CN220912203U - Device for measuring conical surface angle of cylinder cover seat ring - Google Patents
Device for measuring conical surface angle of cylinder cover seat ring Download PDFInfo
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- CN220912203U CN220912203U CN202322654041.XU CN202322654041U CN220912203U CN 220912203 U CN220912203 U CN 220912203U CN 202322654041 U CN202322654041 U CN 202322654041U CN 220912203 U CN220912203 U CN 220912203U
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- axis
- seat ring
- measuring
- base
- cylinder cover
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- 238000005259 measurement Methods 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004441 surface measurement Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a device for measuring the conical surface angle of a cylinder cover seat ring, which comprises a base, an X-axis dial gauge and a Y-axis dial gauge, wherein the X-axis dial gauge and the Y-axis dial gauge are arranged on the base through connecting pieces, an X-axis lever is arranged on the base through the connecting pieces, a measuring head of the X-axis dial gauge is contacted with one end of the X-axis lever, the other end of the X-axis lever can be contacted with the surface of the cylinder cover seat ring to be measured during measurement, the measuring head of the Y-axis dial gauge is arranged on a valve line of the cylinder cover seat ring to be measured, and a guide assembly is further arranged on the base. The device for measuring the angle of the conical surface of the cylinder cover seat ring adopts the self-made seat ring conical surface angle measuring device with the lever structure, the Y-axis dial indicator is vertically arranged, and in the measuring process, the gauge head is always pressed on a valve line of the cylinder cover seat ring, so that the measuring accuracy is ensured.
Description
Technical Field
The utility model relates to the field of cylinder cover seat ring detection, in particular to the field of detection of short conical surface measurement length of a cylinder cover thinned seat ring, and specifically relates to a device for measuring the conical surface angle of a cylinder cover seat ring.
Background
After finishing finish machining of the cylinder cover seat ring, the key size of the seat ring needs to be detected, including the depth of the valve line of the seat ring, the runout of the seat ring surface, the coaxiality, the straightness, the angle of the conical surface of the seat ring and the like, whether the size is qualified or not directly influences the air tightness of the seat ring and the air valve of the diesel engine, and finally influences the performance and emission of the diesel engine, which is the most critical part of the diesel engine.
The original cylinder cover seat ring is a non-thinned seat ring, the length of the conical surface of the seat ring is 3.13mm, 120-degree angle of the conical surface is measured through the nips Ding Jian, the problem that the seat ring is eccentrically worn and the valve oil seal is separated out is solved by matching with MC07 national six-high-efficiency model development, the thinning design is changed to the existing seat ring, the length of the conical surface is changed to 2.47mm, the original nips Ding Jian cannot be measured, and meanwhile, the angle of the seat ring cannot be detected by the universal angle measuring gauge, so that serious quality risks exist in the processing process of the thinned seat ring cylinder cover.
Disclosure of Invention
The utility model aims to solve the problem that the angle of the conical surface of the seat ring cannot be measured by a self-made gauge in the prior art, and aims to invent a self-made gauge measuring device so as to meet the conical surface angle measuring requirement of a thinned cylinder cover seat ring, and a device for measuring the conical surface angle of the cylinder cover seat ring is formed.
The device for measuring the conical surface angle of the cylinder cover seat ring comprises a base, and an X-axis dial indicator and a Y-axis dial indicator which are arranged on the base through connecting pieces;
The device is characterized in that a rotatable X-axis lever is arranged on the base through a connecting piece, a measuring head of the X-axis dial gauge is contacted with one end of the X-axis lever, the other end of the X-axis lever can be contacted with a measured cylinder cover seat ring surface during measurement, and the measuring head of the Y-axis dial gauge is arranged on a valve line of the measured cylinder cover seat ring;
The base is also provided with a guide component which can enable the gauge to stably run up and down.
Further, the base is of an annular structure, and the detection end of the X-axis lever and the measuring head of the Y-axis dial indicator penetrate through the hollow in the middle of the base and respectively extend to a position which can be in surface contact with the measured cylinder cover seat ring and a position on a valve line of the measured cylinder cover seat ring during measurement.
Further, an X-axis meter frame is fixedly installed on the base, the X-axis meter frame is of an L-shaped structure, a horizontal section of the X-axis meter frame is fixedly connected with the base, an X-axis dial indicator is horizontally fixed on a vertical section of the X-axis meter frame and a measuring head of the X-axis dial indicator points to the circle center direction of the base, and an X-axis lever is rotatably installed on one end of the circle center of the base, which is oriented to the horizontal section of the X-axis meter frame.
Specifically, the X-axis levers are respectively 1: and 3, taking the rotation center of the X-axis lever and the X-axis meter frame as a boundary, wherein the rotation center is 1 in proportion to the position contacted with the tested cylinder cover seat ring, and the rotation center is 3 in proportion to the position contacted with the measuring head of the X-axis meter.
Further, the upper end of the X-axis lever is rotatably connected with an X-axis U-shaped bracket, and the X-axis lever is contacted with the measuring head of the X-axis dial indicator through the X-axis U-shaped bracket.
Further, the end of the X-axis lever, which is contacted with the tested cylinder cover seat ring, adopts a round head structure, so that real-time lamination with the seat ring conical surface can be realized, and the measurement accuracy is ensured.
Further, fixed mounting has the guide bar seat on the base, the guide bar seat is T type structure, the guide bar seat includes horizontal mounting panel and vertical slide bar, horizontal mounting panel with base fixed connection, vertical slide bar downwardly extending and with cylinder cap seat insert pipe sliding connection.
Further, a guide rod supporting seat is fixedly arranged on the vertical sliding rod in the guide rod seat, the guide rod supporting seat is connected with the horizontal mounting plate in the guide rod seat through a bolt and a nut, and a guide cylindrical pin penetrating through the horizontal mounting plate and in sliding connection with the guide cylindrical pin is further arranged on the guide rod supporting seat;
and a compression spring is fixedly arranged between the horizontal mounting plate in the guide rod seat and the guide rod supporting seat.
Further, the degrees of the X-axis dial indicator and the Y-axis dial indicator are calculated to obtain the cylinder cover seat ring conical surface angle through an arctan (X-axis indication/3*Y axis indication) formula.
The utility model has the beneficial effects that: according to the device for measuring the angle of the conical surface of the cylinder cover seat ring, disclosed by the utility model, the lever structure can be built through the X-axis meter frame, the X-axis lever bracket and the X-axis lever, the movement distance of maximum 1.2mm in the X-axis direction can be enlarged to 3.6mm according to the proportion of 1:3, the measuring precision level is improved through the detection of the dial indicator, meanwhile, the end part of the lever adopts a round head structure, the real-time lamination with the conical surface of the seat ring can be realized, and the measuring accuracy is ensured. Before use, the height direction adjustment can be realized through the compression spring, the socket head cap screw and the cylindrical pin, the measuring head of the measuring tool is ensured to be in close contact with the seat ring, and the guide rod part on the guide rod seat can be in clearance fit with the guide pipe of the cylinder cover seat ring, so that the stability of the measuring tool in the up-and-down movement process is ensured.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.
Drawings
For a clearer description of an embodiment of the present utility model or a technical solution in the prior art, the drawings that need to be used in the embodiment will be briefly described, it will be apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person of ordinary skill in the art;
FIG. 1 is a schematic view showing an operation state of an embodiment of an angle measuring device of the present utility model;
FIG. 2 is a schematic view showing the overall structure of an embodiment of the angle measuring device of the present utility model;
FIG. 3 is a schematic view showing a partial structure of an embodiment of the angle measuring device of the present utility model;
FIG. 4 is an enlarged view of a part of the structure of FIG. 3;
FIG. 5 is a schematic view of an X-axis lever connection structure;
FIG. 6 is a schematic view of a guide rod holder structure;
In the figure: 101. an angle measuring device; 102. an X-axis dial gauge; 103. y-axis dial gauge; 104. a Y-axis meter frame; 105. a base; 106. a guide rod supporting seat; 107. a guide rod seat; 108. an X-axis lever; 109. an X-axis meter frame; 110. a guide cylindrical pin; 112. a compression spring; 113. a bolt and a nut; 114. the Y-axis dial indicator is connected with the connector; 115. the X-axis dial indicator is connected with the joint; 116. an X-axis U-shaped bracket.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
A device for cylinder head race cone angle measurement according to the present utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1, a cylinder cover seat ring conduit is fixedly installed in the cylinder cover, and the angle measuring device 101 passes through the cylinder cover seat ring conduit and slides up and down to measure the angle of the conical surface of the seat ring.
As shown in fig. 2, 3 and 6, the angle measuring device 101 includes a base 105, an X-axis meter frame 109 is fixedly mounted on the left upper end surface of the base 105 (the position of the X-axis meter relative to a cylinder cover seat ring to be measured is left), the X-axis meter frame 109 is in an L-shaped structure, a horizontal section in the X-axis meter frame 109 is fixedly mounted on the left upper end surface of the base 105, a mounting table protruding rightward is arranged at the right end of the horizontal section of the X-axis meter frame 109, an X-axis lever 108 is rotatably connected to the mounting table on the X-axis meter frame 109, an X-axis meter connector 115 is fixedly mounted at the upper end of the vertical section of the X-axis meter frame 109, an X-axis meter 102 is mounted on the X-axis meter frame 109 through the X-axis meter connector 115, and a measuring head of the X-axis meter 102 passes through the vertical section of the X-axis meter frame 109 and protrudes rightward by a distance.
The right upper end face of the base 105 is fixedly provided with a Y-axis meter frame 104, the Y-axis meter frame 104 is provided with a boss extending leftwards, the boss is provided with a mounting hole, a Y-axis dial indicator connector 114 is fixedly arranged in the mounting hole of the boss, a Y-axis dial indicator 103 is fixedly arranged on the Y-axis meter frame 104 through the Y-axis dial indicator connector 114, a measuring head of the Y-axis dial indicator 103 penetrates through the boss of the Y-axis meter frame 104 and extends downwards, and the measuring head of the Y-axis dial indicator 103 is arranged on a valve line of a cylinder cover seat ring to be measured.
The up end fixed mounting of base 105 has guide bar seat 107, and guide bar seat 107 is T type structure, and the horizontal mounting panel both ends of guide bar seat 107 are all fixed respectively at the front side up end and the rear side up end of base 105 through the bolt, and the vertical slide bar of guide bar seat 107 downwardly extending just with cylinder cap seat insert pipe sliding connection.
The guide rod supporting seat 106 is fixedly arranged on the vertical sliding rod of the guide rod seat 107.
As shown in fig. 4, two bolt nuts 113 and two guide cylindrical pins 110 are fixedly installed on the guide rod supporting seat 106, the two bolt nuts 113 are respectively fixed at the left front and the right rear of the base at the upper end of the guide rod supporting seat 106 and symmetrical with respect to the guide rod seat 107, the two guide cylindrical pins 110 are respectively fixed at the right front and the left rear of the base at the upper end of the guide rod supporting seat 106 and symmetrical with respect to the guide rod seat 107, a compression spring 112 is fixedly installed between the upper end surface of the guide rod supporting seat 106 and the lower end surface of the horizontal installation plate of the guide rod seat 107, and the compression spring 112 is arranged around the vertical sliding rod of the guide rod seat 107.
The bolt and nut 113 and the guide cylindrical pin 110 are arranged in a clearance with the guide rod seat 107, and the moving distance is limited by the nut position on the bolt and nut 113.
As shown in fig. 5, the action force arm of the X-axis lever 108 is regarded as a whole, the rotation joint of the X-axis lever 108 and the X-axis meter frame 109 is 1/3 of the action force arm of the X-axis lever 108, the rotation point is taken as the center of a circle, the rotation point extends upwards to 2/3 of the straight line where the X-axis lever 108 is located, the X-axis U-shaped bracket 116 is rotationally connected, the X-axis U-shaped bracket 116 contacts with the measuring head of the X-axis dial gauge 102, and the lower end of the X-axis lever 108 has a circular structure and can be attached to the conical surface of the seat ring in real time during measurement.
The application method of the device for measuring the conical surface angle of the cylinder cover seat ring comprises the following steps:
(1) Before use, the guide adjustment is carried out through the compression spring 112, the bolt nut 113 and the guide cylindrical pin 110, so that the round measuring head of the X-axis lever 108 and the measuring head of the Y-axis dial gauge can be respectively in close contact with the measured seat ring during measurement;
(2) Placing a vertical sliding rod of a guide rod seat 107 into a cylinder cover seat ring guide pipe, and propping the lower end surface of a guide rod supporting seat 106 against the upper end surface of the cylinder cover seat ring guide pipe;
(3) Manually compressing the compression spring 112 to enable the circular measuring head of the X-axis lever 108 and the measuring head of the Y-axis dial gauge 103 to move up and down for measuring the readings of the X axis and the Y axis of the conical surface of the cylinder cover seat ring;
(4) The angle of the conical surface of the lever race is calculated by the formula arctan (X-axis index/3*Y-axis index) according to the measurement data of the X-axis index 102 and the Y-axis index 103.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (9)
1. The device for measuring the conical surface angle of the cylinder cover seat ring comprises a base, and an X-axis dial indicator and a Y-axis dial indicator which are arranged on the base through connecting pieces;
The device is characterized in that a rotatable X-axis lever is arranged on the base through a connecting piece, a measuring head of the X-axis dial gauge is contacted with one end of the X-axis lever, the other end of the X-axis lever can be contacted with a measured cylinder cover seat ring surface during measurement, and the measuring head of the Y-axis dial gauge is arranged on a valve line of the measured cylinder cover seat ring;
The base is also provided with a guide component which can enable the gauge to stably run up and down.
2. The device for measuring the conical surface angle of the cylinder head seat ring according to claim 1, wherein the base is of an annular structure, and the detection end of the X-axis lever and the measuring head of the Y-axis dial indicator penetrate through the hollow in the middle of the base and respectively extend to a position capable of being contacted with the surface of the cylinder head seat ring to be measured during measurement and a position on a valve line of the cylinder head seat ring to be measured.
3. The device for measuring the conical surface angle of the cylinder cover seat ring according to claim 1, wherein an X-axis meter frame is fixedly installed on the base, the X-axis meter frame is of an L-shaped structure, a horizontal section of the X-axis meter frame is fixedly connected with the base, the X-axis dial indicator is horizontally fixed on a vertical section of the X-axis meter frame, a measuring head of the X-axis dial indicator points to the direction of the center of a circle of the base, and the X-axis lever is rotatably installed on one end of the horizontal section of the X-axis meter frame, which faces the center of a circle of the base.
4. A device for cylinder head race cone angle measurement according to claim 3, wherein said X-axis levers are proportioned to 1: and 3, taking the rotation center of the X-axis lever and the X-axis meter frame as a boundary, wherein the rotation center is 1 in proportion to the position contacted with the tested cylinder cover seat ring, and the rotation center is 3 in proportion to the position contacted with the measuring head of the X-axis meter.
5. A device for measuring the angle of the conical surface of a cylinder cover seat ring according to claim 3, wherein the upper end of the X-axis lever is rotatably connected with an X-axis U-shaped bracket, and the X-axis lever is contacted with the measuring head of the X-axis dial indicator through the X-axis U-shaped bracket.
6. A device for measuring the angle of the conical surface of a cylinder cover seat ring according to claim 3, wherein one end of the X-axis lever, which is contacted with the cylinder cover seat ring to be measured, adopts a round head structure.
7. The device for measuring the conical surface angle of the cylinder head seat ring according to claim 1, wherein the base is fixedly provided with a guide rod seat, the guide rod seat is of a T-shaped structure, the guide rod seat comprises a horizontal mounting plate and a vertical sliding rod, the horizontal mounting plate is fixedly connected with the base, and the vertical sliding rod extends downwards and is in sliding connection with the cylinder head seat ring guide pipe.
8. The device for measuring the angle of the conical surface of the cylinder head seat ring according to claim 7, wherein a guide rod supporting seat is fixedly arranged on the vertical sliding rod in the guide rod seat, the guide rod supporting seat is connected with the horizontal mounting plate in the guide rod seat through a bolt and a nut, and a guide cylindrical pin penetrating through the horizontal mounting plate and in sliding connection with the guide rod supporting seat is further arranged on the guide rod supporting seat.
9. The device for measuring the angle of the conical surface of the cylinder head seat ring according to claim 8, wherein a compression spring is fixedly arranged between the horizontal mounting plate in the guide rod seat and the guide rod supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322654041.XU CN220912203U (en) | 2023-09-28 | 2023-09-28 | Device for measuring conical surface angle of cylinder cover seat ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322654041.XU CN220912203U (en) | 2023-09-28 | 2023-09-28 | Device for measuring conical surface angle of cylinder cover seat ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912203U true CN220912203U (en) | 2024-05-07 |
Family
ID=90918144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322654041.XU Active CN220912203U (en) | 2023-09-28 | 2023-09-28 | Device for measuring conical surface angle of cylinder cover seat ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912203U (en) |
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2023
- 2023-09-28 CN CN202322654041.XU patent/CN220912203U/en active Active
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