CN202538865U - Ball mill capable of discharging heavy granules - Google Patents
Ball mill capable of discharging heavy granules Download PDFInfo
- Publication number
- CN202538865U CN202538865U CN 201220176192 CN201220176192U CN202538865U CN 202538865 U CN202538865 U CN 202538865U CN 201220176192 CN201220176192 CN 201220176192 CN 201220176192 U CN201220176192 U CN 201220176192U CN 202538865 U CN202538865 U CN 202538865U
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- China
- Prior art keywords
- grinding
- ball mill
- scraping
- rotating cylinder
- rotary drum
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Abstract
The utility model discloses a ball mill capable of discharging heavy granules, which comprises a frame, a material inlet port, a grinding rotary drum, a discharging channel, a grinding ball arranged in the grinding rotary drum, and rotating shafts arranged at two ends of the grinding rotary drum, wherein a scraping guide tube of which an opening at one end is formed in the bottom wall of the grinding rotary drum, and a discharging guide tube which is connected with between the scraping guide tube and the discharging channel are arranged in the grinding rotary drum. Abrasive is deposited to the bottom of the grinding rotary drum during the process of rotation of the grinding rotary drum, the scraping guide tube synchronously rotates with the grinding rotary drum scrapes abrasive granules dropping to the bottom of the grinding rotary drum into the scraping guide tube, the ground granules automatically drop into the discharging channel through the discharging guide tune when rotating to a high position, heavy granules deposited on the wall of the drum are continuously discharged through the discharging guide tube with the rotation of the grinding rotary drum of the ball mill, the heavy granules of the ball mill are prevented from being deposited, material is uniformly discharged, too heavy load of the ball mill is prevented, the operation efficiency of the ball mill is improved, and energy consumption is reduced.
Description
Technical field
The utility model relates to a kind of ball mill, and particularly a kind of metallic particles density of grinding in the slag is greater than the ball mill of mill ball.
Background technology
Ball mill is after material is broken, the key equipment of pulverizing again.In the non-ferrous metal metallurgy industry, also be used to grind the melting lime-ash, the material in the cylindrical shell receives mill ball and leaves impact and abrasive action, and major part is fractured into fine particle, is convenient to Separation and Recovery metallic particles and valuable element wherein.But at non-ferrous metal industry, because some metallic particles density are greater than abrading-ball in the slag, the metallic particles that is in operation is deposited on cylinder bottom, have only pile up to surpass after centre of the drum's line could be lentamente from the ball mill middle part discharging opening discharge.And metallic particles density is far longer than ore; The metal of bulk deposition causes that ball mill load is overweight, energy consumption is very high; The grinding power consumption of ton material simultaneously owing to buildup in the cylinder too much influences delivery rate, makes the ball mill operating efficiency very low often up to tens of kilowatt-hours.And the purpose that smelting slag grinds mainly is the adhesive of smashing the slag group of bonding and cleaning the metal surface; Do not need overmastication, if can in the ball mill running, the heavy metallic particles that is attached at barrel discharged continuously; Then can improve the ball mill operating efficiency greatly, cut down the consumption of energy.CN101898162A discloses a kind of collector for horizontal multi-drum ball mill, and it establishes the partition wall of double as hopper between the rotation front and rear covers, and the bottom of hopper is to the discharging opening plane inclined.This collector is only applicable to the collection of planetary multi-drum ball mill to the material powder; Inapplicable metallic particles and mill ball mixed grinding; Can't stop mill ball and powder to flow out simultaneously, heavy metal particles is deposited on cylinder bottom, and the overweight problem of ball mill load also can't solve.
Summary of the invention
The utility model technical problem to be solved is to above-mentioned prior art present situation, provides a kind of and can effectively discharge the high-efficiency low energy consumption ball mill that is deposited on sand cylinder bottom heavy particle.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of ball mill that can discharge the heavy particle; Comprise frame, pan feeding port, grind rotating cylinder, discharging channel and be located at the rotating shaft of grinding the mill ball in the rotating cylinder and being located at grinding rotating cylinder two ends, it is characterized in that: be provided with an end opening in the said grinding rotating cylinder in grinding scraping the material conduit and being connected in the material outlet canal of scraping between material conduit and the discharging channel on the rotating cylinder diapire.
The said material conduit of scraping is located on the liner plate of cone inwall of said grinding rotating cylinder discharge end, scrapes the material otch of material conduit and is located on the liner plate that grinds the rotating cylinder cylinder inner wall, and the other end of scraping the material conduit is socketed on said material outlet canal feed end.
Said material outlet canal charging port is the circular open with radial parallel, and the discharging port of material outlet canal is the elliptical openings with radial skew.
The utility model compared with prior art beneficial effect is: abrasive is deposited on rotating cylinder bottom in ball milling rotating cylinder rotation process, scrapes in the inlet pipe with the abrasive particle that the material conduit will drop to the rotating cylinder bottom of scraping of rotating cylinder rotation synchronously, is fallen into discharging channel by the abrasive grains material automatically via material outlet canal when rotating to eminence; Revolution along with the ball mill grinding rotating cylinder; The heavy particle that is deposited on barrel is discharged by said material outlet canal continuously, stops the deposition of ball mill heavy particle, makes discharge even; Avoid occurring crushing phenomenon; Prevent that ball mill load is overweight, improved the ball mill operating efficiency, reduced energy consumption.
Description of drawings
Fig. 1 is the utility model longitudinal section view.
Fig. 2 rotates counterclockwise state A-A to cross section view for grinding rotating cylinder.
Fig. 3 clockwise rotates state A-A to cross section view for grinding rotating cylinder.
Fig. 4 for Fig. 1 grind rotating cylinder turn over 180 ° scrape the material conduit go to the top cross section view.
Fig. 5 for Fig. 2 grind rotating cylinder turn over 180 ° scrape the material conduit go to top A-A to cutaway view.
Fig. 6 for Fig. 3 grind rotating cylinder turn over 180 ° scrape the material conduit go to top A-A to cutaway view.
The specific embodiment
Below in conjunction with accompanying drawing the utility model embodiment is done further detailed description.
To shown in Figure 2, a kind of embodiment that can discharge the ball mill of heavy particle includes frame 1, pan feeding port 2, grinds rotating cylinder 3, mill ball 4, scrapes material conduit 5, material outlet canal 6 and discharging channel 8, and is located at the rotating shaft 7 of grinding the rotating cylinder two ends referring to Fig. 1.
The said material conduit 5 of scraping is located on the liner plate 10 of the cone inwall that grinds rotating cylinder 3 discharge ends, scrapes the material mouth 21 of material conduit 5 and opens on the liner plate 10 of the cylinder inner wall that grinds rotating cylinder 3, and the discharge end 23 of scraping material conduit 5 is socketed on the entrance point of said material outlet canal 6.The discharge end 23 of scraping material conduit 5 is slightly larger than the material end scraped of scraping material conduit 5, prevent material said scrape to stop up in the material conduit 5 get stuck.Said material outlet canal 6 should be more smaller than mill ball 4 with the diameter of scraping material conduit 5, is squeezed in the conduit to prevent mill ball.The charging port 25 of said material outlet canal 6 is and the circular open of radial parallel that discharging port 26 is the elliptical openings that tilts with charging port 25.Material outlet canal 6 shortwall ends and the said discharge end 23 of scraping material conduit 5 socket-connect.The difference of the length wall length of material outlet canal 6 influences discharge velocity, and the big lightweight of difference is discharged less, the little heavy material of difference particle discharge velocity is slow, can confirm the angle of inclination of elliptical openings on material outlet canal 6 tube walls as required, confirms the difference of length wall.When said ball milling rotating cylinder 3 turned round by certain rotating speed and direction, said mill ball 4, fell along parabolic path owing to the gravity effect breaks away from barrel after being thus lifted to certain altitude under centrifugal force and the function of friction with heavy particle 9.Then, be thus lifted to certain altitude again, fall along parabolic path again, so go round and begin again, make the heavy particle 9 that is between the said mill ball 4 effect of being hit and be crashed to pieces.Simultaneously, because the rolling and the slip of said mill ball 4, make material 9 particles receive effect such as grinding, friction, shearing and quilt is ground.Heavy particle 9 gets into ball mill discharging channel 8 through said material outlet canal 6 pan feeding ports 25.
Referring to Fig. 2 and shown in Figure 3, during the ball mill running, because action of centrifugal force, the heavy particle is deposited on the bottom of said grinding rotating cylinder 3 gradually.Said grinding rotating cylinder installed inside liner plate 10, said liner plate 10 materials can be alloy cast steels.Said scraping expects that conduit 5 can be one section metal tube that is welded on the ball mill discharge end liner plate 10.Scrape material conduit 5 material inlet ends 22 and be fixed on said grinding rotating cylinder 3 faces of cylinder to the taper surface transition position.The said material conduit 5 material inlet ends 22 of scraping have otch 21.Said otch 21 changes towards following grinding rotating cylinder 3 rotation directions.Referring to shown in Figure 2, when said grinding rotating cylinder 3 rotated counterclockwise, said otch 21 was towards right, and grinding rotating cylinder as shown in Figure 3 clockwise rotates, and said otch 21 is towards a left side.The grinding rotating cylinder rotates, and material 9 gets into said otch 21.The size and shape of said otch 21 should be able to prevent that mill ball 4 from discharging with material.The size of said otch 21 determines the velocity of discharge of heavy particle, can confirm the size of otch 21 according to the character of material.Contain in the material under the situation of larger particles; Said discharging opening 23 sections of scraping material conduit 5 should be greater than charging aperture 22 sections; Said discharging opening 23 is enclosed within outside the material outlet canal 6; Prevent that material from getting stuck said scraping in the material conduit 5, the charging aperture of the discharging channel 8 of ball milling rotating cylinder 3 and the elliptical ports 26 of said material outlet canal 6 connect.
Referring to shown in Figure 4, grind rotating cylinder 3 forward to 180 ° scrape material conduit 5 and go to the top after, scrape material otch 21 and do not have material and get into, got into the heavy particle 9 of scraping material conduit 5 and dropped in the material outlet canal 6, discharge ball mills through discharging channel 8.
Fig. 5～when 6 expression grinding rotating cylinders 3 rotate counterclockwise; Scrape material otch 21 and from left to right the heavy particle 9 at the bottom of being deposited on tin is drawn material; When grinding rotating cylinder 3 rotates for suitable pin, scrape material otch 21 right-to-lefts and draw material depositing the heavy particle 9 that amasss at the bottom of tube; Under heavy particle 9 gravitates, drop in the material outlet canal 6 when grinding scraping material conduit 5 and forward peak in the rotating cylinder 3, discharge ball mills through discharging channel 8.
Claims (5)
1. the ball mill that can discharge the heavy particle; Comprise frame (1), pan feeding port (2), grind rotating cylinder (3), discharging channel (8) and be located at the rotating shaft (7) of grinding the mill ball (4) in the rotating cylinder and being located at grinding rotating cylinder two ends, it is characterized in that: be provided with an end opening in the said grinding rotating cylinder (3) in grinding scraping material conduit (5) and being connected in the material outlet canal of scraping between material conduit (5) and the discharging channel (8) (6) on the rotating cylinder diapire.
2. a kind of ball mill that can discharge the heavy particle according to claim 1; It is characterized in that the said material conduit (5) of scraping is located on the liner plate (10) of cone inwall of discharge end of said grinding rotating cylinder (3); The said material otch (21) of scraping of scraping material conduit (5) is located on the liner plate (10) of the cylinder inner wall that grinds rotating cylinder (3), and the other end of scraping material conduit (5) is socketed on the feed end of said material outlet canal (6).
3. a kind of ball mill that can discharge the heavy particle according to claim 1; The charging port (25) that it is characterized in that said material outlet canal (6) for the circular open of radial parallel, the discharging port of material outlet canal (6) is the elliptical openings with radial skew.
4. according to claim 1 or the 3 described a kind of ball mills that can discharge the heavy particle, it is characterized in that the elliptical openings (26) of said material outlet canal (6) and the charging aperture of said discharging channel (8) connect.
5. a kind of ball mill that can discharge the heavy particle according to claim 1 is characterized in that the said diameter of scraping material conduit (5) and marker tube (6) is more smaller than the diameter of mill ball (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220176192 CN202538865U (en) | 2012-04-24 | 2012-04-24 | Ball mill capable of discharging heavy granules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220176192 CN202538865U (en) | 2012-04-24 | 2012-04-24 | Ball mill capable of discharging heavy granules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202538865U true CN202538865U (en) | 2012-11-21 |
Family
ID=47159557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220176192 Expired - Fee Related CN202538865U (en) | 2012-04-24 | 2012-04-24 | Ball mill capable of discharging heavy granules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202538865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108165686A (en) * | 2018-01-13 | 2018-06-15 | 秦皇岛点知汇科技有限公司 | A kind of drum-type slag granulation and residual neat recovering system |
-
2012
- 2012-04-24 CN CN 201220176192 patent/CN202538865U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108165686A (en) * | 2018-01-13 | 2018-06-15 | 秦皇岛点知汇科技有限公司 | A kind of drum-type slag granulation and residual neat recovering system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20160424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |