Efficient breaking device of spent lead acid battery

The invention provides an efficient breaking device of a spent lead acid battery. The device comprises a device shell, an inner cavity is formed in the device shell, a first rotating shaft, a second rotating shaft and a conveying auger are sequentially arranged in the inner cavity from to bottom, and are connected with the inner cavity through multiple shaft seals, a first motor is arranged at oneend of the first rotating shaft, multiple first gears are arranged on the surface of the first rotating shaft, a driving wheel is arranged on the outer side of the first rotating shaft, a driven wheel is arranged at one end of the second rotating shaft, and multiple second gears are arranged on the surface of the second rotating shaft. Multiple transmission rollers are arranged in a feeding hopper, before entering the feeding hopper, a battery has the arranging and buffering time, through ordered arranging and conveying, ordinary disordered stacking can be replaced, the first gears and the second gears can finish bre