Features— Changlin Road Roller YZ12HD
A road roller is a type of construction machinery/construction equipment applied to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations.
Structures of Road Roller YZ12HD with Rexroth :
1. Road Roller YZ12HD with Rexroth is equipped with DongFeng Cummins engine,
2. Double frequency & Double amplitude and super centrifugal force creates strong compacting effect
3. Rear-wheel hydraulic drive and stepless T/M.
Features of Road Roller YZ12HD with Rexroth :
1. Reasonable configuration, reliable performance, and high working efficiency hydraulic components
2.Operator's station is designed for comfort and safety such as fully-adjustable, suspension-mounted operator's seat.
Applications of Road Roller YZ12HD with Rexroth :
This Road Roller YZ12HD with Rexroth is widely used to compress the surface being rolled to ensure a smooth, even result on the construction site such as road-making, runway of the airport, and building.
Parameter— Changlin Road Roller YZ12HD
1 Length 6000mm
2 Width(to outside of wheels) 2300mm
3 Height(To the top of the cab) 3055mm
4 Wheel base 2915mm
5 Tread 1560mm
6 Min. ground clearance 360mm
Main Technical Specification
1 Static line force 340N/cm
2 Dynamic line force 1300 N/cm
3 Operating weight 12100kg
4 Big centrifugal Force Big centrifugal Force 31HZ 274kN
Small centrifugal Force 35HZ 171kN
5 Total stress force 34830(kg)
6 Static Weight at Drum 7000kg
7 Static Weight at Tires 5100kg
8 Min. turning radius(Outside of rear wheel) 5900mm
9 Drum diameter 1530mm
10 Drum width 2100mm
11 Drum thickness 28mm
12 Traveling speed(Km/h),3 forward &3 reverse
(1) 1st gear (F/R)0~4.8
(2) 2nd gear (F/R) 0~6.4
(3) 3rd gear (F/R) 0~10.6
13 Gradient capacity 40%
1 Model Dongfeng Cummins engine 6BT5. 9
2 Type Vertical, in-line, liquid-cooled and four-stroke engine
3 Rated output 110 kW
4 Total exhaust of cylinder 5.9 (L)
5 Rated speed2200(r/min)
6 Max. Torque 590(N.M)/1500RPM
7 Starting type Electric
8 Min. specific fuel consumption 229(g/Kw.h)
9 Net weight 410±20(kg)
1 Model Hydrostatic travel and vibration drive
2 Type Drive pump +drive motor + reducer
3 Model of drive pump A4VG71HWDL1/32R-NAF02F041D-S
4 Model of vibration driving motor +reducer Ratio of reducerA6VE55E24/63W-VZL027B+GFT26T2 62
5 Model of rear driving motor+ reducer Ratio of reducerA6VM80EZ4/3W-VAB027B+EM1020/MR 3.08
6 System pressure 38MPa
Axle and Tire
1 Type of main reducer spiral bevel gear, single stage
2 Gear ratio of main reducer3.889
3 Type of final reducer Single stage planetary
4 Gear of ratio of final reducer 4.941
5 Total ratios 23.2584
6 Size of tire 23.1-26-12PR
Working Device Hydraulic System
1 Model of vibratory pump A10VG45EZ2DM1/10R-NSC10F013D
2 System pressure 280(kgf/cm2)
3 Model of vibratory motor A10FM45/52W-VRC60N007
1 Type Middle articulated frame. Full-hydraulic Steering
2 Model of steering pump AZ-PF-1X/022RRRR20KB
3 Model of redirector BZZ1-E500C
4 System pressure 15MPa
5 Dimension of steering cylinder90*45*280(mm)
1 Type of traveling brakeIn general, traveling brake depend on static hydraulic tow of close-circuit hydraulic system Vibratory reducer with brake which control by a solenoid valve.
2 Type of parking brake Hand brake Flexible shaft control clamp brake
1 Fuel(diesel) 250 (L)
2 Engine lubricating oil 15 (L)
3 Oil for hydraulic system 140(L)
4 Oil for driving axles 24 (L)
5 Oil for vibrating drum 2X56(L)
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