CN113155395A - Aiming and positioning device and method for strong impact test system - Google Patents
Aiming and positioning device and method for strong impact test system Download PDFInfo
- Publication number
- CN113155395A CN113155395A CN202110348489.1A CN202110348489A CN113155395A CN 113155395 A CN113155395 A CN 113155395A CN 202110348489 A CN202110348489 A CN 202110348489A CN 113155395 A CN113155395 A CN 113155395A
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- positioning
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- mandrel
- infrared generator
- gun barrel
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- 238000009863 impact test Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007704 transition Effects 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000009434 installation Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application belongs to the field of aviation test application, and particularly relates to a aiming positioning device and method for a strong impact test system. The device comprises: positioning flange 1, positioning ring 2, mandrel 3 and infrared generator 7. The gun barrel is provided with an accommodating cavity; the positioning flange 1 is coaxially arranged in the accommodating cavity of the gun barrel; the positioning ring 2 is fixedly arranged on the positioning flange 1 through a fastening screw 4; the mandrel 3 is nested in the positioning ring 2 and is fixedly connected with the positioning ring 2 through a positioning pin 5; the infrared generator 7 is coaxially installed at the end of the mandrel 3. This application is installed in the gun barrel, guarantees through the both ends flange with the axiality of gun barrel axis, utilizes the light beam of the infrared generator of center installation to carry out non-contact and aims and fix a position, realizes by the installation and the location of impact, reaches the assurance test piece and by the purpose of test point coincidence, the installation of being convenient for has practiced thrift installation time, has improved efficiency.
Description
Technical Field
The application belongs to the field of aviation test application, and particularly relates to a aiming positioning device and method for a strong impact test system.
Background
The strong impact test system is used for performing strong impact and limit target tests on a test piece, and can verify the performances of the test piece such as safety, reliability, effectiveness and the like. In the impact test, a corresponding positioning structure is generally used for positioning a test piece, so that the test piece is prevented from deviating in the process of performing the impact test. However, in the limit target test, a aiming and positioning mode capable of realizing the coincidence of the axis of the test piece and the tested point is also lacked, and the test piece cannot be accurately aimed at the impacted object, so that the accurate test of the performance of the test piece cannot be realized.
Accordingly, a technical solution is desired to overcome or at least alleviate at least one of the above-mentioned drawbacks of the prior art.
Disclosure of Invention
The aim of the application is to provide a aiming and positioning device and a method for a strong impact test system, so as to solve at least one problem in the prior art.
The technical scheme of the application is as follows:
a first aspect of the present application provides an aiming fixture for a high impact testing system, comprising:
the gun barrel is provided with an accommodating cavity;
the positioning flange is coaxially arranged in the accommodating cavity of the gun barrel;
the positioning ring is coaxially and fixedly arranged on the positioning flange through a fastening screw;
the mandrel is coaxially nested in the positioning ring and is fixedly connected with the positioning ring through a positioning pin;
and the infrared generator is coaxially arranged at the end part of the mandrel.
Optionally, the outer diameter of the locating flange and the inner diameter of the barrel are located by tolerance fit.
Optionally, two locating flanges are provided in the receiving cavity of the barrel.
Optionally, the mandrel is transition fitted with the locating ring.
Optionally, a mounting hole is formed in an end of the mandrel, and the infrared generator is positioned in tolerance fit with the mounting hole of the mandrel.
Optionally, the infrared ray generator further comprises an adjusting screw, wherein a threaded hole is formed in the mandrel, and the adjusting screw penetrates through the threaded hole and abuts against the infrared ray generator to adjust the axis position of the infrared ray generator.
A second aspect of the present application provides an aiming positioning method for a high impact testing system, based on the aiming positioning device for a high impact testing system as described above, including:
the aiming and positioning device is arranged in the gun barrel, and the axis of the infrared generator is ensured to be superposed with the axis of the gun barrel through the mutual matching of the positioning flange, the positioning ring and the mandrel;
and adjusting the impacted object to enable the tested point on the impacted object to coincide with the axial line position of the infrared generator, and fixing the impacted object.
Optionally, the struck object is located on the axis of the struck object.
The invention has at least the following beneficial technical effects:
the utility model provides a sighting positioning device for strong impact test system installs in the gun barrel, guarantees through both ends flange with the axiality of gun barrel axis, utilizes the light beam of the infrared generator of center installation to carry out non-contact and aims and fix a position, realizes by the installation and the location of rammer, reaches the assurance test piece and by the purpose of test point coincidence, the installation of being convenient for, has practiced thrift installation time, has improved efficiency.
Drawings
FIG. 1 is a schematic view of an aiming fixture for a high impact testing system according to one embodiment of the present application;
fig. 2 is a schematic diagram of an aiming positioning device for a high impact test system according to an embodiment of the present application.
Wherein:
1-positioning a flange; 2-a positioning ring; 3-a mandrel; 4-a fastening screw; 5-positioning pins; 6-adjusting the screw; 7-infrared generator.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are a subset of the embodiments in the present application and not all embodiments in the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present application.
The present application is described in further detail below with reference to fig. 1-2.
A first aspect of the present application provides an aiming fixture for a high impact testing system, comprising: positioning flange 1, positioning ring 2, mandrel 3 and infrared generator 7.
Specifically, as shown in fig. 1, a containing cavity is arranged inside the gun barrel, the positioning flange 1 is coaxially installed in the containing cavity of the gun barrel, the outer diameter of the positioning flange 1 and the inner diameter of the gun barrel can be positioned through tolerance fit, and the coaxiality of the positioning flange 1 and the gun barrel is ensured. In a preferred embodiment of the application, two locating flanges 1 are provided in the receiving cavity of the barrel. Mounting holes are uniformly distributed in the circumferential direction of the positioning flange 1, a mounting edge is arranged on the positioning ring 2, the mounting holes matched with the positioning flange 1 are also formed in the mounting edge of the positioning ring 2, and the positioning ring 2 is coaxially and fixedly mounted on the positioning flange 1 through a plurality of fastening screws 4. The mandrel 3 is coaxially nested in the positioning ring 2, the mandrel 3 is in transition fit with the positioning ring 2, the coaxiality of the mandrel 3 and the positioning flange 1 is guaranteed, and finally the mandrel 3 and the positioning ring 2 are connected and fixed through the positioning pin 5. The end part of the mandrel 3 is provided with a mounting hole, the infrared generator 7 is coaxially mounted in the end part mounting hole of the mandrel 3, the infrared generator 7 and the mounting hole of the mandrel 3 are positioned through tolerance fit, non-contact positioning is carried out by utilizing a light beam of the infrared generator 7, the position of a tested point is determined, and the determination of the mounting position of the impacted object is realized. Advantageously, in this embodiment, the infrared ray coaxial connector further includes an adjusting screw 6, a threaded hole is formed in the mandrel 3, the adjusting screw 6 passes through the threaded hole and abuts against the infrared ray generator 7, and the rotating kinematic pair is converted into a linear motion, so as to adjust the axial position of the infrared ray generator 7 and ensure the coaxiality between the infrared ray generator and the mandrel 3.
The utility model provides a sighting positioning device for strong impact test system, the hole of the external diameter of positioning flange 1 and barrel utilizes the tolerance fit to fix a position, reach this sighting positioning device and the coaxial purpose of barrel, holding ring 2 adopts transition fit with dabber 3, play and guarantee holding ring 2 and the coaxial effect of dabber 3, positioning flange 1 is fixed through fastening screw 4 with holding ring 2, holding ring 2 passes through 5 location and fixes of locating pin with dabber 3, dabber 3 passes through the fit tolerance location with infrared generator 7, thereby guarantee the axiality of infrared generator 7 and barrel axis. The aim of ensuring the alignment positioning device to coincide with the axis of the gun barrel is achieved, so that the position of the tested point is determined in a non-contact manner by utilizing the light beam of the infrared generator 7, and the installation position of the impacted object is determined.
The second aspect of the present application provides an aiming and positioning method for a high impact testing system, based on the above aiming and positioning device for a high impact testing system, including:
the aiming and positioning device is arranged in a gun barrel, and the axis of an infrared generator 7 is ensured to be superposed with the axis of the gun barrel through the mutual matching of a positioning flange 1, a positioning ring 2 and a mandrel 3;
and adjusting the collided object to ensure that the tested point on the collided object coincides with the axial position of the infrared ray generator 7, and fixing the collided object.
According to the aiming and positioning method for the strong impact test system, the aiming and positioning device is placed in the gun barrel before an impacted object is installed, the outer diameter of the positioning flange 1 is in tolerance fit with the inner hole of the gun barrel, the coaxiality of the aiming and positioning flange and the gun barrel is guaranteed, and the axial line of the infrared generator is coaxial with the axial line of the gun barrel through the mutual fit of the positioning flange 1, the positioning ring 2 and the mandrel 3; secondly, the axis of the impacted object is adjusted to enable the axis of the tested point on the axis of the impacted object to coincide with the axis of the infrared generator 7 and to be fixed, so that the axis of the impacted object and the axis of the gun barrel are coaxial, and the purpose of accurately installing the impacted object is achieved.
The aiming and positioning device and method for the strong impact test system are used in a limit target test of the strong impact test system, can ensure the coaxiality with the axis of a gun barrel, and can realize non-contact aiming and positioning by utilizing the light beam of an infrared generator, so that the aim of ensuring the coincidence of a test piece and a tested point is fulfilled, the device is convenient to install, the installation time is saved, and the efficiency is improved.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. An aiming and positioning device for a high impact test system, comprising:
the gun barrel is provided with an accommodating cavity;
the positioning flange (1), the positioning flange (1) is coaxially installed in the accommodating cavity of the gun barrel;
the positioning ring (2) is coaxially and fixedly arranged on the positioning flange (1) through a fastening screw (4);
the mandrel (3) is coaxially nested in the positioning ring (2) and is fixedly connected with the positioning ring (2) through a positioning pin (5);
the infrared generator (7), infrared generator (7) coaxial arrangement is in the tip of dabber (3).
2. The aiming positioning device for high impact testing systems according to claim 1, characterized in that the outer diameter of the positioning flange (1) is positioned with the inner diameter of the barrel by tolerance fit.
3. Aiming positioning device for high impact testing systems according to claim 2, characterized in that two positioning flanges (1) are provided in the receiving cavity of the barrel.
4. Aiming positioning device for high impact testing systems according to claim 1, characterized in that the spindle (3) is transition fitted with the positioning ring (2).
5. The aiming and positioning device for the high impact test system according to claim 1, wherein the end of the mandrel (3) is provided with a mounting hole, and the infrared generator (7) and the mounting hole of the mandrel (3) are positioned by tolerance fit.
6. The aiming positioning device for the high impact test system according to claim 5, further comprising an adjusting screw (6), wherein a threaded hole is formed in the mandrel (3), and the adjusting screw (6) passes through the threaded hole to abut against the infrared generator (7) for adjusting the axial position of the infrared generator (7).
7. An aiming and positioning method for a high impact test system, based on the aiming and positioning device for the high impact test system of any one of claims 1 to 6, characterized by comprising the following steps:
the aiming and positioning device is arranged in a gun barrel, and the axis of an infrared generator (7) is ensured to be coincided with the axis of the gun barrel through the mutual matching of a positioning flange (1), a positioning ring (2) and a mandrel (3);
and adjusting the impacted object to ensure that the tested point on the impacted object coincides with the axial position of the infrared generator (7), and fixing the impacted object.
8. The aiming positioning method for the high impact test system according to claim 7, wherein the tested point on the knocked object is located on the axis of the knocked object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110348489.1A CN113155395A (en) | 2021-03-31 | 2021-03-31 | Aiming and positioning device and method for strong impact test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110348489.1A CN113155395A (en) | 2021-03-31 | 2021-03-31 | Aiming and positioning device and method for strong impact test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113155395A true CN113155395A (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110348489.1A Pending CN113155395A (en) | 2021-03-31 | 2021-03-31 | Aiming and positioning device and method for strong impact test system |
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| CN (1) | CN113155395A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909950A (en) * | 2022-03-17 | 2022-08-16 | 中国航发沈阳发动机研究所 | Adjustable and calibratable air gun sighting device |
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| US20030074824A1 (en) * | 2001-10-18 | 2003-04-24 | Sarl Patrick Arachequesne | Mount for a sighting device on a firearm |
| KR20060085262A (en) * | 2005-01-21 | 2006-07-26 | 유충열 | Laser deferment for zero sight of gun |
| CN106403712A (en) * | 2016-10-31 | 2017-02-15 | 南京航空航天大学 | Centring, leveling and aiming device for multi-section air cannon and use method |
| CN109141891A (en) * | 2018-09-10 | 2019-01-04 | 南京航空航天大学 | A kind of sighting device damaging light-gas gun for simulating hard object |
| CN111692917A (en) * | 2020-07-10 | 2020-09-22 | 中国航发沈阳发动机研究所 | Laser sight and have its air bubble |
-
2021
- 2021-03-31 CN CN202110348489.1A patent/CN113155395A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030074824A1 (en) * | 2001-10-18 | 2003-04-24 | Sarl Patrick Arachequesne | Mount for a sighting device on a firearm |
| KR20060085262A (en) * | 2005-01-21 | 2006-07-26 | 유충열 | Laser deferment for zero sight of gun |
| CN106403712A (en) * | 2016-10-31 | 2017-02-15 | 南京航空航天大学 | Centring, leveling and aiming device for multi-section air cannon and use method |
| CN109141891A (en) * | 2018-09-10 | 2019-01-04 | 南京航空航天大学 | A kind of sighting device damaging light-gas gun for simulating hard object |
| CN111692917A (en) * | 2020-07-10 | 2020-09-22 | 中国航发沈阳发动机研究所 | Laser sight and have its air bubble |
Non-Patent Citations (1)
| Title |
|---|
| 房启勇等: "半导体激光器弹道测试瞄准装置的设计", 《西安工业学院学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909950A (en) * | 2022-03-17 | 2022-08-16 | 中国航发沈阳发动机研究所 | Adjustable and calibratable air gun sighting device |
| CN114909950B (en) * | 2022-03-17 | 2023-06-20 | 中国航发沈阳发动机研究所 | Adjustable and calibratable air gun sighting device |
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Application publication date: 20210723 |