JPH05111961A - Method and device for manufacturing coated heat-insulating tubular body with skin sheet - Google Patents
Method and device for manufacturing coated heat-insulating tubular body with skin sheetInfo
- Publication number
- JPH05111961A JPH05111961A JP34312991A JP34312991A JPH05111961A JP H05111961 A JPH05111961 A JP H05111961A JP 34312991 A JP34312991 A JP 34312991A JP 34312991 A JP34312991 A JP 34312991A JP H05111961 A JPH05111961 A JP H05111961A
- Authority
- JP
- Japan
- Prior art keywords
- tubular body
- sheet
- skin sheet
- skin
- length direction
- 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
- Thermal Insulation (AREA)
- Laminated Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、例えば空調用の熱媒給
送管等のような被保温管の外周部を被覆するための保温
部材として用いられる表皮シート付き被覆断熱管状体の
製造方法及びその装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for producing a coated heat-insulating tubular body with a skin sheet, which is used as a heat retaining member for coating the outer peripheral portion of a heat-insulated pipe such as a heat medium feeding pipe for air conditioning. And its device.
【0002】[0002]
【従来の技術】この種の被覆断熱管状体は、発泡樹脂か
ら成り管長方向にスリット部が形成された摺割り管体の
外周面に表皮シートが貼付されており、該表皮シートの
シート幅方向の一端部に未剥離のセパレータ(セパレー
タ残部)を有するヒレ部が形成された構成となってい
る。従って、該摺割り管体はその管径の拡縮が自在であ
るので、被保温管の管径サイズが所定範囲にあれば、各
種サイズの被保温管を該管体内に容易に挿入することが
でき、その後、前記セパレータ残部を剥してスリット部
を覆うように重ね貼りすれば該管体と被保温管との一体
化を簡単に行えるようになっている。2. Description of the Related Art A coated heat insulating tubular body of this type has a skin sheet affixed to the outer peripheral surface of a slitting tubular body made of foamed resin and having slits formed in the pipe length direction. A fin portion having an unpeeled separator (separator remaining portion) is formed at one end of the. Therefore, since the pipe diameter of the slidable pipe body can be freely expanded and contracted, if the pipe diameter size of the pipe to be insulated is within a predetermined range, the pipes to be insulated of various sizes can be easily inserted into the pipe body. After that, if the remaining portion of the separator is peeled off and then laminated so as to cover the slit portion, the tubular body and the heat-insulated tube can be easily integrated.
【0003】従来、この種の被覆断熱管状体の製造方法
は、全体としては、典型的な手作業で行われており、具
体的には、図6に示すように、夫々回転自在で平行な3
本の(第1〜第3の)ロールA、B、Cを設け、そのう
ちの2本の(第2及び第3の)ロールB、Cを所定の作
業面に並べておく一方、残りの1本の(第1の)ロール
Aを矢印p方向に移動自在に設けておく。Conventionally, the manufacturing method of this type of coated heat-insulating tubular body is generally carried out by a typical manual work, and specifically, as shown in FIG. 6, each is rotatable and parallel. Three
One (first to third) roll A, B, C is provided, and two (second and third) rolls B, C of them are arranged on a predetermined work surface while the remaining one is The (first) roll A is provided so as to be movable in the arrow p direction.
【0004】しかる後、第1の作業員が、第1のロール
Aを前記矢印p方向に離間させた後に、図7に示すよう
に、所定シート幅、所定シート長さに切断された表皮シ
ートDを用意する。次いで、第2の作業員がセパレータ
Eのうちの一部、すなわち表皮シートDのシート幅方向
の一端のヒレ状の部分Dbに貼付されたもの(セパレー
タ残部Ea)以外の部分(剥離部Eb)を剥離用スリッ
トSに沿って剥離し、該剥離部Ebに対応する粘着剤塗
布部分Daを露出させる。その後、該表皮シートDを、
前記ヒレ状部Dbの反対側の端部であって前記露出した
粘着剤塗布部分Daのシート端部が第2のロールB上に
位置するように置く。Then, after the first worker separates the first roll A in the direction of the arrow p, as shown in FIG. 7, a skin sheet cut into a predetermined sheet width and a predetermined sheet length. Prepare D. Next, a part (separation part Eb) other than a part (separator remaining part Ea) attached to a part of the separator E by the second worker, that is, a fin-shaped part Db at one end in the sheet width direction of the skin sheet D. Is peeled along the peeling slit S to expose the adhesive-coated portion Da corresponding to the peeled portion Eb. Then, the skin sheet D,
The sheet is placed so that the sheet end portion of the exposed adhesive-coated portion Da, which is the end portion on the opposite side of the fin-shaped portion Db, is located on the second roll B.
【0005】かかる状態で、前記2本のロールA、Bの
間に所定長さに切断された発泡樹脂製の円筒管体Fをそ
の管長方向がロールA、Bのロール長方向に沿うように
載置する。In such a state, the foamed resin cylindrical tube F cut into a predetermined length between the two rolls A and B is arranged so that the tube length direction is along the roll length direction of the rolls A and B. Place it.
【0006】次いで、前記離間していた第1のロールA
を再び第2及び第3のロールB、C側に近づけ、前記円
筒管体Fに該ロールAのロール面を接触させる。続い
て、該第2のロールBを回転させる。これにより、各ロ
ールA、B、Cに挟まれた円筒管体Fを連れ回りさせ、
前記露出した粘着剤塗布部分Daを管体Fの外表面に貼
着させる。該粘着剤塗布部分Daの全貼着が終了したら
第1のロールAを上述のように矢印p方向に再度移動さ
せ、第2及び第3のロールB、C上の製品たる表皮シー
ト付き被覆断熱管状体を取り出す。Next, the first roll A which has been separated from the first roll A
Is again brought close to the second and third rolls B and C, and the roll surface of the roll A is brought into contact with the cylindrical tubular body F. Then, the second roll B is rotated. Thereby, the cylindrical tubular body F sandwiched between the rolls A, B, and C is rotated together,
The exposed adhesive application portion Da is attached to the outer surface of the tubular body F. When the entire application of the pressure-sensitive adhesive applied portion Da is completed, the first roll A is moved again in the direction of the arrow p as described above, and the second and third rolls B and C are covered with a heat insulating cover sheet, which is a covered heat insulation sheet. Take out the tubular body.
【0007】[0007]
【発明が解決しようとする課題】しかしながら、上記従
来の手法によると、何よりも製造工程の中核が手作業を
支配的なものとし、生産性を上げるためには、少なくと
も熟練した二人の作業員が必要であり、しかも酷な肉体
労働を強いられる他、製品の長さが使用されるロール
A、B、Cの長さに制約されてしまい、少なくとも各ロ
ールA、B、Cのロール長を超える長さのものを製造す
ることができず、製品仕様の自由度を制約する。また、
手作業のため貼付された表皮シートにしわ寄りが目立つ
ものが製造され易い等、作業管理、生産性向上、品質管
理等に問題があり、また、コストダウンにも自ずと限界
がある。However, according to the above-mentioned conventional methods, the core of the manufacturing process makes manual work dominant, and in order to improve productivity, at least two skilled workers must be used. Is required, and in addition to requiring rigorous physical labor, the length of the product is restricted by the length of the rolls A, B, C used, and at least the roll length of each roll A, B, C is It is impossible to manufacture products with a length exceeding this, which limits the flexibility of product specifications. Also,
There is a problem in work management, productivity improvement, quality control, etc., such as a skin sheet attached due to manual work that is easily wrinkled, and there is a problem in cost reduction.
【0008】本発明は、可及的に人力作業の省略を図っ
て生産性良く製造することができる等とした表皮シート
付き被覆断熱管状体の製造方法及びその装置を提供する
ことを目的とする。It is an object of the present invention to provide a method and an apparatus for manufacturing a coated heat insulating tubular body with a skin sheet, which can be manufactured with high productivity by omitting manual labor as much as possible. ..
【0009】[0009]
【課題を解決するための手段】上記目的を達成するべ
く、請求項1の発明は、発泡樹脂製管状体を管長方向に
繰り出し、少なくとも一方のシート面に粘着剤が塗布さ
れた表皮シートをシート長方向に繰り出し、前記管状体
を前記表皮シートの粘着剤塗布面上に前記管長方向が前
記シート長方向に沿うように対向させ、前記表皮シート
のシート幅方向の両端部が略突き合うように、かつ、該
シート幅方向の一端部に所定幅で張り出したヒレ状の部
分を除いて、該表皮シートを前記管状体の外周面に貼着
することを特徴とする。In order to achieve the above object, the invention of claim 1 provides a skin sheet having a tubular body made of a foamed resin, which is extended in the pipe length direction, and at least one sheet surface of which is coated with an adhesive. In the longitudinal direction, the tubular body is made to face the pressure-sensitive adhesive application surface of the skin sheet so that the pipe length direction is along the sheet length direction, and both ends of the skin sheet in the sheet width direction substantially abut. In addition, the skin sheet is attached to the outer peripheral surface of the tubular body except for the fin-shaped portion that projects at a predetermined width at one end in the sheet width direction.
【0010】請求項2又は請求項3の発明は、請求項1
の発明において、発泡樹脂製管状体が、夫々円筒管体又
は摺割り管体であるとしたものである。The invention of claim 2 or claim 3 is based on claim 1.
In the above invention, the foamed resin tubular body is a cylindrical tubular body or a slitting tubular body, respectively.
【0011】請求項4の発明は、特に請求項1の発明に
係る方法を具体的に実施するべく、発泡樹脂製管状体を
管長方向に繰り出すための管状体送出手段と、少なくと
も一方のシート面に粘着剤が塗布された表皮シートをシ
ート長方向に繰り出すための表皮シート送出手段と、前
記管状体を表皮シートの粘着剤塗布面に対向させるよう
に案内する案内手段と、該案内手段に後続して設けら
れ、前記表皮シートの粘着剤塗布部分をシート幅方向の
両端部が略突き合うように、かつ、該シート幅方向の一
端部に沿った所定幅部分を除いて前記管状体の外周面を
覆うように該表皮シートを湾曲させる湾曲変形手段と、
を備えたことを特徴とする。According to a fourth aspect of the present invention, in order to specifically carry out the method according to the first aspect of the present invention, a tubular body delivery means for delivering the foamed resin tubular body in the pipe length direction and at least one seat surface. A skin sheet feeding means for feeding out the skin sheet coated with the adhesive in the sheet length direction, a guide means for guiding the tubular body so as to face the pressure-sensitive adhesive coated surface of the skin sheet, and a guide means subsequent to the guiding means. The outer periphery of the tubular body is provided so that the pressure-sensitive adhesive-coated portion of the skin sheet substantially abuts both ends in the sheet width direction, and except for a predetermined width portion along one end in the sheet width direction. Curving and deforming means for curving the skin sheet so as to cover the surface,
It is characterized by having.
【0012】[0012]
【作用】発泡樹脂製の管状体が管状体送出手段から繰り
出され、表皮シートが表皮シート送出手段から繰り出さ
れると、前記管状体は、案内手段を通過する際に、表皮
シートの粘着剤塗布部分と対向し、その後、湾曲変形手
段を通過する際に、該表皮シートにおけるシート幅方向
の一端部のヒレ部以外の部分が管状体の外周面に貼付さ
れる。When the tubular body made of foamed resin is fed out from the tubular body feeding means and the skin sheet is fed out from the skin sheet feeding means, the tubular body passes through the guiding means, and the tubular body adheres to the adhesive sheet. Then, when passing through the curving and deforming means, a portion other than the fin portion at one end in the sheet width direction of the skin sheet is attached to the outer peripheral surface of the tubular body.
【0013】この場合、前記管状体が、円筒管体である
ときには、表皮シートが外周面貼付された後、ヒレ状部
分の付け根部近傍に沿って、すなわち管長方向に沿って
スリット部が形成された後に被覆断熱管状体が得られ
る。繰り出される管状体は、管長方向に沿って既にスリ
ット部が形成されたものでも適用できる。In this case, when the tubular body is a cylindrical tubular body, a slit portion is formed along the vicinity of the root portion of the fin-shaped portion, that is, along the pipe length direction, after the skin sheet is attached to the outer peripheral surface. After that, a coated insulating tubular body is obtained. The drawn-out tubular body may be a tubular body in which a slit portion is already formed along the pipe length direction.
【0014】[0014]
【実施例】図1は、本発明に係る製造装置の一実施例を
示すものであり、管状体送出手段を構成する管状体供給
リール1、表皮シート送出手段を構成する表皮シート供
給リール2、剥離手段を構成するはぎ取りロール3、案
内手段を構成する一次成形ガイド4、湾曲変形手段を構
成する二次成形ガイド5、引取成形手段を構成する成形
ベルト6、スリット部形成手段を構成する中割り機構1
7から大略構成されている。1 shows an embodiment of a manufacturing apparatus according to the present invention, in which a tubular body supply reel 1 constituting a tubular body delivering means, a skin sheet supply reel 2 constituting a skin sheet delivering means, A stripping roll 3 forming a peeling means, a primary forming guide 4 forming a guiding means, a secondary forming guide 5 forming a curve deforming means, a forming belt 6 forming a take-off forming means, and an intermediate division forming a slit portion forming means. Mechanism 1
It is roughly composed of 7.
【0015】前記供給リール1には、発泡樹脂(例えば
発泡倍率が5〜40倍、最外径が20〜200mm、管
厚が5〜30mmの発泡ポリエチレン)から成る円筒管
体7が卷装されており、該供給リール1から繰り出され
た円筒管体7は案内導管8を介して前記一次成形ガイド
4に導入されるようになっている。The supply reel 1 is equipped with a cylindrical tubular body 7 made of foamed resin (for example, foamed polyethylene having a foaming ratio of 5 to 40 times, an outermost diameter of 20 to 200 mm and a tube thickness of 5 to 30 mm). The cylindrical tube body 7 delivered from the supply reel 1 is introduced into the primary molding guide 4 via a guide conduit 8.
【0016】ここで、前記円筒管体7は、押出成形機に
より発泡ポリエチレン樹脂を押出成形することにより容
易に得られるものである。また、従来より知られている
管体成形装置、すなわち前記発泡ポリエチレンから成る
シート体をシート長方向に繰り出しつつ、そのシート幅
方向の両端部を突合わせ、該突き合わせた端部同士を熱
融着するように構成された装置を用いても容易に成形で
きるものである。Here, the cylindrical tubular body 7 can be easily obtained by extruding a foamed polyethylene resin with an extruder. In addition, a conventionally known tubular molding device, that is, a sheet body made of the foamed polyethylene is fed out in the sheet length direction, but both ends of the sheet width direction are butted, and the butted ends are heat-sealed to each other. It can be easily molded even by using the apparatus configured as described above.
【0017】また、前記供給リール2には、例えばポリ
塩化ビニルからから成り、厚みが40〜300μmの表
皮シート9が卷装されており、該表皮シート9の一面側
には粘着剤が塗布されていると共に、該粘着剤の塗布面
9aにはセパレータ12が貼付されており、さらに、該
セパレータ12のうち表皮シート9のシート幅方向の一
端部には、表皮シート9のシート長方向、すなわち繰り
出し方向に沿って剥離用スリット(図7の符号Sを参
照)が形成されている。The supply reel 2 is provided with a skin sheet 9 made of, for example, polyvinyl chloride and having a thickness of 40 to 300 μm, and an adhesive is applied to one surface side of the skin sheet 9. In addition, a separator 12 is attached to the pressure-sensitive adhesive applied surface 9a, and further, one end portion of the separator 12 in the sheet width direction of the skin sheet 9 has a sheet length direction of the skin sheet 9, that is, A peeling slit (see symbol S in FIG. 7) is formed along the feeding direction.
【0018】前記供給リール2から繰り出された表皮シ
ート9は、中継ロール10、11を介して前記一次成形
ガイド4に導入されるようになっている一方、前記はぎ
取りロール3にて剥されたセパレータ12の剥離部12
bは回収リール13に卷装されるようになっている。The skin sheet 9 fed from the supply reel 2 is introduced into the primary molding guide 4 via relay rolls 10 and 11, while the separator peeled by the stripping roll 3 is introduced. 12 peeling section 12
b is mounted on the recovery reel 13.
【0019】さらに、前記一次成形ガイド4の下流側に
は前記二次成形ガイド5が設けられており、該二次成形
ガイド5の下流側には前記成形ベルト6が設けられてい
る。該成形ベルト6は上下二段の走行ベルト6A、6B
を有しており、上段の走行ベルト6Aはプーリ6a、6
bに巻回されており、下段の走行ベルト6Bはプーリ6
c、6dに巻回されている。Further, the secondary molding guide 5 is provided on the downstream side of the primary molding guide 4, and the molding belt 6 is provided on the downstream side of the secondary molding guide 5. The forming belt 6 is composed of running belts 6A and 6B having two upper and lower stages.
The upper running belt 6A has pulleys 6a, 6
The running belt 6B on the lower stage is wound around the pulley 6b.
It is wound around c and 6d.
【0020】図2は、前記一次成形ガイド4、及び二次
成形ガイド5の近傍のより詳細な構成を示すものであ
り、さらに理解を助けるべく、図3には、前記一次成形
ガイド4近傍が拡大して示されている。FIG. 2 shows a more detailed structure in the vicinity of the primary molding guide 4 and the secondary molding guide 5, and in order to facilitate further understanding, FIG. 3 shows the vicinity of the primary molding guide 4. It is shown enlarged.
【0021】前記一次成形ガイド4は、全体としてラッ
パ管状を呈しており、中途部から上流側端部に向かって
裾割れ状に拡開されている一方、中途部から下流側端部
の範囲は断面円形の案内孔部5aに形成され、該案内孔
部5aの上面略中央にはスリット孔4bが形成されてい
る。なお、前記裾割れ拡開部5cは案内手段を、案内孔
部5aは湾曲変形手段を構成している。The primary molding guide 4 has a trumpet tubular shape as a whole, and is expanded in a hem-splitting manner from the midway portion toward the upstream end, while the range from the midway portion to the downstream end is The guide hole 5a has a circular cross section, and a slit hole 4b is formed substantially in the center of the upper surface of the guide hole 5a. The hem crack expanding portion 5c constitutes a guide means, and the guide hole portion 5a constitutes a curve deforming means.
【0022】前記二次成形ガイド5には断面半円形のガ
イド孔5aが形成され、該ガイド孔5aはその半径が上
流側から下流側に向かって縮径され、前記ガイド孔5a
の湾曲面は下方側を臨むようになっている。A guide hole 5a having a semicircular cross section is formed in the secondary molding guide 5, and the radius of the guide hole 5a is reduced from the upstream side to the downstream side.
The curved surface of is facing downward.
【0023】前記上段の成形ベルト6A及び下段の成形
ベルト6Bには、断面半円形の成形孔6Aa、6Baが
夫々対向するように形成されており、両成形孔6Aa、
6Baにより円形の案内孔が形成される。The upper molding belt 6A and the lower molding belt 6B are respectively formed with molding holes 6Aa and 6Ba having a semicircular cross section so as to face each other.
A circular guide hole is formed by 6Ba.
【0024】また、成形ベルト6の下流側にはスリット
部形成手段が設けられており、該スリット部形成手段た
る中割り機構17は、前記成形ベルト6により成形され
た一次半製品16にスリット部を形成するべく円形の回
転刃17aにより構成されている。さらに、中割り機構
17の下流側には得られた二次半製品管体18を、適宜
の管長に切断するための切断手段(図示省略)が設けら
れている。A slit portion forming means is provided on the downstream side of the forming belt 6, and the dividing mechanism 17 as the slit portion forming means forms a slit portion on the primary semi-finished product 16 formed by the forming belt 6. It is constituted by a circular rotary blade 17a to form the. Further, a cutting means (not shown) for cutting the obtained secondary semi-finished product tubular body 18 into an appropriate pipe length is provided on the downstream side of the dividing mechanism 17.
【0025】次に、上記のように構成された本実施例の
作動につき説明する。供給リール1から繰り出された円
筒管体7は、一次成形ガイド4に挿入されるが、このと
き、該成形ガイド4には前記供給リール2から繰り出さ
れた表皮シート9が挿入されている。該成形ガイド4内
での表皮シート9はセパレータ12の剥離部12bに対
応する粘着剤塗布面9aが露出しており、表皮シート9
の一端部にはヒレ状部分9bが形成されている。Next, the operation of the present embodiment constructed as described above will be explained. The cylindrical tube body 7 fed from the supply reel 1 is inserted into the primary molding guide 4, and at this time, the skin sheet 9 fed from the supply reel 2 is inserted into the molding guide 4. The skin sheet 9 in the molding guide 4 has an adhesive coated surface 9a exposed corresponding to the peeling portion 12b of the separator 12,
A fin-shaped portion 9b is formed at one end of the.
【0026】従って、一次成形ガイド4内では、前記剥
離部12bに対応する粘着剤塗布面9aが露出している
と共に、該粘着剤塗布面9aに前記円筒管体7が対向
し、前記案内孔部4aでは前記粘着剤塗布面9aが前記
円筒管体7の外周面がスリット部7aを除いて覆われる
ようになる。なお、表皮シート9が一次成形ガイド4を
通過する際には、スリット孔4bに前記ヒレ状部分9b
が挿入された状態で表皮シート9が走行する(図4参
照)。Therefore, in the primary molding guide 4, the pressure sensitive adhesive application surface 9a corresponding to the peeling portion 12b is exposed, and the cylindrical tube body 7 faces the pressure sensitive adhesive application surface 9a, and the guide hole is formed. In the portion 4a, the adhesive coated surface 9a covers the outer peripheral surface of the cylindrical tube body 7 except for the slit portion 7a. When the skin sheet 9 passes through the primary molding guide 4, the fin-shaped portion 9b is formed in the slit hole 4b.
The skin sheet 9 runs with the inserted (see FIG. 4).
【0027】前記円筒管体7は、前記一次成形ガイド4
を通過した後成形ベルト6に向かって走行するが、二次
成形ガイド5を通過するので成形ベルト6内への進入が
容易となる。この際、該円筒管体7は、特にヒレ状部分
9bの近傍が二次成形ガイド5のガイド孔5aに内接す
るので、前記表皮シート9の粘着剤塗布面9aは、シー
ト幅方向の突き合う両端部近傍は十分に貼付される。The cylindrical tubular body 7 has the primary molding guide 4
After passing through the molding belt 6, it travels toward the molding belt 6, but since it passes through the secondary molding guide 5, it easily enters the molding belt 6. At this time, since the cylindrical tube body 7 is inscribed in the guide hole 5a of the secondary molding guide 5 particularly near the fin-shaped portion 9b, the pressure-sensitive adhesive application surface 9a of the skin sheet 9 abuts in the sheet width direction. The areas near both ends are sufficiently attached.
【0028】さらに、成形ベルト6内に送られ、前記表
皮シート9が貼付された円筒管体7は前記両ベルト6
A、6Bの間を通過するが、このとき両ベルト6A、6
Bの成形孔6Aa、6Baの間に挟圧状態で成形され、
表皮シート9の前記粘着剤塗布面9aが円筒管体7の外
周面に一様に貼付されるようになり、一次半製品管体1
6が得られる。Further, the cylindrical tubular body 7 fed into the molding belt 6 and having the skin sheet 9 attached thereto is the both belts 6
It passes between A and 6B, but at this time both belts 6A and 6B
B is molded between the molding holes 6Aa and 6Ba in a sandwiched state,
The adhesive coated surface 9a of the skin sheet 9 can be evenly attached to the outer peripheral surface of the cylindrical tubular body 7, and the primary semi-finished tubular body 1
6 is obtained.
【0029】上記のように成形された一次半製品16は
中割り機構17の円形の回転刃17aにより図4に示す
スリット部7aが形成される。なお、該スリット部の形
成に際しては、図4に示すようにヒレ状部分9bを起立
させた状態で、該ヒレ状部分9bの付け根に沿って管径
方向に切込みを入れることにより行われる。In the primary semi-finished product 16 formed as described above, the slit portion 7a shown in FIG. 4 is formed by the circular rotary blade 17a of the dividing mechanism 17. The slit portion is formed by making a cut in the pipe radial direction along the root of the fin-shaped portion 9b with the fin-shaped portion 9b standing upright as shown in FIG.
【0030】前記スリット部7aが形成された二次半製
品管体18は、その後切断手段により所定の管長に切断
されて最終製品たる被覆断熱管状体となる。このように
製造される被覆断熱管状体の製造速度は、例えば毎分1
〜30mとなり、生産性の向上に貢献でき、また、工程
の全自動化の実現に大きな期待が得られる。The secondary semi-finished product tubular body 18 in which the slit portion 7a is formed is then cut into a predetermined tubular length by a cutting means to form a coated heat insulating tubular body as a final product. The production rate of the coated heat-insulating tubular body produced in this manner is, for example, 1 minute per minute.
Since it will be up to 30 m, it can contribute to the improvement of productivity, and there are great expectations for realization of full automation of the process.
【0031】図5は、被覆断熱管状体19の使用例を示
すものであり、スリット部7aを拡開し、該拡開した部
分から被保温管20を挿入した後セパレータ残部12a
を剥離し、該剥離により露出したヒレ状部分9bの粘着
剤塗布面9aをこれに対向する表皮シート9の背面に重
ね貼りする。FIG. 5 shows an example of the use of the coated heat insulating tubular body 19, in which the slit portion 7a is expanded and the heat insulation pipe 20 is inserted from the expanded portion, and the separator remaining portion 12a is then inserted.
Is peeled off, and the pressure-sensitive adhesive coated surface 9a of the fin-shaped portion 9b exposed by the peeling is laminated on the back surface of the skin sheet 9 facing it.
【0032】なお、前記表皮シート9の基材であるポリ
塩化ビニルは、耐熱性、耐候性、加工性等に優れるので
被覆断熱管状体19の上記使用例には特に有効である。The polyvinyl chloride, which is the base material of the skin sheet 9, is excellent in heat resistance, weather resistance, workability and the like, and is particularly effective for the above-mentioned use example of the coated heat insulating tubular body 19.
【0033】本実施例では供給リール1に円筒管体7を
卷装する構成としたが、前記中割機構17によるスリッ
ト部形成工程を先取りして、管長方向にスリット部が既
に形成された摺割り管体を卷装する構成としてもよい。In the present embodiment, the cylindrical tube body 7 is mounted on the supply reel 1. However, the slit portion forming step by the dividing mechanism 17 is preliminarily taken into consideration, and the slit portion in which the slit portion is already formed is formed. The split tube body may be mounted.
【0034】なお、上記第1および第2の実施例におい
ては、表皮シート9としてセパレータ12が貼付された
ものを用いたが、粘着剤塗布面9aの反対側の面に離型
剤を塗布してセパレータを省略した構成の表皮シートを
用いることもできる。In the first and second embodiments, the skin sheet 9 to which the separator 12 is attached is used. However, a release agent is applied to the surface opposite to the adhesive application surface 9a. It is also possible to use a skin sheet having a structure in which the separator is omitted.
【0035】かかる構成にすると、前記回収ロール13
を省略することができ、装置全体の簡素化、セパーレー
タ廃棄処理工程の省略等、を図れる。With this structure, the recovery roll 13 is
Can be omitted, and the entire apparatus can be simplified and the separator disposal process can be omitted.
【0036】[0036]
【発明の効果】以上のように請求項1の発明によれば、
発泡樹脂製管状体を管長方向に繰り出し、少なくとも一
方のシート面に粘着剤が塗布された表皮シートをシート
長方向に繰り出し、前記管状体を前記表皮シートの粘着
剤塗布面上に前記管長方向が前記シート長方向に沿うよ
うに対向させ、前記表皮シートのシート幅方向の両端部
が略突き合うように、かつ、該シート幅方向の一端部に
所定幅で張り出したヒレ状の部分を除いて、該表皮シー
トを前記管状体の外周面に貼着することを特徴とするの
で、少なくとも製造工程の中核をなす部分の人力作業を
可及的に省略することができ、換言すれば熟練した作業
員を必要とすることなく、ひいては省人化を実現でき
る。また、走行状態で表皮シートの貼付が連続的に行え
ることにより量産性に優れる。さらに、最終製品の管長
についての制約がなくなり、均一かつ高品位の製品を高
速度でしかも安価に製造することができる。As described above, according to the invention of claim 1,
The foamed resin tubular body is paid out in the pipe length direction, the skin sheet in which the adhesive is applied to at least one of the sheet surfaces is paid out in the sheet length direction, and the tubular body has the pipe length direction on the adhesive application surface of the skin sheet. The sheets are opposed to each other along the sheet length direction so that both end portions in the sheet width direction of the skin sheet substantially abut, and except for a fin-shaped portion protruding at a predetermined width at one end portion in the sheet width direction. Since the skin sheet is attached to the outer peripheral surface of the tubular body, at least the human labor work of the part forming the core of the manufacturing process can be omitted as much as possible, in other words, skilled work. Therefore, labor saving can be realized without requiring personnel. Further, since the skin sheet can be continuously attached in the running state, the mass productivity is excellent. Furthermore, there is no restriction on the pipe length of the final product, and a uniform and high-quality product can be manufactured at high speed and at low cost.
【0037】また、請求項2の発明によれば、当初に繰
り出される発泡樹脂製管体として、円筒管体を用いるこ
とを特徴とするので、該供給される円筒管体が比較的軟
弱な材料から成るものであっても最終製品の真円度の維
持を図れる。According to the second aspect of the present invention, since the cylindrical tubular body is used as the foamed resin tubular body initially fed out, the supplied cylindrical tubular body is a relatively soft material. The roundness of the final product can be maintained even if it is composed of
【0038】請求項3の発明によれば、当初に繰り出さ
れる発泡樹脂製管体として、管長方向にスリット部が形
成された摺割り管体を用いることを特徴とするので、後
のスリット部形成工程を省略できる可能性がある。According to the third aspect of the present invention, since the slitting tube body in which the slit portion is formed in the pipe length direction is used as the foamed resin tube body that is initially fed out, the slit portion formation afterwards is performed. There is a possibility that the process can be omitted.
【0039】さらに、請求項4の発明によれば、発泡樹
脂製管状体を管長方向に繰り出すための管状体送出手段
と、少なくとも一方のシート面に粘着剤が塗布された表
皮シートをシート長方向に繰り出すための表皮シート送
出手段と、前記管状体を表皮シートの粘着剤塗布面に対
向させるように案内する案内手段と、該案内手段に後続
して設けられ、前記表皮シートの粘着剤塗布部分をシー
ト幅方向の両端部が略突き合うように、かつ、該シート
幅方向の一端部に沿った所定幅部分を除いて前記管状体
の外周面を覆うように該表皮シートを湾曲させる湾曲変
形手段と、を備えたことを特徴とするので、従来より知
られた既製の装置を流用して簡単な構成を付加するだけ
で済み、請求項1乃至請求項3の発明を容易かつ具体的
に実施可能な装置を安価に提供することができる。Further, according to the invention of claim 4, a tubular body feeding means for feeding the tubular body made of the foamed resin in the pipe length direction, and a skin sheet having at least one sheet surface coated with an adhesive are provided in the sheet length direction. And a guide means for guiding the tubular body so as to face the pressure-sensitive adhesive application surface of the skin sheet, and an adhesive-coated portion of the skin sheet provided after the guide means. A curved deformation in which the skin sheet is curved so that both ends in the seat width direction substantially abut, and the outer peripheral surface of the tubular body is covered except for a predetermined width portion along one end in the seat width direction. Since it is characterized by including means, it suffices to add a simple configuration by diverting a known device from the related art, and the inventions of claims 1 to 3 can be easily and specifically described. Practicable equipment It can be provided at low cost.
【図1】本発明の製造方法が実施に供される装置の実施
例の構成を示す概略側面図である。FIG. 1 is a schematic side view showing a configuration of an embodiment of an apparatus used for carrying out a manufacturing method of the present invention.
【図2】図1の一次成形ガイド近傍の詳細を示す断面図
である。FIG. 2 is a cross-sectional view showing details of the vicinity of the primary molding guide of FIG.
【図3】図1のX−X線に沿って見た平面図である。3 is a plan view taken along line XX in FIG. 1. FIG.
【図4】図1のZ−Z線に沿う断面図である。FIG. 4 is a sectional view taken along line ZZ in FIG.
【図5】本製品たる被覆断熱管状体の使用例を示す断面
図である。FIG. 5 is a cross-sectional view showing an example of use of the coated heat insulating tubular body which is the product.
【図6】従来の製造装置の構成を示す側面図である。FIG. 6 is a side view showing a configuration of a conventional manufacturing apparatus.
【図7】図6に示す表皮シートの剥離状態を示す斜視図
である。FIG. 7 is a perspective view showing a peeled state of the skin sheet shown in FIG.
1 管状体供給リール(管状体送出手段)、 2 表皮シート供給リール(表皮シート送出手段)、 3 回収ロール(剥離手段)、 4 一次成形ガイド、 4c 裾割れ拡開部(案内手段)、 4a 案内孔部(湾曲変形手段)、 6 成形ベルト(引取成形手段)、 7 円筒管体、 9 表皮シート、 9a 粘着剤塗布面、 9b ヒレ状部分、 16 一次半製品管体、 17 中割り機構(スリット部形成手段)、 18 二次半製品管体、 19 被覆断熱管状体 20 被保温管。 DESCRIPTION OF SYMBOLS 1 tubular body supply reel (tubular body delivery means), 2 skin sheet supply reel (skin sheet delivery means), 3 collection rolls (peeling means), 4 primary molding guide, 4c cuff crack expanding portion (guide means), 4a guide Holes (curved deformation means), 6 forming belts (pull-off forming means), 7 cylindrical tubes, 9 skin sheets, 9a adhesive coating surface, 9b fin-like parts, 16 primary semi-finished product tubes, 17 splitting mechanism (slits) Part forming means), 18 secondary semi-finished product tubular body, 19 coated heat-insulating tubular body 20, heat-insulated tube.
Claims (4)
し、少なくとも一方のシート面に粘着剤が塗布された表
皮シートをシート長方向に繰り出し、前記管状体を前記
表皮シートの粘着剤塗布面上に前記管長方向が前記シー
ト長方向に沿うように対向させ、前記表皮シートのシー
ト幅方向の両端部が略突き合うように、かつ、該シート
幅方向の一端部に所定幅で張り出したヒレ状の部分を除
いて、該表皮シートを前記管状体の外周面に貼着するこ
とを特徴とする表皮シート付き被覆断熱管状体の製造方
法。1. A foamed resin tubular body is drawn out in a pipe length direction, and a skin sheet having an adhesive applied to at least one sheet surface is drawn out in a sheet length direction, and the tubular body is placed on the adhesive application surface of the skin sheet. The pipe-like direction in which the pipe length direction is opposed to the sheet length direction so that both ends of the skin sheet in the sheet width direction substantially abut with each other, and the fin shape protruding at a predetermined width at one end in the sheet width direction. The method for producing a coated heat-insulating tubular body with a skin sheet, the method comprising: sticking the skin sheet to the outer peripheral surface of the tubular body, except for the portion.
り、前記表皮シートが貼付された後、該表皮シートにお
けるヒレ状部分の付け根近傍が、管長方向に沿って切り
込まれていることを特徴とする請求項1に記載の被覆断
熱管状体の製造方法。2. The foamed resin tubular body is a cylindrical tubular body, and after the skin sheet is attached, the vicinity of the root of the fin-shaped portion of the skin sheet is cut along the pipe length direction. The method for producing a coated heat insulating tubular body according to claim 1, wherein.
リット部が形成された摺割り管体であることを特徴とす
る請求項1に記載の表皮シート付き被覆断熱管状体の製
造方法。3. The method for producing a covered heat insulating tubular body with a skin sheet according to claim 1, wherein the foamed resin tubular body is a slidable tubular body in which a slit portion is formed in a pipe length direction.
ための管状体送出手段と、少なくとも一方のシート面に
粘着剤が塗布された表皮シートをシート長方向に繰り出
すための表皮シート送出手段と、前記管状体を表皮シー
トの粘着剤塗布面に対向させるように案内する案内手段
と、該案内手段に後続して設けられ、前記表皮シートの
粘着剤塗布部分をシート幅方向の両端部が略突き合うよ
うに、かつ、該シート幅方向の一端部に沿った所定幅部
分を除いて前記管状体の外周面を覆うように該表皮シー
トを湾曲させる湾曲変形手段と、を備えたことを特徴と
する表皮シート付き被覆断熱管状体の製造装置。4. A tubular body delivery means for delivering a foamed resin tubular body in a pipe length direction, and a skin sheet delivery means for delivering a skin sheet having an adhesive applied to at least one sheet surface in a sheet length direction. A guide means for guiding the tubular body so as to face the pressure-sensitive adhesive application surface of the skin sheet, and a guide means provided subsequent to the guide means, wherein the pressure-sensitive adhesive application portion of the skin sheet has substantially two ends in the sheet width direction. Bending and deforming means for bending the skin sheet so as to cover each other and to cover the outer peripheral surface of the tubular body except for a predetermined width portion along one end in the sheet width direction. An apparatus for producing a coated heat insulating tubular body with a skin sheet.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3-215217 | 1991-08-27 | ||
JP21521791 | 1991-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH05111961A true JPH05111961A (en) | 1993-05-07 |
Family
ID=16668641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP34312991A Pending JPH05111961A (en) | 1991-08-27 | 1991-12-25 | Method and device for manufacturing coated heat-insulating tubular body with skin sheet |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH05111961A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006006993A1 (en) * | 2006-02-15 | 2007-08-23 | Tubex Gmbh | Production of laminated tube material, e.g. for filling with pharmaceuticals, involves in-line forming and bonding a multi-layered strip round an extruded base tube |
JP2019119096A (en) * | 2017-12-28 | 2019-07-22 | 株式会社イノアック住環境 | Method for manufacturing heat insulation tube |
US10434560B2 (en) | 2009-01-14 | 2019-10-08 | Gates Corporation | Fluid conduit cover installation devices, systems and methods |
KR102170724B1 (en) * | 2019-12-16 | 2020-10-27 | 주식회사 엠코 | Manufacture apparatus for pipe lagging of airconditioner and the manufacture method thereof |
-
1991
- 1991-12-25 JP JP34312991A patent/JPH05111961A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006006993A1 (en) * | 2006-02-15 | 2007-08-23 | Tubex Gmbh | Production of laminated tube material, e.g. for filling with pharmaceuticals, involves in-line forming and bonding a multi-layered strip round an extruded base tube |
US10434560B2 (en) | 2009-01-14 | 2019-10-08 | Gates Corporation | Fluid conduit cover installation devices, systems and methods |
JP2019119096A (en) * | 2017-12-28 | 2019-07-22 | 株式会社イノアック住環境 | Method for manufacturing heat insulation tube |
KR102170724B1 (en) * | 2019-12-16 | 2020-10-27 | 주식회사 엠코 | Manufacture apparatus for pipe lagging of airconditioner and the manufacture method thereof |
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