CN219043845U - Bearing seat assembly fixture of aeroengine - Google Patents

Abstract

An aircraft engine's bearing frame assembly fixture, includes: the device comprises a mounting seat, a bearing seat, a locking piece and an oil spraying ring; wherein, the top of the mounting seat is provided with a connecting table and the top of the bearing seat is provided with a connecting part; the connecting table is provided with a plurality of first connecting holes, the connecting part is provided with a plurality of second connecting holes, and the first connecting holes are in one-to-one correspondence with the second connecting holes and are adaptive to the second connecting holes; the middle part of the mounting seat is provided with a containing cavity, and the lower part of the bearing seat is matched with the containing cavity; the bearing seat is internally provided with an oil spraying ring and a locking piece, and the locking piece is arranged above the oil spraying ring; the outer side of the locking piece is matched with the inner side wall of the bearing seat through threads; the bearing frame lateral wall has a plurality of cotter holes, and the mount pad lateral wall has a plurality of righting holes, cotter hole and righting hole all evenly distributed and one-to-one.

Description

Bearing seat assembly fixture of aeroengine

Technical Field

The utility model relates to the technical field of aeroengines, in particular to a bearing seat assembly fixture of an aeroengine.

Background

When the bearing seat is assembled in the prior art, the process is as follows: clamping the bearing seat on the bench clamp; the oil injection ring is assembled in the bearing seat; the locking nut is matched with the bearing seat to be screwed up, so as to press the oil spraying ring; tightening the lock nut with a large wrench, requiring the nut to align with the bearing seat with the pin hole; a cotter pin penetrates through the pin hole to prevent the lock nut from loosening; the cotter pin is pulled apart with cotter pin pliers and inspected. However, the prior art fails to align the pin holes when the lock nut compresses the oil spray ring; the bearing seat can be damaged when being clamped by the bench clamp; the bearing block may be rotated when tightening the lock nut using a special wrench. In view of this, the present application is specifically proposed.

Disclosure of Invention

The utility model provides a bearing seat assembly tool for an aeroengine, which is characterized in that a bearing seat is arranged on the tool for assembly, so that the bearing seat is prevented from being damaged by clamping by a bench clamp, the assembly process is stable and is not easy to move, and pin holes can be easily aligned when a locking piece compresses an oil spraying ring.

The technical aim of the utility model is realized by the following technical scheme:

an aircraft engine's bearing frame assembly fixture, includes:

the device comprises a mounting seat, a bearing seat, a locking piece and an oil spraying ring;

the top of the mounting seat is provided with a connecting table, and the top of the bearing seat is provided with a connecting part;

the connecting table is provided with a plurality of first connecting holes, the connecting part is provided with a plurality of second connecting holes, and the first connecting holes are in one-to-one correspondence with the second connecting holes and are adaptive to the second connecting holes;

the middle part of the mounting seat is provided with a containing cavity, and the lower part of the bearing seat is matched with the containing cavity;

the bearing seat is internally provided with the oil spraying ring and the locking piece, and the locking piece is arranged above the oil spraying ring;

the outer side of the locking piece is matched with the inner side wall of the bearing seat through threads;

the side wall of the bearing seat is provided with a plurality of pin holes, the side wall of the mounting seat is provided with a plurality of righting holes, and the pin holes and the righting holes are uniformly distributed and are in one-to-one correspondence.

Further, a clamping part is arranged at the lower part of the mounting seat;

a stabilizing part is arranged above the clamping part;

the clamping part is matched with the bench clamp.

Further, the first connection holes and the second connection holes are arranged in three groups.

Further, the first connection hole and the second connection hole are connected through a screw.

Further, the pin holes and the righting holes are arranged in 8 groups.

Further, a baffle is arranged at the lower part of the bearing seat.

The beneficial effects of the utility model include:

when assembling the bearing frame, with the mount pad centre gripping on the bench clamp, place the bearing frame again and get into the holding intracavity of mount pad, it is connected with the fastener to it with first connecting hole and second connecting hole, carry out the installation of retaining member and oil spray ring again, because the effect of mount pad for can avoid the bench clamp to clamp the bearing frame and cause damage to it, and locking back bearing frame is difficult to take place to rotate, the process of assembling the retaining member keeps stable difficult to take place to remove, and through aligning the cotter hole with the righting hole, can align the cotter hole when guaranteeing that the retaining member compresses tightly the oil spray ring.

Drawings

FIG. 1 is a structural diagram of a bearing seat matched with the tool;

FIG. 2 is a schematic cross-sectional view of a bearing seat mated with the tooling;

FIG. 3 is a block diagram of the tooling;

fig. 4 is a structural view of the bearing housing.

In the figure: a mounting base 2; a bearing seat 3; a locking member 4; an oil spray ring 5; a vice 6; a connection stage 21; a first connection hole 22; a housing chamber 23; a righting hole 24; a clamping portion 25; a stabilizing section 26; a connection portion 31; a second connection hole 32; pin holes 33; a stop 34.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-4, an aeroengine bearing seat assembly fixture includes:

the device comprises a mounting seat 2, a bearing seat 3, a locking piece 4 and an oil injection ring 5;

wherein, the top of the mounting seat 2 is provided with a connecting table 21, and the top of the bearing seat 3 is provided with a connecting part 31;

the connecting table 21 has a plurality of first connecting holes 22, the connecting portion 31 has a plurality of second connecting holes 32, and the first connecting holes 22 and the second connecting holes 32 are in one-to-one correspondence and are adapted;

the middle part of the mounting seat 2 is provided with an accommodating cavity 23, and the lower part of the bearing seat 3 is matched with the accommodating cavity 23;

an oil spraying ring 5 and a locking piece 4 are arranged in the bearing seat 3, and the locking piece 4 is arranged above the oil spraying ring 5;

the outer side of the locking piece 4 is matched with the inner side wall of the bearing seat 3 through threads;

the side wall of the bearing seat 3 is provided with a plurality of pin holes 33, the side wall of the mounting seat 2 is provided with a plurality of righting holes 24, and the pin holes 33 and the righting holes 24 are uniformly distributed and correspond to each other one by one.

Specifically, when assembling the bearing housing, the mounting base 2 is clamped on the bench clamp 6, the bearing housing 3 is placed in the accommodating cavity 23 of the mounting base 2, the first connecting hole 22 and the second connecting hole 32 are aligned one by one and are locked by the fastener, then the oil spray ring 5 is assembled into the bearing housing 3, the locking piece 4 is assembled into the bearing housing 3 and is screwed down so as to press the oil spray ring 5, and due to the fact that the mounting base 2 and the bearing housing 3 are stably kept and are not easy to rotate when the locking piece 4 is screwed down, and by aligning the pin hole 33 with the righting hole 24, the cotter pin is pulled out by the cotter pin through the pin hole 33, and the inspection is performed, so that the cotter piece 4 can be aligned with the pin hole 33 when pressing the oil spray ring 5.

In some embodiments, the lower part of the mounting base 2 is provided with a clamping part 25;

a stabilizing part 26 is arranged above the clamping part 25;

the clamping portion 25 is adapted to the vice 6.

With the above technical solution, the bench clamp 6 can clamp the mounting seat 2 by the clamping portion 25 and, due to the stabilizing portion 26, after the clamping portion 25 is put into the bench clamp 6, the stabilizing portion 26 can be put on top of the bench clamp 6 to make the whole in a relatively accurate and stable position.

In some embodiments, the first and second connection holes 22 and 32 are arranged in three groups.

By adopting the technical scheme, the setting quantity is determined according to the situation, and the three groups can save the connection time and ensure the connection stability.

In some embodiments, the first and second connection holes 22 and 32 are connected by the screw 1.

By adopting the technical scheme, the screw 1 is adopted for connection, so that the connection is stable and reliable.

In some embodiments, the pin holes 33 are provided in 8 sets with the pilot holes 24.

With the adoption of the technical scheme, 8 groups can relatively accurately ensure that the locking piece 4 can align the pin hole 33 when pressing the oil spraying ring 5

In some embodiments, the lower part of the bearing housing 3 has a stop 34.

By adopting the technical scheme, the assembly of the oil spraying ring 5 can be facilitated through the baffle 34, and the middle part of the baffle 34 is hollow.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (6)

1. The utility model provides an aeroengine's bearing frame assembly fixture which characterized in that includes:

the device comprises a mounting seat (2), a bearing seat (3), a locking piece (4) and an oil injection ring (5);

wherein, the top of the mounting seat (2) is provided with a connecting table (21), and the top of the bearing seat (3) is provided with a connecting part (31);

the connecting table (21) is provided with a plurality of first connecting holes (22), the connecting part (31) is provided with a plurality of second connecting holes (32), and the first connecting holes (22) are in one-to-one correspondence with the second connecting holes (32) and are matched;

the middle part of the mounting seat (2) is provided with a containing cavity (23), and the lower part of the bearing seat (3) is matched with the containing cavity (23);

the oil injection ring (5) and the locking piece (4) are arranged in the bearing seat (3), and the locking piece (4) is arranged above the oil injection ring (5);

the outer side of the locking piece (4) is matched with the inner side wall of the bearing seat (3) through threads;

the side wall of the bearing seat (3) is provided with a plurality of pin holes (33), the side wall of the mounting seat (2) is provided with a plurality of righting holes (24), and the pin holes (33) and the righting holes (24) are uniformly distributed and correspond to each other one by one.

2. The aircraft engine bearing seat assembly fixture according to claim 1, wherein:

a clamping part (25) is arranged at the lower part of the mounting seat (2);

a stabilizing part (26) is arranged above the clamping part (25);

the clamping part (25) is matched with the bench clamp (6).

3. The aircraft engine bearing seat assembly fixture according to claim 1, wherein:

the first connecting holes (22) and the second connecting holes (32) are arranged in three groups.

4. The aircraft engine bearing seat assembly fixture according to claim 1, wherein:

the first connecting hole (22) and the second connecting hole (32) are connected through a screw (1).

5. The aircraft engine bearing seat assembly fixture according to claim 1, wherein:

the pin holes (33) and the righting holes (24) are arranged in 8 groups.

6. The aircraft engine bearing seat assembly fixture according to claim 1, wherein:

the lower part of the bearing seat (3) is provided with a baffle table (34).

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