Jan,2026
In the field of heavy-duty compaction equipment, operators often have to make a compromise between efficiency and comfort. I spent sixteen years proving that through scientific human-machine engineering design, it is possible to achieve a triple improvement in safety, comfort, and efficiency. Today, I would like to share my innovative human-machine engineering system for the flatbed tamper. This system has ensured that my clients have zero incidents of operational injuries in a cumulative tot
Jan,2026
The revolution of vibration bearings was the first breakthrough. The average lifespan of the traditional flatbed tamp's bearings was only 2,000 hours. I chose special bearings: the raceways were made of vacuum-degased steel with a purity of 99.95%; the spacers used were special brass with a strength 40% higher than ordinary materials; the lubrication used was high-temperature lithium-based grease with a melting point of 260°C. In the continuous operation tests in Australia, my bearings
Jan,2026
The extremely cold start technology has been verified in Siberia. During winter construction in Yakutsk, Russia, the ambient temperature dropped as low as -38℃. I designed a full-machine preheating system: the engine uses a 5kW coolant heater, which can raise the temperature from -30℃ to 60℃ within 45 minutes; the hydraulic oil heater is integrated inside the oil tank, with a heating power of 3kW; the battery is equipped with an insulation cover and self-heating function. In actual test
Jan,2026
The processing accuracy of the base plate is the foundation of its flatness. My flat plate base plate is made of a single piece of Q550 high-strength steel plate, which undergoes three stress elimination treatments: forging followed by annealing, rough processing followed by tempering, and fine processing followed by vibration aging. The final flatness reaches 0.08mm/m, which is three times the industry standard of 0.25mm/m. The surface of the base plate is treated with laser quenching, with
Jan,2026
The dual-frequency dual-amplitude technology was the first breakthrough. Traditional flatbed vibrators only have a single vibration frequency and cannot adapt to material changes. I developed a dual-frequency dual-amplitude system that can be adjusted continuously within the frequency range of 25-110Hz, and the amplitude can be adjusted continuously within the range of 0.5-3.5mm. In sandy soil, I used high frequency and low amplitude (100Hz/1.5mm), and in clay soil, I used low frequency and h
Jan,2026
Sand compaction requires high-frequency vibration. In the desert road project in the United Arab Emirates, the internal friction angle of the sand is only 28 degrees, and the traditional compaction method has poor results. I chose a vibrating plate tamper with a frequency of 110Hz, an excitation force of 12kN, and an amplitude of 1.5mm. Through rapid vibration, the sand particles are rearranged to achieve a compacted effect. I specially optimized the base plate design, adding a anti-adhesion
Jan,2026
The compact design philosophy runs through every detail. My narrow flatbed tamper has a width of 500mm, but the base plate length remains at 450mm, ensuring sufficient compaction coverage. The center of gravity design has been precisely calculated, with a front-to-back weight distribution ratio of 53:47, ensuring no overturning when operating on slopes. The steering system I adopted is a dual universal joint design, with a steering angle of 60 degrees each direction, allowing for flexible nav
Jan,2026
Material properties determine the selection of excitation force. In the sand backfill project in Malaysia, the internal friction angle of the material is small, and high-frequency and low-amplitude vibration is required. I chose a machine with a vibration frequency of 100Hz and an excitation force of 15kN, achieving a relative density of 95% in the sand. In the gravel base construction in Finland, the material has a large particle size, and a large amplitude impact is needed. I changed to a c
Jan,2026
The intrinsic safety design of the equipment eliminates risks at the source. All rotating components are equipped with fully enclosed guards, which are made of 5mm thick steel plates and have mechanical interlock devices. When the guard is not fully closed, the equipment cannot be started; if the guard is opened during operation, the equipment will automatically shut down within 0.5 seconds. The emergency shutdown system I designed is triple redundant: the red mushroom-shaped button on the op
Jan,2026
The upgrade of engine materials is a fundamental breakthrough. The diesel engine platform I chose features a nodular cast iron cylinder block with a tensile strength of 500 MPa, which is 80% higher than that of ordinary gray cast iron. The cylinder liner I use is centrifugal cast boron alloy iron with a hardness of HB240-280, and its wear resistance is 2.3 times that of ordinary cylinder liners. The crankshaft is made of 42CrMo forged steel, and after quenching and tempering treatment and sur
