About TOS Czech BHU-50A 1000 mm Heavy-Duty Universal Cylindrical Grinder
Make - TOS - Hostivar (Czech Republic)
Model - BHU-50A
Center Height - 255 mm
Max. Diameter of Job - 500 mm
Max. Length of Job - 1000 mm
Grinding Wheel Size - Diameter 500 mm x 100 mm Width
Least Count - 1 Micron (0.001 mm)
Work-Head Speed - 18 rpm to 560 rpm (Infinitely Variable)
- Equipped with its Internal Grinding Attachment.
- With 2-point steadies, Wheel Dressers, Chuck, Splash Guards etc.
- With Magnetic type Coolant Filtration Unit, Coolant Tank, and Coolant Pump.
- Operating Manual and Electrical Drawings are available.
- It is a Heavy-Duty High-Production Auto-Cycle Machine.
- Joy-stick model ; One of the latest series of conventional machines made by TOS company.
- Features like Auto-Cut, Auto-Compensation, Spark-Out, Plunge Grinding, Dressing Cycle etc.
- Features like Delay, Auto-Slow, Rapid Travel of Table, Hydraulic Tailstock etc.
- Machine is in excellent working condition.
Video of The Machine -
https://youtu.be/VsYPvzihvbAHigh-Capacity Grinding PerformanceDesigned for demanding industrial settings, the BHU-50A accommodates heavy workpieces-up to 500 kg-thanks to robust construction and a centre height of 250 mm. The table swivels 7, enabling precise angular grinding. Suitable for large-scale manufacturing and repair workshops, this model offers versatility for both standard and complex cylindrical grinding applications.
Precision and FlexibilityWith a surface finish accuracy up to 2 m Ra, the BHU-50A ensures finely finished parts and components. Its 4 kW wheel head and adjustable spindle speed (22-500 rpm) allow custom-tailoring for diverse materials and requirements. The manual/PLC control system delivers operational flexibility from semi-automatic to more automated processes.
Durability and User-Friendly OperationBuilt from sturdy cast iron and steel, the TOS Czech BHU-50A guarantees longevity and reliable service. The semi-automatic mechanism streamlines operations, while the inclusion of a coolant system protects both the machine and workpiece from thermal damage, maintaining high accuracy and extending tool life.
FAQ's of TOS Czech BHU-50A 1000 mm Heavy-Duty Universal Cylindrical Grinder:
Q: How does the TOS Czech BHU-50A grinder ensure high precision in industrial jobs?
A: The grinder is engineered for precision with features like a 250 mm centre height, 7 table swivel, and a robust workhead spindle with MT5 taper. Surface finish accuracy can reach up to 2 m Ra, aided by stable construction, a built-in coolant system, and the option for manual or PLC control.
Q: What workpiece sizes and weights can this cylindrical grinder handle?
A: The BHU-50A accommodates workpieces up to 1000 mm in length, 500 mm in diameter, and weighing as much as 500 kg between centres, making it suitable for heavy-duty industrial applications.
Q: When should I consider using the optional internal grinding attachment?
A: Use the internal grinding attachment when you need to precisely machine inner cylindrical surfaces of components. It is an optional accessory, ideal for operations requiring both external and internal grinding on a single machine.
Q: Where is the best environment to install the BHU-50A cylindrical grinder?
A: Install the BHU-50A in well-ventilated, spacious industrial settings such as manufacturing plants, maintenance workshops, or toolrooms. Ensure an even, sturdy floor is available to support its approximate 4200 kg weight and dimensions of 3900 x 2200 x 1750 mm.
Q: What is the process for adjusting the grinder to different grinding requirements?
A: The operator can adjust spindle speed (22-500 rpm), wheel size (500 x 80 x 203 mm), and table swivel angle manually or through the PLC system. These options allow users to adapt the machine for various grinding tasks and achieve the desired surface quality.
Q: How is the coolant system used during grinding operations?
A: The included coolant system continuously cools both the grinding wheel and the workpiece, reducing heat buildup and preventing thermal distortion. This helps to maintain dimensional accuracy and prolong both the tool and machine life.
Q: What are the main benefits of choosing the TOS Czech BHU-50A cylindrical grinder for my facility?
A: Key benefits include high-precision, heavy-duty performance, adaptability for various production needs, long service life, and ease of operation. Its robust design and advanced features enable efficient and accurate grinding of large components, supporting increased productivity in demanding industrial sectors.