CN106594505A - Wide-long-large-thin shell stainless steel hollow profile and manufacturing process thereof - Google Patents
Wide-long-large-thin shell stainless steel hollow profile and manufacturing process thereof Download PDFInfo
- Publication number
- CN106594505A CN106594505A CN201611068078.2A CN201611068078A CN106594505A CN 106594505 A CN106594505 A CN 106594505A CN 201611068078 A CN201611068078 A CN 201611068078A CN 106594505 A CN106594505 A CN 106594505A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- section
- corrugated plating
- plate
- steel hollow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
- F16S1/10—Composite members, e.g. with ribs or flanges attached
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/02—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/206—Laser sealing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16S—CONSTRUCTIONAL ELEMENTS IN GENERAL; STRUCTURES BUILT-UP FROM SUCH ELEMENTS, IN GENERAL
- F16S1/00—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members
- F16S1/04—Sheets, panels, or other members of similar proportions; Constructions comprising assemblies of such members produced by deforming or otherwise working a flat sheet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
- B23K2103/05—Stainless steel
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a wide-long-large-thin shell stainless steel hollow profile and a manufacturing process thereof, and belongs to the technical field of wide-large-thin components for railway vehicles. The profile is formed by laser overlap welding of a decorative outer plate, a corrugated plate positioned on an intermediate layer and an inner plate in sequence; the three-layer plates are all stainless steel plates; the thickness of the decorative outer plate is 1.5 to 2.5mm, and the surface of the decorative outer plate is subjected to wire drawing treatment or DF treatment; the thickness of the inner plate is 1 to 1.5mm; section structures of the decorative outer plate and the inner plate are of flat plates, profiles which are formed by roll bending and are provided with pressed ribs, profiles of which edges are bent by pressing or bent plates; the thickness of the corrugated plate is 0.5 to 0.8mm; a single corrugated section of the corrugated plate is trapezoidal or rectangular; and the section of the corrugated plate is of a uniform section structure or a variable section structure. By use of the stainless steel hollow profile disclosed by the invention, miscellaneous assembling processes of small parts are omitted, the process is simple and the efficiency is improved; and the profile is good in rigidity, and is not easy to deform in hoisting and transporting processes, and the like.
Description
Technical field
The invention belongs to trolley coach is with roomy thin part production technical field, and in particular to a kind of wide cut grows up shell not
Rust steel hollow type Materials And Manufacturing Processes, it is adaptable to which width is 300mm-1250mm, length is 10000mm-30000mm, thickness
For the production of the roomy thin part of 20mm-70mm.
Background technology
Aluminium alloy wide cut hollow material is manufactured using volume hot extrusion technique technology, can be extruded wide cut and be grown up part, extensively
For in rail vehicle.The use of the long heavy section of wide cut can greatly reduce number of parts, Simplified flowsheet.But aluminum alloy materials
The performance such as corrosion resistance, intensity, fire resistance property aspect be nothing like stainless steel material.The limitation of extrusion process causes aluminium
Alloy wide cut extrudate of growing up can not obtain shell high strength sectional material.Stainless steel material can not obtain wide cut by pressing method
Hollow material, so in the past stainless steel material wide cut large-scale structure part can only be designed to plate-girder group welding structure, by previously fabricated
Tens even hundreds of part groups, welding is obtained, it is impossible to realize that stainless steel wide cut is grown up the serialization and automatically of part
Metaplasia is produced, and complex process, efficiency are low, and quality is difficult to ensure.
The content of the invention
In order to solve complex process, cycle length, efficiency present in existing employing corrosion resistant plate girder construction and manufacturing process
The technical problem such as low, of poor quality, the present invention provides a kind of wide cut and grows up shell stainless steel hollow type Materials And Manufacturing Processes.
The technical scheme that present invention solution technical problem is taken is as follows：
Wide cut is grown up shell stainless steel hollow material, and it is suitable by ornamental outside plate, the corrugated plating positioned at intermediate course, inner panel
It is secondary to be connected and composed by laser lap weldering；The material of the ornamental outside plate is corrosion resistant plate, and thickness of slab is 1.5mm-2.5mm, table
Face carries out wire drawing process or DF process, and the section structure of ornamental outside plate is flat board, or by roll bending formation with pressure
The section bar of muscle, or the section bar that edge bends, or bent plate；The material of the corrugated plating is corrosion resistant plate, and thickness of slab is
0.5mm-0.8mm, the single ripple section of corrugated plating is trapezoidal or rectangle, and the section of corrugated plating is equal section or Varied section knot
Structure；The material of the inner panel is corrosion resistant plate, and thickness of slab is 1mm-1.5mm, and the section structure of inner panel is flat board, or by roller
The section bar with beading of roll forming, or the section bar that edge bends, or bent plate.
Above-mentioned wide cut is grown up the manufacturing process of shell stainless steel hollow material, is comprised the steps：
Step one, by corrugated plating on cold roll forming unit cold roll forming；
Step 2, by the corrugated plating of ornamental outside plate and step one cold roll forming along carry-over pinch rolls enter unit bit combination
And clamp；
Step 3, step 2 is positioned ornamental outside plate and corrugated plating after clamping send into laser welding station, using molten
Thoroughly the mode of laser stitch welding is welded, and welds back roller repoussage shape；
Step 4, the corrugated plating after inner panel and step 3 roll-in shaping is entered along carry-over pinch rolls and unit bit combination and is pressed from both sides
Tightly；
Step 5, by step 4 position clamp after inner panel and corrugated plating send into laser welding station, using partial penetration
The mode of laser stitch welding is welded, and welds back roller repoussage shape；
Step 6, according to the physical length of section bar Production requirement, the section bar after shaping is cut off, complete wide cut and grow up
The manufacturing process of shell stainless steel hollow material.
Beneficial effects of the present invention are as follows：
1) wide cut is grown up, and shell stainless steel hollow material corrosion resistance compared with aluminium alloy wide cut hollow material is strong, and intensity is high,
Fire line is good.
2) wide cut shell stainless steel hollow material outer surface of growing up can be realized being used without application, directly using wire drawing or DF
Decorative surface, outward appearance is beautiful, and the feature of environmental protection is good.
3) the grow up manufacture of shell stainless steel hollow material of wide cut can realize that unit is continuously produced, the plate with conventional production
The production contrast of the group to point weldering welding structural element of beam part, technique is relatively easy, and production efficiency is high, can produce longer zero
Part.
4) wide cut shell stainless steel hollow material of growing up connects achievable sealing welding using laser welding mode, and structure is close
Envelope property is good.
5) wide cut grows up shell stainless steel hollow material because directly using part of growing up, eliminating numerous and diverse smallclothes assembling
Process, process is simple, efficiency is improved.
6) wide cut is grown up, and shell stainless steel hollow material is rigidly good, and lifting, transport etc. are not likely to produce deformation.
Description of the drawings
It is equal section and the knot with angle and radian that Fig. 1 is the grow up section of shell stainless steel hollow material of wide cut of the present invention
Structure schematic diagram.
Fig. 2 be wide cut of the present invention grow up shell stainless steel hollow material section be tapered structural representation.
Fig. 3 be wide cut of the present invention grow up shell stainless steel hollow material both sides design splicing interface structural representation.
Fig. 4 is that wide cut of the present invention is grown up system of the shell stainless steel hollow material using integral solder form on tinuous production
Make process chart.
Fig. 5 is the laser stitch welding form schematic diagram that wide cut of the present invention is grown up in shell stainless steel hollow type manufacturing process.
Fig. 6 is the close-up schematic view of Fig. 5.
Specific embodiment
The present invention is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, the grow up section configuration of shell stainless steel hollow material of wide cut of the present invention can be equal thickness
Arc bending plate less than or equal to 25 ° and radius more than or equal to 500mm of slab construction or radian, can also be thickness
The Varied section structure of change.Wide cut grows up shell stainless steel hollow material to be combined into the structure of more wide cut, section structure both sides
Splicing interface A has been designed to it, two or more wide cuts are grown up shell stainless steel hollow material width grafting group pair, by swashing
Photocoagulation or other welding methods connect into broader Thin Stainless Steel shell profile structure.
The present invention wide cut grow up shell stainless steel hollow material by ornamental outside plate, the corrugated plating positioned at intermediate course,
Inner panel three-decker sequentially passes through laser lap weldering and connects and composes.The material of the ornamental outside plate is corrosion resistant plate, and thickness of slab is
1.5mm-2.5mm, surface carries out wire drawing process or DF is processed or other cosmetic surface treatments, the section structure of ornamental outside plate
It is flat board, or the section bar with beading for passing through roll bending formation, or the section bar that edge bends, or bent plate.Institute
The material for stating corrugated plating is corrosion resistant plate, and thickness of slab is 0.5mm-0.8mm, and the single ripple section of corrugated plating is trapezoidal or rectangle,
The section of corrugated plating is equal section or Varied section structure.The material of the inner panel is corrosion resistant plate, and thickness of slab is 1mm-1.5mm,
The section structure of inner panel is flat board, or the section bar with beading for passing through roll bending formation, or the section bar that edge bends,
Or bent plate.
The grow up manufacturing mode of shell stainless steel hollow material of wide cut of the present invention has two kinds：A kind of pattern is to be respectively welded mould
After formula, i.e. three-decker are molded respectively on cold roll forming unit, three parts of growing up are by laser on the individually welding position of foetus
Welding method links together.Another kind of pattern is integral solder pattern, i.e., three-decker is single stage by stage on tinuous production
After alone becoming type, into Unit Combination laser stitch welding stage by stage is carried out again in order on the basis of middle corrugated plating.
Wide cut of the present invention grows up shell stainless steel hollow material using when being respectively welded pattern, and its manufacturing process includes as follows
Step：
Step one, by ornamental outside plate, corrugated plating, the inner panel cold roll forming on cold roll forming unit respectively；
Step 2, step one is molded after ornamental outside plate and corrugated plating entered by the way of partial penetration laser stitch welding
Row welding, welds back roller repoussage shape；
Step 3, step one is molded after inner panel and corrugated plating welded by the way of partial penetration laser stitch welding
Connect, weld back roller repoussage shape, complete wide cut and grow up the manufacturing process of shell stainless steel hollow material.
When wide cut of the present invention grows up shell stainless steel hollow material using integral solder pattern, its manufacturing process includes as follows
Step：
Step one, by corrugated plating on cold roll forming unit cold roll forming；
Step 2, by the corrugated plating of ornamental outside plate and step one cold roll forming along carry-over pinch rolls enter unit bit combination
And clamp；
Step 3, by step 2 position clamp after ornamental outside plate and corrugated plating send into laser welding station, using portion
The mode for dividing penetration laser stitch welding is welded, and welds back roller repoussage shape；
Step 4, the corrugated plating after inner panel and step 3 roll-in shaping is entered along carry-over pinch rolls and unit bit combination and is pressed from both sides
Tightly；
Step 5, by step 4 position clamp after inner panel and corrugated plating send into laser welding station, using penetration laser
The mode of stitch welding is welded, and welds back roller repoussage shape；
Step 6, according to the physical length of section bar Production requirement, the section bar after shaping is cut off, complete wide cut and grow up
The manufacturing process of shell stainless steel hollow material.
Claims (2)
1. wide cut is grown up shell stainless steel hollow material, it is characterised in that the section bar is by ornamental outside plate, positioned at intermediate course
Corrugated plating, inner panel sequentially pass through laser lap weldering and connect and compose；
The material of the ornamental outside plate is corrosion resistant plate, and thickness of slab is 1.5mm-2.5mm, and surface is carried out at wire drawing process or DF
Reason, the section structure of ornamental outside plate is flat board, or the section bar with beading for passing through roll bending formation, or edge pressure
Curved section bar, or bent plate；
The material of the corrugated plating is corrosion resistant plate, and thickness of slab is 0.5mm-0.8mm, the single ripple section of corrugated plating for trapezoidal or
Rectangle, the section of corrugated plating is equal section or Varied section structure；
The material of the inner panel is corrosion resistant plate, and thickness of slab is 1mm-1.5mm, and the section structure of inner panel is flat board, or is passed through
The section bar with beading of roll bending formation, or the section bar that edge bends, or bent plate.
2. wide cut as claimed in claim 1 is grown up the manufacturing process of shell stainless steel hollow material, it is characterised in that the technique bag
Include following steps：
Step one, by corrugated plating on cold roll forming unit cold roll forming；
Step 2, the corrugated plating of ornamental outside plate and step one cold roll forming is entered along carry-over pinch rolls and unit bit combination and is pressed from both sides
Tightly；
Step 3, step 2 is positioned ornamental outside plate and corrugated plating after clamping send into laser welding station, it is molten using part
Thoroughly the mode of laser stitch welding is welded, and welds back roller repoussage shape；
Step 4, the corrugated plating after inner panel and step 3 roll-in shaping is entered along carry-over pinch rolls unit bit combination and clamp；
Step 5, by step 4 position clamp after inner panel and corrugated plating send into laser welding station, using penetration laser stitch welding
Mode welded, weld back roller repoussage shape；
Step 6, according to the physical length of section bar Production requirement, the section bar after shaping is cut off, complete wide cut and grow up shell
The manufacturing process of stainless steel hollow material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068078.2A CN106594505A (en) | 2016-11-28 | 2016-11-28 | Wide-long-large-thin shell stainless steel hollow profile and manufacturing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611068078.2A CN106594505A (en) | 2016-11-28 | 2016-11-28 | Wide-long-large-thin shell stainless steel hollow profile and manufacturing process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594505A true CN106594505A (en) | 2017-04-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611068078.2A Pending CN106594505A (en) | 2016-11-28 | 2016-11-28 | Wide-long-large-thin shell stainless steel hollow profile and manufacturing process thereof |
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| Country | Link |
|---|---|
| CN (1) | CN106594505A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813557A (en) * | 2017-09-28 | 2018-03-20 | 安徽工业大学 | A kind of laser welding ellipse hollow type steel sandwich boards and welding method |
| CN110153292A (en) * | 2019-06-06 | 2019-08-23 | 张跃 | A kind of arc shaped tile core plate and its moulding process |
| CN110733518A (en) * | 2019-11-27 | 2020-01-31 | 吉林大学 | Stainless steel section structure and assembly welding method |
| CN113500320A (en) * | 2021-07-29 | 2021-10-15 | 中车长春轨道客车股份有限公司 | Assembly welding process for front-end module of underframe of corrugated plate plug-in type box structure |
Citations (3)
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| US5007225A (en) * | 1985-09-27 | 1991-04-16 | British Shipbuilders | Construction of large sandwich structures |
| CN102765226A (en) * | 2012-08-01 | 2012-11-07 | 西安交通大学 | Sandwich material of corrugation-aluminum honeycomb composite structure and preparation method of sandwich material |
| CN105215547A (en) * | 2015-10-20 | 2016-01-06 | 长春轨道客车股份有限公司 | Stainless steel car body gas-protection-free laser stitch welding process |
-
2016
- 2016-11-28 CN CN201611068078.2A patent/CN106594505A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5007225A (en) * | 1985-09-27 | 1991-04-16 | British Shipbuilders | Construction of large sandwich structures |
| CN102765226A (en) * | 2012-08-01 | 2012-11-07 | 西安交通大学 | Sandwich material of corrugation-aluminum honeycomb composite structure and preparation method of sandwich material |
| CN105215547A (en) * | 2015-10-20 | 2016-01-06 | 长春轨道客车股份有限公司 | Stainless steel car body gas-protection-free laser stitch welding process |
Non-Patent Citations (1)
| Title |
|---|
| 孙贵斌: "《客车制造工艺》", 31 January 2015, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813557A (en) * | 2017-09-28 | 2018-03-20 | 安徽工业大学 | A kind of laser welding ellipse hollow type steel sandwich boards and welding method |
| CN110153292A (en) * | 2019-06-06 | 2019-08-23 | 张跃 | A kind of arc shaped tile core plate and its moulding process |
| CN110733518A (en) * | 2019-11-27 | 2020-01-31 | 吉林大学 | Stainless steel section structure and assembly welding method |
| CN113500320A (en) * | 2021-07-29 | 2021-10-15 | 中车长春轨道客车股份有限公司 | Assembly welding process for front-end module of underframe of corrugated plate plug-in type box structure |
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Application publication date: 20170426 |
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