CN103354407B - Motor stator and manufacture method thereof - Google Patents
Motor stator and manufacture method thereof Download PDFInfo
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- CN103354407B CN103354407B CN201310192777.8A CN201310192777A CN103354407B CN 103354407 B CN103354407 B CN 103354407B CN 201310192777 A CN201310192777 A CN 201310192777A CN 103354407 B CN103354407 B CN 103354407B
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Abstract
A kind of motor stator and manufacture method thereof, this manufacture method is the plate preparing to have winding section in advance, and after a coil assembly is wound in the winding section of this plate, then this plate winding is formed a ring set, and cooperation makes this ring set be fixed as loop shaped, namely can be made into a motor stator structure; Therefore, there is manufacturing step simplify and the effect such as coiling is easy. In addition, the motor stator made by this manufacture method then has a ring set, and this ring set is that this ring set is provided with several winding sections, and respectively this winding section reels a coil assembly with the ring bodies of a plate winding; Therefore, have cost of manufacture cheap, easy to assembly, axial height can be reduced and the effect such as run stability is good.
Description
The application is a point case application, and the original bill applying date is on June 19th, 2009, and application number is 200910147789.2, and denomination of invention is " motor stator and manufacture method thereof ".
Technical field
The present invention about a kind of motor stator and manufacture method thereof, the manufacture method of especially a kind of motor stator simplifying manufacturing process step, and by the simple motor stator of structure made by this manufacture method.
Background technology
Motor stator common on the market roughly can divide into the stator of external-rotor motor and the stator of inner rotor motor at present; Wherein the manufacturing process of the stator of inner rotor motor and the stator of external-rotor motor and structure composition thereof are roughly the same, therefore, below for the stator of inner rotor motor, manufacture method and the structure thereof of existing motor stator are described.
Please refer to shown in Fig. 1, the step of the manufacture method of existing motor stator 80 includes: in advance with shaping several the siliconized plates 81 of impact style, and is combined as a whole mutually stacking for these several siliconized plates 81; Secondly respectively at the two ends of these several siliconized plates 81 respectively in conjunction with one on insulation covering 82 and once insulation covering 83; Finally prepare a coil assembly 84, then this coil assembly 84 is reeled simultaneously be incorporated into these several siliconized plates 81, the predetermined position of insulation covering 82 and this lower insulation covering 83 on this, to have manufactured a motor stator 80.
Generally speaking, the manufacture method of existing motor stator 80 still has following described many shortcomings:
1, manufacturing step is complicated: existing motor stator 80 is when manufacturing, this several siliconized plates 81 must be molded one by one in advance with impact style, and it is actual when carrying out assembling operation, more necessary by after respectively this siliconized plate 81 be combined with each other by stack manner, the two ends that more lower to insulation covering on this 82 and this insulation covering 83 is incorporated into respectively respectively this siliconized plate 81, rearmost can carry out the winding operation of this coil assembly 84; Generally speaking, the suitable very complicated of steps flow chart of the manufacture method of existing motor stator 80, therefore, causes cost of manufacture raising and assembling convenience not good.
2, the quality of the finished product after manufacture is not good: owing to existing motor stator 80 completes this several siliconized plates 81, upper insulation covering 82 and lower insulation covering 83 in conjunction with after operation, the winding operation of this coil assembly 84 can be carried out, it is limited to this several siliconized plates 81, the restriction in the structure space of upper insulation covering 82 and lower insulation covering 83, as shown in Figure 1, several the coils 841 easily causing this coil assembly 84 distance each other cannot more be pressed close to, therefore, not easily increase winding turns or the wire diameter of this coil assembly 84, also namely when this motor stator 80 is applied to general motor configuration, then cannot effectively improve torsion and the rotating speed of motor.
3, coiling is not easily: especially when manufacturing the stator 80 of existing inner rotor motor, owing to this siliconized plate 81 is roughly in a toroidal ring structure, this coil assembly 84 then must complete winding operation in the interior side of this toroidal ring structure, therefore, cause winding operation inconvenience, and derive shortcomings such as a waste of time and manpower cost, moreover, more easily careless this coil assembly 84 of scratch in the process of winding operation, can reduce the quality of this motor stator 80 equally.
Moreover, it is made up of insulation covering 82 on several siliconized plates 81, once insulation covering 83 and a coil assembly 84 by the motor stator 80 completed manufactured by above-mentioned steps flow process, therefore, existing motor stator 80 has following described many shortcomings:
1, axial height is not easily reduced: motor common on the market at present is gradually towards miniatureization direction R & D design, but this existing motor stator 80 still includes numerous and diverse component such as mutually stacking several siliconized plates 81 and upper and lower insulation covering 82,83; Therefore, cause the axial height of this motor stator 80 to increase on the contrary, when this motor stator 80 is applied to motor configuration, the overall volume and axial height that make motor configuration cannot effectively be reduced, cause this motor configuration to be not easily designed to more compactization.
2, run stability is not good: when this motor stator 80 is applied to motor configuration to drive a rotor to rotate, owing to this motor stator 80 includes siliconized plate 81, and this rotor is provided with the permanent magnet being staggered by N/S pole and forming, therefore, when producing relative movement between the pole surface that N/S pole and this siliconized plate 81 of this permanent magnet are formed, namely torque variation or uneven effect can be there is, also magnetic torsion phenomenon (CoggingTorque) namely it is commonly called as, particularly when the speed of rotation of this rotor is slower, more easily vibrate.
Please refer to shown in Fig. 2, it is TaiWan, China No. M248128 " assembled stator set mechanism " novel patent, discloses another kind of existing motor stator 90. This motor stator 90 comprises several magnetic conductive parts 91, and these several magnetic conductive parts 91 include rib portion 911 and a beam arm 912 respectively. The rib portion 911 of these several magnetic conductive parts 91 is respectively arranged with coil 92; Beam arm 912 two ends of these several magnetic conductive parts 91 are provided with junction surface 913, mutual for these several magnetic conductive parts 91 group is set as stator group mechanism by this junction surface 913.
The assembly method of aforementioned another kind of existing motor stator 90 utilizes the mode such as powder metallurgy to make this several magnetic conductive parts 91 in advance; It is inferior to winding coil 92 in the rib portion 911 of these several magnetic conductive parts 91; Finally by this junction surface 913 these several magnetic conductive parts 91 must be combined with each other again and be integrated.
Generally speaking, this another kind existing motor stator 90, before these several magnetic conductive parts 91 not yet combine, namely carries out the winding operation of this coil 92, therefore the winding operation that can make this coil 92 is more unrestricted. But, though the manufacture method of this existing motor stator 90 can promote the convenience of winding operation, but after completing winding operation, still must assemble these several magnetic conductive parts 91 one by one, therefore, still have that number of assembling steps is loaded down with trivial details and the shortcoming such as convenience is not good. In addition, several magnetic conductive parts 91 are still included by the motor stator 90 completed manufactured by above-mentioned steps flow process, therefore, also there is the cost of manufacture height as aforementioned existing external-rotor motor 80, not easily reduce axial height and run stability is not good etc. that many shortcomings still are waited to improve.
Summary of the invention
The main purpose of the present invention is the above-mentioned shortcoming of improvement, to provide a kind of manufacturing step more to simplify the manufacture method of motor stator easily.
Another object of the present invention is to provide the manufacture method of a kind of motor stator, to make quality preferably motor stator finished product.
Still a further object of the present invention is to provide the manufacture method of a kind of motor stator, makes the carrying out of winding operation more easy.
Another main purpose of the present invention is to provide a kind of motor stator, and this motor stator is by made by aforesaid method so that the motor stator of the present invention can effectively reduce axial height.
Another object of the present invention is to provide a kind of motor stator, to reduce the generation of magnetic torsion phenomenon (CoggingTorque).
For reaching aforementioned invention object, the technique means that the present invention uses includes:
A manufacture method for motor stator, includes a previous step, a spooling step, a forming step and a fixating shape step. This previous step is to provide a plate, and forms at least one winding section on surface, the side of this plate; This spooling step prepares a coil assembly, and this coil assembly is wound in the winding section of this plate; This forming step is that this plate winding is formed a ring set with centre hole, makes respectively this winding section and this coil assembly be positioned at this centre hole; This fixating shape step then makes this ring set be fixed as loop shaped, to make a motor stator.
A manufacture method for motor stator, includes a previous step, a spooling step, a forming step and a fixating shape step. This previous step is to provide a plate, and forms at least one winding section on surface, the side of this plate; This spooling step prepares a coil assembly, and this coil assembly is wound in the winding section of this plate; This forming step is that this plate winding is formed a ring set with centre hole, makes respectively this winding section and this coil assembly be positioned at outside this centre hole; This fixating shape step is be combined with each other at the two ends of this plate, makes this ring set be fixed as loop shaped, to make a motor stator.
By the manufacture method front taking off motor stator, its process step only must complete the winding operation of this coil assembly in the winding section of this plate, then after being wound as ring set and be fixed as loop shaped by this plate, namely can be made into motor stator structure; Therefore, manufacturing step can be provided to simplify and many effects such as coiling is easy.
Again, being similarly and reach aforementioned invention object, the present invention utilizes this manufacture method to can be made into a kind of motor stator, this motor stator has a ring set, this ring set is that this ring set is provided with several winding sections, and respectively this winding section reels a coil assembly with the ring bodies of a plate winding.
By front taking off motor stator and manufacture method thereof, its useful effect that can reach at least includes: owing to the ring set of this motor stator is with the ring bodies of a plate winding, and this stator can omit traditional silicon steel disc; Therefore, can reach cost of manufacture cheap, easy to assembly, axial height can be reduced and many effects such as run stability is good.
Accompanying drawing explanation
Fig. 1: the manufacturing process schematic diagram of existing motor stator.
Fig. 2: the stereo appearance figure of another existing motor stator.
Fig. 3: the steps flow chart block schematic diagram of the manufacture method of the motor stator of first embodiment of the invention.
Fig. 4 a: the manufacture method of the motor stator of first embodiment of the invention is in the schematic diagram performing step S11.
Fig. 4 b: the manufacture method of the motor stator of first embodiment of the invention is in the schematic diagram performing step S12.
Fig. 4 c: the manufacture method of the motor stator of first embodiment of the invention is in the schematic diagram performing step S13.
Fig. 4 d: the manufacture method of the motor stator of first embodiment of the invention is in the schematic diagram () performing step S14.
Fig. 4 e: the manufacture method of the motor stator of first embodiment of the invention is in the schematic diagram (two) performing step S14.
Fig. 5: the steps flow chart block schematic diagram of the manufacture method of the motor stator of second embodiment of the invention.
Fig. 6 a: the manufacture method of the motor stator of second embodiment of the invention is in the schematic diagram performing step S21.
Fig. 6 b: the manufacture method of the motor stator of second embodiment of the invention is in the schematic diagram performing step S22.
Fig. 6 c: the manufacture method of the motor stator of second embodiment of the invention is in the schematic diagram performing step S23.
Fig. 6 d: the manufacture method of the motor stator of second embodiment of the invention is in the schematic diagram performing step S24.
Fig. 7: the manufacture method of motor stator of the present invention is in order to the assembling flow path schematic diagram () at the two ends in conjunction with plate.
Fig. 8: the manufacture method of motor stator of the present invention is in order to the assembling flow path schematic diagram (two) at the two ends in conjunction with plate.
Fig. 9: the stereo appearance figure being used to the coated magnetic conductive part in winding section in the previous step of the manufacture method of motor stator of the present invention.
Figure 10: be used to the stereo appearance figure of winding section in conjunction with magnetic conductive part in the previous step of the manufacture method of motor stator of the present invention.
Figure 11: the manufacture method of motor stator of the present invention is with to prevent the assembling flow path schematic diagram that rotates arbitrarily of ring set.
Figure 12: with the assembling flow path schematic diagram fixing this ring set in the fixating shape step of the manufacture method of motor stator of the present invention.
Figure 13: in order to fix the assembling flow path schematic diagram of this coil assembly in the previous step of the manufacture method of motor stator of the present invention and spooling step.
Figure 14: the ring set of the manufacture method of motor stator of the present invention separately forms the coil assembly of mutual contraposition and the schematic diagram of exterior loop group.
Figure 15: the ring set of the manufacture method of motor stator of the present invention separately forms the coil assembly of mutual dislocation and the schematic diagram of exterior loop group.
Figure 16: the stereo appearance figure of first embodiment of the invention motor stator.
Figure 17: the stereo appearance figure of second embodiment of the invention motor stator.
Figure 18: the stereo appearance figure of third embodiment of the invention motor stator.
Main element nomenclature:
11 outer winding section 112, plate 111 winding section 111 ' grooves
The 113 projection 114 convex plates of groove 115 baffle plate 116
117 magnetic conductive part 118 card groove 119 positioning element 12 coil assembly
12 ' exterior loop group 121 coil 13 ring set 131 centre hole
14 sleeve 141 protuberance 142 supporter 21 plates
211 winding section 212 groove 22 coil assembly 221 coils
23 ring set 231 centre hole 31 ring set 31a first binding ends
31b the 2nd binding end 311 outer ring surface 312 inner ring surface 313 winding section
32 coil assembly 41 ring set 41a first binding end 41b the 2nd binding ends
411 outer ring surface 412 inner ring surface 413 winding section 42 coil assembly
43 sleeve 51 ring set 51a first binding end 51b the 2nd binding ends
511 outer ring surface 512 inner ring surface 513 winding section 52 coil assembly
Insulation covering 83 times insulation coverings on 80 motor stator 81 siliconized plates 82
84 coil assembly 841 coil 90 motor stator 91 magnetic conductive parts
911 beam arm 913 junction surface 92, rib portion 912 coils.
Embodiment
For the above-mentioned and other object of the present invention, feature and advantage can be become apparent, the better embodiment of the present invention cited below particularly, and coordinate institute's accompanying drawings, it is described in detail below:
Please refer to shown in Fig. 3, the manufacture method of first embodiment of the invention motor stator discloses the manufacture method of the stator of a kind of inner rotor motor, and this manufacture method at least comprises a previous step S11, a spooling step S12, a forming step S13 and a fixating shape step S14.
Please coordinate with reference to shown in Fig. 4 a, this previous step S11 is to provide a plate 11, this plate 11 is better for made by insulating material, to reduce the generation of magnetic torsion phenomenon (CoggingTorque), and form at least one winding section 111 on surface, the side of this plate 11, this at least one winding section 111 can be shaped in the surface, side of this plate 11, or after also can making this at least one winding section 111 in advance, then this at least one winding section 111 is assembled in the surface, side of this plate 11; In addition, the surface, side of this plate 11 is better is processed to form at least one groove 112, and this groove 112 is positioned at surface, the same side with this winding section 111, to carry out subsequent forming step S13. In embodiment as shown in the figure, then disclose the surface, side of this plate 11 one-body molded go out several winding sections 111 and be processed to form several grooves 112, and make respectively this groove 112 respectively between this winding section 111.
Please coordinate with reference to, shown in Fig. 4 b, this spooling step S12 prepares a coil assembly 12, and this coil assembly 12 is wound in the winding section 111 of this plate 11; In embodiment as shown in the figure, this coil assembly 12 comprises several coils 121, owing to the winding operation of this coil assembly 12 can carry out in the open space of the side of this plate 11, therefore, can facilitate the carrying out of the winding operation of this coil assembly 12.
Please coordinating with reference to shown in Fig. 4 c, this forming step S13 can utilize the ring set 13 that this plate 11 reels and formed and have centre hole 131 by manual type or mechanical system, makes respectively this winding section 111 and this coil assembly 12 be positioned at this centre hole 131; In addition, when the side surface working of this plate 11 is formed with several grooves 112, then this plate 11 can reel more easily form true circularity preferably ring set 13.
This fixating shape step S14 makes this ring set 13 can be fixed as loop shaped, to make motor stator structure. The mode wherein making this ring set 13 be fixed as loop shaped at least can comprise following several implementations: as shown in figure 4d, directly the two ends of this plate 11 are be combined with each other, being fixed as loop shaped for this ring set 13, the combination at the two ends of this plate 11 can select the wherein at least one that card buckles, bonds and weld; Or as shown in fig 4e, prepare a sleeve 14 in advance, again this ring set 13 is inserted this sleeve 14, to make this ring set 13 be fixed as loop shaped by this sleeve 14, wherein made by the better metallic substance to have envelope magnetic effect of this sleeve 14, there is an envelope magnetic function during the actual use of motor stator of the present invention; Or, it is possible to after the two ends of this plate 11 are be combined with each other, further this ring set 13 is inserted in this sleeve 14, make the fixed effect of this ring set 13 better.
By the steps flow chart front taken off, effect that the manufacture method of first embodiment of the invention motor stator can be reached at least includes:
1, manufacturing step is simplified: motor stator of the present invention is when manufacturing, it is only necessary to completes the winding operation of this coil assembly 12 in the winding section 111 of this plate 11, then after being wound as ring set 13 and be fixed as loop shaped by this plate 11, namely can be made into this motor stator; Therefore, the steps flow chart of the manufacture method of motor stator of the present invention is quite simplified, and holds concurrently and can reduce cost of manufacture and promote assembling convenience.
2, coiling is easy: owing to, before the winding operation carrying out this coil assembly 12, this plate 11 not being wound as ring set 13; Therefore, the winding operation of this coil assembly 12 can carry out smoothly in the open space of the side of this plate 11, therefore can promote coiling convenience, and the waste of effective minimizing time and human cost, and hold concurrently and can avoid the surface of this coil assembly 12 of careless scratch in winding operation process, to promote quality.
In addition, when the manufacture method of motor stator of the present invention is especially in use in the stator manufacturing inner rotor motor, owing to conveniently carrying out the winding operation of this coil assembly 12, therefore can suitably increase winding turns or the wire diameter of each coil 121 of this coil assembly 12 comparatively unrestrictedly; The more important thing is, when completing the winding operation of this coil assembly 12, and after this plate 11 is wound as ring set 13, owing to this coil assembly 12 is positioned at this centre hole 131, therefore respectively this coil 121 more can be made more to press close to each other; Whereby, when this motor stator is applied to general motor configuration, can effectively improve torsion and the rotating speed of motor, and the running making this motor is more stable.
Please refer to shown in Fig. 5, the manufacture method of second embodiment of the invention motor stator discloses the manufacture method of the stator of a kind of external-rotor motor, and this manufacture method comprises a previous step S21, a spooling step S22, a forming step S23 and a fixating shape step S24 equally.
Please coordinate with reference to, shown in Fig. 6 a, this previous step S21 is to provide a plate 21, and form at least one winding section 211 on surface, the side of this plate 21; In addition, another surface, side of this plate 21 is better is processed to form at least one groove 212, this groove 212 is positioned at not same surface with this winding section 211, and the previous step S11 that wherein detailed embodiment of this previous step S21 discloses with aforementioned first embodiment is identical, no longer again repeats at this.
Please coordinate with reference to, shown in Fig. 6 b, this spooling step S22 prepares a coil assembly 22, and this coil assembly 22 can comprise several coils 221, and the coil 221 of this coil assembly 22 is wound in the winding section 211 of this plate 21; The spooling step S12 that wherein detailed embodiment of this spooling step S22 discloses with aforementioned first embodiment is identical, no longer again repeats at this.
Please coordinate with reference to, shown in Fig. 6 c, this forming step S23 is the ring set 23 being reeled by this plate 21 and being formed and have centre hole 231, and makes respectively this winding section 211 and this coil assembly 22 be positioned at outside this centre hole 231; In addition, when another side surface working of this plate 21 is formed with several grooves 212, can reel for this plate 21 equally comparatively easily and form true circularity preferably ring set 23.
Please coordinate with reference to, shown in Fig. 6 d, this fixating shape step S24 makes this ring set 23 can be fixed as loop shaped, to make motor stator structure. In more detail, can being be combined with each other at the two ends of this plate 21, be fixed as loop shaped for this ring set 23, the combination at the two ends of this plate 21 can select the wherein at least one that card buckles, bonds and weld.
By the steps flow chart front taken off, the manufacture method of second embodiment of the invention motor stator can be reached equally and simplify such as manufacturing step and many effects such as coiling is easy. And the manufacture method of the motor stator of second embodiment of the invention is compared to the manufacture method of the motor stator of the first embodiment, can be used for manufacturing " stator of external-rotor motor " for the former, the latter can be used for manufacturing " stator of inner rotor motor ".
The manufacture method of the motor stator of first embodiment of the invention and the 2nd embodiment also can increase following described other technologies feature (only proposing to illustrate with the manufacture method of the first embodiment motor stator below) further, wherein:
As shown in Figure 7, the plate 11 that this previous step S11 provides is better processes projection 113 and a groove 114 respectively in two ends, and during for this fixating shape step S14 in order to be combined with each other at the two ends of this plate 11, this projection 113 can be sticked in this groove 114; Whereby, to prevent the two ends of this plate 11 produce axial displacement situation after be combineding with each other.
As shown in Figure 8, the plate 11 that this previous step S11 provides is better processes relative two baffle plate 115 in one end, these two baffle plates 115 have a spacing, a convex plate 116 is processed again in the other end, during for this fixating shape step S14 in order to be combined with each other at the two ends of this plate 11, this convex plate 116 can be sticked between these two baffle plates 115; Whereby, to prevent the two ends of this plate 11 produce radial displacement situation after be combineding with each other.
As shown in Figure 9, the better employing injection molding method of this previous step S11 makes this plate 11, and in the process of ejection formation simultaneously coated at least one magnetic conductive part 117 in this at least one winding section 111; Whereby, when this motor stator be applied to general motor configuration and in order to drive one rotor rotate time, can provide preferably concentrate lead magnetic effect.
As shown in Figure 10, the plate 11 that this previous step S11 provides, the better surface working in this at least one winding section 111 forms at least one card groove 118, and this at least one card groove 118 can combine for this magnetic conductive part 117; Whereby, when this motor stator be applied to general motor configuration and in order to drive one rotor rotate time, can provide equally preferably concentrate lead magnetic effect.
As shown in figure 11, the sleeve 14 that this fixating shape step S14 provides is better processes a protuberance 141 in inside circumference, and after inserting this sleeve 14 for this ring set 13, this protuberance 141 can be limited between the two ends of this plate 11; Whereby, can prevent this plate 11 from being reeled the ring set 13 formed arbitrarily rotation in this sleeve 14 in.
As shown in figure 12, the sleeve 14 that this fixating shape step S14 provides is better separately can prepare a supporter 142, after inserting this sleeve 14 for this ring set 13, this supporter 142 can be forced between the two ends of this plate 11, and then force the ring set 13 reeled by this plate 11 to expand outwardly and push against the inside circumference of this sleeve 14; Whereby, this ring set 13 can be made more to combine closely in this sleeve 14.
As shown in figure 13, the plate 11 that this previous step S11 provides is better goes out at least one positioning element 119 in side surface working, and this at least one positioning element 119 can be formed at each suitable position of this plate 11. Such as: can only be processed to form a positioning element 119, this positioning element 119 is between any two winding sections 111 (not illustrating); Maybe can being processed to form several positioning elements 119, respectively this positioning element 119 lays respectively between each winding section 111 (as shown in the figure); Maybe can being processed to form again several positioning elements 119, respectively this positioning element 119 is formed on each winding section 111 (not illustrating) respectively. Whereby, during for this spooling step S12 in order to carry out the winding operation of this coil assembly 12, this at least one positioning element 119 has provides effect of being fastened of this coil assembly 12, to make the winding operation of this coil assembly 12 further, more simple and convenient and fixed effect are better.
As shown in figure 14, the plate 11 that this previous step S11 provides, except being formed except at least one winding section 111 on surface, side, better more can form at least one outer winding section 111 ' in another surface, side simultaneously; When carrying out this spooling step S12, then can prepare an exterior loop group 12 ', and this exterior loop group 12 ' is wound in the outer winding section 111 ' of this plate 11; Whereby, after completing this forming step S13 and this fixating shape step S14, the both side surface of the ring set 13 of motor stator of the present invention is wound with this coil assembly 12 and this exterior loop group 12 ' respectively, when making this motor stator be applied to motor, can reach the effects such as the torsion promoting motor and rotating speed. In addition, shown in Figure 14, when this winding section 11 and outer winding section 111 ' are respectively several, several the outer winding sections 111 ' in these several winding sections 11 and this can arrange state in contraposition as shown in the figure; Or, as shown in figure 15, several the outer winding sections 111 ' in this several winding sections 11 and this also can as shown in the figure in shifting to install state, when in when shifting to install state, when motor stator of the present invention is applied to motor, then can more effectively promote the rotational stabilization of motor.
By aforementioned motor stator of the present invention manufacture method made by motor stator at least include following connection with several embodiments:
Please refer to shown in Figure 16, the motor stator of first embodiment of the invention comprises ring set 31 and a coil assembly 32. This ring set 31 is the ring bodies that becomes with a plate winding, and these plate two ends are respectively one first binding end 31a and the 2nd binding end 31b, makes this ring set 31 have by the joint portion formed after this first binding end 31a and the 2nd binding end 31b be combined with each other; This ring set 31 has outer ring surface 311 and an inner ring surface 312, and this inner ring surface 312 extends several winding sections 313, and respectively this winding section 313 such as can be each other at spacing distribution or the unequal-interval distribution; This coil assembly 32 is set around respectively this winding section 313.
Please refer to shown in Figure 17, the motor stator of second embodiment of the invention comprises ring set 41, coil assembly 42 and a sleeve 43. The ring bodies of this ring set 41 for becoming with a plate winding; This ring set 41 has outer ring surface 411 and an inner ring surface 412, and this inner ring surface 412 extends several winding sections 413, and respectively this winding section 413 such as can be each other at spacing distribution or the unequal-interval distribution; This coil assembly 42 is set around respectively this winding section 413; This sleeve 43 is around the outer ring surface 411 being incorporated into this ring set 41. Again, the two ends forming the plate of this ring set 41 can be respectively one first binding end 41a and the 2nd binding end 41b, and this ring set 41 is better has the joint portion being be combined with each other and being formed by this first binding end 41a and the 2nd binding end 41b; The fixed effect of this ring set 41 can be made whereby better.
Please refer to shown in Figure 18, the motor stator of third embodiment of the invention comprises ring set 51 and a coil assembly 52. This ring set 51 is the ring bodies that becomes with a plate winding, and these plate two ends are respectively one first binding end 51a and the 2nd binding end 51b, makes this ring set 51 have by the joint portion formed after this first binding end 51a and the 2nd binding end 51b be combined with each other; This ring set 51 has outer ring surface 511 and an inner ring surface 512, and this outer ring surface 511 extends several winding sections 513, and respectively this winding section 513 such as can be each other at spacing distribution or the unequal-interval distribution; This coil assembly 52 is set around respectively this winding section 513.
In addition, the combination of first binding end 31a, 41a, 51a and the 2nd binding end 31b, 41b, 51b of the motor stator of various embodiments of the present invention is better forms the buckle structure such as Fig. 7 and Fig. 8; The winding section 313,413,513 of the motor stator of various embodiments of the present invention is better arranges the magnetic conductive part 117 such as Fig. 9 and Figure 10; The sleeve 43 of the motor stator of second embodiment of the invention is better forms the structure design preventing this ring set 41 from rotating arbitrarily as shown in figure 11; The sleeve 43 of the motor stator of second embodiment of the invention is better sets up supporter 142 as shown in figure 12; The ring set 31,41,51 of the motor stator of various embodiments of the present invention is better arranges at least one positioning element 119 as shown in fig. 13 that; The outer ring surface 311 of the ring set 31 of the motor stator of first embodiment of the invention is better arranges the outer winding section 111 ' as shown in Figure 14 or Figure 15 and exterior loop group 12 '. The detailed embodiment of the accessory structure feature of the motor stator of each embodiment is roughly the same with the constitutional features that earlier figures 7 to Figure 15 presents above, no longer again repeats at this.
By the constitutional features of the motor stator front taking off each embodiment, the ring set 31,41,51 of motor stator of the present invention is all the ring bodies become with a plate winding, this ring set 31,41,51 is provided with several winding sections 313,413,513, respectively this winding section 313,413,513 is wound with this coil assembly 32,42,52, therefore, motor of the present invention can reach following described many effects surely:
1, cost of manufacture is cheap and easy to assembly: compared to existing stator structure, owing to the ring set 31,41,51 of the motor stator of the present invention is all the ring bodies become with a plate winding, therefore, quite easy on making and assembling; In addition, the motor stator of the present invention also can omit traditional siliconized plate, and therefore, one-piece construction composition is also simplified relatively, therefore really can reduce cost of manufacture and promote assembling convenience.
2, axial height can be reduced: owing to the motor stator of the present invention can omit the component such as siliconized plate and upper and lower insulation covering of existing stator structure, therefore, can effectively reduce the axial height of this motor stator, to be designed to more compactization.
3, run stability is good: owing to stator of the present invention does not have the design of siliconized plate, when this motor stator is applied to motor configuration to drive a rotor to rotate, can avoid producing magnetic torsion phenomenon (CoggingTorque), effectively to prevent this rotor from vibrating in rotary course.
Simplify and many effects such as coiling is easy as mentioned above, it is necessary, the manufacture method of motor stator of the present invention has manufacturing step really; Especially for manufacture inner rotor motor stator time, have more the characteristics such as the torsion that can improve motor and rotating speed; In addition, by the motor stator made by this manufacture method then have cost of manufacture cheap, easy to assembly, axial height can be reduced and many effects such as run stability is good.
Claims (8)
1. the manufacture method of a motor stator, it is characterised in that, comprise the following step:
Previous step, it is provided that the plate being made up of insulating material, and form at least one winding section on surface, the side of this plate, this winding section is assembled in the surface, side of this plate;
Spooling step, prepares a coil assembly, this coil assembly is wound in the winding section of this plate;
Forming step, forms a ring set with centre hole by this plate winding, makes respectively this winding section and this coil assembly be positioned at this centre hole; And
Fixating shape step, prepare the sleeve being made up of the metallic substance with envelope magnetic effect in advance, again this ring set is inserted this sleeve, this ring set is made to be fixed as loop shaped, to make a motor stator, the sleeve that this fixating shape step provides processes a protuberance in inside circumference, and after this ring set inserts this sleeve, makes between the two ends that this protuberance is limited in this plate.
2. according to the manufacture method of motor stator according to claim 1, it is characterised in that, this previous step adopts injection molding method to make this plate, and in the process of ejection formation, at least one magnetic conductive part coated in this at least one winding section simultaneously.
3. according to the manufacture method of motor stator according to claim 1, it is characterised in that, the surface working of the plate that this previous step provides in this at least one winding section forms at least one card groove, and at this at least one card groove in conjunction with at least one magnetic conductive part.
4. according to the manufacture method of the motor stator described in claim 1 or 2 or 3, it is characterized in that, the plate that this previous step provides goes out at least one positioning element in side surface working, for, when carrying out this spooling step, being fastened this coil assembly in this at least one positioning element.
5. according to the manufacture method of the motor stator described in claim 1 or 2 or 3, it is characterised in that, this previous step separately forms at least one groove in the side surface working of this plate, in this forming step, carries out the winding work of this plate.
6. a motor stator, it is characterised in that, there is a ring set, this ring set is the ring bodies that a plate to be made up of insulating material reels, this ring set is provided with several winding sections, and this winding section is assembled in the surface, side of this plate, and respectively this winding section reels a coil assembly; This ring set is inserted in the sleeve being made up of the metallic substance with envelope magnetic effect, and this sleeve inside circumference forms a protuberance, and this protuberance is between the two ends of plate forming this ring set.
7. according to motor stator according to claim 6, it is characterised in that, the winding section of this ring set is in conjunction with at least one magnetic conductive part.
8. according to the motor stator described in claim 6 or 7, it is characterised in that, this ring set is provided with at least one positioning element, and this coil assembly is fastened this at least one positioning element.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910147789.2A CN101931289B (en) | 2009-06-19 | 2009-06-19 | Motor stator and manufacturing method thereof |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910147789.2A Division CN101931289B (en) | 2009-06-19 | 2009-06-19 | Motor stator and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103354407A CN103354407A (en) | 2013-10-16 |
| CN103354407B true CN103354407B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310192777.8A Active CN103354407B (en) | 2009-06-19 | 2009-06-19 | Motor stator and manufacture method thereof |
| CN201310192575.3A Active CN103354405B (en) | 2009-06-19 | 2009-06-19 | The manufacture method of motor stator |
| CN200910147789.2A Active CN101931289B (en) | 2009-06-19 | 2009-06-19 | Motor stator and manufacturing method thereof |
| CN201310192644.0A Active CN103354406B (en) | 2009-06-19 | 2009-06-19 | The manufacture method of motor stator |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310192575.3A Active CN103354405B (en) | 2009-06-19 | 2009-06-19 | The manufacture method of motor stator |
| CN200910147789.2A Active CN101931289B (en) | 2009-06-19 | 2009-06-19 | Motor stator and manufacturing method thereof |
| CN201310192644.0A Active CN103354406B (en) | 2009-06-19 | 2009-06-19 | The manufacture method of motor stator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW201642552A (en) * | 2015-05-28 | 2016-12-01 | 范揚鋒 | Stator structure of motor, stator unit and method for manufacturing thereof |
| TWI689155B (en) * | 2018-12-17 | 2020-03-21 | 建準電機工業股份有限公司 | Outer-rotor motor |
| CN113193717B (en) * | 2020-01-14 | 2022-04-29 | 浙江盘毂动力科技有限公司 | Axial magnetic field motor, stator assembly and stator winding process |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2443526Y (en) * | 2000-09-30 | 2001-08-15 | 许俊甫 | Structure of stator winding slot base with loop stabilizer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3568364B2 (en) * | 1996-09-30 | 2004-09-22 | 松下電器産業株式会社 | Rotating machine core |
| FR2800933B1 (en) * | 1999-11-10 | 2001-12-28 | Bourgeois R | PROCESS FOR THE MANUFACTURE OF PACKETS OF ANNULAR SHAPE SHEETS |
| JP3520035B2 (en) * | 2000-07-27 | 2004-04-19 | 三菱電機株式会社 | Stator of starting motor |
| JP2004153893A (en) * | 2002-10-29 | 2004-05-27 | Toshiba Corp | Permanent magnet type motor and manufacturing method for magnetic pole yoke |
| EP1420498B1 (en) * | 2002-11-15 | 2006-06-14 | Minebea Co., Ltd. | Stator assembly for an electrical machine and method of manufacturing the same |
| US7015619B2 (en) * | 2003-10-31 | 2006-03-21 | Nidec Shibaura Corporation | Molded motor |
| CN2794018Y (en) * | 2005-05-31 | 2006-07-05 | 苏州巨峰绝缘材料有限公司 | High-strength and thermal-insulative grooved wedge with high magnetic permeability |
| JP4333641B2 (en) * | 2005-06-16 | 2009-09-16 | 株式会社デンソー | Stator manufacturing method for rotating electrical machine |
| JP2008099473A (en) * | 2006-10-13 | 2008-04-24 | Mitsubishi Electric Corp | Rotary electric machine |
| DE102007024822B3 (en) * | 2007-05-29 | 2009-01-29 | Siemens Ag | Stator assembling method for e.g. driving motor in motor vehicle, involves bending stator yoke with used wound stator teeth from elongated form to cylindrical form, and fastening together ends of stator yokes |
| CN201490772U (en) * | 2009-06-19 | 2010-05-26 | 建准电机工业股份有限公司 | Motor stator |
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2009
- 2009-06-19 CN CN201310192777.8A patent/CN103354407B/en active Active
- 2009-06-19 CN CN201310192575.3A patent/CN103354405B/en active Active
- 2009-06-19 CN CN200910147789.2A patent/CN101931289B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2443526Y (en) * | 2000-09-30 | 2001-08-15 | 许俊甫 | Structure of stator winding slot base with loop stabilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103354405A (en) | 2013-10-16 |
| CN103354406B (en) | 2015-09-02 |
| CN103354407A (en) | 2013-10-16 |
| CN103354405B (en) | 2016-04-06 |
| CN101931289A (en) | 2010-12-29 |
| CN101931289B (en) | 2014-03-26 |
| CN103354406A (en) | 2013-10-16 |
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Address after: The new Taiwan China Ya Lu Kaohsiung City No. 30 Lane 296 Patentee after: Jianzhun Electric Motor Industry Co., Ltd. Address before: Are China Taiwan Lingya Kaohsiung No. 120 12 floor 1 Patentee before: Jianzhun Electric Motor Industry Co., Ltd. |