Multi-angle automatic winding device for micro transformer coils

Abstract

The present invention relates to the technical field of micro-transformer coil winding, and specifically to a multi-angle automatic winding device for a micro-transformer coil, comprising a bracket main body, one side of which is fixedly connected to a mounting frame main body, the mounting frame main body being rotatably connected to a winding assembly, the mounting frame main body being used to drive the winding assembly to rotate, thereby causing the winding assembly to wind the coil, and by rotating a rotating shaft, the rotating shaft drives the mounting frame main body and the winding assembly to rotate, thereby adjusting the coil winding angle, and then controlling the rotation of a first gear by a servo motor, and the first gear drives the winding ring and the wire feed hole to rotate through the gear teeth for winding, wherein the rotating shaft can be limited by cooperating with a limit block and an inverted tooth, and at the same time, coils of different diameters can be clamped and fixed, and uniform winding of the coil can be ensured.

Description

Technical Field

[0001] The invention relates to the technical field of micro transformer coil winding, in particular to a multi-angle automatic winding device for a micro transformer coil. Background Art

[0002] The microtransformer is a new type of power conversion device. It utilizes a ring magnet design, with curved grooves securing the coils. Upper and lower covers ensure coil stability, resulting in an overall size that is over 50% smaller than traditional transformers. Thanks to the tightly packed coils and optimized materials, losses are reduced by 30%, making it suitable for high-density electronic devices. It can be integrated into mobile phone chargers, medical devices, industrial sensors, and other applications, meeting the demands of portability and high precision. Its modular design allows for easy assembly and disassembly, extending service life and reducing maintenance costs. This technology transcends the size limitations of traditional transformers and represents a significant innovation in the field of power electronics.

[0003] However, the existing disclosed winding devices are not convenient for adjusting the inclination angles of the coils according to different winding requirements, and are not convenient for convenient and automated uniform winding guidance of coils of different diameters.

[0004] The present invention aims to solve the technical problems existing in the prior art, and for this purpose, proposes a multi-angle automatic winding device for a micro transformer coil. Summary of the Invention

[0005] The object of the present invention is to provide a multi-angle automatic winding device for a micro transformer coil to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A multi-angle automatic winding device for a micro transformer coil includes a bracket body, one side of which is fixedly connected to a mounting frame body, the mounting frame body being rotatably connected to a winding assembly, the mounting frame body being used to drive the winding assembly to rotate, thereby allowing the winding assembly to wind the coil;

[0008] An adjustment component is provided on one side of the bracket body, and the adjustment component is in rotational contact with the bracket body. A connecting device is provided on one side of the bracket body, and the connecting device is engaged with the adjustment component. A fixing mechanism is provided on the other end of the connecting device. The adjustment component is used to drive the connecting device to rotate, so that the connecting device drives the fixing mechanism to move to fix coils of different diameters.

[0009] A driving assembly is provided on one side of the bracket body. The driving assembly is engaged with the fixing mechanism. The driving assembly is used to drive the fixing mechanism to rotate, so that the fixing mechanism drives the coil to rotate.

[0010] As a further solution of the present invention: the bracket body includes a bracket, a vertical plate is provided on one side of the bracket, the bracket is rotatably connected to a rotating shaft, the other end of the rotating shaft is fixedly connected to the mounting frame body, the cylindrical surface of the rotating shaft is provided with a plurality of inverted teeth, the vertical plate is rotatably connected to a rotating rod, a limit block is provided on one side of the rotating rod, the limit block cooperates with the inverted teeth, and the limit block is used to limit the rotating shaft.

[0011] As a further solution of the present invention: the mounting frame body includes an arc-shaped mounting shell, the arc-shaped mounting shell is fixedly connected to the rotating shaft, the arc-shaped mounting shell is provided with a connecting groove, the arc-shaped mounting shell is rotatably connected to the winding assembly through the connecting groove, a servo motor is provided on one side of the arc-shaped mounting shell, the servo motor is fixedly connected to the motor main shaft, the cylindrical surface of the motor main shaft is provided with a first gear, the first gear is meshed with the winding assembly, the cylindrical surface of the motor main shaft is provided with a transmission belt, a driven shaft is fixedly connected to one side of the arc-shaped mounting shell, the motor main shaft drives the driven shaft to rotate through the transmission belt, the cylindrical surface of the driven shaft is provided with a second gear, and the second gear is meshed with the winding assembly.

[0012] As a further solution of the present invention: the winding assembly includes an arc block, the arc block is located in the connecting groove and is in rotational contact with the arc mounting shell, a winding ring is fixedly connected to one side of the arc block, the cylindrical surface of the winding ring is provided with gear teeth, the gear teeth are engaged with the first gear and the second gear, and a wire feed hole is provided on one side of the winding ring.

[0013] As a further solution of the present invention: the adjustment component includes a rotating ring, which is rotatably connected to the bracket, and an active bevel gear is provided on one side of the rotating ring. The rotating ring drives the connecting device to rotate through the active bevel gear, and a handle is provided on one side of the rotating ring.

[0014] As a further solution of the present invention: the connecting device includes three fixed blocks, all of which are fixedly connected to the bracket, and the fixed blocks are rotatably connected to a threaded sleeve, a driven bevel gear is provided on one side of the threaded sleeve, the driven bevel gear is meshed with the active helical gear, a threaded rod is provided inside the threaded sleeve, the threaded sleeve is threadedly connected to the threaded rod, a connecting block is movably provided on the threaded rod, and the connecting block is rotatably connected to the fixing mechanism.

[0015] As a further solution of the present invention: the fixing mechanism includes three rotating rods, which conveniently pass through the connecting block and are rotatably connected to the connecting block. A support block is provided on one side of the rotating rod, and a rubber roller is provided on the other end of the support block. The rubber roller is used to fix the coil. At the same time, a transmission bevel gear is provided on the cylindrical surface of one of the three rotating rods, and the rotating rod is rotatably connected to a slider, the slider is slidably connected to the bracket, and the transmission bevel gear is engaged with the drive assembly.

[0016] As a further solution of the present invention: the driving assembly includes a driving motor and a connecting rod, the driving motor is fixedly connected to the bracket, a driving shaft is fixedly connected to one side of the driving motor, one end of the connecting rod extends into the driving shaft, a limit block is provided on the cylindrical surface of the connecting rod, the driving shaft drives the connecting rod to rotate through the limit block, the connecting rod passes through the slider and is in rotational contact with the slider, and a driving bevel gear is provided at the other end of the connecting rod, and the driving bevel gear is meshed with the transmission bevel gear.

[0017] Compared with the prior art, the beneficial effects of the present invention are: 1. The device adjusts the coil winding angle by rotating the rotating shaft, which drives the mounting frame body and the winding assembly to rotate. Then, the servo motor controls the rotation of the first gear, and the first gear drives the winding ring and the wire feed hole to rotate through the gear teeth for winding. The rotating shaft can be limited by the cooperation of the limit block and the inverted tooth.

[0018] By rotating the adjustment component, the adjustment component drives the driven bevel gear to rotate through the active helical teeth, the driven bevel gear drives the threaded rod to move through the threaded sleeve, and the threaded rod drives the fixing mechanism to move through the connecting block, so that coils of different diameters can be clamped and fixed.

[0019] The driving motor controls the rotation of the driving shaft, which drives the connecting rod and the driving bevel gear to rotate through the limit block. Since the driving bevel gear drives the fixing mechanism to rotate, the fixing mechanism drives the coil to rotate evenly through the rubber roller, thereby ensuring uniform winding of the coil. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a structural diagram of a multi-angle automatic winding device for a micro transformer coil.

[0021] Figure 2 for Figure 1 Front cross-sectional view of .

[0022] Figure 3 This is a top view of the bracket in the multi-angle automatic winding device for micro transformer coils.

[0023] Figure 4 This is a schematic diagram of the structure of the adjustment component in the multi-angle automatic winding device for micro transformer coils.

[0024] Figure 5 This is a side view of the neutral plate of the multi-angle automatic winding device for micro transformer coils.

[0025] Figure 6 This is a schematic diagram of the structure of the fixing mechanism in the multi-angle automatic winding device for micro transformer coils.

[0026] Figure 7 This is a schematic diagram of the structure of the driving component in the multi-angle automatic winding device for micro transformer coils.

[0027] Figure 8 This is a schematic diagram of the structure of the winding assembly in the multi-angle automatic winding device for micro transformer coils.

[0028] Figure 9 This is a structural diagram of the mounting frame main body in the multi-angle automatic winding device for micro transformer coils.

[0029] 1- bracket body, 2- mounting frame body, 3- winding assembly, 4- fixing mechanism, 5- connecting device, 6- adjusting assembly, 7- driving assembly, 101- bracket, 102- vertical plate, 103- rotating shaft, 104- rotating rod, 105- limiting block, 106- inverted tooth, 201- arc-shaped mounting shell, 202- connecting groove, 203- servo motor, 204- motor main shaft, 205- first gear, 206- transmission belt, 207- second gear, 208- driven shaft, 301- arc block , 302-gear teeth, 303-winding ring, 304-wire feed hole, 401-rotating rod, 402 support block, 403-rubber roller, 404-transmission bevel gear, 405-slider, 501-fixed block, 502-driven bevel gear, 503-threaded rod, 504-threaded sleeve, 505-connecting block, 601-handle, 602-rotating ring, 603-active helical gear, 701-drive motor, 702-drive shaft, 703-limiting block, 704-connecting rod, 705-drive bevel gear. DETAILED DESCRIPTION

[0030] The following describes embodiments of the present invention in detail, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and are not to be construed as limiting the present invention.

[0031] The disclosure below provides many different embodiments or examples for implementing different configurations of the present invention. To simplify the disclosure of the present invention, the components and configurations of specific examples are described below. Of course, these are merely examples and are not intended to limit the present invention. In addition, the present invention may repeat reference numerals and / or letters in different examples. Such repetition is for the purpose of simplicity and clarity and does not in itself indicate the relationship between the various embodiments and / or configurations discussed.

[0032] See also Figure 1-9, a multi-angle automatic winding device for a micro transformer coil includes a bracket body 1, one side of the bracket body 1 is fixedly connected to a mounting frame body 2, the mounting frame body 2 is rotatably connected to a winding assembly 3, the mounting frame body 2 is used to drive the winding assembly 3 to rotate, so that the winding assembly 3 winds the coil, and by rotating the rotating shaft 103, the rotating shaft 103 drives the mounting frame body 2 and the winding assembly 3 to rotate, so that the coil winding angle can be adjusted, and then the servo motor 203 controls the rotation of the first gear 205, and the first gear 205 drives the winding ring 303 and the wire feed hole 304 to rotate through the gear teeth 302 for winding, wherein the rotating shaft 103 can be limited by cooperating with the limit block 105 and the inverted tooth 106;

[0033] An adjusting component 6 is provided on one side of the bracket body 1, and the adjusting component 6 is in rotational contact with the bracket body 1. A connecting device 5 is provided on one side of the bracket body 1, and the connecting device 5 is meshed with the adjusting component 6. A fixing mechanism 4 is provided at the other end of the connecting device 5. The adjusting component 6 is used to drive the connecting device 5 to rotate, so that the connecting device 5 drives the fixing mechanism 4 to move to fix coils of different diameters. By rotating the adjusting component 6, the adjusting component 6 drives the driven bevel gear 502 to rotate through the active helical gear 603, and the driven bevel gear 502 drives the threaded rod 503 to move through the threaded sleeve 504, and the threaded rod 503 drives the fixing mechanism 4 to move through the connecting block 505, so that coils of different diameters can be clamped and fixed;

[0034] A driving assembly 7 is provided on one side of the bracket body 1. The driving assembly 7 is engaged with the fixing mechanism 4. The driving assembly 7 is used to drive the fixing mechanism 4 to rotate, so that the fixing mechanism 4 drives the coil to rotate. The driving motor 701 controls the rotation of the driving shaft 702. The driving shaft 702 drives the connecting rod 704 and the driving bevel gear 705 to rotate through the limit block 703. Since the driving bevel gear 705 drives the fixing mechanism 4 to rotate, the fixing mechanism 4 drives the coil to rotate evenly through the rubber roller 403, which can ensure that the coil is wound evenly.

[0035] See also Figure 1 、 Figure 2 and Figure 5 The bracket body 1 includes a bracket 101, a vertical plate 102 is provided on one side of the bracket 101, the bracket 101 is rotatably connected to a rotating shaft 103, the other end of the rotating shaft 103 is fixedly connected to the mounting frame body 2, the cylindrical surface of the rotating shaft 103 is provided with a plurality of inverted teeth 106, the vertical plate 102 is rotatably connected to a rotating rod 104, and a limiting block 105 is provided on one side of the rotating rod 104, the limiting block 105 cooperates with the inverted teeth 106, and the limiting block 105 is used to limit the rotating shaft 103. By cooperating with the limiting block 105 and the inverted teeth 106, the rotating shaft 103 can be limited.

[0036] See also Figure 1 、 Figure 2 and Figure 9 The mounting frame body 2 includes an arc-shaped mounting shell 201, which is fixedly connected to the rotating shaft 103. The arc-shaped mounting shell 201 is provided with a connecting groove 202. The arc-shaped mounting shell 201 is rotatably connected to the winding assembly 3 through the connecting groove 202. A servo motor 203 is provided on one side of the arc-shaped mounting shell 201. The servo motor 203 is fixedly connected to a motor spindle 204. A first gear 205 is provided on the cylindrical surface of the motor spindle 204. The first gear 205 is meshed with the winding assembly 3. A transmission belt 206 is provided on the cylindrical surface of the motor spindle 204. A driven shaft 208 is fixedly connected to one side of the arc-shaped mounting shell 201. 204 drives the driven shaft 208 to rotate through the transmission belt 206. The cylindrical surface of the driven shaft 208 is provided with a second gear 207. The second gear 207 is engaged with the winding assembly 3. By rotating the rotating shaft 103, the rotating shaft 103 drives the arc-shaped mounting shell 201 to rotate. The arc-shaped mounting shell 201 drives the arc block 301 to rotate through the connecting groove 202. The arc block 301 drives the winding ring 303 and the wire feed hole 304 to rotate, so as to adjust the coil winding angle. Then, the servo motor 203 controls the rotation of the first gear 205, and the first gear 205 drives the winding ring 303 and the wire feed hole 304 to rotate through the gear teeth 302 for winding.

[0037] See also Figure 1 、 Figure 2 and Figure 8 The winding assembly 3 includes an arc block 301, which is located in the connecting groove 202 and is in rotational contact with the arc mounting shell 201. A winding ring 303 is fixedly connected to one side of the arc block 301. The cylindrical surface of the winding ring 303 is provided with gear teeth 302, which are engaged with the first gear 205 and the second gear 207. A wire entry hole 304 is provided on one side of the winding ring 303.

[0038] Please refer to 2. Figure 3 and Figure 4 The adjusting assembly 6 includes a rotating ring 602, which is rotatably connected to the bracket 101. A driving bevel gear 603 is provided on one side of the rotating ring 602. The rotating ring 602 drives the connecting device 5 to rotate through the driving bevel gear 603. A handle 601 is provided on one side of the rotating ring 602. The rotating ring 602 is rotated by the handle 601. The rotating ring 602 drives the driven bevel gear 502 to rotate through the driving bevel gear 603. The driven bevel gear 502 drives the threaded sleeve 504 to rotate. Since the threaded sleeve 504 is threadedly connected to the threaded rod 503, when 50 rotates, it drives the threaded rod 503 to move, and the threaded rod 503 drives the connecting block 505 to move. The connecting block 505 drives the rotating rod 401 to move. The rotating rod 401 drives the rubber roller 403 to move through the support block 402 to clamp and fix the coil.

[0039] See also Figure 1 and Figure 2 The connecting device 5 includes three fixed blocks 501, which are fixedly connected to the bracket 101. The fixed blocks 501 are rotatably connected to the threaded sleeve 504. A driven bevel gear 502 is provided on one side of the threaded sleeve 504. The driven bevel gear 502 is meshed with the active helical gear 603. A threaded rod 503 is provided inside the threaded sleeve 504. The threaded sleeve 504 is threadedly connected to the threaded rod 503. The threaded rod 503 is movably provided with a connecting block 505, and the connecting block 505 is rotatably connected to the fixing mechanism 4.

[0040] See also Figure 1 、 Figure 2 and Figure 6 The fixing mechanism 4 includes three rotating rods 401, which conveniently pass through the connecting block 505 and are rotatably connected to the connecting block 505. A support block 402 is provided on one side of the rotating rod 401, and a rubber roller 403 is provided on the other end of the support block 402. The rubber roller 403 is used to fix the coil. At the same time, a transmission bevel gear 404 is provided on the cylindrical surface of one of the three rotating rods 401, and the rotating rod 401 is rotatably connected to a slider 405. The slider 405 is slidably connected to the bracket 101, and the transmission bevel gear 404 is engaged with the drive component 7.

[0041] See also Figure 1 、 Figure 2 and Figure 7 The driving assembly 7 includes a driving motor 701 and a connecting rod 704. The driving motor 701 is fixedly connected to the bracket 101. One side of the driving motor 701 is fixedly connected to the driving shaft 702. One end of the connecting rod 704 extends into the driving shaft 702. A limit block 703 is set on the cylindrical surface of the connecting rod 704. The driving shaft 702 drives the connecting rod 704 to rotate through the limit block 703. The connecting rod 704 passes through the slider 405 and is in rotational contact with the slider 405. A driving bevel gear 705 is set on the other end of the connecting rod 704. The gear 705 is engaged with the transmission bevel gear 404, and the drive motor 701 is used to control the rotation of the drive shaft 702. The drive shaft 702 drives the connecting rod 704 and the drive bevel gear 705 to rotate through the limit block 703. Since the drive bevel gear 705 is engaged with the transmission bevel gear 404, the drive bevel gear 705 drives the rotating rod 401 to rotate through the transmission bevel gear 404. The rotating rod 401 drives the rubber roller 403 to rotate through the support block 402, and the rubber roller 403 drives the coil to rotate evenly, thereby ensuring uniformity of the coil.

[0042] The working principle of the present invention is as follows: the device rotates the rotating shaft 103, the rotating shaft 103 drives the arc-shaped mounting shell 201 to rotate, the arc-shaped mounting shell 201 drives the arc block 301 to rotate through the connecting groove 202, and the arc block 301 drives the winding ring 303 and the wire entry hole 304 to rotate, so as to adjust the coil winding angle, and then controls the first gear 205 to rotate by the servo motor 203, and the first gear 205 drives the winding ring 303 and the wire entry hole 304 to rotate through the gear teeth 302 to perform winding, wherein the rotating shaft 103 can be limited by the cooperation of the limit block 105 and the inverted tooth 106, and then the rotating ring 602 is rotated by the handle 601, and the rotating ring 602 drives the driven bevel gear 502 to rotate through the active bevel gear 603, and the driven bevel gear 502 drives the threaded sleeve 504 to rotate, and since the threaded sleeve 504 is threadedly connected to the threaded rod 503. When 50 rotates, it drives the threaded rod 503 to move, and the threaded rod 503 drives the connecting block 505 to move. The connecting block 505 drives the rotating rod 401 to move, and the rotating rod 401 drives the rubber roller 403 to move through the support block 402 to clamp and fix the coil, that is, coils of different diameters can be fixed. The driving motor 701 controls the rotation of the driving shaft 702, and the driving shaft 702 drives the connecting rod 704 and the driving bevel gear 705 to rotate through the limit block 703. Since the driving bevel gear 705 is engaged with the transmission bevel gear 404, the driving bevel gear 705 drives the rotating rod 401 to rotate through the transmission bevel gear 404, and the rotating rod 401 drives the rubber roller 403 to rotate through the support block 402. The rubber roller 403 drives the coil to rotate evenly, which can ensure that the coil is wound evenly.

[0043] In the description of this specification, the reference terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0044] While 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 invention, and that the scope of the invention is defined by the claims and their equivalents.

Claims

1. A multi-angle automatic winding device for a micro transformer coil, comprising a bracket body, characterized in that: The bracket body is fixedly connected to the mounting frame body on one side, and the mounting frame body is rotatably connected to the winding assembly. The mounting frame body is used to drive the winding assembly to rotate, so that the winding assembly winds the coil. The bracket body includes a bracket, a vertical plate is provided on one side of the bracket, the bracket is rotatably connected to the rotating shaft, and the other end of the rotating shaft is fixedly connected to the mounting frame body, the cylindrical surface of the rotating shaft is provided with a plurality of inverted teeth, the vertical plate is rotatably connected to the rotating rod, and a limiting block is provided on one side of the rotating rod. The limiting block cooperates with the inverted teeth, and the limiting block is used to limit the rotating shaft. The mounting frame body includes an arc-shaped mounting shell, the arc-shaped mounting shell is fixedly connected to the rotating shaft, and the arc-shaped mounting shell is provided with a connecting groove. The arc-shaped mounting shell is connected to the winding The components are rotatably connected, a servo motor is provided on one side of the arc-shaped mounting shell, the servo motor is fixedly connected to the motor main shaft, a first gear is provided on the cylindrical surface of the motor main shaft, the first gear is meshed with the winding component, a transmission belt is provided on the cylindrical surface of the motor main shaft, a driven shaft is fixedly connected on one side of the arc-shaped mounting shell, the motor main shaft drives the driven shaft to rotate through the transmission belt, a second gear is provided on the cylindrical surface of the driven shaft, the second gear is meshed with the winding component, the winding component includes an arc-shaped block, the arc-shaped block is located in the connecting groove and is in rotational contact with the arc-shaped mounting shell, a winding ring is fixedly connected on one side of the arc-shaped block, gear teeth are provided on the cylindrical surface of the winding ring, the gear teeth are meshed with the first gear and the second gear, and a wire feed hole is provided on one side of the winding ring; The bracket body is provided with an adjustment component on one side, and the adjustment component is in rotational contact with the bracket body. A connecting device is provided on one side of the bracket body, and the connecting device is meshed with the adjusting component. A fixing mechanism is provided at the other end of the connecting device. The adjustment component is used to drive the connecting device to rotate, so that the connecting device drives the fixing mechanism to move to fix coils of different diameters. The adjustment component includes a rotating ring, which is rotatably connected to the bracket. An active bevel gear is provided on one side of the rotating ring. The rotating ring drives the connecting device to rotate through the active bevel gear. A handle is provided on one side of the rotating ring. The connecting device includes three fixed blocks. The three fixed blocks are fixedly connected to the bracket. The fixed blocks are rotatably connected. A threaded sleeve, a driven bevel gear is provided on one side of the threaded sleeve, the driven bevel gear is meshed with the active helical gear, a threaded rod is provided inside the threaded sleeve, the threaded sleeve is threadedly connected to the threaded rod, a connecting block is provided for the movement of the threaded rod, the connecting block is rotatably connected to the fixing mechanism, the fixing mechanism includes three rotating rods, the three rotating rods are conveniently passed through the connecting block and are rotatably connected to the connecting block, a support block is provided on one side of the rotating rod, and a rubber roller is provided on the other end of the support block, the rubber roller is used to fix the coil, at the same time, a transmission bevel gear is provided on the cylindrical surface of one of the three rotating rods, and the rotating rod is rotatably connected with a slider, the slider is slidably connected to the bracket, and the transmission bevel gear is meshed with the drive assembly; A driving assembly is provided on one side of the bracket body. The driving assembly is engaged with the fixing mechanism. The driving assembly is used to drive the fixing mechanism to rotate, so that the fixing mechanism drives the coil to rotate.

2. The multi-angle automatic winding device for micro transformer coils according to claim 1, characterized in that: The driving assembly includes a driving motor and a connecting rod. The driving motor is fixedly connected to the bracket. A driving shaft is fixedly connected to one side of the driving motor. One end of the connecting rod extends into the driving shaft. A limit block is provided on the cylindrical surface of the connecting rod. The driving shaft drives the connecting rod to rotate through the limit block. The connecting rod passes through the slider and is in rotational contact with the slider. A driving bevel gear is provided at the other end of the connecting rod, and the driving bevel gear is meshed with the transmission bevel gear.

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