CN221019812U - Universal fixture for machining nozzle chamber - Google Patents
Universal fixture for machining nozzle chamber Download PDFInfo
- Publication number
- CN221019812U CN221019812U CN202322425273.8U CN202322425273U CN221019812U CN 221019812 U CN221019812 U CN 221019812U CN 202322425273 U CN202322425273 U CN 202322425273U CN 221019812 U CN221019812 U CN 221019812U
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- universal fixture
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- 238000003754 machining Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 abstract description 9
- 239000002184 metal Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a universal fixture for machining a nozzle chamber, which is applied to the field of machining the nozzle chamber; according to the clamping device, the clamping rod is moved through the moving pull block, the clamping rod is separated from the clamping hole through the movement of the clamping rod, the rotating rod is rotated, the turntable is rotated, when the direction of a workpiece is rotated to a required position, the pull block is loosened, the clamping rod is clamped with the clamping hole under the action of the first spring, the direction of the clamping rod is fixed, the aim of conveniently adjusting the direction of the workpiece can be achieved, the workload is reduced, the machining efficiency is improved, the connecting rod is rotated to drive the clamping head to move so that the clamping head is separated from the inner wall of the clamping head, then the clamping head is taken down and replaced, the replaced clamping head is placed in the fixing column, the rotating cylinder is loosened, the clamping head is clamped with the inner wall of the clamping head under the action of the second spring, and the clamping head is fixed.
Description
Technical Field
The utility model relates to the field of nozzle chamber machining, in particular to a universal fixture for nozzle chamber machining.
Background
The nozzle chamber of the steam turbine is a key component in the steam turbine and is used for converting high-temperature and high-pressure fuel gas energy into kinetic energy to drive the turbine to rotate. The nozzle chamber serves to guide and accelerate the combustion gas so that it can be injected through the nozzle at a high speed toward the turbine blades, thereby generating thrust. The nozzle chamber is usually composed of a plurality of nozzles which are mounted in a layout on a stationary nozzle chamber wall. The design of the nozzle chamber considers the flow characteristics of the fuel gas and the high efficiency requirement of the blade inlet, and the high-speed fuel gas can be uniformly sprayed onto the turbine blade and is better converted into mechanical energy through reasonable nozzle shape, the structures of a deflector, a baffle plate and the like in the nozzle chamber. The nozzle chamber is fixed by a clamp during processing, so that the processing efficiency is improved.
Through searching Chinese patent, the publication number is: CN212858653U, a universal fixture for metal product processing relates to metal product processing technology field, specifically is a universal fixture for metal product processing, including the bottom plate, the equal fixed mounting in both sides of bottom plate upper surface has the bracing piece, the top fixedly connected with roof of bracing piece, the lifting plate has been cup jointed in the middle part activity of roof upper surface, the support column has been cup jointed in the upper surface activity of bottom plate. This universal fixture is used in metal product processing uses through the cooperation of screw thread adjusting post, outside grip block, inside grip block, can remove outside grip block and inside grip block's position through rotating the screw thread adjusting post, utilizes outside grip block to carry out the centre gripping to the surface of product fixedly, can fix the inner wall of product through inside grip block, and then can adapt to the fixed of different metal products, has improved the practicality of universal fixture is used in this metal product processing.
The existing universal fixture is inconvenient to adjust the direction of a workpiece, the common fixture is fixedly installed, once the installation direction is difficult to change, when the nozzle chamber is machined, different positions of the workpiece are required to be machined, workers are required to machine the workpiece around a workpiece turn, the work load is increased, machining efficiency is reduced, the clamping heads cannot be replaced, the common clamping heads and the fixtures are integrated, the clamping heads with different sizes are required when the nozzle chamber is machined, if the fixtures are required to be used, the whole fixtures are required to be replaced, the use cost is increased, the practicability and the applicability are low, and the universal fixture for machining the nozzle chamber is inconvenient to use, so that the problems are solved.
Disclosure of utility model
The utility model aims to provide a universal fixture for machining a nozzle chamber, which has the advantages of being convenient for adjusting the direction of a workpiece and being convenient for adjusting the direction of the workpiece.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a universal fixture is used in nozzle room processing, includes the bottom plate, the inner wall of bottom plate rotates and cup joints the axis of rotation, the top bolt of axis of rotation has the carousel, the bottom bolt of carousel has the rotation ring, and the rotation ring rotates with the inner wall of bottom plate and cup joints, the inner wall slip of bottom plate has cup jointed the joint pole, the fixed surface of joint pole has cup jointed the limiting plate, be provided with first spring between limiting plate and the inner wall of bottom plate, the joint hole has been seted up on the surface of rotation ring, and joint hole and joint pole joint, the inside of carousel is provided with moving mechanism, moving mechanism's top bolt has the fixed column, the inside slip of fixed column has cup jointed the gripping head, the surface rotation of fixed column has cup jointed a rotation section of thick bamboo, the inner wall of rotation section of thick bamboo articulates there is the connecting rod, the other end of connecting rod articulates the joint, and the inner wall joint of joint pole and gripping head, be provided with the second spring between joint and the inner wall of fixed column.
By adopting the technical scheme, the clamping rod is moved through the movable pulling block, the clamping rod is moved to enable the clamping rod to be separated from the clamping hole, then the rotating rod is rotated, the turntable is rotated, when the direction of a workpiece is rotated to a required position, the pulling block is loosened, the clamping rod is clamped with the clamping hole under the action of the first spring, the direction of the clamping rod is fixed, the aim of conveniently adjusting the direction of the workpiece can be fulfilled, the workload is reduced, the processing efficiency is improved, the rotating cylinder is rotated, the connecting rod drives the clamping head to move, the clamping head is separated from the inner wall of the clamping head, then the clamping head is taken down for replacement, the replaced clamping head is placed in the fixing column, the rotating cylinder is loosened, the clamping head is clamped with the inner wall of the clamping head under the action of the second spring, the clamping head is fixed, the purpose of replacing the clamping head can be achieved, the use cost is reduced, and the practicability and the applicability are improved.
The utility model is further provided with: the moving mechanism comprises a sliding groove, the sliding groove is formed in the surface of the rotary table, a sliding block is connected inside the sliding groove in a sliding mode, the top of the sliding block is bolted to the bottom of the fixed column, a screw is connected to the inner wall of the sliding block in a threaded mode, and the screw is in rotary sleeving connection with the inner wall of the rotary table.
By adopting the technical scheme, the clamping is convenient by arranging the moving mechanism.
The utility model is further provided with: one end of the clamping connection rod is connected with a pull block in a bolt way.
By adopting the technical scheme, the clamping rod is convenient to move by arranging the pull block.
The utility model is further provided with: one end of the screw rod is bolted with a rotating head.
By adopting the technical scheme, the screw rod is convenient to rotate and convenient to use by arranging the rotating head.
The utility model is further provided with: anti-skid patterns are formed on the surface of the rotary cylinder.
By adopting the technical scheme, through setting up anti-skidding line, prevent that the hand from skidding, the operation of being convenient for.
The utility model is further provided with: one end of the clamping connector is wedge-shaped.
By adopting the technical scheme, one end of the clamping connector is wedge-shaped, so that the clamping head can be conveniently installed.
The utility model is further provided with: the surface bolt of carousel has the dwang.
By adopting the technical scheme, through setting up the dwang, the carousel of being convenient for rotate, convenient direction of adjusting.
The utility model is further provided with: and the surface of the bottom plate is provided with mounting holes.
By adopting the technical scheme, the installation holes are formed, so that the installation is convenient.
In summary, the utility model has the following beneficial effects:
1. According to the utility model, the clamping connection rod is moved by moving the pull block, the clamping connection rod is separated from the clamping connection hole by moving the clamping connection rod, then the rotating rod is rotated, so that the turntable is rotated, when the direction of a workpiece is rotated to a required position, the pull block is loosened, the clamping connection rod is clamped with the clamping connection hole under the action of the first spring, and the direction of the clamping connection rod is fixed, so that the aim of conveniently adjusting the direction of the workpiece can be fulfilled, the workload is reduced, and the machining efficiency is improved;
2. According to the utility model, the rotating cylinder is rotated, so that the connecting rod drives the clamping head to move, the clamping head is separated from the inner wall of the clamping head, then the clamping head is taken down for replacement, the replaced clamping head is placed in the fixed column, the rotating cylinder is loosened, the clamping head is clamped with the inner wall of the clamping head under the action of the second spring, and the clamping head is fixed, so that the purpose of replacing the clamping head can be achieved, the use cost is reduced, and the practicability and applicability are improved.
Drawings
FIG. 1 is a perspective view of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a top cross-sectional view of the structure of the present utility model;
FIG. 4 is a bottom cross-sectional view of a partial structure of the present utility model;
fig. 5 is an enlarged view of the structure of fig. 2 a according to the present utility model.
Reference numerals: 1. a bottom plate; 2. a rotating shaft; 3. a turntable; 4. a rotating ring; 5. a clamping rod; 6. a limiting plate; 7. a first spring; 8. a clamping hole; 9. a moving mechanism; 10. fixing the column; 11. a clamping head; 12. a rotating cylinder; 13. a connecting rod; 14. a clamping joint; 15. a second spring; 16. a chute; 17. a slide block; 18. a screw; 19. pulling blocks; 20. a rotating head; 21. anti-skid lines; 22. a rotating lever; 23. and (5) mounting holes.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
Referring to fig. 1, fig. 2 and fig. 3, a universal fixture for processing a nozzle chamber, which comprises a bottom plate 1, the inner wall of the bottom plate 1 rotates and is sleeved with a rotating shaft 2, the top of the rotating shaft 2 is bolted with a rotary plate 3, the bottom of the rotary plate 3 is bolted with a rotating ring 4, the rotating ring 4 is rotationally sleeved with the inner wall of the bottom plate 1, the inner wall of the bottom plate 1 is slidingly sleeved with a clamping rod 5, the surface of the clamping rod 5 is fixedly sleeved with a limiting plate 6, a first spring 7 is arranged between the limiting plate 6 and the inner wall of the bottom plate 1, the surface of the rotating ring 4 is provided with a clamping hole 8, the clamping hole 8 is clamped with the clamping rod 5, a moving mechanism 9 is arranged in the rotary plate 3, the clamping rod 5 moves through moving the clamping rod 5 to enable the clamping rod 5 to be separated from the clamping hole 8, then the rotating rod 22 is rotated, when the direction of a workpiece is rotated to a required position, the clamping rod 19 is released, the clamping rod 5 is clamped with the clamping hole 8 under the action of the first spring 7, the direction of the clamping rod 5 is fixed, the workpiece can be conveniently adjusted, the work load is reduced, and the processing efficiency is improved.
Referring to fig. 1 and 2, the moving mechanism 9 includes a chute 16, the chute 16 is provided on the surface of the turntable 3, a sliding block 17 is slidably connected in the chute 16, the top of the sliding block 17 is bolted to the bottom of the fixed column 10, a screw 18 is screwed to the inner wall of the sliding block 17, and the screw 18 is rotatably sleeved with the inner wall of the turntable 3, so that the clamping is facilitated by setting the moving mechanism 9.
Referring to fig. 1, 2 and 3, one end of the clamping rod 5 is bolted with a pull block 19, and by providing the pull block 19, the clamping rod 5 is convenient to move.
Referring to fig. 1 and 2, one end of the screw 18 is bolted with a turning head 20, and by providing the turning head 20, the screw 18 is easily turned and used.
Referring to fig. 1, a rotating rod 22 is bolted to the surface of the turntable 3, and by providing the rotating rod 22, the turntable 3 is conveniently rotated, and the direction is conveniently adjusted.
Example 2:
Referring to fig. 1, fig. 2, fig. 4 and fig. 5, the top bolt of moving mechanism 9 has fixed column 10, fixed column 10's inside slip cup joints clamping head 11, fixed column 10's surface rotates and has cup jointed a rotary drum 12, rotary drum 12's inner wall articulates there is connecting rod 13, connecting rod 13's the other end articulates joint 14, and joint 14 and clamping head 11's inner wall joint, be provided with second spring 15 between joint 14 and the inner wall of fixed column 10, through rotating rotary drum 12, make connecting rod 13 drive joint 14 and remove, make joint 14 break away from the joint with clamping head 11's inner wall, then take off clamping head 11 and change, put into fixed column 10 with clamping head 11 who changes, loosen rotary drum 12, joint 14 is with clamping head 11's inner wall joint under the effect of second spring 15, with its fixed mode, can reach the purpose of changing clamping head 11, and use cost is reduced, practicality and suitability are improved.
Referring to fig. 4, the surface of the rotary cylinder 12 is provided with anti-slip patterns 21, and by providing the anti-slip patterns 21, the hand slip is prevented, and the operation is facilitated.
Referring to fig. 5, one end of the clamping head 14 is wedge-shaped, and by providing one end of the clamping head 14 with a wedge-shaped shape, the clamping head 11 is convenient to install.
Referring to fig. 1 and 3, the surface of the base plate 1 is provided with mounting holes 23, and the mounting is facilitated by providing the mounting holes 23.
The use process is briefly described: moving the pull block 19, wherein the pull block 19 moves to drive the clamping rod 5 to move, the clamping rod 5 moves to enable the clamping rod 5 to be separated from the clamping hole 8, then the rotating rod 22 is rotated to enable the turntable 3 to rotate, when the direction of a workpiece is rotated to a required position, the pull block 19 is loosened, and the clamping rod 5 is clamped with the clamping hole 8 under the action of the first spring 7, so that the direction of the workpiece is fixed, and the aim of conveniently adjusting the direction of the workpiece can be fulfilled; the rotating cylinder 12 is rotated, the rotating cylinder 12 rotates to drive the connecting rod 13 to move, the connecting rod 13 moves to drive the clamping connector 14 to move so that the clamping connector 14 is separated from the inner wall of the clamping head 11, then the clamping head 11 is taken down and replaced, the replaced clamping head 11 is placed in the fixed column 10, the rotating cylinder 12 is loosened, the clamping connector 14 is clamped with the inner wall of the clamping head 11 under the action of the second spring 15, and the clamping head 11 can be replaced.
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 universal fixture is used in nozzle chamber processing, includes bottom plate (1), its characterized in that: the inner wall of bottom plate (1) rotates and cup joints axis of rotation (2), the top bolt of axis of rotation (2) has carousel (3), the bottom bolt of carousel (3) has swivel becket (4), and the inner wall rotation of swivel becket (4) and bottom plate (1) cup joints, the inner wall slip of bottom plate (1) cup joints clamping rod (5), the fixed surface of clamping rod (5) cup joints limiting plate (6), be provided with first spring (7) between the inner wall of limiting plate (6) and bottom plate (1), joint hole (8) have been seted up on the surface of swivel becket (4), and joint hole (8) and clamping rod (5) joint, the inside of carousel (3) is provided with moving mechanism (9), the top bolt of moving mechanism (9) has fixed column (10), the inside slip of fixed column (10) cup joints clamping head (11), the surface rotation of fixed column (10) cup joints rotary drum (12), the inner wall of rotary drum (12) articulates connecting rod (13), the other end (14) and clamping head (14) have the clamping head (14), a second spring (15) is arranged between the clamping connector (14) and the inner wall of the fixed column (10).
2. The universal fixture for machining the nozzle chamber according to claim 1, wherein the moving mechanism (9) comprises a sliding groove (16), the sliding groove (16) is formed in the surface of the rotary table (3), a sliding block (17) is slidably connected in the sliding groove (16), the top of the sliding block (17) is bolted to the bottom of the fixed column (10), a screw (18) is connected to the inner wall of the sliding block (17) in a threaded manner, and the screw (18) is rotationally sleeved with the inner wall of the rotary table (3).
3. A universal fixture for machining nozzle chambers according to claim 1, characterized in that one end of the clamping rod (5) is bolted with a pull block (19).
4. A universal fixture for machining nozzle chambers according to claim 2, characterized in that one end of the screw (18) is bolted with a swivel head (20).
5. The universal fixture for machining nozzle chambers according to claim 1, wherein the surface of the rotary cylinder (12) is provided with anti-slip patterns (21).
6. A universal fixture for machining a nozzle chamber according to claim 1, wherein one end of the bayonet joint (14) is wedge-shaped.
7. A universal fixture for machining nozzle chambers according to claim 1, characterized in that the surface of the turntable (3) is bolted with a turning rod (22).
8. A universal fixture for machining a nozzle chamber according to claim 1, wherein the surface of the base plate (1) is provided with mounting holes (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425273.8U CN221019812U (en) | 2023-09-07 | 2023-09-07 | Universal fixture for machining nozzle chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322425273.8U CN221019812U (en) | 2023-09-07 | 2023-09-07 | Universal fixture for machining nozzle chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221019812U true CN221019812U (en) | 2024-05-28 |
Family
ID=91138971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322425273.8U Active CN221019812U (en) | 2023-09-07 | 2023-09-07 | Universal fixture for machining nozzle chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221019812U (en) |
-
2023
- 2023-09-07 CN CN202322425273.8U patent/CN221019812U/en active Active
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| GR01 | Patent grant |