| 摘要 |
PROBLEM TO BE SOLVED: To improve longevity of a saw blade and to improve a cutting property and cutting work efficiency by sufficiently pouring cutting liquid not only on a knife edge of the saw blade but also on a drum part at the time of cutting work. SOLUTION: An endless type saw blade 7 is wound around a plural number of wheels furnished free to rotate in a saw blade housing of a sawing machine, and this saw blade 7 is rotated to travel by rotation of a plural number of the wheels. The saw blade 7 is made to pass through a slit 43 of a slit member 45 furnished with the slit 43 to clamp through a clearance in the thick direction of the saw blade 7. As cutting liquid is filled in the slit 43 by injecting the cutting liquid from an injection nozzle 33 in the slit 43, the cutting liquid is poured uniformly over the knife edge of the saw blade 7 and a drum part.
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