KR100635328B1 - 고강도 스틸코드 및 그의 제조방법 - Google Patents
고강도 스틸코드 및 그의 제조방법 Download PDFInfo
- Publication number
- KR100635328B1 KR100635328B1 KR1020050108465A KR20050108465A KR100635328B1 KR 100635328 B1 KR100635328 B1 KR 100635328B1 KR 1020050108465 A KR1020050108465 A KR 1020050108465A KR 20050108465 A KR20050108465 A KR 20050108465A KR 100635328 B1 KR100635328 B1 KR 100635328B1
- Authority
- KR
- South Korea
- Prior art keywords
- filament
- steel cord
- diameter
- filaments
- wire rod
- Prior art date
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Classifications
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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
- D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
- D07B1/162—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber enveloping sheathing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C9/00—Reinforcements or ply arrangement of pneumatic tyres
- B60C9/0007—Reinforcements made of metallic elements, e.g. cords, yarns, filaments or fibres made from metal
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
- D02G3/48—Tyre cords
-
- 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
- D07B1/064—Reinforcing cords for rubber or plastic articles the reinforcing cords being characterised by the strand configuration the reinforcing cords being twisted and with at least one wire exchanging place with another wire
-
- 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
- D07B1/0666—Reinforcing cords for rubber or plastic articles the wires being characterised by an anti-corrosive or adhesion promoting coating
-
- 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
-
- 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
-
- 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
- D07B2205/3046—Steel characterised by the carbon content
- D07B2205/3057—Steel characterised by the carbon content having a high carbon content, e.g. greater than 0,8 percent respectively SHT or UHT wires
-
- 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
- D07B2401/2065—Reducing wear
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S57/00—Textiles: spinning, twisting, and twining
- Y10S57/902—Reinforcing or tire cords
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Ropes Or Cables (AREA)
- Tires In General (AREA)
Abstract
Description
항목 | 단위 | 실시예1 | 실시예2 | 비교예1 | 비교예2 | |
기계적특성 | 코드 경 | mm | 0.72 | 0.71 | 0.60 | 0.60 |
꼬임길이 | mm | 16.0 | 16.0 | 14.0 | 14.0 | |
절단하중 | kgf | 80 | 80 | 51 | 45 | |
필라멘트 인장강도 | kg/㎟ | 430 | 430 | 360 | 330 | |
저하중신율 | % | 0.05 | 0.04 | 0.04 | 0.04 | |
단위중량 | g/m | 1.53 | 1.53 | 1.10 | 1.10 | |
스티프니스 | kg-㎟ | 31 | 31 | 17 | 17 | |
접착력 | kgf | 68 | 68 | 47 | 46 | |
고무부착율 | % | 95 | 95 | 90 | 90 | |
피로특성 | 3 roll 내피로 | 회(回) | 2400 | 2400 | 1800 | 1750 |
Claims (5)
- 탄소강인 와이어 로드가 적어도 1회이상 신선 가공되어 직경이 축소되도록 필라멘트(F)화되고, 상기 복수개의 필라멘트(F)가 서로 주기적으로 꼬아지도록 연선되는 고강도 스틸코드에 있어서,상기 와이어 로드는 카본 함량이 0.8~0.9%이며,상기 필라멘트(F)가 420~450kg/㎟의 인장강도를 갖도록 복수회 신선가공되고,상기 신선가공된 필라멘트(F) 2가닥이 서로 이격되는 부위가 형성되도록 오픈된 구조로 연선되는 것을 특징으로 하는 고강도 스틸코드.
- 제 1항에 있어서,상기 필라멘트(F)들은 소성 변형되어 주름 형태로 굴곡지게 형성된 것을 특징으로 하는 고강도 스틸코드.
- 제 1항 또는 제 2항에 있어서,상기 필라멘트(F)들이 꼬여지는 피치의 간격은 5~30mm인 것을 특징으로 하는 고강도 스틸코드.
- 카본 함량이 0.80~0.90%, 직경이 5.5mm인 탄소강인 와이어 로드를 1.0~2.5mm 의 직경을 갖도록 1차 신선가공하고,상기 1차 신선된 와이어 로드를 페이턴팅 열처리함과 아울러 그 외주면을 황동으로 코팅되도록 도금하는 단계와,상기 도금된 원재료의 인장강도가 420~450kg/㎟의 필라멘트(F)가 되도록 적어도 1회이상 더 신선 가공하며,상기 최종 신선 가공된 필라멘트(F) 2가닥을 서로 이격된 부위를 갖도록 꼬아서 오픈된 개구조로 연선하는 것을 특징으로 하는 고강도 스틸코드의 제조방법.
- 제 4항에 있어서,상기 필라멘트(F) 2가닥을 연선하는 과정에서 상기 필라멘트(F)가 굴곡진 주름 형태로 소성 변형되도록 가공하는 단계를 더 구비하는 것을 특징으로 하는 고강도 스틸코드의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050108465A KR100635328B1 (ko) | 2005-11-14 | 2005-11-14 | 고강도 스틸코드 및 그의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050108465A KR100635328B1 (ko) | 2005-11-14 | 2005-11-14 | 고강도 스틸코드 및 그의 제조방법 |
Publications (1)
Publication Number | Publication Date |
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KR100635328B1 true KR100635328B1 (ko) | 2006-10-18 |
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KR1020050108465A KR100635328B1 (ko) | 2005-11-14 | 2005-11-14 | 고강도 스틸코드 및 그의 제조방법 |
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KR (1) | KR100635328B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100874722B1 (ko) | 2007-03-08 | 2008-12-18 | 홍덕스틸코드주식회사 | 타이어 보강재용 초고강도 스틸 코드와 그 제조 방법 |
WO2020074308A1 (en) | 2018-10-08 | 2020-04-16 | Nv Bekaert Sa | A steel cord for rubber reinforcement |
WO2021008853A1 (en) | 2019-07-17 | 2021-01-21 | Nv Bekaert Sa | A steel cord for rubber reinforcement |
-
2005
- 2005-11-14 KR KR1020050108465A patent/KR100635328B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100874722B1 (ko) | 2007-03-08 | 2008-12-18 | 홍덕스틸코드주식회사 | 타이어 보강재용 초고강도 스틸 코드와 그 제조 방법 |
WO2020074308A1 (en) | 2018-10-08 | 2020-04-16 | Nv Bekaert Sa | A steel cord for rubber reinforcement |
WO2021008853A1 (en) | 2019-07-17 | 2021-01-21 | Nv Bekaert Sa | A steel cord for rubber reinforcement |
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