3D printing integrated manufacturing device

Abstract

The utility model discloses a 3D (three-dimensional) printing integrated manufacturing device, which is characterized in that a printing switching driving mechanism is used for switching a material attached in a material containing groove in a working state through a printing switching driving mechanism to form a forming curing layer through photocuring, so that different surface models of an integrated carrying platform can be constructed, namely, different working surfaces of 3D components can be subjected to 3D printing. And integrated and one-time printing construction is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to additive manufacturing technical field especially 3D printing integrated manufacturing device. BACKGROUND

[0002] Additive manufacturing 3D printing application, with equipment renewal iteration, printing mode diversification and material performance rich, 3D printing technology has the characteristics of fast, flexible, accurate, and has practical application in aerospace, biomedical, cultural creativity, electronic and electrical fields.

[0003] Now additive manufacturing is usually integrated in the same kind of material or several materials, the advantage of this forming mode is convenient, no shape limit. But the shortcoming is obvious, for example, when printing a high regular model, the construction time is relatively long, when repairing part workpiece, it is impossible to realize printing repair operation directly on the repair surface, under the working condition of existing model surface printing, it is also difficult to realize.

[0004] Therefore, the utility model provides a kind of 3D printing integrated manufacturing device to solve the above problems. CONTENT OF UTILITY MODEL

[0005] The utility model aims at overcoming the defects of prior art, and provides a kind of 3D printing integrated manufacturing device, which is formed by the corresponding forming part of the forming face switching forming face switching drive mechanism in the working state to adhere to the material in the material containing groove to form the forming solidification layer by photocuring, different surface model construction of integrated platform can be completed, that is, different working surfaces of 3D component, integrated, one-time printing construction is realized.

[0006] The utility model is realized through the following technical schemes:

[0007] A kind of 3D printing integrated manufacturing device, comprising:

[0008] Frame;

[0009] Material containing groove 1, the material containing groove 1 is located on frame;

[0010] 3D printing light machine system 2, the 3D printing light machine system 2 is multiple wavelength light source system, for generating image and irradiating the material of material containing groove 1 to obtain forming solidification layer, simultaneously as illumination and alignment light source, wavelength used at this time is not sensitive to material and has certain transmission capacity in material to observe the existing pattern and condition of forming face;

[0011] Integrated platform 3, the integrated platform 3 is located above material containing groove 1, the integrated platform 3 includes platform body 31, the platform body 31 is equipped with forming face 32 for realizing multi-angle printing in printing process;

[0012] A printing switching driving mechanism 4 is arranged on the frame to drive the integrated carrier 3 to move relative to the material containing tank 1, so that the corresponding forming part of the forming surface 32 is attached to the material in the material containing tank 1 to form a forming solidified layer by photocuring.

[0013] A carrier driving mechanism 5 is arranged on the frame to drive the integrated carrier 3 to move up and down relative to the material containing tank 1, so that the forming solidified layer continuously attached to the forming surface 32 accumulates to form a 3D component.

[0014] The carrier driving mechanism 5 of the 3D printing integrated manufacturing device as described above 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 arranged along the Z-axis direction of the frame, the carrier transmission screw 52 is slidably connected with a carrier sliding seat 53 which can slide along the Z-axis direction of the frame, and the printing switching driving mechanism 4 is arranged between the carrier sliding seat 53 and the integrated carrier 3.

[0015] The printing switching driving mechanism 4 of the 3D printing integrated manufacturing device as described above comprises a left-right rotating seat 42 arranged on the carrier sliding seat 53, a rotating seat driving assembly 41 is arranged between the left-right rotating seat 42 and the carrier sliding seat 53 to drive the left-right rotating seat 42 to rotate around the Y-axis of the frame; the left-right rotating seat 42 is connected with a pitching and rolling seat 44 which can roll around the X-axis of the frame, a rolling seat driving assembly 43 is arranged between the pitching and rolling seat 44 and the left-right rotating seat 42 to drive the pitching and rolling seat 44 to roll around the X-axis of the frame; and the integrated carrier 3 is arranged on the pitching and rolling seat 44.

[0016] The 3D printing integrated manufacturing device as described above, the material containing tank 1 is provided with a release assembly 11 at the bottom.

[0017] The 3D printing integrated manufacturing device as described above, the 3D printing light machine system 2 is a DMD or a LCD or a LCOS or a MicroLED.

[0018] The 3D printing integrated manufacturing device as described above, the frame is further provided with a positioning detection mechanism 6 for assisting in positioning the relative position of the 3D printing light machine system 2 and the integrated carrier 3.

[0019] The positioning detection mechanism 6 of the 3D printing integrated manufacturing device as described above is arranged below the material containing tank 1 and on one side of the light path of the 3D printing light machine system 2, a light splitting mirror 7 is arranged on the frame and on the light path of the 3D printing light machine system 2, and the light splitting mirror 7 is used to make the light path of the positioning detection mechanism 6 and the 3D printing light machine system 2 both conjugate imaging with the forming surface 32.

[0020] A 3D printing integrated manufacturing device as described above, the positioning detection mechanism 6 is a CCD.

[0021] The utility model also provides a kind of printing method of 3D printing integrated manufacturing device, the printing method uses the 3D printing integrated manufacturing device as described above, including the following steps:

[0022] S1, the integrated carrier 3 is driven by the carrier drive mechanism 5 to lift relative to the material containing groove 1, so that one of the forming surfaces 32 on the integrated carrier 3 is formed between the bottom of the material containing groove 1 with the layer thickness of the forming solidification layer;

[0023] S2, the 3D printing light machine system 2 generates an image and irradiates the material of the material containing groove 1 to obtain the forming solidification layer, and the forming solidification layer is attached to one of the forming surfaces 32;

[0024] S3, the integrated carrier 3 is driven by the printing switching drive mechanism 4 to move relative to the material containing groove 1, and then the other forming part of the forming surface 32 is switched to be attached to the forming solidification layer formed by photocuring in the material in the material containing groove 1 in the working state;

[0025] S3, repeat the steps of S1-S3 above, until the forming solidification layer continuously attached to the forming surface 32 accumulates to form a 3D component.

[0026] Compared with the prior art, the utility model has the following advantages:

[0027] 1. The utility model discloses a printing switching drive mechanism for switching the corresponding forming part of the forming surface to be attached to the forming solidification layer formed by photocuring in the material in the material containing groove in the working state, which can complete the model construction of different surfaces of the integrated carrier, i.e. the integrated, one-time printing construction of different working surfaces of the 3D component.

[0028] 2. The bottom of the material containing groove is provided with a release assembly, which can effectively prevent the forming solidification layer from being damaged during peeling, and ensure the printing quality of the forming solidification layer.

[0029] 3. In order to accurately position and print accurately, the rack is also provided with a positioning detection mechanism for assisting the relative position of the 3D printing light machine system and the integrated carrier.

[0030] 4. The printing method of the utility model adopts the above-mentioned 3D printing integrated manufacturing device, and the use of the printing method can complete the model construction of different surfaces of the integrated carrier, i.e. the integrated, one-time printing construction of different working surfaces of the 3D component, which also has the characteristics of high printing efficiency and simple printing.

DRAWINGS

[0031] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings, wherein:

[0032] Figure 1 This is a perspective view of the present invention.

[0033] Figure 2 This is the front view of the present invention.

[0034] Figure 3 This is a partial structural schematic diagram of the present invention.

[0035] Figure 4 This is a schematic diagram of the integrated platform structure in this utility model.

[0036] Figure 5 This is the front view of the integrated platform in this utility model.

[0037] Figure 6 This is a partial structural diagram of the integrated platform in this utility model.

[0038] Figure 7 This is a schematic diagram of the printing process of this utility model.

Detailed Implementation Methods

[0039] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0040] like Figures 1-7 As shown, this utility model discloses a 3D printing integrated manufacturing device, comprising: a frame;

[0041] Material holding tank 1, which is located on the frame;

[0042] The 3D printing optical engine system 2 is a multi-wavelength light source system used to generate images and irradiate the material in the material holding tank 1 to obtain a molded and cured layer. It also serves as an illumination and alignment light source. The wavelength used is not sensitive to the material and has a certain transmission capacity in the material so as to observe the existing patterns and conditions of the molded surface.

[0043] An integrated platform 3 is located above the material holding tank 1. The integrated platform 3 includes a platform body 31, and the platform body 31 is provided with a forming surface 32 for multi-angle printing during the printing process.

[0044] Printing switching drive mechanism 4, which is located on the frame, is used to drive the integrated stage 3 to move relative to the material holding tank 1, thereby switching the corresponding molding part of the molding surface 32 to form a molded curing layer by photocuring the material attached to the material holding tank 1 in the working state.

[0045] A stage driving mechanism 5, located on the frame, drives the integrated stage 3 to move up and down relative to the material holding tank 1, thereby accumulating the cured layer continuously attached to the molding surface 32 to form a 3D component. This invention, through a printing switching driving mechanism, switches the corresponding molding part of the molding surface in the working state to achieve a cured layer formed by photocuring the material attached to the material holding tank. This enables the construction of different surface models of the integrated stage, achieving integrated, one-time printing construction of different working surfaces of the 3D component.

[0046] The forming surface 32 for multi-angle printing includes at least two forming parts, such as... Figures 4-6 As shown, one forming part is located on the lower end face of the stage body 31, and another forming part is located on the side face of the stage body 31. During the printing process, the printing switching drive mechanism 4 drives the integrated stage 3 to move relative to the material holding tank 1, thereby switching the corresponding forming part of the forming surface 32 to form a cured layer of material attached to the material holding tank 1 by photocuring. In this utility model, the forming surface 32 has three forming parts, such as... Figures 4-6 As shown.

[0047] like Figures 1-3 As shown, in order to improve printing efficiency and ensure transmission stability, the stage drive mechanism 5 includes a stage drive motor 51 mounted on the frame. The motor shaft of the stage drive motor 51 is movably connected to a stage transmission screw 52 extending along the Z-axis of the frame. A stage sliding seat 53 that can slide along the Z-axis of the frame is slidably connected to the stage transmission screw 52. The printing switching drive mechanism 4 is located between the stage sliding seat 53 and the integrated stage 3.

[0048] like Figures 1-3 As shown, to improve printing efficiency and to better switch the corresponding molding part in the working state, the material attached to the material holding tank is used to form a cured layer by photocuring. The printing switching drive mechanism 4 includes a left and right rotating seat 42 disposed on the stage sliding seat 53. A rotating seat drive assembly 41 for driving the left and right rotating seat 42 to rotate around the Y-axis of the frame is provided between the left and right rotating seat 42 and the stage sliding seat 53. A pitch tilting seat 44 that can be rotated around the X-axis of the frame is connected to the left and right rotating seat 42. A tilting seat drive assembly 43 for driving the pitch tilting seat 44 to rotate around the X-axis of the frame is provided between the pitch tilting seat 44 and the left and right rotating seat 42. The integrated stage 3 is located on the pitch tilting seat 44. Preferably, the rotating seat drive assembly 41 can be a rotary cylinder, and the tilting seat drive assembly 43 can be a tilting cylinder.

[0049] like Figure 3As shown, the bottom of the material containing tank 1 is provided with a release assembly 11, which can effectively avoid damage to the formed solidified layer during stripping, and ensure the printing quality of the formed solidified layer. Preferably, the release assembly 11 is a release film, release glass or the like.

[0050] Further, the 3D printing light machine system 2 is a DMD or LCD or LCOS or MicroLED or the like.

[0051] As shown in Figure 1 , 2 , 7, in order to accurately position and print accurately, the rack is further provided with a positioning detection mechanism 6 for assisting the relative position of the 3D printing light machine system 2 and the integrated carrier 3. Preferably, the positioning detection mechanism 6 is a CCD. Before the printing process of each layer and each surface, the CCD works to identify the corresponding forming part of the forming surface 32, the 3D printing light machine system 2 can first observe the corresponding forming part with light insensitive to the material, or can emit a specific pattern to compare the existing pattern of the forming part to obtain the positioning error, and then the 3D printing light machine system 2 performs the offset of the exposure pattern according to the positioning error, to ensure that the pattern of the 3D printing light machine system 2 is accurately irradiated on the corresponding forming part of the forming surface 32, and to ensure accurate printing of each layer.

[0052] As shown in Figure 2 , 7 , the positioning detection mechanism 6 is arranged below the material containing tank 1 and on the light path side of the 3D printing light machine system 2, and a light splitting mirror 7 is arranged on the rack and on the light path of the 3D printing light machine system 2, and the light splitting mirror 7 is used to make the light paths of the positioning detection mechanism 6 and the 3D printing light machine system 2 both conjugate imaging with the forming surface 32.

[0053] As shown in Figures 1-7 , the printing method of the 3D printing integrated manufacturing device of the utility model, the printing method adopts the above-mentioned 3D printing integrated manufacturing device, and includes the following steps:

[0054] S1, the integrated carrier 3 is driven to move up and down relative to the material containing tank 1 by the carrier driving mechanism 5, so that one forming part of the forming surface 32 on the integrated carrier 3 has a layer thickness spacing with the inner bottom of the material containing tank 1;

[0055] S2, the 3D printing light machine system 2 observes the forming part to be integrated with light insensitive to the material, determines the exposure position, generates an image by the exposure wavelength, and irradiates the material of the material containing tank 1 to obtain the formed solidified layer, and the formed solidified layer is attached to one forming part of the forming surface 32;

[0056] S3, drive the integrated carrier 3 to move relative to the material containing tank 1 by printing switching driving mechanism 4, and then switch another forming part of the forming surface 32 to be in the working state to adhere to the material in the material containing tank 1 to form a forming solidification layer by photocuring;

[0057] S3, repeat the steps of S1-S3 above until the forming solidification layer continuously adhered to the forming surface 32 accumulates to form a 3D component. The printing method of the utility model adopts the above-mentioned 3D printing integrated manufacturing device, and the use of the printing method can complete the construction of different surface models of the integrated carrier, that is, different working surfaces of the 3D component, realize integrated and one-time printing construction, and simultaneously have the characteristics of high printing efficiency and simple printing.

Claims

1. A 3D printing integrated manufacturing apparatus, characterized in that The application relates to a 3D printing device, which comprises the following parts: a rack; a material containing tank (1) arranged on the rack; a 3D printing light machine system (2) for generating images and irradiating the material in the material containing tank (1) to obtain a formed solidified layer; an integrated carrier (3) arranged above the material containing tank (1), wherein the integrated carrier (3) comprises a carrier body (31) provided with a forming surface (32) for realizing multi-angle printing in the printing process; a printing switching driving mechanism (4) arranged on the rack for driving the integrated carrier (3) to move relative to the material containing tank (1) so as to switch the corresponding forming part of the forming surface (32) to adhere to the material in the material containing tank (1) to form a formed solidified layer by light solidification; a carrier driving mechanism (5) arranged on the rack for driving the integrated carrier (3) to move up and down relative to the material containing tank (1) so as to make the formed solidified layer continuously adhered to the forming surface (32) accumulate to form a 3D component.

2. The 3D printing integrated manufacturing device of claim 1, wherein The carrier driving mechanism (5) comprises a carrier driving motor (51) arranged on the rack, a carrier transmission screw rod (52) arranged in the Z-axis direction of the rack and connected with the motor shaft of the carrier driving motor (51) in a same motion manner, a carrier sliding seat (53) slidably connected with the carrier transmission screw rod (52) and capable of sliding in the Z-axis direction of the rack, and the printing switching driving mechanism (4) is arranged between the carrier sliding seat (53) and the integrated carrier (3).

3. The 3D printing integrated manufacturing device of claim 2, wherein The printing switching driving mechanism (4) comprises a left-right rotating seat (42) arranged on the carrier sliding seat (53), a rotating seat driving assembly (41) arranged between the left-right rotating seat (42) and the carrier sliding seat (53) and used for driving the left-right rotating seat (42) to rotate around the Y-axis of the rack, a pitching and rolling seat (44) connected with the left-right rotating seat (42) and capable of rolling around the X-axis of the rack, a rolling seat driving assembly (43) arranged between the pitching and rolling seat (44) and the left-right rotating seat (42) and used for driving the pitching and rolling seat (44) to roll around the X-axis of the rack, and the integrated carrier (3) is arranged on the pitching and rolling seat (44).

4. The 3D printing integrated manufacturing device of claim 1, wherein The bottom of the material containing tank (1) is provided with a release assembly (11).

5. The 3D printing integrated manufacturing device of claim 1, wherein The 3D printing light machine system (2) is a DMD, an LCD, an LCOS or a MicroLED.

6. The 3D printing integrated manufacturing device according to any one of claims 1-5, wherein The rack is further provided with a positioning detection mechanism (6) for assisting in positioning the relative positions of the 3D printing light machine system (2) and the integrated carrier (3).

7. The 3D printing integrated manufacturing device of claim 6, wherein The positioning detection mechanism (6) is arranged below the material containing tank (1) and on the light path side of the 3D printing light machine system (2), a light splitting mirror (7) is arranged on the rack and on the light path of the 3D printing light machine system (2), and the light splitting mirror (7) is used for making the light paths of the positioning detection mechanism (6) and the 3D printing light machine system (2) both conjugate with the forming surface (32).

8. The 3D printing integrated manufacturing device of claim 6, wherein The positioning detection mechanism (6) is a CCD.

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