SIASUN Atmospheric Manipulator Blade-DD250 (Blade-DD250)

According to product listings for the model, the Blade-DD250 supports Φ200 mm and Φ300 mm wafer formats with a ≤0.5 kg payload, and is positioned as a compact, high-speed, high-cleanliness transfer solution for factory automation in cleanroom environments.

In semiconductor manufacturing, atmospheric manipulators are typically used at the interfaces between process tools, load ports, cassettes/FOUPs (depending on line design), and other atmospheric stations—where reliable wafer transport, repeatable positioning, and contamination control are critical. The Blade-DD250 is described as using a structure compatible with cylindrical coordinate and/or SCARA-type configurations, reflecting common architectures used for fast planar motion and precise pick-and-place in confined equipment footprints.

Design and Features

Mechanical architecture

The Blade-DD250 is specified as a 4-degree-of-freedom robot with a maximum rotation diameter of 425 mm, combining vertical lift, rotation, and radial extension to reach multiple pick/place points around a central base. The product description also emphasizes an optimized arm structure intended to increase rigidity while suppressing vibration, supporting high-speed transfers without sacrificing placement stability.

Cleanliness and contamination-aware construction

Atmospheric wafer handling equipment is often engineered to reduce particle generation through material selection, surface finishing, and controlled lubrication practices. For the Blade-DD250, the listing specifies ISO Class 1 cleanliness, indicating a design target suitable for stringent cleanroom transfer requirements (subject to installation and operating conditions).

Safety and flexibility in wafer placement

The product description states that the robot includes multiple safety protection functions, and highlights flexible elbow and wrist motion control concepts intended to allow wafer pick/place in “any posture,” enabling denser cassette or carrier arrangements and improved spatial efficiency in tool layouts.

Technology and Specifications

Core specifications (as listed)

The following specifications are associated with the Blade-DD250 in published product information:

• Supported wafer diameters: Φ200 mm / Φ300 mm

• Payload (wafer + end-effector allowance): ≤0.5 kg

• Degrees of freedom: 4

• Structure form: Cylindrical coordinate / SCARA

• Maximum rotation diameter: 425 mm

• Motion ranges:

  • Z (lift): 330 mm

  • T (rotation): 330°

  • R1/R2 (extension): 820 mm

• Cycle/axis timing (selected):

  • Z axis: < 1 s (Home to Extend 800 mm)

  • T axis: 1 s / 180°

  • R axes: 1.2 s / 330 mm

• Repeatability (3σ):

  • Z: ±0.1 mm

  • T: ±0.006°

  • R: ±0.1 mm

• Robot mass: 70 kg

• Power: 208 VAC (50/60 Hz)

• Cleanliness: ISO Class 1

Typical control and integration considerations

Atmospheric manipulators in semiconductor toolchains are commonly integrated via equipment I/O, interlocks, and recipe-driven sequencing. While exact controller/fieldbus options may vary by configuration and project, deployments typically focus on:

• deterministic motion control for pick/place repeatability,

• collision avoidance and safe homing logic,

• end-effector sensing (presence/vacuum-on-blade sensors where applicable),

• and integration with tool handshakes to prevent wafer mishandling during load/unload steps.

(Integration details should be confirmed from the official SIASUN documentation and the specific project BOM.)

Applications and Use Cases

Semiconductor wafer transfer (Φ200/Φ300)

The Blade-DD250 is explicitly positioned for silicon wafer handling and can support common fab wafer sizes (200 mm and 300 mm) within its stated payload limit. Typical atmospheric use cases include:

• tool-to-tool transfers in clustered or modular production cells,

• load/unload at atmospheric stations before vacuum transfer steps,

• cassette/carrier staging in compact cleanroom tool layouts.

LED and sapphire substrate handling

The product description notes use in LED sapphire substrate transfer, a workload that often emphasizes surface cleanliness and gentle handling to avoid micro-scratches or edge damage.

Space-efficient equipment layouts

The listing highlights that flexible pose control can allow more linear carrier placement and more compact footprints, which is relevant in fabs where tool density and access clearances drive facility costs.

Advantages / Benefits

High-speed handling with repeatable positioning

The published axis timing (e.g., 1 s/180° rotation, <1 s lift movement in a referenced condition) and repeatability specifications support use cases where throughput and precision are both important.

Cleanroom-oriented design target

A stated ISO Class 1 cleanliness target signals alignment with high-cleanliness wafer transport requirements—particularly relevant where airborne particles can reduce yield.

Compatibility with mainstream wafer sizes

Direct support for Φ200/Φ300 mm formats makes the Blade-DD250 relevant to a wide range of semiconductor manufacturing lines and upgrade projects.

Reduced vibration and improved rigidity claims

The product description emphasizes structural optimization for stiffness and vibration suppression, a common requirement for maintaining stability during rapid acceleration/deceleration in tight tool envelopes.

FAQ Section

What is the SIASUN Blade-DD250?

The SIASUN Blade-DD250 is an atmospheric wafer-handling manipulator designed for transferring Φ200 mm and Φ300 mm wafers (and related substrates) in cleanroom-oriented semiconductor and optoelectronics workflows.

How does the Blade-DD250 work?

The Blade-DD250 uses a multi-axis (4-DOF) motion system combining lift (Z), rotation (T), and radial extension (R1/R2) to move wafers between carriers and tool stations with repeatable positioning. In typical implementations, it operates through equipment handshakes and interlocks to coordinate safe pick/place sequences.

Why is an atmospheric manipulator important in semiconductor manufacturing?

Atmospheric manipulators enable reliable, repeatable wafer movement at ambient pressure—supporting throughput, reducing manual handling, and helping control contamination and mishandling risks in critical production steps.

What are the main specifications of the Blade-DD250?

Published specifications include Φ200/Φ300 mm support, ≤0.5 kg payload, 4 DOF, 820 mm extension, 330° rotation, 330 mm Z stroke, and a stated ISO Class 1 cleanliness target.

What are the benefits of the Blade-DD250 for cleanroom automation?

Commonly cited benefits include support for mainstream wafer sizes (200/300 mm), repeatable motion performance, compact equipment layout potential, and a cleanliness target aligned with semiconductor transfer needs.

Summary

The SIASUN Atmospheric Manipulator Blade-DD250 is a cleanroom-oriented wafer transfer robot built for Φ200/Φ300 mm handling with a ≤0.5 kg payload, 4-DOF motion, and published performance targets that align with high-throughput semiconductor and LED substrate automation. With its specified reach, repeatability, and cleanliness target, the Blade-DD250 is positioned as a practical atmospheric handling option for modern fab tool layouts where space efficiency, consistent positioning, and contamination control are key.