1. Introduzione
This manual provides comprehensive instructions for the safe and efficient operation, maintenance, and troubleshooting of the Holzmann TBS2050E3 Electric Sheet Metal Shear. This robust 400V machine is designed for precise cutting of various sheet metals, offering reliability and performance for industrial applications. Please read this manual thoroughly before operating the machine to ensure safety and optimal performance.

Figura 1: Oltreview of the Holzmann TBS2050E3 Electric Sheet Metal Shear. This image shows the main unit with its red housing, control panel on the left, and the foot pedal connected by a cable.
2. Istruzioni di sicurezza
Always prioritize safety when operating heavy machinery. Failure to follow these instructions may result in serious injury or damage to the equipment.
- Leggi il manuale: Assicurarsi che tutti gli operatori abbiano letto e compreso l'intero manuale prima dell'uso.
- Dispositivi di protezione individuale (DPI): Always wear appropriate PPE, including safety glasses, hearing protection, and sturdy work gloves. Avoid loose clothing or jewelry that could get caught in moving parts.
- Area di lavoro: Keep the work area clean, well-lit, and free from obstructions. Ensure adequate space around the machine for safe operation and material handling.
- Sicurezza elettrica: Ensure the machine is properly grounded and connected to a 400V power supply as specified. Do not operate with damaged cords or plugs. Disconnect power before performing any maintenance or adjustments.
- Ispezione della macchina: Before each use, inspect the machine for any damage, loose parts, or worn blades. Do not operate a damaged machine.
- Movimentazione dei materiali: Use proper lifting techniques and equipment for heavy sheet metal. Ensure material is securely positioned before cutting.
- Arresto di emergenza: Familiarizzare con la posizione e il funzionamento del pulsante di arresto di emergenza.
- Utilizzo non autorizzato: Prevent unauthorized personnel from operating the machine.
- Parti mobili: Keep hands and body clear of the cutting blades and other moving parts during operation.
3. Configurazione e installazione
3.1 Disimballaggio
Carefully unpack the Holzmann TBS2050E3 shear from its packaging. Inspect all components for any signs of shipping damage. Report any damage immediately to the carrier and your supplier. Ensure all listed components are present.
3.2 Posizionamento
Place the shear on a level, stable surface capable of supporting its weight (Net weight: 1550 kg). Ensure sufficient clearance around the machine for material handling and operator movement. The table height is approximately 830 mm.
3.3 Collegamento elettrico
Connect the machine to a dedicated 400V, 3-phase power supply. Ensure the electrical installation complies with local regulations and safety standards. The motor power is 4000 W.
3.4 Backgauge and Table Extension
Install the 600 mm table extension and the manual backgauge. The backgauge range is 0-600 mm and features a display for precise adjustments.
4. Funzionamento
This section details the steps for operating the Holzmann TBS2050E3 Electric Sheet Metal Shear safely and effectively.
4.1 Controlli pre-operativi
- Verificare che tutte le protezioni di sicurezza siano presenti e funzionino correttamente.
- Ensure the work area is clear of debris and personnel.
- Check the cutting blades for sharpness and damage.
- Confirm the power supply is connected and the emergency stop is disengaged.
4.2 Preparazione per il taglio
- Adjust Backgauge: Use the manual backgauge to set the desired cutting length. The display will show the current setting. The range is 0-600 mm.
- Posizione Materiale: Carefully place the sheet metal onto the table, ensuring it rests firmly against the backgauge and the front stops. The maximum material width is 2050 mm.
- Materiale sicuro: The double eccentric driven rubber metal holder will automatically secure the material during the cutting process.
4.3 Esecuzione di un taglio
- Once the material is positioned and secured, step on the foot pedal to initiate the cutting cycle.
- The shear will perform one cutting stroke. The machine operates at 30 strokes per minute.
- Release the foot pedal after the cut is complete.
- Carefully remove the cut material and scrap.
The shear is designed to cut sheets up to 3 mm thick with a cutting angle of 2 degrees.
5. Manutenzione
Regular maintenance is crucial for the longevity and safe operation of your Holzmann TBS2050E3 shear. Always disconnect the machine from the power supply before performing any maintenance.
- Quotidiano: Clean the machine of metal chips and dust. Inspect blades for visible damage or dullness.
- Settimanale: Check all fasteners for tightness. Lubricate moving parts according to the lubrication points indicated on the machine (refer to specific diagrams if available).
- Mensile: Inspect electrical cables and connections for wear or damage. Check the condition of the foot pedal.
- Affilatura/sostituzione della lama: Dull or damaged blades can affect cutting quality and put strain on the machine. Sharpen or replace blades as needed. This should be performed by qualified personnel.
- Ispezione professionale: It is recommended to have the machine inspected by a qualified technician annually.
6. Risoluzione Dei Problemi
Questa sezione fornisce soluzioni ai problemi più comuni che potresti riscontrare. Per problemi non elencati qui, contatta l'assistenza clienti.
| Problema | Possibile causa | Soluzione |
|---|---|---|
| La macchina non si avvia | No power supply; Emergency stop engaged; Faulty wiring. | Check power connection and circuit breaker; Disengage emergency stop; Inspect wiring (by qualified electrician). |
| Poor cutting quality (burrs, uneven cuts) | Dull or damaged blades; Incorrect blade gap; Material not properly secured. | Sharpen or replace blades; Adjust blade gap (refer to service manual); Ensure material is firmly against backgauge and holder. |
| Rumore insolito durante il funzionamento | Lack of lubrication; Loose components; Worn bearings. | Lubricate moving parts; Check and tighten all fasteners; Contact service technician for bearing inspection. |
| Backgauge display not working | Collegamento allentato; problema con il sensore. | Check connections; Contact service technician. |
7. Specifiche tecniche
| Modello | Holzmann TBS2050E3 |
| Volume motoretage | 400 Volt |
| Potenza motore S1 | 4000 L |
| Velocità dell'albero | 70 minuto-1 |
| Altezza del tavolo | 830 millimetri |
| Max. Sheet Thickness | 3 millimetri |
| Max. Material Width | 2050 millimetri |
| Backgauge Range | 0 - 600 millimetro |
| Colpi al minuto | 30 |
| Angolo di taglio | 2 gradi |
| Peso netto | 1550 kg |
| Peso lordo | 1780 kg |
8. Garanzia e supporto
For warranty information, please refer to the documentation provided at the time of purchase or contact your authorized Holzmann dealer. Keep your proof of purchase for any warranty claims.
For technical support, spare parts, or service inquiries, please contact your local Holzmann service center or the retailer from whom you purchased the machine. Provide the model number (TBS2050E3) and serial number (if applicable) when contacting support.