Drive drum

Abstract

The present invention provides a traveling drum that allows for the positioning of a plate within the drum body. [Solution] A running drum 10 that rotates a test tire T while in contact with its side circumferential surface, comprising a drum body 11, a plurality of plates 12 that are attached to and detached from the side circumferential surface of the drum body 11 and divided in the circumferential direction of the drum body 11, and a simulated road surface 14 formed on the plates 12, wherein the plates 12 are fastened to the drum body 11 by bolts B1, and a contact member 30 is provided at the left end of the drum body 11 that the left end surface of the plate 12 abuts against.

Claims

1. A running drum that rotates a test tire while keeping it in contact with its side surface, It comprises a roughly cylindrical drum body, a plurality of plates that are detachably attached to the side surface of the drum body and divided in the circumferential direction of the drum body, and a simulated road surface formed on the plates, The plate is fastened to the drum body by a fastening member. A contact member is provided at one end of the drum body in the axial direction, against which one end surface of the plate in the axial direction abuts. Drum for driving.

2. A travel drum according to claim 1, The contact member is provided on the side surface or one side surface in the axial direction of the drum body. Drum for driving.

3. A travel drum according to claim 1, Multiple contact members are provided. Drum for driving.

4. A travel drum according to claim 1, The aforementioned plate is provided with a protrusion, The contact member is provided with a recess into which the protrusion engages. Drum for driving.

5. A travel drum according to claim 1, The aforementioned contact member is provided with a protrusion, The plate is provided with a recess into which the protrusion engages. Drum for driving.

6. A travel drum according to claim 1, A protrusion is provided on the bottom surface of the aforementioned plate. The side surface of the drum body is provided with a recess that engages with the protrusion. Drum for driving.

7. A travel drum according to claim 1, A protrusion is provided on the side surface of the drum body. The bottom surface of the plate is provided with a recess that engages with the protrusion. Drum for driving.

8. A travel drum according to any one of claims 1 to 7, The contact member is in contact with one end surface of each of the two adjacent plates. Drum for driving.

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