| 摘要 |
PROBLEM TO BE SOLVED: To sufficiently secure the supporting rigidity of an injection cylinder apparatus, and to smoothly change the vertical height positions of the injection cylinder apparatus only by using one hydraulic cylinder. SOLUTION: The apparatus is provided with a hydraulic cylinder apparatus 30 connected with the intermediate part of the front and back directions of an injection cylinder apparatus 30, and raising and lowering the injection cylinder apparatus 30; a spacer member 45 supporting the injection cylinder apparatus 30 to a prescribed height position in the front side part of the injection cylinder apparatus 30, and whose front side is exchangeable; and a back side adjustable spacer mechanism 52 supporting the injection cylinder apparatus 30 to a prescribed height position in the back side part of the injection cylinder apparatus 30. COPYRIGHT: (C)2004,JPO
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