JP4377344B2 - Rubber band manufacturing method and apparatus - Google Patents

Rubber band manufacturing method and apparatus Download PDF

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JP4377344B2
JP4377344B2 JP2005029971A JP2005029971A JP4377344B2 JP 4377344 B2 JP4377344 B2 JP 4377344B2 JP 2005029971 A JP2005029971 A JP 2005029971A JP 2005029971 A JP2005029971 A JP 2005029971A JP 4377344 B2 JP4377344 B2 JP 4377344B2
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rubber
round
thread
rubber thread
arm portion
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JP2006214054A (en
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潔 泉
耕造 石田
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株式会社ナイガイ
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本発明は、丸ゴム糸を接着して帯状に形成するゴム帯の製造方法及び製造装置に関する。 The present invention relates to a method and apparatus for manufacturing a rubber strip to form a strip by bonding a round rubber thread.

ゴム糸を接着する方法としては、酸等で凝固したゴム糸を洗浄した後、接着調整槽を通し、線接着してリボン(帯)状とし、さらに、この表面を押圧して接着力を高めたもの(下記、特許文献1参照)や、酸等でゴム糸を形成した後、直ぐに複数の丸ゴム糸を立体的に連結し、丸ゴム糸の強度を高めたものがある(下記、特許文献2参照)。 As a method of bonding the rubber thread, after cleaning the rubber thread solidified with an acid or the like, through the adhesion-adjusting tank, and a ribbon (band) shaped in line adhesion, further, adhesion enhanced by pressing the surface ones and (below, see Patent Document 1), after forming a rubber thread with an acid or the like, and immediately connected plurality of round rubber thread sterically include those enhanced strength of the round rubber thread (below, patent references 2).

特開昭50−67879号公報 JP-A-50-67879 JP 特開2002−38353号公報 JP 2002-38353 JP

上記特許文献1に記載の発明は、ゴム糸として使用することを目的としており、帯状に形成してはあるものの、輸送しやすくするために束ねたものであり、強固には連結していないためほぐれやすく、ゴム帯として使用することには不適である。 The invention described in Patent Document 1 is intended to be used as a rubber thread, although is formed in a strip shape, and a bundle in order to easily transport, since the strong not connected easy to loose, it is not suitable to be used as a rubber band. また、上記特許文献2に記載の発明は、立体的に連結するものであり、ゴム帯を形成することを意図したものではない。 Further, the invention described in Patent Document 2 is for three-dimensionally connected, not intended to form a rubber band.
本発明者は、丸ゴム糸を接着し、紙おむつなどに使用できるゴム帯の製造方法を研究したところ、本発明のゴム帯製造方法により丸ゴム糸を接着するのが好適であることを見出した。 The present inventor has adhered round rubber thread, were studied a method of manufacturing a rubber band that can be used such as disposable diapers, we have found that it is preferable to adhere the round rubber thread with a rubber band manufacturing method of the present invention .
そこで、本発明は、丸ゴム糸を、接着剤などを用いず強固に接着し、ゴム帯とするゴム帯製造方法及びその方法を用いたゴム帯製造装置を提供する。 Accordingly, the present invention provides a round rubber thread, strongly adhered without using an adhesive, to provide a rubber band manufacturing apparatus using a rubber band preparation and its to rubber band.

本発明のゴム帯製造方法は、酸液にラテックス配合物を押出して複数の丸ゴム糸を連続形成した後、直ぐに前記複数の丸ゴム糸を、一方向に並列させ、隣接する丸ゴム糸の側面同士を当接させて接着する工程を含むことを特徴とする。 Rubber band manufacturing method of the present invention, after the latex formulation was extruded continuously forming a plurality of round rubber thread acid solution, immediately said plurality of round rubber thread, are arranged in parallel in one direction, the adjacent round rubber thread are brought into contact with side surfaces, characterized in that it comprises a step of adhering by.
この場合、横向きの腕部を有する案内具を配し、複数の丸ゴム糸を、送り方向に引張した状態で腕部に接触して通すことにより、隣接する丸糸ゴムの側面同士を当接させて接着するのが好ましく、腕部は、並列した丸ゴム糸が互いに圧接し合うようにした傾斜を有して形成するのがよい。 In this case, arranged a guide member having a lateral arm portion, abutting a plurality of round rubber thread, by passing in contact with the arm portion in tension condition in the feeding direction, the side surfaces of the adjacent round rubber thread it is preferred to adhere by the arm portion is preferably formed with a slope round rubber thread in parallel is such mutual pressure contact with each other.
また、本発明のゴム帯製造方法は、酸液にラテックス配合物を押出して複数の丸ゴム糸を連続形成した後、直ぐに前記複数の丸ゴム糸を、一方向に並列させ、隣接する丸ゴム糸の側面同士を当接させて接着し、これを乾燥させる前にローラー間に通して帯面を押圧する工程を含むことも特徴とする。 Further, rubber band manufacturing method of the present invention, after the latex blend was extruded a plurality of round rubber thread was continuously formed into an acid solution, immediately said plurality of round rubber thread, are arranged in parallel in one direction, the adjacent round rubber bonded by contacting the side surfaces of the yarn, also characterized by comprising a step of pressing the belt surface through between rollers prior to drying.

本発明のゴム帯製造装置は、酸液を貯えた凝固槽と、横向きの腕部を有する案内具と、洗浄槽とを備え、腕部を、酸液にラテックス配合物を押出して形成した複数の丸ゴム糸を送り方向に引張した状態で、一方向に並列させ、隣接する丸ゴム糸の側面同士を当接して接着させる形態となした構成を有することを特徴とする。 Multiple rubber bands manufacturing apparatus of the present invention, which comprises a coagulation bath stored the acid solution, the guide member having a lateral arm portion, and a cleaning tank, the arms, to form a latex blend was extruded into an acid solution while pulling in the feeding direction of the round rubber yarn, they are arranged in parallel in one direction, and having a structure in which no a form to adhere the sides of adjacent round rubber thread abuts.
腕部は、並列した丸ゴム糸が互いに圧接し合うようにした傾斜を有して形成するのがよい。 Arms are preferably formed with a slope round rubber thread in parallel is such mutual pressure contact with each other.

本発明のゴム帯製造方法は、ラテックス配合物を酸中で糸状に凝固させ、周面に粘着性があるうちに当接させて接着し、ゴム帯を形成する。 Rubber band manufacturing method of the present invention, the latex formulation solidified into thread in acid, adhered is brought into contact with one sticky on the peripheral surface to form a rubber band. これにより、丸糸ゴム同士が強固に接着し、ほぐれることがなくゴム帯として好適なものとなる。 Thus, a round rubber thread each other strongly adhered, it becomes suitable as a rubber band without unraveling.
横向きの腕部を有する案内具を設置し、腕部に接触させて各丸ゴム糸を通すことにより、各丸ゴム糸が、一方向に並列して、側面同士が当接し、均質なゴム帯とすることができる。 Established a guide tool having a lateral arm portion, by in contact with the arm portion through the respective round rubber thread, each round rubber thread, in parallel in one direction, against the side surface each other equivalents, homogeneous rubber band it can be.
また、本方法により形成したゴム帯は、丸ゴム糸を帯状に接着し、形成してあるので、略同一断面形状の角ゴムと比較して捻れによる不均整が生じることなく、かつ軽量となるものである。 Further, rubber band formed by this method, bonding the round rubber yarn strip, so it is formed, without irregular occurs by twisting compared to the angular rubber having substantially the same cross-sectional shape, and the light it is intended.

以下、本発明の好適な実施形態を図面を用いて説明する。 It will be described below with reference to the preferred embodiments of the present invention with reference to the accompanying drawings.
図1は本発明のゴム帯製造方法により製造したゴム帯の一例を示した概略断面図、図2は本発明のゴム帯製造装置の一例を示した概略側面図、図3、4は図2に示すゴム帯製造装置の構成部品である案内具を示した図である。 Figure 1 is a schematic sectional view showing an example of a rubber strip prepared by a rubber band manufacturing method of the present invention, FIG. 2 is a schematic side view showing an example of a rubber strip manufacturing apparatus of the present invention, FIGS. 3 and 4 Figure 2 it is a diagram showing a guide tool is a component of a rubber band manufacturing apparatus shown in.
図1に示すように、ゴム帯1は、適宜数の丸ゴム糸2を一方向に側面同士が当接するように並列させて接着したものである。 As shown in FIG. 1, the rubber strip 1 is to round rubber thread 2 of suitable number side faces in one direction and bonded in parallel is brought to abut.
ゴム帯1を製造するための装置3としては、図2に示すように、酸液を貯えた凝固槽4と、洗浄液中に略横向きの腕部6aを有する案内具6を配した洗浄槽5とを備えたものを示してある。 The apparatus 3 for producing a rubber strip 1, as shown in FIG. 2, the cleaning tank 5 which arranged a coagulation bath 4 which stored the acid solution, the guide member 6 having a substantially transverse arm portion 6a in the washing liquid It is shown those with and.

凝固槽4は、酢酸などの酸液を貯めた槽であり、ノズル7から押出されたラテックス配合物を凝固させ、適宜数の丸ゴム糸2を連続形成するものである。 Coagulation bath 4 is a tank acid solution was pooled such as acetic acid, an extruded latex formulation from the nozzle 7 is solidified, in which the round rubber thread 2 of suitable number formed continuously.
丸ゴム糸2の材料としては、用途に適合させ、天然ゴム(NR)、スチレンブタジエンゴム(SBR)、クロロプレンゴム(CR)等適宜材料を使用でき、これらをラテックスに配合し、ラテックス配合物とすることができる。 The round rubber thread 2 of the material, adapted to the application, natural rubber (NR), styrene-butadiene rubber (SBR), can be used chloroprene rubber (CR) or the like as appropriate materials, they are blended into the latex, and the latex blend can do.

洗浄槽5は、水などの洗浄液を貯めた槽であり、洗浄液中に案内具6を丸ゴム糸2の送り方向に適宜間隔で配したものである。 Cleaning tank 5 is a tank in which accumulated a cleaning liquid such as water, in which the guide member 6 in the washing liquid arranged at appropriate intervals in the feed direction of the round rubber thread 2. 腕部6aは、送り方向に対して直交状となるように配してある。 Arm portion 6a, are arranged so as to orthogonally to the feed direction.
案内具6は、横向きの腕部を有する形状としてあり、複数の丸ゴム糸を、送り方向に引張した状態で腕部に接触して通すことにより、隣接する丸糸ゴムの側面を当接させて接着するものである。 Guide member 6 is located as a shape having a lateral arm portion, a plurality of round rubber thread, by passing in contact with the arm portion in tension state in the feed direction, it is brought into contact with side surfaces of the adjacent round rubber thread it is intended to adhere Te.
本実施形態では、案内具6は、図3、4に示すように、棒材を折曲形成したものとすることができ、垂直方向の支持部6bの先端部を横方向に折曲し、上方膨出の湾曲状に折曲して腕部6aを形成し、腕部6aは、複数の丸ゴム糸が送り方向に引張された状態で下側に接触して横一列状に並列し互いに圧接し合うように形成してある。 In this embodiment, the guide member 6, as shown in FIGS. 3 and 4, it can be assumed that the bar has been bent form, bending the tip in the vertical direction of the support portion 6b in the lateral direction, the arms 6a formed by bending upwardly bulging curved arm portion 6a is parallel to the horizontal row form in contact with the lower side in a state in which a plurality of round rubber thread is pulling the feeding directions It is formed so as to mutually pressed. なお、腕部6aは、下向き傾斜の直線状や下方膨出の湾曲状などに形成することもでき、また、腕部6aを別体として形成してもよい。 Incidentally, the arm portion 6a can also be formed in such curved linear or downward bulging downward inclination, or may be formed arms 6a separately.
案内具6は、洗浄槽5に2箇所設けてあるが、これに限定するものではなく、少なくとも一の案内具6が設けてあればよい。 Guide member 6 is in the cleaning tank 5 is provided at two locations, not limited thereto, and may be at least one guide member 6 is provided.
また、本実施形態では洗浄液中に案内具6を設けてあるが、これに限定するものではなく、ゴム糸2が送入してくる箇所や送出していく箇所など洗浄液外に設けてもよい。 Further, in the present embodiment but are a guide member 6 provided in the cleaning liquid is not limited thereto, the rubber thread 2 may be provided to the cleaning liquid out of such portions going to be come location and sends fed .

凝固槽4で形成した複数の丸ゴム糸2を、直ちに洗浄槽5に送り出し、図3、4に示すように、複数の丸ゴム糸2が腕部6a下側に並列するように配する。 A plurality of round rubber thread 2 formed by coagulation bath 4, immediately feeding the cleaning tank 5, as shown in FIGS. 3 and 4, a plurality of round rubber thread 2 is distributing to the parallel to the arm portion 6a lower. 丸ゴム糸2には、送り方向に張力が働いているので、腕部6a下側と摺れる状態となり、丸ゴム糸2が腕部6aの頂点側に集束して隣接する丸ゴム糸2の側面同士が当接する。 The round rubber thread 2, since the tension acts in the feed direction, a state in which rub against the arm portion 6a lower, the round rubber thread 2 round rubber thread 2 is adjacent to the focused on the vertex side of the arm portion 6a side surfaces are in contact. この際、丸ゴム糸2は、酸により凝固しているものの、表面は粘着性があるので、各丸ゴム糸2同士が接着してゴム帯1を形成できる。 In this case, a round rubber thread 2, although solidified by acid, the surface because there is a sticky, each round rubber thread 2 together can form a rubber band 1 adhering.
この後、乾燥、加硫などを施し、製品とすることができる。 Thereafter, drying, and curing applied may be a product.

図5に示すように、洗浄槽5を連続して設けてもよい。 As shown in FIG. 5, it may be provided cleaning tank 5 sequentially. この場合、各洗浄槽51、52、53、54には、並列して案内具6が配してあり、下流工程の洗浄槽の案内具6ほど腕部6aの突き出し長さが長くなるように形成してある。 In this case, each cleaning tank 51, 52, 53, 54, parallel to Yes by arranging the guide member 6, as protruding length of the arm portion 6a as the guide member 6 of the cleaning tank of the downstream process is long It is formed. これにより、ゴム帯同士を接着して幅広のゴム帯を形成できる。 Thus, it is possible to form a rubber band wide by bonding rubber band together.
例えば、凝固槽4で形成した丸ゴム糸2を、第一の洗浄槽51で接着して適宜幅のゴム帯11を形成する。 For example, a round rubber thread 2 formed by coagulation bath 4 to form a rubber band 11 of appropriate width and adhered by the first cleaning tank 51. さらに、第二の洗浄槽52でゴム帯11同士を接着してゴム帯12とし、第三の洗浄槽53でゴム帯12同士を接着してゴム帯13とし、第四の洗浄槽54でゴム帯13同士を接着して幅広のゴム帯14を形成する。 Furthermore, in the second cleaning tank 52 by adhering the rubber band 11 together with a rubber band 12, and adhering the rubber band 12 together with the rubber band 13 in the third cleaning tank 53, the rubber in the fourth cleaning tank 54 by bonding a strip 13 together to form a wide rubber band 14.

凝固槽4で太い丸ゴム糸2、例えば直径0.1mm〜2cmを形成し、上記によりゴム帯を形成した後、ゴム帯を乾燥させる前に、所定間隔で上下に配したローラー間にゴム帯を挿入して押圧し、所定の厚みのゴム帯とすることもできる。 Coagulation bath 4 by a thick round rubber thread 2, for example, to form a diameter 0.1Mm~2cm, after forming the rubber band by the, prior to drying the rubber band, rubber band between rollers arranged vertically at predetermined intervals pressed by inserting, it may be a rubber band having a predetermined thickness.

この製造方法により製造されたゴム帯は、丸糸ゴムの周面に粘着性があるうちに当接させて接着するので、強固に接着でき、使用中にほぐれることがないものであり、紙おむつ、衣料品など幅広い用途で使用できる。 Rubber band manufactured by this manufacturing method, since the adhesive is brought into contact with one sticky on the peripheral surface of the round rubber thread, firmly be bonded are those never loosen during use, disposable diapers, It can be used in a wide range of applications, such as clothing.

本発明のゴム帯製造方法により製造したゴム帯の一例を示した概略断面図である。 It is a schematic sectional view showing an example of a rubber strip prepared by a rubber band production method of the present invention. 本発明のゴム帯製造装置の一例を示した概略側面図である。 It is a schematic side view showing an example of a rubber strip manufacturing apparatus of the present invention. 図2に示すゴム帯製造装置の構成部品である案内具を示した斜視図である。 It is a perspective view showing a guide tool is a component of a rubber band manufacturing apparatus shown in FIG. 図2に示すゴム帯製造装置の構成部品である案内具の腕部を示し概略側面図である。 It is a schematic side view shows the arms of the guide member which is a component of a rubber band manufacturing apparatus shown in FIG. 本発明のゴム帯製造装置の他の一例を示した概略側面図である。 It is a schematic side view showing another example of the rubber band manufacturing apparatus of the present invention.

符号の説明 DESCRIPTION OF SYMBOLS

1ゴム帯 2丸ゴム糸 3ゴム帯製造装置 4凝固槽 5洗浄槽 6案内具 6a腕部 6b支持部 7ノズル 11〜14ゴム帯 51〜54洗浄槽 1 Rubber band 2 round rubber thread 3 rubber strip manufacturing apparatus 4 coagulation bath 5 cleaning tank 6 guiding member 6a arms 6b supports 7 nozzle 11 to 14 rubber band 51 to 54 cleaning tank


Claims (6)

  1. 酸液にラテックス配合物を押出して複数の丸ゴム糸を連続形成した後、 洗浄中に前記複数の丸ゴム糸を、一方向に並列させ、隣接する丸ゴム糸の側面同士を周面に粘着性があるうちに当接させて接着する工程を含むゴム帯製造方法。 After extruded multiple round rubber thread latex formulation was continuously formed into an acid solution, a plurality of round rubber thread during cleaning, are arranged in parallel in one direction, to a side surface of the adjacent round rubber thread peripheral surface adhesive rubber band manufacturing method comprising the step of adhering by contacting while there is sex.
  2. 横向きの腕部を有する案内具を配し、複数の丸ゴム糸を、送り方向に引張した状態で腕部に接触して通すことにより、隣接する丸糸ゴムの側面同士を当接させて接着する請求項1に記載のゴム帯製造方法。 Disposing a guide member having a lateral arm portion, a plurality of round rubber thread, by passing in contact with the arm portion in tension state in the feed direction, it is brought into contact with the side surface of the adjacent round thread rubber adhesive rubber band manufacturing method according to claim 1.
  3. 腕部を、並列した丸ゴム糸が互いに圧接し合うようにした傾斜を有して形成してなる請求項2に記載のゴム帯製造方法。 The arms, rubber band method according to claim 2 in which a round rubber thread in parallel is made by forming an inclined that as each other into press.
  4. 酸液にラテックス配合物を押出して複数の丸ゴム糸を連続形成した後、 洗浄中に前記複数の丸ゴム糸を、一方向に並列させ、隣接する丸ゴム糸の側面同士を周面に粘着性があるうちに当接させて接着し、これを乾燥させる前にローラー間に通して帯面を押圧する工程を含むゴム帯製造方法。 After extruded multiple round rubber thread latex formulation was continuously formed into an acid solution, a plurality of round rubber thread during cleaning, are arranged in parallel in one direction, to a side surface of the adjacent round rubber thread peripheral surface adhesive rubber band manufacturing method comprising the step of pressing the belt surface through between the rollers before bonded is brought into contact with one where there is a gender, and drying the.
  5. 酸液を貯えた凝固槽と、横向きの腕部を有する案内具と、洗浄液を貯えた洗浄槽とを備え、腕部を、酸液にラテックス配合物を押出して形成した複数の丸ゴム糸を送り方向に引張した状態で、 洗浄液中で一方向に並列させ、隣接する丸ゴム糸の側面同士を周面に粘着性があるうちに当接させて接着する形態となした構成を有するゴム帯製造装置。 A coagulation bath stored the acid solution, the guide member having a lateral arm portion, and a cleaning tank in which stored the washing solution, the arm portion, a plurality of round rubber thread forming the latex formulation is extruded into an acid solution while pulling the feeding direction, are arranged in parallel in one direction in the wash solution, the rubber having a structure in which no and to that form bonded contact is allowed while sticky the side surfaces of round rubber thread adjacent the peripheral surface band production equipment.
  6. 腕部を、並列した丸ゴム糸が互いに圧接し合うようにした傾斜を有して形成してなる請求項5に記載のゴム帯製造装置。 The arms, rubber band manufacturing apparatus according to claim 5, round rubber thread in parallel is made by forming an inclined that as each other into press.

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