Precision parts for automatic lathes: Exploration and discovery

Automatic lathe precision parts refer to the parts with high precision, high quality and high performance manufactured by automatic lathe processing technology. These parts play a vital role in modern manufacturing.

Its characteristics are remarkable. First of all, the precision is very high, the precision of the machine tool spindle can reach 0.003mm, and the size control accuracy can reach 0.005mm, which can meet the needs of various high-precision equipment. Secondly, the surface quality is excellent, and the roughness of the parts (copper parts) can reach the minimum Ra0.04-0.08, so that it has good performance and stability in use. In addition, it has the processing ability of complex shapes, and can synchronize the processing of outer circle, spherical surface, conical surface, arc surface, step, grooving, drilling, tapping, die, embossing, cutting and other processes. All processing processes can be completed at one time.

The importance of precision parts of automatic lathes is self-evident. In the aerospace field, its high precision and high quality characteristics ensure the performance and safety of critical components of aircraft. In the automotive industry, they are an important part of the automotive engine, transmission system and other core components, and have a direct impact on the overall performance and reliability of the vehicle. In the electronics industry, precision parts provide support for the miniaturization and high performance of various electronic devices. In the field of medical devices, high-precision parts are related to the life and health of patients. In short, precision parts of automatic lathes are the basis for the development of many high-tech industries, and play an irreplaceable role in promoting the progress of manufacturing and improving product quality.

(1) Classification by function

• Transmission parts: such as gears, racks, etc., used to transmit power and movement.
• Connecting parts: including bolts, nuts, rivets, etc., play the role of connection and fastening.
• Shaft parts: like drive shaft, mandrel, etc., bear the function of rotation and support.
• Supporting parts: such as various bearing seats, brackets, etc., to provide support for other parts.

(2) Classification by material

Metals:

• Steel material: with high strength and good wear resistance, often used in the manufacture of heavy duty parts.
• Aluminum alloy: light weight, high strength, suitable for precision parts with weight requirements.
• Copper alloy: has good electrical and thermal conductivity, often used in electronic parts.

Non-metal:

• Engineering plastics: with corrosion resistance and insulation, suitable for parts in special environments.
• Ceramic material: high hardness, high temperature resistance, can be used for high demand wear-resistant and heat-resistant parts.

Different classification methods enable automatic lathe precision parts to meet a variety of complex industrial needs, providing a strong support for the development of modern manufacturing.

(1) Preparation of raw materials

• Raw material procurement: According to the specific requirements of the parts, carefully select the appropriate raw material suppliers to ensure the quality of raw materials and stable and timely supply. For commonly used metal materials such as steel, aluminum alloy, copper alloy, etc., the composition and performance should be strictly controlled; For non-metallic materials such as engineering plastics and ceramics, attention should be paid to their corrosion resistance, insulation, hardness and high temperature resistance.
• Raw material inspection: The purchased raw materials need to be inspected comprehensively and carefully, including appearance inspection, size inspection, chemical composition analysis and physical property testing, etc. Only raw materials that fully meet the requirements of parts manufacturing can be put into use.
• Storage of raw materials: Qualified raw materials should be stored in a suitable environment, pay attention to the control of temperature, humidity and other conditions, to prevent quality changes in raw materials, affecting subsequent processing.

(2) Processing technology

• Design and development: Before formal processing, it is necessary to carry out product design and development, including structural design, process route planning, process equipment selection. Fully consider the function, accuracy requirements and use environment of the parts, and work out the best processing plan.
• Process arrangement: According to the process route of the parts, reasonably determine the processing process and sequence. Through scientific arrangement, improve production efficiency and reduce production costs.
• Equipment preparation: Prepare the corresponding automatic lathes and supporting tools according to the processing procedures and parts requirements. Ensure normal operation of equipment, complete tools and accurate standards.
• Processing production: according to the predetermined process route and process, precision parts processing. In the processing process, it is necessary to strictly control the processing parameters, such as cutting speed, feed rate, cutting depth, etc., to ensure the accuracy and surface quality of the parts.
• Quality control: The whole process of quality monitoring and inspection, including size measurement, shape inspection, surface roughness detection. For unqualified parts, timely rework or scrap treatment.

(3) Surface treatment

• Electroplating: According to the needs of the parts, choose the appropriate plating process, such as galvanized, chrome plating, etc., to improve the corrosion resistance and beauty of the parts.
• Oxidation: The oxidation of aluminum alloy parts to enhance the surface hardness and wear resistance.
• Polishing: Through mechanical or chemical polishing, reduce the surface roughness of parts, improve the surface finish.

(4) Assembly and debugging

• Careful assembly: the machined parts are accurately assembled to ensure the coordination accuracy and smooth movement between the parts.
• Debugging and testing: comprehensive debugging and testing of the assembled product to verify whether its performance meets the design requirements.

Through the above rigorous manufacturing process and strict technical points to control, in order to produce high-quality automatic lathe precision parts.

(1) Detection methods

• Size detection: Using high-precision measuring tools, such as micrometer, vernier caliper, etc., to accurately measure the length, diameter, aperture and other dimensions of the parts to ensure that they meet the design requirements.
• Shape detection: The use of profiler, projector and other equipment to detect the outline shape of the parts, such as roundness, cylindricity, flatness, etc., to ensure the accuracy of the geometric shape of the parts.
• Position detection: Through the coordinate measuring machine and other tools, measure the position tolerance of the parts, including coaxiality, perpendicularity, parallelism, etc., to ensure the assembly accuracy between parts.
• Surface quality inspection: The use of roughness meter and other equipment to detect the roughness of the surface of the parts, while visually checking whether there are scratches, cracks, pores and other defects on the surface.

(2) Testing standards

• International standards: Follow the internationally common ISO series standards, such as ISO 2768, etc., to ensure that the quality of parts is recognized in the international scope.
• Industry standards: According to the specific standards of the industry, such as the relevant standards of the automotive industry, to meet the special requirements of different industries for parts.
• Enterprise standards: According to the characteristics of their own products and customer needs, enterprises develop internal standards higher than national standards and industry standards to improve product competitiveness.

In order to ensure the high quality of precision parts of automatic lathes, strict inspection methods and high standards are indispensable. Through scientific and reasonable testing methods and strict compliance with testing standards, unqualified products can be effectively screened to ensure that the quality of parts entering the market is reliable and meet the needs of customers.

(1) The automobile industry

In the automotive industry, precision parts of automatic lathes play a vital role. The key components inside the engine, such as valves, pistons and crankshafts, need to be manufactured with high precision to ensure the performance and reliability of the engine. For example, precision manufactured valves allow for precise control of intake and exhaust air, increasing combustion efficiency; The high-precision piston fits closely with the cylinder wall, reducing friction and energy loss. In addition, the gear, shaft and other parts of the transmission also rely on automatic lathe precision processing to ensure the smoothness and accuracy of the transmission, and improve the driving experience and fuel economy of the car.

(2) Aerospace industry

Precision and reliability of components are highly required in the aerospace sector. Precision parts of automatic lathes are indispensable in aircraft engine manufacturing, such as turbine blades, impels and other parts, whose complex shapes and strict dimensional tolerances can only be achieved through precision machining. The high-quality manufacturing of these parts guarantees stable operation of the engine under extreme conditions of high temperature, high pressure and high speed operation. At the same time, in the structural parts of the aircraft, such as wing connection parts, landing gear parts, etc., the application of precision parts ensures the overall strength and safety of the aircraft.

(3) Electronics industry

In the electronics industry, precision parts for automatic lathes provide support for miniaturization and high performance of various electronic products. For example, parts such as connectors and miniature motor shafts inside mobile phones require extremely high precision and surface quality to ensure the stability of signal transmission and the normal operation of the equipment. Parts such as hard disk drive shafts and chip radiators in computers also rely on precision machining to meet the requirements of high performance and high reliability. In addition, in the fields of communication equipment and smart wearable devices, the application of precision parts of automatic lathes is also increasingly extensive, which has promoted the continuous development of the electronics industry.

(1) Technological innovation

• Intelligent manufacturing: With the development of artificial intelligence and industrial Internet, the production of precision parts for automatic lathes will be more intelligent. Through sensors and data analysis, the production process is monitored and optimized in real time to improve production efficiency and product quality stability.
• Additive Manufacturing Technology Convergence: Combining additive manufacturing technology with traditional lathe machining enables the manufacture of precision parts with more complex shapes while reducing material waste and processing time.
• Nanotechnology applications: Advances in nanotechnology will make the surface treatment of parts more refined, further improving the performance and life of parts.

(2) Material innovation

• New alloy Research and development: Developing new alloy materials with higher strength, better heat and corrosion resistance to meet the needs of precision parts working in extreme environments.
• Composite applications: The use of composite materials in precision parts of automatic lathes will continue to increase, providing lighter, stronger and more functional parts.

(3) Market demand

• Personalized customization: With the increasing demand for product customization in the market, the customized production of precision parts of automatic lathes will become a trend to meet the specific requirements of different customers.
• Green manufacturing demand: In the context of increasing global environmental awareness, the demand for green and sustainable precision parts manufacturing will grow, driving companies to adopt more environmentally friendly production processes and materials.
• High-end market expansion: As the demand for high-precision and high-performance parts in various industries continues to rise, the market share of automatic lathe precision parts in the high-end manufacturing field will continue to expand.

(4) Industry challenges and opportunities

• Shortage of technical personnel: The rapid development of the industry requires a large number of professionals with advanced technical knowledge and experience, talent training and introduction will become an important challenge for enterprises.
• Increasing international competition: The global manufacturing industry is becoming increasingly competitive, and enterprises need to continuously improve the level of technology and product quality in order to occupy a place in the international market.
• Policy support: The government's support policy for the high-end manufacturing industry will bring development opportunities for the automatic lathe precision parts industry, enterprises should actively grasp the policy dividend, increase research and development investment and technological innovation.

In short, the future of automatic lathe precision parts industry is full of opportunities and challenges, enterprises only continue to innovate and adapt to market changes, in order to stand out in the fierce competition and achieve sustainable development.Get a quote