CN106624243A - Induction brazing method for guide pipe with elbow pipe joint - Google Patents
Induction brazing method for guide pipe with elbow pipe joint Download PDFInfo
- Publication number
- CN106624243A CN106624243A CN201611057965.XA CN201611057965A CN106624243A CN 106624243 A CN106624243 A CN 106624243A CN 201611057965 A CN201611057965 A CN 201611057965A CN 106624243 A CN106624243 A CN 106624243A
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- Prior art keywords
- pipe
- union elbow
- positioning
- clamp
- welding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/14—Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams
- B23K1/18—Soldering, e.g. brazing, or unsoldering specially adapted for soldering seams circumferential seams, e.g. of shells
-
- 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
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses an induction brazing method for a guide pipe with an elbow pipe joint. Angle positioning welding is conducted on the pipe (12) and the elbow pipe joint (13) through a welding positioning device; the welding positioning device is composed of a base plate (1), a dial plate (2), a base (3), a sliding block (4), a positioning pin (5), a vertical rod (6), fastening screws (7), a cross rod (8), a sliding rod (9), a large clamp (10), a small clamp (11), a displacement base (14), a large clamping block (15), a small clamping block (16), a rotating rod (17), a sliding block base (18), a displacement pin (19) and a support plate (20). The induction brazing method for the guide pipe with the elbow pipe joint sequentially comprises the following steps that the elbow pipe joint (13) is clamped and positioned, and the pipe (12) is clamped; welding is conducted after assembling. The method is high in working efficiency, good in quality and excellent in technical effect and has the expectable great economic value and social value.
Description
Technical field
The present invention relates to the conceptual design and applied technical field of aeroengine pipeline soldering, specifically provide a kind of band
There is union elbow conduit induction brazing method.
Background technology
There are numerous soldering conduits with union elbow in aero-engine, because pipeline and union elbow structure are limited,
Cannot be positioned and clamping on existing induction brazing machine, so efficient induction brazing cannot be used, can only be adopted poorly efficient
Gas brazing.In production, gas brazing compares induction brazing and has that efficiency is low, deflection big, bad environments, weldquality not
It is good, chemical except welding agent, the welding agent easily defect such as residual.At present, before heavy production task and strict quality requirement, with curved
The soldering of pipe joint conduit is urgent using induction brazing demand.
People are highly desirable obtain a kind of technique effect it is excellent with union elbow conduit induction brazing method.
The content of the invention
It is an object of the invention to provide a kind of technique effect it is excellent with union elbow conduit induction brazing method.Solve
Soldering conduit with union elbow meets angle positioning requirements, realizes the induction brazing of such conduit, replaces such conduit to adopt
With the process of gas brazing, working (machining) efficiency is greatly improved, improve welding quality, the welding for reducing union elbow sealing surface becomes
Shape.
The invention provides a kind of carry union elbow conduit induction brazing method, it is characterised in that：Pipe 12 (i.e. this
" conduit " with union elbow described in bright title) angle is carried out by apparatus for welding and positioning with the position of union elbow 13 determine
Position welding, that is, realize that union elbow 13 is positioned with the angle of the conllinear adjacent plane of pipe 12, and carries out positioning welding；
The apparatus for welding and positioning is constituted following (referring to Fig. 1, Fig. 2)：Base plate 1, dial plate 2, pedestal 3, slide block 4, alignment pin
Son 5, vertical rod 6, holding screw 7, cross bar 8, slide bar 9, big clamp 10, little clamp 11, pipe 12, union elbow 13, displacement seat 14,
Big fixture block 15, little fixture block 16, swingle 17, take-up housing 18, displacement pin 19, support plate 20；Wherein：
Base plate 1 is the installation foundation of whole apparatus for welding and positioning, and it is discoid component；
The vertical rod 6 of horizontally disposed swingle 17 and vertical arrangement is connected to one and constitutes L-shaped structure component, and
Swingle 17 can spinning movement in the horizontal plane；
The dial plate 2 of disk-like structure is arranged in the top of swingle 17, and swingle 17 is disposed with upward away from the distal end of vertical rod 6
Stretch out and with the scale zone of the upper surface of dial plate 2 near or contact the pointer arranged；
Fixed and arranged has pedestal 3 at the upper center of dial plate 2, and following structures are disposed with pedestal 3：Slide block 4, positioning pin 5,
Holding screw 7, union elbow 13, displacement seat 14, take-up housing 18, displacement pin 19；Wherein：The core of pedestal 3 be provided with opening to
On blind hole for install union elbow 13, union elbow 13 stretch out interface upward so as to insert pipe 12 thereto so as to
Pipe 12 and union elbow 13 can carry out after assembling brazing operation；Displacement seat 14 is arranged horizontally on pedestal 3 and its inner end
For holding out against the displacement pin 19 of the blind via bottom of the opening upwards of the core for being arranged in pedestal 3；Displacement pin 19 is with way of contact use
To adjust the bottom of union elbow 13 in the position of vertical direction；From bottom to up order is arranged for displacement pin 19 and union elbow 13；
The slide block 4 that can be slided up and down is arranged on a vertical side of pedestal 3 by take-up housing 18, is provided perpendicular on slide block 4
The slip plane of slide block 4 is the positioning pin 5 of take-up housing 18, and be used to hold out against union elbow 13 one of positioning pin 5 is vertically outer
Side；There also is provided on pedestal 3 for inside auxiliary positioning and the holding screw 7 for holding out against union elbow 13, its concrete and slide block
The circumferencial direction that seat 18 staggers around pedestal 3 is distributed with addition at least 3；
Cross bar 8 and slide bar 9 are disposed with vertical rod 6, wherein：One end of the horizontally disposed cross bar 8 of main part is arranged in vertical
The top of bar 6；One end of slide bar 9 is arranged in the lower section of cross bar 8 and the bearing of vertical rod 6；The main part of slide bar 9 is tilted towards top and stretches
Go out, and its middle part is fixed together with the middle part of cross bar 8 in the way of it can change fixing point, cross bar 8, slide bar 9 and vertical rod 6 three
Person is coplanar and the face is perpendicular；
Cross bar 8 is disposed with little clamp 11 away from that one end end of vertical rod 6, and little fixture block 16 is provided with little clamp 11 to be used for
Auxiliary fixing tube 12；Slide bar 9 is disposed with big clamp 10 in that one end end away from vertical rod 6, and big fixture block is provided with big clamp 10
15 are used to aid in fixing tube 12；Big clamp 10, little clamp 11, big fixture block 15, little fixture block 16 clamp pipe 12 to be formed jointly
The Welding of attitude stabilization is the auxiliary positioning frock that the attitude strong adaptability to pipe 12 and position can adjust；
It is described as follows with union elbow conduit induction brazing method specific requirement：First pipe 12 and bend pipe are connect before operation
13 clean up, while to the apparatus for welding and positioning clamping pipe 12, position of union elbow 13 and rotary part inspection
Whether dirty, existing dirty need to clean out, it is to avoid because there is dirty impact precision on surface during clamping；The device dial plate is minimum to be carved
Spend for 0.5 °；Referring to Fig. 1, Fig. 2；Concrete operation step is as follows successively：
Step 1. clamping union elbow：The centers of Φ 32 of the big clamp 10 of device are same with the Φ 75 of pedestal 3, the centers of Φ 14
Axle；The Φ 32 of big a pair fixture blocks 15 can coordinate respectively with the Φ 32 of the Φ 32 of cross bar 8, big clamp 10, the centre bore D of big fixture block 15
It is consistent with the diameter of pipe 12；
By pipe 12, first straight line section is clamped on big fixture block 15 from one end to be welded, and union elbow 13 is enclosed within into pipe 12
On, the adjustment displacement upper-lower position of seat 14, displacement pin 19 withstands union elbow 13 from down to correct position；It is the next on adjustment slide block 4
Put, insert positioning pin 5 made of copper, adjust 3 holding screws made of copper 7, fixed bending tube joint 13；Pedestal 3 is pure copper, tightly
Determining screw 7 can lead unnecessary heat on pedestal 3 in welding, and the sealing surface temperature for preventing union elbow 13 causes deformation；
Step 2. clamping pipe 12：The Φ 24 of little fixture block 16 coordinates with the R12 of little clamp 11；Adjustment slide bar 9, little clamp 11
With little fixture block 16, the 2nd straightway of pipe 12, first straightway, first curved, second straightway composition one are clamped
Plane, the intersection that first straightway constitutes another plane, first straightway and two planes with union elbow 13 is conllinear,
There is angle between two planes；
Step 3. positioning tube 12 and union elbow 13：Swingle 17 and vertical rod 6 are fixed together, during swingle 17 rotates
Heart line is conllinear with the center of the center of dial plate 2, pedestal 3；Rotating upright post 6, goes to the corresponding scale on dial plate 2 and determines two faces
Angle, tightening vertical rod 6, the angle in two faces is determined, i.e., union elbow 13 is positioned with pipe 12；
Step 4. is assembled to be welded：Inductor 25 is set into the position to be welded of pipe 12, appropriate solder ring 23 is placed on to be welded
Position, glass tube 24 is placed in sensing inner ring, and with rubber 22 upper end of glass tube 24 is sealed, respectively from displacement seat 14, positioning
Argon gas is passed through in pin 5, makes to be full of argon gas in glass tube 24；Participate in Figure 52；
Step 5. is welded：Welding switch is opened, is heated, implement induction brazing；Plus after thermal weld is finished, treat that part is cold
But after, glass tube 24, argon gas is removed, removes pipe 12 and union elbow 13, welding process is completed.Under being ready for afterwards implementing
One welding process.
It is described with union elbow conduit induction brazing method, it is characterised in that：It is described to sense with union elbow conduit
The apparatus for welding and positioning that method for welding is used meets following requirements：
Base plate 1 is used as support chassis in apparatus for welding and positioning, and the Φ 45 and hole Φ 45 of swingle 17 thereon coordinates, its
Geometric center and dial plate 2 with same vertical axis, the part drawing such as Fig. 3-5 of base plate 1；
Dial plate 2 is the working standard of whole apparatus for welding and positioning, and it passes through transition connecting plate and base plate 1 alignment pin and tightly
Gu screw is fixed, 0.5 ° of minimum scale, the part drawing such as Fig. 6-9 of dial plate 2；
Pedestal 3, material is brass, its geometric center and the center of dial plate 2 with same vertical axis, in brazing process
Also serve as logical argon gas, heat conduction and fixed bending tube joint 13 to use, the part drawing such as Figure 10-15 of pedestal 3；
Positioning pin 5：For positioning union elbow 13, the logical argon gas protection inner chamber of pipe 12, its 74 ° of conical surfaces and union elbow
13 74 ° of cone match, its part drawing such as Figure 16；
Vertical rod 6 is fixed on swingle 17, and cross bar 8 can slide up and down transfer position and fastening, additional finger in vertical rod 6
Pin block is used for assigned scale, the part drawing such as Figure 17-21 of vertical rod 6；
Cross bar 8：Use cooperatively with big fixture block 15, its center of Φ 32, with same vertical axis, clamps with the center of pedestal 3
Pipe 12 is used, the part drawing such as Figure 22-26 of cross bar 8；
Slide bar 9：Connect little clamp 11 to use, it is specially the strip rocker structure for being provided with strip chute, its line of symmetry
It is coplanar with the center line of little clamp 11 and vertical rod 6, slide bar 9 part drawing such as Figure 27, Figure 28；
Big clamp 10：Its connection cross bar 8 is simultaneously used cooperatively with big fixture block 15, and clamping pipe 12 is used, the part drawing of big clamp 10
Such as Figure 29-32；
Little clamp 11：Connection slide bar 9 is simultaneously used cooperatively with little fixture block 16, and clamping pipe 12 is used, and the part drawing of little clamp 11 has
Two kinds of typical design solutions, respectively referring to Figure 33-35, Figure 36-39；
Big fixture block 15：Use cooperatively with big clamp 10, clamping pipe 12 is used, the part drawing such as Figure 40-43 of big fixture block 15；
Little fixture block 16：Use cooperatively with little clamp 11, the part drawing such as Figure 44-46 of little fixture block 16；
Swingle 17：With the center of dial plate 2 with same vertical axis, vertical rod 6 is fixed on its one end end at its center of Φ 45
Portion, it is used as rotational positioning, the part drawing such as Figure 47-51 of swingle 17.
Using of the present invention with union elbow conduit induction brazing method, (the i.e. pipe of the conduit with union elbow 13
12) poorly efficient, low-quality gas brazing instead of using induction brazing, eliminates chemistry except the process of welding agent, traditional is multiple
Operation is cancelled, and its operating efficiency is significantly improved, and quality is significantly improved.The device technique effect is significant, it can be generalized to application
In the rat holing processing of upper other different pore sizes and angle；It has expected more huge economic worth and social valency
Value.
Description of the drawings
Below in conjunction with the accompanying drawings and embodiment the present invention is further detailed explanation：
Fig. 1 be the apparatus for welding and positioning structure schematic diagram that used with union elbow conduit induction brazing method it
One；
Fig. 2 be the apparatus for welding and positioning structure schematic diagram that used with union elbow conduit induction brazing method it
Two；
Fig. 3 is the part drawing front view of base plate 1；Fig. 4 is the part drawing left view (cutting open) of base plate 1；
Fig. 5 is the A-A sectional views of correspondence Fig. 1；Fig. 6 is the part drawing front view of dial plate 2；
Fig. 7 is Fig. 6 tops B areas partial enlarged drawing；Fig. 8 is on foot 6 A-A sectional views；
Fig. 9 is the part drawing top view (cutting open) of dial plate 2；Figure 10 is the part drawing front view of pedestal 3；
Figure 11 is the part drawing left view of pedestal 3；Figure 12 is the A direction views of Figure 10；
Figure 13 is the part drawing top view of pedestal 3；Figure 14 is the A-A sectional views of Figure 13；
Figure 15 is the B direction views of Figure 10；Figure 16 is the part drawing structure diagram of positioning pin 5；
Figure 17 is the part drawing front view of vertical rod 6；Figure 18 is the part drawing left view of vertical rod 6；
Figure 19 is the part drawing top view of vertical rod 6；Figure 20 is the A-A sectional views of Figure 17；
Figure 21 is the B-B sectional views of Figure 17；Figure 22 is the part drawing front view of cross bar 8；
Figure 23 is the part drawing left view of cross bar 8；Figure 24 is the part drawing top view of cross bar 8；
Figure 25 is the A direction views of Figure 22；Figure 26 is the B-B sectional views of Figure 22；
Figure 27 is the part drawing front view of slide bar 9；Figure 28 is the part drawing top view of slide bar 9；
Figure 29 is the part drawing front view of big clamp 10；Figure 30 is the part drawing left view of big clamp 10；
Figure 31 is the part drawing top view of big clamp 10；Figure 32 is the A-A sectional views of Figure 29；
Figure 33 is the part drawing front view of 11 scheme of little clamp one；Figure 34 is the part drawing left view of 11 scheme of little clamp one；
Figure 35 is the part drawing top view of 11 scheme of little clamp one；Figure 36 is the part drawing front view of 11 scheme of little clamp two；
Figure 37 makees view for the part drawing of 11 scheme of little clamp two；Figure 38 is the part drawing top view of 11 scheme of little clamp two；
Figure 39 is the A direction views of correspondence Figure 36；Figure 40 is the part drawing front view of big fixture block 15；
Figure 41 is the part drawing left view of big fixture block 15；Figure 42 is the part drawing top view of big fixture block 15；
Figure 43 is A areas partial enlarged drawing in Figure 42；Figure 44 is the part drawing front view of little fixture block 16；
Figure 45 is the part drawing left view of little fixture block 16；Figure 46 is the part drawing top view of little fixture block 16；
Figure 47 is the part drawing front view of swingle 17；Figure 48 is the part drawing left view of swingle 17；
Figure 49 is the part drawing top view of swingle 17；Figure 50 for Figure 47 A direction views；
Figure 51 for Figure 48 B-B sectional views；Figure 52 assembles principle simplified schematic diagram to be welded for step 4.
Specific embodiment
Reference implication is as follows：Base plate (1), dial plate (2), pedestal (3), slide block (4), positioning pin (5), vertical rod (6),
Holding screw (7), cross bar (8), slide bar (9), big clamp (10), little clamp (11), pipe (12), union elbow (13), displacement
Seat (14), big fixture block (15), little fixture block (16), swingle (17), take-up housing (18), displacement pin (19), support plate (20), soldering weldering
Seam 21, rubber 22, solder ring 23, glass tube 24, inductor 25.
Embodiment 1
One kind carries union elbow conduit induction brazing method, and pipe 12 (connects described in title i.e. of the present invention with bend pipe
" conduit " of head) angle positioning welding is carried out by apparatus for welding and positioning with the position of union elbow 13, that is, realize union elbow
13 position with the angle of the conllinear adjacent plane of pipe 12, and carry out positioning welding；
The apparatus for welding and positioning is constituted following (referring to Fig. 1, Fig. 2)：Base plate 1, dial plate 2, pedestal 3, slide block 4, alignment pin
Son 5, vertical rod 6, holding screw 7, cross bar 8, slide bar 9, big clamp 10, little clamp 11, displacement seat 14, big fixture block 15, little fixture block 16,
Swingle 17, take-up housing 18, displacement pin 19, support plate 20；Wherein：
Base plate 1 is the installation foundation of whole apparatus for welding and positioning, and it is discoid component；
The vertical rod 6 of horizontally disposed swingle 17 and vertical arrangement is connected to one and constitutes L-shaped structure component, and
Swingle 17 can spinning movement in the horizontal plane；
The dial plate 2 of disk-like structure is arranged in the top of swingle 17, and swingle 17 is disposed with upward away from the distal end of vertical rod 6
Stretch out and with the scale zone of the upper surface of dial plate 2 near or contact the pointer arranged；
Fixed and arranged has pedestal 3 at the upper center of dial plate 2, and following structures are disposed with pedestal 3：Slide block 4, positioning pin 5,
Holding screw 7, union elbow 13, displacement seat 14, take-up housing 18, displacement pin 19；Wherein：The core of pedestal 3 be provided with opening to
On blind hole for install union elbow 13, union elbow 13 stretch out interface upward so as to insert pipe 12 thereto so as to
Pipe 12 and union elbow 13 can carry out after assembling brazing operation；Displacement seat 14 is arranged horizontally on pedestal 3 and its inner end
For holding out against the displacement pin 19 of the blind via bottom of the opening upwards of the core for being arranged in pedestal 3；Displacement pin 19 is with way of contact use
To adjust the bottom of union elbow 13 in the position of vertical direction；From bottom to up order is arranged for displacement pin 19 and union elbow 13；
The slide block 4 that can be slided up and down is arranged on a vertical side of pedestal 3 by take-up housing 18, is provided perpendicular on slide block 4
The slip plane of slide block 4 is the positioning pin 5 of take-up housing 18, and be used to hold out against union elbow 13 one of positioning pin 5 is vertically outer
Side；There also is provided on pedestal 3 for inside auxiliary positioning and the holding screw 7 for holding out against union elbow 13, its concrete and slide block
The circumferencial direction that seat 18 staggers around pedestal 3 is distributed with addition at least 3；
Cross bar 8 and slide bar 9 are disposed with vertical rod 6, wherein：One end of the horizontally disposed cross bar 8 of main part is arranged in vertical
The top of bar 6；One end of slide bar 9 is arranged in the lower section of cross bar 8 and the bearing of vertical rod 6；The main part of slide bar 9 is tilted towards top and stretches
Go out, and its middle part is fixed together with the middle part of cross bar 8 in the way of it can change fixing point, cross bar 8, slide bar 9 and vertical rod 6 three
Person is coplanar and the face is perpendicular；
Cross bar 8 is disposed with little clamp 11 away from that one end end of vertical rod 6, and little fixture block 16 is provided with little clamp 11 to be used for
Auxiliary fixing tube 12；Slide bar 9 is disposed with big clamp 10 in that one end end away from vertical rod 6, and big fixture block is provided with big clamp 10
15 are used to aid in fixing tube 12；Big clamp 10, little clamp 11, big fixture block 15, little fixture block 16 clamp pipe 12 to be formed jointly
The Welding of attitude stabilization is the auxiliary positioning frock that the attitude strong adaptability to pipe 12 and position can adjust；
It is described as follows with union elbow conduit induction brazing method specific requirement：First pipe 12 and bend pipe are connect before operation
13 clean up, while to the apparatus for welding and positioning clamping pipe 12, position of union elbow 13 and rotary part inspection
Whether dirty, existing dirty need to clean out, it is to avoid because there is dirty impact precision on surface during clamping；The device dial plate is minimum to be carved
Spend for 0.5 °；Referring to Fig. 1, Fig. 2；Concrete operation step is as follows successively：
Step 1. clamping union elbow：The centers of Φ 32 of the big clamp 10 of device are same with the Φ 75 of pedestal 3, the centers of Φ 14
Axle；The Φ 32 of big a pair fixture blocks 15 can coordinate respectively with the Φ 32 of the Φ 32 of cross bar 8, big clamp 10, the centre bore D of big fixture block 15
It is consistent with the diameter of pipe 12；
By pipe 12, first straight line section is clamped on big fixture block 15 from one end to be welded, and union elbow 13 is enclosed within into pipe 12
On, the adjustment displacement upper-lower position of seat 14, displacement pin 19 withstands union elbow 13 from down to correct position；It is the next on adjustment slide block 4
Put, insert positioning pin 5 made of copper, adjust 3 holding screws made of copper 7, fixed bending tube joint 13；Pedestal 3 is pure copper, tightly
Determining screw 7 can lead unnecessary heat on pedestal 3 in welding, and the sealing surface temperature for preventing union elbow 13 causes deformation；
Step 2. clamping pipe 12：The Φ 24 of little fixture block 16 coordinates with the R12 of little clamp 11；Adjustment slide bar 9, little clamp 11
With little fixture block 16, the 2nd straightway of pipe 12, first straightway, first curved, second straightway composition one are clamped
Plane, the intersection that first straightway constitutes another plane, first straightway and two planes with union elbow 13 is conllinear,
There is angle between two planes；
Step 3. positioning tube 12 and union elbow 13：Swingle 17 and vertical rod 6 are fixed together, during swingle 17 rotates
Heart line is conllinear with the center of the center of dial plate 2, pedestal 3；Rotating upright post 6, goes to the corresponding scale on dial plate 2 and determines two faces
Angle, tightening vertical rod 6, the angle in two faces is determined, i.e., union elbow 13 is positioned with pipe 12；
Step 4. is assembled to be welded：Inductor 25 is set into the position to be welded of pipe 12, appropriate solder ring 23 is placed on to be welded
Position, glass tube 24 is placed in sensing inner ring, and with rubber 22 upper end of glass tube 24 is sealed, respectively from displacement seat 14, positioning
Argon gas is passed through in pin 5, makes to be full of argon gas in glass tube 24；Participate in Figure 52；
Step 5. is welded：Welding switch is opened, is heated, implement induction brazing；Plus after thermal weld is finished, treat that part is cold
But after, glass tube 24, argon gas is removed, removes pipe 12 and union elbow 13, welding process is completed.Under being ready for afterwards implementing
One welding process.
The apparatus for welding and positioning used with union elbow conduit induction brazing method also meets following requirements：
Base plate 1 is used as support chassis in apparatus for welding and positioning, and the Φ 45 and hole Φ 45 of swingle 17 thereon coordinates, its
Geometric center and dial plate 2 with same vertical axis, the part drawing such as Fig. 3-5 of base plate 1；
Dial plate 2 is the working standard of whole apparatus for welding and positioning, and it passes through transition connecting plate and base plate 1 alignment pin and tightly
Gu screw is fixed, 0.5 ° of minimum scale, the part drawing such as Fig. 6-9 of dial plate 2；
Pedestal 3, material is brass, its geometric center and the center of dial plate 2 with same vertical axis, in brazing process
Also serve as logical argon gas, heat conduction and fixed bending tube joint 13 to use, the part drawing such as Figure 10-15 of pedestal 3；
Positioning pin 5：For positioning union elbow 13, the logical argon gas protection inner chamber of pipe 12, its 74 ° of conical surfaces and union elbow
13 74 ° of cone match, its part drawing such as Figure 16；
Vertical rod 6 is fixed on swingle 17, and cross bar 8 can slide up and down transfer position and fastening, additional finger in vertical rod 6
Pin block is used for assigned scale, the part drawing such as Figure 17-21 of vertical rod 6；
Cross bar 8：Use cooperatively with big fixture block 15, its center of Φ 32, with same vertical axis, clamps with the center of pedestal 3
Pipe 12 is used, the part drawing such as Figure 22-26 of cross bar 8；
Slide bar 9：Connect little clamp 11 to use, it is specially the strip rocker structure for being provided with strip chute, its line of symmetry
It is coplanar with the center line of little clamp 11 and vertical rod 6, slide bar 9 part drawing such as Figure 27, Figure 28；
Big clamp 10：Its connection cross bar 8 is simultaneously used cooperatively with big fixture block 15, and clamping pipe 12 is used, the part drawing of big clamp 10
Such as Figure 29-32；
Little clamp 11：Connection slide bar 9 is simultaneously used cooperatively with little fixture block 16, and clamping pipe 12 is used, and the part drawing of little clamp 11 has
Two kinds of typical design solutions, respectively referring to Figure 33-35, Figure 36-39；
Big fixture block 15：Use cooperatively with big clamp 10, clamping pipe 12 is used, the part drawing such as Figure 40-43 of big fixture block 15；
Little fixture block 16：Use cooperatively with little clamp 11, the part drawing such as Figure 44-46 of little fixture block 16；
Swingle 17：With the center of dial plate 2 with same vertical axis, vertical rod 6 is fixed on its one end end at its center of Φ 45
Portion, it is used as rotational positioning, the part drawing such as Figure 47-51 of swingle 17.
Using union elbow conduit induction brazing method is carried described in the present embodiment, the conduit with union elbow 13 (is managed
12) son instead of poorly efficient, low-quality gas brazing using induction brazing, eliminate chemistry except the process of welding agent, and traditional is more
Individual operation is cancelled, and its operating efficiency is significantly improved, and quality is significantly improved.The device technique effect is significant, it can be generalized to should
Use in the rat holing processing of other different pore sizes and angle；The present embodiment have expected more huge economic worth and
Social value.
Claims (2)
- It is 1. a kind of to carry union elbow conduit induction brazing method, it is characterised in that：The position of pipe (12) and union elbow (13) Put carries out angle positioning welding by apparatus for welding and positioning, that is, realize union elbow (13) with conllinear pipe (12) adjacent plane Angle positioning, and carry out positioning welding；The apparatus for welding and positioning constitutes as follows：Base plate (1), dial plate (2), pedestal (3), slide block (4), positioning pin (5), vertical rod (6), holding screw (7), cross bar (8), slide bar (9), big clamp (10), little clamp (11), displacement seat (14), big fixture block (15), Little fixture block (16), swingle (17), take-up housing (18), displacement pin (19), support plate (20)；Wherein：Base plate (1) is the installation foundation of whole apparatus for welding and positioning, and it is discoid component；The vertical rod (6) of horizontally disposed swingle (17) and vertical arrangement is connected to one and constitutes L-shaped structure component, and Swingle (17) can spinning movement in the horizontal plane；The dial plate (2) of disk-like structure is arranged in swingle (17) top, and swingle (17) is oriented away from the distal end arrangement of vertical rod (6) Top stretch out and with the scale zone of dial plate (2) upper surface near or contact the pointer arranged；Fixed and arranged has pedestal (3) at dial plate (2) upper center, and pedestal is disposed with following structures on (3)：Slide block (4), alignment pin Sub (5), holding screw (7), union elbow (13), displacement seat (14), take-up housing (18), displacement pin (19)；Wherein：Pedestal (3) Core be provided with the blind hole of opening upwards for installing union elbow (13), union elbow (13) stretch out interface upward with Just pipe (12) is inserted thereto so that pipe (12) and union elbow (13) can carry out after assembling brazing operation；Displacement seat (14) be arranged horizontally on pedestal (3) and its inner end be used for hold out against the core for being arranged in pedestal (3) opening upwards blind hole The displacement pin (19) of bottom；Displacement pin (19) is used for adjusting union elbow (13) bottom in the position of vertical direction with the way of contact Put；From bottom to up order is arranged for displacement pin (19) and union elbow (13)；The slide block (4) that can be slided up and down is by take-up housing (18) It is arranged on a vertical side of pedestal (3), the slip plane i.e. take-up housing of slide block (4) is provided perpendicular on slide block (4) (18) positioning pin (5), positioning pin (5) is for a vertical lateral surface holding out against union elbow (13)；On pedestal (3) also It is disposed with for inside auxiliary positioning and the holding screw (7) for holding out against union elbow (13), its concrete and take-up housing (18) staggers At least 3 are distributed with addition around the circumferencial direction of pedestal (3)；Cross bar (8) and slide bar (9) are disposed with vertical rod (6), wherein：One end arrangement of the horizontally disposed cross bar of main part (8) On vertical rod (6) top；One end of slide bar (9) is arranged in the lower section of cross bar (8) and vertical rod (6) bearing；The main part of slide bar (9) Divide and stretched out above being tilted towards, and its middle part is fixed together with the middle part of cross bar (8) in the way of it can change fixing point, cross bar (8), slide bar (9) and vertical rod (6) three is coplanar and the face is perpendicular；Cross bar (8) is disposed with little clamp (11) away from that one end end of vertical rod (6), and on little clamp (11) little fixture block is provided with (16) for aiding in fixing tube (12)；Slide bar (9) is disposed with big clamp (10), big clamp in that one end end away from vertical rod (6) (10) big fixture block (15) is provided with for aiding in fixing tube (12)；Big clamp (10), little clamp (11), big fixture block (15), It is attitude strong adaptability to pipe (12) that little fixture block (16) clamps pipe (12) with the Welding for forming attitude stabilization jointly And the auxiliary positioning frock that position can adjust；It is described as follows with union elbow conduit induction brazing method specific requirement：First by pipe (12) and union elbow before operation (13) clean up, while to the apparatus for welding and positioning clamping pipe (12), the position of union elbow (13) and rotary part Check whether dirty, existing dirty need to clean out, it is to avoid because there is dirty impact precision on surface during clamping；The device dial plate is most Down scale is 0.5 °；Concrete operation step is as follows successively：Step 1. clamping union elbow：The centers of Φ 32 of the big clamp (10) of device are same with the Φ 75 of pedestal (3), the centers of Φ 14 Axle；The Φ 32 of big a pair fixture blocks (15) can coordinate respectively with the Φ 32 of the Φ 32 of cross bar (8), big clamp (10), big fixture block (15) Centre bore D be consistent with pipe (12) diameter；By pipe (12), first straight line section is clamped on big fixture block (15) from one end to be welded, and union elbow (13) is enclosed within into pipe (12) on, union elbow (13) is withstood in adjustment displacement seat (14) upper-lower position, displacement pin (19) from down；Adjustment slide block (4) is up and down Position, insertion positioning pin (5) adjusts 3 holding screws (7), fixed bending tube joint (13)；Holding screw (7) is in welding Unnecessary heat can be led on pedestal (3), the sealing surface temperature for preventing union elbow (13) causes deformation；Step 2. clamping pipe (12)：The Φ 24 of little fixture block (16) coordinates with the R12 of little clamp (11)；Adjustment slide bar (9), little folder Pincers (11) and little fixture block (16), clamp the 2nd straightway of pipe (12), first straightway, first curved, second straight line Mono- plane of Duan Zucheng, first straightway constitutes another plane with union elbow (13), and first straightway and two put down The intersection in face is conllinear, has angle between two planes；Step 3. positioning tube (12) and union elbow (13)：Swingle (17) and vertical rod (6) are fixed together, swingle (17) Rotation centerline is conllinear with the center at the center of dial plate (2), pedestal (3)；Rotating upright post (6), goes to the corresponding quarter on dial plate (2) Degree determines the angle in two faces, and tightening vertical rod (6), the angle in two faces is determined, i.e., union elbow (13) enters with pipe (12) Positioning is gone；Step 4. is assembled to be welded：Inductor (25) is set into pipe (12) position to be welded, appropriate solder ring (23) is placed on and is treated Welding position is put, and glass tube (24) is placed in sensing inner ring, and with rubber (22) glass tube (24) upper end is sealed, respectively from displacement seat (14), argon gas is passed through in positioning pin (5), makes to be full of argon gas in glass tube (24)；Step 5. is welded：Welding switch is opened, is heated, implement induction brazing；Plus after thermal weld is finished, treat that part is cooled down Afterwards, glass tube (24), argon gas are removed, pipe (12) and union elbow (13) is removed, welding process is completed.
- 2. according to described in claim 1 carry union elbow conduit induction brazing method, it is characterised in that：It is described to connect with bend pipe The apparatus for welding and positioning that pezzer's catheter,mushroom cathete induction brazing method is used meets following requirements：Base plate (1) is used as support chassis in apparatus for welding and positioning, and the Φ 45 and hole Φ 45 of swingle 17 thereon coordinates, and its is several What center is with dial plate (2) with same vertical axis；Dial plate (2) is the working standard of whole apparatus for welding and positioning, and it passes through transition connecting plate and base plate (1) alignment pin and tightly Gu screw is fixed, 0.5 ° of minimum scale；Pedestal (3), its geometric center and dial plate (2) center with same vertical axis, also serve as in brazing process logical argon gas, Heat conduction is used with fixed bending tube joint (13)；Positioning pin (5)：For positioning union elbow (13), logical argon gas protection pipe (12) inner chamber, its 74 ° of conical surfaces connect with bend pipe 74 ° of cone match of head (13)；Vertical rod (6) is fixed on swingle (17), and cross bar (8) can slide up and down transfer position and fastening in vertical rod (6), add Pointer blocks be used for assigned scale；Cross bar (8)：Use cooperatively with big fixture block (15), its center of Φ 32, with same vertical axis, presss from both sides with pedestal (3) center Hold pipe (12) use；Slide bar (9)：Connect little clamp (11) use, it is specially the strip rocker structure for being provided with strip chute, its line of symmetry It is coplanar with the center line of little clamp (11) and vertical rod (6)；Big clamp (10)：Its connection cross bar (8) is simultaneously used cooperatively with big fixture block (15), and clamping pipe (12) is used；Little clamp (11)：Connection slide bar (9) is simultaneously used cooperatively with little fixture block (16), and clamping pipe (12) is used；Big fixture block (15)：Use cooperatively with big clamp (10), clamping pipe (12) is used；Little fixture block (16)：Use cooperatively with little clamp (11)；Swingle (17)：With dial plate (2) center with same vertical axis, vertical rod (6) is fixed on its one end at its center of Φ 45 End, it is used as rotational positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611057965.XA CN106624243A (en) | 2016-11-27 | 2016-11-27 | Induction brazing method for guide pipe with elbow pipe joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611057965.XA CN106624243A (en) | 2016-11-27 | 2016-11-27 | Induction brazing method for guide pipe with elbow pipe joint |
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| CN106624243A true CN106624243A (en) | 2017-05-10 |
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| CN201611057965.XA Pending CN106624243A (en) | 2016-11-27 | 2016-11-27 | Induction brazing method for guide pipe with elbow pipe joint |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108515251A (en) * | 2018-04-24 | 2018-09-11 | 南京淳泰控制设备有限公司 | A kind of end cap welding equipment |
| CN109365944A (en) * | 2018-11-27 | 2019-02-22 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of induction brazing device and its welding method for bend pipe joint |
| CN110102851A (en) * | 2019-04-19 | 2019-08-09 | 蚌埠市行星工程机械有限公司 | Welding tooling |
| CN114713933A (en) * | 2022-05-05 | 2022-07-08 | 中国航发航空科技股份有限公司 | Brazing fixing device |
| CN115592245A (en) * | 2022-11-14 | 2023-01-13 | 中国航发沈阳黎明航空发动机有限责任公司（Cn） | Positioning and automatic welding integrated process method for small-diameter pipeline of aero-engine |
| CN117206626A (en) * | 2023-11-09 | 2023-12-12 | 苏州中航天成电子科技有限公司 | Brazing equipment for ceramic envelope processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108515251A (en) * | 2018-04-24 | 2018-09-11 | 南京淳泰控制设备有限公司 | A kind of end cap welding equipment |
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| CN109365944A (en) * | 2018-11-27 | 2019-02-22 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of induction brazing device and its welding method for bend pipe joint |
| CN109365944B (en) * | 2018-11-27 | 2020-12-01 | 中国航发沈阳黎明航空发动机有限责任公司 | Induction brazing device for bent pipe joint and welding method thereof |
| CN110102851A (en) * | 2019-04-19 | 2019-08-09 | 蚌埠市行星工程机械有限公司 | Welding tooling |
| CN114713933A (en) * | 2022-05-05 | 2022-07-08 | 中国航发航空科技股份有限公司 | Brazing fixing device |
| CN114713933B (en) * | 2022-05-05 | 2024-01-02 | 中国航发航空科技股份有限公司 | Brazing fixing device |
| CN115592245A (en) * | 2022-11-14 | 2023-01-13 | 中国航发沈阳黎明航空发动机有限责任公司（Cn） | Positioning and automatic welding integrated process method for small-diameter pipeline of aero-engine |
| CN117206626A (en) * | 2023-11-09 | 2023-12-12 | 苏州中航天成电子科技有限公司 | Brazing equipment for ceramic envelope processing |
| CN117206626B (en) * | 2023-11-09 | 2024-01-23 | 苏州中航天成电子科技有限公司 | Brazing equipment for ceramic envelope processing |
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Application publication date: 20170510 |