CN110340524A - A kind of railway transit passenger car side wall steel construction method for laser welding and application apparatus - Google Patents
A kind of railway transit passenger car side wall steel construction method for laser welding and application apparatus Download PDFInfo
- Publication number
- CN110340524A CN110340524A CN201910694146.3A CN201910694146A CN110340524A CN 110340524 A CN110340524 A CN 110340524A CN 201910694146 A CN201910694146 A CN 201910694146A CN 110340524 A CN110340524 A CN 110340524A
- Authority
- CN
- China
- Prior art keywords
- wallboard
- laser welding
- side wall
- rotating cylinder
- car side
- 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.)
- Granted
Links
Classifications
-
- 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
- B23K26/21—Bonding by welding
-
- 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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- 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
Abstract
The invention discloses a kind of railway transit passenger car side wall steel construction laser welding application apparatus, including wallboard, window frame is embedded on the front face of the wallboard, if being equipped with the identical ripple screen of stem structure on the front face of the wallboard, if being equipped with the identical column of stem structure on the front face of the wallboard.The beneficial effects of the invention are as follows, structure is simple, practical, it has abandoned original stainless steel urban rail car side wall and has used spot-welded technology and more backward arc welding technology substantially, and wallboard post welding distortion amount can be reduced 0.5mm/m till now by original 2mm/m first by new technology.Welding efficiency can be improved at least 1 times or more in the case where stable structure, batch production simultaneously, really realize the unmanned office in working region, to thoroughly solve danger when welding production brought by original two kinds of manufacturing technologies and the generation of occupational disease, real ergonomics is accomplished.It really realizes and saves human and material resources, financial resources.
Description
Technical field
The present invention relates to welding technology field, especially a kind of railway transit passenger car side wall steel construction method for laser welding with
And application apparatus.
Background technique
There are many kinds of the energy sources of modern times welding, including gas flame, electric arc, laser, electron beam, friction and ultrasonic wave
Deng.Other than use in the factory, welding can also carry out in a variety of contexts, such as field, underwater and space.No matter at what
Place, welding all may bring danger to operator, so must take safeguard procedures appropriate when being welded.It welds to people
The injury that body may cause includes burn, electric shock, inpairment of vision, sucking toxic gas, ultraviolet light overexposure etc..
Existing stainless steel passenger car generallys use spot-welding technology and arc welding process in side wall manufacture of steel structure technique.Point welder
There is the main problems of welded seal difference for skill.Not the problem of arc welding process not can guarantee there is presentation quality.And above-mentioned two
There is the disadvantages of welding deformation is big, welding efficiency is low, complicated for operation, appearance aesthetic imperfections are serious jointly in kind process.
Summary of the invention
The purpose of the present invention is to solve the above problems, devise a kind of railway transit passenger car side wall steel construction Laser Welding
Connect method and application apparatus.
Realize above-mentioned purpose the technical scheme is that, a kind of railway transit passenger car side wall steel construction laser welding application
Device, including wallboard are embedded with window frame on the front face of the wallboard, if being equipped with stem structure phase on the front face of the wallboard
Same ripple screen, if being equipped with the identical column of stem structure on the front face of the wallboard.
Preferably, the first fishplate bar is installed on the pedestal, is fitted with the second fishplate bar on first fishplate bar, described first
First spring is installed between fishplate bar and the second fishplate bar, screw rod is installed on first fishplate bar, the screw rod connects through second
Plate, the lead screw are equipped with nut outside, and the upper wall surface of the nut and the second fishplate bar is mutually touched, and first fishplate bar connects with second
First rotating cylinder is installed at the right side of plate, clamping structure is installed on first rotating cylinder, card is installed on the clamping structure
Binding structure.
Preferably, the clamping structure includes the first bull stick, is fitted with the first bull stick in first rotating cylinder, and described first
Torque spring is installed between bull stick and the first rotating cylinder, clamping plate is installed at the right side of first bull stick, is pacified on the clamping plate
Equipped with winding roll, steel cable being installed on the winding roll, the steel cable is connected through the first rotating cylinder and with the lower wall surface of clamping plate,
Pulley is installed between the steel cable and rotating cylinder, elastic slice is installed on first rotating cylinder, the elastic slice is mutually touched with steel cable.
Preferably, the clamping structure includes the second rotating cylinder, and second rotating cylinder is connected with clamping plate, second rotating cylinder
Second bull stick is inside installed, if offering the identical slot of stem structure on second bull stick, is equipped on second bull stick
Snap-gauge is equipped with second spring in the snap-gauge, is equipped with inserted block in the second spring, the inserted block sequentially pass through snap-gauge,
Second rotating cylinder and slot, handle is equipped on the inserted block, and the handle runs through snap-gauge.
Preferably, rubber pad is installed outside the snap-gauge.
Preferably, comprising the following steps:
A, the first step carries out partial penetrated welding to wallboard and ripple screen using laser welding process, pinch roller pressing process;
B, second step carries out compression weldering to ripple screen and column using laser welding process, bridge type compactor pressing process
It connects;
C, third step compresses window frame and wallboard using laser welding process, window secure weld device pressing process
Welding.
Preferably, guarantee that wallboard compresses gap with ripple screen and reaches by pinch roller pressing process in the step a
0.1mm。
Preferably, guarantee that ripple screen and column compress gap and reach by pinch roller pressing process in the step b
0.1mm。
Preferably, guarantee that window frame and wallboard compress gap and reach 0.1mm by pressing device in the step c.
Preferably, the wallboard, ripple screen and column are all made of grid plate structure, the wallboard, ripple screen and
Each self-forming body structure of column, forms interlayer structure between the wallboard, ripple screen and column.
Railway transit passenger car side wall steel construction method for laser welding and application using technical solution of the present invention production
Device, it has abandoned original stainless steel urban rail car side wall and has used spot-welded technology and more backward arc welding substantially
Wallboard post welding distortion amount can be reduced 0.5mm/m till now by original 2mm/m first by technology, new technology.Simultaneously in structure
Stablize, welding efficiency can be improved at least 1 times or more in the case where batch production, really realizes the unmanned office in working region,
To thoroughly solve danger when welding production brought by original two kinds of manufacturing technologies and the generation of occupational disease, accomplish true
Positive ergonomics.It really realizes and saves human and material resources, financial resources.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is right side structural representation of the invention;
Fig. 3 is clamp structure schematic diagram of the invention;
Fig. 4 is clamp structural schematic diagram of the invention;
Fig. 5 is fixture interface arrangment schematic diagram of the invention;
In figure, 1, window frame;2, wallboard;3, ripple screen;4, column;5, the first fishplate bar;6, the second fishplate bar;7, the first bullet
Spring;8, screw rod;9, nut;10, the first rotating cylinder;11, the first bull stick;12, torque spring;13, clamping plate;14, winding roll;15, steel
Rope;16, pulley;17, elastic slice;18, the second rotating cylinder;19, the second bull stick;20, snap-gauge;21, second spring;22, inserted block;23,
Hand;24, rubber pad.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figs. 1-5, a kind of railway transit passenger car side wall steel knot
Structure laser welding application apparatus, including wallboard 2 are embedded with window frame 1, the front face of the wallboard 2 on the front face of the wallboard 2
If the identical ripple screen 3 of stem structure is installed on, if being equipped with the identical column 4 of stem structure on the front face of the wallboard 2,
First fishplate bar 5 is installed on the pedestal, the second fishplate bar 6, first fishplate bar 5 and second are fitted on first fishplate bar 5
First spring 7 is installed between fishplate bar 6, screw rod 8 is installed on first fishplate bar 5, the screw rod 8 runs through the second fishplate bar 6, institute
It states and nut 9 is installed outside lead screw, the upper wall surface of the nut 9 and the second fishplate bar 6 is mutually touched, and first fishplate bar 5 connects with second
First rotating cylinder 10 is installed at the right side of plate 6, clamping structure is installed on first rotating cylinder 10, is installed on the clamping structure
There is a clamping structure, the clamping structure includes the first bull stick 11, is fitted with the first bull stick 11 in first rotating cylinder 10, and described the
Torque spring 12 is installed between one bull stick 11 and the first rotating cylinder 10, clamping plate 13 is installed at the right side of first bull stick 11,
Winding roll 14 is installed on the clamping plate 13, steel cable 15 is installed on the winding roll 14, the steel cable 15 runs through the first rotating cylinder
10 and it is connected with the lower wall surface of clamping plate 13, pulley 16 is installed between the steel cable 15 and rotating cylinder, on first rotating cylinder 10
Elastic slice 17 is installed, the elastic slice 17 is touched with 15 phase of steel cable, and the clamping structure includes the second rotating cylinder 18, second rotating cylinder
18 are connected with clamping plate 13, and the second bull stick 19 is equipped in second rotating cylinder 18, is offered on second bull stick 19 several
The identical slot of structure is equipped with snap-gauge 20 on second bull stick 19, second spring 21 is equipped in the snap-gauge 20, described
Inserted block 22 is installed, the inserted block 22 sequentially passes through snap-gauge 20, the second rotating cylinder 18 and slot, the inserted block in second spring 21
Handle 23 is installed, the handle 23 runs through snap-gauge 20, is equipped with rubber pad 24, including following step outside the snap-gauge 20 on 22
Rapid: a, the first step carry out partial penetrated welding to wallboard 2 and ripple screen 3 using laser welding process, pinch roller pressing process;B,
Two steps carry out compression welding to ripple screen 3 and column 4 using laser welding process, bridge type compactor pressing process;C, third
Step carries out compression welding, the step to window frame 1 and wallboard 2 using laser welding process, window secure weld device pressing process
Guarantee that wallboard 2 and ripple screen 3 compress gap and reach 0.1mm by pinch roller pressing process in rapid a, passes through pressure in the step b
Wheel pressing process guarantees that ripple screen 3 and column 4 compress gap and reach 0.1mm, guarantees window by pressing device in the step c
Frame 1 and wallboard 2 compress gap and reach 0.1mm, and the wallboard 2, ripple screen 3 and column 4 are all made of grid plate structure, the wall
Plate 2, ripple screen 3 and each self-forming body structure of column 4 form folder between the wallboard 2, ripple screen 3 and column 4
Core structure.
The characteristics of the present embodiment, is, including wallboard 2, and window frame 1, the front face of wallboard 2 are embedded on the front face of wallboard 2
If the identical ripple screen 3 of stem structure is installed, if being equipped with the identical column 4 of stem structure, the rail on the front face of wallboard 2 on
Road traffic car side wall steel construction method for laser welding and application apparatus, it is basic that it has abandoned original stainless steel urban rail car side wall
Using spot-welded technology and more backward arc welding technology, new technology first can by 2 post welding distortion amount of wallboard by
2mm/m originally reduces 0.5mm/m till now.Welding efficiency can be mentioned in the case where stable structure, batch production simultaneously
It is at least 1 times or more high, it really realizes the unmanned office in working region, is brought to thoroughly solve original two kinds of manufacturing technologies
Welding production when danger and occupational disease generation, accomplished real ergonomics.It really realizes and saves manpower, object
Power, financial resources.
In the present embodiment, the design of Laser Welding urban rail car side wall long strands be intended to a wallboard 2 and ripple screen 3,
Ripple screen 3 and column 4 are all made of grid plate structure, each self-forming body structure.It is whole to form similar sandwich structure again.
It is welded in wallboard 2 and the welding of ripple screen 3 using partial penetrated, most effective guarantee presentation quality.In ripple screen 3 and column 4
Welding uses molten welding, guarantees the process of welding quality.
The first step carries out partial penetrated welding to wallboard 2 and ripple screen 3 using laser welding process, pinch roller pressing process,
This technique emphasis guarantees that wallboard 2 and ripple screen 3 compress gap and reach 0.1mm by pinch roller pressing process.To guarantee laser
The realization of welding.
Second step carries out compression weldering to ripple screen 3 and column 4 using laser welding process, bridge type compactor pressing process
It connects, this technique emphasis guarantees that ripple screen 3 and column 4 compress gap and reach 0.1mm by pinch roller pressing process.To guarantee to swash
The realization of photocoagulation.
Third step compresses window frame 1 and wallboard 2 using laser welding process, window secure weld device pressing process
Welding, this technique emphasis guarantee that window frame 1 and wallboard 2 compress gap and reach 0.1mm by pressing device.To guarantee laser welding
Realization.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (10)
1. a kind of railway transit passenger car side wall steel construction, including wallboard (2), which is characterized in that on the front face of the wallboard (2)
Embedded with window frame (1), the wallboard (2) if front face on the identical ripple screen (3) of stem structure, the wallboard are installed
(2) if front face on the identical column of stem structure (4) is installed.
2. a kind of laser welding application fixture for the railway transit passenger car side wall steel construction, including pedestal, feature exist
In being equipped on the pedestal the first fishplate bar (5), be fitted with the second fishplate bar (6) on first fishplate bar (5), described first connects
It is equipped between plate (5) and the second fishplate bar (6) the first spring (7), screw rod (8), the silk is installed on first fishplate bar (5)
Bar (8) runs through the second fishplate bar (6), is equipped with nut (9) outside the lead screw, the upper wall surface of the nut (9) and the second fishplate bar (6)
It mutually touches, is equipped with the first rotating cylinder (10) at the right side of first fishplate bar (5) and the second fishplate bar (6), first rotating cylinder
(10) clamping structure is installed on, clamping structure is installed on the clamping structure.
3. a kind of railway transit passenger car side wall steel construction laser welding application apparatus according to claim 2, feature exist
In the clamping structure includes the first bull stick (11), is fitted with the first bull stick (11) in first rotating cylinder (10), described first
It is equipped between bull stick (11) and the first rotating cylinder (10) torque spring (12), folder is installed at the right side of first bull stick (11)
Plate (13) is equipped with winding roll (14) on the clamping plate (13), is equipped with steel cable (15), the steel cable on the winding roll (14)
(15) run through the first rotating cylinder (10) and be connected with the lower wall surface of clamping plate (13), cunning is installed between the steel cable (15) and rotating cylinder
It takes turns (16), is equipped with elastic slice (17) on first rotating cylinder (10), the elastic slice (17) is mutually touched with steel cable (15).
4. a kind of railway transit passenger car side wall steel construction laser welding application apparatus according to claim 2, feature exist
In the clamping structure includes the second rotating cylinder (18), and second rotating cylinder (18) is connected with clamping plate (13), second rotating cylinder
(18) be equipped with the second bull stick (19) in, second bull stick (19) if on offer the identical slot of stem structure, described second
It is equipped with snap-gauge (20), is equipped with second spring (21) in the snap-gauge (20), on the second spring (21) on bull stick (19)
It is equipped with inserted block (22), the inserted block (22) sequentially passes through snap-gauge (20), the second rotating cylinder (18) and slot, the inserted block (22)
On be equipped with handle (23), the handle (23) run through snap-gauge (20).
5. a kind of railway transit passenger car side wall steel construction laser welding application apparatus according to claim 4, feature exist
In the snap-gauge (20) is equipped with rubber pad (24) outside.
6. a kind of method for laser welding for the railway transit passenger car side wall steel construction, which is characterized in that including following step
It is rapid:
A, the first step carries out partial penetrated weldering to wallboard (2) and ripple screen (3) using laser welding process, pinch roller pressing process
It connects;
B, second step compresses ripple screen (3) and column (4) using laser welding process, bridge type compactor pressing process
Welding;
C, third step presses window frame (1) and wallboard (2) using laser welding process, window secure weld device pressing process
Tight welding.
7. a kind of railway transit passenger car side wall steel construction method for laser welding according to claim 6, which is characterized in that institute
It states in step a and guarantees that wallboard (2) and ripple screen (3) compress gap and reach 0.1mm by pinch roller pressing process.
8. a kind of railway transit passenger car side wall steel construction method for laser welding according to claim 6, which is characterized in that institute
It states in step b and guarantees that ripple screen (3) and column (4) compress gap and reach 0.1mm by pinch roller pressing process.
9. a kind of railway transit passenger car side wall steel construction method for laser welding according to claim 6, which is characterized in that institute
It states in step c and guarantees that window frame (1) and wallboard (2) compress gap and reaches 0.1mm by pressing device.
10. a kind of railway transit passenger car side wall steel construction method for laser welding according to claim 1, which is characterized in that
The wallboard (2), ripple screen (3) and column (4) are all made of grid plate structure, the wallboard (2), ripple screen (3) and
Each self-forming body structure of column (4) forms interlayer structure between the wallboard (2), ripple screen (3) and column (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910694146.3A CN110340524B (en) | 2019-07-30 | 2019-07-30 | Laser welding method for steel structure of side wall of rail transit passenger car and application device |
Applications Claiming Priority (1)
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CN201910694146.3A CN110340524B (en) | 2019-07-30 | 2019-07-30 | Laser welding method for steel structure of side wall of rail transit passenger car and application device |
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CN110340524A true CN110340524A (en) | 2019-10-18 |
CN110340524B CN110340524B (en) | 2022-11-08 |
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CN201910694146.3A Active CN110340524B (en) | 2019-07-30 | 2019-07-30 | Laser welding method for steel structure of side wall of rail transit passenger car and application device |
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Citations (9)
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US5398264A (en) * | 1994-05-20 | 1995-03-14 | B&W Fuel Company | Grid welding fixture for a spacer grid |
CN201923143U (en) * | 2010-12-09 | 2011-08-10 | 南车青岛四方机车车辆股份有限公司 | Insertion type side wall structure of automobile body |
CN202129553U (en) * | 2011-05-11 | 2012-02-01 | 南车青岛四方机车车辆股份有限公司 | Vehicle body lap joint type side wall structure |
CN203418234U (en) * | 2013-08-14 | 2014-02-05 | 深圳市普德激光设备有限公司 | Device for welding thin copper tube through lasers |
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 |
CN106271128A (en) * | 2016-08-31 | 2017-01-04 | 中车长春轨道客车股份有限公司 | For eliminating the auxiliary compression tooling of side wall column and corrugated plating laser stitch welding gap |
CN106346150A (en) * | 2016-09-22 | 2017-01-25 | 中车长春轨道客车股份有限公司 | Positioning and clamping tool for laser welding of stainless steel side wall |
CN206344820U (en) * | 2016-10-27 | 2017-07-21 | 中车株洲电力机车有限公司 | A kind of stainless steel car body sidewall structure |
CN109175705A (en) * | 2018-11-18 | 2019-01-11 | 中车长春轨道客车股份有限公司 | Stainless steel car body laser stitch welding weld seam renovation technique |
-
2019
- 2019-07-30 CN CN201910694146.3A patent/CN110340524B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5398264A (en) * | 1994-05-20 | 1995-03-14 | B&W Fuel Company | Grid welding fixture for a spacer grid |
CN201923143U (en) * | 2010-12-09 | 2011-08-10 | 南车青岛四方机车车辆股份有限公司 | Insertion type side wall structure of automobile body |
CN202129553U (en) * | 2011-05-11 | 2012-02-01 | 南车青岛四方机车车辆股份有限公司 | Vehicle body lap joint type side wall structure |
CN203418234U (en) * | 2013-08-14 | 2014-02-05 | 深圳市普德激光设备有限公司 | Device for welding thin copper tube through lasers |
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 |
CN106271128A (en) * | 2016-08-31 | 2017-01-04 | 中车长春轨道客车股份有限公司 | For eliminating the auxiliary compression tooling of side wall column and corrugated plating laser stitch welding gap |
CN106346150A (en) * | 2016-09-22 | 2017-01-25 | 中车长春轨道客车股份有限公司 | Positioning and clamping tool for laser welding of stainless steel side wall |
CN206344820U (en) * | 2016-10-27 | 2017-07-21 | 中车株洲电力机车有限公司 | A kind of stainless steel car body sidewall structure |
CN109175705A (en) * | 2018-11-18 | 2019-01-11 | 中车长春轨道客车股份有限公司 | Stainless steel car body laser stitch welding weld seam renovation technique |
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