US 11,911,895 B2
Tool gripping device for gripping a bending tool with a robot
Edvárd László Koncz, Csongrád (HU); János Pekárik, Hódmezövásárhely (HU); István Major, Csongrád (HU); and Viktor Somodi, Csongrád (HU)
Assigned to PMT SZERSZÁMGÉP ZRT., Csongrád (HU)
Appl. No. 18/032,028
Filed by PMT SZERSZÁMGÉP ZRT., Csongrád (HU)
PCT Filed Dec. 14, 2021, PCT No. PCT/HU2021/050071
§ 371(c)(1), (2) Date Apr. 14, 2023,
PCT Pub. No. WO2022/129964, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. P2000433 (HU), filed on Dec. 16, 2020; and application No. P2100423 (HU), filed on Dec. 7, 2021.
Prior Publication US 2023/0286176 A1, Sep. 14, 2023
Int. Cl. B25J 15/08 (2006.01); B25J 9/14 (2006.01)
CPC B25J 15/08 (2013.01) [B25J 9/14 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A tool gripping device for gripping a bending tool with a robot equipped with a cylindrical enclosure (12) coupled to a base plate (8) comprising:
the enclosure (12) furnished with a compressed air connection (9),
a cylinder head (13) furnished with a compressed air connection (10) attached to an end of the enclosure (12) opposite the base plate (8),
a clamping element (11) movable by means of compressed air is arranged in the enclosure (12), with a conical end (53) of the clamping element (11) extending out of the enclosure (12) through an aperture (64) of the cylinder head (13),
a gripper (6) is led through hole (54) drilled through the clamping element (11), and a clamp shank (28) of which is secured to the base plate (8), with a support head (38) fixed eccentrically to an end of a grip stem (33) extending out of the clamping element (11).