Multifunctional divider calipers

The invention discloses multifunctional divider calipers, which comprise a movable leg with the bottom end being provided with a brush pencil or a pencil core connector and a fixed leg with the bottom end being provided with a fixed needle, wherein the middle part of the fixed leg is provided with a former bar, the former bar is detachably connected with the fixed leg, a movable sleeve which is sleeved on the fixed leg is arranged above the former bar, the movable sleeve is connected with a U-shaped block through an elastic device, the edge of the former bar is plugged inside a U-shaped groove of the U-shaped block, a needle which is connected with a notch is arranged inside the U-shaped groove, the U-shaped block is provided with a tightening bolt, the bottom end of the tightening bolt passes through and is arranged into the U-shaped groove to be just opposite to the former bar, the tightening bolt is staggered to the needle, the movable leg is divided into an upper section, a middlesection and a lower secti