Weaving and wire inserting method for axial magnetic flux flat wire motor stator

Abstract

The invention discloses an axial flux flat wire motor stator braiding and wire inserting method, and the key points of the technical scheme are that the method comprises the following steps: S01, braiding flat wires, braiding the flat wires, positioning the flat wires above a stator, and enabling the flat wires to be aligned with corresponding wire inserting grooves; s02, the protective paper is expanded, and the edges of the two sides of the top of the protective paper are expanded in the direction away from each other; s03, inserting the wire: pushing the flat wire downwards into the wire inserting groove and inserting the flat wire into the insulating protective paper; s04, resetting: releasing the limitation on the two sides of the top of the protective paper, so that the protective paper returns to the original shape; through the opening operation on the top of the protective paper, the flat wire is not easy to damage the insulating protective paper in the process of pressing the flat wire downwards into the wire embedding groove.

Description

Technical Field

[0001] The invention relates to the technical field of flat wire motor production, and more specifically, to a method for weaving and embedding stators of axial flux flat wire motors. Background Art

[0002] With the continuous development of science and technology and the application of new energy technologies, the stators of some axial flux motors have also been changed from round wire to flat wire.

[0003] During the motor processing process, it is necessary to insert a flat wire into the electronic wire embedding groove. Before inserting the flat wire, it is necessary to insert insulating paper into the wire embedding groove first, and then insert the flat wire into the wire embedding groove and make the insulating paper wrap the flat wire.

[0004] In the prior art, when the flat wire is inserted into the wire embedding groove, the flat wire is likely to damage the insulating paper, thereby affecting the quality of the finally formed flat wire motor. Summary of the invention

[0005] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a method for braiding and embedding the stator of an axial flux flat wire motor, which, by expanding the top of the paper guard, makes it less likely for the insulating paper guard to be damaged when the flat wire is pressed downward into the wire embedding groove.

[0006] To achieve the above object, the present invention provides the following technical solution: a method for braiding and embedding a stator of an axial flux flat wire motor, comprising the following steps: S01, weaving the flat wires, weaving the flat wires and positioning them on the top of the stator and aligning the flat wires with the corresponding wire embedding grooves; S02, stretching the paper guard, and stretching the edges on both sides of the top of the paper guard away from each other; S03, wire embedding, push the flat wire down into the wire embedding groove and insert it into the insulating paper; S04, reset, loosen the limit on both sides of the top of the paper guard, so that the paper guard returns to its original state.

[0007] The present invention is further configured as follows: Step S01 includes the following steps: S011, stator positioning, positioning the stator into which the insulating paper has been inserted, so that the stator remains in a fixed position during the process of wire embedding; S012, paper protection, the paper protection mechanism rises upward to protect the stator in the wire embedding slot; S013, weaving, weaving the flat wires and positioning them above the stator and aligning the flat wires with the corresponding wire embedding grooves.

[0008] The present invention is further configured as follows: in the step S012, the paper protection mechanism is configured as a paper protection needle, each wire embedding groove corresponds to a paper protection needle, and in the step S012, the paper protection needle is inserted upward into the wire embedding groove and stretches the insulating paper protection.

[0009] The present invention is further configured as follows: Step S02 includes the following steps: S021, wrapping the flat wire, wrapping two sides of the flat wire respectively with two paper guards, and the bottoms of the two paper guards are attached to each other under the flat wire; S022, descend synchronously, and the two paper guards move downward together with the flat wire until the bottoms of the two paper guards are inserted between the two sides of the top of the insulating paper; S023, supporting the paper, the paper guard stops moving, and the flat wire continues to move downward, pushing the bottoms of the two paper guards to move away from each other through the flat wire, thereby pushing the edges on both sides of the top of the insulating paper to open to both sides.

[0010] The present invention is further configured as follows: the paper guard in step S02 includes an elastic portion, and the elastic portion is respectively located on both sides of the pressure head; And a closing part, wherein the closing part is arranged at the bottom of the elastic part, and the bottoms of the closing parts of the two paper guards face in a direction close to each other.

[0011] The present invention is further configured as follows: the paper guard also includes a bonding portion, the bonding portion is fixedly connected to one end of the bottom of the closing portion, and when one ends of the bottoms of the two closing portions contact each other, the two bonding portions are bonded together.

[0012] The present invention is further configured as follows: in step S03, during the process of pushing the flat wire into the wire embedding groove and inserting into the insulating paper guard, the paper guard needle gradually moves downward as the flat wire moves downward until the flat wire is completely inserted into the wire embedding groove and the paper guard needle is separated from the wire embedding groove.

[0013] The present invention is further configured as follows: in the steps S02 and S03, the pressing head is used to push the flat wire downward; In the step S04, the pressing head first moves upward until the pressing head completely enters between the two paper guards, and the two paper guards release the limits on both sides of the top of the paper guard.

[0014] The present invention is further configured as follows: in the step S021, the pressing head first moves downward until the bottom of the pressing head contacts the top of the flat wire, and then the two paper guards move downward to complete the wrapping of the flat wire.

[0015] In summary, the present invention has the following beneficial effects compared with the prior art: by expanding the top of the paper guard, the present invention makes it less likely to damage the insulating paper guard when the flat wire is pressed downward into the wire embedding groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the actions of the pressure head and the paper guard in step S02-step S03 of the embodiment.

[0017] In the figure: 1, pressing head; 21, elastic part; 22, closing part; 23, fitting part. 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 method for braiding and embedding the stator of an axial flux flat wire motor, see the attached Figure 1 , including the following steps: S01, weaving the flat wires, weaving the flat wires and positioning them on the top of the stator and aligning the flat wires with the corresponding wire embedding grooves; S02, stretching the paper guard, and stretching the edges on both sides of the top of the paper guard away from each other; S03, wire embedding, push the flat wire down into the wire embedding groove and insert it into the insulating paper; S04, reset, loosen the limit on both sides of the top of the paper guard, so that the paper guard returns to its original state.

[0021] Specifically, step S01 includes the following steps: S011, stator positioning, positioning the stator into which the insulating paper has been inserted, so that the stator remains in a fixed position during the process of wire embedding; S012, paper protection, the paper protection mechanism rises upward to protect the stator in the wire embedding slot; S013, weaving, weaving the flat wires and positioning them above the stator and aligning the flat wires with the corresponding wire embedding grooves.

[0022] Specifically, in step S012, the paper protection mechanism is configured as a paper protection needle, and each wire embedding groove corresponds to a paper protection needle. In step S012, the paper protection needle is inserted upward into the wire embedding groove and spreads the insulating paper protection.

[0023] Specifically, step S02 includes the following steps: S021, wrapping the flat wire, wrapping two sides of the flat wire respectively with two paper guards, and the bottoms of the two paper guards are attached to each other under the flat wire; S022, descend synchronously, and the two paper guards move downward together with the flat wire until the bottoms of the two paper guards are inserted between the two sides of the top of the insulating paper; S023, supporting the paper, the paper guard stops moving, and the flat wire continues to move downward, pushing the bottoms of the two paper guards to move away from each other through the flat wire, thereby pushing the edges on both sides of the top of the insulating paper to open to both sides.

[0024] Specifically, the paper guard in step S02 includes an elastic portion 21, and the elastic portion 21 is respectively located on both sides of the pressing head 1; And a closing portion 22, wherein the closing portion 22 is arranged at the bottom of the elastic portion 21, and the bottoms of the closing portions 22 of the two paper protectors face the direction of approaching each other.

[0025] Specifically, the paper guard also includes a bonding portion 23, which is fixedly connected to one end of the bottom of the closing portion 22 and when the bottom ends of the two closing portions 22 are in contact with each other, the two bonding portions 23 are bonded together.

[0026] Specifically, in step S03, when the flat wire is pushed into the wire embedding groove and inserted into the insulating paper guard, the paper guard needle gradually moves downward as the flat wire moves downward until the flat wire is completely inserted into the wire embedding groove and the paper guard needle is separated from the wire embedding groove.

[0027] Specifically, in the steps S02 and S03, the pressure head 1 is used to push the flat wire downward; In step S04, the pressing head 1 first moves upward until the pressing head 1 completely enters between the two paper guards, and the two paper guards release the limits on both sides of the top of the paper guard.

[0028] Specifically, in step S021, the pressing head 1 first moves downward until the bottom of the pressing head 1 contacts the top of the flat wire, and then the two paper guards move downward to complete the wrapping of the flat wire.

[0029] 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 method for braiding and embedding stator wires of an axial flux flat wire motor, characterized in that: The following steps are involved: S01, weaving the flat wires, weaving the flat wires and positioning them on the top of the stator and aligning the flat wires with the corresponding wire embedding grooves; S02, stretching the paper guard, and stretching the edges on both sides of the top of the paper guard away from each other; S03, wire embedding, push the flat wire down into the wire embedding groove and insert it into the insulating paper; S04, reset, loosen the limit on both sides of the top of the paper guard, so that the paper guard returns to its original state.

2. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 1, characterized in that: The step S01 comprises the following steps: S011, stator positioning, positioning the stator into which the insulating paper has been inserted, so that the stator remains in a fixed position during the process of wire embedding; S012, paper protection, the paper protection mechanism rises upward to protect the stator in the wire embedding slot; S013, weaving, weaving the flat wires and positioning them above the stator and aligning the flat wires with the corresponding wire embedding grooves.

3. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 2, characterized in that: In the step S012, the paper protection mechanism is configured as a paper protection needle, and each wire embedding groove corresponds to a paper protection needle. In the step S012, the paper protection needle is inserted upward into the wire embedding groove and the insulating paper protection is stretched open.

4. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 3, characterized in that: The step S02 comprises the following steps: S021, wrapping the flat wire, wrapping two sides of the flat wire respectively with two paper guards, and the bottoms of the two paper guards are attached to each other under the flat wire; S022, descend synchronously, and the two paper guards move downward together with the flat wire until the bottoms of the two paper guards are inserted between the two sides of the top of the insulating paper; S023, supporting the paper, the paper guard stops moving, and the flat wire continues to move downward, pushing the bottoms of the two paper guards to move away from each other through the flat wire, thereby pushing the edges on both sides of the top of the insulating paper to open to both sides.

5. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 4, characterized in that: The paper guard in step S02 comprises an elastic part (21), and the elastic part (21) is respectively located on both sides of the pressure head (1); and a closing portion (22), wherein the closing portion (22) is arranged at the bottom of the elastic portion (21), and the bottoms of the closing portions (22) of the two paper protecting members face in a direction approaching each other.

6. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 5, characterized in that: The paper guard also includes a bonding portion (23), which is fixedly connected to one end of the bottom of the closing portion (22) and when the bottom ends of the two closing portions (22) are in contact with each other, the two bonding portions (23) are bonded together.

7. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 6, characterized in that: In step S03, during the process of pushing the flat wire into the wire embedding groove and inserting into the insulating paper guard, the paper guard needle gradually moves downward along with the flat wire until the flat wire is completely inserted into the wire embedding groove and the paper guard needle is separated from the wire embedding groove.

8. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 7, characterized in that: In the steps S02 and S03, the pressing head (1) is used to push the flat wire downward; In step S04, the pressing head (1) first moves upward until the pressing head (1) completely enters between the two paper guards, and the two paper guards release the limits on both sides of the top of the paper guard.

9. The method for braiding and inserting stator wires of an axial flux flat wire motor according to claim 8, characterized in that: In the step S021, the pressing head (1) first moves downward until the bottom of the pressing head (1) contacts the top of the flat wire, and then the two paper guards move downward to complete the wrapping of the flat wire.

Images