CN206884171U - A kind of open 3D printer based on cold printing - Google Patents
A kind of open 3D printer based on cold printing Download PDFInfo
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- CN206884171U CN206884171U CN201720546434.0U CN201720546434U CN206884171U CN 206884171 U CN206884171 U CN 206884171U CN 201720546434 U CN201720546434 U CN 201720546434U CN 206884171 U CN206884171 U CN 206884171U
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- model
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- cold
- leveling
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Abstract
A kind of open 3D printer based on cold printing disclosed in the utility model, including frame, transmission system, 3D printing shower nozzle and print platform；The print platform includes leveling substrate and the model substrate positioned at leveling surface, and the wherein outside of leveling substrate is provided with M positive stop strip, and the upper surface of leveling substrate is provided with N number of positioning boss, and at least two positive stop strips are to be oppositely arranged in M positive stop strip；Film is beaten in the upper surface of the model substrate provided with cold, and the lower surface of model substrate is provided with N number of phase magnet corresponding with positioning boss, is mutually adsorbed when phase magnet contacts with positioning boss and leveling substrate is fixed together with model substrate；Wherein M >=2, N >=2.The utility model can not only improve model adhesive capacity, reduce model and come off and alice, can also solve because shaped platform deforms caused by hott bed heats the problems such as, while high transmission accuracy.
Description
Technical field
It the utility model is related to 3D printing rapid shaping field, more particularly to a kind of open 3D printing based on cold printing
Machine.
Background technology
The 3D printer of melting formula technology, because technology increases income, shared rate is high, thus have in consumer level market and extensively should
With.Current this consumer level 3D printer is generally spliced using metal plate or PVC board, makes its material cost and Stability Analysis of Structures
It can not be grown simultaneously between property.The 3D printer of conventional melt formula technology needs to smear specific glue or viscous on the bottom plate of heating
PLA/ABS materials after thawing could be bonded on print platform by T-me line paper, and print procedure bottom plate needs to tie up always
Certain temperature is held, nonetheless, the problems such as model comes off, alice is still universal, and platform is heated and can deform and destroy for a long time
Gap between printing head and print platform, and then model print quality is significantly affected, increase printing cost.On the other hand,
Print platform only one end of transmission melting formula 3D printer is connected with transmission mechanism, is formed cantilever beam and is ultimately resulted in transmission accuracy change
Difference, or even failure.
Utility model content
The shortcomings that the purpose of this utility model is to overcome prior art and deficiency, there is provided a kind of opening based on cold printing
Formula 3D printer.
The purpose of this utility model is realized by following technical scheme：
A kind of open 3D printer based on cold printing, including frame, transmission system, 3D printing shower nozzle and printing are flat
Platform；The transmission system includes the double dynamical double lead-screw transmission mechanism of Z-direction, and the double dynamical double lead-screw transmission mechanism of Z-direction, which drives, to be arranged on
The print platform of central rack moves up and down；Transmission system drives the 3D printing shower nozzle being arranged on above print platform to do horizontal fortune
It is dynamic；The print platform includes leveling substrate and the model substrate positioned at leveling surface, is wherein set on the outside of leveling substrate
There is M positive stop strip, the upper surface of leveling substrate is provided with N number of positioning boss, and at least two positive stop strips are phases in M positive stop strip
To setting；Film is beaten in the upper surface of the model substrate provided with cold, and the lower surface of model substrate is provided with N number of corresponding with positioning boss
Phase magnet, mutually adsorbed when phase magnet contacts with positioning boss and leveling substrate is fixed together with model substrate；
Wherein M >=2, N >=2.
Cold printing is for traditional 3D printer needs to heat the workable situation of print platform, refers to be not added with
In the state of hot print platform, the model of printing firmly can be bonded on print platform.
It is cold beat film also cry it is cold beat piece (being that 3D printing field is a kind of logical knows call), be that a kind of soft surface has certain degree of hardness
Thin sheet like plate, temperature within 130 ° can be born for a long time.3D printing platform surface is attached to, heating 3D printing can not had to and put down
Platform, without cementing, without the printing of U.S. line paper also will not alice, and model bottom types it out or minute surface, service life
Infinitely.
The frame uses skeleton design, and frame includes L bottom and positions corner brace, wherein L top positioning corner brace, phase
Between adjacent two bottoms positioning corner brace, between adjacent two top positioning corner braces, adjacent bottom positioning corner brace and top
It is fixedly connected between positioning corner brace by optical axis；L≥3.It follows that set on the existing vertical direction of optical axis, also there is horizontal stroke
To setting.
The frame also includes the linear bearing being arranged on the optical axis of vertical direction, and adjacent two linear bearings pass through
It is fixed together after connection strap connection with the nearest double dynamical double lead-screw transmission mechanism of Z-direction, or adjacent two linear bearings
It is fixedly connected respectively with print platform again after being connected by connection strap.
Two adjacent linear bearings by the first connection strap connect after with the nearest double dynamical double lead-screw transmission mechanism of Z-direction
It is fixed together, forms linear motion component.Both sides linear motion component is fixed together by the second connection strap, forms one
Slide rigid body.
The 3D printing platform is fixedly mounted on the slip rigid body.
The double dynamical double lead-screw transmission mechanism of Z-direction includes the first Z axis lead screw transmission mechanism, the second Z axis screw rod transmission machine
Structure；Wherein the first Z axis lead screw transmission mechanism, the second Z axis lead screw transmission mechanism are respectively positioned on the optical axis of two adjacent vertical directions
Between；The print platform provides bilateral four by the optical axis of vertical direction and is oriented to.
A leading screw of the present utility model is oriented to using two optical axises, because two optical axises can guarantee that motion is flat two
Plane and straight line determined by row optical axis axis moves, and axis spacing is constant, while optical axis can bear load (when optical axis level is put
When putting).Leading screw is as driving member, it is impossible to transverse load (otherwise leading screw meeting flexural deformation) is born, especially when leading screw is cantilever beam
Form (the design is with regard to cantilever beam form) when, should be more oriented to using double to ensure to move along a straight line.
The transmission system also includes X to single-power single-skin drum tape handler, the double dynamical double belt gears of Y-direction, its
Middle X drives 3D printing shower nozzle along setting respectively to single-power single-skin drum tape handler, the double dynamical double belt gears of Y-direction
X-axis, Y-axis motion, so as to complete the horizontal movement of 3D printing shower nozzle jointly.
The double acting force transmission mechanism is driven using series system, wherein double acting force transmission mechanism is the double dynamical mariages of Z-direction
Thick stick transmission mechanism or the double dynamical double belt gears of Y-direction.
The utility model compared with prior art, has the following advantages that and beneficial effect：
1st, frame of the present utility model uses skeleton design, the multiple purposes of structure, not only ensure that Stability Analysis of Structures but also
Improve installation accuracy and space availability ratio.The utility model more provides a kind of cold printing solution based on PLA material,
Model adhesive capacity can be not only improved, reduction model comes off and alice, is also prevented from being molded caused by hott bed heats and puts down
The problems such as platform deforms.Double dynamical double biography work(structure designs, can guarantee that flexibility and the validity of linear motion, and then improve printing
Quality, time-write interval and cost are saved, be easy to actual promotion and application.
2nd, model platform of the present utility model makes leveling and print procedure more using the spacing fixed form of magnetic and surrounding edge
It is stable.And model platform surface set it is cold beat film, both reduced print platform heating process, also saved cost.
3rd, the utility model is designed using double dynamical drive mechanism, and especially double lead-screw designs, and makes linear motion cleverer
It is living, effective, high transmission accuracy.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the open 3D printer based on cold printing described in the utility model.
Fig. 2 is the plan of the print platform of 3D printer described in Fig. 1.
Fig. 3 is the A-A faces sectional view of print platform described in Fig. 2.
Drawing reference numeral is described as follows：1- frames, 2- transmission systems, 3- linear bearings, 4- print platforms, 5-3D printing sprays
Head, 6-X position corner brace, 12- optical axises, 13- tops positioning corner brace, the Z of 21- the first to single-power single-skin drum tape handler, 11- bottoms
Axle lead screw transmission mechanism, the second Z axis of 22- lead screw transmission mechanism, the first Y-directions of 23- belt gear, the second Y-directions of 24- belt pass
Motivation structure, the positive stop strips of 41- first, the positive stop strips of 42- second, 43- positioning boss, 44- leveling substrate, 45- models substrate, 46- are cold
Beat film, 47- phase magnets.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
As shown in figure 1, a kind of open 3D printer based on cold printing employs the general principle and work of 3D printer
Make part, on the basis of the problem of existing hott bed heated type 3D printer is present is analyzed, part-structure and system have been carried out again
Design innovation, including frame 1, transmission system 2 and print platform 4.
Existing hott bed heated type 3D printer is spliced using sheet metal structural or PVC board more, causes complete machine to be manufactured into
This height or physical arrangement stability are poor.In consideration of it, the open 3D printer of cold printing that the utility model is developed is to its frame 1
Employ skeleton construction design.Mainly corner brace 11, optical axis 12 and top positioning corner brace 13 is positioned by bottom to form.Wherein, bottom
Portion positions corner brace 11 totally 4, top positioning corner brace 13 totally 4, and 8 orientation angle codes respectively constitute cubical 8 drift angles, positioned
It is integral between corner brace by the connection of optical axis 12.The groundwork part of 3D printing is installed in frame；The transmission system 2 is
Machine provides linear motion, and wherein X is driven to single-power single-skin drum tape handler 6 for single-power, and driving 3D printing shower nozzle 5 is realized
X is to linear motion.First Y-direction belt gear 23 and the second Y-direction belt gear 24 respectively have a power, and two power are adopted
With tandem drive mode, while 3D printing shower nozzle 5 is driven to realize that Y-direction moves along a straight line.First Z axis lead screw transmission mechanism 21 and second
Z axis lead screw transmission mechanism 22 is located at the both sides of print platform 4, respectively has a power, also using tandem drive mode, makes print platform
5 are synchronized with the movement under the common guiding of optical axis 12 and linear bearing 3 along Z axis.The design of double dynamical drive mechanism, especially mariages
Thick stick designs, and makes linear motion more flexibly, effectively.And make full use of the optical axis 12 in frame 1 to realize and be oriented to conduct, it is only not whole
Cost has been saved in machine manufacture, also improves the utilization rate of part.
As shown in Figure 2,3, in order to reduce 3D printing leveling, platform displacement the problems such as and prevent that model takes off in print procedure
Fall, the generation of alice, the structure of leveling substrate 44 and model substrate 45 is optimized.The leveling substrate 44 is provided with first
Positive stop strip 41, the second positive stop strip 42 and positioning boss 43, the upper surface of model substrate 45 be provided with it is cold beat film 46, lower surface is provided with
Multiple phase magnets 47.The order for matching the model substrate 48 one by one according to positioning boss 43 and phase magnet 47 before printing
Be placed on the restricted area of the first positive stop strip 41 and the second positive stop strip 42, so can restricted model substrate 45 in X, Y, Z-direction
The free degree, it is prevented with respect to the relative displacement of leveling substrate 44.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (7)
- A kind of 1. open 3D printer based on cold printing, it is characterised in that：Including frame, transmission system, 3D printing shower nozzle And print platform；The transmission system includes the double dynamical double lead-screw transmission mechanism of Z-direction, the double dynamical double lead-screw transmission mechanism band of Z-direction The dynamic print platform installed in central rack moves up and down；Transmission system drives the 3D printing shower nozzle being arranged on above print platform Move horizontally；The print platform includes leveling substrate and the model substrate positioned at leveling surface, wherein leveling substrate Outside be provided with M positive stop strip, the upper surface of leveling substrate is provided with N number of positioning boss, at least two limits in M positive stop strip Position bar is to be oppositely arranged；Film is beaten in the upper surface of the model substrate provided with cold, and the lower surface of model substrate is provided with N number of and convex The corresponding phase magnet of platform, mutually adsorbs when phase magnet contacts with positioning boss and leveling substrate is fixed with model substrate Together；Wherein M >=2, N >=2.
- 2. the open 3D printer based on cold printing according to claim 1, it is characterised in that：The frame uses skeleton Formula designs, and frame includes that L bottom positions corner brace, L top positions corner brace, wherein two adjacent bottoms position corner brace it Between, adjacent two top positioning corner braces between, adjacent bottom positioning corner brace and top positioning corner brace between pass through optical axis It is fixedly connected；L≥3.
- 3. the open 3D printer based on cold printing according to claim 2, it is characterised in that：The frame also includes setting Put the linear bearing on the optical axis of vertical direction, adjacent two linear bearings connected by connection strap after with nearest Z-direction Double dynamical double lead-screw transmission mechanism is fixed together, or adjacent two linear bearings connected by connection strap after again respectively with Print platform is fixedly connected.
- 4. the open 3D printer based on cold printing according to claim 2, it is characterised in that：The Z-direction is double dynamical double Lead-screw drive mechanism includes the first Z axis lead screw transmission mechanism, the second Z axis lead screw transmission mechanism；Wherein the first Z axis screw rod transmission machine Structure, the second Z axis lead screw transmission mechanism are respectively positioned between the optical axis of two adjacent vertical directions；The print platform is by vertical side To optical axis provide bilateral four be oriented to.
- 5. the open 3D printer based on cold printing according to claim 1, it is characterised in that：The transmission system is also wrapped X is included to single-power single-skin drum tape handler, the double dynamical double belt gears of Y-direction, wherein X is to single-power single belt driver The double dynamical double belt gears of structure, Y-direction drive X-axis, Y-axis of the 3D printing shower nozzle along setting to move respectively, so as to common complete Into the horizontal movement of 3D printing shower nozzle.
- 6. the open 3D printer based on cold printing according to claim 5, it is characterised in that：The Y-direction is double dynamical double Belt gear is driven using series system.
- 7. the open 3D printer based on cold printing according to claim 1 to 6 any claim, it is characterised in that： The double dynamical double lead-screw transmission mechanism of Z-direction is driven using series system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720546434.0U CN206884171U (en) | 2017-05-17 | 2017-05-17 | A kind of open 3D printer based on cold printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720546434.0U CN206884171U (en) | 2017-05-17 | 2017-05-17 | A kind of open 3D printer based on cold printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206884171U true CN206884171U (en) | 2018-01-16 |
Family
ID=61341919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720546434.0U Expired - Fee Related CN206884171U (en) | 2017-05-17 | 2017-05-17 | A kind of open 3D printer based on cold printing |
Country Status (1)
| Country | Link |
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| CN (1) | CN206884171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965420A (en) * | 2017-05-17 | 2017-07-21 | 广州市光机电技术研究院 | A kind of open 3D printer based on cold printing |
-
2017
- 2017-05-17 CN CN201720546434.0U patent/CN206884171U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106965420A (en) * | 2017-05-17 | 2017-07-21 | 广州市光机电技术研究院 | A kind of open 3D printer based on cold printing |
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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 |
Granted publication date: 20180116 Termination date: 20200517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |