| 摘要 |
PROBLEM TO BE SOLVED: To provide an enough rotation stop support insertion space for an engine support erected in the vicinity of a transverse frame of a main frame of a swivel frame for a swivel work machine so as to allow an operator to access inside the support easily and ensure the rigidity of supports to install them securely.SOLUTION: An engine support 18a for a swivel frame 8 is erected by joining a pair of bent plates 20 and 22 having an L-shaped cross section to form a rectangular cylindrical shape, and on the upper edge of which, a support plate 24 having a bolthole for mounting an engine is joined. One side of the bent plate 20 is joined with a transverse frame 56, and the other side extends in parallel with an outer surface 52a of a main frame 52, one side of the bent plate 22 is joined with the outer surface 52a of the main frame 52, and further, the bent plate 20 is provided with an opening 21 that allows an operator to access from the outside to the inside of the rectangular cylindrical shape by the fingers. |
