CN206983295U - A kind of 3D printer feed device - Google Patents
A kind of 3D printer feed device Download PDFInfo
- Publication number
- CN206983295U CN206983295U CN201720702602.0U CN201720702602U CN206983295U CN 206983295 U CN206983295 U CN 206983295U CN 201720702602 U CN201720702602 U CN 201720702602U CN 206983295 U CN206983295 U CN 206983295U
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- China
- Prior art keywords
- piston
- piston cylinder
- feed device
- air inlet
- coaxial
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of feed device, particularly a kind of 3D printer feed device, belong to 3D printer engineering device technique field；The device includes pulsometer, piston cylinder, coaxial piston and reversal valve, the piston cylinder includes first piston cylinder and second piston cylinder, the first piston cylinder is connected with second piston cylinder by coaxial piston, the one end of first piston cylinder is connected with the nozzle for discharging, the other end is connected by coaxial piston with second piston cylinder, pulsometer is connected by reversal valve with piston cylinder, and coaxial piston can be moved left and right by pulsometer；It is complicated that the utility model solves traditional feeder structure, cleaning it is difficult for topic, using the path for having body of calming the anger by three position four-way directional control valve control, two piston cylinders are controlled using coaxial piston, so as to realize the extrusion of plastic material, retracting action, it is simple with common material screw extrusion discharging structure compared, it is easy to clean.
Description
Technical field
A kind of feed device is the utility model is related to, particularly a kind of 3D printer feed device, belongs to 3D printer dress
Put technical field.
Background technology
3D printing technique is a kind of rapid prototyping ＆ manufacturing technology fast-developing in recent years, and it is using computer technology as base
Plinth, by the way that software hierarchy is discrete and numerical control molding system, using modes such as high energy laser beam, hot melt nozzles by metal, ceramic powder
The materials such as end, plastics and cell tissue successively accumulate the manufacture method of molding bonded.Melt stacked 3D printer be by
After PLA or ABS material are melted, the mode that is successively sprayed using shower nozzle, the model of object is printed on workbench.At present,
It is generally all into cylindric wire rod to melt PLA or ABS material used by stacked 3D printer, and is wound into, and is beaten
Wire rod successively disengages during print, is sent into shower nozzle by wire-feed motor, is printed after thawing successively.
Existing 3D printing shower nozzle is to be directed to PVC rigid plastics or powdered-metal designed by medium mostly, mainly passes through wire feed
It is that soft fluid sprays or passes through superlaser in spray outlet position that PVC rigid plastics is delivered to heating and melting after nozzle by roller
Metal dust is merged, freezes to form required body form.But for plastic materials such as clay, its have matter it is soft,
Compressible, mutability, to printing temperature requirement it is high the features such as, existing feeding system, mostly using spiral feeding mode, feeding
Complicated, the control to material conveying requires higher, and after printing completion needs to disassemble spiral feeder
Cleaning, printing time are longer.
The content of the invention
Goal of the invention of the present utility model is：For above-mentioned problem, there is provided a kind of 3D printer feed device,
The device calms the anger body under the control of three position four-way directional control valve by having of exporting of air driven pump, realizes the work(of feeding and time-out printing
Energy.
The technical solution adopted in the utility model is as follows：
A kind of 3D printer feed device, including pulsometer, piston cylinder, coaxial piston and reversal valve, the piston cylinder bag
First piston cylinder and second piston cylinder are included, the first piston cylinder is connected with second piston cylinder by coaxial piston, first piston
The one end of cylinder is connected with the nozzle for discharging, and the other end is connected by coaxial piston with second piston cylinder, and pulsometer leads to
Cross reversal valve to connect with piston cylinder, coaxial piston can move left and right by pulsometer.First is realized using the movement of coaxial piston
Piston cylinder feeding and material is drawn back, which is simple in construction, easy to clean, and saves material.
A kind of 3D printer feed device of the present utility model, the coaxial piston include piston shaft and positioned at piston shafts two
The piston body of end, the piston body is respectively in first piston cylinder and second piston cylinder.Which utilizes two piston cylinders
Material transmission is controlled, so as to realize the purpose of feeding.
A kind of 3D printer feed device of the present utility model, it is additionally provided between the pulsometer and reversal valve for controlling
The relief valve of air pressure processed.Which is capable of the size of preferable control material output quantity.
Further, the reversal valve is three-phase four-way electromagnetic reversing valve.Feeding is realized using which, takes out material and pause
Feeding.
Further, the three-phase four-way electromagnetic reversing valve includes being used for left position, middle position and the right position for controlling air flow direction
And the air inlet of airflow, 2 working holes and exhaust outlet, air inlet connect with pulsometer, working hole connects with piston cylinder.
A kind of 3D printer feed device of the present utility model, the first air inlet is provided with the first piston cylinder,
The second air inlet is provided with two piston cylinders, first air inlet and the second air inlet connect with working hole respectively.
Further, the second piston cylinder one end is provided with passage, and the other end passes through coaxial piston and first
Piston cylinder connects.The workload of pulsometer can effectively be alleviated.
A kind of 3D printer feed device of the present utility model, the second piston cylinder both ends are provided with the first air inlet
With the second air inlet, first air inlet and the second air inlet are located at piston body both sides, and are connected respectively with working hole.
Further, the first piston cylinder is additionally provided with passage with the end face that second piston cylinder is connected.Can be effective
Alleviate the workload of pulsometer.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：Of the present utility model one
Kind of 3D printer feed device solves that traditional feeder structure is complicated, clear up difficulty for topic, changed using by 3-position 4-way
There is the path for body of calming the anger to valve control, two piston cylinders are controlled using coaxial piston, so as to realize the extrusion of plastic material, retraction
Action, it is simple with common material screw extrusion discharging structure compared, it is easy to clean.
Brief description of the drawings
Fig. 1 is one of structural representation of the present utility model；
Fig. 2 is the two of structural representation of the present utility model.
Marked in figure：1- pulsometers, 2- first pistons cylinder, 21- feeding ports, 22- feed pipes, 3- second pistons cylinder, 4- are same
Axle piston, 41- piston shafts, 42- piston bodies, 5- reversal valves, the left positions of 51-, 52- middle positions, the right positions of 53-, 54- air inlets, 55- work
Mouth, 56- exhaust outlets, 6- relief valves, 7- nozzles, the air inlets of 8- first, the air inlets of 9- second.
Embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Embodiment
A kind of 3D printer feed device, as shown in figure 1, including pulsometer 1, piston cylinder, coaxial piston 4 and reversal valve 5,
Piston cylinder includes first piston cylinder 2 and second piston cylinder 3, and first piston cylinder 2 is connected with second piston cylinder 3 by coaxial piston 4,
The one end of first piston cylinder 2 is connected with the nozzle 7 for discharging, and the other end is connected by coaxial piston 4 and second piston cylinder 3
Connect, pulsometer 1 is connected by reversal valve 5 with piston cylinder, and coaxial piston 4 can be moved left and right by pulsometer 1.
In the present embodiment, using pulsometer 1 by way of the flowing that reversal valve 5 changes gas, so as to realize coaxial work
Plug 4 moves left and right.Coaxial piston 4 changes the pressure in piston cylinder during side-to-side movement, so as to realize material
Transmission.Which is simple in construction, more easy cleaning, while more saves material, can be again by nozzle after the completion of work
Interior material is drawn back.
Specifically, in above-mentioned embodiment, feeding port 21 is offered on first piston cylinder 2, the feeding port 21
Connected by feed pipe 22 with nozzle.Which can be easy to the installation of device, be advantageous to reasonable arrangement 3D printer structure and set
Meter.
In design principle based on above-mentioned embodiment, in a wherein embodiment, coaxial piston 4 is wrapped
Piston shaft 41 and the piston body 42 positioned at piston shaft both ends are included, the piston body 42 is located at first piston cylinder 2 and second respectively
In piston cylinder 3.The effect of material transmission is realized in the form of series connection.
In another embodiment, because the air pressure of pulsometer is not feeding air pressure required when being adapted to printing,
Therefore, the relief valve 6 for control pressure is additionally provided between pulsometer 1 and reversal valve 5.By controlling relief valve 6 to realize thing
Expect the control of conveying capacity.
In the design of reversal valve 5, in a wherein embodiment, reversal valve 5 is three-phase four-way electromagnetic reversing valve.
As more specifical, left position 51, middle position 52 and right position 53 that phase four-way electromagnetic reversing valve includes being used for controlling air flow direction with
And 54,2 working holes 55 of the air inlet of airflow and exhaust outlet 56, air inlet 54 connect with pulsometer 1, working hole 55 is with living
Plug cylinder connects.
In above-mentioned embodiment, when left position 51 must be electric, coaxial piston 4 moves right, and take out the process of material；
When middle position 52 must be electric, coaxial piston 4 keeps stable state, suspends feeding；When right position 53 must be electric, coaxial piston 4 is to the left
It is mobile, realize the process of feeding.
In order to realize above-mentioned process, following two connected modes can be used：
One of its mode, as shown in figure 1, being provided with the first air inlet 8 on first piston cylinder 2, set on second piston cylinder 3
There is the second air inlet 9, the air inlet 9 of the first air inlet 8 and second connects with working hole 55 respectively.In which, the first air inlet
First piston cylinder 2 end of the mouth 8 where being connected with second piston cylinder 3, the second air inlet 9 are located at and connected with first piston cylinder 3
The end of second piston cylinder 2 where connecing.
On the basis of above-mentioned embodiment, in order to reduce the workload of pulsometer 1, another specific real
Apply in mode, the one end of second piston cylinder 3 is provided with passage, and the other end is connected by coaxial piston 4 and first piston cylinder 3
Connect.Which can remain that side is atmospheric pressure, and it is low to move required air pressure requirement.
The two of its mode, as shown in Fig. 2 the both ends of second piston cylinder 3 are provided with the first air inlet 8 and the second air inlet 9,
The air inlet 9 of first air inlet 8 and second is located at the both sides of piston body 42, and is connected respectively with working hole 55.Which is control
Air pressure in one piston cylinder, so as to drive the piston body in second piston cylinder 3 to move left and right, so as to drive first piston cylinder
The movement of piston body in 2.
On the basis of above-mentioned embodiment, in order to reduce the workload of pulsometer 1, another specific real
Apply in mode, the end face that first piston cylinder 2 is connected with second piston cylinder 3 is additionally provided with passage.
In summary, a kind of 3D printer feed device of the present utility model solves traditional feeder structure complexity,
Cleaning it is difficult for topic, using the path for having body of calming the anger by three position four-way directional control valve control, utilize coaxial piston to control two work
Plug cylinder, it is simple with common material screw extrusion discharging structure compared so as to realize the extrusion of plastic material, retracting action, clearly
Wash conveniently.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (9)
- A kind of 1. 3D printer feed device, it is characterised in that：Including pulsometer（1）, piston cylinder, coaxial piston（4）And commutation Valve（5）, the piston cylinder includes first piston cylinder（2）With second piston cylinder（3）, the first piston cylinder（2）With second piston Cylinder（3）Pass through coaxial piston（4）Connection, first piston cylinder（2）One end be connected with nozzle for discharging（7）, the other end Portion passes through coaxial piston（4）With second piston cylinder（3）Connection, pulsometer（1）Pass through reversal valve（5）Connected with piston cylinder, coaxially Piston（4）Pass through pulsometer（1）It can move left and right.
- A kind of 2. 3D printer feed device as claimed in claim 1, it is characterised in that：The coaxial piston（4）Including work Fill in axle（41）With the piston body positioned at piston shaft both ends（42）, the piston body（42）It is located at first piston cylinder respectively（2）With Second piston cylinder（3）It is interior.
- A kind of 3. 3D printer feed device as claimed in claim 1, it is characterised in that：The pulsometer（1）With reversal valve （5）Between be additionally provided with relief valve for control pressure（6）.
- A kind of 4. 3D printer feed device as claimed in claim 1, it is characterised in that：The reversal valve（5）For three-phase four Electric change valve.
- A kind of 5. 3D printer feed device as claimed in claim 4, it is characterised in that：The three-phase four-way electromagnetic reversing valve Including the left position for controlling air flow direction（51）, middle position（52）With right position（53）And the air inlet of airflow（54）, two Individual working hole（55）And exhaust outlet（56）, air inlet（54）With pulsometer（1）Connection, working hole（55）Connected with piston cylinder.
- A kind of 6. 3D printer feed device as claimed in claim 5, it is characterised in that：The first piston cylinder（2）On set It is equipped with the first air inlet（8）, second piston cylinder（3）On be provided with the second air inlet（9）, first air inlet（8）Enter with second Gas port（9）Respectively with working hole（55）Connection.
- A kind of 7. 3D printer feed device as claimed in claim 6, it is characterised in that：The second piston cylinder（3）One end Portion is provided with passage, and the other end passes through coaxial piston（4）With first piston cylinder（3）Connection.
- A kind of 8. 3D printer feed device as claimed in claim 5, it is characterised in that：The second piston cylinder（3）Both ends Portion is provided with the first air inlet（8）With the second air inlet（9）, first air inlet（8）With the second air inlet（9）Positioned at piston body （42）Both sides, and respectively with working hole（55）Connection.
- A kind of 9. 3D printer feed device as claimed in claim 1, it is characterised in that：The first piston cylinder（2）With Two piston cylinders（3）The end face of connection is additionally provided with passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720702602.0U CN206983295U (en) | 2017-06-16 | 2017-06-16 | A kind of 3D printer feed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720702602.0U CN206983295U (en) | 2017-06-16 | 2017-06-16 | A kind of 3D printer feed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206983295U true CN206983295U (en) | 2018-02-09 |
Family
ID=61395261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720702602.0U Expired - Fee Related CN206983295U (en) | 2017-06-16 | 2017-06-16 | A kind of 3D printer feed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206983295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444867A (en) * | 2018-03-16 | 2018-08-24 | 北京工业大学 | A kind of continuity test method of building 3D printing cement mortar |
-
2017
- 2017-06-16 CN CN201720702602.0U patent/CN206983295U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444867A (en) * | 2018-03-16 | 2018-08-24 | 北京工业大学 | A kind of continuity test method of building 3D printing cement mortar |
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| 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: 20180209 Termination date: 20210616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |