31results about How to "Achieve multi-color printing" patented technology

The invention discloses a desktop-level 3D printer. The desktop-level 3D printer comprises a machine frame, a controller, a material conveying device, an X,Y and Z axis movement device, a feeding device and a spraying nozzle device, wherein the material conveying device and the X,Y and Z axis movement device are installed on the machine frame; the feeding device and the spraying nozzle device are installed on the X,Y and Z axis movement device; the material conveying device is connected with the feeding device; the feeding device is connected with the spraying nozzle device; the controller is electrically connected with the material conveying device, the X,Y and Z axis movement device, the feeding device and the spraying nozzle device. The desktop-level 3D printer can realize effective multi-color printing, a printed model is high in accuracy, the printing effect is good, and color switching nearly without errors can be achieved. Meanwhile, the environmental characteristic that materials like acrylonitrile butadiene styrene (ABS) need to be printed at a constant temperature can be realized, so that technical support is provided for clients needing to print the ABS. The products with the biggest effective printing area are included, and requirements of various clients can be met.

The invention provides a novel three-color stirring device of a 3D printer head. The stirring device comprises material inlet pipe ports, a material storing container, a flow guiding pipe, a stirring chamber, a heater, a material container to be used, a material discharging port, a temperature tester, a stirring execution mechanism, a stirring controller, a housing and a solenoid valve. Three primary color materials are blended according to a ratio to compound various colors, and multi-color printing of a 3D product can be realized. The novel three-color stirring device of the 3D printer head is easy to operate, is easy to realize, and can effectively solve the pure color problem of a 3D product.

The invention discloses tandem connection equipment of 3D printer consumables. The tandem connection equipment comprises a supporting frame, wherein a first threading mechanism and a second threadingmechanism are mounted on the supporting frame; the first threading mechanism and the second threading mechanism respectively lead a strand of wire consumables to be subjected to tandem connection; a spacer region between the first threading mechanism and the second threading mechanism is a hot connection region; the first threading mechanism and the second threading mechanism can convey the wire consumables to the hot connection region, and complete tandem connection in the hot connection region; and the first threading mechanism and the second threading mechanism can convey the wire consumables subjected to the hot connection towards the outside along a direction from the first threading mechanism to the second threading mechanism. The tandem connection equipment realizes recycling of residual or redundant 3D printer consumables; furthermore, by the adoption of the technical scheme provided by the invention, multi-color printing of a common 3D printer can be also realized; and the problem of single color of a pattern printed by the existing common 3D printer is solved.

The invention provides a three-color feeding device of a 3D printing machine head. The three-color feeding device comprises a feeding detector, a feeding controller and a transmission mechanism, wherein the feeding device is arranged at an inlet of a feeding pipeline port and comprises transferring belts, rotating shafts and a coupling mechanism; the detector is arranged at the front part of the transferring belt for entering of materials; the two rotating shafts are coupled by the coupling mechanism; the rotating shaft of one transferring belt is coupled with the output end of the motor; and the feeding controller controls the motor to rotate and drive the rotating shafts to rotate, so that the belts are driven to feed the materials into a feeding pipeline. The three-color feeding device provided by the invention has the advantages that the operation is simple, the implementation is easy and the problem of feeding in the printing process can be effectively solved.

The invention discloses preparation methods and applications for a terpyridine compound and a terpyridine metal complex. The preparation method for the terpyridine compound comprises the following steps: subjecting carbazole, bromohexane and a sodium hydroxide aqueous solution with the concentration of 50% to a substitution reaction in a DMSO solvent system at 50 DEG C; subjecting a compound 1 andNBS to a regioselective bromination reaction in a dichloromethane solvent system at 25 DEG C; subjecting bromobenzaldehyde, trimethylsilylacetylene, cuprous iodide and (beta-4)-platinum to a Sonogashira coupling reaction in a nitrogen gas environment and a dry diisopropylamine solution system at 80 DEG C; subjecting a compound 2, a compound 3, cuprous iodide and (beta-4)-platinum to a Sonogashiracoupling reaction in a nitrogen gas environment and a dry diisopropylamine and tetrahydrofuran solution system; and subjecting an alkyne-containing compound 4, diacylpyridine and potassium hydroxideto a Krohnke intermediate cyclization process reaction in an ethanol solvent system at 25 DEG C. The preparation method for the terpyridine compound provided by the invention has simple synthetic steps and mild conditions, and realizes multi-color printing and encrypted printing under visible sunlight.

The invention discloses a seamless cascading method for 3D printer filament consumables. The method comprises steps as follows: a handle is moved, a push part of the handle pushes a pushing componentto move, the pushing component moves and enables a moving component to move, and the moving component moves and pulls a heating mechanism to move towards a heat joining region; when the heating mechanism is located in the heat joining region, a fixing component locks and fixes the heating mechanism, besides, a linkage part of the handle drives the driving mechanism to move and drives a filament cascading device to move to convey two strands of to-be-cascaded consumables to the heat joining region, and free ends of the consumables are contacted with the heating mechanism and absorb heat to be molten; the push part of the handle pushes the pushing component to move continuously, the pushing component moves and pushes the fixing component to move, so that the fixing component removes fixing restriction to the heating mechanism, the heating mechanism is away from the heat joining region, and the linkage part of the handle continues to move and enables the free ends of the two strands of consumables to be cascaded; force is continuously applied to the handle, a flattening mechanism perform deburring treatment on a heat joint point of the consumables; the consumables with burrs removed are taken out manually.

The invention provides manual tandem connection equipment for 3D printer filament consumables. The equipment comprises a casing, wherein a handle, a filament cascading device, a heating mechanism, a drive mechanism and a lifting mechanism are mounted in the casing; the filament cascading device comprises a first filament cascading mechanism and a second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism are concentrically arranged and distributed at an interval, a to-be-cascaded filament consumable is guided into each of the first filament cascading mechanism and the second filament cascading mechanism, the spacer region between the first filament cascading mechanism and the second filament cascading mechanism is a heat joiningregion, push force is produced when the handle is moved, the drive mechanism receives the push force produced during movement of the handle and transmits the push force to the first filament cascadingmechanism and the second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism convey the filament consumables to the heat joining region under the action of the push force, cascading is completed in the heat joining region, the lifting mechanism receive push force produced during movement of the handle and drives the heating device to move up or down under the action of the push force, and the heating device is used for providing heat energy required by heat joining in the heat joining region.