Used Liebherr LCS 300 Gear Grinding Machine – High-Performance Precision Engineering

Author:JINYI           Date:2026-03-24

Used Liebherr LCS 300 Gear Grinding Machine

In the competitive landscape of modern manufacturing, the ability to scale production rapidly while maintaining uncompromising quality is the defining factor of success. For facilities looking to expand their gear production capabilities without the extended lead times associated with new equipment, this used Liebherr LCS 300 represents an exceptional opportunity. German-engineered for reliability and precision, this machine is currently available and ready to ship, providing an immediate solution for high-volume gear manufacturing requirements.

As a premier choice among used machine tools, the Liebherr LCS 300 is renowned for its rigidity, thermal stability, and advanced control systems. Whether you are looking to replace an aging unit or add a new production line, this pre-owned Liebherr LCS 300 offers the perfect balance of cost-efficiency and high-end performance. With the global demand for precision-ground gears increasing across automotive and industrial sectors, securing a machine of this caliber in stock is a strategic move for any production manager.

In-Depth Specification Analysis

Understanding the technical capabilities of your equipment is vital for optimizing production workflows. This machine provides a robust platform for complex gear grinding tasks. Below is the detailed breakdown of the technical specifications and what they mean for your daily operations.

Parameter Specification Operational Impact
Brand Liebherr Industry-leading German engineering and build quality.
Model LCS 300 Optimized for high-precision gear grinding.
Stock Number 811346 Verified inventory unit available for immediate inspection.
CNC System Siemens 840D Industry-standard reliability with intuitive programming.
Max Module 7 Capable of handling robust, heavy-duty gear teeth.
Gear Diameter 300mm Suitable for a wide range of medium-sized industrial gears.
Table Diameter 140mm Compact footprint with stable workpiece support.
Bore Diameter 82mm Accommodates standard tooling and arbor setups.
Spindle Diameter 200mm Provides high rigidity for vibration-free grinding.
Helix Angle Range 15-450mm (Adjustable) Flexibility for complex gear geometries.
Grinding Slide Stroke 600mm Vertical travel capacity for deep and complex profiles.
Table Height 60-660mm Adjustable workspace for ergonomic loading/unloading.

The integration of the Siemens 840D control system is a significant advantage. This CNC platform is widely recognized for its high processing speed, extensive diagnostic capabilities, and user-friendly interface. Operators familiar with Siemens controls will find the transition to this machine seamless, reducing training time and allowing for a faster ramp-up to full production capacity.

Why Choose This Model?

When evaluating used Liebherr LCS 300 price points against the cost of new machinery, the value proposition becomes clear. This machine offers the same legendary Liebherr precision—built to last for decades—at a fraction of the capital investment required for a brand-new unit. Unlike new machines that may come with months of lead time, this Liebherr LCS 300 in stock unit eliminates the waiting game, allowing you to integrate it into your production floor immediately.

The LCS 300 series is specifically designed for the continuous generation grinding of cylindrical gears. It is not merely a tool; it is a comprehensive solution for manufacturers who require high throughput without sacrificing the micron-level accuracy demanded by modern engineering standards. By choosing a second hand Liebherr LCS 300, you are investing in a proven platform that has already demonstrated its capability to hold tolerances in demanding environments.

Key Competitive Advantages

The versatility of this machine makes it a "jack-of-all-trades" in the gear shop. Here are the primary advantages that set this unit apart:

  • Superior Thermal Stability: Liebherr’s design philosophy prioritizes structural integrity. Even during long production runs, the machine maintains its precision, ensuring that the first part of the shift is identical to the last.
  • High-Speed Throughput: The kinematics of the LCS 300 allow for rapid grinding cycles. This is essential for companies looking to increase their OEE (Overall Equipment Effectiveness) and reduce cost-per-part.
  • Versatile Application Range: With a module capacity of 7 and a 300mm gear diameter, this machine is flexible enough to handle a diverse array of gear types, from spur gears to helical gears, making it an ideal asset for job shops and high-volume production lines alike.
  • Ease of Integration: The Siemens 840D control system communicates effectively with modern factory networking, allowing for easy integration into existing Industry 4.0 setups and data collection systems.

Application Industries

The Liebherr LCS 300 applications are vast, making it a highly liquid asset for any manufacturing facility. Its precision and reliability are leveraged across several critical sectors:

  • Automotive: Essential for the production of transmission gears, differential components, and EV reduction drive gears where noise reduction and durability are paramount.
  • Aerospace: Used for grinding high-strength, lightweight alloy gears that must meet stringent certification standards for safety and performance.
  • Mold Making: Utilized for creating precision components for injection molding and die-casting machinery, where gear accuracy directly impacts the quality of the final mold.
  • Medical Devices: Ideal for manufacturing miniature, high-precision drives for surgical robotics and medical imaging equipment.
  • Electronics & Robotics: Perfect for producing the precision gearboxes required for industrial robotic arms and automated assembly systems.

Frequently Asked Questions

Is this Liebherr LCS 300 currently available for immediate purchase?

Yes, this machine is in our warehouse and ready to ship. We understand that production schedules are critical, which is why we prioritize having our Liebherr LCS 300 for sale units staged and ready for rapid deployment to your facility.

Can the Siemens 840D control system be updated?

The Siemens 840D is a robust, industry-standard controller. While the current hardware is fully operational, it is highly compatible with modern software updates and can be integrated into your existing network protocols for data monitoring and production tracking.

What are the primary machining accuracy specs for this unit?

The LCS 300 is designed for high-precision gear grinding. It is capable of achieving DIN 4-5 quality levels, depending on the gear geometry, material, and grinding parameters. It is engineered to maintain these tight tolerances consistently under high-load production conditions.

Is this machine suitable for smaller job shops?

Absolutely. While it is powerful enough for high-volume automotive production, its versatility makes it an excellent choice for job shops that handle a variety of gear types. The quick changeover capabilities allow you to switch between different gear profiles efficiently, maximizing the utility of the machine.

What is included with the purchase of this used Liebherr LCS 300?

The machine includes the base unit, the Siemens 840D control system, and all standard equipment currently attached. We provide full technical documentation and specifications to assist your team with installation and initial setup.

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