Resistance welding fastener, apparatus and methods
US-2015217395-A1 · Aug 6, 2015 · US
US11440124B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11440124-B2 |
| Application number | US-201916549642-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 23, 2019 |
| Priority date | Sep 1, 2016 |
| Publication date | Sep 13, 2022 |
| Grant date | Sep 13, 2022 |
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Official abstract text for this publication.
A joining apparatus for panel sheets and a joining method for panel sheets using the same are provided. The joining apparatus includes an element punching device which stores and supplies elements according to a specification of a panel sheet and inserts the element into a first panel sheet among different types of panel sheets. Additionally, a welding device resistively welds a part of the first panel sheet into which the element is inserted by the element punching device.
Opening claim text (preview).
What is claimed is: 1. A joining method of panel sheets, comprising: locating, by a controller, a supply block configured to supply an element in a position that corresponds to a joining portion of different types of panel sheets loaded on a die; inserting, by the controller, the element into a first panel sheet among the different types of panel sheets through a punch operated by a punch cylinder to a supply aperture formed in the supply block; pressurizing, by the controller, upper and lower electrodes while locating upper and lower electrodes of a welding device that corresponds to upper and lower sides of the joining portion of different types of panel sheets; and resistively welding, by the controller, the edge of the element to a second panel sheet among the different types of panel sheets through the upper and lower electrodes by supplying power to the welding device. 2. The joining method of claim 1 , wherein in the different types of panel sheets loaded on the die, a sealer is applied between a first panel sheet and a second panel sheet to form a sealer layer. 3. The joining method of claim 2 , wherein the first panel sheet is formed of an aluminum material and the second panel sheet is formed of a steel material.
Preliminary treatment · CPC title
Spot welding guns, e.g. mounted on robots · CPC title
Aluminium or alloys thereof · CPC title
of different metals · CPC title
Supporting devices for electrode holders · CPC title
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