The invention relates to a mold (200) for producing a foam cladding (120) made of plastic on a planar component (100) or for producing a foamed plastic part (120), comprising a mixing head (300) for producing liquid plastic from at least two components, at least one first cavity (240) for receiving the plastic in order to form the foam cladding (120) or to produce the foamed plastic part (120), a sprue channel (210) for connecting the mixing head (300) to the at least one first cavity (240), and a further cavity (220), which is formed at the transition of the sprue channel (210) to the first cavity (240) and widens the sprue channel (210). For automated cutting of a tag-like sprue, which would otherwise adhere to the foam cladding, the invention provides that a sprue cutter (400) having at least one slide (410) is movably mounted on the mold (200), which slide can be moved by means of at least one actuating cylinder (450) in the direction of the sprue channel (210) toward the first cavity (240) and, in an end position of the movement of the slide, closes off the first cavity (240) from the sprue channel (210) and/or from the further cavity (220) by means of at least one edge (414) and/or contour (412).

An injection-molding method includes providing an extruding system configured to produce a mixture, a first discharging channel including a first outlet, a second discharging channel including a second outlet, and a molding device including a space and first and second feeding ports communicable with the space and respectively engageable with the first and second outlets; engaging the first outlet with the first feeding port; engaging the second outlet with the second feeding port; injecting the mixture through the first outlet and the first feeding port; and injecting the mixture through the second outlet and the second feeding port.

An opening/closing device (14) includes: a stationary platen (20), a movable platen (22) capable of moving toward or away from the stationary platen (20), an opening/closing mechanism (28) having a plurality of toggle links (30, 31, 32) at least one (32) of which is connected to the movable platen (22); a driving device (37) including a cross head (26) connected to at least one (30) of the toggle links and capable of moving the movable platen (22), and a control portion (50). The control portion (50) is configured to control the cross head (26) such that the movable platen (22) moves at fixed speed during fine die-opening operation.

An injection-molding system includes an extruding system configured to produce a mixture; a discharging channel communicable with the extruding system and including an outlet configured to discharge the mixture; and molding devices configured to receive the mixture. Each of the molding devices includes a hollow space, and a feeding port communicable with the hollow space and engageable with the outlet. An injection-molding method includes providing an extruding system configured to produce a mixture, a discharging channel including an outlet, and first and second molding devices; engaging the outlet with the first molding device; injecting the mixture into the first molding device; disengaging the outlet from the first molding device; moving the discharging channel away from the first molding device and toward the second molding device; engaging the outlet with the second molding device; injecting the mixture into the second molding device; and disengaging the outlet from the second molding device.

An injection-molding system includes an extruding system configured to produce a mixture; a discharging channel communicable with the extruding system and including an outlet configured to discharge the mixture; and molding devices configured to receive the mixture. Each of the molding devices includes a hollow space, and a feeding port communicable with the hollow space and engageable with the outlet. An injection-molding method includes providing an extruding system configured to produce a mixture, a discharging channel including an outlet, and first and second molding devices; engaging the outlet with the first molding device; injecting the mixture into the first molding device; disengaging the outlet from the first molding device; moving the discharging channel away from the first molding device and toward the second molding device; engaging the outlet with the second molding device; injecting the mixture into the second molding device; and disengaging the outlet from the second molding device.

A manufacturing line for manufacturing a multilayer foam panel member including: (a) a storage of the components for a foam-forming fluid reactive mixture; (b) a dosing system for flowing the components of the foam-forming fluid reactive mixture to a chamber for mixing the components of the foam-forming fluid reactive mixture to form foam-forming fluid reactive mixture; (c) a flexible fluid dispensing device for receiving the foam-forming fluid reactive mixture; (d) a means for flowing the foam-forming fluid through the flexible fluid dispensing device to dispense the foam-forming fluid; (e) a moving first bottom sheet substrate for receiving the foam-forming fluid dispensed from the flexible dispensing device; (f) a means for allowing the foam-forming fluid to react, as the fluid travels on the moving bottom sheet substrate, wherein a foam material forms inbetween the moving first bottom sheet substrate and a second top sheet substrate to form a panel structure; (g) a panel structure comprising the foam material disposed inbetween the top metal sheet and the bottom metal sheet; (h) a means for curing the foam material to form an integral part of the top and bottom sheet substrates and to form a cured panel structure; and (i) a cutting means for cutting the panel structure into predetermined discrete panel member sections; and a process for manufacturing a multilayer foam panel member using the above manufacturing process.

An injection-molding method includes providing an extruding system configured to produce a mixture, a first discharging channel including a first outlet, a second discharging channel including a second outlet, and a molding device including a space and first and second feeding ports communicable with the space and respectively engageable with the first and second outlets; engaging the first outlet with the first feeding port; engaging the second outlet with the second feeding port; injecting the mixture through the first outlet and the first feeding port; and injecting the mixture through the second outlet and the second feeding port.

An injection-molding system includes an extruding system configured to produce a mixture; discharging channels communicable with the extruding system, wherein each of the discharging channels includes an outlet; and a molding device configured to receive the mixture from the outlets and including a space and feeding ports correspondingly engageable with the outlets. An injection-molding method includes providing an extruding system configured to produce a mixture, a first discharging channel including a first outlet, a second discharging channel including a second outlet, and a molding device including a space and first and second feeding ports communicable with the space and respectively engageable with the first and second outlets; engaging the first outlet with the first feeding port; engaging the second outlet with the second feeding port; injecting the mixture through the first outlet and the first feeding port; and injecting the mixture through the second outlet and the second feeding port.

The invention relates to a mold (200) for producing a foam cladding (120) made of plastic on a planar component (100) or for producing a foamed plastic part (120), comprising a mixing head (300) for producing liquid plastic from at least two components, at least one first cavity (240) for receiving the plastic in order to form the foam cladding (120) or to produce the foamed plastic part (120), a sprue channel (210) for connecting the mixing head (300) to the at least one first cavity (240), and a further cavity (220), which is formed at the transition of the sprue channel (210) to the first cavity (240) and widens the sprue channel (210). For automated cutting of a tag-like sprue, which would otherwise adhere to the foam cladding, the invention provides that a sprue cutter (400) having at least one slide (410) is movably mounted on the mold (200), which slide can be moved by means of at least one actuating cylinder (450) in the direction of the sprue channel (210) toward the first cavity (240) and, in an end position of the movement of the slide, closes off the first cavity (240) from the sprue channel (210) and/or from the further cavity (220) by means of at least one edge (414) and/or contour (412).

An injection-molding system includes an extruding system configured to produce a mixture; discharging channels communicable with the extruding system, wherein each of the discharging channels includes an outlet; and a molding device configured to receive the mixture from the outlets and including a space and feeding ports correspondingly engageable with the outlets. An injection-molding method includes providing an extruding system configured to produce a mixture, a first discharging channel including a first outlet, a second discharging channel including a second outlet, and a molding device including a space and first and second feeding ports communicable with the space and respectively engageable with the first and second outlets; engaging the first outlet with the first feeding port; engaging the second outlet with the second feeding port; injecting the mixture through the first outlet and the first feeding port; and injecting the mixture through the second outlet and the second feeding port.