Download installation and maintenance manuals, order spare parts, and find tutorial videos to help with your chip conveyor installation and operation.
Download installation and maintenance manuals, order spare parts, and find tutorial videos to help with your chip conveyor installation and operation.
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Hennig Power Protection is a dedicated division specializing in custom-engineered generator enclosures, fuel systems, and power infrastructure for mission-critical applications across data centers, healthcare, telecommunications, and industrial facilities.
Precision machining, fabrication & welding services from our Rockford, IL facility. Complete manufacturing solutions with ISO-certified quality.
Precision machining for turbine...
Pallet delivery, robotic tending & software for lights-out production
CNC machining centers, lathes, grinders & multi-axis equipment
Safety systems & rod locks for hydraulic & mechanical presses
The OTT-JAKOB MSU Sensor System is an integrated, sensor-based assistance solution designed to enhance machine tool availability and efficiency. By consolidating three critical monitoring functions into a single unit, the MSU ensures precise control over the clamping process, enabling predictive maintenance and reducing unplanned downtime.
| Key Features | |
| Integrated Drawbar Position Monitoring | Utilizes an electronic distance measurement system to accurately detect the drawbar shaft's position, identifying clamping statuses: "Unclamped," "Tool Clamped," and "Clamped without Tool." |
| Piston Position Detection | Monitors the unclamping unit piston's position to prevent contact with rotating machine elements, ensuring safe operation. |
| Optional Leakage Detection | Employs a calorimetric sensor to measure leakage flow in rotary unions, triggering alerts when predefined flow limits are exceeded, thus protecting the spindle from potential flooding. |
| Compact and Flexible Design | Sensors and evaluation electronics are pre-assembled within the unclamping unit, allowing integration into various OTT-JAKOB unclamping units and adaptation to special solutions. |
| Wear-Free Operation | Incorporates inductive sensors for monitoring, ensuring durability and reducing maintenance needs. |
| Versatile Data Utilization | Collected measurement data can be used for statistical analyses, such as tracking the number of tool changes, and supports the integration of additional sensors like temperature sensors or strain gauges. |
By accurately monitoring clamping statuses and piston positions, the MSU prevents premature tool changes and unintended spindle starts, safeguarding both the machine and the workpiece.
Real-time monitoring allows for immediate detection of anomalies, facilitating prompt interventions and minimizing machine downtime.
Continuous data collection during machining provides insights into machine conditions, enabling proactive maintenance strategies and extending equipment lifespan.
This diagram illustrates the OTT-JAKOB MSU Sensor System integrated within the unclamping unit of a machine tool spindle. It highlights key monitoring functions: drawbar position detection for precise clamping status, piston position monitoring for safe operation, and optional leakage detection to protect against spindle flooding. Compact and fully integrated, the MSU ensures safe, reliable clamping processes and supports predictive maintenance.
| Parameter | Description |
| Supply voltage UB | 21...27 V DC, polarity-safe |
| Drawbar shaft position | Optionally current output, voltage output, or digital output (programmable switch points) |
| Piston sensor | Digital output |
| Leakage sensor | Digital output |
The standard MSU Sensor System integrates essential monitoring functions into OTT-JAKOB unclamping units. It includes drawbar position monitoring and piston position detection, with optional leakage detection. This configuration is ideal for applications requiring reliable clamping status verification and basic condition monitoring.
| Key Features | |
| Drawbar Position Monitoring | Ensures accurate detection of clamping statuses to prevent operational errors. |
| Piston Position Detection | Prevents mechanical interference by monitoring piston positions during machining. |
| Optional Leakage Detection | Provides early warning of potential spindle flooding due to rotary union leaks. |
An advanced iteration of the MSU, the IO-Link Compact version offers enhanced communication capabilities and a more compact design. It combines a hydraulic unclamping unit with integrated clamping status sensor technology and a single-passage rotary union with permanently closed sealing surfaces. This configuration supports modern automation structures with minimal engineering effort.
| Key Features | |
| IO-Link Compatability | Facilitates seamless integration into smart factory environments, enabling efficient data exchange and system diagnostics. |
| Ultra-Compact Design | Combines multiple components into a single, space-saving unit, suitable for applications with limited installation space. |
| Enhanced Monitoring Capabilities | In addition to standard functions, it allows for monitoring of temperature, stroke, and leakage, providing comprehensive condition data. |
In the machining process, it can often be difficult for machinists to chase down the source of particular issues. Poor surface finish, rapid tool wear, taper corrosion, machine downtime, and tool breakage can each have multiple causes. However, there is one thing that can impact all of these: the pull-force of a spindle’s tool clamping system.
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Choosing the wrong tool clamping system partner can be a serious mistake. Old-school CNC machine tool clamping solutions may need extra maintenance, experience shorter lives, and can even be hazardous to operators. So, what do we recommend? OTT-JAKOB!
We’re all familiar with the products of Industry 4.0--it encompasses the smartphones in our pockets and tire pressure monitors in our cars. Learn how OTT-JAKOB is bringing the fourth industrial revolution to your spindle.
Both Hennig and its sister company, Advanced Machine & Engineering, now operate under the Hennig brand.
Same team. Same products. Same company. Different look.
Unifying the two brands under one name clarifies our offerings and makes them easier for you to navigate — one website, one team, one trusted partner.
