Method for producing brass wires for videos
A production method and wire rod technology, which is applied in the field of production of brass wire rods for video, can solve the problems of high impurity content, failure to reach, and easy breakage of wire rods, and achieve high purity, good annealing effect, and low impurity content.
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Embodiment 1
[0020] A kind of production method of brass wire rod for video provided by the invention, concrete production method step is as follows:
[0021] Step 1: Select raw materials, select pure copper + zinc as raw materials for production;
[0022] Step 2: Carry out stretching treatment, use the drawing die to stretch the copper wire, cool the zinc-copper wire, refine the crystal grain on the surface of the copper casting blank, and fix the core of the zinc-copper wire at the same time;
[0023] Step 3: Carry out peeling treatment, use a planer to carry out peeling treatment on the zinc copper wire, and remove the crystal lines on its surface;
[0024] Step 4: Use a wire drawing machine to carry out multi-mode connection of the zinc-copper wire, and draw the wire diameter of the zinc-copper wire from 8mm to 3mm;
[0025] Step 5: Take up the zinc-copper wire naturally to ensure that the gap between the wires is large;
[0026] Step 6: Use DC voltage for annealing, and the processi...
Embodiment 2
[0030] The drawing die of the wire drawing machine includes a lubricating area, a working area, a sizing area and an exit area. The lubricant stays in the lubricating area and is brought into the working area. The size of the outgoing wire rod is accurate, the shape meets the requirements, the exit area does not scratch the wire rod coming out of the sizing area, and at the same time prevents the wire from being broken when the wire drawing machine stops in the middle.
Embodiment 3
[0032] The wire drawing die should be made of a material that is not easily deformed and has a certain life. In this embodiment, the wire drawing die is made of a material that is not easily deformed, so that the size of the drawn wire is accurate and the shape is compounded. The mold has a certain life and will not wear out quickly. , making the diameter out of tolerance.
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