CN109277984A - A tapered bearing disassembly tool - Google Patents
A tapered bearing disassembly tool Download PDFInfo
- Publication number
- CN109277984A CN109277984A CN201811525875.8A CN201811525875A CN109277984A CN 109277984 A CN109277984 A CN 109277984A CN 201811525875 A CN201811525875 A CN 201811525875A CN 109277984 A CN109277984 A CN 109277984A
- Authority
- CN
- China
- Prior art keywords
- disassembly
- ontology
- conical bearing
- disassembling fixture
- disassembly ontology
- 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.)
- Pending
Links
- 210000000078 claw Anatomy 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/06—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races
- B25B27/062—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing sleeves or bearing races using screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
本发明公开了一种圆锥轴承拆卸工装，包括第一拆卸本体以及与第一拆卸本体相对设置、用以与第一拆卸本体沿径向夹紧圆锥轴承滚子的第二拆卸本体，第一拆卸本体与第二拆卸本体均包括沿轴向开设、用以包住圆锥轴承滚子的拆卸槽以及设于拆卸槽的侧壁、用以与圆锥轴承滚子配合的预设锥角，第一拆卸本体与第二拆卸本体通过连接组件固定连接以锁紧圆锥轴承滚子。上述拆卸工装通过夹紧圆锥轴承滚子，可以增大圆锥轴承的拆卸空间，从而可以便于圆锥轴承的拆卸，该拆卸工装操作简单，拆卸方便，同时，拆卸效率高，可以节约维修成本。
The invention discloses a tapered bearing dismounting tool, comprising a first dismounting body and a second dismounting body arranged opposite to the first dismounting body and used for radially clamping tapered bearing rollers with the first dismounting body. The main body and the second dismounting body both include a dismounting groove opened in the axial direction for wrapping the tapered bearing roller and a preset taper angle arranged on the side wall of the dismounting groove for matching with the tapered bearing roller. The first dismounting The body and the second disassembly body are fixedly connected through the connecting assembly to lock the tapered bearing rollers. By clamping the tapered bearing rollers, the dismounting tooling can increase the dismounting space of the tapered bearing, thereby facilitating the dismounting of the tapered bearing.
Description
Technical field
The present invention relates to gearbox mounting technology field, in particular to a kind of conical bearing disassembling fixture.
Background technique
Gearbox is very important component on vehicle, it can change transmission ratio, expands driving wheel torque and revolving speed
Effect.With the development of modern science and technology, gearbox, there has also been upgrading, manipulation is more and more convenient.The superiority and inferiority of gearbox performance is weighing apparatus
Measure the key of engineering machinery dynamic property, economy and driving.
In the prior art, speed change system mainly has: machine driving, hydraulic power, hydrostatic transmissions, gearbox have manpower to change
Gear and power shifting, structure have fixed shaft type and planetary.The countershaft assembly of gearbox is transmission mechanism important in gearbox, is become
The countershaft assembly of fast case mainly includes countershaft, countershaft driver gear (height), countershaft driver gear (low) and tapered roller bearing
Equal components, however, in heavy type lorry transmission-gear box, due to the limitation of installation space, the conical bearing on gearbox countershaft is very
Hardly possible disassembly, when repairing to countershaft, conical bearing can only carry out pressure disassembly, and disassembly is forced to will lead to damage cone axis
It holds, destructiveness, which removes conical bearing, can make bearing damage, both wasted maintenance time and also increased maintenance cost.
Therefore, how to avoid the limitation due to installation space and the conical bearing on countershaft is caused to be difficult to dismantle, be ability
Domain related technical personnel technical problem to be solved at present.
Summary of the invention
The object of the present invention is to provide a kind of conical bearing disassembling fixture, which be can solve due to installation space
Limitation and cause the conical bearing on countershaft be difficult disassembly the problem of, the tooling is easy to operate, convenient disassembly, meanwhile, disassembly
It is high-efficient, maintenance cost can be saved.
To achieve the above object, the present invention provides a kind of conical bearing disassembling fixture, including the first disassembly ontology and with
The first disassembly ontology is oppositely arranged, tears open radially to clamp the second of conical bearing roller with the first disassembly ontology
Ontology is unloaded, the first disassembly ontology and the second disassembly ontology include opening up along axial direction, to encase conical bearing rolling
Sub disassembly slot and side wall, the default cone angle to cooperate with conical bearing roller set on the disassembly slot, described first
Disassembly ontology is fixedly connected with the second disassembly ontology by connection component to lock conical bearing roller.
Preferably, the connection component includes two groups of connectors for being symmetrically disposed on the disassembly slot two sides, and two groups of institutes
State the joint surface that connector is each perpendicular to the first disassembly ontology and the second disassembly ontology.
Preferably, the disassembly slot further includes positioned at the default cone angle side, to be bonded with conical bearing roller
The conical surface.
Preferably, the first disassembly ontology is equipped with two groups of edges with the second disassembly ontology and tears open perpendicular to described first
The joint surface direction for unloading ontology and the second disassembly ontology opens up, with the connecting hole worn for the connector.
Preferably, the connector is specially bolt assembly.
Preferably, the lateral wall of the first disassembly ontology is equipped with the connecting hole of two groups with the first disassembly ontology
Connection, hexagonal bolt head to install the bolt assembly the first link slot, the lateral wall of the second disassembly ontology sets
Have two groups of nuts with the connecting hole connection of the second disassembly ontology, to install the bolt assembly second connect
Slot.
It preferably, further include the lateral wall card that ontology is dismantled with the lateral wall of the first disassembly ontology and described second
It connects, to drive the first disassembly ontology to move axially outward to dismantle with the second disassembly ontology and conical bearing
Component is dialled in the drawing of conical bearing.
Preferably, it is specially Three-claw pull-horse component that component is dialled in the drawing.
Relative to above-mentioned background technique, the present invention is required for the different of gearbox countershaft conical bearing assembly, is devised
A kind of conical bearing disassembling fixture；Due to the limitation of installation space, the conical bearing on gearbox countershaft is difficult to dismantle, to pair
When axis repairs, can only carry out forcibly, devastatingly dismantle conical bearing, therefore, can be increased on countershaft using one kind
The withdrawal space of conical bearing, and the disassembling fixture for improving removal efficiency is necessary.
Specifically, above-mentioned disassembling fixture includes the first disassembly ontology and the second disassembly ontology, wherein the first disassembly is originally
Body is oppositely arranged with the second disassembly ontology, and the first disassembly ontology and the second disassembly ontology are justified along radial common clamp of conical bearing
Axis of cone bearing roller；Further, the first disassembly ontology and the second disassembly ontology include disassembly slot and default cone angle, wherein
Disassembly slot is opened up along the axial direction of the first disassembly ontology and the second disassembly ontology, and disassembly slot is used to encase conical bearing roller, is preset
Cone angle is set to the side wall of disassembly slot, and default cone angle can cooperate with conical bearing roller, so as to so that the first disassembly ontology and
Second disassembly ontology resists conical bearing roller；First disassembly ontology is fixedly connected with the second disassembly ontology by connection component,
So as to lock conical bearing roller.Such setting can solve the limitation due to installation space and lead to the circle on countershaft
Cone bearing is difficult the problem of disassembly, and for the disassembling fixture by clamping conical bearing roller, the disassembly that can increase conical bearing is empty
Between, so as to be convenient for the disassembly of conical bearing, the disassembling fixture is easy to operate, convenient disassembly, meanwhile, removal efficiency is high, can
To save maintenance cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of conical bearing disassembling fixture overall structure diagram disclosed by the embodiments of the present invention；
Fig. 2 is the schematic diagram of the section structure of Fig. 1.
Wherein:
1- first dismantles ontology, 11- disassembly slot, 12- and presets cone angle, the 13- conical surface, 2- second and dismantle ontology, 3- connection group
Part.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Core of the invention is to provide a kind of conical bearing disassembling fixture, which can solve due to installation space
Limitation and cause the conical bearing on countershaft be difficult disassembly the problem of, the tooling is easy to operate, convenient disassembly, meanwhile, disassembly
It is high-efficient, maintenance cost can be saved.
In order to make those skilled in the art more fully understand the present invention program, with reference to the accompanying drawing and it is embodied
The present invention is described in further detail for mode.
Fig. 1 and Fig. 2 are please referred to, Fig. 1 is that a kind of conical bearing disassembling fixture overall structure disclosed by the embodiments of the present invention is shown
It is intended to；Fig. 2 is the schematic diagram of the section structure of Fig. 1.
Conical bearing disassembling fixture provided by the embodiment of the present invention, including the first disassembly ontology 1 and the second disassembly are originally
Body 2, wherein the first disassembly ontology 1 is oppositely arranged with the second disassembly ontology 2, and both along the circumferential direction of conical bearing roller
After full symmetric setting, the first disassembly ontology 1 and the second disassembly completion of ontology 2 are fastenedly connected, the two can be along conical bearing
Radial clamping conical bearing roller.
Further, the first disassembly ontology 1 and the second disassembly ontology 2 include dismantling slot 11 and default cone angle 12,
In, disassembly slot 11 is opened up along the axial direction of the first disassembly ontology 1 and the second disassembly ontology 2, and the effect of disassembly slot 11 is can to encase
Conical bearing roller presets the inner sidewall that cone angle 12 is set to disassembly slot 11, and presetting cone angle 12 can be with conical bearing roller phase
Match, meanwhile, the first disassembly ontology 1 is fixedly connected with the second disassembly ontology 2 by connection component 3, and locking circle can be realized in this way
The purpose of axis of cone bearing roller, and such setting can increase the withdrawal space of conical bearing, so as to be convenient for cone axis
The disassembly held.
Obviously, the angle for presetting cone angle 12 can have different set-up modes, and the angle for presetting cone angle 12 should be according to circle
The different model of cone bearing is adjusted, premise is that the roller with conical bearing matches.
So-called conical bearing is tapered roller bearing, and tapered roller bearing is used to support mechanical rotary body, is primarily subjected to
Diameter, axial connected load based on radial direction；Tapered roller bearing belongs to divergence type bearing, and the inside and outside circle of bearing all has cone
Shape raceway, tapered roller bearing have an outer ring, and inner ring and one group of conical roller cover into an inner ring assembly by retainer；
The outer ring of tapered roller bearing on gearbox countershaft is separated with inner ring assembly, therefore, the conical bearing of the invention to be dismantled
It is the inner ring assembly for only including inner ring and roller, does not include outer ring.
In embodiments of the present invention, connection component 3 includes two groups of connectors, and two groups of connectors are symmetrically disposed on disassembly slot 11
Two sides, and two groups of connectors are each perpendicular to the joint surface of the first disassembly ontology 1 and the second disassembly ontology 2, two groups of connectors can
The joint surface for making the first disassembly ontology 1 dismantle ontology 2 with second fits closely, so as to so that disassembly slot 11 closely clamps circle
The roller of cone bearing.
Specifically, the inner sidewall of disassembly slot 11 further includes the conical surface 13, the conical surface 13 is located at the side of default cone angle 12, the conical surface
13 are used to fit closely with conical bearing roller；So, on the one hand, disassembly slot 11 passes through default cone angle 12 and conical bearing
The cone angle of roller matches, so as to so that the first disassembly ontology 1 and the second disassembly ontology 2 resist conical bearing roller, to protect
For card in drawing conical bearing roller outward, the first disassembly ontology 1 and the second disassembly ontology 2 can give conical bearing roller
Enough axial forces；On the other hand, disassembly slot 11 is fitted closely by the conical surface 13 and the lateral surface of conical bearing roller, to guarantee
In drawing conical bearing roller outward, the first disassembly ontology 1 and the second disassembly ontology 2 can give conical bearing roller foot
Enough clamping forces.
More particularly, the first disassembly ontology 1 and the second disassembly ontology 2 are equipped with two groups of connecting holes, two groups of connecting holes
It is opened up along the joint surface direction perpendicular to the first disassembly ontology 1 and the second disassembly ontology 2, meanwhile, ontology 1 and the are dismantled first
When two disassembly ontologies 2 are affixed, the connecting hole of the first disassembly ontology 1 is opposite with the second disassembly connecting hole of ontology 2 and is coaxially disposed；
So, two groups of connectors can be arranged in two groups of connecting holes and the second disassembly two groups of ontology 2 of the first disassembly ontology 1
In connecting hole, and connecting hole and connector correspond.
According to actual needs, above-mentioned connector specifically can be set to bolt assembly, bolt assembly include bolt, washer with
And nut, certainly, the set-up mode that connector can also have other different, premise is that meeting the first disassembly ontology 1 and the
Two disassembly ontologies 2 lock the function of conical bearing, and easy to operate；In addition, being bolted the phase for being referred to existing part
Technical requirements are closed, it herein will not be reinflated.
In order to optimize above-described embodiment, the lateral wall of the first disassembly ontology 1 is equipped with two group of first link slot, two group of first company
Access slot is connected to and is used to install the hexagonal bolt head of bolt assembly with the connecting hole of the first disassembly ontology 1, the second disassembly ontology 2
Lateral wall is equipped with two group of second link slot, and two group of second link slot is connected to the connecting hole of the second disassembly ontology 2, two group of second company
Access slot is used to install the nut of bolt assembly, and such set-up mode can reduce the overall weight of disassembling fixture, meanwhile, it can be with
It avoids the bolt of bolt assembly from connecting and protrudes from tooling so that causing to interfere with nut.
On the basis of the above, disassembling fixture further includes drawing to dial component, when the first disassembly ontology 1 and the second disassembly ontology 2 are locked
After tight conical bearing roller, the lateral wall and second that will further draw group component and the first disassembly ontology 1 dismantle the outer of ontology 2
Side wall clamping can dial component and generate drag force outward by drawing in this way, so as to drive the first disassembly ontology 1 and the
Two disassembly ontologies 2 and conical bearing move the disassembly to realize conical bearing axially outward.
Certainly, according to the needs of practical application, draw group component that can specifically use Three-claw pull-horse, Three-claw pull-horse can be by axis
It holds and is disassembled from axis along axial direction；Three-claw pull-horse includes rotating handle, screw rod and pulling claw, and pulling claw can be set to two pawls, three-jaw,
Its key dimension is pulling claw length, pulling claw spacing, spiro rod length, and the different sizes of Three-claw pull-horse are adapted to different-diameter and not
The bearing of coaxial fitting depth.
When in use, the top shaft end center hole that is positioned at of screw rod is adjusted into pulling claw position, makes pulling claw hook in the first disassembly
Ontology 1 and second disassembly ontology 2 lateral wall, rotation rotating handle make pulling claw drive first disassembly ontology 1 with second dismantle ontology 2 with
And conical bearing mobile dismounting axially outward.
It should be noted that in the present specification, such as first and second etc relational terms are used merely to one
Entity is distinguished with other several entities, and without necessarily requiring or implying between these entities, there are any this actual
Relationship or sequence.
Conical bearing disassembling fixture provided by the present invention is described in detail above.It is used herein specifically a
Principle and implementation of the present invention are described for example, and it is of the invention that the above embodiments are only used to help understand
Method and its core concept.It should be pointed out that for those skilled in the art, not departing from the principle of the invention
Under the premise of, it can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the claims in the present invention
Protection scope in.
Claims (8)
1. a kind of conical bearing disassembling fixture, which is characterized in that originally including the first disassembly ontology (1) and with first disassembly
Body (1) is oppositely arranged, dismantles ontology radially to clamp the second of conical bearing roller with first disassembly ontology (1)
(2), first disassembly ontology (1) and second disassembly ontology (2) include opening up along axial direction, to encase conical bearing
The disassembly slot (11) of roller and side wall, the default cone angle to cooperate with conical bearing roller for being set to disassembly slot (11)
(12), first disassembly ontology (1) is fixedly connected with second disassembly ontology (2) by connection component (3) to lock circle
Axis of cone bearing roller.
2. conical bearing disassembling fixture according to claim 1, which is characterized in that the connection component (3) includes two groups
It is symmetrically disposed on the connector of described disassembly slot (11) two sides, and connector described in two groups is each perpendicular to the first disassembly ontology
(1) joint surface for dismantling ontology (2) with described second.
3. conical bearing disassembling fixture according to claim 2, which is characterized in that the disassembly slot (11) further includes being located at
Default cone angle (12) side, the conical surface (13) to be bonded with conical bearing roller.
4. conical bearing disassembling fixture according to claim 3, which is characterized in that first disassembly ontology (1) and institute
It states the second disassembly ontology (2) and is equipped with two groups along perpendicular to first disassembly ontology (1) and second disassembly ontology (2)
Joint surface direction opens up, with the connecting hole worn for the connector.
5. conical bearing disassembling fixture according to claim 4, which is characterized in that the connector is specially bolt group
Part.
6. conical bearing disassembling fixture according to claim 5, which is characterized in that outside first disassembly ontology (1)
Side wall be equipped with two groups with it is described first dismantle ontology (1) the connecting hole be connected to, the hexagonal to install the bolt assembly
First link slot of bolt head, the lateral wall of second disassembly ontology (2) are equipped with two groups and second disassembly ontology (2)
Connecting hole connection, nut to install the bolt assembly the second link slot.
7. conical bearing disassembling fixture according to any one of claims 1 to 6, which is characterized in that further include and described
The lateral wall of one disassembly ontology (1) and the lateral wall of second disassembly ontology (2) are clamped, to drive first disassembly
Ontology (1) and second disassembly ontology (2) and conical bearing are moved axially outward to dismantle the drawing of conical bearing and dial portion
Part.
8. conical bearing disassembling fixture according to claim 7, which is characterized in that it is specially that three-jaw is drawn that component is dialled in the drawing
Horse component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525875.8A CN109277984A (en) | 2018-12-13 | 2018-12-13 | A tapered bearing disassembly tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811525875.8A CN109277984A (en) | 2018-12-13 | 2018-12-13 | A tapered bearing disassembly tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109277984A true CN109277984A (en) | 2019-01-29 |
Family
ID=65173875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811525875.8A Pending CN109277984A (en) | 2018-12-13 | 2018-12-13 | A tapered bearing disassembly tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109277984A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745377A (en) * | 2019-03-27 | 2020-10-09 | 宝山钢铁股份有限公司 | Device and method for taking out first main shaft bearing of automatic gearbox of truck |
| CN112476335A (en) * | 2020-12-09 | 2021-03-12 | 哈尔滨轴承集团公司 | Dismounting device for outer ring roller of inner-ring-free short cylindrical bearing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846860A (en) * | 2014-03-24 | 2014-06-11 | 瓮福（集团）有限责任公司 | Multi-stage pump shaft sleeve quick disassembling device |
| CN104002273A (en) * | 2014-05-21 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Simple disassembling device for shaft parts |
| CN207548655U (en) * | 2017-07-24 | 2018-06-29 | 常州好特曼石墨烯制品有限公司 | Transmission shaft tapered roller bearing internal ring extracting tool |
| CN209158265U (en) * | 2018-12-13 | 2019-07-26 | 上海索达传动机械有限公司 | A tapered bearing disassembly tool |
-
2018
- 2018-12-13 CN CN201811525875.8A patent/CN109277984A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846860A (en) * | 2014-03-24 | 2014-06-11 | 瓮福（集团）有限责任公司 | Multi-stage pump shaft sleeve quick disassembling device |
| CN104002273A (en) * | 2014-05-21 | 2014-08-27 | 国网四川省电力公司成都市新都供电分公司 | Simple disassembling device for shaft parts |
| CN207548655U (en) * | 2017-07-24 | 2018-06-29 | 常州好特曼石墨烯制品有限公司 | Transmission shaft tapered roller bearing internal ring extracting tool |
| CN209158265U (en) * | 2018-12-13 | 2019-07-26 | 上海索达传动机械有限公司 | A tapered bearing disassembly tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111745377A (en) * | 2019-03-27 | 2020-10-09 | 宝山钢铁股份有限公司 | Device and method for taking out first main shaft bearing of automatic gearbox of truck |
| CN112476335A (en) * | 2020-12-09 | 2021-03-12 | 哈尔滨轴承集团公司 | Dismounting device for outer ring roller of inner-ring-free short cylindrical bearing |
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Application publication date: 20190129 |