CN109338767A - A kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure - Google Patents
A kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure Download PDFInfo
- Publication number
- CN109338767A CN109338767A CN201811467851.1A CN201811467851A CN109338767A CN 109338767 A CN109338767 A CN 109338767A CN 201811467851 A CN201811467851 A CN 201811467851A CN 109338767 A CN109338767 A CN 109338767A
- Authority
- CN
- China
- Prior art keywords
- wire
- core
- monofilament
- cord
- steel
- 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.)
- Pending
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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
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
- D07B1/0606—Reinforcing cords for rubber or plastic articles
- D07B1/062—Reinforcing cords for rubber or plastic articles the reinforcing cords being characterised by the strand configuration
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B3/00—General-purpose machines or apparatus for producing twisted ropes or cables from component strands of the same or different material
- D07B3/02—General-purpose machines or apparatus for producing twisted ropes or cables from component strands of the same or different material in which the supply reels rotate about the axis of the rope or cable or in which a guide member rotates about the axis of the rope or cable to guide the component strands away from the supply reels in fixed position
- D07B3/04—General-purpose machines or apparatus for producing twisted ropes or cables from component strands of the same or different material in which the supply reels rotate about the axis of the rope or cable or in which a guide member rotates about the axis of the rope or cable to guide the component strands away from the supply reels in fixed position and are arranged in tandem along the axis of the machine, e.g. tubular or high-speed type stranding machine
-
- 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
- D07B2201/2023—Strands with core
-
- 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
- D07B2201/2036—Strands characterised by the use of different wires or filaments
- D07B2201/2037—Strands characterised by the use of different wires or filaments regarding the dimension of the wires or filaments
-
- 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
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2046—Tire cords
Landscapes
- Ropes Or Cables (AREA)
Abstract
The present invention proposes a kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure, its integrated form double twisting device for using interior wire intaking type and outer wire intaking type to combine, first twisting forms core strand to core wire monofilament in core machine, then immediately proceed to line concentrator, upper thread monofilament is through also entering line concentrator after line device, twisted forming is carried out through host together with core strand, forms 2+7 × d cord；The technique accomplishes the one step forming of steel cord, improves production efficiency, decreases waste, has saved cost；Core strand and outer layer surface silk carry out volume twirl, the available guarantee of the quality of product in same a machine tool.
Description
Technical field
The present invention relates to steel cord for tire production technical field, in particular to a kind of radial of 2+7 × d structure
The production technology of all-steel cord.
Background technique
Radial is the tire for vehicles that the development for constantly adapting to highway with auto industry gets up,
Framework material using steel cord as tire, compared with the tire of pervious fiber skeleton, the bearing capacity of radial,
Wearability, heat dissipation performance and puncture-resistant, cut resistant, impact resistance and prevent it is wet skidding performance can be all more excellent, can satisfy high speed
The use demand of traveling and load-carrying engineering truck.
Steel cord is the vital building block of radial, and the usage amount in tire is very big；For not
With the vehicle and use environment of purposes, the structure of the steel cord in tire is also varied, and the equipment for preparing steel cord also has more
Kind.In the case where Vehicles Collected from Market competition increasingly motivates, the production efficiency of steel cord how is improved, and improve material as far as possible
The utilization rate of material reduces production cost just into a key factor for improving product competitiveness in the market.One kind as shown in Figure 1
Common structure is the tyre steel wire cord of 2+7 × d(d=0.20~0.40mm) series, and current production technology is using two
Footwork laying metal wire first passes through the outer wire intaking type double twisting device (DT2G lathe) of interior unwrapping wire for two core wire steel wire twisting core strands, core
Stock is by being installed to interior wire intaking type double twisting device for core strand collection wire I-shape reel wheel and cover wire Loosen up wire wheel again after spool spooling
Core strand and outer layer silk are twisted into the steel cord of final 2+7 × d structure by DTU lathe by (DTU lathe).This method needs
It is produced using two kinds of lathes, core strand needs first twisting collection to transport another station again, and it is enterprising to be installed to other lathe
Row plying twisting, production efficiency is low, and the twirl stock of core strand and steel cord is separate machined, is unable to synchronous production, wastes material
It is more；These all cause the production cost of steel cord to rise.
Summary of the invention
For existing 2+7 × d structure all-steel cord production the problem of, the object of the present invention is to provide one kind
The production technology of high-efficient and excellent product quality all-steel cord.
To achieve the object of the present invention, the production work of the radial ply tyre steel wire cord of a kind of 2+7 × d structure of the invention
Skill is prepared using the integrated form double twisting device that interior wire intaking type and outer wire intaking type combine, and the integrated form double twisting device includes core machine, institute
The core machine stated is internally provided with two Loosen up wire wheel, provides the unwrapping wire movement for constituting two core wire monofilament of core strand respectively；If
The upper thread monofilament actinobacillus device at core machine rear is set, the actinobacillus device includes that 7 upper thread monofilament of offer outer layer are put
The I-beam wheel of line；It is arranged in the subsequent line device of upper thread monofilament actinobacillus device；It is arranged in the subsequent line concentrator of line device
And the steel cord twirl stock host at line concentrator rear is set, all-steel cord collection wire I-shape reel wheel is equipped in host；The steel
The production craft step of silk cord is as follows:
S1: two core wire steel wire Loosen up wire wheel are placed in core machine, and 7 upper thread monofilament Loosen up wire wheel are placed in monofilament
The predetermined position of actinobacillus device；
S2: core machine, the Loosen up wire wheel of monofilament actinobacillus device and host are switched on work simultaneously, and core wire monofilament carries out in core machine
Core strand twisting, and the core strand of twisting is directly entered line concentrator, 7 upper thread monofilament collect traditional thread binding through also entering after line device
It sets, carries out twisted forming through host together with core strand, form the all-steel cord of 2+7 × d structure.
Preferably, the core wire monofilament is identical as the diameter of upper thread monofilament, and diameter is 0.20~0.40mm.
Further preferably, the core wire monofilament and upper thread monofilament be general strong steel wire, it is high tensile steel wire, super-high strength steel silk, high
Strong steel wire or special high tensile steel wire.
The production technology of the radial ply tyre steel wire cord of 2+7 × d structure of the invention, using interior wire intaking type and outer take-up
The integrated form double twisting device of formula combination, first twisting forms core strand to core wire monofilament in core machine, then immediately proceeds to line concentrator, upper thread
Monofilament carries out twisted forming through host together with core strand, forms 2+7 × d cord through also entering line concentrator after line device；
The technique accomplishes the one step forming of steel cord, improves production efficiency, decreases waste, has saved cost；Core strand and outer layer
Face silk carries out volume twirl, the available guarantee of the quality of product in same a machine tool.
Detailed description of the invention
Through the following detailed description taken in conjunction with the accompanying drawings, present invention objects, features and advantages above-mentioned and other will become
Obviously.Wherein:
Fig. 1 show the cross section structure schematic diagram of the all-steel cord of 2+7 × d structure of the invention；
Fig. 2 show the machining sketch chart of the first step of the production technology of the all-steel cord of 2+7 × d structure of the prior art；
Fig. 3 show the machining sketch chart of the second step of the production technology of the all-steel cord of 2+7 × d structure of the prior art；
Fig. 4 show the production process schematic diagram of the step processing of the all-steel cord of 2+7 × d structure of the invention.
Specific embodiment
In conjunction with the production technology of attached drawing efficient all-steel cord of the invention, details are as follows.
The production process signal processed referring to a step of the all-steel cord of 2+7 × d structure of the invention shown in Fig. 4
Figure, as shown, the all-steel cord of 2+7 × d structure of the invention is double using the integrated form that interior wire intaking type and outer wire intaking type combine
Twister preparation, the integrated form double twisting device includes core machine 3, and the core machine 3 is internally provided with two Loosen up wire wheel, respectively
The unwrapping wire movement for constituting two core wire monofilament 1,2 of core strand 20 is provided；The upper thread monofilament unwrapping wire dress at 3 rear of core machine is set
It sets, the actinobacillus device includes providing the I-beam wheel of 7 upper thread monofilament, 5,6,7,8,9,10,11 unwrapping wire of outer layer；Setting exists
The subsequent line device 12 of upper thread monofilament actinobacillus device；Setting is collecting in the subsequent line concentrator 4 of line device 12 and setting
The steel cord at 4 rear of line apparatus twists stock host 13, is equipped with all-steel cord collection wire I-shape reel wheel in host 13；The all-steel cord
Production technology is as follows:
S1: two core wire steel wire Loosen up wire wheel are placed in core machine 3, and 7 upper thread monofilament Loosen up wire wheel are placed in list
The predetermined position of silk actinobacillus device；
S2: core machine, the Loosen up wire wheel of monofilament actinobacillus device and host are switched on work simultaneously, and core wire monofilament 1,2 is in core machine 3
Core strand twisting is carried out, and the core strand 20 of twisting is directly entered 4,7 upper thread monofilament 5,6,7,8,9,10,11 of line concentrator through separated time
Also enter line concentrator 4 after device 12, carry out twisted forming through host 13 together with core strand, form the steel wire of 2+7 × d structure
Cord.
In a preferred embodiment, the core wire monofilament is identical as the diameter of upper thread monofilament, diameter be 0.20~
0.40mm。
The production technology of the radial ply tyre steel wire cord of 2+7 × d structure of the invention, using interior wire intaking type and outer take-up
The integrated form double twisting device of formula combination, first twisting forms core strand to core wire monofilament in core machine, then immediately proceeds to line concentrator, upper thread
Monofilament carries out twisted forming through host together with core strand, forms 2+7 × d cord through also entering line concentrator after line device；
The technique accomplishes the one step forming of steel cord, improves production efficiency, decreases waste, has saved cost；Core strand and outer layer
Face silk carries out volume twirl, the available guarantee of the quality of product in same a machine tool.The production technology can be applicable in general intensity
(NT), the steel wire curtain of high-intensitive (HT), superhigh intensity (ST), very high strength (UT), Extra High Strength (MT) different intensity grades
The production of line.
The present invention is not limited to the described embodiments, and those skilled in the art is not departing from spirit of the invention i.e. public affairs
Open in range, still may make some modifications or changes, thus the range that is limited with claims of the scope of the present invention as
It is quasi-.
Claims (3)
1. a kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure, which is characterized in that the all-steel cord
The integrated form double twisting device preparation combined using interior wire intaking type and outer wire intaking type of production technology, the integrated form double twisting device includes
Core machine, the core machine are internally provided with two Loosen up wire wheel, provide the unwrapping wire for constituting two core wire monofilament of core strand respectively
Movement；The upper thread monofilament actinobacillus device at core machine rear is set, and the actinobacillus device includes providing 7 upper threads of outer layer
The I-beam wheel of monofilament unwrapping wire；It is arranged in the subsequent line device of upper thread monofilament actinobacillus device；It is arranged in the subsequent collection of line device
Line apparatus and the steel cord that line concentrator rear is arranged in twist stock host, are equipped with all-steel cord collection wire I-shape reel wheel in host；Institute
The production craft step for the all-steel cord stated is as follows:
S1: two core wire steel wire Loosen up wire wheel are placed in core machine, and 7 upper thread monofilament Loosen up wire wheel are placed in monofilament
The predetermined position of actinobacillus device；
S2: core machine, the Loosen up wire wheel of monofilament actinobacillus device and host are switched on work simultaneously, and core wire monofilament carries out in core machine
Core strand twisting, and the core strand of twisting is directly entered line concentrator, 7 upper thread monofilament collect traditional thread binding through also entering after line device
It sets, carries out twisted forming through host together with core strand, form the all-steel cord of 2+7 × d structure.
2. a kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure as described in claim 1, feature exist
In the core wire monofilament is identical as the diameter of upper thread monofilament, and diameter is 0.20~0.40mm.
3. a kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure as described in claim 1, feature exist
In, the core wire monofilament and upper thread monofilament be general strong steel wire, high tensile steel wire, super-high strength steel silk, pole high tensile steel wire or extra-high
Strong steel wire.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467851.1A CN109338767A (en) | 2018-12-03 | 2018-12-03 | A kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure |
| PCT/CN2018/120163 WO2020113611A1 (en) | 2018-12-03 | 2018-12-10 | Production process for radial tire steel cord having 2+7×d structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467851.1A CN109338767A (en) | 2018-12-03 | 2018-12-03 | A kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109338767A true CN109338767A (en) | 2019-02-15 |
Family
ID=65319605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811467851.1A Pending CN109338767A (en) | 2018-12-03 | 2018-12-03 | A kind of production technology of the radial ply tyre steel wire cord of 2+7 × d structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109338767A (en) |
| WO (1) | WO2020113611A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304941A (en) * | 2020-02-20 | 2020-06-19 | 江苏兴达钢帘线股份有限公司 | Multilayer strand steel wire rope production equipment |
| CN111621895A (en) * | 2020-04-27 | 2020-09-04 | 江苏兴达钢帘线股份有限公司 | Production method and production device of steel cord |
| CN111926596A (en) * | 2020-07-23 | 2020-11-13 | 山东海工科技有限公司 | Novel high-strength sisal hemp mixed rope and manufacturing method thereof |
| CN112647328A (en) * | 2020-12-28 | 2021-04-13 | 江苏兴达钢帘线股份有限公司 | Steel cord and preparation process thereof |
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| US4408444A (en) * | 1981-05-08 | 1983-10-11 | N.V. Bekaert S.A. | Steel cord for reinforcement of elastomer material |
| DE4337596A1 (en) * | 1993-10-28 | 1995-05-04 | Thaelmann Schwermaschbau Veb | Method and device for producing HT or Ultra-HT cord |
| US5581990A (en) * | 1994-04-07 | 1996-12-10 | N.V. Bekaert S.A. | Twisting steel cord with wavy filament |
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| CN106906681A (en) * | 2017-01-19 | 2017-06-30 | 江苏兴达钢帘线股份有限公司 | It is a kind of（2+7）The tire belt steel cord of structure |
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2018
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- 2018-12-10 WO PCT/CN2018/120163 patent/WO2020113611A1/en active Application Filing
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| DE4337596A1 (en) * | 1993-10-28 | 1995-05-04 | Thaelmann Schwermaschbau Veb | Method and device for producing HT or Ultra-HT cord |
| US5581990A (en) * | 1994-04-07 | 1996-12-10 | N.V. Bekaert S.A. | Twisting steel cord with wavy filament |
| CN101910507A (en) * | 2007-12-28 | 2010-12-08 | 米其林技术公司 | Method and device for manufacturing a cable comprising two layers of the in situ compound type |
| CN102115992A (en) * | 2009-12-31 | 2011-07-06 | 鞍钢钢绳有限责任公司 | Novel method for twisting multistrand wire rope |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304941A (en) * | 2020-02-20 | 2020-06-19 | 江苏兴达钢帘线股份有限公司 | Multilayer strand steel wire rope production equipment |
| CN111621895A (en) * | 2020-04-27 | 2020-09-04 | 江苏兴达钢帘线股份有限公司 | Production method and production device of steel cord |
| CN111926596A (en) * | 2020-07-23 | 2020-11-13 | 山东海工科技有限公司 | Novel high-strength sisal hemp mixed rope and manufacturing method thereof |
| CN112647328A (en) * | 2020-12-28 | 2021-04-13 | 江苏兴达钢帘线股份有限公司 | Steel cord and preparation process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020113611A1 (en) | 2020-06-11 |
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Application publication date: 20190215 |