CN216770542U - Special gauge for diameter of arc surface of inner hole of special-shaped antiwear ring - Google Patents
Special gauge for diameter of arc surface of inner hole of special-shaped antiwear ring Download PDFInfo
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- CN216770542U CN216770542U CN202220536723.3U CN202220536723U CN216770542U CN 216770542 U CN216770542 U CN 216770542U CN 202220536723 U CN202220536723 U CN 202220536723U CN 216770542 U CN216770542 U CN 216770542U
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- 206010066054 Dysmorphism Diseases 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 16
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of anti-wear ring detection equipment, in particular to a special detection tool for the diameter of an inner hole arc surface of a special-shaped anti-wear ring, which comprises a bottom plate, wherein an annular placing table is arranged on the bottom plate, a raised centering disc is arranged on the bottom plate corresponding to the center of the placing table, an annular exhaust groove, a plurality of longitudinal exhaust grooves and a plurality of air outlet holes are arranged on the outer wall of the centering disc, the air outlet holes correspond to the center of the inner arc surface of the special-shaped anti-wear ring, the number of the longitudinal exhaust grooves is the same as the number of the air outlet holes and is even, the longitudinal exhaust grooves correspond to the air outlet holes one by one, the air outlet holes are positioned in a second groove, the second groove is communicated with the corresponding longitudinal exhaust groove, and each longitudinal exhaust groove is communicated with the annular exhaust groove; two air outlet holes on the same diameter of the centering disc are connected with the pneumatic measuring instrument through an air inlet pipe. The utility model has the advantages of simple and reasonable structure, convenient operation, high detection precision, stable detection result, wide application range and strong practicability.
Description
Technical Field
The utility model relates to the technical field of anti-wear ring detection equipment, in particular to a special detection tool for the diameter of an arc surface of an inner hole of a special-shaped anti-wear ring.
Background
The hole top position of cylinder jacket disposes the special-shaped ring work piece that wear-resistants of a special construction, and this special-shaped ring structure that wear-resistants is different from the ring that wear-resistants of ordinary structure, and its particularity lies in following several points: 1. the special-shaped antiwear ring is formed by fixedly connecting two concentric cylinders up and down, the diameters of inner holes of the two cylinders are the same, and the outer diameter of the cylinder at the bottom is smaller than that of the cylinder at the top. 2. The outer circle surface of the bottom cylinder is used for assembling to the top end position of the cylinder jacket hole, the outer circle surface of the bottom cylinder and the inner hole surface of the top end position of the cylinder jacket are in clearance fit, the lower end face of the bottom cylinder is fixed in the cylinder jacket in a contact mode, 3, the upper end face of the outer circle surface of the top cylinder plays a role in preventing flame from corroding the cylinder gasket, and a gap is reserved between the lower end face of the outer circle surface of the top cylinder and the top end face of the cylinder jacket and is not in contact with the lower end face of the outer circle surface of the top cylinder. 4. A plurality of inner arc surfaces are uniformly distributed on the surface of the whole inner hole of the special-shaped anti-wear ring, the center line of the inner arc surface is parallel to the center line of the whole special-shaped anti-wear ring, and the inner arc surface has the function of avoiding interference with an air inlet valve and an exhaust valve during working in an engine. 5. The excircle surface of the top cylinder has an outer arc surface, the center line of the outer arc surface is parallel to the center line of the whole special-shaped antiwear ring, and the outer arc surface is used for accurately positioning the position of the special-shaped antiwear ring in the engine.
In the batch production of special-shaped anti-wear rings, a plurality of inner arc surfaces are uniformly distributed on the surface of an inner hole, the diameter of the inner arc surface needs to be detected quickly and accurately, so that the production precision of the special-shaped anti-wear rings is ensured, the detection process of the detection tool for the diameter of the inner arc surface of the special-shaped anti-wear ring in the prior art is complex and poor in operation, the detection precision is poor, the detection efficiency is low, and the modernized rapid production cannot be met, so that the technical problem is solved by an emergency special detection tool for the diameter of the inner arc surface of the special-shaped anti-wear ring.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a special checking fixture for the diameter of the arc surface of the inner hole of the special-shaped anti-wear ring, which comprises a bottom plate, wherein an annular placing table is arranged on the bottom plate, a raised centering disc is arranged on the bottom plate corresponding to the center of the placing table, and the centering disc and the placing table are matched with the special-shaped anti-wear ring;
the outer wall of the centering disc is provided with a circumferential exhaust groove, a plurality of longitudinal exhaust grooves and a plurality of air outlet holes, the plurality of air outlet holes are uniformly distributed along the circumferential direction of the outer wall of the centering disc, the air outlet corresponds to the center of the inner arc surface of the special-shaped anti-wear ring, the air outlet is close to the annular exhaust groove, the number of the longitudinal exhaust grooves is the same as that of the air outlet holes and is even, the longitudinal exhaust grooves correspond to the air outlet holes one by one, each longitudinal exhaust groove is arranged close to the corresponding air outlet hole, a second groove is arranged on the outer side of the air outlet hole, the air outlet hole is positioned in the second groove, the second groove is communicated with the corresponding longitudinal exhaust groove, each longitudinal exhaust groove is communicated with the annular exhaust groove, the annular exhaust groove and the longitudinal exhaust groove are used for ensuring the uniform exhaust of the centering disc and the stability of a detection result, meanwhile, the situation that the special-shaped anti-wear ring is tightly combined with the centering disc due to air pressure and is difficult to take out after the detection is finished is avoided;
two air outlet holes on the same diameter of the centering disc are connected with the pneumatic measuring instrument through an air inlet pipe.
Preferably, two first grooves are symmetrically formed in the top end of the placing table, and one sides of the first grooves penetrate through the inner wall of the placing table.
Preferably, place and be equipped with the location convex surface on the inner wall on platform top, the location convex surface matches with the outer arc face of special-shaped ring of wearing.
Preferably, four corners of the lower surface of the bottom plate are provided with flat plate adjusting bolts. The utility model also comprises other components which can ensure that the special checking tool for the diameter of the arc surface of the inner hole of the special-shaped antiwear ring can be normally used, such as a control component of a pneumatic measuring instrument, a control component (an air pump) for controlling air inlet of an air inlet pipe and the like, which are conventional technical means in the field. In addition, the devices or components not limited in the present invention all adopt the conventional technical means in the field, and the air gauge, the flat plate adjusting bolt and the like are all the conventional equipment in the field.
The working principle of the utility model is that a special-shaped anti-wear ring to be detected is sleeved on a centering disc, the position of the special-shaped anti-wear ring is adjusted, the outer arc surface of the special-shaped anti-wear ring is matched with a positioning convex surface at the top end of a placing table, at the moment, the gas outlet holes on the centering disc are ensured to be in one-to-one correspondence with the centers of the inner arc surfaces of the special-shaped anti-wear ring, then the two corresponding gas outlet holes are ventilated through a gas inlet pipe, the introduced gas is injected to the centers of the corresponding inner arc surfaces through the gas outlet holes and generates certain gas pressure, the gas pressure is reflected to a pneumatic measuring instrument connected with the gas inlet pipe, and the diameter of the inner arc surface can be obtained by reading the numerical value of the pneumatic measuring instrument. The problem of difficult detection of interior cambered surface diameter is solved.
To the odd-shaped structure ring of wearing that has interior arc surface or outer arc surface, can change according to the quantity of interior arc surface, adjust admitting air of intake pipe, the diameter that adapts to the interior arc surface of different dysmorphism rings of wearing detects, also can change the adjustment and improve according to the actual size that the dysmorphism encircled that wear simultaneously, to the centering disk and place the platform.
The utility model has the advantages of simple and reasonable structure, convenient operation, high detection precision, stable detection result, wide application range and strong practicability.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a special gauge for measuring the diameter of an inner hole arc surface of a special-shaped antiwear ring in an embodiment;
FIG. 2 is a schematic view of the structure of the centering disk of FIG. 1;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a schematic view of the structure of the lower surface of the bottom plate in fig. 2.
In the figure: 1. the device comprises a bottom plate, a placing table, a groove I, a special-shaped antiwear ring, a groove I, a groove II, an inner arc surface, a longitudinal exhaust groove 6, a centering disc 7, an annular exhaust groove 8, an air outlet hole 9, a positioning convex surface 10, an outer arc surface 11, an air inlet end 12, a flat plate adjusting bolt 13, a positioning convex surface 14 and a groove II.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.
Examples
As shown in fig. 1-4, the utility model provides a special gauge for the diameter of an inner hole arc surface of a special-shaped anti-wear ring, which comprises a bottom plate 1, wherein an annular placing table 2 is arranged on the bottom plate 1, a raised centering disc 7 is arranged on the bottom plate 1 corresponding to the center of the placing table 2, and the centering disc 7 and the placing table 2 are matched with the special-shaped anti-wear ring 4; the dysmorphism ring 4 that wear includes upper and lower fixed cylinder and lower cylinder, the central axis of going up cylinder and lower cylinder is located same straight line, and the internal diameter of going up cylinder and lower cylinder is the same, the external diameter of going up the cylinder is greater than the external diameter of cylinder down and places the internal diameter of platform 2, the external diameter of cylinder is not more than down places the internal diameter of platform 2, it is equipped with an outer arc surface 10 on the outer wall of cylinder to go up, the internal diameter that the dysmorphism ring 4 that wear matches with the external diameter of centering disk 7, follows four inner arc surfaces 5 of circumference evenly distributed on the inner wall of dysmorphism ring 4 that wear.
The outer wall of the centering disc 7 is provided with a circumferential exhaust groove 8, four longitudinal exhaust grooves 6 and four air outlet holes 9, the four air outlet holes 9 are uniformly distributed along the circumferential direction of the outer wall of the centering disc 7, the four air outlet holes 9 are respectively in one-to-one correspondence with the centers of four inner arc surfaces 5 of the special-shaped antiwear ring 4, the air outlet holes 9 are closely adjacent to the circumferential exhaust groove 8, each longitudinal exhaust groove 6 is closely adjacent to the corresponding air outlet hole 9, a second groove 14 is arranged on the outer side of each air outlet hole, the air outlet holes 9 are positioned in the second groove 14, the second grooves 14 are communicated with the corresponding longitudinal exhaust grooves 6, the air outlet end of each air outlet hole 9 is lower than the upper surface of the second grooves 14, and therefore when the antiwear special-shaped ring 4 needs to be taken down, air discharged from the air outlet holes 9 can smoothly enter the longitudinal exhaust grooves to be discharged, and each longitudinal exhaust groove 6 is communicated with the circumferential exhaust groove 8;
two air outlet holes 9 on the same diameter of the centering disc 7 are connected with the air-gauge through an air inlet pipe. Specifically, the inside two high pressure inlet channels that are equipped with of centering dish 7, a pair of two ventholes that lie in centering dish 7 same diameter and one of them high pressure admission line's the end of giving vent to anger are connected, another is connected with the end of giving vent to anger of another high pressure admission line to two ventholes 9 that lie in centering dish 7 same diameter, and two high pressure admission line's inlet end 11 is with two pneumatic measuring instruments of other through intake-tube connection, can read the interior arc surface diameter of two directions respectively through two pneumatic measuring instruments.
The top end of the placing table 2 is symmetrically provided with two first grooves 3, and one sides of the first grooves 3 penetrate through the inner wall of the placing table 2. This department sets up through two recesses one and presss from both sides the special-shaped ring that wear to take out, is convenient for detect the taking of the ring that wear to the back dysmorphism.
Place and be equipped with location convex surface 13 on the inner wall on 2 tops of platform, location convex surface 13 matches with the outer arc surface 10 of special-shaped ring 4 that wear-resistants, and this department sets up and has improved the location accuracy, improves the measurement accuracy of intrados diameter.
And flat adjusting bolts 12 are arranged at four corners of the lower surface of the bottom plate 1.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides an utensil is examined in special use that is used for hole arc surface diameter of dysmorphism wear ring, includes the bottom plate, its characterized in that: the bottom plate is provided with an annular placing table, a raised centering disc is arranged on the bottom plate corresponding to the center of the placing table, and the centering disc and the placing table are matched with the special-shaped anti-wear ring;
the outer wall of the centering disc is provided with a circumferential exhaust groove, a plurality of longitudinal exhaust grooves and a plurality of air outlet holes, the plurality of air outlet holes are uniformly distributed along the circumferential direction of the outer wall of the centering disc, the air outlet holes correspond to the center of the inner arc surface of the special-shaped antiwear ring, the number of the longitudinal exhaust grooves is the same as the number of the air outlet holes and is an even number, the longitudinal exhaust grooves correspond to the air outlet holes one by one, each longitudinal exhaust groove is arranged close to the corresponding air outlet hole, the outer side of each air outlet hole is provided with a second groove, each air outlet hole is positioned in the second groove, the second grooves are communicated with the corresponding longitudinal exhaust grooves, and each longitudinal exhaust groove is communicated with the circumferential exhaust groove;
two air outlet holes on the same diameter of the centering disc are connected with the pneumatic measuring instrument through an air inlet pipe.
2. The special gauge for detecting the diameter of the arc surface of the inner hole of the special-shaped antiwear ring according to claim 1 is characterized in that: the top end of the placing table is symmetrically provided with a first groove, and one side of the first groove penetrates through the inner wall of the placing table.
3. The special gauge for detecting the diameter of the arc surface of the inner hole of the special-shaped antiwear ring according to claim 1 is characterized in that: the inner wall of the top end of the placing table is provided with a positioning convex surface, and the positioning convex surface is matched with the outer arc surface of the special-shaped antiwear ring.
4. The special gauge for detecting the diameter of the arc surface of the inner hole of the special-shaped antiwear ring according to claim 1 is characterized in that: and flat adjusting bolts are arranged at four corners of the lower surface of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536723.3U CN216770542U (en) | 2022-03-10 | 2022-03-10 | Special gauge for diameter of arc surface of inner hole of special-shaped antiwear ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536723.3U CN216770542U (en) | 2022-03-10 | 2022-03-10 | Special gauge for diameter of arc surface of inner hole of special-shaped antiwear ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216770542U true CN216770542U (en) | 2022-06-17 |
Family
ID=81959931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220536723.3U Active CN216770542U (en) | 2022-03-10 | 2022-03-10 | Special gauge for diameter of arc surface of inner hole of special-shaped antiwear ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216770542U (en) |
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2022
- 2022-03-10 CN CN202220536723.3U patent/CN216770542U/en active Active
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