New energy flat wire motor head turning device

Abstract

The invention discloses a new energy flat wire motor torsion head device, and the key points of the technical scheme are that the new energy flat wire motor torsion head device comprises a torsion head die, the torsion head die is in a circular tube shape, a plurality of torsion head dies are sleeved together from inside to outside and are coaxially arranged, and each torsion head die corresponds to a layer of flat wire on a stator core; a plurality of containing grooves surrounding the axis of the head twisting die are formed in the top of the head twisting die and used for containing the multiple flat wires on one layer corresponding to the head twisting die. The driving rings are coaxial with the head twisting dies, each driving ring corresponds to one head twisting die, and the driving rings are used for driving the corresponding head twisting dies to rotate; the power mechanisms are arranged, each power mechanism corresponds to one driving ring, and the power mechanisms are used for driving the corresponding driving rings to rotate; and the plurality of head twisting dies are respectively driven to rotate independently, so that head twisting of each layer of flat wires in different directions and angles can be realized.

Description

Technical Field

[0001] The present invention relates to the technical field of flat wire motor twisting, and more specifically, to a new energy flat wire motor twisting device. Background Art

[0002] The rapid and vigorous development of new energy vehicles has prompted the rapid iteration and upgrading of flat wire motors. The demand for flat wire motors in the industrial market is also increasing day by day. How to quickly and efficiently realize the automated assembly of flat wire motors has become an urgent problem that manufacturers need to solve. Among them, the twisting of the copper wire of the flat wire motor is one of the most critical technologies in the entire motor assembly line. The quality of the twisting directly affects the efficiency of the flat wire motor.

[0003] The assembly of flat wire motors is very different from that of traditional motors. Traditional motors require manual winding of copper wires. Since copper wires are relatively soft, they are not suitable for large-scale mechanized and automated equipment production. Flat wire motors use hard flat wires, which have better mechanical possibilities than traditional copper wires. In the assembly process of flat wire motors, after the flat wires are formed, they are inserted into the stator core, and then finally assembled into the motor stator through steps such as flaring, twisting, welding, and coating. In this process, twisting of the flat wire is a key link. The flat wires in the stator core are arranged in multiple layers from the outside to the inside. When twisting, the multiple layers of flat wires need to be twisted in different directions and at different angles. Therefore, there is an urgent need for a twisting device that can ensure that each layer of flat wire is twisted into place. Summary of the invention

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a new energy flat wire motor twisting device, which can achieve twisting of each layer of flat wire in different directions and angles by driving multiple twisting molds to rotate separately.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a new energy flat wire motor twisting device, comprising a twisting mold, the twisting mold is arranged in a round tube shape, the twisting mold is provided with a plurality of twisting molds, the plurality of twisting molds are arranged together from the inside to the outside and the plurality of twisting molds are arranged coaxially, each twisting mold corresponds to a layer of flat wire on the stator core, the top of the twisting mold is provided with a plurality of accommodating grooves surrounding the axis of the twisting mold, the plurality of accommodating grooves are used to respectively accommodate a plurality of flat wires of a layer corresponding to the twisting mold; A driving ring, wherein the driving ring is provided in plurality and is coaxially arranged with the twisting head mold, each driving ring corresponds to a twisting head mold, and the driving ring is used to drive the corresponding twisting head mold to rotate; And a power mechanism, wherein a plurality of power mechanisms are provided, each power mechanism corresponds to a driving ring, and the power mechanism is used to drive the corresponding driving ring to rotate.

[0006] The present invention is further configured as follows: a connecting ring coaxial with the twisting head mold is fixedly connected to the bottom of the twisting head mold, and the connecting ring is connected to a driving ring corresponding to the twisting head mold.

[0007] The present invention is further configured as follows: the flat wires on the stator core are provided with eight layers, and correspondingly, the twisting head molds are provided with eight layers, which are respectively the first layer twisting head mold to the eighth layer twisting head mold from the inside to the outside; The diameter of the connecting ring corresponding to the first to third layer twist head molds is smaller than the inner diameter of the corresponding twist head molds, and the diameter of the connecting ring corresponding to the fourth to eighth layer twist head molds is larger than the diameter of the corresponding twist head molds.

[0008] The present invention is further configured as follows: the twist head molds are arranged in groups of two from the inside to the outside, and the receiving grooves on the two twist head molds in the same group are arranged on the side where the two twist head molds are close to each other.

[0009] The present invention is further configured such that the bottom heights of the plurality of driving rings are different, the bottom of each driving ring is fixedly connected to a fixing ring, and a gear ring fixedly connected to the fixing ring is disposed outside the fixing ring.

[0010] The present invention is further configured as follows: the power mechanism comprises a servo motor, and the position of the servo motor is fixed; A driving gear, the driving gear is drivingly connected to the output end of the servo motor; and a driven gear meshing with the driving gear and a gear ring on a corresponding driving ring.

[0011] The present invention is further configured to include: a lifting plate, wherein the lifting plate can move up and down; and a driven shaft, the driven shaft being rotatably connected to the lifting plate and being coaxial with the driving ring; The innermost driving ring is fixedly connected to the driven shaft, and the outer driving ring is rotatably connected to the inner driving ring adjacent thereto.

[0012] The present invention is further configured as follows: a positioning groove is provided on one side of the bottom of the connecting ring, a positioning block is fixedly connected to the top of the driving ring, and the positioning block on the top of the driving ring can cooperate with the positioning groove on the bottom of the connecting ring corresponding to the driving ring.

[0013] The present invention is further configured as follows: it also includes a positioning seat, the positioning seat is arranged above the lifting plate, the positioning seat is used to position the stator core, the positioning seat is provided with a clearance hole vertically penetrating the positioning seat, the clearance hole is used for the flat wire on the stator core to pass through the positioning seat; The lifting plate can slide up and down below the positioning seat to insert and pull the flat wire into and out of the receiving groove of the twisting head mold.

[0014] The present invention is further configured as follows: a fixing rod vertically penetrating the lifting plate is fixedly connected to the bottom of the positioning seat, and a rotating block threadedly matched with the fixing rod is provided on the lifting plate. The rotating block is rotatably connected to the outside of the fixing rod to drive the lifting plate to move up and down through rotation.

[0015] In summary, compared with the prior art, the present invention has the following beneficial effects: the present invention can achieve twisting of each layer of flat wire in different directions and angles by driving multiple twisting dies to rotate separately. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of an embodiment; Figure 2 is a schematic diagram of a power mechanism of an embodiment; Figure 3 for Figure 2 A magnified schematic diagram of part A; Figure 4 is a schematic diagram of a drive ring of an embodiment; Figure 5 Schematic diagram of multiple twisting head molds of an embodiment; Figure 6 is a schematic diagram of a lifting plate of an embodiment; Figure 7 Schematic diagram of the first twist mold and the second twist mold of the embodiment.

[0017] In the figure: 1. twist head mold; 2. connecting ring; 21. positioning groove; 3. driving ring; 31. fixing ring; 4. power mechanism; 41. servo motor; 42. driving gear; 43. driven gear; 5. lifting plate; 51. driven shaft; 52. fixing rod. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is clearly and completely described below in conjunction with the accompanying drawings of the present invention. Based on the embodiments in this application, other similar embodiments obtained by ordinary technicians in this field without making creative work should all fall within the scope of protection of this application. In addition, the directional words mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only reference to the directions of the accompanying drawings. Therefore, the directional words used are used to illustrate rather than limit the invention.

[0019] The present invention will be further described below in conjunction with the accompanying drawings and preferred embodiments.

[0020] Embodiment: A new energy flat wire motor twisting device, see attached Figure 1 -Attached Figure 7, including a twisting mold 1, a driving ring 3 and a power mechanism 4, the twisting mold 1 is arranged in a circular tube shape, the twisting mold 1 is provided with multiple, multiple twisting molds 1 are arranged together from the inside to the outside and multiple twisting molds 1 are coaxially arranged, each twisting mold 1 corresponds to a layer of flat wire on the stator core, and the top of the twisting mold 1 is provided with a plurality of accommodating grooves surrounding the axis of the twisting mold 1, and the plurality of accommodating grooves are used to respectively accommodate multiple flat wires of a layer corresponding to the twisting mold 1; the driving ring 3 is provided with multiple and is coaxially arranged with the twisting mold 1, each driving ring 3 corresponds to a twisting mold 1, and the driving ring 3 is used to drive the corresponding twisting mold 1 to rotate; the power mechanism 4 is provided with multiple, each power mechanism 4 corresponds to a driving ring 3, and the power mechanism 4 is used to drive the corresponding driving ring 3 to rotate.

[0021] Specifically, by driving the plurality of twisting dies 1 to rotate separately, twisting of each layer of flat wires in different directions and angles can be achieved.

[0022] Specifically, a connecting ring 2 coaxial with the twisting mold 1 is fixedly connected to the bottom of the twisting mold 1 , and the connecting ring 2 is connected to a driving ring 3 corresponding to the twisting mold 1 .

[0023] Specifically, there are eight layers of flat wires on the stator core, and correspondingly, there are eight twist head molds 1, which are the first layer twist head mold 1 to the eighth layer twist head mold 1 from the inside to the outside; the diameters of the connecting rings 2 corresponding to the first layer twist head mold 1 to the third layer twist head mold 1 are smaller than the inner diameters of the corresponding twist head molds 1, and the diameters of the connecting rings 2 corresponding to the fourth layer twist head mold 1 to the eighth layer twist head mold 1 are larger than the diameters of the corresponding twist head molds 1.

[0024] The twisting molds 1 are arranged in groups of two from the inside to the outside, and the receiving grooves on the two twisting molds 1 in the same group are arranged on the side where the two twisting molds 1 are close to each other.

[0025] The bottoms of the plurality of driving rings 3 have different heights. A fixing ring 31 is fixedly connected to the bottom of each driving ring 3 , and a gear ring fixedly connected to the fixing ring 31 is disposed outside the fixing ring 31 .

[0026] Specifically, the power mechanism 4 includes a servo motor 41, a driving gear 42 and a driven gear 43. The position of the servo motor 41 is fixed; the driving gear 42 is transmission-connected to the output end of the servo motor 41; the driven gear 43 is meshed with the driving gear 42 and the corresponding ring gear on the drive ring 3.

[0027] Specifically, the present embodiment further includes a lifting plate 5 and a driven shaft 51, wherein the lifting plate 5 can move up and down; the driven shaft 51 is rotatably connected to the lifting plate 5 and is coaxial with the drive ring 3; the innermost drive ring 3 is fixedly connected to the driven shaft 51, and the outer drive ring 3 is rotatably connected to the adjacent inner drive ring 3.

[0028] Specifically, the servo motor 41 is fixedly connected to the bottom of the lifting plate 5 .

[0029] Specifically, a positioning groove 21 is provided on one side of the bottom of the connecting ring 2 , and a positioning block is fixedly connected to the top of the driving ring 3 , and the positioning block on the top of the driving ring 3 can cooperate with the positioning groove 21 on the bottom of the connecting ring 2 corresponding to the driving ring 3 .

[0030] By providing the positioning groove 21 and the positioning block, the driving ring 3 can drive the corresponding connecting ring 2 to rotate.

[0031] Specifically, the present embodiment also includes a positioning seat, which is arranged above the lifting plate 5. The positioning seat is used to position the stator core. The positioning seat is provided with a clearance hole which vertically penetrates the positioning seat. The clearance hole is used for the flat wire on the stator core to pass through the positioning seat; the lifting plate 5 can slide up and down under the positioning seat to realize the insertion and extraction of the flat wire into the receiving groove of the twist head mold 1.

[0032] Specifically, a fixing rod 52 vertically penetrating the lifting plate 5 is fixedly connected to the bottom of the positioning seat, and a rotating block threadedly matched with the fixing rod 52 is provided on the lifting plate 5. The rotating block is rotatably connected to the outside of the fixing rod 52 to drive the lifting plate 5 to move up and down through rotation.

[0033] Specifically, two fixing rods 52 are provided, and correspondingly, two rotating blocks are also provided.

[0034] The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A new energy flat wire motor twisting device, characterized by: The invention comprises a twisting mold (1), wherein the twisting mold (1) is arranged in a circular tube shape, and a plurality of the twisting molds (1) are arranged together from the inside to the outside and the plurality of twisting molds (1) are arranged coaxially, and each twisting mold (1) corresponds to a layer of flat wires on a stator core, and a plurality of accommodating grooves surrounding the axis of the twisting mold (1) are arranged at the top of the twisting mold (1), and the plurality of accommodating grooves are used to respectively accommodate a plurality of flat wires of a layer corresponding to the twisting mold (1); A driving ring (3), wherein a plurality of driving rings (3) are provided and are coaxially arranged with the twisting head mold (1), each driving ring (3) corresponds to a twisting head mold (1), and the driving ring (3) is used to drive the corresponding twisting head mold (1) to rotate; and a power mechanism (4), wherein a plurality of the power mechanisms (4) are provided, each power mechanism (4) corresponds to a drive ring (3), and the power mechanism (4) is used to drive the corresponding drive ring (3) to rotate.

2. A new energy flat wire motor twisting device according to claim 1, characterized in that: A connecting ring (2) coaxial with the twisting mold (1) is fixedly connected to the bottom of the twisting mold (1), and the connecting ring (2) is connected to a driving ring (3) corresponding to the twisting mold (1).

3. A new energy flat wire motor twisting device according to claim 2, characterized in that: The flat wires on the stator core are provided with eight layers, and correspondingly, the twisting head molds (1) are provided with eight layers, which are respectively the first layer of twisting head molds (1) to the eighth layer of twisting head molds (1) from the inside to the outside; The diameter of the connecting ring (2) corresponding to the first layer of the twist head mold (1) to the third layer of the twist head mold (1) is smaller than the inner diameter of the corresponding twist head mold (1), and the diameter of the connecting ring (2) corresponding to the fourth layer of the twist head mold (1) to the eighth layer of the twist head mold (1) is larger than the diameter of the corresponding twist head mold (1).

4. The new energy flat wire motor twisting device according to claim 3 is characterized by: The twisting molds (1) are arranged in groups of two from the inside to the outside, and the receiving grooves on the two twisting molds (1) in the same group are arranged on the side where the two twisting molds (1) are close to each other.

5. The new energy flat wire motor twisting device according to claim 4 is characterized in that: The bottoms of the plurality of drive rings (3) have different heights, and the bottom of each drive ring (3) is fixedly connected to a fixing ring (31), and a gear ring fixedly connected to the fixing ring (31) is disposed on the outer sleeve of the fixing ring (31).

6. The new energy flat wire motor twisting device according to claim 5 is characterized in that: The power mechanism (4) comprises a servo motor (41), and the position of the servo motor (41) is fixed; A driving gear (42), the driving gear (42) being drivingly connected to an output end of the servo motor (41); and a driven gear (43), wherein the driven gear (43) is meshed with the driving gear (42) and the corresponding ring gear on the driving ring (3).

7. A new energy flat wire motor twisting device according to claim 6, characterized in that: It also includes a lifting plate (5), wherein the lifting plate (5) can move up and down; and a driven shaft (51), wherein the driven shaft (51) is rotatably connected to the lifting plate (5) and is coaxial with the driving ring (3); The innermost driving ring (3) is fixedly connected to the driven shaft (51), and the outer driving ring (3) is rotatably connected to the inner driving ring (3) adjacent thereto.

8. The new energy flat wire motor twisting device according to claim 7 is characterized in that: A positioning groove (21) is provided on one side of the bottom of the connecting ring (2), and a positioning block is fixedly connected to the top of the driving ring (3); the positioning block on the top of the driving ring (3) can cooperate with the positioning groove (21) on the bottom of the connecting ring (2) corresponding to the driving ring (3).

9. The new energy flat wire motor twisting device according to claim 8 is characterized in that: It also includes a positioning seat, which is arranged above the lifting plate (5) and is used to position the stator core. The positioning seat is provided with a clearance hole which vertically penetrates the positioning seat, and the clearance hole is used for the flat wire on the stator core to pass through the positioning seat; The lifting plate (5) can slide up and down below the positioning seat to insert and remove the flat wire into and from the receiving groove of the twisting head mold (1).

10. The new energy flat wire motor twisting device according to claim 9 is characterized in that: A fixing rod (52) vertically penetrating the lifting plate (5) is fixedly connected to the bottom of the positioning seat, and a rotating block threadedly engaged with the fixing rod (52) is provided on the lifting plate (5). The rotating block is rotatably connected to the outside of the fixing rod (52) to drive the lifting plate (5) to move up and down through rotation.

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