IP Library Granted Patent US 12709079
Granted Patent B2
US 12709079 · App. 18/723,856 · Granted Aug 18, 2026

Passenger radial tire forming machine and case thereof

Inventors: Huili Yang (Qingdao, CN); Fengxin Sun (Qingdao, CN); Yaxiong Chen (Qingdao, CN)
Assignees: MESNAC CO., LTD.; QINGDAO MESNAC MACHINERY & ELECTRIC ENGINEERING CO., LTD.
B29D30/26
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Quick Facts
Patent No.
US 12709079
App. No.
18/723,856
Granted
Aug 18, 2026
Kind
B2
Abstract

A passenger radial tire forming machine and a case thereof. The machine includes: a rotating main shaft, the rotating main shaft being provided with an air supply passage and a threading passage; an electric slip ring device fixedly connected to the rotating main shaft, the electric slip ring device being connected to a gas supply device and a power supply device; a drum device fixedly connected to the rotating main shaft, the air supply device being in communication with an air passage inlet of the drum device via the air supply pipeline, and the power supply device being electrically connected to the drum device via a cable arranged in the threading passage.

Claims (12)

1 . A cabinet of a radial tire molding machine, comprising:

a rotating main shaft, the rotating main shaft being provided with an air supply pipeline and a threading pipeline, wherein the air supply pipeline is adapted for supplying air;

an electric slip ring device fixedly connected to the rotating main shaft for connecting a gas supply device and a power supply device;

a drum device, wherein the drum device is fixedly connected to the rotating main shaft, the air supply pipeline is in communication with an air passage inlet of the drum device, and a cable electrically connected to the drum device is provided in the threading pipeline;

further comprising a pneumatic valve fixed on the rotating main shaft, wherein the pneumatic valve is in communication with an air supply duct and is used for controlling gas flow flux;

further comprising a power supply module fixed on the rotating main shaft, wherein the power supply module is electrically connected to the drum device;

further comprising an I/O module, wherein the I/O module is used for receiving and transmitting a control signal of the pneumatic valve and a signal of a detecting device in the drum device, respectively, and the I/O module is electrically connected to the detecting device in the drum device, the pneumatic valve, and the power supply module;

further comprising a first wireless communication module, wherein the I/O module transmits and receives signals from the pneumatic valve and detection devices in the drum device via the first wireless communication module; the first wireless communication module is electrically connected to both the power supply module and the I/O module;

further comprising a second wireless communication module, wherein the second wireless communication module is fixed on a cabinet frame and is in communication with a device information processing main station, and the first wireless communication module is in communication with the second wireless communication module.

2 . The cabinet of the radial tire molding machine according to claim 1 , further comprising an air chamber, wherein the air chamber is arranged along the rotating main shaft and between the air supply pipeline and the electric slip ring device, and the air chamber is in communication with the air passage inlet of the drum device through the air supply pipeline.

3 . The cabinet of the radial tire molding machine according to claim 2 , characterized in that the air chamber and the drum device are located at two ends of the rotating main shaft, respectively, and an air supply duct and an air delivery duct both extend along an axial direction of the rotating main shaft.

4 . A passenger radial tire molding machine, comprising a housing of the passenger radial tire molding machine, a gas supply device and a power supply device, wherein the gas supply device and the power supply device are respectively connected to an electric slide ring device of the housing of the passenger radial tire molding machine, and the housing of the passenger radial tire molding machine is the cabinet of the radial tire molding machine according to claim 1 .