CN220732441U - Assembled motor stator and production die thereof - Google Patents
Assembled motor stator and production die thereof Download PDFInfo
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- CN220732441U CN220732441U CN202322287439.4U CN202322287439U CN220732441U CN 220732441 U CN220732441 U CN 220732441U CN 202322287439 U CN202322287439 U CN 202322287439U CN 220732441 U CN220732441 U CN 220732441U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 210000000332 tooth crown Anatomy 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims description 29
- 238000000429 assembly Methods 0.000 claims description 29
- 230000013011 mating Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 8
- 239000002699 waste material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 235000013322 soy milk Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Abstract
The utility model provides a combined motor stator and a production die thereof, wherein the combined motor stator comprises a plurality of first components, the first components comprise circular arc parts, the circular arc parts of the first components are in circular ring shape and are arranged in a head-tail partition way, tooth crowns are formed in the middle of the circular arc parts in an extending way towards the direction of the inner circle center of the circular ring, tooth grooves are formed between the tooth crowns, tooth poles are arranged at the tail ends of the tooth crowns, the tooth poles are in circular ring-shaped arrangement, a second component is arranged between the first components, and the second component and the circular arc parts of the first components are mutually meshed and spliced, so that the second component and the circular arc parts of the first components form a complete circular ring. The utility model provides a can follow the waste material that utilizes between the tooth's socket and go on stamping forming to form the second subassembly that is used for the concatenation circular arc portion, save material and reduce cost that can be very big, simultaneously can make the very big improvement of coiling equipment coil efficiency and promote the groove full rate of wire winding.
Description
Technical Field
The utility model relates to the field of motors, in particular to a combined motor stator and a production die thereof.
Background
Many motors are used in existing household appliances, such as mixers, soymilk machines, juice extractors, fan motors, etc., and drive mechanisms are commonly used in such products. Many motors in the above application scenario are now gradually adopting permanent magnet brushless motors, because permanent magnet brushless motors work quieter and rotate faster, but the torque and torsion of permanent magnet brushless motors are often inferior to mechanical motors, and efficiency is reduced when stirring some harder foods.
When the motor stator of the existing brushless motor is processed, two modes are usually adopted for processing, one mode is that the stator is molded in an integral molding mode as shown in the figure, or the stator is molded in a segmented mode and then spliced, for example, chinese patent application publication No. CN209001792U discloses a permanent magnet brushless motor, the stator processing mode is that the stator is directly spliced and then is combined together after the stator is segmented, but when the stator is processed and then wound, a needle head of a winding device can only extend into a tooth slot to perform winding through a gap (such as a direction A in the figure) between tooth poles, and the deflection angle of the needle head of the winding device in the tooth slot is limited because the gap between the tooth poles is very small, so that the needle head of the winding device cannot wind enough coils on a tooth crown, thereby affecting the magnetic induction intensity of the whole stator.
Secondly, in the processing mode of the stator, whether the stator is molded in an integral molding mode or is molded in a segmented mode and then spliced, when the components are subjected to stamping molding, materials among the tooth crowns are not responsible for molding, and therefore all the materials theoretically belong to waste materials (for example, part B in the figure), and the volume of the stator only occupies a part of the whole molded part, so that the stator structure and the mold are adopted, and huge material waste is caused during processing.
Disclosure of Invention
In order to solve the above-mentioned problem, this application provides assembly formula motor stator, including a plurality of first subassemblies, first subassembly includes circular arc portion, circular arc portion of a plurality of first subassemblies presents the ring and carries out end-to-end compartment arrangement, circular arc portion middle part is formed with the tooth crown to the extension of ring inner circle heart direction be formed with the tooth's socket between the tooth crown end is provided with the tooth pole, the tooth pole presents the ring form and arranges be provided with the second subassembly between the first subassembly, the circular arc portion intermeshing concatenation of second subassembly and first subassembly makes its second subassembly and first subassembly's circular arc portion form a complete ring.
Further, the arc portion includes a first inner arc surface, a first outer arc surface and a first connecting surface for connecting the inner arc surface and the outer arc surface, the second assembly includes a first splicing surface, a second splicing surface and a second connecting surface for connecting the first splicing surface and the second splicing surface, the first splicing surface is used for splicing the first outer arc surface of the arc portion of the first assembly, and the second splicing surface is used for splicing the first inner arc surface of the arc portion of the first assembly.
Further, second clamping portions are respectively arranged on two sides of the second connecting surface of the second component, first clamping portions are arranged on two sides of the first connecting surface of the circular arc portion of the first component, and the second component is mutually meshed and spliced with the first clamping portions of the circular arc portion of the first component through the second clamping portions.
Further, the second engaging portion is a protruding portion protruding from both sides of the second connection surface, and the first engaging portion is a recessed portion recessed inward along both sides of the first connection surface of the circular arc portion of the first component.
Furthermore, the crown divides the first intrados of the first component into a first intrados and a second intrados, the crown divides the bottom surface of the tooth pole into a first bottom surface and a second bottom surface, and the length of the first splicing surface plus the length of the first clamping part is smaller than the sum of the lengths of the first intrados and the second intrados.
Further, the length of the first splicing surface plus the length of the first clamping portion is smaller than the length of the tooth crown side surface.
The application also provides a second embodiment of piece together formula motor stator, including a plurality of first subassemblies, first subassembly includes circular arc portion, circular arc portion of a plurality of first subassemblies presents the circular ring and carries out end-to-end compartment arrangement, circular arc portion middle part extends to the circular ring outer centre direction and is formed with the tooth cap be formed with the tooth's socket between the tooth cap the tooth crown end is provided with the tooth utmost point, the tooth utmost point presents circular ring arrangement be provided with the second subassembly between the first subassembly, the circular arc portion intermeshing concatenation of second subassembly and first subassembly makes its second subassembly and first subassembly's circular arc portion form a complete ring.
Further, the arc portion includes first intrados and first connecting surface the second subassembly includes first concatenation face, second concatenation face and is used for connecting the second connecting surface that first concatenation face closed the second concatenation face, the second concatenation face be used for with the concatenation of the first intrados of arc portion of first subassembly the second connecting surface both sides of second subassembly are provided with second block portion respectively be provided with first block portion in the first connecting surface both sides of the arc portion of first subassembly, the second subassembly carries out intermeshing concatenation through the first block portion of second block portion and the arc portion of first subassembly, and the crown of tooth is with the bottom surface of tooth pole divided into first bottom surface and second bottom surface, the length of first block portion is less than the length of crown of tooth in the length of first concatenation face plus first block portion.
The application also provides a production mould for producing assembled motor stator, including being the first die body of sharp interval arrangement in proper order, first die body is used for shaping first subassembly, constitute the second die body between the first die body, the second die body is surrounded by first inner arc minute surface, second inner arc minute surface, first bottom surface, second bottom surface and the side of crown and forms, the second die body is used for shaping second subassembly.
The second embodiment of the production die for producing the assembled motor stator comprises first die bodies which are arranged upside down at intervals in a straight line in sequence, wherein the first die bodies are used for forming a first assembly, a second die body is formed between the first die bodies, the second die body is formed by surrounding a first bottom surface, a second bottom surface and the side surface of a tooth crown, and the second die body is used for forming a second assembly.
Compared with the prior art, the utility model has the beneficial effects that:
compared with the prior art, for the first time, the mode that circular arc portion integrated into one piece or circular arc portion of stator directly splice is formed, its wire winding equipment can only insert wire winding equipment in the narrow and small space between the tooth utmost point and twine the coil to the crown on compare, its wire winding equipment possess its bigger wire winding angle to the efficiency that promotes the wire winding that can be very big, simultaneously, after wire winding equipment twines the coil to the crown, the interval department between the circular arc portion with second subassembly embedding first subassembly again makes its and the circular arc portion meshing of first subassembly fixed.
Secondly, when in processing, a first module is formed on the first die body by adopting a stamping process according to corresponding dimensions, and then a second module is formed on the second die body between the first die bodies by adopting a stamping process according to corresponding dimensions, so that compared with the traditional mode of integrally forming the circular arc parts of the stator or directly splicing the circular arc parts, the method has the advantages that the second module for splicing the circular arc parts can be formed by continuously carrying out stamping forming by utilizing waste materials between tooth grooves, and the material can be greatly saved and the cost can be reduced.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic view of a prior art structure of the present application;
FIG. 2 is a schematic structural view of a first embodiment of a stator of a modular electric motor of the present application;
FIG. 3 is a reference view of a first embodiment of a stator of a modular motor according to the present application;
FIG. 4 is a schematic diagram of the assembled configuration of the first and second components of the first embodiment of the modular motor stator of the present application;
FIG. 5 is a schematic structural view of a second embodiment of a stator of a modular motor of the present application;
FIG. 6 is a schematic diagram of the assembled configuration of the first and second components of a second embodiment of a modular motor stator of the present application;
FIG. 7 is a schematic view of a first form of a mold for producing a first embodiment of a modular motor stator according to the present application;
FIG. 8 is a schematic structural view of a second form of a mold for producing a first embodiment of a modular motor stator according to the present application;
FIG. 9 is a schematic structural view of a third form of a mold for producing a first embodiment of a modular motor stator according to the present application;
fig. 10 is a schematic structural view of a mold for producing a second embodiment of a stator of a split motor according to the present application.
Reference numerals and names in the drawings are as follows:
the first assembly 100, the circular arc portion 110, the crown 120, the tooth slot 130, the tooth pole 140, the second assembly 200, the first intrados 111, the first extrados 112, the first connecting surface 113, the first splicing surface 210, the second splicing surface 220, the second connecting surface 230, the second engaging portion 230a, the first engaging portion 113a, the first inner arc parting surface 111a, the second inner arc parting surface 111b, the first bottom surface 140a, the second bottom surface 140b, the first molded body 100a, the second molded body 200a.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The assembled motor stator, as shown in fig. 2, includes a plurality of first assemblies 100, the first assemblies 100 include circular arc portions 110, the circular arc portions 110 of the plurality of first assemblies 100 are arranged in a circular shape and are arranged in a head-to-tail compartment manner, a tooth crown 120 is formed by extending the middle of each circular arc portion 110 towards the direction of the inner circle center of the circular ring, the tooth crown 120 is used for winding a coil (not shown in the drawing), tooth grooves 130 are formed between the tooth crowns 120, tooth poles 140 are arranged at the tail ends of the tooth crowns 120, the tooth poles 140 are arranged in a circular shape, a second assembly 200 is arranged between the first assemblies 100, and the second assembly 200 is mutually meshed and spliced with the circular arc portions 110 of the first assemblies 100, so that the second assembly 200 and the circular arc portions 110 of the first assemblies 100 form a complete circular ring. When the assembly is performed, as shown in fig. 3, the first assembly 100 can be arranged in a circular ring shape according to the head-tail partition, then the needle of the winding device is inserted into the space between the circular arc portions 110 of the first assembly 100 (in the direction of C in the figure) to wind the coil onto the crown 120, so that compared with the mode that the circular arc portions 110 of the stator are integrally formed or the circular arc portions 110 are directly spliced in the prior art, the winding device can only wind the coil onto the crown 120 by inserting the winding device into the narrow gap between the teeth 140, and the needle of the winding device has a larger winding deflection angle, so that the winding efficiency is greatly improved, and meanwhile, after the winding device winds the coil onto the crown 120, the second assembly 200 is embedded into the space between the circular arc portions 110 of the first assembly 100, so that the second assembly 200 is meshed and fixed with the circular arc portions 110 of the first assembly 100.
The arc part 110 comprises a first inner arc surface 111, a first outer arc surface 112 and a first connecting surface 113 for connecting the first inner arc surface 111 and the first outer arc surface 112, the second assembly 200 comprises a first splicing surface 210, a second splicing surface 220 and a second connecting surface 230 for connecting the first splicing surface 210 and the second splicing surface 220, the first splicing surface 210 is used for splicing the first outer arc surface 112 of the arc part 110 of the first assembly 100, the second splicing surface 220 is used for splicing the first inner arc surface 111 of the arc part 110 of the first assembly 100, the second connecting surface 230 is used for splicing the first connecting surface 113, second clamping parts 230a are respectively arranged on two sides of the second connecting surface 230 of the second assembly 200, first clamping parts 113a are arranged on two sides of the first connecting surface 113 of the arc part 110 of the first assembly 100, and the second assembly 200 is mutually meshed with the first clamping parts 113a of the arc part 110 of the first assembly 100 through the second clamping parts 230 a.
Preferably, the second engaging portion 230a is a protruding portion protruding from the second connecting surface 230 toward both sides, and the first engaging portion 113a is a recessed portion recessed inward along both sides of the first connecting surface 113 of the circular arc portion 110 of the first module 100, and when the second module 200 is engaged with the first engaging portion 113a of the circular arc portion 110 of the first module 100 by the second engaging portion 230a, the protruding portion is embedded in the recessed portion to form the engaged engagement.
The crown 120 divides the first intrados 111 of the first component 100 into a first intrados surface 111a and a second intrados surface 111b, the crown 120 divides the bottom surface of the tooth pole 140 into a first bottom surface 140a and a second bottom surface 140b, the length of the first splicing surface 210 and the length of the first clamping portion 113a are smaller than the sum of the lengths of the first intrados surface 111a and the second intrados surface 111b, and therefore, when the above embodiment is processed, after the first component 100 is formed by stamping, the second component 200 can be continuously stamped and formed by using the waste materials between the formed first component 100, and compared with the conventional method in which the circular arc portions 110 of the stator are integrally formed or the circular arc portions 110 are directly spliced, the material can be greatly saved and the cost can be reduced.
The length of the first splicing surface 210 plus the length of the first engaging portion 113a is smaller than the length of the side surface of the crown 120, and this embodiment is adapted to a multi-slot multipolar motor stator scheme, in which the second assembly 200 is also small due to the too small lengths of the first inner arc facet 111a and the second inner arc facet 111 b.
Fig. 2 is a second embodiment of the assembled motor stator of the present application, including a plurality of first assemblies 100, the first assemblies 100 include circular arc portions 110, the circular arc portions 110 of the first assemblies 100 are arranged in a circular ring shape and are arranged in a head-tail compartment manner, a tooth crown 120 is formed by extending the middle of the circular arc portions 110 towards the direction of the outer circumference of the circular ring, the tooth crown 120 is used for winding a coil (not shown in the figure), tooth grooves 130 are formed between the tooth crowns 120, tooth poles 140 are arranged at the tail ends of the tooth crowns 120, the tooth poles 140 are arranged in a circular ring shape, a second assembly 200 is arranged between the first assemblies 100, and the second assembly 200 and the circular arc portions 110 of the first assemblies 100 are mutually meshed and spliced, so that the second assembly 200 and the circular arc portions 110 of the first assemblies 100 form a complete circular ring. The present application is different from the first embodiment in that, in the outer rotor structure, the first assembly 100 may be arranged in a circular ring shape according to the head-to-tail compartment during assembly, and then a winding device is inserted into the interval between the circular arc portions 110 of the first assembly 100 to wind the coil onto the crown 120.
The arc part 110 comprises a first intrados surface 111 and a first connecting surface 113, the second assembly 200 comprises a first splicing surface 210, a second splicing surface 220 and a second connecting surface 230 for connecting the first splicing surface 210 and the second splicing surface 220, the second splicing surface 220 is used for splicing with the first intrados surface 111 of the arc part 110 of the first assembly 100, the second connecting surface 230 is used for splicing with the first connecting surface 113, second clamping parts 230a are respectively arranged on two sides of the second connecting surface 230 of the second assembly 200, first clamping parts 113a are arranged on two sides of the first connecting surface 113 of the arc part 110 of the first assembly 100, and the second assembly 200 is spliced with the first clamping parts 113a of the arc part 110 of the first assembly 100 in a mutual engagement way through the second clamping parts 230 a.
Preferably, the second engaging portion 230a is a protruding portion protruding from the second connecting surface 230 toward both sides, and the first engaging portion 113a is a recessed portion recessed inward along both sides of the first connecting surface 113 of the circular arc portion 110 of the first module 100, and when the second module 200 is engaged with the first engaging portion 113a of the circular arc portion 110 of the first module 100 by the second engaging portion 230a, the protruding portion is embedded in the recessed portion to form the engaged engagement.
The bottom surface of the tooth pole 140 is divided into the first bottom surface 140a and the second bottom surface 140b by the tooth crown 120, and the length of the first splicing surface 210 plus the length of the first clamping portion 113a is smaller than the length of the tooth crown 120, so that when the first assembly 100 is processed by the above embodiment, after the first assembly 100 is formed by stamping, the second assembly 200 can be continuously formed by stamping by using the waste materials between the formed first assemblies 100.
The present application further provides a production mold for producing a assembled motor stator, including a first mold body 100a that is arranged at intervals in a straight line in turn, the first mold body 100a is used for forming a first component 100, a second mold body 200a is formed between the first mold bodies 100a, the second mold body 200a is formed by surrounding a first inner arc surface 111a, a second inner arc surface 111b, a first bottom surface 140a, a second bottom surface 140b and a side surface of a tooth crown 120, specifically, the first inner arc surface 111a and the second inner arc surface 111b form a bottom edge of the second mold body 200a, a side surface of the tooth crown 120 forms a side edge of the second mold body 200a, the first bottom surface 140a and the second bottom surface 140b form a top edge of the second mold body 200a, and the second mold body 200a is used for forming a second component 200. During processing, the first mold body 100a is formed into the first mold body 100 by a stamping process according to the size of the first mold body 100, and since the length of the first splicing surface 210 plus the length of the first clamping portion 113a is smaller than the sum of the lengths of the first inner arc surface 111a and the second inner arc surface 111b, the second mold body 200a between the first mold bodies 100a can be just utilized to form the second mold body 200 by a stamping process according to the size of the second mold body 200, so that compared with the conventional method of integrally forming the arc portion 110 of the stator or directly splicing the arc portion 110, the second mold body 200 for splicing the arc portion 110 can be formed by continuing to perform stamping forming by utilizing the waste materials between the tooth grooves 130, thereby greatly saving materials and reducing cost. Specifically, as shown, in the first configuration of the mold, in this embodiment, the length of the first splicing surface 210 plus the length of the first engaging portion 113a is smaller than the sum of the lengths of the first inner arcuate surface 111a and the second inner arcuate surface 111b, i.e., the length of the first splicing surface 210 plus the length of the first engaging portion 113a is smaller than the length of the bottom edge of the second mold 200a, the second component 200 may be laterally placed in the second mold 200a (e.g., an 8-groove configuration), in this embodiment, from the second configuration of the mold, the length of the first splicing surface 210 plus the length of the second engaging portion 113a is smaller than the diagonal length of the second mold 200a (e.g., a 12-groove configuration), in this embodiment, the second component 200 may be obliquely placed in the second mold 200a, in this embodiment, from the third configuration of the mold, in this embodiment, the length of the second component is smaller than the length of the first engaging portion of the second mold 200a (e.g., a 12-groove configuration), the length of the second component is smaller than the length of the first engaging portion of the second mold 200a plus the length of the second component is smaller than the length of the second mold 200a (e.g., a) and the length of the second component is smaller than the length of the second mold 200a is suitable to be placed in the second mold,
the present application also provides a second embodiment of a production mold for producing a stator of a modular motor, which includes first mold bodies 100a sequentially arranged upside down at linear intervals, wherein the first mold bodies 100a are used for forming a first assembly 100, a second mold body 200a is formed between the first mold bodies 100a, the second mold body 200a is formed by surrounding a first bottom surface 140a, a second bottom surface 140b and side surfaces of a tooth crown 120, specifically, the first bottom surface 140a and the second bottom surface 140b respectively form a top edge and a bottom edge of the second mold body 200a, the side surfaces of the tooth crown 120 form side edges of the second mold body 200a, and the second mold body 200a is used for forming the second assembly 200. During processing, the first mold body 100a is formed into the first mold body 100 by a stamping process according to the size of the first mold body 100, and the length of the first splicing surface 210 plus the length of the first clamping portion 113a is smaller than the length of the side edge of the second mold body 200a, so that the second mold body 200a just uses the second mold body 200a between the first mold bodies 100a to form the second mold body 200 by a stamping process according to the size of the second mold body 200, and compared with the conventional mode of integrally forming the circular arc portions 110 or directly splicing the circular arc portions 110 of the stator, the method can continuously perform stamping forming from the waste materials between the tooth grooves 130 to form the second mold body 200 for splicing the circular arc portions 110, so that the material can be greatly saved and the cost can be reduced.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. The assembled motor stator is characterized by comprising a plurality of first assemblies (100), wherein each first assembly (100) comprises an arc portion (110), the arc portions (110) of the first assemblies (100) are in annular shape and are arranged in a head-tail partition way, tooth crowns (120) are formed in the middle of each arc portion (110) in an extending mode towards the direction of the inner circle of the annular body, tooth grooves (130) are formed between the tooth crowns (120), tooth poles (140) are arranged at the tail ends of the tooth crowns (120), second assemblies (200) are arranged between the first assemblies (100), and the second assemblies (200) are in meshed and spliced with the arc portions (110) of the first assemblies (100) to enable the second assemblies (200) and the arc portions (110) of the first assemblies (100) to form a complete annular body.
2. The assembled motor stator according to claim 1, wherein the arc part (110) comprises a first intrados surface (111), a first extrados surface (112) and a first connecting surface (113) for connecting the first intrados surface (111) and the first extrados surface (112), the second assembly (200) comprises a first splicing surface (210), a second splicing surface (220) and a second connecting surface (230) for connecting the first splicing surface (210) and the second splicing surface (220), the first splicing surface (210) is used for splicing with the first extrados surface (112) of the arc part (110) of the first assembly (100), and the second splicing surface (220) is used for splicing with the first intrados surface (111) of the arc part (110) of the first assembly (100).
3. The assembled motor stator according to claim 2, wherein second engaging portions (230 a) are respectively provided on both sides of the second connection surface (230) of the second assembly (200), first engaging portions (113 a) are provided on both sides of the first connection surface (113) of the circular arc portion (110) of the first assembly (100), and the second assembly (200) is engaged with the first engaging portions (113 a) of the circular arc portion (110) of the first assembly (100) by the second engaging portions (230 a).
4. A stator of a split motor according to claim 3, wherein the second engaging portion (230 a) is a protruding portion protruding from the second connecting surface (230) to both sides, and the first engaging portion (113 a) is a recessed portion recessed inward along both sides of the first connecting surface (113) of the circular arc portion (110) of the first component (100).
5. The assembled motor stator according to claim 4, wherein the crown (120) divides the first intrados (111) of the first assembly (100) into a first intrados facet (111 a) and a second intrados facet (111 b), the crown (120) divides the bottom surface of the pole (140) into a first bottom surface (140 a) and a second bottom surface (140 b), and the length of the first mating surface (210) plus the length of the first engaging portion (113 a) is less than the sum of the lengths of the first intrados facet (111 a) and the second intrados facet (111 b).
6. The assembled motor stator according to claim 5, characterized in that the length of the first engagement surface (210) plus the length of the first engagement portion (113 a) is smaller than the length of the side face of the crown (120).
7. The assembled motor stator is characterized by comprising a plurality of first assemblies (100), wherein each first assembly (100) comprises an arc portion (110), the arc portions (110) of the first assemblies (100) are in circular ring shape and are arranged in a head-tail partition way, tooth crowns (120) are formed in the middle of each arc portion (110) in an extending mode towards the outer circular center direction of the corresponding circular ring, tooth grooves (130) are formed between the tooth crowns (120), tooth poles (140) are arranged at the tail ends of the tooth crowns (120), circular ring-shaped arrangement is achieved by the tooth poles (140), second assemblies (200) are arranged between the first assemblies (100), and the second assemblies (200) are in meshed and spliced with the arc portions (110) of the first assemblies (100) to enable the second assemblies (200) and the arc portions (110) of the first assemblies (100) to form a complete circular ring.
8. The assembled motor stator according to claim 7, wherein the arc part (110) comprises a first intrados surface (111) and a first connecting surface (113), the second assembly (200) comprises a first splicing surface (210), a second splicing surface (220) and a second connecting surface (230) for connecting the first splicing surface (210) and the second splicing surface (220), the second splicing surface (220) is used for splicing with the first intrados surface (111) of the arc part (110) of the first assembly (100), second clamping parts (230 a) are respectively arranged on two sides of the second connecting surface (230) of the second assembly (200), first clamping parts (113 a) are arranged on two sides of the first connecting surface (113) of the arc part (110) of the first assembly (100), the second assembly (200) is mutually meshed with the first clamping parts (113 a) of the arc part (110) of the first assembly (100) through the second clamping parts (230 a), and the first bottom surfaces (140 b) are respectively meshed with the first bottom surfaces (140 a) of the first assembly (100), and the first bottom surfaces (140 a) are meshed with the second bottom surfaces (140 a) to form the first bottom surfaces (140 a) with the first bottom surfaces (140 a).
9. A production mould of a assembled motor stator, which is used for producing the assembled motor stator as claimed in claim 5 or 6, and is characterized by comprising first mould bodies (100 a) which are arranged at intervals in a straight line in sequence, wherein the first mould bodies (100 a) are used for forming a first assembly (100), a second mould body (200 a) is formed between the first mould bodies (100 a), and the second mould bodies (200 a) are formed by encircling a first inner arc minute surface (111 a), a second inner arc minute surface (111 b), a first bottom surface (140 a), a second bottom surface (140 b) and the side surface of a tooth crown (120), and the second mould bodies (200 a) are used for forming a second assembly (200).
10. A production die for a assembled motor stator according to claim 8, comprising first die bodies (100 a) which are arranged upside down at intervals in a straight line in sequence, wherein the first die bodies (100 a) are used for forming a first assembly (100), a second die body (200 a) is formed between the first die bodies (100 a), the second die body (200 a) is formed by surrounding the first bottom surface (140 a), the second bottom surface (140 b) and the side surfaces of a tooth crown (120), and the second die body (200 a) is used for forming a second assembly (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322287439.4U CN220732441U (en) | 2023-08-24 | 2023-08-24 | Assembled motor stator and production die thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322287439.4U CN220732441U (en) | 2023-08-24 | 2023-08-24 | Assembled motor stator and production die thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220732441U true CN220732441U (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322287439.4U Active CN220732441U (en) | 2023-08-24 | 2023-08-24 | Assembled motor stator and production die thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220732441U (en) |
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2023
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