Multi-optical-fiber light guiding and focusing photo-thermal 3D printing execution device

Abstract

The utility model belongs to the technical field of 3D printing equipment, and particularly relates to a multi-optical-fiber light guide focusing photo-thermal 3D printing execution device which comprises a moving module, a light path system, a wire feeding module and a printing platform, and the moving module comprises a first control module, a second control module and a third control module; and the wire feeding module is mounted at the front end part of the third control module. According to the device, a first control module in a moving module controls a printing platform to move front and back in the horizontal direction, a light path system moves left and right in the horizontal direction through a second control module, and the light path system moves up and down in the horizontal direction through a third control module; the light path system can conveniently move along with movement of the light source, stray light beams are gathered at one point, the light source is focused, the focal length is adjusted to form light spots, a subsequent wire feeder is matched with wires to feed the wires to the light spots, fused deposition forming is carried out on a printing platform, and 3D printing is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to 3D printing equipment technical field, concretely is a kind of multi-fiber light focusing photothermal 3D printing execution device. BACKGROUND

[0002] With the continuous development of manufacturing industry, 3D printing technology as an advanced additive manufacturing technology, has been widely applied and concerned.Compared with other 3D printing technologies, solar focusing 3D printing has the advantages of low dependence on power supply, full use of renewable energy solar energy, convenient and flexible operation, on-demand manufacturing and so on.In recent years, direct convergence of sunlight to melt materials, using renewable energy as 3D printing heat source gradually attracts the attention of researchers, direct use of sunlight to carry out 3D printing in remote areas and extreme environments, realize energy efficient use and rapid prototyping manufacturing, improve the reliability of system in extreme environment, help the development and construction activities in extreme environment.However, the existing photothermal 3D printing execution device has many problems.The traditional light guide method, light energy distribution is uneven, it is difficult to meet the printing demand of large area and high precision.Moreover, in the focusing aspect, the ordinary focusing system cannot flexibly adjust the focal length according to different depth of printing materials, resulting in unstable printing quality.Therefore, it has important practical significance to develop a kind of photothermal 3D printing execution device which can realize multi-light guide, accurate focusing and high-precision printing platform. CONTENT OF UTILITY MODEL

[0003] In view of the deficiency of prior art, the utility model aims at providing a kind of multi-fiber light focusing photothermal 3D printing execution device.

[0004] The utility model can realize the purpose by the following technical scheme:

[0005] A kind of multi-fiber light focusing photothermal 3D printing execution device, it include: mobile module, optical path system, wire feeding module and printing platform, the mobile module includes the first control module of the front and back movement of the control printing platform in horizontal direction;Second control module for the left and right movement of optical path system in horizontal direction and third control module for the up and down movement of optical path system in horizontal direction;

[0006] Wire feeding module, the wire feeding module is fixedly installed in the front end of third control module.

[0007] Further, the first control module comprises a fixing frame, two first sliding rods, a first driving motor, a first threaded rod, a first mounting plate, a first moving block, a first sliding block and a first support plate, the two first sliding rods are fixedly installed on the two sides of the fixing frame, the first driving motor is fixedly installed on the side end of the fixing frame, the first threaded rod is rotatably installed in the middle of the fixing frame, one end of the first threaded rod is fixedly connected with the output shaft of the first driving motor, the first mounting plate is located below the fixing frame, the first moving block is fixedly installed on the upper end of the first mounting plate and is in threaded connection with the first threaded rod, the two first support plates are fixedly installed on the upper end of the first mounting plate and are located on the two sides of the fixing frame, the inner sides of the two first support plates are fixedly installed with the first sliding blocks, and the first sliding blocks are in sliding connection with the first sliding rods; and the printing platform is fixedly installed on the upper end of the fixing frame.

[0008] Further, the second control module comprises a second driving motor, a second threaded rod, a second moving block, a second sliding rod, a second sliding block and a second mounting plate, the second sliding rod is fixedly installed between the two first support plates, the second threaded rod is rotatably installed between the two first support plates, the side end of one of the first support plates is fixedly installed with the second driving motor, one end of the second threaded rod is fixedly connected with the output shaft of the second driving motor, the second moving block is in threaded connection with the side end of the second threaded rod, the side end of the second moving block is fixedly installed with the second mounting plate, the side end of the second mounting plate is fixedly installed with the second sliding block, and the second sliding block is in sliding connection with the second sliding rod.

[0009] Further, the third control module comprises a third mounting plate, a third driving motor, a third threaded rod, a third moving block, a third sliding rod, a third sliding block and a fourth mounting plate, the upper and lower ends of the second mounting plate are respectively fixedly installed with the third mounting plates, the third sliding rod is fixedly installed between the two third mounting plates, the third threaded rod is rotatably connected between the two third mounting plates, the upper end of one of the third mounting plates is fixedly installed with the third driving motor, the output shaft of the third driving motor is fixedly connected with one end of the third threaded rod, the side end of the third threaded rod is in threaded connection with the third moving block, the side end of the third moving block is fixedly installed with the fourth mounting plate, the side end of the fourth mounting plate is fixedly installed with the third sliding block, and the third sliding block is in sliding connection with the third sliding rod; and the wire feeding module is fixedly installed on the side end of the fourth mounting plate.

[0010] Further, the wire feeding module comprises a shell, an inlet, an outlet, a fixed block, a connecting pipe, an adjusting rod assembly, a guide wheel, a wire feeding wheel, wire material and a protective cover, the shell is fixedly installed at the front end of the fourth mounting plate, the inlet is fixedly installed at the upper end of the shell, the outlet is fixedly installed at the lower end of the outer side, the fixed block is fixedly installed inside the shell and close to the inlet, the connecting pipe is fixedly installed at the lower end of the fixed block, a through groove is formed in the fixed block and communicates with the connecting pipe, the wire material enters from the inlet, passes through the through groove in the fixed block and the connecting pipe in sequence and then passes out from the outlet, the guide wheel and the wire feeding wheel are installed at the two sides of the wire material respectively, the guide wheel and the wire feeding wheel are connected with the shell through connecting shafts and can rotate freely, a notch is formed in the inner side of the fixed block, the adjusting rod assembly is installed at the side end of the fixed block in the notch, and the protective cover is installed at the side end of the shell.

[0011] Further, a threaded hole is formed in one side of the fixed block in the notch, the adjusting rod assembly is installed at the threaded hole, the adjusting rod assembly comprises an abutting block, a screw rod and a rotating handle, the abutting block is fixedly connected with the screw rod, and the screw rod is fixedly connected with the rotating handle.

[0012] Further, the fixed frame is fixedly installed with a printing platform at the upper end.

[0013] Further, the first screw rod is arranged in parallel with the first sliding rod, the second screw rod is arranged in parallel with the second sliding rod, and the third screw rod is arranged in parallel with the third sliding rod.

[0014] Further, the first screw rod and the second screw rod are arranged in cross perpendicular in the vertical direction, the second screw rod and the third screw rod are arranged in cross perpendicular in the vertical direction, and the first screw rod and the third screw rod are arranged in cross perpendicular in the vertical direction.

[0015] Further, the first support plate is further fixedly installed with a control module at the side end, the control module comprises a display screen and a plurality of control switches, and the control module is electrically connected with the moving module and the wire feeding module respectively.

[0016] The nouns, conjunctions or adjective parts involved in the above technical solutions are explained as follows:

[0017] Fixed connection: refers to the connection of parts or components after being fixed, without any relative movement.

[0018] (1) detachable connection: use screw, spline, wedge pin to fix the parts together. This connection can be disassembled during maintenance, and the parts will not be damaged. But the specifications of the connecting parts (such as bolt, key, wedge pin length) must be correct, and the fastening should be appropriate.

[0019] (2) non-detachable connection: mainly refers to welding, riveting and tenon fitting. Because it needs to be disassembled by forging, sawing or oxygen cutting during maintenance or replacement, so the parts cannot be used twice. At the same time, attention should be paid to the process quality, technical detection and remedial measures (such as correction, polishing, etc.) during connection.

[0020] The beneficial effects of the device are: the first control module in the moving module controls the forward and backward movement of the printing platform in the horizontal direction, the second control module light path system moves left and right in the horizontal direction, and the third control module light path system moves up and down in the horizontal direction, which facilitates the movement of the light path system with the movement of the light source, converges the stray light beam at a point, focuses the light source, adjusts the focal length to form a light spot, and makes the subsequent wire feeding machine cooperate with the wire material to send it to the light spot. On the printing platform, fused deposition modeling is carried out to realize 3D printing. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0022] Figure 1 is a structural schematic diagram of the whole device of the embodiment of the present application;

[0023] Figure 2 is a structural schematic diagram of the moving module of the embodiment of the present application Figure One ;

[0024] Figure 3 is a structural schematic diagram of the moving module of the embodiment of the present application Figure Two ;

[0025] Figure 4 is a structural schematic diagram of the moving module of the embodiment of the present application Figure Three ;

[0026] Figure 5 is a structural schematic diagram of the moving module of the embodiment of the present application

[0027] Figure 6 is a structural schematic diagram of the moving module of the embodiment of the present application

[0028] Figure 7It is a structural schematic view of the fixed block of the embodiment of the utility model;

[0029] Figure 8 It is a structural schematic view of the adjusting rod assembly of the embodiment of the utility model;

[0030] Figure 9 It is a working principle view of the optical path system of the utility model.

[0031] In the figure: 1, mobile module;2, fixed frame;3, first sliding rod;4, first drive motor;5, first threaded rod;6, first mounting plate;7, first moving block;8, first sliding block;9, first support plate;10, second drive motor;11, second threaded rod;12, second moving block;13, second sliding rod;14, second sliding block;15, second mounting plate;16, third mounting plate;17, third drive motor;18, third threaded rod;19, third moving block;20, third sliding rod;21, third sliding block;22, fourth mounting plate;23, wire feeding module;24, shell;25, feed inlet;26, discharge outlet;27, fixed block;28, connecting pipe;29, adjusting rod assembly;30, guide wheel;31, wire feeding wheel;32, wire material;33, protective cover;34, through slot;35, threaded hole;36, abutting block;37, screw rod;38, rotating handle;39, printing platform;40, control module;41, display screen;42, switch;43, connecting shaft. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] A kind of multi-fiber light guiding focusing light heat 3D printing execution device, such as Figures 1-8As shown, it comprises a moving module 1, a wire feeding module 23 and a printing platform 39, the moving module comprises a first control module for controlling the forward and backward movement of the printing platform 39 in the horizontal direction, a second control module for controlling the left and right movement of the wire feeding module 23 in the horizontal direction, and a third control module for controlling the up and down movement of the wire feeding module 23 in the horizontal direction; in the device, the first control module in the moving module 1 controls the forward and backward movement of the printing platform 39 in the horizontal direction, the second control module controls the left and right movement of the light path system in the horizontal direction, and the third control module controls the up and down movement of the light path system in the horizontal direction, so that the light path system moves with the movement of the light source, the stray light beam is converged at a point, the light source is focused, the focal length is adjusted to form a light spot, and the subsequent wire feeding machine is matched with the wire feeding to the light spot, so that the fused deposition modeling is carried out on the printing platform, and 3D printing is realized.

[0034] The wire feeding module 23 is two, and is fixedly installed on the left and right sides of the front end of the third control module.

[0035] As a preferred scheme of the utility model, the first control module comprises a fixing frame 2, a first sliding rod 3, a first driving motor 4, a first threaded rod 5, a first mounting plate 6, a first moving block 7, a first sliding block 8 and a first supporting plate 9, the first sliding rod 3 is two, and is fixedly installed on both sides of the fixing frame 2, the first driving motor 4 is fixedly installed on the side end of the fixing frame 2, the first threaded rod 5 is rotatably installed in the middle of the fixing frame 2, one end of the first threaded rod 5 is fixedly connected with the output shaft of the first driving motor 4, the first mounting plate 6 is located below the fixing frame 2, the first moving block 7 is fixedly installed on the upper end of the first mounting plate 6, and the first moving block 7 is in threaded connection with the first threaded rod 5, the first supporting plate 9 is two, and is fixedly installed on the upper end of the first mounting plate 6, and the two first supporting plates 9 are located on both sides of the fixing frame 2, the inner side of the two first supporting plates 9 is fixedly installed with the first sliding block 8, and the first sliding block 8 is in sliding connection with the first sliding rod 3; the first driving motor 4 is used for the forward and backward movement of the light path system in the horizontal direction, that is, the movement in the Z direction.

[0036] As a preferred scheme of the utility model, the second control module includes second drive motor 10, second threaded rod 11, second moving block 12, second slide rod 13, second sliding block 14, second mounting plate 15, two first support plate 9 between fixed mounting have second slide rod 13, two first support plate 9 between rotationally installed have second threaded rod 11, one of first support plate 9 side end fixed mounting have second drive motor 10, the one end of second threaded rod 11 with second drive motor 10 output shaft fixed connection, second threaded rod 11 side end screw connection have second moving block 12, second moving block 12 side end fixed mounting have second mounting plate 15, second mounting plate 15 side end fixed mounting have second sliding block 14, second sliding block 14 with second slide rod 13 sliding connection, the printing platform 39 fixed mounting is in fixed frame 2 upper end portion.Second drive motor 10 is used for controlling the left and right movement of optical path system in horizontal direction, i.e. the movement in X direction.

[0037] As a preferred scheme of the utility model, the third control module includes third mounting plate 16, third drive motor 17, third threaded rod 18, third moving block 19, third slide rod 20, third sliding block 21 and fourth mounting plate 22, the upper and lower ends of second mounting plate 15 are respectively fixedly installed with third mounting plate 16, third slide rod 20 is fixedly installed between two third mounting plate 16, third threaded rod 18 is rotationally connected between two third mounting plate 16, the upper end of one of third mounting plate 16 is fixedly installed with third drive motor 17, the output shaft of third drive motor 17 is fixedly connected with the one end of third threaded rod 18, third threaded rod 18 side end screw connection have third moving block 19, third moving block 19 side end fixed mounting have fourth mounting plate 22, fourth mounting plate 22 side end fixed mounting have third sliding block 21, third sliding block 21 with third slide rod 20 sliding connection, the wire feeding module 23 fixedly installed in fourth mounting plate 22 side end.Third drive motor 17 is used for controlling the up and down movement of optical path system in vertical direction, i.e. the movement in Y direction.

[0038] As a preferred scheme of the utility model, the wire feeding module 23 includes shell 24, feed inlet 25, discharge outlet 26, fixed block 27, connecting pipe 28, adjusting rod assembly 29, guide wheel 30, wire feeding wheel 31, wire material 32 and protective cover 33, the shell 24 is fixedly installed at the front end of the fourth mounting plate 22, the feed inlet 25 is fixedly installed on the upper end of the shell 24, the discharge outlet 26 is fixedly installed on the lower end of the outside, the fixed block 27 is fixedly installed inside the shell 24, and the fixed block 27 is close to the feed inlet 25, the connecting pipe 28 is fixedly installed at the lower end of the fixed block 27, the through slot 34 is formed in the fixed block 27, the through slot 34 is communicated with the inside of the connecting pipe 28, the wire material 32 enters from the feed inlet 25, sequentially passes through the through slot 34 inside the fixed block 27, the connecting pipe 28, and then passes out from the discharge outlet 26, the guide wheel 30 and wire feeding wheel 31 are installed at the both sides of wire material 32 respectively, the guide wheel 30 and wire feeding wheel 31 are connected with the shell 24 through connecting shaft 43, the guide wheel 30 and wire feeding wheel 31 can rotate freely, the recess is formed in the inside of the fixed block 27, the adjusting rod assembly 29 is installed at the side end of the recess where the fixed block 27 is located, and the protective cover 33 is installed at the side end of the shell 24.

[0039] As a preferred scheme of the utility model, the thread hole 35 is formed at one side of the fixed block 27, the adjusting rod assembly 29 is installed at the thread hole 35, the adjusting rod assembly 29 includes abutting block 36, screw rod 37 and rotating handle 38, the abutting block 36 is fixedly connected with the screw rod 37, the screw rod 37 is fixedly connected with the rotating handle 38, and the screw rod 37 is located at the thread hole 35 of the fixed block 27. The adjusting rod assembly 29 is used for compacting the wire material 32, and the compacting degree can be adjusted by rotating the rotating handle 38.

[0040] As a preferred scheme of the utility model, the first screw rod 5 is arranged in parallel with the first sliding rod 3, the second screw rod 11 is arranged in parallel with the second sliding rod 13, and the third screw rod 18 is arranged in parallel with the third sliding rod 20.

[0041] As a preferred scheme of the utility model, the first screw rod 5 and the second screw rod 11 are arranged in cross perpendicular in the vertical direction, the second screw rod 11 and the third screw rod 18 are arranged in cross perpendicular in the vertical direction, and the first screw rod 5 and the third screw rod 18 are arranged in cross perpendicular in the vertical direction.

[0042] As a preferred scheme of the utility model, the first support plate 9 side end still is fixedly installed with control module 40, control module 40 includes display screen 41 and multiple control switches 42, control module 40 is electrically connected with mobile module 1, wire feeding module 23 respectively.Control module 40 is used for operating the running of the first drive motor 4, the second drive motor 10 or the third drive motor 17 of mobile module 1, and is used for operating the focal length of adjusting optical path system, and the light source is focused conveniently.

[0043] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0044] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model.

Claims

1. A multi-optical fiber light guiding focusing light-heat 3D printing execution device, characterized in that, The utility model relates to a kind of 3D printing device, including: Mobile module (1), light path system, wire feeding module (23) and printing platform (39), the mobile module (1) includes the first control module of controlling printing platform (39) to move forward and backward in horizontal direction;Second control module for controlling light path system to move left and right in horizontal direction;And the third control module for controlling light path system to move up and down in horizontal direction; Wire feeding module (23), the wire feeding module (23) is fixedly installed at the front end of third control module.

2. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 1, wherein, The first control module includes fixed frame (2), first sliding rod (3), first drive motor (4), first threaded rod (5), first mounting plate (6), first moving block (7), first sliding block (8), first support plate (9), the first sliding rod (3) is two, is fixedly installed in fixed frame (2) both sides, the first drive motor (4) is fixedly installed in fixed frame (2) side end, the first threaded rod (5) is rotatably installed in fixed frame (2) middle, one end of the first threaded rod (5) is fixedly connected with the output shaft of first drive motor (4), the first mounting plate (6) is located below fixed frame (2), the first moving block (7) is fixedly installed on the first mounting plate (6) upper end, and the first moving block (7) is threadedly connected with the first threaded rod (5), the first support plate (9) is two, is fixedly installed on the first mounting plate (6) upper end, and two the first support plate (9) is located at fixed frame (2) both sides, the inner side of two the first support plate (9) is fixedly installed with first sliding block (8), and the first sliding block (8) is slidably connected with first sliding rod (3);The printing platform (39) is fixedly installed on fixed frame (2).

3. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 2, wherein, The second control module includes second drive motor (10), second threaded rod (11), second moving block (12), second sliding rod (13), second sliding block (14), second mounting plate (15), second sliding rod (13) is fixedly installed between two the first support plate (9), second threaded rod (11) is rotatably installed between two the first support plate (9), one of the first support plate (9) side end is fixedly installed with second drive motor (10), one end of the second threaded rod (11) is fixedly connected with the output shaft of second drive motor (10), the second threaded rod (11) side end is threadedly connected with second moving block (12), the second moving block (12) side end is fixedly installed with second mounting plate (15), the second mounting plate (15) side end is fixedly installed with second sliding block (14), and the second sliding block (14) is slidably connected with second sliding rod (13).

4. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 3, wherein, The third control module comprises a third mounting plate (16), a third drive motor (17), a third threaded rod (18), a third moving block (19), a third sliding rod (20), a third sliding block (21) and a fourth mounting plate (22), the upper and lower ends of the second mounting plate (15) are respectively fixedly provided with the third mounting plate (16), the third sliding rod (20) is fixedly arranged between the two third mounting plates (16), the third threaded rod (18) is rotatably connected between the two third mounting plates (16), the upper end of one of the third mounting plates (16) is fixedly provided with the third drive motor (17), the output shaft of the third drive motor (17) is fixedly connected with one end of the third threaded rod (18), the side end of the third threaded rod (18) is threadedly connected with the third moving block (19), the side end of the third moving block (19) is fixedly provided with the fourth mounting plate (22), the side end of the fourth mounting plate (22) is fixedly provided with the third sliding block (21), and the third sliding block (21) is slidably connected with the third sliding rod (20); and the wire feeding module (23) is fixedly arranged at the side end of the fourth mounting plate (22).

5. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 1, wherein, The wire feeding module (23) comprises a shell (24), an inlet (25), an outlet (26), a fixed block (27), a connecting pipe (28), an adjusting rod assembly (29), a guide wheel (30), a wire feeding wheel (31), a wire material (32) and a protective cover (33), the shell (24) is fixedly arranged at the front end of the fourth mounting plate (22), the inlet (25) is fixedly arranged at the upper end of the shell (24), the outlet (26) is fixedly arranged at the lower end of the outer side, the fixed block (27) is fixedly arranged in the shell (24), and the fixed block (27) is close to the inlet (25), the connecting pipe (28) is fixedly arranged at the lower end of the fixed block (27), the fixed block (27) is internally provided with a through groove (34), the through groove (34) is in communication with the inside of the connecting pipe (28), the wire material (32) enters from the inlet (25), sequentially passes through the through groove (34) in the fixed block (27) and the connecting pipe (28), and then passes out from the outlet (26), the guide wheel (30) and the wire feeding wheel (31) are respectively arranged at the two sides of the wire material (32), the guide wheel (30) and the wire feeding wheel (31) are connected with the shell (24) through a connecting shaft (43), the guide wheel (30) and the wire feeding wheel (31) can freely rotate, the fixed block (27) is internally provided with a notch, the side end of the fixed block (27) located in the notch is provided with the adjusting rod assembly (29), and the protective cover (33) is arranged at the side end of the shell (24).

6. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 5, wherein, The fixed block (27) is provided with a threaded hole (35) on one side of the notch, an adjusting rod assembly (29) is installed at the threaded hole (35), the adjusting rod assembly (29) comprises an abutting block (36), a screw rod (37) and a rotating handle (38), the abutting block (36) is fixedly connected with the screw rod (37), the screw rod (37) is fixedly connected with the rotating handle (38), and the screw rod (37) is located at the threaded hole (35) of the fixed block (27).

7. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 4, wherein, The first threaded rod (5) is arranged in parallel with the first sliding rod (3), the second threaded rod (11) is arranged in parallel with the second sliding rod (13), and the third threaded rod (18) is arranged in parallel with the third sliding rod (20).

8. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 4, wherein, The first threaded rod (5) and the second threaded rod (11) are arranged in cross perpendicular in the vertical direction, the second threaded rod (11) and the third threaded rod (18) are arranged in cross perpendicular in the vertical direction, and the first threaded rod (5) and the third threaded rod (18) are arranged in cross perpendicular in the vertical direction.

9. The multi-optical fiber light guiding focusing light thermal 3D printing execution device according to claim 2, wherein, The first support plate (9) is further provided with a control module (40) at the side end, the control module (40) comprises a display screen (41) and a plurality of control switches (42), and the control module (40) is electrically connected with the moving module (1) and the wire feeding module (23) respectively.

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