CN218798159U - Deformed steel bar of segmentation rolling line easily traces to source - Google Patents
Deformed steel bar of segmentation rolling line easily traces to source Download PDFInfo
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- CN218798159U CN218798159U CN202223224419.4U CN202223224419U CN218798159U CN 218798159 U CN218798159 U CN 218798159U CN 202223224419 U CN202223224419 U CN 202223224419U CN 218798159 U CN218798159 U CN 218798159U
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- deformed steel
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Abstract
The deformed steel bar easy to trace the source and cut the rolling line is characterized in that only one of a first salient point, a second salient point, a third salient point, a fourth salient point and a fifth salient point is arranged between every two adjacent transverse ribs behind the digital-shaped protrusion of the deformed steel bar; a first salient point used for representing a finished product rolling line produced from the left 1 is arranged between the 1 st transverse rib and the 2 nd transverse rib; a second salient point used for representing a finished product rolling line produced from the left 2 is arranged between the 2 nd transverse rib and the 3 rd transverse rib; a third salient point used for representing a rolling line produced from a left 3 finished product is arranged between the 3 rd transverse rib and the 4 th transverse rib; a fourth salient point used for representing a rolling line produced from a left 4 finished product is arranged between the 4 th transverse rib and the 5 th transverse rib; a fifth salient point used for representing a finished product rolling line produced from the left 5 is arranged between the 5 th transverse rib and the 6 th transverse rib; the accurate distinguishing of the position of each line of the traceable splitting is realized, the accurate adjustment and control are realized, the length, the negative difference and the performance difference of each line after the splitting are reduced, and the fixed length rate, the yield and the performance stability rate of the steel are improved.
Description
Technical Field
The utility model belongs to the technical field of the rolling screw-thread steel technique of segmentation and specifically relates to a easily trace to source screw-thread steel of segmentation rolling line is related to.
Background
A certain three-rolling production line in steel smelting is a multi-segmentation production line, the deformed steel bar with the phi 18 specification is subjected to three segmentation, the deformed steel bar with the phi 16/14 specification is subjected to four segmentation, and the deformed steel bar with the phi 12 specification is subjected to five segmentation processes.
Therefore, the technical problems to be solved at present are as follows:
(1) After multi-segmentation, the surface and the shape of the steel bar have no obvious difference after each segmentation line is on a cooling bed, and the steel bar can not be distinguished;
(2) The split lines cannot be distinguished, so that the length difference between the lines is large, the length of the multiple length cannot be accurately controlled, and the through length is caused by the partial length or partial short of the two sides of the split line, so that the fixed length rate is influenced, and the cost is wasted;
(3) The split lines cannot be distinguished, the split lines have different mechanical properties due to different temperatures, different water penetration uniformity and the like, but cannot correspond to the front process and be accurately adjusted, and the problem that alloy reduction space exists when the linear energy of a certain split line is higher, but the linear energy of a certain split line is lower, so that alloy reduction is restricted exists;
(4) The lines can not be distinguished during the segmentation, the negative difference between the lines is large, the overall negative difference control is conservative in order to ensure that the steel quality meets the national standard requirements, and the cost is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an easily trace to deformed steel bar of source segmentation rolling line.
In order to solve the technical problem, the utility model provides a technical scheme does:
a deformed steel bar easy to trace a source and cut a rolling line is characterized in that a rolled digital bulge for identifying the specification of the deformed steel bar is arranged on the outer surface of the deformed steel bar, and only one of a first salient point, a second salient point, a third salient point, a fourth salient point and a fifth salient point is arranged between every two adjacent transverse ribs behind the digital bulge of the deformed steel bar;
a first salient point used for representing a rolling line produced from a left 1 finished product is arranged between the 1 st transverse rib and the 2 nd transverse rib which are protruded in the digital shape of the deformed steel bar;
a second salient point used for representing a rolling line produced from a left 2 finished product is arranged between the raised 2 nd transverse rib and the raised 3 rd transverse rib in the shape of the figure of the deformed steel bar;
a third salient point for representing a rolling line produced from a left 3 finished product is arranged between the 3 rd transverse rib and the 4 th transverse rib which are protruded in the shape of the figure of the deformed steel bar;
a fourth salient point for representing a rolling line produced from a left 4 finished product is arranged between the 4 th transverse rib and the 5 th transverse rib which are protruded in the shape of the figure of the deformed steel bar;
and a fifth salient point for representing a product produced from a left 5 finished product rolling line is arranged between the 5 th transverse rib and the 6 th transverse rib after the digital protrusion of the deformed steel bar.
Preferably, the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 6-phi 10mm are all 0.30mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 12-phi 18mm are all 0.35mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 20-phi 25mm are all 0.40mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 28-phi 50mm are all 0.45mm.
Compared with the prior art, the method has the following beneficial technical effects:
(1) The development of the bar segmentation line distinguishing process realizes accurate distinguishing of the positions of the segmentation lines, accurate adjustment and control, reduces the length, negative difference and performance difference of the segmentation lines, and improves the fixed-length rate, the yield and the performance stability rate of steel products.
(2) Energy saving, environmental protection: after the project is implemented, alloy consumption and cutting loss waste are reduced, a large amount of precious alloy is saved, income is increased by about 500 ten thousand yuan, energy loss is reduced, and environmental safety is protected.
(3) Social benefit: the application can improve the alloy utilization rate, reduce the cutting loss waste caused by the length of each wire and the negative difference after cutting, improve the technical level of the bar in the cost reduction aspect, meet the production requirement and improve the productivity, is a precedent of a method for distinguishing the cutting lines by the bars, and can be used for popularizing other multi-cutting production lines subsequently.
Drawings
Fig. 1 is a schematic top view of a deformed steel bar provided with a phi 12mm easy-to-trace splitting rolling line for representing a first salient point produced from a left 1 finished product rolling line;
FIG. 2 is a schematic top view of a 12mm diameter easy-to-trace slitting line for a second salient point representing a finished product rolling line from left 2;
FIG. 3 is a schematic top view of a 12mm diameter easy-to-trace slitting line for a third salient point representing a finished product rolling line from the left 3;
FIG. 4 is a schematic top view of a 12mm diameter easy-to-trace slitting line for a fourth salient point representing a product rolling line from the left 4 according to the present application;
FIG. 5 is a schematic top view of the deformed steel bar provided with a phi 12mm easy-to-trace splitting rolling line for representing a fifth salient point produced from a left 5 finished rolling line provided by the present application;
in the figure: 1 screw thread steel, 101 digital-shaped bulges (representing phi 12mm specification), 102 transverse ribs, 103 first salient points, 104 second salient points, 105 third salient points, 106 fourth salient points and 107 fifth salient points.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-5: in the figure: the structure comprises deformed steel bar 1, a digital-shaped bulge 101 (representing a phi 12mm specification), a transverse rib 102, a first salient point 103, a second salient point 104, a third salient point 105, a fourth salient point 106 and a fifth salient point 107.
The deformed steel bar easy to trace the source, cut and roll line is characterized in that a rolled digital bulge 101 for marking the specification of the deformed steel bar is arranged on the outer surface of the deformed steel bar 1, and only one of a first salient point 103, a second salient point 104, a third salient point 105, a fourth salient point 106 and a fifth salient point 107 is arranged between every two adjacent transverse ribs 102 behind the digital bulge 101 of the deformed steel bar 1;
a first salient point 103 for representing a product produced from a left 1 finished product rolling line is arranged between a 1 st transverse rib 102 and a 2 nd transverse rib 102 behind a digital-shaped bulge 101 of the deformed steel bar 1;
a second salient point 104 for representing the product produced from the left 2 finished product rolling line is arranged between the 2 nd transverse rib 102 and the 3 rd transverse rib 102 behind the digital-shaped bulge 101 of the deformed steel bar 1;
a third salient point 105 for representing a product produced from a left 3 finished product rolling line is arranged between the 3 rd transverse rib 102 and the 4 th transverse rib 102 behind the digital-shaped bulge 101 of the deformed steel bar 1;
a fourth salient point 106 for representing the product produced from the left 4 finished product rolling line is arranged between the 4 th transverse rib 102 and the 5 th transverse rib 102 behind the digital-shaped bulge 101 of the deformed steel bar 1;
a fifth salient point 107 for representing the product produced from the left 5 finished product rolling line is arranged between the 5 th transverse rib 102 and the 6 th transverse rib 102 behind the digital-shaped bulge 101 of the deformed steel bar 1.
In one embodiment of the application, the heights of the first salient point 103, the second salient point 104, the third salient point 105, the fourth salient point 106 or the fifth salient point 107 on the phi 6-phi 10 mm-sized deformed steel bar 1 are all 0.30mm;
the heights of the first salient point 103, the second salient point 104, the third salient point 105, the fourth salient point 106 or the fifth salient point 107 on the deformed steel bar 1 with the specification of phi 12-phi 18mm are all 0.35mm;
the heights of the first salient point 103, the second salient point 104, the third salient point 105, the fourth salient point 106 or the fifth salient point 107 on the deformed steel bar 1 with the specification of phi 20-phi 25mm are all 0.40mm;
the heights of the first salient point 103, the second salient point 104, the third salient point 105, the fourth salient point 106 or the fifth salient point 107 on the deformed steel bar 1 with the specification of phi 28-phi 50mm are all 0.45mm.
In the present application, the first salient point 103, the second salient point 104, the third salient point 105, the fourth salient point 106, and the fifth salient point 107 are all disposed on the outer surface of the deformed steel bar 1, and are roll-formed by a roll, which is the same as the roll-forming of the transverse rib 102.
In the application, for example, the deformed steel bar 1 with the phi 12mm specification adopts a five-splitting process, which includes a K4 pre-split pass, a K3 split pass, a K2 finished product front pass and a K1 finished product pass, the five-splitting process is finally determined to simultaneously come out five deformed steel bars 1 which are independent from each other, each deformed steel bar 1 corresponds to a rolling mill with a finished product pass, so that 5 deformed steel bars 1 come out simultaneously and then go to a cooling bed together, and the deformed steel bar 1 which does not know the problem comes out from which finished product rolling mill when the quality problem is found, therefore, the deformed steel bar 1 which has the problem is inconvenient to track and trace the source and count, and further the corresponding rolling mill and the rolling process are inconvenient to adjust.
In the application, 1) after the steel is cut, when the length of each line and the negative difference are large when the cut steel goes to a cooling bed, the position of the cut steel can be accurately judged, the rolled line can be accurately adjusted according to the problem, the waste of the steel is avoided, the sizing rate is improved, the negative difference of each line is reduced, the unit consumption of steel billets is reduced, and the negative difference overproof risk is reduced;
2) The lines are divided according to the convex points, a mechanical tensile test can be carried out corresponding to each divided line, the yield strength and the tensile strength of each divided line are accurately corresponding, and the water cooling after rolling can be adjusted independently in a targeted mode when the performance difference between the divided lines is large, so that the performance difference between the lines is reduced, and the product quality is improved.
The method and the device not described in detail in the present invention are prior art and will not be described in detail.
The above description of the embodiments is only intended to help understand the method of the present invention and its core idea. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (2)
1. The deformed steel bar easy to trace the source and cut the rolling line is characterized in that a digital bulge for marking the specification of the deformed steel bar is arranged between two adjacent transverse ribs behind the digital bulge of the deformed steel bar, and only one of a first convex point, a second convex point, a third convex point, a fourth convex point and a fifth convex point is arranged between the two adjacent transverse ribs;
a first salient point used for representing a rolling line produced from a left 1 finished product is arranged between the 1 st transverse rib and the 2 nd transverse rib which are protruded in the digital shape of the deformed steel bar;
a second salient point used for representing a rolling line produced from a left 2 finished product is arranged between the raised 2 nd transverse rib and the raised 3 rd transverse rib in the shape of the figure of the deformed steel bar;
a third salient point for representing a rolling line produced from a left 3 finished product is arranged between the 3 rd transverse rib and the 4 th transverse rib which are protruded in the shape of the figure of the deformed steel bar;
a fourth salient point for representing a rolling line produced from a left 4 finished product is arranged between the 4 th cross rib and the 5 th cross rib which are protruded in the shape of the figures of the deformed steel bar;
and a fifth salient point for representing a finished product rolling line produced from the left 5 is arranged between the 5 th cross rib and the 6 th cross rib which are raised in the digital shape of the deformed steel bar.
2. The deformed steel bar easy to trace the source, cut and roll line of claim 1, wherein the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 6-phi 10mm are all 0.30mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 12-phi 18mm are all 0.35mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 20-phi 25mm are all 0.40mm;
the heights of the first salient point, the second salient point, the third salient point, the fourth salient point or the fifth salient point on the deformed steel bar with the specification of phi 28-phi 50mm are all 0.45mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223224419.4U CN218798159U (en) | 2022-12-02 | 2022-12-02 | Deformed steel bar of segmentation rolling line easily traces to source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223224419.4U CN218798159U (en) | 2022-12-02 | 2022-12-02 | Deformed steel bar of segmentation rolling line easily traces to source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218798159U true CN218798159U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223224419.4U Active CN218798159U (en) | 2022-12-02 | 2022-12-02 | Deformed steel bar of segmentation rolling line easily traces to source |
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| Country | Link |
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| CN (1) | CN218798159U (en) |
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2022
- 2022-12-02 CN CN202223224419.4U patent/CN218798159U/en active Active
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