CN110238549A - The assembly tooling and assembly method of impeller chimney - Google Patents
The assembly tooling and assembly method of impeller chimney Download PDFInfo
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- CN110238549A CN110238549A CN201910467025.5A CN201910467025A CN110238549A CN 110238549 A CN110238549 A CN 110238549A CN 201910467025 A CN201910467025 A CN 201910467025A CN 110238549 A CN110238549 A CN 110238549A
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- flange
- cylinder
- support
- impeller chimney
- weld seam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/003—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to controlling of welding distortion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- 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
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Abstract
The invention discloses a kind of assembly tooling of impeller chimney and assembly methods, belong to hydraulic jet propulsion system technical field.Assembly tooling includes two barrel support components and two flange support components, and two barrel support components are interference fitted with cylinder inboard wall；Barrel support component includes support ring and multiple wedge blocks, and multiple wedge block installing ports are offered on the outer wall of support ring, and the bottom surface of wedge block installing port is inclined-plane, and multiple wedge blocks are separately positioned in multiple wedge-shaped installing ports；Flange support component includes first flange support plate, second flange support plate and connecting rod, and first flange support plate is equipped with the first arc groove for accommodating first flange, and second flange support plate is equipped with the second arc groove for accommodating second flange.The assembly tooling and assembly method of impeller chimney provided by the invention, can prevent the cylinder of impeller chimney to be deformed during flange welding, while can also guarantee the formed precision of impeller chimney, improve the assembly efficiency of impeller chimney.
Description
Technical field
The present invention relates to hydraulic jet propulsion system technical field, in particular to the assembly tooling of a kind of impeller chimney and assembly side
Method.
Background technique
Impeller chimney is the important feature part on hydraulic jet propulsion system, mainly includes thin-wall barrel and setting outside cylinder
First flange and second flange on wall, first flange and second flange are located at the both ends of cylinder.
It is usually all that cylinder is placed in welding platform, then by first flange and the second method in impeller chimney assembly
Orchid is successively welded on cylinder body outer wall.But flange is easily toppled in the welding process, the formed precision of the impeller chimney after welding is difficult to
Guarantee.And since the barrel diameter of impeller chimney is larger, cause flange welding amount larger, the time required to welding in long and welding process
The heat of generation is more, eventually to generate biggish internal stress in cylinder, forms biggish welding deformation amount.And impeller chimney exists
Postwelding can not correct, once being deformed, cylinder impeller chimney can only be scrapped.This makes the assembly difficulty of impeller chimney very big, impeller chimney
Assembly efficiency it is low.
Summary of the invention
The embodiment of the invention provides a kind of assembly tooling of impeller chimney and assembly methods, can prevent the cylinder of impeller chimney
It is deformed during flange welding, while can also guarantee the formed precision of impeller chimney, improve the assembly effect of impeller chimney
Rate.The technical solution is as follows:
In a first aspect, providing a kind of assembly tooling of impeller chimney, for assembling impeller chimney, the impeller chimney includes cylinder
And first flange and second flange on the cylinder body outer wall, the first flange and the second flange are located at
The both ends of the cylinder, and along the axial direction of the cylinder, the distance between the first flange and the second flange are L, institute
State assembly tooling include two barrel support components and two flange support components, two barrel support components with it is described
Cylinder inboard wall interference fit；
The barrel support component includes support ring and multiple wedge blocks, and multiple edges are offered on the outer wall of the support ring
Its circumferentially spaced wedge block installing port, the wedge block installing port include along the bottom of the support ring being axially arranged
Face, the bottom surface are inclined-plane, the second end from the first end of the support ring to the support ring, the bottom surface to the support
The distance of the central axis of ring is gradually reduced, and multiple wedge blocks are separately positioned in multiple wedge-shaped installing ports, described
Wedge block includes outer surface for being bonded with the cylinder inboard wall and for being bonded with the bottom surface of the wedge block installing port
Inner surface, from the first end of the wedge block to the second end of the wedge block, the inner surface of the wedge block to outer surface it
Between distance be gradually increased；
The flange support component includes first flange support plate, second flange support plate and for connecting first method
The connecting rod of blue support plate and the second flange support plate, the first flange support plate are equipped with for accommodating described first
First arc groove of flange, the second flange support plate are equipped with recessed for accommodating the second arc of the second flange
Slot, first arc groove are arranged in parallel with second arc groove, and first arc groove and second arc
The distance between connected in star is equal to L.
Further, two barrel support components are separately positioned on the cylinder both ends, and along the axis of the cylinder
To the distance between two described barrel support components are equal to L；Two flange support components are set in first method
In the blue and described second flange, and two flange support components are along circumferentially-spaced 180 ° of settings of the cylinder.
Further, the support ring and multiple wedge blocks are made of material identical with the cylinder.
Further, the first flange support plate, the second flange support plate and the connecting rod is all made of and institute
It states first flange and the identical material of the second flange is made.
Second aspect provides a kind of assembly method of impeller chimney, described using assembly tooling as described in relation to the first aspect
Assembly method includes:
One impeller chimney to be processed is provided, the impeller chimney to be processed includes cylinder, first flange and second flange, and described
One flange and the internal diameter of the second flange and the outer diameter of the cylinder match；
Two barrel support components are arranged in the cylinder, and along the axial direction of the cylinder, two cylinders
The distance between body support component is equal to L；
It is described by the first flange and second flange assembly on the cylinder, and along the axial direction of the cylinder
The distance between first flange and the second flange are L；
Two flange support components are respectively assembled in the first flange and the second flange, and two institutes
State circumferentially-spaced 180 ° setting of the flange support component along the cylinder；
The first flange and the second flange are fixed on the cylinder, impeller chimney is obtained；
Two barrel support components and two flange support components are separated with the impeller chimney.
It is further, described that two barrel support components are arranged in the cylinder, comprising:
The cylinder is lain in a horizontal plane on mounting plate, the axis of the cylinder is made to be parallel to the mounting plate；
Determine two barrel support components in the intracorporal installation site of the cylinder；
Part wedge block is placed on the inner wall of the cylinder, and is pressed on part wedge block using the support ring
Between the support ring and the cylinder inboard wall, then another part wedge block is squeezed to the support ring and the cylinder
Between wall, the position of the support ring is adjusted, until the barrel support component is located at the installation site, wherein Duo Gesuo
The outer surface for stating wedge block is bonded with the inner wall of the cylinder, the inner surface and the wedge in the support ring of multiple wedge blocks
The bottom surface of shape block installing port is bonded.
It is further, described to assemble the first flange and the second flange on the cylinder, comprising:
At least two flange cushion blocks are placed on mounting plate, and the first flange is placed at least two flanges
On cushion block；
The inner hole that cylinder equipped with the barrel support component is passed through to the first flange, is placed on the assembly vertically
On platform, make the axis of the cylinder perpendicular to the mounting plate；
The first flange is connect with the cylinder spot welding；
It determines the welding position of the second flange, and the second flange is connect with the cylinder spot welding；
It extracts at least two flange cushion blocks out, completes the assembly of the first flange and the second flange
Further, described that two flange support components are respectively assembled at the first flange and second method
Lan Shang, comprising:
Cylinder equipped with the barrel support component is placed on mounting plate vertically, keeps the axis of the cylinder vertical
In the mounting plate；
By in each flange support component the first flange support plate and the second flange support plate be arranged respectively
In the first flange and the second flange, it is located at the first flange in first arc groove, described second
Flange is located in second arc groove.
It is further, described that the first flange and the second flange are fixed on the cylinder, comprising:
Cylinder equipped with the barrel support component and the flange support component is placed on the mounting plate vertically
On, make the axis of the cylinder perpendicular to the mounting plate, and the first flange is arranged close to the mounting plate；
The first weld seam of one third and the second weld seam of one third are welded, first weld seam is the first flange
Close to the second flange an end face and the cylinder between weld seam, second weld seam be the second flange it is remote
The weld seam between an end face and the cylinder from the first flange；
The cylinder is overturn, the second flange is set close to the mounting plate, welds the third weldering of one third
Seam and one third the 4th weld seam, the third weld seam be the first flange far from the second flange an end face with
Weld seam between the cylinder, the 4th weld seam be the second flange close to the first flange an end face with it is described
Weld seam between cylinder；
The cylinder is overturn, the first flange is set close to the mounting plate, the institute of welding residue 2/3rds
State second weld seam of the first weld seam and residue 2/3rds；
The cylinder is overturn, the second flange is set close to the mounting plate, the institute of welding residue 2/3rds
State the 4th weld seam of third weld seam and residue 2/3rds.
Further, two barrel support components and two flange support components are separated with the impeller chimney
Before, the assembly method further include:
By dress, there are two the impeller chimneies of the barrel support component and two flange support components to be put into furnace
Solution treatment is carried out to take out the impeller chimney out of furnace after the impeller chimney is cooled to room temperature.
Technical solution provided in an embodiment of the present invention has the benefit that
By the way that two barrel support components are arranged, each barrel support component includes support ring and multiple wedge blocks, branch
Pushing out ring and multiple wedge blocks are equipped in cylinder, barrel support component and cylinder inboard wall can be made to be interference fitted, to cylinder
Internal wall is played a supporting role.In actual use, two barrel support components can be arranged in cylinder and first flange
Installation site corresponding with second flange, prevents cylinder to be deformed during flange welding.Further, pass through setting
Two flange support components can be set in first flange and second flange in actual use by two flange support components
On, it realizes that the support to first flange and second flange positions, to guarantee flange in the welding process, will not tilt, so as to
To guarantee the formed precision of the impeller chimney after welding, the assembly efficiency of impeller chimney is improved.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of impeller chimney provided in an embodiment of the present invention；
Fig. 2 is a kind of assembling schematic diagram of barrel support component provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of support ring provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of wedge block provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of flange support component provided in an embodiment of the present invention；
Fig. 6 is the A direction view of Fig. 5；
Fig. 7 is the B direction view of Fig. 5；
Fig. 8 is a kind of assembling schematic diagram of flange support component provided in an embodiment of the present invention；
Fig. 9 is a kind of assembly method flow chart of impeller chimney provided in an embodiment of the present invention；
Figure 10 is the assembling schematic diagram of another barrel support component provided in an embodiment of the present invention；
Figure 11 is the assembling schematic diagram of a kind of first flange and second flange provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
In order to better understand the present invention, the structure for the impeller chimney that the lower present invention need to assemble is briefly described below:
Fig. 1 is a kind of structural schematic diagram of impeller chimney provided in an embodiment of the present invention, as shown in Figure 1, impeller chimney 100 includes
Cylinder 110 and first flange 120 and second flange 130 on 110 outer wall of cylinder, first flange 120 and second flange
130 are located at the both ends of cylinder 110.And along the axial direction of cylinder 110, the distance between first flange 120 and second flange 130
For L.
The present invention provides a kind of assembly toolings of impeller chimney, for assembling impeller chimney as shown in Figure 1.Assembly tooling packet
Include two barrel support components 200 (referring to fig. 2) and two flange support components 300 (referring to Fig. 3), two barrel support components
200 are interference fitted with 110 inner wall of cylinder.
Fig. 2 is a kind of assembling schematic diagram of barrel support component provided in an embodiment of the present invention, as shown in Fig. 2, cylinder branch
Support component 200 includes support ring 210 and multiple wedge blocks 220.
Fig. 3 is a kind of structural schematic diagram of support ring provided in an embodiment of the present invention, as shown in figure 3, in conjunction with Fig. 2, support
It is offered on the outer wall of ring 210 multiple along its circumferentially spaced wedge block installing port 211.Wedge block installing port 211 includes
Along the bottom surface 2111 of support ring 210 being axially arranged, bottom surface 2111 is inclined-plane.From the first end 210a of support ring 210 to support
The distance d1 of the second end 210b of ring 210, the central axis of bottom surface 2111 to support ring 210 are gradually reduced.Multiple wedge blocks 220
It is separately positioned in multiple wedge-shaped installing ports 211.
In the present embodiment, 8 are offered on the outer wall of support ring 210 along its circumferentially equidistant spaced wedge block peace
Fill mouth 211.
Fig. 4 is a kind of structural schematic diagram of wedge block provided in an embodiment of the present invention, as shown in figure 4, wedge block 220 includes
Outer surface 221 for being bonded with 110 inner wall of cylinder and the inner surface being bonded for the bottom surface 2111 with wedge block installing port 211
222, from the first end 220a of wedge block 220 to the second end 220b of wedge block 220, the inner surface 221 of wedge block 220 to appearance
The distance between face 222 d2 is gradually increased.
Further, as shown in Fig. 2, two barrel support components 200 are separately positioned on the both ends of cylinder 110, and along cylinder
The axial direction of body 110, the distance between two barrel support components 200 are equal to L.
Optionally, support ring 210 and multiple wedge blocks 220 are made of material identical with cylinder 110, to guarantee flange
The thermal expansion coefficient of support component 300 and flange is unified.
Fig. 5 is a kind of structural schematic diagram of flange support component provided in an embodiment of the present invention, and Fig. 6 is the A of Fig. 5 to view
Figure, Fig. 7 is the B direction view of Fig. 5, as shown, flange support component 300 includes first flange support plate 310, second flange branch
Fagging 320 and connecting rod 330 for connecting first flange support plate 310 and second flange support plate 320.First flange support
Plate 310 is equipped with the first arc groove 310a for accommodating first flange 120, and second flange support plate 320 is equipped with and is used for
The second arc groove 320a of second flange 130 is accommodated, the first arc groove 310a is arranged in parallel with the second arc groove 320a,
And first the distance between arc groove 310a and the second arc groove 320a be equal to L.
In the present embodiment, it is welded between connecting rod 330 and first flange support plate 310 and second flange support plate 320
Connection, to guarantee the structural strength of flange support component.
Optionally, connecting rod 330 is tubular structure, while guaranteeing 330 intensity of connecting rod, can mitigate flange support
The weight of component 300.
Optionally, first flange support plate 310, second flange support plate 320 and connecting rod 330 is all made of and first flange
120 and the identical material of second flange 130 be made, the thermal expansion coefficient to guarantee flange support component 300 and flange is unified.
Fig. 8 is a kind of assembling schematic diagram of flange support component provided in an embodiment of the present invention, as shown in figure 8, two methods
Blue support component 300 is set in 130 in first flange 120 and second flange, and two flange support components 300 are along cylinder
110 circumferentially-spaced 180 ° of settings.
The embodiment of the present invention includes support ring and more by two barrel support components of setting, each barrel support component
A wedge block, support ring and multiple wedge blocks are equipped in cylinder, can make barrel support component and cylinder inboard wall mistake
It is full of cooperation, plays a supporting role to cylinder inboard wall.In actual use, two barrel support components can be arranged in cylinder
Installation site corresponding with first flange and second flange, prevents cylinder to be deformed during flange welding.Further
Two flange support components can be set in first flange in actual use by the way that two flange support components are arranged by ground
In second flange, realize that the support to first flange and second flange positions, to guarantee flange in the welding process, Bu Huiqing
Tiltedly, the formed precision of the impeller chimney after thereby may be ensured that welding, improves the assembly efficiency of impeller chimney.
The embodiment of the invention provides a kind of assembly methods of impeller chimney, using assembly tooling described in above-described embodiment, dress
With impeller chimney as shown in Figure 1.Fig. 9 is a kind of assembly method flow chart of impeller chimney provided in an embodiment of the present invention, such as Fig. 9 institute
Show, which includes:
Step 901 provides an impeller chimney to be processed.
Referring to Fig. 1, which includes cylinder 110, first flange 120 and second flange 130, the first method
The outer diameter of the internal diameter and cylinder 110 of orchid 120 and second flange 130 matches.
Two barrel support components are arranged in cylinder step 902.
Figure 10 is the assembling schematic diagram of another barrel support component provided in an embodiment of the present invention, as shown in Figure 10,
Originally it applies in example, along the axial direction of cylinder 110, the distance between two barrel support components 200 are equal to L.
Illustratively, in conjunction with Figure 10, step 902 may include:
The first step lies in a horizontal plane in cylinder 110 on mounting plate 400, and the axis of cylinder 110 is made to be parallel to mounting plate
400。
It is alternatively possible to which cylinder mounting base is arranged on mounting plate 400, cylinder 110 is fixed in mounting base, is prevented
Only cylinder 110 rolls.
Second step determines installation site of two barrel support components 200 in cylinder 110.
It, can be according to first flange 120 and second flange 130 on cylinder 110 in a kind of implementation of the invention
Installation site, cross in advance in the corresponding position of 110 inner wall of cylinder, then to the layout line position respectively by two barrel supports
Component 200 is mounted in cylinder 110.
It, can also be by the size of setting wedge block 220, so that wedge block in another implementation of the invention
When the end face of 220 first end 220a and the end face of cylinder 110 are generally aligned in the same plane, peace of the support ring 210 in 110 inner wall of cylinder
Holding position is just corresponding in the installation site of 110 outer wall of cylinder with first flange 120 or second flange 130.
Part wedge block 220 is placed on the inner wall of cylinder 110 by third step, and will part wedge shape using support ring 210
Block 220 is pressed between support ring 210 and the inner wall of cylinder 110, then squeezes another part wedge block 220 to support ring
Between 210 and 110 inner wall of cylinder, the position of support ring 210 is adjusted, until barrel support component 200 is located at installation site.
Wherein, the outer surface 221 of multiple wedge blocks 220 is bonded with the inner wall of cylinder, the inner surface of multiple wedge blocks 220
222 are bonded with the bottom surface 2111 of the wedge block installing port 211 in support ring 210.
It should be noted that in the present embodiment, two support rings 210 and cylinder 110 are coaxially disposed, and two support rings
210 first end 210a is towards being arranged on the outside of cylinder 110, and the second end 210b of two support rings 220 is towards cylinder 120
Inside setting.In specific installation, the first end 220a of wedge block 220 can be slid into from the second end 210b of support ring 210,
Then wedge block 220 is tapped and is squeezed into the wedge block installing port 211 in support ring 210.
Step 903 assembles first flange and second flange on cylinder.
Figure 11 is the assembling schematic diagram of a kind of first flange and second flange provided in an embodiment of the present invention, such as Figure 11 institute
Show, step 903 may include:
The first step places at least two flange cushion blocks 500 on mounting plate 400, and first flange 120 is placed at least
On two flange cushion blocks 500.
In the present embodiment, at least two flange cushion blocks 500 are equal height cushion block, and the height and number of flange cushion block 500 are equal
It can be configured according to actual needs, such as can be set to 10mm.
Second step, the inner hole that the cylinder 110 equipped with barrel support component 200 is passed through to first flange 120, are placed on vertically
On mounting plate 400, make the axis of cylinder 110 perpendicular to mounting plate 400.
First flange 120 is connect by third step with 130 spot welding of cylinder.
4th step, the welding position for determining second flange 130, and second flange 130 is connect with 110 spot welding of cylinder.
In the present embodiment, can after 120 spot welding of first flange is connected on cylinder 110, along the circumferential direction of cylinder 110,
The point that multiple distances apart from first flange 120 are L is measured on the side wall of cylinder 110, and in the side wall subscript of cylinder 110
Multiple measurement points are connected into circle by multiple measurement points out, to mark the welding position of second flange 130 on the side wall of cylinder 110
It sets, to guarantee the assembly precision of first flange 120 Yu second flange 130.
5th step, at least two flange cushion blocks 500 of extraction, complete the assembly of first flange 120 and second flange 130.
Wherein, the distance between the second flange 120 after assembly and first flange 130 are L.
Two flange support components are respectively assembled in first flange and second flange by step 904.
Referring to Fig. 8, in the present embodiment, circumferentially-spaced 180 ° setting of two flange support components 300 along cylinder 110.
In conjunction with Fig. 8, step 904 may include:
Cylinder 110 equipped with barrel support component 200 is placed on vertically on mounting plate 400, the axis of cylinder 110 is made
Perpendicular to mounting plate 400.
By in each flange support component 300 first flange support plate 310 and second flange support plate 320 be arranged respectively
In first flange 120 and second flange 130, it is located at first flange 120 in first arc groove 310a, second flange 130
In the second arc groove 310b.
First flange and second flange are fixed on cylinder by step 905, obtain impeller chimney.
In conjunction with Fig. 8, step 905 may include:
Cylinder 110 equipped with barrel support component 200 and flange support component 300 is placed on assembly by the first step vertically
On platform 400, make the axis of cylinder 110 perpendicular to mounting plate 400, and first flange 120 is arranged close to mounting plate 400.
Second weld seam S2 of second step, the first weld seam S1 for welding one third and one third.
Wherein, the first weld seam S1 is between an end face and cylinder 110 for the close second flange 130 of first flange 120
Weld seam, the second weld seam S2 are the weld seam between the end face and cylinder 110 of the separate first flange 120 of second flange 130.
Third step, overturning cylinder 110, are arranged second flange 130 close to mounting plate 400, weld the of one third
The 4th weld seam S4 of three weld seam S3 and one third.
Wherein, third weld seam S3 is between an end face and cylinder 110 for the separate second flange 130 of first flange 120
Weld seam, the 4th weld seam S4 are the weld seam between the end face and cylinder 110 of the close first flange 120 of second flange 130.
4th step, overturning cylinder 110, are arranged first flange 120 close to mounting plate 400, welding residue 2/3rds
The first weld seam S1 and residue 2/3rds the second weld seam S2.
5th step, overturning cylinder 110, are arranged second flange 130 close to mounting plate 400, welding residue 2/3rds
Third weld seam S3 and residue 2/3rds the 4th weld seam S4.
On the one hand, the application uses the form of multi-layer welding, and each weld seam is divided into three layers, when beginning, welds each weldering
The one third layer of seam, first flange and second flange are fixed, and then weld 2/3rds of each weld seam, rear layer weld seam
There is thermal processes act to front layer weld seam, weldquality can be improved.Welded seam in two times simultaneously, when each welded seam
Weld interval is short, and the heat of generation is relatively fewer, it is possible to reduce the generation of welding deformation amount.On the other hand, present invention use pair
Claim the mode of welding to weld first flange 120 and second flange 130, first flange and second flange 130 can be further reduced
Welding when the welding deformation amount that generates so that the deflection at 130 both ends of first flange 120 and second flange is cancelled out each other, from
And it can guarantee the formed precision of impeller chimney.
Further, after executing step 905, before executing step 906, which can also include:
Dress is put into furnace there are two the impeller chimney of barrel support component and two flange support components and carries out solution treatment,
After impeller chimney is cooled to room temperature, impeller chimney is taken out out of furnace.
By the way that impeller chimney is carried out solution treatment, the toughness and etch resistant properties of impeller cover material can be improved, eliminate impeller
Stress in cover.
Step 906 separates two barrel support components and two flange support components with impeller chimney.
Illustratively, step 906 may include:
The first end face 220a of multiple wedge blocks 220 is tapped, so that multiple wedge blocks 220 take off from wedge block installing port
Out, respectively to separate two barrel support components 200 with impeller chimney；
Cylinder 110 equipped with flange support component 300 is placed on vertically on mounting plate 400, the axis of cylinder 110 is made
Perpendicular to mounting plate 400, then two flange support components 300 are taken out from first flange 120 and second flange 130,
Two flange support components 300 to be separated with impeller chimney respectively.
The embodiment of the present invention includes support ring and more by two barrel support components of setting, each barrel support component
A wedge block, support ring and multiple wedge blocks are equipped in cylinder, can make barrel support component and cylinder inboard wall mistake
It is full of cooperation, plays a supporting role to cylinder inboard wall.In actual use, two barrel support components can be arranged in cylinder
Installation site corresponding with first flange and second flange, prevents cylinder to be deformed during flange welding.Further
Two flange support components can be set in first flange in actual use by the way that two flange support components are arranged by ground
In second flange, realize that the support to first flange and second flange positions, to guarantee flange in the welding process, Bu Huiqing
Tiltedly, the formed precision of the impeller chimney after thereby may be ensured that welding, improves the assembly efficiency of impeller chimney.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of assembly tooling of impeller chimney, for assembling impeller chimney, the impeller chimney includes cylinder and is located at the cylinder
First flange and second flange on outer wall, the first flange and the second flange are located at the both ends of the cylinder,
And along the axial direction of the cylinder, the distance between the first flange and the second flange are L, which is characterized in that the dress
With tooling include two barrel support components and two flange support components, two barrel support components with the cylinder
Inner wall interference fit；
The barrel support component includes support ring and multiple wedge blocks, is offered on the outer wall of the support ring multiple along its week
To spaced wedge block installing port, the wedge block installing port includes along the bottom surface of the support ring being axially arranged, institute
Stating bottom surface is inclined-plane, the second end from the first end of the support ring to the support ring, the bottom surface to the support ring
The distance of central axis is gradually reduced, and multiple wedge blocks are separately positioned in multiple wedge-shaped installing ports, the wedge shape
Block includes the outer surface for being bonded with the cylinder inboard wall and the interior table for being bonded with the bottom surface of the wedge block installing port
Face, from the first end of the wedge block to the second end of the wedge block, the inner surface of the wedge block is between outer surface
Distance is gradually increased；
The flange support component includes first flange support plate, second flange support plate and for connecting the first flange branch
The connecting rod of fagging and the second flange support plate, the first flange support plate are equipped with for accommodating the first flange
The first arc groove, the second flange support plate is equipped with the second arc groove for accommodating the second flange, institute
It states the first arc groove to be arranged in parallel with second arc groove, and first arc groove and second arc groove
The distance between be equal to L.
2. assembly tooling according to claim 1, which is characterized in that two barrel support components are separately positioned on institute
Cylinder both ends are stated, and along the axial direction of the cylinder, the distance between two described barrel support components are equal to L；Two methods
Blue support component is set in the first flange and the second flange, and two flange support components are along the cylinder
Circumferentially-spaced 180 ° of settings of body.
3. assembly tooling according to claim 1 or 2, which is characterized in that the support ring and multiple wedge blocks are adopted
It is made of material identical with the cylinder.
4. assembly tooling according to claim 1 or 2, which is characterized in that the first flange support plate, second method
Blue support plate and the connecting rod are all made of material identical with the first flange and the second flange and are made.
5. a kind of assembly method of impeller chimney, using the described in any item assembly toolings of such as Claims 1 to 4, which is characterized in that
The assembly method includes:
An impeller chimney to be processed is provided, the impeller chimney to be processed includes cylinder, first flange and second flange, first method
The outer diameter of the internal diameter and the cylinder of the blue and described second flange matches；
Two barrel support components are arranged in the cylinder, and along the axial direction of the cylinder, two cylinder branch
The distance between support component is equal to L；
By the first flange and second flange assembly on the cylinder, and along the axial direction of the cylinder, described first
The distance between flange and the second flange are L；
Two flange support components are respectively assembled in the first flange and the second flange, and two methods
Circumferentially-spaced 180 ° setting of the blue support component along the cylinder；
The first flange and the second flange are fixed on the cylinder, impeller chimney is obtained；
Two barrel support components and two flange support components are separated with the impeller chimney.
6. assembly method according to claim 5, which is characterized in that described that two barrel support component settings exist
In the cylinder, comprising:
The cylinder is lain in a horizontal plane on mounting plate, the axis of the cylinder is made to be parallel to the mounting plate；
Determine two barrel support components in the intracorporal installation site of the cylinder；
Part wedge block is placed on the inner wall of the cylinder, and it is described to use the support ring to be pressed on part wedge block
Between support ring and the cylinder inboard wall, then by another part wedge block squeeze to the support ring and the cylinder inboard wall it
Between, the position of the support ring is adjusted, until the barrel support component is located at the installation site, wherein multiple wedges
The outer surface of shape block is bonded with the inner wall of the cylinder, the inner surface and the wedge block in the support ring of multiple wedge blocks
The bottom surface of installing port is bonded.
7. assembly method according to claim 5, which is characterized in that described by the first flange and the second flange
It is assemblied on the cylinder, comprising:
At least two flange cushion blocks are placed on mounting plate, and the first flange is placed on at least two flange cushion blocks
On；
The inner hole that cylinder equipped with the barrel support component is passed through to the first flange, is placed on the mounting plate vertically
On, make the axis of the cylinder perpendicular to the mounting plate；
The first flange is connect with the cylinder spot welding；
It determines the welding position of the second flange, and the second flange is connect with the cylinder spot welding；
It extracts at least two flange cushion blocks out, completes the assembly of the first flange and the second flange.
8. assembly method according to claim 5, which is characterized in that described to fill two flange support components respectively
It fits in the first flange and the second flange, comprising:
Cylinder equipped with the barrel support component is placed on mounting plate vertically, makes the axis of the cylinder perpendicular to institute
State mounting plate；
By in each flange support component the first flange support plate and the second flange support plate be respectively sleeved at institute
It states in first flange and the second flange, is located at the first flange in first arc groove, the second flange
In second arc groove.
9. assembly method according to claim 5, which is characterized in that described by the first flange and the second flange
It is fixed on the cylinder, comprising:
Cylinder equipped with the barrel support component and the flange support component is placed on vertically on the mounting plate, is made
The axis of the cylinder is perpendicular to the mounting plate, and the first flange is arranged close to the mounting plate；
The first weld seam of one third and the second weld seam of one third are welded, first weld seam is leaning on for the first flange
Weld seam between the end face and the cylinder of the nearly second flange, second weld seam for the second flange separate institute
State the weld seam between an end face of first flange and the cylinder；
Overturn the cylinder, the second flange be set close to the mounting plate, weld one third third weld seam and
4th weld seam of one third, the third weld seam be the first flange far from the second flange an end face with it is described
Weld seam between cylinder, an end face and the cylinder of the 4th weld seam for the close first flange of the second flange
Between weld seam；
The cylinder is overturn, the first flange is set close to the mounting plate, described the of welding residue 2/3rds
Second weld seam of one weld seam and residue 2/3rds；
The cylinder is overturn, the second flange is set close to the mounting plate, described the of welding residue 2/3rds
The 4th weld seam of three weld seams and residue 2/3rds.
10. according to the described in any item assembly methods of claim 5~9, which is characterized in that by two barrel support components
And before two flange support components are separated with the impeller chimney, the assembly method further include:
Dress is put into furnace there are two the impeller chimney of the barrel support component and two flange support components and is carried out
Solution treatment takes out the impeller chimney after the impeller chimney is cooled to room temperature out of furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910467025.5A CN110238549A (en) | 2019-05-31 | 2019-05-31 | The assembly tooling and assembly method of impeller chimney |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910467025.5A CN110238549A (en) | 2019-05-31 | 2019-05-31 | The assembly tooling and assembly method of impeller chimney |
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| CN201910467025.5A Pending CN110238549A (en) | 2019-05-31 | 2019-05-31 | The assembly tooling and assembly method of impeller chimney |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115255533A (en) * | 2022-08-31 | 2022-11-01 | 重庆红江机械有限责任公司 | Pretreatment method and cleaning method for brazing heat treatment of inner container of cyclone |
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Application publication date: 20190917 |