CN210309082U

CN210309082U - 3D printer with even feed mechanism

Info

Publication number: CN210309082U
Application number: CN201921025981.XU
Authority: CN
Inventors: 李鹏朝; 孙文杰; 郑延军; 高玉然; 王国兴
Original assignee: Hebei Yuzhizhu Intelligent Technology Co ltd
Current assignee: Hebei Yuzhizhu Intelligent Technology Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-14
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a 3D printer with even feed mechanism, including the bin, the welding of the bin outside has the feed inlet, the welding of bin bottom has ejection of compact funnel, the opposite outside of the feed inlet of bin is equipped with backup pad and through-hole, backup pad and micro motor are through first screw fixed connection, micro motor is connected with the axis of rotation, micro motor's one end welding is kept away from to the axis of rotation has first gear, first gear engagement connects the second gear, and at the during operation, in powder raw materials gets into the bin, rotates through starting the puddler, can stir powdered raw materials, avoids the production of powdered raw materials overstock phenomenon to it is unobstructed to send can let raw materials misce, pay-off, and then reaches the effect of even feeding.

Description

3D printer with even feed mechanism

Technical Field

The utility model relates to a 3D printer technical field specifically is a 3D printer with even feed mechanism.

Background

The 3D printer can print out the printer in kind, has the practicality characteristics for traditional two-dimensional printer more, and now the 3D printer is more and more common in our life, more and more press close to our life, and the appearance of 3D printer will bring huge change to whole printing trade and people's daily life.

3D printer feed mechanism has following defect under the prior art:

if the raw materials of 3D printer is powdered, at the in-process of carrying out the feeding, the overstock phenomenon can appear in the powdered raw materials in the accumulator, causes ejection of compact jam, discontinuous, inhomogeneous circumstances such as, and the product can not be complete takes shape, and then leads to the failure of printing.

Disclosure of Invention

An object of the utility model is to provide a 3D printer with even feed mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: A3D printer with a uniform feeding mechanism comprises a storage box, wherein a feeding hole is welded on the outer side of the storage box, a discharging funnel is welded at the bottom end of the storage box, a supporting plate and a through hole are arranged on the opposite outer side of the feeding hole of the storage box, the supporting plate and a micro motor are fixedly connected through a first screw, the micro motor is connected with a rotating shaft, a first gear is welded at one end, away from the micro motor, of the rotating shaft, the first gear is meshed with a second gear, the second gear is welded with a first connecting rod, a bearing is embedded in the through hole, the storage box and a fixing plate are fixedly connected through a second screw, the first connecting rod penetrates through the bearing, a third gear is in threaded connection with the other end of the first connecting rod, threads are arranged at the other end of the first connecting rod, and threads are arranged, third gear engagement connects the fourth gear, fourth gear one side welding has the second connecting rod, the bin top also is equipped with the through-hole, it has the bearing equally to inlay in the through-hole, the one end embedding bearing of second connecting rod, the opposite side welding of fourth gear has the puddler.

Preferably, the first gear and the second gear have the same profile angle and module.

Preferably, the third gear and the fourth gear are straight-tooth bevel gears, and the shaft intersection angle of the two bevel gears is 90 degrees.

Preferably, the through holes, the bearings and the fixing plates of the outer side wall and the top end of the storage box are the same.

Preferably, the stirring rod is a straight rod, small straight rods are welded and distributed on the side edges, and the small straight rods cannot touch the inner side walls of the storage box and the discharging hopper in the rotating process of the stirring rod.

Preferably, the inner cavities at the welding positions of the storage box and the discharge hopper are the same in size, and the outer side walls of the storage box and the discharge hopper are just overlapped.

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

when the powder feeding device works, when powder raw materials enter the storage box, the powder raw materials can be stirred by starting the stirring rod to rotate, so that the phenomenon of overstock of the powder raw materials is avoided, the raw materials can be uniformly mixed, feeding is smooth, and the effect of uniform feeding is achieved.

Drawings

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

FIG. 2 is a schematic view of the connection of the internal structure of the present invention;

FIG. 3 is an enlarged view of the connection part of the micro-motor, the first gear and the second gear;

fig. 4 is a schematic view of the connection structure of the first connecting rod and the third gear of the present invention;

fig. 5 is a schematic view of the connection structure of the first connecting rod and the bearing of the present invention.

In the figure: the device comprises a storage box 1, a feeding hole 2, a supporting plate 3, a micro motor 4, a discharging funnel 5, a first screw 6, a rotating shaft 7, a first gear 8, a second gear 9, a first connecting rod 10, a fixing plate 11, a second screw 12, a bearing 13, a through hole 14, a third gear 15, a fourth gear 16, a second connecting rod 17, a stirring rod 18 and threads 19.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: A3D printer with a uniform feeding mechanism comprises a storage box 1, a supporting plate 3 is welded on one side of the storage box 1, the outer side wall of the storage box 1 is identical to a through hole 14 at the top end, a bearing 13 is identical to a fixing plate 11, the inner cavity size of the welding position of the storage box 1 is identical to that of a discharging funnel 5, the outer side wall is just overlapped, a feeding hole 2 is welded on the outer side of the storage box 1, the discharging funnel 5 is welded at the bottom end of the storage box 1, the supporting plate 3 and the through hole 14 are arranged on the opposite outer side of the feeding hole 2 of the storage box 1, the supporting plate 3 is fixedly connected with the micro motor 4 through a first screw 6, the micro motor 4 is connected with a rotating shaft 7, the rotating shaft 7 is connected onto an output shaft of the micro motor 4, a first gear 8 is welded at one end of the rotating shaft, second gear 9 welded connection first connecting rod 10, through-hole 14 is embedded to have bearing 13, and bin 1 and fixed plate 11 pass through second screw 12 fixed connection, and first connecting rod 10 runs through bearing 13, and the first connecting rod 10 other end and third gear 15 threaded connection, first connecting rod 10 other end threaded connection have third gear 15, and the first connecting rod 10 other end is equipped with screw thread 19.

Third gear 15 is equipped with screw thread 19 with first connecting rod 10 junction inside wall, fourth gear 16 is connected in the meshing of third gear 15, third gear 15 and fourth gear 16 are straight-tooth bevel gear, two bevel gear's crossed axes angle is 90 degrees, fourth gear 16 one side welding has second connecting rod 17, bin 1 top also is equipped with through-hole 14, it has bearing 13 equally to inlay in through-hole 14, in the one end embedding bearing 13 of second connecting rod 17, fourth gear 16's opposite side welding has puddler 18, puddler 18 is a straight-bar, avris welding distribution has little straight-bar, in puddler 8 rotation process, the inside wall of bin 1 and ejection of compact funnel 5 can not be touchhed to little straight-bar.

The working principle is as follows: when the utility model works, the powder raw material enters the storage box 1 from the feed inlet 2, the power supply is started, the micro motor 4 works, the rotating shaft 7 starts to rotate, the rotating shaft 7 drives the first gear 8 to rotate, the first gear 8 is meshed and connected with the second gear 9, the second gear 9 rotates along with the first gear 8, thereby driving the third gear 15 at the other end of the first connecting rod 10 to rotate, the third gear 15 is meshed with the fourth gear 16, thereby driving the fourth gear 16 to rotate, one side of the fourth gear 16 is welded with the stirring rod 18, the stirring rod 18 rotates along with the fourth gear, in the rotating process of the stirring rod 18, the powdery raw materials in the storage box 1 can be stirred to be uniformly mixed, so that the phenomenon of overstocked raw materials can not occur, in the stirring process, the powdery raw materials enter the printing equipment from the discharging hopper 5 to complete the function of uniform feeding.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a 3D printer with even feed mechanism, includes bin (1), its characterized in that: the utility model discloses a feed bin, including bin (1), feed inlet (2) outside welding, bin (1) bottom welding has ejection of compact funnel (5), the opposite outside of feed inlet (2) of bin (1) is equipped with backup pad (3) and through-hole (14), backup pad (3) and micro motor (4) are through first screw (6) fixed connection, micro motor (4) are connected with axis of rotation (7), the one end welding that micro motor (4) were kept away from in axis of rotation (7) has first gear (8), first gear (8) meshing connection second gear (9), second gear (9) welded connection first connecting rod (10), through-hole (14) are embedded to have bearing (13), bin (1) and fixed plate (11) are through second screw (12) fixed connection, first connecting rod (10) run through bearing (13), first connecting rod (10) other end threaded connection has third gear (15), first connecting rod (10) other end is equipped with screw thread (19), third gear (15) are equipped with screw thread (19) with first connecting rod (10) junction inside wall, fourth gear (16) are connected in third gear (15) meshing, fourth gear (16) one side welding has second connecting rod (17), bin (1) top also is equipped with through-hole (14), through-hole (14) are embedded equally has bearing (13), in the one end embedding bearing (13) of second connecting rod (17), the opposite side welding of fourth gear (16) has puddler (18).

2. The 3D printer with the uniform feeding mechanism of claim 1, wherein: the first gear (8) and the second gear (9) have the same tooth form angle and module.

3. The 3D printer with the uniform feeding mechanism of claim 1, wherein: the third gear (15) and the fourth gear (16) are straight-tooth bevel gears, and the shaft intersection angle of the two bevel gears is 90 degrees.

4. The 3D printer with the uniform feeding mechanism of claim 1, wherein: the through hole (14), the bearing (13) and the fixing plate (11) on the outer side wall and the top end of the storage box (1) are the same.

5. The 3D printer with the uniform feeding mechanism of claim 1, wherein: the stirring rod (18) is a straight rod, small straight rods are welded on the side edges of the stirring rod, and the small straight rods cannot touch the inner side walls of the storage box (1) and the discharging hopper (5) in the rotating process of the stirring rod (18).

6. The 3D printer with the uniform feeding mechanism of claim 1, wherein: the inner cavities at the welding positions of the storage box (1) and the discharge hopper (5) are the same in size, and the outer side walls are just overlapped.