Continental Aktiengesellschaft

Continental Gummi-werke Aktiengesellschaft

Continental Aktiengesselschaft

Hubert Ringhoff

Andreas Jungk

Gerd Morig

Hans Menell

Jurgen Rump

Dietrich Luderwald

The invention relates to a feeding device for strip-shaped tire components. The inventive device is situated in a conveying device for a tire construction drum. The feeding device comprises one or several storage means, feeding and cutting devices pertaining thereto as well as transport devices by means of which the cut tire components are transported to the tire construction drum. The transport devices which withdraw the tire component from the storage means and position said tire component under the cutting device and the transport devices which transport the cut tire component to the tire construction drum are configured as an interconnected one-piece transport system in a transport line. The transport system can be displaced between a rear cutting and feeding position and a support position that is moved to the front. The conveying devices are arranged in such a way that the one-piece transport system engages with the cutting devices in the rear position thereof. The conveying devices and the one-piece transport system are provided with holding and fixing devices for the tire component. The holding and fixing devices can be carried to the tire component and fix the tire component during displacement of the one-piece transport system, whereby said component has been withdrawn from the storage means and, after cutting, remains adjacent to the storage means in relation to the cutting line. Said holding and fixing devices also fix the tire component that is already fed to the one-piece transport system.

Feeding device for strip shaped tire components

Device and process for constructing a carcass and for preshaping an unvulcanized rubber tire includes a preshaping device. An axially adjustable hollow, cylindrical body associated with the preshaping device has a radially outermost surface. An adjustment device capable of adjusting an axial position of the cylindrical body between an operating position and a rest position is provided. A second body having a radially outermost surface is adapted to form a substantially cylindrical, sealed construction surface with the radially outermost surface of the cylindrical body in the operating position. The preshaping device, in the operating position, is positioned axially inside the cylindrical body in a same axial position as the cylindrical body to enable positioning the carcass without the carcass being affected by the preshaping device. The preshaping device, in the rest position, is positioned axially outside the cylindrical body to enable preshaping of tires without the preshaping of the tires being affected by the cylindrical body. The process includes positioning a cylindrical drum surface to at least partially surround a preshaping device, assembling a carcass on the cylindrical drum surface radially outside the preshaping device, sliding at least a part of the cylindrical drum surface to an axial position beyond the preshaping device, and shaping the assembled carcass by using the preshaping device.

Device and process for constructing the carcass and for preshaping a

The build-up drum of build-up machines is frequently interchangeably mounted on its drive shaft in order to be able to adapt to changes in dimension in the production program with one and the same machine. If the operating and control elements associated with the drum bear directly against the end walls of the drum, each change of the drum requires considerable expense for adjustments and alignments. This is avoided by providing the build-up drum on both sides with a respective spacer and abutment sleeve against which the movable operating and control elements can bear in a constantly uniform orientation relative to the middle of the drum as the critical reference plane.

Tire build-up machine

Growing community of inventors

Seelze, Germany

Hubert Ringhoff