Precision part constant-temperature machining system and machining method thereof

Abstract

The invention discloses a precision part constant-temperature machining system and a machining method thereof. The precision part constant-temperature machining system comprises a machining room, a numerical control machine tool, a constant-temperature cutting fluid supply system and environmental constant-temperature control systems, wherein the machining room forms an enclosed space; the numerical control machine tool is located in the machining room and provided with a spindle capable of rotating and moving, and the spindle is internally provided with a cooling duct; the constant-temperature cutting fluid supply system is connected with a spray head in the numerical control machine tool and the cooling duct in the spindle and provided with a structure for providing constant-temperaturecutting fluid for the spray head and the spindle; and each environmental constant-temperature control system is provided with a structure for maintaining the environment in the machining room at constant temperature. According to the precision part constant-temperature machining system, through the multiple temperature control structures, the environmental temperature, the spindle temperature andthe cutting fluid temperature remain constant during the machining process of the numerical control machine tool, the influence of different factor and temperature variation on the machining quality is effectively avoided, the machining requirements for high-precision parts are fully met, and the rate of finished products is greatly increased.

Description

technical field [0001] The invention relates to the field of machine tools, in particular to a precision parts constant temperature processing system and a processing method thereof. Background technique [0002] CNC machine tool is the abbreviation of numerical control machine tool, which is an automatic machine tool equipped with a program control system. The control system can logically process programs with control codes or other symbolic instructions, decode them, express them in coded numbers, and input them into the numerical control device through the information carrier. After calculation and processing, various control signals are sent by the numerical control device to control the movement of the machine tool, and the parts are automatically processed according to the shape and size required by the drawing. [0003] For various high-precision parts in the fields of aviation parts, precision electronics, medical equipment, etc., the processing accuracy is high, an...

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Problems solved by technology

[0005] However, these solutions only solve the temperature interference from a certain aspect, and in machine tool processing, the temperature requirements that affect the machining accuracy are various, such as the temperature of the environment where the CNC machine tool is located, the temperature of the coolant, the temperature of the workpiece, etc. All will affect the final processing accuracy, so a processing system that integrates various temperature elements is required to meet the processing requirements of high-precision parts

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