist pitch
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2001—Wires or filaments
- D07B2201/2009—Wires or filaments characterised by the materials used
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2001—Wires or filaments
- D07B2201/201—Wires or filaments characterised by a coating
- D07B2201/2011—Wires or filaments characterised by a coating comprising metals
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2015—Strands
- D07B2201/2038—Strands characterised by the number of wires or filaments
- D07B2201/204—Strands characterised by the number of wires or filaments nine or more wires or filaments respectively forming multiple layers
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2205/00—Rope or cable materials
- D07B2205/30—Inorganic materials
- D07B2205/3021—Metals
- D07B2205/3025—Steel
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2205/00—Rope or cable materials
- D07B2205/30—Inorganic materials
- D07B2205/3021—Metals
- D07B2205/3071—Zinc (Zn)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Ropes Or Cables (AREA)
Abstract
The invention discloses a rotation-resistant steel wire rope and a manufacturing method thereof, wherein the rotation-resistant steel wire rope is formed by twisting an outer layer strand and a central sub-rope, and the central sub-rope is formed by wrapping and twisting a first inner layer strand, a second inner layer strand, an inner layer strand and a central strand and compacting; the inner layer strand is arranged on the outer side of the central strand, the first inner layer strand is arranged on the outer side of the inner layer strand, the second inner layer strand is arranged between the two inner layer strands, the twisting directions of the inner layer strand, the central strand, the first inner layer strand and the second inner layer strand are right-hand twisting, and the twisting direction of the outer layer strand wrapping and twisting central sub-rope is left-hand twisting; according to the rotation-resistant steel wire rope and the manufacturing method thereof, the torque of the inner layer and the torque of the outer layer of the steel wire rope are mutually offset, so that the rotation-resistant performance of the steel wire rope is enhanced, and meanwhile, the steel wire rope has high breaking tension and a good anti-corrosion effect through heat treatment and zinc plating treatment, so that the service life of the steel wire rope is prolonged, the wire breakage rate is low, the safety coefficient is high, the wear resistance is good, the structure is simple, and the use prospect is good.
Description
Technical Field
The invention belongs to the technical field of steel wire ropes, and particularly relates to a rotation-resistant steel wire rope and a manufacturing method thereof.
Background
The steel wire rope is formed by twisting steel wires (or strands) with certain sections and surface states according to a certain rule; the common steel wire rope has certain rotation, and when the common steel wire rope is in a high-lift or single-rope hoisting place with certain free end rotating without limit, the rotation of the common steel wire rope is not allowed, and the steel wire rope with rotation resistance is required to be used;
the existing steel wire rope with the rotation resistance performance is low in rotation resistance performance, so that the working efficiency of lifting and the safety of operators are affected due to the low rotation resistance performance in the lifting process, meanwhile, the service life of the steel wire rope is greatly shortened due to friction generated in the lifting process, the wire breakage rate of the steel wire rope is low, the breaking tension is low, and inconvenience is brought to use.
Disclosure of Invention
The invention mainly aims to provide a rotation-resistant steel wire rope and a manufacturing method thereof, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a rotation-resistant steel wire rope and a manufacturing method thereof are disclosed, the rotation-resistant steel wire rope is formed by twisting an outer layer strand and a central sub-rope, wherein the central sub-rope is formed by wrapping and twisting a first inner layer strand, a second inner layer strand, an inner layer strand and a central strand and compacting; the inner layer strand is arranged on the outer side of the central strand, the first inner layer strand is arranged on the outer side of the inner layer strand, the second inner layer strand is arranged between the two inner layer strands, the twisting directions of the inner layer strand, the central strand, the first inner layer strand and the second inner layer strand are right-hand twisting, and the twisting direction of the outer layer strand wrapping and twisting central sub-rope is left-hand twisting;
preferably, the method for manufacturing the rotation-resistant steel wire rope comprises the following steps:
firstly, carrying out wire drawing on a steel wire raw material, firstly, detecting the raw material, carrying out surface treatment on the qualified material, washing off rust and oxides on the surface of the raw material by adopting a pickling solution, then, soaking the raw material in a phosphate solution for 5-8min, secondly, carrying out heat treatment on the raw material, setting the temperature at 30-50 ℃, carrying out heat preservation for 40-60min, then, quenching the raw material in oil, then, putting the raw material into molten lead for reheating, and finally, drawing to obtain a rope-making steel wire;
performing anti-corrosion treatment on the obtained steel wire rope, putting the prepared steel wire rope into a zinc pot for galvanizing treatment, wherein the temperature of the zinc pot is in the range of 450-500 ℃, and cooling after the treatment is finished; obtaining galvanized steel wires;
stranding the galvanized steel wire, compacting the steel wire by a drawing die through a stranding vehicle, wherein the compaction rate is controlled within the range of 7.5-10%, and the steel wire in the steel wire rope are in a surface contact state after strand compaction; the outer layer strand, the first inner layer strand, the second inner layer strand, the inner layer strand and the central strand are manufactured through stranding and drawing die; then, the first inner layer strand, the second inner layer strand, the inner layer strand are twisted in a wrapping mode, and the central strand is compacted to form a central sub-rope, so that an outer layer strand and the central sub-rope are obtained;
and step four, the obtained outer layer strand and the central sub-rope are combined, a pre-deformer is adopted to form a spiral line, the outer layer strand and the central sub-rope are combined through a line pressing tile, then the steel wire rope passes through a deformation and sizing roller device, the compression ratio is selected to be 6% -8%, the production process of the rotation-resistant steel wire rope can be completed, and finally the rotation-resistant steel wire rope is obtained.
Preferably, the first inner layer strand and the second inner layer strand are both provided with 6 strands, and the outer layer strand is provided with 15 strands; and the outer layer strand and the second inner layer strand are twisted by 8 steel wires, the first inner layer strand is twisted by 16 steel wires, and the central strand is twisted by 6 steel wires.
Preferably, the lay length of the central strand and the outer strand is 6.5-7.8 times of the strand diameter, and the lay length of the first inner strand and the second inner strand is 8.9-9.2 times of the strand diameter.
Preferably, the lay length of the finished steel wire rope is 6.5-7.2 times of the diameter of the steel wire rope, and the lay direction of the finished steel wire rope is opposite to that of the central sub-steel wire rope.
Compared with the prior art, the invention has the following beneficial effects: according to the rotation-resistant steel wire rope and the manufacturing method thereof, as the molecular structure of the steel wire is destroyed, the structure in the steel wire is reduced by adding heat treatment, so that the steel wire is drawn again, the steel wire is not easy to break, the strength of the steel wire is enhanced, and the tensile force of the steel wire rope is enhanced; the zinc-plating that increases simultaneously is handled for wire rope's coefficient of wear is high, has anticorrosive function moreover, simultaneously because outer thigh and centre rope twist with fingers to opposite, the moment of torsion that two wire rope produced offsets each other, wire rope irrotational performance is good, the effectual rotatory technical problem of wire rope of having solved, make wire rope in use irrotational, do not beat and turn round, wire rope availability factor and security have been promoted, guaranteed that wire rope possesses outstanding anti-rotation performance, moreover, the steam generator is simple in structure, and convenient to use.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The invention relates to a rotation-resistant steel wire rope and a manufacturing method thereof, wherein during production, the rotation-resistant steel wire rope is formed by twisting an outer layer strand and a central strand, and the central strand is formed by wrapping and twisting a first inner layer strand, a second inner layer strand, an inner layer strand and the central strand and compacting; the inner layer strand is arranged on the outer side of the central strand, the first inner layer strand is arranged on the outer side of the inner layer strand, the second inner layer strand is arranged between the two inner layer strands, the twisting directions of the inner layer strand, the central strand, the first inner layer strand and the second inner layer strand are right-hand twisting, and the twisting direction of the outer layer strand wrapping and twisting central sub-rope is left-hand twisting; the first inner layer strand and the second inner layer strand are respectively provided with 6 strands, and the outer layer strand is provided with 15 strands; the outer layer strand and the second inner layer strand are twisted by 8 steel wires, the first inner layer strand is twisted by 16 steel wires, the central strand is twisted by 6 steel wires, the lay distance between the central strand and the outer layer strand is 6.5-7.8 times of strand diameter, the lay distance between the first inner layer strand and the second inner layer strand is 8.9-9.2 times of strand diameter, the lay distance of the finished steel wire rope is 6.5-7.2 times of rope diameter, the lay directions of the finished steel wire rope and the central sub-rope are opposite, so that torques generated by the two steel wire ropes can be mutually offset, the steel wire ropes do not rotate and twist in use, and the use efficiency and the safety of the steel wire ropes are improved; secondly, the manufacturing method of the rotation-resistant steel wire rope comprises the following steps: firstly, drawing a steel wire raw material, firstly, detecting the raw material, carrying out surface treatment on the qualified material, washing off rust and oxides on the surface of the raw material by adopting a pickling solution, then soaking the raw material in a phosphate solution for 5-8min, secondly, carrying out heat treatment on the raw material, setting the temperature at 30-50 ℃, preserving the temperature for 40-60min, then quenching the raw material in oil, putting the raw material into molten lead for reheating, reducing the internal structure of the steel wire by increasing the heat treatment so as to facilitate secondary drawing, ensure that the steel wire is not easy to break, enhance the strength of the steel wire, further enhance the tension of a steel wire rope, and finally, drawing to obtain a rope-making steel wire; performing anti-corrosion treatment on the obtained steel wire rope, putting the prepared steel wire rope into a zinc pot for galvanizing, wherein the temperature of the zinc pot is in the range of 450-500 ℃, and cooling after the treatment is finished; obtaining galvanized steel wires; the added galvanization treatment ensures that the steel wire rope has high wear resistance coefficient and has the function of corrosion prevention; stranding the obtained galvanized steel wire, compacting the steel wire by a drawing die through a stranding vehicle, wherein the compaction rate is controlled within the range of 7.5-10%, and the steel wire in the steel wire rope are in a surface contact state after strand compaction; the outer layer strand, the first inner layer strand, the second inner layer strand, the inner layer strand and the central strand are manufactured through stranding and drawing die; then, the first inner layer strand, the second inner layer strand, the inner layer strand are twisted in a wrapping mode, and the central strand is compacted to form a central sub-rope, so that an outer layer strand and the central sub-rope are obtained; and (3) combining the obtained outer layer strands and the central sub-rope, forming a spiral line by adopting a pre-former, combining the outer layer strands and the central sub-rope through a line pressing tile, and then enabling the steel wire rope to pass through a deformation and sizing roller device, wherein the compression ratio is selected to be 6% -8%, so that the production process of the rotation-resistant steel wire rope can be completed, and finally the rotation-resistant steel wire rope is obtained.
Example 1
When in production, the rotation-resistant steel wire rope is formed by twisting an outer layer strand and a central strand, wherein the central strand is formed by wrapping and twisting a first inner layer strand, a second inner layer strand and an inner layer strand and compacting the central strand; the inner layer strand is arranged on the outer side of the central strand, the first inner layer strand is arranged on the outer side of the inner layer strand, the second inner layer strand is arranged between the two inner layer strands, the twisting directions of the inner layer strand, the central strand, the first inner layer strand and the second inner layer strand are right-hand twisting, and the twisting direction of the outer layer strand wrapping and twisting central sub-rope is left-hand twisting; the first inner layer strand and the second inner layer strand are respectively provided with 6 strands, and the outer layer strand is provided with 15 strands; the outer layer strand and the second inner layer strand are twisted by 8 steel wires, the first inner layer strand is twisted by 16 steel wires, the central strand is twisted by 6 steel wires, the lay distance between the central strand and the outer layer strand is 6.5-7.8 times of strand diameter, the lay distance between the first inner layer strand and the second inner layer strand is 8.9-9.2 times of strand diameter, the lay distance of the finished steel wire rope is 6.5-7.2 times of rope diameter, and the twist directions of the finished steel wire rope and the central sub-rope are opposite; secondly, the manufacturing method of the rotation-resistant steel wire rope comprises the following steps: firstly, drawing a steel wire raw material, firstly, detecting the raw material, carrying out surface treatment on the material which is qualified after detection, washing off rust and oxides on the surface of the raw material by using a pickling solution, then, soaking the raw material in a phosphate solution for 5min, secondly, carrying out heat treatment on the raw material, setting the temperature at 35 ℃, keeping the temperature for 50min, then quenching the raw material in oil, then, putting the raw material into molten lead for reheating, and finally, drawing to obtain a rope-making steel wire; performing anti-corrosion treatment on the obtained rope-making steel wire, putting the prepared steel wire rope into a zinc pot for galvanizing treatment, wherein the temperature of the zinc pot is within 450 ℃, and cooling after the treatment is finished; obtaining galvanized steel wires; stranding the obtained galvanized steel wire, compacting the steel wire by a drawing die through a stranding vehicle, wherein the compaction rate is controlled to be 8%, and the steel wire in the steel wire rope are in a surface contact state after strand compaction; the outer layer strand, the first inner layer strand, the second inner layer strand, the inner layer strand and the central strand are manufactured through stranding and drawing die; then, the first inner layer strand, the second inner layer strand, the inner layer strand are twisted in a wrapping mode, and the central strand is compacted to form a central sub-rope, so that an outer layer strand and the central sub-rope are obtained; the obtained outer layer strands and the center sub-rope are combined, a pre-deformer is adopted to form a spiral line, the outer layer strands and the center sub-rope are combined through a line pressing tile, then the steel wire rope passes through a deformation and sizing roller device, the compression ratio is selected to be 7%, and the production process of the rotation-resistant steel wire rope can be completed;
and (3) sampling and detecting the prepared steel wire rope, carrying out a whole rope breaking tension test on a sample, and pulling two ends of the sample steel wire rope by using a whole rope pulling machine until the steel wire rope is broken, wherein the total section area of the steel wire is 27.88mm2, the weight of the steel wire is 26.21kg/m, and the breaking tension value of the steel wire rope is 4730 kg.
Example 2
When in production, the rotation-resistant steel wire rope is formed by twisting an outer layer strand and a central strand, wherein the central strand is formed by wrapping and twisting a first inner layer strand, a second inner layer strand and an inner layer strand and compacting the central strand; the inner layer strand is arranged on the outer side of the central strand, the first inner layer strand is arranged on the outer side of the inner layer strand, the second inner layer strand is arranged between the two inner layer strands, the twisting directions of the inner layer strand, the central strand, the first inner layer strand and the second inner layer strand are right-hand twisting, and the twisting direction of the outer layer strand wrapping and twisting central sub-rope is left-hand twisting; the first inner layer strand and the second inner layer strand are respectively provided with 6 strands, and the outer layer strand is provided with 15 strands; the outer layer strand and the second inner layer strand are twisted by 8 steel wires, the first inner layer strand is twisted by 16 steel wires, the central strand is twisted by 6 steel wires, the lay distance between the central strand and the outer layer strand is 6.5-7.8 times of strand diameter, the lay distance between the first inner layer strand and the second inner layer strand is 8.9-9.2 times of strand diameter, the lay distance of the finished steel wire rope is 6.5-7.2 times of rope diameter, and the twist directions of the finished steel wire rope and the central sub-rope are opposite; secondly, the manufacturing method of the rotation-resistant steel wire rope comprises the following steps: firstly, drawing a steel wire raw material, firstly, detecting the raw material, carrying out surface treatment on the material which is qualified after detection, washing off rust and oxides on the surface of the raw material by using a pickling solution, then, soaking the raw material in a phosphate solution for 7min, secondly, carrying out heat treatment on the raw material, setting the temperature at 50 ℃, keeping the temperature for 60min, then quenching the raw material in oil, then, putting the raw material into molten lead for reheating, and finally, drawing to obtain a rope-making steel wire; performing anti-corrosion treatment on the obtained rope-making steel wire, putting the prepared steel wire rope into a zinc pot for galvanizing, wherein the temperature of the zinc pot is within the range of 500 ℃, and cooling after the treatment is finished; obtaining galvanized steel wires; stranding the obtained galvanized steel wire, compacting the steel wire by a drawing die through a stranding vehicle, wherein the compaction rate is controlled to be 10%, and the steel wire in the steel wire rope are in a surface contact state after strand compaction; the outer layer strand, the first inner layer strand, the second inner layer strand, the inner layer strand and the central strand are manufactured through stranding and drawing die; then, the first inner layer strand, the second inner layer strand, the inner layer strand are twisted in a wrapping mode, and the central strand is compacted to form a central sub-rope, so that an outer layer strand and the central sub-rope are obtained; the obtained outer layer strands and the center sub-rope are combined, a pre-deformer is adopted to form a spiral line, the outer layer strands and the center sub-rope are combined through a line pressing tile, then the steel wire rope passes through a deformation and sizing roller device, and the compression ratio is selected to be 7.5%, so that the production process of the rotation-resistant steel wire rope can be completed;
and (3) sampling and detecting the prepared steel wire rope, carrying out a whole rope breaking tension test on a sample, and pulling two ends of the sample steel wire rope by using a whole rope pulling machine until the steel wire rope is broken, wherein the total section area of the steel wire is 23.88mm2, the weight of the steel wire is 20.21kg/m, and the breaking tension value of the steel wire rope is 3415 kg.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The rotation-resistant steel wire rope is characterized by being formed by twisting an outer layer strand and a central sub-rope, wherein the central sub-rope is formed by wrapping and twisting a first inner layer strand, a second inner layer strand, an inner layer strand and a central strand and compacting; and the inner layer strand is outside at the center thigh, and the first time inner layer strand is outside at the inner layer strand, and the second time inner layer strand is between two inner layer strands, inner layer strand, center thigh twist with fingers to twist with fingers for the right side for the first time inner layer strand, the second time inner layer strand, and outer strand package twists with fingers center subline twist with fingers to twist with fingers for the left side.
2. A rotation-resistant steel cord according to claim 1, characterized in that: the manufacturing method of the rotation-resistant steel wire rope comprises the following steps:
firstly, carrying out wire drawing on a steel wire raw material, firstly, detecting the raw material, carrying out surface treatment on the qualified material, washing off rust and oxides on the surface of the raw material by adopting a pickling solution, then, soaking the raw material in a phosphate solution for 5-8min, secondly, carrying out heat treatment on the raw material, setting the temperature at 30-50 ℃, carrying out heat preservation for 40-60min, then, quenching the raw material in oil, then, putting the raw material into molten lead for reheating, and finally, drawing to obtain a rope-making steel wire;
performing anti-corrosion treatment on the obtained steel wire rope, putting the prepared steel wire rope into a zinc pot for galvanizing treatment, wherein the temperature of the zinc pot is in the range of 450-500 ℃, and cooling after the treatment is finished; obtaining galvanized steel wires;
stranding the galvanized steel wire, compacting the steel wire by a drawing die through a stranding vehicle, wherein the compaction rate is controlled within the range of 7.5-10%, and the steel wire in the steel wire rope are in a surface contact state after strand compaction; the outer layer strand, the first inner layer strand, the second inner layer strand, the inner layer strand and the central strand are manufactured through stranding and drawing die; then, the first inner layer strand, the second inner layer strand, the inner layer strand are twisted in a wrapping mode, and the central strand is compacted to form a central sub-rope, so that an outer layer strand and the central sub-rope are obtained;
and step four, the obtained outer layer strand and the central sub-rope are combined, a pre-deformer is adopted to form a spiral line, the outer layer strand and the central sub-rope are combined through a line pressing tile, then the steel wire rope passes through a deformation and sizing roller device, the compression ratio is selected to be 6% -8%, the production process of the rotation-resistant steel wire rope can be completed, and finally the rotation-resistant steel wire rope is obtained.
3. A rotation-resistant steel cord and a method of making the same according to claim 1, wherein: the first inner layer strand and the second inner layer strand are respectively provided with 6 strands, and the outer layer strand is provided with 15 strands; and the outer layer strand and the second inner layer strand are twisted by 8 steel wires, the first inner layer strand is twisted by 16 steel wires, and the central strand is twisted by 6 steel wires.
4. A rotation-resistant steel cord and a method of making the same according to claim 1, wherein: the lay length of the central strand and the outer strand is 6.5-7.8 times of the strand diameter, and the lay length of the first inner strand and the second inner strand is 8.9-9.2 times of the strand diameter.
5. The process for preparing the rotation-resistant steel wire rope and the manufacturing method thereof according to claim 1, wherein the process comprises the following steps: the lay length of the finished steel wire rope is 6.5-7.2 times of the diameter of the steel wire rope, and the lay direction of the finished steel wire rope is opposite to that of the central sub-steel wire rope.
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| CN201911178534.2A CN110939004A (en) | 2019-11-27 | 2019-11-27 | Rotation-resistant steel wire rope and manufacturing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112646957A (en) * | 2020-12-01 | 2021-04-13 | 中国科学院金属研究所 | Pretreatment method for improving lead and bismuth corrosion resistance of ferrite-martensite steel |
| CN113389072A (en) * | 2021-07-16 | 2021-09-14 | 无锡通晟金属制品有限公司 | Processing technology of anti-rotation steel wire rope |
| CN115094657A (en) * | 2022-07-19 | 2022-09-23 | 巨力索具股份有限公司 | 15-strand rotation-resistant steel wire rope and manufacturing method thereof |
-
2019
- 2019-11-27 CN CN201911178534.2A patent/CN110939004A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112646957A (en) * | 2020-12-01 | 2021-04-13 | 中国科学院金属研究所 | Pretreatment method for improving lead and bismuth corrosion resistance of ferrite-martensite steel |
| CN113389072A (en) * | 2021-07-16 | 2021-09-14 | 无锡通晟金属制品有限公司 | Processing technology of anti-rotation steel wire rope |
| CN113389072B (en) * | 2021-07-16 | 2022-04-15 | 无锡通晟金属制品有限公司 | Processing technology of anti-rotation steel wire rope |
| CN115094657A (en) * | 2022-07-19 | 2022-09-23 | 巨力索具股份有限公司 | 15-strand rotation-resistant steel wire rope and manufacturing method thereof |
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