CN219903374U - 3D printer capable of improving precision - Google Patents

Abstract

The utility model provides a 3D printer capable of improving precision, which comprises a workbench with support legs fixed at four corners at the bottom and a printing platform arranged on the workbench, wherein a lifting table is arranged above the workbench, a printing spray head is connected to the lifting table through a sliding table, two ends of the lifting table are connected with a movable seat through lifting components, a sliding block is fixed at the bottom of the movable seat, a screw rod is movably arranged in one sliding groove through a bearing, a sliding rail is fixed in the other sliding groove, the sliding groove is in sliding connection with the sliding block, the sliding block is in threaded connection with the screw rod, and the sliding block is in sliding connection with the sliding rail.

Description

3D printer capable of improving precision

Technical Field

The utility model relates to the field of 3D printers, in particular to a 3D printer capable of improving precision.

Background

The 3D printer is a machine of rapid prototyping technology, and is based on digital model files, and uses special wax materials, powdery metals or plastic and other bondable materials to manufacture three-dimensional objects by printing a layer of bonding materials.

The rigidity and the stability of the frame of current 3D printer are not good, easily produce deformation in long-term use, because the shower nozzle is installed in the frame, consequently can influence the motion accuracy of shower nozzle, and then influence the stacking quality.

Therefore, it is necessary to provide a new 3D printer capable of improving accuracy to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the 3D printer capable of improving the precision, which solves the problems that the rigidity and the stability of a frame of the existing 3D printer are poor, deformation is easy to generate in the long-term use process, and the movement precision of a spray head is influenced and the stacking quality is further influenced because the spray head is arranged on the frame.

The 3D printer capable of improving precision comprises a workbench, wherein supporting legs are fixed at four corners of the bottom of the workbench, and a printing platform is arranged on the workbench, a lifting table is arranged above the workbench, and a printing spray head is connected to the lifting table through a sliding table;

the two ends of the lifting table are connected with a movable seat through a lifting assembly, and a sliding block is fixed at the bottom of the movable seat;

two groups of sliding grooves are formed in the surface of the workbench at intervals, a screw rod is movably arranged in one sliding groove through a bearing, a sliding rail is fixed in the other sliding groove, the sliding grooves are in sliding connection with the sliding blocks, the sliding blocks are in threaded connection with the screw rod, and the sliding blocks are in sliding connection with the sliding rails.

In a preferred embodiment, the mobile seat is arranged in a trapezoid.

In a preferred embodiment, a first motor is mounted on one side of the table, and the first motor output is connected to the spindle via a coupling.

In a preferred embodiment, the lifting assembly comprises a lifting threaded rod and a lifting block, the two surfaces of the movable seat are provided with a placing groove, the lifting threaded rod is movably arranged in the placing groove through a bearing, the lifting block is slidably arranged in the placing groove, the lifting block is in threaded connection with the lifting threaded rod, and the lifting block is fixed on the lifting table.

In a preferred embodiment, the tops of the two lifting threaded rods extend out of the movable seat and are connected with a first bevel gear;

the two moving seats are fixedly provided with L-shaped vertical seats, a transmission shaft penetrates through the L-shaped vertical seats, the transmission shaft is movably connected with the L-shaped vertical seats through bearings, two second bevel gears are installed on the transmission shaft at intervals, and the two second bevel gears are meshed with the two first bevel gears respectively.

In a preferred embodiment, a second motor is mounted on the movable seat, and the second motor is connected with the transmission shaft through a coupling.

The utility model has the beneficial effects that: during the use, this 3D printer can drive the lead screw through opening first motor and drive the direction that prints the shower nozzle along the slide rail and slide, through setting up trapezoidal removal seat multiplicable this print shower nozzle at the stability of during operation, can drive the transmission shaft through opening the second motor and rotate, under the transmission effect of two first bevel gears and two second bevel gears, two lift threaded rods rotate simultaneously and drive the elevating platform and install the print shower nozzle of top and reciprocate, provide the holding power to print the shower nozzle simultaneously through two lift threaded rods, two removal seats atress is even, deformation when preventing its long-term use has taken place, stability when printing the shower nozzle printing has further been improved, thereby improve its printing accuracy.

Drawings

Fig. 1 is a schematic perspective view of a main structure of a 3D printer capable of improving precision;

FIG. 2 is an enlarged schematic view of the structure A shown in FIG. 1;

fig. 3 is a top view of a main structure of the 3D printer capable of improving precision.

Reference numerals in the drawings: 1. a work table; 2. support legs; 3. a lifting table; 4. a sliding table; 5. printing a spray head; 6. a movable seat; 7. a slide block; 8. a chute; 9. a screw rod; 10. a slide rail; 11. a first motor; 12. lifting the threaded rod; 13. a lifting block; 14. a placement groove; 15. a first bevel gear; 16. an L-shaped vertical seat; 17. a transmission shaft; 18. a second bevel gear; 19. a second motor; 20. and (5) a printing platform.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, and fig. 3 in combination, fig. 1 is a schematic perspective view of a main structure of a 3D printer capable of improving accuracy according to the present utility model; FIG. 2 is an enlarged schematic view of the structure A shown in FIG. 1; fig. 3 is a top view of a main structure of the 3D printer capable of improving precision.

In the specific implementation process, as shown in fig. 1-3, the workbench 1 with the support legs 2 and the printing platform 20 arranged on the workbench 1 are fixed at four corners of the bottom, the lifting table 3 is arranged above the workbench 1, the lifting table 3 is connected with the printing spray head 5 through the sliding table 4, and the sliding table 4 can enable the printing spray head 5 to slide along the lifting table 3, and because the printing spray head is of the prior art, redundant description is made here.

The lifting platform 3 both ends are connected with through lifting component and remove seat 6, it is trapezoidal setting to remove seat 6, lifting component includes lift threaded rod 12 and lifting block 13, two the standing groove 14 has all been seted up on the 6 surface of removal seat, the standing groove 14 is inside to be provided with through the bearing activity lift threaded rod 12, the inside slip of standing groove 14 is provided with lifting block 13, lifting block 13 with lift threaded rod 12 threaded connection, lifting block 13 is fixed on the lifting platform 3, can drive lifting block 13 and slide along standing groove 14 when lifting threaded rod 12 rotates.

The bottom of the movable seat 6 is fixedly provided with a sliding block 7, two groups of sliding grooves 8 are arranged on the surface of the workbench 1 at intervals, a screw rod 9 is movably arranged in one sliding groove 8 through a bearing, a sliding rail 10 is fixedly arranged in the other sliding groove 8, the sliding groove 8 is in sliding connection with the sliding block 7, the sliding block 7 is in threaded connection with the screw rod 9, the sliding block 7 is in sliding connection with the sliding rail 10, a first motor 11 is arranged on one side of the workbench 1, and the output end of the first motor 11 is connected with the screw rod 9 through a coupling.

The top of each lifting threaded rod 12 extends out of each movable seat 6 and is connected with a first bevel gear 15, each movable seat 6 is fixedly provided with an L-shaped vertical seat 16, each L-shaped vertical seat 16 is penetrated with a transmission shaft 17, each transmission shaft 17 is movably connected with each L-shaped vertical seat 16 through a bearing, each transmission shaft 17 is provided with two second bevel gears 18 at intervals, each second bevel gear 18 is meshed with each first bevel gear 15, each movable seat 6 is provided with a second motor 19, each second motor 19 is connected with each transmission shaft 17 through a coupler, each second motor 19 is opened to drive each transmission shaft 17 to rotate, and each lifting threaded rod 3 and a printing nozzle 5 arranged above the lifting threaded rod are driven to move up and down under the transmission action of each first bevel gear 15 and each second bevel gear 18.

The working principle of the utility model is as follows: when the printer is used, the lead screw 9 can be driven to drive the printing spray head 5 to slide along the direction of the slide rail 10 by opening the first motor 11, and the stability of the printing spray head 5 in working can be increased by arranging the trapezoidal movable seat 6;

the second motor 19 can be opened to drive the transmission shaft 17 to rotate, under the transmission action of the two first bevel gears 15 and the two second bevel gears 18, the two lifting threaded rods 12 simultaneously rotate to drive the lifting table 3 and the printing spray head 5 arranged above the lifting table to move up and down, the two lifting threaded rods 12 are used for providing supporting force for the printing spray head 5, the two movable seats 6 are guaranteed to be uniformly stressed, deformation is prevented when the printing spray head 5 is used for a long time, and the stability of the printing spray head 5 is further improved, so that the printing precision of the printing spray head is improved.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a 3D printer that can improve precision, includes workstation (1) that bottom four corners all is fixed with supporting leg (2) and sets up print platform (20) on workstation (1), its characterized in that, workstation (1) top is provided with elevating platform (3), be connected with print shower nozzle (5) through slip table (4) on elevating platform (3);

two ends of the lifting table (3) are connected with a movable seat (6) through lifting components, and a sliding block (7) is fixed at the bottom of the movable seat (6);

two groups of sliding grooves (8) are formed in the surface of the workbench (1) at intervals, a screw rod (9) is movably arranged in one sliding groove (8) through a bearing, a sliding rail (10) is fixedly arranged in the other sliding groove (8), the sliding groove (8) is in sliding connection with the sliding block (7), the sliding block (7) is in threaded connection with the screw rod (9), and the sliding block (7) is in sliding connection with the sliding rail (10).

2. 3D printer with improved precision according to claim 1, characterized in that the mobile seat (6) is arranged in a trapezoid.

3. The 3D printer capable of improving precision according to claim 2, wherein a first motor (11) is installed on one side of the workbench (1), and the output end of the first motor (11) is connected with the screw rod (9) through a coupler.

4. A 3D printer according to claim 3, wherein the lifting assembly comprises a lifting threaded rod (12) and a lifting block (13), the surfaces of the two moving bases (6) are provided with a placing groove (14), the placing groove (14) is movably provided with the lifting threaded rod (12) through a bearing, the placing groove (14) is slidably provided with the lifting block (13), the lifting block (13) is in threaded connection with the lifting threaded rod (12), and the lifting block (13) is fixed on the lifting table (3).

5. The 3D printer with improved precision according to claim 4, wherein the tops of the two lifting threaded rods (12) extend out of the movable seat (6) and are connected with a first bevel gear (15);

two L-shaped vertical seats (16) are fixed on the two movable seats (6), a transmission shaft (17) is arranged between the two L-shaped vertical seats (16) in a penetrating mode, the transmission shaft (17) is movably connected with the L-shaped vertical seats (16) through bearings, two second bevel gears (18) are arranged on the transmission shaft (17) at intervals, and the two second bevel gears (18) are meshed with the two first bevel gears (15) respectively.

6. The 3D printer capable of improving precision according to claim 5, wherein a second motor (19) is mounted on the movable base (6), and the second motor (19) is connected with the transmission shaft (17) through a coupling.