The invention discloses a laser quick tracking and pointing branch scavenging system, belongs to the field of electronics, and aims to provide a laser quick tracking and pointing branch scavenging system for accurately removing branches near high voltage lines by laser. The system comprises a laser power supply, a laser, a focusing system, a thermal imager, a control system, a position limiting device and a three-dimensional translation platform; the laser power supply comprises a pulse constant-current output part circuit, a power conversion circuit, an isolation module circuit, a short circuit protective circuit, an over-voltage protective circuit, an over-temperature detection circuit and over-current protective circuit; the control system comprises an acceleration gyroscope sensor, an output chip circuit, a reference voltage chip circuit, a pulse output circuit, a voltage stabilizing circuit, a PWM pulse width modulation chip, a field effect tube driving circuit, a communication chip circuit, an interface circuit, an isolation module power supply, a 485 isolation communication chip, a buffer chip circuit and a main control chip; the position limiting device comprises a position control sensor interface; and the laser adopts a solid laser which uses solid materials as working materials. The laser quick tracking and pointing branch scavenging system is applied to positions where workers cannot reach on industry aspect, can accurately and quickly realize positioning, and scavenges the branches.