CN215493409U

CN215493409U - Experimental platform for nondestructive flaw detector

Info

Publication number: CN215493409U
Application number: CN202023274583.7U
Authority: CN
Inventors: 乐媛; 程睿; 陈刚; 刘骏
Original assignee: Anhui Leda Precision Alloy Co ltd
Current assignee: Anhui Leda Precision Alloy Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-01-11
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses an experimental platform for a nondestructive flaw detector, which comprises a table top, wherein two support plates are welded on the outer wall of the top of the table top, the outer wall of one side of one support plate is connected with a rotating shaft through a bearing, a left cone is welded at one end of the rotating shaft, a driving gear is welded at the other end of the rotating shaft, which penetrates through the support plates, a screw sleeve is welded on the outer wall of one side of the other support plate, a screw rod is connected inside the screw sleeve through threads, one end of the screw rod is connected with a right cone through the bearing, a reinforcing rod is inserted at the other end of the screw rod, a driven belt pulley is connected outside the rotating shaft through a flat key, the outer wall of the top of the table top is connected with a motor through a bolt, and one end of an output shaft of the motor is connected with a driving belt pulley through a flat key. According to the utility model, the motor, the left cone and the right cone are arranged, the left cone and the right cone are used for extruding and positioning the circular tube, and the motor drives the left cone and the circular tube to rotate, so that the flaw detection experiment of the circular tube is more convenient, and the detection efficiency is improved.

Description

Experimental platform for nondestructive flaw detector

Technical Field

The utility model relates to the technical field of auxiliary equipment of flaw detectors, in particular to an experimental platform for a nondestructive flaw detector.

Background

The nondestructive inspection instrument is used for detecting whether a workpiece has internal defects, and in the teaching experiment process of the nondestructive inspection instrument, a round tube is generally used as the workpiece to be detected for detection experiment.

The flaw detection experiment to the pipe of prior art uses the probe of handheld flaw detector to detect, leads to detection efficiency low, and manual detection makes the surface detection of pipe omit easily, leads to detecting incomprehensiblely. Therefore, it is desirable to design a testing platform for a nondestructive inspection apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of low efficiency and incomplete flaw detection in the prior art, and provides an experimental platform for a nondestructive flaw detector.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an experimental platform for a nondestructive flaw detector comprises a table top, wherein two support plates are welded on the outer wall of the top of the table top, one outer wall of one support plate is connected with a rotating shaft through a bearing, one end of the rotating shaft is welded with a left cone, the other end of the rotating shaft penetrates through the support plates and is welded with a driving gear, the other outer wall of one side of the support plate is welded with a screw sleeve, the interior of the screw sleeve is connected with a screw rod through threads, one end of the screw rod is connected with a right cone through the bearing, the other end of the screw rod is spliced with a force application rod, the exterior of the rotating shaft is connected with a driven pulley through a flat key, the outer wall of the top of the table top is connected with a motor through a bolt, one end of an output shaft of the motor is connected with a driving pulley through a flat key, the driving pulley is connected with the driven pulley through a belt in a transmission manner, and a lead screw is connected between the two support plates through a bearing, and a moving plate is connected to the outer part of the screw rod through threads.

Furthermore, one end of the screw rod penetrates through the support plate and is welded with a driven gear, and the driven gear is meshed with the driving gear.

Furthermore, the outer wall of one side of the moving plate is hinged with a connecting plate through a shaft, and the outer wall of the bottom of the connecting plate is connected with a probe through a bolt.

Furthermore, a torsion spring is sleeved outside the connecting shaft of the connecting plate and is positioned between the connecting plate and the moving plate.

Furthermore, a sliding rod is connected between the two support plates through a bolt, and the moving plate is connected with the sliding rod in a sliding mode.

Furthermore, a nut is welded on the outer wall of the top of the threaded sleeve, and a fastening bolt is connected inside the nut through threads.

Furthermore, the outer wall welding of the bottom of mesa has evenly distributed's pillar, and the welding has the anchor strut between two adjacent pillars.

The utility model has the beneficial effects that:

1. through motor, left cone and the right cone that sets up, utilize left cone and right cone to carry out the extrusion location to the pipe, drive left cone and pipe through the motor again and rotate, and then make the flaw detection experiment of pipe more convenient, improved the efficiency that detects.

2. Through the screw rod, swivel nut and the fastening bolt that set up, utilize screw rod and swivel nut to carry out threaded connection, rethread fastening bolt contradicts with the screw rod and makes it fixed for left cone and right cone can fix a position multiple specification and dimension's pipe, have consequently realized the effect that can carry out the experiment of detecting a flaw to multiple specification and dimension pipe.

3. Through the lead screw, movable plate and the connecting plate that set up, the rotation that utilizes the lead screw makes the movable plate drive the connecting plate that has the probe and removes for the probe can be tight detect a flaw to the surperficial of pipe, consequently makes the probe can not miss any one place on pipe surface, consequently realizes detecting comprehensive effect.

4. Through the torsional spring that sets up, the elasticity that utilizes the torsional spring makes the probe carry out in close contact with the surface of pipe, and then makes the probe more accurate to the detection of detecting a flaw of pipe, has consequently realized the accurate effect of the experiment of detecting a flaw.

Drawings

FIG. 1 is a schematic view of an overall structure of an experimental platform for a nondestructive inspection apparatus according to the present invention;

FIG. 2 is a schematic view of a rotating shaft structure of an experimental platform for a nondestructive inspection apparatus according to the present invention;

fig. 3 is a schematic structural view of a moving plate of an experimental platform for a nondestructive inspection apparatus according to the present invention.

In the figure: the device comprises a table top 1, a threaded sleeve 2, a screw rod 3, a force applying rod 4, a support column 5, a reinforcing rod 6, a support plate 7, a rotating shaft 8, a left cone 9, a right cone 10, a lead screw 11, a moving plate 12, a sliding rod 13, a motor 14, a driven gear 15, a driving gear 16, a driven pulley 17, a driving pulley 18, a connecting plate 19, a nut 20, a fastening bolt 21, a probe 22 and a torsion spring 23.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, an experimental platform for a nondestructive flaw detector comprises a table top 1, two support plates 7 are welded on the outer wall of the top of the table top 1, one side outer wall of one support plate 7 is connected with a rotating shaft 8 through a bearing, one end of the rotating shaft 8 is welded with a left cone 9, the other end of the rotating shaft 8 penetrates through the support plate 7 and is welded with a driving gear 16, one side outer wall of the other support plate 7 is welded with a screw sleeve 2, the inside of the screw sleeve 2 is connected with a screw rod 3 through threads, one end of the screw rod 3 is connected with a right cone 10 through a bearing, a circular pipe is positioned by using the left cone 9 and the right cone 10, the other end of the screw rod 3 is inserted with a force applying rod 4, the screw rod 3 is convenient to rotate through the force applying rod 4, the outside of the rotating shaft 8 is connected with a driven pulley 17 through a flat key, the outer wall of the top of the table top 1 is connected with a motor 14 through a bolt, and the motor 14 is YL8S-2, one end of an output shaft of the motor 14 is connected with a driving belt pulley 18 through a flat key, the driving belt pulley 18 is in transmission connection with a driven belt pulley 17 through a belt, the motor 14 is used for driving the rotating shaft 8 to rotate, a screw rod 11 is connected between the two support plates 7 through a bearing, and a moving plate 12 is connected to the outer portion of the screw rod 11 through threads.

Furthermore, one end of the screw rod 11 penetrates through the support plate 7 and is welded with the driven gear 15, and the driven gear 15 is meshed with the driving gear 16, so that the screw rod 11 is driven to rotate through the meshing transmission of the driving gear 16 and the driven gear 15 when the rotating shaft 8 rotates.

Further, the outer wall of one side of the moving plate 12 is hinged to a connecting plate 19 through a shaft, the outer wall of the bottom of the connecting plate 19 is connected with a probe 22 through a bolt, and the probe 22 is a detection probe of a nondestructive flaw detector, so that the moving plate 12 drives the probe 22 to move.

Furthermore, a torsion spring 23 is sleeved outside the connecting shaft of the connecting plate 19, the torsion spring 23 is positioned between the connecting plate 19 and the moving plate 12, and the probe 22 is in close contact with the circular tube by using the elasticity of the torsion spring 23.

Furthermore, a sliding rod 13 is connected between the two support plates 7 through a bolt, and the moving plate 12 is connected with the sliding rod 13 in a sliding manner, so that the moving plate 12 can move more stably.

Further, the nut 20 is welded on the outer wall of the top of the threaded sleeve 2, the fastening bolt 21 is connected to the inside of the nut 20 through threads, and the fastening bolt 21 is abutted to the screw rod 3, so that the screw rod 3 is fixed.

Further, the outer wall of the bottom of the table board 1 is welded with the pillars 5 which are uniformly distributed, the reinforcing rods 6 are welded between every two adjacent pillars 5, and the pillars 5 are reinforced by the reinforcing rods 6.

The working principle is as follows: when the device is used, when the circular tube needs to be tested, the circular tube is arranged between the left cone 9 and the right cone 10, the screw rod 3 is rotated through the forcing rod 4, the screw rod 3 drives the right cone 10 to extrude the circular tube, the circular tube is positioned through the extrusion of the left cone 9 and the right cone 10, the fastening bolt 21 is rotated, the fastening bolt 21 is abutted against the screw rod 3, the screw rod 3 is fixed, the probe 22 is attached to the side wall of one end side of the circular tube through the elasticity of the torsion spring 23, the power supply of the motor 14 is switched on through a lead, the motor 14 drives the rotating shaft 8 to rotate, the left cone 9 and the driving gear 16 are driven to rotate by the rotation of the rotating shaft 8, the circular tube and the right cone 10 are driven to rotate by the rotation of the left cone 9, the driven gear 15 is driven to rotate by the rotation of the driving gear 15, the lead screw 11 is driven to rotate by the rotation of the driven gear 15, the rotation of lead screw 11 drives movable plate 12 and slides on slide bar 13, and then makes movable plate 12 drive probe 22 and remove for probe 22 can also prolong the axis of pipe and remove when the pipe of pairing rotation detects a flaw, makes the detection experiment of pipe convenient and fast more and accurate.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An experimental platform for a nondestructive flaw detector comprises a table top (1) and is characterized in that two support plates (7) are welded on the outer wall of the top of the table top (1), one of the support plates (7) is connected with a rotating shaft (8) through a bearing, a left cone (9) is welded at one end of the rotating shaft (8), a driving gear (16) is welded at the other end of the rotating shaft (8) after penetrating through the support plates (7), a threaded sleeve (2) is welded at the outer wall of one side of the support plates (7), a screw rod (3) is connected inside the threaded sleeve (2) through threads, a right cone (10) is connected at one end of the screw rod (3) through a bearing, a reinforcing rod (4) is inserted at the other end of the screw rod (3), a driven belt pulley (17) is connected to the outside of the rotating shaft (8) through a flat key, and a motor (14) is connected to the outer wall of the top of the table top (1) through a bolt, one end of an output shaft of the motor (14) is connected with a driving belt pulley (18) through a flat key, the driving belt pulley (18) is in transmission connection with a driven belt pulley (17) through a belt, a screw rod (11) is connected between the two support plates (7) through a bearing, and a moving plate (12) is connected to the outer portion of the screw rod (11) through threads.

2. The experimental platform for the nondestructive flaw detector according to claim 1, wherein a driven gear (15) is welded to one end of the screw rod (11) through the support plate (7), and the driven gear (15) is meshed with the driving gear (16).

3. The experimental platform for the nondestructive flaw detector according to claim 1, wherein a connecting plate (19) is hinged to one outer wall of the moving plate (12) through a shaft, and a probe (22) is connected to the bottom outer wall of the connecting plate (19) through a bolt.

4. The experimental platform for the nondestructive flaw detector of claim 3, characterized in that a torsion spring (23) is sleeved outside the connecting shaft of the connecting plate (19), and the torsion spring (23) is located between the connecting plate (19) and the moving plate (12).

5. The experimental platform for the nondestructive flaw detector according to claim 1, wherein a slide bar (13) is connected between the two support plates (7) through a bolt, and the moving plate (12) is connected with the slide bar (13) in a sliding manner.

6. The experimental platform for the nondestructive flaw detector according to claim 1, characterized in that a nut (20) is welded on the outer wall of the top of the screw sleeve (2), and a fastening bolt (21) is connected to the inside of the nut (20) through a thread.

7. The experimental platform for the nondestructive flaw detector according to claim 1, characterized in that the outer wall of the bottom of the table top (1) is welded with evenly distributed pillars (5), and a reinforcing rod (6) is welded between two adjacent pillars (5).