CN221088887U - Oil blanket pressure equipment frock behind bent axle - Google Patents
Oil blanket pressure equipment frock behind bent axle Download PDFInfo
- Publication number
- CN221088887U CN221088887U CN202323167880.5U CN202323167880U CN221088887U CN 221088887 U CN221088887 U CN 221088887U CN 202323167880 U CN202323167880 U CN 202323167880U CN 221088887 U CN221088887 U CN 221088887U
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- CN
- China
- Prior art keywords
- oil seal
- crankshaft
- seat
- pressure head
- rear oil
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- 229910000746 Structural steel Inorganic materials 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Automatic Assembly (AREA)
Abstract
The utility model discloses a crankshaft rear oil seal press-fitting tool and a press-fitting method, which relate to the technical field of engines and are used for solving the press-fitting problem of a crankshaft rear oil seal.
Description
Technical Field
The utility model relates to the technical field of engines, in particular to a crankshaft rear oil seal press-fitting tool.
Background
The existing crankshaft rear oil seal press-fitting presses the crankshaft rear oil seal into an oil seal seat through an upper large plane and a lower large plane of a press machine, but the press machine can only press the crankshaft rear oil seal into the oil seal seat with two planar ends, the crankshaft rear oil seal cannot be press-fitted into the oil seal seat which is provided with a crankshaft adapter in advance, and the crankshaft rear oil seal cannot be press-fitted into a designated axial position lower than the upper plane of the oil seal seat.
Therefore, how to solve the press-fitting problem of the oil seal behind the crankshaft is a problem to be solved by the person skilled in the art.
Disclosure of utility model
Therefore, the utility model aims to provide the crankshaft rear oil seal press-fitting tool which is simple in structure and convenient to operate, can realize press-fitting of the crankshaft rear oil seal with the crankshaft adapter assembled in advance and is complex in structure, and can enable the crankshaft rear oil seal to be arranged at a designated axial position lower than the upper plane of the oil seal seat.
In order to achieve the above object, the present utility model provides the following technical solutions:
oil blanket pressure equipment frock behind bent axle includes:
The positioning seat is used for installing a crankshaft adapter;
The positioning ring is arranged on the periphery of the crankshaft adapter, the positioning ring is abutted with the top of the positioning seat, the periphery of the positioning ring is used for installing the oil seal seat, the bottom of the oil seal seat is abutted with the bottom plate of the positioning ring, the top of the oil seal seat is provided with a crankshaft rear oil seal, and the crankshaft rear oil seal is matched with the crankshaft adapter;
The pressure head is arranged at the top of the crankshaft adapter, the pressure head is matched with the crankshaft rear oil seal, and the outer diameter of the bottom of the pressure head is smaller than or equal to the inner diameter of the oil seal seat.
Preferably, the bottom of the top plate of the pressure head is abutted with the top end surface of the crankshaft adapter, and the outer periphery of the bottom of the pressure head is matched with the inner periphery of the oil seal seat.
Preferably, the circumferential direction of the pressure head is provided with through holes.
Preferably, through holes are formed in the bottom of the positioning seat and the top of the pressure head.
Preferably, the cross section of the positioning ring along the axial direction is in a symmetrical L shape, and the outer diameter of the bottom plate is larger than that of the positioning seat.
Preferably, the positioning seat and the positioning ring are carbon structural steel pieces, and the pressure head is an alloy structural steel piece.
The utility model provides a crankshaft rear oil seal press-fitting tool which comprises a positioning seat, a positioning ring and a pressure head, wherein the inner periphery of the positioning seat is used for installing a crankshaft adapter so as to realize axial and radial positioning of the crankshaft adapter, the positioning ring is arranged on the periphery of the crankshaft adapter and is abutted with the top of the positioning seat, the bottom of the positioning ring is arranged on the periphery of the positioning ring and is abutted with an oil seal seat of a bottom plate of the positioning ring, the axial and radial positioning of the oil seal seat is realized through the positioning ring, a crankshaft rear oil seal is arranged on the top of the oil seal seat, the crankshaft rear oil seal is matched with the crankshaft adapter, the pressure head is arranged on the top of the crankshaft adapter and is matched with the crankshaft rear oil seal so as to limit the axial position of the crankshaft rear oil seal, and the outer diameter of the bottom of the pressure head is smaller than or equal to the inner diameter of the oil seal seat so that the crankshaft rear oil seal can be pressed to be lower than the appointed axial position of the upper plane of the oil seal seat.
By adopting the crankshaft rear oil seal press-fitting tool arranged in the mode, press-fitting of the crankshaft rear oil seal of the crankshaft adapter can be realized, the crankshaft rear oil seal can be further arranged at the appointed axial position lower than the upper plane of the oil seal seat, and the press-fitting tool is simple in structure and convenient to operate.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of a crankshaft rear oil seal press-fitting tool provided by the utility model;
Fig. 2 is a schematic structural diagram of a ram according to the present utility model.
In fig. 1-2, reference numerals include:
1-positioning seat, 2-crankshaft adapter, 3-positioning ring, 4-oil seal seat, 5-crankshaft rear oil seal, 6-pressure head and 61-vent.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model has the core of providing a crankshaft rear oil seal press-fitting tool which has a simple structure and is convenient to operate, the press-fitting of the crankshaft rear oil seal 5 of the crankshaft adapter 2 can be realized, which has a complex structure, and the crankshaft rear oil seal 5 can be arranged at a designated axial position lower than the upper plane of the oil seal seat 4.
Referring to fig. 1 and 2, a tool for press-mounting a rear oil seal of a crankshaft comprises a positioning seat 1, a positioning ring 3 and a pressing head 6.
Specifically, the inner periphery of positioning seat 1 is used for installing bent axle adapter 2, in order to realize the axial and the radial location of bent axle adapter 2, positioning ring 3 sets up in bent axle adapter 2's periphery and with the top butt of positioning seat 1, positioning ring 3's periphery is equipped with bottom and positioning ring 3's bottom plate butt oil blanket seat 4, realize the axial and the radial location to oil blanket seat 4 through setting up positioning ring 3, oil blanket seat 4's top is equipped with bent axle back oil blanket 5, bent axle back oil blanket 5 and bent axle adapter 2 cooperation setting, pressure head 6 sets up at bent axle adapter 2's top and with bent axle back oil blanket 5 cooperation setting, in order to restrict the axial position of bent axle back oil blanket 5, pressure head 6's bottom external diameter is less than or equal to the internal diameter of oil blanket seat 4, in order to make bent axle back oil blanket 5 can be pressed to the appointed axial position that is less than the upper plane of oil blanket seat 4.
The crankshaft rear oil seal press fitting tool adopting the mode can realize the press fitting of the crankshaft rear oil seal 5 of the crankshaft adapter 2, which is complex in structure and is divided in advance, and can enable the crankshaft rear oil seal 5 to be arranged at a specified axial position lower than the upper plane of the oil seal seat 4, and the press fitting tool is simple in structure and convenient to operate.
In the above embodiment, the bottom of the top plate of the pressure head 6 abuts against the top end face of the crankshaft adapter 2, and the outer periphery of the bottom of the pressure head 6 is fitted to the inner periphery of the oil seal seat 4.
The top plate of the ram 6 is brought into contact with the top end surface of the crankshaft adapter 2, so that the crankshaft rear oil seal 5 is press-fitted to a predetermined axial position.
Further, the ram 6 is provided with ventilation holes 61 in the circumferential direction.
It will be appreciated that the two vent holes 61 are provided in the side wall of the ram 6 to prevent the internal air pressure from affecting the inability of the oil seal 5 to be press fitted into place after the crankshaft. In actual production, the number of the vent holes 61 is not limited as long as the above technical effects can be achieved.
In the above case, the bottom of the positioning seat 1 and the top of the ram 6 are provided with through holes.
It can be appreciated that the weight reduction effect is achieved by providing through holes in the positioning seat 1 and the pressure head 6.
On the basis of the embodiment, the cross section of the positioning ring 3 along the axial direction is in a symmetrical L shape, and the outer diameter of the bottom plate is larger than that of the positioning seat 1.
It should be noted that, the outer diameter of the bottom plate of the positioning ring 3 is larger than the outer diameter of the positioning seat 1, so that the bottom of the oil seal seat 4 can be abutted on the bottom plate, and the axial positioning of the oil seal seat 4 is realized.
As a preferred embodiment, the positioning seat 1 and the positioning ring 3 are carbon structural steel members, and the pressure head 6 is an alloy structural steel member.
It should be noted that, the positioning seat 1 and the positioning ring 3 are high-quality carbon structural steel members, and have the advantages of high strength and good mechanical properties, and the pressure head 6 is an alloy structural steel member, and has the advantages of high strength, high toughness, wear resistance and corrosion resistance.
In summary, the tool for pressing the rear oil seal of the crankshaft provided by the utility model has a simple structure, is convenient to operate, can realize the pressing of the rear oil seal 5 of the crankshaft, which is divided into the crankshaft adapter 2 in advance, with a complex structure, and can also enable the rear oil seal 5 of the crankshaft to be arranged at a designated axial position lower than the upper plane of the oil seal seat 4.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The crankshaft rear oil seal press-fitting tool provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. Oil blanket pressure equipment frock behind bent axle, its characterized in that includes:
the positioning seat (1), the said positioning seat (1) is used for installing the crankshaft adapter (2);
The positioning ring (3) is arranged on the periphery of the crankshaft adapter (2), the positioning ring (3) is abutted to the top of the positioning seat (1), the periphery of the positioning ring (3) is used for installing the oil seal seat (4), the bottom of the oil seal seat (4) is abutted to the bottom plate of the positioning ring (3), a crankshaft rear oil seal (5) is arranged on the top of the oil seal seat (4), and the crankshaft rear oil seal (5) is matched with the crankshaft adapter (2);
the pressure head (6) is arranged at the top of the crankshaft adapter (2), the pressure head (6) is matched with the crankshaft rear oil seal (5), and the outer diameter of the bottom of the pressure head (6) is smaller than or equal to the inner diameter of the oil seal seat (4).
2. The tool for pressing the rear oil seal of the crankshaft according to claim 1, wherein the bottom of the top plate of the pressure head (6) is abutted to the top end surface of the crankshaft adapter (2), and the outer periphery of the bottom of the pressure head (6) is matched with the inner periphery of the oil seal seat (4).
3. The crankshaft rear oil seal press-fitting tool according to claim 2, wherein the pressure head (6) is circumferentially provided with vent holes (61).
4. The tool for pressing the rear oil seal of the crankshaft according to claim 3, wherein through holes are formed in the bottom of the positioning seat (1) and the top of the pressing head (6).
5. The tool for press fitting of the rear oil seal of the crankshaft according to claim 4, wherein the cross section of the positioning ring (3) along the axial direction is in a symmetrical L shape, and the outer diameter of the bottom plate is larger than the outer diameter of the positioning seat (1).
6. The crankshaft rear oil seal press-fitting tool according to claim 5, wherein the positioning seat (1) and the positioning ring (3) are carbon structural steel pieces, and the pressure head (6) is an alloy structural steel piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323167880.5U CN221088887U (en) | 2023-11-23 | 2023-11-23 | Oil blanket pressure equipment frock behind bent axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323167880.5U CN221088887U (en) | 2023-11-23 | 2023-11-23 | Oil blanket pressure equipment frock behind bent axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221088887U true CN221088887U (en) | 2024-06-07 |
Family
ID=91308938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323167880.5U Active CN221088887U (en) | 2023-11-23 | 2023-11-23 | Oil blanket pressure equipment frock behind bent axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221088887U (en) |
-
2023
- 2023-11-23 CN CN202323167880.5U patent/CN221088887U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |