Cleaning robot

1 . 1 is a front view of a first embodiment of a cleaning robot showing our new design;

1 . 2 is a back view thereof;

1 . 3 is a left view thereof;

1 . 4 is a right view thereof;

1 . 5 is a top view thereof;

1 . 6 is a bottom view thereof;

1 . 7 is a front perspective view thereof;

1 . 8 is another front perspective view thereof;

1 . 9 is a back perspective view thereof;

1 . 10 is an enlarged view of a part denoted and marked by broken lines in 1 . 7 ;

2 . 1 is a front view of a second embodiment of a cleaning robot;

2 . 2 is a back view thereof;

2 . 3 is a left view thereof;

2 . 4 is a right view thereof;

2 . 5 is a top view thereof;

2 . 6 is a bottom view thereof;

2 . 7 is a front perspective view thereof;

2 . 8 is another front perspective view thereof;

2 . 9 is a back perspective view thereof; and

2 . 10 is an enlarged view of a part denoted and marked by broken lines in 2 . 7 .

The broken lines in the drawings are used only for indication purpose and form no part of the claimed design.