The invention discloses a high-voltage lead cutting table. The high-voltage lead cutting table comprises a cabinet body, an auxiliary support cabinet which is arranged on one side of the cabinet body,and a first lead slot which is bridge jointed between the cabinet body and the auxiliary support cabinet; a straight slot is formed in the side wall, relatively close to the first lead slot, of the cabinet body and a mounting plate which covers the straight slot is arranged on the cabinet body; the mounting plate is fixedly connected with the cabinet body and one end of the first lead slot is fixedly connected with the mounting plate; the side, far away from the auxiliary support cabinet, of the mounting plate is fixedly connected with a lead wheel fixing plate which extends toward the side far away from the auxiliary support cabinet and a lead wheel assembly and a straightener are fixedly connected on the lead wheel fixing plate in sequence along the direction from being relatively far away from the cabinet body to being relatively close to the cabinet body; a lead stepper and a lead pressing assembly are fixedly connected on the mounting plate and the lead stepper is on the side relatively close to the lead wheel fixing plate; a lead cutting assembly is arranged in the cabinet body; and the end, fixedly connected with the mounting plate, of the first lead slot extends to be located between the lead stepper and the lead pressing assembly.