Optical lens piece toasts equipment

The utility model discloses an optical lens piece toasts equipment, including toasting case and trays in baking ovens, the one side of toasting the case is equipped with the fan, the air intake setting of fan is in toast the bottom of case, the air intake of fan with it is equipped with first filter screen to toast between the baking chamber of incasement portion, be provided with heat exchanger before the fan air outlet, the top of toasting the case is equipped with the wind channel, the wind channel with it is equipped with the second filter screen to toast between the baking chamber of incasement portion, heat exchanger with the wind channel communicates with each other, first filter screen, fan, heat exchanger, wind channel, second filter screen and the baking chamber who toasts incasement portion form hot air circulation channel, the utility model discloses simple structure has increased the hot -air volume that the lens touched to shortened the stoving time, dustless effect of toasting can be ensured ag