CN110976874A - Three-dimensional forming device of welding wire shower nozzle - Google Patents
Three-dimensional forming device of welding wire shower nozzle Download PDFInfo
- Publication number
- CN110976874A CN110976874A CN201911259839.6A CN201911259839A CN110976874A CN 110976874 A CN110976874 A CN 110976874A CN 201911259839 A CN201911259839 A CN 201911259839A CN 110976874 A CN110976874 A CN 110976874A
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- CN
- China
- Prior art keywords
- molten metal
- guide pipe
- spray head
- storage device
- heating storage
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/115—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by spraying molten metal, i.e. spray sintering, spray casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
The invention discloses a three-dimensional forming device of a welding wire spray head, which comprises a compression device, a feeding device, a heating and storing device and the spray head; the compression device and the feeding device are arranged at the top of the heating storage device, and the feeding device guides molten metal in the heating storage device into the accommodating cavity of the spray head through the guide pipe and guides the molten metal out of the spray head; the compression device comprises a first motor and a piston, wherein the first motor drives the piston to move downwards to compress gas in the heating storage device, so that molten metal is compressed to enter the flow guide pipe. The invention has the main beneficial effects that: 1) the compression device can press molten metal into the flow guide pipe better, and the molten metal enters the spray head from the flow guide pipe and is sprayed out from the spray nozzle more effectively. 2) The invention enables the spray heads with the same parameters to be in proper spatial positions by adjusting the length of the flow guide pipe, realizes simultaneous and same-direction printing of a plurality of spray heads and further improves the printing efficiency.
Description
The technical field is as follows:
the invention relates to the technical field of 3D printing. And more particularly, to a three-dimensional forming apparatus of a welding wire spray head.
Background art:
the 3D printing technology is a rapid prototyping technology, and most printing devices are single nozzles, so that the printing efficiency is low, and the printing precision is poor. A few of the nozzles are provided with multiple nozzles, but the printing precision is improved emphatically, the compounding of multi-wire feeding and multiple nozzles is not well achieved, and multiple layers are printed simultaneously in the same plane, so that the printing efficiency is improved.
The invention content is as follows:
the invention provides a three-dimensional forming device of a welding wire spray head, which is characterized in that a plurality of welding wires are melted to be molten and enter the spray head along a flow guide pipe, and the length of the flow guide pipe is adjusted to ensure that a plurality of spray heads are arranged at proper height on the same plane and work simultaneously, so that simultaneous multilayer printing is realized, and the printing speed can be greatly improved.
The invention solves the technical problem and adopts a scheme that the three-dimensional forming device of the welding wire spray head is characterized in that: the device comprises a compression device, a feeding device, a heating and storing device and a spray head; the compression device and the feeding device are arranged at the top of the heating storage device, and the feeding device guides molten metal in the heating storage device into the accommodating cavity of the spray head through the guide pipe and guides the molten metal out of the spray head; the compression device comprises a first motor and a piston, wherein the first motor drives the piston to move downwards to compress gas in the heating storage device, so that molten metal is compressed to enter the flow guide pipe.
In one embodiment, the sprayer further comprises a stirring device, the stirring device further comprises a stirring component and a second motor for driving the stirring component to rotate, the stirring component is further arranged in the accommodating cavity of the sprayer, and the second motor is arranged at the top of the sprayer.
In one embodiment, the system further comprises a regulating valve, wherein the regulating valve is arranged beside the nozzle of the spray head and used for regulating the output quantity of the molten metal.
In one embodiment, three groups of spray heads, the guide pipe matched with the spray heads, the stirring device and the regulating valve are arranged on the heating storage device.
In one embodiment, the feeding devices are two groups, are symmetrically arranged on two sides of the top of the heating storage device along the horizontal direction, the metal welding wire is fed into the feeding devices, and the compression device is arranged on the middle side of the top of the heating storage device.
In one embodiment, the spray heads can form different heights or the same height according to the length of the flow guide pipe to meet the printing requirement; the nozzles may or may not output the molten metal simultaneously and deposit onto the printing platform, depending on the printing requirements.
The invention has the main beneficial effects that:
1) the invention is provided with the compression device, and the compression device can better press the molten metal into the flow guide pipe, enter the spray head from the flow guide pipe and spray from the spray nozzle more effectively.
2) The invention enables the spray heads with the same parameters to be in proper spatial positions by adjusting the length of the flow guide pipe, realizes simultaneous and same-direction printing of a plurality of spray heads and further improves the printing efficiency.
Description of the drawings:
the above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings in which like reference numerals denote like features throughout the several views, wherein:
fig. 1 shows a schematic structural diagram of a three-dimensional forming device of a wire spray head according to an embodiment of the present invention.
In the drawings:
1-compression device, 2-feeding device, 3-heating storage device, 4-spray head, 5-stirring device, 6-regulating valve, 7-flow guide pipe, 11-first motor, 12-piston, 41-accommodating cavity of spray head, 42-spray nozzle, 51-second motor and 52-stirring component.
The specific implementation mode is as follows:
referring to fig. 1, fig. 1 is a schematic structural diagram of a three-dimensional forming device of a wire spray head according to an embodiment of the invention. The three-dimensional forming device of the welding wire spray head in one embodiment comprises a compression device 1, a feeding device 2, a heating storage device 3 and a spray head 4; wherein, the compressing device 1 and the feeding device 2 are arranged at the top of the heating storage device 3, the feeding device 2 leads the molten metal in the heating storage device 3 into the accommodating cavity 41 of the spray head through the guide pipe 7 and leads the molten metal out from the nozzle 42 of the spray head; the compressing device 1 comprises a first motor 11 and a piston 12, wherein the first motor 11 drives the piston 12 to move downwards, and gas in the heating storage device 3 is compressed, so that molten metal is compressed to enter the guide pipe 7.
Preferably, the device further comprises a stirring device 5, the stirring device 5 further comprises a stirring component 51 and a second motor 52 for driving the stirring component to rotate, the stirring component 51 is further arranged in the accommodating cavity 41 of the spray head, and the second motor 52 is arranged at the top of the spray head 4.
Preferably, a regulating valve 6 is further included, the regulating valve 6 being provided beside the nozzle 42 of the nozzle head to regulate the output of the molten metal.
Preferably, three groups of spray heads 4, a guide pipe 7 matched with the spray heads 4, a stirring device 5 and the regulating valve 6 are arranged on the heating storage device 3.
Preferably, the feeding devices 2 are two groups, which are symmetrically arranged on two sides of the top of the heating storage device 3 along the horizontal direction, the metal welding wires (not marked in fig. 1) are fed into the feeding devices 2, and the compressing device 1 is arranged on the middle side of the top of the heating storage device 3.
In one embodiment, the nozzles 4 can form different heights or the same height according to the length of the flow guide pipe 7 to meet the printing requirement; the nozzles 42 may or may not output the molten metal simultaneously and deposit the molten metal onto a printing platform (not shown in FIG. 1) depending on the printing requirements.
It can be understood that: before the experiment, each parameter is adjusted, the wire feeding device is opened to feed wires, the wires are fed into the heating storage device through the feeding device, are heated and melted to a molten state through the heating storage device, flow to the guide pipe under the action of the compression device, and the length of the guide pipe (3) is adjusted at a proper position, so that a plurality of nozzles can print at different heights on the same plane simultaneously, and simultaneous multilayer printing is realized.
The working principle of the compression device is as follows:
(1) the motor drives the piston to rotate, and in the rotating process, compressed gas and exhaust gas are generated
(2) When the piston moves downwards, the compressed gas compresses the gas for heating the storage device, so that the metal in a compressed molten state enters the flow guide pipe
(3) When the piston moves upwards, air in the air can enter the air cylinder to prepare for next compression.
(4) The above steps are repeated in a circulating way, so that the effect of compression can be achieved.
It will be appreciated that the compression means is better able to force molten metal into the flow conduit, from the flow conduit into the spray head, and more effectively from the spray nozzle.
It can also be understood that the nozzles are in proper spatial positions by adjusting the length of the flow guide pipe, so that the nozzles can simultaneously print in the same direction, and the printing efficiency is further improved.
The invention can lead the plurality of spray heads to be arranged at the proper height of the same plane and work simultaneously by melting the plurality of welding wires to a molten state and entering the spray heads along the flow guide pipe and adjusting the length of the flow guide pipe, thereby realizing simultaneous multilayer printing and greatly improving the printing speed.
The embodiments described above are provided to enable persons skilled in the art to make or use the invention and that modifications or variations can be made to the embodiments described above by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of protection of the present invention is not limited by the embodiments described above but should be accorded the widest scope consistent with the innovative features set forth in the claims.
Claims (6)
1. The utility model provides a three-dimensional forming device of welding wire shower nozzle which characterized in that: comprises a compression device, a feeding device, a heating and storing device and a spray head; wherein the content of the first and second substances,
the compression device and the feeding device are arranged at the top of the heating storage device, and the feeding device guides molten metal in the heating storage device into the accommodating cavity of the spray head through the guide pipe and guides the molten metal out of the spray nozzle of the spray head; the compression device comprises a first motor and a piston, wherein the first motor drives the piston to move downwards to compress gas in the heating storage device, so that molten metal is compressed to enter the flow guide pipe.
2. The stereolithography apparatus according to claim 1, wherein: still include agitating unit, agitating unit still includes stirring part and drive stirring part pivoted second motor the intracavity that holds of shower nozzle still is equipped with stirring part, and the second motor is established the top of shower nozzle.
3. The stereolithography apparatus according to claim 2, wherein: the device also comprises an adjusting valve, wherein the adjusting valve is arranged beside the nozzle of the spray head and used for adjusting the output quantity of the molten metal.
4. The stereolithography apparatus according to claim 4, wherein: and the heating storage device is provided with three groups of spray heads, the flow guide pipe matched with the spray heads, the stirring device and the regulating valve.
5. The stereolithography apparatus according to claim 4, wherein: the feeding devices are arranged on two sides of the top of the heating storage device symmetrically along the horizontal direction, metal welding wires are fed into the feeding devices, and the compression device is arranged on the middle side of the top of the heating storage device.
6. The stereolithography apparatus according to claim 5, wherein: the spray heads can form different heights or the same height according to the length of the flow guide pipe to meet the printing requirement; the nozzles may or may not output the molten metal simultaneously and deposit onto the printing platform, depending on the printing requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259839.6A CN110976874A (en) | 2019-12-10 | 2019-12-10 | Three-dimensional forming device of welding wire shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911259839.6A CN110976874A (en) | 2019-12-10 | 2019-12-10 | Three-dimensional forming device of welding wire shower nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110976874A true CN110976874A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911259839.6A Pending CN110976874A (en) | 2019-12-10 | 2019-12-10 | Three-dimensional forming device of welding wire shower nozzle |
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| CN (1) | CN110976874A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734062A (en) * | 2022-01-19 | 2022-07-12 | 上海工程技术大学 | 3D metal printing device and printing method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986003700A1 (en) * | 1983-11-25 | 1986-07-03 | Mitsubishi Kinzoku Kabushiki Kaisha | Method of manufacturing spheroidal metal granules |
| WO2014101020A1 (en) * | 2012-12-26 | 2014-07-03 | 机械科学研究总院先进制造技术研究中心 | Material increase manufacturing apparatus through multi-metal liquid spray deposition |
| CN105499577A (en) * | 2016-01-01 | 2016-04-20 | 三峡大学 | 3D printing head for molten metal and printing method |
| CN205202199U (en) * | 2015-12-02 | 2016-05-04 | 天津博睿孚科技有限公司 | Many shower nozzles of 3D printer heating structure |
| CN206085687U (en) * | 2016-10-19 | 2017-04-12 | 泉州装备制造研究所 | 3D printing device's shower nozzle mechanism |
| CN107984754A (en) * | 2017-12-27 | 2018-05-04 | 广东科达洁能股份有限公司 | A kind of more nozzle compression type 3D printers and its Method of printing |
| CN208083457U (en) * | 2018-04-02 | 2018-11-13 | 广州弦领智创科技有限公司 | A kind of long-range extruder of metal in 3D printing equipment |
-
2019
- 2019-12-10 CN CN201911259839.6A patent/CN110976874A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986003700A1 (en) * | 1983-11-25 | 1986-07-03 | Mitsubishi Kinzoku Kabushiki Kaisha | Method of manufacturing spheroidal metal granules |
| WO2014101020A1 (en) * | 2012-12-26 | 2014-07-03 | 机械科学研究总院先进制造技术研究中心 | Material increase manufacturing apparatus through multi-metal liquid spray deposition |
| CN205202199U (en) * | 2015-12-02 | 2016-05-04 | 天津博睿孚科技有限公司 | Many shower nozzles of 3D printer heating structure |
| CN105499577A (en) * | 2016-01-01 | 2016-04-20 | 三峡大学 | 3D printing head for molten metal and printing method |
| CN206085687U (en) * | 2016-10-19 | 2017-04-12 | 泉州装备制造研究所 | 3D printing device's shower nozzle mechanism |
| CN107984754A (en) * | 2017-12-27 | 2018-05-04 | 广东科达洁能股份有限公司 | A kind of more nozzle compression type 3D printers and its Method of printing |
| CN208083457U (en) * | 2018-04-02 | 2018-11-13 | 广州弦领智创科技有限公司 | A kind of long-range extruder of metal in 3D printing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734062A (en) * | 2022-01-19 | 2022-07-12 | 上海工程技术大学 | 3D metal printing device and printing method |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |
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| RJ01 | Rejection of invention patent application after publication |