Unpowered crystal bar taking device suitable for hard-shaft silicon single crystal growth furnace

The utility model discloses an unpowered crystal bar taking device suitable for a hard-shaft silicon single crystal growth furnace. The unpowered crystal bar taking device comprises a bracket; the sliding supporting plate is arranged on the lower portion of the support in an up-down sliding mode. The holding and clamping mechanism comprises two clamping jaws which are symmetrically arranged, and the holding and clamping mechanism is in sliding fit with the support in the horizontal direction; the two transmission mechanisms are symmetrically arranged on the two sides of the support, each transmission mechanism comprises a wedge block assembly and a connecting rod assembly, each wedge block assembly comprises a first wedge block and a second wedge block, the first wedge blocks are in sliding fit with the support in the vertical direction, one ends of the second wedge blocks are in sliding fit with the first wedge blocks in the first direction, and the other ends of the second wedge blocks are connected with th