CN210668097U

CN210668097U - Transformer coil winding device

Info

Publication number: CN210668097U
Application number: CN201922098651.XU
Authority: CN
Inventors: 高史红
Original assignee: Dongguan Kehong Transformer Co ltd
Current assignee: Dongguan Kehong Transformer Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-06-02
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a transformer coil winding device, which comprises a cylindrical coil mould, wherein the middle part of the coil mould is provided with a fixed hole penetrating through the coil mould, and the coil mould is spliced by a first mould body and a second mould body which are matched with each other; the coil mould is detachably mounted on the fixed station, the fixed station comprises a base and an adjustable fixing device mounted on the base, the adjustable fixing device comprises a first stand column, a second stand column and a driving device used for driving the first stand column and the second stand column to move between the directions of mutually approaching and mutually departing, the first stand column and the second stand column are inserted into the fixed holes, and the size of the mould is adjusted by adjusting the distance between the first stand column and the second stand column, so that coils with different specifications can be processed on the mould. Meanwhile, when the die is machined, a certain distance can be reserved between the first stand column and the second stand column, and the first stand column and the second stand column are close to each other when the die is removed, so that the die is conveniently removed.

Description

Transformer coil winding device

Technical Field

The utility model relates to a transformer coil processing field, in particular to transformer coil winding device.

Background

At present, most of transformer coil winding molds belong to a single mold, and winding molds of various types and specifications are needed to be manufactured for winding coils of various types and specifications. Therefore, when winding a coil, a mold is required for winding a coil of one specification, a large amount of insulating material is consumed, and a large area is occupied for storage. In addition, after the winding and forming of the die, the die is inconvenient to demold, and the die can be damaged or the wound coil is deformed during demolding.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a transformer coil winding device, aim at making the coil mould can the coiling coil of different specifications, and the drawing of patterns is convenient, can carry out preliminary correction to the coil of having been rich simultaneously.

In order to achieve the above object, the present invention provides a transformer coil winding device, which includes a cylindrical coil mold, wherein a fixing hole penetrating through the coil mold is formed in the middle of the coil mold, the coil mold is formed by splicing a first mold body and a second mold body which are matched with each other, a first groove and a second groove are respectively formed on the opposite surfaces of the first mold body and the second mold body, and the fixing hole is surrounded by the first groove and the second groove; the coil mould is detachably arranged on the fixed table, the fixed table comprises a base and an adjustable fixing device arranged on the base, the adjustable fixing device comprises a first stand column, a second stand column and a driving device used for driving the first stand column and the second stand column to move between the directions of mutual approaching and mutual leaving, the first stand column and the second stand column are inserted into the fixed holes, and the driving device drives the first stand column and the second stand column to drive the first die body and the second die body to move between the horizontal directions of mutual approaching and mutual leaving.

Furthermore, the opposite surfaces of the first die body and the second die body are inclined surfaces, and the inclined surfaces are matched with each other.

Further, when the first mold body and the second mold body move in the direction away from each other, a gap is formed between the first mold body and the second mold body, and a filling piece used for filling the gap between the first mold body and the first mold body is arranged between the gaps.

Furthermore, the upper part of the filling part is provided with a protrusion, and the upper part of the first die body and/or the second die body is provided with a clamping groove matched with the protrusion.

Further, the cross section of the coil mould is oval.

Further, still include the fixed plate, first stand and second stand roof are equipped with first screw hole and second screw hole respectively, the fixed plate is equipped with at least one and first screw hole and second screw hole matched with first screw hole and second screw hole respectively, and the root that has first screw and second screw passes first screw hole and second screw hole respectively and connects in first screw hole and second screw hole soon, makes the fixed plate be fixed in first stand and second stand upper end.

Further, the outer edge of the fixing plate is longer than the outer edge of the coil mold.

Furthermore, drive arrangement is including the first telescopic cylinder of connecting first stand, the second telescopic cylinder of connecting the second stand and be used for driving first telescopic cylinder and the first motor and the second motor of the motion of second telescopic cylinder respectively.

Further, the coil mold and the filling member are made of wood or plastic.

Furthermore, the outer surface of the coil mould is provided with notches which are distributed at intervals along the height direction of the coil mould.

The technical proposal of the utility model is that the distance between the first die body and the second die body is adjusted by driving the first upright post and the second upright post, thereby coils with different specifications can be processed; when the coil is wound, a certain distance can be reserved between the first stand column and the second stand column, and the first stand column and the second stand column are close to each other during demolding, so that demolding is facilitated. Meanwhile, the first stand column and the second stand column can be driven to move towards the direction away from each other to a certain degree after the coil is wound, so that the problem that the coil is not wound tightly or part of the turns are not consistent is corrected to a certain degree.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a perspective view of a coil mold;

fig. 3 is a front view of the present invention;

fig. 4 is a top view of the coil mold.

The utility model discloses in, 1 is the coil mould, 10 is the fixed orifices, 21 is first die body, 22 is first recess, 31 is the second die body, 32 is the second recess, 40 is the base, 41 is first stand, 42 is the second stand, 43 is first telescopic cylinder, 44 is the second telescopic cylinder, 50 is the packing, 51 is the arch, 52 is the draw-in groove, 60 is the fixed plate, 71 is first screw hole, 72 is first screw via hole, 81 is the second screw hole, 82 is the second screw via hole, 9 is the cutting.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a transformer coil winding device.

In the embodiment of the present invention, as shown in fig. 1 to 4, the winding device for transformer coils includes a cylindrical coil mold 1, a fixing hole 10 penetrating through the coil mold 1 is formed in the middle of the coil mold 1, the coil mold 1 is formed by splicing a first mold body 21 and a second mold body 31 which are matched with each other, a first groove 22 and a second groove 32 are respectively formed on the opposite surfaces of the first mold body 21 and the second mold body 31, and the fixing hole 10 is enclosed by the first groove 22 and the second groove 32; the coil mold 1 is detachably mounted on a fixed table, the fixed table comprises a base 40 and an adjustable fixing device mounted on the base 40, the adjustable fixing device comprises a first upright column 41, a second upright column 42 and a driving device for driving the first upright column 41 and the second upright column 42 to move between the directions of mutual approaching and mutual leaving, the first upright column 41 and the second upright column 42 are inserted into the fixed hole 10, and the driving device drives the first upright column 41 and the second upright column 42 to drive the first mold body 21 and the second mold body 31 to move between the horizontal directions of mutual approaching and mutual leaving. Coils with different specifications can be processed by driving the first upright post 41 and the second upright post 42 to adjust the distance between the first die body 21 and the second die body 31; when winding the coil, a certain distance can be reserved between the first upright post 41 and the second upright post 42, and the first upright post 41 and the second upright post 42 are close to each other during demoulding, so that demoulding is facilitated. Meanwhile, after the coil is wound, the first upright post 41 and the second upright post 42 can be driven to move in the direction away from each other to a certain degree, so that the problem of loose coil winding or partial coil winding inconsistency is corrected to a certain degree.

In the embodiment of the present invention, the opposite surfaces of the first mold body 21 and the second mold body 31 are inclined surfaces, and the inclined surfaces are mutually matched. The splicing surfaces of the first die body 21 and the second die body 31 are mutually matched inclined planes, and after the first die body 21 and the second die body 31 slide relatively for a certain distance, the inclined planes are arranged to enable the outline of the columnar coil die 1 to be reduced, so that the die can be directly separated, and the operation is convenient and fast.

Further, when the first mold body 21 and the second mold body 31 move in a direction away from each other, a gap is generated between the first mold body 21 and the second mold body 31, and a filling member 50 for filling the gap between the first mold body 21 and the first mold body 21 is disposed between the gaps. The gap portion may prevent the coil from being dented when the coil is wound by the filling member 50.

Furthermore, the filling member 50 is provided with a protrusion 51 at an upper portion thereof, and the first mold body 21 and/or the second mold body 31 is provided with a locking groove 52 at an upper portion thereof for cooperating with the protrusion 51. The filling element 50 can be fixed and removed better by the cooperation of the projections 51 and the locking grooves 52.

In the embodiment of the present invention, the cross section of the coil mold 1 is oblong. It should be noted that the cross-section of the coil form 1 may also be rectangular or other shapes.

The embodiment of the present invention provides an embodiment, further comprising a fixing plate 60, the top walls of the first column 41 and the second column 42 are respectively provided with a first screw hole 71 and a second screw hole 81, the fixing plate 60 is respectively provided with at least one first screw via hole 72 and a second screw via hole 82 which are matched with the first screw hole 71 and the second screw hole 81, the root of the first screw and the root of the second screw respectively pass through the first screw via hole 72 and the second screw via hole 82 and then are screwed into the first screw hole 71 and the second screw hole 81, so that the fixing plate 60 is fixed on the upper ends of the first column 41 and the second column 42. Different first and second screw through

holes

72, 82 are selected according to the mutual distance between the first and

second uprights

41, 42. The fixing plate 60 is arranged to deform the wound coil due to the extrusion during the winding of the coil, and a fixed connection is arranged between the fixing plate 60 and the coil mold 1 to fix the coil mold 1.

Further, the outer edge of the fixing plate 60 is longer than the outer edge of the coil mold 1. The outer edge of the holding plate 60 may serve as a restraint during winding of the coil.

In the embodiment of the present invention, the driving device includes a first telescopic cylinder 43 connected to the first upright 41, a second telescopic cylinder 44 connected to the second upright 42, and a first motor (not shown) and a second motor (not shown) for driving the first telescopic cylinder 43 and the second telescopic cylinder 44 to move, respectively. It should be noted that, the first upright 41 or the second upright 42 may also be arranged such that one of them is fixed and the other is movable, and this arrangement may also achieve the above technical effects, and thus, the distance between the first mold body 21 and the second mold body 31 may be adjusted.

In the embodiment of the present invention, the coil mold 1 and the filling member 50 are made of a wooden material or plastic. Wooden material and plastic materials are with low costs, and compare in metal material, are difficult to expend with heat and contract with cold, influence coil quality.

In the embodiment of the present invention, the outer surface of the coil mold 1 is provided with notches 9 distributed at intervals along the height direction thereof. Whether the coil is consistent during winding can be judged through the notches 9 distributed at intervals, and defective products are avoided.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A transformer coil winding device comprises a cylindrical coil mould, wherein a fixing hole penetrating through the coil mould is formed in the middle of the coil mould; the coil mould is detachably arranged on the fixed table, the fixed table comprises a base and an adjustable fixing device arranged on the base, the adjustable fixing device comprises a first stand column, a second stand column and a driving device used for driving the first stand column and the second stand column to move between the directions of mutual approaching and mutual leaving, the first stand column and the second stand column are inserted into the fixed holes, and the driving device drives the first stand column and the second stand column to drive the first die body and the second die body to move between the horizontal directions of mutual approaching and mutual leaving.

2. The transformer coil winding apparatus of claim 1, wherein: the first die body and the second die body are provided with opposite inclined surfaces which are matched with each other.

3. The transformer coil winding apparatus of claim 1, wherein: when the first die body and the second die body move towards the direction away from each other, a gap is formed between the first die body and the second die body, and a filling piece used for filling the gap between the first die body and the first die body is arranged between the gaps.

4. The transformer coil winding apparatus of claim 3, wherein: the upper part of the filling piece is provided with a bulge, and the upper part of the first die body and/or the second die body is provided with a clamping groove matched with the bulge.

5. The transformer coil winding apparatus of claim 1, wherein: the cross section of the coil die is oblong.

6. The transformer coil winding apparatus of claim 1, wherein: the fixing plate is provided with at least one first screw through hole and at least one second screw through hole which are matched with the first screw through hole and the second screw through hole respectively, the root of the first screw and the root of the second screw penetrate through the first screw through hole and the second screw through hole respectively and are connected with the first screw through hole and the second screw through hole in a screwing mode, and the fixing plate is fixed to the upper end of the first stand column and the upper end of the second stand column.

7. The transformer coil winding apparatus of claim 6, wherein: the outer edge of the fixing plate is longer than the outer edge of the coil mold.

8. The transformer coil winding apparatus of claim 1, wherein: the driving device comprises a first telescopic cylinder connected with the first stand column, a second telescopic cylinder connected with the second stand column, and a first motor and a second motor which are respectively used for driving the first telescopic cylinder and the second telescopic cylinder to move.

9. The transformer coil winding apparatus of claim 1, wherein: the coil mold and the filling member are made of wood or plastic.

10. The transformer coil winding apparatus of claim 1, wherein: the outer surface of the coil mould is provided with notches which are distributed at intervals along the height direction of the coil mould.