Mitsubishi Heavy Industries Machinery Technology Corporation

Mitsubishi Heavy Industries Machinery Systems, Ltd.

Bridgestone Corporation

Mitsubishi Heavy Industries Limited

Jiro Agawa

Makoto Tachibana

Tatsuya Ueda

Yoshinori Miyamoto

Morihiro Imamura

Hiroshi Miyahara

Takashi Moribe

Yasutaka Seimoto

Yoshihito Urakami

Takumi Tsumura

Mitsuru Morita

Kunio Matsunaga

Keiichi Tomoto

Hiroaki Yoneda

Shinji Okada

Shinichi Noguchi

Kazuhito Takahashi

Shinya Goto

Keiichi Tohmoto

Shuichi Hanada

A first carrying arm () and a second carrying arm () provided in a first post () and a third carrying arm () and a fourth carrying arm () provided in a second post () are provided, the first carrying arm () is turned in a direction following the third carrying arm () from a side opposite to a side on which the third carrying arm () collecting an upper rim turns to carry another upper rim to an upper spindle, and the second carrying arm () is turned in a direction following the fourth carrying arm () from a side opposite to a side on which the fourth carrying arm () collecting a lower rim turns to carry another lower rim to a lower spindle.

Rim change device, tire test device, and rim replacement method

A rotating body load measuring device () according to the present invention detects a force acting on a rotating body () that is formed in a columnar shape and rotates around a central axis (L) of a shaft body () protruding from a center of an end face, in a state where a main load is applied to the rotating body () in a main load direction (P) that is one direction in a radial direction, and includes a load cell () having a measurement center (C) and capable of measuring forces acting in at least three directions with the measurement center (C) as a reference, in which the load cell () is disposed such that the measurement center (C) and the central axis (L) overlap when viewed in the main load direction (P), and is connected to the shaft body ().

Rotating body load measuring device

The present invention includes a shaft that protrudes further toward a lower spindle side than an upper rim and includes a plurality of engagement grooves arranged in an up-down direction at an outer periphery of a lower end accommodated in a hollow portion of the lower spindle; a shaft support part that rotatably supports an upper end of the shaft; an engagement part that is accommodated within the hollow portion and is engaged with any one engagement groove of the plurality of engagement grooves; a first elevating part that is configured to integrally move the upper spindle, the shaft, and the shaft support part in the up-down direction; and a second elevating part that adjusts the length of the shaft protruding below the upper rim by changing the distance between the shaft support part and the upper spindle.

Tire holding mechanism and tire test device

A rotating body load measuring device according to the present invention includes: a first support section which supports one end portion of a shaft body, which protrudes from one end face of a rotating body, so as to be immovable in a first direction and a second direction along a central axis; a second support section which supports the other end portion of the shaft body, which protrudes from the other end face of the rotating body, so as to be immovable in the first direction and movable in the second direction; and a measuring part capable of measuring a force acting in the first direction on at least one of the first support section and the second support section from the shaft body and capable of measuring a force acting in the second direction on the first support section from the shaft body.

A mixer () includes: a pair of rotors () arranged to have a gap (SP) therebetween; a casing () in which a chamber (C) in which the pair of rotors () is disposed, an introduction port () for introducing a material to be mixed (W) into the chamber (C), and a discharge port () for discharging the material to be mixed (W) from the chamber (C) are formed; a sensor () which is disposed above the pair of rotors () and detects variation in position or pressure of the material to be mixed (W); and a control unit () which controls rotation of the pair of rotors (), based on a detection result of the sensor ().

Mixer including a sensor for detecting material to be mixed, mixing system, and method of producing mixed product

This tire marking apparatus is a tire marking apparatus for performing marking in a tire. The tire marking apparatus includes a disk part having a central axis that is adjusted substantially perpendicularly to a printing surface of the tire; a plurality of printing parts that are provided in the disk part so as to be capable of moving forward and backward with respect to the printing surface and are arranged around the central axis; and a printing driving unit that moves at least one printing part arranged at a printing position that faces the printing surface of the tire forward.

Tire marking apparatus

Provided is a tire transport method for a tire inspection system in which a tire transported from the upstream side is fastened by an upper rim and a lower rim, and a measurement is performed, wherein the method includes transport stem in which a transport mechanism having a pair of transport units split in the width direction transports the tire to a fastening position for fastening, and a parting step in which the pair of transport units is parted in the width direction, such that it is possible for the lower rim to pass between the pair of transport units.

Tire transport method, tire transport and fastening apparatus, and tire inspection system

A mixer includes: a casing having an introduction port at an upper portion and having a rotor provided with a blade portion for mixing a material to be mixed, inside thereof; a floating weight which blocks the introduction port; and a floating weight moving mechanism which has a horizontal movement unit capable of horizontally moving the floating weight in a supported state between a delivery position just above the introduction port and a retracted position being lateral to the introduction port, on the upper side of the introduction port, and can move the floating weight separately from the horizontal movement unit from the delivery position to a blocking position at which the floating weight blocks the introduction port.

Mixer provided with floating weight moving mechanism

A tire vulcanizer system in which multiple tire vulcanizers, provided with a frame and a vulcanizing mechanism that is supported by the frame and is for vulcanizing green tires, are connected, wherein the tire vulcanizers are provided with respective alignment sections, which are provided on the respective frames and are for aligning the level positions of adjacent frames relative to each other.

Tire vulcanizer system and assembly method therefor

A tire testing apparatus includes: a lower rim that is formed with a lower through hole, and a rim-side inclined surface that increases in diameter in a downward direction of an inner peripheral surface of a lower end portion of the lower through hole; an upper rim that is held to face the lower rim; an insertion part capable of being inserted through the lower through hole; and an apparatus-side inclined surface that is provided at a lower end portion of the insertion part, increases in diameter from an outer peripheral surface of the insertion part in the downward direction, and is capable of coming into contact with the rim-side inclined surface.

Tire testing apparatus

The tire vulcanizer is provided with an unloading device. The unloading device removes a vulcanized tire that has been vulcanized in the main body of the vulcanizer and conveys same to a cooling position at which the vulcanized tire is cooled, and conveys the vulcanized tire that has been cooled at the cooling position to a discharge position for transfer to an exporting device for discharging the vulcanized tire. The unloading device is provided with a support section capable of supporting the vulcanized tire, a rotational movement section for rotating the support section in a plane, and a linear movement section for moving the support section linearly.

Tire vulcanizer-unloading device and tire vulcanizer

An electrical resistance measuring device for a tire (T) that measures the electrical resistance from a bead portion () to a tread portion () and includes a measuring tip () that is curvedly deformable along the shape of the tire (T).

Electrical resistance measuring device for tire

A tire testing apparatus allows attachment and detachment of a rim assembly in which first and second rims are integrated and performs testing of a tire attached to the rim assembly. The tire testing apparatus includes a first attaching part; a second attaching part; a rotating part that rotates the first attaching part around a reference axis orthogonal to the first reference surface of the first rim attached to the first attaching part; a fixing part that fixes the first attaching part and the second attaching part to each other and is capable of releasing the fixation; an attaching portion moving part that adjusts the distance in a direction along the reference axis between the first attaching part and the second attaching part; and a rotation regulating part that regulates rotation of the second attaching part around the reference axis.

A rim assembly includes a first rim on which a first reference surface is formed, a second rim on which a second reference surface is formed, a through-hole that extends to intersect the first reference surface of the first rim and into which an inserting part is inserted, pins erected on one of the first and second reference surfaces, protruding portions formed on the other of the first and second reference surfaces, first supporting members provided for the first reference surface, and second supporting members provided for the second reference surface. Groove portions with which the protruding portions are engaged are formed around the outer peripheral surfaces of the pins. The first and second supporting members come into contact with each other when the protruding portions are separated from the groove portions, and are separated from each other when the protruding portions are engaged to the groove portions.

Rim assembly and tire testing machine

Provided is a rim exchange apparatus of a tire testing machine having a simple and space-saving configuration and capable of rotating a turntable having a plurality of rim placing parts with no interference and appropriately identifying a plurality of rim assemblies set on the turntable. A turntable is installed to be rotated about a rotary shaft with respect to the support part, a plurality of rim placing parts on which a rim assembly is placed are provided to the turntable about the rotary shaft, and reading parts are attached to the support part at a lower side of the turntable. Then, the reading parts read rim identification information of the rim assembly placed on the rim placing parts through the turntable at a predetermined reading position. Accordingly, the identification information of the rim assembly can be appropriately read with no interference with rotation of the turntable.

Growing community of inventors

Hiroshima, Japan

Jiro Agawa