CN111420762B - Automatic ball mill of business turn over material - Google Patents
Automatic ball mill of business turn over material Download PDFInfo
- Publication number
- CN111420762B CN111420762B CN202010379962.8A CN202010379962A CN111420762B CN 111420762 B CN111420762 B CN 111420762B CN 202010379962 A CN202010379962 A CN 202010379962A CN 111420762 B CN111420762 B CN 111420762B
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- discharging
- ball mill
- discharge
- feed
- automatic
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- 239000000463 material Substances 0.000 title claims abstract description 44
- 230000007306 turnover Effects 0.000 title claims description 3
- 238000007599 discharging Methods 0.000 claims abstract description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000002002 slurry Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000000498 ball milling Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000000428 dust Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000036541 health Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000227 grinding Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses an automatic feeding and discharging ball mill, which comprises a motor and a roller driven by a speed reducer thereof, wherein the ball mill is provided with an automatic control mechanism, an automatic feeding mechanism and an automatic discharging mechanism. The automatic material loading and unloading of the ball mill is realized, the material loading and unloading is convenient and smooth, the time consumption is extremely short, the safety and no accident are realized, the production efficiency is greatly improved, and the labor load and the labor cost are greatly reduced; the materials are invisible in the discharging process, no leakage exists, the workshop has no ground pollution and air dust pollution, the environment is kept clean, and the health of workers is ensured; the consistency of the discharging quality of ball milling materials can be ensured; and all the equipment can uniformly use a set of feeding central control system, so that the matching cost of each equipment is saved, corresponding parameters of all the equipment can be visually displayed through a display screen, the operation is simple, the transformation of a modern automatic workshop can be realized, and the parameterization, the controllability and the integrity of a ball milling workshop are realized.
Description
Background
In the ball mill, grinding materials (steel balls), water and materials needing ball milling are together subjected to overturning collision grinding in a roller. In the prior art, the feeding and discharging of the ball mill are all in an artificial mode.
During feeding, the stop position of the ball mill is firstly found through stopping of a motor operated manually frequently, and generally, the inlet of the roller of the ball mill faces to the right upper side, so that feeding is facilitated. Then the fastening bolt is opened manually through the tool, the outlet pipe of the slurry pump is placed into the ball mill roller, the slurry pump is opened for feeding, and whether the feeding amount is met or not is determined through timing and manual checking. When the feeding is completed, water is added according to the steps, and after the feeding is completed, the roller cover plate is manually assembled, and the fastening bolts are screwed up, so that the feeding process is completed.
After a period of time of grinding materials reaches the requirement, the ball mill is manually shut down to enable the outlet of the roller to be positioned below, a discharge port connecting bolt on the roller of the ball mill is manually dismounted, an upper screen is fixed, then the ball mill rotates downwards to enable the materials to flow out, a material receiving pipe is arranged below the ball mill, and the materials are guided to a temporary storage box. From manual bolt unloading to screen replacement and fixation, the screen still needs to be unloaded after the unloading is completed, the original cover plate is replaced and the bolts are tightened, and the whole process requires 40 minutes to nearly one hour for skilled workers.
The prior art has the defects that the feeding and discharging are completed manually, the working time is long, the operation steps are more, the labor load is high, and the working efficiency is low; after the ball mill works for a long time, a lot of internal dust is generated, the materials in the process are exposed to the external environment, and a large amount of internal dust is dispersed in the air to pollute the air of a workshop; meanwhile, the leakage and splashing of materials are inevitably caused by manual operation, the pollution to the workshop environment and the ground is serious, and the distribution of a layer of mud on the ground becomes a normal state of a ball milling workshop; resulting in a severe working environment for workers.
Disclosure of Invention
In order to solve the defects, the invention aims to provide the ball mill capable of automatically feeding and discharging, which abandons manual operation, improves production efficiency and reduces environmental pollution. In order to solve the technical problems, the invention adopts the technical scheme that the ball mill capable of automatically feeding and discharging comprises a motor and a roller driven by a speed reducer thereof, and is characterized in that the ball mill is provided with an automatic control mechanism, an automatic feeding mechanism and an automatic discharging mechanism:
An automatic control mechanism: the motor is provided with a frequency converter, the roller is provided with a rotary position sensor and a hydraulic brake mechanism, and the rotary position sensor is in communication connection with the motor and the hydraulic brake mechanism;
Automatic feed mechanism: the end face of the roller is provided with a feed inlet and an electric ball valve I, one side of the end face of the roller is provided with a feed moving seat which is driven by hydraulic pressure to reciprocate linearly, the feed moving seat is provided with a feed pipe, the feed pipe is provided with a feed interface which is correspondingly sleeved with the feed inlet, the feed pipe is also provided with a slurry pump inlet and an electric ball valve II, the feed pipe is also provided with a water inlet, a compressed air inlet and an electric ball valve III, and the mechanism also comprises a meter for measuring, weighing and determining the feed quantity;
Automatic discharging mechanism: a plurality of discharge openings are formed in the side wall of the roller; each discharge port comprises a leakage type discharge plate for sealing the opening of the side wall of the roller, and also comprises a cover plate correspondingly attached to the discharge plate and covered with the sealing cover, wherein sealing elements are arranged around the attaching surfaces of the discharge plate and the cover plate; the discharging plate and the cover plate are arranged in the sealed collecting cover; a hydraulic cylinder is arranged outside the material collecting cover, and a thrust head of the hydraulic cylinder penetrates into the material collecting cover to drive the cover plate to reciprocate in the direction of the material discharging plate; the inner cavity of the material collecting cover of each discharge opening is connected with a material collecting pipe, the discharge opening at the tail end of the material collecting pipe faces the outer side of the end face of the roller, and the discharge opening is provided with a fourth electric ball valve; a discharging moving seat which is driven to reciprocate linearly is arranged on one side of the end face of the roller; the discharging moving seat is provided with a discharging pipe, the discharging pipe is provided with a butt joint port corresponding to the sleeved discharging port and an electric ball valve thereof, and the discharging pipe is also provided with a discharging port and a sampling port.
To ensure a sealing fit of the outlet (inlet) feed port and the outlet (inlet) feed port socket:
Preferably, a sealing element is arranged on the matching surface of the sleeving part of the discharge port and the discharge port. Preferably, the matching surface of the socket joint part of the discharge port and the discharge port is corresponding bevel connection. Preferably, a sealing element is arranged on the matching surface of the sleeving part of the feeding port and the feeding port. Preferably, the matching surface of the feed inlet and the feed inlet sleeve joint part is corresponding bevel connection.
In order to ensure that the discharge flow of each discharge opening is smooth and free of accumulated materials, preferably, the plurality of discharge openings are arranged in a straight line along the axial direction of the side wall of the roller, and one end of the discharge opening of the roller tilting device is lower. Further, the included angle between the central axis of the roller and the horizontal line is 1.5-3.5 degrees. Especially 2.5 degrees.
Preferably, the width of the leakage type discharging plate is 0.8-1.2 mm.
Preferably, the maximum distance between the discharging plate and the cover plate is 14-16 mm. In particular 15mm.
The invention has the beneficial effects that the automatic material loading and unloading of the ball mill is realized, the feeding and discharging are convenient and smooth, the time is extremely short, the safety and no accident are caused, the production efficiency is greatly improved, the operation of two persons of each equipment is changed into the operation of 2-3 equipment by one person, and the labor load and the labor cost are greatly reduced; the materials are invisible in the discharging process, no leakage exists, the workshop has no ground pollution and air dust pollution, the environment is kept clean, and the health of workers is ensured; the consistency of the discharging quality of ball milling materials can be ensured; and all the equipment can uniformly use a set of feeding central control system, so that the matching cost of each equipment is saved, corresponding parameters of all the equipment can be visually displayed through a display screen, the operation is simple, the transformation of a modern automatic workshop can be realized, and the parameterization, the controllability and the integrity of a ball milling workshop are realized.
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all 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. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a ball mill;
FIG. 2 is a schematic diagram of the whole structure of a ball mill II;
FIG. 3 is a schematic diagram of an automatic discharging mechanism;
FIG. 4 is a schematic diagram II of an automatic discharging mechanism;
FIG. 5 is a schematic diagram III of the structure of the automatic discharging mechanism;
FIG. 6 is a schematic view of the internal structure of the discharge opening;
Fig. 7 is a schematic diagram of a fitting and sleeving structure of a feed inlet and a feed interface.
Detailed Description
Referring to the drawings, the ball mill for automatically feeding and discharging comprises a motor 1, wherein the motor 1 drives a horizontal roller 6 through a transmission belt 2 and a speed reducer 3, the speed reducer 3 is connected with a rotating shaft 16 of the roller 6 through a coupling, and the ball mill is provided with an automatic control mechanism, an automatic feeding mechanism and an automatic discharging mechanism which are mutually related and cooperatively act to jointly complete feeding and discharging work of ball mill equipment. The specific description is as follows:
An automatic control mechanism: the motor 1 is provided with a frequency converter, and the rotating speed of the roller 6 can be controlled to be adjustable between 0 and 24 revolutions per minute. The rotary drum 6 is provided with a rotary position sensor 7 and a hydraulic brake mechanism 4, the other end of the input shaft of the speed reducer 3 is connected with a brake disc of the hydraulic brake mechanism 4, and the rotary drum 6 is locked and positioned through a brake. The brake can be hydraulically driven, and has the advantages of large braking torque, quick response and high stability. The rotary position sensor 7 is in communication connection with the motor 1 and the hydraulic braking mechanism 4, and all switches, electric ball valves, oil cylinders, motors and induction pieces on the equipment are interconnected through a central control system, and parameters and feedback are controlled and operated through a display interface. The equipment is attached with a hydraulic station 22, an air compressor and a mud pump.
Automatic feed mechanism: the end face of the driving end of the cylinder 6 is provided with a feed inlet 8 and an electric ball valve I23, one side of the end face of the cylinder is provided with a feed moving seat 24 which is driven by hydraulic pressure to reciprocate linearly, the feed moving seat 21 is provided with a feed pipe, the feed pipe is provided with a feed interface 9 which is correspondingly sleeved with the feed inlet 8, the feed pipe is also provided with a slurry pump inlet 5 and an electric ball valve II 17, the feed pipe is also provided with a water inlet 19, a compressed air inlet 20 and an electric ball valve III 18, and the mechanism also comprises a metering device for metering, weighing and determining the feed quantity.
Automatic feeding work flow: the frequency converter controls the motor 1 to drive the roller 6 to rotate slowly, and the feeding port 8 and the feeding port 9 are aligned and braked by the rotary position sensor 7. The feeding moving seat 21 driven by hydraulic pressure moves towards the feeding port 8, so that the feeding port 8 is matched and sleeved with the feeding port 9, the matching surface of the sleeved part of the feeding port 8 and the feeding port 9 is matched with the corresponding inclined port 81 and is correspondingly provided with the sealing ring 82, and the continuous force is kept by the hydraulic drive to compress the sleeved part for sealing. Then, the first electric ball valve 23 is opened, the second electric ball valve 17 is opened, the grinding material is pumped into the roller 6 by the slurry pump, after the feedback of the metering device reaches the set filling amount, the second electric ball valve 17 is closed, the third electric ball valve 18 is opened, the water adding amount is confirmed by the flow meter, the third electric ball valve 18 is closed after water is added, the first electric ball valve 23 is closed, the feeding moving seat 21 returns to reset, and automatic feeding and water adding work is completed. The motor 1 is started by the frequency converter to drive the roller 6 to rotate, and the ball milling machine enters a normal ball milling working state.
Automatic discharging mechanism: three discharge openings 24 are arranged on the side wall of the roller 6; each discharge opening 24 comprises a discharge plate 241 fixedly connected to the side wall opening of the drum 6, and the sealing of the connection part is realized through a first sealing member 251, so that the ball-milled material and water can flow out through the leakage of the discharge plate 241. The width of the gap is 0.8-1.2 mm, in this example about 1 mm.
Each discharge opening 24 further includes a cover plate 242, and the cover plate 242 can correspondingly fit and cover all leaks in the discharge plate 241 to avoid leakage of material and water during ball milling. A second seal 252 is provided around the abutting surface of the take-off plate 241 and the cover plate 242.
The discharging plate 241 and the cover plate 242 are arranged in the collecting cover 243, and the collecting cover 243 is fixedly connected to the side wall of the roller 6 and is provided with a third sealing piece 253 to ensure no leakage. Outside the aggregate cover 243, a hydraulic cylinder 244 is assembled, and the hydraulic cylinder 244 is connected with the hydraulic station 22 through a hydraulic pipeline 26 and a rotary joint 27. The thrust head of the pressing oil cylinder 244 penetrates into the aggregate cover 243 to be connected and drive the cover plate 242 to reciprocate in the direction towards the discharging plate 241; the inner cavities of the material collecting covers 243 of the discharge openings 24 are connected through square material collecting pipes 28, the discharge openings 10 at the tail ends of the material collecting pipes 2 face the outer side of the end face of the roller 6, and the discharge openings 10 are provided with electric ball valves IV 29; a discharging moving seat 14 which is driven by hydraulic pressure to reciprocate linearly is arranged on one side of the end face of the roller; the discharging moving seat 14 is provided with a discharging pipe, the discharging pipe is provided with a butt joint port 11 which is correspondingly sleeved with the discharging port 10 and an electric ball valve five 12 thereof, and the discharging pipe is also provided with a discharging port 15 and a sampling port 13.
To ensure that the discharge flow of each discharge opening is smooth and free of accumulation, in this example, three discharge openings 24 are arranged in a straight line along the axial direction of the side wall of the drum 6. Referring to fig. 4, the drum 6 tilts the device, and one end of the device discharge port 10 is lower. The specific inclination angle is: the included angle between the central axis of the roller 6 and the horizontal line is preferably 1.5-3.5 degrees. In this example 2.5 degrees.
When the ball mill is in a normal working state, the cover plate 242 is pushed out by the hydraulic cylinder 244 to correspondingly fit and press and cover all the leakage seams of the discharging plate 241, and meanwhile, the second sealing piece 252 is arranged on the periphery of the cover plate 242 to ensure that no leakage exists, so that materials and water are prevented from leaking in the ball milling process.
And (3) after ball milling is finished, automatically discharging the material: the frequency converter controls the motor 1 to drive the roller 6 to rotate at a low speed, and the roller is positioned and braked by the rotary position sensor 7, so that the matching state of the automatic feeding mechanism and the automatic discharging mechanism is as follows:
automatic feed mechanism: the feed inlet 8 aligns the position with feed interface 9, and the hydraulically driven feeding removes seat 21 and moves towards feed inlet 8 for feed inlet 8 and feed interface 9 cooperation cup joint, and hydraulically driven keeps lasting exerting oneself to compress tightly the cup joint portion and seal. Then the third electric ball valve 18 is opened and compressed air is injected to pressurize the inside of the drum 6.
Automatic discharging mechanism: the roller 6 stops at the position with the discharge opening 24 facing downwards, the thrust head of the hydraulic oil cylinder 244 is controlled to retract and reset, the cover plate 242 and the discharge plate 241 are driven to be separated by 15mm, the ball-milled material flows out of a gap of the discharge plate 241 based on the pressure of compressed air and the self weight of the compressed air, is collected in the material collecting cover 243, and flows to the discharge opening 10 sequentially through the square pipeline 28 and the opened electric ball valve IV 29.
At this time, the discharge port 10 and the discharge port 11 are aligned, the hydraulically driven discharge moving seat 14 moves towards the discharge port 10, so that the discharge port 10 is matched and sleeved with the discharge port 11, the sleeved matching surfaces of the two are matched and provided with sealing rings for corresponding inclined ports, and the hydraulically driven holding continuous output compresses the sleeved part to seal. And then opening the electric ball valve five 12, and discharging the materials through the discharging pipe and the discharging hole 15.
Whether the discharging is finished or not can be determined by judging the air pressure difference: and detecting the pressure of the discharge port, and stopping the compressed air from entering after the pressure is similar to the pressure of the feed port, so as to complete the discharge work. The discharging can be carried out in batches, and the unclean discharging can be carried out again after a circle of rotation through slow transmission until the materials are discharged completely.
After the discharging is finished, all ball valves are closed, and the feeding and discharging mechanisms are returned to reset. And finishing the whole discharging work.
According to the invention, the feeding and discharging are automatically completed, no material leaks in the whole feeding and discharging process, the operation is automatic, the effect is achieved through intelligent control of each part, the device is convenient and quick, the labor cost is saved, and the operation is simple.
The foregoing implementations are merely illustrative of the present invention and are not to be construed as limiting thereof. The invention has a plurality of alternatives or variants known in the technical field, and all fall into the protection scope of the invention without departing from the essential meaning of the invention.
Claims (9)
1. The utility model provides an automatic ball mill of business turn over material, includes motor and speed reducer driven cylinder, its characterized in that, this ball mill is equipped with automatic control mechanism, automatic feed mechanism and automatic discharge mechanism:
an automatic control mechanism: the motor is provided with a frequency converter, the rotating speed of the roller is controlled to be adjustable between 0 and 24 revolutions per minute, the roller is provided with a rotary position sensor and a hydraulic brake mechanism, and the rotary position sensor is in communication connection with the motor and the hydraulic brake mechanism;
Automatic feed mechanism: the end face of the roller is provided with a feed inlet and an electric ball valve I, one side of the end face of the roller is provided with a feed moving seat which is driven by hydraulic pressure to reciprocate linearly, the feed moving seat is provided with a feed pipe, the feed pipe is provided with a feed interface which is correspondingly sleeved with the feed inlet, the feed pipe is also provided with a slurry pump inlet and an electric ball valve II, the feed pipe is also provided with a water inlet, a compressed air inlet and an electric ball valve III, and the mechanism also comprises a meter for measuring, weighing and determining the feed quantity;
Automatic discharging mechanism: a plurality of discharge openings are formed in the side wall of the roller; each discharge port comprises a leakage type discharge plate for sealing the opening of the side wall of the roller, and also comprises a cover plate correspondingly attached to the discharge plate and covered with the sealing cover, wherein sealing elements are arranged around the attaching surfaces of the discharge plate and the cover plate; the discharging plate and the cover plate are arranged in the sealed collecting cover; a hydraulic cylinder is arranged outside the material collecting cover, and a thrust head of the hydraulic cylinder penetrates into the material collecting cover to drive the cover plate to reciprocate in the direction of the material discharging plate; the inner cavity of the material collecting cover of each discharge opening is connected with a material collecting pipe, the discharge opening at the tail end of the material collecting pipe faces the outer side of the end face of the roller, and the discharge opening is provided with a fourth electric ball valve; a discharging moving seat which is driven to reciprocate linearly is arranged on one side of the end face of the roller; the discharging moving seat is provided with a discharging pipe, the discharging pipe is provided with a butt joint port corresponding to the sleeved discharging port and an electric ball valve thereof, and the discharging pipe is also provided with a discharging port and a sampling port.
2. A ball mill according to claim 1, wherein the discharge openings are aligned in a straight line along the axial direction of the drum side wall, and wherein the drum is inclined such that one end of the discharge opening is lower.
3. A ball mill according to claim 2, wherein the central axis of the drum is at an angle of 1.5 to 3.5 degrees to the horizontal.
4. A ball mill according to claim 3, wherein the central axis of the drum is at an angle of 2.5 degrees to the horizontal.
5. A ball mill according to any one of claims 1 to 4, wherein the mating surface of the socket portion of the discharge port and the discharge port is provided with a sealing member; the matching surface of the discharge port and the discharge port sleeving part is corresponding bevel connection.
6. A ball mill according to any one of claims 1 to 4, wherein the mating surface of the socket portion of the feed inlet and feed inlet is provided with a seal; the matching surface of the feed inlet and the feed inlet sleeving part is corresponding bevel connection matching.
7. A ball mill according to any one of claims 1 to 4, wherein the slot width of the slot of the slotted discharge plate is from 0.8 to 1.2mm.
8. A ball mill according to any one of claims 1 to 4, wherein the maximum spacing between the discharge plate and the cover plate is 14 to 16mm.
9. A ball mill according to claim 8, wherein the maximum separation of the discharge plate and cover plate is 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379962.8A CN111420762B (en) | 2020-05-08 | 2020-05-08 | Automatic ball mill of business turn over material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379962.8A CN111420762B (en) | 2020-05-08 | 2020-05-08 | Automatic ball mill of business turn over material |
Publications (2)
| Publication Number | Publication Date |
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| CN111420762A CN111420762A (en) | 2020-07-17 |
| CN111420762B true CN111420762B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010379962.8A Active CN111420762B (en) | 2020-05-08 | 2020-05-08 | Automatic ball mill of business turn over material |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262870A (en) * | 2021-05-28 | 2021-08-17 | 湖南航天磁电科技有限公司 | Automatic feeding and discharging wet ball mill |
| CN114570935B (en) * | 2022-02-28 | 2024-04-30 | 湖南达诺智能机器人科技有限公司 | Metal granulation equipment |
| CN118237369B (en) * | 2024-05-27 | 2024-07-19 | 沧州医学高等专科学校 | Recycling treatment equipment and method for dangerous solid waste |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3382622A (en) * | 1965-05-28 | 1968-05-14 | Landis Tool Co | Disc grinder |
| CN110479439A (en) * | 2019-08-14 | 2019-11-22 | 德昌电机（南京）有限公司 | A kind of ball mill auto feed priming apparatus |
| CN210332870U (en) * | 2019-07-27 | 2020-04-17 | 徐小锋 | Mine ball mill |
| CN212441445U (en) * | 2020-05-08 | 2021-02-02 | 浏阳市银丰机械制造有限公司 | Automatic ball mill of business turn over material |
-
2020
- 2020-05-08 CN CN202010379962.8A patent/CN111420762B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3382622A (en) * | 1965-05-28 | 1968-05-14 | Landis Tool Co | Disc grinder |
| CN210332870U (en) * | 2019-07-27 | 2020-04-17 | 徐小锋 | Mine ball mill |
| CN110479439A (en) * | 2019-08-14 | 2019-11-22 | 德昌电机（南京）有限公司 | A kind of ball mill auto feed priming apparatus |
| CN212441445U (en) * | 2020-05-08 | 2021-02-02 | 浏阳市银丰机械制造有限公司 | Automatic ball mill of business turn over material |
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| CN111420762A (en) | 2020-07-17 |
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