CN212124198U

CN212124198U - Plastics 3D printer

Info

Publication number: CN212124198U
Application number: CN202020458727.5U
Authority: CN
Inventors: 李景元; 朱大千; 邓海飞
Original assignee: Hangzhou Pan Da Technology Co ltd
Current assignee: Hangzhou Pan Da Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-12-11
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a plastics 3D printer aims at providing a plastics 3D printer that changes is dismantled to the shower nozzle to the convenience. The improved sprayer comprises a frame, wherein a base is fixed at the bottom of the frame, a platform is connected to the base in a sliding mode, a transverse plate is arranged between two vertical shafts of the frame, the transverse plate is connected with the vertical shafts in a sliding mode, a sliding plate is connected to the transverse plate in a sliding mode, a sprayer shell is connected to the side face of the sliding plate in a threaded mode, a throat pipe assembly is arranged in the sprayer shell and connected with the sprayer shell in a threaded mode, and clamping pieces are arranged on the two sides of the throat pipe assembly. The utility model has the advantages that: the Z-axis modular structure is convenient to install and debug, and the structural performance is more stable; the spray head is integrated and detachable; the heat insulation sleeve plays a role in preventing scalding and improves safety.

Description

Plastics 3D printer

Technical Field

The utility model belongs to the technical field of 3D prints relevant technique and specifically relates to indicate a plastics 3D printer.

Background

The 3D printer, also called three-dimensional printer, is a machine of an accumulative manufacturing technique, i.e. a rapid prototyping technique, which is a machine based on a digital model file, and manufactures a three-dimensional object by printing a layer of adhesive material by using a special wax material, powdered metal or plastic and the like. State of the art three-dimensional printers are used to manufacture products. Techniques for building objects in a layer-by-layer printing manner. The principle of the 3D printer is that data and raw materials are put into the 3D printer, and the machine can build the product layer by layer according to the program.

The 3D printer differs from the traditional printer in that the "ink" used in it is a real raw material, and the form of the stacked thin layers is various, and the media available for printing are various, from a wide range of plastics to metals, ceramics and rubber-like substances. Some printers can also combine different media to make one end of the printed object hard and the other soft.

The nozzle part is an important component of the 3D printer. What 3D printer on the market at present mainly adopted is disconnect-type nozzle structure, and the nozzle has life, when exceeding the life of nozzle, and this type of nozzle device is difficult for maintenance and change, when using different consumptive materials to print, and the nozzle is not convenient for dismantle the clearance, has influenced the printing effect.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome among the prior art not enough that the shower nozzle is inconvenient to be dismantled, provide a plastics 3D printer that changes is dismantled to the shower nozzle to the convenience.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a plastics 3D printer, includes the frame, the bottom of frame is fixed with the base, sliding connection has the platform on the base, be equipped with the diaphragm between two vertical scroll of frame, diaphragm and vertical scroll sliding connection, the diaphragm is arranged in directly over the base, sliding connection has the slide on the diaphragm, threaded connection has the shower nozzle shell on the side of slide, be equipped with the choke subassembly in the shower nozzle shell, choke subassembly and shower nozzle shell threaded connection, the both sides of choke subassembly all are equipped with joint spare, and joint spare includes handle and threaded connection piece, and the side at the choke subassembly is fixed to the handle, and threaded connection piece and shower nozzle shell threaded connection install compression spring between handle and the threaded connection piece.

The bottom of the frame is fixed with a base, the base is connected with a platform in a sliding way, a transverse plate is arranged between two vertical shafts of the frame and is connected with the vertical shafts in a sliding way, the transverse plate is arranged right above the base, the transverse plate is connected with a sliding plate in a sliding way, the side surface of the sliding plate is connected with a sprayer shell in a threaded way, a throat pipe assembly is arranged in the sprayer shell and is connected with the sprayer shell in a threaded way, clamping pieces are arranged on two sides of the throat pipe assembly respectively and comprise a handle and a threaded connecting block, the handle is fixed on the side surface of the throat pipe assembly, the threaded connecting block is connected with the sprayer shell in a threaded way, a compression spring is arranged between the handle and the threaded connecting block, when in printing, materials are sprayed out through the throat pipe assembly, printing is carried out on the platform, when the throat pipe assembly needs to be replaced, the compression spring, the purpose of conveniently dismantling and replacing the spray head is well achieved.

Preferably, a first transmission belt is installed on the upper end face of the base, the first transmission belt is perpendicular to the transverse plate, the platform is fixedly connected with the first transmission belt, a base sliding rail is fixed on the upper end face of the base, the base sliding rail is arranged on two sides of the first transmission belt and parallel to the transmission belt, platform sliding blocks matched with the base sliding rail are arranged on two sides of the lower end face of the platform, the platform is connected with the base in a sliding mode through the matching of the platform sliding blocks and the base sliding rail, and the back-and-forth movement of the platform on the Y axis during printing is.

Preferably, both ends of the transverse plate are fixed with transverse plate sliders, the vertical shaft is provided with a vertical shaft slide rail matched with the transverse plate sliders, the transverse plate is in sliding connection with the vertical shaft through the cooperation of the transverse plate sliders and the vertical shaft slide rail, the bottom of the vertical shaft is fixed with a lifting motor, the transverse plate is in sliding connection with the vertical shaft through the lifting motor, the lifting motor is provided with a Z-axis lead screw parallel to the vertical shaft slide rail, and the Z-axis lead screw and the vertical shaft slide rail are made into a modular structure, so that the installation and debugging are convenient, and the.

Preferably, a second transmission belt is installed on one side of the transverse plate, the sliding plate is fixed to the second transmission belt, a transverse plate sliding rail parallel to the second transmission belt is arranged on the transverse plate, a sliding plate sliding block matched with the transverse plate sliding rail is arranged on the sliding plate, the sliding plate is in sliding connection with the transverse plate through the matching of the sliding plate sliding block and the transverse plate sliding rail, a rotating motor is installed on the other side of the transverse plate, the rotating motor is connected with the second transmission belt, and the back and forth movement of the spray head on.

Preferably, the throat pipe assembly comprises a throat pipe body, one end of the throat pipe body penetrates through the upper end face of the sprayer shell and is arranged outside the sprayer shell, a connecting plate is fixed on the side face of one end of the throat pipe body, the throat pipe body is in threaded connection with the sprayer shell through the connecting plate, an installation block is fixed on the side face of the other end of the throat pipe body, the handle is clamped on the side face of the installation block, and the threaded connection is simple and convenient and easy to install and disassemble.

As the preferred, the other end of choke body is fixed with the heating piece, and the below of shower nozzle shell is arranged in to the heating piece, and the outside cover of heating piece is equipped with the radiation shield, installs the circuit board on the shower nozzle shell, and circuit board and heating piece electricity are connected, heat through circuit board control heating piece and melt this internal material of choke, and the radiation shield both can play prevents scalding the effect, improves the security, can keep warm to the shower nozzle simultaneously, reduces the temperature fluctuation, improves and prints the quality.

As preferred, install radiating fin on the choke body, radiating fin arranges in between connecting plate and installation piece, installs radiator fan on the lateral wall of shower nozzle shell, and radiator fan and circuit board electricity are connected, are provided with a plurality of louvre on the shower nozzle shell, and the radiating fin, radiator fan and the louvre of addding can make the temperature control of shower nozzle in an within range, prevent that the shower nozzle high temperature from leading to dissolving of other parts and burning out.

The utility model has the advantages that: the Z-axis screw rod and the vertical shaft slide rail on the lifting motor are made into a modular structure, so that the mounting and debugging are convenient, and the structural performance is more stable; when the sprayer is disassembled, the compression spring can be loosened by pressing the handles at the two sides of the mounting block inwards, and the whole sprayer is held and pulled downwards, so that the sprayer can be disassembled easily; the heat insulation sleeve added can play a role in preventing scalding, improves safety, can keep warm for the heating block, reduces temperature fluctuation and improves printing quality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a view in the direction A of FIG. 1;

FIG. 3 is a schematic structural view of a portion of the housing of the sprinkler of FIG. 1;

FIG. 4 is a view in the direction B of FIG. 3;

FIG. 5 is an internal block diagram of the sprinkler head housing of FIG. 4;

fig. 6 is a cross-sectional view of the sprinkler housing C-C of fig. 4.

In the figure: 1. the heat radiation device comprises a frame, 2 transverse plates, 3 vertical shaft slide rails, 4 transverse plate slide blocks, 5 rotating motors, 6 vertical shafts, 7 lifting motors, 8 bases, 9 transmission belts, 10 base slide rails, 11 platforms, 12 sliding plates, 13 spray head shells, 14 transmission belts, two 15 transverse plate slide rails, 16 platform slide blocks, 17 throat pipe assemblies, 18 circuit boards, 19 sliding plate slide blocks, 20 heat radiation fans, 21 heat radiation holes, 22 connecting plates, 23 throat pipe bodies, 24 heat radiation fins, 25 heat insulation sleeves, 26 heating blocks, 27 mounting blocks, 28 clamping members, 29 handles, 30 compression springs and 31 threaded connecting blocks.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, the plastic 3D printer comprises a frame 1, a base 8 is fixed at the bottom of the frame 1, a platform 11 is connected to the base 8 in a sliding manner, a transverse plate 2 is arranged between two vertical shafts 6 of the frame 1, the transverse plate 2 is connected to the vertical shafts 6 in a sliding manner, the transverse plate 2 is arranged right above the base 8, a sliding plate 12 is connected to the transverse plate 2 in a sliding manner, and a nozzle shell 13 is connected to the side surface of the sliding plate 12 in a threaded manner.

As shown in fig. 4 and 5, a throat pipe assembly 17 is arranged in the nozzle shell 13, the throat pipe assembly 17 is in threaded connection with the nozzle shell 13, clamping pieces 28 are arranged on two sides of the throat pipe assembly 17, each clamping piece 28 comprises a handle 29 and a threaded connection block 31, the handle 29 is fixed on the side surface of the throat pipe assembly 17, the threaded connection blocks 31 are in threaded connection with the nozzle shell 13, and a compression spring 30 is arranged between each handle 29 and each threaded connection block 31.

As shown in fig. 1 and 2, a first transmission belt 9 is installed on the upper end surface of the base 8, the first transmission belt 9 is perpendicular to the transverse plate 2, the platform 11 is fixedly connected with the first transmission belt 9, a base slide rail 10 is fixed on the upper end surface of the base 8, the base slide rail 10 is arranged on two sides of the first transmission belt 9 and parallel to the first transmission belt 9, platform sliders 16 matched with the base slide rails 10 are arranged on two sides of the lower end surface of the platform 11, and the platform 11 is in sliding connection with the base 8 through the matching of the platform sliders 16 and the base slide rails 10.

As shown in fig. 1, both ends of the transverse plate 2 are fixed with transverse plate sliders 4, the vertical shaft 6 is provided with a vertical shaft slide rail 3 matched with the transverse plate sliders 4, the transverse plate 2 is slidably connected with the vertical shaft 6 through the matching of the transverse plate sliders 4 and the vertical shaft slide rail 3, the bottom of the vertical shaft 6 is fixed with a lifting motor 7, and the transverse plate 2 is slidably connected with the vertical shaft 6 through the lifting motor 7.

As shown in fig. 1 and 2, a second transmission belt 14 is installed on one side of the transverse plate 2, the sliding plate 12 is fixed on the second transmission belt 14, a transverse plate slide rail 15 parallel to the second transmission belt 14 is arranged on the transverse plate 2, as shown in fig. 2 and 3, a sliding plate slide block 19 matched with the transverse plate slide rail 15 is arranged on the sliding plate 12, the sliding plate 12 is connected with the transverse plate 2 in a sliding manner through the matching of the sliding plate slide block 19 and the transverse plate slide rail 15, a rotating motor 5 is installed on the other side of the transverse plate 2, and the rotating motor 5 is connected with.

As shown in fig. 5, the throat assembly 17 includes a throat body 23, one end of the throat body 23 penetrates through the upper end surface of the nozzle housing 13 and is disposed outside the nozzle housing 13, a connecting plate 22 is fixed on the side surface of one end of the throat body 23, the throat body 23 is in threaded connection with the nozzle housing 13 through the connecting plate 22, a mounting block 27 is fixed on the side surface of the other end of the throat body 23, and a handle 29 is clamped on the side surface of the mounting block 27.

As shown in fig. 6, the clamping member 28 includes a handle 29 and a threaded connection block 31, the handle 29 is clamped on the side of the mounting block 27, the threaded connection block 31 is in threaded connection with the nozzle housing 13, and a compression spring 30 is installed between the handle 29 and the threaded connection block 31.

As shown in fig. 5, a heating block 26 is fixed at the other end of the throat body 23, the heating block 26 is disposed below the nozzle housing 13, a heat insulating sleeve 25 is sleeved outside the heating block 26, as shown in fig. 3, the circuit board 18 is mounted on the nozzle housing 13, and the circuit board 18 is electrically connected to the heating block 26.

As shown in fig. 5, the throat body 23 is provided with heat dissipation fins 24, the heat dissipation fins 24 are disposed between the connection plate 22 and the mounting block 27, as shown in fig. 3, the outer side wall of the nozzle casing 13 is provided with the heat dissipation fan 20, the heat dissipation fan 20 is electrically connected to the circuit board 18, as shown in fig. 4, the nozzle casing 13 is provided with a plurality of heat dissipation holes 21.

When the throat assembly 17 is replaced, the compression spring 30 is loosened by pressing the handles 29 inward on both sides of the mounting block 27, and the entire throat assembly 17 is held and pulled downward, so that the throat assembly 17 can be easily removed and replaced.

Claims

1. The plastic 3D printer is characterized by comprising a frame (1), wherein a base (8) is fixed at the bottom of the frame (1), a platform (11) is connected to the base (8) in a sliding manner, a transverse plate (2) is arranged between two vertical shafts (6) of the frame (1), the transverse plate (2) is connected with the vertical shafts (6) in a sliding manner, the transverse plate (2) is arranged right above the base (8), a sliding plate (12) is connected to the transverse plate (2) in a sliding manner, a nozzle shell (13) is connected to the side surface of the sliding plate (12) in a threaded manner, a throat pipe assembly (17) is arranged in the nozzle shell (13), the throat pipe assembly (17) is connected with the nozzle shell (13) in a threaded manner, clamping pieces (28) are arranged on two sides of the throat pipe assembly (17), each clamping piece (28) comprises a handle (29) and a threaded connecting block (31), the handle (29) is fixed on the side surface of the throat pipe assembly (17), the threaded connecting block (31) is in threaded connection with the spray head shell (13), and a compression spring (30) is arranged between the handle (29) and the threaded connecting block (31).

2. The plastic 3D printer is characterized in that a first driving belt (9) is installed on the upper end face of the base (8), the first driving belt (9) is perpendicular to the transverse plate (2), the platform (11) is fixedly connected with the first driving belt (9), a base sliding rail (10) is fixed on the upper end face of the base (8), the base sliding rail (10) is arranged on two sides of the first driving belt (9) and parallel to the first driving belt (9), a platform sliding block (16) matched with the base sliding rail (10) is arranged on two sides of the lower end face of the platform (11), and the platform (11) is slidably connected with the base (8) through matching of the platform sliding block (16) and the base sliding rail (10).

3. The plastic 3D printer according to claim 1, wherein the two ends of the transverse plate (2) are fixed with transverse plate sliders (4), the vertical shaft (6) is provided with a vertical shaft slide rail (3) matched with the transverse plate sliders (4), the transverse plate (2) is slidably connected with the vertical shaft (6) through the matching of the transverse plate sliders (4) and the vertical shaft slide rail (3), the bottom of the vertical shaft (6) is fixed with a lifting motor (7), and the transverse plate (2) is slidably connected with the vertical shaft (6) through the lifting motor (7).

4. The plastic 3D printer is characterized in that a second transmission belt (14) is installed on one side of the transverse plate (2), the sliding plate (12) is fixed on the second transmission belt (14), a transverse plate sliding rail (15) parallel to the second transmission belt (14) is arranged on the transverse plate (2), a sliding plate sliding block (19) matched with the transverse plate sliding rail (15) is arranged on the sliding plate (12), the sliding plate (12) is in sliding connection with the transverse plate (2) through the matching of the sliding plate sliding block (19) and the transverse plate sliding rail (15), a rotating motor (5) is installed on the other side of the transverse plate (2), and the rotating motor (5) is connected with the second transmission belt (14).

5. The plastic 3D printer according to claim 1, wherein the throat assembly (17) comprises a throat body (23), one end of the throat body (23) penetrates through the upper end face of the nozzle shell (13) and is arranged outside the nozzle shell (13), a connecting plate (22) is fixed on the side face of one end of the throat body (23), the throat body (23) is in threaded connection with the nozzle shell (13) through the connecting plate (22), a mounting block (27) is fixed on the side face of the other end of the throat body (23), and the handle (29) is clamped on the side face of the mounting block (27).

6. The plastic 3D printer according to claim 5, wherein a heating block (26) is fixed to the other end of the throat pipe body (23), the heating block (26) is arranged below the nozzle shell (13), a heat insulation sleeve (25) is sleeved on the outer side of the heating block (26), a circuit board (18) is mounted on the nozzle shell (13), and the circuit board (18) is electrically connected with the heating block (26).

7. The plastic 3D printer according to claim 6, wherein the throat body (23) is provided with heat dissipation fins (24), the heat dissipation fins (24) are arranged between the connecting plate (22) and the mounting block (27), the outer side wall of the nozzle shell (13) is provided with a heat dissipation fan (20), the heat dissipation fan (20) is electrically connected with the circuit board (18), and the nozzle shell (13) is provided with a plurality of heat dissipation holes (21).