Shear device and method for detecting magnetic pulse welding connector performance
A technology for welding joints and shearing devices, which is applied to measuring devices and uses a stable shear force to test the strength and strength characteristics of materials, can solve problems such as the strength distribution of the connection area that cannot meet the detection of welding joints, and achieve high efficiency and speed. Effectiveness of testing, simple operation, wide versatility
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[0034] Example one
[0035] A specific embodiment of the present invention, such as Figure 1 to Figure 3 As shown, a shearing device for testing the performance of magnetic pulse welding joints is disclosed, including a compression rod 1, a sample positioning piece 4, a compression block 5 and a base 6; the base 6 is used to fix the entire shearing device, the base 6 Compression block 5 and sample positioning sheet 4 are arranged from bottom to top, that is, the pressure block 5 is located above the base 6 and the sample positioning sheet 4 is located above the pressure block 5; the pressure block 5 is provided with a first aperture The sample positioning sheet 4 is provided with a second through hole with a second aperture, the first aperture is smaller than the second aperture, and the first through hole and the second through hole are arranged concentrically; the first aperture is larger than that of the inner tube 8 The outer diameter is smaller than the outer diameter of th...
Example Embodiment
[0044] Example two
[0045] Another specific embodiment of the present invention discloses a method for detecting the performance of a magnetic pulse welded joint. Specifically, the shearing device for detecting the performance of a magnetic pulse welded joint in the first embodiment is used for the performance of the magnetic pulse welded joint. , Including the following steps:
[0046] Step 1: Before the shearing experiment, fix the pressure block 5 and the sample positioning sheet 4 on the base 6, and the sample positioning sheet 4 is located between the base 6 and the pressure block 5;
[0047] Step 2: Place the welding sample slice 7 in the second through hole of the sample positioning sheet 4, and place the outer tube 9 of the welding sample slice 7 on the annular shearing part, using other methods such as fixing bolts 3 or snaps Fix the positioning block 2 with at least two fixing bolts 3 and symmetrically arranged; the pressing rod 1 is pressed against the inner tube 8 of th...
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