The ornamental design for a sculptingdevice, as shown and described.
FIG. 1 is a front perspective view of a sculpting device showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right side elevational view thereof with the left side elevational view being a mirror image of the right side elevational view;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines showing displaced sculptural fibers in the shape of indicia in FIGS. 1-7 are for the purpose of showing features that form no part of the claimed design.