CN115230148A - A 3D printer with one-to-two laser printing device - Google Patents

Abstract

The invention provides a 3D printer with a one-to-two laser printing device. First, the 3D printer is set up, and the 3D printer is provided with two printing platforms, two lifting platforms, two material storage platforms, two mirrors, and a laser. and a movable base. The printing platform, the lifting platform and the material storage platform are all in the prior art. There is a reflecting mirror under each printing platform. The laser emitted by the laser is reflected on the corresponding printing platform through the reflecting mirror. The laser is installed on the movable base and rotates or translates under the driving of the movable base. The laser path emitted by the laser changes with the position of the laser, and the laser emitted by the laser irradiates the two mirrors back and forth along the laser path. Compared with the prior art, the present invention doubles the printing efficiency of the light-curing printer.

Description

A 3D printer with one-to-two laser printing device

technical field

The invention relates to 3D printing, in particular to a 3D printer with a one-to-two laser printing device.

Background technique

3D printing technology is an emerging rapid prototyping technology. It is a technology that uses powder, filament, paste and other materials to construct objects by layer-by-layer printing based on digital model files.

There is only one mirror and one laser in the existing light curing printer. One laser can only perform laser printing on one printing platform. The exposure time required for the laser to print one layer of material is about 2.5 seconds, and one layer of material to print. After completion, there is a cooling time of 5 seconds or even longer. During the cooling time of 5 seconds, the laser is in an idle state, and the laser cannot be used efficiently.

SUMMARY OF THE INVENTION

In view of this, the present invention provides a 3D printer with a one-for-two laser printing device, which doubles the printing efficiency of the light-curing printer compared to the prior art.

To this end, the present invention provides a 3D printer with a one-to-two laser printing device. First, a 3D printer body is set up, and a printing platform, a lifting platform, a material storage platform, a reflector and a laser are installed in the 3D printer body, and the printing platform is installed in the On the lifting table, the material storage table is installed directly under the printing platform. The printing platform is driven by the lifting table to face or away from the material storage table. The laser emitted by the laser is reflected on the printing platform through the mirror, and the 3D printer is installed in the body There are at least two printing platforms, at least two lifting platforms, at least two material storage platforms, at least two mirrors and a laser, and each printing platform corresponds to a lifting platform, a material storage platform and a mirror, and the laser Installed on a movable base and driven by the movable base to rotate or translate, the laser path emitted by the laser changes with the position of the laser, and the laser emitted by the laser irradiates any one of the at least two mirrors along the laser path. a reflector.

Further, two printing platforms, two lifting platforms, two material storage platforms, two mirrors and one laser are installed in the 3D printer body.

Further, the two printing platforms are the first printing platform and the second printing platform respectively, the two reflecting mirrors are the first reflecting mirror and the second reflecting mirror respectively, and the laser light emitted by the laser is reflected on the first printing plate by the first reflecting mirror. On the platform, the laser light emitted by the laser is reflected on the second printing platform through the second mirror.

Further, the first reflection mirror is located directly under the first printing platform, the second reflection mirror is located directly under the second printing platform, and the first reflection mirror and the second reflection mirror are respectively located on the left and right sides of the laser.

Further, the movable base is a turntable, and the laser is rotated to the first station or the second station under the driving of the turntable; when the laser is rotated to the first station, the laser emitted by the laser is irradiated on the first reflecting mirror along the laser path. ; When the laser rotates to the second station, the laser emitted by the laser is irradiated on the second mirror along the laser path.

Further, the first reflection mirror is located directly under the first printing platform, the second reflection mirror is located directly under the second printing platform, and the first reflection mirror and the second reflection mirror are sequentially arranged on the same side of the laser.

Further, the movable base is a lifting seat, and the laser is lifted to the first station or the second station under the driving of the lifting seat, and the first station is lower than the second station; when the laser is located in the first station, the The laser light is irradiated on the first reflecting mirror along the laser path; when the laser rotates to the second station, the laser light emitted by the laser is irradiated on the second reflecting mirror along the laser path.

The present invention provides a 3D printer with a one-to-two laser printing device. First, a 3D printer is set up, which is provided with two printing platforms, two lifting platforms, two material storage platforms, two reflecting mirrors, one The laser and a movable base, the printing platform, the lifting platform and the material storage platform are all in the prior art. There is a reflector under each printing platform, and the laser emitted by the laser is reflected on the corresponding printing platform through the reflector. , the laser is installed on the movable base and rotates or translates under the drive of the movable base. The laser path emitted by the laser changes with the position of the laser, and the laser emitted by the laser irradiates the two mirrors back and forth along the laser path. .

There is only one mirror and one laser in the existing light curing printer. One laser can only perform laser printing on one printing platform. The exposure time required for the laser to print one layer of material is about 2.5 seconds, and one layer of material to print. After completion, there is a cooling time of 5 seconds or even longer. During the cooling time of 5 seconds, the laser is in an idle state. The present invention uses this idle state of the laser to add a printing station, that is, a printing platform, a lifting platform, a A material storage table and a reflector, so that there are two printing stations in the 3D printer of the present invention. After the laser completes the printing of a layer of material in one of the printing stations, the laser uses its idle state for more than 5 seconds in the other printing station. bit for printing.

Therefore, compared with the prior art, the present invention doubles the printing efficiency of the photocuring printer.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are for the purpose of illustrating preferred embodiments only and are not to be considered limiting of the invention. Also, the same components are denoted by the same reference numerals throughout the drawings. In the attached image:

FIG. 1 is a schematic structural diagram of a 3D printer with a one-to-two laser printing device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a 3D printer with a one-to-two laser printing device according to an embodiment of the present invention.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure will be more thoroughly understood, and will fully convey the scope of the present disclosure to those skilled in the art.

Example 1:

Referring to FIG. 1 , this embodiment provides a 3D printer with a one-to-two laser printing device. First, a 3D printer body is set up, and a printing platform, a lifting platform 2 , a material storage platform 3 , a mirror and a laser 4 are installed in the 3D printer body. , the printing platform is installed on the lifting platform 2, the material storage platform 3 is installed directly under the printing platform, and the printing platform is driven by the lifting platform 2 towards or away from the material storage platform 3, and the laser emitted by the laser 4 is reflected by the mirror. On the printing platform, at least two printing platforms, at least two lifting platforms 2, at least two material storage platforms 3, at least two mirrors and a laser 4 are installed in the 3D printer body, and each printing platform has a corresponding one. Lifting table 2, a material storage table 3 and a reflector, the laser 4 is installed on a movable base and is rotated or translated under the drive of the movable base, the laser path emitted by the laser 4 changes with the position of the laser 4, The laser light emitted by the laser 4 is irradiated on any one of the at least two mirrors along the laser path.

Continuing to refer to FIG. 1 , two printing platforms, two lifting platforms 2, two material storage platforms 3, two mirrors and a laser 4 are installed in the 3D printer body, and the two printing platforms are the first printing platform 11 and the The second printing platform 12, the two mirrors are the first reflecting mirror 51 and the second reflecting mirror 52, respectively, the laser light emitted by the laser 4 is reflected on the first printing platform 11 by the first reflecting mirror 51, and the laser light emitted by the laser 4 is reflected on the first printing platform 11. The laser is reflected on the second printing platform 12 by the second reflecting mirror 52, the first reflecting mirror 51 is located directly below the first printing platform 11, the second reflecting mirror 52 is located directly below the second printing platform 12, the first reflecting mirror 51 and the second mirror 52 are located on the left and right sides of the laser 4, respectively.

Continue to refer to FIG. 1, the movable base is a turntable, and the laser 4 is rotated to the first station or the second station under the drive of the turntable; when the laser 4 rotates to the first station, the laser light emitted by the laser 4 is irradiated along the laser path on the On the first reflecting mirror 51; when the laser 4 rotates to the second station, the laser light emitted by the laser 4 is irradiated on the second reflecting mirror 52 along the laser path.

The present invention provides a 3D printer with a one-to-two laser printing device. First, a 3D printer is set up, which is provided with two printing platforms, two lifting platforms, two material storage platforms, two reflecting mirrors, one The laser and a movable base, the printing platform, the lifting platform and the material storage platform are all in the prior art. There is a reflector under each printing platform, and the laser emitted by the laser is reflected on the corresponding printing platform through the reflector. , the laser is installed on the movable base and rotates or translates under the drive of the movable base. The laser path emitted by the laser changes with the position of the laser, and the laser emitted by the laser irradiates the two mirrors back and forth along the laser path. .

There is only one mirror and one laser in the existing light curing printer. One laser can only perform laser printing on one printing platform. The exposure time required for the laser to print one layer of material is about 2.5 seconds, and one layer of material to print. After completion, there is a cooling time of 5 seconds or even longer. During the cooling time of 5 seconds, the laser is in an idle state. The present invention uses this idle state of the laser to add a printing station, that is, a printing platform, a lifting platform, a A material storage table and a reflector, so that there are two printing stations in the 3D printer of the present invention. After the laser completes the printing of a layer of material in one of the printing stations, the laser uses its idle state for more than 5 seconds in the other printing station. bit for printing.

In this embodiment, the change of the laser irradiation path is realized by the turntable. Specifically, the laser is rotated to the first station or the second station under the driving of the turntable. The rotation angle of each time is 180 degrees, and the laser rotates to the first station. When the laser is turned on, the laser emitted by the laser is irradiated on the first mirror along the laser path, and when the laser rotates to the second station, the laser emitted by the laser is irradiated on the second mirror along the laser path.

Therefore, compared with the prior art, the present invention doubles the printing efficiency of the photocuring printer.

Embodiment 2:

Referring to FIG. 2 , this embodiment provides a 3D printer with a one-to-two laser printing device. First, a 3D printer body is set up, and a printing platform, a lifting platform 2 , a material storage platform 3 , a mirror and a laser 4 are installed in the 3D printer body. , the printing platform is installed on the lifting platform 2, the material storage platform 3 is installed directly under the printing platform, and the printing platform is driven by the lifting platform 2 towards or away from the material storage platform 3, and the laser emitted by the laser 4 is reflected by the mirror. On the printing platform, at least two printing platforms, at least two lifting platforms 2, at least two material storage platforms 3, at least two mirrors and a laser 4 are installed in the 3D printer body, and each printing platform has a corresponding one. Lifting table 2, a material storage table 3 and a reflector, the laser 4 is installed on a movable base and is rotated or translated under the drive of the movable base, the laser path emitted by the laser 4 changes with the position of the laser 4, The laser light emitted by the laser 4 is irradiated on any one of the at least two mirrors along the laser path.

Continuing to refer to FIG. 2 , two printing platforms, two lifting platforms 2, two material storage platforms 3, two mirrors and one laser 4 are installed in the 3D printer body, and the two printing platforms are the first printing platform 11 and the The second printing platform 12, the two mirrors are the first reflecting mirror 61 and the second reflecting mirror 62, respectively, the laser light emitted by the laser 4 is reflected on the first printing platform 11 by the first reflecting mirror 61, and the laser light emitted by the laser 4 is reflected on the first printing platform 11. The laser light is reflected on the second printing platform 12 by the second reflecting mirror 62, the first reflecting mirror 61 is located directly below the first printing platform 11, the second reflecting mirror 62 is located directly below the second printing platform 12, the first reflecting mirror 61 and the second mirror 62 are sequentially arranged on the same side of the laser 4 .

Continue to refer to FIG. 2 , the movable base is a lifting seat 8, and the laser 4 is lifted to the first station or the second station under the driving of the lifting seat 8, and the first station is lower than the second station; the laser 4 is located in the first station. When the laser 4 is in position, the laser light emitted by the laser 4 is irradiated on the first mirror 61 along the laser path; when the laser 4 is lifted to the second station, the laser light emitted by the laser 4 is irradiated on the second mirror 62 along the laser path.

In this embodiment, the change of the laser irradiation path is realized by the lifting seat. Specifically, the laser is lifted and lowered to the first station or the second station under the driving of the lifting seat; The laser path is irradiated on the first reflection mirror; when the laser is lifted to the second station, the laser light emitted by the laser is irradiated on the second reflection mirror along the laser path.

The technical effect achieved by this embodiment is the same as that of the first embodiment.

Embodiment three:

Referring to FIG. 1 to FIG. 2 , a 3D printer with a one-to-two laser printing device provided in Embodiment 3 of the present invention is shown in the figures. On the basis of the above-mentioned embodiments, this embodiment further makes the following As an improved technical solution: the above embodiments all have two stations in the 3D printer. In fact, a larger number of stations can be set in the same 3D printer, for example, three stations are set, and the first embodiment is used as the reference object , the rotation angle of the turntable in the first embodiment is 180 degrees, so that the laser rotates back and forth between the two stations. When the station is set to three, the rotation angle of the turntable needs to be adjusted to 120 degrees, so that the lasers are sequentially It operates between three stations. Considering that the cooling time of a layer of material in the existing light-curing printer is mostly 5 seconds after printing, it is enough to set two stations. If the cooling time is 8 seconds or longer, the number of stations can be increased as appropriate.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (7)

1. A 3D printer with a one-to-two laser printing device, a printing platform, a lifting platform (2), a material storage platform (3), a mirror and a laser (4) are installed in the 3D printer body, and the printing platform is installed On the lifting platform (2), the material storage platform (3) is installed directly below the printing platform, and the printing platform is driven towards or away from the material by the lifting platform (2). A storage table (3), the laser light emitted by the laser (4) is reflected on the printing platform through a mirror, and it is characterized in that at least two printing platforms, at least two printing platforms, at least two printing platforms are installed in the 3D printer body The lifting platform (2), at least two material storage platforms (3), at least two mirrors and one laser (4), each of the printing platforms corresponds to one lifting platform (2), a material storage table (3) and a reflector, the laser (4) is mounted on a movable base and is rotated or translated under the driving of the movable base, the laser (4) ) The path of the laser light emitted varies with the position of the laser (4), and the laser light emitted by the laser (4) is irradiated on any one of the at least two said mirrors along the laser path . 2. A 3D printer with a one-to-two laser printing device according to claim 1, wherein two of the printing platforms and two of the lifting platforms (2) are installed in the 3D printer body. , two of said material storage stations (3), two of said mirrors and one of said lasers (4). 3. The 3D printer with a one-to-two laser printing device according to claim 2, wherein the two printing platforms are a first printing platform (11) and a second printing platform (12), respectively, The two reflecting mirrors are respectively a first reflecting mirror (51) and a second reflecting mirror (52), and the laser light emitted by the laser (4) is reflected on the first printing platform by the first reflecting mirror (51) (11), the laser light emitted by the laser (4) is reflected on the second printing platform (12) by the second reflection mirror (52). 4. The 3D printer with a one-to-two laser printing device according to claim 3, wherein the first reflecting mirror (51) is located directly below the first printing platform (11), so The second reflection mirror (52) is located directly below the second printing platform (12), and the first reflection mirror (51) and the second reflection mirror (52) are respectively located at the back of the laser (4). left and right. 5. A 3D printer with a one-to-two laser printing device according to claim 4, characterized in that the movable base is a turntable (7), and the laser (4) is located on the side of the turntable (7). Driven and rotated to the first station or the second station; when the laser (4) rotates to the first station, the laser light emitted by the laser (4) is irradiated on the first station along the laser path. on a reflecting mirror (51); when the laser (4) rotates to the second station, the laser light emitted by the laser (4) irradiates the second reflecting mirror (52) along the laser path superior. 6. The 3D printer with a one-to-two laser printing device according to claim 2, wherein the two printing platforms are a first printing platform (11) and a second printing platform (12), respectively, The two reflecting mirrors are respectively a first reflecting mirror (61) and a second reflecting mirror (62), and the laser light emitted by the laser (4) is reflected on the first printing platform by the first reflecting mirror (61) (11), the laser light emitted by the laser (4) is reflected on the second printing platform (12) by a second reflection mirror (62), and the first reflection mirror (61) is located in the first reflection mirror (61). Directly below the printing platform (11), the second reflecting mirror (62) is located directly below the second printing platform (12), the first reflecting mirror (61) and the second reflecting mirror (62) ) are sequentially arranged on the same side of the laser (4). 7. A 3D printer with a one-to-two laser printing device according to claim 6, characterized in that the movable base is a lifting seat (8), and the laser (4) is located in the lifting seat (8). ) is driven up and down to the first station or the second station, and the first station is lower than the second station; when the laser (4) is located in the first station, the laser (4) 4) The emitted laser is irradiated on the first reflecting mirror (61) along the laser path; when the laser (4) is lifted to the second station, the laser emitted by the laser (4) is The laser path is irradiated on the second mirror (62).

Images