Laminating tool for fanning strip stator core

Abstract

The utility model discloses a fanning strip stator core laminating tool, which comprises a base, an inner core and an outer hoop, and the inner core is welded at the center of the base; the outer hoop is fixed to the base and located on the outer ring of the inner core, and a lamination space is formed between the outer hoop and the inner core and used for stacking iron cores; the inner core and the base are connected into a whole through welding, the strength and perpendicularity of the inner core and the base are guaranteed, the outer hoop is connected with the base, the concentricity of the inner core and the outer hoop is guaranteed, and during production, the inner diameter and the outer diameter of the iron core are guaranteed through positioning of the inner core and the outer hoop; therefore, the tool can accurately guarantee the size and consistency of the fanning strip iron core.

Description

Technical Field

[0001] The utility model relates to the technical field of iron core manufacturing, in particular to a sector-shaped stator iron core lamination tool. Background Art

[0002] The traditional full-circle punching core stacking tooling locates and presses the inner core; however, for sector-shaped punching, the inner and outer diameter dimensions of the core cannot be guaranteed by internal positioning alone. Therefore, a sector-shaped sheet stacking tooling is needed to ensure the precise inner and outer diameters of the core. Utility Model Content

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, an embodiment of the present invention provides a sector-shaped stator core lamination tool, comprising a base, an inner core, and an outer hoop. The inner core is welded to the center of the base; the outer hoop is fixed to the base and positioned outside the inner core, forming a lamination space between the outer hoop and the inner core for lamination of the cores.

[0004] The utility model has at least the following beneficial effects:

[0005] The inner core and the base are connected into a whole by welding to ensure the strength and verticality of the inner core and the base. The outer hoop is connected to the base to ensure the concentricity between the inner core and the outer hoop. During production, the inner and outer diameters of the core are guaranteed by the positioning of the inner core and the outer hoop; this tooling can accurately ensure the size and consistency of the sector core.

[0006] According to some embodiments of the present invention, a pressure cover is further included, and the pressure cover is press-fitted above the stacking space.

[0007] According to some embodiments of the present invention, a positioning stop is provided on the base, and the outer hoop is installed on the positioning stop.

[0008] According to some embodiments of the present invention, the outer hoop and the base are connected by bolts.

[0009] According to some embodiments of the present invention, a material return port is provided on the base, and the material return port is located at the bottom of the stacking space.

[0010] According to some embodiments of the present invention, a stripping plate is installed in the stacking space, and the iron core is stacked above the stripping plate.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0013] Figure 1 It is an overall schematic diagram of an embodiment of the present utility model. DETAILED DESCRIPTION

[0014] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0015] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0016] In the description of this utility model, "a plurality" means more than two, and "greater than," "less than," "exceed," etc. are understood to exclude the number itself. The use of "first" or "second" is solely for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number or order of the technical features indicated.

[0017] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, and connecting should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0018] Reference Figure 1 A sector-shaped stator core lamination tooling includes a base 1, an inner core 2, and an outer hoop 6. The inner core 2 is welded at the center of the base 1; the outer hoop 6 is fixed on the base 1, and the outer hoop 6 is located on the outer ring of the inner core 2. A lamination space 101 is formed between the outer hoop 6 and the inner core 2, and the lamination space 101 is used for stacking the core 7.

[0019] The inner core 2 and the base 1 are connected into a whole by welding to ensure the strength and verticality of the inner core 2 and the base 1. The outer hoop 6 is connected to the base 1 to ensure the concentricity between the inner core 2 and the outer hoop 6. During production, the inner and outer diameters of the iron core 7 are positioned by the inner core 2 and the outer hoop 6; so that this tooling can accurately ensure the size and consistency of the sector-shaped iron core 7.

[0020] In order to control the tightness and length of the iron core 7, a pressure cover 5 is further provided. The pressure cover 5 is press-fitted above the stacking space 101 and is pressed tightly by a press.

[0021] In order to ensure the concentricity of the inner core 2 and the outer hoop 6, a positioning stop 11 is provided on the base 1, and the outer hoop 6 is installed on the positioning stop 11. At the same time, the outer hoop 6 and the base 1 are connected by bolts 4.

[0022] In order to facilitate the removal of the stator core 7 from the stacking space 101 after stacking, a material removal port 12 is opened on the base 1, and the material removal port 12 is located at the bottom of the stacking space 101. At the same time, a material removal plate 3 is installed in the stacking space 101, and the core 7 is stacked on top of the material removal plate 3. By pushing the material removal plate 3, the stacked core 7 is removed.

[0023] In this specification, reference to the terms "some embodiments" or "it is contemplated that" means that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0024] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A sector-shaped stator core lamination tooling, characterized in that: It comprises a base (1), an inner core (2), and an outer hoop (6); the inner core (2) is welded at the center of the base (1); a positioning stop (11) is provided on the base (1); the outer hoop (6) is mounted on the positioning stop (11); the outer hoop (6) and the base (1) are connected by bolts (4); The outer hoop (6) is fixed on the base (1), and the outer hoop (6) is located on the outer ring of the inner core (2), and a stacking space (101) is formed between the outer hoop (6) and the inner core (2), and the stacking space (101) is used for stacking the iron core (7); A pressure cover (5), wherein the pressure cover (5) is press-fitted above the stacking space (101).

2. The sector-shaped stator core lamination tooling according to claim 1, characterized in that: The base (1) is provided with a material return port (12), and the material return port (12) is located at the bottom of the stacking space (101).

3. The sector-shaped stator core lamination tooling according to claim 1, characterized in that: A stripping plate (3) is installed in the stacking space (101), and the iron core (7) is stacked above the stripping plate (3).

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