One of the must-have pieces of equipment in the shop when it comes to working with sheet metal with precision is the press brake. Understanding how to operate a press brake may be considered a fundamental skill for new metalworkers; however, this is also a necessity for the pros in the business in order to create clean, exact bends. This guide will give a complete introduction to the world of press brakes, focusing on the primary methods, tools, and tips you need to master in sheet metal bending, right from choosing the suitable press brake for you to dealing with problems that may arise along the way, so that your metalworking projects will really run smoothly, and give you better results.
Introduction to Press Brakes
A press brake is a machine used to bend sheet metal into a variety of profiles and angles. A matrix of force and precision is exerted to force the metal onto a die set to create a bend. Press brakes, whether hydraulic, mechanical, or electric, suffice the requirements of any trade with different levels of precisions. Press brakes prove to be the most important of all tools in metal fabrication as shaping and forming metal components require high accuracy and speeds.
What Is a Press Brake?
In the metal fabrication process, a press brake bending tool is a complex machine that can be used to bend either sheet or plate metal. The usual operation consists of pressing force on a workpiece using a knife and a die to obtain an angle or shape, respectively. By means of modern technology integrated into today’s press brakes, fabricators are able to double their capacity and earn efficiency in producing complex and highly precise parts.
Press brakes are generally classified as hydraulic, mechanical, pneumatic, or electric. Each of these types has its own benefits depending on the tonnage and precision of the work. For example, a hydraulic press brake is known for being reliable and versatile, and can usually provide a very high tonnage for very heavy work. Electric press brakes are considered much better with energy efficiency and very precise work, ideal for doing smaller work that needs a lot of details.
Key Details and Data:
Bending Capacity: Most press brakes will feature capacities that range all the way from just a few tons up to several thousand tons. The heavy machines will be given to ignoring anything to thicker and larger metal sheets.
Accuracy: Latest details hold CNC technology with which we may arrive at dust-a-millimeter kind of accuracy; this could be of importance to aeronautical and automobile industries where accuracy is a parameter of critical importance.
Productivity: Increase in production might be realized by a good margin when advanced models with automatic functions such as robotic tool changing and adaptive bending come into play at the manufacturing forefront.
Energy Efficiency: Up to 50% less energy is consumed by an electric press brake when compared with traditional hydraulic ones. This, in turn, saves cost and promotes sustainability.
They are a tool for making the lives of people easier in construction, automotive manufacturing, and appliance production sectors. The introduction of intelligent reasoning systems has paved the way procedure evolution, allowing them to be applied in a level of creation unattainable for modern fabrication.
How Press Brakes Work
Press brakes function together with high levels of force, precision, and technology in bending and shaping sheet metal into desired forms. There are two principal components: a punch and a die. The punch, sitting on the upper beam, goes down to press the sheet metal against the die, which is attached to the lower beam. Huge forces are then applied to achieve the required angle of bend on the metal.
Some excellent examples of precision would be how the modern press brakes make use of sophisticated hydraulic, mechanical, and electric systems to control the motions of the punch with a great degree of accuracy. Electric press brakes, for instance, employ servo-electric technology wherein force is generated through a belt and pulley system, promotion efficiency and speed over hydraulic ones. The inclusion of precision sensors and CNC (Computer Numerical Control) technology ensures programs with inputs capable of performing the same operation within a ±0.01 millimeter tolerance.
According to industry data, advanced press brakes exert forces well beyond 300 tons for larger and more heavy-duty applications. Besides that, modern press brakes come with simulation and 3D modeling software that allows the operator to visualize the bend in advance and verify the bend accuracy before any bending is done, effectively reducing errors and wastage. These advancements increase operator efficiency, cut down on production costs, and in turn build up on the efficiency of manufacturing as expected today.
Importance of Press Brakes in Metalworking
With their precision, versatility, and ability to deal with complicated bending, press brakes are certainly some of the prime machines in metalworking. These machines are employed throughout construction, automobile, aerospace, industrial products manufacture, and fabrication industries to produce a whole range of products and components. Their capacity to form metals into correct angles and shapes make them able to be employed for the precise design and engineering requirements of modern manufacturing.
What makes press brakes so important is their ability to work with an array of materials, including steel, aluminum, and stainless steel-thicknesses ranging from thin sheets to heavy-duty plates. According to recent reports, many of the high-performance press brakes are rated at capacities exceeding 1,000 tons, suitable for handling even more complex industrial applications. Moreover, considerable innovations took place in metalworking with the appearance of CNC technology on press brakes. Operators can program in precise measurements and sets operations that are repeatable with CNC systems, thus dramatically lessening the set-up time.
As per the 2023 industry survey report, companies that employ advanced press brakes with automation features reduced production time by 30% and material waste by 20%. Modern press brakes, on the other hand, when used with safety systems like laser guards and real-time feedback sensors will reduce risk levels and ensure safety interlocking standards are complied with.
The use of press brakes in high-quality manufacturing also facilitates scalability and customization. Through the latest technologies, these firms are capable of responding to batch production and customized design, thereby providing solutions for particular needs of the clients. The constant upgrades to press brake functions highlight the importance of press brake as a foundation of an efficient and accurate metalworking process.
Main Components of a Press Brake
A press brake basically consists of various components such as the frame, ram, bed, backgauge, and tooling. Accessories support the frame, the ram moves downwards to press into shape, and the bed provides the surface where the materials are placed. The backgauge accurately locates the materials while the tooling comprising punches and dies creates the shape of the workpiece.
Understanding the Punch and Die
The punch and die are the pivotal elements of the press brake machine, with the two binding the metal to form the required shape. The punch, being harder steel usually, comes down into the die placing the material to be shaped. Dies are provided in many shapes: V-dies, U-dies, or even customer-specific profile dies, depending on exactly what bend, shape, or radius is required from the workpiece.
Modern press brake evolution has seen the introduction of CNC-controlled press brakes allowing the punch and die with very high precision and high repeatability. It is said that a CNC press brake can give positional repeatability to within ±0.0004 inches (±0.01 mm) of tolerance. Greater accuracy means less wastage of materials and thus increased efficiency in production.
There have also been the introduction of quick-change tooling systems, which allow operators to swap punch and dies in rapid succession, minimizing downtime. For example, segmented tooling that offers the ability to do complex bends, box shaping, or forming processes could of course offer a level of versatility in the manufacturing process. In responding to the needs of modern manufacturing, the punch-and-die system continues to evolve with innovations such as automatic tool changers and real-time force monitoring.
Important Mechanisms of the Press Brake Machine
A press brake machine essentially relies on a series of mechanisms which co-operate in the performing of exact metal forming works. These mechanisms constitute the hydraulic or electric drive systems, control unit, and the punch and die assembly. Modern press-braking machines employ servo-electric drives or hydraulic systems that feed power to and guide the uniform and accurate movement of the ram. These systems deal with heavy pressures, averaging 50 to even 1,000 tons and above, depending upon capacity and requirements.
Also, there are advanced CNC units that are now standard, which allow the operator to program complex bending sequences with ease and monitor the operation as well. Some of the new models, for example, have the capability of assuring a positioning accuracy of around ±0.0004 inches to provide utmost precision. Back gauges come handy in aligning materials, thereby supporting proper positioning and repeatability; many systems now have gauges with six or more axes of movement for added versatility.
Another modern improvement includes real-time monitoring of forces coupled with adaptive bending programs that allow the machine to vary its pressure and angles depending on the variances in the material itself. This reduces material waste and hence guarantees consistency throughout production. On the basis of a collection of these technologies, the press brake system is becoming more efficient and adaptable and is responsive to the testing demands for precision and productivity placed in the automotive, aerospace, and construction industries.
Control Systems in Modern Press Brakes
Modern control systems in press brakes consist of technologies geared toward enhanced accuracy, friendly interface, and production efficiency. They include computer numerical control technology that leads to accurate control of the bending angle, back gauge position, and tonnage. Present-day statistics state that CNC-enabled press brakes have an accuracy in the order of plus or minus 0.0004 inches, thus becoming the go-to solution within industries and disciplines where tolerances are very stringent.
These modern systems come equipped with touchscreen panels and graphical user interfaces (GUIs) that enable semi-skilled operators in quickly programming the increasingly complex bending sequences required nowadays. Their ability to communicate via Ethernet and Wi-Fi means that these press brakes can be integrated into the centralized production system from where they can be monitored and analyzed. For instance, cloud integration can be specifically exploited to support a remote group in troubleshooting issues, thereby halving the downtime.
Further, with many modern press brakes incorporating AI-based algorithms for predictive maintenance, the wear rate on components is tracked, and operators are notified well in advance of any pending failure. Industry studies claim this predictive approach could extend machine life by around 20% and optimize production scheduling. This, along with advanced control systems and intelligent monitoring, plainly demonstrates how modern press brakes have continued evolving to take on the challenges present in a demanding manufacturing environment.
Press Brake Types
Generally, four major types; namely, mechanical, hydraulic, pneumatic, and electrical. Each type of press brake is used for a special purpose, although the hydraulic press brake exists as the most common type due to its accuracy and strength.
The Different Types of Press Brakes Explained
Mechanical Press Brakes
Mechanical press brakes-run on a flywheel that is energized by an electric motor. They used to be more popular due to their simplicity and reliability but with the passing of time, it is now about to become rare. Whereas they might be fairly cheap and good for comparatively simple jobs, they lack accuracy and versatility when compared with the newer kinds.
Hydraulic Press Brakes
Widely used throughout the manufacturing industry, hydraulic press brakes offer a balanced compromise of power and precision. They use hydraulic cylinders to exert very consistent force throughout the bending operation. Modern hydraulics often have sophisticated controls, including CNC (Computer Numerical Control), and are capable of precisely programming their bending angle and materials. Based on recent sources, it is widely accepted that industries prefer hydraulic press brake systems because of application of materials needing high tonnage and working with heavy materials.
Pneumatic Press Brakes
Pneumatic press brakes use some compressed air to exert the necessary force for the bending operation on the metal. These machines are best for lighter work and operations requiring high speed. Nevertheless, they are less powerful than their hydraulic counterparts and are better suited either for bending thinner materials or for lower-volume production work. Recent advancements in technology have improved their energy efficiency, hence contributing to the lowering of their operational costs.
Electric Press Brakes
One of the youngest types in the field is electric press brake, operated with servo motors. These machines stand for high accuracy coupled with energy efficiency and the capability of performing complex bends at really fast speed. A recent market survey shows an increasing trend favoring the use of electric press brakes in industries that consider eco-friendly solutions because these presses consume less energy when compared with hydraulic ones. Due to their scalability and accuracy, they are best suited for high-tech applications such as aerospace and electronics manufacturing.
How these pressure brakes meet various manufacturing needs differs a lot with their selection which depends largely on the requirement of the particular operation-whether power, speed, efficiency, or flexibility.
Comparing Mechanical and Hydraulic Press Brakes
Mechanical press brakes differ from hydraulic ones in terms of speed, precision, power, maintenance, cost, and energy efficiency.
| Key Point | Mechanical | Hydraulic |
|---|---|---|
| Speed | Faster | Slower |
| Precision | Lower | Higher |
| Power | Less | More |
| Maintenance | Simple | Complex |
| Cost | Lower | Higher |
| Efficiency | High | Moderate |
Advantages of CNC Press Brakes
CNC (Computer Numerical Control) press brakes have brought much consideration about modern metal fabrication processes with their precision, versatility, and efficiency. These advanced machines integrate digital technology to allow precise control over bending operations, thus providing an edge compared to the older mechanical and hydraulic press brakes.
Improved Accuracy
CNC press brakes use programmable controls for exact and repeatable bending angles. With tolerance requirements commonly down to ±0.01 mm this makes them suitable for industries demanding highly detailed and repeatable components such as aerospace and electronics.
Rapid Results and Productivity
They reduce changeover time owing to the automatic programming and setting of tools. Some of the latest machines can achieve a changeover reduction of up to 80% faster production. Also, since CNC press brakes can store multiple programs for different jobs, they are also very efficient for repeat jobs.
Flexibility in Design
These machines are able to accommodate complex bends and more intricate metal designs that traditional systems cannot manage. The operator can upload CAD drawings for direct production, providing a clean transfer from design to output.
Less Material Wastage
Areas such as saving potential of material based on exact and optimized operations guarantee CNC press brakes with fewer mistakes and less waste, often up to 10-20% materials, thus saving total production costs.
Ease of Use
Modern CNC press brakes provide intuitive interfaces that make even complex fabrication tasks easy to operate. This, in turn, decreases the demand for highly skilled operators, lowering their training costs and times.
Energy Efficiency
Compared to the older systems, CNC press brakes come forward to be more energy-efficient due to modern servo-driven technology. For example, savings of over 50% are possible on energy consumption with a servo-electric CNC press brake against a traditional hydraulic press brake.
Durability and Low Maintenance
With good components and advanced diagnostics, CNC press brakes sustain durability and low maintenance, thus limiting downtime and saving costs over the longer term.
By integrating cutting-edge technology and interesting features, CNC press brakes sit among the most important pieces of machinery for modern manufacturing so that industries can meet ever-tightening needs for accuracy, efficiency, and scalability. Further joining scientific advancements suggest that these machines shall become an even greater asset for industries seeking to level their performance with cost-effectiveness.
Applications of Press Brakes in Various Industries
Owing to their general metal-forming application, press brakes operate extensively in many industries. From automotive to aerospace, and to construction and appliances for example, I have witnessed these machines passing through these industries. The main tasks of these machines include precise bending and shaping of metal parts. Hence, from car manufacturing to architectural structures, these machines are required everywhere.
Sheet Metal Fabrication
Sheet metal fabrication is the process through which metal sheets can be cut, bent, and put together into either shapes or components needed. Paired with newer technologies like CNC press brakes and laser cutting, the whole process is made efficient and scalable with precision. Market studies show that the global sheet metal fabrication services market is expected to rise from USD 15.73 billion in 2023 to USD 20.76 billion by 2030 at a CAGR of 4.0%.
Among the many factors driving growth is the increased demand for lightweight and durable materials in automotive and aerospace sectors, where sheet metal components serve the dual purpose of reducing overall weight while maintaining structural integrity. Fabrication methods have gone far in the past years due to innovations like robot automation and AI-aided design software, thus improving productivity and accuracy; for example, automated press brakes can greatly reduce errors while producing very complicated metal parts much faster than ever.
There has also been a recent increase in interest in sustainable sheet metal fabrication methods. For instance, these efficient techniques such as laser cutting produce less waste than do the traditional ones, and efforts to increase recycling rates for materials also reduce environmental impacts. These improvements contribute towards increasing operability while being in-line with the global sustainable manufacturing goals.
Automotive and Aerospace Industries
The automotive and aerospace industries depend heavily on developments in sheet metal fabrication to meet their rigorous standards and operational demands. Recent developments have reshaped production processes, including integration of 3D metal printing and automated laser cutting. The global automotive sheet metal market is expected to reach $120 billion by 2030, growing at a CAGR of 4.5% from 2023, meaning the ever-growing demand for lightweight and durable materials.
Similar fabrication methods are being promoted in aerospace since the weight reduction of aircraft could contribute to better fuel economy. Hydroforming and CNC machining are some of the modern fabrication technologies. Industries look toward precision and sustainability to ensure the complex manufacturing process of components with minimum wastage of raw materials and energy.
Construction and Architecture Applications
Owing to technological evolution and a new wave in urbanization, construction and architecture are experiencing rapid growth. A very prominent feature of modern building design is the usage of lightweight sheet metal components that provide structural integrity and visual appeal. These metals are primarily favored for their corrosion resistance, flexibility, and strength: aluminum, stainless steel, and galvanized steel.
A recent piece of industry data puts the Indian construction sheet metal market at $151.5 billion by 2030, with a CAGR of about 4.6 percent between 2021 and 2030. This momentum is generated by demand for energy-efficient buildings, highways infrastructure projects, and green building materials.
These advancements are indicative of how systems like 3D metal printing and laser cutting are transforming sheet metal into a tool for architectural design. The tools allow for highly complex and customized designs that enable architects to literally put with precision and creativity. Thus, the end goal toward sustainability pushes the industry to look into innovative practices, which include recycling materials and minimizing carbon footprints through efficient manufacturing processes.
All these developments reconfirm that construction is traditionally sheet metal-based; however, the modern new-age sheet metal is an essential ingredient for architectural design, which thus sustains itself.
Recent Advancements in Press Brake Technology
Even though the press brake technology in itself has been practically achieving greater precision with an even greater degree of speed, the recent press brake developments are really aimed at precision, efficiency, and ease of operations. Hence, these presses are now tied in with automated systems that guarantee rapid and accurate bending processes; the use of CNC controls that make the operator more accurate; tooling materials and designs that have developed to make the tooling more durable and flexible for a wider range of applications. All of these enhancements serve to streamline operations, mitigate errors, and uphold present-day manufacturing needs.
Innovations in Bending Sheet and Plate
With the introduction of cutting-edge technologies and the improvement of various performance indicators, the bending of sheets and plates has undergone recent innovations that have revolutionized the manufacturing industry. One in these advancements is the inclusion of AI and machine learning in press brake systems for predictive maintenance and optimization of production lines. Recent data projections show that due to these technology interventions, the global CNC bending machine market may keep a CAGR of 6.3% up to 2027.
The other most notable thing introduced by advances in technology is the adaptive bending system, where the system is set up to describe, in real-time, the forces needed and their alignment adjustments. This method in consequence benefits in reducing material wastes and improves the quality of product consistency. On the other hand, tooling made from ultra-high strength materials like tungsten carbide and heat-treated steels have sought the challenge of demanding bends while maintaining durability. These tools now allow tighter radii and less springback in the bend, which are key requirements in applications that require higher specifications, e.g., aerospace and automotive manufacturing.
Anyhow, energy-efficient hydraulic and electric drives are also active features of the new-age bending machines. Reduction in operating costs becomes an incentive to sustainability. Moreover, from pre-bending to design confirmation, the modern software achieves exact 3D simulation, whereby reckoning a solid reduction in massive trial and error iterations at the workshop.
In general, these technology innovations thus are taking the industry toward better levels of precision, productivity, and cost efficiency. The amalgamation of smart automation and high-performance materials is going to define the future of sheet and plate bending processes such that manufacturers will be able to comply with newer industry standards and customer demands.
Incorporation of Smart Technology in Modern Press Brakes
The integration of smart technologies into modern press brakes serves to revolutionize metal forming so manufacturers can enjoy efficiency and precision at levels unexperienced before. The most notorious advancement is the incorporation of CNC systems: now, press brakes can automatically alter bending sequences, bending angles, and back gauge positioning, thus improving consistency in every batch of production and reducing human error.
With the advent of connectivity via IoT, new lines of innovations come to press brake operations, machine monitoring, and predictive maintenance. Smart sensors programmed to track the wear and tear of vital components could place techniques on alert before they malfunction. This brings forth substantial cuts in downtime maintenance costs. Research indicated unplanned downtime could be decreased by as much as 30% with IoT-enabled press brakes, while the overall equipment effectiveness (OEE) is improved by 20%.
Another advanced integration for innovation is through advanced software. Using AI-powered simulation tools, manufacturers can now visualize bending operations virtually before the shop floor carries out operations physically. These systems calculate the best bending sequence and material flow so as to minimize the waste of materials and maximize production time by about 15%. For example, solutions such as LVD’s CADMAN and Trump’s TruTops offer all-encompassing options from design through to production.
Automated press brake systems coupled with robotic systems are also gaining increased popularity. Besides streamlining repetitive tasks, such systems increase safety by minimizing direct human interaction with machinery. Industry studies reveal that automation in press brake operations can enhance production throughput by 40%.
The basis for the greener and price-effective options lies in smart technology.
Eco-Friendly Press Brake Solutions
The metal fabrication industry is undergoing a slow transformation to higher sustainability, wherein modern press brake solutions favor ecological design and operations. One big advancement is in hybrid and electric press brakes that massively conserve electricity. For example, owing to the fact that all-electric press brakes don’t require continuous power to be supplied to a hydraulic pump, they use up to 50 percent less power than hydraulic ones. Also, these machines generate much less heat and noise, making for a rendering towards a sustainable and nurturing environment.
New developments include also servo hydraulic systems, which guarantee more efficient use of oil and keep energy demands low. The reports show that these system applications could cut down an additional 30% of energy consumption, hence making it quite the favorite for companies who want to reduce their carbon footprint. The integration of IoT and AI also points at greatly monitoring and optimizing the energy consumption further on, gaining additional operational efficiencies.
Global trends show also that use of recyclable and biodegradable hydraulic oil in press brakes has noteworthy implications for reducing the environmental impact of maintenance practices. Statistical data from recent studies points out that companies implementing these sustainable technologies can reduce waste outputs by 20%, in conjunction with cost savings over the course of the machine’s life.
The environment-friendly press brake solutions are beginning to address environmental concerns, but this also opens a channel for manufacturers to stay ahead of changing regulatory frameworks and customer demands for sustainable products. Thus, companies adopting these technologies are some of those who will set the stage for greener production processes while equally raising the bar in productivity and precision.
Reference sources
1. An Autonomous System Design for Mold Loading on Press Brake Machines Using a Camera Platform, Deep Learning, and Image Processing
- Authors: Muhammet Üsame Öziç et al.
- Journal: Journal of Mechanical Science and Technology
- Publication Date: August 1, 2023
- Key Findings:
- The study presents a design for an autonomous system that enhances the functionality of press brake machines by integrating deep learning and image processing technologies.
- The system aims to automate the mold loading process, which is traditionally manual, thereby increasing efficiency and reducing human error.
- Methodology:
- The authors utilized a camera platform to capture images of the molds and employed deep learning algorithms to identify and load the correct molds onto the press brake machines.
- The effectiveness of the system was evaluated through experimental setups demonstrating improved operational efficiency(Öziç et al., 2023, pp. 4239–4247).
2. Modeling of Stainless Steel Bending Force on CNC Press Brake
- Authors: Hasan Cinac, Sanel Gredelj
- Journal: IOP Conference Series: Materials Science and Engineering
- Publication Date: December 1, 2023
- Key Findings:
- This paper analyzes the bending force required for stainless steel processing on CNC press brakes, which is crucial for optimizing the bending process.
- The study highlights the challenges in determining the bending force experimentally and proposes a mathematical model for predicting the force based on various parameters.
- Methodology:
- The authors employed a design of experiments approach, varying parameters such as material thickness, bending angle, and bending line length to derive a nonlinear mathematical model for bending force(Cinac & Gredelj, 2023).
3. Investigation of Energy Efficiency of Servo Motor Drive Hybrid Press Brake System: A Comparative Study with a Traditional Application
- Authors: Özkan Pehlivanoĝlu et al.
- Journal: Transdisciplinary Journal of Engineering & Science
- Publication Date: November 16, 2022
- Key Findings:
- The study compares the energy efficiency of a servo motor-driven hybrid press brake system with traditional hydraulic systems, revealing significant energy savings.
- The results indicate that the hybrid system can achieve up to 54% energy savings over conventional systems during operation.
- Methodology:
- The authors conducted experimental investigations on both systems, measuring energy consumption and operational efficiency across multiple cycles(Pehlivanoĝlu et al., 2022).
Frequently Asked Questions (FAQs)
What is a press brake machine?
A press brake is a special machine used in the metal bending process to create a desired bend on sheet metal. It uses a punch and die set to form accurate bends, giving fast and precise fabrication of metal plates.
How do press brakes operate?
By applying a bending force to a piece of sheet metal through a punch coming down onto the metal over a lower die, the press brake may be used for variations of bending processes-the tooling design and the angle desired defines the bending process from air or bottom bending.
What type of press brakes exist?
As many types as there are, some examples include hydraulic brakes, servo press brakes, and mechanical press brakes. Each of them has weighty arguments for its own choice depending on particular bending requirements, such as the thickness of the material and the intricacy of bends needed.
How is the tonnage of a press brake calculated?
The tonnage determines the press brake’s load limits, so that the press brake can be able to withstand the bending forces exerted by a specific metal during its operations. The necessary tonnage is largely determined by factors such as the thickness of a sheet of metal and the type of bend it is undergoing.
What is press brake tooling used for?
Press brake tooling is used for different bends and shapes in metal and consists of the punch and die set. Selection of the proper tooling and correct die design are very imperative to precision sheet metal bending and to the quality of the finished product.
What should I take into account when selecting a press brake?
Considerations in selecting the right press brake are: regarding what metals you will be bending-their thickness, the complexity of the bends involved, and how accurate they need to be. It should also work within the load limits of the highest tonnage of the press brake, and whether features such as synchronized hydraulic cylinders are required for use.
In what way do modern press brakes differ from the old ones?
In contrast with the old ones, modern press brakes, nowadays, come with enhanced safety features and have improved in efficiency. Present-day machines are much safer; they even incorporate the latest technologies- servo-electric drives, synchronized hydraulic cylinders for utmost control of the bending process, and to render enhanced bend quality and process efficiency.
What is the sheet metal bending process?
Sheet metal bending is the process of deforming a piece of sheet metal by using a metal bending machine like a press brake into an intended shape. This process entails different bending methods, including air bending, bottom bending, and brake forming, amongst others, to meet a particular specification.
