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Surface coating process of aluminum alloy welding wire

A technology of aluminum alloy welding wire and surface coating, which is applied to the device for coating liquid on the surface, coating, insulating conductor/cable, etc. It can solve the complex coating process, uneven coating, and difficult to control coating thickness. and other problems, to achieve the effect of simple and clear operation process

Inactive Publication Date: 2020-05-22
YUNNAN ALUMINUM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The welding wire surface coating technology can improve weldability, prevent welding wire surface oxidation, and improve production efficiency. The traditional welding wire surface coating process is complicated, the coating is uneven, and the coating thickness is difficult to control.

Method used

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  • Surface coating process of aluminum alloy welding wire
  • Surface coating process of aluminum alloy welding wire

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] A process for coating the surface of an aluminum alloy welding wire, comprising the steps of:

[0024] Step (1), coating equipment commissioning and parameter setting: before starting the coating equipment, set the output oil volume and pump speed;

[0025] Step (2), coating oil heating: heating the coating oil temperature to 30°C;

[0026] Step (3), start coating: pass the clean welding wire through the coating chamber of the coating equipment, adjust the voltage of electrostatic coating and the coating speed of welding wire, and then carry out coating;

[0027] Step (4), winding: the coated welding wire is drawn into the wire take-up machine.

Embodiment 2

[0029] A process for coating the surface of an aluminum alloy welding wire, comprising the steps of:

[0030] Step (1), coating equipment debugging and parameter setting: before starting the coating equipment, set the output oil volume and pump speed; the output oil volume is controlled at 250ml / min, and the pump speed is controlled at 1200rpm;

[0031] Step (2), coating oil heating: heating the coating oil temperature to 40°C;

[0032] Step (3), start coating: pass the clean welding wire through the coating chamber of the coating equipment, adjust the voltage of electrostatic coating and the coating speed of welding wire, and then carry out coating; the coating method adopts high-voltage electrostatic coating, The coating voltage is 30Kv, the belt speed is 100m / s; the coating amount of the coating layer is 0.2g / m 2 ;

[0033] Step (4), winding: the coated welding wire is pulled into the wire take-up machine; the speed of the wire take-up is consistent with the speed of coat...

Embodiment 3

[0035] A process for coating the surface of an aluminum alloy welding wire, comprising the steps of:

[0036] Step (1), coating equipment debugging and parameter setting: before starting the coating equipment, set the output oil volume and pump speed; the output oil volume is controlled at 350ml / min, and the pump speed is controlled at 1800rpm;

[0037] Step (2), coating oil heating: heating the coating oil temperature to 60°C;

[0038] Step (3), start coating: pass the clean welding wire through the coating chamber of the coating equipment, adjust the voltage of electrostatic coating and the coating speed of welding wire, and then carry out coating; the coating method adopts high-voltage electrostatic coating, The coating voltage is 90Kv, the belt speed is 400m / s; the coating amount of the coating layer is 0.5g / m 2 ;

[0039] Step (4), winding: the coated welding wire is pulled into the wire take-up machine; the speed of the wire take-up is consistent with the speed of coat...

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Abstract

The invention relates to a surface coating process of an aluminum alloy welding wire, and belongs to the technical field of aluminum alloy welding wires. The process comprises the following steps of (1) adjusting of coating equipment and parameter setting, wherein before the coating equipment is started, the output oil quantity and the pump speed are set; (2) coating oil heating, wherein the temperature of coating oil is heated to range from 30 DEG C to 60 DEG C; (3) coating starting, wherein the welding wire with the clean surface penetrates through a coating chamber of the coating equipment,the electrostatic coating voltage and the welding wire coating speed are adjusted, and then coating starts; and (4) winding, wherein the coated welded wire enters a take-up machine through traction.According to the surface coating process of the aluminum alloy welding wire, the welding wire with the surface cleaned is subjected to high-voltage electrostatic oiling through the coating equipment,a layer of oil film is formed on the surface of the welding wire, the functions of preventing rust and enhancing the welding wire feeding performance can be achieved, and the problems that take-up operation is not smooth, arc sounds are large and splashing happen are avoided.

Description

technical field [0001] The invention belongs to the technical field of aluminum alloy welding wire, and in particular relates to a surface coating process of aluminum alloy welding wire. Background technique [0002] The welding wire surface coating technology can improve weldability, prevent welding wire surface oxidation, and improve production efficiency. The traditional welding wire surface coating process is complicated, the coating is uneven, and the coating thickness is difficult to control. The surface coating technology of welding wire can solve the problems of uneven oiling caused by other oiling methods, such as oxidation, water absorption and excessive oiling on the welding wire surface. Therefore, how to overcome the shortcomings of the existing technology is an urgent problem to be solved in the field of aluminum alloy welding wire technology . Contents of the invention [0003] In view of the above problems in the surface coating of welding wire, the presen...

Claims

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Application Information

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IPC IPC(8): B05D7/20B05D1/04
CPCB05D7/20B05D1/04
Inventor 陈德斌邱哲生肖明富陈永刚张斌李丽秋王震
Owner YUNNAN ALUMINUM
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