The Outstanding Concrete Mixer Truck PMP 7.1R130 Gearbox
In the heart of the construction machinery domain, the concrete mixer truck reigns supreme as a crucial workhorse. At the core of its mechanical might lies the PMP 7.1R130 gearbox, a technological masterpiece meticulously crafted to meet the demanding and diverse needs of the construction industry.
1. Exceptional Build Quality for Longevity
The PMP 7.1R130 gearbox flaunts a rugged outer shell, predominantly fabricated from a high-strength alloy blend. This alloy, often a combination of cast iron and elements like chromium and nickel, endows the housing with remarkable toughness and resistance to corrosion. It stands as a bulwark against the unforgiving elements on construction sites, shielding the internal components from dust, debris, and the ceaseless vibrations caused by the truck's movement and the mixer drum's rotation.
Internally, the gears are precision-machined from hardened alloy steel. Through a series of advanced heat treatment processes, they achieve an optimal hardness profile, ensuring exceptional wear resistance. The tooth profiles are engineered with utmost care to guarantee smooth meshing, minimizing power losses and noise generation during operation. The shafts and bearings, too, are of premium quality, selected to endure heavy loads and high torques. Complemented by a top-notch lubrication system, which we'll explore in detail shortly, these components work in harmony to provide years of reliable service.
2. Sophisticated Gear Ratio Configuration
The 7.1R130 designation is a testament to its carefully calibrated gear ratios. These ratios are designed to address the unique challenges faced by concrete mixer trucks. When initiating a journey, especially with a full load of concrete, the gearbox amplifies torque to an impressive degree. This allows the truck to overcome inertia smoothly and start moving without straining the engine.
As the vehicle accelerates and transitions to different driving conditions, such as cruising on highways or maneuvering through construction zones, the gear ratios adapt intelligently. They ensure a seamless balance between power and speed, optimizing fuel efficiency and overall performance. The torque converter, an essential part of the setup, plays a crucial role in modulating the power transfer. It acts as a fluid coupling that cushions sudden changes in engine output, providing a smooth and jerk-free acceleration experience.
3. Advanced Lubrication and Cooling Systems
To combat the heat generated by the meshing gears and frictional forces, as well as to ensure the longevity of the moving parts, the PMP 7.1R130 gearbox incorporates state-of-the-art lubrication and cooling mechanisms. The lubrication system operates on a continuous flow principle, with a high-pressure pump circulating a specially formulated gear oil. This oil forms a protective film on all moving parts, reducing friction and wear to a minimum.
The cooling system is equally remarkable. It typically features an air-cooled or liquid-cooled oil cooler, depending on the specific application and environmental requirements. The gearbox housing is often equipped with heat-dissipating fins, which increase the surface area for heat exchange. This dual-pronged approach ensures that the gearbox remains within its optimal operating temperature range, even during extended periods of strenuous use, such as on a hot summer day when the truck is constantly on the move.
4. Flexible Shift Control Options
Drivers of concrete mixer trucks are presented with two convenient shift control options: manual and automated. The manual shift system offers a hands-on, tactile experience. The shift lever is ergonomically designed, positioned within easy reach, and provides audible and tactile feedback as gears are engaged. This level of control is particularly advantageous when dealing with complex construction terrains, such as narrow lanes, steep slopes, or areas where precise positioning of the truck is required.
On the other hand, the automated shift system leverages cutting-edge technology. It is equipped with an array of sensors that monitor vehicle speed, engine load, throttle position, and road conditions. An electronic control unit (ECU) processes this data and determines the optimal gear shift instantaneously. This not only reduces driver fatigue during long hauls but also optimizes fuel consumption and overall vehicle performance. In stop-and-go traffic or during routine highway driving, the automated system proves its worth by seamlessly adjusting the gears.
5. Seamless Integration with Truck Components
The PMP 7.1R130 gearbox is engineered to be a perfect fit within the concrete mixer truck's architecture. Its input shaft is dimensioned and keyed to mate flawlessly with the engine's flywheel, ensuring a smooth and efficient power transfer. The output shafts are configured to interface with the drive axles and the mixer drum's drive mechanism, facilitating synchronous operation.
Mounting brackets and fastening points are strategically placed to align the gearbox with the truck chassis, minimizing stress and potential misalignment. Additionally, it interfaces harmoniously with the truck's electrical and electrical systems. Diagnostic signals from the gearbox sensors are integrated with the truck's onboard computer, enabling real-time monitoring and troubleshooting. The hydraulic system that powers the mixer drum rotation coordinates with the gearbox to ensure synchronized operation, preventing any operational glitches.
6. User-Friendly Maintenance and Serviceability
Maintenance of the PMP 7.1R130 gearbox is designed to be straightforward and efficient. Easily accessible ports and covers are provided for routine oil changes, filter replacements, and visual inspections. The oil drain plug is conveniently located, and the oil fill port is engineered to prevent spillage. The filters are modular, permitting rapid and hassle-free replacement.
Diagnostic connectors are incorporated, allowing technicians to hook up diagnostic tools and retrieve detailed information about the gearbox's health. The manufacturer supplies comprehensive service manuals that offer step-by-step guidance for troubleshooting common issues, such as noisy gears, shifting problems, or overheating. This wealth of resources ensures that maintenance and repair work can be carried out promptly, minimizing downtime.
7. Proven Performance in Real-World Applications
In the crucible of actual construction projects, the PMP 7.1R130 gearbox has consistently demonstrated its superiority. It has enabled concrete mixer trucks to meet tight delivery schedules, transporting freshly mixed concrete to job sites without delay. Whether traversing rough and rocky terrains, ascending steep hills, or cruising on highways, the gearbox delivers reliable power and smooth operation.
Fleet operators have reported significant reductions in breakdowns and maintenance costs, attributing it to the gearbox's durability and robustness. The combination of its optimized design, efficient power transfer, and ease of maintenance has made it a preferred choice among construction professionals. It not only meets the current demands of the industry but also holds the promise of continued innovation and improvement as technology advances.
In conclusion, the Concrete Mixer Truck PMP 7.1R130 Gearbox is a pinnacle of engineering excellence. It combines strength, precision, and functionality to drive the success of concrete mixer trucks in the construction arena. As the industry evolves, this gearbox is poised to adapt and lead the way, remaining an indispensable asset for years to come.
| Model NO. |
7.1R130 |
Model |
7.1R130 |
| Lead Time |
5 Days |
Transport Package |
Standard Export Wooden Case |
| Colour |
as Your Request |
Usage |
Concrete Mixer |
| Weight |
330KG |
Specification |
56*56*68 |
| Trademark |
Bodeke |
Origin |
China |
| HS Code |
8483402000 |
Production Capacity |
100 Sets/Month |
| Technical data of Camray CMR conrete mixer gearbox |
| Model |
7.1R130 |
Max.Output Torque
Nm |
71,000 |
Ratio
l= |
1:130 |
| Max.installation angle of Drum |
11° |
Max.Input speed
rpm |
2500 |
Max.Output speed
rpm |
18 |
| Max.Capacity of Drum m³ |
10~14 |
| Weight(without oil) KG |
320 |
| Lubrication Oil Quantity dm³ |
11.5 |
| Max.Misalignmeng of flange |
+/-6° |
FAQs about Mixer Truck Speed Reducer
Q1: What is a mixer truck speed reducer?
A1: A mixer truck speed reducer is a mechanical device that reduces the speed of the mixer truck's motor, increasing torque and allowing for more effective mixing. It helps to transfer power from the motor to the mixer drum more efficiently, ensuring smooth and consistent mixing.
Q2: Why is a speed reducer necessary for mixer trucks?
A2: A speed reducer is necessary for mixer trucks because it matches the speed and torque requirements of the mixer drum to the output of the truck's motor. By reducing the speed, the reducer amplifies the torque, allowing the mixer drum to rotate at the optimal speed for mixing, while minimizing wear and tear on the motor.
Q3: How does a mixer truck speed reducer work?
A3: A mixer truck speed reducer typically consists of a series of gears or other mechanical components that transfer power from the motor to the mixer drum at a reduced speed. These gears are designed to mesh together, reducing the speed of rotation while increasing torque. This allows the mixer drum to rotate at a slower, more controlled speed, ensuring effective mixing.
Q4: What are the benefits of using a mixer truck speed reducer?
A4: Using a mixer truck speed reducer provides several benefits. It increases the torque output of the motor, allowing the mixer drum to rotate more effectively and mix materials more thoroughly. Additionally, it reduces wear and tear on the motor by matching the speed and torque requirements of the mixer drum, extending the motor's lifespan. Furthermore, a speed reducer can improve the overall efficiency of the mixer truck, reducing fuel consumption and operational costs.
Q5: How often should a mixer truck speed reducer be maintained?
A5: The frequency of maintenance for a mixer truck speed reducer depends on the specific model and manufacturer's recommendations. However, generally speaking, it is important to perform regular inspections and lubrication to ensure the reducer is operating smoothly and efficiently. Additionally, if any issues or malfunctions are noticed, it is crucial to address them promptly to prevent further damage or downtime. Regular maintenance can help extend the lifespan of the speed reducer and keep your mixer truck operating at peak performance.
Q6: What are the common issues that can arise with mixer truck speed reducers?
A6: Common issues that can arise with mixer truck speed reducers include wear and tear on gears, bearings, and other mechanical components. This can lead to reduced efficiency, increased noise, and ultimately, failure of the reducer. Lubrication issues, such as insufficient or contaminated lubricant, can also cause problems. Regular maintenance and inspection, as well as prompt repair of any issues, are crucial to preventing these common problems and ensuring the reliable operation of the speed reducer.
Q7.Are you manufacturer? And what's the delivery time?
A7:Yes, we are manufacturer and have our own factory. Generally, its in stock for common models, 25-30 days will be finished and sent to customer in time.
Q8.If we don't find what we want on your website, what should we do?
A8: You can email us the descriptions and pictures of the products you need, We will check whether we can make it.
Q9.How about the inspection and Guarantee of products?
A9:We promise: all products are tested before ship, to confirm it will be working and in good conditions when customers get. Also, we offer 12-month guarantee, if it doesn't work due to quality issue in the period, we will send spares to repair for free.
Bodeke Industrial Components Co., Ltd. is a leading Chinese company specializing in the manufacturing and maintenance of a wide range of industrial equipment components. Our products find application in diverse sectors, including cement tanker trucks, excavators, rescue equipment for cement trucks, mixers, cranes, hydraulic motors, hydraulic pumps, and other industrial machinery.
| Empower your industrial machinery with Bodeke - a leading Chinese manufacturer specializing in the repair and production of a wide range of equipment components.From cement tanker trucks and excavators to mixer trucks,cranes,hydraulic motors,and pumps,our precision-engineered products redefine reliability and performance.Elevate your operations with Bodeke's quality components-your trusted partner in global industrial excellence. |
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