CN110844625A - High-precision powder guiding and weighing mechanism - Google Patents
High-precision powder guiding and weighing mechanism Download PDFInfo
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- CN110844625A CN110844625A CN201910983974.9A CN201910983974A CN110844625A CN 110844625 A CN110844625 A CN 110844625A CN 201910983974 A CN201910983974 A CN 201910983974A CN 110844625 A CN110844625 A CN 110844625A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
- B65G65/463—Devices for emptying otherwise than from the top using screw conveyors arranged vertically or substantially vertically within the container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G17/00—Apparatus for or methods of weighing material of special form or property
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- Mechanical Engineering (AREA)
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- General Physics & Mathematics (AREA)
- Basic Packing Technique (AREA)
Abstract
The invention relates to the technical field of powder weighing, and particularly discloses a high-precision powder guiding and weighing mechanism which comprises a powder feeding mechanism and a workbench, wherein the powder feeding mechanism comprises a fixed plate, the fixed plate is fixedly connected to the top of the workbench and close to the right side of the center, a feeding box is fixedly connected to the top of the fixed plate and close to the front side of the fixed plate, four corners of the bottom of the fixed plate are fixedly connected with connecting rods, a receiving plate is fixedly connected between the bottoms of the four connecting rods, a feeding barrel is fixedly connected to the center of the top of the receiving plate, a case is fixedly connected to the center of the top of the fixed plate, a driving motor is fixedly connected to the center of the top of the case, a stirring rod is fixedly connected to the output of the; the invention replaces the traditional method of measuring the powder precision through a volume algorithm, does not need to customize a powder container, increases the weighing precision and improves the weighing efficiency.
Description
Technical Field
The invention relates to the technical field of powder weighing, in particular to a high-precision powder guiding and weighing mechanism.
Background
The micro high-precision powder weighing work is widely applied to the fields of new energy, pharmacy and the like. The method is characterized in that a weight reducing method is generally adopted for weighing trace high-precision powder, a large amount of powder is guided into a customized die by the weight reducing method, the weight of the powder is obtained through calculation according to the die volume and the density of the powder, but the weight reducing method needs to customize a specific die according to different products, the working process is relatively complex, the applicability is poor, the manufacturing cost is high, a large amount of time needs to be consumed for weighing the powder, meanwhile, when the powder is guided into the die, a large amount of dust is generated inevitably, the raw material waste is easily caused, the environment is polluted, after the powder is guided into the die, the powder granularity difference is large, the flowability is poor, and the quality of the powder is influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a high-precision powder guiding and weighing mechanism which has the advantages of high weighing precision, high weighing efficiency, no pollution and the like and solves the problems of large particle size difference and poor flowability of powder.
The invention relates to a high-precision powder guiding and weighing mechanism, which comprises a powder feeding mechanism and a workbench, wherein the powder feeding mechanism comprises a fixed plate, the fixed plate is fixedly connected to the top of the workbench and is close to the right side of the center, the top of the fixed plate and the position close to the front side are fixedly connected with a feeding box, four corners of the bottom of the fixed plate are fixedly connected with connecting rods, a bearing plate is fixedly connected between the bottoms of the four connecting rods, the center of the top of the bearing plate is fixedly connected with a feeding barrel, the top of the feeding barrel is attached to the bottom of the fixed plate, the bottom of the feeding box is communicated with the top of the feeding barrel, the center of the top of the fixed plate is fixedly connected with a case, the center of the top of the case is fixedly connected with a driving motor, the output end of the driving motor penetrates, the bottom of the stirring rod extends to the inside of the feeding barrel, the bottom of the feeding barrel penetrates through the center of the bottom of the receiving plate and is fixedly connected with the feeding hopper, the center of the bottom of the stirring rod is fixedly connected with the spiral feeding rod, the surface of the spiral feeding rod is attached to the inner wall of the portion, close to the bottom of the feeding hopper, powder is prevented from directly falling from the feeding hopper, a weighing sensor is fixedly connected to the center of the top of the workbench, close to the right side of the workbench, the top of the weighing sensor is provided with the measuring cup, the center of the measuring cup and the center of the feeding hopper are located on the same vertical line, the structural arrangement guarantees that the powder can accurately fall into the measuring cup, the four corners of the bottom of the workbench are fixedly connected with the supporting rods, and the bottom plates are fixedly connected between.
According to the high-precision powder guiding and weighing mechanism, the connecting plate is fixedly connected to the center of the bottom plate, the universal wheels are fixedly connected to four corners of the bottom of the connecting plate, the limiting plate is fixedly connected to the center of the bottom of the connecting plate, the threaded rod is connected to the centers of the top of the limiting plate and the front side and the back side in a threaded mode, the bottom of the threaded rod penetrates through the bottom of the limiting plate and is fixedly connected with the anti-slip pad, the nut is connected to the surface of the threaded rod in a threaded mode, the bottom of the nut is fixedly connected with the top of the limiting plate, and due to the adoption of the structure, a worker can move the device conveniently, meanwhile, the anti-slip pad can be in contact with the ground by screwing the.
According to the high-precision powder guiding and weighing mechanism, the left side and the right side of the feeding box are both in an isosceles trapezoid structure, the back surface of the feeding box is hinged with the turnover cover, and due to the adoption of the structure, the feeding difficulty is reduced, and the feeding efficiency is improved.
According to the high-precision powder guiding and weighing mechanism, the sealing plug is fixedly connected to the center of the bottom of the turnover cover, the shape structure of the sealing plug is matched with that of the opening in the top of the feeding box, and the structure is arranged, so that the feeding box can be sealed when the device works, powder is prevented from splashing to the outside, and the pollution to the environment is reduced.
The high-precision powder guiding and weighing mechanism comprises a fixed plate, a measuring cup carrying mechanism, a screen vibrating mechanism, a vibrating motor and a screen, wherein the measuring cup carrying mechanism is fixedly connected to the bottom of the fixed plate, the screen vibrating mechanism is fixedly connected to the center of the left side of the top of a workbench, the screen vibrating mechanism comprises a vibrating motor and a screen, and the output end of the vibrating motor is fixedly connected with the screen.
The high-precision powder guiding-out weighing mechanism is characterized in that the center of the top of a bottom plate is fixedly connected with a weighing platform independent mechanism, the top of the weighing platform independent mechanism is fixedly connected with a supporting frame, and the top of the supporting frame is fixedly connected with the bottom of a workbench.
According to the high-precision powder guiding and weighing mechanism, the powder recovery barrel is arranged at the center of the top of the workbench and close to the front, the positioning plates are fixedly connected to the positions of the top of the workbench and close to the periphery of the powder recovery barrel, the structure is arranged, so that the effect of collecting redundant powder is achieved, and the pollution to the environment in the working process is further reduced.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the stirring rod arranged in the feeding barrel is matched with the spiral feeding rod fixedly connected with the bottom of the stirring rod, so that powder with different particle sizes, bulk density, flowability and other characteristics can be uniformly distributed in the container through the change of the speed of the screw rod after the powder enters the feeding barrel, meanwhile, the spiral feeding rod can be used as a powder feeder, the uniformly stirred powder can be regularly and quantitatively pushed by adjusting the rotating speed of the driving motor according to different weights, the requirement of controlling the powder discharging precision is met through the accurate control and braking of the starting and stopping time of the spiral feeding rod, and the powder can be weighed by matching with the measuring cup and the weighing sensor arranged at the bottom of the feeding hopper.
2. The powder weighing device is convenient to operate, avoids the phenomenon that powder splashes when being guided into a die traditionally, has a protection effect on the environment, can be suitable for powder with different particle sizes, bulk densities and flowability, replaces the traditional method of measuring the precision of the powder through a volume algorithm, does not need to customize a powder container, is wide in applicability, increases the weighing precision, and improves the weighing efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic front view of the powder feeding mechanism of the present invention;
FIG. 3 is a schematic perspective view of a feed box according to the present invention;
fig. 4 is a schematic front view of the connecting plate of the present invention.
In the figure: 1. a powder feeding mechanism; 11. a fixing plate; 12. a chassis; 13. a drive motor; 14. a feeding box; 141. a cover is turned; 142. a sealing plug; 15. a connecting rod; 16. a bearing plate; 17. a charging barrel; 171. a hopper; 18. a stirring rod; 181. a screw feed rod; 19. a work table; 2. a support frame; 3. a measuring cup carrying mechanism; 4. a screen vibrating mechanism; 5. a weighing sensor; 51. a measuring cup; 6. a powder recovery barrel; 7. a weighing platform independent mechanism; 8. a support bar; 81. a base plate; 9. a connecting plate; 91. a universal wheel; 92. a limiting plate; 93. a threaded rod; 94. a non-slip mat.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-4, the high-precision powder guiding and weighing mechanism of the present invention comprises a powder feeding mechanism 1 and a workbench 19, wherein the powder feeding mechanism 1 comprises a fixing plate 11, the fixing plate 11 is fixedly connected to the top of the workbench 19 at a position close to the right side of the center, a feeding box 14 is fixedly connected to the top of the fixing plate 11 at a position close to the front side, four corners of the bottom of the fixing plate 11 are fixedly connected with connecting rods 15, receiving plates 16 are fixedly connected between the bottoms of the four connecting rods 15, a feeding barrel 17 is fixedly connected to the center of the top of the receiving plate 16, the top of the feeding barrel 17 is attached to the bottom of the fixing plate 11, the bottom of the feeding box 14 is communicated with the top of the feeding barrel 17, the center of the top of the fixing plate 11 is fixedly connected with a case 12, a driving motor 13 is fixedly connected to the center of the top of the case 12, an, the bottom of puddler 18 extends to the inside of income storage bucket 17, the bottom of income storage bucket 17 is run through and is accepted the central authorities and the fixedly connected with hopper 171 of 16 bottoms, the central authorities fixedly connected with spiral feed bar 181 of puddler 18 bottom, the surface of spiral feed bar 181 is laminated mutually with the inner wall of the near portion at the bottom of hopper 171, this structure sets up, the direct whereabouts department from hopper 171 of powder has been avoided, workstation 19 top and be close to the central point department fixedly connected with weighing sensor 5 on right side, graduated flask 51 has been placed at weighing sensor 5 top, the center of graduated flask 51 is in same vertical line with the center of hopper 171, this structure sets up, guaranteed that the powder can accurately fall into graduated flask 51, the equal fixedly connected with bracing piece 8 in four corners of workstation 19 bottom, fixedly connected with bottom plate 81 between the bottom of four bracing pieces 8.
The left and right sides of feeding case 14 is isosceles trapezoid structure, and the back of feeding case 14 articulates there is flip 141, and this structural setting has reduced the pan feeding degree of difficulty, has improved pan feeding efficiency.
The central authorities fixedly connected with sealing plug 142 of flip 141 bottom, the shape structure of sealing plug 142 agrees with the shape structure of feed box 14 open-top mutually, and this structural setting for the device is at the during operation, and feed box 14 can be sealed up, avoids the powder to splash to the external world, has reduced the pollution to the environment.
Fixed plate 11 bottom fixedly connected with graduated flask transport mechanism 3, the left central authorities fixedly connected with screen cloth vibration mechanism 4 in workstation 19 top, screen cloth vibration mechanism include vibrating motor and screen cloth, vibrating motor's output and screen cloth looks fixed connection.
The center of the top of the bottom plate 81 is fixedly connected with a weighing platform independent mechanism 7, the top of the weighing platform independent mechanism 7 is fixedly connected with a supporting frame 2, and the top of the supporting frame 2 is fixedly connected with the bottom of the workbench 19.
19 tops of workstation and being close to positive central position department and having placed powder recycling bin 6, 19 tops of workstation and being close to the equal fixedly connected with locating plate in 6 all around positions department of powder recycling bin, this structure sets up, has played the effect of collecting to unnecessary powder, has further reduced the pollution that causes the environment in the working process.
When the powder feeder is used, a worker firstly places the measuring cup 51 on the top of the weighing sensor 5, aligns the center of the measuring cup 51 with the center of the bottom of the hopper 171, opens the flip cover 141 after the preparation is completed, then pours the powder into the charging bucket 17 from the top of the charging box 14, then covers the flip cover 141, starts the driving motor 13 at the moment, stirs and scatters the powder by the stirring rod 18 under the rotation action of the driving motor 13, gradually pushes the powder into the measuring cup 51 by the spiral feeding rod 181, and closes the driving motor 13 when the powder which is heavy in the measuring cup 51 reaches a certain amount.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a weighing mechanism is derived to high accuracy powder, includes powder feeding mechanism (1) and workstation (19), its characterized in that: the powder feeding mechanism (1) comprises a fixing plate (11), the fixing plate (11) is fixedly connected to the top of a workbench (19) and close to the right side position of the center, the top of the fixing plate (11) is fixedly connected with a feeding box (14) close to the front position, four corners of the bottom of the fixing plate (11) are fixedly connected with connecting rods (15), four bearing plates (16) are fixedly connected between the bottoms of the connecting rods (15), the center of the top of each bearing plate (16) is fixedly connected with a feeding barrel (17), the top of each feeding barrel (17) is attached to the bottom of the fixing plate (11), the bottom of each feeding box (14) is communicated with the top of each feeding barrel (17), the center of the top of the fixing plate (11) is fixedly connected with a case (12), and the center of the top of the case (12) is fixedly connected with a driving motor (13), the output end of the driving motor (13) penetrates through the inside of the case (12) and is fixedly connected with a stirring rod (18), the bottom of the stirring rod (18) extends to the inside of the feeding barrel (17), the bottom of the feeding barrel (17) penetrates through the center of the bottom of the bearing plate (16) and is fixedly connected with a feeding hopper (171), the center of the bottom of the stirring rod (18) is fixedly connected with a spiral feeding rod (181), the surface of the spiral feeding rod (181) is attached to the inner wall of the bottom close part of the feeding hopper (171), the central position of the top of the worktable (19) close to the right side is fixedly connected with a weighing sensor (5), a measuring cup (51) is placed at the top of the weighing sensor (5), the center of the measuring cup (51) and the center of the feeding hopper (171) are positioned on the same vertical line, and the four corners of the bottom of the worktable (19) are fixedly connected with supporting rods (8), bottom plates (81) are fixedly connected between the bottoms of the four support rods (8).
2. A high precision powder deriving and weighing mechanism according to claim 1, characterized in that: the utility model discloses a safety protection device, including bottom plate (81), the equal fixedly connected with universal wheel in four corners (91) of bottom plate (81) bottom, the equal fixedly connected with limiting plate (92) in four corners of connecting plate (9) bottom, the equal threaded connection in central authorities of limiting plate (92) top and being close to the front and the back has threaded rod (93), the bottom of threaded rod (93) runs through the bottom and fixedly connected with slipmat (94) of limiting plate (92), the surperficial threaded connection of threaded rod (93) has the nut, the bottom of nut and the top looks fixed connection of limiting plate (92).
3. A high precision powder deriving and weighing mechanism according to claim 1, characterized in that: the left and right sides of feeding case (14) are isosceles trapezoid structure, the back of feeding case (14) articulates there is flip (141).
4. A high precision powder deriving and weighing mechanism according to claim 3, wherein: the center of the bottom of the turnover cover (141) is fixedly connected with a sealing plug (142), and the shape structure of the sealing plug (142) is matched with the shape structure of the top opening of the feeding box (14).
5. A high precision powder deriving and weighing mechanism according to claim 1, characterized in that: fixed plate (11) bottom fixedly connected with graduated flask transport mechanism (3), workstation (19) top left central authorities fixedly connected with screen cloth vibration mechanism (4), screen cloth vibration mechanism includes vibrating motor and screen cloth, vibrating motor's output and screen cloth looks fixed connection.
6. A high precision powder deriving and weighing mechanism according to claim 1, characterized in that: the center of the top of the bottom plate (81) is fixedly connected with a weighing platform independent mechanism (7), the top of the weighing platform independent mechanism (7) is fixedly connected with a supporting frame (2), and the top of the supporting frame (2) is fixedly connected with the bottom of the workbench (19).
7. A high precision powder deriving and weighing mechanism according to claim 1, characterized in that: the powder recycling bin (6) is placed at the top of the workbench (19) and close to the central position of the front side, and positioning plates are fixedly connected to the top of the workbench (19) and close to the positions around the powder recycling bin (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910983974.9A CN110844625A (en) | 2019-10-16 | 2019-10-16 | High-precision powder guiding and weighing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910983974.9A CN110844625A (en) | 2019-10-16 | 2019-10-16 | High-precision powder guiding and weighing mechanism |
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| CN110844625A true CN110844625A (en) | 2020-02-28 |
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| CN201910983974.9A Pending CN110844625A (en) | 2019-10-16 | 2019-10-16 | High-precision powder guiding and weighing mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111896086A (en) * | 2020-08-04 | 2020-11-06 | 桂林特邦新材料有限公司 | Material conveying device of automatic powder material weighing machine |
| CN113511489A (en) * | 2021-06-29 | 2021-10-19 | 杭州电子科技大学 | High-precision micro-scale weighing device and method for flocculent powder |
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