CN204160430U - Shaft sleeve withdrawal tool - Google Patents
Shaft sleeve withdrawal tool Download PDFInfo
- Publication number
- CN204160430U CN204160430U CN201420610154.8U CN201420610154U CN204160430U CN 204160430 U CN204160430 U CN 204160430U CN 201420610154 U CN201420610154 U CN 201420610154U CN 204160430 U CN204160430 U CN 204160430U
- Authority
- CN
- China
- Prior art keywords
- baffle plate
- block
- mobile jib
- axle sleeve
- shaft sleeve
- 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
Links
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000006378 damage Effects 0.000 abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
The utility model discloses a kind of shaft sleeve withdrawal tool, comprises mobile jib, block, baffle plate, movable block; Described mobile jib one end is provided with block, and its other end is provided with dismountable baffle plate, and described baffle plate outside dimension is greater than sleeve diameter and is less than the aperture of axle sleeve installing hole; Described movable block activity is placed on described mobile jib, and is placed between block and baffle plate.Shaft sleeve withdrawal tool of the present utility model, utilizes baffle plate to be clamped by axle sleeve, is taken out by axle sleeve by the shock of movable block and block, simple and quick in use, can avoid again the damage to pedestal.
Description
Technical field
The utility model relates to flight-line maintenance field, particularly a kind of shaft sleeve withdrawal tool.
Background technology
In mechanical moving element, the wearing and tearing of part are caused because of long-term friction, must renewal part when the gap in axle and hole may wear to a certain degree time, therefore when design, designer selects that hardness is lower, the good material of wearability is axle sleeve (or lining), can reduce the wearing and tearing of axle and seat like this.
General axle sleeve is made cylindrical shape and is nested in axle outside, does mass motion relative to axle, and subjects the load of axle, and owing to installing and using easier, the place of some low speed top load can substitute traditional bearing.
But axle sleeve is after longtime running, journal surface is subject to the extruding force of expansion set and the effect of composite machine power, and will cause its permanent distortion, diameter reduction 0.1mm ~ 0.3mm, occurs fit clearance between axle sleeve and main shaft, causes the wearing and tearing of axle sleeve.Axle sleeve wearing and tearing easily cause equipment fault to run; cause production efficiency low, accelerate relevant device aging, affect a series of harm such as product quality; equipment can be caused time serious by the shutdown of forced-stopping machine or whole production line; cause the loss of production time; incur loss through delay delivery date, even cause serious industrial accident.
Usual axle sleeve needs to carry out dismounting and change upon wear.The main method of current dismounting wearing and tearing axle sleeve is manually slowly pounded out along the periphery of axle sleeve thin-walled with hammer and screwdriver.Because half bush wall thickness is thinner, comparatively difficult and time-consuming during artificial unloading, and can scuffing be caused to pedestal axis hole or damage unavoidably in the process of pounding out, affect the precision after again installing, have higher technical requirement for maintenance personal.In addition, the dismounting space of axle sleeve is sometimes less, is also difficult to use common dismantling device at such narrow space.
Utility model content
The purpose of this utility model is, provides a kind of shaft sleeve withdrawal tool, to dismantle axle sleeve fast, simply, stops the damage to pedestal axis hole.
For solving the problems of the technologies described above, the utility model provides a kind of shaft sleeve withdrawal tool, comprising:
Mobile jib, block, baffle plate, movable block;
Described mobile jib one end is provided with block, and its other end is provided with dismountable baffle plate, and described baffle plate outside dimension is greater than sleeve diameter and is less than the aperture of axle sleeve installing hole; Described movable block activity is placed on described mobile jib, and is placed between block and baffle plate.
Optionally, for described shaft sleeve withdrawal tool, described baffle plate is ladder shaft-like, and its thin axle journal passes in axle sleeve hole, and its shaft shoulder end blocks axle sleeve.
Optionally, for described shaft sleeve withdrawal tool, described baffle center is also provided with a screwed hole, and the described mobile jib other end is connected with the screwed hole of baffle plate by external screw thread.
Optionally, for described shaft sleeve withdrawal tool, one end that described mobile jib is provided with block also arranges one handle.
Optionally, for described shaft sleeve withdrawal tool, between described block and movable block, be movably set with buffer stopper.
Optionally, for described shaft sleeve withdrawal tool, described baffle plate comprises the first baffle plate and second baffle, is clamped in described axle sleeve both sides, described first baffle plate comparatively second baffle away from described block.
The shaft sleeve withdrawal tool that the utility model provides, comprises mobile jib, block, baffle plate, movable block; Described mobile jib one end is provided with block, and its other end is provided with dismountable baffle plate, and described baffle plate outside dimension is greater than sleeve diameter and is less than the aperture of axle sleeve installing hole; Described movable block activity is placed on described mobile jib, and is placed between block and baffle plate.When carrying out the dismounting to axle sleeve, blocking axle sleeve by baffle plate, then utilizing movable block to impact block, thus axle sleeve is taken out.Utilize shaft sleeve withdrawal tool of the present utility model, compared with prior art, effectively avoid the impact on pedestal, take out axle sleeve also simple and quick simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment bottom bracket axle extracting tool;
Fig. 2 is the sectional view along A-A line in the utility model embodiment bottom bracket axle extracting tool.
Detailed description of the invention
Below in conjunction with schematic diagram, shaft sleeve withdrawal tool of the present utility model is described in more detail, which show preferred embodiment of the present utility model, should be appreciated that those skilled in the art can revise the utility model described here, and still realize advantageous effects of the present utility model.Therefore, following description is appreciated that extensively knowing for those skilled in the art, and not as to restriction of the present utility model.
In the following passage, more specifically the utility model is described by way of example with reference to accompanying drawing.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, aid illustration the utility model embodiment lucidly.
Below enumerate the preferred embodiment of described shaft sleeve withdrawal tool, to clearly demonstrate content of the present utility model, will be clear that, content of the present utility model is not restricted to following examples, and other improvement by the routine techniques means of those of ordinary skill in the art are also within thought range of the present utility model.
Please refer to Fig. 1, described shaft sleeve withdrawal tool comprise fill mobile jib 6, the two ends of described mobile jib 6 are detachably provided with block 7 and baffle plate 10 respectively, described baffle plate 10 outside dimension is greater than axle sleeve 2 internal diameter and is less than the aperture of axle sleeve 2 installing hole (not shown); One movable block 4 activity is placed on described mobile jib 6, and is placed between block 7 and baffle plate 10.
In order to realize the detachable installation of baffle plate 10 and mobile jib 6, described baffle plate 10 center is provided with screwed hole, has external screw thread in the respective end of mobile jib 6, thus screws up realization connection by screw thread.Preferably, described baffle plate 10 is ladder shaft-like, and its thin axle journal passes in axle sleeve hole, and its shaft shoulder end blocks axle sleeve.Certainly, described baffle plate 10 also can be only a flat board, now can make the aperture being dimensioned slightly smaller than axle sleeve hole of mobile jib 6, by the movement of the anti-baffle plate 10 of mobile jib 6.
In preferred embodiment of the present utility model, described baffle plate 10 comprises the first baffle plate 1 and second baffle 3, described first plate washer 1 compared with the second plate washer 3 away from described block 7.Axle sleeve 2 clamps by described first plate washer 1 and the second plate washer 3, and clashed into block 7 along mobile jib 6 by movable block 4, axle sleeve 2 is pullled out by the impact of generation.
Consider that axle sleeve is generally tubular, therefore, the first plate washer 1 and the second plate washer 3 are ladder shaft-like.Have circle-shaped sidewall, the cross section namely along vertical trunk 6 is circular.Incorporated by reference to Fig. 2, the first baffle plate 1 and second baffle 3 have the stepped cross-section along mobile jib direction.The thin axle journal (stepped lower) of described first plate washer 1 and the second plate washer 3 is towards setting, and be placed in axle sleeve inside, and the shaft shoulder end (stepped higher position) of described first plate washer 1 and the second plate washer 3 is arranged dorsad, thus axle sleeve is blocked.Hindering to prevent from producing when taking out axle sleeve 2, making described first plate washer 1 be less than or equal to the aperture of axle sleeve installing hole (not shown) along the maximum gauge (outside dimension) in vertical trunk 6 direction.For the ease of the motion of movable block 4, mobile jib 6 is also preferably column.
When utilizing the utility model to carry out dismounting axle sleeve 2, first the second plate washer 3 is fixed with mobile jib 6, it is such as screwed tight, then mobile jib 6 is inserted in axle sleeve 2, second plate washer 3 is engaged with axle sleeve 2, then the first plate washer 1 is fixed with mobile jib 6, such as, pass through screwed tight, and the first plate washer 1 is engaged with axle sleeve 2, realize the clamping to axle sleeve 2.Utilize movable block 4 and the shock of block 7 afterwards, realize the taking-up of axle sleeve 2.
A buffer stopper 5 is movably set with between described block 7 and movable block 4.Described buffer stopper 5 can protect movable block 4 injury-free when clashing into, and buffer stopper 5 can be changed according to loss, reduces use cost.
The material of buffer stopper can be elastomeric material, such as NR (natural rubber), SBR (butadiene-styrene rubber), NBR (butyronitrile rubber), CR (neoprene), EPDM (ethylene propylene diene rubber) etc., select according to different operating modes, the thickness of material and the quantity of buffer stopper also can be selected according to different load.
In order to control the displacement of movable block 4, block 7 also can be utilize with mobile jib 6 to be threaded, and such as block 7 can be nut.
As in Fig. 1, described shaft sleeve withdrawal tool also comprises handle 8, thus both easily grips, and handle can be utilized again to realize the location of block 7.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (6)
1. a shaft sleeve withdrawal tool, is characterized in that, comprising:
Mobile jib, block, baffle plate, movable block;
Described mobile jib one end is provided with block, and its other end is provided with dismountable baffle plate, and described baffle plate outside dimension is greater than sleeve diameter and is less than the aperture of axle sleeve installing hole; Described movable block activity is placed on described mobile jib, and is placed between block and baffle plate.
2. shaft sleeve withdrawal tool as claimed in claim 1, it is characterized in that, described baffle plate is ladder shaft-like, and its thin axle journal passes in axle sleeve hole, and its shaft shoulder end blocks axle sleeve.
3. shaft sleeve withdrawal tool as claimed in claim 2, it is characterized in that, described baffle center is also provided with a screwed hole, and the described mobile jib other end is connected with the screwed hole of baffle plate by external screw thread.
4. shaft sleeve withdrawal tool as claimed in claim 3, it is characterized in that, one end that described mobile jib is provided with block also arranges one handle.
5. shaft sleeve withdrawal tool as claimed in claim 4, is characterized in that, be movably set with buffer stopper between described block and movable block.
6., as the shaft sleeve withdrawal tool as described in arbitrary in claim 1-5, it is characterized in that, described baffle plate comprises the first baffle plate and second baffle, is clamped in described axle sleeve both sides, described first baffle plate comparatively second baffle away from described block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610154.8U CN204160430U (en) | 2014-10-21 | 2014-10-21 | Shaft sleeve withdrawal tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610154.8U CN204160430U (en) | 2014-10-21 | 2014-10-21 | Shaft sleeve withdrawal tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204160430U true CN204160430U (en) | 2015-02-18 |
Family
ID=52534156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420610154.8U Expired - Fee Related CN204160430U (en) | 2014-10-21 | 2014-10-21 | Shaft sleeve withdrawal tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204160430U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475961A (en) * | 2016-11-10 | 2017-03-08 | 天津南玻节能玻璃有限公司 | The quick-release arrangement of lobe pump bearing holder (housing, cover) |
| CN108858039A (en) * | 2018-08-21 | 2018-11-23 | 莱芜钢铁集团有限公司 | A kind of provision for disengagement and method of thin-wall sleeve |
| TWI728845B (en) * | 2020-06-18 | 2021-05-21 | 立晏企業有限公司 | Bushing removal tool |
-
2014
- 2014-10-21 CN CN201420610154.8U patent/CN204160430U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106475961A (en) * | 2016-11-10 | 2017-03-08 | 天津南玻节能玻璃有限公司 | The quick-release arrangement of lobe pump bearing holder (housing, cover) |
| CN108858039A (en) * | 2018-08-21 | 2018-11-23 | 莱芜钢铁集团有限公司 | A kind of provision for disengagement and method of thin-wall sleeve |
| TWI728845B (en) * | 2020-06-18 | 2021-05-21 | 立晏企業有限公司 | Bushing removal tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201102 Shanghai city Jiading District Anting Road No. 123 Patentee after: SAIC VOLKSWAGEN AUTOMOTIVE Co.,Ltd. Address before: 201102 Shanghai city Jiading District Anting Road No. 123 Patentee before: SHANGHAI VOLKSWAGEN AUTOMOTIVE Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 |