Positioning assembly and head-mounted display device

The utility model relates to a positioning assembly and a head-mounted display device, which are used for the head-mounted display device, and the positioning assembly is used for being connected with a display assembly. The positioning assembly comprises a base, at least one attachment piece and at least two first insertion pieces, the two ends, away from each other, of the base are used for being connected with a bandage, the attachment pieces and the first insertion pieces are both arranged on the base in a protruding mode, and the at least one attachment piece and the at least two first insertion pieces are not collinear. The base and the display assembly can be connected through the attachment pieces and the first insertion pieces, at least one attachment piece and at least two first insertion pieces are not collinear, and the connection stability between the base and the display assembly can be effectively improved. 本实用新型涉及定位组件及头戴式显示设备，用于头戴式显示设备，所述定位组件用于连接显示组件；所述定位组件包括基座、至少一个附接件及至少两个第一插入件，所述基座相互远离的两端用于连