Extrusion notch for metal-plastic composite 3D printing wire

Abstract

The utility model belongs to the technical field of extrusion equipment, and particularly relates to an extrusion notch for metal-plastic composite 3D printing wires, which comprises an extrusion mechanism, an extrusion pipe is arranged on the end wall of one end of the extrusion mechanism, and an extrusion structure is arranged on the extrusion pipe. And the extrusion structure comprises an extrusion groove body, a third through hole, a second connecting pipe, a protruding block, a second sealing groove, a mounting groove hole, a spring and a second sealing block, the second connecting pipe is mounted in the center of the end wall of one end of the extrusion groove body, and the second sealing block is mounted on the end wall of the other end of the second connecting pipe. A second sealing groove is formed in the end wall of the other end of the second sealing block, and mounting groove holes are formed in the two sides of the outer wall of the second connecting pipe. The extrusion structure solves the problems that an extrusion structure on existing extrusion equipment is tedious to disassemble and assemble and low in efficiency; the extrusion structure is convenient for workers to quickly disassemble, assemble and replace, and is convenient to disassemble, assemble and operate and high in practicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of extrusion equipment, and in particular relates to an extrusion notch for metal-plastic composite 3D printing filaments. Background Art

[0002] Metal-plastic composite 3D printing filaments need to be extruded and molded by extrusion equipment during production and processing. Extrusion molding is also called extrusion molding in plastic processing. It refers to a processing method in which the material passes through the action between the extruder barrel and the screw, is heated and plasticized, and is pushed forward by the screw, and continuously passes through the head to form various cross-section products or semi-finished products.

[0003] After searching, the patent announcement number CN213412841U discloses a plastic masterbatch granulation raw material extrusion device, which belongs to the field of mechanical technology, including an extrusion barrel, support feet are arranged on both sides of the lower end of the extrusion barrel, a first feed port is arranged on one side of the upper end of the extrusion barrel, and a template is arranged at the end of the extrusion barrel away from the first feed port, and a plurality of template holes are arranged on the template. The utility model arranges a plurality of template holes on a template, and granulations of different sizes can be implemented through one template. The third rotating rod is driven to rotate by the first motor, and the third rotating rod drives the template to move through the gear to achieve granulations of different sizes, which occupies a small space and has high safety. The utility model arranges a crushing component, and the first blade and the second blade in the crushing barrel can crush the raw material twice, so that the raw material is more refined, the size of the raw material is more uniform, and the quality of the product after molding is improved.

[0004] When the existing extrusion equipment extrudes metal-plastic composite 3D printing filaments, an extrusion structure is required on the extrusion equipment. When the staff needs to extrude filaments of different shapes or different thicknesses, they need to replace different types of extrusion structures. However, the current disassembly and assembly steps of the extrusion structure are cumbersome and the disassembly and assembly efficiency is low, which affects the production efficiency. For this reason, we propose an extrusion slot for metal-plastic composite 3D printing filaments to solve the existing problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an extrusion notch for metal-plastic composite 3D printing filaments to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] An extrusion slot for metal-plastic composite 3D printing filaments, comprising an extrusion mechanism: an extrusion tube is arranged on an end wall of one end of the extrusion mechanism, and an extrusion structure is arranged on the extrusion tube;

[0008] The extrusion structure comprises an extrusion slot body, a third through hole, a second connecting pipe, a protruding block, a second sealing groove, a mounting slot hole, a spring and a second sealing block, a second connecting pipe is installed at the center of an end wall of one end of the extrusion slot body, a second sealing block is installed on the other end wall of the second connecting pipe, a second sealing groove is provided on the other end wall of the second sealing block, both sides of the outer wall of the second connecting pipe are provided with mounting slot holes, and one end inside the mounting slot hole is connected to the protruding block through a spring;

[0009] The other end of the second connecting tube is installed inside the first connecting tube, and the other end of the second sealing block is installed in the first sealing groove. The first sealing groove is opened on the outer wall of one side of the connecting plate. The first sealing block is arranged inside the first sealing groove. The first sealing block is installed in the first sealing groove. The connecting plate is installed on one side of the interior of the first connecting tube, and the other end of the extrusion tube is installed on the outer wall of one side of the connecting plate.

[0010] Furthermore, a third through hole is opened at the center of the end wall of one end of the extrusion groove body, the third through hole is connected with the interior of the second connecting tube, and the aperture of the third through hole is equal to the inner diameter of the second connecting tube.

[0011] Furthermore, the outer diameter of the protruding block is smaller than the inner diameter of the mounting slot hole.

[0012] Furthermore, the outer wall of the second connecting tube is connected to the inner wall of the first connecting tube with a gap.

[0013] Furthermore, a first through hole is opened at the center of the outer wall of the connecting plate, the first through hole is connected to the inside of the extruded tube, and the aperture of the first through hole is equal to the inner diameter of the extruded tube.

[0014] Furthermore, second through holes are provided on both sides of the outer wall of the first connecting pipe, and the other end of the protruding block passes through the second through hole and extends to the outside.

[0015] Furthermore, the connecting plate, the first connecting tube and the extrusion tube are integrated into one design.

[0016] Furthermore, the extrusion tank body, the second connecting pipe and the second sealing block are integrated into one.

[0017] By means of the above technical solution, the utility model provides an extrusion notch for metal-plastic composite 3D printing filament, which has at least the following beneficial effects:

[0018] 1. The utility model is provided with a series of coordinated structures. When the staff needs to replace different types of extrusion structures and disassemble them, the staff presses the protruding block and pulls the extrusion structure outward to disassemble the extrusion structure from the extrusion tube. Thus, the utility model solves the problem of cumbersome disassembly and low efficiency of the extrusion structure on the existing extrusion equipment; the utility model facilitates the staff to quickly disassemble and replace the extrusion structure, and the disassembly and assembly operation is convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application:

[0020] Figure 1 A schematic diagram of the three-dimensional structure of an extrusion notch for metal-plastic composite 3D printing filament provided in an embodiment of the present application;

[0021] Figure 2 A front view of an extrusion notch for a metal-plastic composite 3D printing filament provided in an embodiment of the present application;

[0022] Figure 3 for Figure 2 A partial enlarged structural cross-sectional view at point A;

[0023] Figure 4 A schematic diagram of the structure of an extrusion structure of an extrusion notch for metal-plastic composite 3D printing filament provided in an embodiment of the present application;

[0024] Figure 5 A schematic diagram of the structure of an extrusion tube with an extrusion slot for metal-plastic composite 3D printing filament provided in an embodiment of the present application.

[0025] In the figure: 1. extrusion mechanism; 101. extrusion tube; 102. first through hole; 103. connecting plate; 104. first connecting tube; 105. second through hole; 106. first sealing groove; 107. first sealing block; 2. extrusion structure; 201. extrusion groove body; 202. third through hole; 203. second connecting tube; 204. protruding block; 205. second sealing groove; 206. mounting slot; 207. spring; 208. second sealing block. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 5 The utility model is used for the extrusion slot of metal-plastic composite 3D printing filament, which mainly includes an extrusion mechanism 1: an extrusion tube 101 is arranged on the end wall of one end of the extrusion mechanism 1, and an extrusion structure 2 is arranged on the extrusion tube 101, and the extrusion structure 2 includes an extrusion slot body 201, a third through hole 202, a second connecting tube 203, a protruding block 204, a second sealing slot 205, an installation slot hole 206, a spring 207 and a second sealing block 208, and a second connecting tube 201 is installed at the center of the end wall of one end of the extrusion slot body 201. 203, a second sealing block 208 is installed on the other end wall of the second connecting pipe 203, a second sealing groove 205 is opened on the other end wall of the second sealing block 208, both sides of the outer wall of the second connecting pipe 203 are opened with mounting slots 206, one end of the mounting slot 206 is connected to the protruding block 204 through a spring 207, the other end of the second connecting pipe 203 is installed in the first connecting pipe 104, the other end of the second sealing block 208 is installed in the first sealing groove 106, and the first sealing groove 106 is connected to the first connecting pipe 104. 06 is opened on the outer wall of one side of the connecting plate 103, and a first sealing block 107 is arranged inside the first sealing groove 106, and the first sealing block 107 is installed in the first sealing groove 106, and the connecting plate 103 is installed on the inner side of the first connecting tube 104. The coordinated arrangement of the first sealing groove 106, the first sealing block 107, the second sealing block 208, the second sealing groove 205 and other structures can seal the connection between the second connecting tube 203 and the first connecting tube 104, and the other end of the extrusion tube 101 is installed on the outer wall of one side of the connecting plate 103. When the staff needs to replace different types of extrusion structures 2 and disassemble them, the staff presses the protruding block 204 and pulls the extrusion structure 2 outward to remove the extrusion structure 2 from the extrusion tube 101, so that the utility model solves the problem of cumbersome disassembly and assembly and low efficiency of the extrusion structure 2 on the existing extrusion equipment; the utility model is convenient for the staff to quickly disassemble and replace the extrusion structure 2, and the disassembly and assembly operation is convenient and practical.

[0028] A third through hole 202 is provided at the center of the end wall of one end of the extrusion groove body 201. The third through hole 202 is connected to the inside of the second connecting tube 203, and the aperture of the third through hole 202 is equal to the inner diameter of the second connecting tube 203. The outer diameter of the protruding block 204 is smaller than the inner diameter of the mounting slot 206. The outer wall of the second connecting tube 203 is connected to the inner wall of the first connecting tube 104 through a gap. Since the outer wall of the second connecting tube 203 is connected to the inner wall of the first connecting tube 104 through a gap, it is convenient to install the second connecting tube 203 into the first connecting tube 104 or to remove the second connecting tube 203 from the first connecting tube 104. The connecting tube 104 is moved out, and a first through hole 102 is opened at the center of the outer wall of the connecting plate 103. The first through hole 102 is connected to the inside of the extrusion tube 101, and the aperture of the first through hole 102 is equal to the inner diameter of the extrusion tube 101. Second through holes 105 are opened on both sides of the outer wall of the first connecting tube 104, and the other end of the protruding block 204 passes through the second through hole 105 and extends to the outside. The connecting plate 103, the first connecting tube 104 and the extrusion tube 101 are integrated in design, and the extrusion groove body 201, the second connecting tube 203 and the second sealing block 208 are integrated in design.

[0029] It should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An extrusion notch for metal-plastic composite 3D printing filament, characterized in that: It comprises an extrusion mechanism (1): an extrusion tube (101) is arranged on an end wall of one end of the extrusion mechanism (1), and an extrusion structure (2) is arranged on the extrusion tube (101); The extrusion structure (2) comprises an extrusion groove body (201), a third through hole (202), a second connecting tube (203), a protruding block (204), a second sealing groove (205), a mounting slot hole (206), a spring (207) and a second sealing block (208); the second connecting tube (203) is installed at the center of an end wall of one end of the extrusion groove body (201); the second sealing block (208) is installed on the other end wall of the second connecting tube (203); the second sealing groove (205) is provided on the other end wall of the second sealing block (208); both sides of the outer wall of the second connecting tube (203) are provided with mounting slot holes (206); one end inside the mounting slot hole (206) is connected to the protruding block (204) via a spring (207); The other end of the second connecting tube (203) is installed inside the first connecting tube (104), the other end of the second sealing block (208) is installed in the first sealing groove (106), the first sealing groove (106) is opened on the outer wall of one side of the connecting plate (103), a first sealing block (107) is arranged inside the first sealing groove (106), the first sealing block (107) is installed in the first sealing groove (106), the connecting plate (103) is installed on one side of the inside of the first connecting tube (104), and the other end of the extrusion tube (101) is installed on the outer wall of one side of the connecting plate (103).

2. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: A third through hole (202) is provided at the center of an end wall of one end of the extrusion groove body (201); the third through hole (202) is connected to the interior of the second connecting tube (203); and the diameter of the third through hole (202) is equal to the inner diameter of the second connecting tube (203).

3. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: The outer diameter of the protruding block (204) is smaller than the inner diameter of the mounting slot hole (206).

4. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: The outer wall of the second connecting tube (203) and the inner wall of the first connecting tube (104) are connected with a gap.

5. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: A first through hole (102) is provided at the center of the outer wall of the connecting plate (103), the first through hole (102) is connected to the interior of the extruded tube (101), and the diameter of the first through hole (102) is equal to the inner diameter of the extruded tube (101).

6. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: Second through holes (105) are provided on both sides of the outer wall of the first connecting tube (104), and the other end of the protruding block (204) passes through the second through hole (105) and extends to the outside.

7. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: The connecting plate (103), the first connecting tube (104) and the extrusion tube (101) are of an integrated design.

8. The extrusion notch for metal-plastic composite 3D printing filament according to claim 1, characterized in that: The extrusion tank body (201), the second connecting pipe (203) and the second sealing block (208) are of an integrated design.

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