CN215179149U

CN215179149U - Automatic rotation and locking device of bending tester

Info

Publication number: CN215179149U
Application number: CN202121187921.5U
Authority: CN
Inventors: 李瑞刚; 李文刚; 贺爱龙; 吴永涛
Original assignee: Shaanxi Pujin Technology Co ltd
Current assignee: Shaanxi Pujin Technology Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-12-14
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a bending test machine's autogiration and locking device, including insulator test article, work dish, base, be provided with rotating spindle and rotating electrical machines in the base, rotating spindle is controlled by rotating electrical machines, and the work dish is installed on rotating spindle, and the insulator test article is installed on the work dish. The utility model has the advantages that: in the insulator four-way bending test, the problem that a test article needs to be manually disassembled, or the work of manually rotating the working disc and manually locking the working disc is changed into motor control, so that the labor intensity is reduced, the labor is saved, the convenience and the accuracy of the test are improved, and the reliability of experimental data is improved.

Description

Automatic rotation and locking device of bending tester

Technical Field

The utility model belongs to the technical field of test device, a autogiration and locking device of bending test machine is related to.

Background

Insulators are devices that are mounted between conductors of different potentials or between a conductor and a ground potential member and are able to withstand the effects of voltage and mechanical stress. The insulating control is a special insulating control and can play an important role in an overhead transmission line. The insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical loading conditions, otherwise the insulator will not function significantly and will compromise the service and operational life of the entire line.

Therefore, the bending test of the insulator is the most important content in the insulator type test, the bending test of the insulator in the domestic market at present is unidirectional and cannot rotate, and the bending test of the insulator generally needs four-way bending, so that in the prior art, after one bending test is completed, a fixing bolt on an insulator test sample needs to be manually detached, the insulator needs to be installed and fixed on a working disc again after being rotated for 90 degrees, or the working disc can be manually rotated, but after the working disc is rotated for 90 degrees, the working disc needs to be locked by a pressing plate, and the deformation and damage of a rotating shaft of the working disc caused by stress deformation in the bending load test are avoided. The two bending testing machines have high labor intensity, and the rotation angles are not accurate enough in manual control, so that the data reliability is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bending test machine's autogiration and locking device, in insulator quadriversal bending test, solved and needed manual dismantlement sample, or the work of manual rotatory working disc, manual locking working disc changes to motor control, has both reduced intensity of labour, uses manpower sparingly, has improved experimental convenience and accuracy again to improve experimental data's credibility.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

the utility model provides an autogiration and locking device of bending test machine, includes insulator sample, working disc, base, is provided with rotary spindle and rotating electrical machines in the base, and rotary spindle is controlled by rotating electrical machines, and the working disc is installed on rotary spindle, and the insulator sample is installed on the working disc.

Preferably, the rotating motor is a servo motor, and the servo motor has the functions of high precision and strong stability.

Preferably, the servo motor rotates by 90 degrees, and the servo motor is rotated by 90 degrees to perform commutation, so that the test can be performed in all four directions.

Preferably, the base is provided with a locking cushion block, the locking cushion block is placed at the bottom of the working plate, a gap is formed between the locking cushion block and the working plate, the locking cushion block can provide a buffer between the working plate and the base, and the phenomenon that the service life of the device is shortened due to direct friction between the working plate and the base when the working plate rotates is avoided.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses rotary main shaft and rotating electrical machines have been set up on the base, the working disc is installed on rotary main shaft, rotary main shaft is controlled by rotating electrical machines, rotating electrical machines is rotatory, drive the rotatory certain angle of rotary main shaft, rotary main shaft drives the working disc of installing above that together rotatory to suitable angle, the rotary electrical machines self-actuating brake lock dies afterwards, guarantee that rotary main shaft and working disc can not rotate at the experimentation, avoid the rotation axis atress to warp the damage, after the test of a direction has been accomplished, the dead state of lock is relieved to program control rotating electrical machines, continue to drive the rotatory certain angle of rotary main shaft and working disc, in order to accomplish multi-direction bending test.

Therefore, the utility model provides a bending test machine's autogiration and locking device, in insulator quadriversal bending test, solved and needed manual dismantlement sample, or the work of manual rotatory working disc, manual locking working disc, changed to motor control, both reduced intensity of labour, use manpower sparingly, improved experimental convenience and accuracy again to improve experimental data's credibility.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the prior art;

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic top view of the present invention.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; further, in the description of the present invention, "a plurality" means at least two, such as two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Referring to fig. 1-4, fig. 1 is a schematic diagram of an overall structure of the prior art; FIG. 2 is a schematic view of the overall structure of the present invention; FIG. 3 is a schematic side view of the present invention; fig. 4 is a schematic top view of the present invention.

The utility model provides a bending test machine's autogiration and locking device, the part name that each reference numeral corresponds in the picture as follows: insulator sample 1, working disc 2, base 3, rotatory main shaft 4, rotating electrical machines 5, locking cushion 6.

The utility model provides an autogiration and locking device of bending test machine, includes insulator test article 1, working disc 2, base 3, is provided with rotating spindle 4 and rotating electrical machines 5 in the base 3, and rotating spindle 4 is controlled by rotating electrical machines 5, and working disc 2 installs on rotating spindle 4, and insulator test article 1 installs on working disc 2.

The rotating motor 5 is a servo motor which has the functions of high precision and strong stability.

The rotating angle of the servo motor is 90 degrees, and the servo motor is rotated by 90 degrees to carry out reversing, so that the test can be carried out in four directions.

Be provided with locking cushion 6 on the base 3, locking cushion 6 places in the bottom of working disk 2, is provided with the gap between locking cushion 6 and the working disk 2, and locking cushion 6 can provide a buffering between working disk 2 and base 3, and the direct friction with base 3 when avoiding working disk 2 to rotate leads to the device life-span to reduce.

The utility model discloses an use and working method do:

the working disc 2 is arranged on the rotary main shaft 4, a certain gap is formed between the bottom surface of the working disc 2 and the locking cushion block 6 on the base 3, and the insulator test sample 1 is arranged on the working disc 2.

When the test is started, the insulator bending test device executes the insulator test article-bending test according to the force value and the speed preset by the program, after the test in one direction is completed, when the insulator test article 1 needs to rotate to test other directions, the program-controlled rotating motor 5 is started, the rotating motor 5 drives the rotating main shaft 4 and the working disc 2 to rotate 90 degrees, so that the insulator test article 1 rotates 90 degrees, the bending test is performed in one direction, after the rotation is completed, the rotating motor 5 automatically brakes and locks, the rotating main shaft 4 and the working disc 2 can not rotate in the test process, after the bending test is completed, the program-controlled rotating motor 5 releases the locked state, and the rotating main shaft 4 and the working disc 2 are continuously driven to rotate for a certain angle to continue the test.

the utility model discloses set up rotating spindle 4 and rotating electrical machines 5 on base 3, working disc 2 is installed on rotating spindle 4, rotating spindle 4 is controlled by rotating electrical machines 5, rotating electrical machines 5 is rotatory, it is rotatory certain angle to drive rotating spindle 4, rotating spindle 4 drives working disc 2 that installs on it together and rotates to suitable angle, rotating electrical machines 5 self-actuating brake lock dies afterwards, it can not rotate at the test process to guarantee rotating spindle 4 and working disc 2, avoid the rotation axis atress to warp the damage, after the test of a direction has been accomplished, program control rotating electrical machines 5 removes the lock dead state, continue to drive rotating spindle 4 and the certain angle of working disc 2 rotation, in order to accomplish multi-direction bending test.

To sum up, the utility model provides a bending test machine's autogiration and locking device, in insulator quadriversal bending test, solved and needed manual dismantlement sample, or the work of manual rotatory working disc, manual locking working disc, change to motor control, both reduced intensity of labour, use manpower sparingly, improved experimental convenience and accuracy again to improve experimental data's credibility.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims

1. The automatic rotating and locking device of the bending testing machine is characterized by comprising an insulator test article, a working disc and a base, wherein a rotating main shaft and a rotating motor are arranged in the base, the rotating main shaft is controlled by the rotating motor, the working disc is installed on the rotating main shaft, and the insulator test article is installed on the working disc.

2. The automatic rotation and locking device for a bending tester according to claim 1, wherein the rotary motor is a servo motor.

3. The automatic rotation and locking device for a bending tester according to claim 2, wherein the servo motor is rotated by an angle of 90 degrees.

4. The automatic rotation and locking device of a bending tester according to claim 1, wherein the base is provided with a locking pad, the locking pad is placed at the bottom of the working plate, and a gap is provided between the locking pad and the working plate.