CN218956282U - Transformer shell intensity detection device - Google Patents

Abstract

The utility model belongs to the technical field of transformer shell detection and discloses a transformer shell strength detection device which comprises a bottom plate, wherein a support is connected above the bottom plate and is connected with an impact mechanism, a sliding rail and a first servo motor are longitudinally arranged on the bottom plate, the sliding rail is used for sliding and bearing two transverse plates, the first servo motor is connected with a longitudinal first screw rod in a driving mode, the first screw rod is divided into two sections of threaded sections with opposite threaded directions, each section of threaded section is in threaded connection with one transverse plate, each transverse plate is provided with two angle clamping blocks in a sliding mode, the second servo motor is connected with a transverse second screw rod in a driving mode, the two screw rods are divided into two sections of threaded sections with opposite threaded directions, each section of threaded section is in threaded connection with one angle clamping block, each angle clamping block comprises a flat plate and a vertical plate, and the upper part of the flat plate is transversely and longitudinally provided with a vertical plate. The utility model has simple and reasonable structure, is suitable for fixing and detecting transformer shells with different specifications, and has better clamping and fixing effects.

Description

Transformer shell intensity detection device

Technical Field

The utility model belongs to the technical field of detection of transformer shells, and particularly relates to a device for detecting the strength of a transformer shell.

Background

The transformer shell is used for arranging and protecting an internal transformer, and has certain requirements on the strength because of the important protection function, and the detection of the strength of the transformer shell is particularly important. The transformer housing has various specifications, and the conventional strength detection device for the transformer housing is inconvenient to fixedly detect various length-width ratios and housings with various sizes.

Disclosure of Invention

In order to overcome the technical problems, the utility model provides a device for detecting the strength of a transformer shell.

The utility model adopts the following technical scheme:

the utility model provides a transformer shell intensity detection device, includes the bottom plate, bottom plate top linking bridge, leg joint impact mechanism, vertically set up the slide rail on the bottom plate, the slide rail slides and bears two horizontal diaphragms, the bottom plate sets up servo motor one, servo motor one drive connection fore-and-aft lead screw, lead screw one divide into two sections screw sections opposite in screw thread direction, every section screw section and a diaphragm threaded connection, every diaphragm top lateral sliding sets up two angle clamp pieces, the one end of diaphragm is equipped with servo motor two, servo motor two drive connection horizontal lead screw two, lead screw two are two sections screw sections opposite in screw thread direction, every section screw section and an angle clamp piece threaded connection, the angle clamp piece includes dull and stereotyped and riser, dull and stereotyped threaded hole and lead screw two are connected, horizontal vertically respectively in dull and stereotyped top sets up a riser.

Preferably, the support comprises a vertical support column and a horizontal top beam, and the support column is vertically connected with a horizontal rectangular adjusting frame in a sliding manner.

Preferably, the impact mechanism comprises a first vertical servo electric cylinder and a second horizontal servo electric cylinder; the servo electric cylinder I is connected with the top beam, the push rod I of the servo electric cylinder I is vertically and slidably connected with the tip cone, and a pressure sensor I is arranged between the tip cone and the push rod I; the second servo electric cylinder is connected to the inner side of the adjusting frame and perpendicular to the frame edge, the second push rod of the second servo electric cylinder is connected with the side cone in a sliding mode along the rod direction, and a second pressure sensor is arranged between the side cone and the second push rod.

Preferably, the first servo motor, the second servo motor, the first servo electric cylinder, the second servo electric cylinder, the first pressure sensor and the second pressure sensor are connected with a computer.

Preferably, the adjusting frame is in threaded connection with a horizontal jackscrew, and the jackscrew abuts against the support column.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is provided with the sliding rail, the transverse plate, the first servo motor, the first lead screw, the second servo motor, the second lead screw and the angle clamping block, wherein the first servo motor drives the two transverse plates to approach or separate through the first lead screw so as to control the longitudinal clamping action, the second servo motor drives the angle clamping block positioned on the same transverse plate to approach or separate through the second lead screw so as to control the transverse clamping action, the longitudinal clamping degree and the transverse clamping degree are adjustable, and the utility model is suitable for the fixed detection of transformer shells with different specifications; and the used angle grip block that adopts of centre gripping divide into dull and stereotyped and two risers, and two liang are perpendicular to three boards, but this kind of structure laminating transformer housing's base angle, and the atress position of shell is four base angles and bottom arris and side arris when the centre gripping shell, because the shell is the biggest in corner department intensity, so add from the corner and hold fixed can bring better centre gripping fixed effect, is favorable to utilizing the intensity of each face of impact detection shell more.

Drawings

FIG. 1 is a schematic overall front view of the present utility model;

FIG. 2 is a top view taken along the line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

fig. 4 is a schematic view of the structure of the upper right corner gripping block of fig. 2.

Reference numerals illustrate:

1, a top beam; 2, a support column; 3, adjusting a frame; 4, jackscrews; 5 servo cylinder I; 6, a first pressure sensor; 7, a tip cone; 8, a bottom plate; 9 servo motor I; 10, a first lead screw; a transverse plate 11; 12 screw rods II; 13 angle clamping blocks; 13-1 plates; 13-2 risers; 14 sliding rails; 15 a servo motor II; 16 servo electric cylinder II; 17 a second pressure sensor; 18 side cone.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

The utility model provides a transformer shell intensity detection device, includes bottom plate 8, the support is connected to bottom plate 8 top, the impact mechanism is connected to the support, vertically set up slide rail 14 on bottom plate 8, slide rail 14 slides and bears two horizontal diaphragm 11, bottom plate 8 sets up servo motor one 9, servo motor one 9 drive connection vertical lead screw one 10, lead screw one 10 divide into two sections screw thread section opposite in screw thread direction, every section screw thread section is connected with a diaphragm 11 screw thread, every diaphragm 11 top transversely slides and sets up two angle clamp pieces 13, the one end of diaphragm 11 is equipped with servo motor two 15, servo motor two 15 drive connection horizontal lead screw two 12, lead screw two 12 divide into two sections screw thread section opposite in screw thread direction, every section screw thread section is connected with an angle clamp piece 13 screw thread, when holding the transformer shell, servo motor one 9 is through lead screw one 10 drive two diaphragm 11 be close to or keep away from thereby control vertical clamping action, servo motor two 15 drive through lead screw two 12 lie in same plate 11 close to or keep away from the transversal clamp piece 13 and control the horizontal clamp action and can both be applicable to the fixed and the detection of the horizontal clamp and the different specification; the angle clamping block 13 comprises a flat plate 13-1 and a vertical plate 13-2, the flat plate 13-1 is provided with threaded holes and is connected with a screw rod II 12, the vertical plate 13-2 is respectively arranged above the flat plate 13-1 transversely and longitudinally, the flat plate 13-1 and the two vertical plates 13-2 are perpendicular to each other to form a structure capable of being attached to the bottom angle of the shell of the transformer, when the shell is clamped, the stress positions of the shell are four bottom angles and related bottom edges and side edges, and as the strength of the shell at the edges is highest, the clamping and fixing are carried out from the edges to allow larger clamping force, so that better clamping and fixing effects are brought, and the strength of each surface of the shell is more beneficial to detecting the strength of the shell by utilizing impact; the support comprises a vertical support column 2 and a horizontal top beam 1, the support column 2 is vertically and slidably connected with a horizontal rectangular adjusting frame 3, the adjusting frame 3 is in threaded connection with a horizontal jackscrew 4, and the jackscrew 4 is abutted against the support column 2 and used for locking the height of an adjusting hole; the impact mechanism comprises a first vertical servo electric cylinder 5 and a second horizontal servo electric cylinder 16; the first servo electric cylinder 5 is connected with the top beam 1, the first push rod of the first servo electric cylinder 5 is vertically and slidably connected with the tip cone 7, and a first pressure sensor 6 is arranged between the tip cone 7 and the first push rod; the second servo electric cylinders 16 are connected to the inner side of the adjusting frame 3 and perpendicular to the frame edge, the second servo electric cylinders 16 are arranged in four, are respectively arranged on the inner side of a frame of the adjusting frame 3, the second push rods of the second servo electric cylinders 16 are connected with the side cones 18 in a sliding mode along the rod direction, and the second pressure sensors 17 are arranged between the side cones 18 and the second push rods.

The servo motor I9, the servo motor II 15, the servo electric cylinder I5, the servo electric cylinder II 16, the pressure sensor I6 and the pressure sensor II 17 are connected with a computer, and the electric components are uniformly regulated and controlled by the computer; in the process that the tip cone 7 or the side cone 18 is pressed against the transformer shell until the transformer shell is broken, the pressure is gradually increased and finally suddenly reduced, and a computer acquires a pressure curve through the first pressure sensor 6 or the second pressure sensor 17 so as to reflect the strength of the shell.

A kind of potential transformer shell intensity checkout gear, use the step to be:

s1, the positions of four angle clamping blocks 13 are adjusted in advance according to a to-be-detected transformer shell, a first servo motor 9 drives two transverse plates 11 to approach/depart, a second servo motor 15 drives two angle clamping blocks 13 positioned on the same transverse plate 11 to approach/depart, and after adjustment is finished, the length and the width of a rectangle surrounded by extension butt joint of vertical plates 13-2 of the four angle clamping blocks 13 are slightly larger than those of the transformer shell;

s2, after the adjusting frame 3 is lifted, conveying the shell to be detected to four corner clamping blocks 13, driving the two transverse plates 11 to be close by the first servo motor 9, driving the two corner clamping blocks 13 positioned on the same transverse plate 11 to be close by the second servo motor 15, and clamping and fixing the shell by applying force on bottom corners, bottom edges and side edges of the shell;

s3, adjusting the adjusting frame 3 to a proper height, enabling the side cone 18 to point to the side wall of the transformer shell, screwing the jackscrew 4, and locking the adjusting frame 3;

s4, the first servo electric cylinder 5 drives the tip cone 7 to downwards push against the top surface of the transformer shell until the top surface is pierced, the second four servo electric cylinders 16 drive the side cones 18 to horizontally push against the side walls of the corresponding side shells until the side walls are pierced, and the computer acquires each pressure curve through the first pressure sensor 6 and the second pressure sensor 17, so that the strength of the shell is obtained.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many variations, modifications, substitutions and alterations are possible to the above embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (5)

1. The utility model provides a transformer shell intensity detection device, includes the bottom plate, bottom plate top linking bridge, leg joint impact mechanism, its characterized in that, vertically set up the slide rail on the bottom plate, the slide rail slides and bears two horizontal diaphragms, the bottom plate sets up servo motor one, servo motor one drive connection is first, the screw one divide into two sections screw thread sections opposite in screw thread direction, every section screw thread section and a diaphragm threaded connection, every diaphragm top lateral sliding sets up two angle clamping pieces, the one end of diaphragm is equipped with servo motor two, servo motor two drive connection is horizontal screw two, screw two sections screw thread sections opposite in screw thread direction, every section screw thread section and an angle clamping piece threaded connection, the angle clamping piece includes dull and stereotyped and riser, dull and stereotyped threaded hole and screw two connection, dull and stereotyped top horizontal vertically respectively sets up a riser.

2. The device of claim 1, wherein the bracket comprises a vertical post and a horizontal top beam, the post being vertically slidably coupled to a horizontal rectangular adjustment frame.

3. The device for detecting the strength of a transformer housing according to claim 2, wherein the impact mechanism comprises a first vertical servo cylinder and a second horizontal servo cylinder; the servo electric cylinder I is connected with the top beam, the push rod I of the servo electric cylinder I is vertically and slidably connected with the tip cone, and a pressure sensor I is arranged between the tip cone and the push rod I; the second servo electric cylinder is connected to the inner side of the adjusting frame and perpendicular to the frame edge, the second push rod of the second servo electric cylinder is connected with the side cone in a sliding mode along the rod direction, and a second pressure sensor is arranged between the side cone and the second push rod.

4. A device for detecting the strength of a transformer housing according to claim 3, wherein the first servo motor, the second servo motor, the first servo cylinder, the second servo cylinder, the first pressure sensor and the second pressure sensor are connected to a computer.

5. The device of claim 2, wherein the adjusting frame is threaded with a horizontal jackscrew, the jackscrew abutting the post.

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