Supersonic flame spraying sample fixing device

The utility model discloses a hypersonic flame spraying sample fixing device which comprises a sample mounting head (1), the sample mounting head is provided with a clamping end (15) and a sample mounting end, a sample mounting groove (11) is formed in the outer circumferential surface of the sample mounting end, a detachable sample mounting structure is arranged in the sample mounting groove, and the sample mounting end is connected with the clamping end (15). A baffle (4) is detachably mounted on the sample mounting groove, and a spraying hole (41) for exposing a spraying surface of a mounted sample (6) is formed in the baffle. According to the utility model, the effective spraying area is increased, the waste of powder is reduced, the tool is reasonably protected, the situation that the tool is polluted by spraying, an additional removal process is needed, and the tool is damaged is avoided, and the service life of the tool is prolonged. 本实用新型公开了一种超音速火焰喷涂试样固定装置，包括试样安装头(1)，所述试样安装头具有一装夹端(15)和一试样安装端，所述试样安装端的外