After uniform cooling device and method for wire spinning steel wire rod
A technology of uniform cooling and spinneret, which is applied in workpiece cooling devices, workpiece surface treatment equipment, metal rolling, etc., can solve the problem of temperature unevenness, and achieve the effects of device simplification, convenient operation and maintenance, and uniform and stable product performance
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[0047] Example 1: A hard wire rod with a diameter of φ5.5mm, the spinning temperature is 880°C, only the air nozzle is used, and the water mist nozzle 8 is not used, and the measured temperature difference in the same circle is 55°C.
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[0048] Example 2: Cold heading steel wire rod with diameter of φ8mm, spinning temperature of 840°C, slow cooling without fan, using 12 sets of water mist nozzles 8, each cooling device upper side air inlet 14 positions installed 1 water mist nozzle 8. The flow density of the water mist nozzle 8 is 17l / m 2 ·Min, the measured temperature difference in the same circle is 70℃.
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[0049] Example 3: A hard wire rod with a diameter of φ14mm, the spinning temperature is 860°C, 8 sets of water mist nozzles 8 are used, and 2 water mist nozzles 8 and 8 water mist nozzles are installed at the 14 position of the air inlet of the upper side of each cooling device The spacing is 80mm, the flow density of the water mist nozzle 8 is 10l / m 2 ·Min, the measured temperature difference in the same circle is 50℃.
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