CN112892685A - Screening plant is used in calcium powder production - Google Patents
Screening plant is used in calcium powder production Download PDFInfo
- Publication number
- CN112892685A CN112892685A CN202110252237.9A CN202110252237A CN112892685A CN 112892685 A CN112892685 A CN 112892685A CN 202110252237 A CN202110252237 A CN 202110252237A CN 112892685 A CN112892685 A CN 112892685A
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- Prior art keywords
- screening
- calcium powder
- feeding bin
- discharging
- powder production
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/20—Stationary drums with moving interior agitators
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a screening device for calcium powder production, which comprises a shell, wherein the top of the shell is provided with a feeding bin and a negative pressure material sucking port, the bottom of the feeding bin is funnel-shaped with a large upper part and a small lower part, the lower part of the feeding bin is provided with a screening mechanism, and the bottom of the feeding bin is provided with a discharging mechanism for discharging calcium powder which does not reach the standard; the screening mechanism comprises a plurality of discharging holes formed in the side face of the lower portion of the feeding bin, a screening cylinder body communicated with the discharging holes is rotatably arranged on each discharging hole through a rotary support, screening holes are formed in the screening cylinder body, spiral blades are arranged on the inner wall of the screening cylinder body, the upper end portions of the spiral blades extend into the feeding bin, a plugging plate is arranged at the lower end of the screening cylinder body, and a fixed shaft is arranged at the bottom of the plugging plate; the invention adopts a plurality of synchronously rotating screening barrels to screen the calcium powder, and simultaneously utilizes the negative pressure provided by the negative pressure material suction port to intensively collect the screened calcium powder, thereby greatly improving the screening efficiency of the calcium powder.
Description
Technical Field
The invention relates to the technical field of calcium powder screening equipment, in particular to a screening device for calcium powder production.
Background
With the development of society and science and technology, the flour mills are also being updated continuously, from the original Raymond flour mill mainly used in the mining industry of marble, limestone, calcite and other various materials with Mohs hardness not more than 7 grade 280, chemical milling process to the novel flour mill replacing Raymond mill, calcium powder is the main component of limestone and calcite, is usually used as filler, and is also widely used in the daily chemical industry of rubber, plastics, paper making, paint, ink, cable, building products, food, medicine, textile, feed, toothpaste and the like, the calcium powder is used as filler to increase the volume of the product and reduce the production cost, the calcium powder is mainly white stone containing more than 90% of calcium carbonate, and the prepared finished product is widely applied by crushing, grading and separating, therefore, the sieving machine plays an important role in the processing and manufacturing process of the calcium powder and is an important tool for widely applying the calcium powder, is also a great driving force for promoting the development of calcium powder.
However, the existing sieving machine has low efficiency and can not meet the production requirements. Therefore, there is a need to develop a new sieving structure for calcium powder.
Disclosure of Invention
In view of the above, the invention aims to provide a screening device for calcium powder production, which is used for screening calcium powder by adopting a plurality of synchronously rotating screening cylinders and intensively collecting the screened calcium powder by using negative pressure provided by a negative pressure suction port, so that the screening efficiency of the calcium powder is greatly improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the screening device for calcium powder production comprises a shell, wherein a feeding bin and a negative pressure material sucking port are arranged at the top of the shell, the bottom of the feeding bin is funnel-shaped with a large upper part and a small lower part, a screening mechanism is arranged at the lower part of the feeding bin, and a discharging mechanism for discharging calcium powder which does not reach the standard is arranged at the bottom of the feeding bin;
screening mechanism including seting up a plurality of blowing holes of the lower part side of feeding storehouse, all rotate through slewing bearing on every blowing hole be provided with one with the communicating screening barrel in blowing hole, the screening hole has been seted up on the screening barrel, set up helical blade on the inner wall of screening barrel, helical blade's upper end stretches into in the feeding storehouse, the lower extreme of screening barrel sets up the closure plate, the bottom of closure plate sets up the fixed axle, is located screening barrel below be provided with the division board in the casing, the division board will the power room of upper portion and lower part is separated into to the inner chamber of casing, the fixed axle passes through the bearing and installs on the division board, set up in the power room and be used for synchronous drive the rotary drive mechanism of the whole fixed axles of screening mechanism.
Further, the rotary driving mechanism comprises a rotary driving module arranged in the power chamber, a mounting plate is arranged above the rotary driving module in the power chamber, an output shaft of the rotary driving module is rotatably arranged on the mounting plate through a bearing, a driving helical gear is arranged on the output shaft of the rotary driving module, and a driven helical gear meshed with the driving helical gear is arranged on the fixing shaft.
Furthermore, the discharge mechanism comprises a discharge valve communicated with the bottom of the feeding bin, a material receiving groove plate inclined downwards is arranged in the sieving chamber below the discharge valve, and the lower end of the material receiving groove plate is communicated with a discharge opening formed in the shell.
Further, the rotary driving module adopts a hydraulic motor, or an electric motor, or a pneumatic motor.
Further, a pair of crushing rollers are rotatably provided in the housing, and one of the pair of crushing rollers is driven by a motor.
Further, a feed hopper is arranged at the top of the feeding bin.
Further, the bottom of the shell is provided with a support leg.
Further, the negative pressure material suction port is communicated with a negative pressure powder collecting system through a pipeline.
Furthermore, the side wall of the power chamber is provided with heat dissipation holes, and exhaust fans are installed in the heat dissipation holes.
Further, the number of the discharge holes is 2 to 6.
The invention has the beneficial effects that:
aiming at the technical problems that the existing sieving machine is low in efficiency and cannot meet the production requirements in the prior art, the invention provides a sieving device for calcium powder production, which comprises a shell, wherein the top of the shell is provided with a feeding bin and a negative pressure material sucking port, the bottom of the feeding bin is funnel-shaped with a large upper part and a small lower part, the lower part of the feeding bin is provided with a sieving mechanism, and the bottom of the feeding bin is provided with a discharging mechanism for discharging calcium powder which does not reach the standard; wherein, screening mechanism is including seting up a plurality of blowing holes in the lower part side of feed bin, all rotate through slewing bearing on every blowing hole be provided with one with the communicating screening barrel in blowing hole, the screening hole has been seted up on the screening barrel, set up helical blade on the inner wall of screening barrel, helical blade's upper end stretches into in the feed bin, the lower extreme of screening barrel sets up the closure plate, the bottom of closure plate sets up the fixed axle, be located the casing of screening barrel below and be provided with the division board, the division board separates the inner chamber of casing into the screening room on upper portion and the power house of lower part, the fixed axle passes through the bearing and installs on the division board, set up the rotary drive mechanism who is used for synchronous drive screening mechanism's whole fixed axles in the power house.
In addition, the rotary driving mechanism comprises a rotary driving module arranged in the power chamber, a mounting plate is arranged in the power chamber and above the rotary driving module, an output shaft of the rotary driving module is rotatably arranged on the mounting plate through a bearing, a driving helical gear is arranged on the output shaft of the rotary driving module, and a driven helical gear meshed with the driving helical gear is arranged on the fixed shaft.
In addition, the discharging mechanism comprises a discharging valve communicated with the bottom of the feeding bin, a material receiving groove plate inclined downwards is arranged in the sieving chamber below the discharging valve, and the lower end of the material receiving groove plate is communicated with a discharging opening formed in the shell.
When the large-particle calcium powder screening machine works, calcium powder to be screened enters the feeding bin from the feeding hopper, and is firstly crushed before being screened under the crushing of the pair of crushing rollers, so that the large-particle calcium powder is prevented from entering the screening mechanism to influence the screening effect; then, the crushed calcium powder falls into the feeding bin, the upper end of the spiral blade conveys the calcium powder to be screened in the feeding bin into the screening cylinder when the spiral blade rotates forwards, and the calcium powder with particles smaller than the diameter of the screening hole is screened out from the screening hole under the action of the rotary centrifugal force of the screening cylinder and the negative pressure provided by the negative pressure suction port; when the amount of calcium powder collected by a negative pressure powder collecting system communicated with a negative pressure material suction port is reduced sharply, the calcium powder with the granularity smaller than the diameter of a screening hole in the screening cylinder is screened out completely, the screening cylinder is reversed at the moment, the helical blade is driven to be reversed so as to convey the calcium powder with large particles in the screening cylinder into a feeding bin from the screening cylinder, and then a discharge valve is opened so as to discharge the calcium powder with large particles in the feeding bin along a material receiving groove plate and through a discharge port arranged on the shell; after the discharge of large-particle calcium powder is finished, closing the discharge valve, continuously adding the calcium powder to be screened into the feeding bin, and switching the screening cylinder to forward rotation to continuously screen the calcium powder to be screened; and repeating the steps to complete the sieving of the calcium powder.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
FIG. 1 is a schematic structural diagram of a sieving device for calcium powder production according to the present invention;
reference numerals:
a housing 100; a feed bin 110; a negative pressure material suction port 120; a sizing chamber 130; a lower power chamber 140; heat dissipation holes 141; an exhaust fan 142; a pair of crushing rollers 150; a feed hopper 160; legs 170; a negative pressure powder collection system 180; a screening mechanism 200; a discharge hole 210; a slewing bearing 220; a screening drum 230; a screening hole 231; a helical blade 240; a plugging plate 250; a fixed shaft 260; a partition plate 270; a rotation driving mechanism 280; a rotation driving module 281; a mounting plate 282; a driving bevel gear 283; the driven helical gear 284; a discharge mechanism 300; a discharge valve 310; the receiving chute plate 320.
Detailed Description
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein. It should be understood that, for the sake of clarity, the terms "front, back, left, right, up, down" and the like used herein refer to the orientation terms with respect to fig. 1, and the orientation terms are not changed by the conversion of the drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
As shown in fig. 1: the utility model provides a screening plant is used in calcium powder production, includes the casing, the casing top is provided with feeding storehouse and negative pressure and inhales the material mouth, the bottom in feeding storehouse is big-end-up's hourglass hopper-shaped, the lower part in feeding storehouse is provided with screening mechanism, the bottom in feeding storehouse sets up the row's of being used for discharging calcium powder up to standard not arranging material mechanism.
Specifically, as shown in fig. 1, the screening device for calcium powder production comprises a housing 100, wherein a feeding bin 110 and a negative pressure material suction port 120 are arranged at the top of the housing 100, the bottom of the feeding bin 110 is funnel-shaped with a large upper part and a small lower part, a screening mechanism 200 is arranged at the lower part of the feeding bin 110, and a discharging mechanism 300 for discharging calcium powder which does not reach the standard is arranged at the bottom of the feeding bin 110;
the screening mechanism 200 comprises a plurality of discharge holes 210 formed in the lower side of the feed bin 110, each discharge hole 210 is rotatably provided with a screening cylinder 230 communicated with the discharge hole 210 through a rotary support 220, the screening cylinder 230 is provided with screening holes 231, the inner wall of the screening cylinder 230 is provided with helical blades 240, the upper end of the spiral blade 240 extends into the feeding bin 110, the lower end of the screening cylinder 230 is provided with a blocking plate 250, a fixed shaft 260 is provided at the bottom of the blocking plate 250, a separation plate 270 is provided in the casing 100 below the sieving cylinder 230, the partition plate 270 divides the inner cavity of the casing 100 into an upper classifying chamber 130 and a lower power chamber 140, the fixed shaft 260 is mounted on the partition plate 270 through a bearing, and a rotation driving mechanism 280 for synchronously driving all the fixed shafts 260 of the classifying mechanism 200 is provided in the power chamber 140.
In the embodiment, the calcium powder to be sieved enters the feeding bin from the feeding hopper, the upper end of the spiral blade conveys the calcium powder to be sieved in the feeding bin into the sieving cylinder when the spiral blade rotates forwards, and the calcium powder with particles smaller than the diameter of the sieving hole is sieved out from the sieving hole under the action of the rotating centrifugal force of the sieving cylinder and the negative pressure provided by the negative pressure suction port; after the calcium powder volume that negative pressure powder collecting system that is linked together with negative pressure material sucking mouth collected sharply reduces, it shows that the calcium powder that the granularity is less than screening hole diameter in the screening barrel has all been screened out, and the screening barrel reverses this moment, and then drives helical blade and reverses in order to carry the calcium powder that the granule is big in the screening barrel to the feeding storehouse in by the screening barrel in to discharge in time from screening barrel and feeding storehouse with the calcium powder of big granule, and then get into the screening of next time. The invention adopts a plurality of synchronously rotating screening barrels to screen the calcium powder, and simultaneously utilizes the negative pressure provided by the negative pressure material suction port to intensively collect the screened calcium powder, thereby greatly improving the screening efficiency of the calcium powder.
According to an embodiment of the present invention, as shown in fig. 1, the rotation driving mechanism 280 includes a rotation driving module 281 disposed in the power chamber 140, a mounting plate 282 is disposed in the power chamber 140 above the rotation driving module 281, an output shaft of the rotation driving module 281 is rotatably disposed on the mounting plate 282 through a bearing, a driving helical gear 283 is disposed on the output shaft of the rotation driving module 281, and a driven helical gear 284 engaged with the driving helical gear 283 is disposed on the fixed shaft 260.
In this embodiment, after the rotary driving mechanism adopts the above structure, only one rotary driving module is needed to carry out positive and negative rotation rotary driving on all the screening cylinders, the structure is compact, the cost is low, and the competitiveness of the product is greatly improved.
According to an embodiment of the present invention, as shown in fig. 1, in order to facilitate discharging the calcium powder which is not up to standard and is pushed into the feeding bin when the sieving cylinder 230 is reversed, the discharging mechanism 300 includes a discharging valve 310 communicated with the bottom of the feeding bin 110, a material receiving chute plate 320 which is inclined downwards is arranged inside the sieving chamber 130 below the discharging valve 310, and the lower end of the material receiving chute plate 320 is communicated with a discharging opening formed on the housing 100; thus, when the screening cylinder 230 rotates positively, the helical blade 240 in the screening cylinder 230 rotates positively along with the screening cylinder, at this time, the calcium powder to be screened in the feeding bin 110 is conveyed into the screening cylinder 230 by the upper end of the helical blade 240, and then the calcium powder with particles smaller than the diameter of the screening hole 231 is screened out through the screening hole 231 under the action of the rotating centrifugal force of the screening cylinder 230 and the negative pressure provided by the negative pressure suction port.
According to an embodiment of the present invention, as shown in fig. 1, the rotation driving module 281 is a hydraulic motor, and it is obvious that the rotation driving module 281 may be of other types, such as an electric motor or a pneumatic motor, and can also perform the same function.
According to an embodiment of the present invention, as shown in fig. 1, in order to primarily pulverize the calcium powder entering the feeding bin 110 and prevent large particles of calcium powder from entering the sieving mechanism to affect the sieving effect, a pair of crushing rollers 150 is rotatably disposed in the housing 100, and one of the pair of crushing rollers 150 is driven by a motor.
According to one embodiment of the present invention, as shown in fig. 1, a feed hopper 160 is provided at the top of the feed bin 110 in order to facilitate the feeding of the calcium powder to be sieved into the feed bin 110.
According to one embodiment of the present invention, as shown in fig. 1, legs 170 are provided at the bottom of the housing 100 in order to facilitate placement of the present invention.
According to one embodiment of the present invention, as shown in fig. 1, the negative pressure material suction port 120 is connected to a negative pressure powder collecting system 180 through a pipeline. The negative pressure powder collecting system 180 adopts the existing equipment on the market, such as a cyclone collector, or a negative pressure powder collector composed of a powder collector and a fan, on one hand, the calcium powder sieved by the sieving mechanism is timely pumped out by using negative pressure; on the other hand can provide a negative pressure environment for screening barrel and the feeding storehouse of screening mechanism simultaneously, can enough speed up the outside suction flow of calcium powder like this, can avoid the dust to give off by the feeding storehouse and cause dust pollution in the external environment again.
According to an embodiment of the present invention, as shown in fig. 1, in order to facilitate heat dissipation of the power compartment 140 and avoid high temperature in the power compartment 140 from affecting the operation of the rotation driving module 281, heat dissipation holes 141 are formed in a sidewall of the power compartment 140, and an exhaust fan 142 is installed in the heat dissipation holes 141.
According to one embodiment of the present invention, as shown in fig. 1, the number of the discharge holes 210 corresponds to the number of the screening cylinders 230, the number of the discharge holes 210 is 2, it is obvious that the number of the discharge holes 210 may be set to other numbers, such as 3, 4, 5 or 6.
The working principle of the invention is as follows: the method comprises the following steps that calcium powder to be sieved enters a feeding bin from a feeding hopper, and is firstly crushed before sieving under the crushing of a pair of crushing rollers so as to prevent large-particle calcium powder from entering a sieving mechanism to influence the sieving effect; then, the crushed calcium powder falls into the feeding bin, the upper end of the spiral blade conveys the calcium powder to be screened in the feeding bin into the screening cylinder when the spiral blade rotates forwards, and the calcium powder with particles smaller than the diameter of the screening hole is screened out from the screening hole under the action of the rotary centrifugal force of the screening cylinder and the negative pressure provided by the negative pressure suction port; when the amount of calcium powder collected by a negative pressure powder collecting system communicated with a negative pressure material suction port is reduced sharply, the calcium powder with the granularity smaller than the diameter of a screening hole in the screening cylinder is screened out completely, the screening cylinder is reversed at the moment, the helical blade is driven to be reversed so as to convey the calcium powder with large particles in the screening cylinder into a feeding bin from the screening cylinder, and then a discharge valve is opened so as to discharge the calcium powder with large particles in the feeding bin along a material receiving groove plate and through a discharge port arranged on the shell; after the discharge of large-particle calcium powder is finished, closing the discharge valve, continuously adding the calcium powder to be screened into the feeding bin, and switching the screening cylinder to forward rotation to continuously screen the calcium powder to be screened; and repeating the steps to complete the sieving of the calcium powder.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a screening plant is used in calcium powder production which characterized in that: the device comprises a shell, wherein a feeding bin and a negative pressure material sucking port are arranged at the top of the shell, the bottom of the feeding bin is funnel-shaped with a large upper part and a small lower part, a screening mechanism is arranged at the lower part of the feeding bin, and a discharging mechanism for discharging calcium powder which does not reach the standard is arranged at the bottom of the feeding bin;
screening mechanism including seting up a plurality of blowing holes of the lower part side of feeding storehouse, all rotate through slewing bearing on every blowing hole be provided with one with the communicating screening barrel in blowing hole, the screening hole has been seted up on the screening barrel, set up helical blade on the inner wall of screening barrel, helical blade's upper end stretches into in the feeding storehouse, the lower extreme of screening barrel sets up the closure plate, the bottom of closure plate sets up the fixed axle, is located screening barrel below be provided with the division board in the casing, the division board will the power room of upper portion and lower part is separated into to the inner chamber of casing, the fixed axle passes through the bearing and installs on the division board, set up in the power room and be used for synchronous drive the rotary drive mechanism of the whole fixed axles of screening mechanism.
2. The screening device for calcium powder production according to claim 1, characterized in that: the rotary driving mechanism comprises a rotary driving module arranged in the power chamber, the power chamber is internally provided with a mounting plate above the rotary driving module, an output shaft of the rotary driving module is rotatably arranged on the mounting plate through a bearing, a driving helical gear is arranged on the output shaft of the rotary driving module, and a driven helical gear meshed with the driving helical gear is arranged on the fixed shaft.
3. The screening device for calcium powder production according to claim 1, characterized in that: the discharging mechanism comprises a discharging valve communicated with the bottom of the feeding bin, a material receiving groove plate inclined downwards is arranged in the sieving chamber below the discharging valve, and the lower end of the material receiving groove plate is communicated with a discharging opening formed in the shell.
4. The screening device for calcium powder production according to claim 2, characterized in that: the rotary driving module adopts a hydraulic motor, an electric motor or a pneumatic motor.
5. The screening device for calcium powder production according to claim 1, characterized in that: a pair of crushing rollers are rotatably arranged in the shell, and one of the pair of crushing rollers is driven by a motor.
6. The screening device for calcium powder production according to claim 5, characterized in that: the top of the feeding bin is provided with a feeding hopper.
7. The calcium powder production sieving device according to any one of claims 1 to 6, characterized in that: the bottom of the shell is provided with supporting legs.
8. The calcium powder production sieving device according to any one of claims 1 to 6, characterized in that: and the negative pressure material suction port is communicated with the negative pressure powder collecting system through a pipeline.
9. The calcium powder production sieving device according to any one of claims 1 to 6, characterized in that: the side wall of the power chamber is provided with heat dissipation holes, and exhaust fans are installed in the heat dissipation holes.
10. The screening device for calcium powder production according to claim 1, characterized in that: the number of the discharging holes is 2 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110252237.9A CN112892685A (en) | 2021-03-08 | 2021-03-08 | Screening plant is used in calcium powder production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110252237.9A CN112892685A (en) | 2021-03-08 | 2021-03-08 | Screening plant is used in calcium powder production |
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| CN112892685A true CN112892685A (en) | 2021-06-04 |
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| CN202110252237.9A Pending CN112892685A (en) | 2021-03-08 | 2021-03-08 | Screening plant is used in calcium powder production |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558671A (en) * | 2022-02-25 | 2022-05-31 | 吉林农业大学 | Production method and device for green circulating agriculture |
| CN115415000A (en) * | 2022-08-29 | 2022-12-02 | 广东必得星辉化学工业有限公司 | Electronic film printing ink production processing equipment and processing technology thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3866842A (en) * | 1973-01-24 | 1975-02-18 | Buehler Ag Geb | Grinding mill |
| CN208320963U (en) * | 2018-03-08 | 2019-01-04 | 定西劲特新材料有限公司 | A kind of graphite composite powder Automatic sieve material device |
| CN111102823A (en) * | 2020-01-10 | 2020-05-05 | 湖北欣新蓝环保科技有限公司 | Drying and cleaning machine |
| CN111167843A (en) * | 2020-03-04 | 2020-05-19 | 深圳市君颂自动化科技有限公司 | Garbage recycling device and method |
| CN211726101U (en) * | 2019-12-24 | 2020-10-23 | 河南力驰新能源科技有限公司 | Reducing mechanism for lithium cell negative electrode material |
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2021
- 2021-03-08 CN CN202110252237.9A patent/CN112892685A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3866842A (en) * | 1973-01-24 | 1975-02-18 | Buehler Ag Geb | Grinding mill |
| CN208320963U (en) * | 2018-03-08 | 2019-01-04 | 定西劲特新材料有限公司 | A kind of graphite composite powder Automatic sieve material device |
| CN211726101U (en) * | 2019-12-24 | 2020-10-23 | 河南力驰新能源科技有限公司 | Reducing mechanism for lithium cell negative electrode material |
| CN111102823A (en) * | 2020-01-10 | 2020-05-05 | 湖北欣新蓝环保科技有限公司 | Drying and cleaning machine |
| CN111167843A (en) * | 2020-03-04 | 2020-05-19 | 深圳市君颂自动化科技有限公司 | Garbage recycling device and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558671A (en) * | 2022-02-25 | 2022-05-31 | 吉林农业大学 | Production method and device for green circulating agriculture |
| CN114558671B (en) * | 2022-02-25 | 2023-04-11 | 吉林农业大学 | Production method and device for green circulating agriculture |
| CN115415000A (en) * | 2022-08-29 | 2022-12-02 | 广东必得星辉化学工业有限公司 | Electronic film printing ink production processing equipment and processing technology thereof |
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Application publication date: 20210604 |