Clamp is used after these nouns:
wheel

firmly, tight, tightly
together
Clamp the pieces of wood together while the glue sets.

in place
Parts are clamped in place with a special machine.

around, round (esp. BrE)
She clamped her arms around him.

on, onto
He clamped his hand firmly onto Jack's shoulder.

over
A large hand clamped over her mouth.

to
The dog's jaws were clamped to my leg.

clamped between your teeth
He had a large cigar clamped between his teeth.

clamp shut
His mouth clamped shut.

hard

on
to clamp down hard on bullying

Clamp is used with these nouns as the subject:
hand

Clamp is used with these nouns as the object:
jaw, tooth, umbilical cord