Anti-cheating dice keyboard and mahjong machine thereof

The invention relates to the field of mahjong machines, and discloses an anti-cheating dice keyboard and a mahjong machine thereof. The dice keyboard comprises a support bowl and a keyboard, wherein the keyboard is arranged on the support bowl; a circuit board and a motor are arranged in an inner cavity of the support bowl; a turntable is mounted on an output shaft of the motor; at least 6 * y lamps are arrayed on the circumference of the upper end surface of the circuit board; y is an integer and is more than or equal to 2, light guide holes for guiding light to the lamp is formed in the keyboard; the turntable is arranged above the light guide holes, an area, orthographically projected to the turntable, of each light guide hole is a light guide area, dice points are arranged in the lightguide area, a first positioning part is fixed on the turntable, a second positioning part is fixed on the keyboard, and the first positioning part is magnetically connected with the second positioning part and positions the