| CPC B65F 1/1638 (2013.01) | 16 Claims |

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1. A clutch device, comprising:
a transmission assembly, wherein the transmission assembly comprises a first connector and a second connector, the first connector is connected to the second connector, the first connector is provided with a bump on a side of the first connector close to the second connector, the second connector is provided with a groove on a side of the second connector close to the first connector, and the second connector is movable in an axial direction so that the bump is capable of being clamped in or slid out of the groove; and
a reset assembly, wherein the reset assembly comprises an elastic element, which is configured to drive the second connector to move towards the first connector;
wherein the bump is of a hemispherical shape.
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