To provide the subject apparatus capable of maintaining operation without increasing a unit price of a product and without using an excessive sealing means even under a high-temperature and high-humidity condition.

This sap collecting apparatus is equipped with a driving gear composed of a spring wound up by a winding member 38 as a driving source, a tapping means for moving a tapping needle, which is driven by the driving gear and is pushed against bark 1a of a tree 1 to form a hole, back and forth based on the tree 1, a lifting means which is driven by the driving gear and vertically moves the tapping means based on the tree 1 and a timer means which is driven by the driving gear and drives the tapping means and the lifting means at intervals of a fixed time.