CN220541963U - Quick detection device for concentricity of multi-section outer circle of hollow pipe - Google Patents
Quick detection device for concentricity of multi-section outer circle of hollow pipe Download PDFInfo
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- CN220541963U CN220541963U CN202322245532.9U CN202322245532U CN220541963U CN 220541963 U CN220541963 U CN 220541963U CN 202322245532 U CN202322245532 U CN 202322245532U CN 220541963 U CN220541963 U CN 220541963U
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- base
- concentricity
- pressing plate
- outer circle
- hollow pipe
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- 238000001514 detection method Methods 0.000 title abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000011326 mechanical measurement Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model belongs to the field of mechanical measurement, and relates to rapid detection of multi-section excircle concentricity of a hollow tube. In particular to a device for rapidly detecting the concentricity of the multi-section outer circle of a hollow tube. Comprises a base, a pressing plate and screws. The middle of the bottom of the base 1 is provided with a square groove, the square groove is in clearance fit with a part, two sides of the base are provided with V-shaped blocks, the bottom of each V-shaped block is provided with a blank groove, the symmetry degree of the long inner side edge of the base and the V-shaped blocks is 1/5 of the concentricity tolerance of the part, 2 pressing plates are respectively fixed on two sides of the base through screws, and the shape of the working surface of each pressing plate is symmetrical with that of the working surface of each V-shaped block; the device stable in structure, it is convenient to dismantle, and the precision is high, and the location is accurate, easy operation has improved production efficiency greatly.
Description
Technical Field
The utility model belongs to the field of mechanical measurement, and relates to rapid detection of multi-section excircle concentricity of a hollow tube. In particular to a device for rapidly detecting the concentricity of the multi-section outer circle of a hollow tube.
Background
At present, the concentricity of the multi-section outer circle of the hollow tube is detected, and is limited by the structure, and the combined clamp is generally adopted for indirect measurement, so that the operation difficulty is high, the working efficiency is low, the detection precision is low, and the batch production requirement is difficult to meet.
Disclosure of Invention
Provides a device for rapidly detecting the concentricity of the multi-section outer circle of a hollow pipe. The novel positioning device has the advantages of novel design, accurate positioning, convenient operation, simple structure and durability, solves the problem of quick detection of the concentricity of the multi-section outer circle of the hollow tube, and simultaneously remarkably improves the production efficiency.
Technical proposal
A device for rapidly detecting the concentricity of a multi-section outer circle of a hollow pipe comprises a base 1, a pressing plate 2 and a screw 3. The middle of the bottom of the base 1 is provided with a square groove, the square groove is in clearance fit with a part, two sides of the base 1 are provided with V-shaped blocks, the bottom of each V-shaped block is provided with a blank groove, the symmetry degree of the long inner side edge of the base 1 and the V-shaped blocks is 1/5 of the concentricity tolerance of the part, 2 pressing plates 2 are respectively fixed on two sides of the base 1 through screws, and the shape of the working surface of each pressing plate 2 is symmetrical with the shape of the working surface of each V-shaped block;
the height of the working surface of the V-shaped block is larger than that of the working surface of the pressing plate 2, so that the pressing plate 2 can press parts,
the depth of the V-shaped block is smaller than the diameter of the part, so that the pressing plate 2 can press the part.
Further, the angle of the V-shaped groove on the V-shaped block is 90 DEG
Further, the 2 pressing plates 2 are respectively fixed on two sides of the base 1 through screws, one side of each pressing plate 2 is provided with a transverse U-shaped groove, and the other side is provided with a longitudinal U-shaped groove; the transverse and longitudinal U-shaped grooves prevent the left and right movement of the pressing plate 2, and the disassembly and the assembly are convenient.
Further, the depth of the threads on the base 1 should ensure that the base 1 is tightly pressed and attached to the pressing plate 2.
Further, the length of the screw 3 is required to meet the size adjustment and fastening of parts with different specifications.
Technical effects
The device stable in structure, it is convenient to dismantle, and the precision is high, and the location is accurate, easy operation has improved production efficiency greatly.
Drawings
FIG. 1 is a schematic diagram of a device for rapidly detecting concentricity of multi-segment outer circle of a hollow tube according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a device for rapidly detecting concentricity of multi-segment outer circle of hollow tube according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a base structure according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a platen structure according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a screw structure according to an embodiment of the present utility model;
wherein, 1-base, 2-clamp plate, 3-screw.
Detailed Description
The utility model is further described below with reference to examples. The following description is of some, but not all embodiments of the utility model. 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 is described in further detail below with reference to fig. 1,2, 3, 4, and 5: referring to the attached drawings, be used for hollow tube multistage excircle concentricity quick detection device, its characterized in that: it comprises 1 base 1,2 pressing plates 2,4 studs 3.
The theoretical intersection point of the bottom of the V-shaped block is 20mm away from the bottom of the empty knife groove, the bottom of the V-shaped block is 15mm, the opening width of the V-shaped block is 10mm larger than the diameter of a part, the opening of the V-shaped block extends 15mm towards two sides to form two long outer sides of the base 1, a square groove is formed in the middle of the base 1, the gap between two sides of the square groove and the part is 1mm, the symmetry degree of the V-shaped block and the inner square is required to be 1/5 of the concentricity tolerance of the part, 4 screw holes are formed in the periphery of the two V-shaped grooves above the base 1, the width of the pressing plate 2 is consistent with the width of the V-shaped block of the base 1, the angle of the V-shaped groove of the pressing plate 2 is 90 degrees, the width and the boundary width of the notch are consistent with the V-shaped block, the depth is 5mm smaller than the diameter of the part, the U-shaped groove is transversely and longitudinally opened, the width of the U-shaped groove is consistent with the major diameter of the screw 3, the screw 3 is matched with the screw of the base 1, the screw thread of the base 1 is required to compress the V-shaped block and the pressing plate, the V-shaped block is a major cylinder above the screw 3, and small holes are formed on the cylinder.
Through the V-shaped structure positioning and centering effect of the base 1, the positioning reference of the excircles at two ends is determined, the multi-section hollow tube is connected and assembled through the pressing plate 2 and the screw 3, the clearance between two opposite sides of the middle excircle is detected by using the feeler gauge, and the concentricity detection of the multi-section excircle of the hollow tube is realized. The outer circles at the two ends are consistent, the hollow tubes with different middle outer circles are detected by adjusting the height of the pressing plate, and therefore concentricity of the hollow tubes with different middle outer circles is detected.
The design basis and the relevant size of the device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe are determined.
The application method of the utility model is as follows: firstly, the parts are installed in the V-shaped block of the base 1, secondly, the base 1 and the pressing plate 2 are fastened together by the screw 3, then the boundary distance A, B is detected by the feeler gauge, and the concentricity is calculated by half of the A, B difference.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein. While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (7)
1. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe is characterized by comprising a base (1), a pressing plate (2) and a screw (3); the novel V-shaped groove is characterized in that a square groove is formed in the middle of the bottom of the base (1), the square groove is in clearance fit with a part, V-shaped blocks are arranged on two sides of the base (1), a clearance groove is formed in the bottom of each V-shaped block, the symmetry degree of the long inner side edge of the base (1) and the V-shaped blocks is 1/5 of the concentricity tolerance of the part, 2 pressing plates (2) are respectively fixed on two sides of the base (1) through screws, and the shape of the working surface of each pressing plate (2) is symmetrical with that of the working surface of each V-shaped block.
2. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe according to claim 1, wherein the height of the working surface of the V-shaped block is larger than that of the working surface of the pressing plate (2), so that the pressing plate (2) can press parts.
3. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe according to claim 2 is characterized in that the depth of the V-shaped block is smaller than the diameter of the part, so that the pressing plate (2) can press the part.
4. A device for rapidly detecting the concentricity of multiple sections of outer circles of a hollow pipe according to claim 3, wherein the angle of the V-shaped groove on the V-shaped block is 90 °.
5. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe according to claim 4 is characterized in that the 2 pressing plates (2) are respectively fixed on two sides of the base (1) through screws, one side of each pressing plate (2) is provided with a transverse U-shaped groove, and the other side is provided with a longitudinal U-shaped groove; the transverse and longitudinal U-shaped grooves prevent the left and right movement of the pressing plate (2).
6. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe according to claim 5, wherein the depth of the threads on the base (1) is required to ensure that the base (1) is tightly pressed and attached to the pressing plate (2).
7. The device for rapidly detecting the concentricity of the multi-section outer circle of the hollow pipe according to claim 6, wherein the length of the screw (3) is required to meet the size adjustment and fastening requirements of parts with different specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322245532.9U CN220541963U (en) | 2023-08-21 | 2023-08-21 | Quick detection device for concentricity of multi-section outer circle of hollow pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322245532.9U CN220541963U (en) | 2023-08-21 | 2023-08-21 | Quick detection device for concentricity of multi-section outer circle of hollow pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220541963U true CN220541963U (en) | 2024-02-27 |
Family
ID=89961061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322245532.9U Active CN220541963U (en) | 2023-08-21 | 2023-08-21 | Quick detection device for concentricity of multi-section outer circle of hollow pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220541963U (en) |
-
2023
- 2023-08-21 CN CN202322245532.9U patent/CN220541963U/en active Active
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