Equipment composition
| Control center (human-machine interface touch screen operating system, digital display) | 1 set |
| Main machine (including: circumferential and longitudinal transformers, longitudinal magnetizers, circumferential clamping magnetization mechanism, lead screw nut pole spacing adjustment mechanism, etc.) | 1 set |
| Magnetic suspension spray recovery system | 1 set |
| Darkroom system | 1 set |
| Coil extension mechanism | 2 set |
| LED ultraviolet lamp system | 1 set |
| Rotating observation mechanism | 1 set |
Technical details of the equipment:
1. Inspection workpiece: shaft (φ400mm, length 2000mm).
2. Equipment capacity: Inspection cycle: 15–25 seconds/piece (excluding observation time).
3. Design and formulation standards of this machine:
JB/T8290-2011 “Magnetic Particle Inspection Machine” national standard.
4. Main technical indicators
Circumferential magnetization current AC: 0-6000A (effective value) continuously adjustable, with power-off phase control (no missed detection).
Longitudinal magnetization magnetic potential AC: 0-18000AT (effective value) continuously adjustable, with power-off phase control (no missed detection).
Electrode spacing: 0-2000mm.
Magnetization principle: power-on, coil method.
Magnetization method: Circumferential magnetization, longitudinal magnetization, composite magnetization can be flexibly selected.
Use environment: -10℃-+40℃, relative humidity ≤80%.
Storage environment: temperature -20℃-60℃, relative humidity ≤70%. No corrosive gas dust and strong high-frequency electromagnetic pollution.
UV intensity: The UV intensity at 380mm from the workpiece is not less than 4000μW/cm2.
Sensitivity test: According to the national mechanical industry standard JB/T6065-92 “Standard test piece for magnetic particle flaw detection”, the standard No. 2 A type test piece is used for testing, and the display is clear.
Power supply: three-phase four-wire, 380V±20%, 50HZ, about 200A.
Inspection surface: cracks and other defects on the entire surface of the workpiece.
Demagnetization: AC: 18000-0 (effective value) attenuation automatic demagnetization.
Residual magnetism: Br≤0.2mT.
Workpiece rotation observation speed: 4-6rpm.
Magnetization coil: inner diameter 450mm. Coil movement method cylinder automatically extends.
Pneumatic clamping: clamping stroke 0-100mm. The stroke of the coil extending out of the cylinder is 0-350mm.
Air source pressure: 0.4-0.8MP.
Magnetic power cabinet size: 620*800*1800, clamping device size: 3200*800*1400 (excluding darkroom)
