JPH0454601U - - Google Patents

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Publication number
JPH0454601U
JPH0454601U JP9507990U JP9507990U JPH0454601U JP H0454601 U JPH0454601 U JP H0454601U JP 9507990 U JP9507990 U JP 9507990U JP 9507990 U JP9507990 U JP 9507990U JP H0454601 U JPH0454601 U JP H0454601U
Authority
JP
Japan
Prior art keywords
main shaft
spindle
center
headstock
workpiece
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
Application number
JP9507990U
Other languages
Japanese (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 JP9507990U priority Critical patent/JPH0454601U/ja
Publication of JPH0454601U publication Critical patent/JPH0454601U/ja
Pending legal-status Critical Current

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Description

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

第1図は第2主軸にセンタを有する数値制御旋
盤を示す平面図、第2図は第2主軸および回転駆
動部を示す断面図、第3図は第2主軸の断面およ
びセンタの移動を検知するセンサを示す断面図、
第4図はセンタの作動を示す動作フロー図である
。 1……第1主軸台、3……第1チヤツク、4…
…第2主軸台、5……第2主軸、8……サーボモ
ータ、25……ピストン、26……シリンダ室、
40……センタ、47……ドツグ、50……近接
スイツチ。
Fig. 1 is a plan view showing a numerically controlled lathe with a center on the second spindle, Fig. 2 is a sectional view showing the second spindle and the rotation drive section, and Fig. 3 is a cross section of the second spindle and detecting the movement of the center. A cross-sectional view showing a sensor that
FIG. 4 is an operation flow diagram showing the operation of the center. 1...First headstock, 3...First chuck, 4...
...Second headstock, 5...Second spindle, 8...Servo motor, 25...Piston, 26...Cylinder chamber,
40...center, 47...dog, 50...proximity switch.

Claims (1)

【実用新案登録請求の範囲】 1 ベツドに設けられた第1主軸台1と、この第
1主軸台1に回転自在に支持されるとともに、被
加工物Wを把持する第1チヤツク3を有する第1
主軸2と、 前記第1主軸台1に対向して前記ベツドに設け
られた第2主軸台4と、 この第2主軸台4または前記第1主軸台1を前
記第1主軸2の軸線方向に相対的に移動させる駆
動体8と、 前記第2主軸台4に前記第1主軸2と同一中心
線上に回転自在に支持される第2主軸5と、 この第2主軸5の前記第1主軸2側に着脱自在
に設けられるチヤツク筒体16,18と、 このチヤツク筒体16,18内に設けられ、前
記被加工物Wおよびこの被加工物Wを支持するセ
ンタ40を把持するコレツト30と、 このコレツト40の作動を行うためのコレツト
開閉手段22,27と、前記第2主軸5内に前記
軸線方向に移動自在に設けられ前記センタ40と
着脱自在なロツド43,46と、 前記センタ40と前記第2主軸5との間に介在
された弾圧手段45と、 前記センタ40の移動を検知するため前記第2
主軸台4と前記ロツド43,46とに跨がつて設
けられる移動検知手段47,50とからなること
を特徴とする第2主軸にセンタを有する旋盤。 2 請求項1において、前記移動検知手段47,
50は、ドツグ47と近接スイツチ50とからな
ることを特徴とする第2主軸にセンタを有する旋
盤。
[Claims for Utility Model Registration] 1. A first headstock 1 provided on a bed, and a first chuck 3 rotatably supported by the first headstock 1 and gripping a workpiece W. 1
a spindle 2; a second spindle 4 provided on the bed opposite the first spindle 1; and a second spindle 4 or the first spindle 1 in the axial direction of the first spindle 2. a driving body 8 for relative movement; a second main shaft 5 rotatably supported on the second headstock 4 on the same centerline as the first main shaft 2; and the first main shaft 2 of the second main shaft 5. chuck cylinders 16 and 18 that are detachably provided on the sides; a collet 30 that is provided within the chuck cylinders 16 and 18 and grips the workpiece W and a center 40 that supports the workpiece W; Collet opening/closing means 22 and 27 for operating the collet 40; rods 43 and 46 provided movably in the axial direction within the second main shaft 5 and detachable from the center 40; and the center 40. a pressing means 45 interposed between the second main shaft 5 and the second main shaft 5 for detecting movement of the center 40;
A lathe having a center on a second main spindle, comprising movement detecting means 47, 50 provided astride the headstock 4 and the rods 43, 46. 2. In claim 1, the movement detection means 47,
Reference numeral 50 denotes a lathe having a center on the second main shaft, and is characterized by comprising a dog 47 and a proximity switch 50.
JP9507990U 1990-09-12 1990-09-12 Pending JPH0454601U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9507990U JPH0454601U (en) 1990-09-12 1990-09-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9507990U JPH0454601U (en) 1990-09-12 1990-09-12

Publications (1)

Publication Number Publication Date
JPH0454601U true JPH0454601U (en) 1992-05-11

Family

ID=31833523

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9507990U Pending JPH0454601U (en) 1990-09-12 1990-09-12

Country Status (1)

Country Link
JP (1) JPH0454601U (en)

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