CN110153540A - Upset butt welder is used in a kind of welding of rotor of turbogenerator set coil - Google Patents
Upset butt welder is used in a kind of welding of rotor of turbogenerator set coil Download PDFInfo
- Publication number
- CN110153540A CN110153540A CN201910388071.6A CN201910388071A CN110153540A CN 110153540 A CN110153540 A CN 110153540A CN 201910388071 A CN201910388071 A CN 201910388071A CN 110153540 A CN110153540 A CN 110153540A
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- CN
- China
- Prior art keywords
- welding
- guide rail
- rail mechanism
- pair
- rotor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 title claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000005096 rolling process Methods 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000007493 shaping process Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 10
- 125000004122 cyclic group Chemical group 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 29
- 229910052802 copper Inorganic materials 0.000 description 29
- 239000010949 copper Substances 0.000 description 29
- 239000000945 filler Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001550 time effect Effects 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 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
- B23K11/00—Resistance welding; Severing by resistance heating
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The present invention relates to a kind of rotor of turbogenerator set coil welding upset butt welders, including a fixed platform, the fixed platform is equipped with first pair of guide rail mechanism, second pair of guide rail mechanism and third are provided among first pair of guide rail mechanism to guide rail mechanism, first pair of guide rail mechanism, second pair of guide rail mechanism and third are overlapped the axis of guide rail mechanism, several welding bench systems are equipped with by sliding slot on first pair of guide rail mechanism, the welding bench system includes inverted U-shaped welding support, the welding support is equipped with hydraulic pump, heating transformer and shaping hydraulic shear, the side of the welding support is equipped with controller.The invention has the benefit that electric generating set rotor welding quality is easy to control, resistance welding quality is high；Operator is easily mastered welding method, simplifies the assembly technology of Generator Set；Two sides work at the same time high-efficient；There is rolling frame auxiliary overturning, improves working efficiency and safety.
Description
Technical field
The present invention relates to welding equipments, it particularly relates to a kind of rotor of turbogenerator set coil welding resistance pair
Welding machine.
Background technique
In large turbine-generator set, as thermal power generation, hydro-generating Unit rotor coil in installation manufacturing process,
Since the power of Generator Set is big, electric current is big, so coil is not wound using " copper wire ", with the copper of multiple C-shapeds
On rotor, this copper sheet is called copper bar for plate weldering combination.
Copper bar reference parameter: the sectional dimension of copper bar: thickness × width=6 × 45 mm, rotor coil length: 6000
Mm, rotor coil radius: 650 mm, since the sectional dimension of copper bar is thickness × width=6 × 45 mm and copper bar and copper bar
Between fit closely, it is also contemplated that welding after heated oxide and problem on deformation, local peroxidating cannot be formed, there can be no compared with
Big gap also can not too closely, and welding position requires melting sufficiently can not have the defects of rosin joint, stomata, slag inclusion, traditional
Flame or electric current molten bath welding procedure are difficult to meet this work.
Copper bar must be assemblied in rotor slot in layer, be carried out first to copper bar using shaping hydraulic shear after assembly
" finishing ", two welding copper bus positions docking after finishing, every one layer of assembly will weld one layer, and side is successively welded from the inside
It connects, the critical solid matter cloth of the copper bar of postwelding, the surface scale after welding will polish off one layer of copper bar that then welding outside is new.
Since welding position is the arrangement of two sides ring-type, rotor own wt is larger (5 tons of general >), also to avoid colliding with,
Automatic turning rolling mechanism reduces labor intensity of workers, improves efficiency, and traditional manual melting welding is easy to cause copper bar peroxidating,
The bad control of temperature, welding deformation is big, more demanding to the technical level of operator, and product quality and productivity are not easy
Control.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Summary of the invention
For above-mentioned technical problem in the related technology, the object of the present invention is to provide a kind of rotor of turbogenerator set lines
Lap welding connects with upset butt welder, overcomes deficiency in the prior art, solves the problems, such as the complex process during welding copper bus, improves
Working efficiency guarantees welding quality, reduces labor intensity of workers.
The purpose of the present invention is be achieved through the following technical solutions:
A kind of rotor of turbogenerator set coil welding upset butt welder, including a fixed platform are set in the fixed platform
There is first pair of guide rail mechanism, second pair of guide rail mechanism and third be provided among first pair of guide rail mechanism to guide rail mechanism,
First pair of guide rail mechanism, second pair of guide rail mechanism and third are overlapped the axis of guide rail mechanism, and described first pair is led
Several welding bench systems are equipped with by sliding slot on rail mechanism, the welding bench system includes inverted U-shaped welding support, described
Welding support is equipped with hydraulic pump, heating transformer and shaping hydraulic shear, and the side of the welding support is equipped with controller, described
Hydraulic pump and the heating transformer are electrically connected with the controller, several resistance welding machines are additionally provided on the welding support
Structure, the resistance welding mechanism include telescoping mechanism and weld heating electrode, and the resistance welding machine is connected with cooling system,
It is provided with the first rolling frame on second pair of guide rail mechanism, the third is to being provided with the second rolling frame on guide rail mechanism.
Further, pulley, the pulley and locked dress are equipped between the welding bench system and first pair of guide rail mechanism
It sets and is connected.The fortuitous events generation such as equipment is overwhelmed, slid to prevent rotor c.g. from biasing, designs guide rail machine in device bottom
Structure is linked with pulley and locking device with T-type guide rail, and welding bench and rolling frame can slide before and after guide rail and can pass through fixed spiral shell
Locked and fixed, equipment can not be detached from bolt with guide rail at an arbitrary position.
Further, first rolling frame is active rolling frame, and first rolling frame includes drive motor, institute
It states drive motor to be flexibly connected with two driving idler wheels, the frame that actively rolls has drive motor, and even driving idler wheel is same for motor drive
It, can positive and negative rotation to rotation.Without motor on driven rolling frame, idler wheel is rotated freely.Two rolling framves will guarantee the rotor being supported
Axis horizontal place, not tiltable.
Further, two welding bench systems are equipped with by sliding slot on first pair of guide rail mechanism, it is same two sides can be met
When welding operation improve working efficiency.
Further, resistance welding mechanism there are two being set on the welding support.
Further, the cooling system includes cyclic water tank, and the cyclic water tank is equipped with water inlet pipe and outlet pipe.
Further, there is hollow pipeline in the weld heating electrode.
The invention has the benefit that electric generating set rotor welding quality is easy to control, resistance welding quality is high；Operator
It is easily mastered welding method, simplifies the assembly technology of Generator Set；Two sides work at the same time high-efficient；There is rolling frame auxiliary
Overturning improves working efficiency and safety.
Detailed description of the invention
Below according to attached drawing, invention is further described in detail.
Fig. 1 is that a kind of rotor of turbogenerator set coil welding upset butt welder structure described in the embodiment of the present invention is shown
It is intended to；
Fig. 2 is A enlarged drawing in Fig. 1；
Fig. 3 is the B enlarged drawing of Fig. 1；
Fig. 4 is the structure chart of Fig. 1 cyclic water tank；
Fig. 5 is a kind of rotor of turbogenerator set coil welding upset butt welder structural representation described in the embodiment of the present invention
Figure；
Fig. 6 is the structure chart of the first rolling frame；
Fig. 7 is the structure chart of the second rolling frame.
In figure: 1, the first rolling frame；2, controller；3, welding support；4, hydraulic pump；5, heating transformer；6, shaping liquid
Compression shear；7, rotor；8, resistance welding mechanism；81, telescoping mechanism；82, weld heating electrode；9, the second rolling frame；10, recirculated water
Case；11, first pair of guide rail mechanism；12, second pair of guide rail mechanism；13, fixed platform；14, third is to guide rail mechanism；15, pulley；
16, locking device；17, drive motor；18, idler wheel is driven.
Specific embodiment
As shown in figs. 1-7, upset butt welding is used in the welding of a kind of rotor of turbogenerator set coil described in the embodiment of the present invention
Machine, including a fixed platform 13, the fixed platform 13 are equipped with first pair of guide rail mechanism 11, first pair of guide rail mechanism 11
Centre is provided with second pair of guide rail mechanism 12 and third to guide rail mechanism 14, first pair of guide rail mechanism 11, second pair described
Guide rail mechanism 12 and third are overlapped the axis of guide rail mechanism 14, by sliding slot equipped with several on first pair of guide rail mechanism 11
Platform welding bench system, the welding bench system include inverted U-shaped welding support 3, the welding support 3 be equipped with hydraulic pump 4,
The side of heating transformer 5 and shaping hydraulic shear 6, the welding support 3 is equipped with controller 2, the hydraulic pump 4 and the heating
Transformer 5 is electrically connected 2 with the controller, several resistance welding mechanisms 8, the resistance are additionally provided on the welding support 3
Welding mechanism 8 includes telescoping mechanism 81 and weld heating electrode 82, and the resistance welding machine 8 is connected with cooling system, described
First rolling frame 1 is provided with by sliding slot on second pair of guide rail mechanism 12, the third is set on guide rail mechanism 14 by sliding slot
It is equipped with the second rolling frame 9.
In one embodiment, pulley 15 is equipped between the welding bench system and first pair of guide rail mechanism 11, it is described
Pulley 15 is connected with locking device 16.
In one embodiment, first rolling frame 1 is active rolling frame, and first rolling frame 1 includes
Drive motor 17, the drive motor 17 are flexibly connected with two driving idler wheels 18.
In one embodiment, two welding bench systems are equipped with by sliding slot on first pair of guide rail mechanism 11.
In one embodiment, resistance welding mechanism 8 there are two being set on the welding support 3.
In one embodiment, the cooling system includes cyclic water tank 10, and the cyclic water tank 10 is equipped with water inlet
Pipe and outlet pipe.
In one embodiment, there is hollow pipeline in the weld heating electrode 82.
When specifically used, upset butt welding is used in a kind of rotor of turbogenerator set coil welding according to the present invention
Rotor 7 is placed on after rolling frame and is packed into copper bar in rotor slot by installation requirement by machine, with shaping hydraulic shear 6 by extra copper
Row scissor is fallen, and the copper bar after shearing is driven plain, and the copper bar docking of two sides moves welding bench system along guide rail, is adjusted to weld heating
The corresponding position of electrode 82 and welding copper bus, telescoping mechanism 81 drive weld heating electrode 82 that can move up and down, pass through telescopic machine
Structure 81 allows weld heating electrode 82 and copper bar reliable contacts, and electric current can be conducted to copper bar by electrode after contact, in welding
Interface smears welding medicament and welding wire filler, then the mica sheet on bottom pad is distinguished two copper bars for heat-insulated, insulation
It is powered, weld can generate a large amount of heat since resistance is bigger after energization, and heat melts weld filler (copperwelding rod), after fusing
Filler two copper bars are chained up, operator by adjusting welding current size or the on-off of circuit come control heating speed
Degree and temperature, when the sufficiently molten and rear power-off cooling of weld, it is cooling after operator extract mica sheet, polish welding position and repair
It is whole, it welds one layer of outside copper bar again after the completion and repeats above-mentioned work；When circuit system detects that welding current is excessive or temperature mistake
Gao Shihui automatically powers off protection, and anti-locking system burns or occur event of fire, is soldered copper bar as metallic copper manufacture, heats electrode
Also it is manufactured for metallic copper, is reduced to prevent the copper electrode for not needing heating from overheating service life, the use of cooling system is electrode drop
Temperature, when water circulating pump working internal recirculated cooling water is in 82 internal circulation flow of cyclic water tank 10 and weld heating electrode, cooling water
Heat on weld heating electrode 82 is taken away into cooling, prevents the temperature of heating electrode excessively high.
In conclusion electric generating set rotor welding quality is easy to control, electric resistance welding by means of above-mentioned technical proposal of the invention
Connect quality height；Operator is easily mastered welding method, simplifies the assembly technology of Generator Set；Two sides work at the same time effect
Rate is high；There is rolling frame auxiliary overturning, improves working efficiency and safety.
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is all that there is skill identical or similar to the present application
Art scheme, is within the scope of the present invention.
Claims (7)
1. a kind of rotor of turbogenerator set coil welding upset butt welder, which is characterized in that including a fixed platform (13),
The fixed platform (13) is equipped with first pair of guide rail mechanism (11), is provided with second among first pair of guide rail mechanism (11)
To guide rail mechanism (12) and third to guide rail mechanism (14), first pair of guide rail mechanism (11), second pair of guide rail mechanism
(12) axis of guide rail mechanism (14) is overlapped with third, is equipped with several by sliding slot on first pair of guide rail mechanism (11)
Welding bench system, the welding bench system include inverted U-shaped welding support (3), and the welding support (3) is equipped with hydraulic pump
(4), the side of heating transformer (5) and shaping hydraulic shear (6), the welding support (3) is equipped with controller (2), described hydraulic
Pump (4) and the heating transformer (5) are electrically connected (2) with the controller, several electricity are additionally provided on the welding support (3)
Welding resistance connection mechanism (8), the resistance welding mechanism (8) include telescoping mechanism (81) and weld heating electrode (82), the resistance
Bonding machine (8) is connected with cooling system, and sliding slot is provided with the first rolling frame on second pair of guide rail mechanism (12)
(1), the third is provided with the second rolling frame (9) by sliding slot on guide rail mechanism (14).
2. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
Pulley (15) are equipped between the welding bench system and first pair of guide rail mechanism (11), the pulley (15) and locking device (16)
It is connected.
3. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
First rolling frame (1) is active rolling frame, and first rolling frame (1) includes drive motor (17), the driving
Motor (17) is flexibly connected with two driving idler wheels (18).
4. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
Two welding bench systems are equipped with by sliding slot on first pair of guide rail mechanism (11).
5. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
There are two being set on the welding support (3) resistance welding mechanism (8).
6. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
The cooling system includes cyclic water tank (10), and the cyclic water tank (10) is equipped with water inlet pipe and outlet pipe.
7. a kind of rotor of turbogenerator set coil welding upset butt welder according to claim 1, which is characterized in that
There is hollow pipeline in the weld heating electrode (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388071.6A CN110153540B (en) | 2019-05-10 | 2019-05-10 | Resistance butt welding machine for welding rotor coils of steam turbine generator unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388071.6A CN110153540B (en) | 2019-05-10 | 2019-05-10 | Resistance butt welding machine for welding rotor coils of steam turbine generator unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110153540A true CN110153540A (en) | 2019-08-23 |
| CN110153540B CN110153540B (en) | 2024-02-06 |
Family
ID=67634083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910388071.6A Active CN110153540B (en) | 2019-05-10 | 2019-05-10 | Resistance butt welding machine for welding rotor coils of steam turbine generator unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110153540B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201728492U (en) * | 2010-07-19 | 2011-02-02 | 佛山市摩德娜机械有限公司 | Semi-automatic welding equipment for pipe made of sheet material |
| CN102729045A (en) * | 2012-05-22 | 2012-10-17 | 戴刚平 | Integrated steel pipe and flange splicing and machining machine and machining process thereof |
| CN203316892U (en) * | 2013-07-09 | 2013-12-04 | 刘霞 | Gate-type submerged arc welding machine |
| CN204430584U (en) * | 2015-01-21 | 2015-07-01 | 山西戴尔蒙德不锈钢科技有限公司 | The inside and outside vertical automatic welding of circumferential seams connection device of planer-type pipeline |
| CN205520007U (en) * | 2016-01-27 | 2016-08-31 | 广西辉煌耐磨技术股份有限公司 | Automatic surfacing welding machine suitable for large -component |
| CN206536109U (en) * | 2017-02-06 | 2017-10-03 | 广东金元美钢构有限公司 | Pipe circular seam automatic welding machine |
| CN211539892U (en) * | 2019-05-10 | 2020-09-22 | 河北力特工程机械有限公司 | Resistance butt welder for welding rotor coil of steam turbine generator unit |
-
2019
- 2019-05-10 CN CN201910388071.6A patent/CN110153540B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201728492U (en) * | 2010-07-19 | 2011-02-02 | 佛山市摩德娜机械有限公司 | Semi-automatic welding equipment for pipe made of sheet material |
| CN102729045A (en) * | 2012-05-22 | 2012-10-17 | 戴刚平 | Integrated steel pipe and flange splicing and machining machine and machining process thereof |
| CN203316892U (en) * | 2013-07-09 | 2013-12-04 | 刘霞 | Gate-type submerged arc welding machine |
| CN204430584U (en) * | 2015-01-21 | 2015-07-01 | 山西戴尔蒙德不锈钢科技有限公司 | The inside and outside vertical automatic welding of circumferential seams connection device of planer-type pipeline |
| CN205520007U (en) * | 2016-01-27 | 2016-08-31 | 广西辉煌耐磨技术股份有限公司 | Automatic surfacing welding machine suitable for large -component |
| CN206536109U (en) * | 2017-02-06 | 2017-10-03 | 广东金元美钢构有限公司 | Pipe circular seam automatic welding machine |
| CN211539892U (en) * | 2019-05-10 | 2020-09-22 | 河北力特工程机械有限公司 | Resistance butt welder for welding rotor coil of steam turbine generator unit |
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| Publication number | Publication date |
|---|---|
| CN110153540B (en) | 2024-02-06 |
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