CN102605658A - Method for eliminating tilting of cord fabric made of steel cords - Google Patents
Method for eliminating tilting of cord fabric made of steel cords Download PDFInfo
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- CN102605658A CN102605658A CN2012100255232A CN201210025523A CN102605658A CN 102605658 A CN102605658 A CN 102605658A CN 2012100255232 A CN2012100255232 A CN 2012100255232A CN 201210025523 A CN201210025523 A CN 201210025523A CN 102605658 A CN102605658 A CN 102605658A
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- steel cord
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- steel cords
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Abstract
The invention discloses a method for eliminating tilting of a cord fabric made of steel cords. The method includes arraying M steel cords into a row, calendering the M steel cords together and forming the cord fabric made of the steel cords; longitudinally cutting off the cord fabric made of the steel cords; and transversely splicing cut cord fabric portions made of the steel cords. An arraying mode of the steel cords includes that the total M steel cords of the cord fabric made of the steel cords are divided into A sections, A is an even number, and is smaller than or equal to 4 and smaller than or equal to M, N is equal to M/A, when N is an integer, N S-shaped twist-direction steel cords and N Z-shaped twist-direction steel cords are arrayed at intervals, and the twisting direction of the S-shaped twist-direction steel cords is opposite to that of the Z-shaped twist-direction steel cords; when M/A is not an integer, rounding the quotient, N is an integer smaller than M/A and larger than M/A-1, N S-shaped twist-direction steel cords and N Z-shaped twist-direction steel cords are arrayed on sections at two ends of the cord fabric made of the steel cords, N or N+1 or N+2 steel cords are arrayed on the rest sections, and twist directions of the steel cords on each two adjacent sections are opposite to each other.
Description
Technical field
The present invention relates to a kind of method of eliminating steel cord cord fabric nose, particularly related to a kind ofly in, eliminated the method for steel cord cord fabric nose with the radial manufacture process of steel cord as framework material.
Background technology
Usually steel cord cord fabric produces tire with following step:
Calendering: usually hundreds of root same structure and twist with the fingers to the steel cord roll into cord together.
Severing, splicing: cord carries out severing and splicing at automatic severing splicing production line; In cord severing and splicing; Usually because occur cord nose problem cause cord can't be through cut-off knife, carry accumulations of being obstructed, and problem such as can't align when splicing influences carrying out continuously of automated production; Can't severing and splicing, produce waste product.
The main cause that the nose problem occurs is because Residual torsion has appearred in the steel cord in cord, causes the cord nose.
Residual torsion have following several kinds of reasons:
The Residual torsion that occurs during the steel cord is produced, the Residual torsion that calendering back steel cord is caused by external force, the identical sth. made by twisting of hundreds of root Residual torsion that free end causes occurs to unidirectional variation to the steel cord after the severing.
Summary of the invention
The application's goal of the invention is thoroughly to eliminate the problem of the nose that existing steel cord cord fabric causes by Residual torsion, and a kind of method of eliminating steel cord cord fabric nose is provided.
In order to accomplish the application's goal of the invention, the present invention adopts following technical scheme:
A kind of method of eliminating steel cord cord fabric nose of the present invention, it comprises:
(1) M root steel cord is arranged in a row;
(2) together, form steel cord cord fabric with the calendering of M root steel cord;
(3) with the vertical severing of steel cord cord fabric;
(4) the steel cord cord fabric of severing is together horizontally-spliced;
Wherein: the arrangement mode of steel cord is in step (1): total steel cord radical M of steel cord cord fabric is divided into the A section; A is even number and 4≤A≤M; When N=M/A is integer; N root S shape is twisted with the fingers to steel cord and the Z-shaped sth. made by twisting of N root to the arrangement of being separated by of steel cord, S shape sth. made by twisting to steel cord and Z-shaped sth. made by twisting to the sth. made by twisting of steel cord on the contrary; When M/A is not integer; Round, N is less than M/A and greater than the integer of M/A-1, on the section at steel cord cord fabric two ends, arranges N root S and twists with the fingers to steel cord and N root Z sth. made by twisting to the steel cord; On remaining section, arrange N root, N+1 root or N+2 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary;
A kind of method of eliminating steel cord cord fabric nose of the present invention; Wherein: when M/A is not integer and M-N*A＜A-2; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N root or N+1 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary;
A kind of method of eliminating steel cord cord fabric nose of the present invention; Wherein: when M/A is not integer and M-N*A=A-2; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N+1 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary;
A kind of method of eliminating steel cord cord fabric nose of the present invention; Wherein: when M/A is not integer and M-N*A=A-1; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N+1 root or N+2 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary.
Steel cord cord fabric with the method for elimination steel cord cord fabric nose of the present invention is produced is compared with the steel cord cord fabric of producing with existing method; No matter can offset with the method for elimination steel cord cord fabric nose of the present invention is that the steel cord is twisted with the fingers the Residual torsion that has when making or the calendering severing causes; Thoroughly eliminate because the cord nose problem that Residual torsion causes; To guarantee that cord carries out automatic severing and splicing, enhances productivity, and cuts the waste.
Description of drawings
Fig. 1 for the Z type twist with the fingers to the sketch map of steel cord;
Fig. 2 for the S type twist with the fingers to the sketch map of steel cord;
The steel cord cord fabric of Fig. 3 for producing with the method for elimination steel cord cord fabric nose of the present invention, the sketch map of the mode that the steel cord is arranged in the steel cord cord fabric has wherein only represented that M/A is the situation of integer among the figure.
The specific embodiment
As depicted in figs. 1 and 2, the sth. made by twisting of steel cord to have " Z " to and " S " to.
A kind of method of eliminating steel cord cord fabric nose of the present invention, it comprises:
(1) M root steel cord is arranged in a row;
(2) together, form steel cord cord fabric with the calendering of M root steel cord;
(3) with the vertical severing of steel cord cord fabric;
(4) the steel cord cord fabric of severing is together horizontally-spliced;
The arrangement mode of steel cord is in step (1): total steel cord radical M of steel cord cord fabric is divided into the A section; A is even number and 4≤A≤M; When N=M/A is integer; N root S shape is twisted with the fingers to steel cord and the Z-shaped sth. made by twisting of N root to the arrangement of being separated by of steel cord, S shape sth. made by twisting to steel cord and Z-shaped sth. made by twisting to the sth. made by twisting of steel cord on the contrary, arrangement mode as shown in Figure 3.
When M/A is not integer, round, N is less than M/A and greater than the integer of M/A-1; When M-N*A＜A-2, on the section at steel cord cord fabric two ends, arrange N root S and twist with the fingers to the steel cord and twist with the fingers to the steel cord arrangement N root or N+1 root steel cord on remaining section with N root Z; The sth. made by twisting of the steel cord on the adjacent segment is on the contrary, for example: with total radical M is that 305 steel cord is divided into A=8 section, M/A=38.125; Round back N=38; On the section at steel cord cord fabric two ends, arrange 38 S and twist with the fingers to steel cord and 38 Z and twist with the fingers, and all the other remaining 6 sections arbitrary sections are gone up and arranged 39 steel cords, and remaining 5 sections gone up and arrange 38 steel cords to the steel cord.Like this, be that the steel cord is twisted with the fingers the Residual torsion that has when making or the calendering severing causes no matter can offset, thoroughly eliminate because the cord nose problem that Residual torsion causes is carried out automatic severing and splicing to guarantee cord, enhance productivity, and cut the waste.
When M-N*A=A-2, on the section at steel cord cord fabric two ends, arrange N root S and twist with the fingers to the steel cord and twist with the fingers to the steel cord with N root Z, arrangement N+1 root steel cord on remaining section, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary; For example: with total radical M is that 310 steel cord is divided into the A=8 section; M/A=38.75; Round back N=38, on the section at steel cord cord fabric two ends, arrange 38 S sth. made by twisting and twist with the fingers to the steel cord, and all arrange 39 steel cords on all the other remaining 6 sections arbitrary sections to steel cord and 38 Z.
When M-N*A=A-1, on the section at steel cord cord fabric two ends, arrange N root S and twist with the fingers to the steel cord and twist with the fingers to the steel cord with N root Z, arrangement N+1 root or N+2 root steel cord on remaining section, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary; For example: with total radical M is that 311 steel cord is divided into the A=8 section; M/A=38.875; Round back N=38; On the section at steel cord cord fabric two ends, arrange 38 S and twist with the fingers to steel cord and 38 Z and twist with the fingers, and all arrange 39 steel cords on all the other remaining 6 sections wantonly 5 sections, all arrange 40 steel cords on remaining 6 sections 1 section to the steel cord.
Though when M/A is not integer; Can not eliminate the Residual torsion in the steel cord cord fabric fully; The Residual torsion of cord two ends section causes but cord nose problem more than 90% is; And the radical between every section is more or less the same in 2 steel cords, has therefore eliminated the Residual torsion that has when the steel cord is twisted with the fingers system or the calendering severing causes basically.
Just to explanation of the present invention, be not that institute of the present invention restricted portion is referring to claim to the qualification of invention more than, under the situation of spirit of the present invention, the present invention can do any type of modification.
Claims (4)
1. method of eliminating steel cord cord fabric nose, it comprises:
(1) M root steel cord is arranged in a row;
(2) together, form steel cord cord fabric with the calendering of M root steel cord;
(3) with the vertical severing of steel cord cord fabric;
(4) the steel cord cord fabric of severing is together horizontally-spliced;
It is characterized in that: the arrangement mode of steel cord is in step (1): total steel cord radical M of steel cord cord fabric is divided into the A section; A is even number and 4≤A≤M; When N=M/A is integer; N root S shape is twisted with the fingers to steel cord and the Z-shaped sth. made by twisting of N root to the arrangement of being separated by of steel cord, S shape sth. made by twisting to steel cord and Z-shaped sth. made by twisting to the sth. made by twisting of steel cord on the contrary; When M/A is not integer; Round, N is less than M/A and greater than the integer of M/A-1, on the section at steel cord cord fabric two ends, arranges N root S and twists with the fingers to steel cord and N root Z sth. made by twisting to the steel cord; On remaining section, arrange N root, N+1 root or N+2 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary.
2. eliminate the method for steel cord cord fabric nose according to claim 1; It is characterized in that: as M/A during for integer and M-N*A＜A-2; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N root or N+1 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary.
3. eliminate the method for steel cord cord fabric nose according to claim 1; It is characterized in that: when M/A is not integer and M-N*A=A-2; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N+1 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary.
4. eliminate the method for steel cord cord fabric nose according to claim 1; It is characterized in that: when M/A is not integer and M-N*A=A-1; On the section at steel cord cord fabric two ends, arranging N root S sth. made by twisting twists with the fingers to the steel cord to steel cord and N root Z; On remaining section, arrange N+1 root or N+2 root steel cord, the sth. made by twisting of the steel cord on the adjacent segment is on the contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100255232A CN102605658A (en) | 2012-02-06 | 2012-02-06 | Method for eliminating tilting of cord fabric made of steel cords |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100255232A CN102605658A (en) | 2012-02-06 | 2012-02-06 | Method for eliminating tilting of cord fabric made of steel cords |
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| Publication Number | Publication Date |
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| CN102605658A true CN102605658A (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012100255232A Pending CN102605658A (en) | 2012-02-06 | 2012-02-06 | Method for eliminating tilting of cord fabric made of steel cords |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104338873A (en) * | 2013-07-29 | 2015-02-11 | 贝卡尔特公司 | Straight filament used for belted layer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4787200A (en) * | 1986-07-24 | 1988-11-29 | Bridgestone Corporation | Rubber-reinforcing aromatic polyamide fiber cords |
| US5323829A (en) * | 1992-12-28 | 1994-06-28 | The Goodyear Tire & Rubber Company | Tire with carbon fiber reinforcement |
| US20030034107A1 (en) * | 2000-01-24 | 2003-02-20 | The Goodyear Tire & Rubber Company | Reinforcement for rubber composites |
| JP2007050728A (en) * | 2005-08-16 | 2007-03-01 | Bridgestone Corp | Pneumatic radial tire |
| CN101694234A (en) * | 2009-10-22 | 2010-04-14 | 上虞市宝来同步带有限公司 | Automotive V-ribbed belt and manufacture method thereof |
| CN102321961A (en) * | 2011-09-07 | 2012-01-18 | 浙江尤夫科技工业有限公司 | Gum dipping canvas for horizontally strengthening toughness and production process thereof |
-
2012
- 2012-02-06 CN CN2012100255232A patent/CN102605658A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4787200A (en) * | 1986-07-24 | 1988-11-29 | Bridgestone Corporation | Rubber-reinforcing aromatic polyamide fiber cords |
| US5323829A (en) * | 1992-12-28 | 1994-06-28 | The Goodyear Tire & Rubber Company | Tire with carbon fiber reinforcement |
| US20030034107A1 (en) * | 2000-01-24 | 2003-02-20 | The Goodyear Tire & Rubber Company | Reinforcement for rubber composites |
| JP2007050728A (en) * | 2005-08-16 | 2007-03-01 | Bridgestone Corp | Pneumatic radial tire |
| CN101694234A (en) * | 2009-10-22 | 2010-04-14 | 上虞市宝来同步带有限公司 | Automotive V-ribbed belt and manufacture method thereof |
| CN102321961A (en) * | 2011-09-07 | 2012-01-18 | 浙江尤夫科技工业有限公司 | Gum dipping canvas for horizontally strengthening toughness and production process thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104338873A (en) * | 2013-07-29 | 2015-02-11 | 贝卡尔特公司 | Straight filament used for belted layer |
| CN109822008A (en) * | 2013-07-29 | 2019-05-31 | 贝卡尔特公司 | Straight monofilament on belt |
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Application publication date: 20120725 |