WO2017092205A1

WO2017092205A1 - Intelligent 3d printer adopting optional single- or double-printing-nozzle technology

Info

Publication number: WO2017092205A1
Application number: PCT/CN2016/077533
Authority: WO
Inventors: 刘洋
Original assignee: 刘洋
Priority date: 2015-12-01
Filing date: 2016-03-28
Publication date: 2017-06-08
Also published as: CN105313340A

Abstract

Disclosed is an intelligent 3D printer adopting an optional single- or double-printing-nozzle technology, comprising a work platform (9), two vertical displacement mechanisms disposed on the work platform (9) and located at two ends of the work platform (9), a horizontal displacement mechanism disposed over the vertical displacement mechanisms, and a printing mechanism disposed on a horizontal displacement mechanism. The printing mechanism comprises two printing units, each comprising a housing (2) and a heating device (3) disposed below the housing (2). The intelligent 3D printer adopting the optional single- or double-printing-nozzle technology performs real-time communication with a user's communication terminal via a wireless communication module (12) so as to enable the user to monitor the 3D printer in real time. With the nozzle selection and printing control for printing nozzles (4) being performed by means of a nozzle selection module (15) and a printing control module (16), printing can be performed according to different situations, thereby improving the printing accuracy and efficiency. Moreover, the printing nozzle (4) is in a threaded connection with the heating device (3), such that the printing nozzle (4) can be conveniently disassembled, and the reliability of the 3D printer is improved.

Description

An intelligent 3D printer with optional technology of single and double print nozzles

Technical field

The invention relates to an intelligent 3D printer adopting the optional technology of single and double printing nozzles.

Background technique

As a new industry of modern printing, 3D printers are unpredictable in terms of development prospects and scale, so the state is now investing in the research and development of 3D printers.

In the current technology, it is common to use a single nozzle printing method, but this is inefficient. There is also a dual-nozzle printing method, but the prior art is controlled by a contact method such as a relay, which may cause a phenomenon of contact sticking, and thus a lack of good control of the nozzle often causes damage to the nozzle and affects the printing effect. Reduce printing efficiency.

Summary of the invention

The technical problem to be solved by the invention is that: in order to overcome the shortcomings of the prior art, the printing efficiency is low and the control ability of the nozzle switching control is poor, and the single-double printing nozzle with high printing efficiency, reliable nozzle switching control and easy disassembly and assembly can be provided. Choose a smart 3D printer for technology.

The technical solution adopted by the invention to solve the technical problem is: an intelligent 3D printer adopting the optional technology of single and double printing nozzles, including a worktable, two vertical displacement mechanisms arranged on the worktable and located at both ends of the worktable, and erection a horizontal displacement mechanism on the vertical displacement mechanism and a printing mechanism disposed on the horizontal displacement mechanism, the printing mechanism including two printing units, the printing unit including a housing, a feeding device disposed above the housing, and disposed under the housing Heating device, the casing is provided with a driving motor on one side thereof, and the driving motor is drivingly connected with the horizontal displacement mechanism;

a printing nozzle is disposed under the heating device, the printing nozzle includes a coarse nozzle and a fine nozzle, the printing nozzle is provided with a plurality of teeth, the teeth are evenly disposed along the outer circumference of the printing nozzle, and the printing nozzle passes through the teeth and Heating device threaded connection;

A central control device is disposed in the outer casing, and the central control device includes a central control system, a wireless communication module connected to the central control system, a displacement control module, a heating control module, a nozzle selection module, a print control module, and a working power module. The driving motor is electrically connected to the displacement control module, the heating device is electrically connected to the heating control module, and the printing nozzles are respectively electrically connected to the nozzle selection module and the printing control module;

The nozzle selection module includes a nozzle selection circuit, and the nozzle selection circuit includes an integrated circuit, a resistor, a first capacitor, a second capacitor, and a third capacitor, wherein the power terminal of the integrated circuit is externally connected with a 5V DC voltage power source, and the integrated circuit The ground terminal is grounded, the input end of the integrated circuit is grounded through a series circuit composed of a resistor and a first capacitor, and the common end of the integrated circuit is connected to the normally open end of the integrated circuit through a second capacitor, the common end of the integrated circuit The third capacitor is connected to the normally closed end of the integrated circuit.

Preferably, to improve the accuracy of the vertical displacement, the vertical displacement mechanism includes a vertically upward air pump and a drive rod, the air pump being in driving connection with the drive rod.

Preferably, to further improve the accuracy of the vertical displacement, the air pump is electrically coupled to the displacement control module.

Preferably, in order to improve the accuracy of the horizontal displacement, the horizontal displacement mechanism includes a horizontal displacement guide and a fixed sleeve disposed at both ends of the horizontal displacement guide, the fixed sleeve being disposed at a top end of the drive rod.

Preferably, in order to improve the stability of the horizontal displacement, the horizontal displacement guide comprises two beams.

Preferably, in order to increase the reliability of the feed of the 3D printer, the feeding device comprises two squeeze bars.

Preferably, in order to improve the efficiency and selectivity of the printing of the 3D printer, the rough nozzle has an inner diameter of 0.2 mm and the fine nozzle has an inner diameter of 0.075 mm.

Preferably, in order to improve the reliability of wireless signal transmission of the 3D printer, the wireless communication mode The block transmits wireless signals through WIFI.

The invention has the beneficial effects that the intelligent 3D printer adopting the single-double print nozzle optional technology performs real-time communication with the user's communication terminal through the wireless communication module, realizing real-time monitoring of the user on the 3D printer; through the nozzle selection module and the print control module The nozzle selection and printing control of the printing nozzle can be printed according to different situations, thereby improving the printing accuracy and printing efficiency; at the same time, the printing nozzle is screwed with the heating device, so that the printing nozzle is easy to disassemble, and the reliability of the 3D printer is improved. Sex.

DRAWINGS

The invention will now be further described with reference to the drawings and embodiments.

1 is a schematic structural view of an intelligent 3D printer using the optional technology of a single dual print head according to the present invention;

2 is a schematic structural view of a print head of an intelligent 3D printer using the single-double print head optional technology of the present invention;

3 is a schematic diagram of a system of an intelligent 3D printer using the single-double print nozzle optional technology of the present invention;

4 is a circuit schematic diagram of a nozzle selection circuit of an intelligent 3D printer using the single-double printing nozzle optional technology of the present invention;

In the figure: 1. Feeding device, 2. Housing, 3. Heating device, 4. Printing nozzle, 5. Beam, 6. Fixing sleeve, 7. Drive rod, 8. Air pump, 9. Work table, 10. Drive Motor, 11. Central control system, 12. Wireless communication module, 13. Displacement control module, 14. Heating control module, 15. Nozzle selection module, 16. Working power module, 17. Support, 41. Tooth, U1. Integration Circuit, R1. Resistor, C1. First capacitor, C2. Second capacitor, C3. Third capacitor.

detailed description

The invention will now be described in further detail with reference to the drawings. The drawings are simplified schematic diagrams, and only the basic structure of the present invention is illustrated in a schematic manner, and thus only the configurations related to the present invention are shown.

As shown in FIG. 1 to FIG. 4, an intelligent 3D printer adopting a single-double printing nozzle optional technology includes a worktable 9, two vertical displacement mechanisms disposed on the worktable 9 and located at two ends of the worktable 9, and is disposed at a horizontal displacement mechanism on the vertical displacement mechanism and a printing mechanism disposed on the horizontal displacement mechanism, the printing mechanism comprising two printing units, the printing unit comprising a housing 2, a feeding device 1 disposed above the housing 2, and a setting a heating device 3 under the outer casing 2, a side of the outer casing 2 is provided with a driving motor 10, and the driving motor 10 is drivingly connected with a horizontal displacement mechanism;

A printing nozzle 4 is disposed under the heating device 3, and the printing nozzle 4 includes a coarse nozzle and a fine nozzle. The printing nozzle 4 is provided with a plurality of teeth 41, and the teeth 41 are evenly disposed along the outer circumference of the printing nozzle 4. The print head 4 is screwed to the heating device 3 through the teeth 41;

A central control device is disposed in the outer casing 2, and the central control device includes a central control system 11, a wireless communication module 12 connected to the central control system 11, a displacement control module 13, a heating control module 14, a nozzle selection module 15, and printing. The control module 16 and the working power module 17, the drive motor 10 is electrically connected to the displacement control module 13, and the heating device 3 is electrically connected to the heating control module 14, the print head 4 and the head selection module 15 and the print control module, respectively. 16 electrical connection;

The head selection module 15 includes a head selection circuit, and the head selection circuit includes an integrated circuit U1, a resistor R1, a first capacitor C1, a second capacitor C2, and a third capacitor C3. The power terminal of the integrated circuit U1 is externally connected with 5V DC. a voltage source, the ground of the integrated circuit U1 is grounded, an input end of the integrated circuit U1 is grounded through a series circuit composed of a resistor R1 and a first capacitor C1, and a common end of the integrated circuit U1 is integrated with a second capacitor C2 The normally open end of the circuit U1 is connected, and the common end of the integrated circuit U1 is connected to the normally closed end of the integrated circuit U1 through the third capacitor C3.

Preferably, in order to improve the accuracy of the vertical displacement, the vertical displacement mechanism comprises a vertical upward The air pump 8 and the drive rod 7 are drivingly connected to the drive rod 7.

Preferably, in order to further improve the accuracy of the vertical displacement, the air pump 8 is electrically connected to the displacement control module 13.

Preferably, in order to improve the accuracy of the horizontal displacement, the horizontal displacement mechanism includes a horizontal displacement guide rail and a fixed sleeve 6 disposed at both ends of the horizontal displacement guide, and the fixed sleeve 6 is disposed at the top end of the drive rod 7.

Preferably, in order to improve the stability of the horizontal displacement, the horizontal displacement guide comprises two beams 5.

Preferably, in order to increase the reliability of the feed of the 3D printer, the feeding device 1 comprises two squeeze bars.

Preferably, in order to improve the reliability of the wireless signal transmission of the 3D printer, the wireless communication module 12 transmits the wireless signal through the WIFI.

The working principle of the intelligent 3D printer adopting the single-double printing nozzle optional technology is: driving the lifting and lowering of the driving rod 7 through the air pump 8 in the vertical displacement mechanism, thereby controlling the lifting of the horizontal displacement mechanism to adjust the vertical displacement of the printing mechanism; The driving motor 10 on the outer casing 2 is horizontally moved on the two beams 5 to control the horizontal displacement of the printing mechanism; the heating device 3 is used to heat the material wire to ensure the reliability of printing; the feeding device 1 is used to ensure The stable entry of the material wire improves the stability of the printing; the printing head 4 is screwed to the heating device 3, so that the printing head 4 can be easily replaced, thereby improving the practicability of the printer, and the printing head 4 is divided into a coarse nozzle. And fine print heads, which can print according to different conditions, thus improving printing accuracy and printing efficiency.

The intelligent 3D printer adopts the single-double printing nozzle optional technology: the central control system 11 is used to control each module, and the intelligence of the 3D printer is improved; the wireless communication module 12 is used for communication with the user. The terminal performs real-time communication to realize real-time monitoring of the 3D printer by the user; the displacement control module 13 is used to control the operation of the driving motor 10 and the air pump 8, thereby ensuring the accuracy of the displacement of the printing mechanism in the horizontal direction and the vertical direction; the heating control module 14 It is used to control the operation of the heating device 3 to ensure stable heating of the heating wire; the nozzle selection module 15 and the print control module 16 are used for nozzle selection and printing control of the printing head 4, thereby improving the accuracy and printing efficiency of the 3D printer. The working power module 17 is used to provide a stable voltage to each module of the 3D printer, thereby improving the reliability of the 3D printer.

Compared with the prior art, the intelligent 3D printer adopting the single-double printing nozzle optional technology performs real-time communication with the user's communication terminal through the wireless communication module 12, realizing real-time monitoring of the user on the 3D printer; through the nozzle selection module 15 and printing The control module 16 performs nozzle selection and print control on the print head 4, and can print according to different situations, thereby improving printing accuracy and printing efficiency; at the same time, the print head 4 is screwed with the heating device 3, so that the print head 4 is easy to disassemble. Improve the reliability of 3D printers.

In view of the above-described embodiments of the present invention, various changes and modifications may be made by those skilled in the art without departing from the scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and the technical scope thereof must be determined according to the scope of the claims.

Claims

The utility model relates to an intelligent 3D printer adopting the technology of single and double printing nozzles, which is characterized in that it comprises a worktable (9), two vertical displacement mechanisms arranged on the worktable (9) and located at two ends of the worktable (9), and erection a horizontal displacement mechanism on a vertical displacement mechanism and a printing mechanism disposed on the horizontal displacement mechanism, the printing mechanism comprising two printing units, the printing unit comprising a casing (2), a feed disposed above the casing (2) a device (1) and a heating device (3) disposed under the outer casing (2), the casing (2) is provided with a driving motor (10) on one side thereof, and the driving motor (10) is drivingly connected to the horizontal displacement mechanism;

A printing nozzle (4) is disposed under the heating device (3), the printing nozzle (4) includes a coarse nozzle and a fine nozzle, and the printing nozzle (4) is provided with a plurality of teeth (41), the teeth (41) uniformly disposed along the outer circumference of the printing head (4), the printing head (4) being screwed to the heating device (3) by the teeth (41);

A central control device is provided in the outer casing (2), and the central control device comprises a central control system (11), a wireless communication module (12) connected to the central control system (11), a displacement control module (13), and heating. a control module (14), a nozzle selection module (15), a print control module (16), and a working power module (17), the drive motor (10) being electrically connected to the displacement control module (13), the heating device (3) ) electrically connected to the heating control module (14), the print head (4) being electrically connected to the head selection module (15) and the print control module (16), respectively;

The head selection module (15) includes a head selection circuit including an integrated circuit (U1), a resistor (R1), a first capacitor (C1), a second capacitor (C2), and a third capacitor (C3) The power terminal of the integrated circuit (U1) is externally connected with a 5V DC voltage power supply, the ground of the integrated circuit (U1) is grounded, and the input end of the integrated circuit (U1) passes through a resistor (R1) and a first capacitor (C1). a serial circuit of the circuit is grounded, the common end of the integrated circuit (U1) is connected to the normally open end of the integrated circuit (U1) through a second capacitor (C2), and the common end of the integrated circuit (U1) passes through a third capacitor ( C3) Connected to the normally closed end of the integrated circuit (U1).
The intelligent 3D printer using the single-double print head optional technology according to claim 1, wherein the vertical displacement mechanism comprises a vertically upward air pump (8) and a drive rod (7), the air pump (8) ) Drive connection with the drive rod (7).
The intelligent 3D printer using the single-double print head optional technology according to claim 2, wherein the air pump (8) is electrically connected to the displacement control module (13).
The intelligent 3D printer adopting the single-double printing nozzle optional technology according to claim 1, wherein the horizontal displacement mechanism comprises a horizontal displacement guide rail and a fixing sleeve (6) disposed at two ends of the horizontal displacement rail, A fixed sleeve (6) is provided at the top end of the drive rod (7).
The intelligent 3D printer of claim 1, wherein the horizontal displacement guide comprises two beams (5).
A smart 3D printer using the single-double printhead optional technique of claim 1 wherein said feeding device (1) comprises two squeeze bars.
The intelligent 3D printer adopting the single-double print head optional technology according to claim 1, wherein the coarse spray head has an inner diameter of 0.2 mm and the fine spray head has an inner diameter of 0.075 mm.
The intelligent 3D printer adopting the single-double print nozzle optional technology according to claim 1, wherein the wireless communication module (12) transmits a wireless signal through the WIFI.