PXI-7344 运动控制模块   具有多轴插值功能

PXI-7344 PXI运动控制模块

4轴，步进/伺服PXI运动控制器模块—PXI‑7344同时适用于简单和复杂运动应用。  它包括两个处理器和一个实时板载系统，并具有多轴插值功能。  PXI‑7344为嵌入式实时运动操作或以主机为中心的编程环境提供了混合运动轨迹控制和完全协调的圆形、线性、点对点、齿轮和矢量空间控制。

NI为更复杂的移动提供轮廓控制功能。  板载CPU采用嵌入式实时操作系统，可进行基于事件的多任务控制。  利用这种方法，多个运动控制程序和过程可以独立于主机PC，PXI-7344在控制器上同步运行，并且无需外部编程交互，除非主机程序或用户配置主动启动交互。

运动控制模块是用于控制机械设备运动的部件，它可以接收来自控制系统的指令，并根据指令输出相应的控制信号，以驱动电机或其他执行机构实现机械运动。运动控制模块通常具有高速、高精度和高可靠性的特点，广泛应用于数控机床、机器人、印刷机、包装机等自动化设备中。

一个典型的运动控制模块通常包括以下几个部分：

控制单元：PXI-7344负责接收来自上位机或操作面板的控制指令，并将指令解析为可以驱动电机或其他执行机构的控制信号。

驱动器：将控制单元输出的控制信号转换为可以驱动电机或其他执行机构的能量。

传感器：检测机械运动的位置、速度等参数，并将这些参数反馈给控制单元，用于实现闭环控制。

人机界面：提供操作员与运动控制模块交互的界面，操作员可以通过人机界面设置参数、发送控制指令等。

在实现运动控制模块时，需要考虑以下几个关键因素：

控制精度：PXI-7344指运动控制模块对机械运动的控制精度，通常以毫米或微米为单位。控制精度越高，机械设备的加工质量和效率越高。

运动速度：指运动控制模块能够驱动的机械运动速度，通常以毫米/秒或毫米/分钟为单位。运动速度越高，机械设备的加工效率越高。

可靠性：指运动控制模块在连续工作条件下保持正常性能的能力。可靠性越高，机械设备的故障率越低，生产效率越高。

兼容性：PXI-7344指运动控制模块与各种控制系统和执行机构的兼容性。兼容性越好，运动控制模块的应用范围越广。

PXI-7344 运动控制模块   具有多轴插值功能

PXI-7344

PXI motion control module

4-axis, stepper/servo PXI Motion Controller module - PXI‑7344 is suitable for both simple and complex motion applications. It includes two processors and a real-time onboard system with multi-axis interpolation. The PXI‑7344 provides hybrid motion trajectory control and fully coordinated circular, linear, point-to-point, gear and vector space control for embedded real-time motion operations or host-centric programming environments.

NI provides contour control for more complex movements. The on-board CPU uses an embedded real-time operating system to implement event-based multi-task control. With this approach, multiple motion control programs and processes can be run independently of the host PC, the PXI-7344 runs synchronously on the controller, and no external programming interaction is required unless the host program or user configuration actively initiates the interaction.

The motion control module is a part used to control the movement of mechanical equipment, which can receive instructions from the control system and output corresponding control signals according to the instructions to drive the motor or other actuator to achieve mechanical movement. Motion control module usually has the characteristics of high speed, high precision and high reliability, and is widely used in CNC machine tools, robots, printing presses, packaging machines and other automation equipment.

A typical motion control module usually consists of the following parts:

Control unit: The PXI-7344 is responsible for receiving the control instructions from the upper computer or the operation panel, and parsing the instructions into the control signals that can drive the motor or other actuator.

Driver: Converts the control signal output from the control unit into energy that can drive a motor or other actuator.

Sensor: detects the position, speed and other parameters of the mechanical movement, and feedbacks these parameters to the control unit for closed-loop control.

Man-machine interface: provides the interface for the operator to interact with the motion control module, and the operator can set parameters and send control commands through the man-machine interface.

When implementing a motion control module, there are several key factors to consider:

Control accuracy: PXI-7344 refers to the control accuracy of the motion control module on the mechanical motion, usually in millimeters or microns. The higher the control accuracy, the higher the processing quality and efficiency of mechanical equipment.

Motion speed: refers to the speed of mechanical motion that the motion control module can drive, usually in millimeters per second or millimeters per minute. The higher the speed of movement, the higher the processing efficiency of mechanical equipment.

Reliability: refers to the ability of the motion control module to maintain normal performance under continuous operating conditions. The higher the reliability, the lower the failure rate of mechanical equipment and the higher the production efficiency.

Compatibility: PXI-7344 refers to the compatibility of the motion control module with various control systems and actuators. The better the compatibility, the wider the application range of the motion control module.