THERMOPLASTIC POLYMERS AND METHOD TO MAKE THEM

    公开(公告)号:US20230183429A1

    公开(公告)日:2023-06-15

    申请号:US18080153

    申请日:2022-12-13

    Applicant: Jabil Inc.

    Abstract: Polymer powders useful for additive manufacturing may be made by contacting carbon dioxide and a crystallizable polymer having at least one carbonyl, sulfur oxide or sulfone group; permeating the carbon dioxide into the polymer for a crystallizing time sufficient to induce crystallization forming an induced crystalized polymer; removing the carbon dioxide; and forming induced crystalized polymer particles having a D90 particle size of at most 300 micrometers and average particle size of 1 micrometer to 100 micrometers equivalent spherical diameter. The carbon dioxide is desirably supercritical carbon dioxide for at least a portion of the crystallizing time. The polymer powders upon heating during additive manufacturing may result in a polymer having less crystallinity or become amorphous.

    APPARATUS, SYSTEM AND METHOD FOR ULTRASONIC-BASED ADDITIVE MANUFACTURING

    公开(公告)号:US20220143909A1

    公开(公告)日:2022-05-12

    申请号:US17417094

    申请日:2019-12-19

    Applicant: JABIL INC.

    Inventor: Luke Rodgers

    Abstract: An apparatus, system and method of using ultrasonic energy for additive manufacturing. The apparatus, system and method may include comprising: a print bed of print material responsive to ultrasonic energy; and an ultrasonic print head suitable to deliver the ultrasonic energy to the print bed to thereby form the print material into a printed output according to a print plan that exerts control over the ultrasonic print head.

    APPARATUS, SYSTEM AND METHOD FOR TEMPERATURE MAINTENANCE OF A FILAMENT MELT IN AN ADDITIVE MANUFACTURING PRINT HEAD

    公开(公告)号:US20220072777A1

    公开(公告)日:2022-03-10

    申请号:US17417045

    申请日:2019-12-19

    Applicant: JABIL INC.

    Abstract: The disclosed apparatus, system and method may include at least two hobs suitable to receive and extrude therebetween a print material filament for the additive manufacturing; a material guide suitable to receive the extruded print material filament; at least one heater element coupled to a transition point along the material guide distally from the at least two hobs, wherein the transition point comprises an at least partial liquefication of the print material within the material guide by the at least one heater element to allow for printing of the at least partially liquefied print material; at least one peltier device at least partially about an upper aspect of the transition point and suitable to at least sink heat from the upper aspect of the transition point to thereby preclude partial liquefication of the print material above the upper aspect; and a print nozzle in fluid communication with the at least partially liquefied print material and suitable to print the at least partially liquefied print material.

    APPARATUS, SYSTEM AND METHOD FOR A HYBRID ADDITIVE MANUFACTURING NOZZLE

    公开(公告)号:US20220072775A1

    公开(公告)日:2022-03-10

    申请号:US17417042

    申请日:2019-12-18

    Applicant: JABIL INC.

    Abstract: An additive manufacturing apparatus, system, and method. The apparatus, system and method are for a hybrid additive manufacturing print nozzle that may include a delivery conduit; an extruder capable of extruding print material through the delivery conduit; a high thermal mass heater about the delivery conduit proximate to the extruder; a low thermal mass heater about the delivery conduit distal from the extruder and proximate to an exit from the delivery conduit; and a controller capable of executing at least a print build using the print material, and of controlling both the high thermal mass heater and the lower thermal mass heater.

    APPARATUS, SYSTEM AND METHOD OF PROVIDING DYNAMIC HOB PINCH FORCE IN AN ADDITIVE MANUFACTURING PRINT HEAD

    公开(公告)号:US20210370593A1

    公开(公告)日:2021-12-02

    申请号:US17391740

    申请日:2021-08-02

    Applicant: JABIL INC.

    Abstract: The disclosure is of and includes at least an apparatus, system and method for a print head for additive manufacturing. The apparatus, system and method may include at least two proximate hobs suitable to receive and extrude therebetween a print material filament for the additive manufacturing; a motor capable of imparting a rotation to at least one of the two hobs, wherein the extrusion results from the rotation; a dynamic force adjustment capable of exerting force on one of the two hobs to urge the force-receiving hob toward the other of the two hobs; and a controller communicatively connected with the dynamic force adjustment and capable of controlling the force exertion thereof.

    APPARATUS, SYSTEM AND METHOD FOR ULTRASONIC-BASED ADDITIVE MANUFACTURING

    公开(公告)号:US20250058518A1

    公开(公告)日:2025-02-20

    申请号:US18450169

    申请日:2023-08-15

    Applicant: Jabil Inc.

    Inventor: Luke Rodgers

    Abstract: An apparatus, system and method of using ultrasonic energy for additive manufacturing. The apparatus, system and method may include comprising: a print bed of print material responsive to ultrasonic energy; and an ultrasonic print head suitable to deliver the ultrasonic energy to the print bed to thereby form the print material into a printed output according to a print plan that exerts control over the ultrasonic print head.

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