| 摘要 |
PROBLEM TO BE SOLVED: To straighten a deformation generated in forming without damaging a product for a thin thickness die cast part. SOLUTION: The hot stress straightening apparatus for a die cast part 1 is provided with a treatment material holding means 2 consisting of an upper die 11 and a lower die 12, a load adjustment means 3 consisting of a weight 13 and a hanging fixture 14 for load balancing the upper die 11, a pressurizing means 4 consisting of a cylinder 15 and a shaft 16 for applying a pressure to the treatment material holding means 2, a forced convection fan 5, a heater 6 and a furnace body 7 having an opening part 9.
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