Novel numerical control machine tool error inspection tester
A technology of CNC machine tools and error checking, which is applied to metal processing mechanical parts, measuring/indicating equipment, metal processing equipment, etc. Parallel error, the effect of ensuring accuracy
Inactive Publication Date: 2012-05-30
DALIAN CHUANGDA TECH TRADE MARKET
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Problems solved by technology
The test device can be effectively used for error measurement of CNC machine tools, easy to use, easy to manufacture and debug, but the parallelism between the shaft of the device and the measurement plane cannot be guaranteed, resulting in the measurement data results including other interference errors other than the interpolation plane. Will adversely affect the measurement accuracy
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[0013] The specific embodiment of the present invention is described in detail in conjunction with accompanying drawing, base assembly 1 is fixed on the machine tool workbench, mainly plays a role of support and fixation, and the center of circle of the precision ball 1.7 on the base assembly 1 is the circle center of circular interpolation motion, for The base assembly 1 can be easily loaded and unloaded on the machine tool workbench, and the magnet 1.2 is installed under the base 1.1, which is adsorbed on the workbench by magnetic force. There is no processing force in the measurement process, and the magnetic force adsorption is very reliable. The base assembly I and the club assembly II are magnetically connected through the magnet 2.1 and the precision ball 1.7, and the club assembly II and the spindle connecting rod assembly III are connected together through the precision ball 2.10 and the magnet 3.1. Firstly, the base assembly I, the club Component II and spindle connec...
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The invention discloses a novel numerical control machine tool error inspection tester, which belongs to the field of numerical control machine tool precision detection equipment. A circle measurement instrument is a device which analyzes each precision performance of a machine tool by measuring the circular trajectory interpolation error of the numerical control machine tool. The circle measurement instrument comprises a substrate assembly, a ball rod assembly and a main shaft connecting rod assembly, wherein the substrate assembly which performs the action of supporting and fixing is fixed on a workbench; other devices are successively installed on the substrate assembly; the substrate assembly and the ball rod assembly are adsorbed and connected by the magnetism of a magnet and a precise ball; and the ball rod assembly and the main shaft connecting rod assembly are adsorbed and connected by the magnetism of a magnet and a precise ball. According to the device, the depth of parallelism of a rod body and a measured plane is improved, the novel numerical control machine tool error inspection tester has the advantages of high measurement precision and strong practicality, a PIC18F4550 module serves as a signal real-time acquisition core to improve measurement instantaneity so as to guarantee the high-speed circular trajectory interpolation measurement accuracy of the machine tool.
Description
technical field [0001] The invention belongs to the field of precision detection equipment for numerical control machine tools, and is a device for analyzing various precision performances of the machine tool by measuring the circular track interpolation error of the numerical control machine tool. Background technique [0002] With the continuous development of modern manufacturing industry, the importance of precision and ultra-precision machining technology has become increasingly prominent. As an important equipment in the manufacturing industry, CNC machine tools are also facing opportunities and challenges in the new era. Improving the precision of CNC machine tools is the key to improving the quality of CNC machine tools and enhancing market competitiveness. Analyzing the error of CNC machine tools has become the key to its development. Measurement technology is an important prerequisite for improving and compensating machine errors. Circular track measurement is a...
Claims
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IPC IPC(8): B23Q17/00
Inventor 董海
Owner DALIAN CHUANGDA TECH TRADE MARKET