Automatic winding device of inductor

Abstract

The utility model discloses an automatic winding device of an inductor, which relates to the technical field of inductor winding and comprises a winding workbench, a main shaft is rotatably arranged on the winding workbench, the top of the main shaft is coaxially connected with a tool disc, a tool hole is coaxially formed in the top of the tool disc, and a plurality of limiting blocks are arranged on the inner wall of the tool hole along the circumferential direction of the tool hole. The limiting block has the freedom degree of moving in the radial direction of the tool hole, a pressing rod is arranged at the top of the tool disc and has the freedom degree of moving in the radial direction of the tool disc, a wire feeding mechanism is arranged on one side of the main shaft and comprises a lifting plate and a wire coil, the wire coil is rotationally installed on the lifting plate, and the lifting plate has the freedom degree of moving in the axial direction of the main shaft. The wire is spirally wound on the insulating tube through the rotary motion of the insulating tube and the linear motion of the wire, so that the automatic winding of the inductor is realized, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of inductor winding, in particular to an automatic inductor winding device. Background Art

[0002] Inductor coils are made of wires wound around an insulating tube in circles. The wires are insulated from each other, and the insulating tube can be hollow or contain an iron core or a magnetic powder core. Inductors are divided into toroidal inductors and cylindrical inductors. In the production process of cylindrical inductors, wires need to be wound around the insulating tube. Since the wires need to be wound into a spiral shape, the winding of cylindrical inductors is difficult to automate, and more manual operations are required. The degree of automation is low, and production efficiency needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and provide an automatic winding device for an inductor to solve the deficiencies of the prior art.

[0004] The purpose of the utility model is achieved through the following technical solutions: an automatic winding device for inductance, comprising a winding workbench, a main shaft is rotatably arranged on the winding workbench, a tooling disk is coaxially connected to the top of the main shaft, a tooling hole is coaxially opened on the top of the tooling disk, a plurality of limit blocks are arranged on the inner wall of the tooling hole along its own circumferential direction, the limit blocks have the freedom to move radially along the tooling hole, a pressure rod is arranged on the top of the tooling disk, the pressure rod has the freedom to move radially along the tooling disk, a wire feeding mechanism is arranged on one side of the main shaft, the wire feeding mechanism includes a lifting plate and a wire drum, the wire drum is rotatably mounted on the lifting plate, and the lifting plate has the freedom to move axially along the main shaft.

[0005] Furthermore, each of the limit blocks is correspondingly provided with an electromagnetic drive mechanism, and the electromagnetic drive mechanism includes a first electromagnet, a first spring and a first permanent magnet. An inner cavity for installing the electromagnetic drive mechanism is provided in the tooling disk, and a slide groove is provided in the tooling disk at the position where the limit block is set, and the slide groove is connected to the inner cavity. The limit block is slidably adapted to the slide groove, and one end of the limit block extends into the inner cavity to connect to the first permanent magnet, and the two ends of the first spring are respectively connected to the first permanent magnet and the tooling disk.

[0006] Furthermore, a driving cavity is provided in the tooling disk, a second electromagnet is provided in the driving cavity, a strip groove is opened on the top of the tooling disk, the strip groove is connected to the driving cavity, the pressure rod is slidably adapted to the strip groove, a second permanent magnet is slidably provided in the driving cavity, the pressure rod is connected to the second permanent magnet, a second spring is provided between the second permanent magnet and the second electromagnet, and the two ends of the second spring are respectively connected to the second permanent magnet and the tooling disk.

[0007] Furthermore, a motor is installed at the bottom of the winding workbench, the output shaft of the motor is drivingly connected to the main shaft, and an electric slip ring is sleeved on the main shaft.

[0008] Furthermore, an upper conveying roller and a lower conveying roller are rotatably arranged on the lifting plate, and a wire feeding gap is formed between the upper conveying roller and the lower conveying roller.

[0009] Furthermore, a tangent mechanism is provided on the lifting plate, and the tangent mechanism is located between the main shaft and the lower conveying roller. The tangent mechanism includes a frame and a cutter. The frame is fixedly connected to the lifting plate, and a tangent cylinder is installed on the frame, and the output shaft of the tangent cylinder is connected to the cutter.

[0010] Furthermore, two bearing seats are fixed on the upper edge of the lifting plate at intervals perpendicular to the wire feeding direction, and the two bearing seats are rotatably connected to the wire feeding shaft. The end of the wire feeding shaft away from the bearing seat is connected to a flange, and the two ends of the wire drum are connected to the flange by bolts.

[0011] Furthermore, a lifting cylinder is vertically installed on the winding workbench, and the telescopic shaft of the lifting cylinder is connected to the lifting plate.

[0012] The beneficial effects of the utility model are:

[0013] Insert one end of the insulating tube into the tooling hole, clamp the insulating tube through the limit block, so that the insulating tube can rotate with the main shaft, the wire feeding mechanism conveys the wire to one side of the insulating tube, and presses one end of the wire against the insulating tube through the pressure rod. The insulating tube is driven to rotate by the main shaft, and the lifting plate moves upward, so that the wire is spirally wound on the insulating tube through the rotational motion of the insulating tube and the linear motion of the wire, thereby realizing automatic winding of the inductor and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of an automatic winding device for inductance of the utility model. Figure 1 ;

[0015] Figure 2 This is a schematic diagram of the internal structure of a tooling disk in an automatic winding device for an inductor according to the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of an automatic winding device for inductance of the utility model. Figure 2 ;

[0017] Figure 4 This is a schematic diagram of the structure of an automatic winding device for inductance of the utility model. Figure 3 ;

[0018] In the figure, 1-workbench, 2-spindle, 3-tooling disk, 4-tooling hole, 5-limiting block, 6-pressure rod, 7-lifting plate, 8-wire reel, 9-first electromagnet, 10-first spring, 11-first permanent magnet, 12-inner cavity, 13-slide, 14-driving cavity, 15-second electromagnet, 16-strip groove, 17-second permanent magnet, 18-second spring, 19-motor, 20-electric slip ring, 21-upper conveyor roller, 22-lower conveyor roller, 23-frame, 24-cutter, 25-tangent cylinder, 26-bearing seat, 27-wire feeding shaft, 28-flange, 29-lifting cylinder. DETAILED DESCRIPTION

[0019] Embodiment 1

[0020] like Figures 1 to 4 As shown, an automatic winding device for inductance includes a winding workbench 1, a main shaft 2 is rotatably arranged on the winding workbench 1, a tooling disk 3 is coaxially connected to the top of the main shaft 2, a tooling hole 4 is coaxially opened on the top of the tooling disk 3, a plurality of limit blocks 5 are arranged on the inner wall of the tooling hole 4 along its own circumferential direction, the limit blocks 5 have the freedom to move radially along the tooling hole 4, a pressure rod 6 is arranged on the top of the tooling disk 3, the pressure rod 6 has the freedom to move radially along the tooling disk 3, a wire feeding mechanism is arranged on one side of the main shaft 2, the wire feeding mechanism includes a lifting plate 7 and a wire drum 8, the wire drum 8 is rotatably installed on the lifting plate 7, the lifting plate 7 has the freedom to move axially along the main shaft 2, and manual feeding or automatic feeding is selected according to the actual equipment investment cost. , an automatic feeding configuration robot arm is used to clamp the insulating tube on the material tray and insert it into the tooling hole 4 through the robot arm, and then the limit block 5 moves close to the center of the tooling hole 4, and the insulating tube is clamped on the tooling tray 3 through multiple limit blocks 5, and then the wire reel 8 conveys the wire to the insulating tube so that one end of the wire is located on one side of the insulating tube, and then the pressure rod 6 moves close to the insulating tube, and one end of the wire is pressed against the insulating tube through the pressure rod 6, and then the winding operation is performed. During winding, the main shaft 2 drives the insulating tube to rotate, and at the same time, the lifting plate 7 drives the wire to move from bottom to top, so that the wire is spirally wound on the insulating tube through the rotational motion of the insulating tube and the linear motion of the wire, thereby realizing the automatic winding of the inductor and improving the production efficiency.

[0021] Furthermore, a lifting cylinder 29 is vertically installed on the winding workbench 1, and the telescopic shaft of the lifting cylinder 29 is connected to the lifting plate 7. The plate 7 is moved up and down by the telescopic movement of the lifting cylinder 29, and the spiral winding of the wire is realized in coordination with the rotational movement of the insulating tube.

[0022] Embodiment 2

[0023] Based on the first embodiment, Figure 1 and Figure 3As shown, two bearing seats 26 are fixed at intervals on the upper side of the lifting plate 7 perpendicular to the wire feeding direction, and a wire feeding shaft 27 is rotatably connected to the two bearing seats 26. The end of the wire feeding shaft 27 away from the bearing seat 26 is connected to a flange 28, and the two ends of the wire drum 8 are connected to the flange 28 by bolts. The wire drum 8 is detachably connected to the flange 28 by bolts. When the wire on the wire drum 8 is transported, it is convenient to replace a new wire drum. The wire drum 8 is rotatably installed on the bearing seat 26, so that the wire drum 8 can rotate to feed the wire.

[0024] Embodiment 3

[0025] Based on the second embodiment, Figures 1 to 3 As shown, an upper conveying roller 21 and a lower conveying roller 22 are rotatably provided on the lifting plate 7, and a wire feeding gap is formed between the upper conveying roller 21 and the lower conveying roller 22. Specifically, a conveying frame is fixedly installed on the lifting plate 7, and the upper conveying roller 21 and the lower conveying roller 22 are rotatably installed on the conveying frame. One end of the upper conveying roller 21 and one end of the lower conveying roller 22 are connected with gears, and the two gears are meshed with each other. A driving motor is installed on the conveying frame, and the output shaft of the driving motor is transmission-connected to the upper conveying roller 21 or the lower conveying roller 22. The upper conveying roller 21 and the lower conveying roller 22 are driven to rotate through the meshing of the driving motor and the gear, and the wire passes through the upper conveying roller 21 and the lower conveying roller 22 to realize the conveying of the wire. It is a roller-type wire feeding, which belongs to the prior art and will not be described in detail; a tangent mechanism is arranged on the lifting plate 7, and the tangent mechanism is located between the main shaft 2 and the lower conveying roller 22. The tangent mechanism includes a frame 23 and a cutter 24. The frame 23 is fixedly connected to the lifting plate 7, and a tangent cylinder 25 is installed on the frame 23. The output shaft of the tangent cylinder 25 is connected to the cutter 24, and the wire is conveyed to the insulating tube through the cooperation of the upper conveying roller 21 and the lower conveying roller 22. When the insulating tube is wound, the tangent cylinder 25 drives the cutter 24 to move downward close to the wire, and the wire is cut by the cutter 24. Finally, the wound inductor is removed by the robotic arm, and the above process is repeated again to perform the winding operation on the next insulating tube.

[0026] Embodiment 4

[0027] Based on the third embodiment, Figure 1 and Figure 2As shown, each limit block 5 is correspondingly provided with an electromagnetic drive mechanism, and the electromagnetic drive mechanism includes a first electromagnet 9, a first spring 10 and a first permanent magnet 11. An inner cavity 12 for installing the electromagnetic drive mechanism is provided in the tooling disk 3. A slide groove 13 is provided at the position where the limit block 5 is provided. The slide groove 13 is connected to the inner cavity 12. The limit block 5 is slidably adapted to the slide groove 13. One end of the limit block 5 extends into the inner cavity 12 to connect with the first permanent magnet 11. The two ends of the first spring 10 are respectively connected to the first permanent magnet 11 and the tooling disk 3. The first electromagnet 9 is energized to generate a contact with the first permanent magnet 11. A permanent magnet 11 has magnetic poles with the same magnetic properties. When the first spring 10 is in a normal state, the limit block 5 is located in the slide groove 13. When the insulating tube is inserted into the tooling hole 4, the first electromagnet 9 is energized to repel the first permanent magnet 11, so that the limit block 5 stretches the first spring 10 to move close to the insulating tube, so that the limit block 5 rests on the insulating tube. The joint action of multiple limit blocks 5 completes the tooling of the insulating tube. When the winding is completed, the first electromagnet 9 is de-energized, and the limit block 5 moves into the slide groove 13 under the reaction force of the first spring 10 to perform the unloading operation and the tooling operation of the next insulating tube.

[0028] Embodiment 5

[0029] Based on the fourth embodiment, Figures 1 to 4 As shown, a driving cavity 14 is provided in the tooling disk 3, and a second electromagnet 15 is provided in the driving cavity 14. A strip groove 16 is opened on the top of the tooling disk 3, and the strip groove 16 is connected to the driving cavity 14. The pressure rod 6 is slidably adapted to the strip groove 16. A second permanent magnet 17 is slidably provided in the driving cavity 14. The pressure rod 6 is connected to the second permanent magnet 17. A second spring 18 is provided between the second permanent magnet 17 and the second electromagnet 15. The two ends of the second spring 18 are respectively connected to the second permanent magnet 17 and the tooling disk 3. The second electromagnet 15 is energized to generate a magnetic pole with the same magnetic property as the second permanent magnet 17. When the insulating tube is completed, the second electromagnet 15 is energized to repel the second permanent magnet 17, so that the second permanent magnet 17 drives the pressure rod 6 to move close to the insulating tube, so that the pressure rod 6 presses one end of the wire on the insulating tube, and then the winding operation is performed. When the winding is completed, the second electromagnet 15 is powered off, and the pressure rod 6 is reset under the reaction force of the second spring 18, so that the insulating tube can be unloaded smoothly.

[0030] Furthermore, a motor 19 is installed at the bottom of the winding workbench 1, and the output shaft of the motor 19 is connected to the main shaft 2. The main shaft 2 is provided with an electric slip ring 20. The main shaft 2 is driven to rotate by the motor 19, and the main shaft 2 drives the tooling disk 3 and the insulating tube thereon to rotate to complete the winding operation; the wires of the first electromagnet 9 and the second electromagnet 15 are wired through the electric slip ring 20 to realize the unwinding of the wires.

Claims

1. An automatic winding device for an inductor, characterized in that: The invention comprises a winding workbench (1), on which a main shaft (2) is rotatably arranged, a tooling disk (3) is coaxially connected to the top of the main shaft (2), a tooling hole (4) is coaxially opened on the top of the tooling disk (3), a plurality of limit blocks (5) are arranged on the inner wall of the tooling hole (4) along its own circumferential direction, the limit blocks (5) have the freedom to move radially along the tooling hole (4), a pressure rod (6) is arranged on the top of the tooling disk (3), the pressure rod (6) has the freedom to move radially along the tooling disk (3), a wire feeding mechanism is arranged on one side of the main shaft (2), the wire feeding mechanism comprises a lifting plate (7) and a wire drum (8), the wire drum (8) is rotatably mounted on the lifting plate (7), and the lifting plate (7) has the freedom to move axially along the main shaft (2).

2. The automatic winding device for inductance according to claim 1, characterized in that: Each of the limit blocks (5) is provided with an electromagnetic drive mechanism, the electromagnetic drive mechanism comprising a first electromagnet (9), a first spring (10) and a first permanent magnet (11); an inner cavity (12) for installing the electromagnetic drive mechanism is provided in the tooling disk (3); a slide groove (13) is provided in the tooling disk (3) at a position where the limit block (5) is provided, the slide groove (13) is connected to the inner cavity (12); the limit block (5) is slidably adapted to the slide groove (13); one end of the limit block (5) extends into the inner cavity (12) to connect to the first permanent magnet (11); and two ends of the first spring (10) are respectively connected to the first permanent magnet (11) and the tooling disk (3).

3. The automatic winding device for inductance according to claim 1, characterized in that: A driving cavity (14) is provided in the tooling disk (3), a second electromagnet (15) is provided in the driving cavity (14), a strip groove (16) is provided on the top of the tooling disk (3), the strip groove (16) is connected to the driving cavity (14), the pressure rod (6) is slidably adapted in the strip groove (16), a second permanent magnet (17) is slidably provided in the driving cavity (14), the pressure rod (6) is connected to the second permanent magnet (17), a second spring (18) is provided between the second permanent magnet (17) and the second electromagnet (15), and two ends of the second spring (18) are respectively connected to the second permanent magnet (17) and the tooling disk (3).

4. The automatic winding device for inductance according to claim 1, characterized in that: A motor (19) is installed at the bottom of the winding workbench (1); an output shaft of the motor (19) is drivingly connected to the main shaft (2); and an electric slip ring (20) is sleeved on the main shaft (2).

5. The automatic winding device for inductance according to claim 1, characterized in that: An upper conveying roller (21) and a lower conveying roller (22) are rotatably arranged on the lifting plate (7), and a wire feeding gap is formed between the upper conveying roller (21) and the lower conveying roller (22).

6. The automatic winding device for inductance according to claim 5, characterized in that: A tangent mechanism is provided on the lifting plate (7), the tangent mechanism is located between the main shaft (2) and the lower conveying roller (22), the tangent mechanism comprises a frame (23) and a cutter (24), the frame (23) is fixedly connected to the lifting plate (7), a tangent cylinder (25) is installed on the frame (23), and an output shaft of the tangent cylinder (25) is connected to the cutter (24).

7. The automatic winding device for inductance according to claim 1, characterized in that: Two bearing seats (26) are fixed at intervals on the upper side of the lifting plate (7) perpendicular to the wire feeding direction, and the two bearing seats (26) are rotatably connected to a wire feeding shaft (27). One end of the wire feeding shaft (27) away from the bearing seat (26) is connected to a flange (28), and the two ends of the wire drum (8) are connected to the flange (28) by bolts.

8. The automatic winding device for inductance according to claim 1, characterized in that: A lifting cylinder (29) is vertically mounted on the winding workbench (1), and a telescopic shaft of the lifting cylinder (29) is connected to the lifting plate (7).

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