IT1235446B - Connection device for an auto-centring mandrill to a machine tool head. - Google Patents

Connection device for an auto-centring mandrill to a machine tool head.

Info

Publication number
IT1235446B
IT1235446B IT8720972A IT2097287A IT1235446B IT 1235446 B IT1235446 B IT 1235446B IT 8720972 A IT8720972 A IT 8720972A IT 2097287 A IT2097287 A IT 2097287A IT 1235446 B IT1235446 B IT 1235446B
Authority
IT
Italy
Prior art keywords
mandrill
rotating head
auto
centring
machine tool
Prior art date
Application number
IT8720972A
Other languages
Italian (it)
Other versions
IT8720972A0 (en
Inventor
Andrea Cottini
Emilio Rovizzi
Original Assignee
Mec Fratelli Bellegrandi Di Co
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 by Mec Fratelli Bellegrandi Di Co filed Critical Mec Fratelli Bellegrandi Di Co
Priority to IT8720972A priority Critical patent/IT1235446B/en
Publication of IT8720972A0 publication Critical patent/IT8720972A0/en
Application granted granted Critical
Publication of IT1235446B publication Critical patent/IT1235446B/en

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  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

A connection and captive screw locking device for auto-centring jaw mandrills or the like onto the rotating head of machine tools, constituted by at least one constant thickness ring-shaped flange, substantially a spacing ring, equipped peripherally with through holes angularly equidistant to one another, and insertable coaxially between the front surface of the rotating head and the front face of a jaw mandrill or the like, in turn equipped with through holes coincident with those on said ring-shaped flange, the locking of the mandrill to the rotating head being achieved using captive screws, inserted from the flange of the opposite mandrill to mating with those on the head and then locked into threaded through holes formed in the rotating head itself.
IT8720972A 1987-06-19 1987-06-19 Connection device for an auto-centring mandrill to a machine tool head. IT1235446B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT8720972A IT1235446B (en) 1987-06-19 1987-06-19 Connection device for an auto-centring mandrill to a machine tool head.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8720972A IT1235446B (en) 1987-06-19 1987-06-19 Connection device for an auto-centring mandrill to a machine tool head.

Publications (2)

Publication Number Publication Date
IT8720972A0 IT8720972A0 (en) 1987-06-19
IT1235446B true IT1235446B (en) 1992-07-29

Family

ID=11174819

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8720972A IT1235446B (en) 1987-06-19 1987-06-19 Connection device for an auto-centring mandrill to a machine tool head.

Country Status (1)

Country Link
IT (1) IT1235446B (en)

Also Published As

Publication number Publication date
IT8720972A0 (en) 1987-06-19

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970625