B29B13/024

Molding systems and related methods

A system for molding an object includes an articulated mold having an axis and a plurality of mold portions configured to collectively define a molding cavity for shaping the object when arranged in respective molding positions. The system includes a plurality of actuators, each operatively coupled to a respective mold portion and configured to move the respective mold portion along the axis from the respective molding position toward a respective ejecting position for releasing the object. The system includes a controller in communication with each of the plurality of actuators and configured to independently activate each of the plurality of actuators such that one of the plurality of mold portions moves along the axis from the respective molding position toward the respective ejecting position while at least one other of the plurality of mold portions remains stationary relative to the object in order to at least partially support the object.

MOLDING SYSTEMS AND RELATED METHODS

A system for molding an object includes an articulated mold having an axis and a plurality of mold portions configured to collectively define a molding cavity for shaping the object when arranged in respective molding positions. The system includes a plurality of actuators, each operatively coupled to a respective mold portion and configured to move the respective mold portion along the axis from the respective molding position toward a respective ejecting position for releasing the object. The system includes a controller in communication with each of the plurality of actuators and configured to independently activate each of the plurality of actuators such that one of the plurality of mold portions moves along the axis from the respective molding position toward the respective ejecting position while at least one other of the plurality of mold portions remains stationary relative to the object in order to at least partially support the object.

METHOD AND DEVICE FOR MANUFACTURING CONTAINER MADE OF BIODEGRADABLE RESIN
20220324147 · 2022-10-13 · ·

A manufacturing method for manufacturing a biodegradable resin container includes at least: an injection molding process of injection molding a preform made of a biodegradable resin in an injection molding mold; a temperature adjustment process of adjusting a temperature of the preform in a temperature adjustment mold; and a blow molding process of manufacturing a container by blow molding the preform after temperature adjustment in a blow mold, in which a temperature of the injection molding mold is set to 40° C. or lower.

System for and method of heating objects in a production line

A system and method (10) for heating objects (O) during a thermal treatment process in a production line (P) is described. The system (10) comprises a transport system (11), a minor arrangement (201, 202, 203, 204, 205, 206) comprising a first mirror surface (21, 21′, 21″) and a second minor surface (22, 22′, 22″) arranged at opposite sides, so that the objects (O) may be transported between the minor surfaces (21, 22, 21′, 22′, 21″, 22″) along the production line and a radiation device (30) comprising a number of lasers for generating light (L). The radiation device (30) and the mirror arrangement (201, 202, 203, 204, 205, 206) are constructed such that the main direction (R) of light (L) that enters the mirror arrangement (201, 202, 203, 204, 205, 206) is directed towards the first mirror surface (21, 21′, 21″) at an angle to the production line (P), and the light (L) subsequently undergoes multiple reflections between the mirror surfaces (21, 22, 21′, 22′, 21″, 22″) so that a series of multiple reflections of the light (L) travels in the transport direction (OT) along at least a section of the minor surface (21, 22, 21′, 22′, 21″, 22″) or travels against the transport direction (OT) along at least a section of the minor surface (21, 22, 21′, 22′, 21″, 22″) and heats the objects (O) being transported between the minor surfaces (21, 22, 21′, 22′, 21″, 22″).

Dithiolene metal complex colorless IR absorbers
09738611 · 2017-08-22 · ·

The invention relates to the use of compounds of formulae (I) and/or (II) as colorless IR absorbers wherein M is Ni, Pd, Pt, Au, Ir, Fe, Zn, W, Cu, Mo, In, Mn, Co, Mg, V, Cr or Ti, X.sub.1, X.sub.2 and X.sub.3 are each independently of the others sulfur or oxygen, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are each independently of the others hydrogen, NR.sub.7R.sub.8, unsubstituted or substituted C.sub.1-C.sub.18alkyl, C.sub.1-C.sub.18 alkyl wherein the alkylene chain is interrupted with oxygen, unsubstituted or substituted C.sub.1-C.sub.18alkenyl, unsubstituted or substituted aryl, unsubstituted or substituted arylalkyl or unsubstituted or substituted heteroarylalkyl, R.sub.7 and R.sub.8, each independently of the other, being unsubstituted or substituted C.sub.1-C.sub.18alkyl, unsubstituted or substituted aryl, unsubstituted or substituted arylalkyl or unsubstituted or substituted heteroarylalkyl, a further IR absorber optionally being added to the compounds of formulae (I) and (II). The invention relates also to novel dithiolene compounds of formulae (I) and (II) wherein X.sub.1 is oxygen and X.sub.2 and X.sub.3 are oxygen or sulfur. The invention relates furthermore to novel dithiolene compounds of formulae (I) and (II) wherein R.sub.1 to R.sub.6 are NR.sub.7R.sub.8. ##STR00001##

Method for heating a container blank, the temperature of the outer wall of which is low, and unit for heating blanks

Method of heating a blank (2) of plastic material for the manufacture of a hollow body by forming from the blank (2), which comprises the operations consisting of: inserting the blank (2) into an oven (7) provided with sources (9) of monochromatic or pseudo-monochromatic electromagnetic radiation emitting in the infrared range; exposing the blank (2) to the radiation from the sources (9), adjusted to a predetermined emission power for a predetermined exposure time; measuring a temperature on an outer wall (16) of the blank (2);
Characterized in that it comprises an operation consisting of: adjusting the exposure time and/or the emission power so that said temperature at an exit from the oven (2) [sic: (7)], does not fall between T.sub.g and 1.8.Math.T.sub.g, where T.sub.g is the glass transition temperature of the material.

Heating apparatus for preforms and heating method for preforms

A heating apparatus and a heating method for preforms are provided which eliminate poor sterilization of a mouth portion of a preform to which a disinfectant has been blown. The heating apparatus includes a heating section that heats the preform is provided with a mouth portion heating section, and a mouth portion of the preform is heated to a temperature in a range of 50° C. to 70° C.

Preform heating system
11440238 · 2022-09-13 · ·

The present invention relates to a heating system for preforms upstream of a blowing or stretch-blowing machine, in particular a heating system using monochromatic infrared radiation, preferably laser-generated. In particular, the invention relates to a heating system (301) for preforms (P), comprising a carousel for treating the preforms (P) comprising a plurality of heating elements (304) configured to be inserted either inside or outside each preform (P) and to radiate electromagnetic radiation in the infrared field which forms, in such a device, a disc of radiation according to a radial symmetry which departs from the center of the axis of the preform and which appropriately converges and diverges.

MOLDING SYSTEMS AND RELATED METHODS
20210268696 · 2021-09-02 ·

In one embodiment, a system for conditioning a preform for molding includes a heating cavity for receiving the preform, a heater configured to heat a gas, and a blower configured to force the gas heated by the heater into the heating cavity. In another embodiment, a method of conditioning a preform for molding includes positioning the preform in a heating cavity and forcing a heated gas into the heating cavity onto an exterior surface of the preform.

MOLDING SYSTEMS AND RELATED METHODS

A system for molding an object includes an articulated mold having an axis and a plurality of mold portions configured to collectively define a molding cavity for shaping the object when arranged in respective molding positions. The system includes a plurality of actuators, each operatively coupled to a respective mold portion and configured to move the respective mold portion along the axis from the respective molding position toward a respective ejecting position for releasing the object. The system includes a controller in communication with each of the plurality of actuators and configured to independently activate each of the plurality of actuators such that one of the plurality of mold portions moves along the axis from the respective molding position toward the respective ejecting position while at least one other of the plurality of mold portions remains stationary relative to the object in order to at least partially support the object.