Color mixing 3D printing head capable of printing mixed colors

Abstract

The utility model discloses a mixed color 3D printing head capable of printing mixed colors. The mixed color 3D printing head comprises a 3D printing head body and a feeding structure used for conveying printing materials. The 3D printing head body comprises a material mixing area, a heating area and a discharging nozzle arranged below the heating area. The material mixing area is arranged above the heating area, filling nozzles are arranged on the periphery of the material mixing area and used for filling color paste, toner or auxiliaries, the feeding structure conveys printing materials into the material mixing area and the heating area in sequence, and the color paste, the toner or the auxiliaries and the printing materials are mixed in the heating area and flow out of the discharging nozzle. The feeding structure conveys printing materials to the material mixing area, the filling nozzle injects color paste, toner or auxiliaries into the material mixing area, the color paste, the toner or the auxiliaries are wrapped around the printing materials and melted in the heating area, the melted color paste, the melted toner or the melted auxiliaries and the melted printing materials flow out from the discharging nozzle, products of various colors can be printed, and the printing efficiency is improved. Or products with various performances.

Description

TECHNICAL FIELD

[0001] The utility model relates to 3D printing head technical field especially a mixed color 3D printing head that can print mixed color. BACKGROUND

[0002] 3D printer can print various products, and the color of the printed product is consistent with the color of the printing material, when mixed color or various colors need to be printed, the corresponding color printing material needs to be selected, and the color material needs to be prepared by the material factory, and cannot be prepared at any time according to the printing site. INVENTION CONTENTS

[0003] The utility model solves the technical problem in view of prior art, provides a mixed color 3D printing head that can print mixed color.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme.

[0005] A mixed color 3D printing head that can print mixed color, including 3D printing head body and feeding structure for conveying printing material, the 3D printing head body includes mixing area, heating area and discharge nozzle arranged below the heating area, the mixing area is arranged above the heating area, the mixing area is provided with filling nozzle around, the filling nozzle is used for filling color paste, toner or additive, the feeding structure sequentially conveys printing material into the mixing area and the heating area, and the color paste, toner or additive is mixed with the printing material in the heating area and flows out from the discharge nozzle.

[0006] A preferred scheme is that the feeding structure includes fixed frame, first feeding roller and second feeding roller, the fixed frame is penetrated by feeding hole from top to bottom, the side wall of the fixed frame is concave with mounting groove, the mounting groove is communicated with the feeding hole, the first feeding roller and the second feeding roller are rotationally arranged in the mounting groove, and the first feeding roller and the second feeding roller convey the printing material from the feeding hole to the mixing area.

[0007] A preferred scheme is that the feeding structure further includes handle and spring, the lower end of the handle is rotationally connected with the first feeding roller, the upper end is in contact with the top wall of the mounting groove, and the bottom of the spring is connected with the bottom wall of the mounting groove, and the top is connected with the upper end of the handle.

[0008] The utility model has the advantages that the feeding structure conveys the printing material to the mixing area, the filling nozzle injects the color paste, toner or additive into the mixing area, the color paste, toner or additive is arranged around the printing material, and is melted in the heating area, and after melting, the color paste, toner or additive and the melted printing material flow out from the discharge nozzle, so that various color products or various performance products can be printed.

[0009] The above description is only a summary of the technical scheme of the present application, in order to more clearly understand the technical means of the present application, and can be implemented according to the content of the specification, and in order to make the above and other purposes, characteristics and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a perspective view of the utility model;

[0011] Figure 2 is a perspective view of the feeding structure in the utility model. DETAILED DESCRIPTION

[0012] In order to explain the idea and purpose of the present utility model, the present utility model will be further described below in combination with the drawings and specific embodiments.

[0013] The present application will be described in more detail below in combination with the drawings and embodiments.

[0014] As shown in Figure 1 and Figure 2 The present application discloses a mixed color 3D printing head that can print mixed colors, comprising a 3D printing head body 10 and a feeding structure 20 for conveying printing materials; the 3D printing head body 10 comprises a mixing area 11, a heating area 12 and a discharge nozzle 13 arranged below the heating area 12; the mixing area 11 is arranged above the heating area 12, and a filling nozzle 14 is arranged around the mixing area 11, the filling nozzle 14 is used for filling ink paste, toner or additives, the feeding structure 20 conveys printing materials into the mixing area 11 and the heating area 12 in sequence, and the ink paste, toner or additives are mixed with the printing materials in the heating area 12 and flow out of the discharge nozzle 13.

[0015] As shown in Figure 1 and Figure 2 The feeding structure 20 conveys printing materials to the mixing area 11, the filling nozzle 14 injects ink paste, toner or additives into the mixing area 11, the ink paste, toner or additives are arranged around the printing materials, and are melted in the heating area 12, after melting, the ink paste, toner or additives and the melted printing materials flow out of the discharge nozzle 13, and a variety of colored products or products with various properties can be printed.

[0016] As shown in Figure 1 and Figure 2As shown in the drawings, the feeding structure 20 comprises a fixed frame 21, a first feeding roller 22 and a second feeding roller 23, the fixed frame 21 is provided with a feeding hole 24 from top to bottom, the side wall of the fixed frame 21 is concavely provided with a mounting groove 25, the mounting groove 25 is communicated with the feeding hole 24, the first feeding roller 22 and the second feeding roller 23 are rotatably arranged in the mounting groove 25, and the first feeding roller 22 and the second feeding roller 23 convey the printing material from the feeding hole 24 to the mixing area 11.

[0017] As shown in the drawings, Figure 1 and Figure 2 the first feeding roller 22 and the second feeding roller 23 drive the printing material to move, and the printing material enters the mixing area 11 along the feeding hole 24.

[0018] As shown in the drawings, Figure 1 and Figure 2 the feeding structure 20 further comprises a handle 26 and a spring 27, the lower end of the handle 26 is rotatably connected with the first feeding roller 22, the upper end of the handle 26 is in contact with the top wall of the mounting groove 25, the bottom of the spring 27 is connected with the bottom wall of the mounting groove 25, and the top of the spring 27 is connected with the upper end of the handle 26. The spring 27 pushes the handle 26.

[0019] The above is the specific implementation manner of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements are also regarded as the protection scope of the present application.

Claims

1. A mixed color 3D printing head capable of printing mixed colors, characterized in that, The 3D printing head body comprises a mixing area, a heating area and a discharge nozzle arranged below the heating area; the mixing area is arranged above the heating area, and a filling nozzle for filling ink, toner or an additive is arranged around the mixing area; the feeding structure sequentially feeds the printing material into the mixing area and the heating area, and the ink, toner or additive is mixed with the printing material in the heating area and flows out of the discharge nozzle.

2. The color mixing 3D printing head capable of printing mixed colors according to claim 1, wherein, The feeding structure comprises a fixed frame, a first feeding roller and a second feeding roller, the fixed frame is provided with a feeding hole from top to bottom, a mounting groove is concavely arranged on the side wall of the fixed frame, the mounting groove is communicated with the feeding hole, and the first feeding roller and the second feeding roller are rotatably arranged in the mounting groove; the first feeding roller and the second feeding roller feed the printing material from the feeding hole to the mixing area.

3. The color mixing 3D printing head capable of printing mixed colors according to claim 2, wherein, The feeding structure further comprises a handle and a spring, the lower end of the handle is rotatably connected with the first feeding roller, the upper end of the handle is in contact with the top wall of the mounting groove, the bottom of the spring is connected with the bottom wall of the mounting groove, and the top of the spring is connected with the upper end of the handle.

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