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CNC Machining 101:An Essential Introduction into the World of Computer Numerical Control

In a world that revolves around cutting-edge technology,Computer Numerical Control (CNC),is changing the landscape of industries. From manufacturing to product development and design,CNC machines have become unequivocally vital. In our quest to equip you with relevant insights,this blog lives up to that objective,introducing you to the nuts and bolts of the fascinating world of CNC machining.

The Advent of CNC Machining

When one traces the history back to where it all started,it's obvious that CNC machining signifies more than just an innovative trend. Born out of a need for efficiency,accuracy,and precision,its advent was nothing short of revolutionary. The concept of CNC machinery took root in the 1940s and 50s with the desire to improve upon traditional,manual machine methods.

Punch cards were initially used to control machine tools. However,in the late 1950s,an integrated system leveraging computer astonishingly converted designs into numbers. These numbers would then control the movement of the cutter,which led to the birth of CNC and reshaped the manufacturing industry.

Understanding CNC Machine Basics

A CNC machine is a device that uses Computer Numerical Control to perform complicated milling,drilling,and cutting tasks. Back in the day,such tasks would be completed by hands,requiring a high skill level and quite some time. However,CNC machines have automated these responsibilities. What makes CNC machines unique is their ability to work with a high level of precision,and without any need for rest,repeatedly – day in,day out.

Applications of CNC Machines

Industry applications of CNC machines vary widely,eclipsing limited use. They are used to manufacture metal and plastic parts,wooden products,and even more. The automotive industry,aerospace,military,healthcare,you name it,CNC machines have made their mark. Due to their speed,precision,and flexibility,CNC machines are ideal for making prototypes,providing a quick turnaround to product design teams and saving voluminous amounts of time and costs.

Types of CNC Machines

There are numerous CNC machine types,each with unique features. However,they share a common thread:a commitment to precision,efficiency and consistency. Some of the most common types include:

1. CNC Mills:These are perhaps the most common type of CNC machines used today. They function using computer controls to cut different materials across multiple axes.

2. Lathes:These machines are capable of shaping the workpiece by rotating it against a cutting tool. They're perfect for creating complex designs that would be impossible to achieve manually.

3. Plasma Cutters:Plasma cutting machines are used to cut through electrically conductive materials using a jet of heated plasma.

4. Electric Discharge Machines (EDM):EDM uses electrical discharges or sparks to cut or shape hard metals and materials. It's ideal for working with materials that are difficult to work with conventional cutting tools.

CNC Programming

CNC machines are operated through a coded programmed instruction known as G-code. G-code controls the features of a machine,such as speed and trajectory. The coded instructions are written and stored on the machine's controller,which then guides the machine to perform the tasks efficiently and precisely.

The Future of CNC Machining

Examining the continual advancement of technology alongside the modern need for precision and efficiency,the future holds significant promise for CNC machining. Technologies such as AI,machine learning,and IoT are being gradually incorporated into CNC machining,further raising the bar in terms of productivity and precision.

As we stand on the brink of the fourth industrial revolution,one thing is clear:CNC machining is here to stay. As we continue to progress into a world that is becoming more entrenched in digital advancement,the value of CNC machining is only set to increase.

So,join us on this ride and watch as we unfold how even more innovations will spearhead the application,efficiency,and scope of CNC machinery.

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On demand manufacturing online CNC Machining Services

If you need custom machined parts with complex geometries, or get end-use products in the shortest possible time, sigma technik limited is good enough to break through all of that and achieve your idea immediately.

  • One -to-one friendly service
  • Instant quota within couple of hours
  • Tolerances down to +-0.01mm
  • From one -off prototypes to full mass production
Mission And Vision

OUR SERVICES

CNC Machining

Equipped with 3-4-5 axis CNC milling and CNC turning machines, which enable us to handle even more complex parts with high precision.

Rapid Injection molding

Low investment, fast lead time, perfect for your start-up business.

Sheet metal

Our talented sheet metal engineers and skilled craftsmen work together to provide high quality custom metal products.

3D Printing

We offer SLA/SLS technologies to transform your 3D files into physical parts.

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About Us

What can we do?

Sigma Technik Limited, as a prototype production company and rapid manufacturer focusing on rapid prototyping and low volume production of plastic and metal parts, has advanced manufacturing technology, one-stop service, diversified manufacturing methods, on-demand manufacturing services and efficient manufacturing processes, which can provide customers with high-quality, efficient and customized product manufacturing services and help customers improve product quality and market competitiveness.

CNC Machining Case Application Field

CNC machining is a versatile manufacturing technology that can be used for a wide range of applications. Common examples include components for the aerospace, automotive, medical industries and etc.

Automotive components

Aerospace components

Medical components

Metal and plastic processing

Clear optical prototype for CNC machining

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CNC Machining FAQs

Get the support you need on CNC machining and engineering information by reading the FAQ here.

It may be caused by unstable processing equipment or tool wear and other reasons, so it is necessary to check the equipment and tools in time and repair or replace them.

It may be due to severe wear of cutting tools or inappropriate cutting parameters, which require timely replacement or adjustment of cutting tools or adjustment of machining parameters.

It may be caused by programming errors, program transmission errors, or programming parameter settings, and it is necessary to check and modify the program in a timely manner.

It may be due to equipment imbalance or unstable cutting tools during the processing, and timely adjustment of equipment and tools is necessary.

The quality and usage method of cutting fluid can affect the surface quality of parts and tool life. It is necessary to choose a suitable cutting fluid based on the processing materials and cutting conditions, and use it according to the instructions.

It may be due to residual stress in the material and thermal deformation during processing, and it is necessary to consider the compatibility between the material and processing technology to reduce part deformation.