CN221019813U - Clamping tool for nozzle chamber production - Google Patents
Clamping tool for nozzle chamber production Download PDFInfo
- Publication number
- CN221019813U CN221019813U CN202322425557.7U CN202322425557U CN221019813U CN 221019813 U CN221019813 U CN 221019813U CN 202322425557 U CN202322425557 U CN 202322425557U CN 221019813 U CN221019813 U CN 221019813U
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- China
- Prior art keywords
- nozzle chamber
- clamping tool
- bolted
- producing
- bases
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- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000003754 machining Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model discloses a clamping tool for producing a nozzle chamber, which is applied to the field of clamping equipment and comprises two bases, wherein the interior of the base is rotationally connected with a screw rod through a bearing; according to the utility model, the two bases are designed, the movable wheels are arranged on the bases, the distance between the two bases can be adjusted, and the purpose of adjusting the position of the supporting plate on the supporting seat is achieved, so that the distance between the arc-shaped clamping seats on the two limiting plates can be adjusted, the arc-shaped clamping seats can be suitable for the purpose of machining the nozzle chambers of steam turbines with different sizes and lengths, the height of the supporting plate can be adjusted by matching with the hydraulic cylinder, the purpose of adjusting the height of the arc-shaped clamping seats is achieved, the arc-shaped clamping seats are suitable for machining the coaxial nozzle chambers with different thicknesses, the practicability is improved, and the limitation is reduced.
Description
Technical Field
The utility model relates to the field of clamping equipment, in particular to a clamping tool for nozzle chamber production.
Background
The steam turbine is also called a steam turbine engine, which is a rotary steam power device, high-temperature and high-pressure steam is sprayed onto blades after passing through a fixed nozzle to become accelerated airflow, so that a rotor provided with a blade row rotates and does work outwards, the steam turbine nozzle is required to be installed in a nozzle chamber when installed, the steam turbine nozzle is sealed, the shape of the nozzle chamber is approximately the same as the distribution shape of the steam turbine blades, the components of the steam turbine nozzle chamber are mainly two semicircular long cylinders with the same shape, the two semicircular long cylinders with the same shape are sequentially processed, clamping tools are required to be carried out on the two semicircular long cylinders, two ends of the steam turbine nozzle chamber are placed on the clamping tools, most of the clamping tools on the market are of a bracket structure, only the steam turbine nozzle chamber can be supported, and a plurality of defects exist in use.
Disclosure of utility model
The utility model aims to provide a clamping tool for producing a nozzle chamber, which has the advantages of convenience in processing and strong applicability.
The technical aim of the utility model is realized by the following technical scheme: the hydraulic cylinder is installed at the bottom of the supporting seat, the output end of the hydraulic cylinder penetrates through the top of the supporting seat and is fixedly sleeved with the supporting plate, the two sides of the supporting plate opposite to each other are respectively connected with a connecting rod through bearings, a limiting disc is fixedly sleeved with a limiting disc, two sides of the limiting disc opposite to each other are respectively connected with an arc clamping seat in a bolting mode, a connecting seat is bolted on the limiting disc, an adjusting bolt is connected to the top of the connecting seat in a threaded mode, one end of the adjusting bolt penetrates through the bottom of the connecting seat and is connected with a clamping block through bearings in a rotating mode, and a servo motor which is bolted with the connecting rod is arranged at the top of the base.
According to the technical scheme, the two bases are designed, the movable wheels are arranged on the bases, the distance between the two bases can be adjusted, the purpose of adjusting the position of the supporting plate on the supporting seat is achieved, the distance between the arc-shaped clamping seats on the two limiting plates is adjusted, the arc-shaped clamping seats can be suitable for the purpose of machining the turbine nozzle chambers with different sizes and lengths, the height of the supporting plate can be adjusted by matching with the hydraulic cylinders, the purpose of adjusting the height of the arc-shaped clamping seats is achieved, the arc-shaped clamping seats are suitable for machining coaxial and different thicknesses of the nozzle chambers, the practicality is improved, the limitation is reduced, the connecting rod is connected to the upper surface of the supporting plate in a rotating mode, after the turbine nozzle chamber is clamped between the arc-shaped clamping seats on the two limiting plates, the servo motor is started, the connecting rod can be driven to rotate, the purpose of overturning the turbine nozzle chamber is achieved, the turbine nozzle chamber can be rotated and the working staff can conveniently process the surface of the turbine nozzle chamber.
The utility model is further provided with: the front and the back of the connecting block are both bolted with sliding blocks, and a sliding groove matched with the sliding blocks is formed in the base.
By adopting the technical scheme, the connecting block is limited.
The utility model is further provided with: the bottom of backup pad symmetry bolt has the slide bar, and the spout that uses with the slide bar cooperation is seted up at the top of supporting seat.
By adopting the technical scheme, the supporting plate is limited.
The utility model is further provided with: the front and the back of the two bases are both bolted with fixing blocks, and guide rods are connected between the two fixing blocks in a sliding manner.
By adopting the technical scheme, the two bases are limited in a sliding way.
The utility model is further provided with: the bottoms of the two bases are provided with moving wheels, the surfaces of the moving wheels are provided with foot brakes, and the number of the moving wheels is four.
By adopting the technical scheme, the device is convenient to move.
The utility model is further provided with: the top bolt of fixture block has the inserted bar with connecting seat sliding connection.
By adopting the technical scheme, the clamping block is limited.
The utility model is further provided with: limiting blocks are symmetrically bolted on the surface of the servo motor, and the limiting blocks are bolted with the supporting plates.
By adopting the technical scheme, the servo motor is limited.
The utility model is further provided with: the top threaded connection of backup pad has spacing bolt, and spacing bolt and connecting rod cooperation use.
By adopting the technical scheme, the connecting rod is limited.
In summary, the utility model has the following beneficial effects:
1. According to the utility model, the two bases are designed, the movable wheels are arranged on the bases, the distance between the two bases can be adjusted, and the purpose of adjusting the position of the supporting plate on the supporting seat is achieved, so that the distance between the arc-shaped clamping seats on the two limiting plates can be adjusted, the arc-shaped clamping seats can be suitable for the purpose of machining the nozzle chambers of the steam turbines with different sizes and lengths, and the height of the supporting plate can be adjusted by matching with the hydraulic cylinders, so that the purpose of adjusting the height of the arc-shaped clamping seats is achieved, the arc-shaped clamping seats are suitable for machining the coaxial nozzle chambers with different thicknesses, the practicability is improved, and the limitation is reduced;
2. According to the utility model, the connecting rod is rotationally connected to the upper surface of the supporting plate, and after the turbine nozzle chamber is clamped between the arc clamping seats on the two limiting plates, the servo motor is started to drive the connecting rod to rotate, so that the purpose of overturning the turbine nozzle chamber is achieved, the turbine nozzle chamber can be rotationally overturned, and the surface of the turbine nozzle chamber is conveniently processed by workers.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
Fig. 3 is a partial cross-sectional view of the structure of the present utility model.
Reference numerals: 1. a base; 2. a screw rod; 3. a connecting block; 4. a support base; 5. a support plate; 6. a hydraulic cylinder; 7. a connecting rod; 8. a limiting disc; 9. an arc-shaped clamping seat; 10. a connecting seat; 11. an adjusting bolt; 12. a clamping block; 13. a servo motor; 14. a slide block; 15. a slide bar; 16. a fixed block; 17. a moving wheel; 18. a rod; 19. a limiting block; 20. and a limit bolt.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
Referring to fig. 1 and 3, a centre gripping frock is used in nozzle room production, including base 1, the quantity of base 1 is two, the inside of base 1 is connected with lead screw 2 through the bearing rotation, the surface threaded connection of lead screw 2 has connecting block 3, the top bolt of connecting block 3 has supporting seat 4, the top of supporting seat 4 is provided with backup pad 5, pneumatic cylinder 6 is installed to the bottom of supporting seat 4, and the output of pneumatic cylinder 6 runs through to the top of supporting seat 4 and fixedly cup joints with backup pad 5, through designing two bases 1, and install on base 1 and remove wheel 17, can adjust the distance between two bases 1, reach the purpose of adjusting backup pad 5 position on the supporting seat 4, thereby make the arc cassette 9 distance on its two limiting disc 8 adjust, make it can be applicable to the steam turbine nozzle room processing of different size length, and cooperate pneumatic cylinder 6, can adjust the height of backup pad 5, realize adjusting the purpose of arc cassette 9 height, make it be applicable to coaxial and the nozzle room processing of different thickness, improve its practicality, reduce its limitation.
Referring to fig. 1, the front and the back of the connecting block 3 are both bolted with a sliding block 14, and a sliding groove matched with the sliding block 14 is formed in the base 1, so that the connecting block 3 is limited by arranging the sliding block 14.
Referring to fig. 3, a sliding rod 15 is symmetrically bolted to the bottom of the supporting plate 5, and a sliding groove matched with the sliding rod 15 is formed in the top of the supporting seat 4, and the supporting plate 5 is limited by the sliding rod 15.
Referring to fig. 1, the front and back sides of two bases 1 are bolted with fixing blocks 16, and guide rods are slidably connected between the two fixing blocks 16, and by arranging the fixing blocks 16, the two bases 1 are slidably limited.
Referring to fig. 1, moving wheels 17 are installed at the bottoms of two bases 1, foot brakes are installed on the surfaces of the moving wheels 17, the number of the moving wheels 17 is four, and the moving wheels 17 are arranged, so that the device can move conveniently.
The use process is briefly described: through rotating the lead screw 2 or adjusting the distance between two bases 1, reach the purpose of adjusting the backup pad 5 position on supporting seat 4 to make the arc cassette 9 distance on its two limiting plates 8 adjust, make it can be applicable to the steam turbine nozzle room processing's of different size length purpose, and cooperate pneumatic cylinder 6, can adjust the height of backup pad 5, realize adjusting the purpose of arc cassette 9 height, make it be applicable to coaxial and the nozzle room processing of different thickness, improve its practicality, reduce its limitation.
Referring to fig. 1 and 2, a clamping fixture for nozzle chamber production is provided, one side opposite to two backup pads 5 is connected with connecting rod 7 through the bearing rotation, connecting rod 7's fixed surface has cup jointed spacing dish 8, two equal bolt of one side opposite to spacing dish 8 has arc cassette 9, the bolt has connecting seat 10 on the spacing dish 8, the top threaded connection of connecting seat 10 has adjusting bolt 11, the one end of adjusting bolt 11 runs through to the bottom of connecting seat 10 and is connected with fixture block 12 through the bearing rotation, the top of base 1 is provided with the servo motor 13 with connecting rod 7 bolt.
Referring to fig. 1 and 2, the top of the clamping block 12 is bolted with a plug rod 18 slidably connected with the connecting seat 10, and the clamping block 12 is limited by arranging the plug rod 18.
Referring to fig. 1, a limiting block 19 is symmetrically bolted to the surface of the servo motor 13, and the limiting block 19 is bolted to the support plate 5, so that the servo motor 13 is limited by arranging the limiting block 19.
Referring to fig. 1, a limit bolt 20 is screwed on the top of the support plate 5, and the limit bolt 20 is matched with the connecting rod 7 for use, and the connecting rod 7 is limited by arranging the limit bolt 20.
The use process is briefly described: the connecting rod 7 is rotationally connected to the upper surface of the supporting plate 5, after the turbine nozzle chamber is clamped between the arc clamping seats 9 on the two limiting plates 8, the adjusting bolts 11 on the connecting seats 10 are used for driving the clamping blocks 12 to clamp the turbine nozzle chamber, the servo motor 13 is started, the connecting rod 7 can be driven to rotate, the purpose of overturning the turbine nozzle chamber is achieved, the turbine nozzle chamber can be rotated and turned over, and workers can conveniently process the surface of the turbine nozzle chamber.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (8)
1. The utility model provides a centre gripping frock is used in production of nozzle room, includes base (1), its characterized in that: the quantity of base (1) is two, the inside of base (1) is connected with lead screw (2) through the bearing rotation, the surface screw thread connection of lead screw (2) has connecting block (3), the top bolt of connecting block (3) has supporting seat (4), the top of supporting seat (4) is provided with backup pad (5), pneumatic cylinder (6) are installed to the bottom of supporting seat (4), and the output of pneumatic cylinder (6) runs through the top to supporting seat (4) and cup joints with backup pad (5) are fixed, two the relative one side of backup pad (5) all is connected with connecting rod (7) through the bearing rotation, the fixed surface of connecting rod (7) cup joints spacing dish (8), two the relative one side of spacing dish (8) all is bolted with arc cassette (9), the bolt has connecting seat (10) on spacing dish (8), the top threaded connection of connecting seat (10) has adjusting bolt (11), the one end of adjusting bolt (11) runs through to the bottom of connecting seat (10) and is connected with connecting rod (7) through the bearing rotation (12), the top that connects with servo motor (13) with connecting rod (1).
2. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the front and the back of the connecting block (3) are both bolted with a sliding block (14), and a sliding groove matched with the sliding block (14) is formed in the base (1).
3. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the bottom of backup pad (5) symmetry bolt has slide bar (15), and the spout that uses with slide bar (15) cooperation is seted up at the top of supporting seat (4).
4. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the front and the back of the two bases (1) are both bolted with fixing blocks (16), and guide rods are connected between the two fixing blocks (16) in a sliding manner.
5. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the bottoms of the two bases (1) are provided with moving wheels (17), the surfaces of the moving wheels (17) are provided with foot brakes, and the number of the moving wheels (17) is four.
6. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the top of the clamping block (12) is bolted with a plug rod (18) which is in sliding connection with the connecting seat (10).
7. The clamping tool for producing a nozzle chamber according to claim 1, wherein: limiting blocks (19) are symmetrically bolted on the surface of the servo motor (13), and the limiting blocks (19) are bolted with the supporting plate (5).
8. The clamping tool for producing a nozzle chamber according to claim 1, wherein: the top thread connection of backup pad (5) has stop cock (20), and stop cock (20) and connecting rod (7) cooperation use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425557.7U CN221019813U (en) | 2023-09-07 | 2023-09-07 | Clamping tool for nozzle chamber production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425557.7U CN221019813U (en) | 2023-09-07 | 2023-09-07 | Clamping tool for nozzle chamber production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221019813U true CN221019813U (en) | 2024-05-28 |
Family
ID=91181442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322425557.7U Active CN221019813U (en) | 2023-09-07 | 2023-09-07 | Clamping tool for nozzle chamber production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221019813U (en) |
-
2023
- 2023-09-07 CN CN202322425557.7U patent/CN221019813U/en active Active
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| GR01 | Patent grant |