CN212255010U

CN212255010U - Aeroengine blade centre gripping frock

Info

Publication number: CN212255010U
Application number: CN202020865037.1U
Authority: CN
Inventors: 吴祖峰
Original assignee: Guizhou Lifeng Technology Co ltd
Current assignee: Guizhou Lifeng Technology Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-29
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses an aeroengine blade centre gripping frock relates to centre gripping frock field, this aeroengine blade centre gripping frock, include the workstation and establish the engine blade that awaits measuring on the workstation immediately, the base back that corresponds engine blade on the workstation platen is provided with the stopper, be provided with respectively on the workstation platen and decide fixture and move fixture, and decide fixture and move fixture and distribute respectively in engine blade's both sides, the bottom sliding connection who moves fixture has the slide rail, slide rail fixed connection is on the workstation platen, and the track of slide rail sets up along slide rail length extending direction, and one side that engine blade was kept away from to the slide rail is provided with the cylinder, moves fixture and is driven along the track of slide rail by the cylinder. The utility model discloses a set up the stopper, decide fixture, move fixture, slide rail and cylinder, solved the problem of centre gripping frock centre gripping when the sample is dispatched from the factory and is tested to the engine blade of different models.

Description

Aeroengine blade centre gripping frock

Technical Field

The utility model relates to a centre gripping frock technical field specifically is an aeroengine blade centre gripping frock.

Background

The blades of the engine blades are important components of the engine, the blades rotating at high speed are responsible for sucking high-temperature and high-pressure airflow into a combustor, in order to maintain the operation of the engine, the blades of the aeroengine are generally subjected to greater working stress and higher working temperature during operation, and in addition, have problems of corrosion and abrasion, thus requiring high machining precision of the blades, the produced blades need to be sampled and detected when the engine blades are produced, the damage and the influence of various factors on the engine blades are measured to ensure the reliability during operation, therefore, the engine blades need to be clamped during the measurement, for example, the engine blades can be clamped during the measurement of the corrosion resistance, the surface of the engine blade is locally coated with the corrosive liquid, so that the corrosion condition is detected, and the part which is not coated with the corrosive liquid is conveniently compared with the part which is coated with the corrosive liquid on the same engine blade.

In order to clamp engine blades of different models and to clamp stably, the clamping tool for the aero-engine blades is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an aeroengine blade centre gripping frock has solved the problem of centre gripping when the sample is dispatched from the factory and is tested to the engine blade of different models of centre gripping frock.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an aeroengine blade centre gripping frock, includes the workstation and sets up the engine blade that awaits measuring on the workstation immediately, the base back that corresponds engine blade on the workstation platen is provided with the stopper, be provided with respectively on the workstation platen and decide fixture and move fixture, and decide fixture and move fixture and distribute respectively in engine blade's both sides, the bottom sliding connection who moves fixture has the slide rail, slide rail fixed connection is on the workstation platen, and the track of slide rail sets up along slide rail length extending direction, one side that engine blade was kept away from to the slide rail is provided with the cylinder, it is driven along the track of slide rail by the cylinder to move fixture.

Preferably, decide fixture includes stand one, two sets of spliced pole one, connecting plate one, fixed station one and rubber pad one, a stand fixed connection is on the workstation platen, and is two sets of spliced pole one all sets up in one side that stand one is close to engine blade, and is two sets of the one end that stand one was kept away from to spliced pole one is all through bolt two and the installation of connecting plate one, the one end of bolt two runs through the connecting plate in the lump with the screw hole threaded connection of spliced pole one end, one side fixed connection of spliced pole one and fixed station one is kept away from to connecting plate one, one side fixed connection of fixed station one opposite side and rubber pad one, the opposite side of rubber pad one and one side contact of engine blade.

Preferably, the movable clamping mechanism comprises a second upright post, two groups of second connecting columns, a second connecting plate, a second fixed table and a second rubber pad, the bottom end of the second upright post is in sliding connection with the inner wall of the track of the slide rail, a piston rod of the air cylinder penetrates through a convex opening on one side of the slide rail along the horizontal direction and is fixedly connected with one side, away from the engine blades, of the second upright post, the two groups of second connecting columns are arranged on the other side of the second upright post, one ends, away from the second upright post, of the two groups of second connecting columns are mounted with the second connecting plate through a third bolt, one end of the third bolt penetrates through the second connecting plate and is in threaded connection with a threaded hole on one end of the second connecting column, one side, away from the second connecting column, of the second connecting plate is fixedly connected with one side of the second fixed, the engine blade is clamped by a first rubber pad, a second rubber pad and a limiting block, the shape of the opposite surface of the first rubber pad and the shape of the opposite surface of the second rubber pad are respectively matched with the shape of the corresponding side of the engine blade, and the shape of the opposite surface of the base of the engine blade is matched with the shape of the opposite surface of the base of the engine blade.

Preferably, the limiting block is installed on the workbench bedplate through a first bolt, and an adjusting groove is formed in the position, corresponding to the first bolt, of the workbench.

Preferably, the cylinder is a double-shaft cylinder.

(III) advantageous effects

The utility model provides an aeroengine blade centre gripping frock possesses following beneficial effect:

the utility model is provided with a limiting block, a fixed clamping mechanism, a movable clamping mechanism, a slide rail and a cylinder, the engine blade is clamped by the limiting block, the fixed clamping mechanism and the movable clamping mechanism are clamped at two sides of the engine blade, the limiting block is clamped at the back of the engine blade, the movable clamping mechanism is driven by the cylinder to slide to one side close to the fixed clamping mechanism, the clamping and the stable clamping can be ensured, simultaneously, the shapes of the limiting block, the rubber pad I and the rubber pad II are matched with the shape of the engine blade, the limiting block, the fixed clamp structure and the movable clamp structure which can be selected to be matched in model are arranged on the workbench when the engine blades of different models are measured, the replacement is simple, the number of replaced parts is small, can guarantee the engine blade of the different models of whole centre gripping frock adaptation, solve the problem of centre gripping when the sampling is dispatched from the factory and is tested to the engine blade of different models of centre gripping frock.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the engine blade of the present invention;

FIG. 3 is a front sectional view of the bolt of the present invention at two positions;

FIG. 4 is a front sectional view of the slide rail of the present invention;

FIG. 5 is a schematic view of a partial structure of the bolt shown in FIG. 4 according to the present invention;

fig. 6 is a top view of the working table of the present invention.

In the figure: 1. a work table; 2. an engine blade; 3. a limiting block; 4. a third bolt; 5. a fixed clamping mechanism; 501. a first upright post; 502. connecting a column I; 503. a first connecting plate; 504. a first fixed table; 505. a first rubber pad; 6. a movable clamping mechanism; 601. a second upright post; 602. connecting a second column; 603. a second connecting plate; 604. a second fixed table; 605. a second rubber pad; 7. a slide rail; 8. a cylinder; 9. a first bolt; 10. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-6, the utility model provides a technical solution: an aircraft engine blade clamping tool comprises a workbench 1 and an engine blade 2 to be tested vertically arranged on the workbench 1, wherein the engine blade 2 comprises a base and a blade, a power switch and a cylinder control switch are arranged on the workbench 1, the power switch controls the on-off of a main power supply, the cylinder control switch controls the on-off of a cylinder 8, a limiting block 3 is arranged on a bedplate of the workbench 1 corresponding to the back of the base of the engine blade 2, a fixed clamping mechanism 5 and a movable clamping mechanism 6 are respectively arranged on the bedplate of the workbench 1, the parts of the fixed clamping mechanism 5 and the movable clamping mechanism 6 are the same, the fixed clamping mechanism 5 is fixed on the workbench 1 and can slide on the workbench 1 along the horizontal direction, the fixed clamping mechanism 5 and the movable clamping mechanism 6 are respectively distributed on two sides of the engine blade 2, the bottom of the movable clamping mechanism 6 is connected with a sliding rail 7 in a sliding manner, the slide rail 7 is fixedly connected to a bedplate of the workbench 1, the rail of the slide rail 7 is arranged along the length extension direction of the slide rail 7, the shape of the rail is rectangular, the shape of the rail is matched with that of the second upright column 601, so that the second upright column 601 can stably slide, one side of the slide rail 7, which is far away from the engine blade 2, is provided with an air cylinder 8, the movable clamping mechanism 6 is driven by the air cylinder 8 along the rail of the slide rail 7, the first upright column 501, the two groups of first connecting columns 502, the first connecting plate 503, the first fixed table 504 and the first rubber pad 505 are respectively the same as the second upright column 601, the two groups of second connecting columns 602, the second connecting plate 603, the second fixed table 604 and the second rubber pad 605, the first fixed table 504 and the second fixed table 604 are made of hard plastic plates, the first fixed table 504 and the second fixed table 604 are different in shape, the first rubber pad 505 and, and the shapes of the first rubber pad 505 and the second rubber pad 605 are different.

As a technical optimization scheme of the utility model, the fixed clamping mechanism 5 comprises a first upright column 501, two groups of first connecting columns 502, a first connecting plate 503, a first fixed platform 504 and a first rubber pad 505, the first upright column 501 is a quadrangular prism, the two groups of first connecting columns 502 are parallel and distributed up and down, the two groups of first connecting columns 502 and the first upright column 501 are fixedly connected into a whole, the first upright column 501 is fixedly connected to the bedplate of the worktable 1, the two groups of first connecting columns 502, the first connecting plate 503, the first fixed platform 504 and the first rubber pad 505 are not contacted with the worktable 1, the two groups of first connecting columns 502 are horizontally arranged at one side of the first upright column 501 close to the engine blade 2, one ends of the two groups of first connecting columns 502, far away from the first upright column 501, are all installed with the first connecting plate 503 through a second bolt 10, one end of the second bolt 10 penetrates through the first connecting plate 503 and is in threaded connection with a threaded hole at, one side of the first connecting plate 503, which is far away from the first connecting column 502, is fixedly connected with one side of the first fixing table 504, the other side of the first fixing table 504 is fixedly connected with one side of the first rubber pad 505, and the other side of the first rubber pad 505 is in contact with one side of the blade of the engine blade 2.

As a technical optimization scheme of the utility model, the movable clamping mechanism 6 comprises a second upright post 601, two groups of second connecting posts 602, a second connecting plate 603, a second fixed table 604 and a second rubber pad 605, the second upright post 601 is a quadrangular prism, the two groups of second connecting posts 602 are distributed in parallel and vertically, the two groups of second connecting posts 602 and the second upright post 601 are fixedly connected into a whole, the second upright post 601, the two groups of second connecting posts 602, the second connecting plate 603, the second fixed table 604 and the second rubber pad 605 are all not in contact with the working table 1, the bottom end of the second upright post 601 is in sliding connection with the inner wall of the track of the slide rail 7, the piston rod of the cylinder 8 penetrates through the convex opening at one side of the slide rail 7 along the horizontal direction and is fixedly connected with one side of the second upright post 601 far away from the engine blade 2, the two groups of second connecting posts 602 are both arranged at the other side of the second, one end of a third bolt 4 penetrates through the second connecting plate 603 and is in threaded connection with a threaded hole in one end of the second connecting column 602, the second connecting plate 603 can be clamped on the second connecting column 602 through the third bolt 4, one side, far away from the second connecting column 602, of the second connecting plate 603 is fixedly connected with one side of the second fixed table 604, the other side of the second fixed table 604 is fixedly connected with one side of the second rubber pad 605, the other side of the second rubber pad 605 is in contact with the other side of the blade of the engine blade 2, the engine blade 2 is clamped by the first rubber pad 505, the second rubber pad 605 and the limiting block 3, the shapes of opposite faces of the first rubber pad 505 and the second rubber pad 605 are respectively matched with the shape of one side, corresponding to the.

As a technical optimization scheme of the utility model, the limit block 3 is installed on the platen of the workbench 1 through the first bolt 9, the limit block 3, the first rubber pad 505 and the second rubber pad 605 are all parts matched with the model of the engine blade 2, the corresponding limit block 3, the first rubber pad 505 and the second rubber pad 605 can be selected according to the determined model of the engine blade 2 to be installed, so as to conveniently clamp the engine blades 2 with different models, the limit block 3 can be installed on the first dismounting bolt 9, the first connecting plate 503, the first fixing platform 504 and the first rubber pad 505 are fixed and connected into a whole fixed clamp structure, the second dismounting bolt 10 can select a fixed clamp structure with a corresponding model to be installed on the first two connecting columns 502, the second connecting plate 603, the second fixing platform 604 and the second rubber pad 605 are fixed and connected into a whole movable clamp structure, the third dismounting bolt 4 can select a movable clamp structure with a corresponding model to, the adjusting groove is formed in the position, corresponding to the mounting position of the first bolt 9, of the workbench 1 and is a long groove, the first bolt 9 can horizontally slide along the long groove, the mounting position of the limiting block 3 is adjusted, meanwhile, the first bolt 9 is locked by the corresponding nut, the cabinet door of the workbench 1 is opened, mounting and dismounting of the nut can be operated, and the nut is located in the cabinet body of the workbench 1.

As a technical optimization scheme of the utility model, cylinder 8 is the biax cylinder, and slide rail 7 and one side fixed connection who keeps away from engine blade 2 with two stands 601 are all run through to the biax of cylinder 8, guarantee the stability of work through the biax.

When in use, firstly the limited block 3 is arranged on the workbench 1 and is locked and fixed by the first bolt 9 and the matched nut, then the fixed clamp structure consisting of the first connecting plate 503, the first fixed platform 504 and the first rubber pad 505 is arranged on the first two groups of connecting columns 502 and is locked and fixed by the second bolt 10, then the movable clamp structure consisting of the second connecting plate 603, the second fixed platform 604 and the second rubber pad 605 is arranged on the second two groups of connecting columns 602 and is locked and fixed by the third bolt 4, finally the base of the engine blade 2 is attached to the limited block 3 and is arranged on the workbench 1, one side of the engine blade 2 is attached to the first rubber pad 505, and then the power switch and the cylinder control switch are sequentially started, namely the cylinder 8 drives the piston rod to feed and push the second vertical column 601 to move towards one side close to the sliding engine blade 2 along the track of the sliding rail 7, so that the second rubber pad of the movable, the engine blade 2 can be clamped.

To sum up can, the utility model discloses a set up stopper 3, decide fixture 5, move fixture 6, slide rail 7 and cylinder 8, solved the problem of centre gripping frock to the engine blade 2 of different models centre gripping when the sample is dispatched from the factory and is tested.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aeroengine blade centre gripping frock, includes workstation (1) and found engine blade (2) that awaits measuring on workstation (1) immediately, its characterized in that: the engine blade clamping device is characterized in that a limiting block (3) is arranged on the back face of a base, corresponding to an engine blade (2), of a platen of the workbench (1), a fixed clamping mechanism (5) and a movable clamping mechanism (6) are arranged on the platen of the workbench (1) respectively, the fixed clamping mechanism (5) and the movable clamping mechanism (6) are distributed on two sides of the engine blade (2) respectively, a sliding rail (7) is connected to the bottom of the movable clamping mechanism (6) in a sliding mode, the sliding rail (7) is fixedly connected to the platen of the workbench (1), a rail of the sliding rail (7) is arranged along the length extending direction of the sliding rail (7), an air cylinder (8) is arranged on one side, away from the engine blade (2), of the sliding rail (7), and the movable clamping mechanism (6) is driven by the air cylinder (8.

2. The aircraft engine blade clamping tool according to claim 1, characterized in that: the fixed clamping mechanism (5) comprises a first upright post (501), two first connecting columns (502), a first connecting plate (503), a first fixed table (504) and a first rubber pad (505), the first upright post (501) is fixedly connected to a table plate of the workbench (1), the two first connecting columns (502) are arranged on one side, close to the engine blade (2), of the first upright post (501), one ends, far away from the first upright post (501), of the two first connecting columns (502) are mounted with the first connecting plate (503) through second bolts (10), one ends of the second bolts (10) penetrate through the first connecting plate (503) and are in threaded connection with threaded holes in one ends of the first connecting columns (502), one side, far away from the first connecting columns (502), of the first connecting plate (503) is fixedly connected with one side of the first fixed table (504), the other side of the first fixed table (504) is fixedly connected with one side of the first rubber pad (505), the other side of the rubber pad I (505) is in contact with one side of the blade of the engine blade (2).

3. The aircraft engine blade centre gripping frock of claim 2, characterized in that: the movable clamping mechanism (6) comprises a second upright post (601), two groups of second connecting columns (602), a second connecting plate (603), a second fixed table (604) and a second rubber pad (605), the bottom end of the second upright post (601) is in sliding connection with the inner wall of a track of the slide rail (7), a piston rod of the air cylinder (8) penetrates through a convex opening on one side of the slide rail (7) along the horizontal direction and is fixedly connected with one side, away from the engine blade (2), of the second upright post (601), the two groups of second connecting columns (602) are arranged on the other side of the second upright post (601), one ends, away from the second upright post (601), of the two groups of second connecting columns (602) are respectively installed with the second connecting plate (603) through a third bolt (4), one end of the third bolt (4) penetrates through the second connecting plate (603) and is in threaded connection with a threaded hole on one end of the second connecting column (602), one side, away from the second connecting column (602), of, the other side of the second fixed platform (604) is fixedly connected with one side of a second rubber pad (605), the other side of the second rubber pad (605) is in contact with the other side of the blade of the engine blade (2), the engine blade (2) is clamped by a first rubber pad (505), a second rubber pad (605) and a limiting block (3), the shapes of opposite surfaces of the first rubber pad (505) and the second rubber pad (605) are respectively matched with the shape of the corresponding side of the engine blade (2), and the limiting block (3) is matched with the shape of the opposite surface of the base of the engine blade (2).

4. The aircraft engine blade clamping tool according to claim 1, characterized in that: the limiting block (3) is installed on a platen of the workbench (1) through a first bolt (9), and an adjusting groove is formed in the position, corresponding to the installation position of the first bolt (9), of the workbench (1).

5. The aircraft engine blade clamping tool according to claim 1, characterized in that: the air cylinder (8) is a double-shaft air cylinder.