Jaw breaking and screening all-in-one machine

The utility model discloses a jaw breaking and screening all-in-one machine which comprises a jaw breaking machine and a screening machine, the screening machine is a multi-stage screening machine, and the height of a first-stage screen at the highest position of the screening machine is between the height of a feeding port and the height of a discharging port of the jaw breaking machine; and a reciprocating transfer mechanism is arranged between the jaw crusher and the screening machine. Ore materials can be transferred between the jaw crusher and the screening machine, coarse ore particles retained on the primary screen can be automatically separated and returned to the jaw crusher to be crushed again, the rate of finished products is increased, manpower is saved, and efficiency is improved. 本实用新型公开了一种鄂破筛分一体机，包括鄂破机和筛分机，所述筛分机为多级筛分机，筛分机最高位置的一级筛网的高度位于鄂破机的进料口与出料口高度之间；所述鄂破机与筛分机之间设置往复转运机构。本实用新型能够将矿石料在鄂破机与筛分机之间进行转运，滞留在一级筛网上的较粗矿石颗粒能够自动分离并返回鄂破机再次破碎，提高成品率，节省人力，提高效率。