CN111760631A - Grinder is used in production of powder class pesticide - Google Patents
Grinder is used in production of powder class pesticide Download PDFInfo
- Publication number
- CN111760631A CN111760631A CN202010673741.1A CN202010673741A CN111760631A CN 111760631 A CN111760631 A CN 111760631A CN 202010673741 A CN202010673741 A CN 202010673741A CN 111760631 A CN111760631 A CN 111760631A
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- China
- Prior art keywords
- annular
- fixed
- grinding roller
- box body
- section
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B02C4/10—Crushing or disintegrating by roller mills with a roller co-operating with a stationary member
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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
- B02C23/02—Feeding devices
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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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
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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
- 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
- B02C4/42—Driving mechanisms; Roller speed control
Abstract
The invention discloses a grinding device for powder pesticide production, which comprises a box body, wherein an inner shell is arranged in the box body, a grinding roller is arranged in the inner shell, a motor is fixed at the upper end of the box body, an output shaft of the motor is fixed with a rotating shaft, the lower end of the rotating shaft extends into the box body and is connected with the bottom of the box body through a bearing, the rotating shaft vertically penetrates through the grinding roller and is fixed with the grinding roller, an annular through hole is formed in the upper end of the box body, more than two fixing rods are fixed in the annular through hole, an annular slide rail is arranged outside the upper end of the box body and positioned at the annular through hole, more than two slide blocks are arranged on the annular slide rail, a feeding barrel is fixed on each slide block and is communicated with the annular through hole. The grinding device for producing the powder pesticide can prevent the material from being blocked between the grinding roller and the inner shell due to too fast feeding.
Description
Technical Field
The invention relates to a grinding device, in particular to a grinding device for powder pesticide production.
Background
The powder is a dry agent obtained by mixing and crushing the original medicine, a large amount of filler (carrier) and a proper amount of stabilizer. Its performance requirements are mainly fineness, uniformity, stability and powder-spitting property. The average particle size of the traditional powder is about 10um, the drift of the powder is the most serious, and researchers later put forward non-drift powder with the average particle size of 20-30 um. The pesticide is easy to block in the grinding process, so that the grinding rate is reduced, and the pesticide needs to be repeatedly overhauled by workers.
Disclosure of Invention
The invention aims to provide a grinding device for producing powder pesticide, which can prevent materials from being blocked between a grinding roller and an inner shell due to too fast feeding.
In order to achieve the purpose, the invention provides the following technical scheme:
a grinding device for powder pesticide production comprises a box body, an inner shell is arranged in the box body, a grinding roller is arranged in the inner shell, a motor is fixed at the upper end of the box body, an output shaft of the motor is fixed with the rotating shaft, the lower end of the rotating shaft extends into the box body and is connected with the bottom of the box body through a bearing, the rotating shaft vertically penetrates through the grinding roller and is fixed with the grinding roller, the upper end of the box body is provided with an annular perforation, more than two fixed rods are fixed in the annular perforation, an annular slide rail is arranged at the upper end of the box body and outside the annular perforation, more than two slide blocks are arranged on the annular slide rail, the feeding cylinder is fixed on the sliding blocks, the feeding cylinder penetrates through the sliding blocks to be communicated with the annular through holes, the sliding blocks are fixed with the rotating shaft through connecting rods respectively, arc-shaped baffles are fixed between every two adjacent sliding blocks, and the annular baffles are located at the upper ends of the annular through holes.
Preferably, the grinding roller consists of a first circular truncated cone section, a first cylindrical section, a second circular truncated cone section and a second cylindrical section from top to bottom in sequence.
Preferably, the diameter of the lower end face of the first circular truncated cone section, the diameter of the first cylindrical section and the diameter of the upper end face of the second circular truncated cone section are the same, and the diameter of the lower end face of the second circular truncated cone section is the same as that of the second cylindrical section.
Preferably, lower part is equipped with cavity one in the grinding roller, evenly be provided with the discharge opening on the two outer walls of round platform section, the discharge opening communicates with cavity one through discharging channel respectively, the box lower extreme is equipped with the discharge gate, discharge gate upper end and cavity one intercommunication, the box below is equipped with screw conveyer, discharge gate lower extreme and screw conveyer's feed inlet intercommunication, screw conveyer's discharge gate and bucket elevator's feed inlet intercommunication, bucket elevator's discharge gate and feedstock channel intercommunication, feedstock channel slope sets up, feedstock channel stretches into in the inner casing.
Preferably, the feeding channel is obliquely arranged and is higher close to one end of the bucket elevator.
Preferably, the upper end of the grinding roller is provided with a second cavity, the upper end of the second cavity is provided with a fixed plate, the fixed plate is connected with the grinding roller through a bearing, the upper end of the fixed plate is fixed with the lower end of the annular supporting plate, the upper end of the annular supporting plate is fixed with the top of the box body, the fixed plate is provided with a feed inlet, the feed channel sequentially penetrates through the annular supporting plate and the feed inlet and extends into the second cavity, an annular groove is formed in the periphery of the first cylindrical section, a feed hole is formed in the annular groove, and the feed hole is communicated with the second cavity through.
Preferably, a filter screen is fixed at the discharge hole.
Compared with the prior art, the invention has the beneficial effects that:
1) by arranging the plurality of feeding cylinders, and the feeding cylinders continuously rotate along the annular slide rail, the materials can uniformly enter between the grinding roller and the inner shell, the feeding speed of the materials can be reduced, and the materials are prevented from being blocked between the grinding roller and the inner shell due to too fast feeding;
2) the grinding roller is designed in a segmented manner, so that the diameters of all segments of the grinding roller are different, and the grinding effect can be improved;
3) through the arrangement of the discharge hole, excessive materials at the second round platform section can enter the first cavity from the discharge hole and then enter between the grinding roller and the inner shell again through the screw conveyor, the bucket elevator, the second cavity and the inclined channel, so that the blocking phenomenon is prevented; secondly, through setting up the annular groove, can prevent that jam phenomenon from appearing in cylinder section department.
Drawings
FIG. 1 is a schematic structural diagram of a grinding device for producing powder pesticides in an embodiment of the invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a top view of the housing in an embodiment of the invention;
FIG. 4 is a plan view of the upper end surface of the case in the embodiment of the present invention;
FIG. 5 is a schematic view showing the structure of an abrasive roll in the embodiment of the present invention;
in the figure, 1, a box body, 2, an inner shell, 3, a grinding roller, 301, a first circular truncated cone section, 302, a first cylindrical section, 303, a second circular truncated cone section, 304, a second cylindrical section, 305, a first cavity, 306, a discharge hole, 307, a filter screen, 308, a discharge channel, 309, a second cavity, 310, an annular groove, 311, a feed hole, 312, an inclined channel, 4, a motor, 5, a rotating shaft, 6, an annular perforation, 7, a fixing rod, 8, an annular slide rail, 9, a slide block, 10, a feed cylinder, 11, a connecting rod, 12, an arc baffle, 13, a discharge hole, 14, a spiral conveyor, 15, a bucket elevator, 16, a feed channel, 17, a fixing plate, 18, an annular supporting plate, 19 and a feed inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a grinding device for powder pesticide production includes a box 1, an inner housing 2 is disposed in the box 1, and a grinding roller 3 is disposed in the inner housing 2. The upper end of the box body 1 is fixed with a motor 4, an output shaft of the motor 4 is fixed with a rotating shaft 5, the lower end of the rotating shaft 5 extends into the box body 1 and is connected with the bottom of the box body 1 through a bearing, and the rotating shaft 5 vertically penetrates through the grinding roller 3 and is fixed with the grinding roller 3. The upper end of the box body 1 is provided with an annular perforation 6, and more than two fixed rods 7 are fixed in the annular perforation 6. An annular slide rail 8 is arranged at the upper end of the box body 1 and outside the annular perforation 6, more than two slide blocks 9 are arranged on the annular slide rail 8, a feeding cylinder 10 is fixed on the slide blocks 9, the feeding cylinder 10 penetrates through the slide blocks 9 to be communicated with the annular perforation 6, and the slide blocks 9 are respectively fixed with the rotating shaft 5 through connecting rods 11. An arc-shaped baffle plate 12 is fixed between two adjacent sliding blocks 9, and the annular baffle plate is positioned at the upper end of the annular through hole 6.
The grinding roller 3 is composed of a first circular truncated cone section 301, a first cylindrical section 302, a second circular truncated cone section 303 and a second cylindrical section 304 from top to bottom in sequence. The diameter of the lower end face of the first circular truncated cone section 301, the diameter of the first cylindrical section 302 and the diameter of the upper end face of the second circular truncated cone section 303 are the same, and the diameter of the lower end face of the second circular truncated cone section 303 is the same as that of the second cylindrical section 304.
The inner lower part of the grinding roller 3 is provided with a first cavity 305, the outer wall of the second circular truncated cone section 303 is uniformly provided with discharge holes 306, and a filter screen 307 is fixed at the discharge holes 306. The discharge holes 306 are respectively communicated with the first cavity 305 through a discharge channel 308, the lower end of the box body 1 is provided with a discharge hole 13, and the upper end of the discharge hole 13 is communicated with the first cavity 305. A screw conveyor 14 is arranged below the box body 1, the lower end of the discharge port 13 is communicated with a feed port 19 of the screw conveyor 14, and the discharge port 13 of the screw conveyor 14 is communicated with the feed port 19 of the bucket elevator 15. The discharge port 13 of the bucket elevator 15 is communicated with the feeding channel 16, the feeding channel 16 is obliquely arranged, one end of the feeding channel close to the bucket elevator 15 is higher, and the feeding channel 16 extends into the inner shell 2.
The upper end of the grinding roller 3 is provided with a second cavity 309, the upper end of the second cavity 309 is provided with a fixing plate 17, the fixing plate 17 is connected with the grinding roller 3 through a bearing, and the fixing plate 17 is provided with a through hole for the rotating shaft 5 to pass through. The upper end of the fixed plate 17 is fixed with the lower end of the annular supporting plate 18, and the upper end of the annular supporting plate 18 is fixed with the top of the box body 1. The annular support plate 18 prevents a large amount of material from falling onto the upper end of the grinding roll 3. The fixed plate 17 is provided with a feed inlet 19, the feed channel 16 sequentially penetrates through the annular support plate 18 and the feed inlet 19 to extend into the second cavity 309, the periphery of the first cylindrical section 302 is provided with an annular groove 310, the annular groove 310 is provided with a feed hole 311, and the feed hole 311 is communicated with the second cavity 309 through an inclined channel 312.
The working principle is as follows: the motor 4 is started, the motor 4 drives the rotating shaft 5 to rotate, and the rotating shaft 5 drives the grinding roller 3 and the connecting rod 11 to rotate. The connecting rod 11 drives the sliding block 9 to move along the annular sliding rail 8, so that materials in the feeding barrel 10 can be uniformly fed around the rotating shaft 5, and the annular baffle plate can prevent impurities from entering the box body 1 from the annular through hole 6. After entering the inner shell 2, the material falls into a gap between the inner shell 2 and the grinding roller 3 and is crushed into small-particle-size particles under the extrusion of the grinding roller 3 and the inner shell 2. The diameter of the first circular table section 301 is gradually reduced from top to bottom, so that the materials can be gradually crushed, when the materials enter between the second circular table section 303 and the inner shell 2, most of the materials move downwards, are extruded by the second cylindrical section 304 and the inner shell 2 and then are ground, and then are discharged; when excessive materials exist at the second circular table section 303, part of the materials enter the first cavity 305 through the filter screen 307, the discharge hole 306 and the discharge channel 308, then enter the second cavity 309 through the discharge hole 13, the screw conveyor 14, the bucket elevator 15 and the feed channel 16, enter the annular groove 310 along the inclined channel 312 and the feed hole 311, enter between the second circular table section 303 and the inner shell 2 under the action of centrifugal force and gravity, and are ground, so that the blockage caused by the excessive materials is prevented.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a powder class grinder for pesticide production which characterized in that: the power distribution box comprises a box body, be equipped with interior casing in the box, be equipped with the grinding roller in the interior casing, the box upper end is fixed with the motor, the output shaft and the pivot of motor are fixed, the pivot lower extreme stretches into in the box and passes through the bearing with the bottom half and be connected, the pivot is vertical to run through the grinding roller and fixed with the grinding roller, the box upper end is equipped with the annular perforation, the annular perforation internal fixation has more than two dead levers, the box upper end just is located the annular perforation and is equipped with the annular slide rail outward, install the slider more than two on the annular slide rail, be fixed with a feeding section of thick bamboo on the slider, a feeding section of thick bamboo passes slider and annular perforation intercommunication, the slider is fixed through connecting rod and pivot respectively, adjacent two be fixed with cowl between the.
2. The grinding device for powder pesticide production as set forth in claim 1, wherein: the grinding roller is sequentially composed of a first circular truncated cone section, a first cylindrical section, a second circular truncated cone section and a second cylindrical section from top to bottom.
3. The grinding device for powder pesticide production as set forth in claim 2, characterized in that: the diameter of the lower end face of the first circular table section, the diameter of the first cylindrical section and the diameter of the upper end face of the second circular table section are the same, and the diameter of the lower end face of the second circular table section is the same as that of the second cylindrical section.
4. The grinding device for powder pesticide production as set forth in claim 2, characterized in that: the grinding roller is characterized in that a first cavity is formed in the inner lower portion of the grinding roller, discharge holes are evenly formed in the outer wall of the round platform section and communicated with the first cavity through discharge channels respectively, a discharge port is formed in the lower end of the box body, the upper end of the discharge port is communicated with the first cavity, a spiral conveyor is arranged below the box body, the lower end of the discharge port is communicated with a feed port of the spiral conveyor, the discharge port of the spiral conveyor is communicated with the feed port of a bucket elevator, the discharge port of the bucket elevator is communicated with the feed channel, and the feed channel stretches into the inner shell.
5. The grinding device for powder pesticide production as set forth in claim 4, wherein: the feeding channel is obliquely arranged, and one end of the feeding channel close to the bucket elevator is higher.
6. The grinding device for powder pesticide production as set forth in claim 4, wherein: the grinding roller is characterized in that a second cavity is formed in the upper end of the grinding roller, a fixing plate is arranged at the upper end of the second cavity and connected with the grinding roller through a bearing, the upper end of the fixing plate is fixed to the lower end of the annular supporting plate, the upper end of the annular supporting plate is fixed to the top of the box body, a feed port is formed in the fixing plate, the feed channel sequentially penetrates through the annular supporting plate and the feed port and stretches into the second cavity, an annular groove is formed in the periphery of the first cylindrical section, a feed hole is formed in the annular groove, and the feed hole is communicated with.
7. The grinding device for powder pesticide production as set forth in claim 4, wherein: and a filter screen is fixed at the discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673741.1A CN111760631B (en) | 2020-07-14 | 2020-07-14 | Grinder is used in production of powder class pesticide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673741.1A CN111760631B (en) | 2020-07-14 | 2020-07-14 | Grinder is used in production of powder class pesticide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111760631A true CN111760631A (en) | 2020-10-13 |
| CN111760631B CN111760631B (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010673741.1A Active CN111760631B (en) | 2020-07-14 | 2020-07-14 | Grinder is used in production of powder class pesticide |
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| Country | Link |
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| CN (1) | CN111760631B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385259A (en) * | 2021-05-06 | 2021-09-14 | 宜兴新威利成耐火材料有限公司 | Be used for high aluminium carborundum prefab apparatus for producing and screening plant thereof |
| CN113617467A (en) * | 2021-07-09 | 2021-11-09 | 安徽德亚电池有限公司 | Electricity core raw and other materials dosing unit |
| CN113634320A (en) * | 2021-07-09 | 2021-11-12 | 安徽德亚电池有限公司 | Mixing arrangement for electric core material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20309650U1 (en) * | 2003-06-22 | 2004-11-04 | Weima Maschinenbau Gmbh | Comminuting machine for wood and waste has comminuting roller with counter cutter and surrounding screen with through port |
| CN107095337A (en) * | 2017-06-20 | 2017-08-29 | 谢陈钗 | A kind of herding Blendling-device of feedstuffs |
| CN206810123U (en) * | 2017-04-18 | 2017-12-29 | 赣州市金东门化工有限公司 | A kind of environmentally friendly white glue with vinyl device for fully mixing |
| CN207839116U (en) * | 2017-11-24 | 2018-09-11 | 江西瑞龙药业有限公司 | A kind of Radix Notoginseng convenient for discharging is used and beats powder device |
| CN208115680U (en) * | 2018-03-25 | 2018-11-20 | 安徽东泰建筑装饰材料有限公司 | External-wall exterior insulation water-repellent paint mixing machine |
| CN209020474U (en) * | 2018-08-17 | 2019-06-25 | 芜湖新农夫机械有限公司 | A kind of insulation perfluoroethylene-propylene CABLE MATERIALS grinder |
-
2020
- 2020-07-14 CN CN202010673741.1A patent/CN111760631B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20309650U1 (en) * | 2003-06-22 | 2004-11-04 | Weima Maschinenbau Gmbh | Comminuting machine for wood and waste has comminuting roller with counter cutter and surrounding screen with through port |
| CN206810123U (en) * | 2017-04-18 | 2017-12-29 | 赣州市金东门化工有限公司 | A kind of environmentally friendly white glue with vinyl device for fully mixing |
| CN107095337A (en) * | 2017-06-20 | 2017-08-29 | 谢陈钗 | A kind of herding Blendling-device of feedstuffs |
| CN207839116U (en) * | 2017-11-24 | 2018-09-11 | 江西瑞龙药业有限公司 | A kind of Radix Notoginseng convenient for discharging is used and beats powder device |
| CN208115680U (en) * | 2018-03-25 | 2018-11-20 | 安徽东泰建筑装饰材料有限公司 | External-wall exterior insulation water-repellent paint mixing machine |
| CN209020474U (en) * | 2018-08-17 | 2019-06-25 | 芜湖新农夫机械有限公司 | A kind of insulation perfluoroethylene-propylene CABLE MATERIALS grinder |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113385259A (en) * | 2021-05-06 | 2021-09-14 | 宜兴新威利成耐火材料有限公司 | Be used for high aluminium carborundum prefab apparatus for producing and screening plant thereof |
| CN113385259B (en) * | 2021-05-06 | 2023-12-05 | 宜兴新威利成耐火材料有限公司 | Be used for high aluminium carborundum prefab apparatus for producing and screening plant thereof |
| CN113617467A (en) * | 2021-07-09 | 2021-11-09 | 安徽德亚电池有限公司 | Electricity core raw and other materials dosing unit |
| CN113634320A (en) * | 2021-07-09 | 2021-11-12 | 安徽德亚电池有限公司 | Mixing arrangement for electric core material |
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| Publication number | Publication date |
|---|---|
| CN111760631B (en) | 2021-07-16 |
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