Using the toolhead to clear the bed in an automated printing setup can easily damage the fans and other sensitive bits. This shroud mostly encloses the head and redirects ramming forces into the solidly mounted extruder motor and other printed parts.
Keep in mind that using the toolhead as a ram is still outside the intended use case for the printer and can lead to accelerated wear or damage on the printer's plastic parts and bearings.
As seen on YouTube:
The author hasn't provided the model origin yet.