CN109848918A - Bearing assembly dismounts tooling - Google Patents
Bearing assembly dismounts tooling Download PDFInfo
- Publication number
- CN109848918A CN109848918A CN201910100498.1A CN201910100498A CN109848918A CN 109848918 A CN109848918 A CN 109848918A CN 201910100498 A CN201910100498 A CN 201910100498A CN 109848918 A CN109848918 A CN 109848918A
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- China
- Prior art keywords
- bearing assembly
- bearing
- spiro rod
- sleeve
- assembly
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- 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.)
- Pending
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- Mounting Of Bearings Or Others (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The invention discloses a kind of bearing assemblies to dismount tooling, belongs to assembly tooling field.Dismounting tooling includes sleeve, end cap, guide spiro rod and force nut, the assembly side of sleeve is for being removably sleeved on outside bearing holder (housing, cover), end cap is mounted on the abutting end of sleeve, square hole is provided in the middle part of end cap, guide spiro rod is axially slidably inserted into square hole, and the shape of guide spiro rod cross section is identical as the shape of square hole, for being removably mounted on together with bearing assembly, the abutting end of guide spiro rod is used for and force nut thread cooperation the assembly side of guide spiro rod.The present invention can be tapped deformation in assembly to avoid bearing assembly.
Description
Technical field
The invention belongs to assembly tooling field, in particular to a kind of bearing assembly dismounts tooling.
Background technique
Bearing is a kind of common machine components, is usually installed in bearing holder (housing, cover).
Since the periphery wall of bearing is generally interference fitted between the internal perisporium of bearing holder (housing, cover), so leading to when installing bearing
It often needs gradually to tap bearing into bearing holder (housing, cover) using the mode tapped.And when dismantling bearing, usually also use
Bearing is gradually knocked out by the mode of percussion from bearing holder (housing, cover).
A kind of existing bearing assembly comprising multiple bearings being co-axially mounted together.Since the outer diameter of each bearing is identical,
So causing when assembling bearing assembly, the contact area between bearing assembly and bearing holder (housing, cover) is far longer than single bearing and bearing
Contact area between set so that the frictional force between bearing assembly and bearing holder (housing, cover) increases, and then is needed using bigger
Active force goes to tap bearing assembly, and bearing assembly is caused to be easy to deform.
Summary of the invention
The embodiment of the invention provides a kind of bearing assemblies to dismount tooling, can be tapped to avoid bearing assembly in assembly
Deformation.The technical solution is as follows:
The embodiment of the invention provides a kind of bearing assemblies to dismount tooling, and the dismounting tooling includes sleeve, end cap, guiding
Screw rod and force nut, for being removably sleeved on outside bearing holder (housing, cover), the end cap is mounted on described the assembly side of the sleeve
The abutting end of sleeve is provided with square hole in the middle part of the end cap, and the guide spiro rod is axially slidably inserted into the square hole
In, and the shape of the guide spiro rod cross section is identical as the shape of the square hole, the assembly side of the guide spiro rod be used for
Bearing assembly is removably mounted on together, and the abutting end of the guide spiro rod is used to cooperate with the force nut thread.
In a kind of implementation of the invention, the sleeve includes guide cylinder, assembly cylinder and connecting flange, the connection
The inward flange of flange links together with the guide cylinder, and the outer edge of the connecting flange and the assembly cylinder are connected to one
It rises, the guide cylinder, the assembly cylinder and the connecting flange are coaxially arranged, and the assembly cylinder is for being removably sleeved on
Outside the bearing holder (housing, cover), the connecting flange is used to offset with the outer edge of the bearing holder (housing, cover).
In another implementation of the invention, the guide cylinder, the assembly cylinder and the connecting flange are integrated
Formula structural member.
In another implementation of the invention, the internal diameter of the guide cylinder is identical as the internal diameter of the bearing holder (housing, cover).
In another implementation of the invention, the internal diameter of the guide cylinder is greater than the outer diameter of the bearing assembly
0.08-0.12mm。
In another implementation of the invention, the end cap includes boss and stop flange, the boss and described
Stop flange is coaxially connected together, and the boss is inserted into the abutting end of the sleeve, the stop flange and the set
The abutting end outer edge of cylinder offsets.
In another implementation of the invention, one end outer edge backwards to the stop flange of the boss is arranged
There is chamfering.
In another implementation of the invention, the boss and the stop flange are an integral structure part.
In another implementation of the invention, the outer diameter of the boss is less than the internal diameter 0.05- of the guide cylinder
0.10mm。
In another implementation of the invention, the abutting end of the guide spiro rod is provided with coarse external screw thread, described
Coarse external screw thread is axially extending along the guide spiro rod, and the force nut matches with the coarse external screw thread.
Technical solution provided in an embodiment of the present invention has the benefit that
In provided bearing assembly dismounting tooling installation bearing assembly through the embodiment of the present invention, first by sleeve
Assembly side is installed together with bearing holder (housing, cover)；Then the assembly side of guide spiro rod is installed together with bearing assembly；Then by axis
Bearing assembly is inserted into sleeve, and end cap is sleeved on to the abutting end for outside guide spiro rod and being mounted on sleeve；Finally tap guiding spiral shell
Bar, so that bearing assembly is gradually inserted into bearing holder (housing, cover) under the guiding of sleeve.Tooling installation axle is being dismounted by bearing assembly
When bearing assembly, due to not tapping directly to bearing assembly, and bearing assembly is inserted into sleeve, so effectively avoiding axis
Bearing assembly is deformed.In provided bearing assembly dismounting tooling disassembly bearing assembly through the embodiment of the present invention, first
The assembly side of guide spiro rod is installed together with bearing assembly；Then the assembly side of sleeve is installed together with bearing holder (housing, cover)；
Then end cap is sleeved on to the abutting end for outside guide spiro rod and being mounted on sleeve；Force nut is finally sleeved on guide spiro rod
Abutting end, and screw force nut, force nut will gradually offset with end cap, and continue to screw force nut at this time, due to by
The limitation of square hole, so guide spiro rod will not generate rotation, the active force to exert a force between nut and end cap will be so that guide spiro rod
Bearing assembly is gradually pulled out from bearing holder (housing, cover), to realize the disassembly of bearing assembly.Tooling is being dismounted by bearing assembly
When dismantling bearing assembly, due to not tapping directly to bearing assembly, and bearing assembly is inserted into sleeve, so effectively keeping away
Exempt from bearing assembly to be deformed.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the cross-sectional view of bearing assembly dismounting tooling provided in an embodiment of the present invention；
Each symbol indicates that meaning is as follows in figure:
1- sleeve, 11- guide cylinder, 12- assemble cylinder, 13- connecting flange, 2- end cap, 21- boss, 22- stop flange, 3-
Guide spiro rod, 4- force nut.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the invention provides a kind of bearing assemblies to dismount tooling, as shown in Figure 1, dismounting tooling includes sleeve 1, end
Lid 2, guide spiro rod 3 and force nut 4, for being removably sleeved on outside bearing holder (housing, cover), end cap 2 is mounted on the assembly side of sleeve 1
The abutting end of sleeve 1, the middle part of end cap 2 are provided with square hole, and guide spiro rod 3 is axially slidably inserted into square hole, and are oriented to
The shape of 3 cross section of screw rod is identical as the shape of square hole, and the assembly side of guide spiro rod 3 with bearing assembly for being removably installed
Together, the abutting end of guide spiro rod 3 is used to be threadedly engaged with force nut 4.
In provided bearing assembly dismounting tooling installation bearing assembly through the embodiment of the present invention, first by sleeve 1
Assembly side be installed together with bearing holder (housing, cover)；Then the assembly side of guide spiro rod 3 is installed together with bearing assembly；Then will
Bearing assembly is inserted into sleeve 1, and end cap 2 is sleeved on outside guide spiro rod 3 and is mounted on the abutting end of sleeve 1；Finally tap
Guide spiro rod 3, so that bearing assembly is gradually inserted into bearing holder (housing, cover) under the guiding of sleeve 1.Work is being dismounted by bearing assembly
When dress installation bearing assembly, due to not tapping directly to bearing assembly, and bearing assembly is inserted into sleeve 1, so effectively
The bearing assembly that avoids be deformed.
In provided bearing assembly dismounting tooling disassembly bearing assembly through the embodiment of the present invention, it will be oriented to spiral shell first
The assembly side of bar 3 is installed together with bearing assembly；Then the assembly side of sleeve 1 is installed together with bearing holder (housing, cover)；Then will
End cap 2 is sleeved on outside guide spiro rod 3 and is mounted on the abutting end of sleeve 1；Force nut 4 is finally sleeved on guide spiro rod 3
Abutting end, and force nut 4 is screwed, force nut 4 will gradually offset with end cap 2, continues to screw force nut 4 at this time, due to
It is limited by square hole, so guide spiro rod 3 will not generate rotation, the active force to exert a force between nut 4 and end cap 2 will be so that lead
Bearing assembly is gradually pulled out from bearing holder (housing, cover) to screw rod 3, to realize the disassembly of bearing assembly.It is torn open by bearing assembly
When filling tooling disassembly bearing assembly, due to not tapping directly to bearing assembly, and bearing assembly is inserted into sleeve 1, so
Effectively bearing assembly is avoided to be deformed.
In above-mentioned implementation, square hole can be rectangular through-hole, and the cross section of guide spiro rod 3 can be and square hole
Shape matches rectangular.
Optionally, the abutting end of guide spiro rod 3 is provided with coarse external screw thread, axial direction of the coarse external screw thread along guide spiro rod 3
Extend, force nut 4 matches with coarse external screw thread.
In above-mentioned implementation, since force nut 4 will apply biggish axial force to guide spiro rod 3, so
Coarse thread is set by the screw thread cooperated between guide spiro rod 3 and force nut 4, can preferably bear axial force.
In the present embodiment, sleeve 1 includes guide cylinder 11, assembly cylinder 12 and connecting flange 13, the inner edge of connecting flange 13
Edge links together with guide cylinder 11, and outer edge and the assembly cylinder 12 of connecting flange 13 link together, guide cylinder 11, assembly cylinder
12 and connecting flange 13 it is coaxially arranged, assembly cylinder 12 for being removably sleeved on outside bearing holder (housing, cover), connecting flange 13 be used for
The outer edge of bearing holder (housing, cover) offsets.
In above-mentioned implementation, connecting flange 13 to assemble cylinder 12 for connecting guide cylinder 11 and assembly cylinder 12
Guide cylinder 11 can be protruded from, to provide installation space for bearing holder (housing, cover), allows the internal perisporium of bearing holder (housing, cover) and guide cylinder 11
Internal perisporium it is concordant, in order to bearing assembly by guide cylinder 11 slide into bearing holder (housing, cover).
Optionally, the internal diameter of guide cylinder 11 and the internal diameter of bearing holder (housing, cover) are identical, consequently facilitating bearing assembly is slided by guide cylinder 11
Enter bearing holder (housing, cover).
Preferably, guide cylinder 11, assembly cylinder 12 and connecting flange 13 are an integral structure part, to ensure that sleeve 1
Structural intergrity improves the reliability of bearing assembly dismounting tooling.
Preferably, the internal diameter of guide cylinder 11 is greater than the outer diameter 0.08-0.12mm of bearing assembly.
In above-mentioned implementation, since the internal diameter of guide cylinder 11 is greater than the outer diameter of bearing assembly, so that bearing group
Part can slide in guide cylinder 11.Again since the internal diameter of guide cylinder 11 is merely greater than the outer diameter 0.08-0.12mm of bearing assembly, institute
Can occur unnecessary shaking in guide cylinder 11 to avoid bearing assembly, to realize guide cylinder 11 to bearing assembly
Guide function.
In the present embodiment, end cap 2 include boss 21 and stop flange 22, boss 21 and stop flange 22 it is coaxially connected
Together, boss 21 is inserted into the abutting end of sleeve 1, and stop flange 22 and the abutting end outer edge of sleeve 1 offset.
In above-mentioned implementation, boss 21 is for being inserted into guide cylinder 11, to realize between end cap 2 and sleeve 1
Installation, stop flange 22 is transferred to sleeve 1 for the active force that nut 4 applies that will exert a force, and then realizes bearing holder (housing, cover) and bearing group
Relative motion between part.
Optionally, boss 21 can screw thread together with 11 Screw assembly of guide cylinder, between boss 21 and guide cylinder 11
Rotation direction and force nut 4 it is identical as the thread rotary orientation between guide spiro rod 3, so as to avoid screw force nut 4 when, boss
It produces relative rotation between 21 and guide cylinder 11.
Preferably, one end outer edge backwards to stop flange 22 of boss 21 is provided with chamfering, so as to be convenient for boss
Installation between 21 and guide cylinder 11.
Preferably, the outer diameter of boss 21 is less than the internal diameter 0.05-0.10mm of guide cylinder 11, so as to further be convenient for
Installation between boss 21 and guide cylinder 11.
Preferably, boss 21 and stop flange 22 are an integral structure part, thus ensure that the structural intergrity of end cap 2,
Improve the reliability of bearing assembly dismounting tooling.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of bearing assembly dismounts tooling, which is characterized in that the dismounting tooling includes sleeve, end cap, guide spiro rod and applies
Power nut, for the assembly side of the sleeve for being removably sleeved on outside bearing holder (housing, cover), the end cap is mounted on matching for the sleeve
End is closed, is provided with square hole in the middle part of the end cap, the guide spiro rod is axially slidably inserted into the square hole, and described
The shape of guide spiro rod cross section is identical as the shape of the square hole, and the assembly side of the guide spiro rod is used for can with bearing assembly
It is releasably installed together, the abutting end of the guide spiro rod is used to cooperate with the force nut thread.
2. bearing assembly according to claim 1 dismounts tooling, which is characterized in that the sleeve includes guide cylinder, assembly
Cylinder and connecting flange, the inward flange of the connecting flange link together with the guide cylinder, the outer edge of the connecting flange
It links together with the assembly cylinder, the guide cylinder, the assembly cylinder and the connecting flange are coaxially arranged, the assembly
For being removably sleeved on outside the bearing holder (housing, cover), the connecting flange is used to offset with the outer edge of the bearing holder (housing, cover) cylinder.
3. bearing assembly according to claim 2 dismounts tooling, which is characterized in that the guide cylinder, the assembly cylinder and
The connecting flange is an integral structure part.
4. bearing assembly according to claim 2 dismounts tooling, which is characterized in that the internal diameter of the guide cylinder and the axis
The internal diameter of bearing sleeve is identical.
5. bearing assembly according to claim 2 dismounts tooling, which is characterized in that the internal diameter of the guide cylinder is greater than described
The outer diameter 0.08-0.12mm of bearing assembly.
6. bearing assembly according to claim 2 dismounts tooling, which is characterized in that the end cap includes boss and limit method
Orchid, together with the boss is coaxially connected with the stop flange, the boss is inserted into the abutting end of the sleeve, described
The abutting end outer edge of stop flange and the sleeve offsets.
7. bearing assembly according to claim 6 dismounts tooling, which is characterized in that the limit method backwards of the boss
Blue one end outer edge is provided with chamfering.
8. bearing assembly according to claim 6 dismounts tooling, which is characterized in that the boss and the stop flange are
Integral structure part.
9. bearing assembly according to claim 6 dismounts tooling, which is characterized in that the outer diameter of the boss is less than described lead
To the internal diameter 0.05-0.10mm of cylinder.
10. -9 described in any item bearing assemblies dismount tooling according to claim 1, which is characterized in that the guide spiro rod
Abutting end is provided with coarse external screw thread, and the coarse external screw thread is axially extending along the guide spiro rod, the force nut with
The coarse external screw thread matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910100498.1A CN109848918A (en) | 2019-01-31 | 2019-01-31 | Bearing assembly dismounts tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910100498.1A CN109848918A (en) | 2019-01-31 | 2019-01-31 | Bearing assembly dismounts tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109848918A true CN109848918A (en) | 2019-06-07 |
Family
ID=66897386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910100498.1A Pending CN109848918A (en) | 2019-01-31 | 2019-01-31 | Bearing assembly dismounts tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109848918A (en) |
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| DE20314100U8 (en) * | 2003-09-11 | 2004-11-04 | Johann Peffeköver GmbH & Co. KG, Werkzeugfabrik | tool kit |
| CN204295626U (en) * | 2014-11-10 | 2015-04-29 | 上海宝钢工业技术服务有限公司 | The dismantling device of engine fuel injector water proof cover |
| CN204868743U (en) * | 2015-07-31 | 2015-12-16 | 中核（天津）机械有限公司 | Dismounting device that tail apical axis held |
| CN107618005A (en) * | 2017-10-30 | 2018-01-23 | 镇江建华轴承有限公司 | A kind of bearing removal structure |
| CN207077391U (en) * | 2017-08-16 | 2018-03-09 | 湖北中烟工业有限责任公司 | A kind of drawing code for dismantling Paximu's licker-in axle |
| CN108000430A (en) * | 2017-10-27 | 2018-05-08 | 沈佩军 | A kind of Small Blind Hole bearing disassembling device |
| CN108015717A (en) * | 2017-09-28 | 2018-05-11 | 中国航发动力股份有限公司 | A kind of dismantling device and application method of wire cutting guide wheel assembly |
| CN108581944A (en) * | 2018-06-26 | 2018-09-28 | 沈阳鼓风机集团核电泵业有限公司 | A kind of installation of bush(ing) bearing and provision for disengagement |
| CN108581942A (en) * | 2017-12-26 | 2018-09-28 | 中国航发四川燃气涡轮研究院 | The device and decomposition method of roller bearing inner ring in a kind of decomposition annular chamber |
-
2019
- 2019-01-31 CN CN201910100498.1A patent/CN109848918A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20314100U8 (en) * | 2003-09-11 | 2004-11-04 | Johann Peffeköver GmbH & Co. KG, Werkzeugfabrik | tool kit |
| CN204295626U (en) * | 2014-11-10 | 2015-04-29 | 上海宝钢工业技术服务有限公司 | The dismantling device of engine fuel injector water proof cover |
| CN204868743U (en) * | 2015-07-31 | 2015-12-16 | 中核（天津）机械有限公司 | Dismounting device that tail apical axis held |
| CN207077391U (en) * | 2017-08-16 | 2018-03-09 | 湖北中烟工业有限责任公司 | A kind of drawing code for dismantling Paximu's licker-in axle |
| CN108015717A (en) * | 2017-09-28 | 2018-05-11 | 中国航发动力股份有限公司 | A kind of dismantling device and application method of wire cutting guide wheel assembly |
| CN108000430A (en) * | 2017-10-27 | 2018-05-08 | 沈佩军 | A kind of Small Blind Hole bearing disassembling device |
| CN107618005A (en) * | 2017-10-30 | 2018-01-23 | 镇江建华轴承有限公司 | A kind of bearing removal structure |
| CN108581942A (en) * | 2017-12-26 | 2018-09-28 | 中国航发四川燃气涡轮研究院 | The device and decomposition method of roller bearing inner ring in a kind of decomposition annular chamber |
| CN108581944A (en) * | 2018-06-26 | 2018-09-28 | 沈阳鼓风机集团核电泵业有限公司 | A kind of installation of bush(ing) bearing and provision for disengagement |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190607 |
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| RJ01 | Rejection of invention patent application after publication |