CN115265276A - Multi-axis positioning device and method - Google Patents
Multi-axis positioning device and method Download PDFInfo
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- CN115265276A CN115265276A CN202210897589.4A CN202210897589A CN115265276A CN 115265276 A CN115265276 A CN 115265276A CN 202210897589 A CN202210897589 A CN 202210897589A CN 115265276 A CN115265276 A CN 115265276A
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- Prior art keywords
- expansion ring
- sleeve
- expandable
- positioning device
- axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G1/00—Sighting devices
- F41G1/54—Devices for testing or checking ; Tools for adjustment of sights
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a multi-axis positioning device and method. The water level comprises a shell, an expandable tightening sleeve, a rear expansion ring, a moving screw, a front expansion ring and a water level, wherein the moving screw is rotatably connected to the shell, the rear expansion ring and the front expansion ring are respectively in threaded connection with the moving screw, the thread direction of the connecting part of the moving screw and the rear expansion ring is opposite to that of the connecting part of the moving screw and the front expansion ring, the expandable tightening sleeve is connected to the shell, one end of the expandable tightening sleeve is abutted against the shell, the expandable tightening sleeve is sleeved on the rear expansion ring and the front expansion ring, and the water level is arranged on the shell. The method realizes the rigid tightening step on the basis of the prefabrication tightening and the circumferential direction positioning; the rigidity tightening adopts a spiral rotation mode to realize multi-position synchronous tightening, and the fastening and the positioning of the expandable shaft sleeve are realized, so that the consistency of the optical axis of the photoelectric collimation system, the axis of the positioning device and the multiple axes of the gun barrel is realized.
Description
Technical Field
The invention relates to the technical field of cannon shaft positioning, in particular to a multi-shaft axis positioning device and method.
Background
The consistency of the axes is an important guarantee for the function of the sight line inspection instrument. The aiming line inspection refers to an operation process of inspecting an artillery and adjusting the optical axis of a sighting telescope to make the optical axis consistent with the axis of a gun body, and is an important measure for ensuring the shooting precision of the artillery.
The basic mode of calibrating the gun aiming line at present is that a photoelectric collimation system is rigidly connected with a positioning device, the optical axis of the photoelectric collimation system is consistent with the axis of the positioning device, the positioning device is connected with a gun barrel, so that the axis of the positioning device is consistent with the axis of the gun barrel, and the consistency of multiple axes finally achieves the purpose of detecting the gun barrel axis through the optical axis. However, the fastening and positioning method of the traditional positioning device has the problem of insufficient positioning accuracy. The traditional domestic positioning method comprises clamp positioning and bus positioning. The positioning of the clamp and the positioning of the bus are not firm, and the accuracy of the consistent axes is not sufficient. The device used in the bus positioning method is made of metal materials and has heavier mass. And the aiming line is required to be turned over by 180 degrees during inspection, so that the precision is influenced. The barrel sleeve is damaged highly in the fastening process, the positioning process is lacked, and the installation power is low.
How to improve the installation fastness degree, the precision of location and the precision of axis uniformity, it is succinct convenient to realize the operating procedure, and it is the problem that this field needs to solve urgently to reduce the wearing and tearing to the hole.
Disclosure of Invention
Therefore, the invention provides a multi-axis positioning device and method, which realize the consistency of the optical axis of a photoelectric collimation system, the axis of a positioning device and the axis of a gun barrel.
In order to solve the technical problems, the invention provides a multi-axis positioning device which comprises a shell, an expandable shaft sleeve, a rear expansion ring, a moving screw, a front expansion ring and a level, wherein the moving screw is rotatably connected to the shell, the rear expansion ring and the front expansion ring are respectively in threaded connection with the moving screw, the connecting positions of the moving screw and the rear expansion ring as well as the front expansion ring are opposite in thread direction, the expandable shaft sleeve is connected to the shell, one end of the expandable shaft sleeve abuts against the inner side end of the shell, the expandable shaft sleeve is sleeved on the rear expansion ring and the front expansion ring, and the level is connected to the outer side end of the shell.
In one embodiment of the invention, a knob is attached to an end of the motion screw adjacent to the housing.
In one embodiment of the invention, the housing is further connected with a limit screw for limiting the axial movement of the moving screw.
In an embodiment of the present invention, the device further includes a plurality of fixing shafts, one end of each fixing shaft is connected to an inner wall of the expandable sleeve, and the other end of each fixing shaft is connected to the housing.
In one embodiment of the invention, the fixed shaft passes through the front expansion ring, and one end of the fixed shaft is positioned on a symmetrical cross section of the expandable shaft sleeve.
In one embodiment of the present invention, the plurality of fixed shafts are disposed circumferentially along the central axis of the expandable sleeve.
In one embodiment of the invention, the fixed shaft is parallel to the central axis of the expandable sleeve.
In one embodiment of the present invention, the material of the expandable bushing is a high molecular non-metallic material.
In one embodiment of the invention, the rear expansion ring and the front expansion ring are respectively connected to the movement screw by equidistant threads.
The invention also provides a multi-axis positioning method using the multi-axis positioning device, which comprises the following steps:
s1: elastic prefabrication and tightening; sleeving an inner hole of the sleeve to be measured on an outer cylinder body of the expandable shaft sleeve, wherein the rear expansion ring, the front expansion ring and the expandable shaft sleeve are in a pre-tightening state;
s2: horizontally positioning; the water level is adjusted to enable the bubble to be centered, and positioning in the circumferential direction of the expandable shaft sleeve is achieved;
s3: rigid tightening; the knob is rotated and drives the moving screw to rotate, the front expansion ring and the rear expansion ring move on the moving screw in opposite directions, rigid tightening of the expandable shaft sleeve is performed, and fastening and positioning of the measured sleeve are completed.
Compared with the prior art, the technical scheme of the invention has the following advantages:
according to the multi-axis positioning device and method, the inner hole of the sleeve to be measured is sleeved on the outer barrel body of the expandable shaft barrel sleeve, so that the rear expansion ring, the front expansion ring and the expandable shaft barrel sleeve are in a pre-tightening state; the bubble is centered by adjusting the level gauge, so that the positioning in the circumferential direction of the expandable shaft sleeve is realized; through the rotation of the moving screw rod, the front expansion ring and the rear expansion ring move on the moving screw rod along opposite directions, the rigid tightening of the expandable shaft sleeve is carried out, and the fastening and the positioning of the tested sleeve are completed. The method realizes the rigid tightening step on the basis of the prefabrication tightening and the circumferential direction positioning; the rigidity tightening adopts a spiral rotation mode to synchronously tighten a plurality of parts, so that the fastening and the positioning of the expandable shaft sleeve are realized, and the consistency of the optical axis of the photoelectric collimation system and the axis of the positioning device with the multiple axes of the gun barrel is realized.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
Fig. 1 shows a schematic view of a multi-axis positioning device.
Fig. 2 shows a schematic representation of the pre-tensioning state of the multiaxial axis positioning device.
Fig. 3 shows a schematic view of a rigid clamping state of the multi-axis positioning device.
The specification reference numbers indicate: 1. the shaft sleeve can be expanded and tightened; 2. a rear expansion ring; 3. moving the screw; 4. a front expansion ring; 5. a limit screw; 6. a level; 7. a knob; 8. a sleeve to be tested; 9. a fixed shaft; 10. a housing.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 to 3, the multi-axis positioning device comprises a shell 10, an expandable tightening sleeve 1, a rear expansion ring 2, a moving screw 3, a front expansion ring 4 and a level 6, wherein the moving screw 3 is rotatably connected to the shell 10, the rear expansion ring 2 and the front expansion ring 4 are respectively in threaded connection with the moving screw 3, the moving screw 3 is opposite to the thread direction at the joint of the rear expansion ring 2 and the front expansion ring 4, the expandable tightening sleeve 1 is connected to the shell 10, one end of the expandable tightening sleeve 1 abuts against the inner side end of the shell 10, the expandable tightening sleeve 1 is sleeved on the rear expansion ring 2 and the front expansion ring 4, and the level 6 is connected to the outer side end of the shell 10.
In particular, a knob 7 is connected to the end of the movement screw 3 close to the housing 10. In this embodiment, the position where the moving screw 3 contacts the front expansion ring 4 is a clockwise thread, and the position where the moving screw 3 contacts the rear expansion ring 2 is a counterclockwise thread.
Specifically, the shell 10 is further connected with a limit screw 5 for limiting the axial movement of the moving screw 3, so that the axial relative distance between the moving screw 3 and the expandable shaft sleeve is ensured to be kept unchanged in the rotating process.
Specifically, still include many fixed axles 9, fixed axle 9 one end is connected in can expanding tight shaft sleeve 1 inner wall, the fixed axle 9 other end connect in casing 10.
Specifically, the fixed shaft 9 penetrates through the front expansion ring 4, and one end of the fixed shaft 9 is positioned on a symmetrical cross section of the expandable shaft sleeve 1.
Specifically, the plurality of fixed shafts 9 are arranged along the circumferential direction of the central axis of the expandable shaft sleeve 1.
Specifically, the fixed shaft 9 is parallel to the central axis of the expandable sleeve 1.
Specifically, the material of the expandable shaft sleeve is a high-molecular non-metallic material. Light weight and high elasticity, stability and rigidity.
Specifically, the tight circle 2 of expanding after with 4 preceding tight circles of expanding respectively through equidistance threaded connection in motion screw rod 3, the equidistance screw thread can join in marriage bull thread or helicla flute, through the aforesaid setting, has realized the tight circle 2 of expanding after with 4 quick travel of preceding tight circle of expanding, has promoted efficiency. And the bidirectional equidistant thread of the moving screw 3 ensures that the side surface tension of the expandable shaft sleeve 1 is the same, and ensures that the displacement of the rear expansion ring 2 and the front expansion ring 4 is the same and the movement synchronism is ensured.
The invention also provides a multi-axis positioning method, which comprises the following steps:
s1: elastic prefabrication is tight; sleeving an inner hole of the sleeve 8 to be measured on an outer cylinder body of the expandable shaft sleeve 1, wherein the rear expansion ring 2, the front expansion ring 4 and the expandable shaft sleeve 1 are in a pre-tightening state;
s2: horizontally positioning; the water level 6 is adjusted to enable the bubble to be centered, and the positioning in the circumferential direction of the expandable shaft sleeve 1 is realized;
s3: rigid tightening; the knob 7 is rotated and drives the moving screw rod 3 to rotate, the front expansion ring 4 and the rear expansion ring 2 move on the moving screw rod 3 along opposite directions, the rigid tightening of the expandable shaft sleeve 1 is carried out, and the fastening and the positioning of the measured sleeve 8 are completed. Realizing rigid tightening on the basis of prefabrication and circumferential direction positioning; the rigidity tightening adopts a spiral rotation mode to synchronously tighten a plurality of parts, so that the fastening and the positioning of the expandable shaft sleeve are realized, and the consistency of the optical axis of the photoelectric collimation system and the axis of the positioning device with the multiple axes of the gun barrel is realized.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a multiaxis axis positioner, its characterized in that, includes casing (10), can expand tight tube cover (1), the tight circle of back bloated (2), motion screw rod (3), preceding tight circle of bloating (4) and spirit level (6), motion screw rod (3) rotate connect in casing (10), the tight circle of back bloated (2) and preceding tight circle of bloating (4) threaded connection respectively in motion screw rod (3), the screw thread opposite direction of motion screw rod (3) and the tight circle of back bloated (2) and preceding tight circle of bloating (4) junction, can expand tight tube cover (1) connect in casing (10) just can expand tight tube cover (1) one end and casing (10) medial extremity counterbalance, can expand tight tube cover (1) cover and locate back tight circle of bloating (2) and preceding tight circle of bloating (4), spirit level (6) connect in casing (10) outside end.
2. Multiaxial axis positioning device according to claim 1 where a knob (7) is attached to the moving screw (3) near one end of the housing (10).
3. A multi-axis positioning device according to claim 1, wherein the housing (10) is further connected to a limit screw (5) which limits the axial movement of the moving screw (3).
4. The multi-axis positioning device according to claim 1, further comprising a plurality of fixed shafts (9), wherein one end of each fixed shaft (9) is connected to the inner wall of the expandable sleeve (1), and the other end of each fixed shaft (9) is connected to the housing (10).
5. A multi-axis positioning device according to claim 4, wherein the stationary shaft (9) passes through the front expansion ring (4), and one end of the stationary shaft (9) is located on the symmetrical cross-section of the expandable sleeve (1).
6. Multiaxial axis positioning device according to claim 5 where the fixed shafts (9) are arranged circumferentially along the central axis of the expandable sleeve (1).
7. A multi-axis positioning device according to claim 1, wherein the fixed shaft (9) is parallel to the central axis of the expandable sleeve (1).
8. The multi-axis positioning device of claim 1, wherein the material of the expandable sleeve is a non-metallic polymeric material.
9. A multi-axis positioning device according to claim 1, wherein the rear expansion ring (2) and the front expansion ring (4) are each connected to the movement screw (3) by equidistant threads.
10. A multi-axis positioning method using the multi-axis positioning apparatus according to any one of claims 1 to 9, comprising the steps of:
s1: elastic prefabrication and tightening; sleeving an inner hole of a sleeve (8) to be measured on an outer cylinder body of the expandable mandril sleeve (1), wherein the rear expansion ring (2), the front expansion ring (4) and the expandable mandril sleeve (1) are in a prefabricated tight state;
s2: horizontally positioning; the water level (6) is adjusted to enable the bubble to be centered, and the positioning in the circumferential direction of the expandable shaft sleeve (1) is realized;
s3: rigid tightening; the knob (7) is rotated and drives the moving screw (3) to rotate, the front expansion ring (4) and the rear expansion ring (2) move on the moving screw (3) along opposite directions, the rigid tightening of the expandable shaft sleeve (1) is carried out, and the fastening and the positioning of the measured sleeve (8) are completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210897589.4A CN115265276A (en) | 2022-07-28 | 2022-07-28 | Multi-axis positioning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210897589.4A CN115265276A (en) | 2022-07-28 | 2022-07-28 | Multi-axis positioning device and method |
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| Publication Number | Publication Date |
|---|---|
| CN115265276A true CN115265276A (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210897589.4A Pending CN115265276A (en) | 2022-07-28 | 2022-07-28 | Multi-axis positioning device and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002156605A (en) * | 2000-11-20 | 2002-05-31 | Fuji Photo Film Co Ltd | Method and device for positioning collimator lens |
| CN201326619Y (en) * | 2008-09-18 | 2009-10-14 | 上海微电子装备有限公司 | Axle sleeve type inner fixed collet chuck |
| CN102052910A (en) * | 2010-12-07 | 2011-05-11 | 沈阳黎明航空发动机(集团)有限责任公司 | Expanding and positioning device for measuring transition section part |
| CN103769900A (en) * | 2014-02-23 | 2014-05-07 | 张鸿来 | Flexible self-centering fixture |
| CN107246856A (en) * | 2017-07-31 | 2017-10-13 | 中核(天津)科技发展有限公司 | A kind of expansible support inner chamber formula tubular elements positioner and localization method |
-
2022
- 2022-07-28 CN CN202210897589.4A patent/CN115265276A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002156605A (en) * | 2000-11-20 | 2002-05-31 | Fuji Photo Film Co Ltd | Method and device for positioning collimator lens |
| CN201326619Y (en) * | 2008-09-18 | 2009-10-14 | 上海微电子装备有限公司 | Axle sleeve type inner fixed collet chuck |
| CN102052910A (en) * | 2010-12-07 | 2011-05-11 | 沈阳黎明航空发动机(集团)有限责任公司 | Expanding and positioning device for measuring transition section part |
| CN103769900A (en) * | 2014-02-23 | 2014-05-07 | 张鸿来 | Flexible self-centering fixture |
| CN107246856A (en) * | 2017-07-31 | 2017-10-13 | 中核(天津)科技发展有限公司 | A kind of expansible support inner chamber formula tubular elements positioner and localization method |
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