CN209093892U - A kind of 3D printing metal powder production level Four screening blanking system - Google Patents
A kind of 3D printing metal powder production level Four screening blanking system Download PDFInfo
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- CN209093892U CN209093892U CN201821437939.4U CN201821437939U CN209093892U CN 209093892 U CN209093892 U CN 209093892U CN 201821437939 U CN201821437939 U CN 201821437939U CN 209093892 U CN209093892 U CN 209093892U
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- cylinder
- sieve
- tangential admission
- air inlet
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Abstract
A kind of 3D printing metal powder production level Four screening blanking system, including vertically arranged cylinder, cylinder top center is connected to feeder pipe, in the fixed bulk cargo component in the lower section of feed opening in cylinder, bulk cargo component includes air inlet ring, bulk cargo pipe group and material spreading cone, and multiple tangential admission devices, the air inlet into cylinder of tangential admission device are arranged on the inner wall of the lower section cylinder of bulk cargo component, airintake direction is tangent with cylinder inboard wall, and air inlet lengthwise position is identical；In the fixed multiple tangential admission devices in the lower section of tangential admission device, the feed inlet of tangential admission device is close to cylinder inboard wall；In the fixed taper type sieve in the lower section of tangential admission device, the bottom end of sieve is fixedly connected with a discharge ring, and discharge ring includes tapered portion, and tapered portion bottom end and cylinder regulation connect, discharge ring top is fixedly connected with sieve bottom end, and discharge gate is arranged in the upside of discharge ring bottom end corresponding position in cylinder；The fixed three-level sieve in the lower section of discharge ring.The systematic sieving is more efficient.
Description
Technical field
The utility model relates to a kind of 3D printing metal powder production screening plants, and in particular to the classifying screen of metal powder
Separating device.
Background technique
Existing metal powder power screen sizing apparatus is mostly three-level screening, and the shortcomings that this device is, and big in powder
Grain powder can be always positioned on first order sieve, larger to the damage of sieve, and reduce screening efficiency.In addition, bulky grain is through being sieved
The friction of net and powder can be because of Electrostatic Absorption subparticle.
Summary of the invention
The purpose of the utility model is to provide one kind can be improved screening efficiency, reduces the 3D printing gold of sieve loss
Belong to powder production and sieves blanking system with level Four.
To achieve the goals above, the utility model includes vertically arranged cylinder, and cylinder top center and feeder pipe connect
It is logical,
In the fixed bulk cargo component in the lower section of feed opening in cylinder, bulk cargo component includes air inlet ring, bulk cargo pipe group and bulk cargo
Cone, air inlet ring is located at outside cylinder, and air inlet ring is connected to air intake pump, and bulk cargo pipe group is made of more air jet pipes, air jet pipe both ends and
The connection of air inlet ring, air jet pipe axis is vertical with tubular axis and intersects, and it is identical to be provided with and length parallel with axis on the upside of air jet pipe
Slit, material spreading cone is fixed in bulk cargo pipe group, and material spreading cone and cylinder are coaxial, one coaxial main gas of setting in material spreading cone
Pipe, main tracheae is connected to air inlet ring, be additionally provided in material spreading cone be connected to main tracheae and with the vertically disposed auxiliary tracheae of the conical surface；
Multiple tangential admission devices are set on the inner wall of the lower section cylinder of bulk cargo component, and tangential admission device is into cylinder
Air inlet, airintake direction is tangent with cylinder inboard wall, and air inlet lengthwise position is identical；
In the fixed multiple tangential admission devices in the lower section of tangential admission device, the feed inlet of tangential admission device is close to cylinder
Inner wall；
In the fixed taper type sieve in the lower section of tangential admission device, tangential admission device includes guide duct, guide duct
By the gentle row of metal powder to the outer surface of sieve, sieve is coaxial with cylinder；
The bottom end of sieve is fixedly connected with a discharge ring, and discharge ring includes tapered portion, and tapered portion bottom end and cylinder provide
Connection, discharge ring top are fixedly connected with sieve bottom end, and discharge gate is arranged in the upside of discharge ring bottom end corresponding position in cylinder；Lower row
Expect the fixed three-level sieve in the lower section of ring.
Further, cylinder is taper type at corresponding section of sieve, and corresponding segment inner surface fixes spiral flow deflector, spiral
Flow deflector is vacant to be sloped downwardly, and is directed toward the conical surface of sieve.
Further, multiple intersection partitions are fixed in sieve, partition two sides are fixedly connected with the conical surface of sieve, and drum shaft
Line crosses plane where partition.
Further, the air inlet of inlet duct is rectangle, and length-width ratio is between 1/10-1/20, width and cylinder
The ratio between internal diameter is between 1/20-1/30.
Further, the feed inlet of tangential admission device also rectangle, length-width ratio 1/15-1/20, width and cylinder
Internal diameter ratio is preferably in 1/40-1/30.
Further, the distance between tangential admission device of tangential admission device is not more than 0.5 meter.
The beneficial effects of the utility model are that it is possible to quickly separate the bulky grain in metal powder, and equipment loss is small,
Whole screening efficiency is high.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
Fig. 2 is bulk cargo component diagram.
Fig. 3 is tangential admission and tangential admission schematic device.
Fig. 4 is sieve top view.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawing.
As shown in Figures 1 to 4, a kind of 3D printing metal powder production sieves blanking system with level Four, including vertically arranged cylinder
Body 10,10 top center of cylinder are connected to feeder pipe 11.In the fixed bulk cargo component in the lower section of feed opening, bulk cargo component in cylinder 10
Including air inlet ring 20, bulk cargo pipe group 21 and material spreading cone 22, air inlet ring 20 is located at outside cylinder 10, and air inlet ring 20 and air intake pump connect
Logical, bulk cargo pipe group 21 is made of more air jet pipes, and air jet pipe both ends are connected to air inlet ring 20, air jet pipe axis and 10 axis of cylinder
Vertical and intersection, air jet pipe upside are provided with the identical slit of and length parallel with axis.Material spreading cone 22 is fixed on bulk cargo pipe group 21
On, and material spreading cone 22 and cylinder 10 are coaxial.One coaxial main tracheae of setting in material spreading cone 22, main tracheae and air inlet ring 20 connect
It is logical.Be additionally provided in material spreading cone 22 be connected to main tracheae and with the vertically disposed auxiliary tracheae of the conical surface.20 air inlet of air inlet ring, bulk cargo
21 upper surface of pipe group meeting outlet, while the main tracheae of material spreading cone and the auxiliary equal outlet of tracheae, metal powder is by material spreading cone and then warp
Bulk cargo pipe group is crossed to be broken up out substantially.It assists breaing up metal powder using the mode of air inlet, is because of the long-term blanking meeting pair of metal powder
Bulk material device causes biggish abrasion.Air inlet can reduce contact of the metal powder with bulk material device.Air inlet simultaneously is conducive to material
It is evenly dispersed to play the role of certain dispelling material.The air pressure of bulk cargo is relatively small, can be selected according to the type of material.
Be arranged on the inner wall of the lower section cylinder 10 of bulk cargo component multiple 30. tangential admission devices 30 of tangential admission device to
Air inlet in cylinder 10, airintake direction and 10 inner wall of cylinder are tangent, and air inlet lengthwise position is identical.The air inlet of inlet duct 30
Preferably rectangle, length-width ratio is between 1/10-1/20, and the ratio between 10 internal diameter of width and cylinder is preferably between 1/20-1/30.This
Sample is capable of forming the swirling eddy for being close to 10 inner wall of cylinder, the rotation for driving material orderly, without breaking up material.Make bulky grain
10 inner wall of cylinder can quickly be rushed at.
In the fixed multiple tangential admission devices 40 in the lower section of tangential admission device 30.The charging of tangential admission device 40 is tight-lipped
Paste 10 inner wall of cylinder.Feed inlet is also rectangle, and length-width ratio preferably selects 1/15-1/20.Its width and 10 internal diameter ratio of cylinder
Preferably in 1/40-1/30.
In the fixed taper type sieve in the lower section of tangential admission device 40.Tangential admission device 40 includes guide duct, guiding
For pipeline by the gentle row of metal powder to the outer surface of sieve 50, sieve 50 and cylinder 10 are coaxial.Cylinder 10 is at 50 corresponding sections of sieve
12 be taper type, and 12 inner surface of corresponding segment fixes spiral flow deflector 13.Spiral flow deflector 13 is vacant to be sloped downwardly, and is directed toward
The conical surface of sieve 50.Multiple intersection partitions 51 are fixed in sieve 50,51 two sides of partition are fixedly connected with the conical surface of sieve 50, and cylinder
10 axis of body crosses 51 place plane of partition.Bulky grain moves quickly into the position for being close to 10 inner wall of cylinder, and row with flow rotation
The feed inlet of feeding device 40 is separated with powder.The very high key of the lengthwise position of tangential admission device 40, with tangential admission
The distance between device 30 is not more than 0.5 meter.Powder and gas are discharged to together on the outside of sieve, and bulky grain falls with sieve, and small
Grain passes through sieve 50.Guide wire makes airflow direction is parallel with 10 axis of cylinder to prevent sieve, while sieve to being arranged straight down
Partition in 50 also guides air-flow to move axially, and rotates the air-flow in sieve no longer, is formed to part between sieve and cylinder
Negative-pressure ward, so that little particle is entered sieve inner space by sieve.
The bottom end of sieve 50 is fixedly connected with a discharge ring 60, and discharge ring 60 includes tapered portion, tapered portion bottom end and cylinder
The regulation connection of body 10,60 top of discharge ring are fixedly connected with 50 bottom end of sieve, and cylinder 10 is upper 60 bottom end corresponding position of discharge ring
Discharge gate is arranged in side.The fixed three-level sieve in the lower section of lower discharge ring 60.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for ability
For field technique personnel, various modifications and changes may be made to the present invention.It is all in the spirit of the present invention and principle, done
Any modification, equivalent substitution, improvement and etc., should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of 3D printing metal powder production sieves blanking system with level Four, including vertically arranged cylinder, cylinder top center
It is connected to feeder pipe, which is characterized in that
In the fixed bulk cargo component in the lower section of feed opening in cylinder, bulk cargo component includes air inlet ring, bulk cargo pipe group and material spreading cone, into
Compression ring is located at outside cylinder, and air inlet ring is connected to air intake pump, and bulk cargo pipe group is made of more air jet pipes, air jet pipe both ends and air inlet ring
Connection, air jet pipe axis is vertical with tubular axis and intersects, and is provided with the identical slit of and length parallel with axis on the upside of air jet pipe,
Material spreading cone is fixed in bulk cargo pipe group, and material spreading cone and cylinder are coaxial, one coaxial main tracheae of setting, main tracheae in material spreading cone
Be connected to air inlet ring, be additionally provided in material spreading cone be connected to main tracheae and with the vertically disposed auxiliary tracheae of the conical surface；
Multiple tangential admission devices are set on the inner wall of the lower section cylinder of bulk cargo component, tangential admission device into cylinder into
Gas, airintake direction is tangent with cylinder inboard wall, and air inlet lengthwise position is identical；
In the fixed multiple tangential admission devices in the lower section of tangential admission device, the feed inlet of tangential admission device is close in cylinder
Wall；
In the fixed taper type sieve in the lower section of tangential admission device, tangential admission device includes guide duct, and guide duct will be golden
Belong to the gentle row of powder to the outer surface of sieve, sieve is coaxial with cylinder；
The bottom end of sieve is fixedly connected with a discharge ring, and discharge ring includes tapered portion, and tapered portion bottom end and cylinder regulation connect,
Discharge ring top is fixedly connected with sieve bottom end, and discharge gate is arranged in the upside of discharge ring bottom end corresponding position in cylinder；Discharge ring
The fixed three-level sieve in lower section.
2. 3D printing metal powder production according to claim 1 sieves blanking system with level Four, which is characterized in that cylinder exists
Corresponding section of sieve is taper type, and corresponding segment inner surface fixes spiral flow deflector, and spiral flow deflector is vacant to be sloped downwardly, and
It is directed toward the conical surface of sieve.
3. 3D printing metal powder production according to claim 1 sieves blanking system with level Four, which is characterized in that in sieve
Fixed multiple intersection partitions, partition two sides are fixedly connected with the conical surface of sieve, and tubular axis crosses plane where partition.
4. 3D printing metal powder production according to claim 1 sieves blanking system with level Four, which is characterized in that air inlet dress
The air inlet set is rectangle, and length-width ratio is between 1/10-1/20, and the ratio between width and cylinder internal diameter are between 1/20-1/30.
5. 3D printing metal powder production according to claim 1 with level Four sieve blanking system, which is characterized in that tangentially into
Expect the feed inlet also rectangle of device, length-width ratio 1/15-1/20, width and cylinder internal diameter ratio are preferably in 1/40-1/30.
6. 3D printing metal powder production according to claim 1 with level Four sieve blanking system, which is characterized in that tangentially into
Expect that the distance between tangential admission device of device is not more than 0.5 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437939.4U CN209093892U (en) | 2018-09-04 | 2018-09-04 | A kind of 3D printing metal powder production level Four screening blanking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437939.4U CN209093892U (en) | 2018-09-04 | 2018-09-04 | A kind of 3D printing metal powder production level Four screening blanking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209093892U true CN209093892U (en) | 2019-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821437939.4U Active CN209093892U (en) | 2018-09-04 | 2018-09-04 | A kind of 3D printing metal powder production level Four screening blanking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209093892U (en) |
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2018
- 2018-09-04 CN CN201821437939.4U patent/CN209093892U/en active Active
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