A thermal control apparatus including a body defining a centerline axis extended along a height and a circumferential direction extended relative to the centerline axis. The body forms a flow circuit therethrough, an inlet opening, and an outlet opening each in fluid communication with the flow circuit. The flow circuit is extended in parallel flow arrangement along the circumferential direction from the inlet opening to the outlet opening. A cavity is extended at least partially through the body along the centerline axis. A thermal control system includes the thermal control apparatus, a fluid flow device configured to provide a flow of heat transfer fluid to the apparatus through the inlet opening and to receive the flow of heat transfer fluid from the outlet opening of the apparatus, and a flow conduit providing fluid communication of the flow of heat transfer fluid between the fluid flow device and the apparatus.

A laser processing apparatus includes: an electro-optical element; a laser irradiation unit that irradiates the electro-optical element with laser; a pair of electrodes provided on both sides of the electro-optical element so as to sandwich the electro-optical element therebetween; a cushioning material having conductivity provided between the pair of electrodes and the electro-optical element; a shield material that is provided on an incident side of the electro-optical element, in an irradiation direction of the laser intersecting a direction in which a voltage applied by the pair of electrodes is applied, and prevents incidence of the laser onto the cushioning material; and a cooling unit that cools the shield material. The cooling unit includes a cooling block and a pipe connected to the cooling block.

An additive manufacturing apparatus comprises a processing chamber (100) defining a window (110) for receiving a laser beam and an optical module (10) The optical module is removably-mountable to the processing chamber for delivering the laser beam through the window. The optical module contains optical components for focusing and steering the laser beam and a controlled atmosphere can be maintained within the module.

In various embodiments, a laser emitter such as a diode bar is cooled during operation via jets of cooling fluid formed by ports in a cooler on which the laser emitter is positioned. The jets strike an impingement surface of the cooler that is thermally coupled to the laser emitter but prevents direct contact between the cooling fluid and the laser emitter itself.

A system for connecting electronic assemblies, in particular a soldering and/or sintering system, has a transport device for conveying the assemblies through the system, with a plurality of gas-tightly separable modules for connecting the assemblies to one another. At least one module is a soldering and/or sintering module and one module is a cooling module. Between the soldering/sintering and the cooling module, a further module is a soft cooling module for cooling between a process temperature of the soldering or sintering module and an intermediate temperature, in particular below a solder solidification temperature. In a soldering or sintering module in a gas-tightly sealable process chamber, in particular in the soft cooling module, at least one heat source is contactable with the assemblies for heating the assemblies and at least one cold trap is arranged, having in operation a surface temperature which is lower than a heat source operating temperature.

The disclosure relates to a beam-forming unit for forming a laser beam and focusing the laser beam onto a workpiece. The unit includes a movable component, an immovable component, and a cooling system configured for movement of a cooling medium to actively cool the movable component. The cooling system has-a cooling water circuit on the immovable component configured for water cooling of both the immovable component and the cooling medium.

An inline thermal treatment system for thermally treating a continuous product includes a housing comprising a first opening and second opening respectively configured to allow the continuous product to enter and to exit the housing. The system includes at least one laser coupled to a laser power source and configured to output at least one laser beam that impinges upon and heats the portion of the continuous product.

A laser irradiation apparatus (1) according to an embodiment includes an optical-system module (20) configured to apply laser light (L1) to an object to be irradiated, a shield plate (51) in which a slit (54) is formed, through which the laser light (L1) passes, and a reflected-light receiving component (61) disposed between the optical-system module (20) and the shield plate (51), in which the reflected-light receiving component (61) is able to receive, out of the laser light (L1), reflected light (R1) reflected by the shield plate (51).

A method and an apparatus of a powder bed fusion additive manufacturing system that enables a quick change in the optical beam delivery size and intensity across locations of a print surface for different powdered materials while ensuring high availability of the system. A dynamic optical assembly containing a set of lens assemblies of different magnification ratios and a mechanical assembly may change the magnification ratios as needed. The dynamic optical assembly may include a transitional and rotational position control of the optics to minimize variations of the optical beam sizes across the print surface.

An apparatus for thermally joining thermoplastic fiber composite components includes a pressurization arrangement for jointly covering, at least in a region of a joining zone, thermoplastic fiber composite components to be joined and applying pressure to the thermoplastic fiber composite components to press the thermoplastic fiber composite components against one another, at least in the joining zone, the pressurization arrangement being flexible, at least in some section or sections. A welding device is configured for welding the fiber composite components in the joining zone during pressurization. The pressurization arrangement and welding device are configured to weld the thermoplastic fiber composite components in a pressurized state in the joining zone. The pressurization arrangement is configured to maintain pressurization independently of the welding device until the joining zone solidifies. A cover is also disclosed for a pressurization device for thermally joining thermoplastic fiber composite components.