CN221248568U - Clamp for machining turbine blade - Google Patents
Clamp for machining turbine blade Download PDFInfo
- Publication number
- CN221248568U CN221248568U CN202323325903.0U CN202323325903U CN221248568U CN 221248568 U CN221248568 U CN 221248568U CN 202323325903 U CN202323325903 U CN 202323325903U CN 221248568 U CN221248568 U CN 221248568U
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- blade
- air outlet
- positioning block
- outlet side
- side positioning
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- 238000003754 machining Methods 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000003801 milling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
A clamp for processing turbine blades relates to the technical field of turbine processing. In order to solve the problems that the existing processing mode adopts two clamping tools to respectively process two devices, and the blade is made of special materials, so that the influence on the processing precision is great, the processing quality of the blade cannot be ensured, and the production efficiency is lower. According to the utility model, the upper surface of the blade crown air outlet side positioning block is provided with the blade crown air outlet side positioning block, the other end of the upper surface of the blade crown air outlet side positioning block is provided with the blade root air outlet side positioning block, and the blade root air outlet side positioning block is arranged on the upper surface of the blade root air outlet side positioning block. The utility model is suitable for the technical field of steam turbine processing.
Description
Technical Field
The utility model relates to the technical field of turbine machining, in particular to a clamp for machining a turbine blade.
Background
The blade is a key part of a steam turbine, is one of the finest and most important parts, and the existing machining mode adopts two clamping tools to machine two pieces of equipment respectively.
Disclosure of utility model
The utility model provides a clamp for processing a turbine blade, which aims to solve the problems that the processing quality of the blade cannot be ensured and the production efficiency is lower because the blade is made of special materials and has great influence on the processing precision by adopting two clamping tools for processing respectively in the existing processing mode.
The utility model relates to a clamp for processing a turbine blade, which specifically comprises a base 1, a blade crown air outlet side positioning block 2, a blade root air outlet side positioning block 3, a root crown air outlet side positioning and compressing block 4, a blade crown end face positioning block 5, a blade crown air outlet side positioning block 6, a blade root air outlet side positioning block 7 and a locking bolt 8;
A blade root air outlet side positioning block 2 is arranged at one end of the upper surface of the base 1, a blade root air outlet side positioning block 6 is arranged at one end of the upper surface of the blade root air outlet side positioning block 2, a blade root end face positioning block 5 is arranged at the other end of the upper surface of the blade root air outlet side positioning block 2, a blade root air outlet side positioning block 3 is arranged at the other end of the upper surface of the base 1, a blade root air outlet side positioning block 7 is arranged on the upper surface of the blade root air outlet side positioning block 3, a root air outlet side positioning compression block 4 is arranged above between the blade root air outlet side positioning block 2 and the blade root air outlet side positioning block 3, a waist hole is machined in the middle of the upper surface of the root air outlet side positioning compression block 4, and the root air outlet side positioning compression block 4 is in threaded connection with the middle of the upper surface of the base 1 through a locking bolt 8;
furthermore, the blade shroud air outlet side positioning block 2 and the base 1 are arranged in parallel along the edge of the short side;
further, the blade root air outlet side positioning block 2 and the blade root air outlet side positioning block 3 are arranged in parallel and opposite;
Further, the width of the shroud end face positioning block 5 is smaller than that of the shroud outlet edge positioning block 6;
further, the width of the shroud outlet edge positioning block 6 is equal to the width of the shroud outlet edge positioning block 2;
Further, the width of the blade root air outlet edge positioning block 7 is equal to the width of the blade root air outlet side positioning block 3;
Further, when the fixture is used, the fixture is fixedly arranged on a workbench of a milling machine, a blade of a steam turbine is placed between a blade crown air outlet side positioning block 2 and a blade root air outlet side positioning block 3 on a base 1, a blade crown air outlet side positioning block 6 is arranged at one end of the upper surface of the blade crown air outlet side positioning block 2, a blade crown end surface positioning block 5 is arranged at the other end of the upper surface of the blade crown air outlet side positioning block 2, a blade root air outlet side positioning block 7 is arranged at the upper surface of the blade root air outlet side positioning block 3, and the fixture with the structure can simultaneously position the blade crown air outlet side, the blade root air outlet side, the blade crown end surface and the blade root air outlet side of a special blade of the steam turbine, after the position of the blade is adjusted, a locking bolt 8 is screwed, so that the bottom surface of a root crown air outlet side positioning compression block 4 is tightly contacted with the outer surface of the blade of the steam turbine, and the clamping operation of the special blade of the steam turbine is finished; the clamp with the structure is used for clamping the turbine blade, so that the positioning precision is greatly improved, the processing quality of the blade can be ensured, and the production efficiency of the special blade of the turbine is greatly improved.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model overcomes the defects of the prior art, and utilizes one end of the upper surface of the blade crown air outlet side positioning block to be provided with the blade crown air outlet side positioning block, the other end of the upper surface of the blade crown air outlet side positioning block is provided with the blade root air outlet side positioning block, the upper surface of the blade root air outlet side positioning block is provided with the blade root air outlet side positioning block, at the moment, the clamp of the structure can simultaneously position the blade crown air outlet side, the blade root air outlet side, the blade crown end surface and the blade root air outlet side of a special blade of a steam turbine, after the position adjustment of the blade is completed, the locking bolt is screwed, so that the bottom surface of the root crown air outlet side positioning compression block is tightly contacted with the outer surface of the blade of the steam turbine, and the clamping operation of the special blade of the steam turbine is completed; the clamp with the structure is used for clamping the turbine blade, so that the positioning precision is greatly improved, the processing quality of the blade can be ensured, and the production efficiency of the special blade of the turbine is greatly improved.
Drawings
Fig. 1 is a schematic three-dimensional perspective view of a fixture for machining a turbine blade according to the present utility model.
Detailed Description
The first embodiment is as follows: referring to fig. 1, a fixture for machining a turbine blade according to the present embodiment includes a base 1, a shroud outlet side positioning block 2, a blade root outlet side positioning block 3, a shroud outlet side positioning and pressing block 4, a shroud end face positioning block 5, a shroud outlet side positioning block 6, a blade root outlet side positioning block 7, and a locking bolt 8;
A blade root air outlet side positioning block 2 is arranged at one end of the upper surface of the base 1, a blade root air outlet side positioning block 6 is arranged at one end of the upper surface of the blade root air outlet side positioning block 2, a blade root end face positioning block 5 is arranged at the other end of the upper surface of the blade root air outlet side positioning block 2, a blade root air outlet side positioning block 3 is arranged at the other end of the upper surface of the base 1, a blade root air outlet side positioning block 7 is arranged on the upper surface of the blade root air outlet side positioning block 3, a root air outlet side positioning compression block 4 is arranged above between the blade root air outlet side positioning block 2 and the blade root air outlet side positioning block 3, a waist hole is machined in the middle of the upper surface of the root air outlet side positioning compression block 4, and the root air outlet side positioning compression block 4 is in threaded connection with the middle of the upper surface of the base 1 through a locking bolt 8;
In the specific embodiment, when the fixture is used, the fixture is fixedly arranged on a workbench of a milling machine, a blade of a steam turbine is placed between a blade crown air outlet side positioning block 2 and a blade root air outlet side positioning block 3 on a base 1, a blade crown air outlet side positioning block 6 is arranged at one end of the upper surface of the blade crown air outlet side positioning block 2, a blade crown end surface positioning block 5 is arranged at the other end of the upper surface of the blade crown air outlet side positioning block 2, a blade root air outlet side positioning block 7 is arranged at the upper surface of the blade root air outlet side positioning block 3, and the fixture with the structure can simultaneously position the blade crown air outlet side, the blade root air outlet side, the blade crown end surface and the blade root air outlet side of a special blade of the steam turbine, after the position of the blade is adjusted, a locking bolt 8 is screwed, so that the bottom surface of a root crown air outlet side positioning and compressing block 4 is tightly contacted with the outer surface of the blade of the steam turbine, and the clamping operation of the special blade of the steam turbine is further completed; the clamp with the structure is used for clamping the turbine blade, so that the positioning precision is greatly improved, the processing quality of the blade can be ensured, and the production efficiency of the special blade of the turbine is greatly improved.
The second embodiment is as follows: the present embodiment is further limited to the fixture according to the first embodiment, and the fixture for machining a turbine blade according to the present embodiment, wherein the shroud outlet side positioning block 2 and the base 1 are disposed in parallel along the edge of the short side, as described in reference to fig. 1.
And a third specific embodiment: the present embodiment is further limited to the fixture according to the second embodiment, and the fixture for machining a turbine blade according to the present embodiment, wherein the shroud outlet side positioning block 2 and the root outlet side positioning block 3 are disposed in parallel and opposite to each other, is described with reference to fig. 1.
The specific embodiment IV is as follows: the present embodiment is further limited to the fixture according to the first embodiment, and the fixture for machining a turbine blade according to the present embodiment, where the width of the shroud end surface positioning block 5 is smaller than the width of the shroud outlet edge positioning block 6, is described with reference to fig. 1.
Fifth embodiment: the present embodiment is further limited to the fixture described in the fourth embodiment, and the fixture for machining a turbine blade described in the present embodiment, wherein the width of the shroud outlet side positioning block 6 is equal to the width of the shroud outlet side positioning block 2, described in reference to fig. 1.
Specific embodiment six: the present embodiment is further limited to the fixture according to the first embodiment, and the fixture for machining a turbine blade according to the present embodiment, where the width of the blade root outlet edge positioning block 7 is equal to the width of the blade root outlet edge positioning block 3, is described with reference to fig. 1.
Principle of operation
When the fixture is used, the fixture is fixedly arranged on a workbench of a milling machine, a blade of a steam turbine is placed between a blade crown air outlet side positioning block 2 and a blade root air outlet side positioning block 3 on a base 1, one end of the upper surface of the blade crown air outlet side positioning block 2 is provided with a blade crown air outlet side positioning block 6, the other end of the upper surface of the blade crown air outlet side positioning block 2 is provided with a blade crown end surface positioning block 5, the upper surface of the blade root air outlet side positioning block 3 is provided with a blade root air outlet side positioning block 7, and the fixture with the structure can simultaneously position the blade crown air outlet side, the blade root air outlet side, the blade crown end surface and the blade root air outlet side of a special blade of the steam turbine, after the position of the blade is adjusted, a locking bolt 8 is screwed, so that the bottom surface of the blade crown air outlet side positioning compression block 4 is tightly contacted with the outer surface of the blade of the steam turbine, and the clamping operation of the special blade of the steam turbine is further completed; the clamp with the structure is used for clamping the turbine blade, so that the positioning precision is greatly improved, the processing quality of the blade can be ensured, and the production efficiency of the special blade of the turbine is greatly improved.
Claims (6)
1. A fixture for machining a turbine blade, comprising: the blade root air outlet side positioning and compressing device comprises a base (1), a blade root air outlet side positioning block (2), a blade root air outlet side positioning block (3), a root air outlet side positioning and compressing block (4), a blade root end face positioning block (5), a blade root air outlet side positioning block (6), a blade root air outlet side positioning block (7) and a locking bolt (8);
The upper surface one end of base (1) is equipped with leaf crown side of giving vent to anger locating piece (2), the upper surface one end of leaf crown side of giving vent to anger locating piece (2) is equipped with leaf crown terminal surface locating piece (5) that the upper surface other end of leaf crown side of giving vent to anger locating piece (2) is equipped with leaf root side of giving vent to anger locating piece (3) that the upper surface other end of base (1) is equipped with, the upper surface of leaf root side of giving vent to anger locating piece (3) is equipped with root side of giving vent to anger locating piece (7) that the root is equipped with root crown side of giving vent to anger locating piece (2) and root side of giving vent to anger locating piece (3) between top be equipped with root crown side of giving vent to anger locating compact piece (4), the upper surface middle part processing of root crown side of giving vent to anger locating compact piece (4) has the waist hole, and root crown side of giving vent to anger locating compact piece (4) pass through locking bolt (8) and upper surface middle part threaded connection of base (1).
2. A fixture for machining a turbine blade as in claim 1, wherein: the blade shroud air outlet side positioning block (2) and the base (1) are arranged in parallel along the edge of the short side.
3. A fixture for machining a turbine blade as claimed in claim 2, wherein: the blade crown air outlet side positioning block (2) and the blade root air outlet side positioning block (3) are arranged in parallel and opposite.
4. A fixture for machining a turbine blade as in claim 1, wherein: the width of the blade crown end face positioning block (5) is smaller than that of the blade crown air outlet edge positioning block (6).
5. A fixture for machining a turbine blade as in claim 4 wherein: the width of the blade shroud air outlet edge positioning block (6) is equal to the width of the blade shroud air outlet side positioning block (2).
6. A fixture for machining a turbine blade as in claim 1, wherein: the width of the blade root air outlet edge positioning block (7) is equal to the width of the blade root air outlet side positioning block (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323325903.0U CN221248568U (en) | 2023-12-06 | 2023-12-06 | Clamp for machining turbine blade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323325903.0U CN221248568U (en) | 2023-12-06 | 2023-12-06 | Clamp for machining turbine blade |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221248568U true CN221248568U (en) | 2024-07-02 |
Family
ID=91628838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202323325903.0U Active CN221248568U (en) | 2023-12-06 | 2023-12-06 | Clamp for machining turbine blade |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN221248568U (en) |
-
2023
- 2023-12-06 CN CN202323325903.0U patent/CN221248568U/en active Active
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