CN203824523U - Laser spot detection apparatus - Google Patents

Abstract

The utility model discloses a laser spot detection apparatus comprising a housing, a metallic target body, a laser target, a replaceable module, a precise guide rail, a servo mechanism, a stopper/positioner, a connection board, and a controller. The laser spot detection apparatus is characterized in that the housing prevent dust and stray light from influencing the interior of the laser spot detection apparatus; the metallic target body is used as a support of the replaceable module, the servo mechanism, and the stopper/positioner, installed on the precise guide rail, and capable of moving on the guide rail; the laser target is fixed to the replaceable module and capable of converting laser spots in a near infrared band into visible light spots; the replaceable module can be used as a device carrier or replaced with a needed device as required; the servo mechanism may control the metallic target body to move on the guide rail; the stopper/positioner is powered off and stopped if colliding the housing when the metallic target body moves so as to achieve a stop/position function; and the controller is used for supplying power to the servo mechanism and controlling the operating direction of a motor.

Description

A kind of laser facula sniffer

Technical field

The utility model relates to a kind of device that laser is converted to visible ray that can upwards carry out in level position adjustment, belongs to photoelectricity test technical field.

Background technology

Laser quasi-instrument, as range finder using laser, laser target designator etc., plain shaft parallelism is its important performance parameter.In test process, need to obtain the laser facula of this quasi-instrument transmitting, and laser facula is processed and obtained the centre of form or center of energy.Obtain laser facula and have two kinds of modes: the one, utilize infrared band image collecting device directly to gather laser facula, this mode is direct, easy, but infrared band image collecting device cost is too high; The 2nd, laser is converted to visible ray, can utilize conversion sheet (be actually and adopt certain material to convert the laser of infrared band to visible ray), but use separately conversion sheet, in test process, have two problems: the one, conversion sheet needs to support, adjustment structure; The 2nd, need target source to coordinate.The utility model is the design philosophy based on laser being converted to visible ray just, has better solved the relevant issues about laser facula in the test of laser quasi-instrument plain shaft parallelism.

Utility model content

The utility model discloses a kind of laser facula sniffer, comprising: shell 1, metal target body 2, laser target 3, replaceable module 4, precise guide rail 5, servo control mechanism 6, spacing/steady arm 7, web joint 8 and controller 9; It is characterized in that:

Described shell 1 is protected inside subject part, avoids dust, the impact of parasitic light on device;

Described metal target body 2 as described replaceable module 4, described servo control mechanism 6 and described spacing/supporter of steady arm 7, be mounted in described precise guide rail 5, can in precise guide rail 5, move;

Described laser target 3 is fixed on described replaceable module 4, can convert the laser facula of near-infrared band to visible light spot;

Described replaceable module 4 is as component carrier or be replaced with required device;

Described servo control mechanism 6 can be controlled metallic target body 2 and move in precise guide rail 5;

Described spacing/steady arm 7 can stop collide shell 1 in metal target body 2 moving process time in power-off, realizes spacing/positioning function;

Described web joint 8 is as the supporter of described precise guide rail 5 and metal target body 2, and is connected with shell 1;

Described controller 9 is powered for the servomotor of giving described servo control mechanism 6, and controls servomotor rotation direction, makes metal target body 2 possess horizontal direction location regulating power;

Described laser target 3 is made up of the material that the laser of sightless near-infrared band can be converted into visible ray, near-infrared laser hot spot can be converted to visible light spot.

Described laser facula sniffer load visible ray, near infrared, in infrared and far infrared target source, for photoelectric instrument provides scoutings, run-home, the critical piece of some performance parameter of formation testing laser instrument.

The utility model is parked in certain position by controller control metal target body, so that laser target can all receive laser facula, laser target can be converted to visible ray by near-infrared laser, thereby sightless laser is surveyed by eye-observation with by visible light wave range photodetector.

Brief description of the drawings

Fig. 1 is system composition schematic diagram.

Embodiment

Below in conjunction with accompanying drawing, to the utility model, preferred embodiment is described in detail, thereby so that the advantage of invention and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.

Refer to Fig. 1, the utility model embodiment comprises:

A kind of laser facula sniffer, comprises shell 1, metal target body 2, laser target 3, replaceable module 4, precise guide rail 5, servo control mechanism 6, spacing/steady arm 7, web joint 8, controller 9.

Shell 1, adopts aluminum alloy materials, and inwall evenly applies the diffuse reflection coating of antiradar reflectivity, avoids the impact on main part such as dust, parasitic light.

Metal target body 2, adopts aluminum alloy materials, and blackening process is done on surface.

Laser target 3, selects infrared band laser to be nearly converted to the material of visible ray, and for convenience of the light path adjustment in test process, size is elected 40mm × 40mm as.

Replaceable module 4, adopts plastic plate material, conveniently punches, the technique such as grooving.

Precise guide rail 5, precision is micron order, and metal target body can be slided thereon.

Servo control mechanism 6, is made up of servomotor and drive mechanism, and external 12V DC voltage is controlled metal target body and slided in precise guide rail.

Spacing/steady arm 7 adopts general-purpose device, and metal target body is played to protection and positioning action.

Web joint 8, adopts aluminum alloy materials, and support metal target body is also rigidly connected with outer casing bottom.

Controller 9, integrates power supply and control circuit, for powering to servomotor, and controls motor rotation direction.

The utility model in use, be parked in certain position by controller control metal target body, so that laser target can all receive laser facula, laser target can be converted to visible ray by near-infrared laser, thereby sightless laser is surveyed by eye-observation with by visible light wave range photodetector.

The utility model can be realized near infrared laser is converted to visible ray, and possesses horizontal direction position adjustment function, simultaneously can be according to actual needs, load visible ray, near infrared, in infrared and far infrared target source, for photoelectric instrument provides scouting, run-home, realize the critical piece of the performance tests such as laser quasi-instrument plain shaft parallelism.

The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow change of utilizing the utility model instructions and accompanying drawing to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims (2)

1. a laser facula sniffer, comprising: shell (1), metal target body (2), laser target (3), replaceable module (4), precise guide rail (5), servo control mechanism (6), spacing/steady arm (7), web joint (8) and controller (9); It is characterized in that:

Described shell (1) protection inside subject part, avoids dust, the impact of parasitic light on device;

Described metal target body (2) as described replaceable module (4), described servo control mechanism (6) and described spacing/supporter of steady arm (7), be mounted on described precise guide rail (5) upper, can be upper mobile in precise guide rail (5);

It is upper that described laser target (3) is fixed on described replaceable module (4), can convert the laser facula of near-infrared band to visible light spot;

Described replaceable module (4) is as component carrier or be replaced with required device;

It is upper mobile in precise guide rail (5) that described servo control mechanism (6) can be controlled metallic target body (2);

Described spacing/steady arm (7) can stop collide shell (1) in metal target body (2) moving process time in power-off, realizes spacing/positioning function;

Described web joint (8) is as the supporter of described precise guide rail (5) and metal target body (2), and is connected with shell (1);

Described controller (9) is for giving described servo control mechanism (6) power supply, and controls servomotor rotation direction, makes metal target body (2) possess horizontal direction location regulating power;

Described laser target (3) is made up of the material that the laser of sightless near-infrared band can be converted into visible ray, near-infrared laser hot spot can be converted to visible light spot.

2. laser facula sniffer according to claim 1, is characterized in that:

Described laser facula sniffer load visible ray, near infrared, in infrared and far infrared target source, for photoelectric instrument provides scoutings, run-home, the critical piece of some performance parameter of formation testing laser instrument.