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How to detect check engraving machine precision - - Engraving machine _ _ _ _ CNC woodworking engraving machine engraving machine carving factory house

by:Transon     2020-07-17
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the engraving machine precision is ultimately depends on the precision of the machine tool itself, to ensure that the cutting accuracy of nc machine tools including geometric accuracy and precision. Nc machine tool, on the other hand, the stand or fall of various performance and nc function can play a normal will directly affect the normal use of machine tools. Therefore, woodworking engraving machine precision and performance test of the initial use of CNC machine tools and machine tool maintenance adjusted technical indexes of recovery is very important. Specific how to detect view engraving machine precision.





the precision of engraving machine





there are many factors that can measure the engraving machine performance, not only is the overall configuration of the machine, more important is the fitting precision of machine, these mainly reflected in the equipment of vertical degree between shaft, flatness, positioning accuracy, repetitive positioning accuracy and other parameters. Vertical degree between shaft mainly affect the size precision of workpiece, XY axis perpendicularity large is a rectangle is typical of a diagonal is not equal, the perpendicularity of the Z axis and XY plane is with flat bottom sword is typical of a large span larger milling plane, surface rough;





plane machining accuracy





there is a easy way to have a try. The use of programming software in a larger rectangle, and inside the rectangle do cut inside a circle. Use machine carved, use a ruler measure the rectangle diagonal are consistent. If the plane of the same machine precision is no problem, otherwise the machine precision is not qualified. Second check anaglyph processing precision of woodworking engraving machine, made a cameo knife road, anaglyph software set spacing smaller, layered sculpture. Ready to see whether smooth, and around the machine after relief level whether smooth connection. If there is a serrated edges, not suitable, the machine is the X axis precision errors, if relief appeared fault, the steps, then the Z axis has a precision of machine error.





main impact plate flatness, artifacts, the difficulty of the leveling. After the general machine assembly and debugging to carving machine surface milling flat, in order to ensure the flatness; Positioning accuracy affect the size error of workpiece, mainly depends on the precision of the leadscrew, compensation ability of the control system, the change of environmental temperature. When processing more than 300 mm, must consider the influence of the positioning precision of workpiece size;





geometric accuracy test





geometry accuracy test, also called static accuracy test, is the comprehensive reflection of machine tool head key parts after assembling the comprehensive geometric error. The detection requirements for woodworking engraving machine is higher. Commonly used detection tools have precision level, precision square box square, flat feet, parallel light pipe, dry table, micrometer and high-precision shaft holding, etc. The precision of the detection tools must be higher than the geometrical precision of the measured one level.





positioning accuracy of the test





the positioning precision of the carving machine is measured each coordinate axis in CNC machine tool system carrying system can achieve the precision of location. According to the positioning accuracy of the measured values, which can diagnose the precision of parts processing can be achieved after.





repeat positioning accuracy main influencing cutter machining, machining, etc. Engraving machine generally adopts roller screw drive, without crawling phenomenon, can realize micro feed. Repeated positioning precision mainly depends on the control accuracy. Rack drive of engraving confidential than screw drive of engraving machine precision is lower. Only mentioned the indicators are up to par can be regarded as a qualified woodworking engraving machine. These precision is restricted each other and influence each other, a substandard housing will affect another precision of the machine. If the machine is not standard, the precision processing of things must be not to talk about.
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