Introduzione
This manual provides essential information for the safe and efficient operation, setup, and maintenance of your VONROC Bench Grinder 150W. Please read these instructions thoroughly before using the tool and keep them for future reference. Proper use and care will ensure optimal performance and extend the lifespan of your bench grinder.

The VONROC Bench Grinder 150W, featuring a 75 mm grinding wheel and a flexible shaft, is designed for various grinding, polishing, and cleaning tasks.
Istruzioni di sicurezza
Always observe basic safety precautions to reduce the risk of fire, electric shock, and personal injury. Keep your work area clean and well-lit. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Always wear appropriate personal protective equipment, including safety glasses, hearing protection, and gloves. Secure the workpiece before grinding. Avoid accidental starting. Do not overreach. Maintain proper footing and balance at all times. Disconnect the plug from the power source before making any adjustments, changing accessories, or storing power tools. Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool. Service of the power tool must be performed by qualified repair personnel using only identical replacement parts.
Contenuto della confezione
Verify that all items listed below are present and undamaged upon unpacking. If any parts are missing or damaged, contact your supplier immediately.
- VONROC Bench Grinder 150W
- 75 mm Whetstone Grinding Wheel
- 75 mm Polishing Disc
- Albero flessibile
- 192-piece Accessory Set
- Safety Guards and Tool Rests
- Manuale d'uso

The comprehensive 192-piece accessory set includes various bits for grinding, polishing, and cleaning tasks.

The flexible shaft allows for precise and detailed work with various small accessories.
Impostare
- Montaggio del Grinder: Securely mount the bench grinder to a stable workbench using appropriate bolts and nuts (not included). Ensure the grinder is firmly fixed to prevent movement during operation.
- Attaching Safety Guards: Install the transparent safety guards over both grinding wheels. Adjust them to provide maximum protection without obstructing the workpiece.
- Positioning Tool Rests: Attach and adjust the tool rests to be approximately 1.5 mm (1/16 inch) from the grinding wheels. This gap is crucial for safe operation and to prevent the workpiece from jamming.
- Collegamento dell'albero flessibile: To attach the flexible shaft, remove the protective cap from the right side of the grinder. Screw the flexible shaft connector onto the threaded spindle until it is secure. Ensure the inner shaft is properly seated.
- Collegamento elettrico: Collegare il cavo di alimentazione a una presa di corrente idonea da 230 V.

Ensure the bench grinder is securely mounted and all safety components are correctly installed before use.

The adjustable safety guard provides protection during grinding operations.
Istruzioni per l'uso
Funzionamento generale
Turn on the grinder using the power switch. Allow the wheels to reach full speed before applying the workpiece. Apply light, even pressure to the workpiece against the grinding wheel. Move the workpiece across the face of the wheel to ensure even wear. For sharpening, maintain a consistent angle against the wheel.
Using the Grinding Wheels
The bench grinder is equipped with a whetstone for general grinding and a polishing disc for fine finishing. Select the appropriate wheel for your task. The whetstone is suitable for sharpening tools like chisels and knives, while the polishing disc can be used for buffing and fine-tuning surfaces.

Sharpening a chisel using the grinding wheel. Always wear protective gloves and eye protection.

The bench grinder is effective for sharpening various blades, such as knives.
Utilizzo dell'albero flessibile
The flexible shaft allows for precise work with smaller accessories from the 192-piece set. Insert the desired accessory into the chuck of the flexible shaft and tighten it securely. The flexible shaft is ideal for intricate grinding, engraving, polishing, and cleaning tasks on smaller workpieces.

The flexible shaft enables detailed work, such as sanding or polishing small wooden items.
Controllo della velocità
The speed control knob on the front of the machine allows you to adjust the rotational speed. Turn the knob to increase or decrease the speed according to the material and the specific task. Lower speeds are generally suitable for polishing and delicate work, while higher speeds are for more aggressive grinding.
Manutenzione
Pulizia
Regularly clean the grinder to remove dust and debris. Use a soft brush or compressed air. Ensure the power is disconnected before cleaning. Do not use harsh chemicals or abrasive cleaners.
Sostituzione della mola
When grinding wheels become worn or damaged, they must be replaced. Disconnect the power. Remove the safety guard and the retaining nut. Carefully remove the old wheel and replace it with a new one of the correct size and type. Reassemble in reverse order, ensuring all components are secure.
Magazzinaggio
Store the bench grinder in a dry, secure location, out of reach of children. Protect it from moisture and extreme temperatures.
Risoluzione dei problemi
- Il macinino non si avvia: Check the power connection and ensure the power switch is in the 'ON' position. Verify that the circuit breaker has not tripped.
- Vibrazione eccessiva: Ensure the grinder is securely mounted to the workbench. Check that the grinding wheels are properly installed and balanced. Worn or damaged wheels can cause vibration and should be replaced.
- Scarsa prestazione di macinazione: The grinding wheels may be glazed or worn. Dress the wheels with a wheel dresser or replace them if necessary. Ensure you are using the correct wheel for the material.
- Flexible Shaft Not Working: Check that the flexible shaft is securely attached to the grinder and that the accessory is properly inserted and tightened in the chuck.
Specifiche
| Caratteristica | Specificazione |
|---|---|
| Numero di modello | Modello BG501AC |
| Marca | VONROC |
| Cosatage | 150 Watt |
| Voltage | 230 Volt |
| Diametro della mola | 75 millimetri |
| Massima velocità di rotazione | 9900 giri al minuto |
| Fonte di alimentazione | Elettrico con cavo |
| Materiale | Metallo |
| Peso dell'articolo | 2.28 chilogrammi |
| Dimensioni del prodotto | Dimensioni: 40 x 24 x 30 cm |
Garanzia e supporto
VONROC products are manufactured to high-quality standards. In the unlikely event of a defect or malfunction, please refer to your purchase documentation for warranty details. For technical assistance, spare parts, or any other inquiries, please contact VONROC customer support through their official website or the retailer where the product was purchased. Always provide the model number (BG501AC) and purchase date when contacting support.





