CN209919692U

CN209919692U - Sample fixing mechanism for nondestructive testing of metal materials

Info

Publication number: CN209919692U
Application number: CN201920158683.1U
Authority: CN
Inventors: 刘增; 郭长波; 张国权; 张利; 王亚婷; 赵红周
Original assignee: Hebei Huajian Testing Co Ltd
Current assignee: Hebei Huajian Testing Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-01-10
Anticipated expiration: 2029-01-29

Abstract

The utility model discloses a sample fixed establishment for metal material nondestructive test, which comprises a mounting bracket, the surface mounting of protective housing has the PLC controller, the opposite side of mounting bracket is provided with the punch holder, the lower plate is installed through the articulated shaft to the one end of punch holder, the pneumatic cylinder is all installed at the both ends in the mounting bracket outside, the output of pneumatic cylinder is connected with one side of punch holder, lower plate through the piston rod respectively, the permanent magnet is installed through damping spring in the inside of mounting groove, the inside inductance coils that all installs of punch holder and the lower plate of mounting groove below, the internally mounted of recess has pressure sensor, the fixed block is all installed on the punch holder and the lower plate surface of permanent magnet one side. The utility model discloses a set up pneumatic cylinder, fixed block, permanent magnet, PLC controller, pressure sensor, damping spring and inductance coils structure, solved existing equipment and can't improve the centre gripping fastness and do not have the problem of clamping-force regulatory function.

Description

Sample fixing mechanism for nondestructive testing of metal materials

Technical Field

The utility model relates to an anchor clamps frock technical field specifically is a sample fixed establishment for metal material nondestructive test.

Background

The nondestructive detection is that on the premise of not damaging or influencing the service performance of the detected object and not damaging the internal tissue of the detected object, the changes of the reactions of heat, sound, light, electricity, magnetism and the like caused by the abnormal internal structure or the defects of the material are utilized, a physical or chemical method is taken as a means, and by means of modern technology and equipment, a method for inspecting and testing the structure, properties, state and types, properties, quantity, shape, position, size, distribution and changes thereof of the inner and surface of a test piece, common metal materials are round, and the opening and closing of the clamp are controlled manually in the detection process, so that the manual control not only consumes human resources, but also influences the clamping force, and then reduce work efficiency, the utility model particularly relates to a sample fixed establishment for metal material nondestructive test.

However, the prior art has the following defects:

1. when the existing fixing mechanism is used for fixing a round metal material, the round metal material cannot be fixed more firmly, and the phenomenon of displacement of the round metal material can occur in the clamping process;

2. the clamping force of the existing fixing mechanism cannot be controlled in the process of fixing and clamping, and further the clamping firmness is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a sample fixed establishment for metal material nondestructive test has solved the problem that current equipment can't improve the centre gripping fastness and do not have clamping-force regulatory function.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a sample fixing mechanism for nondestructive testing of metal materials comprises a mounting frame, wherein a handle is installed at the middle position of one side of the mounting frame, a protective shell is installed on the surface of the mounting frame at one side of the handle, a PLC (programmable logic controller) is installed on the surface of the protective shell, an upper clamp plate is arranged at the other side of the mounting frame, a lower clamp plate is installed at one end of the upper clamp plate through an articulated shaft, hydraulic cylinders are installed at two ends of the outer side of the mounting frame, the output ends of the hydraulic cylinders are respectively connected with one sides of the upper clamp plate and the lower clamp plate through piston rods, mounting grooves are formed in the upper clamp plate and the lower clamp plate, permanent magnets are installed in the mounting grooves through damping springs, inductance coils are installed in the upper clamp plate and the lower clamp plate below the mounting grooves, grooves are formed, the surface of the upper clamping plate and the surface of the lower clamping plate on one side of the permanent magnet are both provided with fixing blocks.

Preferably, the surface of the handle is sleeved with a rubber sleeve.

Preferably, one side of permanent magnet and fixed block all is provided with the arc recess, the surface of arc recess is provided with the rubber pad.

Preferably, a storage battery is installed inside the protective shell.

Preferably, the output end of the pressure sensor is connected with the input end of the PLC controller, and the output end of the PLC controller is connected with the input end of the hydraulic cylinder.

Preferably, the output end of the PLC is connected with the input end of the inductance coil, and the output end of the storage battery is connected with the input ends of the hydraulic cylinder, the PLC, the inductance coil and the pressure sensor.

(III) advantageous effects

The utility model provides a sample fixed establishment for metal material nondestructive test possesses following beneficial effect:

(1) the utility model discloses a set up fixed block, permanent magnet, inductance coils, damping spring, PLC controller, and then can be convenient for carry out spacing cramping thing through fixed block and permanent magnet to carry out the pressure that slows down the cramping thing and to the cause of this device through damping spring, carry out spacing fixed processing through inductance coils and permanent magnet simultaneously, thereby effectively improve the stability of cramping thing, avoid taking place to remove, and then effectively improve the fastness of centre gripping.

(2) The utility model discloses a set up pressure sensor, pneumatic cylinder, PLC controller, and then can be convenient for detect the clamping-force size of this device through pressure sensor to with information transmission to the PLC controller in, and then the person of facilitating the use observes and controls the pneumatic cylinder, and then makes the pneumatic cylinder carry out corresponding regulation thrust, and then realizes clamping-force regulatory function, effectively avoids leading to the insecure and too big problem of damaging metal material of clamping-force of centre gripping because of the clamping-force undersize, and then improves the practicality.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a top view of the lower jaw of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the internal structure of the mounting groove in fig. 1 according to the present invention.

The reference numbers in the figures are: 1. a handle; 2. a hydraulic cylinder; 3. a piston rod; 4. mounting grooves; 5. an upper splint; 6. a rubber pad; 7. a fixed block; 8. a permanent magnet; 9. a lower splint; 10. hinging a shaft; 11. a mounting frame; 12. a storage battery; 13. a protective shell; 14. a rubber sleeve; 15. a PLC controller; 16. a groove; 17. a pressure sensor; 18. a damping spring; 19. an inductor coil; 20. an arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a sample fixing mechanism for nondestructive testing of metal materials comprises a mounting frame 11, a handle 1 is mounted at the middle position of one side of the mounting frame 11, a rubber sleeve 14 is sleeved on the surface of the handle 1, friction force is improved through the rubber sleeve 14, a protective shell 13 is mounted on the surface of the mounting frame 11 on one side of the handle 1, a storage battery 12 is mounted inside the protective shell 13, the storage battery 12 supplies power for the device, a PLC (programmable logic controller) 15 is mounted on the surface of the protective shell 13, the type of the PLC 15 is S7-400, an upper clamping plate 5 is arranged on the other side of the mounting frame 11, a lower clamping plate 9 is mounted at one end of the upper clamping plate 5 through a hinge shaft 10, hydraulic cylinders 2 are mounted at two ends of the outer side of the mounting frame 11, the type of the hydraulic cylinders 2 is W70L-1, the output ends of the hydraulic cylinders 2 are respectively connected with the upper clamping plate 5 and one side of the lower, further, the upper clamp plate 5 and the lower clamp plate 9 are close to each other to realize clamping and fixing, the upper clamp plate 5 and the lower clamp plate 9 are both internally provided with a mounting groove 4, a permanent magnet 8 is mounted in the mounting groove 4 through a damping spring 18, an inductance coil 19 is mounted in the upper clamp plate 5 and the lower clamp plate 9 below the mounting groove 4, the type of the inductance coil 19 is TDK, the output end of a PLC (programmable logic controller) 15 is connected with the input end of the inductance coil 19, the PLC 15 is used for controlling the on and off of the inductance coil 19, further the inductance coil 19 generates magnetic force under the condition of being electrified, a groove 16 is arranged in the middle position of the top of the lower clamp plate 9, a pressure sensor 17 is mounted in the groove 16, the type of the pressure sensor 17 is CYYZ11, the clamping force applied to a metal material is detected through the pressure sensor 17, the output end of the pressure sensor 17 is, the output of PLC controller 15 is connected with the input of pneumatic cylinder 2, and fixed block 7 is all installed on the punch holder 5 and the lower plate 9 surface of 8 one sides of permanent magnet, and one side of 8 and fixed block 7 all is provided with arc recess 20, and the surface of arc recess 20 is provided with rubber pad 6, increases the frictional force between this device and the metal material through rubber pad 6, and the output and the pneumatic cylinder 2 of battery 12, PLC controller 15, inductance coils 19, pressure sensor 17's input are connected.

When the device is used, a user holds the device through the handle 1, then the device is controlled through the PLC 15, metal materials to be fixed are placed on the top of the lower clamping plate 9, then the metal materials are pushed against the permanent magnet 8, then the permanent magnet 8 is pushed against the damping spring 18, the damping spring 18 is pushed against the permanent magnet 8 according to the characteristics of the damping spring 18, then the permanent magnet 8 is limited and fixed, meanwhile, the inductance coil 19 generates magnetic force under the condition of being electrified, then the permanent magnet 8 is adsorbed and fixed, further fixing is achieved, meanwhile, the output end of the hydraulic cylinder 2 is pushed against the upper clamping plate 5 and the lower clamping plate 9 through the piston rod 3, then the upper clamping plate 5 and the lower clamping plate 9 are mutually close and clamped, then the clamping force is detected through the pressure sensor 17, and information is transmitted to the PLC 15, and then the user can observe conveniently, and control the hydraulic cylinder 2, so that the hydraulic cylinder 2 can correspondingly adjust the extrusion force.

To sum up can, the utility model discloses a set up pneumatic cylinder 2, fixed block 7, permanent magnet 8, PLC controller 15, pressure sensor 17, damping spring 18 and inductance coils 19 structure, solved current equipment can't improve the centre gripping fastness and do not have the problem of clamping-force regulatory function.

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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sample fixed establishment for metal material nondestructive test, includes mounting bracket (11), its characterized in that: the handle (1) is installed at the middle position of one side of the mounting frame (11), the surface of the mounting frame (11) on one side of the handle (1) is provided with the protective shell (13), the surface of the protective shell (13) is provided with the PLC (15), the other side of the mounting frame (11) is provided with the upper clamping plate (5), one end of the upper clamping plate (5) is provided with the lower clamping plate (9) through the hinged shaft (10), the two ends of the outer side of the mounting frame (11) are both provided with the hydraulic cylinders (2), the output ends of the hydraulic cylinders (2) are respectively connected with one sides of the upper clamping plate (5) and the lower clamping plate (9) through the piston rods (3), the mounting grooves (4) are formed in the upper clamping plate (5) and the lower clamping plate (9), the permanent magnets (8) are installed in the mounting grooves (4) through the damping springs (18), and the inductance coils (19) are installed in the upper clamping plate (5), the middle position department at lower plate (9) top is provided with recess (16), the internally mounted of recess (16) has pressure sensor (17), fixed block (7) are all installed on punch holder (5) and lower plate (9) surface of permanent magnet (8) one side.

2. The sample fixing mechanism for nondestructive testing of a metallic material according to claim 1, characterized in that: the surface of the handle (1) is sleeved with a rubber sleeve (14).

3. The sample fixing mechanism for nondestructive testing of a metallic material according to claim 1, characterized in that: one side of permanent magnet (8) and fixed block (7) all is provided with arc recess (20), the surface of arc recess (20) is provided with rubber pad (6).

4. The sample fixing mechanism for nondestructive testing of a metallic material according to claim 1, characterized in that: and a storage battery (12) is arranged in the protective shell (13).

5. The sample fixing mechanism for nondestructive testing of a metallic material according to claim 1, characterized in that: the output end of the pressure sensor (17) is connected with the input end of the PLC (15), and the output end of the PLC (15) is connected with the input end of the hydraulic cylinder (2).

6. The sample fixing mechanism for nondestructive testing of a metallic material according to claim 4, characterized in that: the output end of the PLC (15) is connected with the input end of the inductance coil (19), and the output end of the storage battery (12) is connected with the input ends of the hydraulic cylinder (2), the PLC (15), the inductance coil (19) and the pressure sensor (17).