CN210023769U

CN210023769U - Metal 3D prints shower nozzle extrusion device

Info

Publication number: CN210023769U
Application number: CN201920262959.0U
Authority: CN
Inventors: 张昌昊; 杨长远
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-02-07
Anticipated expiration: 2029-03-01

Abstract

The utility model provides a metal 3D prints shower nozzle extrusion device, including the connecting seat, the left side fixed mounting nozzle of connecting seat bottom surface, the right side of nozzle is equipped with the montant, the bottom surface fixed mounting of montant and connecting seat, the lower extreme fixed mounting stopper of montant, the periphery suit circle cover of montant lower extreme, through fixing device fixed mounting between circle cover and the montant, the left side fixed mounting connecting plate of circle cover, first screw hole is seted up in the left side of connecting plate top surface, first threaded hole is equipped with the screw rod, screw rod and first screw hole screw-thread fit. The utility model discloses a mode that the drill bit bored and got clears up the plug in the nozzle, and drill bit hardness is great, prevents the rupture, prolongs the service life of equipment, during the use, only needs to rotate the below that the nozzle was arranged in to the drill bit, and is easy and simple to handle.

Description

Metal 3D prints shower nozzle extrusion device

Technical Field

The utility model belongs to metal 3D prints shower nozzle extrusion device field, specifically speaking is a metal 3D prints shower nozzle extrusion device.

Background

A 3D printer, a machine of rapid prototyping technology, is a technology that constructs an object by using an adhesive material such as powdered metal or plastic based on a digital model file and by printing layer by layer; in the past, the mold 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, which means that the technology is popularized; the design process of 3D printing is as follows: firstly, carrying out software modeling through a computer, and then 'analyzing' the built three-dimensional model into a section, namely a tangent plane, layer by layer, so as to guide a printer to print layer by layer and stack thin layers until a solid object is formed; the biggest difference between the multifunctional 3D printer and the traditional printer is that: it uses "ink" as a real raw material; the raw material is generally a hot melt adhesive wire, the end part of the hot melt adhesive wire is inserted into a hot melt printer head of the 3D printer, the hot melt printer head melts the hot melt adhesive wire by electrifying and heating, the melted adhesive flows out from the lower end of the hot melt printer head, the layer-by-layer printing is carried out, and thin layer surfaces are stacked to realize the molding of a solid object; the existing 3D printers are generally applied to molding plastic models, while the 3D printers applied to molding metal models are few, and the nozzles of the printing heads are blocked due to the problems that consumables of different manufacturers have different quality, or wires are not uniformly drawn after the consumables are heated, or coagulation is abnormal, or impurities are rich; still because of individual when changing the printing consumables, nonstandard operation (pull out, cut), cause feeding gear or inlet pipe to have remaining disconnected silk to shower nozzle department, unable normal extrusion, and block up the shower nozzle, therefore no matter be applied to the 3D printer of shaping plastic model or shaping metal model all can take place the phenomenon that the shower nozzle blockked up when using, the inner wall of nozzle is cleared up to the mode that adopts the steel needle to scrape to get when current shower nozzle blocks up, because of the steel needle diameter is thinner, the jam is metal material, hardness is great, the steel needle breaks easily, slow down the life of equipment, and the regulation of two directions about the position of steel needle needs about when using, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal 3D prints shower nozzle extrusion device for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the utility model provides a metal 3D prints shower nozzle extrusion device, which comprises a connecting seat, the left side fixed mounting nozzle of connecting seat bottom surface, the right side of nozzle is equipped with the montant, the bottom surface fixed mounting of montant and connecting seat, the lower extreme fixed mounting stopper of montant, the periphery suit circle cover of montant lower extreme, through fixing device fixed mounting between circle cover and the montant, the left side fixed mounting connecting plate of circle cover, first screw hole is seted up in the left side of connecting plate top surface, first threaded hole is equipped with the screw rod, screw rod and first screw hole screw-thread fit, the top fixed mounting drill bit of screw rod, the diameter that the drill bit can creep into the spout of nozzle and drill bit is slightly less than the diameter of nozzle, the positive and negative motor of lower extreme fixed mounting of screw rod, the bottom surface fixed mounting L template of positive and negative motor, the groove is seted up at the middle part.

As above, a metal 3D prints shower nozzle extrusion device, fixing device include the bolt, the second screw hole is all seted up with the front side of montant lower extreme to the front side of circle cover, the second screw hole on the circle cover is the through-hole, the second screw hole on the montant is the blind hole, the threaded bolt that is equipped with of second.

According to the extrusion device for the metal 3D printing nozzle, the baffle is fixedly installed on the upper side of the vertical plate of the L-shaped plate.

As above, the metal 3D printing nozzle extrusion device has the advantages that the left side and the right side of the through groove are provided with the plurality of arc-shaped grooves, the balls are arranged in the arc-shaped grooves and can rotate around the arc-shaped grooves, and the inner sides of the balls are in contact with the vertical plate of the L-shaped plate.

According to the extrusion device for the metal 3D printing nozzle, the drill bit is a small medical drill bit.

The utility model has the advantages that: the utility model adopts the drill bit drilling mode to clean the blockage in the nozzle, the hardness of the drill bit is larger, the drill bit is prevented from being broken, the service life of the equipment is prolonged, and when in use, the drill bit only needs to be rotated to be arranged below the nozzle, so the operation is simple and convenient; when the nozzle of the nozzle is blocked, the connecting plate is rotated to the left, the connecting plate drives the round sleeve to rotate around the vertical rod, the connecting plate drives the drill bit to rotate through the screw rod, when the drill bit rotates to the position below the nozzle, the fixing device is screwed, the relative position of the round sleeve and the vertical rod is fixed, the position of the vertical rod is fixed, the forward and reverse motor is opened, the forward and reverse motor rotates, the forward and reverse motor drives the screw rod to rotate, the screw rod moves upwards along the first threaded hole, the drill bit and the forward and reverse motor move upwards, the forward and reverse motor drives the vertical plate of the L-shaped plate to move upwards along the through groove, the drill bit enters the nozzle to drill the blockage of the nozzle, when the drill bit is completely arranged in the nozzle, the forward and reverse motor rotates reversely, the forward motor drives the drill bit to move downwards through the screw rod, the drill bit moves out of the, dredge the nozzle, after the mediation is accomplished, open fixing device, to the right side rotation connecting plate, arrange the opposite side in with the drill bit, prevent that the drill bit from blocking the nozzle, guarantee the normal use of nozzle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is an enlarged view of a cross-sectional view taken along line A-A of FIG. 1; fig. 3 is an enlarged view of a partial view i of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A metal 3D printing nozzle extrusion device comprises a connecting seat 1, a nozzle 2 is fixedly installed on the left side of the bottom surface of the connecting seat 1, a vertical rod 3 is arranged on the right side of the nozzle 2, the vertical rod 3 is fixedly installed with the bottom surface of the connecting seat 1, a limiting block 4 is fixedly installed at the lower end of the vertical rod 3, a round sleeve 5 is sleeved on the periphery of the lower end of the vertical rod 3, the round sleeve 5 is fixedly installed with the vertical rod 3 through a fixing device 6, a connecting plate 7 is fixedly installed on the left side of the round sleeve 5, a first threaded hole 8 is formed in the left side of the top surface of the connecting plate 7, a screw rod 9 is arranged in the first threaded hole 8, the screw rod 9 is in threaded fit with the first threaded hole 8, a drill bit 10 is fixedly installed above the screw rod 9, the drill bit 10 can drill into a nozzle of the nozzle 2, the diameter of, the middle part of the top surface of the connecting plate 7 is provided with a through groove 13, the vertical plate of the L-shaped plate 12 penetrates through the through groove 13, and the vertical plate of the L-shaped plate 12 can move up and down along the through groove 13. The utility model adopts the drill bit drilling mode to clean the blockage in the nozzle, the hardness of the drill bit is larger, the drill bit is prevented from being broken, the service life of the equipment is prolonged, and when in use, the drill bit only needs to be rotated to be arranged below the nozzle, so the operation is simple and convenient; when the nozzle of the nozzle 2 is blocked, the connecting plate 7 is rotated to the left, the connecting plate 7 drives the round sleeve 5 to rotate around the vertical rod 3, the connecting plate 7 drives the drill bit 10 to rotate through the screw 9, when the drill bit 10 rotates to the position below the nozzle 2, the fixing device 6 is screwed, the relative position of the round sleeve 5 and the vertical rod 3 is fixed, the position of the vertical rod 7 is fixed, the positive and negative motor 11 is opened, the positive and negative motor 11 rotates, the positive and negative motor 11 drives the screw 9 to rotate, the screw 9 moves upwards along the first threaded hole 8, simultaneously the screw 9 drives the drill bit 10 and the positive and negative motor 11 to move upwards, the positive and negative motor 11 drives the vertical plate of the L-shaped plate 12 to move upwards along the through groove 13, the drill bit 10 enters the nozzle 2 to drill the blocking object at the nozzle 2, when the drill bit 10 is completely arranged in the nozzle 2, the positive and negative motor 11 rotates in the reverse direction, and the motion process is, the drill bit 10 is moved out from the nozzle 2, the blocking object is drilled into powder to flow out of the nozzle 2, the nozzle 2 is dredged, after the dredging is completed, the fixing device 6 is opened, the connecting plate 7 is rotated towards the right side, the drill bit 10 is placed on the other side, the drill bit 10 is prevented from blocking the nozzle 2, and the normal use of the nozzle 2 is guaranteed.

Specifically, as shown in the figure, the fixing device 6 according to the present embodiment includes a bolt 14, a second threaded hole 15, wherein the second threaded hole 15 is formed in the front side of the round sleeve 5 and the front side of the lower end of the vertical rod 3, the second threaded hole 15 on the round sleeve 5 is a through hole, the second threaded hole 15 on the vertical rod 3 is a blind hole, and the bolt 14 is disposed in the second threaded hole 15. The round sleeve 5 is rotated, when the two second threaded holes 15 correspond to each other, the bolt 14 is screwed, the rear end of the bolt 14 is arranged in the second threaded hole 15 on the vertical rod 3, and the round sleeve 5 and the vertical rod 3 are fixed by the bolt 14.

Specifically, as shown in the figure, the upper side of the riser of the L-shaped plate 12 in the embodiment is fixedly provided with a baffle 16. Through fixed mounting baffle 16, prevent that the riser of L template 12 from following the smooth inslot 13 roll-off, ensure the normal operation of equipment.

Further, as shown in the figure, a plurality of arc-shaped grooves 17 are formed in the left side and the right side of the through groove 13, balls 18 are arranged in the arc-shaped grooves 17, the balls 18 can rotate around the arc-shaped grooves 17, and the inner sides of the balls 18 are in contact with the vertical plate of the L-shaped plate 12. When the L-shaped plate 12 moves up and down, the vertical plate of the L-shaped plate 12 drives the balls 18 to rotate around the arc-shaped groove 17, sliding friction between the L-shaped plate 12 and the through groove 13 is converted into rolling friction between the L-shaped plate 12 and the balls 18, friction force between the L-shaped plate 12 and the through groove 13 is reduced, and the L-shaped plate 12 moves up and down more smoothly.

Further, as shown in the drawings, the drill 10 of the present embodiment is a small medical drill. The medical small drill bit has small vibration, can reduce the damage to the nozzle 2 and prolong the service life of the nozzle 2.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a metal 3D prints shower nozzle extrusion device which characterized in that: comprises a connecting seat (1), a nozzle (2) is fixedly arranged on the left side of the bottom surface of the connecting seat (1), a vertical rod (3) is arranged on the right side of the nozzle (2), the vertical rod (3) is fixedly arranged on the bottom surface of the connecting seat (1), a limiting block (4) is fixedly arranged at the lower end of the vertical rod (3), a round sleeve (5) is sleeved on the periphery of the lower end of the vertical rod (3), the round sleeve (5) and the vertical rod (3) are fixedly arranged through a fixing device (6), a connecting plate (7) is fixedly arranged on the left side of the round sleeve (5), a first threaded hole (8) is formed in the left side of the top surface of the connecting plate (7), a screw rod (9) is arranged in the first threaded hole (8), the screw rod (9) is in threaded fit with the first threaded hole (8), a drill bit (10) is fixedly arranged above the screw rod (9), the drill, the lower end fixed mounting of screw rod (9) is positive and negative motor (11), and the bottom surface fixed mounting L template (12) of positive and negative motor (11), the middle part of connecting plate (7) top surface is seted up and is passed groove (13), and the riser of L template (12) passes groove (13), and the riser of L template (12) can be followed and is passed groove (13) and reciprocate.

2. The metal 3D printing nozzle extrusion device according to claim 1, wherein: fixing device (6) including bolt (14), second screw hole (15) are all seted up with the front side of montant (3) lower extreme to the front side of circle cover (5), second screw hole (15) on circle cover (5) are the through-hole, second screw hole (15) on montant (3) are the blind hole, are equipped with bolt (14) in second screw hole (15).

3. The metal 3D printing nozzle extrusion device according to claim 1, wherein: and a baffle (16) is fixedly arranged on the upper side of the vertical plate of the L-shaped plate (12).

4. The metal 3D printing nozzle extrusion device according to claim 1, wherein: the left and right sides of penetrating groove (13) all set up several arc wall (17), be equipped with ball (18) in arc wall (17), ball (18) can rotate around arc wall (17), the inboard of ball (18) contacts with the riser of L template (12).

5. The metal 3D printing nozzle extrusion device according to claim 1, wherein: the drill bit (10) adopts a small medical drill bit.