In the world of modern manufacturing, Computer Numerical Control (CNC) machining has revolutionized the production of precision mechanical hardware. One of the key applications of CNC machining is in creating stainless steel precision castings for the automotive industry. This article will delve into the various aspects of CNC turning parts for auto, including the material used, drawing formats, production process, surface roughness, treatments, inspection instruments, and its wide range of applications.
Stainless steel is the material of choice for CNC turning parts in the automotive sector due to its excellent mechanical properties, corrosion resistance, and longevity. The most commonly used stainless steel grades for precision castings in the auto industry include 304, 316, 410, and 17-4PH.
CNC machining services require precise and accurate engineering drawings to guide the manufacturing process. These drawings are typically provided in standard formats like DWG, DXF, or PDF. They contain all the essential details, dimensions, and tolerances necessary for creating the desired CNC turning parts.
The production process of stainless steel precision castings involves several steps:
Design: Based on the provided engineering drawings, the CNC programming is done to define the toolpaths for the machining process.
Material Preparation: Stainless steel stock material is selected and prepared for machining.
CNC Turning: The CNC machine's cutting tools are controlled by the computer to remove material from the stainless steel workpiece and create the desired shape and dimensions.
Finishing: Once the initial CNC turning is complete, additional processes like grinding, polishing, and deburring may be employed to achieve the required surface finish.
Quality Control: Throughout the production process, stringent quality checks and inspections are conducted to ensure the precision and accuracy of the CNC turning parts.
Surface roughness is a critical aspect of precision castings, especially for auto parts, as it affects friction, wear resistance, and aesthetics. The surface roughness is usually measured in terms of Ra (arithmetic average roughness) or RMS (root mean square) values. CNC machining can achieve various surface finishes, ranging from rough to mirror-like, depending on the application requirements.
After CNC turning, additional surface treatments like passivation, electropolishing, or coating may be applied to enhance corrosion resistance, appearance, and overall performance.
Accurate inspection instruments are vital to ensure the quality and precision of CNC turning parts. Commonly used inspection instruments include Coordinate Measuring Machines (CMM), optical comparators, surface roughness testers, calipers, micrometers, and height gauges. These instruments help measure dimensions, tolerances, and surface characteristics of the precision castings.
CNC turning parts find wide applications in the automotive industry, including but not limited to:
The use of CNC machining in the automotive sector ensures the production of high-quality, reliable, and precise components that contribute to the overall performance and safety of vehicles.
| Product name | Cnc Machining Service CNC Turning Parts Mechanical Hardware Stainless Steel Precision Castings For Auto | |
| Production Equipment | CNC, Milling Machine Processing, CNC Lathe Processing,CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding | |
| Material | Aluminum: 2000 series, 6000 series, 7075, 5052, AL 6061-T6, 6063, 7075-T etc. Alloy Steel: 1214L/1215/1045/4140/SCM440/40CrMo |
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| Drawing format | STEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples. | |
| Production Process | Raw material incoming inspection→Drawing Confirmation→Machine Setup→Trial Production→Sample quality check and confirmation→Mass production→Final Inspection→Packing→Ready to Ship | |
| Finish | Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc. |
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| Application | Auto Parts, Hydraulic Hoses, Oil Machinery, Geological Drilling, MotorCycle, Bycycle, Agricultural Machine Parts, Engineering Machinary, Fastners. | |
| Surface roughness | Ra 0.1~3.2 | |
| Surface Treatment | Grinding, Polish, Deburr, Painting, Galvanization, Chrome Plating, Anodization treatment etc | |
| Inspection | 100% Dimensional Check 100% Visual Check Mechanical Properties Inspection, Internal Lab test report or Third Party Inspection Report. |
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| Inspection Instrument | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge |
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| Tolerance | Customer's Drawing Request | |
TORICH is an enterprise that has been producing precision steel pipes and steel pipe processing for over 20 years, with a factory area of approximately 20000 square meters
The main products produced are carbon steel and alloy steel grade seamless steel pipes, welded precision steel pipes, DOM steel pipes, seamless and welded stainless steel pipes.And our separate workshop also produce machined cast iron parts and cast steel parts, as well ad customized precision parts and difficult precision parts. Our strength is with in our ability to produce metal parts of higher quality control in an integrated process, from mapping and mould design, to casting, forging, machining, heat treatment, surface treatment, assembly and testing.
TORICH team is familiar with the quality requirements and process standards of precision parts and steel tubes of leading industrial companies at home and abroad, constantly optimizes the production and management level, and constantly looks for like-minded excellent suppliers, which enable us to reduce the production cost and have a comparative advantage over many of our competitors.
In the field of processing, TORICH has 18 sets 4-axis/3-axis CNC machines and over 30 sets of CNC lathers. The machining center is capable of machining 1100x600x800mm parts and the CNC lathes are capable of processing 550x1500mm parts. We specialize in machining stainless steel, alloy steel and other hard metals, as well as carbon steel, aluminium, and copper, with a dimensional accuracy of 0.01mm.
As of 2023, TORICH has perfectly cooperated with more than 50 countries, including Russia, India, Australia, the United Kingdom, France, the United States, Canada, Brazil, and Egypt. Quality and reputation are always our first concerns, with the aim of well serving every customer who trusts in us. TORICH looks forward to partnering with customers all over the world.
Our products are sold all over the world, you can rest assured.
