JPH01138502U - - Google Patents

Info

Publication number
JPH01138502U
JPH01138502U JP3229488U JP3229488U JPH01138502U JP H01138502 U JPH01138502 U JP H01138502U JP 3229488 U JP3229488 U JP 3229488U JP 3229488 U JP3229488 U JP 3229488U JP H01138502 U JPH01138502 U JP H01138502U
Authority
JP
Japan
Prior art keywords
air
main shaft
piston
pressure
air passage
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
Application number
JP3229488U
Other languages
English (en)
Other versions
JPH0737761Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988032294U priority Critical patent/JPH0737761Y2/ja
Publication of JPH01138502U publication Critical patent/JPH01138502U/ja
Application granted granted Critical
Publication of JPH0737761Y2 publication Critical patent/JPH0737761Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Machine Tool Sensing Apparatuses (AREA)
  • Turning (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の概略断面図、第2
図はその実施例において、主軸先端近傍にピスト
ンが移動した状態を示す概略断面図である。 1……主軸、1a……主軸本体、1b……チヤ
ツク、1c……摺動スリーブ、2……主軸台、3
……チヤツク開閉用ピストン装置、4……ピスト
ン、4a……センター、4b……穴、4c……エ
ア穴、5……回転継手、6……エアパイプ、8…
…エア穴、9……エア通路、10……パイプ、1
1……圧力スイツチ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 先端にワーク把持用チヤツクを備え、内部に加
    工すべきワークを収容可能な中空の主軸と、この
    主軸内に軸方向に移動可能に保持されたピストン
    と、前記ピストンの背面に空気圧を作用させる圧
    力空気供給装置と、前記主軸の先端近傍の周面に
    内外に貫通して設けられたエア穴と、このエア穴
    に主軸の外部で連通するエア通路と、該エア通路
    に接続された圧力スイツチとを備え、前記ピスト
    ンが主軸内を所定の位置まで前進した時にピスト
    ン背部に作用している空気圧が前記エア穴を介し
    てエア通路に作用し、前記圧力スイツチを作動さ
    せるように構成したことを特徴とする、材料切れ
    検知可能な主軸装置。
JP1988032294U 1988-03-10 1988-03-10 材料切れ検知可能な主軸装置 Expired - Lifetime JPH0737761Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988032294U JPH0737761Y2 (ja) 1988-03-10 1988-03-10 材料切れ検知可能な主軸装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988032294U JPH0737761Y2 (ja) 1988-03-10 1988-03-10 材料切れ検知可能な主軸装置

Publications (2)

Publication Number Publication Date
JPH01138502U true JPH01138502U (ja) 1989-09-21
JPH0737761Y2 JPH0737761Y2 (ja) 1995-08-30

Family

ID=31258700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988032294U Expired - Lifetime JPH0737761Y2 (ja) 1988-03-10 1988-03-10 材料切れ検知可能な主軸装置

Country Status (1)

Country Link
JP (1) JPH0737761Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4968174A (ja) * 1972-11-06 1974-07-02
JPS6047042A (ja) * 1983-08-25 1985-03-14 Toa Gomme Kogyo Kk 着色ゴム組成物

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4968174A (ja) * 1972-11-06 1974-07-02
JPS6047042A (ja) * 1983-08-25 1985-03-14 Toa Gomme Kogyo Kk 着色ゴム組成物

Also Published As

Publication number Publication date
JPH0737761Y2 (ja) 1995-08-30

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