JPS58122821A - パイプへのキヤツプ取付方法 - Google Patents

パイプへのキヤツプ取付方法

Info

Publication number
JPS58122821A
JPS58122821A JP57005162A JP516282A JPS58122821A JP S58122821 A JPS58122821 A JP S58122821A JP 57005162 A JP57005162 A JP 57005162A JP 516282 A JP516282 A JP 516282A JP S58122821 A JPS58122821 A JP S58122821A
Authority
JP
Japan
Prior art keywords
synthetic resin
resin layer
pipe
cap
recess
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
Application number
JP57005162A
Other languages
English (en)
Inventor
Kuniaki Saraya
皿谷　邦明
Kenji Kimura
健二 木村
Takashi Tamada
玉田　騰
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP57005162A priority Critical patent/JPS58122821A/ja
Publication of JPS58122821A publication Critical patent/JPS58122821A/ja
Pending 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
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/561—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits using screw-threads being integral at least to one of the parts to be joined
    • 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
    • B29C65/56—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • B29C65/565—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits involving interference fits, e.g. force-fits or press-fits
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
    • B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
    • 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
    • B29C66/303—Particular design of joint configurations the joint involving an anchoring effect
    • B29C66/3032—Particular design of joint configurations the joint involving an anchoring effect making use of protrusions or cavities belonging to at least one of the parts to be joined
    • 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
    • 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
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • 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
    • B29C66/61—Joining from or joining on the inside
    • B29C66/612—Making circumferential 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
    • B29C66/70—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
    • B29C66/72—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 structure of the material of the parts to be joined
    • B29C66/723—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 structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1244—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue
    • B29C66/12441—Tongue and groove joints characterised by the male part, i.e. the part comprising the tongue being a single wall
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1246—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove
    • B29C66/12463—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove being tapered
    • 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
    • B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
    • B29C66/124—Tongue and groove joints
    • B29C66/1246—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove
    • B29C66/12469—Tongue and groove joints characterised by the female part, i.e. the part comprising the groove being asymmetric
    • 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

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 本発明はフェンス、門扉等に夏用する格子など、外周゛
に合成樹脂層と被覆したパイプの切断端面へのキャップ
の取付けの方法に関し、キャップ（３）の下面に凹所（
５）を凹設して凹所ｉ５１の上底面周縁部から凹所（５
）の内周面にかけて外側へ向は下り傾斜する傾斜面一６
）を全周に亘って形成し、外周が合成樹脂層＋１）で被
覆されたパイプ（２）の上端部を＋セック（３）の凹所
（５）内に挿入して合成樹脂層１ｉの上端縁を上記傾斜
面（６）に当接させると共に合成樹脂層ｔ１！の上端部
外周と凹所（６）の内周との間に全周に亘って間隙（８
）を形成し、この状態で牛ヤッづ１３）に上方用 より圧力を加えクク超音波融着ホーン（））にて士ヤ△ ツブ（３）に超音波振動を与えることにより、パイプ（
２）の合成樹脂層＋１）にキャップ１３）を融着せしめ
ると共に合成樹脂層（１）の外側にはみ出す＋セック（
３）の溶融樹脂を１記間隙：８）内に収めるようにする
ことを特徴とするノ３イブへの＋ヤップ取付方法に係る
ものである。
フェンスや門扉等に使用する格子パイプなど、外周に合
成樹脂層１１）を被覆した金属製のパイプ（２）にあっ
て、切断端面のパイプ（２）の防錆や安全性、美感のた
め及びｌ〜イブ（２１内に雨水が浸入するのを防止する
ため、パイプ（２）の端部開口に従来は第１図に示すよ
うに中ヤツプ（３）を取付けていた。すなわち、第１図
（ａ）のものは中ヤップ（３）の外周の筒部（９）をパ
イプ（２）の合成樹脂層ｉ１）の外周に嵌合させて中ヤ
・−）う（３）の取付けを行なうようにしたものであや
、第１図（ｂ）のものは鋸歯状の凹凸−を有する嵌合部
（１１）をパイプ（２）の内周に圧入することにより中
ヤツプ（３）の取付けを行なうようにしたものである。
しかしながら第１図（１）のものでは＋ヤップ（３）の
筒部（９）と合成樹脂層ｉ１）との間から毛細管現象々
どで雨水がパイプ（２）内に浸入することがらシバイブ
（２）の１面や内周面に錆びが発生することを完全には
防止できず、また経時により中ヤツプ（３）はパイプ（
２）より脱落するおそれがあり、一方、第１図（ｂ）の
ものも同様に雨水の浸入を完全に防止することはできず
、経時により脱落するおそれがあった。
そこで、第２図（ａ）　（ｂ）に示すように合成１ｆＩ
ｌｆＷｉＩ製のキャップ（３）をパイプ（２）の上端面
に載せて超音波融着用ホーン（７）によってキャップ（
３）とパイプ（２）の合成樹脂層１１）の端面と会融着
せしめることにより、中ヤップ（３）の脱落や雨水の浸
入を完全に防止する溶融樹脂が合成樹ＷｉｉＩｔｉ）の
外局で垂れ、この垂れ部分Ｈによって外観を損ねてしま
うものであった。
本発明は上記の点に鑑みてなされたものであって、雨水
の浸入を完全に速断した状態で脱落するおそれなく強固
にキャップを取付けることができ、しかも外観を損うよ
うなことなく超音波融着て中ヤップの取付けを行なうこ
とができるパイプへの中ヤップ取付方法を提供すること
を目的とする口 以下本竜明を実施例により詳細する。−？ヤップ（３）
はポリ塩化ビニルなど熱可塑性の合成樹脂により形成さ
れ、その下面には凹所（５）が下方へ開口して凹設しで
ある。この凹所（６）内には第８図て示すように凹所（
６）の上底面から内周面にかけてそのコーナ一部分で外
側へ向は下り傾斜する傾斜面Ｉ（ｉｌが形成しである。
尚、この傾斜面Ｉ６１は第４図に示すように凹所（５）
の上底面から内周面の下端にかけて形成されるようにし
てもよい。ニガ、金属製のＪ〜イブ（２）の外周にはポ
リ塩化ビニルなど熱可塑性の合成樹脂層（１）が被覆し
である。合成樹脂層（１）の外径は凹所（６）の傾斜面
１Ｂ）の中段部の内径と同一寸法に々るようにして、合
成樹脂層ｉ１）の外径が凹所（５）の内周径（第４図の
実施例では凹所（Ｓ）の内周面の下端部における内周径
）よりも小さくなるようにしである。
しかして、パイプ（２）の切断端部に士シップ（３）を
取付けるにあたっては、以下のようＫして行なう。すな
わち、先ずパイプ（２）の上端部を凹所ｉ５）内に挿入
するようにキャップ（３）をパイプ（２）の上端部にセ
ウトする。ここで牛？ツブ（８）は第８図に示すように
傾斜面Ｉ６）が合成樹脂層ｉ１）の１端縁部に当接する
ようＫｔッ卜するもので、従って凹所［５１と合成４１
１脂層（１）の上端部外周との間には間隙（８）が形成
されることになる。こののち中ヤツプｔ＄１の上面にセ
ットした超音波融着用ホーン（７）で中ヤツプ（３）に
下方への押圧力を加えつつ超音波振動を与える。すると
この振動エネルギーによって＋ヤップ１３）と合成ＩＮ
脂層（１）との接触面が発熱して＋ヤップ（３）と合成
樹脂層ｉｆ）とが互いに溶融することになり、中ャップ
（３）と合成樹脂層１１）とが融着される。このとき、
中ヤップ１３）の溶融された樹脂は合成樹目旨層１１）
の外側へ喬れることになるが、この垂れた溶融４１１ｔ
％は間隙ｔＳｉ内に収められて外部には露出しないもの
であり、また超音波融着用ホーン（７）による加圧でキ
ャップ（３）の中央部はパイプ（２）の内周にめり込む
ように嵌入される。このようにして第５図に示すように
、中ヤップ（３）が融着て合成樹脂層ｉ１）と一体化す
ると共に中ヤツプ（３）の下面中央部が嵌合突部１４）
としてパイプ（２）の内周に嵌合した状態でキャップ（
３）の１＜イブ（２）への取付けが行なわれ、またキャ
ップ（３）より合成樹脂層（１）の外側へ垂れる溶融樹
脂は中ヤップ°（３）の凹所（５）内にて間隙）８）内
に垂れた状態で固化するため、この垂れ部分（Ｊ＠は間
ｓ、８１内に収められて外部に露出することがなく、外
観を損うようなおそれがないものである。
ヤ・ソづをパイプの合成樹脂層に融着するようにしたの
で、ｄＦ？ツブと合成樹脂層との融着によって１〜イブ
の開口は完全にシールされることになり、パイプ内への
雨水の浸入を完全にシャットアウトすることができるも
のであり、しかもこのように中ヤップに下方への押圧力
を加えていることにより中セップの下部が溶融する際に
＋？ツブの中央Ｓは嵌合突部としてパイプの内周に嵌合
することになってこの嵌合力と上記士ヤツプと合成樹脂
層との融着を合わせた力によって中ヤツプはパイプに強
固に取付けられ、経時によっても中ヤツプがｌＳイブよ
り脱落してしまうようなおそれがｔいものである。さら
に−１−１７ｗ）づの凹所内周とｌ＼イブの合成樹脂層
の外周との間に間隙を形成した状態で高量波振動を＋１
７−）プに与えるようにしたので、合成ＩＲｒｉＩ層の
外側へ垂れる中ヤツプの溶融樹脂は間隙内に収められ外
部に露出することを防止でき、外観にあられれて外観を
損ねてしまうことを防止できるものである。
【図面の簡単な説明】
第１図（ａ）　（ｂ）は従来例の断面図、第２図（ａ）
　（ｂ）は他の従来例の断面図、第８図は本発明の方法
に用いる一実施剥の装置の断面図、第４図は他の実施例
の断面図、第５図は辛ヤップをパイプに取付けた状態の
断面図である。 （１）は合成樹脂層、（２）はパイプ、（３）は中ヤツ
プ、（５）は凹所、（６）は傾斜面、（７）は超音波融
着用ホーン、（８）は間隙である。 代理人　弁理士　　石　１）長　上 第１ヅ （ａ）　　　　　　　　　　　（ｔ））竹２（−１ （０）　　　　　　　　　　（ｂ） Ｔ４°゛ 竿３μ

Claims (1)

    【特許請求の範囲】
  1. （１）キャップの下面に凹所を凹設して凹所の上底面回
    縁部から凹所の内周面にかけて外側へ向けＦ！７傾斜す
    る傾斜面を全問に亘って形成し、外周が合成樹脂層で被
    覆され九Ｊ〜イブの上端部を＋セックの凹所内に挿入し
    て合成樹脂層の上端縁を上記傾斜面に当接させると共に
    合成樹脂層の上端部外周と凹所の内周との間に全周に亘
    って間隙を形成し、この状態でキャップに１方より圧力
    を加えつつ顔音波融着用ホーンにて中セックに超音波振
    動を与えることにより、パイプの合成樹脂層に中ヤップ
    を融着せしめると共に合成ａ脂層の外側にはみ出す士？
    ラブの溶礒樹偕を上記間隙内に収めるようにすることを
    特徴とするパイプへの＋セック取付方法。
JP57005162A 1982-01-15 1982-01-15 パイプへのキヤツプ取付方法 Pending JPS58122821A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57005162A JPS58122821A (ja) 1982-01-15 1982-01-15 パイプへのキヤツプ取付方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57005162A JPS58122821A (ja) 1982-01-15 1982-01-15 パイプへのキヤツプ取付方法

Publications (1)

Publication Number Publication Date
JPS58122821A true JPS58122821A (ja) 1983-07-21

Family

ID=11603546

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57005162A Pending JPS58122821A (ja) 1982-01-15 1982-01-15 パイプへのキヤツプ取付方法

Country Status (1)

Country Link
JP (1) JPS58122821A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017144685A (ja) * 2016-02-19 2017-08-24 コダマ樹脂工業株式会社 パイプ付きプラグの製造方法及びパイプ付きプラグ
US10478915B2 (en) * 2016-07-12 2019-11-19 Ultex Corporation Joining method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017144685A (ja) * 2016-02-19 2017-08-24 コダマ樹脂工業株式会社 パイプ付きプラグの製造方法及びパイプ付きプラグ
US10478915B2 (en) * 2016-07-12 2019-11-19 Ultex Corporation Joining method

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