CN113478824A

CN113478824A - Novel 3D printer

Info

Publication number: CN113478824A
Application number: CN202110722898.3A
Authority: CN
Inventors: 张改莲; 张洪俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-10-08

Abstract

The invention relates to the technical field of 3D printers, in particular to a novel 3D printer which comprises a machine body, wherein the upper surface of the machine body is rotatably connected with a rotating disc, a motor groove is formed in the machine body, and the inner bottom wall of the motor groove is fixedly connected with a rotating motor, and an output shaft of the rotating motor penetrates through the upper surface of the machine body and is fixedly connected with the lower surface of the rotating disc, the rotary motor and the rotary disc are arranged to enable the object placing mechanism to rotate, the object placing mechanism is arranged to place the printing model, meanwhile, the position of the model can be adjusted, the height of the spray nozzle can be adjusted by arranging the electric push rod and the mounting plate, the position of the spray nozzle can be adjusted by arranging the pushing mechanism, the cooling air can be directly sprayed to the printing material by bypassing the spray nozzle through arranging the fan, the air collecting cover and the air outlet pipe, thereby this novel 3D printer reaches the effect that the control cooling scope can only cool off the printing material.

Description

Novel 3D printer

Technical Field

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

Background

A three-dimensional printer, also called a three-dimensional printer, namely a 3D printer, is a process for rapid prototyping, and adopts a layer-by-layer stacking mode to manufacture a three-dimensional model in a layering mode, the operation process of the three-dimensional printer is similar to that of a traditional printer, except that the traditional printer prints ink on paper to form a two-dimensional plane drawing, and the three-dimensional printer realizes layer-by-layer stacking and superposition of materials such as liquid photosensitive resin materials, molten plastic wires, gypsum powder and the like through binder spraying or extruding and the like to form a three-dimensional entity.

After the 3D printer will print the material and extrude, need carry out quick cooling to printing the material, current 3D printer is through natural cooling or fan, and the time that natural cooling needs is longer for the entity is unstable, and the fan can cause to extrude the shower nozzle cooling and lead to the material to extrude inhomogeneously because the refrigeration scope is great, influences the normal work of 3D printer, can't reach the effect of ideal.

In addition, in the existing screw transmission, the surface of the screw rod is subjected to friction, the surface of the screw rod is abraded due to perennial accumulation, and the service life of the screw rod is shortened, so that the technical personnel in the field provide a novel 3D printer to solve the problem provided in the background technology.

Disclosure of Invention

The invention aims to provide a novel 3D printer to solve the problems in the background technology.

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

the utility model provides a novel 3D printer, includes the organism, the upper surface of organism rotates and is connected with the rolling disc, the motor groove has been seted up to the inside of organism, and the interior diapire fixedly connected with in motor groove rotates the motor, the output shaft that rotates the motor run through the upper surface of organism and be connected with the lower fixed surface of rolling disc, the last fixed surface of rolling disc is connected with puts thing mechanism, one side fixed connection backup pad of organism, and the last fixed surface of backup pad is connected with electric putter, electric putter's last fixed surface is connected with the mounting panel, the last fixed surface of mounting panel is connected with pushing mechanism, pushing mechanism's last fixed surface is connected with the fan, the air-out end fixedly connected with air-collecting cover of fan, pushing mechanism's lower surface difference fixedly connected with jet nozzle and play tuber pipe.

As a further scheme of the invention: the lower fixed surface of organism is connected with the base, and the material of base is the stainless steel, anti-skidding line has been seted up to the lower surface of base, through setting up the base, can make the organism during operation remain stable.

As a still further scheme of the invention: the spout has been seted up to the upper surface of organism, and the inner wall roll connection of spout has the ball, the quantity of ball is a plurality of, a plurality of the ball is the inner wall that the circumference array set up at the spout, the slide rail with ball looks adaptation is seted up to the lower surface of rolling disc, the lower surface of rolling disc passes through the ball and is connected with the upper surface rotation of organism, and through setting up the ball, steady when can making the rolling disc rotate, prevents to appear the skew.

As a still further scheme of the invention: put thing mechanism and include the slide bar of being connected with fixed surface on the organism, the last sliding surface of slide bar is connected with puts the thing board, put the lower fixed surface of thing board and be connected with the connecting block, and the front of connecting block sets up threaded hole, the inner wall threaded connection of screw hole has the screw lead screw, the last fixed surface of organism is connected with the motor, the output of motor and the one end fixed connection of screw lead screw can drive through setting up slide bar and screw lead screw and put the thing board removal, and then adjust the printing position.

As a still further scheme of the invention: the last fixed surface of slide bar is connected with the stopper, the quantity of stopper is two, two the stopper uses the vertical central line of slide bar side to set up both sides around the slide bar upper surface as symmetry axis symmetry, through setting up the stopper, can prevent to put thing board and slide bar and break away from.

As a still further scheme of the invention: the pushing mechanism comprises a pushing motor fixedly connected with the upper surface of the mounting plate, the output end of the pushing motor is fixedly connected with a pushing screw rod, the tooth form angle of the pushing screw rod is rectangular, a rectangular thread groove matched with the pushing screw rod is arranged in a sliding block, two identical grooves are respectively arranged on the pushing screw rod and two sides of the upper part and the lower part of each thread of the sliding block 703, the upper surface and the lower surface of each thread are respectively provided with one identical groove, a magnet is adhered in the grooves on the two sides of the threads of the pushing screw rod and the sliding block through glue, the S pole is arranged in the S pole, the N pole is arranged outside, a magnetic shielding plate is adhered in the grooves on the upper surface and the lower surface of the threads of the pushing screw rod and the sliding block through glue, the surface magnetic force of the pushing screw rod is connected with the sliding block, the magnet on the threads on the surfaces of the pushing screw rod and the sliding block are arranged, and the magnet is adhered in the grooves on the upper side and the lower side of the threads in a mutually repellent manner, so that the pushing motor can drive the pushing screw rod to rotate, the magnets on the two sides of the screw threads of the screw rod are pushed to repel each other with the magnets on the two sides of the screw threads inside the sliding block, so that the sliding block is driven to move, and the magnets on the two sides of the screw threads can be prevented from being demagnetized by arranging the magnetic shielding plates.

As a still further scheme of the invention: the sliding tray with sliding block looks adaptation is seted up to the upper surface of mounting panel, the front of sliding block and the inner wall sliding connection of sliding tray, the air vent has been seted up with the corresponding position of play tuber pipe to the upper surface of sliding block, through setting up the sliding tray, keeps steadily when can making the sliding block remove, has limiting displacement simultaneously.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the rotating motor and the rotating disc are arranged, the object placing mechanism can be rotated, the printing model can be placed by the object placing mechanism, the position of the model can be adjusted, the height of the injection nozzle can be adjusted by arranging the electric push rod and the mounting plate, the position of the injection nozzle can be adjusted by arranging the pushing mechanism, and cooling air can be directly injected onto a printing material by bypassing the injection nozzle through arranging the fan, the air collecting cover and the air outlet pipe, so that the novel 3D printer can achieve the effect that the printing material can only be cooled by controlling the cooling range.

2. According to the invention, the magnets on the threads on the surfaces of the push screw rod and the sliding block are arranged in the sliding block, and the magnets are mutually repelled and stuck in the grooves on the upper side and the lower side of the threads, so that after the push screw rod is driven by the push motor to rotate, the magnets on the two sides of the threads of the push screw rod and the magnets on the two sides of the threads in the sliding block are mutually repelled, thereby driving the sliding block to move, and the magnets on the two sides of the threads can be prevented from being demagnetized by arranging the magnetic shielding plate, thereby eliminating friction generated by the contact of the surfaces of the push screw rod and the sliding block, and prolonging the service life of the push screw rod.

Drawings

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

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

FIG. 3 is a schematic cross-sectional view of the structure of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is a partial cross-sectional view of the push screw and the slide block of the present invention.

In the figure: 1. a body; 2. rotating the disc; 3. rotating the motor; 4. a placement mechanism; 401. a slide bar; 402. a storage plate; 403. a threaded lead screw; 404. a motor; 5. an electric push rod; 6. mounting a plate; 7. a pushing mechanism; 701. a push motor; 702. pushing the screw rod; 703. a slider; 8. a fan; 9. a wind collecting cover; 10. a spray nozzle; 11. an air outlet pipe; 12. a base; 13. a ball bearing; 14. a limiting block; 15. a sliding groove; 16. a magnet; 17. a magnetic shield panel.

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. 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.

Referring to fig. 1 to 4, in the embodiment of the present invention, a novel 3D printer includes a machine body 1, a rotating disc 2 is rotatably connected to an upper surface of the machine body 1, a motor groove is formed inside the machine body 1, a rotating motor 3 is fixedly connected to an inner bottom wall of the motor groove, an output shaft of the rotating motor 3 penetrates through the upper surface of the machine body 1 and is fixedly connected to a lower surface of the rotating disc 2, an article placing mechanism 4 is fixedly connected to the upper surface of the rotating disc 2, a support plate is fixedly connected to one side of the machine body 1, an electric push rod 5 is fixedly connected to an upper surface of the support plate, a mounting plate 6 is fixedly connected to an upper surface of the electric push rod 5, a pushing mechanism 7 is fixedly connected to an upper surface of the mounting plate 6, a fan 8 is fixedly connected to an upper surface of the pushing mechanism 7, an air collecting hood 9 is fixedly connected to an air outlet end of the fan 8, and an injection nozzle 10 and an air outlet pipe 11 are respectively fixedly connected to a lower surface of the pushing mechanism 7, through setting up rotating electrical machines 3 and rolling disc 2, can make and put thing mechanism 4 and rotate, put thing mechanism 4 through the setting, can place the printing model, the position of model can be adjusted simultaneously, through setting up electric putter 5 and mounting panel 6, can adjust the height of jet nozzle 10, through setting up pushing mechanism 7, can adjust the position of jet nozzle 10, through setting up fan 8, air-collecting cover 9 and play tuber pipe 11, can make the cooling air skip jet nozzle 10 direct injection to the printing material on, thereby this novel 3D printer reaches the effect that the control cooling range can only cool off the printing material.

The lower surface of the machine body 1 is fixedly connected with a base 12, the base 12 is made of stainless steel, the lower surface of the base 12 is provided with anti-skid grains, and the machine body 1 can keep stable during working by arranging the base 12; the upper surface of the machine body 1 is provided with a sliding chute, the inner wall of the sliding chute is connected with a plurality of balls 13 in a rolling manner, the plurality of balls 13 are arranged on the inner wall of the sliding chute in a circumferential array manner, the lower surface of the rotating disc 2 is provided with a sliding rail matched with the balls 13, the lower surface of the rotating disc 2 is rotatably connected with the upper surface of the machine body 1 through the balls 13, and the balls 13 are arranged, so that the rotating disc 2 can rotate stably and can be prevented from being deviated; put thing mechanism 4 including the slide bar 401 with organism 1 upper surface fixed connection, the upper surface sliding connection of slide bar 401 has puts thing board 402, the lower fixed surface of putting thing board 402 is connected with the connecting block, and the front of connecting block sets up threaded hole, the inner wall threaded connection of threaded hole has screw lead screw 403, the upper surface fixed connection of organism 1 has motor 404, the output of motor 404 and the one end fixed connection of screw lead screw 403, through setting up slide bar 401 and screw lead screw 403, can drive and put thing board 402 and remove, and then adjust the printing position, the last fixed surface of slide bar 401 is connected with stopper 14, the quantity of stopper 14 is two, two stoppers 14 use the vertical central line of slide bar 401 side to set up the front and back both sides at slide bar 401 upper surface as symmetry axis symmetry, through setting up stopper 14, can prevent to put thing board 402 and slide bar 401 and break away from.

Wherein, the pushing mechanism 7 comprises a pushing motor 701 fixedly connected with the upper surface of the mounting plate 6, the output end of the pushing motor 701 is fixedly connected with a pushing screw rod 702, the tooth form angle of the pushing screw rod 702 is rectangular, a rectangular thread groove matched with the pushing screw rod 702 is arranged in the sliding block 703, two identical grooves are respectively arranged on the upper side and the lower side of each thread of the pushing screw rod 702 and the sliding block 703, the upper surface and the lower surface of each thread are respectively provided with one identical groove, a magnet 16 is adhered in the grooves on the two sides of the threads of the pushing screw rod 702 and the sliding block 703 through glue, the S pole is inside, the N pole is outside, a magnetic shielding plate 17 is adhered in the grooves on the upper surface and the lower surface of the threads of the pushing screw rod 702 and the sliding block 703 through glue, the surface thread of the pushing screw rod 702 is magnetically connected with the sliding block, the magnet 16 is adhered on the surface threads of the pushing screw rod 703 through the arrangement, and the magnet 16 is made to repel in the grooves on the upper side and the lower side of the threads of the sliding block 703, after the push motor 701 drives the push screw rod 702 to rotate, the magnets 16 on two sides of the threads of the push screw rod 702 and the magnets 16 on two sides of the threads inside the sliding block 703 repel each other, so that the sliding block 703 is driven to move, friction generated by contact between the surface of the push screw rod 702 and the sliding block 703 is eliminated, and the service life of the push screw rod 702 is prolonged; the magnet 16 on both sides of the screw thread can be prevented from being demagnetized by arranging the magnetic shielding plate 17; the sliding groove 15 matched with the sliding block 703 is formed in the upper surface of the mounting plate 6, the front surface of the sliding block 703 is connected with the inner wall of the sliding groove 15 in a sliding mode, the air vent is formed in the position, corresponding to the air outlet pipe 11, of the upper surface of the sliding block 703, and the sliding groove 15 is arranged, so that the sliding block 703 can be kept stable when moving and has a limiting effect.

The working principle of the invention is as follows: when the novel 3D printer is used, a user firstly places a model to be printed on the object placing plate 402, then opens the machine body 1, the external numerical control system adjusts the relative position between the injection nozzle 10 and the model, wherein the output end of the rotating motor 3 (model is HF-SP102K) drives the rotating disc 2 to rotate, the output end of the motor 404 (model is HF-SP102K) drives the threaded screw rod 403 to rotate, so that the connecting block moves, the connecting block drives the object placing plate 402 to move, thereby adjusting the position of the model, the electric push rod 5 (model is SXL 003) drives the mounting plate 6 to move up and down, the mounting plate 6 drives the sliding block 703 to move up and down, the magnet 16 is adhered in the grooves at two sides of the threads of the pushing screw rod 702 and the sliding block through glue, the S pole is inside, the N pole is outside, the output end of the pushing motor 701 (model is HF-SP102K) drives the pushing screw rod 702 to rotate, so that the magnets 16 on both sides of the threads inside the sliding block 703 and the magnets 16 on both sides of the threads of the pushing screw 702 repel each other, so that the sliding block 703 moves, thereby eliminating the friction generated by the contact between the surface of the push screw rod 702 and the sliding block 703, prolonging the service life of the push screw rod 702, arranging magnetic shielding plates 17 on the upper and lower surfaces of the screw teeth of the push screw rod 702 and the sliding block 703, preventing the magnets 16 on the two sides of the screw teeth from being demagnetized, driving the spray nozzle 10 and the air outlet pipe 11 to move by the sliding block 703, thereby adjusting the position of the spray nozzle 10, enabling the spray nozzle 10 to spray printing materials at the position corresponding to the model, simultaneously, the fan 8 is started, the air flow cools the sprayed printing material through the air collecting cover 9 and the air outlet pipe 11, the air cooling range is narrowed, the spray nozzle 10 is prevented from being cooled, thereby this novel 3D printer reaches the effect that the control cooling scope can only cool off the printing material.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a novel 3D printer, includes organism (1), its characterized in that: the air conditioner is characterized in that a rotating disc (2) is rotatably connected to the upper surface of the machine body (1), a motor groove is formed in the machine body (1), a rotating motor (3) is fixedly connected to the inner bottom wall of the motor groove, an output shaft of the rotating motor (3) penetrates through the upper surface of the machine body (1) and is fixedly connected with the lower surface of the rotating disc (2), an object placing mechanism (4) is fixedly connected to the upper surface of the rotating disc (2), a supporting plate is fixedly connected to one side of the machine body (1), an electric push rod (5) is fixedly connected to the upper surface of the supporting plate, a mounting plate (6) is fixedly connected to the upper surface of the electric push rod (5), a pushing mechanism (7) is fixedly connected to the upper surface of the mounting plate (6), a fan (8) is fixedly connected to the upper surface of the pushing mechanism (7), and a wind collecting cover (9) is fixedly connected to the wind outlet end of the fan (8), the lower surface of the pushing mechanism (7) is fixedly connected with a spray nozzle (10) and an air outlet pipe (11) respectively.

2. The novel 3D printer of claim 1, wherein: the lower surface of the machine body (1) is fixedly connected with a base (12), the base (12) is made of stainless steel, and anti-skid grains are arranged on the lower surface of the base (12).

3. The novel 3D printer of claim 1, wherein: the spout has been seted up to the upper surface of organism (1), and the inner wall roll connection of spout has ball (13), the quantity of ball (13) is a plurality of, a plurality of ball (13) are the inner wall that the circumference array set up at the spout, the slide rail with ball (13) looks adaptation is seted up to the lower surface of rolling disc (2), the lower surface of rolling disc (2) passes through ball (13) and is connected with the upper surface rotation of organism (1).

4. The novel 3D printer of claim 1, wherein: put thing mechanism (4) and include slide bar (401) of being connected with organism (1) upper surface fixed surface, the upper surface sliding connection of slide bar (401) has puts thing board (402), put the lower fixed surface connecting block of thing board (402), and the front of connecting block set up threaded hole, the inner wall threaded connection of screw hole has screw thread lead screw (403), the upper surface fixed connection of organism (1) has motor (404), the output of motor (404) and the one end fixed connection of screw thread lead screw (403).

5. The novel 3D printer of claim 4, wherein: the upper surface fixed connection of slide bar (401) has stopper (14), the quantity of stopper (14) is two, two stopper (14) use the vertical central line of slide bar (401) side to set up both sides around slide bar (401) upper surface as symmetry axis symmetry.

6. The novel 3D printer of claim 1, wherein: the pushing mechanism (7) comprises a pushing motor (701) fixedly connected with the upper surface of the mounting plate (6), the output end of the pushing motor (701) is fixedly connected with a pushing screw rod (702), the tooth form angle of the pushing screw rod (702) is rectangular, a rectangular thread groove matched with the push screw rod (702) is arranged in the sliding block (703), two identical grooves are respectively arranged on the two sides of the upper part and the lower part of each thread of the push screw rod (702) and the sliding block (703), the upper surface and the lower surface of each thread are respectively provided with one identical groove, the magnet (16) is stuck in the grooves at two sides of the screw teeth of the push screw rod (702) and the sliding block (703) through glue, the S pole is positioned inside, the N pole is positioned outside, the magnetic shielding plate (17) is stuck in the grooves on the upper and lower surfaces of the screw teeth of the push screw rod (702) and the sliding block (703) through glue, the surface of the pushing screw rod (702) is magnetically connected with a sliding block (703).

7. The novel 3D printer of claim 6, wherein: the upper surface of mounting panel (6) is seted up sliding tray (15) with sliding block (703) looks adaptation, the front of sliding block (703) and the inner wall sliding connection of sliding tray (15), the air vent has been seted up with the corresponding position of air-out pipe (11) to the upper surface of sliding block (703).