Model HCDX-10000 Magnetic Particle inspection Equipment
1. Equipment composition
Control center (including operation panel, control panel and main
power board etc.)
Control system (SIEMENS)
Main engine (including clamping mechanism, magnetization mechanism,
electrode mechanism, etc.)
Magnetic suspension spray system
Coil movement device
Clamping and rotating mechanism
Bracket rotating mechanism
2. Inspection workpiece:
Workpiece rotation diameter of less than 400mm, within a length of
3. Equipment capacity:
Running time: more than 500 hours / month
4. Local design standards:
JB/T8290 - 1998 "magnetic particle flaw detector"
5. Main technical indexes
Circumferential magnetization current AC:0 - 10000A FWDC,
continuous adjustable, with power off phase control
Longitudinal magnetization magnetic potential AC:0 - 16000AT,
continuous adjustable, with power off phase control.
Electrode spacing: 200 - 2500mm.
Magnetization method: direct pass method, coil method.
Magnetization mode: three kinds of circumferential magnetization,
longitudinal magnetization and compound magnetization can be
The use of the environment: - 10 C and C +40, relative humidity is
less than 90%.
Storage environment: temperature of - 20 C and 60 C, relative
humidity is less than 70%. Non corrosive
Gas dust and high frequency electromagnetic pollution.
Sensitivity test: according to the People's Republic of China
machinery industry standard JB/T6065 - 92, "magnetic powder testing
standard test film", AII, test piece display clear. And standard
DIN EN ISO 9934.
Power supply: three-phase four wire, 380V + 10%, 50HZ, about 600A.
Inspection surface: all surface cracks and other defects.
Demagnetization AC: automatic attenuation type demagnetization.
Demagnetization; DC:; ultra low frequency demagnetization
Remanence: the maximum remanent magnetization after demagnetization
is less than 0.3mT
Workpiece rotation speed: 4-6rpm. (large workpiece bracket
rotating, small workpiece clamping rotation)
Magnetization coil: inner diameter 400mm. The coil moves in an
Pneumatic clamping: clamping stroke 0-75mm.
Air pressure: 0.4 - 0.8MP.
Power control cabinet: 900 (width) * 1200 (long) * 2000 (high) mm.
Test bed (including UV lamp): 1000 (width) * 3500 (long) * 2100
Temporary loading rate: less than 20%
6. Running program: manual and automatic
The automatic program is: clamping - liquid - magnetization -
rotation observation (clamping and bracket rotation two) -
demagnetization - loose clamp, the whole process is controlled by
small industrial PLC (long workpiece, subsection magnetization)
7. Control center
The control center is based on programmable logic controller (PLC).
Control cabinet as the main body, contains a variety of actuators,
magnetization trigger circuit, the main transformer
The host is composed of main body, stainless steel tank,
longitudinal magnetization, coil to weeks of moving mechanism,
carrier rotating mechanism, sprinkler system, rail, pneumatic
mechanism and circumferential and longitudinal main transformer
Figure 2, each part of the equipment
Body: horizontal sheet metal structure, making use of the high
quality material of the equipment.
Stainless steel collection tank: made of 1.5mm stainless steel.
Longitudinal magnetizer: consisting of coils.
The circumferential magnetizer consists of two electrically
connected electrode plates and an electrode shaft.
Suspension system of magnetic suspension: the injection quantity
can be adjusted by moving the valve. With stirring device
antimagnetic precipitation powder. The circuit is provided with a
filter convenient for replacing.
Rail: for supporting and moving coil and mobile electrode.
Electrode box: welded by 10mm steel plate.
Rotating mechanism: by the speed reduction motor through the chain
transmission mechanism, the transmission roller to drive the
workpiece Rotate or clamp workpiece rotation.
Coil movement mechanism: consisting of a gear rack mechanism.
The pneumatic mechanism consists of a cylinder, solenoid valve,
control valve, air source treatment components, used for clamping,
has Xiangtong electromagnetic, ensure the detection sensitivity.
Equipped with white light and UV light system. The intensity of UV
irradiation is up to standard
An operating panel for mobile operation is installed on the host
The device is installed on the ground without the equipment
Grease is butter.
Install the muffler on the solenoid valve.
Install air handling triple parts.
Use a limit switch with excellent heat and dust resistance.
The wires are wired at both ends
11.Features and functions
Compound magnetization solves the problem that once the workpiece
is magnetized in all directions without missing.
The main circuit is contactless control, and the equipment is
The flaw detector adopts PLC centralized control.
This machine adopts low voltage high current output current,
The working principle of overview: This machine with programmable
logic controller (PLC) as the core, according to the detection
process, send information by the sensor, after PLC treatment, were
judged to control mechanical action related, according to set
parameters, week longitudinal magnetization, using special
thyristor phase-shift trigger integrated circuit to control the
circumferential and longitudinal silicon controlled trigger
circuit. Output trigger pulse
Through touch screen input, storage, detection process, rapid call
Over current and under current sound and light alarm.
Clamping function for both hands safety control.
Magnetizing current and phase difference of 120 Eve joy.
The electrode has a copper pad against sparking.
1. User owned
(1) power supply: supply a designated place (a place), 380V, 50HZ,
(2) air source: supply a designated place (one) greater than
2. delivery date
(1) 60 working days after ordering, to the design, manufacture and
inspection of the factory.
13. Selection of magnetizing current
The circumferential magnetization current can generally be
calculated in the lower order
Continuous method: I=8D to 15D
Residual magnetism method: I=20D ~ 40D
I was in the current value of A
D - specimen diameter or maximum width (mm)
The above values are the reference values, and the actual work
values shall be determined by the sensitivity test.
14. Magnetic suspension configuration:
Preparation of magnetic suspension of water agent:
Fluorescent magnetic powder: 2-3 g / liter
Dispersant: 0.2%, check the weight of the liquid
Rust inhibitor: 0.5%, check the weight of liquid
Defoaming agent: 0.5 - 1 grams / liter
Preparation of magnetic suspension for oil
(use odorless kerosene = 96 DEG C, flash point)
Fluorescent magnetic powder: 2-3 g / L, odorless kerosene
Dispersant: 0.2%, check the weight of the liquid