Angle regulating apparatus

PURPOSE: An angle regulating apparatus is provided to stably maintain the position of a display unit regardless of the frequency of use by implementing a structure which is maintained by friction between a control panel unit and the bottom. CONSTITUTION: A display unit(120) is movably installed on a body unit(110). A control panel unit(130) is interlocked with the display unit and moves a display unit. A first guide unit is formed on the body unit and guides the movement of the display unit. A first guide combination unit is formed on the display unit and is combined with the first guide unit.