CN109130189A - A kind of device recycling 3D printing discarded metal powder - Google Patents
A kind of device recycling 3D printing discarded metal powder Download PDFInfo
- Publication number
- CN109130189A CN109130189A CN201811133805.8A CN201811133805A CN109130189A CN 109130189 A CN109130189 A CN 109130189A CN 201811133805 A CN201811133805 A CN 201811133805A CN 109130189 A CN109130189 A CN 109130189A
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- equipment
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/357—Recycling
-
- 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
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
-
- 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
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
本发明提供一种回收打印废弃金属粉料的装置，包括打散设备，分选设备，除铁设备、收集设备和供气设备，打散设备通过下料溜子与分选设备连接，分选设备设置径向进气口连接供气设备，分选设备的上部通过管道与除铁设备入口连接，除铁设备的出口通过管道与旋风分离器连接，旋风分离器的出口与脉冲袋式收尘器连接，脉冲袋式收尘器的末端设置有气体出口，气体出口通过管道与供气设备形成循环保护气回路；本装置解决了现有3D金属打印设备废弃粉料浪费的问题，节约了资源，降低了金属3D打印的成本，实现了3D金属打印设备的高效率、高质量回收。
The invention provides a device for recycling and printing waste metal powder, which includes breaking equipment, sorting equipment, iron removal equipment, collecting equipment and gas supply equipment. The radial air inlet is set to connect the air supply equipment, the upper part of the sorting equipment is connected to the inlet of the iron removal equipment through the pipeline, the outlet of the iron removal equipment is connected to the cyclone separator through the pipeline, and the outlet of the cyclone separator is connected to the pulse bag filter The end of the pulse bag type dust collector is provided with a gas outlet, and the gas outlet forms a circulating protective gas circuit with the gas supply equipment through a pipeline; this device solves the problem of waste powder waste in the existing 3D metal printing equipment, saving resources, The cost of metal 3D printing is reduced, and the high-efficiency and high-quality recycling of 3D metal printing equipment is realized.
Description
Technical field
The invention belongs to 3D printing equipment technical fields, are related to a kind of device for recycling 3D printing discarded metal powder.
Background technique
Recently as manufacturing development, metal material 3D printing technique is as a kind of with very high development potentiality
Advanced manufacturing technology causes many scientific research institutions and the attention of businessman.
Almost all of metal material 3D printing equipment prints can all generate a large amount of discarded metal powder after the completion, and this
A little equipment are often without corresponding waste-powder processing equipment, only simple discharge, and the metal powder being discharged is because of purity
Problem can all waste, and since the metal powder for metal material 3D printing is at high cost, sale price is more high,
So be badly in need of a kind of device that can be purified the discarded metal Powder Recovery of metal 3D printing equipment, economized on resources with to reach and
Reduce the purpose of the cost of metal 3D printing.
Summary of the invention
The object of the present invention is to provide a kind of devices for recycling 3D printing discarded metal powder, solve existing metal 3D printing
The problem of discarded powder waste.
Used technical solution is the present invention to achieve the goals above: a kind of recycling 3D printing discarded metal powder
Discarded powder is arranged in device, including bale breaking equipment, screening installation, equipment for removing ferric ion, collecting device and air feed equipment, bale breaking equipment top
Feed inlet, lower section are connect by blanking scraper-trough conveyer with screening installation, and radial air inlet mouth is provided in the middle part of screening installation, and air inlet connects
Air feed equipment is connect, the lower part of screening installation is provided with coarse powder outlet, and the top of screening installation passes through pipeline and equipment for removing ferric ion entrance
The outlet of connection, equipment for removing ferric ion is connect by pipeline with cyclone separator, and the lower section setting fine powder of cyclone separator exports, whirlwind
The gas vent of separator is connect with impulse bag type dust collector, and impulse bag type dust collector top is provided with gas vent, and gas goes out
Mouth forms recycling-guard gas return path by argon gas circulating line and air feed equipment, and spiral is installed in the lower section of impulse bag type dust collector
Conveyer is also equipped with fine powder outlet below screw conveyor, and between the bale breaking equipment and screening installation and sorting is set
Air valve is provided in the fine powder outlet of standby coarse powder outlet and cyclone separator.
The bale breaking equipment is formed by breaing up disk and inclined counterpunch board, is broken up disk and is driven by motor, and inclined strikes back plate surface
It is machined with triangle prismatic protrusion, vibrating screen is arranged in the lower section of inclined counterpunch board, and the periphery of bale breaking equipment is additionally provided with puigging.
By selecting powder rotating cage and interior centrum to constitute inside the screening installation.
So equipment for removing ferric ion is electromagnetism equipment for removing ferric ion, electromagnetism equipment for removing ferric ion uses multipath gas channel, every gas passage
Periphery is provided with tubular type electric magnetic iron remover.
The collecting device uses cyclone separator and impulse bag type dust collector, the gas outlet of impulse bag type dust collector
Dust concentration detector is installed.
The beneficial effects of the present invention are: solving the problems, such as that existing 3D metallic print equipment discards powder waste, save
Resource reduces the cost of metal 3D printing, realizes high efficiency, the high quality recycling of 3D metallic print equipment.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of bale breaking equipment in the present invention.
Fig. 3 is the cross section structure schematic diagram of equipment for removing ferric ion in the present invention.
1, bale breaking equipment in figure；2, vibrating screen；3,7,10 air valve；4, blanking scraper-trough conveyer；5, powder rotating cage is selected；6, inner cone；
8, equipment for removing ferric ion；9, cyclone separator；11, impulse bag type dust collector；12, dust concentration detector；13, screw conveyor；14,
Screening installation；15, circulating fan；16, argon gas circulating line；1.1, powder feed inlet is discarded；1.2, motor；1.3, disk is broken up；
1.4, inclined counterpunch board；1.5, puigging；8.1, gas passage；8.2, tubular type electric magnetic iron remover.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of device recycling 3D printing discarded metal powder, as shown in Figure 1, including bale breaking equipment 1, screening installation 14 removes iron
Equipment 8, collecting device 9,11 and air feed equipment, wherein bale breaking equipment such as Fig. 2 is formed by breaing up disk 1.3 and inclined counterpunch board 1.4,
It breaks up disk 1.3 to be driven by motor 1.2,1.4 surface of inclined counterpunch board is machined with triangle prismatic protrusion, on inclined counterpunch board 1.4
Triangle prismatic protrusion, be capable of increasing the hitting dynamics to powder particle, as far as possible will because moisture in air soak or not
Factor under the influence of be bonded together metal powder separation；Vibrating screen 2, bale breaking equipment 1 is arranged in the lower section of inclined counterpunch board 1.4
Periphery be additionally provided with puigging 1.5, discarded powder feed inlet 1.1 is set above bale breaking equipment 1, lower section by blanking scraper-trough conveyer 4 with
Screening installation 14 connects, and by selecting powder rotating cage 5 and inner cone 6 to constitute inside screening installation, the middle part of screening installation 14 is provided with diameter
To air inlet, thus recycling-guard gas enters whole system, and radial air inlet mouth connects air feed equipment, is passed through into screening installation 14
High pressure argon gas, for the pneumatic conveying of metal powder, using the method for pneumatic conveying, it is possible to reduce contacted with metal powder when
Between, it reduces to greatest extent artificially to the influence of metal powder material；The lower part of screening installation 14 is provided with coarse powder outlet, screening installation
14 top is connect by pipeline with 8 entrance of equipment for removing ferric ion, and the outlet of equipment for removing ferric ion 8 is connect by pipeline with cyclone separator 9,
The lower section setting fine powder of cyclone separator 9 exports, and the gas vent of cyclone separator 9 is connect with impulse bag type dust collector 11, arteries and veins
It rushes above bag filter 11 and is provided with gas vent, gas outlet is equipped with dust concentration detector 12, dense by dust
Detector 12 is spent, dust concentration in the recycling-guard gas of real-time detection present apparatus end adjusts the state of equipment operation, gas in time
Outlet connection argon gas circulating line 16, argon gas reenter gas supply end under the action of circulating fan 15, form recycling-guard gas
Screw conveyor 13 is installed in the lower section in body circuit, impulse bag type dust collector 11, and the lower section of screw conveyor 13 is also equipped with fine powder
Outlet, between bale breaking equipment 1 and screening installation 14 and the coarse powder of 14 lower section of screening installation exports and the fine powder of cyclone separator 9
Air valve 3,7,10 is provided in outlet.
Wherein equipment for removing ferric ion 8 is electromagnetism equipment for removing ferric ion, and electromagnetism equipment for removing ferric ion uses multipath gas channel, and cross section structure is such as
Shown in Fig. 3, every 8.1 periphery of gas passage is provided with tubular type electric magnetic iron remover 8.2, using multi-channel electromagnetic iron remover to metal
Powder carries out that the quality of the metal powder of recycling can be improved except iron.
The specific course of work of the present apparatus is as follows:
Discarded metal powder is added by the discarded powder feed inlet 1.1 of bale breaking equipment 1, and metal powder material is fallen in be driven by motor 1.2
High-speed rotating to break up on disk 1.3, under the influence of centrifugal force, discarded powder high speed rushes at inclined counterpunch board 1.4, by discarded powder
Material is broken up, and the discarded powder after breaing up is from inclined counterpunch board 1.4 and breaks up the gap between disk 1.3 and falls, and falls on vibrating screen 2
On, vibrating screen 2 carries out preliminary screening to processed discarded powder is broken up, and screens out the powder of big granularity, the powder warp after screening
It crosses blanking scraper-trough conveyer 4 to be added from the top of screening installation 14, at this point, the high voltage protective argon gas provided by air feed equipment is from screening installation
14 middle part radial air inlet mouth is blown into, and the spiral inner wall with the powder fallen along screening installation 14 rises, into selecting powder runner 5
Afterwards, under the action of the centrifugal force, the powder of bulky grain is thrown to the edge for selecting powder runner 5, with the high-speed rotating side for selecting powder rotating cage 5
It is fallen after plate collision from inner cone 6, and exports and be discharged from the lower section coarse powder of screening installation 14, select the little particle powder in powder rotating cage 5
Material is due to smaller by centrifugal force, so being brought into equipment for removing ferric ion 8 by the air-flow in equipment from the top of screening installation 14, leads to
Multichannel electric magnetic iron remover is crossed, the iron impurities adulterated in discarded powder can be completely removed, and effectively improve recycling powder
Quality, except the powder after iron enters cyclone separator 9, powder and gas separation, fine powder is arranged from the outlet of 9 lower section of cyclone separator
Out, gas enters impulse bag type dust collector 11 and is dusted processing, after the powder in impulse bag type dust collector 11 is fallen, by spiral
Conveyer 13 is conveyed, and the protection gas being discharged out of impulse bag type dust collector 11 returns to gas supply by argon gas circulating line 16 and sets
It is standby, screening installation 14 is again introduced into after being pressurizeed, meanwhile, in the dust concentration detector 12 of gas outlet installation, a side
Dust concentration in the real-time detection protective gas of face, it is ensured that safety in production, on the other hand, the dust by detection device end is dense
Degree, can be good at the operation conditions of screening installation 14 and cyclone separator 9 in discriminating device, it is ensured that unit normal run work
Make.
Claims (5)
1. a kind of device for recycling 3D printing discarded metal powder, it is characterised in that: including bale breaking equipment, screening installation removes iron
Discarded powder feed inlet is arranged in equipment, collecting device and air feed equipment, the bale breaking equipment top, and lower section passes through blanking scraper-trough conveyer and institute
Screening installation connection is stated, radial air inlet mouth is provided in the middle part of the screening installation, the radial air inlet mouth connects the gas supply
Equipment, the lower part of the screening installation are provided with coarse powder outlet, and the top of the screening installation is by pipeline with described except iron is set
Standby entrance connects, and is connect by pipeline with cyclone separator above the outlet of the equipment for removing ferric ion, under the cyclone separator
Side is provided with fine powder outlet, and the gas vent of the cyclone separator is connect with impulse bag type dust collector, and the impulse bag is received
Dirt device top is provided with gas vent, and the gas vent forms recycling-guard gas by argon gas circulating line and air feed equipment
Circuit, the lower section of the impulse bag type dust collector install screw conveyor, are also equipped with fine powder below the screw conveyor
Outlet, between the bale breaking equipment and screening installation and coarse powder of screening installation outlet and the fine powder outlet of cyclone separator are equal
It is provided with air valve.
2. a kind of device for recycling 3D printing discarded metal powder according to claim 1, it is characterised in that: described break up sets
Standby to be formed by breaing up disk and inclined counterpunch board, the disk of breaing up is connected with motor, and operation, the inclined counterpunch board is driven by motor
Surface is machined with triangle prismatic protrusion, and vibrating screen is arranged in the lower section of the inclined counterpunch board, and the periphery of the bale breaking equipment is also
It is provided with puigging.
3. a kind of device for recycling 3D printing discarded metal powder according to claim 1, it is characterised in that: the sorting is set
Standby inside is by selecting powder rotating cage and inner cone to constitute.
4. a kind of device for recycling 3D printing discarded metal powder according to claim 1, it is characterised in that: described except iron is set
Standby is electromagnetism equipment for removing ferric ion, and the electromagnetism equipment for removing ferric ion uses multipath gas channel, and every gas passage periphery is provided with tubular type
Electric magnetic iron remover.
5. a kind of device for recycling 3D printing discarded metal powder according to claim 1, it is characterised in that: the pulse packet
The gas outlet of formula dust-precipitator is equipped with dust concentration detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133805.8A CN109130189A (en) | 2018-09-27 | 2018-09-27 | A kind of device recycling 3D printing discarded metal powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133805.8A CN109130189A (en) | 2018-09-27 | 2018-09-27 | A kind of device recycling 3D printing discarded metal powder |
Publications (1)
| Publication Number | Publication Date |
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| CN109130189A true CN109130189A (en) | 2019-01-04 |
Family
ID=64813038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811133805.8A Pending CN109130189A (en) | 2018-09-27 | 2018-09-27 | A kind of device recycling 3D printing discarded metal powder |
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Cited By (6)
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|---|---|---|---|---|
| CN109732086A (en) * | 2019-01-15 | 2019-05-10 | 上海汉邦联航激光科技有限公司 | Powder removal and recovery device for 3D printed products |
| CN111359881A (en) * | 2020-04-02 | 2020-07-03 | 贵州省冶金化工研究所 | 3D printing post-processing multistage granule separation system and separation method thereof |
| CN112570733A (en) * | 2019-09-28 | 2021-03-30 | 广东汉邦激光科技有限公司 | Powder conveying device and feeding method thereof |
| TWI756847B (en) * | 2020-09-26 | 2022-03-01 | 財團法人金屬工業研究發展中心 | 3d printing metal powder post-processing equipment |
| CN114134359A (en) * | 2021-12-01 | 2022-03-04 | 东北大学 | Method for manufacturing titanium alloy material by using spherical titanium alloy coarse powder |
| CN114346262A (en) * | 2020-10-12 | 2022-04-15 | 财团法人金属工业研究发展中心 | 3D printing metal powder post-processing equipment |
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| CN114346262A (en) * | 2020-10-12 | 2022-04-15 | 财团法人金属工业研究发展中心 | 3D printing metal powder post-processing equipment |
| CN114134359A (en) * | 2021-12-01 | 2022-03-04 | 东北大学 | Method for manufacturing titanium alloy material by using spherical titanium alloy coarse powder |
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Application publication date: 20190104 |