Punching sheet stator for motor

Abstract

The utility model discloses a punching sheet stator for a motor, comprising a plurality of stator rings and stator teeth which are in one-to-one correspondence and are fixed, a connecting section used for fixed connection is arranged between the adjacent stator rings, and the stator rings are arranged in a circular ring shape and are welded and fixed end to end. The two sides of the stator ring and the two sides of the stator teeth are provided with buckling grooves and buckling plates which are corresponding in position. The adjacent stator rings are sequentially fixed through the connecting sections, then the connecting sections are matched with the stator rings, the punching sheet stator is machined to be in a long strip shape, compared with an existing punching sheet stator machined into a whole circle, the punching sheet stator machined to be in the long strip shape is less in raw material consumption, manufacturing cost is reduced, and meanwhile, the service life of the punching sheet stator is prolonged. The plurality of punching sheet stators are bent into a circle through the connecting sections, so that the process difficulty of processing the punching sheet stators into the circle is reduced, the processing precision when the plurality of punching sheet stators are assembled into the whole circle is ensured, the production and processing quality of products is improved, and the production yield of the products is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor part technical field especially is a motor with a punched part stator. BACKGROUND

[0002] The punched part stator on the market at present mainly has two kinds, one is directly punching the punched part stator into the whole circle structure, then the punched part stator of whole circle is punched and is overlapped together to process and form the stator of motor, but the punched part stator of whole circle is relatively complicated in forming processing, and the structure of the punched part stator of whole circle is relatively complicated, which leads to higher process requirement and greater processing difficulty. SUMMARY

[0003] The utility model discloses a motor with a punched part stator.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A motor with a punched part stator, comprising a plurality of one-to-one corresponding and fixed stator rings and stator teeth, a connecting section for fixed connection is arranged between adjacent stator rings, the stator ring is arranged in a circular ring and is fixed by welding at the head and tail, and the two sides of the stator ring and the stator tooth are provided with position corresponding buckle grooves and buckle plates.

[0006] As a preferred, a plurality of the stator ring is connected into a long strip through the connecting section, and the stator ring is provided with a head end and a tail end for welding into a circle.

[0007] As a preferred, the stator ring is provided with a matching convex ring and groove, and the convex ring is clamped and fixed in the groove of the adjacent stator ring.

[0008] As a preferred, the number of the buckle groove and the buckle plate is two and is arranged on the stator ring and the stator tooth in horizontal and vertical respectively.

[0009] As a preferred, the outer side of the stator ring is provided with vertically distributed positioning grooves.

[0010] As a preferred, the outer periphery of the stator tooth is provided with a winding groove.

[0011] The utility model has the advantages of:

[0012] 1. Corresponding fixed stator teeth on each stator ring, and sequentially fixed adjacent stator rings through the connecting section, and then the lamination stator is processed into a long strip through the cooperation of the connecting section and the stator ring, compared with the existing lamination stator processed into a whole circle, the raw material usage of the lamination stator processed into a long strip is less, the manufacturing cost is reduced, at the same time, the connecting section is used to bend the plurality of lamination stators into a circle, that is, through the setting of the connecting section, the process difficulty of the lamination stator processing into a circle is reduced, and the production efficiency and yield of the product can be effectively improved, and the machining precision of the plurality of lamination stators assembled into a whole circle is guaranteed, and the production and processing quality of the product is improved;

[0013] 2. The stator ring and the stator tooth are provided with corresponding buckle grooves and buckle plates, that is, the buckle plates are clamped into the buckle grooves to position and fix the lamination of the lamination stator, so that the lamination of the lamination stator is assembled and processed more efficiently and accurately;

[0014] 3. The convex ring and the groove are correspondingly arranged at both ends of the stator ring, the convex ring is clamped in the groove of the adjacent stator ring to limit and fix the bending of the lamination stator, so that the connection between the adjacent lamination stators is more reliable. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 Structure diagram of the utility model Figure 1 ;

[0016] Figure 2 Enlarged view of A in Figure 1

[0017] Figure 3 Local structure diagram of the utility model

[0018] Figure 4 Structure diagram of the utility model Figure 2 ;

[0019] Figure 5 Enlarged view of B in Figure 4

[0020] Figure 6 Lamination diagram of the utility model.

[0021] In the drawing: stator ring 1, connecting section 11, convex ring 12, groove 13, leading end 14, tail end 15, positioning groove 16, stator tooth 2, buckle groove 21, buckle plate 22, winding groove 3. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with the drawings and specific embodiments:

[0023] ​​In the description of the present application, the terms "upper", "lower", "left", "right" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or unit referred to must have a specific direction, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the present application.

[0024] As shown in Figures 1-6 A lamination stator for motor, comprising a plurality of one-to-one corresponding and fixed stator rings 1 and stator teeth 2, the stator rings 1 and the stator teeth 2 are integrally formed structure, the stator teeth 2 are located on the inner side of the stator ring 1, the outer periphery of the stator teeth 2 is provided with a winding slot 3, the winding slot 3 is used for winding the winding of the motor, the number of the stator ring 1 and the stator teeth 2 is multiple, in the embodiment, the number of the stator ring 1 and the stator teeth 2 is 8.

[0025] The connecting section 11 is provided between adjacent stator rings 1 for fixed connection, it can also be understood that the connecting section 11 and the stator ring 1 are integrally formed processing structure, and adjacent stator rings 1 are fixedly connected in sequence through the connecting section 11.

[0026] As shown in Figures 1-3 By cooperating with the connecting section 11 and the stator ring 1, a plurality of the stator ring 1 is connected into a long strip shape through the connecting section 11, and compared with the existing lamination stator processed into a whole circle, the raw material usage of the lamination stator processed into a long strip shape is less, that is, the manufacturing cost of the embodiment is reduced.

[0027] As shown in Figure 1 , Figure 4 The stator ring 1 is arranged in a circular ring and fixed by welding the head end 14 and the tail end 15, that is, one end of the long strip-shaped lamination stator is the head end 14, and the other end is the tail end 15, the head end 14 and the tail end 15 of the lamination stator bent into a circle are welded and fixed to process the lamination stator into a whole circle.

[0028] Further, the connecting section 11 is provided between adjacent stator rings 1 to reduce the process difficulty of the lamination stator processed into a circle, and can effectively improve the production efficiency and yield of the product, and also ensures the processing precision when a plurality of lamination stators are assembled into a whole circle, so as to improve the production and processing quality of the subsequent product.

[0029] Further, the stator ring 1 is provided with a matching convex ring 12 and a groove 13, the convex ring 12 and the groove 13 are respectively arranged at both ends of the stator ring 1, when a plurality of lamination stators need to be bent into a circle, the convex ring 12 is clamped and fixed in the groove 13 of the adjacent stator ring 1, so as to limit and fix the bending of the lamination stator, so that the connection between the adjacent lamination stators is more reliable.

[0030] When the stator laminations that have been processed into circles need to be stacked to be further processed into the stator of a motor, the stator ring 1 and the stator teeth 2 are provided with corresponding slots 21 and plates 22 on both sides. There are two slots 21 and two plates 22, which are arranged horizontally and vertically on the stator ring 1 and the stator teeth 2 respectively. That is, the slots 21 and plates 22 are arranged horizontally on both sides of the stator ring 1, and the slots 21 and plates 22 are arranged vertically on both sides of the stator teeth 2.

[0031] For details, please refer to the following: Figure 4 , Figure 6 As shown, when multiple circular lamination stators are stacked, the buckle plate 22 is engaged in the corresponding buckle groove 21 to position and fix the stacked lamination stators, making the stacking and assembly of the lamination stators more efficient and precise, reducing the difficulty of the stacking process and improving the quality of the processed products.

[0032] The stator ring 1 has vertically distributed positioning grooves 16 on its outer side. The positioning grooves 16 are provided to enable faster positioning and installation on the motor housing.

[0033] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A lamination stator for an electric motor, characterized in that: It includes multiple stator rings (1) and stator teeth (2) that are one-to-one and fixed together. A connecting section (11) for fixed connection is provided between adjacent stator rings (1). The stator rings (1) are arranged in a ring and fixed by welding at the beginning and end. Both sides of the stator rings (1) and stator teeth (2) are provided with corresponding fastening grooves (21) and fastening plates (22).

2. The lamination stator for an electric motor as described in claim 1, characterized in that: Multiple stator rings (1) are connected end to end in a long strip by connecting section (11), and the stator rings (1) are provided with a head end (14) and a tail end (15) for welding into a circle.

3. A lamination stator for an electric motor as described in claim 1, characterized in that: The stator ring (1) is provided with a matching convex ring (12) and a groove (13), and the convex ring (12) is snapped and fixed in the groove (13) of the adjacent stator ring (1).

4. A lamination stator for an electric motor as described in claim 1, characterized in that: The number of the buckle groove (21) and buckle plate (22) are both two, and they are arranged horizontally and vertically respectively on the stator ring (1) and stator tooth (2).

5. A lamination stator for an electric motor as described in claim 1, characterized in that: The stator ring (1) has vertically distributed positioning grooves (16) on its outer side.

6. A lamination stator for an electric motor as described in claim 1, characterized in that: The stator teeth (2) are provided with winding grooves (3) on their outer periphery.

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