Air test comprehensive platform for aero-engine accessory assembly

Abstract

The utility model discloses an air test integrated platform used for an aero-engine accessory assembly in the technical field of aero-engines, and the platform comprises an operation platform, a sealing box is installed at the top of the operation platform, a sealing door is installed at one side of the sealing box, and a supporting block is installed at the bottom of the inner side of the sealing box. The top of the supporting block is connected with a plurality of evenly-arranged supporting strips, the sealing box is sealed when the sealing door and the sealing box are closed and close to each other, and the temperature, humidity and air pressure in the sealing box are adjusted through the test assembly so that test operation can be conveniently conducted on workpieces in different environments. The problems that existing equipment is inconvenient to test workpieces in environments with different humidity, temperature and air pressure, the fixed workpieces are prone to loosening when being tested, a clamping structure is complex to replace, the clamping structure cannot adapt to clamping operation of parts with different shapes, and the working efficiency is high are solved. And the convenience and the practicability of testing the workpiece by the equipment are influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation engines, in particular to an air test integrated platform for aviation engine accessory components. Background Art

[0002] Aircraft engines are highly complex and sophisticated thermal machines. As the heart of an aircraft, they are not only the driving force for the aircraft's flight, but also an important driving force for the development of the aviation industry. Aircraft engines in use include turbojet / turbofan engines, turboshaft / turboprop engines, ramjet engines, piston engines and other types. They are not only used as power for military and civilian aircraft, UAVs and cruise missiles for various purposes, but also gas turbines derived from aircraft engines are widely used in ground power generation, marine power, mobile power stations, natural gas and oil pipeline pumping stations and other fields. During the production process, parts of aircraft engine accessory components usually need to be tested to test the quality of the finished parts. However, the test functions of existing test platforms are relatively single, which affects the functionality and practicality of the tests.

[0003] The existing equipment has a relatively single environment for testing workpieces, which is not convenient for testing workpieces in environments with different humidity, temperature and air pressure. In addition, the fixed workpiece is prone to loosening during testing, and the clamping structure replacement operation is cumbersome. The clamping structure cannot adapt to clamping operations on parts of different shapes, affecting the convenience and practicality of the equipment for testing workpieces. Therefore, technical personnel in this field provide an integrated air test platform for aircraft engine accessory components to solve the problems raised in the above background technology. Utility Model Content

[0004] The utility model aims to provide an integrated air test platform for aircraft engine accessory components to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an integrated air test platform for aircraft engine accessory components, comprising an operating table, a sealing box is installed on the top of the operating table, a sealing door is installed on one side of the sealing box, a support block is installed on the bottom of the inner side of the sealing box, a plurality of support bars arranged evenly are connected to the top of the support block, and instruments for monitoring the air pressure, temperature and humidity in the sealing box are respectively installed on the other side of the sealing box;

[0006] A test assembly for testing the workpiece is installed inside the sealing box, and a clamping assembly for fixing the workpiece is installed on the top of the operating table and located inside the sealing box.

[0007] Preferably: the test assembly includes a guide cavity opened at the top of the sealing box, a plurality of guide holes arranged in a rectangular shape are opened at the bottom of the guide cavity, a plurality of heating tubes arranged evenly are installed on the inside of the guide cavity, an atomization joint is connected to the top of the sealing box, an air pump is provided on the other side of the sealing box and connected to the guide cavity, and the atomization joint is connected to the guide cavity.

[0008] Preferably: the clamping assembly includes a movable groove opened at the bottom of the operating table and located on both sides of the support block, a bidirectional screw penetrates the inner side of the movable groove, a sliding block is connected to the inner side of the movable groove, a driving block is connected to the top of the sliding block, the bidirectional screw is rotatably connected to the operating table, and the bidirectional screw penetrates the sliding block and is threadedly connected to it.

[0009] Preferably: the clamping assembly also includes a groove opened at the top of the driving block, a clamping block is placed on the top of the groove, an anti-slip pad for fixation is laid on one side of the clamping block, a locking assembly is installed between the clamping block and the driving block, the clamping block is movably connected to the groove, and the cross-section of the anti-slip pad is arc-shaped.

[0010] Preferably: the locking assembly includes a fixed plate installed on the other side of the driving block, a sliding rod passing through one side of the fixed plate, a spring mounted on the outside of the sliding rod, a sliding plate connected to the bottom of the sliding rod, a connecting plate mounted on the outside of the sliding rod, a locking rod connected to the bottom of the connecting plate, a locking groove is provided on the top of the clamping block, the connecting plate is rotatably connected to the sliding rod, and the sliding rod passes through the fixed plate and is slidably connected thereto.

[0011] Preferably, a fixing column is connected to the top of the groove, a fixing groove is formed at the bottom of the clamping block, and the fixing column is movably connected to the fixing groove.

[0012] Preferably, a first bevel gear is mounted on one end of the bidirectional screw, a movable cavity is opened on the other side of the operating table, a rotating shaft runs through the inner side of the movable cavity, a second bevel gear is mounted on the outer side of the rotating shaft, and a motor is connected to the top of the rotating shaft.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, by setting support blocks and support bars, a plurality of support bars on the top of the support block can support the workpiece upward, and the support bars can make a gap between the workpiece and the support block to facilitate air flow, and then the workpiece is clamped and fixed by the clamping assembly, and the sealing door and the sealing box are sealed when they are closed close to each other, and three instruments can monitor and display the temperature, humidity and air pressure in the sealing box in real time, and the temperature, humidity and air pressure in the sealing box are adjusted by the test assembly, so that the workpiece can be tested in different environments, thereby improving the practicability of the equipment in testing the workpiece.

[0015] 2. In the utility model, by providing a guide hole, an atomizing joint, a heating tube and an air pump, the air pump introduces air into the guide cavity, so that the air flows through a plurality of guide holes at the bottom of the guide cavity to adjust the air pressure in the sealing box, and atomized moisture is injected into the sealing box through the atomizing joint to adjust the humidity in the sealing box, and the air entering the guide cavity is heated by the heating tube to adjust the temperature of the sealing box, thereby facilitating test operations on the workpiece under different environments.

[0016] 3. In the utility model, by setting a bidirectional screw, a driving block and a clamping block, the bidirectional screw can drive the sliding block to slide in the movable groove, so that the two sliding blocks are close to or away from each other, and the sliding block drives the clamping block on the top of the driving block to move, and the two clamping blocks clamp and fix the workpiece. The clamping blocks can be locked and fixed by the locking assembly, so that the damaged clamping blocks can be replaced or replaced with clamping blocks of different clamping sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a left-side cutaway stereoscopic view of the overall structure of the utility model;

[0019] Figure 3 The overall structure of the utility model Figure 2 Enlarged view of point A in the middle;

[0020] Figure 4 The overall structure of the utility model Figure 2 Enlarged view of point B in the middle;

[0021] Figure 5 It is a structural schematic diagram of the driving block, groove, clamping block, anti-slip pad, locking groove and fixing column in the overall structure of the utility model.

[0022] In the figure: 1. operating table; 2. sealing box; 3. sealing door; 4. supporting block; 5. supporting bar; 6. guide chamber; 7. guide hole; 8. heating tube; 9. atomizing joint; 10. air pump; 11. movable groove; 12. bidirectional screw; 13. sliding block; 14. driving block; 15. groove; 16. clamping block; 17. anti-slip pad; 18. fixing plate; 19. sliding rod; 20. spring; 21. sliding plate; 22. connecting plate; 23. locking rod; 24. locking groove; 25. fixing column; 26. fixing groove; 27. first bevel gear; 28. movable chamber; 29. ​​rotating shaft; 30. second bevel gear; 31. motor. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1 to Figure 5 In an embodiment of the utility model, an integrated air test platform for aircraft engine accessory components includes an operating table 1, a sealing box 2 is installed on the top of the operating table 1, a sealing door 3 is installed on one side of the sealing box 2, a support block 4 is installed on the bottom of the inner side of the sealing box 2, and a plurality of support bars 5 arranged evenly are connected to the top of the support block 4, instruments for monitoring the air pressure, temperature and humidity in the sealing box 2 are installed on the other side of the sealing box 2, a test component for testing a workpiece is installed on the inner side of the sealing box 2, and a clamping component for fixing the workpiece is installed on the top of the operating table 1 and located on the inner side of the sealing box 2.

[0025] When in use, the multiple support bars 5 on the top of the support block 4 can support the workpiece upward, and the support bars 5 can create a gap between the workpiece and the support block 4 to facilitate air flow, and then the workpiece is clamped and fixed by the clamping assembly. The sealing door 3 and the sealing box 2 are closed and close to each other to seal the sealing box 2. The three instruments can monitor and display the temperature, humidity and air pressure in the sealing box 2 in real time, and the temperature, humidity and air pressure in the sealing box 2 can be adjusted through the test assembly to facilitate test operations on the workpiece in different environments, thereby improving the practicability of the equipment in testing workpieces.

[0026] In one embodiment, specifically, the test component includes a guide cavity 6 opened at the top of the sealing box 2, a plurality of guide holes 7 arranged in a rectangular shape are opened at the bottom of the guide cavity 6, a plurality of heating tubes 8 arranged evenly are installed on the inside of the guide cavity 6, an atomization joint 9 is connected to the top of the sealing box 2, an air pump 10 is connected to the other side of the sealing box 2 and connected to the guide cavity 6, and the atomization joint 9 is connected to the guide cavity 6.

[0027] Among them, the air pump 10 introduces air into the guide cavity 6, so that the air flows through the multiple guide holes 7 at the bottom of the guide cavity 6 to adjust the air pressure in the sealing box 2, and injects atomized moisture into the sealing box 2 through the atomization joint 9 to adjust the humidity in the sealing box 2. The air entering the guide cavity 6 is heated by the heating tube 8 to adjust the temperature of the sealing box 2, so as to facilitate the test operation of the workpiece under different environments.

[0028] Furthermore, the clamping assembly includes a movable groove 11 opened at the bottom of the operating table 1 and located on both sides of the support block 4, a bidirectional screw 12 passes through the inner side of the movable groove 11, a sliding block 13 is connected to the inner side of the movable groove 11, and a driving block 14 is connected to the top of the sliding block 13. The clamping assembly also includes a groove 15 opened at the top of the driving block 14, a clamping block 16 is placed on the top of the groove 15, a non-slip pad 17 for fixing is laid on one side of the clamping block 16, a locking assembly is installed between the clamping block 16 and the driving block 14, a first bevel gear 27 is sleeved on one end of the bidirectional screw 12, and a movable cavity 28 is opened on the other side of the operating table 1, a rotating shaft 29 passes through the inner side of the movable cavity 28, a second bevel gear 30 is sleeved on the outer side of the rotating shaft 29, and a motor 31 is connected to the top of the rotating shaft 29, the clamping block 16 is movably connected to the groove 15, the cross-section of the non-slip pad 17 is arc-shaped, the bidirectional screw 12 is rotatably connected to the operating table 1, and the bidirectional screw 12 passes through the sliding block 13 and is screwed thereto.

[0029] In one embodiment, specifically, the motor 31 can drive the second bevel gear 30 to rotate through the rotating shaft 29, and then the second bevel gear 30 can drive the bidirectional screw 12 to rotate through the first bevel gear 27, so that the bidirectional screw 12 can drive the sliding block 13 to slide in the movable groove 11, so that the two sliding blocks 13 are close to or away from each other, and the sliding block 13 drives the clamping block 16 on the top of the driving block 14 to move, and the two clamping blocks 16 clamp and fix the workpiece, and the clamping blocks 16 can be locked and fixed through the locking assembly, so that the damaged clamping blocks 16 can be replaced or replaced with clamping blocks 16 of different clamping sizes.

[0030] Among them, the locking assembly includes a fixed plate 18 installed on the other side of the driving block 14, a sliding rod 19 passes through one side of the fixed plate 18, a spring 20 is mounted on the outside of the sliding rod 19, a sliding plate 21 is connected to the bottom of the sliding rod 19, a connecting plate 22 is mounted on the outside of the sliding rod 19, a locking rod 23 is connected to the bottom of the connecting plate 22, a locking groove 24 is provided at the top of the clamping block 16, a fixing column 25 is connected to the top of the groove 15, a fixing groove 26 is provided at the bottom of the clamping block 16, the fixing column 25 is movably connected to the fixing groove 26, the connecting plate 22 is rotatably connected to the sliding rod 19, and the sliding rod 19 passes through the fixed plate 18 and is slidably connected thereto.

[0031] In one embodiment, specifically, the fixing column 25 at the top of the groove 15 can be inserted into the fixing groove 26 at the bottom of the clamping block 16, and then the spring 20 at the bottom of the fixing plate 18 squeezes the sliding plate 21, and then the sliding plate 21 drives the connecting plate 22 on the outer side of the sliding rod 19 to move downward, so that the connecting plate 22 drives the locking rod 23 to insert into the locking groove 24 to lock and fix the clamping block 16, so as to facilitate the replacement of the worn clamping block 16 and the replacement of the clamping block 16 with different clamping shapes, so that the clamping blocks 16 of different shapes can clamp and fix workpieces of different shapes, thereby improving the adaptability of the clamping block 16 to fix the workpiece. The working principle of the utility model:

[0032] First, the workpiece is placed on the support bar 5. At this time, the multiple support bars 5 on the top of the support block 4 support the workpiece upward, and then the motor 31 is started to drive the second bevel gear 30 to rotate through the rotating shaft 29, and then the second bevel gear 30 drives the bidirectional screw 12 to rotate through the first bevel gear 27, so that the bidirectional screw 12 drives the sliding block 13 to slide in the movable groove 11, and then the two sliding blocks 13 approach each other, and at the same time, the sliding block 13 drives the clamping block 16 on the top of the driving block 14 to move, and then the two clamping blocks 16 clamp and fix the workpiece, and then start the air pump 10, the heating pipe 8 and the atomizing joint 9 according to the required environment, and then the air pump 10 introduces air into the guide cavity 6, so that the air flows through the multiple guide holes 7 at the bottom of the guide cavity 6, and then the atomizing joint 9 injects atomized moisture into the sealing box 2, and the heating pipe 8 heats the air entering the guide cavity 6, thereby adjusting the humidity, temperature and air pressure in the sealing box 2.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An integrated air test platform for aircraft engine accessory components, comprising an operating table (1), characterized in that: A sealing box (2) is installed on the top of the operating table (1), a sealing door (3) is installed on one side of the sealing box (2), a support block (4) is installed on the bottom of the inner side of the sealing box (2), a plurality of support bars (5) arranged evenly are connected to the top of the support block (4), and instruments for monitoring the air pressure, temperature and humidity in the sealing box (2) are installed on the other side of the sealing box (2); A test assembly for testing a workpiece is installed inside the sealing box (2), and a clamping assembly for fixing the workpiece is installed on the top of the operating table (1) and located inside the sealing box (2).

2. The air test integrated platform for aircraft engine accessory components according to claim 1, characterized in that: The test assembly comprises a flow guide chamber (6) opened at the top of a sealed box (2), a plurality of flow guide holes (7) arranged in a rectangular shape are opened at the bottom of the flow guide chamber (6), a plurality of evenly arranged heating tubes (8) are installed inside the flow guide chamber (6), an atomizing joint (9) is connected to the top of the sealed box (2), an air pump (10) is provided on the other side of the sealed box (2) and is in communication with the flow guide chamber (6), and the atomizing joint (9) is in communication with the flow guide chamber (6).

3. The air test integrated platform for aircraft engine accessory components according to claim 1, characterized in that: The clamping assembly comprises a movable groove (11) formed at the bottom of the operating table (1) and located on both sides of the support block (4); a bidirectional screw (12) passes through the inner side of the movable groove (11); a sliding block (13) is connected to the inner side of the movable groove (11); a driving block (14) is connected to the top of the sliding block (13); the bidirectional screw (12) is rotatably connected to the operating table (1); and the bidirectional screw (12) passes through the sliding block (13) and is screwed thereto.

4. The air test integrated platform for aircraft engine accessory components according to claim 3, characterized in that: The clamping assembly also includes a groove (15) formed on the top of the driving block (14); a clamping block (16) is placed on the top of the groove (15); a non-slip pad (17) for fixing is laid on one side of the clamping block (16); a locking assembly is installed between the clamping block (16) and the driving block (14); the clamping block (16) is movably connected to the groove (15); and the cross section of the non-slip pad (17) is arc-shaped.

5. The air test integrated platform for aircraft engine accessory components according to claim 4, characterized in that: The locking assembly comprises a fixed plate (18) installed on the other side of the driving block (14), a sliding rod (19) passing through one side of the fixed plate (18), a spring (20) mounted on the outer side of the sliding rod (19), a sliding plate (21) connected to the bottom of the sliding rod (19), a connecting plate (22) mounted on the outer side of the sliding rod (19), a locking rod (23) connected to the bottom of the connecting plate (22), a locking groove (24) opened on the top of the clamping block (16), the connecting plate (22) is rotatably connected to the sliding rod (19), and the sliding rod (19) passes through the fixed plate (18) and is slidably connected thereto.

6. The air test integrated platform for aircraft engine accessory components according to claim 4, characterized in that: A fixing column (25) is connected to the top of the groove (15), a fixing groove (26) is provided at the bottom of the clamping block (16), and the fixing column (25) is movably connected to the fixing groove (26).

7. The air test integrated platform for aircraft engine accessory components according to claim 3, characterized in that: A first bevel gear (27) is sleeved on one end of the bidirectional screw (12), and a movable cavity (28) is opened on the other side of the operating table (1). A rotating shaft (29) passes through the inner side of the movable cavity (28), and a second bevel gear (30) is sleeved on the outer side of the rotating shaft (29). A motor (31) is connected to the top of the rotating shaft (29).

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