CN207372290U - A kind of 3D printer powder material conveying device - Google Patents
A kind of 3D printer powder material conveying device Download PDFInfo
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- CN207372290U CN207372290U CN201721410047.0U CN201721410047U CN207372290U CN 207372290 U CN207372290 U CN 207372290U CN 201721410047 U CN201721410047 U CN 201721410047U CN 207372290 U CN207372290 U CN 207372290U
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- powder material
- feed point
- conveying device
- gas
- tracheae
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Abstract
The utility model provides a kind of 3D printer powder material conveying device, and guarantee quickly and accurately conveys powder material, and conveying speed and inventory are controllable.Device includes hopper, feed point, conveying pipeline, tripper and air source distributor；It is located at top for storing the hopper of powder material, hopper lower part is sequentially connected feed point, conveying pipeline and tripper, the powder material in hopper is measured on demand in feeding conveying pipeline for the feed point of control material flow, tripper lower part is connected with the more hoses being connected with printer head, each hose is connected respectively by a tracheae with air source distributor, the air source distributor being connected with total source of the gas is sent by tracheae in each hose for source of the gas to be divided into several points of sources of the gas, and air source distributor is used to control gas pressure in each tracheae respectively.
Description
Technical field
The utility model is related to rapid shaping techniques, are specially a kind of 3D printer powder material conveying device.
Background technology
3D printing is according to designed 3D models, successively increases material by 3D printing equipment to manufacture three-dimensional objects
Technology.This successively stack shaping technology is also referred to as increasing material manufacturing.3D printing combines digital modeling techniques, Electromechanical Control
The cutting edge technology of the numerous areas such as technology, information technology, material science and chemistry is one kind of rapid shaping technique, is known as
The core technology of " the third time industrial revolution ".
The powder such as metal are used as the printer of material, it is necessary to which powder equal and quantitative is sent to nozzle to laser spot position
Completion fusing banking process is put, all kinds of particles and powder pass through a plurality of hose after carrying out mechanical mixture usually in single powder feeder
Nozzle is sent into, since each hose powder feeding speed is inconsistent and uncontrollable, nozzle sprayed on material is caused to be unevenly distributed, causes to make
Standby overlay is uneven and performance does not reach requirement, while there is also Coal Pipe Block Failures phenomenon, affects print procedure
Be normally carried out, reduce the efficiency of built-up welding operation.
Utility model content
For problems of the prior art, the utility model provides a kind of 3D printer powder material conveying device,
Guarantee quickly and accurately conveys powder material, and conveying speed and inventory are controllable.
The utility model is to be achieved through the following technical solutions：
A kind of 3D printer powder material conveying device is distributed including hopper, feed point, conveying pipeline, tripper and source of the gas
Device；
It is located at top for storing the hopper of powder material, hopper lower part is sequentially connected feed point, conveying pipeline and tripper,
The powder material in hopper is measured on demand in feeding conveying pipeline for the feed point of control material flow, the connection of tripper lower part
There are the more hoses being connected with printer head, each hose is connected respectively by a tracheae with air source distributor, with total source of the gas
The air source distributor of connection is sent by tracheae in each hose for source of the gas to be divided into several points of sources of the gas, and air source distributor is used for
Gas pressure in each tracheae is controlled respectively.
Preferably, two sealing elements that the feed point includes feed point body and installation is oppositely arranged in the body, two
The gap flowed through for powder material is provided among a sealing element；First seal is fixedly connected with feed point body, and second
Sealing element can move towards or with first seal backwards to the mobile gap adjusted between two sealing elements in feed point body.
Further, feed point body exterior is fixed with nut, and the screw rod of cooperation is provided with through nut；Screw rod one end leads to
It crosses rolling bearing to be connected with second seal, the other end is connected with the stepper motor that screw rod is driven to rotate.
Further, first seal on the opposite sealing surface of second seal with setting the flank of tooth worked in coordination.
Further, it is provided with gasket between second seal and feed point body.
Further, it is fixedly connected with the inner ring of rolling bearing with screw rod, outer ring is fixedly connected with second seal.
Preferably, air source distributor includes the gas buffer tank connected with total source of the gas；If connection is done on gas buffer tank
Tracheae, every tracheae connect an air outlet pipe, control damper are connected in each air outlet pipe.
Preferably, tripper includes tap web cavity, and conical cavity bottom uniformly opens up several material outlets, every hose with
One material outlet connection.
Preferably, it is mounted on pressure gauge on each tracheae.
Compared with prior art, the utility model has technique effect beneficial below：
The 3D printer powder material conveying device of the utility model, the feed point including being used for control material flow, point
Glassware lower part is connected with the more hoses being connected with printer head, is flowed into from the material that conveying pipeline flows down after tripper shunts
Fusing banking process is completed in the position that laser spot is ejected into from spray nozzle in many flexible pipes, and each hose passes through a gas respectively
Pipe is connected with air source distributor, and gas pressure is controlled by air source distributor in each tracheae, and whole powder paths are by tracheae
Gas push, while protective gas is by metal powder and air insulated, so as to avoid oxidization of metal powder.It can be with by feed point
The whole flow and speed under powder stream are controlled, gas pressure is controlled by air source distributor in each tracheae, can be accurate respectively
Each hose mass flow is controlled, meets different printing demands, provides regime flow controllable powder material for nozzle.
Further, realized by the gap between sealing element and the flow and speed of powder material are adjusted, controlled
It is convenient, it adjusts quick, while coordinates and be arranged to dentation enhancing regulating effect in opposing sealing surfaces, ensure that the steady of flow and speed
It is fixed.
Further, the automatic adjustment in gap is realized using the cooperation of nut and screw rod and the setting of stepper motor, from
It realizes and flow and powder outlet quantity is automatically controlled.
Description of the drawings
Fig. 1 is the utility model structure diagram.
In figure：1- hoppers；2- feed points；3- gaskets；4- nuts；5- screw rods；6- stepper motors；7- conveying pipelines；8- points
Glassware；9- hoses；10- tracheaes；11- pressure gauges；12- air source distributors；13- sealing elements；The 14- flank of tooth.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, it is described be the explanation to the utility model and
It is not to limit.
As shown in Figure 1, the 3D printer powder material conveying device of the utility model, including hopper 1, feed point 2, conveying
Pipe 7, tripper 8 and air source distributor 12；It is located at top for storing the hopper 1 of powder material, 1 lower part of hopper, which is sequentially connected, to be sent
Powder material in hopper is measured and sent for the feed point 2 of control material flow by material head 2, conveying pipeline 7 and tripper 8 on demand
Enter in conveying pipeline 7,8 lower part of tripper is connected with the more hoses being connected with printer head 9, the material flowed down from conveying pipeline 7
It is flowed into after the shunting of tripper 8 in many flexible pipes 9, each hose 9 is connected respectively by a tracheae 10 with air source distributor 12, gas
Source distributor 12 is connected with total source of the gas and source of the gas is divided into several points of sources of the gas and is sent by tracheae 10 in each hose 9, each tracheae 10
Middle gas pressure is controlled by air source distributor 12.
Two sealing elements 13 that the feed point 2 includes feed point body and installation is oppositely arranged in the body, powder object
Material flows through among two sealing elements, and first seal is fixedly connected with feed point body, and second seal can be in feed point
It is moved in body, by adjusting the gap between two sealing elements, adjusts mass flow.First seal is opposite with second seal
Sealing surface on the flank of tooth 14 worked in coordination is set.
Feed point body exterior is fixed with nut 4, is sealed through 5 one end of screw rod of nut 4 by rolling bearing and second
Part connects, wherein, the inner ring of rolling bearing is fixedly connected with screw rod 5, and outer ring is fixedly connected with second seal；Screw rod 5 is another
Single connection has stepper motor 6, by stepper motor 6 screw rod is driven to rotate, and then drives second seal movement, two sealing of adjustment
Gap between part is provided with gasket 3 between second seal and feed point body.
Air source distributor 12 includes gas buffer tank, and gas buffer tank is connected with total source of the gas, if being connected on gas buffer tank
Tracheae is done, every tracheae 10 connects an air outlet pipe, is connected with control damper in each air outlet pipe, is respectively mounted on each tracheae 10
There is pressure gauge 11.
Tripper 8 includes tap web cavity, and conical cavity bottom uniformly opens up several material outlets, every hose 9 and one
Material outlet connects.
The utility model is simple in structure, can flow down speed and flow with control material, can individually control each tracheal flow,
And then each hose material conveying speed is controlled, meet different condition needs, realize accurate printing speed, there is very strong practicality
Property.
The above content is combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific embodiment of the present utility model is only limitted to this, for the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, several simple deduction or replace can also be made, should be all considered as
Belong to the utility model and determine scope of patent protection by the claims submitted.
Claims (9)
1. a kind of 3D printer powder material conveying device, it is characterised in that：Including hopper (1), feed point (2), conveying pipeline
(7), tripper (8) and air source distributor (12)；
It is located at top for storing the hopper of powder material (1), hopper (1) lower part is sequentially connected feed point (2), conveying pipeline (7)
With tripper (8), the powder material in hopper is measured into feeding conveying pipeline on demand for the feed point (2) of control material flow
(7) in, tripper (8) lower part is connected with the more hoses being connected with printer head (9), and each hose (9) passes through one respectively
Tracheae (10) is connected with air source distributor (12), and the air source distributor (12) being connected with total source of the gas is used to source of the gas being divided into several points
Source of the gas is sent by tracheae (10) in each hose (9), and air source distributor (12) is used to control gas in each tracheae (10) respectively
Pressure.
2. 3D printer powder material conveying device according to claim 1, it is characterised in that：Feed point (2) bag
It includes feed point body and two sealing elements (13) being oppositely arranged in the body is installed, be provided among two sealing elements for powder
The gap that last material flows through；First seal is fixedly connected with feed point body, and second seal can be in feed point body
It is moved towards with first seal or backwards to the mobile gap adjusted between two sealing elements.
3. 3D printer powder material conveying device according to claim 2, it is characterised in that：Feed point body exterior is consolidated
Surely there is nut (4), the screw rod (5) of cooperation is provided with through nut (4)；Screw rod (5) one end is sealed by rolling bearing and second
Part connects, and the other end is connected with the stepper motor (6) that screw rod (5) is driven to rotate.
4. the 3D printer powder material conveying device according to Claims 2 or 3, it is characterised in that：First seal with
The flank of tooth (14) worked in coordination is set on the opposite sealing surface of second seal.
5. the 3D printer powder material conveying device according to Claims 2 or 3, it is characterised in that：Second seal with
Gasket (3) is provided between feed point body.
6. 3D printer powder material conveying device according to claim 3, it is characterised in that：With the inner ring of rolling bearing
It is fixedly connected with screw rod (5), outer ring is fixedly connected with second seal.
7. 3D printer powder material conveying device according to claim 1, it is characterised in that：Air source distributor (12) wraps
Include the gas buffer tank connected with total source of the gas；Several air outlet pipes are connected on gas buffer tank, every tracheae (10) connects one and goes out
Tracheae is connected with control damper in each air outlet pipe.
8. 3D printer powder material conveying device according to claim 1, it is characterised in that：Tripper (8) includes cone
Heart cavity, conical cavity bottom uniformly open up several material outlets, and every hose (9) connects with a material outlet.
9. 3D printer powder material conveying device according to claim 1, it is characterised in that：Pacify on each tracheae (10)
Equipped with pressure gauge (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410047.0U CN207372290U (en) | 2017-10-26 | 2017-10-26 | A kind of 3D printer powder material conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721410047.0U CN207372290U (en) | 2017-10-26 | 2017-10-26 | A kind of 3D printer powder material conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207372290U true CN207372290U (en) | 2018-05-18 |
Family
ID=62337472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721410047.0U Active CN207372290U (en) | 2017-10-26 | 2017-10-26 | A kind of 3D printer powder material conveying device |
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| CN (1) | CN207372290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110605395A (en) * | 2019-10-30 | 2019-12-24 | 江苏思睿迪快速制造科技有限公司 | 3D printer powder conveyor |
-
2017
- 2017-10-26 CN CN201721410047.0U patent/CN207372290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110605395A (en) * | 2019-10-30 | 2019-12-24 | 江苏思睿迪快速制造科技有限公司 | 3D printer powder conveyor |
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