CN219226065U - Transformer coil coiling mould - Google Patents
Transformer coil coiling mould Download PDFInfo
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- CN219226065U CN219226065U CN202320210296.4U CN202320210296U CN219226065U CN 219226065 U CN219226065 U CN 219226065U CN 202320210296 U CN202320210296 U CN 202320210296U CN 219226065 U CN219226065 U CN 219226065U
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- 238000004804 winding Methods 0.000 claims abstract description 33
- 210000000078 claw Anatomy 0.000 claims abstract description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Coil Winding Methods And Apparatuses (AREA)
Abstract
The utility model discloses a transformer coil winding die which comprises a die body and a coil end fixing piece, wherein the coil end fixing piece comprises a base plate, two stop plates and a plurality of hooks, the two stop plates are in one-to-one correspondence with two ends of a coil, and the two stop plates are respectively and fixedly arranged on two sides of the same end face of the base plate; the hook claw is fixedly arranged at the bottom of the end face of the seat plate where the stop plate is located. In the transformer coil winding die, two ends of a coil positioned at the inner sides of the two stop plates can be blocked by the two stop plates respectively so as to prevent the two ends of the coil from being outwards opened due to self elasticity, thereby avoiding the need of reworking the wound coil due to loosening; the hook claw can be inserted from the gap between the die body and the end part of the coil, so that the end part of the coil is always abutted against the end surface of the seat plate, the relative fixation of the seat plate and the coil position is ensured, and the two ends of the coil are prevented from falling off from the inner sides of the two stop plates.
Description
Technical Field
The utility model relates to the technical field of transformer production, in particular to a transformer coil winding die.
Background
The transformer consists of iron core and coil with two or more windings, which are connected to power source and secondary winding, and the transformer can convert AC voltage, current and impedance. The simple iron core transformer consists of an iron core made of soft magnetic material and two coils with different turns sleeved on the iron core. The transformer coil is wound by adopting a winding mould, and is then surrounded by an insulating tape after winding.
The patent with the application number of 201519936905. X relates to a transformer winding former, and when the transformer winding former is used for winding a coil until an insulating tape is used for winding the coil, the coil is loose due to the fact that the coil end fixing assembly is lack in the scheme, and the coil needs to be reworked and wound again, so that the working efficiency is seriously affected.
Disclosure of Invention
The utility model aims to overcome the technical defects, and provides a transformer coil winding die which solves the technical problems that a transformer winding die in the prior art lacks a matched coil end fixing component, and the coil can be loosened due to self elasticity after winding is finished by using the transformer winding die until the coil is wrapped by an insulating tape, and the working efficiency is seriously influenced by reworking and winding the coil.
In order to achieve the technical purpose, the technical scheme of the utility model provides a transformer coil winding die, which comprises a die body and a coil end fixing piece, wherein the coil end fixing piece comprises:
a seat plate;
the two stop plates are respectively and fixedly arranged at two sides of the same end face of the seat plate, and are used for limiting the end heads of the coil to be outwards opened due to elasticity from the outer side so as to avoid the loosening of the coil;
the plurality of hooks are fixedly arranged at the bottom of the end face of the seat plate where the stop plate is arranged and used for being inserted from a gap between the die body and the end part of the coil, so that the end part of the coil is always abutted against the end face of the seat plate, and the positions of the seat plate and the coil are kept relatively fixed.
Further, the bottom end surface of the seat plate is an arc-shaped surface matched with the working surface of the die body, and the radius of the arc-shaped surface is larger than the outer diameter of the die body.
Further, the inner side surface of the stop plate is provided with an arc-shaped surface.
Further, the coil end fixing piece further comprises an anti-slip layer fixedly arranged on the inner side face of the stop plate.
Further, a plurality of strip-shaped grooves which are in one-to-one correspondence with the claws and are matched with each other are formed in the working surface of the die body along the axial direction of the die body.
Further, the depth of the strip-shaped groove is not smaller than the thickness/outer diameter of the knuckle.
Further, the coil end fixing piece further comprises a plurality of protruding blocks which are fixedly arranged at the bottom of the seat plate and correspond to the hooks one by one, and the hooks are fixedly arranged on the corresponding protruding blocks.
Further, the coil end fixing piece further comprises a limiting plate fixedly arranged in the middle of the top end of the seat plate, the two limiting plates are respectively located at two ends of the limiting plate, and a clamping groove for placing the coil end is formed between the end of the limiting plate and the limiting plate.
Further, rounded corners are arranged at the end parts of the stop plate and the end parts of the limiting plates at the two sides of the clamping groove.
Further, the coil end fixing piece further comprises a handle, and the handle is fixedly arranged on the seat plate and is located on one end face far away from the stop plate.
Compared with the prior art, the utility model has the beneficial effects that:
(1) In the transformer coil winding die, two ends of a coil positioned at the inner sides of the two stop plates can be blocked by the two stop plates respectively so as to prevent the two ends of the coil from being outwards opened due to self elasticity, thereby avoiding the need of reworking the wound coil due to loosening;
(2) The hook claw can be inserted from a gap between the die body and the end part of the coil, so that the end part of the coil is always abutted against the end surface of the seat plate, the relative fixation of the seat plate and the coil position is ensured, and the two end heads of the coil are prevented from falling off from the inner sides of the two stop plates;
(3) After the claw is inserted from the gap between the die body and the end part of the coil, the seat plate is pushed, namely, the wound coil can be quickly taken down from the die body.
Drawings
Fig. 1 is a schematic structural diagram of a transformer coil winding mold provided by the utility model;
fig. 2 is a schematic structural diagram of a transformer coil winding mold according to the present utility model under another view angle.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The utility model provides a transformer coil winding die, the structure of which is shown in figure 1, the die comprises a die body 1 and a coil end fixing piece 2, the coil end fixing piece 2 comprises a base plate 21, two stop plates 22 and a plurality of hooks 23, wherein the two stop plates 22 are respectively and fixedly arranged on two sides of the same end face of the base plate 21, and the stop plates 22 are used for limiting the end of a coil to be outwards opened due to elasticity from the outer side so as to avoid the coil from loosening; the hook 23 is fixedly arranged at the bottom of the end face of the seat plate 21 where the stop plate 22 is arranged, and is used for being inserted from a gap between the die body 1 and the end part of the coil, so that the end part of the coil is always abutted against the end face of the seat plate 21, and the positions of the seat plate 21 and the coil are kept relatively fixed.
In the transformer coil winding mold, two ends of the coil positioned at the inner sides of the two stop plates 22 can be blocked by the two stop plates 22 respectively so as to prevent the two ends of the coil from being outwards opened due to self elasticity, thereby avoiding the need of reworking the wound coil due to loosening; in addition, the hook claw 23 can be inserted from the gap between the die body 1 and the coil end, so that the coil end is always abutted against the end face of the seat plate 21, thereby ensuring the relative fixation of the seat plate 21 and the coil position and avoiding the falling of the two coil ends from the inner sides of the two stop plates 22; meanwhile, after the claw 23 is inserted from the gap between the die body 1 and the coil end, the seat plate 21 is pushed, i.e. the wound coil can be quickly taken down from the die body 1.
In order to enable the fingers 23 to be inserted smoothly from the gap between the die body 1 and the coil end, as a preferred embodiment, the bottom end surface of the seat plate 21 is configured as an arc surface which is matched with the working surface of the die body 1, and the radius of the arc surface is slightly larger than the outer diameter of the die body 1.
It will be appreciated that, since the bottom surface of the seat plate 21 is configured as an arc surface matching with the working surface of the die body 1, after the bottom surface of the seat plate 21 is overlapped with the working surface of the die body 1, the position height of the hook 23 naturally corresponds to the gap height between the die body 1 and the coil end, and the hook 23 can be inserted into the gap between the die body 1 and the coil end by pushing the seat plate 21.
In order to avoid the stop plate 22 from scratching the ends of the coil, the inner side of the stop plate 22 is preferably configured as a smooth arcuate surface.
In order to ensure the strength of the claw 23, the cross-sectional dimension of the claw 23 needs to be increased, so that the claw 23 can be smoothly inserted between the die body 1 and the coil, and as a preferred embodiment, a plurality of strip-shaped grooves 11 which are in one-to-one correspondence with the claws 23 and are matched with each other are formed on the working surface of the die body 1 along the axial direction thereof.
It will be appreciated that by providing the strip-shaped groove 11 on the working surface of the die body 1 in the axial direction thereof, the coil can be removed from the die body 1 by pushing the seat plate 21 so that the hook claw 23 slides in the strip-shaped groove 11.
In order to enable the claw 23 to be smoothly placed into the bar-shaped groove 11, as a preferred embodiment, the depth of the bar-shaped groove 11 is not smaller than the thickness/outer diameter of the claw 23.
In order to facilitate the installation of the claws 23 on the seat plate 21, as a preferred embodiment, the coil end fixing member 2 further includes a plurality of protruding blocks 24 fixedly disposed at the bottom of the seat plate 21 and in one-to-one correspondence with the claws 23, and the claws 23 are fixedly disposed on the corresponding protruding blocks 24; in particular, in this embodiment, the fingers 23 are welded to the corresponding lugs 24.
In order to prevent the coil end from sliding relative to the stop plate 22 and from sliding from the inner side of the stop plate 22, the coil end fixing member 2 further includes an anti-slip layer fixedly provided on the inner side of the stop plate 22 as a preferred embodiment.
Further, in order to enable the coil end to be stably restrained inside the stop plate 22, as a preferred embodiment, the coil end fixing member 2 further includes a stop plate 25 fixedly disposed at a middle portion of a top end of the seat plate 21, two stop plates 22 are respectively disposed at both ends of the stop plate 25, and a clamping groove 220 for placing the coil end is formed between an end of the stop plate 25 and the stop plate 22. Specifically, in this embodiment, the stopper plate 22 and the stopper plate 25 are integrally formed on the seat plate 21.
It can be appreciated that, by disposing the limiting plate 25 in the middle of the top end of the seat plate 21, the clamping groove 220 is formed between the end of the limiting plate 25 and the stop plate 22, and the clamping groove 220 can limit the coil end placed therein, so as to avoid the coil end from falling off.
In order to avoid the sharp portions of the edges of the stop plate 22 and the limit plate 25 from scratching the coil ends, as a preferred embodiment, the end portions of the stop plate 22 and the end portions of the limit plate 25 on both sides of the clamping groove 220 are provided with rounded corners.
In order to facilitate pushing the seat plate 21 to remove the coil from the die body 1, referring to fig. 2, as a preferred embodiment, the coil end fixing member 2 further includes a handle 26, and the handle 26 is fixedly disposed on the seat plate 21 and located on an end surface away from the stop plate 22.
For a convenient understanding of the present utility model, the following details of the working principle of the present solution are described with reference to fig. 1 and 2:
after the coil is wound on the die body 1, the hook claw 23 on the seat plate 21 is placed into one end of the corresponding strip-shaped groove 11, the seat plate 21 is pushed to enable the hook claw 23 to be inserted into the bottom of the coil, two ends of the coil are respectively clamped in the corresponding clamping grooves 220, and the two stop plates 22 can respectively limit the two ends of the coil to be opened due to elasticity, so that the coil is prevented from loosening;
the seat plate 21 is pushed continuously until the whole coil is removed from the die body 1, and after the coil is removed, the coil can be looped by using an insulating tape (note: the two ends of the coil are kept in the state of being placed in the clamping grooves 220 before the loop is looped).
The transformer coil winding die provided by the utility model has the following beneficial effects:
(1) In the transformer coil winding mold, two ends of the coil positioned at the inner sides of the two stop plates 22 can be blocked by the two stop plates 22 respectively so as to prevent the two ends of the coil from being outwards opened due to self elasticity, thereby avoiding the need of reworking the wound coil due to loosening;
(2) The hook claw 23 can be inserted from the gap between the die body 1 and the coil end, so that the coil end is always abutted against the end face of the seat plate 21, the relative fixation of the seat plate 21 and the coil position is ensured, and the coil two ends are prevented from falling off from the inner sides of the two stop plates 22;
(3) After the claw 23 is inserted from the gap between the die body 1 and the coil end, the seat plate 21 is pushed, namely, the wound coil can be quickly taken down from the die body 1;
(4) Through set up in the top middle part of bedplate 21 limiting plate 25 makes limiting plate 25's tip with form between the backstop board 22 draw-in groove 220, draw-in groove 220 can play the spacing effect to the coil end of placing wherein, avoids the coil end to drop.
The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.
Claims (10)
1. The utility model provides a transformer coil coiling mould which characterized in that includes die body and coil end mounting, the coil end mounting includes:
a seat plate;
the two stop plates are respectively and fixedly arranged at two sides of the same end face of the seat plate, and are used for limiting the end heads of the coil to be outwards opened due to elasticity from the outer side so as to avoid the loosening of the coil;
the plurality of hooks are fixedly arranged at the bottom of the end face of the seat plate where the stop plate is arranged and used for being inserted from a gap between the die body and the end part of the coil, so that the end part of the coil is always abutted against the end face of the seat plate, and the positions of the seat plate and the coil are kept relatively fixed.
2. The transformer coil winding die of claim 1, wherein the bottom end surface of the seat plate is configured as an arcuate surface that mates with the working surface of the die body, and the arcuate surface has a radius that is greater than the outer diameter of the die body.
3. The transformer coil winding mold of claim 1, wherein the inner side of the stop plate is configured as an arcuate surface.
4. The transformer coil winding mold of claim 1, wherein the coil end fixture further comprises an anti-slip layer fixedly disposed on an inner side of the stop plate.
5. The transformer coil winding die according to claim 1, wherein a plurality of strip-shaped grooves which are in one-to-one correspondence with the claws and are matched with each other are formed in the working surface of the die body along the axial direction of the working surface of the die body.
6. The transformer coil winding mold according to claim 5, wherein the depth of the strip-shaped groove is not smaller than the thickness/outer diameter of the claw.
7. The transformer coil winding die of claim 1, wherein the coil end fixing member further comprises a plurality of protruding blocks fixedly arranged at the bottom of the seat plate and in one-to-one correspondence with the hooks, and the hooks are fixedly arranged on the corresponding protruding blocks.
8. The transformer coil winding die of claim 1, wherein the coil end fixing member further comprises a limiting plate fixedly arranged in the middle of the top end of the seat plate, the two limiting plates are respectively positioned at two ends of the limiting plate, and a clamping groove for placing the coil end is formed between the end of the limiting plate and the limiting plate.
9. The transformer coil winding die of claim 8, wherein the end portions of the stop plates and the end portions of the limiting plates on both sides of the clamping groove are provided with fillets.
10. The transformer coil winding mold of claim 1, wherein the coil end fixture further comprises a handle fixedly disposed on the seat plate and on an end surface remote from the stopper plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210296.4U CN219226065U (en) | 2023-02-09 | 2023-02-09 | Transformer coil coiling mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320210296.4U CN219226065U (en) | 2023-02-09 | 2023-02-09 | Transformer coil coiling mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219226065U true CN219226065U (en) | 2023-06-20 |
Family
ID=86758198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320210296.4U Active CN219226065U (en) | 2023-02-09 | 2023-02-09 | Transformer coil coiling mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219226065U (en) |
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2023
- 2023-02-09 CN CN202320210296.4U patent/CN219226065U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: L14-1, Guangcai Industrial Park, high tech Zone, Xiangyang City, Hubei Province Patentee after: Hubei Dehui Electric Co.,Ltd. Country or region after: China Address before: L14-1, Guangcai Industrial Park, high tech Zone, Xiangyang City, Hubei Province Patentee before: Xiangyang Dehui Electric Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |