CN220944153U - Milling fixture for inner back arc of turbine blade - Google Patents
Milling fixture for inner back arc of turbine blade Download PDFInfo
- Publication number
- CN220944153U CN220944153U CN202323018402.8U CN202323018402U CN220944153U CN 220944153 U CN220944153 U CN 220944153U CN 202323018402 U CN202323018402 U CN 202323018402U CN 220944153 U CN220944153 U CN 220944153U
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- Prior art keywords
- turbine blade
- plug
- shaft
- fixedly connected
- assembly
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- 238000003801 milling Methods 0.000 title claims abstract description 34
- 239000000428 dust Substances 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Milling Processes (AREA)
Abstract
The utility model discloses a milling fixture for an inner back arc of a turbine blade, which belongs to the technical field of turbine blade processing and comprises a rotation driving assembly, wherein the other end of the turbine blade is connected with a plug-in assembly; the plug assembly comprises a connecting shaft, a connecting plate, a plug sleeve and a plug sleeve; the transverse blade crown slot is arranged on one side of the plug bush, facing the turbine blade, of the plug bush, the other end of the turbine blade is plugged into the blade crown slot, the front end of the plug bush is fixedly connected with a connecting plate, the right side wall of the connecting plate is fixedly connected with a connecting shaft, and the connecting shaft is rotationally connected with the translation assembly. Through the mode, the driving shaft and the plug-in assembly are adopted to fix the turbine blade, one end of the turbine blade is fixed on the driving shaft, then the translation assembly is moved, and the other end of the turbine blade is fixed in the connecting plate, so that the limiting fixation of the turbine blade is realized, the positioning is stable, the influence of the acting force of the milling cutter can be avoided when milling is carried out, and the processing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of turbine blade machining, in particular to a milling fixture for an inner back arc of a turbine blade.
Background
When the turbine blade is milled, the turbine blade is required to be clamped by adopting a fixture clamp. At present, a mode of blade root end positioning and blade body end floating support positioning is generally adopted, the positioning effect of the mode is not stable enough, and when milling processing is carried out, the blades fall off due to acting force of a milling cutter, so that the processing efficiency is influenced.
Based on the problems, the utility model designs a milling fixture for the inner back arc of a turbine blade to solve the problems.
Disclosure of utility model
In view of the above-mentioned shortcomings of the prior art, the present utility model provides a turbine blade inner back arc milling fixture.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the utility model provides a turbine blade back of body arc milling fixture, includes rotation drive assembly (1), rotation drive assembly (1) include supporting seat (11), driving motor (12) and drive shaft (13), supporting seat (11) fixed mounting is on milling machine; the driving motor (12) is fixedly connected to the side wall of the supporting seat (11), the output end of the driving motor (12) is fixedly connected with the driving shaft (13), and the driving shaft (13) penetrates through the supporting seat (11) and is rotationally connected with the supporting seat (11);
one end of each turbine blade is connected with a driving shaft (13), and the other end of each turbine blade is connected with a plug-in component (3);
The plug assembly (3) comprises a connecting shaft (31), a connecting plate (33), a plug sleeve (34) and a plug sleeve (35); a transverse blade crown slot (32) is formed in one side, facing the turbine blade, of the plug bush (34), the other end of the turbine blade is plugged into the blade crown slot (32), the front end of the plug bush (34) is fixedly connected with a connecting plate (33), the right side wall of the connecting plate (33) is fixedly connected with a connecting shaft (31), and the connecting shaft (31) is rotationally connected with the translation assembly (2).
Further, the translation assembly (2) comprises a folding dust cover (21), a sliding plate (22) and a linear module sliding table (23); the linear module sliding table (23) is fixedly arranged on the milling machine; one side of the lower end of the sliding plate (22) is fixedly connected with a movable block in the linear module sliding table (23); the upper end of the sliding plate (22) is rotationally connected with the connecting shaft (31).
Further, two ends of the driving block of the linear module sliding table (23) are respectively connected with a folding dust cover (21), and the folding dust covers (21) are positioned at the movable outlet of the linear module sliding table (23).
Further, the shroud slot (32) has a transverse dimension greater than the width of the turbine blade.
Furthermore, a blocking component (4) for further clamping and fixing the turbine blade is arranged on one side of the plug-in component (3).
Further, the blocking component (4) comprises a baffle (41), a transverse shaft (42), a torsion spring (43) and a fixed seat (44); the fixing seat (44) is fixedly connected to the upper end of the plug bush (34), the fixing seat (44) is fixedly connected with one end of the transverse shaft (42), the torsion spring (43) is installed on the transverse shaft (42), the other end of the transverse shaft (42) is rotationally connected with the baffle (41), the inner end of the torsion spring (43) is fixedly connected with the transverse shaft (42), and the outer end of the torsion spring (43) is fixedly connected with the baffle (41).
Furthermore, in a natural state, the baffle plate (41) is pressed on the side surface of the turbine blade, and the baffle plate (41) pushes the turbine blade to slide along the connecting plate (33) to be in abutting contact with the forefront end of the connecting plate (33), so that the turbine blade is clamped in the connecting plate (33).
Further, the connecting shaft (31) coincides with the central axis of the driving shaft (13).
Advantageous effects
According to the utility model, the driving shaft (13) and the plug-in component (3) are adopted to fix the turbine blade, one end of the turbine blade is fixed on the driving shaft (13), then the translation component (2) is moved, and the other end of the turbine blade is fixed in the connecting plate (33), so that the limit fixation of the turbine blade is realized, the positioning is stable, the influence of the acting force of the milling cutter is avoided when milling is performed, and the processing efficiency is improved.
According to the utility model, the baffle plate (41) is pressed on the side surface of the turbine blade, and the baffle plate (41) pushes the turbine blade to slide along the connecting plate (33) to be in contact with the forefront end of the connecting plate (33), so that the turbine blade is clamped in the connecting plate (33) to play a further clamping and fixing role.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view of a main body structure of a milling fixture for an inner back arc of a turbine blade according to the present utility model;
FIG. 2 is a front view of a milling fixture for the inner back arc of a turbine blade according to the present utility model;
FIG. 3 is a left side view of the structure of the present utility model;
FIG. 4 is a perspective view of a main body structure of a milling fixture for an inner back arc of a turbine blade according to the present utility model;
FIG. 5 is a perspective view of a main body structure of a milling fixture for an inner back arc of a turbine blade.
Reference numerals in the drawings represent respectively:
1. The rotary drive assembly 11, the support seat 12, the drive motor 13, the drive shaft 2, the translation assembly 21, the folding dust cover 22, the sliding plate 23, the linear module sliding table 3, the plug assembly 31, the connecting shaft 32, the blade crown slot 33, the connecting plate 34, the plug bush 4, the blocking assembly 41, the baffle 42, the transverse shaft 43, the torsion spring 44 and the fixing seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Example 1
Referring to the accompanying drawings 1-5 of the specification, the milling fixture for the inner back arc of the turbine blade comprises a rotation driving assembly (1), wherein the rotation driving assembly (1) comprises a supporting seat (11), a driving motor (12) and a driving shaft (13), and the supporting seat (11) is fixedly arranged on a milling machine tool; the driving motor (12) is fixedly connected to the side wall of the supporting seat (11), the output end of the driving motor (12) is fixedly connected with the driving shaft (13), and the driving shaft (13) penetrates through the supporting seat (11) and is rotationally connected with the supporting seat (11);
The plug assembly (3) comprises a connecting shaft (31), a connecting plate (33), a plug sleeve (34) and a plug sleeve (35); a transverse blade shroud slot (32) is formed in one side, facing the turbine blade, of the plug bush (34), the other end of the turbine blade is plugged into the blade shroud slot (32), the front end of the plug bush (34) is fixedly connected with a connecting plate (33), the right side wall of the connecting plate (33) is fixedly connected with a connecting shaft (31), and the connecting shaft (31) is rotationally connected with the translation assembly (2); according to the application, the driving shaft (13) and the plug-in component (3) are adopted to fix the turbine blade, one end of the turbine blade is fixed on the driving shaft (13), then the translation component (2) is moved, and the other end of the turbine blade is fixed in the connecting plate (33), so that the limit fixation of the turbine blade is realized, the positioning is stable, the influence of the acting force of the milling cutter is avoided when milling is performed, and the processing efficiency is improved.
One end of each turbine blade is connected with a driving shaft (13), and the other end of each turbine blade is connected with a plug-in component (3); the driving motor (12) drives the driving shaft (13) to rotate, the driving shaft (13) drives the turbine blade to rotate, and the turbine blade drives the 34 to rotate along the 31 as the circle center;
The translation assembly (2) comprises a folding dust cover (21), a sliding plate (22) and a linear module sliding table (23); the linear module sliding table (23) is fixedly arranged on the milling machine; one side of the lower end of the sliding plate (22) is fixedly connected with a movable block in the linear module sliding table (23), two ends of a driving block of the linear module sliding table (23) are respectively connected with a folding dust cover (21), and the folding dust cover (21) is positioned at a movable outlet of the linear module sliding table (23); the upper end of the sliding plate (22) is rotationally connected with the connecting shaft (31);
The sliding plate (22) is driven to move through the linear module sliding table (23), the sliding plate (22) drives the connecting plate (33) and the plug bush (34) to move, the plug bush (34) moves to be in contact with the turbine blade, and the other end of the turbine blade is fixed in the connecting plate (33) to achieve fixation;
the transverse dimension of the shroud slot (32) is greater than the width of the turbine blade;
One side of the plug-in component (3) is also provided with a blocking component (4) for further clamping and fixing the turbine blade;
The blocking component (4) comprises a baffle (41), a transverse shaft (42), a torsion spring (43) and a fixed seat (44); fixing base (44) fixed connection is in grafting cover (34) upper end, fixing base (44) and the one end fixed connection of cross axle (42), install torsional spring (43) on cross axle (42), the other end and baffle (41) rotation connection of cross axle (42), the inner end and the cross axle (42) fixed connection of torsional spring (43), the outer end and the baffle (41) fixed connection of torsional spring (43), under the natural state, baffle (41) are pressed in turbine blade side, baffle (41) promote turbine blade along connecting plate (33) slide to with connecting plate (33) foremost laminating contact, thereby press from both sides turbine blade in connecting plate (33) play further clamp fixation.
The connecting shaft (31) coincides with the central axis of the driving shaft (13), so that the rotation stability of the turbine blade is ensured.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. The utility model provides a turbine blade back of body arc milling fixture, includes rotation drive assembly (1), its characterized in that:
The rotary driving assembly (1) comprises a supporting seat (11), a driving motor (12) and a driving shaft (13), and the supporting seat (11) is fixedly arranged on the milling machine tool; the driving motor (12) is fixedly connected to the side wall of the supporting seat (11), the output end of the driving motor (12) is fixedly connected with the driving shaft (13), and the driving shaft (13) penetrates through the supporting seat (11) and is rotationally connected with the supporting seat (11);
one end of each turbine blade is connected with a driving shaft (13), and the other end of each turbine blade is connected with a plug-in component (3);
The plug assembly (3) comprises a connecting shaft (31), a connecting plate (33), a plug sleeve (34) and a plug sleeve (35); a transverse blade crown slot (32) is formed in one side, facing the turbine blade, of the plug bush (34), the other end of the turbine blade is plugged into the blade crown slot (32), the front end of the plug bush (34) is fixedly connected with a connecting plate (33), the right side wall of the connecting plate (33) is fixedly connected with a connecting shaft (31), and the connecting shaft (31) is rotationally connected with the translation assembly (2).
2. The turbine blade inner back arc milling fixture according to claim 1, wherein the translation assembly (2) comprises a folding dust cover (21), a sliding plate (22) and a linear module sliding table (23); the linear module sliding table (23) is fixedly arranged on the milling machine; one side of the lower end of the sliding plate (22) is fixedly connected with a movable block in the linear module sliding table (23); the upper end of the sliding plate (22) is rotationally connected with the connecting shaft (31).
3. The milling fixture for the inner back arc of the turbine blade according to claim 2, wherein two ends of the driving block of the linear module sliding table (23) are respectively connected with a folding dust cover (21), and the folding dust covers (21) are positioned at the movable outlet of the linear module sliding table (23).
4. A turbine blade inner back arc milling fixture according to claim 1, wherein the shroud slot (32) has a lateral dimension greater than the width of the turbine blade.
5. The milling fixture for the inner back arc of the turbine blade according to claim 4, wherein a blocking component (4) for further clamping and fixing the turbine blade is further arranged on one side of the plug-in component (3).
6. The turbine blade inner back arc milling fixture of claim 5, wherein the blocking assembly (4) comprises a baffle (41), a transverse shaft (42), a torsion spring (43) and a fixed seat (44); the fixing seat (44) is fixedly connected to the upper end of the plug bush (34), the fixing seat (44) is fixedly connected with one end of the transverse shaft (42), the torsion spring (43) is installed on the transverse shaft (42), the other end of the transverse shaft (42) is rotationally connected with the baffle (41), the inner end of the torsion spring (43) is fixedly connected with the transverse shaft (42), and the outer end of the torsion spring (43) is fixedly connected with the baffle (41).
7. The back-arc milling fixture for turbine blades according to claim 6, wherein the baffle plate (41) is pressed against the side surface of the turbine blade in a natural state, and the baffle plate (41) pushes the turbine blade to slide along the connection plate (33) to be in abutting contact with the foremost end of the connection plate (33), so as to clamp the turbine blade in the connection plate (33).
8. A turbine blade inner back arc milling fixture according to claim 1, characterized in that the connecting shaft (31) coincides with the central axis of the drive shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323018402.8U CN220944153U (en) | 2023-11-09 | 2023-11-09 | Milling fixture for inner back arc of turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323018402.8U CN220944153U (en) | 2023-11-09 | 2023-11-09 | Milling fixture for inner back arc of turbine blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220944153U true CN220944153U (en) | 2024-05-14 |
Family
ID=91021273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323018402.8U Active CN220944153U (en) | 2023-11-09 | 2023-11-09 | Milling fixture for inner back arc of turbine blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220944153U (en) |
-
2023
- 2023-11-09 CN CN202323018402.8U patent/CN220944153U/en active Active
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