Welding robot capable of being adjusted in multiple directions

The invention discloses a welding robot capable of being adjusted in multiple directions, and relates to the technical field of machining. The device comprises a workbench, a first sliding groove is formed in the workbench, a vertical adjusting assembly is arranged in the first sliding groove through a horizontal adjusting assembly, the vertical adjusting assembly is provided with a connecting plate through a connecting assembly, and the connecting plate is provided with a fixing assembly through an angle adjusting assembly; the horizontal adjusting assembly comprises a first motor, a first lead screw and a first sliding block. The vertical adjusting assembly comprises a mounting column, a second motor and a second sliding block. The fixing assembly comprises a U-shaped frame, a clamping plate and a rotary knob. A first sliding block is driven to move through a first motor and a first lead screw in the horizontal adjusting assembly, so that a welding head is driven to adjust the horizontal position in the lef