CN209354521U - Thrust bearing - Google Patents
Thrust bearing Download PDFInfo
- Publication number
- CN209354521U CN209354521U CN201822005928.5U CN201822005928U CN209354521U CN 209354521 U CN209354521 U CN 209354521U CN 201822005928 U CN201822005928 U CN 201822005928U CN 209354521 U CN209354521 U CN 209354521U
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- CN
- China
- Prior art keywords
- thrust plate
- ring raceway
- roller
- oil storage
- locating slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of thrust bearings, including thrust plate and around its several circumferentially distributed roller, the thrust plate includes upper thrust plate, lower thrust plate and the middle thrust plate between upper thrust plate and lower thrust plate, upper thrust plate is fixedly connected with lower thrust plate, roller locating slot and ring raceway are respectively arranged on the opposite face of the upper thrust plate and middle thrust plate, roller locating slot and ring raceway are also respectively arranged on the opposite face of lower thrust plate and middle thrust plate, roller, which is placed between roller locating slot and ring raceway, makes middle thrust plate and upper thrust plate and lower thrust plate constitute harmonious relative rotation.
Description
Technical field
The utility model relates to technical field of bearings, especially a kind of thrust bearing.
Background technique
Currently, general thrust bearing includes axis piece, seat piece, roller and retainer, axis piece is two, and is set respectively
The correspondence two sides of present piece are set, roller, which is mounted on retainer, to be placed between axis piece and seat piece, the opposite face of axis piece and seat piece
On be provided with raceway for roller rolls, such installation procedure is complicated, low efficiency, there are also two axis pieces be easy it is unstable.
Summary of the invention
A kind of in order to overcome the deficiencies of the prior art, the utility model provides omission retainer, and make thrust plate and
The thrust bearing that lower thrust plate rotates synchronously.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of thrust bearing, including thrust plate with
And around its several circumferentially distributed roller, the thrust plate include upper thrust plate, lower thrust plate and be located at upper thrust plate and under
Middle thrust plate between thrust plate, upper thrust plate are fixedly connected with lower thrust plate, the upper thrust plate and middle thrust plate it is opposite
It is respectively arranged with roller locating slot and ring raceway on face, is also respectively arranged with rolling on the opposite face of lower thrust plate and middle thrust plate
Sub- locating slot and ring raceway, roller be placed between roller locating slot and ring raceway make middle thrust plate and upper thrust plate and it is lower only
Push jack constitutes harmonious relative rotation.
In above-mentioned technical proposal, upper thrust plate and lower thrust plate are fixed by bolt, can to upper thrust plate and it is lower only
Push jack is fixed, the rotation of middle thrust plate, can also fix in thrust plate, rotate thrust plate and lower thrust plate, the one of roller
Part is embedded in roller locating slot, and another part is embedded to be rotated in ring raceway, is fixed without retainer, is saved
Slightly installation procedure, installs faster convenience, the processing is simple.
As the further setting of the utility model, upper side and the downside of middle thrust plate is arranged in the ring raceway
Face, roller locating slot are arranged on upper thrust plate and lower thrust plate.
In above-mentioned technical proposal, preferred two ring raceway is symmetrical set, and two row roller locating slots are also symmetrical set,
Keep the consistency of rotational motion.
As the further setting of the utility model, the ring raceway is arranged on upper thrust plate and lower thrust plate, rolling
Upper side and the downside of middle thrust plate is arranged in sub- locating slot.
In above-mentioned technical proposal, preferred two ring raceway is symmetrical set, and two row roller locating slots are also symmetrical set,
Keep the consistency of rotational motion.
As the further setting of the utility model, the ring raceway be arranged in middle thrust plate upper side and lower thrust
On piece, roller locating slot are arranged on the downside and upper thrust plate of middle thrust plate.
In above-mentioned technical proposal, preferred two ring raceways either size or position is consistent, i.e. two ring raceways
In the axial direction can be completely overlapped, the direction of two row roller locating slots and arrangement are also completely the same, keep the consistency of rotational motion.
As the further setting of the utility model, the ring raceway be arranged in middle thrust plate downside and upper thrust
On piece, roller locating slot are arranged on the upper side and lower thrust plate of middle thrust plate.
In above-mentioned technical proposal, preferred two ring raceways either size or position is consistent, i.e. two ring raceways
In the axial direction can be completely overlapped, the direction of two row roller locating slots and arrangement are also completely the same, keep the consistency of rotational motion.
As the further setting of the utility model, oil storage channel is provided on the inner wall of the ring raceway, oil storage is logical
The opening in road is connected to setting with ring raceway, and ball and spring are provided in the oil storage channel, and one end and the ball of spring support
It connects, the other end is abutted with the bottom surface in oil storage channel, and axial direction of the ball in oil storage channel along spring does stretching motion, oil storage channel
The diameter of opening is less than the diameter of ball, and the side of ball is exposed outer in opening under the driving of spring.
In above-mentioned technical proposal, ball is connected to opening under the action of the spring, and because the diameter of opening is less than rolling
The diameter of pearl, so ball will not drop out, and roller is a part of exposed outer in opening, because roller is to be clamped in roller positioning
Between slot and ring raceway, so ball will receive the extruding force of roller and past retraction oil storage channel when roller slips over ball
Direction it is mobile, after in ball retraction oil storage channel, the lubricating oil in oil storage channel can be by between ball and opening
Gap flows into ring raceway or is applied on roller, plays the role of lubrication, structure is simple, long service life.
As the further setting of the utility model, the oil storage channel is several, upper thrust plate or lower thrust plate or
The filling oilhole being connected to oil storage channel is provided on middle thrust plate.
In above-mentioned technical proposal, preferred oil storage channel be it is multiple, such lubricant effect is more preferable.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing 1 is the utility model specific embodiment appearance diagram；
Attached drawing 2 is the utility model specific embodiment Structure explosion diagram；
Attached drawing 3 is the utility model specific embodiment structure sectional view.
Specific embodiment
Specific embodiment of the utility model is as shown in Figure 1-3, a kind of thrust bearing, including thrust plate and around its circumferential direction
Distribution several rollers 1, the thrust plate include upper thrust plate 2, lower thrust plate 3 and be located at upper thrust plate 2 and lower thrust plate 3
Between middle thrust plate 4, upper thrust plate 2 is fixedly connected with lower thrust plate 3, the opposite face of the upper thrust plate 2 and middle thrust plate 4
On be respectively arranged with roller locating slot 41 and ring raceway 21,31, also distinguish on the opposite face of lower thrust plate 3 and middle thrust plate 4
It is provided with roller locating slot 41 and ring raceway 21,31, roller 1, which is placed between roller locating slot 41 and ring raceway 21,31, to be made
Middle thrust plate 4 constitutes harmonious relative rotation with upper thrust plate 2 and lower thrust plate 3.Upper thrust plate 2 and lower thrust plate 3
It is fixed, upper thrust plate 2 and lower thrust plate 3 can be fixed by bolt 5, middle thrust plate 4 rotates, and can also fix suspension
Push jack 4 rotates thrust plate 2 and lower thrust plate 3, and a part of roller 1 is embedded in roller locating slot 41, and another part is embedding
It is located in ring raceway 21,31 and is rotated, is fixed without retainer, omit installation procedure, faster convenience is installed, is added
Work is simple.
Upper side and the downside of middle thrust plate 4 is arranged in embodiment 1, ring raceway 21,31, and roller locating slot 41 is arranged
On upper thrust plate 2 and lower thrust plate 3.Preferred two ring raceway 21,31 is symmetrical set, and two row roller locating slots 41 are also in
It is symmetrical arranged, keeps the consistency of rotational motion.
Embodiment 2, ring raceway are arranged on upper thrust plate 2 and lower thrust plate 3, and roller locating slot 41 is arranged in middle thrust
The upper side of piece 4 and downside.Preferred two ring raceway 21,31 is symmetrical set, and two row roller locating slots 41 are also in symmetrical
Setting, keeps the consistency of rotational motion.
Embodiment 3, ring raceway are arranged on the upper side and lower thrust plate 3 of middle thrust plate 4, and roller locating slot 41 is arranged
On the downside and upper thrust plate 2 of middle thrust plate 4.Preferred two ring raceways, 21,31 either size or position is uniform
It causes, i.e., two ring raceways 21,31 in the axial direction can be completely overlapped, the directions of two row roller locating slots 41 and arrangement also complete one
It causes, keeps the consistency of rotational motion.
Embodiment 4, ring raceway are arranged on the downside and upper thrust plate 2 of middle thrust plate 4, and roller locating slot 41 is arranged
On the upper side and lower thrust plate 3 of middle thrust plate 4.Preferred two ring raceways, 21,31 either size or position is uniform
It causes, i.e., two ring raceways 21,31 in the axial direction can be completely overlapped, the directions of two row roller locating slots 41 and arrangement also complete one
It causes, keeps the consistency of rotational motion.
Oil storage channel 22,32, the opening and ring in oil storage channel 22,32 are provided on the inner wall of above-mentioned ring raceway 21,31
The connection of shape raceway 21,31 is arranged, and is provided with ball 221,321 and spring 222,322, spring in the oil storage channel 22,32
222,322 one end is abutted with ball 221,321, and the other end is abutted with the bottom surface in oil storage channel 22,32, and ball 221,321 exists
Axial direction in oil storage channel 22,32 along spring 222,322 does stretching motion, and the diameter that oil storage channel 22,32 is open is less than ball
221,321 diameter, the side of ball 221,321 are exposed outer in opening under the driving of spring 222,322.Ball 221,321
Opening is connected under the action of spring 222,322, and because the diameter of opening is less than the diameter of ball 221,321,
Ball 221,321 will not drop out, and roller is a part of exposed outer in opening, because roller 1 is to be clamped in roller locating slot 41
Between ring raceway 21,31, so ball 221,321 will receive the extruding of roller 1 when roller 1 slips over ball 221,321
Power is simultaneously mobile toward the direction in retraction oil storage channel 22,32, after in ball 221,321 retraction oil storage channels 22,32, oil storage channel
22, the lubricating oil in 32 can flow into ring raceway by the gap between ball 221,321 and opening or be applied to roller 1
On, play the role of lubrication, structure is simple, long service life.
Above-mentioned oil storage channel 22,32 is several, is provided with and stores up on upper thrust plate 2 or lower thrust plate 3 or middle thrust plate 4
The filling oilhole that oily channel 22,32 is connected to.Preferably oil storage channel 22,32 is multiple, and such lubricant effect is more preferable.
The utility model is not limited to above-mentioned specific embodiment, and persons skilled in the art are according to the utility model public affairs
The content opened can be implemented the utility model or all using the utility model using other a variety of specific embodiments
Design structure and thinking, do simple change or change, both fall within the protection scope of the utility model.
Claims (7)
1. a kind of thrust bearing, including thrust plate and around its several circumferentially distributed roller, it is characterised in that: the thrust
Piece includes upper thrust plate, lower thrust plate and the middle thrust plate between upper thrust plate and lower thrust plate, upper thrust plate and it is lower only
Push jack is fixedly connected, and is respectively arranged with roller locating slot and ring raceway on the opposite face of the upper thrust plate and middle thrust plate,
Also roller locating slot and ring raceway are respectively arranged on the opposite face of lower thrust plate and middle thrust plate, roller is placed in roller positioning
Middle thrust plate and upper thrust plate and lower thrust plate is set to constitute harmonious relative rotation between slot and ring raceway.
2. thrust bearing according to claim 1, it is characterised in that: the upside of middle thrust plate is arranged in the ring raceway
Face and downside, roller locating slot are arranged on upper thrust plate and lower thrust plate.
3. thrust bearing according to claim 1, it is characterised in that: ring raceway setting upper thrust plate and it is lower only
On push jack, upper side and the downside of middle thrust plate is arranged in roller locating slot.
4. thrust bearing according to claim 1, it is characterised in that: the upside of middle thrust plate is arranged in the ring raceway
On face and lower thrust plate, roller locating slot is arranged on the downside and upper thrust plate of middle thrust plate.
5. thrust bearing according to claim 1, it is characterised in that: the downside of middle thrust plate is arranged in the ring raceway
On face and upper thrust plate, roller locating slot is arranged on the upper side and lower thrust plate of middle thrust plate.
6. thrust bearing described in -5 any one according to claim 1, it is characterised in that: set on the inner wall of the ring raceway
It is equipped with oil storage channel, the opening in oil storage channel is connected to setting with ring raceway, is provided with ball and spring in the oil storage channel,
One end of spring is abutted with ball, and the other end is abutted with the bottom surface in oil storage channel, and ball is in oil storage channel along the axial direction of spring
Stretching motion is done, the diameter of oil storage access portal is less than the diameter of ball, and the side of ball is exposed under the driving of spring to open
Outside mouthful.
7. thrust bearing according to claim 6, it is characterised in that: the oil storage channel be several, upper thrust plate or
The filling oilhole being connected to oil storage channel is provided on lower thrust plate or middle thrust plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005928.5U CN209354521U (en) | 2018-11-30 | 2018-11-30 | Thrust bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005928.5U CN209354521U (en) | 2018-11-30 | 2018-11-30 | Thrust bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209354521U true CN209354521U (en) | 2019-09-06 |
Family
ID=67798097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822005928.5U Active CN209354521U (en) | 2018-11-30 | 2018-11-30 | Thrust bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209354521U (en) |
-
2018
- 2018-11-30 CN CN201822005928.5U patent/CN209354521U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 298, Fangjiashan Road, Hangzhou City, Zhejiang Province, 325000 Patentee after: Zhejiang Xinzi Precision Machinery Co.,Ltd. Patentee after: HUZHOU SANXING BEARING CO.,LTD. Address before: No. 298, Fangjiashan Road, Hangzhou City, Zhejiang Province, 325000 Patentee before: ZHEJIANG 8+1 PRECISION MACHINERY Co.,Ltd. Patentee before: HUZHOU SANXING BEARING CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |