Search

CN-224231293-U - HPD module automatic testing device

CN224231293UCN 224231293 UCN224231293 UCN 224231293UCN-224231293-U

Abstract

The utility model discloses an automatic HPD module testing device which comprises a base, wherein a positioning frame is arranged on the base, a plurality of HPD modules are arranged on the positioning frame, a water cooling testing mechanism is arranged on the base, a control panel and a T3Ster thermal resistance tester are arranged on one side of the base, the water cooling testing mechanism comprises a double-rod air cylinder, two output shaft ends of the double-rod air cylinder are fixedly connected with movable plates, and guide rods are fixedly connected to the movable plates, and the automatic HPD module testing device belongs to the technical field of HPD module testing. This HPD module automation testing device, through putting into the locating rack inside with the HPD module, select the plug of corresponding specification according to the size of interface on the HPD module, install the plug on the grudging post, then two pole cylinders insert the intubate on the plug in the interface of HPD module, can connect and separate a plurality of HPD modules fast, need not the staff and carry out the connection operation, effectively improve the convenience of test.

Inventors

  • WU ZHIGANG
  • WEI LAI
  • CHEN YIMIN
  • LIU NIANFU

Assignees

  • 杭州高裕电子科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250624

Claims (8)

  1. 1. An automatic HPD module testing device comprises a base (1) and is characterized in that a positioning frame (4) is installed on the base (1), a plurality of HPD modules (3) are installed on the positioning frame (4), a water cooling testing mechanism (2) is arranged on the base (1), and a control panel (6) and a T3Ster thermal resistance tester (5) are arranged on one side of the base (1); The water cooling test mechanism (2) comprises a double-output-rod air cylinder (201), two output-shaft end parts of the double-output-rod air cylinder (201) are fixedly connected with a movable plate (202), guide rods (203) are fixedly connected to the movable plate (202), a plurality of vertical frames (204) are fixedly connected to the tops of the movable plate (202), mounting screw holes (205) are formed in the vertical frames (204), plugs (206) are arranged on the vertical frames (204), one end of each plug (206) is fixedly connected with an insertion pipe (207), sealing rings (208) are sleeved on the insertion pipes (207), one ends, far away from the mounting screw holes (205), of the vertical frames (204) are provided with electromagnetic valves (214), connecting pipes (210) are arranged on the electromagnetic valves, cooling water tanks (211) are connected between the end parts of the connecting pipes, a refrigerator is arranged on each cooling water tank (211), a circulating pump (212) is arranged on each cooling water tank (211), and a flow rate meter (213) is arranged on each connecting pipe.
  2. 2. The HPD module automatic test equipment of claim 1, wherein the double-rod air cylinder (201) is fixedly installed inside the base (1), and two output shafts of the double-rod air cylinder (201) are penetrated with the base (1).
  3. 3. An automated HPD module testing apparatus as defined in claim 1, wherein two of the movable plates (202) are symmetrically disposed on both sides of the base (1), and the two movable plates (202) are slidably connected to the base (1) via guide rods (203).
  4. 4. An automated HPD module testing apparatus in accordance with claim 1, the mounting screw (205) being mated with the connecting screw (209), the plug (206) being threadably coupled to the stand (204) via the connecting screw (209) and the mounting screw (205).
  5. 5. An automated HPD module testing apparatus as defined in claim 1 wherein the cannula (207) has an outer diameter less than the diameter of the spigot (206), the cannula (207) being adapted to mate with an interface on the HPD module (3).
  6. 6. The HPD module automatic test equipment of claim 1, wherein the cooling water tank (211) is provided with an adding port, and a sealing rubber plug is arranged in the adding port.
  7. 7. The HPD module automatic test equipment of claim 1, wherein the positioning frame (4) comprises a frame body (401), the base (1) is provided with an embedded groove, and the embedded groove is matched with the frame body (401).
  8. 8. The HPD module automatic test equipment of claim 7, wherein the frame body (401) is provided with a plurality of positioning grooves (402), the positioning grooves (402) are matched with the HPD module (3), and the frame body (401) is provided with mounting bolts (403).

Description

HPD module automatic testing device Technical Field The utility model relates to the technical field of HPD module testing, in particular to an HPD module automatic testing device. Background The HPD module is a vehicle-standard-level power semiconductor module, is widely applied to the fields of a new energy automobile main drive inverter, a vehicle-mounted charger (OBC), industrial driving and the like, is designed and fused with high power density, high-efficiency heat dissipation and reliability, and can be subjected to performance test by the testing device. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an automatic testing device for an HPD module, which solves the problem that when the testing device tests the water cooling performance of the HPD module, workers are required to connect, so that the testing convenience is not ideal enough. The automatic HPD module testing device comprises a base, wherein a locating rack is arranged on the base, a plurality of HPD modules are arranged on the locating rack, a water cooling testing mechanism is arranged on the base, and a control panel and a T3Ster thermal resistance tester are arranged on one side of the base; The water cooling testing mechanism comprises a double-rod-outlet cylinder, two output shaft end parts of the double-rod-outlet cylinder are fixedly connected with movable plates, guide rods are fixedly connected to the movable plates, two guide rods are fixedly connected to the tops of the movable plates, a plurality of vertical frames are arranged on the vertical frames, mounting screw holes are formed in the vertical frames, plugs are arranged on the vertical frames, one ends of the plugs are fixedly connected with insertion pipes, sealing rings are sleeved on the insertion pipes, connecting screw pipes are fixedly connected to the other ends of the plugs, an electromagnetic valve is arranged at one end of each vertical frame far away from the mounting screw holes, a connecting pipe is arranged on the electromagnetic valve, a cooling water tank is connected between the end parts of the connecting pipes, a refrigerator is arranged on the cooling water tank, and a circulating pump is arranged on the connecting pipe. Preferably, the double-rod-outlet cylinder is fixedly installed inside the base, and the two output shafts of the double-rod-outlet cylinder and the base penetrate through the base, so that the two output shafts of the double-rod-outlet cylinder can move in opposite directions or in opposite directions, and the movable plates on two sides of the base can be driven to move. Preferably, the two movable plates are symmetrically arranged on two sides of the base, and the two movable plates are in sliding connection with the base through the guide rods, so that the movement of the movable plates can be guided. Preferably, the installation screw hole is matched with the connection screw pipe, and the plug is in threaded connection with the vertical frame through the connection screw pipe and the installation screw hole, so that the plug can be conveniently installed and removed. Preferably, the cannula has an outer diameter less than the diameter of the hub, the cannula matching the interface on the HPD module such that the cannula can be inserted into the interface on the HPD module. Preferably, the cooling water tank is provided with an adding port, and a sealing rubber plug is arranged in the adding port, so that cooling water can be conveniently supplemented into the cooling water tank. Preferably, the locating rack includes the support body, set up the embedded groove on the base, the embedded groove matches with the support body, set up a plurality of constant head tanks on the support body, constant head tank and HPD module assorted, be equipped with the mounting bolt on the support body for can play the positioning role to the HPD module. The utility model provides an HPD module automatic testing device. Compared with the prior art, the method has the following beneficial effects: 1. This HPD module automation testing device, through putting into the locating rack inside with the HPD module, select the plug of corresponding specification according to the size of interface on the HPD module, install the plug on the grudging post, then two pole cylinders insert the intubate on the plug in the interface of HPD module, can connect and separate a plurality of HPD modules fast, need not the staff and carry out the connection operation, effectively improve the convenience of test. 2. According to the HPD module automatic testing device, the frame body is installed inside the embedded groove, the installation bolts are screwed, the frame body is fixed, the positioning groove is used for positioning the HPD module, and the HPD module is prevented from shifting in the testing process. Drawings FIG. 1 is a schematic diagram of the overall structure of the present utility model; FIG. 2 is a schem