CN206180789U - Clamping instrument is used in steam -turbine generator rotor end winding welding - Google Patents
Clamping instrument is used in steam -turbine generator rotor end winding welding Download PDFInfo
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- CN206180789U CN206180789U CN201620539875.3U CN201620539875U CN206180789U CN 206180789 U CN206180789 U CN 206180789U CN 201620539875 U CN201620539875 U CN 201620539875U CN 206180789 U CN206180789 U CN 206180789U
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Abstract
The utility model relates to a clamping instrument is used in steam -turbine generator rotor end winding welding, support the clamp and tip support clamp can do not carry out nimble adjustment to the straight line and the tip of coil through the straight line in the instrument, can adapt to different circle coil the arc RADIUS's change, can go on reliably fixedly to near coil welded joint through the intermediate strut clamp, connect the stability that head position put when guaranteeing the welding, the height can be realized to the intermediate strut clamp, the nimble adjustment of angle and position, can adapt to the change of different circle coil welded joint positions, application through this instrument, the welding that can give the rotor coil provides stable, reliable quality assurance.
Description
Technical field：
The utility model is related to a kind of steam turbo-generator rotor coil end welding clamping tool.
Background technology：
The rotor coil of steam turbine generator is the important component in generator, equivalent to the heart of generator, its processing
Quality directly influences the product quality of whole generator.In the fabrication process, the welding of end-fitting is wherein to rotor coil
Important procedure, the quality of welding quality determines the overall dimensional accuracy of coil.The end of steam turbo-generator rotor coil is
Circular arc, is formed by stacking by multiturn coil in a thickness direction, and different per the arc radius of circle end turn, per circle line
Position where circle end-fitting is also different, and the welding quality of end-fitting fully relies on the Adjustment precision of clamping tool to protect
Card.In welding, the clamping tool for being used can only realize the adjustment in direction of end one, straight line portion to current rotor coil
Cannot adjust, cause operator carrying out larger difficulty when different circle coil welding points are docked, operating difficulties, welding point position
Put and be difficult alignment, easily phenomenon of grinding one's teeth occur after welding, cause to do over again.Existing clamping tool is near welding point without clamping machine
Structure, after causing welding point location sensitive to heat, joint is often flicked, it is necessary to adjustment docking repeatedly, is added significantly to operation
The labour intensity of person.Existing clamping tool is limited by structure, in different circle end turn arc radius and joint location change feelings
Difficult, applicability is adjusted under condition poor, it is impossible to stability when ensureing that joint location is welded, it is impossible to which the manufacture to rotor coil puies forward
For stabilization, reliable quality assurance.
The content of the invention：
The purpose of this utility model is to provide a kind of steam turbo-generator rotor coil end welding clamping tool, is capable of achieving
Straight line and end both direction are adjusted flexibly, to adapt to the change of different circle coil arc radius sizes and welding point position
Change.The purpose of this utility model is achieved through the following technical solutions：A kind of steam turbo-generator rotor coil end welding is used
Clamping tool, levelling bolt (9) on base (8), levelling bolt (9) height adjustable on base (8)；Straight support is pressed from both sides
On base (8), on base (8), intermediate supports clamp (2) is in base (8) for intermediate supports clamp (2) for body (1)
Upper position is adjustable；End supports clamp (3) in the groove of base (8), and spring (5) and spring guide (6) are installed in end
In the groove of portion support clamp (3) bottom, installed in the bottom of end support clamp (3), baffle plate (7) is the bottom of installed in for cover plate (4)
On seat (8), baffle plate is provided with bolt on (7), and the stroke of spring (5) is adjusted by swivel bolt；Cam (10) is by pivot pin
(11) on base (8), cam (10) can be rotated around pivot pin (11), and external cylindrical surface and the end of cam (10) support clamp
(3) contact, cam (10) can drive end to support clamp (3) to be slided along the groove on base (8) after rotating, described support arm
(20) it is arranged on center base (19) by bolt, support arm (20) rotates around bolt axis, support arm (20) height adjustable, jackscrew
(27) installed in support arm (20) bottom, in the groove in the middle part of support arm (20), centre compresses head (22) living to bottom pad plate (21)
On middle housing screw (23), in the screwed hole of top board (24), centre compresses middle housing screw (23)
Can be moved up and down along the screw thread axially bored line of top board (24) after screw (23) rotation, top board (24) is installed in support arm (20) top
Groove in, latch (25) and ship and resell on another market (26) in the circular hole of support arm (20) and top board (24), after latch (25) is laid down
Top board (24) can be around (26) rotation of shipping and reselling on another market.
Operation principle：
When in use, the straight line portion in single turn rotor coil is placed into recessed at the top of straight line switch block (15) the utility model
In groove, the one side of rotor coil straight line portion is close on straight line pressure plate (16), and rotational alignment housing screw (18) will turn
Subcoil straight line portion is fixed, and the end circular arc portion in single turn rotor coil is placed on the top surface of end switch block (31), is turned
The one side of subcoil end circular arc portion is close on pressure against the ends plate (33), and rotary end housing screw (34) is by rotor line
Circle end circular arc portion is fixed, and straight line switch block (15) and end switch block (31) are adjusted respectively makes the end welding point of rotor coil
Aligned in position, the position of adjustment intermediate supports clamp (2) near rotor coil ends welding point, by intermediate supports clamp
(2) it is fixed on base (8), the angle and height of adjustment support arm (20) make bottom pad plate (21) be contacted with rotor coil, in rotation
Between housing screw (23) will be fixed near rotor coil ends welding point, rotor coil is welded using induction coil, lead to
Toning straightening line switch block (15) and end switch block (31) are adapted to the change of different circle end turn arc radius, in the middle of adjustment
The position of support clamp (2), angle and height are adapted to the change of different circle coil welding point positions.
Technique effect of the present utility model has：
1st, straight support clamp and end support clamp all employ adjustable structure, can be straight after rotor coil clamping
It is adjusted respectively in line and end both direction, is added significantly to adjusting range when rotor coil ends joint is docked, energy
The change of end radius between different circle coils is preferably adapted to, the merging precision of rotor coil ends joint is improve, it is to avoid
The generation of phenomenon of grinding one's teeth, significantly reduces the docking difficulty of operator, shortens the docking time of end turn joint.
2nd, can be fixed with Welded Joints position with intermediate supports clamp, it is ensured that welding process center tap position
Stability.
3rd, intermediate supports clamp employs adjustable structure, it is possible to achieve be highly adjusted flexibly with angle, can be well
Adapt to the change of end radius between different circle coils.
4th, position of the intermediate supports clamp on base can be adjusted, and can well adapt to end turn joint location
Change.
5th, each several part is all employed conjunction or detachable Split type structure, and installing/dismounting is simple, is easy to repair and is lost
The replacing of part, instrument can also carry levelling bolt so that instrument adapts to various installation foundations with Integral lifting on base.
6th, reliable clamp system is carried near welding point, height, angle, position is capable of achieving and is adjusted flexibly, with guarantor
Stability of the card welding point when diverse location is welded, provides stabilization, reliable quality assurance can to the manufacture of rotor coil.
Brief description of the drawings：
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the schematic diagram of straight support clamp 1；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is the schematic diagram of intermediate supports clamp 2；
Fig. 7 is the left view of Fig. 6；
Fig. 8 is the schematic diagram that end supports clamp 3；
Fig. 9 is the right view of Fig. 8；
Figure 10 is schematic perspective view of the present utility model；
Specific embodiment：
As shown in Fig. 2 the utility model is a kind of steam turbo-generator rotor coil end welding clamping tool, leveling spiral shell
Nail 9 is arranged on base 8, the height adjustable on base 8 of levelling bolt 9；As shown in figure 1, straight support clamp 1 is arranged on base
On 8, intermediate supports clamp 2 is arranged on base 8, and the position on base 8 of intermediate supports clamp 2 is adjustable；End support clamp 3 is pacified
In the groove of base 8, spring 5 and spring guide 6 are arranged in the groove of end support clamp 3 bottom, and cover plate 4 is arranged on
End supports the bottom of clamp 3, and baffle plate 7 is arranged on base 8, and bolt is provided with baffle plate 7, and spring is adjusted by swivel bolt
5 stroke；As shown in figure 3, cam 10 is arranged on base 8 by pivot pin 11, cam 10 can be rotated around pivot pin 11, cam
10 external cylindrical surface is contacted with end support clamp 3, and cam 10 can drive end to support clamp 3 along recessed on base 8 after rotating
Groove is slided.
As shown in figure 5, in described steam turbo-generator rotor coil end welding clamping tool, straight support clamp 1
Structure be：Straight line compresses living first 17 and is arranged on straight line housing screw 18, and straight line housing screw 18 is arranged on straight line pressure plate
In the screwed hole at 16 tops, straight line housing screw 18 is moved up and down after rotating along the screw thread axially bored line at the top of straight line pressure plate 16,
Straight line pressure plate 16 is arranged in the groove of the side of straight line switch block 15, and straight line switch block 15 is arranged on the circular arc at the top of rectilinear seats 12
In groove, arc groove axis of the straight line switch block 15 around the top of rectilinear seats 12 rotates, as shown in figure 4, straight line fixed dam 13 is installed
On rectilinear seats 12, line activities baffle plate 14 is arranged on rectilinear seats 12.
As shown in fig. 6, in described steam turbo-generator rotor coil end welding clamping tool, intermediate supports clamp 2
Structure be：Support arm 20 is arranged on center base 19 by bolt, and support arm 20 rotates around bolt axis, and the height of support arm 20 can
Adjust, jackscrew 27 is arranged on the bottom of support arm 20, as shown in fig. 7, bottom pad plate 21 is arranged in the groove at the middle part of support arm 20, centre compresses
Living first 22 are arranged on middle housing screw 23, and middle housing screw 23 is arranged in the screwed hole of top board 24, and centre compresses
Screw 23 can be moved up and down after rotating along the screw thread axially bored line of top board 24, and top board 24 is arranged on the groove at the top of support arm 20
Interior, latch 25 and shipping and reselling on another market 26 is arranged in the circular hole of support arm 20 and top board 24, and latch 25 lays down rear top board 24 can be around shipping and reselling on another market
26 rotate.
As shown in figure 8, in described steam turbo-generator rotor coil end welding clamping tool, end support clamp 3
Structure be：End switch block backing plate 30 is arranged on end switch block 31, and end switch block backing plate 30 and end switch block 31 are arranged on end
In the arc groove at the top of portion's base 28, as shown in figure 8, end switch block backing plate 30 and end switch block 31 can be around the tops of end seat 28
Arc groove axis rotation, end sideboard 29 be arranged on end seat 28 on, as shown in figure 9, end pressure head 32 is arranged on
On end housing screw 34, end housing screw 34 is arranged in the screwed hole at the top of pressure against the ends plate 33, end housing screw
Can be moved up and down along the screw thread axially bored line at the top of pressure against the ends plate 33 after 34 rotations, pressure against the ends plate 33 is arranged on end seat 28
On.
When steam turbo-generator rotor coil end is welded, the straight line of rotor coil and end are distinguished into clamping to straight support
On clamp 1 and end support clamp 3, adjustment straight line switch block 15 and end switch block 31 make rotor coil ends joint location align,
Intermediate supports clamp 2 is adjusted to rotor coil ends near joints, fixed intermediate supports clamp 2 adjusts support arm 20 by rotor
End turn joint location is fixed, and rotor coil ends joint is welded using induction coil, is welded for different circle coils
When, repeat said process and be adjusted.
Claims (3)
1. a kind of steam turbo-generator rotor coil end welding clamping tool, it is characterized in that：Levelling bolt (9) is installed in base
(8) on, levelling bolt (9) height adjustable on base (8)；Straight support clamp (1) on base (8), intermediate supports
Clamp (2) is on base (8), and intermediate supports clamp (2) position on base (8) is adjustable；End supports clamp (3) to install
In the groove of base (8), spring (5) and spring guide (6) in the groove of end support clamp (3) bottom, cover plate
(4) installed in the bottom of end support clamp (3), on base (8), baffle plate is provided with bolt to baffle plate (7) on (7), leads to
Cross the stroke of swivel bolt adjustment spring (5)；By pivot pin (11) on base (8), cam (10) can for cam (10)
Rotated around pivot pin (11), external cylindrical surface and the end of cam (10) support clamp (3) to contact, and cam (10) can be with moved end after rotating
Portion supports clamp (3) to be slided along the groove on base (8), and support arm (20) is arranged on center base (19) by bolt, support arm
(20) rotated around bolt axis, support arm (20) height adjustable, jackscrew (27) is installed installed in support arm (20) bottom, bottom pad plate (21)
In groove in the middle part of support arm (20), centre compresses head (22) living on middle housing screw (23), middle housing screw
(23) in the screwed hole of top board (24), can be along the screw thread hole axle of top board (24) after middle housing screw (23) rotation
Line is moved up and down, and top board (24) latch (25) and ships and resell on another market (26) installed in support arm in the groove at the top of support arm (20)
(20) and in the circular hole of top board (24), latch (25) lays down rear top board (24) can be around (26) rotation of shipping and reselling on another market, and straight line is compressed lives
Head (17) on straight line housing screw (18), screw thread of the straight line housing screw (18) at the top of straight line pressure plate (16)
In hole, on end switch block (31), end switch block backing plate (30) and end switch block (31) are installed for end switch block backing plate (30)
In arc groove at the top of end seat (28).
2. welding clamping tool in steam turbo-generator rotor coil end according to claim 1, it is characterized in that：Straight line pressure
Moved up and down along the screw thread axially bored line at the top of straight line pressure plate (16) after tight screw (18) rotation, straight line pressure plate (16) is arranged on
In the groove of straight line switch block (15) side, in the arc groove at the top of rectilinear seats (12), straight line turns straight line switch block (15)
Arc groove axis rotation of the block (15) at the top of rectilinear seats (12), straight line fixed dam (13) is installed in rectilinear seats (12)
On, line activities baffle plate (14) is on rectilinear seats (12).
3. welding clamping tool in steam turbo-generator rotor coil end according to claim 1, it is characterized in that：End turns
Block backing plate (30) and end switch block (31) can rotate around the arc groove axis at the top of end seat (28), end sideboard (29)
In end seat (28), end pressure head (32) on end housing screw (34), pacify by end housing screw (34)
In the screwed hole at the top of pressure against the ends plate (33), can be along pressure against the ends plate (33) top after end housing screw (34) rotation
Screw thread axially bored line move up and down, pressure against the ends plate (33) is in end seat (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620539875.3U CN206180789U (en) | 2016-06-06 | 2016-06-06 | Clamping instrument is used in steam -turbine generator rotor end winding welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620539875.3U CN206180789U (en) | 2016-06-06 | 2016-06-06 | Clamping instrument is used in steam -turbine generator rotor end winding welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180789U true CN206180789U (en) | 2017-05-17 |
Family
ID=58673112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620539875.3U Expired - Fee Related CN206180789U (en) | 2016-06-06 | 2016-06-06 | Clamping instrument is used in steam -turbine generator rotor end winding welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180789U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605072A (en) * | 2018-12-12 | 2019-04-12 | 成都飞机工业（集团）有限责任公司 | A kind of mobile assembled tool and its application method based on magnetic force base |
| CN113828886A (en) * | 2021-09-07 | 2021-12-24 | 东方电气集团东方电机有限公司 | Automatic brazing equipment for large-scale steam generator rotor coil and using method thereof |
| CN118572962A (en) * | 2024-07-30 | 2024-08-30 | 哈尔滨电机厂有限责任公司 | Large-sized steam turbine generator molded stator coil end cooling support device and method |
-
2016
- 2016-06-06 CN CN201620539875.3U patent/CN206180789U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109605072A (en) * | 2018-12-12 | 2019-04-12 | 成都飞机工业（集团）有限责任公司 | A kind of mobile assembled tool and its application method based on magnetic force base |
| CN109605072B (en) * | 2018-12-12 | 2021-01-05 | 成都飞机工业（集团）有限责任公司 | Mobile combined tool based on magnetic base and use method thereof |
| CN113828886A (en) * | 2021-09-07 | 2021-12-24 | 东方电气集团东方电机有限公司 | Automatic brazing equipment for large-scale steam generator rotor coil and using method thereof |
| CN113828886B (en) * | 2021-09-07 | 2022-09-27 | 东方电气集团东方电机有限公司 | Automatic brazing equipment for rotor coil of large steam turbine generator and using method thereof |
| CN118572962A (en) * | 2024-07-30 | 2024-08-30 | 哈尔滨电机厂有限责任公司 | Large-sized steam turbine generator molded stator coil end cooling support device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20200606 |
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| CF01 | Termination of patent right due to non-payment of annual fee |