Transformer coil adjustable mold device and method

Abstract

The invention relates to a transformer coil adjustable mold device and method, and belongs to the technical field of transformer manufacturing processes. According to the technical scheme, a stand column (1) is fixed to a base (3), a plurality of sets of supporting transverse rods (2) are arranged on the stand column (1) in an up-down mode, each set of supporting transverse rods (2) are evenly arranged in the circumferential direction of the stand column (1), and an eyebolt hole (5) is formed in the top end of the stand column (1); the insulating block (6) is in a disc shape, the diameter of the insulating block (6) is matched with the diameter of a coil needing to be tightly supported, a plurality of supporting strip grooves (9) matched with transformer supporting strips are formed in the circumferential direction of the insulating block (6), a center hole (7) is formed in the insulating block (6), cross rod grooves (8) are formed in the periphery of the center hole (7) of the insulating block (6), and the insulating block (6) is fixed to the stand column (1) through the supporting cross rod (2). The device has the beneficial effects that the concentricity of sleeving of a single coil and sleeving of a plurality of coils can be effectively ensured, the structure is simple, and the device is convenient to use.

Description

Technical Field

[0001] The invention relates to a transformer coil adjustable mould device and method, belonging to the technical field of transformer manufacturing process. Background Art

[0002] The transformer coil adjustable die (false core) device cooperates with the whole set of coil pressing plates to complete the tightening work on the inner diameter side of the whole set of coils, effectively ensuring the set of a single coil and the concentricity of multiple coil sets, meeting the process requirements and effectively ensuring product quality.

[0003] The traditional transformer coil adjustable die (false iron core) device is expensive, large in size, takes a long time to adjust the diameter, and cannot ensure the concentricity of multiple coil sets. Summary of the invention

[0004] The purpose of the present invention is to provide a transformer coil adjustable mold device and method, which can effectively ensure the concentricity of a single coil set and a plurality of coil sets, has a simple structure, is easy to use, and solves the problems existing in the background technology.

[0005] The technical solution of the present invention is: A transformer coil adjustable mold device comprises a column, a supporting cross bar, a base, an eye bolt hole, an insulating block, a center hole, a cross bar groove and a strut groove. The column is fixed on the base. A plurality of groups of supporting cross bars arranged up and down are provided on the column. Each group of supporting cross bars is evenly arranged along the circumferential direction of the column. The top of the column is provided with an eye bolt hole. The insulating block is disc-shaped, and its diameter matches the diameter of the coil to be tightened. A plurality of strut grooves matching the transformer struts are provided in the circumferential direction of the insulating block. The insulating block is provided with a center hole. Cross bar grooves matching the supporting cross bars are provided around the center hole of the insulating block. The column is arranged in the center hole, and the insulating block is fixed to the column through the supporting cross bars.

[0006] The number of the crossbar grooves is the same as the number of each group of supporting crossbars.

[0007] Each group of support cross bars consists of three support cross bars evenly arranged along the circumferential direction of the column.

[0008] The base is provided with a base bolt hole.

[0009] The top end of the column is fixed with a lifting ring via bolts.

[0010] Each group of support cross bars is arranged on the same plane.

[0011] The upper surface of the insulating block is provided with a lifting hole.

[0012] A method for using a transformer coil adjustable die, using the above-mentioned transformer coil adjustable die device, comprises the following steps: Screw the lifting ring on the top of the column, lift the column to the upper part of the coil pressure plate, tighten the fixing bolts of the base, fix the column in the center of the whole set of coil pressure plates, select the appropriate insulating block according to the needs, lift the insulating block through the lifting hole and put it on the column, rotate the insulating block so that the insulating block is supported by a set of supporting cross bars of the column, wrap the insulating tube and support bar around the outside of the insulating block, measure the outer diameter after wrapping, until it meets the inner diameter of the whole set of coils.

[0013] The beneficial effects of the present invention are: simple structure, low cost, easy use, and used in conjunction with the existing complete set of coil pressing plates to complete the tightening work on the inner diameter side of the complete set of coils, effectively ensuring the concentricity of the single coil set and the multiple coil sets, meeting the process requirements, and effectively ensuring product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the column of the present invention; Figure 2 It is a top view of the column of the present invention; Figure 3 It is a schematic diagram of the insulating block of the present invention; Figure 4 for Figure 3 BB cross-sectional view; Figure 5 This is a physical diagram of the present invention; In the figure: column 1, supporting cross bar 2, base 3, base bolt hole 4, eye bolt hole 5, insulating block 6, center hole 7, cross bar groove 8, support bar groove 9. DETAILED DESCRIPTION

[0015] The present invention will be further described below by way of examples with reference to the accompanying drawings.

[0016] See attached Figure 1 A transformer coil adjustable mold device comprises a column 1, a supporting cross bar 2, a base 3, a hanging eye bolt hole 5, an insulating block 6, a center hole 7, a cross bar groove 8 and a strut groove 9. The column 1 is fixed on the base 3. A plurality of groups of supporting cross bars 2 arranged up and down are provided on the column 1. Each group of supporting cross bars 2 is evenly arranged along the circumferential direction of the column 1. A hanging eye bolt hole 5 is provided on the top of the column 1; the insulating block 6 is disc-shaped, and its diameter matches the diameter of the coil to be tightened. A plurality of strut grooves 9 matching with the transformer struts are provided in the circumferential direction of the insulating block 6. The insulating block 6 is provided with a center hole 7. The center hole 7 of the insulating block 6 is surrounded by cross bar grooves 8 matching with the supporting cross bar 2. The column 1 is arranged in the center hole 7, and the insulating block 6 is fixed to the column 1 through the supporting cross bar 2.

[0017] A method for using a transformer coil adjustable die, using the above-mentioned transformer coil adjustable die device, comprises the following steps: Screw on the lifting ring on the top of the column 1, lift the column 1 to the upper part of the coil pressure plate, tighten the fixing bolts of the base 3, fix the column 1 at the center of the whole set of coil pressure plates, select a suitable insulating block 6 according to the needs, lift the insulating block 6 through the lifting hole and put it on the column 1, rotate the insulating block 6 so that the insulating block 6 is supported by a group of supporting cross bars 2 of the column 1, wrap the insulating tube and the stays around the outside of the insulating block 6, and measure the outer diameter after wrapping until it meets the inner diameter of the whole set of coils.

[0018] In this example, refer to the attached Figure 1 The adjustable mold device comprises a column 1, a supporting crossbar 2, a base 3, a base bolt hole 4, a lifting eye bolt hole 5, an insulating block 6, a center hole 7, a crossbar groove 8 and a stay groove 9, wherein: The column 1 is fixed on the base 3, and the base 3 is provided with a base bolt hole 4. A plurality of groups of supporting cross bars 2 arranged up and down are fixed on the column 1. Each group of supporting cross bars 2 is three round steels, and the three round steels are evenly arranged along the circumferential direction of the column 1. The round steels of each layer are required to be in the same plane, and the flatness shall not exceed 2mm. A lifting eye bolt hole 5 is provided at the top of the column 1. After the lifting eye is screwed on, the tooling can be lifted conveniently.

[0019] The insulating block 6 is disc-shaped, and its diameter matches the diameter of the coil that needs to be tightened. A plurality of support bar grooves 9 that match the transformer support bars are provided in the circumferential direction of the insulating block 6. The insulating block 6 is provided with a center hole 7. Three cross bar grooves 8 that match three round steels are provided around the center hole 7 of the insulating block 6. There are lifting holes on the upper surface of the insulating block 6 for easy lifting.

[0020] When in use, screw the lifting ring on the top of the column 1, lift the column 1 to the upper part of the coil pressure plate, tighten the fixing bolts of the base 3, fix the column 1 to the center of the whole set of coil pressure plates, select a suitable insulating block 6 according to the inner diameter size of the drawing, lift the insulating block 6 through the lifting hole and put it on the column 1, rotate the insulating block 6 so that the insulating block 6 is supported by the three round steels of the column 1, wrap the insulating tube and the support bar around the outside of the insulating block 6, and measure the outer diameter size after wrapping until it meets the inner diameter size of the whole set of coils.

Claims

1. A transformer coil adjustable die device, characterized in that: The utility model comprises a column (1), a supporting cross bar (2), a base (3), a lifting eye bolt hole (5), an insulating block (6), a center hole (7), a cross bar groove (8) and a support bar groove (9), wherein the column (1) is fixed on the base (3), and a plurality of groups of supporting cross bars (2) arranged up and down are provided on the column (1), and each group of supporting cross bars (2) is evenly arranged along the circumferential direction of the column (1), and a lifting eye bolt hole (5) is provided at the top of the column (1); the insulating block (6) is disc-shaped, and its diameter matches the diameter of the coil to be tightened; a plurality of support bar grooves (9) matching with the transformer support bar are provided in the circumferential direction of the insulating block (6); the insulating block (6) is provided with a center hole (7), and cross bar grooves (8) matching with the supporting cross bar (2) are provided around the center hole of the insulating block (6); the column (1) is arranged in the center hole (7), and the insulating block (6) is fixed to the column (1) through the supporting cross bar (2).

2. The transformer coil adjustable mold device according to claim 1, characterized in that: The number of the crossbar grooves (8) is the same as the number of each group of supporting crossbars (2).

3. The transformer coil adjustable mold device according to claim 2, characterized in that: Each group of supporting cross bars (2) comprises three supporting cross bars (2) evenly arranged along the circumferential direction of the upright column (1).

4. The transformer coil adjustable mold device according to claim 1, characterized in that: The base (3) is provided with a base bolt hole (4).

5. The transformer coil adjustable mold device according to claim 1, characterized in that: The top end of the column (1) is fixed with a lifting ring via bolts.

6. The transformer coil adjustable mold device according to claim 3, characterized in that: Each group of supporting cross bars (2) is arranged on the same plane.

7. A transformer coil adjustable die device according to claim 1 or 2, characterized in that: The upper surface of the insulating block (6) is provided with a lifting hole.

8. A method for using an adjustable transformer coil die, using the adjustable transformer coil die device according to any one of claims 1 to 7, comprising the following steps: Screw on the lifting ring at the top of the column (1), lift the column (1) to the upper part of the coil pressure plate, tighten the fixing bolts of the base (3), fix the column (1) at the center of the whole set of coil pressure plates, select a suitable insulating block (6) as required, lift the insulating block (6) through the lifting hole and put it on the column (1), rotate the insulating block (6) so that the insulating block (6) is supported by a set of supporting cross bars (2) of the column (1), wrap the insulating tube and the support bar around the outside of the insulating block (6), and measure the outer diameter after wrapping until it meets the inner diameter of the whole set of coils.

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