JPH0422150U

JPH0422150U -

Info

Publication number: JPH0422150U
Application number: JP6388090U
Authority: JP
Priority date: 1990-06-16
Filing date: 1990-06-16
Publication date: 1992-02-24

Description

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

第１図は本考案に係る要部構造を示す説明図、
第２図ａ〜ｅは作用を説明する説明図、第３図は
本考案装置により加工されたパイプ先端形状を示
す要部断面図、第４図は従来装置により加工され
たパイプ先端形状を示す要部断面図、第５図は従
来装置の要部構造を示す説明図である。１……ポンチ、１ａ……凹み、１１……鍔付き
シヤンク、１２……外筒体、１３……成形金型、
１４……加圧ポンチ、１５……バネ、２……チヤ
ツク、２ａ……凹部、３……加圧手段、４……パ
イプ材。 FIG. 1 is an explanatory diagram showing the main structure of the present invention,
Figures 2 a to e are explanatory diagrams explaining the action, Figure 3 is a sectional view of the main part showing the shape of the pipe tip processed by the device of the present invention, and Figure 4 shows the shape of the pipe tip processed by the conventional device. FIG. 5 is an explanatory view showing the structure of the main part of the conventional device. 1... punch, 1a... recess, 11... shank with flange, 12... outer cylindrical body, 13... mold,
14... Pressure punch, 15... Spring, 2... Chack, 2a... Recess, 3... Pressure means, 4... Pipe material.

Claims

【実用新案登録請求の範囲】少なくともパイプ材４の先端を所定形状に膨ら
ませるための凹み１ａを中央に有したポンチ１と
、パイプ材４を取付けるチヤツク２とを備えたパ
イプ先端すえ込み加工装置に於て、イ前記ポンチ１が、油圧装置やプレス等の加圧
手段３に取付けるための鍔付きシヤンク１１と、
該鍔付きシヤンク１１の鍔外周と開口側が螺合す
る外筒体１２と、その外筒体１２の他端部から突
出すると共に該突出側先端に前記凹み１ａを中央
に有した摺動可能な成形金型１３と、該成形金型
１３内部と一端側が摺動可能に挿入されると共に
他端側が前記鍔付きシヤンク１１と固着された段
付き状の加圧ポンチ１４と、前記成形金型１３と
前記加圧ポンチ１４との間に装着するバネ１５と
から成されたこと。ロ前記チヤツク２の加工側端部中央には、前記
成形金型１３の先端をガイドするための凹部２ａ
を設けたこと。以上のように構成したことを特徴とするパイプ
先端すえ込み加工装置。[Claims for Utility Model Registration] A pipe tip swaging device comprising at least a punch 1 having a recess 1a in the center for inflating the tip of the pipe material 4 into a predetermined shape, and a chuck 2 for attaching the pipe material 4. (a) a flanged shank 11 for attaching the punch 1 to a pressurizing means 3 such as a hydraulic device or a press;
An outer cylindrical body 12 whose opening side is screwed together with the outer periphery of the flange of the flanged shank 11, and a slidable body which protrudes from the other end of the outer cylindrical body 12 and has the recess 1a in the center at the tip of the protruding side. a molding die 13; a stepped pressure punch 14 whose one end side is slidably inserted into the inside of the shaping die 13 and whose other end side is fixed to the flanged shank 11; and the forming die 13. and a spring 15 installed between the pressure punch 14 and the pressure punch 14. (b) At the center of the processing side end of the chuck 2, there is a recess 2a for guiding the tip of the molding die 13.
Established. A pipe tip swaging device characterized by being configured as described above.