CN114260471A - Metal powder conveying and feeding system with impurity removing function - Google Patents
Metal powder conveying and feeding system with impurity removing function Download PDFInfo
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- CN114260471A CN114260471A CN202111599637.3A CN202111599637A CN114260471A CN 114260471 A CN114260471 A CN 114260471A CN 202111599637 A CN202111599637 A CN 202111599637A CN 114260471 A CN114260471 A CN 114260471A
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- metal powder
- tank
- feeding system
- impurity removing
- tank unit
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- 239000000843 powder Substances 0.000 title claims abstract description 30
- 239000002184 metal Substances 0.000 title claims abstract description 28
- 239000012535 impurity Substances 0.000 title claims abstract description 19
- 238000012216 screening Methods 0.000 claims abstract description 39
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 238000007873 sieving Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000013528 metallic particle Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- -1 specifically Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A metal powder conveying and feeding system with an impurity removing function comprises a tank unit, a feed inlet arranged at the upper end of the tank unit, a discharge outlet arranged at the lower end of the tank unit, and a screening unit arranged in the tank unit; the screening unit comprises a screening plate, a fixing column and a gear, wherein the fixing column is arranged at the side end of the screening plate, the gear is arranged at the outer side end of the tank unit, and the gear drives the screening plate to rotate in a mode of being connected with the fixing column. The invention realizes that the outlets for discharging the sundries and the materials are integrated on one discharge port by arranging the rotatable screening unit, simplifies the device, reduces the operation difficulty, and reduces the influence of the dust leakage caused by the opening to influence the working environment.
Description
Technical Field
The invention belongs to the technical field of metal powder processing equipment, and particularly relates to a metal powder conveying and feeding system with an impurity removing function.
Background
Metal additive manufacturing is an emerging technology in the rapid development of the manufacturing industry field, and is known as a manufacturing technology with industrial revolutionary significance. The technology is increasingly developed and matured gradually, and is widely applied to the industries of aerospace, biomedical, war industry, metallurgy, building, automobile, electronics, jewelry, molds and the like. The metal powder used for additive manufacturing plays a crucial role in the development of the technology as an important raw material. The metal powder used for additive manufacturing needs to meet the following requirements: the powder has fine particle size, narrow particle size distribution, few satellite balls, high sphericity, good fluidity, high apparent density and the like.
With the continuous development of metal powder metallurgy and rapid prototyping technology, especially in high-end application fields such as aerospace and medical treatment, higher requirements are put on the purity of metal powder, and non-metal inclusions are one of common pollutants in the metal powder and are main crack sources in metal materials, so that the performance of parts formed by the powder is obviously reduced, and therefore, non-metal inclusion particles in the metal powder must be removed before use.
The prior art usually focuses on dust removal treatment of crushed metal powder, and as the document of No. CN210585897U discloses an impurity removing device for metal powder, which comprises a fixing frame, wherein baffles are vertically arranged on both sides of the inner wall of the fixing frame, a partition is horizontally and fixedly connected between the two baffles, a filter screen hopper is fixedly connected to the top of the partition, a dustproof cover plate is arranged at the top of the filter screen hopper, connecting plates are symmetrically and fixedly connected to the bottom of the inner wall of the filter screen hopper, an electric rotating rod is horizontally and rotatably connected between the two connecting plates, a plurality of scraping plates are fixedly connected to the outer side wall array of the electric rotating rod, a blanking pipe is fixedly connected to the bottom of the filter screen hopper, a regulating valve is fixedly connected to the bottom of the blanking pipe through the partition, an air bin is fixedly communicated with one side of the filter screen hopper, and a plurality of fans are fixedly connected to the bottom of the inner wall of the air bin, and a dust collection bin is arranged on the other side of the filter screen hopper.
Due to the close particle size distribution of metal powder and non-metal dust, a high screening precision screen and related driving structure are required for screening in the above device. Therefore, the problems of high equipment cost, high operation difficulty and later maintenance and cleaning are caused.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a metal powder conveying and feeding system with an impurity removal function, in which the outlets for discharging impurities and materials are integrated on one discharge port by arranging a rotatable sieving unit, so as to simplify the device, reduce the operation difficulty, and reduce the influence on the working environment due to the leakage of dust from the openings.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a metal powder conveying and feeding system with an impurity removing function comprises a tank unit, a feed inlet arranged at the upper end of the tank unit, a discharge outlet arranged at the lower end of the tank unit, and a screening unit arranged in the tank unit; the screening unit comprises a screening plate, a fixing column and a gear, wherein the fixing column is arranged at the side end of the screening plate, the gear is arranged at the outer side end of the tank unit, and the gear drives the screening plate to rotate in a mode of being connected with the fixing column.
As a further preferable aspect of the present invention, the tank unit includes an upper tank, a lower tank connected to the upper tank, and an installation groove provided at an upper end of the lower tank and used for installing the fixing column.
As a further preferable mode of the present invention, the tank unit further includes two grooves provided at an upper end of the lower tank and located at both side ends of the mounting groove, two mounting rods respectively provided on the two grooves, and a sealing soft plate having both ends respectively connected to the two mounting rods.
As a further preferred aspect of the present invention, a distance between the bottom surface of the concave groove and the bottom surface of the mounting groove is equal to or greater than a diameter of the fixing post.
As a further preferred aspect of the present invention, the length of the soft sealing plate is greater than the groove width of the mounting groove.
As a further preferred aspect of the present invention, the width of the soft sealing plate is not more than the height of the groove.
As a further preferable aspect of the present invention, the tank unit further includes two lower mounting holes respectively provided on the bottom surfaces of the two groove grooves and into which the two mounting rods are inserted, and two upper mounting holes provided at the lower end of the upper tank and respectively corresponding to the two lower mounting holes one to one.
As a further preferred aspect of the present invention, a distance between the bottom surface of the lower mounting hole and the bottom surface of the mounting groove is smaller than a diameter of the fixing post.
As a further preferred aspect of the present invention, the screen plate includes a fixing frame connected to the fixing column, and a screen disposed on an upper surface of the fixing frame.
In conclusion, the invention has the following beneficial effects:
this device has realized gathering the export of discharging miscellaneous material and material on a discharge gate through the mode of rotatable screening unit, has simplified the device, has reduced the operation degree of difficulty, has also reduced the opening moreover and has caused the dust to leak the influence that influences operational environment easily.
This device sets up jar body into upper and lower structure of removable branch, and the washing of the internal portion of jar of both being convenient for is maintained, also can be fast with screening unit from jar internal removal and wash, has saved later maintenance's time and economic cost.
This device is provided with and can dismantle folding closed soft board, has further reduced the problem of leaking the powder, reduces the pollution to operational environment to it is convenient to seal the soft board dismantlement and change, and the maintenance cost is lower, and the practicality is stronger.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Figure 2 is a schematic diagram of the construction of the screening unit of the present invention.
FIG. 3 is a schematic structural view of the joint of the upper tank body and the lower tank body.
Fig. 4 is a schematic view of the installation structure of the closed flexible board of the invention.
FIG. 5 is a schematic structural view of the screening plate of the present invention.
Fig. 6 is a schematic structural diagram of the closed flexible board of the invention.
Description of the drawings: the tank body unit 1, a feeding hole 11, an upper tank body 101, a lower tank body 102, a mounting groove 103, a groove 104, a mounting rod 105, a sealing soft plate 106, a lower mounting hole 107, an upper mounting hole 108, a discharging hole 12, a screening unit 2, a screening plate 201, a fixing column 202 and a gear 3.
Detailed Description
Examples
The metal powder conveying and feeding system with the impurity removing function provided by the embodiment comprises a tank unit 1, a feeding hole 11 arranged at the upper end of the tank unit 1, a discharging hole 12 arranged at the lower end of the tank unit 1, and a screening unit 2 arranged in the tank unit 1, as shown in fig. 1 and 2; the screening unit 2 comprises a screening plate 201, a fixing column 202 arranged at the side end of the screening plate 201, and a gear 3 which is arranged at the outer side end of the tank unit 1 and drives the screening plate 201 to rotate in a manner of being connected with the fixing column 202. The tank unit 1 comprises an upper tank 101, a lower tank 102 connected with the upper tank 101, and a mounting groove 103 arranged at the upper end of the lower tank 102 and used for mounting the fixing column 202.
In this embodiment, go up jar body 101 and lower jar body 102 for can dismantle the connection, the specific connection mode can adopt conventional connected modes such as cup joint, buckle connection, feed inlet 11 sets up go up jar body 101 upper end, is connected with the feeding device of outer end, discharge gate 12 sets up jar body 102 lower extreme down is connected with the transmission device or the receiving device of outer end. In the present embodiment, as shown in fig. 5, the screening plate 201 includes a fixing frame 201a connected to the fixing post 202, and a screen 201b provided on an upper surface of the fixing frame 201 a. The fixing columns 202 are arranged at two ends of the fixing frame 201a, two corresponding mounting grooves 103 are correspondingly formed in the upper end of the lower tank 102, so that the two fixing columns 202 penetrate out and are connected with the gears 3, the number of the gears 3 can be two, and the two fixing columns can also be mounted at one end of each fixing column 202 (the other end of each fixing column 202 is connected with a common fixing bearing); and the gear 3 is connected with an external rotating motor, so that the fixing column 202 is driven to drive the screening plate 201 to rotate, and screening materials of the screening plate 201 are discharged.
The working principle of the device is as follows: after the upper tank body 101 and the lower tank body 102 are installed, the screening plate 201 is kept in a horizontal state at the moment, materials are fed from the feeding hole 11, after the materials are screened by the screening plate 201, fine dust and powder leak from the screening plate 201, and are discharged and collected through the discharging hole 12 at the lower end; after screening finishes, thereby rotate motor drive gear 3 and rotate drive fixed column 202 and drive screening board 201 and rotate, because screen cloth 201b sets up at fixed frame 201a upper surface in this device, consequently, fixed column 202 only need rotate less angle for example 15 ~45 and just can make on the screen cloth 201b accumulational material all from screen cloth 201b landing, then enter into transmission device or collection device through the ejection of compact of discharge gate 12 to carry out shredding on next step. After the work flow is carried out for a plurality of times, the screen 201b is easy to block, the upper tank body 101 and the lower tank body 102 are separated, the fixing column 202 is lifted and moved out of the mounting groove 103, the screen 202b is cleaned and then placed into the mounting groove 103 again, and the problems that the screen is easy to block or the screen is complex to clean after long-term work are solved.
The device has the advantages that: this device is through setting up different ejection of compact stages for non-metallic particle such as dust and the metal coarse fodder substep that the screening was accomplished are exported from a discharge gate, have reduced the setting that needs to establish a waste gate in addition in the conventional device, have both simplified the device, have reduced the operation degree of difficulty, have also reduced a plurality of openings moreover and have caused the dust to leak the influence that influences operational environment outward easily.
In this embodiment, as shown in fig. 3, 4 and 6, the tank unit 1 further includes two grooves 104 disposed at the upper end of the lower tank 102 and located at both ends of the mounting groove 103, two mounting rods 105 respectively disposed on the two grooves 104, and a soft sealing plate 106 having both ends connected to the two mounting rods 105 respectively. Generally, the mounting grooves 103 are formed at both ends of the lower tank 102, so that the closing soft plate 106 and the structure for mounting the closing soft plate 106 are correspondingly formed in two. In this embodiment, the distance between the bottom surface of the recess 104 and the bottom surface of the mounting groove 103 is greater than or equal to the diameter of the fixing column 202, the distance between the bottom surface of the recess 104 and the bottom surface of the mounting groove 103 is closer to the diameter of the fixing column 202, and the portion of the mounting groove 103 for supporting the fixing column 202 is preferably in the shape of a circular arc matching with the fixing column 201, so that the opening for leaking impurities such as dust can be reduced. In this embodiment, the soft sealing plate 106 is mainly used to solve the problem of powder leakage caused by opening the mounting groove 103, and the soft sealing plate 106 is made of a flexible and foldable material, specifically, PVC or other high polymer material may be selected. Further, the length of the sealing soft board 106 is greater than the width of the mounting groove 103; the width of the soft sealing plate 106 is less than or equal to the height of the groove 104.
In this embodiment, the tank unit 1 further includes two lower mounting holes 107 respectively formed on the bottom surfaces of the two grooves 104 for inserting the two mounting rods 105, and two upper mounting holes 108 respectively formed at the lower end of the upper tank 101 and corresponding to the two lower mounting holes 107 one to one. The distance between the bottom surface of the lower mounting hole 107 and the bottom surface of the mounting groove 103 is smaller than the diameter of the fixing column 202. The arrangement can not only strengthen the positioning connection between the upper tank body 101 and the lower tank body 102, but also strengthen the installation and fixation of the sealing soft plate 106, and reduce the problem of powder leakage from the installation groove 103.
The installation principle of the closed soft board comprises the following steps: when upper can 101 and lower can 102 are separated, mounting rod 105 is inserted into lower mounting hole 107 to ensure that sealing flexible sheet 106 is completely unfolded to seal the notch of the entire mounting groove 103, then upper mounting hole 108 at upper can 101 is inserted in alignment with the upper end of mounting rod 105, and then the connection of upper can 101 and lower can 102 is completed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The metal powder conveying and feeding system with the impurity removing function is characterized by comprising a tank unit (1), a feeding hole (11) formed in the upper end of the tank unit (1), a discharging hole (12) formed in the lower end of the tank unit (1), and a screening unit (2) arranged in the tank unit (1); the screening unit (2) comprises a screening plate (201), a fixing column (202) arranged at the side end of the screening plate (201), and a gear (3) which is arranged at the outer side end of the tank unit (1) and drives the screening plate (201) to rotate in a mode of being connected with the fixing column (202).
2. The metal powder conveying and feeding system with the impurity removing function is characterized in that the tank unit (1) comprises an upper tank (101), a lower tank (102) connected with the upper tank (101), and a mounting groove (103) which is arranged at the upper end of the lower tank (102) and is used for mounting the fixing column (202).
3. The metal powder conveying and feeding system with the impurity removing function according to claim 2, wherein the tank unit (1) further comprises two grooves (104) arranged at the upper end of the lower tank (102) and located at both side ends of the mounting groove (103), two mounting rods (105) respectively arranged on the two grooves (104), and a closed soft plate (106) with both ends respectively connected with the two mounting rods (105).
4. A feeding system for conveying metal powder with impurity removing function according to claim 3, characterized in that the distance between the bottom surface of the groove (104) and the bottom surface of the mounting groove (103) is larger than or equal to the diameter of the fixing column (202).
5. A feeding system for conveying metal powder with impurity removing function according to claim 3, characterized in that the length of the closed soft board (106) is larger than the groove width of the mounting groove (103).
6. A feeding system for conveying metal powder with impurity removing function according to claim 5, characterized in that the width of the closed soft plate (106) is less than or equal to the height of the groove (104).
7. A metal powder conveying and feeding system with impurity removing function according to claim 3, wherein said tank unit (1) further comprises two lower mounting holes (107) respectively provided on the bottom surfaces of two grooves (104) and used for inserting two mounting rods (105), and two upper mounting holes (108) provided at the lower end of said upper tank (101) and respectively corresponding to the two lower mounting holes (107) one by one.
8. A feeding system for conveying metal powder with impurity removing function according to claim 7, characterized in that the distance between the bottom surface of the lower mounting hole (107) and the bottom surface of the mounting groove (103) is smaller than the diameter of the fixing column (202).
9. A metal powder conveying and feeding system with impurity removing function, according to claim 1, characterized in that said sieving plate (201) comprises a fixed frame (201 a) connected with said fixed column (202), a sieve (201 b) arranged on the upper surface of said fixed frame (201 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111599637.3A CN114260471A (en) | 2021-12-24 | 2021-12-24 | Metal powder conveying and feeding system with impurity removing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111599637.3A CN114260471A (en) | 2021-12-24 | 2021-12-24 | Metal powder conveying and feeding system with impurity removing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114260471A true CN114260471A (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111599637.3A Pending CN114260471A (en) | 2021-12-24 | 2021-12-24 | Metal powder conveying and feeding system with impurity removing function |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3208848U (en) * | 2015-12-07 | 2017-02-23 | 溪霖 游 | Vibration sieving machine |
| CN106733085A (en) * | 2016-12-19 | 2017-05-31 | 天津雪赢世纪专利技术有限公司 | A kind of first crush efficiency Chinese herbal medicine grinding screening plant high |
| CN209451515U (en) * | 2018-12-21 | 2019-10-01 | 溧阳市金牛环保机械有限公司 | A kind of filter device of mine deduster |
| CN111298964A (en) * | 2020-03-27 | 2020-06-19 | 海南博成制药有限公司 | Traditional chinese medicine extraction element through intermittent type formula vibrations realization screening edulcoration |
| CN211637300U (en) * | 2019-12-05 | 2020-10-09 | 湖南兴弘新材料科技有限公司 | Metal powder screening device |
| CN211660116U (en) * | 2019-12-29 | 2020-10-13 | 临沂鑫海新型材料有限公司 | Screening plant is smashed to nickel alloy raw and other materials convenient to clearance |
| CN213001177U (en) * | 2020-06-24 | 2021-04-20 | 河南科达东大国际工程有限公司 | Aluminum oxide impurity and slag removal device |
| CN213443160U (en) * | 2020-10-19 | 2021-06-15 | 江西亿友药业有限公司 | Intermittent type formula granule automatic packaging machine |
| CN214872727U (en) * | 2020-12-12 | 2021-11-26 | 天津市先锋三维科技有限公司 | 3D printer consumptive material edulcoration device |
-
2021
- 2021-12-24 CN CN202111599637.3A patent/CN114260471A/en active Pending
Patent Citations (9)
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|---|---|---|---|---|
| JP3208848U (en) * | 2015-12-07 | 2017-02-23 | 溪霖 游 | Vibration sieving machine |
| CN106733085A (en) * | 2016-12-19 | 2017-05-31 | 天津雪赢世纪专利技术有限公司 | A kind of first crush efficiency Chinese herbal medicine grinding screening plant high |
| CN209451515U (en) * | 2018-12-21 | 2019-10-01 | 溧阳市金牛环保机械有限公司 | A kind of filter device of mine deduster |
| CN211637300U (en) * | 2019-12-05 | 2020-10-09 | 湖南兴弘新材料科技有限公司 | Metal powder screening device |
| CN211660116U (en) * | 2019-12-29 | 2020-10-13 | 临沂鑫海新型材料有限公司 | Screening plant is smashed to nickel alloy raw and other materials convenient to clearance |
| CN111298964A (en) * | 2020-03-27 | 2020-06-19 | 海南博成制药有限公司 | Traditional chinese medicine extraction element through intermittent type formula vibrations realization screening edulcoration |
| CN213001177U (en) * | 2020-06-24 | 2021-04-20 | 河南科达东大国际工程有限公司 | Aluminum oxide impurity and slag removal device |
| CN213443160U (en) * | 2020-10-19 | 2021-06-15 | 江西亿友药业有限公司 | Intermittent type formula granule automatic packaging machine |
| CN214872727U (en) * | 2020-12-12 | 2021-11-26 | 天津市先锋三维科技有限公司 | 3D printer consumptive material edulcoration device |
Non-Patent Citations (1)
| Title |
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| 余洲生: "《气力输送及其应用》", 28 February 1989, 人民交通出版社, pages: 38 * |
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