Clamping structure

The utility model relates to the field of clamping, and discloses a clamping structure which comprises a left clamping block, a right clamping block, an upper adjusting block and a lower adjusting block, the left clamping block and the right clamping block are used for clamping a workpiece, and the upper adjusting block and the lower adjusting block are adjusted through an adjusting structure. The adjusting structure is used for adjusting the distance between the upper adjusting block and the lower adjusting block, the upper adjusting block and/or the lower adjusting block are/is provided with a guide structure, the guide structure is used for guiding the left clamping block and the right clamping block, and when the upper adjusting block and the lower adjusting block move oppositely, the left clamping block and the right clamping block move oppositely. And the left clamping block and the right clamping block move in opposite directions. 本实用新型涉及装夹领域，其公开了一种装夹结构，该装夹结构包括左夹紧块和右夹紧块，所述左夹紧块和所述右夹紧块用于对工件进行装夹，还包括上调节块和下