Sauer 61.2 Mixer GEAR BOX FOR TMG61.2 Concrete Mixer Gearbox

Product Specification

GEAR BOX FOR TMG61.2

Durable mixer parts, exquisite workmanship

Color:Customized

Lead Time:30 days

ISO 9001:2015 certification

I. Product Positioning and Core Value

The Sauer 61.2 (TMG61.2) gearbox is a planetary gear reducer designed specifically for heavy-duty working conditions by Sauer Danfoss. As a core component of large and medium-sized transmission equipment, it boasts high torque output, precise transmission, and reliable durability as its core advantages, widely adapting to scenarios with strict requirements for transmission stability such as concrete mixers, construction machinery, and mining machinery. Inheriting Sauer's century-old legacy in hydraulic transmission technology, the product achieves a triple value balance of "minimized power loss, maximized service life, and minimized maintenance costs" through modular design and precision manufacturing processes, establishing itself as one of the benchmark products in the global industrial heavy-duty transmission field.

II. Key Technical Parameter Analysis

1. Core Performance Parameters

• Transmission Specifications: Adopting a planetary gear transmission structure with a wide range of transmission ratios, combined with multi-stage speed change design, it can achieve flexible adaptation from 2.1:1 to 45.77:1 (selected according to actual working conditions); the input speed can reach 120rpm, and the output speed is stably maintained at around 110rpm, ensuring the smooth operation of equipment.

• Power and Torque: With a rated power of up to 56kW and a maximum output torque of 1200kN·m, it can easily meet the power transmission needs of heavy-duty equipment. Compared with products of the same class, its torque-bearing capacity is increased by approximately 15%-20%.

• Transmission Efficiency: The single-stage transmission efficiency exceeds 97%, and the multi-stage transmission efficiency remains above 94%, with energy loss far lower than the industry average, helping equipment achieve energy-saving operation.

2. Structural Parameters and Configuration

• Installation Methods: Supports multiple modular installation methods such as foot mounting and flange mounting. The horizontal output shaft design is compatible with the assembly requirements of most industrial equipment, and the installation process requires no complex debugging, which can be completed by a single person.

• Protection Standard: Equipped with Quadrilip™ four-lip sealing system and Autovent™ breather valve design, it effectively isolates pollutants such as dust and moisture, with a protection level of IP65 or higher, adapting to harsh working conditions with humidity and heavy dust.

• Lubrication Configuration: Factory-prefilled with synthetic lubricating oil (Mobil SHC 630), no initial oil filling is required, and the lubrication cycle is long, reducing maintenance frequency.

III. Highlights of Innovative Structural Design

1. Planetary Gear Transmission System

Adopting advanced Taiwanese TM tooth profile technology, the gear meshing rate exceeds 60%, achieving zero backlash and small hysteresis transmission with a precision of up to 12 arc seconds, ensuring the accuracy and stability of power transmission. The multi-planetary gear uniform distribution design evenly distributes the load to each gear, greatly improving the bearing capacity and impact resistance, and avoiding wear caused by single-tooth overload. The gear material is carburized and quenched alloy steel, processed with AGMA 13-level precision, and the surface hardness reaches HRC 60-62, with wear resistance and fatigue strength significantly superior to ordinary gears.

2. Integrated Body Structure

Adopting Unicase™ integral housing design, through one-time processing and forming technology, it ensures high rigidity and dimensional accuracy of the housing, completely eliminating leakage problems that are prone to occur in split-type housings. The housing is made of grade 35 gray cast iron, and the surface is sprayed with an anti-corrosion coating containing 316 stainless steel scales, which has both corrosion resistance and impact resistance, adapting to complex environments such as outdoor use and contact with multiple media.

3. Convenient Maintenance Design

The product adopts a modular split structure. During maintenance, there is no need to disassemble the entire equipment; only the faulty components need to be replaced individually. With a clear installation manual, non-professional personnel can also quickly complete inspection, cleaning, and lubrication work. Inspection windows are reserved at key parts to facilitate daily patrol inspection and condition monitoring, greatly reducing downtime for maintenance.

IV. Application Fields and Industry Applications

With its heavy-duty adaptability and environmental adaptability, the Sauer 61.2 gearbox has been widely used in multiple core industrial fields:

• Construction Machinery: Mixing drive systems of equipment such as concrete mixers, concrete pumps, and stabilized soil mixers, performing outstandingly in construction, road construction and other scenarios, and capable of meeting the needs of long-term continuous operation.

• Mining and Metallurgy: Transmission systems of equipment such as mine hoists, crushers, and metallurgical rolling mills, withstanding heavy-load impacts and dusty environments to ensure production continuity.

• Energy and Building Materials: Cement rotary kilns, wind turbine pitch systems, photovoltaic tracking equipment, etc., maintaining stable operation under extreme conditions such as high and low temperatures and strong winds.

• Transportation: Port cranes, belt conveyors, railway traction equipment, etc., providing efficient power transmission and precise speed control.

V. Product Advantages and Market Support

1. Core Competitive Advantages

• Excellent Heavy-Duty Performance: 1200kN·m ultra-large torque output, adapting to the needs of various heavy-duty equipment, with industry-leading impact resistance.

• Outstanding Durability: Combined with integral structure and high-quality materials, the average service life exceeds 8000 hours, far higher than the industry average of 6000 hours.

• Low Maintenance Costs: Modular design + long-cycle lubrication, reducing annual maintenance costs by more than 30% compared with products of the same class.

• Global Compatibility: Complies with international certification standards such as CE and ISO, compatible with hydraulic pumps, motors and other equipment of different brands, and supports OEM customization services.