CN203992396U - Increase material manufacturing equipment compound rolling power spreading device and increase material manufacturing equipment - Google Patents
Increase material manufacturing equipment compound rolling power spreading device and increase material manufacturing equipment Download PDFInfo
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- CN203992396U CN203992396U CN201420350700.9U CN201420350700U CN203992396U CN 203992396 U CN203992396 U CN 203992396U CN 201420350700 U CN201420350700 U CN 201420350700U CN 203992396 U CN203992396 U CN 203992396U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
A kind of material manufacturing equipment compound rolling power spreading device that increases, comprises pressure Powder spreader, and pressure Powder spreader has the applicator surface at certain angle of inclination, for laying dusty material; And vibrational system, vibrational system is for carrying out vibrating compacting to the dusty material of laying.The utility model power spreading device is because pressure Powder spreader has the applicator surface at certain angle of inclination, like this in paving powder process, loose powder enters applicator surface and spreads after the angle of powder plane formation, the space reducing gradually just can make the loose powder of heating mutually be pushed, thereby make the gap smaller between powder, further because vibrational system is vibrated pressurization to the powder after being squeezed, make the powder gap distribution arrangement after extruding be able to firm, reduced to lay the resilience of powder, thereby make dusty material reach plastic deformation, and then the powder of paving is played to compacting effect, therefore improved three-dimensionally shaped product compactness, and then improve its mechanical performance.
Description
Technical field
The utility model belongs to rapid shaping and manufactures field, is specifically related to a kind of material manufacturing equipment compound rolling power spreading device and increasing material manufacturing equipment of increasing.
Background technology
Rapid shaping technique (Rapid Prototyping, be called for short RP) be an advanced manufacturing technology with distinguishing features such as digitlization manufacture, highly flexible and adaptability, directly cad model drive, quick, material type is rich and varied, be developed so far from later 1980s, oneself becomes one column technology in modern advanced manufacturing technique.Selective laser sintering (Selective Laser Sintering, be called for short SLS) be development in recent years one of rapid shaping technique the most rapidly, it is taking dusty material as raw material, adopt laser successively to scan prototype manufacture to the cross section of 3D solid, be not subject to the restriction of part shape complexity, without any need for moulds of industrial equipment, applied range.The basic process of selective laser sintering technique is: a certain amount of powder is delivered to work top by dust feeder, power spreading device is laid in one deck dusty material the upper surface of the molded part of moulding cylinder, heater is heated to powder the powder sintered temperature of setting, galvanometer control laser instrument scans solid section powder bed according to the cross section profile of this layer, make the temperature of powder rise to melting point, powder smelting sintering is also realized bonding with in type part below; After a layer cross section sintering is complete, the decline thickness of a layer of workbench, power spreading device layer overlay powder uniformly densely in the above again, carries out the scanning sintering of a new layer cross section, through some layers of scanning stack, until complete whole prototype manufacture.
In above-mentioned prior art, what power spreading device generally adopted is powder-laying roller cylinder or scraper plate, although existing power spreading device also can be realized the function of powder feeding and spreading, but because the powder of laying is loose characteristic, be that gap between powder particle and particle is larger, therefore the three-dimensionally shaped product compactness being obtained by the powder manufacture of this loose characteristic is poor, has finally affected the mechanical performance of three-dimensionally shaped product.
Utility model content
The purpose of this utility model is, for the problem of prior art existence, provides one can improve three-dimensionally shaped product compactness, improves the increasing material manufacturing equipment compound rolling power spreading device of its mechanical performance and increases material manufacturing equipment.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of material manufacturing equipment compound rolling power spreading device that increases, comprising:
Pressure Powder spreader, described pressure Powder spreader has the applicator surface at certain angle of inclination, for laying powder; And
Vibrational system, described vibrational system is for carrying out vibrating compacting to the powder of laying.
Further preferably, described power spreading device also comprises guide rail, and described guide rail is arranged on the both sides of work top; Described pressure Powder spreader is arranged on guide rail, and can on guide rail, move.
Further preferably, described pressure Powder spreader is paving powder plate, the bottom of described paving powder plate comprises first area and second area, in described first area, has a bar-shaped trough along the direction of moving perpendicular to paving powder plate, and described second area tilts at an angle with paving powder plane.
Further preferably, described second area is 0.1 ° ~ 5 ° inclinations with paving powder plane.
Further preferably, described pressure Powder spreader is paving powder plate, the bottom of described paving powder plate comprises first area, second area and the 3rd region, in described first area, have a bar-shaped trough along the direction of moving perpendicular to paving powder plate, described second area and the 3rd region division are in the both sides of first area, and described second area tilts at an angle with paving powder plane, described the 3rd region tilts at an angle with paving powder plane.
Further preferably, described the 3rd region is 0.1 ° ~ 5 ° inclinations with paving powder plane.
Further preferably, described the 3rd region and second area are symmetricly set on the both sides of first area.
Further preferably, described vibrational system involving vibrations plate and supersonic generator, described oscillating plate is arranged in bar-shaped trough, and the length of oscillating plate is more than or equal to the width of paving powder plane, described supersonic generator is connected with oscillating plate, for driving vibration plate vibrates.
Further preferably, described power spreading device also comprises beam, and described beam is arranged between oscillating plate and paving powder plate.
Further preferably, described paving powder plate is cambered surface for promoting the side lower part of powder.
A kind of material manufacturing equipment that increases, comprises for to laying heater that dusty material heats and the power spreading device of above-mentioned arbitrary embodiment.
Increasing material manufacturing equipment compound rolling power spreading device of the present utility model, because pressure Powder spreader has the applicator surface at certain angle of inclination, like this in paving powder process, loose powder enters applicator surface and spreads after the angle of powder plane formation, the space reducing gradually just can make the loose powder of heating mutually be pushed, thereby make the gap smaller between powder, further because vibrational system is vibrated pressurization to the powder after being squeezed, make the powder gap distribution arrangement after extruding be able to firm, reduced to lay the resilience of powder, thereby make dusty material reach plastic deformation, and then the powder of paving is played to compacting effect, therefore the utility model increases material manufacturing equipment compound rolling power spreading device and has improved three-dimensionally shaped product compactness, and then improve its mechanical performance.
Increasing material manufacturing equipment of the present utility model, by comprising above-mentioned the have gap reducing between powder and the power spreading device of tamping powder, has improved the compactness of three-dimensionally shaped product thereby make to increase material manufacturing equipment, and then has improved its mechanical performance.
Brief description of the drawings
Fig. 1 is the top view that the utility model increases the embodiment that material manufacturing equipment compound rolling power spreading device provides;
Fig. 2 is the cutaway view of a kind of embodiment of Fig. 1 middle berth powder plate;
Fig. 3 is the cutaway view of the another kind of embodiment of Fig. 1 middle berth powder plate;
Fig. 4 is the top view that the utility model increases another embodiment that material manufacturing equipment compound rolling power spreading device provides;
Fig. 5 is the cutaway view of a kind of embodiment of Fig. 4 middle berth powder plate;
Fig. 6 is the cutaway view of the another kind of embodiment of Fig. 4 middle berth powder plate;
Marginal data:
1, supersonic generator; 2, paving powder plate; 3, oscillating plate; 4, guide rail; 5, paving powder plane; 6, beam; 7, side lower part.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, the utility model is described in further details.
The core that the utility model increases material manufacturing equipment compound rolling power spreading device is, adopt the compound rolling power spreading device of inclined-plane paving powder and the vibration of Pu Fen limit, limit to replace powder-laying roller cylinder of the prior art, can play better compacting effect to dusty material like this, thereby improve the compactness of three-dimensionally shaped product.Utility model people, based on this Fang Ming design, through creatively working a kind of increasing material manufacturing equipment compound rolling power spreading device is provided finally, comprises pressure Powder spreader, and described pressure Powder spreader has the applicator surface at certain angle of inclination, for laying powder; And vibrational system, described vibrational system is for carrying out vibrating compacting to the powder of laying.
In concrete enforcement, described power spreading device also comprises guide rail, and described guide rail is arranged on the both sides of work top; Described pressure Powder spreader is arranged on guide rail, and can on guide rail, move.
In concrete enforcement, described pressure Powder spreader is paving powder plate, the bottom of described paving powder plate comprises first area and second area, in described first area, has a bar-shaped trough along the direction of moving perpendicular to paving powder plate, and described second area tilts at an angle with paving powder plane.Further preferably, the bottom of described paving powder plate also comprises the 3rd region, and described the 3rd region tilts at an angle with paving powder plane, can make like this to spread powder plate back and forth movement on guide rail time, can realize two-way powder feeding and spreading, thereby improve the paving powder efficiency of power spreading device.Further preferably, described the 3rd region and second area are symmetricly set on the both sides of first area.
It should be noted that at this, paving powder plane refers to the plane of paving powder powder that plate spreads, and by carry out from level to level powder sintered in this paving powder plane, finally obtains three-dimensionally shaped product, and wherein the width of above-mentioned paving powder plane is perpendicular to the moving direction that spreads powder plate.In concrete enforcement, above-mentioned paving powder plate can adopt steel part or foundry goods.
In concrete enforcement, described vibrational system involving vibrations plate and supersonic generator, described oscillating plate is arranged in bar-shaped trough, and the length of oscillating plate is more than or equal to the width of paving powder plane, described supersonic generator is connected with oscillating plate, for driving vibration plate vibrates.
In addition, above-mentioned supersonic generator can be arranged on the Electric Appliance Cabinet of rapid forming equipment or equipment cavity is external arbitrarily can installation site.
Be understandable that, above-mentioned paving powder plate is connected with driving mechanism, and driving mechanism drives paving powder plate to move on guide rail, and this driving mechanism can be motor or other power source parts.It should be noted that at this, what only relate to due to utility model point of the present utility model is the improvement of power spreading device, and other parts that increase material manufacturing equipment are prior art, therefore the overall structure that increases material manufacturing equipment are not described in detail in this application.
Be understandable that, above-mentioned pressure Powder spreader is in laying powder, and heater heats the powder of laying, and increases because heater belongs to the existing parts that material is manufactured, and therefore, in power spreading device of the present utility model, it is not described in detail.
As another kind of optimal way of the present utility model, described power spreading device also comprises beam, described beam is arranged between oscillating plate and paving powder plate, can isolate or reduce like this vibration effect of oscillating plate to paving powder plate, thereby ensures to increase the reliability of material manufacturing equipment work.
As another optimal way of the present utility model, described paving powder plate be cambered surface for promoting the side lower part of powder, this cambered surface can increase the mobility of powder to be spread, and strengthens paving powder effect.
In order to make those skilled in the art to understand better and to realize the technical solution of the utility model, below in conjunction with Figure of description and specific embodiment, the utility model is described in further details.
The top view of the embodiment that Fig. 1 the utility model increasing material manufacturing equipment compound rolling power spreading device provides, Fig. 2 is the cutaway view of a kind of embodiment of Fig. 1 middle berth powder plate, consult Fig. 1 and Fig. 2 is known, increase material manufacturing equipment compound rolling power spreading device and comprise guide rail 4, paving powder plate 2, oscillating plate 3, beam 6 and supersonic generator 1, described guide rail 4 is arranged on the both sides of work top, the corner reductor of scene 2 is entered in servomotor drive one, make two of left and right Timing Belt drive paving powder plate 2 to move on guide rail 4, the bottom of described paving powder plate 2 comprises first area I and second area II, described second area II is α angle with paving powder plane 5, the span at described α angle is 0.1 ° ~ 5 °, certainly the concrete angle of inclination value at α angle need to be determined according to the material of powder, for example, in the time adopting nylon powder, α can be set as 0.5 °-2 °, described first area I can be parallel with paving powder plane 5, in the I of described first area, have a bar-shaped trough along the direction of moving perpendicular to paving powder plate 2, described oscillating plate 3 is arranged in bar-shaped trough by beam 6, and the width d(that the length of oscillating plate 3 is slightly larger than paving powder plane 5 as shown in Figure 1), described supersonic generator 1 is connected with oscillating plate 3, be used for driving oscillating plate 3 to vibrate, when to be pawnshop powder plate 2 drive paving powder by servomotor, supersonic generator 1 drives oscillating plate 3 to vibrate, thereby realize Pu Fen limit, limit vibration powder.This embodiment power spreading device is in paving powder process, because the second area II of paving powder plate 2 bottoms is set to and spreads powder plane 5 and tilt at an angle, loose powder enters after the angle of second area II like this, the space reducing gradually just can make the loose powder of heating mutually be pushed, thereby make the gap smaller between powder, when powder continues to enter first area I, further because oscillating plate 3 vibrates pressurization to the powder after being squeezed, make the powder gap distribution arrangement after extruding be able to firm, reduced to lay the resilience of powder, thereby make powder reach plastic deformation, and then the powder of paving is played to compacting effect, therefore the utility model power spreading device has improved the compactness of three-dimensionally shaped product, and then improve its mechanical performance.
On the basis of a upper embodiment, further preferably, the side lower part 7 for promoting powder of described paving powder plate 2 can be set to cambered surface, as shown in Figure 3, increase like this mobility of powder to be spread, strengthen the paving powder effect of paving powder plate 2.
The top view of another embodiment that Fig. 4 the utility model increasing material manufacturing equipment compound rolling power spreading device provides, Fig. 5 is the cutaway view of a kind of embodiment of Fig. 4 middle berth powder plate, consult Fig. 4 and Fig. 5 is known, increase material manufacturing equipment compound rolling power spreading device and comprise guide rail 4, paving powder plate 2, oscillating plate 3, beam 6 and supersonic generator 1, described guide rail 4 is arranged on the both sides of work top, the corner reductor of scene 2 is entered in servomotor drive one, make two of left and right Timing Belt drive paving powder plate 2 to move on guide rail 4, the bottom of described paving powder plate 2 comprises first area I, second area II and the 3rd region III, described second area II is α angle with paving powder plane 5, described the 3rd region III is β angle with paving powder plane 5, and described the 3rd region III and second area II are symmetricly set on the both sides of first area I, described α, the span at β angle is 0.1 ° ~ 5 °, certainly α, the concrete angle of inclination value at β angle need to be determined according to the material of powder.Described first area I can be parallel with paving powder plane 5, in the I of described first area, have a bar-shaped trough along the direction of moving perpendicular to paving powder plate 2, described oscillating plate 3 is arranged in bar-shaped trough by beam 6, and the width d(that the length of oscillating plate 3 is slightly larger than paving powder plane 5 as shown in Figure 4), described supersonic generator 1 is connected with oscillating plate 3, be used for driving oscillating plate 3 to vibrate, when to be pawnshop powder plate 2 drive paving powder by servomotor, supersonic generator 1 drives oscillating plate 3 to vibrate, thereby has realized Pu Fen limit, limit vibration powder.This embodiment function that can play compacting powder same with a upper embodiment (see figure 2), difference is also, the bottom of the paving powder plate 2 of power spreading device also comprises the 3rd region III, described the 3rd region III tilts at an angle with paving powder plane 5, and described the 3rd region III and second area II are symmetricly set on the both sides of first area I, when pawnshop powder plate 2 moves from left to right on guide rail 4 like this (as shown in Figure 5), because the second area II of paving powder plate 2 bottoms is set to and spreads powder plane 5 and tilt at an angle, like this when loose powder enters after the angle of second area II, the space reducing gradually just can make the loose powder of heating mutually be pushed, thereby make the gap smaller between powder, when powder continues to enter first area I, again because oscillating plate 3 vibrates pressurization to the powder after being squeezed, make the powder gap distribution arrangement after extruding be able to firm, reduced to lay the resilience of powder, thereby make powder reach plastic deformation, and then the powder of paving is played to compacting effect, and pawnshop powder plate 2 when move from right to left on guide rail, in like manner because the 3rd region III of paving powder plate 2 bottoms is set to and spreads powder plane 5 and tilt at an angle, like this when loose powder enters after the angle of the 3rd region III, the space reducing gradually just can make the loose powder of heating mutually be pushed, thereby make the gap smaller between powder, when powder continues to enter first area I, again because oscillating plate 3 vibrates pressurization to the powder after being squeezed, make the powder gap distribution arrangement after extruding be able to firm, reduced to lay the resilience of powder, thereby make powder reach plastic deformation, and then the powder of paving is played to compacting effect, as from the foregoing, this embodiment can realize two-way powder laying, thereby improve the paving powder efficiency of power spreading device.
On the basis of a upper embodiment, further preferably, the side lower part 7 for promoting powder of described paving powder plate 2 can be set to cambered surface, as shown in Figure 6, increase like this mobility of powder to be spread, strengthen the paving powder effect of paving powder plate 2.
The utility model also provides a kind of increasing material manufacturing equipment, and described increasing material manufacturing equipment comprises for to laying the heater that heats of dusty material and the power spreading device of above-mentioned arbitrary embodiment.
Above embodiment is only preferred embodiment of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all should belong to protection domain of the present utility model.It should be pointed out that in the some amendments and the modification that do not depart under the utility model principle prerequisite, should be considered as protection domain of the present utility model.
Claims (11)
1. increase a material manufacturing equipment compound rolling power spreading device, it is characterized in that, comprising:
Pressure Powder spreader, described pressure Powder spreader has the applicator surface at certain angle of inclination, for laying dusty material; And
Vibrational system, described vibrational system is for carrying out vibrating compacting to the dusty material of laying.
2. increasing material manufacturing equipment compound rolling power spreading device according to claim 1, is characterized in that, described power spreading device also comprises guide rail, and described guide rail is arranged on the both sides of work top; Described pressure Powder spreader is arranged on guide rail, and can on guide rail, move.
3. increasing material manufacturing equipment compound rolling power spreading device according to claim 2, it is characterized in that, described pressure Powder spreader is paving powder plate, the bottom of described paving powder plate comprises first area and second area, in described first area, have a bar-shaped trough along the direction of moving perpendicular to paving powder plate, described second area tilts at an angle with paving powder plane.
4. increasing material manufacturing equipment compound rolling power spreading device according to claim 3, is characterized in that, described second area is 0.1 ° ~ 5 ° inclinations with paving powder plane.
5. increasing material manufacturing equipment compound rolling power spreading device according to claim 2, it is characterized in that, described pressure Powder spreader is paving powder plate, the bottom of described paving powder plate comprises first area, second area and the 3rd region, in described first area, have a bar-shaped trough along the direction of moving perpendicular to paving powder plate, described second area and the 3rd region division are in the both sides of first area, and described second area tilts at an angle with paving powder plane, described the 3rd region tilts at an angle with paving powder plane.
6. increasing material manufacturing equipment compound rolling power spreading device according to claim 5, is characterized in that, described the 3rd region is 0.1 ° ~ 5 ° inclinations with paving powder plane.
7. increasing material manufacturing equipment compound rolling power spreading device according to claim 6, is characterized in that, described the 3rd region and second area are symmetricly set on the both sides of first area.
8. according to the increasing material manufacturing equipment compound rolling power spreading device described in claim 3-7 any one, it is characterized in that, described vibrational system involving vibrations plate and supersonic generator, described oscillating plate is arranged in bar-shaped trough, and the length of oscillating plate is more than or equal to the width of paving powder plane, described supersonic generator is connected with oscillating plate, for driving vibration plate vibrates.
9. increasing material manufacturing equipment compound rolling power spreading device according to claim 8, is characterized in that, described power spreading device also comprises beam, and described beam is arranged between oscillating plate and paving powder plate.
10. increasing material manufacturing equipment compound rolling power spreading device according to claim 9, is characterized in that, described paving powder plate be cambered surface for promoting the side lower part of powder.
11. 1 kinds increase material manufacturing equipments, it is characterized in that, comprise the heater for heating laying dusty material, and power spreading device described in claim 1-10 any one.
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| CN201420350700.9U CN203992396U (en) | 2014-06-30 | 2014-06-30 | Increase material manufacturing equipment compound rolling power spreading device and increase material manufacturing equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043830A (en) * | 2014-06-30 | 2014-09-17 | 湖南华曙高科技有限责任公司 | Additive manufacturing device composite powder compacting and spreading device and method |
| CN106583725A (en) * | 2017-01-26 | 2017-04-26 | 顺德职业技术学院 | Vibrating rotary drum type powder laying device for 3D printer |
| CN107127338A (en) * | 2016-02-26 | 2017-09-05 | 周宏志 | Based on increasing material manufacturing can any dip sweeping path generating method |
| CN108582448A (en) * | 2018-04-24 | 2018-09-28 | 芜湖映日科技有限公司 | A kind of powdering equipment and its application method suitable for the production of ITO flat targets |
| CN109648078A (en) * | 2018-11-28 | 2019-04-19 | 大族激光科技产业集团股份有限公司 | A kind of power spreading device |
| CN110234450A (en) * | 2017-01-24 | 2019-09-13 | 西门子股份公司 | Device and method at least one formed body of increasing material manufacturing |
| CN113649597A (en) * | 2021-08-30 | 2021-11-16 | 湖南华曙高科技有限责任公司 | Additive manufacturing method and additive manufacturing equipment |
-
2014
- 2014-06-30 CN CN201420350700.9U patent/CN203992396U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104043830A (en) * | 2014-06-30 | 2014-09-17 | 湖南华曙高科技有限责任公司 | Additive manufacturing device composite powder compacting and spreading device and method |
| CN104043830B (en) * | 2014-06-30 | 2016-02-24 | 湖南华曙高科技有限责任公司 | Increase material manufacturing equipment and compound rolling power spreading device, method |
| CN107127338A (en) * | 2016-02-26 | 2017-09-05 | 周宏志 | Based on increasing material manufacturing can any dip sweeping path generating method |
| CN110234450A (en) * | 2017-01-24 | 2019-09-13 | 西门子股份公司 | Device and method at least one formed body of increasing material manufacturing |
| CN106583725A (en) * | 2017-01-26 | 2017-04-26 | 顺德职业技术学院 | Vibrating rotary drum type powder laying device for 3D printer |
| CN106583725B (en) * | 2017-01-26 | 2018-09-21 | 顺德职业技术学院 | The vibration drum-type power spreading device of 3D printer |
| CN108582448A (en) * | 2018-04-24 | 2018-09-28 | 芜湖映日科技有限公司 | A kind of powdering equipment and its application method suitable for the production of ITO flat targets |
| CN108582448B (en) * | 2018-04-24 | 2020-07-28 | 芜湖映日科技有限公司 | Powder laying equipment suitable for ITO plane target production and use method thereof |
| CN109648078A (en) * | 2018-11-28 | 2019-04-19 | 大族激光科技产业集团股份有限公司 | A kind of power spreading device |
| CN113649597A (en) * | 2021-08-30 | 2021-11-16 | 湖南华曙高科技有限责任公司 | Additive manufacturing method and additive manufacturing equipment |
| CN113649597B (en) * | 2021-08-30 | 2022-12-06 | 湖南华曙高科技股份有限公司 | Additive manufacturing method and additive manufacturing equipment |
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Address after: 410000 No. 181, Linyu Road, national high tech Industrial Development Zone, Changsha City, Hunan Province Patentee after: Hunan Huashu High Tech Co.,Ltd. Address before: 410000 No. 181, Linyu Road, national high tech Industrial Development Zone, Changsha City, Hunan Province Patentee before: HUNAN FARSOON HIGH-TECH Co.,Ltd. |