CN110948865A

CN110948865A - 3D printer is with laser positioning frame convenient to remove

Info

Publication number: CN110948865A
Application number: CN201911312029.2A
Authority: CN
Inventors: 王晓玉; 韩鹏; 董强; 王飞; 高佳静
Original assignee: Anhui Longyuan Forming Technology Co ltd
Current assignee: Anhui Longyuan Forming Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-04-03

Abstract

The invention discloses a laser positioning frame convenient to move for a 3D printer, which comprises a first stepping motor and a second stepping motor, wherein the first stepping motor is connected with a supporting plate through a first screw rod, the second stepping motor is connected with the supporting plate through a second screw rod, the supporting plate is in transmission connection with a printing mechanism through a third stepping motor, the bottom of the printing mechanism is connected with a laser range finder, a clamping groove is formed in the side edge of the printing mechanism, an adjusting groove is formed in the laser range finder, a connecting plate is arranged in the adjusting groove, a clamping block is arranged on one side of the connecting plate, and the clamping block is clamped and connected in the clamping groove; the invention realizes the front and back adjustment of the supporting plate through two groups of stepping motors, and the stepping motors on the supporting plate realize the left and right adjustment of the printing mechanism; and a transmission box is arranged to be in transmission connection with a third screw; laser positioning is arranged to measure the distance of the printing mechanism; and the fixture block is connected through the spring, so that the laser range finder is fixedly installed.

Description

3D printer is with laser positioning frame convenient to remove

Technical Field

The invention belongs to the technical field of laser positioning, and particularly relates to a laser positioning frame convenient to move for a 3D printer.

Background

The common printer used in daily life can print planar articles designed by a computer, the working principle of the 3D printer is basically the same as that of the common printer, only the printing materials are different, the printing materials of the common printer are ink and paper, the 3D printer is filled with different printing materials such as metal, ceramic, plastic, sand and the like, the printing materials are actual raw materials, after the printer is connected with the computer, the printing materials can be stacked layer by layer through computer control, and finally, a blueprint on the computer is changed into an actual object. Colloquially, a 3D printer is a device that can "print" out real 3D objects, such as printing a robot, printing a toy car, printing various models, even food, and so on. The generic name "printer" refers to the technical principle of a common printer, since the process of layered processing is very similar to inkjet printing.

However, in the prior art, a very precise positioning structure is needed when 3D printing is performed again, so that the accuracy of the printed structure is high, but the existing printing mechanism determines the rotation turn of the stepping motor through program programming to position the position of the printing mechanism, so that when the printing mechanism is used, the printed object is not high in precision due to inaccurate positioning of the device, and when the positioning detection device is used, the detection device is required to be conveniently detached and installed, so that the detection device is very convenient and fast to install, and because the printing mechanism moves around, the printing mechanism is required to be detected all around, and the movement structure of the existing printing mechanism is very troublesome, too many structures, inconvenience, maintenance and great fund consumption.

Therefore, the laser positioning frame convenient to move for the 3D printer is provided for solving the problems in the prior art, so that the 3D printer can be accurately positioned, the positioning structure can be conveniently detached and installed, and the transmission mechanism is simple and convenient to maintain.

Disclosure of Invention

The invention aims to provide a laser positioning frame convenient to move for a 3D printer, and aims to solve the problems that the positioning is not accurate, the position is adjusted by a program body, a detection mechanism is complex to mount and cannot be rapidly dismounted and mounted, a transmission structure is complex, the maintenance is inconvenient, and the capital consumption is high in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a laser positioning frame convenient to move for a 3D printer comprises a first stepping motor and a second stepping motor, wherein the output end of the first stepping motor is fixedly connected with a first screw rod, the output end of the second stepping motor is fixedly connected with a second screw rod, the first screw rod and the second screw rod are in threaded connection with a supporting plate, one end of the supporting plate is fixedly provided with a third stepping motor, the front end of the third stepping motor is fixedly provided with a transmission box, the output end of the third stepping motor is in key connection with a stepping motor shaft rod, the top end of the stepping motor shaft rod is in key connection with a first gear, the first gear is movably connected in the transmission box, the bottom of the first gear is in meshing connection with a second gear, the inner key of the second gear is connected with a third screw rod, two ends of the third screw rod are fixedly connected with second bearings, and the second bearings are fixedly arranged at two ends inside the supporting plate, the last threaded connection of third screw rod has the slider, fixedly connected with printing mechanism on the slider, printing mechanism's bottom fixedly connected with laser range finder, the fixed draw-in groove of having seted up in side of printing mechanism, the fixed adjustment tank of having seted up in upper portion of laser range finder, the inside activity of adjustment tank is equipped with the connecting plate, the fixed push pedal that is equipped with in top of connecting plate, the push pedal runs through the top that is in laser range finder, the fixed fixture block that is equipped with in one side of connecting plate, the fixture block runs through laser range finder's back wall, and fixture block activity block connects the inside at the draw-in groove, the opposite side fixedly connected with spring of connecting plate, the other end of spring is fixed on the lateral wall of adjustment.

Preferably, a mounting plate is welded on one side of the supporting plate, and a third stepping motor is fixedly mounted on the mounting plate.

Preferably, the backup pad passes through fixing bolt fixedly connected with step motor clamp, the inside fixed block of step motor clamp is connected with third step motor.

Preferably, one end of the first screw and one end of the second screw are fixedly connected with a first bearing, and the first bearing is fixedly installed in the side wall of the 3D printer body.

Preferably, the top of the printing mechanism is fixedly provided with a raw material inlet, and the bottom of the printing mechanism is fixedly provided with a printing nozzle.

Preferably, the four sides of the printing mechanism are fixedly connected with laser range finders, and laser emitting heads and reflection receiving heads are fixedly arranged on the laser range finders.

Preferably, the spring is internally and fixedly provided with a telescopic cylinder and a telescopic rod, the telescopic rod is movably connected in the telescopic cylinder, the telescopic rod is fixed on one side of the connecting plate, and the telescopic cylinder is fixed on the side wall of the adjusting groove.

Preferably, the first stepping motor and the second stepping motor need to be operated synchronously, and the first stepping motor and the second stepping motor are located on the same horizontal plane.

The invention has the technical effects and advantages that: compared with the prior art, the laser positioning frame convenient to move for the 3D printer provided by the invention has the following advantages:

1. two groups of stepping motors are arranged at two ends of the supporting plate to realize the movement adjustment of the supporting plate, and one end of the supporting plate is also provided with the stepping motor to realize the left-right adjustment of the printing mechanism and realize that the printing device can realize the printing position adjustment;

2. in order to realize transmission connection, the third stepping motor can be connected with the third screw rod in the supporting plate in a switching way, the printing mechanism is movably adjusted, the transmission device is arranged, and power transmission is realized through two groups of gears, so that the structure is simple and the operation is convenient;

3. in order to realize laser positioning, the laser range finder is fixedly arranged on the printing mechanism, so that the range measurement of the movement of the printing mechanism is realized, the printing mechanism can realize accurate positioning during movement, and the printing precision is prevented from being low;

4. in order to enable the laser range finder to be rapidly disassembled and assembled, the back of the laser range finder is provided with a spring connected with a clamping block, so that the laser range finder is fixedly assembled.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side schematic view of the present invention;

FIG. 3 is a schematic view of part A of the present invention;

FIG. 4 is a schematic view of part B of the present invention.

In the figure: 1. a first stepper motor; 2. a first screw; 3. a second stepping motor; 4. a second screw; 5. a support plate; 6. mounting a plate; 7. a third step motor; 8. a stepper motor shaft; 9. a transmission box; 10. a printing mechanism; 11. a printing nozzle; 12. a laser range finder; 13. a laser emitting head; 14. a reflection receiving head; 15. a 3D printer body; 16. a first bearing; 17. a first gear; 18. a second gear; 19. a second bearing; 20. a third screw; 21. a slider; 22. a card slot; 23. pushing the plate; 24. a connecting plate; 25. a spring; 26. a clamping block; 27. a raw material inlet; 28. a step motor hoop; 29. and (4) adjusting the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a laser positioning frame convenient to move for a 3D printer, which comprises a first stepping motor 1 and a second stepping motor 3, wherein the first stepping motor is arranged on the first stepping motor;

according to the figures 1 and 2, in order to realize the back and forth movement adjustment of the support plate 5, the output end of the first stepping motor 1 is fixedly connected with the first screw rod 2, the output end of the second stepping motor 3 is fixedly connected with the second screw rod 4, the first stepping motor 1 and the second stepping motor 3 need to keep synchronous operation, the first stepping motor 1 and the second stepping motor 3 are positioned on the same horizontal plane, the support plate 5 is connected on the first screw rod 2 and the second screw rod 4 in a threaded manner, one end of the first screw rod 2 and one end of the second screw rod 4 are fixedly connected with the first bearing 16, the first bearing 16 is fixedly installed in the side wall of the 3D printer body 15, in order to realize the left and right adjustment of the printing mechanism 10, the third stepping motor 7 is fixedly installed at one end of the support plate 5, in order to ensure that the third stepping motor 7 is stably installed, the installation plate 6 is welded at one, a third stepping motor 7 is fixedly installed on the installation plate 6, the support plate 5 is fixedly connected with a stepping motor hoop 28 through a fixing bolt, the interior of the stepping motor hoop 28 is fixedly clamped and connected with the third stepping motor 7, and a transmission box 9 is fixedly arranged at the front end of the third stepping motor 7 in order to realize transmission connection;

according to fig. 3, in order to transmit the power output of the third stepping motor 7, the stepping motor shaft 8 is connected to the output end of the third stepping motor 7 in a key manner, in order to realize gear meshing connection and protect the gear set, the first gear 17 is connected to the top end of the stepping motor shaft 8 in a key manner, the first gear 17 is movably connected in the transmission box 9, the second gear 18 is connected to the bottom of the first gear 17 in a meshing manner, in order to realize moving connection of the printing mechanism 10, the third screw 20 is connected to the second gear 18 in a key manner, in order to realize rotating connection of the third screw 20 in the support plate 5, the second bearings 19 are fixedly connected to the two ends of the third screw 20, the second bearings 19 are fixedly installed at the two ends of the support plate 5, in order to realize connection of the printing mechanism 10, the slide block 21 is connected to the upper threads of the third screw 20, the sliding block 21 is fixedly connected with a printing mechanism 10, the top of the printing mechanism 10 is fixedly provided with a raw material inlet 27, and the bottom of the printing mechanism 10 is fixedly provided with a printing nozzle 11;

according to fig. 1 and 4, in order to detect the moving distance of the printing mechanism 10, a laser range finder 12 is fixedly connected to the bottom of the printing mechanism 10, the laser range finder 12 is fixedly connected to all four sides of the printing mechanism 10, a laser emitting head 13 and a reflection receiving head 14 are fixedly arranged on the laser range finder 12, in order to facilitate the installation of the laser range finder, a slot 22 is fixedly arranged on the side of the printing mechanism 10, in order to achieve the snap-fit connection, an adjusting slot 29 is fixedly arranged on the upper portion of the laser range finder 12, a connecting plate 24 is movably arranged inside the adjusting slot 29, in order to facilitate the adjustment, a push plate 23 is fixedly arranged on the top of the connecting plate 24, the push plate 23 penetrates through the top of the laser range finder 12, a clamping block 26 is fixedly arranged on one side of the connecting plate 24, the clamping block 26 penetrates through the rear wall of the laser range finder 12, and the, in order to enable the fixture block 26 to reset, a spring 25 is fixedly connected to the other side of the connecting plate 24, a telescopic cylinder and a telescopic rod are fixedly arranged inside the spring 25, the telescopic rod is movably connected into the telescopic cylinder, the telescopic rod is fixed to one side of the connecting plate 24, and the telescopic cylinder is fixed to the side wall of the adjusting groove 29.

The working principle is as follows: firstly, a first stepping motor 1 and a second stepping motor 3 are started, so that the first stepping motor 1 drives a first screw rod 2, the second stepping motor 3 drives a second screw rod 4 to rotate, the first screw rod 2 and the second screw rod 4 rotate to drive a support plate 5 to realize the adjustment of the front and back positions, then a third stepping motor 7 at one end of the support plate 5 drives a third screw rod 20 to rotate through the meshing connection of a first gear 17 and a second gear 18 in a transmission box 9, so that a slide block 21 on the third screw rod 20 can be movably adjusted to realize the left and right adjustment of a printing mechanism 10, then when the position of the printing mechanism 10 is adjusted, a laser range finder 12 on the printing mechanism 10 can realize the distance detection, so that the printing mechanism 10 can move more accurately, and when the laser range finder 12 needs to be disassembled, a push plate 23 is used for pushing a clamping block 26 out of a clamping groove 22, so that the laser rangefinder 12 can be removed and replaced.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a 3D printer is with laser positioning frame convenient to remove, includes first step motor (1) and second step motor (3), its characterized in that: the output end of the first stepping motor (1) is fixedly connected with a first screw rod (2), the output end of the second stepping motor (3) is fixedly connected with a second screw rod (4), the first screw rod (2) and the second screw rod (4) are in threaded connection with a support plate (5), one end of the support plate (5) is fixedly provided with a third stepping motor (7), the front end of the third stepping motor (7) is fixedly provided with a transmission box (9), the output end of the third stepping motor (7) is in key connection with a stepping motor shaft lever (8), the top end of the stepping motor shaft lever (8) is in key connection with a first gear (17), the first gear (17) is movably connected in the transmission box (9), the bottom of the first gear (17) is in meshing connection with a second gear (18), and the second gear (18) is in key connection with a third screw rod (20), the two ends of the third screw rod (20) are fixedly connected with second bearings (19), the second bearings (19) are fixedly installed at the two ends of the inner portion of the supporting plate (5), the upper threads of the third screw rod (20) are connected with sliders (21), the sliders (21) are fixedly connected with a printing mechanism (10), the bottom of the printing mechanism (10) is fixedly connected with a laser range finder (12), the side edges of the printing mechanism (10) are fixedly provided with clamping grooves (22), the upper portion of the laser range finder (12) is fixedly provided with adjusting grooves (29), the inner portion of the adjusting grooves (29) is movably provided with connecting plates (24), the top of the connecting plates (24) is fixedly provided with a push plate (23), the push plate (23) penetrates through the top of the laser range finder (12), one side of the connecting plates (24) is fixedly provided with clamping blocks (26), and the clamping blocks (26) penetrate through the rear wall of the laser range finder (12, and the clamping block (26) is movably clamped and connected in the clamping groove (22), the other side of the connecting plate (24) is fixedly connected with a spring (25), and the other end of the spring (25) is fixed on the side wall of the adjusting groove (29).

2. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: one side welding of backup pad (5) has mounting panel (6), fixed mounting has third step motor (7) on mounting panel (6).

3. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: backup pad (5) are through fixing bolt fixedly connected with step motor clamp (28), the inside fixed block of step motor clamp (28) is connected with third step motor (7).

4. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: one end fixedly connected with first bearing (16) of first screw rod (2) and second screw rod (4), first bearing (16) fixed mounting is in the lateral wall of 3D printer body (15).

5. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: the top of printing mechanism (10) is fixed and is equipped with raw materials import (27), the bottom of printing mechanism (10) is fixed and is equipped with printing nozzle (11).

6. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: the four sides of the printing mechanism (10) are fixedly connected with laser range finders (12), and laser emitting heads (13) and reflection receiving heads (14) are fixedly arranged on the laser range finders (12).

7. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: the telescopic cylinder and the telescopic rod are fixedly arranged inside the spring (25), the telescopic rod is movably connected into the telescopic cylinder, the telescopic rod is fixed to one side of the connecting plate (24), and the telescopic cylinder is fixed to the side wall of the adjusting groove (29).

8. The laser positioning frame convenient to move for the 3D printer according to claim 1, characterized in that: the first stepping motor (1) and the second stepping motor (3) need to keep synchronous operation, and the first stepping motor (1) and the second stepping motor (3) are located on the same horizontal plane.