CN204658948U - A kind of 3D printer based on Cartesian coordinate frame - Google Patents
A kind of 3D printer based on Cartesian coordinate frame Download PDFInfo
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- CN204658948U CN204658948U CN201520098251.8U CN201520098251U CN204658948U CN 204658948 U CN204658948 U CN 204658948U CN 201520098251 U CN201520098251 U CN 201520098251U CN 204658948 U CN204658948 U CN 204658948U
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Abstract
The utility model relates to a kind of 3D printer based on Cartesian coordinate frame, comprising: printer platform panel self positioning structure, and it is arranged on the middle part of printer, and printer platform panel is clamped by the draw-in groove of three fixtures; XY axle cartesian coordinate motion structure, it is arranged on the top of printer, is made up of X-axis motor, the first Timing Belt, y-axis motor, the second Timing Belt and transverse axis; Extruder head assembly, it is arranged on the transverse axis of XY axle cartesian coordinate motion structure, is made up of wheel, line ball material, aligning block, spring and fixture wire feed, and wire feed comprises a driving wheel and a follower to wheel.The beneficial effects of the utility model: solve the wire feed rolls stripped thread problem of 3D printer, printer platform panel levelling problems and print the slow problem of article speed, significantly improve 3D printer efficiency and print the quality of article.
Description
Technical field
The utility model relates to rapid shaping technique field, is specifically related to a kind of 3D printer based on Cartesian coordinate frame.
Background technology
3D printer, i.e. a kind of machine of rapid shaping technique, it is a kind of based on mathematical model, uses powdery metal or plastics etc. can jointing material, is carried out the technology of constructed object by the mode successively printed.Past, its field such as Making mold, industrial design of being everlasting was used to modeling, now gradually for the direct manufacture of some products.Existing coordinate in theory mainly comprises two kinds: polar coordinates and cartesian coordinate.Wherein, based on the 3D printer of polar coordinates exploitation, equipment is of limited application, and processing and manufacturing cost is higher, and software development drops into comparatively large, is unfavorable for promoting.Based on the 3D printer of polar coordinates exploitation, equipment range of application is comparatively wide, is convenient to processing and manufacturing, cheap for manufacturing cost, promotes more for convenience.The 3D printing technique of present main flow mainly comprises four kinds: Stereolithography, and three-dimensional powder is bonding, selective laser sintering, fusion sediment rapid shaping.Wherein, 3D printer precision comparison based on Stereolithography technology, three-dimensional powder adhesive technology and Selective Laser Sintering is high, suitable material is also more extensive, often need compared with high-power, Technical comparing is complicated, equipment cost, maintenance cost and material cost are all higher, so range of application all concentrates on high-end manufacture field.Based on the 3D printer of cartesian coordinate exploitation, main fusion sediment rapid shaping (FDM) that adopts makes again fuse shaping, and it is by thread hot-melting material heating and melting, gushes out by squeezing with the shower nozzle of a minute nozzle.From shower nozzle ejection after hot-melting material melts, be deposited on material that print job deck plate or front one deck solidified, temperature, lower than starting solidification after solidification temperature, forms final finished by the accumulation layer by layer of material.DM technical advantage is to manufacture easy, and operation expense is lower, but at present based on the defect of three aspects below the 3D printer ubiquity of FDM technology, printing effect affect printer with print the quality of article.
1. the problem of wire feed rolls stripped thread.
Based on Cartesian coordinate frame 3D printer, need thread printed material (fuse) to be delivered to after heater block makes it melt through wire leading pipe by wire feeder to be sprayed by nozzle.The spacing of common wire feeder to wheel is fixing, and use through certain hour, fixture easily produces loosening, changes to the spacing of wheel, there is the defect of being inconvenient to change silk and produce stripped thread phenomenon.
2. printer platform panel levelling problems.
Based on Cartesian coordinate frame 3D printer, the silk material extruded by extruder head, the orbiting motion of specifying according to program, prints designed article simultaneously on platform.Printer flat surface plate level adjusts, and mainly adds bolt adjustment by four elastomeric objects, the problem that existing mode offsets about causing platform panel, slide anteroposterior peace deck plate is out-of-level.
3. print the slow problem of article speed.
Based on Cartesian coordinate frame 3D printer, X-axis motor passes to leading screw by shaft coupling rotation, screw turns impels nut that relative rotation also occurs, and while rotation, nut produces the component of rectilinear motion, and nut rectilinear motion drives extruder head at X-direction generation bilateral reciprocation; Y-axis motor passes to leading screw by shaft coupling rotation, screw turns impels nut that relative rotation also occurs, while rotating, nut produces the component of rectilinear motion, nut rectilinear motion drives extruder head at Y direction generation front-rear reciprocation movement, the problem that this frame mode can cause print speed slower.
Utility model content
For the weak point existed in the problems referred to above, the utility model provide a kind of solve 3D printer wire feed rolls stripped thread problem, printer platform panel levelling problems and print the slow problem of article speed based on Cartesian coordinate frame 3D printer.
For achieving the above object, the utility model provides a kind of 3D printer based on Cartesian coordinate frame, comprising:
Printer platform panel self positioning structure, it is arranged on the middle part of printer, the left side of printer platform panel is provided with the first fixture, described first fixture is provided with the first draw-in groove, the right of described printer platform panel is provided with the second fixture, described second fixture is provided with the second draw-in groove, the back of described printer platform panel is provided with the 3rd fixture, described 3rd fixture is provided with the 3rd draw-in groove, and described printer platform panel is by described first draw-in groove, described second draw-in groove and described 3rd draw-in groove clamping;
XY axle cartesian coordinate motion structure, it is arranged on the top of printer, is made up of X-axis motor, the first Timing Belt, y-axis motor, the second Timing Belt and transverse axis;
Extruder head assembly, it is arranged on the described transverse axis of described XY axle cartesian coordinate motion structure, by wire feed to wheel, line ball material, aligning block, spring and fixture composition, described wire feed comprises a driving wheel and a follower to wheel, described driving wheel support connects one end of described spring, the other end of described spring is connected on the fixture of described extruder head assembly, described line ball material is arranged between described driving wheel and described follower, the outer rim of described follower is contacted with the outer rim of described driving wheel by the active force of described spring, the active force of described spring acts on described aligning block, described aligning block drives described driving wheel to deflect when deflecting, described driving wheel can drive described follower to press described line ball material,
Wherein, described X-axis motor drives described extruder head assembly bilateral reciprocation by described first Timing Belt, rotation is passed to described transverse axis by described second Timing Belt by described y-axis motor, and described transverse axis drives described extruder head assembly front-rear reciprocation movement by described second Timing Belt.
Improve further as the utility model, the axis of the axis of described transverse axis, the axis of described X-axis motor and described y-axis motor in one plane.
Preferred as the utility model, described printer platform panel self positioning structure adopts polyformaldehyde material to make.
Preferred as the utility model, described nonmetallic materials adopt polytetrafluoroethylene (PTFE).
Preferred as the utility model, described transverse axis is made up of steel alloy, described steel alloy chrome-faced.
The beneficial effects of the utility model are:
1, the wire feed of substrate hold-down function is had to solve wire feed rolls stripped thread problem to wheel by adopting to fuse;
2, the composite wire guide tube be made up of metal tube and non-metallic pipe is adopted to solve blockage problem;
3, printer platform panel self positioning structure is adopted to solve platform erection problem;
4, adopt XY axle according to the reciprocating structure of cartesian coordinate, significantly improve based on Cartesian coordinate frame 3D printer printing effect, simplify machine use difficulty and promote print the quality of article.
Accompanying drawing explanation
Fig. 1 is a kind of overall structure schematic diagram based on Cartesian coordinate frame 3D printer of the utility model.
Fig. 2 is a kind of extruder head assembly schematic diagram based on Cartesian coordinate frame 3D printer of the utility model.
Fig. 3 is a kind of printer platform panel self positioning structure schematic diagram based on Cartesian coordinate frame 3D printer of the utility model.
Fig. 4 is a kind of XY axle cartesian coordinate motion structure schematic diagram based on Cartesian coordinate frame 3D printer of the utility model.
In figure: 1, extruder head assembly; 2, printer platform panel self positioning structure; 3, XY axle cartesian coordinate motion structure; 101, follower; 102, driving wheel; 103, spring; 104, line ball material; 105, aligning block; 106, fixture; 201, the first fixture; 202, the second fixture; 203, the 3rd fixture; 301, X-axis motor; 302, the first Timing Belt; 303, y-axis motor; 304, the second Timing Belt; 305, transverse axis.
Detailed description of the invention
As Figure 1-4, the one described in the utility model embodiment, based on Cartesian coordinate frame 3D printer, comprising:
Printer platform panel self positioning structure 2, it is arranged on the middle part of printer, the left side of printer platform panel is provided with the first fixture 201, described first fixture 201 is provided with the first draw-in groove, the right of described printer platform panel is provided with the second fixture 202, described second fixture 202 is provided with the second draw-in groove, the back of described printer platform panel is provided with the 3rd fixture 203, described 3rd fixture 203 is provided with the 3rd draw-in groove, and described printer platform panel is by described first draw-in groove, described second draw-in groove and described 3rd draw-in groove clamping.
XY axle cartesian coordinate motion structure 3, it is made up of X-axis motor 301, first Timing Belt 302, y-axis motor 303, second Timing Belt 304 and transverse axis 305.
Extruder head assembly 1, it is arranged on the transverse axis 305 of XY axle cartesian coordinate motion structure 3, by wire feed to wheel, line ball material 104, aligning block 105, fixture 106 and spring 103 form, wire feed comprises a driving wheel 102 and a follower 101 to wheel, one end of linking springs 103 on driving wheel 102 support, the other end of spring 103 is connected on the fixture 106 of described extruder head assembly 1, line ball material 104 is arranged between driving wheel 102 and described follower 101, the outer rim of follower 101 is contacted with the outer rim of driving wheel 102 by the active force of described spring 103, the active force of spring 103 acts on aligning block 105, driving wheel 102 is driven to deflect when aligning block 105 deflects, driving wheel 102 can drive follower 101 to press line ball material 104.
Printer platform panel self positioning structure 2 polyformaldehyde material is made.
The axis of the axis of transverse axis 305, the axis of X-axis motor 301 and y-axis motor 303 in one plane.
Transverse axis 305 is made up of steel alloy, steel alloy chrome-faced.
During concrete use: X-axis motor 301 drives extruder head assembly 1 bilateral reciprocation by the first Timing Belt 302, rotation is passed to transverse axis 305 by the second Timing Belt 304 by y-axis motor 303, and transverse axis 305 drives extruder head assembly 1 front-rear reciprocation movement by the second Timing Belt 304.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1., based on a 3D printer for Cartesian coordinate frame, it is characterized in that, comprising:
Printer platform panel self positioning structure (2), it is arranged on the middle part of printer, the left side of printer platform panel is provided with the first fixture (201), described first fixture (201) is provided with the first draw-in groove, the right of described printer platform panel is provided with the second fixture (202), described second fixture (202) is provided with the second draw-in groove, the back of described printer platform panel is provided with the 3rd fixture (203), described 3rd fixture (203) is provided with the 3rd draw-in groove, described printer platform panel is by described first draw-in groove, described second draw-in groove and described 3rd draw-in groove clamping,
XY axle cartesian coordinate motion structure (3), it is arranged on the top of printer, is made up of X-axis motor (301), the first Timing Belt (302), y-axis motor (303), the second Timing Belt (304) and transverse axis (305);
Extruder head assembly (1), it is arranged on the described transverse axis (305) of described XY axle cartesian coordinate motion structure (3), by wire feed to wheel, line ball material (104), aligning block (105), spring (103) and fixture (106) composition, described wire feed comprises a driving wheel (102) and a follower (101) to wheel, described driving wheel (102) support connects one end of described spring (103), the other end of described spring (103) is connected on the fixture (106) of described extruder head assembly (1), described line ball material (104) is arranged between described driving wheel (102) and described follower (101), the outer rim of described follower (101) is contacted with the outer rim of described driving wheel (102) by the active force of described spring (103), the active force of described spring (103) acts on described aligning block (105), described aligning block (105) drives described driving wheel (102) to deflect when deflecting, described driving wheel (102) can drive described follower (101) to press described line ball material (104),
Wherein, described X-axis motor (301) drives described extruder head assembly (1) bilateral reciprocation by described first Timing Belt (302), rotation is passed to described transverse axis (305) by described second Timing Belt (304) by described y-axis motor (303), and described transverse axis (305) drives described extruder head assembly (1) front-rear reciprocation movement by described second Timing Belt (304).
2. a kind of 3D printer based on Cartesian coordinate frame according to claim 1, is characterized in that: the axis of the axis of described transverse axis (305), the axis of described X-axis motor (301) and described y-axis motor (303) in one plane.
3. a kind of 3D printer based on Cartesian coordinate frame according to claim 1, is characterized in that: described printer platform panel self positioning structure (2) adopts polyformaldehyde material to make.
4. a kind of 3D printer based on Cartesian coordinate frame according to claim 1, is characterized in that: described transverse axis (305) is made up of steel alloy, described steel alloy chrome-faced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520098251.8U CN204658948U (en) | 2015-01-15 | 2015-02-11 | A kind of 3D printer based on Cartesian coordinate frame |
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| CN2015200267417 | 2015-01-15 | ||
| CN201520026741 | 2015-01-15 | ||
| CN201520098251.8U CN204658948U (en) | 2015-01-15 | 2015-02-11 | A kind of 3D printer based on Cartesian coordinate frame |
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| CN204658948U true CN204658948U (en) | 2015-09-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437546A (en) * | 2015-12-15 | 2016-03-30 | 南京工程学院 | Magnetic printing platform mechanism |
| CN105751518A (en) * | 2016-05-10 | 2016-07-13 | 深圳市七号科技有限公司 | FDM3D printer and automatic leveling printing method and system thereof |
| CN105946240A (en) * | 2016-06-30 | 2016-09-21 | 合肥卡星数控设备有限公司 | 3D printing device with compact structure |
-
2015
- 2015-02-11 CN CN201520098251.8U patent/CN204658948U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105437546A (en) * | 2015-12-15 | 2016-03-30 | 南京工程学院 | Magnetic printing platform mechanism |
| CN105751518A (en) * | 2016-05-10 | 2016-07-13 | 深圳市七号科技有限公司 | FDM3D printer and automatic leveling printing method and system thereof |
| CN105751518B (en) * | 2016-05-10 | 2018-02-16 | 深圳市七号科技有限公司 | A kind of FDM3D printer and its automatic leveling Method of printing and system |
| CN105946240A (en) * | 2016-06-30 | 2016-09-21 | 合肥卡星数控设备有限公司 | 3D printing device with compact structure |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20190211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |