JP2660724B2 - Manufacturing method of steel cord for reinforcing rubber products - Google Patents
Manufacturing method of steel cord for reinforcing rubber productsInfo
- Publication number
- JP2660724B2 JP2660724B2 JP63164680A JP16468088A JP2660724B2 JP 2660724 B2 JP2660724 B2 JP 2660724B2 JP 63164680 A JP63164680 A JP 63164680A JP 16468088 A JP16468088 A JP 16468088A JP 2660724 B2 JP2660724 B2 JP 2660724B2
- Authority
- JP
- Japan
- Prior art keywords
- cradle
- guided
- rotating body
- twisted
- rotating
- 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.)
- Expired - Fee Related
Links
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
- D07B1/0613—Reinforcing cords for rubber or plastic articles the reinforcing cords being characterised by the rope configuration
-
- 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
- D07B2207/00—Rope or cable making machines
- D07B2207/20—Type of machine
- D07B2207/207—Sequential double twisting devices
Landscapes
- Ropes Or Cables (AREA)
- Tires In General (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、タイヤやベルト等の補強材として使用され
るゴム製品補強用スチールコード(以下、単にスチール
コードと記載する)の製造方法に関するものである。Description: TECHNICAL FIELD The present invention relates to a method of manufacturing a steel cord for reinforcing rubber products (hereinafter simply referred to as a steel cord) used as a reinforcing material for tires, belts and the like. It is.
タイヤやベルト等のゴム構造物の補強材として使用さ
れるスチールコードS1としては、第7図(イ)に示す1
×4、(ロ)に示す1×5等の単層撚り構成、あるいは
第8図(イ)に示す3×3、(ロ)に示す3+6などの
複層撚り構成などの構造のものがある。また、製造方法
としては、従来より筒型撚線機(チューブラ型撚線機)
による方法および二度撚撚線機(バンチャー型撚線機)
による方法の2つの方法が基本であり、前記の単層撚は
一工程、複層撚は複数の工程で製造されていた。また、
上記従来のスチールコードは、コードを構成する各素線
又はストランドが、互いに接するように撚り合わされて
いるため、ゴムを被覆した場合、コードの内部まで浸入
せず、内部に隙間が残る構造となっている。The steel cord S 1 which is used as a reinforcing material for tires, belts such as rubber structure, 1 shown in FIG. 7 (b)
Structures such as a single-layer twisted structure such as × 4, 1 × 5 shown in (b), or a multi-layer twisted structure such as 3 × 3 shown in FIG. 8 (a) and 3 + 6 shown in (b). . In addition, as a manufacturing method, a conventional tubular twisting machine (tubular twisting machine) has been used.
Method and double stranded wire machine (buncher type stranded wire machine)
The single-layer twist is manufactured in one step, and the multi-layer twist is manufactured in a plurality of steps. Also,
The above-mentioned conventional steel cord has a structure in which each wire or strand constituting the cord is twisted so as to be in contact with each other, so that when covered with rubber, the cord does not penetrate to the inside of the cord and a gap remains inside. ing.
しかし、最近ではこれらスチールコードの構成及び製
造方法の両方に変化がみられる。スチールコードにおい
ては、ゴム構造物の補強材としての品質,性能の向上の
ため、スチールコードはその内部までゴムを侵入させる
ことが出来るような構成のものがあらわれてきた。However, recently, both the configuration and the manufacturing method of these steel cords have changed. In steel cord, in order to improve the quality and performance as a reinforcing material for a rubber structure, a steel cord having a structure capable of allowing rubber to penetrate into the inside thereof has appeared.
即ち、第9図(イ)(ロ)に示すような1×5オープ
ン構造、2+2等の如く素線間に隙間を与えて撚り合わ
せた構成のスチールコードS2である。That, 1 × 5 open structure as shown in FIG. 9 (A) and (B) is a steel cord S 2 configurations twisted giving gap between as such 2 + 2 strand.
また、製造方法においては、なるべく一工程において
2種の撚りを与えてスチールコードにしようとするもの
であり、例えば、特開昭57〜193253号公報記載のごとき
提案がなされている。上記公報記載のものは、第10図に
示すように、回転体Xの内外に夫々複数のリールR1R2R3
R4を設け、回転体X外のリールR1R2より素線を回転体R
の一方の軸芯を通って回転体の周囲を経て他方の軸芯よ
り回転体内に導き、回転体内のリールR3R4より繰り出さ
れた素線と共に、上記回転体の一方の軸芯を通って回転
体の周囲を経て他方の軸芯より導き出している。よっ
て、2×2等の最近のゴム侵入を改善したスチールコー
ドを製造している。Further, in the production method, two types of twists are applied in one step as much as possible to obtain a steel cord. For example, a proposal has been made as described in JP-A-57-193253. As shown in FIG. 10, a plurality of reels R 1 R 2 R 3 are provided inside and outside a rotating body X, respectively.
R 4 is provided, and a wire is wound from the reel R 1 R 2 outside the rotating body X
Through one of the shaft cores, passes through the periphery of the rotating body, is guided into the rotating body from the other shaft center, and passes through one shaft center of the rotating body together with the strand drawn out from the reel R 3 R 4 in the rotating body. Through the periphery of the rotating body from the other axis. Therefore, steel cords with improved rubber penetration, such as 2 × 2, are manufactured.
しかし、従来の撚り方法では撚り合わせる素線本数が
限られること、更に3種又は4種の撚りを有するゴム侵
入率の良いスチールコードを一工程で撚り上げることが
出来なかった。また近時、撚りのスピードアップによる
生産性の向上が求められているが、この要望に対応でき
ないという問題点があった。However, in the conventional twisting method, the number of strands to be twisted is limited, and furthermore, a steel cord having a good rubber penetration rate having three or four types of twists cannot be twisted in one step. Recently, there has been a demand for an improvement in productivity by increasing the speed of twisting, but there has been a problem that this demand cannot be met.
そこで、本発明の目的は、従来の問題点を解決した一
工程でゴム侵入率の良い新しいスチールコードの製造方
法を提案するにある。Accordingly, an object of the present invention is to propose a new method of manufacturing a steel cord having a good rubber penetration rate in one step that solves the conventional problems.
上記目的を達成するために、本発明のスチールコード
の製造方法は、回転体内部のクレードル上に複数個の繰
出しリールを有し、かつ略同一軸芯上に配した2組以上
の回転体で以て、1つの回転体で撚られた撚線群を次の
回転体の一方の軸芯から導入し、回転体の周囲に案内さ
せて、クレードルの周囲を回転させて、他方の軸芯を通
して導き出し、同時にこの次の回転体内部のクレードル
上の複数個の繰出しリールより、繰り出して撚られた撚
線群と共に撚り合わすことにより、少なくとも三種類の
撚りを一工程で行なうことを特徴とする。In order to achieve the above object, a method of manufacturing a steel cord according to the present invention includes a plurality of reels provided on a cradle inside a rotating body, and two or more sets of rotating bodies arranged substantially on the same axis. Thus, a stranded wire group twisted by one rotating body is introduced from one shaft center of the next rotating body, guided around the rotating body, rotated around the cradle, and passed through the other shaft center. It is characterized in that at least three kinds of twisting are performed in one step by twisting together with a group of twisted wires that have been drawn and twisted from a plurality of payout reels on a cradle inside the next rotating body at the same time.
また上記撚線群がクレードル上の複数個の繰出しリー
ルに巻かれた線状体を回転板の一方の軸芯に導き、回転
板の周囲に案内し、クレードルの周囲を回転させて、他
方の軸芯に導き出して成る。In addition, the stranded wire group guides a linear body wound around a plurality of pay-out reels on a cradle to one shaft center of a rotating plate, guides around the rotating plate, rotates around the cradle, and rotates the other around. It is led out to the axis.
更に、上記撚線群が複数個の繰出しリールのうちの数
個のリールに巻かれた線状体を回転板の一方の軸芯に導
き、回転板の周囲に案内させてクレードルの周囲を回転
させて他方の軸芯を通して導き出し、同時に残りのリー
ルに巻かれた線状体を他方の軸芯を通して直接導き出し
て共に撚り合わして成る。Furthermore, the above-mentioned stranded wire group is guided around one axis of the rotating plate by guiding a linear body wound around several reels out of a plurality of feeding reels, and is guided around the rotating plate to rotate around the cradle. Then, the linear body wound around the remaining reel is directly guided through the other shaft core and is twisted together.
しかも、上記2種の撚線群を任意に組合わせることも
可能である。In addition, it is possible to arbitrarily combine the above two types of twisted wire groups.
本発明は上記方法であるので、一つの回転体の内部に
設けたクレードル上のいくつかの線状体は同時に回転体
の一方の軸芯に導き入れられ、回転板の周囲に案内し、
クレードルの周囲を回転させて他方の軸芯を通して外部
に導き出され撚線群Iとして第一番目の撚りを与えられ
る。この撚線群Iは次の回転体の一方の軸芯から導入
し、回転体の周囲に案内させてクレードルの周囲を回転
させて、他方の軸芯を通して導き出し、同時にこの次の
回転体の内にあるクレードル上の繰出しリールより繰り
出されたいくつかの線状体は、次の回転体において前記
撚線群Iと同様の経路を経て撚線群IIとなり第二番目の
撚りを与えられる。そして前記撚線群Iと上記撚線群II
が撚り合わされスチールコードIIIとなり、第三番目の
撚りが与えられる。すなわち一工程で三種類の撚りを持
ったスチールコードを製造することが出来る。Since the present invention is the above method, several linear bodies on the cradle provided inside one rotating body are simultaneously guided into one axis of the rotating body, and guided around the rotating plate,
By rotating around the cradle, it is led to the outside through the other shaft core, and is given the first twist as the twisted wire group I. The twisted wire group I is introduced from one axis of the next rotating body, guided around the rotating body, rotated around the cradle, and led out through the other axis, and simultaneously with the next rotating body. Some of the linear bodies fed from the pay-out reel on the cradle in the above-mentioned form become a stranded wire group II through the same route as the stranded wire group I in the next rotating body, and are given a second twist. And the stranded wire group I and the stranded wire group II
Are twisted to form a steel cord III, and a third twist is given. That is, a steel cord having three types of twists can be manufactured in one process.
また、一つの回転体内部に設けたクレードル上の複数
個の繰出しリールのうちの数個のリールに巻かれた線状
体を回転体の一方の軸芯に導き、回転板の周囲に案内し
クレードルの周囲を回転させて他方の軸芯を通して外部
に導き出し撚線群Iとして第一番目の撚りを付与すると
同時にクレードル上の残りの繰出しリールより繰出され
た線状体は他方の軸芯を通して直接導き出し、上記撚線
群Iと撚り合わして撚線群IIとして第二番目の撚りが与
えられる。撚線群IIは次の回転体の一方の軸芯から導入
し、回転体の周囲に案内させてクレードルの周囲を回転
させて、他方軸芯を通して導き出し、同時にこの次の回
転体の内にあるクレードル上の複数個の繰出しリールの
うちの数個のリールに巻かれた線状体を回転体の一方の
軸芯から導入し、回転体の周囲に案内させてクレードル
の周囲を回転させて、他方軸芯を通して導き出し、撚線
群IIIとして第三番目の撚りが与えられる。また、残り
のクレードル上の繰出しリールより繰出された線条体は
直接他方の軸芯を通り回転体外部に導き出される。そし
て前記撚線群IIと、撚線群III及び直接他方軸芯を通し
て導かれた線状体を撚り合わせてスーチルコードIVと
し、第四番目の撚りが与えられる。すなわち一工程で四
種類の撚りを持ったスチールコードを製造することが出
来る。In addition, a linear body wound around several reels out of a plurality of payout reels on a cradle provided inside one rotating body is guided to one axis of the rotating body and guided around the rotating plate. By rotating around the cradle, it is led to the outside through the other shaft core to give the first twist as the twisted wire group I, and at the same time, the linear body fed from the remaining payout reel on the cradle is directly passed through the other shaft core. It is derived and twisted with the above-mentioned twisted wire group I to give a second twist as a twisted wire group II. The stranded wire group II is introduced from one axis of the next rotating body, guided around the rotating body, rotated around the cradle, and led out through the other axis, and at the same time is in the next rotating body A linear body wound on several reels out of a plurality of payout reels on the cradle is introduced from one axis of the rotating body, guided around the rotating body, and rotated around the cradle, On the other hand, it is led through the shaft core and a third twist is given as a twisted wire group III. In addition, the filaments fed from the reels on the remaining cradle are led directly to the outside of the rotating body through the other axis. Then, the twisted wire group II, the twisted wire group III, and the linear body guided directly through the other shaft core are twisted to form a still cord IV, and a fourth twist is given. That is, a steel cord having four types of twists can be manufactured in one process.
また、一つの回転体内部に設けたクレードル上の複数
個の繰出しリールのうちの数個のリールに巻かれた線状
体を回転体の一方の軸芯に導き入れ、回転板の周囲に案
内しクレードルの周囲を回転させて他方の軸芯を通して
外部に導き出し、撚線群Iとして第一番目の撚りを付与
すると同時に、クレードル上の残りの繰出しリールより
繰出された線状体は他方の軸芯を通して直接導き出し、
上記燃線群Iと撚り合わし、撚線群IIとして第二番目の
撚りが与えられる。撚線群IIは次の回転体の一方の軸芯
から導入し、回転体の周囲に案内させてクレードルの周
囲を回転させて、他方軸芯を通して導き出す。同時に、
この次の回転体の内部に設けたクレードル上のいくつか
の線状体を一方の軸芯に導き入れ、回転板の周囲に案内
し、クレードルの周囲を回転させて他方の軸芯を通して
外部に導き出し、撚線群IIIとして第三番目の撚りが与
えられる。撚線群IIIは前記撚線群IIと撚り合わされて
スチールコードIVとし、第四番目の撚りが与えられる。
すなわち、一工程で四種類の撚りを持ったスチールコー
ドを製造することが出来る。In addition, a linear body wound around several reels out of a plurality of payout reels on a cradle provided inside one rotating body is guided into one axis of the rotating body and guided around the rotating plate. By rotating around the cradle, the wire is led to the outside through the other shaft core to give the first twist as the twisted wire group I, and at the same time, the linear body fed from the remaining payout reel on the cradle is the other shaft. Derived directly through the core,
Twisted with the above-mentioned fuel wire group I, a second twist is given as a twisted wire group II. The stranded wire group II is introduced from one axis of the next rotating body, guided around the rotating body, rotated around the cradle, and led out through the other axis. at the same time,
Several linear bodies on the cradle provided inside this next rotating body are guided into one axis, guided around the rotating plate, rotated around the cradle, and externalized through the other axis. Derivation, a third strand is given as strand group III. The stranded wire group III is twisted with the stranded wire group II to form a steel cord IV, and a fourth twist is given.
That is, a steel cord having four types of twists can be manufactured in one process.
以下、第1図に例示するところに従って本発明に使用
する撚線装置及びその方法を説明する。The stranded wire device and the method used in the present invention will be described below with reference to FIG.
第I図は略同一軸芯上に2つの回転体A,Bを配置し、
回転体Aに3個のリール、回転体Bに2個のリールを設
けた例であり、回転体Aには素線(1),(2),
(3)がクレードル(7)に回転自在に装着されたリー
ル(4),(5),(6)に巻かれ、上記クレードル
(7)が回転板(8),(10)に遊動自在に吊架されて
いる。リール(4),(5)から繰出される2本の素線
(1),(2)はターンローラ(12)を介して同時に軸
芯を通り、回転体Aの回転板(8)のガイドローラー
(9)を経て回転板(10)のガイドローラ(11)を通り
クレードル(7)の周囲を回転させて他方の軸芯へ導か
れ、二度撚りが付与され撚線群Iとなる。またリール
(8)から繰り出される素線(3)は上記他方の軸芯を
通して上記撚線群Iと同時に直接導き出し、撚線群Iと
一度撚りを付与されて撚り合わされ撚線群IIとなる。In FIG. I, two rotating bodies A and B are arranged on substantially the same axis,
This is an example in which the rotating body A is provided with three reels, and the rotating body B is provided with two reels, and the rotating body A has wires (1), (2),
(3) is wound around reels (4), (5), and (6) rotatably mounted on a cradle (7), and the cradle (7) is freely movable on rotating plates (8) and (10). It is suspended. The two strands (1) and (2) drawn out from the reels (4) and (5) pass through the axis at the same time via the turn roller (12) and guide the rotating plate (8) of the rotating body A. After passing through the guide roller (11) of the rotary plate (10) through the roller (9), the wrap is rotated around the cradle (7), guided to the other shaft core, and twisted twice to form the twisted wire group I. Further, the strand (3) drawn out from the reel (8) is directly led out simultaneously with the stranded wire group I through the other shaft core, is twisted once with the stranded wire group I and twisted to form a stranded wire group II.
この撚線群IIはボイス(28)を通って次の回転体Bの
一方の軸芯に導き入れられ、回転体Bの回転板(18)の
ガイドローラ(19)を経て回転板(21)のガイドローラ
(22)を通りクレードル(17)の周囲を回転させて他方
の軸芯へ導き出す。This stranded wire group II is guided into one shaft of the next rotating body B through the voice (28), passes through the guide roller (19) of the rotating plate (18) of the rotating body B, and rotates through the rotating plate (21). Is rotated around the cradle (17) through the guide roller (22), and is guided to the other axis.
上記回転体Bには素線(13),(14)がクレードル
(17)に回転自在に装着されたリール(15),(16)に
巻かれ上記クレードル(17)が回転板(18),(21)に
遊動自在に吊架されている。リール(15),(16)から
繰出された素線(13),(14)は、ターンローラ(12)
を介して回転体Bの一方の回転板(18)の軸芯を通り、
ガイドローラ(20)を経て回転板(21)のガイドローラ
(23)を通り、クレードル(17)の周囲を回転させて他
方の軸芯へ導かれ二度撚りが付与され、撚線群IIIとな
り、さらに前記撚線群IIと撚り合わされてボイス(28)
に導かれる。ボイス(28)より出た撚線群IIと撚線群II
Iとの撚線は、回転体A,Bの0.8倍前後の回転数で、かつ
逆方向に回転する過撚ローラ(24)に数回巻きつけら
れ、規定のピッチに達している撚線をさらに捻ることに
よって撚ピッチを上記撚ピッチより小さくし、撚線に永
久歪が与えられる。そして過撚ローラ(24)を出た撚線
は規定ピッチにもどった複層撚スチールコードIVとなっ
て引取キャプスタン(25)に引取られ、トラバースロー
ラ(26)を介して巻取りリール(27)に巻取られる。こ
の複層撚スチールコードIVを第2図(イ)に示す。第2
図(イ)は回転体Aと回転体Bの回転数が同じ場合のス
チールコードIVの断面図である。The wires (13) and (14) are wound around reels (15) and (16) rotatably mounted on a cradle (17) on the rotating body B, and the cradle (17) is rotated on a rotating plate (18). (21) is suspended freely. The strands (13) and (14) fed from the reels (15) and (16) are turn rollers (12)
Through the axis of one rotating plate (18) of the rotating body B through
After passing through the guide roller (20), passing through the guide roller (23) of the rotating plate (21), the periphery of the cradle (17) is rotated, guided to the other axis, and twisted twice to form a stranded wire group III. , And further twisted with the stranded wire group II, voice (28)
It is led to. Twisted wire group II and stranded wire group II from voice (28)
The stranded wire with I is wound around the overtwisted roller (24) rotating several times at a rotation speed of about 0.8 times that of the rotating bodies A and B, and in the opposite direction to reach the specified pitch. By further twisting, the twist pitch is made smaller than the above twist pitch, and permanent twist is given to the twisted wire. The twisted wire that has exited the overtwisting roller (24) is returned to the take-up capstan (25) as a multi-layer twisted steel cord IV returning to the specified pitch, and is taken up by the take-up reel (27) via the traverse roller (26). ). This multi-layer twisted steel cord IV is shown in FIG. Second
FIG. 5A is a cross-sectional view of the steel cord IV when the rotation speeds of the rotating body A and the rotating body B are the same.
次に、上述の方法で以て直径が0.25mmの2本の線状体
をS撚りで、撚りピッチが10mmとなるよう撚り合わせ、
この撚り合わせた撚線群と直径0.25mmの1本の撚られて
いない線状体とを撚り方向がS撚りで撚りピッチが20mm
となるように撚り合わして撚線群とする。さらに直径0.
25mmの2本の線状体を撚り方向S撚りで撚りピッチ10mm
となるように撚り合わせ撚線群とし、この撚線群と前記
撚線群とをS撚りで撚りピッチ20mmで撚り合わせた本発
明によるスチールコードと従来の第7図(ロ)に示す1
×5×0.25の構造を有し、撚方向がS撚りでピッチ10mm
のスチールコードとの物性比較を下表に示す。Next, the two linear bodies having a diameter of 0.25 mm are S-twisted by the above-described method and twisted so that the twist pitch is 10 mm.
This twisted twisted wire group and one untwisted wire having a diameter of 0.25 mm are twisted in the S direction and the twist pitch is 20 mm
To form a group of twisted wires. In addition, the diameter is 0.
Twist pitch of 10mm with two strands of 25mm in the twist direction S
FIG. 7 (b) shows a steel cord according to the present invention in which the twisted wire group and the twisted wire group are twisted with S twist at a twist pitch of 20 mm.
× 5 × 0.25 structure, twist direction is S twist and pitch is 10mm
The following table shows the comparison of the physical properties with the steel cord of No.
本発明により得られたスチールコードは、従来品に対
しゴム侵入率{(ゴム侵入断面積/ゴム侵入可能面積)
×100}、耐疲労性弾性率とも、いずれの点においても
すぐれている。 The steel cord obtained according to the present invention has a rubber penetration rate 従 来 (rubber penetration cross section / rubber penetration area) with respect to the conventional product.
× 100 ° and excellent fatigue resistance elastic modulus in all respects.
〔実施例2〕 第3図は実施例1の場合の回転体Aと回転体Bの位置
関係を逆にして配置した例であり、これによって得られ
たスチールコードの断面図は第2図(ロ)となる。Embodiment 2 FIG. 3 is an example in which the rotating body A and the rotating body B in the first embodiment are arranged with the positional relationship reversed, and a sectional view of the steel cord obtained by this is shown in FIG. B).
〔実施例3〕 第4図は実施例1の場合の回転体Aを2台配置した例
であり、この場合のスチールコードの断面図は第2図
(ハ)となる。[Embodiment 3] Fig. 4 shows an example in which two rotating bodies A in the case of Embodiment 1 are arranged, and a sectional view of a steel cord in this case is shown in Fig. 2 (c).
〔実施例4〕 第5図は実施例1の場合の回転体Bを2台配置した例
であり、得られたスチールコードの断面図は第2図
(ニ)となる。Embodiment 4 FIG. 5 shows an example in which two rotating bodies B in the case of Embodiment 1 are arranged, and a sectional view of the obtained steel cord is shown in FIG. 2 (d).
〔実施例5〕 実施例1乃至実施例4では巻取りリールは回転体の外
部に設置したが、第11図に示すような巻取リールを回転
体内部の遊動自在に懸架されたクレードル上に配置した
巻取装置Cを用いて、この巻取装置Cを各実施例の二番
目の回転体に接続してスチールコードを巻き取るように
することも可能である。Fifth Embodiment In the first to fourth embodiments, the take-up reel is installed outside the rotating body. However, the take-up reel as shown in FIG. 11 is mounted on a freely movable cradle inside the rotating body. Using the winding device C arranged, the winding device C can be connected to the second rotating body of each embodiment to wind the steel cord.
なお、この巻取装置の過撚ローラのいずれか一方は、
省略することも可能である。Note that one of the overtwisted rollers of this winding device is
It can be omitted.
ところで、本発明によるときはスチールコードを構成
する素線本数は上述の実施例に限定されるものではな
く、必要に応じて多くすることができ、また、回転体も
2組以上接続することも可能である。これらスチールコ
ードの一例を第6図に示す。By the way, according to the present invention, the number of strands constituting the steel cord is not limited to the above-described embodiment, but can be increased as necessary, and two or more rotating bodies can be connected. It is possible. One example of these steel cords is shown in FIG.
本発明によるときは、一工程撚りで3種又は4種の撚
りを付与することが出来るため、従来では簡単に製造出
来なかったゴム侵入のより優れたスチールコード等を簡
単に製造できるばかりか、スチールコードを構成する素
線本数も必要に応じて多くすることも可能となる。更
に、従来の製造方法に比べ1.5倍の増速が図れ、大巾に
生産性が向上する等の効果を有する。According to the present invention, since three or four types of twists can be imparted by one-step twisting, not only can a steel cord or the like having better rubber penetration which could not be easily manufactured in the past be easily manufactured, The number of strands constituting the steel cord can be increased as necessary. Further, the speed can be increased 1.5 times as compared with the conventional manufacturing method, and there is an effect that productivity is greatly improved.
第1図は本発明に使用する撚線装置の一例を示す構成
図、第2図(イ),(ロ),(ハ),(ニ)は本発明に
よって得られたスチールコードの断面図、第3図乃至第
5図は本発明に使用する撚線装置の他の例を示す構成
図、第6図(イ)(ロ)(ハ)(ニ)は他の実施例によ
るスチールコードの断面図、第7図乃至第9図の各
(イ)(ロ)は従来のスチールコードの断面図、第10図
は従来の製造方法に用いる撚線撚置の概略構成図、第11
図は本発明に用いる撚線装置に接続する巻取装置の構成
図である。 I,II,III……撚線群、IV……スチールコード (1),(2),(3),(13),(14)……素線 (4),(5),(6),(15),(16)……リール (7),(17)……クレードル (8),(10),(18),(21)……回転板 (9),(11),(19),(20),(22),(23)……
ガイドローラ (12)……ターンローラ (24)……過撚ローラ (25)……引取キャプスタン (26)……トラバースローラ (27)……巻取リール (28)……ボイスFIG. 1 is a block diagram showing an example of a stranded wire device used in the present invention, and FIGS. 2 (a), (b), (c) and (d) are cross-sectional views of a steel cord obtained by the present invention. 3 to 5 are configuration diagrams showing another example of the stranded wire device used in the present invention, and FIGS. 6 (a), (b), (c) and (d) are cross sections of a steel cord according to another embodiment. 7 (a) and 9 (b) are cross-sectional views of a conventional steel cord, FIG. 10 is a schematic configuration diagram of a stranded wire used in a conventional manufacturing method, and FIG.
The figure is a configuration diagram of a winding device connected to the twisting device used in the present invention. I, II, III ... twisted wire group, IV ... steel cord (1), (2), (3), (13), (14) ... strand (4), (5), (6) , (15), (16) ... reel (7), (17) ... cradle (8), (10), (18), (21) ... rotating plate (9), (11), (19) ), (20), (22), (23) ...
Guide roller (12) Turn roller (24) Overtwist roller (25) Take-up capstan (26) Traverse roller (27) Take-up reel (28) Voice
Claims (3)
しリールを有し、かつ略同一軸芯上に配した2組以上の
回転体で以て、1つの回転体で撚られた撚線群を、次の
回転体の一方の軸芯から導入し、回転体の周囲に案内さ
せてクレードルの周囲を回転させて、他方の軸芯に通し
て導き出し、同時にこの次の回転体内部のクレードル上
の複数個の繰出しリールより繰り出して撚られた撚線群
と共に撚り合わすことにより、少なくとも三種類の撚り
を一工程で行なうことを特徴とするゴム製品補強用スチ
ールコードの製造方法。1. A stranded wire having a plurality of payout reels on a cradle inside a rotating body, and being twisted by one rotating body by two or more sets of rotating bodies arranged substantially on the same axis. The group is introduced from one axis of the next rotating body, guided around the rotating body, rotated around the cradle, and guided through the other axis, and at the same time, the cradle inside the next rotating body. A method for producing a rubber cord for reinforcing a rubber product, wherein at least three kinds of twists are performed in one step by twisting together with a group of twisted wires that are unreeled from a plurality of unreeling reels.
ールに巻かれた線状体を回転板の一方の軸芯に導き、回
転板の周囲に案内し、クレードルの周囲を回転させて他
方の軸芯に導き出して成る請求項1記載のゴム製品補強
用スチールコードの製造方法。2. A stranded wire group wound around a plurality of pay-out reels on a cradle is guided to one axis of a rotating plate, guided around the rotating plate, and rotated around the cradle. 2. The method for producing a steel cord for reinforcing rubber products according to claim 1, wherein the steel cord is led to the other shaft core.
個のリールに巻かれた線状体を回転板の一方の軸芯に導
き、回転板の周囲に案内させてクレードルの周囲を回転
させて他方の軸芯を通して導き出し、同時に残りのリー
ルに巻かれた線状体を他方の軸芯を通して直接導き出し
て共に撚り合わせて成る請求項1記載のゴム製品補強用
スチールコードの製造方法。3. A linear body in which a stranded wire group is wound around several reels out of a plurality of pay-out reels, is guided to one shaft center of a rotating plate, and is guided around the rotating plate to surround the cradle. 2. A method for producing a rubber cord for reinforcing a rubber product according to claim 1, wherein the wire is guided through the other shaft core by rotating the wire, and at the same time, the linear body wound around the remaining reel is directly guided through the other shaft core and twisted together. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63164680A JP2660724B2 (en) | 1988-06-30 | 1988-06-30 | Manufacturing method of steel cord for reinforcing rubber products |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63164680A JP2660724B2 (en) | 1988-06-30 | 1988-06-30 | Manufacturing method of steel cord for reinforcing rubber products |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0219584A JPH0219584A (en) | 1990-01-23 |
JP2660724B2 true JP2660724B2 (en) | 1997-10-08 |
Family
ID=15797808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP63164680A Expired - Fee Related JP2660724B2 (en) | 1988-06-30 | 1988-06-30 | Manufacturing method of steel cord for reinforcing rubber products |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2660724B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1642852B9 (en) | 2003-07-08 | 2010-06-02 | Asahi Seiki Co., Ltd. | Slender-part feeding device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5234043A (en) * | 1975-09-06 | 1977-03-15 | Furukawa Electric Co Ltd | Tension controller for supplied core in wire twister |
JPS611555A (en) * | 1984-06-12 | 1986-01-07 | Nissan Motor Co Ltd | Automobile bumper |
JPS611554A (en) * | 1984-06-14 | 1986-01-07 | Mitsubishi Electric Corp | Mobile truck device |
-
1988
- 1988-06-30 JP JP63164680A patent/JP2660724B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0219584A (en) | 1990-01-23 |
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