CN220942725U - Corrugated H-shaped steel forming and rolling device and hot rolling system thereof - Google Patents
Corrugated H-shaped steel forming and rolling device and hot rolling system thereof Download PDFInfo
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- CN220942725U CN220942725U CN202321410926.9U CN202321410926U CN220942725U CN 220942725 U CN220942725 U CN 220942725U CN 202321410926 U CN202321410926 U CN 202321410926U CN 220942725 U CN220942725 U CN 220942725U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 75
- 239000010959 steel Substances 0.000 title claims abstract description 75
- 238000005096 rolling process Methods 0.000 title claims abstract description 29
- 238000005098 hot rolling Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000007731 hot pressing Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 12
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000013011 mating Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000010409 ironing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a corrugated H-shaped steel forming rolling device and a hot rolling system thereof, which belong to the technical field of H-shaped steel processing and comprise a web hot pressing mechanism, wherein the web hot pressing mechanism is provided with a pair of rollers and a heating mechanism for heating the pair of rollers, wherein the rollers are symmetrically arranged; a pair of rolls having a first forming roll and a second forming roll; at least one annular protruding part is constructed on the roller surface of the first forming roller, and groove parts corresponding to the protruding parts one by one are constructed on the roller surface of the second forming roller. Through improving the structure of roller for have bulge and recess portion on the roll surface of roller, make when the roll-in, can roll forming on the web of H shaped steel and form along steel extending direction's protruding structure, so that the web of H shaped steel has extending direction's ripple, the same reason disposes respectively in inboard and the outside of flange and has protruding and complex roller, makes it can process out the ripple structure on the flange, this provides an effective feasible preparation scheme for the preparation of ripple H shaped steel.
Description
Technical Field
The utility model relates to the technical field of corrugated H-shaped steel processing, in particular to a corrugated H-shaped steel forming and rolling device and a hot rolling system thereof.
Background
The corrugated H-shaped steel is a steel with grooves machined along the extending direction of the H-shaped steel, and the formed tubular steel has higher structural strength due to the corrugated state of the grooves.
In the prior art, a good scheme for preparing corrugated steel materials is not available, and particularly, H-shaped corrugated steel materials with smaller cross-sectional areas are prepared.
Disclosure of utility model
The utility model provides a corrugated H-shaped steel forming rolling device and a hot rolling system thereof, which are used for solving the defect that the corrugated H-shaped steel is difficult to prepare in the prior art.
The utility model provides a corrugated H-shaped steel forming and rolling device, which comprises:
A web hot press mechanism having a pair of rollers arranged symmetrically and a heating mechanism for heating the pair of rollers;
The pair of rolls has a first forming roll and a second forming roll;
The web hot-pressing mechanism is characterized in that at least one annular protruding part is formed on the roller surface of the first forming roller, and groove parts corresponding to the protruding parts one by one are formed on the roller surface of the second forming roller, so that the web hot-pressing mechanism can carry out ripple hot rolling on the web.
The corrugated H-shaped steel forming and rolling device provided by the utility model further comprises:
the flange hot-pressing mechanism is provided with an inner side pair roller and an outer side pair roller, and a heating part is arranged outside the outer side pair roller;
The inner pair of rollers has a third forming roller and a fourth forming roller, and the outer pair of rollers has a fifth forming roller and a sixth forming roller;
At least one annular protruding part is respectively constructed on the roller surfaces of the third forming roller and the fourth forming roller, and matching parts corresponding to the protruding parts one by one are respectively constructed on the fifth forming roller and the sixth forming roller, so that the flange hot-pressing mechanism can carry out ripple hot rolling on the flange.
The corrugated H-shaped steel forming rolling device provided by the utility model further comprises a guide mechanism which is suitable for driving a forming material to move.
According to the corrugated H-shaped steel forming rolling device provided by the utility model, the third forming roller and the fourth forming roller are respectively arranged on the upper side and the lower side of the web plate, and the fifth forming roller and the sixth forming roller are respectively arranged on the two outer sides of the flange.
According to the corrugated H-shaped steel forming rolling device provided by the utility model, the roll surfaces of the fifth forming roll and the sixth forming roll completely cover the flange.
According to the corrugated H-shaped steel forming and rolling device provided by the utility model, the protruding part is a circular ring-shaped protrusion, the depth L of the groove part is more than or equal to 2T, and T is the thickness of steel.
According to the corrugated H-shaped steel forming rolling device provided by the utility model, the protruding part is a circular ring-shaped protrusion, the depth L of the matching part is more than or equal to 2T, and T is the thickness of steel.
The utility model also provides a hot rolling system of the corrugated H-shaped steel, which is characterized by comprising a plurality of groups of corrugated H-shaped steel forming rolling devices which are arranged in a straight line.
The technical scheme provided by the embodiment of the utility model has at least the following beneficial effects:
According to the corrugated H-shaped steel forming rolling device and the hot rolling system thereof, the structure of the roller is improved, so that the roller surface of the roller is provided with the protruding parts and the groove parts, the web of the H-shaped steel can be rolled and formed to form the protruding structure along the extending direction of the steel during rolling, the web of the H-shaped steel is provided with the extending direction of the corrugation, and the inner side and the outer side of the flange are respectively provided with the protruding and matched roller, so that the flange can be provided with the corrugated structure, and an effective and feasible preparation scheme is provided for the preparation of the corrugated H-shaped steel.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a rolling device provided by the utility model;
FIG. 2 is a schematic diagram of a web hot press mechanism provided by the present utility model;
FIG. 3 is a schematic view of a flange hot press mechanism provided by the utility model;
fig. 4 is a schematic view of a corrugated H-steel structure provided by the utility model.
Reference numerals:
Web hot press mechanism 100, first forming roll 101, projection 101-1, second forming roll 102, groove 102-1, heating mechanism 103, flange hot press mechanism 200, third forming roll 201, fourth forming roll 202, fifth forming roll 203, sixth forming roll 204, heating portion 205, and guide mechanism 300.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," second, "" third, "" fourth, "" fifth, "and sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In describing embodiments of the present utility model, it should be noted that the term "coupled" should be interpreted broadly, unless otherwise indicated and limited thereto, and may be, for example, fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In the description herein, reference to the terms "particular embodiment," "particular example," "some embodiments," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
In some conventional hot rolling apparatuses, conventional H-shaped steel is rolled through a hot rolling process, and in the case of corrugated steel, since the corrugated steel has a plurality of corrugations in the extending direction, which makes it impossible to form corrugations through conventional hot rolling, improvement of conventional hot rolling rolls is required to form a corrugated structure on the steel, and specific steel structures can be referred to, and patent numbers filed by the same applicant are: chinese patent CN 202123093200.0.
The present utility model described below with reference to fig. 1 to 3 provides a corrugated H-section steel forming roll apparatus configured to be suitable for processing corrugated H-section steel, comprising a web hot press mechanism 100, the web hot press mechanism 100 having a pair of rollers arranged symmetrically and a heating mechanism 103 for heating the pair of rollers; a pair of rolls having a first forming roll 101 and a second forming roll 102; at least one annular protruding part 101-1 is formed on the roller surface of the first forming roller 101, and groove parts 102-1 corresponding to the protruding parts 101-1 one by one are formed on the roller surface of the second forming roller 102, so that the web hot pressing mechanism 100 can carry out ripple hot rolling on the web.
As shown in fig. 2, the protruding portion 101-1 and the roller are integrally formed, the width and radius of the protruding portion 101-1 are adjusted according to practical situations, the width of the notch of the groove portion 102-1 is slightly larger than the width of the protruding portion 101-1, and the inside of the groove portion 102-1 is in a circular arc structure, so that the protruding portion 101-1 presses the steel in the rolling process to form at least one protruding corrugation on the web of the steel. When arranging, all be provided with corresponding shaping roller in rough rolling process and finish rolling process for the protruding ripple of final shaping can satisfy the design demand.
Wherein the depth L of the groove part 102-1 is more than or equal to 2T, and T is the thickness of steel. In the H-shaped steel with smaller cross-sectional area, the bearing capacity is limited, and the processed corrugation fluctuation fall is large through the depth arrangement of the groove part 102-1, so that the overall strength is better, and the supporting capacity is stronger.
In a specific embodiment, the protruding portion 101-1 is a circular protrusion, that is, the cross section of the protruding portion 101-1 is an arc structure, which is convenient for roll forming, and makes the concentrated stress of the formed H-shaped corrugated steel smaller and has higher structural strength.
In a specific example, the external heating means 103 may be heated to a desired temperature, that is, the heating means 103 is not particularly limited, and for example, an induction heating system, a lamp heating system, an infrared heating system, a resistance heating system, or the like may be employed. In order to meet the requirements of processing steel, the heating temperature is preferably about 110 ℃. The heating mechanism 103 can make the temperature of the roller surface and the temperature difference between the steel billets to be rolled small, so that the roller is subjected to roller ironing operation, and the phenomenon that the forming is influenced due to the fact that the temperature of the roller surface is too low is avoided.
It will be appreciated that the positions of the first forming roller 101 and the second forming roller 102 may be interchanged, that is, the groove portion 102-1 may be formed on the roller surface of the first forming roller 101, and the protrusion portion 101-1 may be formed on the roller surface of the second forming roller 102, so that the orientation of the corrugated protrusions after forming is changed, or, of course, the corrugated protrusions with different orientations may be formed on the same web. For example, two corrugation lobes may be constructed on the same web, one facing upward and one facing downward, as shown in fig. 4.
In some embodiments, as shown in fig. 3, the flange hot-pressing mechanism 200 for corrugating the upper flange of the H-section steel is further included, the flange hot-pressing mechanism 200 has an inner side pair roller and an outer side pair roller, and a heating part 205 is configured on the outer side of the outer side pair roller; the inside pair of rolls has a third forming roll 201 and a fourth forming roll 202, and the outside pair of rolls has a fifth forming roll 203 and a sixth forming roll 204; at least one annular protruding part is respectively constructed on the roller surfaces of the third forming roller 201 and the fourth forming roller 202, and matching parts corresponding to the protruding parts one by one are respectively constructed on the fifth forming roller 203 and the sixth forming roller 204, so that the flange hot pressing mechanism 200 can carry out ripple hot rolling on the flange.
The flange is the plate body of H type web both sides, and both sides plate body and web pass through the roll squeezer roll forming, and inboard pair roller stretches into the inboard of flange to construct the bellying on the third shaping roller 201 of inboard pair roller and the fourth shaping, under the roll-in of bellying, form convex bellying on the flange, correspond and arrange outside pair roller respectively in the outside both sides of flange to make bellying and cooperation portion can correspond.
The matching part is constructed into a groove structure, and the notch size of the matching part is slightly larger than the bulge size of the bulge part, so that the flange can be constructed into a bulge corrugated structure in the rolling process.
It will be appreciated that the mating portions may also be provided on the inner pair of rollers and the corresponding projections may be provided on the outer pair of rollers, i.e. the construction positions of the projections and mating portions may be interchanged, the orientation of the corrugation projections on the flanges will be correspondingly changed after the replacement. Of course, two features of the protruding portion and the matching portion may be respectively configured on the inner pair of rollers, and the matching portion is correspondingly disposed on the outer pair of rollers to match, so that the formed flange has one flange corrugated protrusion facing inwards and one flange corrugated protrusion facing outwards, which is continuously shown in fig. 4.
In a specific example, the depth L of the matching part is more than or equal to 2T, and T is the thickness of steel. In the H-shaped steel with smaller cross-sectional area, the bearing capacity is limited, and the corrugated fluctuation drop height is large through the arrangement of the depth of the matching part, so that the overall strength is better, and the supporting capacity is stronger.
Further, the protruding portion is annular protruding, and the cross-section of protruding portion is arc structure promptly, and this is convenient for roll forming, and makes the concentrated stress of H type ripple steel after the shaping less, has higher structural strength.
In some embodiments, a guide mechanism 300 is also included and is adapted to drive movement of the modeling material such that rows of material, such as steel, pass through the guide mechanism 300 into the web press mechanism 100 and into the flange press mechanism 200.
The specific structure of the guide mechanism 300 is not particularly limited, and it is only necessary to convey the material. For example, a roller conveyor or the like may be used.
In addition, a hot rolling system of corrugated H-shaped steel comprises a plurality of groups of corrugated H-shaped steel forming rolling devices in any one of the above embodiments, wherein the groups refer to at least two groups of rolling devices.
It can be understood that in the rolling forming process of the same steel billet, the steel billet is repeatedly rolled by a plurality of groups of rolling devices, so that the steel billet forming has better forming precision, and the formed corrugated H-shaped steel has better quality.
From the above description, it is apparent to those skilled in the art that the present utility model can be used to form a convex structure along the extending direction of the steel material by modifying the structure of the roller such that the convex portion 101-1 and the concave portion 102-1 are formed on the roller surface of the roller, so that the web of the H-shaped steel material has the corrugation along the extending direction by roll forming on the web of the H-shaped steel material during rolling, and similarly, the rollers having the convex portion and the matching portion are respectively disposed on the inner side and the outer side of the flange, so that the corrugated structure can be processed on the flange, which provides an effective and feasible preparation scheme for preparing the H-shaped corrugated steel.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. The utility model provides a ripple H shaped steel shaping roll-in device which characterized in that includes:
A web hot press mechanism having a pair of rollers arranged symmetrically and a heating mechanism for heating the pair of rollers;
The pair of rolls has a first forming roll and a second forming roll;
The web hot-pressing mechanism is characterized in that at least one annular protruding part is formed on the roller surface of the first forming roller, and groove parts corresponding to the protruding parts one by one are formed on the roller surface of the second forming roller, so that the web hot-pressing mechanism can carry out ripple hot rolling on the web.
2. The corrugated H-section steel forming and rolling apparatus as claimed in claim 1, further comprising:
The flange hot-pressing mechanism is provided with an inner side pair roller and an outer side pair roller, and a heating part is arranged on the outer side of the outer side pair roller;
The inner pair of rollers has a third forming roller and a fourth forming roller, and the outer pair of rollers has a fifth forming roller and a sixth forming roller;
At least one annular protruding part is respectively constructed on the roller surfaces of the third forming roller and the fourth forming roller, and matching parts corresponding to the protruding parts one by one are respectively constructed on the fifth forming roller and the sixth forming roller, so that the flange hot-pressing mechanism can carry out ripple hot rolling on the flange.
3. The corrugated H-section steel forming roll apparatus as claimed in claim 1 or 2, further comprising a guide mechanism adapted to drive movement of the forming material.
4. The corrugated H-section steel forming roll apparatus as claimed in claim 2, wherein the third forming roll and the fourth forming roll are disposed on upper and lower sides of the web, respectively, and the fifth forming roll and the sixth forming roll are disposed on both outer sides of the flange, respectively.
5. The corrugated H-section steel forming roll apparatus as claimed in claim 2, wherein roll surfaces of the fifth forming roll and the sixth forming roll completely cover the flange.
6. The corrugated H-shaped steel forming and rolling device according to claim 1, wherein the protruding portion is a circular ring-shaped protrusion, the depth L of the groove portion is equal to or greater than 2t, and t is the thickness of steel.
7. The corrugated H-shaped steel forming and rolling device according to claim 2, wherein the protruding portion is a circular protruding portion, the depth L of the matching portion is equal to or greater than 2t, and t is the thickness of steel.
8. A hot rolling system for corrugated H-section steel, comprising a plurality of sets of the corrugated H-section steel forming and rolling apparatus according to any one of claims 1 to 7 arranged in a straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321410926.9U CN220942725U (en) | 2023-06-05 | 2023-06-05 | Corrugated H-shaped steel forming and rolling device and hot rolling system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321410926.9U CN220942725U (en) | 2023-06-05 | 2023-06-05 | Corrugated H-shaped steel forming and rolling device and hot rolling system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220942725U true CN220942725U (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321410926.9U Active CN220942725U (en) | 2023-06-05 | 2023-06-05 | Corrugated H-shaped steel forming and rolling device and hot rolling system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220942725U (en) |
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2023
- 2023-06-05 CN CN202321410926.9U patent/CN220942725U/en active Active
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