Device for fixing universal joint transmission shaft

The invention discloses a device for fixing a universal joint transmission shaft. The device comprises a support rod A and a support rod B, wherein one end of the support rod A is provided with a rectangular clamping slot, the other end of the support rod A is fixedly connected with one end of an arc-shaped rod, the other end of the arc-shaped rod is connected with the support rod B, one end of the support rod B is provided with a rectangular clamping slot, the joint of the arc-shaped rod and the support rod A is hinged with a fixed arc-shaped rod, the middle part of the support rod B is provided with an annular bulge, a spring is arranged between the annular bulge and the arc-shaped rod, the spring sleeves the support rod B, the end, close to the arc-shaped rod, of the spring is fixedly connected with a sleeve, and the sleeve sleeves the support rod B. The spring and the sleeve are adopted for fixing the arc-shaped rod and the fixed arc-shaped rod, a round rod of the fixed arc-shapedrod is sleeved with the s