Through hole forming tool for iron core winding device

Abstract

The through hole forming tool for the iron core winding device comprises a first machine frame, a second machine frame and a third machine frame, the first machine frame, the second machine frame and the third machine frame are sequentially arranged, a lower punching seat is arranged on the second machine frame, and a lifting hydraulic cylinder is arranged on the second machine frame. According to the forming tool, the lifting hydraulic cylinder, the upper punching base and the lower punching base are arranged, the lifting hydraulic cylinder is used for driving the upper punching base to move downwards, the upper punching base and the lower punching base are matched up and down, a steel belt is punched, through hole forming of the steel belt is achieved, and the overall structure is practical; adjusting grooves are formed in the upper punching base, adjusting blocks are connected into the adjusting grooves in a sliding mode, the positions of the two punching blocks and the positions of the punching rods are adjusted, therefore, holes of different shapes are punched, and adjustability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of machinery, in particular to a through-hole forming tool for an iron core winding device. Background Art

[0002] The iron core is the central part of electrical appliances such as motors, transformers, and electromagnets. It is usually made of ferromagnetic materials such as silicon steel sheets. The main function of the iron core is to enhance the magnetic induction intensity in the circuit and improve the working efficiency of the circuit. In the transformer, the iron core constitutes the magnetic circuit part and is a key component for realizing electromagnetic energy conversion. In the existing iron core production and forming, some production processes are to wind the steel strip to form the iron core, and punch the steel strip according to the actual situation. However, in one device, the punching mechanism can only punch out a through hole of one shape and specification, and cannot punch out multiple through holes, which gradually cannot meet higher production needs. The publication number is CN217719282U, which discloses an open core winding machine, including an L-shaped machine base, an electric push rod 2 is fixed on the inner bottom wall of the L-shaped machine base, an L-shaped bracket 1 is fixed on the telescopic end of the electric push rod 2, a compression plate with a T-shaped vertical section is rotatably connected to the L-shaped bracket 1 through a rotating shaft, and an L-shaped bracket 2 is fixed on the rear side wall of the L-shaped machine base. This open core winding machine, different from the prior art, uses an adjustable fixed-length cutting mechanism, which can be used to wind the silicon steel sheet steel strip to a certain extent on the winding drum, and cooperate with multiple corresponding components to make the sliding sleeve 1 move up, and press the push switch, and then start the electric push rod 1, and push the cutter to cut the silicon steel sheet steel strip, and at the same time make the stamping column press the silicon steel sheet steel strip, so that the size difference between the wound iron cores is reduced to a minimum, greatly improving the winding quality of the iron core. The winding machine cannot punch the iron core. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a through-hole forming tool for an iron core winding device with strong practicality.

[0004] To achieve the above-mentioned purpose, the solution provided by the utility model is as follows: a through-hole forming tool for an iron core winding device, comprising a first frame, a second frame, and a third frame, wherein the first frame, the second frame, and the third frame are arranged in sequence, a lower punching seat is arranged on the second frame, a lifting hydraulic cylinder is arranged on the second frame, the lifting hydraulic cylinder is arranged vertically, the lifting hydraulic cylinder is connected downwardly to an upper punching seat, the upper punching seat and the lower punching seat are arranged vertically opposite to each other, a steel strip passes between the upper punching seat and the lower punching seat, an adjusting groove is provided on the upper punching seat, an adjusting block is slidably connected in the adjusting groove, two punching blocks are connected to the bottom of the adjusting block, a punching rod is slidably connected to the bottom of the adjusting block, the punching rod and the two punching blocks are respectively used to cooperate with the lower punching seat to punch holes on the steel strip;

[0005] Among them, a sliding groove is opened on the side wall of the adjustment block, and thrust cylinders are respectively arranged at the front and rear ends of the upper punching seat. One of the thrust cylinders is connected to an adjustment frame, and the adjustment frame is inserted into the sliding groove to adjust the vertical position of the punching rod. The other thrust cylinder is connected to the adjustment block.

[0006] The beneficial effects of the utility model are as follows: holes of different shapes can be punched out. The forming tooling is provided with a lifting hydraulic cylinder, an upper punching seat and a lower punching seat. The lifting hydraulic cylinder is used to drive the upper punching seat to move downward, so that the upper punching seat and the lower punching seat cooperate with each other up and down to punch holes in the steel strip, thereby realizing through-hole forming of the steel strip. The overall structure is practical. Then, an adjusting groove is provided on the upper punching seat, and an adjusting block is slidably connected in the adjusting groove to realize adjusting the positions of the two punching blocks and the punching rod, thereby realizing punching out holes of different shapes. The adjustability is strong.

[0007] Furthermore, the first frame is provided with an unwinding frame which is rotatably connected, and the unwinding frame is used to set the steel strip coil. After the utility model adopts the above structure, the steel strip can be unwound.

[0008] Furthermore, a guide frame is provided between the first frame and the second frame, a guide platform is provided on the guide frame, and the guide platform is used to guide the conveyance of the steel belt.

[0009] Furthermore, the guide frame is provided with a plurality of clamping cylinders, which are arranged in sequence along the conveying direction of the steel strip, and are arranged vertically. The clamping cylinders are connected downwardly with a clamping block, which is used to clamp the steel strip on the guide platform. After adopting the above structure, the utility model can clamp the steel strip to limit the movement of the steel strip, facilitate winding the steel strip on the winding shaft, and perform punching processing.

[0010] Furthermore, the bottom of the adjusting frame is formed with an inclined surface, and the inclined surface of the adjusting frame abuts against the top of the punching rod. After the utility model adopts the above structure, the punching rod is driven to move up and down by driving the adjusting frame to move.

[0011] Furthermore, two first punching holes and a second punching hole are formed on the top of the lower punching seat, and the two first punching holes correspond to two punching blocks upwards respectively, the first punching holes are used for the punching blocks to be inserted downwards, and the second punching holes correspond to the punching rods upwards for the punching rods to be inserted downwards.

[0012] Furthermore, a winding shaft is rotatably connected to the third frame, and the winding shaft is used to wind the steel strip to form the iron core. After the utility model adopts the above structure, the iron core can be formed by winding.

[0013] Furthermore, the third frame is provided with a sliding guide rail and a first servo motor, the sliding guide rail extends along the conveying direction of the steel belt, the sliding guide rail is slidably connected to a sliding seat, the first servo motor is connected to a first screw rod, and the first screw rod is threadedly connected to the sliding seat. After the utility model adopts the above structure, it can drive the sliding seat to move forward and backward.

[0014] Furthermore, the sliding seat is provided with a lifting guide rail and a second servo motor, the lifting guide rail is vertically arranged, the lifting guide rail is slidably connected to the lifting seat, the lifting seat is rotatably connected to the winding shaft, the second servo motor is connected to the second screw, and the second screw is threadedly connected to the lifting seat. After the utility model adopts the above structure, it can drive the lifting seat and the winding shaft to move up and down.

[0015] Furthermore, a third servo motor is arranged on the lifting seat, and the third servo motor is connected to the winding shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure of the utility model is three-dimensional Figure 1 .

[0017] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.

[0018] Figure 3 The overall structure of the utility model is three-dimensional Figure 2 .

[0019] Figure 4 The overall structure of the utility model is three-dimensional Figure 3 .

[0020] Figure 5 for Figure 4 A partial enlarged view of point B in the middle.

[0021] Figure 6 The overall structure of the utility model is three-dimensional Figure 4 .

[0022] Figure 7 for Figure 6 A partial enlarged view of point C in the middle.

[0023] Among them, 1 is the first frame, 11 is the unwinding frame, 2 is the second frame, 21 is the lifting hydraulic cylinder, 22 is the upper punching seat, 221 is the adjusting groove, 222 is the adjusting block, 2221 is the sliding groove, 223 is the punching block, 224 is the punching rod, 225 is the adjusting frame, 226 is the propulsion cylinder, 23 is the lower punching seat, 231 is the first punching, 232 is the second punching, 3 is the third frame, 31 is the sliding guide rail, 311 is the sliding seat, 32 is the first servo motor, 33 is the lifting guide rail, 331 is the lifting seat, 34 is the second servo motor, 35 is the winding shaft, 36 is the third servo motor, 4 is the guide frame, 41 is the guide platform, 42 is the clamping cylinder, and 43 is the clamping block. DETAILED DESCRIPTION

[0024] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0026] See attached Figure 1 To Attachment Figure 7 As shown, a through-hole forming tool for an iron core winding device comprises a first frame 1, a second frame 2, and a third frame 3. The first frame 1, the second frame 2, and the third frame 3 are arranged in sequence. A lower punching seat 23 is arranged on the second frame 2. A lifting hydraulic cylinder 21 is arranged on the second frame 2. The lifting hydraulic cylinder 21 is arranged vertically. The lifting hydraulic cylinder 21 is downwardly connected to an upper punching seat 22. The upper punching seat 22 and the lower punching seat 23 are arranged opposite to each other up and down. The steel strip passes between the upper punching seat 22 and the lower punching seat 23. The upper punching seat 22 has an adjusting groove 221, and an adjusting block 222 is slidably connected in the adjusting groove 221. Two punching blocks 223 are connected to the bottom of the adjusting block 222. A punching rod 224 is slidably connected to the bottom of the adjusting block 222. The punching rod 224 and the two punching blocks 223 are respectively used to cooperate with the lower punching seat 23 up and down to punch the steel strip.

[0027] Among them, a sliding groove 2221 is opened on the side wall of the adjusting block 222, and a thrust cylinder 226 is respectively provided at the front and rear ends of the upper punching seat 22. One thrust cylinder 226 is connected to an adjusting frame 225, and the adjusting frame 225 is inserted into the sliding groove 2221 to adjust the vertical position of the punching rod 224. The other thrust cylinder 226 is connected to the adjusting block 222.

[0028] In this embodiment, a first frame 1 is provided with a rotatably connected unwinding frame 11, and the unwinding frame 11 is used for mounting the steel strip coil.

[0029] In this embodiment, a guide frame 4 is provided between the first frame 1 and the second frame 2 , and a guide platform 41 is provided on the guide frame 4 , and the guide platform 41 is used to guide the conveyance of the steel belt.

[0030] In this embodiment, a plurality of clamping cylinders 42 are provided on the guide frame 4, and the plurality of clamping cylinders 42 are arranged in sequence and spaced apart along the conveying direction of the steel belt. The plurality of clamping cylinders 42 are vertically arranged, and the clamping cylinders 42 are downwardly connected to a clamping block 43, which is used to clamp the steel belt onto the guide platform 41.

[0031] In this embodiment, an inclined surface is formed at the bottom of the adjusting frame 225 , and the inclined surface of the adjusting frame 225 abuts against the top end of the punching rod 224 .

[0032] In this embodiment, two first punching holes 231 and a second punching hole 232 are formed on the top of the lower punching seat 23. The two first punching holes 231 correspond to the two punching blocks 223 upward one by one. The first punching holes 231 are used for the punching blocks 223 to be inserted downward, and the second punching holes 232 correspond to the punching rod 224 upward for the punching rod 224 to be inserted downward.

[0033] In this embodiment, a winding shaft 35 is rotatably connected to the third frame 3, and the winding shaft 35 is used to wind the steel strip to form an iron core.

[0034] In this embodiment, a sliding guide rail 31 and a first servo motor 32 are provided on the third frame 3. The sliding guide rail 31 extends along the conveying direction of the steel belt. A sliding seat 311 is slidably connected to the sliding guide rail 31. The first servo motor 32 is connected to a first screw, and the first screw is threadedly connected to the sliding seat 311.

[0035] In this embodiment, a lifting guide rail 33 and a second servo motor 34 are provided on the sliding seat 311. The lifting guide rail 33 is vertically arranged. A lifting seat 331 is slidably connected to the lifting guide rail 33. The lifting seat 331 is rotatably connected to the winding shaft 35. The second servo motor 34 is connected to a second screw, and the second screw is threadedly connected to the lifting seat 331.

[0036] In this embodiment, a third servo motor 36 is disposed on the lifting seat 331 , and the third servo motor 36 is connected to the winding shaft 35 .

[0037] In this embodiment, the specific winding process is as follows: first, the steel strip is placed on the unwinding rack 11, and then the steel strip is pulled so that the steel strip passes through the guide rack 4, the upper punching seat 22 and the lower punching seat 23 in sequence, and then the third servo motor 35 is started, and the third servo motor 36 drives the winding shaft 35 to rotate, so that the winding shaft 35 winds the steel strip;

[0038] As the steel strip is wound, the first servo motor 32 and the second servo motor 34 are started respectively. The first servo motor 32 drives the first screw to rotate, so as to drive the sliding seat 311 and the winding shaft 35 to move forward and backward to approach or away from the second frame 2. The second servo motor 34 drives the second screw to rotate, so as to drive the lifting seat 331 and the winding shaft 35 to move up and down, thereby pulling the steel strip so that the steel strip is tightly wound when being wound to form an iron core, so that the iron core has high quality and no gaps.

[0039] Among them, when the steel strip passes between the upper punching seat 22 and the lower punching seat 23, the piston rod of the lifting hydraulic cylinder 21 extends to drive the upper punching seat 22 to move downward, thereby driving the two punching blocks 223 and the punching rod 224 to move downward, and the two punching blocks 223 cooperate with the two first punching holes 231 up and down, and the punching rod 224 cooperates with the second punching hole 232 up and down to realize punching of the steel strip.

[0040] At the same time, when it is necessary to punch out holes of different shapes, the two propulsion cylinders 226 are started respectively, and the piston rod of one propulsion cylinder 226 is extended and retracted to drive the adjustment frame 225 to move in the sliding groove 2221, thereby pushing the punching rod 224 to move up and down, and the other propulsion cylinder 226 pushes the adjustment block 222 to move, thereby pushing the two punching blocks 223 and the punching rod 224 to move forward and backward, thereby adjusting the front and rear positions of the two punching blocks 223 and the punching rod 224 to punch out holes of different shapes.

[0041] The embodiments described above are only preferred embodiments of the present invention and do not limit the present invention in any form. Any technician familiar with the field can use the above disclosed technical content to make more possible changes and modifications to the technical solution of the present invention without departing from the scope of the technical solution of the present invention, or modify it into an equivalent embodiment of equivalent changes. Therefore, all equivalent and equivalent changes made according to the idea of ​​the present invention without departing from the content of the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A through-hole forming tool for an iron core winding device, comprising a first frame (1), a second frame (2), and a third frame (3), characterized in that: The first frame (1), the second frame (2), and the third frame (3) are arranged in sequence. The second frame (2) is provided with a lower punching seat (23). The second frame (2) is provided with a lifting hydraulic cylinder (21). The lifting hydraulic cylinder (21) is arranged vertically. The lifting hydraulic cylinder (21) is downwardly connected to an upper punching seat (22). The upper punching seat (22) and the lower punching seat (23) are arranged vertically opposite to each other. The steel strip is moved between the upper punching seat (22) and the lower punching seat (23). The upper punching seat (22) is provided with an adjusting groove (221), an adjusting block (222) is slidably connected in the adjusting groove (221), two punching blocks (223) are connected at the bottom of the adjusting block (222), a punching rod (224) is slidably connected at the bottom of the adjusting block (222), and the punching rod (224) and the two punching blocks (223) are respectively used to cooperate with the lower punching seat (23) up and down to perform punching processing on the steel strip; The side wall of the adjusting block (222) is provided with a sliding groove (2221), and the front and rear ends of the upper punching seat (22) are respectively provided with a propulsion cylinder (226), one of the propulsion cylinders (226) is connected to an adjusting frame (225), and the adjusting frame (225) is inserted into the sliding groove (2221) for adjusting the vertical position of the punching rod (224), and the other propulsion cylinder (226) is connected to the adjusting block (222).

2. A through-hole forming tool for an iron core winding device according to claim 1, characterized in that: The first frame (1) is provided with an unwinding frame (11) rotatably connected thereto, and the unwinding frame (11) is used for mounting a steel strip coil.

3. A through-hole forming tool for an iron core winding device according to claim 2, characterized in that: A guide frame (4) is provided between the first frame (1) and the second frame (2), and a guide platform (41) is provided on the guide frame (4), and the guide platform (41) is used to guide the conveyance of the steel belt.

4. A through-hole forming tool for an iron core winding device according to claim 3, characterized in that: A plurality of pressing cylinders (42) are arranged on the guide frame (4), and the plurality of pressing cylinders (42) are arranged in sequence and spaced apart along the conveying direction of the steel strip. The plurality of pressing cylinders (42) are arranged vertically, and the pressing cylinders (42) are connected downwardly to a pressing block (43), and the pressing block (43) is used to press the steel strip onto the guide platform (41).

5. A through-hole forming tool for an iron core winding device according to claim 4, characterized in that: The bottom of the adjustment frame (225) is formed with an inclined surface, and the inclined surface of the adjustment frame (225) abuts against the top end of the punching rod (224).

6. A through-hole forming tool for an iron core winding device according to claim 5, characterized in that: The top of the lower punching seat (23) is provided with two first punching holes (231) and a second punching hole (232). The two first punching holes (231) correspond to the two punching blocks (223) upwards respectively. The first punching holes (231) are used for the punching blocks (223) to be inserted downwards. The second punching holes (232) correspond to the punching rods (224) upwards for the punching rods (224) to be inserted downwards.

7. A through-hole forming tool for an iron core winding device according to claim 6, characterized in that: A winding shaft (35) is rotatably connected to the third frame (3), and the winding shaft (35) is used to wind a steel strip to form an iron core.

8. A through-hole forming tool for an iron core winding device according to claim 7, characterized in that: The third frame (3) is provided with a sliding guide rail (31) and a first servo motor (32); the sliding guide rail (31) extends along the conveying direction of the steel belt; a sliding seat (311) is slidably connected to the sliding guide rail (31); the first servo motor (32) is connected to a first screw rod; and the first screw rod is threadedly connected to the sliding seat (311).

9. A through-hole forming tool for an iron core winding device according to claim 8, characterized in that: The sliding seat (311) is provided with a lifting guide rail (33) and a second servo motor (34); the lifting guide rail (33) is arranged vertically; the lifting guide rail (33) is slidably connected to a lifting seat (331); the lifting seat (331) is rotatably connected to the winding shaft (35); the second servo motor (34) is connected to a second screw rod; and the second screw rod is threadedly connected to the lifting seat (331).

10. A through-hole forming tool for an iron core winding device according to claim 9, characterized in that: A third servo motor (36) is provided on the lifting seat (331), and the third servo motor (36) is connected to the winding shaft (35).

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