CN204365422U - Sand mill - Google Patents
Sand mill Download PDFInfo
- Publication number
- CN204365422U CN204365422U CN201420818721.9U CN201420818721U CN204365422U CN 204365422 U CN204365422 U CN 204365422U CN 201420818721 U CN201420818721 U CN 201420818721U CN 204365422 U CN204365422 U CN 204365422U
- Authority
- CN
- China
- Prior art keywords
- grinding container
- stirring rod
- sand mill
- circulation system
- control valve
- Prior art date
- 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.)
- Active
Links
Abstract
The utility model relates to a kind of sand mill, comprise frame, described frame installs grinding container, drive motors, slurry circulation system, described grinding container top is provided with charging aperture, bottom is provided with discharging opening, agitator and abrasive media is provided with in described grinding container, described agitator comprises turning cylinder, stirring rod, described discharging opening is connected with the feed pipe of discharge duct and slurry circulation system by conveying pipeline, described discharge duct arranges control valve, the feed pipe of described slurry circulation system arranges control valve, described grinding container arranges alarm, in described grinding container, pressure sensor is set, described drive motors, control valve, alarm, pressure sensor connects PLC by data wire, can the situation of slip in reaction vessel timely and accurately by said structure, operating efficiency is high.
Description
Technical field
The utility model is used for the industries such as magnetic material, coating, powder metallurgy and other need a kind of wet type research of super-pine crush equipment slip being carried out the industry of extra-fine grinding, specifically a kind of sand mill.
Background technology
As wet type research of super-pine crush equipment, what now adopt is TST-400 sand mill.It is by a fixing cylinder container, inside be provided with a pair horizontal stirring rod vertical connecting turning cylinder, during use, quantitative abrasive media steel ball and semi-finished product powder is put in container, in container, turning cylinder is by the rotation of certain speed, stirring rod is laterally driven simultaneously, promotes steel ball fast rotational in container.Now, powder is clashed into by friction continuously at steel ball, and the particle diameter after its powder is ground attenuates, thus reaches necessary requirement, but in actual use, there are the following problems:
1. the discharging of traditional sand mill and slurry circulation are controlled by a tee ball valve, and after grinding terminates, need crossover tee ball valve handle, mechanical type switching motion has delay, and service time, frequent conversion of a specified duration can cause inside to have mechanical wear, and closed performance declines.
2. traditional sand mill generally needs parking to be when treating that discharging is much the same, carry out artificially roughly estimating, so some clout also exists in stirring rod or on ball-milling medium or the corner of container bottom, also do not converge to discharging opening, at once stop, slip can precipitate, and causes start next time very difficult, and likely blocking circulating line is difficult to row work again.
3. traditional sand mill is when rapid stirring, because turning cylinder and container bottom are met far away, slip and steel ball are stirred the periphery that excellent quick operation is thrown to container, operating on centrifugal force makes to have occurred a Maelstrom in the middle of container, and without steel ball in the slip of centre, just cause powder diameter discreteness in the slip after grinding comparatively large, and slip is not easy to be deposited to container bottom, the feed pipe that can not enter slurry circulation system in time circulates.
4. what other ball-milling medium was selected is improper, causes milling time to extend, and energy resource consumption increases.
Utility model content
For the problems referred to above, the utility model provides a kind of sand mill.
The utility model is achieved through the following technical solutions: a kind of sand mill, comprise frame, described frame installs grinding container, drive motors, slurry circulation system, described grinding container top is provided with charging aperture, bottom is provided with discharging opening, agitator and abrasive media is provided with in described grinding container, described agitator comprises turning cylinder, stirring rod, it is characterized in that, described discharging opening connects the feed pipe of discharge duct and slurry circulation system by a conveying pipeline, described discharge duct arranges control valve, the feed pipe of described slurry circulation system arranges control valve, described grinding container arranges alarm, in described grinding container, pressure sensor is set, described drive motors, control valve, alarm, pressure sensor connects PLC by data wire.
The utility model arranges the turnover that each control valve carries out slip, and pressure sensor is by real-time slip flow Signal transmissions to PLC, and alarm controls to realize warning function in time by PLC.Concrete method of operating is: the upper lower limit value presetting pressure sensor, PLC closes the control valve of the feed pipe of discharge duct and slurry circulation system, from charging aperture toward charging in container, reach the higher limit of pressure sensor, PLC controls drive motors and starts, slip in grinding container is first stirred, stir predetermined time, PLC opens the control valve of the feed pipe of slurry circulation system simultaneously, slip enters slurry circulation system to carry out circulating and stirring, this state runs predetermined time, namely predetermined end cycle, PLC controls alarm equipment alarm, the control valve of the discharge duct of PLC control is simultaneously opened, start discharging, when pressure sensor reaches lower limit, illustrate that in container, clout does not affect equipment operation, in tolerance interval, now, PLC controls to stop.
Carry out unified control by PLC, control to react soon, each step linking is smooth and in time, raising sensitivity, device start is in good time with parking, increases work efficiency.
Some stirring rod are installed in the bottom of turning cylinder, and stirring rod can be two, three, four etc.
Further, the bottom of described grinding container arranges filtration grid, and the bottom of described grinding container also offers unloads ball valve, described in unload ball valve and be positioned at and filter the below of grid.
Filter grid to be used for stoping medium and thicker particle to pass through, and allow slip to pass through so that circulate, unload ball valve in needs removal container during abrasive media.
Preferably, described turning cylinder is installing three stirring rod close to bottom end, be 120 ° between described stirring rod.
The stirring rod even circumferential distribution of three, turning cylinder bottom, reach the balance of power, turning cylinder stability of rotation, stirs.
Further, described stirring rod is fixedly installed scraping blade, and described scraping blade is in stirring rod and filter between grid.
Also there is certain gap in the bottom of turning cylinder and the bottom of grinding container, rotate with stirring rod, the particle meeting size grade scale can better be discharged in time by scraping blade from filtration grid, prevent the slip filtered on grid from can not lay down in time, the feed pipe making slip can enter slurry circulation system in time circulates.
Preferably, described steel ball adopts 1/4 carbon steel balls.In given container, sphere diameter is crossed conference and is extended Ball-milling Time, sphere diameter less then ball number is more, and the face contacted with each other is more, and milling time have dropped, but when steel ball is too little, the corresponding reduction of impulsive force, slip particle can not be crashed, and thus the selection of steel ball size must be moderate, this equipment adopts 1/4 carbon steel balls, milling time short and can well slip particle be crashed to need particle diameter.
The utility model takes above-mentioned corrective measure to carry out, its beneficial effect is remarkable: the utility model device structure science, can the situation of slip in reaction vessel timely and accurately, so that PLC judges and controls, milling time can be shortened, can obtain uniform particle sizes and slip up to standard, its efficiency is high, crudy good, and labour intensity is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
In figure, 1 is frame, and 2 is grinding containers, and 3 is drive motors, 4 is turning cylinders, and 5 is slurry circulation systems, and 6 is pressure sensors, 7 is control valves, and 8 is discharging openings, and 8a is discharge duct, 8b is feed pipe, and 9 is filter grid, and 10 is stirring rod, 11 is scraping blades, 12 is unload ball valve, and 13 is PLC, and 14 is alarms.
Detailed description of the invention
Contrast accompanying drawing to be below further described the utility model in conjunction with the embodiments:
With reference to shown in Fig. 1, this sand mill comprises frame 1, described frame 1 installs grinding container 2, drive motors 3, slurry circulation system 5, grinding container 2 is the cylindrical tube of band cooling jacket, the top of grinding container 2 is provided with charging aperture, bottom is provided with discharging opening 8, agitator is provided with in grinding container 2, abrasive media and pressure sensor 6, bottom is arranged filters grid 9, and offer and unload ball valve 12, unload ball valve 12 and be positioned at the below of filtering grid 9, discharging opening 8 bottom grinding container 2 connects the feed pipe 8b of discharge duct 8a and slurry circulation system 5 by a conveying pipeline, discharge duct 8a is arranged control valve 7, the feed pipe 8b of slurry circulation system 5 arranges control valve 7, grinding container 2 is arranged alarm 14, above-mentioned drive motors 3, control valve 7, alarm 14, pressure sensor 6 connects PLC 13 by data wire.Wherein abrasive media is some 1/4 carbon steel balls.
Described agitator comprises turning cylinder 4, stirring rod 10, and turning cylinder 4 is installing three stirring rod 10 close to bottom end, and be 120 ° between described stirring rod 10, stirring rod 10 is fixedly installed scraping blade 11, and described scraping blade 11 is in stirring rod 10 and filter between grid 9.
Operation principle
The stirring rod of agitator under power drive power forces steel ball to move brokenly in whole grinding container, this just causes the mutual shock between steel ball, effect of impact is transmitted again mutually, thus the steel ball in whole container is all through being impacted, owing to being full of slip particle between steel ball, thus these particles also inevitably subjected to shock, chipping.Except clash into, when steel ball leap stirring rod through after left by space also produce rolling, rotate the shearing force that this effect creates grinding, slip particle attenuated because cutting.This, wherein by PLC Received signal strength, controls parts, coordinates the action between each parts in time.Finally complete slip grinding.
That more than enumerates is only specific embodiment of the utility model; obviously; the utility model is not limited to above embodiment, all distortion that those of ordinary skill in the art can directly derive from content disclosed in the utility model or associate, and all should belong to protection domain of the present utility model.
Claims (5)
1. a sand mill, comprise frame, described frame installs grinding container, drive motors, slurry circulation system, described grinding container top is provided with charging aperture, bottom is provided with discharging opening, agitator and abrasive media is provided with in described grinding container, described agitator comprises turning cylinder, stirring rod, it is characterized in that, described discharging opening is connected with the feed pipe of discharge duct and slurry circulation system by conveying pipeline, described discharge duct arranges control valve, the feed pipe of described slurry circulation system arranges control valve, described grinding container arranges alarm, in described grinding container, pressure sensor is set, described drive motors, control valve, alarm, pressure sensor connects PLC by data wire.
2. sand mill according to claim 1, is characterized in that, the bottom of described grinding container arranges filtration grid, and the bottom of described grinding container also offers unloads ball valve, described in unload ball valve and be positioned at and filter the below of grid.
3. sand mill according to claim 1, is characterized in that, described turning cylinder is installing three stirring rod close to bottom end, be 120 ° between described stirring rod.
4. sand mill according to claim 3, is characterized in that, described stirring rod is fixedly installed scraping blade, and described scraping blade is in stirring rod and filter between grid.
5. sand mill according to claim 1, is characterized in that, described abrasive media adopts 1/4 carbon steel balls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818721.9U CN204365422U (en) | 2014-12-23 | 2014-12-23 | Sand mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420818721.9U CN204365422U (en) | 2014-12-23 | 2014-12-23 | Sand mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204365422U true CN204365422U (en) | 2015-06-03 |
Family
ID=53321671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420818721.9U Active CN204365422U (en) | 2014-12-23 | 2014-12-23 | Sand mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204365422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321205A (en) * | 2017-08-08 | 2017-11-07 | 安庆泽远化工有限公司 | A kind of ecological dry powder paint magnetic ball stirring system of oyster shell whiting |
-
2014
- 2014-12-23 CN CN201420818721.9U patent/CN204365422U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321205A (en) * | 2017-08-08 | 2017-11-07 | 安庆泽远化工有限公司 | A kind of ecological dry powder paint magnetic ball stirring system of oyster shell whiting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108160202B (en) | A kind of food grinder with adjusting grinding thickness function | |
| CN206082697U (en) | Horizontal stirring mill suitable for mining production | |
| CN208878726U (en) | A kind of crushing and screening recycling processing unit for blast furnace ironmaking steel slag | |
| CN109209904A (en) | A kind of sewage pump preventing clogging up device | |
| CN208526816U (en) | A kind of vertical circulation ball mill | |
| CN105381880A (en) | Iron removing device of steel slag vertical mill and iron removing method of steel slag vertical mill | |
| CN206965850U (en) | A kind of pulverizer for carrying dust removal by filtration function | |
| CN204365422U (en) | Sand mill | |
| CN108201934B (en) | Stone grinding device for engineering and working method thereof | |
| CN203508099U (en) | Vertical sand mill | |
| CN204700025U (en) | A kind of food waste treater | |
| CN110237893A (en) | A kind of decoration garbage grinding device | |
| CN214142137U (en) | Efficient water-soluble concave-convex base mineral organic fertilizer processing device | |
| CN204170783U (en) | Sand mill | |
| CN201470434U (en) | Straight-through multi-stage suspension mill | |
| CN205164952U (en) | Slag grinds deironing device immediately | |
| CN205815834U (en) | A kind of chain type ball mill | |
| CN210994561U (en) | Desulfurization catalyst production is with grinding machine | |
| CN210131683U (en) | Multistage grinding device for coating | |
| CN202277875U (en) | Raymond mill | |
| CN206229438U (en) | Drying hammer crushing seperator | |
| CN106345576B (en) | The wet milk of industrial treatment concrete admixture | |
| CN206980894U (en) | A kind of ball mill for low-grade antimony ore ore dressing | |
| CN206567538U (en) | One kind circulation improved vertical sand mill | |
| CN209715273U (en) | Enclosed small media mill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313310 Building 1, Gaoyu Park, Tianzihu Modern Industrial Park, Anji County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Xinsheng Permanent Magnet Technology Co.,Ltd. Address before: 313310 Building 1, Gaoyu Park, Tianzihu Modern Industrial Park, Anji County, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG SHEENSEN MAGNETICS TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |