Category: Services

The safe transport of industrial materials and equipment requires appropriate and high-quality material handling equipment. This specialised equipment includes various types of cranes, winches, hoists, pitchforks and other auxiliary equipment to move heavy objects in a controlled and safe manner. Properly selected and maintained equipment minimises the risk of accidents, improves efficiency and extends the life of the materials handled. Hefmec’s experts specialise in designing and supplying tailor-made material handling equipment solutions for the demanding needs of industry.

What is lifting equipment and how does it affect lifting safety?

Lifting equipment refers to all equipment and tools that enable the safe transfer and lifting of heavy materials in industry. This includes both manual and motorised lifting aids, handling equipment and specialised tools. The main components of the equipment range from simple chain hoists to more complex electric and hydraulic powered cranes.

Proper forklift trucks are directly linked to safety at work. Correctly sized equipment ensures that loads are kept under control throughout the transfer process, preventing both personal injury and material damage. Hefmec offers a wide range of tailor-made material handling equipment solutions, always designed to meet the specific needs of the customer. This ensures that the equipment is perfectly suited to the tasks for which it will be used.

We have implemented more than 1000 tool projects in collaboration with users. This experience has shown that the most critical safety factor is the design of the equipment to suit the environment in which it will be used, its regular inspection and adequate training of operators.

What types of forklift trucks are available?

There is a wide range of forklift equipment and the choice of the right equipment depends on the size, shape and mode of transport of the load to be moved. The basic equipment includes various types of chain hoists, hand winches and forklifts to handle the most common material handling tasks.

For more demanding needs, Hefmec offers specialised equipment such as customised lifting tables, axle handling trolleys and tank tipping racks. Our handling trolleys allow safe handling of heavy and awkwardly shaped pieces, speeding up work and reducing the risk of damage.

Lifting equipment such as lifting lines, chains and special tools complete our range. Each product is designed to withstand heavy use and a long life. For example, wrenches with integrated ratchet are suitable for handling large shafts or shaft nuts, making the job faster and safer.

How do I choose the right forklift for my project?

Choosing the right forklift starts with a thorough assessment of the project. The most important factors to consider are the weight of the load, the lifting distance and height, the limitations of the operating environment and safety regulations.

Hefmec experts help customers analyse these requirements and recommend the most suitable equipment for each situation. The design always takes into account the geometry of the piece and any special requirements such as sensitive or vulnerable surfaces.

Depending on the application, you can choose between fixed or mobile solutions. For example, a trolley that can be moved by a wheel can also serve as a workstation for the next stage of the production process, making the production process more efficient. The project design also takes into account future needs to ensure that the investment retains its value over time.

What are the most common mistakes in the use of forklift trucks and how can they be avoided?

Errors in the use of dredging equipment can lead to serious accidents. The most common mistakes are overloading, incorrect anchoring and lifting techniques and inadequate inspection before use.

Overloading is particularly dangerous as it can lead to sudden equipment failure. Hefmec designs all its products with clear load limits and safety margins. Incorrect fastening techniques, on the other hand, can cause the load to move uncontrollably or fall.

To avoid these mistakes, we provide comprehensive user training and clear safety instructions. These trainings cover correct working methods, equipment limitations and inspection procedures. Careful planning of each lifting task in advance is an important part of working safely.

How does regular maintenance of forklift trucks improve safety at work?

Regular maintenance is an absolute prerequisite for the safe operation of forklift trucks. Well-maintained equipment works reliably, lasts longer and significantly reduces the risk of accidents.

Hefmec’s maintenance and inspection services include periodic inspections, replacement of consumable parts and operational tests. Maintenance programmes are tailored to the customer’s needs, taking into account the challenges of the operating environment.

Each maintenance is carefully documented, which helps to monitor the condition of the equipment and anticipate potential problems. This proactive approach saves costs and reduces production downtime. It’s our responsibility to make sure your tools work – that’s why all our products are designed to withstand heavy use for a long time.

Future trends and safety innovations in dredging equipment

Dredging equipment is evolving rapidly, and new technologies are constantly bringing new opportunities to improve safety. Digitalisation is a key trend, enabling real-time monitoring of equipment condition and proactive maintenance.

IoT (Internet of Things) tracking enables accurate monitoring of the use and load of lifting equipment. This data helps to optimise the use of equipment and identify potential safety risks in advance. Hefmec is a pioneer in applying these technologies to forklift trucks.

In the future, automated security features such as automatic congestion control and virtual security zones will become more common. We are constantly developing new solutions to make the movement of materials safer and more efficient. While others talk in months, we talk in days – our agile working methods and open culture deliver solutions for our customers quickly.

In industrial environments, equipment reliability is the basis for production and profitability. The most common equipment failures, such as bearing failures, hydraulic system leaks and electrical component failures, can be effectively prevented by proper maintenance tools and planned maintenance. Predictive maintenance with the right tools ensures uninterrupted production and significantly extends the life cycle of equipment.

What are the most common equipment failures in industrial environments?

In industrial production environments, the range of equipment failures is wide, but certain problems recur regularly. Bearing failures are one of the most common types of failures that can cripple critical equipment. Bearing fatigue, wear or inadequate lubrication often leads to costly production downtime.

Leaks in hydraulic systems are another major category of problems. Seal wear, pipe failures and fitting defects not only lead to wasted hydraulic fluid, but also to environmental risks and system malfunctions. Diagnostic tools developed by Hefmec, such as pressure testers and leak locators, allow these problems to be identified at an early stage.

Wear on electrical components often only becomes apparent in the event of a malfunction. Connector faults, cable damage and overheating of components are the most common problems in electrical systems. Hefmec’s thermal imaging solutions and electrical testing tools help identify these hidden faults before the equipment stops.

Mechanical damage, such as shaft distortions, gear wear and structural fatigue, often develops over time. Vibration analysis tools and material condition assessment equipment are part of Hefmec’s diagnostic tools to predict and prevent these problems.

How can the right maintenance tools save a company money?

Using the right maintenance tools is not just a cost, but a significant investment in your company’s productivity. Predictive maintenance with quality tools allows you to prevent production downtime, which is a direct saving for your production facilities. One hour of unplanned downtime can cost a company thousands of euros.

Minimising repair costs is another key source of savings. By detecting the fault in time and repairing it with the right tools, the spread of the damage and the knock-on effects on other components are avoided. Hefmec’s range of customised wrenches, bearing installation tools and rotary tables are designed to carry out just such repairs efficiently and safely.

Extending the life cycle of equipment is the third major economic benefit. Regular and professional maintenance with the right tools can extend the life of equipment by up to 30-50%. Hefmec offers its customers cost-effective maintenance solutions that pay for themselves in extended uptime and reduced replacement requirements.

What maintenance tools should every industrial plant own?

In addition to basic maintenance tools, every industrial plant should have a range of specialised tools that enable efficient and safe maintenance. Quality torque wrenches are a basic requirement for the correct tightening of all critical joints. Hefmec’s torque wrench range combines precision and durability even under demanding industrial conditions.

Bearing heaters allow safe and quick installation of bearings without mechanical damage. Hefmec induction heaters ensure even heating and thus prolong the life of bearings.

Vibration analysers are the cornerstone of modern predictive maintenance. They allow the condition of machinery to be monitored continuously and detect incipient failures long before they actually occur. The analysers offered by Hefmec are easy-to-use but technically advanced tools for maintenance personnel.

Lubrication equipment, such as automatic grease guns and oil analysers, ensure that moving parts receive the right amount of the right lubricant. Hefmec lubrication solutions are designed for ease of use and precision, minimising lubrication errors and maximising component life.

How often should maintenance tools be calibrated and serviced?

In-house maintenance of service tools is often a neglected area, even though it is critical for measurement accuracy and occupational safety. Torque wrenches should be calibrated at least once a year or after 5,000 uses to maintain accuracy within the manufacturer’s specifications. The Hefmec calibration service provides certified calibration and documentation that meets quality standards.

Calibration schedules for measuring equipment vary depending on the equipment and the degree of use, but the general rule is to check the equipment at least once a year. Critical measuring instruments may require more frequent calibration, especially if they are used under demanding conditions. Hefmec’s calibration service covers all the most common industrial measuring instruments and ensures their reliable operation.

Maintenance intervals for power tools are determined by both the hours of use and the manufacturer’s recommendations. Hefmec recommends a regular inspection routine and a documented maintenance programme to ensure the condition and safety of the tools.

What are the latest technologies for predictive maintenance in industry?

The digitalisation of industry has also revolutionised the way maintenance works. IoT-based monitoring systems enable real-time monitoring and data collection of equipment. Intelligent sensor solutions developed by Hefmec integrate directly into production equipment and provide continuous information on their operational status.

Condition monitoring has evolved from single measurements to continuous monitoring. Modern systems use artificial intelligence to analyse data and identify deviations from normal operation even before the human eye detects any problem. Hefmec’s condition monitoring solutions use advanced algorithms that learn the normal operation of the equipment and accurately predict maintenance needs.

Digital twins are the latest innovations in maintenance. They create a virtual model of a physical device or process, allowing the testing of different scenarios and the development of optimal maintenance strategies. Hefmec has brought digital twin solutions to smaller and medium-sized companies with a cost-effective implementation model.

An action plan for efficient maintenance with Hefmec tools

An effective maintenance strategy starts with mapping the current situation and setting clear objectives. Hefmec’s experts help identify critical equipment and its maintenance needs, which can then be used as the basis for a comprehensive maintenance plan.

In addition to getting the right tools, staff training is important. Hefmec provides training on the correct use of tools and the implementation of maintenance best practices. Continuous skills development is an essential part of effective maintenance.

Regular evaluation and updating of the maintenance programme will ensure that operations remain effective in changing circumstances. Hefmec’s holistic approach to maintenance is based on the principle of continuous improvement, where the maintenance programme is developed on the basis of collected data and experience.

With high-quality tools, skilled staff and a systematic approach, an industrial company can achieve significant savings and production security. Hefmec’s expertise and tailor-made solutions form the basis for reliable production and cost-effectiveness – from individual special tools to comprehensive maintenance systems.

Operational efficiency in industry is largely based on the use of high-quality and correctly selected maintenance tools. The right tools speed up maintenance processes, reduce downtime and significantly improve safety at work. By investing in high quality, appropriate tools and maintenance equipment, companies can increase efficiency, extend the life of their machinery and ensure continuity of production. Modern maintenance tools and methods are key to maintaining industrial competitiveness.

What are the most effective industrial maintenance tools to improve work efficiency?

Effective maintenance requires the right tools for the right environment. Hefmec offers a comprehensive range of top-of-the-range industrial tools designed to meet the needs of the most demanding industrial environments.

Torque wrenches are essential tools to ensure the correct tightness of joints and thus the reliability of equipment. Hefmec’s specially designed torque wrenches, such as wrenches for large shafts, make work fast and accurate thanks to the integrated ratchet. These tools are suitable for a wide range of applications and are safe to use.

Hydraulic tools allow precise handling and installation of heavy components without extra effort. These tools can achieve high power output in a compact size, which is particularly useful when working in confined spaces.

Specialised tools, such as Hefmec-designed axle handling trolleys and reversible workbenches, significantly improve maintenance efficiency. These custom-designed tools reduce maintenance time by up to 50% and minimise the risk of component damage. Safety is improved by allowing heavy parts to be handled in optimal working positions.

How to choose the right maintenance tools for different industrial needs?

The choice of tools should always be based on the actual needs and requirements of the operating environment. Hefmec’s experts can help you find the right tools for different industrial applications.

In heavy industry, such as metal processing and mining, the durability and reliability of tools are paramount. For these environments, Hefmec designs tools that can withstand extreme conditions such as heat, dust and vibration. For example, specially reinforced torque wrenches and rigid hydraulic tools are ideally suited to these demanding conditions.

In the process industries, such as paper and pulp, tool accuracy and safety are of paramount importance, especially in potentially explosive atmospheres. Hefmec’s non-sparking tools and precision tools are designed with these specific needs in mind.

In manufacturing industries such as machinery and equipment, speed and precision are key. Hefmec offers customised solutions that speed up assembly and maintenance processes while maintaining high quality. Handling trolleys and turning tables are examples of tools that streamline these processes.

Compatibility of tools with existing systems is always important. Hefmec experts ensure that the tools selected work seamlessly as part of a wider production environment.

How does regular maintenance and calibration of tools affect work performance?

Regular maintenance and calibration of tools are crucial to maintaining industrial performance. Well maintained and calibrated tools work reliably and deliver consistent quality.

Work safety is significantly improved when tools are in good condition. Worn or out-of-calibration tools can cause hazards such as joint failure or tool breakage during use. Hefmec’s maintenance programmes ensure that all tools meet safety requirements at all times.

Hefmec offers comprehensive maintenance and calibration services for all the tools it supplies. Regular maintenance programmes include a thorough inspection of the tools, replacement of wear parts and necessary calibrations. This ensures that the tools always perform to the manufacturer’s specifications.

Regular maintenance significantly extends the life of your tools. In Hefmec’s experience, properly maintained tools last up to twice as long as unmaintained ones. This results in significant cost savings in the long term.

Optimising performance is one of the main benefits of calibration. Especially in precision applications such as torque tools, regular calibration ensures that the tools are performing exactly the right way and producing consistent results.

Investing in quality maintenance tools is crucial for the continuity of an industrial company. High quality tools improve safety at work, streamline maintenance operations and bring significant cost savings in the longer term. Although premium maintenance tools require a higher initial investment, they pay for themselves in terms of higher productivity, longer service life and more reliable operation.

Why are high-quality industrial maintenance tools worth the investment?

In an industrial environment, the quality of the tools matters. High quality and durable maintenance tools are a key factor in ensuring continuity of production. They prevent costly downtime and extend the life of production equipment. At their best, they also bring significant cost savings, as cheap and low-quality tools need to be replaced much more often.

At Hefmec, we have implemented more than 1000 tool projects in collaboration with users. All our products are designed to withstand heavy use for a long time. For example, our wrenches, trolleys and turntables are tailored to our customers’ needs and designed to work reliably in the most demanding conditions.

What are the benefits of quality maintenance tools for an industrial company?

The use of high-quality tools for industrial maintenance and repair work brings significant competitive advantages. Firstly, they improve productivity by providing more accurate and efficient work. For example, a wrench with Hefmec’s integrated ratchet makes work faster and more accurate.

Quality tools also reduce downtime. When tools work reliably, maintenance can be carried out as planned without interruption. This has a direct impact on production efficiency and profitability.

Work safety is significantly improved when you have high-quality, ergonomic and fit-for-purpose tools. Hefmec products are always designed with user safety and ergonomics in mind. For example, our handling trolleys allow products to be safely transported and handled without damage, reducing the risk of accidents and saving on cycle time.

How do you calculate the total return on your tool investment?

Calculating the profitability of a tool investment is an essential part of the purchasing decision. The calculation of the total return must take into account several factors, not only the purchase price of the tool.

The lifetime of the tool is an important factor. Tools designed and manufactured by Hefmec typically last many times longer than cheaper solutions. For example, container dump stands and ball-turning tables are designed for continuous industrial use.

The formula for calculating the total return can be as follows:

• Calculate the annual cost savings of the tool (improved working time, reduced downtime, reduced risk of failure)
• Reduce the cost of acquisition
• Divide the result by the expected lifetime of the tool

It is also important to consider the economic benefits of improving safety at work, which are more difficult to measure directly but can have a significant impact.

When is the right time to upgrade your industrial maintenance tools?

Tools need to be updated when they start to show signs of wear and tear or when they no longer meet modern requirements. Typical signs that tools need to be upgraded include reduced accuracy, increased defects or ergonomic deficiencies.

Technological developments are constantly offering new opportunities. Hefmec’s latest innovations in maintenance tools include improved ergonomics, modular designs and more durable materials. For example, axle handling trolleys can now incorporate the latest material technologies for increased durability and safety.

Changes in production processes or new products may also require an update of the tools. In such cases, tailor-made solutions, such as special tools designed by Hefmec, are a valuable investment.

What are the most common mistakes in industrial tool purchases?

The same mistakes are often made in industrial tool purchases. The most common mistake is excessive price focus. When the purchasing decision is based on price alone, quality, service life and total cost of ownership are overlooked.

Another common mistake is choosing the wrong tools for the job. Generic tools may seem cost-effective, but they may not be suitable for demanding industrial tasks. Hefmec experts can help you choose the right tools for the job.

Underestimating quality is also a typical mistake. Quality is not only about durability, but also about ergonomics, safety and functionality. For example, Hefmec wrenches always take ergonomics into account, which prevents work-related strain injuries.

When selecting industrial maintenance tools, it is crucial to understand the requirements of the operating environment and the suitability of the tool for those conditions. Optimal tool selection is based on material durability, safety, ergonomics and longevity. Professionally maintained tools pay for themselves in terms of more efficient working, reduced downtime and improved safety at work. Properly selected tools ensure continuity of industrial processes and minimise production downtime.

What are the main criteria for selecting industrial maintenance tools?

In an industrial environment, the criteria for selecting tools are weighted differently from those for conventional applications. Durability is a primary requirement, as industrial tools are exposed to constant stress, extreme conditions and chemicals. High quality materials and reinforced structures guarantee a long service life even under demanding conditions.

Safety at work is another key factor. Tools must meet industry safety standards and be precisely suited to their intended purpose. Hefmec’s tool design always puts safety first – all tools are designed to ensure operator safety, even under heavy-duty conditions.

Ergonomics and comfort of use are particularly important when tools are used for long periods of time. Correctly shaped tools reduce stress injuries and improve work productivity. Hefmec tools always take into account the user’s working posture and force requirements.

Cost-effectiveness does not mean the cheapest option, but optimising the total cost of ownership. High quality industrial tools cost more to buy, but their long life, reduced maintenance and improved productivity make them economically viable. Hefmec tools are designed to withstand heavy use for a long time, which translates into lower life cycle costs.

How to choose the right tools for heavy industrial use?

Heavy industrial working environments place special demands on tools. Impact resistance is a critical property, as tools have to withstand high levels of shock and vibration. Tools made of high-quality special steel and heat-treated maintain their performance even under demanding conditions.

Corrosion resistance is essential in environments where tools are exposed to moisture, chemicals or salty air. Hefmec tools designed for heavy industrial use are made from materials with excellent corrosion resistance properties and are protected by special coatings where necessary.

Long life is one of the most important features of heavy-duty industrial tools. Hefmec’s philosophy “Built to last” is reflected in all products – tools are designed to withstand years of continuous use. The company has completed over 1000 tool projects in collaboration with users, and this experience is reflected in the durability of the tools.

Specialised tools are often essential in heavy industry. Hefmec designs customised tooling solutions, such as wrenches for handling large axles and special wagons for transporting heavy parts. These tools are optimised for a specific application, making work more efficient and safer.

What specific features are needed in food industry maintenance tools?

The food industry has unique hygiene requirements for its tools. Tool materials must be food safe and easy to clean. Stainless steel is the most commonly used material because of its hygiene and corrosion resistance.

The smoothness of surfaces is a strict requirement, as uneven surfaces can accumulate microbes. Tools designed by Hefmec for the food industry are manufactured with a smooth surface, without holes or crevices where contaminants can accumulate. Tools are always designed with cleanability in mind.

Traceability of materials is a key requirement to ensure that tools are manufactured to food industry standards. Hefmec carefully documents all materials and manufacturing methods used to ensure full traceability.

To prevent contamination, tools used in the food industry are often colour-coded. Hefmec offers customised solutions where colour coding of tools helps to prevent cross-contamination between different production areas.

How does the composition of the tooling affect the efficiency of maintenance operations?

Optimally assembled tool trays significantly speed up maintenance operations. With all the necessary tools systematically available, workers do not have to search for missing tools in the middle of a maintenance job. A precisely designed tool set can reduce maintenance time by up to 30%, which is directly reflected in production efficiency.

Reducing idle time is one of the main benefits of working pallets. Hefmec designs the tool trays in such a way that they are suitable for specific maintenance operations. When the tools are arranged according to the progress of the work, maintenance is faster and machines are back in production as soon as possible.

Tailored solutions for different industries are Hefmec’s speciality. For example, tool trays designed for maintenance operations in the paper and pulp industry contain the special tools typical of the industry, optimally arranged. This makes operations more efficient and reduces the possibility of human error.

Organising and labelling tools also helps with safety and quality assurance. Hefmec offers solutions where tool locations are clearly marked and missing tools are easy to spot. This reduces the risk of tools being left on the machine being serviced.

When to invest in professional tools vs. basic tools?

There are significant differences between professional tools and basic tools, which affect their suitability for industrial use. Professional tools have a different level of accuracy, durability and safety than basic tools, making them indispensable for critical maintenance tasks.

The long-term cost benefits justify the purchase of high-quality tools. Professional tools typically last 3-5 times longer than basic tools, making them more economical despite the higher purchase price. Hefmec tools often come with a lifetime warranty, which is a testament to their durability.

The safety risks are significantly higher when using unsuitable basic tools in an industrial environment. The wrong tool can fail in use and pose serious occupational safety risks. Hefmec professional tools are designed and tested specifically for industrial use.

Critical maintenance sites always require the best possible tools. Especially for safety-critical sites and maintenance of expensive equipment, investing in professional tools is essential. Hefmec helps customers to identify these areas and select the optimal tooling solutions.

When selecting industrial maintenance tools, it is worth considering the whole picture rather than just the purchase price. The right tools reduce downtime, extend equipment life and improve safety. A cost-effective choice is based on a careful assessment of quality, lifetime, serviceability and intended use. Efficient tools often pay for themselves in increased productivity and reduced maintenance requirements.

What are the main criteria for selecting industrial maintenance tools?

In an industrial environment, the choice of tooling has a direct impact on the efficiency and reliability of production. Quality and durability are the primary criteria, as poor quality tools can pose safety risks and cause production downtime. Tools used in industry must be able to withstand heavy use from one day to the next.

Another important criterion is versatility. The most sensible investment is in tools that are suitable for a wide range of applications, thus reducing the number of special tools needed. The solutions offered by Hefmec are always designed to meet the needs of the user – for example, the same processing trolley can often be used both for transporting parts and as a work platform.

Compatibility with existing systems is also critical. For effective maintenance, tools must work seamlessly with production equipment. Hefmec’s strength is the experience of more than 1000 tooling projects in different industrial environments, which ensures optimal compatibility.

How to determine the true cost-effectiveness of industrial tools?

True cost-effectiveness is based not just on the purchase price, but on life-cycle costs. This includes not only the purchase but also the operating costs, maintenance, repairs and the impact of the tool on productivity. An inexpensive tool can end up being more expensive if it requires constant maintenance or does not work efficiently.

When calculating cost-effectiveness, it is worth using a formula that takes into account:

• Acquisition costs
• Expected lifetime
• Annual maintenance and repair costs
• Impact of the tool on productivity (e.g. time savings)
• Impact on product quality

Hefmec offers customised solutions, such as turntables and handling trolleys, designed to maximise productivity and minimise maintenance. For example, axle handling trolleys not only speed up the work cycle, but also reduce the risk of product damage, resulting in significant savings.

How does tool maintenance affect long-term costs?

Predictive maintenance is one of the most effective ways to extend tool life and reduce unexpected production downtime. A regular maintenance programme can extend tool life by up to 30-50%, significantly reducing annual costs.

By monitoring the condition of maintenance tools, potential problems can be identified before they cause production downtime. This reduces production downtime, which is often many times more expensive than the maintenance itself.

Hefmec designs its tools with serviceability in mind. All products are designed to withstand heavy use, and the company also offers a professional after-sales service to ensure optimum performance throughout the life of the tools. This holistic approach helps customers minimise production downtime and maximise return on investment.

When should you invest in more expensive premium tools?

Investing in premium tools is particularly justified in situations where intensive use or tool reliability is critical to production. The higher initial investment often pays for itself through longer tool life, lower maintenance requirements and better performance.

Premium tools are particularly profitable:

• In critical production phases, where downtime is very costly
• When use is continuous and consumptive
• For precision work where quality is crucial
• In severe conditions (e.g. extreme temperatures, humidity, dust)

Hefmec’s premium product line is designed for demanding industrial environments. For example, spherical turntables are designed to withstand heavy duty use and are always designed with the geometry of the workpiece in mind, as well as any special requirements such as sensitive surfaces.

Optimal use of industrial maintenance tools

Effective maintenance requires a holistic strategy that takes into account both the quality of the tools and the way they are used. Properly selected tools, regular maintenance and proper training of staff are the basis for effective maintenance.

We recommend the following measures for industrial companies:

1. Identify critical maintenance areas and their requirements
2. Estimate the whole life cycle cost of tools instead of just the purchase price
3. Set up a regular maintenance programme for your tools
4. Invest in quality at critical sites
5. Use digital solutions to optimise maintenance

Hefmec experts can help you find the maintenance solutions that are right for your needs. With over a thousand tool projects under our belt, we know how to solve even the most demanding maintenance challenges. Contact Harri Mustajärve, Product Manager, and we’ll design the right tools for your needs, ensuring the efficiency and reliability of your production long into the future.

Three main methods are used in modern strength calculations: the element method (FEM), analytical methods and experimental methods. FEM analysis is used to model complex structures in a computer-aided way, while analytical methods provide quick solutions for simpler cases. Experimental methods, on the other hand, ensure the reliability of the calculation results in practice. In industrial design work, these methods are often used in parallel to achieve the best results.

What methods are used for strength calculations?

At the heart of strength of field calculations are three main approaches, each with its own strengths. The elementary method (FEM) is now the cornerstone of industrial design work, allowing the handling of complex geometries and material models. FEM breaks down structures into small elements whose behaviour can be accurately analysed by computer software.

The analytical methods are based on the basic equations and mathematical models of strength theory. They are particularly suitable for simpler cases and provide fast, accurate results without the need for heavy computing power. Hefmec engineers often use analytical methods in the early stages of design and preliminary dimensioning.

Experimental methods, such as strain gauge measurements and non-destructive testing, remain indispensable for validating computational results and verifying real behaviour. In demanding industrial projects, the combination of these methods is often essential for the design of durable and safe structures.

How does the element method (FEM) work in strength calculations?

The elementary method (FEM) is based on dividing complex structures into smaller, more easily analysable parts. The geometry of the structure is first modelled in 3D design software and then “meshed”, i.e. divided into small elements. Material properties and boundary conditions, such as fixings and loads, are defined for these elements.

In the FEM analysis calculation process, the software determines the forces, stresses and displacements acting on each element. The growth of computer computing power has made it possible to analyse increasingly complex models in a reasonable amount of time. The definition of boundary conditions is a critical step, as inaccurate boundary conditions will lead to incorrect results.

In industry, FEM analysis is used to design cranes, pressure equipment and machine frame structures, for example. Hefmec engineers use FEM analysis on a daily basis to ensure the safety of structures and optimise the use of materials. FEM is particularly useful in the analysis of irregular geometries, non-linear materials and dynamic loads.

When should analytical methods be used in strength calculations?

Analytical methods are most effective in situations where the structure can be simplified into clear basic cases. Beam theories and basic strength equations provide fast and reliable results without the need for heavy computer modelling. In simple cases, such as bending straight beams or analysing axial loads, analytical methods are often more effective than FEM analysis.

Manual calculation methods remain important tools in the early stages of the design process and in the preliminary design. They allow a quick assessment and comparison of different options before more detailed modelling. Analytical methods are also excellent for educational purposes, as they help to understand the fundamental behaviour of structures.

Hefmec experts use analytical methods, especially for conceptual design and verification of FEM results. When an accurate and rapid assessment of a simple structure is required or when the accuracy of a complex simulation needs to be verified, analytical methods are invaluable.

What is the role of experimental methods in modern strength calculations?

Experimental methods are powerful tools for validating computational results and understanding real structural behaviour. Strain gauge measurements remain one of the most important techniques to measure actual stresses at critical points in a structure. Optical strain analysis, on the other hand, allows the measurement of deformations of larger surfaces without contact.

Non-destructive testing methods, such as ultrasonic and X-ray inspection, are essential to ensure structural integrity. A particular strength of experimental methods is their ability to reveal unforeseen phenomena that may not have been accounted for in computational models.

Hefmec projects use experimental methods, especially for critical safety applications and prototype testing. By combining experimental and computational methods, we can ensure that our structures are not only theoretically sound, but also safe and reliable in practice.

How to effectively combine different strength calculation methods in practical projects?

In an efficient strength calculation process, different methods are used in a complementary way at different stages of the project. A typical design process starts with analytical methods to determine the initial principal dimensions and materials of the structure. This is followed by a more detailed FEM analysis to ensure the strength of critical areas.

The requirements of the project determine the emphasis of the methods used. For standardised structures, analytical methods may be sufficient, while for innovative solutions, extensive FEM analysis and experimental verification are essential. Hefmec’s experts always select the most cost-effective combination to ensure sufficient reliability.

An example of effective integration is the design of crane structures, where analytical methods are used to dimension the main body, FEM analysis to check critical joints and experimental measurements to verify the prototype. This multi-dimensional approach ensures both the safety of the structure and the optimal use of materials.

Modern strength calculations provide powerful tools for optimising the use of materials in product design. It allows accurate sizing of structures, minimising material quantities without compromising safety. Computational methods can be used to predict the behaviour of a structure under different loading conditions, identify critical points and optimise material selection. This leads to cost efficiency, reduced environmental impact and longer product life.

What is the basis for strength calculation in material selection?

Strength calculations can be used to determine how different loads affect materials and structures, which is essential for optimal material design. This allows engineers to select the right materials for each application.

Understanding stress types is at the heart of strength calculation. Tensile, compressive, bending, shear and torsional stresses behave differently in different materials. For example, steel excels at resisting tensile stress, while concrete is best suited to compressive loads. Strength calculations help to predict how a material will respond to these different stresses.

Deformation is another key factor in material choices. Elastic deformations are reversed when the load is removed, but plastic deformations are permanent. Strength calculations allow us to determine the yield and fracture limits of a material, which is essential for safe structural design.

The Hefmec strength calculation team also understands the importance of dynamic loads. Vibration, impact loads and fatigue are factors that have a significant impact on the long-term behaviour and durability of materials. Taking these phenomena into account is an essential part of a comprehensive engineering calculation.

How can FEM analysis improve product development?

The finite element method (FEM) has revolutionised materials optimisation by providing a tool to simulate complex structures and loading conditions. This calculation method allows products to be tested virtually before prototyping.

A key advantage of FEM analysis is its ability to identify critical points in structures. Stress peaks, deformations and resonant frequencies can be pinpointed accurately, helping to focus design resources on the right places. This avoids oversizing in areas where it is not necessary.

FEM analysis is invaluable for optimising material consumption. It allows topological optimisation, where the algorithm removes material from less loaded areas and leaves it where it is structurally necessary. This leads to significant material benefits.

At Hefmec, we use advanced FEM analysis methods that take into account linear and non-linear phenomena. This allows us to maintain simulation accuracy even under demanding conditions, such as large deformations or complex material models.

How does strength calculation reduce material costs?

Strength calculations can be used to determine the optimal use of materials, leading to direct cost savings. Accurate calculations ensure that only the right amount of material is used without compromising safety.

Avoiding oversizing is a key factor in material efficiency. Without accurate strength calculations, designers often add extra factors of safety, leading to overly rigid structures. Computational analysis allows a more accurate allocation of safety factors according to the actual risks.

Efficient use of materials also translates into weight savings, which can bring significant benefits, for example in mobile machinery and equipment. Lower weight often means lower energy consumption in use, which brings additional savings over the life cycle of the product.

Hefmec experts help our customers to find cost-optimised solutions, drawing on our extensive experience in strength calculations and material properties. Sustainable design takes into account both economic and environmental considerations.

What are the benefits of strength calculation for the durability of products?

Strength calculations can significantly improve product lifetime by predicting and preventing potential failure mechanisms. Accurate analysis ensures that structures can withstand their designed loads throughout their life cycle.

Fatigue analysis is particularly important for components that are subjected to repeated loads. Strength calculations can be used to predict the fatigue behaviour of a material and to determine its service life in terms of number of cycles. This enables predictive maintenance planning and avoids unexpected failures.

Strength calculations also help to understand how different environmental factors – temperature, humidity, corrosion – affect the durability of materials. This knowledge is essential when designing products for demanding operating conditions.

Hefmec’s structural design services combine theoretical strength calculations with practical experience. Our customers can be confident that the products we design will withstand the specified operating conditions with optimised use of materials.

The future of strength calculations for materials optimisation

Artificial intelligence and machine learning are revolutionising the potential of strength calculations for materials optimisation. Algorithms can explore a myriad of design options and find solutions that would be impossible to detect using traditional methods.

New material designs are constantly evolving. Composites, nanomaterials and functional materials bring new challenges to strength calculations, but also opportunities for unprecedented optimisation. More complex material models require more sophisticated calculation methods.

The automation of design processes is progressing rapidly. Parametric design, combined with automation of strength calculations, will enable real-time optimisation, where designers can immediately see the impact of their changes on both the strength and material performance of the structure.

Hefmec is actively following developments in the industry and is constantly investing in updating its skills. We provide our customers with modern strength calculation tools and expertise to enable them to use the latest methods to optimise materials and design sustainable products.

Heavy industrial equipment requires specialised skills and equipment when it is moved to high or inaccessible places. Effective moving relies on careful planning, the right lifting equipment and the skills of professionals. Modern lifting methods, such as industrial lifts, special cranes and customised tools, allow safe movement to the most challenging locations. The use of specialised equipment and proper project planning minimise risks and guarantee the reliability of the equipment well into the future.

What are the most efficient methods for moving heavy equipment to high spaces?

Moving heavy industrial equipment to high spaces requires special tools and expertise. The most effective methods depend on the size and weight of the equipment to be moved and the specific characteristics of the space to be moved. Choosing the optimal method is a critical part of a successful project.

Industrial cranes are the most common type of equipment used to move heavy equipment. Modern tower cranes can lift equipment weighing up to several tonnes to heights of tens of metres. In-building overhead travelling cranes allow precise positioning in industrial halls.

Industrial lifts offer an alternative when lifting needs to be carried out in confined spaces or inside a building. Special lift solutions supplied by Hefmec are designed for the safe and efficient transfer of heavy loads.

Special tools such as hydraulic jacks, chain slings and specially designed transfer devices complement the lifting methods. Hefmec’s tailor-made tool solutions allow you to work efficiently even in challenging conditions. Machine turntables, tank tipping racks and specially designed lifting equipment facilitate the positioning of equipment in high spaces.

How do you ensure safety when moving heavy equipment?

Safety is paramount when handling heavy equipment in high or inaccessible areas. Careful planning, risk assessment and skilled personnel are the basic prerequisites for a successful and safe transfer operation.

Comprehensive safety planning starts with a thorough risk assessment. Each stage of the transfer is analysed and potential hazards are identified in advance. Hefmec’s experts will draw up a detailed safety plan that takes into account all the specificities of the project.

Appropriate permits and certificates are essential. Special lifting operations often require regulatory approval, and lifting equipment must meet strict safety standards. Hefmec ensures that all necessary CE documentation and safety regulations are met.

Professional staff are a guarantee of safety. Personnel operating lifting equipment must have adequate training and experience. Hefmec teams are made up of certified professionals with in-depth knowledge of the equipment and procedures.

When should you outsource equipment maintenance in hard-to-reach areas to professionals?

It is worth outsourcing the maintenance of equipment in hard-to-reach areas to professionals, especially when the work requires specialised skills or equipment. Using experts saves time, money and improves safety in many situations.

Complex lifting and moving operations require specialised skills. Servicing equipment at height or in confined spaces requires both technical knowledge and experience in challenging working environments. Hefmec’s specialists have years of experience in difficult maintenance tasks.

Cost-effectiveness is a major advantage of outsourcing. While using in-house staff may seem cost-effective, the cost of purchasing and maintaining specialised equipment and training needs often makes it more cost-effective to use professionals. Hefmec’s service and maintenance services offer a complete solution without high fixed costs.

For example, one of our industrial customers had equipment that needed regular maintenance at a height of 15 metres. By outsourcing maintenance to Hefmec, they saved significant labour time and minimised safety risks by being able to carry out maintenance cycles efficiently with the right tools.

What are the specific requirements for moving industrial equipment into confined spaces?

Moving industrial equipment into confined spaces presents specific challenges that require careful planning and special solutions. Space constraints, access routes and equipment dimensions must be considered in detail.

Accurate measurements and modelling are essential. Before moving, it is important to map the dimensions of the space, access routes and possible obstacles. Hefmec’s experts use 3D modelling and laser measurements to ensure that the equipment will fit into its destination.

Specialised equipment allows you to carry out even the most difficult moves. Hefmec’s modular transfer equipment, narrow trolleys and adjustable hoists are designed to operate in limited space. Hydraulic pushers and custom-built skateboards make it easy to move heavy equipment in narrow aisles and doorways.

The accuracy of the installation plan is key. If necessary, Hefmec’s experts will divide the mobile equipment into parts that can be assembled at the final location. This modular approach allows even large equipment to be placed in confined spaces.

How do Hefmec’s maintenance services support the life cycle of equipment in inaccessible spaces?

Special attention is needed to manage the life cycle of equipment that is located at a high altitude or otherwise difficult to reach. Hefmec’s maintenance services are designed to maximise equipment life and minimise unexpected downtime.

A comprehensive maintenance programme covers all stages of the equipment life cycle. Tailored maintenance plans take into account the specific characteristics of each piece of equipment and the challenges posed by its location. Regular inspections and preventive maintenance significantly extend the life of equipment.

Proactive maintenance reduces costly downtime. Hefmec experts identify and correct potential problems before they lead to equipment failure. Condition monitoring systems enable continuous monitoring of equipment status, even in hard-to-reach locations.

At our industrial customer’s paper mill, Hefmec’s predictive maintenance programme reduced unplanned downtime by 78% on high-rise conveyor systems. Maintenance and inspection activities were planned to be carried out during production shutdowns, minimising production downtime.

Making industrial companies’ production processes more efficient requires careful planning and well-targeted solutions. Professional mechanical design provides the key to overcoming production bottlenecks and obstacles by developing tailor-made technical solutions to your company’s specific problems. This optimises material flows, streamlines work processes and significantly increases production capacity. By identifying problem areas and applying well thought-out design solutions, production efficiency is greatly improved.

What are the most common production problems in industry?

Regardless of the industry, production efficiency is often constrained by similar bottlenecks. Typically, these relate to outdated or under-capacity equipment that is unable to meet current production needs. Studies show that up to 78% of manufacturing companies suffer from at least one major production bottleneck.

Material flow problems are another major bottleneck. According to a survey of the Finnish metal industry, the transport, storage and handling of materials takes up on average 35% of the total time of the production process. Illogical production layouts and poorly planned transitions between work steps slow down the process considerably.

Inefficient work processes and manual operations also cause significant delays. The lack of automation, especially in repetitive operations, is reflected both in limited production capacity and in quality variation. In the food industry, for example, increasing automation on packaging lines has increased production capacity by an average of 40-60%.

How to identify production bottlenecks in your company?

Identifying bottlenecks in production requires a systematic approach and a thorough analysis of processes. Process mapping is the first step, where the entire production chain is visually documented, identifying each step, material transfer and waiting time. This helps to see the process as a whole and identify the most obvious problem areas.

Measuring production times provides quantitative data on the efficiency of the process. By measuring the lead times of different work steps, it is possible to identify those points that are significantly slower than other steps. These slower steps form bottlenecks in production and limit the efficiency of the whole process.

Employee interviews are also a valuable source of information, as those who work in production are the most familiar with the practical challenges of the process. Hefmec’s project experience shows that operators’ observations often lead to significant improvements in production processes.

Data analysis from production monitoring systems reveals longer-term trends and fluctuations. Analytical tools help identify production machine utilisation rates, downtime and quality deviations that can indicate process bottlenecks.

Why is mechanical design key to solving the problem?

Mechanical design provides practical solutions to identified production bottlenecks. Professional design enables the optimisation of production processes at a structural level, where the entire operating logic of machinery, equipment and production facilities can be modernised for greater efficiency.

One of the key strengths of mechanical design is the development of tailor-made solutions for a specific company. Standard solutions rarely perfectly address the specific challenges of a single plant, but targeted mechanical design enables precise problem solving.

Mechanical design has a significant impact on the smoothness of the overall process. In the food industry, for example, a redesign of a packaging line by Hefmec improved production capacity by 45% and reduced material waste by 30%. Similarly, in the engineering industry, customised production aids have reduced set-up times by up to 70%.

What concrete mechanical design solutions exist?

Automation equipment represents the most efficient way to remove bottlenecks associated with manual operations. Feeders, automatic assembly machines and quality control systems can multiply production speeds and improve quality. The benefits of automation are undeniable, especially in repetitive operations.

Conveyor systems and material handling equipment optimise material flows in the plant. Tailor-made conveyor solutions allow products to move smoothly from one work step to the next, minimising waiting times and the need for manual handling. For example, automation of material handling in the wood industry improved lead times by 65% and reduced the need for forklift trucks by 80%.

Robotics offers flexible solutions to varying production needs. Modern collaborative robots (cobots) enable safe working alongside humans, facilitating ergonomically challenging or repetitive tasks. In the production of metal components, robotic finishing improved production speeds by 70% while quality improved significantly.

The redesign of tools and fixtures can significantly speed up set-up times and improve the ergonomics of work steps. In Hefmec’s small batch production, customized quick clamps reduced set-up times by 85%, making small batch production significantly more profitable.

How to measure the impact of mechanical design solutions on production efficiency?

Measuring lead times is one of the most important measures of the effectiveness of design solutions. By comparing the total production lead time before and after the implementation of mechanical design solutions, a clear picture of their impact can be obtained. The same applies to the lead times of individual work steps, which are often significantly reduced by automation.

Material wastage is another key indicator, especially in manufacturing processes. Carefully designed material handling and machining processes reduce waste and improve material efficiency. Automated measuring and cutting can reduce material waste by up to 40% compared to manual processes.

The increase in production capacity reflects the overall impact of design solutions. In practice, this translates into an increase in production volumes for the same number of staff or the ability to meet growing demand without significant additional investment in staff.

ROI (Return on Investment) is a key indicator of the financial viability of mechanical design solutions. Typically, the payback period for successful engineering solutions ranges from 6 to 18 months, although in the case of major process changes, the benefits can be realised in just a few months.

The future of mechanical design for production optimisation

The role of mechanical design in solving production bottlenecks will become even more important in the future. Industrial digitalisation and increasing automation require more integrated design solutions where mechanics, automation and digital systems work seamlessly together.

Digital Twin technology represents a new direction in mechanical design. Virtual simulations allow production processes to be tested and optimised before physical changes are made, saving time and resources. Hefmec is increasingly using simulations to identify production bottlenecks and evaluate solutions.

The use of AI in design processes will improve the efficiency of solution development. Generative design and machine learning help to find optimal structural solutions that meet production challenges more efficiently.

For companies considering using mechanical design to improve production efficiency, we recommend starting the process with a thorough survey of the current state of production. By identifying the most significant bottlenecks and prioritising them according to their effectiveness, mechanical design resources can be targeted to areas where the greatest benefit can be achieved. An expert partner like Hefmec can help both in identifying bottlenecks and implementing solutions to improve efficiency.