▎ 摘　　要

NOVELTY - The device has a machine shell (3) whose end is connected with a first connecting shaft (1). A side of the first connection shaft is provided with a second connecting shaft (2). The machine shell is provided with a control panel (8). A side of the control panel is provided with a first discharging port (4). A side of the discharging port is provided with a protecting pipe (6). An inner side of the protecting pipe is provided with a spiral crushing knife (5). A side of the spiral crushing knife is connected with a rotary rod (10). A side of a ventilating port (9) is provided with a second discharging port (7). The protecting pipe is formed with the second discharging port. USE - High-efficient graphene battery paste grinding device. ADVANTAGE - The device is simple in structure and inexpensive, and has better practicability and wide range of applications, and improves graphene battery paste grinding efficiency. DESCRIPTION OF DRAWING(S) - The drawing shows a side perspective view of a high-efficient graphene battery paste grinding device. Connecting shafts (1, 2) Machine shell (3) Discharging ports (4, 7) Spiral crushing knife (5) Protecting pipe (6) Control panel (8) Ventilating port (9) Rotary rod (10)