A cylinder drive device connectable to a plurality of fluid pressure cylinders (12, 12A, 12B) comprising: a manifold having a block shape and in which a plurality of holes are formed, fluid flowing through the holes and being used to drive the plurality of fluid pressure cylinders (12, 12A, 12B); and a plurality of switching valves (28, 28A, 28B) mounted to the manifold, each of the switching valves (28, 28A, 28B) configured to alternately supply fluid to a first cylinder chamber and a second cylinder chamber of each of the plurality of fluid pressure cylinders (12, 12A, 12B), the first cylinder chamber and the second cylinder chamber being separated by a piston of each of the fluid pressure cylinders (12, 12A, 12B), wherein first connection tubes are provided, the first connection tubes being configured to allow the fluid to flow to and from the first cylinder chambers of each fluid pressure cylinder of the plurality of fluid pressure cylinders (12, 12A, 12B) and each corresponding switching valve (28, 28A, 28B) of the plurality of switching valves (28, 28A, 28B), second connection tubes are provided, the second connection tubes being configured to allow the fluid to flow to and from the second cylinder chambers of each of the fluid pressure cylinder of the plurality of fluid pressure cylinders (12, 12A, 12B) and each corresponding switching valve of the plurality of switching valves (28, 28A, 28B), and a third connection tube is provided between at least one of the plurality of fluid pressure cylinders and one of the switching valves that is configured to supply fluid to the one of the fluid pressure cylinders, the first connection tube to the one of the pressure cylinders is provided with a throttle valve, the third connection tube is provided with a check valve configured to prevent fluid from flowing in a direction from the one switching valve to the first cylinder chamber of the one fluid pressure cylinder, and wherein the cylinder drive device further comprises a flow path unit interposed between the manifold and the one switching valve, the flow path unit allowing communication between the one switching valve and the check valve and between the one switching valve and the throttle valve, the flow path unit communicating with the plurality of holes in a manner that fluid flows into the one switching valve, wherein the one switching valve, the flow path unit, the second connection tube to the one of the pressure cylinders and the third connection tube are configured to allow fluid to flow from the first cylinder chamber to the second cylinder chamber of the one of the fluid pressure cylinders via the one switching valve and the flow path unit. a manifold having a block shape and in which a plurality of holes are formed, fluid flowing through the holes and being used to drive the plurality of fluid pressure cylinders (12, 12A, 12B); and a plurality of switching valves (28, 28A, 28B) mounted to the manifold, each of the switching valves (28, 28A, 28B) configured to alternately supply fluid to a first cylinder chamber and a second cylinder chamber of each of the plurality of fluid pressure cylinders (12, 12A, 12B), the first cylinder chamber and the second cylinder chamber being separated by a piston of each of the fluid pressure cylinders (12, 12A, 12B), wherein first connection tubes are provided, the first connection tubes being configured to allow the fluid to flow to and from the first cylinder chambers of each fluid pressure cylinder of the plurality of fluid pressure cylinders (12, 12A, 12B) and each corresponding switching valve (28, 28A, 28B) of the plurality of switching valves (28, 28A, 28B), second connection tubes are provided, the second connection tubes being configured to allow the fluid to flow to and from the second cylinder chambers of each of the fluid pressure cylinder of the plurality of fluid pressure cylinders (12, 12A, 12B) and each corresponding switching valve of the plurality of switching valves (28, 28A, 28B), and a third connection tube is provided between at least one of the plurality of fluid pressure cylinders and one of the switching valves that is configured to supply fluid to the one of the fluid pressure cylinders, the first connection tube to the one of the pressure cylinders is provided with a throttle valve, the third connection tube is provided with a check valve configured to prevent fluid from flowing in a direction from the one switching valve to the first cylinder chamber of the one fluid pressure cylinder, and wherein the cylinder drive device further comprises a flow path unit interposed between the manifold and the one switching valve, the flow path unit allowing communication between the one switching valve and the check valve and between the one switching valve and the throttle valve, the flow path unit communicating with the plurality of holes in a manner that fluid flows into the one switching valve, wherein the one switching valve, the flow path unit, the second connection tube to the one of the pressure cylinders and the third connection tube are configured to allow fluid to flow from the first cylinder chamber to the second cylinder chamber of the one of the fluid pressure cylinders via the one switching valve and the flow path unit.