Abstract: A fiber reinforced thermoplastic part with integral fittings is compression molded. A slug of pre-consolidated, fiber reinforced thermoplastic is heated until flowable and then injected into a mold tool to form both the part and the fitting.

Abstract: A injection molding machine includes a power device including a movable plate, a primary motorized cylinder having a primary threaded rod screwed through the movable plate, a secondary motorized cylinder having a secondary threaded rod screwed through the movable plate, a first starter mounted on the primary motorized cylinder and connected with a controller, and a second starter mounted on the secondary motorized cylinder and connected with the controller. The second starter contains a bias factor command and a preset output command. Thus, the normal torque output of the secondary motorized cylinder is close to that of the primary motorized cylinder by control of the bias factor command, and the preset output command limits and prevents the normal torque output of the secondary motorized cylinder from being greater than that of the primary motorized cylinder.

Abstract: Plastic powder/dust is cyclonically pulled into the loading chamber by vacuum. The finer dust rises due to the flow of air upwardly through a separation chamber, and a coaxially arranged intensifying chamber communicates with the lower portion of the loading chamber by a tube that recovers the finer dust. At least two filters between the vacuum unit and the separator, are sequentially activated during phases of successive cycles, so the inactive filter can be cleared of dust by admitting ambient air so the cleared dust is delivered to the loading chamber. Multiple miniature cyclonic separators are provided atop the primary loader in a version without filters.

Abstract: In a molding cycle, one process (intermediate process) is provided between an injection process and a packing process, and conditions for switching from the injection process to the intermediate process and switching from the intermediate process to the packing process are set individually. In the intermediate process, an injection pressure is detected and a target pressure is obtained based on the injection pressure. Pressure control in the intermediate process is performed based on the set target pressure.

Abstract: This injection apparatus injects and fills the inside of a mold with a molding material, and increases the pressure. The injection apparatus is provided with a unit for a low speed step, a unit for a high speed step, a unit for a pressure increasing step, and an injection plunger. A rod of a first unit, which is any one of the three units, is mechanically coupled to the injection plunger. A rod of a second unit, which is one of the two units other than the first unit, is mechanically coupled to the first unit. A rod of a third unit, which is the unit other than the first and second units, is mechanically coupled to the second unit.

Abstract: In an injection molding machine provided with an injection member (injection screw or plunger) having a check valve, a process position of the injection member such as a metering completion position or an injection speed switching position is changed at every predetermined cycle. Thus, it is possible to periodically change a position inside a cylinder which is easy to wear and to reduce the frequency of performing the maintenance of a purging or disassembling and cleaning.

Abstract: Drive apparatus (1, 101), in particular for driving a worm of an injection molding machine, which worm is arranged coaxially with respect to an injection molding cylinder, having a housing (9, 109) which is mounted such that it can be displaced in an axial direction of the housing (9, 109) and is fixed rotationally, an output shaft (21, 121) which is mounted non-displaceably and rotatably in the housing (9, 109), a rotational drive (5) which is arranged in the housing (9, 109) for the rotational drive of the output shaft (21, 121), and a translatory drive (3) which is arranged in the housing (9, 109) for the translatory drive of the housing (9, 109).

Abstract: An injection molding machine includes a molding machine controller having a computer function to perform molding by controlling a mold clamping device that clamps a mold and an injection device that injects and charges resin, plasticized and molten by rotation of a screw inside a heating cylinder, into the mold by advancement of the screw. The molding machine controller includes a mode selecting function that selects either of two modes of an injection side setting priority mode for injecting and charging the resin by giving priority to a molding condition set on the injection device side and a mold clamping side setting priority mode for injecting and charging the resin by giving priority to a molding condition set on the mold clamping device side. A setting screen display function for displaying an injection side priority setting screen and displaying a mold clamping side priority setting screen is provided.

Abstract: The invention relates to a method and a device for producing and treating plastic pellets. According to said method, a melt of the plastic material is granulated to give pellets, the pellets are cooled in a cooling fluid, the pellets are separated from the cooling fluid and the pellets are crystallized. The device according to the invention is characterized by comprising a control unit which monitors the crystallization step and controls the method in such a manner that, in case of a disturbance of crystallization, the pellets are supplied to an intermediate storage alter separation of the pellets from the cooling fluid and, as soon as the disturbance is removed, the pellets temporarily stored in the intermediate storage are supplied to crystallization and are crystallized.

Abstract: An apparatus and method for the production of substitute skin that advantageously reduces the amount of donor dermal cells needed from non-wound areas of a patient having a wound to be auto-grafted is reduced by using all of the harvested skin cells. A 3D printer is used to construct a wound graft product from the harvested skin cells without wasting any of the harvested skin cells. In a case of an irregularly shaped wound, wastage of harvested skin associated with trimming is avoided.

Abstract: A printing station teaching a control chamber for printing that is either part of the 3D printer or in which the 3D printer is enclosed. Additionally, the printing station must be equipped with assembly directions for building various devices from two or more printed component parts, an inventory of non-printable parts, a robot or other automated means for selecting and combining component parts into devices, as well as downloadable software and encryption for securing the devices and limiting their applications. Additionally, the printing station teaches a chamber either integrated with or enclosing the 3D printer to provide temperature, pressure, and humidity control during the printing process.

Abstract: A molding apparatus for making a continuous molded article or continuous series of molded articles generally includes a pair of spaced-apart molding assemblies, which cooperatively generate a movable mold having a dynamic mold-cavity therein, each of the molding assemblies including a series of movable mold segments, which are adapted to fit together to form a portion of the dynamic mold-cavity, a drive mechanism for conveying the mold segments along a path, and a dispenser for dispensing a moldable, expandable material into the dynamic mold-cavity.

Abstract: A method and a machine account for changes in material properties of molten plastic material during an injection run. A change in a control signal is calculated by a controller during the injection molding run. If the change in the control signal indicates a change in material flowability, the controller alters a target injection pressure to ensure that molten plastic material completely fills and packs a mold cavity to prevent part flaws such as short shots or flashing.

Abstract: A stack forming apparatus according to embodiments comprises a nozzle and a controller. The nozzle is configured to selectively inject more than one kind of material to a target and to apply laser light to the injected material to melt the material. The controller is configured to control the kind and supply amount of material to be supplied to the nozzle.

Abstract: Disclosed apparatus and method to extrude a honeycomb, providing correction in bowing of the extruded honeycomb structure, employs a deflector device having a base plate including an opening aligned in a direction parallel to the extrusion axis through which the plastic material is conveyed to the die. The deflector device includes a bow plate movably mounted to the downstream or upstream side of the base plate. The bow plate includes a constant area aperture. The deflector device positioned upstream of extrusion die imparts a degree of bow reduction by the position of the constant area aperture over the opening imparting a pressure drop gradient on the flow stream entering the die.

Abstract: In a liquid resin molding apparatus including a mold, an injection machine, a metering/supplying mechanism for metering a liquid resin material and supplying a metered amount of liquid resin material to the injection machine, and a pump for pressure-feeding the liquid resin material to the metering/supplying mechanism, the pump is a piston pump having a piston and an actuator for reciprocating the piston, and a discharge pressure of the piston pump is set to be at least 1.5 times a supply pressure with which the liquid resin material is supplied to the metering/supplying mechanism. A pressure reducing valve is disposed in a supply path extending from the piston pump to the metering/supplying mechanism, so as to reduce a pressure of the liquid resin material from the discharge pressure to the supply pressure.

Abstract: Methods and systems are provided for using optical interferometry in the context of material modification processes such as surgical laser or welding applications. An imaging optical source that produces imaging light. A feedback controller controls at least one processing parameter of the material modification process based on an interferometry output generated using the imaging light. A method of processing interferograms is provided based on homodyne filtering. A method of generating a record of a material modification process using an interferometry output is provided.

Abstract: An extruder includes a machine base, a cylinder connected with one end thereof to the machine base and defining a feeding section adjacent to the machine base, a feed port at the feeding section and a discharge port at an opposite end, a screw pivotally connected with one end thereof to the machine base and accommodated in the cylinder and rotatable in the cylinder by an external force, a feed tank having a top through hole and a bottom through hole and connected to the feed port of the cylinder, a control valve mounted in the top through hole and operable to open or close the feed tank, and a vacuum pump connected to the feeding section of the cylinder through a piping and operable to pump air out of the feeding section and to further leave a vacuum in the feeding section.

Abstract: In a method for moulding food products from a pumpable foodstuff mass, use is made of a moulding device with a mould drum provided with mould cavities having a fill opening for the introduction of foodstuff mass. A mass feed member transfers mass into passing mould cavities. A pump is connected to the inlet of the mass feed member. Product removal takes place downstream of the fill position. The operation of the pump and the rotation of the mould drum are controlled in combination with the design of the mould cavities pattern on the drum and of the mouth of the mass feed member such that in the method all mould cavity filling events during a revolution of the mould drum are performed in sequential order.

Abstract: The present invention relates to a device for cutting a strand to a length with regard to a weight and to the use of such device in a method for producing a medicament dosage form of at least one piece composed of at least one medicament and at least one additive, the medicament and the additive being mixed and extruded from a die as a strand and the strand being cut into pieces of precise weight using the device.

Abstract: Provided is an imprint apparatus that applies a resin to several locations on a substrate, brings the resin and a mold into contact, and transfers a contoured pattern formed in the mold to the resin, comprising: a controller that sets a principal axis direction according to the contoured pattern and determines the application positions of the resin based on the principal axis direction that has been set such that the distances between resin drops that have been applied so as to be separated in the principal axis direction is larger than the distances between resin drops that have been applied so as to be separated in a direction that is perpendicular to the principal axis direction; and a dispenser that applies the resin based on the application position that has been determined.

Abstract: An injection unit includes a cylinder casing comprising an inner cylindrical surface extending along an axis, and a piston housed in the casing and translatable along the axis between an advanced and a retracted position. The piston includes a piston radial surface in facing relation to the inner cylindrical surface, and the piston radial surface has a measurement detection feature. A probe is fixed relative to the cylinder casing, the probe communicating with the measurement detection feature when the piston is in and moving between the advanced and retracted positions to measure the translation of the piston.

Abstract: A dough depositing machine adapted for use in the manufacture of non-traditional baked goods and methods related thereto. Non-traditional dough (e.g., gluten-free, wheat-free, dairy-free, egg-free, vegetarian, or vegan dough) may have properties that are more difficult to accommodate during manufacturing than the properties of traditional dough. Accordingly, various components of the dough depositing machine may be adapted to operate with non-traditional dough. For example, at least one of a dough delivery mechanism, a forming portion, a cutting assembly and a controller of the dough depositing machine may be adapted for use with non-traditional dough. These components of a dough depositing mechanism may be provided as originally manufactured equipment or may be retrofit to an existing dough depositing machine designed for use with traditional dough.

Abstract: In a crosshead, a pair of sheets (7) are formed by bisecting a parison (3) suspended from a resin flow passage (30) formed between a core (9) and a die (8) by causing a first dividing body (33) of a separator (5, 5a) provided on the core (9) or the die (8) to contact a second dividing body (40) provided on the core (9) or the die (8).

Abstract: A three-dimensional printing system to print three-dimensional objects and a method of printed are disclosed. The system includes one or more printing heads, two or more cartridges, two or more sensors configured to determine the status of building material in the cartridges and a controller configured to receive data from the sensors and to control switching of building material supply from one cartridge to another. The printing method includes measuring data from two or more sensors to determine the status of the three-dimensional building material in the cartridges, controlling supply of the building material based on data received from the sensors and controlling switching of building material supply from one cartridge to another.

Abstract: A system and method for feeding a composite fluid to a mold for casting a reinforced composite structure, such as a rotor blade for a wind turbine are provided. The system includes a first feeding unit for feeding a first flow of composite fluid to the mold through a first mold inlet, and a second feeding unit for feeding a second flow of composite fluid to the mold through a second mold inlet. The first flow of composite fluid and the second flow of composite fluid are individually controllable.

Abstract: To execute a stable pressure control, in a control device for an injection molding machine, a filling/pressure-keeping determining unit determines whether the injection molding machine is performing a pressure keeping operation, an elastic constant identifier acquires, when the filling/pressure-keeping determining unit determines that the pressure keeping operation is in progress, a pressure detection value and a position detection value as operation information of a motor and identifies an elastic constant K based on the acquired pressure detection value and the position detection value, and a pressure-control control-parameter setting unit calculates a proportional gain Ka of a pressure controller such that a product of the proportional gain Ka of the pressure controller and the elastic constant K is smaller than a speed control bandwidth ?sc of a speed controller, and sets the calculated proportional gain Ka to the pressure controller.

Abstract: An injection mold includes a first plate, a second plate, a movable plate, a ball screw, a ball nut, an injection screw, a transmission shaft, an injection motor, a metering motor, a first driving assembly and a second driving assembly. The ball screw is rotatably supported by the first plate. The ball nut is fixed to the movable plate, and is threadedly engaged with the ball screw. The injection screw is coaxially positioned with the ball screw. The transmission shaft is rotatably supported by the second plate. The injection motor is fixedly mounted on the first plate. The metering motor is fixed mounted on the second plate. The first driving assembly is connected to the injection motor to drive the ball screw. The second driving assembly is connected to the metering motor to rotate the transmission shaft for moving the injection screw.

Abstract: A lens manufacturing apparatus includes a concave-convex shape forming unit that makes a notch in the surface of a workpiece to form a concave-convex shape portion, a resin supply unit that supplies resin for a lens onto the surface of the workpiece, a resin curing unit that cures the supplied resin for a lens, a moving unit that moves the concave-convex shape forming unit, the resin supply unit, and the resin curing unit relative to the workpiece, and a control unit that controls driving of the concave-convex shape forming unit, the resin supply unit, the resin curing unit, and the moving unit so as to form the concave-convex shape portion extending in a predetermined direction, supply the resin for a lens between adjacent concave-convex shape portions and cure the supplied resin for a lens.

Abstract: A novel universal main feeder is described for cutting the large items into smaller items before they are fed into the feeder, hopper of the extruder. The sensor based control and the cutting device based resizing and quantity control enables a non-clog and smoother operation for recycling or waste management. The unique design of interchangeable cutting device enables the user to fit the pertinent cutting device blade, knives, shredders or hummer mills.

Abstract: A cut-off device is used for providing a deposit of known portion weight of the ground meat or paste. This deposit is dropped accurately onto a conveyor belt for transport to a press wheel the height of which, from the conveyor, can be adjusted to provide a finished product of correct thickness. The press wheel has a system of vacuum ducts around the circumference in four chambers that pull paper from a de-nesting tray situated at the top of the press wheel, at the correct interval as to meet up with the deposit at the base of the wheel. This results in the deposit being pressed to the required thickness onto the conveyor, with the interleave paper attached to the top of the now formed patty.

Abstract: An apparatus for corrugating filter media includes upstream and downstream rollers. The upstream roller has an exterior surface including a corrugation pattern defining a plurality of circumferential channels. A heating source heats the filter media so that the filter media is within its elastic temperature range when the filter media engages the upstream roller. A motor drives rotation of the upstream and downstream rollers. A controller controls the motor so that the downstream roller rotates at a rotational speed greater than the upstream roller to impart tension to the filter media at the upstream roller. The heated filter media at least partially enters the channels of the corrugating pattern on the upstream roller to form corrugations on the filter media. A method of forming corrugations on filter media may be performed using the apparatus.

Abstract: A device for producing fiber-reinforced composites has a mold with an airtightly closed mold chamber for forming a composite of fiber material and matrix material. A membrane in the mold separates fiber and matrix material from a gas suction passage. A suction connector is connected to the mold and sucks gas out of the mold chamber via the gas suction passage. The matrix material flows from the resin container into the mold chamber through an inflow connector. A sensor provided on the inflow connector or the resin connector and connected to the actuator measures actual pressure existing in the inflow connector or the resin connector. An actuator is connected to the closure element and moves the closure element, when activated by a trigger signal emitted by the sensor, from an open into a closed position so that the closure element closes off the inflow connector or the resin container.

Abstract: The invention relates to a processing machine having a processing wheel, which is in particular continuously driven, comprising at least one processing station for processing containers; comprising only one star for feeding and removing containers into and out of the processing device, which has at least two gripper elements for feeding containers to be processed to the processing station and for removing the processed containers from the processing station; wherein the processing station has a processing position within the processing station; characterized in that the processing station has at least one processing element processing a container, which is designed so that it can move the fed containers to be processed and/or the processed containers to be removed at least partially out of the processing position and/or into the processing position, in particular in a vertical or horizontal manner.

Abstract: The invention provides devices that are attached to an extruder making the operation thereof more efficient and convenient and allowing for a quick change over of parts used to make various products prepared in the extrusion process. A high pressure relief assembly is attached to the extruder that allows for the rapid release of pressure from the extruder at the end of the process by venting product under pressure from the extruder and the extruder also has attached thereto a quick assembly locking device that allows for the exchange of assemblies, such as a density control assembly and other assembles, without the removal of nuts, bolts, and clamps by attaching the assembly to an arm that can be moved in and out of place in front of the extruder and wherein the device has a locking mechanism that seals and releases the assembly from the extruder.

Abstract: Apparatus for performing an injection molding cycle, comprising: a manifold routing injection fluid to two or more gates, an actuator associated with each gate, each gate having a downstream sensor that senses a selected condition of the injection fluid material, a controller, the downstream sensors establishing a standard elapsed time, the controller including instructions that compares the standard elapsed time with a calculated amount of elapsed time associated with each of the gates and that adjust the velocity or position of each of the actuators.

Abstract: In a screw mounting structure of an injection molding machine in which a screw is fixed to a screw driving portion which transmits a rotating force and forward and backward thrusts to the screw, a fixing bushing for restricting movement of the screw in a rotating direction is fixed to the screw driving portion. A guide groove is formed in the fixing bushing in a direction orthogonal to a rotary axis of the screw, and retainers slide along the guide groove and are engaged with an engaging groove in a base portion of the screw, thereby restricting axial movement of the screw.

Abstract: A low constant pressure injection molding machine forms molded parts by injecting molten thermoplastic material into a mold cavity at low constant pressures of 6,000 psi and lower. As a result, the low constant pressure injection molding machine includes a mold formed of easily machineable material that is less costly and faster to manufacture than typical injection molds.

Abstract: A dry-cast concrete block molding machine including an apparatus which successively positions block mold trays into the mold box of the molding machine with the apparatus pushing a molded block from the mold box as an empty mold tray is moved into the mold box. The machine also includes a magazine-like structure which has empty tray molds stacked therein.

Abstract: A thermoplastic pultrusion die system for pultruding a thermoplastic composite includes a first pultrusion die member with a curved, concave top surface; a second pultrusion die member with a curved, convex bottom surface; a curved die cavity gap formed between the a curved, concave top surface of the first pultrusion die member and the curved, convex bottom surface of the second pultrusion die member; a die cavity gap adjustment mechanism that imparts movement to at least one of the first pultrusion die member and the second pultrusion die member to vary the die cavity gap from closed to a specified location to open at a specified location; a pultrusion gripper mechanism having one or more grippers in series, and a computer numerical control (CNC) computer system controlling the die cavity gap adjustment mechanism.

Abstract: A vacuum-assisted resin transfer molding (VARTM) method is disclosed, the method comprising: providing a vacuum-assisted resin transfer mold assembly comprising a mold having a first mold surface and a second mold surface arranged to enclose a laminate assembly within a space between the first and second mold surfaces when the laminate assembly is placed on the first mold surface; providing a laminate assembly comprising a laminate pre-form, a peel ply, and a resin distribution media pervious to the flow of a resin, the laminate pre-form having first and second surfaces, the first surface of the pre-form positioned to be in contact with the first mold surface, the peel ply positioned such that the second surface of the laminate pre-form is in contact with the peel ply, and the resin distribution media positioned to be contained within the first and second mold surfaces; positioning at least one resin flow control structure to modify the flow of resin within the resin distribution media; providing at least one

Abstract: A moulding device (10) for moulding three-dimensional products (76) from a mass of foodstuff comprises a moulding roller (16) and a filling device (18). The moulding roller (16) has a moulding surface with at least one mould cavity (44) which is delimited by a mould cavity (44) opening. The filling device (18) has a dispensing mouth (36) and a pump. The dispensing mouth (36) and the mould cavity (44) opening each have, viewed in the direction of the movement path, a front edge and a rear edge which is situated at a fixed distance thereof. A position-determining device determines the position of the front edge of the mould cavity (44) opening with respect to the front edge of the dispensing mouth during the movement of the mould cavity (44) opening and the dispensing mouth (36) with respect to each other. A control unit controls the pump on the basis of the position-determining device during the movement of the mould cavity (44) opening and the dispensing mouth (36) with respect to each other.

Abstract: A low pressure injection mold includes a failsafe pressure mechanism that prevents the low pressure injection mold from being subjected to excessive injection pressures or excessive clamping tonnage that could damage the low pressure injection mold.

Abstract: A supply of build material such as a spool or cartridge is instrumented with a data tag that includes information about the build material. A three-dimensional printer can read the information from the tag and determine how to use the build material during fabrication of a three-dimensional object.

Abstract: A process to effect random color variation in multi-color molded articles includes feeding individual colors to molding equipment in a pre-established sequence and manner that prevents substantial mixing of the colors, and at pre-established ratios in relation to a non-integer multiple of volume associated with the molded article.

Abstract: A system and method for extrusion of dough is disclosed. The system includes an auger for moving the dough; a metering pump comprising an input; a first motor for actuating the auger to transfer dough to the input of the metering pump; a first encoder for reading a position or speed of the first motor and for transmitting a signal associated with the position or speed of the first motor; and a controller configured to receive the signal from the first encoder to control operation of the first motor. The controller operates the first motor to at least partially counteract a variance in a pressure of dough at the metering pump based signals from the encoder and/or the pressure sensor.

Abstract: The invention relates to a device for producing concrete blocks, particularly paving stones, building blocks or the like, comprising a storage container forming a receiving chamber for a plurality of layers of concrete in different colors. Dispensing means are provided, in order to dispense partial amounts of the layers from the receiving chamber such that a release device connected downstream receives a mixture of the layers of concrete in different colors. At least a partial section of a side wall of the receiving chamber is provided with at least one dispensing opening for dispensing a partial amount of the layers. The size of the passage of the dispensing opening can be varied by the dispensing means.

Abstract: According to one embodiment, a fine processing method includes determining a resist amount required for each first region of a pattern formation surface and a total amount of resist. The method include dividing the total amount of resist by a volume of one resist drop to determine the resist drops total number. The method include determining a provisional position for the resist drop of the total number. The method include assigning the each first region to nearest one resist drop, and partitioning again the pattern formation surface into second regions assigned to the each resist drop. The method include determining a divided value by dividing the volume of the one resist drop by the required total amount of resist determined. The method include finalizing a final position of the each resist drop, if a distribution of the divided value in the pattern formation surface falls within a target range.

Abstract: A thermoplastic pultrusion die system for pultruding a thermoplastic composite includes a first pultrusion die member; a second pultrusion die member; a die cavity gap formed between the first pultrusion die member and the second pultrusion die member; and a die cavity gap adjustment mechanism that imparts movement to at least one of the first pultrusion die member and the second pultrusion die member to vary the die cavity gap within a very tight die cavity gap tolerance.

Abstract: An injection device is provided with a stationary-side frame supporting a barrel, a movable-side frame rotatably supporting a screw, a pair of ball screws, and injection drive mechanisms includes servomotors configured to rotate the ball screws. A force detector such as a load cell and the like is disposed between the first ball screw and the movable-side frame. A dummy member is disposed between the second ball screw and the movable-side frame. A control unit controls the first injection drive mechanism based on the output of the force detector and controls the second injection drive mechanism based on the output of the force detector and an arithmetic operation performed in consideration of the respective spring constants of the force detector and the dummy member.