CN209599857U - A kind of cantilever polar coordinates type 3D printer - Google Patents
A kind of cantilever polar coordinates type 3D printer Download PDFInfo
- Publication number
- CN209599857U CN209599857U CN201822149120.4U CN201822149120U CN209599857U CN 209599857 U CN209599857 U CN 209599857U CN 201822149120 U CN201822149120 U CN 201822149120U CN 209599857 U CN209599857 U CN 209599857U
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- cantilever
- polar coordinates
- motor
- bearing
- printer
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Abstract
The utility model discloses a kind of cantilever polar coordinates type 3D printer, cantilever polar coordinates 3D printer is a column cantilever structure, including elevating mechanism, mobile mechanism and rotating platform.Print head is located in mobile mechanism, can move in a straight line in mobile mechanism, and elevating mechanism drives mobile mechanism to do oscilaltion campaign, and workbench is on rotating platform.Print head completes the molding of a layer model by mobile mechanism and rotating platform, then the accumulation of model in layer is completed by elevating mechanism.Elevating mechanism, mobile mechanism and rotating platform need whole platform overall coordination athleticism to complete 3D printing.Cantilever polar coordinates type 3D printer can be used as desktop 3D printer, have structure size small, the big feature of print space；Also it can be used as industrial 3D printer, meet the needs of print job space, have moving distance small, the high feature of formed precision.
Description
Technical field
The utility model belongs to 3D printing technique field, in particular to a kind of cantilever polar coordinates type 3D printer.
Background technique
3D printing technique is a kind of novel forming technology, with its individual character manufacturing, it is easy to operate the features such as it is fast-developing
Be widely used in all trades and professions.FDM3D printer is often divided into desktop 3D printer and industrial 3D printer at present, although common
The movement mechanism of desktop 3D printer can be divided into Delta parallel mechanism and co-ordinate-type mechanical mechanism, but industrial 3D printer
Movement mechanism be usually all co-ordinate-type mechanical mechanism, and co-ordinate-type mechanical mechanism can be divided into Cartesian coordinate type (X-Y-Z) movement
Mechanism and polar coordinates type (θ-r) movement mechanism, comparatively, polar coordinates type (θ-r) movement mechanism ratio are Cartesian coordinate type (X-Y-
Z) structure of movement mechanism is simple, and print space is bigger, and shaping speed is faster.
Utility model content
For the existing 3D printer deficiency that structure is complicated, size is big, the utility model provides a kind of cantilever polar coordinates
Formula 3D printer, the printer use cantilever polar coordinates type movement mechanism.
The utility model uses following technical scheme and reaches above-mentioned purpose of utility model:
A kind of cantilever polar coordinates type 3D printer, comprising:
Braced frame comprising pedestal, fixed plate, column axis and top plate, column axis bottom connect with pedestal, fixed plate
It connects, is connect at the top of column axis with top plate；Extruding machine is provided on top plate；
Turntable, the turntable are arranged in braced frame bottom, and turntable includes the work being arranged in fixed plate
Platform and be set on the base for drive workbench rotate rotary drive mechanism；
Elevating mechanism, elevating mechanism are arranged in column axis；
And mobile mechanism, mobile mechanism is mounted on column axis and elevating mechanism driving mobile mechanism moves up and down, mobile
Mechanism includes crossbeam, printing head and the horizontal drive mechanism for driving printing head linear movement, and printing head is arranged in crossbeam
On, printing head is connect by pipeline with extruding machine.
The column axis is multi-diameter shaft, and fixed plate is positioned by the ladder of side panel and column axis, pedestal and solid
Fixed board periphery is connected by side panel.
The elevating mechanism includes first motor, lead screw, feed screw nut and lead screw fixing seat, and motor is arranged in fixed plate
On, lead screw fixing seat is arranged on top plate, and feed screw nut is arranged on crossbeam；Lead screw one end is connect with lead screw fixing seat, another
End is sequentially connected feed screw nut and first motor, and first motor drives lead screw that crossbeam is driven to move up and down.
The crossbeam upper and lower surfaces are provided with guide rail, and printing head is fixed on c-type plate end, c-type plate up and down
Wall is provided with the sliding block with guide rail cooperation, and c-type plate is mounted on guide rail.
The gear is fixed on the side of crossbeam, and gear is arranged in c-type intralamellar part.
The horizontal drive mechanism includes the second motor, gear and rack gear, and the second motor is arranged on c-type plate and second
Motor-driven gear rotation, rack gear are arranged along crossbeam length direction, wheel and rack engagement.
The rotary drive mechanism includes live spindle, synchronous belt and third motor, and live spindle lower part passes through bearing
It is all connected with pedestal, fixed plate, live spindle top is stretched out fixed plate and connect with workbench；Synchronization is provided in live spindle
Band gear, synchronizing belt gear are connected by synchronous belt with third motor, and third motor is set on the base.
The bearing is mounted in bearing mounting base, and bearing is scheduled in live spindle by axis fixing, the inner ring of bearing
It is contacted with the axis rank of live spindle, the fixing of bearing through hole is scheduled on bearing mounting base, the outer ring of bearing and bearing mounting base
Step contact.
Compared with prior art, the utility model has the following beneficial effects:
The utility model cantilever polar coordinates 3D printer is a column cantilever structure, including elevating mechanism, moving machine
Structure and rotating platform.Print head is located in mobile mechanism, can move in a straight line in mobile mechanism, and elevating mechanism drives moving machine
Structure does oscilaltion campaign, and workbench is on rotating platform.Print head completes one layer of mould by mobile mechanism and rotating platform
The molding of type, then complete by elevating mechanism the accumulation of model in layer.Elevating mechanism, mobile mechanism and rotating platform need
Whole platform overall coordination athleticism completes 3D printing.Cantilever polar coordinates type 3D printer can be used as desktop 3D printer, tool
Have that structure size is small, the big feature of print space；Also it can be used as industrial 3D printer, meet the needs of print job space, have
Have that moving distance is small, the high feature of formed precision.The cantilever polar coordinates type 3D printer can be used as desktop 3D printer, have
Structure size is small, the big feature of print space；Also it can be used as industrial 3D printer, meet the needs of print job space, have
Moving distance is small, the high feature of formed precision.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the elevating mechanism structural schematic diagram of the utility model.
Fig. 3 is the left structural schematic diagram of mobile mechanism of the utility model.
Fig. 4 is the right structural schematic diagram of mobile mechanism of the utility model.
Fig. 5 is the rotating platform structure schematic diagram of the utility model.
Fig. 6 is A-A diagrammatic cross-section in Fig. 5 of the utility model.
Fig. 7 is M partial schematic diagram in Fig. 6 of the utility model.
Fig. 8 is N partial schematic diagram in Fig. 6 of the utility model.
Specific embodiment
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawings and examples to this
The specific implementation situation of utility model is described further, described to be the explanation to the utility model rather than limit.
As shown in Figures 1 to 8, a kind of cantilever polar coordinates type 3D printer of the utility model, comprising:
Braced frame comprising pedestal 101, fixed plate 103, column axis 109 and top plate 107,109 bottom of column axis with
Pedestal 101, fixed plate 103 are all connected with, and 109 top of column axis is connect with top plate 107；Extruding machine 108 is provided on top plate 107；
Turntable 3, in braced frame bottom, turntable 3 includes being arranged in fixed plate 103 for the setting of turntable 3
Workbench 301 and be arranged on pedestal 101 for drive workbench 301 rotate rotary drive mechanism；
Elevating mechanism 1, elevating mechanism 1 are arranged in column axis 109；
And mobile mechanism 2, mobile mechanism 2 is mounted on column axis 109 and elevating mechanism 1 drives about 2 mobile mechanism to transport
Dynamic, mobile mechanism 2 includes crossbeam 110, printing head 204 and the horizontal drive mechanism for driving printing head 204 to move linearly, and is beaten
It prints spray head 204 to be arranged on crossbeam 110, printing head 204 is connect by pipeline with extruding machine 108.
Preferably, column axis 109 is multi-diameter shaft, and fixed plate 103 is carried out by the ladder of side panel 302 and column axis 109
Positioning, pedestal 101 and 103 periphery of fixed plate are connected by side panel 302.
Preferably, elevating mechanism 1 includes first motor 102, lead screw 104, feed screw nut 105 and lead screw fixing seat 106, electricity
Machine 102 is arranged in fixed plate 103, and lead screw fixing seat 106 is arranged on top plate 107, and feed screw nut 105 is arranged in crossbeam 110
On；104 one end of lead screw is connect with lead screw fixing seat 106, and the other end is sequentially connected feed screw nut 105 and first motor 102, and first
Motor 102 drives lead screw 104 that crossbeam 110 is driven to move up and down.
Preferably, 110 upper and lower surfaces of crossbeam are provided with guide rail, and printing head 204 is fixed on 202 end of c-type plate, C
The upper lower wall of template 202 is provided with the sliding block with guide rail cooperation, and c-type plate 202 is mounted on guide rail.The gear 208 is solid
It is scheduled on the side of crossbeam 110, gear 208 is arranged inside c-type plate 202.
Preferably, horizontal drive mechanism includes the second motor 203, gear 208 and rack gear 207, the setting of the second motor 203
On c-type plate 202 and the second motor 203 driving gear 208 rotates, and rack gear 207 is arranged along 110 length direction of crossbeam, gear
208 engage with rack gear 207.
Preferably, rotary drive mechanism includes live spindle 303, synchronous belt 313 and third motor 315, live spindle 303
Lower part is all connected with by bearing with pedestal 101, fixed plate 103, and fixed plate 103 and workbench are stretched out in 303 top of live spindle
301 connections；Synchronizing belt gear 308 is provided in live spindle 303, synchronizing belt gear 308 passes through synchronous belt 313 and third motor
315 connections, third motor 315 are arranged on pedestal 101.
Bearing is mounted in bearing mounting base, and bearing is scheduled in live spindle 303 by axis fixing, the inner ring of bearing and rotation
Turn the axis rank contact of main shaft 303, the fixing of bearing through hole is scheduled on bearing mounting base, the outer ring of bearing and the platform of bearing mounting base
Rank contact.
The working principle of the utility model are as follows:
Rotation process: third motor 315 drives synchronous belt 313 that live spindle 303 is driven to rotate, and then live spindle 303
Workbench 301 is driven to realize rotation.When workbench 301 places object, the rotation of object can be realized.
Move horizontally process: the second motor 203 is rotated with moving gear 208, and gear 208 and rack gear 207 engage, gear 208
It is moved along rack gear 207, and then c-type plate 202 is driven to move along guide rail, realize that printing head 204 is moved along crossbeam 110.
Lifting process: first motor 102 drives lead screw 104 to rotate, and lead screw 104 and feed screw nut 105 cooperate, so that screw rod
Nut 105 moves up and down along lead screw 104.And then crossbeam 110 is driven to move along column axis 109, it realizes and moves up and down.
Embodiment
It is a kind of overall structure diagram of cantilever polar coordinates type 3D printer of the utility model in Fig. 1.Total
Including three parts, elevating mechanism 1, mobile mechanism 2 and turntable 3, wherein elevating mechanism 1 is the braced frame of entire printer,
And drive mobile mechanism 2 to move up and down, guarantee model can molding in layer, mobile mechanism 2 is to drive print head complete
Be in line movement, and turntable 3 drives workbench rotation.
It is the structural schematic diagram of lifting structure in Fig. 2.Pedestal 101, fixed plate 103, column axis 109 and side panel 302
(in Fig. 6) constitutes the braced frame of entire cantilever polar coordinates 3D printer, and central post axis 109 is root multi-diameter shaft, column axis
109 and side panel 302 be fixed by screws on pedestal 101, fixed plate 103 passes through the ladder of side panel 302 and column axis 109
It is positioned, and passes through screw affixed side panel 302；Stepper motor 102 is fixed in fixed plate 103, stepper motor 102, silk
Thick stick 104, feed screw nut 105, lead screw fixing seat 106, top plate 107, column axis 109, crossbeam 110 and linear bearing 111, which are constituted, to be risen
Transmission mechanism drops, and stepper motor 102 drives crossbeam 110 to complete elevating movement in column axis 109 by screw rod；Extruding machine 108 is sat
It falls on top plate 107.
It in figs. 3 and 4, is the structural schematic diagram of mobile mechanism 2.110 upper and lower surfaces of crossbeam, which are all installed, fixes one
Linear guide 201 and 206 (containing linear guide and sliding block), printing head 204 is fixed on 202 longer plates of c-type plate, C
On 202 fixed straight line guide rail slide block 205 and 206 of template, it can move along a straight line on crossbeam 110；Stepper motor 203, gear
208, rack gear 207 and crossbeam 110 constitute the driving mechanism of mobile mechanism, and wherein stepper motor 203 is fixed on the side of c-type plate 202
Plate gear 208 is fixed on stepper motor 203 by lock-screw, and rack gear 207 is fixed on the side of crossbeam 110.
It is the structural schematic diagram of turntable in Fig. 5, Fig. 6, Fig. 7 and Fig. 8.
Fig. 5 is the top view of turntable 3.
Fig. 6 is the diagrammatic cross-section of the A-A of Fig. 5.Workbench 301 is fixed on the shaft end of live spindle 303, stepping electricity
For machine 315 through 314 location and installation of motor mount on pedestal 101, stepper motor 315 passes through synchronous belt 313 and synchronous belt tooth
Wheel 308 drives live spindle 303 to rotate, so that workbench 301 be driven to rotate.
Fig. 7 is M partial schematic diagram in Fig. 6, and deep groove ball bearing 305 is fixed in live spindle 303 by axis card 307, deep
The inner ring of ditch ball bearing 305 is contacted with the axis rank of live spindle 303, and 305 through hole card 304 of deep groove ball bearing is fixed on axis
It holds in mounting base 306, the outer ring of deep groove ball bearing 305 is contacted with the step of bearing mounting base 306, and upper bearing (metal) mounting base 306 is solid
It is scheduled in fixed plate 103.
Fig. 8 is N partial schematic diagram in Fig. 6, and deep groove ball bearing 310 is fixed in live spindle 303 by axis card 311, deep
The inner ring of ditch ball bearing 310 is contacted with the axis rank of live spindle 303, and 310 through hole card 309 of deep groove ball bearing is fixed on lower axle
It holds in mounting base 312, the outer ring of deep groove ball bearing 310 is contacted with the step of lower bearing mounting base 312, lower bearing mounting base 312
It is fixed on pedestal 101.
The above is only the illustration to the utility model.The technology people of technical field belonging to the utility model
Member can do various modifications or supplement to described citing, without departing from the spirit essence of the utility model, just belong to this
Claims limited range of utility model.
Although being described above in conjunction with specific embodiment of the attached drawing to the utility model, the utility model is not
It is confined to above-mentioned specific embodiment, above-mentioned specific embodiment is only schematical, directiveness rather than limits
Property.Those skilled in the art under the enlightenment of this specification, are protected in the claim for not departing from the utility model
In the case where the range of shield, a variety of forms can also be made, these belong to the column of the utility model protection.
Claims (8)
1. a kind of cantilever polar coordinates type 3D printer, it is characterised in that: include:
Braced frame comprising pedestal (101), fixed plate (103), column axis (109) and top plate (107), column axis (109) bottom
Portion is all connected with pedestal (101), fixed plate (103), is connect at the top of column axis (109) with top plate (107)；Top plate is set on (107)
It is equipped with extruding machine (108)；
Turntable (3), in braced frame bottom, turntable (3) includes being arranged in fixed plate for the turntable (3) setting
(103) the rotation driving of workbench (301) and setting on pedestal (101) for driving workbench (301) to rotate on
Mechanism；
Elevating mechanism (1), elevating mechanism (1) are arranged in column axis (109)；
And mobile mechanism (2), mobile mechanism (2) is mounted on column axis (109) and elevating mechanism (1) driving mobile mechanism (2)
It moves up and down, mobile mechanism (2) includes crossbeam (110), printing head (204) and printing head (204) is driven to move linearly
Horizontal drive mechanism, printing head (204) are arranged on crossbeam (110), and printing head (204) passes through pipeline and extruding machine
(108) it connects.
2. cantilever polar coordinates type 3D printer according to claim 1, it is characterised in that: the column axis (109) is
Multi-diameter shaft, fixed plate (103) are positioned by the ladder of side panel (302) and column axis (109), pedestal (101) and fixation
Plate (103) periphery is connected by side panel (302).
3. cantilever polar coordinates type 3D printer according to claim 1, it is characterised in that: elevating mechanism (1) packet
First motor (102), lead screw (104), feed screw nut (105) and lead screw fixing seat (106) are included, motor (102) is arranged in fixation
On plate (103), lead screw fixing seat (106) is arranged on top plate (107), and feed screw nut (105) is arranged on crossbeam (110)；Silk
Thick stick (104) one end is connect with lead screw fixing seat (106), and the other end is sequentially connected feed screw nut (105) and first motor (102),
First motor (102) drives lead screw (104) that crossbeam (110) is driven to move up and down.
4. cantilever polar coordinates type 3D printer according to claim 1, it is characterised in that: the crossbeam (110) is up and down
Two faces are provided with guide rail, and printing head (204) is fixed on c-type plate (202) end, and the upper lower wall of c-type plate (202) is respectively provided with
There is the sliding block with guide rail cooperation, c-type plate (202) is mounted on guide rail.
5. cantilever polar coordinates type 3D printer according to claim 4, it is characterised in that: the horizontal drive mechanism packet
The second motor (203), gear (208) and rack gear (207) are included, the second motor (203) is arranged on c-type plate (202) and the second electricity
Machine (203) drives gear (208) rotation, and rack gear (207) is arranged along crossbeam (110) length direction, gear (208) and rack gear
(207) it engages.
6. cantilever polar coordinates type 3D printer according to claim 5, it is characterised in that: the gear (208) is fixed
On the side of crossbeam (110), gear (208) setting is internal in c-type plate (202).
7. cantilever polar coordinates type 3D printer according to claim 1, it is characterised in that: the rotary drive mechanism packet
Live spindle (303), synchronous belt (313) and third motor (315) are included, live spindle (303) lower part passes through bearing and pedestal
(101), fixed plate (103) is all connected with, and live spindle (303) top is stretched out fixed plate (103) and connect with workbench (301)；
It is provided in live spindle (303) synchronizing belt gear (308), synchronizing belt gear (308) passes through synchronous belt (313) and third motor
(315) it connects, third motor (315) is arranged on pedestal (101).
8. cantilever polar coordinates type 3D printer according to claim 7, it is characterised in that: the bearing is mounted on bearing
In mounting base, bearing is scheduled on live spindle (303) by axis fixing, and the inner ring of bearing and the axis rank of live spindle (303) connect
Touching, the fixing of bearing through hole are scheduled on bearing mounting base, and the outer ring of bearing is contacted with the step of bearing mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149120.4U CN209599857U (en) | 2018-12-20 | 2018-12-20 | A kind of cantilever polar coordinates type 3D printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149120.4U CN209599857U (en) | 2018-12-20 | 2018-12-20 | A kind of cantilever polar coordinates type 3D printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209599857U true CN209599857U (en) | 2019-11-08 |
Family
ID=68396522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822149120.4U Expired - Fee Related CN209599857U (en) | 2018-12-20 | 2018-12-20 | A kind of cantilever polar coordinates type 3D printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209599857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483884A (en) * | 2018-12-20 | 2019-03-19 | 陕西理工大学 | A kind of cantilever polar coordinates type 3D printer |
| CN112497729A (en) * | 2020-10-22 | 2021-03-16 | 合肥海闻自动化设备有限公司 | Adjustable three-dimensional additive printing platform |
-
2018
- 2018-12-20 CN CN201822149120.4U patent/CN209599857U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109483884A (en) * | 2018-12-20 | 2019-03-19 | 陕西理工大学 | A kind of cantilever polar coordinates type 3D printer |
| CN112497729A (en) * | 2020-10-22 | 2021-03-16 | 合肥海闻自动化设备有限公司 | Adjustable three-dimensional additive printing platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20191108 Termination date: 20211220 |