Actuator cylinder performance testing device

Abstract

The actuator cylinder performance testing device comprises a pressure applying mechanism and a fixing clamp, the fixing clamp comprises a bottom plate, a clamping plate, two supporting rods and an electric heater, the two supporting rods are arranged on the bottom plate in a bilateral symmetry mode, one end of the bottom of each supporting rod is hinged to the bottom plate, one end of the bottom of each clamping plate is fixedly connected with the corresponding supporting rod, and each clamping plate is of an arc-shaped structure. The two clamping plates are fixed through a bolt fastener after being folded, the electric heaters are installed on the clamping plates and used for heating the actuating cylinders in the clamping plates, and the pressure applying mechanism is used for pressurizing the actuating cylinders in the fixing clamp; the actuator cylinder to be tested is placed on the bottom plate, then the two clamping plates are folded upwards, the actuator cylinder is fixed between the two clamping plates, the electric heater heats the actuator cylinder in the fixing clamp, and then the electric heater is matched with the pressure applying mechanism to pressurize the actuator cylinder, so that the performance of the actuator cylinder at different temperatures and pressures is tested. Therefore, normal work in different environments can be ensured.

Description

Technical Field

[0001] The utility model relates to the field of actuators, and particularly to an actuator performance testing device. Background Art

[0002] An actuator is an energy conversion device that converts the input hydraulic energy into mechanical energy, and is also a hydraulic actuator that makes linear reciprocating motion (or oscillating motion). After the actuator is inspected, it is necessary to test the performance of the actuator at different temperatures and pressures to ensure that it can work properly in different environments. Therefore, it has become an urgent problem to provide an actuator performance testing device. Summary of the Utility Model

[0003] (I) Technical Problems to be Solved

[0004] In order to solve the above problems of the prior art, the utility model provides an actuator performance testing device.

[0005] (II) Technical Solutions

[0006] In order to achieve the above purpose, the main technical solutions adopted by the utility model include:

[0007] An actuator performance testing device includes a pressure applying mechanism and a fixing fixture. The fixing fixture includes a bottom plate, a clamping plate, a support rod and an electric heater;

[0008] There are two support rods, which are symmetrically arranged on the left and right on the bottom plate, and one end of the bottom of the support rod is hinged to the bottom plate;

[0009] One end of the bottom of the clamping plate is fixedly connected to the support rod. The clamping plate is of an arc structure. After the two clamping plates are closed, the actuator is surrounded, and after the two clamping plates are closed, they are fixed by bolt fasteners;

[0010] The electric heater is installed on the clamping plate for heating the actuator inside the clamping plate;

[0011] The pressure applying mechanism is used to pressurize the actuator in the fixing fixture.

[0012] Preferably, the pressure applying mechanism includes a workbench, a support rod, a top seat, a pressing plate and a hydraulic cylinder;

[0013] The support rods are vertically arranged at the four corners along the periphery of the workbench;

[0014] The top seat is installed at the top of the four support rods;

[0015] The pressing plate is provided with guide holes adapted to the support rods, and the pressing plate is slidably installed on the four support rods;

[0016] The hydraulic cylinder is installed on the top of the top seat, and the piston rod of the hydraulic cylinder is connected to the pressing plate.

[0017] Preferably, the pressing mechanism further includes a pressure sensor. The workbench is provided with a positioning groove corresponding to the bottom plate, and the pressure sensor is installed at the bottom of the positioning groove.

[0018] Preferably, both sides of the clamping plate are provided with connecting plates extending horizontally outwards. After the two clamping plates are closed, the corresponding connecting plates are connected by bolt fasteners.

[0019] Preferably, the electric heater uses heating wires.

[0020] (III) Beneficial effects

[0021] The beneficial effects of the present utility model are as follows: By adopting the above technical solution, the actuator to be tested is placed on the bottom plate, then the two clamping plates are closed upwards to fix the actuator between the two clamping plates. The electric heater heats the actuator in the fixed fixture, and then cooperates with the pressing mechanism to apply pressure to it, so as to realize the performance test of the actuator under different temperatures and pressures, thereby ensuring that it can work normally in different environments. Description of the drawings

[0022] Figure 1 It is a schematic structural diagram of an actuator performance test device;

[0023] Figure 2 It is a schematic front view structural diagram of an actuator performance test device;

[0024] Figure 3 It is a schematic structural diagram of the fixed fixture.

[0025] Description of the reference numerals:

[0026] 1. Fixed fixture;

[0027] 11. Bottom plate; 12. Support rod; 13. Clamping plate; 14. Electric heater; 15. Connecting plate; 16. Bolt fastener;

[0028] 2. Pressing mechanism;

[0029] 21. Workbench; 22. Support rod; 23. Top seat; 24. Pressing plate; 25. Hydraulic cylinder. Specific implementation manners

[0030] In order to better explain the present utility model for easy understanding, the present utility model will be described in detail below in conjunction with the drawings through specific implementation manners.

[0031] Please refer to Figures 1 to 3, the present utility model provides an actuator performance testing device, including a pressure applying mechanism 2 and a fixing fixture 1. The fixing fixture 1 includes a bottom plate 11, clamping plates 13, support rods 12 and an electric heater 14;

[0032] There are two support rods 12, which are symmetrically arranged left and right on the bottom plate 11, and one end of the bottom of the support rod 12 is hinged to the bottom plate 11;

[0033] One end of the bottom of the clamping plate 13 is fixedly connected to the support rod 12. The clamping plate 13 is of an arc-shaped structure. After the two clamping plates 13 are closed, the actuator is surrounded, and after the two clamping plates 13 are closed, they are fixed by a bolt fastener 16;

[0034] The electric heater 14 is installed on the clamping plate 13 and is used to heat the actuator inside the clamping plate 13;

[0035] The pressure applying mechanism 2 is used to apply pressure to the actuator inside the fixing fixture 1;

[0036] During use, the actuator to be tested is placed on the bottom plate 11, and then the two clamping plates 13 are closed upward to fix the actuator between the two clamping plates 13. The electric heater 14 heats the actuator inside the fixing fixture 1, and then cooperates with the pressure applying mechanism 2 to apply pressure to it, realizing the performance test of the actuator at different temperatures and pressures, so as to ensure that it can work normally in different environments.

[0037] In this application, the fixing fixture 1 is not only used to fix the actuator to facilitate the application of pressure by the pressure applying mechanism 2, but also can heat the actuator, realizing the performance test of the actuator at different temperatures and pressures, so as to ensure that it can work normally in different environments.

[0038] In this embodiment, the pressure applying mechanism 2 includes a workbench 21, support rods 22, a top seat 23, a pressing plate 24 and a hydraulic cylinder 25;

[0039] The support rods 22 are vertically arranged along the four corners of the workbench 21;

[0040] The top seat 23 is installed on the tops of the four support rods 22;

[0041] The pressing plate 24 is provided with guiding holes adapted to the support rods 22, and the pressing plate 24 is slidably installed on the four support rods 22;

[0042] The hydraulic cylinder 25 is installed on the top of the top seat 23, and the piston rod of the hydraulic cylinder 25 is connected to the pressing plate 24;

[0043] During use, the hydraulic cylinder 25 drives the pressing plate 24 to move downward, so as to realize the pressure test of the actuator.

[0044] In this embodiment, the pressing mechanism 2 further includes a pressure sensor. The workbench 21 is provided with a positioning groove corresponding to the bottom plate 11, and the pressure sensor is installed at the bottom of the positioning groove. The pressure sensor is provided to determine the pressure applied to the actuating cylinder.

[0045] In this embodiment, connecting plates 15 extending horizontally outward are provided on both sides of the clamping plate 13. After the two clamping plates 13 are closed, the corresponding connecting plates 15 are connected by bolt fasteners 16.

[0046] In this embodiment, the electric heater 14 uses heating wires;

[0047] The working principle of the present utility model is as follows:

[0048] Place the actuating cylinder to be tested on the bottom plate 11, then close the two clamping plates 13 upward to fix the actuating cylinder between the two clamping plates 13. The electric heater 14 heats the actuating cylinder in the fixing fixture 1, and then cooperates with the pressing mechanism 2 to apply pressure to it, so as to test the performance of the actuating cylinder at different temperatures and pressures, thereby ensuring that it can work normally in different environments.

[0049] The circuits, electronic components and modules involved are all prior arts and can be fully realized by those skilled in the art without further elaboration. The content protected by the present utility model does not involve improvements to software and methods either.

[0050] The above are only embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in related technical fields, shall be equally included in the patent protection scope of the present utility model.

[0051] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An actuator performance test device, characterized in that, It includes a pressure-applying mechanism and a fixing fixture. The fixing fixture includes a bottom plate, a clamping plate, a support rod, and an electric heater; There are two support rods, which are symmetrically arranged left and right on the bottom plate, and one end of the bottom of the support rod is hinged to the bottom plate; One end of the bottom of the clamping plate is fixedly connected to the support rod. The clamping plate is in an arc structure. After the two clamping plates are closed, the actuator is surrounded inside, and after the two clamping plates are closed, they are fixed by bolt fasteners; The electric heater is installed on the clamping plate and is used to heat the actuator inside the clamping plate; The pressure-applying mechanism is used to apply pressure to the actuator in the fixing fixture.

2. The actuator performance testing device according to claim 1, wherein, The pressure-applying mechanism includes a workbench, a support rod, a top seat, a pressing plate, and a hydraulic cylinder; The support rods are vertically arranged along the four corners of the workbench; The top seat is installed on the tops of the four support rods; The pressing plate is provided with guide holes adapted to the support rods, and the pressing plate is slidably installed on the four support rods; The hydraulic cylinder is installed on the top of the top seat, and the piston rod of the hydraulic cylinder is connected to the pressing plate.

3. The actuation cylinder performance testing device according to claim 2, characterized in that, The pressure-applying mechanism further includes a pressure sensor. The workbench is provided with a positioning groove corresponding to the bottom plate, and the pressure sensor is installed at the bottom of the positioning groove.

4. The actuator performance testing device according to claim 1, characterized in that, Both sides of the clamping plate are provided with connecting plates extending horizontally outwards. After the two clamping plates are closed, the corresponding connecting plates are connected by bolt fasteners.

5. The performance testing device for an actuator according to claim 1, characterized in that, The electric heater uses an electric heating wire.

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