CN105234614B - Large double-layer thin-wall D-type section vacuum chamber window assembly welding positioning device - Google Patents
Large double-layer thin-wall D-type section vacuum chamber window assembly welding positioning device Download PDFInfo
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- CN105234614B CN105234614B CN201510715727.2A CN201510715727A CN105234614B CN 105234614 B CN105234614 B CN 105234614B CN 201510715727 A CN201510715727 A CN 201510715727A CN 105234614 B CN105234614 B CN 105234614B
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention belongs to the technical field of annular magnetic confinement nuclear fusion experimental research devices, and particularly relates to a tokamak device vacuum chamber window assembly welding positioning device. The tokamak device vacuum chamber window assembly welding positioning device comprises lateral plates, rib plates, connecting plates, a bottom plate and a positioning shaft, wherein the two lateral plates are welded together through the rectangular rib plates; the positions of the seven connecting plates correspond to window flanges on fan-shaped sections, the number of windows in the fan-shaped sections is smaller than seven, and the connecting plates corresponding to the positions without windows are empty; the connecting plates are provided with bolt holes, and during assembly welding, the connecting plates are connected with the corresponding 5-7 window flanges on the fan-shaped sections through bolts to position a window assembly. The bottom plate is arranged on the outer lateral plate and used for fixing the window assembly welding positioning device. The two connecting plates corresponding two opposite windows are each provided with a shaft hole, and a positioning shaft penetrates through the shaft holes to be matched with inner holes of the opposite window flanges to position the fan-shaped sections. Through the design, window welding deformation is effectively controlled, and the window assembly welding efficiency is greatly improved.
Description
Technical field
The invention belongs to circular magnetic confinement nuclear fusion experimental study engineering device technique field is and in particular to a kind of tokamak fills
Put vacuum vessel port group weldering positioner.
Background technology
Tokamak is circular magnetic confinement nuclear fusion experimental study device, if its main body mainly by vacuum chamber, support and
Dry group field coil composition.The transformation of No. 2 a (hl-2a) of circulator and upgrading project hl-2m vacuum installation be hl-2m device
One of critical piece, it is plasma container the place directly run.Vacuum chamber structure be D-shaped section bilayer-thin-walled-
Full welding type-circulus, whole vacuum chamber is formed by 20 fan-shaped section groups welderings, and each fan-shaped section center angle is 18 ° ±
0.02°.Single fan-shaped section is mainly made up of inner shell, shell, end face gusset, runner and various forms of window.Wherein, interior
Shell, shell are the surface of revolution in equidistant D-shaped section, arrangement runner in inside and outside shell interlayer cavity, and runner is used for fan-shaped section inside and outside shell
Between connection and booster action while passage also as aqueous vapor circulation, single fan-shaped section two ends are respectively welded 1 end face
Gusset, the circulus of each fan-shaped section two ends end face gusset phase weldering composition vacuum chamber, each fan-shaped section opens up size, position not
Same window is used for test diagnosis.Inside and outside shell wall thickness 5.4mm, inner shell inner surface to outer surface of outer cover is apart from 30mm, annular diameters
For 2m, outer annular diameter is 5.22m, the high 3.02m of ring.Said structure is as shown in Figures 1 to 3.
Vacuum chamber is a kind of ultra high vacuum container, and each sector piece housing has all opened up window of different sizes, and institute is fenestrate
Mouth is all connected using ultrahigh vacuum flange, and each window will be drawn, in circulator between the field coil outside from vacuum chamber
It is used for the diagnosis of plasma in running.Because field coil gap is little, the constrained of whole equipment system arrangement, very
Window on empty room housing has very high size positions tolerance.
For this kind of large thin-wall all-welded structure container, it is difficult in the clamping on lathe and the vibration problems in polish
To solve, high-precision window aperture seal face and the window's position dimensional tolerance it is difficult with the method for postwelding processing to ensure.Bring
Requirement be that technique takes flange and adapter to be processed as finished product after being welded as window assembly, single fan-shaped section shell window position is opened
Hole puts in place, and window assembly is not processed with housing postwelding, and postwelding the window's position dimensional tolerance should meet drawing requirement.
Accordingly, it would be desirable to design a kind of device to control the complicated welding deformation of fan-shaped piece housing and window assembly.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of large-scale double-layer thin wall d type section vacuum vessel port group weldering positioning
Device, meets drawing size tolerance requirements with the window assembly postwelding ensureing 20 fan-shaped section of vacuum chamber.
In order to realize this purpose, the present invention adopts the technical scheme that:
A kind of large-scale double-layer thin wall d type section vacuum vessel port group weldering positioner, described large-scale double-layer thin wall d type cuts
Face vacuum chamber structure is the double-layer thin wall full welding type circulus in D-shaped section, and vacuum chamber is formed by 20 fan-shaped section group welderings, often
In individual fan-shaped section, 5～7 opening up in following 7 windows are set according to vacuum chamber structure: equipment center line is fan-shaped with D-shaped section
Section in straight section centrage on same straight line, two central axis coaxial to vented fire mouth and with equipment center line put down
OK, the central axis upright of midplane window, in middle equipment center line, arranges two horizontal windows, water in midplane window both sides
The central axis of flat window is parallel to each other with the central axis of midplane window, in horizontal window with to vented fire mouth between arrange two
Individual oblique window；Group of windows weldering positioner includes side plate, gusset, connecting plate, base plate and locating shaft；
Wherein, two blocks of side plates are distributed in the both sides of the straight section in the fan-shaped section of D-shaped section, two blocks of side plates be all c font and
It is parallel to each other, the profile of side plate is consistent with fan-shaped section can type face, the side plate at fan-shaped section window is parallel with window flange face；
Two blocks of side plates are welded together by the rectangle gusset being evenly arranged between, and gusset is collectively formed with side plate
Group of windows welds the space frame of positioner；
, perpendicular to side plate, 5～7 window flanges of the corresponding fan-shaped section in position of connecting plate, in fan-shaped section for seven pieces of connecting plates
When the quantity opening up window is less than 7, do not open up corresponding connecting plate at the window's position vacant；Bolt is arranged on connecting plate
Hole, during group weldering, connecting plate 5～7 window flanges corresponding with fan-shaped section are connected with, and window assembly is positioned；
Outer panel arranges two pieces of base plates on the position of corresponding two horizontal windows, foundation bolt is arranged on base plate
Hole, welds positioner for stationary window group；
Two piece connecting plates corresponding to vented fire mouth with two are respectively provided with an axis hole, locating shaft pass through axis hole with right
The inner hole of vented fire mouth flange, positions to fan-shaped section, with bolts between locating shaft and axis hole.
Further, a kind of large-scale double-layer thin wall d type section vacuum vessel port group welds positioner as above, two
It is evenly arranged 10～15 pieces of rectangle gussets between block side plate.
The having the beneficial effects that of technical solution of the present invention: when vacuum chamber each sector piece housing is welded with window assembly, window
Mouthful position dimension tolerance to be ensured by high-precision positioner, can effective control window welding deformation it is ensured that 20 sectors
The concordance of section the window's position size, can greatly improve window welding efficiency simultaneously.
Brief description
Fig. 1 is vacuum chamber total figure front view；
Fig. 2 is vacuum chamber single fan-shaped section figure；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is group weldering positioner front view；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is group weldering positioner locating shaft figure；
Fig. 7 is the connecting plate figure matching with locating shaft；
Fig. 8 is the assembling figure of Fig. 3 and Fig. 4.
In figure: 1.4.6.7.8.9.14 gusset, 2. locating shaft, 3. bolt, 5. side plate, 10.11.12.15 connecting plate, 13 bottoms
Plate, 16 axis holes, the single fan-shaped section of 17 vacuum chambers.
Specific embodiment
With specific embodiment, technical solution of the present invention is further elaborated below in conjunction with the accompanying drawings.
A kind of large-scale double-layer thin wall d type section vacuum vessel port group weldering positioner, described large-scale double-layer thin wall d type cuts
Face vacuum chamber structure is the double-layer thin wall full welding type circulus in D-shaped section, and vacuum chamber is formed by 20 fan-shaped section group welderings, often
In individual fan-shaped section, 5～7 opening up in following 7 windows are set according to vacuum chamber structure: equipment center line is fan-shaped with D-shaped section
Section in straight section centrage on same straight line, two central axis coaxial to vented fire mouth and with equipment center line put down
OK, the central axis upright of midplane window, in middle equipment center line, arranges two horizontal windows, water in midplane window both sides
The central axis of flat window is parallel to each other with the central axis of midplane window, in horizontal window with to vented fire mouth between arrange two
Individual oblique window.
As shown in Fig. 4, Fig. 5 and Fig. 8, group of windows weldering positioner includes side plate, gusset, connecting plate, base plate and locating shaft；
Wherein, two blocks of side plates are distributed in the both sides of the straight section in the fan-shaped section of D-shaped section, two blocks of side plates be all c font and
It is parallel to each other, the profile of side plate is consistent with fan-shaped section can type face, the side plate at fan-shaped section window is parallel with window flange face；
10～15 pieces of rectangle gussets that two blocks of side plates pass through to be evenly arranged between weld together, gusset and side plate
Collectively form the space frame that group of windows welds positioner；
, perpendicular to side plate, 5～7 window flanges of the corresponding fan-shaped section in position of connecting plate, in fan-shaped section for seven pieces of connecting plates
When the quantity opening up window is less than 7, do not open up corresponding connecting plate at the window's position vacant；Bolt is arranged on connecting plate
Hole, during group weldering, connecting plate 5～7 window flanges corresponding with fan-shaped section are connected with, and window assembly is positioned；
Outer panel arranges two pieces of base plates on the position of corresponding two horizontal windows, foundation bolt is arranged on base plate
Hole, welds positioner for stationary window group；
As shown in Figure 6 and Figure 7, two piece connecting plates corresponding to vented fire mouth with two are respectively provided with an axis hole, fixed
Position axle passes through axis hole and the inner hole to vented fire mouth flange, and fan-shaped section is positioned, and adopts bolt even between locating shaft and axis hole
Connect.
Claims (2)
1. a kind of large-scale double-layer thin wall d type section vacuum vessel port group weldering positioner, described large-scale double-layer thin wall d type section
Vacuum chamber structure is the double-layer thin wall full welding type circulus in D-shaped section, and vacuum chamber is formed by 20 fan-shaped section group welderings, each
In fan-shaped section, 5～7 opening up in following 7 windows: equipment center line and D-shaped section fan-shaped section are set according to vacuum chamber structure
In straight section centrage on same straight line, two central axis coaxial to vented fire mouth and with equipment center line put down
OK, the central axis upright of midplane window, in middle equipment center line, arranges two horizontal windows, water in midplane window both sides
The central axis of flat window is parallel to each other with the central axis of midplane window, in horizontal window with to vented fire mouth between arrange two
Individual oblique window；
It is characterized in that: group of windows weldering positioner includes side plate, gusset, connecting plate, base plate and locating shaft；
Wherein, two blocks of side plates are distributed in the both sides of the straight section in the fan-shaped section of D-shaped section, and two blocks of side plates are all c fonts and mutually
Parallel, the profile of side plate is consistent with fan-shaped section can type face, and the side plate at fan-shaped section window is parallel with window flange face；
Two blocks of side plates are welded together by the rectangle gusset being evenly arranged between, and gusset and side plate collectively form window
The space frame of group weldering positioner；
Seven pieces of connecting plates, perpendicular to side plate, 5～7 window flanges of the corresponding fan-shaped section in position of connecting plate, fan-shaped section open up
When the quantity of window is less than 7, do not open up corresponding connecting plate at the window's position vacant；Bolt hole, group are arranged on connecting plate
During weldering, connecting plate 5～7 window flanges corresponding with fan-shaped section are connected with, and window assembly is positioned；
Outer panel arranges two pieces of base plates on the position of corresponding two horizontal windows, base plate arranges anchor (bolt) hole, use
Weld positioner in stationary window group；
Two piece connecting plates corresponding to vented fire mouth with two are respectively provided with an axis hole, locating shaft passes through axis hole and to vented fire
The inner hole of mouth flange, positions to fan-shaped section, with bolts between locating shaft and axis hole.
2. a kind of large-scale double-layer thin wall d type section vacuum vessel port group welds positioner as claimed in claim 1, and its feature exists
In: it is evenly arranged 10～15 pieces of rectangle gussets between two blocks of side plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510715727.2A CN105234614B (en) | 2015-10-28 | 2015-10-28 | Large double-layer thin-wall D-type section vacuum chamber window assembly welding positioning device |
Applications Claiming Priority (1)
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|---|---|---|---|
| CN201510715727.2A CN105234614B (en) | 2015-10-28 | 2015-10-28 | Large double-layer thin-wall D-type section vacuum chamber window assembly welding positioning device |
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| CN105234614A CN105234614A (en) | 2016-01-13 |
| CN105234614B true CN105234614B (en) | 2017-02-01 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107020439B (en) * | 2016-02-01 | 2019-01-08 | 西安核设备有限公司 | A kind of large size double-layer thin wall D type section vacuum chamber fan-shaped section cyclization process |
| CN107020474B (en) * | 2016-02-01 | 2019-03-26 | 西安核设备有限公司 | A kind of whole cyclic tooling of large size double-layer thin wall D type section vacuum chamber and process |
| CN106340325B (en) * | 2016-10-19 | 2020-04-24 | 中国科学院合肥物质科学研究院 | Joint area structure for joining and looping between vacuum chamber segments of nuclear fusion reactor |
| CN108249002B (en) * | 2016-12-29 | 2024-04-09 | 核工业西南物理研究院 | Vacuum container sandwich structure |
| CN108994513B (en) * | 2018-09-13 | 2020-05-19 | 南京宝色股份公司 | Process device for assembling spiral connecting pipe |
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| JPS5946581A (en) * | 1982-09-10 | 1984-03-15 | 株式会社日立製作所 | Vacuum vessel of nuclear fusion device |
| JPH05113487A (en) * | 1991-10-21 | 1993-05-07 | Mitsubishi Atom Power Ind Inc | Nuclear fusion device |
| CN101042944A (en) * | 2007-01-29 | 2007-09-26 | 中国科学院等离子体物理研究所 | Method for manufacturing D-shaped intersecting surface ring shaped double wall ultra high vacuum container |
| CN202527877U (en) * | 2012-03-21 | 2012-11-14 | 常州天盛重工机械有限公司 | Assembling die for swing frame of loader |
| CN203858867U (en) * | 2014-06-03 | 2014-10-01 | 核工业西南物理研究院 | Double-layer thin-wall channel steel bar all-welded annular vacuum container |
| CN104690400A (en) * | 2015-02-12 | 2015-06-10 | 中国科学院等离子体物理研究所 | Method for welding all-position narrow gap in Tokamak vacuum chamber |
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| JPS5946581A (en) * | 1982-09-10 | 1984-03-15 | 株式会社日立製作所 | Vacuum vessel of nuclear fusion device |
| JPH05113487A (en) * | 1991-10-21 | 1993-05-07 | Mitsubishi Atom Power Ind Inc | Nuclear fusion device |
| CN101042944A (en) * | 2007-01-29 | 2007-09-26 | 中国科学院等离子体物理研究所 | Method for manufacturing D-shaped intersecting surface ring shaped double wall ultra high vacuum container |
| CN202527877U (en) * | 2012-03-21 | 2012-11-14 | 常州天盛重工机械有限公司 | Assembling die for swing frame of loader |
| CN203858867U (en) * | 2014-06-03 | 2014-10-01 | 核工业西南物理研究院 | Double-layer thin-wall channel steel bar all-welded annular vacuum container |
| CN104690400A (en) * | 2015-02-12 | 2015-06-10 | 中国科学院等离子体物理研究所 | Method for welding all-position narrow gap in Tokamak vacuum chamber |
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| HL-2M装置真空室设计与分析;冉红 曹曾 蔡立君 等;《核聚变与等离子体物理》;20140930;第34卷(第3期);第219-223页 * |
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Effective date of registration: 20220629 Address after: 710021 Shaanxi province xujiawan Xi'an Weiyang Weibin Street No. 5 Patentee after: XI'AN NUCLEAR EQUIPMENT Co.,Ltd. Patentee after: Southwest Institute of physics of nuclear industry Address before: 710021 Shaanxi province xujiawan Xi'an Weiyang Weibin Street No. 5 Patentee before: XI'AN NUCLEAR EQUIPMENT Co.,Ltd. |