CN213886442U

CN213886442U - Grinding roller buffer device

Info

Publication number: CN213886442U
Application number: CN202021964840.7U
Authority: CN
Inventors: 张明明
Original assignee: Luoyang Huazhen Heavy Industry Machinery Equipment Co ltd
Current assignee: Luoyang Huazhen Heavy Industry Machinery Equipment Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-08-06
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a grinding roller buffer relates to grinding roller buffering technical field, specifically is a grinding roller buffer, including grinding the shell, the bottom welding of grinding the shell has the supporting seat, the bottom fixedly connected with bottom plate of supporting seat, the last sliding surface of mill is connected with the grinding roller, the middle part of grinding roller is rotated through the bearing and is connected with the pivot, the one end fixedly connected with dead lever of pivot, the one end fixedly connected with buffer board of grinding roller is kept away from to the dead lever, the side fixedly connected with fixed plate of buffer board, the lower fixed surface fixedly connected with bracing piece of fixed plate, the spacing post of bottom fixedly connected with of bracing piece, buffer spring has been cup jointed to the side of spacing post. This grinding roller buffer sets up through the cooperation of buffer spring and spacing post, when the in-process grinding roller that uses rolls large granule raw materials, can upwards cushion to the effect of avoiding the rigidity to roll has been played.

Description

Grinding roller buffer device

Technical Field

The utility model relates to a grinding roller buffer technical field specifically is a grinding roller buffer.

Background

The grinding roller is used for grinding materials, in order to increase the surface wear resistance of the grinding roller, the surface layer overlaying technology is usually adopted during the manufacturing of the grinding roller, a buffer layer is overlaid on the surface of a roller core, a transition layer or a wear-resistant layer is overlaid on the surface of the buffer layer, the base material of the roller body is made of low-carbon steel or low-alloy steel with better toughness, the alloy material with high hardness and good wear resistance is overlaid on the surface of the roller core, the toughness and hardness of the material of the buffer layer are generally between those of the roller core and the wear-resistant layer, so that the surface of a part has excellent wear resistance, the roller body has good comprehensive performance, the types of the grinding roller are various, the commonly used vertical grinding roller is provided, the grinding disc rotates under the driving of a main motor, the materials are dispersed around the grinding disc due to the action of centrifugal force, the grinding roller grinds the materials under the action of the gravity of the grinding roller, and, the grinding roller surface generates continuous elastic deformation and plastic deformation.

The existing grinding roller is mostly of a fixed structure and does not have a buffering effect, when the raw materials of large particles are ground, the grinding roller, the grinding disc and the raw materials are rigidly rolled, the pressure of the grinding roller on the raw materials can not be adjusted according to the performance of the raw materials, the raw materials scrape the surface of the grinding roller easily, the supporting rod is easy to damage, the repair cost is increased, and the service life of the grinding roller is shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a grinding roller buffer has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a grinding roller buffering device comprises a grinding shell, a grinding disc is rotatably connected inside the grinding shell, a supporting seat is welded at the bottom of the grinding shell, a bottom plate is fixedly connected to the bottom of the supporting seat, a grinding roller is slidably connected to the upper surface of the grinding disc, a rotating shaft is rotatably connected to the middle of the grinding roller through a bearing, a fixed rod is fixedly connected to one end of the rotating shaft, a buffer plate is fixedly connected to one end, away from the grinding roller, of the fixed rod, a fixed plate is fixedly connected to the side surface of the buffer plate, a supporting rod is fixedly connected to the lower surface of the fixed plate, a limiting column is fixedly connected to the bottom of the supporting rod, a fixed bottom sleeve is slidably connected to the side surface of the limiting column, the bottom of the fixed bottom sleeve is fixedly connected to the upper surface of the bottom plate, a buffer spring is sleeved on the side surface of the limiting column, one end of the buffer spring is fixedly connected to the bottom of the supporting rod, the other end of the buffer spring is fixedly connected to the upper end of the fixed bottom sleeve.

Optionally, the column is placed to the last fixed surface of buffer board is connected with, the combination briquetting has been cup jointed to the side of placing the column, the quantity of combination briquetting has a plurality of, the upper portion threaded connection who places the column has the fixed block.

Optionally, the number of the fixing plates is three, and the three fixing plates are distributed on the side surface of the buffer plate in an annular array.

Optionally, a protective shell is sleeved on the side surface of the supporting rod, and the bottom of the protective shell is fixedly connected to the upper surface of the bottom plate.

Optionally, the mill dish includes grinding groove and arch, the grinding roller includes roller core, outer roller and roller skin, the quantity of grinding roller has threely, three the grinding roller be the annular array distribution at the upper surface of mill dish, the roller skin the material adopt the better high alloy white cast iron of hardness and wearability.

Optionally, the bottom fixedly connected with rotary column of mill, the middle part of rotary column is passed through the bearing and is connected with the top of supporting seat is rotated, the last fixed surface of bottom plate installs the motor, the output fixed connection of motor is in the bottom of rotary column.

(III) advantageous effects

The utility model provides a grinding roller buffer possesses following beneficial effect:

1. this grinding roller buffer, through the setting of buffer board, make this grinding roller buffer have possessed the effect of buffering the grinding roller, set up through the cooperation of buffer spring and spacing post, when the in-process grinding roller that uses rolls large granule raw materials, can upwards cushion to play the effect of avoiding the rigidity to roll, reached the purpose of avoiding the bracing piece to damage.

2. This grinding roller buffer through the setting of combination briquetting, makes this grinding roller buffer have possessed and carried out the pressurized effect according to different raw materials performance, sets up through the cooperation of placing post and fixed block, can add the combination briquetting according to the performance add of raw materials at the in-process that uses to play the effect that reduces grinding roller wearing and tearing, reached the purpose that reduces the repair cost.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic structural view of the grinding disc of the present invention;

fig. 4 is a schematic structural diagram of the grinding roller of the present invention.

In the figure: 1. grinding the shell; 2. a grinding disc; 3. a supporting seat; 4. a base plate; 5. grinding the roller; 6. a rotating shaft; 7. fixing the rod; 8. a buffer plate; 9. a fixing plate; 10. a support bar; 11. a limiting column; 12. fixing the bottom sleeve; 13. a buffer spring; 14. placing the column; 15. combining and pressing blocks; 16. turning the column; 17. a motor; 18. a fixed block; 19. a protective shell; 201. a protrusion; 202. milling the groove; 501. a roll core; 502. an outer roller; 503. and (4) roller skins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a grinding roller buffering device comprises a grinding shell 1, a grinding disc 2 is rotatably connected inside the grinding shell 1, a rotary column 16 is fixedly connected to the bottom of the grinding disc 2, the middle of the rotary column 16 is rotatably connected with the top of a supporting seat 3 through a bearing, a motor 17 is fixedly installed on the upper surface of a bottom plate 4, the output end of the motor 17 is fixedly connected to the bottom of the rotary column 16, the supporting seat 3 is welded at the bottom of the grinding shell 1, the bottom of the supporting seat 3 is fixedly connected with the bottom plate 4, a grinding roller 5 is slidably connected to the upper surface of the grinding disc 2, the grinding disc 2 comprises a grinding groove 201 and a protrusion 202, the grinding roller 5 comprises a roller core 501, an outer roller 502 and a roller skin 503, the number of the grinding rollers 5 is three, the three grinding rollers 5 are distributed on the upper surface of the grinding disc 2 in an annular array, the roller skin 503 is made of high-alloy white cast iron with better hardness and wear, one end of the rotating shaft 6 is fixedly connected with a fixed rod 7, one end of the fixed rod 7, which is far away from the grinding roller 5, is fixedly connected with a buffer plate 8, the upper surface of the buffer plate 8 is fixedly connected with a placing column 14, the side surface of the placing column 14 is sleeved with a plurality of combined pressurizing blocks 15, the upper part of the placing column 14 is in threaded connection with a fixed block 18, the side surface of the buffer plate 8 is fixedly connected with three fixed plates 9, the three fixed plates 9 are distributed in an annular array on the side surface of the buffer plate 8, the lower surface of the fixed plate 9 is fixedly connected with a supporting rod 10, the side surface of the supporting rod 10 is sleeved with a protective shell 19, the bottom of the protective shell 19 is fixedly connected with the upper surface of the bottom plate 4, the bottom of the supporting rod 10 is fixedly connected with a limiting column 11, the side surface of the limiting column 11 is slidably connected with a fixed bottom sleeve 12, and the bottom of the fixed bottom sleeve 12 is fixedly connected with the upper surface of the bottom plate 4, buffer spring 13 is sleeved on the side surface of the limiting column 11, one end of buffer spring 13 is fixedly connected to the bottom of the supporting rod 10, and the other end of buffer spring 13 is fixedly connected to the upper end of the fixed bottom sleeve 12.

When in use, the limiting column 11 is connected with the fixed bottom sleeve 12 in a sliding way, so that the limiting column 11 can move up and down, the supporting rod 10 is fixedly connected with the limiting column 11, thereby the supporting rod 10 can move up and down, the supporting rod 10 is fixedly connected with the fixed plate 9, thereby the fixed plate 9 can move up and down, the fixed plate 9 is fixedly connected with the buffer plate 8, thereby enabling the buffer plate 8 to move up and down, the buffer plate 8 is fixedly connected with the fixed rod 7, thereby enabling the fixed rod 7 to move up and down, the motor 17 is started, the rotary column 16 rotates, the rotary column 16 is fixedly connected with the grinding disc 2, thereby the grinding disc 2 rotates, when the grinding roller 5 rolls large-particle raw materials, the support rod 10 is fixedly connected with the buffer spring 13, the fixed bottom sleeve 12 is fixedly connected with the buffer spring 13, so that the grinding roller 5 can be buffered upwards, and the fixing block 18 is in threaded connection with the placing column 14, so that the combined pressurizing block 15 can be added or taken out according to the properties of the raw materials.

The utility model discloses a theory of operation and beneficial effect: this grinding roller buffer, setting through buffer board 8, make this grinding roller buffer have possessed the effect of buffering grinding roller 5, cooperation setting through buffer spring 13 and spacing post 11, in-process grinding roller 5 when rolling the large granule raw materials using, can upwards cushion, thereby the effect of avoiding the rigidity to roll has been played, the purpose of avoiding bracing piece 10 to damage has been reached, setting through combination briquetting 15, make this grinding roller buffer have possessed and carried out the pressurized effect according to different raw materials performance, cooperation setting through placing post 14 and fixed block 18, can add the combination briquetting 15 according to the performance plus-minus of raw materials at the in-process of using, thereby the effect that reduces grinding roller wearing and tearing has been played, the purpose that reduces the repair cost has been reached.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a grinding roller buffer, includes grinding shell (1), its characterized in that: the grinding device is characterized in that a grinding disc (2) is rotatably connected inside the grinding shell (1), a supporting seat (3) is welded at the bottom of the grinding shell (1), a bottom plate (4) is fixedly connected to the bottom of the supporting seat (3), a grinding roller (5) is connected to the upper surface of the grinding disc (2) in a sliding manner, a rotating shaft (6) is rotatably connected to the middle of the grinding roller (5) through a bearing, a fixing rod (7) is fixedly connected to one end of the rotating shaft (6), a buffer plate (8) is fixedly connected to one end, far away from the grinding roller (5), of the fixing rod (7), a fixing plate (9) is fixedly connected to the side surface of the buffer plate (8), a supporting rod (10) is fixedly connected to the lower surface of the fixing plate (9), a limiting column (11) is fixedly connected to the bottom of the supporting rod (10), and a fixing bottom sleeve (12) is slidably connected to the side surface of the limiting column (11), the bottom fixed connection of fixed end cover (12) is at the upper surface of bottom plate (4), buffer spring (13) have been cup jointed to the side of spacing post (11), the one end fixed connection of buffer spring (13) is in the bottom of bracing piece (10), the other end fixed connection of buffer spring (13) is in the upper end of fixed end cover (12).

2. A grinding roll cushioning apparatus as set forth in claim 1, wherein: the upper surface fixed connection of buffer board (8) places post (14), the side of placing post (14) has cup jointed combination briquetting (15), the quantity of combination briquetting (15) has a plurality of, the upper portion threaded connection who places post (14) has fixed block (18).

3. A grinding roll cushioning apparatus as set forth in claim 1, wherein: the number of the fixing plates (9) is three, and the three fixing plates (9) are distributed on the side surface of the buffer plate (8) in an annular array.

4. A grinding roll cushioning apparatus as set forth in claim 1, wherein: the side of the supporting rod (10) is sleeved with a protective shell (19), and the bottom of the protective shell (19) is fixedly connected to the upper surface of the bottom plate (4).

5. A grinding roll cushioning apparatus as set forth in claim 1, wherein: grinding disc (2) are including grinding groove (201) and arch (202), grinding roller (5) are including roller core (501), outer roller (502) and roller skin (503), the quantity of grinding roller (5) has threely, three grinding roller (5) be the annular array distribution at the upper surface of grinding disc (2), the material of roller skin (503) adopt hardness and the better high alloy white cast iron of wearability.

6. A grinding roll cushioning apparatus as set forth in claim 1, wherein: the bottom fixedly connected with rotary column (16) of mill (2), the middle part of rotary column (16) is passed through the bearing and is connected with the top rotation of supporting seat (3), the last fixed surface of bottom plate (4) installs motor (17), the output fixed connection of motor (17) is in the bottom of rotary column (16).