JP2000083519A - Production of tubular body - Google Patents
Production of tubular bodyInfo
- Publication number
- JP2000083519A JP2000083519A JP10255354A JP25535498A JP2000083519A JP 2000083519 A JP2000083519 A JP 2000083519A JP 10255354 A JP10255354 A JP 10255354A JP 25535498 A JP25535498 A JP 25535498A JP 2000083519 A JP2000083519 A JP 2000083519A
- Authority
- JP
- Japan
- Prior art keywords
- tape
- prepreg
- molding
- reinforcing
- rod
- 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
Links
Landscapes
- Fishing Rods (AREA)
- Golf Clubs (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、釣竿，ゴルフクラ
ブ，テニスラケット等に用いられる管状体、具体的に
は、炭素繊維，ガラス繊維等に合成樹脂を含浸させたプ
リプレグから形成される筒状の管状体の製造方法に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tubular body used for fishing rods, golf clubs, tennis rackets and the like, and more specifically, to a tubular body formed from a prepreg in which carbon fiber, glass fiber or the like is impregnated with a synthetic resin. And a method for producing a tubular body.
【０００２】[0002]
【従来の技術】釣竿の竿体やゴルフクラブのシャフト等
は、軽量でかつ機械的強度に優れるという特性を求めら
れる筒状の管状体である。この種の管状体は、炭素繊維
やガラス繊維等に合成樹脂を含浸させたプリプレグから
製造され、詳細には以下のような工程を経て製造され
る。2. Description of the Related Art A rod body of a fishing rod, a shaft of a golf club, and the like are cylindrical tubular bodies required to be lightweight and have excellent mechanical strength. This type of tubular body is manufactured from a prepreg obtained by impregnating carbon fiber, glass fiber, or the like with a synthetic resin, and specifically manufactured through the following steps.
【０００３】まず、芯材に必要に応じて所定の離型剤や
離型テープを巻回し、圧をかけながらその外周にプリプ
レグを巻回する。このプリプレグの外周にスリットテー
プ（補強用テープ）を巻回し、さらに管状体の形状を整
えるための成型テープを巻回する。このようにして得た
素材を焼成し、成型テープ，離型テープ等を剥離し、所
定の長さに両端をカットし、さらに表面処理を行って管
状体を製造する。[0003] First, a predetermined release agent or release tape is wound around the core material as necessary, and a prepreg is wound around the outer periphery thereof while applying pressure. A slit tape (reinforcement tape) is wound around the outer periphery of the prepreg, and further a molding tape for adjusting the shape of the tubular body is wound. The material thus obtained is baked, the molding tape, the release tape and the like are peeled off, the both ends are cut to a predetermined length, and the surface is treated to produce a tubular body.
【０００４】[0004]
【発明が解決しようとする課題】従来の管状体の製造
は、プリプレグテープ，スリットテープ及び成型テープ
を複数回にわたって巻回する工程を含むので、作業が繁
雑でありかつ手間がかかるものである。本発明の課題
は、簡略かつ容易な管状体の製造方法を提供することに
ある。Since the conventional production of a tubular body includes a step of winding a prepreg tape, a slit tape and a molding tape a plurality of times, the operation is complicated and troublesome. An object of the present invention is to provide a simple and easy method for manufacturing a tubular body.
【０００５】[0005]
【課題を解決するための手段】発明１の方法は、筒状の
管状体を製造する方法であって、以下の工程を含む。 ◎芯材にプリプレグを巻回する工程。 ◎補強テープが内側に位置し成型テープが外側に位置す
るように補強テープ及び成型テープを重ねて、プリプレ
グの外周に補強テープ及び成型テープを巻回して竿素材
を得る工程。 ◎竿素材を焼成する工程。 ◎成型テープを剥離する工程。Means for Solving the Problems The method of Invention 1 is a method for producing a tubular body, and includes the following steps. ◎ A step of winding a prepreg around a core material. ◎ A step of stacking the reinforcing tape and the molding tape so that the reinforcing tape is located inside and the molding tape is located outside, and winding the reinforcing tape and the molding tape around the outer periphery of the prepreg to obtain a rod material. ◎ Process of firing rod material. ◎ Step of peeling off the molding tape.
【０００６】この場合には、プリプレグを巻回したその
外周に、補強テープ及び成型テープを重ねて巻回する。
補強テープを成型テープともに重ねて巻回するので、作
業効率が向上する。さらに、補強テープによって管状体
を補強するとともにこの補強テープ及び成型テープが管
状体を所定の形状に成型するので、巻回時のテープ圧が
向上して管状体の成型がより容易になる。In this case, a reinforcing tape and a molding tape are superimposed and wound on the outer periphery of the prepreg.
Since the reinforcing tape is wound together with the molding tape, work efficiency is improved. Further, since the tubular body is reinforced by the reinforcing tape and the reinforcing tape and the molding tape form the tubular body into a predetermined shape, the tape pressure at the time of winding is improved and the tubular body is more easily molded.
【０００７】発明２の方法は、発明１の方法であって、
成型テープの幅は補強テープの幅より幅広であり、成型
テープと補強テープとは幅方向一端側において揃えられ
ている。そして、竿素材を得る工程は、成型テープ及び
補強テープを、揃えられた幅方向一端側方向に螺旋状に
補強テープが重ならないようにプリプレグの外周に巻回
する。The method of Invention 2 is the method of Invention 1, wherein
The width of the molding tape is wider than the width of the reinforcing tape, and the molding tape and the reinforcing tape are aligned at one end in the width direction. Then, in the step of obtaining the rod material, the molding tape and the reinforcing tape are wound around the outer periphery of the prepreg so that the reinforcing tapes do not overlap in a spiral manner in the aligned one end direction.
【０００８】この場合には、補強テープをマンドレルの
外周に順次巻回すると同時に、成型テープが成型テープ
同士で部分的に重複しながら補強テープの外周を覆うこ
とになる。この結果、管状体の製造が効率化されるとと
もに、成型テープのテープ圧が向上して管状体の成型が
より容易になる。発明３の方法は、発明２の方法であっ
て、成型テープの幅は１０〜２０ｍｍであり、補強テー
プの幅は５〜１０ｍｍである。In this case, the reinforcing tape is sequentially wound around the outer periphery of the mandrel, and at the same time, the molding tape partially overlaps the molding tape to cover the outer periphery of the reinforcing tape. As a result, the production of the tubular body is made more efficient, and the tape pressure of the molding tape is improved, so that the molding of the tubular body becomes easier. The method of Invention 3 is the method of Invention 2, wherein the width of the molding tape is 10 to 20 mm and the width of the reinforcing tape is 5 to 10 mm.
【０００９】この場合には、所定のテープ幅でそれぞれ
のテープをプリプレグ外周に巻回することで、作業効率
が向上するとともに成型テープのテープ圧が向上して管
状体の成型がより容易になる。In this case, by winding each tape around the outer periphery of the prepreg with a predetermined tape width, the working efficiency is improved, and the tape pressure of the molded tape is improved, so that the molding of the tubular body becomes easier. .
【００１０】[0010]
【発明の実施の形態】以下、本発明の一実施形態につい
て図面を参照しつつ説明する。 （全体構成）本発明の一実施形態を採用した釣竿は、図
１に示すように、複数の竿体を並継式に連結した竿体１
と、竿体１の竿元側端部に固定された竿元グリップ２
と、竿元グリップの穂先側に固定された前グリップ３
と、竿元グリップ２と前グリップ３との間に形成されリ
ール５を脱着自在に固定可能なリールシート４とを有し
ている。この竿体１は、炭素繊維やガラス繊維に合成樹
脂を含浸させたプリプレグをマンドレルに巻回して焼成
して得られた先細り筒状部材である。また、竿体１には
リール５からの釣糸Ｌを挿通可能な釣糸ガイド６が所定
の間隔を隔てて複数設けられている。そして、リール５
からの釣糸Ｌは順次釣糸ガイド６を通って、穂先側に導
かれる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. (Overall Structure) As shown in FIG. 1, a fishing rod employing an embodiment of the present invention is a fishing rod 1 in which a plurality of fishing rods are connected in parallel.
And a rod base grip 2 fixed to the rod base side end of the rod body 1
And the front grip 3 fixed to the tip of the pole grip
And a reel seat 4 formed between the rod grip 2 and the front grip 3 and capable of detachably fixing the reel 5. The rod body 1 is a tapered cylindrical member obtained by winding a prepreg in which carbon fiber or glass fiber is impregnated with a synthetic resin around a mandrel and firing it. Further, the rod body 1 is provided with a plurality of fishing line guides 6 through which the fishing line L from the reel 5 can be inserted at predetermined intervals. And reel 5
Is sequentially guided through the fishing line guide 6 to the tip side.
【００１１】竿元グリップ２は竿体１の竿元側端部に固
定された蓋付円筒形部材である。例えば、ＥＶＡ，ポリ
ウレタン等の合成樹脂やコルク材等の多孔質材から形成
され、所定の形状に形成された後に竿体１の竿元側端部
にはめ込まれて接着剤等で固定される。また、前グリッ
プ３も竿元グリップ同様に所定の合成樹脂等で形成さ
れ、竿体１に固定されている。The rod base grip 2 is a cylindrical member with a lid fixed to the rod base side end of the rod body 1. For example, the rod body 1 is formed of a synthetic resin such as EVA or polyurethane, or a porous material such as cork material. After being formed into a predetermined shape, the rod body 1 is fitted to the end of the rod body 1 on the base side and fixed with an adhesive or the like. The front grip 3 is also made of a predetermined synthetic resin or the like, similarly to the rod base grip, and is fixed to the rod body 1.
【００１２】リールシート４はチタン合金，アルミニウ
ム合金等の金属で成型され竿体１の所定の位置に固定さ
れている。リール５の脚部を載置した状態でリール５の
脚部を脱着自在に固定可能である。 （竿体１の製造方法）この竿体１は以下のようにして製
造される。The reel sheet 4 is formed of a metal such as a titanium alloy or an aluminum alloy, and is fixed at a predetermined position on the rod body 1. The leg of the reel 5 can be detachably fixed while the leg of the reel 5 is mounted. (Manufacturing Method of Rod 1) The rod 1 is manufactured as follows.
【００１３】まず、図２及び図３に示すように、先細り
のテーパが形成された棒状部材であるマンドレル１００
の外周にワックス等の離型剤Ｐを必要に応じて塗布す
る。この離型剤Ｐの外周面に必要に応じてポリプロピレ
ン等からなる離型テープ１１０を巻回する。続いて、離
型テープ１１０の外周面に、圧をかけながら複数のプリ
プレグ１２１〜１２４を順次巻回する。このプリプレグ
１２１は同一方向に引き揃えた炭素繊維Ｃに合成樹脂を
含浸させたシート状のプリプレグを細いテープ状にした
ものであり、プリプレグ１２２〜１２４は炭素繊維Ｃを
同一方向に引き揃えたシート状のプリプレグシートであ
る。この炭素繊維Ｃはその径が５〜５０μｍ程度のもの
が好ましい。ここで、最も内側に巻回される第１プリプ
レグ１２１は、テープの長さ方向に炭素繊維Ｃが配向さ
れたものを用いて形成され、マンドレル１００の周方向
に炭素繊維Ｃが配向されるように螺旋状に圧をかけなが
らマンドレル１００に巻回する。また、第２プリプレグ
１２２〜第４プリプレグ１２４は、マンドレル１００の
軸方向に炭素繊維Ｃが配向されたものであり、第１プリ
プレグ１２１の外周に順次巻回される。First, as shown in FIGS. 2 and 3, a mandrel 100 which is a rod-shaped member having a tapered shape is formed.
A release agent P such as a wax is applied as necessary to the outer periphery of the substrate. A release tape 110 made of polypropylene or the like is wound around the outer peripheral surface of the release agent P as necessary. Subsequently, a plurality of prepregs 121 to 124 are sequentially wound around the outer peripheral surface of the release tape 110 while applying pressure. The prepreg 121 is a thin tape formed from a sheet prepreg obtained by impregnating a synthetic resin into carbon fibers C aligned in the same direction, and prepregs 122 to 124 are sheets formed by aligning the carbon fibers C in the same direction. It is a prepreg sheet of a shape. The carbon fiber C preferably has a diameter of about 5 to 50 μm. Here, the first prepreg 121 wound on the innermost side is formed by using carbon fiber C oriented in the length direction of the tape, and the carbon fiber C is oriented in the circumferential direction of the mandrel 100. Is wound around the mandrel 100 while applying pressure in a spiral. The second prepreg 122 to the fourth prepreg 124 have carbon fibers C oriented in the axial direction of the mandrel 100, and are sequentially wound around the outer periphery of the first prepreg 121.
【００１４】このようにして４層（必要に応じてさらに
複数のプリプレグを巻回してもよい）のプリプレグ１２
１〜１２４を巻回した後、図４〜図６に示すように、さ
らにその外周に補助プリプレグテープ３０と成型テープ
２０とを重ねたものを圧をかけながら巻回する。成型テ
ープ２０はポリエステルまたはポリプロピレン等からな
るテープ状の部材であり、そのテープ幅は１０〜２０ｍ
ｍである。また、補強プリプレグテープ２０はプリプレ
グ１２１〜１２４と同様に、炭素繊維等に合成樹脂を含
浸させたプリプレグからなり、シート状のプリプレグを
テープ状に切りそろえたものである。そして、テープ幅
は５〜１０ｍｍである。炭素繊維はテープの長手方向に
配向している。なお、成型テープ２０は補強プリプレグ
テープ３０より幅広であり、成型テープ２０と補強プリ
プレグテープ３０とは幅方向一端側において揃えられて
いる。Thus, the prepreg 12 having four layers (a plurality of prepregs may be wound as necessary).
After winding 1 to 124, as shown in FIGS. 4 to 6, the auxiliary prepreg tape 30 and the molding tape 20 are further wound around the outer periphery thereof while applying pressure. The molding tape 20 is a tape-shaped member made of polyester or polypropylene, and has a tape width of 10 to 20 m.
m. Similarly to the prepregs 121 to 124, the reinforcing prepreg tape 20 is made of a prepreg obtained by impregnating carbon fiber or the like with a synthetic resin, and is obtained by cutting a sheet-shaped prepreg into a tape shape. And the tape width is 5 to 10 mm. The carbon fibers are oriented in the longitudinal direction of the tape. The molding tape 20 is wider than the reinforcing prepreg tape 30, and the molding tape 20 and the reinforcing prepreg tape 30 are aligned at one end in the width direction.
【００１５】この成型テープ２０と補強プリプレグテー
プ３０とを重ねたものを補強用プリプレグテープ３０が
内周側に位置するようにして、揃えられた幅方向一端側
方向に螺旋状に補強プリプレグテープ３０が重ならない
ようにして、プリプレグ１２１〜１２４の外周に巻回す
る。この際、図６に詳しく示すように、補強用プリプレ
グテープ３０の幅からはみ出している成型テープ２０の
一部が、先に巻回された成型テープ２０に重なって巻回
されてゆく。The reinforcing prepreg tape 30 is helically wound in the aligned width direction at one end so that the reinforcing tape 30 is located on the inner side of the molded tape 20 and the reinforcing prepreg tape 30. Are wound around the outer periphery of the prepregs 121 to 124 so that they do not overlap. At this time, as shown in detail in FIG. 6, a part of the molding tape 20 protruding from the width of the reinforcing prepreg tape 30 is wound while overlapping with the previously wound molding tape 20.
【００１６】このようにして竿素材を成型し、これを焼
成する。その後、マンドレル１００を抜き取り、保護用
テープや離型テープ１１０さらに成型テープ３０を順次
剥離する。そして、両端を所望の長さに切りそろえ、表
面を平滑に研磨しさらに必要な塗装を施して竿体１を製
造する。その後、竿元グリップ２や釣糸ガイド６等を所
定の箇所に固定して釣竿を製造する。なお、これらのプ
リプレグ１２１〜１２４及び補強用プリプレグテープ３
０は焼成後一体化して竿体１を形成するが、図において
は各プリプレグを別体として示している。The rod material is formed in this way and fired. Thereafter, the mandrel 100 is extracted, and the protective tape, the release tape 110, and the molding tape 30 are sequentially peeled off. Then, both ends are cut to a desired length, the surface is polished smoothly, and the necessary coating is applied to manufacture the rod body 1. Thereafter, the rod base grip 2, the fishing line guide 6, and the like are fixed at predetermined locations to manufacture a fishing rod. These prepregs 121 to 124 and reinforcing prepreg tape 3
Numeral 0 is integrated after firing to form the rod 1, but each prepreg is shown as a separate body in the figure.
【００１７】このように製造される釣竿の竿体は、補強
プリプレグテープ３０をプリプレグ１２１〜１２４の外
周に順次巻回すると同時に、成型テープ２０が成型テー
プ２０同士で部分的に重複しながら補強プリプレグテー
プ３０の外周を覆うことになる。この結果、竿体１の製
造が効率化されるとともに、成型テープ２０のテープ圧
が向上して竿体１の成型がより容易になる。In the rod body of the fishing rod manufactured in this manner, the reinforcing prepreg tape 30 is sequentially wound around the outer circumferences of the prepregs 121 to 124, and at the same time, the forming tape 20 partially overlaps the forming prepregs 20 while the reinforcing prepreg tapes partially overlap each other. The outer periphery of the tape 30 will be covered. As a result, the production of the rod body 1 is made more efficient, and the tape pressure of the molding tape 20 is improved, so that the molding of the rod body 1 becomes easier.
【００１８】さらに、所定のテープ幅で補強プリプレグ
テープ３０と成型テープ２０とを同時に巻回すること
で、作業効率が向上するとともに成型テープのテープ圧
が向上し、さらに竿体１の成型が容易になる。 ［他の実施形態］ （ａ）竿体１の他に、プリプレグを用いて製造される管
状体、例えば、ゴルフクラブのシャフトや、テニスのラ
ケット、ステッキ等を本発明にかかる方法によって容易
に製造可能である。 （ｂ）成型テープ２０と補強プリプレグテープ３０と
は、同じテープ幅のものを重ねて巻回してもよい。 （ｃ）成型テープは竿素材の外周面を保護するために用
いられるものであり、ポリエステル，ポリエチレンの他
にも所定の合成樹脂製テープ部材を用いることができ
る。Further, by simultaneously winding the reinforcing prepreg tape 30 and the molding tape 20 with a predetermined tape width, the working efficiency is improved, the tape pressure of the molding tape is improved, and the molding of the rod body 1 is facilitated. become. [Other Embodiments] (a) In addition to the rod body 1, a tubular body manufactured by using a prepreg, for example, a golf club shaft, a tennis racket, a walking stick, or the like is easily manufactured by the method according to the present invention. It is possible. (B) The molding tape 20 and the reinforcing prepreg tape 30 may be wound with the same tape width overlapping. (C) The molding tape is used to protect the outer peripheral surface of the rod material, and a predetermined synthetic resin tape member can be used in addition to polyester and polyethylene.
【００１９】[0019]
【発明の効果】本発明にかかる方法によれば、簡略かつ
容易に管状体を製造できる。According to the method of the present invention, a tubular body can be manufactured simply and easily.
【図１】本発明の一実施形態を採用した釣竿の全体図。FIG. 1 is an overall view of a fishing rod employing one embodiment of the present invention.
【図２】図１の竿体１の製造工程を示す図であって、第
１プリプレグ１２１をマンドレル１００に巻回する状態
を示す図。FIG. 2 is a view showing a manufacturing process of the rod body 1 of FIG. 1 and showing a state in which a first prepreg 121 is wound around a mandrel 100.
【図３】図１の竿体１の製造工程を示す図であって、プ
リプレグ１２１〜１２４をマンドレル１００に巻回した
状態の断面図。FIG. 3 is a cross-sectional view illustrating a manufacturing process of the rod body 1 of FIG. 1, in which prepregs 121 to 124 are wound around a mandrel 100.
【図４】図１の竿体１の製造工程を示す図であって、成
型テープ２０と補強プリプレグテープ３０とを重ねて巻
回する状態を示す図。FIG. 4 is a view showing a manufacturing process of the rod body 1 of FIG. 1, showing a state in which a molding tape 20 and a reinforcing prepreg tape 30 are superposed and wound.
【図５】図４の成型テープ２０と補強プリプレグテープ
３０との断面図。FIG. 5 is a sectional view of the molding tape 20 and the reinforcing prepreg tape 30 of FIG.
【図６】図５の拡大参考図。FIG. 6 is an enlarged reference diagram of FIG. 5;
１ 竿体 ２０ 成型テープ ３０ 補助プリプレグテープ １００ マンドレル １１０ 離型テープ １２１〜１２４ プリプレグ DESCRIPTION OF SYMBOLS 1 Rod body 20 Molding tape 30 Auxiliary prepreg tape 100 Mandrel 110 Release tape 121-124 Prepreg
Claims (3)
ように補強テープ及び成型テープを重ねて、前記プリプ
レグの外周に前記補強テープ及び成型テープを巻回して
竿素材を得る工程と、 前記竿素材を焼成する工程と、 前記成型テープを剥離する工程とを含む管状体の製造方
法。1. A method for manufacturing a tubular body, comprising: winding a prepreg around a core; and a reinforcing tape and a molding tape such that the reinforcing tape is located inside and the molding tape is located outside. Stacking the reinforcing tape and the molding tape around the outer periphery of the prepreg to obtain a rod material; firing the rod material; and peeling the molding tape. .
より幅広であり、前記成型テープと補強テープとは幅方
向一端側において揃えられており、 前記竿素材を得る工程は、前記成型テープ及び補強テー
プを、前記揃えられた幅方向一端側方向に螺旋状に前記
補強テープが重ならないように前記プリプレグの外周に
巻回する、請求項１に記載の製造方法。2. The molding tape has a width greater than a width of the reinforcing tape, the molding tape and the reinforcing tape are aligned at one end in a width direction, and the step of obtaining the rod material includes: 2. The method according to claim 1, wherein the reinforcing tape is wound around the outer periphery of the prepreg in such a manner that the reinforcing tape does not overlap spirally in the aligned one end direction.
り、前記補強テープの幅は５〜１０ｍｍである、請求項
２に記載の製造方法。3. The method according to claim 2, wherein the width of the molding tape is 10 to 20 mm, and the width of the reinforcing tape is 5 to 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10255354A JP2000083519A (en) | 1998-09-09 | 1998-09-09 | Production of tubular body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10255354A JP2000083519A (en) | 1998-09-09 | 1998-09-09 | Production of tubular body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000083519A true JP2000083519A (en) | 2000-03-28 |
Family
ID=17277628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10255354A Pending JP2000083519A (en) | 1998-09-09 | 1998-09-09 | Production of tubular body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000083519A (en) |
-
1998
- 1998-09-09 JP JP10255354A patent/JP2000083519A/en active Pending
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