CN214747733U - Diesel engine cylinder coaxiality detection device - Google Patents
Diesel engine cylinder coaxiality detection device Download PDFInfo
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- CN214747733U CN214747733U CN202120776077.3U CN202120776077U CN214747733U CN 214747733 U CN214747733 U CN 214747733U CN 202120776077 U CN202120776077 U CN 202120776077U CN 214747733 U CN214747733 U CN 214747733U
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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Abstract
The application belongs to the technical field of diesel engine cylinder coaxiality detection, and particularly relates to a diesel engine cylinder coaxiality detection device, which comprises a first detection part and a second detection part which are matched with each other, wherein a first contact rod is arranged at the center of the first detection part, a bulge is arranged on the first contact rod, a second contact rod is arranged at the center of the second detection part, a groove matched with the bulge is arranged on the second contact rod, when the first detection part extends into a cavity of a cylinder body of a diesel engine, the edge of the first detection part is abutted against the inner wall of the cylinder body of the diesel engine, when the second detection part extends into the cavity of the cylinder body of the diesel engine, the edge of the second detection part is abutted against the inside of the cylinder body of the diesel engine, the first detection part is positioned at one end of the cavity of the cylinder body of the diesel engine, the second detection part is positioned at the other end of the cavity of the cylinder body of the diesel engine, the first detection part and the second detection part are inserted from the two ends of the cavity of the cylinder body simultaneously, and are matched with the bulge on the second detection part, and then whether the central axes of the two cylinder cavities coincide is determined.
Description
Technical Field
The application belongs to the technical field of diesel engine cylinder body axiality detection, and particularly relates to a diesel engine cylinder body axiality detection device.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The cylinder body of diesel engine need pass through multichannel quality control procedure when shifting to the equipment workshop from the machinery factory or getting into the assembly workshop from the factory, and detect the technical survey that then includes preliminary detection and assembly workshop to the axiality of diesel engine cylinder body cavity, preliminary detection includes the jumbo size of diesel engine cylinder body and detects, whether detect according to drawing processing design, cylinder body surface detection and cylinder body cavity axiality's detection etc. a large amount of detection processes make preliminary detection efficiency very low, especially there is the preliminary detection difficulty in the axiality detection, lack specialized tool and detect inaccurate problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the application provides a diesel engine cylinder body axiality detection device.
The utility model provides a diesel engine cylinder body axiality detection device, this application is through two first detection portion and the second detection portion that mutually support and use, inserts simultaneously from the both ends of cylinder body cavity to make the marginal first pulley butt at the edge of cylinder body cavity, through protruding and the sunken cooperation in the second detection portion on the first detection portion, and then confirm whether the central axis of two cylinder body cavities coincides.
In order to achieve the purpose, the following technical scheme is adopted in the application:
diesel engine cylinder body axiality detection device, including first detection portion and the second detection portion of mutually supporting, the center of first detection portion is provided with first feeler lever, be provided with the arch on the first feeler lever, the center of second detection portion is provided with the second feeler lever, be provided with on the second feeler lever with protruding complex recess, when first detection portion stretches into diesel engine cylinder body cavity, the marginal butt of first detection portion is at diesel engine cylinder body inner wall, when the second detection portion stretches into diesel engine cylinder body cavity, the marginal butt of second detection portion is inside the diesel engine cylinder body, first detection portion is located the one end of diesel engine cylinder body cavity, the second detection portion is located the other end of diesel engine cylinder body cavity.
Further, be provided with first fixed plate on the first detection portion, the articulated first dwang that is provided with on the first fixed plate, first dwang is kept away from first fixed plate one end and is provided with first pulley, when first detection portion stretches into diesel engine cylinder cavity, first pulley periphery butt is on diesel engine cylinder body inner wall, be provided with the second fixed plate on the second detection portion, the articulated second dwang that is provided with on the second fixed plate, second fixed plate one end is kept away from to the second dwang is provided with the second pulley, when second detection portion stretches into diesel engine cylinder cavity, second pulley periphery butt is on diesel engine cylinder body inner wall.
Furthermore, a first fixed shaft is fixedly mounted on the first fixed plate, a bearing is arranged on the first rotating rod in an interference mode, the outer periphery of the first fixed shaft is in interference fit with the inner periphery of the bearing on the first rotating rod, a second fixed shaft is fixedly mounted on the second fixed plate, a bearing is arranged on the second rotating rod in an interference mode, and the outer periphery of the second fixed shaft is in interference fit with the inner periphery of the bearing on the second rotating rod.
Further, the first fixing plate and the first fixing shaft are integrally formed, or a first hole is formed in the first fixing plate, the first fixing shaft is fixed in the first hole in an interference mode, the second fixing plate and the second fixing shaft are integrally formed, or a second hole is formed in the second fixing plate, and the second fixing shaft is fixed in the second hole in an interference mode.
Furthermore, a groove is formed in the first rotating rod, a first pulley is hinged in the groove, a groove is formed in the second rotating rod, and a second pulley is hinged in the groove.
Furthermore, a bearing is arranged in the first pulley, a first hinged shaft is arranged on the inner periphery of the bearing in an interference mode, two ends of the first hinged shaft are fixed on the first rotating rod, a bearing is arranged in the second pulley, a second hinged shaft is arranged on the inner periphery of the bearing in an interference mode, and two ends of the second hinged shaft are fixed on the second rotating rod.
Furthermore, first limiting blocks are arranged at two ends of the first rotating rod and fixed on the first fixing plate, second limiting blocks are arranged at two ends of the second rotating rod and fixed on the second fixing plate.
Further, first stopper is magnet, be provided with on the first dwang with magnet magnetic force complex's iron board, when first dwang rotates to first stopper department, first dwang adsorbs together with first stopper, and the second stopper is magnet, is provided with on the second dwang with magnet magnetic force complex's iron board, when the second dwang rotates to second stopper department, the second dwang adsorbs together with the second stopper.
Further, the quantity of first dwang is three, when first pulley on the first dwang and diesel engine cylinder body inner wall butt, the contained angle between the adjacent first dwang is 120 degrees, the quantity of second dwang is three, when second pulley on the second dwang and diesel engine cylinder body inner wall butt, the contained angle between the adjacent second dwang is 120 degrees, the skew takes place easily for two dwangs, four and four above preparation are comparatively troublesome, and final detection conclusion and three dwang basic samely, the use of three dwang is the most suitable.
Further, the protrusion is cylindrical, and the groove is cylindrical, which is the most easily processed, and is also easy to match and detect the matching tolerance and the like.
Compared with the prior art, the beneficial effect of this application is:
this application carries out the detection of axiality from the both ends of cylinder body cavity, utilize the first feeler lever that stretches into from one end and the second feeler lever cooperation that stretches into from the other end, in the recess of second feeler lever can be inserted to the arch on first feeler lever, then explain the axiality does not have the problem, in the recess of second feeler lever can not be inserted to the arch on first feeler lever, then explain the axiality and have a problem, this kind of simple and easy use tools need not place the diesel engine cylinder body on dedicated platform, especially adapted diesel engine cylinder body's preliminary detection.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
1. The device comprises a first fixing plate, a first rotating rod, a first pulley, a first contact rod, a protrusion, a first limiting block, a first handle, a first detecting part and a second handle, wherein the first fixing plate 2, the first rotating rod 3, the first pulley, the first contact rod 4, the first contact rod 5, the protrusion 6, the first limiting block 7, the first handle 10 and the first detecting part are arranged on the first fixing plate;
11. a second fixing plate 12, a second rotating rod 13, a second pulley 14, a second feeler lever 15, a groove 16, a second limiting block 17, a second grip 20 and a second detecting part;
30. diesel engine cylinder 40, cylinder cavity.
In the figure:
fig. 1 is a schematic view of the overall structure of a first detection unit according to the present invention.
Fig. 2 is a schematic view of the overall structure of the first detecting unit in another direction according to the present invention.
Fig. 3 is a schematic front view of the first detecting portion of the present application.
Fig. 4 is a schematic top view of the first detecting unit according to the present application.
Fig. 5 is a schematic view of an internal structure of the first detection unit according to the present application.
Fig. 6 is a schematic view of the entire structure of the second detecting unit according to the present invention in one direction.
Fig. 7 is a schematic view of the overall structure of the second detecting unit according to the present invention in another direction.
Fig. 8 is a schematic front view of a second detecting portion according to the present application.
Fig. 9 is a schematic top view of a second detecting portion according to the present application.
Fig. 10 is a schematic view of the internal structure of the second detection unit according to the present application.
Fig. 11 is a schematic view of the first detecting portion and the second detecting portion of the present application.
The specific implementation mode is as follows:
the present application will be further described with reference to the following drawings and examples.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present disclosure, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only relational terms determined for convenience in describing structural relationships of the parts or elements of the present disclosure, and do not refer to any parts or elements of the present disclosure, and are not to be construed as limiting the present disclosure.
Example 1
The embodiment is a device for detecting the coaxiality of a cavity on a diesel engine cylinder body, and comprises a first detection part and a second detection part which are matched with each other, wherein in the embodiment, the first detection part comprises a first fixing plate, a fixing shaft is installed on the first fixing plate, a first rotating rod is arranged on the fixing shaft, as a specific implementation scheme, the first fixing plate is circular, square or other irregular shapes, taking the circular which is easiest to process as an example, the fixing shaft is fixedly installed on the first fixing plate, as an implementation scheme 1, when the first fixing plate is a metal plate made of aluminum alloy, a through hole or a blind hole is formed in the first fixing plate, which is called a first hole, and a rod made of aluminum alloy is inserted on the first hole of the first fixing plate as the fixing shaft, so that the fixing shaft and the first hole of the first fixing plate are in interference connection, when the first fixing plate is a plastic plate, the first fixing plate made of plastic and the fixing shaft made of plastic can be integrally formed.
The first rotating rod is installed on the fixed shaft, for example, a bearing installation hole is formed in the first rotating rod at one end where the first rotating rod is matched with the fixed shaft, a bearing is fixedly installed in the bearing installation hole, the bearing is installed in the bearing installation hole in an interference mode, the outer periphery of the fixed shaft is installed in the inner periphery of the bearing in an interference mode, and then the first rotating rod rotates on the fixed shaft.
The end of the first rotating rod, which is far away from the fixed shaft, is provided with a first pulley, as a specific embodiment, the first rotating rod is provided with a groove, a rotatable first pulley is arranged in the groove, for example, the center of the first pulley is provided with a through hole, a hinge shaft passes through the through hole at the center of the first pulley, a bearing is installed on the through hole of the first pulley such that the outer circumference of the hinge shaft abuts against the inner circumference of the bearing, the outer circumference of the bearing abuts against the inner circumference of the through hole, a through hole is arranged on the first rotating rod and is communicated with the groove on the first rotating rod, the central axis of the through hole on the first rotating rod is aligned with the central axis of the bearing on the first pulley, and the hinged shaft penetrates through the through hole in the first rotating rod and the inner periphery of the bearing, so that the hinged shaft and the through hole in the first rotating rod and the inner periphery of the bearing are in interference fit.
As an implementation scheme, a first limiting block is fixedly installed on a first fixing plate and used for limiting the position of a first rotating rod, for example, the first limiting block adopts a magnet, a matching plate matched with the magnet is installed on the side surface of the first rotating rod, for example, the matching plate is an iron plate, the first limiting blocks are installed on two sides of the first rotating rod, so that one first rotating rod can move between the two first limiting blocks, due to the eccentric position of the fixed shaft, the central position of a first pulley at the edge of the first rotating rod, away from the first fixing plate, changes, and the first rotating rod and the first limiting block are fixed through magnetic force matching.
As a further embodiment, the first fixing plate includes two parallel blocks, the first limiting block and the first rotating rod are disposed in a gap between the two first fixing plates, the first contact rod is mounted on the first fixing plate, the first contact rod is fixed at a central position of the first fixing rod, and a protrusion is disposed at an end of the first contact rod away from the first fixing rod, for example, the protrusion of the present application is a cylindrical structure.
The structure of second detection portion is roughly the same with the structure of first detection portion, the second detection portion is by first fixed plate, and articulated installation second dwang on the second fixed plate, then articulated installation second pulley on the second dwang, the difference lies in, articulated installation second feeler lever and fixed mounting second stopper on the second fixed plate, the one end that the second dead lever was kept away from to the second feeler lever is seted up flutedly, make arch on the first feeler lever and recess on the second feeler lever can cooperate the use, the size difference in each position is located to other difference.
When the detection device is used, the first rotating rod of the first detection part is rotated, so that the edge of the first pulley is abutted against the inner wall of the cylinder cavity, the first rotating rod and the first limiting block are adsorbed together according to design, the first pulley can be abutted against the inner wall of the cylinder cavity, the first detection part extends from one end of the cylinder cavity and pushes the first detection part to advance, the second detection part is pushed from the other end of the cylinder cavity, the second pulley of the second detection part is abutted against the inner periphery of the cylinder cavity, along with the gradual approach of the first detection part and the second detection part, after multiple measurements, the bulge of the first touch rod is inserted into the groove of the second touch rod, the coaxiality of the cylinder cavity of the diesel engine is proved to be free from problems, the next detection can be carried out, if the bulge of the first touch rod is not inserted into the groove of the second touch rod, and the multiple measurements can be free from cooperation, the coaxiality of the cavities of the diesel engine cylinder bodies is problematic, and the return or the re-processing is needed.
Another key point of this application lies in, can not harm cylinder body cavity inner wall during the detection, and ordinary bearing is when as the pulley, more or less can cause the damage to cylinder body cavity inner wall, and present practice is to paint lubricating oil on the surface of bearing to reduce the damage of pulley surface and cylinder body cavity inner wall, can also replace the pulley with rubber, need adopt hard rubber.
As a further embodiment, for conveniently pushing or taking out the first detection portion and the second detection portion, a first handle is disposed at one end of the first fixing plate away from the first feeler lever, so that the user can push the first detection portion through the first handle, a second handle is disposed at one end of the second fixing plate away from the second feeler lever, so that the user can push the second detection portion through the second handle, and the first feeler lever and the second feeler lever can move towards the inside of the cylinder cavity.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Although the embodiments of the present application have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present application, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive effort by those skilled in the art.
Claims (10)
1. Diesel engine cylinder body axiality detection device, characterized by: the detection device comprises a first detection part and a second detection part which are matched with each other, wherein a first contact rod is arranged at the center of the first detection part, a bulge is arranged on the first contact rod, a second contact rod is arranged at the center of the second detection part, and a groove matched with the bulge is arranged on the second contact rod;
when first detection portion stretched into diesel engine cylinder body cavity, the marginal butt of first detection portion was at diesel engine cylinder body inner wall, when the second detection portion stretched into diesel engine cylinder body cavity, the marginal butt of second detection portion was inside the diesel engine cylinder body, and first detection portion is located the one end of diesel engine cylinder body cavity, and the second detection portion is located the other end of diesel engine cylinder body cavity.
2. The diesel engine cylinder coaxiality detection device as claimed in claim 1, wherein a first fixing plate is arranged on the first detection portion, a first rotating rod is hinged to the first fixing plate, a first pulley is arranged at one end, away from the first fixing plate, of the first rotating rod, and when the first detection portion extends into the diesel engine cylinder cavity, the periphery of the first pulley abuts against the inner wall of the diesel engine cylinder;
be provided with the second fixed plate on the second detection portion, the articulated second dwang that is provided with on the second fixed plate, the second fixed plate one end is kept away from to the second dwang is provided with the second pulley, and when the second detection portion stretched into diesel engine cylinder body cavity, second pulley periphery butt was on diesel engine cylinder body inner wall.
3. The diesel engine cylinder coaxiality detecting device as claimed in claim 2, wherein a first fixed shaft is fixedly mounted on the first fixed plate, a bearing is arranged on the first rotating rod in an interference fit manner, and the outer periphery of the first fixed shaft is in interference fit with the inner periphery of the bearing on the first rotating rod;
a second fixing shaft is fixedly mounted on the second fixing plate, a bearing is arranged on the second rotating rod in an interference mode, and the periphery of the second fixing shaft is in interference fit with the inner periphery of the bearing on the second rotating shaft.
4. The diesel engine cylinder block coaxiality detecting device as claimed in claim 3, wherein the first fixing plate and the first fixing shaft are integrally formed, or a first hole is formed in the first fixing plate, and the first fixing shaft is fixed in the first hole in an interference manner;
the second fixing plate and the second fixing shaft are integrally formed, or a second hole is formed in the second fixing plate, and the second fixing shaft is fixed in the second hole in an interference mode.
5. The diesel engine cylinder block coaxiality detection device as in claim 2, wherein the first rotating rod is provided with a groove, a first pulley is hinged in the groove, the second rotating rod is provided with a groove, and a second pulley is hinged in the groove.
6. The diesel engine cylinder block coaxiality detecting device as recited in claim 2, wherein a bearing is provided in the first pulley, a first hinge shaft is provided on an inner circumference of the bearing in an interference manner, and both ends of the first hinge shaft are fixed to the first rotating rod;
and a bearing is arranged in the second pulley, a second articulated shaft is arranged on the inner periphery of the bearing in an interference manner, and two ends of the second articulated shaft are fixed on the second rotating rod.
7. The diesel engine cylinder block coaxiality detection device according to claim 2, wherein first limit blocks are arranged at two ends of the first rotating rod and fixed on the first fixing plate;
and second limiting blocks are arranged at two ends of the second rotating rod and fixed on the second fixing plate.
8. The diesel engine cylinder coaxiality detecting device as claimed in claim 7, wherein the first limiting block is a magnet, the first rotating rod is provided with an iron plate which is in magnetic cooperation with the magnet, and when the first rotating rod rotates to the first limiting block, the first rotating rod and the first limiting block are adsorbed together;
the second stopper is magnet, is provided with on the second dwang with magnet magnetic force complex iron board, when the second dwang rotated to second stopper department, the second dwang adsorbed with the second stopper together.
9. The diesel engine cylinder coaxiality detection device as claimed in claim 2, wherein the number of the first rotating rods is three, and when the first pulleys on the first rotating rods are abutted with the inner wall of the diesel engine cylinder, the included angle between the adjacent first rotating rods is 120 degrees;
the quantity of second dwang is three, and when second pulley on the second dwang and diesel engine cylinder body inner wall butt, the contained angle between the adjacent second dwang is 120 degrees.
10. The diesel engine cylinder block coaxiality detection device according to claim 1, wherein the protrusion is cylindrical, and the groove is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120776077.3U CN214747733U (en) | 2021-04-16 | 2021-04-16 | Diesel engine cylinder coaxiality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120776077.3U CN214747733U (en) | 2021-04-16 | 2021-04-16 | Diesel engine cylinder coaxiality detection device |
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| Publication Number | Publication Date |
|---|---|
| CN214747733U true CN214747733U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120776077.3U Active CN214747733U (en) | 2021-04-16 | 2021-04-16 | Diesel engine cylinder coaxiality detection device |
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| Country | Link |
|---|---|
| CN (1) | CN214747733U (en) |
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2021
- 2021-04-16 CN CN202120776077.3U patent/CN214747733U/en active Active
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