The production of the duct is usually used by the automated duct fabrication machine after a complex process. There may be quality problems in the production of air ducts due to improper use of automated duct fabrication machine
or unreasonable operation procedures. The following are the quality problems and solutions in production.
it should be processed in accordance with the standard. At the same time, sufficient inspection shall be done after rivet and proper screws shall be used.
2.Air duct flange connection:
please make the flange perpendicular to the straight pipe shuttle, and the pipe mouth shall be flanged in an appropriate amount.
3.Flange flanging four corners leakage:
first of all, you should chamfer before the tube is pressed, then leveling the bite overlap when flang, and ensure that the four corners will not appear gap.
4.Pipe connection hole:
once the hole, please block it by using solder or sealant sealing.
5. Large edge sinking and small edge protruding:
steel plate thickness shall be selected according to the specification, and the bite form shall be processed according to the system function according to the specification.
6. The rectangular air duct is twisted and warped:
please cut correctly and the bite-size must be correct to ensure the same width of the bite.
7. Rectangular, circular elbow Angle is not correct:
please cut correctly.