阅读说明：本技术 一种三轴3d打印机 (Triaxial 3D printer ) 是由 丁一 马福文 高伟 姚杰 朱家佳 于 2020-12-15 设计创作，主要内容包括：本发明公开了一种三轴3D打印机,包括机架,所述机架的顶部两侧对称安装有Y轴运动机构,且两个Y轴运动机构之间通过X轴运动机构连接,所述X轴运动机构上安装有喷头架,所述喷头架上安装有3D打印喷头,所述机架的背部内壁中心处安装有Z轴运动机构,所述Z轴运动机构上安装有成型座,所述机架的底部内壁一侧安装有控制板,所述控制板电性连接3D打印喷头、Z轴运动机构、X轴运动机构和Y轴运动机构。本发明结构新颖,构思巧妙,便于对3D打印喷头的位置进行精确调节,提升3D打印喷头的运动精度,从而可以有效的提升打印精度,提升打印质量。(The invention discloses a three-axis 3D printer which comprises a rack, wherein Y-axis motion mechanisms are symmetrically arranged on two sides of the top of the rack, the two Y-axis motion mechanisms are connected through an X-axis motion mechanism, a nozzle frame is arranged on the X-axis motion mechanism, a 3D printing nozzle is arranged on the nozzle frame, a Z-axis motion mechanism is arranged at the center of the inner wall of the back of the rack, a forming seat is arranged on the Z-axis motion mechanism, a control plate is arranged on one side of the inner wall of the bottom of the rack, and the control plate is electrically connected with the 3D printing nozzle, the Z-axis motion mechanism, the X-axis motion mechanism and the Y-axis motion mechanism. The invention has novel structure and ingenious conception, is convenient for accurately adjusting the position of the 3D printing nozzle, and improves the motion precision of the 3D printing nozzle, thereby effectively improving the printing precision and the printing quality.)

1. The utility model provides a triaxial 3D printer, includes frame (1), its characterized in that: y axle motion (7) are installed to the top bilateral symmetry of frame (1), and connect through X axle motion (6) between two Y axle motion (7), install nozzle holder (4) on X axle motion (6), install 3D on nozzle holder (4) and print shower nozzle (3), the back inner wall center department of frame (1) installs Z axle motion (5), install on Z axle motion (5) and become one-tenth shape seat (9), control panel (2) are installed to bottom inner wall one side of frame (1), control panel (2) electric connection 3D prints shower nozzle (3), Z axle motion (5), X axle motion (6) and Y axle motion (7).

2. The three-axis 3D printer of claim 1, wherein: x axle motion (6) and Y axle motion (7) all include slide rail (12), support (13), lead screw (14), slider (15) and gear motor (16), support (13) are installed to the back symmetry of slide rail (12), lead screw (14) are installed to the inside symmetry of slide rail (12), the meshing is connected with slider (15) on lead screw (14), gear motor (16) of being connected with lead screw (14) drive are installed to one side of slide rail (12), control panel (2) electric connection gear motor (16).

3. The three-axis 3D printer of claim 2, wherein: distance sensor (17) are all installed to the corresponding both sides of slider (15), the internally mounted of control panel (2) has PLC controller (32), the input of distance sensor (17) electric connection PLC controller (32), the output electric connection gear motor (16) of PLC controller (32).

4. The three-axis 3D printer of claim 2, wherein: the top and bottom center of the sliding block (15) are respectively provided with a roller (18), and the rollers (18) are connected inside the sliding rail (12) in a rolling manner.

5. The three-axis 3D printer of claim 1, wherein: 3D prints shower nozzle (3) including mount pad (19), shower nozzle pipe (20), feed inlet (21), electric heat core (22) and solenoid (23), mount pad (19) are fixed on shower nozzle frame (4), the bottom center department of mount pad (19) installs shower nozzle pipe (20), top one side of shower nozzle pipe (20) is provided with feed inlet (21), the inside center department of shower nozzle pipe (20) installs electric heat core (22), the outside of shower nozzle pipe (20) is cup jointed and is fixed with solenoid (23).

6. The three-axis 3D printer of claim 1, wherein: shaping seat (9) include chassis (24), top tight screw (25), L shape draw runner (26), internal thread seat (27) and profiled sheeting (30), install on Z axle motion (5) chassis (24), L shape draw runner (26) are installed to the top symmetry of chassis (24), it is fixed with profiled sheeting (30) to peg graft on L shape draw runner (26), one side of L shape draw runner (26) is installed internal thread seat (27), internal thread seat (27) top spin joint is fixed with top tight screw (25).

7. The three-axis 3D printer of claim 6, wherein: the internally mounted of profiled sheeting (30) has snakelike cooling tube (31), the one end of snakelike cooling tube (31) is connected with water inlet (28) of fixing on profiled sheeting (30) one side outer wall, the other end of snakelike cooling tube (31) is connected with delivery port (29) of fixing at profiled sheeting (30) opposite side.

8. The three-axis 3D printer of claim 1, wherein: guide rod (10) are installed to the back inner wall symmetry of frame (1), the both ends of guide rod (10) are fixed on frame (1) through positioning seat (11), cup joint on guide rod (10) and be fixed with uide bushing (8), uide bushing (8) are fixed on shaping seat (9).

Technical Field

The invention relates to the technical field of 3D printers, in particular to a three-axis 3D printer.

Background

The 3D printing technology is present in the mid-90 s of the 20 th century and is actually the latest rapid prototyping device using technologies such as photocuring and paper lamination. 3D printing (3 DP), a technique for constructing objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, is one of the rapid prototyping techniques, also known as additive manufacturing. 3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.

The motion precision of an X-axis motion mechanism and a Y-axis motion mechanism of the existing 3D printer is low, and the actual precision of a printed product can be influenced by the occurrence of small deviation. Therefore, it is necessary to design a three-axis 3D printer.

Disclosure of Invention

In view of the above situation, in order to overcome the defects of the prior art, the invention provides a three-axis 3D printer, which is novel in structure and ingenious in conception, is convenient for accurately adjusting the position of a 3D printing nozzle, and improves the movement precision of the 3D printing nozzle, so that the printing precision can be effectively improved, and the printing quality is improved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a triaxial 3D printer, includes the frame, Y axle motion is installed to the top bilateral symmetry of frame, and connects through X axle motion between two Y axle motion, install the nozzle holder on the X axle motion, install 3D on the nozzle holder and print the shower nozzle, the back inner wall center department of frame installs Z axle motion, install the one-tenth seat on the Z axle motion, the control panel is installed to bottom inner wall one side of frame, control panel electric connection 3D prints shower nozzle, Z axle motion, X axle motion and Y axle motion.

Preferably, X-axis motion and Y-axis motion all include slide rail, support, lead screw, slider and gear motor, the support is installed to the back symmetry of slide rail, the lead screw is installed to the inside symmetry of slide rail, the meshing is connected with the slider on the lead screw, the gear motor who is connected with the lead screw drive is installed to one side of slide rail, control panel electric connection gear motor.

Preferably, distance sensors are installed on two corresponding sides of the sliding block, a PLC is installed inside the control panel, the distance sensors are electrically connected with the input end of the PLC, and the output end of the PLC is electrically connected with the speed reduction motor.

Preferably, the top and the bottom center of the sliding block are both provided with rollers, and the rollers are connected inside the sliding rail in a rolling manner.

Preferably, the 3D printing nozzle comprises a mounting seat, a nozzle pipe, a feeding hole, an electric heating core and an electromagnetic coil, the mounting seat is fixed on the nozzle frame, the nozzle pipe is installed at the center of the bottom of the mounting seat, the feeding hole is formed in one side of the top of the nozzle pipe, the electric heating core is installed at the center of the interior of the nozzle pipe, and the electromagnetic coil is fixedly sleeved on the outer side of the nozzle pipe.

Preferably, the shaping seat includes chassis, tight screw in top, L shape draw runner, internal thread seat and profiled sheeting, the chassis is installed on Z axle motion, L shape draw runner is installed to the top symmetry of chassis, it is fixed with the profiled sheeting to peg graft on the L shape draw runner, the internal thread seat is installed to one side of L shape draw runner, the internal thread seat top spin connects to be fixed with the tight screw in top.

Preferably, the internally mounted of profiled sheeting has snakelike cooling tube, the one end of snakelike cooling tube with fix the water inlet on profiled sheeting one side outer wall and be connected, the other end of snakelike cooling tube with fix the delivery port of profiled sheeting opposite side and be connected.

Preferably, the inner wall of the back of the rack is symmetrically provided with guide rods, two ends of each guide rod are fixed on the rack through positioning seats, the guide rods are fixedly sleeved with guide sleeves, and the guide sleeves are fixed on the forming seats.

The invention has the beneficial effects that:

1. the position of the sliding block on the X-axis movement mechanism and the position of the sliding block on the Y-axis movement mechanism can be monitored accurately and conveniently by the arranged distance sensors, the collected signal values are transmitted to the PLC, the PLC controls the work of the speed reducing motor, the position of the 3D printing nozzle can be adjusted accurately and conveniently, the movement precision of the 3D printing nozzle is improved, and therefore the printing precision can be effectively improved, and the printing quality is improved;

2. the electromagnetic coil is electrified to generate an alternating magnetic field, so that atoms in the electric heating core move randomly at a high speed, the atoms collide and rub with each other to generate heat energy, the printing raw material is rapidly heated, the thermal conversion efficiency is high, the heating speed is high, and the length of the electric heating core is greater than that of the nozzle pipe, so that the printing raw material can be effectively prevented from flowing back;

3. through the tight screw in the top of unscrewing, can make the profiled sheeting move on L shape draw runner, conveniently realize the quick location and the change of profiled sheeting, effectively promote the convenience of use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic plan view of the X-axis motion mechanism and the Y-axis motion mechanism of the present invention;

FIG. 3 is a schematic diagram of a planar structure of a 3D printing nozzle according to the present invention;

FIG. 4 is a schematic cross-sectional plan view of a forming base according to the present invention;

FIG. 5 is a schematic cross-sectional plan view of a molding plate according to the present invention;

FIG. 6 is a schematic cross-sectional plan view of a control panel according to the present invention;

reference numbers in the figures: 1. a frame; 2. a control panel; 3. 3D printing a spray head; 4. a nozzle holder; 5. a Z-axis motion mechanism; 6. an X-axis motion mechanism; 7. a Y-axis motion mechanism; 8. a guide sleeve; 9. forming a base; 10. a guide bar; 11. positioning seats; 12. a slide rail; 13. a support; 14. a screw rod; 15. a slider; 16. a reduction motor; 17. a distance sensor; 18. a roller; 19. a mounting seat; 20. a nozzle tube; 21. a feed inlet; 22. an electric heating core; 23. an electromagnetic coil; 24. a chassis; 25. jacking the screw tightly; 26. an L-shaped slide bar; 27. an internal thread seat; 28. a water inlet; 29. a water outlet; 30. forming a plate; 31. a serpentine radiating pipe; 32. a PLC controller.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 6.

As shown in fig. 1 to 6, the present invention provides the following technical solutions: the utility model provides a triaxial 3D printer, which comprises a frame 1, Y axle motion 7 is installed to the top bilateral symmetry of frame 1, and connect through X axle motion 6 between two Y axle motion 7, install nozzle holder 4 on the X axle motion 6, install 3D on the nozzle holder 4 and print shower nozzle 3, Z axle motion 5 is installed to the back inner wall center department of frame 1, install into one piece seat 9 on the Z axle motion 5, control panel 2 is installed to the bottom inner wall one side of frame 1, shower nozzle 3 is printed to 2 electric connection 3D of control panel, Z axle motion 5, X axle motion 6 and Y axle motion 7.

The X-axis movement mechanism 6 and the Y-axis movement mechanism 7 respectively comprise a sliding rail 12, a support 13, a screw rod 14, a sliding block 15 and a speed reducing motor 16, the support 13 is symmetrically installed at the back of the sliding rail 12, the screw rods 14 are symmetrically installed inside the sliding rail 12, the sliding block 15 is connected to the screw rod 14 in a meshed mode, the speed reducing motor 16 in driving connection with the screw rod 14 is installed on one side of the sliding rail 12, and the control panel 2 is electrically connected with the speed reducing motor 16.

Distance sensor 17 is all installed to slider 15's the both sides that correspond, the internally mounted of control panel 2 has PLC controller 32, distance sensor 17 electric connection PLC controller 32's input, PLC controller 32's output electric connection gear motor 16, distance sensor 17 through setting up, be convenient for accurate control X axle motion 6 and the position of Y axle motion 7 slider 15, and transmit the signal value of collecting for PLC controller 32, work through PLC controller 32 control gear motor 16, be convenient for print the position of shower nozzle 3 to 3D and carry out the accuracy regulation, promote 3D and print the motion precision of shower nozzle 3, thereby can effectual promotion printing precision, promote printing quality.

The top and the bottom center of the sliding block 15 are both provided with the roller 18, the roller 18 is connected inside the sliding rail 12 in a rolling manner, and the roller 18 slides inside the sliding rail 12, so that the friction force between the sliding block 15 and the sliding rail 12 can be effectively improved.

3D prints shower nozzle 3 and includes mount pad 19, shower nozzle pipe 20, feed inlet 21, electric heat core 22 and solenoid 23, mount pad 19 is fixed on nozzle holder 4, shower nozzle pipe 20 is installed to the bottom center department of mount pad 19, top one side of shower nozzle pipe 20 is provided with feed inlet 21, electric heat core 22 is installed to the inside center department of shower nozzle pipe 20, shower nozzle pipe 20's the outside cup joints and is fixed with solenoid 23, energize solenoid 23, produce alternating magnetic field, make the high-speed random motion of the inside atom of electric heat core 22, the atom collides mutually, the friction and produce heat energy, heat fast to the printing raw and other materials, the heat conversion is efficient, and rate is fast, and electric heat core 22's length is greater than shower nozzle pipe 20's length, can effectually prevent to print raw and other materials backward flow.

The shaping seat 9 includes chassis 24, the tight screw 25 in top, L shape draw runner 26, internal thread seat 27 and shaping plate 30, chassis 24 is installed on Z axle motion 5, L shape draw runner 26 is installed to the top symmetry of chassis 24, it is fixed with shaping plate 30 to peg graft on the L shape draw runner 26, internal thread seat 27 is installed to one side of L shape draw runner 26, internal thread seat 27 top spin-on is fixed with the tight screw 25 in top, through the tight screw 25 in the top of the pine of unscrewing, can make shaping plate 30 move on L shape draw runner 26, conveniently realize shaping plate 30's quick location and change, effectively promote the convenience of use.

The internally mounted of profiled sheeting 30 has snakelike cooling tube 31, and the one end of snakelike cooling tube 31 is connected with the water inlet 28 of fixing on the outer wall of profiled sheeting 30 one side, and the other end of snakelike cooling tube 31 is connected with the delivery port 29 of fixing at the profiled sheeting 30 opposite side, passes through water inlet 28 with cold water and gets into, circulates the back at the internal circulation of snakelike cooling tube 31 and discharges from delivery port 29, realizes profiled sheeting 30's quick cooling, conveniently prints the quick cooling shaping of material.

Guide bar 10 is installed to the back inner wall symmetry of frame 1, and the both ends of guide bar 10 are fixed in frame 1 through positioning seat 11, cup joints on the guide bar 10 and is fixed with uide bushing 8, and uide bushing 8 is fixed on shaping seat 9, through guide bar 10 and the uide bushing 8 that sets up, can promote the stability of shaping seat 9 motion.

When the automatic adjusting device is used, the positions of the sliding blocks 15 on the X-axis movement mechanism 6 and the Y-axis movement mechanism 7 can be conveniently and accurately monitored through the arranged distance sensors 17, the collected signal values are transmitted to the PLC 32, the PLC 32 is used for controlling the work of the speed reducing motor 16, the position of the 3D printing nozzle 3 can be conveniently and accurately adjusted, the movement accuracy of the 3D printing nozzle 3 is improved, and therefore the printing accuracy and the printing quality can be effectively improved;

the electromagnetic coil 23 is electrified to generate an alternating magnetic field, so that atoms in the electric heating core 22 move randomly at a high speed, the atoms collide and rub with each other to generate heat energy, the printing raw material is rapidly heated, the thermal conversion efficiency is high, the heating speed is high, and the length of the electric heating core 22 is greater than that of the nozzle tube 20, so that the printing raw material can be effectively prevented from flowing backwards;

through the tight screw 25 of screw-out top, can make profiled sheeting 30 move on L shape draw runner 26, conveniently realize profiled sheeting 30's quick location and change, effectively promote the convenience of use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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.