CN208437912U - Differential bearing pressure head device - Google Patents
Differential bearing pressure head device Download PDFInfo
- Publication number
- CN208437912U CN208437912U CN201820747487.3U CN201820747487U CN208437912U CN 208437912 U CN208437912 U CN 208437912U CN 201820747487 U CN201820747487 U CN 201820747487U CN 208437912 U CN208437912 U CN 208437912U
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- China
- Prior art keywords
- ram
- pressure head
- compression bar
- inner ram
- sleeve
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Abstract
The utility model discloses a kind of differential bearing pressure head devices, it is related to field of automobile, it include outer ram and the movable inner ram being installed on the outer ram, expansion sleeve mounting shell, connector sleeve and pressure head connecting plate are sequentially arranged with above the outer ram, the expansion sleeve mounting shell is provided with the hydraulic expanding sleeve locking that upper end is fixedly connected with the connector sleeve, and the hydraulic expanding sleeve locking is connect by pipeline with hydraulic power unit；The connector sleeve is provided with the compression bar connecting across the hydraulic expanding sleeve locking, the expansion sleeve mounting shell with the inner ram, and the first spring is housed between the compression bar and the pressure head connecting plate, and the outside of the inner ram is equipped with muti-piece elastic slice.Compared with prior art, the utility model only needs differential carrier of clamping, by inner ram and outer ram secondary press-fitting, can complete two bearing press mountings in place, and time-consuming short, work efficiency is high, and labor intensity is low；The equipment for needing to put into is few, and production cost is low.
Description
Technical field
The utility model relates to field of automobile, especially a kind of differential bearing pressure head device.
Background technique
The effect of differential mechanism be when automobile turning travel or on uneven road surface when driving, make left and right wheels with different rotating speeds
It rolls, i.e. guarantee two sides driving wheel makees PURE ROLLING.Differential mechanism is by being located at two bearings at left and right sides of differential carrier
It is mounted in reducing gearbox body, the inner ring of bearing and the journal engagement of differential carrier, using the bearing pressure being mounted on press machine
Head will be on bearing press mounting to differential carrier.Presently used bearing head includes circular pressing plate, and the upper end of circular pressing plate is equipped with
Connector, lower end are equipped with positive stop lug boss.When pressing bearing, by differential carrier in axial line be vertical direction clamping in press machine
On workbench, in place, differential carrier will then be made to overturn 180 degree positioned at the bearing press mounting of differential carrier upper end by bearing head,
It refills to clip on an other press machine and is pressed another bearing.This bearing head has the disadvantage that in process of production
Differential carrier, which needs clamping twice, could complete two bearings of press fitting, and time-consuming, and working efficiency is low, and labor intensity is high；It needs to throw
The equipment entered is more, high production cost.
Utility model content
The problem to be solved by the utility model is to provide a kind of differential bearing pressure head devices, it can solve existing axis
Pressure bearing head can only be by a bearing press mounting in place, and differential carrier, which needs clamping twice, could complete two bearings of press fitting, work effect
The problem of rate is low, high production cost.
To solve the above-mentioned problems, the technical solution adopted in the utility model is: this differential bearing pressure head device, packet
Outer ram and the movable inner ram being installed on the outer ram are included, expansion sleeve installation is sequentially arranged with above the outer ram
Shell, connector sleeve and pressure head connecting plate, the expansion sleeve mounting shell are provided with the Hydraulic Expansion that upper end is fixedly connected with the connector sleeve
Fixed, the hydraulic expanding sleeve locking is connect by pipeline with hydraulic power unit；The connector sleeve be provided with across the hydraulic expanding sleeve locking,
The compression bar that the expansion sleeve mounting shell is connect with the inner ram is equipped with first between the compression bar and the pressure head connecting plate
The outside of spring, the inner ram is equipped with muti-piece elastic slice.
In above-mentioned differential bearing pressure head device technique scheme, more specific technical solution be may also is that in the external pressure
The outside of head is equipped with the bracket extended downwardly, opens on the bracket equipped with the detection for being set with bearing on the detection inner ram
It closes.
Further, the connector sleeve is equipped with compression bar limit hole, is pressed in the compression bar limit hole and is placed on the compression bar
The oil-free bushing in outside.
Further, the elastic slice is installed on the outside of the inner ram by pin and second spring.
By adopting the above-described technical solution, the utility model has the following beneficial effects: compared with prior art
1, the utility model has outer ram and activity is installed on inner ram on outer ram, when pressing bearing, by differential mechanism
Shell is that vertical direction is placed on the workbench of press machine in axial line, places a bearing in the lower section of differential carrier, passes through
Hydraulic power unit pressurizes to hydraulic expanding sleeve locking, so that hydraulic expanding sleeve locking expansion is clamped compression bar and extends downwardly inner ram under outer ram
End, passes through multiple elastic slice clampings for another bearing holder (housing, cover) on inner ram.Start press machine, press fitting is to pass through inner ram for the first time
Differential carrier is pressed downward, makes the bearing press mounting being located at below differential carrier in place.Then differential bearing pressure head device is with pressure
Power machine is separated with differential carrier upwards, makes hydraulic expanding sleeve locking release by hydraulic power unit, unclamps compression bar, second of press fitting is by outer
Pressure head will cover the bearing press mounting on inner ram on differential carrier, at the same under the action of the first spring inner ram retract to it is outer
Inside pressure head.The utility model only needs differential carrier of clamping that can complete two by inner ram and outer ram secondary press-fitting
In place, time-consuming short, work efficiency is high, and labor intensity is low for a bearing press mounting；The equipment for needing to put into is few, and production cost is low.
2, the bracket extended downwardly is housed in the outside of outer ram, is equipped on bracket on detection inner ram and is set with bearing
Detection switch；Second of press fitting leakage last item is prevented to hold.Connector sleeve is equipped with compression bar limit hole, is pressed in compression bar limit hole and is placed on pressure
Oil-free bushing on the outside of bar reduces the friction between compression bar and connector sleeve, prolongs the service life.
3, elastic slice is installed on the outside of inner ram by pin and second spring, is convenient for clamping bearing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is cross-sectional view at A-A of Fig. 1.
Fig. 4 is the schematic diagram that the utility model embodiment is pressed first bearing.
Fig. 5 is the schematic diagram that the utility model embodiment is pressed second bearing.
Specific embodiment
The utility model is described in further detail for embodiment with reference to the accompanying drawing:
A kind of differential bearing pressure head device as shown in Figure 1, Figure 2, Figure 3 shows includes that outer ram 2 and activity are installed on outside
Inner ram 1 on pressure head 2, the lower end of inner ram 1 have the positioning table extended downwardly.Swelling is sequentially arranged with above outer ram 2
Cover mounting shell 5, connector sleeve 7 and pressure head connecting plate 8, the surrounding of expansion sleeve mounting shell 5 offers square hole, in expansion sleeve mounting shell 5
Pass through the hydraulic expanding sleeve locking 6 that screw is fixedly connected with connector sleeve 7 equipped with upper end, hydraulic expanding sleeve locking 6 passes through hydraulic joint 13 and pipe
Road is connect with hydraulic power unit.Connector sleeve 7 is provided with the pressure connecting across hydraulic expanding sleeve locking 6, expansion sleeve mounting shell 5 with inner ram 1
Bar 12, inner ram 1 are fixed by screws in the lower end of compression bar 12, and the first spring is housed between compression bar 12 and pressure head connecting plate 8
10, compression bar 12 and pressure head connecting plate 8 offer spring retainer hole respectively.The lower end of connector sleeve 7 has the boss extended downwardly, convex
Platform is equipped with compression bar limit hole, and the oil-free bushing 11 for being placed on 12 outside of compression bar is pressed in compression bar limit hole.The outside of inner ram 1
Three pieces of elastic slices 9 are circumferentially housed, elastic slice 9 is installed on the outside of inner ram 1 by pin and second spring.In the outer of outer ram 2
Side is equipped with the bracket 4 extended downwardly, and bracket 4 has two pieces of risers being oppositely arranged, and the lower end of riser is equipped on detection inner ram
It is set with the detection switch 3 of bearing, detection switch 3 uses correlation optoelectronic switch.
When pressing bearing, differential carrier 15 is placed on the workbench of press machine in axial line for vertical direction, in difference
A bearing 14 is placed in the lower section of fast device shell 15, is pressurizeed by hydraulic power unit to hydraulic expanding sleeve locking 6, expands hydraulic expanding sleeve locking 6
It clamps compression bar 12 and inner ram 1 is made to extend downwardly the lower end of outer ram 2, pass through three on inner ram 1 for 14 sets of another bearing
A 9 clamping of elastic slice.Detection switch 3, which detects, is set with bearing 14 on inner ram 1, start press machine, press fitting is to pass through for the first time
Differential carrier 15 is pressed downward by inner ram 1, so that the bearing 14 for being located at 15 lower section of differential carrier is press-fit into place, as shown in Figure 4.Then
Differential bearing pressure head device is separated with differential carrier 15 upwards with press machine, makes 6 release of hydraulic expanding sleeve locking by hydraulic power unit,
Unclamp compression bar 12, second press fitting is will to be covered by outer ram 2 in the press fitting of bearing 14 on inner ram 1 on differential carrier 15, together
When under the action of the first spring 10 inner ram 1 retract to inside outer ram 2, as shown in Figure 5.The utility model only needs clamping one
Secondary differential carrier 15 can be completed two bearings 14 and be press-fit into place by 2 secondary press-fitting of inner ram 1 and outer ram, time-consuming short,
Work efficiency is high, and labor intensity is low；The equipment for needing to put into is few, and production cost is low.
Claims (5)
1. a kind of differential bearing pressure head device, it is characterised in that: include that outer ram (2) and activity are installed on the outer ram
(2) inner ram (1) on is sequentially arranged with expansion sleeve mounting shell (5), connector sleeve (7) and pressure head above the outer ram (2) and connects
Fishplate bar (8), the expansion sleeve mounting shell (5) are provided with the hydraulic expanding sleeve locking (6) that upper end is fixedly connected with the connector sleeve (7),
The hydraulic expanding sleeve locking (6) is connect by pipeline with hydraulic power unit；The connector sleeve (7) is provided with across the hydraulic expanding sleeve locking
(6), the compression bar (12) that the expansion sleeve mounting shell (5) connect with the inner ram (1), in the compression bar (12) and the pressure head
The first spring (10) are housed between connecting plate (8), the outside of the inner ram (1) is equipped with muti-piece elastic slice (9).
2. differential bearing pressure head device according to claim 1, it is characterised in that: filled in the outside of the outer ram (2)
There is the bracket (4) extended downwardly, the detection switch for detecting and being set with bearing on the inner ram (1) is housed on the bracket (4)
(3).
3. differential bearing pressure head device according to claim 1 or claim 2, it is characterised in that: the connector sleeve (7) is equipped with compression bar
Limit hole is pressed with the oil-free bushing (11) being placed on the outside of the compression bar (12) in the compression bar limit hole.
4. differential bearing pressure head device according to claim 1 or claim 2, it is characterised in that: the elastic slice (9) by pin and
Second spring is installed on the outside of the inner ram (1).
5. differential bearing pressure head device according to claim 3, it is characterised in that: the elastic slice (9) passes through pin and the
Two springs are installed on the outside of the inner ram (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820747487.3U CN208437912U (en) | 2018-05-19 | 2018-05-19 | Differential bearing pressure head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820747487.3U CN208437912U (en) | 2018-05-19 | 2018-05-19 | Differential bearing pressure head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208437912U true CN208437912U (en) | 2019-01-29 |
Family
ID=65091155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820747487.3U Active CN208437912U (en) | 2018-05-19 | 2018-05-19 | Differential bearing pressure head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208437912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526854A (en) * | 2018-05-19 | 2018-09-14 | 柳州上汽汽车变速器有限公司 | Differential bearing pressure head device |
-
2018
- 2018-05-19 CN CN201820747487.3U patent/CN208437912U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526854A (en) * | 2018-05-19 | 2018-09-14 | 柳州上汽汽车变速器有限公司 | Differential bearing pressure head device |
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