Motor winding mechanism of electric bicycle

Abstract

The utility model relates to the technical field of motor production, in particular to a winding mechanism for a motor of an electric bicycle, which can wind two coils at the same time, and is high in winding efficiency, convenient to use and high in practicability compared with the prior art. Comprising a bottom plate, two supporting plates and two unwinding rollers, the two unwinding rollers are rotationally installed on the two supporting plates correspondingly, and the two supporting plates are fixedly installed on the left portion and the right portion of the bottom plate correspondingly; the two vertical plates are fixedly installed on the left portion and the right portion of the bottom plate respectively, the rotating shaft is rotatably installed on the two vertical plates, the driving mechanism is used for driving the rotating shaft to rotate, the two winding mechanisms are installed on the left portion and the right portion of the rotating shaft respectively, and the winding mechanisms are used for winding coils. The two winding mechanisms are located on the front sides of the two unwinding rollers correspondingly.

Description

Technical Field

[0001] The utility model relates to the technical field of motor production, in particular to a motor winding mechanism for an electric bicycle. Background Art

[0002] In the production process of electric bicycles, the motor is the main power transmission device on the electric bicycle, and the stator on the motor is the main component of the motor. When assembling the motor on the electric bicycle, the wound coil needs to be embedded in the wire slot of the stator of the motor with insulating paper, and then the stator is installed on the motor, and the coil needs to be wound using a winding mechanism. In the prior art, the utility model patent with patent application number 202322008238.6 discloses a motor coil winding machine, which is mainly composed of a box, a rotating seat, a first support structure, a second support structure, and a driving structure. When it is used, the wire is wound on two support rods, and then the rotating seat is driven to rotate by the driving mechanism, and then the two support rods are driven to rotate, so that the wire is wound into a coil on the two support rods; the inventor believes that there are the following problems in its use. When the rotating seat is driven to rotate, it can only wind one coil at a time, and multiple coils need to be embedded on an electronic stator. In large-scale assembly and production, and when the product delivery period is relatively tight, its winding efficiency is low, which is easy to delay the production progress and inconvenient to use. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides an electric bicycle motor winding mechanism which can wind two coils at the same time and has high winding efficiency, is convenient to use and has high practicality compared with the prior art.

[0004] The utility model discloses a motor winding mechanism for an electric bicycle, comprising a bottom plate, two groups of support plates and two groups of unwinding rollers, wherein the two groups of unwinding rollers are rotatably mounted on the two groups of support plates, and the two groups of support plates are fixedly mounted on the left and right parts of the bottom plate respectively; the utility model also comprises two groups of vertical plates, a rotating shaft, a driving mechanism and two groups of winding mechanisms, wherein the two groups of vertical plates are fixedly mounted on the left and right parts of the bottom plate respectively, the rotating shaft is rotatably mounted on the two groups of vertical plates, the driving mechanism is used to drive the rotating shaft to rotate, the two groups of winding mechanisms are respectively mounted on the left and right parts of the rotating shaft, the winding mechanism is used to wind the coil, and the two groups of winding mechanisms are respectively located at the front sides of the two groups of unwinding rollers; when assembling the electric bicycle, the utility model discloses a motor winding mechanism for an electric bicycle, comprising a bottom plate, two groups of support plates and two groups of unwinding rollers, wherein the two groups of support ... When the machine is used, when it is necessary to wind the coil, firstly, one end of the wire on the two sets of unwinding rollers is fixed on the two sets of winding mechanisms respectively, then the driving mechanism is turned on, the driving mechanism drives the rotating shaft to rotate, and the rotating shaft drives the two sets of winding mechanisms to rotate, and the two sets of winding mechanisms make the wires on the two sets of unwinding rollers respectively wind on the two sets of winding mechanisms to form coils during the rotation process, and after the coils on the two sets of winding mechanisms are wound to a specified number of turns, the driving mechanism is turned off, and then the wound coils are respectively taken off from the two sets of winding mechanisms; it can wind two coils at the same time, has high winding efficiency, is easy to use, and has high practicality.

[0005] Preferably, the driving mechanism includes bevel gear A, bevel gear B, a driving shaft, a support frame and a driving motor, bevel gear A is fixedly mounted on the rotating shaft, bevel gear A is meshed with bevel gear B, bevel gear A and bevel gear B have the same number of teeth and the same tooth pitch, bevel gear B is fixedly mounted on the driving shaft, the driving shaft is rotatably mounted on the support frame, the support frame and the driving motor are both fixedly mounted on the base plate, and the lower end of the driving shaft is connected to the output end of the driving motor; when the driving shaft rotates, the driving motor is turned on, the driving motor drives the bevel gear A to rotate through the driving shaft, and then drives the rotating shaft to rotate, the rotating shaft drives the winding mechanism to rotate, and then the wire is wound into a coil on the winding mechanism; winding is convenient.

[0006] Preferably, the winding mechanism includes a moving mechanism, a connecting plate, a base block, a positioning rod, two groups of sliders and two groups of arc plates, the connecting plate is fixedly mounted on one end of the rotating shaft, the base block is fixedly mounted on the middle part of the connecting plate, the positioning rod is fixedly mounted on the base block, the two groups of sliders are mounted on the connecting plate through the moving mechanism, the base block is located between the two groups of sliders, the two groups of arc plates are respectively fixedly mounted on the two groups of sliders, and the moving mechanism is used to adjust the distance between the two groups of sliders; when winding the coil, firstly wind one end of the wire around the positioning rod, then wind the wire around the two groups of arc plates, then rotate the rotating shaft, the rotating shaft drives the connecting plate to rotate, the rotating connecting plate causes the two groups of arc plates to rotate around the rotating shaft through the two groups of sliders, and then the wire is wound into a coil on the two groups of arc plates, and after the wire is wound around the two groups of arc plates to a specified number of turns, the coil can be removed from the two groups of arc plates, which facilitates winding.

[0007] Preferably, the moving mechanism includes a support block, a lead screw and a slide rail, the support block is fixedly mounted on the connecting plate, the lead screw is rotatably mounted on the support block, the front and rear parts of the lead screw are respectively provided with external threads with opposite rotation directions, the two groups of sliders are respectively screwed with the front and rear parts of the lead screw, the two groups of sliders are both slidably mounted on the slide rails, and the slide rails are fixedly mounted on the connecting plate; when the distance between the two groups of sliders is adjusted, the lead screw is rotated, and the rotating lead screw adjusts the distance between the two groups of arc plates through the two groups of sliders until the distance between the two groups of arc plates is equal to the diameter of the coil to be wound; it can adjust the distance between the two groups of arc plates according to the diameter of the coil, is easy to use, and has low limitations.

[0008] Preferably, four groups of nuts are also included, and the four groups of nuts are all threaded onto the lead screw, and the four groups of nuts are respectively located at the front and rear parts of the two groups of sliders; when the two groups of sliders are adjusted to their positions on the lead screw, the four groups of nuts are rotated so that the four groups of nuts are respectively pressed against the front and rear ends of the two groups of sliders, and the two groups of sliders are positioned and restricted by the nuts, thereby preventing the two groups of sliders from moving and improving the stability during the winding process.

[0009] Preferably, grooves are provided on the two groups of arc plates; through the above arrangement, when winding wires on the two groups of arc plates, the wires are wound into the grooves of the two groups of arc plates, preventing the wires from falling off the arc plates and improving reliability.

[0010] Preferably, a tachometer is provided on the driving motor; through the above arrangement, the number of coil turns is easily measured, thereby improving convenience.

[0011] Compared with the prior art, the utility model has the following beneficial effects: two coils can be wound at the same time, and compared with the prior art, the winding efficiency is high, the use is convenient, and the practicability is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural schematic diagram of a connecting plate, a rotating shaft and a driving motor;

[0015] Figure 4 It is a structural diagram of the lead screw, the rotating shaft and the slider;

[0016] Figure 5 It is a schematic diagram of the top view of the winding mechanism and the rotating shaft.

[0017] Markings in the attached drawings: 1. bottom plate; 2. support plate; 3. unwinding roller; 4. vertical plate; 5. rotating shaft; 6. bevel gear A; 7. bevel gear B; 8. driving shaft; 9. supporting frame; 10. driving motor; 11. connecting plate; 12. base block; 13. positioning rod; 14. slider; 15. arc plate; 16. support block; 17. lead screw; 18. slide rail; 19. nut; 20. groove. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5The motor winding mechanism of the utility model comprises a bottom plate 1, two groups of support plates 2, two groups of unwinding rollers 3, two groups of vertical plates 4, a rotating shaft 5, a driving mechanism and two groups of winding mechanisms. The two groups of unwinding rollers 3 are rotatably mounted on the two groups of support plates 2 respectively, the two groups of support plates 2 are fixedly mounted on the left and right parts of the bottom plate 1 respectively, the two groups of vertical plates 4 are fixedly mounted on the left and right parts of the bottom plate 1 respectively, the rotating shaft 5 is rotatably mounted on the two groups of vertical plates 4, the driving mechanism is used to drive the rotating shaft 5 to rotate, the two groups of winding mechanisms are respectively mounted on the left and right parts of the rotating shaft 5, the winding mechanism is used to wind the coil, and the two groups of winding mechanisms are respectively located at the front sides of the two groups of unwinding rollers 3; both groups of unwinding rollers 3 are wound The motor is wound with wires. When the motor needs to be wound with coils, first, one end of the wires on the two sets of unwinding rollers 3 is fixed on the two sets of winding mechanisms respectively, and then the driving mechanism is turned on. The driving mechanism drives the rotating shaft 5 to rotate, and the rotating shaft 5 drives the two sets of winding mechanisms to rotate. During the rotation of the two sets of winding mechanisms, the wires on the two sets of unwinding rollers 3 are respectively wound on the two sets of winding mechanisms to form coils. After the coils on the two sets of winding mechanisms are wound to a specified number of turns, the driving mechanism is turned off, and then the wound coils are removed from the two sets of winding mechanisms respectively. It can wind two coils at the same time, with high winding efficiency, easy use and high practicality.

[0021] like Figure 3 The driving mechanism includes a bevel gear A6, a bevel gear B7, a driving shaft 8, a support frame 9 and a driving motor 10. The bevel gear A6 is fixedly mounted on the rotating shaft 5. The bevel gear A6 is meshed with the bevel gear B7. The bevel gear A6 and the bevel gear B7 have the same number of teeth and the same tooth pitch. The bevel gear B7 is fixedly mounted on the driving shaft 8. The driving shaft 8 is rotatably mounted on the support frame 9. The support frame 9 and the driving motor 10 are both fixedly mounted on the bottom plate 1. The lower end of the driving shaft 8 is connected to the output end of the driving motor 10. When the driving rotating shaft 5 rotates, the driving motor 10 is turned on. The driving motor 10 drives the bevel gear A6 to rotate through the driving shaft 8, thereby driving the rotating shaft 5 to rotate. The rotating shaft 5 drives the winding mechanism to rotate, thereby winding the wire into a coil on the winding mechanism. This facilitates winding.

[0022] like Figure 4The winding mechanism includes a moving mechanism, a connecting plate 11, a base block 12, a positioning rod 13, two sets of sliders 14 and two sets of arc plates 15. The connecting plate 11 is fixedly mounted on one end of the rotating shaft 5, the base block 12 is fixedly mounted on the middle of the connecting plate 11, the positioning rod 13 is fixedly mounted on the base block 12, the two sets of sliders 14 are both mounted on the connecting plate 11 through the moving mechanism, the base block 12 is located between the two sets of sliders 14, the two sets of arc plates 15 are respectively fixedly mounted on the two sets of sliders 14, and the moving mechanism is used to adjust the two sets of sliders 1 4; when winding the coil, firstly wind one end of the wire around the positioning rod 13, then wind the wire around the two sets of arc plates 15, then rotate the shaft 5, the shaft 5 drives the connecting plate 11 to rotate, the rotating connecting plate 11 causes the two sets of arc plates 15 to rotate around the shaft 5 through the two sets of sliders 14, and then the wire is wound into a coil on the two sets of arc plates 15, and after the wire is wound around the two sets of arc plates 15 to a specified number of turns, the coil can be removed from the two sets of arc plates 15; winding is convenient.

[0023] like Figure 4 The moving mechanism includes a support block 16, a lead screw 17 and a slide rail 18. The support block 16 is fixedly mounted on the connecting plate 11, and the lead screw 17 is rotatably mounted on the support block 16. The front and rear parts of the lead screw 17 are respectively provided with external threads with opposite rotation directions. The two groups of sliders 14 are respectively screwed with the front and rear parts of the lead screw 17. The two groups of sliders 14 are both slidably mounted on the slide rail 18 forward and backward, and the slide rail 18 is fixedly mounted on the connecting plate 11; when the distance between the two groups of sliders 14 is adjusted, the lead screw 17 is rotated, and the rotating lead screw 17 adjusts the distance between the two groups of arc plates 15 through the two groups of sliders 14 until the distance between the two groups of arc plates 15 is equal to the diameter of the coil to be wound; it can adjust the distance between the two groups of arc plates 15 according to the diameter of the coil, which is easy to use and has low limitations.

[0024] like Figure 5 The four sets of nuts 19 are all screwed with the lead screw 17, and the four sets of nuts 19 are respectively located at the front and rear parts of the two sets of sliders 14; when the two sets of sliders 14 are adjusted on the lead screw 17, the four sets of nuts 19 are rotated to make the four sets of nuts 19 close to the front and rear ends of the two sets of sliders 14, and the two sets of sliders 14 are positioned and restricted by the nuts 19, so as to prevent the movement of the two sets of sliders 14 and improve the stability during the winding process. The two sets of arc plates 15 are both provided with grooves 20.

[0025] Example 2

[0026] On the basis of Example 1, a tachometer is provided on the driving motor 10; through the above arrangement, the number of coil turns is easily measured, thereby improving convenience.

[0027] The bevel gear A6, base block 12, arc plate 15 and nut 19 of the electric bicycle motor winding mechanism of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative efforts.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An electric bicycle motor winding mechanism, comprising a bottom plate (1), two groups of support plates (2) and two groups of unwinding rollers (3), wherein the two groups of unwinding rollers (3) are rotatably mounted on the two groups of support plates (2), and the two groups of support plates (2) are fixedly mounted on the left and right parts of the bottom plate (1), respectively; characterized in that: The invention also comprises two groups of vertical plates (4), a rotating shaft (5), a driving mechanism and two groups of winding mechanisms. The two groups of vertical plates (4) are respectively fixedly mounted on the left and right parts of the bottom plate (1). The rotating shaft (5) is rotatably mounted on the two groups of vertical plates (4). The driving mechanism is used to drive the rotating shaft (5) to rotate. The two groups of winding mechanisms are respectively mounted on the left and right parts of the rotating shaft (5). The winding mechanisms are used to wind the coils. The two groups of winding mechanisms are respectively located on the front sides of the two groups of unwinding rollers (3).

2. The electric bicycle motor winding mechanism according to claim 1, characterized in that: The driving mechanism comprises a bevel gear A (6), a bevel gear B (7), a driving shaft (8), a support frame (9) and a driving motor (10); the bevel gear A (6) is fixedly mounted on the rotating shaft (5); the bevel gear A (6) is meshed with the bevel gear B (7); the bevel gear A (6) and the bevel gear B (7) have the same number of teeth and the same tooth pitch; the bevel gear B (7) is fixedly mounted on the driving shaft (8); the driving shaft (8) is rotatably mounted on the support frame (9); the support frame (9) and the driving motor (10) are both fixedly mounted on the bottom plate (1); and the lower end of the driving shaft (8) is connected to the output end of the driving motor (10).

3. The electric bicycle motor winding mechanism according to claim 1, characterized in that: The winding mechanism comprises a moving mechanism, a connecting plate (11), a base block (12), a positioning rod (13), two groups of sliders (14) and two groups of arc-shaped plates (15); the connecting plate (11) is fixedly mounted on one end of the rotating shaft (5); the base block (12) is fixedly mounted on the middle of the connecting plate (11); the positioning rod (13) is fixedly mounted on the base block (12); the two groups of sliders (14) are both mounted on the connecting plate (11) through the moving mechanism; the base block (12) is located between the two groups of sliders (14); the two groups of arc-shaped plates (15) are respectively fixedly mounted on the two groups of sliders (14); and the moving mechanism is used to adjust the distance between the two groups of sliders (14).

4. The electric bicycle motor winding mechanism according to claim 3, characterized in that: The moving mechanism comprises a support block (16), a lead screw (17) and a slide rail (18); the support block (16) is fixedly mounted on the connecting plate (11); the lead screw (17) is rotatably mounted on the support block (16); front and rear parts of the lead screw (17) are respectively provided with external threads with opposite rotation directions; two groups of slide blocks (14) are respectively screwed to the front and rear parts of the lead screw (17); the two groups of slide blocks (14) are both slidably mounted on the slide rail (18) in a forward and backward manner; and the slide rail (18) is fixedly mounted on the connecting plate (11).

5. The electric bicycle motor winding mechanism according to claim 4, characterized in that: It also comprises four groups of nuts (19), which are all screwed together with the lead screw (17) and are respectively located at the front and rear parts of the two groups of slide blocks (14).

6. The electric bicycle motor winding mechanism according to claim 3, characterized in that: The two groups of arc-shaped plates (15) are both provided with grooves (20).

7. The electric bicycle motor winding mechanism according to claim 2, characterized in that: The driving motor (10) is provided with a tachometer.

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