CN218902810U

CN218902810U - Ash falling prevention mechanism for bearing end cover of sand making machine

Info

Publication number: CN218902810U
Application number: CN202223201704.4U
Authority: CN
Inventors: 刘保华; 王正生; 杨二庭
Original assignee: Hainan Lianjian New Material Technology Co ltd
Current assignee: Hainan Lianjian New Material Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-25
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses an ash falling prevention mechanism for a bearing end cover of a sand making machine, which relates to the technical field of ash removal tools of sand making machines and comprises a sand making machine, a mounting shaft sleeve arranged at the middle lower part of the sand making machine and a rotating shaft rotatably arranged in the mounting shaft sleeve, wherein sealing bearings for matching the rotating shaft are embedded in the upper end and the lower end of the mounting shaft sleeve, a bearing top cover and a bearing tail cover for limiting two sealing bearings are respectively fixedly arranged at the upper end and the lower end of the mounting shaft sleeve, an upper ash removal component is arranged on a shaft body of the rotating shaft above the bearing top cover, and a lower ash removal component is arranged on a shaft body of the rotating shaft below the bearing tail cover. According to the utility model, the upper ash cleaning component and the lower ash cleaning component are added to carry out rotary shielding protection ash cleaning operation on the bearing top cover and the installation tail cover, so that the possibility that dust generated during operation of the sand making machine enters into an oil way from gaps between the bearing top cover and the installation tail cover and the shaft body of the rotating shaft is reduced, and the interval period for periodically cleaning the oil way is prolonged to a certain extent.

Description

Ash falling prevention mechanism for bearing end cover of sand making machine

Technical Field

The utility model relates to the technical field of ash removal tools of sand making machines, in particular to an ash falling prevention mechanism for a bearing end cover of a sand making machine.

Background

The operational environment of vertical sand making machine is relatively poor, vertical sand making machine can produce a large amount of dust in the production process, broken grit is discharged along pivot direction from the top down simultaneously, the axle sleeve both ends are spacing through the shutoff of bearing end cover to the bearing, but still there is certain gap with the pivot axis body between, the dust that leads to in the grit gets into between pivot and the axle sleeve in the gap between bearing end cover and the pivot, the dust enters into in the lubrication chamber can make the oil circuit jam, thereby lead to lubricating oil lubrication efficiency to become low, need regularly clear up old lubricating oil in the oil circuit and add new lubricating oil.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an ash falling prevention mechanism for a bearing end cover of a sand making machine.

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

the utility model provides a sand making machine bearing end cover department is with preventing ash falling mechanism, includes sand making machine, locates the installation axle sleeve of sand making machine middle lower part and rotates the pivot of locating in the installation axle sleeve, both ends are all inlayed about the installation axle sleeve and are equipped with the sealed bearing that is used for pivot complex, both ends are fixed respectively about the installation axle sleeve be equipped with the bearing cap and the bearing tail cap that are used for two sealed bearings spacing, the pivot is equipped with the deashing subassembly on being located the axis body of bearing cap top department, the pivot is located the axis body of bearing tail cap below department and is equipped with deashing subassembly down.

Further, the upper ash cleaning component comprises an installation top disc which is hermetically sleeved on a shaft body of the rotating shaft above the bearing top cover and an upper ash scraping plate which is fixedly connected to the bottom surface of the installation top disc at equal intervals; the lower ash removal component comprises a mounting tail disc and a lower ash scraping plate, wherein the mounting tail disc is hermetically sleeved on a shaft body of the rotating shaft, the shaft body is positioned below the bearing tail cover, and the lower ash scraping plate is fixedly arranged on the top surface of the mounting tail disc.

Further, the top surface of the bearing top cover is high in inner end and low in outer end, and the bottom surface of the bearing tail cover is high in inner end and low in outer end.

Further, the top surface of the installation top disc is high in inner end and low in outer end, and the top surface of the installation tail disc is high in inner end and low in outer end.

Further, the upper ash scraping plate and the lower ash scraping plate are discrete arc plates.

Further, the bottom surface of last ash scraping plate and bearing top cap top surface butt, the top surface of lower ash scraping plate and bearing tail cap bottom surface butt, and the terminal surface is smooth cambered surface.

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

according to the utility model, the upper ash cleaning component and the lower ash cleaning component are added to carry out rotary shielding protection ash cleaning operation on the bearing top cover and the installation tail cover, so that the possibility that dust generated during operation of the sand making machine enters into an oil way from gaps between the bearing top cover and the installation tail cover and the shaft body of the rotating shaft is reduced, and the interval period for periodically cleaning the oil way is prolonged to a certain extent.

Drawings

FIG. 1 is a schematic diagram of the whole structure of an ash drop prevention mechanism for a sand making machine bearing end cover;

FIG. 2 is a schematic diagram of the internal structure of an anti-ash mechanism for the end cover of a sand making machine shaft according to the present utility model;

FIG. 3 is a bottom view of an upper ash removal assembly of an ash drop prevention mechanism for a sand making machine bearing end cover according to the present utility model;

fig. 4 is a top view of a lower ash removal component in an ash drop prevention mechanism for a sand making machine bearing end cover according to the present utility model.

Number in the figure: 1. a sand making machine; 2. installing a shaft sleeve; 3. a rotating shaft; 4. sealing the bearing; 5. a bearing cap; 6. an upper ash removal component; 7. a bearing tail cap; 8. a lower ash removal component; 61. installing a top plate; 62. an upper ash scraping plate; 81. installing a tail disc; 82. and a lower ash scraping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, an anti-ash falling mechanism for a bearing end cover of a sand making machine comprises a sand making machine 1, a mounting shaft sleeve 2 arranged at the middle lower part of the sand making machine 1 and a rotating shaft 3 rotatably arranged in the mounting shaft sleeve 2, sealing bearings 4 used for matching the rotating shaft 3 are embedded in the upper end and the lower end of the mounting shaft sleeve 2, a bearing top cover 5 and a bearing tail cover 7 used for limiting two sealing bearings 4 are respectively fixedly arranged at the upper end and the lower end of the mounting shaft sleeve 2, an upper ash removing component 6 is arranged on a shaft body of the rotating shaft 3 positioned above the bearing top cover 5, a lower ash removing component 8 is arranged on a shaft body of the rotating shaft 3 positioned below the bearing tail cover 7, shielding protection ash removing work is carried out on the bearing top cover 5 and the bearing tail cover 7 by the upper ash removing component 6 and the lower ash removing component 8, the possibility that dust generated during the work of the sand making machine enters into an oil way from a gap between the bearing top cover 5 and the bearing tail cover 7 and the shaft body of the rotating shaft 3 is reduced, and the interval period of periodically cleaning the oil way is prolonged to a certain extent.

The upper ash cleaning component 6 comprises an installation top disc 61 which is hermetically sleeved on the shaft body of the rotating shaft 3 above the bearing top cover 5 and an upper ash scraping plate 62 which is fixedly arranged on the bottom surface of the installation top disc 61 at equal intervals; the lower ash removal assembly 8 comprises an installation tail disc 81 and a lower ash scraping plate 82, wherein the installation tail disc 81 is arranged on a shaft body below the bearing tail cover 7 in a sealing sleeve mode, the lower ash scraping plate 82 is fixedly connected to the top surface of the installation tail disc 81, the installation top disc 61 is driven by the rotating shaft 3 to rotate together with the installation tail disc 81, the upper ash scraping plate 62 and the lower ash scraping plate 82 are conveniently driven to synchronously and always perform ash sweeping action on the bearing top cover 5 and the empty surface of the bearing tail cover 7, dust on the empty surfaces of the bearing top cover 5 and the bearing tail cover 7 is cleared, and meanwhile the dust is blocked from flowing into an oil path along a gap.

The top surface of the bearing top cover 5 is high at the inner end and low at the outer end, and the bottom surface of the bearing tail cover 7 is high at the inner end and low at the outer end, so that dust is thrown out along the bottom surfaces of the bearing top cover 5 and the bearing tail cover 7 when the upper dust scraping plate 62 and the lower dust scraping plate 82 perform dust sweeping actions.

The top surface of the installation top disc 61 is high at the inner end and low at the outer end, and the top surface of the installation tail disc 81 is high at the inner end and low at the outer end, so that dust can not be remained on a non-working surface of the installation top disc 61 and the installation tail disc 81 when the installation top disc and the installation tail disc 81 rotate along with the rotating shaft 3, and the dust can be synchronously centrifugally thrown out.

The upper ash scraping plate 62 and the lower ash scraping plate 82 are discrete arc-shaped plates, and meanwhile, the protruding direction of the arc-shaped plates is opposite to the direction of the rotating shaft 3, so that dust can be conveniently thrown out by the arc-shaped upper ash scraping plate 62 and the arc-shaped lower ash scraping plate 82.

The bottom surface of last scraper 62 and bearing top cap 5 top surface butt, the top surface of lower scraper 82 and bearing tail cap 7 bottom surface butt, and the terminal surface is smooth cambered surface, guarantees that last scraper 62 and lower scraper 82 can fully get rid of the dust of sweeping off on the surface in the air of bearing top cap 5 and bearing tail cap 7 and not damage its surface.

Working principle: when the sand making machine 1 is started, the rotating shaft 3 is driven to rotate to work, the rotating shaft 3 drives the installation top disc 61 to rotate together with the installation tail disc 81, so that the upper ash scraping plate 62 and the lower ash scraping plate 82 are driven to synchronously and always sweep ash on the upper air surfaces of the bearing top cover 5 and the bearing tail cover 7, dust on the upper air surfaces of the bearing top cover 5 and the bearing tail cover 7 is cleaned, and meanwhile the dust is blocked from flowing into an oil path along a gap.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a sand making machine bearing cap department is with preventing ash falling mechanism, its characterized in that, including sand making machine (1), locate installation axle sleeve (2) of sand making machine (1) middle lower part and rotate pivot (3) in locating installation axle sleeve (2), both ends are all embedded to be equipped with in installation axle sleeve (2) upper and lower both ends and are used for pivot (3) complex sealed bearing (4), both ends are fixed respectively and are equipped with bearing cap (5) and bearing tail cap (7) that are used for two sealed bearings (4) spacing about installation axle sleeve (2), be equipped with ash removal subassembly (6) on pivot (3) are located the axis body of bearing cap (5) top department, be equipped with ash removal subassembly (8) down on the axis body that pivot (3) are located bearing tail cap (7) below department.

2. The dust fall prevention mechanism for the end cover of the sand making machine shaft according to claim 1, wherein the upper dust removal assembly (6) comprises an installation top disc (61) which is hermetically sleeved on a shaft body of the rotating shaft (3) above the bearing top cover (5) and an upper dust scraping plate (62) which is fixedly connected with the bottom surface of the installation top disc (61) at equal intervals; the lower ash removal component (8) comprises a mounting tail disc (81) which is hermetically sleeved on a shaft body of the rotating shaft (3) below the bearing tail cap (7) and a lower ash scraping plate (82) which is fixedly connected with the top surface of the mounting tail disc (81).

3. The ash drop prevention mechanism for a bearing end cover of a sand making machine according to claim 2, wherein the top surface of the bearing top cover (5) is high at the inner end and low at the outer end, and the bottom surface of the bearing tail cover (7) is high at the inner end and low at the outer end.

4. An ash drop preventing mechanism for a sand making machine bearing end cover according to claim 2, wherein the top surface of the installation top disc (61) is high at the inner end and low at the outer end, and the top surface of the installation tail disc (81) is high at the inner end and low at the outer end.

5. An anti-ash-drop mechanism for a sand making machine bearing end cover according to claim 2, characterized in that the upper ash scraping plate (62) and the lower ash scraping plate (82) are discrete arc plates.

6. The dust fall prevention mechanism for the end cover of the sand making machine shaft according to claim 2, wherein the bottom surface of the upper dust scraping plate (62) is abutted with the top surface of the bearing top cover (5), the top surface of the lower dust scraping plate (82) is abutted with the bottom surface of the bearing tail cover (7), and the end surfaces are smooth cambered surfaces.