Heat exchanger repairing device for refrigeration

The utility model relates to the technical field of heat exchanger machining, in particular to a refrigeration heat exchanger repairing device which comprises a cutter bar, a blade, a push rod, an expansion rod and an expansion head. Wherein the blade is arranged on the cutter bar in an inserted mode, the upper end of the blade is of a sharp structure with the two sides protruding, and the push rod is used for taking out a copper sheet in a copper pipe of the heat exchanger. And the expansion head is in threaded connection with the expansion rod and is used for expanding the opening of the copper pipe of the heat exchanger. The heat exchanger repairing device for refrigeration can rapidly repair the copper pipe, saves a large amount of cost, is easy to machine, guarantees that the design and manufacturing requirements are met, meets the requirement for normal flowing of refrigerants, and is convenient to widely popularize and use. 本实用新型涉及热交换器加工的技术领域，尤其是一种制冷用热交换器修复装置，其包括刀杆、刀片、推杆、胀杆和胀头；所述的刀片插接设置在刀杆上，所述的刀片上端为两侧隆