CN208870930U - Rivet type bearing retainer for crankshaft bearing component - Google Patents
Rivet type bearing retainer for crankshaft bearing component Download PDFInfo
- Publication number
- CN208870930U CN208870930U CN201821515482.4U CN201821515482U CN208870930U CN 208870930 U CN208870930 U CN 208870930U CN 201821515482 U CN201821515482 U CN 201821515482U CN 208870930 U CN208870930 U CN 208870930U
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- rivet
- groove
- slot rolling
- retainer
- end surface
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Abstract
The utility model relates to technical field of bearings, and disclose rivet type bearing retainer for crankshaft bearing component, including upper surface, it is fixedly connected at the top of the bottom of the upper surface and lower end surface, the slot rolling that the side of the upper surface offers, the inner cavity movable sleeve of the slot rolling is connected to ball, opens up fluted on the inside of slot rolling, and the side of groove is fixedly connected with one end of baffle.This is used for the rivet type bearing retainer of crankshaft bearing component, pass through being used cooperatively for groove and baffle, when so that ball rotating in slot rolling, external lubricating oil is brought into groove, slow down the speed that lubricating oil overflows in groove using baffle simultaneously, when avoiding because of retainer and ball relative rolling, lack enough lubrications, so that the problem of retainer service life reduction, so that lubricating oil forms the circulation constantly increased and decreased between ball and slot rolling, and then ensure that the lubricant effect of retainer, improve the service life of retainer.
Description
Technical field
The utility model relates to technical field of bearings, particularly for the rivet type bearing retainer of crankshaft bearing component.
Background technique
Retainer (i.e. bearing retainer, also known as bearing cage) refers to and partly wraps up all or part of rolling element, and with
The bearing parts of movement usually also guide and rolling element and hold it in bearing to separation roller.
Existing retainer is usually that ball rolls in the slot rolling of retainer, so that retainer in high-speed rotation, moistens
Lubricating oil is not easy to be stored in slot rolling, so that the rolling of ball and retainer lacks enough lubrications, increases the abrasion of accessory, drop
The low service life of retainer, in addition, bearing is in high-speed rotation, high speed impact when retainer is rotated by bearing, by
There is a problem of leakproofness difference in the mode of riveting, causes the contact site of retainer and rivet to be easy to happen deformation, so that riveting
Nail loosens, and then leads to the loosening of retainer, or even fall apart.
Utility model content
In view of the deficiencies of the prior art, the utility model provides the rivet type bearing holding for crankshaft bearing component
The advantages of frame has high lubricating effect, is sealed to the contact site of rivet and retainer, solves retainer and ball phase
When to rolling, lack enough lubrications, so that the poor sealing effect of the service life reduction of retainer and rivet, leads to rivet
When with retainer high-speed rotation, deformation occurs, makes loosing of rivet, so that the problem of retainer loosens.
The utility model provides the following technical solutions: for the rivet type bearing retainer of crankshaft bearing component, including it is upper
End face is fixedly connected at the top of the bottom and lower end surface of the upper surface, and the slot rolling that the side of the upper surface offers is described
The inner cavity movable sleeve of slot rolling is connected to ball, and fluted, the side of the groove and one end of baffle are opened up on the inside of the slot rolling
It is fixedly connected, the top of the upper surface and one end of rivet bar are fixedly attached, and the top of the rivet bar, which is fixedly connected, to be located at
At the top of upper surface and with the discontiguous rivet cap in the top of upper surface, the top fixing sleeve of the rivet bar is connected to positioned at rivet cap
Lower section and the gasket fitted closely with rivet cap bottom fit closely at the top of the side and upper surface of the gasket, the riveting
One end of nail rod and upper surface riveting is welded with thread bush, and the other end of the rivet bar extends to the bottom of upper surface and under
One end of end face riveting, the rivet bar and lower end surface riveting runs through lower end surface and extends to the bottom of lower end surface, the rivet
One end fixing sleeve that bar extends to lower end surface bottom is connected to rivet sleeve, the fixed company in the side of the rivet sleeve and the bottom of lower end surface
It connects.
Preferably, the slot rolling is composed of the semicircle inner face on upper surface and lower end surface, and the diameter of slot rolling
Slightly larger than the diameter of ball, the quantity of the slot rolling is eight, and eight slot rollings are evenly distributed on upper surface and lower end surface.
Preferably, the shape of the groove is semicircle, and the center of semi-circular recesses and the center of slot rolling are hung down at one
In straight axis, the diameter of the groove is much smaller than the diameter of slot rolling, and the length of groove is less than the length of slot rolling, the groove
Quantity is twice of slot rolling.
Preferably, the quantity of the baffle is adapted with the quantity of groove, and peace is fixed in one end of every two baffle respectively
Mounted in the two sides of groove, the length of the baffle is less than the radius of groove, and side of the side of baffle far from slot rolling, the gear
Plate is metal baffle.
Preferably, the diameter of the gasket is greater than the diameter of rivet bar and rivet cap, and gasket is using aluminium flake.
Preferably, the quantity of the thread bush be two, and the outside of two thread bush respectively with upper surface and lower end surface
The inside thread of upper rivet hole is socketed, and the thickness of the thread bush is less than the thickness of upper surface and lower end surface, and thread bush is straight
Diameter is less than the diameter of rivet hole on upper surface and lower end surface.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, the rivet type bearing retainer for being used for crankshaft bearing component, by being used cooperatively for groove and baffle, so that
When ball rotates in slot rolling, external lubricating oil is brought into groove, while oil spill is lubricated in groove to slow down using baffle
Speed out lacks enough lubrications, so that retainer service life reduction is asked when avoiding because of retainer and ball relative rolling
Topic so that lubricating oil forms the circulation constantly increased and decreased between ball and slot rolling, and then ensure that the lubrication effect of retainer
Fruit improves the service life of retainer.
2, the rivet type bearing retainer for being used for crankshaft bearing component is made by being used cooperatively for gasket and thread bush
The outside for obtaining rivet is fitted closely with the rivet hole on upper surface and lower end surface, while reducing rivet cap and upper end using gasket
The opposite sliding in face, avoids the poor sealing effect because of rivet, and when leading to rivet and retainer high-speed rotation, shape occurs
Become, makes loosing of rivet, so that the problem of retainer loosens, so that rivet and retainer are in close contact.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the utility model structure upper surface schematic diagram;
Fig. 3 is the utility model structure thread bush schematic diagram;
Fig. 4 is the utility model texture grooves schematic diagram.
In figure: 1, upper surface;2, lower end surface;3, slot rolling;4, ball;5, groove;6, baffle;7, rivet bar;8, rivet cap;
9, gasket;10, thread bush;11, rivet sleeve.
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. 1-4 is please referred to, for the rivet type bearing retainer of crankshaft bearing component, including upper surface 1, upper surface 1
Bottom is fixedly connected with the top of lower end surface 2, and the slot rolling 3 that the side of upper surface 1 offers, slot rolling 3 is by upper surface 1 and lower end surface
Semicircle inner face on 2 is composed, and the diameter of slot rolling 3 is slightly larger than the diameter of ball 4, and the quantity of slot rolling 3 is eight, and
Eight slot rollings 3 are evenly distributed on upper surface 1 and lower end surface 2, by eight slot rollings 3, allow ball 4 preferably in slot rolling 3
Interior rotation, while the diameter of slot rolling 3 is slightly larger than the diameter of ball 4 ensure that ball 4 can be actively socketed in slot rolling 3 and not
Closely, bring into ball 4 lubricating oil outside retainer in slot rolling 3, the inner cavity movable sleeve of slot rolling 3 is connected to ball 4,
The inside of slot rolling 3 opens up fluted 5, and the shape of groove 5 is semicircle, and the center of semi-circular recesses 5 and the center of slot rolling 3 exist
On one vertical axis, the diameter of groove 5 is much smaller than the diameter of slot rolling 3, and the length of groove 5 is less than the length of slot rolling 3, groove
5 quantity is twice of slot rolling 3, through semicircular groove 5, when rotating ball 4 in slot rolling 3, outside retainer
Lubricating oil is brought into slot rolling 3, to be saved in groove 5, makes retainer that can extend profit in the case where lacking injection lubrication
The sliding time, and then reduce the abrasion of retainer, improve the service life of retainer, the side of groove 5 and the one of baffle 6
End is fixedly connected, and the quantity of baffle 6 is adapted with the quantity of groove 5, and one end of every two baffle 6 be respectively and fixedly installed to it is recessed
The two sides of slot 5, the length of baffle 6 are less than the radius of groove 5, and side of the side of baffle 6 far from slot rolling 3, and baffle 6 is metal
The lubricating oil that ball 4 is brought into groove 5 is carried out certain blocking by baffle 6 by baffle 6, is reduced lubricating oil in groove 5 and is overflowed
Speed so that ball 4, when lacking lubrication, the lubricating oil in groove 5 can provide certain lubrication, while utilize baffle 6
Length is less than the radius of groove 5, so that the structure of groove 5 is more complete, the top of upper surface 1 and one end fixing sleeve of rivet bar 7
Connect, the top of rivet bar 7 be fixedly connected positioned at the top of upper surface 1 and with the discontiguous rivet cap 8 in the top of upper surface 1, rivet
The top fixing sleeve of bar 7 is connected to positioned at the gasket 9 rivet cap 8 lower section and fitted closely with 8 bottom of rivet cap, the diameter of gasket 9
Greater than the diameter of rivet bar 7 and rivet cap 8, and gasket 9 is using aluminium flake, by gasket 9 by rivet cap 8 and upper surface 1 every
It opens, so that in retainer high-speed rotation relative deformation will not occur for rivet cap 8 and upper surface 1, so that rivet can be more
Retainer is locked well, and the top of the side and upper surface 1 of gasket 9 fits closely, one end of rivet bar 7 and the riveting of upper surface 1
Be welded with thread bush 10, the quantity of thread bush 10 is two, and the outside of two thread bush 10 respectively with upper surface 1 and lower end surface
The inside thread set 10 of rivet hole connects on 2, and the thickness of thread bush 10 is less than the thickness of upper surface 1 and lower end surface 2, and thread bush 10
Diameter be less than the diameter of rivet hole on upper surface 1 and lower end surface 2 and make rivet bar 7 and upper surface 1 by two thread bush 10
It is socketed with the rivet hole screw thread on lower end surface 2, to ensure that the fastening of rivet bar 7 Yu upper surface 1 and lower end surface 2, so that riveting
Nail rod 7 and upper surface 1 and lower end surface 2 in retainer high-speed rotation will not deformation occurs so that the lock that rivet more fastens
Determine upper surface 1 and lower end surface 2, the other end of rivet bar 7 extends to the bottom of upper surface 1 and rivets with lower end surface 2, rivet bar 7
Run through lower end surface 2 with one end that lower end surface 2 rivets and extend to the bottom of lower end surface 2, rivet bar 7 extends to 2 bottom of lower end surface
One end fixing sleeve be connected to rivet sleeve 11, the side of rivet sleeve 11 is fixedly connected with the bottom of lower end surface 2.
Upper surface 1 and lower end surface 2 are made rivet using gasket 9 and thread bush 10 by rivet first by working principle
Bar 7 is fitted closely with the rivet hole on upper surface 1 and lower end surface 2, passes through groove 5, when rotating ball 4 and retainer, lubrication
Oil is saved in groove 5, and the speed of lubricating oil exudation is reduced using baffle 6, so that form that lubricating oil in groove 5 increases and decreases follows
Ring.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
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 (6)
1. being used for the rivet type bearing retainer of crankshaft bearing component, including upper surface (1), it is characterised in that: the upper surface
(1) it is fixedly connected at the top of bottom and lower end surface (2), the slot rolling (3) that the side of the upper surface (1) offers, the rolling
The inner cavity movable sleeve of slot (3) is connected to ball (4), is opened up fluted (5) on the inside of the slot rolling (3), the side of the groove (5)
It is fixedly connected with one end of baffle (6), the top of the upper surface (1) and one end of rivet bar (7) are fixedly attached, the rivet
The top of bar (7) be fixedly connected at the top of upper surface (1) and with the discontiguous rivet cap (8) in the top of upper surface (1), it is described
The top fixing sleeve of rivet bar (7) is connected to the gasket (9) fitted closely below rivet cap (8) and with rivet cap (8) bottom,
It is fitted closely at the top of the side of the gasket (9) and upper surface (1), one end of the rivet bar (7) and upper surface (1) riveting
It being welded with thread bush (10), the other end of the rivet bar (7) extends to the bottom of upper surface (1) and rivets with lower end surface (2),
One end of the rivet bar (7) and lower end surface (2) riveting runs through lower end surface (2) and extends to the bottom of lower end surface (2), the riveting
One end fixing sleeve that nail rod (7) extends to lower end surface (2) bottom is connected to rivet sleeve (11), and the side of the rivet sleeve (11) is under
The bottom of end face (2) is fixedly connected.
2. the rivet type bearing retainer according to claim 1 for crankshaft bearing component, it is characterised in that: the rolling
Slot (3) is composed of the semicircle inner face on upper surface (1) and lower end surface (2), and the diameter of slot rolling (3) is slightly larger than ball
(4) diameter, the quantity of the slot rolling (3) is eight, and eight slot rollings (3) are evenly distributed on upper surface (1) and lower end surface (2)
On.
3. the rivet type bearing retainer according to claim 1 for crankshaft bearing component, it is characterised in that: described recessed
The shape of slot (5) is semicircle, and the center of the center of semi-circular recesses (5) and slot rolling (3) is on a vertical axis, described
The diameter of groove (5) is much smaller than the diameter of slot rolling (3), and the length of groove (5) is less than the length of slot rolling (3), the groove (5)
Quantity be slot rolling (3) twice.
4. the rivet type bearing retainer according to claim 1 for crankshaft bearing component, it is characterised in that: the gear
The quantity of plate (6) is adapted with the quantity of groove (5), and one end of every two baffle (6) is respectively and fixedly installed to groove (5)
Two sides, the length of the baffle (6) is less than the radius of groove (5), and side of the side far from slot rolling (3) of baffle (6), described
Baffle (6) is metal baffle (6).
5. the rivet type bearing retainer according to claim 1 for crankshaft bearing component, it is characterised in that: the pad
The diameter of piece (9) is greater than the diameter of rivet bar (7) and rivet cap (8), and gasket (9) is using aluminium flake.
6. the rivet type bearing retainer according to claim 1 for crankshaft bearing component, it is characterised in that: the spiral shell
The quantity of line set (10) be two, and the outside of two thread bush (10) respectively with rivet hole on upper surface (1) and lower end surface (2)
Inside thread set (10) connect, the thickness of the thread bush (10) is less than the thickness of upper surface (1) and lower end surface (2), and screw thread
The diameter for covering (10) is less than the diameter of rivet hole on upper surface (1) and lower end surface (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821515482.4U CN208870930U (en) | 2018-09-17 | 2018-09-17 | Rivet type bearing retainer for crankshaft bearing component |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821515482.4U CN208870930U (en) | 2018-09-17 | 2018-09-17 | Rivet type bearing retainer for crankshaft bearing component |
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CN208870930U true CN208870930U (en) | 2019-05-17 |
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CN201821515482.4U Active CN208870930U (en) | 2018-09-17 | 2018-09-17 | Rivet type bearing retainer for crankshaft bearing component |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022252586A1 (en) * | 2021-06-01 | 2022-12-08 | 八环科技集团股份有限公司 | Retainer riveting process and electric scroll compressor bearing |
-
2018
- 2018-09-17 CN CN201821515482.4U patent/CN208870930U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022252586A1 (en) * | 2021-06-01 | 2022-12-08 | 八环科技集团股份有限公司 | Retainer riveting process and electric scroll compressor bearing |
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