CN111251598A

CN111251598A - 3D printing pen

Info

Publication number: CN111251598A
Application number: CN202010263746.7A
Authority: CN
Inventors: 陈金杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-06-09

Abstract

The invention provides a 3D printing pen, which relates to the field of 3D printing and comprises a shell, wherein a first motor is installed at the top of an inner cavity of the shell, an electric telescopic rod is installed at the bottom of the first motor, first conveying pipes are installed on two sides of the motor, a box body is connected to the bottom of each first conveying pipe, a peristaltic pump is connected to the bottom of the box body through a second conveying pipe, and a motor device is connected to the bottom of each peristaltic pump through the second conveying pipe. This 3D printing pen, through the cooperation that sets up first motor, electric telescopic handle, universal joint and push pedal, make device ability more quick even extrusion raw materials to second conveying pipeline, practiced thrift latency, increased printing efficiency, through setting up the peristaltic pump, make the raw materials only contact the pump pipe, do not contact the pump body, reduced the pollution to the raw materials, and make the device have good from inhaling the ability, can idle running, prevent the backward flow, the convenient regulation of printing speed and control.

Description

3D printing pen

Technical Field

The invention relates to the technical field of 3D, in particular to a 3D printing pen.

Background

Along with the rapid development of the 3D printing technology, the 3D printing technology is more and more widely applied in daily life, the 3D printing pen is popular as a tool which can conveniently construct a three-dimensional model, the 3D printing pen can be used for a user to scribble a personalized three-dimensional model at a place and can also culture the space imagination of the user, the 3D printing technology is a rapid forming technology, and mainly adopts adhesive materials such as metal or plastic, such as powder, to construct a three-dimensional object, people combine the 3D technology with the characteristics of the pen to draw a 3D three-dimensional object picture, as the 3D printing pen utilizes hot melting to form a 3D product, the 3D product is easy to deform in the solid state recovery process, the forming effect is influenced, so that the 3D product extruded by the 3D printing pen in the market is quite rough, and as no good heat dissipation exists, the temperature of the appearance of the 3D printing pen is higher, affecting the long-term use of people.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a 3D printing pen, which solves the problems that a 3D product extruded by the 3D printing pen is very rough, and long-term use of people is influenced due to the fact that good heat dissipation is not achieved and the temperature of the appearance of the 3D printing pen is higher.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a 3D printing pen, includes the shell, first motor is installed at the top of shell inner chamber, electric telescopic handle is installed to the bottom of first motor, first conveying pipeline is all installed to the both sides of motor, the bottom of first conveying pipeline is connected with the box, the bottom of box is connected with the peristaltic pump through the second conveying pipeline, the bottom of peristaltic pump is connected with motor device through the second conveying pipeline, motor device's bottom is connected with the heat preservation insulating layer through the second conveying pipeline, the bottom of second conveying pipeline extends to the shell bottom and is connected with the nib.

Preferably, electric telescopic handle's bottom is connected with the push rod through the universal joint, the bottom of push rod extends to the inside of box and is connected with the push pedal.

Preferably, air guide pipes are respectively arranged on two sides of the inner cavity of the shell, and air outlets corresponding to the air guide pipes are arranged at the bottom of the shell.

Preferably, an electric fan and a symmetrically arranged wind scooper are arranged inside the wind guide pipe, the electric fan is mounted on the inner wall of the shell, and an air inlet corresponding to the electric fan is formed in the side face of the shell.

Preferably, a hollow heat conduction pipe is arranged in the heat insulation layer, and a heating sheet is arranged between the heat insulation layer and the hollow heat conduction pipe.

Preferably, the bottom of the pen point is provided with a valve core restorer, and the bottom of the valve core restorer is provided with a valve core.

Preferably, the motor device comprises a second motor, and a driving wheel and a driven wheel which are mutually toothed, wherein the driving wheel is connected with a rotating shaft of the second motor, the driving wheel and the driven wheel are connected with feeding wheels, and the feeding wheels are respectively arranged on two sides of the second conveying pipeline.

(III) advantageous effects

The invention provides a 3D printing pen. The method has the following beneficial effects:

1. this 3D printing pen, through the cooperation that sets up first motor, electric telescopic handle, universal joint and push pedal, makes the device can be more quick even extrusion raw materials to second conveying pipeline, has practiced thrift latency, has increased printing efficiency.

2. This 3D printing pen, through setting up the peristaltic pump, make the raw materials only contact the pump body, do not contact the pump body, reduced the pollution to the raw materials, and make the device have good from the ability of inhaling, can idle running, prevent the backward flow, the printing speed is convenient to be adjusted and is controlled.

3. This 3D printing pen, through setting up nib and conveying pipe threaded connection, it is durable firm, easy to assemble, dismantlement and maintenance, can also change the nib of different grade type as required printing, improved the practicality and the application scope of printing pen body.

4. This 3D printing pen, through setting up case restorer and case, mutually support between case restorer and the case and use, the high efficiency of being convenient for exports the material, has improved the printing effect and the work efficiency of printing pen body.

5. This 3D printing pen, through setting up guide duct and electric fan, effectual isolated heat for there is not the boiling hot sense when the handheld 3D printing pen of user, improved user experience greatly, simultaneously, the electric fan can also be bloied the material of just extruding, in order to accelerate the solidification rate of material, realizes rapid prototyping, has improved the product and has printed the shaping effect.

Drawings

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

FIG. 2 is a cross-sectional view of the nib of the present invention.

In the figure: the device comprises a shell 1, a first material conveying pipe 2, a box 3, an air inlet 4, a feeding wheel 5, a valve core 6, an air guide pipe 7, a hollow heat conduction pipe 8, a second material conveying pipe 9, an air outlet 10, a first motor 11, an electric telescopic rod 12, a push rod 13, a push plate 14, a peristaltic pump 15, an air guide cover 16, a driven wheel 17, a driving wheel 18, a second motor 19, a universal joint 20, an electric fan 21, a heating sheet 22, a heat preservation and insulation layer 23, a pen point 24 and a valve core restorer 25.

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.

The embodiment of the invention provides a 3D printing pen, as shown in FIGS. 1-2, which comprises a housing 1, a first motor 11 is installed at the top of an inner cavity of the housing 1, an electric telescopic rod 12 is installed at the bottom of the first motor 11, a push rod 13 is connected to the bottom of the electric telescopic rod 12 through a universal joint 20, the bottom of the push rod 13 extends into a box 3 and is connected with a push plate 14, the first motor 11, the electric telescopic rod 12, the universal joint 20 and the push plate 13 are arranged to be matched, so that the device can more quickly and uniformly extrude raw materials to a second material conveying pipe 9, waiting time is saved, printing efficiency is increased, the first material conveying pipes 2 are installed on both sides of the motor 11, the box 3 is connected to the bottom of the first material conveying pipe 2, a peristaltic pump 15 is connected to the bottom of the box 3 through the second material conveying pipe 9, and the peristaltic pump 15 is arranged to make the raw materials only contact with the, the pollution to raw materials is reduced, the device has good self-absorption capacity, can idle and prevent backflow, the printing speed is convenient to adjust and control, the bottom of a peristaltic pump 15 is connected with a motor device through a second conveying pipe 9, the motor device comprises a second motor 19, a driving wheel 18 and a driven wheel 17 which are mutually meshed, the driving wheel 18 is connected with a rotating shaft of the second motor 19, the driving wheel 18 and the driven wheel 17 are connected with a feeding wheel 5 in a shaft mode, the feeding wheels 5 are respectively installed on two sides of the second conveying pipe 9, the bottom of the motor device is connected with a heat-insulation layer 23 through the second conveying pipe 9, a hollow heat-conduction pipe 8 is arranged inside the heat-insulation layer 23, a heating sheet 22 is arranged between the heat-insulation layer 23 and the hollow heat-conduction pipe 8, the bottom end of the second conveying pipe 9 extends to the bottom of the shell 1 and is connected with a, the bottom of the valve core restorer 25 is provided with the valve core 6, the pen core 24 and the feeding pipe are in threaded connection through arrangement, the structure is firm and convenient to install, disassemble and maintain, different types of pen cores can be replaced according to printing requirements, the practicability and the application range of the printing pen body are improved, the valve core restorer 25 and the valve core 6 are arranged, the valve core restorer 25 and the valve core 6 are matched with each other for use, the material can be output quickly and efficiently, the printing effect and the working efficiency of the printing pen body are improved, two sides of an inner cavity of the shell 1 are respectively provided with the air guide pipes 7, the air guide pipes 7 are internally provided with the electric fans 21 and the air guide covers 16 which are symmetrically arranged, the electric fans 21 are arranged on the inner wall of the shell 1, the side surface of the shell 1 is provided with the air inlets 4 corresponding to the electric fans 21, the bottom of the shell 1 is, effectual isolated heat for there is not the boiling hot sense when the handheld 3D printing pen of user, improved user experience greatly, simultaneously, electric fan 21 can also blow to the material of just extruding, in order to accelerate the solidification rate of material, realizes rapid prototyping, has improved the product and has printed the shaping effect.

The working principle is as follows: during the use, through setting up first motor 11, electric telescopic handle 12, the cooperation of universal joint 20 and push pedal 13, make the device can be faster even extrusion raw materials to second conveying pipeline 9, through setting up peristaltic pump 15, make the raw materials contact no more the pipe, do not contact the pump body, the pollution to the raw materials has been reduced, and make the device have good from inhaling the ability, can idle running, prevent the backward flow, printing speed conveniently adjusts and controls, through setting up insulating layer 23, prevent that the raw materials cooling from solidifying, cause the jam, through setting up case restorer 25 and case 6, mutually support between case restorer 25 and the case 6 and use, be convenient for high efficiency exports the material.

To sum up, the 3D printing pen can more quickly and uniformly extrude the raw material to the second conveying pipeline 9 by the cooperation of the first motor 11, the electric telescopic rod 12, the universal joint 20 and the push plate 13, thereby saving the waiting time and increasing the printing efficiency, the raw material only contacts with a pump body and does not contact with the pump body by the arrangement of the peristaltic pump 15, the pollution to the raw material is reduced, the device has good self-absorption capacity, can idle and prevent backflow, the printing speed is convenient to adjust and control, the pen head 24 and the feeding pipeline are in threaded connection, so the 3D printing pen is firm, convenient to install, disassemble and maintain, the pen heads of different types can be replaced according to the printing requirement, the practicability and the application range of the printing pen body are improved, the valve core restorer 25 and the valve core 6 are mutually matched for use, and the material can be conveniently and efficiently output, the printing effect and the work efficiency of the printing pen body are improved, and through the arrangement of the air guide pipe 7 and the electric fan 21, the effective heat insulation effect is achieved, so that the user cannot feel hot when holding the 3D printing pen, the user experience is greatly improved, meanwhile, the electric fan 21 can also blow the material which is just extruded, the curing speed of the material is accelerated, the rapid forming is achieved, and the product printing forming effect is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A3D printing pen, includes shell (1), its characterized in that: first motor (11) are installed at the top of shell (1) inner chamber, electric telescopic handle (12) are installed to the bottom of first motor (11), first conveying pipeline (2) are all installed to the both sides of motor (11), the bottom of first conveying pipeline (2) is connected with box (3), the bottom of box (3) is connected with peristaltic pump (15) through second conveying pipeline (9), the bottom of peristaltic pump (15) is connected with motor device through second conveying pipeline (9), motor device's bottom is connected with heat preservation insulating layer (23) through second conveying pipeline (9), the bottom of second conveying pipeline (9) extends to shell (1) bottom and is connected with nib (24).

2. A 3D printing pen according to claim 1, characterized in that: the bottom of electric telescopic handle (12) is connected with push rod (13) through universal joint (20), the bottom of push rod (13) extends to the inside of box (3) and is connected with push pedal (14).

3. A 3D printing pen according to claim 1, characterized in that: the air guide pipe (7) is arranged on each of two sides of the inner cavity of the shell (1), and an air outlet (10) corresponding to the air guide pipe (7) is arranged at the bottom of the shell (1).

4. A 3D printing pen according to claim 1, characterized in that: an electric fan (21) and symmetrically arranged wind scoopers (16) are arranged inside the wind guide pipe (7), the electric fan (21) is installed on the inner wall of the shell (1), and a wind inlet (4) corresponding to the electric fan (21) is formed in the side face of the shell (1).

5. A 3D printing pen according to claim 1, characterized in that: the heat insulation layer (23) is internally provided with a hollow heat conduction pipe (8), and a heating sheet (22) is arranged between the heat insulation layer (23) and the hollow heat conduction pipe (8).

6. A 3D printing pen according to claim 1, characterized in that: the pen point (24) is provided with a valve core restorer (25) at the bottom, and the valve core (6) is arranged at the bottom of the valve core restorer (25).

7. A 3D printing pen according to claim 1, characterized in that: the motor device comprises a second motor (19), a driving wheel (18) and a driven wheel (17), wherein the driving wheel (18) and the driven wheel are mutually toothed, the driving wheel (18) is connected with a rotating shaft of the second motor (19), the driving wheel (18) and the driven wheel (17) are connected with a feeding wheel (5) in a shaft mode, and the feeding wheel (5) is respectively installed on two sides of a second conveying pipeline (9).