The balancer for tufting gun is with the help of the energy by snail rolling spring, it suspend the tufting gun at the suspended status in the air, balance the gravity by the elastic potential energy, It is the basic fundamental of the balancer,so it is an indispensable corollary tool for matching used with the tufting gun. It is extensive used with ZQ-III pneumatic tufting gun, ZQ-V pneumatic tufting patching gun, No matter on shelves of hand tufted or on shelves of checking fabric, it can be used in all situations which using the tufting gun, it save greatly the labour intensity,increase the production effeiciency and is helpful to realize the civilized production.