Keyboard height adjustment device and its method

摘要

The present invention relates to an automatic height adjustment device for a keyboard and a method thereof, comprising: height adjustment information (20) for adjusting the height of the keyboard; Driving means 30 for rotating the height adjustment rod (20); Fixing means 40 for fixing the height adjusting rod 20 and: Control means 40 for controlling the drive means 30 and the fixing means 40 to adjust the position of the height adjusting rod 20 Thus, the user can easily adjust the height of the keyboard by operating the operation key.