DSM - Piezoelectric Positioning Systems

Product catalog summary

Overview
Dynamic Structures & Materials, LLC (DSM) specializes in precision motion control systems for micropositioning, nanopositioning, and robotic positioning across industries such as semiconductor, aerospace, medical, and research. Their expertise includes prototype design, development, and testing using flexure-based, solid-state mechanisms to eliminate backlash and stiction, incorporating materials like piezoelectric (PZT) and shape memory alloys (SMA).

Specialty Motion System Design
DSM designs systems to meet geometric and environmental constraints, offering open- and closed-loop motion control with RS-232 and USB communications, DLLs, and LabVIEW VIs. They integrate sensors for high-resolution and high-accuracy position control.

Mechanical Design and Analysis
DSM conducts structural analysis, dynamic modal and transient analysis, and FEA-optimization of mechanisms and structures.

Precision Motion Products
DSM provides standard and custom-designed positioning devices, including piezoelectric actuators and stages with displacement ranges from 0.1 mm to 10 mm. Models like NA-25 and NA-80 are noted for high force and frequency response capabilities.

Key Specifications
Actuators such as FPA-100, FPA-200-HK, and FPA-500 are detailed with specifications including stroke, stiffness, resonant frequency, and dimensions. Customization options are available for specific force, stroke, and material needs.

Applications
DSM's actuators are used in applications requiring precise positioning, featuring bi-directional operation, high mechanical stiffness, and vacuum compatibility. They are suitable for dynamic and static applications with custom mounting conditions.

Product Highlights

FPA-550-I High Stiffness Actuator: Preloaded for bi-directional operation, stroke of 550 microns, stiffness of 1.6 N/µm, and resonant frequency of 510 Hz.
FPA-550-HK High Stiffness Actuator: Stroke of 580 µm, stiffness of 2.5 N/µm, and resonant frequency of 340 Hz.
FPA-900 Actuator: Stroke of 900 microns, stiffness of 0.7 N/µm, and resonant frequency of 305 Hz.
FPA-1100-I Actuator: Stroke of 1.1 mm, stiffness of 0.15 N/µm, and resonant frequency of 170 Hz.
FPA-1400-I Actuator: Stroke of 1.4 mm, stiffness of 0.09 N/µm, and resonant frequency of 135 Hz.
FPA-2000 Actuator: Stroke of 2.0 mm with stiffness options and resonant frequencies depending on material.
LFPA Series Actuators: Designed for MRI environments with large displacement ranges.
ZSA-1000 Large Stroke Piezoelectric Stage: Flexure-based design for smooth motion with a stroke of +/- 0.5 mm.

Technological Capabilities

Nanopositioning Motion Control: Coarse adjustment capability and piezoelectric actuator for precision motion.
SPIN Drive Technology: Combines stepper motor and piezoelectric actuator for macro and micro motion.
Linear Piezoelectric Amplifiers: High-power devices for servo control with integrated waveform generator.

Applications and Scalability
DSM's technologies are scalable and adaptable for specific applications, including microscopy, multi-axis alignment systems, and precision assembly processes.

Contact Information
For more information or custom requests, contact DSM at www.dynamic-structures.com or via email at [email protected].