Engine bracket die-casting die
The utility model belongs to the technical field of die-casting dies, and discloses an engine bracket die-casting die. The engine bracket die-casting die comprises a fixed die and a moving die, wherein two casting cavities which are arranged in parallel are formed after the fixed die and the moving...
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Sprache: | eng |
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Zusammenfassung: | The utility model belongs to the technical field of die-casting dies, and discloses an engine bracket die-casting die. The engine bracket die-casting die comprises a fixed die and a moving die, wherein two casting cavities which are arranged in parallel are formed after the fixed die and the moving die are closed; the fixed die comprises a fixed die frame, a fixed die exhaust block, a fixed die core, a fixed die oil conveying pipeline and overtrick cold holes; the moving die comprises a moving die frame, a moving die exhaust block, a moving die core and a moving die oil conveying pipeline; the two overtrick cold holes are respectively formed in the back surface, close to the thickest positions of the two casting cavities, of the fixed die frame. According to the engine bracket die-casting die, the temperature of the die is balanced by adopting the oil conveying pipeline which is reasonable in layout; the cooling of a thicker position of a casting is enhanced by adopting the overtrick cold holes, so that the number and the size of shrinkage holes formed in the positions of thicker structures of the engine bracket casting can be reduced effectively; in addition, an exhaust groove is formed between each casting cavity and the exhaust block, so that the engine bracket die-casting die is favorable to the exhaust of the die; therefore, the number and the size of air holes of the engine bracket casting are effectively reduced. |
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