B29C45/17

CONVEYANCE APPARATUS FOR CONVEYING MOLD

A conveyance apparatus for conveying a mold into an injection molding machine includes a frame configured to form a supporting plane for supporting the mold, and an actuator configured to move the mold along the supporting plane between a first position inside the injection molding machine and a second position different from the first position, wherein the improvement to the conveyance apparatus includes the actuator being located below the supporting plane in a vertical direction; and a linking unit configured to link the mold and the actuator, wherein the linking unit is connectable to a side surface of the mold, wherein, in a state where the mold is at the second position, at least a part of the actuator is closer to the injection molding machine than the side surface of the mold in a conveying direction where the actuator moves the mold.

Injection-moulding machine with an index shaft having a channel for a fluid
11559929 · 2023-01-24 · ·

An injection-moulding machine, having a first platen, which is designed for carrying a first mould half of an injection mould, a second platen, which is designed for carrying a second mould half of the injection mould in such a way that in a closed state of the injection mould the first mould half and the second mould half delimit at least one cavity of the injection mould, and having an index shaft, which is mounted rotatably and axially adjustably on the injection-moulding machine outside the injection mould, is rotationally driven by of a motor of the injection-moulding machine arranged outside the injection mould and has an end portion which protrudes into the injection mould in the installed position of the injection mould in the injection-moulding machine, is designed for fastening on the index shaft an index plate to be arranged within the injection mould and has at least one channel which is designed to feed a fluid to the index plate or to remove a fluid from the index plate, wherein by means of the index shaft, driven by the motor, the index plate is automatically adjustable between a first plate position of the index plate and at least one second plate position of the index plate, and wherein the motor has a hollow motor shaft, through which the fluid is passed.

DIALYZER MANUFACTURING TOOL
20230226731 · 2023-07-20 ·

A dialyzer housing manufacturing system includes a molding device configured to mold a dialyzer housing, and a tool coupled to a robotic arm and configured to retrieve the dialyzer housing from the molding device after the dialyzer housing is molded. The tool includes a frame, a first suction cup connected to a first portion of the frame, and a second suction cup connected to a second portion of the frame, the second suction cup being oriented about 70 degrees to about 110 degrees relative to the first suction cup.

Apparatus for molding an elongated hollow article

A molding apparatus includes a mold comprising a stationary outer mold with a substantially tubular mold cavity, a moveable end mold with an end mold cavity alignable with the tubular mold cavity, and a stationary elongated mold core with a fluid channel therethrough, the mold core extending through the tubular cavity into the end mold cavity. A method of using the apparatus includes injecting a molding material at a material flow rate into the mold, moving the end mold at a speed in a linear direction from a first position to a second position, supplying a fluid at a fluid flow rate to the fluid channel, and varying at least one of the material flow rate, the end mold speed and the fluid flow rate as the end mold moves from the first position to the second position.

Cleaning agent composition and molding raw material
11701799 · 2023-07-18 · ·

Provided is a cleaning agent composition that is capable of efficiently performing the substitution of a molding raw material in a hot runner type mold. The cleaning agent composition contains 100 parts by weight of a thermoplastic resin; 1 part by weight to 20 parts by weight of at least one type of fatty acid ester that is selected from glycerin fatty acid ester, polyglycerin fatty acid ester, or sorbitan fatty acid ester; and 1 part by weight to 15 parts by weight of a metal salt of a fatty acid and/or a hydroxyfatty acid. The cleaning agent composition is used for cleaning a flow channel for resin in a hot runner type mold.

Injection molding apparatus
11697235 · 2023-07-11 · ·

An injection molding apparatus includes: a first mounting block configured such that a fixed mold is able to be mounted thereon; a second mounting block configured such that a movable mold facing the fixed mold is able to be mounted thereon, provided with a first through hole through which a first diver is inserted, and configured to move back and forth with respect to the first mounting block along the first diver; and an injection unit configured to inject a molten material into a cavity defined by the fixed mold and the movable mold. In a state where the movable mold is mounted on the second mounting block, the second mounting block includes, between the movable mold and the first through hole, a heat conduction prevention portion configured to prevent conduction of heat from the movable mold.

MAINTENANCE METHOD FOR INJECTION MOLDING MACHINE, INJECTION MOLDING UNIT, AND MAINTENANCE JIG FOR INJECTION MOLDING MACHINE
20230211533 · 2023-07-06 · ·

To reliably and safely suppress co-rotation of a screw drive unit when performing a tightening and loosening operation for a threaded fastener which fixes a screw to the screw drive unit. Provided is an injection molding machine 2 in which a threaded fastener 30 is tightened into a first threaded portion 23a of a screw drive unit 21, thereby fixing a screw 10 to the screw drive unit 21 through a fixation bush 25, wherein a jig 40, which is detachably mounted on the screw drive unit 21, and is brought into contact with a main body contact portion 4 of a main body portion 3 of the injection molding machine 2 by rotating the screw drive unit 21 to restrict further rotation of the screw drive unit 21, is mounted on the screw drive unit 21, and the threaded fastener 30 is tightened or loosened with respect to the first threaded portion 23a with the jig 40 in contact with the main body contact portion 4.

Method of forming an article
11691319 · 2023-07-04 · ·

Methods of forming an article from a molten plastic composition comprising a polymer and a blowing agent. The methods include injecting the molten plastic composition into a mould, allowing the plastic composition to form a first solid skin adjacent to an in contact with a first cavity-forming surface of the mould and a second solid skin adjacent to and in contact with a second cavity-forming surface of the mould, and then opening the mould before the molten plastic composition between the first and second solid skins in at least one portion of the circumference of a region of the mould cavity defining an annular cross-section of the cavity has solidified.

INJECTION MOLDING SYSTEM, CONVEYING APPARATUS, AND MOLD EXCHANGE METHOD
20220410452 · 2022-12-29 ·

An injection molding system including an injection molding apparatus and a conveying apparatus for conveying a mold with respect to the injection molding machine, the conveying apparatus including a support member for supporting a bottom of the mold, and a guide member located on a side of the mold for guiding the mold conveyed by the conveying apparatus, wherein the improvement to the conveying apparatus includes an adjustment member for adjusting a position of the guide member in a direction intersecting a direction of conveyance of the mold by the conveying apparatus independently from a position of the supporting member.

Injection unit positioning apparatus

An apparatus for aligning an outlet of an injection unit with an inlet of a mold mounted between platens of a molding machine includes a positioning assembly interconnecting the injection unit to the molding machine. The positioning assembly includes a first translation assembly configured to engender a first movement of the injection unit outlet along a translation plane, and a second translation assembly configured to engender a second movement of the injection unit outlet along the translation plane. The positioning assembly further includes a brake assembly extending between the first translation assembly and the second translation assembly. The brake assembly is configured to selectively create a compressive force between the first and second translation assemblies to maintain the position of the injection unit outlet.