ARM Embedded Industrial Computer BL370 for Injection Molding Machine Monitoring

Real-time monitoring of pressure and temperature to optimize injection molding cycles and energy consumption.

Solution Overview

• Real-time Monitoring: The BL370 series integrates customizable I/O boards to connect seamlessly with pressure and temperature sensors, enabling real-time data acquisition.
• Precise Control: Digital output interfaces allow for precise control of key injection molding machine components, such as valves or motors.
• Process Optimization: A built-in 1TOPS Neural Processing Unit (NPU) supports machine learning models to analyze process data, enhancing molding cycles and minimizing energy use.

Recommended Configuration

To address your application requirements, we suggest the following configuration:

• Host Model: BL370B
  • Features: Includes one 10/100M adaptive Ethernet port for network connectivity, one X-series I/O board slot (20 PIN), and two Y-series I/O board slots for versatile I/O options.
  • Dimensions: 48×83×110 mm, a compact design ideal for industrial settings.
• SOM Model: SOM371
  • Storage and Memory: Features 16GB eMMC and 2GB LPDDR4X to support control software and data storage needs.
  • Temperature Range: Operates from -40 to 85°C, suitable for demanding industrial environments.
  • Processor: Rockchip RK3562J, with a quad-core Cortex-A53 (up to 1.8GHz) and a single-core Cortex-M0, balancing primary control and real-time tasks.
• X Board: X23
  • Interfaces:
    • Four RS232/RS485 ports for communication with sensors or external devices.
    • Four digital inputs (DI) and four digital outputs (DO) for enhanced monitoring and control.
  • Compatibility: 20 PIN design, fully compatible with the BL370B host.
• Y1 Board: Y31
  • Interfaces: Four analog input (AI) channels (0/4-20mA), perfect for connecting pressure and temperature sensors.
  • Purpose: Enables real-time capture of critical process parameters.
• Y2 Board: Y21
  • Interfaces: Eight digital output (DO) channels (PNP) for controlling actuators like valves or motors in the injection molding machine.
  • Purpose: Ensures accurate equipment operation.

Technical Advantages

1. Processing Power and Real-time Performance

• Processor: Rockchip RK3562J
  • Quad-core Cortex-A53 manages primary control logic and optimization algorithms.
  • Single-core Cortex-M0 handles real-time I/O tasks, ensuring low-latency responses.
• Operating System: Supports Linux-RT-5.10.198, delivering deterministic real-time performance for quick reactions to pressure and temperature changes.

2. Data Acquisition and Control

• Sensor Interfaces: The Y31 board’s four AI channels support industrial-standard sensors (e.g., 4-20mA output) for real-time monitoring of pressure and temperature.
• Control Outputs: The Y21 board’s eight DO channels and the X23 board’s four DO channels offer ample control points for complex injection molding tasks.

3. Process Optimization

• NPU Support: The integrated 1TOPS NPU supports deep learning frameworks such as TensorFlow.
• Optimization Method: By analyzing pressure and temperature data, the NPU runs machine learning models to dynamically tweak injection parameters (e.g., speed, holding pressure, or cooling time), shortening cycles and reducing energy use.

4. Networking and Scalability

• Communication Options:
  • One Ethernet port (standard on BL370B).
  • Optional WiFi/4G modules (via Mini PCIe slot) for remote monitoring and data transfer.
• Serial Port Support: The X23 board offers four RS232/RS485 ports for connecting multiple external devices.

5. Industrial-Grade Design

• Environmental Adaptability: Operates in temperatures from -40 to 85°C, validated by high and low-temperature tests (GB/T 2423.1/2).
• Power Compatibility: Accepts 9-36VDC wide voltage input with reverse polarity and overcurrent protection.
• Protection Level: IP30 rating, with an aluminum alloy casing and stainless steel construction for durability.

Software Support

• BLloTLink: Industrial protocol conversion software supporting Modbus, MQTT, and more, facilitating integration with cloud platforms (e.g., AWS, Alibaba Cloud) or SCADA systems.
• BLRAT: Remote access tool for streamlined device maintenance and debugging.
• Development Tools: Supports Qt (GUI development), Node-RED (IoT applications), Python, and Docker to speed up control program development.

Application Scenario Example

1. Data Acquisition: The Y31 board collects real-time pressure and temperature data from sensors.
2. Real-time Control: The Cortex-M0 processes I/O signals and drives the Y21 board to adjust actuators, fine-tuning the injection molding machine’s operation.
3. Optimization Analysis: The Cortex-A53 and NPU analyze historical data to refine process parameters, uploading results to the cloud via Ethernet.
4. Remote Management: Optional WiFi/4G modules enable remote monitoring, ensuring a transparent and manageable production process.

Summary

The ARMxy BL370 series embedded industrial computer offers robust hardware performance, flexible I/O configurations, and comprehensive software support, delivering a complete solution for injection molding machine control. The recommended BL370B-SOM371-X23-Y31-Y21 setup provides real-time pressure and temperature monitoring, precise equipment control, and intelligent optimization to boost efficiency and energy savings.