JP3028545B2 - Equipment for inserting synthetic resin pipes into steel pipes - Google Patents
Equipment for inserting synthetic resin pipes into steel pipesInfo
- Publication number
- JP3028545B2 JP3028545B2 JP4809190A JP4809190A JP3028545B2 JP 3028545 B2 JP3028545 B2 JP 3028545B2 JP 4809190 A JP4809190 A JP 4809190A JP 4809190 A JP4809190 A JP 4809190A JP 3028545 B2 JP3028545 B2 JP 3028545B2
- Authority
- JP
- Japan
- Prior art keywords
- synthetic resin
- steel pipe
- pipe
- steel
- guide
- 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 - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims description 54
- 239000010959 steel Substances 0.000 title claims description 54
- 229920003002 synthetic resin Polymers 0.000 title claims description 36
- 239000000057 synthetic resin Substances 0.000 title claims description 36
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
Landscapes
- 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、合成樹脂管の鋼管への挿入装置に関するも
のである。The present invention relates to an apparatus for inserting a synthetic resin pipe into a steel pipe.
［従来技術］ 従来、鋼管の内面に、例えば塩化ビニールをライニン
グする場合、外面に接着剤が塗布された塩化ビニール管
を鋼管に挿入し、この塩化ビニール管を鋼管に挿入し、
鋼管外面に熱風を供給してライニングする方法あるい
は、塩化ビニール管内に高圧の熱風を送給して、ライニ
ングする方法などがある。特願昭64−002995号におい
て、複数個の合成樹脂管を、これらに対応する複数の鋼
管を対向させ、プッシャー及び送りロールによって、合
成樹脂管を鋼管内に挿入する装置が示されている。第２
図は従来技術を示す説明図である。合成樹脂管Ｂはその
先端部を、プッシャー６によって、鋼管Ａ内に圧入さ
れ、次いで、ピンチロール11によって、管内部に端部ま
で挿入される。ピンチロールは、固定された下送りロー
ル５と管径に応じて昇降自在の上送りロール７とからな
り、上送りロールは空気圧シリンダー８によって適切な
力で合成樹脂管に押圧される。また上送りロールの支持
台10は合成樹脂管径に応じて昇降可能である。鋼管は支
持台（図示せず）上に固定されている。[Prior art] Conventionally, when lining vinyl chloride on the inner surface of a steel pipe, for example, a vinyl chloride pipe coated with an adhesive on the outer surface is inserted into the steel pipe, and the vinyl chloride pipe is inserted into the steel pipe,
There is a method of supplying lining by supplying hot air to the outer surface of the steel pipe, or a method of supplying high-pressure hot air into a vinyl chloride pipe to perform lining. Japanese Patent Application No. 64-002995 discloses a device in which a plurality of synthetic resin tubes are opposed to a plurality of corresponding steel tubes, and the synthetic resin tubes are inserted into the steel tubes by a pusher and a feed roll. Second
The figure is an explanatory view showing the prior art. The synthetic resin tube B is press-fitted into the steel tube A at its tip by the pusher 6 and then inserted into the tube to the end by the pinch roll 11. The pinch roll is composed of a fixed lower feed roll 5 and an upper feed roll 7 that can be raised and lowered according to the pipe diameter. The upper feed roll is pressed against the synthetic resin pipe by a pneumatic cylinder 8 with an appropriate force. The support base 10 of the upper feed roll can be moved up and down according to the diameter of the synthetic resin pipe. The steel pipe is fixed on a support (not shown).
［発明が解決しようとする課題］ 従来技術においては、鋼管の中心と合成樹脂管の中心
が一致しないので、プッシャーによって合成樹脂管を鋼
管内に圧入できない場合がある。本発明は上記問題点を
解決し、圧入可能な合成樹脂管の鋼管への挿入装置を提
案することをその目的とするものである。[Problems to be Solved by the Invention] In the prior art, since the center of the steel pipe does not coincide with the center of the synthetic resin pipe, the synthetic resin pipe may not be press-fitted into the steel pipe by the pusher. SUMMARY OF THE INVENTION It is an object of the present invention to solve the above problems and to propose an apparatus for inserting a press-fittable synthetic resin pipe into a steel pipe.
［課題を解決するための手段］ 本発明に係る、合成樹脂管の鋼管への挿入装置は、該
鋼管の外面を把持し該合成樹脂管を案内し、緩挿する上
下のガイドと鋼管の支持台と、合成樹脂管を鋼管内に送
りこむ上下の送りロールと、該上ガイドを鋼管径により
変化する該鋼管の上外面の位置に応じて昇降自在とする
昇降装置と、上送りロールを合成樹脂管径に応じて昇降
自在とする昇降装置とからなる合成樹脂管の鋼管への挿
入装置である。[Means for Solving the Problems] A device for inserting a synthetic resin pipe into a steel pipe according to the present invention comprises an upper and lower guide that guides the synthetic resin pipe while guiding the synthetic resin pipe and loosely inserts the support into the steel pipe. A base, an upper and lower feed roll for feeding the synthetic resin pipe into the steel pipe, an elevating device for allowing the upper guide to be able to move up and down in accordance with the position of the upper outer surface of the steel pipe which varies with the diameter of the steel pipe, and a synthetic resin This is a device for inserting a synthetic resin pipe into a steel pipe, comprising a lifting device capable of lifting and lowering according to the pipe diameter.
［作用］ 本発明に係る、合成樹脂管の鋼管への挿入装置は、該
鋼管の外面を把持し該合成樹脂管を案内し、緩挿する上
下のガイドと鋼管の支持台と、合成樹脂管を鋼管内に送
りこむ上下の送りロールと、上ガイドを鋼管径に応じて
昇降自在とする昇降装置と、上送りロールを合成樹脂管
径に応じて昇降自在とする昇降装置とからなる合成樹脂
管の鋼管への挿入装置であり、鋼管はガイドの一端にお
いてその外面を把持され、ガイドは他端に配設したテー
パー形状の案内面によって合成樹脂管を案内し、次いで
合成樹脂管はプッシャーによってガイドの他端に配設し
たテーパー形状の案内面に導かれ鋼管の端部に接近した
位置で停止する。次いで上ガイドを鋼管上面に押しつ
け、上下ガイドにより鋼管の外面を把持し、同時に合成
樹脂管を上下ガイドに対して緩挿状態とする。次いで合
成樹脂管はガイドロールにより鋼管に圧入される。本発
明において緩挿とは上ガイドを押付け鋼管の外面を把持
した際の合成樹脂管と上下ガイドとの隙間が合成樹脂管
を鋼管中に圧入する際にガイドロールで容易に圧入でき
る程度の隙間を持つことをいう。[Operation] The apparatus for inserting a synthetic resin pipe into a steel pipe according to the present invention includes an upper and lower guide for grasping the outer surface of the steel pipe, guiding the synthetic resin pipe, loosely inserting the steel pipe, a support base for the steel pipe, and a synthetic resin pipe. Plastic tube comprising upper and lower feed rolls for feeding the steel into the steel pipe, an elevating device that allows the upper guide to move up and down according to the diameter of the steel tube, and an elevating device that makes the upper feed roll freely move up and down according to the synthetic resin tube diameter Is a device for inserting the steel pipe at one end of the guide, the guide is guided by a tapered guide surface disposed at the other end, and then the synthetic resin pipe is guided by a pusher. Is guided by a tapered guide surface provided at the other end of the steel pipe and stops at a position close to the end of the steel pipe. Next, the upper guide is pressed against the upper surface of the steel pipe, the outer surface of the steel pipe is gripped by the upper and lower guides, and the synthetic resin pipe is simultaneously loosely inserted into the upper and lower guides. Next, the synthetic resin pipe is pressed into the steel pipe by a guide roll. In the present invention, the loose insertion means that the gap between the synthetic resin pipe and the upper and lower guides when the upper guide is pressed against the outer surface of the steel pipe is such that the guide roll can easily press-fit the synthetic resin pipe into the steel pipe. To have
このように、上ガイドを鋼管径に応じて昇降自在と
し、上送りロールを合成樹脂管径に応じて昇降自在とし
ているので、鋼管の上外面の位置が鋼管径により変化し
ても、上ガイドを鋼管の上外面に押し付けることができ
る。またこれにより、鋼管径の変化等により鋼管と合成
樹脂管の中心が仮に一致していない場合でも、上ガイド
を鋼管の外周の上部に、上送りロールを合成樹脂管の外
周の上部に、それぞれ押し付けることにより、鋼管の中
に合成樹脂管を圧入できる。As described above, the upper guide can be moved up and down according to the diameter of the steel pipe, and the upper feed roll can be moved up and down according to the diameter of the synthetic resin pipe. Can be pressed against the upper outer surface of the steel pipe. In addition, even when the center of the steel pipe and the synthetic resin pipe do not coincide with each other due to a change in the diameter of the steel pipe, the upper guide is provided at the upper part of the outer circumference of the steel pipe, and the upper feed roll is provided at the upper part of the outer circumference of the synthetic resin pipe. By pressing, the synthetic resin pipe can be pressed into the steel pipe.
また、本発明においては合成樹脂管の先端に曲がりが
あるような場合においても充分にその効果を発揮するこ
とができる。Further, in the present invention, even when the tip of the synthetic resin tube is bent, the effect can be sufficiently exhibited.
［実施例］ 第１図は本発明の一実施例を示す一部切り欠き平面図
である。第１図（ａ）は側面図、第１図（ｂ）は第１図
（ａ）の断面図部分の正面図（Ａ−Ａ矢視図）である。
鋼管Ａは下ガイド１に載置され、マグネット３によって
固定される。塩化ビニール管Ｂの先端は下送りロール５
上をプッシャー６によって、ガイド１、２のテーパー状
案内面1a、2aによって案内され、その先端が鋼管Ａに近
接した位置までプッシャーにより移送される。次に上ガ
イド２が空気圧シリンダー４によって鋼管の上外面に押
付けられる。また、同時に塩化ビニール管Ｂが上下ガイ
ドに対して緩挿状態になる。両管の径方向の間隙は約3m
mである。次に上送りロール７が空気圧シリンダー８に
よって塩化ビニール管の上外面に、押し付けられる。下
送りロールを駆動することによって塩化ビニール管は鋼
管内に挿入される。空気圧シリンダー４の支持台９は鋼
管の径に応じて昇降自在である。また、空気圧シリンダ
ー７の支持台10は塩化ビニール管の径に応じて昇降自在
である。本発明装置においては、５連式のガイドを使用
しており、毎時1100本の挿入が可能である。Embodiment FIG. 1 is a partially cutaway plan view showing an embodiment of the present invention. 1 (a) is a side view, and FIG. 1 (b) is a front view (AA view) of a sectional view portion of FIG. 1 (a).
The steel pipe A is placed on the lower guide 1 and fixed by the magnet 3. The tip of the PVC pipe B is a lower feed roll 5
The upper portion is guided by the tapered guide surfaces 1a and 2a of the guides 1 and 2 by the pusher 6, and the tip is transferred by the pusher to a position close to the steel pipe A. Next, the upper guide 2 is pressed against the upper outer surface of the steel pipe by the pneumatic cylinder 4. At the same time, the vinyl chloride pipe B is loosely inserted into the upper and lower guides. The radial gap between both pipes is about 3m
m. Next, the upper feed roll 7 is pressed against the upper outer surface of the PVC pipe by the pneumatic cylinder 8. By driving the lower feed roll, the PVC pipe is inserted into the steel pipe. The support 9 of the pneumatic cylinder 4 can be moved up and down according to the diameter of the steel pipe. The support 10 of the pneumatic cylinder 7 can be moved up and down according to the diameter of the PVC pipe. In the apparatus of the present invention, a five-row guide is used, and 1100 guides can be inserted every hour.
［発明の効果］ 以上のように、本発明によれば鋼管内に塩化ビニール
管を挿入する装置において、鋼管を把持し、同時に合成
樹脂管を案内し、緩挿するガイドを用いることにより、
正確にしかも迅速に挿入することが可能となり、作業に
おける省力化、高能率化が可能となる効果がある。[Effects of the Invention] As described above, according to the present invention, in a device for inserting a vinyl chloride pipe into a steel pipe, a steel pipe is grasped, and at the same time, a synthetic resin pipe is guided and a guide for loosely inserting the pipe is used.
It is possible to insert it accurately and quickly, which has the effect of saving labor and increasing efficiency in work.
第１図は本発明の一実施例を示す一部切り欠き平面図、
第２図は従来技術を示す説明図である。 １……下ガイド、２……上ガイド、３……マグネット、
４……空気圧シリンダー、５……下送りロール、 ６……プッシャー、７……上送りロール、 ８……空気圧シリンダー、9,10……支持台。FIG. 1 is a partially cutaway plan view showing an embodiment of the present invention;
FIG. 2 is an explanatory view showing the prior art. 1 ... lower guide, 2 ... upper guide, 3 ... magnet,
4 ... pneumatic cylinder, 5 ... lower feed roll, 6 ... pusher, 7 ... upper feed roll, 8 ... pneumatic cylinder, 9, 10 ... support base.
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 昭58−96520（ＪＰ，Ａ) (58)調査した分野(Int.Cl.7，ＤＢ名) B29C 63/00 - 63/48 ────────────────────────────────────────────────── (5) References JP-A-58-96520 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) B29C 63/00-63/48
Claims (1)
該鋼管の外面を把持し該合成樹脂管を案内し、緩挿する
上下のガイドと鋼管の支持台と、該合成樹脂管を鋼管内
に送りこむ上下の送りロールと、該上ガイドを鋼管径に
より変化する該鋼管の上外面の位置に応じて昇降自在と
する昇降装置と、該上送りロールを合成樹脂管径に応じ
て昇降自在とする昇降装置とからなることを特徴とする
合成樹脂管の鋼管への挿入装置。1. An apparatus for inserting a synthetic resin pipe into a steel pipe,
The upper and lower guides to guide the synthetic resin pipe by grasping the outer surface of the steel pipe and loosely insert the steel pipe support base, the upper and lower feed rolls for feeding the synthetic resin pipe into the steel pipe, and the upper guide according to the steel pipe diameter. A synthetic resin pipe comprising: a lifting device that can be moved up and down according to the position of the upper and outer surfaces of the steel pipe that changes; and a lifting device that can move the upper feed roll up and down according to the diameter of the synthetic resin tube. Insertion device for steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4809190A JP3028545B2 (en) | 1989-08-30 | 1990-02-28 | Equipment for inserting synthetic resin pipes into steel pipes |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1-223966 | 1989-08-30 | ||
| JP22396689 | 1989-08-30 | ||
| JP4809190A JP3028545B2 (en) | 1989-08-30 | 1990-02-28 | Equipment for inserting synthetic resin pipes into steel pipes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03162930A JPH03162930A (en) | 1991-07-12 |
| JP3028545B2 true JP3028545B2 (en) | 2000-04-04 |
Family
ID=26388317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4809190A Expired - Fee Related JP3028545B2 (en) | 1989-08-30 | 1990-02-28 | Equipment for inserting synthetic resin pipes into steel pipes |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3028545B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101876485B1 (en) * | 2017-10-11 | 2018-07-09 | 비케이엠 주식회사 | Apparatus for forcibly inserting a resin tube into a stainless-steel pipe |
-
1990
- 1990-02-28 JP JP4809190A patent/JP3028545B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03162930A (en) | 1991-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |