CN216224650U - Cloth auxiliary device suitable for found mill - Google Patents
Cloth auxiliary device suitable for found mill Download PDFInfo
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- CN216224650U CN216224650U CN202122014926.4U CN202122014926U CN216224650U CN 216224650 U CN216224650 U CN 216224650U CN 202122014926 U CN202122014926 U CN 202122014926U CN 216224650 U CN216224650 U CN 216224650U
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Abstract
A cloth auxiliary device suitable for a vertical mill comprises a fixed circular ring, a movable circular ring, a lifting mechanism, a guiding and positioning mechanism, an upright post, a cross-shaped scraper and a blowing mechanism; the fixed circular ring is sleeved on the outer wall of the blanking pipe, and the axial lead of the fixed circular ring is superposed with the axial lead of the blanking pipe; the lifting mechanism is arranged on the lower end face of the fixed circular ring; the movable circular ring is arranged on the lifting mechanism; the guide positioning mechanism is arranged on the outer wall of the blanking pipe and is in contact with the movable circular ring; the upper end of the upright post is vertically arranged on the lower end surface of the movable circular ring, and the lower end of the upright post is connected with the cross-shaped scraper; the purging mechanism is arranged on the upright post. The utility model improves the running stability and production efficiency of the vertical mill.
Description
Technical Field
The utility model relates to a material distribution auxiliary device, in particular to an auxiliary device capable of uniformly laying materials on the surface of a grinding disc of a vertical mill, and belongs to the technical field of vertical mill equipment.
Background
The vertical mill is an ideal large-scale grinding device, and is widely applied to industries such as cement, electric power, metallurgy, chemical industry, non-metal ore and the like. The crushing, drying, grinding and grading conveying are integrated, the production efficiency is high, and massive, granular and powdery raw materials can be ground into required powdery materials; the grinding method comprises the following steps that raw materials to be ground fall onto a single grinding disc in a rotating state through a central blanking pipe, then are thrown to the edge of the grinding disc through centrifugal force generated by rotation of the grinding disc, and are ground by a grinding roller and then dried, so that the whole grinding operation is completed; because the grinding disc is circular, when the grinding disc rotates, materials are thrown to different grinding rollers, and because the installation angle of the distributing device is single, the time for the materials to reach each grinding roller is different, so that the materials on the grinding disc are unevenly distributed, the material layer fluctuation is obvious, the grinding rollers cannot stably run on the material layer, the vibration of the vertical mill is large, and the production efficiency of the vertical mill is seriously influenced; therefore, a material distribution auxiliary device is needed, which can ensure that the materials on the millstone are respectively uniform, thereby improving the production efficiency of the vertical mill.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a material distribution auxiliary device suitable for a vertical mill, which can reduce the vibration of the vertical mill and improve the production efficiency of the vertical mill.
The problems of the utility model are solved by the following technical scheme:
a cloth auxiliary device suitable for a vertical mill comprises a fixed circular ring, a movable circular ring, a lifting mechanism, a guiding and positioning mechanism, an upright post, a cross-shaped scraper and a blowing mechanism; the fixed circular ring is sleeved on the outer wall of the blanking pipe, and the axial lead of the fixed circular ring is superposed with the axial lead of the blanking pipe; the lifting mechanism is arranged on the lower end face of the fixed circular ring; the movable circular ring is arranged on the lifting mechanism; the guide positioning mechanism is arranged on the outer wall of the blanking pipe and is in contact with the movable circular ring; the upper end of the upright post is vertically arranged on the lower end surface of the movable circular ring, and the lower end of the upright post is connected with the cross-shaped scraper; the purging mechanism is arranged on the upright post.
According to the material distribution auxiliary device suitable for the vertical mill, the number of the stand columns is four, and the stand columns are circumferentially and symmetrically arranged on the lower end face of the movable circular ring; the cross-shaped scraper is cross-shaped; the upper ends of the four end parts of the cross-shaped scraper are respectively and vertically connected with different upright posts.
The material distribution auxiliary device suitable for the vertical mill comprises a blowing mechanism, a blowing mechanism and a blowing mechanism, wherein the blowing mechanism comprises an annular air pipe, an air nozzle, an annular protective cover, an inner connecting air pipe, an air swivel joint and an outer connecting air pipe; the annular air pipe is annular and is connected with the outer walls of the four upright posts; the number of the air nozzles is multiple, and the air nozzles are uniformly arranged on the annular air pipe at equal intervals; the annular protective cover is arranged outside the annular air pipe and air nozzle assembly, and a plurality of vent holes are formed in the side wall of the annular protective cover; the air swivel joint is arranged on the lower end face of the movable circular ring, an air inlet of the air swivel joint is connected with an air outlet of the outer connecting air pipe, the outer connecting air pipe is communicated to a high-pressure air source outside the vertical mill, an air inlet of the inner connecting air pipe is connected with an air outlet of the air swivel joint, and an air outlet of the inner connecting air pipe is connected with an air inlet of the annular air pipe.
According to the material distribution auxiliary device suitable for the vertical mill, the lifting mechanism comprises a motor, a lead screw, a bearing seat and a lead screw nut; the shell of the motor is arranged on the lower end face of the fixed circular ring; the bearing block is arranged at the lower end of the outer wall of the blanking pipe; the upper end of the screw rod is connected with an output shaft of the motor, and the lower end of the screw rod is connected with the bearing seat; the screw nut is embedded on the movable ring, and the screw penetrates through the screw nut.
According to the auxiliary material distribution device suitable for the vertical mill, the guide positioning mechanism comprises a guide plate, a magnetic induction switch and a magnetic block; the guide plate is arranged on the outer wall of the blanking pipe along the axial lead direction of the blanking pipe, the movable circular ring is provided with a guide groove corresponding to the position of the guide plate, and the guide plate is inserted in the guide groove on the movable circular ring; the magnetic induction switches are arranged on one side face of the guide plate at equal intervals along the axial lead direction of the blanking pipe; the magnetic block is arranged on the upper end face of the movable circular ring and is 0.5cm-1cm away from the guide plate.
Above-mentioned cloth auxiliary device suitable for found mill, annular protection casing is located the cross scraper blade directly over, and its interval is in the scope of 0.1cm-0.5 cm.
According to the utility model, through the cooperation of the cross-shaped scraper and the blowing mechanism, materials are effectively paved on the grinding disc, the balance of the material layer is ensured, the grinding roller can stably run, and the condition of low production efficiency caused by unstable vibration of the grinding roller due to uneven material layer in the past is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
The list of labels in the figure is: 1. the device comprises a fixed circular ring, a movable circular ring, a vertical column, a cross scraper, an annular protective cover, an internal connecting air pipe, a pneumatic rotary joint, a motor, a lead screw, a bearing seat, a guide plate, a magnetic induction switch, a magnetic block and a magnetic block, wherein the fixed circular ring is 2, the movable circular ring is 3, the vertical column is 4, the cross scraper is 5, the annular protective cover is 6, the internal connecting air pipe is 7, the pneumatic rotary joint is 8, the motor is 9, the lead screw is 10, the bearing seat is 11, the guide plate is 12, and the magnetic induction switch is 13.
Detailed Description
Referring to fig. 1, the utility model comprises a fixed ring 1, a movable ring 2, a lifting mechanism, a guiding and positioning mechanism, a vertical column 3, a cross-shaped scraper 4 and a blowing mechanism; the fixed circular ring 1 is sleeved on the outer wall of the blanking pipe, and the axial lead of the fixed circular ring 1 is superposed with the axial lead of the blanking pipe; the position between the fixed circular ring 1 and the blanking pipe is relatively fixed; the lifting mechanism is arranged on the lower end face of the fixed circular ring 1; the movable circular ring 2 is arranged on the lifting mechanism; the lifting mechanism can drive the movable circular ring 2 to move in the vertical direction; the guiding and positioning mechanism is arranged on the outer wall of the blanking pipe and is in contact with the movable circular ring 2; the guide positioning mechanism can ensure that the movable circular ring 2 can stably and vertically move, and can also detect the real-time position of the movable circular ring 2; the upper end of the upright post 3 is vertically arranged on the lower end surface of the movable circular ring 2, and the lower end of the upright post 3 is connected with the cross-shaped scraper 4; the purging mechanism is arranged on the upright post 3; the cross scraper blade 4 can scrape piled materials evenly, and the blowing mechanism can accelerate the materials to move outwards, so that the time for the materials to reach the grinding roller is reduced.
The number of the upright posts 3 is four, and the upright posts are circumferentially and symmetrically arranged on the lower end surface of the movable circular ring 2; the cross-shaped scraper 4 is cross-shaped; the upper ends of the four end parts of the cross-shaped scraper 4 are respectively and vertically connected with different upright posts 3; the cross scraper blade can make the material pave evenly, ensures the degree of consistency on the bed of material, avoids the influence that bed of material thickness differs and bring the grinding roller.
The blowing mechanism comprises an annular air pipe, an air nozzle, an annular protective cover 5, an inner connecting air pipe 6, an air swivel joint 7 and an outer connecting air pipe; the annular air pipe is annular and is connected with the outer walls of the four upright posts 3; the number of the air nozzles is multiple, and the air nozzles are uniformly arranged on the annular air pipe at equal intervals; the accumulated materials are pushed towards the periphery by high-pressure gas sprayed by the gas spray head, so that the speed of the materials approaching the grinding roller is accelerated; the annular protective cover 5 is arranged outside the annular air pipe and air nozzle assembly, and a plurality of vent holes are formed in the side wall of the annular protective cover 5; the annular protective cover 5 can protect the annular air pipe and the air nozzle and prevent the annular air pipe and the air nozzle from being excessively abraded by materials; the air swivel joint 7 is arranged on the lower end face of the movable circular ring 2, an air inlet of the air swivel joint is connected with an air outlet of an outer connecting air pipe, the outer connecting air pipe is communicated to a high-pressure air source outside the vertical mill, an air inlet of an inner connecting air pipe 6 is connected with an air outlet of the air swivel joint 7, and an air outlet of the inner connecting air pipe 6 is connected with an air inlet of the annular air pipe.
In order to control the thickness of the material layer, a lifting mechanism is arranged, the lifting mechanism can control the distance between the cross-shaped scraper 4 and the grinding disc, and the lifting mechanism comprises a motor 8, a lead screw 9, a bearing seat 10 and a lead screw nut; the shell of the motor 8 is arranged on the lower end face of the fixed circular ring 1; the bearing seat 10 is arranged at the lower end of the outer wall of the blanking pipe; the upper end of the screw rod 9 is connected with an output shaft of the motor 8, and the lower end of the screw rod 9 is connected with the bearing seat 10; the screw nut is embedded on the movable ring 2, and the screw 9 penetrates through the screw nut; the screw rod 9 is driven to rotate by the action of the motor 8, so that the screw rod nut is driven to vertically move, and then the movable ring 2 is driven to vertically move by the screw rod nut.
The guiding and positioning mechanism comprises a guide plate 11, a magnetic induction switch 12 and a magnetic block 13; the guide plate 11 is arranged on the outer wall of the blanking pipe along the axial lead direction of the blanking pipe, the movable circular ring 2 is provided with a guide groove corresponding to the position of the guide plate 11, and the guide plate 11 is inserted in the guide groove on the movable circular ring 2; the clamping structure of the guide groove and the guide plate 11 can ensure that the movable ring 2 can stably move without deviating direction when moving vertically; the magnetic induction switches 12 are arranged on one side surface of the guide plate 11 at equal intervals along the axial lead direction of the blanking pipe; the magnetic block 13 is arranged on the upper end face of the movable circular ring 2 and is 0.5cm-1cm away from the guide plate; because the position of each magnetic induction switch 12 is specific and is also fixed to the position of the grinding disc, after the magnetic block 13 triggers a certain magnetic induction switch 12, the position of the cross-shaped scraping plate 4 can be known according to the position of the magnetic induction switch 12, and therefore the distance between the cross-shaped scraping plate 4 and the grinding disc is adjusted.
The annular protective cover 5 is positioned right above the cross-shaped scraper 4, and the distance between the annular protective cover and the cross-shaped scraper is within the range of 0.1cm-0.5 cm.
Claims (6)
1. The utility model provides a cloth auxiliary device suitable for found mill which characterized in that: comprises a fixed circular ring (1), a movable circular ring (2), a lifting mechanism, a guiding and positioning mechanism, an upright post (3), a cross-shaped scraper (4) and a purging mechanism; the fixed circular ring (1) is sleeved on the outer wall of the blanking pipe, and the axial lead of the fixed circular ring (1) is superposed with the axial lead of the blanking pipe; the lifting mechanism is arranged on the lower end face of the fixed circular ring (1); the movable circular ring (2) is arranged on the lifting mechanism; the guiding and positioning mechanism is arranged on the outer wall of the blanking pipe and is in contact with the movable circular ring (2); the upper end of the upright post (3) is vertically arranged on the lower end surface of the movable circular ring (2), and the lower end of the upright post (3) is connected with the cross scraper (4); the purging mechanism is arranged on the upright post (3).
2. A material distribution aid for a vertical mill according to claim 1, wherein: the number of the upright posts (3) is four, and the upright posts are circumferentially and symmetrically arranged on the lower end surface of the movable circular ring (2); the cross-shaped scraper (4) is cross-shaped; the upper ends of the four end parts of the cross-shaped scraper (4) are respectively and vertically connected with different upright posts (3).
3. A material distribution auxiliary device suitable for a vertical mill according to claim 2, wherein: the blowing mechanism comprises an annular air pipe, an air nozzle, an annular protective cover (5), an inner connecting air pipe (6), an air swivel joint (7) and an outer connecting air pipe; the annular air pipe is annular and is connected with the outer walls of the four upright posts (3); the number of the air nozzles is multiple, and the air nozzles are uniformly arranged on the annular air pipe at equal intervals; the annular protective cover (5) is arranged outside the annular air pipe and air nozzle assembly, and a plurality of vent holes are formed in the side wall of the annular protective cover (5); the air swivel joint (7) is arranged on the lower end face of the movable circular ring (2), an air inlet of the air swivel joint is connected with an air outlet of the outer connecting air pipe, the outer connecting air pipe is communicated to a high-pressure air source outside the vertical mill, an air inlet of the inner connecting air pipe (6) is connected with an air outlet of the air swivel joint (7), and an air outlet of the inner connecting air pipe (6) is connected with an air inlet of the annular air pipe.
4. A material distribution aid for a vertical mill according to claim 3, wherein: the lifting mechanism comprises a motor (8), a lead screw (9), a bearing seat (10) and a lead screw nut; the shell of the motor (8) is arranged on the lower end face of the fixed circular ring (1); the bearing block (10) is arranged at the lower end of the outer wall of the blanking pipe; the upper end of the lead screw (9) is connected with an output shaft of the motor (8), and the lower end of the lead screw (9) is connected with the bearing seat (10); the screw nut is embedded on the movable circular ring (2), and the screw nut is penetrated by the screw rod (9).
5. A material distribution auxiliary device suitable for a vertical mill according to claim 4, wherein: the guiding and positioning mechanism comprises a guide plate (11), a magnetic induction switch (12) and a magnetic block (13); the guide plate (11) is arranged on the outer wall of the blanking pipe along the axial lead direction of the blanking pipe, a guide groove corresponding to the guide plate (11) is arranged on the movable circular ring (2), and the guide plate (11) is inserted into the guide groove on the movable circular ring (2); the magnetic induction switches (12) are arranged on one side surface of the guide plate (11) at equal intervals along the axial lead direction of the blanking pipe; the magnetic block (13) is arranged on the upper end face of the movable circular ring (2) and is 0.5cm-1cm away from the guide plate (11).
6. A material distribution auxiliary device suitable for a vertical mill according to claim 5, wherein: the annular protective cover (5) is positioned right above the cross scraper (4), and the distance between the annular protective cover and the cross scraper is within the range of 0.1cm-0.5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122014926.4U CN216224650U (en) | 2021-08-25 | 2021-08-25 | Cloth auxiliary device suitable for found mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122014926.4U CN216224650U (en) | 2021-08-25 | 2021-08-25 | Cloth auxiliary device suitable for found mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216224650U true CN216224650U (en) | 2022-04-08 |
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ID=80981154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122014926.4U Active CN216224650U (en) | 2021-08-25 | 2021-08-25 | Cloth auxiliary device suitable for found mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216224650U (en) |
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2021
- 2021-08-25 CN CN202122014926.4U patent/CN216224650U/en active Active
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