CN216051720U

CN216051720U - Be applied to foundry goods nondestructive test digital imaging device

Info

Publication number: CN216051720U
Application number: CN202121964633.6U
Authority: CN
Inventors: 祝连春
Original assignee: Nanjing Qiancang Machinery Casting Co ltd
Current assignee: Nanjing Qiancang Machinery Casting Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-03-15
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a digital imaging device applied to casting nondestructive testing, and relates to the technical field of casting testing. This be applied to foundry goods nondestructive test digital imaging device, the transportation transport of being convenient for, and consuming time is few, and efficient, the service life obtains improving.

Description

Be applied to foundry goods nondestructive test digital imaging device

Technical Field

The utility model relates to the technical field of casting detection, in particular to a digital imaging device applied to casting nondestructive detection.

Background

The casting inspection is an operation process for inspecting whether the casting is qualified or not by visual inspection, measuring tools, instruments or other means according to the requirements of users and the regulations of relevant protocols such as drawing technical conditions, however, the existing digital imaging device applied to casting nondestructive testing has the problems of heavy weight, large volume, long time consumption and low efficiency because multiple persons are required to carry the casting at the same time during transportation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a digital imaging device applied to casting nondestructive testing, and solves the problems of heavy weight, large volume, long time consumption and low efficiency of the conventional digital imaging device applied to casting nondestructive testing, which needs to be carried by a plurality of people at the same time during transportation.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be applied to foundry goods nondestructive test digital imaging device, includes and detects the organism, four end angle fixed mounting of terminal surface have the supporting legs that supports the detection organism under the detection organism, the inside central point that detects the organism puts the department and has seted up movable groove, the inside sliding connection in movable groove has the movable plate, the equal fixed mounting of four end angle departments of terminal surface has the pulley of being convenient for to detect the organism and remove under the movable plate, install the driving piece that the drive movable plate removed on the movable plate.

Through above-mentioned technical scheme, can drive movable plate and pulley through the effect of driving piece and slide in the inside in activity groove, when the driving piece drives the pulley and removes to contact with ground and supporting legs and ground disconnection time, detect the organism and be convenient for remove, be convenient for transport labour saving and time saving.

Preferably, the driving part comprises a first stepping motor, the first stepping motor is connected with the detection machine body through a screw, the output shaft of the first stepping motor is fixedly connected with a special-shaped wheel through a coupler, an annular groove is formed in the special-shaped wheel, the inside of the annular groove is connected with a roller in a sliding way, the outer side of the roller is movably connected with a connecting rod positioned at the central position of the moving plate, one end of the connecting rod, which is far away from the special-shaped wheel, is connected with the movable plate through welding, a positioning block is arranged on the outer side of the connecting rod, a second spring is fixedly arranged on one side of the positioning block, which is far away from the special-shaped wheel, one end of the second spring is connected with the positioning block through welding, one end, far away from the positioning block, of the second spring is connected with the outer surface of the moving plate in a welding mode, a moving groove is formed in the center of the inside of the positioning block, and the positioning block is connected with the connecting rod through the moving groove.

Through the technical scheme, the special-shaped wheel can be driven to rotate under the action of the first stepping motor, the roller can be driven to move in the annular groove under the rotation of the special-shaped wheel, the roller moves up and down in the rotation process, the guide effect can be realized on the movement of the connecting rod under the action of the positioning block, when the bulge of the special-shaped wheel rotates to one end close to the supporting leg, the connecting rod moves down to drive the moving plate to move down, the second spring is stretched, the moving plate moves down to drive the moving plate to move down, the pulley is in contact with the ground and enables the supporting leg to be disconnected with the ground, the movement of the machine body is convenient to detect under the action of the pulley, when the special-shaped wheel rotates to one end far away from the supporting leg, the roller rotates in the annular groove, the movement of the roller can drive the connecting rod to move up, the upward movement of the connecting rod drives the moving plate to move up, and the second spring rebounds and is compressed, the upward movement of the movable plate drives the upward movement of the pulley, and when the pulley is disconnected with the ground, the supporting legs are in contact with the ground, so that the device cannot move continuously, and the braking effect is achieved on the device.

Preferably, the four end corners of the outer surface of the moving plate are fixedly provided with a guide piece which plays a role in guiding the movement of the moving plate.

Through above-mentioned technical scheme, through the effect of guide, can play the spacing effect of direction to the removal of movable plate, improve the stability that the movable plate removed.

Preferably, the guide part includes the fixed plate, fixed plate and movable plate fixed connection, the cylindrical groove has been seted up to the inside of fixed plate, and the inside in cylindrical groove is equipped with the guide arm, the shifting chute has been seted up in the outside of guide arm, the guide arm passes through welded connection with the shifting chute, the fixed plate forms sliding construction with the detection organism through the shifting chute, sliding construction is constituteed through the cylindrical groove to the fixed plate and guide arm, the one end fixed mounting that the supporting legs was kept away from to the fixed plate has a spring, the one end and the fixed plate of a spring pass through welded connection, the one end that the fixed plate was kept away from to a spring passes through welded connection with the inner wall in shifting chute.

Through the technical scheme, the movable plate can drive the fixed plate to slide outside the guide rod when moving under the action of the cylindrical groove, the movement of the fixed plate can be limited under the action of the first spring, and the movement stability of the movable plate is improved.

Preferably, the four end angles of the moving plate far away from one side of the pulley are respectively provided with an installation part for driving the moving plate to move up and down.

Through above-mentioned technical scheme, through the effect of installed part, when the driving piece became invalid, the effect through the installed part still can drive the movable plate and reciprocate, is convenient for detect the removal and the braking of organism.

Preferably, the installed part includes the gear, the axle center department of gear has the connecting axle through spline fixed mounting, the connecting axle passes through the bearing with the inner wall that detects the organism and is connected, and wherein two lie in and install No. two step motor with one side of limit gear, No. two step motor pass through screw connection with the detection organism, No. two step motor's output shaft passes through shaft coupling fixed connection with the connecting axle, and per two lie in same horizontal plane the rotatory belt of drive gear has been cup jointed in the outside of connecting axle, the rack is installed to one side of gear, wheel and rack toothing, the one end and the movable plate of rack pass through welded connection.

Through the technical scheme, the gear can be driven to rotate under the action of the second stepping motor, the rotation of the gear can drive the rotation of the connecting shaft, the belt can be driven to rotate under the rotation of the connecting shaft, the other connecting shaft can be driven to rotate under the rotation of the belt, the gear is meshed with the rack, the rack can be driven to move under the rotation of the gear, the movable plate can be driven to move under the movement of the rack, the pulley can be conveniently moved under the movement of the movable plate, and the device can be conveniently moved to brake.

Preferably, one side fixed mounting of rack has T type slider, and the outside of T type slider is equipped with T type slide rail, and T type slider card is gone into to the inside of T type slide rail, it constitutes sliding structure through T type slide rail with T type slider to detect the organism.

Through the technical scheme, the T-shaped sliding block and the T-shaped sliding rail are matched, so that the rack can be guided to move.

(III) advantageous effects

The utility model provides a digital imaging device applied to casting nondestructive testing. The method has the following beneficial effects:

(1) this be applied to foundry goods nondestructive test digital imaging device, effect through a step motor can drive the rotation of dysmorphism wheel, rotation through the dysmorphism wheel can drive the gyro wheel and rotate in the inside of ring channel, the removal of connecting rod can be driven through the rotation of gyro wheel, effect through the locating piece can play the guide effect to the removal of connecting rod, effect through No. two springs can play limiting displacement to the removal of connecting rod, the removal through the connecting rod can drive the removal of movable plate and pulley, when pulley and ground contact and supporting legs and ground disconnection, the device's of being convenient for transportation, when supporting legs and ground contact and pulley and ground disconnection, can play the braking action to the device.

(2) This be applied to foundry goods nondestructive test digital imaging device, can drive the rotation of connecting axle through No. two step motor's effect, the rotation of connecting axle can drive the rotation of belt, the rotation of belt can drive the rotation of another connecting axle, and then can drive the rotation of another gear, the removal that can drive the rack through the rotation of gear, the removal that can drive movable plate and pulley through the rack, when pulley and ground contact and supporting legs and ground disconnection, the device's of being convenient for transportation, when supporting legs and ground contact and pulley and ground disconnection, can play the braking action to the device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic overall side view of the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of the detecting body according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

In the figure: 1. detecting a body; 2. supporting legs; 3. moving the plate; 4. a pulley; 5. a movable groove; 6. a fixing plate; 7. a guide bar; 8. a first spring; 9. a gear; 10. a rack; 11. a connecting shaft; 12. a belt; 13. a special-shaped wheel; 14. an annular groove; 15. a roller; 16. a connecting rod; 17. positioning blocks; 18. a second spring; 19. a first stepping motor; 20. and a second stepping motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.

As shown in fig. 1 to 4, the present invention provides a technical solution: a digital imaging device applied to casting nondestructive testing comprises a testing machine body 1, wherein supporting legs 2 for supporting the testing machine body 1 are fixedly installed at four end corners of the lower end face of the testing machine body 1, a movable groove 5 is formed in the center of the interior of the testing machine body 1, a movable plate 3 is connected to the interior of the movable groove 5 in a sliding manner, pulleys 4 convenient for the testing machine body 1 to move are fixedly installed at the four end corners of the lower end face of the movable plate 3, a driving piece for driving the movable plate 3 to move is installed on the movable plate 3, the movable plate 3 and the pulleys 4 can be driven to slide in the movable groove 5 under the action of the driving piece, when the driving piece drives the pulleys 4 to move to be in contact with the ground and the supporting legs 2 are disconnected from the ground, the testing machine body 1 is convenient to move, convenient to transport and time and labor are saved;

referring to fig. 3 and 4, the driving member includes a first stepping motor 19, the first stepping motor 19 is connected to the detecting body 1 through a screw, an output shaft of the first stepping motor 19 is fixedly connected to a special-shaped wheel 13 through a coupling, an annular groove 14 is formed inside the special-shaped wheel 13, a roller 15 is slidably connected inside the annular groove 14, a connecting rod 16 located at the central position of the moving plate 3 is movably connected to the outer side of the roller 15, one end of the connecting rod 16 far away from the special-shaped wheel 13 is connected to the moving plate 3 through welding, a positioning block 17 is installed on the outer side of the connecting rod 16, a second spring 18 is fixedly installed on one side of the positioning block 17 far away from the special-shaped wheel 13, one end of the second spring 18 is connected to the positioning block 17 through welding, one end of the second spring 18 far away from the positioning block 17 is connected to the outer surface of the moving plate 3 through welding, a moving groove is formed at the central position inside the positioning block 17, the positioning block 17 is connected with the connecting rod 16 through a moving groove, the action of the first stepping motor 19 can drive the special-shaped wheel 13 to rotate, the rotation of the special-shaped wheel 13 can drive the roller 15 to move in the annular groove 14, the roller 15 moves up and down in the rotating process, the action of the positioning block 17 can play a role in guiding the movement of the connecting rod 16, when the bulge of the special-shaped wheel 13 rotates to be close to one end of the supporting leg 2, the connecting rod 16 moves down to drive the moving plate 3 to move down, the second spring 18 is stretched at the moment, the moving plate 3 moves down to drive the moving plate 3 to move down, the pulley 4 is in contact with the ground and enables the supporting leg 2 to be disconnected with the ground, the movement of the machine body 1 is convenient to detect through the action of the pulley 4, when the special-shaped wheel 13 rotates to one end far away from the supporting leg 2, the roller 15 rotates in the annular groove 14, the movement of the roller 15 can drive the connecting rod 16 to move up, the upward movement of the connecting rod 16 drives the moving plate 3 to move upward, the second spring 18 rebounds and is compressed at the moment, the upward movement of the moving plate 3 drives the pulley 4 to move upward, and when the pulley 4 is disconnected with the ground, the supporting leg 2 is in contact with the ground, and the device cannot move continuously at the moment, so that the device has a braking effect;

as shown in fig. 3, the four end corners of the outer surface of the moving plate 3 are fixedly provided with the guide members for guiding the movement of the moving plate 3, and the guide members can guide and limit the movement of the moving plate 3, thereby improving the movement stability of the moving plate 3;

as shown in fig. 3, the guide member comprises a fixed plate 6, the fixed plate 6 is fixedly connected with the moving plate 3, a cylindrical groove is formed inside the fixed plate 6, a guide rod 7 is arranged in the cylindrical groove, a moving groove is arranged on the outer side of the guide rod 7, the guide rod 7 is connected with the moving groove in a welding manner, a fixed plate 6 and the detection machine body 1 form a sliding structure through the moving groove, the fixed plate 6 and the guide rod 7 form the sliding structure through the cylindrical groove, one end of the fixed plate 6, which is far away from the supporting legs 2, is fixedly provided with a first spring 8, one end of the first spring 8 is connected with the fixed plate 6 in a welding manner, one end of the first spring 8, which is far away from the fixed plate 6, is connected with the inner wall of the moving groove in a welding manner, through the action of the cylindrical groove, the movable plate 3 can drive the fixed plate 6 to slide outside the guide rod 7 when moving, the first spring 8 can limit the movement of the fixed plate 6, so that the movement stability of the movable plate 3 is improved;

as shown in fig. 3, the four end angles of the moving plate 3 far away from the pulley 4 are respectively provided with an installation part for driving the moving plate 3 to move up and down, and through the action of the installation parts, when the driving part fails, the moving plate 3 can still be driven to move up and down through the action of the installation parts, so that the movement and braking of the machine body 1 can be detected conveniently;

as shown in fig. 3, the mounting member includes a gear 9, a connecting shaft 11 is fixedly mounted at the axis of the gear 9 through a spline, the connecting shaft 11 is connected with the inner wall of the detecting machine body 1 through a bearing, two of the two stepping motors 20 are mounted at one side of the same side gear 9, the second stepping motor 20 is connected with the detecting machine body 1 through a screw, the output shaft of the second stepping motor 20 is fixedly connected with the connecting shaft 11 through a coupler, a belt 12 driving the gear 9 to rotate is sleeved on the outer side of each two connecting shafts 11 located at the same horizontal plane, a rack 10 is mounted at one side of the gear 9, the gear 9 is meshed with the rack 10, one end of the rack 10 is connected with the movable plate 3 through welding, the gear 9 can be driven to rotate through the action of the second stepping motor 20, the rotation of the gear 9 can drive the connecting shaft 11 to rotate, the belt 12 can be driven to rotate through the rotation of the connecting shaft 11, the rotation of the other connecting shaft 11 can be driven by the rotation of the belt 12, the rotation of the gear 9 can drive the rack 10 to move as the gear 9 is meshed with the rack 10, the movement of the rack 10 can drive the moving plate 3 to move, the movement of the pulley 4 can be facilitated by the movement of the moving plate 3, and the movement of the device can be braked;

as shown in fig. 3, a T-shaped slider is fixedly mounted on one side of the rack 10, a T-shaped slide rail is arranged on the outer side of the T-shaped slider, the T-shaped slider is clamped into the T-shaped slide rail, the detection machine body 1 and the T-shaped slider form a slide structure through the T-shaped slide rail, and the T-shaped slider and the T-shaped slide rail are matched to guide the movement of the rack 10.

When the device is used, a power supply is switched on, a switch is switched on, when the detection machine body 1 needs to be moved and carried, the first stepping motor 19 is switched on, the first stepping motor 19 can drive the special-shaped wheel 13 to rotate under the action of the first stepping motor 19, the roller 15 can be driven to move in the annular groove 14 by the rotation of the special-shaped wheel 13, when the bulge of the special-shaped wheel 13 rotates to be close to one end of the moving plate 3, the roller 15 drives the connecting rod 16 to move downwards, the positioning block 17 can guide the movement of the connecting rod 16, the second spring 18 can limit the movement of the connecting rod 16, the second spring 18 is stretched, the downward movement of the connecting rod 16 can drive the moving plate 3 to move downwards, the pulley 4 can be driven to move downwards, the pulley 4 is in contact with the ground, when the supporting legs 2 are disconnected with the ground, the carrying of the device can be facilitated under the action of the pulley 4, when the device moves to a required area, when the special-shaped wheel 13 continues to rotate to the end, far away from the moving plate 3, of the protrusion, the roller 15 slides in the annular groove 14 to drive the connecting rod 16 to move upwards, the connecting rod 16 moves upwards to drive the moving plate 3 to move upwards, the second spring 18 is compressed, and when the pulley 4 is disconnected with the ground, the bottom end of the supporting leg 2 is in contact with the ground, so that the device can be braked;

when the driving piece fails, a user can open the second stepping motor 20, the second stepping motor 20 can drive one of the connecting shafts 11 to rotate, the rotation of the connecting shaft 11 can drive the belt 12 to rotate, the belt 12 is fixedly connected with the connecting shaft 11, the belt 12 can drive the connecting shaft 11 to rotate through the cooperation of the belt 12 and the connecting shaft 11, the connecting shaft 11 is fixedly connected with the gear 9, the rotation of the connecting shaft 11 can drive the gear 9 to rotate, the gear 9 is meshed with the rack 10, the rotation of the gear 9 can drive the rack 10 to move, the rack 10 can drive the movable plate 3 to move, the movement of the rack 10 can be guided through the cooperation of the T-shaped sliding block and the T-shaped sliding rail, the movement of the movable plate 3 can drive the pulley 4 to move, when the pulley 4 is in contact with the ground and the supporting leg 2 is disconnected with the ground, the device can be movably transported to a required area, time and labor are saved, the time consumption for carrying and transporting is low, and the efficiency is high;

in the use process of the device, the movable plate 3 can move to drive the fixed plate 6 to slide in the movable groove, the fixed plate 6 slides outside the guide rod 7, the guide effect can be achieved on the movement of the fixed plate 6 through the guide rod 7, the limiting effect can be achieved on the movement of the fixed plate 6 through the effect of the first spring 8, the movable plate 3 can move up and down conveniently, the use process of the device applied to the casting nondestructive testing digital imaging device is the use process, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by professional technicians in the field.

In conclusion, the digital imaging device applied to casting nondestructive testing can drive the special-shaped wheel 13 to rotate under the action of the first stepping motor 19 in the using process, the roller 15 can be driven to rotate in the annular groove 14 under the rotation of the special-shaped wheel 13, the connecting rod 16 can be driven to move under the rotation of the roller 15, the movement of the connecting rod 16 can be guided under the action of the positioning block 17, the movement of the connecting rod 16 can be limited under the action of the second spring 18, the moving plate 3 and the pulley 4 can be driven to move under the movement of the connecting rod 16, when the pulley 4 is in contact with the ground and the supporting leg 2 is disconnected with the ground, the transportation of the device is facilitated, when the supporting leg 2 is in contact with the ground and the pulley 4 is disconnected with the ground, the braking effect can be achieved for the device, and meanwhile, the connecting shaft 11 can be driven to rotate under the action of the second stepping motor 20, the rotation of connecting axle 11 can drive the rotation of belt 12, the rotation of belt 12 can drive the rotation of another connecting axle 11, and then can drive the rotation of another gear 9, can drive the removal of rack 10 through the rotation of gear 9, can drive the removal of movable plate 3 and pulley 4 through the removal of rack 10, when pulley 4 and ground contact and supporting legs 2 and ground disconnection, be convenient for the transportation of the device, when supporting legs 2 and ground contact and pulley 4 and ground disconnection, can play the braking action to the device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be applied to foundry goods nondestructive test digital imaging device, includes and detects organism (1), its characterized in that: four end angle departments fixed mounting that detects organism (1) lower terminal surface have support supporting legs (2) that detect organism (1), detect the inside central point department of putting of organism (1) and seted up movable groove (5), the inside sliding connection of activity groove (5) has movable plate (3), four end angle departments of terminal surface all fixed mounting have pulley (4) of being convenient for detect organism (1) removal under movable plate (3), install the driving piece that drive movable plate (3) removed on movable plate (3).

2. The digital imaging device applied to the nondestructive testing of the casting, according to claim 1, is characterized in that: the driving piece comprises a stepping motor (19), the stepping motor (19) is connected with the detection machine body (1) through a screw, an output shaft of the stepping motor (19) is fixedly connected with a special-shaped wheel (13) through a coupler, an annular groove (14) is formed in the special-shaped wheel (13), an idler wheel (15) is connected in the annular groove (14) in a sliding mode, a connecting rod (16) located at the central position of the moving plate (3) is movably connected to the outer side of the idler wheel (15), one end, far away from the special-shaped wheel (13), of the connecting rod (16) is connected with the moving plate (3) through welding, a positioning block (17) is installed on the outer side of the connecting rod (16), a second spring (18) is fixedly installed on one side, far away from the special-shaped wheel (13), of the positioning block (17), and one end of the second spring (18) is connected with the positioning block (17) through welding, one end, far away from the positioning block (17), of the second spring (18) is connected with the outer surface of the moving plate (3) in a welding mode, a moving groove is formed in the center position of the inside of the positioning block (17), and the positioning block (17) is connected with the connecting rod (16) through the moving groove.

3. The digital imaging device applied to the nondestructive testing of the casting, according to claim 1, is characterized in that: and guide pieces which play a role in guiding the movement of the moving plate (3) are fixedly arranged at four end corners of the outer surface of the moving plate (3).

4. The digital imaging device applied to the nondestructive testing of the casting, according to claim 3, is characterized in that: the guide part includes fixed plate (6), fixed plate (6) and movable plate (3) fixed connection, the cylindrical groove has been seted up to the inside of fixed plate (6), and the inside in cylindrical groove is equipped with guide arm (7), the shifting chute has been seted up in the outside of guide arm (7), guide arm (7) pass through welded connection with the shifting chute, fixed plate (6) form sliding structure through the shifting chute with detection organism (1), sliding structure is constituteed through the cylindrical groove in fixed plate (6) and guide arm (7), the one end fixed mounting that supporting legs (2) were kept away from in fixed plate (6) has spring (8), the one end and fixed plate (6) of spring (8) pass through welded connection, the one end that fixed plate (6) were kept away from in spring (8) passes through welded connection with the inner wall of shifting chute.

5. The digital imaging device applied to the nondestructive testing of the casting, according to claim 1, is characterized in that: and mounting pieces for driving the moving plate (3) to move up and down are mounted at four end corners of one side, far away from the pulley (4), of the moving plate (3).

6. The digital imaging device applied to the nondestructive testing of the casting, according to claim 5, is characterized in that: the installed part includes gear (9), the axle center department of gear (9) has connecting axle (11) through spline fixed mounting, connecting axle (11) passes through the bearing with the inner wall that detects organism (1) and is connected, and wherein two lie in and install No. two step motor (20) with one side of one side gear (9), No. two step motor (20) pass through the screw connection with detecting organism (1), No. two step motor's (20) output shaft and connecting axle (11) pass through shaft coupling fixed connection, and every two are located same horizontal plane belt (12) that drive gear (9) rotation have been cup jointed in the outside of connecting axle (11), rack (10) are installed to one side of gear (9), gear (9) and rack (10) meshing, the one end and the movable plate (3) of rack (10) pass through welded connection.

7. The digital imaging device applied to the nondestructive testing of the casting, according to claim 6, is characterized in that: one side fixed mounting of rack (10) has T type slider, and the outside of T type slider is equipped with T type slide rail, and T type slider card is gone into to the inside of T type slide rail, detect organism (1) and T type slider and pass through T type slide rail constitution sliding construction.