CN210141465U

CN210141465U - Oiling device for Raymond mill

Info

Publication number: CN210141465U
Application number: CN201920139367.XU
Authority: CN
Inventors: 唐哲渊
Original assignee: Shaoguan Lvjie Ore Powder Co Ltd
Current assignee: Shaoguan Lvjie Ore Powder Co Ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-03-13
Anticipated expiration: 2029-01-28

Abstract

The utility model discloses an oiling device for Raymond mill, including shell, fixed roll frame and main shaft, bolster bearing housing is installed to the below of fixed roll frame, bolster bearing housing has the cross axle through first fixing bolt fixed mounting, bolster bearing housing's inside is provided with the main shaft, the surface of main shaft is provided with the roller shell, and the roller shell is fixed mutually with the main shaft through connecting the bearing, be provided with on the roller shell and add oil chamber and jet-propelled ring, the below that lies in the roller shell on the main shaft is provided with the lower cover through second fixing bolt, the below of lower cover has the ash blocking sponge through the bolt fastening, only the lower cover below is provided with grinding roller and baffle on the main shaft, the grinding roller passes through the bolt and is fixed mutually with the baffle. An oiling device for Raymond mill, it can conveniently refuel to Raymond mill to add the oil chamber, can prevent moreover that the dust from getting into in the lubricating oil chamber, jet-propelled ring can avoid the dust to get into on the inside or the bearing of grinding roller for wearing and tearing seriously lead to influencing grinding roller rotation accuracy.

Description

Oiling device for Raymond mill

Technical Field

The utility model relates to a raymond machine field, in particular to oiling device for raymond machine.

Background

The pulverizer is the most widely used equipment in the mineral powder industry, and the most representative equipment among them is the Raymond pulverizer, and the general structure of Raymond pulverizer host computer is: the main machine base is provided with a hollow central shaft bracket and a coaxial grinding ring, the main machine main shaft is arranged in the central shaft bracket, the upper end of the main machine main shaft extending out of the central shaft bracket is provided with a fixed roller bracket, central shaft grinding rollers and the like are uniformly hung on the fixed roller bracket through a hinging device, and the grinding rollers grind materials by mutual grinding with mineral powder under the action of centrifugal force to achieve the aim of producing powder. But current raymond machine refuels inconveniently to inside, just can refuel the lubrication mutually in the machine after needing to shut down the dismouting, on dust got into grinding roller and bearing easily in addition, lead to grinding roller and bearing rotation accuracy to descend for influence after the wearing and tearing rotate and produce a large amount of heats.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an oiling device for raymond machine can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oiling device for Raymond mill, includes shell, fixed roll frame and main shaft, bolster bearing housing is installed to the below of fixed roll frame, bolster bearing housing has the cross axle through first fixing bolt fixed mounting, bolster bearing housing's inside is provided with the main shaft, the surface of main shaft is provided with the roller shell, and the roller shell is fixed mutually with the main shaft through connecting bearing, be provided with on the roller shell and add oil chamber and jet ring, the below that lies in the roller shell on the main shaft is provided with the lower cover through second fixing bolt, the below of lower cover is passed through the bolt fastening and is had the ash blocking sponge, only the lower cover below is provided with grinding roller and baffle on the main shaft, the grinding roller passes through the bolt and is fixed mutually with the baffle, the baffle passes through the bolt fastening mutually with the main shaft, the surface of shell has the batch oil tank through the bolt fastening.

Preferably, the oil filling cavity comprises an oil control bolt, an exhaust port, a lubricating oil cavity, a filter screen and an oil discharging bolt.

Preferably, the upper end of the lubricating oil cavity is connected with the oil storage tank through an oil conveying pipe, an oil control bolt is arranged at the upper end of the lubricating oil cavity, a filter screen is welded inside the lubricating oil cavity, an air outlet is formed between the filter screen and the oil control bolt, and an oil discharging bolt is arranged below the connecting bearing at the bottom end of the lubricating oil cavity.

Preferably, the air injection ring comprises a vent ring pipe, a connecting pipe, a universal pipe and a nozzle.

Preferably, the ventilation ring pipe is connected with an air pump outside the shell through an air conveying pipe, the ventilation ring pipe is located on the outer side of the connecting bearing, a connecting pipe is welded on the surface of the ventilation ring pipe, a universal pipe is arranged on the connecting pipe, and a nozzle is arranged at the lower end of the universal pipe.

Preferably, the fixed roll frame and the main shaft are driven by a motor to rotate, and the grinding roll is connected with the stone or mineral products.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, be provided with and add the oil chamber, will add the oil and be connected with the batch oil tank through defeated oil pipe, just need not remove the back with machinery and refuel and clear up, can conveniently refuel the lei mengmen machine, can prevent moreover that the dust from getting into in the lubricant pocket, jet-propelled ring blows away dust on every side, can avoid the dust to get into on the inside or the bearing of grinding roller for wearing and tearing seriously lead to producing a large amount of heats during the rotation, thereby influence the rotation precision.

Drawings

FIG. 1 is a schematic view of the internal structure of an oiling device for a Raymond mill of the present invention;

FIG. 2 is an enlarged view of the oiling device for Raymond mill of the present invention at the position A;

FIG. 3 is an enlarged view of the refueling device for Raymond mills at the position B;

fig. 4 is a schematic view of an air injection ring of the oiling device for the raymond mill.

In the figure: 1. a fixed roll frame; 2. a horizontal axis; 3. a first fixing bolt; 4. a housing; 5. a main shaft; 6. a roller sleeve; 7. sleeving; 8. a second fixing bolt; 9. a dust-blocking sponge; 10. a baffle plate; 11. an upper bearing seat; 12. An oil storage tank; 13. a refueling cavity; 1301. an oil control bolt; 1302. an exhaust port; 1303. a lubricating oil cavity; 1304. a filter screen; 1305. oil discharge bolts; 14. a gas delivery pipe; 15. an air injection ring; 1501. a venting collar; 1502. a connecting pipe; 1503. a universal tube; 1504. a nozzle; 16. grinding the roller; 17. an oil delivery pipe; 18. and connecting the bearing.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the refueling device for the raymond mill comprises a shell 4, a fixed roller frame 1 and a main shaft 5, wherein an upper bearing seat 11 is arranged below the fixed roller frame 1, a cross shaft 2 is fixedly arranged on the upper bearing seat 11 through a first fixing bolt 3, the main shaft 5 is arranged inside the upper bearing seat 11, a roller sleeve 6 is arranged on the surface of the main shaft 5, the roller sleeve 6 is fixed with the main shaft 5 through a connecting bearing 18, an oil filling cavity 13 and an air injection ring 15 are arranged on the roller sleeve 6, a lower sleeve 7 is arranged below the roller sleeve 6 on the main shaft 5 through a second fixing bolt 8, an ash blocking sponge 9 is fixed below the lower sleeve 7 through a bolt, a grinding roller 16 and a baffle plate 10 are only arranged below the lower sleeve 7 on the main shaft 5, the grinding roller 16 is fixed with the baffle plate 10 through a bolt, the baffle plate 10 is fixed with the main shaft 5 through a bolt, and an oil storage tank 12 is fixed on the surface of the shell 4 through a bolt;

the oil filling cavity 13 comprises an oil control bolt 1301, an air outlet 1302, a lubricating oil cavity 1303, a filter screen 1304 and an oil discharge bolt 1305; the upper end of the lubricating oil cavity 1303 is connected with the oil storage tank 12 through an oil pipeline 17, an oil control bolt 1301 is arranged at the upper end of the lubricating oil cavity 1303, a filter screen 1304 is welded inside the lubricating oil cavity 1303, an air outlet 1302 is formed between the filter screen 1304 and the oil control bolt 1301, and an oil discharge bolt 1305 is arranged at the bottom end of the lubricating oil cavity 1303, below the connecting bearing 18; the gas injection ring 15 comprises a vent ring pipe 1501, a connecting pipe 1502, a universal pipe 1503 and a nozzle 1504; the air ring pipe 1501 is connected with an air pump outside the shell 4 through an air pipe 14, the air ring pipe 1501 is positioned outside the connecting bearing 18, the surface of the air ring pipe 1501 is welded with a connecting pipe 1502, a universal pipe 1503 is arranged on the connecting pipe 1502, and a nozzle 1504 is arranged at the lower end of the universal pipe 1503; the fixed roll stand 1 and the main shaft 5 are driven and rotated by a motor, and the grinding roll 16 is connected with stones or minerals.

It should be noted that, the utility model relates to an oiling device for Raymond mill, when smashing the ore, because bolster bearing housing 11 is fixed on the inner wall of shell 4, and bolster bearing housing 11 is fixed with cross axle 2 through first fixing bolt 3, motor drive fixed roll frame 1 and main shaft 5, make main shaft 5 rotate around bolster bearing housing 11, because grinding roller 16 is fixed mutually with baffle 10 and main shaft 5 through the bolt, drive grinding roller 16 to rotate when main shaft 5 rotates, make grinding roller 16 smash ore or powdered ore, in the crushing process, the dust of powdered ore easily enters into the clearance between connecting bearing 18 and grinding roller 16 and main shaft 5, when main shaft 5 rotates at a high speed, the dust can strengthen the wearing and tearing of connecting bearing 18 and grinding roller 16 and main shaft 5, and then lead to producing a large amount of heat, can carry the gas in the air pump to gas injection ring 15 through gas-supply pipe 14 at this moment, gas enters each connecting pipe 1502 from the ventilating ring pipe 1501, at the moment, the gas blown out by the nozzle 1504 on the universal pipe 1503 blows dust towards the outer side of the main shaft 5, so that the dust cannot enter a gap between the roller sleeve 6 and the grinding roller 16, because the lower sleeve 7 is fixed with the roller sleeve 6 through the second fixing bolt 8, and the dust blocking sponge 9 is fixed on the lower sleeve 7 through the bolt, the dust blocking sponge 9 can further block the dust, the dust is prevented from entering the grinding roller 16 and the connecting bearing 18, when lubricating oil needs to be added into the connecting bearing 18 after long-time use, at the moment, a control valve below the oil storage tank 12 is opened, the lubricating oil flows into the oil filling cavity 13 from the oil conveying pipe 17, the lubricating oil enters the lubricating oil cavity 1303, the gas is discharged from the gas outlet 1302, the lubricating oil is filtered through the filter screen 1304 and the dust is prevented from entering, the oil to be lubricated in the oil cavity 1303 reaches the connecting bearing 18, can close the control valve, accuse oil bolt 1301 can prevent that lubricating oil from flowing simultaneously, need not frequently unpack the machine this moment apart looks inside adding lubricating oil and clear up the machine, and it is more convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a filling device for raymond mill which characterized in that: the roller device comprises a shell (4), a fixed roller frame (1) and a main shaft (5), wherein an upper bearing seat (11) is arranged below the fixed roller frame (1), a transverse shaft (2) is fixedly arranged on the upper bearing seat (11) through a first fixing bolt (3), the main shaft (5) is arranged inside the upper bearing seat (11), a roller sleeve (6) is arranged on the surface of the main shaft (5), the roller sleeve (6) is fixed with the main shaft (5) through a connecting bearing (18), an oil filling cavity (13) and an air injection ring (15) are arranged on the roller sleeve (6), a lower sleeve (7) is arranged below the roller sleeve (6) on the main shaft (5) through a second fixing bolt (8), a dust blocking sponge (9) is fixed below the lower sleeve (7) through a bolt, a grinding roller (16) and a baffle (10) are only arranged below the lower sleeve (7) on the main shaft (5), the grinding roller (16) is fixed with the baffle (10) through bolts, the baffle (10) is fixed with the main shaft (5) through bolts, and the surface of the shell (4) is fixed with the oil storage tank (12) through bolts.

2. The oiling device for a Raymond mill as claimed in claim 1, characterized in that: the oil filling cavity (13) comprises an oil control bolt (1301), an air outlet (1302), a lubricating oil cavity (1303), a filter screen (1304) and an oil discharging bolt (1305).

3. The oiling device for a Raymond mill as claimed in claim 2, characterized in that: the upper end of lubricating oil chamber (1303) is connected with oil storage tank (12) through defeated oil pipe (17), and the upper end of lubricating oil chamber (1303) is provided with accuse oil bolt (1301), the inside welding of lubricating oil chamber (1303) has filter screen (1304), gas vent (1302) have been seted up between filter screen (1304) and accuse oil bolt (1301), the below that the bottom of lubricating oil chamber (1303) is located connection bearing (18) is provided with oil discharge bolt (1305).

4. The oiling device for a Raymond mill as claimed in claim 1, characterized in that: the gas injection ring (15) comprises a ventilation ring pipe (1501), a connecting pipe (1502), a universal pipe (1503) and a nozzle (1504).

5. The oiling device for a Raymond mill as claimed in claim 4, characterized in that: the air pump is characterized in that the air vent ring pipe (1501) is connected with an air pump outside the shell (4) through an air conveying pipe (14), the air vent ring pipe (1501) is located on the outer side of the connecting bearing (18), a connecting pipe (1502) is welded to the surface of the air vent ring pipe (1501), a universal pipe (1503) is arranged on the connecting pipe (1502), and a nozzle (1504) is arranged at the lower end of the universal pipe (1503).

6. The oiling device for a Raymond machine as claimed in any one of claims 1 to 5, characterized in that: the fixed roller frame (1) and the main shaft (5) are driven by a motor to rotate, and the grinding roller (16) is connected with stones or mineral products.