JP2789108B2 - 樹脂製部品の接合方法 - Google Patents

樹脂製部品の接合方法

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Publication number
JP2789108B2
JP2789108B2 JP1126498A JP12649889A JP2789108B2 JP 2789108 B2 JP2789108 B2 JP 2789108B2 JP 1126498 A JP1126498 A JP 1126498A JP 12649889 A JP12649889 A JP 12649889A JP 2789108 B2 JP2789108 B2 JP 2789108B2
Authority
JP
Japan
Prior art keywords
resin
parts
joining
edge
resin parts
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
JP1126498A
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English (en)
Other versions
JPH02305624A (ja
Inventor
靖章 田辺
Original Assignee
エヌオーケー株式会社
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Publication date
Application filed by エヌオーケー株式会社 filed Critical エヌオーケー株式会社
Priority to JP1126498A priority Critical patent/JP2789108B2/ja
Publication of JPH02305624A publication Critical patent/JPH02305624A/ja
Application granted granted Critical
Publication of JP2789108B2 publication Critical patent/JP2789108B2/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
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/322—Providing cavities in the joined article to collect the burr
    • 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
    • B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
    • B29C65/0609—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding characterised by the movement of the parts to be joined
    • B29C65/0618—Linear
    • 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
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
    • B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
    • B29C66/30223—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined said melt initiators being rib-like
    • 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
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5342—Joining single elements to open ends of tubular or hollow articles or to the ends of bars a substantially flat extra element being placed between and clamped by the joined single elements and the end of said tubular or hollow articles
    • B29C66/53423—Joining single elements to open ends of tubular or hollow articles or to the ends of bars a substantially flat extra element being placed between and clamped by the joined single elements and the end of said tubular or hollow articles said substantially flat extra element being rigid, e.g. a plate
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/541—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles a substantially flat extra element being placed between and clamped by the joined hollow-preforms
    • B29C66/5414—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles a substantially flat extra element being placed between and clamped by the joined hollow-preforms said substantially flat extra element being rigid, e.g. a plate
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/543—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining more than two hollow-preforms to form said hollow articles
    • 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/84—Specific machine types or machines suitable for specific applications
    • B29C66/843—Machines for making separate joints at the same time in different planes; Machines for making separate joints at the same time mounted in parallel or in series

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、３個以上の樹脂製部品からなる樹脂製品の
製造における樹脂製部品の振動溶着による接合方法に関
する。
〔従来の技術〕
従来から、３個以上の樹脂製部品、たとえば互いに対
向した開口縁において接合した一対のカップ状の樹脂製
ケースと、該ケースの内部空間を仕切るように設けられ
た樹脂製プレート等からなる樹脂製品の製造において、
これら各樹脂製部品を振動溶着により互いに一体に接合
するには、第３図および第４図に示すような方法で行な
われている。
すなわち、図中（101）はカップ状の樹脂製の上ケー
ス、（103）は上端開口部においてこの上ケース（101）
は下端開口部と対向して接合する樹脂製の下ケース、
（102）は両ケース（101）（103）の間の空間を仕切る
ように設けられる樹脂製の中プレートである。
これら３部品（101）（102）（103）は、第３図のよ
うに、その縁部（104）（105）（106）を互いに加圧重
合して振動を加え、その摩擦熱によって、上ケース縁部
（104）下面に突設した接合面（107）と中プレート縁部
（105）上面の接合面（108）、該中プレート縁部（10
5）下面に突設した接合面（109）と下プレート縁部（10
6）上面の接合面（110）を、第４図のように溶着（W1）
（W2）するものである。
〔発明が解決しようとする課題〕
しかし、上記従来の接合方法によると、３部品（10
1）（102）（103）を同時に接合することができず、す
なわち接合面（107）（108）の溶着工程と、接合面（10
9）（110）の溶着工程のいずれか一方を先に行なった後
で他方の溶着工程を行なう必要があり、加工工数が多い
という問題があった。しかも溶着（W1）（W2）部が上下
に並ぶことから、接合部としての縁部（104）（105）
（106）を大きく形成する必要があり、樹脂材料の消費
量が大きかった。
本発明は、このような点に鑑み、加工工数および材料
コストの削減を課題としてなされたものである。
〔課題を解決するための手段〕
上記課題を解決するため、本発明に係る樹脂製部品の
接合方法は、３個以上の樹脂製部品を接合する方法にお
いて、特定の樹脂製部品に、他の２個以上の樹脂製部品
に形成した各接合面に跨がって対向する位置にあって該
接合面に同時に接触可能な突起状の接合面を形成し、前
記特定の樹脂製部品の接合面と、他の２個以上の樹脂製
部品の各接合面を互いに接触させて前記突起状の接合面
を形成した特定の樹脂製部品本体が他の２個の樹脂製部
品に接触するまで振動溶着するものである。
〔作 用〕
本発明によると、特定の樹脂製部品に形成した接合面
が他の２個以上の樹脂製部品に形成した各接合面に跨が
って接触し、しかも該各接合面に同時に接触させること
ができるので、３個以上の樹脂製部品を同時に振動溶着
することができる。
〔実 施 例〕
以下、本発明を、第１図および第２図に示す一実施例
を参照しながら説明する。
すなわち、図中（１）はカップ状の樹脂製部品である
上ケース、（３）は上端開口部においてこの上ケース
（１）の下端開口部と対向して接合する樹脂製部品であ
る下ケース、（２）は両ケース（１）（３）の間の空間
を仕切るように設けられる樹脂製部品である中プレート
である。
上ケース（１）の縁部（４）下面には、接合面（７）
が突設形成されている。また、中プレート（２）の縁部
（５）の上面および下ケース（３）の縁部（６）の上面
には、それぞれ接合面（８）（９）が形成されている。
中プレート（２）の縁部（５）は、第１図に示すよう
に、下ケース（３）の縁部（６）の内周に嵌め込まれる
ようになっていて、この状態において中プレート（２）
の接合面（８）と下ケース（３）の接合面（９）は同一
平面をなし、中プレート（２）の接合面（８）は上ケー
ス（１）の接合面（７）の内周寄りの位置に対向し、下
ケース（３）の接合面（９）は上ケース（１）の接合面
（７）の外周寄りの位置に対向するように形成されてい
る。また、第１図の組合わせ状態において、上ケース
（１）の縁部（４）とこれに対向する中プレート（２）
の縁部（５）および下ケース（３）の縁部（６）の間に
は、前記接合面（７）および（８）（９）の内外周に位
置して、バリ溜まり空間（10）（11）が形成される。
次に、上記３部品（１）（２）（３）の溶着工程を説
明すると、まずこの３部品（１）（２）（３）を第１図
の組合わせ状態とする。この状態において、下ケース
（３）の縁部（６）と中プレート（２）の縁部（５）は
互いに嵌合しており、かつ両縁部（５）（６）上面の接
合面（８）（９）は双方とも上ケース（１）の縁部
（４）下面の結合面（７）と接触している。
ここで、第１図中矢印Ｙで示すように上ケース（１）
の接合面（７）を中プレート（２）および下ケース
（３）の両接合面（８）（９）に加圧しつつ、上ケース
（１）を第１図中矢印X,X′で示す方向に加振すると、
接合面（７）と相手接合面（８）（９）は互いに摺擦
し、その摩擦熱によりその摺擦部が溶融する。そして前
記Ｙ方向への加圧により溶融バリ（12）が内外周のバリ
溜まり空間（10）（11）へ押し出され、所定時間経過後
に上ケース（１）の加振を停止することによって、第２
図に示すように溶着部（Ｗ）が形成される。
したがってこの実施例によると、３部品（１）（２）
（３）を溶着部（Ｗ）において同時に溶着することがで
きるほか、中プレート（２）の縁部（５）が下ケース
（３）の縁部（６）内周に嵌合される構造であって溶着
部（Ｗ）が一箇所に形成されるので、各部品（１）
（２）（３）の縁部（４）（５）（６）が比較的小さな
ものでよいといった利点がある。
なお、本発明は図示の実施例に限定されるものではな
く、接合部の形状は種々のものが考えられるとともに、
４部品あるいはそれ以上の部品の接合についても同様に
実施可能である。
〔発明の効果〕
以上、本発明によると、３個以上の樹脂製部品からな
る樹脂製品の製造において、各部品を同時に溶着するこ
とができるので、加工工数が削減され、また接合される
部位を小さくすることが可能であるので、樹脂材料の消
費量も低減できるといった優れた効果を奏する。また突
起状の接合面を形成した特定の樹脂製部品本体が他の２
個の樹脂製部品に接触するまで振動溶着するため、溶着
深さを正確に特定することができる。
【図面の簡単な説明】 第１図は本発明方法の一実施例を示す溶着前の組合わせ
状態の説明図、第２図は同じく溶着後の状態の説明図、
第３図は従来方法を示す溶着前の組合わせ状態の説明
図、第４図は同じく溶着後の状態の説明図である。 （１）樹脂製部品（上ケース） （２）樹脂製部品（中プレート） （３）樹脂製部品（下ケース） （４）（５）（６）縁部、（７）（８）（９）接合面 （10）（11）バリ溜まり空間、（12）溶融バリ （Ｗ）溶着部

Claims (1)

    (57)【特許請求の範囲】
  1. 【請求項１】３個以上の樹脂製部品（１）（２）（３）
    を接合する方法において、特定の樹脂製部品（１）に、
    他の２個以上の樹脂製部品（２）（３）に形成した各接
    合面（８）（９）に跨がって対向する位置にあって該各
    接合面（８）（９）に同時に接触可能な突起状の接合面
    （７）を形成し、前記特定の樹脂製部品（１）の接合面
    （７）と、他の２個以上の樹脂製部品（２）（３）の接
    合面（８）（９）を互いに接触させて前記突起状の接合
    面（７）を形成した特定の樹脂製部品（１）本体が他の
    ２個の樹脂製部品（２）（３）に接触するまで振動溶着
    することを特徴とする樹脂製部品の接合方法。
JP1126498A 1989-05-19 1989-05-19 樹脂製部品の接合方法 Expired - Lifetime JP2789108B2 (ja)

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JP2789108B2 true JP2789108B2 (ja) 1998-08-20

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06135280A (ja) * 1992-10-28 1994-05-17 Hayashi Gijutsu Kenkyusho:Kk カ−ペットへのパッド材の貼着方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5276383A (en) * 1975-12-22 1977-06-27 Asahi Chemical Ind Method of frictional welding * wherein other parts material is fixed on to neighborhood of portion to be jointed
JP2609697B2 (ja) * 1988-09-19 1997-05-14 東京濾器株式会社 合成樹脂成形品の溶着方法

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