Wind power industry

The pressure in the wind power industry lies in improving the design of wind turbines, improving performance and reliability while reducing maintenance costs. Achieving these goals is the key to success.

Customer demand

Implementation of higher reliability

Due to the complex operating conditions and high maintenance costs of wind turbines, ensuring the reliability of their operation, i.e. the service life of wind turbines, has always been an important issue that troubles host manufacturers. The challenges faced by wind turbines are:

1. Costs related to the operation and maintenance of wind turbines

2. High incidence performance issues related to bearing delivery and their impact on equipment reliability

3. As the scale and output power of wind turbine units continue to increase, the system must have the ability to carry larger loads than before

4. As the wind turbine unit enters the megawatt level, the weight of the body must be reduced.

5. The supply chain is limited, affecting the supply of bearings.

Advantage

Three types of bearings can provide assistance

Three types of bearing products are designed specifically to improve reliability and performance, helping customers extend equipment uptime, increase productivity, and reduce total costs. To optimize system performance, we focus on the entire fan system, not just the main elevation gearbox; High power density KMR bearings can help customers reduce the investment cost of wind turbines. We have launched a full life cycle solution to meet the various needs of customers during the service life of bearings (even longer).

Automotive sector

Driven by increasing environmental awareness and stricter emission regulations, the automotive industry is undergoing an unprecedented period of change. Computer technology has been adopted in the control and monitoring devices of many vehicle systems. New materials specifically designed for professional cars, such as light alloys, have gradually been used in the production of mainstream cars, and new technologies have also enabled further emission reduction.

Customer demand

Achieving high standards of accuracy

The cylindrical roller bearing used in the gearbox has transitioned from a cylindrical roller bearing with a cage to a full cylindrical roller bearing. Its characteristics are small size and large load-bearing capacity. The difficulty is to require high bearing rotation accuracy, long bearing life, high manufacturing accuracy, strict cleanliness requirements for the gearbox and bearings themselves, and good lubrication conditions.

Advantage

Three types of bearings can provide products with longer lifespan and higher accuracy

1. The product is produced using pure bearing steel material;

2. Optimize the contact surface design between the raceway and the rolling element;

3. The surface roughness of the rolling surface meets high standards.

Agricultural development

Scale, location, altitude, climate, soil structure, and crop rotation make each agricultural area unique. Agricultural equipment needs to operate under many similar challenging conditions. Mud, dust, and debris were everywhere. The temperature is extremely hot and cold, with rain washing and sometimes corrosive chemicals. After being idle for a long period of time, it is necessary to carry out high-intensity operations. The rising fuel costs and new environmental regulations can only complicate the problem.

Customer demand

High requirements for environmental protection and energy conservation

Agricultural equipment needs to operate under many similar challenging conditions. Mud, dust, and debris were everywhere. The temperature is extremely hot and cold, washed by rainwater, and sometimes there are corrosive chemicals. After being idle for a long period of time, it is necessary to carry out high-intensity operations. The rising fuel costs and new environmental regulations can only complicate the problem.

Advantage

Three types of bearings can meet these needs

We rely on more than ten years of professional knowledge in bearings, seals, lubrication, and other fields to develop more intelligent and complete solutions, helping equipment manufacturers achieve a series of reliability, safety, and environmental goals for mechanical applications. Whether it is a complete device that does not require disassembly or additional lubrication, or a centralized lubrication system that can automatically perform lubrication tasks, all three types of bearing agricultural solutions can meet the growing application needs of the industry.

Motor industry

Understanding the requirements of bearings in the motor industry for low noise, silent operation, long service life, high quality, energy-saving, low friction, and space saving, we have carefully studied and accumulated rich professional experience, and applied it to product development. We are committed to achieving exquisite products and excellent performance

Customer demand

Pursuing lower energy loss

Electric motors are used as power sources in all industries. The three types of bearings are widely used in the rotating parts of motors, which not only support smooth and quiet rotation, but also play a significant role in bearing the load carried by the motor.

In the development of electrification of power sources, in order to meet the requirements of environmental protection and stricter low energy loss, as well as achieve high reliability and long life, three types of high-performance bearings, namely tribology technology, have been continuously introduced and applied. Low energy loss technology and long-life technology are forces that can contribute to protecting the Earth's environment. We will also master these technologies as the most important mission for the next three categories and continue to promote related work.

Advantage

Three types of bearings can provide assistance

High purity materials provide excellent strength and durability for bearings; The unique heat treatment process better controls the hardness, toughness, and dimensional stability of bearings; Optimize the load distribution of rolling elements and reduce vibration levels; We optimize the internal geometric structure to reduce friction, wear, and heat generation, while also allowing the bearings to withstand significant axial and radial loads.

Mining machinery

The mining industry and market conditions are harsh, with heavy loads, debris and dirt, extreme temperatures, and other extreme conditions. These operating conditions make it very difficult and even dangerous for mining and cement plants to maintain continuous machine operation. The risk of worker injury and accidental shutdown always exists.

Customer demand

Extreme operating conditions

According to the characteristics of the mining industry, large equipment that works day and night, with hundreds of tons of huge loads, clogged filters, and rough dirt, dust, and gravel that need to be drilled into each shaft, gear, and bearing, mining equipment needs to be powerful to not be eliminated. Only by selecting the correct three types of bearings and performing appropriate maintenance can mining operators ensure high productivity and achieve the expected service life of the equipment.

Advantage

Three types of bearings can provide assistance

The anti debris bearings produced by three types of bearings can resist harmful pollutants; Ultra clean gas fusion steel has excellent performance in harsh application environments; The unique surface finish of the product can prevent wear and damage.

Industrial fan

The bearings in industrial fans operate at high speeds and relatively light radial loads. These bearings may also operate under extreme high or low temperature conditions, or in locations that are difficult to maintain. Air flow is often used to transport materials. Over time, materials will accumulate on the impeller, causing imbalance and even reducing the normal operating time and service life of the fan.

customer demand

The Challenge of Operating Life

Bearings in industrial fans typically operate at high speeds and carry relatively light radial loads. The operating environment is not protected and the temperature is particularly low. By using the airflow blown by the fan to transport materials, they will accumulate on the impeller, causing uneven operation. This will affect the operating time and lifespan of the fan. The operational difficulties often place high demands on bearing treatment plans in industrial fans.

Advantage

Three types of bearings can provide assistance

Three types of bearings provide manufacturers of high-quality fans, motors, and control systems with sealed and lifetime lubricated hybrid ceramic bearings to extend the service life of variable frequency drive fans and increase additional customer value; Provide insulated bearings to major manufacturers of heavy-duty cardboard boxes to solve stray currents. By introducing bearings through frequency converters, the reliability of large flue gas recirculation fans can be improved and maintenance and repair costs can be reduced.

textile machinery

Bearings used in textile machinery are used in harsh environments and require performance such as long service life, high speed, low noise, high temperature resistance, and smooth operation. The three types of developed textile machine bearings have outstanding performance and have been matched by multiple domestic textile machine factories. And it can rotate smoothly at high speeds, with characteristics such as small amplitude, low noise, long service life, and convenient maintenance.

Modern Equipment Models and Textile Machinery Direction

1、 Modern equipment models

1. Spinning machinery

1.1. Opening and cleaning equipment

The coiling machine of cotton spinning equipment is basically no longer in production and has been replaced by a combing machine.

German company Trutzler is recognized as a leader in the world cotton cleaning equipment market. Its company's TC 03 carding machine has a maximum output of 150-200 kg/(unit • h), and its opening and cleaning equipment includes BDT020 type and automatic opening machines, type cotton bales trolley, and a complete set of feeding and opening systems for cotton bales and chemical fiber bales, which can achieve optimal cotton bales laying without interruption.

1.2 Comber

The speed of the combing machine is generally above 400 nips/min, with a maximum of 550 nips/min and a maximum feeding capacity of 90 ktex. By further improving the structure and movement mode of the clamp plate, the vibration generated by reciprocating motion has been reduced, and the gripping ability and carding effect of the cotton web have been improved, ensuring the quality of the combed sliver during high-speed operation.

1.3 Drawing frame

The Tr ü tzschler TD03 drawing machine from Germany and the Unimax drawing machine from Vork Company in Italy have a U drawing speed of up to 1000m/min, and are equipped with Uster Company's USG type self leveling and sliver quality monitoring system on the uncoated drawing machine.

1.4. Roving Machine

The RO-WE-MAT 670 from Germany's Qingze Company represents a completely new concept of roving frames and is also the future development direction of roving frames.

1.5. Spinning Machine

The G30 spinning frame of Swiss company Lida is equipped with a second draft gearbox for long carriages with over 624 spindles, which is equipped with a dedicated motor that is synchronized with the dedicated motor of the first draft gearbox through a central frequency conversion control system.

1.6. Rotor Spinning Machine

The latest R40 rotor spinning machine from Swiss company Lida has the potential to produce 100 metric yarns at speeds of over 180000 r/min. The Autocoro 360 rotor spinning machine produced by German company Cilaifu can produce up to 100 metric yarns, with a maximum spinning speed of 150000 r/min. In addition, there are also BD-DI, BD-DIK, and BD-SD rotor spinning machines from Czech company Eletex.

1.7 Air jet spinning machine

Germany's Xusen Company produces Dlyfil 1000 and 2000 jet spinning machines. The 1000 type machine is suitable for cotton fibers and is an air jet spinning machine with double jet and double ply yarns.

1.8 Friction Spinning Machine

DREF33/96 friction spinning machine from Austrian company Feiler.

2. Weaving preparation machinery

2.1. Winder

The No.7-Vss Bobbin Trail and No.7-Vss Bobbin Trail FF automatic winding machines of Murata Company in Japan have both eliminated the traditional form of each single spindle belt yarn library and replaced it with a tube yarn tray form. This improvement greatly reduces the uncontrollable tension during the winding process and improves the winding conditions. The Autoconer 338 from Germany's Eurekon Blessing Company is known as an intelligent winding device controlled by sensors, reducing the generation of breakage and hairiness, and ensuring winding quality. The guide hook of the PW1 precision winding machine from SSM company in Switzerland is driven by a servo motor. The density of the package wound by the precision winding machine is 25% higher than that of ordinary packages, especially with good unwinding performance. Its maximum winding speed is 1200m/min, and the maximum diameter of the package is 280mm. The high-strength air splicer from Murata Company and the 928B air splicer from Mesdaw Company solve the problem of low strength at the splicing point of hemp spinning, especially in low count yarns, which can effectively exert the splicing effect.

2.2 Double twisting machine

The main international manufacturers of double twisting machines include Allma, Volk-mann, Hamel, all of which belong to the Saurer Group. Other manufacturers include Ratti from Italy, Murata from Japan, Savio from Italy, Lihua from Korea, and Dayuan. They are all famous for producing double twisting machines for various specifications of long and short fiber yarns.

3. Weaving machinery

3.1 Air jet loom

The ZAX series air jet loom from Tsuda Koku in Japan has a high speed and can be used up to 1000r/min; Stable rack; The re optimization design of opening and beating ensures that the weft yarn has sufficient time to pass through the small shed, and the weft insertion nozzle and valve have been improved, which can reduce air consumption by 10%; The level of microcomputer monitoring automation is high, and it is developing towards the direction of loom factory automation and CIMS. The OMNI loom of Picanol company in Belgium has a box width of 190cm and a speed of 1500r/min, with a jacquard machine running at 750r/min. Equipped with QSC rapid variety change system,

3.2 Water jet loom

The ZW405 water jet loom produced by Tsuda Ju Company in Japan has a box width of 140cm, a speed of 2000r/min, and a weft rate of 2800m/min.

3.3 Rapier Loom

At present, the main internationally renowned manufacturers of rapier looms are: Somet, Vanatex, and Sultex Textil companies under the ITEMA group in Italy, Smit, Panter, Picanol, and Dornier in Germany. Their mid range looms operate at speeds exceeding 600 r/min and the process insertion rate exceeds 1000 m/min.

3.4. Projectile Loom

The new Lean projectile loom launched by Swiss company Sulzer Luti has not made any new technological breakthroughs. Multiple weaving can be carried out simultaneously on a single loom, with combinations of different widths ranging from 33cm to 540cm.

2、 Textile Machinery Direction

1. In recent years, energy conservation and environmental protection have become increasingly strict in the environmental requirements of textile enterprises. Not only have multiple environmental protection policies been introduced, but also efforts have been made to eliminate outdated production capacity. "Energy conservation and environmental protection" has become the most concerned term for textile machinery enterprises at present. In addition to being able to produce products that meet market requirements, pursuing a green and sustainable development path is the true goal of the enterprise.

2. With the increasing trend of "survival of the fittest" among textile machinery enterprises, domestic textile machinery enterprises are facing both price competition from numerous domestic enterprises for homogeneous products and competition with high-end products from European and American countries. Therefore, by strengthening cooperation with domestic and foreign enterprises and universities in various forms, their competitive strength has been further improved.

3. With the increasing demand for high-end products in the domestic market, enterprises must strengthen their core competitiveness through continuous research and innovation. At the same time, for enterprises that have been continuously researching and developing, "replacing imported products" is their ultimate goal.

4. The textile machinery exhibition is a barometer of industry development. From this year's exhibition, the following trends can be seen: equipment digitization is developing towards intelligence; The development of automation from single machine to system; Energy conservation and environmental protection are developing towards high efficiency; Enterprises are developing from production-oriented manufacturing to service-oriented manufacturing.

5. In recent years, domestic textile machinery enterprises have faced challenges such as increased labor costs and "labor shortage". At the same time, enterprises have increasingly high requirements for precise control of equipment production processes. Solving problems, meeting challenges, and accelerating the process of enterprise machine replacement are the only way out.

Customer demand

Whether it is spinning or weaving, whether it is post finishing or pre spinning, whether it is cotton spinning or chemical fiber... modern textile machinery requires highly sophisticated equipment to work day and night with high output. Only by using suitable bearing components can you ensure a competitive advantage in production. 'Suitable' in this special situation means that bearing components can be suitable for high speeds, high loads, high reliability, and long operating life, whether they are contaminated by fibers or affected by corrosion. If your requirements for equipment manufacturing are the same, you have the same design and development philosophy as us. With years of successful experience in the textile machinery industry, the three categories have become leading development partners in this field.

Advantage

The use of textile machine bearings developed by three types of companies can bring:

Easy to install and reduce noise

Low vibration, low pollution

No oil leakage

Longer working life

Lower energy consumption

Easy to clean

Lightweight

Steel industry

The working conditions in the steel industry are harsh, with temperature and speed limits. Heavy and continuous impact load. Grinding dust, corrosive chemicals, and high humidity. The combined use of these conditions reduces the performance of the equipment, resulting in unplanned downtime and difficulty in effective equipment maintenance.

The current steel mills also face fierce global competition and environmental scrutiny. Profit? The demand for improving productivity, profitability, and sustainability is unprecedented.

Customer demand

Resist harsh conditions

Few industries can compare to the harsh working conditions of steel and other metal factories. Temperature and speed limits. Heavy and continuous impact load. Grinding dust, corrosive chemicals, and high humidity. The combined use of these conditions reduces the performance of the equipment, resulting in unplanned downtime and difficulty in effective equipment maintenance.

The current steel mills also face fierce global competition and environmental scrutiny. Profit? The demand for improving productivity, profitability, and sustainability is unprecedented.

Advantage

Bearings can provide assistance

The use of split or integral large self-aligning roller bearings in converters can enable rolling bearings to not only support a large amount of weight, but also withstand high impact loads; The rotating arm on the ladle rotating support equipment in the continuous casting production line is supported by large rolling bearings, thrust self-aligning roller bearings support the ladle, and cylindrical roller bearings are used to withstand overturning torque; At the inner support point of the driven roller, split roller bearings are used. In order to prevent the shaft from bearing the influence of high-temperature steel billet oxide scale and cooling water, the bearing seat needs to be water-cooled, and the sealing includes sheet seal and labyrinth seal; For non driven rollers or the outer support of driven rollers, integral self-aligning roller bearings can be used.