CN111113893A - Resin liquid level adjusting method - Google Patents
Resin liquid level adjusting method Download PDFInfo
- Publication number
- CN111113893A CN111113893A CN202010053299.2A CN202010053299A CN111113893A CN 111113893 A CN111113893 A CN 111113893A CN 202010053299 A CN202010053299 A CN 202010053299A CN 111113893 A CN111113893 A CN 111113893A
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- Prior art keywords
- adjusting
- resin
- resin liquid
- tank
- liquid level
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/255—Enclosures for the building material, e.g. powder containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Optics & Photonics (AREA)
Abstract
The invention relates to the technical field of 3D printing, and discloses a liquid level adjusting method for resin liquid, wherein a resin liquid adjusting device is used for adjusting the liquid level of the resin liquid, and the resin liquid adjusting device comprises a resin groove, a balance block and a lifting mechanism; the resin tank comprises a working tank with an upward opening and an adjusting tank with an upward opening, and the interior of the working tank is communicated with the interior of the adjusting tank; the adjusting method comprises the following steps: and the lifting mechanism is adopted to drive the balance block to move up and down in the adjusting groove, so that the resin liquid in the working groove enters the adjusting groove or the resin liquid in the adjusting groove enters the working groove, and the liquid level of the resin liquid in the working groove is adjusted. The application provides a pair of resin liquid level control method, through adopting elevating system to drive the regulating block downstream, can extrude the resin liquid in the adjustment tank to the work inslot to make the resin liquid level height in the work inslot keep invariable, thus do not influence the printing efficiency of product, above-mentioned regulating method easy operation simultaneously, the control of being convenient for also easily realizes.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a resin liquid level adjusting method.
Background
The technology for 3D printing using photosensitive resin, which is a high-precision additive manufacturing technology, is rapidly developing. A conventional 3D printing apparatus has a resin tank containing a photosensitive resin in a liquid state.
In the printing process of the product, photosensitive resin in the resin tank is consumed, so that the liquid level height of the resin in the resin tank can be changed, and therefore resin liquid needs to be added into the resin tank while printing, so that the resin liquid in the resin tank is kept at a liquid level height position suitable for workpiece printing. The conventional method requires pausing the apparatus by software or a control panel and manually pouring the photosensitive resin into a resin tank. Thus, the operation is easy to miss the feeding time and is troublesome; in addition, the feeding amount of manual feeding is not easy to control, and errors are easy to occur, so that the printing efficiency and the normal operation of equipment are influenced.
Disclosure of Invention
The invention aims to provide a liquid level adjusting method for resin liquid, and aims to solve the problem that in the prior art, the liquid level of the resin in a resin tank is not easy to adjust in the working process of 3D printing equipment.
In order to solve the technical problem, the invention provides a method for adjusting the liquid level of resin liquid, which is implemented by using a resin liquid adjusting device to adjust the liquid level of the resin liquid, wherein the resin liquid adjusting device comprises a resin tank, a balance block and a lifting mechanism; the resin tank comprises a working tank with an upward opening and an adjusting tank with an upward opening, the interior of the working tank is communicated with the interior of the adjusting tank, the balance block is arranged in the adjusting tank, and the lifting mechanism is fixedly connected with the balance block; the adjusting method comprises the following steps:
adopt elevating system drives the balancing piece is in the upper and lower motion of adjustment tank makes the resin liquid in the work groove gets into the adjustment tank or the resin liquid in the adjustment tank gets into the work groove, in order to adjust the liquid level of the resin liquid in the work groove.
Furthermore, the lifting mechanism comprises a guide rail arranged longitudinally, a lifting plate connected with the guide rail in a sliding manner, and a driving structure driving the lifting plate to move up and down along the guide rail; the lifting plate is fixedly connected with the balance block.
Furthermore, the driving structure comprises a screw rod which is in threaded connection with the lifting plate and extends longitudinally, and a motor which drives the screw rod to rotate; the extending direction of the screw rod is consistent with the extending direction of the guide rail, the rotation of the motor drives the screw rod to rotate, and the rotation of the screw rod drives the lifting plate to move along the extending direction of the guide rail.
Furthermore, the guide rail is fixed above the balance block, a connecting plate is arranged between the lifting plate and the balance block, one end of the connecting plate is fixedly connected with the lifting plate, and the other end of the connecting plate is fixedly connected with the balance block.
Further, the resin liquid adjusting device also comprises a frame; the frame includes X axle base plate and the Z axle base plate of longitudinal arrangement that the level was arranged, the guide rail is fixed on the Z axle base plate, the printing window has been seted up to the upper surface of X axle base plate, the resin groove is arranged the below of X axle base plate, just the work groove with the printing window just is just arranging.
Further, the opening cross-sectional area of the working groove is not larger than that of the printing window.
Furthermore, the inner wall of the working groove is provided with scale marks for indicating the height of the liquid level.
Further, the shape and the size of the horizontal section of the adjusting groove are the same as those of the horizontal section of the balance weight.
Further, the volume of the balance weight is larger than the volume in the adjusting groove.
Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:
the utility model provides a pair of resin liquid level control method, at the in-process that the product was printed, can be through driving the balancing piece up-and-down motion in the adjustment tank, realize the liquid level control to the work inslot, simultaneously under the resin liquid of work inslot constantly by the condition of consumption, drive the regulating block downstream through adopting elevating system, can extrude the resin liquid of adjustment tank to the work inslot, so that the resin liquid level height of work inslot keeps invariable, from not influencing the printing efficiency of product, simultaneously above-mentioned adjustment method easy operation, convenient control, also easily realize, apply to the actual production in-process, can improve the printing efficiency of product greatly.
Drawings
FIG. 1 is a schematic structural view of a liquid level control apparatus in a liquid level control method according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a resin tank in a resin liquid level adjusting method according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a lifting mechanism in the method for adjusting the liquid level of a resin liquid according to the embodiment of the present invention.
Reference numerals: 1-resin groove, 2-balance block, 3-lifting mechanism, 4-frame, 5-connecting plate, 11-working groove, 12-adjusting groove, 31-guide rail, 32-lifting plate, 33-driving structure, 41-printing window, 331-screw rod and 332-motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
Referring to fig. 1 and fig. 2 together, fig. 1 shows a schematic structural diagram of a resin liquid adjusting device in a resin liquid level adjusting method according to an embodiment of the present invention, and fig. 2 shows a schematic structural diagram of a resin tank in the resin liquid level adjusting method according to the embodiment of the present invention.
The invention provides a method for adjusting the liquid level of resin liquid, which is characterized in that a resin liquid adjusting device is used for adjusting the liquid level of the resin liquid, and the resin liquid adjusting device comprises a resin tank 1, a balance block 2 and a lifting mechanism 3; the resin tank 1 comprises a working tank 11 with an upward opening and an adjusting tank 12 with an upward opening, the interior of the working tank 11 is communicated with the interior of the adjusting tank 12, the balance block 2 is arranged in the adjusting tank 12, and the lifting mechanism 3 is fixedly connected with the balance block 2; the adjusting method comprises the following steps:
the lifting mechanism 3 is adopted to drive the balance block 2 to move up and down in the adjusting groove 12, so that the resin liquid in the working groove 11 enters the adjusting groove 12 or the resin liquid in the adjusting groove 12 enters the working groove 11, and the liquid level of the resin liquid in the working groove 11 is adjusted.
When the liquid level height of the resin liquid in the resin tank 1 needs to be adjusted, the lifting mechanism 3 is adopted to drive the balance block 2 to move up and down in the adjusting tank 12 in the resin tank 1 so as to change the volume of the resin liquid in the adjusting tank 12; when the lifting mechanism 3 drives the balance block 2 to move downwards, the balance block 2 extrudes the resin liquid in the adjusting groove 12 into the working groove 11 of the adjusting groove 12, so that the liquid level of the resin liquid in the working groove 11 is raised; when the lifting mechanism 3 drives the balance block 2 to move upwards in the adjusting groove 12, the resin liquid in the working groove 11 flows into the adjusting groove 12 under the action of atmospheric pressure, so that the liquid level of the resin liquid in the working groove 11 is reduced.
When the 3D printer is in a working state, resin liquid for printing a product is filled in the resin tank 1, wherein the resin liquid in the working tank 11 is at a liquid level height suitable for product printing, and the regulating tank 12 is also filled with the resin liquid with a certain volume; through setting up balancing piece 2 in adjustment tank 12, elevating system 3 can drive balancing piece 2 up-and-down motion in adjustment tank 12, simultaneously because the bottom of adjustment tank 12 communicates with the bottom of working groove 11 to can change the volume of the interior resin liquid of adjustment tank 12.
The above-mentioned a resin liquid level control method that provides, at the in-process that the product was printed, can be through driving balancing piece 2 up-and-down motion in adjustment tank 12, the realization is to the liquid level control in the work groove 11, simultaneously under the resin liquid constantly consumed the condition in work groove 11, drive the regulating block downstream through adopting elevating system, can extrude the resin liquid in the adjustment tank 12 to work groove 11 in, so that the resin liquid level in the work groove 11 keeps invariable, from not influencing the printing efficiency of product, simultaneously above-mentioned control method easy operation, convenient control, also easily realize, apply in the actual production process, can improve the printing efficiency of product greatly.
The bottom of the working tank 11 and the bottom of the adjusting tank 12 may be communicated through a pipeline, but may be communicated through other methods, which is not limited in the present invention.
Referring to fig. 3, fig. 3 is a schematic structural diagram illustrating a lifting mechanism 3 in a resin liquid level adjusting method according to an embodiment of the present invention. As an embodiment of the present invention, the lifting mechanism 3 includes a longitudinally arranged guide rail 31, a lifting plate 32 slidably connected to the guide rail 31, and a driving structure 33 for driving the lifting plate 32 to move up and down along the guide rail 31; the lifting plate 32 is fixedly connected with the balance weight 2. Under the drive of the driving structure 33, the lifting plate 32 slides up and down on the guide rail 31, and simultaneously drives the balance block 2 fixedly connected with the lifting plate 32 to move up and down, thereby realizing the purpose of controlling the vertical height of the balance block 2 and facilitating the adjustment of the volume content of the resin liquid in the adjusting tank 12.
As an embodiment of the present invention, the driving structure 33 includes a screw rod 331 screwed with the lifting plate 32 and extending longitudinally, and a motor 332 for driving the screw rod 331 to rotate; the extending direction of the screw 331 is consistent with the extending direction of the guide rail 31, the rotation of the motor 332 drives the screw 331 to rotate, the power output shaft of the motor 332 is fixedly connected with the screw 331, so that the screw 331 can be driven to rotate together, and the rotation of the screw 331 drives the lifting plate 32 to move along the extending direction of the guide rail 31. Alternatively, the motor 332 is a servo motor, and the type of the motor is not limited in this embodiment.
Of course, the driving structure 33 can also adopt other structures, which are only the preferred embodiments of the present invention and are not intended to limit the present invention.
In some embodiments, the guide rail 31 is fixed above the balance weight 2, the connecting plate 5 is disposed between the lifting plate 32 and the balance weight 2, one end of the connecting plate 5 is fixedly connected with the lifting plate 32, and the other end of the connecting plate 5 is fixedly connected with the balance weight 2. The connecting plate 5, the lifting plate 32 and the balance weight 2 may be fixedly connected by welding, screwing, riveting or the like. Alternatively, the balance weight 2 and the connecting plate 5 are made of metal materials.
In some embodiments, the liquid resin conditioning device further comprises a frame 4; the rack 4 comprises a horizontally arranged X-axis substrate and a longitudinally arranged Z-axis substrate, the guide rail 31 is fixed on the Z-axis substrate, a printing window 41 is arranged on the upper surface of the X-axis substrate, the resin tank 1 is arranged below the X-axis substrate, and the working tank 11 is arranged opposite to the printing window 41. Among them, an X-axis substrate can be used to fix the resin bath 1, and a Z-axis substrate can be used to fix the guide rail 31. A scraping mechanism is arranged above the X-axis substrate, a scraper of the scraping mechanism extends into the resin tank 1 from the upper part of the printing window 41, and the scraper is used for scraping and polishing the surface of a workpiece in the resin tank 1; meanwhile, in the printing process, the height of the liquid level of the resin liquid in the working groove 11 can be observed through the printing window 41, so that the balance block 2 is driven to adjust the liquid level of the resin liquid in the working groove 11.
Preferably, the opening cross-sectional area of the working tank 11 is not larger than that of the printing window 41, so that the working condition and the liquid level condition inside the working tank 11 can be observed in all directions through the printing window 41.
In one embodiment of the present invention, the inner wall of the work tank 11 is provided with scale marks indicating the height of the liquid surface. Therefore, in the printing process, the liquid level height in the working groove 11 can be visually observed, so that the balance block 2 is driven to adjust the liquid level of the resin liquid in the working groove 11, and the liquid level of the resin liquid is maintained at a stable height.
In one embodiment of the present invention, the size of the horizontal cross section of the adjustment groove 12 is the same as the size of the horizontal cross section of the weight 2. In this way, the balance weight 2 can be just pressed into the adjustment groove 12 by the driving of the elevating mechanism 3, so that the resin liquid in the adjustment groove 12 can be squeezed into the working groove 11. Preferably, the volume of the balance weight 2 is larger than the volume in the adjusting groove 12, so that the resin liquid in the adjusting groove 12 can be squeezed into the working groove 11 by the balance weight 2 as much as possible, the volume of the ineffective resin liquid in the adjusting groove 12 is reduced, and the utilization rate of the resin liquid is improved.
Of course, the shape and size of the horizontal section of the adjusting groove 12 and the shape and size of the horizontal section of the balance block 2 can be different, but the sectional area of the horizontal section of the adjusting groove 12 is larger than that of the horizontal section of the balance block 2, so that the balance block 2 is driven to move up and down in the adjusting groove 12, and a good adjusting effect can be achieved on the liquid level of the resin liquid.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A liquid level adjusting method of resin liquid is characterized in that a resin liquid adjusting device is used for adjusting the liquid level of the resin liquid, and the resin liquid adjusting device comprises a resin groove, a balance block and a lifting mechanism; the resin tank comprises a working tank with an upward opening and an adjusting tank with an upward opening, the interior of the working tank is communicated with the interior of the adjusting tank, the balance block is arranged in the adjusting tank, and the lifting mechanism is fixedly connected with the balance block; the adjusting method comprises the following steps:
adopt elevating system drives the balancing piece is in the upper and lower motion of adjustment tank makes the resin liquid in the work groove gets into the adjustment tank or the resin liquid in the adjustment tank gets into the work groove, in order to adjust the liquid level of the resin liquid in the work groove.
2. The method for adjusting the liquid level of a resin solution according to claim 1, wherein the lifting mechanism comprises a longitudinally arranged guide rail, a lifting plate slidably connected to the guide rail, and a driving structure for driving the lifting plate to move up and down along the guide rail; the lifting plate is fixedly connected with the balance block.
3. The method of claim 2, wherein the driving structure comprises a screw rod which is connected with the lifting plate in a threaded manner and extends in the longitudinal direction, and a motor which drives the screw rod to rotate; the extending direction of the screw rod is consistent with the extending direction of the guide rail, the rotation of the motor drives the screw rod to rotate, and the rotation of the screw rod drives the lifting plate to move along the extending direction of the guide rail.
4. The method according to claim 3, wherein the guide rail is fixed above the balance weight, a connecting plate is provided between the elevating plate and the balance weight, one end of the connecting plate is fixedly connected to the elevating plate, and the other end of the connecting plate is fixedly connected to the balance weight.
5. The resin liquid level regulating device according to claim 1, further comprising a frame; the frame includes X axle base plate and the Z axle base plate of longitudinal arrangement that the level was arranged, the guide rail is fixed on the Z axle base plate, the printing window has been seted up to the upper surface of X axle base plate, the resin groove is arranged the below of X axle base plate, just the work groove with the printing window just is just arranging.
6. The liquid level control apparatus according to claim 5, wherein an opening cross-sectional area of said working tank is not larger than an opening cross-sectional area of said printing window.
7. The method of controlling the liquid level of a resin solution according to any one of claims 1 to 6, wherein a scale indicating the height of the liquid level is provided on the inner wall of the working tank.
8. The method of adjusting the level of a resin liquid as set forth in any one of claims 1 to 6, wherein the shape and size of the horizontal cross section of the adjusting groove are the same as those of the horizontal cross section of the weight.
9. The method of adjusting the level of a resin liquid according to claim 8, wherein the volume of the weight is larger than the volume of the adjustment groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010053299.2A CN111113893A (en) | 2020-01-17 | 2020-01-17 | Resin liquid level adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010053299.2A CN111113893A (en) | 2020-01-17 | 2020-01-17 | Resin liquid level adjusting method |
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| Publication Number | Publication Date |
|---|---|
| CN111113893A true CN111113893A (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010053299.2A Pending CN111113893A (en) | 2020-01-17 | 2020-01-17 | Resin liquid level adjusting method |
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| CN (1) | CN111113893A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635552A (en) * | 2021-07-15 | 2021-11-12 | 深圳摩方新材科技有限公司 | Device and method for keeping constant height of liquid level of 3D printing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666860A (en) * | 2014-11-17 | 2016-06-15 | 上海联泰科技股份有限公司 | Resin consumption detecting method used for stereolithography |
| CN206124229U (en) * | 2016-11-01 | 2017-04-26 | 深圳市金石三维打印科技有限公司 | 3D printing apparatus resin liquid level balanced system |
| CN207156467U (en) * | 2017-08-12 | 2018-03-30 | 威斯坦（厦门）科技有限公司 | A kind of structure of lift adjust automatically liquid level |
| CN209842418U (en) * | 2019-04-29 | 2019-12-24 | 安世亚太科技股份有限公司 | Light-cured resin liquid level control device |
-
2020
- 2020-01-17 CN CN202010053299.2A patent/CN111113893A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666860A (en) * | 2014-11-17 | 2016-06-15 | 上海联泰科技股份有限公司 | Resin consumption detecting method used for stereolithography |
| CN206124229U (en) * | 2016-11-01 | 2017-04-26 | 深圳市金石三维打印科技有限公司 | 3D printing apparatus resin liquid level balanced system |
| CN207156467U (en) * | 2017-08-12 | 2018-03-30 | 威斯坦（厦门）科技有限公司 | A kind of structure of lift adjust automatically liquid level |
| CN209842418U (en) * | 2019-04-29 | 2019-12-24 | 安世亚太科技股份有限公司 | Light-cured resin liquid level control device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113635552A (en) * | 2021-07-15 | 2021-11-12 | 深圳摩方新材科技有限公司 | Device and method for keeping constant height of liquid level of 3D printing |
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Application publication date: 20200508 |
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