CN212171327U - 3D prints cistern device and 3D printing apparatus - Google Patents
3D prints cistern device and 3D printing apparatus Download PDFInfo
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- CN212171327U CN212171327U CN202020458684.0U CN202020458684U CN212171327U CN 212171327 U CN212171327 U CN 212171327U CN 202020458684 U CN202020458684 U CN 202020458684U CN 212171327 U CN212171327 U CN 212171327U
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Abstract
The utility model discloses a 3D printing liquid tank device 3D printing equipment, the device comprises a liquid tank component, a light source component and a light transmission piece, wherein the light source component is arranged at one side of the liquid tank component, and the light transmission piece is arranged at one end of the liquid tank component and is positioned between the light source component and the liquid tank component; the liquid tank assembly comprises a forming cylinder for forming the light-cured material and a feeding cylinder for accommodating the light-cured material and feeding the forming cylinder, and the forming cylinder and the feeding cylinder are separated by a liquid tank partition plate; a material passing gap for passing materials is arranged between the edge of the liquid tank partition plate close to the light transmitting sheet and the light transmitting sheet; the feeding cylinder is internally provided with a feeding movable plate, and the feeding movable plate is connected with the movable end of the feeding lifting assembly. The utility model discloses saved the reciprocal time of strickleing off of traditional scraper, but continuous shaping is printed, has promoted the printing speed greatly.
Description
Technical Field
The utility model relates to a 3D printing technique, specific theory especially relates to a 3D prints cistern device and 3D printing apparatus.
Background
In the 3D printing process, Stereolithography (SLA) and Digital Light Processing (DLP) are generally regarded as techniques capable of reaching the highest standards in terms of part complexity and precision, both of which use light to induce polymerization of photosensitive resin. The principle of photocuring 3D printing is to layer a three-dimensional model in one direction so as to obtain contour information or image information of each layer, to cause polymerization reaction by a light source, to complete curing of each layer, and to finally realize a three-dimensional solid model. 3D printing can be applied to many fields, has advantages such as need not the equipment, with low costs and high quality.
The existing optical machine (laser) is positioned above the molding surface for exposure and solidification, the molding surface can be generally provided with a scraper capable of moving horizontally, resin slurry at the molding surface is strickleed off, the solidification is completed after the resin slurry is strickled off by light emitting of the optical machine (laser), the molding plate descends for one layer, the scraper continues to complete one reciprocating motion to strickle off the resin slurry, the printing of a model can be completed by the aid of the circulation, but the scraper is required to reciprocate for one layer in each printing, the preparation work for printing needs a large amount of time, and the printing needs to take a long time.
SUMMERY OF THE UTILITY MODEL
In order to solve the long problem of printing time of current 3D printing device, the utility model provides a 3D prints cistern device and 3D printing apparatus.
A3D printing liquid tank device comprises a liquid tank assembly, a light source assembly and a light transmitting sheet, wherein the light source assembly is arranged on one side of the liquid tank assembly, and the light transmitting sheet is arranged at one end of the liquid tank assembly and is positioned between the light source assembly and the liquid tank assembly;
the liquid tank assembly comprises a forming cylinder for forming the light-cured material and a feeding cylinder for accommodating the light-cured material and feeding the forming cylinder, and the forming cylinder and the feeding cylinder are separated by a liquid tank partition plate;
the light-transmitting sheet is arranged on one side of the cylinder openings of the forming cylinder and the feeding cylinder and seals the forming cylinder and the feeding cylinder; a material passing gap for passing materials is arranged between the edge of the liquid tank partition plate close to the light transmitting sheet and the light transmitting sheet;
the feeding device is characterized in that a feeding movable plate is arranged in the feeding cylinder and connected with the movable end of the feeding lifting assembly, and the feeding movable plate is pushed by the feeding lifting assembly so that the light-cured material in the feeding cylinder is pushed into the forming cylinder through the material passing gap.
Optionally, be equipped with the shaping fly leaf in the shaping jar, the shaping fly leaf is connected with shaping lifting unit's expansion end, the shaping fly leaf receives shaping lifting unit promotes, so that photocuring material in the shaping jar is flattened in the lower surface of printing opacity piece.
Optionally, a platform substrate is arranged above the liquid tank assembly, a slide holder is detachably mounted on the platform substrate, and the light-transmitting sheet is arranged on the slide holder.
Optionally, the light source assembly comprises a laser, a chip and an upper computer, the chip is installed on the laser, the upper computer is in signal connection with the laser, and the chip is a digital micromirror DMD chip.
Optionally, the light source subassembly includes the laser pen and drives the motion module that the laser pen removed, the motion module includes the X axle motion module that removes along X axle direction and the Y axle motion module that removes along Y axle direction.
Optionally, the light source assembly comprises an LED lamp and a liquid crystal screen, the LED lamp is disposed on one side of the light-transmitting sheet, and the liquid crystal screen is attached to the upper surface of the light-transmitting sheet.
Optionally, the light-transmitting sheet is a glass sheet.
Optionally, the light-curable material is a photosensitive resin or a curable bio-ink added with active cells.
Optionally, the forming lifting assembly comprises a motor, a screw rod and a coupler, the motor, the screw rod and the coupler are arranged below the liquid tank assembly, the motor is in transmission connection with the screw rod, the coupler is arranged between the motor and the screw rod, a nut is sleeved on the screw rod, and the nut is in transmission connection with the forming movable plate.
A3D printing apparatus includes a 3D printing fluid bath device.
The utility model provides a 3D printing liquid groove device and 3D printing apparatus, laminating on the cistern subassembly sets up the printing opacity piece, and shaping fly leaf and printing opacity piece cooperate with the light cured material flattening, combine the light source subassembly that is used for the solidification, and the light cured material is in the lower surface solidification shaping of printing opacity piece, has saved the time that traditional scraper reciprocated strickle, can continuous shaping printing, has promoted the speed of printing greatly; the feeding cylinder feeds materials into the forming cylinder through the material passing gap, so that the time for adding the light curing material is reduced, and the printing time is shortened; the 3D printing equipment has the 3D printing liquid groove, and can improve the speed of 3D printing.
Drawings
Fig. 1 is a schematic view of a 3D printing liquid bath device provided in embodiment 1 of the present invention;
fig. 2 is a schematic view of a liquid bath assembly according to an embodiment of the present invention;
fig. 3 is a schematic view of a 3D printing liquid tank device provided in embodiment 2 of the present invention.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Example 1:
referring to the accompanying drawings 1-2, a 3D printing liquid tank device comprises a liquid tank assembly 1, a light source assembly 2 and a light transmission piece 3, wherein the light source assembly 2 is arranged on one side of the liquid tank assembly 1, and the light transmission piece 3 is arranged at one end of the liquid tank assembly 1 and is positioned between the light source assembly 2 and the liquid tank assembly 1. The liquid bath assembly 1 comprises a forming cylinder 16 for forming the light-cured material and a supply cylinder 17 for containing the light-cured material and supplying the forming cylinder, wherein the forming cylinder 16 and the supply cylinder 16 are separated by a liquid bath partition plate 11; the light-transmitting sheet 3 is arranged on one side of the cylinder openings of the forming cylinder 16 and the feeding cylinder 16, and seals the forming cylinder 16 and the feeding cylinder 16, specifically, the forming cylinder 16 and the feeding cylinder 16 are both provided with a liquid tank outer wall 12 opposite to the other end of the liquid tank partition plate 11, and the upper surface of the liquid tank outer wall 12 is attached to the light-transmitting sheet 3; a material passing gap 15 for passing materials is arranged between the edge of the liquid tank clapboard 11 close to the light-transmitting sheet 3 and the light-transmitting sheet 3.
A supply movable plate 13 is arranged in the supply cylinder 16, the supply movable plate 13 is connected with the movable end of the supply lifting assembly 5, and the supply movable plate 13 is pushed by the supply lifting assembly 5, so that the light-cured material in the supply cylinder 16 is pushed into the forming cylinder 16 through the material passing gap 15. The feeding cylinder 16 can provide light curing material into the forming cylinder 16 through the material passing gap 15, and printing does not need to be stopped during feeding, so that the printing speed is increased.
A forming movable plate 14 is arranged in the forming cylinder 16, the forming movable plate 14 is connected with the movable end of the forming lifting assembly 4, the forming movable plate 14 is pushed by the forming lifting assembly 4, so that the light-cured material in the forming cylinder 16 is pressed flat on the lower surface of the light-transmitting sheet 3, and the lower surface of the light-transmitting sheet 3 is a forming surface.
Specifically, when the light-cured material in the forming cylinder 16 is not enough, the feeding movable plate 13 is driven by the feeding lifting assembly 5 to ascend, the light-cured material flows into the forming cylinder 16 from the material passing gap 15, the forming movable plate 14 is driven by the forming lifting assembly 4 to move upwards, the light-cured material is flattened on the lower surface of the light-transmitting sheet 3, the light source assembly 2 used for material curing is combined, the printing process can be quickly completed without scraping the material, and the printing speed is greatly improved. The flume outer walls 12 on the two sides are fixedly attached to the light transmitting sheet 3 to ensure sealing, so that materials can only flow in the forming cylinder and the feeding cylinder, and overflow is avoided.
In one embodiment, the photo-curable material is a photosensitive resin or a curable bio-ink with added living cells, but other materials can be used for the photo-curable material.
A platform substrate 6 is arranged above the liquid tank assembly 1, a slide holder 7 is detachably mounted on the platform substrate 6, the light-transmitting sheet 3 is arranged on the slide holder 7, and the platform substrate 6 can be used as an operation table top to facilitate manual operation; a hollow area can be arranged in the middle of the slide holder 7, and the light-transmitting sheet 3 is arranged on the hollow area; the slide holder 7 is rotatably arranged on the platform substrate 6 at one side, so that printing materials can be conveniently added into the liquid tank assembly. In one embodiment, the light-transmitting sheet 3 is a glass sheet, which has high transparency and is easy to mold, the glass sheet tightly covers the feeding cylinder and the molding cylinder to prevent the light-curing material from overflowing from the feeding cylinder or the molding cylinder, and besides, the light-transmitting sheet can also be made of a high-light-transmitting plastic material, and the specific material form is not limited.
The light source component 2 comprises a laser 21, a chip and an upper computer, wherein the chip is installed on the laser 21, the upper computer is in signal connection with the laser, and the chip is a digital micromirror DMD chip. The chip controls the printing forming precision, a surface exposure form is adopted, and the laser 21 sequentially projects the obtained images on a forming surface under the control of an upper computer to realize model printing.
In an embodiment, the forming lifting assembly 4 includes a motor 41, a lead screw 42 and a coupling 43 disposed below the liquid bath assembly 1, the motor 41 is in transmission connection with the lead screw 42, the coupling 43 is disposed between the motor 41 and the lead screw 42, and the lead screw 42 is sleeved with a nut which is in transmission connection with the forming movable plate 14. The structure of the feeding lifting assembly 5 may be designed to be the same or substantially the same as that of the forming lifting assembly 4, in an embodiment, the feeding lifting assembly 5 includes a feeding motor 51, a feeding screw 52 and a feeding coupling 53 disposed below the liquid bath assembly 1, the feeding motor 51 is in transmission connection with the feeding screw 52, the feeding coupling 53 is disposed between the feeding motor 51 and the feeding screw 52, and a nut sleeved on the feeding screw 52 is in transmission connection with the feeding movable plate.
Example 2:
referring to fig. 1 and 3, the present embodiment is substantially the same as embodiment 1 except that: the light source assembly 2 comprises a laser pen 22 and a motion module for driving the laser pen 22 to move, and the motion module comprises an X-axis motion module 23 moving along the X-axis direction and a Y-axis motion module 24 moving along the Y-axis direction. The laser pen moves through the motion module, and printing precision can be greatly improved.
Example 3:
this embodiment is substantially the same as embodiment 1 except that: light source subassembly 2 includes LED lamp and LCD screen, and the LED lamp setting is in one side of printing opacity piece 3, and the LCD screen pastes the upper surface at printing opacity piece. The price of the liquid crystal screen is far lower than that of the laser, and the device has the advantage of low cost.
The utility model discloses a light source subassembly has adopted the embodiment of three kinds of differences, provides the illumination shaping mode of three kinds of differences of laser instrument, laser pen and LED lamp, can select the structure of light source subassembly according to actual conditions to realize improving different aspects such as printing precision, reduce cost and optimize 3D printing cistern device.
The utility model provides a 3D printing cistern device and 3D printing apparatus, laminating on the cistern subassembly sets up the printing opacity piece, and shaping fly leaf and printing opacity piece cooperate with the light cured material flattening, combine the light source subassembly that is used for the solidification, and the light cured material is in the lower surface solidification shaping of printing opacity piece, has saved the time that traditional scraper reciprocated strickle, can continuous shaping printing, has promoted the printing speed greatly; the feeding cylinder feeds materials into the forming cylinder through the material passing gap, so that the time for adding the light curing material is reduced, and the printing time is shortened; the 3D printing equipment has the 3D printing liquid groove, and can improve the speed of 3D printing.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. The 3D printing liquid tank device is characterized by comprising a liquid tank assembly (1), a light source assembly (2) and a light transmitting sheet (3), wherein the light source assembly (2) is arranged on one side of the liquid tank assembly (1), and the light transmitting sheet (3) is arranged at one end of the liquid tank assembly (1) and is positioned between the light source assembly (2) and the liquid tank assembly (1);
the liquid bath assembly (1) comprises a forming cylinder (16) for forming the light-cured material and a feeding cylinder (17) for containing the light-cured material and feeding the forming cylinder (16), and the forming cylinder (16) and the feeding cylinder (17) are arranged in a separated mode through a liquid bath partition plate (11);
the light-transmitting sheet (3) is arranged on one side of the cylinder openings of the forming cylinder (16) and the feeding cylinder (17) and seals the forming cylinder (16) and the feeding cylinder (17); a material passing gap (15) for passing materials is arranged between the edge of the liquid tank partition plate (11) close to the light transmitting sheet (3) and the light transmitting sheet (3);
the light-cured material feeding device is characterized in that a feeding movable plate (13) is arranged in the feeding cylinder (17), the feeding movable plate (13) is connected with the movable end of the feeding lifting assembly (5), and the feeding movable plate (13) is pushed by the feeding lifting assembly (5) so that the light-cured material in the feeding cylinder (17) is pushed into the forming cylinder (16) through the material passing gap (15).
2. A 3D printing fluid bath apparatus according to claim 1, wherein: be equipped with shaping fly leaf (14) in shaping jar (16), shaping fly leaf (14) are connected with the expansion end of shaping lifting unit (4), shaping fly leaf (14) receive shaping lifting unit (4) promote, so that photocuring material in shaping jar (16) is flattened in the lower surface of printing opacity piece (3).
3. A 3D printing fluid bath apparatus according to claim 1, wherein: the liquid tank assembly is characterized in that a platform substrate (6) is arranged above the liquid tank assembly (1), a slide holder (7) is detachably mounted on the platform substrate (6), and the light-transmitting sheet (3) is arranged on the slide holder.
4. A 3D printing fluid bath apparatus according to claim 1, wherein: the light source assembly (2) comprises a laser (21), a chip and an upper computer, wherein the chip is installed on the laser (21), the upper computer is in signal connection with the laser (21), and the chip is a digital micromirror DMD chip.
5. A 3D printing fluid bath apparatus according to claim 1, wherein: light source subassembly (2) include laser pen (22) and the motion module that drive laser pen (22) removed, the motion module includes X axle motion module (23) that remove along X axle direction and Y axle motion module (24) that remove along Y axle direction.
6. A 3D printing fluid bath apparatus according to claim 1, wherein: the light source assembly (2) comprises an LED lamp and a liquid crystal screen, the LED lamp is arranged on one side of the light transmission piece, and the liquid crystal screen is attached to the upper surface of the light transmission piece (3).
7. A 3D printing fluid bath apparatus according to any one of claims 1 to 3, wherein: the light-transmitting sheet (3) is a glass sheet.
8. A 3D printing fluid bath apparatus according to claim 1 or 2, wherein: the light curing material is photosensitive resin or curable bio-ink added with active cells.
9. A 3D printing fluid bath apparatus according to claim 1, wherein: shaping lifting unit (4) is including setting up motor (41), lead screw (42) and shaft coupling (43) in cistern assembly (1) below, motor (41) and lead screw (42) transmission are connected, shaft coupling (43) set up between motor (41) and lead screw (42), the cover is equipped with the nut on lead screw (42), the nut is connected with shaping fly leaf (14) transmission.
10. The utility model provides a 3D printing apparatus which characterized in that: comprising a 3D printing fluid bath apparatus according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020458684.0U CN212171327U (en) | 2020-04-01 | 2020-04-01 | 3D prints cistern device and 3D printing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020458684.0U CN212171327U (en) | 2020-04-01 | 2020-04-01 | 3D prints cistern device and 3D printing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212171327U true CN212171327U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020458684.0U Active CN212171327U (en) | 2020-04-01 | 2020-04-01 | 3D prints cistern device and 3D printing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212171327U (en) |
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2020
- 2020-04-01 CN CN202020458684.0U patent/CN212171327U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 plant 3, Huahan science and Technology Industrial Park, north of the west section of Jinniu West Road, Pingshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen guangyunda Additive Manufacturing Research Institute Patentee after: Shenzhen Yunjiang Zhizao Technology Co.,Ltd. Patentee after: Shenzhen collaborative innovation high tech Development Co.,Ltd. Address before: 518000 plant 3, Huahan science and Technology Industrial Park, north of the west section of Jinniu West Road, Pingshan District, Shenzhen, Guangdong Province Patentee before: Shenzhen guangyunda Additive Manufacturing Research Institute Patentee before: Shenzhen pilot times 3D Technology Co.,Ltd. Patentee before: Shenzhen collaborative innovation high tech Development Co.,Ltd. Address after: 518000 plant 3, Huahan science and Technology Industrial Park, north of the west section of Jinniu West Road, Pingshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen guangyunda Additive Manufacturing Research Institute Patentee after: Shenzhen pilot times 3D Technology Co.,Ltd. Patentee after: Shenzhen collaborative innovation high tech Development Co.,Ltd. Address before: 518000 plant 3, Huahan science and Technology Industrial Park, north of the west section of Jinniu West Road, Pingshan District, Shenzhen, Guangdong Province Patentee before: Shenzhen guangyunda Additive Manufacturing Research Institute Patentee before: Shenzhen Chengyi Technology Co.,Ltd. Patentee before: Shenzhen collaborative innovation high tech Development Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |