Injection molding waste gas treatment device

The utility model provides an injection molding waste gas treatment device, which belongs to the technical field of injection molding waste gas treatment, aims to solve the problems that dust is accumulated above a partition plate and is difficult to clean, and the use effect is influenced, and comprises a collecting cover, a waste gas pipeline, a filter screen, a fan, a baffle plate, a lower mounting frame and an upper mounting frame, the waste gas pipeline is welded on the upper end surface of the collecting cover; the number of the filter screens is two, and the two filter screens are connected to the upper part of the waste gas pipeline in an up-down sliding manner; the fan is in bolted connection with the lower part of the waste gas pipeline; the baffle is clamped on the front side of the waste gas pipeline; the lower mounting frame is connected to the middle part of the waste gas pipeline in a front-back sliding manner; the upper mounting rack is clamped at the upper part of the lower mounting rack; acc