CN209724965U - Small―gap suture four-line column roller bearing - Google Patents
Small―gap suture four-line column roller bearing Download PDFInfo
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- CN209724965U CN209724965U CN201920402473.2U CN201920402473U CN209724965U CN 209724965 U CN209724965 U CN 209724965U CN 201920402473 U CN201920402473 U CN 201920402473U CN 209724965 U CN209724965 U CN 209724965U
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Abstract
The utility model discloses small―gap suture four-line column roller bearings, including outer baffle, housing is equipped on the inside of outer baffle, ball is socketed in housing, the lower end of ball is equipped with inner sleeve, pin shaft is rotatably connected in ball, the two sides of pin shaft are equipped with washer, washer is fixedly connected on the upper end of inner sleeve, the inside of housing is equipped with guide ring, oil transportation channel is equipped in housing, it rolls to be connected in oil transportation channel and rolls pearl, contact is connected with limit plate in oil transportation channel, the upper end of limit plate is equipped with slide bar, the distance between ball and jacket and inner sleeve in the four-line column roller bearing are enough close, it is changed to after small―gap suture clearance like this from machine in August, 2017 so far, extend the service life of bearing, it can be used on the machine by original 4 periods to 30 periods, every set bearing averagely can achieve 1,800,000 tons, not only extend bearing Service life save labour, and also reduce the use cost of bearing.
Description
Technical field
The utility model relates to technical field of bearings, specially small―gap suture four-line column roller bearing.
Background technique
Four-row cylindrical roller and raceway are line contact bearing, and load-bearing capacity is big, are primarily subjected to radial load, but existing skill
There is also following deficiencies for small―gap suture four-line column roller bearing in art.
1250 hot rolling mills are by the reversible roughing mill of a frame and seven frame finish rolling Continuous mill trains at for the needs that meet the market requirement
Produce the steel plate of thin material (thickness 3.0) in enormous quantities, in addition the promotion of rhythm, current four column cylindrical bearing of backing roll cannot
Rolling rhythm and yield are adapted to, lower machine check is peeled off in the position of force area after upper machine 3-4 times, long-time on-line operation,
The phenomenon that being easy to happen online four column cylindrical bearing scaling loss, needs to shut down replacement roll, influences production time and yield, traditional
Machine 4 periods of operation about roll 250,000 tons of steel on four-line column roller bearing, stress of the unboxing check discovery in bearing after lower machine
The position (outer ring inner slide) of loading zone occurs peeling off the phenomenon that losing flesh, and needs to replace bearing in time, causes cost of labor, grease
Consuming cost increases, has delayed the time of production, and since four-line column roller bearing needs to carry out in use
Oil operation, but due to tradition directly to ball and pin shaft oil it is easy to appear oil it is insufficient not in time the problem of.
Utility model content
The purpose of this utility model is to provide small―gap suture four-line column roller bearings, to solve four-line column roller bearing
Oil the problem of operating the waste of insufficient and oil product.
To achieve the above object, the utility model provides the following technical solutions: small―gap suture four-line column roller bearing, including
Outer baffle, the outer baffle inside are equipped with housing, ball are socketed in the housing, and the lower end of the ball is equipped with inner sleeve, institute
It states and is rotatably connected to pin shaft in ball, the two sides of the pin shaft are equipped with washer, and the washer is fixedly connected on the upper end of inner sleeve, institute
The inside for stating housing is equipped with guide ring, and oil transportation channel is equipped in the housing, and rolling, which is connected with, in the oil transportation channel rolls pearl,
Contact is connected with limit plate in the oil transportation channel, and the upper end of the limit plate is equipped with slide bar, and one end of the slide bar is pierced by outer
Set is connect with pull handle.
Preferably, it is connected between the housing and ball.
Preferably, it is connected between the inner sleeve and ball.
Preferably, groove is equipped in the housing, the outer surface of the pull handle is slidably connected in groove.
Preferably, spring is socketed on the slide bar, the lower end of the pull handle is equipped with sprue, and the sprue passes through fuel feed hole
It is slidably connected in housing.
Compared with prior art, the utility model has the beneficial effects that ball in 1. four-line column roller bearings with
The distance between jacket and inner sleeve is enough close, so far, extends after being changed to small―gap suture clearance like this from machine in August, 2017
The service life of bearing, can be used on the machine by original 4 periods to 30 periods, and every set bearing averagely can achieve 1,800,000
Ton, the service life for not only extending bearing saves labour, and also reduces the use cost of bearing.
2. the four-line column roller bearing is equipped with special oil transportation channel when oiling and operating, oil product is greatly strengthened in this way
Use, save oil product use and make oil product use sufficiently it is reliable.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is enlarged drawing at the A of the utility model.
In figure: 1 outer baffle, 11 housings, 12 inner sleeves, 13 balls, 14 pin shafts, 15 washers, 16 guide rings, 21 oil transportation channels,
22 roll pearl, 23 limit plates, 24 slide bars, 25 pull handles, 26 springs, 27 sprues, 28 fuel feed holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: small―gap suture four-line column roller bearing, including
Outer baffle 1 is equipped with housing 11 on the inside of outer baffle 1, and ball 13 is socketed in housing 11, and bead external diameter circularity is controlled in 0-0.02mm
Between, it is connected between ball 13 and housing 11, the internal diameter circularity dimension control of housing 11 is between 0-0.05mm, rolling
The lower end of pearl 13 is equipped with inner sleeve 12, and the external diameter circularity dimension control of inner sleeve 12 is between 0-0.05mm, rotation in ball 13
It is connected with pin shaft 14, the two sides of pin shaft 14 are equipped with washer 15, and washer 15 is fixedly connected on the upper end of inner sleeve 12, the inside of housing 11
Equipped with guide ring 16, it is equipped with oil transportation channel 21 in housing 11, is rolled in oil transportation channel 21 and is connected with rolling pearl 22, rolling pearl 22 will
Oil transportation channel 21 carries out blocking the spill-over effects for substantially reducing oil product, and contact is connected with limit plate 23 in oil transportation channel 21, limits
The upper end of plate 23 is equipped with slide bar 24, and slide bar 24 can be slided along housing 11, and one end of slide bar 24 is pierced by housing 11 and draws
Handle 25 connects, and pull handle 25, which facilitates, carries out pull-up for slide bar 24, and the radial internal clearance of bearing is changed to 0.6-0.7mm, and set of rollers diameter is not
Become, inner sleeve outer diameter isIncrease the bearing load that forced area improves bearing, is changed to small
So far, the service life of bearing is extended from machine in August, 2017 after gap clearance, can be used on the machine by original 4 periods
30 periods, every set bearing averagely can achieve 1,800,000 tons, and the service life for not only extending bearing saves labour, and
And the use cost of bearing is also reduced, it is used on the machine so far using four-line column roller bearing at the beginning of in the August, 2017, operation is steady
Determine to have achieved the effect that design not there is a phenomenon where backing roll four-line column roller bearing scaling loss and large area peeling together.
Referring to Fig. 1, connecting between housing 11 and ball 13, the internal diameter circularity dimension control of housing 11 is in 0-
Between 0.05mm.
Referring to Fig. 1, connecting between inner sleeve 12 and ball 13, the external diameter circularity dimension control of inner sleeve 12 is in 0-
Between 0.05mm.
Referring to Fig. 2, being equipped with groove in housing 11, the outer surface of pull handle 25 is slidably connected in groove.
Referring to Fig. 2, being socketed with spring 26 on slide bar 24, spring 26 is constantly in compressive state, guarantees the tight of closure,
The lower end of pull handle 25 is equipped with sprue 27, and sprue 27, which facilitates, blocks fuel feed hole 28, and sprue 27 is connected by the sliding of fuel feed hole 28
It is connected in housing 11.
When the utility model is specifically implemented: in use, when need to bearing carry out refueling operation when, first by pull handle 25
It is lifted up so that spring 26 pulls out sprue 27 while further compression out of fuel feed hole 28, by fuel feed hole 28 to oil transportation
21 transporting oil of channel, then pull handle 25 is unclamped so that spring 26, which resets, drives sprue 27 again while driving sprue 27 mobile
Being inserted into fuel feed hole 28 will block in fuel feed hole 28, and oil product slides in oil transportation channel 21 to carry out on ball 13 and pin shaft 14
It oils, is changed to so far, extend the service life of bearing from machine in August, 2017 after small―gap suture clearance, it can by original 4 periods
To use on the machine to 30 periods, every set bearing averagely can achieve 1,800,000 tons, and the service life for not only extending bearing is saved
Labour, and also reduce the use cost of bearing is used on the machine using four-line column roller bearing at the beginning of in the August, 2017
So far, stable not there is a phenomenon where backing roll four-line column roller bearing scaling loss and large area peeling together, reach and has set
The effect of meter.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. small―gap suture four-line column roller bearing, including outer baffle (1), it is characterised in that: be equipped on the inside of the outer baffle (1) outer
It covers (11), is socketed with ball (13) in the housing (11), the lower end of the ball (13) is equipped with inner sleeve (12), the ball
(13) it is rotatably connected to pin shaft (14) in, the two sides of the pin shaft (14) are equipped with washer (15), and the washer (15) is fixedly connected
In the upper end of inner sleeve (12), the inside of the housing (11) is equipped with guide ring (16), and oil transportation channel is equipped in the housing (11)
(21), it rolls to be connected in the oil transportation channel (21) and rolls pearl (22), contact is connected with limit in the oil transportation channel (21)
The upper end of plate (23), the limit plate (23) is equipped with slide bar (24), and one end of the slide bar (24) is pierced by housing (11) and pull handle
(25) it connects.
2. small―gap suture four-line column roller bearing according to claim 1, it is characterised in that: the housing (11) and ball
(13) it is connected between.
3. small―gap suture four-line column roller bearing according to claim 1, it is characterised in that: the inner sleeve (12) and ball
(13) it is connected between.
4. small―gap suture four-line column roller bearing according to claim 1, it is characterised in that: be equipped in the housing (11)
The outer surface of groove, the pull handle (25) is slidably connected in groove.
5. small―gap suture four-line column roller bearing according to claim 1, it is characterised in that: be socketed on the slide bar (24)
Have spring (26), the lower end of the pull handle (25) is equipped with sprue (27), and the sprue (27) is slidably connected by fuel feed hole (28)
In housing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402473.2U CN209724965U (en) | 2019-03-28 | 2019-03-28 | Small―gap suture four-line column roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920402473.2U CN209724965U (en) | 2019-03-28 | 2019-03-28 | Small―gap suture four-line column roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209724965U true CN209724965U (en) | 2019-12-03 |
Family
ID=68688940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920402473.2U Active CN209724965U (en) | 2019-03-28 | 2019-03-28 | Small―gap suture four-line column roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209724965U (en) |
-
2019
- 2019-03-28 CN CN201920402473.2U patent/CN209724965U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220301 Address after: No. 104, Mentou room, Jinguang street, Wenjia street, Shouguang City, Weifang City, Shandong Province Patentee after: Shandong Xinye Metallurgical Technology Co.,Ltd. Address before: 061100 Industrial Zone, Huanghua Port Development Zone, Cangzhou City, Hebei Province Patentee before: CANGZHOU ZHONGTIE EQUIPMENT MANUFACTURING MATERIAL Co.,Ltd. |