CN218948448U

CN218948448U - A print platform for 3D printer

Info

Publication number: CN218948448U
Application number: CN202320163394.7U
Authority: CN
Inventors: 滕刚
Original assignee: Heilongjiang Yuanmingquan Technology Co ltd
Current assignee: Heilongjiang Yuanmingquan Technology Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-05-02
Anticipated expiration: 2033-02-06

Abstract

The utility model relates to the technical field of 3D printers, in particular to a printing platform for a 3D printer, which can drive a printer head to move up and down by arranging a machine head adjusting part with two side brackets, is provided with an adjusting component, is fixedly provided with a bearing capable of reducing abrasion, has lower rolling friction force, is beneficial to reducing abrasion and keeps stable high-precision movement; in addition, the machine head adjusting part can be matched with a plane moving part arranged below to realize omnibearing space movement positioning, the plane moving part has horizontal plane moving capability and can be matched with a machine head mounting seat which moves back and forth along the horizontal direction, so that the occupied volume of the printer platform is reduced; meanwhile, the springs arranged between the mobile station and the limiting frame can absorb tiny vibration generated in the moving process, so that shock absorption is achieved, and stability is improved.

Description

A print platform for 3D printer

Technical Field

The utility model relates to the technical field of 3D printers, in particular to a printing platform for a 3D printer.

Background

The 3D printer is also called a three-dimensional printer, and is a machine for accumulating manufacturing technology, namely, rapid prototyping technology. The three-dimensional object is manufactured by printing a layer-by-layer adhesion on the basis of a digital model file by using special wax materials, powdery metal or plastic and other bondable materials. The three-dimensional printer at the present stage mainly adopts a layer-by-layer printing mode from bottom to top to construct an object.

At present, 3D printers are widely applied in life, three-dimensional workpieces with complex process structures can be rapidly formed through the 3D printers, because of the mode of layer-by-layer printing of the 3D printers and the complex structure of the workpieces, space movement of the printer head is required to be realized, at present, the printer head is mostly installed by adopting a single-arm structure, the stability degree in the printing process is deficient, the stability in the moving process is required to be kept as much as possible, and the printing precision is improved, so that a printing platform with a more stable structure is obtained, and the space movement capability is provided. In view of this, we propose a printing platform for a 3D printer.

Disclosure of Invention

To remedy the above deficiencies, the present utility model provides a printing platform for a 3D printer.

The technical scheme of the utility model is as follows:

a printing platform for a 3D printer, comprising a printer head capable of printing a discharge, further comprising:

the machine head adjusting part comprises an adjusting component capable of moving up and down along the vertical direction, the adjusting component comprises a machine head mounting seat capable of fixedly mounting the printer head, and the machine head mounting seat can move back and forth along the horizontal direction;

the plane moving part comprises a moving table capable of bearing 3D printing products, the moving table can reciprocate along an X axis or a Y axis which are mutually perpendicular on the horizontal plane in the limiting frame, and a plurality of springs capable of improving stability are arranged between the moving table and the limiting frame.

Preferably, the machine head adjusting part comprises brackets which are symmetrically arranged on two sides and fixedly arranged on the limiting frame, the adjusting component comprises a bearing plate, the bearing plate is arranged on two sides between the brackets through a Z-axis screw rod which is in threaded connection with the bearing plate in the vertical direction and a Z-axis guide rod which is in sliding installation, and the machine head mounting seat is in sliding installation below the bearing plate.

Preferably, the sliding contact surface of the bearing plate and the machine head mounting seat is respectively provided with a mounting groove and a rolling groove which are aligned in position, a plurality of bearings are rotatably arranged in the mounting groove, and the bearings are attached to the groove walls of the rolling grooves.

Preferably, an air cylinder capable of providing driving force for movement of the machine head mounting seat is fixedly arranged on any side of the adjusting assembly, and a moving groove which does not affect up-down synchronous movement of the air cylinder is formed in the support on the corresponding side.

Preferably, a plurality of sliding rods parallel to the Y-axis screw rod and the X-axis screw rod are slidably arranged on the mobile station, and the sliding rods are fixedly connected with the limiting frame.

Preferably, the plane moving part comprises a fixed bottom plate fixedly arranged below the limiting frame, a plurality of rolling grooves are formed in the bottom surface of the moving table, and balls in rolling contact with the surface of the fixed bottom plate are arranged in the rolling grooves in a rolling mode.

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

according to the printing platform for the 3D printer, the printer head can be driven to move up and down through the machine head adjusting part with the brackets at the two sides, and the bearing capable of reducing abrasion is fixedly arranged in the adjusting component, so that the rolling friction force is low, the abrasion is reduced, and stable high-precision movement is kept; in addition, the machine head adjusting part can be matched with a plane moving part arranged below to realize omnibearing space movement positioning, the plane moving part has horizontal plane moving capability and can be matched with a machine head mounting seat which moves back and forth along the horizontal direction, so that the occupied volume of the printer platform is reduced; meanwhile, the springs arranged between the mobile station and the limiting frame can absorb tiny vibration generated in the moving process, so that shock absorption is achieved, and stability is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a second schematic diagram of the overall structure of the present utility model;

FIG. 3 is a schematic view of a nose adjusting portion of the present utility model;

FIG. 4 is a cut-away side view of an adjustment assembly of the present utility model;

FIG. 5 is a schematic view of a planar moving part according to the present utility model;

fig. 6 is an exploded view of a planar moving part of the present utility model.

The meaning of each reference numeral in the figures is:

1. a nose adjusting part; 101. a moving groove; 11. a bracket; 12. a Z-axis screw; 13. a Z-axis guide rod; 14. an adjustment assembly; 141. a carrying plate; 1411. a mounting groove; 142. a machine head mounting seat; 1421. a rolling groove; 143. a bearing; 15. a cylinder;

2. a plane moving part; 21. a fixed bottom plate; 22. a limit frame; 23. a mobile station; 231. rolling grooves; 24. a Y-axis screw; 25. an X-axis screw; 26. a slide bar; 27. a spring; 28. and (3) rolling balls.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, the present utility model is described in detail by the following embodiments:

the printer comprises a printer head adjusting part 1, wherein the printer head adjusting part 1 comprises an adjusting assembly 14 capable of moving up and down along the vertical direction, the adjusting assembly 14 comprises a printer head mounting seat 142 capable of fixedly mounting a printer head, and the printer head mounting seat 142 can move back and forth along the horizontal direction;

the plane moving part 2, the plane moving part 2 includes the movable platform 23 that can bear 3D printing product, the movable platform 23 can follow mutually perpendicular X axle or Y axle reciprocating motion on the horizontal plane in spacing frame 22, and every side is equipped with three spring 27 that can improve stability between movable platform 23 and the spacing frame 22, the elastic force of spring 27 can't hinder the movable platform 23 and remove under the lead screw effect of screw rod, but can make unstable factor such as vibration in the removal process conduct to the spring on, absorb the vibration for movable platform 23 is quick stable.

The aircraft nose adjusting part 1 includes bilateral symmetry setting and fixed mounting on the support 11 on spacing frame 22, and adjusting part 14 includes loading board 141, and loading board 141 passes through the Z axle screw rod 12 of threaded connection and slidable mounting's Z axle guide arm 13 installs between both sides support 11 in the vertical direction, and aircraft nose mount pad 142 slidable mounting is in loading board 141 self below department.

The sliding contact surface of the bearing plate 141 and the nose mounting seat 142 is respectively provided with a mounting groove 1411 and a rolling groove 1421 which are aligned, a plurality of bearings 143 are rotatably arranged in the mounting groove 1411, and the bearings 143 are attached to the groove wall of the rolling groove 1421.

The air cylinder 15 which can provide driving force for the movement of the machine head mounting seat 142 is fixedly arranged on any side of the adjusting assembly 14, and the moving groove 101 which does not affect the up-down synchronous movement of the air cylinder 15 is arranged on the bracket 11 on the corresponding side, as shown in fig. 3, the moving groove 101 is used for preventing the air cylinder 15 from being blocked in the moving process.

A Y-axis screw 24 and an X-axis screw 25 which are mutually perpendicular are arranged between the movable table 23 and the limiting frame 22 in a threaded manner, a plurality of slide bars 26 which are respectively parallel to the Y-axis screw 24 and the X-axis screw 25 are slidably arranged on the movable table 23, the slide bars 26 are fixedly connected with the limiting frame 22, the plane movable part 2 comprises a fixed bottom plate 21 fixedly arranged below the limiting frame 22, a plurality of rolling grooves 231 are arranged on the bottom surface of the movable table 23, and rolling balls 28 which are in rolling contact with the surface of the fixed bottom plate 21 are arranged in the rolling grooves 231 in a rolling manner; the sliding rod plays a role in guiding and is limited, so that the rolling and attaching pressure of the balls 28 below is always stable, and unstable movement caused by inconsistent local friction coefficients due to abrasion is avoided.

When using the printing platform for the 3D printer of this embodiment, the staff first adjusts the machine head mounting seat 142 with the printer head installed to the center of the mobile station 23, so that later-stage printing products are convenient for, print data is recorded, the driving motor drives the Z-axis screw 12 to rotate so that the printer head moves up and down, the printing height is adjusted, meanwhile, the machine head mounting seat 142 can be horizontally moved through the air cylinder 15, the Y-axis screw 24 and the X-axis screw 25 driven by the driving motor are matched, the mobile station 23 can horizontally move, the machine head extrudes printing materials, and the machine head is gradually solidified and molded from bottom to top.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A print platform for 3D printer, including the printer head that can print the ejection of compact, its characterized in that: further comprises:

a head adjusting part (1), wherein the head adjusting part (1) comprises an adjusting assembly (14) capable of moving up and down along the vertical direction, the adjusting assembly (14) comprises a head mounting seat (142) capable of fixedly mounting the printer head, and the head mounting seat (142) can reciprocate along the horizontal direction;

the plane moving part (2), the plane moving part (2) comprises a moving table (23) capable of bearing 3D printing products, the moving table (23) can reciprocate along mutually perpendicular X axis or Y axis on the horizontal plane in the limit frame (22), and a plurality of springs (27) capable of improving stability are arranged between the moving table (23) and the limit frame (22).

2. The printing platform for a 3D printer of claim 1, wherein: the machine head adjusting part (1) comprises two brackets (11) which are symmetrically arranged on two sides and fixedly arranged on the limiting frame (22), the adjusting assembly (14) comprises a bearing plate (141), the bearing plate (141) is arranged between the brackets (11) on two sides through a Z-axis screw rod (12) which is in threaded connection in the vertical direction and a Z-axis guide rod (13) which is in sliding installation, and the machine head mounting seat (142) is in sliding installation below the bearing plate (141) itself.

3. The printing platform for a 3D printer of claim 2, wherein: the bearing plate (141) and the machine head mounting seat (142) are respectively provided with a mounting groove (1411) and a rolling groove (1421) which are aligned in position, a plurality of bearings (143) are rotatably arranged in the mounting groove (1411), and the bearings (143) are attached to the groove walls of the rolling groove (1421).

4. A printing platform for a 3D printer according to claim 3, wherein: an air cylinder (15) capable of providing driving force for the movement of the machine head mounting seat (142) is fixedly arranged on any side of the adjusting assembly (14), and a moving groove (101) which does not affect the up-down synchronous movement of the air cylinder (15) is formed in the corresponding side of the bracket (11).

5. The printing platform for a 3D printer of claim 4, wherein: the movable table (23) and the limiting frame (22) are provided with a Y-axis screw rod (24) and an X-axis screw rod (25) which are perpendicular to each other in a threaded manner, the movable table (23) is provided with a plurality of sliding rods (26) which are respectively parallel to the Y-axis screw rod (24) and the X-axis screw rod (25) in a sliding manner, and the sliding rods (26) are fixedly connected with the limiting frame (22).

6. The printing platform for a 3D printer of claim 5, wherein: the plane moving part (2) comprises a fixed bottom plate (21) fixedly arranged below the limiting frame (22), a plurality of rolling grooves (231) are formed in the bottom surface of the moving table (23), and rolling balls (28) in rolling contact with the surface of the fixed bottom plate (21) are arranged in the rolling grooves (231) in a rolling mode.