Inductance coil winding forming equipment

By adopting the -45° assembly method of limiting parts and pushing parts arranged perpendicularly in the inductor coil winding equipment, the problems of insufficient versatility of traditional equipment and unstable clamping force are solved, and high-precision and stable inductor coil winding molding is achieved.

CN119724914APending Publication Date: 2025-03-28RUIAN GUOYIN AUTO PARTS CO LTD
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Patent Information

Application Number
CN202411971168.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

Traditional inductor coil winding equipment adopts a fixed clamping mechanism, resulting in insufficient versatility and unstable clamping force, which affects the consistency of coil parameters and electrical performance.

Method used

The first limiting member and the second limiting member are arranged perpendicularly with the -45° assembly method of the pushing member to ensure the accurate relative position of the wire and the bobbin, and the winding accuracy and stability are improved through the coordinated work of the limiting member.

Benefits of technology

It is achieved to adapt to the use of inductor coils of different specifications, improves the accuracy and uniformity of the winding, ensures the quality stability of the inductor coil, and avoids damage to the wire.

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Abstract

The invention belongs to the technical field of inductor production equipment, and discloses inductance coil winding forming equipment which comprises a wire rod and a winding shaft which are adjacent and perpendicular to each other, and further comprises a first limiting piece and a second limiting piece which are adjacent and connected and perpendicular to each other, the wire is located in a non-coplanar inverted-U-shaped space formed by the first limiting piece, the second limiting piece and the winding shaft. Wherein the second limiting piece is connected with the winding shaft and is perpendicular to the winding shaft; and the output end of the pushing piece is assembled with the connecting part of the first limiting piece and the second limiting piece in an angle of-45 degrees, and the pushing piece pushes the first limiting piece / the second limiting piece to enable the wire rod to abut against the winding shaft in the transverse direction or limit the wire rod to slide in the longitudinal direction. By means of the first limiting piece and the second limiting piece which are perpendicular to each other and the unique-45-degree assembling mode of the pushing piece, it can be ensured that the relative position of a wire and the winding shaft is accurate, and therefore the winding device is suitable for inductance coils of different specifications.
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Description

Technical Field

[0001] The invention belongs to the technical field of inductor production equipment, in particular to an inductor coil winding forming equipment. Background Art

[0002] In the field of modern electronic technology, electromagnetic coils, as a key component working based on the principle of electromagnetic induction, are widely used in various electronic equipment and systems. Their basic structure is usually a spiral winding layout made of enameled wire, with a magnetic core installed in the middle of the spiral coil. With the rapid development of electronic technology, electronic equipment continues to move towards high performance and miniaturization, which has prompted the performance requirements of its core component, the inductor coil, to continue to rise, and the specifications and models of the inductor coil have become more diverse, which has posed more stringent challenges to its winding forming process.

[0003] Traditional winding equipment mostly uses a fixed clamp to fix the enameled wire when manufacturing electromagnetic coils. This method is only suitable for winding coils of specific specifications. When faced with the production needs of various types of inductor coils, the versatility of the equipment is seriously insufficient and it is difficult to meet the growing demand for diversified products in the market. Although some devices have tried to introduce spring clamping mechanisms for improvement, hoping to use the elastic properties of the spring to cope with the differences in coil sizes, there are still obvious limitations; Due to the metal fatigue characteristics of the spring, the elastic coefficient of the spring clamping method will gradually change after long-term use, resulting in unstable clamping force and inability to continuously ensure the fixing effect of the enameled wire during the winding process. In particular, when using spring clamping in the form of torsion springs, under the action of the centrifugal force generated by the high-speed operation of the winding equipment, the centrifugal force will cause the torsion spring to have an additional deformation tendency, resulting in uneven distribution of the clamping force on the enameled wire, and ultimately having an adverse effect on the electrical performance and stability of the electromagnetic coil, making it difficult to ensure the consistency of key parameters such as the number of coil turns and wire spacing, resulting in the failure to guarantee the quality of the product.

[0004] Therefore, an inductor coil winding forming device is now proposed to solve the above problems. Summary of the invention

[0005] In order to solve the problems raised in the above-mentioned background technology, the present invention provides an inductor coil winding forming equipment, which solves the problem of insufficient versatility of traditional winding equipment due to the use of a fixed clamping plate when manufacturing electromagnetic coils, as well as the problem of unstable clamping force and poor consistency of coil parameters in the spring clamping mechanism due to changes in the spring elastic coefficient and the influence of centrifugal force under high-speed operation.

[0006] To achieve the above object, the present invention provides the following technical solution: an inductor coil winding forming device, comprising adjacent and mutually perpendicular wires and a winding shaft, and further comprising: A first stopper and a second stopper are adjacently connected and arranged perpendicular to each other, and the wire is located in a non-coplanar inverted U-shaped space formed by the first stopper, the second stopper and the winding shaft; Wherein, the second limiting member is connected to the winding shaft and is vertically arranged; A pusher, whose output end is assembled at -45 degrees with the connecting part of the first limiting member and the second limiting member, pushes the first limiting member / the second limiting member to respectively make the wire material contact with the winding shaft in the horizontal direction / limit the wire material from sliding in the longitudinal direction; Wherein, the first limiting member / the second limiting member move synchronously along the direction toward the central axis of the wire and contact with the wire synchronously.

[0007] In the above technical solution, preferably, the first limit member and the second limit member both include a sliding seat slidably connected to the connecting portion, and a flexible contact surface is provided on a side of the sliding seat facing the wire.

[0008] In the above technical solution, preferably, the connecting part includes a displacement block, the first limit member and the second limit member are slidingly connected to the displacement block in the longitudinal and transverse directions respectively, and the output end of the pushing member is rotatably disposed on the displacement block.

[0009] In the above technical solution, preferably, it also includes a rotating shaft connected to the winding shaft and a bracket fixed outside the rotating shaft, the pushing member is arranged in the bracket, the first limiting member is slidably arranged on the bracket along the horizontal direction, and the second limiting member is slidably arranged on the winding shaft along the vertical direction.

[0010] In the above technical solution, preferably, the pushing member includes a transmission member, a force-reducing displacement member and a pushing rod which are sequentially arranged at -45 degrees in a direction toward the connecting portion: The two ends of the force-relief displacement member are respectively connected to the output end of the transmission member and one end of the push rod; The transmission member drives the force-reducing displacement member to move, driving the push rod to move; It also includes an assembly shell for installing the transmission member, the force-absorbing displacement member and the push rod, and the other end of the push rod passes through the assembly shell and is connected to the connecting part.

[0011] In the above technical solution, preferably, it also includes an electric slip ring, which is coaxially arranged with the winding shaft and fixed on the winding seat, the rotor end of the electric slip ring is electrically connected to the transmission member through a conductive line, and the stator end of the electric slip ring is electrically connected to an external control circuit.

[0012] In the above technical solution, preferably, the transmission member includes a first electromagnet, a magnetic block and a second electromagnet which are arranged in sequence at an angle of -45° along the direction toward the force-relief displacement member. There are two magnetic blocks, and non-magnetic partitions are provided between the two magnetic blocks and on the side of the second electromagnet away from the magnetic block. The two magnetic blocks are connected by a straight rod passing through the non-magnetic partition and are slidably arranged in the assembly shell. One end of the force-relief displacement member passes through the non-magnetic partition and the second electromagnet and is connected to the magnetic block.

[0013] In the above technical solution, preferably, the assembly shell, the force-absorbing displacement member and the push rod are all made of non-magnetic materials.

[0014] In the above technical solution, preferably, the force-relief displacement member includes a motion conversion mechanism connected to a transmission member at one end, a threaded barrel is provided at the other end of the motion conversion mechanism, the threaded barrel is rotatably arranged in an assembly shell, and the transmission member drives the motion conversion mechanism to move in a straight line to drive the threaded barrel to rotate circumferentially around its own axis. The threaded barrel is externally threadedly connected to a displacement barrel, and the displacement barrel is slidably arranged in the mounting shell and connected to one end of the push rod, and the displacement barrel and the push rod are driven to move in a straight line as the threaded barrel rotates.

[0015] In the above technical solution, preferably, the motion conversion mechanism includes a connecting rod, one end of which is connected to the transmission member, the threaded barrel is hollow, and at least two motion tracks are arranged in a ring shape and equidistantly around the central axis of the threaded barrel in the threaded barrel, and balls are rolled in the motion tracks. The balls are arranged on the other end of the connecting rod, and move in a straight line with the connecting rod. The balls roll along the motion tracks to drive the threaded barrel to rotate circumferentially around its own axis.

[0016] Compared with the prior art, the present invention has the following beneficial effects: The present invention can ensure that the relative position of the wire and the winding shaft is accurate through the first and second limiters arranged perpendicular to each other and the unique -45° assembly mode of the pusher, so as to adapt to the use of inductor coils of different specifications. The second limiter limits the longitudinal slippage of the wire, ensuring that the wire is always in a stable starting position during the winding process, thereby improving the winding accuracy and uniformity. The cooperative work of the pusher, the first limiter and the second limiter improves the quality stability of the inductor coil. During this process, the setting of the force-absorbing displacement member in the pushing member plays a buffering role during the pushing process, which can make the pushing process smoother and more gradual, and help to accurately control the movement of the first limit member and the second limit member, ensuring that the wire is accurately positioned and fixed at the beginning of winding. When facing wires of different materials and thicknesses, it also avoids impact damage to the wire and equipment caused by the sudden force of the pushing member, effectively protecting the integrity of the wire.

[0017] The transmission part adopts a structural design of a magnetic block driven by magnetic force, and can accurately control the displacement and speed of the magnetic block by controlling parameters such as the current size of the electromagnet. During the winding process, the first limiter and the second limiter are guaranteed to accurately position the wire, especially for the winding of high-precision inductance coils, which can better meet the requirements of position accuracy. Due to the synergistic effect of the gravity exerted on the magnetic block itself and the magnetic attraction, the movement of the magnetic block is not affected by the centrifugal force generated by the high-speed rotation of the winding shaft, and it always remains within the predetermined sliding track, ensuring that the force-reducing displacement part and the push rod can stably and accurately transmit power, thereby ensuring precise control of the wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a side structural diagram of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 3 It is a schematic diagram of the three-dimensional structure of the first limiting member and the second limiting member of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the electric slip ring and the transmission member of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the first electromagnet, the magnetic block and the second electromagnet of the present invention; Figure 6 An exploded view of the pusher of the present invention; Figure 7 It is a schematic cross-sectional structural diagram of the pusher of the present invention.

[0019] In the figure: 1. wire; 2. winding shaft; 3. first limit member; 4. second limit member; 5. pushing member; 51. transmission member; 511. first electromagnet; 512. magnetic block; 513. second electromagnet; 514. non-magnetic partition; 52. force-absorbing displacement member; 521. motion conversion mechanism; 5211. connecting rod; 5212. motion track; 5213. ball; 522. threaded cylinder; 523. displacement cylinder; 53. pushing rod; 54. assembly shell; 6. connecting part; 61. displacement block; 7. sliding seat; 8. flexible contact surface; 9. rotating shaft; 10. bracket; 11. electric slip ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] like Figures 1 to 7As shown, the present invention provides an inductor coil winding forming device, comprising a wire 1 and a winding shaft 2 adjacent and perpendicularly arranged to each other, and further comprising: A first stopper 3 and a second stopper 4 are adjacently connected and vertically arranged, and the wire 1 is located in a non-coplanar inverted U-shaped space formed by the first stopper 3, the second stopper 4 and the winding shaft 2; The second stopper 4 is connected to the winding shaft 2 and is vertically arranged; The pusher 5, whose output end is assembled with the connecting portion 6 of the first limiting member 3 and the second limiting member 4 at -45 degrees, pushes the first limiting member 3 / the second limiting member 4 to respectively make the wire 1 abut against the winding shaft 2 in the horizontal direction / limit the wire 1 from sliding in the longitudinal direction; The first limiting member 3 and the second limiting member 4 move synchronously along the central axis direction of the wire 1 and contact with the wire 1 synchronously.

[0022] The above scheme can adapt to the requirements of wires 1 of different specifications, diameters and materials, and the position changes of wires 1 in different winding stages. For example, during the rotation and winding process of the winding shaft 2, as the number of winding layers increases, the position of the wire 1 may change slightly. At this time, the pusher 5 drives the limit member to adjust, and the wire 1 can always be ensured to be in the correct winding position.

[0023] Regarding the positioning process of the wire 1, the initial positioning of the wire 1 (the problem that the end that is first conveyed out during the transmission process will not droop and bend) has a related structural design in the prior art, so it is not described again in the present invention. Specifically, in the initial stage of winding, the end of the wire 1 is conveyed to the winding shaft 2, and on the conveying path of the wire 1, the V-shaped positioning piece is driven upward by a linear drive member to make the wire 1 located at the bottom of the V-shape to realize the initial positioning function. After completing the limiting operation of the first limiting member 3 and the second limiting member 4, the linear drive member drives the V-shaped positioning piece to move downward and reset, and the reciprocating operation during the winding process realizes the initial positioning function.

[0024] like Figures 1 to 3 As shown, the first stopper 3 and the second stopper 4 both include a slide seat 7 slidably connected to the connecting portion 6, and a flexible contact surface 8 is provided on the side of the slide seat 7 facing the wire 1; Among them, the two slides 7 are respectively U-shaped / horizontal structures or vertical / horizontal structures. The two slides 7 cooperate with each other and are connected to the connecting part 6 in a slidable manner. They can cooperate in sliding operations on the connecting part 6. Through this horizontal and vertical layout of the slides 7, the wire 1 is constrained in multiple directions, realizing the stable limiting and positioning functions of the wire 1 to adapt to the position change requirements of different wires 1.

[0025] Furthermore, the flexible contact surface 8 can undergo a certain elastic deformation when in contact with the wire 1 , so as to better fit the surface shape of the wire and provide a uniform contact pressure, while avoiding scratches and damages to the surface of the wire 1 .

[0026] like Figure 3 As shown, the connecting portion 6 includes a displacement block 61, the first limiting member 3 and the second limiting member 4 are respectively slidably connected to the displacement block 61 in the longitudinal direction and the transverse direction, and the output end of the pushing member 5 is rotatably disposed on the displacement block 61; The displacement block 61 is provided with a slide groove that slides on the limit member and an installation groove for connecting the output end of the pushing member 5, that is, when the pushing member 5 moves to push the displacement block 61, it can drive the first limit member 3 to move synchronously in the horizontal direction and the second limit member 4 in the longitudinal direction, so that the two limit members can accurately position and limit the wire 1 in different directions.

[0027] like Figure 2 As shown, it also includes a rotating shaft 9 connected to the winding shaft 2 and a bracket 10 fixed outside the rotating shaft 9, the pushing member 5 is arranged in the bracket 10, the first limiting member 3 is slidably arranged on the bracket 10 in the horizontal direction, and the second limiting member 4 is slidably arranged on the winding shaft 2 in the vertical direction; Specifically, a sliding cylinder which is arranged transversely and is hollow inside is provided on the bracket 10, and the first position-limiting member slides in the sliding cylinder through a sliding rod to ensure that the first position-limiting member 3 can move transversely and is not affected by the thrust of the connecting portion 6; The integrated structural frame layout provides a stable installation foundation for the pusher 5, ensuring that the pusher 5 can stably output power during operation to drive the movement of related components. During equipment maintenance and overhaul, operators can also more conveniently inspect, repair or replace key components such as the pusher 5, the first limiter 3 and the second limiter 4.

[0028] like Figures 4 to 7 As shown, the push member 5 includes a transmission member 51, a force-absorbing displacement member 52 and a push rod 53 which are sequentially arranged at -45 degrees along the direction toward the connecting portion 6: The two ends of the force-reducing displacement member 52 are respectively connected to the output end of the transmission member 51 and one end of the push rod 53; The transmission member 51 drives the force-reducing displacement member 52 to move and drives the push rod 53 to move; It also includes an assembly shell 54 for mounting the transmission member 51 , the force-absorbing displacement member 52 and the push rod 53 . The other end of the push rod 53 passes through the assembly shell 54 and is connected to the connecting portion 6 .

[0029] It also includes an electric slip ring 11, which is coaxially arranged with the winding shaft 2 and fixed on a winding seat (not shown in the figure, the winding seat is a driving component structural component in the existing winding equipment that drives the winding shaft 2 to move vertically, and the shell part of the electric slip ring 11 is fixed on it), the rotor end of the electric slip ring 11 is electrically connected to the transmission member 51 through a conductive line, and the stator end of the electric slip ring 11 is electrically connected to an external control circuit.

[0030] The electric slip ring 11 can effectively solve the electrical connection problem of the winding shaft 2 during its rotation, avoiding the problems of entanglement and pulling of the wires in the traditional fixed electrical method as the winding shaft 2 rotates, ensuring the stable transmission of power and signals, and providing the possibility for the functional expansion of the winding equipment, further improving the intelligence level and added value of the winding equipment, and meeting the higher requirements of different users for winding technology and wire quality.

[0031] like Figure 6 As shown, the transmission member 51 includes a first electromagnet 511, a magnetic block 512, and a second electromagnet 513 which are sequentially arranged at -45 degrees in the direction toward the slow displacement member 52. There are two magnetic blocks 512, and a non-magnetic partition 514 is arranged between the two magnetic blocks 512 and on the side of the second electromagnet 513 away from the magnetic block. The two magnetic blocks 512 are connected by a straight rod penetrating the non-magnetic partition 514 and are slidably arranged in the assembly shell 54. One end of the slow displacement member 52 penetrates the non-magnetic partition 514 and the second electromagnet 513 and is connected to the magnetic block 512. When the first electromagnet 511 is energized to generate a magnetic field and interact with the magnetic block 512, the magnetic block 512 will move in a specific direction. When the second electromagnet 513 is energized, the movement direction of the magnetic block 512 can be changed or the movement can be stopped. By controlling the energization sequence and time of the two electromagnets, the displacement of the magnetic block 512 can be accurately controlled. The logic of how the first electromagnet 511 and the second electromagnet 513 are energized to move the magnetic block 512 away from or close to the electromagnet can be set according to actual conditions; The setting of the non-magnetic partition 514 serves to isolate the direct influence of the magnetic fields of the first electromagnet 511 and the second electromagnet 513 on the force-relief displacement member 52, and also avoids mutual influence between the first electromagnet 511 and the second electromagnet 513, ensuring that the force-relief displacement member 52 is only subjected to the mechanical force transmitted by the magnetic block 512, making the force transmission more stable.

[0032] The assembly shell 54, the force-absorbing displacement member 52 and the push rod 53 are all made of non-magnetic materials; Non-magnetic materials can prevent the generation of induced currents and additional magnetic fields in an electromagnetic environment, avoiding problems such as heat, energy loss, and electromagnetic interference to other components caused by electromagnetic induction, ensuring that the magnetic field generated by the electromagnet can effectively act on the magnetic block 512, so that the movement of the magnetic block 512 depends only on the control of the electromagnet, thereby improving the accuracy and reliability of the transmission.

[0033] like Figure 6 and Figure 7 As shown, the force-relief displacement member 52 includes a motion conversion mechanism 521 connected to the transmission member 51 at one end, and a threaded barrel 522 is provided at the other end of the motion conversion mechanism 521. The threaded barrel 522 is rotatably arranged in the assembly shell 54. The transmission member 51 moves in a straight line to drive the motion conversion mechanism 521 to drive the threaded barrel 522 to rotate circumferentially around its own axis. The threaded barrel 522 is externally threadedly connected with a displacement barrel 523. The displacement barrel 523 is slidably arranged in the mounting shell 54 and connected to one end of the push rod 53. As the threaded barrel 522 rotates, it drives the displacement barrel 523 and the push rod 53 to move in a straight line. Since the thrust and speed characteristics of direct push movement (electric push rod or motor drive rotation, etc.) are relatively fixed, it is difficult to flexibly adjust according to different winding conditions. When the winding process or wire characteristics change, such as the need to wind wires of different diameters and materials, the direct push method may not be able to meet these changing requirements, and different push components need to be replaced or the equipment needs to be adjusted significantly.

[0034] Therefore, the present invention achieves effective buffering and dispersion of force during transmission through the transmission of the motion conversion mechanism 521 in the force-reducing displacement member 52 and the threaded cooperation between the threaded cylinder 522 and the displacement cylinder 523, making the pushing and sliding process softer and more uniform to adapt to different winding conditions and wire characteristics, avoiding excessive impact on the wire due to the instantaneous large thrust in the direct pushing method, and reducing damage to the wire.

[0035] like Figure 6 As shown, the motion conversion mechanism 521 includes a connecting rod 5211, one end of which is connected to the transmission member 51, and the threaded cylinder 522 is hollow. At least two motion tracks 5212 are arranged in the threaded cylinder 522 and are equidistantly arranged in a ring shape with the central axis of the threaded cylinder 522. A ball 5213 is rolled in the motion track 5212. The ball 5213 is arranged on the other end of the connecting rod 5211. The ball 5213 moves in a straight line with the connecting rod 5211. The ball 5213 rolls along the motion track 5212 to drive the threaded cylinder 522 to rotate circumferentially around its own axis.

[0036] The conversion between linear motion and rotational motion is achieved through a unique ball-track combination. The provision of multiple motion tracks 5212 increases the stability of the structure and the uniformity of force, avoiding deformation or uneven wear of the threaded barrel 522 due to excessive force at a single point, thereby ensuring the reliability of the entire motion conversion process.

[0037] The working principle and use process of the present invention: One of the first electromagnet 511 / the second electromagnet 513 is energized to generate a magnetic field, driving the magnetic block 512 to move in the direction toward the threaded barrel 522, driving the connecting rod 5211 to move linearly, and the ball 5213 to move synchronously. The ball 5213 rolls in the motion track 5212 in the threaded barrel 522. Due to the annular structure of the motion track 5212, the rolling of the ball 5213 drives the threaded barrel 522 to rotate circumferentially around its own axis, and the rotation of the threaded barrel 522 drives the displacement barrel threadedly connected thereto. 523 moves in a straight line, the displacement cylinder 523 is connected to one end of the push rod 53, and the other end of the push rod 53 is connected to the displacement block 61, thereby pushing the displacement block 61 to move, and then driving the first limiter 3 to move synchronously in the horizontal direction and the second limiter 4 to move synchronously in the longitudinal direction and contact the wire 1 synchronously, so that the wire 1 is against the winding shaft 2 in the horizontal direction, and the second limiter 4 is used to limit the sliding in the longitudinal direction, so as to realize the multi-directional constraint positioning operation of the wire 1, and the winding shaft 2 is driven by the rotating shaft 9 to continuously rotate to complete the coil winding operation; Then, the electromagnet that has been energized in the first electromagnet 511 / the second electromagnet 513 is disconnected, and the other electromagnet is energized to generate a magnetic field, so that the magnetic block 512 moves in the direction away from the threaded tube 522, thereby resetting the ball 5213, the displacement tube 523, the displacement block 61, the first limit member 3 and the second limit member 4, releasing the positioning operation of the formed coil, thereby completing the entire positioning and forming operation of the coil.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is limited by the appended claims and their equivalents.

Claims

1. An inductor coil winding forming device, comprising a wire (1) and a winding shaft (2) adjacent to each other and arranged perpendicularly to each other, characterized in that: Also includes: A first limiting member (3) and a second limiting member (4) are adjacently connected and arranged perpendicular to each other, the wire (1) being located in a non-coplanar inverted U-shaped space formed by the first limiting member (3), the second limiting member (4) and the winding shaft (2); Wherein, the second limiting member (4) is connected to the winding shaft (2) and is arranged vertically; A pushing member (5), the output end of which is assembled with the connecting portion (6) of the first limiting member (3) and the second limiting member (4) at a -45° angle, pushing the first limiting member (3) / the second limiting member (4) to respectively make the wire (1) abut against the winding shaft (2) in the horizontal direction / to restrict the wire (1) from sliding in the longitudinal direction; The first limiting member (3) and the second limiting member (4) move synchronously in a direction towards the central axis of the wire (1) and contact the wire (1) synchronously.

2. The inductor coil winding forming equipment according to claim 1, characterized in that: The first limiting member (3) and the second limiting member (4) both comprise a sliding seat (7) slidably connected to the connecting portion (6), and a flexible contact surface (8) is provided on a side of the sliding seat (7) facing the wire (1).

3. The inductor coil winding forming equipment according to claim 1, characterized in that: The connecting portion (6) comprises a displacement block (61), the first limiting member (3) and the second limiting member (4) are respectively slidably connected to the displacement block (61) in the longitudinal direction and the transverse direction, and the output end of the pushing member (5) is rotatably disposed on the displacement block (61).

4. The inductor coil winding forming equipment according to claim 1, characterized in that: It also comprises a rotating shaft (9) connected to the winding shaft (2) and a bracket (10) fixedly arranged outside the rotating shaft (9), the pushing member (5) is arranged in the bracket (10), the first limiting member (3) is slidably arranged on the bracket (10) in the horizontal direction, and the second limiting member (4) is slidably arranged on the winding shaft (2) in the vertical direction.

5. The inductor coil winding forming equipment according to any one of claims 1 to 4, characterized in that: The pushing member (5) comprises a transmission member (51), a force-mitigating displacement member (52) and a pushing rod (53) which are arranged in sequence at an angle of -45° in a direction toward the connecting portion (6): The two ends of the force-reducing displacement member (52) are respectively connected to the output end of the transmission member (51) and one end of the push rod (53); The transmission member (51) drives the force-mitigating displacement member (52) to move, thereby driving the push rod (53) to move; It also includes an assembly shell (54) for mounting the transmission member (51), the force-mitigating displacement member (52) and the push rod (53); the other end of the push rod (53) passes through the assembly shell (54) and is connected to the connecting portion (6).

6. The inductor coil winding forming equipment according to claim 5, characterized in that: It also comprises an electric slip ring (11), the electric slip ring (11) being coaxially arranged with the winding shaft (2) and fixedly arranged on the winding seat, the rotor end of the electric slip ring (11) being electrically connected to the transmission member (51) via a conductive line, and the stator end of the electric slip ring (11) being electrically connected to an external control line.

7. The inductor coil winding forming equipment according to claim 5, characterized in that: The transmission member (51) comprises a first electromagnet (511), a magnetic block (512) and a second electromagnet (513) which are arranged in sequence at an angle of -45° in a direction toward the force-slowing displacement member (52); there are two magnetic blocks (512), and a non-magnetic partition plate (514) is provided between the two magnetic blocks (512) and on a side of the second electromagnet (513) away from the magnetic block; the two magnetic blocks (512) are connected to each other via a straight rod penetrating the non-magnetic partition plate (514) and are slidably arranged in the assembly shell (54); one end of the force-slowing displacement member (52) penetrates the non-magnetic partition plate (514) and the second electromagnet (513) and is connected to the magnetic block (512).

8. The inductor coil winding forming equipment according to claim 7, characterized in that: The assembly shell (54), the force-mitigating displacement member (52) and the pushing rod (53) are all made of non-magnetic materials.

9. The inductor coil winding forming equipment according to claim 5, characterized in that: The force-reducing displacement member (52) comprises a motion conversion mechanism (521) connected to the transmission member (51) at one end, a threaded barrel (522) being provided at the other end of the motion conversion mechanism (521), the threaded barrel (522) being rotatably disposed in the assembly shell (54), the transmission member (51) moving in a straight line drives the motion conversion mechanism (521) to drive the threaded barrel (522) to rotate circumferentially around its own axis, the threaded barrel (522) being externally threadedly connected to a displacement barrel (523), the displacement barrel (523) being slidably disposed in the mounting shell (54) and connected to one end of the push rod (53), and driving the displacement barrel (523) and the push rod (53) to move in a straight line as the threaded barrel (522) rotates.

10. The inductor coil winding forming equipment according to claim 9, characterized in that: The motion conversion mechanism (521) comprises a connecting rod (5211), one end of which is connected to the transmission member (51); the threaded barrel (522) is hollow; at least two motion tracks (5212) are arranged in the threaded barrel (522) and are arranged in a circular shape and equidistantly around the central axis of the threaded barrel (522); balls (5213) are arranged to roll in the motion tracks (5212); the balls (5213) are arranged on the other end of the connecting rod (5211); the balls (5213) are driven by the connecting rod (5211) to move in a straight line; the balls (5213) roll along the motion tracks (5212) to drive the threaded barrel (522) to rotate circumferentially around its own axis.

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