The utility model relates to the technical field of gluing tools for
diamond decorations, in particular to a gluing device for
diamond decorations, which comprises a glue gun and an end arranged on the glue gun, a glue
extrusion nozzle is arranged on the end, a glue outlet cavity communicated with the inside of the glue
extrusion nozzle is arranged at the end of the glue
extrusion nozzle, and a glue outlet is arranged in the glue outlet cavity. A spherical cavity communicated with the outside is formed in the
cavity wall of the top of the glue outlet cavity, a plurality of hemispherical protruding blocks are fixedly installed on the
cavity wall of the spherical cavity, a
steel ball is embedded in the spherical cavity and rotatably connected with the spherical cavity, a plurality of arc-shaped grooves exposed outside are formed in the glue extrusion nozzle, and the arc-shaped grooves are communicated with the spherical protruding blocks. An
electric heating piece is fixedly installed on the groove wall of the arc-shaped groove, and a heat insulation plate is fixedly installed on the groove wall of the arc-shaped groove through a plurality of fastening screws. The
coating device can be used for uniformly
coating, can also be used for heating and is convenient to use.