一种通用型磁芯热冲击测试设备

Abstract

一种通用型磁芯热冲击测试设备，包括测试防护箱体、磁芯移位机构、锡液盛放盒、盛放盒移位机构、电磁熔锡炉、控制器；电磁熔锡炉的熔锡槽设置在测试防护箱体的内部底侧，盛放盒移位机构用于带动锡液盛放盒在熔锡槽内进行上下运动及定位，磁芯移位机构包括第一上下往复驱动机构、磁芯吸附固定座，磁芯吸附固定座用于实现磁芯的吸附固定同时能够实现磁芯的左右位置调整。利用测试防护箱体能够实现测试过程中的人员隔离，提高了测试安全性；进一步地，利用两组滚珠丝杠直线模组的配合，能够使得磁芯每次保持竖直状态进入到水平锡液面中，继而能够有效保证磁芯底部受热均匀性，减小了实验测试误差。

Claims

1. A general-purpose magnetic core thermal shock testing device, characterized in that, The system includes a test protective enclosure, a magnetic core shifting mechanism, a molten solder container, a container shifting mechanism, an electromagnetic solder melting furnace, and a controller. The molten solder bath of the electromagnetic solder melting furnace is located on the bottom inside the test protective enclosure. The container shifting mechanism is used to drive the molten solder container to move up and down and to position itself within the molten solder bath. The magnetic core shifting mechanism includes a first up-and-down reciprocating drive mechanism and a magnetic core adsorption fixing seat. The magnetic core adsorption fixing seat is used to adsorb and fix the magnetic core and to adjust its left and right position. The first up-and-down reciprocating drive mechanism is used to drive the magnetic core adsorption fixing seat to move up and down and to position itself above the molten solder container. The controller can control the operation of the magnetic core shifting mechanism, the container shifting mechanism, the electromagnetic solder melting furnace, and the first up-and-down reciprocating drive mechanism.

2. The universal core thermal shock test apparatus of claim 1, wherein, An exhaust port is provided on the upper rear side inside the test protective enclosure, and an exhaust fan is installed inside the exhaust port. The controller can control the operation of the exhaust fan.

3. The universal core thermal shock test apparatus of claim 2, wherein, The container shifting mechanism includes a first ball screw linear module and a first connecting plate. The first ball screw linear module is vertically arranged inside the rear side of the test protective box. One end of the first connecting plate is fixedly connected to the first movable slider of the first ball screw linear module, and the other end of the first connecting plate is fixedly connected to the rear side wall of the molten solder container, and the molten solder container is in a horizontal position.

4. The universal core thermal shock test apparatus of claim 3, wherein, The first reciprocating drive mechanism is a second ball screw linear module. The second ball screw linear module is vertically arranged inside the left side of the test protective box. The magnetic core adsorption fixing seat is fixedly arranged on the second movable slider of the second ball screw linear module, and the magnetic core adsorption fixing seat is located above the molten tin container.

5. The universal core thermal shock test apparatus of claim 4, wherein: The magnetic core adsorption fixing base includes a first L-shaped connecting plate, a first linear guide rail, a slider with a locking handle, and a magnetic core adsorption plate. The first L-shaped connecting plate is fixed on the second movable slider of the second ball screw linear module. The first linear guide rail is fixedly and invertedly disposed on the first L-shaped connecting plate. The slider with the locking handle is slidably sleeved on the bottom of the first linear guide rail, and the slider with the locking handle can move and be positioned on the first linear guide rail. The magnetic core adsorption plate is fixedly disposed on the slider with the locking handle.

6. The universal core thermal shock test apparatus of claim 5, wherein, A switch door is provided at the front of the test protective enclosure. A touch screen, a start / pause button, and a return button are provided on one side of the switch door. The controller is electrically connected to the touch screen, the start / pause button, and the return button.

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