CN215882621U

CN215882621U - Feeding mechanism of 3D printer extruder

Info

Publication number: CN215882621U
Application number: CN202122084162.6U
Authority: CN
Inventors: 蒲煜
Original assignee: Foshan Shunsu Innovation Technology Co ltd
Current assignee: Foshan Shunsu Innovation Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-02-22
Anticipated expiration: 2031-09-01

Abstract

The utility model provides a feeding mechanism of a 3D printer extruder, which comprises: the device comprises a machine body, a driving wheel and a slide rail; the machine body is rectangular; the driving wheel is arranged on the upper side of the front end of the machine body and is movably connected with the machine body; the sliding rail is arranged at the middle end of the front side of the machine body; the inlet is arranged on the left side of the sliding rail, and the inlet and the sliding rail are of an integrated structure; the movable groove is formed in the inner side of the front end of the machine body; the spring is arranged at the upper end of the movable groove and is connected with the lower end of the movable groove through a bolt; the movable block is arranged at the upper end of the spring and is connected with the spring through a bolt; the driven wheel is arranged at the front end of the spring, connected with the spring through a rotating shaft and movably connected with the machine body; the utility model has the advantages of reasonable structure, difficult breakage of consumables and higher conveying stability, thereby effectively solving the problems and the defects of the prior device.

Description

Feeding mechanism of 3D printer extruder

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a feeding mechanism of an extruder of a 3D printer.

Background

With the progress of science and technology, 3D printing technology in China is rapidly developed, and a three-dimensional object is manufactured by printing a layer of bonding material layer by using special bonding materials such as wax materials, metals or plastics and the like for a 3D printer.

The 3D printer is at the during operation, need be continuous to carry out the feed in the printer, the raw materials that the 3D printer used is the consumptive material of line type usually, at printing the in-process, beat printer head and need continuous transform position to print, when the angle that beats printer head transform position is great, probably cause the line type consumptive material to break off or with the consumptive material card in conveyor, thereby cause the consumptive material to carry the interrupt that the failure leads to printing, cause the reduction of printing efficiency.

In view of this, research and improvement are carried out to solve the existing problems, and a feeding mechanism of a 3D printer extruder is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a feeding mechanism of a 3D printer extruder, which aims to solve the problems and the defects in the background technology.

In order to achieve the purpose, the utility model provides a feeding mechanism of a 3D printer extruder, which is achieved by the following specific technical means:

a feeding mechanism of 3D printer extruder includes: the device comprises a machine body, a driving wheel, a sliding rail, a movable groove, a spring, a driven wheel, consumables, an inlet port and a movable block; the machine body is rectangular; the driving wheel is arranged on the upper side of the front end of the machine body and is movably connected with the machine body; the sliding rail is arranged at the middle end of the front side of the machine body; the inlet is arranged on the left side of the sliding rail, and the inlet and the sliding rail are of an integrated structure; the movable groove is formed in the inner side of the front end of the machine body; the spring is arranged at the upper end of the movable groove and is connected with the lower end of the movable groove through a bolt; the movable block is arranged at the upper end of the spring and is connected with the spring through a bolt; the driven wheel is arranged at the front end of the spring, connected with the spring through a rotating shaft and movably connected with the machine body; the consumptive material sets up between the drive wheel and follow driving wheel, and consumptive material and drive wheel swing joint to the consumptive material with follow driving wheel swing joint.

As a further optimization of the technical scheme, the upper end of the inner side of the machine body of the feeding mechanism of the 3D printer extruder is provided with the driving motor, and the driving wheel is connected with the driving motor through the transmission shaft.

As further optimization of the technical scheme, the inlet of the feeding mechanism of the 3D printer extruder is in a horn mouth shape.

As a further optimization of the technical scheme, the outer sides of the driving wheel and the driven wheel of the feeding mechanism of the 3D printer extruder are both in a concave arc shape, and rubber layers are arranged on the outer sides of the driving wheel and the driven wheel.

As a further optimization of the technical scheme, the driven wheel of the feeding mechanism of the 3D printer extruder is arranged as an up-and-down sliding device, and the front end of the movable groove is provided with a groove for the driven wheel to slide up and down.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. the inlet is arranged to be in the shape of the bell mouth, so that the consumable materials can be buffered when being bent, and the possibility of breaking the consumable materials is reduced.

2. According to the utility model, the outer sides of the driving wheel and the driven wheel are both in the shape of the concave arc, and the outer sides of the driving wheel and the driven wheel are both provided with the rubber layers, so that the stability of consumables in the conveying process can be improved, and the printing efficiency of the printer can be improved.

3. The feeding mechanism of the 3D printer extruder is improved, so that the feeding mechanism has the advantages of reasonable structure, difficulty in breaking of consumables and high conveying stability, and the problems and the defects in the existing device are effectively solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the right view structure of the present invention;

fig. 3 is a schematic view of the internal structure of the present invention.

In the figure: the device comprises a machine body 1, a driving wheel 2, a sliding rail 3, a movable groove 4, a spring 5, a driven wheel 6, a consumable 7, an inlet 301 and a movable block 501.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a specific technical embodiment of a feeding mechanism of an extruder of a 3D printer:

a feeding mechanism of 3D printer extruder includes: the automatic feeding device comprises a machine body 1, a driving wheel 2, a sliding rail 3, a movable groove 4, a spring 5, a driven wheel 6, a consumable 7, an inlet 301 and a movable block 501; the machine body 1 is rectangular; the driving wheel 2 is arranged on the upper side of the front end of the machine body 1, and the driving wheel 2 is movably connected with the machine body 1; the slide rail 3 is arranged at the middle end of the front side of the machine body 1; the inlet 301 is arranged on the left side of the slide rail 3, and the inlet 301 and the slide rail 3 are in an integrated structure; the movable groove 4 is arranged at the inner side of the front end of the machine body 1; the spring 5 is arranged at the upper end of the movable groove 4, and the spring 5 is connected with the lower end of the movable groove 4 through a bolt; the movable block 501 is arranged at the upper end of the spring 5, and the movable block 501 is connected with the spring 5 through a bolt; the driven wheel 6 is arranged at the front end of the spring 5, the driven wheel 6 is connected with the spring 5 through a rotating shaft, and the driven wheel 6 is movably connected with the machine body 1; consumptive material 7 sets up between drive wheel 2 and follow driving wheel 6, and consumptive material 7 and drive wheel 2 swing joint to consumptive material 7 and follow driving wheel 6 swing joint.

Specifically, as in fig. 3, the upper end of the inner side of the machine body 1 is provided with a driving motor, and the driving wheel 2 is connected with the driving motor through a transmission shaft, so as to provide power for the driving wheel 2 and drive the consumable 7 to move.

Specifically, as shown in fig. 1 and 2, the inlet 301 is in a bell mouth shape, so that the consumable 7 is buffered during bending, and the possibility of breaking the consumable 7 is reduced.

Specifically, as in fig. 2 and fig. 3, the driving wheel 2 and the outer side of the driven wheel 6 are both in the shape of an arc with an indent, and the driving wheel 2 and the outer side of the driven wheel 6 are both provided with a rubber layer for clamping the consumable 7, and meanwhile, the friction force between the consumable 7 can be increased.

Specifically, as shown in fig. 1 and 3, the driven wheel 6 is provided with an up-down sliding device, a groove for the driven wheel 6 to slide up and down is formed in the front end of the movable groove 4, the driven wheel 6 can place the consumable 7 between the driving wheel 2 and the driven wheel 6 after sliding down, and the consumable 7 is clamped through the elastic force of the spring 5.

The method comprises the following specific implementation steps:

after the driven wheel 6 slides downwards, the consumable 7 is placed between the driving wheel 2 and the driven wheel 6, then the consumable 7 is fixed by the driven wheel 6 through the elastic force of the driving wheel 5, and the consumable 7 is driven by the driving wheel 2 to feed materials into the printing head.

In summary, the following steps: according to the feeding mechanism of the 3D printer extruder, the inlet is arranged to be in the shape of the horn mouth, so that the consumable materials can be buffered when being bent, the possibility that the consumable materials are broken is reduced, the outer sides of the driving wheel and the driven wheel are both in the shape of the concave arc, and the outer sides of the driving wheel and the driven wheel are both provided with the rubber layers, so that the stability of the consumable materials in the conveying process can be improved, and the printing efficiency of the printer is improved; the feeding mechanism of the 3D printer extruder is improved, so that the feeding mechanism has the advantages of reasonable structure, difficulty in breaking of consumables and high conveying stability, and the problems and the defects in the existing device are effectively solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A feeding mechanism of 3D printer extruder includes: the automatic feeding device comprises a machine body (1), a driving wheel (2), a sliding rail (3), a movable groove (4), a spring (5), a driven wheel (6), a consumable (7), an inlet (301) and a movable block (501); the method is characterized in that: the machine body (1) is rectangular; the driving wheel (2) is arranged on the upper side of the front end of the machine body (1), and the driving wheel (2) is movably connected with the machine body (1); the sliding rail (3) is arranged at the middle end of the front side of the machine body (1); the inlet opening (301) is arranged on the left side of the sliding rail (3), and the inlet opening (301) and the sliding rail (3) are of an integrated structure; the movable groove (4) is formed in the inner side of the front end of the machine body (1); the spring (5) is arranged at the upper end of the movable groove (4), and the spring (5) is connected with the lower end of the movable groove (4) through a bolt; the movable block (501) is arranged at the upper end of the spring (5), and the movable block (501) is connected with the spring (5) through a bolt; the driven wheel (6) is arranged at the front end of the spring (5), the driven wheel (6) is connected with the spring (5) through a rotating shaft, and the driven wheel (6) is movably connected with the machine body (1); consumptive material (7) set up between drive wheel (2) and follow driving wheel (6), and consumptive material (7) and drive wheel (2) swing joint to consumptive material (7) and follow driving wheel (6) swing joint.

2. The feeding mechanism of the 3D printer extruder as claimed in claim 1, wherein: the upper end of the inner side of the machine body (1) is provided with a driving motor, and the driving wheel (2) is connected with the driving motor through a transmission shaft.

3. The feeding mechanism of the 3D printer extruder as claimed in claim 1, wherein: the inlet (301) is in a horn mouth shape.

4. The feeding mechanism of the 3D printer extruder as claimed in claim 1, wherein: the outer sides of the driving wheel (2) and the driven wheel (6) are both in the shape of an inwards concave arc, and rubber layers are arranged on the outer sides of the driving wheel (2) and the driven wheel (6).

5. The feeding mechanism of the 3D printer extruder as claimed in claim 1, wherein: the driven wheel (6) is arranged as an up-down sliding device, and the front end of the movable groove (4) is provided with a groove for the driven wheel (6) to slide up and down.