| 摘要 |
PROBLEM TO BE SOLVED: To provide a roller conveying tool capable of exchanging a working roller with a good workability without damaging an annular groove. SOLUTION: The wire saw is provided with a plurality of rotatable working rollers 15-17 having outer peripheries on which annular grooves 15a-17a are provided. The roller conveying tool 55 is provided with a pair of support members 56a, 56b for supporting parts, butted to both shaft ends, other than the outer peripheries of the working rollers 15-17 (15'-17'). The roller conveying tool 55 conveys the working rollers 15-17 (15'-17') while supporting the parts butted to both shaft ends of the working rollers 15-17 (15'-17') by a pair of support members 56a, 56b. |
