CN217008921U

CN217008921U - A copper foil winding auxiliary device for producing many specifications transformer

Info

Publication number: CN217008921U
Application number: CN202123165728.4U
Authority: CN
Inventors: 蔺杰; 马丁玲; 段帅锋; 曹龙江
Original assignee: Shanxi Pingyang Industry Machinery Co Ltd
Current assignee: Shanxi Pingyang Industry Machinery Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-19
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to copper foil winding technologies with different sizes in transformer production, in particular to a copper foil winding auxiliary device for producing transformers with multiple specifications. The problems that in the production process of the transformer, the copper foil is wound on the transformer through manual operation, the production efficiency is low, and the processing cost is high are solved. The copper foil winding auxiliary device comprises a bottom plate fixed on the workbench; a pair of vertical plates which are parallel to each other are arranged on the left side and the right side in front of the bottom plate, and a limiting plate is arranged in the middle of the rear part of the bottom plate; the front end of the limiting plate is horizontally provided with an air cylinder, the front end of a movable rod of the air cylinder is connected with a front baffle, the front end of the front baffle is provided with a rubber roller, the rear ends of the pair of vertical plates are respectively provided with a shaft sleeve, and a guide rail moving forwards and backwards is movably arranged through the shaft sleeves; the front end of the guide rail penetrates through the holes in the vertical plates and is connected with the front baffle plate, and the tail end of the guide rail is connected with a rear baffle plate located behind the limiting plate.

Description

A copper foil winding auxiliary device for producing many specifications transformer

Technical Field

The utility model relates to copper foil winding technologies with different sizes in transformer production, in particular to a copper foil winding auxiliary device for producing transformers with multiple specifications.

Background

In the transformer, the copper foil is used as a shielding layer, namely, the primary coil is wound, then the copper foil is wrapped, then the secondary coil is wound, and the copper foil is led out of a head to be grounded to play a shielding role. The copper foil must be wrapped flat and not be deflected to one side. The copper foil winding process is to firstly straighten the copper foil manually, sleeve the copper foil winding on a rotating shaft of an electric winding machine, and drive a transformer to wind the copper foil through the rotation of the rotating shaft. Due to the fact that the rotating speed of the electric winding machine is high, workers need to take a large amount of force to tighten the copper foil, the copper foil is prone to being deflected to one side when the copper foil is pulled manually, the copper foils with different sizes and specifications need different force and are not easy to control, and if the force is insufficient, the copper foil is not tightly wound. Therefore, the method has the disadvantages of high labor intensity of workers and low product quality, and a better winding method is required to solve the problems of unstable winding quality and low efficiency in order to achieve a satisfactory and ideal winding effect. And since the transformer model relates to copper foils of various sizes, a copper foil winding auxiliary device for producing a multi-size transformer is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides an auxiliary device which can clamp and straighten a copper foil, is matched with an electric winding machine and winds the copper foil on a transformer, and aims to solve the technical problems of low production efficiency and high processing cost of manually winding the copper foil on the transformer in the production process of the transformer.

The utility model relates to a copper foil winding auxiliary device for producing a multi-specification transformer, which is realized by adopting the following scheme: comprises a bottom plate fixed on a workbench; a pair of vertical plates which are parallel to each other are arranged on the left side and the right side in front of the bottom plate, and a limiting plate is arranged in the middle of the rear part of the bottom plate; the front end of the limiting plate is horizontally provided with an air cylinder connected with an external air source, the front end of a movable rod of the air cylinder is connected with a front baffle positioned in front of the pair of vertical plates, the front end of the front baffle is provided with a rubber roller capable of rotating, and the rubber roller is connected with the front baffle through a detachable connecting piece; the rotating shaft of the rubber roller is horizontal and is axially vertical to the movable rod of the air cylinder; the rear ends of the pair of vertical plates are respectively provided with a shaft sleeve, and a guide rail in the front-back direction is movably arranged through the shaft sleeves; the front ends of the two guide rails respectively penetrate through the holes in the vertical plates and are connected with the front baffle, and the tail ends of the two guide rails are simultaneously connected with the rear baffle behind the limiting plate.

In the process of producing the transformer, when the copper foil winding step is carried out, the dimension specification of the copper foil is firstly determined, and the rubber roller with the corresponding dimension is replaced on the copper foil winding auxiliary device. And after the copper foil winding auxiliary device is fixed, starting the electric winding machine. When the rotating shaft of the electric winding machine rotates, the transformer is sleeved on the rotating shaft, the rotating shaft serves as a driving wheel to drive the rubber roller to rotate, and the copper foil is clamped between the transformer and the rubber roller and is automatically wound.

Furthermore, a rubber roller connecting plate is mounted on the front end face of the front baffle, a pair of rubber roller clamping plates which are spaced from each other are fixedly mounted at the front end of the rubber roller connecting plate, and the rubber rollers are rotatably connected with the rubber roller clamping plates through rotating shafts positioned at the front ends of the pair of rubber roller clamping plates; the rubber roller connecting plate and the front baffle are connected in a detachable mode, and the rubber roller connecting plate and the rubber roller clamping plate form a detachable connecting piece.

The left side and the right side of the connecting position of the cylinder movable rod and the front baffle plate are respectively provided with a through groove in the left-right direction, and the rubber roller connecting plate is connected with the front baffle plate in a detachable mode through a pair of mounting screws penetrating through the two through grooves. The positions of the mounting screws can be transversely adjusted through the left through groove and the right through groove, so that the rubber roller can adapt to connection of rubber rollers with different specifications and matching structures of the rubber rollers, and the transformers with different specifications can be adapted to connection of the rubber rollers with the matching structures of the rubber rollers.

The device of the utility model replaces manual operation, and realizes automatic winding of the copper foil. The device is used for winding the copper foil, so that the transformers with various specifications can be produced, the production efficiency and the product quality are improved, the processing cost is reduced, and the position of the copper foil can be standardized.

Drawings

Fig. 1 is a schematic perspective view of the auxiliary device of the present invention.

Fig. 2 is a partial structural schematic diagram (viewed from back to front) of a portion where the rubber roller is mounted on the front baffle.

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

Fig. 4 is a schematic top view of the auxiliary device of the present invention.

1. Bottom plate, 2 limiting plates, 3 vertical plates (number: 2), 4 front baffles, 5 rear baffles and 6 shaft sleeves

(number: 2), 7, a guide rail, (number: 2), 8, a rubber roller clamping plate (number: 2), 9, a rubber roller connecting plate, 10, a rubber roller, 11, an air cylinder, 12, a through groove, 13, a mounting screw and 14, a notch.

Detailed Description

Example 1

As shown in fig. 1 to 4, a copper foil winding auxiliary device for producing a multi-specification transformer includes a base plate 1 horizontally fixed on a work table; a pair of vertical plates 3 which are parallel to each other are arranged on the left side and the right side of the front part of the bottom plate 1, and a limiting plate 2 is vertically arranged in the middle of the rear part of the bottom plate 1; the front end of the limiting plate 2 is horizontally provided with an air cylinder 11 connected with an external air source, the front end of a movable rod of the air cylinder 11 is connected with a front baffle 4 positioned in front of the pair of vertical plates 3, the front end of the front baffle 4 is provided with a rotatable rubber roller 10, and the rubber roller 10 is connected with the front baffle 4 through a detachable connecting piece; the rotating shaft of the rubber roller 10 is horizontal and is axially vertical to the movable rod of the air cylinder 11; the rear ends of the pair of vertical plates 3 are respectively provided with a shaft sleeve 6, and a guide rail 7 in the front-back direction is movably arranged through the shaft sleeves 6; the front ends of the two guide rails 7 respectively penetrate through the holes on the vertical plates 3 and are connected with the front baffle 4, and the tail ends of the two guide rails 7 are simultaneously connected with a rear baffle 5 positioned behind the limiting plate 2; the tail end of a movable rod of the cylinder extends backwards from a hole in the limiting plate 2 and is fixedly connected with the rear baffle 5. The front baffle 4 is positioned in front of the vertical plate 3 and limited by the vertical plate; the rear baffle 5 is limited by the limiting plate 2 to control the stroke and can only move to the limiting plate 2. The guide rail 7 plays a role in guiding and positioning. The front end and the rear end of the cylinder movable rod are respectively connected with a front baffle and a rear baffle, so that stable operation is ensured. The bottom plate is fixed on the workbench through screws positioned at four corners, and the front baffle, the rear baffle and the guide rail are connected and fixed through screws to form a moving mechanism to control the movement of the rubber roller. The air inlet and exhaust ports on the end cover of the air cylinder are connected with the air pipe through a switching power supply, the pressure energy of compressed air is converted into mechanical energy, and the rubber roller is driven to do linear reciprocating motion.

Example 2

A rubber roller connecting plate 9 is arranged on the front end face of the front baffle 4, a pair of rubber roller clamping plates 8 which are spaced from each other are fixedly arranged at the front end of the rubber roller connecting plate 9, and the rubber roller 10 is rotatably connected with the rubber roller clamping plates 8 through a rotating shaft which is positioned at the front ends of the pair of rubber roller clamping plates 8; the rubber roller connecting plate 9 is detachably connected with the front baffle, and the rubber roller connecting plate and the rubber roller clamping plate form a detachable connecting piece; the left side and the right side of the connecting position of the cylinder movable rod and the front baffle plate on the front baffle plate 4 are respectively provided with a through groove 12 (shown in figure 2) which runs left and right, and the rubber roller connecting plate is detachably connected with the front baffle plate 4 through a pair of mounting screws 13 which penetrate through the two through grooves 12. Adopt clearance fit between rubber gyro wheel 10 and the pair of rubber gyro wheel grip block 8, the gyro wheel width slightly is less than a pair of rubber gyro wheel grip block, and is very stable when rubber gyro wheel rotates like this, can ensure the winding quality of copper foil.

Example 3

A pair of vertical plates 3 are provided with holes in the front and back directions for mounting the shaft sleeve 6; the vertical plate is sawed from the top downwards to form a notch 14 which is connected with the top of the hole, and the notch 14 is connected through a screw to clamp the shaft sleeve 6.

The vertical plate is drilled, the end face of the saw reaches the position of the hole and is provided with the shaft sleeve, the shaft sleeve is clamped by connecting the sawed two end faces through screws, the guide rail is protected, and the service life is prolonged.

The design of the position of the front baffle plate of the device, which is provided with the rubber roller, is an innovation point. The novel transformer is characterized in that when the front baffle is connected with the rubber roller connecting plate through the mounting screws, two through grooves are processed on the front baffle and used for replacing rubber rollers with different sizes, and therefore transformers with different specifications can be processed.

In the production process of the transformer, the height of the rotating shaft of the electric winding machine is fixed in the process of copper foil winding, so that the position and the size of the rubber roller can be determined. And then the rubber roller is replaced according to the size specification of the copper foil to wind the copper foil.

When the copper foil winding auxiliary device works, a transformer with a fixed copper foil (one end of the copper foil is fixed on the transformer through spot welding) is sleeved on an electric winding machine, the copper foil is clamped between the transformer and a rubber roller, then an operator opens an air pipe and opens a pneumatic switch, the rubber roller can move to jack a rotating shaft of the electric winding machine through an air cylinder, certain pressure is applied to the transformer sleeved on the rotating shaft, the copper foil is guaranteed to be clamped tightly, then the operator operates the electric winding machine, the copper foil is automatically wound on the transformer, and the process step of winding the copper foil is completed. After winding is finished, the operator takes down the wound transformer and puts on a new transformer to perform winding action.

Rubber rollers of different specifications are connected with the rubber roller clamping plates and the rubber roller connecting plates in advance, and during installation or replacement, the rubber rollers of different specifications are quickly connected with and replaced by the rubber roller connecting plates through the installation screws penetrating through the transverse grooves, so that the rubber rollers of different specifications are installed and detached from the front baffle.

Claims

1. A copper foil winding auxiliary device for producing a multi-specification transformer comprises a bottom plate (1) fixed on a workbench; the device is characterized in that a pair of vertical plates (3) which are parallel to each other are arranged on the left side and the right side of the front part of the bottom plate (1), and a limiting plate (2) is vertically arranged in the middle of the rear part of the bottom plate (1); the front end of the limiting plate (2) is horizontally provided with an air cylinder (11) connected with an external air source, the front end of a movable rod of the air cylinder (11) is connected with a front baffle (4) positioned in front of the pair of vertical plates (3), the front end of the front baffle (4) is provided with a rubber roller (10) capable of rotating, and the rubber roller (10) is connected with the front baffle (4) through a detachable connecting piece; the rotating shaft of the rubber roller (10) is horizontal and is axially vertical to the movable rod of the air cylinder (11); the rear ends of the pair of vertical plates (3) are respectively provided with a shaft sleeve (6), and a guide rail (7) moving forwards and backwards is movably arranged through the shaft sleeves (6); the front ends of the two guide rails (7) penetrate through holes in the vertical plate (3) and are connected with the front baffle (4), and the tail ends of the two guide rails (7) are simultaneously connected with a rear baffle (5) located behind the limiting plate (2).

2. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in claim 1, wherein a rubber roller connecting plate (9) is installed on the front end surface of the front baffle (4), a pair of rubber roller clamping plates (8) spaced from each other is fixedly installed on the front end of the rubber roller connecting plate (9), and the rubber roller (10) is rotatably connected with the rubber roller clamping plates (8) through a rotating shaft located at the front ends of the pair of rubber roller clamping plates (8); the rubber roller connecting plate (9) is detachably connected with the front baffle, and the rubber roller connecting plate and the rubber roller clamping plate form a detachable connecting piece.

3. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in claim 2, wherein a through groove (12) which runs left and right is formed in the front baffle (4) on each of the left and right sides of the connection position of the cylinder movable rod and the front baffle, and the rubber roller connecting plate is detachably connected with the front baffle (4) through a pair of mounting screws (13) which pass through the two through grooves (12).

4. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in claim 3, wherein the rubber roller (10) is in clearance fit with the pair of rubber roller holding plates (8).

5. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in any one of claims 1 to 4, wherein a pair of vertical plates (3) are provided with holes going back and forth for mounting the shaft sleeves (6); the vertical plate is sawn downwards from the top part to form a notch (14) which is connected with the top part of the hole, and the notch (14) is connected through a screw to clamp the shaft sleeve (6).

6. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in any one of claims 1 to 4, wherein the end of the movable rod of the cylinder is protruded backward from the hole of the limit plate (2) and is fixedly connected with the back plate (5).

7. The copper foil winding auxiliary device for producing the multi-specification transformer as claimed in claim 5, wherein the end of the movable rod of the cylinder is protruded backward from the hole of the position limiting plate (2) and is fixedly connected with the back baffle (5).