CN217752785U

CN217752785U - 3D printer beats printer head with mass flow

Info

Publication number: CN217752785U
Application number: CN202221855981.4U
Authority: CN
Inventors: 刘伟
Original assignee: Suqian Weishuo Technology Co ltd
Current assignee: Suqian Weishuo Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-11-08
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a 3D printer is with printer head is beaten to mass flow, including the extruder main part, be equipped with the wearing material hole on the extruder main part, the lower extreme of extruder main part has the keysets through keysets fixed screw fixation, the keysets lower extreme is equipped with the cooling module, the lower extreme of cooling module is fixed with heating rod copper core through carbon alloy fixed screw and carbon alloy fixed screw enhancement post, the inside of heating rod copper core is equipped with highlight stainless steel capillary, the outside cover of heating rod copper core is equipped with the peripheral pottery of heating rod ring, the lower extreme of the peripheral pottery of heating rod ring is equipped with volcanic nozzle switching piece, the lower extreme of volcanic nozzle switching piece is equipped with volcanic nozzle. Compared with the prior art, the utility model the advantage lie in: this application printing precision is high and shaping speed is fast, is favorable to using widely.

Description

3D printer beats printer head with mass flow

Technical Field

The utility model relates to a D printer technical field specifically indicates a 3D printer beats printer head with mass flow.

Background

The print head is the core part of a 3D printer, typically consisting of: heating block, heating rod, heat-sensitive, nozzle, radiator fan etc.. The working principle is as follows: the printing material is transmitted through the extruder, melted through the heating block via the throat pipe inserted in the radiator and extruded through the nozzle, so that the printing head is driven to move ceaselessly through the movement of X, Y and Z axes to superpose the melted material, and the printing task is completed.

In the existing printing process, because the printing material is in a molten state and has viscosity, the printing material in the molten state, whether extruded or in a shrinkage state, can affect the printing precision, the printing appearance and even the success and failure of printing because of the hysteresis. Therefore, in order to reduce the influence, it is preferable that the cold part of the material is cold and the melting place is melted, so that the following can be perfectly realized: the feeding is free of delay, the feeding is immediately carried out, the extrusion can be stopped if the feeding is stopped after the feeding is reflected to the printing nozzle, and the phenomenon that molten material drops are pulled to cause wire drawing, the appearance is influenced, the printing precision is reduced and the like is avoided due to the delay effect.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a 3D printer beats printer head with mass flow.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a printer head is beaten to mass flow for 3D printer, includes the extruder main part, the terminal surface of extruder main part is equipped with the extruder motor, the side of extruder main part is equipped with the handle, threaded connection has hand screw on hand, be equipped with the wearing material hole on the extruder main part, the lower extreme of extruder main part is fixed with the keysets through keysets fixed screw, the keysets lower extreme is equipped with the cooling module, the lower extreme of cooling module is fixed with the heating rod copper core through carbon alloy fixed screw and carbon alloy fixed screw enhancement post, the inside of heating rod copper core is equipped with the highlight stainless steel capillary that extends to in the cooling module, the outside cover of heating rod copper core is equipped with the peripheral ceramic ring of heating rod, the lower extreme of the peripheral ceramic ring of heating rod is equipped with volcanic nozzle adapter block, the lower extreme of volcanic nozzle adapter block is equipped with volcanic nozzle, the lower extreme of cooling module is equipped with the safety cover through safety cover hot junction fixed screw just volcanic nozzle sets up inside the volcanic nozzle.

Preferably, both sides of the hot end protection cover are provided with fixing supports through support fixing screws, and printing fans are fixed on the fixing supports through printing fan fixing screws.

Preferably, one side of the hot end protection cover is provided with a proximity switch fixing frame, and a proximity switch is installed on the proximity switch fixing frame.

Preferably, the cooling module is hydrologic cycle aluminium part, the middle part of hydrologic cycle aluminium part is equipped with the centre bore that is used for placing highlight stainless steel capillary, the side of hydrologic cycle aluminium part is equipped with water-cooling pagoda joint.

Preferably, the cooling module is an air-cooled radiator aluminum piece, the middle part of the air-cooled radiator aluminum piece is provided with a center hole for placing a highlight stainless steel capillary tube, and a fan is fixed on the adapter plate through a fan fixing screw.

Preferably, the highlight stainless steel capillary is 2.5x75.5 millimeters in size.

Preferably, the wall thickness of the carbon alloy fixing screw reinforcing column is 0.15 mm.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses a 3D printer is with a large amount of stream printer heads adopts the design of hydrologic cycle aluminium spare, and its simple structure has both realized the efficient cooling method, has reduced the influence that the material melting flow lags and brings, has integrated the hanging and has carried some problem again; the air-cooled radiator aluminum piece not only conforms to the traditional heat dissipation mode, but also can be reused on the premise that some old printing players already have machines, such as a 3010 fan, and if the old printing players have machines, the aluminum piece can be disassembled and assembled for reuse, so that the cost is saved, and meanwhile, the problem of mounting points is also integrated;

wherein, the peripheral ceramic ring of the heating rod is adopted, thus abandoning the original single inefficient heating rod heating. Traditional heating rod heating provides the heat source by heating rod itself promptly, through heat-conduction again, it is fast to conduct whole heating with the heat, then can melt the printing material, and this heat-conduction process has single directionality. The ceramic annular heating end adopted by the application is different, and the heating rod copper core is inserted into the annular ceramic, and the stainless steel capillary tube with a high-polishing mirror surface is arranged in the middle of the annular ceramic to transmit materials. When heating, the ceramic ring circular telegram is through the heater strip heating, and whole ceramic ring provides the heat source, and on the heat was conducted the heating rod copper core to central part simultaneously, because efficient heat-conduction, including highlight stainless steel capillary and the contact of heating large tracts of land, rapid with the heat act on the printing material, melt it, its heating efficiency obtains improving by a wide margin, is favorable to improving the precision of printing.

Drawings

Fig. 1 is an external structural view of embodiment 1 in the present application.

Fig. 2 is a schematic diagram of the explosive structure of example 1 in this application.

Fig. 3 is an external structural view of embodiment 2 in the present application.

Fig. 4 is a schematic diagram of the explosive structure of example 2 in this application.

Fig. 5 is a schematic diagram of an internal structure of a ceramic ring around a heating rod in a mass flow printhead for a 3D printer according to the present application.

As shown in the figure: 1. extruder motor, 2, material through hole, 3, extruder main body, 4, adapter plate fixing screw, 5, handle, 6, hand screw, 7, carbon alloy fixing screw, 8, carbon alloy fixing screw reinforcing column, 9, heating rod copper core, 10, highlight stainless steel capillary tube, 11, heating rod peripheral ceramic ring, 12, volcano nozzle adapter block, 13, volcano nozzle, 14, hot end protective cover fixing screw, 15, hot end protective cover, 16, support fixing screw, 17, fixing support, 18, printing fan fixing screw, 19, printing fan, 20, proximity switch fixing frame, 21, proximity switch, 22, water circulation aluminum piece, 23, water cooling pagoda joint, 24, air cooling radiator aluminum piece, 25, fan fixing screw, 26, fan, 27, adapter plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper" and "lower" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

The utility model provides a printer head is beaten with mass flow to 3D printer, includes extruder main part 3, the terminal surface of extruder main part 3 is equipped with extruder motor 1, the side of extruder main part 3 is equipped with handle 5, threaded connection has hand screw 6 on the handle 5, be equipped with wearing material hole 2 on the extruder main part 3, the lower extreme of extruder main part 3 is fixed with keysets 27 through keysets fixed screw 4, keysets 27 lower extreme is equipped with the cooling module, the lower extreme of cooling module is fixed with heating rod copper core 9 through carbon alloy fixed screw 7 and carbon alloy fixed screw enhancement post 8, the inside of heating rod copper core 9 is equipped with the highlight stainless steel capillary 10 that extends to in the cooling module, the outside cover of heating rod copper core 9 is equipped with heating rod peripheral ceramic ring 11, the lower extreme of heating rod peripheral ceramic ring 11 is equipped with volcanic nozzle adapter block 12, the lower extreme of volcanic nozzle adapter block 12 is equipped with volcanic nozzle 13, the lower extreme of cooling rod hot junction is equipped with protection cover hot junction 15 just through safety cover fixed screw 14 nozzle 13 sets up inside safety cover 15.

In one embodiment, the hot end protection cover 15 is provided with fixing brackets 17 on both sides thereof by means of bracket fixing screws 16, and the fixing brackets 17 are fixed with printing fans 19 by means of printing fan fixing screws 18.

In one embodiment, a proximity switch holder 20 is arranged on one side of the hot end protection cover 15, and a proximity switch 21 is mounted on the proximity switch holder 20.

In one embodiment, the cooling module is a water circulation aluminum part 22, a central hole for placing the high-gloss stainless steel capillary tube 10 is formed in the middle of the water circulation aluminum part 22, and a water-cooling pagoda joint 23 is formed in the side surface of the water circulation aluminum part 22.

In one embodiment, the highlight stainless steel capillary is 2.5x75.5 millimeters in size.

In one embodiment, the carbon alloy set screw stiffening post 8 has a wall thickness of 0.15 mm.

According to the embodiment, when the device works, firstly, power is supplied, water passes through the water circulation aluminum piece 22 during water cooling, the extruder motor 1 is powered on to transmit materials, the printing materials penetrate out of the extruder main body 3 and pass through the water circulation aluminum piece 22 to be transmitted to the printing hot-end highlight stainless steel capillary tube 10, at the moment, the heating rod peripheral ceramic ring 11 works to provide heat and transmit the heat to the heating rod copper core 9, and the printing materials are melted. In the process, the printing fan 19 works, and under the control of the main board and the corresponding movement of the XYZ axes of the printer, the printing material is continuously extruded from the volcanic nozzle 13, so that the printing task is completed. In the process, heat transferred from the printing hot end is taken away in time by water cooling, the ceramic ring 11 on the periphery of the heating rod continuously supplements the heat taken away by extrusion after the material is melted, and the printing fan 19 continuously works and cools the molded printing part after extrusion in time to solidify and shape the printing part.

Example 2

The utility model provides a 3D printer is with printer head that flows in a large number, includes extruder main part 3, the terminal surface of extruder main part 3 is equipped with extruder motor 1, the side of extruder main part 3 is equipped with handle 5, threaded connection has hand screw 6 on the handle 5, be equipped with wearing material hole 2 on the extruder main part 3, the lower extreme of extruder main part 3 is fixed with keysets 27 through keysets fixed screw 4, keysets 27 lower extreme is equipped with the cooling module, the lower extreme of cooling module is fixed with heating rod copper core 9 through carbon alloy fixed screw 7 and carbon alloy fixed screw enhancement post 8, the inside of heating rod copper core 9 is equipped with the highlight stainless steel capillary 10 that extends to in the cooling module, the outside cover of heating rod copper core 9 is equipped with heating rod peripheral ceramic ring 11, the lower extreme of heating rod peripheral ceramic ring 11 is equipped with volcano nozzle adapter block 12, the lower extreme of volcano nozzle adapter block 12 is equipped with volcano nozzle 13, the lower extreme of cooling rod is equipped with safety cover 15 just through hot junction module hot junction safety cover 14 the hot junction nozzle 13 sets up at the inside safety cover 15.

In one embodiment, a proximity switch holder 20 is provided on one side of the hot end protection cover 15, and a proximity switch 21 is mounted on the proximity switch holder 20.

In one embodiment, the cooling module is an air-cooled radiator aluminum piece 24, a central hole for placing the high-gloss stainless steel capillary tube 10 is formed in the middle of the air-cooled radiator aluminum piece 24, and a fan 26 is fixed on the adapter plate 27 through a fan fixing screw 25.

According to the embodiment, when the heating rod is in work, firstly, power is supplied, water cooling work is carried out by the air cooling radiator aluminum piece 24, material transmission is provided after the extruder motor 1 is powered on, printing materials penetrate out of the extruder main body 3 and are transmitted to the printing hot-end highlight stainless steel capillary tube 10 through the air cooling radiator aluminum piece 24, at the moment, the heating rod peripheral ceramic ring 11 works and provides heat to the heating rod copper core 9, the printing materials are melted, the printing fan 19 and the fan 26 work in the process, and under the control of a main board, the printing materials are extruded out continuously from the volcano nozzle 13 under the corresponding movement of the XYZ axis of the printer, and the printing task is completed. In the process, the heat transferred from the printing hot end is taken away by water cooling in time, the ceramic ring 11 on the periphery of the heating rod continuously supplements the heat taken away by extrusion after the material is melted, and the printing fan 19 continuously works and cools the printing part formed after extrusion in time to solidify and shape the printing part.

No matter be water-cooling version or air-cooled version in this application, first, under not installing adapter plate 27 prerequisite, beat printer head pay-off and belong to remote pay-off this moment: the installation can be directly carried out, and the installation holes used for installing the water-cooling version are positioned on 4M 2.5 screw holes uniformly distributed on a circle with the diameter of 16 mm on the water circulation aluminum piece 22. The air-cooled version mounting holes are 4M 2.5 screw holes which are uniformly distributed on a circle with the diameter of 16 mm and are positioned on an air-cooled radiator aluminum piece 24. Second, when the interposer 27 is mounted: whether air cooling or water cooling is adopted, the printing head can be fixed from the side surface of the adapter plate 27, namely the adapter plate 27 is hung outside through an M3 screw, and the printing head can be fed in a short range or a long range. Thirdly, when the adapter plate 27 is not installed, the adapter can be installed, the adapter structure can be suitable for the current most popular V6 installation and mounting, and the air-cooled adapter and the water-cooled adapter can be installed on the respective 4M 2.5 screw holes to realize the adapter. The installation mounting mode is nimble changeable, can adapt to different customers' demand, and is more practical.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a 3D printer is with printer of mass flow beats printer head, includes extruder main part (3), the terminal surface of extruder main part (3) is equipped with extruder motor (1), the side of extruder main part (3) is equipped with handle (5), threaded connection has hand screw (6) on handle (5), its characterized in that, be equipped with on extruder main part (3) and wear material hole (2), the lower extreme of extruder main part (3) is fixed with keysets (27) through keysets fixed screw (4), keysets (27) lower extreme is equipped with the cooling module, the lower extreme of cooling module is fixed with heating rod copper core (9) through carbon alloy fixed screw (7) and carbon alloy fixed screw enhancement post (8), the inside of heating rod copper core (9) is equipped with highlight stainless steel capillary (10) that extend to in the cooling module, the outside cover of heating rod copper core (9) is equipped with heating rod peripheral ceramic ring (11), the lower extreme of heating rod peripheral ceramic ring (11) is equipped with nozzle change and connects piece (12), the nozzle change the lower extreme that connects piece (12) is equipped with the safety cover of volcano spray nozzle, the lower extreme of nozzle change and connect piece (12) is equipped with volcano screw (15) lower extreme of the safety cover (15) and the nozzle (13) is equipped with the inside of volcano screw (13) and the cooling module (13) the nozzle (15) is in the cooling module.

2. A high throughput printing head for a 3D printer according to claim 1, wherein the hot end protection cover (15) is provided with fixing brackets (17) on both sides by bracket fixing screws (16), and the fixing brackets (17) are fixed with printing fans (19) by printing fan fixing screws (18).

3. A high volume flow printhead for a 3D printer according to claim 2, characterized in that a proximity switch holder (20) is provided on one side of the hot side protection cap (15), the proximity switch holder (20) having a proximity switch (21) mounted thereon.

4. The mass flow printing head of claim 1, wherein the cooling module is a water circulation aluminum member (22), a central hole for placing the high-gloss stainless steel capillary tube (10) is formed in the middle of the water circulation aluminum member (22), and a water-cooling pagoda joint (23) is formed in the side surface of the water circulation aluminum member (22).

5. The mass flow printhead according to claim 1, wherein the cooling module is an air-cooled heat sink aluminum member (24), a central hole for placing the high-gloss stainless steel capillary tube (10) is formed in the middle of the air-cooled heat sink aluminum member (24), and the adapter plate (27) is fixed with a fan (26) through a fan fixing screw (25).

6. The mass flow printhead of claim 1, wherein the high gloss stainless steel capillary tube has a dimension of 2.5x75.5 mm.

7. A mass flow printhead for a 3D printer according to claim 1, wherein the carbon alloy set screw reinforcement post (8) has a wall thickness of 0.15 mm.