High-precision 3D printer stable in printing
By adopting stable linkage components and positioning reinforcement components in 3D printers, the wear and slip problems caused by belt transmission are solved, and high-precision and stable 3D printing effect is achieved, reducing costs.
Patent Information
- Application Number
- CN202421289248.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-06
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-06-06
AI Technical Summary
When printing in transversely, existing 3D printers cause internal teeth to wear and slip due to belt transmission, making it difficult to achieve high accuracy and stability, and the cost is high.
Using stable linkage components and positioning reinforcement components, the linkage screw is driven by the reducer motor to rotate, which drives the synchronous movement of the socket slider and the transmission screw on the thread, ensuring the stable movement of the print head, and is fixed by extruding the electric cylinder and locking plate. 3D printing base to increase the stability of the base.
It realizes high accuracy and stability of the print head when moving, avoids shaking, significantly improves the printing accuracy and base stability of the 3D printer, and reduces costs.
Smart Images
Figure CN222156665U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of 3D printing, and more specifically, to a high-precision 3D printer with stable printing. Background Art
[0002] The main purpose of a high-precision 3D printer with stable printing is to quickly and accurately manufacture parts with complex shapes, avoiding the cumbersome processes and long waiting times in traditional manufacturing methods. This type of printer can print directly based on digital models, reducing the intermediate links in the production process and improving production efficiency.
[0003] Among the existing published documents, patent publication number CN108527845A discloses a 3D printer, which includes an X-axis motion device, a Y-axis motion device, a Z-axis motion device, a mounting plate, a base and a head module, solving the problems of existing 3D printers being large in size, not suitable for being placed on a desktop to complete printing, and having low printing precision and lacking a stable support structure, resulting in high costs. However, the 3D printer has the following defects:
[0004] When a 3D printer is printing horizontally, it needs to be moved by belt drive. During the belt drive process, the internal teeth are easily worn and the belt is prone to slipping, making it difficult to stabilize the transmission position to achieve high-precision printing. Therefore, a high-precision 3D printer with stable printing is required. Utility Model Content
[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a high-precision 3D printer with stable printing.
[0006] To achieve the above object, the utility model provides the following technical solution: a high-precision 3D printer with stable printing, comprising a support plate and a guide slide bar, one side of the support plate is connected to a reduction motor, and a stable linkage component is installed above the reduction motor;
[0007] The stable linkage assembly includes a driving motor installed above the reduction motor, the output end of the driving motor is coaxially connected with a driving screw; the outer wall of the driving screw is threadedly connected with a socket block, and a linkage plate is welded on one side of the socket block; the output end of the reduction motor is coaxially connected with a linkage screw, and the outer wall of the linkage screw is threadedly connected with a socket slider; the socket slider is fixedly connected to the linkage plate, and a socket support block is welded on one side of the linkage plate.
[0008] Preferably, the driving motor and the reduction motor are both fixedly connected to the support plate, the center point of the transmission screw is higher than the center point of the linkage screw, the inner wall of the sleeve support block is slidably connected with a guide column, and one end of the guide column is welded with a support block; the reduction motor and the driving motor are both fixedly connected to the support block, a connecting block fixedly connected to the linkage plate is provided below the sleeve support block, and a print head is fixedly installed on the bottom end of the connecting block, a sleeve vertical block is fixedly connected to the other side of the support plate, a vertical screw is threadedly connected to the inner wall of the sleeve vertical block, and the top end of the vertical screw is coaxially connected with the transmission motor, and a support frame is fixedly installed on one side of the transmission motor; a sleeve sliding block fixedly connected to the support plate is installed behind the sleeve vertical block, and the inner wall of the sleeve sliding block is slidably connected to the vertical screw, and the guide slide rod is welded to the support frame.
[0009] When in use according to the above technical solution, the 3D printing base is placed on the inner wall of the positioning plate for positioning and fixing, the driving motor and the reduction motor are started for synchronous transmission, the reduction motor drives the linkage screw to rotate, the linkage screw drives the socket slider to move left under the action of the thread, the transmission screw carries the socket block to move left under the action of the thread transmission force, the socket block and the socket slider synchronously drive the linkage plate to move, and the lateral movement printing is achieved through the stable print head.
[0010] Preferably, a positioning plate is installed under the print head, and a positioning reinforcement assembly is installed at the bottom end of the positioning plate; the positioning reinforcement assembly includes a supporting base plate fixedly installed at the bottom end of the positioning plate, and a platform is welded at the bottom end of the supporting base plate; two locking plates are slidably connected to the top end of the positioning plate, and extrusion electric cylinders are fixedly installed on opposite sides of the two locking plates, and the two extrusion electric cylinders are fixedly connected to the positioning plates, and the two locking plates are symmetrically arranged about the middle part of the positioning plate, and the vertical cross-sectional area on one side of the locking plate is larger than the vertical cross-sectional area on the other side.
[0011] When in use according to the above technical solution, the 3D printing base is placed on the inner wall of the positioning plate for positioning and fixing, the platform supports the supporting bottom plate, and the two extrusion electric cylinders are started. The two extrusion electric cylinders respectively drive the two locking plates to move, and the two locking plates are clamped on both sides of the 3D printing base to lock the 3D printing base on both sides.
[0012] Technical effects and advantages of the utility model:
[0013] 1. The utility model stabilizes the linkage assembly, the reduction motor drives the linkage screw to rotate, the linkage screw drives the sleeve slider to move leftward under the action of the thread, the transmission screw carries the sleeve block to move leftward under the action of the thread transmission force, the sleeve block and the sleeve slider synchronously drive the linkage plate to move, the linkage plate drives the sleeve support block to move, and the double thread engagement transmission of the sleeve block and the sleeve slider ensures that the print head avoids shaking when moving, and stably realizes high-precision 3D printing;
[0014] 2. The utility model adopts a positioning reinforcement component, which is placed on the inner wall of the positioning plate for positioning and fixing by placing the 3D printing base. The support bottom plate supports the positioning plate, which can increase the vertical stability of the positioning plate. The two extrusion electric cylinders are started, and the two extrusion electric cylinders respectively drive the two locking plates to move, thereby locking the 3D printing base on both sides, greatly increasing the stability of the 3D printing base during printing. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of the overall structure of a high-precision 3D printer with stable printing according to the utility model.
[0016] Figure 2 It is a schematic diagram of the local structure of the connection between the support plate and the drive motor of the utility model.
[0017] Figure 3 It is a schematic diagram of the local structure of the connection between the connection block and the print head of the utility model.
[0018] Figure 4 This is a side view structural schematic diagram of a high-precision 3D printer with stable printing according to the utility model.
[0019] Figure 5 This is a schematic diagram of the structure of a high-precision 3D printer with stable printing according to the utility model when viewed from above.
[0020] Figure 6 It is a schematic diagram of the local structure of the connection between the positioning plate and the supporting base plate of the utility model.
[0021] The accompanying drawings are marked as follows: 1. support plate; 2. reduction motor; 3. drive motor; 4. transmission screw; 5. socket block; 6. linkage screw; 7. socket slide block; 8. linkage plate; 9. socket support block; 10. guide column; 11. support block; 12. connecting block; 13. print head; 14. socket vertical block; 15. vertical screw; 16. transmission motor; 17. support frame; 18. socket slide block; 19. guide slide; 20. positioning plate; 21. support base plate; 22. platform; 23. locking plate; 24. extrusion cylinder. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] As attached Figure 1-6 The high-precision 3D printer with stable printing shown in the figure is provided with a stable linkage component. The setting of the stable linkage component can be driven by double thread engagement of the socket block 5 and the socket slider 7 to ensure that the print head 13 does not shake when moving, and stably realizes high-precision 3D printing. The specific structural setting of the stable linkage component is as follows:
[0024] In this technical solution, as shown in the attached Figure 1-2 As shown, the stable linkage assembly includes a driving motor 3 installed above the reduction motor 2, and the output end of the driving motor 3 is coaxially connected with a driving screw 4; the outer wall of the driving screw 4 is threadedly connected with a sleeve block 5, and a linkage plate 8 is welded on one side of the sleeve block 5; the output end of the reduction motor 2 is coaxially connected with a linkage screw 6, and the outer wall of the linkage screw 6 is threadedly connected with a sleeve slider 7; the sleeve slider 7 is fixedly connected to the linkage plate 8, and a sleeve support block 9 is welded on one side of the linkage plate 8;
[0025] When the high-precision 3D printer with stable printing in this embodiment is used, the 3D printing base is placed on the inner wall of the positioning plate 20 for positioning and fixing, and then the driving motor 3 and the reduction motor 2 are started for synchronous transmission. The reduction motor 2 drives the linkage screw 6 to rotate, and the linkage screw 6 drives the sleeve slider 7 to move to the left under the action of the thread, and the driving motor 3 drives the transmission screw 4 to rotate, and the transmission screw 4 carries the sleeve block 5 to move to the left under the action of the thread transmission force, and the sleeve block 5 and the sleeve slider 7 synchronously drive the linkage plate 8 to move, and the linkage plate 8 drives the sleeve support block 9 to move, and the sleeve support block 9 slides along the outer wall of the guide column 10, and the support block 11 firmly supports the guide column 10 to increase the stability of the guide column 10, and the linkage plate 8 drives the connection block 12 to move, and the connection block 12 drives the print head 13 to move, and the print head 13 is used to stably realize the lateral movement printing;
[0026] The transmission motor 16 is then supported by the support frame 17, and the transmission motor 16 drives the vertical screw 15 to rotate, and the vertical screw 15 carries the socket vertical block 14 to move downward under the action of the thread transmission force, and the socket vertical block 14 drives the support plate 1 to move downward, and the support plate 1 drives the socket sliding block 18 to slide down along the outer wall of the guide slide rod 19. The support plate 1 can achieve stable vertical movement and can be driven by double thread engagement of the socket block 5 and the socket slide 7 to ensure that the print head 13 avoids shaking when moving, and stably achieves high-precision printing.
[0027] In this technical solution, as shown in the attached Figure 2-4 As shown, the inner wall of the sleeve support block 9 is slidably connected with a guide column 10, and a support block 11 is welded to one end of the guide column 10; the reduction motor 2 and the drive motor 3 are fixedly connected to the support block 11. In order to facilitate the sleeve support block 9 to slide along the outer wall of the guide column 10, the support block 11 firmly supports the guide column 10, greatly increasing the stability of the guide column 10. A connecting block 12 fixedly connected to the linkage plate 8 is provided below the sleeve support block 9, and a print head 13 is fixedly installed at the bottom end of the connecting block 12. In order to facilitate the linkage plate 8 to drive the connecting block 12 to move, the connecting block 12 drives the print head 13 to move, and the print head 13 is stably used to realize horizontal movement printing.
[0028] The other side of the support plate 1 is fixedly connected with a sleeve vertical block 14, and a vertical screw 15 is threadedly connected to the inner wall of the sleeve vertical block 14, and a transmission motor 16 is coaxially connected to the top of the vertical screw 15, and a support frame 17 is fixedly installed on one side of the transmission motor 16; a sleeve sliding block 18 fixedly connected to the support plate 1 is installed behind the sleeve vertical block 14, and the inner wall of the sleeve sliding block 18 is slidably connected to the vertical screw 15, and the guide slide 19 is welded to the support frame 17. So that the transmission motor 16 drives the vertical screw 15 to rotate, and the vertical screw 15 carries the sleeve vertical block 14 to move downward under the action of the thread transmission force, and the sleeve vertical block 14 drives the support plate 1 to move downward, so that the support plate 1 can realize stable movement operation.
[0029] In this technical solution, as shown in the attached Figure 1-6 As shown, a positioning plate 20 is installed below the print head 13, and a positioning reinforcement assembly is installed at the bottom end of the positioning plate 20; the positioning reinforcement assembly includes a supporting base plate 21 fixedly installed at the bottom end of the positioning plate 20, and a platform 22 is welded to the bottom end of the supporting base plate 21; two locking plates 23 are slidably connected to the top end of the positioning plate 20, and extrusion electric cylinders 24 are fixedly installed on the opposite sides of the two locking plates 23, and the two extrusion electric cylinders 24 are fixedly connected to the positioning plate 20, and the two locking plates 23 are symmetrically arranged about the middle part of the positioning plate 20, and the vertical cross-sectional area on one side of the locking plate 23 is larger than the vertical cross-sectional area on the other side.
[0030] When in use according to the upper structure, the 3D printing base is placed on the inner wall of the positioning plate 20 for positioning and fixing, and the platform 22 supports the supporting bottom plate 21, and the supporting bottom plate 21 supports the positioning plate 20, which can increase the vertical stability of the positioning plate 20, and start the two extrusion electric cylinders 24, which respectively drive the two locking plates 23 to move, and the two locking plates 23 are clamped on both sides of the 3D printing base, thereby locking the 3D printing base on both sides.
[0031] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used. In this technical solution, the electrical control components not mentioned are not shown in the figure because they belong to the prior art and will not be described here.
[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A high-precision 3D printer with stable printing, comprising a support plate (1) and a guide slide bar (19), characterized in that: A reduction motor (2) is connected to one side of the support plate (1), and a stabilizing linkage component is installed above the reduction motor (2); The stabilizing linkage assembly comprises a drive motor (3) mounted above the reduction motor (2), wherein the output end of the drive motor (3) is coaxially connected to a drive screw (4); The outer wall of the transmission screw (4) is threadedly connected to a sleeve block (5), a linkage plate (8) is welded on one side of the sleeve block (5), the output end of the reduction motor (2) is coaxially connected to a linkage screw (6), and the outer wall of the linkage screw (6) is threadedly connected to a sleeve slider (7); The sleeve sliding block (7) is fixedly connected to the linkage plate (8), and a sleeve supporting block (9) is welded to one side of the linkage plate (8).
2. The high-precision 3D printer with stable printing according to claim 1, characterized in that: The driving motor (3) and the reduction motor (2) are both fixedly connected to the support plate (1), and the center point of the driving screw (4) is higher than the center point of the linkage screw (6).
3. The high-precision 3D printer with stable printing according to claim 1, characterized in that: The inner wall of the sleeve support block (9) is slidably connected to a guide column (10), and one end of the guide column (10) is welded to a support block (11); The reduction motor (2) and the drive motor (3) are both fixedly connected to the support block (11).
4. The high-precision 3D printer with stable printing according to claim 1, characterized in that: A connecting block (12) fixedly connected to the linkage plate (8) is provided below the sleeve support block (9), and a print head (13) is fixedly mounted on the bottom end of the connecting block (12).
5. The high-precision 3D printer with stable printing according to claim 1, characterized in that: A sleeve vertical block (14) is fixedly connected to the other side of the support plate (1), a vertical screw rod (15) is threadedly connected to the inner wall of the sleeve vertical block (14), and a transmission motor (16) is coaxially connected to the top end of the vertical screw rod (15), and a support frame (17) is fixedly installed on one side of the transmission motor (16); A sleeve sliding block (18) fixedly connected to the support plate (1) is installed behind the sleeve vertical block (14), and the inner wall of the sleeve sliding block (18) is slidably connected to the vertical screw rod (15), and the guide sliding rod (19) is welded to the support frame (17).
6. The high-precision 3D printer with stable printing according to claim 4, characterized in that: A positioning plate (20) is installed below the print head (13), and a positioning reinforcement component is installed at the bottom end of the positioning plate (20); The positioning and reinforcing assembly comprises a supporting base plate (21) fixedly mounted on the bottom end of the positioning plate (20), and a platform (22) is welded to the bottom end of the supporting base plate (21); Two locking plates (23) are slidably connected to the top of the positioning plate (20), and extrusion electric cylinders (24) are fixedly mounted on opposite sides of the two locking plates (23), and the two extrusion electric cylinders (24) are fixedly connected to the positioning plate (20).
7. The high-precision 3D printer with stable printing according to claim 6, characterized in that: The two locking plates (23) are symmetrically arranged about the middle of the positioning plate (20), and the vertical cross-sectional area of one side of the locking plate (23) is larger than the vertical cross-sectional area of the other side thereof.