FR2454863A1 - Contre-pointe pour machines-outils - Google Patents

Contre-pointe pour machines-outils

Info

Publication number
FR2454863A1
FR2454863A1 FR8009082A FR8009082A FR2454863A1 FR 2454863 A1 FR2454863 A1 FR 2454863A1 FR 8009082 A FR8009082 A FR 8009082A FR 8009082 A FR8009082 A FR 8009082A FR 2454863 A1 FR2454863 A1 FR 2454863A1
Authority
FR
France
Prior art keywords
counter
shaft
support body
machine tools
radial
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
FR8009082A
Other languages
English (en)
Other versions
FR2454863B3 (fr
Inventor
Ezio Quargnal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cams SpA
Original Assignee
Cams SpA
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 Cams SpA filed Critical Cams SpA
Publication of FR2454863A1 publication Critical patent/FR2454863A1/fr
Application granted granted Critical
Publication of FR2454863B3 publication Critical patent/FR2454863B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B23/00—Tailstocks; Centres
    • B23B23/04—Live centres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2260/00—Details of constructional elements
    • B23B2260/008—Bearings
    • B23B2260/0085—Needle roller bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Turning (AREA)
  • Support Of The Bearing (AREA)

Abstract

CONTRE-POINTE A FAIBLE ENCOMBREMENT RADIAL POUR MACHINES-OUTILS; DANS UN CORPS-SUPPORT TUBULAIRE TRONCONIQUE 12 EST MONTE EN ROTATION UN ARBRE DONT LA POINTE 26 EMERGE DU CORPS-SUPPORT A L'AVANT; L'EXTREMITE ARRIERE DE L'ARBRE EST MONTEE DANS UN ROULEMENT A AIGUILLES 30 SUPPORTANT LES CHARGES RADIALES, TANDIS QUE L'EXTREMITE AVANT EST MONTEE DANS LE CORPS-SUPPORT PAR L'INTERMEDIAIRE D'UN ROULEMENT MIXTE 34 A AIGUILLES, DONT LES AIGUILLES 38 QUI SUPPORTENT LES CHARGES RADIALES DU ROULEMENT SUR UN CHEMIN FORME DIRECTEMENT SUR L'ARBRE, ALORS QUE LES AIGUILLES 40 QUI SUPPORTENT LES CHARGES AXIALES ROULENT SUR UNE SURFACE RADIALE ANNULAIRE, PERPENDICULAIRE A L'AXE DE LA CONTRE-POINTE, FORMEE SUR UNE BRIDE 28 SOLIDAIRE DE L'ARBRE; APPLICATION AUX CONTRE-POINTES POUR MACHINES-OUTILS.
FR8009082A 1979-04-26 1980-04-23 Contre-pointe pour machines-outils Granted FR2454863A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7953216U IT7953216V0 (it) 1979-04-26 1979-04-26 Contropunta per macchine utensili

Publications (2)

Publication Number Publication Date
FR2454863A1 true FR2454863A1 (fr) 1980-11-21
FR2454863B3 FR2454863B3 (fr) 1982-03-05

Family

ID=11280913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009082A Granted FR2454863A1 (fr) 1979-04-26 1980-04-23 Contre-pointe pour machines-outils

Country Status (5)

Country Link
DD (1) DD150164A5 (fr)
FR (1) FR2454863A1 (fr)
GB (1) GB2048134A (fr)
IT (1) IT7953216V0 (fr)
SE (1) SE8003168L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732608A (en) * 1995-05-15 1998-03-31 Eastman Kodak Company High-precision revolving center

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5373760A (en) * 1992-05-18 1994-12-20 Schmidt; Harlan J. Live center adapter assembly for machine tools

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5732608A (en) * 1995-05-15 1998-03-31 Eastman Kodak Company High-precision revolving center

Also Published As

Publication number Publication date
IT7953216V0 (it) 1979-04-26
FR2454863B3 (fr) 1982-03-05
GB2048134A (en) 1980-12-10
SE8003168L (sv) 1980-10-27
DD150164A5 (de) 1981-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse