CN216499733U - Vertical mill roller core protection device - Google Patents
Vertical mill roller core protection device Download PDFInfo
- Publication number
- CN216499733U CN216499733U CN202123385209.9U CN202123385209U CN216499733U CN 216499733 U CN216499733 U CN 216499733U CN 202123385209 U CN202123385209 U CN 202123385209U CN 216499733 U CN216499733 U CN 216499733U
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- roller core
- protective sheath
- protection device
- vertical mill
- annular steel
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Abstract
The application discloses immediately, grind roller core protection device relates to grinding roller core technical field, including the fore shaft that is located the device front end, annular steel sheet is installed to the one end of fore shaft, and round location screw has just been seted up on the circumferencial direction on the surface of annular steel sheet, and the inboard of annular steel sheet can be dismantled through the bolt and be connected with the protective sheath, and the inner wall both sides of protective sheath have all set firmly the locating plate, and the upper end of locating plate has set firmly and is provided with the direction slide bar, and the outside slidable mounting of direction slide bar has the locating plate. This application the mode of device accessible spiro union is installed additional on the exposed part in grinding roller core rear end, avoids mill whirl wind to the washing away of grinding roller core as far as possible to it is convenient to change, can also carry out radial centre gripping and fixed through the inside location splint of protective sheath to the roller core part when installing additional, has improved the stability of device installation.
Description
Technical Field
The utility model belongs to the technical field of grinding roller core technique and specifically relates to a vertical mill roller core protection device is related to.
Background
The vertical mill is an ideal large-scale grinding device, is widely applied to the industries of cement, electric power, metallurgy, chemical industry, non-metal ores and the like, integrates crushing, drying, grinding and grading conveying into a whole, has high production efficiency, can grind blocky, granular and powdery raw materials into required powdery materials, and has the function of applying strong pressure to the materials to crush the materials. However, most of the exposed parts at the rear end of the roller core of the existing grinding roller are completely positioned in the rotational flow airflow in the grinding machine, the air speed in the grinding machine can reach 45m/s in the actual running process of the grinding machine, and the roller core of the grinding roller is seriously scoured.
SUMMERY OF THE UTILITY MODEL
In order to improve the problems mentioned above, the utility model provides a vertical mill roller core protection device.
The utility model provides a roller core protection device of a vertical mill, which adopts the following technical scheme: the utility model provides a vertical mill roller core protection device, is including the fore shaft that is located the device front end, annular steel sheet is installed to the one end of fore shaft, round location screw has just been seted up on the circumferencial direction on the surface of annular steel sheet, the inboard of annular steel sheet can be dismantled through the bolt and be connected with the protective sheath, the inner wall both sides of protective sheath have all set firmly the locating plate, the upper end of locating plate has set firmly and is provided with the direction slide bar, the outside slidable mounting of direction slide bar has locating splint.
Based on the technical characteristics: this device accessible spiro union's mode installs additional on grinding roller core rear end exposed portion, avoids mill whirl wind to the erodeing of grinding roller core as far as possible to it is convenient to change, can also carry out radial centre gripping and fixed to the roller core part through the inside locating splint of protective sheath when installing additional, has improved the stability of device installation.
As a preferable aspect of the protection device for a roller core of a vertical mill of the present invention, wherein: the fore shaft is designed into a horn shape, and a plurality of groups of connecting screw holes are formed in the surface of one side, close to the annular steel plate, of the fore shaft.
Based on the technical characteristics: the connecting screw hole is used for connecting a bolt on the roller core of the grinding roller and is convenient for quick assembly and disassembly of the device.
As a preferable aspect of the protection device for a roller core of a vertical mill of the present invention, wherein: the inner wall of protective sheath just is close to the exit and is provided with the sealing ring, the sealing ring laminates mutually and the sealing ring adopts the rubber ring with the inner wall of protective sheath.
Based on the technical characteristics: the sealing ring is used for playing a role in sealing and blocking wind, and preventing the rear end of the roller core of the grinding roller from being washed due to the fact that rotational flow airflow in the grinding machine blows into the protective sleeve during working.
As a preferable aspect of the protection device for a roller core of a vertical mill of the present invention, wherein: the positioning plate and one side of the positioning clamping plate close to the guide sliding rod are movably hinged with a first support arm, and the joint of the first support arm is movably hinged with a first push rod piece.
Based on the technical characteristics: after the rear end of the roller core of the grinding roller extends into the protective sleeve, the positioning clamping plates can be pressed towards two sides, and at the moment, the included angle between the first supporting arms can be gradually reduced, so that the first push rod piece moves downwards.
As a preferable aspect of the protection device for a roller core of a vertical mill of the present invention, wherein: the locating plate and one side of the locating clamping plate far away from the guide sliding rod are movably hinged with a second support arm, the joint of the second support arm is movably hinged with a second push rod piece, and a compression elastic piece is connected between the second push rod piece and the first push rod piece.
Based on the technical characteristics: after the grinding roller core rear end stretched into the protective sheath, contained angle between the second support arm also reduced gradually and made second push rod spare rebound, and second push rod spare and first push rod spare are close to gradually and extrude compression elastic component, and the elasticity that produces after the compression elastic component compression this moment can order about the both sides that the tight grinding roller core of location splint clamp, improves the installation fastness of device.
As a preferable aspect of the protection device for a roller core of a vertical mill of the present invention, wherein: the outer wall both sides of protective sheath all slide and be provided with the pull rod, the one end of pull rod stretches into in the inner chamber of protective sheath and fixed connection location splint.
Based on the technical characteristics: when the device needs to be overhauled or replaced, the bolts on the roller core of the grinding roller can be screwed outwards, the pull rods are pulled outwards, the positioning clamping plates can move towards two sides and are separated from the roller core of the grinding roller, and the device can be quickly detached from the roller core of the grinding roller.
In summary, the utility model includes at least one of the following advantages:
1. the device can be additionally arranged on the exposed part at the rear end of the roller core of the grinding roller in a threaded manner, so that the scouring of the swirling wind of the grinding machine on the roller core of the grinding roller is avoided as much as possible, the device is convenient to replace, and the roller core part can be radially clamped and fixed through the positioning clamp plate in the protective sleeve during the additional arrangement, so that the installation stability of the device is improved;
2. when the rear end of the roller core of the grinding roller extends into the protective sleeve, the included angle between the second support arms is gradually reduced, the second push rod piece moves upwards, the second push rod piece and the first push rod piece are gradually close to each other and extrude the compression elastic piece, and the elastic force generated after the compression elastic piece is compressed can drive the positioning clamping plates to clamp the two sides of the roller core of the grinding roller, so that the installation firmness of the device is improved;
3. when the device needs to be overhauled or replaced, the bolts on the roller core of the grinding roller can be screwed outwards, the pull rods are pulled outwards, the positioning clamping plates can move towards two sides and are separated from the roller core of the grinding roller, and the device can be quickly detached from the roller core of the grinding roller.
Drawings
FIG. 1 is a view showing an overall appearance structure of the present invention;
FIG. 2 is a cross-sectional view of the interior of the protective sleeve of the present invention;
fig. 3 is a detailed structural view of the clamping mechanism of the present invention.
Description of reference numerals:
1. locking the opening; 11. a connecting screw hole; 2. an annular steel plate; 21. positioning the screw hole; 3. a protective sleeve; 31. a seal ring; 32. a pull rod; 4. positioning a plate; 5. a guide slide bar; 6. positioning the clamping plate; 7. a first support arm; 71. a first pusher member; 8. a second support arm; 81. a second pusher member; 9. compressing the resilient member.
Detailed Description
The present invention is described in further detail below with reference to figures 1-3.
Referring to fig. 1-2, the protection device for the roller core of the vertical mill provided by the utility model comprises a locking notch 1 positioned at the front end of the device, wherein an annular steel plate 2 is installed at one end of the locking notch 1, the locking notch 1 is designed into a horn shape, a plurality of groups of connecting screw holes 11 are formed in the surface of one side, close to the annular steel plate 2, of the locking notch 1, and the connecting screw holes 11 are used for connecting bolts on the roller core of the vertical mill and are convenient for quick assembly and disassembly of the device.
The surface of annular steel sheet 2 and along having seted up round location screw 21 on the circumferencial direction, the inboard of annular steel sheet 2 can be dismantled through the bolt and be connected with protective sheath 3, the inner wall of protective sheath 3 just is close to the exit and is provided with sealing ring 31, sealing ring 31 laminates mutually and sealing ring 31 adopts the rubber ring with the inner wall of protective sheath 3, sealing ring 31 is used for playing sealed and effect that keep out the wind, prevent to cause in the protective sheath 3 in the whirl air current of during operation grinding machine that grinding roller core rear end is erodeed.
This device accessible spiro union's mode installs additional on grinding roller core rear end exposed portion, avoids mill whirl wind to erode the grinding roller core as far as possible, and it is convenient to change, and the inner wall both sides of protective sheath 3 have all set firmly locating plate 4, and the upper end of locating plate 4 has set firmly and is provided with direction slide bar 5, and the outside slidable mounting of direction slide bar 5 has location splint 6, and location splint 6 can carry out radial centre gripping and fixed to the roller core part, has improved the stability of device installation.
The outer wall both sides of protective sheath 3 all slide and be provided with pull rod 32, and the one end of pull rod 32 stretches into in the inner chamber of protective sheath 3 and fixed connection location splint 6, when needing to overhaul or change the device, can outwards screw out the bolt on the grinding roller core, outwards stimulates pull rod 32 again, and location splint 6 can remove and break away from the grinding roller core to both sides this moment, can pull down the device from the grinding roller core fast this moment.
Referring to fig. 3, the positioning plate 4 and the positioning clamp plate 6 are movably hinged with first supporting arms 7 at one side close to the guide sliding rod 5, the joint of the two groups of first supporting arms 7 is movably hinged with a first pushing rod member 71, when the rear end of the roller core of the grinding roller extends into the protective sleeve 3, the positioning clamp plate 6 can be pressed towards both sides, and at this time, the included angle between the first supporting arms 7 can be gradually reduced, and the first pushing rod member 71 can move downwards.
Locating plate 4 and locating plate 6 keep away from the equal movable articulation of one side of direction slide bar 5 and have second support arm 8, the junction activity of two sets of second support arms 8 articulates there is second push rod spare 81, be connected with compression elastic component 9 between second push rod spare 81 and the first push rod spare 71, after grinding roller core rear end stretches into protective sheath 3, contained angle between the second support arm 8 also reduces gradually and makes second push rod spare 81 rebound, second push rod spare 81 and first push rod spare 71 are close to gradually and extrude compression elastic component 9, the elasticity that produces after the compression of compression elastic component 9 this moment can order about locating plate 6 and press from both sides tight grinding roller core's both sides, the installation fastness of improvement device.
The working principle is as follows: after the rear end of the roller core of the grinding roller extends into the protective sleeve 3, the positioning clamping plates 6 can be pressed towards two sides, at the moment, the included angle between the first supporting arms 7 can be gradually reduced, the first push rod piece 71 can move downwards, meanwhile, the included angle between the second supporting arms 8 is also gradually reduced, the second push rod piece 81 can move upwards, the second push rod piece 81 and the first push rod piece 71 are gradually close to each other and extrude and compress the elastic piece 9, at the moment, the elastic force generated after the elastic piece 9 is compressed can drive the positioning clamping plates 6 to clamp two sides of the roller core of the grinding roller, when the device needs to be maintained or replaced, the bolts on the roller core of the grinding roller can be screwed outwards, the pull rod 32 is pulled outwards, at the moment, the positioning clamping plates 6 can move towards two sides and break away from the roller core of the grinding roller, and at the moment, the device can be quickly disassembled from the roller core of the grinding roller.
The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (6)
1. The utility model provides a vertical mill roller core protection device, is including being located fore-end fore-shaft (1), its characterized in that: annular steel sheet (2) are installed to the one end of fore shaft (1), round location screw (21) have been seted up on the surface of annular steel sheet (2) and along the circumferencial direction, the inboard of annular steel sheet (2) can be dismantled through the bolt and be connected with protective sheath (3), locating plate (4) have all been set firmly to the inner wall both sides of protective sheath (3), the upper end of locating plate (4) has set firmly and is provided with direction slide bar (5), the outside slidable mounting of direction slide bar (5) has location splint (6).
2. The roll core protection device of the vertical mill according to claim 1, wherein: the locking notch (1) is designed to be horn-shaped, and a plurality of groups of connecting screw holes (11) are formed in the surface of one side, close to the annular steel plate (2), of the locking notch (1).
3. The roll core protection device of the vertical mill according to claim 1, wherein: the inner wall of protective sheath (3) just is close to the exit and is provided with sealing ring (31), sealing ring (31) laminate mutually and sealing ring (31) adopt the rubber ring with the inner wall of protective sheath (3).
4. The roll core protection device of the vertical mill according to claim 1, wherein: one side of the positioning plate (4) close to the guide sliding rod (5) and one side of the positioning clamping plate (6) are movably hinged with a first support arm (7), and the joint of the first support arm (7) is movably hinged with a first push rod piece (71).
5. The vertical mill roll core protection device of claim 4, wherein: locating plate (4) and location splint (6) keep away from one side of direction slide bar (5) equal activity hinge joint have second support arm (8), and are two sets of the junction activity hinge joint of second support arm (8) has second push rod spare (81), be connected with compression elastic component (9) between second push rod spare (81) and first push rod spare (71).
6. The roll core protection device of the vertical mill according to claim 1, wherein: the outer wall both sides of protective sheath (3) all slide and be provided with pull rod (32), the one end of pull rod (32) stretches into in the inner chamber of protective sheath (3) and fixed connection location splint (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123385209.9U CN216499733U (en) | 2021-12-29 | 2021-12-29 | Vertical mill roller core protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123385209.9U CN216499733U (en) | 2021-12-29 | 2021-12-29 | Vertical mill roller core protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216499733U true CN216499733U (en) | 2022-05-13 |
Family
ID=81514555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123385209.9U Active CN216499733U (en) | 2021-12-29 | 2021-12-29 | Vertical mill roller core protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216499733U (en) |
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2021
- 2021-12-29 CN CN202123385209.9U patent/CN216499733U/en active Active
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