JPS6436704U - - Google Patents
Info
- Publication number
- JPS6436704U JPS6436704U JP13255887U JP13255887U JPS6436704U JP S6436704 U JPS6436704 U JP S6436704U JP 13255887 U JP13255887 U JP 13255887U JP 13255887 U JP13255887 U JP 13255887U JP S6436704 U JPS6436704 U JP S6436704U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- small diameter
- hole
- caulking
- assembly structure
- 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
Links
- 230000001681 protective effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Actuator (AREA)
Description
第１図は本考案の一実施例であるピストンの組
付構造を示す断面図、第２図は第１図のピストン
の組付構造における組付前の状態を示す分解斜視
図である。
１……シリンダ装置、２……シリンダチユーブ
、２ａ，２ｂ……シリンダ室、３……ピストン、
３ａ……環状溝、４……シール部材、５……貫通
孔、５ａ……テーパ部、５ｂ……小径部、６……
ピストンロツド、６ａ……環状溝、６ｂ……小径
部、６ｃ……段部、７……磁石、８……保護固定
リング、８ａ……短管部、８ｂ……貫通孔、８ｃ
……たがね跡。
FIG. 1 is a sectional view showing a piston assembly structure according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view showing the piston assembly structure of FIG. 1 before assembly. 1... Cylinder device, 2... Cylinder tube, 2a, 2b... Cylinder chamber, 3... Piston,
3a...Annular groove, 4...Sealing member, 5...Through hole, 5a...Tapered portion, 5b...Small diameter portion, 6...
Piston rod, 6a...Annular groove, 6b...Small diameter part, 6c...Step part, 7...Magnet, 8...Protection fixing ring, 8a...Short tube part, 8b...Through hole, 8c
...Chisel marks.
Claims (1)
ストンの軸方向に突出されるピストンロツドとが
かしめ加工によつて結合されていることを特徴と
するピストンの組付構造。 (2) 前記ピストンにおけるピストンロツド用の
貫通孔の一端側が外方に向かつて拡開したテーパ
形状に形成され、また前記ピストンロツドの先端
側の小径部が前記貫通孔に貫通され、その小径部
の先端面がかしめ加工されて該小径部と前記貫通
孔とが一体化されていることを特徴とする実用新
案登録請求の範囲第１項記載のピストンの組付構
造。 (3) 前記ピストンの一端面側には、かしめ加工
によつて前記ピストンロツドに結合された保護固
定リングが設けられ、この保護固定リングと前記
ピストンとの間に磁気センサー用の磁石が介在さ
れていることを特徴とする実用新案登録請求の範
囲第１項記載のピストンの組付構造。[Claims for Utility Model Registration] (1) A piston assembly structure characterized in that a piston and a piston rod protruding from an end face of the piston in the axial direction of the piston are connected by caulking. . (2) One end side of the through hole for the piston rod in the piston is formed in a tapered shape that widens outward, and a small diameter portion on the tip side of the piston rod is passed through the through hole, and the tip of the small diameter portion The piston assembly structure according to claim 1, wherein the small diameter portion and the through hole are integrated by caulking a surface thereof. (3) A protective fixing ring coupled to the piston rod by caulking is provided on one end surface of the piston, and a magnet for a magnetic sensor is interposed between the protective fixing ring and the piston. A piston assembly structure according to claim 1 of the claimed utility model registration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13255887U JPS6436704U (en) | 1987-08-31 | 1987-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13255887U JPS6436704U (en) | 1987-08-31 | 1987-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6436704U true JPS6436704U (en) | 1989-03-06 |
Family
ID=31389626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13255887U Pending JPS6436704U (en) | 1987-08-31 | 1987-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6436704U (en) |
-
1987
- 1987-08-31 JP JP13255887U patent/JPS6436704U/ja active Pending