CN219841937U - Reverse thrust actuator cylinder testboard - Google Patents
Reverse thrust actuator cylinder testboard Download PDFInfo
- Publication number
- CN219841937U CN219841937U CN202321290543.2U CN202321290543U CN219841937U CN 219841937 U CN219841937 U CN 219841937U CN 202321290543 U CN202321290543 U CN 202321290543U CN 219841937 U CN219841937 U CN 219841937U
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- China
- Prior art keywords
- test
- reverse thrust
- reverse
- displacement
- action cylinder
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- 238000012360 testing method Methods 0.000 claims abstract description 76
- 238000006073 displacement reaction Methods 0.000 claims abstract description 66
- 238000001514 detection method Methods 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a reverse thrust cylinder test board which comprises a reverse thrust cylinder mounting assembly, a displacement detection assembly and a test control system, wherein the signal output end of the displacement detection assembly is connected with the signal input end of the test control system, and the detection end of the displacement detection assembly is connected with the displacement end of the reverse thrust cylinder mounting assembly. Compared with the prior art, the utility model integrates the test of the reverse thrust actuator cylinder on a test bench, thereby simplifying the test steps. Meanwhile, displacement and speed of the actuator cylinder are measured in real time by using a displacement sensor, displacement and speed signals are collected into a test system, and a speed-travel curve is automatically drawn, so that whether the performance of the back-thrust actuator cylinder is qualified or not is conveniently judged.
Description
Technical Field
The utility model relates to a reverse thrust actuator maintenance device, in particular to a reverse thrust actuator test board.
Background
The thrust reverser is a component of an aircraft engine thrust reverser system. The action is that the actuating cylinder stretches out after the aircraft falls, the engine reverse thrust fairing is opened, the backward flow passage of the engine airflow is blocked, and the reverse thrust is generated to enable the passenger plane to be rapidly decelerated after landing. The reaction ram is a hydraulically driven mechanical ram.
Repair of the reverse thrust actuator requires specialized equipment for its complete testing, and measurement of the speed and displacement of the end-of-stroke buffer area of the actuator, drawing a speed displacement curve. The counterthrust cylinder requires a special clamping guide device during actuation, otherwise the internal worm wheel and worm is damaged, and a speed stroke curve of the cylinder needs to be drawn in a stroke end buffer area. Testing of the components cannot be achieved without a dedicated test stand.
Disclosure of Invention
The utility model aims to provide a reverse thrust actuator tube test bench.
In order to achieve the above purpose, the utility model is implemented according to the following technical scheme:
the utility model comprises a reverse pushing action cylinder mounting component, a displacement detection component and a test control system, wherein the signal output end of the displacement detection component is connected with the signal input end of the test control system, and the detection end of the displacement detection component is connected with the displacement end of the reverse pushing action cylinder mounting component.
The reverse-pushing action cylinder mounting assembly comprises a test bench support, a reverse-pushing test rail, a reverse-pushing action cylinder fixing seat and a reverse-pushing action cylinder sliding seat, wherein two ends of the reverse-pushing test rail are fixed at the upper end of the test bench support, the reverse-pushing action cylinder fixing seat is fixedly arranged at one end of the reverse-pushing test rail, the reverse-pushing action cylinder sliding seat is in sliding connection with the reverse-pushing test rail, the reverse-pushing action cylinder fixing seat is detachably and fixedly connected with one end of the reverse-pushing action cylinder, the reverse-pushing action cylinder sliding seat is detachably and fixedly connected with the telescopic end of the reverse-pushing action cylinder, and the displacement detection assembly is fixedly arranged at the upper end of the test bench support and is arranged at one side of the reverse-pushing test rail.
The displacement detection assembly comprises a displacement sensor fixing beam and a displacement sensor, wherein the displacement sensor fixing beam is fixedly arranged at the upper end of the test bench support, the displacement sensor fixing beam is positioned at one side of the reverse thrust test track, the displacement sensor is fixedly arranged on the displacement sensor fixing beam, the detection end of the displacement sensor is fixedly connected with the reverse thrust action cylinder sliding seat, and the signal output end of the displacement sensor is connected with the signal input end of the test control system.
The upper end of the test bench support is also provided with an initial position fixing column and an initial position fixing lock pin, the lower end of the initial position fixing column is fixedly connected with the upper end of the test bench support, and the upper end of the initial position fixing column is detachably connected with the reverse thrust action cylinder sliding seat through the initial position fixing lock pin.
Preferably, the displacement sensor is an LVDT displacement sensor.
The beneficial effects of the utility model are as follows:
compared with the prior art, the test bench for the reverse thrust actuator is formed by integrating the test of the reverse thrust actuator on the test bench, and the test steps are simplified. Meanwhile, displacement and speed of the actuator cylinder are measured in real time by using a displacement sensor, displacement and speed signals are collected into a test system, and a speed-travel curve is automatically drawn, so that whether the performance of the back-thrust actuator cylinder is qualified or not is conveniently judged.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: the test bench comprises a test bench support 1, a reverse thrust test track 2, a reverse thrust action cylinder fixing seat 3, a reverse thrust action cylinder sliding seat 4, a displacement sensor fixing beam 5, a displacement sensor 6, a test control system 7, an initial position fixing column 8 and an initial position fixing lock pin 9.
Description of the embodiments
The utility model will be further described with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and descriptions of the utility model are for purposes of illustration, but are not intended to be limiting.
As shown in fig. 1: the utility model comprises a reverse pushing action cylinder mounting component, a displacement detection component and a test control system 7, wherein the signal output end of the displacement detection component is connected with the signal input end of the test control system 7, and the detection end of the displacement detection component is connected with the displacement end of the reverse pushing action cylinder mounting component.
The reverse thrust action cylinder installation assembly comprises a test bench support 1, a reverse thrust test track 2, a reverse thrust action cylinder fixing seat 3 and a reverse thrust action cylinder sliding seat 4, wherein two ends of the reverse thrust test track 2 are fixed at the upper end of the test bench support 1, the reverse thrust action cylinder fixing seat 3 is fixedly arranged at one end of the reverse thrust test track 2, the reverse thrust action cylinder sliding seat 4 is in sliding connection with the reverse thrust test track 2, the reverse thrust action cylinder fixing seat 3 is detachably and fixedly connected with one end of the reverse thrust action cylinder, the reverse thrust action cylinder sliding seat 4 is detachably and fixedly connected with the telescopic end of the reverse thrust action cylinder, and the displacement detection assembly is fixedly arranged at the upper end of the test bench support 1 and is arranged at one side of the reverse thrust test track 2.
The displacement detection assembly comprises a displacement sensor fixing beam 5 and a displacement sensor 6, wherein the displacement sensor fixing beam 5 is fixedly arranged at the upper end of the test bench support 1, the displacement sensor fixing beam 5 is positioned at one side of the reverse thrust test track 2, the displacement sensor 6 is fixedly arranged on the displacement sensor fixing beam 5, the detection end of the displacement sensor 6 is fixedly connected with the reverse thrust action cylinder sliding seat 4, and the signal output end of the displacement sensor 6 is connected with the signal input end of the test control system 7.
The upper end of the test bench support 1 is further provided with an initial position fixing column 8 and an initial position fixing lock pin 9, the lower end of the initial position fixing column 8 is fixedly connected with the upper end of the test bench support 1, and the upper end of the initial position fixing column 8 is detachably connected with the thrust reverser cylinder sliding seat 4 through the initial position fixing lock pin 9.
Preferably, the displacement sensor 6 is an LVDT displacement sensor.
The working principle of the utility model is as follows:
when the utility model is used, the rear end of the reverse acting cylinder is fixed on the reverse acting cylinder fixing seat 3, the telescopic end of the reverse acting cylinder is fixed on the reverse acting cylinder sliding seat 4, the reverse acting cylinder sliding seat 4 is fixedly connected with the initial position fixing column 8 through the initial position fixing lock pin 9, at the moment, the initial position between the reverse acting cylinder sliding seat 4 and the displacement sensor 6 is recorded through the test control system 7, when the test control system 7 and the displacement sensor 6 are adjusted, the initial position fixing lock pin 9 is removed, the reverse acting cylinder sliding seat 4 and the initial position fixing column 8 are separated, the reverse acting cylinder is telescopic through providing hydraulic pressure for the reverse acting cylinder, the displacement sensor 6 acquires the stroke position of the reverse acting cylinder in real time, and feeds back signals to the test control system 7, the test control system 7 detects position data, and a speed stroke curve of the test control system 7 detects the data according to requirements can be drawn through the test control system 7.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a reverse thrust actuator tube testboard which characterized in that: the device comprises a reverse pushing action cylinder mounting assembly, a displacement detection assembly and a test control system (7), wherein a signal output end of the displacement detection assembly is connected with a signal input end of the test control system (7), and a detection end of the displacement detection assembly is connected with a displacement end of the reverse pushing action cylinder mounting assembly.
2. The reaction ram test stand of claim 1 wherein: the reverse thrust action cylinder installation assembly comprises a test bench support (1), a reverse thrust test track (2), a reverse thrust action cylinder fixing seat (3) and a reverse thrust action cylinder sliding seat (4), wherein the two ends of the reverse thrust test track (2) are fixed at the upper end of the test bench support (1), the reverse thrust action cylinder fixing seat (3) is fixedly arranged at one end of the reverse thrust test track (2), the reverse thrust action cylinder sliding seat (4) is in sliding connection with the reverse thrust test track (2), the reverse thrust action cylinder fixing seat (3) is in detachable fixed connection with one end of the reverse thrust action cylinder, the reverse thrust action cylinder sliding seat (4) is in detachable fixed connection with the telescopic end of the reverse thrust action cylinder, the displacement detection assembly is fixedly arranged at the upper end of the test bench support (1), and the displacement detection assembly is arranged at one side of the reverse thrust test track (2).
3. The reaction ram test stand of claim 2 wherein: the displacement detection assembly comprises a displacement sensor fixing beam (5) and a displacement sensor (6), wherein the displacement sensor fixing beam (5) is fixedly arranged at the upper end of the test bench support (1), the displacement sensor fixing beam (5) is positioned at one side of the thrust reverser test track (2), the displacement sensor (6) is fixedly arranged on the displacement sensor fixing beam (5), the detection end of the displacement sensor (6) is fixedly connected with the thrust reverser cylinder sliding seat (4), and the signal output end of the displacement sensor (6) is connected with the signal input end of the test control system (7).
4. The reaction ram test stand of claim 2 wherein: the upper end of the test bench support (1) is further provided with an initial position fixing column (8) and an initial position fixing lock pin (9), the lower end of the initial position fixing column (8) is fixedly connected with the upper end of the test bench support (1), and the upper end of the initial position fixing column (8) is detachably connected with the reverse pushing action cylinder sliding seat (4) through the initial position fixing lock pin (9).
5. A reaction cartridge test stand according to claim 3, wherein: the displacement sensor (6) is an LVDT displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321290543.2U CN219841937U (en) | 2023-05-25 | 2023-05-25 | Reverse thrust actuator cylinder testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321290543.2U CN219841937U (en) | 2023-05-25 | 2023-05-25 | Reverse thrust actuator cylinder testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219841937U true CN219841937U (en) | 2023-10-17 |
Family
ID=88301035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321290543.2U Active CN219841937U (en) | 2023-05-25 | 2023-05-25 | Reverse thrust actuator cylinder testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219841937U (en) |
-
2023
- 2023-05-25 CN CN202321290543.2U patent/CN219841937U/en active Active
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