Textile testing clamp of oxygen index testing instrument

The utility model discloses an oxygen index test instrument textile test fixture, the oxygen index test instrument textile test fixture comprises a sample clamp, a plug-in rod and a fixed seat, the top of the sample clamp is provided with a plug-in groove, the plug-in rod is plugged in the plug-in groove, the outer surface of the plug-in rod is sleeved with the fixed seat, one side of the sample clamp is provided with a hinge, and the other side of the sample clamp is provided with a pin. An adjusting bolt is connected to the other side of the sample clamp in a threaded and penetrating mode, an extrusion plate is connected to the front end of the adjusting bolt, through arrangement of the sample clamp and a hinge, when a worker uses the device, through arrangement of a telescopic rod, the limiting auxiliary effect on movement of the extrusion plate is achieved, and the clamping stability is improved; the flame-retardant pad is arranged, so that the influence of sample combustion on the extrusion plate can be