CN108396863A - A kind of steel structure member and its manufacture craft - Google Patents

A kind of steel structure member and its manufacture craft Download PDF

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Publication number
CN108396863A
CN108396863A CN201810157557.4A CN201810157557A CN108396863A CN 108396863 A CN108396863 A CN 108396863A CN 201810157557 A CN201810157557 A CN 201810157557A CN 108396863 A CN108396863 A CN 108396863A
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CN
China
Prior art keywords
steel
plate
web
wing plate
less
Prior art date
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CN201810157557.4A
Other languages
Chinese (zh)
Inventor
林学铭
Original Assignee
桐乡聚业钢结构有限公司
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Priority to CN201810157557.4A priority Critical patent/CN108396863A/en
Publication of CN108396863A publication Critical patent/CN108396863A/en

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2406Connection nodes
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2415Brackets, gussets, joining plates
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2418Details of bolting
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403Connection details of the elongated load-supporting parts
    • E04B2001/2424Clamping connections other than bolting or riveting

Abstract

The invention discloses a kind of steel structure member and its manufacture crafts, are related to Section Steel Production equipment, and technical points are:A kind of steel structure member, including H profile steel and several stiffener plates being arranged in H profile steel, the H profile steel includes web and two blocks of wing plates perpendicular with the web, the wing plate is equipped with two blocks of L-type plates on side close to each other, two blocks of L-type plates are oppositely arranged, and the groove for supplying the stiffener plate grafting is constituted between the wing plate, it is spaced apart on the L-type plate and is equipped with several through-holes.The present invention improves the stability connected between stiffener plate and L-type plate, further increases the contact area between stiffener plate and web and wing plate, to improve the stability connected between stiffener plate, web and two blocks of wing plates.The technological process of invention is not only easy to operate simultaneously, and technological process is simple, and can also improve stability when steel structure member installation.

Description

A kind of steel structure member and its manufacture craft
Technical field
The present invention relates to Section Steel Production equipment, more specifically, it relates to a kind of steel structure member and its manufacture craft.
Background technology
H profile steel is a kind of area of section distribution more optimization, the more rational economic section high efficiency section bar of the ratio of strength to weight, because of it Section is identical as English alphabet " H " and gains the name;The production of modern H profile steel is generally required by two steps of spot welding and full weld, point Weldering refers to that one block of web and two blocks of wing plates is tentatively fixed by way of spot welding, is generally required in this process vertical by group Machine.
Currently, existing steel structure member is during processing, it is main to be consolidated web and two blocks of wing plates using the vertical machine of group Then fixed assembling uses mash welder electric welding to pre-fix again, then use automatic welding machine to carry out arc welding again and fix;Then in abdomen Stiffener plate is reinforced between plate and wing plate, but due to the finite thickness of stiffener plate, between stiffener plate and web and wing plate The area of connection is smaller, and connective stability is not high.Therefore need to propose a kind of new technical solution to solve the above problems.
Invention content
In view of the deficienciess of the prior art, the purpose of the present invention one is to provide a kind of steel structure member and its makes work Skill increases the contact area between stiffener plate and L-type plate, further improves stiffener plate, abdomen by the way that L-type plate is arranged The stability connected between plate and two blocks of wing plates.
To achieve the above object one, the present invention provides following technical solutions:A kind of steel structure member, including H profile steel and Several stiffener plates being arranged in H profile steel, the H profile steel include web and two blocks of wing plates perpendicular with the web, institute It states wing plate and is equipped with two blocks of L-type plates on side close to each other, two blocks of L-type plates are oppositely arranged, and are constituted between the wing plate It is spaced apart for the groove of the stiffener plate grafting, on the L-type plate and is equipped with several through-holes.
By using above-mentioned technical proposal, web and two blocks of wing plates are welded into H profile steel through organizing the machine of standing first, then root According to detail of construction and technological requirement, L-type plate is welded on wing plate and web successively, is constituted between adjacent two blocks of L-type plates at this time For the groove of stiffener plate grafting, is then applied at the both ends of stiffener plate and be covered with seccotine, stiffener plate is inserted into above-mentioned recessed In slot, then the surrounding of stiffener plate is respectively welded on web or wing plate using automatic welding machine, at this time part seccotine It is flowed out from through-hole, the seccotine after solidification, which is in the form of a column, to be set in through-hole, is which thereby enhanced and is connected between stiffener plate and L-type plate Stability, the contact area between stiffener plate and web and wing plate is further increased, to improve stiffener plate, abdomen The stability connected between plate and two blocks of wing plates.
The present invention is further arranged to:The stiffener plate is equipped with T-shaped block, the groove in the side being located remotely from each other Inner wall on offer card slot for being clamped the T-shaped block.
By using above-mentioned technical proposal, by installing T-shaped baffle at the both ends of stiffener plate, while in groove Card slot is opened up on wall, thus T-shaped baffle is connected in the T-shaped slot being made of groove and two card slots, is further increased The stability that is connected between stiffener plate and L-type plate.
The present invention is further arranged to:The L-type plate is being equipped with the first chamfering close to the junction of the web and wing plate, The stiffener plate protrusion is connected outside first chamfering, and with the L-type plate.
Since wing plate and web have weld mark in the junction of the two during the welding process, if at this time by L-type plate When doing the fixed square shape of forming shape, L-type plate can have gap between web or wing plate when mounted, be unfavorable for installing at this time, Therefore by using above-mentioned technical proposal, it is being equipped with the first chamfering close to the junction of the web and wing plate in L-type plate, thus The two sides of L-type plate can be enable inconsistent with web and wing plate respectively, improve the stability when installation of L-type plate.
The present invention is further arranged to:The stiffener plate is fallen close to the junction of the web and wing plate equipped with second Angle.
Since wing plate and web have weld mark in the junction of the two during the welding process, if at this time by reinforcing rib When plate does forming shape fixed square shape, stiffener plate can have gap between web or wing plate when mounted, be unfavorable at this time Installation, therefore by using above-mentioned technical proposal, second is being equipped with close to the junction of the web and wing plate in stiffener plate Chamfering, thus, it is possible to keep the two sides of stiffener plate inconsistent with web and wing plate respectively, when improving stiffener plate installation Stability, while the service life of steel structure member can also be extended.
In view of the deficienciess of the prior art, the purpose of the present invention two is to provide a kind of steel structure member and its makes work Skill, easy to operate, technological process is simple, improves stability when steel structure member installation.
To achieve the above object two, the present invention provides following technical solutions:A kind of manufacture craft of steel structure member, packet Following operating procedure is included,
Step S1, steeis pretreament:After the floating embroidery, paint or impurity of removing steel surface, steel are transported through hoisting steel plate fixture It is defeated to being cut on cutting mill bed, obtain several webs, wing plate, L-type plate and stiffener plate;
Step S2, it corrects:The obtained webs of step S1 and wing plate are warming up to 600-800 DEG C of progress heat straightening, it is then naturally cold But it is down to room temperature;
Step S3, it organizes and founds pre-setting:Remove contact surface and iron rust, burr and dirt within the scope of weld edge 30-50cm Afterwards, web and wing plate after step S2 being corrected build molding on the workbench that group founds machine;Then two automatic solder joints are used Rifle welds pre- solder joint in the junction of steel respectively, obtains H profile steel;
Step S4, it welds:Arc welding processing is carried out using automatic welding machine in the junction of steel, then by L-type plate and reinforcement Gusset is welded on through automatic welding machine in H profile steel;
Step S5, the H profile steel of welding fabrication carries out removing surface and workpiece intensive treatment through shot-blasting machine in step s 4;
Step S6, the H profile steel surface spraying paint obtained in step S5;
Step S7, it packs into library.
By using above-mentioned technical proposal, removes the floating embroidery of steel surface, especially or after impurity, cut by cutting off machine At required shape, such as web, wing plate, L-type plate and stiffener plate;Then web and wing plate are subjected to heat straightening, reduced Web and the apparent dent in wing plate surface or damage.Then mash welder will be used after web and two pieces of wing plate positioning using the vertical machine of group Welding sizing is carried out, then carrying out full arc-welding using automatic welding machine again reinforces, and removing surface and work are carried out through shot-blasting machine after Part intensive treatment.Then it is painted again in the surface spraying of H profile steel, carries out foundation protection, extend steel structure member uses the longevity Life, finally packaging can store into library, and above-mentioned technological process is not only easy to operate, and technological process is simple, and can also improve Stability when steel structure member is installed.
The present invention is further arranged to:In step sl, the steel need to recheck steel before processing, work as steel When surface has the defects of corrosion, point or cut, depth goes the 1/2 of allowed minus deviation value after being not greater than the steel.
By using above-mentioned technical proposal, the quality of steel is detected, helps to be promoted steel structure member made from the later stage Quality and service life.
The present invention is further arranged to:In step sl, steel are subjected to setting-out processing, concrete operation method is:It will Steel more detail of construction and technological requirement calculate the actual size of steel, and welding allowance for shrinkage when reserved making and installation And cutting processing surplus.
It is reserved to make and weld allowance for shrinkage when installing by using above-mentioned technical proposal, reduce the machine of waste material generation Rate improves stability of the steel structure member in post-production and installation, further improves yield rate.
The present invention is further arranged to:In step sl, truncation when cutting on port cross-sectional need to be less than or equal to 1mm, and The surface roughness of cutting is less than or equal to 0.03;And shot-blasting machine has been adopted after the completion of cutting and has removed cut edge overlap, burr and melts Slag, while the truncation of repair welding or polishing more than 1mm.
By using above-mentioned technical proposal, reduces the case where worker is hooked brokenly finger in the handling process and occur, simultaneously The gap rate connected between web, wing plate, L-type plate and stiffener plate can also be reduced, the firmness and stability of connection are improved.
The present invention is further arranged to:In step s 2, it carries out plane side in correction trailing web and wing plate edge to finish, The deviation of the width and length permission of asking web and wing plate is ± 1.0mm, processes side straightness L/3000 and is less than or equal to 2.0mm, adjacent both sides included angle are less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t and is less than or equal to 0.5mm, processing surface roughness are less than 50 μm.
By using above-mentioned technical proposal, error is advantageously reduced, steel can be improved by being finished to web and wing plate The yield rate of structural elements.
The present invention is further arranged to:In step S3, first using marking pen marked on web and wing plate L-type plate and The position of stiffener plate then drills on web and wing plate.
It by using above-mentioned technical proposal, is positioned using marking pen on web and wing plate, is then carried out again first Drilling effectively increases accuracy when installation L-type plate and stiffener plate.
In conclusion the invention has the advantages that:
1, the present invention improves the stability connected between stiffener plate and L-type plate, further increases stiffener plate and web Contact area between wing plate, to improve the stability connected between stiffener plate, web and two blocks of wing plates;
2, by the way that the first chamfering, the second chamfering is arranged, the stability of L-type plate and stiffener plate when mounted is improved, simultaneously also The service life of steel structure member can be extended;
3, above-mentioned technological process is not only easy to operate, and technological process is simple, and can also improve steady when steel structure member is installed It is qualitative.
Description of the drawings
Fig. 1 is the stereogram of steel structure member in the present embodiment;
Fig. 2 is the enlarged drawing of A in Fig. 1, is mainly used for embodying the relative position between the first chamfering, the second chamfering and L-type plate And connection relation;
Fig. 3 is the front view of steel structure member in the present embodiment;
Fig. 4 is the partial structural diagram of another angle of steel construction in the present embodiment;
Fig. 5 is the process flow chart of the present embodiment.
Description of the drawings:1, H profile steel;2, stiffener plate;3, web;4, wing plate;5, L-type plate;6, groove;7, through-hole;8, T words Shape block;9, card slot;10, the first chamfering;11, the second chamfering.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" refers respectively to the direction towards or away from geometric center of specific component.
As shown in Figure 1, a kind of steel structure member, includes the reinforcement of H profile steel 1 and 12 pieces of square shapes in H profile steel 1 Gusset 2.Above-mentioned H profile steel 1 includes one block of web 3 and two blocks of wing plates 4 perpendicular with web 3, the wherein length and web of wing plate 4 3 is equal, but its width is less than the width of web 3.While two blocks of L-type plates 5 being installed on side close to each other, two pieces L-type plate 5 is oppositely arranged and constitutes the groove 6 for 2 grafting of stiffener plate between wing plate 4, while being spaced and opening up on L-type plate 5 There are several circular through holes 7.Then it is applied at the both ends of stiffener plate 2 and is covered with seccotine, while stiffener plate 2 is inserted into above-mentioned recessed In slot 6, part seccotine is flowed out from through-hole 7 at this time, and the seccotine after solidification, which is in the form of a column, to be set in through-hole 7, is which thereby enhanced The contact area contacted between stiffener plate 2 and L-type plate 5, to effectively raise stiffener plate 2, web 3 and two blocks of wing plates The stability connected between 4.
In order to further increase the stability connected between stiffener plate 2 and L-type plate 5, stiffener plate 2 is being located remotely from each other Side is mounted on T-shaped block 8, and above-mentioned T-shaped baffle is integrally formed with stiffener plate 2.Simultaneously in the inner wall of each groove 6 On open up there are one card slot 9, thus T-shaped baffle can be connected in the T-shaped slot being made of groove 6 and two card slots 9, Further improve the stability connected between stiffener plate 2 and L-type plate 5.
Since wing plate 4 and web 3 have weld mark in the junction of the two during the welding process, if at this time by L-type When plate 5 does forming shape fixed square shape, L-type plate 5 can have gap between web 3 or wing plate 4 when mounted, be unfavorable at this time Installation, therefore L-type plate 5 is offering the first chamfering 10, wherein one end of stiffener plate 2 close to the junction of web 3 and wing plate 4 It is prominent to be fixedly connected using seccotine outside above-mentioned first chamfering 10, and with above-mentioned L-type plate 5.Thus, it is possible to make the both sides of L-type plate 5 Side can be inconsistent with web 3 and wing plate 4 respectively, improves stability when L-type plate 5 is installed.
Since wing plate 4 and web 3 have weld mark in the junction of the two during the welding process, if will reinforce at this time When gusset 2 does forming shape fixed square shape, stiffener plate 2 can have gap between web 3 or wing plate 4 when mounted, at this time It is unfavorable for installing, therefore stiffener plate 2 is offering the second chamfering 11 close to the junction of web 3 and wing plate 4, thus, it is possible to make to add The two sides of strengthening tendons plate 2 can be inconsistent with web 3 and wing plate 4 respectively, improves stability when stiffener plate 2 is installed.
Its operating method is:Web 3 and two blocks of wing plates 4 are welded into H profile steel 1 through organizing the machine of standing first, then basis is applied L-type plate 5 is welded on wing plate 4 and web 3 by work detail drawing and technological requirement successively, is constituted between adjacent two blocks of L-type plates 5 at this time For the groove 6 of stiffener plate 2 grafting;Then it is applied at the both ends of stiffener plate 2 and is covered with seccotine, while stiffener plate 2 being inserted Enter into above-mentioned groove 6.Then the surrounding of stiffener plate 2 is respectively welded on web 3 or wing plate 4 using automatic welding machine, Part seccotine is flowed out from through-hole 7 at this time, and the seccotine after solidification, which is in the form of a column, to be set in through-hole 7.
Embodiment 1:A kind of manufacture craft of steel structure member, as shown in figure 5, including following operating procedure:
Step S1, steeis pretreament:After the floating embroidery, paint or impurity of removing steel surface, steel are transported through hoisting steel plate fixture It is defeated to being cut on cutting mill bed, obtain several webs 3, wing plate 4, L-type plate 5 and stiffener plate 2, while above-mentioned steel are Q345qB steel.
Step S2, it corrects:Web 3 and wing plate 4 that step S1 is obtained are warming up to 600-800 DEG C of progress heat straightening, then Natually cooled to room temperature.
Step S3, it organizes and founds pre-setting:Remove contact surface and iron rust within the scope of weld edge 30-50cm, burr and After dirt, web 3 and wing plate 4 after step S2 is corrected build molding on the workbench that group founds machine;Then certainly using two Dynamic solder joint rifle welds pre- solder joint in the junction of steel respectively, obtains H profile steel 1.
Step S4, it welds:Arc welding processing is carried out using automatic welding machine in the junction of steel, then by 5 He of L-type plate Stiffener plate 2 is welded on through automatic welding machine in H profile steel 1.
Step S5, the H profile steel 1 of welding fabrication carries out removing surface and workpiece intensive treatment through shot-blasting machine in step s 4.
Step S6,1 surface spraying of the H profile steel paint obtained in step S5.
Step S7, it packs into library.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 2:A kind of manufacture craft of steel structure member, difference from example 1 is that:In step sl, Steel need to recheck steel before processing, and when steel surface has the defects of corrosion, point or cut, depth must not More than going the 1/2 of allowed minus deviation value after the steel.By detecting the quality of steel, help to promote steel construction made from the later stage The quality and service life of component contribute to the promotion of product quality from raw material control quality.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 3:A kind of manufacture craft of steel structure member, difference from example 1 is that:In step sl, Before cutting, need to steel be subjected to setting-out processing, concrete operation method is:By steel more detail of construction and technological requirement meter Calculate the actual size of steel, and welding allowance for shrinkage when reserved making and installation and cutting processing surplus.Thus, it is possible to effective The probability that waste material generates is reduced, stability of the steel structure member in post-production and installation is improved, further improves into Product rate.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 4:A kind of manufacture craft of steel structure member, difference from example 1 is that:In step sl, Truncation when cutting on port cross-sectional need to be less than or equal to 1mm, and the surface roughness cut is less than or equal to 0.03;And it cuts and completes After adopted shot-blasting machine and remove the truncation of cut edge overlap, burr and slag, while repair welding or polishing more than 1mm.From there through Aforesaid operations effectively reduce the case where worker is hooked brokenly finger in the handling process and occur, while can also reduce web 3, wing plate 4, the gap rate connected between L-type plate 5 and stiffener plate 2 improves the firmness and stability of connection.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 5:A kind of manufacture craft of steel structure member, difference from example 1 is that:In step s 2, Plane side is carried out in correction trailing web 3 and 4 edge of wing plate to finish, it is desirable that the deviation that the width and length of web 3 and wing plate 4 allow For ± 1.0mm, processes side straightness L/3000 and be less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, adds Work face verticality is less than or equal to 0.025t and is less than or equal to 0.5mm, and processing surface roughness is less than 50 μm.Thus mistake is advantageously reduced Difference finishes web 3 and wing plate 4 yield rate that can improve steel structure member.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 6:A kind of manufacture craft of steel structure member, difference from example 1 is that:In step S3, Marking pen is used to mark the position of L-type plate 5 and stiffener plate 2 on web 3 and wing plate 4 first, then in web 3 and wing plate 4 On drill.Thus accuracy when installation L-type plate 5 and stiffener plate 2 is effectively increased.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Embodiment 7:A kind of manufacture craft of steel structure member, including following operating procedure:
Step S1, steeis pretreament:
First, steel need to recheck steel before processing, while above-mentioned steel are Q345qB steel;When steel surface has rust When the defects of erosion, point or cut, depth goes the 1/2 of allowed minus deviation value after being not greater than the steel.
Then, setting-out processing is carried out to steel before cutting, concrete operation method is:By steel more detail of construction and Technological requirement calculates the actual size of steel, and welding allowance for shrinkage when reserved making and installation and cutting processing surplus.
Then, after floating embroidery, paint or the impurity of removing steel surface, steel are transported into cutting mill bed through hoisting steel plate fixture On cut, obtain several webs 3, wing plate 4, L-type plate 5 and stiffener plate 2.
Then, truncation when cutting on port cross-sectional need to be less than or equal to 1mm, and the surface roughness cut is less than or equal to 0.03;And adopted shot-blasting machine after the completion of cutting and removed cut edge overlap, burr and slag, while repair welding or polishing are more than 1mm Truncation.
Step S2, it corrects:Web 3 and wing plate 4 that step S1 is obtained are warming up to 600-800 DEG C of progress heat straightening, then Natually cooled to room temperature.Then, it carries out plane side in correction trailing web 3 and 4 edge of wing plate to finish, it is desirable that web 3 and wing plate 4 Width and the deviation that allows of length be ± 1.0mm, process side straightness L/3000 and be less than or equal to 2.0mm, adjacent both sides folder Angle angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t and is less than or equal to 0.5mm, and processing surface roughness is small In 50 μm.
Step S3, it organizes and founds pre-setting:First remove contact surface and iron rust, burr within the scope of weld edge 30-50cm After dirt, the position of L-type plate 5 and stiffener plate 2 is marked on web 3 and wing plate 4 using marking pen, then in 3 He of web It drills on wing plate 4.Web 3 and wing plate 4 after then step S2 is corrected build molding on the workbench that group founds machine;It connects It and welds pre- solder joint in the junction of steel respectively using two automatic solder joint rifles, obtain H profile steel 1.
Step S4, it welds:Arc welding processing is carried out using automatic welding machine in the junction of steel, then by 5 He of L-type plate Stiffener plate 2 is welded on through automatic welding machine in H profile steel 1.
Step S5, the H profile steel 1 of welding fabrication carries out removing surface and workpiece intensive treatment through shot-blasting machine in step s 4.
Step S6,1 surface spraying of the H profile steel paint obtained in step S5.
Step S7, it packs into library.
Testing result:The deviation that the width and length of steel structure member allow processes side straightness L/ within ± 1.0mm 3000 and it is less than or equal to 2.0mm, adjacent both sides included angle is less than or equal to ± 6 degree, and machined surface verticality is less than or equal to 0.025t And it is less than or equal to 0.5mm, processing surface roughness is less than 50 μm, meets the requirement of detail of construction and technological requirement.
Specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art The modification that not creative contribution can be made to the present embodiment as needed after reading this specification, but as long as in this hair It is all protected by Patent Law in bright right.

Claims (10)

1. a kind of steel structure member, including H profile steel(1)With setting in H profile steel(1)On several stiffener plates(2), the H-type Steel(1)Including web(3)With two pieces and the web(3)Perpendicular wing plate(4), it is characterised in that:The wing plate(4)In phase Mutually close side is equipped with two blocks of L-type plates(5), two blocks of L-type plates(5)Be oppositely arranged, and with the wing plate(4)Between constitute supply The stiffener plate(2)The groove of grafting(6), the L-type plate(5)Upper be spaced apart is equipped with several through-holes(7).
2. a kind of steel structure member according to claim 1, it is characterised in that:The stiffener plate(2)It is being located remotely from each other Side be equipped with T-shaped block(8), the groove(6)Inner wall on offer for being clamped the T-shaped block(8)Card Slot(9).
3. a kind of steel structure member according to claim 2, it is characterised in that:The L-type plate(5)Close to the web (3)And wing plate(4)Junction be equipped with the first chamfering(10), the stiffener plate(2)It protrudes in first chamfering(10)Outside, And with the L-type plate(5)It is connected.
4. a kind of steel structure member according to claim 3, it is characterised in that:The stiffener plate(2)Close to described Web(3)And wing plate(4)Junction be equipped with the second chamfering(11).
5. a kind of manufacture craft of steel structure member according to any one of claim 1-4, it is characterised in that:Including Following operating procedure,
Step S1, steeis pretreament:After the floating embroidery, paint or impurity of removing steel surface, steel are transported through hoisting steel plate fixture It is defeated to being cut on cutting mill bed, obtain several webs(3), wing plate(4), L-type plate(5)And stiffener plate(4);
Step S2, it corrects:The web that step S1 is obtained(3)And wing plate(4)It is warming up to 600-800 DEG C of progress heat straightening, then Natually cooled to room temperature;
Step S3, it organizes and founds pre-setting:Remove contact surface and iron rust, burr and dirt within the scope of weld edge 30-50cm Afterwards, by the web after step S2 corrections(3)And wing plate(4)Molding is built on the workbench that group founds machine;Then certainly using two Dynamic solder joint rifle welds pre- solder joint in the junction of steel respectively, obtains H profile steel(1);
Step S4, it welds:Arc welding processing is carried out using automatic welding machine in the junction of steel, then by L-type plate and reinforcement Gusset is welded on through automatic welding machine in H profile steel;
Step S5, the H profile steel of welding fabrication in step s 4(1)Removing surface and workpiece intensive treatment are carried out through shot-blasting machine;
Step S6, the H profile steel obtained in step S5(1)Surface spraying paints;
Step S7, it packs into library.
6. a kind of manufacture craft of steel structure member according to claim 5, it is characterised in that:In step sl, described Steel need to recheck steel before processing, and when steel surface has the defects of corrosion, point or cut, depth must not More than going the 1/2 of allowed minus deviation value after the steel.
7. a kind of manufacture craft of steel structure member according to claim 6, it is characterised in that:In step sl, by steel Material carries out setting-out processing, and concrete operation method is:Steel more detail of construction and technological requirement are calculated into the actual ruler of steel It is very little, and welding allowance for shrinkage when reserved making and installation and cutting processing surplus.
8. a kind of manufacture craft of steel structure member according to claim 7, it is characterised in that:In step sl, it cuts When port cross-sectional on truncation need to be less than or equal to 1mm, and cut surface roughness be less than or equal to 0.03;And it is adopted after the completion of cutting There is shot-blasting machine to remove cut edge overlap, burr and slag, while the truncation of repair welding or polishing more than 1mm.
9. a kind of manufacture craft of steel structure member according to claim 8, it is characterised in that:In step s 2, it is rectifying Positive trailing web(3)And wing plate(4)Edge carry out plane side finishing, it is desirable that web(3)And wing plate(4)Width and length allow Deviation be ± 1.0mm, process side straightness L/3000 and be less than or equal to 2.0mm, adjacent both sides included angle be less than or equal to ± 6 Degree, machined surface verticality are less than or equal to 0.025t and are less than or equal to 0.5mm, and processing surface roughness is less than 50 μm.
10. a kind of manufacture craft of steel structure member according to claim 9, it is characterised in that:In step S3, first Using marking pen in web(3)And wing plate(4)Upper label L-type plate(5)And stiffener plate(2)Position, then in web(3)With Wing plate(4)On drill.
CN201810157557.4A 2018-02-24 2018-02-24 A kind of steel structure member and its manufacture craft CN108396863A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110976612A (en) * 2019-12-27 2020-04-10 武金峰 Manufacturing and processing method of H-shaped steel

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074947A (en) * 1974-08-12 1978-02-21 Hitachi Metals, Ltd. Fittings for connecting columns and beams
CN102363979A (en) * 2011-11-15 2012-02-29 福州大学 High-ductility steel structure beam column node in angle steel connection and construction method of high-ductility steel structure beam column node
CN203078900U (en) * 2013-01-24 2013-07-24 南京宁力机械制造厂 Packaging box
CN105155685A (en) * 2015-08-19 2015-12-16 山东建筑大学 Assembly type beam column joint and construction method thereof
CN204983152U (en) * 2015-08-20 2016-01-20 苏州工业园区嘉合环境技术工程有限公司 Clean room easy to disassemble and assemble
CN205976042U (en) * 2016-07-29 2017-02-22 日照易立保温材料科技有限公司 Modular heat preservation sheet
CN206316597U (en) * 2016-12-19 2017-07-11 珠海东方重工有限公司 A kind of H-shaped steel plate hydraulic pressure group founds machine
CN206752679U (en) * 2017-04-25 2017-12-15 中建七局第一建筑有限公司 A kind of building construction combination steel structure

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074947A (en) * 1974-08-12 1978-02-21 Hitachi Metals, Ltd. Fittings for connecting columns and beams
CN102363979A (en) * 2011-11-15 2012-02-29 福州大学 High-ductility steel structure beam column node in angle steel connection and construction method of high-ductility steel structure beam column node
CN203078900U (en) * 2013-01-24 2013-07-24 南京宁力机械制造厂 Packaging box
CN105155685A (en) * 2015-08-19 2015-12-16 山东建筑大学 Assembly type beam column joint and construction method thereof
CN204983152U (en) * 2015-08-20 2016-01-20 苏州工业园区嘉合环境技术工程有限公司 Clean room easy to disassemble and assemble
CN205976042U (en) * 2016-07-29 2017-02-22 日照易立保温材料科技有限公司 Modular heat preservation sheet
CN206316597U (en) * 2016-12-19 2017-07-11 珠海东方重工有限公司 A kind of H-shaped steel plate hydraulic pressure group founds machine
CN206752679U (en) * 2017-04-25 2017-12-15 中建七局第一建筑有限公司 A kind of building construction combination steel structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110976612A (en) * 2019-12-27 2020-04-10 武金峰 Manufacturing and processing method of H-shaped steel

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