Press device, manufacturing line, and manufacturing method of press device

A press device comprising:

• a first metal mold and a second metal mold, the first and second metal molds being configured to sandwich a work therebetween and process the work, the first and second metal molds including a plurality of processing parts configured to process the work according to a number of processing steps for the work;
• and
• a plurality of drive means configured to connect the first metal mold with the second metal mold, the plurality of drive means being configured to change a distance between the first and second metal molds, wherein:
• each of the first and second metal molds includes a plurality of connection parts connecting the first metal mold and the second metal mold with the plurality of drive means,
• either the first metal mold or the second metal mold includes a reinforcement part, the reinforcement part enveloping the plurality of processing parts, the reinforcement part including an arc-shaped rib extending between connection parts of the plurality of connection parts, and
• the plurality of processing parts are configured to receive the work conveyed by a conveyance robot.