Description

The Parker CX-DH is a digital drive module specifically designed as part of the Compumotor Gemini GV6 series, a family of high-performance multi-axis motion controllers. This unit functions as a single-axis digital servo drive, engineered to provide precise control and powerful amplification for brushless servo motors. The “DH” suffix in the model number Parker CX-DH typically denotes a specific hardware revision or configuration variant within the CX drive family. Its primary role is to receive command signals from a master motion controller (often a separate Parker indexer or PLC) and translate them into the precise high-current power required to drive a servo motor with exceptional accuracy in torque, velocity, or position mode.

As an integral component of Parker’s modular motion control system, the CX-DH is designed for chassis mounting within a multi-axis Gemini GV6 drive rack. This architecture allows several Parker CX-DH drives to be installed alongside a shared power supply and a central motion controller, creating a compact, efficient, and centralized control cabinet solution for complex machinery. The value of the Parker CX-DH lies in its robust power handling, high-speed communication capabilities, and advanced tuning features, which together enable high-throughput automation with smooth motion, minimal settling time, and excellent disturbance rejection. It is a cornerstone for building reliable and high-performance multi-axis motion systems in demanding industrial environments.

CX-DH PARKER

Technical Specifications

Main Features and Advantages

High-Performance Power Stage: The Parker CX-DH is built around a robust power stage capable of delivering up to 20A of peak current, providing ample torque for demanding moves such as rapid acceleration and deceleration of high-inertia loads. Its high switching frequency ensures efficient operation and reduces audible motor noise, which is critical in many factory environments. The drive’s advanced control algorithms maintain precise current regulation, which translates directly into smooth, controlled motor motion without cogging or jitter, even at very low speeds. This results in higher quality machining, better product handling, and improved overall machine performance.

Seamless System Integration: A key advantage of the Parker CX-DH is its design for centralized multi-axis control. By mounting multiple CX-DH drives in a single Gemini GV6 rack, machine builders can create a clean, organized control cabinet with significantly reduced wiring compared to a solution using distributed standalone drives. This architecture simplifies cooling and power distribution. The drive is optimized to work flawlessly with other Parker components, including their high-performance servo motors and the master motion controller in the rack. This interoperability guarantees performance and dramatically reduces the engineering and commissioning time required to get a complex machine operational.

Advanced Tuning and Diagnostics: The Parker CX-DH is configured and tuned through Parker’s proprietary software, such as Motion Planner, which provides a suite of powerful tools for optimizing machine performance. Engineers can use auto-tuning routines to quickly establish stable control loops or manually fine-tune parameters for the most demanding applications. The drive provides comprehensive diagnostic information and detailed fault logging, which is accessible through the software. This capability is invaluable for troubleshooting, reducing machine downtime, and performing preventative maintenance by identifying issues before they lead to failures.

Application Field

The Parker CX-DH is deployed in a wide array of industrial automation applications that require coordinated, multi-axis motion control with high reliability and precision. A primary application is in packaging machinery, such as form-fill-seal machines, cartoners, and labeling systems, where multiple CX-DH drives control the servos for product conveyance, filling, and labeling heads, ensuring perfect synchronization at high speeds.

In semiconductor and electronics manufacturing, the drive is used in precision pick-and-place machines, wire bonders, and PCB assembly equipment. Here, the smooth motion and accurate positioning provided by the Parker CX-DH are critical for handling delicate components and achieving high yields. The CX-DH is also found in automated assembly systems, controlling robots, linear actuators, and indexing tables that require precise coordination. Furthermore, it is a workhorse in CNC applications for controlling auxiliary axes, such as tool changers, material handling gantries, and parts positioning fixtures, where its power and integration capabilities enhance the overall machine’s functionality.

CX-DH PARKER

Related Products

Gemini GV6 Multi-Axis Rack: The chassis that houses multiple CX-DH drives and a central controller.

6K Series Servo Motors: Parker Compumotor servo motors designed to pair with the CX drives.

GEM6K-XXX: Example model of a Gemini series multi-axis motion controller (the brain for the rack).

PX Series (e.g., PX450): A standalone drive variant for applications not requiring a centralized rack.

E-AC Drive: Parker’s AC variable frequency drive for simpler velocity control applications.

Motion Planner Software: The configuration and tuning software suite for the entire system.