CN108221418A - A kind of steel wire rope and its production technology - Google Patents
A kind of steel wire rope and its production technology Download PDFInfo
- Publication number
- CN108221418A CN108221418A CN201810327707.1A CN201810327707A CN108221418A CN 108221418 A CN108221418 A CN 108221418A CN 201810327707 A CN201810327707 A CN 201810327707A CN 108221418 A CN108221418 A CN 108221418A
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- China
- Prior art keywords
- round steel
- steel
- wire
- wire rope
- screw thread
- 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.)
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Classifications
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/18—Grommets
-
- 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
Abstract
The invention discloses a kind of steel wire rope and its production technologies, are related to lifting field, solve the problems, such as that existing steel wire rope can not be according to itself tensioned state of load different adjustment；Its key points of the technical solution are that including two strand wires being twisted by more steel wires, be respectively fixedly connected with two strand wire one end connector, be arranged on the hand of spiral is opposite on two connectors connection screw thread and the adjusting set being set on connector；Two sections of adjusting screw threads to cooperate respectively with the connection screw thread on two connectors are offered in adjusting set；The production technology of the steel wire rope includes the following steps：（1）Round steel pickling；（2）Zinc phosphating processing；（3）Undergauge；（4）Zinc-plated processing；（5）Twist with the fingers stock；（6）Close rope；（7）Cut-out；（8）Knit wire line hitch；（9）External threading；（10）Connector is installed；（11）Interior screw thread, steel wire rope can be according to the tensioned states for the different adjustment itself for bearing load in the process used.
Description
Technical field
The present invention relates to lifting field, more specifically, it is related to a kind of steel wire rope and its production technology.
Background technology
Steel wire rope is that mechanical property and the satisfactory steel wire of geometric dimension are twisted together according to certain rule
Helical form steel tendon, steel wire rope have steel wire, wire rope core and grease composition.Steel wire rope is first to be twisted stock by multilayer steel wire, then with rope
Centered on core, helically wound rope is twisted with the fingers by certain amount stock.Steel wire rope have intensity it is high, from the spy of heavy and light and stable working
Point.
Steel wire rope has also obtained very extensive application in architectural engineering, is mainly used to be fixed and be held with pulling force
Carry, steel wire rope both ends are both provided with wire line hitch, convenient for the both ends of steel wire rope are fixed, but existing steel wire rope into
In the process of enforcement, directly both ends are fixed for steel wire rope, and in the process to work, steel wire rope has in itself
Certain elasticity, but because of the limitation of this body length of the loaded and steel wire rope of institute, steel wire rope is caused use often
More relaxation or the state excessively tightened can be often in, the tensioned state of steel wire rope can not be adjusted, how used
When the tensioned state of steel wire rope be adjusted be a problem to be solved according to the difference of load.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of steel wire rope and its production technology,
The tensioned state of steel wire rope can be adjusted in the process that steel wire rope uses.
To achieve the above object, the present invention provides following technical solutions：A kind of steel wire rope, including two by more steel wires
The strand wire that is twisted, be respectively fixedly connected with two strand wire one end connector, be arranged on the hand of spiral on two connectors
Opposite connection screw thread and the adjusting set being set on connector；
Two sections of adjusting screw threads to cooperate respectively with the connection screw thread on two connectors are offered in adjusting set.
By using above-mentioned technical proposal, when rotating adjusting set, due to the spiral of the connection screw thread on two strand wires
Direction is opposite so that two strand wires can be tensed or loosened simultaneously by adjusting set so that steel wire rope can be according to bearing to carry
The difference of lotus adjusts the length of itself, so as to which the tensioned state of steel wire rope be adjusted.
The present invention is further arranged to：The strand wire is provided with wire line hitch away from one end of connector.
By using above-mentioned technical proposal, by the way that wire line hitch is set to be convenient for consolidating steel wire rope by wire line hitch
It is fixed.
The present invention is further arranged to：It is set on the outside of the adjusting set in polygon.
By using above-mentioned technical proposal, by the way that polygon will be arranged on the outside of adjusting set, convenient for human hand to adjusting set
It is rotated, consequently facilitating the tensioned state to steel wire rope is adjusted.
In view of the deficienciess of the prior art, a kind of production work it is another object of the present invention to provide steel wire rope
Skill, using the steel wire rope of the technique productions convenient for the tensioned state of steel wire rope is adjusted in use, the production work
Skill includes the following steps：
（1）Round steel pickling：Pickling processes are carried out to round steel using hydrochloric acid solution, the rust on round steel surface is removed and rolls skin；Into
Row pickling is that pickling processes are carried out in the hydrochloric acid solution for gradually rising round steel in concentration successively；Pickling can be reduced in this way
Cheng Dangzhong is to the time that consumes and can reduce round steel and impregnated in single concentration hydrochloric acid of hydrochloric acid；
（2）Zinc phosphating processing：The round steel washed after terminating is put into Zinc phosphating solution, round steel is carried out at phosphatization
Reason；One layer of phosphate film not soluble in water is obtained by the surface of phosphorating treatment round steel, so as to carry to a certain extent
The antirust ability of high steel wire rope；
（3）Undergauge：Round steel is subjected to undergauge so that the diameter of round steel reaches 3.0mm；Undergauge is needed hand-drawn wire and tempering behaviour
Make to carry out successively and lasting multigroup, until the diameter of round steel reaches 3.0mm；Hand-drawn wire and the operating procedure of tempering are such as
Under：
A, hand-drawn wire：Round steel is less than to the die hole of round steel, the shape and size of round steel when round steel passes through die hole by diameter
It can be changed according to the shape and size of die hole；
B, it is tempered：Round steel after hand-drawn wire is handled is electrically heated to 650 DEG C, and keeps the temperature 50min；Then water is carried out to round steel
It is cold to cause 40 DEG C；
Repeat hand-drawn wire and tempering operation, tempering can restore the internal structure of the round steel destroyed by hand-drawn wire, prevent again
Round steel is pulled off during secondary progress hand-drawn wire；
（4）Zinc-plated processing：The round steel that undergauge obtains be put into zinc pot carry out it is zinc-plated, when zinc-plated the temperature control of zinc pot exists
450℃；
（5）Twist with the fingers stock：Round steel and wire rope core are put into strander and carry out sth. made by twisting stock；
（6）Close rope：The material that sth. made by twisting stock terminates is sent in crank closer and carries out conjunction rope, finally obtains strand wire；
（7）Cut-out：The length of strand wire as needed cuts off strand wire using cutting machine；
（8）Knit wire line hitch：In one end of strand wire wire line hitch is knitted, and connector sleeve is withheld using buckle machine
It is used to that wire line hitch be fixed on strand wire；
（9）External threading：Using lathe by the outside vehicle connection screw thread of connector one end, and the connection screw thread of two connectors
The hand of spiral is opposite；
（10）Connector is installed：Connector is withheld in strand wire using buckle machine) away from one end of wire line hitch, and two
The connection screw thread hand of spiral on root strand wire is opposite；
（11）Interior screw thread：The opposite adjusting screw thread of two sections of hands of spiral of getting on the bus inside adjusting set, and two adjust screw thread point
It does not cooperate with the connection screw thread on two strand wires.
By using above-mentioned technical proposal, using the steel wire rope of above-mentioned production technology production in the process used
The length of steel wire rope can be adjusted by rotating adjusting set, so as to according to the service load of steel wire rope to steel wire rope
Tensioned state be adjusted.
The present invention is further arranged to：The step（1）Round steel is washed later, concrete operation step is：It will be sour
The round steel washed after terminating is cleaned with clear water, until round steel cleans up.
By using above-mentioned technical proposal, round steel is cleaned up to the hydrochloric acid that can remove round steel surface, improve round steel into
The quality of row Zinc phosphating processing.
The present invention is further arranged to：Round steel is constantly lifted and is put into clear water when the round steel is cleaned.
By using above-mentioned technical proposal, round steel constantly from clear water is lifted and is put down convenient for quickly by round steel table
The hydrochloric acid in face cleans up.
The present invention is further arranged to：The step（2）Round steel is washed later, round steel is cleaned up；
By using above-mentioned technical proposal, the Zinc phosphating solution on round steel surface can be cleaned up, convenient for being carried out down to round steel
Single stepping.
The present invention is further arranged to：The round steel needs to dry the moisture on round steel surface after being cleaned.
By using above-mentioned technical proposal, by the way that the moisture on round steel surface is dried, it can prevent round steel from carrying out
The moisture on round steel surface impacts undergauge operation when undergauge operates.
In conclusion the present invention has the advantages that compared with the prior art：The present invention by set adjusting set with
And it is arranged on two opposite connection screw threads of the hand of spiral on two strand wires the length of steel wire rope can be adjusted by rotating adjusting set
Degree, so as to the tensioned state of the different adjustment steel wire rope of load born according to steel wire rope.
Description of the drawings
Fig. 1 is the axonometric drawing of the complete structure of embodiment；
Fig. 2 is the schematic diagram that embodiment embodies connection screw thread；
Fig. 3 is that embodiment embodies the schematic diagram for adjusting screw thread.
In figure：1st, strand wire；11st, wire line hitch；2nd, connector sleeve；3rd, connector；31st, connection screw thread；4th, adjusting set；
41st, screw thread is adjusted.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.The identical reference numeral of wherein identical parts
It represents.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to it is attached
Direction in figure, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometric center
Direction.
Embodiment one：A kind of steel wire rope includes two strand wires 1 congealed by steel wire strand referring to attached drawing 1 and fixes
It is connected to the connector 3 of 1 one end of strand wire；Strand wire 1 is coiled into wire line hitch 11, steel relative to the other end of connector 3
The end that cord stock 1 is coiled into wire line hitch 11 turns down, and the connection for passing through setting towards 3 one end of connector of strand wire 1
Set 2 is fixed；Two connectors 3 are linked together by adjusting set 4, and the outside of adjusting set 4 is set in polygon（Such as：
Regular hexagon）, convenient for being rotated to adjusting set 4.
Referring to attached drawing 2, connector 3 offers connection screw thread 31, and two steel wires on the outside of one end of wire line hitch 11
The hand of spiral of connection screw thread 31 on rope strand 1 is opposite.
Referring to attached drawing 3,4 inside of adjusting set offers two groups of adjusting screw threads 41, the hand of spiral phase of two groups of adjusting screw threads 41
It cooperates instead and with the connection screw thread 31 on two strand wires 1 respectively.
Adjusting set 4 can be screwed and be loosened to two connectors 3 simultaneously in the process of rotation, so as to adjust steel wire
The length of rope.
In the process used, two are connected to the steel wire rope with strand wire 1 by connector 3 and adjusting set 4
Together, and by wire line hitch 11 steel wire rope is fixed, and can be according to steel wire rope in the process used
Load suffered by length and steel wire rope is adjusted the length of steel wire rope so that steel wire rope is in rotating adjusting set 4
One suitable tensioned state.
Embodiment two：The production technology of steel wire rope mainly includes the following steps that：
（1）Round steel pickling：Pickling processes are carried out to round steel using hydrochloric acid solution, the rust on round steel surface is removed and rolls skin；Into
Row pickling is that pickling processes are carried out in the hydrochloric acid solution for gradually rising round steel in concentration successively；Pickling can be reduced in this way
Cheng Dangzhong is to the time that consumes and can reduce round steel and impregnated in single concentration hydrochloric acid of hydrochloric acid；
（2）Washing：Round steel after pickling is terminated is cleaned with clear water, and by by round steel in the process of cleaning
Constantly lift and be put into clear water, accelerate the speed cleaned to round steel；
（3）Zinc phosphating processing：The round steel washed after terminating is put into Zinc phosphating solution, round steel is carried out at phosphatization
Reason；One layer of phosphate film not soluble in water is obtained by the surface of phosphorating treatment round steel, so as to carry to a certain extent
The antirust ability of high steel wire rope；
（4）Washing：The round steel that phosphorating treatment terminates is put into clear water and is cleaned, by the Zinc phosphating solution on round steel surface
It cleans up, raw material constantly can be lifted and is put into clear water in the process of cleaning, so as to improve the clear of round steel
Wash speed；
（5）Drying：The water on the round steel surface cleaned up is dried using hot wind；
（6）Undergauge：Round steel is subjected to undergauge so that the diameter of round steel reaches 3.0mm；Undergauge is needed hand-drawn wire and tempering behaviour
Make to carry out successively and lasting multigroup, until the diameter of round steel reaches 3.0mm；Hand-drawn wire and the operating procedure of tempering are such as
Under：
A, hand-drawn wire：Round steel is less than to the die hole of round steel, the shape and size of round steel when round steel passes through die hole by diameter
It can be changed according to the shape and size of die hole；
B, it is tempered：Round steel after hand-drawn wire is handled is electrically heated to 650 DEG C, and keeps the temperature 50min；Then water is carried out to round steel
It is cold to cause 40 DEG C；
Repeat hand-drawn wire and tempering operation, tempering can restore the internal structure of the round steel destroyed by hand-drawn wire, prevent again
Round steel is pulled off during secondary progress hand-drawn wire；
（7）Zinc-plated processing：The round steel that undergauge obtains be put into zinc pot carry out it is zinc-plated, when zinc-plated the temperature control of zinc pot exists
450℃；
（8）Twist with the fingers stock：Round steel and wire rope core are put into strander and carry out sth. made by twisting stock；
（9）Close rope：The material that sth. made by twisting stock terminates is sent in crank closer and carries out conjunction rope, finally obtains strand wire 1；
（10）Cut-out：The length of strand wire 1 as needed cuts off strand wire 1 using cutting machine；
（11）Knit wire line hitch 11：Wire line hitch 11 is knitted in one end of strand wire 1, and utilizes buckle machine by connector sleeve
2 withhold on strand wire 1 for wire line hitch 11 to be fixed；
（12）External threading：Using lathe by the outside vehicle connection screw thread 31 of 3 one end of connector, and the connection of two connectors 3
The hand of spiral of screw thread 31 is opposite；
（13）Connector 3 is installed：Connector 3 is withheld in strand wire 1 using buckle machine) away from one end of wire line hitch 11,
And 31 hand of spiral of connection screw thread on two strand wires 1 is opposite；
（14）Interior screw thread：The opposite adjusting screw thread 41 of two sections of hands of spiral of getting on the bus inside adjusting set 4, and two adjust screw thread
41 cooperate respectively with the connection screw thread 31 on two strand wires 1.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of steel wire rope, it is characterised in that：Including two strand wires being twisted by more steel wires (1), it is respectively fixedly connected with
Connector (3) in two strand wires (1) one end is arranged on the opposite connection screw thread (31) of the hand of spiral on two connectors (3)
And it is set in the adjusting set (4) on connector (3)；
Two sections of adjusting screw threads to cooperate respectively with the connection screw thread (31) on two connectors (3) are offered in adjusting set (4)
(41)。
2. a kind of steel wire rope according to claim 1, it is characterised in that：The strand wire (1) is away from connector (3)
One end is provided with wire line hitch (11).
3. a kind of steel wire rope according to claim 1 and its production technology, it is characterised in that：On the outside of the adjusting set (4)
It is set in polygon.
4. a kind of production technology for being used to produce the steel wire rope described in 3 any claim of claims 1 to 3, it is characterised in that：
The production technology includes the following steps：
（1）Round steel pickling：Pickling processes are carried out to round steel using hydrochloric acid solution, the rust on round steel surface is removed and rolls skin；Into
Row pickling is that pickling processes are carried out in the hydrochloric acid solution for gradually rising round steel in concentration successively；Pickling can be reduced in this way
Cheng Dangzhong is to the time that consumes and can reduce round steel and impregnated in single concentration hydrochloric acid of hydrochloric acid；
（2）Zinc phosphating processing：The round steel washed after terminating is put into Zinc phosphating solution, round steel is carried out at phosphatization
Reason；One layer of phosphate film not soluble in water is obtained by the surface of phosphorating treatment round steel, so as to carry to a certain extent
The antirust ability of high steel wire rope；
（3）Undergauge：Round steel is subjected to undergauge so that the diameter of round steel reaches 3.0mm；Undergauge is needed hand-drawn wire and tempering behaviour
Make to carry out successively and lasting multigroup, until the diameter of round steel reaches 3.0mm；Hand-drawn wire and the operating procedure of tempering are such as
Under：
A, hand-drawn wire：Round steel is less than to the die hole of round steel, the shape and size of round steel when round steel passes through die hole by diameter
It can be changed according to the shape and size of die hole；
B, it is tempered：Round steel after hand-drawn wire is handled is electrically heated to 650 DEG C, and keeps the temperature 50min；Then water is carried out to round steel
It is cold to cause 40 DEG C；
Repeat hand-drawn wire and tempering operation, tempering can restore the internal structure of the round steel destroyed by hand-drawn wire, prevent again
Round steel is pulled off during secondary progress hand-drawn wire；
（4）Zinc-plated processing：The round steel that undergauge obtains be put into zinc pot carry out it is zinc-plated, when zinc-plated the temperature control of zinc pot exists
450℃；
（5）Twist with the fingers stock：Round steel and wire rope core are put into strander and carry out sth. made by twisting stock；
（6）Close rope：The material that sth. made by twisting stock terminates is sent in crank closer and carries out conjunction rope, finally obtains strand wire (1)；
（7）Cut-out：The length of strand wire (1) as needed cuts off strand wire (1) using cutting machine；
（8）Knit wire line hitch (11)：In one end of strand wire (1) woollen yarn knitting wire line hitch (11), and will using buckle machine
Connector sleeve (2) is withheld on strand wire (1) for wire line hitch (11) to be fixed；
（9）External threading：Using lathe by the outside vehicle connection screw thread of connector (3) one end（31）, and two connectors (3)
Connection screw thread（31）The hand of spiral it is opposite；
（10）Connector (3) is installed：Connector (3) is withheld in strand wire (1) away from wire line hitch (11) using buckle machine
One end, and connection screw thread (31) hand of spiral on two strand wires (1) is opposite；
（11）Interior screw thread：In the internal opposite adjusting screw thread (41) of two sections of hands of spiral of getting on the bus of adjusting set (4), and two are adjusted
Screw thread (41) cooperates respectively with the connection screw thread (31) on two strand wires (1).
5. the production technology of steel wire rope according to claim 4, it is characterised in that：The step（1）Later to round steel into
Row washing, concrete operation step are：Round steel after pickling is terminated is cleaned with clear water, until round steel cleans up.
6. the production technology of steel wire rope according to claim 5, it is characterised in that：By round steel when the round steel is cleaned
Constantly lift and be put into clear water.
7. the production technology of steel wire rope according to claim 4, it is characterised in that：The step（2）Later to round steel into
Row washing, round steel is cleaned up.
8. the production technology of steel wire rope according to claim 7, it is characterised in that：The round steel needs after being cleaned
The moisture on round steel surface is dried.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810327707.1A CN108221418B (en) | 2018-04-12 | 2018-04-12 | A kind of wirerope and its production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810327707.1A CN108221418B (en) | 2018-04-12 | 2018-04-12 | A kind of wirerope and its production technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108221418A true CN108221418A (en) | 2018-06-29 |
| CN108221418B CN108221418B (en) | 2019-07-02 |
Family
ID=62657691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810327707.1A Active CN108221418B (en) | 2018-04-12 | 2018-04-12 | A kind of wirerope and its production technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN108221418B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826032A (en) * | 2019-04-09 | 2019-05-31 | 贵州钢绳股份有限公司 | A kind of resistance rotating wire rope and its manufacturing method |
| CN110924200A (en) * | 2019-11-26 | 2020-03-27 | 江苏赛福天钢索股份有限公司 | Steel wire rope online production line precision improving process |
| CN111101125A (en) * | 2019-12-26 | 2020-05-05 | 江苏英杰光缆科技有限公司 | Optical cable drawing method |
| CN111142203A (en) * | 2019-12-26 | 2020-05-12 | 江苏英杰光缆科技有限公司 | Method for improving flexibility of optical cable |
| CN111850811A (en) * | 2020-07-06 | 2020-10-30 | 东莞特大纺织科技有限公司 | Braided rope, braiding method thereof and braided product |
| CN112176749A (en) * | 2020-09-30 | 2021-01-05 | 江阴泰阳成索业有限公司 | Ring eye lifting appliance for pressing single-side end socket by steel rope steel sleeve and preparation method |
| CN113863037A (en) * | 2021-08-22 | 2021-12-31 | 张富苗 | Preparation process of stainless steel wire rope |
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| CN111142203A (en) * | 2019-12-26 | 2020-05-12 | 江苏英杰光缆科技有限公司 | Method for improving flexibility of optical cable |
| CN111142203B (en) * | 2019-12-26 | 2022-04-08 | 江苏英杰光缆科技有限公司 | Method for improving flexibility of optical cable |
| CN111850811A (en) * | 2020-07-06 | 2020-10-30 | 东莞特大纺织科技有限公司 | Braided rope, braiding method thereof and braided product |
| CN112176749A (en) * | 2020-09-30 | 2021-01-05 | 江阴泰阳成索业有限公司 | Ring eye lifting appliance for pressing single-side end socket by steel rope steel sleeve and preparation method |
| CN112176749B (en) * | 2020-09-30 | 2023-07-14 | 江阴泰阳成索业有限公司 | Eye lifting appliance for pressing single-side end socket by steel rope and steel sleeve and preparation method |
| CN113863037A (en) * | 2021-08-22 | 2021-12-31 | 张富苗 | Preparation process of stainless steel wire rope |
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