Coil constant-pressure press-fitting anti-toppling device and method

Abstract

The invention relates to a coil constant-pressure press-fitting anti-toppling device and method, and belongs to the technical field of transformer manufacturing processes. According to the technical scheme, the device comprises a base plate (1), a center column body (2), a coil inner diameter supporting disc (3), a supporting disc supporting plate (4) and a connecting bolt (6), the center column body (2) is fixed to the base plate (1), the supporting disc supporting plate (4) is fixed to the center column body (2), the coil inner diameter supporting disc (3) is arranged on the supporting disc supporting plate (4), and the coil inner diameter supporting disc (3) and the supporting disc supporting plate (4) are fastened together through the connecting bolt (6); a supporting oblique beam (5) is arranged between the supporting disc supporting plate (4) and the central column body (2); one end of the supporting oblique beam (5) is fixedly connected with the lower surface of the supporting disc supporting plate (4), and the other end of the supporting oblique beam (5) is fixedly connected with the central column body. The coil pressing device has the beneficial effects that effective supporting can be provided for a coil, and the coil is prevented from toppling in the pressing process.

Description

Technical Field

[0001] The invention relates to a device and method for preventing a coil from tipping over during constant-voltage press-fitting, and belongs to the technical field of transformer manufacturing technology. Background Art

[0002] When a center column type pressing plate is used to press-fit coils, in order to improve efficiency, multiple coils of the same height and subjected to the same pressure can be press-fitted using the same set of center column type pressing plates at the same time. However, there is a risk of the coils tipping over during the pressing process, causing injuries. Summary of the invention

[0003] The purpose of the present invention is to provide a device and method for preventing the coil from tipping over during constant pressure press-fitting, which can provide effective support for the coil and prevent the coil from tipping over during the press-fitting process, thereby solving the problems existing in the background technology.

[0004] The technical solution of the present invention is: A device for preventing a coil from tipping over when being pressed and installed at a constant pressure comprises a chassis, a central column, a coil inner diameter support plate, a support plate pallet and connecting bolts. The central column is fixed on the chassis, the support plate pallet is fixed on the central column, the coil inner diameter support plate is arranged on the support plate pallet, and the coil inner diameter support plate is fastened together with the support plate pallet by connecting bolts.

[0005] A supporting inclined beam is arranged between the supporting plate and the central column.

[0006] One end of the supporting inclined beam is fixedly connected to the lower surface of the supporting plate, and the other end of the supporting inclined beam is fixedly connected to the central column.

[0007] The diameter of the coil inner diameter support plate matches the inner diameter of the pressed coil.

[0008] The chassis is fixed to the upper surface of the center column type lower pressure plate by fixing bolts.

[0009] A lower press-fitting pad is placed at the bottom of the press-fitted coil, an upper press-fitting pad is placed on the top, and a middle column type upper press plate is installed above the upper press-fitting pad.

[0010] A method for preventing a coil from tipping over during constant pressure press-fitting, using the above-mentioned anti-tipping device, comprises the following steps: ① Lift the anti-dumping device to the upper surface of the middle column type lower pressure plate, and use fixing bolts to fix the chassis of the anti-dumping device to the upper surface of the middle column type lower pressure plate; ② According to the coils with different inner diameters, select the coil inner diameter support plates with different outer diameters, ensure that the outer diameter of the coil inner diameter support plate is slightly smaller than the outer diameter of the coil to be pressed, lift the coil inner diameter support plate and insert it into the central column, and fix the coil inner diameter support plate to the upper surface of the support plate pallet with connecting bolts; ③After placing the lower press-fit pad, lift the coil and insert it into the outer diameter side of the anti-dumping device and place it firmly; ④ After all the coils are evenly distributed along the circumference of the central column type lower pressure plate and are in place, the upper press-fitting pads are uniformly placed; ⑤Install the middle column upper pressure plate; ⑥ After the press-fitting is completed, remove all anti-dumping devices from the center column lower pressure plate.

[0011] The beneficial effect of the present invention is that after the anti-dumping device is installed using a constant pressure on the coil, a central column and a coil inner diameter support plate are used on the inner diameter side of the coil for pre-support. When the coil dumps, the central column can provide effective support, and the coil inner diameter support plate can effectively prevent the coil from dumping, thereby preventing the coil from further dumping and injuring people. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the application effect of the present invention; In the figure: 1-chassis, 2-center column, 3-coil inner diameter support plate, 4-support plate pallet, 5-support inclined beam, 6-connecting bolts, 7-fixing bolts, 8-center column type upper pressure plate, 9-upper press-fit pad, 10-coil, 11-anti-dumping device, 12-lower press-fit pad, 13-center column type lower pressure plate. DETAILED DESCRIPTION

[0013] The present invention will be further described below by way of examples with reference to the accompanying drawings.

[0014] See attached Figure 1-2 A device for preventing a coil from tipping over when being pressed and installed at a constant pressure comprises a chassis 1, a central column 2, a coil inner diameter support plate 3, a support plate support plate 4 and connecting bolts 6. The central column 2 is fixed on the chassis 1, the support plate support plate 4 is fixed on the central column 2, the coil inner diameter support plate 3 is arranged on the support plate support plate 4, and the coil inner diameter support plate 3 is fastened together with the support plate support plate 4 by connecting bolts 6.

[0015] A method for preventing a coil from tipping over during constant pressure press-fitting, using the above-mentioned anti-tipping device, comprises the following steps: ① Lift the anti-dumping device 11 to the upper surface of the middle column type lower pressure plate 13, and use the fixing bolts 7 to fix the chassis 1 of the anti-dumping device 11 to the upper surface of the middle column type lower pressure plate 13; ② According to the coils with different inner diameters, select the coil inner diameter support plate 3 with different outer diameters, ensure that the outer diameter of the coil inner diameter support plate 3 is slightly smaller than the outer diameter of the press-fitted coil, lift the coil inner diameter support plate 3 and insert it into the central column 2, and fix the coil inner diameter support plate 3 to the upper surface of the support plate pallet 4 using the connecting bolts 6; ③ After placing the lower press-fit pad 12, lift the coil and insert it into the outer diameter side of the anti-dumping device 11 and place it firmly; ④ After all the coils are evenly distributed along the circumferential direction of the central column type lower pressing plate 13 and are in place, the upper pressing pad 9 is uniformly placed; ⑤Install the middle column type upper pressure plate 8; ⑥ After the press-fitting is completed, the anti-dumping device 11 is completely removed from the center column type lower pressure plate 13.

[0016] In this example, refer to the attached Figure 1 The device mainly includes a chassis 1, a central column 2, a coil inner diameter support plate 3, a support plate pallet 4, a support inclined beam 5, a connecting bolt 6 and a fixing bolt 7. The chassis 1 is welded to the lower end of the central column 2 or fixed into one by other connecting methods. The support plate pallet 4 is welded to the upper part of the central column 2 or fixed into one by other connecting methods. One end of the supporting inclined beam 5 is connected and fixed to the lower surface of the support plate pallet 4, and the other end is fixed to the central column 2. The coil inner diameter support plate 3 and the support plate pallet 4 are provided with corresponding circular holes and are fastened together with connecting bolts 6.

[0017] See attached Figure 2 When in use, the chassis 1 of the device is fixed to the upper surface of the middle column type lower pressing plate 13 by the fixing bolts 7, and the coil inner diameter supporting plates 3 with different outer diameters are selected according to the coils with different inner diameters, so as to ensure that the outer diameter of the coil inner diameter supporting plate 3 is slightly smaller than the inner diameter of the pressed coil. The coil inner diameter supporting plate 3 is fixed to the upper surface of the supporting plate support plate 4 by the connecting bolts 6.

[0018] The coil 10 is sleeved on the outer diameter side of the anti-dumping device, and multiple coils 10 are evenly placed on the circumference, and the anti-dumping device is installed on the inner diameter side of each coil 10. A lower press-fitting pad 12 is placed at the bottom of the coil 10, and an upper press-fitting pad 9 is placed on the top. A middle column type upper pressing plate 8 is installed above the upper press-fitting pad 9 for press-fitting. When the coil 10 topples due to unstable placement, the anti-dumping device can provide effective support to prevent the coil 10 from further toppling and injuring people.

Claims

1. A device for preventing a coil from tipping over when being pressed into place at a constant pressure, characterized in that: The invention comprises a chassis (1), a central column (2), a coil inner diameter support plate (3), a support plate support plate (4) and connecting bolts (6), wherein the central column (2) is fixed on the chassis (1), the support plate support plate (4) is fixed on the central column (2), the coil inner diameter support plate (3) is arranged on the support plate support plate (4), and the coil inner diameter support plate (3) is fastened together with the support plate support plate (4) by means of connecting bolts (6).

2. The device for preventing a coil from tipping over during constant pressure installation according to claim 1, characterized in that: A supporting inclined beam (5) is provided between the supporting disc support plate (4) and the central column (2).

3. The device for preventing a coil from tipping over during constant pressure installation according to claim 2, characterized in that: One end of the supporting inclined beam (5) is fixedly connected to the lower surface of the supporting plate (4), and the other end of the supporting inclined beam (5) is fixedly connected to the central column (2).

4. The device for preventing a coil from tipping over when being pressed into place at a constant pressure according to claim 1, characterized in that: The diameter of the coil inner diameter support plate (3) matches the inner diameter of the pressed coil.

5. A coil constant pressure press-fit anti-dumping device according to claim 1 or 2, characterized in that: The chassis (1) is fixed to the upper surface of the center column type lower pressure plate (13) by means of fixing bolts (7).

6. The device for preventing a coil from tipping over during constant pressure installation according to claim 4, characterized in that: A lower press-fitting cushion block (12) is placed at the bottom of the press-fitted coil, an upper press-fitting cushion block (9) is placed at the top, and a middle column type upper press plate (8) is installed above the upper press-fitting cushion block (9).

7. A method for preventing a coil from tipping over by constant pressure press-fitting, using the anti-tipping device according to any one of claims 1 to 6, characterized in that The following steps are included: ① hoisting the anti-dumping device (11) to the upper surface of the middle column type lower pressure plate (13), and fixing the chassis (1) of the anti-dumping device (11) to the upper surface of the middle column type lower pressure plate (13) using fixing bolts (7); ② Select coil inner diameter support plates (3) with different outer diameters according to coils with different inner diameters, ensure that the outer diameter of the coil inner diameter support plate (3) is smaller than the outer diameter of the coil to be pressed, lift the coil inner diameter support plate (3) and insert it into the central column (2), and fix the coil inner diameter support plate (3) to the upper surface of the support plate support plate (4) using connecting bolts (6); ③ After placing the lower press-fitting pad (12), lift the coil and insert it into the outer diameter side of the anti-dumping device (11) and place it firmly; ④ After all the coils are evenly distributed along the circumferential direction of the central column type lower pressing plate (13) and are in place, the upper pressing pads (9) are uniformly placed; ⑤ Install the middle column type upper pressure plate (8); ⑥ After the press-fitting is completed, the anti-tipping device (11) is completely removed from the center column type lower pressure plate (13).

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