Garden tool and adjusting device thereof

A garden tool, comprising:

• a driving body;
• an attachment connected to the driving body;
• and
• an adjusting device adjusting the position of the attachment, the adjusting device comprising a lifting device and a locking mechanism, the lifting device being switched between a locking position and a free position under a locking action of the locking mechanism, the lifting device driving the attachment to move to a first position when the lifting device is in the locking position, and the lifting device driving the attachment to move to a second position when the lifting device is in the free position;
• wherein the driving body is provided with a frame used for attaching the attachment, the attachment and the lifting device are connected with the frame via a mounting mechanism and are both located in front of the frame in a forward direction of the driving body;
• the adjusting device further comprises an assisting mechanism arranged in a staggered mode with the lifting device, the assisting mechanism is provided with a retaining portion and a boosting portion, one end of the boosting portion is connected and positioned with the retaining portion, and the other end of the boosting portion is connected to the attachment.