WO2022103202A1 - 모터 - Google Patents
모터 Download PDFInfo
- Publication number
- WO2022103202A1 WO2022103202A1 PCT/KR2021/016547 KR2021016547W WO2022103202A1 WO 2022103202 A1 WO2022103202 A1 WO 2022103202A1 KR 2021016547 W KR2021016547 W KR 2021016547W WO 2022103202 A1 WO2022103202 A1 WO 2022103202A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lead
- solder
- substrate
- disposed
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
-
- 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
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/04—Details of the magnetic circuit characterised by the material used for insulating the magnetic circuit or parts thereof
-
- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- 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
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/30—Manufacture of winding connections
- H02K15/32—Manufacture of terminal arrangements; Connecting the terminals to external circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/06—Machines characterised by the wiring leads, i.e. conducting wires for connecting the winding terminations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
- H02K2211/03—Machines characterised by circuit boards, e.g. pcb
Definitions
- the embodiment relates to a motor.
- the motor may include a control unit for controlling the driving of the motor.
- the control unit may include a substrate on which elements are disposed. The leads of the device may be adhered to the substrate by solder.
- the lead may be disposed through the substrate.
- the end of the lead is adhered to the substrate by solder in a state in which it protrudes from the substrate.
- an image of a cross-section of the end of the lead may be used to check whether the lead is soldered without missing.
- the length of the lead protruding from the substrate is shorter, there is a problem in that the end of the lead is buried in the solder and not visible from the outside.
- the embodiment is to solve the above problems, and even when the length of the lead protruding from the substrate is shorter, it is a problem to provide a motor capable of securing an image of the end surface of the lead wire for inspection. take it
- the embodiment includes a shaft, a rotor coupled to the shaft, and a stator disposed to correspond to the rotor, and comprising a control unit electrically connected to the stator, wherein the control unit includes a substrate and a lead disposed on the substrate. It is possible to provide a motor including a device having a lead, the lead of the device coupled to the substrate by solder, and an end exposed from the solder, wherein the solder is spaced apart from the end of the lead.
- the solder may include an inner surface contacting a side surface of the lead and an inclined surface extending obliquely from the inner surface and spaced apart from the end.
- the solder may have a hole coupled to the lead and an uppermost end spaced apart from an end of the lead.
- the solder may include a first hole and a second hole connected to the first hole, the first hole may contact the lead, and the second hole may be spaced apart from an end of the lead.
- a portion of a side of the lead extending from an end of the lead may be exposed from the solder.
- the uppermost end of the inclined surface may be disposed higher than the uppermost end of the inner surface.
- An uppermost end of the solder may be disposed lower than an end of the lead, and disposed higher than the substrate.
- the lead of the substrate may include a third hole disposed inside, and when an end of the lead is viewed, an uppermost end of the solder may be positioned inside the third hole.
- the embodiment includes a motor unit and a control unit coupled to the motor unit,
- the control unit includes a substrate, a device having a lead disposed on the substrate, and solder for coupling the lead to the substrate, the lead comprising an end and a side surface extending from the end surface of the lead, A portion of the side surface and an end of the lead may provide the motor exposed from the solder.
- An embodiment includes a motor unit and a control unit coupled to the motor unit, wherein the control unit includes a substrate and an element having a lead disposed on the substrate, and solder for coupling the lead to the substrate, the lead includes an end exposed from the solder, and an uppermost end of the solder may be at a position equal to or lower than an end of the lead.
- the end of the lead by arranging the end of the lead to be spaced apart from the solder to secure a clear image of the end surface of the lead that is distinguished from the solder, there is an advantage in that the accuracy of the defect inspection of the substrate is improved.
- FIG. 1 is a side cross-sectional view of a motor according to an embodiment
- Figure 2 is a plan view showing a lead disposed on the substrate of the control unit shown in Figure 1;
- Figure 3 is a side cross-sectional view of the lead shown in Figure 2;
- FIG. 4 is a perspective view illustrating a lead and a solder disposed on a substrate
- 5 and 6 are side cross-sectional views of the lead and the solder taken along line A-A of FIG. 4;
- FIG. 7 is a view showing a masking jig and a soldering iron for performing soldering
- FIG. 8 is a diagram illustrating a soldering process.
- the direction parallel to the longitudinal direction (up and down direction) of the shaft is called the axial direction
- the direction perpendicular to the axial direction with respect to the shaft is called the radial direction
- the direction along a circle having a radial radius around the shaft is the circumference called the direction.
- FIG. 1 is a side cross-sectional view of a motor according to an embodiment.
- the motor may include a shaft 100 , a rotor 200 , a stator 300 , a housing 400 , and a control unit 500 .
- inside refers to a direction from the housing 400 toward the shaft 100 that is the center of the motor
- outside refers to a direction opposite to the inside, which is a direction from the shaft 100 to the housing 400 .
- the shaft 100 may be coupled to the rotor 200 .
- the shaft 100 may be formed of a hollow member.
- the rotor 200 rotates through electrical interaction with the stator 300 .
- the rotor 200 may be disposed to correspond to the stator 300 and may be disposed inside.
- the rotor 200 may include a rotor core 210 and a plurality of magnets 220 coupled to the rotor core 210 .
- the stator 300 is disposed outside the rotor 200 .
- the stator 300 may include a stator core 310 , an insulator 320 , and a coil 330 .
- the insulator 320 is seated on the stator core 310 .
- the coil 330 is mounted on the insulator 320 .
- the coil 330 induces electrical interaction with the magnet 220 of the rotor 200 .
- the housing 400 may be disposed outside the stator 300 .
- the housing 400 may be a cylindrical member with one side open.
- the controller 500 may be electrically connected to the stator 300 to transmit power and a control signal related to driving of the motor to the stator 300 .
- the controller 500 may include a substrate 510 on which elements are disposed.
- Such a control unit 500 is disposed inside the housing 400 or. It may be accommodated in a separate housing or bracket and may be implemented in the form of being mounted on the housing 400 .
- FIG. 2 is a plan view illustrating a lead disposed on the substrate of the control unit illustrated in FIG. 1
- FIG. 3 is a side cross-sectional view of the lead illustrated in FIG. 2 .
- the device S may be connected to the substrate 510 through a lead 520 .
- the lead 520 is fixed to the substrate 510 through solder 530 .
- Whether the device S is properly connected to the substrate 510 through soldering can be checked through the image of the lead 520 . As shown in FIG. 2 , it is possible to determine whether the number of leads 520 is correct and whether the soldering state is good by checking the exposed portions of the leads 520 even after soldering. Even after soldering, the end 521 of the lead 520 must be exposed without being covered by the solder 530 to determine whether the substrate 510 is defective or not through a vision inspection.
- FIGS. 5 and 6 are the side of the lead 520 and the solder 530 taken along line A-A of FIG. 4 . It is a cross section.
- the end 521 of the lead 520 is exposed from the solder 530 .
- the solder 530 is spaced apart from the end 521 of the lead 520 . Accordingly, a portion 522 of a side surface extending from the end 521 of the lead 520 may be exposed from the solder 530 . And since the end 521 of the lead 520 is spaced apart from the solder 530, a clearer image of the end 521 of the lead 520 can be secured in the vision inspection.
- the solder 530 may include an inner surface 531 and an inclined surface 532 .
- the inner surface 531 is in contact with the side surface of the lead 520 .
- the inclined surface 532 extends from the inner surface 531 and is inclinedly disposed.
- the inclined surface 532 is spaced apart from the side surface of the lead 520 and spaced apart from the end 521 of the lead 520 .
- the solder 530 may include a hole coupled to the lead 520 .
- the hole may be divided into a first hole H1 and a second hole H2 connected to the first hole H1.
- the first hole H1 is in contact with the lead 520 and the second hole H2 is spaced apart from the end 521 of the lead 520 .
- the second hole H2 may include an inclined surface 532 .
- the uppermost end T1 of the solder 530 may be disposed lower than the end 521 of the lead 520 , and may be disposed higher than the substrate 510 .
- the uppermost end T1 of the solder 530 may be disposed higher than the uppermost end T2 of the inner surface 531 .
- the uppermost end T1 of the solder 530 may be disposed on the inclined surface 532 extending from the inner surface 531 .
- the shape of the solder 530 is performed by soldering while the end 521 of the lead 520 is masked.
- the length L1 of the lead 520 protruding from the substrate 510 may be greatly reduced from the conventional length LO. Accordingly, there is an advantage in that the length of the lead 520 can be reduced to significantly reduce the amount of material. In addition, since soldering is performed while the end 521 of the lead 520 is masked, the length of the lead 520 is short and the end 521 of the lead 520 is covered with the solder 530 . As a result, there is an advantage in that the problem of not being able to detect the lead 520 in the inspection equipment V is fundamentally eliminated.
- the substrate 510 may include a third hole H passing through one surface and the other surface.
- the lead 520 may be positioned inside the third hole H, and a portion of the solder 530 may be positioned between the third hole H and the lead 520 .
- a portion of the inner surface 531 of the solder 530 is located inside the third hole H.
- the uppermost end T1 of the solder 530 may be located inside the third hole H. This occurs due to the positions of the masking jig (20 in FIG. 7) and the soldering iron (10).
- FIG. 7 is a view showing a masking jig 20 and a soldering iron 10 for performing soldering.
- the solder bath 10 is disposed under the substrate 510 and the lead 520 .
- the masking jig 20 is disposed on the inside of the lead tank (10).
- the masking jig 20 may be slidably disposed inside the solder tank 10 .
- the masking jig 20 may maintain a constant height in the solder tank 10 by pneumatic pressure.
- the end 521 of the masking jig 20 is in contact with the end 21 of the lead 520 .
- the masking jig 20 may include an annular protrusion 21a along the circumference of the end 21 .
- the protrusion 21a contacts the side surface of the lead 520 extending from the end 521 surface of the lead 520 .
- a region of the lead 520 that contacts the masking jig 20 is exposed from the solder 530 as a region that does not contact the solder 530 .
- FIG. 8 is a diagram illustrating a soldering process.
- the substrate 510 and the lead 520 are lowered, so that the end 521 surface of the lead 520 is in contact with the end 521 surface of the masking jig 20 do.
- FIG. 8A when the lead 520 contacts the masking jig 20, the pneumatic pressure of the masking jig 20 is released, and as shown in FIG. 8(b), the substrate 510 and the lead The masking jig 20 is lowered together with the substrate 510 and the lead 520 until the 520 approaches the solder bath 10 .
- solder 530 is discharged from the solder bath 10 to perform soldering.
- the end 521 and a part of the side ( 522 of FIG. 5 ) of the lead 520 are in contact with the masking jig 20 , they are not covered by the solder 530 .
- the inner rotor type motor has been described as an example, but the present invention is not limited thereto.
- the present invention is also applicable to an outer rotor type motor.
- it can be used in various devices such as vehicles or home appliances.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
Description
Claims (10)
- 샤프트;상기 샤프트에 결합된 로터; 및상기 로터와 대응되게 배치되는 스테이터를 포함하고,상기 스테이터와 전기적으로 연결되는 제어부를 포함하고,상기 제어부는 기판과 상기 기판 상에 배치되는 리드을 갖는 소자를 포함하고,상기 소자의 리드는 솔더에 의해 상기 기판에 결합되고, 상기 솔더로부터 노출되는 끝단을 포함하고,상기 솔더는 상기 리드의 상기 끝단와 이격되는 모터.
- 제1 항에 있어서,상기 솔더는 상기 리드의 측면과 접촉하는 내면과 상기 내면에서 경사지게 연장되고 상기 끝단과 이격된 경사면을 포함하는 모터.
- 제1 항에 있어서,상기 솔더는 상기 리드와 결합된 홀과 상기 리드의 끝단과 이격되는 최상단을 갖는 모터.
- 제1 항에 있어서,상기 솔더는 제1 홀과 상기 제1 홀과 연결되는 제2 홀을 포함하고,상기 제1 홀은 상기 리드와 접촉하고, 상기 제2 홀은 상기 리드의 끝단과 이격된 모터.
- 제1 항에 있어서,상기 리드는 상기 리드의 끝단에서 연장된 측면의 일부가 상기 솔더로부터 노출된 모터.
- 제2 항에 있어서,상기 경사면의 최상단은 상기 내면의 최상단 보다 높게 배치되는 모터.
- 제1 항에 있어서,상기 솔더의 최상단은 상기 리드의 끝단보다 낮게 배치되고, 상기 기판보다 높게 배치되는 모터.
- 제1 항에 있어서,상기 기판의 상기 리드가 내측에 배치되는 제3 홀을 포함하고,상기 리드의 끝단을 바라볼 때, 상기 솔더의 최상단은 상기 제3 홀의 내측에 위치하는 모터.
- 모터부;상기 모터부와 결합된 제어부를 포함하고,상기 제어부는 기판과 상기 기판상에 배치되는 리드를 갖는 소자, 상기 리드를 상기 기판에 결합시키는 솔더를 포함하고,상기 리드는 끝단과 상기 리드의 끝단면에서 연장된 측면을 포함하고,상기 리드의 측면의 일부와 상기 리드의 끝단은 상기 솔더로부터 노출된 모터.
- 모터부;상기 모터부와 결합된 제어부를 포함하고,상기 제어부는 기판과 상기 기판상에 배치되는 리드를 갖는 소자, 상기 리드를 상기 기판에 결합시키는 솔더를 포함하고,상기 리드는 상기 솔더로부터 노출된 끝단을 포함하고,상기 솔더의 최상단은 상기 리드의 끝단보다 같거나 낮은 위치에 있는 모터.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18/252,613 US12476512B2 (en) | 2020-11-13 | 2021-11-12 | Motor |
| CN202180076857.XA CN116529990A (zh) | 2020-11-13 | 2021-11-12 | 电机 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2020-0151540 | 2020-11-13 | ||
| KR1020200151540A KR20220065239A (ko) | 2020-11-13 | 2020-11-13 | 모터 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2022103202A1 true WO2022103202A1 (ko) | 2022-05-19 |
Family
ID=81601563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2021/016547 Ceased WO2022103202A1 (ko) | 2020-11-13 | 2021-11-12 | 모터 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US12476512B2 (ko) |
| KR (1) | KR20220065239A (ko) |
| CN (1) | CN116529990A (ko) |
| WO (1) | WO2022103202A1 (ko) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2929770B2 (ja) * | 1991-06-18 | 1999-08-03 | 松下電器産業株式会社 | 半田の形状検査方法 |
| KR200202066Y1 (ko) * | 1997-11-20 | 2001-01-15 | 구자홍 | 피씨비(pcb)기판구조 |
| KR20050123234A (ko) * | 2004-06-24 | 2005-12-29 | 엘지전자 주식회사 | 피씨비 기판의 리드 고정 구조 및 그 방법 |
| KR20110028852A (ko) * | 2009-09-14 | 2011-03-22 | 엘지이노텍 주식회사 | 솔더 조인트 |
| KR20110063966A (ko) * | 2009-12-07 | 2011-06-15 | 주식회사 고영테크놀러지 | 3차원 검사방법 및 이를 이용한 3차원 검사장치 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5327348B2 (ja) * | 2012-03-29 | 2013-10-30 | 株式会社富士通ゼネラル | 電動機 |
| KR102721465B1 (ko) | 2018-09-11 | 2024-10-25 | 엘지이노텍 주식회사 | 모터 |
-
2020
- 2020-11-13 KR KR1020200151540A patent/KR20220065239A/ko active Pending
-
2021
- 2021-11-12 WO PCT/KR2021/016547 patent/WO2022103202A1/ko not_active Ceased
- 2021-11-12 CN CN202180076857.XA patent/CN116529990A/zh active Pending
- 2021-11-12 US US18/252,613 patent/US12476512B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2929770B2 (ja) * | 1991-06-18 | 1999-08-03 | 松下電器産業株式会社 | 半田の形状検査方法 |
| KR200202066Y1 (ko) * | 1997-11-20 | 2001-01-15 | 구자홍 | 피씨비(pcb)기판구조 |
| KR20050123234A (ko) * | 2004-06-24 | 2005-12-29 | 엘지전자 주식회사 | 피씨비 기판의 리드 고정 구조 및 그 방법 |
| KR20110028852A (ko) * | 2009-09-14 | 2011-03-22 | 엘지이노텍 주식회사 | 솔더 조인트 |
| KR20110063966A (ko) * | 2009-12-07 | 2011-06-15 | 주식회사 고영테크놀러지 | 3차원 검사방법 및 이를 이용한 3차원 검사장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12476512B2 (en) | 2025-11-18 |
| KR20220065239A (ko) | 2022-05-20 |
| CN116529990A (zh) | 2023-08-01 |
| US20230402894A1 (en) | 2023-12-14 |
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