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K Series Helical Reducer-Bevel Gear Reducer

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This series is the structure of direct axis and a combination of involute helical gear and bevel gear reducer transmission. The gears take the carburizing, quenching and grinding gear processing technology. The whole machine has the characteristics of small volume, large torque transmission, high efficiency, stable work, long lifespan, wide range of power and fine grading of transmission ratio, and so on. The products with transmission ratio of more than 200 are composed of this series reducer combined with R series reducer. There are 27 models of this series of reducers, with 4 kinds of installation methods: foot margin, flange, hollow shaft and flange hollow shaft. This series of reducers can be widely used in deceleration mechanism of various transmission machinery, such as lifting, transportation, mining, metallurgy, petrochemical, textile, printing and dyeing, light industry, pharmaceutical industry, food, environmental protection machinery and other industries.
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When you run your hands over the rugged, high-rigidity cast iron housing of the K Series Helical-Bevel Gear Reducer, you immediately feel the industrial-grade craftsmanship designed to withstand extreme operational environments. Listen closely during its operation, and you will notice a distinct absence of the harsh, grinding noises typical of standard power transmission units. Instead, a low, steady, and reassuring hum signifies the flawless mechanical harmony happening inside. The helical gears utilized in this reducer are meticulously developed on the basis of traditional spur gears, but they elevate the engineering to a completely new level. The fundamental meshing principle involves precise tooth engagement, followed by seamless force transmission through involute pure rolling, and finally, smooth tooth disengagement, instantly transferring the force transmission work to the next pair of teeth.

Compared with the localized point contact found in standard spur gear transmission, our advanced helical gear transmission adopts a sophisticated surface contact mechanism. This expansive force-bearing area allows the unit to better transmit power under immense stress without yielding. The visual craftsmanship of the precisely ground gear teeth, combined with the faint, clean scent of premium industrial lubricants sealed tightly within, assures plant operators of its relentless durability. It is a piece of machinery that does not just perform a function; it fundamentally upgrades the reliability and acoustic environment of your entire production floor.


Technical Parameters

Input power

0.12kw~200kw

Output torque

3.5N.m~22500N.m

Transmission ratio

4.16~22323

Price

600~145000 yuan


Key Features & Highlights

The engineering architecture of this gear unit brings a multitude of operational advantages that directly translate to lower downtime and higher output for your facility. While herringbone helical gears possess high technical content and are inherently more troublesome to manufacture, we absorb that complexity during our fabrication process to deliver a product that performs flawlessly. The higher initial investment is rapidly offset by the sheer longevity and reduced maintenance demands of the unit.

  • Superior Meshing Performance: Experience exceptionally low vibration and small noise levels, resulting in a remarkably smooth transmission that protects connected equipment from mechanical shock.

  • Large Contact Ratio: By distributing the mechanical stress across multiple teeth simultaneously, the load on each individual pair of teeth is significantly reduced, relatively improving the gear's overall load capacity and extending its service life.

  • Optimized for Heavy Machinery: Because of the surface contact design, the force-bearing area is large, allowing the transmitted torque to be massive, making it the ideal choice for heavy-duty applications.

  • Prevention of Undercutting: The minimum allowable number of teeth for our helical gears is less than that for standard spur gears, ensuring the structural integrity of the gear base is never compromised by undercutting.

  • High Transmission Precision: The helical gear mechanisms are vastly more compact than their spur gear counterparts, offering a small volume and light weight without sacrificing an ounce of precision.

Performance & Efficiency

Energy consumption is a critical metric for any large-scale industrial operation. This unit is engineered to provide a high transmission efficiency of over 95% in both torque directions, ensuring that the electrical power you pay for is directly converted into mechanical work rather than being lost as excess heat. The surface contact meshing creates a large contact ratio that guarantees smooth operation even under fluctuating loads.

  • Consistent power delivery that eliminates sudden mechanical judders, protecting your motor and driven machine.

  • High thermal capacity housing dissipates heat rapidly, keeping internal operating temperatures well within safe margins.

  • Minimal friction loss translates directly to lower electricity bills for continuous-duty production lines.

  • Capable of transmitting large torque reliably, ensuring your heavy conveyors or mixers never stall under load.

Compact & Modular Design

Floor space in modern production facilities is incredibly valuable. The 90-degree right-angle configuration of this gear unit significantly saves mounting space compared to traditional inline setups, allowing plant engineers to design tighter, more efficient equipment layouts. The modular nature of the design means it is not just a standalone piece of equipment, but a versatile building block for complex motion control systems.

  • Right-angle output allows the motor to be tucked away alongside the driven machine, preventing tripping hazards and saving aisle space.

  • Seamless combination capabilities with other gear units, such as the R series, to achieve extremely high transmission ratios for ultra-slow motion applications.

  • Standardized dimensions ensure that upgrading or replacing existing units can be done with minimal modifications to your current infrastructure.

  • Versatile structural schemes empower mechanical designers to solve complex spatial constraints without custom engineering.

Material & Durability

To survive in harsh industrial environments, a gear unit must be built from the inside out with uncompromising materials. Constructed with a high-rigidity cast iron housing, this unit acts as an impenetrable fortress against external impacts and environmental degradation. The internal components are where true metallurgical excellence shines, featuring premium 20CrMnTi alloy steel gears that undergo rigorous thermal treatments.

  • Gears are subjected to deep carburizing and precise quenching to achieve a formidable tooth surface hardness of HRC58-62.

  • Subsequent precision grinding removes microscopic imperfections, resulting in a mirror-like finish that drastically reduces wear and tear.

  • The high-rigidity cast iron housing dampens acoustic resonance, contributing to a quieter factory floor.

  • Exceptional wear resistance guarantees an extended service life, even when subjected to the relentless demands of heavy machinery.

Installation & Adaptability

Every industrial setup is unique, which is why adaptability was a primary focus during the engineering phase of this product. Highly versatile, it supports multiple mounting positions ranging from M1 to M6, ensuring proper lubrication and performance regardless of its spatial orientation. Whether you are upgrading an old facility or outfitting a new production line, integration is seamless.

  • Comprehensive mounting options including foot-mounted bases, flange-mounted faces, and torque arm configurations for suspended setups.

  • A wide array of output configurations such as solid shafts for traditional couplings, hollow shafts for direct machine mounting, and shrink discs for keyless, high-torque connections.

  • Fully compatible with standard IEC AC motors, allowing you to source motors locally or use existing inventory.

  • Ready for integration with advanced control systems, including brake motors, Variable Frequency Drives (VFDs), and precision servo motors.

Industrial Applications

This gear unit is not designed for light duty; it is engineered specifically for heavy-duty, continuous 24/7 operations where failure is not an option. From the dusty, abrasive environments of mineral processing plants to the high-speed, precision-demanding floors of packaging facilities, this unit delivers unwavering performance.

  • Conveyor Systems: Provides the massive starting torque required to move fully loaded bulk material belts without slipping.

  • Agitators and Mixers: Withstands the severe radial and axial loads generated by mixing dense, highly viscous chemical compounds.

  • Lifting and Hoisting Equipment: Ensures smooth, controlled vertical movement with absolute reliability for crane and winch applications.

  • Packaging Machinery: Delivers the high-precision indexing and smooth motion control necessary for delicate packaging operations.

  • Mining and Metallurgical Equipment: Rugged enough to survive continuous exposure to extreme dust, vibration, and heavy shock loads.

Quality Control & Maintenance

We understand that maintenance downtime is one of the most significant hidden costs in any operation. Therefore, this unit is manufactured under strict ISO9001 standards utilizing state-of-the-art CNC machining centers to eliminate human error and ensure perfect dimensional tolerances. The sealing architecture is specifically designed to keep premium lubricants in and destructive contaminants out.

  • Advanced double-lip oil seals create a robust barrier against oil leakage, maintaining optimal internal fluid levels.

  • Intricate labyrinth sealing structures actively repel abrasive dust, moisture, and chemical washdown fluids.

  • Extended oil change intervals significantly reduce the labor hours required for routine preventative maintenance.

  • Accessible drain and fill plugs make scheduled servicing quick, clean, and efficient for your maintenance personnel.

Why Choose Us

Selecting the right transmission equipment is a critical decision that impacts your entire operational output. By sourcing directly from a dedicated manufacturer and supplier, you bypass unnecessary markups and gain direct access to deep engineering expertise. We do not just provide a product; we provide a long-term partnership focused on optimizing your mechanical infrastructure.

  • Direct manufacturer access ensures you receive the most competitive pricing without sacrificing build quality.

  • Every single unit undergoes rigorous dynamometer and acoustic testing before it ever leaves our facility.

  • Comprehensive technical support from engineers who intimately understand the metallurgical and mechanical properties of the equipment.

  • Rapid fulfillment capabilities and a robust inventory of standardized spare parts to keep your operations running smoothly.

Frequently Asked Questions (FAQ)

1. How does the surface contact of helical gears specifically benefit heavy machinery?

Unlike spur gears that rely on a single point of contact, helical gears engage gradually, creating a broad surface contact area. This distributes the immense mechanical forces generated by heavy machinery over a larger section of the gear tooth, drastically reducing localized stress, preventing tooth breakage, and allowing for the transmission of massive torque loads safely.

2. Can this right-angle reducer be integrated into tight spatial constraints?

Absolutely. The 90-degree configuration is specifically designed to solve spatial limitations. By allowing the motor to sit parallel to the driven equipment rather than protruding outward, it reclaims valuable aisle space and allows for a much more compact overall machine footprint.

3. What maintenance routines are required for the double-lip oil seals?

Our double-lip oil seals and labyrinth structures are designed for low maintenance. Routine visual inspections for external weeping and adhering to the recommended oil change intervals (typically every 10,000 operating hours depending on the synthetic lubricant used) are generally all that is required to ensure long-term sealing integrity.

4. Why utilize 20CrMnTi alloy steel for the internal gearing?

20CrMnTi is a premium carburizing steel renowned for its exceptional core toughness and ability to achieve extremely high surface hardness (HRC58-62) after heat treatment. This specific metallurgical combination ensures the gear teeth resist surface wear while the core absorbs heavy shock loads without fracturing.

5. Is it possible to achieve extremely high transmission ratios with this unit?

Yes, through our modular design architecture. While a single unit provides ratios up to 22,323, this K Series unit can be seamlessly bolted together with other gear units (such as an inline R series) to multiply the ratios, achieving the ultra-slow output speeds required for specialized industrial processes.


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 Tel: +86-22-88692627
 Phone: +86-15522761945
 E-Mail: lashingreducer@163.com
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