CN112892751A - Ball mill inner wall protection device - Google Patents
Ball mill inner wall protection device Download PDFInfo
- Publication number
- CN112892751A CN112892751A CN202110057070.0A CN202110057070A CN112892751A CN 112892751 A CN112892751 A CN 112892751A CN 202110057070 A CN202110057070 A CN 202110057070A CN 112892751 A CN112892751 A CN 112892751A
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- China
- Prior art keywords
- roller
- ball mill
- lining plate
- protection device
- welt
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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
- 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
- B02C17/22—Lining for containers
- B02C17/225—Lining for containers using rubber or elastomeric material
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a ball mill inner wall protection device which comprises a roller, wherein a protection structure is arranged in the roller, a power structure is arranged on the roller, and a support structure is arranged at the lower end of the support structure; the protection structure includes: the device comprises a liner, a plurality of sliding grooves, a plurality of sliding strips, a liner plate part and a plurality of filling strips; the lining plate has the advantages that the lining plate is arranged between the roller and the lining plate, the lining plate is further provided with the plurality of filling strips and the shock absorption parts, when grinding balls fall on the lining plate, the lining plate is buffered and supported by the plurality of filling strips and the shock absorption parts, the lining plate is prevented from being deformed greatly, the service life of the lining plate is prolonged, the lining plate is prevented from extruding and beating the inner wall of the roller, the inner wall of the roller is protected, the lining plate is spliced, the lining plate needing to be maintained is replaced according to the use state of the lining plate, the whole lining plate is not required to be maintained, and the maintenance cost is reduced.
Description
Technical Field
The invention relates to the technical field of ball mills, in particular to a ball mill inner wall protection device.
Background
The ball mill is the key equipment for crushing the materials after the materials are crushed. This type of mill is provided with a number of steel balls as grinding media in the barrel.
The existing ball mill is generally provided with a layer of liner between a roller and a liner plate, the inner wall of the ball mill is protected only by the liner plate and the liner, the elasticity of the liner is small, when grinding balls fall on the liner plate, the deformation of the liner plate is large, the service life of the liner plate is short, the liner plate is generally of an integrated structure, when the liner plate needs to be maintained, the whole liner plate needs to be maintained, the maintenance cost is high, and therefore the problem is deeply researched, and the scheme is generated.
Disclosure of Invention
The invention aims to solve the problems, designs a ball mill inner wall protection device and solves the problems that the prior ball mill is usually provided with a layer of liner between a roller and a liner plate, the inner wall of the ball mill is protected only by the liner plate and the liner, the elasticity of the liner is small, the liner plate is deformed greatly when grinding balls fall on the liner plate, the service life of the liner plate is short, the liner plate is usually of an integrated structure, when the liner plate needs to be maintained, the whole liner plate needs to be maintained, and the maintenance cost is high.
The technical scheme of the invention for realizing the aim is as follows: the ball mill inner wall protection device comprises a roller, wherein a protection structure is arranged in the roller, a power structure is arranged on the roller, and a support structure is arranged at the lower end of the support structure;
the protection structure includes: the device comprises a liner, a plurality of sliding grooves, a plurality of sliding strips, a liner plate part and a plurality of filling strips;
the liner is arranged on the inner side wall surface of the roller, the sliding grooves are arranged on the inner side wall surface of the liner in a circular array mode by taking the axis of the roller as the center, the sliding strips are movably arranged on the sliding grooves, the liner plate part is arranged on the sliding strips, the filling strips are arranged on the inner side wall surface of the liner in a circular array mode by taking the axis of the roller as the center, and the filling strips are provided with damping parts;
preferably, the lining panel portion includes: the first lining plates, the corner strips, the second lining plates, the first fixing bolts and the second fixing bolts are arranged on the first lining plates;
a plurality of first welt is installed in a plurality of on the draw runner, a plurality of the angle strip is installed in a plurality of welt outside wall, a plurality of the second welt is installed in a plurality of on the angle strip, a plurality of second welt and a plurality of first welt is crisscross to be installed, and a plurality of second welt and a plurality of first welt head joint is regular polygon structure, a plurality of first fixing bolt runs through in a plurality of the angle strip, and a plurality of first fixing bolt one end cartridge is on the first welt of a plurality of, a plurality of second fixing bolt runs through in a plurality of the angle strip, and a plurality of second fixing bolt one end cartridge is on a plurality of second welt.
Preferably, the shock absorbing part includes: the spring column, the spherical seat and the rotating ball;
the packing strip is provided with a groove, the spring column is inserted into the groove, the spherical seat is installed at one end of the spring column, the rotating ball is movably installed on the spherical seat, and the rotating ball is attached to the outer side wall surface of the second lining plate.
Preferably, the power structure includes: the gear box comprises a first end cover, a first hollow shaft, a first bearing seat, a base, a gear ring, a mounting seat, a first motor, a reduction box, a gear, a second end cover, a second hollow shaft, a second bearing seat and a sliding part;
the first end cover is in threaded connection with one end of the roller, the first hollow shaft is inserted into the first end cover, the first bearing seat is sleeved on the first hollow shaft, the base is installed on the lower wall surface of the first bearing seat, the gear ring is sleeved on the outer side wall surface of the roller, the installation seat is installed on the upper wall surface of the base, the first motor is installed on the upper wall surface of the installation seat, the reduction box is installed at the driving end of the first motor, the gear is sleeved on the output shaft of the reduction box, the gear is meshed with the gear ring, the second end cover is in threaded connection with the other end of the roller, the second hollow shaft is inserted into the second end cover, the second bearing seat is sleeved on the second hollow shaft, and the sliding.
Preferably, the sliding portion includes: the two mounting shells, the two second motors, the two rotating lead screws and the two supporting blocks;
the two installation shells are embedded on the upper wall surface of the base, the two second motors are installed on the two installation shells, the two rotary lead screws are movably inserted on the two installation shells, the two rotary lead screws are connected to the two second motor driving ends, the two support blocks are sleeved on the two rotary lead screws, and the two support blocks are installed on the lower wall surface of the second bearing block.
Preferably, the support structure comprises: two hydraulic cylinders and two arc-shaped frames;
the two hydraulic cylinders are arranged on the upper wall surface of the base, and the two arc-shaped frames are arranged on the telescopic ends of the two hydraulic cylinders.
Preferably, a plurality of balls are embedded in the lower wall surfaces of the two supporting blocks.
Preferably, a plurality of the balls are attached to the two mounting cases.
Preferably, two hydraulic cylinders are provided with pressure sensors at the telescopic ends.
Preferably, rubber anti-slip pads are arranged on the two arc-shaped frames.
The ball mill inner wall protection device manufactured by the technical scheme of the invention is provided with a plurality of filling strips and shock absorption parts besides a layer of liner arranged between the roller and the lining plate, when grinding balls fall on the lining plate, the lining plate is buffered and supported by the plurality of filling strips and shock absorption parts, so that the deformation of the lining plate is avoided being larger, the service life of the lining plate is prolonged, meanwhile, the lining plate is prevented from extruding and beating the inner wall of the roller, the effect of protecting the inner wall of the roller is achieved, the lining plate is in a splicing type, the lining plate needing to be maintained is replaced according to the using state of the lining plate, the maintenance of the whole lining plate is not needed, and the maintenance cost is reduced.
Drawings
Fig. 1 is a schematic front sectional view of the inner wall protection device of the ball mill according to the present invention.
FIG. 2 is a schematic side sectional view of the inner wall protection device of the ball mill of the present invention.
FIG. 3 is a schematic side view of the inner wall protection device of the ball mill of the present invention.
Fig. 4 is a schematic diagram of a partially enlarged structure of a chute part of the inner wall protection device of the ball mill shown in fig. 1.
Fig. 5 is a schematic diagram of a partially enlarged structure of a spring column portion of the inner wall protection device of the ball mill shown in fig. 1.
Fig. 6 is a partially enlarged structural diagram of a supporting block portion of the inner wall protection device of the ball mill shown in fig. 2 according to the present invention.
In the figure: 1. a drum; 2. a liner; 3. a chute; 4. a slide bar; 5. filling the strip; 6. a first liner plate; 7. corner strips; 8. a second liner plate; 9. a first fixing bolt; 10. a second fixing bolt; 11. a spring post; 12. a spherical seat; 13. rotating the ball; 14. a first end cap; 15. a first hollow shaft; 16. a first bearing housing; 17. a base; 18. a ring gear; 19. a mounting seat; 20. a first motor; 21. a reduction gearbox; 22. a gear; 23. a second end cap; 24. a second hollow shaft; 25. a second bearing housing; 26. mounting a shell; 27. a second motor; 28. rotating the lead screw; 29. a support block; 30. a hydraulic cylinder; 31. an arc-shaped frame; 32. a ball bearing; 33. a pressure sensor; 34. a rubber non-slip mat.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, which show a ball mill inner wall protection device as shown in fig. 1-6.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): the ball mill inner wall protection device comprises a roller 1, wherein a protection structure is arranged inside the roller 1, a power structure is arranged on the roller 1, and a support structure is arranged at the lower end of the support structure;
in the specific implementation, the protection structure may preferably adopt the following structure, which includes: the lining comprises a pad 2, a plurality of chutes 3, a plurality of slide bars 4, a lining part and a plurality of filling bars 5; the liner 2 is arranged on the inner side wall surface of the roller 1, the plurality of sliding grooves 3 are arranged on the inner side wall surface of the liner 2 in a circular array form by taking the axis of the roller 1 as the center, the plurality of sliding strips 4 are movably arranged on the plurality of sliding grooves 3, the lining plate part is arranged on the plurality of sliding strips 4, the plurality of filling strips 5 are arranged on the inner side wall surface of the liner 2 in a circular array form by taking the axis of the roller 1 as the center, and the plurality of filling strips 5 are all provided with damping parts;
in practice, the liner portion may preferably adopt the following structure, which includes: a plurality of first lining plates 6, a plurality of angle bars 7, a plurality of second lining plates 8, a plurality of first fixing bolts 9 and a plurality of second fixing bolts 10; the first welt 6 of a plurality of is installed on a plurality of draw runner 4, a plurality of angle strip 7 is installed in a plurality of welt outside wall, a plurality of second welt 8 is installed on a plurality of angle strip 7, a plurality of second welt 8 and the crisscross installation of the first welt 6 of a plurality of, and a plurality of second welt 8 is regular polygon structure with the first bit connection of the first welt 6 of a plurality of, a plurality of first fixing bolt 9 runs through in a plurality of angle strip 7, and 9 one end cartridges of the first fixing bolt of a plurality of are on a plurality of first welt 6, a plurality of second fixing bolt 10 runs through in a plurality of angle strip 7, and 10 one end cartridges of a plurality of second fixing bolt are on a plurality of second welt 8.
In a specific implementation, the shock absorbing part may preferably adopt the following structure, which includes: a spring post 11, a ball seat 12 and a rotating ball 13; the packing strip 5 is provided with a groove, the spring column 11 is inserted into the groove, the spherical seat is installed at one end of the spring column 11, the rotating ball 13 is movably installed on the spherical seat, and the rotating ball 13 is attached to the outer side wall surface of the second lining plate 8.
In a specific implementation, the power structure may preferably adopt the following structure, which includes: the structure comprises a first end cover 14, a first hollow shaft 15, a first bearing seat 16, a base 17, a gear ring 18, a mounting seat 19, a first motor 20, a reduction gearbox 21, a gear 22, a second end cover 23, a second hollow shaft 24, a second bearing seat 25 and a sliding part; the first end cover 14 is in threaded connection with one end of the roller 1, the first hollow shaft 15 is inserted into the first end cover 14, the first bearing seat 16 is sleeved on the first hollow shaft 15, the base 17 is installed on the lower wall surface of the first bearing seat 16, the gear ring 18 is sleeved on the outer wall surface of the roller 1, the installation seat 19 is installed on the upper wall surface of the base 17, the first motor 20 is installed on the upper wall surface of the installation seat 19, the reduction box 21 is installed at the driving end of the first motor 20, the gear 22 is sleeved on the output shaft of the reduction box 21, the gear 22 is mutually meshed with the gear ring 18, the second end cover 23 is in threaded connection with the other end of the roller 1, the second hollow shaft 24 is inserted into the second end cover 23, the second bearing seat.
In a specific implementation, the sliding portion may preferably adopt the following structure, which includes: two mounting cases 26, two second motors 27, two rotating screws 28 and two supporting blocks 29; the two installation shells 26 are embedded on the upper wall surface of the base 17, the two second motors 27 are installed on the two installation shells 26, the two rotating lead screws 28 are movably inserted on the two installation shells 26, the two rotating lead screws 28 are connected to the driving ends of the two second motors 27, the two supporting blocks 29 are sleeved on the two rotating lead screws 28, and the two supporting blocks 29 are installed on the lower wall surface of the second bearing block 25.
In particular embodiments, the support structure may preferably be a structure comprising: two hydraulic cylinders 30 and two arc-shaped frames 31; two pneumatic cylinders 30 are installed on the wall on base 17, and two arc framves 31 are installed on two pneumatic cylinders 30 flexible ends.
Wherein, it is required to be noted that: when the ball mill works, the first motor 20 works, the gear 22 is driven to rotate through the reduction box 21, the gear ring 18 drives the roller 1 to rotate, the roller 1 rotates on the first bearing seat 16 and the second bearing seat 25 through the first end cover 14, the first hollow shaft 15 and the second end cover 23 and the second hollow shaft 24, when grinding balls fall on the first lining plate 6 and the second lining plate 8, the second lining plate 8 vibrates to generate deformation, the rotating balls 13 and the spherical seats 12 are extruded, the spring columns 11 shrink accordingly, reaction force is generated on the second lining plate 8, the second lining plate 8 is prevented from being damaged, meanwhile, the second lining plate 8 is prevented from extruding and beating the inner wall of the roller 1, the inner wall of the roller 1 is protected, because the second lining plate 8 is connected with the first lining plate 6 through the angle bars 7, the first lining plate 6 is protected, when the plate part needs to be maintained, the two hydraulic cylinders 30 extend, preferably, further, the two hydraulic cylinders 30 are provided with pressure sensors 33 at their telescopic ends, when the pressure values detected by the pressure sensors 33 reach a set value, the two arc frames 31 support the drum 1, and preferably, further, the two arc frames 31 are provided with rubber anti-slip pads 34 for anti-slip, the second end cover 23 and the bolt on the drum 1 are detached, then the second motor 27 is operated, the rotating screw 28 rotates, the supporting block 29 consequently drives the second bearing seat 25 to leave the drum 1, preferably, further, the lower wall surfaces of the two supporting blocks 29 are respectively embedded with a plurality of balls 32, the plurality of balls 32 are respectively attached to the two mounting shells 26 for supporting the supporting block 29 and protecting the rotating screw 28, then the lining plate part is pulled, the plurality of sliding strips 4 are accordingly separated from the plurality of sliding chutes 3, and according to the use states of the first lining plate 6 and the second lining plate 8, the first liner 6 and the second liner 8 to be replaced are selected, the first fixing bolt 9 and the second fixing bolt 10 are mounted and dismounted, and the gasket 2 and the filler strip 5 are used for sound insulation and shock absorption.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. The ball mill inner wall protection device comprises a roller and is characterized in that a protection structure is arranged inside the roller, a power structure is arranged on the roller, and a support structure is arranged at the lower end of the support structure;
the protection structure includes: the device comprises a liner, a plurality of sliding grooves, a plurality of sliding strips, a liner plate part and a plurality of filling strips;
the liner is installed on the side wall face in the cylinder, and a plurality of the spout uses the cylinder axle center to be the circular array form and installs on the side wall face in the liner, a plurality of draw runner movable mounting in a plurality of on the spout, the liner portion install in a plurality of on the draw runner, a plurality of the packing strip uses the cylinder axle center to be the circular array form and installs on the side wall face in the liner, a plurality of all be equipped with shock attenuation portion on the packing strip.
2. The ball mill inner wall protection device according to claim 1, wherein the liner plate portion includes: the first lining plates, the corner strips, the second lining plates, the first fixing bolts and the second fixing bolts are arranged on the first lining plates;
a plurality of first welt is installed in a plurality of on the draw runner, a plurality of the angle strip is installed in a plurality of welt outside wall, a plurality of the second welt is installed in a plurality of on the angle strip, a plurality of second welt and a plurality of first welt is crisscross to be installed, and a plurality of second welt and a plurality of first welt head joint is regular polygon structure, a plurality of first fixing bolt runs through in a plurality of the angle strip, and a plurality of first fixing bolt one end cartridge is on the first welt of a plurality of, a plurality of second fixing bolt runs through in a plurality of the angle strip, and a plurality of second fixing bolt one end cartridge is on a plurality of second welt.
3. The ball mill inner wall protection device according to claim 1, wherein the damper portion includes: the spring column, the spherical seat and the rotating ball;
the packing strip is provided with a groove, the spring column is inserted into the groove, the spherical seat is installed at one end of the spring column, the rotating ball is movably installed on the spherical seat, and the rotating ball is attached to the outer side wall surface of the second lining plate.
4. The ball mill inner wall protection device according to claim 1, wherein the power structure comprises: the gear box comprises a first end cover, a first hollow shaft, a first bearing seat, a base, a gear ring, a mounting seat, a first motor, a reduction box, a gear, a second end cover, a second hollow shaft, a second bearing seat and a sliding part;
the first end cover is in threaded connection with one end of the roller, the first hollow shaft is inserted into the first end cover, the first bearing seat is sleeved on the first hollow shaft, the base is installed on the lower wall surface of the first bearing seat, the gear ring is sleeved on the outer side wall surface of the roller, the installation seat is installed on the upper wall surface of the base, the first motor is installed on the upper wall surface of the installation seat, the reduction box is installed at the driving end of the first motor, the gear is sleeved on the output shaft of the reduction box, the gear is meshed with the gear ring, the second end cover is in threaded connection with the other end of the roller, the second hollow shaft is inserted into the second end cover, the second bearing seat is sleeved on the second hollow shaft, and the sliding.
5. The ball mill inner wall protection device according to claim 4, wherein the sliding portion includes: the two mounting shells, the two second motors, the two rotating lead screws and the two supporting blocks;
the two installation shells are embedded on the upper wall surface of the base, the two second motors are installed on the two installation shells, the two rotary lead screws are movably inserted on the two installation shells, the two rotary lead screws are connected to the two second motor driving ends, the two support blocks are sleeved on the two rotary lead screws, and the two support blocks are installed on the lower wall surface of the second bearing block.
6. The ball mill inner wall protection device according to claim 4, wherein the support structure comprises: two hydraulic cylinders and two arc-shaped frames;
the two hydraulic cylinders are arranged on the upper wall surface of the base, and the two arc-shaped frames are arranged on the telescopic ends of the two hydraulic cylinders.
7. A ball mill inner wall protection device according to claim 5, characterized in that a plurality of balls are embedded in the lower wall surfaces of the two supporting blocks.
8. The inner wall protector for ball mills according to claim 7, characterized in that a plurality of balls are attached to both of the mounting shells.
9. The inner wall protection device for the ball mill according to claim 2, wherein the two hydraulic cylinders are provided with pressure sensors at the telescopic ends.
10. A ball mill inner wall protection device according to claim 6, characterized in that rubber non-slip pads are arranged on both the arc-shaped frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110057070.0A CN112892751B (en) | 2021-01-15 | 2021-01-15 | Ball mill inner wall protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110057070.0A CN112892751B (en) | 2021-01-15 | 2021-01-15 | Ball mill inner wall protection device |
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| CN112892751A true CN112892751A (en) | 2021-06-04 |
| CN112892751B CN112892751B (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318736A (en) * | 2022-08-12 | 2022-11-11 | 浙江天能电源材料有限公司 | Electrolytic copper rod washing equipment and copper washing method |
| CN115430502A (en) * | 2022-08-05 | 2022-12-06 | 山东兴达化工有限公司 | Wet ball-milling device is used in cyanuric acid production |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430502A (en) * | 2022-08-05 | 2022-12-06 | 山东兴达化工有限公司 | Wet ball-milling device is used in cyanuric acid production |
| CN115430502B (en) * | 2022-08-05 | 2023-07-14 | 山东兴达化工有限公司 | Wet ball milling device for cyanuric acid production |
| CN115318736A (en) * | 2022-08-12 | 2022-11-11 | 浙江天能电源材料有限公司 | Electrolytic copper rod washing equipment and copper washing method |
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| CN112892751B (en) | 2022-11-08 |
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