Patent ID: 8157231

Claim:
A positioning apparatus, applied on equipment with a plurality of single axles, the positioning apparatus comprising: two bases oppositely positioned in the equipment; an adjusting device located in each of the bases and corresponding each the single axle, the adjusting device for adjusting a position of the corresponding single axle in a direction parallel to the corresponding base; and a fixing device corresponding to the adjusting device and for fixing the corresponding adjusting device on the corresponding base, wherein a fastening direction of the fixing device is vertical to an adjusting direction of the adjusting device, wherein, the fastening direction is the direction through the base, and the adjusting direction is the direction parallel to the base, wherein the adjusting device comprises: an adjusting chunk slidingly positioned in a cavity of the corresponding base, the adjusting chunk having a plurality of slots and a loading portion distributed on the adjusting chunk, wherein the loading portion is configured for loading the corresponding single axle; and an adjuster movably positioned in the corresponding base and being attached to the adjusting chunk, wherein the adjusting chunk is moved with the sliding of the adjuster while the adjuster is slid in a sliding direction parallel to the direction parallel to the corresponding base, and the sliding direction is the adjusting direction.