Pioneering sensor technology in textile innovation
Loepfe has redefined the landscape in textile manufacturing through cutting-edge sensor technology. For decades, Loepfe has been at the forefront of revolutionizing the textile industry, elevating the standards of quality and precision. Loepfe's sensors are designed to deliver unparalleled accuracy in detecting even the slightest imperfections in yarns before they are processed into a fabric. The range of innovation extends to yarn clearers, weft stop motions, and electronic tensioners.
But for Loepfe, it does not end with sensor technology. Finding and shaping sensor solutions means offering products, parts, services, and technologies to customers as part of a broader system. Through a diligent exploration of needs and application pain points, a deep understanding of markets delivers best-in-class and clever textile quality control systems.
And a clever textile quality control system makes a spinning mill profitable and efficient, and ultimately, makes everyday work for operators easier in spinning mills.
Advanced optical sensor technology
At the heart of Loepfe's yarn clearers lies advanced optical sensor technology. These sensors are designed to meticulously scan the yarn as it is being produced. They can detect a wide range of imperfections, such as knots, slubs, foreign fibers, thin and thick spots, and even color variations. The precision and sensitivity of these sensors are remarkable, allowing for the detection of defects that might escape the naked eye. This level of precision allows manufacturers to make immediate adjustments, reducing waste and enhancing productivity. With Loepfe's sensors, textile producers can now maintain consistent quality throughout the entire production process, from raw materials to the final product.
Sustainability through efficiency
As the textile industry grapples with sustainability challenges, Loepfe's sensor technology offers a solution. By minimizing defects and optimizing production, these sensors contribute to reducing material waste and energy consumption. This not only benefits the environment but also the textile manufacturers.
Global impact and innovation
Loepfe's commitment to innovation extends far beyond the confines of a single factory or region. These sensors are used by textile manufacturers around the globe, enabling the production of fabrics that meet the demands of a rapidly changing market. From fashion to automotive textiles, Loepfe's sensors are the bedrock of quality and innovation.
About Loepfe
Since its establishment in 1955 by the brothers Helmut and Erich Loepfe, the company has been the pacesetter for innovation in textile quality control. Loepfe has established itself in the field of optical yarn clearers with pioneering achievements. Today, Loepfe is considered worldwide as the specialist for integral quality control systems. 50% of worldwide staple yarn production is monitored by Loepfe yarn clearers.
The headquarters is in Wetzikon/Switzerland where Loepfe employs approximately 150 employees. The production location Switzerland guarantees stability and reliability. All Loepfe products are developed and manufactured in Switzerland. Loepfe is represented in all important textile markets by an international network of representations and service locations.
Loepfe quality is based on our employees‘ unique know-how and many years of experience. They do outstanding work. Loepfe invests systematically in research and development. We know the complex requirements of the textile industry and provide tailor-made solutions and state-of-the-art technology. We keep an eye on the future and are working on tomorrow’s solutions, today.
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Innovations
FIRST yarn clearer with dual measurement
YarnMaster® PRISMA - A WORLD FIRST
- DM-Sensor (Dual Measurement)
- RGB F-Sensor
- P4-Sensor 4rd Generation
The trusted choice for rotor yarn clearing
YarnMaster® EOS
- Reliable quality control
- Unrivaled production stability
- 100% online quality assurance
Thermal fabric separation
WeftMaster® CUT-iT
Digitally controlled thermo
cutters for separation of
fusible synthetic fabrics
Proficient yarn clearing
YarnMaster® ZENIT+
- P3-Sensor 3rd Generation
- Polypropylene
- Extended classification for Fancy Yarn
Optical yarn defects sensor for filament yarns
WeftMaster® FALCON-i
- Prevents smallest yarn defects in fabrics
- Applicable independently from machine
- Easy, intuitive user interface
For rotor yarn clearing
YarnMaster® 1N1
Online detection of moiré effects,
yarn count faults, sliver faults
and CV% off-standard
Get the most out of rotor yarn
YarnMaster® 3N1
- Consistent basic yarn clearing
- Reliable foreign matter detection
- Secure detection of white and transparent polypropylene
P2 polypropylene sensor
YarnMaster® ZENIT(C)
- P2-Sensor 2nd Generation
- Polypropylene
- LZE-III
PIONEER in the detection of polypropylene
YarnMaster® ZENIT
- First Polypropylene simultaneous dark/bright foreign matter
- First Touch Screen
- LED Information Interface on Sensing Head
PIONEER in the detection of hairiness
YarnMaster® SPECTRA
- LabPack
- online IPI
- online SFI and SFI/D
- LabPack
PIONEER in the detection of foreign matters
YarnMaster® 800/900
- First Foreign matter detection.
- First online Classification.
- MillMaster - Centralized
FIRST electronic weft brake for projectile looms
WeftMaster® SFB
Automatic weft thread brake
for projectile and
rapier weaving machines
Detects all knots in running yarn
WeftMaster® KW-1
- Fast reaction for high machine efficiency
- Processes all kinds of yarns
- Easy operation and easy change of settings
Weft stop motion for air-jet weaving machines
WeftMaster® SWA
- High reliability for detection, avoiding false machine stops
- Even with threads as thin as 7μm (which is ten times thinner than a human hair!)
Universal piezoelectric yarn stop motion.
WeftMaster® FWL
- Finest yarns up to coarse tapes are reliably monitored
- For yarn, thread, and tape processing machines
- Without additional tension and with only little deviation
Weft stop motion for projectile weaving machine
WeftMaster® SFW
- High reliability for detection, avoiding false machine stops
- Even with threads as thin as 7μm (which is ten times thinner than a human hair!)
Weft stop motion for rapier weaving machines
WeftMaster® SW-G
- High reliability for detection, avoiding false machine stops
- Even with threads as thin as 7μm (which is ten times thinner than a human hair!)
FIRST Loepfe yarn clearer
WeftMaster® FR1
- Length
- Diameter
FIRST electronic weft monitoring in the textile industry
WeftMaster® LF
Opto-electronic bobbin feeler
for shuttle weaving machines
