CN115892545A - Discharging device and operation method thereof - Google Patents
Discharging device and operation method thereof Download PDFInfo
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- CN115892545A CN115892545A CN202211634995.8A CN202211634995A CN115892545A CN 115892545 A CN115892545 A CN 115892545A CN 202211634995 A CN202211634995 A CN 202211634995A CN 115892545 A CN115892545 A CN 115892545A
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- metering disc
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Abstract
The invention discloses a blanking device and an operation method thereof, wherein the blanking device comprises an upper material bin, a partition plate, a lower material bin, a metering disc, a baffle plate and a blanking pipe, wherein the upper material bin is provided with a plurality of discharge ports, the lower material bin is butted through the partition plate, the partition plate is provided with an opening, and the partition plate can slide to enable the upper material bin and the lower material bin to be communicated through the opening or to be separated by the partition plate; the metering disc is provided with a plurality of metering grooves and a plurality of feed openings, the metering disc is driven by a driving mechanism to enable the feed opening to reciprocate below the feed opening and above the feed opening, the baffle is located below the feed opening and used for blocking or opening the feed opening, and the feed opening, the feed opening and the metering disc are all detachably mounted. The invention solves the problems of further improvement of filling precision, high difficulty in disassembly and cleaning and material waste.
Description
Technical Field
The invention relates to the technical field of material filling, in particular to a blanking device and an operation method thereof.
Background
The strip bag packaging machine is mainly used for packaging in the industries of medicines, foods and cosmetics, and a blanking device of the strip bag packaging machine generally adopts an integral material bin and receives falling materials through a metering disc to perform metering blanking; the integral storage bin is large in overall processing difficulty and easy to deform, the storage bin is generally made of 316 or 304 materials, the size is large, the weight is large, the disassembly difficulty is large, after the storage bin is shut down, all tailings in the storage bin enter the metering disc, a customer needs to clean the tailings in the metering disc through a dust collector and the like, the material is wasted, and the difficulty in cleaning the metering disc is large; and to the unloading simultaneously of multirow material, the filling precision of every row of material is waited to further improve, and especially the material measurement that is used for the medicine fills the device, and the precision requirement to the material measurement is higher.
Disclosure of Invention
Technical problem to be solved
Based on the problems, the invention provides a blanking device and an operation method thereof, and solves the problems that the filling precision is to be further improved, the disassembling and cleaning difficulty is high, and the material is wasted.
(II) technical scheme
Based on the technical problem, the invention provides a blanking device, which comprises an upper material bin, a partition plate, a lower material bin, a metering disc, a baffle plate and a blanking pipe, wherein the upper material bin is provided with a plurality of discharge ports, the lower material bin is butted through the partition plate, the partition plate is provided with an opening, and the partition plate can slide to enable the upper material bin and the lower material bin to be communicated through the opening or to be separated by the partition plate; the metering disc is provided with a plurality of metering grooves and a plurality of feed openings, the metering disc is driven by a driving mechanism to enable the feed opening to move up and down, the baffle is located below the feed opening and used for blocking or opening the feed opening, and the feed opening, the feed opening and the metering disc are all detachably mounted.
Furthermore, one side of feed bin is equipped with the recovery recess down, the baffle slides and makes go up feed bin and feed bin down by when the baffle separates, the opening is located retrieve the top of recess.
Furthermore, a partition plate handle and a positioning pin hole are arranged on the partition plate, the partition plate handle is used for pulling the partition plate to slide, and the partition plate is inserted into the positioning pin hole and the limiting hole through a positioning pin and used for fixing the partition plate.
Furthermore, the blanking device further comprises a linear bearing, the two ends of the shaft of the linear bearing are connected with the partition plate, and the linear bearing is fixed on the feeding bin, so that the partition plate slides along the shaft of the linear bearing.
Furthermore, the feeding bin is detachably mounted through a first fixing handle and a first fixing screw, the discharging bin is detachably mounted through a second fixing handle and a second fixing screw, and the metering disc is detachably mounted through a handle of the metering disc and a third fixing screw.
Furthermore, the blanking device further comprises a metering servo motor, a crank connecting rod and a synchronous wheel assembly, the metering disc is connected with the synchronous wheel assembly through the crank connecting rod, and the synchronous wheel assembly is connected with the metering servo motor.
Furthermore, a scraper is arranged above the metering disc and used for scraping materials in the metering groove on the metering disc.
Furthermore, the blanking device further comprises a baffle servo motor and a rod end bearing, and the baffle is connected with the baffle servo motor through the rod end bearing.
Furthermore, the blanking device also comprises a servo feedback motor, a synchronizing wheel and a screw nut group, wherein the servo feedback motor is connected with the screw nut group through the synchronizing wheel, the screw nut group is connected with the metering disc, and the servo feedback motor is used for receiving a feedback signal of a host to start running when blanking precision is deviated; the feed screw nut group is used for adjusting the volume of the metering disc.
The invention also discloses an operation method of the blanking device, which comprises the following steps:
when the material receiving device is in an operating state, the feeding bin and the discharging bin are communicated through the opening, materials in the feeding bin fall onto the metering disc positioned below the discharging bin from the discharging port of the discharging bin, after the materials are received, the metering disc is driven to move towards the upper part of the discharging tube until the discharging port is aligned with the discharging tube, and the baffle is driven to open the discharging port to perform metering discharging; after the blanking is finished, driving a baffle to block the blanking port, and driving a metering disc to return to the lower part of the blanking bin for receiving; when the feed opening is aligned with the feed pipe, the baffle is driven to move along with the metering disc and block the feed opening all the time;
when the machine is in a shutdown state, the partition plate slides to the upper storage bin and the lower storage bin, the upper storage bin is separated by the partition plate, the upper storage bin is dismounted, and excess materials in openings of the upper storage bin and the partition plate are recovered; and detaching the metering disc, and cleaning the metering disc.
(III) advantageous effects
The technical scheme of the invention has the following advantages:
(1) The feeding bin is designed into a plurality of independent discharge ports, and is in butt joint with the discharging bin independently, so that the control difficulty of discharging precision is indirectly reduced while the uniformity of materials at each discharge port is ensured; the metering disc and the baffle controlled by the driving mechanism reciprocate under the precise matching, so that precise metering and blanking from a plurality of blanking ports of the metering disc are realized; materials in the metering groove are scraped through the scraper plate, so that the materials are uniformly distributed on the metering disc, the materials are uniformly discharged from each discharging opening every time, and the discharging accuracy and stability are further improved;
(2) According to the invention, the communication or the closing between the discharge hole of the upper storage bin and the feed inlet of the lower storage bin is realized through the slidable partition plate positioned between the upper storage bin and the lower storage bin, and the weight, the volume, the processing difficulty and the disassembly difficulty of each part are reduced by designing the blanking device into a detachable structure with the upper storage bin, the lower storage bin and the metering disc separated, so that each part can be conveniently disassembled for replacement and cleaning;
(3) When the metering disc and the baffle are driven to control, the metering disc and the baffle are precisely matched to reciprocate between the material receiving station and the discharging station, and when the discharging opening of the metering disc is aligned with the discharging pipe, the baffle opens the discharging opening, so that precise metering discharging from a plurality of discharging openings of the metering disc is realized;
(4) The upper material bin and the lower material bin are separated by the sliding partition plate in a shutdown state, so that the amount of excess materials entering the metering disc in the shutdown state is reduced, the excess materials in the lower material bin only need to run empty, the residue of tailings is reduced, the cleaning difficulty of the metering disc is reduced, the materials at the opening of the partition plate enter the recovery groove along with the sliding so as to be recovered, and the excess materials in the upper material bin are also conveniently recovered after being dismounted, so that the waste of the materials is reduced, and the cleaning workload is reduced;
(5) According to the invention, the servo feedback motor receives a feedback signal of the host when the blanking precision is deviated, controls the linear motion of the screw rod nut group, adjusts the volume of the metering disc, realizes the on-line automatic adjustment without stopping, ensures the production efficiency and further improves the blanking precision.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and not to be construed as limiting the invention in any way, and in which:
FIG. 1 is a schematic structural diagram of a blanking device according to an embodiment of the present invention in an operating state;
FIG. 2 is a schematic structural diagram of a blanking device in a shutdown state according to an embodiment of the present invention;
FIG. 3 is a top view of an upper bin of an embodiment of the present invention;
FIG. 4 is a schematic three-dimensional structure diagram of a blanking device according to an embodiment of the invention;
FIG. 5 is a schematic view of the unloading device according to the embodiment of the present invention;
in the figure: 1: feeding a bin; 2: a partition plate; 3: discharging a bin; 4: a servo feedback motor; 5: a synchronizing wheel; 6: a screw nut set; 7: a metering disc; 8: a discharging pipe; 9: a baffle plate; 10: a rod end bearing; 11: a baffle servo motor; 12: a crank connecting rod; 13: a metering servo motor; 14: a synchronizing wheel assembly; 15: a linear bearing; 16: recovering the groove; 17: a squeegee; 101: fixing a first handle; 102: a first fixing screw; 701: a metering disc handle; 702: and fixing a third screw.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The embodiment of the invention relates to a blanking device, which comprises an upper storage bin 1, a partition plate 2, a lower storage bin 3, a metering disc 7, a baffle plate 9 and a blanking pipe 8, wherein the upper storage bin 1 is provided with a plurality of discharge holes, the lower storage bin 3 is butted through the partition plate 2, the partition plate 2 is provided with an opening, and the partition plate 2 can slide to ensure that the upper storage bin 1 and the lower storage bin 3 are communicated through the opening or are separated by the partition plate 2; metering disc 7 is equipped with a plurality of metering tanks and a plurality of feed opening, metering disc 7 makes through the actuating mechanism drive the below of feed bin 3 with the top reciprocating motion of unloading pipe 8, baffle 9 is located the below of feed opening is used for blocking or opening the feed opening, it is demountable installation to go up feed bin 1, feed bin 3 and metering disc 7. One side of the lower bin 3 is provided with a recovery groove 16, and when the partition board 2 slides to separate the upper bin 1 and the lower bin 3 by the partition board 2, as shown in fig. 2, the opening is located above the recovery groove 16.
Specifically, the blanking device is further provided with a linear bearing 15 for sliding the partition board 2, the upper storage bin 1 and the lower storage bin 3 are detachably mounted on two steps of a mounting seat on the side surface, the two linear bearings 15 are respectively fixed at two ends of a bottom plate of the upper storage bin 1, two ends of a shaft of each linear bearing 15 are mounted on the partition board 2, so that the partition board 2 slides along the shaft of each linear bearing 15, the linear bearings 15 reduce pushing resistance, and stability is improved; the partition board 2 is provided with a partition board handle for pulling the partition board 2 to start sliding; be equipped with the locating pin hole on the baffle 2, insert through the locating pin hole, work as when the locating pin falls into spacing hole, baffle 2 is fixed, stops to slide, thereby makes baffle 2 has two stations: when the partition plate 2 is positioned at the operation station, the opening of the partition plate 2 is arranged below the discharge hole of the upper storage bin 1, and the discharge hole of the upper storage bin 1 is communicated with the feed hole of the lower storage bin 3 through the opening of the partition plate 2; when baffle 2 is located the shut down station, go up the discharge gate of feed bin 1, the feed inlet of feed bin 3 is by baffle 2 separates and closes, the opening of baffle 2 is in retrieving recess 16 top, the opening of baffle 2 communicates with each other with retrieving recess 16, the clout of the opening part of baffle 2 gets into and retrieves recess 16.
The blanking device further comprises a metering servo motor 13, a crank connecting rod 12, a synchronous wheel assembly 14, a baffle servo motor 11 and a rod end bearing 10, wherein the metering disc 7 is connected with the synchronous wheel assembly 14 through the crank connecting rod 12, the synchronous wheel assembly 14 is connected with the metering servo motor 13, the metering servo motor 13 drives the metering disc 7 to reciprocate between a material receiving station and a blanking station, a plurality of blanking ports are arranged below one end of the metering disc 7, the material receiving station is arranged below the blanking bin 3, and the blanking station is arranged when the blanking ports are positioned above the blanking pipe 8; baffle 9 passes through rod end bearing 10 and connects baffle servo motor 11, baffle servo motor 11 drives baffle 9 cooperation metering disc 7 reciprocating motion makes block when metering disc 7's feed opening is misaligned to unloading pipe 8 the feed opening of metering disc 7 is opened when metering disc 7's feed opening is aligned to unloading pipe 8 the feed opening of metering disc 7. The metering disc 7 and the baffle 9 are precisely matched by controlling servo curves of a metering servo motor 13 and a baffle servo motor 11 respectively, the matching clearance reaches below 0.004mm, the metering servo motor 13 drives the metering disc 7 to reciprocate below the blanking bin 3 and above the blanking pipe 8,
the utility model discloses a material unloading device, including metering disc 7, material unloading mouth, metering disc 7 is equipped with the scraper blade 17 of two L types for when metering disc 7 passes through scraper blade 17, strickle off the material in the metering tank on the metering disc 7, make the material evenly distributed be in on the metering disc 7, so that the material evenly follow every time the feed opening unloading, further improve the unloading accuracy.
Unloader still is equipped with servo feedback motor 4, synchronizing wheel 5 and screw-nut group 6, servo feedback motor 4 passes through synchronizing wheel 5 and connects screw-nut group 6, screw-nut group 6 is connected metering disc 7, servo feedback motor 4 receives host computer feedback signal when the deviation appears in the unloading precision, drives synchronizing wheel 5 rotates, then by screw-nut group 6 turns into linear motion, adjusts metering disc 7's volume realizes the online automatically regulated of not shutting down, further improves the unloading precision when guaranteeing production efficiency.
Go up feed bin 1 through three-dimensional curved surface design, simulate the material runner, separate the discharge gate through the arc curved surface, as shown in fig. 3, a plurality of independent discharge gates and feed bin 3 dock alone, when guaranteeing that the material of each discharge gate is even, indirectly reduced the control degree of difficulty of unloading precision.
The feeding bin 1, the discharging bin 3 and the metering disc 7 are all separated and detachably mounted; as shown in fig. 4-5, the upper bunker 1 is installed through a first fixing handle 101 and a first fixing screw 102, and when the upper bunker 1 needs to be disassembled and cleaned, the first fixing handle 101 and the first fixing screw 102 are loosened, and the upper bunker 1 can be lifted upwards to be disassembled; the lower bin 3 is mounted through a second fixing handle and a second fixing screw, when the lower bin 3 needs to be disassembled and cleaned, the second fixing handle and the second fixing screw are loosened, and the lower bin 3 can be disassembled by lifting upwards; the metering disc 7 is designed to be quickly detached, is installed through a metering disc handle 701 and a fixing screw III 702, is in sliding fit with the upper surface and the lower surface, the fixing screw III 702 is loosened, and the metering disc 7 is pulled out through the metering disc handle 701; go up feed bin 1, feed bin 3, separation, demountable installation structure of metering disc 7 for need not demolish other parts, simple and convenient easy the trade, convenient cleanness.
The invention also discloses an operation method of the blanking device, which comprises an operation state and a shutdown state, and the operation method comprises the following specific steps:
when the blanking device is in an operating state, as shown in fig. 1, the partition plate 2 is positioned at an operating station, the discharge ports of the upper bin 1 are communicated with the feed ports of the lower bin 3 through the openings of the partition plate 2, and materials in the upper bin 1 fall onto a metering disc 7 which is positioned below the lower bin 3 and is a receiving station from a plurality of discharge ports of the lower bin 3; after the material receiving is finished, the metering servo motor 13 drives the metering disc 7 to move from the lower part of the discharging bin 3 to the upper part of the discharging pipe 8 until the discharging opening is aligned with the discharging pipe 8, namely, the metering disc moves from the material receiving station to the discharging station, in the process, when the metering disc 7 passes through the scraper 17, the scraper 17 scrapes the material in the groove, and the baffle servo motor 11 drives the baffle 9 to move along with the metering disc 7 and block the discharging opening; after the materials arrive at the blanking station, the plurality of blanking ports of the metering disc 7 are aligned with the plurality of blanking pipes 8, the baffle servo motor 11 drives the baffle 9 to move to open the blanking ports, and the materials on the metering disc 7 are accurately metered and blanked from the blanking ports; after the blanking is finished, the baffle servo motor 11 drives the baffle 9 to move to block the blanking port and move along with the metering disc 7, and the metering servo motor 13 drives the metering disc 7 to move from the upper part of the blanking pipe 8 to the lower part of the blanking bin 3 for receiving materials, namely, from the blanking station to the material receiving station; except that when the feed opening is aligned with the feed pipe 8, the driving baffle 9 moves along with the metering disc 7 and always blocks the feed opening.
When the blanking device is in a shutdown state, as shown in fig. 2, a positioning pin on a partition plate 2 is opened, the partition plate 2 is pulled by a partition plate handle to slide to a shutdown station from an operation station along a shaft of a linear bearing 15, a discharge hole of an upper storage bin 1 and a feed hole of a lower storage bin 3 are both closed by the partition plate 2, an opening of the partition plate 2 is communicated with a recovery groove 16, and a material at the opening of the partition plate 2 enters the recovery groove 16 to recover the material in the recovery groove 16; loosening the first fixing handle 101 and the first fixing screw 102, lifting the upper storage bin 1 upwards, detaching the upper storage bin 1, recovering the excess materials in the upper storage bin 1 and cleaning the upper storage bin 1; loosening the third fixing screw 702, pulling the metering disc 7 out through the metering disc handle 701, and cleaning the metering disc 7; and loosening the second fixing handle and the second fixing screw, lifting the lower feed bin 3 upwards, and detaching the lower feed bin 3 for cleaning. Go up feed bin 1, feed bin 3, metering disc 7 equal separation and demountable installation, in time close the feed inlet of feed bin 3 down through baffle 2 to get into the material of the opening part of baffle 2 and retrieve recess 16, reduced the volume that gets into the clout in the metering disc 7 when shutting down, only need to run the clout in the feed bin 3 down empty, reduce the remaining of tails, reduce the clean degree of difficulty of metering disc 7.
In summary, the blanking device and the operation method thereof have the following advantages:
(1) The feeding bin is designed into a plurality of independent discharge ports, and is in butt joint with the discharging bin independently, so that the control difficulty of discharging precision is indirectly reduced while the uniformity of materials at each discharge port is ensured; the metering disc and the baffle plate controlled by the driving mechanism reciprocate under the precise matching to realize the precise metering and blanking of a plurality of blanking ports of the metering disc; materials in the metering groove are scraped through the scraper plate, so that the materials are uniformly distributed on the metering disc, the materials are uniformly discharged from each discharging opening every time, and the discharging accuracy and stability are further improved;
(2) According to the invention, the communication or the closing between the discharge hole of the upper storage bin and the feed inlet of the lower storage bin is realized through the slidable partition plate positioned between the upper storage bin and the lower storage bin, and the weight, the volume, the processing difficulty and the disassembly difficulty of each part are reduced by designing the blanking device into a detachable structure with the upper storage bin, the lower storage bin and the metering disc separated, so that each part can be conveniently disassembled for replacement and cleaning;
(3) When the metering disc and the baffle are driven to control, the metering disc and the baffle are precisely matched to reciprocate between the material receiving station and the discharging station, and when the discharging opening of the metering disc is aligned with the discharging pipe, the baffle opens the discharging opening, so that precise metering discharging from a plurality of discharging openings of the metering disc is realized;
(4) The upper material bin and the lower material bin are separated by the sliding partition plate in a shutdown state, so that the amount of excess materials entering the metering disc in the shutdown state is reduced, the excess materials in the lower material bin only need to run empty, the residue of tailings is reduced, the cleaning difficulty of the metering disc is reduced, the materials at the opening of the partition plate enter the recovery groove along with the sliding so as to be recovered, and the excess materials in the upper material bin are also conveniently recovered after being dismounted, so that the waste of the materials is reduced, and the cleaning workload is reduced;
(5) According to the invention, the servo feedback motor receives a feedback signal of the host when the blanking precision is deviated, controls the linear motion of the screw rod nut group, adjusts the volume of the metering disc, realizes the on-line automatic adjustment without stopping, ensures the production efficiency and further improves the blanking precision.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. The blanking device is characterized by comprising an upper material bin (1), a partition plate (2), a lower material bin (3), a metering disc (7), a baffle plate (9) and a blanking pipe (8), wherein the upper material bin (1) is provided with a plurality of discharge holes, the lower material bin (3) is butted through the partition plate (2), an opening is formed in the partition plate (2), and the partition plate (2) can slide to enable the upper material bin (1) and the lower material bin (3) to be communicated through the opening or separated through the partition plate (2); metering disc (7) are equipped with a plurality of metering tanks and a plurality of feed opening, metering disc (7) make through the actuating mechanism drive the below of feed bin (3) down with the top reciprocating motion of unloading pipe (8), baffle (9) are located the below of feed opening is used for blocking or opens the feed opening, it is demountable installation to go up feed bin (1), feed bin (3) and metering disc (7).
2. The blanking device according to the claim 1, characterized in that one side of the lower bin (3) is provided with a recovery groove (16), and the partition (2) slides to make the opening above the recovery groove (16) when the upper bin (1) and the lower bin (3) are separated by the partition (2).
3. The blanking device according to the claim 1, characterized in that the clapboard (2) is provided with a clapboard handle and a positioning pin hole, the clapboard handle is used for pulling the clapboard (2) to slide, and the clapboard handle is inserted into the positioning pin hole and the limiting hole through the positioning pin and is used for fixing the clapboard (2).
4. The blanking device according to claim 3, characterized in that it further comprises a linear bearing (15), said partition (2) connecting the two ends of the shaft of the linear bearing (15), said linear bearing (15) being fixed on said upper silo (1) so that said partition (2) slides along the shaft of the linear bearing (15).
5. The blanking device according to the claim 1, characterized in that the upper bin (1) is detachably mounted by a first fixing handle (101) and a first fixing screw (102), the lower bin (3) is detachably mounted by a second fixing handle and a second fixing screw, and the metering disc (7) is detachably mounted by a handle (701) of the metering disc and a third fixing screw (702).
6. The blanking device according to the claim 1, characterized in that, the blanking device also includes a metering servo motor (13), a crank connecting rod (12) and a synchronous wheel assembly (14), the metering disc (7) is connected with the synchronous wheel assembly (14) through the crank connecting rod (12), the synchronous wheel assembly (14) is connected with the metering servo motor (13).
7. A blanking device according to claim 1, characterized in that a scraper (17) is arranged above the metering disc (7) for scraping material in the metering slot of the metering disc (7).
8. The blanking device according to claim 1, further comprising a baffle servo motor (11) and a rod end bearing (10), wherein the baffle (9) is connected to the baffle servo motor (11) through the rod end bearing (10).
9. The blanking device according to claim 1, wherein the blanking device further comprises a servo feedback motor (4), a synchronizing wheel (5) and a screw nut set (6), the servo feedback motor (4) is connected with the screw nut set (6) through the synchronizing wheel (5), the screw nut set (6) is connected with the metering disc (7), and the servo feedback motor (4) is used for receiving a host feedback signal to start running when blanking accuracy is deviated; the feed screw nut group (6) is used for adjusting the volume of the metering disc (7).
10. A method for operating a blanking unit according to any one of claims 1 to 9, characterized in that it comprises:
when the material receiving device is in an operating state, the upper material bin (1) is communicated with the lower material bin (3) through the opening, materials in the upper material bin (1) fall onto the metering disc (7) positioned below the lower material bin (3) from the discharge hole of the lower material bin (3), after the materials are completely received, the metering disc (7) is driven to move towards the upper part of the lower material tube (8) until the discharge hole is aligned with the lower material tube (8), and the baffle (9) is driven to open the discharge hole for metering and discharging; after the blanking is finished, a driving baffle (9) blocks the blanking port, and a metering disc (7) is driven to return to the lower part of the blanking bin (3) for receiving the material; when the blanking opening is aligned with the blanking pipe (8), the baffle (9) is driven to move along with the metering disc (7) and block the blanking opening all the time;
when the machine is stopped, the partition plate (2) slides to the upper storage bin (1) and the lower storage bin (3) and is separated by the partition plate (2), the upper storage bin (1) is dismounted, and the excess materials in the openings of the upper storage bin (1) and the partition plate (2) are recovered; -unloading the metering disc (7) and cleaning the metering disc (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211634995.8A CN115892545A (en) | 2022-12-19 | 2022-12-19 | Discharging device and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211634995.8A CN115892545A (en) | 2022-12-19 | 2022-12-19 | Discharging device and operation method thereof |
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| CN115892545A true CN115892545A (en) | 2023-04-04 |
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| CN202211634995.8A Pending CN115892545A (en) | 2022-12-19 | 2022-12-19 | Discharging device and operation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382954A (en) * | 2023-12-11 | 2024-01-12 | 中节能(达州)新材料有限公司 | Glass bead split charging variable volume metering device and method |
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2022
- 2022-12-19 CN CN202211634995.8A patent/CN115892545A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382954A (en) * | 2023-12-11 | 2024-01-12 | 中节能(达州)新材料有限公司 | Glass bead split charging variable volume metering device and method |
| CN117382954B (en) * | 2023-12-11 | 2024-02-06 | 中节能(达州)新材料有限公司 | Glass bead split charging variable volume metering device and method |
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