A 360-degree adaptive sliding platform

Abstract

The present application relates to a kind of 360 degrees adaptive sliding platform, including chassis, drive wheel system with the movement of chassis is installed below and support assembly is supported to prevent moving after being in place;The upper platform is distributed on the chassis, three two-dimensional integrated guide rails with 120 degrees angle to each other for driving the upper platform to carry out multidimensional motion are arranged on the chassis, three fixed components corresponding to two-dimensional integrated guide rail for fixing the position of the upper platform are arranged on the upper platform, and the centering mechanism for resetting the upper platform by abutting with the chassis is arranged on the upper platform.The present application can drive the upper platform to carry out multidimensional fine adjustment by three two-dimensional integrated guide rails with 120 degrees angle to each other, and the position can be locked and maintained by fixed component, and the upper platform can be reset by centering device.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of aircraft maintenance equipment, in particular to a 360-degree self-adaptive sliding platform. BACKGROUND

[0002] At present, a jack is needed for jacking operation during aircraft repair. The jack used at present is of an integral structure. When the jack is aligned with the jacking hole on the aircraft, the entire jack needs to be moved. At this time, the jack is in contact with the ground in a three-point supporting disc mode, and the weight of a single jack exceeds 200 kg. The alignment is performed by the operator through "kicking" the jack for micro movement, which is particularly time-consuming and laborious, seriously affects the jacking efficiency, and has safety hazards.

[0003] In summary, how to improve the working efficiency of the jack alignment, ensure safety, and enable the operator to easily and quickly complete the jack alignment needs to change the structure of the existing jack and design a new mechanism that can complete the alignment work through a small external force and be stable and reliable. SUMMARY

[0004] In order to solve the above technical problems, the present application provides a 360-degree self-adaptive sliding platform. The technical problems to be solved by the present application are realized by the following technical solutions:

[0005] A 360-degree self-adaptive sliding platform, comprising a chassis, a drive wheel system for moving the chassis is installed below the chassis, and a supporting assembly for preventing the chassis from moving after being positioned is installed below the chassis;

[0006] A upper platform is distributed above the chassis, three two-dimensional integral guide rails at an angle of 120 degrees to each other for moving the upper platform in multiple degrees of freedom are arranged on the chassis, three fixing assemblies corresponding to the two-dimensional integral guide rails for fixing the position of the upper platform are arranged on the upper platform, and a centering mechanism for resetting the upper platform by abutting with the chassis is arranged on the upper platform.

[0007] A limiting assembly for limiting the movement range of the upper platform by penetrating the upper platform is arranged on the chassis.

[0008] Each two-dimensional integral guide rail comprises a No. 1 guide rail installed on the chassis, a sliding block is slidably installed on the No. 1 guide rail, and a No. 2 guide rail perpendicular to the No. 1 guide rail and connected with the upper platform is installed on the sliding block.

[0009] Each fixing assembly comprises a No. 1 trapezoidal nut installed on the upper platform, a No. 1 trapezoidal screw threadedly matched with the No. 1 trapezoidal nut, and a pressing plate provided at the end of the No. 1 trapezoidal screw for abutting with the chassis to provide locking force.

[0010] The limiting assembly comprises three limiting holes arranged at an angle of 120 degrees and arranged on the upper platform, and the bottom disc is provided with limiting columns penetrating through the corresponding limiting holes to limit the movement range of the upper platform.

[0011] The limiting holes are all provided with buffer pads.

[0012] The centering mechanism comprises a second trapezoidal nut arranged on the upper platform, the second trapezoidal nut is threadedly connected with a second trapezoidal screw rod, the second trapezoidal screw rod is provided with a conical head at the end to abut against the bottom disc to drive the upper platform to reset, and the bottom disc is provided with a reset hole abutting against the conical surface of the conical head.

[0013] The driving wheels are distributed at an angle of 120 degrees, and the driving wheels are all Mecanum wheels.

[0014] The supporting assembly comprises three supporting tables arranged at an angle of 120 degrees, and the supporting tables are all connected with elevators arranged on the bottom disc.

[0015] The upper platform is provided with three fixing seats arranged at an angle of 120 degrees to install equipment.

[0016] The beneficial effects of the present application are that the two-dimensional integrated guide rail arranged at an angle of 120 degrees can drive the upper platform to carry out multi-degree-of-freedom fine adjustment, the position can be locked and maintained through the fixing assembly, and the upper platform can be reset through the centering device. BRIEF DESCRIPTION OF DRAWINGS

[0017] The present application will be further described below in combination with the drawings and examples.

[0018] Figure 1 The present application is a three-dimensional structure diagram Figure 1 ;

[0019] Figure 2 The present application is a three-dimensional structure diagram Figure 2 ;

[0020] Figure 3 The present application is a three-dimensional structure diagram Figure 3 ;

[0021] Figure 4 The present application is a three-dimensional structure diagram of the centering mechanism

[0022] Figure 5 The present application is a three-dimensional structure diagram of the fixing assembly

[0023] Figure 6 The present application is a three-dimensional structure diagram of the Figure 1 centering mechanism I.

[0024] As shown in the figure: 1, the chassis; 2, drive train; 3, support assembly; 4, the upper platform; 5, two-dimensional integrated guide rail; 6, fixed assembly; 7, limiting assembly; 8, centering mechanism; 9, fixed seat; 10, rotating hand wheel; 11, the shell; 51, the first guide rail; 52, sliding block; 53, the second guide rail; 61, the first trapezoidal nut; 62, the first trapezoidal screw; 63, the pressing plate; 64, the through hole; 71, the limiting hole; 72, the limiting column; 73, the buffer pad; 81, the second trapezoidal nut; 82, the second trapezoidal screw; 83, the tapered head; 84, the reset hole; 31, the support table; 32, the elevator. DETAILED DESCRIPTION

[0025] In order to make the technical personnel in the art better understand the technical solutions of the present application, the present application will be described more clearly and more completely below in conjunction with the drawings in the embodiments, of course, the described embodiments are only a part of the present application rather than the whole, based on the present embodiment, the technical personnel in the art obtains other embodiments without paying the creative labor, all are within the protection scope of the present application.

[0026] As Figures 1 to 6 shown, a 360-degree adaptive sliding platform, comprising a chassis 1, the chassis 1 below is installed with drive train 2 and support assembly 3 that prevent the chassis 1 from moving after being in place to drive the chassis 1 movement; the chassis 1 is equipped with a shell 11;

[0027] The chassis 1 is distributed with an upper platform 4 above, the chassis 1 is equipped with three two-dimensional integrated guide rail 5 that are 120 degrees apart to drive the upper platform 4 to move in multiple degrees of freedom, the upper platform 4 is equipped with three fixed assembly 6 corresponding to the two-dimensional integrated guide rail 5 to fix the position of the upper platform 4, the upper platform 4 is equipped with a centering mechanism 8 that is driven by the chassis 1 to reset the upper platform 4.

[0028] The chassis 1 is equipped with limiting assembly 7 that passes through the upper platform 4 to limit the movement range of the upper platform 4.

[0029] The two-dimensional integrated guide rail 5 all include a first guide rail 51 installed on the chassis 1, the first guide rail 51 is all slidingly installed with a sliding block 52, the sliding block 52 is all installed with a second guide rail 53 that is perpendicular to the first guide rail 51 and connected with the upper platform 4; the second guide rail 53 is connected with the upper platform 4; because the first guide rail 51 and the second guide rail 53 are perpendicular to each other, the movement direction of the upper platform 4 is multiple degrees of freedom, at the same time, the first guide rail 51 and the second guide rail 53 are provided with three and are distributed at 120 degrees, which can make the upper platform 4 push in any direction in the plane.

[0030] The fixed assembly 6 comprises a first trapezoidal nut 61 mounted on the upper platform 4, the first trapezoidal nut 61 is threadedly connected with a first trapezoidal screw rod 62, the end of the first trapezoidal screw rod 62 is provided with a pressing plate 63 for abutting against the base plate 1 to provide locking force; the first trapezoidal screw rod 62 and the second trapezoidal screw rod 82 are connected with a rotating hand wheel 10; rotating the first trapezoidal screw rod 62 drives the pressing plate 63 to abut against the base plate 1, so that the pressing plate 63 provides locking force to lock the position of the upper platform 4; the base plate 1 is provided with a through hole 64 for the first trapezoidal screw rod 62 to pass through.

[0031] The limiting assembly 7 comprises three limiting holes 71 distributed at an angle of 120 degrees and arranged on the upper platform 4, the base plate 1 is provided with a limiting column 72 passing through the corresponding limiting hole 71 to cooperate with the limiting hole 71 to limit the movement range of the upper platform 4; when the upper platform 4 moves to the limit position, the limiting hole 71 and the limiting column 72 collide, and the limiting hole 71 cooperates with the limiting column 72 to limit the movement range of the upper platform 4.

[0032] The limiting hole 71 is provided with a buffer pad 73, which is used to buffer the collision between the limiting column 72 and the limiting hole 71, and protects the limiting hole 71 and the limiting column 72 from being damaged; the limiting hole 71 can be designed and adjusted according to actual working conditions, and the size of the limiting hole 71 can also be adjusted by setting buffer pads 73 with different thicknesses.

[0033] The centering mechanism 8 comprises a second trapezoidal nut 81 mounted on the upper platform 4, the second trapezoidal nut 81 is threadedly connected with a second trapezoidal screw rod 82, the end of the second trapezoidal screw rod 82 is provided with a conical head 83 for abutting against the base plate 1 to drive the upper platform 4 to reset, the base plate 1 is provided with a reset hole 84 for abutting against the conical surface of the conical head 83; rotating the second trapezoidal screw rod 82 drives the conical head 83 to abut against the outer circle of the reset hole 84, and the conical surface abuts against the outer circle to drive the upper platform 4 to adjust the position, when the conical head 83 continues to move downward until the center coincides with the reset hole 84, the upper platform 4 returns to the center position.

[0034] The drive wheel system 2 is distributed in three and is distributed at an angle of 120 degrees, the drive wheel system 2 is a Mecanum wheel, which can realize fast movement to any position through the Mecanum wheel.

[0035] The support assembly 3 comprises three support tables 31 distributed at an angle of 120 degrees, the support table 31 is connected with a lifting machine 32 mounted on the base plate 1; after moving to the specified position, the lifting machine 32 drives the support table 31 to move, so that the drive wheel system 2 is separated from the ground, preventing movement during work.

[0036] The upper platform 4 is provided with three fixing seats 9 for installing equipment, which are arranged at an angle of 120 degrees with each other and used for connecting the jacking equipment.

[0037] In the present application, when the aircraft needs jacking operation, the first step is to drive the wheel system 2 to move the platform to the designated position.

[0038] The second step is to drive the elevator 32 to move the support table 31, so that the wheel system 2 is separated from the ground.

[0039] The third step is to push the upper platform 4 to adjust to the appropriate position, and then rotate the first trapezoidal lead screw 62 to drive the pressing plate 63 to abut against the chassis 1, so that the pressing plate 63 provides locking force to lock the position of the upper platform 4.

[0040] The fourth step is to start the jacking operation.

[0041] The fifth step is to rotate the second trapezoidal lead screw 82 to drive the conical head 83 to abut against the outer circle of the reset hole 84, so that the conical surface abuts against the outer circle to drive the upper platform 4 to return.

[0042] The sixth step is to drive the elevator 32 to move the support table 31 to reset, and drive the wheel system 2 to move the platform to reset.

[0043] The above shows and describes the basic principles, main features and advantages of the present application. It should be understood by those skilled in the art that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A 360-degree adaptive sliding platform, characterized in that: Includes a chassis (1), and below the chassis (1) are a drive wheel system (2) that drives the chassis (1) to move and a support component (3) that supports the chassis (1) to prevent it from moving after it is in place. The chassis (1) has an upper platform (4) distributed above it. The chassis (1) has three two-dimensional integrated guide rails (5) that are at a 120° angle to each other to drive the upper platform (4) to perform multi-degree-of-freedom motion. The upper platform (4) has three fixing components (6) that correspond to the two-dimensional integrated guide rails (5) to fix the position of the upper platform (4). The upper platform (4) has a centering mechanism (8) that abuts against the chassis (1) to drive the upper platform (4) to reset. Each of the two-dimensional integrated guide rails (5) includes a first guide rail (51) mounted on the chassis (1), and a slider (52) is slidably mounted on the first guide rail (51). Each slider (52) is equipped with a second guide rail (53) that is perpendicular to the first guide rail (51) and connected to the upper platform (4). The centering mechanism (8) includes a trapezoidal nut (81) mounted on the upper platform (4), a trapezoidal screw (82) threaded onto the trapezoidal nut (81), and a conical head (83) at the end of the trapezoidal screw (82) for engaging with the chassis (1) to drive the upper platform (4) to reset. The chassis (1) is provided with a reset hole (84) that engages with the conical surface of the conical head (83). Each of the fixing components (6) includes a trapezoidal nut (61) mounted on the upper platform (4), and a trapezoidal screw (62) is threaded onto each trapezoidal nut (61). Each trapezoidal screw (62) has a pressure plate (63) at its end for abutting against the chassis (1) to provide locking force.

2. The 360-degree adaptive sliding platform according to claim 1, characterized in that: The chassis (1) is provided with a limiting component (7) that passes through the upper platform (4) to limit the range of motion of the upper platform (4).

3. The 360-degree adaptive sliding platform according to claim 2, characterized in that: The limiting component (7) includes three limiting holes (71) distributed at 120-degree angles to each other and set on the upper platform (4). The chassis (1) is provided with limiting posts (72) that pass through the corresponding limiting holes (71) to cooperate with the limiting holes (71) to limit the movement range of the upper platform (4).

4. A 360-degree adaptive sliding platform according to claim 3, characterized in that: Each of the limiting holes (71) is provided with a buffer pad (73).

5. A 360-degree adaptive sliding platform according to claim 1, characterized in that: The drive wheel system (2) consists of three wheels that are distributed at a 120-degree angle to each other, and all of the drive wheel systems (2) are Mecanum wheels.

6. A 360-degree adaptive sliding platform according to claim 1, characterized in that: The support assembly (3) includes three support platforms (31) distributed at a 120-degree angle to each other, and each support platform (31) is connected to a lift (32) installed on the chassis (1).

7. A 360-degree adaptive sliding platform according to claim 1, characterized in that: The upper platform (4) is equipped with three fixed seats (9) that are distributed at a 120-degree angle to each other for installing equipment.

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