Auto leveling search;
Remote control;
High tracking force;
1. Introduction
LTD450 asphalt paver, a new product offered by CCCC Xi’an Road Construction Machinery Co., Ltd., is manufactured with summarizing the experience of development, technical promotion, and manufacture of LT6 in last 30 years, basing on the LT6C, as well as combining the construction characteristics of China road and customs’ actual demands. The paver is mainly used to pave asphalt mixture. And besides the features of high reliability and high performance price ratio, it has following features: 1) equipped hydraulic extension screed, easy to adjust the paving width; 2) remote control system for selective; 3) the newest optimization design of hydraulic system and mechanical drive enable the operation is more convenient.
2. Technical Parameters
Main engine: 7850KG
Overall dimension (running status): L×W×H:5300mm×2834mm×2490mm
Hopper capacity: 5m3
Paving width: 2800mm-4500mm
Paving thickness: 120mm
Max. Traveling speed: 16.7km/h
Paving speed: First gear: 2.82m/min.
Second gear: 5.84m/min.
Third gear: 10.46m/min.
Crown adjusting range: ±2.5%
Min. turning radius: 7m
Min. road clearance: 80mm
Max. Throughput: 100t/h
Max. Climbing ability: 15%
Engine: Model: NANCHAI X4105BG diesel motor
Type: 4 stroke, vertical water-cooling
Rated power: 35kw
Rated rotary speed: 1500r/min
Front wheel: Type: solid rubber tyre
Size: 500mm×250mm(diameter ×width)
Wheel track: 2166mm
Rear wheel: Type: pneumatic tire
Specification: 11.00-20 (18 layers)
Air pressure: 0.33-0.35Mpa
Wheel track: 2260mm
Wheelbase: 2640mm
Slat conveyer: Rows: twin row
Conveyer width: 535mm(single row width)
Conveyer Speed (m/min): First gear: 10.05m/min.
Second gear: 20.85m/min.
Third gear: 37.27m/min.
Auger: Diameter×pitch: 300mm×290mm
Auger: 2387mm-3862mm
Auger rotary speed: First gear: 36.8 r/min.
Second gear: 76.1 r/min.
Third gear: 146.02 r/min.
Hydraulic pump 1:
Model: YYB-XXXX/XX-XX
Type: double vane pump
Quantity: 1
Nominal pressure: 7Mpa
Nominal speed: 800-1800 r/min
Nominal displacement: 16/6ml/r
Purpose: steering system/ auto leveling system (selective)
Hydraulic pump 2:
Model: PFED-4 XXXXXX/XX-XX
Type: double vane pump
Quantity: 1
Nominal pressure: 21Mpa
Nominal speed: 800-2800 r/min
Nominal displacement: 56/16ml/r
Purpose: vibrator motor/ working system
