Patent ID: 9289841
Filing Date: 2016-03-22
CPC Classification: B23K,H01L,H05K,Y10T

Claim Text:
1. A soldering device, comprising: a first processing section that immerses a workpiece member having a copper electrode in organic fatty acid-containing solution, and horizontally move the workpiece member in the organic fatty acid-containing solution; a second processing section having an ejection unit to spray a jet stream of a molten solder to the workpiece member while pulling out the workpiece member processed in the first processing section to a space section that has a pressurized steam atmosphere and is provided above the organic fatty acid-containing solution; a third processing section having an ejection unit to spray the organic fatty acid-containing solution to excess molten solder on the workpiece member for removal while pulling down the workpiece member processed in the second processing section after horizontally moving in the space section; a fourth processing section that picks up the workpiece member processed in the third processing section by pulling out from the organic fatty acid-containing solution after horizontally moving in the organic fatty acid-containing solution; a conveying unit move the workpiece member from the first processing section to the fourth processing section; a feeding portion into which the workpiece member is fed to the first processing section; and a discharge portion from which the workpiece member is discharged from the fourth section, wherein the first processing section to the fourth processing section are sealed except for the feeding portion and the discharge portion.