A gathering-type folding cart frame comprises a plurality of support mechanisms and corresponding wheels arranged under the support mechanisms, a central folding mechanism is arranged between the support mechanisms, enclosure folding mechanisms are arranged on the cart frame, and a handle is arranged on one side of the cart frame in the direction of travel; after the central folding mechanism is folded, the support mechanisms gather towards the central folding mechanism. The invention adopts a gathering-type folding method, and can be folded in the length direction and width direction at the same time after folding, the folding method is simple, easy to use, the folded volume is small, there is no sharp angle structure, and there is no safety hazard. The invention is provided with enclosures on the top of the cart frame, which can improve the strength of the top of the cart frame.