CJW888 Magnetic particle inspection machine specification:
1.Equipment composition
--One set of control center (human-machine interface touch screen operating system, digital display)
--One set of main machine (including longitudinal magnetizer, circumferential magnetizer, clamping mechanism, screw nut pole spacing adjustment mechanism, rotating observation mechanism, etc.)
--One set of magnetizing coil extension mechanism
--one set of LED UV light system
--One set of bracket adjusting and rotating mechanism
--one set of magnetic suspension spray recovery system
--one set of Darkroom system
2.Test workpiece: axle and gear (matching corresponding copper mandrel according to the inner diameter of different gears).
The flaw detection diameter of gear≤ inner hole 450, and the outer diameter is within 600mm.
3.Equipment capacity:
Operation time: ＞ 600 hours / month.
Beat: (35-45 seconds / piece, depending on the time required for different workpieces, and related to the proficiency of the operator)
Inspection requirements: inspect the internal and external surface of the workpiece and the near surface for cracks and other minor defects caused by machining and fatigue.
4. The design standard of this machine:
JB / t8290-2011 nondestructive testing instruments magnetic particle testing machine, national standard.
5. Main technical indicators
--The circumferential magnetizing current AC: 0-8000a (effective value) is continuously adjustable, with power-off phase control (no missing detection).
--Longitudinal magnetization magnetic potential AC: 0-24000at (effective value) continuously adjustable, with power-off phase control (no missing inspection).
--Distance between moving electrodes: 0-2300mm.
--Magnetization principle: power on, coil method.
--Magnetization mode: circumferential magnetization, longitudinal magnetization and composite magnetization can be selected flexibly.
--Operating environment: - 10 ℃ - + 40 ℃, relative humidity≤ 80%.
--Storage environment: temperature - 20 ℃ - 60 ℃, relative humidity≤ 70%. No corrosive gas dust and strong high frequency electromagnetic pollution.
--Ultraviolet intensity: the ultraviolet intensity at 380mm away from the workpiece shall not be less than 4500 μ w / cm2.
--Sensitivity test: according to the provisions of JB / t6065-92 standard test piece for magnetic particle testing of the mechanical industry of the people's Republic of China, test with Standard No. 2 type a test piece, with clear display.
--Power supply: three phase four wire, 380V ± 20%, 50Hz, about 350A.
--Inspection surface: cracks and other defects on all surfaces of the workpiece.
--Demagnetization: AC: 24000-0 (effective value) attenuation type automatic demagnetization.
--Remanence: br≤ 0.2Mt.
--Observation speed of workpiece rotation: 4-6rpm.
--Magnetizing coil: inner diameter 700mm. Coil moving mode, electric moving.
--Pneumatic clamping: clamping stroke 0-100mm.
--Air supply pressure: 0.4-0.8mp.
--Size of magnetizing power cabinet: 620 * 800 * 1800, size of clamping device: 3000 * 800 * 1400 (excluding darkroom)
--Equipment weight: 1.7t.
6.Running program: manual and automatic.
The automatic program is: feeding - clamping - rotating - spraying - magnetizing - rotating observation - demagnetizing - unclipping - blanking. The whole process is controlled by a small industrial PC. The automatic program can be carried out continuously.
