一种废气阀门电子执行器测试装置

Abstract

本实用新型公开了一种废气阀门电子执行器测试装置，涉及涡轮增压器测试工装技术领域，包括安装底座，以及依次间隔布置在安装底座上的执行器安装固定架、扭矩测试装置、负载制动装置以及编码检测装置，扭矩测试装置的输入端连接有第一联轴器，扭矩测试装置的输出端连接有第二联轴器，第一联轴器上连接有执行器连接套杆，负载制动装置的输入端与第二联轴器连接，负载制动装置的输出端连接有第三联轴器，编码检测装置的输入端与第三联轴器连接。本实用新型提供的装置，实现了基于废气阀门电子执行器测试装置集成测试待测执行器的多方面性能进行综合性测试；并且，将负载制动装置布置在扭矩测试装置和编码检测装置之间，对测试结果的干涉小。

Claims

1. A testing device for an electronic actuator of a waste gas valve, characterized in that, It includes a mounting base, and an actuator mounting bracket, a torque testing device, a load braking device, and a coding detection device arranged sequentially and at intervals on the mounting base. The torque testing device has an input end and an output end arranged opposite to each other. A first coupling is connected to the input end of the torque testing device facing the actuator mounting bracket, and a second coupling is connected to the output end of the torque testing device facing the load braking device. An actuator connecting sleeve for connecting the power output shaft of the actuator under test is connected to the first coupling. The load braking device has an input end and an output end arranged opposite to each other. The input end of the load braking device facing the torque testing device is connected to a second coupling, and the output end of the load braking device facing the coding detection device is connected to a third coupling. The input end of the coding detection device, which is positioned toward the load braking device, is connected to the third coupling.

2. The test device for electronic actuators of exhaust gas valves according to claim 1, characterized in that, The actuator connecting sleeve is T-shaped and includes a connecting plate and a connecting shaft that are fixedly connected. The connecting shaft is fixedly mounted on the surface of the connecting plate. The bottom surface of the connecting plate, facing away from the connecting shaft, is recessed to accommodate a mounting groove. A central positioning post protruding from the bottom surface of the groove is arranged within the mounting groove. The central positioning post is coaxially arranged with the connecting shaft. The connecting plate is also provided with an assembly through hole that runs through the connecting plate. The assembly through hole is located on the side of the central positioning post and communicates with the receiving mounting groove.

3. The test device for electronic actuators of exhaust gas valves according to claim 2, characterized in that, The connecting plate and the connecting shaft are integrally formed, and the end of the connecting shaft away from the connecting plate is detachably connected to the first coupling.

4. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The actuator mounting bracket includes a fixed frame and a positioning support frame that are connected to each other. The positioning support frame protrudes from the surface of the fixed frame and is arranged on the fixed frame. The support frame is provided with threaded positioning holes arranged along the height direction.

5. The test device for electronic actuators of exhaust gas valves according to claim 4, characterized in that, The positioning support frame is a U-shaped frame. The actuator mounting bracket also includes positioning guide columns. The positioning guide columns are respectively provided on two opposite side walls of the positioning support frame. The positioning guide columns and the positioning support frame form an axially arranged mounting positioning guide slot.

6. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The torque testing device includes a first mounting bracket and a torque tester. The first mounting bracket is detachably mounted on the mounting base, and the torque tester is mounted on the first mounting bracket. The input end of the torque tester is connected to the first coupling, and the output end of the torque tester is connected to the second coupling.

7. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The load braking device includes a second mounting bracket and a hysteresis brake. The second mounting bracket is detachably mounted on the mounting base, and the hysteresis brake is fixedly mounted on the second mounting bracket. The input end of the hysteresis brake is connected to the second coupling, and the output end of the hysteresis brake is connected to the third coupling.

8. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The encoding detection device includes a third mounting bracket and an encoder. The third mounting bracket is detachably mounted on the mounting base, and the encoder is fixedly mounted on the third mounting bracket. The input end of the encoder is connected to the third coupling.

9. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The mounting base is a rectangular base. The exhaust gas valve electronic actuator testing device also includes a movable support device, which includes movable rollers and a lifting support frame. The movable rollers are respectively arranged at the four corner positions of the mounting base, and the lifting support frame is arranged in a one-to-one correspondence with the movable rollers.

10. The test device for electronic actuators of exhaust gas valves according to any one of claims 1 to 3, characterized in that, The exhaust gas valve electronic actuator testing device also includes gate-shaped handles. Two gate-shaped handles are disposed opposite each other at both ends of the mounting base. The first end of the gate-shaped handle is fixedly connected to the mounting base, and the second end of the gate-shaped handle is bent outward and extended.

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