1. Introducció
The AtomStack A20 Pro 1064nm is a state-of-the-art infrared fiber laser marking and engraving machine designed for high-precision work on a wide range of materials. Featuring a powerful 20W laser and an ultra-fine spot size, it excels in tasks such as high-speed engraving, intricate metal cutting, and efficient rust removal. Its robust design and intelligent features ensure reliable performance and ease of use for both hobbyists and professionals.
2. Informació de seguretat
Operating a laser engraving machine requires strict adherence to safety guidelines to prevent injury. Always prioritize your safety and the safety of those around you.
- Protecció ocular: Always wear the provided safety glasses (or equivalent certified laser safety goggles) when the laser is in operation. Never look directly into the laser beam or at its reflection.
- Àrea de treball: Ensure your work area is well-ventilated to dissipate fumes and smoke produced during engraving or cutting. Keep flammable materials away from the laser.
- Seguretat del material: Be aware of the materials you are processing. Some materials can produce toxic fumes or catch fire when exposed to a laser.
- Parada d'emergència: Familiarize yourself with the location and operation of the physical switch key for emergency shutdown.
- Supervisió: No deixeu mai la màquina sense vigilància mentre estigui en funcionament.
- Característiques de seguretat integrades: The AtomStack A20 Pro is equipped with sensitive gyroscope displacement detection and limit protection to enhance operational safety.
3. Característiques clau
- 20W Fiber Laser Power: World's first 1064nm wavelength infrared fiber laser marking and engraving machine with optical power up to 20W.
- Multi-Material Application: Applicable to all daily metals (copper, iron, aluminum, zinc, silver, etc.) and plastics for high-speed, fine engraving. Also engraves black acrylic, leather, ceramics, and rock.
- Tall de metalls: With 20W fiber laser power and 0.03*0.06mm ultra-fine spot, it can cut 0.2mm aluminum business cards in one pass.
- Resume Engraving: Intelligent motherboard allows continuation of carving after accidental power interruption, preventing material waste.
- Ultra-Fast Working Speed: Optical axis + linear guide movement structure enables 400mm/s (24000mm/min) ultra-high-speed, high-precision operation with 0.01mm engraving accuracy.
- Fiber-Optic Conduction: Laser energy transmission via fiber optics significantly improves energy transmission efficiency and reduces loss.
- Relief Engraving: The 1064nm infrared laser is ideal for deep engraving on neat slate planes, creating a relief effect.
- New Robust Structure: Features an optical axis and linear guide movement structure, modular design, and quick 15-minute installation.
- Eliminació de l'òxid: Highly effective for removing surface rust layers from metal quickly and efficiently.
- Protecció de seguretat: Equipped with a physical switch key, sensitive gyroscope displacement detection, limit protection, and other safety features.

Figure 3.1: AtomStack A20 Pro 1064nm with highlighted features.

Figura 3.2: Examples of engraving on various materials including metal and plastic.

Figure 3.3: Demonstration of metal cutting capability, showing a 0.2mm aluminum business card cut in one pass.

Figure 3.4: Visual of deep engraving achieved by high-pulse laser beams.

Figure 3.5: Before and after comparison of metal rust removal using the laser engraver.
Video 3.1: Demonstration of the laser's rust removal capabilities.

Figure 3.6: A grid showcasing various materials compatible with the laser engraver.

Figure 3.7: Chart illustrating the absorption rates of different metals at various wavelengths, highlighting the efficiency of 1064nm infrared laser.

Figure 3.8: Comparison of engraving power and efficiency between 20W Pulsed Fiber Laser and 2W Infrared Laser.
4. Especificacions
| Característica | Detall |
|---|---|
| Model de producte | AtomStack A20 Pro 1064nm |
| Mida del gravat | 400 x 400 mm |
| Laser Output Optical Power | 20W |
| Max Engraving Speed | 400 mm/s (24000 mm/min) |
| Longitud d'ona làser | 1064 nm |
| Precisió del gravat | 0.01 mm |
| Repetibilitat | 0.1 mm |
| Mida del punt | 0.03 x 0.06 mm |
| Interruptors de límit | 3 (1 for X-axis, 2 for Y-axis) |
| Mode de transmissió de dades | Type-C (computer), USB (offline), HDMI (controller) |
| Mode d'enfocament | Ajust manual |
| Materials gravables | PCB board, acrylic, aluminum oxide, plating/lacquer layer metal, 304 mirror stainless steel, glass, ceramics, cotton, slate, leather |
| Materials tallables | Thin stainless steel sheet, thin aluminum sheet |
| Programari operatiu | LightBurn / AtomStack Studio |
| Sistema operatiu | macOS; Win XP / Win 7 / Win 8 / Win 10 / Win 11 |
| Admet File Formats | NC, BMP, JPG, PNG, DXF |
| Font d'alimentació | 24V 7.5A |
| Certificació | CE/FCC/RoHS /FDA/PSE |
5. Llista d'embalatge
Please check the contents of your package against the list below to ensure all components are present.

Figure 5.1: Diagram showing all items included in the AtomStack A20 Pro package.
- Main Laser Engraver Unit
- Adaptador d'alimentació
- Cable tipus C
- Type C Computer Cable
- Manual d'instruccions
- Cable d'alimentació 1
- Cable d'alimentació 2
- Ulleres de seguretat
- Kit d'eines d'instal·lació
6. Guia de configuració
The AtomStack A20 Pro features a modular design for quick and easy assembly, typically within 15 minutes. Refer to the included instruction manual for detailed step-by-step assembly instructions.
6.1 Desembalatge i muntatge
- Traieu amb cura tots els components de l'embalatge.
- Follow the assembly instructions in the provided manual to construct the laser engraver frame and attach the laser module.
- Assegureu-vos que tots els cargols estiguin ben ajustats.
6.2 Connexió de l'alimentació i les dades
- Connecteu l'adaptador de corrent a la màquina i després endolleu-lo a una presa de corrent adequada.
- For computer control, connect the machine to your computer using the provided Type-C computer cable.
- For offline operation, you can transfer data via the USB interface.
- Ensure the physical switch key is in the 'OFF' position before connecting power.

Figura 6.1: Mésview of the assembled AtomStack A20 Pro laser engraver.

Figure 6.2: The laser engraver unit connected to its control box.
7. Instruccions de funcionament
7.1 Instal·lació i configuració del programari
The AtomStack A20 Pro is compatible with LightBurn and AtomStack Studio software. Install the chosen software on your computer (macOS; Win XP / Win 7 / Win 8 / Win 10 / Win 11). Follow the software's specific instructions for driver installation and machine connection.
7.2 Preparació per al gravat/tall
- Col·locació del material: Place the material to be processed securely on the engraving bed. Ensure it is flat and stable.
- Ajust del focus: Manually adjust the laser focus according to the material thickness and desired effect. Proper focus is crucial for optimal results.
- Design Loading: Carrega el teu disseny file (NC, BMP, JPG, PNG, DXF) into the operating software.
- Configuració dels paràmetres: Adjust laser power, speed, and passes in the software based on the material type and desired outcome. Refer to material testing guides for recommended settings.
7.3 Inici de l'operació
- Ensure all safety precautions are in place, including wearing safety glasses.
- Turn on the machine using the physical switch key.
- Inicieu el procés de gravat o tall des del programari.
- Monitor the process closely. In case of any issues, use the emergency stop.
7.4 Resume Engraving Function
In the event of an unexpected power interruption, the intelligent motherboard allows the machine to resume the carving function from where it left off. This feature helps prevent material waste and ensures project continuity.

Figure 7.1: Illustration of the fiber optic transmission system, ensuring stable and efficient laser energy delivery.

Figure 7.2: Close-up of the smart motherboard, highlighting its role in intelligent operation and features like resume engraving.

Figura 7.3: Example of fine carving and laser spot size comparison for different wavelengths.
8. Manteniment
Regular maintenance ensures the longevity and optimal performance of your AtomStack A20 Pro.
- Neteja: Keep the laser module lens and the work area clean from dust and debris. Use a soft, lint-free cloth and appropriate cleaning solutions if necessary.
- Lubricació: Periodically check and lubricate the linear guides and moving parts as recommended in the detailed instruction manual to ensure smooth operation.
- Inspecció del cable: Regularly inspect all cables for any signs of wear or damage. Replace damaged cables immediately.
- Emmagatzematge: When not in use, store the machine in a clean, dry environment, protected from direct sunlight and extreme temperatures.
9. Solució De Problemes
If you encounter issues with your AtomStack A20 Pro, consider the following basic troubleshooting steps:
- Sense energia: Check all power connections, ensure the power adapter is securely plugged in, and verify the physical switch key is in the 'ON' position.
- El làser no dispara/sortida feble: Verify the laser module is correctly installed and connected. Check focus adjustment. Ensure laser power settings in the software are appropriate for the material.
- La màquina no respon: Check the data transmission cable connection to your computer. Restart the operating software and the machine.
- Mala qualitat del gravat: Re-check focus. Adjust laser power and speed settings. Ensure the material is clean and properly secured.
- Movement Issues: Inspect the optical axis and linear guides for any obstructions or damage. Ensure all mechanical connections are secure.
For more complex issues, please refer to the comprehensive troubleshooting section in your detailed instruction manual or contact customer support.
10. Consells d'usuari
- Configuració de la prova: Always perform small test engravings on scrap material before starting a large project to fine-tune power and speed settings.
- Ventilació: Even with built-in safety, always ensure adequate ventilation to remove fumes and smoke, especially when working with plastics or organic materials.
- Actualitzacions de programari: Keep your operating software (LightBurn/AtomStack Studio) updated to the latest version for optimal performance and new features.
- Compatibilitat de materials: While versatile, always confirm material compatibility and recommended laser settings to avoid damage to the material or the machine.
11. Garantia i Suport
The AtomStack A20 Pro 1064nm Infrared Laser Engraving Machine is designed and manufactured to high-quality standards. For specific warranty details, including coverage period and terms, please refer to the warranty card included with your product or contact the official AtomStack customer support.
For technical assistance, spare parts, or any other inquiries, please reach out to the manufacturer's authorized service center or your point of purchase. Ensure you have your product model and serial number ready when contacting support.
This product is certified with CE, FCC, RoHS, FDA, and PSE standards, ensuring compliance with relevant safety and environmental regulations.





