An adjustable wave solder nozzle assembly for wave soldering station configured to perform a wave soldering operation on a printed circuit board , the adjustable wave solder nozzle assembly comprising: a first curve plate and a second curve plate that together define a nozzle, the second curve plate being movable with respect to the first curve plate between a close proximate position in which the second curve plate is proximate the first curve plate and a spaced apart position in which the second curve plate is spaced from the first curve plate to adjust a width of the nozzle, characterized by further comprising a nozzle core frame configured to fixedly support the first curve plate , and an unload support frame configured to movably support the second curve plate , further comprising an actuating support frame configured to move relative to the unload support frame , the second curve plate being secured to the actuating support frame , further comprising V-shaped wheels secured to the actuating support frame and V-grooved blocks secured to the unload support frame , the V-shaped wheels being received within the V-grooved blocks to provide relative movement of the actuating support frame with respect to the unload support frame , further comprising an actuator assembly configured to move the actuating support frame , wherein the actuator assembly includes an actuator support configured to be secured to a reservoir and an actuator secured to and supported by the actuator support, wherein the actuator assembly further includes a connecting link secured to the actuating support frame and coupled to the actuator , wherein the actuator is coupled to a controller to control the movement of the actuator . a first curve plate and a second curve plate that together define a nozzle, the second curve plate being movable with respect to the first curve plate between a close proximate position in which the second curve plate is proximate the first curve plate and a spaced apart position in which the second curve plate is spaced from the first curve plate to adjust a width of the nozzle, characterized by further comprising a nozzle core frame configured to fixedly support the first curve plate , and an unload support frame configured to movably support the second curve plate , further comprising an actuating support frame configured to move relative to the unload support frame , the second curve plate being secured to the actuating support frame , further comprising V-shaped wheels secured to the actuating support frame and V-grooved blocks secured to the unload support frame , the V-shaped wheels being received within the V-grooved blocks to provide relative movement of the actuating support frame with respect to the unload support frame , further comprising an actuator assembly configured to move the actuating support frame , wherein the actuator assembly includes an actuator support configured to be secured to a reservoir and an actuator secured to and supported by the actuator support, wherein the actuator assembly further includes a connecting link secured to the actuating support frame and coupled to the actuator , wherein the actuator is coupled to a controller to control the movement of the actuator . <EOS>