CN220062844U - Straightness detection device for composite material cylinder - Google Patents
Straightness detection device for composite material cylinder Download PDFInfo
- Publication number
- CN220062844U CN220062844U CN202321430562.0U CN202321430562U CN220062844U CN 220062844 U CN220062844 U CN 220062844U CN 202321430562 U CN202321430562 U CN 202321430562U CN 220062844 U CN220062844 U CN 220062844U
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- guide rail
- lower extreme
- bracket
- fixedly connected
- vertical guide
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 239000000523 sample Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model discloses a straightness detection device for a composite material cylinder, which comprises a bracket and a connecting plate, wherein an adjusting groove is formed in the middle of the connecting plate, the front end of the connecting plate is fixedly connected with a vertical guide rail, the rear side of the vertical guide rail is connected with a fastening screw, the fastening screw is connected into the adjusting groove, so that the vertical guide rail can be subjected to position adjustment along the adjusting groove, and a detection mechanism is connected onto the vertical guide rail in a sliding manner, and the straightness detection device has the beneficial effects that: according to the utility model, the bracket is arranged to be attached to the surface of a workpiece, the connecting plate is provided with the adjusting groove, the vertical sliding rail is adjustably and fixedly connected in the adjusting groove, the vertical sliding block arranged on the vertical sliding block is adjusted to adjust the position of the dial indicator, so that the probe at the lower end of the dial indicator contacts the surface of the workpiece to be detected, the sliding transverse sliding block can slide along the surface of the workpiece, the discrete degree of a point on the straight line of the surface of the workpiece to be detected is detected, the reading is recorded, the straightness can be directly detected, the detection result is more accurate, the detection time is greatly shortened, and the working efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of detection devices, in particular to a straightness detection device for a composite material cylinder.
Background
The composite material cylinder is a cylindrical product formed by a carbon fiber winding technology and is mainly used for a power combustion chamber in the aerospace direction. In order to ensure the overall external dimension of the combustion chamber, the cylinder body is required to be ensured to be circular, 8 straightness in the axial direction is uniformly distributed to meet the standard requirement, at the present stage, the conventional measuring tool cannot be used for detecting the external straightness of the cylinder body, and only a laser tracker can be used for measuring the sampling point. The laser tracker mainly has the following defects that the shape of a cylinder is subjected to point picking through a laser target ball, then a least square method is used for carrying out best fitting on the cylinder, the straightness of the cylinder is reflected on the side face through the shape tolerance-cylindricity of the fitting cylinder: (1) the detection period is long, and laser detection is divided into acquisition points and analysis, wherein the acquisition points need to be provided with standard points, transfer stations and the like, and 4H detection is needed to be completed. (2) The cylindricity of the cylinder is evaluated after laser acquisition, and the theoretical design requirement is straightness. The utility model provides a straightness detection device for a composite material cylinder body, which aims to shorten the detection period and make the detection result more accurate.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model discloses a straightness detection device for a composite material cylinder body, which is used for shortening the detection period and enabling the detection result to be more accurate.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
the utility model discloses a straightness detection device for a composite material cylinder, which comprises
The device comprises a bracket, wherein the bracket is square, the lower end surface of the bracket is an arc surface and corresponds to a cylinder to be detected, two sides of the upper end of the bracket are fixedly connected with transverse guide rails which are correspondingly arranged, the outer sides of the upper ends of the transverse guide rails are slidably connected with transverse sliding blocks, the upper ends of the transverse sliding blocks are fixedly connected with fixing seats, and the upper ends of the fixing seats are fixedly connected with connecting plates;
the connecting plate is provided with an adjusting groove in the middle, the front end of the connecting plate is fixedly connected with a vertical guide rail, the rear side of the vertical guide rail is connected with a fastening screw, the fastening screw is connected into the adjusting groove, the vertical guide rail can be subjected to position adjustment along the adjusting groove, and the vertical guide rail is connected with a detection mechanism in a sliding manner;
the detecting mechanism comprises a dial indicator capable of being adjusted up and down.
Preferably, the bracket is square, a detection through groove is formed in the middle of the bracket, and the detection through groove is used for enabling a probe at the lower end of the dial indicator to extend downwards to be attached to the surface of the workpiece to be detected.
Preferably, the vertical guide rail is connected with a vertical sliding block in a sliding manner, the vertical sliding block is fixedly connected with a meter frame, and the meter frame is fixedly connected with a dial indicator.
Preferably, the middle extension groove that sets up of table frame lower extreme, extension groove lower extreme protrusion sets up the protection piece, table frame upper end sets up the mount, inserts the dial indicator and passes through the bolt fastening in the mount, the dial indicator lower extreme sets up the probe, and the probe lower extreme stretches into the extension groove and passes the extension groove, the probe lower extreme protrusion is to the protection piece lower extreme.
Compared with the prior art, the utility model has at least the following advantages:
according to the utility model, the bracket is arranged to be attached to the surface of a workpiece, the connecting plate is provided with the adjusting groove, the vertical sliding rail is adjustably and fixedly connected in the adjusting groove, the vertical sliding block arranged on the vertical sliding block is adjusted to adjust the position of the dial indicator, so that the probe at the lower end of the dial indicator contacts the surface of the workpiece to be detected, the sliding transverse sliding block can slide along the surface of the workpiece, the discrete degree of a point on the straight line of the surface of the workpiece to be detected is detected, the reading is recorded, the straightness can be directly detected, the detection result is more accurate, the detection time is greatly shortened, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a left side view of the present utility model;
fig. 3 is a top view of the present utility model.
In the figure: 1 support, 2 transverse guide rail, 3 transverse slide blocks, 4 fixing seats, 5 connecting plates, 6 vertical guide rail, 7 vertical slide blocks, 8 meter frame and 9 percent meter.
Detailed Description
The present utility model is described in further detail below with reference to examples and drawings to enable those skilled in the art to practice the same and to refer to the description.
Referring to fig. 1 to 3, the present utility model provides the following technical solutions:
a straightness accuracy detection device for a composite material cylinder body comprises
The device comprises a bracket 1, wherein the bracket 1 is square, the lower end surface of the bracket 1 is an arc surface and corresponds to a cylinder to be detected, two sides of the upper end of the bracket 1 are fixedly connected with transverse guide rails 2 which are correspondingly arranged, the outer sides of the upper end of the transverse guide rails 2 are slidably connected with transverse sliding blocks 3, the upper ends of the transverse sliding blocks 3 are fixedly connected with fixing seats 4, and the upper ends of the fixing seats 4 are fixedly connected with connecting plates 5;
the connecting plate 5 is provided with an adjusting groove in the middle of the connecting plate 5, the front end of the connecting plate 5 is fixedly connected with the vertical guide rail 6, the rear side of the vertical guide rail 6 is connected with a fastening screw rod, the fastening screw rod is connected into the adjusting groove, the vertical guide rail 6 can be subjected to position adjustment along the adjusting groove, and the vertical guide rail 6 is connected with a detection mechanism in a sliding manner;
the detecting mechanism comprises a dial indicator 9 which can be adjusted up and down.
The support 1 is square frame-shaped, the middle forms a detection through groove, the detection through groove is used for downwards extending the probe at the lower end of the dial indicator 9 to be attached to the surface of the workpiece to be detected, attachment and the surface of the workpiece to be detected are facilitated through the support 1, the middle through groove can facilitate the probe at the lower end of the dial indicator 9 to be contacted with the surface of the workpiece to be detected, straightness detection of the surface of the workpiece is facilitated to be directly carried out, and the use effect is improved.
The vertical guide rail 6 is connected with the vertical slide block 7 in a sliding manner, the vertical slide block 7 is fixedly connected with the meter frame 8, the meter frame 8 is fixedly connected with the dial indicator 9, and the dial indicator 9 can be adjusted up and down through the vertical guide rail 6 so as to conveniently adjust up and down to detect different linear distribution detection points, and the detection accuracy can be effectively improved.
The middle extension groove that sets up of table frame 8 lower extreme, extension groove lower extreme protrusion sets up the protection piece, and table frame 8 upper end sets up the mount, inserts in the mount and puts percentage table 9 and pass through the bolt fastening, and percentage table 9 lower extreme sets up the probe, and the probe lower extreme stretches into the extension groove and passes the extension groove, and the probe lower extreme protrusion is to the protection piece lower extreme, and table frame 8 can improve the fixed effect to percentage table 9, guarantees the stability of percentage table 9 to improve detection precision.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A be used for combined material barrel straightness accuracy detection device, its characterized in that: comprising
The device comprises a bracket (1), wherein the bracket (1) is square, the lower end surface of the bracket (1) is an arc surface and corresponds to a cylinder to be detected, two sides of the upper end of the bracket (1) are fixedly connected with transverse guide rails (2) which are correspondingly arranged, the outer sides of the upper ends of the transverse guide rails (2) are slidably connected with transverse sliding blocks (3), the upper ends of the transverse sliding blocks (3) are fixedly connected with fixing seats (4), and the upper ends of the fixing seats (4) are fixedly connected with connecting plates (5);
the device comprises a connecting plate (5), wherein an adjusting groove is formed in the middle of the connecting plate (5), the front end of the connecting plate (5) is fixedly connected with a vertical guide rail (6), the rear side of the vertical guide rail (6) is connected with a fastening screw, the fastening screw is connected into the adjusting groove, the vertical guide rail (6) can be subjected to position adjustment along the adjusting groove, and a detection mechanism is connected to the vertical guide rail (6) in a sliding manner;
the detecting mechanism comprises a dial indicator (9) which can be adjusted up and down.
2. The straightness detection apparatus for a composite material cylinder according to claim 1, wherein: the bracket (1) is square, a detection through groove is formed in the middle of the bracket, and the detection through groove is used for downwards extending and attaching a probe at the lower end of the dial indicator (9) to the surface of a workpiece to be detected.
3. The straightness detection apparatus for a composite material cylinder according to claim 1, wherein: the vertical guide rail (6) is connected with a vertical sliding block (7) in a sliding manner, a meter frame (8) is fixedly connected to the vertical sliding block (7), and a dial indicator (9) is fixedly connected to the meter frame (8).
4. A straightness detection apparatus for a composite material cylinder according to claim 3, wherein: the utility model discloses a protective device for the electronic meter, including table frame (8), fixed frame, dial indicator (9), probe lower extreme, protection piece, probe lower extreme protrusion and protection piece lower extreme, the middle extension groove that sets up of table frame (8) lower extreme, extension groove lower extreme protrusion sets up the protection piece, table frame (8) upper end sets up the mount, inserts dial indicator (9) and passes through the bolt fastening in the mount, dial indicator (9) lower extreme sets up the probe, and the probe lower extreme stretches into the extension groove and passes the extension groove, probe lower extreme protrusion is to protection piece lower extreme.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430562.0U CN220062844U (en) | 2023-06-07 | 2023-06-07 | Straightness detection device for composite material cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321430562.0U CN220062844U (en) | 2023-06-07 | 2023-06-07 | Straightness detection device for composite material cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220062844U true CN220062844U (en) | 2023-11-21 |
Family
ID=88766315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321430562.0U Active CN220062844U (en) | 2023-06-07 | 2023-06-07 | Straightness detection device for composite material cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220062844U (en) |
-
2023
- 2023-06-07 CN CN202321430562.0U patent/CN220062844U/en active Active
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