CN211518517U

CN211518517U - Feeding device for 3D printing

Info

Publication number: CN211518517U
Application number: CN201922269609.XU
Authority: CN
Inventors: 何玲; 匡畅
Original assignee: Guangdong Polytechnic of Water Resources and Electric Engineering Guangdong Water Resources and Electric Power Technical School
Current assignee: Guangdong Polytechnic of Water Resources and Electric Engineering Guangdong Water Resources and Electric Power Technical School
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-18
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to a feeding equipment technical field, specifically speaking relates to a feedway for 3D prints, comprising a base plate, be equipped with material feeding unit on the bottom plate, material feeding unit is including setting up fixed frame on the bottom plate, be equipped with the rectangular hole that is linked together with the external world in the fixed frame, all be provided with the primary shaft hole on the roof of rectangular hole and the diapire, still be provided with the rectangular plate in the rectangular hole, be equipped with the recess on the side that the rectangular plate is close to the primary shaft hole, all be provided with the secondary shaft hole on the roof of recess and the diapire, two first shaft hole and two all be provided with the conveying roller between the secondary shaft hole, the central point of delivery roller puts the department and is provided with the ring channel, be equipped with the pivot on the conveying roller, still be provided with. The utility model discloses can realize carrying the raw materials forward, and be convenient for adjust the distance between two conveying rollers, facilitate for the user.

Description

Feeding device for 3D printing

Technical Field

The utility model relates to a feeding equipment technical field, specifically speaking relates to a feedway for 3D prints.

Background

At present, along with the continuous development of science and technology, 3D printing technique is also more and more mature, the prerequisite that will realize 3D printing needs to use 3D printing apparatus, and the last feedway that generally can install the correspondence of 3D printing apparatus, and feedway on the conventional 3D printing apparatus is when using, it can not realize initiatively carrying the raw materials forward, can only rely on the removal that beats printer head to drive the transport of raw materials, and then it is smooth and easy inadequately to bring the raw materials transport, finally can influence and print the shaping.

Disclosure of Invention

An object of the utility model is to provide a feedway for 3D prints to solve the feedway on the conventional 3D printing apparatus who proposes in the above-mentioned background art when using, it can not realize the initiative and carries the raw materials forward, can only rely on the removal of beating printer head to drive the transport of raw materials, and then brings the raw materials and carry smoothly inadequately, finally can influence the fashioned problem of printing.

In order to achieve the above object, the utility model provides a following technical scheme:

a feeding device for 3D printing comprises a bottom plate, wherein a feeding device is arranged on the bottom plate, the feeding device comprises a fixed frame arranged on the bottom plate, rectangular holes communicated with the outside are arranged in the fixed frame, first shaft holes are formed in the top wall and the bottom wall of each rectangular hole, the positions of the two first shaft holes are opposite to each other, a rectangular plate is further arranged in each rectangular hole, a groove is formed in the side face, close to the first shaft holes, of each rectangular plate, second shaft holes are formed in the top wall and the bottom wall of each groove, conveying rollers are arranged between the two first shaft holes and the two second shaft holes, annular grooves are formed in the central positions of the conveying rollers, the two annular grooves are located at the same height, rotating shafts are arranged on the conveying rollers, and the tail ends of the rotating shafts between the two first shaft holes are located in the first shaft holes and can rotate in the first, the tail end of the rotating shaft between the two second shaft holes is positioned in the second shaft hole and can rotate in the second shaft hole, the top surface of the fixed frame is also provided with a micro motor, and the rotating shaft between the two first shaft holes is coaxially connected with an output shaft of the micro motor.

Preferably, four corners of the bottom plate are provided with positioning holes communicated with the outside, so that when the printing machine is used, the bottom plate is fixedly installed on an external printing device after external fastening bolts penetrate through the positioning holes.

Preferably, all be provided with the fixed plate on fixed frame's the front and back both sides face, the fixed plate with through fastening screw fixed connection between the bottom plate, be convenient for install fixed frame, also convenient to detach simultaneously.

Preferably, the fixed base on the micro motor is fixedly installed on the fixed frame through a plurality of fastening screws, so that the micro motor is conveniently installed.

Preferably, rectangular grooves are formed in the top wall and the bottom wall of each rectangular hole, the positions of the rectangular grooves are opposite to each other, and the rectangular plate penetrates through the two rectangular grooves and is in sliding connection with the rectangular grooves, so that the position of the rectangular plate can be adjusted conveniently.

Preferably, sliding grooves are formed in the front side wall and the rear side wall of the rectangular groove located below along the length direction of the rectangular groove, sliding blocks are arranged on the rectangular plate opposite to the sliding grooves, the sliding blocks are located in the sliding grooves and are in sliding connection with the sliding grooves, and the rectangular plate is guaranteed to be more stable in the moving process.

Preferably, sliding plates are arranged on the front side face and the rear side face of the top plate body of the rectangular plate, the cross section of each sliding plate is L-shaped, the sliding plates are clamped on the front side edge and the rear side edge of the top of the fixed frame and can slide along the fixed frame, and the sliding plates are fixedly connected with the top plate body of the fixed frame through a plurality of fastening screws, so that the rectangular plate is further guaranteed to be more stable when moving, and meanwhile, the rectangular plate is conveniently fixed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a material feeding unit who sets up, when using, can pass the raw materials between two ring channels, and utilize micro motor work, output shaft on it rotates and drives one of them conveying roller and rotate, and because the cell wall of raw materials and two ring channels offsets, further realize will follow the raw materials onward transport that passes between two ring channels, reach the effect of initiative transported substance raw materials, and is convenient to use, feedway on having solved conventional 3D printing apparatus is when using, it can not realize the initiative and carry the raw materials onward, can only rely on the removal of beating printer head to drive the transport of raw materials, and then it is smooth and easy inadequately to bring the raw materials to carry, finally can influence and print fashioned problem.

2. The utility model discloses a rectangular channel that sets up to be provided with the sliding plate on the rectangular plate, and the rectangular plate can slide in the rectangular channel again, thereby conveniently adjust the position of rectangular plate, further realize adjusting the position between two conveying rollers, guarantee to the raw materials homoenergetic of different external diameters to use two conveying roller and carry forward.

3. The utility model discloses a spout that sets up to be equipped with the slider on the rectangular plate, utilize the slider to slide in the spout, play further firm effect to the motion of rectangular plate, guarantee that the rectangular plate is more stable at the in-process that removes.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the feeding device of the present invention;

fig. 3 is an exploded view of the feeding device of the present invention;

FIG. 4 is a schematic structural view of a rectangular plate according to the present invention;

fig. 5 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a base plate; 10. positioning holes; 2. a feeding device; 20. a fixed frame; 201. a fixing plate; 202. a rectangular hole; 203. a first shaft hole; 204. a rectangular groove; 205. a chute; 21. a rectangular plate; 211. a groove; 212. a second shaft hole; 213. a slider; 214. a sliding plate; 22. a conveying roller; 221. an annular groove; 222. a rotating shaft; 23. a micro motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

a feeding device for 3D printing comprises a bottom plate 1, wherein a feeding device 2 is arranged on the bottom plate 1, the feeding device 2 comprises a fixed frame 20 arranged on the bottom plate 1, a horizontal fixed plate 201 is integrally formed on the front side surface and the rear side surface of the fixed frame 20, the fixed plate 201 is fixedly connected with the bottom plate 1 through fastening screws, the fixed frame 20 is convenient to mount, a plurality of threaded holes communicated with the outside are formed in the fixed plate 201 and the bottom plate 1, and the fixed plate 201 is fixedly mounted on the bottom plate 1 through the fastening screws, so that the mounting is convenient and the dismounting is convenient;

further, a rectangular hole 202 communicated with the outside is arranged in the fixed frame 20, first shaft holes 203 are arranged on the top wall and the bottom wall of each rectangular hole 202, the positions of the two first shaft holes 203 are opposite to each other, a rectangular plate 21 is further arranged in each rectangular hole 202, a groove 211 is arranged on the side face, close to the first shaft hole 203, of each rectangular plate 21, second shaft holes 212 are arranged on the top wall and the bottom wall of each groove 211, the positions of the two second shaft holes 212 are opposite to each other, conveying rollers 22 are arranged between the two first shaft holes 203 and the two second shaft holes 212, an annular groove 221 is arranged at the center of each conveying roller 22, the two annular grooves 221 are located at the same height, and raw materials passing through the two conveying rollers 22 can be in contact with the groove walls of the two annular grooves 221, so that the raw materials;

further, the conveying roller 22 is integrally formed with a rotating shaft 222, the end of the rotating shaft 222 between the two first shaft holes 203 is located in the first shaft hole 203 and can rotate in the first shaft hole 203, and the end of the rotating shaft 222 between the two second shaft holes 212 is located in the second shaft hole 212 and can rotate in the second shaft hole 212, so that the two conveying rollers 22 can rotate freely; the top surface of the fixed frame 20 is also provided with a micro motor 23, a fixed base on the micro motor 23 is fixedly arranged on the fixed frame 20 through a plurality of fastening screws, a plurality of threaded holes communicated with the outside are respectively arranged in the fixed base on the micro motor 23 and the fixed frame 20, and then the fixed base on the micro motor 23 is fixedly arranged on the fixed frame 20 through the fastening screws, so that the micro motor 23 is conveniently arranged; the rotating shaft 222 between the two first shaft holes 203 is coaxially welded with the output shaft of the micro motor 23, so that when the micro motor 23 works, the output shaft on the micro motor rotates to rotate with the rotating shaft 222 tightly welded with the output shaft, and further drives the corresponding conveying roller 22 to rotate.

In this embodiment, four corners of the bottom plate 1 are provided with positioning holes 10 communicated with the outside, so that when the printing apparatus is used, external fastening bolts are used to penetrate through the positioning holes 10 and then fixedly mount the bottom plate 1 on external printing equipment.

Specifically, the top wall and the bottom wall of the rectangular hole 202 are both provided with rectangular grooves 204, the positions of the two rectangular grooves 204 are opposite to each other, and the rectangular plate 21 passes through the two rectangular grooves 204 and is in sliding connection with the rectangular grooves 204, so that the position of the rectangular plate 21 can be conveniently adjusted; sliding grooves 205 arranged along the length direction of the rectangular groove 204 are formed in the front side wall and the rear side wall of the rectangular groove 204 positioned below, a sliding block 213 is integrally formed on the plate body below the rectangular plate 21 at a position opposite to the sliding grooves 205, and the sliding block 213 is positioned in the sliding grooves 205 and is in sliding connection with the sliding grooves 205, so that the rectangular plate 21 is more stable in the moving process; the homogeneous body shaping has sliding plate 214 on the top plate body front and back both sides face of rectangular plate 21, the cross-section of sliding plate 214 is L shape, sliding plate 214 card is on both sides around fixed frame 20's top and can slide along fixed frame 20, it is more stable when removing to further guarantee rectangular plate 21, and through a plurality of fastening screw fixed connection between sliding plate 214 and fixed frame 20's the top plate body, be provided with a plurality of screw holes that are linked together with the external world in the sliding plate 214, tighten fastening screw again, make fastening screw's terminal support tightly on fixed frame 20's top surface can, thereby realize fixing sliding plate 214, also realize fixing rectangular plate 21, guarantee that rectangular plate 21 can not remove easily.

Further, the micro motor 23 may be a KJ-N20 series micro motor manufactured by kunje motor limited, guan city, and its matching circuit and power supply are also provided by the manufacturer; furthermore, the utility model discloses in relate to circuit and electronic components and module be prior art, the technical staff in the field can realize completely, no longer gives unnecessary details here, the utility model discloses the content of protection also does not relate to the improvement to software and method.

The utility model discloses a feedway for 3D prints when using, at first unscrew the fastening screw on sliding plate 214, make sliding plate 214 can remove along fixed frame 20, remove rectangular plate 21 again and make the distance between two conveying rollers 22 increase, and pass solid wire form raw materials between two conveying rollers 22, continue to remove rectangular plate 21 after that, make the distance between two conveying rollers 22 reduce, and guarantee that the raw materials is located between two ring channels 221 and can offset with the cell wall of two ring channels 221, again give the fastening screw on sliding plate 214 and screw up, fix rectangular plate 21, put through external power supply with micro motor 23 at last and make its work, output shaft rotation on it drives the pivot 222 rotation with output shaft closely welded, further drive conveying roller 22 and rotate, because offset between ring channel 221 on two conveying rollers 22 and the raw materials, when one of them conveying roller 22 rotated, can realize constantly carrying the raw materials forward to drive another conveying roller 22 and rotate, thereby reach the effect of initiative transport raw materials, solved feedway on the conventional 3D printing apparatus when using, it can not realize initiatively carrying the raw materials forward, can only rely on the removal of beating printer head to drive the transport of raw materials, and then bring the raw materials and carry smoothly inadequately, finally can influence and print fashioned problem.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A feedway for 3D prints, includes bottom plate (1), its characterized in that: the feeding device (2) is arranged on the bottom plate (1), the feeding device (2) comprises a fixed frame (20) arranged on the bottom plate (1), a rectangular hole (202) communicated with the outside is arranged in the fixed frame (20), first shaft holes (203) are formed in the top wall and the bottom wall of the rectangular hole (202), the positions of the first shaft holes (203) are opposite to each other, a rectangular plate (21) is further arranged in the rectangular hole (202), a groove (211) is formed in the side face, close to the first shaft hole (203), of the rectangular plate (21), second shaft holes (212) are formed in the top wall and the bottom wall of the groove (211), conveying rollers (22) are arranged between the two first shaft holes (203) and the two second shaft holes (212), an annular groove (221) is formed in the central position of the conveying rollers (22), and the two annular grooves (221) are located at the same height, the conveying roller (22) is provided with a rotating shaft (222), the tail end of the rotating shaft (222) between the two first shaft holes (203) is located in the first shaft hole (203) and can rotate in the first shaft hole (203), the tail end of the rotating shaft (222) between the two second shaft holes (212) is located in the second shaft hole (212) and can rotate in the second shaft hole (212), the top surface of the fixed frame (20) is further provided with a micro motor (23), and the rotating shaft (222) between the two first shaft holes (203) is coaxially connected with an output shaft of the micro motor (23).

2. The feeding device for 3D printing according to claim 1, characterized in that: the four corners of the bottom plate (1) are provided with positioning holes (10) communicated with the outside.

3. The feeding device for 3D printing according to claim 1, characterized in that: the front side face and the rear side face of the fixed frame (20) are respectively provided with a fixed plate (201), and the fixed plates (201) are fixedly connected with the base plate (1) through fastening screws.

4. The feeding device for 3D printing according to claim 1, characterized in that: and a fixed base on the micro motor (23) is fixedly arranged on the fixed frame (20) through a plurality of fastening screws.

5. The feeding device for 3D printing according to claim 1, characterized in that: rectangular grooves (204) are formed in the top wall and the bottom wall of the rectangular hole (202), the positions of the rectangular grooves (204) are opposite to each other, and the rectangular plate (21) penetrates through the two rectangular grooves (204) and is in sliding connection with the rectangular grooves (204).

6. Feeding device for 3D printing according to claim 5, characterized in that: the groove wall of the front side and the rear side of the rectangular groove (204) below are provided with sliding grooves (205) arranged along the length direction of the rectangular groove (204), the rectangular plate (21) is provided with a sliding block (213) at the position opposite to the sliding grooves (205), and the sliding block (213) is positioned in the sliding grooves (205) and is in sliding connection with the sliding grooves (205).

7. Feeding device for 3D printing according to claim 6, characterized in that: sliding plates (214) are arranged on the front side face and the rear side face of the top end plate body of the rectangular plate (21), the section of each sliding plate (214) is L-shaped, the sliding plates (214) are clamped on the front side edge and the rear side edge of the top of the fixed frame (20) and can slide along the fixed frame (20), and the sliding plates (214) are fixedly connected with the top end plate body of the fixed frame (20) through a plurality of fastening screws.