Complete technology for the welding and processing of plastics

Excellence in Hot Plate Welding High-temperature welding (at 430° C) of the panels of a centre console, leather-covered and ocked. High-temperature welding (at 430° C) of the panels of a centre console, leather-covered and ocked. Below: Hot turn table machine for large lot sizes, here in clothes iron production.

Hot plate welding machines with contact heating Joining of thermoplastics using heat and pressure: Horizontal or vertical movement of the parts being joined during the 2-stage production process. Depending on the specic application and lot sizes, machines are designed as semi-automatic or fully automatic production lines, manually loaded fully-automatic machines, systems with upstream turntables, or complete turntable systems. Highly suitable for the joining of more than two components (bielomatik‘s record: 34 parts for a fuel tank). Very cost-effective welding process. Thanks to constant welding...

Excellence in Infrared Welding Welding with infrared. Centre: Flexible, cost-effective production by means of standardized infrared surface radiator and easy-to-change masks that are adapted to the weld zone geometry. Below: Radiator unit of an infrared welding machine for welding large components, in this case the chassis of a hot water high-pressure cleaner.

Infrared welding machines for non-contact heating Fast, non-contact heating of the parts via radiant energy with short-wave infrared radiators: Can be used on horizontal 2-stage hot plate welding machines or on vibration welding machines for preheating or pure IR welding. Complex technical plastics with Weld with non-contact higher temperature resistance can be heating via infrared. joined in a 2-stage process without the melt that is generated sticking to the hot plate. Compensation for unevenness in parts, signicantly reduced size of weld bead compared to conventional pure contact welding....

Natural gas-operated burner element for melting with gas convection. Welding machine with newly-developed gas convection heating element with integrated automatic ignition and temperature regulation, which has been awarded the “Innovation prize for planning, research and development” of the German gas industry.

Gas welding machines for non-contact heating Non-contact melting process using radiation and gas convection with hot exhaust gases that are directed at the weld seam via the burner element: Complex technical plastics with higher temperature resistance can be joined in a 2-stage process without the melt that is generated sticking to the hot plate. Greatly reduced oxidation of the material thanks to low oxygen content of the hot gas. Operation with natural gas, very attractive energy balance compared to all other melting processes. Servomotor-driven presses. Weld seam with noncontact heating by...

Excellence in Friction Welding Air ducts of an automobile instrument panel during friction welding in double blank on a K 3215 series machine. Vibration welding machine of the K 3220 series in automobile production (instrument panels). Below: Fully-automatic production line for a vibration-welded air lter module.

Friction welding machines using linear vibration or spinning Melting of the thermoplastics using contact surface friction: Practically unlimited options with regard to materials selection and design, well-suited for large components. Different machine models for all sizes of plastic parts, creation of customer-specic special sizes. Flexible production systems – can be used variably for industrial mass production in the automotive sector, in the electrical and packaging industries, and in the white goods industry. High weld strengths. Extremely short cycle times, quick tool changing. Simple operation...

Excellence in Laser Welding Production of a designer chair using a contour laser with an absolutely structurally stable weld. Double laser welding technology system for the machining of large and three-dimensional joint geometries. Below: Laser welding machine with pass-through operation, alternating welding in double blank (laser beam simulated in photograph).

Welding machines for the laser transmission process Joining of translucent and opaque plastic parts using concentrated radiation from bre-coupled diode lasers (if necessary also Nd:YAG solid-state lasers or bre lasers) with the laser transmission or quasi-simultaneous process: Shock-free, vibration-free welding process. High weld strength approximating the base material strengths, comparable to those in hot plate and vibration welding. Laser powers from 50-500 W, scanning welding heads for max. velocities of 10 m/s. Moulded part tolerances are melted off in a controlled manner (with weld bead)....

Excellence in Ultrasonic Welding Combined ultrasonic vibration system. K 3500 ultrasonic welding machine during processing of automobile instrument panels. Below: Welding of airbags with ultrasonic technology.

Ultrasonic welding machines as special systems Heating and plasticizing of the moulded parts through the effects of ultrasonic waves, which are converted into mechanical vibrations in the joint area, and which cause heating through absorption and reection of vibrations, and contact surface friction: Available as special welding machines and as integrated complete solutions in combination with other processes. Modular construction for exible system concepts (link, sliding table, shuttle or rotary table). Application examples: • Connections with special welding positions and multiple welding operations...

Excellence in Thermal Contact / Impulse Welding K 3315 compact module, equipped for the welding of blister packs using the thermal impulse welding process.

Thermal impulse welding machines Thermal welding of plastic lms or moulded parts via a strip heater with impulse heating: Individually created tools with practically any desired strip heater geometry (even 3D applications). Special strip heater alloy with low coefcient of thermal expansion in temperature ranges up to 250° C ensure constant weld quality. Heat input from the outside, welding on the opposite side. Quick heating-up and cooling-down times and constant quality of the weld under various process conditions and by means of integrated temperature regulation with continuous measurement...