METHODS AND APPARATUS FOR APPLYING CUSHION GUM TO A TIRE CASING

摘要

Methods, computer programs, and apparatus for applying a layer of cushion gum to a tire casing in preparation for the retreading of the tire casing, the steps of the methods including selecting one of a plurality recipes for applying cushion gum based on one of a size, model and shape of the tire casing; pressurizing the tire casing to a predetermined pressure based on the recipe; crushing the tire casing by an extruder head a predetermined percentage of the tire casing radius or a predetermined distance, the predetermined percentage based on the recipe; and extruding the cushion gum from the extruder head. The extruder head may be translatable by way of a screw drive.

主权项

1. A cushion gum applicator, comprising:
a cushion gum extruder having an extruder head; a tire casing mount for mounting and rotating a tire casing; a controller comprising a processor and a memory storage device that stores instructions readable by the processor, the instructions including:
selecting instructions for selecting one of a plurality of recipes for applying cushion gum based on one of a size, model and shape of the tire casing;pressurizing instructions for pressurizing the tire casing to a predetermined pressure based on the selected recipe;crushing instructions for crushing the tire casing with an extruder head a predetermined amount of the tire casing radius, the predetermined amount based on the selected recipe;extruding instructions for extruding the cushion gum from the extruder head onto the tire casing as the tire casing rotates and as the tire casing is crushed according to the crushing instructions.