Electric cylinder comprehensive performance test equipment

Abstract

The utility model discloses electric cylinder comprehensive performance test equipment which comprises at least one test unit. The test unit comprises a detection head, a test mechanism used for driving a to-be-tested electric cylinder, an electric cylinder precision detection mechanism installed on one side of the power output end of the to-be-tested electric cylinder, and a stroke adjusting mechanism installed and connected with the detection head. The test mechanism comprises a push head, a connection module arranged between the power output end of the to-be-tested electric cylinder and the push head, and a driving motor in driving connection with the to-be-tested electric cylinder; the driving motor is used for driving the to-be-detected electric cylinder to drive the push head to be close to or away from the detection head through the connecting module; the electric cylinder precision detection mechanism is used for detecting the walking precision and repeated positioning precision of the to-be-detected electric cylinder; the stroke adjusting mechanism is used for adjusting the relative distance between the detection head and the push head. According to the multi-purpose design of the utility model, the time and the cost of equipment switching are reduced, the equipment can meet various test requirements, the flexibility and the compatibility of the equipment are improved, and the test efficiency is improved.

Description

Technical Field

[0001] This utility model relates to the field of automation equipment technology, and in particular to a comprehensive performance testing device for electric cylinders. Background Technology

[0002] With the development of industrial automation, electric cylinders, as important actuators, have been widely used in various mechanical equipment. Testing electric cylinders is a crucial step in ensuring their performance, reliability, and safety. Existing electric cylinder testing equipment has limited functionality, capable of performing only one single performance test, thus restricting the comprehensiveness and efficiency of the testing. Utility Model Content

[0003] The purpose of this invention is to provide a comprehensive performance testing device for electric cylinders. The multi-functional design reduces the time and cost of equipment switching, and the device can meet various testing needs, improving the flexibility and compatibility of the device and increasing testing efficiency.

[0004] To achieve the above objectives, the following technical solution is adopted:

[0005] A comprehensive performance testing device for electric cylinders includes at least one testing unit. The testing unit includes a detection head, a testing mechanism for driving the electric cylinder under test, an electric cylinder accuracy detection mechanism installed on one side of the power output end of the electric cylinder under test, and a stroke adjustment mechanism connected to the detection head. The testing mechanism includes a pusher, a connecting module located between the power output end of the electric cylinder under test and the pusher, and a drive motor connected to the electric cylinder under test. The drive motor drives the electric cylinder under test to move the pusher closer to or away from the detection head via the connecting module. The electric cylinder accuracy detection mechanism detects the travel accuracy and repeatability accuracy of the electric cylinder under test. The stroke adjustment mechanism adjusts the relative distance between the detection head and the pusher.

[0006] Preferably, the electric cylinder precision detection mechanism includes a sensing plate fixedly installed relative to the pusher head, and a grating ruler arranged along the travel direction of the power output end of the electric cylinder under test.

[0007] Preferably, the stroke adjustment mechanism includes a worm gear, an adjustment handwheel connected to the worm gear, a turbine gear meshing with the worm gear, and a push rod connected to the turbine gear; the detection head is mounted on one end of the push rod.

[0008] Preferably, the connection module includes a connection block connected to the power output end of the electric cylinder under test, a connection sleeve fixedly installed relative to the push head, and a connection shaft connected between the connection block and the connection sleeve; the connection sleeve can rotate relative to the connection block via the connection shaft.

[0009] Preferably, the device further includes a guide module; the guide module includes at least one guide rod arranged in a horizontal direction, and a first guide plate and a second guide plate slidably connected to the guide rod respectively; the first guide plate is disposed between the push head and the connecting module, and the sensing sheet is mounted on one end of the first guide plate; the detection head is mounted on the second guide plate.

[0010] Preferably, it further includes a mounting bracket; the mounting bracket includes a first mounting plate and a second mounting plate arranged in parallel, and a plurality of support columns connecting the first mounting plate and the second mounting plate; the testing mechanism is mounted on the first mounting plate, and the stroke adjustment mechanism is mounted on the second mounting plate.

[0011] Preferably, the detection head includes a pressure sensor.

[0012] Preferably, the test unit is configured as two units, namely a first test unit and a second test unit; the first test unit is used to test electric cylinders of 10 to 50T, and the second test unit is used to test electric cylinders of 0.1 to 10T.

[0013] By adopting the above solution, the beneficial effects of this utility model are:

[0014] This invention's multi-functional design reduces equipment switching time and costs, enables the equipment to meet various testing needs, improves equipment flexibility and compatibility, and increases testing efficiency.

[0015] 1) By setting up a detection head and testing mechanism, the thrust and torque changes of the electric cylinder can be detected, thus realizing the life test of the electric cylinder;

[0016] 2) By setting up an electric cylinder accuracy detection mechanism, the electric cylinder's walking accuracy and repeatability can be tested;

[0017] 3) By setting up a stroke adjustment mechanism, the stroke can be adjusted to be compatible with electric cylinders of different specifications;

[0018] 4) The connecting module is designed with a flexible joint structure, which can absorb the installation error of the electric cylinder and improve the stability of the equipment. Attached Figure Description

[0019] Figure 1 This is a perspective view of the present utility model;

[0020] Figure 2 This is a perspective view of the first test unit of this utility model;

[0021] Figure 3 This is a perspective view of the connection module of this utility model;

[0022] The following are explanations of the labels in the attached diagram:

[0023] 1—Detection head, 2—Testing mechanism,

[0024] 3—Electric cylinder precision testing mechanism; 4—Stroke adjustment mechanism.

[0025] 5—Guide module, 6—Mounting bracket,

[0026] 7—Adapter board, 8—First test unit,

[0027] 9—Second test unit, 10—Electric cylinder,

[0028] 21—Push head, 22—Connecting module,

[0029] 23—Drive motor, 31—Induction plate,

[0030] 32—grating ruler, 41—worm gear,

[0031] 42—Adjusting handwheel, 43—Turbine,

[0032] 51—Guide rod, 52—First guide plate,

[0033] 53—Second guide plate, 221—Connecting block,

[0034] 222—Connecting sleeve, 223—Connecting shaft. Detailed Implementation

[0035] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and not intended to limit it. Furthermore, it should be noted that, for ease of description, the accompanying drawings show only the parts relevant to the present invention, not the entire structure.

[0036] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0037] In the description of this embodiment, the terms "upper," "lower," "left," and "right," etc., refer to the orientation or positional relationship shown in the accompanying drawings. They are used only for ease of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0038] Reference Figures 1 to 3 As shown, this utility model provides a comprehensive performance testing device for electric cylinders, including at least one testing unit. The testing unit includes a detection head 1, a testing mechanism 2 for driving the electric cylinder 10 under test, an electric cylinder accuracy testing mechanism 3 installed on one side of the power output end of the electric cylinder 10 under test, and a stroke adjustment mechanism 4 installed and connected to the detection head 1. The testing mechanism 2 includes a pusher 21, a connection module 22 disposed between the power output end of the electric cylinder 10 under test and the pusher 21, and a drive motor 23 driven and connected to the electric cylinder 10 under test. The drive motor 23 is used to drive the electric cylinder 10 under test to move the pusher 21 closer to or away from the detection head 1 via the connection module 22. In a specific embodiment, when performing a life test on the electric cylinder 10, the drive motor 23 drives the electric cylinder 10 under test so that the pusher 21 presses against the detection head 1. The detection head 1 includes a pressure sensor, through which the magnitude of the thrust and the torque change of the electric cylinder 10 can be tested.

[0039] The electric cylinder precision detection mechanism 3 is used to detect the walking accuracy and repeatability of the electric cylinder 10 under test. The electric cylinder precision detection mechanism 3 includes a sensing plate 31 fixedly installed relative to the push head 21, and a grating ruler 32 arranged along the traveling direction of the power output end of the electric cylinder 10 under test.

[0040] The stroke adjustment mechanism 4 is used to adjust the relative distance between the detection head 1 and the push head 21. The stroke adjustment mechanism 4 includes a worm gear 41, an adjustment handwheel 42 connected to the worm gear 41, a turbine 43 meshing with the worm gear 41, and a push rod connected to the turbine 43; the detection head 1 is mounted on one end of the push rod. The position of the detection head 1 can be manually adjusted by setting the adjustment handwheel 42.

[0041] The connection module 22 includes a connection block 221 connected to the power output end of the electric cylinder 10 under test, a connection sleeve 222 fixedly installed relative to the push 21, and a connection shaft 223 connecting the connection block 221 and the connection sleeve 222; the connection sleeve 222 can rotate relative to the connection block 221 via the connection shaft 223. Specifically, the cross-section of the connection sleeve 222 is a transversely arranged U-shaped structure, the connection block 221 is movably embedded between the two vertical ends of the U-shape of the connection sleeve 222, and the connection shaft 223 is vertically arranged through the two vertical ends of the U-shape of the connection sleeve 222 and the connection block 221. The connection block 221, the connection sleeve 222, and the connection shaft 223 form a flexible joint structure, which can absorb the installation error of the electric cylinder 10 and improve the stability of the equipment.

[0042] In addition, a guide module 5 is included; the guide module 5 includes at least one guide rod 51 arranged in the horizontal direction, and a first guide plate 52 and a second guide plate 53 slidably connected to the guide rod 51 respectively; the first guide plate 52 is located between the push head 21 and the connecting module 22, and the sensing plate 31 is installed at one end of the first guide plate 52; the detection head 1 is installed on the second guide plate 53. When testing the walking accuracy and repeatability of the electric cylinder 10, since the sensing plate 31 is installed at one end of the first guide plate 52, the drive motor 23 drives the electric cylinder 10 under test to move. Under the drive of the first guide plate 52, the sensing plate 31 cooperates with the grating ruler 32 to ensure the accuracy of the walking accuracy and repeatability of the electric cylinder 10. In each test unit, the guide module 5 has two guide rods 51, and each end of the first guide plate 52 and the second guide plate 53 is slidably connected to a guide rod 51.

[0043] It also includes a mounting bracket 6; the mounting bracket 6 includes a first mounting plate and a second mounting plate arranged in parallel, and a plurality of support columns connecting the first mounting plate and the second mounting plate; the testing mechanism 2 is mounted on the first mounting plate, and the stroke adjustment mechanism 4 is mounted on the second mounting plate.

[0044] The test unit is configured as two units, namely a first test unit 8 and a second test unit 9; the first test unit 8 is used to test electric cylinders 10 with a capacity of 10 to 50T, and the second test unit 9 is used to test electric cylinders 10 with a capacity of 0.1 to 10T.

[0045] This utility model provides a comprehensive performance testing device for electric cylinders. Through pressure acquisition by a pressure sensor, position acquisition by a grating ruler 32, and background logic control, it achieves lifespan testing, walking accuracy testing, and repeatability testing of the electric cylinder 10. Furthermore, the electric cylinder 10 under test is mounted on a first mounting plate via an adapter plate 7. The first testing unit 8 can be adapted to perform performance testing of electric cylinders 10 of different specifications (10-50T) by replacing the adapter plate 7, and the second testing unit 9 can be adapted to perform performance testing of electric cylinders 10 of different specifications (0.1-10T) by replacing the adapter plate 7, achieving multi-purpose functionality.

[0046] The above are merely preferred embodiments of this utility model and are not intended to limit the scope of this utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model. Obviously, the above embodiments of this utility model are merely examples for clearly illustrating the utility model and are not intended to limit the implementation of this utility model. For those skilled in the art, various obvious changes, readjustments, and substitutions can be made without departing from the protection scope of this utility model. It is neither necessary nor possible to exhaustively describe all embodiments here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this utility model should be included within the protection scope of the claims of this utility model.

Claims

1. An electrical cylinder comprehensive performance test apparatus, characterized in that, The test unit comprises a detection head, a test mechanism for driving the electric cylinder to be tested, an electric cylinder precision detection mechanism mounted on one side of the power output end of the electric cylinder to be tested, and a stroke adjusting mechanism connected with the detection head.

2. The electrical cylinder performance test device of claim 1, wherein, The electric cylinder precision detection mechanism comprises an inductive sheet fixedly mounted opposite the push head, and a grating ruler arranged along the travel direction of the power output end of the electric cylinder to be tested.

3. The electrical cylinder performance test apparatus according to claim 1, wherein The stroke adjusting mechanism comprises a worm, an adjusting hand wheel connected with the worm, a turbine in meshing connection with the worm, and a push rod connected with the turbine; the detection head is mounted on one end of the push rod.

4. The electrical cylinder performance test apparatus of claim 1, wherein, The connection module comprises a connecting block connected with the power output end of the electric cylinder to be tested, a connecting sleeve fixedly mounted opposite the push head, and a connecting shaft connected between the connecting block and the connecting sleeve; the connecting sleeve can rotate relative to the connecting block through the connecting shaft.

5. The electrical cylinder performance test apparatus according to claim 2, wherein The test unit comprises a detection head, a test mechanism for driving the electric cylinder to be tested, an electric cylinder precision detection mechanism mounted on one side of the power output end of the electric cylinder to be tested, and a stroke adjusting mechanism connected with the detection head.

6. The electrical cylinder performance test apparatus of claim 1, wherein, The detection head comprises a pressure sensor.

7. The electrical cylinder performance test apparatus according to claim 1, wherein The test unit is provided in two, namely a first test unit and a second test unit; the first test unit is used for testing electric cylinders of 10-50T, and the second test unit is used for testing electric cylinders of 0.1-10T.

8. The electrical cylinder performance test device of claim 1, wherein, ​

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