CN219837006U - Mutual inductor copper bar bending equipment - Google Patents

Abstract

The utility model relates to the technical field of transformer processing equipment, in particular to transformer copper bar bending equipment which comprises a workbench surface, a rotary dividing disc, a workpiece fixing seat, a bending device and a discharging device; the workpiece fixing seats are arranged in a plurality of parts, and the workpiece fixing seats are arranged on the upper end face of the rotary index plate and are equally spaced; the rotary index plate is arranged on the workbench surface and can be rotatably arranged, and the rotation of the rotary index plate drives the workpiece fixing seats to rotate; the bending device and the discharging device are respectively arranged on the workbench surface and are sequentially arranged along the rotating direction of the rotating index plate, and the bending device is used for bending copper bars of the mutual inductor positioned in the workpiece fixing seat; and the discharging device is used for moving the transformer with the copper bar bent out of the workpiece fixing seat. The problem that the bending efficiency is low and the workpiece after bending cannot be automatically fed is solved.

Description

Mutual inductor copper bar bending equipment

Technical Field

The utility model relates to the technical field of transformer processing equipment, in particular to transformer copper bar bending equipment.

Background

In an alternating current circuit, a special transformer is commonly used for converting large current into small current and converting high voltage into low voltage and then measuring the small current and the high voltage, the used conversion devices are called a current transformer and a voltage transformer, and the use of the transformer has the advantages of isolating a measuring instrument from the high voltage and ensuring the safety of the instrument and a person; the quantity limit of the instrument can be enlarged, and the standardization of the instrument is facilitated; the energy consumption in the measurement can also be reduced. Thus, the use of transformers in the measurement of ac voltage, current and power, as well as in various relay protection and control circuits, is quite widespread.

Two structural copper bars are generally arranged on the transformer for conducting electricity to realize the electric connection of each part. In the process of manufacturing the transformer, the copper bar at the upper center of the transformer is required to be bent, and the currently used copper bar bending equipment is provided with only one bending station, the transformer to be processed is manually placed into the bending station, the flatness of the copper bar after bending and the width and the height between the copper bar and the copper bar positioned on one side of the transformer shell are not required, the processing requirement of bending the copper bar can be met after the subsequent manual correction, the bending efficiency is low, and the bent workpiece cannot be automatically fed.

Disclosure of Invention

Aiming at the defects, the utility model aims to provide the transformer copper bar bending equipment which solves the problems that the bending efficiency is low and the bent workpiece cannot be automatically fed.

To achieve the purpose, the utility model adopts the following technical scheme:

a mutual inductor copper bar bending device comprises a workbench surface, a rotary index plate, a workpiece fixing seat, a bending device and a discharging device;

the workpiece fixing seats are arranged in a plurality of parts, and the workpiece fixing seats are arranged on the upper end face of the rotary index plate and are equally spaced;

the rotary index plate is arranged on the workbench surface and can be rotatably arranged, and the rotation of the rotary index plate drives the workpiece fixing seats to rotate;

the bending device and the discharging device are respectively arranged on the workbench surface and are sequentially arranged along the rotating direction of the rotating index plate, and the bending device is used for bending copper bars of the mutual inductor positioned in the workpiece fixing seat;

and the discharging device is used for moving the transformer with the copper bar bent out of the workpiece fixing seat.

In one embodiment, four workpiece fixing seats are arranged, and the four workpiece fixing seats are equally fixed at the edge positions of the upper end face of the rotary index plate;

four stations are sequentially formed along the rotating direction of the rotary index plate, namely a feeding station, a transition station, a bending station and a discharging station, wherein the feeding station and the bending station are opposite and are arranged along the front-rear direction, the transition station and the discharging station are opposite and are arranged along the left-right direction, and any workpiece fixing seat can stay to the corresponding station in sequence through the rotation of the rotary index plate;

the bending device is located at the bending station, and the discharging device is located at the discharging station.

Further, a first mounting frame is mounted on the workbench surface and is arranged above the rotary index plate;

the bending device comprises a pre-bending assembly and a bending assembly;

the copper bar bending device comprises a first mounting frame, a first bending assembly, a second bending assembly and a first bending assembly, wherein the first bending assembly is arranged on the rear side of the rotary index plate, the first bending assembly is used for tilting copper bars of a transformer to be processed forwards, and the second bending assembly is arranged on the first mounting frame and is used for downwards punching and bending the tilted copper bars to be horizontal.

Further, the pre-bending assembly comprises a first driving device and a top block, the driving end of the first driving device is connected with the top block, the top block horizontally reciprocates along the front-back direction under the driving of the first driving device, and the top block is used for inclining a copper bar of a transformer to be processed forwards;

the bending assembly comprises a second driving device and a pressing block, wherein the driving end of the second driving device is connected with the pressing block, and the pressing block vertically reciprocates along the up-down direction under the driving of the second driving device.

Further, a second mounting frame is mounted on the workbench surface and is arranged above the rotary index plate;

the bending device further comprises a limiting assembly, the limiting assembly is mounted on the second mounting frame, the limiting assembly and the pre-bending assembly are oppositely arranged in the front-back direction, and the limiting assembly is used for providing bending limiting when the bending assembly bends copper bars downwards.

Further, the limiting assembly comprises a third driving device and a limiting plate;

the third driving device is arranged on the second mounting frame, the driving end of the third driving device is detachably provided with the limiting plate, and the limiting plate moves back and forth towards the direction of the pre-bending assembly under the driving of the third driving device;

the limiting plate is provided with a horizontal limiting surface, and when the third driving device drives the third driving device to extend out, the limiting surface is positioned above the transformer to be processed and below the copper bar to be punched.

In an embodiment, the discharging device comprises a sliding rail and a manipulator;

the sliding rail is arranged on the first mounting frame, one end of the sliding rail is positioned at the discharging station, and the other end of the sliding rail is positioned in a collection area of the processed transformer;

the manipulator with slide rail sliding connection, the manipulator can be followed slide rail reciprocating motion sets up, the manipulator is used for snatching and throwing in the mutual-inductor.

Further, the upper end surface of the workpiece fixing seat is provided with a limiting groove and a plurality of avoidance areas communicated with the limiting groove;

the limiting groove is matched with the shell of the transformer, and the avoidance area is used for embedding parts communicated with the shell of the transformer.

Preferably, the pressing block is made of white steel.

The technical scheme provided by the utility model can comprise the following beneficial effects:

adopt rotatory graduated disk to install in table surface, install a plurality of work piece fixing base equally at the up end of rotatory graduated disk, will wait to process the mutual-inductor and place on the work piece fixing base, follow rotatory graduated disk's direction of rotation has set gradually bending device with discharging device, rotatory graduated disk can rotate on table surface, a plurality of the work piece fixing base rotates along with rotatory graduated disk, and when the mutual-inductor rotation that waits to process that is located the work piece fixing base moves to bending device department, bending device bends the copper bar of the mutual-inductor of here, and the mutual-inductor that the completion copper bar was bent rotates to along with rotatory graduated disk discharging device, discharging device shifts out the mutual-inductor that has accomplished the copper bar and bend the work piece fixing base and accomplish the ejection of compact, carries out the mutual-inductor after the copper bar is bent through discharging device and just can go out the ejection of compact, improves production efficiency and solves the problem that the work piece can not automatic unloading.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the present utility model.

Fig. 2 is an enlarged view of region a of fig. 1.

Fig. 3 is a front view of an embodiment of the present utility model.

Wherein: table surface 1, first mounting bracket 11, second mounting bracket 12, rotatory graduated disk 2, material loading station 21, transition station 22, bend station 23, ejection of compact station 24, work piece fixing base 3, spacing recess 31, dodge district 32, bending device 4, pre-bending subassembly 41, first drive arrangement 411, kicking block 412, bending subassembly 42, second drive arrangement 421, briquetting 422, spacing subassembly 43, third drive arrangement 431, spacing face 4311, limiting plate 432, ejection of compact device 5, slide rail 51, manipulator 52.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same 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.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following is a description of the technical solution of the present utility model with reference to fig. 1 to 3 and by means of a specific embodiment.

The transformer copper bar bending equipment comprises a workbench surface 1, a rotary index plate 2, a workpiece fixing seat 3, a bending device 4 and a discharging device 5, wherein the workbench surface is provided with a plurality of bending grooves;

the workpiece fixing seats 3 are arranged in a plurality, and the workpiece fixing seats 3 are arranged on the upper end face of the rotary index plate 2 at equal intervals;

the rotary dividing disc 2 is arranged on the workbench surface 1 and can be rotatably arranged, and the rotation of the rotary dividing disc 2 drives the workpiece fixing seats 3 to rotate;

the bending device 4 and the discharging device 5 are respectively arranged on the workbench surface 1 and are sequentially arranged along the rotation direction of the rotary index plate 2, and the bending device 4 is used for bending copper bars of the mutual inductor positioned in the workpiece fixing seat 3;

the discharging device 5 is used for moving the transformer with the copper bar bent out of the workpiece fixing seat 3.

According to the copper bar bending equipment used at present, only one bending station is arranged, a to-be-processed mutual inductor is manually placed into the bending station, the flatness of the copper bar after bending and the width and the height between the copper bar and the copper bar positioned on one side of the shell of the mutual inductor are not required, the requirement of copper bar bending can be met only after subsequent manual correction, the bending efficiency is low, and a bent workpiece cannot be automatically fed, so that the copper bar bending equipment of the mutual inductor is provided, a plurality of workpiece fixing seats 3 are arranged on the working table 1 in an equal division manner on the upper end face of the rotating dividing disc 2, the to-be-processed mutual inductor is placed on the workpiece fixing seats 3, the bending device 4 and the discharging device 5 are sequentially arranged along the rotating direction of the rotating dividing disc 2, the rotating dividing disc 2 can rotate on the working table 1, and when the to-be-processed mutual inductor positioned in the workpiece fixing seats 3 rotates to the position of the device 4, the copper bar bending device 4 can carry out bending on the copper bar of the to-be-processed mutual inductor, the bending efficiency of the copper bar can be increased to the workpiece fixing seats 5 along with the rotating dividing disc 2, and the bending device can not be discharged by the automatic bending device 5.

In an alternative embodiment, as shown in fig. 3, four workpiece holders 3 are provided, and four workpiece holders 3 are equally fixed at edge positions of the upper end surface of the rotary index plate 2;

four stations, namely a feeding station 21, a transition station 22, a bending station 23 and a discharging station 24, are sequentially formed along the rotating direction of the rotary index plate 2, the feeding station 21 and the bending station 23 are opposite and are arranged along the front-back direction, the transition station 22 and the discharging station 24 are opposite and are arranged along the left-right direction, and any workpiece fixing seat 3 can sequentially stay to the corresponding station through the rotation of the rotary index plate 2;

the bending device 4 is located at the bending station 23, and the discharging device 5 is located at the discharging station 24.

Further, the workpiece fixing seat 3 is provided with four stations, four stations are sequentially formed along the rotating direction of the rotary index plate 2, the feeding station 21 is opposite to the bending station 23, the transition station 22 is opposite to the discharging station 24, the workpiece fixing seat 3 staying at the feeding station 21 can be used for manually placing the transformer to be processed into the workpiece fixing seat 3 for feeding, the workpiece fixing seat 3 for feeding is rotated to the transition station 22 from the feeding station 21, the transformer to be processed at the transition station 22 waits for the bending device 4 to bend copper bars on the last transformer entering the bending station 23, after the bending of the copper bars is completed, the transformer to be processed waiting at the transition station 22 is rotated to the bending station 23, meanwhile, the transformer for bending of the copper bars is rotated to the discharging station 24, the discharging is performed at the discharging station 24 through the discharging device 5, and the intermittent rotation of the rotary index plate 2 is used for feeding, bending and discharging, uninterrupted circulation is performed, the structural design is concise, and the operation efficiency of bending the copper bars of the transformer is further improved.

In an alternative embodiment, the table top 1 is provided with a first mounting frame 11, and the first mounting frame 11 is arranged above the rotary index plate 2;

the bending device 4 comprises a pre-bending assembly 41 and a bending assembly 42;

the pre-bending assembly 41 is mounted on the rear side of the rotary index plate 2, the pre-bending assembly 41 is used for inclining a copper bar of a transformer to be processed forwards, the bending assembly 42 is mounted on the first mounting frame 11, and the bending assembly 42 is used for downwards punching and bending the inclined copper bar to be horizontal.

Further, the pre-bending assembly 41 is installed at the rear side of the rotary index plate 2, the bending assembly 42 is installed on the first installation frame 11, the copper bar of the transformer to be processed, which is located at the bending station 23, is pre-bent through the pre-bending assembly 41 to enable the copper bar to incline forward, and the bending assembly located above the copper bar is used for downwards punching and bending to be horizontal, so that the bending operation of the copper bar of the transformer is completed, the structure is simple, and the bending operation of the copper bar is convenient.

In an alternative embodiment, the pre-bending assembly 41 includes a first driving device 411 and a top block 412, the top block 412 is connected to the driving end of the first driving device 411, the top block 412 is driven by the first driving device 411 to reciprocate horizontally along the front-back direction, and the top block 412 is used for tilting the copper strip of the transformer to be processed forwards;

the bending assembly 42 comprises a second driving device 421 and a pressing block 422, wherein the driving end of the second driving device 421 is connected with the pressing block 422, and the pressing block 422 vertically reciprocates along the up-down direction under the driving of the second driving device 421.

Understandably, the top block 412 is driven by the first driving device 411 to move towards the direction perpendicular to the copper bar so that the copper bar is inclined forward, the pressing block 422 is driven by the second driving device 421 to move along the vertical direction so that the copper bar is bent downwards to be horizontal, the structure is simple, and preferably, both the first driving device 411 and the second driving device 421 are driven by air cylinders.

In an alternative embodiment, a second mounting frame 12 is mounted on the working table 1, and the second mounting frame 12 is erected above the rotary index plate 2;

the bending device 4 further comprises a limiting assembly 43, the limiting assembly 43 is mounted on the second mounting frame 12, the limiting assembly 43 and the pre-bending assembly 41 are oppositely arranged in the front-back direction, and the limiting assembly 43 is used for providing bending limiting when the bending assembly 42 bends copper bars downwards.

Illustratively, the limiting assembly 43 is arranged in front of the pre-bending assembly 41 relatively, when the bending assembly 42 bends the copper bar downwards, the copper bar bent downwards to the bending assembly 42 is limited by the limiting assembly 43, so that the bent copper bar can meet the processing requirement of bending the copper bar through limiting setting, and the production efficiency and the processing qualification rate are improved.

Further, the limiting assembly 43 includes a third driving device 431 and a limiting plate 432;

the third driving device 431 is mounted on the second mounting frame 11, the driving end of the third driving device 431 is detachably mounted with the limiting plate 432, and the limiting plate 432 is driven by the third driving device 431 to reciprocate toward the direction of the pre-bending assembly 41;

the limiting plate 432 is provided with a horizontal limiting surface 4311, and when the third driving device 431 drives to extend, the limiting surface 4311 is located above the transformer to be processed and below the copper bar to be punched.

Further, before the pre-bending assembly 41 and the bending assembly 42 are driven, the third driving device 431 drives the limiting plate 432 to move towards the copper bar of the transformer to be processed, so that the limiting surface of the limiting plate 43 abuts against the copper bar of the transformer to be processed, when the bending assembly 422 drives inclined copper to bend downwards to be horizontal, the lower end surface of the copper bar is attached to the limiting surface 4311, so that the copper bar is bent more smoothly, and meanwhile, the transformer is located below the limiting plate 432, and when the copper bar is bent, the shell of the transformer can be protected; in addition, the height of the copper bar after bending can be adjusted by setting the height of the limiting surface 4311, because the limiting plate 432 is detachably mounted on the driving end of the third driving device 43, the limiting surfaces 4311 with different heights can be realized by replacing the limiting plate 432, so that the bending heights of different copper bars are met, the bending operation precision of the copper bar is ensured, and the whole structure is compact and simple and the operation is convenient. For example, the limiting plate 432 may be connected to the driving end of the third driving device 431 by a connecting piece, and the limiting plate 432 may be welded to the bottom of the connecting piece, so that the limiting plate 432 is stably installed and can be located above the transformer, the levelness of the limiting surface 4311 is ensured by connecting the connecting piece, and the limiting plate 432 is stably moved while the connecting piece is detached to replace the limiting plate 432.

In an alternative embodiment, the discharging device 5 includes a sliding rail 51 and a manipulator 52;

the sliding rail 51 is installed on the first installation frame 11, one end of the sliding rail 51 is located at the discharging station 24, and the other end of the sliding rail 51 is located at a collecting area of the processed transformer;

the manipulator 52 is in sliding connection with the sliding rail 51, the manipulator 52 can be arranged along the sliding rail 51 in a reciprocating manner, and the manipulator 52 is used for grabbing and throwing the transformer.

Understandably, the sliding rail 51 is installed on the first installation frame 11, the manipulator 11 can reciprocate along the sliding rail, but when the manipulator 11 moves to the discharging station 24, the manipulator 11 grabs the transformer on the workpiece fixing seat 3 at the discharging station 24 and then moves to the other end of the sliding rail 51, the grabbed transformer is put into a collecting area of the transformer, automatic discharging of the transformer is completed, the operation is convenient, and the manipulator 52 is an existing device capable of realizing grabbing and putting.

Further, a limiting groove 31 and a plurality of avoidance areas 32 communicated with the limiting groove 31 are formed on the upper end face of the workpiece fixing seat 3;

the limiting groove 31 is matched with the shell of the transformer, and the avoidance area 32 is used for embedding parts communicated with the shell of the transformer.

Understandably, the workpiece fixing seat 3 is provided with the limit groove 31 matched with the shell of the transformer, the transformer is placed in the limit groove 31, and the avoidance area 32 is embedded with the parts communicated with the shell of the transformer, so that the transformer is stably positioned on the workpiece fixing seat 3, and cannot incline or deviate when being bent, and the structure is simple and convenient to manufacture.

Preferably, the pressing block 422 is made of white steel.

Illustratively, the pressing block 422 is made of white steel, and the hardness and toughness of the pressing block 422 are improved after the white steel is subjected to quenching heat treatment, so that the service life of equipment is prolonged, the maintenance time of the equipment is shortened, and the production efficiency is improved.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (9)

1. The utility model provides a mutual-inductor copper bar equipment of bending which characterized in that: comprises a workbench surface, a rotary index plate, a workpiece fixing seat, a bending device and a discharging device;

the workpiece fixing seats are arranged in a plurality of parts, and the workpiece fixing seats are arranged on the upper end face of the rotary index plate and are equally spaced;

the rotary index plate is arranged on the workbench surface and can be rotatably arranged, and the rotation of the rotary index plate drives the workpiece fixing seats to rotate;

the bending device and the discharging device are respectively arranged on the workbench surface and are sequentially arranged along the rotating direction of the rotating index plate, and the bending device is used for bending copper bars of the mutual inductor positioned in the workpiece fixing seat;

and the discharging device is used for moving the transformer with the copper bar bent out of the workpiece fixing seat.

2. The transformer copper bar bending equipment according to claim 1, wherein: the four workpiece fixing seats are equally fixed at the edge positions of the upper end face of the rotary index plate;

four stations are sequentially formed along the rotating direction of the rotary index plate, namely a feeding station, a transition station, a bending station and a discharging station, wherein the feeding station and the bending station are opposite and are arranged along the front-rear direction, the transition station and the discharging station are opposite and are arranged along the left-right direction, and any workpiece fixing seat can stay to the corresponding station in sequence through the rotation of the rotary index plate;

the bending device is located at the bending station, and the discharging device is located at the discharging station.

3. The transformer copper bar bending equipment according to claim 2, wherein: the workbench surface is provided with a first mounting frame, and the first mounting frame is arranged above the rotary index plate;

the bending device comprises a pre-bending assembly and a bending assembly;

the copper bar bending device comprises a first mounting frame, a first bending assembly, a second bending assembly and a first bending assembly, wherein the first bending assembly is arranged on the rear side of the rotary index plate, the first bending assembly is used for tilting copper bars of a transformer to be processed forwards, and the second bending assembly is arranged on the first mounting frame and is used for downwards punching and bending the tilted copper bars to be horizontal.

4. A transformer copper bar bending apparatus according to claim 3, wherein: the pre-bending assembly comprises a first driving device and a top block, wherein the driving end of the first driving device is connected with the top block, the top block horizontally reciprocates along the front-back direction under the driving of the first driving device, and the top block is used for inclining a copper bar of a transformer to be processed forwards;

the bending assembly comprises a second driving device and a pressing block, wherein the driving end of the second driving device is connected with the pressing block, and the pressing block vertically reciprocates along the up-down direction under the driving of the second driving device.

5. A transformer copper bar bending apparatus according to claim 3, wherein: a second mounting frame is mounted on the workbench surface and is arranged above the rotary index plate;

the bending device further comprises a limiting assembly, the limiting assembly is mounted on the second mounting frame, the limiting assembly and the pre-bending assembly are oppositely arranged in the front-back direction, and the limiting assembly is used for providing bending limiting when the bending assembly bends copper bars downwards.

6. The transformer copper bar bending equipment according to claim 5, wherein: the limiting assembly comprises a third driving device and a limiting plate;

the third driving device is arranged on the second mounting frame, the driving end of the third driving device is detachably provided with the limiting plate, and the limiting plate moves back and forth towards the direction of the pre-bending assembly under the driving of the third driving device;

the limiting plate is provided with a horizontal limiting surface, and when the third driving device drives the third driving device to extend out, the limiting surface is positioned above the transformer to be processed and below the copper bar to be punched.

7. A transformer copper bar bending apparatus according to claim 3, wherein: the discharging device comprises a sliding rail and a manipulator;

the sliding rail is arranged on the first mounting frame, one end of the sliding rail is positioned at the discharging station, and the other end of the sliding rail is positioned in a collection area of the processed transformer;

the manipulator with slide rail sliding connection, the manipulator can be followed slide rail reciprocating motion sets up, the manipulator is used for snatching and throwing in the mutual-inductor.

8. The transformer copper bar bending equipment according to claim 1, wherein: a limiting groove and a plurality of avoidance areas communicated with the limiting groove are formed in the upper end face of the workpiece fixing seat;

the limiting groove is matched with the shell of the transformer, and the avoidance area is used for embedding parts communicated with the shell of the transformer.

9. The transformer copper bar bending equipment according to claim 4, wherein: the pressing block is made of white steel.