CN204117844U - Transformer coil winding adjustable mold - Google Patents

Transformer coil winding adjustable mold Download PDF

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Publication number
CN204117844U
CN204117844U CN201420375598.8U CN201420375598U CN204117844U CN 204117844 U CN204117844 U CN 204117844U CN 201420375598 U CN201420375598 U CN 201420375598U CN 204117844 U CN204117844 U CN 204117844U
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CN
China
Prior art keywords
mould
spoke dish
axle
thread segment
hole
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201420375598.8U
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Chinese (zh)
Inventor
朱茂坦
刘吉冬
何克用
蒋志勇
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Chint Electric Co Ltd
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Chint Electric Co Ltd
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Priority to CN201420375598.8U priority Critical patent/CN204117844U/en
Application granted granted Critical
Publication of CN204117844U publication Critical patent/CN204117844U/en
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Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a kind of transformer coil winding adjustable mold, comprise mould main part, it is characterized in that, described mould main part comprises the pitch of the laps sleeve be made up of at least 4 mould lobes, is connected inside each mould lobe by hinge with mould quill shaft; Mold center's axle is equipped with in mould quill shaft; Described mold center axle is made up of the thread segment of stage casing and both sides, a cube section, match with mould quill shaft in stage casing, a cube section is arranged in spoke dish two intracardiac, and thread segment is arranged in spoke dish one intracardiac, thread segment overcoat has axle sleeve, and axle sleeve is threaded with thread segment; The sleeve end that axle sleeve is provided with position limiting structure position limiting structure side is arranged in spoke dish one, and spoke dish one is spacing in position limiting structure place.The utility model highly versatile, the variable-diameter of mould main part can be applicable to the coil making of different model, greatly reduces production cost, improves production efficiency.

Description

Transformer coil winding adjustable mold
Technical field
The utility model relates to a kind of adjustable mold of transformer coiling, for the coiling of transformer coil, belongs to electrician's technical field of electricity.
Background technology
As the heart component of transformer, coil carries loaded current, changes the important function of voltage, in the design process of transformer, for meeting the requirement such as manufacturing cost, performance of transformer, the power transformer product of usual different capabilities, the inside/outside diameter size of its coil, highly, the parameter such as the coiling number of turn, conductor cross-section of using is all different.Because coil is loaded current, the core component transmitting electric energy, therefore, coil manufacture in process not only to ensure the material of various material meet operating electrically, the requirement of machinery and hot property, also to ensure simultaneously coiling complete after overall dimension meet design requirement, such ability finally ensures the insulation distance of transformer whole, ensures the electrical performance demands of product.And to complete coil coiling, ensure that the size of coiling meets design requirement, just must use winding mould, in the production process of transformer coil, the effect of mould is mainly reflected in following two aspects:
1, carrier during coiling: transformer coil uses the materials such as wire (or foil), insulating paper, adhesive tape, airway strip to be entwined.Above-mentioned material finally to be wound around, make and become the coil that meets properties requirement, must in the production process of coil, use mould as initial skeleton, as the carrier that coil winding is shaped.Meanwhile, in winding process, act on mould by power-equipments such as motor, make mould possess spinfunction, just can complete the coiling work of coil with this.
2, ensure that coil meets certain dimensional requirement: the coil of different capabilities, different product is because the difference of performance requirement, and its internal-and external diameter, height dimension are different substantially.For the coil of guarantee flexible wire, insulating material coiling meets internal diameter, outside dimension requirement, the mould of size conforms coil requirement must be had to coordinate.
For meeting the production of transformer coil, the multiplex cast aluminium casting of current transformer wire ring mould or Plate Welding form, but no matter adopt which kind of mode, the outside dimension of mould is a particular value, namely cannot adjust after manufacture completes, can not be used for producing the coil of other internal diameter sizes, the mould this kind to fixed dimension mainly contains some shortcoming following:
1, increase Total Product production cost: the mould used at present is mainly welded-steel plate construction, also cast aluminium is had, the mould of cast-iron structure, the no matter mould of which kind of structure, its production cost is thousands of unit at least, unit up to ten thousand at most, simultaneously one set of die can only be used for the coil of a kind of internal diameter size of coiling, and along with capacity, the change of voltage, the size of coil is in constantly change, if run into products perfection, modification in construction, then original mould will cancel in enormous quantities, must large batch of making is new again mould, this just causes current transformer production producer will spend a large amount of financial resources, material resources carry out mfg. moulding die, also to bear the keeping of a large amount of mould simultaneously, administrative expenses.
If 2 certain product do not have suitable mould before manufacture, then to take time and first remove design, mfg. moulding die, occupy the production time of Total Product, reduce production efficiency.
3, poor universality, produces the coil of different size, will find the mould of suitable dimension in numerous moulds, then carries out the ressembling of mould, changes, spend a large amount of time and manpower.
Utility model content
To be solved in the utility model is that poor universality deposited by traditional transformer coil mould, affects manufacturing schedule, efficiency is low, the technical problem that production cost is high.
In order to solve the problems of the technologies described above, the utility model provides a kind of transformer coil winding adjustable mold, comprises mould main part, it is characterized in that, described mould main part comprises the pitch of the laps sleeve be made up of at least 4 mould lobes, is connected inside each mould lobe by hinge with mould quill shaft; The two ends of mould lobe are respectively equipped with hole one, hole two, and spoke dish one is provided with the supporting leg matched with hole one, and this supporting leg is arranged in hole one; Spoke dish two is provided with the supporting leg matched with hole two, and this supporting leg is arranged in hole two; Mold center's axle is equipped with: described mold center axle is made up of the thread segment of stage casing and both sides, a cube section in mould quill shaft, match with mould quill shaft in stage casing, cube section is arranged in spoke dish two intracardiac, thread segment is arranged in spoke dish one intracardiac, thread segment overcoat has axle sleeve, and axle sleeve is threaded with thread segment; Axle sleeve is provided with position limiting structure, and the sleeve end of position limiting structure side is arranged in spoke dish one, and spoke dish one is spacing in position limiting structure place.
Preferably, be flexibly connected by arc shrouding between adjacent described mould lobe.
Preferably, be provided with support inside described mould lobe, support is connected with one end of hinge by connecting axle, and the other end of hinge is connected with mould quill shaft by axis connecting axle.
Preferably, the bearing matched with spoke dish one supporting leg is provided with in the hole one of described mould lobe.
Preferably, when mould is for making low voltage foil winding coil, mould lobe described in one of them is provided with the notch for low-pressure line-outgoing copper bar embedded in winding process.
Compared with prior art, the utility model has the following advantages:
1. reduce die cost: transformer new product development or products perfection, modification in construction process, without the need to developing new die because of internal coil diameter dimensional variations, can be met design requirement by adjustment adjustable mold external diameter, thus saving mould development cost.
2. facilitate production management: adjustable mold can substitute hundreds and thousands of traditional moulds, reduce maintenance difficulties and parking space greatly.
3. enhance productivity: after adjustable mold substitutes traditional moulds, new die design production process can be saved, also the type selecting of compressible use procedure mould, die-filling, mould unloading time and labour intensity
Accompanying drawing explanation
The perspective view of a kind of transformer coil winding adjustable mold that Fig. 1 provides for embodiment;
Fig. 2 is the end view of mould main part;
Fig. 3 is the cutaway view in A-A face in Fig. 2;
Fig. 4 is the connection diagram of adjacent mould lobe;
Fig. 5 is the structural representation of mould lobe;
Fig. 6 is the structural representation of mold center's axle;
Fig. 7 be in Fig. 5 B to view;
Fig. 8 be in Fig. 5 C to view;
Fig. 9 is the assembling schematic diagram of mould main part and mold center's axle;
Figure 10 is the structural representation of spoke dish one;
Figure 11 is the structural representation of spoke dish two;
Figure 12 is the perspective view of axle sleeve;
Figure 13 be in Figure 12 D to view;
Figure 14 be in Figure 12 E to view;
Figure 15 is the schematic diagram of mould lobe upper bearing (metal);
Figure 16 is the schematic diagram that mould lobe is slotted;
Figure 17 be mould main part external diameter less time schematic diagram;
Figure 18 be mould main part external diameter larger time schematic diagram.
Embodiment
For making the utility model become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment
As illustrated in figs. 1-16, for the structural representation of a kind of transformer coil winding adjustable mold that the present embodiment provides, comprise mould main part, mould main part comprises the pitch of the laps sleeve be made up of 4 mould lobes 1, support 11 is provided with inside each mould lobe 1, support 1-1 is connected with one end of hinge 2 by connecting axle 1-2, and the other end of hinge 2 is connected with mould quill shaft 3 by axis connecting axle 3-1.Be flexibly connected by arc shrouding 4 between adjacent mould lobe 1, the two ends of arc shrouding 4 are connected with two pieces of mould lobes 1 by sunk screw 5, as shown in Figure 4.
Two ends perforate one 1-3, hole two 1-4 (as shown in Figure 5) respectively of mould lobe 1, the cross-shaped configuration (as shown in Figure 10,11) of perforate centered by spoke dish 1 and spoke dish 27,4 supporting legs in the cross-shaped configuration of spoke dish 1 match with hole one 1-3, and this supporting leg is inserted in hole one 1-3 of 4 mould lobes 1; 4 supporting legs in the cross-shaped configuration of spoke dish 27 match with hole two 1-4, and this supporting leg is inserted in hole two 1-4 of 4 mould lobes 1.
Mold center's axle 10 is installed with in mould quill shaft 3 axle center, mold center's axle 10 is made up of the thread segment of stage casing and both sides, a cube section, matching with mould quill shaft 3 in stage casing (slides for avoiding it, the inner chamber of mould quill shaft 3 and the profile of mold center's axle 10 adopt quadrangular), cube section is inserted in intracardiac in spoke dish 27 (centre bore of spoke dish 7 is square), thread segment is through behind the center of spoke dish 1, overlap an axle sleeve 8 outward at thread segment, axle sleeve 8 is threaded with thread segment.Axle sleeve 8 has the position limiting structure 8-1 (as shown in figs. 12-14) that protruding, be positioned at coiling sleeve in the centre bore that axle sleeve 8 end of position limiting structure 8-1 side is inserted in spoke dish 1, spoke dish 1 is spacing in position limiting structure 8-1 place.
When mould quill shaft 3 is fixed, by the position on adjustment axle sleeve 8 in a mold empty axle 3, axle sleeve 8 promotes spoke dish 1, and spoke dish 1 promotes mould lobe 1 and moves horizontally, and then changes the angle of hinge 2 and mould quill shaft 3, thus regulates the external diameter of mould main part.Cube section of mold center's axle 10 is used for being connected with the motor of coil winding machine, and motor, by driving mold center's axle 10 and connected spoke dish 27, drives whole mould to rotate, thus meets the coiling needs of coil.
For convenience of regulating, reducing the frictional force between spoke dish 1 and mould lobe 1 in displacement process in adjustment process, in hole one 1-3 of mould lobe 1, a bearing 9 (as shown in figure 15) matched with spoke dish 1 supporting leg is installed, and opens corresponding bearing guide groove on spoke dish 1.Bearing 9 withstands in the bearing guide groove on spoke dish 1, and when rotary sleeve 8, spoke dish 1, by exerting a force to bearing 9, promotes the horizontal displacement of mould lobe 1.In addition, for ease of real time inspection regulating effect, understand the concrete outside dimension in mould adjustment process, scale can also be carved on spoke dish 1, make this scale corresponding with the outside dimension of mould, then when mould lobe 1 is at diverse location, by observing the scale on spoke dish 1, the outside dimension that now mould is corresponding can be known.
When mould is for making low voltage foil winding coil, a mould lobe 1 can open a notch 11 for low-pressure line-outgoing copper bar embedded in winding process wherein, as shown in figure 16.
According to above-mentioned structure, principle, the mould that the utility model provides also can adopt the form of 6 mould lobes, 8 mould lobes.
The utility model mainly utilizes right-angled triangle sine, and namely in right-angled triangle, the length of the right-angle side relative with one of them acute angle equals the sine value of this acute angle and the product of this hypotenuse length.When angle α between hinge 2 and horizontal plane (namely and mould quill shaft 3) is smaller value α 1=30 ° (as shown in figure 17), external diameter r1=1 × sin30 ° of mould main part the length of hinge 2 (1 be); When angle α between hinge 2 and mould quill shaft 3 is higher value α 2=60 ° (as shown in figure 18), the external diameter r2=1 × sin60 ° of mould main part.Because of sin30 ° of < sin60 °, therefore r1 < r2.It can thus be appreciated that the utility model make use of above-mentioned principle to regulate the external diameter of mould main part.

Claims (5)

1. a transformer coil winding adjustable mold, comprise mould main part, it is characterized in that, described mould main part comprises the pitch of the laps sleeve be made up of at least 4 mould lobes (1), and each mould lobe (1) inner side is connected with mould quill shaft (3) by hinge (2); The two ends of mould lobe (1) are respectively equipped with hole one (1-3), hole two (1-4), and spoke dish one (6) is provided with the supporting leg matched with hole one (1-3), and this supporting leg is arranged in hole one (1-3); Spoke dish two (7) is provided with the supporting leg matched with hole two (1-4), and this supporting leg is arranged in hole two (1-4); Mold center's axle (10) is equipped with in mould quill shaft (3); Described mold center axle (10) is made up of the thread segment of stage casing and both sides, a cube section, match with mould quill shaft (3) in stage casing, cube section is arranged in spoke dish two (7) intracardiac, thread segment is arranged in spoke dish one (6) intracardiac, thread segment overcoat has axle sleeve (8), and axle sleeve (8) is threaded with thread segment; Axle sleeve (8) is provided with position limiting structure (8-1), axle sleeve (8) end of position limiting structure (8-1) side is arranged in spoke dish one (6), and spoke dish one (6) is spacing in position limiting structure (8-1) place.
2. transformer coil winding adjustable mold as claimed in claim 1, is characterized in that, is flexibly connected between adjacent described mould lobe (1) by arc shrouding (4).
3. transformer coil winding adjustable mold as claimed in claim 1, it is characterized in that, described mould lobe (1) inner side is provided with support (11), support (1-1) is connected by connecting axle (1-2) one end with hinge (2), and the other end of hinge (2) is connected with mould quill shaft (3) by axis connecting axle (3-1).
4. transformer coil winding adjustable mold as claimed in claim 1, is characterized in that, be provided with the bearing (9) matched with spoke dish one (6) supporting leg in the hole one (1-3) of described mould lobe (1).
5. transformer coil winding adjustable mold as claimed in claim 1, it is characterized in that, when mould is for making low voltage foil winding coil, mould lobe (1) described in one of them is provided with the notch (11) for low-pressure line-outgoing copper bar embedded in winding process.
CN201420375598.8U 2014-07-08 2014-07-08 Transformer coil winding adjustable mold Expired - Lifetime CN204117844U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420375598.8U CN204117844U (en) 2014-07-08 2014-07-08 Transformer coil winding adjustable mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420375598.8U CN204117844U (en) 2014-07-08 2014-07-08 Transformer coil winding adjustable mold

Publications (1)

Publication Number Publication Date
CN204117844U true CN204117844U (en) 2015-01-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420375598.8U Expired - Lifetime CN204117844U (en) 2014-07-08 2014-07-08 Transformer coil winding adjustable mold

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104124054A (en) * 2014-07-08 2014-10-29 正泰电气股份有限公司 Adjustable die for transformer coil winding
CN110189896A (en) * 2019-05-23 2019-08-30 沈义勇 A kind of foil type winding transformer based on conversion end pipe heat treatment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104124054A (en) * 2014-07-08 2014-10-29 正泰电气股份有限公司 Adjustable die for transformer coil winding
CN110189896A (en) * 2019-05-23 2019-08-30 沈义勇 A kind of foil type winding transformer based on conversion end pipe heat treatment
CN110189896B (en) * 2019-05-23 2021-10-26 山东泰莱电气股份有限公司 Foil winding transformer based on conversion end pipe heat treatment

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Granted publication date: 20150121