CN105269167B - It is complete to carry van-type front part of the carriage plate weld technique - Google Patents
It is complete to carry van-type front part of the carriage plate weld technique Download PDFInfo
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- CN105269167B CN105269167B CN201510819347.3A CN201510819347A CN105269167B CN 105269167 B CN105269167 B CN 105269167B CN 201510819347 A CN201510819347 A CN 201510819347A CN 105269167 B CN105269167 B CN 105269167B
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- welding
- railway carriage
- weld
- compartment
- plate
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Classifications
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- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a kind of full carrying van-type front part of the carriage plate weld technique, the technique is by adjusting welding condition, adjustment welding sequence and the means such as predeformation are applied to preceding railway carriage or compartment plate in welding process, solve cumbersome production process in existing process, low production efficiency, the defect such as product percent of pass is low, energy consumption is high；Both weldquality is ensure that, welding deformation is substantially reduced again, improve the qualification rate of product, reduce energy resource consumption, saved production cost, significantly improve production efficiency.
Description
Technical field
The invention belongs to aluminum alloy solder technology field, and in particular to a kind of full carrying van-type front part of the carriage plate weld technique.
Background technology
Van is called van, is mainly used in the hermetically sealed various articles of transport, and it has maneuverability, operation side
Just, efficient work, freight volume are big, make full use of space and it is safe and reliable the advantages of.
In the prior art, van-type front part of the carriage plate is made up of the railway carriage or compartment profile material of upper and lower side bar, two edge columns and centre,
In the production of van-type front part of the carriage plate weld, because the weld seam of preceding railway carriage or compartment plate is straight weld long and asymmetric weld seam (as shown in Figure 1), deformation
Bad control, post welding distortion is overproof, causes vehicle assembling process assembling difficult problem occur, and be also easy to produce stress collection after assembling
In, have a strong impact on welding bead quality at preceding railway carriage or compartment plate docking railway carriage or compartment profile material.
Further, since van-type front part of the carriage plate is in adjusting, mechanical adjusting can only cannot be used using flame repairing, and it is fiery
Flame adjusting scope is larger, requires operator very high, adjusting temperature and speed whard to control, therefore be difficult to ensure that mother metal mechanicalness
Energy；And there is the defects such as cumbersome production process, low production efficiency, product percent of pass are low, energy consumption is high.
The content of the invention
In view of this, adjusting number of times can be reduced it is an object of the invention to provide one kind, is improved production efficiency and finished product
Rate, and the full carrying van-type front part of the carriage plate weld technique of production cost can be reduced.
To reach above-mentioned purpose, the present invention provides following technical scheme：A kind of full carrying van-type front part of the carriage plate weld technique,
Mainly comprise the steps of：
1) welding condition is adjusted, is requiring to improve bonding power and speed of welding in the range of welding current；
2) adjust welding sequence and predeformation is applied to preceding railway carriage or compartment plate, specifically include following operation：
It is right that a, section bar are integrally organized；
Gap between b, each part of control, the outer side weld between tack welding railway carriage or compartment profile material and upper and lower side bar and column
1、2、3、4；
C, upset are installed preceding railway carriage or compartment plate, continuous welding railway carriage or compartment profile material and the weld joint on inner side between upper and lower side bar and column 5,6,
7、8；
D, upset be installed preceding railway carriage or compartment plate and during being installed at the upper and lower side bar of preceding railway carriage or compartment plate apply predeformation, applied amount
The deflection produced during according to welding weld joint on inner side is adjusted；
The outer side weld of e, reconditioning solid point, welds outer side weld 1,2,3,4, it is ensured that medial and lateral weld seams welding direction one
Cause；
F, upset are installed preceding railway carriage or compartment plate, fix the preceding heel post of railway carriage or compartment plate two when being installed, and ibid, the parallel preceding railway carriage or compartment of lower-edge beam
Plate center applies predeformation, preceding railway carriage or compartment plate is raised up, and is welded the disconnected weldering of each railway carriage or compartment profile material using the order of both sides behind first centre
It is connected together.
Further, step 1) in, welding current is 140~160A, and weldingvoltage is 19.7~22.0V, and speed of welding is
90cm/min。
Further, step 2) b operations in, solid point length is 40mm, and spacing between adjacent tack-weld is 500mm.
Further, step 2) f operations in, carry out hypomere weld seam welding again after previous disconnected welding line cooling, break welding line
Length is 300mm.
Further, step 2) f operations in, using cushion block to preceding railway carriage or compartment plate center apply predeformation, cushion block H high be 20~
30mm, the central axis L away from upper and lower side bar is 250mm.
The beneficial effects of the present invention are：Both weldquality is ensure that, welding deformation is substantially reduced again, improve product
Qualification rate, reduce energy resource consumption, saved production cost, significantly improve production efficiency.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carries out
Explanation：
Fig. 1 is the outer side weld distribution schematic diagram of preceding railway carriage or compartment plate；
Fig. 2 is preceding railway carriage or compartment plate weld joint on inner side distribution schematic diagram；
Fig. 3 is the disconnected welding line welding sequence schematic diagram of preceding railway carriage or compartment plate；
Fig. 4 is preceding railway carriage or compartment plate reversible deformation schematic diagram.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As illustrated, the full carrying van-type front part of the carriage plate weld technique in the present invention, mainly comprises the steps of：
1) welding condition is adjusted, wherein welding current is 140~160A, and weldingvoltage is 19.7~22.0V, welding
Speed is 90cm/min；On the premise of weldquality is met, require to be properly increased in the range of welding current bonding power with
Speed of welding, can accelerate the dissipation speed of weld seam ambient heat, so as to reduce welding deformation amount, and improve production efficiency.
2) adjust welding sequence and predeformation is applied to preceding railway carriage or compartment plate, specifically include following operation：
It is right that a, section bar are integrally organized；
Gap between b, each part of control, the outer side weld between tack welding railway carriage or compartment profile material and upper and lower side bar and column
1、2、3、4；Wherein, solid point length is 40mm, and the spacing between adjacent tack-weld is 500mm；
C, upset are installed preceding railway carriage or compartment plate, continuous welding railway carriage or compartment profile material and the weld joint on inner side between upper and lower side bar and column 5,6,
7、8；
D, upset be installed preceding railway carriage or compartment plate and during being installed at the upper and lower side bar of preceding railway carriage or compartment plate apply predeformation, applied amount
The deflection produced during according to welding weld joint on inner side is adjusted；
The outer side weld of e, reconditioning solid point, welds outer side weld 1,2,3,4, it is ensured that medial and lateral weld seams welding direction one
Cause；
F, upset are installed preceding railway carriage or compartment plate, fix the preceding heel post of railway carriage or compartment plate two when being installed, and ibid, the parallel preceding railway carriage or compartment of lower-edge beam
Plate center applies predeformation, preceding railway carriage or compartment plate is raised up, and is welded the disconnected weldering of each railway carriage or compartment profile material using the order of both sides behind first centre
It is connected together；In welding process, hypomere weld seam welding is carried out again after needing previous disconnected welding line cooling, disconnected welding line length is
300mm。
Welded by substep, alleviate Thermal Cycle influence, the heat of preceding railway carriage or compartment plate welding bead end is reduced, so as to mitigate
Welding deformation；In addition, by applying predeformation, counteracting the welding deformation produced in welding process.
Embodiment one
1) welding condition is controlled：Welding current is 150A, and weldingvoltage is 20V, and speed of welding is 90cm/min；
2) adjust welding sequence and predeformation is applied to preceding railway carriage or compartment plate, specifically include following operation：
It is right that a, section bar are integrally organized；
Gap between b, each part of control, the outer side weld between tack welding railway carriage or compartment profile material and upper and lower side bar and column
1、2、3、4；Wherein, solid point length is 40mm, and the spacing between adjacent tack-weld is 500mm；
C, upset are installed preceding railway carriage or compartment plate, continuous welding railway carriage or compartment profile material and the weld joint on inner side between upper and lower side bar and column 5,6,
7、8；
D, upset be installed preceding railway carriage or compartment plate and during being installed at the upper and lower side bar of preceding railway carriage or compartment plate apply predeformation, applied amount
The deflection produced during according to welding weld joint on inner side is adjusted；
The outer side weld of e, reconditioning solid point, welds outer side weld 1,2,3,4, it is ensured that medial and lateral weld seams welding direction one
Cause；
F, upset are installed preceding railway carriage or compartment plate, fix the preceding heel post of railway carriage or compartment plate two when being installed, and ibid, the parallel preceding railway carriage or compartment of lower-edge beam
Plate center applies predeformation, preceding railway carriage or compartment plate is raised up, using the order of both sides behind first centre by the weldering between each railway carriage or compartment profile material
The disconnected weldering of seam 9 welds together；In welding process, hypomere weld seam welding is carried out again after needing previous disconnected welding line cooling, break welding line
Length is 300mm；Wherein, when applying predeformation, predeformation, the H high of cushion block 10 are applied using 10 pairs of preceding railway carriage or compartment plate centers of cushion block
It is 20~30mm, the central axis L away from upper and lower side bar is 250mm.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment to be described in detail the present invention, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (5)
1. it is a kind of to carry van-type front part of the carriage plate weld technique entirely, it is characterised in that mainly to comprise the steps of：
1) welding condition is adjusted, is requiring to improve bonding power and speed of welding in the range of welding current；
2) adjust welding sequence and predeformation is applied to preceding railway carriage or compartment plate, specifically include following operation：
It is right that a, section bar are integrally organized；
B, the gap for controlling between each part, outer side weld 1 between tack welding railway carriage or compartment profile material and upper and lower side bar and column, 2,
3、4；
C, upset are installed preceding railway carriage or compartment plate, continuous welding railway carriage or compartment profile material and the weld joint on inner side between upper and lower side bar and column 5,6,7,8；
D, upset be installed preceding railway carriage or compartment plate and during being installed at the upper and lower side bar of preceding railway carriage or compartment plate apply predeformation, applied amount according to
The deflection produced during welding weld joint on inner side is adjusted；
The outer side weld of e, reconditioning solid point, welds outer side weld 1,2,3,4, it is ensured that medial and lateral weld seam welding direction is consistent；
F, upset are installed preceding railway carriage or compartment plate, fix the preceding heel post of railway carriage or compartment plate two when being installed, and ibid, in the parallel preceding railway carriage or compartment plate of lower-edge beam
Apply predeformation at portion, preceding railway carriage or compartment plate is raised up, be welded on the disconnected weldering of each railway carriage or compartment profile material using the order of both sides behind first centre
Together.
2. it is according to claim 1 it is full carrying van-type front part of the carriage plate weld technique, it is characterised in that：Step 1) in, welding
Electric current is 140~160A, and weldingvoltage is 19.7~22.0V, and speed of welding is 90cm/min.
3. it is according to claim 1 it is full carrying van-type front part of the carriage plate weld technique, it is characterised in that：Step 2) b operations
In, solid point length is 40mm, and the spacing between adjacent tack-weld is 500mm.
4. it is according to claim 1 it is full carrying van-type front part of the carriage plate weld technique, it is characterised in that：Step 2) f operations
In, hypomere weld seam welding is carried out again after previous disconnected welding line cooling, welding line length of breaking is 300mm.
5. it is according to claim 1 it is full carrying van-type front part of the carriage plate weld technique, it is characterised in that：Step 2) f operations
In, applying predeformation to preceding railway carriage or compartment plate center using cushion block, cushion block H high is 20~30mm, away from the central axis L of upper and lower side bar
It is 250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510819347.3A CN105269167B (en) | 2015-11-20 | 2015-11-20 | It is complete to carry van-type front part of the carriage plate weld technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510819347.3A CN105269167B (en) | 2015-11-20 | 2015-11-20 | It is complete to carry van-type front part of the carriage plate weld technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105269167A CN105269167A (en) | 2016-01-27 |
| CN105269167B true CN105269167B (en) | 2017-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510819347.3A Active CN105269167B (en) | 2015-11-20 | 2015-11-20 | It is complete to carry van-type front part of the carriage plate weld technique |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107414258A (en) * | 2017-08-04 | 2017-12-01 | 常州今创风挡系统有限公司 | Bent angle profile welding method under high ferro outer hood bottom |
| CN109514118A (en) * | 2018-12-21 | 2019-03-26 | 辽宁忠旺特种车辆制造有限公司 | A kind of big gooseneck container side plate welding procedure |
| CN112296584B (en) * | 2020-12-11 | 2022-06-24 | 洛阳豫安金属结构有限公司 | Anti-deformation jig frame for welded steel box girder bridge deck plate and anti-deformation regulating quantity calculation method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0246988A (en) * | 1988-08-08 | 1990-02-16 | Nippon Steel Corp | Butt welding device |
| US5550345A (en) * | 1992-04-12 | 1996-08-27 | Elpatronic Ag | Process and device for welding sheets by laser to form compound sheets |
| JP2011110582A (en) * | 2009-11-26 | 2011-06-09 | Kobe Steel Ltd | Backing device and welding method |
| CN102275044A (en) * | 2011-07-13 | 2011-12-14 | 铁道部运输局 | Method for welding plate materials |
| CN102513654A (en) * | 2011-12-30 | 2012-06-27 | 大连三高集团有限公司 | Cold roll forming online automatic welding device |
| CN104785977A (en) * | 2015-05-09 | 2015-07-22 | 龙口市正通钢构建设有限公司 | Automatic welding device of box-type steel member |
| CN104972246A (en) * | 2015-07-24 | 2015-10-14 | 柳州职业技术学院 | Carriage plate robot welding automatic production line |
-
2015
- 2015-11-20 CN CN201510819347.3A patent/CN105269167B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0246988A (en) * | 1988-08-08 | 1990-02-16 | Nippon Steel Corp | Butt welding device |
| US5550345A (en) * | 1992-04-12 | 1996-08-27 | Elpatronic Ag | Process and device for welding sheets by laser to form compound sheets |
| JP2011110582A (en) * | 2009-11-26 | 2011-06-09 | Kobe Steel Ltd | Backing device and welding method |
| CN102275044A (en) * | 2011-07-13 | 2011-12-14 | 铁道部运输局 | Method for welding plate materials |
| CN102513654A (en) * | 2011-12-30 | 2012-06-27 | 大连三高集团有限公司 | Cold roll forming online automatic welding device |
| CN104785977A (en) * | 2015-05-09 | 2015-07-22 | 龙口市正通钢构建设有限公司 | Automatic welding device of box-type steel member |
| CN104972246A (en) * | 2015-07-24 | 2015-10-14 | 柳州职业技术学院 | Carriage plate robot welding automatic production line |
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| Publication number | Publication date |
|---|---|
| CN105269167A (en) | 2016-01-27 |
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