JP2000280351A - 合成樹脂成形品の溶着方法並びに溶着装置 - Google Patents

合成樹脂成形品の溶着方法並びに溶着装置

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Publication number
JP2000280351A
JP2000280351A JP11096489A JP9648999A JP2000280351A JP 2000280351 A JP2000280351 A JP 2000280351A JP 11096489 A JP11096489 A JP 11096489A JP 9648999 A JP9648999 A JP 9648999A JP 2000280351 A JP2000280351 A JP 2000280351A
Authority
JP
Japan
Prior art keywords
welding
hot plate
flange
opening
synthetic resin
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.)
Granted
Application number
JP11096489A
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English (en)
Other versions
JP3328214B2 (ja
Inventor
Akira Chikaraishi
彰 力石
Hajime Kudo
肇 工藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yachiyo Industry Co Ltd
Original Assignee
Yachiyo Industry Co Ltd
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Filing date
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Priority to JP09648999A priority Critical patent/JP3328214B2/ja
Publication of JP2000280351A publication Critical patent/JP2000280351A/ja
Application granted granted Critical
Publication of JP3328214B2 publication Critical patent/JP3328214B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/929—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools characterized by specific pressure, force, mechanical power or displacement values or ranges
    • B29C66/9292—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools characterized by specific pressure, force, mechanical power or displacement values or ranges in explicit relation to another variable, e.g. pressure diagrams
    • B29C66/92921—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools characterized by specific pressure, force, mechanical power or displacement values or ranges in explicit relation to another variable, e.g. pressure diagrams in specific relation to time, e.g. pressure-time diagrams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
    • B29C65/2053—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror" characterised by special ways of bringing the welding mirrors into position
    • B29C65/2061—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror" characterised by special ways of bringing the welding mirrors into position by sliding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/24—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools characterised by the means for heating the tool
    • B29C65/30—Electrical means
    • B29C65/305—Electrical means involving the use of cartridge heaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/532—Joining single elements to the wall of tubular articles, hollow articles or bars
    • B29C66/5324—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length
    • B29C66/53245—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow
    • B29C66/53246—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers
    • B29C66/53247—Joining single elements to the wall of tubular articles, hollow articles or bars said single elements being substantially annular, i.e. of finite length said articles being hollow said single elements being spouts, e.g. joining spouts to containers said spouts comprising flanges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/82—Pressure application arrangements, e.g. transmission or actuating mechanisms for joining tools or clamps
    • B29C66/824—Actuating mechanisms
    • B29C66/8242—Pneumatic or hydraulic drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/92—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/924—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools
    • B29C66/9241—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power
    • B29C66/92441—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power the pressure, the force or the mechanical power being non-constant over time
    • B29C66/92443—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power the pressure, the force or the mechanical power being non-constant over time following a pressure-time profile
    • B29C66/92445—Measuring or controlling the joining process by measuring or controlling the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force, the mechanical power or the displacement of the joining tools by controlling or regulating the pressure, the force or the mechanical power the pressure, the force or the mechanical power being non-constant over time following a pressure-time profile by steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/863—Robotised, e.g. mounted on a robot arm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7172—Fuel tanks, jerry cans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

(57)【要約】 【課題】 サイクルタイムを増大せずに溶着強度を均一
化し得るように改良された合成樹脂成形品の溶着方法並
びに溶着装置を提供する。 【解決手段】 複数の部品（Ｔ・Ｆ）の接合面同士間に
熱板（１２）を挟んで互いの接合面の平行度が整うよう
に溶融する第１過程（面出し過程）と、互いの接合面を
溶着可能なように溶融する第２過程（溶融過程）と、熱
板を取り外した上で互いの接合面を溶着する第３過程
（溶着過程）とを有し、第１過程と、第２過程と、第３
過程とに於ける加圧圧力をそれぞれ個別に設定する。こ
れにより、接合面同士の平行度を整えるのに要する圧力
および接合面同士を溶着可能なように溶融するのに要す
る圧力が個々に最適設定されるので、面出しに要する時
間を短縮でき、かつ溶融深さが不均一になることを回避
できる。

Description

【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は、合成樹脂成形され
た複数の部品を溶着する方法並びに溶着する装置に関す
る。
【０００２】
【従来の技術】例えば合成樹脂材でブロー成型された燃
料タンクなどの本体部品に対する合成樹脂材で射出成型
されたフィラーチューブの接続口などの小部品の溶着
は、従来、先ず、電熱線が組み込まれた熱板を本体部品
と小部品との間に挟み込み、所定の圧力で小部品を本体
部品側へ押し付けることによって本体部品と小部品との
互いの接合面を溶融して両者の平行度を整え、かつ溶着
可能な程度に両部品の互いの接合面の溶融を促進させ、
次に、熱板を離脱させた上で小部品を本体部品に押し付
けた状態を維持しつつ冷却する、といった工程がとられ
ていた。
【０００３】
【発明が解決しようとする課題】しかるに、本体部品、
小部品共に製造誤差に基因する個体差があり、面精度に
ばらつきが生じるのを避けられないことから、両者の溶
着面の平行度を整えた上で溶着可能な程度に両部品の互
いの接合面の溶融を促進させるのに要する時間は、低精
度のものに合わせて長めに設定せざるを得なかった。そ
のため、両部品の溶融深さの均一化が阻害される結果、
溶着強度にばらつきが生じかねなかった。
【０００４】本発明は、このような従来技術の問題点を
解消するべく案出されたものであり、その主な目的は、
サイクルタイムを増大せずに溶着強度を均一化し得るよ
うに改良された合成樹脂成形品の溶着方法並びに溶着装
置を提供することにある。
【０００５】
【課題を解決するための手段】このような目的を果たす
ために、本発明に於いては、複数の部品（実施の形態中
のタンクＴ及びフィラーチューブ接続口Ｆ）の接合面同
士間に熱板（１２）を挟んで互いの接合面の平行度が整
うように溶融する第１過程（図６中の面出し過程）と、
互いの接合面を溶着可能なように溶融する第２過程（図
６中の溶融過程）と、熱板を取り外した上で互いの接合
面を溶着する第３過程（図６中の溶着過程）とを有し、
第１過程と、第２過程と、第３過程とに於ける加圧圧力
をそれぞれ個別に設定することを特徴とする合成樹脂成
形品の溶着方法、ならびにこの方法を実施する溶着装置
を提供することとした。
【０００６】このようにすれば、接合面同士の平行度を
整えるのに要する圧力および接合面同士を溶着可能なよ
うに溶融するのに要する圧力が個々に最適設定されるの
で、面出しに要する時間を短縮でき、かつ溶融深さが不
均一になることを回避できる。
【０００７】
【発明の実施の形態】以下に添付の図面を参照して本発
明について詳細に説明する。
【０００８】図１は、本発明に基づく加圧装置の概略構
成図である。エアコンプレッサからの元圧が加わる管路
１は２つに分岐され、それぞれ異なる圧力に設定された
減圧弁２・３を介して３位置の４方電磁弁４の２つの入
力ポート５Ａ・５Ｂにそれぞれ接続されている。そして
電磁弁４の第１出力ポート６Ａは、スプリングリターン
型のエアシリンダ７に接続されている。
【０００９】この電磁弁４は、第１位置ＬＰで、第１入
力ポート５Ａと第１出力ポート６Ａとが連通し、かつ第
２入力ポート５Ｂがブロックされ、中立位置ＣＰで、両
入力ポート５Ａ・５Ｂが共にブロックされ、かつ両出力
ポート６Ａ・６Ｂ間が短絡され、第２位置ＲＰで、第２
入力ポート５Ｂと第１出力ポート６Ａとが連通し、かつ
第１入力ポート５Ａがブロックされるようになってい
る。
【００１０】電磁弁４を第１位置ＬＰにすると、第１入
力ポート５Ａと第１出力ポート６Ａとが連通するので、
第１入力ポート５Ａに接続された第１減圧弁２で設定さ
れた比較的高圧Ｐ１がエアシリンダ７に作用する。そし
て電磁弁４を中立位置ＣＰにすると、エアシリンダ７に
空気圧が作用しないので、コイルばね８の弾発力でピス
トンロッド９が収縮位置となる無負荷状態が維持され
る。そして電磁弁４を第２位置ＲＰにすると、第２入力
ポート５Ｂと第１出力ポート６Ａとが連通するので、第
２入力ポート５Ｂに接続された第２減圧弁３で設定され
た比較的低圧Ｐ３がエアシリンダ７に作用する。
【００１１】このようにして、電磁弁４の位置切換によ
り、高圧〜無負荷〜低圧とエアシリンダ７の作動圧を切
り換えることができる。
【００１２】次に燃料タンクＴにフィラーチューブ接続
口Ｆを溶着する過程について図２〜図６を参照して説明
する。
【００１３】先ず、図２に示すように、電熱線１０が組
み込まれた熱板１１を、燃料タンクＴの開口１２の周囲
とフィラーチューブ接続口Ｆのフランジ１３との間に挟
み込み、電磁弁４を第１位置ＬＰにして上記のエアシリ
ンダ７に高圧エア（Ｐ１）を供給した状態でフランジ１
３を開口１２の周囲に押し付ける。これを所定時間継続
し、開口１２の周囲とフランジ１３との平行度が整う程
度に互いの接合面同士を面出し溶融する。
【００１４】次に電磁弁４を中立位置ＣＰにしてエアシ
リンダ７を無負荷にし、例えば加圧装置の自重（Ｐ２）
のみが加わるようにする（図３参照）。この状態を所定
時間維持し、開口１２の周囲とフランジ１３との接合面
同士を溶着可能な程度に溶融する。この時の圧力は、シ
リンダ内圧を大気解放として自重のみが加わるようにす
ることに限定されず、別の減圧弁で設定された適宜な圧
力が加わるようにしても良いし、場合によっては自重よ
りも軽くなるようにシリンダに逆向きのストロークを与
えるように構成しても良い。
【００１５】次いで図４に示すようにタンクＴからフィ
ラーチューブ接続口Ｆを引き出し、熱板１１を離脱させ
る。なお、このフィラーチューブ接続口Ｆ並びに熱板１
１の移動工程は、公知のスイングアームを用いた工業用
ロボットなどを適宜に利用することができる。
【００１６】次に図５に示すように、フィラーチューブ
接続口ＦをタンクＴ内に再び挿入し、電磁弁４を第２位
置ＲＰにしてエアシリンダ７に低圧エア（Ｐ３）を供給
した状態で開口１２の周囲にフランジ１３を押し付け
る。この状態を所定時間継続し、両者の溶融部分を接着
させ、かつ冷却固化させる。
【００１７】
【発明の効果】以上説明したように本発明によれば、接
合面同士の平行度を整えるのに要する圧力および接合面
同士を溶着可能なように溶融するのに要する圧力が個々
に最適設定されるので、面出しに要する時間を短縮で
き、かつ溶融深さが不均一になることを回避できること
から、製造効率を高め、かつ溶着品質を均一化する上に
多大な効果を奏することができる。
【図面の簡単な説明】
【図１】本発明の加圧装置の概略構成図
【図２】面出し過程の説明図
【図３】溶融過程の説明図
【図４】熱板離脱過程の説明図
【図５】溶着過程の説明図
【図６】全過程のタイムチャート
【符号の説明】
Ｔ タンク Ｆ フィラーチューブ接続口 ２・３ 減圧弁 ４ 電磁弁 ７ エアシリンダ １１ 熱板 １２ 開口 １３ フランジ
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 4F211 AD05 AD12 AD29 AG06 AG07 AH17 AH55 AP02 AR02 TA01 TC02 TC11 TC14 TD07 TH02 TH06 TJ14 TJ22 TN07 TQ04

Claims (2)

    【特許請求の範囲】
  1. 【請求項１】 複数の部品の接合面同士間に熱板を挟ん
    で互いの接合面の平行度が整うように溶融する第１過程
    と、互いの接合面を溶着可能なように溶融する第２過程
    と、前記熱板を取り外した上で互いの接合面を溶着する
    第３過程とを有する合成樹脂成形品の溶着方法であっ
    て、 前記第１過程と、前記第２過程と、前記第３過程とに於
    ける加圧圧力をそれぞれ個別に設定することを特徴とす
    る合成樹脂成形品の溶着方法。
  2. 【請求項２】 複数の部品の接合面同士間に熱板を挟ん
    で互いの接合面の平行度が整うように溶融する第１過程
    と、互いの接合面を溶着可能なように溶融する第２過程
    と、前記熱板を取り外した上で互いの接合面を溶着する
    第３過程とを実行する合成樹脂成形品の溶着装置であっ
    て、 前記第１過程と、前記第２過程と、前記第３過程とに於
    ける加圧圧力をそれぞれ個別に設定する圧力設定手段を
    備えることを特徴とする合成樹脂成形品の溶着装置。
JP09648999A 1999-04-02 1999-04-02 合成樹脂成形品の溶着装置 Expired - Lifetime JP3328214B2 (ja)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007176016A (ja) * 2005-12-28 2007-07-12 Nachi Fujikoshi Corp 樹脂部品の溶融装置、樹脂部品の溶融ロボットシステム及び樹脂部品の溶融方法
JP2008030262A (ja) * 2006-07-27 2008-02-14 Toyo Roshi Kaisha Ltd 樹脂の溶融接合方法及び樹脂の溶融接合装置
JP2014233854A (ja) * 2013-05-31 2014-12-15 キョーラク株式会社 タンク及びその製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007176016A (ja) * 2005-12-28 2007-07-12 Nachi Fujikoshi Corp 樹脂部品の溶融装置、樹脂部品の溶融ロボットシステム及び樹脂部品の溶融方法
JP2008030262A (ja) * 2006-07-27 2008-02-14 Toyo Roshi Kaisha Ltd 樹脂の溶融接合方法及び樹脂の溶融接合装置
JP2014233854A (ja) * 2013-05-31 2014-12-15 キョーラク株式会社 タンク及びその製造方法

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