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Metallurgy Machine Hydraulic Small Plate Sheet Metal Rolling
Machine
Ⅰ.Technical parameters of Hydraulic Three-Roll Symmetrical Plate Rolling Machine of
Metallurgy Machine
Model No. | W11-10*2500 |
Maximum roll plate thickness (mm) | 10 |
Maximum roll board width (mm) | 3300 |
Upper roll diameter (mm) | 273 |
Lower roll diameter (mm) | 245 |
Hydraulic motor (Kw) | 5.5 |
Auxiliary motor power (Kw) | - |
Sheet yield limit (MPa) | 245 |
Main drive motor power (Kw) | 15 |
Reel speed (m/min) | 5.5 |
Main reducer | JZQ400 |
Ⅱ.Operating rules of Hydraulic Three-Roll Symmetrical Plate Rolling Machine of
Metallurgy Machine
Operation and use of the winding machine staff should understand
the structure of the machine, and have some electrical common
sense, switch on the main power supply (leakage circuit breaker is
required) no-load operation (winter oil pump motor idling 10-20min
before normal work). And check whether the components on the
equipment operate normally. Check whether the anchor bolt is firm,
check whether the screw bolt is loose, if the rolled plate is gas
cutting material, should first remove the gas cutting metal slag,
solder joints and accessories, to ensure the normal service life of
the roll.
(1) Check before operation
1. Check each lubrication point interface.
2. Start the hydraulic motor, check whether the pressure is normal,
pay attention to whether the rotation direction of the motor is
correct, whether the voltage is normal, operate the manual valve
handle, lift the upper roll (pay attention to the upper position of
the lead screw fulcrum), make the upper roll and the lower roll
parallel, the error is not greater than 0.3-2mm..
(2) Operation process
1. Send the plate between the upper and lower rollers.
2. Adjust the plate so that the edge of the plate is parallel to
the lower roller. According to the accuracy requirements, the error
should not exceed 1-2mm.
3. Roll the template, operate the manual valve handle, press down
with the upper roll, and observe the pressure in the process of
rolling.
4. Start the main motor, start winding, working on both sides of
the winding machine shall not be anyone, in order to prevent the
winding workpiece out of the accident, so that the motor anyway
turn, after several times of pressure anyway turn, complete the
winding.
5. Material removal: turn off the main motor, start the hydraulic
circuit, make the upper roll rise to the removal position, press
the manual valve handle, pull down the live support, fine tune the
press bar downward, take out the winding workpiece, and then
restore to the original position.
Ⅲ..Fault and the solution of Hydraulic Three-Roll Symmetrical Plate Rolling Machine of
Metallurgy Machine
No. | Fault symptom | Possible cause | Solution |
1 | Motor shutdown | Overload | Reduces down pressure on the upper roll |
2 | The workpiece does not go | Motor not running | Check the line, motor |
3 | Excessive fracture of the upper roller journal | Overload, excessive pressure | Pay attention to the amount of pressure |
4 | The cylinder is not working | The hydraulic motor does not rotate (or the direction is wrong) the
hydraulic oil is too little | Check motor wiring or steering |
5 | The two ends of the winding workpiece have different radians | The upper roller height is not the same | Operate the solenoid valve separately |
6 | Couldn't get the slider out | It's not in the right position | Adjust |