JPS627320U - - Google Patents
Info
- Publication number
- JPS627320U JPS627320U JP9561985U JP9561985U JPS627320U JP S627320 U JPS627320 U JP S627320U JP 9561985 U JP9561985 U JP 9561985U JP 9561985 U JP9561985 U JP 9561985U JP S627320 U JPS627320 U JP S627320U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- adapter
- milling tool
- machine tool
- drawbar
- 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.)
- Granted
Links
- 238000003801 milling Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Gripping On Spindles (AREA)
- Milling Processes (AREA)
Description
第1図及び第2図は本考案の実施例を示す図で
あり、第1図は第2図における―線断面図、
第2図は第1図におけるA矢視図、第3図及び第
4図は従来例を示す図である。
1,11,30……アダプタ、2,32……工
作機械の主軸、19,40……第1のシリンダ、
20,39……第1のピストン、21,42……
第2のシリンダ、22,43……第2のピストン
、25,41……皿ばね、33……ドローバー、
34……クランパ、34c……つば部、37……
転削工具、37b……掛合突起、42b……第1
のシリンダ室、43a……ブースターロツド、4
3b……第2のシリンダ室。
1 and 2 are diagrams showing an embodiment of the present invention, and FIG. 1 is a sectional view taken along the line - in FIG.
FIG. 2 is a view taken along arrow A in FIG. 1, and FIGS. 3 and 4 are views showing conventional examples. 1, 11, 30... adapter, 2, 32... main shaft of machine tool, 19, 40... first cylinder,
20, 39...first piston, 21, 42...
Second cylinder, 22, 43... Second piston, 25, 41... Belleville spring, 33... Draw bar,
34...Clamper, 34c...Brim part, 37...
Milling tool, 37b... engaging protrusion, 42b... first
cylinder chamber, 43a... booster rod, 4
3b...Second cylinder chamber.
Claims (1)
このアダプタとの嵌着部を有する転削工具と、こ
の転削工具を前記アダプタに固定保持するクラン
パーとを備え、 前記アダプタはその中心部に前記工作機械の主
軸と共通の中心軸を有する貫通孔が設けられたも
のであり、 前記転削工具は、その内周部に中心方向に延長
された複数の掛合突起を有する環状体であり、 前記クランパは前記アダプタ前面にあつて前記
転削工具の各掛合突起先端を結ぶ閉曲線内に収ま
る外周を有し、その外周部から外方に延長され、
かつ、前記転削工具の掛合突起と掛合可能に形成
された複数の突起状つば部を有するものであつて
、 前記アダプタの貫通孔には前記工作機械の主軸
方向に移動自在にドローバーが嵌挿され、 このドローバーの先端部に前記クランパが固着
されているとともに該ドローバーと前記アダプタ
との間に該ドロバーに対して工作機械主軸側に付
勢力が加えられる弾性部材が設けられ、 さらに前記ドローバーの工作機械主軸側には第
1のピストンが固着され、 この第1のピストンと該第1のピストンが収め
られる第1のシリンダとで形成される第1のシリ
ンダ室は第2のシリンダ室に連通され、 この第2のシリンダ室は前記第1のピストンよ
りも小径の第2のピストンと該第2のピストンが
収められる第2のシリンダとで形成され、 これら第1及び第2のシリンダ室内には流体が
封入されているとともに、 前記第2のピストンには外部に延長され、該ピ
ストンを外部から駆動可能に形成されたブースタ
ーロツドが設けられていることを特徴とする転削
工具締結装置。[Scope of claim for utility model registration] An adapter fixed to the tip of the spindle of a machine tool,
A milling tool having a fitting part with the adapter, and a clamper that fixes and holds the milling tool on the adapter, and the adapter has a through-hole having a center axis common to the main axis of the machine tool. a hole is provided therein, the milling tool is an annular body having a plurality of engaging protrusions extending toward the center on its inner periphery, and the clamper is located on the front surface of the adapter and is attached to the milling tool. has an outer periphery that fits within a closed curve connecting the tips of each engaging protrusion, and extends outward from the outer periphery,
and a plurality of protruding flange portions formed to be able to engage with the engaging protrusions of the milling tool, and a drawbar is inserted into the through hole of the adapter so as to be movable in the direction of the main axis of the machine tool. The clamper is fixed to the tip of the drawbar, and an elastic member is provided between the drawbar and the adapter to apply a biasing force to the drawbar toward the machine tool main shaft, and A first piston is fixed to the machine tool main shaft side, and a first cylinder chamber formed by the first piston and a first cylinder in which the first piston is housed communicates with a second cylinder chamber. The second cylinder chamber is formed by a second piston having a smaller diameter than the first piston and a second cylinder in which the second piston is housed, and within these first and second cylinder chambers. A milling tool fastening device characterized in that a fluid is sealed in the second piston, and a booster rod is provided on the second piston and is configured to extend to the outside so that the piston can be driven from the outside. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9561985U JPH0131373Y2 (en) | 1985-06-24 | 1985-06-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9561985U JPH0131373Y2 (en) | 1985-06-24 | 1985-06-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS627320U true JPS627320U (en) | 1987-01-17 |
JPH0131373Y2 JPH0131373Y2 (en) | 1989-09-26 |
Family
ID=30960366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9561985U Expired JPH0131373Y2 (en) | 1985-06-24 | 1985-06-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0131373Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013535345A (en) * | 2010-07-29 | 2013-09-12 | グラハム ケリー,マイルズ | Plate locking mechanism |
-
1985
- 1985-06-24 JP JP9561985U patent/JPH0131373Y2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013535345A (en) * | 2010-07-29 | 2013-09-12 | グラハム ケリー,マイルズ | Plate locking mechanism |
Also Published As
Publication number | Publication date |
---|---|
JPH0131373Y2 (en) | 1989-09-26 |
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