Technical Review: AirTac B52-HLQ25X75SAF Double-Axis Precision Slide Cylinder - Selection Guide & Specs
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Overview: Solving Precision Positioning Challenges
In industrial automation, achieving precise linear motion in two axes simultaneously presents significant engineering challenges. Traditional pneumatic cylinders often require complex mounting arrangements and alignment procedures to achieve multi-axis movement, leading to increased setup time and potential misalignment issues. The AirTac B52-HLQ25X75SAF Double-Axis Precision Slide Cylinder addresses this fundamental problem by integrating two perpendicular linear motions into a single, compact unit, eliminating the need for custom mounting fixtures and reducing alignment errors in applications requiring precise X-Y positioning.
This innovative component is particularly valuable in applications such as pick-and-place systems, precision assembly stations, and automated testing equipment where space constraints and positioning accuracy are critical. By combining two independent slide mechanisms in a single housing, the B52-HLQ25X75SAF provides engineers with a ready-to-install solution that dramatically simplifies system design while improving reliability and repeatability.
Technical Specifications Analysis
The AirTac B52-HLQ25X75SAF represents a sophisticated approach to multi-axis pneumatic actuation. The "B52" designation indicates the series, while "HLQ25X75SAF" provides key dimensional and functional information: 25mm bore diameter and 75mm stroke length. This unit features precision-ground guide rods, high-quality linear bearings, and integrated mounting provisions that ensure smooth operation and minimal deflection under load.
| Specification | Value | Description |
|---|---|---|
| Bore Diameter | 25 mm | Determines force output and air consumption |
| Stroke Length | 75 mm | Maximum travel distance for each axis |
| Operating Pressure | 0.1-0.9 MPa | Standard industrial pneumatic pressure range |
| Maximum Load Capacity | 15 kg (vertical) | Maximum supported weight in vertical orientation |
| Repeatability | ±0.02 mm | Positioning accuracy for precision applications |
| Maximum Speed | 500 mm/s | Optimal operating speed for smooth motion |
| Port Size | G1/8 | Standard pneumatic connection thread |
| Material Construction | Aluminum body, hardened steel rods | Lightweight yet durable construction |
| Operating Temperature | -10°C to 80°C | Suitable for most industrial environments |
| Lubrication | Pre-lubricated, maintenance-free | Reduces maintenance requirements |
The double-axis design incorporates two independent slide cylinders arranged perpendicularly, allowing for simultaneous or sequential movement in X and Y directions. This configuration is particularly beneficial for applications requiring precise positioning in two dimensions without the complexity of separate actuators and mounting structures.
Buying Considerations: Selection Guide
When selecting the AirTac B52-HLQ25X75SAF or similar double-axis slide cylinders, consider these critical factors:
1. Load Requirements: Calculate both static and dynamic loads. The 15kg vertical load capacity must accommodate not only the workpiece but also any acceleration forces during rapid movements. For horizontal applications, load capacity increases significantly, but consider moment loads that can affect bearing life.
2. Stroke Length Selection: The 75mm stroke should match your application requirements with a 10-20% safety margin. Consider both the required travel distance and the space needed for end-of-stroke deceleration. For applications requiring different stroke lengths, AirTac offers various options in the B52 series.
3. Speed and Acceleration: While the maximum speed is 500mm/s, optimal performance typically occurs at 70-80% of maximum. Consider acceleration/deceleration requirements and whether you need external flow control valves for speed regulation.
4. Mounting Configuration: The B52-HLQ25X75SAF features multiple mounting options. Evaluate whether bottom mounting, side mounting, or flange mounting best suits your application. Consider the mounting surface flatness and rigidity requirements.
5. Environmental Factors: While rated for -10°C to 80°C, extreme temperatures, humidity, or contaminant exposure may require additional protection. For harsh environments, consider supplemental sealing or protective covers.
6. Control System Integration: Ensure compatibility with your existing pneumatic valves and control systems. The G1/8 port size is standard, but verify your air supply pressure and flow capacity match the cylinder requirements.
Frequently Asked Questions
Q1: Can the AirTac B52-HLQ25X75SAF be used in vertical applications with the full 15kg load capacity?
Yes, the 15kg load rating applies specifically to vertical applications. However, for optimal performance and longevity, we recommend derating to 12kg for continuous duty cycles or applications with significant acceleration forces. Ensure proper mounting and consider adding mechanical stops or position sensors for safety in vertical orientations.
Q2: What maintenance is required for these double-axis slide cylinders?
The AirTac B52-HLQ25X75SAF is pre-lubricated and designed for maintenance-free operation under normal conditions. However, in high-cycle applications (exceeding 1 million cycles annually), periodic inspection of guide rods and bearings is recommended. Clean compressed air (filtered to 5 microns) significantly extends component life by preventing contaminant ingress.
Q3: How does the double-axis design affect positioning accuracy compared to separate single-axis cylinders?
The integrated double-axis design actually improves positioning accuracy by eliminating alignment errors between separate components. With ±0.02mm repeatability, the B52-HLQ25X75SAF provides superior precision compared to separately mounted cylinders, which can accumulate alignment errors of 0.05mm or more. The monolithic construction ensures consistent relationship between the two axes throughout the service life.
