CN212528704U - Device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted - Google Patents
Device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted Download PDFInfo
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- CN212528704U CN212528704U CN202020627074.9U CN202020627074U CN212528704U CN 212528704 U CN212528704 U CN 212528704U CN 202020627074 U CN202020627074 U CN 202020627074U CN 212528704 U CN212528704 U CN 212528704U
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- coil motor
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Abstract
The utility model provides a device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted, include: the voice coil motor, the second support 4, the linear guide 5, the voice coil motor mover fixing support 6, the movable optical lens fixing support 7, the voice coil motor stator 8, the voice coil motor mover 9, the movable optical lens 10 and the partial fixed optical lens 11; the voice coil motor can adjust the distance change between the movable optical lens 10 and the part of the fixed optical lens 11, so that the laser can realize the function of adjusting the size of a light spot through the optical lens; the voice coil motor rotor 9 reciprocates on the linear guide rail 5 under the electromagnetic action; the utility model discloses can fully pass through the driven characteristic of voice coil motor electromagnetic induction, precision is high when controlling its motion with software, can be the exact find the position of the required big facula in the working process fast and the position of little facula.
Description
Technical Field
The utility model relates to a 3D prints technical field, specifically relates to a device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted.
Background
The forming mode of the three-dimensional photocuring forming equipment is that ultraviolet light irradiates on photosensitive resin, the ultraviolet light selectively cures the photosensitive resin, and 3D printing work is completed by stacking layer by layer. The traditional light spot with a fixed size needs manual adjustment and visual observation in the debugging process to find the light spot with a proper working size, and the size of the light spot cannot be changed randomly in the working process. The mode that a stepping motor drives a T-shaped screw nut to transmit appears in continuous innovation of the technology, the fact that a light spot can be automatically adjusted from a traditional fixed light spot is achieved, the stepping motor drives the T-shaped screw nut to have large transmission error, the light spot size consistency is poor in control, the surface quality of a printed product is poor, through continuous innovation, the stepping motor drives the T-shaped screw nut to be replaced by a control mode that a servo motor drives a ball screw, 3D printing forming precision is enabled, the light spot size control mode is more accurate than a mode that the stepping motor drives the T-shaped screw nut to transmit, the traditional T-shaped screw nut transmission, the ball screw transmission and mechanical nonstandard workpiece assembly gap precision requirement is high, the coaxiality of a sliding rail and a screw rod is difficult to protect in assembly, and the manufacturing difficulty is increased.
Patent document CN109531994A discloses a 3D printing apparatus, including under deck, support frame slide rail, slider, reinforcement knot, rocking arm, nozzle, charging tray and chassis, its characterized in that, the support frame slide rail be type of calligraphy concave, reinforcement knot be located the structure top, the utility model discloses simple structure, the bodily form is small and exquisite, conveniently carries, has satisfied some 3D and has printed fan's actual demand, with the civilization of complicated 3D printing apparatus, can both put out little mould anytime and anywhere. This patent can not be applicable to in the 3D printing apparatus facula size adjustment well.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted.
According to the utility model provides a pair of device suitable for 3D printing apparatus facula size is adjusted, include: the voice coil motor, the second support 4, the linear guide 5, the voice coil motor mover fixing support 6, the movable optical lens fixing support 7, the voice coil motor stator 8, the voice coil motor mover 9, the movable optical lens 10 and the partial fixed optical lens 11; the voice coil motor can adjust the distance change between the movable optical lens 10 and the part of the fixed optical lens 11, so that the laser can realize the function of adjusting the size of a light spot through the optical lens; the voice coil motor rotor 9 reciprocates on the linear guide rail 5 under the electromagnetic action, so that the distance change between part of the fixed optical lens 11 and the movable optical lens 10 achieves the effect of changing the size of light spots; the second bracket 4 is connected with a part of the fixed optical lens 11; the movable optical lens fixing bracket 7 is connected with a movable optical lens 10; and the voice coil motor stator 8 is connected with the voice coil motor rotor 9.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: the protective cover 1, the first bracket 2 and the bottom plate 3; the bottom plate 3 is respectively connected with the protective cover 1, the first support 2 and the second support 4.
Preferably, the base plate 3, the second bracket 4, the first bracket 2 are all positioned; the protective cover 1 is fixedly connected with the second bracket 4 and the first bracket 2.
Preferably, the bottom plate 3 comprises: a bottom plate limiting groove; the linear guide rail 5 is arranged on the bottom plate limiting groove; the linear guide rail 5 is fixedly connected with the bottom plate limiting groove; the voice coil motor rotor fixing support 6 is fixedly connected with the linear guide rail 5 and the voice coil motor rotor 9; the voice coil motor rotor 9 and the voice coil motor rotor fixing support 6 are mutually positioned; the movable optical lens 10 is fastened to the movable optical lens fixing bracket 7.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric limit sensor support 12; the photoelectric limit sensor bracket 12 is mounted on the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric limit sensor 15; the number of the photoelectric limit sensors 15 is multiple; the plurality of photoelectric limit sensors 15 are fixedly connected with the photoelectric limit sensor bracket 12; the photoelectric limit sensor bracket 12 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a grating scale 14; the grating ruler 14 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a grating scale driver 16; the grating ruler driver 16 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a linear guide rail stopper 17; the linear guide rail limiting block 17 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric sensing limit baffle 13; the photoelectric sensing limiting blocking piece 13 is fixedly connected with the movable optical lens fixing support 7.
According to the utility model provides a pair of 3D printing apparatus adopts the device that is applicable to 3D printing apparatus facula size regulation, carries out 3D print job.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses can be through the driven characteristic of voice coil motor electromagnetic induction, precision is high when controlling its motion with software, can be the exact find the position of the required big facula in the working process and the position of little facula fast, the facula can make the big or small uniformity of facula high when big facula relapse automatic switch-over in the working process, the speed of motion is fast, and saving work is consuming time. The stator and the rotor of the voice coil motor are in non-contact transmission, and errors caused by assembly gaps among parts are avoided in the processes of processing non-standard parts and assembling.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the overall structure in the embodiment of the present invention.
Fig. 2 is an appearance schematic diagram of the overall structure in the embodiment of the present invention.
Fig. 3 is a schematic top view of the overall structure in the embodiment of the present invention.
In the figure:
The first bracket 2 partially fixes the optical lens 11
Photoelectric limit sensor bracket 12 of bottom plate 3
Photoelectric induction limiting baffle 13 of second bracket 4
Voice coil motor rotor fixing support 6 photoelectric limit sensor 15
Optical grating ruler driver 16 of movable optical lens fixing support 7
Voice coil motor stator 8 linear guide rail limiting block 17
Voice coil motor rotor 9
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
According to the utility model provides a pair of device suitable for 3D printing apparatus facula size is adjusted, include: the voice coil motor, the second support 4, the linear guide 5, the voice coil motor mover fixing support 6, the movable optical lens fixing support 7, the voice coil motor stator 8, the voice coil motor mover 9, the movable optical lens 10 and the partial fixed optical lens 11; the voice coil motor can adjust the distance change between the movable optical lens 10 and the part of the fixed optical lens 11, so that the laser can realize the function of adjusting the size of a light spot through the optical lens; the voice coil motor rotor 9 reciprocates on the linear guide rail 5 under the electromagnetic action, and the distance change between a part of fixed optical lenses 11 and movable optical lenses 10 achieves the effect of changing the size of light spots; the second bracket 4 is connected with a part of the fixed optical lens 11; the movable optical lens fixing bracket 7 is connected with a movable optical lens 10; and the voice coil motor stator 8 is connected with the voice coil motor rotor 9.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: the protective cover 1, the first bracket 2 and the bottom plate 3; the bottom plate 3 is respectively connected with the protective cover 1, the first support 2 and the second support 4.
Preferably, the bottom plate 3, the second bracket 4 and the first bracket 2 are positioned by pins; the protective cover 1 is fixedly connected with the second support 4 and the first support 2 through bolts.
Preferably, the bottom plate 3 comprises: a bottom plate limiting groove; the linear guide rail 5 is arranged on the bottom plate limiting groove; the linear guide rail 5 is fixedly connected with the bottom plate limiting groove by bolts; the voice coil motor rotor fixing support 6 is fixedly connected with the linear guide rail 5 and the voice coil motor rotor 9 through bolts; the voice coil motor rotor 9 and the voice coil motor rotor fixing support 6 are mutually positioned by pins; the movable optical lens 10 and the movable optical lens fixing bracket 7 are fastened and connected by adopting a jackscrew.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric limit sensor support 12; the photoelectric limit sensor bracket 12 is mounted on the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric limit sensor 15; the number of the photoelectric limit sensors 15 is 2; the two photoelectric limit sensors 15 are fixedly connected with the photoelectric limit sensor bracket 12; the photoelectric limit sensor bracket 12 is fixedly connected with the bottom plate 3 by bolts.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a grating scale 14; the grating ruler 14 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a grating scale driver 16; the grating ruler driver 16 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a linear guide rail stopper 17; the linear guide rail limiting block 17 is fixedly connected with the bottom plate 3.
Preferably, the device suitable for adjusting the size of the light spot of the 3D printing device further comprises: a photoelectric sensing limit baffle 13; the photoelectric sensing limiting blocking piece 13 is fixedly connected with the movable optical lens fixing support 7.
According to the utility model provides a pair of 3D printing apparatus adopts the device that is applicable to 3D printing apparatus facula size regulation, carries out 3D print job.
Specifically, in one embodiment, as shown in fig. 1, 2, and 3, an apparatus for adjusting the size of a light spot in a 3D printing device adjusts the distance between a movable optical lens and a fixed optical lens by a voice coil motor so that laser light passes through the optical lenses to achieve the effect of adjusting the size of the light spot.
The device suitable for adjusting the light spot size of the 3D printing equipment comprises a voice coil motor, a second support, a linear guide rail, a voice coil motor rotor fixing support, a movable optical lens fixing support, a voice coil motor stator, a voice coil motor rotor, a movable optical lens and a part of fixed optical lens; the voice coil motor can drive the voice coil motor mover to reciprocate along the linear guide rail so as to change the mutual positions of the movable optical lens and the part of the fixed optical lens and adjust the size of the light spot.
The bottom plate covers the support, the support and the protective cover, the bottom plate, the support and the support are fixed by bolts for pin positioning, and the protective cover is fixed on the support and the support by bolts.
The linear guide rail is installed in a limiting groove of the base plate and fixed through bolts, the linear guide rail is fixed with a voice coil motor rotor support through bolts, a voice coil motor rotor is fixed with the voice coil motor rotor support through bolts, the voice coil motor rotor is fixed with a voice coil motor rotor fixing support through pin positioning screws, and the movable optical lens is fixed with a movable optical lens fixing support through jackscrews.
The photoelectric limiting sensor support is fixedly provided with two photoelectric limiting sensors, the photoelectric limiting sensor support is fixed on the bottom plate through bolts, and the two photoelectric limiting sensors are fixed on the photoelectric limiting sensor support through bolts.
The grating ruler is fixed on the bottom plate through a bolt, the grating ruler driver is fixed on the bottom plate through a bolt, the linear guide rail limiting block is fixed on the bottom plate through a bolt, and the movable optical lens fixing support is provided with the photoelectric sensing limiting blocking piece and fixed on the movable optical lens fixing support through a bolt. The device that is applicable to 3D printing apparatus facula size adjustment includes foretell variable light spot mechanism.
The utility model discloses can be fully through the driven characteristic of voice coil motor electromagnetic induction, precision is high when controlling its motion with software, can be the exact find the position of required big facula in the course of the work and the position of little facula fast, the facula can make the big or small uniformity of facula high when big or small facula relapse automatic switch-over in the course of the work, the speed of motion is fast, and saving work is consuming time. The stator and the rotor of the voice coil motor are in non-contact transmission, and errors caused by assembly gaps among parts are avoided in the processes of processing non-standard parts and assembling.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The utility model provides a device suitable for 3D printing apparatus facula size adjustment which characterized in that includes: the device comprises a voice coil motor, a second support (4), a linear guide rail (5), a voice coil motor rotor fixing support (6), a movable optical lens fixing support (7), a voice coil motor stator (8), a voice coil motor rotor (9), a movable optical lens (10) and a part of fixed optical lens (11);
the voice coil motor can adjust the distance change between the movable optical lens (10) and a part of fixed optical lens (11) to enable the laser to pass through the optical lens to adjust the spot size;
the voice coil motor rotor (9) reciprocates on the linear guide rail (5) under the electromagnetic action;
the second bracket (4) is connected with a part of fixed optical lens (11);
the movable optical lens fixing support (7) is connected with the movable optical lens (10);
and the voice coil motor stator (8) is connected with the voice coil motor rotor (9).
2. The apparatus for adjusting the spot size of a 3D printing device according to claim 1, further comprising: the protective cover (1), the first bracket (2) and the bottom plate (3);
the base plate (3) is connected with the protective cover (1), the first support (2) and the second support (4) respectively.
3. The device for spot size adjustment of 3D printing equipment according to claim 2, characterized in that the base plate (3), the second support (4), the first support (2) are positioned;
the protective cover (1) is fixedly connected with the second support (4) and the first support (2).
4. The device for spot size adjustment for 3D printing apparatuses according to claim 2, wherein the base plate (3) comprises: a bottom plate limiting groove;
the linear guide rail (5) is arranged on the bottom plate limiting groove;
the linear guide rail (5) is fixedly connected with the bottom plate limiting groove;
the voice coil motor rotor fixing support (6) is fixedly connected with the linear guide rail (5) and the voice coil motor rotor (9);
the voice coil motor rotor (9) and the voice coil motor rotor fixing support (6) are positioned mutually;
the movable optical lens (10) is fixedly connected with the movable optical lens fixing support (7).
5. The apparatus for adjusting the spot size of a 3D printing device according to claim 2, further comprising: a photoelectric limit sensor bracket (12);
the photoelectric limiting sensor bracket (12) is arranged on the bottom plate (3).
6. The apparatus for adjusting the spot size of a 3D printing device according to claim 5, further comprising: a plurality of photoelectric limit sensors (15);
the photoelectric limit sensor (15) is fixedly connected with the photoelectric limit sensor bracket (12);
the photoelectric limit sensor bracket (12) is fixedly connected with the bottom plate (3).
7. The apparatus for adjusting the spot size of a 3D printing device according to claim 2, further comprising: a grating scale (14);
the grating ruler (14) is fixedly connected with the bottom plate (3).
8. The apparatus for adjusting the spot size of a 3D printing device according to claim 2, further comprising: a grating ruler driver (16) and a linear guide rail limiting block (17);
the grating ruler driver (16) is fixedly connected with the bottom plate (3);
the linear guide rail limiting block (17) is fixedly connected with the bottom plate (3).
9. The apparatus for adjusting the spot size of a 3D printing device according to claim 1, further comprising: a photoelectric induction limit baffle (13);
the photoelectric sensing limiting blocking piece (13) is fixedly connected with the movable optical lens fixing support (7).
10. 3D printing equipment is characterized in that 3D printing work is carried out by adopting the device suitable for adjusting the light spot size of the 3D printing equipment, which is disclosed by any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020627074.9U CN212528704U (en) | 2020-04-23 | 2020-04-23 | Device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020627074.9U CN212528704U (en) | 2020-04-23 | 2020-04-23 | Device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212528704U true CN212528704U (en) | 2021-02-12 |
Family
ID=74520604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020627074.9U Active CN212528704U (en) | 2020-04-23 | 2020-04-23 | Device and 3D printing apparatus suitable for 3D printing apparatus facula size is adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212528704U (en) |
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2020
- 2020-04-23 CN CN202020627074.9U patent/CN212528704U/en active Active
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