A spring coiling machine comprising: a material guide to which a material of a coil spring is inserted; a first pin to which the material discharged from a tip of the material guide contacts; a second pin disposed in a front side of a movement direction of the material with respect to the first pin , the second pin configured to form an arc part with the first pin by bending the material with the first pin ; a pitch tool disposed in a front side of a movement direction of the material with respect to the second pin , the pitch tool to which the material contacts; a cutting tool configured to cut the material ; a heating device configured to heat the material ; and characterized by further comprising: a temperature sensor configured to detect a temperature of the material ; and a controller configured to change a position of the first pin and a position of the second pin on the basis of control data corresponding to a shape of a coil spring to be formed, wherein the first pin and the second pin are moved such that a radius of curvature of the arc part increases when the temperature of the material detected by the temperature sensor increases, and the cutting tool is moved such that a gap between a center of curvature of the arc part and the cutting tool increases when the temperature of the material increases. a material guide to which a material of a coil spring is inserted; a first pin to which the material discharged from a tip of the material guide contacts; a second pin disposed in a front side of a movement direction of the material with respect to the first pin , the second pin configured to form an arc part with the first pin by bending the material with the first pin ; a pitch tool disposed in a front side of a movement direction of the material with respect to the second pin , the pitch tool to which the material contacts; a cutting tool configured to cut the material ; a heating device configured to heat the material ; and characterized by further comprising: a temperature sensor configured to detect a temperature of the material ; and a controller configured to change a position of the first pin and a position of the second pin on the basis of control data corresponding to a shape of a coil spring to be formed, wherein the first pin and the second pin are moved such that a radius of curvature of the arc part increases when the temperature of the material detected by the temperature sensor increases, and the cutting tool is moved such that a gap between a center of curvature of the arc part and the cutting tool increases when the temperature of the material increases. a temperature sensor configured to detect a temperature of the material ; and a controller configured to change a position of the first pin and a position of the second pin on the basis of control data corresponding to a shape of a coil spring to be formed, wherein the first pin and the second pin are moved such that a radius of curvature of the arc part increases when the temperature of the material detected by the temperature sensor increases, and the cutting tool is moved such that a gap between a center of curvature of the arc part and the cutting tool increases when the temperature of the material increases. <EOS>