Abstract: A device for producing a high density compact livestock feed from a loose granular material according to various embodiment can include a source for supplying a loose granular material to be treated. A series of successive treatment zones comprises a heating zone, a compression zone, and a cooling zone. The heating zone comprises at least one heater and at least one screw compression dryer configured to receive the loose granular material to be treated for drying. Rotation of the screw transfers the treated material to the compression zone. The compression zone comprises a compression chamber for compacting the treated material to form a high density compact body. The treated material is pressed through the compression chamber while a two-dimensional cross-section compression is applied to the treated material. The cooling zone comprises a cooling unit for cooling the high density compact body received from the compression zone.

Abstract: An injection molding apparatus includes a first mold and a second mold, a cavity formed by clamping the first mold and the second mold, and includes a portion where the ratio of a first dimension and a second dimension changes continuously such that a portion where the ratio of the first dimension of a pair of first surfaces, and the second dimension of a pair of second surfaces becomes 1 locates in an intermediate portion of the cavity in a longitudinal direction of the long shape; and a first temperature adjusting circuit that is provided at the first mold and the second mold to adjust a temperature within a range where the second dimension of the second surfaces is greater than the first dimension of the first surfaces such that the temperature of the pair of first surfaces becomes higher than the temperature of the pair of second surfaces.

Abstract: The invention relates to a method for monitoring an electrical heating apparatus and to a corresponding apparatus. The electrical heating apparatus has at least one heating element. A measured value, which is dependent on the resistance and/or the inductance of the electrical heating element, is measured, the measurement being carried out by means of the measured value being sampled. Owing to the use of sampled values, the measurement process can be shortened.

Abstract: An extrusion line for producing plastics material profiles includes an extruder, a calibration station, and an additional piece of downstream equipment. A mold includes an internal cooling system having a branch for a coolant disposed inside the mold; wherein a coolant flow distribution is controllable.

Abstract: The polymer processing machine, is an injection molding machine, which has at least two electrical consumers (1, 2, 3, 4). At least one of the electrical consumers (1, 2, 3) is also designed as a generator for the conversion of kinetic energy into electrical energy. The machine is connected for its supply with electrical energy with an electrical alternating current network (5). To increase the energy efficiency of the machine, the electrical network (5) is connected to a direct current intermediate circuit (7) via a rectifier (6). At least a part of the electrical consumers (1, 2, 3, 4) are electrically connected to the direct current intermediate circuit (7) and are powered from the direct current intermediate circuit (7) with electrical energy. At least a part of the electrical consumers (1, 2, 3) which are designed as generator operation are electrically connected to the direct current intermediate circuit (7) for supplying it with generated electrical energy.

Abstract: A method for controlling temperatures in hot runners of a multi-cavity injection mold, a warning method, and a control system based on those methods are provided, in which a temperature sensor is positioned at the same location as each of the cavities of the mold, one of the cavities is chosen as a standard cavity, and a standard filling time is defined. Besides, in every injection cycle, a calculating and controlling module is to calculate the differences between the standard filling time and the filling times of the cavities, and according to the differences, the temperatures in the hot runners may be adjusted by a temperature-adjusting device and a warning device may be started. So, the volumetric filling of the cavities can be balanced very quickly, the process can avoid fluctuations of external environment so as to reduce the time for product development, and the quality of production can be maintained.

Abstract: A blow molding apparatus includes an injection molding station (12) that injection-molds preforms (1A) held by N (N is an integer equal to or larger than 2) rows of holding plates (30), a temperature control station (14) that performs a temperature control operation on the preforms (1A), a blow molding station (16) that blow-molds the preforms into containers, and a row pitch change section (130) that changes the row pitch of the N rows of holding plates so that P1<P3<P2 is satisfied, P1 being the row pitch of the N rows of holding plates when they hold the performs, P2 being the row pitch of the N rows of holding plates when they hold the containers, and P3 being the row pitch of the N rows of holding plates when they hold the preforms that are transferred to N rows of blow molds that are opened.

Abstract: The invention relates to a device and method for producing thick-walled plastic molded parts by injection molding or embossing. The device comprises a mold for injection molding or embossing, having a cavity, and is characterized in that the mold comprises a wall region adjacent to the cavity, and a body removed from the cavity and adjacent to the wall region near the cavity, wherein the body of the mold is designed for a temperature T1 and the wall region is designed for a temperature T2 different from the temperature T1.

Abstract: The present invention relates to a method of preparing a leavened bread dough, said method comprising the following sequence of processing steps: combining flour, water, yeast and/or leavening agent, and optionally one or more additional bakery ingredients to produce a dough-type mix; mixing and working the dough-type mix in a mixer to produce an underdeveloped dough with a density of 0.9-1.5 g/ml, the total energy input from the mixer into the underdeveloped dough during said mixing and working of the dough-type mix being at least 1 W.h/kg; further working a batch of at least 15 kg of the underdeveloped dough by subjecting it to deformation shear, thereby producing a developed dough; dividing the developed dough into two or more developed dough pieces having an individual mass of 30-3000 g; and leavening the developed dough pieces to yield leavened dough pieces having a specific volume of at least 2.0 ml/g; wherein the aforementioned sequence of processing steps is completed within 3 hours.

Abstract: An injection blow molding (IBM) system and method for consistently maintaining the surface temperature of the parison molds within a desired range. Implementation of this system/method can result in more consistent production of higher quality parisons and molded articles. Additionally, this system/method reduces the discretion required by the IBM operator and shifts the burden of consistently making high-quality parisons and molded articles onto the designer of the IBM tooling.

Abstract: A method of improving energy consumption and/or melt quality of injection molding or extrusion machine can include controlling energy input to the melt from screw drive and heat sources. One or more sensors can measure a present value of at least one process parameter associated with the melt. A control algorithm can compare the present value of melt with a set value. If the present value deviates from the set value by more than a predetermined amount, the set value of at least one operating parameter can be adjusted. The algorithm can determine energy transferred to melt material from thermal and mechanical sources, and adjust set values to optimize energy consumption. Process parameters can include melt temperature, melt quality characterized value, prospective throughput or injection cycle time, or prospective energy consumption value. Operating parameters can include barrel heating temperature, screw rotational speed, screw plasticizing back pressure, screw injection speed or screw injection pressure.

Abstract: A plastic lens manufacturing device includes a preparation tank in which a lens material is prepared; a suction unit which exhausts a gas in the preparation tank; a thermometer which measures a temperature of the lens material that is prepared; a revolution indicator which measures the number of revolutions of a stirrer for stirring the lens material when the lens material is prepared; a control unit which determines abnormality of a preparation state based on data obtained from the thermometer and revolution indicator; a temperature regulation unit which regulates a temperature inside the preparation tank; an inhibitor introduction unit which introduces a reaction inhibitor into the preparation tank; and a programmable logic controller which is connected to the control unit and controls operations of the temperature regulation unit and the inhibitor introduction unit based on determination made by the control unit.

Abstract: Tools of plastics processing machines are cooled over their surface and/or at particular points as soon as compound supply is finished. Heat is thus suitably withdrawn from the shaped compound, ensuring the fastest possible cooling and shortening cycle times. The invention relates to a closed, coolant-filled cooling system for tools of plastics processing machines having at least one compressor, a supply pipe, a tool region to be cooled and a discharge pipe, the supply pipe being connected to the outlet of the compressor and the discharge pipe being connected to the inlet of the compressor, while at least one open end of the supply pipe plunges into at least one bore arranged in the tool region to be cooled, and an open end of the discharge pipe is sealed to this bore. The supply pipe and the discharge pipe may be combined in a coaxial pipe with the supply pipe arranged in the centre and the discharge pipe enveloping the supply pipe.

Abstract: A method (300, 400) of controlling a melt preparation device (102, 110) is provided. The melt preparation device (102, 110) is located upstream from a melt accumulator (122), the melt accumulator (122) and the melt preparation device (102, 110) being part of an injection unit (100) for preparing and injecting molding material and being associated with a target cycle time. The method (300, 400) comprises appreciating (310, 410) an operational parameter associated with the melt accumulator (122); appreciating (320, 420) a target performance indicator associated with operation of the injection unit (100); based on a comparison of the operational parameter to the target performance indicator, generating (330, 430) a control signal for controlling operation of the melt preparation device (102, 110), such that the melt preparation device (102, 110) prepares molding material in an amount sufficient to transfer to the melt accumulator (122) within an allocated portion of the target molding cycle time.

Abstract: An apparatus for the measurement of the temperature of a plastified plastic material at the exit of an extruder, characterised in that the function of the sound, velocity in dependence of the temperature is measured and memorised for at least one plastified plastic material, the sound velocity is measured during the extrusion of the plastic material, and the respective temperature is determined from the velocity measurement values and the function.

Abstract: The invention relates to an extrusion line for producing plastic profiles, preferably plastic pipes, comprising at least one extruder (1), one die (2), one calibration means (3) and further following devices (4, 5). There is provision here according to the invention for at least the die (2) to have at least one aperture (8), and for an extraction means (6) to be arranged in front of the die (2) as viewed in the extrusion direction (7), and for the die (2) to consist of a plurality of functional regions with separate melt channels.

Abstract: An electrospinning apparatus and methodology is described that produces medical devices, such as scaffolds that induce the formation of a natural fibrous structure (primarily collagen and elastin) in a tissue-engineered medical device. The apparatus uses collection surfaces designed to manipulate or change the electrostatic field so that the electrospun fibers are arranged in desirable patterns that are similar to or mimic the fibrillar structure of an animal tissue. The manipulation results in fibers that are preferentially oriented in a predefined pattern. In addition, the interfiber space between the fibers and the fiber diameter are consistently within a predefined range. Using these techniques in conjunction with controlling polymer properties enables the production of a scaffold that has the structural and mechanical characteristics similar to the native tissue.

Abstract: The present invention provides methods and devices for the preparation and delivery of retention and lubricant agents to ingredients to be pelletized through a forming device such as a pellet mill, extruder or otherwise. Through the features of the present invention, a continuous supply of retention and lubricant agent is prepared and delivered to a forming device, which may be automated based upon calculated or measured need of the retention and lubricant agent. In one embodiment, these and other advantageous features are based upon a unique device configured for automated hydration and delivery of alginate to a forming device based upon one or more conditions of the device, forming device or both.

Abstract: An injection molding system includes a mold with a mold cavity, an injection device, and a temperature control device. The injection device is capable of injecting a molten material into the mold cavity. The temperature control device includes a heating system and a cooling system. The heating system utilizes hot fluid to increase a temperature of the mold to a predetermined upper temperature when the injection device starting to inject the material. The cooling system utilizes cool fluid to decrease the temperature of the mold to a predetermined low temperature when the material is being solidified in the mold cavity.

Abstract: A device for the production of silicon blocks comprises a vessel for receiving a silicon melt, the vessel comprising a vessel wall comprising at least one side wall and a bottom as well as an inside and an outside and a central longitudinal axis, and means for creating a temperature field on the inside of the bottom, the temperature field having a temperature gradient at the bottom of the vessel which is perpendicular to the central longitudinal axis at least in some regions when the silicon melt cools down for crystallization.

Abstract: The invention relates to a method for detecting process parameters when making wood products (6), especially wood panels, which are hot-pressed by applying pressure and heat, as well as a wood product (6). In said method, at least one measuring instrument (3) is introduced into the non-pressed starting material (2) during the on-going production process of the wood products (6) in order to detect the pressure, temperature, and/or humidity and remains in the end product (6). The measured process parameters are read in a wireless manner.

Abstract: A method for curing a resin contained in a liner of an underground pipe or passageway by use of a mobile magnetron module. The module navigates the length of the passageway of pipe via air pressure which also keeps the liner inflated. A winch attached to the module regulates the rate at which the module traverses the passageway or pipe. As the module makes its way through the passageway or pipe, the magnetron emits microwaves which cures the resin. Additionally, a thermal imaging camera can be utilized in the module or trailing the module to monitor the status of the curing of the resin in its entirety.

Abstract: The objects of the present invention are to provide a magnetic field molding device capable of improving yield in a production and stabilizing product quality, and a method for producing a ferrite magnet. In molding in a magnetic field, the mortar-shaped die 19 provided with a plurality of the cavities 13 is heated by the heater member 20, provided in the heater block located under the mortar-shape die 19, under control of a controller at varying temperature depending on the position of the mortar-shape die 19, to keep uniform temperature of the slurry in the cavities 13. This assures good and stable slurry dehydration properties and improves product yield.

Abstract: Methods of and systems for fabricating a polymeric stent with improved fracture toughness including radial expansion of a polymer tube along its entire length at the same time and fabricating a stent from the expanded tube are disclosed herein.

Abstract: The invention relates to a method and an apparatus for controlling the quality in the manufacture of composite material which contains fiber based and polymer based material, wherein the manufacture includes a mixing process (1) to form agglomerates from a raw stock mixture. According to the invention, a combination of variables in the mixing process is observed, wherein the variables are selected from the group of moment, current consumption, time, sound, temperature and their combinations, and the mixing process as well as the quality of the agglomerates to be formed is controlled based on the acquired observations (6, 7).

Abstract: A blowing machine used to produce containers of correctly temperatured preforms in blowing stations including correctly temperatured blow molds, having functional get-up components such as at least electric servomotors assigned to at least the blowing stations to control and/or monitor secondary functions of functional get-up components during production. In order to bring at least some of said functional get-up components for secondary functions to the correct temperature, an electrically operated, controllable liquid temperature control system is supplied by at least one temperature control device and is integrated into the blowing machine and guided through the functional get-up components.

Abstract: A method manufactures solid ink sticks by forming a solid ink paste and injecting the paste into a mold having internal cavities. The method includes generating a solid ink paste, injecting a portion of the paste under pressure into a cooled mold having at least two separable shells that form ink stick cavities, and separating the shells of the cooled mold to release solid ink sticks from the ink stick cavities.

Abstract: A compression resin sealing apparatus includes cooling means (64, 104) for each of an upper die (6) and a lower die (10). A gate nozzle (15) including cooling means (154a) is provided in the upper die (6). A cavity (106) for mounting a single substrate is provided in the lower die (10). In this apparatus, a liquid thermosetting resin material (R) in a required amount is supplied into the cavity (106) through the gate nozzle (15). Then, a substrate is supplied between the upper die (6) and the lower die (10), and the upper die (6) and the lower die (10) are clamped to each other. As a result, an electronic component on the substrate is immersed in the liquid thermosetting resin material (R) in the cavity (106). That is, compression resin molding is performed. Here, a temperature of the liquid thermosetting resin material (R) is controlled by the gate nozzle (15) and the cooling means (154a, 64, 104).

Abstract: An injection molding device is provided with a mold, an injection unit equipped with an injection screw that is displaceably configured such that a molten resin is filled into a cavity by forward movement to perform plural injection operations including at least a filling operation and a pressure keeping operation by displacing the injection screw, a position sensor for detecting the position of the injection screw, a temperature sensor capable of measuring the temperature of the vicinity of the cavity of the mold, a temperature adjustment unit capable of adjusting the temperature of the mold by heating or cooling the mold, a control unit for controlling the displacement of the injection screw and the temperature of the mold and determining plural switching timings of the injection operations on the basis of the position of the screw, and a display unit for displaying an image.

Abstract: A system for processing plastic feed material includes a machine having a barrel and a screw that rotates in a repetitive cycle in the barrel. An induction winding encircles and extends along an outer surface of the barrel. A control system includes a controller that determines a duty cycle referenced to a length of the machine cycle in response to an error between a desired barrel temperature and a current barrel temperature. The controller electrically connects the power supply to the induction winding at least once during each cycle for a period whose length corresponds to the duty cycle.

Abstract: An apparatus and method for fabricating a three dimensional model from a composite model formed or a plurality of successive layers of model material and sacrificial mold material. Each successive layer is constructed by depositing, drop-by-drop, at least one line of sacrificial mold material delineating at least one boundary of the model material within the layer and thereafter depositing the model material onto all delineated regions of the layer by spray deposition. Each successive layer is completed by a planing process which removes the undesired thickness of both the sacrificial and the model materials. Following completion of the composite model, the sacrificial mold material is removable from the composite model, by a process effecting only the sacrificial mold material, to produce the three dimensional model. A device, for depositing the model material at the rate faster than the rate that the mold material is deposited, is also described.

Abstract: A fiber-producing apparatus includes a storage tank for storing a melt of a source material, an electric storage tank heater, a non-contact thermometer for the melt, a temperature control section which between the electric heater and its power supply, which controls the electric heater based on measurement results obtained from the non-contact thermometer to adjust the temperature of the melt, a nozzle for ejecting the melt in the storage tank, a collector for collecting a fiber, a voltage generator for electrifying the melt, and an insulating transformer disposed between the temperature control section and the electric heater. Since a closed circuit is formed by the electric heater, the electric heater power supply, the temperature control section, and the insulating transformer disposed therebetween, no high-voltage current flows into the electric heater power supply or the temperature control section. This allows stable spinning to be readily performed without breaking the apparatus.

Abstract: A heater cartridge and a molding apparatus using the heater cartridge are provided. The molding apparatus includes a mold comprising at least one cartridge channel and a heater cartridge inserted to the cartridge channel, the heater cartridge comprising a main body casing, a plurality of heating sectors dividing an inside of the main body casing, and a heating part provided to at least one of the heating sectors to heat a predetermined area of the mold. The heater cartridge and molding apparatus having same provide uniform heating to enhance thermal efficiency and the quality of a product.

Abstract: A thermoplastic injection molding system and method of use is described for molding parts from heated plastics and other organic resins. The machine uses heat sources located along the barrel to heat the source material while an auger screw transports the source material in the barrel. This transport step does not shear the source material, nor does it use friction to produce the heat necessary to melt the source material. The material becomes substantially liquid or melted during the heating process, and the melted material is forced, by the auger screw, into a chamber whereupon a plunger, situated concentrically with the auger screw, injects the material from the chamber into a mold. Sensors located along the barrel and in the chamber ensure consistency between mold cycles. The controller dynamically adjusts the injection molding process to achieve more consistent and reliable molded parts.

Abstract: In a mold temperature control circuit of an injection molding device, such a molding cycle is repeated that, prior to injection of a resin, a heating-use medium is returned to molds and heated to a temperature suitable for resin injection, after injection of the resin, the heating-use medium is switched to a cooling-use medium, thereby the cooling-use medium is returned to the molds and cooling is conducted to give a temperature equal to or lower than a temperature at which the resin is solidified.

Abstract: Disclosed are various embodiments of an extruded expandable barrier, and various processes and systems for manufacturing the same. Using various extrusion processes to form an extruded expandable barrier allows for a reduction in tooling costs while also allowing more flexible barrier designs. Such designs can be specifically tailored for a particular cavity or cavities to ensure that the barrier fills the cavity after expansion. In addition, design changes can occur with little to no tooling changes.

Abstract: Disclosed, amongst other things, is a gate insert of an injection mold that includes a base member. The base member defines a nozzle interface for receiving, in use, a nozzle of a melt distribution system that is heated, in use, by a heater, and a gate, the gate configured to fluidly link, in use, a melt channel of the nozzle with a molding cavity. The gate insert further includes a thermal regulator associated with the base member, the thermal regulator includes a direct energy conversion device that is capable of heating and cooling, wherein the thermal regulator is controllably operable, in use, to control the temperature of the gate.

Abstract: A method for operating a transforming device for transforming plastic preforms into plastic containers may include at least one blow mould carrier and a multi-part blow mould arranged on the blow mould carrier. A holding connection may be provided between the blow mould and the blow mould carrier. The holding connection between the blow mould carrier and the blow mould may be detached or established in an at least partially automated manner.

Abstract: A method of manufacturing an ink stick for use in a phase change ink jet imaging device comprises heating phase change ink material to an extrusion temperature at which the phase change ink material is in a malleable state. The ink material is then extruded through an extrusion orifice to form an extruded rail of ink. The extruded rail of ink is then roll formed to partially form a portion of a shape transverse to the extrusion direction as the rail of ink moves in the extrusion direction. A swaging process is then carried out to further form and divide the extruded rail of ink into ink sticks.

Abstract: An injection molding apparatus includes a manifold having a melt channel for receiving a melt stream of moldable material from a source. A nozzle having a nozzle channel is coupled to the manifold for receiving the melt stream from the manifold melt channel. The nozzle includes a heater. A mold cavity is in communication with the nozzle channel, the mold cavity for receiving the melt stream from the nozzle channel through a mold gate. A temperature sensor is disposed at the manifold for use in adjusting the heater of the nozzle or for use in adjusting a heater of an inlet body.

Abstract: This machine includes means for plasticizing the material and injection means suitable for injecting the material in the fluid state into a flow channel (30), said flow channel having at least one outlet suitable for being put into communication with the internal volume of a mold. The flow channel (30) is provided with at least one inverter device (50) suitable for inverting the radial temperature profile in the flow of the fluid material, between upstream and downstream of each inverter device.

Abstract: Foamed thermoplastic polymeric mechanical planarization polishing pads (“MP pads”) made with supercritical fluids are presented. A supercritical fluid foaming agent is dissolved in a thermoplastic polymer. A rapid change in the solubility and volume of the supercritical fluid foaming agent in the thermoplastic polymer results in foaming of the thermoplastic polymer. Foamed thermoplastic polymeric MP pads are advantageously both significantly and uniformly porous.

Abstract: In an injection molding machine, dies are connected to a die temperature regulating machine by means of thermal medium supplying pipes and thermal medium returning pipes. A heat exchanger is interposed between the thermal medium returning pipes. The air which has been heated by the heat exchanger is supplied to a hopper through a hot air supplying pipe so as to preheat and dry injection material in the hopper.

Abstract: According to embodiments of the present invention, there is provided an apparatus for controlling melt flow through a portion of the melt distribution network. A flow control device is provided. The flow control device comprises a body defining: a mixer configured to be positioned in a conduit for providing a path of flow for melt such that the mixer traverses substantially the whole cross-section of the path of flow; a temperature control portion associated with the mixer for actively controlling temperature of the mixer.

Abstract: A plate suitable for positioning with an extruder apparatus is provided in which the plate includes at least one temperature sensor. The plate is upstream of the die located at or near the end of the extruder apparatus. The sensor(s) allow for the simultaneous measurement of batch material temperatures at multiple spatial locations across the face of the plate. The temperature sensors associated with the plate can be used to identify spatial and temporal temperature patterns within the batch flow.

Abstract: A method of improving energy consumption and/or melt quality of injection molding or extrusion machine can include controlling energy input to the melt from screw drive and heat sources. One or more sensors can measure a present value of at least one process parameter associated with the melt. A control algorithm can compare the present value of melt with a set value. If the present value deviates from the set value by more than a predetermined amount, the set value of at least one operating parameter can be adjusted. The algorithm can determine energy transferred to melt material from thermal and mechanical sources, and adjust set values to optimize energy consumption or improve melt quality. Process parameters can include melt temperature, melt quality characterized value, prospective throughput or injection cycle time, or prospective energy consumption value.

Abstract: Among other things, there is disclosed a system for curing a resin in a composite structure having one or more interconnected cure volumes, the cure volumes having one or more heatable surface zones. The system comprises a mould comprising a mould base portion adapted to support the composite structure and a mould closure portion adapted to overlie the mould base portion in sealable relation to define a mould chamber containing the composite structure within. The system further comprises a plurality of heating units each selectively positionable about the mould. The heating units transmit heat to the mould by radiation, and the mould heats the one or more surface zones of the cure volumes.

Abstract: An injection molding system includes a mold having a hot half and a cold half, the hot half including a hot runner. A bus transceiver is located in the mold. At least one electrical device associated with the operation of the mold is located in the mold and electrically coupled to the bus transceiver. A controller for controlling the mold is located outside the mold. A bus line electrically couples the controller to the bus transceiver of the electrical device apparatus includes an injection manifold having an inlet and a melt channel.

Abstract: A method, a system, and a mould box for creating form-moulded items of edible ice from an ice mass. The method includes filling at least one mould created between a number of mould boxes with ice mass, and the introduction of cooling or heating medium into the mould boxes, where the flow of the cooling or heating medium is controlled by one or more control units in the mould boxes.

Abstract: A molding apparatus includes two metal molds arranged at positions opposing to each other and each having a die for molding a member into a desired shape, a heating unit for heating the member, an ultrasonic wave transmitting and receiving unit arranged on the metal mold for irradiating the member with an ultrasonic wave and receiving the reflected ultrasonic wave, a drive unit for driving at least one of the metal molds and a control unit for detecting a partial contact of the member with respect to the metal mold using wave readings from the ultrasonic wave transmitting and receiving unit and controlling the drive unit to adjust a pressing velocity of the metal mold.