CN211844943U

CN211844943U - Angle-adjustable support for airplane assembly fixture

Info

Publication number: CN211844943U
Application number: CN202020217869.2U
Authority: CN
Inventors: 刘全苓; 王力
Original assignee: Shanghai Zhimei Aviation Equipment Co Ltd
Current assignee: Shanghai Zhimei Aviation Equipment Co Ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-11-03
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses an adjustable angle support for an airplane assembly fixture, which comprises a base, wherein a supporting seat is rotatably arranged at the top end of the base, four second balls are symmetrically and rotatably arranged at the bottom end of the supporting seat, two limit clamps are symmetrically and fixedly arranged on the outer wall of the supporting seat, a bolt is movably inserted on each limit clamp, the two bolts pass through the correspondingly arranged limit clamps and are in clamping butt joint with the base, two hydraulic cylinders are symmetrically and fixedly arranged at the top end of the supporting seat, a clamping seat is rotatably arranged at the output ends of the two hydraulic cylinders, a fixture piece is jointly clamped at the top ends of the two clamping seats, the threaded ends of two threaded knobs pass through the correspondingly arranged clamping seats and extend into the clamping seats, the support is provided with the hydraulic cylinders and the clamping seats, and the clamping seats are driven by the hydraulic cylinders to move up and down, then the frame piece is enabled to generate an inclination angle, and the convenience of angle adjustment is greatly improved.

Description

Angle-adjustable support for airplane assembly fixture

Technical Field

The utility model relates to a support, in particular to adjustable angle support for aircraft assembly type frame belongs to support technical field.

Background

The aircraft assembly fixture is a part assembled by an aircraft, different parts need to be positioned in the assembling process, then the parts are spliced and assembled, and the whole framework of the aircraft is formed by assembling the parts.

The support of traditional aircraft assembly fixture adopts fixed structure in the use, can't adjust the angle of type frame spare, need use hoisting accessory to hoist the one end of type frame spare and just can change its inclination, greatly reduced the convenience of its angle modulation to, to this, need design an adjustable angle support for aircraft assembly fixture.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable angle support for aircraft assembly fixture to the support of the fixed structure who proposes in solving above-mentioned background art can't carry out the angle modulation to the fixture, need just can change the inclination of fixture with the help of hoisting accessory, greatly reduced the problem of the convenience of its angle modulation.

In order to achieve the above object, the utility model provides a following technical scheme: an angle-adjustable support for an aircraft assembly fixture comprises a base, wherein a support seat is rotatably arranged at the top end of the base, four second balls are symmetrically and rotatably arranged at the bottom end of the support seat, one ends of the four second balls, far away from the support seat, are in sliding connection with the top end of the base, two limiting clamps are symmetrically and fixedly arranged on the outer wall of the support seat, are in clamping connection with the base, a bolt is movably inserted into each of the two limiting clamps, penetrates through the corresponding limiting clamps and is in clamping butt joint with the base, two hydraulic cylinders are symmetrically and fixedly arranged at the top end of the support seat, one ends of the output ends of the two hydraulic cylinders, far away from the support seat, are rotatably arranged with a clamp seat, a fixture piece is clamped at the top ends of the two clamp seats together, and a thread knob is arranged on each of the two clamp seats in a threaded manner, and the thread ends of the two thread knobs penetrate through the correspondingly arranged clamping seats and extend into the clamping seats, and the two ends, far away from the frame piece, of the frame piece are located below the thread ends of the correspondingly arranged thread knobs.

Preferably, the top of base is excavated there is the annular groove, and four the one end that the supporting seat was kept away from to the second ball all docks with annular groove slip block, dig the first bayonet socket that has annular structure on the outer wall of base, just it has the annular groove to dig on the interior roof of first bayonet socket, the top that just is located first bayonet socket on the outer wall of base is and is to encircle to distribute and excavate and have a plurality of jacks.

Preferably, two one side that spacing card is close to the base is all dug and is had a second bayonet socket, just the second bayonet socket all docks with first bayonet socket block, two all rotate on the interior diapire of second bayonet socket and install a first ball, and two the annular groove slip block butt joint of digging on first ball all and the first bayonet socket interior roof.

Preferably, two all dig a circular port on the lateral wall of spacing card, and two a bolt, two are all inserted in the equal activity of circular port one end that the bolt is close to the base all with the jack block butt joint of corresponding setting.

Preferably, two a draw-in groove has all been dug on the cassette, and the both ends that the type frame spare kept away from are embedded in the corresponding draw-in groove that sets up in proper order, two a screw hole has all been dug on the cassette and with two screw knob corresponding positions, and two screw knob all with the screw hole threaded connection of corresponding setting.

Preferably, two connecting plates are symmetrically and fixedly mounted at the bottom ends of the two clamping seats, a rotating shaft is rotatably mounted between the two opposite inner walls of the connecting plates located on the same side, and the rotating shafts are fixedly connected with the output ends of the correspondingly arranged hydraulic cylinders.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an adjustable angle support for aircraft assembly fixture has the characteristics of the angle modulation of being convenient for, in specific use, compares with the traditional support that is used for aircraft assembly fixture:

1. this support is provided with two pneumatic cylinders and two cassettes, and it is spacing to carry out the joint to the type frame spare through two cassettes, drives the cassette through the pneumatic cylinder then and carries out lift adjustment to let type frame spare form inclination, need not to use hoisting accessory to hoist type frame spare one end, improved its angular adjustment's convenience greatly.

2. This support is provided with base and supporting seat to rotate between supporting seat and base and install four second balls, can let the supporting seat rotate along the annular groove that the base top was excavated when promoting the supporting seat, the orientation of the adjustment type frame piece of being convenient for need not to lift the whole direction adjustment that carries on of support, has improved the convenience of its direction adjustment greatly.

Drawings

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

FIG. 2 is a schematic view of the connection between the hydraulic cylinder and the clamp seat of the present invention;

fig. 3 is a top view of the base of the present invention;

FIG. 4 is a cross-sectional view of the base of the present invention;

fig. 5 is a schematic view of the structure of the limit card of the present invention.

In the figure: 1. a base; 11. a first bayonet; 12. a jack; 13. an annular groove; 2. a limiting card; 21. a second bayonet; 22. a first ball bearing; 23. a circular hole; 3. a supporting seat; 4. a hydraulic cylinder; 5. a card holder; 51. a card slot; 52. a threaded hole; 53. a connecting plate; 54. a rotating shaft; 6. a frame member; 7. a threaded knob; 8. a second ball bearing; 9. and (4) a 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.

Referring to fig. 1-5, the present invention provides a technical solution: an angle-adjustable support for an aircraft assembly fixture comprises a base 1, wherein a support seat 3 is rotatably mounted at the top end of the base 1, four second balls 8 are symmetrically rotatably mounted at the bottom end of the support seat 3, one ends of the four second balls 8 far away from the support seat 3 are slidably connected with the top end of the base 1, two limiting clamps 2 are symmetrically and fixedly mounted on the outer wall of the support seat 3, the two limiting clamps 2 are respectively connected with the base 1 in a clamping manner, a bolt 9 is movably inserted into the two limiting clamps 2, the two bolts 9 penetrate through the correspondingly arranged limiting clamps 2 and are in clamping butt joint with the base 1, two hydraulic cylinders 4 are symmetrically and fixedly mounted at the top end of the support seat 3, one ends of the output ends of the two hydraulic cylinders 4 far away from the support seat 3 are respectively rotatably mounted with a clamping seat 5, and a fixture 6 is jointly clamped and placed at the top ends of the two clamping seats 5, a thread knob 7 is installed on each of the two clamping seats 5 in a threaded manner, the threaded ends of the two thread knobs 7 penetrate through the correspondingly arranged clamping seats 5 and extend into the clamping seats 5, the two ends of the frame piece 6 which are far away from each other are positioned below the threaded ends of the correspondingly arranged thread knobs 7, the two ends of the frame piece 6 are sequentially clamped into the two clamping seats 5, then the two thread knobs 7 are rotated towards the position of the frame piece 6, the frame piece 6 can be limited at the top ends of the two clamping seats 5, when the angle is adjusted, one of the hydraulic cylinders 4 drives the correspondingly arranged clamping seats 5 to move upwards, the other hydraulic cylinder 4 drives the correspondingly arranged clamping seats 5 to move downwards or stop working, the frame piece 6 can form an inclination angle, a lifting device is not needed to lift one end of the frame piece 6, the convenience of angle adjustment is greatly improved, and because a second ball 8 is arranged between the supporting seat 3 and the base 1, be convenient for let supporting seat 3 rotate along annular groove 13, pass spacing card 2 with bolt 9 and insert in jack 12, can let supporting seat 3 stall, need not to lift the support and carry out the orientation of direction adjustment can adjustment type frame spare 6, improve the convenience of its direction adjustment greatly.

Two connecting plates 53 are symmetrically and fixedly installed at the bottom ends of the two clamping seats 5, a rotating shaft 54 is rotatably installed between the two connecting plates 53 arranged at the same side, the output ends of the two hydraulic cylinders 4 are fixedly connected with the rotating shaft 54 arranged correspondingly, the two clamping seats 5 are ensured to be rotatably connected with the hydraulic cylinders 4 arranged correspondingly, two ends of the frame member 6 far away are sequentially embedded into the two clamping grooves 51 arranged correspondingly, the two threaded knobs 7 are conveniently rotated towards one sides of the two clamping grooves 51 through the threaded connection between the two threaded knobs 7 and the two threaded holes 52, the frame member 6 is conveniently limited at the top ends of the two clamping seats 5, the annular groove 13 chiseled at the top end of the base 1 is slidably connected with the four second balls 8, and the annular groove 13 chiseled on the inner top wall of the first clamping opening 11 is slidably connected with the two first balls 22, ensure that supporting seat 3 can rotate on the top of base 1, two second bayonet 21 that cuts on spacing card 2 all cup joints with the 11 blocks of first bayonet socket that cuts on base 1, can prevent that supporting seat 3 from breaking away from base 1, two all cut on spacing card 2 and have a circular port 23, can dock with the 12 blocks of jack that cut on the base 1 outer wall after two round holes 23 that correspond the setting are passed to two bolts 9, are convenient for carry on spacingly to supporting seat 3, ensure that it is static on the top of base 1.

Specifically, when the utility model is used, firstly, two ends of the frame member 6 are sequentially embedded into the two clamping grooves 51, then the two screw knobs 7 are inserted into the correspondingly arranged clamping seats 5 and are rotated to one sides of the two clamping grooves 51, and then the screw ends of the two screw knobs 7 are positioned above the two ends of the frame member 6, so that the frame member 6 can be prevented from being separated from the clamping grooves 51, the effective limit is carried out on the frame member 6, when the angle of the frame member 6 needs to be adjusted, one of the hydraulic cylinders 4 drives the correspondingly arranged clamping seats 5 to move upwards, in the process, the other hydraulic cylinder 4 is in a static state, so that the frame member 6 can form an inclination angle, a lifting device is not needed to lift one end of the frame member 6, the convenience of the angle adjustment is greatly improved, because the four second balls 8 are rotatably arranged between the supporting seat 3 and the base 1, the supporting seat 3 can be conveniently pushed to rotate along the annular groove 13 chiseled at the top end of the base 1, when two bolts 9 pass the spacing card 2 that corresponds the setting and insert jack 12, can fix supporting seat 3, ensure its stable static in the top of base 1, and two spacing cards 2 of fixed mounting all dock with the first bayonet socket 11 block of digging on the base 1 lateral wall on the supporting seat 3 outer wall, and all rotate on two spacing cards 2 and install a first ball 22, through the sliding connection between two first balls 22 and the base 1, can improve the slip efficiency of spacing card 2 and the base 1 contact point, can prevent through spacing card 2 that supporting seat 3 breaks away from the top of base 1, and can reduce the resistance that receiving when supporting seat 3 rotates, when adjusting towards type frame spare 6, only need rotate supporting seat 3 can, need not to lift up the adjustment position with the support whole, the convenience of its direction adjustment has been improved greatly.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 angle-adjustable support for the aircraft assembly fixture comprises a base (1) and is characterized in that a supporting seat (3) is rotatably mounted at the top end of the base (1), four second balls (8) are symmetrically and rotatably mounted at the bottom end of the supporting seat (3), one ends, far away from the supporting seat (3), of the second balls (8) are connected with the top end of the base (1) in a sliding mode, two limiting clamps (2) are symmetrically and fixedly mounted on the outer wall of the supporting seat (3), the two limiting clamps (2) are connected with the base (1) in a clamping mode, one bolt (9) is movably inserted into each of the two limiting clamps (2), the two bolts (9) penetrate through the corresponding limiting clamps (2) and are connected with the base (1) in a clamping mode in a butt joint mode, two hydraulic cylinders (4) are symmetrically and fixedly mounted at the top end of the supporting seat (3), two the one end that supporting seat (3) were kept away from to the output of pneumatic cylinder (4) all rotates and installs a cassette (5), two type frame spare (6) have been placed to the common block in top of cassette (5), two a screw thread knob (7) is installed to equal screw thread on cassette (5), and two the screw thread end of screw thread knob (7) all passes corresponding cassette (5) that set up and extends to in cassette (5), the both ends that type frame spare (6) kept away from mutually all are located the below of the screw thread end of screw thread knob (7) corresponding setting.

2. An adjustable angle mount for an aircraft assembly jig according to claim 1 wherein: the top of base (1) is opened and is dug annular groove (13), and four the one end that supporting seat (3) were kept away from in second ball (8) all docks with annular groove (13) slip block, dig first bayonet socket (11) that have annular structure on the outer wall of base (1), just it has annular groove (13) to dig on the interior roof of first bayonet socket (11), just the top that just is located first bayonet socket (11) on the outer wall of base (1) is to be around distributing to open and chiseling and has a plurality of jacks (12).

3. An adjustable angle mount for an aircraft assembly jig according to claim 1 wherein: two one side that spacing card (2) are close to base (1) is all excavated one second bayonet socket (21), just second bayonet socket (21) all with first bayonet socket (11) block butt joint, two all rotate on the interior diapire of second bayonet socket (21) and install one first ball (22), and two annular groove (13) slip block butt joint that the roof was excavated in first ball (22) all with first bayonet socket (11).

4. An adjustable angle mount for an aircraft assembly jig according to claim 1 wherein: two all cut a circular port (23) on the lateral wall of spacing card (2), and two equal activity inserts a bolt (9), two in circular port (23) one end that bolt (9) are close to base (1) all docks with corresponding jack (12) block that sets up.

5. An adjustable angle mount for an aircraft assembly jig according to claim 1 wherein: two all cut a draw-in groove (51) on cassette (5), and the both ends that type frame spare (6) kept away from mutually imbed corresponding draw-in groove (51) that sets up in proper order in, two on cassette (5) and with two screw thread knob (7) corresponding position all cut a screw hole (52), and two screw thread knob (7) all with corresponding screw hole (52) threaded connection who sets up.

6. An adjustable angle mount for an aircraft assembly jig according to claim 1 wherein: two connecting plates (53) are symmetrically and fixedly mounted at the bottom ends of the two clamping seats (5), a rotating shaft (54) is rotatably mounted between the two opposite inner walls of the connecting plates (53) at the same side, and the rotating shaft (54) is fixedly connected with the output ends of the hydraulic cylinders (4) which are correspondingly arranged.