Electric push rod thrust testing device
The electric push rod thrust testing device, designed with high-strength materials and mechanical structure, solves the testing error problem caused by the instability of the fixed support, and achieves the reliability of test data and the safety of the equipment.
Patent Information
- Application Number
- CN202520573752.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-30
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-03-30
AI Technical Summary
During the electric linear actuator thrust test, if the fixed bracket is not firm enough, it may cause shaking or displacement, resulting in inaccurate force transmission, large measurement data error, and even damage to the test device or the electric linear actuator under test.
The device employs high-strength materials and a rational mechanical structure design to ensure stability and rigidity when subjected to electric push rod thrust and load, and is equipped with overload protection to automatically stop the test to avoid overload damage.
It improves the reliability of test data, reduces the impact of structural deformation and vibration on test results, extends the service life of equipment, and ensures the safety of the testing process.
Smart Images
Figure CN223827183U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of electric linear actuator testing technology, specifically to an electric linear actuator thrust testing device. Background Technology
[0002] Determine the thrust that the electric linear actuator can output under different working conditions, and evaluate whether it meets the design requirements and the needs of actual application scenarios. For example, determine whether the electric linear actuator can work normally under the specified load. Through testing, identify potential problems in the thrust output of the electric linear actuator, such as unstable thrust or insufficient thrust, so as to make timely improvements and optimizations and ensure the consistency and reliability of product quality.
[0003] When conducting electric linear actuator thrust testing, if the fixed support of the electric linear actuator or the testing device is not firm enough, it may shake or shift during the test, resulting in inaccurate force transmission, causing large errors in the measured thrust data, and even damaging the testing device or the electric linear actuator under test. To address this, we propose an electric linear actuator thrust testing device. Summary of the Invention
[0004] The purpose of this utility model is to provide an electric linear actuator thrust testing device to solve the problem mentioned in the background art that if the fixed support of the electric linear actuator or the testing device is not firm enough during the electric linear actuator thrust test, it may shake or shift during the test, resulting in inaccurate force transmission, large errors in the measured thrust data, and even damage to the testing device or the electric linear actuator under test. To achieve the above objectives, this utility model provides the following technical solution: an electric actuator thrust testing device, comprising a test frame, wherein a through groove is provided inside the test frame, and a central tube is fixedly connected inside the through groove; two fixed frames are fixedly connected to the top of the test frame, the two fixed frames being symmetrically distributed on the top of the test frame; connecting rollers are fixedly connected to one side of each of the two fixed frames; an annular groove is provided on the side surface of each connecting roller; a hinge piece is movably connected inside the annular groove through a sleeve; a clamping block is fixedly connected to one side of the hinge piece, the clamping block corresponding to the central tube; and two weight-adding rollers are fixedly connected to the top of the test frame, the two weight-adding rollers being symmetrically distributed on the top of the test frame. By employing high-strength materials and a reasonable mechanical structure design, the device ensures sufficient stability and rigidity when bearing the thrust and load of the electric actuator, reducing the impact of structural deformation or vibration on the test results and ensuring the reliability of the test data.
[0005] More preferably, two rangefinders are fixedly connected to the top of the test frame, and the two rangefinders are symmetrically distributed on the top of the test frame. Two L-shaped connecting brackets are fixedly connected to the top of the test frame, which have overload protection function. When the thrust output by the electric push rod exceeds the set safety threshold or the maximum load that the test device can withstand, the test can be automatically stopped to avoid damage to the electric push rod and the test device due to overload, extend the service life of the equipment, and ensure the safety of the test process.
[0006] More preferably, the two L-shaped connecting frames are symmetrically distributed on the top of the test frame, and a rotating shaft is movably connected to the opposite side of the two L-shaped connecting frames. Rollers are movably connected to the side surface of the rotating shaft.
[0007] More preferably, the bottom of the test frame is fixedly connected to four movable wheels, which are symmetrically distributed at the bottom of the test frame. The bottom of the test frame is fixedly connected to a connecting block, and the bottom of the connecting block is movably connected to a slide rail.
[0008] More preferably, a connecting frame is fixedly connected to one side of the slide rail, and a distance measuring plate is fixedly connected to both sides of the connecting frame.
[0009] More preferably, the two ranging plates are symmetrically distributed on both sides of the connecting frame and the two ranging plates are adapted to the two rangefinders, and a data panel is fixedly connected to the top of the connecting frame.
[0010] Compared with the prior art, the beneficial effects of this utility model are as follows:
[0011] In this invention, high-strength materials and a reasonable mechanical structure design are used to ensure that the testing device has sufficient stability and rigidity when subjected to the thrust and load of the electric push rod, thereby reducing the impact of structural deformation or vibration on the test results and ensuring the reliability of the test data.
[0012] This invention features overload protection. When the thrust output by the electric push rod exceeds the set safety threshold or the maximum load that the testing device can withstand, the test can be automatically stopped to prevent damage to the electric push rod and the testing device due to overload, extend the service life of the equipment, and ensure the safety of the testing process. Attached Figure Description
[0013] Figure 1 This is a schematic diagram of the three-dimensional main structure of this utility model;
[0014] Figure 2 This is a side view of the three-dimensional structure of the present invention;
[0015] Figure 3 This utility model Figure 2 Enlarged structural diagram at point A in the middle;
[0016] Figure 4 This is a three-dimensional structural diagram of the present invention viewed from below;
[0017] Figure 5 This is a cross-sectional three-dimensional structural diagram of the present invention.
[0018] In the diagram: 1. Test frame; 2. Through slot; 3. Central tube; 4. Fixing frame; 5. Connecting roller; 6. Annular groove; 7. Hinge plate; 8. Clamping block; 9. Weighting roller; 10. Rangefinder; 11. L-shaped connecting frame; 12. Rotating shaft; 13. Roller; 14. Moving wheel; 15. Connecting block; 16. Slide rail; 17. Connecting frame; 18. Rangefinder plate; 19. Data panel. Detailed Implementation
[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.
[0020] Please see Figures 1-5 This utility model provides a technical solution: an electric push rod thrust testing device, including a test frame 1. The test frame 1 has a through groove 2 inside, and a central tube 3 is fixedly connected inside the through groove 2. Two fixed frames 4 are fixedly connected to the top of the test frame 1, symmetrically distributed on the top of the test frame 1. Connecting rollers 5 are fixedly connected to one side of each of the two fixed frames 4. An annular groove 6 is formed on the side surface of each connecting roller 5. A hinge piece 7 is movably connected inside the annular groove 6 via a sleeve. A clamping block 8 is fixedly connected to one side of the hinge piece 7, corresponding to the central tube 3. Two weight-adding rollers 9 are fixedly connected to the top of the test frame 1, symmetrically distributed on the top of the test frame 1. The test frame 1 is fixedly connected to two rangefinders 10, which are symmetrically distributed on the top of the test frame 1. The top of the test frame 1 is also fixedly connected to two L-shaped connecting frames 11. During testing, the structure is moved on the slide rail 16 via the moving wheels 14 by activating the electric push rod. The distance traveled is measured by the rangefinders 10 and the measuring plate 18. The collected data is displayed on the data panel 19 for recording by the staff. The test frame has an overload protection function. When the thrust output by the electric push rod exceeds the set safety threshold or the maximum load that the test device can withstand, the test will automatically stop to prevent damage to the electric push rod and the test device due to overload, extend the service life of the equipment, and ensure the safety of the testing process.
[0021] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, two L-shaped connecting frames 11 are symmetrically distributed on the top of the test frame 1. The two L-shaped connecting frames 11 are movably connected to a rotating shaft 12 on opposite sides. Rollers 13 are movably connected to the side surface of the rotating shaft 12. Four moving wheels 14 are fixedly connected to the bottom of the test frame 1. The four moving wheels 14 are symmetrically distributed at the bottom of the test frame 1. A connecting block 15 is fixedly connected to the bottom of the test frame 1. A slide rail 16 is movably connected to the bottom of the connecting block 15.
[0022] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, a connecting frame 17 is fixedly connected to one side of the slide rail 16, and two distance measuring plates 18 are fixedly connected to both sides of the connecting frame 17. The two distance measuring plates 18 are symmetrically distributed on both sides of the connecting frame 17 and are adapted to two distance measuring instruments 10. A data panel 19 is fixedly connected to the top of the connecting frame 17. During testing, the structure moves on the slide rail 16 via the moving wheels 14 by activating the electric push rod. The distance traveled is measured by the distance measuring instruments 10 and the distance measuring plates 18. The collected data is displayed on the data panel 19 for recording by the staff. It has an overload protection function. When the thrust output by the electric push rod exceeds the set safety threshold or the maximum load that the testing device can withstand, the test can be automatically stopped to avoid damage to the electric push rod and the testing device due to overload, extend the service life of the equipment, and ensure the safety of the testing process.
[0023] The method of use and advantages of this utility model: The working process of this electric push rod thrust testing device is as follows:
[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, when using this electric linear actuator thrust testing device, the actuator to be tested is first placed in the central tube 3, with its pushing end facing the connecting frame 17. Then, the clamping block 8 clamps the electric linear actuator by rotating the hinge plate 7, ensuring the stability of the test. The use of high-strength materials and a reasonable mechanical structure design ensures that the testing device has sufficient stability and rigidity when bearing the thrust and load of the electric linear actuator, reducing the impact of structural deformation or vibration on the test results and guaranteeing the reliability of the test data. For reliability, during testing, the structure is moved along the slide rail 16 via the moving wheels 14 by activating the electric push rod. The distance traveled is measured by the rangefinder 10 and the range measuring plate 18, and the collected data is displayed on the data panel 19 for recording by the staff. It has an overload protection function. When the thrust output by the electric push rod exceeds the set safety threshold or the maximum load that the testing device can withstand, the test will automatically stop to prevent damage to the electric push rod and the testing device due to overload, extend the service life of the equipment, and ensure the safety of the testing process.
[0025] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely preferred examples and are not intended to limit the utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.
Claims
1. An electric actuator thrust testing device, comprising a test frame (1), characterized in that: The test frame (1) has a through groove (2) inside, and a central tube (3) is fixedly connected inside the through groove (2). Two fixed frames (4) are fixedly connected to the top of the test frame (1). The two fixed frames (4) are symmetrically distributed on the top of the test frame (1). A connecting roller (5) is fixedly connected to one side of each of the two fixed frames (4). An annular groove (6) is opened on the side surface of each connecting roller (5). A hinge piece (7) is movably connected inside the annular groove (6) through a sleeve. A clamping block (8) is fixedly connected to one side of the hinge piece (7). The clamping block (8) corresponds to the central tube (3). Two weight-adding rollers (9) are fixedly connected to the top of the test frame (1). The two weight-adding rollers (9) are symmetrically distributed on the top of the test frame (1).
2. The electric actuator thrust testing device according to claim 1, characterized in that: Two rangefinders (10) are fixedly connected to the top of the test frame (1). The two rangefinders (10) are symmetrically distributed on the top of the test frame (1). Two L-shaped connecting frames (11) are fixedly connected to the top of the test frame (1).
3. The electric push rod thrust testing device according to claim 2, characterized in that: The two L-shaped connecting frames (11) are symmetrically distributed on the top of the test frame (1). The two L-shaped connecting frames (11) are movably connected to a rotating shaft (12) on opposite sides. A roller (13) is movably connected to the side surface of the rotating shaft (12).
4. The electric push rod thrust testing device according to claim 3, characterized in that: The bottom of the test frame (1) is fixedly connected to four moving wheels (14), which are symmetrically distributed at the bottom of the test frame (1). The bottom of the test frame (1) is fixedly connected to a connecting block (15), and the bottom of the connecting block (15) is movably connected to a slide rail (16).
5. The electric actuator thrust testing device according to claim 4, characterized in that: A connecting frame (17) is fixedly connected to one side of the slide rail (16), and a distance measuring plate (18) is fixedly connected to both sides of the connecting frame (17).
6. The electric actuator thrust testing device according to claim 5, characterized in that: The two measuring plates (18) are symmetrically distributed on both sides of the connecting frame (17) and the two measuring plates (18) are adapted to the two rangefinders (10). A data panel (19) is fixedly connected to the top of the connecting frame (17).