阅读说明：本技术 一种便于散热减震的3d打印机 (3D printer convenient to heat dissipation shock attenuation ) 是由 杜明书 魏云龙 范恒 于 2020-12-15 设计创作，主要内容包括：本发明公开了一种便于散热减震的3D打印机,包括壳体,所述壳体内固定连接有打印支架,所述打印支架上端固定连接有打印台,所述壳体上端内侧设有滑动轴,所述滑动轴上活动连接有喷头架固定板,所述喷头架固定板与所述滑动轴之间设有通孔,所述滑动轴通过所述通孔贯穿所述喷头架固定板,所述喷头架固定板内设有连接管,所述连接管下端外侧设有加热器,所述连接管下端设有喷头连接座,所述喷头连接座下端设有打印喷头,所述喷头架固定板下端两侧对称设有数量为两个的伸缩杆,所述伸缩杆远离所述喷头架固定板一端设有伸缩主杆。有益效果：通过电动机带动扇叶的转动,带动了本3D喷头连接管处的空气流通,从而达到快速散热的目的。(The invention discloses a 3D printer convenient for heat dissipation and shock absorption, which comprises a shell, wherein a printing support is fixedly connected in the shell, a printing table is fixedly connected at the upper end of the printing support, a sliding shaft is arranged on the inner side of the upper end of the shell, a nozzle holder fixing plate is movably connected on the sliding shaft, a through hole is formed between the nozzle holder fixing plate and the sliding shaft, the sliding shaft penetrates through the nozzle holder fixing plate through the through hole, a connecting pipe is arranged in the nozzle holder fixing plate, a heater is arranged on the outer side of the lower end of the connecting pipe, a nozzle connecting seat is arranged at the lower end of the connecting pipe, printing nozzles are arranged at the lower end of the nozzle connecting seat, two telescopic rods are symmetrically arranged on two sides of the lower end of the nozzle. Has the advantages that: the motor drives the fan blades to rotate, so that the air circulation at the position of the 3D spray nozzle connecting pipe is driven, and the purpose of rapid heat dissipation is achieved.)

1. The 3D printer convenient for heat dissipation and shock absorption is characterized by comprising a shell (1), a printing support (22) is fixedly connected in the shell (1), a printing table (23) is fixedly connected to the upper end of the printing support (22), a sliding shaft (2) is arranged on the inner side of the upper end of the shell (1), a nozzle frame fixing plate (3) is movably connected to the sliding shaft (2), a through hole (4) is formed between the nozzle frame fixing plate (3) and the sliding shaft (2), the sliding shaft (2) penetrates through the nozzle frame fixing plate (3) through the through hole (4), a connecting pipe (5) is arranged in the nozzle frame fixing plate (3), a heater (6) is arranged on the outer side of the lower end of the connecting pipe (5), a nozzle connecting seat (7) is arranged at the lower end of the nozzle connecting pipe (5), and a printing nozzle (8) is arranged at the lower, the spray head frame fixing plate is characterized in that two telescopic rods (9) are symmetrically arranged on two sides of the lower end of the spray head frame fixing plate (3), one end, far away from the spray head frame fixing plate (3), of each telescopic rod (9) is provided with a telescopic main rod (10), a telescopic groove (11) is formed between each telescopic main rod (10) and each telescopic rod (9), two sliding clamp grooves (12) are symmetrically arranged on two sides of each telescopic groove (11), two sliding clamp blocks (13) are symmetrically arranged on one end, far away from the spray head frame fixing plate (3), of each telescopic rod (9), the sliding clamp blocks (13) are matched with the sliding clamp grooves (12), the sliding clamp blocks (13) are movably connected with the sliding clamp grooves (12), one end, far away from the spray head frame fixing plate (3), of each telescopic main rod (10) is fixedly connected with a motor frame (14), and a motor (15) is arranged on one side, close to the, and a motor shaft (16) is arranged on one side, close to the connecting pipe (5), of the motor (15), and fan blades (17) are fixedly arranged on one end, close to the connecting pipe (5), of the motor shaft (16).

2. The 3D printer convenient for heat dissipation and shock absorption according to claim 1, wherein two spring plates (18) are symmetrically arranged on two sides of the lower end of the nozzle holder fixing plate (3), a first spring fixing block (19) is arranged on one side of the spring plate (18) close to the motor holder (14), a second spring fixing block (20) is arranged on one side of the motor holder (14) close to the spring plate (18), and a shock-proof spring (21) is fixedly arranged between the first spring fixing block (19) and the second spring fixing block (20).

3. The 3D printer convenient for heat dissipation and shock absorption according to claim 2, wherein a bottom support connecting frame (24) is arranged at the lower end of the shell (1), a movable wrapping rod (25) is arranged on the outer side of the bottom support connecting frame (24), and a movable groove (26) is arranged between the movable wrapping rod (25) and the bottom support connecting frame (24).

4. The 3D printer convenient for heat dissipation and shock absorption according to claim 3, wherein an elastic gasket (27) is arranged between the bottom support connecting frame (24) and the movable wrapping rod (25).

5. The 3D printer convenient for heat dissipation and shock absorption according to claim 4, wherein a base (37) is fixedly arranged at the lower end of the movable wrapping rod (25).

6. The 3D printer convenient for heat dissipation and shock absorption according to claim 5, wherein four groups of shock absorption bottom frames (29) are symmetrically arranged on the base (37) close to one side of the shell (1).

7. The 3D printer convenient for heat dissipation and shock absorption according to claim 6, wherein a shock absorption groove (30) is formed in the shock absorption chassis (29), a shock absorption connecting frame (28) is movably arranged in the shock absorption groove (30), and the shock absorption connecting frame (28) is fixedly connected with the shell (1).

8. The 3D printer convenient for heat dissipation and shock absorption according to claim 7, wherein a third spring fixing block (31) is arranged on one side of the shock absorption groove (30) far away from the shell (1), a fourth spring fixing block (32) is arranged on one end, close to the shell (1), of the shock absorption connecting frame (28), and a main shock absorption spring (33) is arranged between the third spring fixing block (31) and the fourth spring fixing block (32).

9. The 3D printer convenient for heat dissipation and shock absorption according to claim 8, wherein two fifth spring fixing blocks (35) are symmetrically arranged on two sides of the shock absorption connecting frame (28) on the shell (1), two sixth spring fixing blocks (34) are symmetrically arranged on two sides of the shock absorption groove (30) at the upper end of the shock absorption chassis (29), and an auxiliary shock absorption spring (36) is arranged between the fifth spring fixing block (35) and the sixth spring fixing blocks (34).

10. The 3D printer convenient for heat dissipation and shock absorption according to claim 9, wherein a protective fan cover is arranged outside the fan blades (17).

Technical Field

The invention relates to the field of 3D printers, in particular to a 3D printer convenient for heat dissipation and shock absorption.

Background

3D printing (3DP), one of the rapid prototyping technologies, is a technology that constructs an object by printing layer by layer using an adhesive material such as powdered metal or plastic based on a digital model file. 3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually applied to direct manufacturing of some products, and parts printed by the technology exist. The technology is applied to the fields of jewelry, footwear, industrial design, architecture, engineering and construction (AEC), automobiles, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms and others, the development of 3D printing technology is faster and faster in the future, and the effect on various industries is larger and larger.

The shower nozzle of 3D printer is as one of the core part of 3D printer, the fashioned quality has been decided to a great extent, the smoothness degree of extruding the mouth and flowing out the silk material and the temperature that goes out the silk directly influence the precision that 3D printed, but if the shower nozzle high temperature can lead to other parts to dissolve and burn out, consequently need heat abstractor with shower nozzle temperature control in certain within range, just can guarantee the printing quality of product, for this reason we need a 3D printer of being convenient for heat dissipation shock attenuation to solve shower nozzle temperature control's problem.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide a 3D printer convenient for heat dissipation and shock absorption so as to solve the problems in the background technology.

The technical scheme of the invention is realized as follows:

A3D printer convenient for heat dissipation and shock absorption comprises a shell, wherein a printing support is fixedly connected in the shell, a printing table is fixedly connected at the upper end of the printing support, a sliding shaft is arranged on the inner side of the upper end of the shell, a nozzle holder fixing plate is movably connected on the sliding shaft, a through hole is formed between the nozzle holder fixing plate and the sliding shaft, the sliding shaft penetrates through the nozzle holder fixing plate through the through hole, a connecting pipe is arranged in the nozzle holder fixing plate, a heater is arranged on the outer side of the lower end of the connecting pipe, a nozzle connecting seat is arranged at the lower end of the connecting pipe, a printing nozzle is arranged at the lower end of the nozzle connecting seat, two telescopic rods are symmetrically arranged on two sides of the lower end of the nozzle holder fixing plate, a telescopic main rod is arranged at, the telescopic groove bilateral symmetry is equipped with the sliding clamping groove that quantity is two, keep away from on the telescopic link the nozzle holder fixed plate one end symmetry is equipped with the sliding clamping piece that quantity is two, the sliding clamping piece with the sliding clamping groove phase-match, the sliding clamping piece with sliding clamping groove swing joint, keep away from on the flexible mobile jib nozzle holder fixed plate one end fixedly connected with motor frame, be close to on the motor frame connecting pipe one side is equipped with the motor, be close to on the motor connecting pipe one side is equipped with the motor shaft, be close to on the motor shaft connecting pipe one end is fixed and is equipped with the flabellum.

Furthermore, two spring plates are symmetrically arranged on two sides of the lower end of the spray head frame fixing plate, a first spring fixing block is arranged on one side, close to the motor frame, of each spring plate, a second spring fixing block is arranged on one side, close to the corresponding spring plate, of the motor frame, and a shockproof spring is fixedly arranged between the first spring fixing block and the second spring fixing block.

Further, the casing lower extreme is equipped with the sill brace and links up the frame, the sill brace links up the frame outside and is equipped with movable package pole, movable package pole with be equipped with the activity groove between the sill brace linking frame.

Furthermore, an elastic gasket is arranged between the bottom support connecting frame and the movable wrapping rod.

Furthermore, a base is fixedly arranged at the lower end of the movable wrapping rod.

Furthermore, four groups of shock absorption bottom frames are symmetrically arranged on one side, close to the shell, of the base.

Furthermore, a damping groove is formed in the damping bottom frame, a damping connecting frame is movably arranged in the damping groove, and the damping connecting frame is fixedly connected with the shell.

Furthermore, keep away from on the shock attenuation groove casing one side is equipped with the third spring fixed block, be close to on the shock attenuation link casing one end is equipped with the fourth spring fixed block, the third spring fixed block with be equipped with main damping spring between the fourth spring fixed block.

Furthermore, the shell is provided with two fifth spring fixing blocks which are symmetrically arranged on two sides of the damping connecting frame, the upper end of the damping bottom frame is provided with two sixth spring fixing blocks which are symmetrically arranged on two sides of the damping groove, and an auxiliary damping spring is arranged between the fifth spring fixing block and the sixth spring fixing blocks.

Furthermore, a protective fan cover is arranged on the outer side of the fan blade.

The invention provides a 3D printer convenient for heat dissipation and shock absorption, which has the following beneficial effects:

(1) the motors are arranged on two sides of the connecting pipe, the blades are driven to rotate through the motors, and air circulation at the position of the 3D nozzle connecting pipe is driven, so that the purpose of rapid heat dissipation is achieved.

(2) The utility model discloses a 3D printer, including the flabellum, the fashioned quality of 3D printer is influenced to vibrations that can prevent through the shockproof spring that the motor from driving the flabellum and rotate when dispelling the heat, cause and print the decline of quality, can reduce the striking frictional force between end brace linking frame and the activity package pole through the gasket, the preventing device damages because of the friction, the combined action through main damping spring and assistance damping spring can play vibration/noise reduction's effect to the device when printing the work, the pollution that the noise reduction brought, can prevent through the protection fan housing that the flabellum from taking place accident and human contact at the work, lead to the emergence of injury.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a 3D printer facilitating heat dissipation and shock absorption according to an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a shock absorbing spring in a 3D printer facilitating heat dissipation and shock absorption according to an embodiment of the invention;

fig. 3 is a schematic structural diagram of a main damping spring in a 3D printer facilitating heat dissipation and damping according to an embodiment of the present invention.

In the figure:

1. a housing; 2. a sliding shaft; 3. a spray head frame fixing plate; 4. a through hole; 5. a connecting pipe; 6. a heater; 7. a nozzle connecting base; 8. printing a spray head; 9. a telescopic rod; 10. a telescopic main rod; 11. a telescopic groove; 12. a slide card slot; 13. a slide block; 14. a motor frame; 15. an electric motor; 16. a motor shaft; 17. A fan blade; 18. a spring plate; 19. a first spring fixing block; 20. a second spring fixing block; 21. a shock-proof spring; 22. a printing support; 23. a printing table; 24. a bottom support connecting frame; 25. a movable wrapping rod; 26. a movable groove; 27. an elastic pad; 28. a shock-absorbing connecting frame; 29. a shock absorbing chassis; 30. a damping groove; 31. a third spring fixing block; 32. a fourth spring fixing block; 33. a main damping spring; 34. a sixth spring fixing block; 35. a fifth spring fixing block; 36. an auxiliary damping spring; 37. a base.

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. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

The invention is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1-3, a 3D printer convenient for heat dissipation and shock absorption according to an embodiment of the present invention includes a housing 1, a printing support 22 is fixedly connected in the housing 1, a printing table 23 is fixedly connected at an upper end of the printing support 22, a sliding shaft 2 is disposed at an inner side of an upper end of the housing 1, a nozzle holder fixing plate 3 is movably connected to the sliding shaft 2, a through hole 4 is disposed between the nozzle holder fixing plate 3 and the sliding shaft 2, the sliding shaft 2 penetrates the nozzle holder fixing plate 3 through the through hole 4, a connecting pipe 5 is disposed in the nozzle holder fixing plate 3, a heater 6 is disposed at an outer side of a lower end of the connecting pipe 5, a nozzle connecting seat 7 is disposed at a lower end of the connecting pipe 5, a printing nozzle 8 is disposed at a lower end of the nozzle connecting seat 7, two telescopic rods 9 are symmetrically disposed, the telescopic link 9 is kept away from 3 one end of nozzle holder fixed plate is equipped with flexible mobile jib 10, flexible mobile jib 10 with be equipped with flexible groove 11 between the telescopic link 9, 11 bilateral symmetry in flexible groove is equipped with quantity and is two draw-in groove 12, keep away from on the telescopic link 9 3 one end symmetry of nozzle holder fixed plate is equipped with quantity and is two sliding block 13, sliding block 13 with draw-in groove 12 phase-match, sliding block 13 with draw-in groove 12 swing joint, keep away from on the flexible mobile jib 10 3 one end fixedly connected with motor frame 14 of nozzle holder fixed plate, be close to on the motor frame 14 connecting pipe 5 one side is equipped with motor 15, be close to on the motor 15 connecting pipe 5 one side is equipped with motor shaft 16, be close to on the motor shaft 16 the fixed flabellum 17 that is equipped with of connecting pipe 5 one end.

According to the scheme of the invention, the motors 15 are arranged on the two sides of the connecting pipe 5, and the motors 15 drive the fan blades 17 to rotate, so that the air at the connecting pipe 5 of the 3D nozzle is driven to circulate, and the aim of quickly dissipating heat is fulfilled.

Example two:

referring to fig. 1 to 3, in a specific application, for the nozzle holder fixing plate 3, two spring plates 18 are symmetrically disposed on two sides of the lower end of the nozzle holder fixing plate 3, a first spring fixing block 19 is disposed on one side of the spring plate 18, which is close to the motor holder 14, a second spring fixing block 20 is disposed on one side of the motor holder 14, which is close to the spring plate 18, and a shock-proof spring 21 is fixedly disposed between the first spring fixing block 19 and the second spring fixing block 20.

In specific application, for the shell 1, the lower end of the shell 1 is provided with a bottom support connecting frame 24, the outer side of the bottom support connecting frame 24 is provided with a movable wrapping rod 25, and a movable groove 26 is arranged between the movable wrapping rod 25 and the bottom support connecting frame 24.

In a specific application, for the bottom bracket engaging frame 24 and the movable wrapping rod 25, an elastic gasket 27 is arranged between the bottom bracket engaging frame 24 and the movable wrapping rod 25.

In a specific application, for the movable packing rod 25, a base 37 is fixedly arranged at the lower end of the movable packing rod 25.

In a specific application, as for the base 37, four groups of shock-absorbing chassis 29 are symmetrically arranged on one side of the base 37 close to the shell 1.

In a specific application, for the shock absorption chassis 29, a shock absorption groove 30 is arranged in the shock absorption chassis 29, a shock absorption connecting frame 28 is movably arranged in the shock absorption groove 30, and the shock absorption connecting frame 28 is fixedly connected with the shell 1.

In a specific application, for the damping groove 30, a third spring fixing block 31 is arranged on one side of the damping groove 30, which is far away from the housing 1, a fourth spring fixing block 32 is arranged on one end of the damping connecting frame 28, which is close to the housing 1, and a main damping spring 33 is arranged between the third spring fixing block 31 and the fourth spring fixing block 32.

In specific application, for the shell 1, two fifth spring fixing blocks 35 are symmetrically arranged on two sides of the damping connecting frame 28 on the shell 1, two sixth spring fixing blocks 34 are symmetrically arranged on two sides of the damping groove 30 at the upper end of the damping bottom frame 29, and an auxiliary damping spring 36 is arranged between the fifth spring fixing block 35 and the sixth spring fixing blocks 34.

In a specific application, for the fan blade 17, a protective wind cover is arranged outside the fan blade 17.

According to the scheme of the invention, the vibration generated when the motor 15 drives the fan blades 17 to rotate and radiate heat can be prevented from influencing the forming quality of the 3D printer to cause printing quality reduction through the shockproof spring 21 in the printing process, the impact friction force between the bottom support connecting frame 24 and the movable wrapping rod 25 can be reduced through the elastic gasket 27, the device is prevented from being damaged due to friction, the effects of shock absorption and noise reduction can be achieved during the printing work of the device through the comprehensive effect of the main shockproof spring 33 and the auxiliary shockproof spring 36, the pollution caused by noise is reduced, and the fan blades 17 can be prevented from being accidentally contacted with a human body in the work through the protective fan housing to cause injury.

In summary, according to the above technical solution of the present invention, the motors 15 are disposed on two sides of the connecting pipe 5, and the motors 15 drive the blades 17 to rotate, so as to drive the air at the connecting pipe 5 of the 3D nozzle to circulate, thereby achieving the purpose of rapid heat dissipation; the shock-proof spring 21 can prevent the impact of the vibration generated when the motor 15 drives the fan blade 17 to rotate and radiate heat on the forming quality of the 3D printer in the printing process to cause the printing quality to be reduced, the impact friction force between the bottom support connecting frame 24 and the movable wrapping rod 25 can be reduced through the elastic gasket 27 to prevent the device from being damaged due to friction, the combined action of the main damping spring 33 and the auxiliary damping spring 36 can play a role in damping and reducing noise during the printing operation of the device, the pollution caused by noise is reduced, and the fan blade 17 can be prevented from being accidentally contacted with a human body in the operation through the protective fan cover to cause the injury; the device disclosed by the invention is reasonable in structural design, simple to operate, small in occupied space, convenient to radiate heat, capable of absorbing shock and reducing noise and capable of being popularized and used.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.