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CN-122000196-A - PCB and three-layer insulated wire integrated planar transformer and winding realization device thereof

CN122000196ACN 122000196 ACN122000196 ACN 122000196ACN-122000196-A

Abstract

The invention discloses a PCB and three-layer insulated wire integrated planar transformer and a winding realization device thereof, relating to the technical field of transformer production equipment and comprising a processing table, wherein the top of the processing table is provided with a positioning component and a winding component, the winding assembly is provided with a pressing assembly, the pressing assembly comprises a first connecting rod, and the top of the first connecting rod is fixedly connected with a mounting box. The PCB and the three-layer insulated wire integrated planar transformer and the winding realization device thereof realize real-time and self-adaptive compression of the three-layer insulated wire in the winding process by continuous and flexible pressure provided by the compression spring and transmitting the pressure to the compression block through the compression rod, and the dynamic compression mechanism can ensure that each turn of wire is tightly and flatly attached to the surface of the PCB, thereby effectively preventing the wire from loosening or bouncing off, remarkably improving the overall flatness and structural stability of the winding, and laying a solid foundation for realizing ultrathin design of the transformer.

Inventors

  • TIAN XIAOCHENG

Assignees

  • 深圳市博多电子有限公司

Dates

Publication Date
20260508
Application Date
20260331

Claims (9)

  1. A coiling realization device of a PCB and three-layer insulated wire integrated planar transformer comprises a processing table (1) and is characterized in that a positioning component (2) and a coiling component (3) are arranged at the top of the processing table (1), and a compacting component (5) is arranged on the coiling component (3); The compression assembly (5) comprises a first connecting rod (501), the top fixedly connected with installation case (502) of the first connecting rod (501), inside sliding connection of installation case (502) has slide (503), fixedly connected with hold-down spring (504) between the inner wall of slide (503) and installation case (502), one side fixedly connected with hold-down bar (505) of hold-down spring (504) is kept away from to slide (503), one side fixedly connected with hold-down block (506) of slide (503) is kept away from to hold-down bar (505).
  2. 2. The device for winding the PCB and three-layer insulated wire integrated planar transformer according to claim 1, wherein the positioning assembly (2) comprises a supporting plate (201), a gear motor (202) is fixedly connected to the rear side of the supporting plate (201), a portal frame (203) is fixedly connected to an output shaft of the gear motor (202), an electric push rod (204) and a servo motor (205) are respectively and fixedly connected to two sides of the portal frame (203), and two positioning clamps (206) are arranged on the inner side of the portal frame (203).
  3. 3. The device for winding the PCB and the three-layer insulated wire integrated planar transformer according to claim 2, wherein the supporting plate (201) is fixedly connected to the top of the processing table (1), two supporting blocks are fixedly connected to one side, close to the supporting plate (201), of the supporting plate (203), and an annular sliding groove matched with the moving track of the supporting blocks is formed in one side, close to the supporting plate (203), of the supporting plate (201).
  4. 4. The device for winding the PCB and three-layer insulated wire integrated planar transformer according to claim 2, wherein the two positioning clamps (206) are distributed in a bilateral symmetry manner, the left positioning clamp (206) is fixedly connected with an output shaft of the servo motor (205), the output end of the electric push rod (204) is fixedly connected with a bearing, the outer ring of the bearing is fixedly connected with the output end of the electric push rod (204), and the right positioning clamp (206) is fixedly connected with the inner ring of the bearing.
  5. 5. The device for winding the PCB and three-layer insulated wire integrated planar transformer according to claim 1, wherein the winding assembly (3) comprises an electric sliding rail (301) fixedly connected to the top of the processing table (1), an electric sliding block (302) is slidingly connected to the outer side of the electric sliding rail (301), a supporting rod (303) is fixedly connected to the top of the electric sliding block (302), and a winding drum (304) is detachably arranged on the outer side of the supporting rod (303).
  6. 6. The device for winding the PCB and the three-layer insulated wire integrated planar transformer according to claim 5, wherein the first connecting rod (501) is fixedly connected with the supporting rod (303), the upper side and the lower side of the sliding plate (503) are fixedly connected with first limiting blocks, and the upper side and the lower side of the inner wall of the installation box (502) are provided with first limiting grooves matched with the moving track of the first limiting blocks.
  7. 7. The device for winding the PCB and the three-layer insulated wire integrated planar transformer according to claim 1, wherein the winding assembly (3) is provided with an ash removal assembly (6), the ash removal assembly (6) comprises a second connecting rod (601), the top of the second connecting rod (601) is fixedly connected with a mounting plate (602), the top of the mounting plate (602) is slidably connected with a U-shaped seat (603), the inner side of the U-shaped seat (603) is adhered with a wiping block (604) through a magic tape, a cavity (605) is formed in the U-shaped seat (603), a connecting rod (606) is slidably connected in the cavity (605), and a reset spring (607) is fixedly connected with the inner wall of the cavity (605).
  8. 8. The device for winding the PCB and the three-layer insulated wire integrated planar transformer according to claim 7, wherein the second connecting rod (601) is fixedly connected with the supporting rods (303), the U-shaped seats (603) are symmetrically distributed left and right, the second limiting blocks are fixedly connected to the bottoms of the U-shaped seats (603), second limiting grooves matched with the moving track of the second limiting blocks are formed in the tops of the mounting plates (602), the connecting rods (606) extend to the interiors of the two U-shaped seats (603), the two sides of the connecting rods (606) are fixedly connected with the check blocks which are in sliding connection with the cavity (605), and one side, far away from the inner wall of the cavity (605), of each return spring (607) is fixedly connected with the check blocks.
  9. A PCB and three-layer insulated wire integrated planar transformer is suitable for a winding realization device of the PCB and three-layer insulated wire integrated planar transformer according to any one of claims 1-8, and comprises a magnetic core body (7) and a PCB (4) arranged in the magnetic core body, and is characterized in that three-layer insulated wires (8) wound on the top surface and the bottom surface of the PCB (4) through the winding device can be configured into a series connection or parallel connection structure, in the series connection structure, the three-layer insulated wires (8) are sequentially connected through end parts so as to increase total turns and inductance and are suitable for high-voltage working conditions, and in the parallel connection structure, the three-layer insulated wires (8) are connected in parallel through corresponding ends so as to improve total current carrying capacity and reduce direct current resistance, and the three-layer insulated wire integrated planar transformer is suitable for high-current application scenes, so that flexible adaptation and performance optimization of the transformer under different electrical requirements are realized.

Description

PCB and three-layer insulated wire integrated planar transformer and winding realization device thereof Technical Field The invention relates to the field of transformer production equipment, in particular to a PCB and three-layer insulated wire integrated planar transformer and a winding realization device thereof. Background The planar transformer is a transformer which converts the three-dimensional structure of the traditional winding type transformer into two-dimensional planar layout, adopts a printed circuit board process or a film technology, makes windings on an insulating substrate in the form of planar copper foil, realizes electric connection in a multi-layer stacking or parallel winding mode, has the advantages of small volume, thin thickness, good heat dissipation, low leakage inductance, controllable parasitic capacitance, easy mass production and the like, and is widely applied to the fields of high-frequency switch power supplies, communication equipment, electric automobile charging and the like. In the traditional winding link of the planar transformer, an effective dynamic pressing mechanism is lacked, and the coil turns are difficult to be tightly and flatly attached to the surface of the PCB, so that the winding is easy to loosen and increase in thickness, and the stability and the electrical performance of the winding are easy to influence. Disclosure of Invention The technical scheme includes that the device comprises a processing table, wherein a positioning assembly and a winding assembly are arranged at the top of the processing table, and a pressing assembly is arranged on the winding assembly; The compression assembly comprises a first connecting rod, the top fixedly connected with installation box of the first connecting rod, the inside sliding connection of installation box has a slide, fixedly connected with compression spring between the inner wall of slide and installation box, one side fixedly connected with compression rod of compression spring is kept away from to the slide, one side fixedly connected with compression block of slide is kept away from to the compression rod. The compression assembly comprises a first connecting rod, the top fixedly connected with installation box of the first connecting rod, the inside sliding connection of installation box has a slide, fixedly connected with compression spring between the inner wall of slide and installation box, one side fixedly connected with compression rod of compression spring is kept away from to the slide, one side fixedly connected with compression block of slide is kept away from to the compression rod. Preferably, the positioning assembly comprises a supporting plate, a speed reducing motor is fixedly connected to the rear side of the supporting plate, a portal frame is fixedly connected to an output shaft of the speed reducing motor, an electric push rod and a servo motor are respectively and fixedly connected to two sides of the portal frame, and two positioning clamps are arranged on the inner side of the portal frame. Preferably, the backup pad fixed connection is at the top of processing platform, one side that the portal frame is close to the backup pad fixedly connected with two supporting shoe, the backup pad is close to one side of portal frame and has been seted up the annular spout with supporting shoe removal orbit looks adaptation. Preferably, the two locating clamps are distributed symmetrically left and right, the left locating clamp is fixedly connected with an output shaft of the servo motor, the output end of the electric push rod is fixedly connected with a bearing, the outer ring of the bearing is fixedly connected with the output end of the electric push rod, and the right locating clamp is fixedly connected with the inner ring of the bearing. Preferably, the winding assembly comprises an electric sliding rail fixedly connected to the top of the processing table, an electric sliding block is slidably connected to the outer side of the electric sliding rail, a supporting rod is fixedly connected to the top of the electric sliding block, and a winding drum is detachably arranged on the outer side of the supporting rod. Preferably, the first connecting rod is fixedly connected with the supporting rod, the upper side and the lower side of the sliding plate are fixedly connected with first limiting blocks, and the upper side and the lower side of the inner wall of the mounting box are provided with first limiting grooves matched with the moving track of the first limiting blocks. Preferably, the dust removal assembly is arranged on the winding assembly, the dust removal assembly comprises a second connecting rod, the top of the second connecting rod is fixedly connected with a mounting plate, the top of the mounting plate is slidably connected with a U-shaped seat, a wiping block is adhered to the inner side of the U-shaped seat through a magic tape, a cavity is formed in the U-shaped seat, a co