Iron core winding device for miniature transformer

Abstract

The utility model relates to the technical field of transformer manufacturing, in particular to an iron core winding device for a miniature transformer, which comprises a bearing plate, one side of the top of the bearing plate is fixedly connected with a supporting plate, the bearing plate is provided with a rodless cylinder, a piston of the rodless cylinder is provided with a sliding frame, the supporting plate is provided with a motor, and the sliding frame is provided with an iron core. The sliding frame and an output shaft of the motor are each provided with a clamping frame, and the surface of each clamping frame is provided with a rubber anti-skid pad. The required number of turns of iron core winding is set through the control panel, the pressure sensing module sends a signal to the control panel for recording when one circle of winding is completed every time, the number of turns of winding can be accurately calculated through the real-time monitoring mechanism, the common problem that too many or too few windings are wound in traditional equipment is solved, and the production efficiency is improved. Automatic operation and intelligent management are achieved, and the whole winding process is more efficient, safer and more reliable.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer manufacturing technical field especially relates to a core winding device for micro transformer. BACKGROUND

[0002] With the miniaturization and high efficiency development trend of electronic equipment, as one of the key components, the performance and manufacturing process of micro transformer have been paid more and more attention, and the core winding is an important link in the production process of micro transformer, through winding the wire accurately on the core, the effective control of current and magnetic field can be realized, which not only directly affects the electrical performance, stability and reliability of the transformer, but also plays a crucial role in its efficiency and service life.

[0003] The patent with the patent authorization announcement number CN216487689U discloses a transformer core winding machine, which adopts two sets of clamping devices to fix the core, and through the guide device, one end of the cable is fixedly installed on the core, the external motor drives the rotating shaft and the core to rotate, so that the cable is uniformly wound on the core to form an electromagnetic coil, after winding, the motor stops working, the core automatically falls off from the clamping device and slides into the collecting box through the coordinated action of the sliding block, sliding plate, connecting block and supporting block, realizing the automatic taking down of the core, avoiding manual handling, reducing the labor intensity, and improving the working efficiency and practicality, however, although the patent solves the problems of automation and convenience in the core winding process to a certain extent, there are still some deficiencies in the actual application process, the patent mainly controls the winding process through the switch motor, lacks the mechanism of effective real-time monitoring and intelligent control of the number of winding turns, and is easy to cause too much or too little winding, thereby affecting the working performance and service life of the transformer.

[0004] In view of the above problems, it is urgent to develop a core winding device for micro transformer which can accurately control the number of winding turns. UTILITY MODEL CONTENT

[0005] In order to overcome the defects that the existing patent lacks effective real-time monitoring and accurate control mechanism of the number of winding turns, causes too much or too little winding, and affects the working performance and service life of the transformer, the utility model provides a core winding device for micro transformer which can accurately control the number of winding turns.

[0006] In order to realize the above problems, the utility model discloses the following technical scheme: A kind of iron core winding device for micro transformer, including bearing plate, the side of bearing plate top is fixedly connected with support plate, bearing plate is equipped with rodless cylinder, the piston of rodless cylinder is provided with sliding frame, motor is installed on support plate, sliding frame and the output shaft of motor are all provided with clamping frame, each clamping frame surface is provided with rubber antiskid pad, the upper portion of support plate is rotatably installed with two-way screw rod, two-way screw rod is connected with the output shaft of motor by belt pulley assembly, two-way screw rod is threadedly provided with moving block, moving block is installed with pay-off reel, the guiding rod below two-way screw rod is fixedly connected on the upper portion of support plate, both ends of guiding rod are equipped with pressure sensing module, the bottom of moving block is fixedly connected with contact block, control panel is provided on support plate, control panel is electrically connected with pressure sensing module.

[0007] In a preferred embodiment of the utility model, the support plate is fixedly connected with a support frame, a limiting rod is fixedly connected to the support frame, a pushing block is slidably arranged on the limiting rod, a cutting knife is arranged on the pushing block, and a handle is fixedly connected to the pushing block.

[0008] In a preferred embodiment of the utility model, the lower portion of the support plate is fixedly connected with a rotating cylinder, a rotating rod is rotatably installed on the rotating cylinder, an arc-shaped material receiving plate is fixedly connected to the side surface of the rotating rod, an S-shaped material guide plate is fixedly connected to the other side surface of the rotating rod, a spring is sleeved on the rotating rod, and the two ends of the spring are connected with the rotating rod and the rotating cylinder respectively.

[0009] In a preferred embodiment of the utility model, the bottom of the bearing plate is provided with a rubber plate.

[0010] In a preferred embodiment of the utility model, a non-slip sleeve is sleeved on the handle.

[0011] In a preferred embodiment of the utility model, a sponge protection strip is laid on the surface of the arc-shaped material receiving plate.

[0012] Compared with the prior art, the utility model has the following technical effects: 1. The required number of turns of the iron core winding is set through the control panel, and a signal is sent to the control panel by the pressure sensing module to record each time a winding is completed. This real-time monitoring mechanism can accurately calculate the number of turns of the winding, avoids the problem of excessive or insufficient winding commonly found in traditional equipment, realizes automatic operation and intelligent management, and makes the entire winding process more efficient, safe and reliable.

[0013] 2. The rotation of the two-way screw rod causes the moving block to make reciprocating motion along the guiding rod, thereby driving the pay-off reel to uniformly wind the wire on the surface of the iron core. This design ensures the uniformity of the coil distribution, reduces local stress concentration, and ensures the quality of the product.

[0014] 3、The device is combined by the arc-shaped material receiving plate, the S-shaped material guide plate, the rotating cylinder, the rotating rod and the spring, after the iron core is wound and quickly separated from the clamping device, is guided to smoothly roll off to the collecting area through the arc-shaped material receiving plate and the S-shaped material guide plate, and the material collecting operation process is further simplified, and the labor intensity is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0016] Figure 2 It is a three-dimensional structure schematic view of the utility model bearing plate, rodless cylinder and carriage and other parts.

[0017] Figure 3 It is a partial sectional view of the utility model moving block, pressure sensing module and control panel and other parts.

[0018] Figure 4 It is a three-dimensional structure schematic view of the utility model support frame, cutting knife and handle and other parts.

[0019] Figure 5 It is a partial sectional view of the utility model arc-shaped material receiving plate, S-shaped material guide plate and rotating rod and other parts.

[0020] Among them, the above drawing includes the following reference signs: 1-bear plate, 101-support plate, 2-rodless cylinder, 3-carriage, 4-clamping frame, 5-rubber non-slip pad, 6-motor, 7-bidirectional screw rod, 8-moving block, 9-guide rod, 10-panhandle, 11-pressure sensing module, 1101-contact block, 12-control panel, 13-pulley assembly, 14-support frame, 15-limiting rod, 16-pushing block, 17-cutting knife, 18-handle, 19-arc-shaped material receiving plate, 20-S-shaped material guide plate, 21-rotating cylinder, 2101-rotating rod, 22-spring, 23-rubber plate, 24-anti-slip sleeve, 25-sponge protection strip. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Embodiment 1: please refer to Figures 1-3The utility model relates to a kind of iron core winding device for micro transformer, including bearing plate 1, the bottom of the bearing plate 1 is provided with rubber plate 23, rubber plate 23 has good elasticity and buffering performance, can effectively absorb the vibration generated when equipment operates, reduce the impact to ground or other support structure, while preventing bearing plate 1 from sliding during operation, ensure that equipment remains stable during working process, the right side of the top of the bearing plate 1 is fixedly connected with support plate 101, the bearing plate 1 is installed with rodless cylinder 2, the piston of the rodless cylinder 2 is provided with carriage 3, motor 6 is installed on the support plate 101, the output shaft of carriage 3 and motor 6 is all provided with clamping frame 4, for clamping core, each clamping frame 4 surface is provided with rubber antiskid pad 5, for when clamping frame 4 clamps, increase the friction with core, to ensure that core is stably fixed, bidirectional screw rod 7 is rotatably installed on the upper portion of the support plate 101, the output shaft of the motor 6 is connected with the bidirectional screw rod 7 by belt pulley assembly 13, the bidirectional screw rod 7 is threadedly provided with moving block 8, pay-off wheel 10 is installed on the moving block 8, the guiding rod 9 below bidirectional screw rod 7 is fixedly connected on the upper portion of the support plate 101, guiding for moving block 8, guarantee the linear motion of moving block 8, the left and right ends of the guiding rod 9 are all equipped with pressure sensing module 11, for detecting the position of moving block 8, the bottom of the moving block 8 is fixedly connected with contact block 1101, when moving block 8 reaches either end of guiding rod 9, contact block 1101 will trigger corresponding pressure sensing module 11, control panel 12 is provided on the support plate 101, the control panel 12 is electrically connected with pressure sensing module 11, for receiving the signal sent by pressure sensing module 11 and controlling the whole winding process.

[0023] When winding using the device, first set the required number of turns of iron core winding through control panel 12, then place the iron core between the two clamping frames 4, start rodless cylinder 2, make clamping frame 4 close to the iron core and firmly clamp it, next, pull out a section of wire from pay-off wheel 10 and fix one end of the wire at the starting position of the iron core, then start motor 6, the output shaft of motor 6 starts to rotate, drive clamping frame 4 and the clamped iron core to rotate together, at the same time, drive bidirectional screw rod 7 to rotate through belt pulley assembly 13, which makes moving block 8 do reciprocating motion along guiding rod 9, thereby drive pay-off wheel 10 to uniformly wind the wire on the surface of the iron core, when moving block 8 reaches the left end of guiding rod 9, contact block 1101 touches the pressure sensing module 11 at the left end, indicating that one turn of winding is completed, at this time, control panel 12 receives the signal and records the event, then, under the action of continuous rotation of bidirectional screw rod 7, moving block 8 returns and starts a new turn of winding, when moving block 8 reaches the right end, contact block 1101 triggers the pressure sensing module 11 at the right end, control panel 12 records again, the process is repeated continuously until the number of turns of winding on the iron core reaches the preset value.

[0024] Embodiment 2: Based on embodiment 1, please refer to Figure 4 The support plate 101 is fixedly connected with a support frame 14, the support frame 14 is fixedly connected with a limiting rod 15, the limiting rod 15 is slidingly provided with a pushing block 16, the pushing block 16 is provided with a cutting knife 17 for cutting the wire, the pushing block 16 is fixedly connected with a handle 18 for facilitating the operator to control the cutting knife 17, and the handle 18 is sleeved with an anti-skid sleeve 24 for providing a more comfortable holding feeling and increasing the friction between the handle 18 and the palm to prevent hand slipping.

[0025] Please refer to Figure 5 The lower part of the support plate 101 is fixedly connected with a rotating cylinder 21, the rotating cylinder 21 is rotatably installed with a rotating rod 2101, the side surface of the rotating rod 2101 is fixedly connected with an arc-shaped material receiving plate 19 for receiving the falling iron core, the other side surface of the rotating rod 2101 is fixedly connected with an S-shaped material guide plate 20 for guiding the iron core to roll to a collection area, the surface of the arc-shaped material receiving plate 19 is paved with a sponge protection strip 25 which can play a buffering role when the iron core falls to the arc-shaped material receiving plate 19, preventing the iron core surface from being scratched, deformed or otherwise damaged due to impact, ensuring the integrity and quality of the iron core, the rotating rod 2101 is sleeved with a spring 22, the two ends of the spring 22 are connected with the rotating rod 2101 and the rotating cylinder 21 respectively, and under the elastic force of the spring 22, the rotating rod 2101 can maintain the initial position without external force.

[0026] When the iron core winding is completed, the operator first places a collection box under the S-shaped material guide plate 20, then holds the handle 18, moves the pushing block 16 horizontally, and makes the cutting knife 17 cut the wire, after the cutting is completed, the rodless cylinder 2 controls the clamping frame 4 on it to reset to the left to release the iron core, the iron core loses support and falls downward to the arc-shaped material receiving plate 19 under the action of gravity, due to the weight of the iron core, the rotating rod 2101 rotates to drive the arc-shaped material receiving plate 19 and the S-shaped material guide plate 20 to tilt downward, at this time, the spring 22 is compressed to generate elastic potential energy, and the inclination of the arc-shaped material receiving plate 19 and the S-shaped material guide plate 20 makes the iron core roll downward along the S-shaped material guide plate 20 and finally falls into the placed collection box, the operator can easily collect the iron core with completed winding, after the iron core rolls down, the elastic potential energy of the spring 22 drives the rotating rod 2101 to return to the initial position to prepare for receiving the next iron core, the entire collection process does not require manual intervention, greatly improving the work efficiency and reducing the labor intensity.

[0027] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, are all included in the patent protection scope of the present application.

Claims

1. A core winding device for micro transformer, comprising a bearing plate (1), one side of the top of the bearing plate (1) is fixedly connected with a support plate (101), the bearing plate (1) is installed with a rodless cylinder (2), a slide (3) is arranged on the piston of the rodless cylinder (2), a motor (6) is installed on the support plate (101), a clamping frame (4) is arranged on the slide (3) and the output shaft of the motor (6), a rubber antiskid pad (5) is arranged on the surface of each clamping frame (4), a bidirectional screw rod (7) is rotatably installed on the upper portion of the support plate (101), the bidirectional screw rod (7) is connected with the output shaft of the motor (6) through a belt pulley assembly (13), a moving block (8) is threadedly arranged on the bidirectional screw rod (7), a pay-off wheel (10) is installed on the moving block (8), a guide rod (9) below the bidirectional screw rod (7) is fixedly connected to the upper portion of the support plate (101), characterized in that: The guide rod (9) is equipped with a pressure sensing module (11) at both ends, the moving block (8) is fixedly connected with a contact block (1101) at the bottom, the support plate (101) is provided with a control panel (12), and the control panel (12) is electrically connected with the pressure sensing module (11). ​ 2. The core winding device for a micro transformer according to claim 1, characterized by: The support plate (101) is fixedly connected with a support frame (14), the support frame (14) is fixedly connected with a limiting rod (15), the limiting rod (15) is slidably provided with a pushing block (16), the pushing block (16) is provided with a cutting knife (17), and the pushing block (16) is fixedly connected with a handle (18).

3. The core winding device for a micro transformer according to claim 2, characterized by: The support plate (101) is fixedly connected with a rotating cylinder (21) at the lower part, the rotating cylinder (21) is rotatably installed with a rotating rod (2101), the side surface of the rotating rod (2101) is fixedly connected with an arc-shaped material receiving plate (19), the other side surface of the rotating rod (2101) is fixedly connected with an S-shaped material guide plate (20), the rotating rod (2101) is sleeved with a spring (22), and the two ends of the spring (22) are connected with the rotating rod (2101) and the rotating cylinder (21) respectively.

4. The core winding device for a micro transformer according to claim 3, characterized in that: The bottom of the bearing plate (1) is provided with a rubber plate (23).

5. The core winding device for a micro transformer according to claim 4, characterized by: The handle (18) is sleeved with an anti-skid sleeve (24).

6. A core winding device for a micro transformer according to claim 5, characterized in that: The surface of the arc-shaped material receiving plate (19) is paved with a sponge protection strip (25). The surface of the arc-shaped material receiving plate (19) is paved with a sponge protection strip (25).

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