Two-stage heavy-load type mold transfer trolley
The invention belongs to the technical field of vacuum equipment, and particularly relates to a two-stage heavy-load mold transfer trolley. The invention aims to overcome the problems of limited hoisting conditions of a factory building, in-furnace installation of a large-tonnage casting mold and ou...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention belongs to the technical field of vacuum equipment, and particularly relates to a two-stage heavy-load mold transfer trolley. The invention aims to overcome the problems of limited hoisting conditions of a factory building, in-furnace installation of a large-tonnage casting mold and out-of-furnace transfer. Comprising a casting platform, an upper-layer frame, a lower-layer frame, a platform advancing oil cylinder and a platform lifting oil cylinder. The casting platform is of a disc structure, and long-strip-shaped T-shaped holes are formed in the disc structure. A through hole is formed in the circle center of the disc structure, the lower-layer frame is provided with a guide middle shaft, and the guide middle shaft sequentially penetrates through the upper-layer frame and the through hole; the platform lifting oil cylinder is fixed to the upper-layer frame, and an ejector block is arranged at the end of a piston rod of the platform lifting oil cylinder and makes contact with the bottom of the |
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