Abstract: An injection molding adaptive compensation method based on melt viscosity fluctuation comprising: initializing equipment; in a pre-calculation stage, introducing melt into a mold cavity at a constant rate, collecting pre-calculation parameters in each sampling period T, and obtaining a first injection work in the pre-calculation stage by using a first calculation formula; in a self-adaptation stage, introducing the melt into the mold cavity at a constant rate, collecting adaptive parameters in each sampling period T, and obtaining a second injection work in the self-adaptation stage by using a second calculation formula; calling the PVT characteristics of current processing raw materials to construct a PVT relation function, and obtaining an optimized V/P switching point by using a PVT weight control model; and according to the injection work at the pre-calculation stage and the injection work at the present stage, obtaining an optimized holding pressure according to an injection work adjustment model.

Abstract: The present invention relates to a method of controlling a step of a process carried out by a machine. The invention is characterized in that a sensor is used to measure a variable characteristic with an exponential course for a step, and with the aid of several consecutive measurements of the characteristic variable a time constant of the exponential change is determined, and the step is ended after it has been carried out for a period of time corresponding to a predetermined multiple of the time constant.

Abstract: An injection molding apparatus includes an electric motor, a torque variable mechanism that changes an output torque of the electric motor, and a screw driving unit that transmits the output torque of the torque variable mechanism to a feed screw, whereby the feed screw is turned by the electric motor, the torque variable mechanism and the screw driving unit. The torque variable mechanism applies, to the feed screw, a torque equivalent to a hydraulic drive. The electric motor is interchangeable with a hydraulic motor to enable the injection molding apparatus to change between electric and hydraulic drive of the feed screw.

Abstract: Method for determining at least one layer property of a layer to be determined, in particular a foam layer, in an extrusion process, where a supply material is at least partially foamed and an extrusion product with the foam layer is put out (in other words, is output). The method has at least the steps of irradiating the extrusion product using electro-magnetic radiation, and electro-magnetically measuring at least one radiation having travelled through the foam layer. Measuring at least one feed-in rate or feed-in volume of the supply material, and determining the at least one material property of the layer to be determined from the measured feed-in volume and the electro-magnetic measurement.

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, or a tag reader in communication therewith (directly or indirectly), can read the information from the tag for a determination as to how to use the build material during fabrication of a three-dimensional object.

Abstract: A system for additive manufacturing includes a nozzle configured to translate along a first axis, a second axis perpendicular to the first axis, and a third axis orthogonal to the first and second axes, wherein the nozzle is operably coupled to: an extruder having an outlet and including a screw disposed within a barrel, and a pump having an inlet and an outlet. The inlet is coupled to the extruder, and the outlet is in fluid communication with the nozzle. The system also includes a controller configured to adjust a speed of the pump with respect to a speed of the screw to apply a target pressure at the outlet of the extruder.

Abstract: A three-dimensional modeling apparatus includes an ejection portion capable of ejecting a fluid material, and a control portion that forms a laminated body in which one layer or more of cross-section bodies are laminated by executing one or more repetitions of a cross-section body formation process. The control portion reduces a total amount of the fluid material to be ejected at a first coordinate, which configures the apex that corresponds to the recess, to be lower than a total amount of the fluid material to be ejected at a second coordinate, which configures a region other than an outline section of the planar shape in a case in which an apex, which corresponds to a recess in a planar shape when the laminated body is viewed from above in a planar manner, is present.

Abstract: A method for the improved extrusion of polyethylene polymers comprising passing polyethylene through a single stage, twin screw extruder comprising a solid polymer conveying zone, a polymer melting zone, a dispersive mixing zone, and a distributive mixing/pumping zone, in which the throughput and screw speed are optimized to reduce the number of gels present, ensure complete polymer melting within the polymer melting zone, and to minimize polymer degradation.

Abstract: Provided is an injection molding system that includes: a mounting position detection unit configured to detect a mounting position of a temperature control hose establishing connection from a mold temperature controller to a mold; and a temperature control hose attachment and detachment unit. Attachment and detachment of the temperature control hose is established by the temperature control hose attachment and detachment unit. By virtue of this feature, it is made possible to simplify the operator's tasks and achieve quick attachment and detachment of the temperature control hose in a short period of time.

Abstract: Apparatus and methods for converting granular plastic resin into colored finished or semi-finished plastic parts include a process machine having a barrel with a vertically opening feed throat, a rotatable screw inside the barrel, and a color feed conduit assembly positioned at least partially within the process machine and extending into the barrel for passage of liquid color downwardly through the color feed conduit assembly into proximity with the screw.

Abstract: A sensor assembly and method for producing a sensor assembly for detecting an approaching and/or contacting object. The sensor assembly includes at least one sensor support surface having a first flat side and a second flat side, a proximity and/or contact sensor, which is connected to the first flat side and/or to the second flat side of the sensor support surface, a decoration support medium having a first support flat side and a second support flat side, and a decoration layer, which is connected to the first support flat side and/or to the second support flat side of the decoration support medium and/or is an integral part of the decoration support medium. The decoration support medium includes a glass or plastic film or panel which is back-molded on the first support flat side thereof and/or on the second support flat side, directly or indirectly, using an injection molding material.

Abstract: The present techniques provide an extruder screw comprising a high shear melting and mixing zone starting a distance away from an entry point of the screw corresponding to 35%-50% of the overall screw L/D. The extruder screw may also include elements capable of increasing a degree of fill of the high shear melting and mixing zone. In accordance with present techniques, the extruder screw is configured to blend two or more polyolefin polymers having greater than about a 200,000 difference in weight-average molecular weight in a single extrusion step. The extruder screw of the present techniques may be used in a single screw or twin screw extruder, and may be incorporated into a polyolefin production plant for producing multi-modal resins.

Abstract: A method of forming a tear line of an airbag door using an in-mold blade, may include a) confirming a time point when resin flow in an airbag door tear line portion may be completed in an injection mold, b) transferring a resin arrival signal to a blade operation portion for operating the in-mold blade, c) moving the in-mold blade forward at an in-mold blade forward time point that substantially corresponds to a receiving time of the resin arrival signal, d) completing the forward movement of the in-mold blade when the resin may be intercepted and dwelling starts, e) moving the in-mold blade backward before the dwelling may be completed, and f) completing the backward movement of the in-mold blade after the dwelling may be completed and cooling starts.

Abstract: This invention relates to providing a printing assembly having a small hopper and a heating element disposed therein. The small hopper is configured to receive a plurality of pellets therein and feed the pellets to the heating element. The heating element melts the pellets to form a molten material for use in three dimensional printing. A large hopper may be provided to store a large amount of pellets. The large hopper may include a door which may be automatically abuttably opened by the printer assembly when a sensor indicates the pellets are below a particular threshold and the printer assembly is in need of additional pellets.

Abstract: Improved apparatus for in-situ forming of polymeric materials. During formation, the polymeric materials can be applied to horizontal or inclined surfaces such as roofs. The improved apparatus is automatically controlled and laser guided.

Abstract: The present disclosure relates to an oral, immediate release, abuse deterrent pill containing at least one active pharmaceutical ingredient susceptible to abuse which is homogenously spread throughout a carrier matrix used to deter abuse. The pill is prepared using hot melt extrusion and a forming unit through a continuous process. The formed pill is abuse deterrent to parenteral administration due at least to particle size, viscosity, or purity limitations.

Abstract: A printing head for a printing system is disclosed. The printing head comprises a plurality of compartments, each having an outlet port for depositing liquid and an inlet port separately connectable to a separate liquid container. At least two compartments are in controllable fluid communication with each other, and the printing head comprises an arrangement of sensors configured for generating signals indicative of (i) a filling state of each compartment, and (ii) a fluid communication state between the at least two compartments.

Abstract: Various embodiments of a compression molded green rubber component, and methods for manufacturing the same, are disclosed.

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 NdFeB sintered magnet production system including: a first weight unit for measuring the mold weight when the alloy powder is not yet filled; a guide attachment unit to extend the mold cavity with a guide to form a supply cavity with a predetermined volume; a powder supply unit for supplying the alloy powder into the supply cavity so that the alloy powder volume is equal to the supply cavity capacity; a filling unit for pressing the alloy powder contained in the supply cavity into the mold cavity to densify the alloy powder to the filling density; a second weight unit for measuring the mold weight after being filled with the alloy powder; and a controlling unit for computing the alloy powder weight filled into the mold cavity based on the difference between the measurement value from each of the first weight unit and the second weight unit.

Abstract: Method of making a droplet-generating device. In the method, a first droplet-generating device may be produced. The first droplet-generating device may include a molded portion created at least in part with a mold and also may include a plurality of droplet generators each formed at least in part by the molded portion. A set of droplets may be generated with each of one or more of the droplet generators. A property of at least one set of generated droplets may be determined. The mold may be modified based on the property. A second droplet-generating device may be produced that includes a molded portion created at least in part with the modified mold.

Abstract: An apparatus for manufacturing an article from powder material includes a canister, a sorter, a plurality of hoppers and at least one valve. The canister has a predetermined internal shape to define the shape of the powder metal article. The sorter sorts the powder material by the size of the powder particles, the shape of the powder particles and/or the flow characteristics of the powder particles. The hoppers contain powder material with different sizes of powder particles, different shapes of powder particles and/or powder particles with different flow characteristics. The hoppers are arranged to supply the sorted powder material to the canister. The at least one valve controls the proportions of the different powder materials supplied from the one or more of the different hoppers into the canister to control the packing density of the powder material in the canister at all positions in the canister.

Abstract: Pelletizing device and method for pelletizing pelletizing materials having a pelletizing disk inclined to the horizontal and provided rotatable wherein the pelletizing disk is driven via a motor device. The pelletizing disk comprises a bottom and a side wall, the effective height of the side wall being variable. The side wall comprises an inner side wall device and an outer side wall device, the inner side wall device being disposed height-adjustable relative to the outer side wall device.

Abstract: The present invention relates to a method for producing a medicament dosage form which consists of at least one piece which in each case comprises 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. The invention additionally relates to a device.

Abstract: The invention relates to a method for producing plastics containers (15) from thermoplastics with inserts (13) which, by exploiting the heat of plasticization, are connected during shaping of the plastics container (15) by a material bond and/or interlocking connection to the container wall (140), wherein the method provides the use of at least one opening (26) on the insert (13), which opening forms a melt duct or melt inlet and/or melt passage for plasticized or plastic material of the container wall (140), wherein the method is distinguished in that the opening (26) is monitored as a reference opening (26) by optical and/or sensory means during the production of the connection, wherein the degree of penetration of the opening (26) with thermoplastic from the container wall (140) is used as a measure of the quality of the connection.

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: The present invention provides a method for producing a resin bottle formed from a preform as a prototype by a blow molding process. The method comprises: a first step of measuring each of weights or wall thicknesses of a plurality of inspection parts set in a body portion of the preform; a second step of comparing each of the weights or the wall thicknesses measured by the first step with a preset set value, and thereby inspecting a difference between each of the weights or the wall thicknesses measured by the first step and the set value for each of the inspection parts; and a third step of adjusting a condition for blow molding in the blow molding process in accordance with an inspection result of each of the inspection parts.

Abstract: A consumable material and sensor assembly for use in an additive manufacturing system, the consumable material comprising an exterior surface having encoded markings that are configured to be read by the sensor assembly, where the consumable material is configured to be consumed in the additive manufacturing system to build at least a portion of a three-dimensional model.

Abstract: A method for producing multilayer objects from a polymer melt, especially in an injection mold, especially preforms having a barrier layer, wherein a viscosity, especially a shear speed, of the melt is determined. The viscosity, especially the shear speed, of at least one layer is determined in the injection mold and optionally monitored and/or regulated.

Abstract: Disclosed herein is a composition of a sensor element, a temperature sensor having the composition of the sensor element and a method of manufacturing the temperature sensor. The sensor element composition comprising Y2O3, Al2O3, MnO2, NiO and Fe2O3, and further comprising ZrO2 and a temperature sensor comprising the same. The method comprising: weighing the composition for a sensor element; mixing the composition; calcining the mixture at about 1000° C.—1400° C. for 30 min—5 hrs; pulverizing the calcined mixture to obtain powder; disposing the powder type mixture into a mold; inserting in parallel a plurality of lead wires into the powder type mixture; pressure molding the powder type mixture; and sintering the pressure molded material at about 1300° C.—1500° C. for 30 min—5 hrs.

Abstract: In accordance with one embodiment of the present invention, a system for controlling the properties of an extrusion from a production line is provided. The production line comprises a raw material feed, a mixer, and an extruder. The control system comprises one or more ammeters electrically coupled to an electrically driven mixing motor and an electrically driven extrusion motor. Output signals indicative of the load amperes IM of the mixing motor and the load amperes IX of the extrusion motor are provided. The controller is in communication with the raw material feed and the ammeter and is programmed to compare the load amperes IX of the extrusion motor to the load amperes IM of the mixing motor and determine whether a result of the load ampere comparison warrants modification of an operating parameter of the production line. If so, the controller modifies one or more operating parameters of the production line to account for the variation from the target value.

Abstract: A method for controlling a resin flow in a closed mould cavity during a vacuum assisted resin transfer moulding process is disclosed. The used closed mould cavity includes at least one resin inlet and a number of resin outlets. Each resin outlet is operatively connected to an inlet of a container. Each container includes an outlet which is operatively connected to a vacuum pump. The method includes evacuating the closed mould cavity through the resin outlets by the vacuum pump, injecting liquid resin into the closed mould cavity, measuring the resin fill level in each container during the injection of liquid resin into the closed mould cavity and adjusting the applied pressure at each container outlet depending on the measured resin fill level in the particular container.

Abstract: The invention is related to a method for testing multilayer tablets in a multiple rotary press, in which die holes of a circulating die plate are successively filled with tablet material of different layers in consecutive filling devices, and the tablet material is compressed layer after layer to pressed articles having n layers by means of synchronously circulating compression punches in compression stations respectively associated to the filling devices, and the pressed articles are subsequently ejected and unloaded in a unloading station.

Abstract: The present invention is related to a method for testing multilayer tablets in a multiple rotary press, in which die holes of a circulating die plate are successively filled with tablet material of different layers in succeeding filling devices, and the tablet material is compressed one layer after the foregoing layer into pressed articles having n layers by means of synchronously circulating compression punches, and the pressed articles are subsequently ejected in an unloading station and taken out, in which in a testing procedure, pressed articles with m layers are taken out after the compression in a respective unloading station and are conveyed to a testing station, wherein applies 1<=m<=n, wherein before taking out the pressed articles, at least the m-th layer is compressed more strongly than during the normal manufacture of the multilayer tablets, wherein applies m<n.

Abstract: An object of the invention is to provide a granulation method and a granulation apparatus that can reduce the manufacturing costs of pellets. There is provided a granulation method which uses an underwater cutting (UWC) device 107 that cuts a medium to be processed extruded from holes of a die 106 by using cutter blades provided in a circulation box 109 and conveys the cut pellets from the circulation box 109 while cooling the cut pellets by pellet cooling/transport water (PCW). The granulation method includes circulating the PCW and stopping the circulation of the PCW after pushing the cutter blades against the die 106 while rotating the cutter blades, before the start of the granulation; storing a predetermined amount of PCW in the circulation box 109 by discharging the PCW; and heating the PCW, which is stored in the circulation box 109, up to 69° C. or more.

Abstract: Provided is a process for manufacturing a polyamide yarn exhibiting good dyeability, while utilizing polyamide waste. The recycled polyamide yarn with a high waste polymer content is used for making quality articles by a low cost method, which is further friendly to the preservation of the environment.

Abstract: A method for controlling a tablet press comprises the steps of consecutively supplying material into each die of a die table 1, subjecting the material to a pre-compression and a main-compression, whereby the main-compression is performed under substantially constant compression force and variable resulting tablet thickness of the individual tablets, and measuring a weight value representative of the weight of the material fed into the die. The quantity of material supplied to each die is regulated on the basis of a deviation between a previously measured weight value and a first set value. The weight value is measured during pre-compression of the material located in each die. A rotary tablet press is also disclosed.

Abstract: A dry fabric seal for use with tooling for liquid resin molding processes and a method for creating the seal are disclosed. In the illustrative embodiment, the seal comprises an annular resin reservoir, a level of resin within the reservoir, a device for controlling the resin level, and a perforated pressure plate that forms one wall of the reservoir. The seal is created by controlling the level of resin between the tooling (e.g., the inner and outer molds, etc.) so that air cannot leak in (for vacuum processes) or out (for pressurized processes) between the fibers in the fabric near the top of the molds.

Abstract: The present invention provides a moldable mixture containing large portion of agricultural fibers and small portion of a binding agent and a flow-promoting filler material. The moldable mixture is substantially free of formaldehyde, with low moisture content and high draw ratio. The present invention also provides methods of manufacturing molded products and related parts, based on the claimed moldable mixture. Molded products (830) and related parts such as runner (810) and plank (820) with light weight, high density and more complex profile are manufactured by the claimed methods including steps of providing required materials for a moldable mixture, mixing the provided materials to form a moldable mixture, shaking the moldable mixture in preparing for compression molding and compression molding the moldable mixture to form molded products and related parts.

Abstract: A kit and method is disclosed to facilitate the transferring of a prosthetic appliance to the skin of a wearer. The kit includes first and second transfer portions, which may be provided in combined form. The first transfer portion includes a prosthetic appliance and a release film. The second transfer portion includes a transfer substrate, an adhesive layer and a release coat therebetween. The second transfer portion may include a seal layer disposed between the adhesive layer and the release coat. The kit may include a package portion which may non-adhesively restrain the other components so as to protect and display the prosthetic while enabling the package portion to be opened without causing damage to the remainder of the kit. A method for producing the kit is disclosed and involves the use of a cavity mold and respective retainer plate to produce the requisite transfer portions.

Abstract: According to the present invention, there is provided a semiconductor device fabrication method comprising, bringing a mold having a predetermined pattern into contact with at least a portion of an imprinting material formed on a substrate to be processed, and forming the pattern on the substrate to be processed by sequentially transferring the pattern for each shot, wherein one of a dicing region and a monitor pattern formation region of the substrate to be processed is coated with the imprinting material.

Abstract: A method for precisely controlling the volume of a product such as a tire tread or tire that is placed into a mold is provided. This method includes providing a tread or tire that is built upon a portable mold core by laying a series of layers on the portable mold core. The outer diameter of the lire tread or lire is initially built to be purposely smaller than the interior surfaced of the mold in order to prevent any interference from occurring between the mold and the tire tread once the tire tread and core are placed within the mold and the mold is closed. The weight of the tire tread or tire is measured to see if the volume of the tire tread or tire is within acceptable parameters to fit within the mold. If not, additional material is added to the tire or tire tread.

Abstract: The present invention relates to a process for producing monolithic tablets. The method employs a melt-processed composition containing at least on active agent and at least one thermoplastic binder. The invention further relates to a method for cutting and deflashing a belt of pre-shaped bodies of a melt-processed composition, wherein the pre-shaped bodies are interconnected by flash.

Abstract: An imprint apparatus for imprinting a pattern formed on a mold in a resin material formed on a substrate with accuracy is constituted by a light source for irradiating the resin material with light for curing the resin material; a measuring device for measuring a physical value which reflects a state of the resin material resulting from the irradiation of light from the light source; and a controller for controlling a spatial positional relationship between the mold and the substrate or an amount of light from the light source on the basis of information obtained from the measuring device.

Abstract: When controlling each operational process in a molding cycle by variably controlling the number of revolutions of a drive motor 3 in a hydraulic pump 2, a hydraulic pump 2 where at least multiple fixed discharge flow rate Qo and Qs can be set is used as the hydraulic pump 2. At the same time, the fixed discharge flow rates Qo . . . are set corresponding to operational processes based upon predetermined conditions in advance, respectively, and the hydraulic pump 2 is switched to the fixed discharge flow rates Qo . . . by corresponding to each operational process at the time of molding. At the same time, each operational process is controlled by variably controlling the number of revolutions of the drive motor 3.

Abstract: A method for obtaining a fingerprint and for making an ornamental article having the fingerprint includes sending a kit to a customer including a photo reactive medium and receptor, so that a person can create a fingerprint on the receptor. The fingerprint is received from the customer after the fingerprint is created using the photo reactive medium and receptor. Using the photo reactive medium and receptor allows the fingerprint to be easily formed and sufficiently set, with a high amount of detail and accuracy. Further, the photo reactive medium and receptor can allow for a printed created to not be compromised between the time the fingerprint is made and the time the fingerprint is received by the ornamental article manufacturer.

Abstract: The invention relates to a method of pressing pressing-material mats during the production of wood-material panels in a continuous press, wherein the continuous press has upper and lower heating plates, upper and lower entry plates, which project on the entry side and form an entry mouth, and, in the upper and lower parts of the press, endlessly circulating steel pressing belts which, with the interposition of rolling bars, are supported on the entry plates and the heating plates, wherein the height h0 of the entry gap and, possibly, the entry contour of the entry mouth are set, and wherein a pressing-material mat, which is produced, and possibly pretreated, in a spreading station arranged upstream of the press, is introduced into the continuous press and pressed therein. This method is characterized in that the entry-gap height is checked, set and/or regulated in dependence on the density and/or the weight per unit area of the pressing-material mat.

Abstract: A spreader box and method form a bi-laminar paintball shell material. Walls of a box body define a reservoir containing, and an aperture dispensing, a first gel. Walls of a gate body define a reservoir containing, and an aperture dispensing, a second gel. Within the box, the first gel is kept separate from the second gel. The box body aperture dispenses the first gel as a continuous first layer. The gate body aperture dispenses the second gel as a continuous second layer that is adjacent and juxtaposed with the first layer, such that the first gel bonds with the second gel to form the bi-laminar paintball shell material. A paintball, containing a fill material, has a frangible bi-laminar shell including an exterior shell that completely surrounds and contains an interior shell. The paintball is adapted to withstand the normal range of forces sustained in being fired from a paintball gun.

Abstract: In order to allow for aligning a relative position between a transferred object and a stamper with high accuracy without providing an alignment pattern in the transferred object, there are provided: a pattern transfer method, including: when adjusting the relative position between the stamper and the transferred object, a step of detecting at least two or more edge positions of the transferred object and calculating an arbitrary point from the detected edge positions; a step of detecting a position of the stamper from an edge of the stamper or an alignment mark formed in the stamper; and a step of adjusting the relative position between the transferred object and the stamper from the arbitrary point and the position of the stamper; and an imprint device using the same.

Abstract: A method and apparatus are provided for moulding an article by feeding molten plastics material into a metering cavity (16), feeding a predetermined quantity of the material from the metering cavity into a mould cavity via a transition passage (26) adjacent the mould cavity and urging the molten plastics material from the transition passage into the mould cavity with a working stroke of a packing piston (24), until the packing piston closes a port (28) defined between the transition passage and the mould cavity and a leading face (32) of the packing piston forms part of the peripheral wall of the mould. Less than ninety percent of the mould cavity is filled with the molten plastics material when the packing piston starts its working stroke and the packing piston starts its working stroke while molten plastics material is still being fed from the metering cavity.