Automobile brake pedal

The invention relates to the technical field of automobile parts, in particular to an automobile brake pedal. The automobile brake pedal comprises a connecting arm and a pedal body, wherein an embracing sleeve for fixing a foot to the pedal body when the foot steps on the pedal body is arranged on the pedal body; the pedal body comprises a mounting layer, a buffer layer and a pedal layer in sequence; a pressure receiving block is arranged on the pedal layer; one end of the pressure receiving block protrudes from one side, away from the mounting layer, of the pedal layer, and the other end of the pressure receiving block passes through the pedal layer and the buffer layer in turn and is arranged on the mounting layer; the portion, located in the buffer layer, of the pressure receiving blockis sleeved with a spring; tooth members are respectively arranged on the edges of two sides of the portion, located in the mounting layer, of the pressure receiving block; transmission gears engagedwith the tooth members are