CN209425343U - The hand gear of drive end bearing bracket oil sealing installation - Google Patents
The hand gear of drive end bearing bracket oil sealing installation Download PDFInfo
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- CN209425343U CN209425343U CN201822116463.0U CN201822116463U CN209425343U CN 209425343 U CN209425343 U CN 209425343U CN 201822116463 U CN201822116463 U CN 201822116463U CN 209425343 U CN209425343 U CN 209425343U
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- oil sealing
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- end bearing
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Abstract
The utility model provides a kind of hand gear of drive end bearing bracket oil sealing installation, it is characterised in that including support plate, support shaft, pressure head；Support shaft is perpendicularly fixed in support plate, and drive end bearing bracket is socketed on the outside of support shaft and is placed in support plate, and oil sealing is socketed on the outside of support shaft and is placed on drive end bearing bracket；Pressure head is socketed on the outside of support shaft and is placed on oil sealing；Press fitting sleeve is socketed on the outside of support shaft and is placed on pressure head；It is coaxially arranged to be pressed sleeve, pressure head, oil sealing, drive end bearing bracket；Wherein the bottom of oil sealing is set in the oil sealing hole of drive end bearing bracket.The purpose of this utility model provides a kind of hand gear of drive end bearing bracket oil sealing installation aiming at the defect of the prior art, guarantees that oil sealing fitting depth, bounce meet the requirements, fully ensures that product quality.
Description
Technical field
The present invention relates to electric car fields, specifically refer to a kind of hand gear of drive end bearing bracket oil sealing installation.
Background technique
The installation of oil sealing all uses automatic press mounting at present, causes oil seal pressing of poor quality due to design defect etc., makes
At axis quick abrasion, cause the consequence of oil leak.Especially in new-energy automobile, due to using motor driven, driving motor is direct-connected to be subtracted
Fast case causes gear box oil that can drain in driving motor, damages driving motor, sternly if oil sealing installation is undesirable
Weight then may cause the significant problems such as fire.New-energy automobile oil sealing installation containing generator equally faces this problem.In view of
This, needs to redesign manual installation tool, while guaranteeing working hour, very guarantees oil sealing installation quality.
Summary of the invention
The purpose of the present invention is to the defects of the prior art, provide a kind of hand gear of drive end bearing bracket oil sealing installation,
Guarantee that oil sealing fitting depth, bounce meet the requirements, fully ensures that product quality.
The present invention provides a kind of drive end bearing bracket oil sealing installation hand gear, it is characterised in that including support plate, support shaft,
Pressure head；Support shaft is perpendicularly fixed in support plate, and drive end bearing bracket is socketed on the outside of support shaft and is placed in support plate, oil sealing socket
On the outside of support shaft and it is placed on drive end bearing bracket；Pressure head is socketed on the outside of support shaft and is placed on oil sealing；It is pressed sleeve socket
On the outside of support shaft and it is placed on pressure head；It is coaxially arranged to be pressed sleeve, pressure head, oil sealing, drive end bearing bracket；Wherein the bottom of oil sealing is set
It is placed in the oil sealing hole of drive end bearing bracket；Pressure head and support shaft clearance fit, are pressed sleeve lining and support shaft outer surface uses screw thread
Cooperation, downward power is generated by screw thread rotation, is installed in place by pressure head rotation forces oil sealing.
It further include spacer pin in above-mentioned technical proposal；Spacer pin vertical protrusion is set to the lower surface of drive end bearing bracket, support plate
Upper surface be provided with the through-hole matched with spacer pin, the spacer pin, which is located in the through-hole, realizes drive end bearing bracket in support plate
On limit.
In above-mentioned technical proposal, support shaft includes the primary axis of coaxial stationary distribution, second level axis and three-level axis from the bottom to top；
The diameter of primary axis, second level axis and three-level axis reduces step by step.
In above-mentioned technical proposal, it is pressed sleeve bottom centre along axis and is provided with three-level stepped hole, support shaft is located at three-level
In stepped hole；Wherein three-level hole, second hole and the level-one hole of three-level stepped hole from top to bottom, aperture be successively less than three-level axis,
It is less than second level axis greater than three-level axis and is greater than second level axis.
In above-mentioned technical proposal, the support shaft is divided into three-level: level-one shaft diameter and drive end bearing bracket bearing hole clearance fit, most
Wide arc gap is about 0.06mm；Primary axis height is less than the depth of drive end bearing bracket bearing, and primary axis is fixed by bolts in support plate；
Second level shaft diameter and pressure head clearance fit, maximal clearance are about 0.05mm, and shaft diameter need to be less than oil sealing sealing lip 1.5~
2mm or so is highly greater than oil sealing and pressure head total height about 3~5mm；Three-level shaft diameter is less than the second level 2~4mm of shaft diameter,
Three-level axis surface is external screw thread, and three-level axis height needs and press fitting sleeve is cooperated.Support shaft bottom surface is coaxially arranged with limit
Block, the limited block are arranged in the corresponding groove of support plate upper surface.
In above-mentioned technical proposal, the diameter of pressure head top surface is identical as the press fitting diameter of sleeve, the diameter and oil of pressure head bottom surface
The diameter of envelope is identical.
In above-mentioned technical proposal, the diameter of primary axis and the bearing hole of drive end bearing bracket bottom are gap-matched, primary axis
Axis height is in bearing hole depth.
The mounting hole for being fixed on external workbench is provided in above-mentioned technical proposal, in support plate.
In above-mentioned technical proposal, it is bonded completely between the bottom surface and oil sealing top surface of pressure head.
The utility model redesigns oil seal installation device, which includes support plate, axis, pressure head, press fitting sleeve, limit
Five part of pin composition.Axis is fixed on the supporting plate, major diameter and driving motor/front end of shield axis by seam allowance with 4 bolts
Bearing bore cooperation, does positioning datum, then oil sealing is put into drive end bearing bracket sealing collar aperture by axis path, by the cooperation of pressure head and axis,
Keep pressure head and drive end bearing bracket oil sealing hole coaxial, then make oil sealing to drive end bearing bracket oil sealing by being pressed the dynamic head of pushing that sleeve is rotated down
In hole.
The oil sealing installed by the present apparatus, can be effectively controlled the height and bounce of oil sealing, fully ensures that the installation matter of oil sealing
Amount.In addition it can increase the outer ring of different-diameter in the outer ring of axis, pressure head can change according to oil sealing actual size, just adapt to various
The installation of driving motor/oil seal of generator
Detailed description of the invention
Fig. 1 is for the invention patent structural schematic diagram；
Fig. 2 is the connection schematic diagram of support plate and drive end bearing bracket；
Fig. 3 is support shaft top view；
Fig. 4 is support shaft vertically to sectional view；
Fig. 5 is press fitting sleeve vertically to sectional view；
Fig. 6 is the top view for being pressed sleeve；
Wherein, 1- press fitting sleeve, 2- pressure head, 3- oil sealing, 4- drive end bearing bracket, 5- support plate, 6- support shaft, 61- primary axis,
62- second level axis, 63- three-level axis, 64- limited block；7- spacer pin, 8- mounting hole.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments, convenient for this hair is well understood
It is bright, but they limiting the invention.
As shown in Figure 1, the present invention provides a kind of hand gears of drive end bearing bracket oil sealing installation, it is characterised in that including support
Plate 5, support shaft 6, pressure head 2；Support shaft 6 is perpendicularly fixed in support plate 5, and drive end bearing bracket 4 is socketed on 6 outside of support shaft and is placed in
In support plate 5, oil sealing 3 is socketed on 6 outside of support shaft and is placed on drive end bearing bracket 4；Pressure head 2 is socketed on 6 outside of support shaft and puts
It is placed on oil sealing 3；Press fitting sleeve 1 is socketed on 6 outside of support shaft and is placed on pressure head 2；Be pressed sleeve 1, pressure head 2, oil sealing 3,
Drive end bearing bracket 4 is coaxially arranged；Wherein the bottom of oil sealing 3 is set in the oil sealing hole of drive end bearing bracket 4；Pressure head 2 and 6 gap of support shaft are matched
It closes, maximal clearance 0.05mm, minimum clearance 0.03mm；Press fitting 1 inner wall of sleeve and 6 outer surface of support shaft are matched using screw thread
It closes, downward power is generated by screw thread rotation, is installed in the oil sealing hole of drive end bearing bracket 4 by 2 rotation forces oil sealing 3 of pressure head
Position.
It further include spacer pin 7 in above-mentioned technical proposal；7 vertical protrusion of spacer pin is set to the lower surface of drive end bearing bracket 4, branch
The upper surface of fagging 5 is provided with the through-hole matched with spacer pin 7, and the spacer pin 7, which is located in the through-hole, realizes drive end bearing bracket 4
Limit in support plate 5, guarantees the accurate positioning of drive end bearing bracket 4, and prevents oil sealing 3 during press fitting since frictional force is led
Drive end bearing bracket 4 is caused to rotate.
In above-mentioned technical proposal, support shaft 6 includes the primary axis 61, second level axis 62 and three of coaxial stationary distribution from the bottom to top
Grade axis 63；The diameter of primary axis 61, second level axis 62 and three-level axis 63 reduces step by step.
In above-mentioned technical proposal, press fitting 1 bottom centre of sleeve is provided with three-level stepped hole along axis, and support shaft 6 is located at three
In grade stepped hole；Wherein three-level hole 13, second hole 12 and the level-one hole 11 of three-level stepped hole from top to bottom, aperture is successively less than
Three-level axis 63 is greater than three-level axis 63 less than second level axis 62 and is greater than second level axis 62.
In above-mentioned technical proposal, the support shaft 6 is divided for three-level: 61 diameter of primary axis and 4 bearing interporal lacuna of drive end bearing bracket are matched
It closes, maximal clearance is about 0.06mm；61 height of primary axis is less than the depth of 4 bearing of drive end bearing bracket, and primary axis 61 is bolted
In in support plate 5；2 clearance fit of 62 diameter of second level axis and pressure head, maximal clearance is about 0.05mm, and shaft diameter need to be less than oil sealing
3 1.5~2mm of seal lip or so are highly greater than oil sealing 3 and 2 total height of pressure head about 3~5mm；63 diameter of three-level axis is less than
62 2~4mm of diameter of second level axis, 63 surface of three-level axis are external screw thread, and three-level axis 63 highly needs and be pressed sleeve 1 to be cooperated.
6 bottom surface of support shaft is coaxially arranged with limited block 64, and the limited block 64 is arranged in the corresponding groove in 5 upper surface of support plate, real
Effective position when existing support shaft 6 is installed.The outer wall of primary axis 61 and second level axis 62 is smooth structure, is convenient for pressure head 2 and oil
The slide downward of envelope 3.
In above-mentioned technical proposal, the diameter of 2 top surface of pressure head is identical as the press fitting diameter of sleeve 1, the diameter of 2 bottom surface of pressure head with
The diameter of oil sealing 3 is identical.
In above-mentioned technical proposal, the bearing hole of 4 bottom of diameter and drive end bearing bracket of primary axis 61 is gap-matched, primary axis
61 axis height is in bearing hole depth.
In above-mentioned technical proposal, the mounting hole 8 for being fixed on external workbench is provided in support plate 5.
In above-mentioned technical proposal, it is bonded completely between 3 top surface of bottom surface and oil sealing of pressure head 2.
Installation process of the invention and use process is as follows:
1, support plate 5 has been fixed on uncertain workbench first
2, support shaft 6 is fixed in support plate 5 by bolt, installation accuracy is leaned between 5 hole of 6 seam allowance of support shaft and support plate
Gap cooperation guarantees；
3, drive end bearing bracket 4 is passed through into support shaft 6, and is directed at spacer pin 7 and is placed in support plate 5
4, oil sealing 3 is passed through support shaft 6 to be placed in the oil sealing hole of drive end bearing bracket 4, is allowed in the raw；
5, pressure head 2 is passed through into support shaft 6, pressure head 2 is placed by gap, be bonded its end face and oil sealing 3；
6, press fitting sleeve 1 is placed, in use, rotation press fitting sleeve 1, is pressed sleeve 1 and support shaft 6 is to pass through threaded engagement
Downward power is generated, pressure head 2 is pushed, oil sealing 3 is driven to be submerged in the oil sealing hole of drive end bearing bracket 4 completely.
7, reinforcing is kept for 15~30 seconds, and oil sealing 3 is made to be in state of pressure keeping.
8, it after the completion of oil sealing 3, reversely rotates press fitting sleeve 1 and removes, remove pressure head 2, drive end bearing bracket 4 is taken out, entire mistake
Journey is completed
The content that this specification is not described in detail belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of hand gear of drive end bearing bracket oil sealing installation, it is characterised in that including support plate, support shaft, pressure head；Support shaft is hung down
It is directly fixed in support plate, drive end bearing bracket is socketed on the outside of support shaft and is placed in support plate, and oil sealing is socketed on the outside of support shaft
And it is placed on drive end bearing bracket；Pressure head is socketed on the outside of support shaft and is placed on oil sealing；Press fitting sleeve is socketed on the outside of support shaft
And it is placed on pressure head；It is coaxially arranged to be pressed sleeve, pressure head, oil sealing, drive end bearing bracket；Wherein the bottom of oil sealing is set to drive end bearing bracket
In oil sealing hole；Pressure head and support shaft clearance fit are pressed sleeve lining and support shaft outer surface using being threadedly engaged, pass through screw thread
Rotation generates downward power, is installed in place by pressure head rotation forces oil sealing.
2. the hand gear of drive end bearing bracket oil sealing installation according to claim 1, it is characterised in that further include spacer pin；Spacer pin
Vertical protrusion is set to the lower surface of drive end bearing bracket, and the upper surface of support plate is provided with the through-hole matched with spacer pin, the limit
Position pins position is in the limit of realization drive end bearing bracket on the supporting plate in the through-hole.
3. the hand gear of drive end bearing bracket oil sealing according to claim 2 installation, it is characterised in that support shaft include by down toward
Primary axis, second level axis and the three-level axis of upper coaxial stationary distribution；The diameter of primary axis, second level axis and three-level axis reduces step by step.
4. the hand gear of drive end bearing bracket oil sealing installation according to claim 3, it is characterised in that press fitting sleeve bottom centre
Axis is provided with three-level stepped hole, support shaft is located in three-level stepped hole；Wherein three-level stepped hole three-level hole from top to bottom,
Second hole and level-one hole, aperture are successively less than three-level axis, are greater than three-level axis less than second level axis and are greater than second level axis.
5. the hand gear of drive end bearing bracket oil sealing installation according to claim 4, it is characterised in that the support shaft is divided into three
Grade: level-one shaft diameter and drive end bearing bracket bearing hole clearance fit, maximal clearance are about 0.06mm, and primary axis is fixed by bolts in branch
On fagging；Primary axis height is less than the depth of drive end bearing bracket bearing；Second level shaft diameter and pressure head clearance fit, maximal clearance are about
0.05mm, and shaft diameter need to be less than 1.5~2mm of oil sealing sealing lip or so, be highly greater than oil sealing and pressure head total height about 3~
5mm；Three-level shaft diameter is less than the second level 2~4mm of shaft diameter, and three-level axis surface is external screw thread, and three-level axis height needs and pressure
It is sleeved to be cooperated.
6. the hand gear of drive end bearing bracket oil sealing according to claim 5 installation, it is characterised in that the diameter of pressure head top surface with
The diameter for being pressed sleeve is identical, and the diameter of pressure head bottom surface and the diameter of oil sealing are identical.
7. the hand gear of drive end bearing bracket oil sealing installation according to claim 6, it is characterised in that the diameter of primary axis is with before
The bearing hole of end cap bottom is gap-matched, and the axis height of primary axis is in bearing hole depth.
8. the hand gear of drive end bearing bracket oil sealing installation according to claim 7, it is characterised in that be arranged in support plate useful
In the mounting hole for being fixed on external workbench.
9. the hand gear of drive end bearing bracket oil sealing installation according to claim 8, it is characterised in that the bottom surface of pressure head and oil sealing
It is bonded completely between top surface.
10. the hand gear of drive end bearing bracket oil sealing installation according to claim 9, it is characterised in that support shaft bottom surface is coaxially set
It is equipped with limited block, the limited block is arranged in the corresponding groove of support plate upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822116463.0U CN209425343U (en) | 2018-12-17 | 2018-12-17 | The hand gear of drive end bearing bracket oil sealing installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822116463.0U CN209425343U (en) | 2018-12-17 | 2018-12-17 | The hand gear of drive end bearing bracket oil sealing installation |
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| Publication Number | Publication Date |
|---|---|
| CN209425343U true CN209425343U (en) | 2019-09-24 |
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ID=67972057
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822116463.0U Active CN209425343U (en) | 2018-12-17 | 2018-12-17 | The hand gear of drive end bearing bracket oil sealing installation |
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| CN (1) | CN209425343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346588A (en) * | 2022-01-24 | 2022-04-15 | 南京创趣传动技术有限公司 | Transfer case end cover oil seal press fitting equipment |
-
2018
- 2018-12-17 CN CN201822116463.0U patent/CN209425343U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114346588A (en) * | 2022-01-24 | 2022-04-15 | 南京创趣传动技术有限公司 | Transfer case end cover oil seal press fitting equipment |
| CN114346588B (en) * | 2022-01-24 | 2022-11-29 | 南京创趣传动技术有限公司 | Transfer case end cover oil blanket pressure equipment |
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200114 Address after: 430056 No. 339 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee after: Zhixin Technology Co., Ltd Address before: 430056 Dongfeng Electric Vehicle Co., Ltd. 339 Chaoyang Avenue, Wuhan Economic and Technological Development Zone, Hubei Province Patentee before: Dongfeng Electric Vehicles Co., Ltd. |