CN220594107U

CN220594107U - 3D printer convenient to drawing of patterns

Info

Publication number: CN220594107U
Application number: CN202322323986.3U
Authority: CN
Inventors: 王先材; 黄伟宸; 王铂云
Original assignee: Da Dao Zhiyuan Technology Chongqing Co ltd
Current assignee: Da Dao Zhiyuan Technology Chongqing Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-03-15
Anticipated expiration: 2033-08-29

Abstract

The utility model relates to the technical field of 3D printing and discloses a 3D printer convenient for demolding, which comprises a printer body, wherein a fixing frame is arranged in the printer body, a supporting platform is arranged on the fixing frame, a plurality of circular grooves and through holes communicated with the circular grooves are formed in the supporting platform, a rotating disc is rotatably arranged in the circular grooves, the upper end of the rotating disc and the upper end of the supporting platform are positioned on the same plane, a fixed column is fixedly arranged at the center of the lower end of the rotating disc, the fixed column is movably arranged in the through holes, a spiral ascending guide groove is formed in the fixed column, a guide column is fixedly arranged in the through holes, the guide column is movably arranged in the guide groove, and a driving mechanism for driving the fixed column to move up and down is arranged on the supporting platform. The method aims at solving the problems that the demolding operation of the existing 3D printing part is time-consuming and labor-consuming, the user experience is poor, the risks of damaging a model and a forming platform in the operation process are large, and the risks of personal injury exist in the operation process.

Description

3D printer convenient to drawing of patterns

Technical Field

The utility model belongs to the technical field of 3D printing, and particularly relates to a 3D printer convenient to demould.

Background

A3D printing technology, also called additive manufacturing, is a technology for constructing objects by using powdery metal or plastic and other bondable materials in a layer-by-layer printing mode based on digital model files

In the field of consumer-grade photo-curing 3D printers, users typically use a randomly equipped handle blade to separate the printed pattern from the forming platform, completing the demolding operation. The mode depends on the operation proficiency of a user, the acting force and direction are difficult to control, cooperation of multiple people is possibly needed, operation is time-consuming and labor-consuming, user experience is poor, the risk of damaging a model and a forming platform in the operation process is high, and the risk of personal injury exists in the operation process.

Disclosure of Invention

The purpose of the utility model is that: the problem of current 3D printing piece drawing of patterns operation is consuming time hard, and user experience is poor, damages the risk of model and shaping platform great and there is the risk of personal injury in the operation in-process in the operation is solved.

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

the utility model provides a 3D printer convenient to drawing of patterns, includes the printer body, be provided with the mount in the printer body, be provided with supporting platform on the mount, a plurality of circular recesses have been seted up on the supporting platform and the through-hole that is linked together with circular recess, a plurality of the rotating disc is installed to the circular recess internal rotation, the upper end of rotating disc and supporting platform's upper end are located the coplanar, the lower extreme center fixed mounting of rotating disc has the fixed column, fixed column movable mounting is in the through-hole, the guide way that the spiral rose has been seted up on the fixed column, fixed mounting has the guide post in the through-hole, guide post movable mounting is in the guide way, be provided with the actuating mechanism of drive fixed column from top to bottom activity on the supporting platform.

Further limited, actuating mechanism includes main cylinder body, piston rod, a plurality of vice cylinder body, piston push rod and air duct, main cylinder body fixed mounting is in supporting platform one side, piston rod piston end movable mounting is in the master cylinder body, and the other end runs through the tip of main cylinder body, a plurality of vice cylinder body fixed mounting is in supporting platform's lower extreme, piston push rod's piston end movable mounting is in vice cylinder body, and the other end runs through the upper end of vice cylinder body and rotates in the fixed column to be connected, air duct fixed mounting is between the output of main cylinder body and the input of a plurality of vice cylinder bodies. By means of the structural design, when the piston rod moves in the main cylinder body, air in the main cylinder body or the auxiliary cylinder body can circulate through the air guide pipe, so that the piston push rod pushes or pulls the fixing column upwards to move, the control of the vertical movement of the fixing column is completed, and the structure is simple and the use is convenient.

Further defined, a compression spring is disposed between the piston end of the piston rod and the inner wall of the main cylinder. With such a structural design, the compression spring can restore the piston rod end to the original state when the compression spring is released from the stress.

Further limited, the end of the main cylinder body is fixedly provided with a fixing seat, the fixing seat is rotatably provided with a rotating rod, the rotating rod is fixedly provided with an arc-shaped pressing block contacted with the end of the piston rod, and the fixing seat is fixedly provided with a fixing handle. By means of the structural design, the rotating rod is matched with the arc-shaped pressing block to push the piston rod, so that the stress arm is increased, labor is saved, and the use is convenient.

Further limiting, a torsion spring is arranged at the hinge joint of the rotating rod and the fixed seat. By means of the structural design, the rotating rod can keep the fit state with the end part of the piston rod under the action of the torsion spring, and the structure is simple and the use is convenient.

The utility model adopting the technical scheme has the following advantages:

according to the utility model, the fixing column is driven to move up and down through the driving mechanism, at the moment, the guide column is matched with the guide groove to enable the fixing column to rotate circumferentially, so that the rotating disc is driven to rotate while ascending, further the printing piece is pushed away from the supporting platform, the printing piece is separated from the rotating disc when the rotating disc rotates, the demolding is more convenient, and a series of problems caused by improper operation of personnel are avoided.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic diagram of a 3D printer with easy demolding;

FIG. 2 is a schematic view of the structure of a fixing frame and a supporting platform of a 3D printer for facilitating demolding;

fig. 3 is a schematic structural view of a 3D printer according to the present utility model, in which a rotor, a fixing column and a supporting platform are separated from each other;

FIG. 4 is a schematic view of a structure of a support platform in a 3D printer for facilitating demolding according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a main cylinder of a 3D printer for facilitating demolding according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a support platform in a 3D printer for facilitating demolding in accordance with the present utility model;

fig. 7 is an enlarged schematic view of the structure at a in fig. 6.

The main reference numerals are as follows:

1. a printer body; 2. a fixing frame;

3. a support platform; 31. a circular groove;

32. a through hole; 321. a guide post;

33. a rotating disc;

34. fixing the column; 341. a guide groove;

4. a main cylinder;

41. a piston rod; 411. A compression spring;

42. an auxiliary cylinder; 43. A piston push rod; 44. An air duct;

5. a fixing seat; 51. a rotating lever; 52. an arc-shaped pressing block; 53. the handle is fixed.

Detailed Description

The present utility model will be described in detail below with reference to the drawings and the specific embodiments, wherein like or similar parts are designated by the same reference numerals throughout the drawings or the description, and implementations not shown or described in the drawings are in a form well known to those of ordinary skill in the art. In addition, directional terms such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", etc. in the embodiments are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model.

As shown in fig. 1 to 7, the 3D printer convenient for demolding of the present utility model comprises a printer body 1, wherein a fixing frame 2 is provided in the printer body 1, a supporting platform 3 is provided on the fixing frame 2, a plurality of circular grooves 31 and a through hole 32 communicated with the circular grooves 31 are provided on the supporting platform 3, a rotating disc 33 is rotatably mounted in the plurality of circular grooves 31, the upper end of the rotating disc 33 and the upper end of the supporting platform 3 are located on the same plane, a fixed column 34 is fixedly mounted at the center of the lower end of the rotating disc 33, the fixed column 34 is movably mounted in the through hole 32, a spiral ascending guide groove 341 is provided on the fixed column 34, a guide column 321 is fixedly mounted in the through hole 32, the guide column 321 is movably mounted in the guide groove 341, and a driving mechanism for driving the guide column 321 to move up and down is provided on the supporting platform 3.

The driving mechanism comprises a main cylinder body 4, a piston rod 41, a plurality of auxiliary cylinder bodies 42, a piston push rod 43 and an air duct 44, wherein the main cylinder body 4 is fixedly arranged on one side of the supporting platform 3, the piston end of the piston rod 41 is movably arranged in the main cylinder body 4, a compression spring 411 is arranged between the piston end of the piston rod 41 and the inner wall of the main cylinder body 4, the other end penetrates through the end part of the main cylinder body 4, the plurality of auxiliary cylinder bodies 42 are fixedly arranged at the lower end of the supporting platform 3, the piston end of the piston push rod 43 is movably arranged in the auxiliary cylinder bodies 42, the other end penetrates through the upper end of the auxiliary cylinder bodies 42 and is rotationally connected with the fixed column 34, and the air duct 44 is fixedly arranged between the output end of the main cylinder body 4 and the input ends of the plurality of auxiliary cylinder bodies 42.

The end of the main cylinder body 4 is fixedly provided with a fixed seat 5, the fixed seat 5 is rotatably provided with a rotating rod 51, the rotating rod 51 is fixedly provided with an arc-shaped pressing block 52 contacted with the end of the piston rod 41, the fixed seat 5 is fixedly provided with a fixed handle 53, and the hinged part of the rotating rod 51 and the fixed seat 5 is provided with a torsion spring.

The application method of the utility model is as follows:

when the printed piece needs to be demoulded, the rotating rod 51 is pushed by the force to rotate on the fixed seat 5, the arc-shaped pressing block 52 is abutted against the piston rod 41 to drive the piston rod 41 to move towards the inside of the main cylinder body 4, the compression spring 411 is extruded, and air in the main cylinder body 4 flows into the auxiliary cylinder body 42 through the air duct 44 under pushing, so that the piston push rod 43 is forced to move upwards;

when the piston push rod 43 moves upwards, the fixed column 34 is driven to move upwards, the guide column 321 moves in the guide groove 341 to guide the movement of the fixed column 34, so that the rotating disc 33 on the fixed column 34 moves upwards and rotates circumferentially, a printing piece is pushed away from the supporting platform 3, the printing piece is separated from the rotating disc when the rotating disc 33 rotates, the demolding is more convenient, and a series of problems caused by improper operation of personnel are avoided.

The 3D printer convenient for demolding is described in detail. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. 3D printer convenient to drawing of patterns, including printer body (1), its characterized in that: the printer comprises a printer body (1), wherein a fixing frame (2) is arranged in the printer body (1), a supporting platform (3) is arranged on the fixing frame (2), a plurality of circular grooves (31) and through holes (32) communicated with the circular grooves (31) are formed in the supporting platform (3), a plurality of rotating discs (33) are rotatably arranged in the circular grooves (31), the upper ends of the rotating discs (33) and the upper ends of the supporting platform (3) are located on the same plane, fixing columns (34) are fixedly arranged at the centers of the lower ends of the rotating discs (33), the fixing columns (34) are movably arranged in the through holes (32), spiral ascending guide grooves (341) are formed in the fixing columns (34), guide columns (321) are fixedly arranged in the through holes (32), and driving mechanisms for driving the guide columns (321) to move up and down are arranged on the supporting platform (3).

2. A 3D printer according to claim 1, wherein the printer is adapted to facilitate demolding: the driving mechanism comprises a main cylinder body (4), a piston rod (41), a plurality of auxiliary cylinder bodies (42), a piston push rod (43) and an air duct (44), wherein the main cylinder body (4) is fixedly arranged on one side of a supporting platform (3), the piston end of the piston rod (41) is movably arranged in the main cylinder body (4), the other end of the piston rod penetrates through the end part of the main cylinder body (4), the auxiliary cylinder bodies (42) are fixedly arranged at the lower end of the supporting platform (3), the piston ends of the piston push rod (43) are movably arranged in the auxiliary cylinder bodies (42), the other ends of the piston push rod penetrate through the upper ends of the auxiliary cylinder bodies (42) and are rotationally connected with the fixing columns (34), and the air duct (44) is fixedly arranged between the output end of the main cylinder body (4) and the input ends of the plurality of auxiliary cylinder bodies (42).

3. A 3D printer according to claim 2, wherein the printer is adapted to facilitate demolding: a compression spring (411) is arranged between the piston end of the piston rod (41) and the inner wall of the main cylinder body (4).

4. A 3D printer according to claim 2, wherein the printer is adapted to facilitate demolding: the end part of the main cylinder body (4) is fixedly provided with a fixing seat (5), the fixing seat (5) is rotatably provided with a rotating rod (51), the rotating rod (51) is fixedly provided with an arc-shaped pressing block (52) contacted with the end part of the piston rod (41), and the fixing seat (5) is fixedly provided with a fixing handle (53).

5. The 3D printer of claim 4, wherein the printer is adapted to facilitate demolding: the hinge joint of the rotating rod (51) and the fixed seat (5) is provided with a torsion spring.