Tire mold with adjustable pattern groove depth

The utility model discloses a tire mold with adjustable depth of a pattern groove, which relates to the technical field of automobile tires, is used for solving the problem that patterns with different depths cannot be processed by the existing mold, and comprises a segmented mold tread mold block and a groove alternating block, a plurality of alternating block fixing grooves are formed in the upper end face of the segmented mold tread mold block, the groove alternating blocks are distributed in the alternating block fixing grooves, and bolt holes penetrating through the segmented mold tread mold block in the vertical direction are formed in the alternating block fixing grooves. According to the segmented mold tread mold, the same mold can be used for producing pattern groove depths of multiple specifications, a set of independent mold does not need to be arranged for pattern production of each depth any more, the segmented mold tread mold is convenient and easy to use, meanwhile, the production cost is great