WO2023075716A1 - Système et procédé de soudage par résistance à la molette invisible - Google Patents

Système et procédé de soudage par résistance à la molette invisible Download PDF

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Publication number
WO2023075716A1
WO2023075716A1 PCT/TR2021/051101 TR2021051101W WO2023075716A1 WO 2023075716 A1 WO2023075716 A1 WO 2023075716A1 TR 2021051101 W TR2021051101 W TR 2021051101W WO 2023075716 A1 WO2023075716 A1 WO 2023075716A1
Authority
WO
WIPO (PCT)
Prior art keywords
invisible
welding
resistance seam
seam welding
electrode
Prior art date
Application number
PCT/TR2021/051101
Other languages
English (en)
Inventor
Mustafa Hakan SEMERCİOĞLU
Original Assignee
Smec Maki̇na Tasarim Ve Mühendi̇sli̇k Ltd. Şti̇.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Smec Maki̇na Tasarim Ve Mühendi̇sli̇k Ltd. Şti̇. filed Critical Smec Maki̇na Tasarim Ve Mühendi̇sli̇k Ltd. Şti̇.
Priority to PCT/TR2021/051101 priority Critical patent/WO2023075716A1/fr
Publication of WO2023075716A1 publication Critical patent/WO2023075716A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/18—Sheet panels

Definitions

  • the present invention relates to a resistance seam welding system and method used for welding iron, aluminium, sheet metal materials to each other without leaving any traces.
  • the present invention relates to an invisible resistance seam welding system and method which ensures that the two parts to be joined at the ends are welded to each other so as to form a smooth surface by being compressed by means of a Z-shaped disc electrode from the upper surface and a lower electrode from the lower surface and by being heated with electric current.
  • Resistance seam welding is applied in different ways so as to join iron, aluminium and sheet metal materials.
  • the parts to be welded are basically joined together by melting them with the current passing between two copper electrodes in said resistance seam welding.
  • Document numbered W003028936 can be shown as an example to the state of the art in the research made in the literature. Said document relates to the workpiece resistance welding device.
  • a device that allows two parts placed on top of each other to be welded together from the inner surface is disclosed.
  • said device is not suitable for welding on parts that need to be joined end to end and have an even surface.
  • the present invention relates to an invisible resistance seam welding system and method which eliminates the abovementioned disadvantages and brings new advantages to the relevant technical field.
  • the main aim of the invention is to obtain an invisible resistance seam welding system and method which ensures that the two parts to be joined at the ends are welded to each so as to form a smooth surface by being compressed by means of a Z-shaped disc electrode from the upper surface and a lower electrode from the lower surface and by being heated with electric current.
  • the aim of the invention is to obtain an invisible welding surface that does not leave any traces on the surface of the parts that are joined to each other.
  • Another aim of the invention is to fill the molten metal into the said cavity during the welding process by obtaining a weld gap between the first sheet metal part and a second sheet metal part whose end part is shaped in Z-shape and to ensure that the first and second sheet metal parts are seamlessly joined to each other and an invisible welding surface is obtained on the joint surfaces of the parts.
  • Another aim of the invention is to produce smooth products with aesthetic surfaces, non-bacterial, hygienic and easy to clean, and which does not harm the user by means of joining with invisible resistance seam welding to each other.
  • the present invention is an invisible resistance seam welding system used for welding iron, aluminium, sheet metal materials to each other without leaving any traces, comprising the following;
  • the present invention also relates to an invisible resistance seam welding method that is used for welding iron, aluminium, sheet metal materials to each other without leaving any traces.
  • a) Z-form bending of the joint surface of the second sheet part to be joined with the flat form surface of the first part and the first part and obtaining a Z-shaped bending surface on the surface of the second part b) Placing the first part and the second part on top of each other on the lower copper electrode, c) Compressing the first part and the second part by applying pressure on the lower copper electrode by moving the upper copper disc electrode downwards over the first part and the second part, d) Forming molten metal with the increase in temperature by forming a certain voltage on the first part and the second part by sending electric current to the lower copper electrode and the upper copper disc electrode, e) Filling of the molten metal into the welding gaps between the first part and the second part with the help of Z-shape of the contact surface on the bending surface of the upper copper disc electrode and welding the first part and the second part together with
  • Figure 1 is a representative view of the inventive invisible resistance seam welding system.
  • Figure 2a is a representative plain view of the second part of the inventive invisible resistance seam welding system.
  • Figure 2b is a representative bended view of the second part of the inventive invisible resistance seam welding system.
  • Figure 2c is a representative view of the second part on the first part of the inventive invisible resistance seam welding system
  • Figure 3 is a detailed view of the second part on the first part of the inventive invisible resistance seam welding system.
  • Figure 4 is a representative view of the first part and second part of the inventive invisible resistance seam welding system.
  • Figure 5 is a representative perspective view of the second part on the first part of the inventive invisible resistance seam welding system.
  • invisible resistance seam welding system mainly comprises the following; a first part (10), a second part (20) that is positioned on the first part (10) and has a Z-shaped bending surface (21 ), lower copper electrode (50) which performs welding process from the bottom surface of the first part (10) and the second part (20) which are placed within a slot so as to be joined to each other, upper copper disc electrode (40) with a Z-shaped lower surface that performs welding process with electric current passing over the same by applying downward pressure on the first part (10) and the second part (20), welding gap (30) that is located between the first part (10) and the second part (20) and enables the first part (10) and the second part (20) to be joined to each other by filling the molten metal into it as a result of heating the first part (10) and the second part (20) in the welding
  • the end of the first part (10) is in a flat form in the inventive invisible resistance seam welding system.
  • the second part (20) is configured in Z form to prevent the formation of welding tracks on the joint surface with the first part (10). Therefore, the second part (20) in flat form, as seen in figure 2a, is bent on a special workbench, and, as seen in figure 2b, a Z-shaped bending surface (21 ) is obtained on the surface of the second part (20). Also, an angled form surface (22) extending upwards is formed at the end of said bending surface (21 ). Said angled form surface (22) provides a comfortable mouthing when the first part (10) and the second part (20) are fed to each other by means of a robot or a manipulator.
  • the thickness of the bending surface (21 ) of the second part (20) is less than the thickness of the first part (10).
  • weld gaps (30) are obtained between the first part (10) and the second part (20).
  • said weld gaps (30) are the spaces where the molten metal is filled during the resistance seam welding applied with the lower copper electrode (50) and the upper copper disc electrode (40).
  • the first part (10) and the second part (20) are placed in a slot located on a lower copper electrode (50) having high conductivity so as to ensure that the first part (10) and the second part (20) are joined to each other by means of resistance seam welding.
  • Welding process is performed between the lower copper electrode (50) and the upper copper disc electrode (40) by applying pressure on the first part (10) and the second part (20) on said lower copper electrode (50) with an upper copper disc electrode (40) with high conductivity and upward and downward motion.
  • the lower surface of said upper copper disc electrode (40) in contact with the bending surface (21 ) is also configured in Z-shape in accordance with the bending surface (21 ) of the second part (20).
  • the present invention also relates to an invisible resistance seam welding method that is used for welding iron, aluminium, sheet metal materials to each other without leaving any traces.
  • the process steps of said invisible resistance seam welding method are as follows; a) Z-form bending of the joint surface of the second sheet part (20) to be joined with the flat form surface of the first part (10) and the first part (10) and obtaining a Z-shaped bending surface (21 ) on the surface of the second part (20), b) Placing the first part (10) and the second part (20) on top of each other on the lower copper electrode (50), c) Compressing the first part (10) and the second part (20) by applying pressure on the lower copper electrode (50) by moving the upper copper disc electrode (40) downwards over the first part (10) and the second part (20), d) Forming molten metal with the increase in temperature by forming a certain voltage on the first part (10) and the second par (20) by sending electric current to the lower copper electrode (50) and the upper copper disc electrode (40), e) Fill
  • An angled form surface (22) that extends upwards at an angle at the end of the bending surface (21 ) so as to ensure that the first part (10) and the second part (20) are fed to each other by means of a robot or a manipulator so as to provide a comfortable mouthing can be formed in said process step (a).
  • the thickness of the bending surface (21 ) of the second part (20) is less than the thickness of the first part (10) in said process step (a).

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Resistance Welding (AREA)

Abstract

La présente invention concerne un système et un procédé de soudage par résistance à la molette utilisés pour souder ensemble des matériaux en fer, en aluminium et en tôle de manière à former une surface lisse.
PCT/TR2021/051101 2021-10-26 2021-10-26 Système et procédé de soudage par résistance à la molette invisible WO2023075716A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/TR2021/051101 WO2023075716A1 (fr) 2021-10-26 2021-10-26 Système et procédé de soudage par résistance à la molette invisible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/TR2021/051101 WO2023075716A1 (fr) 2021-10-26 2021-10-26 Système et procédé de soudage par résistance à la molette invisible

Publications (1)

Publication Number Publication Date
WO2023075716A1 true WO2023075716A1 (fr) 2023-05-04

Family

ID=86160171

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2021/051101 WO2023075716A1 (fr) 2021-10-26 2021-10-26 Système et procédé de soudage par résistance à la molette invisible

Country Status (1)

Country Link
WO (1) WO2023075716A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596043A (en) * 1969-04-11 1971-07-27 Southern Can Co Method of seam welding overlapping workpieces
US3716906A (en) * 1970-04-06 1973-02-20 Rheem Mfg Co Method of making food containers
US5789718A (en) * 1995-02-23 1998-08-04 Toyota Jidosha Kabushiki Kaisha Mash seam welding process and mash seam welding apparatus
US20050011864A1 (en) * 2002-02-12 2005-01-20 Yutaka Miyamoto Butt welder and butt welding method and butt welded product

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596043A (en) * 1969-04-11 1971-07-27 Southern Can Co Method of seam welding overlapping workpieces
US3716906A (en) * 1970-04-06 1973-02-20 Rheem Mfg Co Method of making food containers
US5789718A (en) * 1995-02-23 1998-08-04 Toyota Jidosha Kabushiki Kaisha Mash seam welding process and mash seam welding apparatus
US20050011864A1 (en) * 2002-02-12 2005-01-20 Yutaka Miyamoto Butt welder and butt welding method and butt welded product

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