Cleaning brush for washing machine

FIG. 1 is a first perspective view of a cleaning brush for washing machine showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is an enlarged top view thereof; and,

FIG. 8 is an enlarged bottom view thereof.

The broken lines shown in the drawings depict portions of the cleaning brush for washing machine that form no part of the claimed design.