JPS6213775Y2 - - Google Patents

Info

Publication number
JPS6213775Y2
JPS6213775Y2 JP1982070361U JP7036182U JPS6213775Y2 JP S6213775 Y2 JPS6213775 Y2 JP S6213775Y2 JP 1982070361 U JP1982070361 U JP 1982070361U JP 7036182 U JP7036182 U JP 7036182U JP S6213775 Y2 JPS6213775 Y2 JP S6213775Y2
Authority
JP
Japan
Prior art keywords
joint
adapter
pipe
welding
jig
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
Application number
JP1982070361U
Other languages
Japanese (ja)
Other versions
JPS58175017U (en
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 filed Critical
Priority to JP1982070361U priority Critical patent/JPS58175017U/en
Publication of JPS58175017U publication Critical patent/JPS58175017U/en
Application granted granted Critical
Publication of JPS6213775Y2 publication Critical patent/JPS6213775Y2/ja
Granted 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
    • 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
    • B29C66/861—Hand-held tools
    • 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"
    • 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
    • B29C66/1122—Single lap to lap joints, i.e. overlap 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
    • B29C66/50—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
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/816—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8167—Quick change joining tools or surfaces
    • 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • 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
    • B29C66/71—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 composition of the plastics material of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Control Of Resistance Heating (AREA)

Description

【考案の詳細な説明】 本考案はプラスチツクパイプと継手（エルボソ
ケツト、チーズ、フランジ等の継手を指す）とを
加熱溶着接続するときパイプの外面と継手の内面
とを同時加熱する溶接用加熱治具に関する。[Detailed description of the invention] This invention is a welding heating jig that simultaneously heats the outside surface of the pipe and the inside surface of the joint when connecting plastic pipes and joints (referring to joints such as elbow sockets, cheeses, flanges, etc.) by heat welding. Regarding.

従来、プラスチツクパイプと継手とを接続する
場合に用いられる溶接用加熱治具としては、第１
図に示される治具Ａが用いられている。該治具Ａ
は一端に加熱溶接すべき継手の内径に相当する凸
部１５、他端に加熱溶接すべきパイプの外径に相
当する凹部１６を有するもので金属を切削りして
なる箱１で構成されている。該箱１内部に上記凸
部１５、凹部１６のそれぞれを加熱するためのヒ
ーター１１が収納されている。そして該ヒーター
１１は、治具Ａの取手１２内を通過して電源コー
ド１３によつて電源（図示せず）より電気供給を
受けて発熱する。１４は石綿等からなる断熱部で
ある。 Conventionally, the first welding heating jig used to connect plastic pipes and fittings is
Jig A shown in the figure is used. The jig A
The box 1 has a convex portion 15 corresponding to the inner diameter of the joint to be heat welded at one end, and a recess 16 corresponding to the outer diameter of the pipe to be heat welded at the other end, and is made by cutting a metal. There is. A heater 11 for heating each of the convex portions 15 and concave portions 16 is housed inside the box 1. The heater 11 passes through the handle 12 of the jig A and receives electricity from a power source (not shown) via a power cord 13 to generate heat. 14 is a heat insulating part made of asbestos or the like.

ところが上記の如き構成の溶接用加熱治具Ａを
用いる場合には、プラスチツクパイプと継手を同
時に加熱作業するに当つて接続すべきパイプと継
手のサイズに応じて治具Ａを多数台用意する必要
があり不経済であるという問題が生じる。 However, when using the welding heating jig A having the above configuration, it is necessary to prepare a large number of jigs A according to the sizes of the pipes and joints to be connected in order to heat the plastic pipes and joints at the same time. The problem arises that it is uneconomical.

本考案は上述の問題に鑑みなされたものであり
一台の溶接用加熱治具で接続すべきパイプのサイ
ズ異なるものでも適用し得るプラスチツクパイプ
と継手との溶接用加熱治具を提案するものであ
り、その要旨とするところは、一端に凸部、他端
に凹部をそれぞれ有し、且つ内部に加熱ヒーター
を収納したプラスチツクパイプと継手との溶接用
加熱治具であつて、上記凸部の外周面側では加熱
すべき継手の内径に相当する外径を有するアダプ
ターを挿入し、且つ上記凹部の内周面側には加熱
すべきパイプの外径に相当する内径を有するアダ
プターを挿入してなるものである。 The present invention was created in view of the above-mentioned problems, and proposes a heating jig for welding plastic pipes and joints, which can be applied to pipes of different sizes to be connected with one heating jig for welding. The gist of this is a heating jig for welding a plastic pipe and a joint, which has a convex part at one end and a concave part at the other end, and houses a heating heater inside. An adapter having an outer diameter corresponding to the inner diameter of the joint to be heated is inserted on the outer peripheral surface side, and an adapter having an inner diameter corresponding to the outer diameter of the pipe to be heated is inserted into the inner peripheral surface side of the recess. It is what it is.

以下本考案のプラスチツクパイプと継手との溶
接加熱治具の一実施例を図面に基づき詳細に説明
する。 Hereinafter, one embodiment of the heating jig for welding a plastic pipe and a joint according to the present invention will be described in detail with reference to the drawings.

第２図は本考案の溶接用加熱治具Ｂの一例を説
明する概略説明図である。 FIG. 2 is a schematic diagram illustrating an example of the welding heating jig B of the present invention.

第２図において、２は接続すべきプラスチツク
パイプであり例えば架橋ポリエチレン、ポリエチ
レン、塩化ビニル等である。３は上記パイプ２と
同一部材又は異種部材からなる継手の一例であ
り、上記パイプ２並びに継手３は通常の方法で押
出し成形又は射出成形等で加工されたものであ
る。 In FIG. 2, 2 is a plastic pipe to be connected, and is made of, for example, crosslinked polyethylene, polyethylene, vinyl chloride, etc. 3 is an example of a joint made of the same material as the pipe 2 or a different material, and the pipe 2 and the joint 3 are processed by extrusion molding, injection molding, etc. in a conventional manner.

次に本考案の溶接用加熱治具Ｂにつき詳細に説
明すると、該治具Ｂは例えば鋳物、アルミニウ
ム、銅、鉄、ステンレススチール、その他の金属
又は合金等の金属を箱状に切削形成した本体４を
有しており、該本体４は一端に凸部４ａと他端に
凹部４ｂを有する。又上記箱状の本体４の内部に
はヒーター４１が収納されていて、該ヒーター４
１は第１図の従来例と同様上記本体４の外部に配
置された取手４２を通じて外部に導出されコード
４３によつて電源（図示せず）に接続されて加熱
される。４４は石綿等よりなる断熱層を示してい
る。次に５は上記凸部４５の外周面側に挿入され
るアダプターで、該アダプター５は凸部４５の外
周面の外径に相当する内径を有する内周面５１を
有すると共に接続すべき継手３の内径に相当する
外径の外周面５２とを有している。又該アダプタ
ー５はアルミニウム、銅、ステンレススチール等
の金属材料で構成してなるものであり、特に熱伝
導良好な材料を用いる。６は凸部４５にアダプタ
ー５を取付ける取付ねじである。７は上記凹部４
６の内周面側に挿入されるアダプターで該アダプ
ター７は凹部４６の内周面の内径に相当する外径
の外周面７１を有すると共に接続すべきパイプ２
の外径に相当する内径の内周面７２とを有してい
る。なお、アダプター７は上記アダプター５と同
一材料のものを用いる。８は凹部４６へアダプタ
ー７を取付ける取付ねじを示す。又上記アダプタ
ー５，７は接続すべきパイプ２の外径、継手３の
内径に応じてサイズ毎に準備しておき、必要な場
合に必要なサイズのアダプター５，７を本体４に
取付けて用いる。尚アダプター５，７の本体４の
凸部４５、凹部４６への取付はねじによる他螺合
等によつてもよい。 Next, the welding heating jig B of the present invention will be explained in detail. The jig B has a box-shaped body made of a metal such as casting, aluminum, copper, iron, stainless steel, or other metal or alloy. 4, and the main body 4 has a convex portion 4a at one end and a concave portion 4b at the other end. Further, a heater 41 is housed inside the box-shaped main body 4, and the heater 4
1 is led out through a handle 42 disposed on the outside of the main body 4 and connected to a power source (not shown) via a cord 43 to be heated, as in the conventional example shown in FIG. 44 indicates a heat insulating layer made of asbestos or the like. Next, reference numeral 5 denotes an adapter inserted into the outer circumferential surface side of the convex portion 45. The adapter 5 has an inner circumferential surface 51 having an inner diameter corresponding to the outer diameter of the outer circumferential surface of the convex portion 45, and the adapter 5 has an inner circumferential surface 51 having an inner diameter corresponding to the outer diameter of the outer circumferential surface of the convex portion 45. It has an outer circumferential surface 52 with an outer diameter corresponding to the inner diameter of. The adapter 5 is made of a metal material such as aluminum, copper, stainless steel, etc., and a material with particularly good heat conductivity is used. Reference numeral 6 denotes a mounting screw for mounting the adapter 5 to the convex portion 45. 7 is the recess 4
The adapter 7 has an outer circumferential surface 71 with an outer diameter corresponding to the inner diameter of the inner circumferential surface of the recess 46, and the adapter 7 is inserted into the inner circumferential surface of the pipe 2 to be connected.
It has an inner circumferential surface 72 with an inner diameter corresponding to the outer diameter of. Note that the adapter 7 is made of the same material as the adapter 5 described above. 8 indicates a mounting screw for mounting the adapter 7 into the recess 46. In addition, the adapters 5 and 7 are prepared in different sizes according to the outer diameter of the pipe 2 to be connected and the inner diameter of the joint 3, and when necessary, the adapters 5 and 7 of the required size are attached to the main body 4 and used. . The adapters 5 and 7 may be attached to the convex portions 45 and the concave portions 46 of the main body 4 by screwing or the like.

次に上記構成の本考案の溶接用加熱治具Ｂを用
いてプラスチツクパイプ２と継手３とを加熱し、
接続する場合を説明する。先づ加熱治具Ｂの一端
の凸部４５に加熱溶接すべき継手３の内径に相当
する外径を有するアダプター５を挿入しねじ６で
取付ける。そしてもう一方の他端凹部４６に加熱
溶接すべきパイプ２の外径に相当する内径を有す
るアダプター７を挿入し、ねじ８で取付ける。し
かる後ヒーター４１に通電し加熱治具Ｂを加熱す
ると共に継手３とパイプ２をそれぞれ所定のアダ
プター５，７に挿入する。従つて継手３はその内
周面、パイプ２はその外周面が加熱される。次い
でパイプ２と継手３とを治具Ｂから外し、パイプ
２を継手３に挿入して接続する。この際パイプ２
と継手３との対接面には接着剤を介装させてもよ
い。接着剤はパイプ２、継手３を加熱する前、或
は後で適時に塗布する。またアダプター５の外周
面並びにアダプター７の内周面に適度なテーパー
を設けると、継手３及びパイプ２の挿入が容易と
なる。 Next, the plastic pipe 2 and the joint 3 are heated using the welding heating jig B of the present invention having the above configuration,
Explain how to connect. First, an adapter 5 having an outer diameter corresponding to the inner diameter of the joint 3 to be heat welded is inserted into the convex portion 45 at one end of the heating jig B and attached with a screw 6. Then, an adapter 7 having an inner diameter corresponding to the outer diameter of the pipe 2 to be heat welded is inserted into the other end recess 46 and attached with a screw 8. Thereafter, the heater 41 is energized to heat the heating jig B, and the joint 3 and pipe 2 are inserted into predetermined adapters 5 and 7, respectively. Therefore, the inner peripheral surface of the joint 3 and the outer peripheral surface of the pipe 2 are heated. Next, the pipe 2 and the joint 3 are removed from the jig B, and the pipe 2 is inserted into the joint 3 and connected. At this time, pipe 2
An adhesive may be interposed between the contact surfaces of the joint 3 and the joint 3. The adhesive is applied at appropriate times before or after heating the pipe 2 and the joint 3. Furthermore, if the outer circumferential surface of the adapter 5 and the inner circumferential surface of the adapter 7 are appropriately tapered, the fitting 3 and the pipe 2 can be easily inserted.

以上の如き本考案のプラスチツクパイプと継手
との溶接用加熱治具Ｂは、該治具本体の凸部に加
熱すべき継手内径に相当する外径を有するアダプ
ター、又凹部に加熱すべきパイプの外径に相当す
る内径を有するアダプターを交換可能に設けてい
る。従つて一台の溶接用加熱治具で異なるサイズ
のパイプや継手を加熱溶接し得るため、極めて経
済的であり、プラスチツクパイプ接続工事の繁雑
さが解消され得る。 The heating jig B for welding plastic pipes and joints of the present invention as described above has an adapter having an outer diameter corresponding to the inner diameter of the joint to be heated in the convex part of the jig main body, and an adapter for welding the pipe to be heated in the recessed part. A replaceable adapter having an inner diameter corresponding to the outer diameter is provided. Therefore, pipes and joints of different sizes can be heat-welded using a single heating jig for welding, which is extremely economical and the complexity of plastic pipe connection work can be eliminated.

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の溶接用加熱治具を示す概略断面
図。第２図は本考案の溶接用加熱治具の一実施例
を説明する概略断面図である。 Ｂは溶接用加熱治具、２はプラスチツクパイ
プ、３は継手、４は本体、４５は凸部、４６は凹
部、４１はヒーター、４２は取手、４３はコー
ド、４４は断熱層、５，７はアダプター、６，８
は該アダプター、５，７を取付ネジをそれぞれ示
す。 FIG. 1 is a schematic cross-sectional view showing a conventional welding heating jig. FIG. 2 is a schematic sectional view illustrating an embodiment of the welding heating jig of the present invention. B is a heating jig for welding, 2 is a plastic pipe, 3 is a joint, 4 is a main body, 45 is a convex part, 46 is a concave part, 41 is a heater, 42 is a handle, 43 is a cord, 44 is a heat insulating layer, 5, 7 is an adapter, 6,8
indicates the adapter, and 5 and 7 indicate the mounting screws, respectively.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端に凸部、他端に凹部をそれぞれ有し、且つ
内部に加熱ヒーターを収納したプラスチツクパイ
プと継手との溶接用加熱治具であつて、上記凸部
の外周面側には加熱すべき継手の内径に相当する
外径を有するアダプターを挿入し、且つ上記凹部
の内周面側には加熱すべきパイプの外径に相当す
る内径を有するアダプターを挿入してなるプラス
チツクパイプと継手との溶接用加熱治具。 A heating jig for welding a joint and a plastic pipe that has a convex part at one end and a concave part at the other end, and houses a heating heater inside, and has a joint to be heated on the outer circumferential side of the convex part. Welding of a plastic pipe and a joint by inserting an adapter having an outer diameter corresponding to the inner diameter of the pipe to be heated, and inserting an adapter having an inner diameter corresponding to the outer diameter of the pipe to be heated on the inner peripheral surface side of the recess. heating jig.
JP1982070361U 1982-05-13 1982-05-13 Heating jig for welding plastic pipes and fittings Granted JPS58175017U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982070361U JPS58175017U (en) 1982-05-13 1982-05-13 Heating jig for welding plastic pipes and fittings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982070361U JPS58175017U (en) 1982-05-13 1982-05-13 Heating jig for welding plastic pipes and fittings

Publications (2)

Publication Number Publication Date
JPS58175017U JPS58175017U (en) 1983-11-22
JPS6213775Y2 true JPS6213775Y2 (en) 1987-04-09

Family

ID=30080036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982070361U Granted JPS58175017U (en) 1982-05-13 1982-05-13 Heating jig for welding plastic pipes and fittings

Country Status (1)

Country Link
JP (1) JPS58175017U (en)

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Publication number Publication date
JPS58175017U (en) 1983-11-22

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