CN106736271A - A kind of preparation method of rolling/compacting rectangle steel tubing string - Google Patents
A kind of preparation method of rolling/compacting rectangle steel tubing string Download PDFInfo
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- CN106736271A CN106736271A CN201611094486.5A CN201611094486A CN106736271A CN 106736271 A CN106736271 A CN 106736271A CN 201611094486 A CN201611094486 A CN 201611094486A CN 106736271 A CN106736271 A CN 106736271A
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- rectangular tube
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
- Piles And Underground Anchors (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a kind of preparation method of rolling/compacting rectangle steel tubing string, including：1) selection and group weldering steel box column uiform section, the rectangular steel pipe of equal thickness；2) disintegration segmentation is carried out at the bracket top flange above 150mm positions of rectangular steel pipe, rectangular steel pipe is divided into three sections；3) internal partition is cut into suitable shape, slope mouthful, and the composition backing at the mouth of slope will be cut out at 4 straight flanges of internal partition；4) 2 pieces of assemblings and welding of internal partition in the 1st rectangular tube and the 2nd section of rectangular tube are sequentially completed by order from inside to outside；5) the strong splicing such as the 1st section of rectangular steel pipe and the 2nd section of rectangular steel pipe and the 3rd section of rectangular tube of internal partition will have been assembled carried out, completed assembling, the welding of shaft structure；6) correct, polishing box column cylinder, number line and assemble the outer bracket of shaft and other parts, complete the making of overall steel column.The method achieve rectangle steel tubing string and substitute application of the steel box column in engineering, beneficial to cost efficiency, energy-saving and emission-reduction.
Description
Technical field
The present invention relates to steel construction processing technique field, the making of more particularly to a kind of rolling/compacting rectangle steel tubing string
Method.
Background technology
Because steel box column power direction of principal axis all has good service behaviour, steel column intensity and whole can be preferably met
The stability of body structure, therefore be widely used in the frame structure of skyscraper and industrial premises.
Steel box column cylinder is typically assembled by four blocks of steel plates, i.e., upper cover plate 11, lower cover 12 and two side cover plates 13,
14, box house need to set internal partition 16 and put more energy at girder steel bracket position.Referring to Fig. 1-Fig. 3 b, its procedure of processing is as follows：
1st, cutting upper cover plate 11, lower cover 12, side cover plate 13,14 and dividing plate 16 (containing bevel cut)；
2nd, side cover plate 13,14 over-assemble backing plates 15, the over-assemble electroslag welding backing plate 17 of internal partition 16；
3rd, lower cover 12 and side cover plate 13,14 are assembled into U-type groove；
4th, internal partition 16 (polylith) is respectively assembled in U-type groove according to drawing position, and welding diaphragm 16 and side cover plate
13rd, the weld seam between 14；
5th, upper cover plate 11 is assembled, casing is formed；
6th, casing overturns 90 °, assembles consumable nozzle 18, filling flux, using electroslag welding welding internal partition 16 and upper and lower cover plates 11,
Weld seam between 12.
The assembling and welding of dividing plate are easily achieved using the above method.But, because box column manufacture craft is more multiple
Miscellaneous, low construction efficiency, high cost are highly detrimental to the raising of construction speed and the control of cost.
With the rolling of China rectangular steel pipe, the continuous maturation of compact technique, largely with box-structure uiform section, etc. wall thickness
Heavy in section heavy wall rectangular tube realizes production line balance.If concrete filled rectangular steel tube members are applied to carry out alternate sets weldering in engineering construction
Box-structure, in the case where ensureing that constructional appearance size constancy and structural behaviour are constant, can also effectively improve the life of steel construction
Produce efficiency and reduce production cost, the development to promoting construction industry has very important significance.But, rolling (or compacting) square
Shape steel pipe, because it is full-closed structure, internal partition is assembled and welds relatively difficult, is currently seldom applied to the master of building
In body structure.
The content of the invention
It is an object of the invention to provide a kind of preparation method of rolling/compacting rectangle steel tubing string, effectively to solve rectangle steel
Tubing string internal partition assembles problem, realizes the raising of steel construction production efficiency and the reduction of production cost.
Therefore, the present invention uses following technical scheme：
A kind of preparation method of rolling/compacting rectangle steel tubing string, comprises the following steps：
1) selection and group weldering steel box column uiform section, the rectangular steel pipe of equal thickness；
2) rectangular steel pipe is carried out into disintegration segmentation according to drawing size at the above 150mm positions of bracket top flange,
Rectangular steel pipe is divided into three sections；
3) prepare internal partition and composition backing, internal partition is cut into appropriate shape, and by 4 straight flanges of internal partition
Cut out slope mouthful, and the composition backing at the mouth of slope；
4) according to order from inside to outside be sequentially completed in the 1st rectangular tube two pieces of dividing plates assembling and welding and the 2nd section
2 pieces of assemblings and welding of internal partition in rectangular tube；
5) the strong spelling such as the 1st section of rectangular steel pipe and the 2nd section of rectangular steel pipe and the 3rd section of rectangular tube of internal partition will have been assembled carried out
Connect, complete assembling, the welding of shaft structure；
6) correct, polishing box column cylinder, number line and assemble the outer bracket of shaft and other parts, complete overall steel column
Make.
Above-mentioned rectangular steel pipe is that mill product rectangular tube, single weld seam cold pressing rectangular tube or double weld seams are colded pressing rectangular tube.
The gradient on the slope mouthful of 4 straight flanges of above-mentioned internal partition is 45 degree.
The characteristics of present invention utilizes steel box column power direction of principal axis sectional dimension equal equal with both direction plate thickness,
Selection with steel box column uiform section and wait wall thickness rectangular steel pipe substitute steel box column shaft structure, while using steel pipe disintegration divide
The method and the order welded from inside to outside of section effectively solve the problems, such as in rectangular tube cannot assemble in diaphragm, ensure that rectangular tube
Post solves the problems, such as that dividing plate is assembled, and has been reached identical with steel box column in the case where appearance and size is consistent with steel box column again
Functional effect.
By this method, it is capable of achieving rectangle steel tubing string and substitutes application of the steel box column in engineering, is conducive to promoting finished product
Rolling extensive use of (compacting) concrete filled rectangular steel tube members in project subject structure, to further promote construction industry cost efficiency with
Energy-saving and emission-reduction have very important significance, and should be widely promoted application.
Brief description of the drawings
Fig. 1 is the structural representation of existing box beam cover plate and dividing plate；
Fig. 2 a- Fig. 3 b show the dividing plate assembling process schematic diagram of existing steel box column；
Fig. 4 a-4c are 3 kinds of cross sectional shape schematic diagrames of common rectangular tube, are followed successively by mill product rectangular tube, single weld seam
Cold pressing rectangular tube and double weld seams are colded pressing rectangular tube；
Fig. 5 a, 5b are rectangular steel pipe disintegration segmentation position views in the method for the present invention；
Fig. 6 is the structural representation of the internal partition that backing plate is provided with the method for the present invention；
During Fig. 7 is the method for the present invention, the assembling of the 1st section and the 2nd section internal partition of lengths of steel pipes and welding sequence figure；
During Fig. 8 is the method for the present invention, 3 splicing construction schematic diagrames of lengths of steel pipes；
Fig. 9 is the assembling schematic diagram of rectangle steel tubing string bracket in the method for the present invention.
Specific embodiment
The preparation method of rolling (compacting) rectangle steel tubing string of the invention is：Selection and group weldering steel box column uiform section, etc.
The rectangular steel pipe of thickness, disintegration segmentation is carried out at each 150mm at the bracket node location according to design drawing up and down by steel pipe column,
Then internal partition is assembled and is welded from mouth of pipe both sides, after welding detection is qualified, by disintegration section rectangular tube using outer
Side list groove, is inside welded with the method for connecing liner plate by strong welds such as tubing strings, realizes the requirement of rectangular conduit internal partition assembling.
The method of the present invention is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 4 a- Fig. 9, the preparation method of rolling of the invention/compacting rectangle steel tubing string is comprised the following steps：
1) selection and group weldering steel box column uiform section, the rectangular steel pipe of equal thickness：
Can be colded pressing rectangular tube or double weld seams from the mill product rectangular tube shown in Fig. 4 a-4c, single weld seam as needed
Cold pressing rectangular tube.
2) by taking two-layer bracket node steel box column as an example, as shown in figure 5a and 5b：By rectangular steel pipe according to drawing size,
Bracket top flange carries out disintegration segmentation above 150mm positions, and rectangular steel pipe is divided into 1,2,3 three sections.Wherein, shown in Fig. 5 a
Internal partition 4 and steel column bracket 5 merely to explanation internal partition installation site and rectangular steel pipe segmentation position, this step
Schematic diagram is defined by Fig. 5 b.
3) internal partition 4 and composition backing 6 are prepared：
Referring to Fig. 6, internal partition 4 is cut into required shape, and 45 degree will be cut out at 4 straight flanges of internal partition 4
Groove, and composition backing 6 at groove.
4) according to shown in Fig. 7, it is sequentially completed in the 1st rectangular tube 1 and the 2nd section of rectangular tube 2 according to order from inside to outside
The assembling and welding of internal partition 4 are (i.e.：Internal partition positioned at inner side assemble and assembled again after the completion of welding in outside every
Plate).
5) the strong splicing such as the 1st rectangular tube 1 of internal partition 4, the 2nd section of rectangular tube 2 and the 3rd section of rectangular tube will have been assembled carried out
(not installing internal partition in the 3rd section of rectangular tube), completes assembling, the welding job of shaft structure.
6) correct, polishing box column cylinder, number line and assemble the outer bracket 5 of shaft and other parts, complete overall steel column
Making.
It is illustrated by taking the preparation method of two-layer bracket node steel box column as an example above.Three layers of bracket node box shaped steel
The preparation method of post is similar, on the basis of this structure, the outside of the 3rd section of rectangular tube weld again one section be provided with every
The rectangular steel pipe of plate.
By the above method, it is capable of achieving part group weldering box-structure and is substituted with rolling/compacting concrete filled rectangular steel tube members, to drop
The construction cost of low steel construction, accelerating construction progress have it is highly beneficial, while rolled-section can be actively promoted in engineering construction
Batch application in construction, satisfaction builds the policy requirements of energy-saving and emission-reduction and greenery patches environmental protection construction.
Claims (3)
1. the preparation method of a kind of rolling/compacting rectangle steel tubing string, it is characterised in that comprise the following steps：
1) selection and group weldering steel box column uiform section, the rectangular steel pipe of equal thickness；
2) rectangular steel pipe is carried out into disintegration segmentation, by square according to drawing size at the above 150mm positions of bracket top flange
Shape steel pipe is divided into three sections；
3) prepare internal partition and composition backing, internal partition is cut into appropriate shape, and will be cut at the individual straight flange of internal partition
Go out slope mouthful, and the composition backing at the mouth of slope；
4) according to order from inside to outside be sequentially completed in the 1st rectangular tube 1 two pieces of dividing plates assembling and welding and the 2nd section of rectangle
2 pieces of assemblings and welding of internal partition in pipe；
5) the strong splicing such as the 1st section of rectangular steel pipe and the 2nd section of rectangular steel pipe and the 3rd section of rectangular tube of internal partition will have been assembled carried out,
Complete assembling, the welding of shaft structure；
6) correct, polishing box column cylinder, number line and assemble the outer bracket of shaft and other parts, complete the system of overall steel column
Make.
2. preparation method according to claim 1, it is characterised in that：The rectangular steel pipe is mill product rectangular tube, list
Weld seam colds pressing rectangular tube or double weld seams are colded pressing rectangular tube.
3. preparation method according to claim 1, it is characterised in that：The slope on the slope mouthful of 4 straight flanges of the internal partition
Spend is 45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094486.5A CN106736271B (en) | 2016-11-28 | 2016-11-28 | A kind of production method of rolling/compacting rectangle steel tubing string |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094486.5A CN106736271B (en) | 2016-11-28 | 2016-11-28 | A kind of production method of rolling/compacting rectangle steel tubing string |
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| CN106736271A true CN106736271A (en) | 2017-05-31 |
| CN106736271B CN106736271B (en) | 2018-08-03 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110640406A (en) * | 2019-09-30 | 2020-01-03 | 中国二十二冶集团有限公司 | Method for manufacturing thick plate small space box type bracket |
| CN111230345A (en) * | 2020-01-13 | 2020-06-05 | 国创建设工程有限公司 | Manufacturing process of bamboo joint steel column |
| CN113492272A (en) * | 2020-04-03 | 2021-10-12 | 唐安虎 | Manufacturing method and manufacturing equipment of box column |
| CN114101409A (en) * | 2021-11-05 | 2022-03-01 | 上海申龙客车有限公司 | Bending method of rectangular pipe |
| CN116927423A (en) * | 2023-07-18 | 2023-10-24 | 中建钢构股份有限公司 | A box-shaped composite column based on hot-rolled channel steel and its preparation process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111230345A (en) * | 2020-01-13 | 2020-06-05 | 国创建设工程有限公司 | Manufacturing process of bamboo joint steel column |
| CN111230345B (en) * | 2020-01-13 | 2021-06-11 | 国创建设工程有限公司 | Manufacturing process of bamboo joint steel column |
| CN113492272A (en) * | 2020-04-03 | 2021-10-12 | 唐安虎 | Manufacturing method and manufacturing equipment of box column |
| CN113492272B (en) * | 2020-04-03 | 2024-06-04 | 唐安虎 | Manufacturing method and manufacturing equipment of box column |
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| CN116927423A (en) * | 2023-07-18 | 2023-10-24 | 中建钢构股份有限公司 | A box-shaped composite column based on hot-rolled channel steel and its preparation process |
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| Publication number | Publication date |
|---|---|
| CN106736271B (en) | 2018-08-03 |
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