A blender for synthetic quartz, comprising: a mixing tank, a drivetrain, a blending system and a plurality of receiver grooves; wherein the drivetrain is arranged at an upper part of the mixing tank; the blending system is arranged in the mixing tank; the drivetrain is configured to drive the blending system; each of the receiver grooves is provided with a notch at both sides, respectively; the receiver grooves are arranged at a top of the mixing tank; and two adjacent receiver grooves are spaced apart and are not in contact with each other; the blending system comprises three stirring mechanisms which are spaced apart and arranged along a circumferential direction; the drivetrain is connected with the three stirring mechanisms to drive them to respectively rotate with respect to central axes of the three stirring mechanisms and to rotate about a central axis of the mixing tank; each of the stirring mechanisms comprises a rotation shaft, a plurality of connecting rods and a plurality of stirring paddles; the drivetrain is connected with the rotation shaft; one end of each connecting rod is connected with the rotation shaft; and the connecting rods are spaced apartand are arranged along a circumferential direction; the stirring paddles are connected to the connecting rods; and each connecting rod is connected with at least two stirring paddles; the connecting rods comprises at least a first connecting rod, a second connecting rod and a third connecting rod; a length of the first connecting rod is larger than a length of the second connecting rod, and the length of the first connecting rod is larger than a length of the third connecting rod; each of the receiver grooves is connected to the drivetrain; each of the receiver grooves is respectively arranged above each of the stirring mechanisms; the drivetrain drives the receiver grooves and the stirring mechanisms to move about the central axis of the mixing tank for a circular movement; and a rotation radius of the receiver grooves is larger than a distance from an axis of each stirring mechanism to the central axis of the mixing tank; and a distance from one end of each receiver groove to the axis of each stirring mechanism is larger than the length of the first connecting rod. wherein the drivetrain is arranged at an upper part of the mixing tank; the blending system is arranged in the mixing tank; the drivetrain is configured to drive the blending system; each of the receiver grooves is provided with a notch at both sides, respectively; the receiver grooves are arranged at a top of the mixing tank; and two adjacent receiver grooves are spaced apart and are not in contact with each other; the blending system comprises three stirring mechanisms which are spaced apart and arranged along a circumferential direction; the drivetrain is connected with the three stirring mechanisms to drive them to respectively rotate with respect to central axes of the three stirring mechanisms and to rotate about a central axis of the mixing tank; each of the stirring mechanisms comprises a rotation shaft, a plurality of connecting rods and a plurality of stirring paddles; the drivetrain is connected with the rotation shaft; one end of each connecting rod is connected with the rotation shaft; and the connecting rods are spaced apartand are arranged along a circumferential direction; the stirring paddles are connected to the connecting rods; and each connecting rod is connected with at least two stirring paddles; the connecting rods comprises at least a first connecting rod, a second connecting rod and a third connecting rod; a length of the first connecting rod is larger than a length of the second connecting rod, and the length of the first connecting rod is larger than a length of the third connecting rod; each of the receiver grooves is connected to the drivetrain; each of the receiver grooves is respectively arranged above each of the stirring mechanisms; the drivetrain drives the receiver grooves and the stirring mechanisms to move about the central axis of the mixing tank for a circular movement; and a rotation radius of the receiver grooves is larger than a distance from an axis of each stirring mechanism to the central axis of the mixing tank; and a distance from one end of each receiver groove to the axis of each stirring mechanism is larger than the length of the first connecting rod.