CN204035563U - Metal molten 3 D-printing high rigidity power spreading device and paving powder system thereof - Google Patents
Metal molten 3 D-printing high rigidity power spreading device and paving powder system thereof Download PDFInfo
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- CN204035563U CN204035563U CN201420127405.7U CN201420127405U CN204035563U CN 204035563 U CN204035563 U CN 204035563U CN 201420127405 U CN201420127405 U CN 201420127405U CN 204035563 U CN204035563 U CN 204035563U
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Abstract
The open metal molten 3 D-printing high rigidity power spreading device of the utility model and paving powder system thereof.This system comprises paving powder dynamical system and paving powder mechanical system.Paving powder dynamical system comprises servomotor, decelerator and ball-screw.Decelerator is connected with ball-screw with servomotor.Motor drives decelerator to rotate.Decelerator rotates and drives ball screw turns.Paving powder mechanical system comprises rectilinear motion mechanical system and press-powder roller system, and rectilinear motion mechanical system comprises line slideway and drive plate.Drive plate is connected to ball-screw and is connected with line slideway, moves under the driving of ball-screw along line slideway.Press-powder roller system comprises press-powder roller, bearing assembly and two supports.The often end of press-powder roller is connected to a support by a bearing assembly.Each support is connected to drive plate.Do rectilinear motion due to press-powder roller system along line slideway and by press-powder roller, pressure applied to bisque, so bisque can not be uneven.
Description
Technical field
The utility model relates to power spreading device, particularly relates to the paving powder system of metal molten 3 D-printing high rigidity power spreading device and this device.
Background technology
Metal molten three-dimensional printing technology is that threedimensional model is reduced to serial two dimensional surface, then metal dust is utilized successively to pile up, " growth " one-tenth has the three-dimensional objects of any labyrinth from bottom to top, this technique effectively can overcome the defects such as the unmanageable labyrinth of traditional handicraft and complex process, also greatly changes product design concept simultaneously.As tradition needs the complex product of split manufacture can realize overall time manufacture now, greatly properties of product can be improved like this.
The key index of metal molten 3 D-printing equipment forming metal parts mainly comprises density, precision and surface roughness, and spreads opaque amount and will produce very important impact to density and surface roughness.Thus, power spreading device is the core component of equipment.But there is rough problem in the paving powder plane that existing power spreading device produces.
Summary of the invention
The problem that the utility model solves is the rough problem of paving powder plane of power spreading device.
For solving the problem, the utility model provides a kind of metal molten 3 D-printing high rigidity to spread powder system, this paving powder system comprises paving powder dynamical system and paving powder mechanical system, wherein, described paving powder dynamical system comprises servomotor, decelerator and ball-screw, this decelerator is connected with ball-screw with servomotor, and motor drives decelerator to rotate, and decelerator rotates and drives ball screw turns; Described paving powder mechanical system comprises rectilinear motion mechanical system and press-powder roller system, wherein, described rectilinear motion mechanical system comprises line slideway and drive plate, and this drive plate is connected to described ball-screw and is connected with line slideway, moves under the driving of ball-screw along line slideway; Described press-powder roller system comprises press-powder roller, bearing assembly and two supports, and the often end of press-powder roller is connected to a support by a bearing assembly, and each described support is connected to described drive plate.
In further scheme, described line slideway has two and is set in parallel in the opposite end of drive plate.
In further scheme, each described bearing assembly comprises for the back-up ring of rigid bearing inner ring side, for clamp nut in bearing inner race opposite side and the external compression nut for rigid bearing outer ring.
In further scheme, described system also comprises the connecting plate be made up of with the support arm being positioned at this linking arm opposite end linking arm, support arm and linking arm take the shape of the letter U, described each described support be connected to described drive plate specifically each support be connected to a support arm, linking arm is connected to described drive plate.
The utility model also discloses metal molten 3 D-printing high rigidity power spreading device, this device comprises powder-supply system, formation system and aforementioned any one metal molten 3 D-printing high rigidity paving powder system, and the servomotor of this paving powder system drives decelerator rotate and drive ball screw turns; Ball screw turns and drive the paving powder mechanical system be connected on drive plate to move along line slideway, the powder tiling that the press-powder roller of paving powder mechanical system provides powder-supply system is in formation system.
In further scheme, described device comprises device pedestal, the device that is installed on the device lower support of device pedestal and is installed on device lower support supports; Described powder-supply system comprises servomotor, decelerator, the first reduction gearing, the second reduction gearing, for powder gear, left shaft holder assembly, for powder ball-screw, for powder stop sleeve, is arranged at for powder piston and being installed on described device supporting and hold and describedly supplying powder cylinder for powder piston of this confession powder stop sleeve top; Described servomotor is connected to described decelerator; Described first reduction gearing is connected to decelerator, first reduction gearing and the engagement of the second reduction gearing, second reduction gearing be installed on device pedestal by gear supporting seat and and for powder gears meshing, described left shaft holder assembly is installed on device lower support, an end for powder ball-screw is connected to described being threaded connection for powder gear and through described left shaft holder assembly in described for powder stop sleeve, stretches into described for powder cylinder for powder stop sleeve; Described servomotor rotates and drives decelerator to rotate, decelerator rotates and drives described for powder pinion rotation, described ball screw turns is driven for powder pinion rotation, ball screw turns and promote describedly to move upward for powder sleeve, drive for powder sleeve moves upward described for powder piston for moving upward in powder cylinder for powder.
In further scheme, described formation system comprises forming gear, right bearing holder assembly, shaping ball-screw, contoured support sleeve, moulding cylinder and shaping piston, wherein, described forming gear engages with the second reduction gearing, right bearing holder assembly is installed on device lower support, one end of shaping ball-screw is connected to forming gear and is threaded connection in described contoured support sleeve through right bearing holder assembly, described contoured support sleeve stretches into described moulding cylinder, described moulding cylinder is installed on device and supports, described shaping piston is positioned at moulding cylinder and is connected to the top of described contoured support sleeve, described servomotor rotates and drives forming gear to rotate, and forming gear rotates and drives shaping ball screw turns, and shaping ball screw turns drives contoured support sleeve to move downward, and contoured support sleeve moves downward and drives shaping piston to move downward.
Compared with prior art, the utility model has the following advantages:
Because paving powder mechanical system of the present utility model comprises rectilinear motion mechanical system and press-powder roller system, press-powder roller system is done rectilinear motion along line slideway and is applied pressure by press-powder roller to bisque, so, bisque can not be uneven, the stable absorption of powder to laser can be realized, reduce the otherness of powder smelting effect, improve the Forming Quality of metal molten 3 D-printing shaped component.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model metal molten 3 D-printing high rigidity power spreading device;
Fig. 2 is the structural representation of the paving powder system of power spreading device described in Fig. 1;
Fig. 3 is the structural representation of the paving powder dynamical system of paving powder system described in Fig. 2;
Fig. 4 a and Fig. 4 b is top view and the left view of the paving powder mechanical system of the paving powder system shown in Fig. 2;
Fig. 5 is the structural representation of the press-powder roller system of the paving powder system shown in Fig. 2.
Detailed description of the invention
By describing technology contents of the present utility model, structural feature in detail, reached object and effect, accompanying drawing is coordinated to be described in detail below in conjunction with embodiment.
Refer to Fig. 1, the utility model metal molten 3 D-printing high rigidity power spreading device comprises support 14, powder-supply system, formation system and paving powder system 19 on device pedestal 5, device lower support 9, device.Described powder-supply system comprise servomotor 2, decelerator 1, first reduction gearing 3, second reduction gearing 6, for powder gear 7, left shaft holder assembly 8, for powder ball-screw 10, for powder stop sleeve 11, be arranged at this confession powder stop sleeve 11 top for powder piston 12 and be installed on described device to support 14 and holds and describedly supply powder cylinder 41 for powder piston 12.Described servomotor 2 is connected to described decelerator 1.Described first reduction gearing 3 is connected to decelerator 1, and the first reduction gearing 3 and the second reduction gearing 6 engage.Second reduction gearing 6 is installed on device pedestal 5 by gear supporting seat 4 and and engages for powder gear 7.Described left shaft holder assembly 8 is installed on device lower support 9.An end for powder ball-screw 10 is connected to described being threaded connection for powder gear 7 and through described left shaft holder assembly 8 and supplies powder stop sleeve 11 in described.Stretch into described for powder cylinder 41 for powder stop sleeve 11.In order to prevent rotating for powder stop sleeve 11, latch 13 being installed on device and supporting on 14, and insert in the described groove for powder stop sleeve 11.
Please continue to refer to Fig. 1, described formation system comprises forming gear 16, right bearing holder assembly 15, shaping ball-screw 17, contoured support sleeve 18, moulding cylinder 42 and shaping piston 40.Described forming gear 16 engages with the second reduction gearing 3.Right bearing holder assembly 15 is installed on device lower support 9.One end of shaping ball-screw 17 is connected to forming gear 16 and is threaded connection in described contoured support sleeve 18 through right bearing holder assembly 15.Described contoured support sleeve 18 stretches into described moulding cylinder 42, and described moulding cylinder 42 is installed on device and supports 14, and described shaping piston 40 is positioned at moulding cylinder 42 and is connected to the top of described contoured support sleeve 18.
Refer to Fig. 1 to Fig. 5, described paving powder system 19 comprises paving powder dynamical system 20 and paving powder mechanical system 21, as shown in Figure 2.Described paving powder dynamical system 20 comprise servomotor 24, decelerator 23, for carrying the decelerator gripper shoe 22 of decelerator 23, shaft coupling 27, clutch shaft bearing seat 25, second bearing block 28 and ball-screw 26.This decelerator 23 is connected with ball-screw 26 with servomotor 24, concrete, and ball screw 26 is connected to described decelerator 23 by shaft coupling 27 and is installed on clutch shaft bearing seat 25 and the second bearing block 28, as shown in Figure 3.Described paving powder mechanical system 21 comprises rectilinear motion mechanical system and press-powder roller system, wherein, described rectilinear motion mechanical system comprises line slideway 29 and drive plate 32, this drive plate 32 is connected to described ball-screw 26 and is connected with line slideway 29, move along line slideway 29 under the driving of ball-screw 26, as shown in Fig. 3, Fig. 4 a and Fig. 4 b.In the present embodiment, line slideway 29 has two and is set in parallel in the opposite end of drive plate 32.Described press-powder roller system comprises press-powder roller 34, bearing assembly and two supports 36.The often end of press-powder roller 34 is connected to a support 36 by a bearing assembly, concrete, each described bearing assembly comprises for the back-up ring 37 of rigid bearing 35 inner ring side, for clamp nut 38 and the external compression nut 39 for rigid bearing 35 outer ring in bearing 35 inner ring opposite side.Each described support 36 is connected to described drive plate 32, in the present embodiment, described system also comprises the connecting plate 33 be made up of with the support arm being positioned at this linking arm opposite end linking arm, support arm and linking arm take the shape of the letter U, each support 36 is connected to a support arm, and linking arm is connected to described drive plate 32 and makes support 36 be connected to drive plate 32.
Refer to Fig. 1 to Fig. 5, the course of work of the present utility model is summarized as follows:
Step one: will fill up for powder cylinder 41 metal dust, as shown in Figure 1;
Step 2: servomotor 2 drives the first reduction gearing 3 to rotate by decelerator 1;
Step 3: the first reduction gearing 3 drives the second reduction gearing 6 to rotate, second reduction gearing 6 drives rotates for powder gear 7, drive for powder gear 7 and move upward for powder ball-screw 10, owing to being connected with for powder ball-screw 10 for powder stop sleeve 11 lower end, be connected with for powder piston 12 for powder stop sleeve 11 upper end, like this, can drive for the rotation of bean vermicelli thick stick 10 and move upward for powder stop sleeve 11, make for powder stop sleeve 11 moves upward to move upward for powder piston 12, thus, realize for powder by releasing for the powder in powder cylinder 41 for powder cylinder 41 for powder piston 12;
Step 4: while step 3 is started working, first reduction gearing 3 drives forming gear 16, forming gear drives 16 to drive shaping ball-screw 17 to rotate, to be connected with shaping ball-screw 17 due to contoured support sleeve 18 lower end and contoured support sleeve 18 upper end is connected with shaping piston 40, like this, shaping ball-screw 17 rotates and is moved downward by drive contoured support sleeve 18, contoured support sleeve 18 moves downward and drives shaping piston 40 to move downward, thus, motion realizes moving downward of shaped component;
Step 5: after step 3 completes, powder-supply system provides certain thickness bisque to workbench; By paving powder system 19, powder is tiled in formation system; The course of work of paving powder system is as follows:
After having certain thickness bisque, servomotor 24 rotates and ball-screw 26 is rotated, ball-screw 26 rotates and makes drive plate 32 along line slideway 29 rectilinear motion, because paving powder mechanical system 21 is installed on drive plate 32, paving powder mechanical system 21 will be made along line slideway 29 rectilinear motion, along in line slideway 29 motion process, press-powder roller 34 compresses bisque and rotates around bearing 35, such as, spread powder mechanical system 21 move to right side from the left side of the drawing of Fig. 4 a and powder is tiled to formation system.
In sum, because paving powder mechanical system of the present utility model comprises rectilinear motion mechanical system and press-powder roller system, press-powder roller system is done rectilinear motion along line slideway and is applied pressure by press-powder roller to bisque, so, bisque can not be uneven, the stable absorption of powder to laser can be realized, reduce the otherness of powder smelting effect, improve the Forming Quality of metal molten 3 D-printing shaped component.
Claims (2)
1. metal molten 3 D-printing high rigidity paving powder system, is characterized in that: this paving powder system comprises paving powder dynamical system and paving powder mechanical system, wherein,
Described paving powder dynamical system comprises servomotor, decelerator and ball-screw, and this decelerator is connected with ball-screw with servomotor, and motor drives decelerator to rotate, and decelerator rotates and drives ball screw turns;
Described paving powder mechanical system comprises rectilinear motion mechanical system and press-powder roller system, wherein, described rectilinear motion mechanical system comprises line slideway and drive plate, and this drive plate is connected to described ball-screw and is connected with line slideway, moves under the driving of ball-screw along line slideway; Described press-powder roller system comprises press-powder roller, bearing assembly and two supports, and the often end of press-powder roller is connected to a support by a bearing assembly, and each described support is connected to described drive plate.
2. metal molten 3 D-printing high rigidity spreads powder system as claimed in claim 1, it is characterized in that: described line slideway has two and is set in parallel in the opposite end of drive plate.
3. metal molten 3 D-printing high rigidity spreads powder system as claimed in claim 1, it is characterized in that: each described bearing assembly comprises for the back-up ring of rigid bearing inner ring side, for clamp nut in bearing inner race opposite side and the external compression nut for rigid bearing outer ring.
4. metal molten 3 D-printing high rigidity spreads powder system as claimed in claim 1, it is characterized in that: described system also comprises the connecting plate be made up of with the support arm being positioned at this linking arm opposite end linking arm, support arm and linking arm take the shape of the letter U, described each described support be connected to described drive plate specifically each support be connected to a support arm, linking arm is connected to described drive plate.
5. metal molten 3 D-printing high rigidity power spreading device, this device comprises powder-supply system and formation system, it is characterized in that: also comprise the metal molten 3 D-printing high rigidity paving powder system in Claims 1-4 described in any one, the servomotor of this paving powder system drives decelerator rotate and drive ball screw turns; Ball screw turns and drive the paving powder mechanical system be connected on drive plate to move along line slideway, the powder tiling that the press-powder roller of paving powder mechanical system provides powder-supply system is in formation system.
6. metal molten 3 D-printing high rigidity power spreading device as claimed in claim 5, is characterized in that: described device comprises device pedestal, the device that is installed on the device lower support of device pedestal and is installed on device lower support supports;
Described powder-supply system comprises servomotor, decelerator, the first reduction gearing, the second reduction gearing, for powder gear, left shaft holder assembly, for powder ball-screw, for powder stop sleeve, is arranged at for powder piston and being installed on described device supporting and hold and describedly supplying powder cylinder for powder piston of this confession powder stop sleeve top;
Described servomotor is connected to described decelerator; Described first reduction gearing is connected to decelerator, first reduction gearing and the engagement of the second reduction gearing, second reduction gearing be installed on device pedestal by gear supporting seat and and for powder gears meshing, described left shaft holder assembly is installed on device lower support, an end for powder ball-screw is connected to described being threaded connection for powder gear and through described left shaft holder assembly in described for powder stop sleeve, stretches into described for powder cylinder for powder stop sleeve;
Described servomotor rotates and drives decelerator to rotate, decelerator rotates and drives described for powder pinion rotation, described ball screw turns is driven for powder pinion rotation, ball screw turns and promote describedly to move upward for powder stop sleeve, drive for powder stop sleeve moves upward described for powder piston for moving upward in powder cylinder for powder.
7. metal molten 3 D-printing high rigidity power spreading device as claimed in claim 6, is characterized in that: described formation system comprises forming gear, right bearing holder assembly, shaping ball-screw, contoured support sleeve, moulding cylinder and shaping piston, wherein,
Described forming gear engages with the second reduction gearing, right bearing holder assembly is installed on device lower support, one end of shaping ball-screw is connected to forming gear and is threaded connection in described contoured support sleeve through right bearing holder assembly, described contoured support sleeve stretches into described moulding cylinder, described moulding cylinder is installed on device and supports, and described shaping piston is positioned at moulding cylinder and is connected to the top of described contoured support sleeve;
Described servomotor rotates and drives forming gear to rotate, and forming gear rotates and drives shaping ball screw turns, and shaping ball screw turns drives contoured support sleeve to move downward, and contoured support sleeve moves downward and drives shaping piston to move downward.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420127405.7U CN204035563U (en) | 2014-03-20 | 2014-03-20 | Metal molten 3 D-printing high rigidity power spreading device and paving powder system thereof |
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| CN201420127405.7U CN204035563U (en) | 2014-03-20 | 2014-03-20 | Metal molten 3 D-printing high rigidity power spreading device and paving powder system thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772459A (en) * | 2015-03-18 | 2015-07-15 | 上海航天设备制造总厂 | 3D (Three-Dimensional) printing shaping system device with two powder feeding cylinders and use method of 3D printing shaping system |
| CN105414545A (en) * | 2016-01-08 | 2016-03-23 | 江苏永年激光成形技术有限公司 | Slm round working cylinder |
| CN105436502A (en) * | 2016-01-11 | 2016-03-30 | 江苏永年激光成形技术有限公司 | External lower side powder feeding mechanism for SLM (Selective Laser Melting) metal printer |
| CN107150442A (en) * | 2017-05-29 | 2017-09-12 | 安徽科元三维技术有限公司 | Power spreading device on rapid forming equipment |
| CN109424709A (en) * | 2017-08-31 | 2019-03-05 | 上海微电子装备（集团）股份有限公司 | A kind of linear mould group and its working method |
| CN111069601A (en) * | 2019-12-23 | 2020-04-28 | 安徽卓锐三维科技有限公司 | 3D prints two-cylinder powder supply two-way shop powder device |
-
2014
- 2014-03-20 CN CN201420127405.7U patent/CN204035563U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772459A (en) * | 2015-03-18 | 2015-07-15 | 上海航天设备制造总厂 | 3D (Three-Dimensional) printing shaping system device with two powder feeding cylinders and use method of 3D printing shaping system |
| CN105414545A (en) * | 2016-01-08 | 2016-03-23 | 江苏永年激光成形技术有限公司 | Slm round working cylinder |
| CN105414545B (en) * | 2016-01-08 | 2018-04-20 | 江苏永年激光成形技术有限公司 | SLM circular work cylinders |
| CN105436502A (en) * | 2016-01-11 | 2016-03-30 | 江苏永年激光成形技术有限公司 | External lower side powder feeding mechanism for SLM (Selective Laser Melting) metal printer |
| CN107150442A (en) * | 2017-05-29 | 2017-09-12 | 安徽科元三维技术有限公司 | Power spreading device on rapid forming equipment |
| CN109424709A (en) * | 2017-08-31 | 2019-03-05 | 上海微电子装备（集团）股份有限公司 | A kind of linear mould group and its working method |
| CN111069601A (en) * | 2019-12-23 | 2020-04-28 | 安徽卓锐三维科技有限公司 | 3D prints two-cylinder powder supply two-way shop powder device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20210320 |