Rapid prototyping SLA type 3D printer

Abstract

The invention belongs to the field of 3D printers, and particularly relates to a rapid prototyping SLA type 3D printer which comprises a printer body, a material storage box is arranged on the printer body, a material conveying pipe is arranged on the material storage box, one end of the material conveying pipe is connected with a printing nozzle, and a control mechanism used for printing adjustment is arranged on the printer body. And a plurality of adjusting mechanisms connected with the control mechanism are arranged on the printer body. According to the rapid prototyping SLA type 3D printer, the control mechanism and the adjusting mechanism connected with the control mechanism are arranged on the printer body, so that multidirectional adjustment is achieved in the printing process, the printing efficiency is improved, and the adjusting mechanism is provided with the transverse mechanism, the longitudinal mechanism and the vertical mechanism; and the printing spray head and the forming material plate are matched more harmoniously, materials can be conveniently and rapidly printed on the forming material plate, it is guaranteed that the position of the adjusting mechanism is accurately adjusted through a pressure sensor and a distance measuring sensor, and therefore the forming quality of the 3D printer is improved.

Description

Technical Field

[0001] The invention relates to the field of 3D printers, in particular to a rapid prototyping SLA type 3D printer. Background Art

[0002] 3D printing (3DP) is a type of rapid prototyping technology, also known as additive manufacturing. It is a technology that uses digital model files as the basis and uses powdered metal or plastic and other bondable materials to construct objects by printing layer by layer.

[0003] At present, the SLA 3D printer has a slow molding speed during the manufacturing process, which is not conducive to the actual control of the manufacturing production cycle and leads to increased costs.

[0004] Therefore, in view of the above problems, a rapid prototyping SLA type 3D printer is proposed. Summary of the invention

[0005] In order to make up for the deficiencies of the prior art and solve the problem that the current SLA type 3D printer has a slow molding speed during the manufacturing process, which is not conducive to the actual control of the manufacturing production cycle and leads to increased costs, the present invention proposes a rapid prototyping SLA type 3D printer.

[0006] The technical solution adopted by the present invention to solve its technical problem is: a rapid prototyping SLA type 3D printer described in the present invention includes a printer body, a material storage box is arranged on the printer body, a material delivery pipe is arranged on the material storage box, one end of the material delivery pipe is connected to the printing nozzle, a control mechanism for printing adjustment is arranged on the printer body, and a plurality of adjustment mechanisms connected to the control mechanism are arranged on the printer body.

[0007] Preferably, the adjustment mechanism includes a longitudinal mechanism, a transverse mechanism, and a vertical mechanism, so as to facilitate the control mechanism to achieve multi-directional adjustment of the printer body and improve the molding rate of the 3D printer.

[0008] Preferably, the longitudinal mechanism includes a first screw rod, on which a first servo motor connected thereto is provided, a movable seat is threadedly connected to the outer wall of the first screw rod, and the movable seat is arranged on a support plate, a molding material plate is arranged on the upper side of the support plate, and a support spring is arranged between the support plate and the molding material plate, and the longitudinal mechanism facilitates the longitudinal adjustment of the print head, controls the distance between the print head and the molding material plate, and improves the molding effect.

[0009] Preferably, the support plate is provided with a limit seat between the support springs, and a pressure sensor is provided on the limit seat. The pressure sensor can test the weight of the 3D printed product on the molding plate, so that the control mechanism can be adjusted according to the printing process.

[0010] Preferably, a groove for installing a pressure sensor is provided on the limit seat, and a lower pressure seat is provided on the molding material plate, the lower pressure seat is located directly above the pressure sensor, and the lower pressure seat is configured as a rectangle, so as to facilitate the monitoring of the printing process and improve the printing molding quality.

[0011] Preferably, the vertical mechanism includes a mounting seat, a second screw rod is threadedly connected to the other side wall of the mounting seat, and a second servo motor connected thereto is provided on the second screw rod, which is conducive to realizing the control of the vertical adjustment mechanism.

[0012] Preferably, the transverse mechanism comprises an electric slide rail, and the print head is mounted on the electric slide rail. The print head can be controlled and its position adjusted according to the electric slide rail.

[0013] Preferably, a mounting groove is provided on the mounting seat, and the electric slide rail is fixedly connected in the mounting groove, so that the height of the electric slide rail can be manually adjusted again to meet the adjustment requirements of 3D printing rapid prototyping.

[0014] Preferably, a positioning column is provided on the lower side of the mounting seat, and the positioning column is inserted into the positioning sleeve, and a distance measuring sensor is provided in the positioning sleeve, so as to facilitate precise control of vertical adjustment and improve the 3D printing forming rate.

[0015] The present invention is beneficial in that:

[0016] The present invention realizes multi-directional adjustment in the printing process and improves printing efficiency by arranging a control mechanism and an adjustment mechanism connected to the control mechanism on the printer body. The adjustment mechanism is respectively provided with a horizontal mechanism, a longitudinal mechanism and a vertical mechanism, so that the cooperation between the printing nozzle and the molding plate is more coordinated, which is convenient for the material to be quickly printed on the molding plate. The pressure sensor and the distance sensor ensure that the position of the adjustment mechanism is accurately adjusted, thereby improving the molding quality of the 3D printer. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a schematic diagram of the overall structure of the embodiment;

[0019] Figure 2 For example Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 3 It is a schematic diagram of the process structure of an embodiment;

[0021] Figure 4 A schematic diagram of the mounting base connection structure of an embodiment;

[0022] Figure 5 Schematic diagram of the first screw rod connection structure of the embodiment.

[0023] In the figure: 1. printer body; 2. material storage box; 3. material delivery pipe; 4. print nozzle; 5. first screw rod; 6. first servo motor; 7. movable seat; 8. support plate; 9. molding plate; 10. support spring; 11. limit seat; 12. pressure sensor; 13. groove; 14. lower pressure seat; 15. mounting seat; 16. second screw rod; 17. second servo motor; 18. electric slide rail; 19. mounting groove; 20. positioning column; 21. positioning sleeve; 22. distance sensor. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] See also Figure 1-5 As shown, a rapid prototyping SLA type 3D printer includes a printer body 1, a material storage box 2 is arranged on the printer body 1, a material delivery pipe 3 is arranged on the material storage box 2, one end of the material delivery pipe 3 is connected to the printing nozzle 4, a control mechanism for printing adjustment is arranged on the printer body 1, and a plurality of adjustment mechanisms connected to the control mechanism are arranged on the printer body 1. The control mechanism can be controlled by a central controller or a computer software program, etc.

[0026] In this embodiment, the adjustment mechanism includes a longitudinal mechanism, a transverse mechanism, and a vertical mechanism, which facilitates the control mechanism to achieve multi-directional adjustment of the printer body 1 and improve the molding rate of the 3D printer.

[0027] In this embodiment, the longitudinal mechanism includes a first screw rod 5, on which a first servo motor 6 connected thereto is disposed, a movable seat 7 is threadedly connected to the outer wall of the first screw rod 5, and the movable seat 7 is disposed on a support plate 8, a molding plate 9 is disposed on the upper side of the support plate 8, and a support spring 10 is disposed between the support plate 8 and the molding plate 9. The longitudinal mechanism facilitates the longitudinal adjustment of the print head 4, controls the distance between the print head 4 and the molding plate 9, and improves the molding effect.

[0028] In this embodiment, a limit seat 11 is provided between the support springs 10 on the support plate 8, and a pressure sensor 12 is provided on the limit seat 11. The pressure sensor 12 can test the weight of the 3D printed product on the molding plate 9, so that the control mechanism can be adjusted according to the printing process.

[0029] In this embodiment, a groove 13 for installing a pressure sensor 12 is provided on the limit seat 11, and a lower pressure seat 14 is provided on the molding plate 9. The lower pressure seat 14 is located directly above the pressure sensor 12, and the lower pressure seat 14 is set to a rectangular shape, which is convenient for monitoring the printing process and improving the printing molding quality.

[0030] In this embodiment, the vertical mechanism includes a mounting seat 15, and a second screw rod 16 is threadedly connected to the other side wall of the mounting seat 15. The second screw rod 16 is provided with a second servo motor 17 connected thereto, which is conducive to realizing the control of the vertical adjustment mechanism.

[0031] In this embodiment, the transverse mechanism includes an electric slide rail 18 , and the print head 4 is installed on the electric slide rail 18 . The print head 4 can be controlled and adjusted in position according to the electric slide rail 18 .

[0032] In this embodiment, a mounting groove 19 is provided on the mounting seat 15, and the electric slide rail 18 is fixedly connected in the mounting groove 19, so that the height of the electric slide rail 18 can be manually adjusted again to meet the adjustment requirements of 3D printing rapid prototyping.

[0033] In this embodiment, a positioning column 20 is provided on the lower side of the mounting seat 15, and the positioning column 20 is inserted into the positioning sleeve 21, and a distance sensor 22 is provided in the positioning sleeve 21, so as to realize precise control of vertical adjustment and improve the 3D printing forming rate.

[0034] In summary, the rapid prototyping SLA type 3D printer realizes multi-directional adjustment during the printing process and improves the printing efficiency by providing a control mechanism and an adjustment mechanism connected to the control mechanism on the printer body 1. The adjustment mechanism is respectively provided with a horizontal mechanism, a longitudinal mechanism and a vertical mechanism, so that the cooperation between the print nozzle 4 and the molding plate 9 is more coordinated, which is convenient for the material to be quickly printed on the molding plate 9. The pressure sensor 12 and the distance sensor 22 ensure that the position of the adjustment mechanism is accurately adjusted, thereby improving the molding quality of the 3D printer.

[0035] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, and these changes and improvements all fall within the scope of the present invention to be protected.

Claims

1. A rapid prototyping SLA type 3D printer, comprising a printer body, characterized in that: The printer body is provided with a material storage box, the material storage box is provided with a material delivery pipe, one end of the material delivery pipe is connected to the print nozzle, the printer body is provided with a control mechanism for printing adjustment, and the printer body is provided with a plurality of adjustment mechanisms connected to the control mechanism.

2. A rapid prototyping SLA type 3D printer according to claim 1, characterized in that: The adjusting mechanism comprises a longitudinal mechanism, a transverse mechanism and a vertical mechanism.

3. A rapid prototyping SLA type 3D printer according to claim 2, characterized in that: The longitudinal mechanism includes a first screw rod, on which a first servo motor connected thereto is disposed, a movable seat is threadedly connected to an outer wall of the first screw rod, and the movable seat is disposed on a support plate, a molding plate is disposed on the upper side of the support plate, and a support spring is disposed between the support plate and the molding plate.

4. A rapid prototyping SLA type 3D printer according to claim 3, characterized in that: The support plate is provided with a limit seat between the support springs, and a pressure sensor is provided on the limit seat.

5. A rapid prototyping SLA type 3D printer according to claim 4, characterized in that: The limiting seat is provided with a groove for installing the pressure sensor, and the molding plate is provided with a lower pressing seat, which is located directly above the pressure sensor and is arranged in a rectangular shape.

6. A rapid prototyping SLA type 3D printer according to claim 2, characterized in that: The vertical mechanism comprises a mounting seat, a second screw rod is threadedly connected to the other side wall of the mounting seat, and a second servo motor connected thereto is arranged on the second screw rod.

7. A rapid prototyping SLA type 3D printer according to claim 2, characterized in that: The transverse mechanism comprises an electric slide rail, and the printing nozzle is installed on the electric slide rail.

8. A rapid prototyping SLA type 3D printer according to claim 6 or 7, characterized in that: The mounting seat is provided with a mounting groove, and the electric slide rail is fixedly connected in the mounting groove.

9. A rapid prototyping SLA type 3D printer according to claim 2, characterized in that: A positioning column is arranged on the lower side of the mounting seat, and the positioning column is inserted into the positioning sleeve, and a distance measuring sensor is arranged in the positioning sleeve.

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