CN216858237U

CN216858237U - Metal ceramic 3D printer

Info

Publication number: CN216858237U
Application number: CN202123291524.5U
Authority: CN
Inventors: 熊威
Original assignee: Kunming Jianen Medical Technology Co ltd
Current assignee: Kunming Jianen Medical Technology Co ltd
Priority date: 2021-12-25
Filing date: 2021-12-25
Publication date: 2022-07-01
Anticipated expiration: 2031-12-25

Abstract

The utility model discloses a metal ceramic 3D printer, which relates to the technical field of 3D printers and comprises a base, a lifting cross beam and an air cooling mechanism, wherein a rack is arranged at the left end of the upper surface of the base, the lifting cross beam is arranged on the rack, the air cooling mechanism is positioned below the lifting cross beam, the air cooling mechanism comprises two hollow support rods and two air jet plates, the two hollow support rods are respectively welded at the left end and the right end of the bottom surface of the lifting cross beam, the two air jet plates are respectively positioned at the left end and the right end below the lifting cross beam, and the two air jet plates are respectively positioned at the inner sides of the hollow support rods at the same side. Through set up the buffering net in gas outlet department, the buffering net can cushion the air for the air is soft even more, can promote the jet plate through electronic jar and remove about, can adjust the distance between jet plate and the model according to the size of model, and the jet plate also can be in step followed and printed the nozzle and up rose, makes the jet plate can carry out the forced air cooling towards the printing department of model all the time.

Description

Metal ceramic 3D printer

Technical Field

The utility model relates to the technical field of 3D printers, in particular to a metal ceramic 3D printer.

Background

3D printing is also called three-dimensional printing, namely one of rapid prototyping technologies, and is a technology for constructing an object by using a bondable material such as powdered metal, plastic or ceramic and the like in a layer-by-layer printing mode on the basis of a digital model file.

The utility model discloses a utility model with publication number CN209320309U in the existing patent, which discloses an orthopedic 3D printer, comprising a printer shell, wherein a horizontal positioning rod is horizontally arranged in the printer shell, vertical positioning rods are vertically distributed in the printer shell, a top plate is sleeved on the vertical positioning rods, a template is clamped on the top plate, a hollow cylindrical support piece is connected on the top plate, the support piece is sleeved on the vertical positioning rods, a fixed block is connected on the support piece, an air guide hole is arranged in the fixed block, one end of the fixed block is connected with an air guide tube, the end of the air guide hole far away from the air guide tube is circular, a spherical air guide piece is clamped in the air guide tube, and an air nozzle is arranged on the air guide piece;

the utility model discloses a can the external air spout on the model of printing, carry out the forced air cooling to the printing department of model for model solidification speed, but this utility model when spouting to the model, spun air is comparatively concentrated, produces the impact to the model easily, leads to the model to take place to warp, and when spouting to the model, jet-propelled distance and jet-propelled height all are in fixed position, thereby influence the forced air cooling effect, we have proposed a cermet 3D printer for this reason, with the technical problem who solves above-mentioned proposition.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal ceramic 3D printer, which aims to solve the problems that when the existing 3D printer provided by the background technology is used for air cooling of a model, air is concentrated and impacts the model, and the air cooling effect is influenced by the fixed air injection distance and the fixed air injection height.

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

a metal ceramic 3D printer comprises a base, a lifting beam and an air cooling mechanism, wherein a rack is installed at the left end of the upper surface of the base, the lifting beam is installed on the rack, and the air cooling mechanism is located below the lifting beam;

air-cooled mechanism includes hollow support rod and jet-propelled board, hollow support rod's quantity is two and welds both ends about the lifting beam bottom surface respectively, the quantity of jet-propelled board is two and is located the lifting beam below respectively and controls both ends, two the jet-propelled board is located the homonymy respectively hollow support rod's inboard, jet-propelled board and homonymy install spring pipe and electronic jar between the hollow support rod, a plurality of gas outlets that are used for jet-propelled are evenly seted up to the medial surface of jet-propelled board, the medial surface fixedly connected with of jet-propelled board is used for the buffering net of buffer air.

Further, the workstation is installed to the left end of base upper surface, the workstation is located the inboard of frame, lifting beam's externally mounted has print nozzle, print nozzle is located the workstation directly over.

Furthermore, the two air injection plates are respectively positioned at the left side and the right side of the printing nozzle, the two air injection plates are obliquely arranged, and the air outlet faces the workbench.

Furthermore, a cavity is formed in the air injection plate, the cavity is communicated with the air outlet at the same side, and a gap is reserved between the buffer net and the air outlet at the same side.

Furthermore, the spring tube is positioned below the electric cylinder, and the left end and the right end of the spring tube are respectively communicated with the cavity at the same side and the inside of the hollow supporting rod.

Furthermore, a connecting pipe is inserted into the upper end between the two hollow support rods and is positioned above the air injection plate, and an air conveying pipe for conveying air into the connecting pipe is inserted into the upper surface of the connecting pipe.

Furthermore, a fan and a filter are installed at the right end of the upper surface of the base, the right end of the gas conveying pipe is connected with the gas outlet of the fan in an inserting mode, and an exhaust pipe is connected with the gas inlet of the fan in an inserting mode.

Further, the filter is located the right side of fan, the internally mounted of filter has air filter, the right side of filter is uncovered, the left side of filter is pegged graft with the right-hand member of exhaust tube.

Compared with the prior art, the utility model has the following beneficial effects:

the left side and the right side of the printing nozzle are provided with the air jet plates capable of jetting air, so that when the printing nozzle prints, the two air jet plates can jet air to the printing position, the model can be cooled by air, and the curing speed of the model is accelerated;

when the jet plate jets air, the electric cylinder can push the jet plate to move left and right, so that the distance between the jet plate and the model can be adjusted according to the size of the model, the applicability of the jet plate is improved, and the air cooling effect is improved;

the air outlets are formed in the air injection plate, so that air sprayed by the air injection plate is more uniform, the air is prevented from being excessively concentrated, the air cooling effect is further improved, the buffering net is arranged at the air outlets, when the air is blown to the model, the air can penetrate through the buffering net, the air can be buffered by the buffering net, the impact force of the air is reduced, the model is prevented from being deformed due to overlarge impact force of the air, meanwhile, the air can be further refined by the buffering net, so that the air is softer and more uniform, and the air cooling effect is further improved;

through setting up the filter, when the fan bleeds and carries toward the jet-propelled board, the filter can filter the dust removal to the air of extraction, prevents that the dust from blowing on the model.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention.

FIG. 2 is an enlarged view of a portion of FIG. 1 according to the present invention.

FIG. 3 is a sectional view taken at B-B' of FIG. 1 of the present invention.

FIG. 4 is a schematic view of the present invention showing the configuration of the air injection plate of FIG. 3 in an arc shape.

In FIGS. 1-4: 1-base, 2-frame, 3-lifting beam, 4-printing nozzle, 5-workbench, 6-fan, 601-air exhaust pipe, 7-filter, 701-air filter screen, 8-air pipe, 9-hollow support rod, 10-connecting pipe, 11-air spray plate, 1101-cavity, 1102-air outlet, 12-buffer net, 13-spring pipe and 14-electric cylinder.

Detailed Description

Please refer to fig. 1 to 4:

the utility model provides a metal ceramic 3D printer, which comprises a base 1, a lifting beam 3 and an air cooling mechanism, wherein a rack 2 is installed at the left end of the upper surface of the base 1, the lifting beam 3 is installed on the rack 2, and the air cooling mechanism is positioned below the lifting beam 3;

specifically, a workbench 5 is installed at the left end of the upper surface of the base 1, the workbench 5 is located on the inner side of the rack 2, a printing nozzle 4 is installed outside the lifting beam 3, and the printing nozzle 4 is located right above the workbench 5;

the lifting beam 3 can move up and down on the frame 2, the printing nozzle 4 can move left and right on the lifting beam 3, and the workbench 5 can move front and back on the base 1;

according to the above, the air cooling mechanism comprises hollow support rods 9 and air injection plates 11, the number of the hollow support rods 9 is two, the hollow support rods are respectively welded at the left end and the right end of the bottom surface of the lifting beam 3, the number of the air injection plates 11 is two, the air injection plates 11 are respectively located at the left end and the right end below the lifting beam 3, the two air injection plates 11 are respectively located at the inner sides of the hollow support rods 9 at the same side, a spring pipe 13 and an electric cylinder 14 are installed between the air injection plates 11 and the hollow support rods 9 at the same side, the inner side surfaces of the air injection plates 11 are uniformly provided with a plurality of air outlets 1102 for injecting air, and the inner side surfaces of the air injection plates 11 are fixedly connected with a buffer net 12 for buffering air;

specifically, a connecting pipe 10 is inserted into the upper end between two hollow supporting rods 9, the connecting pipe 10 is located above an air injection plate 11, an air delivery pipe 8 for delivering air into the connecting pipe 10 is inserted into the upper surface of the connecting pipe 10, a fan 6 and a filter 7 are installed at the right end of the upper surface of a base 1, the right end of the air delivery pipe 8 is inserted into an air outlet of the fan 6, an air exhaust pipe 601 is inserted into an air inlet of the fan 6, the filter 7 is located on the right side of the fan 6, an air filter screen 701 is installed inside the filter 7, the right side of the filter 7 is open, and the left side of the filter 7 is inserted into the right end of the air exhaust pipe 601;

the air pipe 8 is a hose, external air can enter the filter 7 from an opening on the right side of the filter 7, the fan 6 can extract air in the filter 7 through the air extraction pipe 601, the air filter screen 701 in the filter 7 can filter and remove dust from the extracted air, after the fan 6 extracts air, the extracted air can be discharged into the connecting pipe 10 through the air pipe 8, and the air in the connecting pipe 10 is discharged into the two hollow supporting rods 9;

according to the above, the two air injection plates 11 are respectively located at the left side and the right side of the printing nozzle 4, the two air injection plates 11 are both obliquely arranged, the air outlet 1102 faces the workbench 5, the cavity 1101 is formed inside the air injection plates 11, the cavity 1101 is communicated with the air outlet 1102 at the same side, a gap is reserved between the buffer net 12 and the air outlet 1102 at the same side, the spring tube 13 is located below the electric cylinder 14, and the left end and the right end of the spring tube 13 are respectively communicated with the cavity 1101 at the same side and the inside of the hollow support rod 9;

specifically, after the air is discharged into the hollow supporting rod 9, because the spring tube 13 is communicated with the inside of the hollow supporting rod 9, the air in the hollow supporting rod 9 can be discharged into the cavity 1101 of the air injection plate 11 through the spring tube 13, the air in the cavity 1101 is sprayed out through the air outlet 1102, when the air is sprayed out through the air outlet 1102, the sprayed air can pass through the buffer net 12, the buffer net 12 can buffer and thin the air, the impact force of the air is reduced, the air is sprayed out more uniformly, the buffer net 12 can be replaced by a filter net, the air can be filtered for the second time, dust removal is further performed, and the electric cylinder 14 can push the air injection plate 11 to move left and right.

In summary, the following steps:

by arranging the air injection plates 11 capable of injecting air at the left side and the right side of the printing nozzle 4, when the printing nozzle 4 performs printing, the two air injection plates 11 can inject air to the printing position, so that air cooling can be performed on the model, and the curing speed of the model is accelerated;

when the air jet plate 11 jets air, the electric cylinder 14 can push the air jet plate 11 to move left and right, so that the distance between the air jet plate 11 and the model can be adjusted according to the size of the model, the applicability of the air jet plate 11 is improved, and the air cooling effect is improved;

the air injection plate 11 can be arranged in a straight plate shape or an arc plate shape, when the air injection plate 11 is arranged in a straight plate shape, as shown in fig. 3, the square model can be conveniently air-cooled, and if the air injection plate 11 is arranged in an arc plate shape, as shown in fig. 4, the cylindrical model can be conveniently air-cooled, so that the air cooling effect can be improved;

the air outlets 1102 are arranged on the air injection plate 11, so that air sprayed by the air injection plate 11 is more uniform, the air is prevented from being excessively concentrated, and further the air cooling effect is improved, the buffer net 12 is arranged at the air outlets 1102, when the air is blown to the model, the air can pass through the buffer net 12, so that the buffer net 12 can buffer the air, the impact force of the air is reduced, the deformation of the model caused by overlarge air impact force is avoided, and meanwhile, the buffer net 12 can further refine the air, so that the air is softer and more uniform, and further the air cooling effect is improved;

through setting up filter 7, when fan 6 bled and carried on jet-propelled board 11, filter 7 can filter the dust removal to the air of extraction, prevents that the dust from blowing on the model.

Claims

1. The utility model provides a cermet 3D printer, includes base (1), lifting beam (3) and air-cooled mechanism, frame (2) are installed to the left end of base (1) upper surface, lifting beam (3) are installed in frame (2), air-cooled mechanism is located the below of lifting beam (3), its characterized in that:

air-cooled mechanism includes hollow support rod (9) and jet-propelled board (11), the quantity of hollow support rod (9) is two and welds both ends about in lifting beam (3) bottom surface respectively, the quantity of jet-propelled board (11) is two and is located lifting beam (3) below both ends about respectively, two jet-propelled board (11) are located the homonymy respectively the inboard of hollow support rod (9), jet-propelled board (11) and homonymy install spring pipe (13) and electronic jar (14) between hollow support rod (9), a plurality of gas outlets (1102) that are used for jet-propelled are evenly seted up to the medial surface of jet-propelled board (11), the medial surface fixedly connected with of jet-propelled board (11) is used for buffering net (12) of air cushion.

2. The cermet 3D printer of claim 1, wherein: workstation (5) are installed to the left end of base (1) upper surface, workstation (5) are located the inboard of frame (2), the externally mounted of lifting beam (3) has print nozzle (4), print nozzle (4) are located workstation (5) directly over.

3. The cermet 3D printer of claim 2, wherein: the two air injection plates (11) are respectively positioned at the left side and the right side of the printing nozzle (4), the two air injection plates (11) are obliquely arranged, and the air outlet (1102) faces the workbench (5).

4. The cermet 3D printer of claim 1, wherein: a cavity (1101) is formed in the air injection plate (11), the cavity (1101) is communicated with the air outlet (1102) on the same side, and a gap is reserved between the buffer net (12) and the air outlet (1102) on the same side.

5. The cermet 3D printer of claim 4, wherein: the spring pipe (13) is positioned below the electric cylinder (14), and the left end and the right end of the spring pipe (13) are respectively communicated with the cavity (1101) on the same side and the inside of the hollow supporting rod (9).

6. The cermet 3D printer of claim 1, wherein: the upper end between two hollow support rods (9) is spliced with a connecting pipe (10), the connecting pipe (10) is positioned above the air injection plate (11), and the upper surface of the connecting pipe (10) is spliced with an air conveying pipe (8) used for conveying air into the connecting pipe (10).

7. The cermet 3D printer of claim 6, wherein: the air exhaust device is characterized in that a fan (6) and a filter (7) are installed at the right end of the upper surface of the base (1), the right end of the air conveying pipe (8) is connected with an air outlet of the fan (6) in an inserting mode, and an air exhaust pipe (601) is connected with the air inlet of the fan (6) in an inserting mode.

8. The cermet 3D printer of claim 7, wherein: the utility model discloses a fan, including filter (7), air exhaust pipe (601), filter (7), the right side that filter (7) are located fan (6), the internally mounted of filter (7) has air screen (701), the right side of filter (7) is uncovered, the left side of filter (7) is pegged graft with the right-hand member of exhaust tube (601).