CN215794532U - General test platform for large hydraulic actuator cylinder of airplane - Google Patents
General test platform for large hydraulic actuator cylinder of airplane Download PDFInfo
- Publication number
- CN215794532U CN215794532U CN202122328765.6U CN202122328765U CN215794532U CN 215794532 U CN215794532 U CN 215794532U CN 202122328765 U CN202122328765 U CN 202122328765U CN 215794532 U CN215794532 U CN 215794532U
- Authority
- CN
- China
- Prior art keywords
- frame
- fixed
- plate
- test platform
- platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a universal test platform for large-scale hydraulic actuating cylinders of an airplane, which is stably placed in a working area and used for testing the large-scale hydraulic actuating cylinders of the airplane; the inner part of the fixed table is connected with a connecting plate in a sliding way, and the right end of the connecting plate is provided with an adjusting table; the limiting seat is arranged on the upper side of the adjusting platform; the method comprises the following steps: the mount is installed the upper left side of fixed station, and the inboard upper and lower both sides of mount are provided with top board and holding down plate respectively, just both sides are connected with link and extension rod respectively around the top board, and the downside of extension rod is connected with the threaded rod, the outside threaded connection of threaded rod has fixation nut. This general test platform of large-scale hydraulic actuator of aircraft, the regulation platform passes through the connecting plate and can remove on the fixed station right side, adjusts the distance between regulation platform and the fixed station to extend the test mileage, be applicable to the hydraulic actuator of different model lengths and test, improve the device commonality.
Description
Technical Field
The utility model relates to the technical field of testing of large hydraulic actuating cylinders of airplanes, in particular to a universal testing platform for the large hydraulic actuating cylinders of the airplanes.
Background
The large hydraulic actuating cylinder of the airplane is a power conversion device capable of providing driving force and is applied to some mechanism systems of the airplane which need the driving force.
The publication number is CN205744693U and is named as a universal test platform for large hydraulic actuating cylinders of an airplane, and the universal test platform comprises: the testing table top is rectangular, one end of the testing table top is fixedly provided with a fixed end of the actuating cylinder body, the other end of the testing table top is fixedly provided with a speed displacement sensor, a longitudinal guide rail is arranged in the middle of the testing table top, the fixed end of the rod end of the actuating cylinder piston rod is slidably supported on the guide rail, a length calibration block is fixedly arranged on one side of the guide rail, and an oil way conversion module is further fixedly arranged on the testing table top. The device can conveniently test the functions of the large hydraulic actuator cylinders of airplanes with various numbers, can quickly complete the stroke test, the actuation speed test and the damping speed test of the components, reserves an upgrading space for the device, and is simple and convenient to operate and maintain.
The above prior art solutions have the following drawbacks: the stroke distance of the test can not be extended, the stroke test of the hydraulic actuating cylinders with different strokes can not be favorably carried out, the hydraulic actuating cylinders can not be conveniently locked, the locking positions of the two end parts of the hydraulic actuating cylinders can not be ensured to be positioned on the same central line, and the hydraulic actuating cylinders can bear certain twisting force after being fixed.
Therefore, we propose a universal test platform for large hydraulic rams of an aircraft to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a general test platform for large-scale hydraulic actuators of an airplane, which is used for solving the problems that the prior art cannot extend the tested stroke distance in the market, is not beneficial to stroke test of hydraulic actuators with different strokes, cannot conveniently lock the hydraulic actuators, cannot ensure that the locking positions at two end parts of the hydraulic actuators are positioned on the same central line, and can bear certain twisting force after the hydraulic actuators are fixed.
In order to achieve the purpose, the utility model provides the following technical scheme: a universal test platform for large-scale hydraulic actuators of an airplane is stably placed in a working area and used for testing the large-scale hydraulic actuators of the airplane;
the inner part of the fixed table is connected with a connecting plate in a sliding way, and the right end of the connecting plate is provided with an adjusting table;
the limiting seat is arranged on the upper side of the adjusting platform;
the method comprises the following steps:
the fixing frame is arranged above the left side of the fixing table, an upper pressing plate and a lower pressing plate are arranged on the upper side and the lower side of the inner side of the fixing frame respectively, an upper connecting frame and an extension rod are connected to the front side and the rear side of the upper pressing plate respectively, a threaded rod is connected to the lower side of the extension rod, a fixing nut is connected to the outer side of the threaded rod in a threaded mode, and a lower connecting frame is arranged on the front side of the lower pressing plate;
the limiting frame is connected inside the limiting seat in a sliding mode, the upper side of the limiting frame is provided with a movable frame, the upper side and the lower side of the inner side of the movable frame are respectively provided with an upper locking plate and a lower locking plate, the upper connecting frame is installed on the front side of the upper locking plate, and the lower connecting frame is connected to the front side of the lower locking plate;
the sliding rod is arranged on the rear side of the upper locking plate, and the lower side of the sliding rod is connected with the threaded rod;
the tooth piece is installed down the link with the opposite face of going up the link, and the meshing of tooth piece ground outside is connected with the gear, just the internal key-type connection of gear has the pivot.
Preferably, the main section of the connecting plate is of a T-shaped structure, the connecting plate and the fixing table which are connected in a left-right sliding mode are fixed through bolts, the connecting plate and the fixing table can be locked through the design, and the connecting plate is prevented from moving under the condition that the mileage does not need to be extended.
Preferably, the main visual surface of the limiting seat is of a structure shaped like a Chinese character 'hui', the highest point of the limiting seat and the highest point of the fixed table are located in the same horizontal plane, and the design can ensure that the fixed frame and the movable frame are located in the same horizontal plane and can provide fixing force for the hydraulic actuating cylinder in the same area.
Preferably, the upper pressure plate and the lower pressure plate which are symmetrically distributed with each other are in sliding connection with the fixing frame, the side section of the fixing frame is in a U-shaped structure, and the hydraulic actuator cylinder can be fixed in the middle by means of synchronous movement of the upper pressure plate and the lower pressure plate.
Preferably, the structure of the moving frame is the same as that of the fixed frame, and the width of the inner side of the moving frame is smaller than the width of the inner diameter of the fixed frame, so that the fixed frame and the moving frame are respectively suitable for fixing the cylinder end and the piston rod end of the hydraulic actuator, and the cylinder end and the piston rod end are quickly fixed by using the fixed structures in the moving frame and the fixed frame.
Preferably, the gear blocks are distributed at equal intervals at the joints of the upper connecting frame and the lower connecting frame with the gear, and the upper connecting frame and the lower connecting frame are distributed in parallel, so that the design can realize linkage of the upper connecting frame and the lower connecting frame and ensure that the moving distances of the upper connecting frame and the lower connecting frame are the same.
Compared with the prior art, the utility model has the beneficial effects that: the universal test platform for the large hydraulic actuator cylinder of the airplane,
(1) the end part of the cylinder body of the hydraulic actuator cylinder is quickly fixed by the upper pressure plate and the lower pressure plate, the end part of the piston rod of the hydraulic actuator cylinder is quickly fixed by the lower locking plate and the upper locking plate, and the end part of the cylinder body of the hydraulic actuator cylinder and the end part of the piston rod of the hydraulic actuator cylinder are ensured to be fixedly positioned on the same central line, so that the torsional acting force cannot be increased when the hydraulic actuator cylinder is tested in a horizontal plane;
(2) the adjusting station can move on the right side of the fixed station through the connecting plate, and the distance between the adjusting station and the fixed station is adjusted, so that the testing mileage is extended, the hydraulic actuating cylinders with different types and lengths are suitable for testing, and the universality of the device is improved.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of a cross-sectional view of the connecting plate of the present invention;
FIG. 4 is a schematic side sectional view of the fixing frame of the present invention;
FIG. 5 is a schematic side sectional view of the mobile frame of the present invention.
In the figure: 1. a fixed table; 2. a connecting plate; 3. an adjusting table; 4. a limiting seat; 5. a fixed mount; 6. an upper pressure plate; 7. an extension rod; 8. a lower pressing plate; 9. fixing a nut; 10. a movable frame; 11. a limiting frame; 12. a lower locking plate; 13. a lower connecting frame; 14. an upper locking plate; 15. an upper connecting frame; 16. a tooth block; 17. a gear; 18. a rotating shaft; 19. a slide bar; 20. a threaded rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a universal test platform for large-scale hydraulic actuators of an airplane is stably placed in a working area and used for testing the large-scale hydraulic actuators of the airplane;
the inner part of the fixed table 1 is connected with a connecting plate 2 in a sliding way, and the right end of the connecting plate 2 is provided with an adjusting table 3;
the limiting seat 4 is arranged on the upper side of the adjusting table 3;
the method comprises the following steps:
the fixing frame 5 is arranged above the left side of the fixing table 1, an upper pressing plate 6 and a lower pressing plate 8 are respectively arranged on the upper side and the lower side of the inner side of the fixing frame 5, the front side and the rear side of the upper pressing plate 6 are respectively connected with an upper connecting frame 15 and an extension rod 7, the lower side of the extension rod 7 is connected with a threaded rod 20, the outer side of the threaded rod 20 is in threaded connection with a fixing nut 9, and a lower connecting frame 13 is arranged on the front side of the lower pressing plate 8;
a limiting frame 11 which is connected inside the limiting seat 4 in a sliding manner, wherein a movable frame 10 is installed on the upper side of the limiting frame 11, an upper locking plate 14 and a lower locking plate 12 are respectively arranged on the upper side and the lower side of the inner side of the movable frame 10, an upper connecting frame 15 is installed on the front side of the upper locking plate 14, and a lower connecting frame 13 is connected on the front side of the lower locking plate 12;
a slide rod 19 installed at the rear side of the upper locking plate 14, and a threaded rod 20 connected to the lower side of the slide rod 19;
and a gear block 16 mounted on the opposite surfaces of the lower connecting frame 13 and the upper connecting frame 15, wherein a gear 17 is engaged and connected to the outer side of the gear block 16, and a rotating shaft 18 is connected to the inner side of the gear 17.
The upper pressing plate 6 and the lower pressing plate 8 which are symmetrically distributed are in sliding connection with the fixing frame 5, and the side section of the fixing frame 5 is in a U-shaped structure. The structure of the movable frame 10 is the same as that of the fixed frame 5, and the width of the inner side of the movable frame 10 is smaller than the width of the inner diameter of the fixed frame 5. The connection parts of the upper connecting frame 15 and the lower connecting frame 13 and the gear 17 are distributed with tooth blocks 16 at equal intervals, and the upper connecting frame 15 and the lower connecting frame 13 are distributed in parallel.
The end of the cylinder of the hydraulic actuator cylinder is inserted between the upper pressure plate 6 and the lower pressure plate 8 shown in fig. 4, the upper pressure plate 6 is pressed downwards, the upper connecting frame 15 arranged on the front side of the upper pressure plate 6 moves downwards, the gear block 16 arranged on the upper connecting frame 15 controls the gear 17 in meshing connection to rotate, the gear 17 controls the lower connecting frame 13 in meshing connection through the gear block 16 to move upwards, the lower connecting frame 13 controls the lower pressure plate 8 arranged on the end to move upwards, the cylinder end of the hydraulic actuator cylinder is rapidly fixed, when the upper pressure plate 6 moves downwards, the extension rod 7 arranged on the rear end of the upper pressure plate 6 controls the threaded rod 20 to move downwards, the threaded rod 20 slides on the fixing frame 5, the fixing nut 9 can be rotated and moved, the position of the threaded rod 20 is limited in a single direction, so that the upper pressure plate 6 and the lower pressure plate 8 are locked in position, and the cylinder end of the hydraulic actuator cylinder is fixed firmly, the piston rod end of the hydraulic cylinder is inserted between the upper locking plate 14 and the lower locking plate 12 shown in fig. 5, and the structures of the lower locking plate 12 and the upper locking plate 14 are the same as those of the upper pressure plate 6 and the lower pressure plate 8, so that the piston rod end of the hydraulic cylinder can be quickly fixed by the lower locking plate 12 and the upper locking plate 14 according to the steps, and the fixed end of the hydraulic cylinder is uniformly stressed.
The main section of the connecting plate 2 is of a T-shaped structure, and the connecting plate 2 and the fixed platform 1 which are connected in a left-right sliding mode are fixed through bolts. The main visual surface of the limiting seat 4 is of a structure shaped like a Chinese character 'hui', and the highest point of the limiting seat 4 and the highest point of the fixed table 1 are positioned in the same horizontal plane.
The hydraulic actuator cylinder starts to test, the movable frame 10 can be pushed to move rightwards, the limiting frame 11 arranged at the lower end of the movable frame 10 slides in the limiting seat 4, the movable frame 10 is guaranteed to move in the horizontal direction, when the test mileage needs to be increased, the bolts of the fixed connecting plate 2 and the fixed table 1 can be detached, the adjusting table 3 can be pushed to move rightwards, the roller on the lower side of the adjusting table 3 rolls on the ground, smooth movement of the adjusting table 3 is guaranteed, the connecting plate 2 slides in the fixed table 1, and the test mileage is extended.
The working principle is as follows: when the universal test platform for the large hydraulic actuator cylinder of the airplane is used, firstly, a user stably places the whole device shown in fig. 1 in a working area, presses down the upper pressure plate 6 to quickly fix the end part of the cylinder body of the hydraulic actuator cylinder, and quickly fixes the piston rod end of the hydraulic actuator cylinder by using the lower locking plate 12 and the upper locking plate 14, so that the hydraulic actuator cylinder can be tested, the movable frame 10 is pushed to move rightwards, when a test mileage needs to be increased, bolts of the fixed connecting plate 2 and the fixed platform 1 can be detached, the adjusting platform 3 is pushed to move rightwards, and the test mileage is extended.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. A universal test platform for large-scale hydraulic actuators of an airplane is stably placed in a working area and used for testing the large-scale hydraulic actuators of the airplane;
the inner part of the fixed table is connected with a connecting plate in a sliding way, and the right end of the connecting plate is provided with an adjusting table;
the limiting seat is arranged on the upper side of the adjusting platform;
the method is characterized in that: the method comprises the following steps:
the fixing frame is arranged above the left side of the fixing table, an upper pressing plate and a lower pressing plate are arranged on the upper side and the lower side of the inner side of the fixing frame respectively, an upper connecting frame and an extension rod are connected to the front side and the rear side of the upper pressing plate respectively, a threaded rod is connected to the lower side of the extension rod, a fixing nut is connected to the outer side of the threaded rod in a threaded mode, and a lower connecting frame is arranged on the front side of the lower pressing plate;
the limiting frame is connected inside the limiting seat in a sliding mode, the upper side of the limiting frame is provided with a movable frame, the upper side and the lower side of the inner side of the movable frame are respectively provided with an upper locking plate and a lower locking plate, the upper connecting frame is installed on the front side of the upper locking plate, and the lower connecting frame is connected to the front side of the lower locking plate;
the sliding rod is arranged on the rear side of the upper locking plate, and the lower side of the sliding rod is connected with the threaded rod;
the tooth piece is installed down the link with the opposite face of going up the link, and the meshing of tooth piece ground outside is connected with the gear, just the internal key-type connection of gear has the pivot.
2. The universal test platform for large hydraulic rams of an aircraft as claimed in claim 1 wherein: the main section of the connecting plate is of a T-shaped structure, and the connecting plate and the fixed platform which are connected in a left-right sliding mode are fixed through bolts.
3. The universal test platform for large hydraulic rams of an aircraft as claimed in claim 1 wherein: the main visual surface of the limiting seat is of a structure shaped like a Chinese character 'hui', and the highest point of the limiting seat and the highest point of the fixed table are located in the same horizontal plane.
4. The universal test platform for large hydraulic rams of an aircraft as claimed in claim 1 wherein: the upper pressing plate and the lower pressing plate which are symmetrically distributed with each other are in sliding connection with the fixing frame, and the side section of the fixing frame is of a U-shaped structure.
5. The universal test platform for large hydraulic rams of an aircraft as claimed in claim 1 wherein: the structure of the movable frame is the same as that of the fixed frame, and the width of the inner side of the movable frame is smaller than the width of the inner diameter of the fixed frame.
6. The universal test platform for large hydraulic rams of an aircraft as claimed in claim 1 wherein: the gear rack is characterized in that tooth blocks are distributed at equal intervals at the joints of the upper connecting frame and the lower connecting frame with the gear, and the upper connecting frame and the lower connecting frame are distributed in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122328765.6U CN215794532U (en) | 2021-09-26 | 2021-09-26 | General test platform for large hydraulic actuator cylinder of airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122328765.6U CN215794532U (en) | 2021-09-26 | 2021-09-26 | General test platform for large hydraulic actuator cylinder of airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215794532U true CN215794532U (en) | 2022-02-11 |
Family
ID=80166434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122328765.6U Active CN215794532U (en) | 2021-09-26 | 2021-09-26 | General test platform for large hydraulic actuator cylinder of airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215794532U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857129A (en) * | 2022-04-15 | 2022-08-05 | 中国航空工业集团公司沈阳飞机设计研究所 | Large-scale aircraft hydraulic system test bed body capable of realizing nondestructive deconstruction and recombination |
| CN114906348A (en) * | 2022-06-01 | 2022-08-16 | 沈阳飞机工业（集团）有限公司 | Device for limiting stroke of actuating cylinder and using method thereof |
-
2021
- 2021-09-26 CN CN202122328765.6U patent/CN215794532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857129A (en) * | 2022-04-15 | 2022-08-05 | 中国航空工业集团公司沈阳飞机设计研究所 | Large-scale aircraft hydraulic system test bed body capable of realizing nondestructive deconstruction and recombination |
| CN114906348A (en) * | 2022-06-01 | 2022-08-16 | 沈阳飞机工业（集团）有限公司 | Device for limiting stroke of actuating cylinder and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215794532U (en) | General test platform for large hydraulic actuator cylinder of airplane | |
| CN105619781B (en) | The bumper bonding machine of Ke Kuaisugenghuan welding unit | |
| CN208772776U (en) | A kind of welding post sliding platform stroke amplifying mechanism | |
| CN201712681U (en) | Driving cab sliding mechanism | |
| CN105927617B (en) | A kind of aircraft large hydraulic pressurized strut general-utility test platform | |
| CN112880963A (en) | Double-machine supporting device for double-machine oiling wind tunnel test | |
| CN109748216B (en) | Vehicle-mounted hydraulic lifting mechanism | |
| CN110153973A (en) | A kind of three axis six-way adjustable tools of automobile power assembly | |
| CN106077225B (en) | A kind of swollen shape-calibration machine of liquid of U-shaped bulkhead class aviation thin-walled workpiece deformation | |
| CN111572781B (en) | Plate-type energy-absorbing crash-resistant seat | |
| CN220217137U (en) | Cutting device is used in processing of beryllium aluminum alloy spare part | |
| CN115056182B (en) | Rack shell assembly press-fitting tool for electric power steering system of light commercial vehicle | |
| CN114194375B (en) | Airplane flap sliding rail with self-locking function and processing technology thereof | |
| CN110340655B (en) | Heavy truck fuel tank and operation platform's assembly fixture | |
| CN115179911B (en) | Pedal device for automatic gear automobile | |
| CN115503414A (en) | Front air suspension for heavy truck | |
| CN201824620U (en) | Stroke positioning buffer mechanism and self-locking positioning device for table printing machine | |
| CN203272334U (en) | End guiding device for air cylinder rod with extra long stroke | |
| CN114394060B (en) | Automobile body protection mechanism and car | |
| CN210231116U (en) | Oil spout pipe device of bending | |
| CN208289508U (en) | Rack-and-pinion travel multiplier device for production line conveying equipment | |
| CN213378553U (en) | Hydraulic press for machining automobile sunroof guide rail | |
| CN220101969U (en) | One advance one moves back collaborative work structure | |
| CN221006796U (en) | Semitrailer suspension rod mechanical property detection device | |
| CN219703684U (en) | Honeycomb aluminum plate cutting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |