CN209130067U - A kind of shaft end retention mechanism of rolling bearing - Google Patents
A kind of shaft end retention mechanism of rolling bearing Download PDFInfo
- Publication number
- CN209130067U CN209130067U CN201821995110.6U CN201821995110U CN209130067U CN 209130067 U CN209130067 U CN 209130067U CN 201821995110 U CN201821995110 U CN 201821995110U CN 209130067 U CN209130067 U CN 209130067U
- Authority
- CN
- China
- Prior art keywords
- shaft
- rolling bearing
- shaft end
- locking nut
- retention mechanism
- 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.)
- Expired - Fee Related
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- Mounting Of Bearings Or Others (AREA)
Abstract
A kind of shaft end retention mechanism of rolling bearing, is related to bearing tightening technology field, solves the problem of retention mechanism can also bear biggish vibration and shock loading, be easy to happen loosening, specifically include rolling bearing；End part of driving shaft processes the level-one shaft shoulder and the second level shaft shoulder, rolling bearing is set at the second level shaft shoulder of end part of driving shaft, external screw thread is machined at the level-one shaft shoulder of end part of driving shaft, one group of locked spacer is provided at the level-one shaft shoulder of end part of driving shaft, brake pad outer end is provided with shaft end locking nut, it is machined with internal screw thread inside the locking nut of shaft end, shaft end locking nut and transmission shaft are detachably fixed connection, and the matching relationship of shaft end locking nut and locked spacer fixes rolling bearing；The utility model is by being arranged shaft end locking nut and locked spacer in end part of driving shaft, and pass through the matching relationship of locked spacer and shaft end locking nut, rolling bearing is fixed while being able to bear biggish vibration and shock loading, the loosening of retention mechanism will not occur.
Description
Technical field
The utility model relates to bearing tightening technology field more particularly to a kind of shaft end retention mechanisms of rolling bearing.
Background technique
When bearing load, rolling bearing is axially displaced rolling bearing in order to prevent, to be come in an appropriate manner axially solid
Determine rolling bearing, but retention mechanism can also bear biggish vibration and shock loading, is easy to happen the loosening of retention mechanism, therefore needs
It takes and loosens measure, on the basis of conventional locking nut fastening, need to develop a kind of new for rolling bearing
The retention mechanism of shaft end.
Summary of the invention
The utility model overcomes above-mentioned the deficiencies in the prior art, provides a kind of shaft end retention mechanism of rolling bearing.
The utility model is locked by the way that shaft end locking nut and locked spacer is arranged in end part of driving shaft by locked spacer and shaft end
Rolling bearing is fixed while being able to bear biggish vibration and shock loading, fastening machine will not occur by the matching relationship of nut
The loosening of structure.
The technical solution of the utility model includes:
A kind of shaft end retention mechanism of rolling bearing, including rolling bearing, transmission shaft, shaft end locking nut, locked spacer；
The end part of driving shaft is machined with the stepped ramp type shaft shoulder, respectively the level-one shaft shoulder and the second level shaft shoulder, and the rolling bearing is set in biography
At the second level shaft shoulder of moving axis end, external screw thread is machined at the level-one shaft shoulder of the end part of driving shaft, the end part of driving shaft
One group of locked spacer is provided at the level-one shaft shoulder, the locked spacer outer end is provided with shaft end locking nut, the shaft end locking
Nut interior is machined with internal screw thread, and the shaft end locking nut and transmission shaft are detachably fixed connection, the shaft end locking nut
The rolling bearing is fixed with the matching relationship of the locked spacer.
Further, the shaft end locking nut is outer multiple tooth round nut, and the shaft end locking nut has 21
Outer teeth groove, inner hole are cooperated by screw thread and axis.
Further, there are two interior stop ear and 20 outer stop ears for tool on the locked spacer.
Further, the interior stop ear is plugged on the end part of driving shaft and processes in interior stop ear slot.
Further, the outer stop ear is matched with the size of the outer teeth groove on the shaft end locking nut, described outer
Stop ear is arranged in the outer teeth groove.
The utility model has the advantages that compared with the existing technology
The utility model by being arranged shaft end locking nut and locked spacer in end part of driving shaft, and by locked spacer and
Rolling bearing is fixed while being able to bear biggish vibration and shock loading, Bu Huifa by the matching relationship of shaft end locking nut
The loosening of raw retention mechanism, the utility model Assembly part is few, and at low cost, assembly technology is simple, and fastening is reliable, the scope of application
Extensively；
The utility model locking nut is outer multiple tooth round nut, has 21 outer teeth grooves, and inner hole is cooperated by screw thread and axis,
Rolling bearing is fastened for shaft end；Locked spacer described in the utility model has 2 interior stop ears and 20 outer stop ears, when assembly
By in the locked spacer in the slot of stop ear insertion shaft end, after the locking nut screw it is in place after, by one on gasket with
In the corresponding outer stop ear bending insertion tooth socket of nut outer teeth groove, and the two any angle has one of the locked spacer
Tooth can fold into a tooth socket of locking nut so that the locking nut would not due to axis rotation and loosen, thus
Rolling bearing is reliably fastened in shaft end.
Detailed description of the invention
Fig. 1 is the integral installation distribution structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the shaft end locking nut of the utility model；
Fig. 3 is the structural schematic diagram of the locked spacer of the utility model；
Fig. 4 is the shaft end locking nut and locked spacer matching relationship schematic diagram of the utility model.
1- locked spacer in figure；The shaft end 2- locking nut；3- rolling bearing；4- transmission shaft.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.
Show in conjunction with Fig. 1-Fig. 4, a kind of shaft end retention mechanism of rolling bearing disclosed in the present embodiment, including rolling bearing 3,
Transmission shaft 4, shaft end locking nut 2, locked spacer 1；4 end of transmission shaft is machined with the stepped ramp type shaft shoulder, respectively primary axis
Shoulder and the second level shaft shoulder, the rolling bearing 3 are set at the second level shaft shoulder of 4 end of transmission shaft, and the one of 4 end of transmission shaft
It is machined with external screw thread at the grade shaft shoulder, is provided with one group of locked spacer 1, the stop at the level-one shaft shoulder of 4 end of transmission shaft
Gasket outer end is provided with shaft end locking nut 2, and internal screw thread, the shaft end locking screw are machined with inside the shaft end locking nut 2
Mother 2 and transmission shaft 4 are detachably fixed connection, and the matching relationship of the shaft end locking nut 2 and the locked spacer 1 is by the rolling
Dynamic bearing 3 is fixed.
Specifically, the shaft end locking nut 2 is outer multiple tooth round nut, the shaft end locking nut 2 has 21
Outer teeth groove, inner hole are cooperated by screw thread and axis.
Specifically, there are two the outer stop ears 12 of interior stop ear 11 and 20 for tool on the locked spacer 1.
It is processed in interior stop ear slot specifically, the interior stop ear is plugged on 4 end of transmission shaft.
Specifically, the outer stop ear is matched with the size of the outer teeth groove on the shaft end locking nut 2, it is described to stop outside
Dynamic ear is arranged in the outer teeth groove.
The course of work of the utility model:
Locking nut is outer multiple tooth round nut, has 21 outer teeth grooves, and inner hole is cooperated by screw thread and axis, tight for shaft end
Gu rolling bearing；Locked spacer described in the utility model has 2 interior stop ears and 20 outer stop ears, by the stop when assembly
In gasket in the slot of stop ear insertion shaft end, after the locking nut screws in place, by one on gasket and nut outer teeth groove
In corresponding outer stop ear bending insertion tooth socket, and the two any angle has a tooth of the locked spacer that can fold into
In one tooth socket of locking nut so that the locking nut would not due to axis rotation and loosen, thus reliable in shaft end
Fastening rolling bearing.
The connection that the utility model is previously mentioned, which is divided into, to be fixedly connected and dismantling connection, it is described be fixedly connected it is (as non-disconnectable
Unload connection) to include but is not limited to that flanging connection, rivet interlacement, bonding connection and welded connecting etc. are conventional be fixedly connected with mode, institute
State be detachably connected including but not limited to be threadedly coupled, snap connection, pin connection such as connect at the routine disassembly mode with hinge, not
When clearly limiting specific connection type, at least one connection type can be found in existing connection type by, which being defaulted as, be can be realized
The function, those skilled in the art can voluntarily select as needed.Such as: it is fixedly connected with selection and is welded to connect, be detachably connected
Select hinge connection.
Above embodiments are exemplary description of this patent, do not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (5)
1. a kind of shaft end retention mechanism of rolling bearing, it is characterised in that: including rolling bearing (3), transmission shaft (4), shaft end lock
Tight nut (2), locked spacer (1)；Transmission shaft (4) end is machined with the stepped ramp type shaft shoulder, respectively the level-one shaft shoulder and second level
The shaft shoulder, the rolling bearing (3) are set at the second level shaft shoulder of transmission shaft (4) end, the primary axis of transmission shaft (4) end
It is machined with external screw thread at shoulder, is provided with one group of locked spacer (1), the stop at the level-one shaft shoulder of transmission shaft (4) end
Gasket outer end is provided with shaft end locking nut (2), and internal screw thread, the shaft end lock are machined with inside the shaft end locking nut (2)
Tight nut (2) and transmission shaft (4) are detachably fixed connection, the cooperation of the shaft end locking nut (2) and the locked spacer (1)
Relationship is fixed by the rolling bearing (3).
2. a kind of shaft end retention mechanism of rolling bearing according to claim 1, which is characterized in that the shaft end locking screw
Female (2) are outer multiple tooth round nut, and the shaft end locking nut (2) has 21 outer teeth grooves, and inner hole is matched by screw thread and axis
It closes.
3. a kind of shaft end retention mechanism of rolling bearing according to claim 2, which is characterized in that the locked spacer
(1) there are two interior stop ear (11) and 20 outer stop ears (12) for tool on.
4. a kind of shaft end retention mechanism of rolling bearing according to claim 3, which is characterized in that the interior stop ear is inserted
It connects in the transmission shaft (4) end processes in stop ear slot.
5. a kind of shaft end retention mechanism of rolling bearing according to claim 3, which is characterized in that the outer stop ear with
The size of outer teeth groove on the shaft end locking nut (2) matches, and the outer stop ear is arranged in the outer teeth groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821995110.6U CN209130067U (en) | 2018-11-29 | 2018-11-29 | A kind of shaft end retention mechanism of rolling bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821995110.6U CN209130067U (en) | 2018-11-29 | 2018-11-29 | A kind of shaft end retention mechanism of rolling bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209130067U true CN209130067U (en) | 2019-07-19 |
Family
ID=67247465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821995110.6U Expired - Fee Related CN209130067U (en) | 2018-11-29 | 2018-11-29 | A kind of shaft end retention mechanism of rolling bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209130067U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454487A (en) * | 2019-08-30 | 2019-11-15 | 江苏核电有限公司 | A kind of screw thread multi-locking locking device and its locking method |
-
2018
- 2018-11-29 CN CN201821995110.6U patent/CN209130067U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454487A (en) * | 2019-08-30 | 2019-11-15 | 江苏核电有限公司 | A kind of screw thread multi-locking locking device and its locking method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20191129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |