Method for ultrasonic welding plastic products
A technology of ultrasonic welding and plastic products, which is applied in the field of ultrasonic welding of plastic products, can solve the problems of overflowing glue, product deformation, and weak welding of products, and achieve the effect of increasing the welding area and overcoming glue overflowing
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[0019] See figure 1 , Figure 2 and Figure 3, figure 1 It is a schematic diagram of a partial exploded three-dimensional structure of an embodiment of the present invention. Figure 2 is figure 1 A schematic diagram of a longitudinal section. Fig. 3 is a schematic structural diagram of Fig. 2 after combination. The present invention is applicable to the method on the product that two plastic parts 1, 2 are integrated by ultrasonic welding, if it is in the battery industry, it is suitable for the ultrasonic welding between the upper shell and the lower shell of the plastic casing of the pouch battery.
[0020] The steps of the method of the present invention are as follows: on the first bonding surface 11 of the first plastic part 1, there is at least one ultrasonic line 12 arranged in a line and extending downward at a certain interval H, each ultrasonic line 12 The lower part of the wedge-shaped ultrasonic line melting head 13; on the second bonding surface 21 of the sec...
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