Roller distance adjusting device for hot melt adhesive

The utility model provides a roller distance adjusting device for hot melt adhesive, includes gluing assembly and separation distance measurement subassembly, gluing assembly is including bearing theweight of chassis, rotation axis, rotatory roof -rack, bearing roller wheel and rubber coating running roller, axis of rotation sets up on bearing the weight of the chassis, rotatory roof -rack is fixed mutually with the rotation axis, the bearing roller wheel rotates and is connected with bearing the weight of the chassis, the rubber coating running roller is connected with the rotation of rotation roof -rack, bearing roller take turns and the rubber coating running roller between be provided with the waterproofing membrane rubber coating and distinguish, the separation distance measurement subassembly is including taking in shell, installation pole and a plurality of thickness measurement piece, and the tip of each thickness measurement piece do not rotates with the installation pole tobe connected, and at least