CN212094226U - Realize 3D and print quick drawing device of sand mould - Google Patents
Realize 3D and print quick drawing device of sand mould Download PDFInfo
- Publication number
- CN212094226U CN212094226U CN202020620783.4U CN202020620783U CN212094226U CN 212094226 U CN212094226 U CN 212094226U CN 202020620783 U CN202020620783 U CN 202020620783U CN 212094226 U CN212094226 U CN 212094226U
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- moving block
- sand
- connecting rod
- shell
- printing
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Abstract
The utility model discloses a realize quick draw die device of 3D printing sand mould, include: the device comprises a shell, a sand storage tank, a recovery bin and a fixed box; a sand storage tank is arranged at the top of the shell, and a moving plate is arranged at the bottom of the sand storage tank; the bottom of the moving plate is connected with a fixed block, and positions below the fixed block and close to two ends of the fixed block are connected with connecting blocks; a servo motor is arranged on one side of the shell and connected with the shell, and an output shaft of the motor is connected with a driving wheel; the driving wheel is connected with a driven wheel in a meshed manner, and the driven wheel is connected with a bidirectional screw rod; the bidirectional screw rod is sleeved with a first moving block and a second moving block, the outer side wall of the first moving block is connected with a first connecting rod, the outer side wall of the second moving block is connected with a second connecting rod, and the other ends of the first connecting rod and the second connecting rod are rotatably connected with a connecting block through pin shafts; this scheme has promoted the efficiency that 3D printed to can not cause the damage to 3D printing product, it is safe high-efficient.
Description
Technical Field
The utility model belongs to the technical field of sand mould 3D printing apparatus, especially, relate to a realize quick draw gear of 3D printing sand mould.
Background
The sand mold 3D printing is to print by using a microdrop spraying technology in a mode of paving sand firstly and then selectively spraying fluid with viscosity to a sand surface, so that casting sand is bonded with each other to form a part section, then the process of paving sand and spraying a binder is continuously circulated, and finally a region sprayed with the fluid is bonded to form a three-dimensional sand mold due to drying of the fluid, so that the rapid additive manufacturing of the sand mold for casting is realized.
When a traditional sand mold 3D printer is subjected to mold stripping, manual mold stripping is needed, damage to a model is inevitable, and meanwhile, the air mold efficiency is low; after the stripping, the broken gravel is difficult to recover and clean, and the printing efficiency is seriously influenced, so that the rapid stripping device for realizing 3D printing of the sand mold is designed, and the problems are solved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model aims to provide a realize quick drawing device of 3D printing sand mould has solved the problem of quick drawing, has promoted the efficiency that 3D printed to can not print the product to 3D and cause the damage, it is safe high-efficient.
The utility model provides a following technical scheme:
the utility model provides a realize quick die-stripping device of 3D printing sand mould, includes: the device comprises a shell, a sand storage tank, a recovery bin and a fixed box; the top of the shell is provided with a sand storage tank, the bottom of the sand storage tank is provided with a movable plate, and the movable plate is in clearance sliding connection with the sand storage tank; the bottom of the moving plate is connected with a fixed block, and positions below the fixed block and close to two ends of the fixed block are connected with connecting blocks; a servo motor is arranged on one side of the shell and connected with the shell, an output shaft of the motor is connected with a driving wheel, the driving wheel is arranged in a fixed box, and the fixed box is connected with the inner wall of the shell; the driving wheel is connected with a driven wheel in a meshed mode, the driven wheel is connected with a bidirectional screw rod, and the driven wheel drives the bidirectional screw rod to rotate; the bidirectional screw rod is sleeved with a first moving block and a second moving block, the outer side wall of the first moving block is connected with a first connecting rod, the outer side wall of the second moving block is connected with a second connecting rod, and the other ends of the first connecting rod and the second connecting rod are rotatably connected with a connecting block through hinge pins.
Preferably, the driving wheel and the driven wheel are rotatably connected with the fixed box through bearings; the outside meshing of action wheel is connected with two from the driving wheel, two the wheel center position from the driving wheel all is connected with two-way lead screw, and two-way lead screw runs through fixed box and extends to inside the casing, and the other end of two-way lead screw is connected with the casing rotation through the bearing that sets up.
Preferably, a threaded hole is formed in the center of the first moving block, and the first moving block is in matched and rotary connection with the bidirectional screw rod through the threaded hole; the outer side wall of the upper part of the first moving block is connected with a connecting ring, and the first moving block is movably connected with the first connecting rod through the connecting ring.
Preferably, a threaded hole is formed in the center of the second moving block, and the second moving block is in matched and rotary connection with the bidirectional screw rod through the threaded hole; the outer side wall of the upper part of the second moving block is connected with a connecting ring, and the second moving block is movably connected with the second connecting rod through the connecting ring.
Preferably, the first moving block and the second moving block make displacement in opposite directions or displacement in opposite directions on the bidirectional screw rod.
Preferably, a plurality of through holes are formed in the top of the shell, a pipeline is connected to the lower portion of the through holes and communicated with the recycling bin, and the recycling bin is arranged at the bottom of the shell.
Preferably, the lower part of the recovery bin is of a conical structure, and the bottom of the recovery bin is provided with a discharge hole and supporting legs.
Preferably, the movable plate and the sand storage tank are of split structures, so that after a product is printed, the movable plate ascends under the supporting action of the first connecting rod and the second connecting rod, and the 3D model is lifted to be flush with the upper surface of the shell.
Preferably, when the first moving block and the second moving block perform relative displacement, the moving plate moves upwards, and when the first moving block and the second moving block perform opposite displacement, the moving plate moves downwards; when printing is carried out, the moving plate moves downwards in a progressive mode; during stripping, the moving plate moves upwards.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model relates to a realize quick draw gear of 3D printing sand mould, it rotates to drive two-way lead screw through setting up servo motor, further drive first commentaries on classics piece and second commentaries on classics piece and be relative motion, first connecting rod and second connecting rod through swing joint upwards prop up the movable plate, the 3D product that will print directly holds in the palm and send as to casing upper surface parallel and level, later can make things convenient for quick 3D mould play out, the efficiency of drawing is greatly improved, the efficiency that 3D printed has been promoted, the quality of 3D product has been guaranteed simultaneously.
(2) The utility model relates to a realize quick drawing device of 3D printing sand mould sets up a plurality of through-holes through the periphery that stores up the sand groove on the casing, after the drawing, passes through pipe-line transportation with remaining garrulous sand gravel to retrieving the storehouse, has improved the speed that the gravel was retrieved, has avoided the wasting of resources, has further promoted the efficiency that 3D printed.
(3) The utility model relates to a realize quick draw die device of 3D printing sand mould through setting up two sets of two-way screw rod mechanism, connects two sets of first connecting rods and second connecting rod, has increased 3D printing device's stability in use, improves the production security.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic view of the connection between the driving wheel and the driven wheel of the present invention.
Fig. 4 is a plan view of the present invention.
Fig. 5 is a schematic view of the connection ring of the present invention.
In the figure: 1. a housing; 2. a sand storage tank; 3. a recovery bin; 4. a fixing box; 5. a servo motor; 6. a driving wheel; 7. a driven wheel; 8. a bidirectional screw rod; 9. a first moving block; 10. a second moving block; 11. a first link; 12. a second link; 13. Moving the plate; 14. a fixed block; 15. connecting blocks; 16. a pipeline; 17. a discharge port; 18. a support leg; 19. a through hole; 20. and (7) connecting rings.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in fig. 1 to 5, a fast stripping apparatus for realizing 3D printing of a sand mold comprises: the sand recovery device comprises a shell 1, a sand storage tank 2, a recovery bin 3 and a fixed box 4; the top of the shell 1 is provided with a sand storage tank 2, the bottom of the sand storage tank 2 is provided with a movable plate 13, and the movable plate 13 is in clearance sliding connection with the sand storage tank 2; the bottom of the moving plate 13 is connected with a fixed block 14, and positions below the fixed block 14 and close to two ends are connected with connecting blocks 15; a servo motor 5 is arranged on one side of the shell 1, the servo motor 5 is connected with the shell 1, an output shaft of the motor is connected with a driving wheel 6, the driving wheel 6 is arranged in a fixed box 4, and the fixed box 4 is connected with the inner wall of the shell 1; the driving wheel 6 is connected with a driven wheel 7 in a meshed mode, the driven wheel 7 is connected with a bidirectional screw rod 8, and the driven wheel 7 drives the bidirectional screw rod 8 to rotate; the bidirectional screw rod 8 is sleeved with a first moving block 9 and a second moving block 10, the outer side wall of the first moving block 9 is connected with a first connecting rod 11, the outer side wall of the second moving block 10 is connected with a second connecting rod 12, and the other ends of the first connecting rod 11 and the second connecting rod 12 are rotatably connected with a connecting block 15 through pin shafts.
Example two
On the basis of the first embodiment, the driving wheel 6 and the driven wheel 7 are rotatably connected with the fixed box 4 through bearings; the outside meshing of action wheel 6 is connected with two from driving wheel 7, two the wheel center position of following driving wheel 7 all is connected with two-way lead screw 8, and two-way lead screw 8 runs through fixed box 4 and extends to inside the casing 1, and the other end of two-way lead screw 8 is connected with casing 1 rotation through the bearing that sets up.
A threaded hole is formed in the center of the first moving block 9, and the first moving block 9 is in matched rotary connection with the bidirectional screw rod 8 through the threaded hole; the upper outer side wall of the first moving block 9 is connected with a connecting ring 20, and the first moving block 9 is movably connected with the first connecting rod 11 through the connecting ring 20.
A threaded hole is formed in the center of the second moving block 10, and the second moving block 10 is in matched rotary connection with the bidirectional screw rod 8 through the threaded hole; the upper outer side wall of the second moving block 10 is connected with a connecting ring 20, and the second moving block 10 is movably connected with the second connecting rod 12 through the connecting ring 20.
EXAMPLE III
On the basis of the first embodiment, the first moving block 9 and the second moving block 10 make displacement in opposite directions or displacement in opposite directions on the bidirectional screw 8.
A plurality of through-holes 19 have been seted up at the top of casing 1, are connected with pipeline 16 below a plurality of through-holes 19, pipeline 16 intercommunication is retrieved storehouse 3, retrieve storehouse 3 and establish in the bottom of casing 1.
The lower part of the recovery bin 3 is of a conical structure, and the bottom of the recovery bin 3 is provided with a discharge hole 17 and supporting legs 18.
The movable plate 13 and the sand storage tank 2 are of a split structure, so that after a product is printed, the movable plate 13 ascends under the supporting action of the first connecting rod 11 and the second connecting rod 12, and the 3D model is lifted to be flush with the upper surface of the shell 1.
When the first moving block 9 and the second moving block 10 perform relative displacement, the moving plate 13 moves upwards, and when the first moving block 9 and the second moving block 10 perform opposite displacement, the moving plate 13 moves downwards; when printing is performed, the moving plate 13 is moved downward in a progressive manner; at the time of stripping, the moving plate 13 moves upward.
The device obtained by the technical scheme is a rapid stripping device for realizing 3D printing of sand molds, when the device is used and is electrified, and when printing is carried out, the servo motor 5 is arranged to drive the bidirectional screw rod 8 to rotate, the first rotating block and the second rotating block are further driven to move in opposite directions, and the servo motor 5 indirectly drives the moving plate 13 to move downwards, so that 3D printing is completed; when stripping, the servo motor 5 is arranged to drive the bidirectional screw rod 8 to rotate, the first rotating block and the second rotating block are further driven to move relatively, the movable plate 13 is upwards supported through the first connecting rod 11 and the second connecting rod 12 which are movably connected, and a printed 3D product is directly supported and conveyed to the upper surface of the shell 1 to be flush, so that the 3D mould can be conveniently and quickly stripped, the stripping efficiency is greatly improved, the 3D printing efficiency is improved, and the quality of the 3D product is ensured; by arranging the through holes 19 on the periphery of the sand storage tank 2 on the shell 1, after stripping, the residual broken gravel is conveyed to the recovery bin 3 through the pipeline 16, the gravel recovery rate is improved, the resource waste is avoided, and the 3D printing efficiency is further improved; through setting up two sets of two-way lead screw 8 mechanisms, connect two sets of first connecting rod 11 and second connecting rod 12, increased 3D printing device's stability in use, improve production security.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a realize quick die-stripping device of 3D printing sand mould, includes: the sand recovery device comprises a shell (1), a sand storage tank (2), a recovery bin (3) and a fixed box (4); the sand storage device is characterized in that a sand storage tank (2) is arranged at the top of the shell (1), a moving plate (13) is arranged at the bottom of the sand storage tank (2), and the moving plate (13) is in clearance sliding connection with the sand storage tank (2); the bottom of the moving plate (13) is connected with a fixed block (14), and positions below the fixed block (14) and close to two ends are connected with connecting blocks (15); a servo motor (5) is arranged on one side of the shell (1), the servo motor (5) is connected with the shell (1), an output shaft of the motor is connected with a driving wheel (6), the driving wheel (6) is arranged in a fixed box (4), and the fixed box (4) is connected with the inner wall of the shell (1); the driving wheel (6) is connected with a driven wheel (7) in a meshed mode, the driven wheel (7) is connected with a bidirectional screw rod (8), and the driven wheel (7) drives the bidirectional screw rod (8) to rotate; the bidirectional screw rod (8) is sleeved with a first moving block (9) and a second moving block (10), the outer side wall of the first moving block (9) is connected with a first connecting rod (11), the outer side wall of the second moving block (10) is connected with a second connecting rod (12), and the other ends of the first connecting rod (11) and the second connecting rod (12) are rotatably connected with a connecting block (15) through pin shafts.
2. The rapid stripping device for realizing 3D printing of sand molds according to claim 1, characterized in that the driving wheel (6) and the driven wheel (7) are rotatably connected with the fixed box (4) through bearings; the outside meshing of action wheel (6) is connected with two from driving wheel (7), two the wheel center position from driving wheel (7) all is connected with two-way lead screw (8), and inside two-way lead screw (8) run through fixed box (4) and extend to casing (1), the other end of two-way lead screw (8) rotated with casing (1) through the bearing that sets up and is connected.
3. The rapid stripping device for realizing 3D printing of the sand mold according to claim 1, wherein a threaded hole is formed in the center of the first moving block (9), and the first moving block (9) is in matched rotary connection with the bidirectional screw rod (8) through the threaded hole; the outer side wall of the upper part of the first moving block (9) is connected with a connecting ring (20), and the first moving block (9) is movably connected with the first connecting rod (11) through the connecting ring (20).
4. The rapid stripping device for realizing the 3D printing sand mold according to claim 1, characterized in that a threaded hole is formed in the center of the second moving block (10), and the second moving block (10) is in matched rotary connection with the bidirectional screw rod (8) through the threaded hole; the outer side wall of the upper part of the second moving block (10) is connected with a connecting ring (20), and the second moving block (10) is movably connected with the second connecting rod (12) through the connecting ring (20).
5. A rapid pattern drawing device for realizing 3D printing sand mould according to claim 1, characterized in that the first moving block (9) and the second moving block (10) do displacement in opposite directions or displacement in opposite directions on the bidirectional screw (8).
6. The rapid stripping device for realizing 3D printing of the sand mold according to claim 1, wherein a plurality of through holes (19) are formed in the top of the housing (1), a pipeline (16) is connected below the through holes (19), the pipeline (16) is communicated with the recovery bin (3), and the recovery bin (3) is arranged at the bottom of the housing (1).
7. A rapid stripping device for realizing 3D printing sand molds according to claim 6, characterized in that the lower part of the recovery bin (3) is in a conical structure, and the bottom of the recovery bin (3) is provided with a discharge hole (17) and supporting legs (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020620783.4U CN212094226U (en) | 2020-04-23 | 2020-04-23 | Realize 3D and print quick drawing device of sand mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020620783.4U CN212094226U (en) | 2020-04-23 | 2020-04-23 | Realize 3D and print quick drawing device of sand mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212094226U true CN212094226U (en) | 2020-12-08 |
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ID=73611801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020620783.4U Expired - Fee Related CN212094226U (en) | 2020-04-23 | 2020-04-23 | Realize 3D and print quick drawing device of sand mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212094226U (en) |
-
2020
- 2020-04-23 CN CN202020620783.4U patent/CN212094226U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 Termination date: 20210423 |