Metal mold for testing height of packaging housing lead and use method thereof
A technology of encapsulating shells and metal molds, applied in the direction of mechanical devices, measuring devices, mechanical measuring devices, etc., can solve the problems of inaccurate measurement values, lead wire deformation, low efficiency, etc., to ensure accuracy, avoid multiple measurements, The effect of improving inspection efficiency
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[0016] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0017] Such as figure 1 As shown, the metal mold used for inspecting the lead height of the package casing according to the present invention is provided with the first metal part P1, the second metal part P2 and the third metal part P3 in sequence from top to bottom. The first metal part P1 uses standard-sized screws for fixing the second metal part P2 and the third metal part P3. After the specification of the first metal part P1 is determined, the dimensions of the screw holes of the second metal part P2 and the third metal part P3 should match it.
[0018] Such as figure 2 As shown, the package housing includes leads, porcelain and heat sink. The dimensions of the package case include the overall length l 2 , lead length l 1 , lead width w, lead height h to ground, lead thickness t.
[0019] Such as image 3 As sho...
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