CN109972787B - High-strength building beam and preparation device thereof - Google Patents
High-strength building beam and preparation device thereof Download PDFInfo
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- CN109972787B CN109972787B CN201910313421.2A CN201910313421A CN109972787B CN 109972787 B CN109972787 B CN 109972787B CN 201910313421 A CN201910313421 A CN 201910313421A CN 109972787 B CN109972787 B CN 109972787B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D21/00—Combined processes according to methods covered by groups B21D1/00 - B21D19/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D47/00—Making rigid structural elements or units, e.g. honeycomb structures
- B21D47/01—Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
- E04C3/06—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web
- E04C3/07—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web at least partly of bent or otherwise deformed strip- or sheet-like material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
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- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention provides a high-strength building beam and a preparation device thereof, wherein the high-strength building beam comprises two oppositely arranged beam frames, each beam frame comprises a cross rod, a first side frame is arranged at the left end of the cross rod, a second side frame is arranged at the right end of the cross rod, the first side frame and the second side frame are positioned at the same side of the cross rod, each second side frame comprises a first vertical rod arranged at the end part of the cross rod, a first horizontal rod arranged at the right side of the first vertical rod, a second vertical rod arranged at the right end of the first horizontal rod, a first curled edge is arranged at the left side of the second vertical rod, and an arc-shaped groove with an opening facing the cross rod is arranged on the first horizontal rod. The building beam has large bearing capacity and strength, small deformation in use, light weight, low cost and easy installation.
Description
Technical Field
The invention relates to the technical field of beam frame processing, in particular to a high-strength building beam and a preparation device thereof.
Background
The steel structure house system has the advantages of light dead weight, suitability for mass production in factories, high industrialization degree and the like, the existing building cross beam is mainly formed by integrally forming aluminum alloy, the strength cannot meet the requirements, the price of the existing aluminum product is increased due to the price of aluminum raw materials and the like, and the strength of the aluminum alloy cross beam is lower and cannot meet the building requirements. While the existing steel structure cross beams are mostly I-shaped steel frames, the weight is large, the installation is heavy, the labor intensity of workers is high, and the installation cost is high. The existing cold-formed steel unit is easy to crack in the cold-formed deformation process of high-strength steel materials, stress concentration cannot be released, and the quality of a steel structure is affected.
Disclosure of Invention
The invention provides a high-strength building beam and a preparation device thereof, wherein the building beam has large bearing capacity and strength, small deformation, light weight, low cost and easy installation when in use; the preparation device adopts gradual realization of cold bending deformation of the processing material, is suitable for high-strength steel, and solves the problem of material cracking in cold bending deformation.
The technical scheme of the invention is realized as follows: the utility model provides a high-strength building crossbeam, including the crossbeam frame that two opposition set up, the crossbeam frame includes the horizontal pole, the left end of horizontal pole is provided with first limit frame, the right-hand member is provided with the second limit frame, first limit frame and second limit frame are located the same side of horizontal pole, the second limit frame is including setting up in the first montant of horizontal pole tip, set up in the first horizon bar on first montant right side, and set up in the second montant of first horizon bar right-hand member, the left side of second montant is provided with first turn-up, be provided with the arc wall of opening orientation horizontal pole on the first horizon bar.
Further, the first side frame comprises a third vertical rod arranged at the end part of the cross rod, a second horizontal rod arranged at the left side of the third vertical rod, and a fourth vertical rod arranged at the left end of the second horizontal rod, wherein a second curled edge is arranged on the right side of the fourth vertical rod.
Further, the first curled edge comprises a first arc-shaped connecting section connected with the upper end of the second vertical rod and a first vertical section arranged at the lower end of the first arc-shaped connecting section, and the first vertical section is parallel to the second vertical rod and props against the left side of the second vertical rod.
Further, the second curled edge comprises a second arc-shaped connecting section connected with the upper end of the fourth vertical rod and a second vertical section arranged at the lower end of the second arc-shaped connecting section, and the second vertical section is parallel to the fourth vertical rod and props against the right side of the fourth vertical rod.
Further, the height of the first vertical rod is larger than that of the third vertical rod, and the cross rod, the first side frame and the second side frame are of an integrated structure.
The utility model provides a preparation facilities of high strength building crossbeam, includes the frame, and the upper end of frame is provided with cold bending mechanism, and cold bending mechanism includes the first unit that is used for the turn-up and is used for indent fashioned second unit that set gradually along crossbeam frame direction of delivery, and first unit includes 2-3 first roll sets that are used for rolling arc linkage segment, 3-4 second roll sets that are used for bending the turn-up and 3-4 third roll sets that are used for the fifty percent discount turn-up, and the second unit includes the fourth roll set of 3-5 indent.
Further, the first roller group includes first upper roller and with first upper roller complex first lower floor's roller, the both sides of first upper roller all are provided with the first arc bead that is used for rolling the arc linkage segment, the both sides of first lower floor's roller all are provided with the first arc recess of complex with first arc bead, the diameter of the first arc bead of 2-3 first roller groups increases along crossbeam frame direction of delivery in proper order.
Further, the second roller group comprises a second upper roller and a second lower roller matched with the second upper roller, the second lower roller comprises a horizontal supporting section and first bending sections which are arranged at two ends of the horizontal supporting section and incline outwards, second arc-shaped grooves matched with the arc-shaped connecting sections are formed in the joint of the first bending sections and the horizontal supporting section, and the inclination angles of the first bending sections of the 3-4 second roller groups are sequentially increased to 90 degrees from 0 degrees along the conveying direction of the beam frame.
Further, the third roller group comprises a third upper roller and a third lower roller matched with the third upper roller, the third upper roller comprises a compaction roller body and folding roller bodies oppositely arranged on two sides of the compaction roller body, the folding roller bodies comprise second bending sections inclined inwards, and the inclination angles of the second bending sections of the 3-4 third roller groups are sequentially reduced to 0 degrees from 90 degrees along the conveying direction of the beam frame.
Further, the fourth roller group includes fourth upper roller and with fourth upper roller complex fourth lower floor roller, fourth lower floor roller includes first horizontal indent section, first horizontal indent section one end is provided with the second horizontal indent section, the other end is provided with the third horizontal indent section, be provided with the second arc bead that is used for rolling the arc wall on the third horizontal indent section, the outer end of second horizontal indent section and third horizontal indent section all is provided with the third bending section of outside slope, the inclination of the third bending section of 3-5 fourth roller groups increases to 90 in proper order along the direction of delivery of crossbeam frame from 0.
The invention has the beneficial effects that: the building beam has large bearing capacity and strength, small deformation in use, light weight, low cost, easy installation and long service life; providing an arcuate slot for stress relief in cold bending deformation by providing a first bead and a second bead for enhancing the strength of the edge; when the crossbeam is used, concrete is poured, the cross bars of the two crossbeam frames are matched, the bearing capacity and strength of the crossbeam are increased, and the combination strength of the crossbeam and the concrete is increased due to the design of the first curled edge and the second curled edge. The building beam has the advantages of small deformation, light weight, low cost and easy installation.
The preparation device of the high-strength building beam adopts gradual realization of cold bending deformation of the processed material, is suitable for high-strength steel, is beneficial to stress release in the material processing process, and solves the problem of material cracking in the cold bending deformation.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a high strength building beam according to the present invention;
FIG. 2 is a schematic structural view of a manufacturing apparatus;
FIG. 3 is a schematic view of the structure of the first roll set;
FIG. 4 is a schematic view of a second roll stack having a first bend segment less than 90;
FIG. 5 is a schematic view of a second roll stack with a first bend segment of 90;
FIG. 6 is a schematic view of a third roll stack with a second bending section less than 90;
FIG. 7 is a schematic view of a third roll stack with a second bending section of 0;
FIG. 8 is a schematic view of a fourth roll stack having a third bend segment less than 90;
fig. 9 is a schematic view of a fourth roll stack with a third bending section of 90 °.
The horizontal bar 1, the first vertical bar 2, the first horizontal bar 3, the second vertical bar 4, the first arc connecting section 5, the first vertical section 6, the arc groove 7, the third vertical bar 8, the second horizontal bar 9, the fourth vertical bar 10, the second arc connecting section 11, the second vertical section 12, the frame 13, the first roller group 14, the second roller group 15, the third roller group 16, the fourth roller group 17, the first upper roller 18, the first lower roller 19, the first arc rib 20, the second upper roller 21, the second lower roller 22, the horizontal support section 23, the first bending section 24, the second arc groove 25, the third upper roller 26, the third lower roller 27, the pinch roller body 28, the second bending section 29, the fourth upper roller 30, the fourth lower roller 31, the first horizontal pressing section 32, the second horizontal pressing section 33, the third horizontal pressing section 34, the second arc rib 35, the third arc rib 36, the first pressing protrusion 37, the second pressing protrusion 38, the third arc protrusion 39 and the third arc groove 40.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, a high-strength building beam comprises two beam frames which are oppositely arranged, wherein each beam frame comprises a beam 1, the left end of each beam 1 is provided with a first side frame, the right end of each beam 1 is provided with a second side frame, the first side frames and the second side frames are positioned on the same side of each beam 1, each second side frame comprises a first vertical rod 2 arranged at the end part of each beam 1, a first horizontal rod 3 arranged on the right side of each first vertical rod 2, a second vertical rod 4 arranged on the right end of each first horizontal rod 3, a first curled edge is arranged on the left side of each second vertical rod 4, each first curled edge comprises a first arc-shaped connecting section 5 connected with the upper end of each second vertical rod 4 and a first vertical section 6 arranged at the lower end of each first arc-shaped connecting section 5, and each first vertical section 6 is parallel to each second vertical rod 4 and is propped against the left side of each second vertical rod 4. The first horizontal rod 3 is provided with an arc-shaped groove 7 with an opening facing the cross rod 1, and the cross rod 1, the first side frame and the second side frame are of an integrated structure.
The first side frame comprises a third vertical rod 8 arranged at the end part of the cross rod 1, a second horizontal rod 9 arranged at the left side of the third vertical rod 8, and a fourth vertical rod 10 arranged at the left end of the second horizontal rod 9, wherein the right side of the fourth vertical rod 10 is provided with a second curled edge, the height of the first vertical rod 2 is greater than that of the third vertical rod 8, the second curled edge comprises a second arc-shaped connecting section 11 connected with the upper end of the fourth vertical rod 10 and a second vertical section 12 arranged at the lower end of the second arc-shaped connecting section 11, and the second vertical section 12 is parallel to the fourth vertical rod 10 and props against the right side of the fourth vertical rod 10.
The high-strength building beam adopts high-strength steel materials of safety steel, and the yield strength and the tensile strength are both above 500 MPa.
The application method of the embodiment comprises the following steps: the two oppositely arranged beam frames are respectively an upper beam frame with an upward opening and a lower beam frame which is arranged at the lower end of the upper beam frame and faces the opening, when the beam frame is used, the beam frames 1 of the upper beam frame and the lower beam frame are fixed together through rivet welding, reinforced concrete is poured at the upper end of the beam frame 1 of the upper beam frame, and the lower end of the lower beam frame is used as the upper end of a building door frame, so that personnel can conveniently pass through the beam frame.
Example two
As shown in fig. 2, the preparation device of the high-strength building beam comprises a frame 13, wherein a cold bending mechanism is arranged at the upper end of the frame 13 and driven by a motor, the cold bending mechanism comprises a first unit for curling and a second unit for grooving, the first unit comprises 2-3 first roller groups 14 for rolling arc-shaped connecting sections, 3-4 second roller groups 15 for bending curling and 3-4 third roller groups 16 for folding curling, the second unit comprises 3-5 fourth roller groups 17 for grooving, and the first unit and the second unit are sequentially arranged along the conveying direction of the beam frame.
As shown in fig. 3, the first roller set 14 includes a first upper roller 18 and a first lower roller 19 cooperating with the first upper roller 18, both sides of the first upper roller 18 are provided with first arc-shaped ribs 20 for rolling the arc-shaped connection section, both sides of the first lower roller 19 are provided with first arc-shaped grooves cooperating with the first arc-shaped ribs 20, and diameters of the first arc-shaped ribs 20 of 2-3 first roller sets 14 are sequentially increased along the conveying direction of the beam frame for gradually pressing the arc-shaped connection section of the depth on the steel plate.
As shown in fig. 4 and 5, the second roller set 15 includes a second upper roller 21 and a second lower roller 22 cooperating with the second upper roller 21, the second lower roller 22 includes a horizontal support section 23 and first bending sections 24 disposed at both ends of the horizontal support section 23 and inclined outwards, the junction of the first bending sections 24 and the horizontal support section 23 is provided with second arc grooves 25 cooperating with arc connection sections, and the inclination angles of the first bending sections 24 of 3-4 second roller sets 15 are sequentially increased from 0 ° to 90 °, such as sequentially 10 °, 30 °, 60 ° and 90 °, as required, and the inclination angles of 3-4 first bending sections 24 may be set as required.
As shown in fig. 6 and 7, the third roll set 16 includes a third upper roll 26 and a third lower roll 27 cooperating with the third upper roll 26, the third upper roll 26 includes a pinch roll body 28 and a pair of folding roll bodies disposed opposite to both sides of the pinch roll body 28, the pair of folding roll bodies includes inwardly inclined second bending sections 29,3-4 of the second bending sections 29 of the third roll set 16, and the inclination angles of the second bending sections 29 are sequentially reduced from 90 ° to 0 °, such as sequentially 80 °, 60 °, 30 ° and 0 °, in the conveying direction of the cross frame, and may be set as desired.
As shown in fig. 8 and 9, the fourth roll set 17 includes a fourth upper roll 30 and a fourth lower roll 31 cooperating with the fourth upper roll 30, the fourth lower roll 31 includes a first horizontal pressing groove section 32, one end of the first horizontal pressing groove section 32 is provided with a second horizontal pressing groove section 33, the other end is provided with a third horizontal pressing groove section 34, the third horizontal pressing groove section 34 is provided with a second arc-shaped rib 35 for rolling the arc-shaped groove 7, the outer ends of the second horizontal pressing groove section 33 and the third horizontal pressing groove section 34 are provided with third bending sections 36,3-5 inclined outwards, the inclination angles of the third bending sections 36 of the fourth roll set 17 are sequentially increased from 0 ° to 90 °, such as sequentially 10 °, 30 °, 60 ° and 90 °, and the inclination angles of the third bending sections 36 can be set as required. The fourth upper roller 30 comprises a first pressing projection 37 matched with the first horizontal pressing groove section 32, a second pressing projection 38 matched with the second horizontal pressing groove section 33 is arranged on one side of the first pressing projection 37, a third pressing projection 39 matched with a third horizontal pressing groove is arranged on the other side of the first pressing projection 37, and a third arc-shaped groove 40 matched with the second arc-shaped convex edge 35 is arranged on the third pressing projection 39.
The application method of the embodiment comprises the following steps: the steel plate passes through a first roller group 14 to form a first arc-shaped connecting section 5 and a second arc-shaped connecting section 11, passes through a second roller group 15 to form a structure that the first arc-shaped connecting section 5 and the second arc-shaped connecting section 11 are bent to be vertical by 90 degrees, and passes through a third roller group 16 to fold the first arc-shaped connecting section 5 and the second arc-shaped connecting section 11 on the steel plate; the cold bending rolling of the beam frame is completed through the fourth roll set 17.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. The utility model provides a preparation facilities of high strength building crossbeam, includes frame (13), and the upper end of frame (13) is provided with cold bending mechanism, its characterized in that: the cold bending mechanism comprises a first unit for curling and a second unit for pressing groove forming, which are sequentially arranged along the conveying direction of the beam frame, wherein the first unit comprises 2-3 first roller groups (14) for rolling arc-shaped connecting sections, 3-4 second roller groups (15) for bending curling and 3-4 third roller groups (16) for folding curling, and the second unit comprises 3-5 fourth roller groups (17) for pressing grooves;
the first roller group (14) comprises a first upper roller (18) and a first lower roller (19) matched with the first upper roller (18), first arc-shaped convex edges (20) for rolling the arc-shaped connecting section are arranged on two sides of the first upper roller (18), first arc-shaped grooves matched with the first arc-shaped convex edges (20) are formed on two sides of the first lower roller (19), and the diameters of the first arc-shaped convex edges (20) of 2-3 first roller groups (14) are sequentially increased along the conveying direction of the beam frame;
the second roller group (15) comprises a second upper roller (21) and a second lower roller (22) matched with the second upper roller (21), the second lower roller (22) comprises a horizontal support section (23) and first bending sections (24) which are arranged at two ends of the horizontal support section (23) and incline outwards, a second arc-shaped groove (25) matched with the arc-shaped connecting section is formed at the joint of the first bending sections (24) and the horizontal support section (23), and the inclination angles of the first bending sections (24) of the 3-4 second roller groups (15) are sequentially increased to 90 degrees from 0 degrees along the conveying direction of the beam frame;
the third roller group (16) comprises a third upper roller (26) and a third lower roller (27) matched with the third upper roller (26), the third upper roller (26) comprises a compaction roller body (28) and folding roller bodies oppositely arranged on two sides of the compaction roller body (28), each folding roller body comprises second bending sections (29) inclined inwards, and the inclination angles of the second bending sections (29) of the 3-4 third roller groups (16) are sequentially reduced to 0 degree from 90 degrees along the conveying direction of the beam frame;
the fourth roller group (17) comprises a fourth upper roller (30) and a fourth lower roller (31) matched with the fourth upper roller (30), the fourth lower roller (31) comprises a first horizontal pressing groove section (32), one end of the first horizontal pressing groove section (32) is provided with a second horizontal pressing groove section (33), the other end of the first horizontal pressing groove section is provided with a third horizontal pressing groove section (34), the third horizontal pressing groove section (34) is provided with a second arc-shaped convex edge (35) for rolling the arc-shaped groove (7), the outer ends of the second horizontal pressing groove section (33) and the third horizontal pressing groove section (34) are respectively provided with a third bending section (36) which is inclined outwards, and the inclination angles of the third bending sections (36) of the 3-5 fourth roller groups (17) are sequentially increased from 0 degrees to 90 degrees along the conveying direction of the beam frame.
2. A high-strength building beam prepared by the preparation device of claim 1, which is characterized in that: including two crossbeam framves that set up in opposite directions, crossbeam frame includes horizontal pole (1), the left end of horizontal pole (1) is provided with first frame, the right-hand member is provided with the second frame, first frame and second frame are located same one side of horizontal pole (1), the second frame is including setting up in first montant (2) of horizontal pole (1) tip, set up in first horizon bar (3) on first montant (2) right side, and set up in second montant (4) of first horizon bar (3) right-hand member, the left side of second montant (4) is provided with first turn-up, be provided with arc groove (7) of opening orientation horizontal pole (1) on first horizon bar (3).
3. A high-strength building beam according to claim 2, wherein: the first side frame comprises a third vertical rod (8) arranged at the end part of the cross rod (1), a second horizontal rod (9) arranged at the left side of the third vertical rod (8) and a fourth vertical rod (10) arranged at the left end of the second horizontal rod (9), wherein a second curled edge is arranged on the right side of the fourth vertical rod (10), and the height of the first vertical rod (2) is larger than that of the third vertical rod (8).
4. A high-strength building beam according to claim 2, wherein: the first curled edge comprises a first arc-shaped connecting section (5) connected with the upper end of the second vertical rod (4) and a first vertical section (6) arranged at the lower end of the first arc-shaped connecting section (5), and the first vertical section (6) is parallel to the second vertical rod (4) and is propped against the left side of the second vertical rod (4).
5. A high-strength building beam according to claim 3, wherein: the second curled edge comprises a second arc-shaped connecting section (11) connected with the upper end of the fourth vertical rod (10) and a second vertical section (12) arranged at the lower end of the second arc-shaped connecting section (11), and the second vertical section (12) is parallel to the fourth vertical rod (10) and props against the right side of the fourth vertical rod (10).
6. A high-strength building beam according to claim 2, wherein: the cross rod (1), the first side frame and the second side frame are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910313421.2A CN109972787B (en) | 2019-04-18 | 2019-04-18 | High-strength building beam and preparation device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910313421.2A CN109972787B (en) | 2019-04-18 | 2019-04-18 | High-strength building beam and preparation device thereof |
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| CN109972787A CN109972787A (en) | 2019-07-05 |
| CN109972787B true CN109972787B (en) | 2023-08-01 |
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| CN201910313421.2A Active CN109972787B (en) | 2019-04-18 | 2019-04-18 | High-strength building beam and preparation device thereof |
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| WO2024036675A1 (en) * | 2022-08-18 | 2024-02-22 | 南通欧本建筑科技有限公司 | Purline with two-layer flanges and method for preparing same |
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| CN203846676U (en) * | 2014-04-14 | 2014-09-24 | 泰安科诺型钢股份有限公司 | Novel n-shaped opened cold-rolled sectional steel |
| CN206567376U (en) * | 2017-03-22 | 2017-10-20 | 广州市精丰机械有限公司 | A kind of rumble bone machine for being used to process thicker sheet material groove |
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