Portable drilling and/or boring machine
AssigneeFives Machining
InventorsJean-Marc Bainvel, Jean-François Sartori
Life of this patent
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Abstract
The invention relates to a portable drilling and/or boring machine, for workpieces (8), in particular workpieces that make up aeroplane structures, such as airframes, wings, cabin, the machine comprising: a jig bushing (3) for guiding a machining tool; an expansible clip (4) for blocking the jig bushing in an opening of a screen (5) positioned on and secured to the workpiece, said screen constituting a drilling jig; and a means for moving the expansible clip (4) in order to clamp and unclamp the jig bushing and secure the machine relative to the screen; the means for moving the expansible clip (4) relative to the jig bushing (3) includes an electric motor (1) the torque and position of which are controlled.
Claims6
A portable drilling and/or boring machine, for workpieces, in particular workpieces that make up airplane structures, such as airframes, wings, cabin, the machine including:
- a jig bushing (3) for guiding a machining tool,
- an expansible clip (4) for blocking the jig bushing in an opening of a screen (5) positioned on and secured to the workpiece, said screen constituting a drilling jig,
- a means for moving the expansible clip (4) in order to clamp and unclamp the jig bushing and secure the machine relative to the screen,
- characterized in that the means for moving the expansible clip (4) relative to the jig bushing (3) comprises an electric motor (1) whereof the torque and position are controlled.
Dependencies are inferred from the claim text.