CN220718877U - Heavy gas turbine guide vane edge plate grinding tool - Google Patents
Heavy gas turbine guide vane edge plate grinding tool Download PDFInfo
- Publication number
- CN220718877U CN220718877U CN202322471507.2U CN202322471507U CN220718877U CN 220718877 U CN220718877 U CN 220718877U CN 202322471507 U CN202322471507 U CN 202322471507U CN 220718877 U CN220718877 U CN 220718877U
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- plate
- guide vane
- face
- bottom plate
- gas turbine
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- 230000000712 assembly Effects 0.000 claims abstract description 17
- 238000000429 assembly Methods 0.000 claims abstract description 17
- 238000003825 pressing Methods 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004519 manufacturing process 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 relates to the technical field of processing of guide vane flanges of gas turbines, in particular to a heavy-duty guide vane flange grinding tool of a gas turbine. The guide vane comprises a bottom plate, wherein two first support plates are fixed at the front part of the upper end surface of the bottom plate, two second support plates are arranged at the rear part of the upper end surface of the bottom plate, the two first support plates jointly support one side edge plate of a guide vane, and the two second support plates jointly support the other side edge plate of the guide vane; two marginal plate compressing assemblies are fixed in the front of the upper end face of the bottom plate, the two marginal plate compressing assemblies compress one side of the guide vane on the two first supporting plates, the two marginal plate compressing assemblies are fixed in the rear of the upper end face of the bottom plate, and the two marginal plate compressing assemblies compress the other side of the guide vane on the two second supporting plates.
Description
Technical Field
The utility model relates to the technical field of processing of guide vane flanges of gas turbines, in particular to a heavy-duty guide vane flange grinding tool of a gas turbine.
Background
The guide vane of the heavy gas turbine has a complex structure and high edge plate machining precision, and the edge plate needs to be ground in the guide vane manufacturing process. When the guide vane edge plate is subjected to grinding processing, the guide vane needs to be positioned and clamped, and due to the fact that the guide vane is complex in structure, the guide vane is unstable in clamping, and is easy to be driven by processing equipment to generate processing deformation and vibration, so that the processing precision is poor.
Disclosure of Invention
The utility model provides a shortcoming among the above-mentioned prior art to producing, provides a heavy gas turbine stator flange grinding frock, can carry out reliable stable clamping to stator flange side position, guarantees that stator flange normally carries out abrasive machining, has improved the work efficiency and the quality of processing of clamping.
The technical scheme adopted by the utility model is as follows:
the guide vane edge plate grinding tool for the heavy-duty gas turbine comprises a bottom plate, wherein two first support plates are fixed at the front part of the upper end surface of the bottom plate, two second support plates are arranged at the rear part of the upper end surface of the bottom plate, the two first support plates jointly support one side edge plate of a guide vane, and the two second support plates jointly support the other side edge plate of the guide vane; two marginal plate compressing assemblies are fixed in the front of the upper end face of the bottom plate, the two marginal plate compressing assemblies compress one side of the guide vane on the two first supporting plates, the two marginal plate compressing assemblies are fixed in the rear of the upper end face of the bottom plate, and the two marginal plate compressing assemblies compress the other side of the guide vane on the two second supporting plates.
Further, the flange plate compacting assembly comprises a mounting block fixed on the upper end face of the bottom plate, the upper end face of the mounting block is connected with an adjusting bolt through threads, a pressing plate is sleeved on the adjusting bolt, a long-strip-shaped adjusting chute is formed in the pressing plate, the adjusting bolt is located in the adjusting chute and can slide back and forth along the adjusting chute, the pressing plate can be compacted downwards through screwing the adjusting bolt, a spring is sleeved on the adjusting bolt, the lower end face of the spring is in contact with the upper end face of the mounting block, and the upper end face of the spring is in contact with the lower end face of the pressing plate.
Further, the pressure head protruding downwards is arranged at the front part of the pressure plate, the pressure head can be in compression contact with the side surface of the guide vane edge plate, the rear part of the upper end surface of the installation block is fixedly connected with the limit column, the lower end surface of the rear part of the pressure plate is provided with the guide groove along the length direction, and the upper end of the limit column is positioned in the guide groove and can slide back and forth along the guide groove.
Further, first side locating rack and second side locating rack are fixed to the bottom plate up end, and first side locating rack is located guide vane one side curb plate side, and the first side reference column of clamping level setting on the first side locating rack compresses tightly contact guide vane one side curb plate side, and the second side locating rack is located guide vane opposite side curb plate side, and the second side reference column of clamping level setting on the second side locating rack, second side reference column side compress tightly contact guide vane opposite side curb plate side, and first side reference column and second side reference column play auxiliary positioning effect to the guide vane curb plate.
Furthermore, the front part of the upper end surface of the bottom plate is fixed with a positioning block, the positioning block is provided with an inclined positioning end surface, the positioning end surface can position and support the side surface of the guide vane edge plate, and the positioning block plays an auxiliary positioning role on the guide vane edge plate.
Further, four corners of the upper end face of the bottom plate are respectively connected with a hanging ring through threads, and the whole grinding tool can be lifted through the four hanging rings.
The beneficial effects of the utility model are as follows:
the guide vane edge plate clamping device can reliably and stably clamp the side surface part of the guide vane edge plate, ensure that the guide vane edge plate is normally ground, and improve the working efficiency and the processing quality of clamping; the flange plate compressing assembly can be used for adjusting and can be suitable for compressing guide vane flanges with different sizes.
Drawings
Fig. 1 is a perspective view of the present utility model.
FIG. 2 is a front perspective view of the flange plate hold down assembly of the present utility model.
FIG. 3 is a rear perspective view of the flange hold-down assembly of the present utility model.
FIG. 4 is a schematic view of a guide vane platform clamping of the present utility model.
Wherein: 1. a bottom plate; 2. a first support plate; 3. a second support plate; 4. a hanging ring; 5. a positioning block; 5.1, positioning end surfaces; 6. a first side positioning frame; 7. a first side positioning column; 8. a second side positioning frame; 9. a second side positioning column; 10. the flange plate compacting component; 10.1, mounting blocks; 10.2, pressing plate; 10.3, adjusting bolts; 10.4, springs; 10.5, adjusting the chute; 10.6, limiting columns; 10.7, a guide groove; 10.8, a pressure head; 11. a guide vane; 12. and a flange plate.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
As shown in fig. 1 and 4, a heavy-duty gas turbine guide vane edge plate grinding tool comprises a bottom plate 1, wherein two first support plates 2 are fixed at the front part of the upper end surface of the bottom plate 1, two second support plates 3 are arranged at the rear part of the upper end surface of the bottom plate 1, the two first support plates 2 jointly support a guide vane one side edge plate 12, and the two second support plates 3 jointly support a guide vane other side edge plate 12.
As shown in fig. 1 and 4, two edge plate compressing assemblies 10 are fixed in front of the upper end face of the bottom plate 1, the two edge plate compressing assemblies 10 compress one edge plate of the guide vane on the two first support plates 2, the two edge plate compressing assemblies 10 are fixed in rear of the upper end face of the bottom plate 1, and the two edge plate compressing assemblies 10 compress the other edge plate of the guide vane on the two second support plates 3.
As shown in fig. 2 and 3, the flange plate compressing assembly 10 includes a mounting block 10.1 fixed on the upper end surface of the bottom plate 1, the upper end surface of the mounting block 10.1 is connected with an adjusting bolt 10.3 through threads, a pressing plate 10.2 is sleeved on the adjusting bolt 10.3, a strip-shaped adjusting chute 10.5 is arranged on the pressing plate 10.2, the adjusting bolt 10.3 is located in the adjusting chute 10.5 and can slide back and forth along the adjusting chute 10.5, and the pressing plate 10.2 can be compressed down by screwing the adjusting bolt 10.3. The adjusting bolt 10.3 is sleeved with a spring 10.4, the lower end of the spring 10.4 contacts the upper end face of the mounting block 10.1, and the upper end of the spring 10.4 contacts the lower end face of the pressing plate 10.2.
As shown in fig. 2 and 3, a pressing head 10.8 protruding downwards is arranged at the front part of the pressing plate 10.2, the pressing head 10.8 can be in pressing contact with the side surface of the guide vane edge plate 12, the rear part of the upper end surface of the installation block 10.1 is fixedly connected with a limit post 10.6, a guide groove 10.7 is arranged at the lower end surface of the rear part of the pressing plate 10.2 along the length direction, and the upper end of the limit post 10.6 is positioned in the guide groove 10.7 and can slide back and forth along the guide groove 10.7.
As shown in fig. 1 and 4, the upper end surface of the bottom plate 1 is fixed with a first side positioning frame 6 and a second side positioning frame 8, the first side positioning frame 6 is located on the side surface of a guide vane side plate, a first side positioning column 7 horizontally arranged is clamped on the first side positioning frame 6, and the side surface of the first side positioning column 7 is pressed and contacted with the side surface of the guide vane side plate. The second side locating rack 8 is located the guide vane opposite side edge plate side, and the second side locating column 9 of horizontal setting is clamped on the second side locating rack 8, and second side locating column 9 side compresses tightly the contact guide vane opposite side edge plate 12 side. The first side positioning column 7 and the second side positioning column 9 play an auxiliary positioning role on the guide vane flange plate 12.
As shown in fig. 1 and 4, a positioning block 5 is fixed in front of the upper end surface of the bottom plate 1, an inclined positioning end surface 5.1 is arranged on the positioning block 5, the positioning end surface 5.1 can position and support the side surface of the guide vane edge plate 12, and the positioning block 5 plays an auxiliary positioning role on the guide vane edge plate 12.
As shown in fig. 1 and fig. 4, four corners of the upper end surface of the bottom plate 1 are respectively connected with a lifting ring 4 through threads, and the whole grinding tool can be lifted through the four lifting rings 4.
The working principle of the utility model is as follows: when the guide vane edge plate 12 is ground and clamped, the guide vane edge plate 12 is firstly placed on the two first support plates 2 and the two second support plates 3 to be supported together. The guide vane platform 12 is then pressed onto the two first support plates 2 and the two second support plates 3 by the four platform pressing assemblies 10. The positioning block 5, the first side positioning frame 6 and the second side positioning frame 8 play an auxiliary positioning role on the guide vane edge plate 12.
The above description is intended to illustrate the utility model and not to limit it, the scope of which is defined by the claims, and any modifications can be made within the scope of the utility model.
Claims (6)
1. The utility model provides a heavy gas turbine stator flange grinding frock, includes bottom plate (1), its characterized in that: two first support plates (2) are fixed at the front part of the upper end surface of the bottom plate (1), two second support plates (3) are arranged at the rear part of the upper end surface of the bottom plate (1), the two first support plates (2) jointly support one side edge plate of the guide vane, and the two second support plates (3) jointly support the other side edge plate of the guide vane; two marginal plate compressing assemblies (10) are fixed in front of the upper end face of the bottom plate (1), the two marginal plate compressing assemblies (10) compress a guide vane side marginal plate on the two first support plates (2), the two marginal plate compressing assemblies (10) are fixed at the rear of the upper end face of the bottom plate (1), and the two marginal plate compressing assemblies (10) compress a guide vane side marginal plate on the two second support plates (3).
2. The heavy duty gas turbine vane flange grinding tool of claim 1, wherein: the flange plate compacting assembly (10) comprises a mounting block (10.1) fixed on the upper end face of the bottom plate (1), the upper end face of the mounting block (10.1) is connected with an adjusting bolt (10.3) through threads, a pressing plate (10.2) is sleeved on the adjusting bolt (10.3), a strip-shaped adjusting chute (10.5) is arranged on the pressing plate (10.2), the adjusting bolt (10.3) is located in the adjusting chute (10.5) and can slide back and forth along the adjusting chute (10.5), the adjusting bolt (10.3) is screwed to tightly press the pressing plate (10.2) downwards, a spring (10.4) is sleeved on the adjusting bolt (10.3), the lower end face of the spring (10.4) is connected with the upper end face of the mounting block (10.1), and the upper end face of the spring (10.4) is connected with the lower end face of the pressing plate (10.2).
3. The heavy duty gas turbine vane flange grinding tool of claim 2, wherein: the front portion of the pressing plate (10.2) is provided with a pressing head (10.8) protruding downwards, the pressing head (10.8) can press the side surface of the guide vane edge plate, the rear portion of the upper end face of the installation block (10.1) is fixedly connected with a limiting column (10.6), the lower end face of the rear portion of the pressing plate (10.2) is provided with a guide groove (10.7) along the length direction, and the upper end of the limiting column (10.6) is positioned in the guide groove (10.7) and can slide back and forth along the guide groove (10.7).
4. The heavy duty gas turbine vane flange grinding tool of claim 3, wherein: the utility model discloses a guide vane edge plate, including bottom plate (1), guide vane side plate, first side locating rack (6) and second side locating rack (8) are fixed to bottom plate (1) up end, first side locating rack (6) are located guide vane side plate side, first side locating column (7) that clamping level set up on first side locating rack (6), first side locating column (7) side compresses tightly contact guide vane side plate side, second side locating rack (8) are located guide vane opposite side plate side, second side locating column (9) that clamping level set up on second side locating rack (8), second side locating column (9) side compresses tightly contact guide vane opposite side plate side, first side locating column (7) and second side locating column (9) play the auxiliary positioning effect to guide vane edge plate.
5. The heavy duty gas turbine vane flange grinding tool of claim 4, wherein: the guide vane edge plate positioning device is characterized in that a positioning block (5) is fixed at the front part of the upper end face of the bottom plate (1), an inclined positioning end face (5.1) is arranged on the positioning block (5), the positioning end face (5.1) can position and support the side face of the guide vane edge plate, and the positioning block (5) plays an auxiliary positioning role on the guide vane edge plate.
6. The heavy duty gas turbine vane flange grinding tool of claim 5, wherein: four corners of the upper end face of the bottom plate (1) are respectively connected with a lifting ring (4) through threads, and the whole grinding tool can be lifted through the four lifting rings (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322471507.2U CN220718877U (en) | 2023-09-12 | 2023-09-12 | Heavy gas turbine guide vane edge plate grinding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322471507.2U CN220718877U (en) | 2023-09-12 | 2023-09-12 | Heavy gas turbine guide vane edge plate grinding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220718877U true CN220718877U (en) | 2024-04-05 |
Family
ID=90497339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322471507.2U Active CN220718877U (en) | 2023-09-12 | 2023-09-12 | Heavy gas turbine guide vane edge plate grinding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220718877U (en) |
-
2023
- 2023-09-12 CN CN202322471507.2U patent/CN220718877U/en active Active
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