CN108880012A - A kind of manufacturing method of Hall-type servo motor and stator - Google Patents
A kind of manufacturing method of Hall-type servo motor and stator Download PDFInfo
- Publication number
- CN108880012A CN108880012A CN201811088426.1A CN201811088426A CN108880012A CN 108880012 A CN108880012 A CN 108880012A CN 201811088426 A CN201811088426 A CN 201811088426A CN 108880012 A CN108880012 A CN 108880012A
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- China
- Prior art keywords
- stator
- silicon steel
- steel sheet
- hall element
- rotor
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- 238000004519 manufacturing process Methods 0.000 title description 7
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 9
- 238000004080 punching Methods 0.000 claims description 30
- 229910000859 α-Fe Inorganic materials 0.000 claims description 20
- 239000003973 paint Substances 0.000 claims description 9
- 238000000855 fermentation Methods 0.000 claims description 3
- 230000004151 fermentation Effects 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000003672 processing method Methods 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 101100042630 Caenorhabditis elegans sin-3 gene Proteins 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/12—Impregnating, heating or drying of windings, stators, rotors or machines
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Brushless Motors (AREA)
Abstract
The present invention provides a kind of Hall-type servo motors, including stator, rotor, servo controller, and the linear hall element and switch Hall element for being used to detect the rotor field position in the stator faces；For the stator by stacking together after silicon steel sheet punch process, the stator is equipped with winding slot, and the top and lower section of the silicon steel sheet stamping surface are circular arc chamfering.Beneficial effects of the present invention are：Position is detected only with a linear Hall and a switch Hall, Hall element is easy for installation, and will not generate phase error and amplitude error, the accurate location information that can be obtained.The top and lower section of stamping surface are circular arc chamfering, when copper wire is wound on stator, prevent stator and copper wire short circuit, and reduce processing technology.
Description
Technical field
The present invention relates to the manufacturing methods of a kind of Hall-type servo motor and stator.
Background technique
Traditional magneto, concentratred winding magneto typically directly installed on motor stator 3 switch Halls or
3-4 linear Hall constitutes simple position sensor, realizing motor commutation or position detection.Hall is required in this method
Installation site is exactly accurate, because the precision of mechanical erection needs to improve P times, and the position installed when motor number of pole-pairs P is very big
Set has the armature-reaction of relationship, especially motor to position with the slot number of machine winding offline mode, the number of poles of motor, motor
Detection has ± 3-5 ° of influence, therefore the deviation of this simple position sensor position detection is all at ± 3-10 ° or so, long-term to hinder
Hinder the production and development of motor controller.
Moreover, stator is to stack to be formed after having the silicon steel sheet punching presses of multiple specific shapes, in punching press, stamping surface will cause
112 lower section generates flash 111 ', is also burr, such as Fig. 1, when copper wire is wound in the winding slot of stator, flash 111 ' can be made
At short-circuit between copper wire and silicon steel sheet, make motor damage, in the prior art, in order to solve the above technical problems, some meetings around
Liner is first installed in wire casing, sprays one layer of insulating powder in winding slot sometimes, manufacturing process complexity is will cause in a word, makes motor
Manufacturing cost rises.
Summary of the invention
The object of the present invention is to provide a kind of Hall-type servo motor and its manufacturers of manufacturing method, planetary gear set
Method, to solve the problems, such as mentioned in background technique.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of Hall-type servo motor, including stator, rotor, servo controller, and in the stator faces
For detecting the linear hall element and switch Hall element of the rotor field position；The stator is by silicon steel sheet punch process
After stack together, the stator is equipped with winding slot, and the top of the silicon steel sheet stamping surface and lower section are circular arc chamfering, the line
Property Hall element and switch Hall element be respectively positioned on the periphery of the stator punching, the linear hall element and switch suddenly
Electrical angle between your element is 90 °, and the magnetic susceptibility face of the linear hall element and switch Hall element with described turn
The magnetic pole surfaces of son are opposite；The linear hall element and switch Hall element are respectively connected to the servo controller.
Further technical solution：The soft magnetic ferrite thin slice being stacked alternately with silicon steel sheet is additionally provided in the stator, it is soft
Magnetic ferrites chip shape is identical as silicon steel sheet.
Further technical solution：For the soft magnetic ferrite thin slice between silicon steel sheet, the outside of the stator is silicon
Steel disc.
A kind of processing method of servo motor stator, includes the following steps：
1), silicon steel sheet is processed using stamping equipment；
2) flanging, is carried out to the flash that punching silicon steel sheet generates using stamping equipment；
3), machining shape and the identical soft magnetic ferrite thin slice of silicon steel sheet, between 1/5-the 1/2 of silicon steel sheet；
4), silicon steel sheet and soft magnetic ferrite thin slice are stacked alternately, and silicon steel sheet is located at the outermost of stator；
5), stator is put into fermentation vat and is soaked insulating paint, and paint of being formed；
6) paint for, clearing up stator and rotor opposite face, prevents from interfering with rotor.
Beneficial effects of the present invention are：Position, Hall element are detected only with a linear Hall and a switch Hall
It is easy for installation, and phase error and amplitude error will not be generated, the accurate location information that can be obtained.The top of stamping surface with
Lower section is circular arc chamfering, when copper wire is wound on stator, prevents stator and copper wire short circuit, and reduce processing technology.
Detailed description of the invention
Fig. 1 is silicon steel sheet punching structure schematic diagram in the prior art；
Fig. 2 is stator structure figure of the invention；
Fig. 3 is silicon steel sheet punching structure schematic diagram of the invention；
Fig. 4 is the stacking diagram of silicon steel sheet and soft magnetic ferrite thin slice of the invention.
Specific embodiment
Below in conjunction with attached drawing, invention is further explained：
As shown in figures 1-4, a kind of Hall-type servo motor, including stator 1, rotor 2, servo controller, and it is set to institute
State the linear hall element 13 and switch Hall element 14 for being used to detect 2 magnetic field position of rotor on 1 end face of stator；It is described
Stator 1 stacks together after forming stator punching 11 by silicon steel sheet punch process, and the stator 1 is equipped with winding slot 12, described fixed
The top of the stamping surface 112 of sub- punching 11 and lower section are circular arc chamfering 111, when copper wire around on the stator 1 when, prevent stator 1 with
Copper wire short circuit, the linear hall element 13 and switch Hall element 14 are respectively positioned on the periphery of the stator punching 11, institute
Stating the electrical angle between linear hall element 13 and switch Hall element 14 is 90 °, and the linear hall element 13 and switch
The magnetic susceptibility face of Hall element 14 is opposite with the magnetic pole surfaces of the rotor 2；The linear hall element 13 and switch Hall
Element 14 is respectively connected to the servo controller.
Further technical solution：It is thin that the soft magnetic ferrite being stacked alternately with stator punching 11 is additionally provided in the stator 1
Piece 15,15 shape of soft magnetic ferrite thin slice is identical as stator punching 11, is not easy to insulate between stator punching 11, stator is caused to rush
Vortex is generated between piece 11, causes electric efficiency low, since soft magnetic ferrite thin slice 15 has the characteristics that magnetic conduction and resistivity is high,
It can greatly reduce and generate vortex between stator punching 11, improve electric efficiency；Due to the magnetic permeability of soft magnetic ferrite thin slice 15
There is no stator punching 11 high, so the thickness of soft magnetic ferrite thin slice 15 should not be too thick, is generally processed as 11 thickness of stator punching
1/5-1/2 between.
Further technical solution：The soft magnetic ferrite thin slice 15 is between stator punching 11, outside the stator 1
Side is stator punching 11, and stator punching 11 is not easy to break, can protect soft magnetic ferrite 15.
A kind of processing method of servo motor stator 1, includes the following steps：
1) stator punching 11, is processed using stamping equipment, reaches the shape of needs；
2) flanging, is carried out to the flash that punching press stator punching 11 generates using stamping equipment；
3), machining shape and the identical soft magnetic ferrite thin slice 15 of stator punching 11, with a thickness of the 1/5-of stator punching 11
Between 1/2；
4), stator punching 11 and soft magnetic ferrite thin slice 15 are stacked alternately, and stator punching 11 is located at the outermost of stator 1
Side；
5), stator 1 is put into fermentation vat and is soaked insulating paint, and paint of being formed；
6) paint for, clearing up stator 1 and 2 opposite face of rotor, prevents from interfering with rotor 2.
Beneficial effects of the present invention are：Only with a linear hall element 13 and 14 check bit of switch Hall element
It sets, it is easy for installation, and phase error and amplitude error will not be generated, the accurate location information that can be obtained.Stamping surface 112
Top and lower section are circular arc chamfering 111, when copper wire around on the stator 1 when, prevent stator 1 and copper wire short circuit, and reduce plus
Work technique.
A linear hall element 13 is used only in the present invention, is not present in principle since multiple linear hall elements 13 generate
Amplitude error and phase error, so the position detection accuracy of position sensor of the present invention be better than 0.05 °~0.5 °.And base
In the two states of motor and driving, the present invention is controlled by torque and speed of the sine wave vector control method to motor
System, obtains ideal control characteristic.In general, efficiency (5~15) % of motor can be improved in the present invention, improves motor most
High-torque (50~100) %.
Secondly, in order to guarantee mechanical erection precision, and no matter motor is 2 motor of 2 motor of internal rotor or outer rotor, stator
The notch of 11 first winding slots 12 of punching is equipped with 13 slot of linear hall element to match with the size of linear Hall；Stator
11 first stators 1 of punching extremely on be then equipped with the switch Hall slot that matches with switch Hall size；And it should be understood that stator
The center of 11 linear Hall slot of punching differs 90 ° of electrical angle, above-mentioned linear Hall member in space with the center of switch Hall slot
Part 13 is located in linear Hall slot, and switch Hall element 14 is located in switch Hall slot.
The ideal output of linear hall element 13 is Vh=V0+Vsin3 θ, and the ideal output of switch Hall element 14 is Vk
=± Sig | sin3 (+90 ° of θ) |, this tittle is then utilized, can determine the uniqueness of 360 ° of electrical angle positions and motor speed；
Since a linear hall element 13 and a switch Hall element 14 is used only, from principle, multiple detections are not present
The issuable amplitude error of element and phase error.
Above-mentioned servo controller includes angle conversion circuit, which includes：A/D conversion module, being used for will
The sine wave analog output voltage that linear hall element 13 exports is converted into digital quantity, then provided by switch Hall element 14
Sign function come distinguish sine wave by 90 ° be the period ambiguity；Had by the control core operation of servo controller
The digital quantity position signal of uniqueness.Preferably, position determination module can use digital signal DSP or single-chip microprocessor MCU, can also
To use on-site programmable gate array FPGA or application-specific integrated circuit ASIC.
The above not imposes any restrictions the technical scope of the utility model, and all technical spirits according to the present invention are to above
Any modification, equivalent variations and modification made by embodiment, in the range of the technical solution for still falling within the utility model.
Claims (4)
1. a kind of Hall-type servo motor, including stator, rotor, servo controller, and the use in the stator faces
In the linear hall element and switch Hall element that detect the rotor field position；After the stator is by silicon steel sheet punch process
It stacks together, the stator is equipped with winding slot, and the top and lower section of the silicon steel sheet stamping surface are circular arc chamfering, described linear
Hall element and switch Hall element are respectively positioned on the periphery of the stator punching, the linear hall element and switch Hall
Electrical angle between element is 90 °, and the magnetic susceptibility face of the linear hall element and switch Hall element with the rotor
Magnetic pole surfaces it is opposite；The linear hall element and switch Hall element are respectively connected to the servo controller.
2. a kind of Hall-type servo motor according to claim 1, it is characterised in that：It is additionally provided in the stator and silicon steel
The soft magnetic ferrite thin slice that piece is stacked alternately, soft magnetic ferrite chip shape are identical as silicon steel sheet.
3. a kind of Hall-type servo motor according to claim 2, it is characterised in that：The soft magnetic ferrite thin slice is located at
Between silicon steel sheet, the outside of the stator is silicon steel sheet.
4. a kind of processing method of servo motor stator, it is characterised in that：Include the following steps：
1), silicon steel sheet is processed using stamping equipment；
2) flanging, is carried out to the flash that punching silicon steel sheet generates using stamping equipment；
3), machining shape and the identical soft magnetic ferrite thin slice of silicon steel sheet, between 1/5-the 1/2 of silicon steel sheet；
4), silicon steel sheet and soft magnetic ferrite thin slice are stacked alternately, and silicon steel sheet is located at the outermost of stator；
5), stator is put into fermentation vat and is soaked insulating paint, and paint of being formed；
6) paint for, clearing up stator and rotor opposite face, prevents from interfering with rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811088426.1A CN108880012B (en) | 2018-09-18 | 2018-09-18 | Hall type servo motor and stator manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811088426.1A CN108880012B (en) | 2018-09-18 | 2018-09-18 | Hall type servo motor and stator manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108880012A true CN108880012A (en) | 2018-11-23 |
| CN108880012B CN108880012B (en) | 2023-12-15 |
Family
ID=64324525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811088426.1A Active CN108880012B (en) | 2018-09-18 | 2018-09-18 | Hall type servo motor and stator manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108880012B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932514A (en) * | 2019-12-30 | 2020-03-27 | 深圳市优必选科技股份有限公司 | Brushless motor and detection method for motor rotor position |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319981A (en) * | 1998-03-04 | 1999-11-24 | Nkk Corp | Punching method of high silicon steel plate |
| CN1452300A (en) * | 2002-04-15 | 2003-10-29 | 乐金电子(天津)电器有限公司 | Induction motor and method for making rotor and stator of induction motor |
| CN1767322A (en) * | 2004-10-27 | 2006-05-03 | 乐金电子(天津)电器有限公司 | Coil, induction motor for motor and its stator manufacturing method |
| CN1902801A (en) * | 2003-12-30 | 2007-01-24 | 罗伯特·博世有限公司 | Method for the production of a stator and stator produced according thereto |
| US20110302768A1 (en) * | 2010-06-10 | 2011-12-15 | White (China) Drive Products, Co., Ltd | Processing method of stators |
| CN202364092U (en) * | 2011-09-27 | 2012-08-01 | 浙江博望科技发展有限公司 | Servo motor and servo control system |
| CN102738976A (en) * | 2011-04-14 | 2012-10-17 | 安泰科技股份有限公司 | Method for manufacturing amorphous alloy stator iron core for motor |
| CN105703569A (en) * | 2016-04-11 | 2016-06-22 | 华北电力大学 | Fabrication method for amorphous alloy motor stator iron core |
| WO2017113512A1 (en) * | 2015-12-31 | 2017-07-06 | 中山大洋电机股份有限公司 | Stator punching sheet, stator assembly and external rotor motor |
| CN206628907U (en) * | 2017-04-12 | 2017-11-10 | 厦门精研自动化元件有限公司 | A kind of middle-size and small-size asynchronous machine stator slot shape |
| CN208820551U (en) * | 2018-09-18 | 2019-05-03 | 东莞市领亚自动化科技有限公司 | A kind of Hall-type servo motor |
-
2018
- 2018-09-18 CN CN201811088426.1A patent/CN108880012B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11319981A (en) * | 1998-03-04 | 1999-11-24 | Nkk Corp | Punching method of high silicon steel plate |
| CN1452300A (en) * | 2002-04-15 | 2003-10-29 | 乐金电子(天津)电器有限公司 | Induction motor and method for making rotor and stator of induction motor |
| CN1902801A (en) * | 2003-12-30 | 2007-01-24 | 罗伯特·博世有限公司 | Method for the production of a stator and stator produced according thereto |
| CN1767322A (en) * | 2004-10-27 | 2006-05-03 | 乐金电子(天津)电器有限公司 | Coil, induction motor for motor and its stator manufacturing method |
| US20110302768A1 (en) * | 2010-06-10 | 2011-12-15 | White (China) Drive Products, Co., Ltd | Processing method of stators |
| CN102738976A (en) * | 2011-04-14 | 2012-10-17 | 安泰科技股份有限公司 | Method for manufacturing amorphous alloy stator iron core for motor |
| CN202364092U (en) * | 2011-09-27 | 2012-08-01 | 浙江博望科技发展有限公司 | Servo motor and servo control system |
| WO2017113512A1 (en) * | 2015-12-31 | 2017-07-06 | 中山大洋电机股份有限公司 | Stator punching sheet, stator assembly and external rotor motor |
| CN105703569A (en) * | 2016-04-11 | 2016-06-22 | 华北电力大学 | Fabrication method for amorphous alloy motor stator iron core |
| CN206628907U (en) * | 2017-04-12 | 2017-11-10 | 厦门精研自动化元件有限公司 | A kind of middle-size and small-size asynchronous machine stator slot shape |
| CN208820551U (en) * | 2018-09-18 | 2019-05-03 | 东莞市领亚自动化科技有限公司 | A kind of Hall-type servo motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932514A (en) * | 2019-12-30 | 2020-03-27 | 深圳市优必选科技股份有限公司 | Brushless motor and detection method for motor rotor position |
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| Publication number | Publication date |
|---|---|
| CN108880012B (en) | 2023-12-15 |
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