CN206567537U - The vibration drum-type power spreading device of 3D printer - Google Patents
The vibration drum-type power spreading device of 3D printer Download PDFInfo
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- CN206567537U CN206567537U CN201720098080.8U CN201720098080U CN206567537U CN 206567537 U CN206567537 U CN 206567537U CN 201720098080 U CN201720098080 U CN 201720098080U CN 206567537 U CN206567537 U CN 206567537U
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- main shaft
- rotating cylinder
- bearings
- vibration
- motor
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Abstract
The utility model is related to a kind of vibration drum-type power spreading device of 3D printer, including main shaft, motor, two bearings, mounting, rotating cylinder and ball spline；Wherein described rotating cylinder is fixedly mounted on main shaft, the motor drives main axis, the two bearings are separately mounted on mounting, main shaft is arranged in two bearings, the ball spline is arranged on main shaft, main shaft, two bearings, rotating cylinder and ball spline all coaxial lines are installed and are integrally located at the top of horizontally disposed working plate, motor drives rotating cylinder to rotate by main shaft, so as to complete powdering work, feature is also to include vibrating device, and the vibrating device is arranged on main shaft to drive rotating cylinder to carry out dither when rotating while powdering.It has the advantages that powdering quality can be improved by the vibration of powdering rotating cylinder and finally improves 3D printing part quality.
Description
Technical field
The utility model is related to a kind of three D printing equipments, more particularly to a kind of vibration drum-type powdering of 3D printer is filled
Put, available for the equipment such as constituency sinter molding and binding agent injection molding.
Background technology
Three D printing machine-shapings have obtained increasingly extensive use, and powder molding method therein especially constituency is burnt
The knot method of forming is increasingly widely applied；The principle of this method is：Part three dimensional computer modeling is first set up, it is then right
It carries out hierarchy slicing, obtains each layer of information data, successively laser scanning powder for molding is carried out on this basis, melts powder
Change and bond and be successively superimposed, so that the part of three-dimensional shape needed for being formed.
In existing constituency sintering and moulding technology, the conventional method of fore-put powder is will be for powder in powder cylinder using power spreading device
Material is uniformly paved on workbench basal plane, then carries out constituency sintering；Although this method obtains more and more wider due to its own advantages
General application, but the consistency and surface smoothness of institute's powdering material be not high, and the molding part structure organization after sinter molding is relatively dredged
Pine, bad mechanical property, intensity is not high.
The content of the invention
The problem of the purpose of this utility model is to exist for prior art and providing one kind can be shaken by powdering rotating cylinder
Move to improve powdering quality and finally the vibration drum-type power spreading device of the 3D printer of raising 3D printing part quality.
In order to achieve the above object, the first technical scheme of the present utility model is achieved in that it is that a kind of 3D is beaten
The vibration drum-type power spreading device of print machine, including main shaft, motor, two bearings, two bearings seat, rotating cylinder and ball spline；Wherein institute
State rotating cylinder to be fixedly mounted on main shaft, the motor drives main axis, the two bearings are separately mounted on mounting, main shaft peace
In two bearings, the ball spline is arranged on main shaft, and main shaft, two bearings, rotating cylinder and ball spline all coaxial lines are installed,
And the top of horizontally disposed working plate is integrally located at, motor drives rotating cylinder to rotate by main shaft, so that powdering work is completed,
Characterized by further comprising vibrating device, the vibrating device is arranged on main shaft to drive rotating cylinder to do on side while powdering
Rotary motion side carries out dither.
In the technical program, the vibrating device can be piezoelectric vibration formula or other types vibration.
In order to achieve the above object, second of technical scheme of the present utility model is achieved in that it is that a kind of 3D is beaten
The vibration drum-type power spreading device of print machine, including main shaft, motor, two bearings, mounting and and rotating cylinder；Wherein described rotating cylinder fixes peace
On main shaft, the two bearings are separately mounted on mounting, and the motor drives main axis, and main shaft is arranged on two bearings
On, main shaft, two bearings and rotating cylinder all coaxial lines are installed, and are integrally located at the top of horizontally disposed working plate, and motor passes through
Main shaft drives rotating cylinder rotation, so as to complete powdering work, it is characterised in that also including vibrating device, the vibrating device is arranged on
So as to drive rotating cylinder to carry out dither when rotating in powdering on mounting.
In the technical program, the vibrating device can be piezoelectric vibration formula or other types vibration.
In order to achieve the above object, the third technical scheme of the present utility model is achieved in that it is that a kind of 3D is beaten
The vibration drum-type power spreading device of print machine, including main shaft, motor, two bearings, mounting and rotating cylinder；Wherein, the motor drives master
Axle is rotated, and the two bearings are separately mounted on mounting, and main shaft is arranged in two bearings, and main shaft, two bearings and rotating cylinder are all coaxial
Line is installed and is integrally located at the top of horizontally disposed working plate；It is characterized in that the rotating cylinder includes left end cover, left spiral shell
Female, left high-strength pressing plate, left piezoelectric, cylinder, right piezoelectric, right high-strength pressing plate, right nut and right end cover plate；Wherein,
The left end cover and right end cover plate are respectively and fixedly installed to the left and right ends of cylinder, being axially arranged with the cylinder
Left mounting hole and right mounting hole, the left mounting hole and right mounting hole are symmetrical arranged, and the main shaft passes through cylinder endoporus and solid
It is scheduled on together, motor drives rotating cylinder to rotate by main shaft, so as to complete powdering work, the left nut, left high-strength pressing plate and a left side
Piezoelectric is located in left mounting hole, and left high-strength pressing plate and left piezoelectric are pressed on a left side by left nut by the screw thread on main shaft
In mounting hole；The right piezoelectric, right high-strength pressing plate and right nut are located in right mounting hole, and right nut passes through the spiral shell on main shaft
Right piezoelectric and right high-strength pressing plate are pressed in right mounting hole by line, and energization rear left piezoelectric and right piezoelectric drive circle
Cylinder produces vibration.Energization rear left piezoelectric and right piezoelectric drive cylinder to produce axial vibration, according to elastic deformation
Poisson effect, axial vibration can cause radial vibration, therefore cylinder is while rotating, and can produce high frequency in length and breadth
To vibration, optimization powdering effect.
The utility model compared with prior art, has the following advantages that：
1. making the density of powder become big to material vibrating during stone, moulded products intensity is improved, products appearance matter
Measure and improve greatly very much；
2. the vibrational energy in forming process is conducive to the effusion of entrained gas in material, reduce product occur stomata and
The probability of the defects such as crackle, material melt is more closely knit, dense internal organization, and Mechanics of Machinery intensity is higher；
3. strong adaptability, is applicable to a variety of three D printings dresses such as the method such as constituency sinter molding and binding agent injection molding
Put.
Brief description of the drawings
Fig. 1 is the schematic diagram of the structural principle of the utility model embodiment one；
Fig. 2 is the schematic diagram of the structural principle of the utility model embodiment two；
Fig. 3 is the schematic diagram of the structural principle of the utility model embodiment three；
Fig. 4 is the overall amplification view of rotating cylinder in Fig. 3.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.Herein it should be noted that
Explanation for these embodiments is used to help understand the utility model, but does not constitute the restriction to utility model.In addition,
As long as involved technical characteristic does not constitute conflict each other in each embodiment of the utility model disclosed below
It can just be combined with each other.
In the utility model description, the orientation or position relationship of the instruction such as term " left side " and " right side " are based on shown in accompanying drawing
Orientation or position relationship, be for only for ease of description and the utility model rather than require that utility model must be with specific orientation
Construction and operate, therefore it is not intended that limitation to utility model.
Herein it should also be noted that, because the utility model emphasis of this patent is only that the improvement to power spreading device, its
The other technologies and part for the 3D printing manufacturing equipment relied on are prior art, therefore in this application not to 3D printing equipment
Entirety and corresponding construction and control system etc. be described.
Embodiment one
As shown in figure 1, it is a kind of vibration drum-type power spreading device of 3D printer, including main shaft 1, motor 2, two bearings
3rd, mounting 4, rotating cylinder 5, vibrating device 7 and ball spline 8；Wherein, wherein the rotating cylinder 5 is fixedly mounted on main shaft 1, the electricity
Machine 2 drives main shaft 1 to rotate, and the two bearings 3 are separately mounted on mounting 4, and main shaft 1 is arranged in two bearings 3, the ball flower
Key 8 is arranged on main shaft 1, and main shaft 1, two bearings 3, rotating cylinder 5 and all coaxial lines of ball spline 8 are installed and be integrally located at horizontally disposed
Working plate 6 top, powder can be laid on working plate 6, motor 2 drives rotating cylinder 5 to rotate by main shaft 1, so as to complete
Powdering works, and the vibrating device 7 is arranged on main shaft 1 to drive rotating cylinder 5 while powdering when rotating to enter
Row dither.
In the present embodiment, the vibrating device 7 can be piezoelectric vibration formula or other types vibration.
During work, part three dimensional computer modeling is set up, hierarchy slicing is then carried out to it, each layer of Information Number is obtained
According to vertical displacement movement mechanism drives working plate 6 to decline a layer height, first according to the profile information of each layer cross section
Powder is applied on working plate 6 by Shi Fen mechanisms, then bearing block 4, main shaft 1 are driven by horicontal motion mechanism, motor 2, bearing 3, turned
Cylinder 5 and ball spline 8 are moved along horizontal guide rail, and motor 2 drives main shaft 1 and rotating cylinder 5 to rotate, and at the same time, is arranged on
Vibrating device 7 on main shaft 1 drives rotating cylinder 5 to make axial dither（Direction of vibration and the axis direction of rotating cylinder 5 always, with rotating cylinder 5
Moving direction is vertical）, in rolling with effect of vibration for rotating cylinder 5, the powder on working plate 6 becomes closely knit finishing；
Embodiment two
As shown in Fig. 2 it is a kind of vibration drum-type power spreading device of 3D printer, including main shaft 1, motor 2, two bearings
3rd, mounting 4, rotating cylinder 5, vibrating device 7 and mounting 4；Wherein, wherein, the rotating cylinder 5 is fixedly mounted on main shaft 1, the motor 2
Main shaft 1 is driven to rotate, main shaft 1 is arranged in two bearings 3, and main shaft 1, two bearings 3 and all coaxial lines of rotating cylinder 5 are installed and be integrally located at
The top of horizontally disposed working plate 6, motor 2 drives rotating cylinder 5 to rotate by main shaft 1, so as to complete powdering work, described two
Bearing 3 is separately mounted on mounting 4, and the vibrating device 7 is arranged on mounting 4 to be revolved so as to drive the side in powdering of rotating cylinder 5 to do
The dynamic side of transhipment carries out dither；Working plate 6 is horizontally disposed, and powder can be laid on working plate 6.
In the present embodiment, the vibrating device 7 can be piezoelectric vibration formula or other types vibration.
During work, part three dimensional computer modeling is set up, hierarchy slicing is then carried out to it, each layer of Information Number is obtained
According to vertical displacement movement mechanism drives working plate 6 to decline a layer height, first according to the profile information of each layer cross section
Powder is applied on working plate 6 by Shi Fen mechanisms, then mounting 4, the vibrating device on mounting 4 are driven by horicontal motion mechanism
7th, main shaft 1, motor 2, bearing 3 and rotating cylinder are moved along horizontal guide rail, and motor 2 drives main shaft 1 and rotating cylinder 5 to rotate, with this
Meanwhile, the vibrating device 7 on mounting 4 drives the anterior of mounting 4, bearing 3 and the dither of main shaft 1, and finally drives
Rotating cylinder 5 makees horizontal dither（Direction of vibration is identical with the moving direction of rotating cylinder 5, vertical with main-shaft axis direction）, in rotating cylinder 5
Rotation is rolled with effect of vibration, and the powder on working plate 6 becomes closely knit finishing.
Embodiment three
As shown in Figures 3 and 4, its be a kind of 3D printer vibration drum-type power spreading device, including main shaft 1, motor 2,
Bearing 3, mounting 4 and rotating cylinder 5；Wherein, the motor 2 drives main shaft 1 to rotate, and the two bearings 3 are separately mounted on mounting 4,
Main shaft 1 is arranged in two bearings 3, and main shaft 1, two bearings 3 and all coaxial lines of rotating cylinder 5 are installed and be integrally located at horizontally disposed work
The top of platen 6.
Rotating cylinder 5 includes left end cover 51, left nut 52, left high-strength pressing plate 53, left piezoelectric 54, cylinder 55, right pressure
Electric material 56, right high-strength pressing plate 57, right nut 58 and right end cover plate 59；Wherein described left end cover 51 and right end cover plate 59 are distinguished
The left and right ends of cylinder 55 are fixedly mounted on, left mounting hole 551 and right mounting hole are axially arranged with the cylinder 55
552, the left mounting hole 551 and right mounting hole 552 are symmetrical arranged, and the main shaft 1 is through the endoporus of cylinder 55 and is fixed on one
Rise, motor 2 drives rotating cylinder 5 to rotate by main shaft 1, so as to complete powdering work, the left nut 52, left high-strength pressing plate 53 and a left side
Piezoelectric 54 is located in left mounting hole 551, and left nut 52 is by the screw thread on main shaft 1 by left high-strength pressing plate 53 and left piezoresistive material
Material 54 is pressed in left mounting hole 551；The right piezoelectric 56, right high-strength pressing plate 57 and right nut 58 are located at right mounting hole
In 552, right piezoelectric 56 and right high-strength pressing plate 57 are pressed on right mounting hole 552 by right nut 58 by the screw thread on main shaft 1
It is interior.Energization rear left piezoelectric 54 and right piezoelectric 56 drive cylinder 55 to produce axial vibration, according to the pool of elastic deformation
Loose effect, axial vibration can cause radial vibration, therefore cylinder 55 is while rotating, and can produce high frequency vertically and horizontally
Vibration, optimization powdering effect.
During work, part three dimensional computer modeling is set up, hierarchy slicing is then carried out to it, each layer of Information Number is obtained
According to vertical displacement movement mechanism drives working plate 6 to decline a layer height, first according to the profile information of each layer cross section
Powder is applied on working plate 6 by Shi Fen mechanisms, then is driven bearing block 4, main shaft 1, motor 2, bearing 3 by horicontal motion mechanism and is turned
5 grades of cylinder are moved along horizontal guide rail, and motor 2 drives main shaft 1 and rotating cylinder 5 to rotate, at the same time, in rotating cylinder 5
Vibrating device drive cylinder 55 make high frequency radial vibration, the rotation of rotating cylinder 5 roll with effect of vibration, on working plate 6
Powder become closely knit finishing.
Embodiment of the present utility model is explained in detail above in association with accompanying drawing, but the utility model is not limited to institute
The embodiment of description.For the ordinary skill in the art, principle of the present utility model and objective are not being departed from
In the case of to these embodiments carry out it is a variety of change, modification, replace and deformation still fall within protection domain of the present utility model
It is interior.
Claims (5)
1. a kind of vibration drum-type power spreading device of 3D printer, including main shaft（1）, motor（2）, two bearings（3）, mounting（4）、
Rotating cylinder（5）And ball spline（8）；Wherein described rotating cylinder（5）It is fixedly mounted on main shaft（1）On, the motor（2）Drive main shaft
（1）Rotate, the two bearings（3）It is separately mounted to mounting（4）On, main shaft（1）Installed in two bearings（3）On, the ball flower
Key（8）Installed in main shaft（1）On, main shaft（1）, two bearings（3）, rotating cylinder（5）And ball spline（8）All coaxial line is installed and overall
Positioned at horizontally disposed working plate（6）Top, motor（2）Pass through main shaft（1）Drive rotating cylinder（5）Rotation, so as to complete paving
Powder works, it is characterised in that also including vibrating device（7）, the vibrating device（7）Installed in main shaft（1）Above so as to drive rotating cylinder
（5）Dither is carried out when rotating in powdering.
2. the vibration drum-type power spreading device of 3D printer according to claim 1, it is characterised in that the vibrating device
（7）Can be piezoelectric vibration formula or other types vibration.
3. a kind of vibration drum-type power spreading device of 3D printer, including main shaft（1）, motor（2）, two bearings（3）, mounting（4）
And rotating cylinder（5）；Wherein described rotating cylinder（5）It is fixedly mounted on main shaft（1）On, the two bearings（3）It is separately mounted to mounting（4）
On, the motor（2）Drive main shaft（1）Rotate, main shaft（1）Installed in two bearings（3）On, main shaft（1）, two bearings（3）And turn
Cylinder（5）All coaxial line is installed and is integrally located at horizontally disposed working plate（6）Top, motor（2）Pass through main shaft（1）Drive
Rotating cylinder（5）Rotation, so as to complete powdering work, it is characterised in that also including vibrating device（7）, the vibrating device（7）Install
In mounting（4）Above so as to drive rotating cylinder（5）Dither is carried out when rotating in powdering.
4. the vibration drum-type power spreading device of 3D printer according to claim 3, it is characterised in that the vibrating device
（7）Can be piezoelectric vibration formula or other types vibration.
5. a kind of vibration drum-type power spreading device of 3D printer, including main shaft（1）, motor（2）, two bearings（3）, mounting（4）
And rotating cylinder（5）；Wherein, the motor（2）Drive main shaft（1）Rotate, the two bearings（3）It is separately mounted to mounting（4）On, it is main
Axle（1）Installed in two bearings（3）On, main shaft（1）, two bearings（3）And rotating cylinder（5）All coaxial line is installed and is integrally located at horizontal cloth
The working plate put（6）Top；It is characterized in that the rotating cylinder（5）Including left end cover（51）, left nut（52）, it is left high-strength
Pressing plate（53）, left piezoelectric（54）, cylinder（55）, right piezoelectric（56）, right high-strength pressing plate（57）, right nut（58）And
Right end cover plate（59）；Wherein, the left end cover（51）And right end cover plate（59）It is respectively and fixedly installed to cylinder（55）A left side
Right two ends, in the cylinder（55）Interior is axially arranged with left mounting hole（551）And right mounting hole（552）, the left mounting hole
（551）And right mounting hole（552）It is symmetrical arranged, the main shaft（1）Through cylinder（55）Endoporus is simultaneously fixed together, motor
（2）Pass through main shaft（1）Drive rotating cylinder（5）Rotation, so as to complete powdering work, the left nut（52）, left high-strength pressing plate（53）
And left piezoelectric（54）Positioned at left mounting hole（551）In, left nut（52）Pass through main shaft（1）On screw thread by left high-strength pressing plate
（53）And left piezoelectric（54）It is pressed on left mounting hole（551）It is interior；The right piezoelectric（56）, right high-strength pressing plate（57）And
Right nut（58）Positioned at right mounting hole（552）In, right nut（58）Pass through main shaft（1）On screw thread by right piezoelectric（56）And
Right high-strength pressing plate（57）It is pressed on right mounting hole（552）It is interior, energization rear left piezoelectric（54）And right piezoelectric（56）Drive
Cylinder（55）Produce vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098080.8U CN206567537U (en) | 2017-01-26 | 2017-01-26 | The vibration drum-type power spreading device of 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098080.8U CN206567537U (en) | 2017-01-26 | 2017-01-26 | The vibration drum-type power spreading device of 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206567537U true CN206567537U (en) | 2017-10-20 |
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ID=60061377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720098080.8U Withdrawn - After Issue CN206567537U (en) | 2017-01-26 | 2017-01-26 | The vibration drum-type power spreading device of 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206567537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-01-26 CN CN201720098080.8U patent/CN206567537U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171020 Effective date of abandoning: 20180921 |
|
| AV01 | Patent right actively abandoned |