Static load stability experiment device for fuselage joint

Abstract

The utility model relates to the technical field of static load experiment devices, and discloses a static load stability experiment device for a fuselage joint, which solves the problems that the existing static load experiment device needs manual counterweight, and a counterweight block is generally heavier, so that the labor capacity of operators is increased, and the working efficiency is reduced, and comprises a base, a mounting frame is fixedly mounted on one side of the top of the base, a connecting frame is fixedly mounted on one side of the top of the mounting frame, a bearing table is fixedly mounted in the middle of the top of the base, a placing plate is fixedly mounted on the top of the bearing table, an air cylinder is fixedly mounted on the top in the connecting frame, and a connecting block is fixedly mounted at the transmission end of the air cylinder. A connecting rod is fixedly mounted on one side of the connecting block, a mounting box is fixedly mounted at one end of the connecting rod, an equipment box is fixedly mounted on the rear side of the mounting box, and an automatic counterweight assembly is arranged on the upper portion of the placing plate. The static load test device can automatically balance weight, so that the labor amount of operators is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of static load test devices, in particular to a static load stability test device for a fuselage joint. Background Art

[0002] As a connecting part of the equipment, the body connection connector has the following main functions: 1. Stable connection: The connector can tightly connect the body and external accessories to ensure the stability of the normal operation of the equipment; 2. Signal transmission: Many devices need to transmit signals through connectors, such as audio interfaces, USB interfaces, etc. The fineness of the connector and the connection stability will directly affect the quality of signal transmission; 3. Energy transmission: Some devices need to transmit energy through connectors, such as mobile phone charging ports. The quality and stability of the connector will also directly affect the charging efficiency and charging safety; 4. Easy disassembly: The body connection connector also needs to be easily disassembled to facilitate the maintenance and replacement of the equipment; After the body connector is produced, its load-bearing capacity needs to be checked, and then a static load test device needs to be used; the existing static load test device requires manual counterweighting, and the counterweight block is usually heavy, which increases the workload of the operator and reduces work efficiency. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a static load stability test device for fuselage joints, which effectively solves the problem that the existing static load test device requires manual counterweighting, and the counterweight block is usually heavy, thereby increasing the workload of the operator and reducing work efficiency.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a static load stability test device for a fuselage joint, comprising a base, a mounting frame fixedly installed on one side of the top of the base, a connecting frame fixedly installed on one side of the top of the mounting frame, a bearing platform fixedly installed on the middle of the top of the base, a placement plate fixedly installed on the top of the bearing platform, a cylinder fixedly installed on the top of the connecting frame, a connecting block fixedly installed on the driving end of the cylinder, a connecting rod fixedly installed on one side of the connecting block, a mounting box fixedly installed on one end of the connecting rod, an equipment box fixedly installed on the rear side of the mounting box, and an automatic counterweight assembly is provided on the upper part of the placement plate.

[0005] Preferably, the automatic counterweight assembly includes a motor, a plurality of counterweight blocks and a pressure plate, the motor is fixedly installed in the middle of the top of the equipment box, the plurality of counterweight blocks are stacked inside the installation box, the pressure plate is arranged on the upper part of the placement plate, support rods are fixedly installed on both sides of the pressure plate, a sliding sleeve is fixedly installed on the end of the support rod away from the pressure plate, a sliding rod is inserted inside the sliding sleeve, a mounting strip is fixedly installed on both ends of the two sliding rods, one end of the mounting strip is fixedly connected to the mounting frame, a spring is provided on the surface of the sliding rod, the two ends of the two springs are respectively fixedly connected to the sliding sleeve and the mounting strip, a support plate is fixedly installed on the top of the pressure plate, and a positioning rod is fixedly installed on the top of the support plate.

[0006] Preferably, the output end of the motor extends to the interior of the equipment box and is fixedly installed with a first bevel gear, one side of the first bevel gear is meshed with the second bevel gear, and the middle part of the second bevel gear is fixedly installed with a shaft rod, both ends of the shaft rod are fixedly installed with threaded rods, the ends of the two threaded rods away from each other are rotatably connected to the inner walls of the two ends of the equipment box, the surfaces of the threaded rods are threadedly connected with threaded sleeves, the threads of the two threaded rods are in opposite directions, the bottom of the threaded sleeves are fixedly installed with fixed blocks, the bottom of the fixed blocks are fixedly installed with sliders, both sides of the bottom of the equipment box are provided with slide grooves, the two sliders are respectively installed in the inside of the two slide grooves, and the two threaded sleeves are fixedly installed with mounting rods on one side, and one end of the two mounting rods is fixedly installed with limit strips, the two limit strips are respectively inserted into the two sides of the mounting box, and the two limit strips limit the counterweight block at the bottom of the mounting box.

[0007] Compared with the prior art, the utility model has the following beneficial effects: the operator places the fuselage joint on the placement plate at the top of the bearing platform, and then the operator starts the cylinder to drive the connecting block to move downward, and when the connecting block moves downward, the installation box is driven to move downward through the connecting rod, and when the installation box moves downward, it drives several counterweight blocks inside to move sleeves to the surface of the positioning rod and makes the bottom counterweight block contact with the support plate, and then the operator starts the first bevel gear of the motor to rotate, and the first bevel gear drives the shaft rod to rotate through the second bevel gear, and when the shaft rod rotates, the two threaded sleeves are driven to move back and forth through the two threaded rods, and when the two threaded sleeves move, they drive the slider to move along the inside of the slide groove through the fixed block, which increases the stability of the threaded sleeve when moving;

[0008] When the two threaded sleeves move away from each other, they drive the limit strips to move out of the installation box through the installation rod, thereby contacting the limit of the counterweight block. Then the operator starts the cylinder according to the required number of counterweight blocks to drive the installation box to move up to the required height, and then starts the motor to drive the two limit strips to reinsert the interior of the installation box to limit the remaining counterweight blocks. Then the cylinder is started again to drive the installation box to reset. When the counterweight block is pressed on the support plate, the pressure of gravity will drive the pressure plate to move downward. When the pressure plate moves downward, the sliding sleeve is driven to slide on the surface of the sliding rod through the support rod and squeeze the spring, which increases the stability of the pressure plate when it moves. When the pressure plate moves downward, it will perform static load pressure on the fuselage joint; this allows the static load test device to automatically perform counterweighting, thereby reducing the labor of the operator and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0010] In the attached picture:

[0011] Figure 1 It is a schematic diagram of the structure of the static load stability test device for fuselage joints of the utility model;

[0012] Figure 2 This is a side structural diagram of the connecting frame of the utility model;

[0013] Figure 3 This is a schematic diagram of the cross-sectional structure of the equipment box of the utility model;

[0014] Figure 4 For this utility model Figure 1 A schematic diagram of a local enlarged structure;

[0015] In the figure: 1. base; 2. mounting frame; 3. connecting frame; 4. bearing platform; 5. placement plate; 6. cylinder; 7. connecting block; 8. connecting rod; 9. mounting box; 10. equipment box; 11. motor; 12. first bevel gear; 13. second bevel gear; 14. shaft; 15. threaded rod; 16. threaded sleeve; 17. fixing block; 18. slider; 19. slide groove; 20. mounting rod; 21. limit strip; 22. counterweight block; 23. pressure plate; 24. support rod; 25. sliding sleeve; 26. spring; 27. mounting strip; 28. support plate; 29. ​​positioning rod; 30. slide rod. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0017] Depend on Figures 1 to 4 The utility model includes a base 1, a mounting frame 2 is fixedly installed on one side of the top of the base 1, a connecting frame 3 is fixedly installed on one side of the top of the mounting frame 2, a bearing platform 4 is fixedly installed on the middle part of the top of the base 1, a placement plate 5 is fixedly installed on the top of the bearing platform 4, a cylinder 6 is fixedly installed on the top of the inner part of the connecting frame 3, a connecting block 7 is fixedly installed on the driving end of the cylinder 6, a connecting rod 8 is fixedly installed on one side of the connecting block 7, a mounting box 9 is fixedly installed on one end of the connecting rod 8, an equipment box 10 is fixedly installed on the rear side of the mounting box 9, and an automatic counterweight assembly is provided on the upper part of the placement plate 5; the automatic counterweight assembly includes The motor 11 and several counterweights 22 and a pressure plate 23, the motor 11 is fixedly installed in the middle of the top of the equipment box 10, several counterweights 22 are stacked inside the installation box 9, the pressure plate 23 is arranged on the upper part of the placement plate 5, and support rods 24 are fixedly installed on both sides of the pressure plate 23, and a sliding sleeve 25 is fixedly installed on the end of the support rod 24 away from the pressure plate 23, and a sliding rod 30 is inserted inside the sliding sleeve 25, and a mounting strip 27 is fixedly installed at both ends of the two sliding rods 30, and one end of the mounting strip 27 is fixedly connected to the mounting frame 2, and a spring 26 is provided on the surface of the sliding rod 30, and the two ends of the two springs 26 are fixedly connected to the mounting frame 2. The ends are fixedly connected to the sliding sleeve 25 and the mounting strip 27 respectively, a support plate 28 is fixedly installed on the top of the pressure plate 23, and a positioning rod 29 is fixedly installed on the top of the support plate 28; the output end of the motor 11 extends to the interior of the equipment box 10 and is fixedly installed with a first bevel gear 12, one side of the first bevel gear 12 is meshedly connected with a second bevel gear 13, and a shaft rod 14 is fixedly installed in the middle of the second bevel gear 13, and threaded rods 15 are fixedly installed at both ends of the shaft rod 14, and the ends of the two threaded rods 15 that are away from each other are rotatably connected to the inner walls of the two ends of the equipment box 10, and the surfaces of the threaded rods 15 are threadedly connected There is a threaded sleeve 16, the thread directions of the two threaded rods 15 are opposite, the bottom of the threaded sleeve 16 is fixedly installed with a fixed block 17, the bottom of the fixed block 17 is fixedly installed with a slider 18, both sides of the bottom of the equipment box 10 are provided with slide grooves 19, the two sliders 18 are respectively installed in the two slide grooves 19, one side of the two threaded sleeves 16 is fixedly installed with a mounting rod 20, one end of the two mounting rods 20 is fixedly installed with a limit strip 21, the two limit strips 21 are respectively inserted on both sides of the mounting box 9, and the two limit strips 21 limit the counterweight block 22 at the bottom of the mounting box 9.

[0018] The operator places the fuselage joint on the placement plate 5 on the top of the bearing platform 4, and then the operator starts the cylinder 6 to drive the connecting block 7 to move downward. When the connecting block 7 moves downward, the installation box 9 is driven to move downward through the connecting rod 8. When the installation box 9 moves downward, it drives several counterweight blocks 22 inside to move to the surface of the positioning rod 29 and makes the bottom counterweight block 22 contact with the support plate 28. Then the operator starts the motor 11 and the first bevel gear 12 rotates. The first bevel gear 12 drives the shaft rod 14 to rotate through the second bevel gear 13. When the shaft rod 14 rotates, it drives the two threaded sleeves 16 to move backward through the two threaded rods 15. When the two threaded sleeves 16 move, they drive the slider 18 to move along the inside of the slide groove 19 through the fixed block 17, which increases the stability of the threaded sleeve 16 when it moves; when the two threaded sleeves 16 move backward, they drive the limit bar 20 through the installation rod 20 21 moves out of the interior of the installation box 9, thereby contacting the limit of the counterweight block 22. Then, the operator starts the cylinder 6 according to the number of counterweight blocks 22 required to drive the installation box 9 to move up to the required height, and then starts the motor 11 to drive the two limit bars 21 to reinsert the interior of the installation box 9 to limit the remaining counterweight blocks 22. Then, the cylinder 6 is started again to drive the installation box 9 to reset. When the counterweight block 22 is pressed on the support plate 28, the pressure of gravity will drive the pressure plate 23 to move downward. When the pressure plate 23 moves downward, the sliding sleeve 25 is driven by the support rod 24 to slide on the surface of the sliding rod 30, and the spring 26 is squeezed, which increases the stability of the pressure plate 23 when it moves. When the pressure plate 23 moves downward, the static load pressure is applied to the fuselage joint; this allows the static load test device to automatically perform counterweighting, thereby reducing the labor of the operator and improving work efficiency.

Claims

1. A static load stability test device for a fuselage joint, comprising a base (1), characterized in that: A mounting frame (2) is fixedly mounted on one side of the top of the base (1), a connecting frame (3) is fixedly mounted on one side of the top of the mounting frame (2), a bearing platform (4) is fixedly mounted on the middle of the top of the base (1), a placement plate (5) is fixedly mounted on the top of the bearing platform (4), a cylinder (6) is fixedly mounted on the top of the connecting frame (3), a connecting block (7) is fixedly mounted on the transmission end of the cylinder (6), a connecting rod (8) is fixedly mounted on one side of the connecting block (7), a mounting box (9) is fixedly mounted on one end of the connecting rod (8), an equipment box (10) is fixedly mounted on the rear side of the mounting box (9), and an automatic counterweight assembly is provided on the upper part of the placement plate (5).

2. The static load stability test device for fuselage joints according to claim 1, characterized in that: The automatic weight balancing assembly comprises a motor (11), a plurality of weight blocks (22) and a pressure plate (23), wherein the motor (11) is fixedly mounted in the middle of the top of the equipment box (10), the plurality of weight blocks (22) are stacked inside the installation box (9), the pressure plate (23) is arranged on the upper part of the placement plate (5), support rods (24) are fixedly mounted on both sides of the pressure plate (23), and a sliding sleeve (25) is fixedly mounted on one end of the support rod (24) away from the pressure plate (23), and the sliding sleeve (25) ) are inserted with slide bars (30) inside, and mounting strips (27) are fixedly installed at both ends of the two slide bars (30), and one end of the mounting strips (27) is fixedly connected to the mounting frame (2), and springs (26) are provided on the surface of the slide bars (30), and the two ends of the two springs (26) are respectively fixedly connected to the sliding sleeve (25) and the mounting strip (27), and a support plate (28) is fixedly installed on the top of the pressure plate (23), and a positioning rod (29) is fixedly installed on the top of the support plate (28).

3. The static load stability test device for fuselage joints according to claim 2, characterized in that: The output end of the motor (11) extends to the interior of the equipment box (10) and is fixedly mounted with a first bevel gear (12); one side of the first bevel gear (12) is meshedly connected with a second bevel gear (13); a shaft (14) is fixedly mounted in the middle of the second bevel gear (13); threaded rods (15) are fixedly mounted at both ends of the shaft (14); ends of the two threaded rods (15) that are away from each other are rotatably connected to the inner walls of both ends of the equipment box (10); the surfaces of the threaded rods (15) are threadedly connected with threaded sleeves (16); the thread directions of the two threaded rods (15) are opposite; the threaded sleeves (16) are fixedly mounted at both ends of the shaft (14); and the two threaded rods (15) are fixedly mounted with a second bevel gear (13); and the two threaded rods (15) are fixedly mounted with a second bevel gear (13). A fixing block (17) is fixedly installed at the bottom of each of the fixing blocks (17), a sliding block (18) is fixedly installed at the bottom of each of the fixing blocks (17), a sliding groove (19) is provided on both sides of the bottom of the equipment box (10), two sliding blocks (18) are respectively installed inside the two sliding grooves (19), a mounting rod (20) is fixedly installed on one side of each of the two threaded sleeves (16), a limiting strip (21) is fixedly installed at one end of each of the two mounting rods (20), the two limiting strips (21) are respectively inserted on both sides of the installation box (9), and the two limiting strips (21) limit the counterweight block (22) at the bottom of the installation box (9).

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