CN105014074A - Magnetizing type magnetic material 3D cold printing device - Google Patents
Magnetizing type magnetic material 3D cold printing device Download PDFInfo
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- CN105014074A CN105014074A CN201510406252.9A CN201510406252A CN105014074A CN 105014074 A CN105014074 A CN 105014074A CN 201510406252 A CN201510406252 A CN 201510406252A CN 105014074 A CN105014074 A CN 105014074A
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- magnetic material
- curing agent
- nozzle
- slip
- magnetizes
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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
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
Abstract
The present invention provides a magnetizing type magnetic material 3D cold printing device, belonging to the field of a novel and advanced rapid manufacturing equipment. The device comprises a computer control center, a stepper motor, a driving device, a liquid reservoir, a material barrel, a printer head, a conveying pipe, a freely rotary magnetizing device, a cold printing X-Y working platform and a heating plate. The printer head comprises a slurry nozzle, a curing agent nozzle, a spray net, a stainless steel end cap and a pressure sensor. The freely rotary magnetizing device comprises a fixed plate, a fixed rod, a freely rotating clamp, a track rotating clamp, a round bracket and a magnetizing pole. According to the magnetizing type magnetic material 3D cold printing device, magnetic alloy powder slurry can be directly injected to the work platform, then a base body with certain strength is formed under the effect of a curing agent, the magnetizing type magnetic material 3D cold printing device has the advantages of low cost, simple installation, high safety, no need of a pressing mold and full orientation directional magnetization, various complex magnetic material parts can be printed, and the magnetizing type magnetic material 3D cold printing device has a broad industrial application prospect.
Description
Technical field
The invention belongs to novel advanced rapid manufacturing apparatus field, relate to a kind of can direct print magnetic alloyed powder slip and the cold printing equipment of the weak 3D magnetized of omni-bearing directional can be carried out in print procedure.
Background technology
Traditional magnetic material moulding process mainly contains dry-pressing formed and hot die-casting molding.Dry-pressing formed often occur blank strength not, the problem such as the dynamic and base substrate sticking to mould of base substrate crackle, base substrate simple substance amount, bulk yielding.Often there is the problems such as slip pressure is discontented, blank burr is large, blank has crackle, blank has crackle, blank has pore, blank distortion in hot die-casting molding.It is based on mathematical model file that 3D prints (3D Printing), can jointing material by powdery metal or plastics etc., making mutually to cohere between layers, forming the emerging rapid shaping technique of a physical model by successively printing.At present, rapid shaping technique mainly contains adhesive injecting type forming technique (3DP), fusion sediment formula rapid shaping technique (FDM), selective laser melting forming technique (SLM), selective laser sintering (SLS) technology (SLS) and photopolymerization formula forming technique (SLA).
But, existing 3D printing technique also exists many problems: first, now retrieve patent document 191319667861.6 and provide a kind of 3D printing rapid molding device, its essence is exactly a kind of adhesive injecting type forming technique, but wherein roller paving powder process is more loaded down with trivial details, can cause the prolongation of printing interval, the gel quantity of its shower nozzle and plastic emitting speed are difficult to accurate control in addition; Second, for fusion sediment formula rapid shaping technique, its technology is applied to thermal plastic high polymer plastics mostly, is difficult to be applied to the higher metal material of fusing point, in its print procedure, there will be wire feed rolls stripped thread, the blocking of extruder head assembly, print the problems such as article alice; For selective laser melting forming technique and Selective Laser Sintering, although precision is higher, suitable material is also more extensive, but it selects laser as thermal source, corresponding attemperating unit needs to work under very high power, and therefore high to the requirement of equipment, working environment is harsher.3rd, for photopolymerization formula forming technique, the precision equipment that SLA system will operate liquid, harsh to operating environment requirements, cost is high, operation and maintenance high cost, and profiled member mostly is resinae, intensity, rigidity, limited thermostability, is unfavorable for long-time preservation.4th, for various forming technique, there be limited evidence currently of is applied to magnetic material 3D and prints.Therefore, need to develop the novel magnetic alloyed powder 3D printing technique that a kind of equipment is simple, with low cost, precision is high, energy consumption is low.
The cold printing of 3D is that one does not need thermal source, directly the slip containing certain solid content is sprayed the new technique printing part on the table.Wherein slip has three basic demands: the first, is a kind of pseudoplastic fluid; The second, higher solid content; 3rd, at room temperature or can rapid solidification under other curing agent effects.Part formed thereby also needs certain post processing, as drying, sintering etc., thus obtains last part.Magnetic material is combined with the cold printing technique of 3D, in order to print the magnetic parts of complicated size, magnetic material industry will be promoted and obtain fast-developing.At present, 3D is printed and the relevant report that combines of magnetic material less, the present invention is based on such fact and provide one and to magnetize the cold printing equipment of formula magnetic material 3D.
Summary of the invention
The object of the present invention is to provide one to magnetize the cold printing equipment of formula magnetic material 3D, 3D printing technique is applied to magnetic materials production technique by this device, and can carry out omni-bearing directional magnetize in its print procedure.
In order to achieve the above object, the present invention adopts as following technical proposals: one magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that being made up of computer controlling center, stepper motor, drive unit, drive unit, reservoir, barrel, printing head, conveying pipeline, free rotary magnetizing apparatus, cold printing X-Y table and heating plate.Described computer controlling center is control step motor, curing agent drive unit, slip drive unit, pressure sensor and heating plate respectively; The cold printing X-Y table of described step motor control and printing head, cold printing X-Y table can move along X-direction and Y direction, and printing head can move along Z-direction; Described reservoir and barrel are communicated with by conveying pipeline with slip drive unit with curing agent drive unit respectively, are communicated with afterwards by conveying pipeline with printing head again, form material transportation route; The in-built curing agent liquid of described reservoir; The in-built magnetic alloy powder slurry of described barrel; Described printing head is made up of slip nozzle, curing agent nozzle, spray net, stainless steel end cap and pressure sensor, and slip nozzle has been used for slip and has printed action, and curing agent nozzle has been used for curing agent and has sprayed action; Described free rotary magnetizing apparatus is used for simply magnetizing to 3D print magnetic component under magnetic field condition;
Described slip drive unit is the wherein a kind of of vane type oil pump, piston pump, plunger displacement pump, gear pump, screw pump, piezoelectric pump and electric Wetting pump.
Described curing agent drive unit is the wherein a kind of of gear pump, screw pump and peristaltic pump.
Described magnetic material slip by organic solvent and strontium ferrite powder, manganese-zinc ferrite powder, barium ferrite powder, nickel-zinc ferrite powder, silicon-steel powder, neodymium iron boron quenched powder, HDDR powder or aerosolization powder is wherein a kind of formed.
Described slip nozzle diameter is 10um ~ 1.2mm, and curing agent nozzle diameter is 0.1 ~ 1mm, and spray mesh number is 500 ~ 800#, and curing agent nozzle and slip injector spacing at 0.4 ~ 2mm, and remain on same level, and spray net will be used for evenly spraying curing agent.
Described round support can move in a circle perpendicular in fixed head plane around rotating freely to be clipped in, the described magnetic pole that magnetizes can move in a circle along circle support under the effect of track rotating clamp, and then can realize carrying out the weak effect magnetized of omni-bearing directional to 3D print magnetic material members.
Described pressure sensor is arranged on curing agent nozzle and slip nozzle tip, uses for the pressure controllable system that will detect.
Described conveying pipeline and cold printing X-Y table adopt polytetrafluoroethylmaterial material manufacture, prevent organic solvent from corroding.
Compared with existing forming technique, the present invention has the following advantages: equipment is simple, easy for installation; With low cost, do not need expensive laser optical apparatus and light-sensitive material; Life cycle of the product is short, without the need to cutting tool and mould, and printable various complicated magnetic material component; Can carry out to magnetic parts in print procedure that omni-bearing directional is weak to magnetize, improve magnetic material performance; Maintenance cost is low, does not have particular/special requirement to working environment, can be used for suitability for industrialized production.
Accompanying drawing explanation
Accompanying drawing 1 to magnetize the cold printing equipment structural representation of formula magnetic material 3D for one in the present invention;
Accompanying drawing 2 is printing head structural representation in the present invention;
Accompanying drawing 3 rotates freely magnetizing apparatus structural representation in the present invention;
Description of reference numerals: 1, computer controlling center; 2, stepper motor; 3, curing agent drive unit; 4, slip drive unit; 5, reservoir; 6, barrel; 7, conveying pipeline; 8, printing head; 9, magnetize magnetic pole; 10, free rotary magnetizing apparatus; 11, cold printing X-Y table; 12, heating plate; 13, coldly shaped piece is printed as; 14, stainless steel end cap; 15, slip nozzle; 16, net is sprayed; 17, curing agent nozzle; 18, pressure sensor; 19, track rotating clamp; 20, support is justified; 21, fixed bar; 22, fixed head; 23, folder is rotated freely.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The one of the present invention cold printing equipment of formula magnetic material 3D that magnetizes is made up of computer controlling center (1), stepper motor (2), curing agent drive unit (3), slip drive unit (4), reservoir (5), barrel (6), printing head (8), conveying pipeline (7), free rotary magnetizing apparatus (10), cold printing X-Y table (11) and heating plate (12).Described computer controlling center (1), respectively control step motor (2), curing agent drive unit (3), slip drive unit (4), pressure sensor (18) and heating plate (12); Described stepper motor (2) controls cold printing X-Y table (11) and printing head (8), its cold printing X-Y table (11) can be moved along X-direction and Y direction, its printing head (8) can be moved along Z-direction; Described reservoir (5) and barrel (6) are communicated with by conveying pipeline (7) with slip drive unit (4) with curing agent drive unit (3) respectively, be communicated with printing head (8) by conveying pipeline (7) more afterwards, form material transportation route; The described in-built curing agent liquid of reservoir (5); The in-built magnetic alloy powder slurry of described barrel (6); Described printing head (8) is made up of slip nozzle (15), curing agent nozzle (17), spray net (16), stainless steel end cap (14) and pressure sensor (18), slip nozzle (15) prints action for completing slip, and curing agent nozzle (17) sprays action for completing curing agent; Described free rotary magnetizing apparatus is used for simply magnetizing to 3D print magnetic component under low-intensity magnetic field condition;
Described curing agent drive unit (3) is vane type oil pump, piston pump, plunger displacement pump, gear pump, screw pump, piezoelectric pump and electric Wetting pump wherein a kind of.
Described slip drive unit (4) is gear pump, screw pump and peristaltic pump wherein a kind of.
Described magnetic material slip by organic solvent and strontium ferrite powder, manganese-zinc ferrite powder, barium ferrite powder, nickel-zinc ferrite powder, silicon-steel powder, neodymium iron boron quenched powder, HDDR powder or aerosolization powder is wherein a kind of formed.
Described slip nozzle (15) diameter is 10um ~ 1.2mm, curing agent nozzle (17) diameter is 0.1 ~ 1mm, spray net (16) order number is 500 ~ 800#, curing agent nozzle (17) and slip nozzle (15) spacing are at 0.4 ~ 2mm, and remaining on same level, spray net will be used for evenly spraying curing agent.
Described free rotary magnetizing apparatus (10) is by fixed head (22), fixed bar (21), rotate freely folder (23), track rotating clamp (19), circle support (20) and the magnetic pole that magnetizes (9) composition, described round support (20) can move in a circle perpendicular in fixed head (22) plane around rotating freely folder (23), the described magnetic pole that magnetizes (9) is under track rotating clamp (19) effect, can move in a circle along circle support (20), and then can realize carrying out the weak effect magnetized of omni-bearing directional to 3D print magnetic material members.
Described pressure sensor (18) is arranged on curing agent nozzle (17) and slip nozzle (15) top, uses for the pressure controllable system that will detect.
Described conveying pipeline (7) and cold printing X-Y table (11) adopt polytetrafluoroethylmaterial material manufacture, prevent organic solvent from corroding.
The course of work of the present invention: first in computer controlling center (1), model layers to be printed is generated two-dimensional section, print system receives computer controlling center (1) and exports order, curing agent drive unit (3) and slip drive unit (4) export order according to computer controlling center (1), by conveying pipeline (7) from reservoir (5) and barrel (6) to slip nozzle (15) and curing agent nozzle (17), transported material.Slip described in printing head (8) is sprayed by described nozzle and curing agent, cold printing X-Y table (11) makes horizontal cross and transverse shifting under control system, and printer is printed according to generated two-dimensional section.After this layer has printed, printing head (8) is under computer control system, and rise a layer height, carries out the two-dimensional section of this layer afterwards again according to foregoing print procedure.Circulation like this, finally completes the cold printing shaping process of whole magnetic material 3D.
Claims (8)
1. the cold printing equipment of the formula that magnetizes magnetic material 3D, is characterized in that being made up of computer controlling center (1), stepper motor (2), curing agent drive unit (3), slip drive unit (4), reservoir (5), barrel (6), conveying pipeline (7), printing head (8), free rotary magnetizing apparatus (10), cold printing X-Y table (11) and heating plate (12); Described computer controlling center (1), respectively control step motor (2), drive unit (3), drive unit (4), pressure sensor (18) and heating plate (12); Described stepper motor (2) controls cold printing X-Y table (11) and printing head (8), cold printing X-Y table (11) is moved along X-direction and Y direction, printing head (8) is moved along Z-direction; Described reservoir (5) and barrel (6) are communicated with by conveying pipeline (7) with slip drive unit (4) with curing agent drive unit (3) respectively, be communicated with printing head (8) by conveying pipeline (7) more afterwards, form material transportation route; The described in-built curing agent liquid of reservoir (5); The in-built magnetic alloy powder slurry of described barrel (6); Described printing head (8) is made up of slip nozzle (15), curing agent nozzle (17), spray net (16), stainless steel end cap (14) and pressure sensor (18), slip nozzle (15) prints action for completing slip, and curing agent nozzle (17) sprays action for completing curing agent; Described free rotary magnetizing apparatus (10) for simply magnetizing to 3D print magnetic component under magnetic field condition.
2. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described curing agent drive unit (3) is vane type oil pump, piston pump, plunger displacement pump, gear pump, screw pump, piezoelectric pump and electric Wetting pump wherein a kind of.
3. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described slip drive unit (4) is gear pump, screw pump and peristaltic pump wherein a kind of.
4. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described magnetic material slip by organic solvent and strontium ferrite powder, manganese-zinc ferrite powder, barium ferrite powder, nickel-zinc ferrite powder, silicon-steel powder, neodymium iron boron quenched powder, HDDR powder or aerosolization powder is wherein a kind of formed.
5. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described slip nozzle (15) diameter is 10um ~ 1.2mm, curing agent nozzle (17) diameter is 0.1 ~ 1mm, spray net (16) order number is 500 ~ 800#, curing agent nozzle (17) and slip nozzle (15) spacing are at 0.4 ~ 2mm, and remaining on same level, spray net will be used for evenly spraying curing agent.
6. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described free rotary magnetizing apparatus (10) is by fixed head (22), fixed bar (21), rotate freely folder (23), track rotating clamp (19), circle support (20) and the magnetic pole that magnetizes (9) composition, circle support (20) can move in a circle perpendicular in fixed head (22) plane around rotating freely folder (23), the described magnetic pole that magnetizes (9) is under track rotating clamp (19) effect, can move in a circle along circle support (20), and then can realize carrying out to 3D print magnetic material the effect that omni-bearing directional magnetizes.
7. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described pressure sensor (18) is arranged on curing agent nozzle (17) and slip nozzle (15) top, for the pressure by detecting each fluid nozzle.
8. one as claimed in claim 1 magnetizes the cold printing equipment of formula magnetic material 3D, it is characterized in that: described conveying pipeline (7) and the manufacture of cold printing X-Y table (11) employing polytetrafluoroethylmaterial material, prevent organic solvent from corroding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510406252.9A CN105014074A (en) | 2015-07-10 | 2015-07-10 | Magnetizing type magnetic material 3D cold printing device |
| CN201510849740.7A CN105312580A (en) | 2015-07-10 | 2015-11-27 | 3D cold printing device of magnetization type magnetic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510406252.9A CN105014074A (en) | 2015-07-10 | 2015-07-10 | Magnetizing type magnetic material 3D cold printing device |
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| CN105014074A true CN105014074A (en) | 2015-11-04 |
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| CN201510406252.9A Pending CN105014074A (en) | 2015-07-10 | 2015-07-10 | Magnetizing type magnetic material 3D cold printing device |
| CN201510849740.7A Pending CN105312580A (en) | 2015-07-10 | 2015-11-27 | 3D cold printing device of magnetization type magnetic material |
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| CN201510849740.7A Pending CN105312580A (en) | 2015-07-10 | 2015-11-27 | 3D cold printing device of magnetization type magnetic material |
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- 2015-07-10 CN CN201510406252.9A patent/CN105014074A/en active Pending
- 2015-11-27 CN CN201510849740.7A patent/CN105312580A/en active Pending
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| CN105312580A (en) | 2016-02-10 |
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Application publication date: 20151104 |