Tubular workpiece heat treatment quenching cooling oil circulation system
The utility model relates to a tubular workpiece heat treatment quenching cooling oil circulating system which comprises a quenching box body, a cooling oil tank and a cooling oil tank, a cooling boxbody; the oil inlet pipe is connected with the quenching box body and the cooling box body; quenching...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a tubular workpiece heat treatment quenching cooling oil circulating system which comprises a quenching box body, a cooling oil tank and a cooling oil tank, a cooling boxbody; the oil inlet pipe is connected with the quenching box body and the cooling box body; quenching oil flows into the cooling box body from the quenching box body through the oil inlet pipe; the oil return pipe is connected with the quenching box body and the cooling box body, part of the oil return pipe is arranged in the quenching box body, and quenching oil flows into the quenching box bodyfrom the cooling box body through the oil return pipe; and the cylindrical pipes are arranged in the quenching box body and connected to the parts, located in the quenching box body, of the oil returnpipes, the cylindrical pipes are inserted into tubular workpieces to be quenched, and a plurality of spraying nozzles for spraying quenching oil to the inner wall faces of the corresponding tubular workpieces are arranged on t |
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