CN114858464B - Aircraft accessory machine casket mounting bracket - Google Patents
Aircraft accessory machine casket mounting bracket Download PDFInfo
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- CN114858464B CN114858464B CN202210780718.1A CN202210780718A CN114858464B CN 114858464 B CN114858464 B CN 114858464B CN 202210780718 A CN202210780718 A CN 202210780718A CN 114858464 B CN114858464 B CN 114858464B
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- 238000009434 installation Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Aviation & Aerospace Engineering (AREA)
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- General Physics & Mathematics (AREA)
- Seats For Vehicles (AREA)
Abstract
The application provides an aircraft accessory casing mounting frame, which belongs to the technical field of aircraft engine complete machine tests and comprises a rack mounting seat, wherein a supporting slide rail cross beam for supporting an overall structure is arranged on the rack mounting seat, left and right adjusting seats are arranged on two sides of the supporting slide rail cross beam, and the left and right adjusting seats are used for adjusting a vertical lifting lug of an aircraft accessory casing left and right; the upper side of the left and right adjusting seat is provided with an upper and lower adjusting seat which is used for adjusting the vertical lifting lug up and down; the upper side of the upper and lower adjusting seats is provided with a front and rear adjusting seat, the front and rear adjusting seat is connected with a vertical lifting lug, and the front and rear adjusting seat is used for adjusting the vertical lifting lug in a front and rear manner; the rack mounting seat is also provided with a horizontal lifting lug adjusting seat, the horizontal lifting lug adjusting seat is positioned between the left adjusting seat and the right adjusting seat, and the horizontal lifting lug adjusting seat is used for installing and adjusting a horizontal lifting lug of the aircraft accessory casing. Through the processing scheme of the application, the adjusting precision and the adjusting efficiency are improved.
Description
Technical Field
The application relates to the technical field of aircraft engine complete machine tests and tests, in particular to an aircraft accessory casing mounting frame.
Background
The airplane accessory casing (flying accessory) is used as an engine test piece and mainly takes the tasks of engine power input and power extraction of airborne equipment, power required by engine starting and fuel oil supply pressure are transmitted to an engine by a starter and a fuel oil booster pump through the flying accessory, and hydraulic power and motor power required by the airborne equipment are extracted to an airborne hydraulic pump and an airborne motor through the flying accessory. With the increase of airplane airborne equipment and the improvement of engine performance, the power to be transmitted and extracted by the flying attachment is continuously improved, and meanwhile, higher requirements are provided for the mounting strength, stability and precision of the flying attachment during the test of the whole engine ground platform and the high-altitude platform in order to accurately simulate the working condition of the airborne state engine.
At the high altitude platform and the ground platform of supported structure and low elevation removal test run platform, because the rack is low apart from the working plane, it is limited to fly to attach installation space, and auxiliary machinery equipment is difficult to get into, flies to attach the installation adjustment and is gone on by the manual work completely, and what the rack flies to attach the mounting bracket in addition at present stage adopts is the mounting form of bar hole with the pull rod, and the regulation precision is low, and the regulation time is long, adjusts used personnel many, can not satisfy gradually under simple and easy condition and flies to attach the installation requirement.
Disclosure of Invention
In view of this, the embodiment of the present application provides an aircraft accessory casing mounting bracket, which at least partially solves the problems that in the prior art, a mounting form of a strip-shaped hole and a pull rod is adopted in a bench aircraft accessory casing mounting bracket, so that the adjustment precision is low, the adjustment time is long, and a large number of people are used for adjustment.
The embodiment of the application provides an aircraft accessory casing mounting frame which comprises a rack mounting seat connected with a test run rack, wherein a supporting slide rail cross beam for supporting an integral structure is arranged on the rack mounting seat, left and right adjusting seats are arranged on two sides of the supporting slide rail cross beam, and the left and right adjusting seats are used for adjusting a vertical lifting lug of an aircraft accessory casing left and right; an upper adjusting seat and a lower adjusting seat are arranged on the upper side of the left adjusting seat and the right adjusting seat and used for adjusting the vertical lifting lugs up and down; the upper side of the upper and lower adjusting seats is provided with a front and rear adjusting seat, the front and rear adjusting seat is connected with the vertical lifting lug, and the front and rear adjusting seat is used for adjusting the vertical lifting lug in a front and rear manner; the horizontal lifting lug adjusting seat is arranged between the left adjusting seat and the right adjusting seat and is used for installing and adjusting a horizontal lifting lug of the aircraft accessory casing.
According to a specific implementation manner of the embodiment of the application, the left and right adjusting seats comprise a first adjusting hand wheel, a fixed seat fixedly connected with the supporting slide rail beam and a mounting seat slidably connected with the supporting slide rail beam, which are sequentially arranged, the first adjusting hand wheel is connected with a first pull rod, and the first pull rod penetrates through the fixed seat and is in threaded connection with the mounting seat; the upper side of the mounting seat is connected with the upper and lower adjusting seats.
According to a concrete implementation mode of this application embodiment, be equipped with the threaded bush on the mount pad, first pull rod with threaded bush threaded connection, through first adjusting handle with first pull rod drives the threaded bush with the mount pad is followed support slide rail crossbeam horizontal slip.
According to a specific implementation mode of the embodiment of the application, the upper and lower adjusting seat comprises a second adjusting hand wheel, a second pull rod is connected onto the second adjusting hand wheel, an upper and lower threaded sleeve is in threaded connection with one side of the second pull rod, which is far away from the second adjusting hand wheel, a first outer fixing sleeve is arranged on the outer side of the upper and lower threaded sleeve, a first limiting sleeve is arranged on the outer side of the first outer fixing sleeve, and the upper and lower threaded sleeve is driven to move up and down through the second adjusting hand wheel and the second pull rod; and the end part of one side of the upper and lower threaded sleeves, which is far away from the second adjusting hand wheel, is connected with the front and rear adjusting seats.
According to a concrete implementation mode of this application embodiment, be equipped with the dead keyway of lock on the upper and lower threaded sleeve, be equipped with cylindrical groove on the first stop collar, cylindrical groove's diameter with upper and lower threaded sleeve's external diameter is the same.
According to a specific implementation manner of the embodiment of the application, the front-back adjusting seat comprises a third adjusting hand wheel, a third pull rod is connected onto the third adjusting hand wheel, a front-back threaded sleeve is in threaded connection with one side, far away from the third adjusting hand wheel, of the third pull rod, a second outer fixing sleeve is arranged on the outer side of the front-back threaded sleeve, a second limiting sleeve is arranged on the outer side of the second outer fixing sleeve, and the front-back threaded sleeve is driven to move back and forth through the third adjusting hand wheel and the third pull rod; the front and rear threaded sleeves are connected with the vertical lifting lugs.
According to a concrete implementation mode of the embodiment of the application, one side, away from the third adjusting hand wheel, of the front threaded sleeve and the rear threaded sleeve is connected with a replaceable lifting lug, and the vertical lifting lug is connected with the front threaded sleeve and the rear threaded sleeve through the replaceable lifting lug.
According to a specific implementation manner of the embodiment of the application, the horizontal lifting lug adjusting seat comprises a horizontal pull rod and a horizontal lifting lug mounting seat which are connected with each other, the horizontal lifting lug mounting seat is used for mounting the horizontal lifting lug, the axis direction of the horizontal pull rod is perpendicular to the axis direction of the supporting slide rail beam, and the length of the horizontal pull rod is adjustable.
According to a concrete implementation mode of this application embodiment, horizontal pull rod includes the swivel nut, the both ends of swivel nut are equipped with internal thread and threaded connection respectively has threaded connection pole, one of threaded connection pole with horizontal lug mount pad is connected, through rotatory the swivel nut adjustment the length of horizontal pull rod.
According to a specific implementation mode of the embodiment of the application, the locking mode of the threaded sleeve and the threaded connecting rod is locking by threaded locking nuts, and the threaded locking nuts are respectively sleeved at two ends of the threaded sleeve.
Advantageous effects
The mounting frame for the aircraft accessory casing in the embodiment of the application adopts the sleeve screw and the locking device, the sizes of the front and back dimension, the left and right dimension and the up and down dimension are continuously adjustable, the adjusting mode is simple, the adjusting precision is high, less personnel are required for adjusting, and the adjusting efficiency is high; the replaceable lifting lugs are adopted, and the mounting of the flight attachment casings of different batches and different models can be adapted by replacing the lifting lugs with different sizes, so that the applicability is wide; the accurate mounting bracket of flying to attach quick-witted casket under the simple and easy condition of this application compact structure, structural strength is high, and the installation is simple, and the suitability is strong.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used 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 it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a block diagram of an aircraft accessory case mounting bracket according to one embodiment of the present invention;
FIG. 2 is a cross-sectional view of a side-to-side adjustment block according to one embodiment of the present invention;
FIG. 3 is a perspective view of a left and right adjustment block according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of an upper and lower adjustment mount and a forward and rearward adjustment mount according to one embodiment of the present invention;
FIG. 5 is a perspective view of an up-down adjustment seat and a fore-aft adjustment seat in accordance with an embodiment of the present invention;
FIG. 6 is an internal structure view of the vertical adjustment base according to an embodiment of the present invention;
fig. 7 is a cross-sectional view of a horizontal pulling rod according to an embodiment of the present invention.
In the figure: 1. a rack mount; 2. supporting a slide rail beam; 3. a left and right adjusting seat; 3-1, a first adjusting hand wheel; 3-2, fixing a seat; 3-3, a threaded sleeve; 3-4, mounting seats; 4. an upper and lower adjusting seat; 4-1, a second adjusting hand wheel; 4-2, an upper threaded sleeve and a lower threaded sleeve; 4-3, a first external fixation sleeve; 4-4, a first limiting sleeve; 4-5, cylindrical grooves; 4-6, locking the key slot; 5. a front and rear adjusting seat; 5-1, a third adjusting hand wheel; 5-2, front and rear threaded sleeves; 5-3, a second outer fixing sleeve; 5-4, a second limiting sleeve; 6. the lifting lug can be replaced; 7. a horizontal lifting lug adjusting seat; 7-1, a left threaded connecting rod; 7-2, locking a nut by a left thread; 7-3, a threaded sleeve; 7-4, locking a nut with a right thread; 7-5 and a right threaded connecting rod.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is noted that various aspects of the embodiments are described below within the scope of the appended 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 should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. In addition, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to or other than one or more of the aspects set forth herein.
It should be further noted that the drawings provided in the following embodiments are only schematic illustrations of the basic concepts of the present application, and the drawings only show the components related to the present application rather than the numbers, shapes and dimensions of the components in actual implementation, and the types, the numbers and the proportions 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 to facilitate 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 embodiment of the application provides an aircraft accessory casing mounting bracket, for the current situation that the installation adjustment of aircraft accessory casing (flying to attach) is difficult in the simple and easy rack finite space of supporting formula rack and outfield, can attach accurate mounting bracket to flying under the simple and easy condition of outfield, the flying that this mounting bracket corresponds attaches three mount pads independently adjustable, three lug is all accurate adjustable in succession about, around, three dimensions around, has reduced and has flown to attach the adjustment degree of difficulty, the following describes in detail with reference to fig. 1 to 7.
Referring to fig. 1, the aircraft accessory casing mounting bracket of this embodiment includes rack mount pad 1, rack mount pad 1 links to each other with the bench of taking a trial run, can adjust aircraft accessory casing mounting bracket position through the draw-in groove, be equipped with the support slide rail crossbeam 2 that supports overall structure on rack mount pad 1, be equipped with the slide rail on the support slide rail crossbeam 2, the both sides of support slide rail crossbeam 2 all are equipped with about adjust seat 3, adjust seat 3 independent adjustment about two, control slide rail and self structure on the seat 3 accessible support slide rail crossbeam 2 and adjust about the perpendicular lug of aircraft accessory casing. The upper side of the left and right adjusting seat 3 is provided with an upper and lower adjusting seat 4, and the upper and lower adjusting seat 4 is used for adjusting the vertical lifting lug up and down; the upper side of the upper and lower adjusting seats 4 is provided with a front and rear adjusting seat 5, the front and rear adjusting seat 5 is connected with a vertical lifting lug, and the front and rear adjusting seat 5 is used for adjusting the vertical lifting lug in a front and rear manner; the rack mounting seat 1 is further provided with a horizontal lifting lug adjusting seat 7, the horizontal lifting lug adjusting seat 7 is located between the two left and right adjusting seats 3, the horizontal lifting lug adjusting seat 7 is used for installing and adjusting the horizontal lifting lug of the aircraft accessory casing, the left and right adjusting seats 3, the upper and lower adjusting seats 4 and the front and rear adjusting seats 5 in the embodiment are mutually independent and adjustable, and continuous accurate adjustment in the vertical direction, the left and right direction and the front and rear direction is respectively carried out on the flying and attached vertical lifting lug.
In the above embodiment, the left and right adjusting seat 3 is adjusted to drive the up and down adjusting seat 4 and the front and back adjusting seat 5 to move left and right together, so as to drive the vertical lifting lug to move left and right; the front and rear adjusting seats 5 can be driven to move up and down by adjusting the upper and lower adjusting seats 4, so as to drive the vertical lifting lugs to move up and down; the vertical lifting lug can be driven to move back and forth by adjusting the front and back adjusting seat 5.
Referring to fig. 2 and 3, in the present embodiment, the left and right adjustment bases 3 are described in detail, the two left and right adjustment bases 3 on the supporting slide rail beam 2 are symmetrically arranged, the left and right adjustment bases 3 include a first adjustment hand wheel 3-1, a fixing base 3-2 fixedly connected to the supporting slide rail beam 2, and a mounting base 3-4 slidably connected to the supporting slide rail beam 2, as shown in fig. 3, the first adjustment hand wheel 3-1, the fixing base 3-2, and the mounting base 3-4 are horizontally laid on the supporting slide rail beam 2, and the first adjustment hand wheel 3-1 is arranged outward, so as to facilitate rotation adjustment. A first pull rod is connected to the first adjusting hand wheel 3-1 and horizontally arranged, the first pull rod penetrates through the fixed seat 3-2 to be in threaded connection with the installation seat 3-4, the first pull rod is driven to rotate by rotating the first adjusting hand wheel 3-1, the installation seat 3-4 is driven to move left and right along a slide rail of the support slide rail cross beam 2 by the rotation of the first pull rod under the action of threaded connection, and the first adjusting hand wheel 3-1 and the installation seat 3-4 are fixed through the fixed seat 3-2 after the left and right positions are adjusted; the upper side of the mounting seat 3-4 is connected with an upper and lower adjusting seat 4, and the movement of the mounting seat 3-4 drives the upper and lower adjusting seat 4 to move.
Further, a threaded sleeve 3-3 is fixedly installed on the installation seat 3-4, the first pull rod is in threaded connection with the threaded sleeve 3-3, and the threaded sleeve 3-3 and the installation seat 3-4 are driven to slide left and right along the supporting slide rail cross beam 2 through the first adjusting hand wheel 3-1 and the first pull rod.
Referring to fig. 4 and 5, the up-down adjusting seat 4 is described in detail, the up-down adjusting seat 4 is vertically arranged, the up-down adjusting seat 4 includes a second adjusting hand wheel 4-1, for adjustment, the second adjusting hand wheel 4-1 is arranged at the bottom of the up-down adjusting seat 4, the upper end of the second adjusting hand wheel 4-1 is connected with a second pull rod, one side of the second pull rod away from the second adjusting hand wheel 4-1 is in threaded connection with an up-down threaded sleeve 4-2, the outer side of the up-down threaded sleeve 4-2 is provided with a first outer fixing sleeve 4-3, the top of the up-down threaded sleeve 4-2 extends out of the first outer fixing sleeve 4-3, the outer side of the first outer fixing sleeve 4-3 is provided with a first limiting sleeve 4-4, and the first limiting sleeve 4-4 is used for locking the up-down threaded sleeve 4-2, so as to prevent the up-down threaded sleeve 4-2 from rotating. During adjustment, the second pull rod is driven to rotate by rotating the second adjusting hand wheel 4-1, the second pull rod drives the upper threaded sleeve 4-2 and the lower threaded sleeve 4-2 to slide up and down along the first outer fixing sleeve 4-3, and finally the first limiting sleeve 4-4 is used for fixing. The end part of one side of the upper and lower threaded sleeves 4-2, which is far away from the second adjusting hand wheel 4-1, is connected with the front and rear adjusting seat 5, and the front and rear adjusting seat 5 and the vertical lifting lug are driven to move by the movement of the upper and lower threaded sleeves 4-2.
Specifically, in the present embodiment, the position limitation of the upper and lower threaded sleeves 4-2 is described in detail, referring to fig. 5 and 6, the upper and lower threaded sleeves 4-2 are provided with locking key slots 4-6, the first external fixing sleeve 4-3 is provided with through holes at positions corresponding to the locking key slots 4-6, and after the position of the upper and lower threaded sleeves 4-2 is adjusted, the keys are inserted into the locking key slots 4-6 through the through holes, so as to lock the upper and lower positions of the upper and lower threaded sleeves 4-2. In order to prevent the upper and lower threaded sleeves 4-2 from rotating, the first limiting sleeve 4-4 is positioned at the top of the first outer fixing sleeve 4-3, the cylindrical groove 4-5 with the same outer diameter as the upper and lower threaded sleeves 4-2 is arranged at the top end of the first limiting sleeve 4-4, after the upper and lower threaded sleeves 4-2 are locked, the upper and lower threaded sleeves 4-2 are locked by the cylindrical groove 4-5 of the first limiting sleeve 4-4 to prevent the upper and lower threaded sleeves from rotating, and the upper and lower threaded sleeves 4-2 are fixed by locking the two positions of the key groove 4-6 and the cylindrical groove 4-5.
Referring to fig. 4 and 5, in the present embodiment, the front-back adjusting seat 5 is further limited, the front-back adjusting seat 5 and the up-down adjusting seat 4 are arranged vertically, the front-back adjusting seat 5 includes a third adjusting hand wheel 5-1, the third adjusting hand wheel 5-1 is connected with a third pull rod, one side of the third pull rod away from the third adjusting hand wheel 5-1 is connected with a front-back threaded sleeve 5-2 in a threaded manner, the outer side of the front-back threaded sleeve 5-2 is provided with a second outer fixing sleeve 5-3, the outer side of the second outer fixing sleeve 5-3 is provided with a second limiting sleeve 5-4, the front-back threaded sleeve 5-2 is driven to move back and forth by the third adjusting hand wheel 5-1 and the third pull rod, and finally, the front-back adjusting seat is fixed by the second limiting sleeve 5-4; the front and rear threaded sleeves 5-2 are connected with the vertical lifting lugs, and the front and rear threaded sleeves 5-2 move to drive the vertical lifting lugs to move.
In one embodiment, the second position-limiting sleeve 5-4 has the same structure as the first position-limiting sleeve 4-4, the top end of the second position-limiting sleeve 5-4 is provided with a cylindrical groove 4-5 having the same outer diameter as the front and rear threaded sleeves 5-2, the front and rear threaded sleeves 5-2 are also provided with a locking key slot 4-6, and the front and rear threaded sleeves 5-2 are fixed by locking the two positions of the key slot 4-6 and the cylindrical groove 4-5.
Furthermore, one side, far away from the third adjusting hand wheel 5-1, of the front and rear threaded sleeves 5-2 is connected with a replaceable lifting lug 6, the vertical lifting lug is connected with the front and rear threaded sleeves 5-2 through the replaceable lifting lug 6, and the mounting of the aircraft casings of different batches and models can be adapted by replacing lifting lugs of different sizes, so that the applicability is wide.
This embodiment describes horizontal lug regulation seat 7 in detail, and horizontal lug regulation seat 7 includes interconnect's horizontal rod and horizontal lug mount pad, and the horizontal lug mount pad is used for installing horizontal lug, and the axis direction perpendicular to of horizontal rod supports the axis direction of slide rail crossbeam 2, and the length of horizontal rod is adjustable, adjusts horizontal lug's position through the length of adjusting horizontal rod.
Further, the horizontal pull rod comprises a threaded sleeve 7-3, two ends of the threaded sleeve 7-3 are respectively provided with internal threads and are in threaded connection with threaded connecting rods, as shown in fig. 7, the threaded connecting rods are respectively a left threaded connecting rod 7-1 and a right threaded connecting rod 7-5, one of the threaded connecting rods is connected with the horizontal lifting lug mounting seat, the exposed length of the threaded connecting rod is adjusted by rotating the threaded sleeve 7-3, and then the length of the horizontal pull rod is adjusted.
Specifically, the locking mode of the threaded sleeve 7-3 and the threaded connecting rod is locking by threaded locking nuts, the threaded locking nuts are respectively sleeved at two ends of the threaded sleeve 7-3 and respectively comprise a left threaded locking nut 7-2 for locking the left threaded connecting rod 7-1 and a right threaded locking nut 7-4 for locking the right threaded connecting rod 7-5.
According to the embodiment provided by the invention, the three mounting seats which are independently adjustable are arranged, so that the three lifting lugs are all continuously and accurately adjustable in the vertical dimension, the left dimension, the right dimension and the front dimension, the flying attachment adjustment difficulty is reduced, the replaceable flying attachment mounting lifting lugs are designed to adapt to flying attachments of different batches and models, and the universality of the rack is improved. The efficiency and the quality of test preparation under the simple and easy condition of outfield can be effectively promoted, and the maintenance difficulty of outfield engines is reduced.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within 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 (8)
1. The mounting frame for the aircraft accessory case is characterized by comprising a rack mounting seat connected with a test run rack, wherein a supporting slide rail cross beam for supporting the whole structure is arranged on the rack mounting seat, left and right adjusting seats are arranged on two sides of the supporting slide rail cross beam, and the left and right adjusting seats are used for adjusting a vertical lifting lug of the aircraft accessory case left and right; an upper adjusting seat and a lower adjusting seat are arranged on the upper side of the left adjusting seat and the right adjusting seat and used for adjusting the vertical lifting lugs up and down; the upper side of the upper and lower adjusting seats is provided with a front and rear adjusting seat, the front and rear adjusting seat is connected with the vertical lifting lug, and the front and rear adjusting seat is used for adjusting the vertical lifting lug in a front and rear manner; the rack mounting seat is also provided with a horizontal lifting lug adjusting seat, the horizontal lifting lug adjusting seat is positioned between the left adjusting seat and the right adjusting seat, and the horizontal lifting lug adjusting seat is used for installing and adjusting a horizontal lifting lug of the aircraft accessory casing; the upper and lower adjusting seats comprise second adjusting hand wheels, second pull rods are connected onto the second adjusting hand wheels, upper and lower threaded sleeves are in threaded connection with one sides, away from the second adjusting hand wheels, of the second pull rods, first outer fixing sleeves are arranged on the outer sides of the upper and lower threaded sleeves, first limiting sleeves are arranged on the outer sides of the first outer fixing sleeves, and the upper and lower threaded sleeves are driven to move up and down through the second adjusting hand wheels and the second pull rods; the end part of one side of the upper and lower threaded sleeves, which is far away from the second adjusting hand wheel, is connected with the front and rear adjusting seats; the upper threaded sleeve and the lower threaded sleeve are provided with locking key grooves, and through holes are formed in the first outer fixing sleeve at positions corresponding to the locking key grooves; and a cylindrical groove is formed in the first limiting sleeve, and the diameter of the cylindrical groove is the same as the outer diameter of the upper and lower threaded sleeves.
2. The aircraft accessory receiver mounting bracket of claim 1, wherein the left and right adjustment seats comprise a first adjustment hand wheel, a fixed seat fixedly connected with the support slide rail cross beam, and a mounting seat slidably connected with the support slide rail cross beam, which are sequentially arranged, the first adjustment hand wheel is connected with a first pull rod, and the first pull rod penetrates through the fixed seat and is in threaded connection with the mounting seat; the upper side of the mounting seat is connected with the upper and lower adjusting seats.
3. The aircraft accessory receiver mounting bracket of claim 2, wherein a threaded sleeve is provided on the mounting base, the first pull rod is in threaded connection with the threaded sleeve, and the threaded sleeve and the mounting base are driven by the first adjusting hand wheel and the first pull rod to slide left and right along the supporting slide rail beam.
4. The aircraft accessory casing mounting bracket of claim 1, wherein the forward-backward adjustment seat comprises a third adjustment hand wheel, the third adjustment hand wheel is connected with a third pull rod, one side of the third pull rod far away from the third adjustment hand wheel is in threaded connection with a forward-backward threaded sleeve, a second outer fixing sleeve is arranged on the outer side of the forward-backward threaded sleeve, a second limiting sleeve is arranged on the outer side of the second outer fixing sleeve, and the forward-backward threaded sleeve is driven to move forward and backward by the third adjustment hand wheel and the third pull rod; the front and rear threaded sleeves are connected with the vertical lifting lugs.
5. An aircraft accessory casing mount as claimed in claim 4 wherein the side of the forward and rearward threaded sleeves remote from the third adjusting handwheel is connected to a replaceable lug, the vertical lug being connected to the forward and rearward threaded sleeves by the replaceable lug.
6. The aircraft accessory receiver mounting bracket of claim 1, wherein the horizontal shackle adjustment mount comprises a horizontal drawbar and a horizontal shackle mount coupled to each other, the horizontal shackle mount being configured to mount the horizontal shackle, an axial direction of the horizontal drawbar being perpendicular to an axial direction of the support rail beam, and a length of the horizontal drawbar being adjustable.
7. The aircraft accessory receiver mounting bracket of claim 6, wherein the horizontal pull rod comprises a threaded sleeve, wherein two ends of the threaded sleeve are respectively provided with internal threads and are in threaded connection with threaded connecting rods, one of the threaded connecting rods is connected with the horizontal lifting lug mounting seat, and the length of the horizontal pull rod is adjusted by rotating the threaded sleeve.
8. The aircraft accessory receiver mounting bracket of claim 7, wherein the threaded sleeve and the threaded connecting rod are locked by threaded lock nuts respectively sleeved at both ends of the threaded sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210780718.1A CN114858464B (en) | 2022-07-05 | 2022-07-05 | Aircraft accessory machine casket mounting bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210780718.1A CN114858464B (en) | 2022-07-05 | 2022-07-05 | Aircraft accessory machine casket mounting bracket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114858464A CN114858464A (en) | 2022-08-05 |
| CN114858464B true CN114858464B (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210780718.1A Active CN114858464B (en) | 2022-07-05 | 2022-07-05 | Aircraft accessory machine casket mounting bracket |
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| CN (1) | CN114858464B (en) |
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| US5659939A (en) * | 1995-01-12 | 1997-08-26 | Nicholson Manufacturing Company | Positioning system for supporting structural components during assembly |
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