CN103884227B - Zero position and null line checking device for recoilless gun - Google Patents
Zero position and null line checking device for recoilless gun Download PDFInfo
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- CN103884227B CN103884227B CN201410134027.XA CN201410134027A CN103884227B CN 103884227 B CN103884227 B CN 103884227B CN 201410134027 A CN201410134027 A CN 201410134027A CN 103884227 B CN103884227 B CN 103884227B
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- lens barrel
- groove
- null line
- gun
- recoilless gun
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Abstract
The invention discloses a zero position and null line checking device for a recoilless gun. The zero position and null line checking device for the recoilless gun comprises a lens cone (1) stretching into a gun muzzle, a limiting block (2) is arranged on an outer cone body of the lens cone (1), a laser (3) is arranged at the front end of the lens cone (1), the laser (3) comprises an outer shell (4) fixed in the cone wall, a laser power supply (5), a semiconductor laser (6) connected with the laser power supply, an optical alignment device (7) and a wedge-shaped lens (8) are arranged in the outer shell (4) from back to front in sequence, and a battery box (10) connected with the laser power source is arranged at the cone tail of the lens cone (1). The zero position and null line checking device for the recoilless gun is not limited by weather or sites, zero position and null line checking can be carried out on the recoilless gun on different outdoor sites, and the zero position and null line checking device for the recoilless gun is capable of shortening checking time and improving checking precision, fast, easy and convenient to operate and quite ideal in checking effect.
Description
Technical field
The present invention relates to a kind of checkout gear of recoilless gun, particularly the testing fixture of a kind of recoilless gun zero-bit and zero line.
Background technology
Cannon unit of People's Armed Police carrying out fighting, manoeuvre, ball firing, training, waiting time all needs to carry out check-up to cannon before and after repairing.The main purpose that sighting device carries out check-up makes cannon have correct zero-bit and zero line.Correct zero-bit and zero line are the key factors realizing " aim true, shoot square, first-round hit ", are the primary guarantees that cannon has good fire accuracy.Advise in positive field research process carrying out zero-bit null line detection, we find to there is following inconvenient situation: one is that weather site influence is large, can not check on the hard ground of indoor and outdoors; Two is check adjustment often, repeatedly need shovel, earth under advance expenditure kickstand guarantees that barrel is up to the standard state, checks that target also needs repeatedly to move adjustment position and could locate with spade; Three is check that precision is not high, complex operation step, and human eye vision error is large, and usual employing repeatedly checks that the mode of averaging ensures to check precision.
Summary of the invention
The object of the invention is to, a kind of recoilless gun zero-bit null line detection device is provided.The present invention's not climate place restriction, can carry out zero-bit null line detection to recoilless gun in different place in outdoor, and the present invention can shorten the review time, raising checks precision, it is fast and convenient to operate, and Checking on effect is ideal.
Technical scheme of the present invention: a kind of recoilless gun zero-bit null line detection device, comprise the lens barrel extending into gun muzzle, the urceolus of lens barrel is provided with a limited block with it, the front end of lens barrel is provided with laser instrument, laser instrument comprises the shell be fixed in barrel, from rear to being front disposed with laser power supply, the semiconductor laser be connected with laser power supply, optical collimator and wedge-shaped mirrors in shell, the shell place corresponding with wedge-shaped mirrors offers adjustment hole, through the angle of adjustment hole adjustment wedge-shaped mirrors, to change the shooting angle of laser beam; The cylinder tail of described lens barrel is provided with the battery case be connected with laser power supply, battery case comprises the battery sleeve fixing with lens barrel, and one end of battery sleeve is provided with spring base, and the other end is provided with battery cover, the caping of battery cover offers positive level groove, and the contact position of battery sleeve and battery cover is provided with sealing ring.
In above-mentioned recoilless gun zero-bit null line detection device, the urceolus of described lens barrel is also provided with a bubble group with it, and described bubble group comprises and is fixed on lens barrel urceolus bubble seat with it, and be provided with air level in bubble seat, the two ends of air level are fixed by trim ring.
In aforesaid recoilless gun zero-bit null line detection device, this device also comprises the adjustment pin being arranged on gun carriage frame pin, pin is regulated to comprise base, base has an inner chamber, a groove is offered at the bottom of the chamber of inner chamber, also be provided with an adjustable column in described inner chamber, the upper end of adjustable column to be pushed up with the chamber of inner chamber through spring and is connected, and the lower end of adjustable column is through the bottom of groove protuberate basic unit; The top of described base is hinged with a spill spin block, and a sleeve pipe is fixed in the top of spill spin block, is provided with threaded post in sleeve pipe; The top of sleeve pipe is provided with lifting column, and the inside of lifting column has blind hole, and the hole wall of blind hole is provided with the internal thread coordinated with threaded post; The top of described lifting column is provided with fixed block, and the side of fixed block is provided with a draw-in groove, and the top of fixed block is provided with one and stretches into hold-down screw in draw-in groove.
In aforesaid recoilless gun zero-bit null line detection device, this device also comprises a display target, display target comprises a target stand, target stand is provided with a lift supporting rod, the top of lift supporting rod is provided with a target body, the cross hair hollow out of target body, and the inner hollow of target body forms inner chamber, inner chamber is built-in with LED light device.
In aforesaid recoilless gun zero-bit null line detection device, the surface of described base is provided with level meter.
In aforesaid recoilless gun zero-bit null line detection device, the urceolus of described lens barrel is also provided with a groove with it, is provided with fixation spring tab in groove.
In aforesaid recoilless gun zero-bit null line detection device, this device also comprises a bore adjustment barrel, and the internal diameter of bore adjustment barrel matches with the external diameter of lens barrel, and described bore adjustment barrel and lens barrel are fixed by screw; And described adjustment barrel is also provided with a groove, be provided with shell fragment in groove.
Compared with prior art, the present invention has the following advantages:
1, the present invention is by arranging laser instrument at gun muzzle, the laser of laser instrument is radiated in display target, make the cross of the gun sight of cannon consistent with the standard in display target again, thus the zero-bit zero line realizing cannon detect, and solves the demand of recoilless gun zero-bit null line detection practical problem.Which solves the human eye vision error, the loaded down with trivial details problem of program that exist in the operation of zero-bit null line detection.
2, laser instrument comprises laser power supply, semiconductor laser, optical collimator, wedge-shaped mirrors.Laser instrument is by the 4.5V power voltage supply of battery case, and spot center is less than 5mm at 10 meters of diameters, and power is greater than 0.9mW, and temperature applicable range is at-40 DEG C to+50 DEG C, and the display effect in display target is ideal.The present invention has also offered adjustment hole at the shell place that wedge-shaped mirrors is corresponding, by the angle of adjustment hole adjustment wedge-shaped mirrors, thus change the shooting angle of laser beam, adopt this structure can when laser instrument and gun barrel disalignment, change the shooting angle of laser beam, make laser instrument coaxial with gun barrel.
3, the present invention is provided with an adjustment pin at gun carriage frame pin, and regulate pin to have two kinds of regulative modes, first is the threaded engagement by lifting column and sleeve pipe, rotates spill spin block, realize the oscilaltion of gun carriage, thus make cannon be adjusted to zero-bit during use; The another kind of regulative mode of adjustment pin is arranged on the adjustable column on base, and adjustable column is under the action of the spring through groove protuberate basic unit, and when cannon is erected at rough local time, adjustable column pushes up ground downwards, plays the auxiliary fixing of cannon.This structure can make cannon adjust to level effectively, and simplicity of design, easy to operate, practical reliable.As further preferred, the present invention is also provided with a bubble group with it at the urceolus of lens barrel, when rotating adjustment pin and regulating cannon three gun carriages, observe the air level of bubble group simultaneously, when the air level of bubble group mediates, illustrate cannon now adjusted to level, can carry out aiming check.
4, the present invention is also provided with a bore adjustment barrel in the outside of lens barrel, during concrete enforcement, the external diameter of lens barrel can be 40mm, to be applicable to the recoilless gun of 40mm bore, when needing the recoilless gun detecting 82mm or 120mm or other bore, only need a corresponding bore adjustment barrel on the cover of the outside of lens barrel, the inspection of the sighting device of the recoilless gun at different bore can be realized.
5, display target support adopts lift supporting rod, is convenient for carrying and uses.Light emitting diode is equipped with in display target inside, and is furnished with 4.5V voltage, has target surface Presentation Function at night.
Accompanying drawing explanation
Fig. 1 is use schematic diagram of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is the structural representation of laser instrument;
Fig. 4 is the structural representation of battery sleeve;
Fig. 5 is the structural representation of bubble group;
Fig. 6 is the structural representation regulating pin.
Reference numeral: 1-lens barrel, 2-limited block, 3-laser instrument, 4-shell, 5-laser power supply, 6-semiconductor laser, 7-optical collimator, 8-wedge-shaped mirrors, 9-adjustment hole, 10-battery case, 11-battery sleeve, 12-spring base, 13-battery cover, the positive level groove of 14-, 15-sealing ring, 16-air level, 17-trim ring, 18-regulates pin, 19-base, 20-inner chamber, 21-groove, 22-spring, 23-sleeve pipe, 24-threaded post, 25-lifting column, 26-blind hole, 27-fixed block, 28-draw-in groove, 29-hold-down screw, 30-spill spin block, 31-display target, 32-target stand, 33-lift supporting rod, 34-target body, 35-level meter, 36-groove, 37-shell fragment, 38-bore adjustment barrel, 39-bubble group, 40-bubble seat, 41-adjustable column.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but not as limitation of the present invention.
Embodiment: a kind of recoilless gun zero-bit null line detection device, as shown in figure 1 and 2, comprise the lens barrel 1 extending into gun muzzle, the urceolus of lens barrel 1 is provided with a limited block 2 with it, limited block is the block of projection, prevent lens barrel from stretching into completely in gun muzzle, the front end of lens barrel 1 is provided with laser instrument 3, as shown in Figure 3, laser instrument 3 comprises the shell 4 be fixed in barrel, from rear to being front disposed with laser power supply 5 in shell 4, the semiconductor laser 6 be connected with laser power supply, optical collimator 7 and wedge-shaped mirrors 8, the shell place corresponding with wedge-shaped mirrors 8 offers adjustment hole 9, the angle of wedge-shaped mirrors 8 is adjusted through adjustment hole 9, to change the shooting angle of laser beam.When battery or external power supply are powered to laser power supply, laser power supply provides lasting constant-current source to high efficiency semiconductor laser instrument, the visible light beam that wavelength is 635nm will be sent, now beam divergence angle comparatively large (horizontal angle reaches 30 ° of azimuths and reaches about 10 °), laser beam carries out optical alignment by the light wave of angle of departure boil down to about 0.3mrad through optical collimator, launch through wedge-shaped mirrors again, wedge-shaped mirrors is made up of the wedge sheet glass of 2 pairings, utilize its surface refraction principle that light is deflected, rotate each wedge respectively, it is on any direction of the pyramid of axis with incident light that emergent ray can be made to be positioned at one, therefore laser beam direction can be made to change by wedge-shaped mirrors, realize by regulating wedge to make laser beam and gun muzzle central coaxial.
As shown in Figure 4, the cylinder tail of described lens barrel 1 is provided with the battery case 10 be connected with laser power supply, battery case 10 comprises the battery sleeve 11 fixing with lens barrel 1, battery sleeve can adopt metal aluminium bar to process, sturdy and durable, and one end of battery sleeve 11 is provided with spring base 12, the other end is provided with battery cover 13, the caping of battery cover offers positive level groove 14, the existence of positive level groove has carried out reverse connecting protection structural design according to battery feature, has reversal connection protection function; And battery sleeve 11 is provided with sealing ring 15 with the contact position of battery cover 13, arranging of sealing ring can effectively prevent steam from entering battery sleeve.As shown in Figure 5, the urceolus of described lens barrel 1 is also provided with a bubble group 39 with it, and described bubble group 39 comprises and is fixed on lens barrel urceolus bubble seat 40 with it, and be provided with air level 16 in bubble seat 40, the two ends of air level 16 are fixed by trim ring 17.When regulating cannon level, observe the air level of bubble group simultaneously, when the air level of bubble group mediates, illustrates cannon now adjusted to level, aiming inspection can be carried out.As shown in Figure 6, this device also comprises the adjustment pin 18 being arranged on gun carriage frame pin, pin 18 is regulated to comprise base 19, base 19 has an inner chamber 20, a groove 21 is offered at the bottom of the chamber of inner chamber 20, an adjustable column 41 is also provided with in described inner chamber 20, the upper end of adjustable column 41 to be pushed up with the chamber of inner chamber 20 through spring 22 and is connected, the bottom of groove 21 protuberate basic unit 19 is passed in the lower end of adjustable column 41, adjustable column bottom is pointed, when the place of cannon erection is positioned at the broken terrains such as mountain region, adjustable column stretches out groove and withstands ground, plays auxiliary fixing effect; The top of described base 19 is hinged with a spill spin block 30, and a sleeve pipe 23 is fixed in the top of spill spin block 30, is provided with threaded post 24 in sleeve pipe 23; The top of sleeve pipe 23 is provided with lifting column 25, and the inside of lifting column 25 has blind hole 26, and the hole wall of blind hole 26 is provided with the internal thread coordinated with threaded post 24; The top of described lifting column 25 is provided with fixed block 27, and the side of fixed block 27 is provided with a draw-in groove 28, and the top of fixed block 27 is provided with one and stretches into hold-down screw 29 in draw-in groove 28.During use, the gun carriage foot pad of recoilless gun embeds in draw-in groove, and it is fixing dead with turning hold-down screw, then spill spin block is rotated, by coordinating of the internal thread of sleeve pipe internal threaded column and blind hole, realize the upper and lower adjustment of fixed block, by regulating the high and low position of recoilless gun three gun carriage pin, recoilless gun is horizontal, so just can check the sighting device of recoilless gun, regulating recoilless gun to be horizontal fast, is easily and accurately accurately detect recoilless gun whether to have correct zero-bit and the basis of zero line.This device also comprises a display target 31, display target 31 comprises a target stand 32, target stand 32 is provided with a lift supporting rod 33, the top of lift supporting rod 33 is provided with a target body 34, the cross hair hollow out of target body 34, and the inner hollow of target body 34 forms inner chamber, inner chamber is built-in with LED light device, in inner chamber LED light device be arranged so that the present invention can use at night, and be arranged in inner chamber due to LED light device, be therefore also not easy to expose.The surface of described target stand 32 is provided with level meter 35, and level meter whether locates horizontal level to detect target stand.The urceolus of described lens barrel 1 is also provided with a groove 36 with it, is provided with shell fragment 37 in groove 36, and the setting of shell fragment is when lens barrel stretches into gun muzzle, and shell fragment outwards withstands gun muzzle inwall, lens barrel and gun muzzle is not easily moved axially, affects accuracy of detection.This device also comprises a bore adjustment barrel 38, and the internal diameter of bore adjustment barrel 38 matches with the external diameter of lens barrel 1, and described bore adjustment barrel 38 is fixed by screw with lens barrel 1; And described bore adjustment barrel 38 is also provided with a groove 36, be provided with shell fragment 37 in groove 36.During concrete enforcement, the external diameter of lens barrel can be 40mm, to be applicable to the recoilless gun of 40mm bore, when needing the recoilless gun detecting 82mm or 120mm or other bore, only need a corresponding bore adjustment barrel on the cover of the outside of lens barrel, the inspection of the sighting device of the recoilless gun at different bore can be realized.
Claims (7)
1. recoilless gun zero-bit null line detection device, it is characterized in that: comprise the lens barrel (1) extending into gun muzzle, the urceolus of lens barrel (1) is provided with a limited block (2) with it, the front end of lens barrel (1) is provided with laser instrument (3), laser instrument (3) comprises the shell (4) be fixed in barrel, from rear to being front disposed with laser power supply (5) in shell (4), the semiconductor laser (6) be connected with laser power supply, optical collimator (7) and wedge-shaped mirrors (8), the shell place corresponding with wedge-shaped mirrors (8) offers adjustment hole (9), through the angle of adjustment hole (9) adjustment wedge-shaped mirrors (8), to change the shooting angle of laser beam, the cylinder tail of described lens barrel (1) is provided with the battery case (10) be connected with laser power supply, battery case (10) comprises the battery sleeve (11) fixing with lens barrel (1), one end of battery sleeve (11) is provided with spring base (12), the other end is provided with battery cover (13), the caping of battery cover offers positive level groove (14), and battery sleeve (11) is provided with sealing ring (15) with the contact position of battery cover (13).
2. recoilless gun zero-bit null line detection device according to claim 1, it is characterized in that: the urceolus of described lens barrel (1) is also provided with a bubble group (39) with it, described bubble group (39) comprises and is fixed on lens barrel urceolus bubble seat (40) with it, be provided with air level (16) in bubble seat (40), the two ends of air level (16) are fixed by trim ring (17).
3. recoilless gun zero-bit null line detection device according to claim 1 and 2, it is characterized in that: this device also comprises the adjustment pin (18) being arranged on gun carriage frame pin, pin (18) is regulated to comprise base (19), base (19) has an inner chamber (20), a groove (21) is offered at the bottom of the chamber of inner chamber (20), an adjustable column (41) is also provided with in described inner chamber (20), the upper end of adjustable column (41) to be pushed up with the chamber of inner chamber (20) through spring (22) and is connected, the bottom of groove (21) protuberate basic unit (19) is passed in the lower end of adjustable column (41), the top of described base (19) is hinged with a spill spin block (30), and a sleeve pipe (23) is fixed in the top of spill spin block (30), is provided with threaded post (24) in sleeve pipe (23), the top of sleeve pipe (23) is provided with lifting column (25), and the inside of lifting column (25) has blind hole (26), and the hole wall of blind hole (26) is provided with the internal thread coordinated with threaded post (24), the top of described lifting column (25) is provided with fixed block (27), the side of fixed block (27) is provided with a draw-in groove (28), and the top of fixed block (27) is provided with one and stretches into hold-down screw (29) in draw-in groove (28).
4. recoilless gun zero-bit null line detection device according to claim 3, it is characterized in that: this device also comprises a display target (31), display target (31) comprises a target stand (32), target stand (32) is provided with a lift supporting rod (33), the top of lift supporting rod (33) is provided with a target body (34), the cross hair hollow out of target body (34), and the inner hollow of target body (34) forms inner chamber, inner chamber is built-in with LED light device.
5. recoilless gun zero-bit null line detection device according to claim 4, is characterized in that: the surface of described target stand (32) is provided with level meter (35).
6. recoilless gun zero-bit null line detection device according to claim 5, is characterized in that: the urceolus of described lens barrel (1) is also provided with a groove (36) with it, is provided with shell fragment (37) in groove (36).
7. recoilless gun zero-bit null line detection device according to claim 6, it is characterized in that: this device also comprises a bore adjustment barrel (38), the internal diameter of bore adjustment barrel (38) matches with the external diameter of lens barrel (1), and described bore adjustment barrel (38) and lens barrel (1) are fixed by screw; And described bore adjustment barrel (38) is also provided with a groove (36), be provided with shell fragment (37) in groove (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134027.XA CN103884227B (en) | 2014-04-04 | 2014-04-04 | Zero position and null line checking device for recoilless gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134027.XA CN103884227B (en) | 2014-04-04 | 2014-04-04 | Zero position and null line checking device for recoilless gun |
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| Publication Number | Publication Date |
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| CN103884227A CN103884227A (en) | 2014-06-25 |
| CN103884227B true CN103884227B (en) | 2015-06-03 |
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| CN201410134027.XA Expired - Fee Related CN103884227B (en) | 2014-04-04 | 2014-04-04 | Zero position and null line checking device for recoilless gun |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953660B (en) * | 2016-07-06 | 2017-07-04 | 中国人民解放军军械工程学院 | A kind of method that portable combined checks target and calibrating gun laying device |
| CN106087879B (en) * | 2016-07-29 | 2017-11-28 | 盐城鑫素元机械制造有限公司 | A kind of water channel situ forming with linear guidance device |
| CN107300366B (en) * | 2017-08-25 | 2023-06-27 | 中国工程物理研究院核物理与化学研究所 | Centering detection device for hole |
| 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 |
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| CN2052885U (en) * | 1986-10-17 | 1990-02-14 | 中国人民解放军54811部队 | Zero line detector |
| US5205168A (en) * | 1990-07-30 | 1993-04-27 | Schweizerische Eidgenossenschaft Vertreten Durch Die Eidg. | Device for carrying out quality test firings as well as the use thereof |
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2014
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| CN2052885U (en) * | 1986-10-17 | 1990-02-14 | 中国人民解放军54811部队 | Zero line detector |
| US5205168A (en) * | 1990-07-30 | 1993-04-27 | Schweizerische Eidgenossenschaft Vertreten Durch Die Eidg. | Device for carrying out quality test firings as well as the use thereof |
| CN102679812A (en) * | 2011-03-10 | 2012-09-19 | 王刚 | Laser diffraction type multi-system axis parallelism detecting device |
| CN202470897U (en) * | 2012-02-14 | 2012-10-03 | 无锡市星迪仪器有限公司 | Zero calibration instrument of laser designator |
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