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CN-119159801-B - 3D printing integrated manufacturing device and printing method

CN119159801BCN 119159801 BCN119159801 BCN 119159801BCN-119159801-B

Abstract

The invention discloses a 3D printing integrated manufacturing device and a printing method, wherein a corresponding forming part of a forming surface is switched by a printing switching driving mechanism, and a material attached to a material containing groove in a working state is formed into a forming curing layer by photo-curing, so that different surface models of an integrated carrier can be built, namely, different working surfaces of a 3D component are built integrally and once in a printing mode.

Inventors

  • WANG RUI
  • SUN BAOFU
  • SONG SUSHUANG

Assignees

  • 珠海横琴华辰微科技有限公司

Dates

Publication Date
20260512
Application Date
20240122

Claims (9)

  1. 1. A 3D printing integrated manufacturing apparatus characterized by comprising: A frame; a material containing groove (1), wherein the material containing groove (1) is positioned on the frame; a 3D printing optical-mechanical system (2), wherein the 3D printing optical-mechanical system (2) is used for generating an image and irradiating the material of the material containing groove (1) to obtain a molded curing layer; The integrated carrier (3), the integrated carrier (3) is located above the material containing groove (1), the integrated carrier (3) comprises a carrier body (31), a molding surface (32) for realizing multi-angle printing in the printing process is arranged on the carrier body (31), and the molding surface (32) comprises at least two molding parts; The printing switching driving mechanism (4) is positioned on the frame and is used for driving the integrated carrier (3) to move relative to the material accommodating groove (1), so that the corresponding forming part of the forming surface (32) is switched to form a forming curing layer formed by photo-curing the material attached to the material accommodating groove (1) in the working state; the carrier driving mechanism (5) is positioned on the frame and used for driving the integrated carrier (3) to move up and down relative to the material containing groove (1), so that the formed solidified layers continuously attached to the forming surface (32) are accumulated to form a 3D component.
  2. 2. The 3D printing integrated manufacturing device according to claim 1, wherein the carrier driving mechanism (5) comprises a carrier driving motor (51) arranged on the frame, a motor shaft of the carrier driving motor (51) is connected with a carrier transmission screw (52) extending along the Z-axis direction of the frame, the carrier transmission screw (52) is connected with a carrier sliding seat (53) capable of sliding along the Z-axis direction of the frame in a sliding manner, and the printing switching driving mechanism (4) is arranged between the carrier sliding seat (53) and the integrated carrier (3).
  3. 3. The 3D printing integrated manufacturing device according to claim 2, wherein the printing switching driving mechanism (4) comprises a left rotating seat (42) and a right rotating seat (42) which are arranged on a carrying platform sliding seat (53), a rotating seat driving assembly (41) for driving the left rotating seat (42) and the right rotating seat (42) to rotate around a machine frame Y axis is arranged between the left rotating seat and the right rotating seat (53), a pitching turnover seat (44) capable of turnover around the machine frame X axis is connected to the left rotating seat (42), a turnover seat driving assembly (43) for driving the pitching turnover seat (44) to turnover around the machine frame X axis is arranged between the pitching turnover seat (44) and the left rotating seat (42), and the integrated carrying platform (3) is arranged on the pitching turnover seat (44).
  4. 4. The 3D printing integrated manufacturing device according to claim 1, wherein the bottom of the material containing groove (1) is provided with a release assembly (11).
  5. 5. A 3D printing integrated manufacturing apparatus according to claim 1, characterized in that the 3D printing optical mechanical system (2) is a DMD or LCD or LCOS or MicroLED.
  6. 6. The 3D printing integrated manufacturing device according to any one of claims 1 to 5, wherein the frame is further provided with a positioning detection mechanism (6) for assisting in positioning the relative position of the 3D printing optical mechanical system (2) and the integrated carrier (3).
  7. 7. The 3D printing integrated manufacturing device according to claim 6, wherein the positioning detection mechanism (6) is arranged below the material containing groove (1) and is located on one side of a light path of the 3D printing optical mechanical system (2), a light splitting mirror (7) is arranged on the frame and is located on the light path of the 3D printing optical mechanical system (2), and the light splitting mirror (7) is used for enabling the light paths of the positioning detection mechanism (6) and the 3D printing optical mechanical system (2) to be conjugated with the molding surface (32).
  8. 8. A 3D printing integrated manufacturing apparatus according to claim 6, characterized in that the positioning detection means (6) is a CCD.
  9. 9. A printing method of a 3D printing integrated manufacturing apparatus employing the 3D printing integrated manufacturing apparatus according to any one of claims 1 to 8, characterized by comprising the steps of: s1, driving the integrated carrier (3) to move up and down relative to the material containing groove (1) through a carrier driving mechanism (5), so that a layer thickness interval of a formed curing layer is formed between one forming part of a forming surface (32) on the integrated carrier (3) and the inner bottom of the material containing groove (1); S2, generating an image through a 3D printing optical mechanical system (2) and irradiating the material of the material containing groove (1) to obtain a molding curing layer, wherein the molding curing layer is attached to a molding part of the molding surface (32); S3, driving the integrated carrier (3) to move relative to the material containing groove (1) through the printing switching driving mechanism (4), and switching to form a forming curing layer formed by photocuring the material attached to the material containing groove (1) by the other forming part of the forming surface (32) under the working state; S3, repeating the steps of S1-S3 until the forming, curing and laminating which are continuously attached to the forming surface (32) are accumulated to form the 3D component.

Description

3D printing integrated manufacturing device and printing method [ Field of technology ] The invention relates to the technical field of additive manufacturing, in particular to a 3D printing integrated manufacturing device and a printing method. [ Background Art ] The 3D printing technology has the characteristics of rapidness, flexibility and accuracy, and has practical application in the fields of aerospace, biological medical treatment, cultural originality, electronics, electrics and the like. The existing additive manufacturing is usually formed by integrally forming one material or a plurality of materials, and the forming mode has the advantages of convenience and no limitation on the shape. However, the defects are also obvious, for example, the construction time is longer when a high rule model is printed, when a part of workpieces are repaired, the printing repair operation can not be directly realized on the repair surface, and the realization is very difficult under the working conditions of the surface printing of the existing model and the like. The present invention has been made in view of the above problems. [ Invention ] The invention aims to overcome the defects of the prior art and provide a 3D printing integrated manufacturing device and a printing method, wherein the corresponding forming part of a forming surface is switched into a forming curing layer formed by photo-curing materials attached to a material containing groove under the working state by a printing switching driving mechanism, so that the construction of different surface models of an integrated carrier, namely, the construction of different working surfaces of a 3D component can be realized integrally and once. The invention is realized by the following technical scheme: A 3D printing integrated manufacturing apparatus comprising: A frame; A material containing groove 1, wherein the material containing groove 1 is positioned on the frame; The 3D printing optical-mechanical system 2 is a multi-wavelength light source system, and is used for generating an image and irradiating the material of the material containing groove 1 to obtain a molding solidification layer, and simultaneously is used as an illumination and alignment light source, and the wavelength used at the moment is insensitive to the material and has a certain transmission capacity in the material so as to observe the existing pattern and condition of the molding surface; an integrated carrier 3, wherein the integrated carrier 3 is positioned above the material containing groove 1, the integrated carrier 3 comprises a carrier body 31, and a forming surface 32 for realizing multi-angle printing in the printing process is arranged on the carrier body 31; The printing switching driving mechanism 4 is positioned on the frame and used for driving the integrated carrier 3 to move relative to the material containing groove 1, so that the corresponding forming part of the forming surface 32 is switched to form a forming curing layer formed by photo-curing the material attached to the material containing groove 1 in the working state; The carrier driving mechanism 5 is positioned on the frame and is used for driving the integrated carrier 3 to move up and down relative to the material containing groove 1, so that the forming, curing and laminating which are continuously attached to the forming surface 32 are accumulated to form a 3D component. As described above, the stage driving mechanism 5 includes a stage driving motor 51 provided on the frame, a stage driving screw 52 extending along the Z-axis direction of the frame is connected to the motor shaft of the stage driving motor 51, a stage sliding seat 53 capable of sliding along the Z-axis direction of the frame is slidably connected to the stage driving screw 52, and the print switching driving mechanism 4 is located between the stage sliding seat 53 and the integrated stage 3. The 3D printing integrated manufacturing device comprises a left rotating seat 42 and a right rotating seat 42 which are arranged on a carrying platform sliding seat 53, a rotating seat driving assembly 41 for driving the left rotating seat 42 and the right rotating seat 42 to rotate around a machine frame Y axis is arranged between the left rotating seat 42 and the carrying platform sliding seat 53, a pitching turnover seat 44 capable of turnover around the machine frame X axis is connected to the left rotating seat 42, a turnover seat driving assembly 43 for driving the pitching turnover seat 44 to turnover around the machine frame X axis is arranged between the pitching turnover seat 44 and the left rotating seat 42, and the integrated carrying platform 3 is arranged on the pitching turnover seat 44. In the 3D printing integrated manufacturing device, the bottom of the material containing groove 1 is provided with the release assembly 11. A 3D printing integrated manufacturing apparatus as described above, the 3D printing optical mechan