CN107803619A - A kind of device for assembling and welding for fancase sub-assembly - Google Patents
A kind of device for assembling and welding for fancase sub-assembly Download PDFInfo
- Publication number
- CN107803619A CN107803619A CN201710898039.3A CN201710898039A CN107803619A CN 107803619 A CN107803619 A CN 107803619A CN 201710898039 A CN201710898039 A CN 201710898039A CN 107803619 A CN107803619 A CN 107803619A
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- Prior art keywords
- blade
- casing
- inner ring
- positioning
- welding
- Prior art date
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- 238000003466 welding Methods 0.000 title claims abstract description 46
- 238000009434 installation Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 19
- 238000010586 diagram Methods 0.000 description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 6
- 229910052786 argon Inorganic materials 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- 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
-
- 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
-
- 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
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of device for assembling and welding for fancase sub-assembly,Including body assembly,Gas shield component and positioning component,Body assembly includes hollow disk,Hollow disk periphery is provided with some boss for bearing case,Positioning component includes being used to carry out axially casing,The casing positioning component of angular and center of circle positioning,For being carried out axially to inner ring,The inner ring positioning component of angular and center of circle positioning,For the blade boss positioning component and blade axial direction positioning component angularly positioned to blade,Blade axial direction positioning component is arranged on the inside of hollow disk,Including flap,Flap one end is hinged with overturning seat,The other end is slidably connected with locating piece,The first compactor is fixedly installed on flap,The pressure head of first compactor is fixedly connected with locating piece,It is easy to operate,Convenient power-saving,Reduce operator's number,Blade is set to weld being consistent property.
Description
Technical field
The invention belongs to aero-engine technology field, and in particular to one kind is used for fancase sub-assembly and assembles and weld
Device.
Background technology
As shown in figure 1, aerial engine fan casing sub-assembly is by 8 groups uniform of blade of casing 6, the whole circle of inner ring 7 and one
Conjunction is formed, and with the continuous development of science and technology, new technology new method is arisen at the historic moment, and the speed of production is increasingly accelerated, to fan machine
Casket welding precision requires more and more higher, and welding quality also improves constantly therewith.Vane inside edge plate face 9 and casing inner flow passage face 10 are recessed
Convex amount is 0-0.3mm, and assembling positioning welding is completed in operation to be ensured by artificial visual, because there is human factor, assembling
Positioning welding quality conformance is excessively poor, as shown in Figure 2.And needed during entirely assembling positioning welding by more than 2 people
Complete, 1 welder is responsible for welding, also needs 1 underworker in addition, should Manual blades insertion casing window, pass through machine
Casket window coordinates with blade installation side, rule of thumb visually ensures vane inside edge plate and the concavo-convex amount 0- in inner flow passage face in casing
0.3mm, hand-held argon gas protection pipe is also needed to carry out argon gas protection in welding, it is extraordinary that whole operation process needs two people to have
Tacit agreement coordinates, and efficiency is low, and labor intensity is big, and very big reduction is produced to the performance of part, turns into the part in the production of this process
Bottleneck.
The content of the invention
In order to solve the above problems, the invention provides it is a kind of for fancase sub-assembly assemble and weld device,
Casing, inner ring and blade assembling positioning welding are realized, ensures that casing inner flow passage face and all vane inside edge plate face concavo-convex amounts are 0mm
~0.3mm and three have a relative position, and whole operation process only people's can is completed, suitable for by casing, inner ring and leaf
Piece has certain angular position by being accurately positioned assembling with inner ring, then carries out the fancase sub-assembly of positioning welding.
To reach above-mentioned purpose, a kind of device for assembling and welding for fancase sub-assembly of the present invention includes this
Body component, gas shield component and positioning component, body assembly include hollow disk, and hollow disk periphery is provided with some be used for
The boss of bearing case, gas shield component are protected for butt welding contact, and positioning component includes being used to carry out axle to casing
To the casing positioning component of, angular and center of circle positioning, for inner ring is carried out axially, the inner ring positioning group of angular and center of circle positioning
Part, for the blade boss positioning component and blade axial direction positioning component angularly positioned to blade；
Blade axial direction positioning component is arranged on the inside of hollow disk, including flap, flap one end are hinged with overturning seat,
The other end is slidably connected with locating piece, and the first compactor, the pressure head and locating piece of the first compactor are fixedly installed on flap
It is fixedly connected.
The casing positioning component includes being arranged on being provided with boss to be determined for carrying out the casing of center of circle positioning to casing
Plane and first for angularly being positioned to casing determines angular position groove, and it is axially fixed for being carried out to casing to be provided with boss
The casing locating surface of position；
Inner ring positioning component includes being used for the type face latch, inner ring centering annulus and inner ring axial direction for positioning inner ring angular position
Locating surface, annular boss is set on hollow disk, is provided with locating ring on the outside of annular boss, the lateral surface of annular boss is inner ring
Centering annulus, type face latch are located on annular boss, are provided with the latch of type face for inserting the protuberance in annular hole, fixed
The inner ring axial locating surface for positioning inner ring axial location, inner ring axial locating surface and casing locating surface are provided with the ring of position
The difference of height is equal to the difference for the height that side is installed under inner ring lower surface and casing；
Blade boss positioning component includes locating ring, is provided with locating ring for fixing blade with casing angularly with respect to position
The the second angular locating slot put, locating ring are connected by the second angular locating slot and the second angular positioning key with hollow disk, fixed
The small positioning boss being used for blade quantity identical to blade progress axially position being evenly arranged is provided with the ring of position；
Hollow disk, annular boss and casing locating surface are concentric.
Also include some index holes being arranged on hollow disk, all index holes are distributed in the same section of hollow disk
On circle, the quantity of index hole is consistent with the blade quantity of fancase sub-assembly, and bezel ring, bezel ring, and sky are provided with above index hole
Heart disk is fixedly connected, and is provided with bezel ring, for inserting the index pin in index hole.
End face bearing is provided between the hollow disk and base.
Also held down assembly including the blade opposite with blade axial direction positioning component active force, blade holds down assembly including fixation
The second compactor being arranged on support, the pressure head of the second compactor are fixedly connected with briquetting.
Also include the casing clamping platen being arranged on boss and the inner ring clamping platen being arranged on annular boss, casing
Clamping platen is L-shaped, and its upper end horizontal plane is used to compress casing lower end installation side, and inner ring clamping platen is step, its upper end
Level board is used to apply inner ring downward active force, and vertical plate connects with inner ring medial surface top.
The gas shield component includes the upper end protection component being fixedly installed on locating piece and lower end protection component, on
The puff prot of end protection component is located above blade, and the puff prot of lower end protection component is in below blade.
The puff prot is rectangle, and the length of puff prot is more than the length of vane inside edge plate face.
The locating piece is Z-shaped, including type face and the horizontal plane for being arranged on type face upper and lower ends, type face and casing inner flow passage
Face is consistent with the angle of vertical guide, and type face upper end horizontal plane is stretched into the groove of flap, and type face on the horizontal plane of lower end with opening up
Have for the groove through blade blade.
The first cushion pad is provided between the pressure head and locating piece of first compactor.
Compared with prior art, the present invention at least has technique effect beneficial below, and the present invention is provided with hollow disk, empty
Heart disk periphery is provided with some boss for bearing case, and the design of boss alleviates the weight of body assembly, sets leaf
Piece axial direction positioning component carries out axially position to blade, and this apparatus structure is ingenious, easy to operate, convenient power-saving, reduces operation
Worker's number, blade welding is set to be flushed with casing inner flow passage face, being consistent property, this device has very big promotional value, and is
Solution same problems provide can experience for reference.
Further, in addition to some index holes for being arranged on hollow disk, all index holes are distributed in hollow disk
Same pitch circle on, the quantity of index hole is consistent with the blade quantity of fancase sub-assembly, is provided with lid above index hole
Ring, bezel ring, are fixedly connected with hollow disk, are provided with bezel ring, and have been welded a blade for the index pin inserted in index hole
After rotate hollow disk, you can carry out the welding of next blade, make the welding of same casing sub-assembly more convenient.
Further, it is provided with end face bearing between hollow disk and base, the rotation of hollow disk is cleverer during operation
It is living.
Further, in addition to the blade opposite with blade axial direction positioning component active force holds down assembly, blade compression group
Part includes the second compactor being fixedly installed on support, and the pressure head of the second compactor is fixedly connected with briquetting, blade compression group
Part is used cooperatively with blade axial direction positioning component, first is pushed into be bonded with casing inner flow passage face by blade axial direction positioning component, with
Blade holds down assembly to be compressed to blade listrium, makes the welding position of blade more accurate.
Further, in addition to the casing clamping platen that is arranged on boss and the inner ring that is arranged on annular boss compress
Pressing plate, casing and inner ring are compressed after positioning, it is ensured that the axial correct position of inner ring and casing, prevent inner ring and casing from existing
Moved in blade welding process, improve welding quality.
Further, gas shield component includes the upper end protection component being fixedly installed on locating piece and lower end protection group
Part, the puff prot of upper end protection component be located above blade, and the puff prot of lower end protection component is in blade lower section, from upper and lower
Both direction gives gas shield, ensures that the solder joint back side is not oxidized in welding, improves welding quality.
Further, puff prot is rectangle, and the length of puff prot is more than the length of vane inside edge plate face, it is ensured that protection dress
Put puff prot and protect solder joint completely.
Further, locating piece is Z-shaped, including type face and the horizontal plane for being arranged on type face upper and lower ends, type face and casing
Inner flow passage face is consistent with the angle of vertical guide, and type face upper end horizontal plane is stretched into the groove of flap, type face and lower end horizontal plane
On offer for the groove through blade blade, groove by lower end horizontal plane be divided into two it is being used to clamping blade and mutual flat
Capable support plate, enable locating piece across with blade and blade, ensureing that blade positioning is reliable.
Further, the first cushion pad is provided between the pressure head and locating piece of the first compactor, the first cushion pad is by rubber
Glue material is made, and rubber has certain elasticity, can eliminate the gap between locating piece, casing and blade three in positioning.
Brief description of the drawings
Fig. 1 is fancase sub-assembly schematic diagram；
Fig. 2 is vane inside edge plate face and casing inner flow passage face concavo-convex amount schematic diagram；
Fig. 3 is that fancase sub-assembly assembles fixed-position welding device schematic diagram；
Fig. 4 is body assembly schematic diagram；
Fig. 5 is indexing member schematic diagram；
Fig. 6 is positioning component schematic diagram；
Fig. 7 is casing positioning component schematic diagram；
Fig. 8 is blade axial direction positioning component schematic diagram；
Fig. 9 is locating piece schematic diagram；
Figure 10 is blade boss positioning component schematic diagram；
Figure 11 is inner ring positioning component schematic diagram；
Figure 12 is Figure 11 I portions enlarged drawing；
Figure 13 is that blade holds down assembly schematic diagram；
Figure 14 is gas shield component diagram one；
Figure 15 is gas shield component diagram two；
Figure 16 is that component is protected in the upper end of gas shield component；
Figure 17 is that component diagram is protected in the lower end of gas shield component；
In accompanying drawing：1st, body assembly, 11, hollow disk, 12, annular boss, 13, boss, the 14, first angular locating slot,
2nd, indexing member, 21, base, 22, end face bearing, 23, index pin, 24, bezel ring, 3, positioning component, 31, casing positioning component,
311st, the first angular positioning key, 312, casing locating surface, 32, blade axial direction positioning component, 321, overturning seat, 322, flap,
323rd, locating piece, the 324, first compactor, the 325, first cushion pad, 326, block, 327, clamping screw, 328, hinge axis, 33,
Blade boss positioning component, 331, locating ring, 332, small positioning boss, the 333, second angular locating slot, 334, detent,
34th, inner ring positioning component, 341, type face latch, 3411, protuberance, 342, inner ring centering annulus, 343, inner ring axial locating surface,
4th, hold down assembly, 41, blade hold down assembly, the 411, second compactor, the 412, second cushion pad, 413, briquetting, 414, support,
415th, base, 42, casing clamping platen, 43, inner ring clamping platen, 5, gas shield component, 51, upper end protection component, 511,
Bearing piece, the 512, first breather pipe, the 513, first puff prot, 514, packing ring, 515, screw, 52, lower end protection component, 521, jet
Block, the 522, second breather pipe, the 523, second puff prot, 524, handle, 525, spacer pin, 6, casing, 7, inner ring, 8, blade, 9,
Vane inside edge plate face, 10, casing inner flow passage face.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Reference picture 3, a kind of device for assembling and welding for fancase sub-assembly include body assembly 1, indexing member
2nd, positioning component 3, hold down assembly 4 and gas shield component 5.
Reference picture 4, body assembly 1 are casting structure, including hollow disk 11, the hollow upper end of disk 11 be provided with it is hollow
The concentric annular boss 12 of disk 11, the external diameter of annular boss 12 is less than the external diameter of hollow disk 11, and internal diameter is more than open circles
The internal diameter of disk 11, the hollow periphery of disk 11 are evenly arranged with for being pressed to the progress center of circle positioning of casing 6 and with holding down assembly 4 conjunctions
8 boss 13 on tight casing lower end installation side, boss 13 is three stage stage structures, including first step from bottom to top, second
Step and the 3rd step, the lateral surface of the first to the 3rd step is the arc surface concentric with hollow disk 11, and one of them is convex
The first fixed angular position groove 14 for housing the first angular positioning key 311, first angular one end of locating slot 14 are provided with platform 13
It is arranged on second step, the other end is arranged on the 3rd step, and the lateral surface of the 3rd step is the center of circle for determining casing 6
Position casing locating surface 312, second step are used for the axial location for positioning casing 6, and the material of body assembly 1 uses HT200.
Reference picture 5, indexing member 2 include index pin 23, base 21 and some index holes being arranged on hollow disk 11,
All index holes are distributed on the same pitch circle of hollow disk 11, and positioned at the inner side of annular boss 12, the quantity of index hole with
The quantity of fancase sub-assembly blade is consistent, and base 21 is three up-small and down-big stage stage structures, and its superiors is disk,
Intermediate step and get out of a predicament or an embarrassing situation as annulus, the intermediate step lateral surface of base 21 connects with the medial surface of hollow disk 11, in base 21
Between step upper surface flushed with the hollow upper surface of disk 11, be provided with end face bearing 22, bottom between hollow disk 11 and base 21
The upper surface of 21 intermediate steps of seat and hollow disk 11 is provided with bezel ring, 24, and bezel ring, 24 is fixedly connected with base 21, in bezel ring, 24
Annular boss 12 is connected to, and is fixedly connected with hollow disk 11,1 index pin, index pin distribution pitch circle are provided with bezel ring, 24
In the same size with the indexing pore size distribution pitch circle on hollow disk, index pin during indexing on bezel ring, inserts index hole one by one, realizes
Indexing, be provided with positioning bushing in the index hole on hollow disk 11, positioning bushing is interference fitted with index hole, it is ensured that it is wear-resisting and
Later stage convenient repairing, blade axial direction positioning component is fixedly installed on bezel ring, base 21, in indexing process, extracts index pin 23
Rotating body component 1, body assembly do not rotate with casing and inner ring synchronous axial system, base 21 and bezel ring, 24, to next point
When spending hole, insertion index hole positioning, indexing is completed.
Reference picture 6, positioning component 3 include casing positioning component 31, blade axial direction positioning component 32, blade boss positioning group
Part 33 and inner ring positioning component 34.
Reference picture 7, casing positioning component 31 include the first angular positioning key 311 being arranged in the first angular locating slot 14
With the 3rd step, the first angular positioning key 311 is made up of high-abrasive material, preferably CrWMn materials, when positioning casing 6, first by casing
6 are placed on second step, make to be bonded with casing locating surface 312 on the inside of the installation side of casing lower end, make after adjusting angular angle
On casing installation side in default mounting groove, lower end is stretched into the first angular locating slot 14 for the angular upper end of positioning key 311.
Reference picture 8, blade axial direction positioning component 32 include locating piece 323, the first cushion pad 325, the first compactor 324,
Clamping screw 327, overturning seat 321, flap 322 and block 326, overturning seat 321 are fixedly installed on base 21, overturning seat
321 upper ends are be hinged by hinge axis 328 close to the one end in the center of circle of base 21 with flap 322, opened up on the other end of flap 322
Fluted, the one end of locating piece 323 is slidably connected by groove and flap 322, and the middle part of flap 322 is fixedly installed the first pressure
Tight device 324, the first compactor 324 is hinge packer, and the pressure head of the first compactor 324 is fixedly connected with locating piece 323, pressure head
For driving the upper end of locating piece 323 is horizontal in a groove to slide, first be provided between pressure head and the contact surface of locating piece 323
Cushion pad 325, the first cushion pad 325 are made up of elastomeric material, and rubber has certain elasticity, can eliminate locating piece in positioning
323rd, the gap between casing 6 and the three of blade 8, it is convenient because the axially position position of blade 8 is the big cone in the small bottom in top
Part dismounting needs locating piece 323 to be overturn after being moved axially along blade 8, and overturning seat 321 is set close to the one end in the center of circle of base 21
Have for avoiding flap 322 from overturning the block 326 more than 90 °, clamping screw 327, hinge are fixedly installed on overturning seat 321
The bar hole coordinated with clamping screw 327 is provided with plate 322, when needing turnover hinge plate 322, rotation lock bolt 327,
Make flap 322 cross clamping screw 327 to rotate, if needed after the completion of upset reset when flap 322 and the face of overturning seat 321 it
Between have debris, then can not compress flap 322, flap 322 is shielded, after reset, reversely rotate clamping screw 327
Clamping screw 327 is set to limit the rotation of flap 322, after completing a blade 8 and welding, it is fixed to be driven by the first compactor 324
Position block 323 moves to casing center of circle direction, departs from first vane inside edge plate locating surface, and then around hinge axle 328 rotates.
Reference picture 9, the locating piece of locating piece 323 are made up of No. 45 steel, are the critical components of positioning component 3, directly affect zero
The concavo-convex amount of part, locating piece 323 need vane inside edge plate and the inner flow passage face of casing 6 being accurately positioned, and locating piece 323 is Z
Shape, including type face and the horizontal plane for being arranged on type face upper and lower ends, upper end horizontal plane are stretched into the groove of flap 322, type face
Lower end horizontal plane is divided into for clamping blade for the groove through blade blade, groove with being offered on the horizontal plane of lower end
Two support plates being parallel to each other, locating piece 323 is positioned with inner platform both sides across on blade, ensures blade positioning during use
Reliably.Type face is consistent with the angle of vertical guide with casing inner flow passage face or vane inside edge plate face, and the first compactor 324 promotes positioning
Block 323 away from the center of circle, when be moved to be bonded with casing inner flow passage face when, the lucky self-locking of first compactor 324, blade insertion casing
In square mounting hole, from the second compactor by briquetting to center of circle direction leaf-pushing plate listrium face until blade listrium make inner platform with
Locating piece 323 is bonded, and because the first compactor 324 promotes locating piece 323 and self-locking, positions blade.
Reference picture 10, blade boss positioning component 33 include made of No. 45 steel locating ring 331, locating ring 331 it is interior
Side connects with the lateral surface of annular boss 12, the second angular locating slot 333 is provided with locating ring 331 and be evenly arranged with
The small positioning boss 332 of blade quantity identical, when inner ring 7 is arranged in the present apparatus, inner ring is stretched into the small inner side of positioning boss 332
In shape hole, the axially position in casing and in inner ring to blade, because blade will be inserted in annular hole, shape hole torsion resistance compared with
Greatly, locating surface has relative angular position with casing 6, passes through locating ring 331 away from inner ring end face 3mm, each small positioning boss 332
Ensure with the circumferential relative position of hollow disk 11, offer on hollow disk 11 and determine with what the second angular locating slot 333 coordinated
Position groove 334, locating ring 331 pass through the second angular locating slot 333,334 and second angular positioning key of detent and open circles
Disk 11 is detachably connected, and after the completion of blade welding, locating ring 331 must vertically be moved and taken together with locating ring 331
Go out, be demountable structure between locating ring 331 and body assembly 1, the fit clearance of locating ring 331 and body assembly 1 is 0.4mm
~0.5mm.
Reference picture 11, inner ring positioning component 34 include type face latch 341, inner ring centering annulus 342 and inner ring axially position
Face 343, type face latch 341 are made up of No. 45 steel, and type face latch 341 is located at the upper surface of annular boss 12, is set on type face latch 341
It is equipped with for inserting the protuberance 3411 in annular hole, when the protuberance 3411 of type face latch 341 is inserted in annular hole,
Determine that casing and inner ring angular position are in the theoretical position of design, in type face latch 341 inserts in positioning along guiding movement
In the type face of ring, blade 8 and casing 6 are welded one by one, until during last blade need to by latch from shape hole along being oriented to
Remove, welded behind the shape hole that blade insertion inner ring is angularly positioned.
Reference picture 12, can not locating and machining end using overall keeper due to the face size very little of inner ring axially position
Inner ring positioning is divided into interior ring center positioning and end face keeper split by the root undercut that face and positioning diameter intersect, the present invention
Structure.Inner ring centering annulus 342 is the lateral surface of annular boss 12, for ensureing that inner ring 7 and casing 6 are concentric, general during use
Inner ring lower end connects with inner ring centering annulus 342, you can realizes the center of circle positioning of inner ring 7.
Inner ring axial locating surface 343 is arranged on locating ring 331, and the inner side of locating ring 331 is three stage stage structures, wherein most
The upper surface of the step of lower section is inner ring axial locating surface 343, to inner ring 7 carry out axially position when, make the lower surface of inner ring 7 with it is interior
Ring axial locating surface 343 connects, the second step of inner ring axial locating surface 343 and body assembly 1 the position of axial direction it
Difference is equal to the lower surface of inner ring and the difference of casing lower end installation side position.
Reference picture 13, hold down assembly 4 holds down assembly 41 including blade, and the casing for installing side under casing for compressing compresses pressure
Plate 42 and the inner ring clamping platen 43 for axial compression inner ring 7.
Blade holds down assembly and 41 includes the second compactors for being set gradually from the periphery of annular boss 12 to circle disk center direction
411st, the second cushion pad 412 and briquetting 413, the second compactor 411 are fixedly installed on support 414, and support 414 passes through bearing
415 are fixedly connected with base 21.Second compactor 411 is hinge packer, and briquetting 413 is close to one end of the second compactor 411
The groove of the pressure head for accommodating the second compactor 411 is provided with, and the second cushion pad 412 is provided with groove, second compresses
The pressure head of device 411 is abutted with the one end of briquetting 413 by the second cushion pad 412, and pressure head is used to drive briquetting 413 to be oriented to slip, the
The thrust of two compactors 411 than the second compactor 411 to hold out against strength small.The effect of second cushion pad 412 is conveniently to adjust
The thrust size of second compactor 411.The compacted position of briquetting 413 is in the range of vane inside edge plate locating piece, mobile model
Enclosing casing to be ensured can pull down vertically.The length of the seal face of briquetting 413 and the wide length for being respectively less than vane inside edge plate and it is wide with
Briquetting 413 is set to be fully pressed against on blade curtain plate, the seal face of briquetting 413 has rounding or chamfering, prevents from scratching piece surface.
Casing clamping platen 42 is L-shaped, is arranged on boss 13, and its upper end horizontal plane is used to compress the installation of casing lower end
Side, vertical plane connect with the second step upper surface of boss 13, are provided with screwed hole on horizontal plane, and bolt is through screwed hole and the
Two steps realize the compression that side is installed to casket lower end.
For inner ring clamping platen 43 by being distributed on annular boss 12, inner ring clamping platen 43 is second order step, wherein
The level board of step above is used to apply inner ring 7 downward active force, the vertical plate of step above with it is interior
The medial surface top of ring 7 connects, and plays supporting role；Underlying step is used to be fixedly connected with annular boss 12 by bolt.
For reference picture 14 to Figure 15, gas shield component 5 includes upper end protection component 51 and lower end protection component 52.Gas is protected
Protecting assembly 5 is 0.5mm~0.8mm away from blade welding position distance, and protection domain is in 5mm~6mm, and gas shield component 5 is away from leaf
Piece welding position distance can far cause part in part welding process to aoxidize, and distance is too near, easily interferes with casing inwall.Gas
Body protection component 5 will be overturn together after blade has welded with flap 322.Upper end protection component 51 is fixed on locating piece 323
On, above blade, the lower end protection component of component 52 is in below blade, 90 degree must be first turned before upset,
Overturn in the case of the blade that can get along well interference.In order to make lower end assemblies smoothly rotate it is necessary to will first determine equipped with protection device
Position block is stepped back along guide direction.Because solder joint is visually controlled by worker, human error be present, it is difficult to the uniformity of solder joint is controlled,
In order to ensure that protection device puff prot protects solder joint completely, puff prot protection zone is shaped as rectangle.
Reference picture 16, upper end protection component 51 are fixed on locating piece 323, and upper end protection component 51 includes bearing piece 511, the
One breather pipe 512, packing ring 514 and copper mesh, bearing piece 511 are fixed on locating piece 323 by screw 515, and the upper end of bearing piece 511 is set
There is the first breather pipe 512, rectangular first puff prot 513 is offered in bearing piece 511, a height of 5mm~6mm of puff prot is long
Degree connects than the distance between two solder joints distance big 6mm, the first breather pipe 512 with the first puff prot 513, and puff prot is welded with two
Layer copper mesh, ensure that spout protection zone argon gas is uniform.The packing ring to be shielded to breather pipe is arranged with first breather pipe 512
514, the upper end protection upper end of component 51 is connected by the first breather pipe 512 with argon bottle, and its inner chamber is mutually communicated.
Reference picture 17, lower end protection component 52 are fixed on locating piece 323 by spacer pin 525, and its inner chamber is mutually communicated,
Lower end protection component 52 includes air injection block 521, and the second breather pipe 522, the second puff prot 523 and hand are provided with air injection block 521
Handle 524, the second breather pipe 522 and the second puff prot 523 are interconnected, and the breather pipe 522 of handle 524 and second is vertical, the second spray
Gas port 523 is welded with two layers of copper mesh, and the second breather pipe 522 is connected with argon bottle, and puff prot is protected in welding job in lower end, place
Below blade profile, locating piece is needed to drive puff prot to make component along rotational handle after guiding movement 524 after the completion of welding
90 degree are rotated clockwise around breather pipe axis, puff prot is avoided out blade completely, flap 322 can just be overturn,
The positioning of other blades is completed one by one, protects and welds, and the length of the first puff prot 513 and the second puff prot 523 is all higher than in blade
The length in listrium face.
A kind of application method for the device for assembling and welding for fancase sub-assembly, including：
1) locating ring 331 is fixed on body assembly 1 by the second angular locating slot 333；Casing 6 and inner ring 7 are consolidated
It is scheduled on body assembly and is compressed respectively with casing clamping platen 42 and inner ring clamping platen 43；
2) index pin 23 is inserted, blade is put into the groove of the lower end of locating piece 323, pulls blade axial direction positioning component 32
In the first compactor 324, make locating piece 323 with movable vane piece 8 to the direction of casing 6 move；
3) continue to pull the first compactor 324, blade 8 is inserted in casing side's window, passes through casing side's window and locating piece 323
Determine the position of blade 8 and compress blade 8 to the direction of casing 6；
4) promote blade to hold down assembly the second compactor 411 in 41, briquetting 413 is compressed vane inside edge plate face 9 completely；
5) blade 8 and casing 6 are welded, welding protection component is opened during welding；
6) the first compactor 324 in blade axial direction positioning component 32 is moved, locating piece is moved to the center of circle direction of casing 6
Move and the handle 524 for the lower end protection component 52 that turns clockwise, afterwards turn over flap 322 until flap 322 and block 326
Fitting；
7) by blade hold down assembly 41 briquetting 413 to away from casing 6 direction move；
8) index pin 23 is extracted, hollow disk 11 is rotated to next index hole, inserts index pin 23；
9) repeat step 2-9, until the welding of whole casing blade assembly is completed.
Claims (10)
1. a kind of device for assembling and welding for fancase sub-assembly, it is characterised in that including body assembly (1), gas
Protection component (5) and positioning component (3), body assembly (1) include hollow disk (11), and hollow disk (11) is if periphery is provided with
The boss (13) for bearing case is done, gas shield component is protected for butt welding contact, and positioning component (3) includes being used for
Axial direction, the casing positioning component (31) of angular and center of circle positioning are carried out to casing (6), for being carried out axially, angularly to inner ring (7)
The inner ring positioning component (34) positioned with the center of circle, for the blade boss positioning component (33) and leaf angularly positioned to blade
Piece axial direction positioning component (32)；
Blade axial direction positioning component (32) is arranged on the inside of hollow disk (11), including flap (322), flap (322) one
End is be hinged with overturning seat (321), and the other end is slidably connected with locating piece (323), and flap is fixedly installed the first pressure on (322)
Tight device (324), the pressure head of the first compactor (324) are fixedly connected with locating piece (323).
A kind of 2. device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that institute
Casing positioning component (31) is stated including being arranged on to be provided with boss (13) for carrying out casing (6) casing of center of circle positioning to determine
Plane (312) and first for angularly being positioned to casing (6) determines angular position groove (14), is provided with and is used on boss (13)
The casing locating surface (312) of axially position is carried out to casing (6)；
Inner ring positioning component (34) includes being used for type face latch (341), the inner ring centering annulus (342) for positioning inner ring angular position
With inner ring axial locating surface (343), annular boss (12) is set, it is fixed to be provided with the outside of annular boss (12) on hollow disk (11)
Position ring (331), the lateral surface of annular boss (12) is inner ring centering annulus (342), and type face latch (341) is located at annular boss
(12) on, it is provided with type face latch (341) for inserting the protuberance (3411) in annular hole, locating ring is set on (331)
The inner ring axial locating surface (343) for positioning inner ring (7) axial location is equipped with, inner ring axial locating surface (343) is determined with casing
The difference of the height of plane (312) is equal to the difference for the height that side is installed under inner ring lower surface and casing；
Blade boss positioning component (33) includes locating ring (331), is provided with locating ring (331) for fixing blade and casing
Second angular locating slot (333) of angular relative position, locating ring (331) pass through the second angular locating slot (333) and second jiao
It is connected to positioning key with hollow disk (11), being used for blade quantity identical of being evenly arranged is provided with locating ring (331)
The small positioning boss (332) of axially position is carried out to blade；
Hollow disk (11), annular boss (12) and casing locating surface (312) are concentric.
3. a kind of device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that also
Including some index holes being arranged on hollow disk (11), all index holes are distributed in the same pitch circle of hollow disk (11)
On, the quantity of index hole is consistent with the blade quantity of fancase sub-assembly, and bezel ring, (24), bezel ring, are provided with above index hole
(24) it is fixedly connected, is provided with bezel ring, (24) for inserting the index pin in index hole (23) with hollow disk (11).
A kind of 4. device for assembling and welding for fancase sub-assembly according to claim 3, it is characterised in that institute
State and end face bearing (22) is provided between hollow disk (11) and base (21).
5. a kind of device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that also
Held down assembly (41) including the blade opposite with blade axial direction positioning component active force, blade hold down assembly (41) include fixation set
The second compactor (411) on support (414) is put, the pressure head of the second compactor (411) is fixedly connected with briquetting (413).
6. a kind of device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that also
Including the casing clamping platen (42) being arranged on boss (13) and the inner ring clamping platen being arranged on annular boss (12)
(43), casing clamping platen (42) is L-shaped, and its upper end horizontal plane is used to compress casing lower end installation side, inner ring clamping platen
(43) it is step, its upper end level board is for applying downward active force, vertical plate and inner ring (7) medial surface to inner ring (7)
Top connects.
A kind of 7. device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that institute
State upper end protection component (51) and lower end protection component that gas shield component (5) includes being fixedly installed on locating piece (323)
(52), the puff prot of upper end protection component (51) is located above blade, and the puff prot of lower end protection component (52) is under blade
Side.
A kind of 8. device for assembling and welding for fancase sub-assembly according to claim 7, it is characterised in that institute
It is rectangle to state puff prot, and the length of puff prot is more than the length of vane inside edge plate face.
A kind of 9. device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that institute
Locating piece (323) is stated to be Z-shaped, including type face and the horizontal plane for being arranged on type face upper and lower ends, type face and casing inner flow passage face with
The angle of vertical guide is consistent, and type face upper end horizontal plane is stretched into the groove of flap (322), and type face on the horizontal plane of lower end with opening up
Have for the groove through blade blade.
A kind of 10. device for assembling and welding for fancase sub-assembly according to claim 1, it is characterised in that
The first cushion pad (325) is provided between the pressure head and locating piece (323) of first compactor (324).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898039.3A CN107803619B (en) | 2017-09-28 | 2017-09-28 | A kind of device for assembling and welding for fancase sub-assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710898039.3A CN107803619B (en) | 2017-09-28 | 2017-09-28 | A kind of device for assembling and welding for fancase sub-assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107803619A true CN107803619A (en) | 2018-03-16 |
| CN107803619B CN107803619B (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710898039.3A Active CN107803619B (en) | 2017-09-28 | 2017-09-28 | A kind of device for assembling and welding for fancase sub-assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109249120A (en) * | 2018-11-23 | 2019-01-22 | 佛山市固高自动化技术有限公司 | A kind of Multi-station full-automatic welding method of draught fan impeller processing |
| CN109489543A (en) * | 2018-11-14 | 2019-03-19 | 中国航发动力股份有限公司 | The detection device of casing stator blade supramarginal plate and casing inner flow passage face concavo-convex amount |
| CN109909577A (en) * | 2019-04-12 | 2019-06-21 | 中国航发常州兰翔机械有限责任公司 | A kind of support case component vacuum brazing tooling and its application method |
| CN110640380A (en) * | 2019-10-31 | 2020-01-03 | 中国铁建重工集团股份有限公司 | Segmented steel pipe ring integral ring assembling tool and method |
| CN111558806A (en) * | 2020-04-20 | 2020-08-21 | 哈尔滨汽轮机厂有限责任公司 | Hook type guide blade and rail type guide blade fitting and detecting method |
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| CN112171018A (en) * | 2020-09-17 | 2021-01-05 | 中国航发贵州黎阳航空动力有限公司 | Turbofan engine lobe mixer combined welding device and welding method |
| CN112192126A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Blade height adjusting clamp |
| CN113370114A (en) * | 2021-06-30 | 2021-09-10 | 中国航发动力股份有限公司 | Adjustable assembly fixture and assembly method thereof |
| CN113579935A (en) * | 2021-08-11 | 2021-11-02 | 无锡航亚科技股份有限公司 | Device and method for switching R between air inlet edge and air outlet edge of polishing blade and edge plate |
| CN113828983A (en) * | 2021-09-30 | 2021-12-24 | 中国航发南方工业有限公司 | Overturning fixture for welding ring-shaped part with circumferential boss |
| CN114714119A (en) * | 2022-05-05 | 2022-07-08 | 中国航发航空科技股份有限公司 | Clamping device of intermediary cartridge receiver extension board |
| CN115008111A (en) * | 2022-08-09 | 2022-09-06 | 江苏阿莫斯燃气轮机有限公司 | Welding tool clamp for gas turbine blade assembly |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489543A (en) * | 2018-11-14 | 2019-03-19 | 中国航发动力股份有限公司 | The detection device of casing stator blade supramarginal plate and casing inner flow passage face concavo-convex amount |
| CN109249120A (en) * | 2018-11-23 | 2019-01-22 | 佛山市固高自动化技术有限公司 | A kind of Multi-station full-automatic welding method of draught fan impeller processing |
| CN109909577A (en) * | 2019-04-12 | 2019-06-21 | 中国航发常州兰翔机械有限责任公司 | A kind of support case component vacuum brazing tooling and its application method |
| CN113182636A (en) * | 2019-04-12 | 2021-07-30 | 中国航发常州兰翔机械有限责任公司 | Application method of tool for vacuum brazing of bearing case assembly |
| CN110640380A (en) * | 2019-10-31 | 2020-01-03 | 中国铁建重工集团股份有限公司 | Segmented steel pipe ring integral ring assembling tool and method |
| CN110640380B (en) * | 2019-10-31 | 2023-06-02 | 中国铁建重工集团股份有限公司 | Integral ring assembling tool and method for segmented steel pipe ring |
| CN111558806A (en) * | 2020-04-20 | 2020-08-21 | 哈尔滨汽轮机厂有限责任公司 | Hook type guide blade and rail type guide blade fitting and detecting method |
| CN112171018B (en) * | 2020-09-17 | 2022-04-22 | 中国航发贵州黎阳航空动力有限公司 | Turbofan engine lobe mixer combined welding device and welding method |
| CN112171018A (en) * | 2020-09-17 | 2021-01-05 | 中国航发贵州黎阳航空动力有限公司 | Turbofan engine lobe mixer combined welding device and welding method |
| CN112192126A (en) * | 2020-09-29 | 2021-01-08 | 中国航发动力股份有限公司 | Blade height adjusting clamp |
| CN111922495A (en) * | 2020-10-19 | 2020-11-13 | 中国航发沈阳黎明航空发动机有限责任公司 | Multilayer, many welding seams welding stop device |
| CN113370114A (en) * | 2021-06-30 | 2021-09-10 | 中国航发动力股份有限公司 | Adjustable assembly fixture and assembly method thereof |
| CN113579935A (en) * | 2021-08-11 | 2021-11-02 | 无锡航亚科技股份有限公司 | Device and method for switching R between air inlet edge and air outlet edge of polishing blade and edge plate |
| CN113828983A (en) * | 2021-09-30 | 2021-12-24 | 中国航发南方工业有限公司 | Overturning fixture for welding ring-shaped part with circumferential boss |
| CN113828983B (en) * | 2021-09-30 | 2023-09-08 | 中国航发南方工业有限公司 | Overturning clamp for welding annular piece with circumferential boss |
| CN114714119A (en) * | 2022-05-05 | 2022-07-08 | 中国航发航空科技股份有限公司 | Clamping device of intermediary cartridge receiver extension board |
| CN114714119B (en) * | 2022-05-05 | 2023-06-23 | 中国航发航空科技股份有限公司 | Clamping device for supporting plate of intermediate case |
| CN115008111A (en) * | 2022-08-09 | 2022-09-06 | 江苏阿莫斯燃气轮机有限公司 | Welding tool clamp for gas turbine blade assembly |
| CN115008111B (en) * | 2022-08-09 | 2022-10-21 | 江苏阿莫斯燃气轮机有限公司 | Gas turbine blade subassembly welding frock clamp |
| CN117283214A (en) * | 2023-10-11 | 2023-12-26 | 江苏三迪机车制造有限公司 | Welding positioning tool for sealing ring of container unloading door frame |
| CN117283214B (en) * | 2023-10-11 | 2024-03-08 | 江苏三迪机车制造有限公司 | Welding positioning tool for sealing ring of container unloading door frame |
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Effective date of registration: 20240528 Address after: 710000, Room 401, 4th Floor, Building 7, Dapu Industrial Park, No. 4955 Shangyuan Road, Economic Development Zone, Xi'an City, Shaanxi Province Patentee after: XI'AN Xaec Suntimes HIGH-TECH Co.,Ltd. Country or region after: China Address before: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee before: AECC AVIATION POWER CO,LTD. Country or region before: China |