CN107448485A - Bearing seal check ring riveting die - Google Patents
Bearing seal check ring riveting die Download PDFInfo
- Publication number
- CN107448485A CN107448485A CN201710896811.8A CN201710896811A CN107448485A CN 107448485 A CN107448485 A CN 107448485A CN 201710896811 A CN201710896811 A CN 201710896811A CN 107448485 A CN107448485 A CN 107448485A
- Authority
- CN
- China
- Prior art keywords
- ring
- riveting
- die
- bearing
- seal check
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
- F16C43/045—Mounting or replacing seals
Abstract
The embodiment of the invention discloses a kind of bearing seal check ring riveting die, the inner ring outer surface of bearing offers neck, and riveting die is used to comprise at least neck of the Sealing shield ring stake-fastening in bearing inner race outer surface, riveting die：Dynamic model；Die holder, below dynamic model, it comprises at least two circumferential symmetrical back-up ring riveting parts, and back-up ring riveting part is relative with the outer peripheral face of Sealing shield ring, and each back-up ring riveting part can radially-inwardly shrink；Supporting table, in die holder and between back-up ring riveting part, for spring bearing；When dynamic model coordinates with die holder, each back-up ring riveting part on die holder can be made radially-inwardly to shrink and act on the outer peripheral face of Sealing shield ring, by Sealing shield ring stake-fastening on the neck of bearing inner race outer surface.The embodiment of the present invention, the steadiness of Sealing shield ring installation can be improved, is suitable for bad working environments condition.
Description
Technical field：
The present invention relates to a kind of mould, especially a kind of bearing seal check ring riveting die.
Background technology：
Existing sealed bearings, mostly two sides (or one side) are with sealing ring or with dustproof cover structure.For outdoor or severe work
Condition condition, Sealing shield ring is generally set up outside sealing ring or dust cap, back-up ring is fixed on inner ring and rotated with inner ring,
With sealing ring or dust cap composition labyrinth sealing, play and stop shot-like particle collision, protect inner seal and get rid of dirt, water dumping is made
With.Existing Sealing shield ring, typically it is fixed on using interference fit on bearing inner race external diameter, when bad working environments condition lower bearing
When withstanding shocks, vibrating, often occur back-up ring release, bearing failure phenomenon.
Therefore a kind of mould of bearing seal check ring installation how is developed, asked with solve that bearing seal check ring releases
Topic, it is present invention technical problem urgently to be resolved hurrily.
The content of the invention：
To overcome existing bearing seal check ring the problem of releasing, offer of the embodiment of the present invention under the conditions of bad working environments being present
A kind of bearing seal check ring riveting die.
Bearing seal check ring riveting die, the inner ring outer surface of bearing offer neck, and riveting die is used for Sealing shield ring riveting
Conjunction is fixed on the neck of bearing inner race outer surface, and riveting die comprises at least：
Dynamic model；
Die holder, below the dynamic model, it comprises at least two circumferential symmetrical back-up ring riveting parts, back-up ring riveting part with it is close
The outer peripheral face of block circle is relative, and each back-up ring riveting part can radially-inwardly shrink；
Supporting table, in die holder and between back-up ring riveting part, for spring bearing；
When dynamic model coordinates with die holder, each back-up ring riveting part on die holder can be made radially-inwardly to shrink and act on Sealing shield ring
Outer peripheral face, by Sealing shield ring stake-fastening on the neck of bearing inner race outer surface.
The embodiment of the present invention, by the cooperation of dynamic model and die holder, each back-up ring riveting part on die holder can be made radially-inwardly to receive
Contract and act on the outer peripheral face of back-up ring, by back-up ring stake-fastening on the inner ring outer surface of bearing.So as to improve Sealing shield ring peace
The steadiness of dress, it is suitable for bad working environments condition.
Brief description of the drawings：
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the schematic cross-section of the bearing seal check ring riveting die of the embodiment of the present invention；
Fig. 2 is the die holder structure schematic diagram of the embodiment of the present invention；
Fig. 3 be hide dynamic model after Fig. 1 A portions enlarged diagram；
Fig. 4 is the close-up schematic view of the bearing in Fig. 1；
Fig. 5 is close-up schematic view of the Sealing shield ring stake-fastening on neck in Fig. 4.
Embodiment：
In order that technical problem solved by the invention, technical scheme and beneficial effect are more clearly understood, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
When the embodiment of the present invention refers to the ordinal numbers such as " first ", " second ", unless based on context its express really it is suitable
The meaning of sequence, it should be understood that only play differentiation and be used.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As shown in Figures 1 to 5, the embodiments of the invention provide a kind of bearing seal check ring riveting die, the inner ring 42 of bearing
Outer surface offers neck 421, and riveting die is used for neck of the stake-fastening of Sealing shield ring 44 in the outer surface of inner ring 42 of bearing
On 421, riveting die comprises at least：
Dynamic model 1；
Die holder 2, positioned at the lower section of dynamic model 1, it comprises at least two circumferential symmetrical back-up ring riveting parts, back-up ring riveting part with
The outer peripheral face of Sealing shield ring 44 is relative, and each back-up ring riveting part can radially-inwardly shrink；
Supporting table 31, in die holder 2 and between back-up ring riveting part, for spring bearing；
When dynamic model 1 coordinates with die holder 2, each back-up ring riveting part on die holder 2 can be made radially-inwardly to shrink and act on sealing
The outer peripheral face of back-up ring 44, by the stake-fastening of Sealing shield ring 44 on the neck 421 of the outer surface of bearing inner race 42.
The embodiment of the present invention, by the cooperation of dynamic model and die holder, each back-up ring riveting part on die holder can be made radially-inwardly to receive
Contract and act on the outer peripheral face of back-up ring, by back-up ring stake-fastening on the inner ring outer surface of bearing.So as to improve Sealing shield ring peace
The steadiness of dress, it is suitable for bad working environments condition.
Further, in the present embodiment, 31 concentric setting of dynamic model 1, back-up ring riveting part and supporting table.Structure letter
It is single, can be easily and accurately by back-up ring stake-fastening on the inner ring outer surface of bearing.
Yet further, it is non-limiting as a kind of embodiment, as shown in Figure 2 and Figure 3, on the outside of back-up ring riveting part
The riveting projection 22 extended radially inwardly is provided with provided with the contraction guidance part 21 to extend radially outwardly, on the inside of back-up ring riveting part.Knot
Structure is simple, when dynamic model coordinates with die holder, each back-up ring riveting part on die holder is radially-inwardly shunk, exactly by back-up ring
Stake-fastening is on the inner ring outer surface of bearing.
Further, as a kind of preferred embodiment, guidance part 21 is shunk for from top to bottom by small gradually big taper
Guidance part.Simple in construction, riveted is easy to control.
Further, non-limiting as a kind of preferred embodiment, riveting projection 22 is radially gradual from outside to inside
Reduce.It is simple in construction, can be exactly by back-up ring stake-fastening on the inner ring outer surface of bearing.
Exemplary, in the present embodiment, the upper surface of riveting projection 22 is plane, lower surface for from top to bottom by it is small gradually
Big taper surface.It is simple in construction.
Further, in present embodiment, the radial inner end of riveting projection 22 is slightly above supporting table 31.It is simple in construction.
Further, non-limiting as a kind of embodiment, back-up ring riveting part is concavely provided with accommodating cavity 23, should
Accommodating cavity 23 is located at the top of riveting projection 22, and upper surface collectively forms by back-up ring riveting part medial surface and riveting convex 22.Structure
Simply, the accommodating cavity on each back-up ring riveting part is collectively forming the assembly cavity to match with bearing.
Yet further, as a kind of preferred embodiment, as shown in Fig. 2 die holder 2 is provided with 6 back-up ring riveting parts, respectively
Back-up ring riveting part is circumferentially-spaced to be uniformly distributed.It is simple in construction, back-up ring can be consolidated and be installed on inner ring outer peripheral face.
Further, it is non-limiting as a kind of specific embodiment, as shown in figure 1, it is vertical that one is provided with the center of die holder 2
To the mandrel 3 upwardly extended, dynamic model 1 and supporting table 31 are sheathed on outside mandrel 3, and dynamic model 1 can be slided from top to bottom along mandrel 3 and mould
Seat 2 coordinates, and back-up ring riveting part is distributed in the surrounding of mandrel 3, bearing can concentric locking collar outside mandrel 3.
Further, as a kind of preferred scheme, as shown in figure 1, supporting table 31 located at riveting projection 22 and mandrel 3 it
Between, the axial height of supporting table 31 is adjustable, when bearing concentric locking collar is on mandrel 3, lower surface and the supporting table 31 of its inner ring 42
Offset, by adjusting the axial height of supporting table 31, the relative axial position of Sealing shield ring 44 and bearing inner race 42 can be changed.
Further, in the present embodiment, as shown in figure 1, dynamic model 1 is provided with downward opening press section, dynamic model 1 from upper and
When lower and die holder 2 coordinates, each back-up ring riveting part on die holder 2 is radially-inwardly shunk by its press section and act on sealing gear
The outer peripheral face of circle 44.It is simple in construction.
Specifically, in the present embodiment, the press section of dynamic model 1 is from top to bottom by small gradually big taper chamber.It is simple in construction.
More specifically, a kind of preferred embodiment as the present embodiment, as shown in figure 4, bearing comprises at least outer ring, interior
Circle 42, the rolling element between inner ring 42 and outer ring and Sealing shield ring 44；Wherein, the axial length of inner ring 42 is compared with outer ring
Greatly, its upper surface is alignd with outer ring, and convex in outer ring under lower surface, Sealing shield ring 44 is between inner ring 42 and the lower surface of outer ring
And it is sheathed on outside inner ring 42；Corresponded on the outer surface of inner ring 42 and offer neck 421 at the outer peripheral face of Sealing shield ring 44.
The operation principle of the present invention is as follows：When dynamic model 1 is engaged with die holder 2, each back-up ring riveting part footpath on die holder 2 can be made
To contract and the outer peripheral face of Sealing shield ring 44 is acted on, the card that extends radially inwardly the generation of the outer peripheral face of Sealing shield ring 44
Block, by the cooperation of fixture block and neck 421 by the stake-fastening of Sealing shield ring 44 on the neck 421 of the outer surface of bearing inner race 42.
It is to combine one or more embodiments that particular content provides as described above, does not assert the specific reality of the present invention
Apply and be confined to these explanations.It is all approximate with method of the invention, structure etc., identical, or for present inventive concept under the premise of
Some technology deduction or replace are made, should all be considered as protection scope of the present invention.
Claims (10)
1. bearing seal check ring riveting die, the inner ring outer surface of bearing offers neck, and riveting die is used for Sealing shield ring riveted
It is fixed on the neck of bearing inner race outer surface, it is characterised in that riveting die comprises at least：
Dynamic model；
Die holder, below dynamic model, it comprises at least two circumferential symmetrical back-up ring riveting parts, and back-up ring riveting part is kept off with sealing
The outer peripheral face of circle is relative, and each back-up ring riveting part can radially-inwardly shrink；
Supporting table, in die holder and between back-up ring riveting part, for spring bearing；
When dynamic model coordinates with die holder, each back-up ring riveting part on die holder can be made radially-inwardly to shrink and act on the outer of Sealing shield ring
Side face, by Sealing shield ring stake-fastening on the neck of bearing inner race outer surface.
2. bearing seal check ring riveting die as claimed in claim 1, it is characterised in that dynamic model, back-up ring riveting part and support
The concentric setting of platform.
3. bearing seal check ring riveting die as claimed in claim 1 or 2, it is characterised in that be provided with footpath on the outside of back-up ring riveting part
It is raised that the riveting extended radially inwardly is provided with to the contraction guidance part to stretch out, on the inside of back-up ring riveting part.
4. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that it is from top to bottom by small to shrink guidance part
Gradually big taper guidance part.
5. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that riveting projection radially from outside to inside by
It is tapered small.
6. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that the raised upper surface of riveting is plane,
Lower surface is from top to bottom by small gradually big taper surface.
7. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that the raised radial inner end of riveting is higher than
Supporting table.
8. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that back-up ring riveting part is concavely provided with accommodating
Chamber, the accommodating cavity are located at the raised top of riveting, collectively formed by back-up ring riveting part medial surface and riveting upper convex surface.
9. bearing seal check ring riveting die as claimed in claim 3, it is characterised in that one is provided with die holder center longitudinally upward
The mandrel of extension, dynamic model are sheathed on outside mandrel, and can from top to bottom be slided along mandrel and be coordinated with die holder, and back-up ring riveting part is distributed in
Mandrel surrounding, bearing can concentric locking collar on the mandrel.
10. bearing seal check ring riveting die as claimed in claim 9, it is characterised in that supporting table is located at riveting projection and core
Between axle, the axial height of supporting table is adjustable, when bearing concentric locking collar is on mandrel, lower surface and the supporting table phase of its inner ring
Support, by adjusting the axial height of supporting table, the relative axial position of Sealing shield ring and bearing inner race can be changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896811.8A CN107448485B (en) | 2017-09-28 | 2017-09-28 | Bearing sealing retainer ring riveting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710896811.8A CN107448485B (en) | 2017-09-28 | 2017-09-28 | Bearing sealing retainer ring riveting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107448485A true CN107448485A (en) | 2017-12-08 |
| CN107448485B CN107448485B (en) | 2023-04-25 |
Family
ID=60497534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710896811.8A Active CN107448485B (en) | 2017-09-28 | 2017-09-28 | Bearing sealing retainer ring riveting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107448485B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126421A (en) * | 2007-09-26 | 2008-02-20 | 洛阳轴研科技股份有限公司 | Spring coil free dust-free cover secondary press-fitting method for micro bearing |
| CN201293049Y (en) * | 2008-11-13 | 2009-08-19 | 浙江新昌皮尔轴承有限公司 | Dustproof cover installation mold |
| JP2010106951A (en) * | 2008-10-30 | 2010-05-13 | Ntn Corp | Sealed rolling bearing |
| CN101922516A (en) * | 2010-08-11 | 2010-12-22 | 洛阳轴研科技股份有限公司 | Simple pressing method of no-turned-edge dust cover of thin-wall bearing |
| CN201982528U (en) * | 2011-01-18 | 2011-09-21 | 大连冶金轴承股份有限公司 | Double-sealed retainer-ring cylindrical full roller-bearing assembly clamping fixture |
| CN203926452U (en) * | 2013-12-24 | 2014-11-05 | 上海振华轴承总厂有限公司 | The dust cover press-loading apparatus of bearing |
| CN207261486U (en) * | 2017-09-28 | 2018-04-20 | 中山市盈科轴承制造有限公司 | Bearing seal check ring riveting die |
-
2017
- 2017-09-28 CN CN201710896811.8A patent/CN107448485B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126421A (en) * | 2007-09-26 | 2008-02-20 | 洛阳轴研科技股份有限公司 | Spring coil free dust-free cover secondary press-fitting method for micro bearing |
| JP2010106951A (en) * | 2008-10-30 | 2010-05-13 | Ntn Corp | Sealed rolling bearing |
| CN201293049Y (en) * | 2008-11-13 | 2009-08-19 | 浙江新昌皮尔轴承有限公司 | Dustproof cover installation mold |
| CN101922516A (en) * | 2010-08-11 | 2010-12-22 | 洛阳轴研科技股份有限公司 | Simple pressing method of no-turned-edge dust cover of thin-wall bearing |
| CN201982528U (en) * | 2011-01-18 | 2011-09-21 | 大连冶金轴承股份有限公司 | Double-sealed retainer-ring cylindrical full roller-bearing assembly clamping fixture |
| CN203926452U (en) * | 2013-12-24 | 2014-11-05 | 上海振华轴承总厂有限公司 | The dust cover press-loading apparatus of bearing |
| CN207261486U (en) * | 2017-09-28 | 2018-04-20 | 中山市盈科轴承制造有限公司 | Bearing seal check ring riveting die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107448485B (en) | 2023-04-25 |
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