CN104947486A - Novel double-compacted steel wire rope and production technology thereof - Google Patents
Novel double-compacted steel wire rope and production technology thereof Download PDFInfo
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- CN104947486A CN104947486A CN201510403817.8A CN201510403817A CN104947486A CN 104947486 A CN104947486 A CN 104947486A CN 201510403817 A CN201510403817 A CN 201510403817A CN 104947486 A CN104947486 A CN 104947486A
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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
- D07B1/0693—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a strand configuration
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/02—Machine details; Auxiliary devices
- D07B7/027—Postforming of ropes or strands
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- 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
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- 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
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- 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
- D07B2201/2024—Strands twisted
- D07B2201/2025—Strands twisted characterised by a value or range of the pitch parameter given
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- 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
- D07B2201/2039—Strands characterised by the number of wires or filaments three to eight wires or filaments respectively forming a single layer
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- 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
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- 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
- D07B2201/2046—Strands comprising fillers
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- 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
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2401/00—Aspects related to the problem to be solved or advantage
- D07B2401/20—Aspects related to the problem to be solved or advantage related to ropes or cables
- D07B2401/2055—Improving load capacity
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Abstract
The invention relates to a novel double-compacted steel wire rope and a production technology thereof, and aims to provide a steel wire rope which is stable in physical property and is compacted tightly as well as a production technology of the steel wire rope. All pickled and phosphatized steel wires are drawn for the first time, then annealed, dried and drawn again after dried, and various finished steel wire products are formed. Third center steel wires, inner-layer steel wires, filling steel wires and third outer-layer steel wires are twisted and then rolled, steel wire rope first outer-layer strands are produced and twisted on the outer side of a rope core in a wrapping manner, a steel wire rope is twisted, the twisted steel wire rope is forged, and the forged steel wire rope is warehoused. The section area of each steel wire rope first outer-layer strand after rolling is 8%-10% smaller than that before rolling, and the section area of the steel wire rope after forging is 10%-13% smaller than that before forging. The rope core adopts 7*7 independent steel cores.
Description
Technical field
The present invention relates to Wire Rope Production technical field, particularly relate to a kind of novel pair of compacted wire rope and production technology thereof.
Background technology
Along with more and more welcome on compaction-strand steel wire rope at home market, most domestic producer all starts the research and development to compaction-strand steel wire rope.The domestic market competition to compaction-strand steel wire rope is also all the more fierce.Mostly steel wire rope on present domestic market is compaction-strand steel wire rope, only in process of production compaction treatment is carried out to strand wire, very large difference is not existed for twisting wire rope and ordinary steel rope, this kind of steel wire rope only carries out a compaction treatment, cannot be tightly compacted between rope strand, in use steel wire rope rub proofness and service life all can receive certain influence.
Summary of the invention
The technical problem to be solved in the present invention is to provide compacting novel pair of compacted wire rope and production technology thereof closely between a kind of long service life, stable physical property, rope strand.
A kind of novel pair of compacted wire rope of the present invention, wherein, comprise wire rope core and steel wire rope first outer layer strand, outside wire rope core, even bag sth. made by twisting has six roots of sensation steel wire rope first outer layer strand, every root steel wire rope first outer layer strand comprises again the 3rd core wire, steel wire of internal layer, filler wires and the 3rd cover wire, outside 3rd core wire, even bag sth. made by twisting has seven steel wire of internal layer, outside steel wire of internal layer, even bag sth. made by twisting has 14 the 3rd cover wires, and the gap location between adjacent two steel wire of internal layer and the 3rd cover wire wraps sth. made by twisting respectively filler wires.
A kind of novel pair of compacted wire rope of the present invention, wherein said wire rope core adopts 7 × 7 independent steel cores.
A kind of novel pair of compacted wire rope of the present invention, the laying pitch coefficient of wherein said steel wire of internal layer is 6.5 times, and the laying pitch coefficient of the 3rd cover wire is 8 times; The laying pitch coefficient of steel wire rope first outer layer strand is 6 times.
A kind of novel pair of compacted wire rope production technology of the present invention, after wire rod is carried out to each steel wire, carry out pickling and phosphorating treatment successively, wherein, each steel wire after phosphatization is carried out primary drawing, carry out successively after primary drawing annealing and drying, each steel wire after oven dry carries out drawing again, form the 3rd cover wire, filler wires, steel wire of internal layer, the 3rd core wire of finished product, carry out roll-in by after the 3rd core wire, steel wire of internal layer, filler wires and the 3rd cover wire twisting, make steel wire rope first outer layer strand; Steel wire rope first outer layer strand bag is twisted with the fingers outside wire rope core, is twisted into steel wire rope, and the steel wire rope be twisted into is put into forge mould and forge, the steel wire rope warehouse-in after forging.
A kind of novel pair of compacted wire rope production technology of the present invention, the twisting method of wherein said steel wire rope first outer layer strand is: even bag sth. made by twisting seven steel wire of internal layer outside the 3rd core wire, even bag sth. made by twisting 14 the 3rd cover wires outside steel wire of internal layer, the gap location between adjacent two steel wire of internal layer and the 3rd cover wire wraps sth. made by twisting respectively filler wires.
A kind of novel pair of compacted wire rope production technology of the present invention, the wherein said mould that forges comprises again mould, lower mould, left mould and right mould, the bottom outer wall of upper mould, the top outer wall of lower mould, the outer right wall of left mould and the left side outer wall of right mould offer the circular groove of cooperatively interact 1/4th respectively, steel wire rope before forging is put into the center forging mould, forge mould and compress steel wire rope, and forge forging mould.
A kind of novel pair of compacted wire rope production technology of the present invention, wherein said wire rope core adopts 7 × 7 independent steel cores.
A kind of novel pair of compacted wire rope production technology of the present invention, the sectional area reduction 8% ~ 10% compared with the sectional area before roll-in after the roll-in of wherein said steel wire rope first outer layer strand.
A kind of novel pair of compacted wire rope production technology of the present invention, the sectional area after wherein said steel wire rope hammering is reduction 10% ~ 13% compared with the sectional area before forging.
A kind of novel pair of compacted wire rope production technology of the present invention, the wherein said cross section metal forging rear steel wire rope amasss and accounts for more than 75% of steel wire rope sectional area.
A kind of novel pair of compacted wire rope of the present invention and production technology difference from prior art thereof are: six roots of sensation wire rope core first outer layer strand is evenly wrapped to twist with the fingers and make wire rope core outside wire rope core first central strand by the present invention, and carries out roll-in to wire rope core first outer layer strand; Evenly wrap at seven steel wire of internal layer and twist with the fingers outside the 3rd core wire, 14 the 3rd cover wires evenly wrap to be twisted with the fingers outside steel wire of internal layer, between adjacent two steel wire of internal layer and the 3rd cover wire, wrap sth. made by twisting have filler wires, make steel wire rope first outer layer strand, and roll-in is carried out to steel wire rope first outer layer strand, add the intensity of steel wire rope.Forge being twisted into the steel wire rope after type, make structure between rope strand more tight, further increase the compaction between rope strand, the Fracture Force of steel wire rope is significantly increased, steel wire rope is made in use to have larger safety coefficient, safer, reliable.In the process that novel pair compacted wire rope a kind of to the present invention is produced, the reduction 8% ~ 10% compared with the sectional area of steel wire rope first outer layer strand before roll-in of the sectional area of steel wire rope first outer layer strand after roll-in, the sectional area of the steel wire rope after forging is reduction 10% ~ 13% compared with the sectional area of the steel wire rope before forging, forge in process to adopt and forge mould and forge, ensure that the steel wire rope after forging has good out-of-roundness, the difference in diameter making steel wire rope horizontal and longitudinal is only at about 0.1mm, compression ratio is strictly controlled simultaneously, steel wire rope can be made more to mate with the race of the equipment of use.The cross section metal of a kind of novel pair of compacted wire rope of the present invention amasss and accounts for more than 75% of steel wire rope sectional area, and the cross section metal of ordinary steel rope amasss and only accounts for about 63% of steel wire rope sectional area, thus optimization construction of wire rope, enhance the anti-extrusion ability of steel wire rope, considerably increase the service life of steel wire rope.
Below in conjunction with accompanying drawing, a kind of novel pair of compacted wire rope of the present invention and production technology thereof are described further.
Accompanying drawing explanation
Fig. 1 is the sectional view of a kind of novel pair of compacted wire rope of the present invention when forging;
Fig. 2 is sectional view when steel wire rope first outer layer strand does not carry out initial pass in a kind of novel pair of compacted wire rope of the present invention;
Fig. 3 is that in a kind of novel pair of compacted wire rope of the present invention, steel wire rope first outer layer strand carries out the sectional view after initial pass;
Fig. 4 is the sectional view of wire rope core in a kind of novel pair of compacted wire rope of the present invention;
Fig. 5 is sectional view when steel wire rope forges in the mold in a kind of novel pair of compacted wire rope production technology of the present invention.
Detailed description of the invention
As shown in Figure 1, be sectional view when a kind of novel pair of compacted wire rope of the present invention does not carry out secondary compaction, comprise wire rope core 1 and steel wire rope first outer layer strand, outside wire rope core 1, even bag sth. made by twisting has six roots of sensation steel wire rope first outer layer strand.Every root steel wire rope first outer layer strand comprises again the 3rd core wire 2, steel wire of internal layer 3, filler wires 4 and the 3rd cover wire 5, outside 3rd core wire 2, even bag sth. made by twisting has seven steel wire of internal layer 3, outside steel wire of internal layer 3, even bag sth. made by twisting has 14 the 3rd cover wires 5, and the gap location between adjacent two steel wire of internal layer 3 and the 3rd cover wire 5 wraps sth. made by twisting respectively filler wires 4.
As shown in Figure 4, for the sectional view of wire rope core in a kind of novel pair of compacted wire rope of the present invention, wire rope core 1 adopts 7 × 7 independent steel cores, and wire rope core 1 comprises wire rope core first central strand and wire rope core first outer layer strand, and outside wire rope core first central strand, even bag sth. made by twisting has six roots of sensation wire rope core first outer layer strand.Wire rope core first central strand comprises again even bag sth. made by twisting outside the first core wire 6 and the first cover wire 7, first core wire 6 six roots of sensation first cover wire 7.Every root wire rope core first outer layer strand comprises again even bag sth. made by twisting outside the second core wire 8 and the second cover wire 9, second core wire 8 six roots of sensation second cover wire 9.
The structure of a kind of novel pair of compacted wire rope of the present invention is K6 × K29Fi+IWR-26mm (K: compacting, 6: outer number of share of stock, 29: the steel wire number of every root outer layer strand, Fi: fill class steel wire rope, IWR: steel core, 26mm: the diameter of steel wire rope).
It is as shown in the table for the wire distribution diameter of wire rope core and steel wire rope first outer layer strand:
Wherein in described various steel wires, when gauge of wire is greater than 1.6mm, the deviation of steel wire diameter of the same type is ± 0.03mm; When gauge of wire is between 1.6mm to 0.6mm, the deviation of steel wire diameter of the same type is ± 0.02mm; When gauge of wire is less than 0.6mm, the deviation of steel wire diameter of the same type is ± 0.01mm.
The laying pitch coefficient of steel wire of internal layer 3 of the present invention is 6.5 times, and the laying pitch coefficient of the 3rd cover wire 5 is 8 times; The laying pitch coefficient of steel wire rope first outer layer strand is 6 times; The laying pitch coefficient of the first cover wire 7 is 8 times, and the laying pitch coefficient of the second cover wire 9 is 8 times.
The production stage of a kind of novel pair of compacted wire rope of the present invention is:
Step one: carry out wire rod to each steel wire respectively, checks smooth degree and the integrality of each Steel Wire Surface;
Step 2: each steel wire is put into pickling tube respectively and carries out pickling, remove the rust of each Steel Wire Surface;
Step 3: each steel wire after pickling is carried out phosphorating treatment, enables steel wire antirust, and increase the lubricity of Steel Wire Surface and increase the plasticity of steel wire self;
Step 4: each steel wire after phosphatization is carried out primary drawing, anneal after primary drawing, carry out after annealing lubricating and drying, each steel wire after drying is carried out drawing again, forms the 3rd cover wire 5 of finished product, filler wires 4, steel wire of internal layer 3 and the 3rd core wire 2;
Step 5: after the 3rd core wire 2, steel wire of internal layer 3, filler wires 4 and the 3rd cover wire 5 twisting, carry out roll-in, make steel wire rope first outer layer strand, as shown in Figure 2 and Figure 3, the reduction 8% ~ 10% compared with the sectional area of steel wire rope first outer layer strand before roll-in of the sectional area of steel wire rope first outer layer strand after roll-in;
Step 6: steel wire rope first outer layer strand bag is twisted with the fingers outside wire rope core 1, be twisted into steel wire rope, and the steel wire rope be twisted into is put into forge mould and forge, as shown in Figure 5, forge mould and comprise mould 10, lower mould 11, left mould 12 and right mould 13, the bottom outer wall of upper mould 10, the top outer wall of lower mould 11, the outer right wall of left mould 12 and the left side outer wall of right mould 13 offer the circular groove of 1/4th respectively, cooperatively interact between each circular groove, steel wire rope before forging is put into the center forging mould, upper mould 10, lower mould 11, left mould 12 and right mould 13 compress steel wire rope respectively, carry out high frequency with hanging one's head forge forging mould, the sectional area of the steel wire rope after forging is reduction 10% ~ 13% compared with the sectional area of the steel wire rope before forging, wire rope core 1 is just with 7 × 7 independent steel cores, the cross section metal of steel wire rope amasss and accounts for more than 75% of steel wire rope sectional area,
Step 7: dismantle strand test is carried out to the steel wire rope after forging, puts in storage after meeting standard.
A kind of novel pair of compacted wire rope of the present invention and production technology thereof, evenly wrap six roots of sensation wire rope core first outer layer strand to twist with the fingers and make wire rope core 1 outside wire rope core first central strand, and carry out roll-in to wire rope core first outer layer strand; Evenly wrap at seven steel wire of internal layer 3 and twist with the fingers outside the 3rd core wire 2,14 the 3rd cover wires 5 evenly wrap to be twisted with the fingers outside steel wire of internal layer 3, between adjacent two steel wire of internal layer 3 and the 3rd cover wire 5, wrap sth. made by twisting have filler wires 4, make steel wire rope first outer layer strand, and roll-in is carried out to steel wire rope first outer layer strand, add the intensity of steel wire rope.Forge being twisted into the steel wire rope after type, make structure between rope strand tightr, further increase the compaction between rope strand, the Fracture Force of steel wire rope is significantly increased, the rupture pull force of a kind of novel pair of compacted wire rope of the present invention reaches 742KN, and the standard rupture pull force of international regulations compaction-strand steel wire rope is 618KN, the ordinary steel rope of identical K6 × K29Fi+IWR-26mm structure is 395KN, rupture pull force of the present invention exceeds more than 100KN (10 tons) than the standard value of the compaction-strand steel wire rope of international regulations as can be seen from the above data, almost reach the twice of mutually isostructural ordinary steel rope rupture pull force, steel wire rope is made in use to have larger safety coefficient, safer, reliably.In the process that novel pair compacted wire rope a kind of to the present invention is produced, the reduction 8% ~ 10% compared with the sectional area of steel wire rope first outer layer strand before roll-in of the sectional area of steel wire rope first outer layer strand after roll-in, the sectional area of the steel wire rope after forging is reduction 10% ~ 13% compared with the sectional area of the steel wire rope before forging, forge in process to adopt and forge mould and forge, ensure that the steel wire rope after forging has good out-of-roundness, steel wire rope transverse direction and longitudinal difference in diameter are only at about 0.1mm, and the transverse direction of common compaction-strand steel wire rope and longitudinal difference in diameter are at about 0.4 ~ 0.6mm, concrete measurement numerical value is as follows:
Compression ratio is strictly controlled, steel wire rope can be made more to mate with the race of the equipment of use.The cross section metal of a kind of novel pair of compacted wire rope of the present invention amasss and accounts for more than 75% of steel wire rope sectional area, and the cross section metal of ordinary steel rope amasss and only accounts for about 63% of steel wire rope sectional area, thus optimization construction of wire rope, enhance the anti-extrusion ability of steel wire rope, make steel wire rope in use promote 30% average life than ordinary steel rope.Therefore, the present invention compared with prior art has obvious advantage.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determines.
Claims (10)
1. novel pair of compacted wire rope, it is characterized in that: comprise wire rope core (1) and steel wire rope first outer layer strand, there is six roots of sensation steel wire rope first outer layer strand in wire rope core (1) outside evenly bag sth. made by twisting, every root steel wire rope first outer layer strand comprises again the 3rd core wire (2), steel wire of internal layer (3), filler wires (4) and the 3rd cover wire (5), there are seven steel wire of internal layer (3) in 3rd core wire (2) outside evenly bag sth. made by twisting, there are 14 the 3rd cover wires (5) in steel wire of internal layer (3) outside evenly bag sth. made by twisting, gap location between adjacent two steel wire of internal layer (3) and the 3rd cover wire (5) wraps sth. made by twisting respectively filler wires (4).
2. one according to claim 1 novel pair of compacted wire rope, is characterized in that: described wire rope core (1) adopts 7 × 7 independent steel cores.
3. one according to claim 1 novel pair of compacted wire rope, is characterized in that: the laying pitch coefficient of described steel wire of internal layer (3) is 6.5 times, and the laying pitch coefficient of the 3rd cover wire (5) is 8 times; The laying pitch coefficient of steel wire rope first outer layer strand is 6 times.
4. one kind according to novel pair of compacted wire rope production technology in claim 1, after wire rod is carried out to each steel wire, carry out pickling and phosphorating treatment successively, it is characterized in that: described each steel wire after phosphatization is carried out primary drawing, carry out successively after primary drawing annealing and drying, each steel wire after oven dry carries out drawing again, form the 3rd cover wire (5) of finished product, filler wires (4), steel wire of internal layer (3), 3rd core wire (2), by the 3rd core wire (2), steel wire of internal layer (3), roll-in is carried out after filler wires (4) and the 3rd cover wire (5) twisting, make steel wire rope first outer layer strand, steel wire rope first outer layer strand bag is twisted with the fingers in wire rope core (1) outside, is twisted into steel wire rope, and the steel wire rope be twisted into is put into forge mould and forge, the steel wire rope warehouse-in after forging.
5. one according to claim 4 novel pair of compacted wire rope production technology, it is characterized in that: the twisting method of described steel wire rope first outer layer strand is: the 3rd core wire (2) outside evenly bag sth. made by twisting seven steel wire of internal layer (3), steel wire of internal layer (3) outside evenly bag sth. made by twisting 14 the 3rd cover wires (5), the gap location between adjacent two steel wire of internal layer (3) and the 3rd cover wire (5) wraps sth. made by twisting respectively filler wires (4).
6. one according to claim 4 novel pair of compacted wire rope production technology, it is characterized in that: described in forge mould and comprise again mould (10), lower mould (11), left mould (12) and right mould (13), the bottom outer wall of upper mould (10), the top outer wall of lower mould (11), the outer right wall of left mould (12) and the left side outer wall of right mould (13) offer the circular groove of cooperatively interact 1/4th respectively, steel wire rope before forging is put into the center forging mould, forge mould and compress steel wire rope, and forge forging mould.
7. one according to claim 4 novel pair of compacted wire rope production technology, is characterized in that: described wire rope core (1) adopts 7 × 7 independent steel cores.
8. one according to claim 4 novel pair of compacted wire rope production technology, is characterized in that: the sectional area reduction 8% ~ 10% compared with the sectional area before roll-in after the roll-in of described steel wire rope first outer layer strand.
9. one according to claim 8 novel pair of compacted wire rope production technology, is characterized in that: the sectional area after described steel wire rope hammering is reduction 10% ~ 13% compared with the sectional area before forging.
10. one according to claim 4 novel pair of compacted wire rope production technology, is characterized in that: described in forge rear steel wire rope cross section metal amass and account for more than 75% of steel wire rope sectional area.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106592291A (en) * | 2016-12-13 | 2017-04-26 | 贵州钢绳股份有限公司 | Manufacturing method of double-compacting multilayer stranded steel wire rope |
| CN107059447A (en) * | 2017-05-16 | 2017-08-18 | 江阴泰阳成索业有限公司 | Facial-contracted wire rope and its production method |
| CN107630374A (en) * | 2016-08-25 | 2018-01-26 | 桐乡守敬应用技术研究院有限公司 | A kind of high-strength damping steel wire rope |
| CN107988832A (en) * | 2017-12-18 | 2018-05-04 | 贵州钢绳股份有限公司 | One kind lumbering dragging compacted wire rope and its manufacture method |
| CN109811565A (en) * | 2017-11-21 | 2019-05-28 | 江苏法尔胜技术开发中心有限公司 | It is compacted the wear-resisting wirerope of shot-peening face stock and its production method |
| CN110158339A (en) * | 2019-05-21 | 2019-08-23 | 贵州钢绳股份有限公司 | A kind of wire rope design method used for electric hoist and its manufacturing method |
| CN112411221A (en) * | 2020-11-10 | 2021-02-26 | 贵州钢绳股份有限公司 | Method for manufacturing filling type compacted strand steel wire rope |
| CN114059370A (en) * | 2020-07-30 | 2022-02-18 | 江苏荣星工业股份有限公司 | Production process of antioxidant steel wire rope |
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| CN107630374A (en) * | 2016-08-25 | 2018-01-26 | 桐乡守敬应用技术研究院有限公司 | A kind of high-strength damping steel wire rope |
| CN106592291A (en) * | 2016-12-13 | 2017-04-26 | 贵州钢绳股份有限公司 | Manufacturing method of double-compacting multilayer stranded steel wire rope |
| CN107059447A (en) * | 2017-05-16 | 2017-08-18 | 江阴泰阳成索业有限公司 | Facial-contracted wire rope and its production method |
| CN109811565A (en) * | 2017-11-21 | 2019-05-28 | 江苏法尔胜技术开发中心有限公司 | It is compacted the wear-resisting wirerope of shot-peening face stock and its production method |
| CN107988832A (en) * | 2017-12-18 | 2018-05-04 | 贵州钢绳股份有限公司 | One kind lumbering dragging compacted wire rope and its manufacture method |
| CN110158339A (en) * | 2019-05-21 | 2019-08-23 | 贵州钢绳股份有限公司 | A kind of wire rope design method used for electric hoist and its manufacturing method |
| CN114059370A (en) * | 2020-07-30 | 2022-02-18 | 江苏荣星工业股份有限公司 | Production process of antioxidant steel wire rope |
| CN112411221A (en) * | 2020-11-10 | 2021-02-26 | 贵州钢绳股份有限公司 | Method for manufacturing filling type compacted strand steel wire rope |
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Application publication date: 20150930 |