CN204794387U - Take dovetail permanent magnetism servo motor stator core to assemble structure - Google Patents

Take dovetail permanent magnetism servo motor stator core to assemble structure Download PDF

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Publication number
CN204794387U
CN204794387U CN201520559287.1U CN201520559287U CN204794387U CN 204794387 U CN204794387 U CN 204794387U CN 201520559287 U CN201520559287 U CN 201520559287U CN 204794387 U CN204794387 U CN 204794387U
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China
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stator
punching
servo motor
lasmination
iron core
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CN201520559287.1U
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Chinese (zh)
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杨安
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Huizhou Weisheng Industry Co Ltd
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Huizhou Weisheng Industry Co Ltd
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Abstract

The utility model discloses a take dovetail permanent magnetism servo motor stator core to assemble structure, its characterized in that: its stator lamination that include 6 group's arc structures, every stator lamination of group include superimposed stator towards piece about the multi -disc, the stator is equipped with a plurality of stators towards the self -clinching point of piece, multi -disc towards the piece the stator passes through the stator towards the piece and towards the self -clinching point location of piece and overlap, forms stator lamination, stator lamination is equipped with forked tail direction connection structure, and adjacent two sets of stator lamination mutually support and connect back weld forming, form complete circular stator core and assemble the structure. The utility model discloses stator lamination is organized through the mutual end -to -end connection of respective forked tail direction connection structure towards the piece through automatic automatic positioning and mutual lock, formation stator lamination, 6 to a plurality of stators to through welding this welded connection garden arc groove structure, make 6 stator lamination of group form a complete circular iron core stator.

Description

A kind of band dovetail groove permanent-magnet servo motor stator iron core splicing structure
Technical field
The utility model relates to technical field prepared by stator core, is specifically related to a kind of band dovetail groove permanent-magnet servo motor stator iron core splicing structure.
Background technology
Motor generally comprises the shell with inner chamber, and is arranged on the stators and rotators in above-mentioned shell inner cavity, and the stator core of conventional motor is formed by the full circle punching closed assembly of spline, and then carry out coiling work.Adopting such structure not only to there are leftover pieces when punching press too much causes punching stock utilization low, the problem that material cost is high, and the coiling work of this structure when coiling is more difficult, threading speed is low, easily break, therefore production efficiency is low, the groove utilance of this structure is lower simultaneously, after coiling, easily there is the phenomenon that end winding is excessively swollen, seriously affect the raising of the processing performance of motor.
There are following 2 shortcomings in traditional stator iron core manufacture method: 1, conventional motors stator core adopts square material punch forming, particularly large-scale electric machine iron core, and material wastage rate reaches 65%, instream factor ability 35%, waste especially severe; 2, monolithic punching press area is large, and because product is large, can only first open embryo, again jet-bedding, operation is many, and manufacture efficiency low, cost of labor increases accordingly, and die manufacturing cost is high, and lathe requires that tonnage is large.
Utility model content
In order to solve the problem, the disclosed a kind of band dovetail groove permanent-magnet servo motor stator iron core splicing structure of the utility model.
The technical scheme that the utility model is adopted for achieving the above object is:
A kind of band dovetail groove permanent-magnet servo motor stator iron core splicing structure, it is characterized in that: it comprises the stator lasmination of 6 groups of arcuate structures, often organize stator lasmination and comprise multi-disc stator punching superimposed up and down, described stator punching is provided with the self-clinching point of multiple stator punching, stator punching described in multi-disc is also overlapping by the self-clinching point location of stator punching, forms described stator lasmination;
Described stator lasmination is provided with dovetail guide connecting structure, it comprises the dovetail shaped groove being arranged on stator lasmination side, and be arranged on the dovetail shaped boss of opposite side, two groups of adjacent stator lasminations are cooperatively interacted by respective dovetail shaped groove or dovetail shaped boss and connect rear welding fabrication, form complete circular stator iron core splicing structure.
Described stator punching comprises the continuous connecting portion in stator core center, and the continuous connecting portion in the center that is arranged on, outward extending fin.
The self-clinching point of described stator punching be stamping-out formed to recessed embedding pyramidal structure, the continuous connecting portion in described stator core center and fin are provided with the self-clinching point of multiple stator punching.
The continuous connecting portion lower left corner, stator core center of described stator punching and the lower right corner are provided with and are welded to connect arc structure, and the lower left corner of the stator lasmination that multi-disc stator punching is built up and the lower right corner are formed and be welded to connect garden arc groove structure.
The continuous connecting portion in stator core center of described stator punching is provided with two location holes.
Described stator punching is the circular arc stamping-out thin slice of 60 °.
The utility model has the advantage of: the utility model passes through diel, stamp out stator punching, stator punching is with self-clinching point, multiple stator punching is located by point is automatic automatically and mutually fastens, form stator lasmination, 6 groups of stator lasminations are by the head and the tail connection mutually of respective dovetail guide connecting structure, and by welding, this is welded to connect garden arc groove structure, makes 6 groups of stator lasminations form a complete circular iron core stator.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is the structural representation of the stator punching of the present embodiment;
Fig. 2 is the structural representation of the stator lasmination of the present embodiment;
Fig. 3 is the stator lasmination self-clinching dot structure schematic diagram of the present embodiment;
Fig. 4 is the welding fabrication Special tool equipment overall structure schematic diagram of the present embodiment;
Fig. 5 is the welding fabrication Special tool equipment decomposition texture schematic diagram of the present embodiment.
In figure: 1. stator punching, 11. self-clinching points, 12. positioning round orifice, 13. dovetail guide connecting structures, 131. dovetail shaped grooves, 132. dovetail shaped boss, the 14. continuous connecting portions in stator core center, 15. fins, 16. are welded to connect arc structure, and 17. are welded to connect garden arc groove structure, 2. stator lasmination, 3. circular configuration stator, 4. welding fabrication Special tool equipment, 41. rise core, 411. rise stem stem, 42. reference column assemblies, 421. reference columns, 43. automatic lifting welding guns, 431. arc welding gun head, 44. welding patrixes, 441. through holes, 45. welding counterdies.
Embodiment
Embodiment, see Fig. 1 ~ 5, the present embodiment provides by band dovetail groove permanent-magnet servo motor stator iron core splicing structure, it comprises the stator lasmination 2 of 6 groups of arcuate structures, often organize stator lasmination 2 and comprise multi-disc stator punching superimposed up and down 1, described stator punching 1 is provided with the self-clinching point 11 of multiple stator punching 1, and stator punching 1 described in multi-disc is also overlapping by self-clinching point 11 location of stator punching 1, forms described stator lasmination 2; Described stator lasmination 2 is provided with dovetail guide connecting structure 13, it comprises the dovetail shaped groove 131 being arranged on stator lasmination 2 side, and be arranged on the dovetail shaped boss 132 of opposite side, two groups of adjacent stator lasminations 2 are cooperatively interacted by respective dovetail shaped groove 131 or dovetail shaped boss 132 and connect rear welding fabrication, form complete circular stator iron core splicing structure.
Described stator punching 1 comprises the continuous connecting portion 14 in stator core center, and the continuous connecting portion in the center that is arranged on, outward extending fin 15.
The self-clinching point 11 of described stator punching 1 for stamping-out formed to recessed embedding pyramidal structure, the continuous connecting portion in described stator core center and fin are provided with the self-clinching point 11 of multiple stator punching 1.
The continuous connecting portion lower left corner, stator core center of described stator punching 1 and the lower right corner are provided with and are welded to connect arc structure 16, the lower left corner of the stator lasmination 2 that multi-disc stator punching 1 is built up and the lower right corner are formed and are welded to connect garden arc groove structure 17, and the arc welding gun head of automatic lifting welding gun is shaping at the garden arc groove structure welding of two groups of stator lasmination 2 junctions.
The continuous connecting portion in stator core center of described stator punching 1 is provided with two location holes.
Described stator punching 1 is the circular arc stamping-out thin slice of 60 °, and the circular arc stamping-out thin slice of 60 ° is convenient to stamping-out typesetting, and saves stamping-out material.
The band dovetail groove permanent-magnet servo motor stator iron core splicing structure punching press spicing forming type method that the present embodiment also provides, it comprises the following steps:
(1) stator stamp die stamps out stator punching 1, is stamped out self-clinching point 11, positioning round orifice 12 and dovetail guide connecting structure 13 in this stator punching 1;
(2) multi-disc stator punching 1 is stamped out rear automatically stacking, form 1 group of stator lasmination 2, the self-clinching point 11 of upper a slice stator punching 1 engages location mutually with the self-clinching point 11 of lower a slice stator punching 1, completes the location of every sheet stator punching about 1 perpendicularity in stator lasmination 2;
(3) the dovetail guide connecting structure 13 often organizing described stator lasmination 2 comprises the dovetail shaped groove 131 being arranged on side, and be arranged on the dovetail shaped boss 132 of opposite side, the stator lasmination 26 groups of steps (2) obtained is fastened by respective dovetail guide connecting structure 13 head and the tail, complete guiding and the location of every two stator lasmination be mutually fastened and connected 2 relative positions, form a circular configuration stator 3;
Because the stator lasmination 2 of each group is identical, often organize the position that stator lasmination 2 occupies 60 degree of angles in whole circular configuration stator 3, often organize stator lasmination 2 and fastened by respective dovetail guide connecting structure 13 head and the tail, form relatively-stationary position;
(4) arrange welding fabrication Special tool equipment 4, it is fixed with rise core 41 and reference column assembly 42, in the middle part of the core 41 that rises, arrange automatic lifting welding gun 43; Described welding fabrication Special tool equipment 4 is also provided with welding patrix 44, welding counterdie 45, described in rise core 41 and reference column assembly 42 be arranged on welding counterdie 45, circular configuration stator 3 is pressed on welding patrix 44 downwards by described welding patrix 44; Described reference column assembly 42 to be included on welding counterdie 45 be evenly fixedly installed many vertical reference columns 421, many reference column 421 is positioned at circumferentially same, distance between two often adjacent reference columns 421 is identical, ensures that the relative position be plugged between the stator lasmination 2 on reference column 421 is consistent; The center of circle of the circle that the axis of the described core 41 that rises is positioned at many reference columns 421 overlaps;
Step (3) described circular configuration stator 3 is put in described welding fabrication Special tool equipment 4, described reference column assembly 42 wherein two reference columns 421 is plugged in two positioning round orifice 12 of stator punching 1, completes the location of every sheet stator punching 1 position degree; Article two, reference column 421 makes stator lasmination 2 to produce rotation, and two reference columns 421 make this stator lasmination 2 be fixed on unique assigned address;
The described core 41 that rises is plugged in the center of circular configuration stator 3, described in rise core 41 closely cooperate with circular configuration stator 3, the location of coaxiality of inner hole between each group of stator lasmination 2 completing circular configuration stator 3;
(5) described automatic lifting welding gun 43 inside circular configuration stator 3 by each stator lasmination 2 connecting sewing welding fabrication.
The band dovetail groove permanent-magnet servo motor stator iron core splicing structure of the present embodiment adopts 6 spicing forming types, and product punching press, from buckle forming specified altitude assignment, utilizes frock clamp to be welded to connect position, becomes the electric machine iron core of a full circle, saves material 65%.
Stator punching 1 is stamped out multiple self-clinching point 11, dovetail guide connecting structure 13 and positioning round orifice 12, by self-clinching point 11 by multi-disc stator punching 1 automatic fastening location composition stator lasmination 2, complete the location of every sheet stator punching about 1 perpendicularity in stator lasmination 2; 6 groups of stator lasminations 2 are fastened by respective dovetail guide connecting structure 13 head and the tail, completes guiding and the location of every two stator lasmination be mutually fastened and connected 2 relative positions, form a circular configuration stator 3; Be placed in Special tool equipment by circular configuration stator 3, every two reference columns 421 of the reference column assembly 42 of Special tool equipment are plugged in two location holes in same group of stator lasmination 2, complete the location of every sheet stator punching 1 position degree in stator lasmination 2; The core 41 that rises is plugged in the center of circular configuration stator 3, the location of coaxiality of inner hole between each group of stator lasmination 2 completing circular configuration stator 3.The present embodiment is by four kinds of locate modes, determine the position of every sheet stator punching about 1 perpendicularity respectively, often organize the mutual alignment of stator lasmination 2, the coaxiality of inner hole of position that stator lasmination 2 is arranged in Special tool equipment and the circular configuration stator 3 that 6 groups of stator lasminations 2 are formed, save the repeated work of intermediate step, and the position degree of stator and axiality after accurately ensureing welding fabrication.
6 groups of stator lasmination 2 junctions are once welded into stator core from the inside of the core 41 that rises by the present embodiment automatic lifting welding gun 43, coordinate the location of the core 41 that rises, and make the shaping stator iron core quality of welding high, welding efficiency is high.
The welding fabrication Special tool equipment 4 of the band dovetail groove permanent-magnet servo motor stator iron core splicing structure that the present embodiment also provides, it is fixed with rise core 41 and reference column assembly 42, in the middle part of the core 41 that rises, automatic lifting welding gun 43 is set, described reference column assembly 42 is included in the vertical reference column 421 of many that welding counterdie 45 is evenly arranged, described in rise by core 41 the center of circle of circle that is positioned at reference column assembly 42, axis overlap; The coaxiality of inner hole location completing stator lasmination 2 in the core 41 that rises put into by the circular configuration stator 3 formed after being connected by stator lasmination 2 head and the tail by being provided with dovetail guide connecting structure 13, and reference column assembly 42 is plugged in the position degree location completing stator lasmination 2 in the positioning round orifice 12 of stator lasmination 2; Described automatic lifting welding gun 43 inside circular configuration stator 3 by each stator lasmination 2 connecting sewing welding fabrication.
Described welding fabrication Special tool equipment 4, also comprises welding patrix 44, welding counterdie 45, described in rise core 41 and reference column assembly 42 be arranged on welding counterdie 45, circular configuration stator 3 is pressed on downwards on welding patrix 44 by described welding patrix 44.
The described core 41 that rises for hollow structure, and is circumferentially evenly provided with 6 stem stems 411 that rise same, and 6 stem stems 411 that rise form 6 petal-like structures, and each stem stem 411 upper surface excircle that rises is provided with chamfering structure, and every two adjacent rising between stem stem 411 are provided with gap; Described automatic lifting welding gun 43 is provided with 6 arc welding gun heads 431 in same level, forms 6 jiaos of star structures, and arc welding gun head 431 moves up and down in every two adjacent gaps of rising between stem stem 411.
Described welding patrix 44 is provided with holddown plate, and this holddown plate is provided with the through hole 441 with described reference column assembly 42 adaptation, and stator lasmination 2 through positioning component, and is pressed on downwards on welding counterdie 45 by holddown plate, is convenient to follow-up welding.
The utility model is not limited to above-mentioned execution mode, adopt or approximate construction identical with the utility model above-described embodiment, and other obtaining is for being with dovetail groove permanent-magnet servo motor stator iron core splicing structure, all within protection range of the present utility model.

Claims (6)

1. a band dovetail groove permanent-magnet servo motor stator iron core splicing structure, it is characterized in that: it comprises the stator lasmination of 6 groups of arcuate structures, often organize stator lasmination and comprise multi-disc stator punching superimposed up and down, described stator punching is provided with the self-clinching point of multiple stator punching, stator punching described in multi-disc is also overlapping by the self-clinching point location of stator punching, forms described stator lasmination;
Described stator lasmination is provided with dovetail guide connecting structure, it comprises the dovetail shaped groove being arranged on stator lasmination side, and be arranged on the dovetail shaped boss of opposite side, two groups of adjacent stator lasminations are cooperatively interacted by respective dovetail shaped groove or dovetail shaped boss and connect rear welding fabrication, form complete circular stator iron core splicing structure.
2. band dovetail groove permanent-magnet servo motor stator iron core splicing structure according to claim 1, is characterized in that: described stator punching comprises the continuous connecting portion in stator core center, and the continuous connecting portion in the center that is arranged on, outward extending fin.
3. band dovetail groove permanent-magnet servo motor stator iron core splicing structure according to claim 2, it is characterized in that: the self-clinching point of described stator punching be stamping-out formed to recessed embedding pyramidal structure, the continuous connecting portion in described stator core center and fin are provided with the self-clinching point of multiple stator punching.
4. band dovetail groove permanent-magnet servo motor stator iron core splicing structure according to claim 2, it is characterized in that: the continuous connecting portion lower left corner, stator core center of described stator punching and the lower right corner are provided with and are welded to connect arc structure, the lower left corner of the stator lasmination that multi-disc stator punching is built up and the lower right corner are formed and are welded to connect garden arc groove structure.
5. band dovetail groove permanent-magnet servo motor stator iron core splicing structure according to claim 2, is characterized in that: the continuous connecting portion in stator core center of described stator punching is provided with two location holes.
6. band dovetail groove permanent-magnet servo motor stator iron core splicing structure according to claim 1, is characterized in that: described stator punching is the circular arc stamping-out thin slice of 60 °.
CN201520559287.1U 2015-07-28 2015-07-28 Take dovetail permanent magnetism servo motor stator core to assemble structure Active CN204794387U (en)

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Application Number Priority Date Filing Date Title
CN201520559287.1U CN204794387U (en) 2015-07-28 2015-07-28 Take dovetail permanent magnetism servo motor stator core to assemble structure

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Application Number Priority Date Filing Date Title
CN201520559287.1U CN204794387U (en) 2015-07-28 2015-07-28 Take dovetail permanent magnetism servo motor stator core to assemble structure

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111756196A (en) * 2020-06-08 2020-10-09 日立电梯电机(广州)有限公司 Stator core assembly system and stator core assembly method
CN113991943A (en) * 2021-11-02 2022-01-28 黄赛月 Automatic stator scattered piece splicing and laminating machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111756196A (en) * 2020-06-08 2020-10-09 日立电梯电机(广州)有限公司 Stator core assembly system and stator core assembly method
CN113991943A (en) * 2021-11-02 2022-01-28 黄赛月 Automatic stator scattered piece splicing and laminating machine
CN113991943B (en) * 2021-11-02 2023-12-15 黄赛月 Automatic stator scattered piece splicing and laminating machine

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Granted publication date: 20151118