CN211361617U - Surface treatment device for wire rod - Google Patents
Surface treatment device for wire rod Download PDFInfo
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- CN211361617U CN211361617U CN201921535687.3U CN201921535687U CN211361617U CN 211361617 U CN211361617 U CN 211361617U CN 201921535687 U CN201921535687 U CN 201921535687U CN 211361617 U CN211361617 U CN 211361617U
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Abstract
The utility model relates to a surface treatment device of wire rod, which comprises a descaling part, a grinding part and a polishing part, wherein the descaling part comprises a horizontal roller set and a vertical roller set, and a plurality of horizontal rollers of the horizontal roller set are arranged in a staggered way in the front and back direction in the horizontal plane, so that the wire rod bypasses the horizontal rollers in a wave bending state in the horizontal direction; the vertical rollers of the vertical roller set are staggered back and forth in the vertical plane, so that the wire rod bypasses the vertical rollers in a wave bending state in the vertical direction; the polishing part comprises a plurality of tensioning rollers which are distributed around the wire rod in a planetary way and an abrasive belt tensioned on the tensioning rollers, the surface of the abrasive belt is tangent to the wire rod, and the tensioning rollers rotate synchronously and revolve around the wire rod in a planetary way; the polishing part comprises a horizontal polishing wheel set and a vertical polishing wheel set, and scouring pads arranged on the polishing wheels are tangent to the surface of the wire rod. The utility model discloses a mechanical type surface treatment to wire rod surface, energy-conservation, environmental protection.
Description
Technical Field
The utility model relates to a surface treatment device before wire rod is drawn.
Background
In the fields of automobiles, motorcycles, body-building equipment and the like, particularly when automobile parts such as an automobile headrest rod, an automobile engine hood supporting rod, an automobile lock catch, an automobile door lock pull rod and the like are manufactured, a bright steel wire with smooth, bright, clean, flat, pitted and other appearance defects on the surface is used as a raw material and is subjected to electroplating or electrophoretic processing to form an appearance piece, and the smooth, bright and flat degree of the surface of a steel wire substrate directly influences the appearance quality of the electroplated or electrophoresed parts. In the past, the bright steel wire is generally delivered in a straight strip state by adopting the traditional processing technology of peeling, straightening and polishing, continuous and automatic bending and forming processing on a wire rod forming machine are difficult or impossible, and the problems of low production effect and high cost exist in the production and the using processing of the steel wire. Under the current large environment advocating green environmental protection and sustainable development in the world, energy-saving and emission-reduction process technologies such as less cutting, no cutting and no pickling become the focus and the direction of effort of steel wire production enterprises.
Aiming at the surface treatment of the wire rod before the wire rod is drawn into the steel wire, the physical surface treatment is developed, the chemical surface treatment is saved, the emission reduction of enterprises is facilitated, and the environmental pollution pressure is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a surface treatment device of wire rod belongs to mechanical type surface treatment, and the wire rod does not pass through chemical pickling and involucra processing in the processing procedure, and the steel wire that the wire rod reproduction after the processing came out can reach good finish and surface quality.
The utility model provides a technical scheme that above-mentioned problem adopted does: a surface treatment device for a wire rod, characterized in that: the wire rod sequentially passes through the descaling part, the grinding part and the polishing part from front to back.
The descaling part comprises two groups of rollers: the wire rod coiling machine comprises a horizontal roller set and a vertical roller set, wherein the horizontal roller set is composed of a plurality of horizontal rollers with vertical central shafts, and the horizontal rollers are arranged in a front-back staggered manner in a horizontal plane, so that a wire rod bypasses the horizontal rollers in a wave bending state in the horizontal direction; the vertical roller set is composed of a plurality of vertical rollers with horizontal central shafts, and the vertical rollers are arranged in a front-back staggered mode in the vertical plane, so that the wire rod bypasses the vertical rollers in a wave bending state in the vertical direction.
The surface of the wire rod obtains certain elongation rate through the transmission of the horizontal wave bending state and the vertical wave bending state, and the iron oxide scale on the surface of the wire rod cracks and falls off because the iron oxide scale cannot bear the elongation, so that more than 70 percent of the iron oxide scale can be removed.
The part of polishing includes that a plurality of tensioning rollers that are planetary distribution around the wire rod and stretch-draw are in abrasive band on a plurality of tensioning rollers, the abrasive band surface is tangent with the wire rod, and a plurality of tensioning rollers do synchronous rotation, do synchronous planet revolution around the wire rod, make the abrasive band constitute circumference to polish to the wire rod surface. The grinding part and the transmission of the wire rod are synchronously matched for operation, the residual iron scale is continuously and uninterruptedly ground around the surface of the wire rod, more than 90 percent of the residual iron scale is removed, and the required surface roughness can be obtained by selecting abrasive belts with different particle sizes.
The polishing part comprises two groups of polishing wheels, a horizontal polishing wheel group and a vertical polishing wheel group, the horizontal polishing wheel group comprises two polishing wheels horizontally and symmetrically arranged relative to the wire rod, the vertical polishing wheel group comprises two polishing wheels vertically and symmetrically arranged relative to the wire rod, and scouring pads arranged on the polishing wheels are tangent to the surface of the wire rod. And (4) polishing the surface of the wire rod from four directions to completely remove residual iron scales and adhered scales.
Compared with the prior art, the utility model has the advantages of:
according to the invention, by adopting planetary abrasive belt grinding and wheel brush type scouring cloth polishing, the defect of iron scale removing effect of the roller type descaling device is overcome, the effect of the roller type descaling device is not inferior to that of chemical pickling, and the carrying capacity of a wire drawing lubricant is ensured by controlling the surface roughness, so that the drawing lubrication performance can be ensured without membrane treatment.
Compared with the traditional process, the invention does not generate waste water and waste acid, continuously performs surface treatment and drawing, has high production efficiency, and has the advantages of energy saving, environmental protection and economy.
Drawings
Fig. 1 is a schematic structural view of a wire rod surface treatment device in an embodiment of the present invention;
101 horizontal roller, 102 vertical roller, 201 tensioning roller, 202 abrasive belt, 301 polishing wheel, 302 sand-sandwiched scouring pad and 4 wire rod.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1
As shown in fig. 1, the present embodiment relates to a surface treatment device for a wire rod, which includes a descaling portion, a grinding portion, and a polishing portion, wherein the wire rod passes through the descaling portion, the grinding portion, and the polishing portion in this order from front to back.
The descaling part comprises two groups of rollers: horizontal roller group and vertical roller group, horizontal roller group comprises if four horizontal roller 101 that have vertical center pin, and four horizontal roller 101 are crisscross the setting from beginning to end in the horizontal plane, make the wire rod walk around four horizontal roller 101 with the wave bending state in the horizontal direction. The positions of the head and the tail of the four horizontal rollers are fixed, the positions of the middle two horizontal rollers can be changed, the positions of the four horizontal rollers are staggered, and the four horizontal rollers are tangent to the linear track of the wire rod. The vertical roller set is composed of four vertical rollers 102 with horizontal central shafts, the four vertical rollers 102 are arranged in a front-back staggered mode in the vertical plane, a wire rod is enabled to bypass the four vertical rollers 102 in a wave bending state in the vertical direction, similarly, the four vertical rollers are tangent to a wire rod straight line track, the positions of the head roller and the tail roller are fixed, the positions of the middle rollers can be changed, and the front position and the rear position of the four vertical rollers are staggered.
The grinding part comprises three tension rollers 201 which are distributed around the wire rod in a planetary way and an abrasive belt 202 which is stretched on the three tension rollers 201, the granularity of the abrasive belt is 180 meshes, the width of the abrasive belt is 280mm, the surface of the abrasive belt is tangent to the wire rod, the three tension rollers 201 rotate synchronously to enable the abrasive belt to grind the wire rod continuously, and meanwhile, the three tension rollers revolve around the wire rod in a synchronous planetary way, namely the rotation angular speeds are consistent, so that the abrasive belt can grind the wire rod evenly in the circumferential direction.
The polishing part comprises two groups of polishing wheels, a horizontal polishing wheel group and a vertical polishing wheel group, the horizontal polishing wheel group comprises two polishing wheels horizontally and symmetrically arranged relative to the wire rod, the vertical polishing wheel group comprises two polishing wheels vertically and symmetrically arranged relative to the wire rod, the sand inclusion scouring pad arranged on each polishing wheel is tangent to the surface of the wire rod, the diameter of each polishing wheel is 250mm, and the axial thickness of each polishing wheel is 40-50 mm.
Example 2
The embodiment relates to the production of a bright steel wire with the mark of 10 and the diameter of 6.0mm, wherein the surface treatment device provided by the embodiment 1 is adopted for the surface treatment of a wire rod, and the process steps are as follows: high-quality carbon steel wire rod → screening → mechanical descaling → sanding with sand belt → polishing with scouring pad → drawing.
(1) Wire rod: adopting a carbon steel wire rod with the diameter of 8.0mm and the mark of 10 and suitable for mechanical descaling, wherein the thickness of an iron scale on the surface of the wire rod is 7-20 mu m;
(2) screening: selecting and using a wire rod without serious scratch, corrosion, pockmark, pit and other appearance defects;
(3) mechanical descaling: a roller with the diameter of 120mm is adopted, so that the wire rod is bent and deformed on the roller, wherein the bending deformation in the horizontal direction and the bending deformation in the vertical direction are included, the surface of the wire rod obtains the elongation of 6.7%, and the iron oxide scale is cracked and dropped because the iron oxide scale cannot bear the elongation, so that 80% of the iron oxide scale is removed;
(4) sanding with an abrasive belt: an abrasive belt with the granularity of 180 meshes and the width of 280mm is adopted, the rotation line speed of the abrasive belt is 520m/min, the revolution speed of a tension roller is 350rpm, 95 percent of iron scale is removed, and the surface roughness of Ra3.2 mu m is obtained;
(5) polishing the scouring pad: a sand-sandwiched scouring pad polishing wheel with the diameter of 250mm and the thickness of 40mm is adopted, the rotating speed of the polishing wheel is 2500rpm, and all residual iron scales and adhered scales are removed;
(6) drawing: continuously drawing the steel wire to 6.0mm by 3 times, wherein the total compression ratio is 43.8 percent, the maximum partial compression ratio is 20 percent, the wire drawing speed is 60m/min, and the maximum wire drawing temperature is 70 ℃.
The produced bright steel wire has the diameter of 5.992mm, the out-of-roundness of 0.009mm, the strength of 620MPa, the surface roughness of Ra0.4 mu m, the repeated bending times of 22 times, the elongation after fracture of 10 percent, bright surface, no residual iron scale, concave points, pull marks and other appearance defects, and all the properties meet the requirements.
Although the preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A surface treatment device for a wire rod, characterized in that: comprises a descaling part, a grinding part and a polishing part, wherein the wire rod sequentially passes through the descaling part, the grinding part and the polishing part from front to back,
the descaling part comprises two groups of rollers: the wire rod coiling machine comprises a horizontal roller set and a vertical roller set, wherein the horizontal roller set is composed of a plurality of horizontal rollers with vertical central shafts, and the horizontal rollers are arranged in a front-back staggered manner in a horizontal plane, so that a wire rod bypasses the horizontal rollers in a wave bending state in the horizontal direction; the vertical roller set is composed of a plurality of vertical rollers with horizontal central shafts, and the vertical rollers are arranged in a front-back staggered manner in a vertical plane, so that a wire rod bypasses the vertical rollers in a wave bending state in the vertical direction;
the polishing part comprises a plurality of tensioning rollers which are distributed around a wire rod in a planetary way and an abrasive belt tensioned on the tensioning rollers, the surface of the abrasive belt is tangent to the wire rod, and the tensioning rollers rotate synchronously and revolve around the wire rod in a planetary way so that the abrasive belt performs circumferential polishing on the surface of the wire rod;
the polishing part comprises two groups of polishing wheels, a horizontal polishing wheel group and a vertical polishing wheel group, the horizontal polishing wheel group comprises two polishing wheels horizontally and symmetrically arranged relative to the wire rod, the vertical polishing wheel group comprises two polishing wheels vertically and symmetrically arranged relative to the wire rod, and scouring pads arranged on the polishing wheels are tangent to the surface of the wire rod.
2. The surface treatment device for a wire rod according to claim 1, wherein: the diameters of the horizontal roller and the numerical roller are 15-25 times of the diameter of the wire rod.
3. The surface treatment device for a wire rod according to claim 1, wherein: the scouring pad is a sanded scouring pad.
4. The surface treatment device for a wire rod according to claim 1, wherein: the diameter of the polishing wheel is 250mm, and the axial thickness of the polishing wheel is 40-50 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535687.3U CN211361617U (en) | 2019-09-16 | 2019-09-16 | Surface treatment device for wire rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535687.3U CN211361617U (en) | 2019-09-16 | 2019-09-16 | Surface treatment device for wire rod |
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| Publication Number | Publication Date |
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| CN211361617U true CN211361617U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921535687.3U Active CN211361617U (en) | 2019-09-16 | 2019-09-16 | Surface treatment device for wire rod |
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| CN (1) | CN211361617U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858002A (en) * | 2021-08-31 | 2021-12-31 | 浙江谋皮环保科技有限公司 | Inclination guiding and adjusting device for coiling set |
| CN113858003A (en) * | 2021-08-31 | 2021-12-31 | 浙江谋皮环保科技有限公司 | Wire rod surface treatment equipment and treatment method |
| CN115194626A (en) * | 2022-06-13 | 2022-10-18 | 浙江谋皮环保科技有限公司 | A descaling cleaning device that polishes for wire rod |
-
2019
- 2019-09-16 CN CN201921535687.3U patent/CN211361617U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858002A (en) * | 2021-08-31 | 2021-12-31 | 浙江谋皮环保科技有限公司 | Inclination guiding and adjusting device for coiling set |
| CN113858003A (en) * | 2021-08-31 | 2021-12-31 | 浙江谋皮环保科技有限公司 | Wire rod surface treatment equipment and treatment method |
| CN113858003B (en) * | 2021-08-31 | 2022-11-08 | 浙江谋皮环保科技有限公司 | Wire rod surface treatment equipment and treatment method |
| CN115194626A (en) * | 2022-06-13 | 2022-10-18 | 浙江谋皮环保科技有限公司 | A descaling cleaning device that polishes for wire rod |
| CN115194626B (en) * | 2022-06-13 | 2024-01-12 | 浙江谋皮环保科技有限公司 | A cinder cleaning device that polishes for wire rod |
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