Rapid vacuum induction casting electric furnace
A vacuum induction, melting and casting furnace technology, applied in furnaces, crucible furnaces, furnace components and other directions, can solve the problems of low production efficiency, difficult to accurately control the casting amount, low product quality, etc., to improve production efficiency, shorten melting and casting time, product quality high density effect
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[0023] As shown in the figure, the vacuum induction rapid melting casting electric furnace has a frame 1, on which a vacuum system, a water cooling system 30, an intermediate frequency power supply 31 and a casting furnace 10 are arranged, and an air compressor is arranged behind the frame 1 29. Described vacuum system comprises the rotary vane vacuum pump 2 that connects successively through vacuum pipeline 19, Roots vacuum pump 4, vacuum filter 17, pre-vacuum storage tank 6 and the rectangular flange 22 that is connected with casting furnace 10, in rotary vane A vacuum differential valve 3 is provided between the vacuum pump 2 and the Roots vacuum pump 4, and a vacuum bellows 5 is respectively provided between the vacuum differential pressure valve 3 and the Roots vacuum pump 4 and between the Roots vacuum pump 4 and the vacuum filter 17. , on the vacuum pipeline 19 between the pre-vacuum storage tank 6 and the rectangular flange 22, a high vacuum valve 18, a vacuum inflatio...
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