CN210129808U - New forms of energy electric automobile driving motor oil blanket installation device - Google Patents
New forms of energy electric automobile driving motor oil blanket installation device Download PDFInfo
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- CN210129808U CN210129808U CN201921278328.4U CN201921278328U CN210129808U CN 210129808 U CN210129808 U CN 210129808U CN 201921278328 U CN201921278328 U CN 201921278328U CN 210129808 U CN210129808 U CN 210129808U
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- guide sleeve
- oil seal
- seal mounting
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- oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model discloses a new forms of energy electric automobile driving motor oil blanket installation device, include: the guide sleeve is sleeved outside the rotating shaft of the motor, and the head of the guide sleeve is provided with a top column and a limiting step, wherein the top column is used for abutting against an oil seal workpiece and can extend into the oil seal mounting hole of the front end cover; and the knocking block is sleeved outside the guide sleeve and can slide along the length direction of the guide sleeve for applying impact force to the guide sleeve, wherein the knocking block impacts the head of the guide sleeve for many times so that the oil seal workpiece uniformly enters the oil seal mounting hole of the front end cover under stress and is mounted in place when the limiting blocking step is attached to the end face of the oil seal mounting hole of the front end cover. The utility model discloses can guarantee in the installation of oil blanket that the oil blanket atress is even all the time to can not produce the condition that influences oil blanket leakproofness such as warp, cut edge, still be provided with spacing fender rank simultaneously, make can not damage the oil blanket work piece because of continuing to strike after the oil blanket installation targets in place, provide the guarantee for the installation quality of oil blanket.
Description
Technical Field
The utility model relates to an automobile manufacturing auxiliary device technical field specifically is a new forms of energy electric automobile driving motor oil blanket installation device.
Background
The driving motor is a power output source of the electric automobile, the rotating speed of the driving motor is generally reduced through the speed reducer, then the power is transmitted to the wheels, the driving motor is in spline fit with the speed reducer in a connection mode, and lubricating oil needs to be filled into the speed reducer due to the fact that multiple sets of gear sets exist inside the speed reducer. In order to prevent lubricating oil from flowing into the motor through the clearance of spline fit and influencing the work of the motor, an oil seal is assembled at the position of a through hole of a front end cover of a motor rotating shaft, so that the inside and the outside of the motor are isolated, and the sealing performance of the motor is ensured.
The oil blanket is interference fit with motor shaft and front end housing oil blanket mounting hole, at present, adopts the manual work to install the oil blanket usually, specifically utilizes the round sleeve transition, then the mode that operating personnel used the hammer to strike the round sleeve and pound the oil blanket into installs. In order to ensure the sealing performance of the oil seal, the vertical entering of the oil seal and the uniform stress of an oil seal framework need to be ensured, and the installation depth of the oil seal also needs to meet the requirement.
The existing oil seal installation mode is that the oil seal is manually sleeved into an oil seal installation shaft section of a motor rotating shaft to contact with an oil seal installation hole of a front end cover, then a round sleeve is used for abutting against an oil seal, an iron hammer is used for knocking the end part of the round sleeve, force is transmitted to an oil seal framework through the round sleeve, and the oil seal is enabled to advance until abutting against the bottom surface of the oil seal installation hole of the front end cover.
The round sleeve needs to be held by an operator in one hand, the hammer is held by the other hand to be knocked, and the position where the hammer is knocked is completely controlled by personnel, so that the situation that the stress of the oil seal framework is uneven due to the fact that the center of the round sleeve is not knocked exists, the oil seal is cut or deformed in the process of being installed, the air tightness is unqualified, and the product quality is influenced.
In addition, the motor may move during the installation of the oil seal (operators do not hold the motor with hands), once the motor moves, the installation work needs to be stopped to adjust the position and the posture of the motor, so that the labor intensity is high, and the working hours are long. In addition, the installation mode is easy to cause the condition that a hammer damages a person due to improper operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a new forms of energy electric automobile driving motor oil blanket installation device to avoid appearing the condition that the oil blanket warp in the oil blanket installation, provide the guarantee for the installation quality of oil blanket.
Therefore, the utility model adopts the following technical scheme:
the utility model provides a new forms of energy electric automobile driving motor oil blanket installation device, includes: the guide sleeve is sleeved outside the rotating shaft of the motor, and the head of the guide sleeve is provided with a top column and a limiting step, wherein the top column is used for abutting against an oil seal workpiece and can extend into the oil seal mounting hole of the front end cover; and the knocking block is sleeved outside the guide sleeve and can slide along the length direction of the guide sleeve and is used for applying impact force to the guide sleeve, wherein the knocking block impacts the head of the guide sleeve for many times so that an oil seal workpiece uniformly enters the front end cover oil seal mounting hole under stress, and the oil seal workpiece is mounted in place when the limiting blocking step is attached to the end face of the front end cover oil seal mounting hole.
Furthermore, the two ends of the knocking block are convex, and the middle part of the knocking block is concave.
Further, the moving distance of the knocking block on the guide sleeve is more than or equal to 2 times of the length of the knocking block.
Furthermore, the oil seal mounting device further comprises a stop block detachably connected to the rear end of the guide sleeve, wherein the knocking block is used for limiting the rear end of the guide sleeve when moving towards one side of the rear end of the guide sleeve.
Furthermore, the oil seal mounting device further comprises a rubber check ring sleeved outside the guide sleeve and used for buffering the motion of the knocking block.
Further, the stop block is connected to the guide sleeve through a central screw rod.
Furthermore, a holding concave part is arranged on the stop block.
Further, the guide sleeve is in clearance fit with the motor rotating shaft, wherein the fit clearance between the guide sleeve and the motor rotating shaft is 0.1-0.25 mm.
Further, strike piece and guide pin bushing clearance fit, wherein, strike the piece and the guide pin bushing between the fit clearance be 0.1 ~ 0.5 mm.
Further, the top pillar of the guide sleeve is in clearance fit with the front end cover oil seal mounting hole, wherein the fit clearance between the top pillar of the guide sleeve and the front end cover oil seal mounting hole is 0.1-0.3 mm.
The utility model discloses following technological effect has:
(1) the utility model discloses can guarantee in the installation of oil blanket that the oil blanket atress is even all the time to can not produce the condition that influences oil blanket leakproofness such as warp, cut edge, still be provided with spacing fender rank simultaneously, make can not damage the oil blanket work piece because of continuing to strike after the oil blanket installation targets in place, provide the guarantee for the installation quality of oil blanket.
(2) Through the utility model discloses an oil blanket installation device's use, in oil blanket work piece installation, operating personnel only need a hand to hold and strike the piece and strike, and the motor can be held to the other hand, and not only convenient operation is convenient for realize the rapid Assembly of oil blanket work piece, can also guarantee the stability in the installation.
(3) The utility model discloses simple structure, convenient to use can improve the installation effectiveness and the installation quality of oil blanket, has still stopped the safety risk because of the improper operation arouses simultaneously.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a new energy electric vehicle driving motor oil seal mounting device according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic view of a new energy electric vehicle driving motor oil seal installation device before installation of an oil seal workpiece according to an embodiment of the present invention;
fig. 4 is a schematic state diagram of the new energy electric vehicle driving motor oil seal installation device in the oil seal workpiece installation process according to the utility model discloses an embodiment;
fig. 5 is a schematic view of a new energy electric vehicle driving motor oil seal installation device after an oil seal workpiece is installed in place according to an embodiment of the present invention; and
fig. 6 is an effect diagram after the oil seal workpiece is installed in place.
Description of the reference numerals
1. A guide sleeve; 11. A limiting gear step;
12. a top pillar; 2. Knocking the block;
3. a stopper; 31. A grip recess;
4. a rubber retainer ring; 100. A motor shaft;
200. oil sealing the workpiece; 300. And the front end cover is provided with an oil seal mounting hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 5, the utility model discloses a new forms of energy electric automobile driving motor oil blanket installation device, establish including guide pin bushing 1 and slip cap the piece 2 of strikeing outside the guide pin bushing 1, wherein, the head of guide pin bushing 1 has fore-set 12 and spacing fender rank 11.
The knocking block 2 is in clearance sliding fit with the guide sleeve 1, the knocking block 2 can move back and forth along the axial direction of the guide sleeve 1, and the knocking block 2 quickly moves towards one side of the head of the guide sleeve 1 and then impacts the limiting blocking step 11 to transmit force to the oil seal workpiece 200 through the ejection column 12.
The radial size of the limiting blocking step 11 is larger than the size of an inner hole of the knocking block 2, and the limiting blocking step 11 limits the moving position of the knocking block 2 moving to one side of the head of the guide sleeve 1.
The clearance between the guide sleeve 1 and the oil seal mounting shaft section of the motor rotating shaft 100 is 0.1mm, and the clearance between the guide sleeve 1 and the front extending end of the motor rotating shaft 100 is 0.25 mm. And the clearance between the top column 12 on the guide sleeve 1 and the front end cover oil seal mounting hole 300 is 0.3 mm. The gap between the knocking block 2 and the guide sleeve 1 is 0.3 mm.
The inner hole section of the guide sleeve 1 correspondingly matched with the oil seal mounting shaft section of the motor rotating shaft 100 is formed by boring to improve the precision and reduce the surface roughness.
The utility model discloses can guarantee in the installation of oil blanket that the oil blanket atress is even all the time to can not produce the condition that influences oil blanket leakproofness such as warp, cut edge, still be provided with spacing fender rank simultaneously, make can not damage the oil blanket work piece because of continuing to strike after the oil blanket installation targets in place, provide the guarantee for the installation quality of oil blanket.
Through the utility model discloses an oil blanket installation device's use, in oil blanket work piece installation, operating personnel only need a hand to hold and strike the piece and strike, and the motor can be held to the other hand, and not only convenient operation is convenient for realize the rapid Assembly of oil blanket work piece, can also guarantee the stability in the installation.
The utility model discloses simple structure, convenient to use can improve the installation effectiveness and the installation quality of oil blanket, has still stopped the safety risk because of the improper operation arouses simultaneously.
As shown in figures 1 to 5, the diameters of the two ends of the knocking block 2 are larger than the diameter of the middle part, so that the knocking block 2 is not easy to fall off when being held by a hand for moving and impacting.
In order to ensure that the impact force of the knocking block 2 is enough to enable the oil seal workpiece 200 to be installed in place during impact, the length of the guide sleeve 1 meets the requirement that the moving distance of the knocking block 2 on the guide sleeve 1 is more than or equal to 2 times of the length of the knocking block 2, and the sufficient impact force is ensured to be generated by prolonging the moving distance of the knocking block 2.
As shown in fig. 2 to 5, the rear end of the guide sleeve 1 is fixedly connected with a stop block 3 through a central screw, wherein the rear end of the knocking block 2 is limited by the stop block 3 when moving to one side of the rear end of the guide sleeve 1, so as to prevent the knocking block 2 from sliding down from the rear end of the guide sleeve 1.
In one embodiment, as shown in fig. 1 to 5, a rubber collar 4 is further sleeved outside the guide sleeve 1, and the rubber collar 4 is located between the stop 3 and the striking block 2 and is arranged next to the stop 3. In the embodiment, the rubber retainer ring 4 prevents the knocking block 2 from directly colliding with the stop block 3 in the force storage process moving towards one side of the rear end of the guide sleeve 1, has a buffering effect and reduces noise.
In one embodiment, as shown in fig. 1 to 5, the stopper 3 is provided with a holding recess 31 on the circumference, and the holding recess 31 facilitates the carrying of the apparatus by a person, thereby facilitating the transition and use of the apparatus.
The present invention will be described in further detail below with reference to specific application processes:
as shown in fig. 3, firstly, an oil seal workpiece 200 is sleeved into an oil seal mounting shaft section of a motor rotating shaft 100 and is in contact with a front end cover oil seal mounting hole 300, then the device is sleeved into the motor rotating shaft 100 until the front end of a top column 12 on a guide sleeve 1 is attached to the side surface of the oil seal workpiece 200, then a hand is used for holding a knocking block 2, the knocking block 2 is moved to the right side to the rear end of the guide sleeve 1, and then the knocking block 2 is rapidly moved to the left side to collide with a limit stop step 11 on the guide sleeve 1;
as shown in fig. 4, the impact force generated by the impact acts on the oil seal workpiece 200, so that the oil seal workpiece 200 enters the front end cover oil seal mounting hole 300, and the knocking block 2 is repeatedly moved to impact the guide sleeve 1 until the oil seal workpiece 200 reaches the position required by the technology, so that the oil seal workpiece 200 is mounted in place;
as shown in fig. 5, after the limiting step 11 on the guide sleeve 1 is attached to the end face of the front end cover oil seal mounting hole 300, no matter how the front end cover oil seal mounting hole is knocked, the oil seal workpiece 200 cannot be stressed to move, and at this time, the assembly is completed, and the device can be directly taken out. The state after the oil-sealed workpiece 200 is assembled is shown in fig. 6.
The utility model discloses an oil blanket installation device can accomplish the assembly of oil blanket fast to can guarantee the direction of oil blanket, the degree of depth of installation and the homogeneity of atress. Use the utility model discloses an oil blanket installation device carries out the oil blanket installation and not only easy and simple to handle swiftly, has also improved work efficiency and product quality greatly.
The utility model discloses still have following technological effect:
1. the clearance between the guide sleeve 1 and the oil seal installation shaft section of the motor rotating shaft 100 is 0.1mm, so that the front end of the ejection column 12 and the side face of the oil seal workpiece 200 can be always attached in parallel in the knocking process, the oil seal workpiece 200 can be ensured to vertically enter the front end cover oil seal installation hole 300, and the guarantee is provided for the sealing performance of an oil seal.
2. The utility model discloses an oil blanket installation device design has strikes piece 2, does not need the exclusive use hammer to strike again, has improved security and convenience.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a new forms of energy electric automobile driving motor oil blanket installation device which characterized in that includes:
the guide sleeve (1) is sleeved outside the motor rotating shaft (100), and the head of the guide sleeve is provided with a top column (12) and a limiting step (11), wherein the top column (12) is used for abutting against an oil seal workpiece (200) and can extend into the oil seal mounting hole (300) of the front end cover; and
the knocking block (2) is sleeved outside the guide sleeve (1) and can slide along the length direction of the guide sleeve (1) and is used for applying impact force to the guide sleeve (1),
the knocking block (2) impacts the head of the guide sleeve (1) for multiple times so that an oil seal workpiece (200) uniformly enters a front end cover oil seal mounting hole (300) under stress, and the oil seal workpiece (200) is mounted in place when the limiting blocking step (11) is attached to the end face of the front end cover oil seal mounting hole (300).
2. The new energy electric vehicle driving motor oil seal mounting device according to claim 1, wherein two ends of the knocking block (2) are convex, and the middle part is concave.
3. The oil seal mounting device for the drive motor of the new energy electric automobile according to claim 1, characterized in that the moving distance of the knocking block (2) on the guide sleeve (1) is more than or equal to 2 times of the length of the knocking block (2).
4. The oil seal mounting device for the drive motor of the new energy electric automobile according to claim 1, further comprising a stop block (3) detachably connected to the rear end of the guide sleeve (1), wherein the strike block (2) is limited at the rear end by the stop block (3) when moving to the rear end side of the guide sleeve (1).
5. The new energy electric vehicle driving motor oil seal mounting device according to claim 4, further comprising a rubber retainer ring (4) sleeved outside the guide sleeve (1) and used for buffering the movement of the knocking block (2).
6. The new energy electric vehicle driving motor oil seal mounting device according to claim 4, wherein the stopper (3) is connected to the guide sleeve (1) through a central screw.
7. The new energy electric vehicle driving motor oil seal mounting device according to claim 4, characterized in that a holding concave portion (31) is arranged on the stop block (3).
8. The oil seal mounting device for the drive motor of the new energy electric automobile according to claim 1, wherein the guide sleeve (1) is in clearance fit with the motor rotating shaft (100), and a fit clearance between the guide sleeve (1) and the motor rotating shaft (100) is 0.1-0.25 mm.
9. The oil seal mounting device for the drive motor of the new energy electric automobile according to claim 1, characterized in that the knocking block (2) is in clearance fit with the guide sleeve (1), wherein the fit clearance between the knocking block (2) and the guide sleeve (1) is 0.1-0.5 mm.
10. The oil seal mounting device for the drive motor of the new energy electric automobile according to claim 1, characterized in that the top pillar (12) of the guide sleeve (1) is in clearance fit with the front end cover oil seal mounting hole (300), wherein the fit clearance between the top pillar (12) of the guide sleeve (1) and the front end cover oil seal mounting hole (300) is 0.1-0.3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278328.4U CN210129808U (en) | 2019-08-08 | 2019-08-08 | New forms of energy electric automobile driving motor oil blanket installation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278328.4U CN210129808U (en) | 2019-08-08 | 2019-08-08 | New forms of energy electric automobile driving motor oil blanket installation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210129808U true CN210129808U (en) | 2020-03-06 |
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ID=69665540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921278328.4U Active CN210129808U (en) | 2019-08-08 | 2019-08-08 | New forms of energy electric automobile driving motor oil blanket installation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210129808U (en) |
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2019
- 2019-08-08 CN CN201921278328.4U patent/CN210129808U/en active Active
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