Rapid coiling production device and method for magnetically soft alloy iron core
By designing a fast rolling production device that contains melting, spraying, curling, diameter, and cooling mechanisms, the problem of production speed and quality of the production speed and quality of the soft magnetic alloy iron core roll is solved, and the rapid and high -quality volume collection is achieved Production.
Patent Information
- Application Number
- CN202411433450.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-15
- Publication Date
- 2025-01-24
AI Technical Summary
During the process of soft magnetic alloy core winding, it is difficult for the prior art to achieve rapid production and high-quality winding, which affects the efficiency of the later transformer.
Design a fast -rolled production device including melting mechanisms, jet institutions, rolling agencies, diameter institutions, and cooling mechanisms. The molding roller is formed by the formation roller, the diameter mechanism is adjusted to adjust the inner diameter, and the cooling mechanism uses dry ice spray to cool down.
The rapid production of soft magnetic alloy iron cores is achieved, the post -adjustment time is reduced, and the quality and transformer efficiency are improved.
Smart Images
Figure CN119361311A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of alloy iron core coiling production, and in particular to a device and method for quickly coiling a soft magnetic alloy iron core. Background Art
[0002] The soft magnetic alloy core winding strip is made by melting a certain ratio of raw materials into alloy liquid in a smelting furnace, and then pouring the alloy liquid into a nozzle bag with a slit nozzle at the bottom; the alloy liquid in the nozzle bag flows out of the nozzle, spreads on the outer circumference of the high-speed rotating copper alloy cooling roller below the nozzle, and forms a certain size of alloy liquid molten pool between the outer circumference of the cooling roller and the bottom of the nozzle. The alloy liquid is quickly drawn out and quickly cooled, and the alloy liquid in the nozzle gap is continuously added to the molten pool, thereby forming a continuous thin strip with an amorphous nanocrystalline structure. The thin strip is tightly attached to the outer circumference of the cooling roller and rotates at high speed with the cooling roller, and is peeled off by high-pressure gas or mechanical device at the appropriate position of the outer circumference of the cooling roller, and finally the thin strip is wound into a roll by an online winding device.
[0003] The iron core is formed during the winding process, and is the main transformer core material in the later production of transformer components. However, the influence of the material, especially the material during the winding process, has a greater impact on the later transformer power. The material is crucial during winding, and the quality of winding also affects the later transformer efficiency. The present invention provides a production device that can quickly perform cooling and winding to ensure faster production of the alloy iron core. Summary of the invention
[0004] The purpose of the present invention is to provide a rapid winding production device for soft magnetic alloy cores to solve the problems raised in the above-mentioned background technology. The winding production device can produce soft magnetic alloy cores more quickly, reduce the time of the later adjustment process, ensure faster production of alloy cores, and improve quality more significantly.
[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a soft magnetic alloy core rapid coiling production device, comprising a melting mechanism, a spraying mechanism, a coiling mechanism, a diameter expansion mechanism and a cooling mechanism, the melting mechanism comprising a smelting furnace, the smelting furnace is arranged on a smelting support at the upper end of a production base, a feeding port is arranged at the upper end of the smelting furnace, a spraying mechanism is arranged at the lower end of the smelting furnace, the spraying mechanism comprises a spraying frame, the spraying frame is fixed on the smelting support, a spraying mold is arranged on the spraying frame, an alloy liquid spray hole is arranged on the spraying mold, a forming roller is arranged at the lower end of the alloy liquid spray hole, the forming roller is arranged on a rotating body at the upper end of the production base, the rotating body is fixedly connected to the smelting support, a rotating motor is arranged on one side of the rotating body, the rotating motor is rotatably connected to the forming roller, a coiling mechanism is arranged on one side of the forming roller, a diameter expansion mechanism is arranged on the coiling mechanism, the coiling mechanism is arranged in a coiling box, and a cooling mechanism is arranged in the coiling box.
[0006] The winding mechanism comprises a winding seat, a winding tube is arranged on the winding seat, the winding tube is rotatably connected to a winding motor, the winding motor is fixedly connected to one end of the winding seat, and a diameter expansion mechanism is arranged on the front end of the winding tube.
[0007] The diameter expansion mechanism includes a diameter expansion seat, a shrinking and expanding card group is arranged on the diameter expansion seat, and the shrinking and expanding card group includes a first shrinking and expanding rod, a second shrinking and expanding rod and a third shrinking and expanding rod, the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod are respectively arranged on the diameter expansion seat, and the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod are arranged at an angle of 120°. An expansion screw disk is arranged on the diameter expansion seat, and the expansion screw disk is movably connected with the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod.
[0008] The expanding screw disk includes an expanding screw rod, a screw sleeve is arranged on the expanding screw rod, three movable rods are connected to the screw sleeve, the three movable rods are respectively connected to the first reducing and expanding rod, the second reducing and expanding rod and the third reducing and expanding rod, and one end of the expanding screw rod is rotatably connected to a screw motor.
[0009] The upper end of the winding box is provided with a belt inlet, the lower end of the belt inlet is provided with a guide wheel in the winding box, the lower end of the guide wheel is provided with a diameter expansion seat, and the winding box is provided with a cooling mechanism around the diameter expansion seat.
[0010] The cooling mechanism comprises cooling spray holes, which are arranged on the inner wall of the box around the winding box. A cooling box is arranged on the inner wall of the box. Dry ice particles are arranged in the cooling box. The dry ice particles are sprayed through the cooling spray holes by an air pressure pump.
[0011] The dry ice particles are arranged in a spray pipe, the spray pipe is connected to the cooling spray hole, a compressed air pipe is connected to the rear end of the spray pipe, and a dry ice particle storage tank is arranged at the upper end of the spray pipe.
[0012] The diameter of the dry ice particles is 0.03-0.08 mm, and the dry ice particles are controlled within the range of 0.03-0.08 mm. The dry ice particles can be vaporized instantly when injected into the coiling box to reduce the temperature inside the coiling box.
[0013] A winding and cooling mechanism is arranged between the belt inlet and the forming roller, and the winding and cooling mechanism comprises a cooling nozzle, and the cooling nozzle is arranged on a cooling pipe, and the cooling pipe is arranged on the winding seat, and the cooling nozzles are evenly arranged on the cooling pipe.
[0014] The cooling tubes are arranged in double rows on the upper and lower sides of the iron core winding belt.
[0015] Compared with the prior art, the present invention has the following beneficial effects:
[0016] 1. The alloy strip is formed and conveyed by the forming roller, and is set for the later coiling of the alloy strip. The coiling mechanism can set the inner diameter of the iron core for coiling during the coiling process. During this coiling process, the diameter expansion mechanism can expand the diameter of the slack during the coiling process, thereby ensuring the quality requirements of the coiled iron core. At the same time, the slack problem after coiling can be solved by solidifying it through the cooling mechanism to improve the coiling quality of the iron core.
[0017] 2. Expand and tighten through the expansion rod, and meet the inner diameter requirements of the core during the tightening process. The winding quality and tightness can be completed in an adjustable manner. At the same time, different expansion treatments can be performed according to the core quality requirements. It can be used in the production of cores with different inner diameters, thereby improving the diversification of product production and improving production capacity.
[0018] 3. The inner diameter can be adjusted to achieve the inner diameter processing of the alloy iron core, and the tightness of the iron core can be adjusted at the same time to achieve dual adjustment functions. At the same time, during the adjustment process, the inner diameter of the coil is set to be 0.1-0.8mm smaller than the standard inner diameter, and the expansion range is controlled between 0.05-0.15mm to ensure the adjustment accuracy of the iron core.
[0019] 4. The dry ice particles are sprayed out through the cooling nozzle. At the same time, the temperature of the alloy strip is still relatively high when it enters. In the mixture of the temperature in the coiling box and the dry ice particles, the dry ice particles form a mist to achieve the purpose of cooling. The coiling is carried out during the cooling process to prevent the coiled alloy strip from rebounding easily, thereby improving the shaping ability of the iron core. At the same time, the coiling is solidified at low temperature after stretching during the coiling process, which has a better effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a schematic diagram of the structural principle of the rapid coiling production device for soft magnetic alloy cores of the present invention.
[0021] Figure 2 It is a schematic diagram of the structural principle of the melting mechanism and the injection mechanism of the present invention.
[0022] Figure 3 It is a schematic diagram of the structural principle of the winding box of the present invention.
[0023] Figure 4 The figure is a schematic diagram showing the principle of the diameter expansion mechanism structure of the present invention.
[0024] Figure 5 This is a schematic diagram showing the structure principle of the coiling and cooling mechanism of the present invention.
[0025] Figure 6 This is a schematic diagram showing the principle of the cooling pipe structure of the present invention.
[0026] Reference numerals: 1, melting mechanism, 2, injection mechanism, 3, coiling mechanism, 4, diameter expansion mechanism, 5, cooling mechanism, 6, smelting furnace, 7, production base, 8, smelting support, 9, feeding port, 10, injection rack, 11, injection mold, 12, alloy liquid spray hole, 13, forming roller, 14, rotating motor, 15, rotating body, 16, coiling box, 17, coiling seat, 18, coiling tube, 19, coiling motor, 20. Expansion seat, 21. First expansion rod, 22. Second expansion rod, 23. Third expansion rod, 24. Aperture screw plate, 25. Expansion screw, 26. Screw sleeve, 27. Movable rod, 28. Belt inlet, 29. Guide wheel, 31. Cooling spray hole, 32. Box inner wall, 33. Cooling box, 34. Dry ice particles, 35. Spray pipe, 36. Compressed air pipe, 37. Cooling nozzle, 38. Cooling pipe. DETAILED DESCRIPTION
[0027] The following content describes in detail the specific implementation of the present invention in conjunction with the accompanying drawings.
[0028] A soft magnetic alloy core rapid coiling production device, comprising a melting mechanism 1, a spraying mechanism 2, a coiling mechanism 3, a diameter expansion mechanism 4 and a cooling mechanism 5, wherein the melting mechanism 1 comprises a smelting furnace 6, the smelting furnace 6 is arranged on a smelting support 8 at the upper end of a production base 7, a feeding port 9 is arranged at the upper end of the smelting furnace 6, a spraying mechanism is arranged at the lower end of the smelting furnace 6, the spraying mechanism comprises a spraying frame 10, the spraying frame 10 is fixed on the smelting support 8, a spraying mold 11 is arranged on the spraying frame 10, an alloy liquid spray hole 12 is arranged on the spraying mold 11, a forming roller 13 is arranged at the lower end of the alloy liquid spray hole 12, the forming roller 13 is arranged on a rotating body 15 at the upper end of the production base 7, the rotating body 15 is fixedly connected to the smelting support 8, and one side of the rotating body 15 is provided with A rotating motor 14 is rotatably connected to the forming roller 13. A winding mechanism 3 is provided on one side of the forming roller 13. A diameter expansion mechanism 4 is provided on the winding mechanism 3. The winding mechanism 3 is provided in a winding box 16. A cooling mechanism 5 is provided in the winding box 16. The alloy can be melted by the melting mechanism 1 to produce an alloy strip. The alloy strip is formed and conveyed by the forming roller 13 to be arranged for the later winding of the alloy strip. The winding mechanism 3 can set the inner hole diameter of the iron core during the winding process for winding. In this winding process, the diameter expansion mechanism can be used to expand the diameter of the slack during the winding process, thereby ensuring the quality requirements of the wound iron core. At the same time, the slack problem after winding can be improved by solidifying the cooling mechanism 5 to improve the winding quality of the iron core.
[0029] The winding mechanism 3 includes a winding seat 17, on which a winding tube 18 is arranged, and the winding tube 18 is rotatably connected to a winding motor 19, and the winding motor 19 is fixedly connected to one end of the winding seat 17, and a diameter expansion mechanism 4 is arranged on the front end of the winding tube 18; the winding mechanism 3 can wind and shape the alloy strip on the forming roller through the winding tube 18 to form an iron core, so as to improve the winding efficiency.
[0030] The diameter expansion mechanism 4 includes a diameter expansion seat 20, on which a contraction and expansion card group is arranged, and the contraction and expansion card group includes a first contraction and expansion rod 21, a second contraction and expansion rod 22 and a third contraction and expansion rod 23, the first contraction and expansion rod 21, the second contraction and expansion rod 22 and the third contraction and expansion rod 23 are respectively arranged on the diameter expansion seat 20, and the first contraction and expansion rod 21, the second contraction and expansion rod 22 and the third contraction and expansion rod 23 are arranged at an angle of 120°, and an expansion screw plate 24 is arranged on the diameter expansion seat 20, and the expansion screw plate 24 is movably connected with the first contraction and expansion rod 21, the second contraction and expansion rod 22 and the third contraction and expansion rod 23; through the diameter expansion mechanism 4, In order to ensure the inner diameter accuracy of the coiled alloy iron core during the coiling process, the first shrinking and expanding rod 21, the second shrinking and expanding rod 22 and the third shrinking and expanding rod 23 of the diameter expansion mechanism 4 are adjusted respectively, and the coiling is performed in a manner that is set smaller than the inner diameter of the coiled iron core during the coiling process. After the coiling is completed, in order to ensure the coiling quality of the iron core, the expansion rod is used to expand and tighten it, and the inner diameter requirement of the iron core is met during the tightening process. The coiling quality and tightness can be achieved in an adjustable manner. At the same time, different expansion treatments can be performed according to the quality requirements of the iron core, and it can be used universally in the production of iron cores with different inner diameters, thereby improving the diversification of product production and improving production capacity.
[0031] The expanding screw disk 24 includes an expanding screw 25, on which a screw sleeve 26 is provided, and on which three movable rods 27 are connected, and the three movable rods 27 are respectively connected to the first reducing and expanding rod 21, the second reducing and expanding rod 22 and the third reducing and expanding rod 23, and one end of the expanding screw 25 is rotatably connected to a screw motor 28; the expanding screw disk 24 can be used to adjust the inner diameter of the expanded iron core, and the expansion screw is rotated to move the screw sleeve forward and backward to achieve the first reducing and expanding rod 21, the second reducing and expanding rod 22 and the third reducing and expanding rod 23 to expand or contract, thereby adjusting the inner diameter and achieving the inner diameter processing of the alloy iron core. At the same time, the tightness of the iron core is adjusted to achieve a dual adjustment function, and during the adjustment process, the inner diameter of the coiled is set to be 0.1-0.8mm smaller than the standard inner diameter, and the expansion range is controlled between 0.05-0.15mm to ensure the adjustment accuracy of the iron core.
[0032] The winding box 16 is provided with a strip inlet 28 at the upper end, a guide wheel 29 is provided in the winding box 16 at the lower end of the strip inlet 28, a diameter expansion seat 20 is provided at the lower end of the guide wheel 29, and a cooling mechanism 5 is provided on the winding box 16 around the diameter expansion seat 20; the strip inlet 28 is an entrance for cooling the alloy strip before winding, and is cooled before entering the winding box. The winding box 16 is internally cooled by dry ice spraying. Dry ice spraying is used for cooling during the winding process to reduce the rebound of the coiled core, achieve the finalization of the coiling, improve the quality of the product, and ensure the power used in the later stage.
[0033] The cooling mechanism 5 includes a cooling spray hole 31, and the cooling spray hole 31 is arranged on the inner wall 32 of the box around the winding box 16. A cooling box 33 is arranged on the inner wall 32 of the box. Dry ice particles 34 are arranged in the cooling box 33. The dry ice particles 34 are sprayed through the cooling spray hole 31 by an air pressure pump; the dry ice particles 34 are sprayed out through the cooling spray hole 31, and at the same time, the temperature of the alloy strip is still relatively high when entering. In the mixture of the temperature in the winding box 16 and the dry ice particles 34, the dry ice particles form mist to achieve the purpose of cooling. The winding is carried out during the cooling process to achieve the winding of the alloy strip, which is not easy to rebound, thereby improving the shaping ability of the iron core. At the same time, the winding after stretching in the winding process is solidified by low temperature, and the effect is better.
[0034] The dry ice particles 34 are arranged in a spray pipe 35, the spray pipe 35 is connected to the cooling nozzle 31, the rear end of the spray pipe 35 is connected to a compressed air pipe 36, and the upper end of the spray pipe 35 is provided with a dry ice particle storage tank; in order to ensure that the dry ice particles are sprayed more evenly, the spraying is carried out through a compressed air pipe, and at the same time, the alloy strip is cooled more quickly and evenly.
[0035] The diameter of the dry ice particles 34 is 0.03-0.08 mm, and the dry ice particles are controlled within the range of 0.03-0.08 mm. The dry ice particles can be vaporized instantly when injected into the coiling box to reduce the temperature inside the coiling box.
[0036] A coiling and cooling mechanism is provided between the strip inlet 28 and the forming roller 13, and the coiling and cooling mechanism includes a cooling nozzle 37, and the cooling nozzle 37 is provided on a cooling pipe 38, and the cooling pipe 38 is provided on the coiling seat 17, and the cooling nozzles 37 are evenly provided on the cooling pipe 38; because the coiled alloy strip has a very high temperature after being formed by the forming roller, nitrogen is sprayed on it through the cooling nozzle to reduce the temperature, thereby realizing early cooling before coiling.
[0037] The cooling tubes 38 are arranged in double rows on the upper and lower sides of the iron core winding belt.
[0038] The above is only a preferred embodiment of the present invention. It should be pointed out that for those skilled in the art, several improvements and substitutions can be made without departing from the technical principles of the present invention. These improvements and substitutions are deemed to be within the scope of protection of the present invention.
Claims
1. A rapid coiling production device for soft magnetic alloy cores, characterized in that: It includes a melting mechanism, an injection mechanism, a coiling mechanism, a diameter expansion mechanism and a cooling mechanism. The melting mechanism includes a smelting furnace, which is arranged on a smelting support at the upper end of a production base. A feeding port is arranged at the upper end of the smelting furnace. A spraying mechanism is arranged at the lower end of the smelting furnace. The spraying mechanism includes an injection frame, which is fixed on the smelting support. An injection mold is arranged on the injection frame. An alloy liquid spray hole is arranged on the injection mold. A forming roller is arranged at the lower end of the alloy liquid spray hole. The forming roller is arranged on a rotating body at the upper end of the production base. The rotating body is fixedly connected to the smelting support. A rotating motor is arranged on one side of the rotating body. The rotating motor is rotatably connected to the forming roller. A coiling mechanism is arranged on one side of the forming roller. A diameter expansion mechanism is arranged on the coiling mechanism. The coiling mechanism is arranged in a coiling box. A cooling mechanism is arranged in the coiling box.
2. The rapid coiling production device for soft magnetic alloy core according to claim 1 is characterized in that: The winding mechanism comprises a winding seat, a winding tube is arranged on the winding seat, the winding tube is rotatably connected to a winding motor, the winding motor is fixedly connected to one end of the winding seat, and a diameter expansion mechanism is arranged on the front end of the winding tube.
3. The rapid coiling production device for soft magnetic alloy core according to claim 2 is characterized in that: The diameter expansion mechanism includes a diameter expansion seat, a shrinking and expanding card group is arranged on the diameter expansion seat, and the shrinking and expanding card group includes a first shrinking and expanding rod, a second shrinking and expanding rod and a third shrinking and expanding rod, the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod are respectively arranged on the diameter expansion seat, and the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod are arranged at an angle of 120°. An expansion screw disk is arranged on the diameter expansion seat, and the expansion screw disk is movably connected with the first shrinking and expanding rod, the second shrinking and expanding rod and the third shrinking and expanding rod.
4. The rapid coiling production device for soft magnetic alloy core according to claim 3 is characterized in that: The expanding screw disk includes an expanding screw rod, a screw sleeve is arranged on the expanding screw rod, three movable rods are connected to the screw sleeve, the three movable rods are respectively connected to the first reducing and expanding rod, the second reducing and expanding rod and the third reducing and expanding rod, and one end of the expanding screw rod is rotatably connected to a screw motor.
5. The device for rapidly coiling and producing soft magnetic alloy cores according to claim 4, characterized in that: The upper end of the winding box is provided with a belt inlet, the lower end of the belt inlet is provided with a guide wheel in the winding box, the lower end of the guide wheel is provided with a diameter expansion seat, and the winding box is provided with a cooling mechanism around the diameter expansion seat.
6. A rapid coiling production device for soft magnetic alloy core according to claim 5, characterized in that: The cooling mechanism comprises cooling spray holes, which are arranged on the inner wall of the box around the winding box. A cooling box is arranged on the inner wall of the box. Dry ice particles are arranged in the cooling box. The dry ice particles are sprayed through the cooling spray holes by an air pressure pump.
7. A rapid coiling production device for soft magnetic alloy cores according to claim 6, characterized in that: The dry ice particles are arranged in a spray pipe, the spray pipe is connected to the cooling spray hole, a compressed air pipe is connected to the rear end of the spray pipe, and a dry ice particle storage tank is arranged at the upper end of the spray pipe.
8. The device for rapidly coiling and producing soft magnetic alloy cores according to claim 7, characterized in that: The diameter of the dry ice particles is 0.03-0.08 mm, and the dry ice particles are controlled within the range of 0.03-0.08 mm. The dry ice particles can be vaporized instantly when injected into the coiling box to reduce the temperature inside the coiling box.
9. The device for rapidly coiling and producing soft magnetic alloy cores according to claim 5, characterized in that: A winding and cooling mechanism is arranged between the belt inlet and the forming roller, and the winding and cooling mechanism comprises a cooling nozzle, and the cooling nozzle is arranged on a cooling pipe, and the cooling pipe is arranged on the winding seat, and the cooling nozzles are evenly arranged on the cooling pipe.
10. The device for rapidly coiling and producing soft magnetic alloy cores according to claim 9, characterized in that: The cooling tubes are arranged in double rows on the upper and lower sides of the iron core winding belt.