A mobile phone loudspeaker voice coil winding device

CN224775047UActive Publication Date: 2026-09-18SICHUAN SOUTHWEST PROSPERITY COMM TECH LTD CO
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Patent Information

Application Number
CN202522199418.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-17
Publication Date
2026-09-18
Estimated Expiration
2035-10-17

AI Technical Summary

Technical Problem

[0002]手机、笔记本电脑、台式电脑、智能手表等具备扬声器和受话器的电子设备,会涉及到音圈的搭载,音圈在绕制结束后,需要对线头进行剪切,才能实现音圈的卸料,传统的音圈绕制设备一般是通过类似剪刀的切头进行剪切,功能单一

Benefits of technology

[0010] Unlike existing technologies, the advantages of this application are as follows: It includes a base plate and a wire clamping and cutting assembly. The assembly comprises a wire clamping and cutting base, a third motor, a third telescopic rod, a wire cutting cutter, a return spring, wire clamping jaws, and a clamping and cutting seat. When clamping is required before processing, the third motor is activated, causing the third telescopic rod, which is internally connected to the motor, to move downwards. Simultaneously, this pushes the wire cutting cutter, the return spring, and the wire clamping jaws downwards. The force exerted by the wire cutting cutter and the return spring forms a clamping mechanism between the wire clamping jaws and the clamping and cutting seat, thereby clamping and fixing the material. When processing is complete and cutting is required, the third motor releases a greater thrust, compressing the return spring downwards. The wire cutting cutter continues to move downwards, causing the blade on the cutter to cut the material. This reduces manual operation and thus saves processing costs.

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Abstract

The utility model provides a kind of mobile phone loudspeaker voice coil winding equipment, belong to voice coil manufacturing technical field.The mobile phone loudspeaker voice coil winding equipment, including bottom plate and clip shear line component, clip shear line component includes clip shear line base, third motor, third telescopic link, shear line cutter, reset spring, clip wire tong mouth and clip shear seat body, when processing preparation needs to be clamped, start third motor, make third telescopic link of third motor inside movable connection move downward, simultaneously push shear line cutter, reset spring and clip wire tong mouth and move downward, by the thrust of shear line cutter and reset spring, make clip wire tong mouth and clip shear seat body form clamping mechanism, to clamp material, so that it is fixed, when processing ends and needs to cut material, by third motor release greater thrust, make reset spring compress downward, shear line cutter continues to move downward, make the cutting edge on shear line cutter cut off material, to reduce manual operation, in turn save processing cost.
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Description

Technical Field

[0001] This utility model relates to the field of voice coil winding technology, and in particular to a device for winding voice coils for mobile phone speakers. Background Technology

[0002] Electronic devices with speakers and receivers, such as mobile phones, laptops, desktop computers, and smartwatches, involve the installation of voice coils. After the voice coil is wound, the wire ends need to be cut to unload the voice coil. Traditional voice coil winding equipment usually uses a scissor-like cutter to cut the wires, which is a single-function device.

[0003] According to a published disclosure (Publication No.: CN223261659U), a voice coil winding holder for a voice coil winding device includes an impact mechanism, a support base, and a clamping assembly. A circular housing is mounted on the support base, and the clamping assembly is mounted on the circular housing. The clamping assembly includes a cross plate, a rotating cylinder, a sleeve, a threaded post, and clamping plates. A rotating cylinder is rotatably mounted on one side of the cross plate, and a sleeve is slidably mounted on the outer wall of the rotating cylinder. A threaded post is rotatably mounted on the inner wall of one side of the sleeve, and the threaded post is threaded into the interior of the rotating cylinder. Four sets of clamping plates are arranged in a circular array on one side of the cross plate. The clamping assembly, on the one hand, can accommodate voice coils of different sizes and shapes, thus providing a stable clamping force to ensure that the voice coil does not loosen during winding; on the other hand, the use of two sets of clamps to hold the voice coil helps to maintain the consistency and quality stability between voice coils. Utility Model Content

[0004] To achieve the above objectives, this utility model provides the following technical solution: A voice coil winding device, comprising a base plate and a first base, wherein the top of the base plate is fixedly connected to the first base, the outer wall of the first base is fixedly connected to a fixing sleeve, the inner wall of the fixing sleeve is fixedly connected to multiple sets of fixing seats, the bottom of the fixing seat is fixedly connected to the outer wall of a first motor, the inside of the first motor is movably connected to a first telescopic rod, the top of the first telescopic rod is fixedly connected to a first fixing plate, the outer wall of the first fixing plate is fixedly connected to a fixing post, the top of the fixing post is fixedly connected to a second fixing plate, and the second fixing... The surface of the fixed plate is provided with a tensioning mechanism, which includes a gear drive shaft. The outer wall of the gear drive shaft is rotatably connected to the inner wall of the second fixed plate. A rotating gear is fixedly connected to one end of the gear drive shaft. A second motor is fixedly connected to the outer wall of the second fixed plate. A second telescopic rod is movably connected inside the second motor. A push rack is fixedly connected to the top end of the second telescopic rod. A rotating disk is fixedly connected to the other end of the gear drive shaft. A rotating groove is provided inside the rotating disk. A connecting rod is slidably connected to the outer wall of the rotating groove. A tensioning frame is fixedly connected to the top end of the connecting rod.

[0005] Preferably, the fixed base is symmetrically arranged with respect to the central axis of the first motor, the rotating gear is meshed with the push rack, and the tensioning frame is rotatably distributed around the center of the rotating disk.

[0006] Preferably, a first sliding member is provided at the top of the base plate, a second base is fixedly connected to the top of the first sliding member, a rotary motor is fixedly connected to the outer wall of the second base, a rotary shaft is fixedly connected to the top of the rotary motor, a third fixed plate is fixedly connected to the outer wall of the rotary shaft, a pulley assembly base is fixedly connected to the outer wall of the third fixed plate, a pulley assembly is provided on the outer wall of the pulley assembly base, and a positioning plate is fixedly connected to the top of the rotary shaft.

[0007] Preferably, the pulley assembly includes a pulley connecting rod, the bottom of which is fixedly connected to the outer wall of the pulley assembly base, and the top of which is rotatably connected to a pulley bearing, and the outer wall of which is fixedly connected to a guide pulley.

[0008] Preferably, a second sliding member is provided at the top of the base plate, a third sliding member is provided at the top of the second sliding member, a fourth sliding member is provided at the top of the third sliding member, a fixing frame is fixedly connected to the outer wall of the fourth sliding member, and a wire clamping and cutting assembly is provided at the top of the fixing frame.

[0009] Preferably, the wire clamping and cutting assembly includes a wire clamping and cutting base, which is fixedly connected to a fixing frame. A third motor is fixedly connected to the outer wall of the wire clamping and cutting base. A third telescopic rod is movably connected inside the third motor. A wire cutting blade is fixedly connected to the top of the third telescopic rod. A return spring is slidably connected to the inner wall of the wire cutting blade. A wire clamping jaw is slidably connected to the inner wall of the wire cutting blade. A wire clamping seat is slidably connected to the outer wall of the wire cutting blade. The outer wall of the wire clamping seat is fixedly connected to the outer wall of the wire clamping and cutting base.

[0010] Unlike existing technologies, the advantages of this application are as follows: It includes a base plate and a wire clamping and cutting assembly. The assembly comprises a wire clamping and cutting base, a third motor, a third telescopic rod, a wire cutting cutter, a return spring, wire clamping jaws, and a clamping and cutting seat. When clamping is required before processing, the third motor is activated, causing the third telescopic rod, which is internally connected to the motor, to move downwards. Simultaneously, this pushes the wire cutting cutter, the return spring, and the wire clamping jaws downwards. The force exerted by the wire cutting cutter and the return spring forms a clamping mechanism between the wire clamping jaws and the clamping and cutting seat, thereby clamping and fixing the material. When processing is complete and cutting is required, the third motor releases a greater thrust, compressing the return spring downwards. The wire cutting cutter continues to move downwards, causing the blade on the cutter to cut the material. This reduces manual operation and thus saves processing costs. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the appearance and structure of this utility model; Figure 2 This is a schematic diagram of the interaction between the first sliding member and the rotary motor of this utility model; Figure 3 This is a schematic diagram of the interaction between the first motor and the tensioning structure of this utility model; Figure 4 This is an enlarged schematic diagram of the tensioning structure of this utility model; Figure 5 This is a schematic diagram of the interaction between the rotary motor and the pulley assembly of this utility model; Figure 6 This is an enlarged structural schematic diagram of the pulley assembly of this utility model; Figure 7 This is a schematic diagram of the interaction structure of the second sliding member, the third sliding member, the fourth sliding member, and the wire clamping and cutting assembly of this utility model; Figure 8 This is an enlarged structural schematic diagram of the wire clamping and cutting assembly of this utility model.

[0012] In the picture: 1. Base plate; 2. First base; 3. Fixing sleeve; 4. Fixing seat; 5. First motor; 6. First telescopic rod; 7. First fixing plate; 8. Fixing column; 9. Second fixing plate; 10. Tensioning mechanism; 1001. Gear drive shaft; 1002. Rotating gear; 1003. Second motor; 1004. Second telescopic rod; 1005. Push rack; 1006. Rotating plate; 1007. Rotating groove; 1008. Connecting rod; 1009. Tensioning frame; 11. First sliding member; 12. Second base; 13. Rotation 14. Motor; 15. Fixing rod; 16. Third fixing plate; 17. Tension pulley assembly; 18. Pulley assembly base; 19. Wire guide pulley; 20. Rotating shaft; 21. Positioning plate; 22. Second sliding member; 23. Third sliding member; 24. Fourth sliding member; 25. Fixing frame; 26. Wire clamping and cutting assembly; 27. Wire clamping and cutting base; 28. Third motor; 29. ​​Third telescopic rod; 20. Wire cutting cutter; 21. Return spring; 22. Wire clamp jaws; 23. Wire clamping and cutting base. Detailed Implementation

[0013] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0014] It should be noted that the terms "first," "second," etc., in the specification, claims, and accompanying drawings of this utility model are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be used interchangeably where appropriate for the description of embodiments of this utility model herein. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion; for example, a process, method, system, product, or apparatus that comprises a series of steps or units is not necessarily limited to those steps or units explicitly listed, but may include other steps or units not explicitly listed or inherent to such processes, methods, products, or apparatus.

[0015] In this invention, the terms "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," "middle," "vertical," "horizontal," "lateral," and "longitudinal" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for the purpose of better describing this invention and its embodiments, and are not intended to limit the indicated device, element, or component to having a specific orientation, or to be constructed and operated in a specific orientation.

[0016] Furthermore, in addition to indicating location or positional relationship, some of the aforementioned terms may also have other meanings. For example, the term "above" may also be used in some cases to indicate a certain dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in this utility model according to the specific circumstances.

[0017] Furthermore, the terms "installation," "setup," "equipped with," "connection," "linking," and "socketing" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral structure; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium, or an internal connection between two devices, components, or parts. Those skilled in the art can understand the specific meaning of these terms in this utility model based on the specific circumstances.

[0018] It should be noted that, where there is no conflict, the embodiments and features in the embodiments of this utility model can be combined with each other. The present utility model will now be described in detail with reference to the accompanying drawings and embodiments.

[0019] Example 1 Please see Figure 1 - Figure 8As shown in the figure, a mobile phone speaker voice coil winding device includes a base plate 1 and a first base 2. The top of the base plate 1 is fixedly connected to the first base 2. The outer wall of the first base 2 is fixedly connected to a fixing sleeve 3. The inner wall of the fixing sleeve 3 is fixedly connected to multiple sets of fixing seats 4. The bottom of the fixing seats 4 is fixedly connected to the outer wall of a first motor 5. The inside of the first motor 5 is movably connected to a first telescopic rod 6. The top of the first telescopic rod 6 is fixedly connected to a first fixing plate 7. The outer wall of the fixing plate is fixedly connected to a fixing post 8. The top of the fixing post 8 is fixedly connected to a second fixing plate 9. The surface of the second fixing plate 9 is provided with a tensioning mechanism 10. The tensioning mechanism 10 includes a gear drive shaft 1001. The outer wall of the gear drive shaft 1001 is rotatably connected to the inner wall of the second fixing plate 9. A rotating gear 1002 is fixedly connected to one end of the shaft 1001. A second motor 1003 is fixedly connected to the outer wall of the second fixed disk 9. A second telescopic rod 1004 is movably connected inside the second motor 1003. A push rack 1005 is fixedly connected to the top of the second telescopic rod 1004. A rotating disk 1006 is fixedly connected to the other end of the gear transmission shaft 1001. A rotating groove 1007 is provided inside the rotating disk 1006. A connecting rod 1008 is slidably connected to the outer wall of the rotating groove 1007. A tensioning frame 1009 is fixedly connected to the top of the connecting rod 1008. The fixed base 4 is symmetrically arranged with respect to the central axis of the first motor 5. The rotating gear 1002 is meshed with the push rack 1005. The tensioning frame 1009 is rotatably distributed around the center of the rotating disk 1006.

[0020] For details, please refer to Figure 1 - Figure 8As shown in the figure, when processing is required, the fixed sleeve 3 is fixedly connected to the base plate 1 via the first base 2. When the first motor 5, which is fixedly connected inside the fixed sleeve 3 via multiple sets of fixed seats 4, runs, the first telescopic rod 6, which is movably connected inside the first motor 5, extends and retracts. This, in conjunction with the fixed connection between the first telescopic rod 6 and the first fixed plate 7, and the fixed connection between the first fixed plate 7 and the second fixed plate 9 via the fixed column 8, and the fixed connection between the second fixed plate 9 and the tensioning mechanism 10, pushes the tensioning mechanism 10 to move inside the fixed sleeve 3. When the tensioning mechanism 10 reaches the required processing position, the second motor 1003 is started. When the second motor 1003 runs, the second telescopic rod 1004, which is movably connected inside the second motor 1003, moves backward. The device moves forward, coordinating with the second telescopic rod 1004 and the push rack 1005 to move forward. Through the meshing of the push rack 1005 with the rotating gear 1002, the push rack 1005 drives the rotating gear 1002 to rotate forward. The rotating gear 1002 and the rotating disk 1006 are fixedly connected via a gear drive shaft 1001. When the rotating gear 1002 rotates forward, it drives the rotating disk 1006 to rotate forward. When the rotating disk 1006 rotates, the connecting rod 1008 slides within the rotating groove 1007 inside the rotating disk 1006. This, through the fixed connection between the connecting rod 1008 and the tensioning frame 1009, causes the tensioning frame 1009 to move outward, expanding its outer diameter. This allows for the processing of multiple specifications and models. When processing is complete, the second motor 1003 is started, causing the second telescopic rod 1004, which is movably connected inside the second motor 1003, to move backward. This, in conjunction with the second telescopic rod 1004 and the push rack 1005, moves backward, causing the rotating gear 1002 to rotate in the opposite direction. When the rotating gear 1002 rotates in the opposite direction, it causes the rotating disk 1006 to rotate in the opposite direction, causing the tensioning frame 1009 to move inward, reducing its outer diameter. When the outer diameter of the tensioning frame 1009 is smaller than the inner diameter of the fixed sleeve 3, the first motor 5 is started, causing the first telescopic rod 6 to move backward, moving the tensioning frame 1009 backward. The fixed sleeve 3 then pushes the processed material outward, allowing it to fall naturally, thus achieving automatic material collection and saving labor costs.

[0021] A first sliding member 11 is provided at the top of the base plate 1. A second base 12 is fixedly connected to the top of the first sliding member 11. A rotary motor 13 is fixedly connected to the outer wall of the second base 12. A rotating shaft 14 is fixedly connected to the top of the rotary motor 13. A third fixed plate 15 is fixedly connected to the outer wall of the rotating shaft 14. A pulley assembly base 16 is fixedly connected to the outer wall of the third fixed plate 15. A pulley assembly 17 is provided on the outer wall of the pulley assembly base 16. A positioning plate 18 is fixedly connected to the top of the rotating shaft 14. The pulley assembly 17 includes a pulley connecting rod 1701. The bottom of the pulley connecting rod 1701 is fixedly connected to the outer wall of the pulley assembly base 16. A pulley bearing 1702 is rotatably connected to the top of the pulley connecting rod 1701. A wire pulley 1703 is fixedly connected to the outer wall of the pulley bearing 1702.

[0022] For details, please refer to Figure 1 - Figure 8 As shown in the figure, when processing is required, the rotary motor 13 is fixedly installed on the second base 12, and is fixedly connected to the third fixed plate 15 through the rotating shaft 14. The rotating shaft 14 is also fixedly connected to the positioning plate 18. The pulley assembly 17 is fixedly connected to the third fixed plate 15 through the pulley assembly base 16. When the rotary motor 13 is started, the rotating shaft 14 rotates, simultaneously driving the rotation of the third fixed plate 15, the pulley assembly base 16, the pulley assembly 17, and the positioning plate 18. During processing, the material enters the pulley assembly 17. When the rotary motor 13 is started, the material will move forward along the outer wall of the three sets of guide pulleys 1703. During this process, the material is compressed by the three sets of pulleys 1703, reducing deformation and making processing easier.

[0023] A second sliding member 19 is provided at the top of the base plate 1, a third sliding member 20 is provided at the top of the second sliding member 19, and a fourth sliding member 21 is provided at the top of the third sliding member 20. A fixing frame 22 is fixedly connected to the outer wall of the fourth sliding member 21. A wire clamping and cutting assembly 23 is provided at the top of the fixing frame 22. The wire clamping and cutting assembly 23 includes a wire clamping and cutting base 2301, which is fixedly connected to the fixing frame 22. A third motor is fixedly connected to the outer wall of the wire clamping and cutting base 2301. 2302, the third motor 2302 is internally connected to a third telescopic rod 2303, the top of the third telescopic rod 2303 is fixedly connected to a wire cutter 2304, the inner wall of the wire cutter 2304 is slidably connected to a return spring 2305, the inner wall of the wire cutter 2304 is slidably connected to a wire clamping jaw 2306, the outer wall of the wire cutter 2304 is slidably connected to a clamping and cutting base 2307, and the outer wall of the clamping and cutting base 2307 is fixedly connected to the outer wall of the wire clamping and cutting base 2301.

[0024] For details, please refer to Figure 1 - Figure 8As shown in the figure, the wire clamping and cutting assembly 23 is fixedly connected to the fourth sliding member 21 through the fixed frame 22. Activating the fourth sliding member 21 allows the wire clamping and cutting assembly 23 to move up and down. Through the fixed connection between the fourth sliding member 21 and the third sliding member 20, activating the third sliding member 20 allows the wire clamping and cutting assembly 23 to move back and forth. Through the fixed connection between the third sliding member 20 and the second sliding member 19, the wire clamping and cutting assembly 23 can move left and right. When clamping is required, the wire clamping and cutting assembly 23 is moved to the front of the pulley assembly (17), and the third motor 2302 is activated. When the third motor 2302 is running... The third telescopic rod 2303, internally connected to the third motor 2302, moves downward, simultaneously pushing the wire cutter 2304, the return spring 2305, and the wire clamping jaws 2306 downward. The force exerted by the wire cutter 2304 and the return spring 2305 causes the wire clamping jaws 2306 to form a clamping mechanism with the clamping and shearing base 2307, thus clamping and fixing the material. When it is necessary to cut the material, the third motor 2302 releases a greater thrust, compressing the return spring 2305 downward, and the wire cutter 2304 continues to move downward, causing the blades on the wire cutter 2304 to cut the material. This reduces manual operation and thus saves processing costs.

[0025] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A mobile phone speaker voice coil winding device, comprising a base plate (1) and a first base (2); characterized in that The top of the base plate (1) is fixedly connected to a first base (2), and the outer wall of the first base (2) is fixedly connected to a fixing sleeve (3). The inner wall of the fixing sleeve (3) is fixedly connected to multiple sets of fixing seats (4). The bottom of the fixing seat (4) is fixedly connected to the outer wall of the first motor (5). The first motor (5) is movably connected to a first telescopic rod (6). The top of the first telescopic rod (6) is fixedly connected to a first fixing plate (7). The outer wall of the first fixing plate (7) is fixedly connected to a fixing column (8). The top of the fixing column (8) is fixedly connected to a second fixing plate (9). The surface of the second fixing plate (9) is provided with a tensioning mechanism (10). The tensioning mechanism (10) includes a gear drive shaft (1001). The outer wall of the gear transmission shaft (1001) is rotatably connected to the inner wall of the second fixed disk (9). One end of the gear transmission shaft (1001) is fixedly connected to a rotating gear (1002). The outer wall of the second fixed disk (9) is fixedly connected to a second motor (1003). The interior of the second motor (1003) is movably connected to a second telescopic rod (1004). The top end of the second telescopic rod (1004) is fixedly connected to a push rack (1005). The other end of the gear transmission shaft (1001) is fixedly connected to a rotating disk (1006). The interior of the rotating disk (1006) is provided with a rotating groove (1007). The outer wall of the rotating groove (1007) is slidably connected to a connecting rod (1008). The top end of the connecting rod (1008) is fixedly connected to a tensioning frame (1009).

2. The mobile phone loudspeaker voice coil winding device according to claim 1, characterized in that: The fixed base (4) is symmetrically arranged with respect to the central axis of the first motor (5), the rotating gear (1002) is meshed with the push rack (1005), and the tensioning frame (1009) is distributed around the center of the rotating disk (1006).

3. The mobile phone loudspeaker voice coil winding device according to claim 1, characterized in that: The top of the base plate (1) is provided with a first sliding member (11), the top of the first sliding member (11) is fixedly connected to a second base (12), the outer wall of the second base (12) is fixedly connected to a rotary motor (13), the top of the rotary motor (13) is fixedly connected to a rotating shaft (14), the outer wall of the rotating shaft (14) is fixedly connected to a third fixed plate (15), the outer wall of the third fixed plate (15) is fixedly connected to a pulley assembly base (16), the outer wall of the pulley assembly base (16) is provided with a pulley assembly (17), and the top of the rotating shaft (14) is fixedly connected to a positioning plate (18).

4. The mobile phone loudspeaker voice coil winding device according to claim 3, characterized in that: The pulley assembly (17) includes a pulley connecting rod (1701), the bottom of which is fixedly connected to the outer wall of the pulley assembly base (16), and the top of which is rotatably connected to a pulley bearing (1702). The outer wall of the pulley bearing (1702) is fixedly connected to a guide pulley (1703).

5. The mobile phone loudspeaker voice coil winding device according to claim 1, characterized in that: The top of the base plate (1) is provided with a second sliding member (19), the top of the second sliding member (19) is provided with a third sliding member (20), the top of the third sliding member (20) is provided with a fourth sliding member (21), a fixing frame (22) is fixedly connected to the outer wall of the fourth sliding member (21), and a wire clamping and cutting assembly (23) is provided on the top of the fixing frame (22).

6. A mobile phone loudspeaker voice coil winding apparatus according to claim 5, characterized in that: The wire clamping and cutting assembly (23) includes a wire clamping and cutting base (2301), which is fixedly connected to a fixing frame (22). A third motor (2302) is fixedly connected to the outer wall of the wire clamping and cutting base (2301). A third telescopic rod (2303) is movably connected inside the third motor (2302). A wire cutting tool (2304) is fixedly connected to the top of the third telescopic rod (2303). A return spring (2305) is slidably connected to the inner wall of the wire cutting tool (2304). A wire clamping jaw (2306) is slidably connected to the inner wall of the wire cutting tool (2304). A wire clamping seat (2307) is slidably connected to the outer wall of the wire cutting tool (2304). The outer wall of the wire clamping seat (2307) is fixedly connected to the outer wall of the wire clamping and cutting base (2301).

Citation Information

Patent Citations

  • Voice coil winding seat for voice coil winding equipment

    CN223261659U