CN107081515A - A kind of suit electron beam welding manufacture method in T-shaped ring of major diameter - Google Patents
A kind of suit electron beam welding manufacture method in T-shaped ring of major diameter Download PDFInfo
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- CN107081515A CN107081515A CN201710339377.3A CN201710339377A CN107081515A CN 107081515 A CN107081515 A CN 107081515A CN 201710339377 A CN201710339377 A CN 201710339377A CN 107081515 A CN107081515 A CN 107081515A
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- welding
- floor
- panel
- electron beam
- shaped ring
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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
- B23K15/00—Electron-beam welding or cutting
- B23K15/04—Electron-beam welding or cutting for welding annular seams
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- Mechanical Engineering (AREA)
- Welding Or Cutting Using Electron Beams (AREA)
Abstract
The present invention relates to electron beam welding manufacture method is set with a kind of T-shaped ring of major diameter, the T-shaped ring of major diameter that the traditional welding methods such as the metal argon arc welding or the argon tungsten-arc welding that use at present can be replaced to prepare is interior to be set with；By processing the boss with floor with width on panel, ensure the fit-up gap between panel and floor, using electron beam welding, when efficiently solving the interior suit T profile welding of big thickness ring in the prior art using the traditional welding methods such as metal argon arc welding or argon tungsten-arc welding progress fillet weld seam, the welding efficiency of presence is low, and welding deformation is big, and postwelding dimensional accuracy is difficult to accurate guarantee, and angle welding stress concentration situation is more serious, easily causes the problems such as structural instability is destroyed.
Description
Technical field
The present invention relates to Metal Material Welding technical field, electron beam is set with specifically a kind of T-shaped ring of major diameter
Welding manufacture method.
Background technology
Large-scale external pressure inside configuration of bearing plays a part of rigidity lifting by design processing circular rib, usually T-shaped,
Therefore it is set with referred to as T-shaped ring.It mainly uses welded structure, and weld seam links together panel and floor whole as one
Body, the purpose that structural strength ensures structural stability is improved so as to reach.Suit substantial amounts in large scale structure inner loop, welding
Processing technology is complicated, and welding precision is difficult to ensure that, therefore ring inner sleeve welding equipment connects always large-sized external bearing structure manufacturing process
In critical component, directly affect production cycle and the product quality of structure.For being set with the ring of important feature, its thickness is more
Greatly（40-100mm）, required precision it is higher, using manual welding or other automatic melt welding methods that fill silk, due to needing processing
Welding groove, groove width is big, and thermal weld stress amount is big, causes welding deformation larger, postwelding dimensional accuracy is difficult to ensure that, simultaneously
Postwelding weld cleaning is difficult, the problems such as welding quality is difficult to ensure that, it is impossible to meet design requirement.
The content of the invention
Metal argon arc welding or argon tungsten-arc welding are used for being set with T profile welding in above-mentioned thickness ring big in the prior art
When carrying out fillet weld seam etc. traditional welding method, the welding efficiency existed is low, and welding deformation is big, and postwelding dimensional accuracy is difficult to essence
Ensure to demonstrate,prove, and angle welding stress concentration situation is more serious, easily causes the problems such as structural instability is destroyed, the present invention provides one
Plant suit electron beam welding manufacture method in the T-shaped ring of major diameter.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
Suit electron beam welding manufacture method, comprises the following steps in a kind of T-shaped ring of major diameter：
Step one：According to panel width, the high boss of 1 ~ 10mm, the width of boss and the width phase of floor are processed on panel
Together, while the corresponding erection welding position of floor needs to reduce corresponding height, so as to ensure that postwelding floor whole height is met
It is required that；
Step 2：It is put on jig and fixes after panel and floor are assembled, adjustment panel and rib is needed according to drawing
The relative position of plate, it is ensured that panel and floor fit-up gap are less than 0.3mm, axial unfitness of butt joint is less than 0.2mm, then with pressing plate and
Holding device is fixed；
Step 3：The workpiece assembled is checked, it is ensured that panel and floor fit-up gap are less than 0.3mm, axial unfitness of butt joint
Less than 0.2mm, floor and panel squareness tolerance are met and required, outside dimension, which is met, to be required；For magnetic material, it is necessary to check
The remaining quantity of magnetism of workpiece to be welded so that the remaining quantity of magnetism≤1 × 10-4T, otherwise should carry out demagnetization processing；
Step 4：After passed examination, counter plate and floor carry out spot welding, and spot welding point is uniform, it is ensured that the stabilization of fit-up gap；
Step 5：The workpiece assembled is fixed on welding turntable and centering, is put into vacuum chamber and vacuumizes so that vacuum
Reach 5 × 10-3The welding of workpiece is carried out during below MPa；
Step 6：Take out after vacuum, started electron-beam welder, adjusted the soldering angle of electron gun so that electron gun vertical weld
Direction is set, and welds circular weld, and accelerating potential is 55~150KV, and speed of welding is 200~1000mm/min, electronic beam current
For 50~350mA, focus current is 1500~3000mA, and electron beam is 0~5.4 in the scanning amplitude of oscillation of X-direction, and electron beam is in Y
The scanning amplitude of oscillation in direction is 0~6.0, and welding distance is 200~1500mm；
Step 7：Complete after all welding, by design requirement inspection panel and floor internal diameter and outside dimension, and panel and rib
The perpendicularity of plate；
Step 8：Row heat treatment is put into the ring inner sleeve after passed examination, heat treatment temperature is 550~950 DEG C, and soaking time is
0.5~2 hour, tapping temperature≤100 DEG C.
Welding manner in the step 4 carries out spot welding using manual argon arc welding.
Sweep waveform in the step 6 is circle.
Beneficial effects of the present invention：
Suit electron beam welding manufacture method in the T-shaped ring of major diameter that the present invention is provided, can replace the consumable electrode used at present
It is set with the T-shaped ring of major diameter prepared by the traditional welding method such as argon arc welding or argon tungsten-arc welding；By being processed and rib on panel
Boss of the plate with width, it is ensured that the fit-up gap between panel and floor, using electron beam welding, efficiently solves prior art
In in big thickness ring suit T profile welding angle welding is carried out using traditional welding methods such as metal argon arc welding or argon tungsten-arc weldings
During welding, the welding efficiency existed is low, and welding deformation is big, and postwelding dimensional accuracy is difficult to accurate guarantee, and angle welding stress collection
Middle situation is more serious, easily causes the problems such as structural instability is destroyed；
Replace that low production efficiency, welding deformation be big using electron beam, welding quality be difficult to ensure card, welding material expenditure greatly, work bar
The manual welding of part difference has great superiority；The electron beam welding of suit in the T-shaped ring of big thickness can be realized；Significantly improve weldering
Quality is connect, probability is reprocessed in reduction；Efficiency is improved, shortens the manufacturing cycle；Ensure suit size tolerance requirements in T-shaped ring；Reduce into
This；And big and other shapes the T junction of poor other materials weldability, welding procedure complexity, workload can be promoted the use of
In the welding of structure.
Brief description of the drawings
Fig. 1 structural front views of the present invention；
Fig. 2 inventive joint form structure schematic diagrames；
Reference：1st, panel, 2, floor, 3, boss.
Embodiment
With reference to embodiment, the present invention is further elaborated.
Embodiment 1
For panel internal diameter 1200mm, width 30mm, thickness 10mm, in floor high 80mm, thick 10mm TC4 titanium alloy T type rings
Suit, design boss height is 2mm, and fixed on jig, adjustment panel and rib are put into after panel and floor are assembled
The relative position of plate, panel and floor fit-up gap are less than 0.3mm, and axial unfitness of butt joint is less than 0.2mm, with pressing plate and holding device
It is fixed；Floor and panel squareness tolerance, which are met, to be required, less than 0.5mm, and outside dimension, which is met, to be required；Counter plate and floor are carried out
Spot welding, welding manner carries out spot welding using GTAW, and spot welding point is distributed in 8 positions for treating welding line, assembly building
Gap is uniform, stably, less than 0.2mm；The workpiece assembled is fixed on welding turntable and centering, is put into vacuum chamber and takes out true
It is empty so that vacuum reaches 5 × 10-3The welding of workpiece is carried out during below MPa；Take out after vacuum, started electron-beam welder, adjustment
The soldering angle of electron gun so that electron gun vertical weld direction is set, welds circular weld, accelerating potential is 150KV, welding
Speed is 1000mm/min, and electronic beam current is 50mA, and focus current is 1600mA, and welding distance is 400mm, and sweep waveform is circle
Shape；Complete after all welding, by design requirement inspection panel and floor internal diameter and outside dimension, and panel and floor is vertical
Degree.Row heat treatment is put into the ring inner sleeve after passed examination, heat treatment temperature is 550 DEG C, and soaking time is 0.5 hour, is come out of the stove
Temperature≤100 DEG C.
Embodiment 2
For panel internal diameter 2800mm, width 35mm, thickness 20mm, floor high 75mm, thick the 15mm T-shaped ring inner sleeve of 40Cr steel
Dress, design boss height is 4mm, needs to check the remaining quantity of magnetism of workpiece to be welded before assembling, and carry out demagnetization processing so that remnants
The quantity of magnetism≤1 × 10-4T；Fixed on jig, the relative position of adjustment panel and floor is put into after panel and floor are assembled
Put, panel and floor fit-up gap are less than 0.3mm, and axial unfitness of butt joint is less than 0.2mm, fixed with pressing plate and holding device；Floor
Meet and require with panel squareness tolerance, less than 0.5mm, outside dimension, which is met, to be required；Counter plate and floor carry out spot welding, welding
Mode carries out spot welding using GTAW, and spot welding point is distributed in 8 positions for treating welding line, and fit-up gap is uniform, steady
It is fixed, less than 0.2mm；The workpiece assembled is fixed on welding turntable and centering, is put into vacuum chamber and vacuumizes so that vacuum
Degree reaches 5 × 10-3The welding of workpiece is carried out during below MPa；Take out after vacuum, started electron-beam welder, adjusted the weldering of electron gun
Connect angle so that electron gun vertical weld direction is set, weld circular weld, accelerating potential is 150KV, and speed of welding is
800mm/min, electronic beam current is 350mA, and focus current is 2600mA, and welding distance is 1000mm, and sweep waveform is circle；It is complete
Into after all welding, by the perpendicularity of design requirement inspection panel and floor internal diameter and outside dimension, and panel and floor.It is right
Ring inner sleeve after passed examination puts into row heat treatment, and heat treatment temperature is 550 DEG C, and soaking time is 1 hour, and tapping temperature≤
100℃。
Claims (3)
1. a kind of suit electron beam welding manufacture method in T-shaped ring of major diameter, it is characterised in that comprise the following steps：
Step one：According to panel width, the high boss of 1 ~ 10mm, the width of boss and the width phase of floor are processed on panel
Together, while the corresponding erection welding position of floor needs to reduce corresponding height, so as to ensure that postwelding floor whole height is met
It is required that；
Step 2：It is put on jig and fixes after panel and floor are assembled, adjustment panel and rib is needed according to drawing
The relative position of plate, it is ensured that panel and floor fit-up gap are less than 0.3mm, axial unfitness of butt joint is less than 0.2mm, then with pressing plate and
Holding device is fixed；
Step 3：The workpiece assembled is checked, it is ensured that panel and floor fit-up gap are less than 0.3mm, axial unfitness of butt joint
Less than 0.2mm, floor and panel squareness tolerance are met and required, outside dimension, which is met, to be required；For magnetic material, it is necessary to check
The remaining quantity of magnetism of workpiece to be welded so that the remaining quantity of magnetism≤1 × 10-4T, otherwise should carry out demagnetization processing；
Step 4：After passed examination, counter plate and floor carry out spot welding, and spot welding point is uniform, it is ensured that the stabilization of fit-up gap；
Step 5：The workpiece assembled is fixed on welding turntable and centering, is put into vacuum chamber and vacuumizes so that vacuum
Reach 5 × 10-3The welding of workpiece is carried out during below MPa；
Step 6：Take out after vacuum, started electron-beam welder, adjusted the soldering angle of electron gun so that electron gun vertical weld
Direction is set, and welds circular weld, and accelerating potential is 55~150KV, and speed of welding is 200~1000mm/min, electronic beam current
For 50~350mA, focus current is 1500~3000mA, and electron beam is 0~5.4 in the scanning amplitude of oscillation of X-direction, and electron beam is in Y
The scanning amplitude of oscillation in direction is 0~6.0, and welding distance is 200~1500mm；
Step 7：Complete after all welding, by design requirement inspection panel and floor internal diameter and outside dimension, and panel and rib
The perpendicularity of plate；
Step 8：Row heat treatment is put into the ring inner sleeve after passed examination, heat treatment temperature is 550~950 DEG C, and soaking time is
0.5~2 hour, tapping temperature≤100 DEG C.
2. suit electron beam welding manufacture method in the T-shaped ring of major diameter as claimed in claim 1, it is characterised in that：The step
Welding manner in rapid four carries out spot welding using manual argon arc welding.
3. suit electron beam welding manufacture method in the T-shaped ring of major diameter as claimed in claim 1, it is characterised in that：The step
Sweep waveform in rapid six is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710339377.3A CN107081515A (en) | 2017-05-15 | 2017-05-15 | A kind of suit electron beam welding manufacture method in T-shaped ring of major diameter |
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|---|---|---|---|
| CN201710339377.3A CN107081515A (en) | 2017-05-15 | 2017-05-15 | A kind of suit electron beam welding manufacture method in T-shaped ring of major diameter |
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| CN107081515A true CN107081515A (en) | 2017-08-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971736A (en) * | 2018-07-27 | 2018-12-11 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of component bonding pad design method based on electron beam fuse deposition formation |
| CN113421677A (en) * | 2021-05-21 | 2021-09-21 | 中国船舶重工集团公司第七二五研究所 | Method for manufacturing radioactive product transport container |
| CN114012231A (en) * | 2021-11-12 | 2022-02-08 | 沈阳航天新光集团有限公司 | Electron beam welding method for electric explosion valve |
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| US3999030A (en) * | 1973-06-18 | 1976-12-21 | Hitachi, Ltd. | Welding method for dissimilar metals |
| EP2177792A1 (en) * | 2008-10-15 | 2010-04-21 | Codman Neuro Sciences Sàrl | Method of making a metal bellows assembly having an intermediate plate |
| CN101954536A (en) * | 2010-10-29 | 2011-01-26 | 成都四威高科技产业园有限公司 | Method for welding minor-diameter nozzle and aluminum alloy thin-walled structure |
| CN102294541A (en) * | 2011-08-30 | 2011-12-28 | 哈尔滨汽轮机厂有限责任公司 | Electron beam welding method for ultra supercritical partition plates |
| CN102319951A (en) * | 2011-08-30 | 2012-01-18 | 哈尔滨汽轮机厂有限责任公司 | Electron beam welding method for large-thickness diaphragms of steam turbines |
| CN102990234A (en) * | 2012-08-16 | 2013-03-27 | 宁夏东方钽业股份有限公司 | Method for welding lug bosses and ring piece of sputtering tantalum ring |
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| US3999030A (en) * | 1973-06-18 | 1976-12-21 | Hitachi, Ltd. | Welding method for dissimilar metals |
| EP2177792A1 (en) * | 2008-10-15 | 2010-04-21 | Codman Neuro Sciences Sàrl | Method of making a metal bellows assembly having an intermediate plate |
| CN101954536A (en) * | 2010-10-29 | 2011-01-26 | 成都四威高科技产业园有限公司 | Method for welding minor-diameter nozzle and aluminum alloy thin-walled structure |
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| CN102990234A (en) * | 2012-08-16 | 2013-03-27 | 宁夏东方钽业股份有限公司 | Method for welding lug bosses and ring piece of sputtering tantalum ring |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971736A (en) * | 2018-07-27 | 2018-12-11 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of component bonding pad design method based on electron beam fuse deposition formation |
| CN108971736B (en) * | 2018-07-27 | 2021-01-08 | 中国航空工业集团公司沈阳飞机设计研究所 | Method for designing component connecting area based on electron beam fuse deposition forming |
| CN113421677A (en) * | 2021-05-21 | 2021-09-21 | 中国船舶重工集团公司第七二五研究所 | Method for manufacturing radioactive product transport container |
| CN113421677B (en) * | 2021-05-21 | 2023-03-07 | 中国船舶重工集团公司第七二五研究所 | Method for manufacturing radioactive product transport container |
| CN114012231A (en) * | 2021-11-12 | 2022-02-08 | 沈阳航天新光集团有限公司 | Electron beam welding method for electric explosion valve |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170822 |
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