PMP 7.1r120cp Concrete Truck Mixer Motor Reducer Gearbox with Water Pump

• Customization: Available
• Application: Machinery
• Function: Speed Reduction
• Model NO.: PMP 7.1R120CP
• Layout: Cycloidal
• Hardness: Hardened Tooth Surface
• Installation: Vertical Type
• Step: Double-Step
• Type: Planetary Gear Box
• Transport Package: Wooden Box
• Specification: 56*56*68
• Trademark: Bodeke
• Origin: China
• HS Code: 8412291000
• Production Capacity: 300/Month

Product Description

Introduction to the Concrete Mixer Truck Gearbox PMP 7.1R120CP

The Concrete Mixer Truck Gearbox PMP 7.1R120CP is a crucial component in the concrete mixing transportation system. It is meticulously designed and engineered to meet the demanding requirements of the construction industry, ensuring reliable and efficient operation.

Design and Construction

1. Robust Housing

• • The gearbox features a sturdy and durable cast iron housing. This material provides excellent strength and rigidity, capable of withstanding the heavy vibrations and mechanical stresses generated during the continuous operation of the concrete mixer truck. The housing is precision-cast to ensure accurate alignment of internal components, minimizing power losses due to misalignment.

1. Gear System

• • The gear set within the PMP 7.1R120CP is of high-quality alloy steel. The gears are carefully heat-treated to achieve optimal hardness and wear resistance. They are designed with helical tooth profiles, which not only provide smoother and quieter operation compared to spur gears but also enhance the load-carrying capacity. The helical gears allow for a more gradual engagement and disengagement, reducing shock loads and extending the overall lifespan of the gearbox.

• • The gear ratios are precisely calculated to offer the appropriate torque multiplication and speed reduction. This ensures that the mixer drum can rotate at the required speed for effective concrete mixing while the truck engine operates within its efficient speed range. For example, in the initial stage of mixing, a lower gear ratio may be engaged to provide high torque for starting the rotation of the heavy drum filled with raw materials. As the mixing progresses and the load becomes more uniform, a higher gear can be selected to maintain a constant mixing speed while reducing fuel consumption.

Performance Characteristics

1. Power Transmission Efficiency

• • One of the key performance aspects of the PMP 7.1R120CP gearbox is its high power transmission efficiency. Thanks to the advanced design of the gears and bearings, as well as the precise manufacturing tolerances, minimal energy is lost during power transfer from the truck engine to the mixer drum. This means that more of the engine's power is effectively utilized to drive the mixing process, reducing fuel consumption and operating costs. Tests have shown that, compared to some conventional gearboxes in the market, the PMP 7.1R120CP can achieve an efficiency gain of up to [X]% under typical operating conditions.

1. Load Capacity

• • It is engineered to handle significant loads. The maximum torque it can transmit is rated at [specific torque value], which is sufficient to overcome the resistance of a fully loaded mixer drum. This high load capacity ensures that the gearbox can function reliably even in the most challenging working scenarios, such as when dealing with dense concrete mixtures or operating on steep slopes. During uphill climbs, for instance, the gearbox can smoothly transfer the required torque to keep the drum rotating without stalling or overheating.

1. Speed Range

• • The gearbox offers a wide speed range to accommodate different mixing requirements. The lowest speed setting allows for a slow and thorough mixing of the concrete ingredients, ensuring homogeneity. On the other hand, the highest speed can be used for rapid discharge of the mixed concrete at the construction site. The ability to vary the speed precisely provides operators with greater control over the mixing and unloading processes, enhancing overall productivity.

Lubrication and Cooling Systems

1. Lubrication

• • A well-designed forced lubrication system is incorporated into the PMP 7.1R120CP. It ensures that all moving parts, including gears and bearings, receive a continuous supply of clean and properly filtered lubricating oil. The oil pump circulates the lubricant under pressure, reaching even the most critical areas. This not only reduces friction and wear but also helps in dissipating heat generated during operation. The lubrication system is equipped with a fine-mesh filter to remove any contaminants that could potentially damage the internal components. Regular maintenance of the lubrication system, such as oil changes and filter replacements, is essential to keep the gearbox operating at peak performance.

1. Cooling

• • To prevent overheating, especially during prolonged and heavy-duty operations, an efficient cooling system is in place. This typically consists of an oil cooler, which uses either air or water as the cooling medium. The hot lubricating oil from the gearbox passes through the cooler, where it exchanges heat with the cooler ambient medium. In air-cooled systems, fins on the cooler increase the surface area for heat dissipation, while in water-cooled ones, a coolant circulates through a heat exchanger to carry away the heat. By maintaining the proper operating temperature, the cooling system safeguards the integrity of the gearbox components and prolongs their service life.

Maintenance and Serviceability

1. Easy Access

• • The design of the PMP 7.1R120CP takes into account the need for easy maintenance. The gearbox is equipped with access covers and ports that allow technicians to easily reach internal components for inspection, lubrication, and repair. The layout is such that routine maintenance tasks, such as checking the oil level and replacing filters, can be performed quickly and without the need for extensive disassembly.

1. Spare Parts Availability

• • PMP, the manufacturer, has established a comprehensive global network for supplying spare parts. This ensures that replacement gears, bearings, seals, and other components are readily available whenever needed. The standardized design of the gearbox also means that many parts are interchangeable, simplifying the stocking and sourcing of spares. Quick access to genuine spare parts minimizes downtime in case of component failures, enabling concrete mixer truck operators to get back on the road and resume production as soon as possible.

Compatibility and Integration

1. Truck Compatibility

• • The PMP 7.1R120CP is designed to be compatible with a wide range of concrete mixer truck models. Its mounting dimensions and connection interfaces are standardized to fit seamlessly with different chassis configurations. Whether it's a small to medium-sized truck used for local construction projects or a large heavy-duty vehicle for major infrastructure works, the gearbox can be easily integrated. This versatility makes it a popular choice among truck manufacturers and fleet operators.

1. Control System Integration

• • It can be integrated with the truck's electronic control system. This allows for precise control of the gear shifting based on various parameters such as engine speed, load on the mixer drum, and vehicle speed. The integration enables automated gear changes, optimizing the overall performance of the concrete mixing operation. For example, the control system can detect when the drum is nearing full capacity and automatically downshift to provide more torque, or upshift during empty return trips to save fuel.

In conclusion, the Concrete Mixer Truck Gearbox PMP 7.1R120CP stands out as a reliable, high-performance, and user-friendly component. Its advanced design, excellent performance characteristics, and ease of maintenance make it an ideal choice for modern concrete mixer trucks, contributing significantly to the efficiency and productivity of construction projects.

 

Model NO.	7.1R120CP	Model	7.1R120CP
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	6.5R120CP	7.1R120CP
Max.Output Torque Nm	65,000	65,000
Ratio l=	1:120	1:120
Max.installation angle of Drum	12°	12°
Max.Input speed rpm	2500	2500
Max.Output speed rpm	18	18
Max.Capacity of Drum   m³	8~12	8~12
Weight(without oil)    KG	320	320

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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CML-10 reducer / gearbox	PMP7.1R130 reducer / gearbox	6423-279 pump	6433  motor
CML-12 reducer / gearbox	PMP7.5R130 reducer / gearbox	4623-552 pump	4633 motor
CML16 reducer / gearbox	PMP7.8R140 reducer / gearbox	5423-518 pump	5433-138 motor
P3301 reducer / gearbox	PMP8.0R140 reducer / gearbox	6423-279 pump	6433  motor
P4300 reducer / gearbox	PMP9YR140 reducer / gearbox	PV22 pump	MF22  motor
P5300 reducer / gearbox	PMP7.5R134 reducer / gearbox	PV23 pump	MF23 motor
P7300 reducer / gearbox	PMP7.5R135 reducer / gearbox	SPV22 pump	SMF22  motor
PLM-7 reducer / gearbox	PMP7.5R136 reducer / gearbox	SPV23 pump	SMF23 motor
PLM-9 reducer / gearbox	PMP6sp reducer / gearbox	PV070 pump	MF070  motor
CML-10 reducer / gearbox	PMP 6.5sp reducer / gearbox	PV089 pump	MF089 motor
CML-12 reducer / gearbox	PMP 7.1sp reducer / gearbox	SPV070 pump	SMF070  motor
CML16 reducer / gearbox	PMP 7.5sp reducer / gearbox	SPV089 pump	SMF089 motor
P3301 reducer / gearbox	PMP 6cp reducer / gearbox	PV110 pump	MF110 motor
P4300 reducer / gearbox	PMP 6.5cp reducer / gearbox	SPV110 pump	SMF110 motor
P5300 reducer / gearbox	PMP 7.1cp reducer / gearbox	PV112 pump	MF112 motor
P7300 reducer / gearbox	PMP 7.5cp reducer / gearbox	SPV112 pump	SMF112 motor
PMB 6.0 reducer / gearbox	575L reducer / gearbox	PV090 pump	MF090 motor
PMB6R100 reducer / gearbox	577L reducer / gearbox	SPV090 pump	SMF090 motor
PMB6.5R120 reducer / gearbox	580L reducer / gearbox	A4VTG71pump	TMM070 motor
PMB7aspR120 reducer / gearbox	575S3W reducer / gearbox	A4VTG90 pump	TMM089 motor
PMB7.1R120 reducer / gearbox	577S3W reducer / gearbox	90C pump	AA2FM63/A2FM90/61W Piston Motor
PMB7YR120 reducer / gearbox	580S3W reducer / gearbox	90A pump	AA2FM80/A2FM90/62W Piston Motor
PMB7.2R129 reducer / gearbox	PM51.2 reducer / gearbox	MA4V090 pump	AA2FM90/A2FM90/63W Piston Motor
PMB7.1R130 reducer / gearbox	PM61.2 reducer / gearbox	PMP P110 pump	90M75 motor
PMB7.5R130 reducer / gearbox	PM71.2 reducer / gearbox	PMP P90 pump	90M100 motor
PMB7.8R140 reducer / gearbox	TMG51.2 reducer / gearbox	PMH P110 pump	MSF85 motor
PMB8.0R140 reducer / gearbox	TMG61.2 reducer / gearbox	PMH P90 pump	PMP M110 motor
PMB9YR140 reducer / gearbox	TMG71.2 reducer / gearbox	A4VTG090HW100/33MRNC4C92F0000AS-0 pump	PMH M90 motor
PMB7.5R134 reducer / gearbox	P58 reducer / gearbox	A4VTG90HW/32R-NLD10F001S pump	PMH M110 motor
PMB7.5R135 reducer / gearbox	P68 reducer / gearbox	A4VTG71 hydraulic piston pump	PMH M90 motor
PMB7.5R136 reducer / gearbox	P70 reducer / gearbox	T90R100-35-20 hydraulic piston pump	A2FO23 PISTON pump
PMB 6sp reducer / gearbox	P75S reducer / gearbox	T90L100 hydraulic piston pump	A2FO16 PISTON pump
PMB 6.5sp reducer / gearbox	P75R reducer / gearbox	T90R75hydraulic piston pump	A2FO18 PISTON pump
PMB 7.1sp reducer / gearbox	P80 reducer / gearbox	T90L75hydraulic piston pump	VB99-17 reducer / gearbox
PMB 7.5sp reducer / gearbox	P90S reducer / gearbox	A11VO40DRG/10R-NPC12N00 PISTON pump	A2FO32/61L-VAB05 PISTON pump
PMB 6cp reducer / gearbox	P90 reducer / gearbox	A11VLO190LRDU2/11R-NZD12K02P-S PISTON pump	HA4VTG090HW/33R
PMB 6.5cp reducer / gearbox	TOP P58 reducer / gearbox	A11VLO190LRDU2+A11VLO130LRDU2 PISTON pump	A4VG125HDMT1/32R-NSF02F021-S Piston pump
PMB 7.1cp reducer / gearbox	TOP P68 reducer / gearbox	A11VLO190LRDU2/11+A10VO28DR/31-K PISTON pump	PK86-BF reducer / gearbox
PMB 7.5cp reducer / gearbox	TOP P70 reducer / gearbox	A11VLO190LRDU2/11L-NZD12K02P-S PISTON pump	VB99-09 reducer / gearbox
PMP 6.0 reducer / gearbox	TOP P75S reducer / gearbox	A11VLO260LRDU2/11R+A10VO28DR/31R  pump	VB99-10 reducer / gearbox
PMP6R100 reducer / gearbox	TOP P75R reducer / gearbox	A11VLO260LRDU2/11R-NZD12K67P-S PISTON pump	ZHP P70 reducer / gearbox
PMP6.5R120 reducer / gearbox	TOP P80 reducer / gearbox	A11VLO260LRDU2/11R-NZD12K02P-S PISTON pump	Ark Transit Mixer Agitator Truck  Concrete Transport Vehicle
PMP7aspR120 reducer / gearbox	TOP P90S reducer / gearbox	A11VLO260LRDH2/11R-NZD12K02 PISTON pump	8413503190
PMP7.1R120 reducer / gearbox	TOP P90 reducer / gearbox	A10VO28DR/31R-VSC12K01 PISTON  pump	8412291000
ZTS P68 reducer / gearbox	ZHP P75S reducer / gearbox	A4VG180HD1MT1/32R-NSF02F021-S PISTON pump	8708919000
ZTS P70 reducer / gearbox	DD33-MF reducer / gearbox	A7VO55LRDS/63L-NZB01-S PISTON pump	8483402000
ZTS P75S reducer / gearbox	ZHP P68 reducer / gearbox	Concrete Mixer Truck  Mixer Drum  Cement Mixer	SAUER,Bonfiglioli,TOPUNIOU,KYB,REXROTH, , ,PMP