The invention provides a high-temperature evaporation furnace for manufacturing a thin film solar cell. The high-temperature evaporation furnace comprises a flow guide part, a hoisting flange, a heat insulation screen, a crucible, a flow guide heater and a crucible heater, wherein the heat insulation screen is arranged at the peripheries of the flow guide part and the crucible; the flow guide part is of a pipe-shaped hollow structure; the crucible is a tank-shaped container with an opening; the flow guide part is communicated with the crucible through the opening; a spraying hole capable of spraying materials is formed in a side wall of the flow guide part; the flow guide heater is arranged at the periphery of the flow guide part; the flow guide heater is arranged between the flow guide part and the heat insulation screen through a fixed ring with an insulating performance; the crucible heater is arranged at the periphery of the crucible; the crucible heater is arranged between the crucible and the heat insulation screen; a channel corresponding to the spraying hole is formed in a side wall of the heat insulation screen; the hoisting flange is used for assembling and fixing the flow guide part and the heat insulation screen.