CN220719191U - Tool for disassembling engine crankshaft box type oil seal - Google Patents
Tool for disassembling engine crankshaft box type oil seal Download PDFInfo
- Publication number
- CN220719191U CN220719191U CN202322355759.9U CN202322355759U CN220719191U CN 220719191 U CN220719191 U CN 220719191U CN 202322355759 U CN202322355759 U CN 202322355759U CN 220719191 U CN220719191 U CN 220719191U
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- Prior art keywords
- oil seal
- connecting seat
- engine
- wall
- shaped plates
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- 230000000149 penetrating effect Effects 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 14
- 238000003032 molecular docking Methods 0.000 description 15
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an engine crankshaft box type oil seal dismounting tool which comprises an oil seal assembly, wherein the front surface of the oil seal assembly is provided with a tool assembly, the tool assembly comprises a connecting seat and a plurality of L-shaped plates, the L-shaped plates are arranged on the side of the connecting seat in an annular array, the end parts of the L-shaped plates are fixedly connected with bumps, the middle part of the connecting seat is provided with a moving mechanism, a first positioning mechanism is arranged between the L-shaped plates and the connecting seat, and the front surface of the connecting seat is provided with a second positioning mechanism. According to the utility model, after the connecting seat is aligned to the engine shell, the L-shaped plates are moved to hook the oil sealing piece, and then the L-shaped plates are driven to move simultaneously by the movement of the connecting seat under the cooperation of the movement mechanism, so that the oil sealing piece can be hooked by the L-shaped plates to move and pulled out completely by the L-shaped plates, and the pulled oil sealing piece can be repeatedly used.
Description
Technical Field
The utility model relates to the technical field of oil seal disassembly and assembly, in particular to an engine crank box type oil seal disassembly tool.
Background
The oil seal is a sealing element clamped between the engine shaft body and the shell, external pollutants can be prevented from entering the engine through the oil seal, oil leakage in the engine can be prevented, when the engine is disassembled, the oil seal is generally taken down in a destructive disassembling mode, a drilling hole of the oil seal is damaged, then the oil seal after damage is taken out by using the puller, but the oil seal is damaged by the mode of taking out the oil seal, and the oil seal cannot be reused.
Disclosure of Invention
The utility model aims to provide an engine crank box type oil seal disassembling tool for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the engine crank box type oil seal dismounting tool comprises an oil seal assembly, wherein the front surface of the oil seal assembly is provided with a tool assembly;
the tool assembly comprises a connecting seat and a plurality of L-shaped plates, wherein the L-shaped plates are arranged on the side of the connecting seat in an annular array mode, a lug is fixedly connected with the end portion of each L-shaped plate, a moving mechanism is arranged in the middle of the connecting seat, a first positioning mechanism is arranged between each L-shaped plate and the connecting seat, and a second positioning mechanism is arranged on the front face of the connecting seat.
Preferably, the oil seal assembly comprises an engine shell, an engine shaft and an oil seal, wherein the oil seal is arranged between the engine shell and the engine shaft, and the positions of the L-shaped plates correspond to the positions of the oil seal.
Preferably, the first positioning mechanism comprises a slot, the slot is formed in the front face of the connecting seat, the L-shaped plate is arranged in the slot in an penetrating mode, a first threaded hole is formed in the inner wall of the slot, and a first locking bolt is connected with the inner wall of the first threaded hole in a threaded mode.
Preferably, the second positioning mechanism comprises a second locking bolt, a jack is formed in the front face of the L-shaped plate, the outer wall of the second locking bolt is movably connected with the inner wall of the jack in a penetrating mode, a second threaded hole is formed in the front face of the connecting seat, and the outer wall of the second locking bolt is in threaded connection with the inner wall of the second threaded hole.
Preferably, the moving mechanism comprises a rotating seat, an external thread sleeve is fixedly sleeved on the outer wall of the rotating seat, the outer wall of the external thread sleeve is in threaded connection with the inner wall of the connecting seat, a guide mechanism is arranged between the connecting seat and the engine shell, and a butt joint mechanism is arranged between the rotating seat and the engine shaft.
Preferably, the docking mechanism comprises a docking ring, the docking ring is fixedly connected to the back of the rotating seat, a docking groove is formed in the front face of the engine shaft body, and the outer wall of the docking ring is connected with the inner wall of the docking groove in a penetrating mode.
Preferably, the guide mechanism comprises a positioning rod, a second positioning hole is formed in the front face of the connecting seat, a first positioning hole is formed in the front face of the engine shell, and the positioning rod is arranged in the second positioning hole and the first positioning hole in an penetrating mode.
The utility model has the technical effects and advantages that:
according to the utility model, after the connecting seat is aligned to the engine shell, the L-shaped plates are moved to hook the oil sealing piece, and then the L-shaped plates are driven to move simultaneously by the movement of the connecting seat under the cooperation of the movement mechanism, so that the oil sealing piece can be hooked by the L-shaped plates to move and pulled out completely by the L-shaped plates, and the pulled oil sealing piece can be repeatedly used.
Drawings
FIG. 1 is a schematic side sectional view of the present utility model.
Fig. 2 is a schematic view of a partial enlarged structure at a of fig. 1 according to the present utility model.
In the figure: 101. an engine housing; 102. an engine shaft; 103. an oil seal; 201. a connecting seat; 202. an L-shaped plate; 203. a bump; 301. a slot; 302. a first threaded hole; 303. a first locking bolt; 401. a jack; 402. a second threaded hole; 403. a second locking bolt; 501. a rotating seat; 502. an external thread sleeve; 503. a first positioning hole; 504. a second positioning hole; 505. a positioning rod; 506. a butt joint groove; 507. and a butt joint ring.
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 provides an engine crank box type oil seal dismounting tool as shown in fig. 1-2, which comprises an oil seal assembly, wherein the front surface of the oil seal assembly is provided with the tool assembly, the oil seal assembly comprises an engine shell 101, an engine shaft body 102 and an oil seal piece 103, and the oil seal piece 103 is arranged between the engine shell 101 and the engine shaft body 102;
the tool assembly comprises a connecting seat 201 and a plurality of L-shaped plates 202, wherein the L-shaped plates 202 are arranged on the side of the connecting seat 201 in an annular array, a lug 203 is fixedly connected to the end part of the L-shaped plates 202, a moving mechanism is arranged in the middle of the connecting seat 201, a first positioning mechanism is arranged between the L-shaped plates 202 and the connecting seat 201, a second positioning mechanism is arranged on the front surface of the connecting seat 201, the positions of the L-shaped plates 202 correspond to the positions of the oil sealing members 103, the connecting seat 201 is placed on the front surface of the engine casing 101, the L-shaped plates 202 are moved to enable the lug 203 to hook the oil sealing members 103, the L-shaped plates 202 are then fixed with the connecting seat 201 through the first positioning mechanism and the second positioning mechanism, and then the L-shaped plates 202 are moved through the moving mechanism, so that the L-shaped plates 202 can be moved, and the oil sealing members 103 can be hooked by the lugs 203 from the engine casing 101 and the engine shaft 102, so that the completely taken-down oil sealing members 103 can be repeatedly used, and the L-shaped plates 202 are at least three, and the stable oil sealing members 103 can be pulled out;
preferentially, the first positioning mechanism comprises a slot 301, the slot 301 is arranged on the front surface of the connecting seat 201, the L-shaped plate 202 is inserted into the slot 301, a first threaded hole 302 is formed in the inner wall of the slot 301, a first locking bolt 303 is connected to the inner wall of the first threaded hole 302 in a threaded manner, the second positioning mechanism comprises a second locking bolt 403, a jack 401 is formed in the front surface of the L-shaped plate 202, the outer wall of the second locking bolt 403 is movable with the inner wall of the jack 401, the L-shaped plate 202 moves in the slot 301, so that the lug 203 hooks the oil seal 103, then the lug is screwed into the second threaded hole 402 through the jack 401 by the second locking bolt 403, and then the first locking bolt 303 is screwed in the first threaded hole 302 until the first locking bolt 303 abuts against the L-shaped plate 202, so that the L-shaped plate 202 and the connecting seat 201 can be fixed, and the L-shaped plate 202 can be stably driven to move by the movement of the connecting seat 201;
preferentially, the moving mechanism comprises a rotating seat 501, an external thread sleeve 502 is fixedly sleeved on the outer wall of the rotating seat 501, the outer wall of the external thread sleeve 502 is in threaded connection with the inner wall of the connecting seat 201, a guide mechanism is arranged between the connecting seat 201 and the engine shell 101, a docking mechanism is arranged between the rotating seat 501 and the engine shaft 102, after the rotating seat 501 is propped against the engine shaft 102, the rotating seat 501 is rotated to drive the external thread sleeve 502 to rotate, and under the cooperation of the guide mechanism, the rotating seat 501 is rotated and simultaneously drives the connecting seat 201 to move in a direction far away from the engine shell 101, so that a plurality of L-shaped plates 202 move;
preferably, the docking mechanism comprises a docking ring 507, the docking ring 507 is fixedly connected to the back of the rotating seat 501, a docking groove 506 is formed in the front of the engine shaft body 102, the outer wall of the docking ring 507 is connected with the inner wall of the docking groove 506 in a penetrating way, after the rotating seat 501 abuts against the engine shaft body 102, the docking ring 507 is inserted into the docking groove 506, and the rotating seat 501 and the engine shaft body 102 can be coaxial, so that the L-shaped plate 202 is aligned with the oil sealing element 103, and the convex block 203 can stably hook the oil sealing element 103;
preferentially, guiding mechanism includes locating lever 505, second locating hole 504 has been seted up in the front of connecting seat 201, first locating hole 503 has been seted up in the front of engine housing 101, locating lever 505 alternates the inside that sets up in second locating hole 504 and first locating hole 503, spacing direction through locating lever 505 and second locating hole 504 and first locating hole 503 for connecting seat 201 and engine housing 101 can not appear relative rotation's phenomenon, thereby make external screw thread cover 502 rotate can be stable drive connecting seat 201 and remove.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The engine crank box type oil seal dismounting tool comprises an oil seal assembly and is characterized in that the front surface of the oil seal assembly is provided with a tool assembly;
the tool assembly comprises a connecting seat (201) and a plurality of L-shaped plates (202), wherein the L-shaped plates (202) are arranged on the side of the connecting seat (201) in an annular array, a lug (203) is fixedly connected to the end part of each L-shaped plate (202), a moving mechanism is arranged in the middle of the connecting seat (201), a first positioning mechanism is arranged between each L-shaped plate (202) and the connecting seat (201), and a second positioning mechanism is arranged on the front surface of each connecting seat (201).
2. The engine crankcase oil seal disassembly tool according to claim 1, wherein the oil seal assembly comprises an engine housing (101), an engine shaft (102) and an oil seal (103), the oil seal (103) is disposed between the engine housing (101) and the engine shaft (102), and the positions of the plurality of L-shaped plates (202) correspond to the positions of the oil seal (103).
3. The engine crank box type oil seal dismounting tool according to claim 1, wherein the first positioning mechanism comprises a slot (301), the slot (301) is formed in the front face of the connecting seat (201), the L-shaped plate (202) is arranged in the slot (301) in a penetrating mode, a first threaded hole (302) is formed in the inner wall of the slot (301), and a first locking bolt (303) is connected to the inner wall of the first threaded hole (302) in a threaded mode.
4. The engine crank box type oil seal disassembly tool according to claim 1, wherein the second positioning mechanism comprises a second locking bolt (403), a jack (401) is formed in the front face of the L-shaped plate (202), the outer wall of the second locking bolt (403) is movably inserted and connected with the inner wall of the jack (401), a second threaded hole (402) is formed in the front face of the connecting seat (201), and the outer wall of the second locking bolt (403) is in threaded connection with the inner wall of the second threaded hole (402).
5. The engine crank box type oil seal disassembly tool according to claim 1, wherein the moving mechanism comprises a rotating seat (501), an external thread sleeve (502) is fixedly sleeved on the outer wall of the rotating seat (501), the outer wall of the external thread sleeve (502) is in threaded connection with the inner wall of a connecting seat (201), a guide mechanism is arranged between the connecting seat (201) and an engine shell (101), and a butt joint mechanism is arranged between the rotating seat (501) and an engine shaft body (102).
6. The disassembly tool for the engine crank box type oil seal according to claim 5, wherein the butting mechanism comprises a butting ring (507), the butting ring (507) is fixedly connected to the back surface of the rotating seat (501), a butting groove (506) is formed in the front surface of the engine shaft body (102), and the outer wall of the butting ring (507) is connected with the inner wall of the butting groove (506) in a penetrating mode.
7. The disassembly tool for the engine crank box type oil seal according to claim 5, wherein the guiding mechanism comprises a positioning rod (505), a second positioning hole (504) is formed in the front face of the connecting seat (201), a first positioning hole (503) is formed in the front face of the engine shell (101), and the positioning rod (505) is inserted into the second positioning hole (504) and the first positioning hole (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355759.9U CN220719191U (en) | 2023-08-31 | 2023-08-31 | Tool for disassembling engine crankshaft box type oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355759.9U CN220719191U (en) | 2023-08-31 | 2023-08-31 | Tool for disassembling engine crankshaft box type oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220719191U true CN220719191U (en) | 2024-04-05 |
Family
ID=90526015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322355759.9U Active CN220719191U (en) | 2023-08-31 | 2023-08-31 | Tool for disassembling engine crankshaft box type oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220719191U (en) |
-
2023
- 2023-08-31 CN CN202322355759.9U patent/CN220719191U/en active Active
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