Steel cord wire-drawing die
A technology for drawing dies and steel cords, applied in the direction of drawing dies, etc., can solve the problems of large drawing force, large compression ratio, low productivity, etc., and achieve the effects of reducing drawing force, increasing compression ratio, and fast setting.
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[0017] Such as figure 1 as shown, figure 1 It is a structural schematic diagram of a steel cord wire drawing die proposed by the present invention.
[0018] refer to figure 1 , the present invention proposes a steel cord wire drawing die, including a die body 1, the die body 1 has a wire drawing hole 2, and the hole structure of the wire drawing hole 2 is divided into an entrance area 21, a lubrication area 22, and a working area 23 from top to bottom. , the sizing area 24, the decompression area 25, the exit area 26, and the arc transition between the entrance area 21, the lubrication area 22, the working area 23, the sizing area 24, the decompression area 25, and the exit area 26, and the entrance area 21 , the lubricating area 22 and the working area 23 are inverted cones, the decompression area 25 and the outlet area 26 are positive cones, the sizing area 24 is cylindrical, the cone angle of the inlet area 21 is ɑ1, and the cone angle of the lubricating area 22 is ɑ2, t...
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