Patrick Beverley and Kevin Durant only LOOK like they hate each other on the court ... so says Beverley himself, who tells TMZ Sports he has ZERO real beef with the Warriors superstar.
"Hell no!" Pat says ... "I don't got no beef with anybody."
"It's all fun, man. Just two good teams, two good players battling."
Of course ... cameras seem to tell a different story -- 'cause the two have been at each other's throats in the first two Warriors-Clippers playoff games.
In fact, Pat and K.