CN210148748U

CN210148748U - 3D printing equipment

Info

Publication number: CN210148748U
Application number: CN201920906052.3U
Authority: CN
Inventors: 吕思姮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-03-17
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a 3D printing apparatus, its technical scheme main points include the box, be provided with in the box and print shower nozzle mechanism, drive print shower nozzle mechanism and do the three-dimensional motion mechanism of upper and lower, front and back and side-to-side movement and be used for the fashioned workstation of product, print shower nozzle mechanism include with three-dimensional motion mechanism swing joint is and is the lateral shifting piece of side-to-side movement, the lower extreme of lateral shifting piece is provided with prints shower nozzle pipe and nozzle, the outside of printing the shower nozzle pipe is provided with condenser tube, the both ends of condenser tube are connected with fixes water circle device on the lateral shifting piece. The utility model discloses have and print shower nozzle mechanism at three-dimensional motion mechanism drive and do about, around and the side-to-side movement, and then make and print shower nozzle mechanism when implementing the fashioned process of product on the workstation, the condenser tube who prints the shower nozzle outside plays the effect of the intraductal thermal of effective absorption printing shower nozzle when water circle device moves, and product shaping precision is high.

Description

3D printing equipment

Technical Field

The utility model relates to a technical field that 3D printed, more specifically say that it relates to a 3D printing apparatus.

Background

The 3D printer is also called a three-dimensional printer, which is a machine of an additive manufacturing technology, i.e., a rapid prototyping technology. The 3D printer is based on a digital model file, and manufactures a three-dimensional object by printing layers of adhesive material by a technique of constructing the object in a layer-by-layer printing manner using an adhesive material such as a special wax material, powdered metal, plastic, or the like. Therefore, the principle of the 3D printer is that data and raw materials are put into the 3D printer, and the 3D printer manufactures products layer by layer according to the program.

Chinese patent publication No. CN106853677A discloses a 3D printer, which includes a fixing table, a supporting plate, a buffer block, a heat dissipation fan, an alarm switch, a supporting table, a pressure switch, and a nozzle, wherein the nozzle is vertically fixed on the lower surface of the fixing table, the supporting plate is fixed on the lower surface of the fixing table, one end of the buffer block is fixed on the surface of the fixing plate facing the nozzle, the other end of the buffer block is detachably connected to the heat dissipation fan, and an air outlet of the heat dissipation fan faces the nozzle; alarm and alarm switch set up respectively at the fixed station upper surface, the upper surface at the alarm is fixed to the brace table, just be formed with the interval between brace table and the fixed station, be provided with the through-hole along vertical direction on the brace table, pressure switch sets up on the inner wall of through-hole, just pressure switch, alarm and power establish ties mutually and constitute the return circuit.

However, the 3D printer only fixes the heat dissipation fan through the buffer block, so that the vibration amplitude and frequency of the heat dissipation fan during operation are difficult to effectively weaken, the operation of the 3D printer and the forming precision of a product are affected, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a 3D printing apparatus, this 3D printing apparatus have and show the effect that promotes shaping product quality.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a 3D printing apparatus, includes the box, be provided with in the box and print shower nozzle mechanism, drive print shower nozzle mechanism and do about, around and the three-dimensional motion mechanism of side-to-side motion and be used for the fashioned workstation of product, print shower nozzle mechanism include with three-dimensional motion mechanism swing joint is and is the lateral sliding piece of side-to-side motion, the lower extreme of lateral sliding piece is provided with prints shower nozzle pipe and nozzle, the outside of printing the shower nozzle pipe is provided with condenser tube, the both ends of condenser tube are connected with fixes water circle device on the lateral sliding piece.

Through adopting above-mentioned technical scheme, print shower nozzle mechanism at three-dimensional motion mechanism drive and do up-and-down, around and side-to-side movement, and then make and print shower nozzle mechanism when implementing the fashioned process of product on the workstation, the condenser tube who prints the shower nozzle pipe outside plays the effect of effective absorption printing shower nozzle intraductal heat when water circle device moves, is showing the product shaping precision that promotes to make through this 3D printing apparatus.

The utility model discloses further set up to: the cooling water pipe is spiral and surrounds the periphery of the printing nozzle pipe, and cooling water in the cooling water pipe flows from the upper end to the lower end of the printing nozzle pipe.

Through adopting above-mentioned technical scheme, be the heliciform and encircle the condenser tube that prints shower nozzle pipe periphery and play the effect of the intraductal heat of effective absorption printing shower nozzle to when the cooling water flows from last to bottom, the position that makes the relatively lower position of temperature in the condenser tube and the relatively higher position of temperature carry out the heat exchange on printing the shower nozzle pipe, show and promote heat exchange efficiency.

The utility model discloses further set up to: the transverse sliding block is fixedly connected with a radiator, a plurality of cooling grooves which are arranged at equal intervals and have widths matched with the diameters of the cooling water pipes are arranged in the radiator, and the lower ends of the cooling water pipes are provided with water outlet pipes which are sequentially embedded into the corresponding cooling grooves and water return pipes which extend out of the cooling grooves and are communicated with the water circulating device.

Through adopting above-mentioned technical scheme, the temperature rises after the intraductal heat of printing shower nozzle is absorbed to condenser tube upper end, and then reach the radiating purpose to condenser tube behind a plurality of cooling tanks on the condenser tube lower extreme passes through the radiator, and then carry out effectual cooling operation to printing shower nozzle pipe through water circulating device after making the cooling water temperature in the condenser tube obtain effectual decline, show the radiating effect who promotes this 3D printing apparatus, the temperature range of stable control nozzle effectively avoids nozzle temperature too high and leads to other parts to dissolve and burn out.

The utility model discloses further set up to: the radiator is connected with a radiating fan which supplies air to the cooling groove.

By adopting the technical scheme, the cooling fan supplies air to the cooling groove on the radiator, and the purpose of further improving the radiating effect of the radiator is achieved.

The utility model discloses further set up to: and shockproof gaskets which are mutually abutted are arranged between the transverse sliding block and the radiator.

Through adopting above-mentioned technical scheme, the gasket that takes precautions against earthquakes plays the effect of alleviating the fan and vibrating in service to effectively avoid the vibration of fan and influence the shaping product precision that this 3D printing apparatus made.

To sum up, the utility model discloses following beneficial effect has: through mutually supporting of condenser tube, radiator and radiator fan, the temperature range of stable control nozzle effectively avoids the nozzle high temperature and leads to other parts to dissolve and burn out to reach the purpose that promotes the shaping product precision simultaneously.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Description of reference numerals: 1. a box body; 11. a work table; 2. a three-dimensional motion mechanism; 3. a print head mechanism; 31. a transverse sliding block; 32. printing a nozzle tube; 33. a nozzle; 34. a fixed block; 35. a shockproof pad; 4. a cooling water pipe; 41. a water outlet pipe; 42. a water return pipe; 5. a heat radiation fan; 6. a heat sink; 7. a water circulation device.

Detailed Description

In order to make the technical solutions and advantages of the present invention clearer, the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1, a 3D printing apparatus includes a case 1. The three-dimensional movement mechanism 2 for driving the printing nozzle mechanism 3 to move up and down, back and forth and left and right and the workbench 11 for product forming are arranged in the box body 1, so that the printing nozzle mechanism 3 is driven by the three-dimensional movement mechanism 2 to move up and down, back and forth and left and right, and the printing nozzle mechanism 3 is driven by the workbench 11 to complete product forming.

As shown in fig. 1 and 2, the print head mechanism 3 includes a lateral sliding block 31 movably connected to the three-dimensional movement mechanism 2 and moving left and right. The lower end of the lateral sliding block 31 is provided with a printing nozzle pipe 32 and a nozzle 33. And a cooling water pipe 4 is provided outside the printing head pipe 32. The two ends of the cooling water pipe 4 are connected with the water circulation device 7 fixed on the transverse sliding block 31 to achieve the purpose of driving the cooling water in the cooling water pipe 4 to circularly flow. Therefore, the cooling water pipe 4 outside the printing nozzle pipe 32 plays a role in effectively absorbing heat in the printing nozzle pipe 32 when the water circulation device 7 operates, stably controls the temperature range of the nozzle 33, effectively avoids the phenomenon that other parts are dissolved and burnt due to overhigh temperature of the nozzle 33, and simultaneously achieves the purpose of improving the precision of a molded product. It should be mentioned that the cooling water pipe 4 is spiral and encircles at the periphery of printing shower nozzle pipe 32, and the cooling water in the cooling water pipe 4 flows to the lower extreme from the upper end of printing shower nozzle pipe 32, and then make the cooling water pipe 4 that is spiral and encircles at the periphery of printing shower nozzle pipe 32 play the effect of effectively absorbing the heat in the printing shower nozzle pipe 32, and when the cooling water flows from last to bottom in cooling water pipe 4, make the position that the cooling water temperature is relatively lower in cooling water pipe 4 and the position that the temperature is relatively higher on the printing shower nozzle pipe 32 carry out the heat exchange, reach the purpose that shows promotion heat exchange efficiency.

As shown in fig. 2, the radiator 6 is fixedly connected to the lateral sliding block 31. A plurality of cooling grooves which are arranged at equal intervals and the width of which is matched with the diameter of the cooling water pipe 4 are arranged in the radiator 6. The lower end of the cooling water pipe 4 is provided with a water outlet pipe 41 which is embedded into the adjacent cooling grooves in sequence. It should be noted that the water outlet pipe 41 is inserted from the lower end of the cooling tank at one end of the heat sink 6, further penetrates from the upper end and is inserted into the corresponding cooling tank from the upper end, further penetrates from the lower end of the cooling tank and is inserted into the adjacent cooling tank from the lower end, so as to reciprocate, and after being inserted into the cooling tank at the other end of the heat sink 6, the water return pipe 42 penetrating from the upper end of the cooling tank and communicating with the water circulation device 7 is connected, further the temperature of the cooling water pipe 4 is raised after absorbing the heat in the printing nozzle pipe 32 at the upper end of the cooling water pipe 4, further the purpose of dissipating heat from the cooling water pipe 4 is achieved after the lower end of the cooling water pipe 4 passes through a plurality of cooling tanks on the heat sink 6, after the temperature of the cooling water in the cooling water pipe 4 is effectively lowered, the effective cooling operation is performed on the printing nozzle pipe 32 by the water circulation, the temperature range of the nozzle 33 is stably controlled, and the nozzle 33 is effectively prevented from being over-heated to cause other parts to be dissolved and burnt. Meanwhile, the radiator 6 is connected with a radiator fan 5 which supplies air to the cooling groove, and then the aim of further improving the radiating effect of the radiator 6 is achieved after the radiator fan 5 runs and supplies air to the cooling groove on the radiator 6. In order to effectively avoid the reduction of the precision of the molded product caused by the vibration of the heat radiation fan 5, the anti-vibration gaskets 35 which are mutually abutted are arranged between the transverse sliding block 31 and the heat radiator 6, so that the anti-vibration gaskets 35 play a role in relieving the vibration of the fan in the running process, and the precision of the molded product made by the 3D printing equipment is effectively prevented from being influenced by the vibration of the fan.

The above is only the preferred embodiment of the present invention, the protection scope of the present invention is not limited to the above embodiments, but all the cases belong to the technical solution of the present invention under the thought all belong to the protection scope of the present invention. It should be noted that modifications and decorations, which would occur to those skilled in the art without departing from the principle of the present invention, should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a 3D printing apparatus, includes box (1), be provided with in box (1) and print shower nozzle mechanism (3), drive print shower nozzle mechanism (3) and do three-dimensional motion mechanism (2) of upper and lower, front and back and side-to-side movement and be used for fashioned workstation (11) of product, its characterized in that: print shower nozzle mechanism (3) include with three-dimensional motion mechanism (2) swing joint and do horizontal sliding block (31) of side-to-side motion, the lower extreme of horizontal sliding block (31) is provided with prints shower nozzle pipe (32) and nozzle (33), the outside of printing shower nozzle pipe (32) is provided with cooling water pipe (4), the both ends of cooling water pipe (4) are connected with to be fixed water circle device (7) on horizontal sliding block (31).

2. 3D printing device according to claim 1, characterized in that: the cooling water pipe (4) is spiral and surrounds the periphery of the printing nozzle pipe (32), and cooling water in the cooling water pipe (4) flows from the upper end to the lower end of the printing nozzle pipe (32).

3. 3D printing device according to claim 2, characterized in that: still fixedly connected with radiator (6) on horizontal sliding block (31), be provided with a plurality of equidistant range and width in radiator (6) with the cooling tank that cooling water pipe (4) diameter matches, the lower extreme of cooling water pipe (4) is provided with and imbeds in proper order correspondingly outlet pipe (41) in the cooling tank and follow stretch out in the cooling tank and with wet return (42) of water circle device (7) intercommunication.

4. A 3D printing device according to claim 3, characterized in that: the radiator (6) is connected with a radiating fan (5) which supplies air to the cooling groove.

5. The 3D printing apparatus according to claim 4, wherein: and a shockproof gasket (35) which is mutually abutted is arranged between the transverse sliding block (31) and the radiator (6).