| abstract |
(57) [Summary] [PROBLEMS] Without using a complicated crowning device, Provided is a press brake capable of easily preventing the inside of a table at low cost and improving the accuracy of the passage. SOLUTION: An upper table 5U or a lower table 5 is provided. Crowning is performed by the left and right slits 11L and 11R provided in L at the time of bending. This slit 11 L and 11R are the first slits 11 connected smoothly. A, a second slit 11B and a third slit 11C. The terminal end 15 is located substantially at the center of the starting end 13 of the slits 11L and 11R and the second slit 11B provided in the up-down direction at both left and right ends of the upper table 5U or the lower table 5L. The start end 13 and the end 15 are provided with round holes. The slits 11L and 11R may be filled with an elastic member. |