CN214554061U - Self-screening material returning device of ball mill - Google Patents
Self-screening material returning device of ball mill Download PDFInfo
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- CN214554061U CN214554061U CN202120263322.0U CN202120263322U CN214554061U CN 214554061 U CN214554061 U CN 214554061U CN 202120263322 U CN202120263322 U CN 202120263322U CN 214554061 U CN214554061 U CN 214554061U
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- material returning
- supporting rod
- cylinder
- barrel
- ball mill
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Abstract
The utility model discloses a ball mill is from screening returning charge device, including drive arrangement, barrel, feed end, returning charge device and discharge end, drive arrangement pass through a bearing drive and connect the barrel both ends, returning charge device include the bracing piece, return feed cylinder and branch, bracing piece both ends fixed connection at the barrel inner wall, the bracing piece on fixed connection return feed cylinder and branch, branch one end fixed connection in the middle of the bracing piece, other end fixed connection is at returning feed cylinder tip inner wall, returning feed cylinder fixed connection be close to both ends department on the bracing piece, the returning feed cylinder outside be equipped with the discharge gate, discharge gate department be equipped with the filter screen, the branch periphery be connected with helical blade, helical blade pass through bearing two and connect on branch. Compared with the prior art, the utility model the advantage lie in: simple structure, convenient implementation and high material returning efficiency.
Description
Technical Field
The utility model relates to a ball mill technical field specifically indicates a ball mill is from screening returning charge device.
Background
At present, in the mineral separation and crushing link, the granularity of minerals determines the quality of the selected minerals, and the existing mineral separation and grinding equipment has uneven granularity and uneven quality; it is necessary to solve the current situation of low productivity of the existing equipment in order to achieve the ideal granularity.
The existing ball mill is provided with a cylindrical screen at the discharge end, is only used for screening impurities in materials, and has no material returning function of grinding the materials, and the device with the material returning function in the prior art is complex in structure, low in efficiency and difficult to implement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above technical defect, providing a ball mill is from screening returning charge device, simple structure, it is convenient to implement, and the returning charge is efficient.
In order to solve the technical problem, the utility model provides a technical scheme does: a self-screening material returning device of a ball mill comprises a driving device, a cylinder body, a feeding end, a material returning device and a discharging end, the feeding end is arranged at one end of the cylinder body, the material returning device and the discharging end are arranged at the other end of the cylinder body, the driving device is connected with two ends of the cylinder body in a driving way through a bearing I, the material returning device comprises a supporting rod, a material returning barrel and a supporting rod, two ends of the supporting rod are fixedly connected with the inner wall of the cylinder body, the supporting rod is fixedly connected with the material returning cylinder and the supporting rod, one end of the supporting rod is fixedly connected in the middle of the supporting rod, the other end of the supporting rod is fixedly connected with the inner wall of the end part of the material returning cylinder, the material returning cylinder is fixedly connected to the support rod near two ends, a discharge hole is arranged outside the material returning cylinder, the discharge gate department be equipped with the filter screen, branch periphery be connected with helical blade, helical blade pass through bearing two and connect on branch.
Further, the inside centre of barrel be equipped with the partition panel, the partition panel with the barrel internal partitioning become the corase grind district and finely grind the district, the corase grind district be close to the feed end, finely grind the district and be close to the discharge gate, corase grind district and finely grind the district inside all be equipped with and grind the medium, finely grind the district inner wall and be equipped with the sawtooth welt.
Furthermore, the end of the material returning barrel close to the supporting rod is an open end, the end far away from the supporting rod is a closed end, and the outer side of the closed end of the material returning barrel is rotatably connected to the inner wall of the discharging end through a bearing.
Further, the spiral direction of the spiral blade is opposite to the rotation direction of the cylinder.
Furthermore, the discharge hole corresponds to the position of the outlet at the lower end of the discharge end.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses a set up the bracing piece at the barrel inner wall, and set up inside return feed cylinder and the branch of fixed connection on the bracing piece of setting up of discharge end, when the barrel is rotatory, return feed cylinder and the branch of connection on the bracing piece and also rotate thereupon, return the feed cylinder and rotate at the rotation in-process, thinner material passes through the discharge gate screening away, and the thicker material that is not screened away makes the helical blade rotation on branch under the rotation of return feed cylinder and the action of gravity, because helical blade with the direction of rotation opposite with the barrel, helical blade can carry thicker material back to the internal grinding once more of barrel when rotatory, realize the returning charge with the help of the rotation of barrel self, moreover, the steam generator is simple in structure, and is easy to operate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of a transverse section structure of the material return cylinder of the present invention.
Fig. 3 is a schematic longitudinal sectional structure of the material returning cylinder of the present invention.
As shown in the figure: 1. the device comprises a driving device, 2, a cylinder body, 3, a feeding end, 4, a discharging end, 5, a bearing I, 6, a supporting rod, 7, a material returning cylinder, 8, a supporting rod, 9, a discharging hole, 10, a helical blade, 11, a partition board, 12, a grinding medium, 13 and a sawtooth lining board.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A ball mill self-screening material returning device comprises a driving device 1, a barrel body 2, a feeding end 3, a material returning device and a discharging end 4, wherein the feeding end 3 is arranged at one end of the barrel body 2, the material returning device and the discharging end 4 are arranged at the other end of the barrel body 2, the driving device 1 is driven by a bearing I5 to be connected with the two ends of the barrel body 2, the material returning device comprises a supporting rod 6, a material returning barrel 7 and a supporting rod 8, the two ends of the supporting rod 6 are fixedly connected with the inner wall of the barrel body 2, the supporting rod 6 is fixedly connected with the material returning barrel 7 and the supporting rod 8, one end of the supporting rod 8 is fixedly connected in the middle of the supporting rod 6, the other end of the supporting rod is fixedly connected with the inner wall of the end part of the material returning barrel 7, the material returning barrel 7 is fixedly connected with the supporting rod 6 and close to the two end parts, a discharging port 9 is arranged outside the material returning barrel 7, and a filtering screen is arranged at the discharging port 9, the periphery of the supporting rod 8 is connected with a helical blade 10, and the helical blade 10 is connected to the supporting rod 8 through a second bearing.
2 inside centre of barrel be equipped with partition board 11, partition board 11 with 2 internal partitioning of barrel become the corase grind district and grind the district carefully, the corase grind district be close to feed end 3, grind the district and be close to discharge end 4 carefully, corase grind district and grind the district inside and all be equipped with and grind medium 12, grind the district inner wall and be equipped with sawtooth welt 13 carefully.
The end of the material returning barrel 7 close to the support rod 6 is an open end, the end far away from the support rod 6 is a closed end, and the outer side of the closed end of the material returning barrel 7 is rotatably connected to the inner wall of the material discharging end 4 through a bearing III.
The spiral direction of the spiral blade 10 is opposite to the rotation direction of the cylinder 2.
The discharge port 9 corresponds to the position of the outlet at the lower end of the discharge end 4.
The utility model discloses when concrete implementation, put into the material from the feed end, drive arrangement drives the barrel rotation through bearing one and bearing two, make the material grind in the barrel, the material after the grinding gets into returns the feed cylinder, thinner material is sieved out through returning the filter screen on the discharge gate of feed cylinder, discharge through the discharge end, thicker material drives helical blade and rotates at the in-process of returning the feed cylinder internal rotation whereabouts, will return the thick material transport in the feed cylinder and grind once more in the barrel when rotating with barrel rotation opposite direction's helical blade, thereby realize the function of screening and returning charge, moreover, the steam generator is simple in structure, and convenient for operation.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. The utility model provides a ball mill is from screening returning charge device which characterized in that: comprises a driving device (1), a cylinder body (2), a feeding end (3), a material returning device and a discharging end (4), wherein the feeding end (3) is arranged at one end of the cylinder body (2), the material returning device and the discharging end (4) are arranged at the other end of the cylinder body (2), the driving device (1) is driven by a bearing I (5) to be connected with the two ends of the cylinder body (2), the material returning device comprises a supporting rod (6), a material returning cylinder (7) and a supporting rod (8), the two ends of the supporting rod (6) are fixedly connected with the inner wall of the cylinder body (2), the supporting rod (6) is fixedly connected with the material returning cylinder (7) and the supporting rod (8), one end of the supporting rod (8) is fixedly connected in the middle of the supporting rod (6), the other end of the supporting rod is fixedly connected with the inner wall of the end of the material returning cylinder (7), the material returning cylinder (7) is fixedly connected with the supporting rod (6) and is close to the two ends, return feed cylinder (7) outside be equipped with discharge gate (9), discharge gate (9) department be equipped with the filter screen, branch (8) periphery be connected with helical blade (10), helical blade (10) connect on branch (8) through bearing two.
2. The ball mill self-screening material returning device of claim 1, wherein: barrel (2) inside middle partition board (11) of being equipped with, partition board (11) separate into barrel (2) internal partitioning and grind the district with carefully, the corase grind district be close to feed end (3), the fine grinding district is close to discharge end (4), corase grind district and the inside mill medium (12) that all is equipped with of fine grinding district, the fine grinding district inner wall be equipped with sawtooth welt (13).
3. The ball mill self-screening material returning device of claim 1, wherein: the end that returns feed cylinder (7) and be close to bracing piece (6) be the opening end, the one end of keeping away from bracing piece (6) is the blind end, returns the blind end outside of feed cylinder (7) and rotates through bearing three and connect in discharge end (4) inner wall.
4. The ball mill self-screening material returning device of claim 1, wherein: the spiral direction of the spiral blade (10) is opposite to the rotation direction of the cylinder (2).
5. The ball mill self-screening material returning device of claim 1, wherein: the discharge port (9) corresponds to the position of the outlet at the lower end of the discharge end (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263322.0U CN214554061U (en) | 2021-01-30 | 2021-01-30 | Self-screening material returning device of ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120263322.0U CN214554061U (en) | 2021-01-30 | 2021-01-30 | Self-screening material returning device of ball mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214554061U true CN214554061U (en) | 2021-11-02 |
Family
ID=78314928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120263322.0U Active CN214554061U (en) | 2021-01-30 | 2021-01-30 | Self-screening material returning device of ball mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214554061U (en) |
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2021
- 2021-01-30 CN CN202120263322.0U patent/CN214554061U/en active Active
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