CN219737562U

CN219737562U - Test fixture for network transformer

Info

Publication number: CN219737562U
Application number: CN202320599354.7U
Authority: CN
Inventors: 黄正裕; 卢君梅; 邱朝建
Original assignee: Guang'an Huaxun Electronics Co ltd
Current assignee: Guang'an Huaxun Electronics Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-09-22
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a testing jig for a network transformer, which comprises a bottom plate, a support frame and a carrier plate, wherein support blocks are arranged at the lower end of the support frame at equal intervals, the lower ends of the support blocks are fixedly arranged on the bottom plate, a round hole is arranged in the middle of the support frame, an annular groove is formed in the inner side wall of the round hole, rolling components are arranged at the end part of the carrier plate, the carrier plate rotates relative to the support frame through the rolling components, supporting plates are fixedly arranged at the two sides of the carrier plate, rolling components are arranged at the edges of the supporting plates, the supporting plates rotate relative to the support frame through the rolling components, and two groups of positioning components are symmetrically arranged at the upper end of the carrier plate. The telescopic rods in each group of positioning assemblies can adjust the distance between the two baffles so as to be suitable for network transformers with different sizes, the positioning plates position the network transformers, the extruding plates clamp the network transformers under the action of the air cylinders, the positioning of the transformers is more stable and firm, and the accurate positioning of detection data is ensured.

Description

Test fixture for network transformer

Technical Field

The utility model relates to the technical field of network transformers, in particular to a testing jig for a network transformer.

Background

With the rapid development of electronic technology, a network transformer applied to a network is widely applied, the network transformer is an electronic product which has good anti-interference performance and can effectively ensure network information transmission, the network transformer is widely applied to a network system at present, the network transformer is required to pass corresponding power-on tests before leaving a factory, the electric conductivity between an external pin and an internal coil after encapsulation is ensured to be good, and the network transformer is required to be tested in a power-on mode as a standard for judging whether performance is qualified, therefore, a special test fixture is required, the existing network transformer test fixture mostly adopts a lower set of test templates, the corresponding network transformer is placed according to the layout of the templates, then probes on the upper part are pressed down for conducting power-on test, the test fixture stops working when a test article is replaced, the test instrument continues to detect after the replacement is completed, a detection idle gear exists, and the test efficiency is low, and the use requirement cannot be met well.

The utility model patent with application number 202221607059.3 discloses a testing jig for a network transformer. The technical scheme adopted is as follows: comprises a frame, a conveyor belt, a positioning mechanism and a testing mechanism; the machine frame comprises a workbench, a rectangular groove is formed in the workbench, a conveying belt is arranged at the lower part of the workbench, the upper surface of the conveying belt is flush with the upper surface of the workbench, a positioning mechanism is arranged on the upper surface of the workbench, a testing mechanism is arranged on the upper part of the positioning mechanism and comprises a U-shaped fixing frame, the lower end of the U-shaped fixing frame is in threaded connection with the lower side wall of the workbench, a testing cylinder is fixedly arranged at the lower surface of the upper end of the U-shaped fixing frame, a probe fixing plate is fixedly connected with an output shaft of the testing cylinder, round holes are uniformly formed in the front edge and the rear edge of the probe fixing plate, and a testing probe is arranged in each round hole. The utility model has the beneficial effects that: the positioning mechanism and the testing mechanism are flexibly adjusted to adapt to the testing requirements of network transformers with different specifications, so that the testing efficiency is improved; although it has solved above-mentioned problem, it is spacing to the network transformer that the spacing comes on the conveyer belt through the cylinder drive spacing, does not touch the network transformer when the spacing that is located the rear side stretches out in order to ensure, causes the damage to the transformer, has certain interval between spacing and the network transformer at rear, just so leads to the transformer to be fixed a position and unstable, and the pin ratio of network transformer is less, and the contact surface ratio of probe and pin is less during the detection, and under the unstable circumstances of transformer location, the data of test appears the mistake easily, influences the test result.

Therefore, a testing fixture for a network transformer is provided by a person skilled in the art to solve the above-mentioned problems in the background art.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a testing fixture for a network transformer, which comprises a bottom plate, a support frame and a support plate, wherein support blocks are arranged at the lower end of the support frame at equal intervals, the lower ends of the support blocks are fixedly arranged on the bottom plate, round holes are formed in the middle of the support frame, annular grooves are formed in the inner side walls of the round holes, rolling assemblies are arranged at the end parts of the support plate, the support plate rotates relative to the support frame through the rolling assemblies, support plates are fixedly arranged at the two sides of the support plate, the edges of the support plates are provided with the rolling assemblies, the support plates rotate relative to the support frame through the rolling assemblies, two groups of positioning assemblies are symmetrically arranged at the upper end of the support plate, a rotating motor is fixedly arranged in the middle of the upper end of the bottom plate, and a main shaft of the rotating motor is connected with the middle center of the lower part of the support plate.

Preferably: the support frame is an annular frame.

Preferably: the support plate is characterized in that support rods are symmetrically arranged on two sides of the support plate, two support rods are arranged on each side, two opposite support rods correspond to a group of positioning assemblies, the end parts of the two support rods located on the same side are fixedly connected with the support plate, and the support rods are used for connecting the support plate and play a supporting role on the support plate, so that the support plate synchronously rotates along with the support plate.

Preferably: the support piece is arranged between the support rod and the telescopic rod and comprises two symmetrical plate structures, the two plate structures are fixed through bolts, the support piece is provided with a groove matched with the support rod and the telescopic rod, and the support piece supports the telescopic rod.

Preferably: the rolling assembly comprises a ball guide rail fixedly arranged on the upper wall and the lower wall of the upper groove of the support frame and a universal ball fixedly arranged on the edges of the support plate and the support plate, the universal ball is matched with the ball guide rail, the universal ball rotates relative to the ball guide rail, and the support plate are supported by the rolling assembly.

Preferably: the locating component comprises a locating plate fixedly arranged in the middle of the upper end of the support plate, and sliding rails symmetrically arranged at the upper end of the support plate, wherein the sliding rails are in sliding connection with the extruding plate, the extruding plate is parallel to the locating plate, the outside of the extruding plate is connected with an air cylinder, the cylinder body of the air cylinder is fixedly arranged on the support plate, the locating component further comprises a telescopic rod fixedly arranged at the upper end of the support plate, and the telescopic end of the telescopic rod is fixedly connected with a baffle plate.

The utility model has the technical effects and advantages that:

1. the telescopic rods in each group of positioning assemblies can adjust the distance between the two baffles so as to be suitable for network transformers with different sizes, the positioning plates position the network transformers, the extruding plates clamp the network transformers under the action of the air cylinders, the positioning of the transformers is more stable and firm, and the accurate positioning of detection data is ensured.

2. According to the utility model, under the action of the rotating motor, the carrier plate rotates according to the degree, the carrier plate rotates relative to the supporting frame through the rolling assembly, so that the positions of the two groups of positioning assemblies are interchanged, when the network transformer on one group of positioning assemblies is detected, the other group of positioning assemblies can be charged, continuous detection is realized, the stop neutral gear of the detecting instrument is shortened, and the detecting efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a test fixture for a network transformer according to an embodiment of the present utility model;

FIG. 2 is a block diagram of the view at A in FIG. 1;

FIG. 3 is a block diagram of a support in a test fixture for a network transformer provided by an embodiment of the present utility model;

fig. 4 is a top view of a test fixture for a network transformer according to an embodiment of the present utility model;

fig. 5 is a state diagram of a test fixture for a network transformer mounted on a test bench according to an embodiment of the present utility model.

In the figure: the device comprises a bottom plate 1, a support frame 2, an air cylinder 3, a carrier plate 4, a sliding rail 5, a squeeze plate 6, a telescopic rod 7, a support piece 8, a baffle plate 9, a positioning plate 10, a support rod 11, a support plate 12, a rotating motor 13, a support block 14, a ball guide rail 15, universal balls 16 and a detection workbench 17.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1 to 5, in this embodiment, the present utility model provides a test fixture for a network transformer, which includes a base plate 1, a support frame 2 and a carrier plate 4, wherein the lower end of the support frame 2 is provided with support blocks 14 at equal intervals, the lower end of the support blocks 14 is fixedly disposed on the base plate 1, a rotating motor 13 is fixedly disposed in the middle of the upper end of the base plate, the rotating motor 13 is a servo motor, a spindle of the rotating motor 13 is connected with the middle center of the lower end of the carrier plate, a round hole is disposed in the middle of the support frame 2, an annular groove is disposed in the inner side wall of the round hole, two groups of positioning components are symmetrically disposed at the upper end of the carrier plate 4, the positioning components clamp the network transformer, the end of the carrier plate 4 is provided with rolling components, the carrier plate 4 rotates by 180 degrees under the action of the rotating motor 13, the carrier plate 4 rotates relative to the support frame 2 through the rolling components, so that the positions of the two groups of positioning components are interchanged, when detecting the network transformer on one group of positioning components, the other group of positioning components can be charged, the continuous detection can be realized, the stop of the detection can be shortened, the detection efficiency can be improved, the two sides of the carrier plate 4 are fixed, the carrier plate 12 and the carrier plate 12 is disposed opposite to the edge of the carrier plate 12 and the carrier plate 12 is rotated along with the rotating plate 12.

The support frame 2 is an annular frame, and the annular frame saves more processing materials and installation space.

The support plate 4 is provided with support rods 11 symmetrically on two sides, each side is provided with two support rods 11, two opposite support rods correspond to a group of positioning assemblies, the end parts of the two support rods 11 positioned on the same side are fixedly connected with support plates 12, the support rods 11 are used for connecting the support plate 4 and the support plates 12 and play a supporting role on the support plates 12, and the support plates 12 synchronously rotate along with the support plate 4.

Support piece 8 is set up between vaulting pole 11 and the telescopic link 7, and support piece 8 includes the plate structure of two symmetries, and two plate structures pass through the bolt fastening, and support piece 8 is last set up with the recess that vaulting pole 11 and telescopic link 7 match, and support piece 8 prevents that telescopic link 7 front end heavy burden warp to supporting telescopic link 7.

The rolling assembly comprises a ball guide rail 15 fixedly arranged on the upper wall and the lower wall of the groove on the support frame 2 and a universal ball 16 fixedly arranged on the edges of the support plate 4 and the support plate 12, the universal ball 16 is matched and connected with the ball guide rail 15, the universal ball 16 rotates relative to the ball guide rail 15, and the support plate 4 and the support plate are supported by the rolling assembly, so that the support plate 12 rotates more stably.

The locating component is including fixed locating plate 10 that sets up in carrier plate 4 upper end middle part, the symmetry sets up slide rail 5 in carrier plate 4 upper end, slide rail 5 sliding connection stripper plate 6, stripper plate 6 is parallel with locating plate 10, cylinder 3 is connected in the stripper plate 6 outside, cylinder 3's cylinder body is fixed to be set up on carrier plate 4, still including fixed telescopic link 7 that sets up in the fagging 12 upper end, telescopic link 7's flexible end fixed connection baffle 9, the distance between two baffles 9 can be adjusted to telescopic link 7 in every group locating component, in order to be applicable to the network transformer of equidimension, locating plate 10 is to the network transformer location, the stripper plate 6 presss from both sides tight network transformer under the effect of cylinder 3, the location to the transformer is more stable firm, guarantee detection data's accurate decides.

In embodiment 1, the control device for operating the device is provided with a control system, a switch and a driving module by corresponding manufacturers, and in addition, the power supply module, the circuit, the electronic component and the control module are all in the prior art, so that the control device can be completely realized by those skilled in the art, and needless to say, the protection of the utility model does not involve improvement of the internal structure and method.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The utility model provides a network transformer's test smelting tool, includes bottom plate (1), support frame (2) and carrier plate (4), its characterized in that, support frame (2) lower extreme equidistant supporting shoe (14) that set up, the fixed setting of lower extreme of supporting shoe (14) is on bottom plate (1), and support frame (2) middle part sets up the round hole, and annular recess is seted up to the round hole inside wall, carrier plate (4) tip sets up rolling element, and carrier plate (4) rotate through rolling element relative support frame (2), carrier plate (4) both sides are fixed to set up fagging (12), and fagging (12) edge sets up rolling element, and fagging (12) rotate relative support frame (2) through rolling element, carrier plate (4) upper end symmetry sets up two sets of locating component, the fixed lower extreme middle part heart that sets up rotating motor (13) in bottom plate upper end middle part, the spindle of rotating motor (13) are connected the carrier plate.

2. A test fixture for a network transformer according to claim 1, characterized in that the support frame (2) is a ring frame.

3. The testing jig of a network transformer according to claim 1, wherein supporting rods (11) are symmetrically arranged on two sides of the carrier plate (4), two supporting rods (11) are arranged on each side, two opposite supporting rods correspond to a group of positioning components, the end parts of the two supporting rods (11) located on the same side are fixedly connected with supporting plates (12), the supporting rods (11) are used for connecting the carrier plate (4) and the supporting plates (12), and supporting effects are achieved on the supporting plates (12), so that the supporting plates (12) rotate synchronously with the carrier plate (4).

4. A test fixture for a network transformer according to claim 3, characterized in that a supporting member (8) is arranged between the supporting rod (11) and the telescopic rod (7), the supporting member (8) comprises two symmetrical plate structures, the two plate structures are fixed by bolts, the supporting member (8) is provided with a groove matched with the supporting rod (11) and the telescopic rod (7), and the supporting member (8) is used for supporting the telescopic rod (7).

5. The testing jig of a network transformer according to claim 1, wherein the rolling assembly comprises a ball guide rail (15) fixedly arranged on the upper wall and the lower wall of the upper groove of the supporting frame (2) and a universal ball (16) fixedly arranged on the edges of the carrier plate (4) and the supporting plate (12), the universal ball (16) is connected with the ball guide rail (15) in a matched mode, the universal ball (16) rotates relative to the ball guide rail (15), and the carrier plate (4) and the supporting plate are supported by the rolling assembly.

6. The test fixture of the network transformer according to claim 1, wherein the positioning assembly comprises a positioning plate (10) fixedly arranged in the middle of the upper end of the carrier plate (4), sliding rails (5) symmetrically arranged at the upper end of the carrier plate (4), the sliding rails (5) are connected with the extrusion plate (6) in a sliding mode, the extrusion plate (6) is parallel to the positioning plate (10), the outer side of the extrusion plate (6) is connected with the air cylinder (3), the cylinder body of the air cylinder (3) is fixedly arranged on the carrier plate (4), and the test fixture further comprises a telescopic rod (7) fixedly arranged at the upper end of the supporting plate (12), and a telescopic end of the telescopic rod (7) is fixedly connected with the baffle plate (9).