CN208729684U - One axle bearing mounting tool of speed changer - Google Patents
One axle bearing mounting tool of speed changer Download PDFInfo
- Publication number
- CN208729684U CN208729684U CN201821382178.7U CN201821382178U CN208729684U CN 208729684 U CN208729684 U CN 208729684U CN 201821382178 U CN201821382178 U CN 201821382178U CN 208729684 U CN208729684 U CN 208729684U
- Authority
- CN
- China
- Prior art keywords
- pull rod
- speed changer
- hollow portion
- bolt
- wall
- 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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Abstract
The utility model discloses one axle bearing mounting tools of speed changer, including outer sleeve, bolt, limit pull rod, half and inner sleeve；Outer sleeve and inner sleeve are hollow；The upper end of limit pull rod be it is hollow, lower end be equipped with fixture block；It is threadedly coupled inside the lower end insertion limit pull rod of bolt and with limit pull rod；The upper end inner wall of half is equipped with card slot, and fixture block is fastened in card slot, and the lower end inner wall of half is equipped with the chuck with the spline fitted of one axis of speed changer, and chuck is located at the lower section of spline；The lower end outer wall of half is equipped with boss, and inner sleeve is set on half outer wall and the lower end of inner sleeve is placed on boss；Outer sleeve is set on bolt, limit pull rod and inner sleeve drum outer wall, and the head of bolt is located at outside outer sleeve, and the internal diameter of outer sleeve lower end is less than the outer diameter of one axle bearing of speed changer.The utility model structure is simple, easy to operate, easy to assembly by rotation bolt；A shaft position and structure will not be destroyed.
Description
Technical field
The utility model relates to speed changer mounting technology fields, and in particular to be one axle bearing mounting tool of speed changer.
Background technique
It is for changing the revolving speed from engine and the mechanism of torque that speed changer, which is important in automobile, it is capable of fixing or divides
Shelves change output shaft and input shaft transmission ratio.Automotive transmission assembly be speed changer manufacture most critical a link it
One, can function be normally played to speed changer in automobiles and plays decisive role.
As shown in Figure 1, need for bearing to be mounted on an axle bearing position in automotive transmission assembling process, but due to
The big end of one axis is mounted in inside case of transmission, is not easy to be mounted directly, it is therefore desirable to install bearing by tooling
Onto an axle bearing position.In the prior art, it is generally set on an axis using cannulated sleeve, it then will by sleeve by external force
Bearing knocks on an axle bearing position, is had the following problems using this installation method: (1) due to an axis can by downward power, from
And send out the positional relationship of mounted other component in the position change and speed changer between an axis and case of transmission also
Raw entanglement easily leads to speed changer failure；It (2) is all to engage mounted a, axis between the gear in speed changer and gear
By biggish impact force, it will lead to gear and be easy to beat tooth, broken teeth；(3) there is the steel ball of widget in the synchronizer in speed changer
With spring etc., the power that is easy to be hit all drops out.
Chinese patent CN206824922U discloses a kind of bearing reverse drawing assembly tooling, which is by nut and lead screw
Cooperation, lead screw and semicircle are helped pull a cart cooperation, then are arranged fixed and sleeve, and side pressure is equipped with bearing briquetting under sleeve, by rotating nuts,
Input shaft is pulled, so that bearing is pressed into.The patent there is problems: firstly, since nut small volume, rotating nuts
It is inconvenient；And since worker needs hand steered an assembly tooling, another hand rotating nuts are assembled more difficult；Secondly,
Assembling process middle sleeve can rotate；Finally, the tooling can not determine the bearing on jackshaft in assembling process
Position, causes to be equipped with deviation.
It is therefore desirable to provide a kind of one axle bearing mounting tool of speed changer, to solve the above problems.
Utility model content
The shortcomings that technical problem to be solved in the utility model is, overcomes the above prior art: one axis of speed changer is provided
Bearing mounting tool.
The technical solution of the utility model is as follows:
One axle bearing mounting tool of speed changer, it includes outer sleeve, bolt, limit pull rod, half and inner sleeve；It is described
Outer sleeve and inner sleeve are hollow；The upper end of the limit pull rod be it is hollow, lower end be equipped with fixture block；It inserts the lower end of the bolt
Enter inside the limit pull rod and is threadedly coupled with limit pull rod；The upper end inner wall of the half is equipped with card slot, the fixture block card
It is located in the card slot, the lower end inner wall of the half is equipped with the chuck with the spline fitted of one axis of speed changer, and the chuck
Positioned at the lower section of the spline；The lower end outer wall of the half is equipped with boss, and the inner sleeve is set in the half outer wall
Upper and inner sleeve lower end is placed on the boss；The outer sleeve is set in outside the bolt, limit pull rod and inner sleeve
On wall, and the head of the bolt is located at outside the outer sleeve, and the internal diameter of the outer sleeve lower end is less than one axle bearing of speed changer
Outer diameter.
As optimal technical scheme, which further includes the gasket being set on the bolt, and the gasket is located at described
At the top of outer sleeve between the head of the bolt, the internal diameter of the gasket is less than the outer diameter of the bolt head, the gasket
Outer diameter be greater than the outer sleeve upper end internal diameter.Buffer function can be both played by gasket；It can avoid outer sleeve top quilt again
Bolt destroys, and replaces conveniently.
As optimal technical scheme, the limit pull rod further includes interconnecting piece and pull rod hollow portion, the pull rod hollow portion
Inside is hollow, and pull rod hollow portion inner wall is equipped with the internal screw thread cooperated with the bolt；The fixture block passes through the interconnecting piece
It is connected to the bottom end of the pull rod hollow portion；The width of the interconnecting piece is respectively less than the width of the fixture block and the pull rod hollow portion
Degree.
As optimal technical scheme, the external wall cross-section of the pull rod hollow portion is hexagonal；The fixture block is in truncated cone-shaped.
The outer wall of pull rod hollow portion, which is set as hexagon, can rotate during moving down to avoid outer sleeve.
As optimal technical scheme, the outer sleeve includes the first hollow portion and the second hollow portion；First hollow portion inner wall
Cross section is the hexagon cooperated with pull rod hollow portion, and second hollow portion is cylinder.First hollow portion is set as and draws
The hexagon of bar hollow portion cooperation, can rotate during moving down to avoid outer sleeve.
As optimal technical scheme, the diameter of second hollow portion is greater than the width of the first hollow portion.
As optimal technical scheme, the half is in semi-cylindrical, and the quantity of the half is 2,2 half
Composition is cylindrical.
As optimal technical scheme, the inner sleeve is the cylinder cooperated with the second hollow portion.
As optimal technical scheme, horizontal handle is additionally provided on the outer wall of the outer sleeve.It can be played by handle
Positioning action, by controlling the direction of handle, is directed at the bearing inner race on jackshaft outside jackshaft in axle bearing assembly
Circle, thus an axle bearing after the installation is completed, also assembly aligns together for an axle bearing and midship shaft bearing.
As optimal technical scheme, the bolt is hex bolts.
The beneficial effects of the utility model are:
(1) the utility model is by rotating bolt, to drive limit pull rod up, limit pull rod is past two half again
Pull-up, while a upward power is applied to an axis by half；And downward anti-of one, bearing is applied to by outer sleeve
Active force, thus by bearing assembly on an axis.By this pair of of active force and reaction force, so that the power that an axis is subject to is kept
Balance, so as to prevent play above an axis, and mounted other component will not be affected in speed changer, be conducive to
Keep speed changer structure stability.And the tool structure is simple, easy to operate by rotating bolt, easy to assembly.
(2) by the hexagon for being arranged to match with outer sleeve inner wall by limit pull rod outer wall, outer sleeve can be prevented
It is rotated during stress is downward, convenient for assembly.
(3) by the way that handle is arranged on outer sleeve to play positioning action, in axle bearing assembly, by controlling hand
The direction of handle makes bearing inner race on jackshaft be directed at jackshaft outer ring, thus an axle bearing after the installation is completed, an axle bearing
Also assembly aligns together with midship shaft bearing.
Detailed description of the invention
Fig. 1 is one axis of speed changer and bearing arrangement schematic diagram assembled；
Fig. 2 is the schematic perspective view of the utility model tooling；
Fig. 3 is the configuration schematic diagram of Fig. 2；
Fig. 4 is the left view structural representation of the utility model tooling；
Fig. 5 is the A-A cross-sectional view in Fig. 4；
Fig. 6 is the structural schematic diagram after the utility model tooling and one axis of speed changer, bearing assembly；
Fig. 7 is the A-A cross-sectional view in Fig. 6；
It is as shown in the figure: 1, outer sleeve；11, the first hollow portion；12, the second hollow portion；13, handle；2, bolt；3, limit is drawn
Bar；31, fixture block；32, interconnecting piece；33, pull rod hollow portion；4, half；41, card slot；42, chuck；43, boss；5, inner sleeve；6,
Gasket；7, gearbox case；8, an axis；81, spline；9, bearing.
Specific embodiment
The utility model is described in further details with specific embodiment below, but the utility model be not only limited to
Lower specific embodiment.
Embodiment one
As shown in Figure 2-5, the one axle bearing mounting tool of speed changer of the utility model includes outer sleeve 1, bolt 2, limit
Pull rod 3, half 4, inner sleeve 5, gasket 6.
The outer sleeve 1 is hollow；And including including the first hollow portion 11 and being connected to below the first hollow portion 11
The second hollow portion 12；In the present embodiment, 11 cross section of inboard wall of the first hollow portion is hexagonal, and 12 inner wall of the second hollow portion is horizontal
Section is cylinder, and the diameter of the second hollow portion 12 is greater than the width of the first hollow portion 11.
The bolt 2 includes head and screw rod, and screw rod is equipped with external screw thread.In the present embodiment, which is hexagonal spiral shell
Bolt.
The limit pull rod 3 is an integral molding structure, the upper end of limit pull rod 3 be it is hollow, lower end is equipped with fixture block 31, specifically
Limit pull rod 3 include fixture block 31, interconnecting piece 32 and pull rod hollow portion 33.It is hollow inside pull rod hollow portion 33, and in pull rod
Empty 33 inner wall of portion is equipped with the internal screw thread cooperated with bolt 2, and bolt 2 is inserted into inside pull rod hollow portion 33, and hollow with pull rod
Portion 33 is threadedly coupled；The hexagon that the external wall cross-section of pull rod hollow portion 33 cooperates for 11 inner wall of the first hollow portion, therefore pull rod
The first hollow portion 11 in 33 outer wall of hollow portion and outer sleeve 1 cooperates.Pull rod hollow portion 33 connects fixture block 31 by interconnecting piece 32,
In the present embodiment, interconnecting piece 32 and fixture block 31 are cylinder, and the outer diameter of interconnecting piece 32 is less than the outer diameter of fixture block 31, simultaneously
The outer diameter of interconnecting piece 32 is less than the width of 33 outer wall of pull rod hollow portion.
The upper end inner wall of the half 4 is equipped with card slot 41, therefore the fixture block 31 of above-mentioned limit pull rod 3 is fastened on card slot 41
It is interior, so that the lower end of limit pull rod 3 and half 4 are cooperatively connected.The lower end inner wall of half 4 is equipped with to be cooperated with the spline 81 of an axis 8
Chuck 42, therefore, the lower end of half 4 and an axis 8 cooperate, and chuck 42 is fastened on the lower section of spline 81.Outside the lower end of half 4
Boss 43 is additionally provided on wall.In the present embodiment, half 4 is semi-cylindrical, and half 4 is 2, and 2 half 4 form one
Cylindrical body.
The inner sleeve 5 is hollow, and is set on 4 outer wall of half, while the lower end of inner sleeve 5 and the boss
43 cooperations, so that inner sleeve 5 is fastened on 4 outer wall of half.
The gasket 6 is set on the bolt 2, and the internal diameter of gasket 6 is less than the outer diameter on 2 head of bolt, pad
The outer diameter of piece 6 is greater than the internal diameter of outer sleeve upper end.
Above-mentioned outer sleeve 1 is to be set on 5 outer wall of bolt 2, limit pull rod 3 and inner sleeve, and the head of bolt 2 is located at
Outside the outer sleeve 1, gasket 6 is located between 1 top of outer sleeve and the head of bolt 2, and the internal diameter of 1 lower end of outer sleeve is less than
The outer diameter of one axle bearing of speed changer.
In the present embodiment, horizontal handle 13 is additionally provided on the outer wall of the outer sleeve 1.
Embodiment two
As shown in fig. 6-7, when installing bearing 9, first bearing 9 is nested on an axis 8；Then 2 half 4 are waled one
Axis 8, and the chuck 42 in half 4 and the card of spline 81 are set, and the fixture block 31 of 3 lower end of limit pull rod is caught in 4 upper end of half
Card slot 41 in；Again by 5 sets of inner sleeve on the outer wall of half 4；Outer sleeve 1 is set in the outer of limit pull rod 3 and inner sleeve 5
On wall, the lower end contact bearing 9 of outer sleeve 1；Gasket 6 is mounted in the top of outer sleeve 1, is then inserted into spiral shell at the top of outer sleeve 1
The lower end of bolt 2, bolt 2 is inserted into inside limit pull rod 3, that is, completes the installation of the tooling.Then start to assemble, first control housing
The direction of cylinder upper handle 13 makes the bearing inner race on jackshaft be directed at jackshaft outer ring；Then it holds air gun and rotates bolt 2, spiral shell
Bolt 2 is rotated down by external force, so that limit pull rod 3 can be driven by bolt 2 toward rising, limit pull rod 3 drives an axis by half 4
8 by upward power；Since the lower end of outer sleeve 1 is located on bearing 9, thus the mistake in an axis 8 by upward power
Journey is equivalent to and is applied with a downward power to bearing 9, to complete the installation of bearing under the two opposite active forces.
By this pair of of active force and reaction force, so that the power that an axis is subject to keeps balance, so as to prevent play above an axis, and
And mounted other component will not be affected in speed changer, be conducive to keep speed changer structure stability.
It is reversed to unscrew bolt 2 after bearing is installed, bolt 2 is removed from limit pull rod 3, successively by gasket 6, outer
Sleeve 1, inner sleeve 5 are removed, and are separated half 4, are removed limit pull rod 3, the disassembly of the tooling can be completed.
The above is only the feature implementation examples of the utility model, are not limited in any way to scope of protection of the utility model.
All technical solutions formed using same exchange or equivalence replacement, are all fallen within the utility model rights protection scope.
Claims (10)
1. one axle bearing mounting tool of speed changer, it is characterised in that: it include outer sleeve (1), bolt (2), limit pull rod (3),
Half (4) and inner sleeve (5)；The outer sleeve (1) and inner sleeve (5) are hollow；The upper end of the limit pull rod (3) is
Hollow, lower end is equipped with fixture block (31)；The lower end of the bolt (2) be inserted into the limit pull rod (3) it is internal and with limit pull rod (3)
It is threadedly coupled；The upper end inner wall of the half (4) is equipped with card slot (41), and the fixture block (31) is fastened in the card slot (41),
The lower end inner wall of the half (4) is equipped with the chuck (42) with the spline fitted of one axis of speed changer, and the chuck (42) is located at
The lower section of the spline；The lower end outer wall of the half (4) is equipped with boss (43), and the inner sleeve (5) is set in described half
On piece (4) outer wall and lower end of inner sleeve (5) is placed on the boss (43)；The outer sleeve (1) is set in the bolt
(2), on limit pull rod (3) and inner sleeve (5) outer wall, and the head of the bolt (2) is located at the outer sleeve (1) outside, institute
The internal diameter for stating outer sleeve (1) lower end is less than the outer diameter of one axle bearing of speed changer.
2. one axle bearing mounting tool of speed changer according to claim 1, it is characterised in that: the tooling further includes being set in
Gasket (6) on the bolt (2), the gasket (6) be located at the top of the outer sleeve (1) with the head of the bolt (2) it
Between, the internal diameter of the gasket (6) is less than the outer diameter on the bolt (2) head, and the outer diameter of the gasket (6) is greater than the outer sleeve
The internal diameter of upper end.
3. one axle bearing mounting tool of speed changer according to claim 1, it is characterised in that: the limit pull rod (3) is also
It is hollow, and pull rod hollow portion (33) including interconnecting piece (32) and pull rod hollow portion (33), inside the pull rod hollow portion (33)
Inner wall is equipped with the internal screw thread cooperated with the bolt (2)；The fixture block (31) is connected to the drawing by the interconnecting piece (32)
The bottom end of bar hollow portion (33)；The width of the interconnecting piece (32) is respectively less than the fixture block (31) and the pull rod hollow portion (33)
Width.
4. one axle bearing mounting tool of speed changer according to claim 3, it is characterised in that: the pull rod hollow portion (33)
External wall cross-section it is hexagonal；The fixture block (31) is in truncated cone-shaped.
5. one axle bearing mounting tool of speed changer according to claim 4, it is characterised in that: the outer sleeve (1) includes
First hollow portion (11) and the second hollow portion (12)；First hollow portion (11) cross section of inboard wall is to cooperate with pull rod hollow portion (33)
Hexagon, second hollow portion (12) be cylinder.
6. one axle bearing mounting tool of speed changer according to claim 5, it is characterised in that: second hollow portion (12)
Diameter be greater than the first hollow portion (11) width.
7. one axle bearing mounting tool of speed changer according to claim 6, it is characterised in that: the half (4) is in semicircle
Cylindricality, and the quantity of the half (4) is 2,2 half (4) compositions are cylindrical.
8. one axle bearing mounting tool of speed changer according to claim 6, it is characterised in that: the inner sleeve (5) be with
The cylinder of second hollow portion (12) cooperation.
9. one axle bearing mounting tool of speed changer according to claim 1, it is characterised in that: outside the outer sleeve (1)
Horizontal handle (13) are additionally provided on wall.
10. one axle bearing mounting tool of speed changer according to claim 1, it is characterised in that: the bolt (2) is hexagonal
Bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821382178.7U CN208729684U (en) | 2018-08-24 | 2018-08-24 | One axle bearing mounting tool of speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821382178.7U CN208729684U (en) | 2018-08-24 | 2018-08-24 | One axle bearing mounting tool of speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208729684U true CN208729684U (en) | 2019-04-12 |
Family
ID=66031260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821382178.7U Expired - Fee Related CN208729684U (en) | 2018-08-24 | 2018-08-24 | One axle bearing mounting tool of speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208729684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623017A (en) * | 2020-06-30 | 2020-09-04 | 格特拉克（江西）传动系统有限公司 | Gearbox pressing and closing device |
-
2018
- 2018-08-24 CN CN201821382178.7U patent/CN208729684U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111623017A (en) * | 2020-06-30 | 2020-09-04 | 格特拉克（江西）传动系统有限公司 | Gearbox pressing and closing device |
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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: 20190412 Termination date: 20210824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |