PAL series coordinate measuring machine

•Adopting a single-sided bridge type moving structure that can effectively reduce the inertia of motion

•The three-axis guide rail is made of granite material with good thermal stability, and is surrounded by air bearing technology on all sides

•The transmission system adopts flexible toothed belts, ensuring stable and vibration free transmission

•All products in the series can be configured with single point triggering and continuous scanning probes

• YLength of shaft (crossbeam)1200mm~2000mm，Zshaft height1000mm~1500mm

• XThe axis length can reach5000mm

1Model features

PAL series coordinate measuring machine，The mechanical structure adopts a bridge movable type, with smooth movement, reliable accuracy, and beautiful appearance. It is currently a commonly used small and medium-sized measuring machine, widely used;
The workbench, crossbeam, and Z-axis are all finely ground from natural black granite, with low thermal expansion coefficient and small temperature variation. And ensure that the three axes maintain the same thermodynamic state and change linearly with temperature, avoiding deformation and distortion of the measurement space;
Fully enclosed three-axis design structure, pre-stressed air bearing wrap around design, bearing system adopts self-cleaning and small hole throttling technology to ensure high rigidity and large load-bearing capacity of the three-axis guide rail, ensuring zero wear and smooth operation;
The modular design structure of finite element analysis ensures stability while being extremely convenient for operation and maintenance; The integrated design of the entire machine improves its seismic resistance and mechanical accuracy, while ensuring good dynamic performance and long-term stability of the equipment.

1.host

PAL series coordinate measuring machineProvided effective measurement solutions for the field of metrology applications, improving detection efficiency and accuracy.

The PAL mechanical body three-axis guide rail is made of natural granite material, with low thermal expansion coefficient and stable low deformation. This has improved the overall system's ability to resist temperature changes and deformation/torsion, enhancing the stability of the spatial structure and reducing the impact of structural micro deformation, vibration, and temperature gradient changes on measurement performance. By utilizing the principles of finite element analysis and modular design in extensive computer-aided design, the bridge type mobile structure minimizes Abbe errors to the greatest extent possible. The fully closed air bearing design optimizes the repeatability and stability of the mechanical motion of each axis of the measuring machine;

2.Main structural features

lStructural form: The mechanical structure adopts a bridge moving type, and is designed with minimum Abbe error to obtainexcellentThe structure of the coordinate measuring machine is stable in motion, reliable in accuracy, and aesthetically pleasing in appearance; Modular design structure for finite element analysis ensures stability while facilitating operation and maintenance;

lStructural features: workbench, crossbeam, andThe Z-axis is finely ground from natural black granite, with low thermal expansion coefficient and small temperature change. Moreover, the unified material of the three axes ensures that they maintain the same thermodynamic state and change linearly with temperature, avoiding deformation and distortion of the measurement space and ensuring the linearity and stability of the overall spatial structure;

lThe integrated design of X-axis bearing guide rail and worktable improves the seismic resistance and mechanical accuracy of the machine, and ensures good dynamic and long-term stability of the machine equipment

lBearings: The three-axis system adopts a prestressed air bearing wrap around design, equipped with small hole throttling technology to ensure high rigidity and large load-bearing capacity of the three-axis guide rail, ensuring zero wear and smooth operation;

lFully enclosed three-axis design structure;

lThe transmission system adoptsImportFlexible steel wire synchronous belt transmission, no slip No noise, high flexibility;

lThree axis drive:DCC fully automatic control mode, driven by DC servo motor

lThe Z-axis balance system adopts a three coordinate measuring machine dedicated balance cylinder, which is stable and reliable, further ensuring the accuracy and safety of the measurement;

ladoptImportPrecision filtration and pressure regulation system, filtration accuracy0.01μm， Ensure the operational lifespan of the machine tool

IIHigh speed CNC system

PAL series coordinate measuring machineDedicated high-speed servo control system, the control system adopts DC servo drive measurement control，Support various motion control functions including scanning, measurement, etc., and support multiple probe systems,asCommonly used trigger type probes and non-contact probes. Adopting standard control protocols, modular design, large-scale integration of chips, simple structure, and mature control technology, the control system is efficient, high-precision, reliable, and safe.

The control system includes three-axis motion control, independent current closed-loop, speed closed-loop, and position closed-loop, achieving real-time, safe, and reliable motion control; The use of continuous motion trajectory interpolation technology and 3D vector drive technology ensures the detection accuracy of the measuring machine while running efficiently.

The control system consists of a logic control unit, a drive unit, and a power supply section. Adopting a universal approachAt the 32-bit digital signal locationcoreProcessor, realizing accidental collision protection for measuring heads, mechanical, electrical, and software limit, travel collision prevention and alarm, position following error monitoring, motion speed monitoring, main power supply alarm, power supply overvoltage and overcurrent alarm, driving unit high temperature alarm, manual emergency alarm, automatic fault and operation status prompt, recording, and querywaitMultiple automatic safety protection and alarm functions

The adjustment of the motion performance and parameters of the control system is implemented by the control software. During debugging, the motion control parameters, such as stroke range, speed, acceleration, gain, bias and other control parameter files, are adjusted to ensure that the control system and machine tool work in the optimal motion state.

lReal time control, the lower computer is32-bit main CPU microprocessor

lup and downbitThe machine adopts high-speed technologyUSB communication enhances anti-interference capability

lPID digital regulation, speed acceleration feedforward and feedback control

lGraphic trajectory display debugging software

lContinuous motion trajectory control, flight touch detection function

lMultiple ProtectionI/O controller

lallI/O adopts optoelectronic isolation technology to improve reliability

lReal time display of control status

lMicrocomputer multifunctional keyboard control box

Portable terminal control unit(Operation box), the operator can manually control the mechanical movement of the measuring machine, which can be used to control emergency situations, set the axis movement speed, and can also be set、Reset some status functions.

3、 Selection parameters