CN212947597U - Engine crankshaft rear oil seal installation guiding tool - Google Patents
Engine crankshaft rear oil seal installation guiding tool Download PDFInfo
- Publication number
- CN212947597U CN212947597U CN202021628562.8U CN202021628562U CN212947597U CN 212947597 U CN212947597 U CN 212947597U CN 202021628562 U CN202021628562 U CN 202021628562U CN 212947597 U CN212947597 U CN 212947597U
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- hole
- guide
- bent axle
- setting element
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Abstract
The utility model relates to an oil blanket installation direction frock behind engine crankshaft, including handle, adsorption magnet, guide and setting element, the guide middle part is equipped with the through-hole, handle and setting element are located in the through-hole, the one end of handle with the one end of setting element is connected, the other end of setting element is connected with the centre bore of bent axle flange end, the one end of guide with bent axle flange end contacts, the one end external diameter of guide with the external diameter of bent axle flange end is unanimous, be equipped with on the terminal surface of guide adsorption magnet. This scheme is connected through the setting element with the centre bore of bent axle flange end to utilize absorption magnet to let frock and bent axle flange end disc cooperation closely, avoid rocking among the operation process, abandoned traditional bolt assembly fixed mode, improved the positioning accuracy of this direction frock, have good guidance quality and life-span durability, guarantee the uniformity of bent axle back oil blanket installation quality.
Description
Technical Field
The utility model relates to an automobile installation field especially relates to an oil blanket installation direction frock behind engine crankshaft.
Background
The crankshaft rear oil seal is an important part of an engine, is used for sealing a rear end crankshaft flange in the operation process of the engine, and plays an important role in sealing a body of the engine. When the crankshaft rear oil seal is assembled, the crankshaft rear oil seal needs to be nested on the surface of the outer circle of the flange end of the crankshaft, and the lip of the rear oil seal is matched with the outer circle of the flange end, so that the sealing of the rear end of an engine during operation is ensured. When installing the back oil blanket in the trade at present, the direction frock is mostly adopted simple and easy nylon materials preparation, uses bolt fastening's assembled frock. The tool has poor guiding effect, low positioning precision and long operation time, and easily causes the flanging and the damage of the oil seal lip to cause the oil leakage of an engine.
Disclosure of Invention
The utility model provides an oil blanket installation direction frock behind engine crankshaft aims at solving current oil blanket installation direction frock guide effect behind the bent axle poor, and positioning accuracy is low, the big problem of the operation degree of difficulty.
The utility model provides an oil blanket installation direction frock behind engine crankshaft, including handle, adsorption magnet, guide and setting element, the guide middle part is equipped with the through-hole, handle and setting element are located in the through-hole, the one end of handle with the one end of setting element is connected, the other end of setting element is connected with the centre bore of bent axle flange end, the one end of guide with bent axle flange end contact, the one end external diameter of guide with the external diameter of bent axle flange end is unanimous, be equipped with on the terminal surface of guide adsorption magnet.
As a further improvement of the utility model, be equipped with the round hole on the terminal surface of guide, be equipped with in the round hole adsorption magnet.
As a further improvement of the present invention, the outer surface of the guide is provided with a taper of a preset value.
As a further improvement of the utility model, the value range of the taper is 15 degrees to 20 degrees.
As a further improvement, the setting element includes connecting portion, joint portion, polished rod and screw thread portion, the one end of connecting portion with the one end of joint portion is connected, the other end of joint portion with the one end of polished rod is connected, the other end of polished rod with the one end of screw thread portion is connected.
As a further improvement of the present invention, the other end of the connecting portion is connected to the center hole of the crankshaft flange end, the other end of the screw thread portion is connected to the one end screw thread of the handle.
As a further improvement of the present invention, the through-hole includes a first through-hole, a second through-hole and a third through-hole, the one end of the first through-hole communicates with the one end of the second through-hole, the other end of the second through-hole communicates with the one end of the third through-hole.
As a further improvement of the present invention, the inner diameter of the first through hole is larger than the inner diameter of the second through hole, and the inner diameter of the second through hole is larger than the inner diameter of the third through hole.
As a further improvement, the screw thread portion joint in the third through-hole just the other end of screw thread portion stretches out the other end of third through-hole, the polished rod joint in the second through-hole, joint portion joint in the first through-hole.
The utility model has the advantages that: this scheme is connected through the setting element with the centre bore of bent axle flange end to utilize absorption magnet to let frock and bent axle flange end disc cooperation closely, avoid rocking among the operation process, abandoned traditional bolt assembly fixed mode, improved the positioning accuracy of this direction frock, reduced the operation degree of difficulty, have good guidance quality and life-span durability, guarantee bent axle back oil blanket installation quality's uniformity.
Drawings
Fig. 1 is an exploded view of the present invention;
FIG. 2 is a schematic view of the present invention in connection with a crankshaft flange end;
figure 3 is a cut-away view of the guide of the present invention.
Detailed Description
Reference numerals: 1-handle, 2-guiding piece, 3-attracting magnet, 4-through hole, 5-round hole, 6-thread part, 7-polished rod, 8-clamping part, 9-connecting part, 10-crankshaft flange end, 41-first through hole, 42-second through hole and 43-third through hole.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 and 2, the utility model provides an oil blanket installation direction frock behind engine crankshaft, including handle 1, adsorption magnet 3, guide 2 and setting element, 2 middle parts of guide are equipped with through-hole 4, handle 1 and setting element are located in the through-hole 4, handle 1 one end with the one end of setting element is connected, the other end and the centre bore of bent axle flange end 10 of setting element are connected, the one end of guide 2 with bent axle flange end 10 contacts, the one end external diameter of guide 2 with the external diameter of bent axle flange end 10 is unanimous, be equipped with on the terminal surface of guide 2 adsorption magnet 3.
As an embodiment of the present invention, a circular hole 5 is provided on one end surface of the guide 2, and the adsorption magnet 3 is provided in the circular hole 5.
As another embodiment of the present invention, the outer surface of the guide 2 is provided with a taper of a preset value.
As another embodiment of the present invention, the taper has a value range of 15 degrees to 20 degrees.
As another embodiment of the utility model, the setting element includes connecting portion 9, joint portion 8, polished rod 7 and screw thread portion 6, connecting portion 9 one end with the one end of joint portion 8 is connected, the other end of joint portion 8 with the one end of polished rod 7 is connected, the other end of polished rod 7 with the one end of screw thread portion 6 is connected.
As another embodiment of the present invention, the other end of the connecting portion 9 is connected to the center hole of the crankshaft flange 10, and the other end of the screw portion 6 is connected to one end of the handle 1 by screw.
As another embodiment of the present invention, the through hole 4 includes a first through hole 41, a second through hole 42 and a third through hole 43, one end of the first through hole 41 is communicated with one end of the second through hole 42, and the other end of the second through hole 42 is communicated with one end of the third through hole 43.
As another embodiment of the present invention, the inner diameter of the first through hole 41 is greater than the inner diameter of the second through hole 42, and the inner diameter of the second through hole 42 is greater than the inner diameter of the third through hole 43.
As another embodiment of the utility model, the thread portion 6 joint in the third through-hole 43 just the other end of thread portion 6 stretches out the other end of third through-hole 43, polished rod 7 joint in the second through- hole 42, 8 joints of joint portion in first through-hole 41.
The utility model provides an oil blanket installation direction frock behind engine crankshaft, as shown in figure 1, it by handle 1, adsorption magnet 3, guide 2 and setting element constitute, wherein the setting element can with the centre bore cooperation of bent axle flange end 10 is connected, through adsorption magnet 3 adsorbs the direction frock on bent axle flange end 10, again along guide 2 installs oil blanket behind the bent axle on bent axle flange end 10, not only can realize accurate location, simultaneously in the installation because adsorption magnet 3's adsorption can not take place the condition that the frock rocked, and it is more convenient to install, and the installation effect is also better.
The specific implementation conditions of the scheme are as follows:
firstly, the workman now lubricating oil is smeared to the external surface of guide 2 to the oil blanket installation direction behind the bent axle, and then the workman is handheld the other end of handle 1 will connecting portion 9 on the setting element with the centre bore cooperation of bent axle flange end 10 is connected, then this moment a terminal surface of guide 2 with the external diameter face of bent axle flange end 10 contacts, through setting up in the round hole 5 adsorption magnet 3, two face seamless joint make the location effect better. And finally, slowly installing the crankshaft rear oil seal workpiece into the rear end of the crankshaft along the outer surface of the guide part 2 by a worker, and then taking down the tool to finish the operation.
As shown in fig. 3, be equipped with in the guide 2 through-hole 4, through-hole 4 includes first through-hole 41, second through-hole 42 and third through-hole 43, when the frock of this scheme of equipment, will screw thread portion 6 passes three through-holes 4 and stretches out guide 2, then this moment polish rod 7 joint is in the second through-hole 42, joint portion 8 joint is in the first through-hole 41, the rethread handle 1's one end with screw thread portion 6 threaded connection, then can with the setting element joint is in guide 2. The outer surface of the guide part 2 is designed to have a taper, so that the guide part can be better matched with a crankshaft rear oil seal for use, and the value range of the taper is 15 degrees to 20 degrees, preferably 15 degrees.
The guide 2 chooses for use the aluminum alloy preparation, and accurate control machining precision reduces roughness, makes the frock possess good direction function, the setting element chooses for use 45# steel material to carry out the surface carburization heat treatment, accurate control positioning accuracy promotes the wearability, improves life. Use adsorption magnet 3 lets frock and 10 disc cooperations of bent axle flange end closely, avoids rocking in the operation process, has abandoned traditional bolt assembly fixed mode, and the simple operation does not destroy engine body screw.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (9)
1. The utility model provides an oil blanket installation direction frock behind engine crankshaft, its characterized in that, includes handle, adsorption magnet, guide and setting element, the guide middle part is equipped with the through-hole, handle and setting element are located in the through-hole, the one end of handle with the one end of setting element is connected, the other end of setting element is connected with the centre bore of bent axle flange end, the one end of guide with bent axle flange end contact, the one end external diameter of guide with the external diameter of bent axle flange end is unanimous, be equipped with on the terminal surface of guide adsorption magnet.
2. The tool for installing and guiding the oil seal behind the crankshaft of the engine as claimed in claim 1, wherein a round hole is formed in one end face of the guide piece, and the adsorption magnet is arranged in the round hole.
3. The tool for installing and guiding the oil seal behind the engine crankshaft as claimed in claim 2, wherein the outer surface of the guide member is provided with a preset taper.
4. The installation and guide tool for the rear oil seal of the engine crankshaft as claimed in claim 3, wherein the taper is in a range of 15 degrees to 20 degrees.
5. The tool of claim 2, wherein the positioning member comprises a connecting portion, a clamping portion, a polish rod and a threaded portion, one end of the connecting portion is connected with one end of the clamping portion, the other end of the clamping portion is connected with one end of the polish rod, and the other end of the polish rod is connected with one end of the threaded portion.
6. The tool for installing and guiding the oil seal behind the crankshaft of the engine as claimed in claim 5, wherein the other end of the connecting portion is connected with the central hole of the flange end of the crankshaft, and the other end of the threaded portion is in threaded connection with one end of the handle.
7. The tool of claim 6, wherein the through holes comprise a first through hole, a second through hole and a third through hole, one end of the first through hole is communicated with one end of the second through hole, and the other end of the second through hole is communicated with one end of the third through hole.
8. The tool of claim 7, wherein the inner diameter of the first through hole is larger than the inner diameter of the second through hole, and the inner diameter of the second through hole is larger than the inner diameter of the third through hole.
9. The tool of claim 8, wherein the threaded portion is engaged with the third through hole, the other end of the threaded portion extends out of the other end of the third through hole, the polish rod is engaged with the second through hole, and the engaging portion is engaged with the first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021628562.8U CN212947597U (en) | 2020-08-07 | 2020-08-07 | Engine crankshaft rear oil seal installation guiding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021628562.8U CN212947597U (en) | 2020-08-07 | 2020-08-07 | Engine crankshaft rear oil seal installation guiding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212947597U true CN212947597U (en) | 2021-04-13 |
Family
ID=75348304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021628562.8U Active CN212947597U (en) | 2020-08-07 | 2020-08-07 | Engine crankshaft rear oil seal installation guiding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212947597U (en) |
-
2020
- 2020-08-07 CN CN202021628562.8U patent/CN212947597U/en active Active
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