
Modular system concepts
FOR STANDARDISED HYBRID COMPONENT PRODUCTION Cost pressure, variant diversity and the associated low volumes require the corresponding adaptability and flexibility of production systems. In order to meet these requirements, consistent modularisation and standardisation is required. From a robust six-axis robot, a modular gripper system and process assemblies to an icon-based programming interface, we have everything you need for future-proof production.

Modulare Baukastensysteme

Modulare Transportbänder

Mold construction
Our services at a glance: High-performance precision injection molds, with core working steps all realised without exception in in-house processes at LEGROM In-house project management Simulation of temperature control, filling behaviour, shrinkage and warping 3D-based mold design (Step, Catia, IGES, Solidworks interfaces) 3D simulations State-of-the-art equipment Automated EDM centres Electrode production on automated HSC milling centres Palletised hard milling, sinker and wire EDM Mold maintenance Prototype production Mold sizes up to 546 x 646 mm Cost-effective injection molds from Eastern Europe and Asia Short delivery durations for injection molds Prototype molds with a short delivery duration Prototype construction Time to market – a factor which is increasingly important today. It is therefore possible at LEGROM to generate parts in good time which correspond to series parts. LEGROM has a variety of standard mold forms with different concepts into which mold inserts with different functions can be integrated. Sample parts which often do not differ from series parts can be manufactured rapidly and inexpensively in this manner. Sophisticated mold concepts enable the realisation of most sprue types, different slide directions and core pulls. LEGROM offers its customers the chance to create high-quality samples in good time with this concept, and several thousand of these can also be manufactured to a consistent quality level. We can create prototypes of every kind for you for demonstration purposes, initial trial series or small-scale series: Stereolithography Laser sintering Vacuum molding 3D printing Milled plastic or aluminium parts Prototype molds adapted to suit your quantities

Mold core upper part with brazed copper pins
Formkernoberteil mit eingelöteten Kupferstiften zur besseren Wärmeableitung

Mold design
The design of an injection molding tool begins with precise 3D modeling of the mold in Cimatron. This powerful CAD/CAM system enables the detailed elaboration of complex geometries and the efficient planning of all tool components. The injection molding process is then simulated using CadMould to analyze and optimize filling behavior, cooling, and potential sources of error at an early stage. This enables us to ensure high quality, functionality, and cost-effectiveness of the mold even before production begins.

MoldControl servo controls
The MoldControl servo controls including control panel offer an innovative operating concept with which all important parameters and functions are displayed clearly and quickly accessible. A fundamentally revised software and hardware makes our latest generation an intuitive and seamless addition to any injection molding application.

Moldex3D - DESIGN AND OPTIMIZATION OF INJECTION MOLDING PROCESSESprocess optimization from the first development step to final component production.
Moldex3D – IN-DEPTH ANALYSIS, CONCLUSIVE AND PRECISE Moldex3D is the leading 3D CAE software solution for the design and optimization of the injection molding process and delivers reliable, conclusive and accurate results for component, tool and process optimization from the first development step to final component production. The modular design of the Moldex3D software package is individually adaptable to the needs and requirements of your products injection molding applications. The basic modules cover all process steps, from filling to the packing phase and 3D mold cooling right up to the final calculation of distortions. Thus, questions regarding tool and process optimization as well as the manufacturability of the component can be analyzed comprehensively. Extended modules additionally offer the user extensive and in-depth application options for the analysis, optimization, problem identification and solution of molded part and tool designs or even special manufacturing processes. Among other things, calculations of fiber orientation, cavity deformations, the curing process and the distortion of reactive molding compounds such as thermosets and elastomers or the modeling of multi-component systems are possible. The designer can select the exact appropriate tool from a wide range of calculation possibilities and functionalities: Further details: Solutions – Moldex3D on www.simpatec.com.

Moldflow Consulting Services
Plastics Engineering Group (PEG) – Your Partner for Professional Injection Molding Simulation For over 30 years, the Plastics Engineering Group (PEG) has been helping companies optimize their plastic products for smooth manufacturing while improving cost and energy efficiency. One of our key strengths is the integrated support with FEM simulations, ensuring that your products reliably withstand individual load and stress conditions. Our expertise is widely recognized by leading OEMs and across the plastics industry. Through potential analyses and targeted optimizations, we have already helped numerous clients enhance product quality and reduce costs. If you are looking for a reliable, experienced partner to support the development and optimization of your plastic products, PEG is the perfect choice.

Molding Device MoldLine 205 BASIC
The device from Schäfer is suitable for the molding of hotmelt polyamides on technical components. This provides insulation and mechanical protection for specific assemblies, allowing them to withstand extreme conditions such as heat, dust, or moisture. The MoldLine 205 BASIC consists of a control unit with a melting tank and a molding dispenser for the quick provision of molten hotmelt material. The molding device enables a wide range of applications — from free molding, known as “potting,” in housings to the precise filling of small tool molds. Our high-quality hotmelt adhesives are ideal for technological applications and offer a variety of advantages. They provide rapid curing, enabling efficient production. Additionally, they are versatile and can be applied to various surfaces. Their strong adhesion ensures high durability, while their high temperature resistance guarantees reliable connections in demanding conditions. The MoldLine 205 BASIC offers: - Stepless temperature adjustment for flexible adaptation - High-performance components for short heating times - Temperature setting via LED display - Molding pressure adjustment via manometer - Compact design for easy handling With the hotmelt molding device, Schäfer provides a cost-effective solution suitable for the production of prototypes as well as small batch sizes.

Molding Machine MoldLine 2632 EXTENDED
The molding machine from Schäfer is designed for overmolding hotmelt polyamides on technical components. This provides insulation and mechanical protection for specific assemblies, allowing them to withstand extreme conditions such as heat, dust, or moisture. The powerful machine is designed for maximum productivity in large batch sizes, making it ideal for applications in the automotive, electronics, and sensor industries. The low-pressure molding machine stands out for its modern design. Equipped with a direct-feed single-screw extruder and three heating zones, it is ideal for processing various hotmelt adhesives and unfilled thermoplastics. The compact and modular construction allows seamless integration into existing production lines, enabling efficient automation. With a heating time of less than 20 minutes, the hotmelt molding machine is quickly ready for operation. The servomotor-driven closing device is adjustable so that the ideal closing force is used for the application, thus achieving high energy efficiency. Optical process monitoring is an optional extension for quality assurance in production. Advantages of the machine - Maximum flexibility through processing of numerous materials - High process stability thanks to intelligent drive system - Sliding table for optimized process flows and short cycle times - High energy efficiency through servo-driven single screw extruder - Integrated pressure sensor at the potting head for continuous process monitoring - Compact design for integration into production lines - Easy cleaning through automatic material flushing

Molding Machine MoldLine 850 BASIC
The molding machine from Schäfer is designed for molding hotmelt polyamides on technical components. This provides insulation and mechanical protection for specific assemblies, allowing them to withstand extreme conditions such as heat, dust, or moisture. The powerful machine is designed for high productivity in medium-sized batch sizes, making it ideal for various applications in the automotive, electronics, and sensor industries. The components are precisely positioned and fixed in the tool before the machine takes over the process completely: it automatically closes the tool, accurately positions the nozzle at the molding channel, and controls the material dosage into the mold area. Modern sensors continuously monitor the temperature, ensuring consistently high quality and perfect molding results. The machine consists of a melting device and the molding unit. One tool upper part is fixed, while two lower parts are located on the integrated change table. This movable table allows parts to be removed and reloaded during the machine processing in the other tool. The seamless changeover results in impressive cycle times, making it ideal for series production in the industry. The low-pressure molding machine enables: - Automatic closing of the molding tool - Automatic movement of the injection head - Lateral movement of the lower part of the injection tool to the process position - Electronic control of injection, holding, and cooling time Advantages of the Machine - Flexibility through processing of numerous materials - No downtime and short cycle times - Reproducible results and high quality - Automatic processes for high process reliability - Maximum productivity in changeover operation - Ergonomic loading with sliding table

Molding Material
The Henkel brand TECHNOMELT is our first choice for industrial bonding with hot melt adhesives and offers optimal results in manufacturing processes. TECHNOMELT adhesives enhance operational efficiency through their reliability and high quality. The diverse materials, such as polypropylene, polyurethane, co-polyamide, co-polyester, Santoprene, TPE, Elastollan, and Hytrel, enable a wide range of application possibilities. They impress with rapid curing, strong adhesion, and high temperature resistance for demanding connections. We are happy to advise you and assist in selecting the appropriate material for your application.

Molding Parts
We produce high-quality molding parts in small and medium-sized series with hotmelt as well as other molding materials. Our extensive expertise in processing these materials allows us to offer customized solutions for a variety of applications. Typical applications include: - Injection molding of seals on components and assemblies. - Encapsulation of cable connections such as crimp connections. - Encapsulation of electrical components such as circuit boards and sensors. The Henkel brand TECHNOMELT is our first choice for industrial bonding with hot melt adhesives and offers optimal results in manufacturing processes. TECHNOMELT adhesives enhance operational efficiency through their reliability and high quality. The diverse materials, such as polypropylene, polyurethane, co-polyamide, co-polyester, Santoprene, TPE, Elastollan, and Hytrel, enable a wide range of application possibilities. They impress with rapid curing, strong adhesion, and high temperature resistance for demanding connections. We are happy to advise you and assist in selecting the appropriate material for your application.

Molding Tools
Hotmelt molding tools from Schäfer serve to overmold, shape and seal electric components to encapsulate and protect them from adverse environmental effects, such as moisture and dirt. Schäfer constructs and fabricates low-pressure hotmelt molding tools that are specifically adapted to the processing system used. The tools are particularly suited for use with the hotmelt machines in the low-pressure process.
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