CN219171690U

CN219171690U - Shower nozzle moving structure of 3d printer

Info

Publication number: CN219171690U
Application number: CN202320332545.7U
Authority: CN
Inventors: 徐晓芬; 刘锦阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-13
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a spray head moving structure of a 3d printer, which belongs to the technical field of spray head moving of 3d printers, and comprises a bottom plate, wherein two groups of first sliding rails are longitudinally and fixedly arranged at the center of the top of the bottom plate, and a hot plate is arranged at the top of each first sliding rail; this technical scheme is through inner chamber, the spring that sets up, T type piece, plug bush and card hole, consequently, when installing main part shower nozzle and filling the shower nozzle, can be directly inwards pressing two sets of T type pieces, then insert L type connecting rod bottom with the plug bush at main part shower nozzle and filling the shower nozzle top, two sets of T type pieces of L type connecting rod bottom department can insert the card hole of plug bush both sides under the effect promotion of spring this moment, thereby with main part shower nozzle and filling the shower nozzle quick fixed mounting in L type connecting rod bottom, use moreover to press inwards with two sets of T type pieces with the finger, make it break away from the card hole, can pull out main part shower nozzle and filling the shower nozzle from L type connecting rod bottom.

Description

Shower nozzle moving structure of 3d printer

Technical Field

The utility model relates to the technical field of nozzle movement of 3d printers, in particular to a nozzle movement structure of a 3d printer.

Background

The hot-melt extrusion head and the printing disc of the traditional 3D printer can relatively move in three degrees of freedom of X, Y and Z, and belong to a three-degree-of-freedom system, wherein the movement in the X-axis direction is realized by the front-back movement of the lower hot disc, the movement in the Y-axis direction is realized by the sliding of the spray heads on the transverse shaft, and the movement in the Z-axis direction is realized by the downward movement of the transverse shaft itself. In view of this, we propose a head moving structure of a 3d printer.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to provide a nozzle moving structure of a 3d printer, which solves the problems in the prior art.

2. Technical proposal

The utility model provides a 3d printer's shower nozzle moving structure, includes the bottom plate, the central authorities of bottom plate top are located two sets of first slide rails of vertical fixed mounting, and the top of first slide rail is installed the hot tray, the central authorities of bottom plate both sides are located vertical fixed mounting has the second slide rail, and transversely installs the third slide rail between two sets of second slide rails, fourth slide rail and fifth slide rail are installed vertically to the front side of third slide rail, and the front side of fourth slide rail and fifth slide rail installs L type connecting rod, main part shower nozzle is installed to the bottom of L type connecting rod on the fourth slide rail, the filling shower nozzle is installed to the bottom of L type connecting rod on the fifth slide rail;

the inside of L type connecting rod bottom department is equipped with the inner chamber, and the inside both sides movable mounting of inner chamber has T type piece, and installs the spring between two sets of T type pieces, the one end of T type piece runs through to the outside of L type connecting rod, the top of main part shower nozzle and filling the shower nozzle is equipped with the plug bush, and the both sides central authorities department of plug bush is equipped with the card hole.

As an alternative scheme of this application technical scheme, first slide rail, second slide rail, third slide rail, fourth slide rail and fifth slide rail's structure is the same, the second slide rail includes shell, motor, lead screw, displacement piece, connecting block and displacement mouth.

As an alternative scheme of the technical scheme of the application, the motor is fixedly arranged at one end of the inside of the shell, the screw rod is arranged at the output end of the motor through the rotating shaft, and the displacement block is arranged on the screw rod.

As an alternative scheme of the technical scheme, the center department of displacement piece is equipped with the screw hole, and the screw rod runs through the screw hole.

As an alternative scheme of this application technical scheme, one side welding of displacement piece has the connecting block, the shell is equipped with the displacement mouth towards one side of connecting block, and the connecting block runs through the displacement mouth.

As an alternative of the technical scheme of the application, a through hole is arranged at the center of two sides of the inner cavity, and the through hole is communicated with the outside.

As an alternative scheme of this application technical scheme, the T type piece has the stop collar towards one side welding in the spring, and the both ends of spring divide into and be arranged in the stop collar that corresponds T type piece one side.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the technical scheme, the fourth sliding rail and the fifth sliding rail are arranged, so that in the using process of the 3d printer, when the main body spray head works, the fifth sliding rail is controlled to drive the filling spray head to move upwards to the highest position, when the filling spray head works, the fourth sliding rail is controlled to drive the main body spray head to move upwards to the highest position, and therefore, when one group of spray heads in the main body spray head and the filling spray head works, the other group of spray heads can bypass some bulges and other structures, and therefore the spray heads are prevented from damaging printing pieces.

2. This technical scheme is through inner chamber, the spring that sets up, T type piece, plug bush and draw-in hole, consequently, when installing main part shower nozzle and filling the shower nozzle, can be directly inwards pressing two sets of T type pieces, then insert L type connecting rod bottom with the plug bush at main part shower nozzle and filling the shower nozzle top, two sets of T type pieces of L type connecting rod bottom department can insert the draw-in hole of plug bush both sides this moment under the effect promotion of spring, thereby with main part shower nozzle and filling the shower nozzle quick fixed mounting in L type connecting rod bottom, use moreover and inwards press two sets of T type pieces with the finger, make it break away from the draw-in hole, can pull out main part shower nozzle and filling the shower nozzle from L type connecting rod bottom, consequently when need change the maintenance to main part shower nozzle and filling the shower nozzle, can install and dismantle main part shower nozzle and filling the shower nozzle fast.

Drawings

FIG. 1 is a schematic diagram showing a main body nozzle of a nozzle moving structure of a 3d printer according to an embodiment of the present disclosure;

FIG. 2 is a schematic illustration of a fill head moving to one side of a head moving structure of a 3d printer disclosed in an embodiment of the present application;

fig. 3 is a schematic structural diagram of a second sliding rail in a moving structure of a nozzle of a 3d printer according to an embodiment of the present disclosure;

fig. 4 is an enlarged schematic view of a portion a in a nozzle moving structure of a 3d printer according to an embodiment of the present disclosure.

The reference numerals in the figures illustrate: 1. a bottom plate; 2. a first slide rail; 3. a second slide rail; 301. a housing; 302. a motor; 303. a screw rod; 304. a displacement block; 305. a connecting block; 306. a displacement port; 4. a third slide rail; 5. a fourth slide rail; 6. an L-shaped connecting rod; 601. an inner cavity; 602. a spring; 603. a T-shaped block; 604. a through hole; 605. a limit sleeve; 7. a main body nozzle; 8. a fifth slide rail; 9. filling a spray head; 10. a plug bush; 1001. a clamping hole; 11. a hot plate.

Detailed Description

The utility model provides a technical scheme that:

as shown in fig. 1 and 2, a nozzle moving structure of a 3d printer comprises a bottom plate 1, two groups of first sliding rails 2 are longitudinally and fixedly arranged at the center of the top of the bottom plate 1, a hot plate 11 is arranged at the top of the first sliding rails 2, the first sliding rails 2 are used for driving the hot plate 11 to move back and forth, namely, move along an X axis, second sliding rails 3 are vertically and fixedly arranged at the center of two sides of the bottom plate 1, the second sliding rails 3 drive a third sliding rail 4 to move up and down, namely, move along a Z axis, a third sliding rail 4 is transversely arranged between the two groups of second sliding rails 3, the third sliding rail 4 drives the main body nozzle 7 and the filling nozzle 9 to move left and right, namely, move along a Y axis, a fourth sliding rail 5 and a fifth sliding rail 8 are vertically arranged at the front side of the third sliding rail 4, a main body nozzle 7 is arranged at the bottom of the fourth sliding rail 5, a fifth sliding rail 6 is independently driven by the fourth sliding rail 5, a third sliding rail 7 is independently driven by the fourth sliding rail 5 to move up and down, a fifth sliding rail 8 is independently driven by the bottom of the fourth sliding rail 6, and a fifth sliding rail 9 is independently driven by the bottom of the filling nozzle 9 to move up and down, and the filling nozzle 9 is independently driven by the fifth sliding rail 8;

in this embodiment, when the 3d printer is used, the first slide rail 2 is used to drive the thermal disc 11 to move back and forth, that is, move along the X axis, the second slide rail 3 drives the third slide rail 4 to move up and down, so as to drive the main body spray head 7 and the filling spray head 9 to move up and down, that is, move along the Z axis, the third slide rail 4 drives the main body spray head 7 and the filling spray head 9 to move left and right, that is, move along the Y axis, and in the use process of the 3d printer, when the main body spray head 7 works, the fifth slide rail 8 is controlled to drive the filling spray head 9 to move up to the highest position, and when the filling spray head 9 works, the fourth slide rail 5 is controlled to drive the main body spray head 7 to move up to the highest position, so that when one group of spray heads in the main body spray head 7 and the filling spray head 9 works, the other group of spray heads can bypass some bulges and other structures, so as to avoid the spray heads from damaging the printing piece.

As shown in fig. 1 and 4, an inner cavity 601 is arranged in the bottom end of an L-shaped connecting rod 6, through holes 604 are formed in the centers of two sides of the inner cavity 601, the through holes 604 are communicated with the outside, T-shaped blocks 603 are movably mounted on two sides of the inner cavity 601, springs 602 are mounted between the two groups of T-shaped blocks 603, the T-shaped blocks 603 face one side of the springs 602 and are welded with limit sleeves 605, two ends of the springs 602 are divided into limit sleeves 605 positioned on one side of the corresponding T-shaped blocks 603, one ends of the T-shaped blocks 603 penetrate to the outer side of the L-shaped connecting rod 6, a plug bush 10 is arranged at the top of a main body spray head 7 and the top of a filling spray head 9, and clamping holes 1001 are formed in the centers of two sides of the plug bush 10;

in this embodiment, when main body shower nozzle 7 and filling shower nozzle 9 are installed, can directly inwards press two sets of T type pieces 603, then insert L type connecting rod 6 bottom with the plug bush 10 at main body shower nozzle 7 and filling shower nozzle 9 top, two sets of T type pieces 603 of L type connecting rod 6 bottom department can insert the draw-in hole 1001 of plug bush 10 both sides this moment under the effect promotion of spring 602, thereby with main body shower nozzle 7 and filling shower nozzle 9 quick fixed mounting in L type connecting rod 6 bottom, and use the finger to inwards press two sets of T type pieces 603, make it break away from draw-in hole 1001, can pull out main body shower nozzle 7 and filling shower nozzle 9 from L type connecting rod 6 bottom, consequently when need to change the maintenance to main body shower nozzle 7 and filling shower nozzle 9, can install and dismantle main body shower nozzle 7 and filling shower nozzle 9 fast.

As shown in fig. 1 and 3, the first slide rail 2, the second slide rail 3, the third slide rail 4, the fourth slide rail 5 and the fifth slide rail 8 have the same structure, the second slide rail 3 comprises a shell 301, a motor 302, a screw rod 303, a displacement block 304, a connection block 305 and a displacement port 306, wherein the motor 302 is fixedly arranged at one end of the interior of the shell 301, the motor 302 can drive the screw rod 303 to rotate, the screw rod 303 is arranged at the output end of the motor 302 through a rotating shaft, the screw rod 303 is provided with the displacement block 304, a threaded hole is arranged at the center of the displacement block 304, the screw rod 303 penetrates through the threaded hole, when the screw rod 303 rotates under the matching of the threaded hole and the external threads of the screw rod 303, the displacement block 304 can carry out up-down displacement, one side of the displacement block 304 is welded with the connection block 305, the connection block 305 is used for being connected with an external structure, so that the displacement block 304 can drive the external structure to carry out displacement through the connection block 305, the shell 301 is provided with the displacement port 306 towards one side of the connection block 305, the displacement port 306 is convenient for the connection block 305 to displace the connection block 306, the displacement port 306 is matched with the displacement port 306 can play a limiting role in the displacement block 304, and the displacement block 304 is avoided along with the rotation of the connection block 304;

in this embodiment, when the second slide rail 3 works, the motor 302 is controlled to drive the screw rod 303 to rotate, and under the cooperation of the threaded hole and the external thread of the screw rod 303, when the screw rod 303 rotates, the displacement block 304 can perform up-and-down displacement, so that the displacement block 304 can drive the third slide rail 4 to perform up-and-down displacement through the connecting block 305, and the principles of the first slide rail 2, the third slide rail 4, the fourth slide rail 5 and the fifth slide rail 8 are the same as those of the second slide rail 3.

Claims

1. The utility model provides a 3d printer's shower nozzle removes structure, includes bottom plate (1), its characterized in that: two groups of first sliding rails (2) are longitudinally and fixedly arranged at the center of the top of the bottom plate (1), a hot plate (11) is arranged at the top of each first sliding rail (2), second sliding rails (3) are vertically and fixedly arranged at the centers of two sides of the bottom plate (1), a third sliding rail (4) is transversely arranged between the two groups of second sliding rails (3), a fourth sliding rail (5) and a fifth sliding rail (8) are vertically arranged at the front side of each third sliding rail (4), an L-shaped connecting rod (6) is arranged at the front side of each fourth sliding rail (5) and the front side of each fifth sliding rail (8), a main body spray head (7) is arranged at the bottom of each L-shaped connecting rod (6) on each fourth sliding rail (5), and a filling spray head (9) is arranged at the bottom end of each L-shaped connecting rod (6) on each fifth sliding rail (8);

the inside of L type connecting rod (6) bottom department is equipped with inner chamber (601), and inside both sides movable mounting of inner chamber (601) has T type piece (603), and installs spring (602) between two sets of T type pieces (603), the one end of T type piece (603) runs through to the outside of L type connecting rod (6), the top of main part shower nozzle (7) and filling shower nozzle (9) is equipped with plug bush (10), and the both sides central authorities department of plug bush (10) is equipped with draw-in hole (1001).

2. The head moving structure of a 3d printer according to claim 1, wherein: the structure of the first sliding rail (2), the second sliding rail (3), the third sliding rail (4), the fourth sliding rail (5) and the fifth sliding rail (8) is the same, and the second sliding rail (3) comprises a shell (301), a motor (302), a screw rod (303), a displacement block (304), a connecting block (305) and a displacement port (306).

3. The head moving structure of a 3d printer according to claim 2, wherein: a motor (302) is fixedly arranged at one end of the inside of the shell (301), a screw rod (303) is arranged at the output end of the motor (302) through a rotating shaft, and a displacement block (304) is arranged on the screw rod (303).

4. A head moving structure of a 3d printer according to claim 3, wherein: a threaded hole is formed in the center of the displacement block (304), and a screw rod (303) penetrates through the threaded hole.

5. The head moving structure of a 3d printer according to claim 2, wherein: one side of the displacement block (304) is welded with a connecting block (305), one side of the shell (301) facing the connecting block (305) is provided with a displacement opening (306), and the connecting block (305) penetrates through the displacement opening (306).

6. The head moving structure of a 3d printer according to claim 1, wherein: a through hole (604) is arranged in the center of two sides of the inner cavity (601), and the through hole (604) is communicated with the outside.

7. The head moving structure of a 3d printer according to claim 1, wherein: and a limit sleeve (605) is welded on one side of the T-shaped block (603) facing the spring (602), and two ends of the spring (602) are respectively arranged in the limit sleeve (605) on one side of the corresponding T-shaped block (603).