CN217235244U

CN217235244U - Automatic compensation oil scraping device for rolling mill bearing

Info

Publication number: CN217235244U
Application number: CN202220184275.5U
Authority: CN
Inventors: 何少佳; 刘欢; 何北京; 郑卓莹; 吴朱炳
Original assignee: SHENKE SLIDE BEARING Inc
Current assignee: SHENKE SLIDE BEARING Inc
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-08-19
Anticipated expiration: 2032-01-24

Abstract

The utility model discloses an automatic compensation oil scraping device for rolling mill bearing, including the oil wiper, the oil wiper is equipped with the oil slinger outward, oil slinger and oil wiper one side butt, and oil wiper one side is equipped with the clearance compensation arrangement who is used for jack-up oil wiper one side, and simple structure reduces the change of oil scraping plate, and the effect is showing, safe and reliable.

Description

Automatic compensation oil scraping device for rolling mill bearing

Technical Field

The utility model relates to a frizing compensation field specifically is a rolling mill is automatic compensation frizing device for bearing.

Background

The sliding bearing needs lubricating oil for lubrication and cooling in the operation process, and generally has two lubrication modes of external oil supply and self-lubrication. The self-lubricating sliding bearing generally adopts oil carrying devices such as an oil slinger, an oil pan, an impeller and the like, and oil adhered on the oil slinger is scraped off by an oil scraping plate by utilizing the adhesion of oil and enters an inner hole of a bearing bush to participate in lubrication and cooling. The oil scraping plate has sliding friction with the oil slinger in the using process, after long-term use, the contact part of the oil scraping plate is abraded, the oil scraping effect is seriously reduced, and the operation safety of the bearing is seriously influenced. The method generally adopted is to replace the oil scraper.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rolling mill is automatic compensation frizing device for bearing, the utility model discloses simple structure reduces the change of frizing, and the effect is showing, safe and reliable.

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

the automatic compensation oil scraping device for the rolling mill bearing comprises an oil scraper, wherein an oil slinger is arranged outside the oil scraper and is abutted against one side of the oil scraper, and a clearance compensation device used for jacking one side of the oil scraper is arranged on one side of the oil scraper.

The bearing bush outside is equipped with the bearing frame, and the downside of bearing frame is the oil bath, is equipped with the bearing bush in the bearing frame, is equipped with the rotor in the bearing bush, and the oil slinger is located bearing bush one side, and the oil slinger is located the rotor outside.

The clearance compensation device comprises a bushing fixed at the top of one side of the bearing bush, a slot is formed in the inner side of the bushing, a convex block is arranged on one side of the bottom surface of the slot, the oil wiper comprises a hollow guide post, the outer side of the guide post is abutted against the convex block, the other end of the guide post is located in the slot, and a compensation clearance is formed between the guide post and the other side of the slot.

The outer side of one end of the guide column is provided with a first opening, the other end face of the guide column is provided with a second opening, the oil scraper further comprises a scraper, the scraper is located in the first opening, and the scraper extends out of the first opening.

One side of the oil slinger is provided with an annular groove, and the top of the scraper is abutted against the top of the inner side of the annular groove.

The clearance compensation device further comprises a push rod, the push rod can be arranged on the bushing in a vertically moving mode, a strip-shaped clamping groove is formed in the side face of the guide column, the cross section of the clamping groove is V-shaped, and one end of the push rod is abutted to the clamping groove.

The ejector rod is provided with a stepped surface, the outer side of the ejector rod is provided with a spring, and two sides of the spring are respectively abutted against the stepped surface and the slot.

Compared with the prior art, the automatic compensation oil scraping device for the rolling mill bearing has the following beneficial effects that:

adopt the utility model discloses an automatic compensation frizing device for rolling mill bearing, the oil slinger takes the back with lubricating oil, and the oil scraper scrapes oil down, and after wearing and tearing, clearance compensation device will scrape oil scraper and oil slinger butt one side jack-up, compensation wearing and tearing for oil scraper one side and oil slinger butt.

Drawings

Fig. 1 is a schematic structural diagram of an automatic compensation oil scraping device for a rolling mill bearing.

Fig. 2 is an enlarged view of a point a of fig. 1.

Fig. 3 is a schematic structural diagram of the oil scraper.

Fig. 4 is a schematic view of the oil scraper at another angle.

Reference numerals: 1. an oil wiper; 11. a guide post; 12. a first opening; 13. a second opening; 14. a squeegee; 15. a card slot; 2. an oil slinger; 21. an annular groove; 3. a clearance compensation device; 31. a bushing; 331. a bump; 32. pushing the push rod; 321. a step surface; 33. a spring; 4. a bearing seat; 5. and (5) bearing bushes.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, an automatic compensation oil scraping device for a rolling mill bearing comprises an oil wiper 1, wherein an oil slinger 2 is arranged outside the oil wiper 1, the oil slinger 2 is abutted against one side of the oil wiper 1, and a clearance compensation device 3 for jacking one side of the oil wiper 1 is arranged on one side of the oil wiper 1; after the oil slinger 2 takes the lubricating oil up, the oil scraper 1 scrapes the oil, and after abrasion, the clearance compensation device 3 jacks up the abutting side of the oil scraper 1 and the oil slinger 2 to compensate abrasion, so that the abutting side of the oil scraper 1 and the oil slinger 2 abuts.

The bearing bush 5 outside is equipped with bearing frame 4, the downside of bearing frame 4 is the oil bath, be equipped with bearing bush 5 in the bearing frame 4, be equipped with the rotor in the bearing bush 5, the slinger 2 is located bearing bush 5 one side, the slinger 2 is located the rotor outside, the one end outside of guide post 11 is equipped with first opening 12, another terminal surface of guide post 11 is equipped with second opening 13, the oil wiper 1 still includes scraper blade 14, scraper blade 14 is located first opening 12, scraper blade 14 stretches out in first opening 12, slinger 2 one side is equipped with annular groove 21, the inboard top butt of scraper blade 14 top and annular groove 21.

There is lubricating oil in the oil bath, the downside of rotor and oil slinger 2 soaks in the oil bath, when the rotor rotates, drive oil slinger 2 and rotate, oil slinger 2 takes the lubricating oil in the oil bath to upper portion, oil scraper 1 takes oil slinger 2 to the lubricating oil on upper portion and scrapes down, lubricating oil gets into in the guide post 11 through first opening 12 earlier, then flow to 5 upper portions of axle bush through second opening 13, the top of axle bush 5 is equipped with the oilhole, lubricating oil passes through oil scraper 1, in the leading-in axle bush 5 of oilhole, lubricate and dispel the heat rotor and 5 inside.

The clearance compensation device 3 comprises a bush 31, the bush 31 is fixed on the top of one side of the bearing bush 5, an insertion groove is formed in the inner side of the bush 31, a bump 331 is arranged on one side of the bottom surface of the insertion groove, the oil wiper 1 comprises a hollow guide post 11, the outer side of the guide post 11 is abutted against the bump 331, the other end of the guide post 11 is located in the insertion groove, and a compensation clearance is formed between the guide post 11 and the other side of the insertion groove; the clearance compensation device 3 further comprises a push rod 32, the push rod 32 is arranged on the bushing 31 in a vertically movable mode, a strip-shaped clamping groove 15 is formed in the side face of the guide post 11, the cross section of the clamping groove 15 is V-shaped, one end of the push rod 32 is abutted against the clamping groove 15, and the shape of one end of the push rod 32 is matched with that of the clamping groove 15, so that the guide post 11 is limited forwards and backwards through the clamping groove 15 and the push rod 32; the ejector rod 32 is provided with a stepped surface 321, the outer side of the ejector rod 32 is provided with a spring 33, two sides of the spring 33 are respectively abutted to the stepped surface 321 and the slot, the scraper 14 on the oil wiper 1 is worn after being used for a long time, the other side of the guide post 11 is pushed downwards by the ejector rod 32 and the spring 33 of the clearance compensation device 3, the other side of the guide post 11 is convenient to move downwards by compensating a clearance, the guide post 11 is in line contact with the projection 331, the projection 331 serves as a fulcrum, one side of the guide post 11 is jacked upwards, and the top of the scraper 14 on the upper portion is abutted to the oil slinger 2.

The use process comprises the following steps:

1. there is lubricating oil in the oil bath, and the downside of rotor and oil slinger 2 soaks in the oil bath, and when the rotor rotated, drive oil slinger 2 and rotate, oil slinger 2 took the lubricating oil in the oil bath upper portion.

2. The oil scraper 1 scrapes lubricating oil which is carried to the upper part by the oil slinger 2, the lubricating oil firstly enters the guide post 11 through the first opening 12 and then flows to the upper part of the bearing bush 5 through the second opening 13, an oil hole is formed above the bearing bush 5, and the lubricating oil is guided into the bearing bush 5 through the oil scraper 1 and the oil hole to lubricate and dissipate the inside of the rotor and the bearing bush 5.

3. The scraper 14 on the oil scraper 1 is worn after being used for a long time, the push rod 32 and the spring 33 of the clearance compensation device 3 push the other side of the guide post 11 downwards, the clearance compensation facilitates the downward movement of the other side of the guide post 11, the convex block 331 serves as a fulcrum to push up one side of the guide post 11 upwards, and the top of the scraper 14 on the upper portion is abutted to the oil slinger 2.

The above description is a preferred embodiment of the present invention, and those skilled in the art can make various modifications and improvements without departing from the principles of the present invention, and these should be considered as the protection scope of the present invention.

Claims

1. The automatic compensation oil scraping device for the rolling mill bearing is characterized by comprising an oil scraper (1), wherein an oil slinger (2) is arranged outside the oil scraper (1), the oil slinger (2) is abutted against one side of the oil scraper (1), and a clearance compensation device (3) used for jacking one side of the oil scraper (1) is arranged on one side of the oil scraper (1).

2. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that a bearing seat (4) is arranged on the outer side of a bearing bush (5), an oil pool is arranged on the lower side of the bearing seat (4), the bearing bush (5) is arranged in the bearing seat (4), a rotor is arranged in the bearing bush (5), an oil slinger (2) is located on one side of the bearing bush (5), and the oil slinger (2) is located on the outer side of the rotor.

3. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that the clearance compensation device (3) comprises a bushing (31), the bushing (31) is fixed on the top of one side of the bearing bush (5), an insertion groove is formed in the inner side of the bushing (31), a convex block (331) is arranged on one side of the bottom surface of the insertion groove, the oil scraper (1) comprises a hollow guide post (11), the outer side of the guide post (11) is abutted to the convex block (331), the other end of the guide post (11) is located in the insertion groove, and a compensation clearance is formed between the guide post (11) and the other side of the insertion groove.

4. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that a first opening (12) is formed in the outer side of one end of the guide column (11), a second opening (13) is formed in the other end face of the guide column (11), the oil scraper (1) further comprises a scraper (14), the scraper (14) is located in the first opening (12), and the scraper (14) extends out of the first opening (12).

5. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that one side of the oil slinger (2) is provided with an annular groove (21), and the top of the scraper (14) is abutted with the top of the inner side of the annular groove (21).

6. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that the clearance compensation device (3) further comprises a push rod (32), the push rod (32) is arranged on the bushing (31) in a vertically movable mode, a strip-shaped clamping groove (15) is formed in the side face of the guide column (11), the cross section of the clamping groove (15) is V-shaped, and one end of the push rod (32) is abutted to the clamping groove (15).

7. The automatic compensation oil scraping device for the rolling mill bearing is characterized in that a step surface (321) is arranged on the ejector rod (32), a spring (33) is arranged on the outer side of the ejector rod (32), and two sides of the spring (33) are respectively abutted with the step surface (321) and the inserting groove.