JPH024707U - - Google Patents
Info
- Publication number
- JPH024707U JPH024707U JP8272088U JP8272088U JPH024707U JP H024707 U JPH024707 U JP H024707U JP 8272088 U JP8272088 U JP 8272088U JP 8272088 U JP8272088 U JP 8272088U JP H024707 U JPH024707 U JP H024707U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- tube
- circumferential surface
- fluid chamber
- outer circumferential
- 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
Landscapes
- Gripping On Spindles (AREA)
Description
第１図は本考案の一実施例であるマンドレルを
示す断面図、第２図は第１図のマンドレルを示す
側面図、第３図は第１図のマンドレルの使用状態
の一部を示す断面図である。
１……本体、２……浅溝、３……チユーブ、４
……流体室、５……ピストン用孔、５ａ……めね
じ部、６……ピストン、６ａ……六角孔、６ｂ…
…おねじ部、７……エア抜き用孔、８……盲栓、
９……ストツパ、１０……差し込み用孔、１１…
…切削工具（被保持物）、１１ａ……孔、１２…
…センタ。
Fig. 1 is a sectional view showing a mandrel that is an embodiment of the present invention, Fig. 2 is a side view showing the mandrel shown in Fig. 1, and Fig. 3 is a sectional view showing a part of the mandrel shown in Fig. 1 in use. It is a diagram. 1...Main body, 2...Shallow groove, 3...Tube, 4
...Fluid chamber, 5... Piston hole, 5a... Female threaded part, 6... Piston, 6a... Hexagonal hole, 6b...
...Male thread, 7...Air vent hole, 8...Blind plug,
9... Stopper, 10... Insertion hole, 11...
...Cutting tool (object to be held), 11a... Hole, 12...
…center.
Claims (1)
けられているチユーブと、前記本体の外周面とチ
ユーブの内周面との間に形成され、半径方向の断
面が環状の流体室と、前記本体に設けられ、前記
流体室の流体を加圧して前記チユーブを拡径させ
る加圧用ピストンとを備えていることを特徴とす
るマンドレル。 a main body, a tube provided coaxially with the main body on the outer circumferential surface of the main body, and a fluid chamber formed between the outer circumferential surface of the main body and the inner circumferential surface of the tube and having an annular cross section in the radial direction; A mandrel comprising: a pressurizing piston provided in the main body to pressurize the fluid in the fluid chamber to expand the diameter of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8272088U JPH024707U (en) | 1988-06-21 | 1988-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8272088U JPH024707U (en) | 1988-06-21 | 1988-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024707U true JPH024707U (en) | 1990-01-12 |
Family
ID=31307463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8272088U Pending JPH024707U (en) | 1988-06-21 | 1988-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024707U (en) |
-
1988
- 1988-06-21 JP JP8272088U patent/JPH024707U/ja active Pending