CN220446372U

CN220446372U - Fan assembly installation equipment

Info

Publication number: CN220446372U
Application number: CN202322019949.3U
Authority: CN
Inventors: 刘越; 韩祥坤; 李付彪
Original assignee: Anwha Shanghai Automation Engineering Co ltd
Current assignee: Anwha Shanghai Automation Engineering Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-02-06
Anticipated expiration: 2033-07-28

Abstract

Embodiments of the present specification provide a fan assembly mounting apparatus, including: a machine frame; the lifting mechanism is arranged on the machine table frame and realizes lifting through a gear rack structure; the rotating mechanism is arranged on the lifting mechanism, and the rotating mechanism rotates through the gear-gear ring structure, and drives the rotating mechanism to synchronously move when the lifting mechanism lifts; the placing frame is arranged on the rotating mechanism, and the fan assembly is placed on the placing frame; wherein, elevating system drives the rack through rotary mechanism and goes up and down, and rotary mechanism drives the rack rotation. Can drive the rack through elevating system and go up and down, can operate the position height adjustment of fan assembly to personnel comfortable state, through setting up rotary mechanism, rotary mechanism realizes driving the rotation of rack through gear ring structure to realize the upset operation to fan assembly, can avoid personnel manual upset, greatly avoid producing the incident.

Description

Fan assembly installation equipment

Technical Field

The specification relates to aeroengine fan assembly technical field, concretely relates to fan assembly erection equipment.

Background

The fan assembly is an important component of an aircraft engine, as in fig. 3, and comprises a fan support 19, a fan rotor, a tertiary rectifier, a secondary rectifier, a primary rectifier and a front casing. The current installation is that firstly the fan support 19 is fixed on the supporting table, then the fan rotor is installed, the three-stage collators, the two-stage collators, the first-stage rectifier and the front casing are installed in sequence, each layer of rectifier needs to be locked by a circle of bolts, after all locking, the matching flatness between the fan support 19 and the three-stage rectifier needs to be measured by integrally overturning 180 degrees, and after the measurement is finished, the three-stage rectifier is overturned again by 180 degrees to restore to the original state.

The current installation mainly has the following defects:

1. personnel need to bend over and climb continuously: because the whole fan assembly size is higher, so bottom sprag platform height is about 400mm, personnel need bow when beginning to install fan support 19 and tertiary arrangement ware and screw up the bolt, need climb the operation again when later stage installation front housing, and the people is tired not only easily when the height state, causes the bolt to screw up not tight more easily and produces quality problems.

2. Manually turning over the fan assembly by a person: the fan assembly needs to be turned 180 degrees after being installed, the fan assembly is lifted to a certain height by the aid of the lifting tool at present, then two people manually turn over the fan assembly for 180 degrees and slowly fall on the supporting table, the operation has a very large potential safety hazard, if the fan assembly falls due to unstable lifting tool operation or the quality problem of the lifting tool, extremely large property loss is caused, and in addition, the manual turning efficiency is low, so that productivity is greatly affected.

Disclosure of Invention

In view of this, this description embodiment provides a fan assembly erection equipment, places the fan assembly through setting up the rack, sets up the elevating system who realizes going up and down through rack and pinion structure, and elevating system can drive the rack and goes up and down, can operate the position height adjustment of fan assembly to personnel comfortable state, through setting up rotary mechanism, rotary mechanism realizes the rotation that drives the rack through gear ring structure to realize the upset operation to the fan assembly.

The embodiment of the specification provides the following technical scheme: a fan assembly mounting apparatus comprising:

a machine frame;

the lifting mechanism is arranged on the machine table frame and realizes lifting through a gear rack structure;

the rotating mechanism is arranged on the lifting mechanism, the rotating mechanism rotates through a gear and gear ring structure, and the lifting mechanism drives the rotating mechanism to synchronously move when lifting;

the placing frame is arranged on the rotating mechanism, and the fan assembly is arranged on the placing frame;

the lifting mechanism drives the placing frame to lift through the rotating mechanism, and the rotating mechanism drives the placing frame to rotate.

Preferably, the lifting mechanism comprises a first motor, a mounting plate, a first gear, a rack, a lifting substrate, a guide rail and a sliding block, wherein the first motor is mounted on the mounting plate, the output end of the first motor is connected with the first gear, the gear is meshed with the rack, the rack is arranged on the machine table frame, the mounting plate is connected with the lifting substrate, the guide rail is arranged on the machine table frame, the sliding block is connected with the guide rail in a sliding manner, and the sliding block is fixedly connected with the lifting substrate.

Preferably, the guide rail is provided with two groups, and a plurality of sliding blocks are connected to the two groups of guide rail in a sliding manner.

Preferably, the rotary mechanism comprises a second motor, a connecting plate, a second gear, a rotary disk and a rotary base, wherein the second motor is installed on the lifting base plate through the connecting plate, the output end of the second motor is connected with the second gear, a gear ring is connected to the outer turnover of the rotary disk in a rotary manner, the second gear is meshed with the gear ring, the first side of the rotary disk is fixedly connected with the connecting plate, the second side of the gear ring is fixedly connected with the rotary base, and the placing frame is arranged on the rotary base.

Preferably, the second motor is disposed above the first motor, and the second gear is disposed above the gear ring.

Preferably, the placement frame comprises an arm guard and a rotary bearing seat, the arm guard is mounted on the rotating mechanism, the rotary bearing seat is connected with the arm guard, the fan assembly is placed on the rotary bearing seat, and the arm guard is used for clamping the fan assembly.

Preferably, the device further comprises an infrared camera disposed at the top of the machine frame, and the infrared camera is used for identifying a position of tightening the bolt to the fan assembly.

Preferably, the infrared camera is mounted on the top of the machine table frame through a camera support, and the infrared camera is located right above the placing frame.

Preferably, the rotating mechanism can drive the placing frame to rotate at least 180 degrees.

Compared with the prior art, the beneficial effects that above-mentioned at least one technical scheme that this description embodiment adopted can reach include at least:

placing the fan subassembly through setting up the rack, setting up the elevating system who realizes going up and down through rack and pinion structure, elevating system can drive the rack and go up and down, can operate the high comfortable state of personnel of adjusting the position of fan subassembly, through setting up rotary mechanism, rotary mechanism realizes driving the rotation of rack through gear ring structure to the realization is to the upset operation of fan subassembly, can avoid personnel manual upset, greatly avoids producing the incident.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a fan assembly mounting apparatus provided by the present utility model;

FIG. 2 is a schematic view of the lifting mechanism of the fan assembly mounting apparatus provided by the present utility model;

fig. 3 is a schematic structural view of a fan assembly.

In the figure 1, a machine frame; 2. rotating the base; 3. a rotating disc; 4. a first motor; 5. a second motor; 6. a guide rail; 7. a rack; 8. an infrared camera; 9. lifting the substrate; 10. a connecting plate; 11. a second gear; 12. arm protection; 13. a placing rack; 14. a first gear; 15. a mounting plate; 16. a gear ring; 17. a support table; 18. a three-pole rectifier; 19. a fan support; 20. a secondary rectifier; 21. a primary rectifier; 22. a fan rotor; 23. front casing.

Detailed Description

Embodiments of the present application are described in detail below with reference to the accompanying drawings.

Other advantages and effects of the present application will become apparent to those skilled in the art from the present disclosure, when the following description of the embodiments is taken in conjunction with the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. The present application may be embodied or carried out in other specific embodiments, and the details of the present application may be modified or changed from various points of view and applications without departing from the spirit of the present application. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, apparatus may be implemented and/or methods practiced using any number and aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.

It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concepts of the application by way of illustration, and only the components related to the application are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.

In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.

The following describes the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.

Currently, the fan assembly installation of aircraft engines suffers from the following disadvantages:

2. Personnel need to rotate the operation around the fan assembly: because each layer of rectifier and front casing installation all need screw up the round bolt, so operating personnel need just can accomplish the screw up of all bolts around fan unit 4 circles, not only cause operating personnel's tired like this, cause the bolt to screw up more easily and do not produce quality problems.

3. Manually turning over the fan assembly by a person: the fan assembly needs to be turned 180 degrees after being installed, the fan assembly is lifted to a certain height by the aid of the lifting tool at present, then two people manually turn over the fan assembly for 180 degrees and slowly fall on the supporting table, the operation has a very large potential safety hazard, if the fan assembly falls due to unstable lifting tool operation or the quality problem of the lifting tool, extremely large property loss is caused, and in addition, the manual turning efficiency is low, so that productivity is greatly affected.

4. Manual tightening of bolts is inaccurate in torque value and easy to disorder in sequence: at present, the bolt tightening is mainly operated by manual operation by using a manual wrench, the torque of the bolt tightening is completely confirmed according to the proficiency of a worker, and the numerical value cannot be traced, so that the bolt tightening has great quality hidden trouble; in addition, for the round position, the order of the crisscross method is generally needed to be screwed, and the manual operation is easy to cause the order disorder.

As shown in fig. 1-2, a fan assembly mounting apparatus includes:

the machine table comprises a machine table frame 1, wherein the machine table frame 1 comprises a mounting frame which extends vertically upwards;

the lifting mechanism is arranged on the machine frame 1 and realizes lifting through a gear rack 7 structure;

the rotating mechanism is arranged on the lifting mechanism, the rotating mechanism rotates through a gear ring 16 structure, and the lifting mechanism drives the rotating mechanism to synchronously move when lifting;

a placement frame 13, wherein the placement frame 13 is arranged on the rotating mechanism, and the fan assembly is placed on the placement frame 13;

the lifting mechanism drives the placing frame 13 to lift through the rotating mechanism, and the rotating mechanism drives the placing frame 13 to rotate.

Placing fan assembly through setting up rack 13, fan support 19 of fan assembly installs on rack 13, can avoid the separation between fan support 19 and the rack 13, guarantee the security, use electronic tightening rifle to screw up the bolt, the bolt installation is assembled according to the crisscross method, set up the elevating system who realizes going up and down through rack and pinion 7 structure, elevating system can drive rack 13 and go up and down, can adjust fan assembly's position height to personnel comfortable state and operate, the staff of being convenient for adopts electronic tightening rifle to screw up the bolt, through setting up rotary mechanism, rotary mechanism passes through gear ring 16 structure realization and drives the rotation of rack 13, make fan assembly rotatory 180, the staff of being convenient for measures fan support 19 and tertiary rectifier's roughness.

It should be noted that, the lifting function in the application can use the gear rack 7 structure to realize lifting, or can also use the motor to drive the screw rod to rotate and lift, and the lifting mechanism is not particularly limited; the turning function may be implemented by using a gear ring 16 structure, or may be implemented by using a motor to drive a shaft to rotate, and the rotation mechanism thereof is not particularly limited.

As shown in fig. 1-2, in some embodiments, the lifting mechanism includes a first motor 4, a mounting plate 15, a first gear 14, a rack 7, a lifting base plate 9, a guide rail 6 and a slider, where the first motor 4 is mounted on the mounting plate 15, an output end of the first motor 4 is connected with the first gear 14, the gear is meshed with the rack 7, the rack 7 is disposed on the machine frame 1, the mounting plate 15 is connected with the lifting base plate 9, the guide rail 6 is disposed on the machine frame 1, the slider is slidingly connected with the guide rail 6, and the slider is fixedly connected with the lifting base plate 9.

The first motor 4 drives the first gear 14 to rotate, and as the first gear 14 is meshed with the rack 7, and the rack 7 is fixed on the machine frame 1, the first gear 14 moves along the direction of the rack 7, the first gear 14 drives the first motor 4 to move together, the first motor 4 drives the lifting base plate 9 to move through the mounting plate 15, the lifting base plate 9 moves and drives the sliding block to move along the guide rail 6, the sliding block and the guide rail 6 can play a limiting and guiding role on the lifting base plate 9, the lifting base plate 9 can only move up and down along the vertical direction, the lifting base plate 9 drives the placing rack 13 to move through the rotating mechanism, the position height of the placing rack 13 can be adjusted, and therefore the position height of the fan assembly on the placing rack 13 is adjusted.

Further, the guide rails 6 are provided with two groups, the two groups of guide rails 6 are all connected with a plurality of sliding blocks in a sliding manner, the two groups of guide rails 6 are symmetrically distributed about the central line of the lifting base plate 9 through the two groups of guide rails 6, and the two groups of guide rails 6 are all provided with a plurality of sliding blocks connected with the lifting base plate 9, so that the stability of the lifting base plate 9 during up-and-down movement can be ensured.

As shown in fig. 1-2, in some embodiments, the rotating mechanism includes a second motor 5, a connecting plate 10, a second gear 11, a rotating disc 3 and a rotating base 2, the second motor 5 is installed on the lifting base 9 through the connecting plate 10, an output end of the second motor 5 is connected with the second gear 11, a gear ring 16 is rotatably connected to an outer periphery of the rotating disc 3, the second gear 11 is meshed with the gear ring 16, a first side of the rotating disc 3 is fixedly connected with the connecting plate 10, a second side of the gear ring 16 is fixedly connected with the rotating base 2, and a placing rack 13 is arranged on the rotating base 2.

The second motor 5 drives the second gear 11 to rotate, and the second gear 11 is meshed with the gear ring 16 on the periphery of the rotating disc 3, so that the second gear 11 drives the gear ring 16 to rotate, and the rotating disc 3 cannot rotate along with the gear ring 16 due to the rotary connection between the gear ring 16 and the rotating base 2, and the gear ring 16 drives the rotating base 2 to rotate, and the rotating base 2 drives the placing frame 13 to rotate together, so that the rotating operation of the fan assembly on the placing frame 13 is realized.

As shown in fig. 1-2, in some embodiments, the second motor 5 is disposed above the first motor 4, the second gear 11 is disposed above the gear ring 16, the second motor 5 is disposed above the first motor 4, so that the overall configuration is convenient, and the second gear 11 is disposed above the gear ring 16, so that the second gear 11 rotates the gear ring 16.

As shown in fig. 1-2, in some embodiments, the rotating mechanism may at least drive the rack 13 to rotate 180 ° so as to enable the fan assembly on the rack 13 to rotate at least 180 ° to facilitate the staff to measure the flatness of the fan support 19 and the three-stage rectifier.

As shown in fig. 1-2, in some embodiments, the placement frame 13 includes an arm guard 12 and a revolving bearing seat, the arm guard 12 is mounted on the rotating mechanism, the revolving bearing seat is connected with the arm guard 12, the fan assembly is placed on the revolving bearing seat, the revolving bearing seat is a bearing capable of bearing axial load and radial load, the resistance in the rotating process is small, the manual force application can realize easy rotation of the fan assembly, the arm guard 12 is used for clamping the fan assembly, and by arranging the arm guard 12, the fan assembly can be clamped and fixed, so as to ensure the fixing effect of the fan assembly.

As shown in fig. 1-2, in some embodiments, the apparatus further includes an infrared camera 8, the infrared camera 8 is disposed at the top of the machine frame 1, the infrared camera 8 is used for identifying a position of screwing the bolt to the fan assembly, by disposing the infrared camera 8, the bolt screwing sequence is firstly input into the program, when the electric screwing gun is manually used for screwing the bolt, the position of the sleeve of the screwing gun can be identified through the infrared camera 8, and when the screwing sequence of the bolt is inconsistent with the program, the control system controls the electric screwing gun to be unable to rotate, thereby ensuring the correctness of the screwing sequence and preventing manual operation from mistakes.

The order of tightening the bolts is a crisscross method, and the bolt position recognition function may be recognized by using the infrared camera 8 or the XY axis encoder, and the recognition means is not particularly limited.

As shown in fig. 1-2, in some embodiments, the infrared camera 8 is mounted on the top of the machine frame 1 through a camera bracket, the infrared camera 8 is located directly above the placement frame 13, and by setting the camera bracket to mount the infrared camera 8, the infrared camera 8 can be located directly above the placement frame 13, so that the infrared camera 8 can monitor the fan assembly on the placement frame 13.

Referring to fig. 1-3, the specific workflow of the present application will be described as follows:

starting the first motor 4, the first motor 4 drives the first gear 14 to rotate, the first gear 14 can move along the direction of the rack 7, the first gear 14 drives the first motor 4 to move together, the first motor 4 drives the lifting base plate 9 to move through the mounting plate 15, the lifting base plate 9 simultaneously drives the sliding block to move along the guide rail 6, the sliding block and the guide rail 6 can play a role in limiting and guiding the lifting base plate 9, the lifting base plate 9 can only move up and down along the vertical direction, the lifting base plate 9 drives the placing frame 13 to move through the rotating mechanism, the rotary bearing seat can be controlled to be at a proper manual operation height, the fan support 19 is mounted on the rotary bearing seat, the bolts are screwed by using the electric screwing gun, the bolts are assembled according to a crisscross method, the installation sequence of the bolts is identified by using the infrared camera 8 in the process, the fan rotor 22, the three-stage rectifier and the two-stage rectifier 20 are sequentially installed, with the increase of the height, the first motor 4 can reduce the height of the revolving bearing seat, after manually installing bolts in front of the second and third rectifiers, manually rotate the second rectifier 20 for a certain angle, install bolts at other positions again, reduce the height of the revolving bearing seat through the first motor 4, place the first rectifier 21, screw the bolts through an electric screwing gun, assemble according to a cross method, identify the bolt installation sequence through the infrared camera 8 in the process, manually rotate the first rectifier 21 for a certain angle, install bolts at other positions again, reduce the height of the revolving bearing seat through the first motor 4, reduce the height of the revolving bearing seat, place the front casing 23, screw the bolts through the electric screwing gun, assemble according to the cross method, identify the bolt installation sequence through the infrared camera 8 in the process, the front casing 23 is manually rotated by a certain angle, bolts at other positions are installed again, after the fan assembly is installed, the first motor 4 is started again, the fan assembly is adjusted to a proper height, the second motor 5 is started, the second motor 5 drives the second gear 11 to rotate, the second gear 11 is meshed with the gear ring 16 on the periphery of the rotating disc 3, the second gear 11 drives the gear ring 16 to rotate, the rotating disc 3 is rotationally connected with the rotating disc 3, the rotating disc 16 cannot rotate along with the gear ring 16, the gear ring 16 is fixedly connected with the rotating base 2, the rotating base 2 drives the placing frame 13 to rotate together, therefore the rotating operation of the fan assembly on the placing frame 13 is achieved, the fan assembly is rotated by 180 degrees, the flatness of the fan support 19 and the three-stage rectifier is manually measured, the measuring tool is removed after measurement is completed, the rotating motor is started to be controlled, and the fan assembly is rotated by 180 degrees to be restored to the original state.

The same and similar parts of the embodiments in this specification are all mutually referred to, and each embodiment focuses on the differences from the other embodiments. In particular, for the method embodiments described later, since they correspond to the system, the description is relatively simple, and reference should be made to the description of some of the system embodiments.

The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art within the technical scope of the present application should be covered in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A fan assembly mounting apparatus, comprising:

a machine frame;

2. The fan assembly mounting apparatus of claim 1, wherein the lifting mechanism comprises a first motor, a mounting plate, a first gear, a rack, a lifting base plate, a guide rail and a slider, wherein the first motor is mounted on the mounting plate, an output end of the first motor is connected with the first gear, the gear is meshed with the rack, the rack is arranged on the machine frame, the mounting plate is connected with the lifting base plate, the guide rail is arranged on the machine frame, the slider is connected with the guide rail in a sliding manner, and the slider is fixedly connected with the lifting base plate.

3. The fan assembly mounting apparatus of claim 2 wherein the guide rail is provided with two sets, each set having a plurality of slides slidably coupled thereto.

4. The fan assembly mounting apparatus of claim 2, wherein the rotating mechanism includes a second motor, a connection plate, a second gear, a rotating disk, and a rotating base, the second motor is mounted on the lifting base through the connection plate, an output end of the second motor is connected with the second gear, a gear ring is rotatably connected to an outer periphery of the rotating disk, the second gear is meshed with the gear ring, a first side of the rotating disk is fixedly connected with the connection plate, a second side of the gear ring is fixedly connected with the rotating base, and the placement frame is disposed on the rotating base.

5. The fan assembly mounting apparatus of claim 4, wherein the second motor is disposed above the first motor and the second gear is located above the ring gear.

6. The fan assembly mounting apparatus of claim 1, wherein the placement frame includes an armguard mounted to the rotation mechanism and a swivel bearing mount connected between the swivel bearing mount and the armguard, the fan assembly being placed on the swivel bearing mount, the armguard being used to clamp the fan assembly.

7. The fan assembly mounting apparatus of claim 1, further comprising an infrared camera disposed on top of the counter frame, the infrared camera configured to identify a location to screw down on the fan assembly.

8. The fan assembly mounting apparatus of claim 7, wherein the infrared camera is mounted to the top of the counter frame by a camera mount, the infrared camera being located directly above the rack.

9. The fan assembly mounting apparatus of claim 1, wherein the rotation mechanism rotates the rack at least 180 °.