CN222472295U - Fixing tool for hollow blade machining - Google Patents
Fixing tool for hollow blade machining Download PDFInfo
- Publication number
- CN222472295U CN222472295U CN202421289351.4U CN202421289351U CN222472295U CN 222472295 U CN222472295 U CN 222472295U CN 202421289351 U CN202421289351 U CN 202421289351U CN 222472295 U CN222472295 U CN 222472295U
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- fixing
- hollow blade
- adjusting
- machining
- fixture
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction 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
- 230000003746 surface roughness Effects 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a fixing tool for machining hollow blades, which relates to the technical field of aviation part machining and comprises a fixing base, a first fixing piece and a second fixing piece, wherein a fixing groove for placing the hollow blades to be machined is formed in the fixing base, the first fixing piece and the second fixing piece are respectively used for limiting movement of the hollow blades to be machined relative to the fixing base in a first direction and a second direction, the first direction and the second direction are mutually perpendicular, when the hollow blades to be machined are fixed, a fixing action end of the first fixing piece and a first fixing surface of the fixing groove are respectively in extrusion contact with two sides of the hollow blades to be machined, a fixing action end of the second fixing piece and a second fixing surface of the fixing groove are respectively in extrusion contact with two ends of the hollow blades to be machined, the purpose of plane machining can be achieved through one-time clamping machining of the hollow blades by using the fixing tool, and the fixing tool can be adjusted in a segmented mode, and is convenient to use and high in adaptability.
Description
Technical Field
The utility model relates to the technical field of aviation part machining, in particular to a fixing tool for machining hollow blades.
Background
The aeroengine static blade is hollow structure, need cut apart into two before the processing, process welding face and blade inner chamber respectively, the blade structure comprises tenon and blade body, tenon position thickness 22 millimeters, blade body position thickness 6 millimeters, the blade blank adopts die forging along with the manufacturing generally, die forging blank appearance irregularity leads to the blade to process unable location, blade welding face processing requires highly, the required 0.1 millimeter surface roughness of flatness after the processing is accomplished reaches within Ra0.4, design special frock in order to satisfy the part processing requirement makes the part fixed completely and evenly atress all around, do not take place to shake inside when making the part process and do not produce unnecessary internal stress, satisfy flatness and roughness requirement after guaranteeing to process the completion.
The traditional processing scheme firstly uses three shafts to remove the whole body mould pressing edge of the part, and prepares a vice clamping edge with relative drop height, clamps the part by using a vice, uses a standard block to level the bottom surface of the part below the part, and then carries out flying surface processing. Because the blade body part is thinner, the deformation of the part is controlled by the clamping force of the vice, when the clamping force is larger, the deformation of the part after the processing is finished is also increased, and when the part is processed, the clamping force is smaller, the part is easy to fly, and when the part is processed in a large scale, the quality of the part is not easy to control, and the state of the part is also unstable.
Disclosure of utility model
The utility model aims to solve the problems and designs a fixing tool for processing the hollow blade.
The utility model realizes the above purpose through the following technical scheme:
a fixed frock for hollow blade processing includes:
The fixing base is provided with a fixing groove for placing the hollow blade to be processed;
the first fixing piece is used for limiting the movement of the hollow blade to be processed relative to the fixed base in a first direction;
The fixing action end of the first fixing piece and the first fixing surface of the fixing groove are respectively in extrusion contact with two sides of the hollow blade to be processed, and the fixing action end of the second fixing piece and the second fixing surface of the fixing groove are respectively in extrusion contact with two ends of the hollow blade to be processed.
The fixing tool has the advantages that the purpose of finishing the flying surface machining can be achieved by using the fixing tool for one-time clamping machining of the hollow blade, positioning and clamping forces can be adjusted in a segmented mode, and the fixing tool is convenient to use and high in adaptability.
Drawings
FIG. 1 is a schematic structural view of a fixture for hollow vane machining according to the present utility model;
FIG. 2 is a schematic view of an exploded construction of the fixture for hollow vane machining of the present utility model;
Wherein corresponding reference numerals are as follows:
the device comprises a 1-fixed base, a 2-fixed groove, a 3-top plate, a 4-fixed screw, a 5-connecting bolt, a 6-hollow blade, a 7-first adjusting bolt, an 8-first fixing surface, a 9-second adjusting bolt and a 10-backing plate.
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. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected 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.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection, may be a mechanical connection or an electrical connection, may be a direct connection, may be an indirect connection via an intermediary, or may be a communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The following describes specific embodiments of the present utility model in detail with reference to the drawings.
As shown in fig. 1 and 2, a fixing tool for machining a hollow blade 6 includes:
The fixing base 1 is provided with a fixing groove 2 for placing a hollow blade 6 to be processed;
The first fixing piece is used for limiting the movement of the hollow blade 6 to be processed relative to the fixed base 1 in a first direction;
The second fixing piece is used for limiting the movement of the hollow blade 6 to be processed relative to the fixing base 1 in a second direction, the first direction and the second direction are mutually perpendicular, and when the hollow blade 6 to be processed is fixed, the fixing action end of the first fixing piece and the first fixing surface 8 of the fixing groove 2 are respectively in extrusion contact with two sides of the hollow blade 6 to be processed, and the fixing action end of the second fixing piece and the second fixing surface of the fixing groove 2 are respectively in extrusion contact with two ends of the hollow blade 6 to be processed.
The first fixing member includes:
The two sides of the hollow blade 6 to be processed are respectively in extrusion contact with the top plate 3 and the first fixing surface 8 of the fixing groove 2, and the top plate 3 is positioned in the fixing groove 2;
the moving part is used for adjusting the interval between the top plate 3 and the pressing surface of the fixed groove 2.
The moving part comprises at least one fixing screw 4, at least one fixing threaded hole is formed in the fixing base 1, one fixing screw 4 is in threaded connection with one fixing threaded hole, and the fixing screw 4 is in extrusion contact with the top plate 3.
The second fixing piece comprises at least one first adjusting bolt 7, at least one first adjusting threaded hole is formed in the fixing base 1, one first adjusting screw rod is in threaded connection with one first adjusting threaded hole, and the first adjusting screw rod is in extrusion contact with one end of the hollow blade 6 to be processed.
The first fixing piece further comprises two groups of second adjusting bolts 9, the two groups of second adjusting bolts 9 are symmetrically arranged on two sides of the fixing base 1, each group of second adjusting bolts 9 comprises at least one second adjusting bolt 9, two groups of second adjusting threaded holes are formed in the fixing base 1, one second adjusting screw is in threaded connection with one second adjusting threaded hole, and the second adjusting screw is in extrusion contact with one side of the hollow blade 6 to be processed.
The fixing tool further comprises at least one base plate 10, and two sides of the base plate 10 are respectively contacted with the hollow blade 6 to be processed and the bottom surface of the fixing groove 2.
The fixing tool further comprises at least one connecting bolt 5, at least one connecting through hole is formed in the base plate 10, at least one connecting threaded hole is formed in the bottom surface of the fixing groove 2, and one connecting bolt 5 penetrates through one connecting through hole to be in threaded connection with one connecting threaded hole.
The working principle of the fixing tool for processing the hollow blade 6 is as follows:
The number or the height of the backing plates 10 are selected according to the hollow blades 6, the backing plates 10 are fixed at the bottom of the fixed groove 2 of the fixed base 1 through the connecting bolts 5, then the hollow blades 6 are placed in the fixed groove 2, the hollow blades 6 are positioned above the backing plates 10, then the top plate 3 is placed in the fixed groove 2, two sides of the hollow blades 6 are respectively in extrusion contact with the top plate 3 and the first fixed surface 8 of the fixed groove 2 by utilizing moving parts, the second adjusting bolts 9 are combined, the fixed base 1 of the hollow blades 6 to be processed is limited to be in a relatively static state in the first direction, the connecting depth between the first adjusting bolts 7 and the first adjusting threaded holes on the fixed base 1 is controlled, the fixed base 1 of the hollow blades 6 to be processed is limited to be in a relatively static state in the second direction, the hollow blades 6 with different shapes and sizes can be accommodated, the clamping process is simple, the flying surface processing of the hollow blades 6 can be completed by one-time clamping processing, the positioning and clamping forces can be adjusted in a sectionally, the selection of the backing plates 10 and the first fixing parts and the second fixing parts can be adjusted, and the workpieces with different shapes can be accommodated to different shapes.
The technical scheme of the utility model is not limited to the specific embodiment, and all technical modifications made according to the technical scheme of the utility model fall within the protection scope of the utility model.
Claims (7)
1. A fixed frock for hollow blade processing, its characterized in that includes:
The fixing base is provided with a fixing groove for placing the hollow blade to be processed;
the first fixing piece is used for limiting the movement of the hollow blade to be processed relative to the fixed base in a first direction;
The fixing action end of the first fixing piece and the first fixing surface of the fixing groove are respectively in extrusion contact with two sides of the hollow blade to be processed, and the fixing action end of the second fixing piece and the second fixing surface of the fixing groove are respectively in extrusion contact with two ends of the hollow blade to be processed.
2. The fixture for machining a hollow blade of claim 1, wherein the first fixture comprises:
The two sides of the hollow blade to be processed are respectively in extrusion contact with the top plate and the first fixing surface of the fixing groove, and the top plate is positioned in the fixing groove;
The moving part is used for adjusting the interval between the top plate and the extrusion surface of the fixed groove.
3. The fixture for machining a hollow blade according to claim 2, wherein the moving member comprises at least one fixing screw, at least one fixing threaded hole is formed in the fixing base, one fixing screw is in threaded connection with one fixing threaded hole, and the fixing screw is in pressing contact with the top plate.
4. The fixture for machining a hollow blade according to claim 1, wherein the second fixing member comprises at least one first adjusting bolt, at least one first adjusting threaded hole is formed in the fixing base, one first adjusting screw is in threaded connection with one first adjusting threaded hole, and the first adjusting screw is in extrusion contact with one end of the hollow blade to be machined.
5. A fixture for machining a hollow blade according to any one of claims 1 to 3, wherein the first fixture further comprises two sets of second adjusting bolts symmetrically arranged on two sides of the fixing base, each set of second adjusting bolts comprises at least one second adjusting bolt, the fixing base is provided with two sets of second adjusting threaded holes, one second adjusting screw is in threaded connection with one second adjusting threaded hole, and the second adjusting screw is in pressing contact with one side of the hollow blade to be machined.
6. The fixture for machining a hollow blade according to any one of claims 1 to 4, further comprising at least one backing plate, wherein both sides of the backing plate are respectively contacted with the hollow blade to be machined and the bottom surface of the fixing groove.
7. The fixture for machining a hollow blade according to claim 6, further comprising at least one connecting bolt, wherein the base plate is provided with at least one connecting through hole, the bottom surface of the fixing groove is provided with at least one connecting threaded hole, and one connecting bolt passes through one connecting through hole to be in threaded connection with one connecting threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421289351.4U CN222472295U (en) | 2024-06-06 | 2024-06-06 | Fixing tool for hollow blade machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421289351.4U CN222472295U (en) | 2024-06-06 | 2024-06-06 | Fixing tool for hollow blade machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222472295U true CN222472295U (en) | 2025-02-14 |
Family
ID=94488354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421289351.4U Active CN222472295U (en) | 2024-06-06 | 2024-06-06 | Fixing tool for hollow blade machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222472295U (en) |
-
2024
- 2024-06-06 CN CN202421289351.4U patent/CN222472295U/en active Active
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