Miniature transformer coil twisting device

Abstract

The utility model relates to the technical field of transformers, and provides a miniature transformer coil twisting device which comprises a device base, a first side plate and a driving motor, a baffle is arranged on the outer wall of the top end of the device base, the first side plate is arranged on one side of the device base, and the driving motor is installed on the outer wall of the first side plate. A driving shaft of the driving motor penetrates through the outer wall of the first side plate to be connected with a first belt conveyor, the two ends of the first belt conveyor are movably connected with the first side plate through bearings, a lead screw is installed on the outer wall of one side of the first belt conveyor, and a second belt conveyor is installed on the side, away from the first belt conveyor, of the lead screw; a fixing hole is formed in one side of the second belt conveyor, a positioning block is connected to one side of the lead screw, the fixing hole is matched with the positioning block, and the second belt conveyor is movably connected with the second side plate through a bearing. By means of the technical scheme, the problems that in the prior art, coils are prone to being disordered when wound, and the coils of the device are inconvenient to disassemble, assemble and fix and need to be manually adjusted are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a micro transformer coil twisting device. Background Art

[0002] The micro transformer coil twisting device is one of the key process equipment widely used in microelectronic devices and microcircuits. It is mainly used to manufacture the coils of micro transformers, which are usually integrated on chips for power supply, signal isolation and other applications.

[0003] The patent specification with the announcement number CN 206282721U discloses a micro transformer coil twisting device, which is provided with a machine base, and a clamping head 1 and a clamping head 2 are symmetrically installed on the inner side of the machine base, and the clamping head 1 and the clamping head 2 are respectively driven to rotate by a driving device 1 and a driving device 2 installed on the outer side of the machine base. Beneficial effect: The utility model provides a transformer coil winding device, which has a stable and controllable speed during winding, and the coil is wound in an orderly manner. The number of windings can be monitored in real time, which saves time and labor.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned micro-transformer coil twisting device has the following problems: the device has no wire management structure, the wires are easily messy when winding the coils, and the coils of the device are inconvenient to disassemble and fix, and need manual adjustment. For this reason, we proposed a micro-transformer coil twisting device. Utility Model Content

[0005] The utility model provides a micro transformer coil twisting device, which solves the problems in the related art that the coil wires are easily messy and the coils are difficult to disassemble and assemble.

[0006] The technical solution of the utility model is as follows:

[0007] A micro transformer coil twisting device comprises a device base, a first side plate and a driving motor, wherein a baffle is provided on the outer wall at the top of the device base, a first side plate is provided on one side of the device base, a driving motor is installed on the outer wall of the first side plate, a driving shaft of the driving motor passes through the outer wall of the first side plate and is connected to a first belt transmission, two ends of the first belt transmission are movably connected to the first side plate through bearings, a screw rod is installed on the outer wall of one side of the first belt transmission, a second belt transmission is installed on the side of the screw rod away from the first belt transmission, a fixing hole is provided on one side of the second belt transmission, a positioning block is connected to one side of the screw rod, the fixing hole and the positioning block match each other, and the second belt transmission is movably connected to the second side plate through the bearing. The outer wall of the bottom end of the second side plate is connected to a slider, and a first slide groove is provided on the side of the device base away from the first side plate, the first slide groove and the slide block match each other, a first telescopic rod is installed on the inner wall of the first slide groove, a first spring is installed on the outer wall of the first telescopic rod, a clamping structure is installed on the side of the first belt transmission away from the driving motor, and a clamping structure is installed on the side of the second belt transmission away from the fixing hole, a pull rod is installed on the outer wall of the clamping structure, the outer wall of the pull rod is connected to the second telescopic rod, one end of the second telescopic rod is connected to a positioning pin, a second spring is installed on the outer wall of the second telescopic rod, an installation groove is provided on one side of the clamping structure, a coil is installed in the installation groove, and a connector is provided on both sides of the coil.

[0008] Preferably, the connecting body is in the form of a hexagonal prism, and the side wall of the clamping structure is provided with a mounting groove that matches the hexagonal prism.

[0009] Preferably, the side walls of the connector are evenly provided with positioning holes, and the positioning pins and the positioning holes match each other.

[0010] Preferably, a threaded sleeve is installed on the outer wall of the screw rod, a wire management block is arranged on the outer wall at the top end of the threaded sleeve, and a limit block is arranged on the outer wall at the top end of the threaded sleeve.

[0011] Preferably, a limiting groove is provided at the top of the device base, and the limiting block matches the limiting groove.

[0012] Preferably, the outer wall of the screw rod is provided with an external thread, and the inner wall of the threaded sleeve is provided with an internal thread matching the external thread.

[0013] Preferably, the positioning block is in the form of a hexagonal prism, and the fixing hole is in the form of a hexagonal hole groove.

[0014] Preferably, a wire clamping column is movably mounted on the top of the wire management block, and the wire clamping column is cylindrical.

[0015] The working principle and beneficial effects of the utility model are:

[0016] 1. In the utility model, by setting the device base, the first side plate and the second side plate, by pushing and pulling the second side plate and utilizing the slider set at the bottom end of the second side plate and the first slide groove set outside the device base, the second side plate drives the second belt transmission and the clamping structure to translate, thereby expanding the distance between the first side plate and the second side plate, and installing the coil through the connector and the clamping structure. This structure is convenient for disassembling and replacing the coil, and is more convenient.

[0017] 2. In the utility model, a driving motor, a screw rod and a wire management block are provided, the driving motor drives the screw rod to rotate, the screw rod drives the threaded sleeve to rotate, and the threaded sleeve is limited by the limit block and the limit groove, so that the threaded sleeve drives the wire management block to translate under the coil. At the same time, the wire clamping column provided on the outer wall of the wire management block is used to manage the wires when the device is twisting the wires, so as to prevent the wires on the coil from becoming messy when twisting the wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 This is a schematic diagram of the main structure of the device proposed by the utility model;

[0020] Figure 2 This is a schematic diagram of the half-section structure of the device body proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the threaded sleeve structure proposed by the utility model;

[0022] Figure 4 This is a schematic diagram of the coil structure proposed by the utility model;

[0023] Figure 5 This is a schematic diagram of the screw rod structure proposed by the utility model.

[0024] In the figure: 1. device base; 2. first side plate; 3. first belt transmission; 4. second side plate; 5. drive motor; 6. second belt transmission; 7. baffle; 8. clamping structure; 9. coil; 10. first slide groove; 11. first telescopic rod; 12. first spring; 13. slider; 14. screw rod; 15. threaded sleeve; 16. limit block; 17. limit groove; 18. wire management block; 19. pull rod; 20. second telescopic rod; 21. second spring; 22. positioning pin; 23. connector; 24. fixing hole; 25. positioning block; 26. wire clamping column. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Figure 1 to Figure 5 As shown, this embodiment proposes a micro transformer coil twisting device, including a device base 1, a first side plate 2 and a driving motor 5, a baffle 7 is provided on the outer wall at the top of the device base 1, a first side plate 2 is provided on one side of the device base 1, a driving motor 5 is installed on the outer wall of the first side plate 2, a driving shaft of the driving motor 5 passes through the outer wall of the first side plate 2 and is connected to the first belt transmission 3, both ends of the first belt transmission 3 are movably connected to the first side plate 2 through bearings, a screw rod 14 is installed on the outer wall of one side of the first belt transmission 3, a second belt transmission 6 is installed on the side of the screw rod 14 away from the first belt transmission 3, a fixing hole 24 is provided on one side of the second belt transmission 6, a positioning block 25 is connected to one side of the screw rod 14, the fixing hole 24 and the positioning block 25 match each other, and the second belt transmission 6 is movably connected to the second side plate 4 through bearings The outer wall of the bottom end of the second side panel 4 is connected with a slider 13, a first slide groove 10 is provided on the side of the device base 1 away from the first side panel 2, the first slide groove 10 and the slider 13 match each other, a first telescopic rod 11 is installed on the inner wall of the first slide groove 10, a first spring 12 is installed on the outer wall of the first telescopic rod 11, a clamping structure 8 is installed on the side of the first belt transmission 3 away from the driving motor 5, a clamping structure 8 is installed on the side of the second belt transmission 6 away from the fixing hole 24, a pull rod 19 is installed on the outer wall of the clamping structure 8, a second telescopic rod 20 is connected to the outer wall of the pull rod 19, a positioning pin 22 is connected to one end of the second telescopic rod 20, a second spring 21 is installed on the outer wall of the second telescopic rod 20, an installation groove is provided on one side of the clamping structure 8, a coil 9 is installed in the installation groove, and a connector 23 is provided on both sides of the coil 9.

[0027] In this embodiment, the connecting body 23 is a hexagonal prism, and the side wall of the clamping structure 8 is provided with a mounting groove matching the hexagonal prism.

[0028] In this embodiment, the side walls of the connecting body 23 are evenly provided with positioning holes, and the positioning pins 22 match the positioning holes.

[0029] In this embodiment, the positioning block 25 is in the form of a hexagonal prism, and the fixing hole 24 is in the form of a hexagonal hole groove.

[0030] Specific as Figure 1 , Figure 2 and Figure 4As shown, when using this structure, pushing and pulling the second side plate 4 drives the second belt transmission 6 and the clamping structure 8 to translate through the first slide groove 10 set at the top of the device base 1, thereby expanding the distance between the first side plate 2 and the second side plate 4, manually pulling the pull rod 19 upwards, and stretching the positioning pin 22 upwards through the second telescopic rod 20, and docking the connectors 23 on both sides of the coil 9 into the inner wall of the clamping structure 8, and resetting the positioning pin 22 by using the second spring 21 set on the outer wall of the second telescopic rod 20, so that the positioning pin 22 moves to the positioning holes evenly set on the side walls of the connector 23, and restoring the position of the second belt transmission 6 and the second side plate 4 by using the first telescopic rod 11 and the first spring 12, and at the same time, docking and installing the hexagonal hole groove set on the outer wall of one side of the second belt transmission 6 with the positioning block 25 set at one end of the screw rod 14. This structure facilitates the disassembly and assembly of the coil 9, facilitates the replacement of the coil 9 with different diameters, and facilitates disassembly and assembly and maintenance.

[0031] Embodiment 2: A threaded sleeve 15 is installed on the outer wall of the screw rod 14 , a wire management block 18 is arranged on the outer wall at the top of the threaded sleeve 15 , and a limit block 16 is arranged on the outer wall at the top of the threaded sleeve 15 .

[0032] In this embodiment, a limiting groove 17 is provided at the top of the device base 1 , and the limiting block 16 matches the limiting groove 17 .

[0033] In this embodiment, the outer wall of the screw rod 14 is provided with an external thread, and the inner wall of the threaded sleeve 15 is provided with an internal thread matching the external thread.

[0034] In this embodiment, a wire clamping column 26 is movably mounted on the top of the wire management block 18 , and the wire clamping column 26 is cylindrical.

[0035] Specific as Figure 1 , Figure 3 , Figure 5 As shown, when using this structure, the wire is placed between the wire holding columns 26, and the driving motor 5 is started. The first belt transmission 3 and the screw rod 14 are driven to rotate by the driving motor 5, and the second belt transmission 6 is driven to rotate by the positioning block 25 set at one end of the screw rod 14. The coil 9 is driven to rotate by the second belt transmission 6 and the first belt transmission 3. At the same time, the external thread set on the outer wall of the screw rod 14 and the internal thread set on the inner wall of the threaded sleeve 15 drive the wire holding column 26 to translate on the limiting groove 17, and the wire is synchronously organized when the coil 9 is wound, so as to prevent the coil 9 from being messy when twisting, thereby improving the twisting efficiency.

[0036] Working principle: push and pull the second side plate 4, translate the second side plate 4 and the second belt transmission 6 through the slider 13 set at the top of the second side plate 4 and the first slide groove 10 set on the outer wall of the device base 1, expand the distance between the first belt transmission 3 and the second belt transmission 6, stretch the pull rod 19, move the second telescopic rod 20 upward, and dock the coil 9 with the hexagonal hole grooves set on the side walls of the first belt transmission 3 and the second belt transmission 6 through the connectors 23 set on both sides, reset the positioning pin 22 set on the top of the second telescopic rod 20 through the second spring 21, fix the coil 9 through the positioning pin 22 and the positioning hole set on the outer wall of the connector 23, and fix the second side plate 4 and the second belt transmission 6 through the first telescopic rod 11 and the first spring 12. The transmission 6 is reset, and the second belt transmission 6 is fixed on the screw rod 14 by using the fixing hole 24 and the positioning block 25, and the driving motor 5 is started to drive the screw rod 14 and the first belt transmission 3 to rotate. The positioning block 25 set at one end of the screw rod 14 is used to drive the second belt transmission 6 to rotate. At the same time, the external thread set on the outer wall of the screw rod 14 and the internal thread set on the inner wall of the threaded sleeve 15 are used, and the limiting function of the threaded sleeve 15 by the limiting block 16 and the limiting groove 17 is used to make the wire clamping column 26 translate on the wire management block 18, so that the wire clamping column 26 can synchronously manage the wires when the coil 9 is twisted. This structure is convenient for disassembly and assembly of the coil 9, and convenient for replacing coils 9 of different diameters. At the same time, the wires can be managed when twisting to prevent the wires from being messy.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A micro transformer coil twisting device, comprising a device base (1), a first side plate (2) and a driving motor (5), wherein a baffle (7) is arranged on the outer wall of the top of the device base (1), a first side plate (2) is arranged on one side of the device base (1), a driving motor (5) is installed on the outer wall of the first side plate (2), a driving shaft of the driving motor (5) passes through the outer wall of the first side plate (2) and is connected to a first belt transmission (3), two ends of the first belt transmission (3) are movably connected to the first side plate (2) through bearings, a screw rod (14) is installed on the outer wall of one side of the first belt transmission (3), a second belt transmission (6) is installed on the side of the screw rod (14) away from the first belt transmission (3), a fixing hole (24) is arranged on one side of the second belt transmission (6), a positioning block (25) is connected to one side of the screw rod (14), the fixing hole (24) and the positioning block (25) match each other, the second belt transmission (6) is movably connected to the second side plate (4) through bearings, and the second side plate (4) The outer wall of the bottom end is connected to a slider (13), a first slide groove (10) is arranged on the side of the device base (1) away from the first side plate (2), the first slide groove (10) and the slider (13) match each other, a first telescopic rod (11) is installed on the inner wall of the first slide groove (10), a first spring (12) is installed on the outer wall of the first telescopic rod (11), a clamping structure (8) is installed on the side of the first belt transmission (3) away from the driving motor (5), and a clamping structure (8) is installed on the side of the second belt transmission (6) away from the driving motor (5). A clamping structure (8) is installed on one side of the fixing hole (24), a pull rod (19) is installed on the outer wall of the clamping structure (8), a second telescopic rod (20) is connected to the outer wall of the pull rod (19), one end of the second telescopic rod (20) is connected to a positioning pin (22), a second spring (21) is installed on the outer wall of the second telescopic rod (20), a mounting groove is provided on one side of the clamping structure (8), a coil (9) is installed in the mounting groove, and connectors (23) are provided on both sides of the coil (9).

2. A micro transformer coil twisting device according to claim 1, characterized in that: The connecting body (23) is in the form of a hexagonal prism, and the side wall of the clamping structure (8) is provided with a mounting groove that matches the hexagonal prism.

3. A micro transformer coil twisting device according to claim 2, characterized in that: Positioning holes are evenly arranged on the side wall of the connecting body (23), and the positioning pins (22) match the positioning holes.

4. A micro transformer coil twisting device according to claim 1, characterized in that: A threaded sleeve (15) is installed on the outer wall of the screw rod (14), a wire management block (18) is arranged on the outer wall at the top end of the threaded sleeve (15), and a limit block (16) is arranged on the outer wall at the top end of the threaded sleeve (15).

5. A micro transformer coil twisting device according to claim 4, characterized in that: A limiting groove (17) is provided at the top end of the device base (1), and the limiting block (16) and the limiting groove (17) match each other.

6. A micro transformer coil twisting device according to claim 4, characterized in that: The outer wall of the screw rod (14) is provided with an external thread, and the inner wall of the threaded sleeve (15) is provided with an internal thread matching the external thread.

7. A micro transformer coil twisting device according to claim 1, characterized in that: The positioning block (25) is in the form of a hexagonal prism, and the fixing hole (24) is in the form of a hexagonal hole groove.

8. The micro transformer coil twisting device according to claim 4, characterized in that: A wire clamping column (26) is movably mounted on the top of the wire management block (18), and the wire clamping column (26) is cylindrical.

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