Hollow coil winding device

Abstract

The utility model discloses a hollow coil winding device which comprises a fixing box, the upper end of the fixing box is fixedly connected with a fixing plate, the center of the fixing plate is provided with a through groove, the four side walls of the fixing box are all fixedly connected with limiting rods, the four limiting rods are all provided with clamping mechanisms used for clamping battery cells, and the clamping mechanisms are arranged on the fixing box. Four electric push rods are fixedly connected to the upper end of the fixed plate, the telescopic ends of the four electric push rods are jointly and fixedly connected with a movable plate, a vertical plate is fixedly connected to the upper end of the movable plate, pull wire grooves are formed in the side walls of the two ends of the vertical plate, and a driving mechanism used for driving the clamping mechanism is arranged in the fixed box. According to the utility model, the structure is reasonable, the pull-back mechanism is arranged, the wire is clamped into the wire pulling groove, the telescopic end of the electric push rod is contracted, the wire is pulled back, the wire is pulled back, a wire hook does not need to be manually used for pulling the wire, and the working efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coil winding, in particular to a hollow coil winding device. Background Art

[0002] A coil is also called an inductor. A hollow coil is generally composed of a battery core and a wire. The wire is wound around the ring-shaped battery core in turns. After the winding is completed, an inductor can be formed. Inductors are widely used in electronic components such as common-mode filters, multi-frequency transformers, impedance transformers, balanced and unbalanced conversion transformers, etc.

[0003] In the prior art, during the processing of traditional hollow coils, it is mostly necessary to first fix the battery core on a fixing device, and then manually wind the wire onto the battery core. During the winding process, the wire hook needs to be used to pull back the passed wire. This method is time-consuming and labor-intensive, resulting in low processing efficiency. Therefore, the utility model proposes a hollow coil winding device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a hollow coil winding device is proposed. By setting a pulling back mechanism, the wire is clamped into a wire pulling groove, and the telescopic end of the electric push rod is contracted to pull the wire back. The wire can be pulled back without manual wire hook pulling, which can greatly improve work efficiency.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A hollow coil winding device comprises a fixed box, the upper end of the fixed box is fixedly connected to a fixed plate, the center of the fixed plate is provided with a through slot, the four side walls of the fixed box are fixedly connected to limit rods, the four limit rods are provided with a clamping mechanism for clamping the battery core, the upper end of the fixed plate is fixedly connected to four electric push rods, the telescopic ends of the four electric push rods are commonly fixedly connected to a moving plate, the upper end of the moving plate is fixedly connected to a vertical plate, the side walls at both ends of the vertical plate are provided with wire pulling grooves, and a driving mechanism for driving the clamping mechanism is provided in the fixed box.

[0007] Preferably, the clamping mechanism includes a vertical plate slidably sleeved on the limit rod, the upper end of the vertical plate is fixedly connected to a horizontal plate, the upper end of the horizontal plate is rotatably connected to a rotating rod, a roller is fixedly sleeved on the rotating rod, and the lower end of the roller is fixedly connected to a gasket.

[0008] Preferably, the driving mechanism includes four threaded rods respectively penetrating and rotatably connected to the four side walls of the fixed plate, the four threaded rods respectively pass through four vertical plates and are threadedly connected thereto, and one end of the four threaded rods located in the through groove is fixedly sleeved with a first bevel gear.

[0009] Preferably, a second motor is fixedly connected to the inner bottom of the fixed box, a second bevel gear is fixedly connected to the end of the output shaft of the second motor, and the second bevel gear is meshed with the four first bevel gears.

[0010] Preferably, a first motor is fixedly connected to the lower end of one of the horizontal plates, and a terminal end of an output shaft of the first motor is fixedly connected to the lower end of one of the rotating rods.

[0011] Preferably, the four rollers are all covered with anti-skid sleeves, and the material of the four anti-skid sleeves is rubber.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By setting up a pulling back mechanism, the battery cell is fixed by using a clamping mechanism, the wire is wound around the battery cell, the telescopic end of the electric push rod is driven to extend, and the movable plate is driven to move up, so that the vertical plate passes through the center of the battery cell, the wire is clamped into the wire pulling groove, and the telescopic end of the electric push rod is contracted to pull the wire back. This can achieve pulling back the wire without manually using a wire hook to pull the wire, which can greatly improve work efficiency.

[0014] 2. By setting up a clamping mechanism, the output shaft of the driving motor rotates. Under the transmission of the first bevel gear and the second bevel gear, the four threaded rods rotate, driving the vertical plates threadedly connected thereto to move toward the middle, driving the four horizontal plates and the four rollers to move toward the middle, clamping and fixing the battery cells. By adjusting the spacing between the four rollers, battery cells of different sizes can be fixed, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of a hollow coil winding device proposed by the utility model;

[0016] Figure 2 This is a bottom-up stereoscopic diagram of a hollow coil winding device proposed by the utility model;

[0017] Figure 3 A three-dimensional diagram of a clamping mechanism of an air-core coil winding device proposed by the utility model;

[0018] Figure 4 This is a bottom-up stereoscopic diagram of a clamping mechanism of a hollow coil winding device proposed by the utility model;

[0019] Figure 5 The utility model provides a schematic diagram of the structure of a movable plate of a hollow coil winding device.

[0020] In the figure: 1 fixed box, 2 fixed plate, 3 threaded rod, 4 limit rod, 5 vertical plate, 6 horizontal plate, 7 first motor, 8 roller, 9 gasket, 10 rotating rod, 11 electric push rod, 12 first bevel gear, 13 second bevel gear, 14 second motor, 15 vertical plate, 16 wire trough, 17 moving plate. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0022] Reference Figure 1-5 , a hollow coil winding device comprises a fixed box 1, the upper end of the fixed box 1 is fixedly connected to a fixed plate 2, the center of the fixed plate 2 is provided with a through slot, the four side walls of the fixed box 1 are fixedly connected to limit rods 4, the four limit rods 4 are provided with a clamping mechanism for clamping the battery core, the clamping mechanism comprises a vertical plate 5 slidably sleeved on the limit rod 4, the upper end of the vertical plate 5 is fixedly connected to a horizontal plate 6, the upper end of the horizontal plate 6 is rotatably connected to a rotating rod 10, a roller 8 is fixedly sleeved on the rotating rod 10, the lower end of the roller 8 is fixedly connected to a gasket 9, when the battery core is clamped, the lower end of the battery core contacts the upper end of the gasket 9, the diameter of the gasket 9 is larger than the diameter of the roller 8, the gasket 9 can support the battery core to prevent the battery core from falling during the clamping process, the limit rod 4 can limit the vertical plate 5, and improve the stability of the vertical plate 5 during movement.

[0023] In the utility model, the upper end of the fixed plate 2 is fixedly connected to four electric push rods 11, and the telescopic ends of the four electric push rods 11 are commonly fixedly connected to a moving plate 17, and the upper end of the moving plate 17 is fixedly connected to a vertical plate 15, and the side walls of both ends of the vertical plate 15 are provided with a wire drawing groove 16, such as Figure 5 As shown, the wire pulling groove 16 is designed in a trapezoidal shape, with a flat upper end and an inclined lower end. When the vertical plate 15 moves upward, the wires in the wire pulling groove 16 will automatically slide out of the wire pulling groove 16.

[0024] In the utility model, a driving mechanism for driving the clamping mechanism is arranged in the fixed box 1, and the driving mechanism includes four threaded rods 3 which are respectively penetrated and rotatably connected to the four side walls of the fixed plate 2, and the four threaded rods 3 respectively pass through the four vertical plates 5 and are threadedly connected thereto, and one end of the four threaded rods 3 located in the through groove is fixedly sleeved with a first bevel gear 12, and the inner bottom of the fixed box 1 is fixedly connected with a second motor 14, and the end of the output shaft of the second motor 14 is fixedly connected with a second bevel gear 13, and the second bevel gear 13 is meshed with the four first bevel gears 12.

[0025] In the utility model, the lower end of one of the horizontal plates 6 is fixedly connected to the first motor 7, the end of the output shaft of the first motor 7 is fixedly connected to the lower end of one of the rotating rods 10, and the four rollers 8 are all provided with anti-slip sleeves, and the material of the four anti-slip sleeves is rubber. When it is necessary to adjust the winding position of the battery cell, the output shaft of the first motor 7 can be driven to rotate, driving the rotating rod 10 and the roller 8 to rotate, thereby driving the battery cell to rotate. It should be noted that the first motor 7 is a self-locking motor. After being turned off, its output shaft is self-locking and cannot rotate freely. The anti-slip sleeve is provided on the roller 8, which can increase the friction with the surface of the battery cell, thereby improving the stability of the clamping and improving the rotation effect of the battery cell.

[0026] When the utility model is used, the battery cell is placed between the four rollers 8, and the output shaft of the second motor 14 is driven to rotate, which drives the second bevel gear 13 to rotate. Under the transmission of the second bevel gear 13, the four first bevel gears 12 rotate, thereby driving the four threaded rods 3 to rotate. The rotation of the four threaded rods 3 can drive the four vertical plates 5 to move closer to the middle, and bring the four horizontal plates 6 to move closer to the middle, thereby driving the four rotating rods 10 and the four rollers 8 to move toward the middle, so as to clamp and fix the battery cell, and then wrap one end of the wire around the battery cell, drive the telescopic end of the electric push rod 11 to extend, drive the moving plate 17 and the vertical plate 15 to move upward, the vertical plate 15 moves upward through the center of the battery cell, and one end of the wire is stuck in the wire pulling groove 16, and the telescopic end of the electric push rod 11 is driven to contract, and the wire is pulled down to pass through the center of the battery cell to complete the wire pulling operation, which can reduce the labor intensity of the staff and improve the work efficiency.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A hollow coil winding device, comprising a fixing box (1), characterized in that: The upper end of the fixed box (1) is fixedly connected to a fixed plate (2), a through slot is provided at the center of the fixed plate (2), the four side walls of the fixed box (1) are fixedly connected to limit rods (4), the four limit rods (4) are provided with a clamping mechanism for clamping the battery core, the upper end of the fixed plate (2) is fixedly connected to four electric push rods (11), the telescopic ends of the four electric push rods (11) are commonly fixedly connected to a moving plate (17), the upper end of the moving plate (17) is fixedly connected to a vertical plate (15), the side walls at both ends of the vertical plate (15) are provided with wire drawing grooves (16), and a driving mechanism for driving the clamping mechanism is provided in the fixed box (1).

2. The hollow coil winding device according to claim 1, characterized in that: The clamping mechanism comprises a vertical plate (5) slidably sleeved on a limit rod (4); the upper end of the vertical plate (5) is fixedly connected to a horizontal plate (6); the upper end of the horizontal plate (6) is rotatably connected to a rotating rod (10); a roller (8) is fixedly sleeved on the rotating rod (10); and the lower end of the roller (8) is fixedly connected to a gasket (9).

3. The hollow coil winding device according to claim 2, characterized in that: The driving mechanism comprises four threaded rods (3) respectively penetrating and rotatably connected to four side walls of the fixed plate (2); the four threaded rods (3) respectively pass through four vertical plates (5) and are threadedly connected thereto; one end of the four threaded rods (3) located in the through groove is fixedly sleeved with a first bevel gear (12).

4. The hollow coil winding device according to claim 3, characterized in that: A second motor (14) is fixedly connected to the inner bottom of the fixed box (1), a second bevel gear (13) is fixedly connected to the end of the output shaft of the second motor (14), and the second bevel gear (13) is meshed with the four first bevel gears (12).

5. The hollow coil winding device according to claim 4, characterized in that: A first motor (7) is fixedly connected to the lower end of one of the horizontal plates (6), and the output shaft end of the first motor (7) is fixedly connected to the lower end of one of the rotating rods (10).

6. The hollow coil winding device according to claim 5, characterized in that: The four rollers (8) are all provided with anti-skid sleeves, and the material of the four anti-skid sleeves is rubber.

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