CN105350361A - Compacted steel wire rope and preparation method thereof - Google Patents
Compacted steel wire rope and preparation method thereof Download PDFInfo
- Publication number
- CN105350361A CN105350361A CN201510817566.8A CN201510817566A CN105350361A CN 105350361 A CN105350361 A CN 105350361A CN 201510817566 A CN201510817566 A CN 201510817566A CN 105350361 A CN105350361 A CN 105350361A
- Authority
- CN
- China
- Prior art keywords
- wire rope
- strand
- stock
- outer layer
- strands
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- D07B1/0693—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a strand configuration
-
- 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
- D07B1/08—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers
- D07B1/10—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core the layers of which are formed of profiled interlocking wires, i.e. the strands forming concentric layers with a core of wires arranged parallel to the centre line
-
- 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
- D07B2201/1012—Rope or cable structures characterised by their internal structure
- D07B2201/102—Rope or cable structures characterised by their internal structure including a core
-
- 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
- D07B2201/1036—Rope or cable structures characterised by the number of strands nine or more strands respectively forming multiple layers
Abstract
The invention discloses a compacted steel wire rope and a preparation method thereof. The steel wire rope is formed by covering and twisting a rope core through 16 first outer-layer strands, the rope core comprises a center strand, 6 inner-layer strands and 12 second outer-layer strands, and the strands are in surface contact; the center strand, the inner-layer strands and the second outer-layer strands are twisted to form the rope core, and all the strands of the steel wire rope are compacted strands; the diameter ratio of the first outer-layer strands to the rope core is (0.2-0.22):1; the diameter ratio of the center strand to the inner-layer strands is 1:(0.9-0.95); the second outer-layer strands comprise thick strands and thin strands, wherein the thick strands and the thin strands are distributed at intervals, and the diameter ratio of the thick strands to the thin strands is 1:(0.68-0.72); the diameter ratio of the inner-layer strands to the thick strands is 1:(0.9-0.95). The proportional relation between all the strands of the steel wire rope is optimized, and the breaking force coefficient of the steel wire rope is increased. The strands are the compacted strands and are in surface contact, contact stress between the strands is relieved, and abrasion resistance is improved. The 1+6+12+16 covering and twisting mode is adopted, force between the strands is balanced through staggered twisting directions, and rotation generated during bearing is avoided.
Description
Technical field
The present invention relates to steel wire rope correlative technology field, particularly relate to a kind of compacted wire rope and preparation method thereof.
Background technology
Along with engineering machinery maximizes and intensive development, requiring more and more higher to the bearing capacity of steel wire rope, and improve the effective metal area of steel wire rope, is the effective means improving steel wire rope bearing capacity.Therefore in steel wire rope manufacture process, by increasing, the extruding of steel wire rope is improved to the bearing capacity of steel wire rope.
In high-lift engineering machinery, as on hanging device, the anti-rotation performance of steel wire rope directly affects the use of steel wire rope, therefore usually uses multi-strand wire rope, with the moment of balance rope ectonexine, rotates after carrying to prevent steel wire rope.For improving the bearing capacity of steel wire rope, usually use compaction-strand steel wire rope.But in the fabrication process, due to the extruding to steel wire rope, cause steel wire rope internal stress comparatively large, even if make ectonexine stress equalising torque by process adjustments, after carrying, steel wire rope still can cause its Balanced internal stress to change under external force, rotates phenomenon.
Summary of the invention
The object of the present invention is to provide a kind of compacted wire rope and preparation method thereof, to improve the bearing capacity of steel wire rope, reduce the internal stress of steel wire rope, solve steel wire rope and produce because External Force Acting strengthens and rotate and affect the problem in its service life.
For reaching this object, the present invention by the following technical solutions:
A kind of compacted wire rope, this steel wire rope is formed by the bag torsade core of 16 first outer layer strand symmetries, and described wire rope core comprises 1 central strand set gradually from inside to outside, 6 internal layer stocks and 12 second outer layer strand and contacts shape in face between stock with stock; Described central strand, internal layer stock and the second outer layer strand form described wire rope core by twisting, and described first outer layer strand and central strand, internal layer stock and the second outer layer strand are all compacting stocks; The ratio of described first outer layer strand diameter and wire rope core diameter is (0.2-0.22): 1; The ratio of described central strand diameter and internal layer stock diameter is 1:(0.9-0.95); Described second outer layer strand comprises the thick stock of spaced distribution and thin stock, and the ratio of described thick stock diameter and thin stock diameter is 1:(68-0.72); The ratio of the thick stock diameter of described internal layer stock diameter and the second outer layer strand is 1:(0.9-0.95).
Further, the sth. made by twisting of described first outer layer strand to the sth. made by twisting of wire rope core to identical, and contrary with direction of rope lay; The sth. made by twisting of described central strand, internal layer stock and the second outer layer strand to all with the sth. made by twisting of wire rope core to contrary.
Further, each described first outer layer strand and central strand, internal layer stock and the second outer layer strand are all twist with the fingers a process wire by the bag of 6 cover wire symmetries to form.
Further, the diameter of described cover wire and the equal diameters of the process wire twisted with the fingers by described cover wire bag.
Present invention also offers a kind of preparation method of compacted wire rope, for the preparation of above-mentioned compacted wire rope, comprise the following steps,
(1) 5 groups of steel wires of different-diameter size, are chosen respectively, the bag of the 6 cover wire symmetries often organized in steel wire is twisted with the fingers the first outer layer strand that 1 process wire makes the central strand of wire rope core, internal layer stock and the second outer layer strand and steel wire rope, then adopt extrusion die extruding to each personal share, its compression ratio is 10%-12%;
(2), by the bag of 12 second outer layer strand, 6 two-layer symmetries of internal layer stock twist with the fingers 1 central strand, then adopt and forge equipment and carry out compacting, its compression ratio is 5%-8%, forms wire rope core;
(3), the bag of 16 first cover wire symmetries is twisted with the fingers the wire rope core formed in step (2), be prepared into compacted wire rope.
Compared with prior art, the invention has the beneficial effects as follows: present invention optimizes the proportionate relationship between each stock of steel wire rope, reasonably determine the diameter ratio between each personal share of steel wire rope, improve the rupture pull force coefficient of steel wire rope; First outer layer strand of steel wire rope and the central strand of wire rope core, internal layer stock and the second outer layer strand are all compacting stocks, and all contact shape in face between the central strand of wire rope core, internal layer stock, the second outer layer strand, reduce the compact stress between each stock, improve the anti-wear performance of steel wire rope; The wire rope core of steel wire rope of the present invention adopts 1 central strand, 6 internal layer stocks and 12 second outer layer strand bags to twist with the fingers and forms, and steel wire rope adopts 16 first outer layer strand bag torsade cores to form, by twist with the fingers to the staggered power balanced between each stock, avoid steel wire rope carry time rotate.
Accompanying drawing explanation
Fig. 1 is the generalized section of compacted wire rope of the present invention.
In figure:
1, the first outer layer strand; 2, wire rope core; 21, central strand; 22, internal layer stock; 23, the second outer layer strand; 231, thick stock; 232, thin stock.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Present embodiments provide a kind of compacted wire rope, as shown in Figure 1, this steel wire rope is formed by the bag torsade core 2 of 16 first outer layer strand 1 symmetries, and described wire rope core 2 comprises 1 central strand, 21,6 internal layer stocks 22 and 12 second outer layer strand 23 of setting gradually from inside to outside and contacts shape in face between stock with stock; Described central strand 21, internal layer stock 22 and the second outer layer strand 23 form described wire rope core 2 by twisting, and described first outer layer strand 1 and central strand 21, internal layer stock 22 and the second outer layer strand 23 are all compacting stocks; The ratio of described first outer layer strand 1 diameter and wire rope core 2 diameter is (0.2-0.22): 1, and preferably, described in the present embodiment, the ratio of the first outer layer strand 1 diameter and wire rope core 2 diameter is 0.2; The ratio of described central strand 21 diameter and internal layer stock 22 diameter is 1:(0.9-0.95), preferably, the ratio of central strand 21 diameter described in the present embodiment and internal layer stock 22 diameter is 1:0.92; Described second outer layer strand 23 comprises the thick stock of spaced distribution and thin stock, and the ratio of described thick stock diameter and thin stock diameter is 1:(0.68-0.72), preferably, described in the present embodiment, the ratio of thick stock diameter and thin stock diameter is 1:0.7; The ratio of the thick stock diameter of described internal layer stock 22 diameter and the second outer layer strand 23 is 1:(0.9-0.95), preferably, the ratio of the thick stock diameter of internal layer stock 22 diameter described in the present embodiment and the second outer layer strand 23 is 1:0.92.
The present embodiment optimizes the proportionate relationship between each stock of steel wire rope, reasonably determines the diameter ratio between each personal share of steel wire rope, improves the rupture pull force coefficient of steel wire rope.The rupture pull force coefficient of existing round-strand rope is 0.39, and the rupture pull force coefficient of common compaction-strand steel wire rope is 0.41-0.42; And known by detecting, the rupture pull force coefficient of steel wire rope described in the present embodiment is more than or equal to 0.5, by determining the diameter ratio between each stock of steel wire rope, greatly improves its rupture pull force coefficient, extends the service life of steel wire rope.
In the present embodiment, the sth. made by twisting of described first outer layer strand 1 to the sth. made by twisting of wire rope core 2 to identical, and contrary with direction of rope lay; The sth. made by twisting of described central strand 21, internal layer stock 22 and the second outer layer strand 23 to all with the sth. made by twisting of wire rope core 2 to contrary, by twist with the fingers to the staggered power balanced between each stock, avoid steel wire rope and rotate when carrying.
In the present embodiment, each described first outer layer strand 23 and central strand 21, internal layer stock 22 and the second outer layer strand 23 are all twist with the fingers a process wire by the bag of 6 cover wire symmetries to form; Diameter and the equal diameters of the process wire twisted with the fingers by described cover wire bag of described cover wire, make the uniform force between each stock, rotates or indivedual steel wire fracture when preventing steel wire rope from carrying because unbalance stress causes.
The present embodiment additionally provides a kind of preparation method of compacted wire rope, for the preparation of above-mentioned compacted wire rope, comprises the following steps,
(1) 5 groups of steel wires of different-diameter size, are chosen respectively, the bag of the 6 cover wire symmetries often organized in steel wire is twisted with the fingers the first outer layer strand that 1 process wire makes the central strand of wire rope core, internal layer stock and the second outer layer strand and steel wire rope, then adopt extrusion die extruding to each personal share, its compression ratio is 10%-12%;
(2), by the bag of 12 second outer layer strand, 6 two-layer symmetries of internal layer stock twist with the fingers 1 central strand, then adopt and forge equipment and carry out compacting, its compression ratio is 5%-8%, forms wire rope core;
(3), the bag of 16 first cover wire symmetries is twisted with the fingers the wire rope core formed in step (2), be prepared into compacted wire rope.
The present embodiment extrudes according to certain compression ratio respectively when preparing wire rope core and first outer layer strand of compacted wire rope, the central strand of the first outer layer strand and wire rope core, internal layer stock and the second outer layer strand is made to be all compacting stocks, and difference forming surface between each stock of wire rope core is contacted, reduce the compact stress between each stock, improve the anti-wear performance of steel wire rope; The wire rope core of steel wire rope adopts 1 central strand, 21,6 internal layer stocks 22 and 12 second outer layer strand 23 to wrap sth. made by twisting and forms, and steel wire rope adopts 16 first outer layer strand bag torsade cores to form, by twist with the fingers to the staggered power balanced between each stock, avoid steel wire rope carry time rotate.
Obviously, the above embodiment of the present invention is only used to clearly demonstrate example of the present invention, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (5)
1. a compacted wire rope, it is characterized in that, this steel wire rope is formed by the bag torsade core (2) that 16 first outer layer strand (1) are symmetrical, and described wire rope core (2) comprises 1 central strand (21) set gradually from inside to outside, 6 internal layer stocks (22) and 12 second outer layer strand (23) and contacts shape in face between stock with stock; Described central strand (21), internal layer stock (22) and the second outer layer strand (23) form described wire rope core (2) by twisting, and the central strand (21) of described first outer layer strand (1) and wire rope core (2), internal layer stock (22) and the second outer layer strand (23) are all compacting stocks; The ratio of described first outer layer strand (1) diameter and wire rope core (2) diameter is (0.2-0.22): 1; The ratio of described central strand (21) diameter and internal layer stock (22) diameter is 1:(0.9-0.95); Described second outer layer strand (23) comprises thick stock (231) and the thin stock (232) of spaced distribution, and the ratio of described thick stock (231) diameter and thin stock (232) diameter is 1:(68-0.72); The ratio of the thick stock diameter of described internal layer stock (22) diameter and the second outer layer strand (23) is 1:(0.9-0.95).
2. compacted wire rope according to claim 1, is characterized in that, the sth. made by twisting of described first outer layer strand (1) to the sth. made by twisting of wire rope core (2) to identical, and contrary with direction of rope lay; The sth. made by twisting of described central strand (21), internal layer stock (22) and the second outer layer strand (23) to all with the sth. made by twisting of wire rope core (2) to contrary.
3. compacted wire rope according to claim 1, it is characterized in that, each described first outer layer strand (1) and central strand (21), internal layer stock (22) and the second outer layer strand (23) are all twist with the fingers a process wire by the bag of 6 cover wire symmetries to form.
4. compacted wire rope according to claim 3, is characterized in that, the diameter of described cover wire and the equal diameters of the process wire twisted with the fingers by described cover wire bag.
5. a preparation method for compacted wire rope, is characterized in that, for the preparation of the arbitrary described compacted wire rope of claim 1-4, comprises the following steps,
(1) 5 groups of steel wires of different-diameter size, are chosen respectively, the bag of the 6 cover wire symmetries often organized in steel wire is twisted with the fingers the first outer layer strand that 1 process wire makes the central strand of wire rope core, internal layer stock and the second outer layer strand and steel wire rope, then adopt extrusion die extruding to each personal share, its compression ratio is 10%-12%;
(2), by the bag of 12 second outer layer strand, 6 two-layer symmetries of internal layer stock twist with the fingers 1 central strand, then adopt and forge equipment and carry out compacting, its compression ratio is 5%-8%, forms wire rope core;
(3), the bag of 16 first cover wire symmetries is twisted with the fingers the wire rope core formed in step (2), be prepared into compacted wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817566.8A CN105350361B (en) | 2015-11-23 | 2015-11-23 | A kind of compacted wire rope and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817566.8A CN105350361B (en) | 2015-11-23 | 2015-11-23 | A kind of compacted wire rope and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105350361A true CN105350361A (en) | 2016-02-24 |
| CN105350361B CN105350361B (en) | 2018-11-06 |
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Citations (7)
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| JP2002030586A (en) * | 2000-07-12 | 2002-01-31 | Bridgestone Corp | Steel cord for reinforcing rubbery material and pneumatic tire using the same |
| CN102493238A (en) * | 2011-12-23 | 2012-06-13 | 建峰索具有限公司 | Compacted strand steel wire rope for casting rigging |
| CN203007712U (en) * | 2012-12-28 | 2013-06-19 | 江苏神猴钢绳开发有限公司 | Steel wire rope for rotary drilling rig |
| CN103255656A (en) * | 2013-05-15 | 2013-08-21 | 南通汇鑫钢绳有限公司 | Steel wire rope |
| CN103741528A (en) * | 2014-01-16 | 2014-04-23 | 江苏赛福天钢索股份有限公司 | High-bearing rotation-resistant steel wire rope and production method thereof |
| CN104264520A (en) * | 2014-10-22 | 2015-01-07 | 天津冶金集团中兴盛达钢业有限公司 | Compacted-strand steel wire rope |
| CN205276032U (en) * | 2015-11-23 | 2016-06-01 | 江苏赛福天钢索股份有限公司 | Compaction wire rope |
-
2015
- 2015-11-23 CN CN201510817566.8A patent/CN105350361B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002030586A (en) * | 2000-07-12 | 2002-01-31 | Bridgestone Corp | Steel cord for reinforcing rubbery material and pneumatic tire using the same |
| CN102493238A (en) * | 2011-12-23 | 2012-06-13 | 建峰索具有限公司 | Compacted strand steel wire rope for casting rigging |
| CN203007712U (en) * | 2012-12-28 | 2013-06-19 | 江苏神猴钢绳开发有限公司 | Steel wire rope for rotary drilling rig |
| CN103255656A (en) * | 2013-05-15 | 2013-08-21 | 南通汇鑫钢绳有限公司 | Steel wire rope |
| CN103741528A (en) * | 2014-01-16 | 2014-04-23 | 江苏赛福天钢索股份有限公司 | High-bearing rotation-resistant steel wire rope and production method thereof |
| CN104264520A (en) * | 2014-10-22 | 2015-01-07 | 天津冶金集团中兴盛达钢业有限公司 | Compacted-strand steel wire rope |
| CN205276032U (en) * | 2015-11-23 | 2016-06-01 | 江苏赛福天钢索股份有限公司 | Compaction wire rope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105350361B (en) | 2018-11-06 |
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Address after: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214192 Patentee after: Jiangsu Saifutian Group Co.,Ltd. Country or region after: China Address before: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214192 Patentee before: JIANGSU SAFETY STEEL WIRE ROPE Co.,Ltd. Country or region before: China |