New energy motor winding pressing tool

Abstract

The application discloses a new energy motor winding wire pressing tool, which comprises a ring-shaped mounting plate, a ring-shaped movable plate and a movable pressing die, a plurality of radial clamps are mounted on the ring-shaped mounting plate, a plurality of guide structures are arranged on the ring-shaped mounting plate, the guide structures guide corresponding radial clamps to move radially on the ring-shaped movable plate, a plurality of linkage plates are arranged between the ring-shaped mounting plate and the ring-shaped movable plate, the upper end of the linkage plate is hinged to the ring-shaped movable plate, the upper end of the linkage plate is hinged to the radial clamp, the upper end of the linkage plate is arranged to be inclined to the outer side of the ring-shaped movable plate, and a plurality of pressing grooves are arranged on the lower surface of the movable pressing die. The new energy motor winding wire pressing tool can effectively automatically press the motor winding under the cooperation of a pressing device, the winding can be accurately positioned, the winding form is uniform, and the production efficiency and product quality of the motor are ensured.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of motor production equipment, and particularly relates to a new energy motor winding wire pressing tool. BACKGROUND

[0002] The wire group structure of a new energy automobile motor is complex. During production, copper wires are first cut into wire segments of a certain length, and then U-shaped wires are formed after steps such as paint stripping, U-shaped forming and 3D forming. The U-shaped wires are inserted into a motor stator to form multiple layers of windings, and finally a complete motor winding is obtained after welding. After the wire insertion is completed, the winding in the motor stator may not be in place, and needs to be compacted to accurately position the winding in the height and radial directions. The motor winding has multiple layers, and each layer of winding has a difference in height, and there are special height wires such as lead-out wires. Therefore, it is very difficult to press the winding. Obviously, manual operation is time-consuming and laborious, and may result in inaccurate wire pressing, which affects the production efficiency and product quality of the motor. Therefore, a tool capable of automatically pressing the winding of the motor is needed. SUMMARY

[0003] To solve the above technical problems, the technical scheme adopted by the application is as follows: a new energy motor winding wire pressing tool, comprising a ring-shaped mounting plate, a ring-shaped movable plate and a movable pressing die. The movable pressing die is located inside the ring-shaped movable plate, the ring-shaped movable plate is located above the ring-shaped mounting plate, the movable pressing die and the ring-shaped mounting plate are fixedly connected through a plurality of connecting columns, a plurality of radial clamping plates are installed on the ring-shaped mounting plate, a plurality of guide structures are arranged on the ring-shaped mounting plate, the guide structures correspond to the radial clamping plates one by one, the guide structures guide the corresponding radial clamping plates to move radially on the ring-shaped movable plate, a plurality of linkage plates are arranged between the ring-shaped mounting plate and the ring-shaped movable plate, the linkage plates correspond to the guide structures one by one, the upper end of the linkage plate is hingedly connected to the ring-shaped movable plate, the upper end of the linkage plate is hingedly connected to the radial clamping plate, and the upper end of the linkage plate is obliquely arranged towards the outside of the ring-shaped movable plate. A plurality of pressing grooves are arranged on the lower surface of the movable pressing die.

[0004] As a preferred technical scheme of the above technical scheme, a buffer block is arranged below the movable pressing die, the buffer block is connected to the movable pressing die through a plurality of springs, a plurality of guide grooves are arranged in the buffer block, a plurality of connecting ports respectively communicating with the guide grooves are arranged on the upper surface of the buffer block, a plurality of guide rods are connected to the lower part of the movable pressing die, the guide rods and the guide holes correspond to each other, the guide rods are inserted into the corresponding guide grooves after passing through the connecting ports, a limiting plate is arranged in the guide groove, the limiting plate is fixedly connected to the guide rod, and a spring is respectively sleeved on the guide rod, the spring is clamped between the movable pressing die and the buffer block.

[0005] As a preferred technical scheme of the above technical scheme, a plurality of pressing rods are threadedly connected below the movable pressing die, and the pressing rods are respectively located above the buffer block.

[0006] As the preferred technical scheme, the guide structure comprises a guide rod and a sliding block, the sliding block is provided with a guide hole, the guide rod is movably inserted through the guide hole, the guide rod is fixedly installed on the annular mounting plate, and the sliding block is fixedly connected with the radial clamping plate.

[0007] As the preferred technical scheme, the number of the sliding blocks in each guide structure is two, and the two sliding blocks are respectively located on the two sides of the corresponding linkage plate.

[0008] As the preferred technical scheme, the lower surface of the annular movable plate is fixedly connected with a plurality of stabilizing rods, the annular mounting plate is provided with a plurality of insertion holes for movably inserting the lower ends of the stabilizing rods, the stabilizing rods are sleeved with return springs, and the return springs are clamped between the annular movable plate and the annular mounting plate.

[0009] As the preferred technical scheme, the lower surface of the annular movable plate is connected with a plurality of limiting rods.

[0010] As the preferred technical scheme, the upper end of the annular movable plate is provided with a plurality of threaded holes, and the threaded holes are respectively screwed with adjusting screws.

[0011] As the preferred technical scheme, the upper surface of the movable pressing die is provided with a recessed table, the recessed table is provided with a plurality of threaded adjusting holes, the threaded adjusting holes and the pressing grooves are one-to-one corresponding, the threaded adjusting holes are communicated with the corresponding pressing grooves, and the threaded adjusting holes are respectively screwed with adjusting screws.

[0012] The new energy motor winding pressing tool can effectively automatically press the motor winding under the cooperation of a pressing device, the winding can be accurately positioned, the winding form is uniform, and the production efficiency and product quality of the motor are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a structural schematic diagram of the present application;

[0014] Fig. 2 is a structural schematic diagram of the present application from another angle. DETAILED DESCRIPTION

[0015] The technical scheme of the present application will be described in detail below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0016] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0017] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0018] As shown in the drawings, Figs. 1-2 The new energy motor winding pressing tool comprises a ring-shaped mounting plate 1, a ring-shaped movable plate 2 and a movable pressing die 3. The movable pressing die 3 is located inside the ring-shaped movable plate 2, the ring-shaped movable plate 2 is located above the ring-shaped mounting plate 1, the movable pressing die 3 and the ring-shaped mounting plate 1 are fixedly connected through a plurality of connecting columns, a plurality of radial clamping plates 4 are mounted on the ring-shaped mounting plate 1, a plurality of guide structures are arranged on the ring-shaped mounting plate 1, the guide structures correspond to the radial clamping plates 4 one by one, the guide structures guide the corresponding radial clamping plates 4 to move radially on the ring-shaped movable plate 2, a plurality of linkage plates 5 are arranged between the ring-shaped mounting plate 1 and the ring-shaped movable plate 2, the linkage plates 5 correspond to the guide structures one by one, the upper end of the linkage plate 5 is hinged to the ring-shaped movable plate 2, the upper end of the linkage plate 5 is hinged to the radial clamping plate 4, and the upper end of the linkage plate 5 is inclined to the outside of the ring-shaped movable plate 2. A plurality of pressing grooves 6 are arranged on the lower surface of the movable pressing die 3. The winding tool is sleeved on the motor stator with newly inserted wires, the winding part is located inside the ring-shaped mounting plate 1 and the ring-shaped movable plate 2, and a certain height difference is formed between the ring-shaped mounting plate 1 and the motor stator. The pressing grooves 6 are used for inserting the wire insertion of the winding with a length height winding other than the wire insertion, so that the movable pressing die 3 can press the winding wire insertion with normal height. A pressing device such as a pressing machine is used to press the movable pressing die 3, the entire winding tool is pressed down, the ring-shaped movable plate 2 drives the linkage plate 5 to move during the pressing process, pushes the radial clamping plate 4 to move in the winding direction, and folds the winding in place, so that the winding wire insertion can be smoothly lowered and inserted into the motor stator during the pressing of the movable pressing die 3. After continuing to press, the ring-shaped mounting plate 1 contacts the motor stator, the winding tool cannot continue to press, and at this time the wire insertion has been inserted into the motor stator according to the set depth.

[0019] Further, the lower part of the movable pressing die 3 is provided with a buffer block 7, the buffer block 7 is connected with the movable pressing die 3 through a plurality of springs 9, the buffer block 7 is internally provided with a plurality of guide grooves, the upper surface of the buffer block 7 is provided with a plurality of connecting ports respectively communicating with the guide grooves, the lower part of the movable pressing die 3 is connected with a plurality of guide rods 8, the guide rods 8 and the guide holes are one-to-one corresponding, the guide rods 8 are inserted into the corresponding guide grooves after passing through the connecting ports, the guide grooves are internally provided with limiting plates, the limiting plates are fixedly connected with the guide rods 8, the guide rods 8 are respectively sleeved with the springs 9, and the springs 9 are clamped between the movable pressing die 3 and the buffer block 7. The buffer block 7 contacts the winding earlier than the movable pressing die 3, and pre-pressing is formed on the wire with a special shape or angle in the winding (the wire head of the wire with a special position such as a lead-out wire and a connecting wire in the winding is higher than other winding insertion wires due to the design requirement of being bent to the inside of the motor stator or other directions by a certain angle). Finally, when the movable pressing die 3 is completely pressed into place, the buffer block 7 and the movable pressing die 3 press the entire winding insertion wire into place. The shape of the lower surface of the buffer block 7 and the shape of the lower surface of the movable pressing die 3 are matched with the design shape of the upper end of the motor winding, and the specific condition is determined according to the type of the motor.

[0020] Further, a plurality of pressing rods 10 are threadedly connected below the movable pressing die 3. The pressing rods 10 are respectively located above the buffer block 7. When the movable pressing die 3 is pressed down, the buffer block 7 first contacts the winding, and then the movable pressing die 3 continues to be pressed down, so that the pressing rods 10 contact the buffer block 7. In this way, when the movable pressing die 3 continues to be pressed down, the movable pressing die 3 can simultaneously press the winding with the buffer block 7 at the same pressure, so as to completely insert the winding into the motor stator.

[0021] Further, the guide structure comprises a guide rod 11 and a sliding block 12, the sliding block 12 is provided with a guide hole, the guide rod 11 is movably inserted into the guide hole, the guide rod 11 is fixedly installed on the annular mounting plate 1, and the sliding block 12 is fixedly connected with the radial clamping plate 4. The guide structure guides the radial movement of the radial clamping plate 4 on the annular mounting plate 1.

[0022] Further, the number of the sliding blocks 12 in each guide structure is two, the two sliding blocks 12 are respectively located on the two sides of the corresponding linkage plate 5, and the number of the guide rods 11 in each guide structure is two.

[0023] Further, the lower surface of the annular movable plate 2 is fixedly connected with a plurality of stabilizing rods 13, the annular mounting plate 1 is provided with a plurality of insertion holes respectively for the movable insertion of the lower ends of the stabilizing rods 13, the stabilizing rods 13 are sleeved with return springs 14, and the return springs 14 are clamped between the annular movable plate 2 and the annular mounting plate 1. After the annular movable plate 2 is pressed down under the force, the return spring 14 is deformed and shrinks, and when the annular movable plate 2 is not pressed by the pressing equipment, the return spring 14 restores, so that the annular movable plate 2 is reset and moves upward. The linkage plate 5 is driven to move, the radial clamping plate 4 is withdrawn outward, and the wound winding is loosened.

[0024] Further, the lower surface of the annular movable plate 2 is connected with a plurality of limiting rods 15. After the limiting rods 15 abut against the annular mounting plate 1, the annular movable plate 2 and the annular mounting plate 1 form the shortest spacing, so that the annular movable plate 2 is prevented from being pressed downward excessively to cause the guide structure and the linkage plate 5 to be damaged.

[0025] Further, the upper end of the annular movable plate 2 is provided with a plurality of threaded holes 16, and the threaded holes 16 are respectively threadedly connected with adjusting screws 17. The height of the adjusting screws 17 is adjustable. In the process of the pressing equipment being pressed downward from top to bottom, the adjusting screws 17 are first acted on, so that the annular movable plate 2 is moved downward, the radial clamping plates 4 are moved radially, the winding wires are collected, the winding wires are positioned in the insertion slots in the stator, and the winding wires are completely inserted into the stator by the movable pressing die 3.

[0026] Further, the upper surface of the movable pressing die 3 is provided with a recessed table 18, the recessed table 18 is provided with a plurality of threaded adjusting holes 19, the threaded adjusting holes 19 and the pressing grooves 6 are one-to-one corresponding, the threaded adjusting holes 19 are communicated with the corresponding pressing grooves 6, and the threaded adjusting holes 19 are respectively threadedly connected with threaded adjusting rods 20. By adjusting the height of the threaded adjusting rods 20, the depth of the pressing grooves 6 can be adjusted, and the pressing wire effect can be fine-tuned.

[0027] It is worth mentioning that the motor and other technical features involved in the present application should be regarded as prior art. The specific structure, working principle and possible control method and spatial arrangement method of these technical features can be selected by using conventional methods in the art, and should not be regarded as the invention point of the present application. The present application will not be further described in detail.

[0028] The preferred embodiments of the present application have been described in detail above, and it should be understood that those skilled in the art can make many modifications and changes to the present application without creative labor based on the concept of the present application. Therefore, any technical solution obtained by logical analysis, reasoning or limited experiment based on the prior art according to the concept of the present application should be within the protection scope determined by the claims.

Claims

1. A new energy motor winding pressing tool, characterized in that, The utility model provides a kind of ring-shaped installation plate, ring-shaped movable plate, movable die, the movable die is located inside ring-shaped movable plate, ring-shaped movable plate is located above ring-shaped installation plate, movable die is fixedly connected between ring-shaped installation plate by several connecting columns, ring-shaped installation plate is installed with several radial clamps, ring-shaped installation plate is equipped with several guide structures, guide structure and radial clamp one-to-one correspondence, guide structure guides corresponding radial clamp and moves radially on ring-shaped movable plate, several linkage plates are equipped between ring-shaped installation plate and ring-shaped movable plate, linkage plate and guide structure one-to-one correspondence, the upper end of linkage plate is hinged with ring-shaped movable plate, the upper end of linkage plate is hinged with radial clamp, the upper end of linkage plate is inclinedly arranged towards the outside of ring-shaped movable plate, the lower surface of the movable die is equipped with several pressing grooves.

2. The new energy motor winding pressing tool of claim 1, wherein, The lower side of the movable die is equipped with a buffer block, the buffer block is connected to the movable die by a plurality of springs, the buffer block is equipped with a plurality of guide grooves inside, the upper surface of the buffer block is equipped with a plurality of connection ports respectively connected to the guide grooves, a plurality of guide rods are connected to the lower side of the movable die, the guide rods and the guide holes are one-to-one corresponding, the guide rods are inserted into the corresponding guide grooves after passing through the connection ports, a limiting plate is arranged in the guide groove, the limiting plate is fixedly connected to the guide rod, a spring is respectively sleeved on the guide rod, and the spring is clamped between the movable die and the buffer block.

3. The new energy motor winding pressing tool of claim 2, wherein, A plurality of pressing rods are threadedly connected to the lower side of the movable die, and the pressing rods are respectively located above the buffer block.

4. The new energy motor winding pressing tool of claim 1, wherein, The guide structure includes a guide rod and a sliding block, the sliding block is provided with a guide hole, the guide rod is movably inserted into the guide hole, the guide rod is fixedly installed on the ring-shaped installation plate, and the sliding block is fixedly connected to the radial clamp.

5. The new energy motor winding pressing tool of claim 4, wherein, The number of sliding blocks in each guide structure is two, and the two sliding blocks are respectively located on both sides of the corresponding linkage plate.

6. The new energy motor winding pressing tool of claim 5, wherein, The lower surface of the ring-shaped movable plate is fixedly connected to a plurality of stabilizing rods, the ring-shaped installation plate is provided with a plurality of insertion holes for the lower end of the stabilizing rod to be movably inserted, a return spring is sleeved on the stabilizing rod, and the return spring is clamped between the ring-shaped movable plate and the ring-shaped installation plate.

7. The new energy motor winding pressing tool of claim 6, wherein, The lower surface of the ring-shaped movable plate is connected to a plurality of limiting rods.

8. The new energy motor winding pressing tool of claim 7, wherein, The upper end of the ring-shaped movable plate is provided with a plurality of threaded holes, and an adjusting screw is respectively threadedly connected in the threaded hole.

9. The new energy motor winding pressing tool of claim 1, wherein, The upper surface of the movable die is provided with a recessed platform, a plurality of threaded adjusting holes are arranged on the recessed platform, the threaded adjusting holes and the pressing grooves are one-to-one corresponding, the threaded adjusting holes are connected to the corresponding pressing grooves, and an adjusting screw is respectively threadedly connected in the threaded adjusting hole.

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