Interface card and memory card fixing device

The invention relates to an interface card and memory card fixing device. The interface card and memory card fixing device is suitable for being connected with a slot of a common mainboard and fixes an interface card or a memory card to the slot; and the interface card and memory card fixing device comprises one or more top connecting units, two elastic parts, two buckling parts and two clamping units, wherein the two ends of the top connecting units are connected with the elastic parts, the buckling parts and the clamping units in sequence correspondingly. The two buckling parts are arrangedon two buckle units on the two sides of the slot correspondingly in a buckled mode, thus the top connecting units are arranged at the top edge of the interface card or the memory card of the slot in press-fit and inserted modes, and the two clamping units clamp and fix the two buckle units correspondingly to prevent the buckle units from being unlocked and avoid looseness of the memory card and the slot. 本发明有关于一种介面卡及记忆卡固定