Coffee bean sorting serves as the first line of defense for specialty coffee quality and a critical starting point for profitability. Discoloration, breakage, insect damage, deformation... even a small amount of defective beans mixed in is enough to ruin the flavor profile of an entire batch. For exporters, roasters, and specialty coffee producers, any minor quality fluctuation can significantly impact cup quality and brand reputation.
The Göttin VGC Series is an intelligent vision-based sorting system tailored precisely for this scenario. Equipped with ultra-high-resolution RGB (UHR-RGB) VIS imaging technology and proprietary AI deep learning algorithms, it performs real-time scanning and surface feature analysis on coffee beans. Paired with high-performance air ejectors, it achieves ultra-high-precision rejection of defective beans and foreign material within milliseconds.
Empowered by AI-driven surface feature recognition, the system continuously learns from real production data, steadily improving its detection accuracy. This means the equipment's performance is not static after deployment; instead, it continuously adapts and improves as production data accumulates, delivering stable and reliable sorting performance. This enables coffee processors consistently deliver batches with extremely low defect rates, ensuring cup quality and flavor performance, thereby meeting the stringent standards of the specialty coffee market.
Application on Green Coffee Beans
The sorting of green coffee beans is the most critical and widespread application, as it sets the foundational quality of the raw material before roasting.

Primary Goal - Removing defects and foreign material
✦ Primary Defects
Black beans, sour beans, fungus-infected beans and insect-damaged beans
✦ Foreign Material
Small stones, twigs, plastic fragments and metal pieces
✦ Secondary Defects
Broken/chipped/cut beans, immature beans (quakers), floater beans and shell beans
Value Delivered
✦ Higher Cup Quality
Removing defect beans that cause negative flavours significantly improves the purity and complexity of the final blew.
✦ Batch Consistency
Ensures every bag of export-grade or roasting-grade green coffee is of a uniform, high standard, building brand reputation.
✦ Reduce Labor Dependency
Dramatically decreases reliance on intensive, repetitive manual sorting, increasing efficiency hundreds of times over.
Application on Roasted Coffee Beans
Sorting roasted coffee beans is equally vital, especially in the specialty and commercial blend sectors, though the goals differ slightly from the green bean stage.

Primary Goal - Ensuring roast uniformity and final product purity
✦ Post-Roast Defects
Unevenly roasted beans, roasted quakers, chipped/broken beans.
✦ Foreign Material
Debris introduced during roasting and handling.
Value Delivered
✦ Optimised Flavor Consistency
Guarantees a pure and consistent flavour in every bag sold, enhancing the consumer experience.
✦ Meets High-End Demand
For specialty roasters, this technology demonstrates an uncompromising commitment to quality.
✦ Reduces Customer Complaints
Minimizes the risk of negative reviews due to defective beans or foreign material in the final product.
Technical Features
● Tailored Vision-Based Sorting System for Coffee Beans
✦ Robust and Durable Structure
Adopts high-strength carbon steel with anti-corrosion coating for the main body and food-grade stainless steel for all product-contact parts, meeting standard food safety requirements and engineered for long-term continuous operation in dehydrated vegetable processing environments.
✦ High-Performance Vibratory Feeder
Evenly distributes coffee beans into a single-layer spread, effectively minimizing material overlap, and providing a stable material posture for high-precision detection.
✦ Sealed Camera Chamber and Electrical Cabinet Design
Ensures stable operation of internal optical components and electrical systems, well-suited for dusty environments in coffee beans processing workshops.
✦ Integrated Self-Cleaning System
Automatically cleans the camera chamber glass, continuously maintaining a clear scanning area, reducing manual intervention and downtime for cleaning, and ensuring uninterrupted stable operation.
✦ Multi-Specification Model Portfolio
Offers configurations with 1, 4, 6, 8, 10, and 12 chutes, meeting diverse throughput requirements.
● AI Powered Ultra-High-Precision Defect Inspection System
✦ Ultra-High-Resolution RGB (UHR-RGB) Imaging
Presents material surface features with ultra-high clarity, providing more reliable image inputs for AI algorithms, and ensuring greater accuracy and stability of visual recognition.
✦ Proprietary AI Deep Learning Algorithms
Enhances surface feature recognition and supports model retraining with real-world production data, continuously improving the detection accuracy through deep learning.
✦ High-Intensity LED Illumination
Guarantees a constant imaging environment with clear and stable images, unaffected by external light changes, ensuring consistent detection results across different time periods and batches.
Achieves ultra-high-precision inspection for various flavor-compromising defective beans based on surface features:
● In-House High-Performance Air Ejector System
✦ Optimized Ejector Valve Design
Balances durability, response speed, and air consumption efficiency, maintaining stable performance even under long-term, high-frequency operation.
✦ High-Speed, High-Precision Ejection
Delivers millisecond-level response and precise material rejection, ensuring optimal sorting accuracy even under high-throughput conditions.
✦ Reduced Operating Costs
Significantly lowers the false reject rate, minimizing material waste from good products being incorrectly ejected, while optimizing air consumption to reduce overall operational expenses.
● 15-Inch Industrial Touchscreen Control System
✦ Intuitive Interaction
User-friendly human-machine interface (HMI) with multi-language support.
✦ One-Click Switching
Quickly recalls sorting parameters for different products.
✦ Comprehensive remote support
✩ Remote access and real-time monitoring
✩ Performance data dashboard
✩ Online expert diagnostics
✩ Interactive troubleshooting
Best-Selling Models
Specifications
Air Pressure
(MPa)
Air Consumption
(L/min)
Power
(kW)
Voltage
Dimension
(L*W*H)(mm)
Weight*
(kg)
Göttin VGC4
Göttin VGC10
Specifications are approximate and subject to change without notice. Lauffer Vision reserves all rights for modifications.
Model
Chute
Air Nozzle
Göttin VGC1
1
60
0.6~0.8
<1000
0.8
220V~50/60Hz
1633×762×1447
153
4
256
0.6~0.8
<2000
2.1
220V~50/60Hz
1806×1603×1980
1124
Göttin VGC6
6
384
0.6~0.8
<3000
3.0
220V~50/60Hz
2436×1603×1980
1472
Göttin VGC8
8
512
0.6~0.8
<4000
4.2
220V~50/60Hz
3066×1603×1980
1824
10
640
0.6~0.8
<5000
5.0
220V~50/60Hz
3706×1603×1980
2119
Göttin VGC12
12
768
0.6~0.8
<6000
5.9
220V~50/60Hz
4330×1603×1980
2562