CN215473158U - 3D printer is from type mechanism - Google Patents
3D printer is from type mechanism Download PDFInfo
- Publication number
- CN215473158U CN215473158U CN202121343421.6U CN202121343421U CN215473158U CN 215473158 U CN215473158 U CN 215473158U CN 202121343421 U CN202121343421 U CN 202121343421U CN 215473158 U CN215473158 U CN 215473158U
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- groove
- screw rod
- assembly
- face
- spacing
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- 238000007639 printing Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000010146 3D printing Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 description 29
- 238000001723 curing Methods 0.000 description 21
- 238000007711 solidification Methods 0.000 description 19
- 230000008023 solidification Effects 0.000 description 19
- 239000007788 liquid Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000000016 photochemical curing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a 3D printer release mechanism in the field of 3D printing equipment, which comprises a rack, wherein a driving assembly is installed at the upper end of the rack, a curing assembly is installed at the lower end of the rack, a screw rod is fixedly installed on an output shaft of the driving assembly, a sliding support is in threaded connection with the surface of the screw rod, a printing platform is fixedly installed at the lower end of the sliding support through a nut, a placing groove is formed in the upper end of the curing assembly, a material groove is placed in the placing groove, a separation assembly is installed in the curing assembly, and the separation assembly is driven through the screw rod.
Description
Technical Field
The utility model relates to the field of 3D printing equipment, in particular to a release mechanism of a 3D printer.
Background
The types of the 3D printers are very many, wherein the photocuring method has the characteristics of high forming precision, good surface finish, high material utilization rate and the like, the photocuring method controls a printing platform to descend into a trough through a lifting mechanism, the curing height of a curing assembly is limited, so that the printing platform needs to descend to a position which is away from the lower end face of the trough by a curing layer, then the curing assembly works to perform curing forming on liquid raw materials between the printing platform and the lower end face of the trough, the formed solid raw materials can be adhered to the bottom end of the trough and the lower end of the printing platform, then the lifting assembly controls the printing platform to ascend by a curing layer distance to enable the formed solid raw materials to be separated from the bottom end of the trough, the distance between the formed solid raw materials and the bottom end of the trough is the distance of one curing layer, and when the front surface of the curing raw materials is separated from the trough, the adhesion suction force is quite large, especially, when the first illumination forms the solidification raw materials, the another side of solidification raw materials is with print platform lower surface adhesion mutually, if the bonding strength that the print platform lower surface provided is not enough, big adhesion will lead to just by the raw materials of solidification can't all be mentioned together when print platform lifts up, the solidification raw materials of just shaping glues in the bottom of silo, causes the printing failure.
Therefore, the utility model provides a release mechanism of a 3D printer to solve the problems in the background art.
Disclosure of Invention
The utility model aims to provide a release mechanism of a 3D printer, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
A3D printer release mechanism comprises a rack, wherein a driving assembly is installed at the upper end of the rack, a curing assembly is installed at the lower end of the rack, a screw rod is fixedly installed on an output shaft of the driving assembly, a sliding support is in threaded connection with the surface of the screw rod, a printing platform is fixedly installed at the lower end of the sliding support through a nut, a placing groove is formed in the upper end of the curing assembly, a material groove is placed in the placing groove, a separating assembly is installed in the curing assembly and is driven by the screw rod, the separating assembly comprises a first rectangular groove, the front end face of the first rectangular groove is communicated with a second rectangular groove through a round hole, the lower end of the screw rod extends into the first rectangular groove, a first bevel gear is fixedly installed at the lower end of the screw rod, a second bevel gear is rotatably installed in the round hole, and a rotating disc is fixedly installed at the front end of the second bevel gear, the utility model discloses a printing device, including a rotating disc, a first bevel gear, a second rectangular channel, a top groove, a top block, a mounting plate, a material groove, a mounting plate, a top block, a mounting plate, a material lifting block, a mounting plate, a material lifting block, a mounting plate, a printing platform, a material lifting block, a material lifting block.
As a further scheme of the utility model: the rack is characterized in that two limiting plates are fixedly mounted on the rear end face of the inner cavity of the rack, the two limiting plates are symmetrically mounted on the left side and the right side, the sliding support is slidably mounted between the two limiting plates and limits the sliding support, and the sliding support can only slide up and down when the screw rod rotates.
As a still further scheme of the utility model: the left and right lengths of the inner cavity of the limiting ring are not smaller than the diameter of the rotating disc, and the sufficient sliding distance of the convex block in the limiting block is guaranteed.
As a still further scheme of the utility model: when the lug rotated to the lower extreme of rolling disc, the up end of kicking block was terminal surface parallel and level under the terminal surface and the silo inner chamber, when solidification subassembly carried out the shaping to liquid raw materials, guaranteed that the lower terminal surface of silo is a smooth plane, has guaranteed that solidification is accomplished under the solidification raw materials terminal surface and is a smooth plane.
As a still further scheme of the utility model: the left end face and the right end face of second rectangular channel have all been seted up the spacing groove, the left end and the right-hand member slidable mounting of spacing ring are at the spacing inslot, the fore-and-aft distance of spacing groove is the same with the fore-and-aft distance of spacing ring, and the distance is the same with the spacing ring about to the length about between two spacing grooves, controls and backward spacing to the spacing ring, prevents that the spacing ring from inclining about and around.
As a still further scheme of the utility model: and the upper end surface of the curing assembly is rotatably provided with a fastening screw, and the hopper is fixed in the placing groove on the curing assembly through the fastening screw.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
through installation separable set in the solidification subassembly, separable set passes through screw drive, when print platform rebound, kicking block in the separable set will rise solidification forming's raw materials jack-up from the silo lower extreme, make solidification forming raw materials and silo bottom separation, then the kicking block can separate with solidification forming's raw materials lower extreme, because area of contact between kicking block and the solidification forming's raw materials is less than the area of contact of solidification forming raw materials and silo bottom, so adhesion between solidification forming's raw materials and the kicking block up end can be less than the adhesion of print platform and solidification forming's raw materials up end far away, at this moment just can guarantee that solidification forming's raw materials can not separate with print platform, success rate when printing is higher, the waste of material has been reduced, the efficiency of work has also been increased, the practicality is stronger.
Drawings
FIG. 1 is a schematic diagram of the general structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic view of the separation module of the present invention;
FIG. 5 is an exploded view of the separator assembly of the present invention;
fig. 6 is a schematic structural view of the mounting plate of the present invention.
In the figure: the printing device comprises a machine frame 1, a driving assembly 2, a curing assembly 3, a screw rod 4, a sliding support 5, a printing platform 6, a placing groove 7, a material groove 8, a limiting plate 9, a first rectangular groove 10, a second rectangular groove 11, a first bevel gear 12, a second bevel gear 13, a rotating disc 14, a lug 15, a limiting ring 16, a mounting plate 17, a top block 18, a top groove 19, a limiting groove 20 and a fastening screw 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, in the embodiment of the present invention, a release mechanism of a 3D printer includes a frame 1, a driving assembly 2 is installed at an upper end of the frame 1, a curing assembly 3 is installed at a lower end of the frame 1, a screw rod 4 is fixedly installed at an output shaft of the driving assembly 2, a sliding support 5 is connected to a surface of the screw rod 4 in a threaded manner, a printing platform 6 is fixedly installed at a lower end of the sliding support 5 through a nut, a placing groove 7 is formed at an upper end of the curing assembly 3, a material groove 8 is placed in the placing groove 7, a separating assembly is installed in the curing assembly 3, the separating assembly is driven by the screw rod 4, the separating assembly includes a first rectangular groove 10, a second rectangular groove 11 is communicated with a front end surface of the first rectangular groove 10 through a circular hole, a lower end of the screw rod 4 extends into the first rectangular groove 10, a first bevel gear 12 is fixedly installed at a lower end of the screw rod 4, the round hole is rotatably provided with a second bevel gear 13, the front end of the second bevel gear 13 extends into the second rectangular groove 11 and is fixedly provided with a rotating disc 14, the front end face of the rotating disc 14 is fixedly provided with a convex block 15, the second rectangular groove 11 is slidably provided with a limit ring 16, the convex block 15 is slidably arranged in the limit ring 16, the front end face of the limit ring 16 is fixedly provided with a mounting plate 17, the upper end face of the mounting plate 17 is fixedly provided with a top block 18, the lower end face of the trough 8 is provided with a top groove 19, the top block 18 is slidably arranged in the top groove 19, when the screw 4 rotates, the first bevel gear 12 drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the rotating disc 14 to rotate, the rotating disc 14 drives the convex block 15 to perform circular motion, so that the limit ring 16 can reciprocate up and down to drive the mounting plate 17 to reciprocate up and down together, in this way, the solidified raw material can be jacked up by the jacking block 18, and the solidified raw material can be ensured to ascend together with the printing platform 6.
In this embodiment, rack 1 inner chamber rear end face fixed mounting has limiting plate 9, two are installed to limiting plate 9 bilateral symmetry, and sliding support 5 slidable mounting carries on spacingly between two limiting plates 9 to sliding support 5, and sliding support 5 can only slide from top to bottom when screw rod 4 rotates.
In this embodiment, the left-right length of the inner cavity of the limiting ring 16 is not less than the diameter of the rotating disc 14, so as to ensure that the bump 15 has a sufficient sliding distance in the limiting block.
In this embodiment, when the lug 15 rotates to the lowest end of the rotating disc 14, the upper end surface of the ejector block 18 is flush with the lower end surface of the inner cavity of the trough 8, when the curing assembly 3 molds the liquid raw material, the lower end surface of the trough 8 is guaranteed to be a flat plane, and the lower end surface of the cured raw material after the curing is completed is guaranteed to be a flat plane.
In this embodiment, the left end face and the right end face of the second rectangular groove 11 have all been seted up the spacing groove 20, the left end and the right-hand member slidable mounting of spacing ring 16 are in the spacing groove 20, the fore-and-aft distance of spacing groove 20 is the same with the fore-and-aft distance of spacing ring 16, and the distance is the same with spacing ring 16 about to controlling the length between two spacing grooves 20, controls and backward spacing to spacing ring 16, prevents that the spacing ring 16 from inclining about and around.
In this embodiment, a fastening screw 21 is rotatably attached to the upper end surface of the curing unit 3, and the hopper is fixed in the placement groove 7 of the curing unit 3 by the fastening screw 21.
The working principle of the utility model is as follows:
firstly, a trough 8 is placed in a placing groove 7, a top block 18 is inserted into a top groove 19, then the trough 8 is fixed in the placing groove 7 through a fastening screw 21, then raw materials can be added into the trough 8, then a driving assembly 2 is started to enable a screw rod 4 to rotate, at the moment, a sliding support 5 can slide downwards until the distance between the lower end face of a printing platform 6 and the lower end face of an inner cavity of the trough 8 is equal to the height of a solidified layer, the driving assembly 2 stops, at the moment, the upper end face of the top block 18 is just level with the lower end face of the inner cavity of the trough 8, then a solidifying assembly 3 below starts to work, liquid raw materials originally positioned between the lower end face of the printing platform 6 and the lower end face of the inner cavity of the trough 8 can be solidified, the upper end of the solidified raw materials can be adhered to the lower end face of the printing platform 6, and the lower end of the solidified materials can be adhered to the lower end face of the trough 8, when the driving device starts the screw rod 4 to rotate reversely, the sliding support 5 starts to move upwards, the distance of each upward movement of the sliding support 5 is the same as the distance of one solidified layer, when the sliding support 5 slides upwards under the driving of the reverse rotation of the screw rod 4, the first bevel gear 12 at the lower end of the screw rod 4 is meshed with the second bevel gear 13 to drive the second bevel gear 13 to rotate, the second bevel gear 13 drives the rotating disc 14 to rotate, the lug 15 generates circular motion when the rotating disc 14 rotates, the lug 15 drives the limit ring 16 and the mounting plate 17 to move up and down through circular motion, we regard the height of one solidified layer rising between the sliding as a period, in the period, the first bevel gear 12 drives the second bevel gear 13 to rotate for one circle, the rotating disc 14 just rotates for one circle, and the motion of the limit ring 16 rises for the first half period and then falls for the half period, like this kicking block 18 will follow print platform 6 and rise in step when print platform 6 rises to rising, just so can make the raw materials lower extreme that the solidification was accomplished break away from with 8 bottoms of silo, then when print platform 6 rises to the height of half solidified layer, kicking block 18 can begin the downstream, makes the raw materials lower extreme that the solidification was accomplished break away from with the upper end of kicking block 18, just so can guarantee that the raw materials that the solidification was accomplished can follow print platform 6 and rise together, has guaranteed printing quality.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a 3D printer is from type mechanism, includes frame (1), its characterized in that: the automatic printing machine is characterized in that a driving assembly (2) is installed at the upper end of the rack (1), a curing assembly (3) is installed at the lower end of the rack (1), a screw rod (4) is fixedly installed at an output shaft of the driving assembly (2), a sliding support (5) is in threaded connection with the surface of the screw rod (4), a printing platform (6) is fixedly installed at the lower end of the sliding support (5) through a nut, a placing groove (7) is formed in the upper end of the curing assembly (3), a material groove (8) is placed in the placing groove (7), a separating assembly is installed in the curing assembly (3) and driven through the screw rod (4), the separating assembly comprises a first rectangular groove (10), a second rectangular groove (11) is communicated with the front end face of the first rectangular groove (10) through a circular hole, the lower end of the screw rod (4) extends into the first rectangular groove (10), a first bevel gear (12) is fixedly installed at the lower end of the screw rod (4), second bevel gear (13) are installed to the round hole internal rotation, second bevel gear (13) front end stretches into second rectangular channel (11) internal fixed mounting has rolling disc (14), the preceding terminal surface fixed mounting of rolling disc (14) has lug (15), sliding mounting has spacing ring (16) in second rectangular channel (11), lug (15) slidable mounting is in spacing ring (16), terminal surface fixed mounting has mounting panel (17) before spacing ring (16), the up end fixed mounting of mounting panel (17) has kicking block (18), top groove (19) have been seted up to the lower terminal surface of silo (8), kicking block (18) slidable mounting is in kicking groove (19).
2. The release mechanism of the 3D printer according to claim 1, wherein: frame (1) inner chamber rear end face fixed mounting has limiting plate (9), limiting plate (9) bilateral symmetry installs two, and sliding support (5) slidable mounting is between two limiting plates (9).
3. The release mechanism of the 3D printer according to claim 1, wherein: the left and right lengths of the inner cavity of the limiting ring (16) are not less than the diameter of the rotating disc (14).
4. The release mechanism of the 3D printer according to claim 1, wherein: when the lug (15) rotates to the lowest end of the rotating disc (14), the upper end face of the ejector block (18) is flush with the lower end face of the inner cavity of the trough (8).
5. The release mechanism of the 3D printer according to claim 1, wherein: spacing groove (20) have all been seted up to the left end face and the right-hand member of second rectangular channel (11), the left end and the right-hand member slidable mounting of spacing ring (16) are in spacing groove (20), the fore-and-aft distance of spacing groove (20) is the same with the fore-and-aft distance of spacing ring (16), and the distance is the same with spacing ring (16) about between two spacing grooves (20) control length.
6. The release mechanism of the 3D printer according to claim 1, wherein: and a fastening screw (21) is rotatably arranged on the upper end surface of the curing assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121343421.6U CN215473158U (en) | 2021-06-17 | 2021-06-17 | 3D printer is from type mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121343421.6U CN215473158U (en) | 2021-06-17 | 2021-06-17 | 3D printer is from type mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215473158U true CN215473158U (en) | 2022-01-11 |
Family
ID=79719310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121343421.6U Expired - Fee Related CN215473158U (en) | 2021-06-17 | 2021-06-17 | 3D printer is from type mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215473158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115246219A (en) * | 2022-09-23 | 2022-10-28 | 山东交通学院 | Automatic 3D printing apparatus of drawing of patterns |
-
2021
- 2021-06-17 CN CN202121343421.6U patent/CN215473158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115246219A (en) * | 2022-09-23 | 2022-10-28 | 山东交通学院 | Automatic 3D printing apparatus of drawing of patterns |
| CN115246219B (en) * | 2022-09-23 | 2022-11-25 | 山东交通学院 | Automatic 3D printing apparatus of drawing of patterns |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |