BE456331A - - Google Patents

Info

Publication number
BE456331A
BE456331A BE456331DA BE456331A BE 456331 A BE456331 A BE 456331A BE 456331D A BE456331D A BE 456331DA BE 456331 A BE456331 A BE 456331A
Authority
BE
Belgium
Prior art keywords
emi
plate
screws
clamping
claw
Prior art date
Application number
Other languages
French (fr)
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.)
Publication of BE456331A publication Critical patent/BE456331A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/101—Chucks with separately-acting jaws movable radially

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)

Description

       

   <EMI ID=1.1> 

  
La présente. invention a peur objet des perfectionnements

  
 <EMI ID=2.1> 

  
peur tours. Pans les plateaux de tour connus, dont les vis se

  
déplacent, par exemple, dans le filetage femelle non divisa de

  
griffes de serrage, les vis sont sollicitées de façon défavorable

  
 <EMI ID=3.1> 

  
 <EMI ID=4.1> 

  
 <EMI ID=5.1> 

  
en particulier dans le cas des grands plateaux, doivent être

  
calculées avec de très fortes dimensions. La pression qui s'exerce

  
sur les vis du plateau est communiquée de leur tête plate vers le

  
 <EMI ID=6.1> 

  
 <EMI ID=7.1> 

  
serrage sont de préférence guidées par des. contre-plate&ux qui

  
 <EMI ID=8.1> 

  
 <EMI ID=9.1> 

  
 <EMI ID=10.1> 

  
 <EMI ID=11.1> 

  
des griffes-, exigent beaucoup de temps, étant donna que l'écrou de

  
 <EMI ID=12.1> 

  
 <EMI ID=13.1> 

  
broches doivent être retirées hors de leurs paliers. 

  
 <EMI ID=14.1>   <EMI ID=15.1> 

  
pièces d'usinage de faible diamètre, de telle aorte la'tête

  
 <EMI ID=16.1> 

  
 <EMI ID=17.1> 

  
pourtour du plateau;

  
 <EMI ID=18.1> 

  
 <EMI ID=19.1> 

  
 <EMI ID=20.1> 

  
pièces étant orientée avant qu'elles soient de nouveau introduites

  
 <EMI ID=21.1> 

  
 <EMI ID=22.1> 

  
 <EMI ID=23.1> 

  
de fourche et sent assujetties contre tout déplacement axial dans

  
 <EMI ID=24.1> 

  
 <EMI ID=25.1> 

  
 <EMI ID=26.1> 

  
, plateau. 

  
 <EMI ID=27.1> 

  
 <EMI ID=28.1> 

  
est enserrée dans chaque cas dans la plaque de serrage .tandis que l'autre extrémité se termine dans le filetage. Le corps du plateau

  
 <EMI ID=29.1> 

  
 <EMI ID=30.1> 

  
 <EMI ID=31.1> 

  
 <EMI ID=32.1> 

  
 <EMI ID=33.1> 

  
compression et empêche la déformation du corps du plateau, tandis que la vis est sollicitée en traction et .que le danger de rupture est exclu par flambage somme dans le genre de construction ci-dessus

  
 <EMI ID=34.1> 

  
 <EMI ID=35.1> 

  
faible, la plaque de serrage d est retirée de l'évidement et la vis et la griffe sent extraites simultanément hors de leur guide

  
 <EMI ID=36.1> 

  
griffe en dehors du plateau et qu'elle a été orientée afin que



   <EMI ID = 1.1>

  
The current. invention is afraid object of improvements

  
 <EMI ID = 2.1>

  
fear turns. In the known lathe plates, the screws of which are

  
move, for example, in the undivided female thread of

  
clamping jaws, screws are under unfavorable stress

  
 <EMI ID = 3.1>

  
 <EMI ID = 4.1>

  
 <EMI ID = 5.1>

  
especially in the case of large platforms, must be

  
calculated with very large dimensions. The pressure exerted

  
on the screws of the plate is communicated from their flat head towards the

  
 <EMI ID = 6.1>

  
 <EMI ID = 7.1>

  
clamping are preferably guided by. counter-plate & ow which

  
 <EMI ID = 8.1>

  
 <EMI ID = 9.1>

  
 <EMI ID = 10.1>

  
 <EMI ID = 11.1>

  
claws-, require a lot of time, since the nut of

  
 <EMI ID = 12.1>

  
 <EMI ID = 13.1>

  
pins must be removed from their bearings.

  
 <EMI ID = 14.1> <EMI ID = 15.1>

  
small diameter machining parts, such aorta the head

  
 <EMI ID = 16.1>

  
 <EMI ID = 17.1>

  
perimeter of the plateau;

  
 <EMI ID = 18.1>

  
 <EMI ID = 19.1>

  
 <EMI ID = 20.1>

  
parts being oriented before they are reinserted

  
 <EMI ID = 21.1>

  
 <EMI ID = 22.1>

  
 <EMI ID = 23.1>

  
fork and feels secured against any axial displacement in

  
 <EMI ID = 24.1>

  
 <EMI ID = 25.1>

  
 <EMI ID = 26.1>

  
, tray.

  
 <EMI ID = 27.1>

  
 <EMI ID = 28.1>

  
is clamped in each case in the clamping plate. while the other end ends in the thread. The body of the tray

  
 <EMI ID = 29.1>

  
 <EMI ID = 30.1>

  
 <EMI ID = 31.1>

  
 <EMI ID = 32.1>

  
 <EMI ID = 33.1>

  
compression and prevents the deformation of the body of the plate, while the screw is stressed in tension and the danger of breakage is excluded by buckling sum in the type of construction above

  
 <EMI ID = 34.1>

  
 <EMI ID = 35.1>

  
weak, the clamping plate d is withdrawn from the recess and the screw and the claw feel simultaneously extracted out of their guide

  
 <EMI ID = 36.1>

  
claw off the shelf and has been oriented so that

Claims (1)

<EMI ID=37.1> <EMI ID = 37.1> <EMI ID=38.1> <EMI ID=39.1> <EMI ID = 38.1> <EMI ID = 39.1> <EMI ID=40.1> <EMI ID = 40.1> <EMI ID=41.1> <EMI ID = 41.1> <EMI ID=42.1> <EMI ID = 42.1>
BE456331D 1943-04-28 BE456331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE904935X 1943-04-28

Publications (1)

Publication Number Publication Date
BE456331A true BE456331A (en)

Family

ID=6862051

Family Applications (1)

Application Number Title Priority Date Filing Date
BE456331D BE456331A (en) 1943-04-28

Country Status (2)

Country Link
BE (1) BE456331A (en)
FR (1) FR904935A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449567A (en) * 1979-08-06 1984-05-22 Trw Inc. Method and apparatus for use in casting an article

Also Published As

Publication number Publication date
FR904935A (en) 1945-11-20

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