JP3328217B2 - 溶着装置 - Google Patents

溶着装置

Info

Publication number
JP3328217B2
JP3328217B2 JP12663999A JP12663999A JP3328217B2 JP 3328217 B2 JP3328217 B2 JP 3328217B2 JP 12663999 A JP12663999 A JP 12663999A JP 12663999 A JP12663999 A JP 12663999A JP 3328217 B2 JP3328217 B2 JP 3328217B2
Authority
JP
Japan
Prior art keywords
arm
linear actuator
connection port
tube connection
filler tube
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 - Lifetime
Application number
JP12663999A
Other languages
English (en)
Other versions
JP2000318044A (ja
Inventor
達昭 木村
彰 力石
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yachiyo Industry Co Ltd filed Critical Yachiyo Industry Co Ltd
Priority to JP12663999A priority Critical patent/JP3328217B2/ja
Publication of JP2000318044A publication Critical patent/JP2000318044A/ja
Application granted granted Critical
Publication of JP3328217B2 publication Critical patent/JP3328217B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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
    • B29C65/20—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
    • B29C65/2084—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 pivoting
    • 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
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/90—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
    • 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)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は、熱可塑性合成樹脂
材からなる燃料タンクに形成された開口に熱可塑性合成
樹脂材からなる筒状のフィラーチューブ接続口の一部を
挿入した状態で、フィラーチューブ接続口の軸方向中間
部に形成されたフランジを開口の周囲に溶着する溶着装
置に関するものである。
【０００２】
【従来の技術】例えば、ブロー成型された燃料タンクの
開口孔に、射出成型されたフィラーチューブを溶着する
には、従来、電熱線が組み込まれた加熱盤をフィラーチ
ューブのフランジと燃料タンクの開口孔の周囲との間に
挟み込み、先ず、所定の圧力でフィラーチューブを燃料
タンク側へ押し付けることによって両者の互いの接合面
を加熱盤の熱で溶融し、次に、加熱盤を離脱させた上で
フィラーチューブを燃料タンクに押し付けて互いの溶融
部を密着させ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】一方、従来の加熱盤は、いわば中実なブロ
ック状をなしているので、フィラーチューブ接続口の如
き筒状体の軸方向中間部に形成されたフランジを溶融す
るには、筒状部との干渉を避けてフランジだけを加熱す
るためのアダプタを加熱盤に設ける必要がある。そして
一方のみをアダプタを介して加熱すると、他方に対する
熱伝導度が違ってしまうので、無用ではあっても同様な
アダプタを他方との当接面にも設ける必要がある。
【０００４】つまり従来装置によると、軸方向の中間部
に溶融部のある被溶着部品に対応しようとすると、実質
的に加熱盤が大型化してしまうので、これを支持して移
動させる装置も大がかりなものとなってしまい、設備費
用が嵩みがちであった。
【０００５】またフィラーチューブ接続口の支持装置
は、アダプタの加熱面から被溶着部品を逃がすだけのス
トロークと、逃げた位置からタンク内に挿入するストロ
ークとを要するので、これも大型化を余儀なくされてい
た。
【０００６】
【発明が解決しようとする課題】以上述べた如く、従来
装置によると、軸方向の中間部に被加熱部のある部品に
対応させると加熱盤が大型化し、これに伴って加熱盤の
支持装置や被加熱部品の支持装置も大型化するため、設
備費用の低減が困難であった。
【０００７】本発明は、このような従来技術に課せられ
た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、小型化の推進が可能なように構成された溶着
装置を提供することにある。
【０００８】
【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、本発明の請求項１においては、熱可塑性合成樹
脂材からなる燃料タンク（Ｔ）に形成された開口（１
２）に熱可塑性合成樹脂材からなる筒状のフィラーチュ
ーブ接続口（Ｆ）の一部を挿入した状態で、フィラーチ
ューブ接続口の軸方向中間部に形成されたフランジ（１
３）を前記開口の周囲に溶着する溶着装置の構成を、固
定フレーム（８）に一端を軸支されて旋回動可能なアー
ム（３）と、貫通孔（１１ａ）の周囲における軸線方向
の両面に加熱面（１１ｂ）を備えた環状の加熱盤（１
１）と、貫通孔の中心軸をアームの半径方向に沿わせた
状態でアームの半径方向について移動可能にアームの遊
端に加熱盤を連結する第１リニアアクチュエータ（４）
と、固定フレームに結合された第２リニアアクチュエー
タ（７）と、フィラーチューブ接続口を保持してアーム
の回転中心軸と直交する軸線上にて往復運動を行うべく
第２リニアアクチュエータの可動部に結合されたチャッ
ク（６）とを有するものとした。
【０００９】このようにすれば、環状をなす加熱盤の貫
通孔にその一部を挿入してフィラーチューブ接続口の軸
方向中間部に形成されたフランジを加熱溶融することが
できる。
【００１０】しかも、燃料タンクに対する加熱盤の押圧
力を第１リニアアクチュエータが発生し、フィラーチュ
ーブ接続口の加熱盤に対する押圧力を第２リニアアクチ
ュエータが発生する。また、フィラーチューブ接続口を
軸方向に押圧する機構とフィラーチューブ接続口を加熱
盤から逃がす機構とを第２リニアアクチュエータが共用
し得る。
【００１１】
【発明の実施の形態】以下に添付の図面を参照して本発
明の構成を詳細に説明する。
【００１２】図１および図２は、本発明に基づき構成さ
れた溶着装置を示している。この溶着装置１は、一端を
回動可能に支持され、且つ適宜な機構のロータリアクチ
ュエータ２で所定角度を回動駆動されるアーム３と、ア
ーム３の遊端に適宜な機構の第１リニアアクチュエータ
４を介して支持された加熱盤１１と、被溶着部品を保持
するチャック６と、チャック６と共にチャック６に保持
された被溶着部品を軸線方向へ所定寸法だけ移動させる
適宜な機構の第２リニアアクチュエータ７とからなって
いる。そしてロータリアクチュエータ２と第２リニアア
クチュエータ７とが一体的に結合され、かつ該結合部が
固定フレーム８で支持されている。
【００１３】ここで加熱盤１１は、その中心に設けられ
た貫通孔１１ａの周囲に加熱面１１ｂを備えた環状をな
しており、第２リニアアクチュエータ７の中心軸は、ア
ーム３の回転中心軸Ａと直交し、且つ貫通孔１１ａの中
心軸が通る平面上に配置されている。
【００１４】次に本発明装置の作動要領を図３〜図７を
併せて参照して説明する。
【００１５】先ず、第１リニアアクチュエータ４を収縮
させた状態でアーム３を下向きに回動させ、電熱線１０
が組み込まれた加熱盤１１を、燃料タンクＴの開口１２
の上方に位置させる。次いで第１リニアアクチュエータ
４を伸長させて燃料タンクＴの開口１２の周囲に加熱盤
１１の下側の加熱面１１ｂを当接させる。この時、第２
リニアアクチュエータ７は収縮させ、かつチャック６に
フィラーチューブ接続口Ｆを予め保持させておくものと
する。
【００１６】次に第２リニアアクチュエータ７を伸長さ
せ、フィラーチューブ接続口Ｆを加熱盤１１の貫通孔１
１ａから燃料タンクＴ内に挿入する。そしてフィラーチ
ューブ接続口Ｆの軸方向中間部に形成されたフランジ１
３の下面を加熱盤１１の上側の加熱面１１ｂに当接させ
る。これにより、図３に示すように、燃料タンクＴとフ
ランジ１３との間に加熱盤１１が挟み込まれた状態とな
る。この状態で、第２リニアアクチュエータ７の推力を
高圧（Ｐ１）に設定し、フランジ１３と開口１２の周囲
とを加熱盤１１で加熱した状態を所定時間継続して開口
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（図７の面出し過程）。
【００１７】次に第２リニアアクチュエータ７の推力を
減少させ、例えば第２リニアアクチュエータ７の可動部
の自重（Ｐ２）のみが加わるようにする（図４参照）。
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（図７
の溶融過程）。
【００１８】次に第２リニアアクチュエータ７を収縮さ
せ、図５に示すように、タンクＴからフィラーチューブ
接続口Ｆを引き出すと共に、第１リニアアクチュエータ
４を収縮させて加熱盤１１を燃料タンクＴの開口１２の
周囲から引き離し、かつアーム３を上向きに旋回させて
加熱盤１１を離脱させる（図７の離脱過程）。
【００１９】次に第２リニアアクチュエータ７を伸長さ
せて図６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、かつ第２リニアアクチュエータ
７の推力を低圧（Ｐ３）に設定した状態で開口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
（図７の溶着過程）。
【００２０】これらの工程が完了したならば、フィラー
チューブ接続口Ｆをチャック６から解放し、かつ第２リ
ニアアクチュエータ７を収縮させて溶着装置１を初期状
態に戻す。
【００２１】
【発明の効果】このように本発明によれば、環状をなす
加熱盤の貫通孔にその一部を挿入してフィラーチューブ
接続口の軸方向中間部に形成されたフランジを加熱溶融
することができる。即ち、アダプタを介さずに被加熱面
に加熱盤を直接接触させることができるので、加熱盤を
小型化及び軽量化し得る。またフィラーチューブ接続口
の押圧機構とフィラーチューブ接続口を加熱盤から逃が
すシフト機構とを共用できる。従って、溶着装置の小型
化が可能となり、設備費用の低減並びにスペース効率の
向上を推進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】本発明装置の要部正面図
【図２】本発明装置の要部側面図
【図３】面出し過程の説明図
【図４】溶融過程の説明図
【図５】熱板離脱過程の説明図
【図６】溶着過程の説明図
【図７】全過程のタイムチャート
【符号の説明】
１ 溶着装置 ３ アーム ４ 第１リニアアクチュエータ ６ チャック ７ 第２リニアアクチュエータ １１ 加熱盤 １１ａ 貫通孔 １１ｂ 加熱面
フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) B29C 65/00 - 65/82

Claims (1)

    (57)【特許請求の範囲】
  1. 【請求項１】 熱可塑性合成樹脂材からなる燃料タンク
    に形成された開口に熱可塑性合成樹脂材からなる筒状の
    フィラーチューブ接続口の一部を挿入した状態で、該フ
    ィラーチューブ接続口の軸方向中間部に形成されたフラ
    ンジを前記開口の周囲に溶着する溶着装置であって、 固定フレームに一端を軸支されて旋回動可能なアーム
    と、 貫通孔の周囲における軸線方向の両面に加熱面を備えた
    環状の加熱盤と、 前記貫通孔の中心軸を前記アームの半径方向に沿わせた
    状態で前記アームの半径方向について移動可能に前記ア
    ームの遊端に前記加熱盤を連結する第１リニアアクチュ
    エータと、 前記固定フレームに結合された第２リニアアクチュエー
    タと、 前記フィラーチューブ接続口を保持して前記アームの回
    転中心軸と直交する軸線上にて往復運動を行うべく前記
    第２リニアアクチュエータの可動部に結合されたチャッ
    クとを有することを特徴とする溶着装置。
JP12663999A 1999-05-07 1999-05-07 溶着装置 Expired - Lifetime JP3328217B2 (ja)

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Application Number Priority Date Filing Date Title
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JP3328217B2 true JP3328217B2 (ja) 2002-09-24

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Country Link
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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR100830608B1 (ko) 2007-03-22 2008-05-22 서기원 회전식 가열판과 냉각판을 갖는 합성수지 시트용 열용착프레스 장치
JP6268755B2 (ja) * 2013-05-31 2018-01-31 キョーラク株式会社 タンク及びその製造方法

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