CN210190610U

CN210190610U - 3D print head

Info

Publication number: CN210190610U
Application number: CN201920772430.3U
Authority: CN
Inventors: Wenming Huang; 黄文明; Kun Zhang; 张坤; Jun Xu; 徐军
Original assignee: Anhui Hongtai Precision Machinery Technology Co Ltd
Current assignee: Anhui Hongtai Precision Machinery Technology Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-03-27
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a 3D printer nozzle, which belongs to the technical field of 3D printer equipment and comprises a nozzle, wherein the lower end of the nozzle is provided with a nozzle, the outside of the nozzle is provided with a heat dissipation mechanism, the upper end of the nozzle is provided with a footstock, the upper end of the footstock is provided with a connecting seat, the radiating pipe arranged in the utility model is tightly attached to the outer side of the nozzle for absorbing heat, the inside of the radiating pipe is provided with working fluid, the liquid state of the working fluid is volatilized into a vapor state when meeting heat, the heat is taken away in the volatilization process, the radiating fans on the two sides blow air to dissipate heat of the nozzle, on the other hand, the cold air enables the vapor working fluid to move upwards to the radiating fin position to meet cold and be converted into liquid, then the liquid flows down along the lower surface of the radiating fin and the inner wall of the radiating pipe, the heat dissipation is fast and respond well, has guaranteed the quality of printing.

Description

3D print head

Technical Field

The utility model belongs to the technical field of 3D printer equipment, concretely relates to 3D print head.

Background

The nozzle of the 3D printer is one of the core components of the 3D printer, and the quality of molding is determined to a large extent. The smoothness of the silk material flowing out of the extrusion nozzle and the temperature of the silk material directly influence the precision of 3D printing. However, if the temperature of the nozzle is too high, other components are dissolved and burned, so that a cooling device is required to control the temperature of the nozzle within a certain range, and at the present stage, a heat dissipation fan is usually installed at the nozzle, but the heat dissipation fan installed in the method can only dissipate heat at one position of the nozzle, so that the heat dissipation is uneven, and the printing quality is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a 3D print head has the good characteristics of radiating effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a 3D print head, includes the shower nozzle, the lower extreme of shower nozzle is provided with the nozzle, the outside of shower nozzle is provided with heat dissipation mechanism, the upper end of shower nozzle is provided with the footstock, the upper end of footstock is provided with the connecting seat, the bottom of connecting seat is provided with the fixing base, the both sides of fixing base all are provided with the fixed plate, the lower extreme of fixed plate is provided with radiator fan.

Preferably, the heat dissipation mechanism includes inlet, radiating fin and cooling tube, wherein, the outside at the shower nozzle is hugged closely to the cooling tube, radiating fin sets up in the both sides of cooling tube, and is provided with the multiunit, the inlet sets up the upper end at radiating fin.

Preferably, the fixing plate and the fixing seat are fixedly connected through a fastening bolt, and the connecting end of the fixing plate is bent.

Preferably, the heat dissipation mechanism is fixedly connected with the spray head through clamping.

Preferably, the outer side of the top seat is provided with threads, and the inside of the connecting seat is provided with a threaded hole.

Preferably, the lower surface of the radiating fin is provided with an inclined surface facing the direction of the radiating pipe.

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

the utility model discloses the cooling tube that sets up hugs closely and absorbs heat in the shower nozzle outside, the inside working fluid that is equipped with of cooling tube, the liquid state of working fluid is volatilized into vapour state with heat, the heat can be taken away to the in-process that volatilizees, the radiator fan of both sides is bloied, on the one hand dispels the heat to the shower nozzle, on the other hand cold wind makes vapour state working fluid upward movement meet the cold fin department and change into liquid and follow the radiating fin lower surface again, the cooling tube inner wall flows down, the heat absorption turns into vapour state again, and all the way round, form a liquid vapour circulation and take away the heat, thereby guarantee that the shower nozzle can carry out high-efficient heat dissipation.

Drawings

Fig. 1 is the utility model relates to a 3D print head's structural schematic.

Fig. 2 is a schematic structural diagram of the heat dissipation mechanism of the present invention.

In the figure: 1. a top seat; 2. a connecting seat; 3. a fixing plate; 4. a heat radiation fan; 5. a heat dissipation mechanism; 51. a liquid inlet; 52. a heat dissipating fin; 53. a radiating pipe; 6. a nozzle; 7. a spray head; 8. a fixed seat.

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. 1-2, the present invention provides the following technical solutions: A3D printer nozzle comprises a nozzle 7, a nozzle 6 is arranged at the lower end of the nozzle 7, and a heat dissipation mechanism 5 is arranged outside the nozzle 7, so that the nozzle is simple, convenient and quick to fix; the heat dissipation mechanism 5 is fixedly connected with the spray head 7 through clamping, the upper end of the spray head 7 is provided with a top seat 1, and the upper end of the top seat 1 is provided with a connecting seat 2 for connecting and fixing through threads; the outer side of the top seat 1 is provided with threads, the inside of the connecting seat 2 is provided with a threaded hole, the bottom of the connecting seat 2 is provided with a fixed seat 8, two sides of the fixed seat 8 are both provided with fixed plates 3, and the top seat is firm and reliable in fixation and simple to mount and dismount; fixed plate 3 and fixing base 8 are connected fixedly through fastening bolt, and the 3 link of fixed plate sets to bending, and the lower extreme of fixed plate 3 is provided with radiator fan 4.

In order to have good heat dissipation effect; the heat dissipation mechanism 5 comprises a liquid inlet 51, heat dissipation fins 52 and heat dissipation pipes 53, wherein the heat dissipation pipes 53 are tightly attached to the outside of the spray head 7, the heat dissipation fins 52 are arranged on two sides of the heat dissipation pipes 53, and are provided with a plurality of groups, in order to facilitate the working fluid to move upwards to the positions of the heat dissipation fins 52 in a vapor state to be converted into liquid when encountering cold and then flow downwards along the bottoms of the heat dissipation fins 52; the lower surface of the heat dissipating fin 52 is inclined in a direction toward the heat dissipating pipe 53, and the liquid inlet 51 is provided at the upper end of the heat dissipating fin 52.

The utility model discloses a theory of operation and use flow: the utility model discloses hug closely the outside at shower nozzle 7 with the installation of heat dissipation mechanism 5, make cooling tube 53 hug closely and absorb heat in the shower nozzle 7 outside, the inside working fluid that is equipped with of cooling tube 53, the liquid heat of meeting of working fluid volatilizees into vapour state, the heat can be taken away to the in-process of volatilizing, radiator fan 4 of both sides bloies, make vapour state working fluid upward movement meet that cooling fin 52 locates to change into liquid and follow cooling fin 52 lower surface again, cooling tube 53 inner wall flows down, the heat absorption turns into vapour state again, in cycles, form a liquid vapor circulation and take away the heat, thereby guarantee that shower nozzle 7 can carry out high-efficient heat dissipation, the heat dissipation is fast and respond well, the quality of printing has been.

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 print head, includes shower nozzle (7), its characterized in that: the lower extreme of shower nozzle (7) is provided with nozzle (6), the outside of shower nozzle (7) is provided with heat dissipation mechanism (5), the upper end of shower nozzle (7) is provided with footstock (1), the upper end of footstock (1) is provided with connecting seat (2), the bottom of connecting seat (2) is provided with fixing base (8), the both sides of fixing base (8) all are provided with fixed plate (3), the lower extreme of fixed plate (3) is provided with radiator fan (4).

2. The 3D printer head of claim 1, wherein: radiating mechanism (5) include inlet (51), radiating fin (52) and cooling tube (53), wherein, cooling tube (53) hug closely in the outside of shower nozzle (7), radiating fin (52) set up the both sides at cooling tube (53), and are provided with the multiunit, inlet (51) set up the upper end at radiating fin (52).

3. The 3D printer head of claim 1, wherein: the fixing plate (3) and the fixing seat (8) are fixedly connected through a fastening bolt, and the connecting end of the fixing plate (3) is bent.

4. The 3D printer head of claim 1, wherein: the heat dissipation mechanism (5) is fixedly connected with the spray head (7) through clamping.

5. The 3D printer head of claim 1, wherein: the outer side of the top seat (1) is provided with threads, and the inner part of the connecting seat (2) is provided with a threaded hole.

6. The 3D printer head of claim 2, wherein: the lower surface of the radiating fin (52) is provided with an inclined surface facing the direction of the radiating pipe (53).