CN221515224U - Metal powder two-stage screening device - Google Patents
Metal powder two-stage screening device Download PDFInfo
- Publication number
- CN221515224U CN221515224U CN202323479278.5U CN202323479278U CN221515224U CN 221515224 U CN221515224 U CN 221515224U CN 202323479278 U CN202323479278 U CN 202323479278U CN 221515224 U CN221515224 U CN 221515224U
- Authority
- CN
- China
- Prior art keywords
- screening
- metal powder
- stage
- tank
- stage screening
- Prior art date
- 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.)
- Active
Links
- 238000012216 screening Methods 0.000 title claims abstract description 95
- 239000002184 metal Substances 0.000 title claims abstract description 40
- 239000000843 powder Substances 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000007873 sieving Methods 0.000 claims description 29
- 238000007599 discharging Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000009191 jumping Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 5
- 210000005056 cell body Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a metal powder two-stage screening device which comprises a first rack and a second rack arranged on one side of the first rack, wherein a first-stage screening tank is arranged in the first rack, a main rotary screening assembly is arranged in the first-stage screening tank, a blast pipe is arranged on one side of the back of the first-stage screening tank, a first aggregate assembly is arranged at the bottom end of the first-stage screening tank, a second-stage screening box is arranged in the second rack, a second aggregate assembly is arranged at the bottom end of the second-stage screening box, and an auxiliary rotary screening assembly is arranged in the second-stage screening box. The centrifugal sealing screening structure is adopted, so that the material jumping state is avoided, the problems of dust leakage and material serial connection influence are effectively solved, frequent vibration and impact of equipment parts are reduced in the process, and the stability and durability of the equipment are improved.
Description
Technical Field
The utility model relates to the technical field of metal powder screening, in particular to a metal powder two-stage screening device.
Background
The screening device of the metal powder is a key device for separating, screening and classifying the metal powder, and ensures that the particle size distribution meets specific requirements. The main structure of the vibrating screen comprises a feeding hole, a vibrating screen layer, a vibrating mechanism, a bottom discharging hole and a supporting structure. By adjusting the vibration frequency and the vibration amplitude, the vibration mechanism transmits vibration to the screening layer, so that layering, screening and grading control of the metal powder are realized. The metal powder after the separation is discharged from the bottom discharge hole according to the granularity difference, ensures that the granularity distribution of the product meets the preset standard, and is suitable for the multistage screening device of metal powder as disclosed in the authorized publication number CN218835207U, and comprises a bottom plate, and is characterized in that: the utility model provides a screening device, including bottom plate, fixed symmetrical spacing groove of upside, fixed symmetrical straight flute bar of bottom plate upside, two straight flute bar passes through a set of horizontal pole fixed connection of evenly arranging, every be provided with the slide bar in the spout of straight flute bar respectively, every the round axle of a set of evenly arranging of one side fixed connection of slide bar respectively, it is rotated by the output shaft of motor and drives the runner and rotate, the linkage of runner, pivot, spacing flute bar, slide bar, swinging arms and round axle etc. realizes the oscilaltion of screening groove, realizes the multistage screening function to the metal powder material, but above-mentioned technical scheme is in the use, and the metal powder material in the screening groove is in the state of beating from top to bottom all the time in the outside of cell body by shaking out the cell body easily, causes the overflow of metal powder material promptly, leads to the problem of dust leakage to because dust leakage and material beat from top to bottom leads to the metal powder to contain the metal powder of different granularity in the screening process in the filtering groove of different grades, influence quality and performance of product.
Disclosure of utility model
The utility model aims to provide a metal powder two-stage screening device which adopts a centrifugal sealing screening structural form so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metal powder two-stage screening plant, includes frame one and frame two that frame one side set up, frame one's internally mounted has the one-level to sieve the jar, just the one-level internally mounted that sieves the jar has the main rotatory subassembly that sieves, the one-level one side of sieving the jar back is installed the blast pipe, the one-level is sieved the bottom of jar and is installed the subassembly first that gathers materials, frame two's internally mounted has the second grade to cross the sieve case, just the second grade is crossed the bottom of sieve case and is installed the subassembly second that gathers materials, the second grade is crossed the internally mounted of sieve case and is had vice rotatory subassembly that sieves, the second grade is sieved and is installed negative pressure fan on the one side outer wall that the case is close to the one-level and sieves the jar, just negative pressure fan's inlet end is installed row material pipe, and the butterfly valve three is installed to the one end that the butterfly valve three is kept away from to row material pipe, butterfly valve three's bottom and the top flange joint that the jar was sieved to the one-level.
Preferably, a feeding pipe is arranged on one side of the back surface of the primary sieving tank, and an electric switch valve is arranged at one end of the feeding pipe, which is far away from the primary sieving tank.
Preferably, the first aggregate component is a first butterfly valve installed at the discharge hopper at the bottom end of the first stage sieving tank and at the discharge outlet at the bottom end of the discharge hopper, the bottom end of the first butterfly valve is provided with a main aggregate tank, and the diameter of the discharge hopper gradually decreases from one end close to the first stage sieving tank to the other end.
Preferably, a third-stage discharging box is fixed at the top end of the second-stage screening box, and a through hole is formed in the center of the top end of the third-stage discharging box.
Preferably, the second aggregate component comprises a second discharge hopper arranged at the bottom end of the second-stage screening box and a second butterfly valve of a discharge port at the bottom end of the discharge hopper, the bottom end of the second butterfly valve is provided with a secondary aggregate tank, and one side of the back of the discharge hopper is provided with another blast pipe.
Preferably, a maintenance window is arranged on the outer wall of one side of the discharging hopper through a hinge.
Preferably, the main rotary sieving assembly and the auxiliary rotary sieving assembly have the same structure, the main rotary sieving assembly comprises an upper supporting sleeve and a lower supporting sleeve which are fixed at two ends of the inside of the primary sieving tank, a sieve cylinder is rotatably arranged in the upper supporting sleeve, a rotary driving unit is arranged at one side of the bottom end of the lower supporting sleeve, and the output end of the rotary driving unit is provided with a gear transmission structure for driving the upper supporting sleeve to rotate.
Preferably, the pair of gear transmission structures comprises a gear arranged on the output end of the rotary driving unit and a driven toothed ring arranged on one end of the surface of the screen drum, and the driven toothed ring is meshed with the gear.
Compared with the prior art, the utility model has the beneficial effects that: this metal powder two-stage screening plant is through being provided with the structure that mutually supports such as main rotatory subassembly and the second grade screening case that sieves, the blast pipe forms the ascending wind channel of Y axle direction in hopper and one-level screening jar, when main rotatory subassembly that sieves begins work, main rotatory subassembly that sieves initiatively sieves the metal powder, the diameter is less gets rid of on the inner wall of one-level screening jar after the metal powder granule centrifugation and falls into aggregate subassembly one, and vice rotatory screening subassembly repeats above-mentioned operation and carries out the second grade and sieves, the device adopts centrifugal seal screening's structural style to avoid the material to beat from top to bottom the state, the problem of dust leakage and material series connection influence has been solved effectively, and this in-process has reduced frequent vibration and the impact of equipment parts, stability and the durability of equipment are helped improving.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a second perspective structure of the present utility model;
FIG. 3 is a schematic diagram of a front view of the present utility model;
FIG. 4 is a schematic view of a front cross-sectional structure of the present utility model;
In the figure: 1. a first frame; 101. a second frame; 2. a first-stage sieving tank; 3. a discharge hopper; 4. a butterfly valve I; 5. a main collecting tank; 6. a butterfly valve III; 7. a discharge pipe; 8. a second-stage screening box; 801. a negative pressure fan; 9. a third-stage discharging box; 10. a through hole; 11. discharging a hopper; 1101. a maintenance window; 12. a butterfly valve II; 13. an auxiliary collecting tank; 14. a blast pipe; 15. a main rotary screen assembly; 1501. an upper support sleeve; 1502. a lower support sleeve; 1503. a screen drum; 1504. a rotation driving unit; 1505. a counter gear transmission structure; 16. the secondary rotating screen assembly.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided: the metal powder two-stage screening device comprises a first frame 1 and a second frame 101 arranged on one side of the first frame 1, wherein a first-stage screening tank 2 is arranged in the first frame 1, a main rotary screening assembly 15 is arranged in the first-stage screening tank 2, a feeding pipe is arranged on one side of the back surface of the first-stage screening tank 2, an electric switch valve is arranged at one end of the feeding pipe, far away from the first-stage screening tank 2, and metal powder materials to be screened are thrown into the main rotary screening assembly 15 in the first-stage screening tank 2 through the feeding pipe on the back surface of the first-stage screening tank 2;
A blast pipe 14 is arranged on one side of the back surface of the primary sieving tank 2, and the blast pipe 14 forms an air channel in the Y-axis direction in the primary sieving tank 2;
The bottom end of the primary screening tank 2 is provided with a first aggregate component, the inside of the frame II 101 is provided with a second screening box 8, the bottom end of the second screening box 8 is provided with a second aggregate component, the inside of the second screening box 8 is provided with a secondary rotary screening component 16, the outer wall of one side of the second screening box 8, which is close to the primary screening tank 2, is provided with a negative pressure fan 801, the air inlet end of the negative pressure fan 801 is provided with a discharge pipe 7, one end of the discharge pipe 7, which is far away from the negative pressure fan 801, is provided with a butterfly valve III 6, and the bottom end of the butterfly valve III 6 is in flange connection with the top end of the primary screening tank 2;
The multi-stage screening function of the main rotary screening assembly 15 and the auxiliary rotary screening assembly 16 can control the particle size distribution of the product more accurately, and ensure the quality and performance of the product;
The first aggregate component is a discharge hopper 3 arranged at the bottom end of the first-stage sieving tank 2 and a first butterfly valve 4 of a discharge port at the bottom end of the discharge hopper 3, the bottom end of the first butterfly valve 4 is provided with a main aggregate tank 5, the diameter of the discharge hopper 3 gradually decreases from one end close to the first-stage sieving tank 2 to the other end, the second aggregate component comprises a discharge hopper 11 arranged at the bottom end of the second-stage sieving tank 8 and a second butterfly valve 12 of the discharge port at the bottom end of the discharge hopper 11, the bottom end of the second butterfly valve 12 is provided with a secondary aggregate tank 13, one side of the back surface of the discharge hopper 11 is provided with another blast pipe 14, the first butterfly valve 4 and the second butterfly valve 12 play a role in controlling the on-off of sieved materials, and the sieved materials in the discharge hopper 3 and the discharge hopper 11 can enter the main aggregate tank 5 or the secondary aggregate tank 13 through the first butterfly valve 4 and the second butterfly valve 12, so that the sieved materials collecting function is realized;
A maintenance window 1101 is arranged on the outer wall of one side of the discharge hopper 11 through a hinge, and a worker can overhaul and maintain the auxiliary rotary sieving assembly 16 through the maintenance window 1101, so that the worker can conveniently overhaul and operate daily;
The main rotary sieving assembly 15 and the auxiliary rotary sieving assembly 16 have the same structure, the main rotary sieving assembly 15 comprises an upper supporting sleeve 1501 and a lower supporting sleeve 1502 which are fixed at two ends of the inside of the primary sieving tank 2, a sieving cylinder 1503 is rotatably arranged in the upper supporting sleeve 1501, a rotary driving unit 1504 is arranged at one side of the bottom end of the lower supporting sleeve 1502, a counter gear transmission structure 1505 for driving the upper supporting sleeve 1501 to rotate is arranged at the output end of the rotary driving unit 1504, the counter gear transmission structure 1505 comprises a gear arranged at the output end of the rotary driving unit 1504, and a driven toothed ring arranged at one end of the surface of the sieving cylinder 1503, and the driven toothed ring is meshed with the gear;
When the device performs centrifugal screening, the rotary driving unit 1504 drives the screen cylinder 1503 to rotate through the gear transmission structure 1505, in the process, the upper supporting sleeve 1501 and the lower supporting sleeve 1502 improve the rotation stability of the screen cylinder 1503, and as the Y-axis air duct mainly comprising the blast pipe 14 is always arranged on the back surface of the screen cylinder 1503, the Y-axis air duct can actively bulge metal powder materials in the screen cylinder 1503, so that the materials in the screen cylinder 1503 are in an active state, and small-particle metal powder materials pass through the pore canal of the screen cylinder 1503 and enter the discharge hopper 3 and the main collecting tank 5 under the high-speed rotation of the screen cylinder 1503, so that the centrifugal separation function is realized, and as the metal powder is in a sealing state in the screening process, the possibility of dust leakage is reduced, and the cleanliness of the production environment is maintained;
The top of the second-stage screening box 8 is fixed with a third-stage discharging box 9, and a through hole 10 is arranged at the center of the top of the third-stage discharging box 9, and the third-stage discharging box 9 and the through hole 10 can be connected with processing equipment of the next-stage metal powder material.
When the metal powder screening device is used, firstly, a worker inputs metal powder materials to be screened into a main rotary screening assembly 15 in a first-stage screening tank 2 through a feed pipe on the back of the first-stage screening tank 2, then the worker starts the main rotary screening assembly 15, an auxiliary rotary screening assembly 16 and a negative pressure fan 801 to work together, and connects a blast pipe 14 on the back of the first-stage screening tank 2 and a discharge hopper 11 to an external blower, so that the blast pipe 14 forms an air channel in the Y-axis direction in the discharge hopper 11 and the first-stage screening tank 2, when the main rotary screening assembly 15 starts to work, the main rotary screening assembly 15 actively screens the metal powder, small-diameter metal powder particles are thrown onto the inner wall of the first-stage screening tank 2 after being centrifuged and then slide into a discharge hopper 3 and a main aggregate tank 5, the large-diameter metal powder enters into the auxiliary rotary screening assembly 16 of a second-stage screening tank 8 through three-6 and a discharge pipe 7 under the suction effect of a negative pressure fan 801, the auxiliary rotary screening assembly 16 is repeatedly screened by the operation, and the small-diameter metal powder particles separated by the auxiliary rotary screening assembly 16 enter into a secondary hopper 11 to enter a vibration device 13 to realize the two-stage screening device in a vibration state, so that the problem of the vibration stability is solved, the problem is solved, the vibration stability is solved, and the leakage of the material is greatly influenced in a sealing device is realized, and the vibration-type is easy, and the material is easy.
Claims (8)
1. A metal powder two-stage screening device, characterized in that: including frame one (1) and frame two (101) that frame one (1) one side set up, the internally mounted of frame one (1) has one-level to sieve jar (2), just the internally mounted of one-level sieving jar (2) has main rotatory subassembly (15) that sieves, one side of one-level sieving jar (2) back is installed blast pipe (14), one-level is sieved the bottom of jar (2) and is installed subassembly one that gathers materials, the internally mounted of frame two (101) has second grade screening case (8), just second grade screening case (8)'s bottom is installed subassembly two that gathers materials, second grade screening case (8) internally mounted has vice rotatory subassembly (16) that sieves, second grade screening case (8) are close to one-level sieving jar (2) one side outer wall on install negative pressure fan (801), just negative pressure fan (801) are installed to the inlet end, and discharge pipe (7) keep away from the one end of negative pressure fan (801) and install three (6), and the bottom of three (6) is connected with one-level screening jar (2) that butterfly valve flange was sieved.
2. A metal powder two-stage screening apparatus according to claim 1, wherein: one side of the back of the primary sieving tank (2) is provided with a feeding pipe, and one end of the feeding pipe, which is far away from the primary sieving tank (2), is provided with an electric switch valve.
3. A metal powder two-stage screening apparatus according to claim 1, wherein: the first aggregate component is a first discharge hopper (3) arranged at the bottom end of the first-stage sieving tank (2), and a first butterfly valve (4) arranged at a discharge hole at the bottom end of the first discharge hopper (3), the bottom end of the first butterfly valve (4) is provided with a main aggregate tank (5), and the diameter of the first discharge hopper (3) gradually decreases from one end close to the first-stage sieving tank (2) to the other end.
4. A metal powder two-stage screening apparatus according to claim 1, wherein: the top of the second-level screening box (8) is fixed with a third-level discharging box (9), and a through hole (10) is formed in the center of the top of the third-level discharging box (9).
5. A metal powder two-stage screening apparatus according to claim 1, wherein: the second aggregate component comprises a discharge hopper (11) arranged at the bottom end of the second-stage screening box (8) and a second butterfly valve (12) arranged at a discharge port at the bottom end of the discharge hopper (11), the bottom end of the second butterfly valve (12) is provided with an auxiliary aggregate tank (13), and one side of the back surface of the discharge hopper (11) is provided with another blast pipe (14).
6. A metal powder two-stage screening apparatus according to claim 5, wherein: and a maintenance window (1101) is arranged on the outer wall of one side of the discharging hopper (11) through a hinge.
7. A metal powder two-stage screening apparatus according to claim 1, wherein: the main rotation screening assembly (15) and the auxiliary rotation screening assembly (16) are identical in structural composition, the main rotation screening assembly (15) comprises an upper supporting sleeve (1501) and a lower supporting sleeve (1502) which are fixed at two ends of the inside of the primary screening tank (2), a screen cylinder (1503) is installed in the upper supporting sleeve (1501) in a rotating mode, a rotation driving unit (1504) is installed at one side of the bottom end of the lower supporting sleeve (1502), and a gear transmission structure (1505) for driving the upper supporting sleeve (1501) to rotate is installed at the output end of the rotation driving unit (1504).
8. A metal powder two-stage screening apparatus according to claim 7, wherein: the pair of gear transmission structures (1505) comprises a gear arranged on the output end of the rotary driving unit (1504) and a driven gear ring arranged on one end of the surface of the screen drum (1503), wherein the driven gear ring is meshed with the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323479278.5U CN221515224U (en) | 2023-12-20 | 2023-12-20 | Metal powder two-stage screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323479278.5U CN221515224U (en) | 2023-12-20 | 2023-12-20 | Metal powder two-stage screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221515224U true CN221515224U (en) | 2024-08-13 |
Family
ID=92199742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323479278.5U Active CN221515224U (en) | 2023-12-20 | 2023-12-20 | Metal powder two-stage screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221515224U (en) |
-
2023
- 2023-12-20 CN CN202323479278.5U patent/CN221515224U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202778960U (en) | Vertical purification efficient airflow grader | |
| CN106391474A (en) | Efficient flour cleaning machine | |
| CN213255580U (en) | Sand and stone screening equipment for industrial building | |
| CN209577336U (en) | A kind of anti-clogging rice grading plant | |
| CN213644927U (en) | Seed sieving mechanism is used in agricultural technology popularization | |
| CN221515224U (en) | Metal powder two-stage screening device | |
| CN212349465U (en) | Raw and other materials sorting unit is used in tea processing | |
| CN212263865U (en) | High-efficient husky separator of millet | |
| CN108855403A (en) | A kind of reversible hammer crushing sand making machine of complete machine discharge | |
| CN111069047A (en) | High-efficient husky separator of millet | |
| CN208810561U (en) | A kind of rice finished product is cracked rice grading plant | |
| CN105750006A (en) | Cement grinding device | |
| CN208679312U (en) | A kind of raw material grinding device | |
| CN206567224U (en) | A kind of screening plant of dry seed | |
| CN212093227U (en) | Screening machine capable of automatically removing dust | |
| CN211436528U (en) | Medicinal material crushing device | |
| CN208613047U (en) | A kind of novel biomass particle sorting apparatus | |
| CN212263803U (en) | High-efficient husky screening mechanism of millet | |
| CN112122122A (en) | Raisin impurity removal and separation equipment and processing method thereof | |
| CN106984409A (en) | Aspirator and application method are crushed in a kind of rice protein negative pressure series connection | |
| CN209189202U (en) | A kind of silicon carbide micro-powder device for vibration screening | |
| CN202238673U (en) | Combined air elutriator | |
| CN220328851U (en) | Nanometer material raw materials ball-milling device | |
| CN221245549U (en) | Device capable of adjusting fineness modulus of machine-made sand | |
| CN216225427U (en) | Air flow grading efficient powder selecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A two-stage screening device for metal powder Granted publication date: 20240813 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Hangzhou Bay New Area Sub branch Pledgor: Ningbo Shangcai Three-dimensional Technology Co.,Ltd. Registration number: Y2024980043496 |