Single-side wire pressing tool

Abstract

The utility model relates to a single-side wire pressing tool, and belongs to the technical field of linear motor winding tools. The tool is used for bending and forming one side of a multi-turn winding and comprises a base and a cover plate assembly, the base comprises a flat part used for bearing the winding and an inclined part connected with the flat part, and the cover plate assembly comprises a first cover plate and a second cover plate; the first cover plate is used for pressing the winding section on the flat part; the second cover plate is used for being matched with the inclined part to bend the single side of the winding wire into a preset shape; and a wire passing structure for leading out a wound wire is arranged at the joint of the second cover plate and the first cover plate. According to the single-side wire pressing tool provided by the utility model, through the matching design of the base and the cover plate assembly, the single side of a wound wire can be pressed into a required shape, the lead can be conveniently led out, and the production efficiency and the product consistency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a unilateral line pressing tool belongs to the technical field of linear motor winding tool. BACKGROUND

[0002] In the manufacturing process of the motor, the forming of the stator coil or winding is one of the key processes. In order to meet the specific electromagnetic design or space layout requirements, the main part of the coil is often kept flat, and one end (or both ends) is bent at a certain angle and pressed tightly at a certain position to realize the neat lead-out of the coil end, which is convenient for subsequent welding, insulation treatment or connection with the terminal.

[0003] At present, this kind of line pressing usually adopts general fixture and manual bending, but this method has poor consistency, and the winding will slide when bending, which is low in efficiency. Although there are available tooling, the design is complex, and the lead-out design of the wire is not reasonable, resulting in poor fixing effect.

[0004] Therefore, there is an urgent need for a unilateral line pressing tool with simple structure and convenient operation. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a unilateral line pressing tool, which can press the unilateral winding into the required shape through the cooperation of the base and the cover plate assembly, and facilitates the lead-out of the wire, thereby improving the production efficiency and product consistency.

[0006] The technical scheme of the utility model is as follows:

[0007] A unilateral line pressing tool is used for pressing and bending the side of a plurality of turns of winding into shape, comprising a base and a cover plate assembly,

[0008] The base comprises a flat part for supporting the winding and an inclined part connected with the flat part,

[0009] The cover plate assembly comprises a first cover plate and a second cover plate; the first cover plate is used for pressing the winding segment on the flat part; and the second cover plate is used for cooperating with the inclined part to press and bend the unilateral winding into a predetermined shape;

[0010] And the second cover plate is provided with a wire passing structure for lead-out of the winding at the joint with the first cover plate.

[0011] According to the utility model, preferably, a plurality of winding fixing grooves are arranged on the flat part in the direction of the wire lead-out.

[0012] According to the utility model, preferably, the side of the flat part opposite to the inclined part is further provided with a wire straightening groove perpendicular to the wire lead-out direction, and the winding fixing groove and the wire straightening groove are in communication.

[0013] According to the utility model preferred, the wire passing structure comprises a wire passing groove arranged on the side edge of the second cover plate adjacent to the first cover plate.

[0014] According to the utility model preferred, the inclined part comprises a first baffle and two second baffles arranged on one side of the first baffle, and the first baffle and the two second baffles on one side form a fixing area for accommodating the bent wire.

[0015] According to the utility model preferred, the width of the second cover plate is less than the width of the inclined part, so that when the second cover plate is covered on the inclined part, the side edge of the second cover plate and the corresponding side edge of the inclined part form a side edge gap for leading out the wire.

[0016] According to the utility model preferred, the width of the second cover plate is less than or equal to the width of the first baffle.

[0017] According to the utility model preferred, one side of the first cover plate is hinged to the base, and the other side of the first cover plate is hinged to the second cover plate.

[0018] According to the utility model preferred, a handle is arranged on the second cover plate.

[0019] According to the utility model preferred, an observation window is further arranged on the second cover plate.

[0020] The utility model has the advantages of:

[0021] The one-side wire pressing tool can press the main body and the bent end of the wire at the same time through the cooperation of the base and the cover plate, so that the wire is pressed and bent on one side. The cooperation of the inclined part and the second cover plate ensures the shape and angle of the bent wire, and improves the consistency and work efficiency of the product. The wire passing groove arranged at the joint of the second cover plate and the first cover plate and the gap for leading out the wire meet the wire passing requirement of the wire. The one-side wire pressing tool fully considers the positioning, bending, pressing and wire leading-out of the wire, and has the advantages of simple design and low manufacturing cost. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 A perspective view of the one-side wire pressing tool is provided for the embodiment of the utility model.

[0023] Figure 2 A perspective view of the cover plate in the one-side wire pressing tool is provided for the embodiment of the utility model.

[0024] Figure 3 A perspective view of the base in the one-side wire pressing tool is provided for the embodiment of the utility model.

[0025] Figure 4A reference diagram showing the usage state of the base in a single-sided crimping fixture provided for an embodiment of this utility model.

[0026] Figure 5 A reference diagram showing the usage state of the single-sided crimping tool provided for an embodiment of this utility model.

[0027] 1. First cover plate, 2. Second cover plate, 3. Observation window, 4. Base, 5. First baffle, 6. Second baffle, 7. Winding fixing groove, 8. Winding, 9. Handle, 10. Wire passage groove, 11. Wire straightening groove, 12. Flat part, 13. Inclined part. Detailed Implementation

[0028] The following illustrations will disclose several embodiments of this application, providing a clear and complete description of the technical solution of this utility model. The accompanying drawings, which constitute a part of this application, are used to provide a further understanding of this utility model. The illustrative embodiments and descriptions of this utility model are used to explain this utility model and do not constitute an improper limitation of this utility model. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the protection scope of this utility model.

[0029] In this utility model, unless otherwise explicitly specified and limited, the terms "connection," "fixing," etc., should be interpreted broadly. For example, "connection" can refer to a fixed connection, a detachable connection, or an integral part, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0030] Furthermore, the technical solutions of the various embodiments of this utility model can be combined with each other, but only if they are based on the ability of a person skilled in the art to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0031] This embodiment provides a single-sided pressing fixture for bending one side of a multi-turn winding 8 into shape, such as... Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, it includes a base 4 and a cover assembly.

[0032] The base 4 includes a flat portion 12 for supporting the winding 8 and an inclined portion 13 connected to the flat portion 12.

[0033] The cover plate assembly comprises a first cover plate 1 and a second cover plate 2; the first cover plate 1 is used to compress the wire 8 segment on the flat part 12; the second cover plate 2 is used to cooperate with the inclined part 13 to press the single side of the wire 8 into a predetermined shape.

[0034] And the joint of the second cover plate 2 and the first cover plate 1 is provided with a wire passing structure for leading out the wire 8.

[0035] The state of the wire 8 in the wire pressing tool can refer to Figure 4 and Figure 5 .

[0036] In an exemplary embodiment, as Figure 3 shown, a plurality of wire fixing grooves 7 are arranged on the flat part 12 in the direction of leading out the wire 8.

[0037] In an exemplary embodiment, as Figure 3 shown, the side of the flat part 12 opposite to the inclined part 13 is also provided with a wire straightening groove 11 perpendicular to the wire leading out direction, and the wire fixing groove 7 communicates with the wire straightening groove 11.

[0038] In an exemplary embodiment, as Figure 2 shown, the wire passing structure comprises a wire passing groove 10 opened on the side edge of the second cover plate 2 adjacent to the first cover plate 1.

[0039] In an exemplary embodiment, as Figure 2 shown, the inclined part 13 comprises a first baffle 5 and two second baffles 6 arranged on one side of the first baffle 5, and the first baffle 5 and the two second baffles 6 on one side form a fixed area for accommodating the bent wire 8.

[0040] The width of the second cover plate 2 is smaller than the width of the inclined part 13, so that when the second cover plate 2 is covered on the inclined part 13, the side edge of the second cover plate 2 and the corresponding side edge of the inclined part 13 form a side edge gap for leading out the wire 8.

[0041] The structure of the second cover plate 2 can be designed in two forms, the first structure is that the width of the second cover plate 2 is equal to the width of the first baffle 5.

[0042] The second structure is that the width of the second cover plate 2 is smaller than the width of the first baffle 5.

[0043] Figure 1 、 Figure 4 and Figure 5 The example shows the first structure. The wire passing structure of the utility model can comprise the wire passing groove 10 and the side edge gap formed by any of the above ways.

[0044] In one exemplary embodiment, as shown in Figure 1 and Figure 2 the first cover plate 1 is hinged on one side to the base 4 and on the other side to one side of the second cover plate 2.

[0045] In one exemplary embodiment, as shown in Figure 1 and Figure 2 the second cover plate 2 is provided with a handle 9.

[0046] In one exemplary embodiment, as shown in Figure 1 the second cover plate 2 is also provided with an observation window 3. Through the observation window 3, the operator can check whether the winding 8 is correctly accommodated in the winding fixing groove 7 and the straightening groove 11 during or after the pressing process, thereby ensuring the quality of the pressed winding. Such design can also reduce the weight of the tooling and reduce costs.

[0047] The working process of the single-sided pressing tooling is as follows: the main body of the multi-turn winding 8 is placed in the winding fixing groove 7 and the straightening groove 11 of the flat portion 12 of the base 4, the first cover plate 1 is closed on the flat portion 12 so that the main body of the winding 8 is pressed tightly; then the outgoing line of the winding 8 is passed through the line passing groove 10 on the side edge of the second cover plate 2; one end of the winding 8 is pressed and bent to the inclined portion 13 by means of a tool or directly by the second cover plate 2, thereby obtaining a single-sided winding 8 having a certain angle with the main body of the winding 8. At this time, the other outgoing line of the winding 8 passes out from the gap between the second cover plate 2 and the inclined portion 13. Finally, the winding 8 having a single-sided pressed and bent shape is obtained.

[0048] The above description shows and describes the preferred embodiments of the present application, but as described above, it should be understood that the present application is not limited to the forms disclosed herein, should not be considered as excluding other embodiments, and can be used in various other combinations, modifications and environments, and can be modified within the scope of the present application by the above teachings or related technical or knowledge. Any modification and change made by those skilled in the art without departing from the spirit and scope of the present application shall be within the protection scope of the claims of the present application.

Claims

1. A single-sided wire pressing tool characterized by, A device for bending one side of a multi-turn winding into shape, comprising a base and a cover assembly, The base comprises a flat portion for supporting the winding and an inclined portion connected to the flat portion, The cover assembly comprises a first cover and a second cover; the first cover is used to press the winding segment on the flat portion; the second cover is used to cooperate with the inclined portion to bend one side of the winding into a predetermined shape; And the second cover is provided with a wire passing structure at the joint with the first cover for leading out the winding.

2. A single-sided wire pressing tool according to claim 1, wherein A plurality of winding fixing grooves are arranged on the flat portion in the direction of the winding wire leading out.

3. A single-sided wire pressing tool according to claim 2, wherein The flat portion is further provided with a straightening groove perpendicular to the wire leading out direction on the side opposite to the inclined portion, and the winding fixing groove and the straightening groove are in communication.

4. The single-sided wire pressing tool of claim 1, wherein, The wire passing structure comprises a wire passing groove opened on the side edge of the second cover adjacent to the first cover.

5. A single-sided wire pressing tool according to claim 1, wherein The inclined portion comprises a first baffle and two second baffles arranged on one side of the first baffle, and the first baffle and the two second baffles on one side form a fixed area for accommodating the bent winding.

6. A single-sided wire pressing tool according to claim 5, wherein The width of the second cover is less than the width of the inclined portion, so that when the second cover is closed on the inclined portion, the side edges of the second cover and the corresponding side edges of the inclined portion form a side edge gap for leading out the winding.

7. A single-sided wire pressing tool according to claim 6, wherein The width of the second cover is less than or equal to the width of the first baffle.

8. A single-sided wire pressing tool according to claim 1, wherein One side of the first cover is hinged to the base, and the other side of the first cover is hinged to the second cover.

9. A single-sided wire pressing tool according to claim 1, wherein The second cover is provided with a handle.

10. A single-sided wire pressing tool according to claim 1, wherein The second cover is further provided with an observation window.

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