JPH03120302U - - Google Patents

Info

Publication number
JPH03120302U
JPH03120302U JP2780690U JP2780690U JPH03120302U JP H03120302 U JPH03120302 U JP H03120302U JP 2780690 U JP2780690 U JP 2780690U JP 2780690 U JP2780690 U JP 2780690U JP H03120302 U JPH03120302 U JP H03120302U
Authority
JP
Japan
Prior art keywords
center
hole
tip
rotation center
drilling
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
JP2780690U
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 JP2780690U priority Critical patent/JPH03120302U/ja
Publication of JPH03120302U publication Critical patent/JPH03120302U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
  • Turning (AREA)

Description

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

第１図、第２図は本考案の実施例の一部切り欠
いた図で、第１図はアタツチメントを外したとき
の図、第２図はアタツチメントを付けた時の図、
第３図は旋盤装置の全体構成図、第４図ａ，ｂは
従来の回転センタ装置の要部を示す図である。 １……センター穴あけ部材、２……ドリル、３
……ドリルチヤツク、４……モールステーパ、５
……アタツチメント、７……ネジ、１０……回転
センタ本体、１１……先端部、１２……ネジ、２
１……芯押し台、２２……往復台、２３……主軸
。 Figures 1 and 2 are partially cutaway views of an embodiment of the present invention; Figure 1 is a diagram with the attachment removed, Figure 2 is a diagram with the attachment attached,
FIG. 3 is an overall configuration diagram of a lathe device, and FIGS. 4a and 4b are diagrams showing essential parts of a conventional rotation center device. 1... Center drilling member, 2... Drill, 3
...Drill chuck, 4...Morse taper, 5
...Attachment, 7...Screw, 10...Rotation center body, 11...Tip, 12...Screw, 2
1...tailstock, 22...reciprocating carriage, 23...main spindle.

Claims (1)

【実用新案登録請求の範囲】 (1) 主軸に保持された加工物に対してセンタ穴
あけを行うための穴あけ部材と、センタ穴を固定
して加工物と等速で回転する回転センタとを有す
る旋盤装置の芯押し台に取り付けられた回転セン
タ装置において、穴あけ部材を回転センタ先端部
に対して着脱可能にしたことを特徴とする多能式
回転センタ装置。 (2) 前記穴あけ部材は、回転センタ先端を逃げ
る穴を有するアタツチメントの先端にドリルが取
り付けられたものである請求項１記載の多能式回
転センタ装置。[Claims for Utility Model Registration] (1) It has a hole-drilling member for center-drilling a workpiece held by a spindle, and a rotation center that fixes the center hole and rotates at the same speed as the workpiece. 1. A multi-functional rotary center device attached to a tailstock of a lathe device, characterized in that a hole-drilling member is removable from the tip of the rotary center. (2) The multifunctional rotation center device according to claim 1, wherein the drilling member has a drill attached to the tip of an attachment having a hole that escapes from the tip of the rotation center.
JP2780690U 1990-03-19 1990-03-19 Pending JPH03120302U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2780690U JPH03120302U (en) 1990-03-19 1990-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2780690U JPH03120302U (en) 1990-03-19 1990-03-19

Publications (1)

Publication Number Publication Date
JPH03120302U true JPH03120302U (en) 1991-12-11

Family

ID=31530641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2780690U Pending JPH03120302U (en) 1990-03-19 1990-03-19

Country Status (1)

Country Link
JP (1) JPH03120302U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192095A (en) * 2013-04-07 2013-07-10 淮南矿业(集团)有限责任公司 Hydraulic tailstock device and lathe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103192095A (en) * 2013-04-07 2013-07-10 淮南矿业(集团)有限责任公司 Hydraulic tailstock device and lathe

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