Ultrasonic unit puncture welding tool

By combining an ultrasonic generator and cylinder with an aluminum box, guide rail, female welding head, and female welding head design, the problem of depth control in piercing welding is solved, enabling fast and high-strength welding, improving product qualification rate, and possessing energy-saving and environmentally friendly characteristics.

CN224348425UActive Publication Date: 2026-06-12FENGPAI TECH (SHANGHAI) CO LTD
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Patent Information

Application Number
CN202520881298.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-07
Publication Date
2026-06-12
Estimated Expiration
2035-05-07

AI Technical Summary

Technical Problem

Existing piercing welding technology has difficulty in accurately controlling the welding depth, and the welding speed and strength need to be improved. In addition, it suffers from a low product qualification rate.

Method used

The design employs an ultrasonic generator and cylinder in conjunction with an aluminum box, guide rail, female welding head, and female welding head. It achieves piercing welding of materials through high-frequency vibration and pressure, amplifies the amplitude using an amplitude transformer, and controls the welding depth through needle-like protrusions.

Benefits of technology

It achieves rapid and high-strength welding with precise control of welding depth, improving product qualification rate and possessing energy-saving and environmentally friendly characteristics.

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Abstract

The utility model discloses an ultrasonic unit puncture welding tool which comprises an ultrasonic generator and an air cylinder, the ultrasonic generator is fixed on an aluminum box, a guide rail is installed on the bottom face of the aluminum box, a piston rod of the air cylinder is connected with the aluminum box, the air cylinder pushes the aluminum box to do reciprocating motion on the guide rail, and the guide rail is installed on a shell. The ultrasonic generator is connected with the primary welding head, two secondary welding heads are arranged on the primary welding head in an extending manner, the two secondary welding heads are arranged in parallel, and each secondary welding head is flat so as to penetrate through materials for welding. According to the ultrasonic unit puncture welding tool provided by the utility model, the ultrasonic generator is matched with the primary-secondary welding head, and high-frequency vibration energy is applied to the surface of a material to be welded; the welding speed is high, the welding strength is high, the welding depth can be accurately controlled, and the product percent of pass is increased; and the device is energy-saving and environment-friendly.
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