CN101895175B - Method for manufacturing motor stator - Google Patents
Method for manufacturing motor stator Download PDFInfo
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- CN101895175B CN101895175B CN2010102511982A CN201010251198A CN101895175B CN 101895175 B CN101895175 B CN 101895175B CN 2010102511982 A CN2010102511982 A CN 2010102511982A CN 201010251198 A CN201010251198 A CN 201010251198A CN 101895175 B CN101895175 B CN 101895175B
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- Prior art keywords
- coil
- motor stator
- stator
- stator core
- insulating paper
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 22
- 238000009413 insulation Methods 0.000 abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 238000010292 electrical insulation Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 5
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000006664 bond formation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- Manufacture Of Motors, Generators (AREA)
Abstract
The invention provides a method for manufacturing a motor stator, which comprises the steps of manufacturing a stator iron core, winding a first coil and a second coil of the stator, hanging the first coil on a conducting bar of a coil inserting machine, manufacturing strip-shaped insulating paper, connecting the head end and the tail end of the insulating paper to form an insulating ring, sleeving the insulating ring outside all the conducting bars, hanging the second coil on the conducting bar, and positioning the second coil above the insulating ring; fixing the stator core in an upper die of a coil inserting machine, pressing the first coil and the second coil into a winding slot of the stator core, taking the motor stator with the insulation paper arranged on one side of the motor stator from the coil inserting machine, and putting the insulation paper between the first coil and the second coil exposed on the other side of the motor stator. The manufacturing method of the motor stator not only improves the production efficiency of the motor stator, but also can ensure the electrical insulation between the main coil and the auxiliary coil and ensure the quality of the motor stator.
Description
Technical field
The present invention relates to machine field, especially design the manufacturing approach of motor stator.
Background technology
Motor has been widely used in various fields in life, and motor is made up of stator and rotor usually, and wherein, stator is provided with the iron core of a ring-type, and on iron core, is wound with some coil windings.
Referring to Fig. 1 and Fig. 2; Existing stator core 10 is cascaded by the multi-layer annular silicon steel sheet, and the main body 11 that it has ring-type is provided with rotor installing hole 13 in main body 11; On the inwall of main body 11, offer a plurality of winding slots 12 near rotor installing hole 13 1 sides; A plurality of winding slots 12 are arranged in circle, and each winding slot 12 has an opening end, and uncovered width is less than the inner width of winding slot 12.
Referring to Fig. 3; Motor stator also has a plurality of coils that are wrapped on the stator core 10, and each coil is roughly rectangular, and its two sides are embedded in respectively in two winding slots 12; Therefore each coil all can be fixed on the stator core 10, and then stretch out from winding slot 12 ends on the two other limit.
A plurality of coils are divided into two groups; First group is six main coils 14 that are positioned at stator core 10 outer sides; Second group of coil be positioned at stator core 10 inner sides 15, six main coils 14 of six secondary coils roughly on same circumference, and six secondary coils 15 are also roughly on same circumference.
Owing to need satisfy insulating requirements between main coil 14 and the secondary coil 15; Their parts in winding slot 12 separately realize by the coil cover and iron core 10 between insulation; And the part outside winding slot 12 ends very easily is in contact with one another; Therefore, need between main coil 14 in this zone and secondary coil 15, insulating paper 16 be set, to guarantee the electric insulation between main coil 14 and the secondary coil 15.
When making motor stator, at first make stator core 10, and use a plurality of main coils 14 of enamelled wire coiling and secondary coil 15, use coil inserting apparatus that main coil 14 and secondary coil 15 are pressed in the winding slot 12 of stator core 10 then.
The main structure of coil inserting apparatus and operation principle can be the Chinese utility model patent specification of CN2746642Y, CN201450419U referring to notification number.Existing coil inserting apparatus has many slivers, and main coil 14 and secondary coil 15 can be hung on the sliver.The sliver below is connected with slide mechanism, and sliver slides up and down under the drive of slide mechanism in vertical direction.Above sliver, be provided with mold, mold is provided with the holder that is used for fixing stator core.
When using coil inserting apparatus, at first main coil 14 and secondary coil 15 are hung on the sliver, then stator core 10 are fixed on the holder of mold, upwards slide, upwards slide thereby drive sliver through the driven by motor slide mechanism.When main coil 14 and secondary coil 15 upwards slide into the position of stator core 10; Main coil 14 is pressed in the winding slot 12 of stator core 10 with the side of secondary coil 15; Thereby main coil 14 and secondary coil 15 are fixed on the stator core 10, and can take off motor stator this moment from coil inserting apparatus.
After main coil 14 and secondary coil 15 be fixed on stator core 10, also need use insulating paper 16 to separate and be in winding slot 12 end faces outer main coil 14 and secondary coil 15.Existing method is by hand the insulating paper 16 of strip to be filled between main coil 14 and the secondary coil 15.During operation, need to use cutter will be each other against main coil 14, secondary coil 15 pry open, insulating paper 16 is filled in outer being exposed between stator core 10 the both ends of the surface outer main coil 14 and secondary coil 15.
Use manual mode to place insulating paper 16 and not only expend time in, working strength of workers is big, causes the production efficiency of motor stator low, and the quality that insulating paper 16 is placed can't be guaranteed, and has a strong impact on the quality of production of motor stator.
Summary of the invention
Main purpose of the present invention provides the higher method for manufacturing motor stator of a kind of production efficiency.
Another object of the present invention provides between a kind of main coil and the secondary coil insulation quality method for manufacturing motor stator preferably.
For realizing above-mentioned main purpose, method for manufacturing motor stator provided by the invention comprises the manufacturing stator core, and first coil of coiling stator and second coil; First coil is hung on the sliver of coil inserting apparatus, and, the insulating paper of making strip; Insulating paper head and the tail two ends are connected, form insulated ring, insulated ring is enclosed within outside all slivers; And second coil is hung on the sliver, second coil is positioned at the insulated ring top, and insulated ring is positioned at the top of first coil; Stator core is fixed in the mold of coil inserting apparatus; And when making first coil and second coil be pressed in the winding slot of stator core; Said insulated ring is positioned at the top of said first coil; The motor stator that one side is provided with insulating paper takes off from coil inserting apparatus, between first coil that the opposite side of motor stator exposes and second coil, puts into insulating paper.
Visible by such scheme; When making motor stator; In the rule process, first coil, insulated ring and second coil are placed on the coil inserting apparatus, when coil inserting apparatus is pressed into stator core with first coil and second coil; Insulated ring is promptly between first coil and second coil that expose outside end face of stator core; Only need carry out the placement insulating paper operation of stator core end face opposite side after stator core taken off, working strength of workers reduces greatly, and has improved the production efficiency of motor stator.
And, use coil inserting apparatus that insulated ring is embedded between first coil and second coil, can guarantee the placement quality of insulated ring, thereby guarantee the electrical insulation properties between first coil and second coil, guarantee the quality of production of motor stator.
A preferred scheme is, when making said insulated ring, uses the ultrasonic bonding mode that the head and the tail two ends of said insulating paper are welded together.Use the ultrasonic bonding mode easily the insulating paper head and end to be connected, and junction easy fracture not, firm and reliable connection.
Description of drawings
Fig. 1 is the front view of existing stator core.
Fig. 2 is the left view of existing stator core.
Fig. 3 is the structural representation of existing motor stator.
Fig. 4 uses the embodiment of the invention to use coil inserting apparatus to make the structure chart of motor stator.
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Embodiment
When application the present invention makes motor stator, at first make stator core and coiling main coil, secondary coil.Stator core is formed by the compacting of multilayer silicon steel sheet; It has main body; Be provided with columned rotor installing hole in the main body; And the perisporium of rotor installing hole is provided with a plurality of winding slots, and each winding slot has an opening end that is provided with towards the rotor installing hole, and the width of opening end is less than the width of winding slot inside.
The quantity of main coil and secondary coil confirms that according to the motor stator of different model each coil winding becomes annular or rectangle.Stator core is consistent with the manufacturing and the existing method of main coil, secondary coil, repeats no more.
After making stator core, main coil and secondary coil, need to use coil inserting apparatus that main coil and secondary coil are fixed on the stator core, the side that is about to main coil and secondary coil is pressed in the winding slot of stator core.
Referring to Fig. 4, coil inserting apparatus 20 has a base 21, and base 21 inboards are provided with many and store bar 22, and each root stores bar 22 and extends upward along the axis of coil inserting apparatus 20 from the bottom.Be provided with a push rod 23 at the middle part of base 21, the upper end of push rod 23 24 is connected with cutting somebody's hair, and push rod 23 slides up and down under the drive of motor (invisible among Fig. 4), slides up and down thereby drive 24 axis directions along coil inserting apparatus 20 of cutting somebody's hair.
Be provided with many slivers 25 in the circumference that storage bar 22 surrounds, many slivers 25 are arranged in circle, and all slivers 25 are arranged on the same circumference equably, have the gap between two adjacent slivers 25.Cutting somebody's hair 24 is positioned at the circumference that many slivers 25 surround, and cuts somebody's hair and have the gap between 24 outer wall and the sliver 25.
The top of sliver 25 is the mold of coil inserting apparatus 20, and it comprises a retainer ring 26, and stator core 41 can be installed in retainer ring 26 times.Coil inserting apparatus 20 also is provided with two depression bars 27, and depression bar 27 is against on the retainer ring 26, and applies a downward extruding force to retainer ring 26.
During coil inserting apparatus 20 work, mold does not slide up and down with push rod 23, and the middle part of locating ring 26 is provided with through hole, and this through hole can be passed in the upper end of sliver 25.
Before the rule operation, need to prepare the insulating paper of strip, and the head and the tail two ends of insulating paper are connected.In the present embodiment, use the two ends welding of ultrasonic welding machine, make insulating paper surround an insulated ring 47 insulating paper.
During the rule operation, at first a plurality of secondary coils 46 as first coil are hung on the sliver 25, two adjacent slivers 25 are with a side of clamping secondary coil 46, and through the clamping of sliver 25, a plurality of secondary coils 46 are hung on the sliver 25.
Then, insulated ring 47 is enclosed within outside all slivers 25, promptly all slivers 25 are all in insulated ring 47.Then, will be hung on the sliver 25 as the main coil 45 of second coil.Identical with secondary coil 46, main coil 45 also is by two adjacent sliver 25 clampings.After accomplishing above-mentioned work, main coil 45, insulated ring 47 and secondary coil 46 from top to down are fixed on the sliver 25 successively.
Then, stator core 41 is fixed on the retainer ring 26 times of mold.At this moment, the push rod 23 of may command coil inserting apparatus 20 upwards slides, thereby drives the 24 upwards slips of cutting somebody's hair.When stator core 41 contacted with main coil 45, main coil 45 was extruded and to lower slider, the while is extruding insulation circle 47, secondary coil 46 downwards.24 upper end is supported because secondary coil 46 is cut somebody's hair, thereby secondary coil 46, insulated ring 47 and main coil 45 are upwards pushed.
When 24 continuation of cutting somebody's hair are upwards slided; The side of main coil 45 and secondary coil 46 is pressed in the winding slot of stator core 41; Insulated ring 47 is also separated between main coil 45 and secondary coil 46 and with main coil 45 and secondary coil 46 insulation simultaneously, thereby realizes the electric insulation between main coil 45 and the secondary coil 46.
After main coil 45 was pressed into stator core 41 with secondary coil 46, push rod 23 was to lower slider, and can take off the stator core that is fixed with coil 41 this moment from coil inserting apparatus.
Pass through aforesaid operations; Insulated ring is between the main coil 45 and secondary coil 46 of an end face that is exposed to stator core 41; Can manually be exposed at outside between main coil 45 and the secondary coil 46 stator core 41 other ends outside and fill in insulating paper this moment, with the manufacturing of completion motor stator.
Visible by such scheme; In the rule process, insulating paper is surrounded insulated ring 47 and be placed between main coil 45 and the secondary coil 46, after the rule process finished, insulated ring 47 was promptly between the main coil 45 and secondary coil 46 that expose outside 41 1 end faces of stator core; After from coil inserting apparatus 20 motor stator being taken off; Reduce manual workload, singly do not increase work efficiency, also guarantee the electric insulation quality of motor stator.
Certainly, the foregoing description only is the preferable embodiment of the present invention, during practical application more variation can also be arranged, and for example, use glue etc. are with the bonding formation insulated ring in insulating paper two ends; Perhaps, the location swap change of main coil and secondary coil etc., these changes can realize the object of the invention equally.
It is emphasized that at last to the invention is not restricted to above-mentioned execution mode, also should be included in the protection range of claim of the present invention like the variations such as change of the coil inserting apparatus structure of the change of change, main coil and the secondary coil quantity of sliver quantity, use.
Claims (3)
1. the manufacturing approach of motor stator comprises
Make stator core, and first coil of coiling stator and second coil, said first coil is hung on the sliver of coil inserting apparatus;
It is characterized in that:
Make the insulating paper of strip, said insulating paper head and the tail two ends are connected, form insulated ring;
Said insulated ring is enclosed within outside all said slivers, and said second coil is hung on the said sliver, said second coil is positioned at said insulated ring top, and said insulated ring is positioned at the top of said first coil;
Said stator core is fixed in the mold of said coil inserting apparatus; And when making said first coil and second coil be pressed in the winding slot of said stator core; Said insulated ring is between said first coil and said second coil, and the motor stator that a side is provided with insulating paper takes off from coil inserting apparatus;
Between said first coil that the opposite side of said motor stator exposes and said second coil, put into insulating paper.
2. the manufacturing approach of motor stator according to claim 1 is characterized in that:
Said first coil is the secondary coil that is wound on the said stator core, and said second coil is the main coil that is wound on the said stator core.
3. the manufacturing approach of motor stator according to claim 1 and 2 is characterized in that:
When making said insulated ring, use the ultrasonic bonding mode that the head and the tail two ends of said insulating paper are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102511982A CN101895175B (en) | 2010-08-11 | 2010-08-11 | Method for manufacturing motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102511982A CN101895175B (en) | 2010-08-11 | 2010-08-11 | Method for manufacturing motor stator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101895175A CN101895175A (en) | 2010-11-24 |
| CN101895175B true CN101895175B (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102511982A Active CN101895175B (en) | 2010-08-11 | 2010-08-11 | Method for manufacturing motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101895175B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957277A (en) * | 2012-10-12 | 2013-03-06 | 杭州渤斯达数控设备有限公司 | Integral type wire embedding mould |
| CN102957275A (en) * | 2012-10-20 | 2013-03-06 | 山东中际电工装备股份有限公司 | Auxiliary wire pushing device |
| CN104967226A (en) * | 2015-07-28 | 2015-10-07 | 梁洪炘 | Stator magnetic core, manufacturing technology therefor and brushless motor containing stator magnetic core |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1649238A (en) * | 2004-01-30 | 2005-08-03 | 丰田自动车株式会社 | Phase insulation paper and electric motor provided with phase insulation paper |
| CN1701489A (en) * | 2003-08-29 | 2005-11-23 | 丰田自动车株式会社 | Manufacturing method of motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007089310A (en) * | 2005-09-22 | 2007-04-05 | Toyota Motor Corp | Method and apparatus for coil insertion |
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2010
- 2010-08-11 CN CN2010102511982A patent/CN101895175B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1701489A (en) * | 2003-08-29 | 2005-11-23 | 丰田自动车株式会社 | Manufacturing method of motor |
| CN1649238A (en) * | 2004-01-30 | 2005-08-03 | 丰田自动车株式会社 | Phase insulation paper and electric motor provided with phase insulation paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101895175A (en) | 2010-11-24 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |