A manual winding device and method for hard flat wire
By designing a manual winding device for hard flat wires, the flat wire compression structure and winding structure are used to solve the problems of flat wire forming difficulties and patent skin damage, and an efficient and low-cost winding composition type is achieved.
Patent Information
- Application Number
- CN202411898607.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-04-04
AI Technical Summary
During the motor manufacturing process, the difficulty in forming hard flat wires leads to inefficient winding manufacturing and easy damage to the patent skin.
A hard flat wire manual winding device is designed, including a flat wire compression structure and a flat wire winding structure. The compaction and molding of the flat wire is achieved through components such as a rotary body, a long handle rod, a movable column and a winding base.
This device effectively avoids damage to the winding patent leather, is simple to operate, saves time and effort, has low production costs, and can adapt to coil molding of different sizes.
Smart Images
Figure CN119765820A_ABST
Abstract
Description
Technical Field
[0001] The invention can be applied to the field of motor manufacturing and relates to a hard flat wire manual winding device and method. Background Art
[0002] In the design and manufacturing process of motors, the flat wire winding of flat wire motors is increasingly widely used in drive motors due to its high slot fill rate, good thermal conductivity, and low vibration and noise. However, when manufacturing motor windings, due to the large cross-sectional area and high rigidity of the flat wire, it is difficult to form the flat wire using a winding die for direct winding. Summary of the invention
[0003] The purpose of the present invention is to solve the problem of difficulty in winding and forming the flat wire of the motor, and to design a compact structure shaping winding and a curved structure forming winding. This structure not only ensures the quality of the winding forming, but also effectively avoids the problem of winding paint damage, and has the advantages of simple operation, time saving, labor saving, low production cost, etc.
[0004] The technical scheme of the present invention is: a manual winding device for hard flat wire, including a flat wire pressing structure and a flat wire winding structure; the flat wire pressing structure is composed of a rotating body 6, a handle long rod 7, a handle 9, a positioning pin 10, a spring 11, a flat column 12, a pressure plate 13 and an eccentric wheel 15; the flat column 12 is fixed on the rotating body 6, and the pressure plate 13 is slidably matched with the flat column 12, and the eccentric wheel 15 is fixed on the flat end of the flat column 12; at the same time, the steps on both sides of the end surface of the rotating body 6 are The trapezoidal hole axially positions the pressure plate 13 through the positioning pin 10 and the spring 11; the handle long rod 7 is a stepped cylindrical handle, the small end cylinder slides with the blind hole on the side of the rotating body 6, and the large end cylindrical end is fixed as a whole with the handle 9; the flat wire winding structure includes a long rod 1, a movable column 2, a winding base 3, and a bottom plate 18; the winding base 3 is installed on the bottom plate 18, the winding base 3 is connected to the rotating body 6 through the movable column 2, and the long rod 1 is installed on the movable column 2.
[0005] The cylindrical portion at the small end of the handle long rod 7 is provided with a cylindrical pin through hole, which is slidably matched with the cylindrical pin hole in the blind hole on the side of the rotating body 6 through the cylindrical pin B5.
[0006] The flat column 12 is a cylindrical shape with one end flattened, and through holes are provided at both ends of the flat column; the flat column is fixed on the rotating body 6 by a cylindrical pin A4 passing through the through hole and the through hole of the rotating body 6.
[0007] The winding base 3 is an irregular right-angled trapezoid, one side of the trapezoid is provided with a lug, the lug is processed with a U-shaped groove, and the U-shaped groove is matched with the lug clearance of the rotating body 6.
[0008] The inclined surface of the right-angled trapezoid of the winding base 3 is provided with a concave groove, the concave groove and the right-angle surface form an angle of 4 degrees, and the size of the concave groove is 0.5 mm larger than the cross-sectional width of the hard flat wire 19.
[0009] The movable column 2 is a stepped cylinder, which is provided with a spherical cylinder and a threaded column, wherein the spherical cylinder is provided with a cylindrical hole, which is transitionally matched with the long rod 1; the threaded column section is threadedly connected with the winding base 3.
[0010] The handle assembly consisting of the handle long rod 7 and the handle 9 is installed on the rotating body 6 through a cylindrical pin B5.
[0011] The cylindrical radius of the sliding fit section between the movable column 2 and the pressing plate 13 is consistent with the radius R of the four corners of the forming coil.
[0012] The height X between the center of the cylindrical section of the movable column 2 and the pressing plate 13 and the concave groove of the winding base 3 is 0.25 mm greater than the sum of the radius of the cylindrical section and the height of the wound flat wire.
[0013] The winding method of the manual winding device for hard flat wires is as follows: first, the hard flat wire 19 is passed through a clamping device with a handle 9, and the hard flat wire winding is clamped by an eccentric wheel 7 and a pressing plate 2; the shaped winding is inserted into a concave groove of a winding substrate 3, and then the hard flat wire 19 is wound 90° in the clamping device through a movable column 2, and the cycle is continued. After winding 4 times, a rectangular coil is formed, and then the multi-layer winding component assembly is cyclically wound through the concave groove of the winding substrate 3 to achieve the purpose of flat wire forming and bending.
[0014] The beneficial effects of the present invention are as follows: for coils of the same specification but different rectangular sizes, the present invention can realize the formation of hard flat wire windings of different sizes by only replacing the movable column (2), effectively avoiding the problem of winding paint damage, and having the advantages of simple operation, time and labor saving, and low production cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of the present invention;
[0016] Figure 2 It is an exploded view of the structure of the present invention;
[0017] Figure 3 Schematic diagram of rigid flat wire forming at 90°;
[0018] Figure 4 Schematic diagram of forming two 90° rigid flat wires;
[0019] Figure 5 Schematic diagram of a hard flat wire in a rectangular shape;
[0020] Figure 6 Schematic diagram of the rotating body structure;
[0021] Figure 7 Schematic diagram of the pressure plate structure;
[0022] Figure 8 Schematic diagram of flat column structure;
[0023] Fig. 9 Schematic diagram of the winding substrate structure; a is a three-dimensional structural schematic diagram, b is a two-dimensional main view, and c is a two-dimensional top view;
[0024] Fig.10 Schematic diagram of rigid flat wire forming;
[0025] Among them, 1-long rod, 2-movable column, 3-winding base, 4-cylindrical pin A, 5-cylindrical pin B, 6-rotating body, 7-handle long rod, 8-cylindrical pin C, 9-handle, 10-locating pin, 11-spring, 12-flat column, 13-pressure plate, 14-cylindrical pin D, 15-eccentric wheel, 16-screw, 17-cylindrical pin E, 18-base plate. DETAILED DESCRIPTION
[0026] The specific implementation modes of the present invention are further described in detail below with reference to the accompanying drawings.
[0027] like Figure 1 As shown, a manual winding device for hard flat wires includes a flat wire clamping structure and a flat wire winding structure; the flat wire clamping structure is composed of a cylindrical pin A4, a cylindrical pin B5, a rotating body 6, a handle long rod 7, a cylindrical pin C8, a handle 9, a positioning pin 10, a spring 11, a flat column 12, a pressure plate 13, a cylindrical pin D14, and an eccentric wheel 15;
[0028] like Figure 5 As shown, the appearance of the rotating body 6 is a rectangular structure with two lug structures, one lug is provided with a semicircular arc notch, two step holes and a through hole are provided in the middle, a through hole is provided on the upper surface, and a blind hole is provided at the end, and the blind hole is provided with a through hole penetrating the upper and lower surfaces;
[0029] like Figure 6 As shown, the pressing plate 13 is a rectangular structure with lugs, stepped holes are arranged on both sides, and a through hole is arranged in the middle.
[0030] like Figure 7As shown, the flat column 12 is a cylindrical shape with one end flattened, and both ends of the flat column are provided with through holes; the flat column 12 is fixed to the rotating body 6 by passing the cylindrical pin A4 through the through hole at the cylindrical end of the flat column 12 and the through hole on the upper surface of the through hole of the rotating body 6, and at the same time, the pressure plate 13 is slidably matched with the flat column 12, and the eccentric wheel 15 is fixed to the flat end of the flat column 12 by the cylindrical pin D14; at the same time, the stepped holes on both sides of the end surface of the rotating body 6 are used to axially position the pressure plate 13 through the positioning pin 10 and the spring 11, wherein the positioning pin 10 passes through the stepped hole of the rotating body 6. Interference fit, sliding fit with the stepped hole of the pressure plate 13; the handle rod 7 is a stepped cylindrical handle, the small end cylinder slides with the blind hole on the side of the rotating body 6, the small end cylindrical part is provided with a cylindrical pin through hole, which slides with the cylindrical pin hole in the blind hole on the side of the rotating body through the cylindrical pin B5, and is interference fit with the cylindrical part of the small end of the handle rod 7 with a cylindrical pin through hole; a blind hole is provided at the end of the large end cylinder, and a through hole penetrating the center is provided at the blind hole, which passes through the handle 9 through the cylindrical pin C8, fixing the handle 9 and the handle rod 7 as a whole.
[0031] The flat wire winding structure is composed of a long rod 1, a movable column 2, a winding base 3, a screw 16, a cylindrical pin E17, and a base plate 18. The winding base 3 is an irregular right-angled trapezoid, and a lug is provided on one side of the trapezoid. A U-shaped groove is processed at the lug. The U-shaped groove is matched with the lug clearance of the rotating body 6 and is connected to the rotating body 6 through the movable column 2. The movable column 2 is a stepped cylinder and a through hole is provided at one end. The through hole is used to install the long rod 1; at the same time, a concave groove is provided on the inclined surface of the right-angled trapezoid of the winding base 3, and the concave groove is 4° with the right-angle surface. A cylindrical pin hole and a threaded hole are provided at the bottom, and the winding base 3 is installed on the base plate 18 by screws 16 and cylindrical pins E17.
[0032] like Figure 8 As shown, the size of the concave groove of the winding base 3 is 0.5 mm larger than the cross-sectional width of the hard flat wire 19 .
[0033] The movable column 2 is in a stepped cylindrical shape, and is provided with a spherical cylinder and a threaded column, wherein the spherical cylinder is provided with a cylindrical hole, which is transitionally matched with the long rod 1; the threaded column section is threadedly connected with the winding base 3.
[0034] The handle assembly consisting of the handle long rod 7 and the handle 9 is installed on the rotating body 6 through a cylindrical pin B5.
[0035] The cylindrical radius of the sliding fit section between the movable column 2 and the pressing plate 13 is consistent with the radius R of the four corners of the forming coil.
[0036] The height X between the center of the cylindrical section of the movable column 2 and the pressing plate 13 and the concave groove of the winding base 3 is the sum of the radius of the cylindrical section and the height of the wound flat wire, which is 0.25 mm.
[0037] like Figure 1-4As shown in Figure 9, a manual winding method for hard flat wire is adopted. The manual winding device for hard flat wire is used. First, the hard flat wire 19 is passed through the clamping device with a handle 9, and the hard flat wire winding is clamped by the eccentric wheel 7 and the pressing plate 2; the shaped winding is inserted into the concave groove of the winding substrate 3, and then the hard flat wire 19 is wound 90° in the clamping device through the movable column 2, and the cycle is continued. After winding 4 times, a rectangular coil is formed, and then the multi-layer winding component assembly is cyclically wound through the 4° concave groove of the winding substrate 3 to achieve the purpose of flat wire forming and bending.
Claims
1. A manual winding device for rigid flat wire, characterized in that: The invention comprises a flat wire pressing structure and a flat wire winding structure; the flat wire pressing structure comprises a rotating body (6), a handle long rod (7), a handle (9), a positioning pin (10), a spring (11), a flat column (12), a pressure plate (13) and an eccentric wheel (15); the flat column (12) is fixed on the rotating body (6), the pressure plate (13) and the flat column (12) are slidably matched, and the eccentric wheel (15) is fixed on the flat end of the flat column (12); at the same time, the stepped holes on both sides of the end surface of the rotating body (6) are connected to the spring through the positioning pin (10) and the eccentric wheel (15). The spring (11) positions the pressure plate (13) axially; the handle long rod (7) is a stepped cylindrical handle, the small end cylinder is slidably matched with the blind hole on the side of the rotating body (6), and the large end cylindrical end is fixed to the handle (9) as a whole; the flat wire winding structure comprises a long rod (1), a movable column (2), a winding base (3), and a bottom plate (18); the winding base (3) is installed on the bottom plate (18), the winding base (3) is connected to the rotating body (6) through the movable column (2), and the long rod (1) is installed on the movable column (2).
2. The manual winding device for hard flat wire according to claim 1, characterized in that: The cylindrical part at the small end of the handle long rod (7) is provided with a cylindrical pin through hole, which is slidably matched with the cylindrical pin hole in the blind hole on the side of the rotating body (6) through the cylindrical pin B (5).
3. The manual winding device for hard flat wire according to claim 1, characterized in that: The flat column (12) is a cylindrical shape with one end flattened, and through holes are provided at both ends of the flat column; the flat column is fixed on the rotating body (6) by a cylindrical pin A (4) passing through the through hole and the through hole of the rotating body (6).
4. The manual winding device for hard flat wire according to claim 1, characterized in that: The winding base (3) is an irregular right-angle trapezoid, one side of the trapezoid is provided with a lug, a U-shaped groove is processed at the lug, and the U-shaped groove is clearance-matched with the lug of the rotating body (6).
5. The manual winding device for hard flat wire according to claim 4, characterized in that: The inclined surface of the right-angled trapezoid of the winding base (3) is provided with a concave groove, the concave groove is 4° with the right-angled surface, and the size of the concave groove is 0.5 mm larger than the cross-sectional width of the hard flat wire (19).
6. The manual winding device for hard flat wire according to claim 1, characterized in that: The movable column (2) is a stepped cylinder, provided with a spherical cylinder and a threaded column, wherein the spherical cylinder is provided with a cylindrical hole, which is transitionally matched with the long rod (1); the threaded column section is threadedly connected with the winding base (3).
7. The manual winding device for hard flat wire according to claim 1, characterized in that: The handle assembly consisting of the handle long rod (7) and the handle (9) is installed on the rotating body (6) through a cylindrical pin B (5).
8. The manual winding device for hard flat wire according to claim 1, characterized in that: The cylindrical radius of the sliding fit section between the movable column (2) and the pressing plate (13) is consistent with the arc radius R of the four corners of the forming coil.
9. The manual winding device for hard flat wire according to claim 1, characterized in that: The height X of the concave groove of the winding base (3) and the center of the cylindrical section of the sliding fit between the movable column (2) and the pressure plate (13) is 0.25 mm greater than the sum of the radius of the cylindrical section and the height of the wound flat wire.
10. The method for winding a hard flat wire according to any one of claims 1 to 9, characterized in that: First, a hard flat wire (19) is passed through a clamping device with a handle (9), and the hard flat wire winding is clamped by an eccentric wheel (7) and a clamping plate (2); the shaped winding is inserted into a concave groove of a winding base (3), and then the hard flat wire (19) is wound 90 degrees in the clamping device through a movable column (2), and the cycle is continued. After winding four times, a rectangular coil is formed, and then the multi-layer winding component assembly is cyclically wound through the concave groove of the winding base (3), thereby achieving the purpose of flat wire shaping and bending.