CN212963013U - Positioning device for artillery barrel detection - Google Patents
Positioning device for artillery barrel detection Download PDFInfo
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- CN212963013U CN212963013U CN202020874786.0U CN202020874786U CN212963013U CN 212963013 U CN212963013 U CN 212963013U CN 202020874786 U CN202020874786 U CN 202020874786U CN 212963013 U CN212963013 U CN 212963013U
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- positioning device
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Abstract
The utility model relates to a check out test set technical field especially relates to a positioner for artillery barrel detects. The utility model provides a pair of a positioner for artillery barrel detects, insert a body, the first lantern ring and the second lantern ring, locator including the metal. The first lantern ring and the second lantern ring are used as positioning benchmarks, the positioning surfaces of the first lantern ring and the second lantern ring cannot sink into rifling, the first lantern ring and the second lantern ring have a self-centering function, and the requirement for accurate positioning can be met. The locator can pretension with powerful spring, guarantees that the location is firm reliable to automatic compensation when wearing and tearing appear, repeated clamping does not influence positioning accuracy, and the stress surface is the 3D curved surface on the locator, and the laminating gun barrel inner wall is loaded and unloaded conveniently. The lantern ring and the positioner are replaced in groups, so that the combined type gun can adapt to guns with different calibers.
Description
Technical Field
The utility model relates to a check out test set technical field especially relates to a positioner for artillery barrel detects.
Background
The detection of the internal precision and damage of the artillery barrel is an important work in the field of military industry. With the progress of science and technology, various novel artillery detection devices continuously appear. All artillery inspection equipment ensures that the inspection unit is positioned on the axis of the artillery barrel. The positioning accuracy requirement of the detection unit is high, and meanwhile, the working efficiency is also required.
The artillery barrel detection mainly has two positioning modes: firstly, the sealing ring is positioned, and secondly, the wave ball screw is positioned. The sealing ring is used for positioning, the compression amount is large, the assembly and disassembly are difficult, the sealing ring has elastic deformation, and the abrasion is serious after long-term use, so the positioning precision is low, and the positioning reliability is low. The positioning is carried out by using the wave bead screw, and the compression amount of each spring is uncontrollable, and the wave beads are possibly sunk into rifling, so that the positioning precision and the positioning reliability are low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positioner for artillery barrel detects can realize that artillery barrel detecting element is quick, accurate positioning, can also realize artillery barrel detecting element fast loading and unloading, change, improves detection efficiency.
The utility model adopts the technical proposal that: a positioning device for artillery barrel inspection, comprising: the metal inserts the axle body: one end of the metal insert shaft body is provided with a flange plate which is used for connecting a artillery barrel detection device; first and second collars: the first sleeve ring is fixed at one end, close to the flange, of the metal insertion shaft body through a steel taper sleeve and a positioning pin, and the second sleeve ring is fixed at the other end, corresponding to the flange, of the insertion shaft body through the steel taper sleeve and the positioning pin; the first sleeve ring and the second sleeve ring are used as positioning references, and the positioning surfaces of the first sleeve ring and the second sleeve ring are in rigid contact with a gun barrel, so that the self-centering function is realized; a positioner: the locator with metal insert a body fixed connection, be located first lantern ring with between the second lantern ring, locator and artillery barrel contact surface are the smooth curved surface of 3D, the smooth curved surface bottom of 3D is provided with powerful spring.
Preferably, an arc-shaped lightening groove is formed in the axial direction of the metal insert shaft body.
Preferably, the metal used for the metal insert shaft body is an aluminum alloy.
Preferably, the two steel taper sleeves are integrally and finely ground to ensure coaxiality.
Preferably, the inner holes of the first sleeve ring and the second sleeve ring are conical surfaces and tightly attached to the taper sleeve, and the first sleeve ring and the second sleeve ring are integrally and precisely machined to ensure that the first sleeve ring and the second sleeve ring are coaxial.
Preferably, the outer edge surfaces of the first lantern ring and the second lantern ring are provided with grooves, so that the contact surface with a gun barrel is reduced.
Preferably, the first sleeve ring and the second sleeve ring are respectively provided with a U-shaped groove on the radial outer surface of one side of the flange plate, which faces the flange plate, and the U-shaped grooves are used for installing the positioning pins.
The utility model has the advantages that:
1. the positioning device for detecting the gun barrel adopts a pair of lantern rings as a reference, the positioning surface of the positioning device is in rigid contact and cannot sink into rifling, and meanwhile, the positioning device has a self-centering function and can realize accurate positioning.
2. The positioning device for detecting the gun barrel is pre-tightened by the positioner with the strong spring, and after the positioning device is installed in place, the pre-tightening force of the positioner ensures that the positioning is firm and reliable; the stress surface on the positioner is a 3D curved surface, so that the detection unit is convenient to mount and dismount, and the working efficiency is improved; when the stress surface of the positioner is abraded, the automatic compensation is realized, and the positioning precision is not influenced by repeated clamping. 3. The lantern ring and the positioner are replaced in groups, so that the combined type gun can adapt to guns with different calibers.
4. The positioning device for detecting the gun barrel is subjected to weight reduction treatment and heat treatment, so that the positioning device is light in weight, good in strength, wear-resistant, high-temperature-resistant, long in service life and small in abrasion to the gun barrel.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present application, the drawings needed to be used in the embodiments are briefly described as follows:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a view showing the shape of the positioner of the present invention;
FIG. 4 is a view showing the appearance of the collar of the present invention;
fig. 5 is a radial sectional view of the weight-reducing groove of the present invention.
In the figure: 1. the plug shaft comprises a plug shaft body, 2, a first lantern ring, 3, a second lantern ring, 4, a positioner, 5, a flange plate, 6, a taper sleeve, 7, a spring, 8 and a positioning pin.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-2, the present embodiment provides a positioning device for artillery barrel detection, including: the metal shaft inserting device comprises a metal shaft inserting body 1, a first sleeve ring 2, a second sleeve ring 3 and a positioner 4. One end of the metal insert shaft body 1 is provided with a flange plate 5 which is used for connecting a artillery barrel detection device; the first lantern ring 1 is fixed at one end, close to the flange plate 5, of the metal insertion shaft body through a steel taper sleeve 6 and a positioning pin 8, the second lantern ring 3 is fixed at the other end, corresponding to the flange plate 5, of the insertion shaft body through the steel taper sleeve 6 and the positioning pin, the first lantern ring 2 and the second lantern ring 3 are used as positioning references, and positioning surfaces of the first lantern ring 2 and the second lantern ring 3 are in rigid contact with a gun barrel, so that the self-centering function is achieved; locator 4 with 1 fixed connection of metal insert axle body, be located first lantern ring 2 with between the second lantern ring 3, locator 4 is the smooth curved surface of 3D with artillery barrel contact surface, the smooth curved surface bottom of 3D is provided with powerful spring 7. The metal insert shaft body 1 is axially provided with an arc-shaped weight reduction groove, and the metal used by the insert shaft body is aluminum alloy. The two steel taper sleeves 6 are integrally and finely ground to ensure coaxiality. First lantern ring 2 with 3 holes of second lantern ring be the conical surface with taper sleeve 6 closely laminates, just first lantern ring 2 with the integrative accurate processing of second lantern ring 3 forms, ensures first lantern ring with the second lantern ring is coaxial. The arc-shaped surfaces of the outer edges of the first lantern ring and the second lantern ring are provided with grooves, so that the contact surface with a gun barrel is reduced. The first sleeve ring and the second sleeve ring are respectively provided with a U-shaped groove on the radial outer surface of one side of the flange plate 5, and the U-shaped grooves are used for installing the positioning pins 8.
In a specific embodiment, the calibration instrument is firstly fixedly arranged on the flange 5, then one end of the second lantern ring 3 is directed to the gun barrel and is directly inserted into the gun barrel to be in place, and the inner wall of the gun barrel is utilized to compress the locator spring 7 for fixing, so that accurate positioning is completed. After the detection is finished, the calibration instrument is directly pulled out by holding the handle of the calibration instrument.
In summary, the utility model uses a pair of lantern rings as the positioning reference, the positioning surface of the lantern rings can not sink into rifling, and the lantern rings have self-centering function, so as to meet the requirement of accurate positioning; the positioner with a strong spring is used for pre-tightening, so that firm and reliable positioning can be ensured, automatic compensation is realized when abrasion occurs, and the positioning precision is not influenced by repeated clamping; the stress surface on the positioner is a 3D curved surface, is attached to the inner wall of the gun barrel, and is convenient to assemble and disassemble; the lantern ring and the positioner are replaced in groups, so that the combined type gun can adapt to guns with different calibers.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (7)
1. A positioning device for artillery barrel inspection, comprising: the metal inserts the axle body: one end of the metal insert shaft body is provided with a flange plate which is used for connecting artillery barrel detection equipment; first and second collars: the first sleeve ring is fixed at one end, close to the flange, of the metal insertion shaft body through a steel taper sleeve and a positioning pin, and the second sleeve ring is fixed at the other end, corresponding to the flange, of the insertion shaft body through the steel taper sleeve and the positioning pin; the first sleeve ring and the second sleeve ring are used as positioning references, and the positioning surfaces of the first sleeve ring and the second sleeve ring are in rigid contact with a gun barrel, so that the self-centering function is realized; a positioner: the locator with metal insert a body fixed connection, be located first lantern ring with between the second lantern ring, locator and artillery barrel contact surface are the smooth curved surface of 3D, the smooth curved surface bottom of 3D is provided with powerful spring.
2. The positioning device for barrel inspection of artillery, according to claim 1, wherein an arc-shaped weight-reduction groove is formed along the axial direction of the metal insert shaft body.
3. The positioning device for barrel inspection of artillery, according to claim 1, wherein the metal used for the metal insert shaft body comprises an aluminum alloy.
4. The positioning device for barrel inspection of artillery vessels according to claim 1, wherein the steel taper sleeves are two in number, and the coaxial alignment is ensured by integral finish grinding.
5. The positioning device for barrel inspection of artillery, according to claim 1, wherein the inner holes of the first and second collars are both tapered surfaces that are in close contact with the taper sleeve, and the first and second collars are integrally and precisely machined to ensure that the first and second collars are coaxial.
6. The positioning device for barrel inspection of artillery, according to claim 1, wherein the outer peripheral surfaces of the first and second collars are grooved to reduce the contact surface with the artillery barrel.
7. The positioning device for barrel inspection of artillery, according to claim 1, wherein a U-shaped groove is formed in each of radially outer surfaces of the first collar and the second collar on a side facing the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020874786.0U CN212963013U (en) | 2020-05-22 | 2020-05-22 | Positioning device for artillery barrel detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020874786.0U CN212963013U (en) | 2020-05-22 | 2020-05-22 | Positioning device for artillery barrel detection |
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| Publication Number | Publication Date |
|---|---|
| CN212963013U true CN212963013U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020874786.0U Active CN212963013U (en) | 2020-05-22 | 2020-05-22 | Positioning device for artillery barrel detection |
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| CN (1) | CN212963013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357956A (en) * | 2021-05-31 | 2021-09-07 | 无锡市星迪仪器有限公司 | Artillery zero position detector with quick self-calibration function and self-calibration method |
| CN114322648A (en) * | 2021-12-27 | 2022-04-12 | 西安昆仑工业（集团）有限责任公司 | Endoscopic flaw detection device for artillery barrel of armored equipment |
-
2020
- 2020-05-22 CN CN202020874786.0U patent/CN212963013U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357956A (en) * | 2021-05-31 | 2021-09-07 | 无锡市星迪仪器有限公司 | Artillery zero position detector with quick self-calibration function and self-calibration method |
| CN113357956B (en) * | 2021-05-31 | 2022-05-20 | 无锡市星迪仪器有限公司 | Artillery zero position detector with quick self-calibration function and self-calibration method |
| CN114322648A (en) * | 2021-12-27 | 2022-04-12 | 西安昆仑工业（集团）有限责任公司 | Endoscopic flaw detection device for artillery barrel of armored equipment |
| CN114322648B (en) * | 2021-12-27 | 2024-03-29 | 西安昆仑工业（集团）有限责任公司 | Armored equipment gun barrel inner snoop injury detection device |
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