CN102315730B - Connection process for motor stator winding - Google Patents
Connection process for motor stator winding Download PDFInfo
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- CN102315730B CN102315730B CN201010223633.0A CN201010223633A CN102315730B CN 102315730 B CN102315730 B CN 102315730B CN 201010223633 A CN201010223633 A CN 201010223633A CN 102315730 B CN102315730 B CN 102315730B
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- motor
- winding
- connecting ring
- stator winding
- stator
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Abstract
The invention provides a connection process for a motor stator winding. The connection process comprises the following steps of: 1, splicing splits of the stator winding to form a motor stator and making lead-in position and lead-out position of each coil consistent; 2, sleeving a motor phase wire connection ring and a winding connection ring; 3, dip soldering, namely, placing the stator on a tray, making the lead-out end of the stator winding face down, automatically positioning the tray when the tray moves to the position of a tinpan on the assembly line, and performing dip soldering on the lead-out end of the winding on the tinpan; and 4, welding a motor wire. In the invention, the stator winding is welded in a mode of integral dip welding by using a connection ring instead of a multi-point manual welding mode in the prior art, so vertically crossed welding points on a wire rod are avoided, all welding spots can be welded at one time, and then the production efficiency and welding quality are greatly improved, and the usability of the motor can be better guaranteed.
Description
Technical field
The present invention relates to field of motor manufacturing, be specifically related to connection process for motor stator winding.
Background technology
In the application system of motor, except selecting applicable motor type according to parameters such as the required motor speed of system, efficiency, power, also wish the small volume of motor, heavy and bulky motor is in operation and is prone to that noise is large, extraneous vibration is large and unhandy problem.
The connection of motor lines mostly at present is each phase line and is connected with corresponding winding from motor bus branch, therefore unavoidably occurs connecting line intersection and overlapping up and down, and wrong company or failure welding easily occurs during welding.After connecting line welding, also must use bandage to be fastened and compress with the height of limiting motor end as possible, big or small to control the volume of motor, that still ties up more tightly more easily causes levels short circuit.
Each stator winding of motor is linked up by the series connection welding of multi-section-line rod, and the electric power that short circuit current when the various mechanical oscillation in motor operation course and electrical fault and short circuit current produce all may make the resistance of these plumb joints increase and cause heating.For guaranteeing in unit running process that each connector temperature of motor stator winding is in normal range (NR); prevent the generation of the accident of snapping; the D.C. resistance that needs periodic measurement motor stator winding; and D.C. resistance greatly exceeds standard and has very large relation, the welding quality of motor stator winding joint to seem particularly important with the own welding quality of stator joint not good (as disconnected thigh, rosin joint etc.).
Due to unitary stator iron core winding complex process, efficiency is low, and expense is high, and, gradually to the conversion of assembled piece type stator,, at assembled piece type iron core teeth portion coiling solenoid, then each piece stator is spliced into one-piece stator in yoke portion.Because winding the end of a thread is more, particularly, when using more thick and stiff flat type copper wire, need first each pad to be carried out to shaping, then welding needs the end of a thread connecting successively, finally add sleeve pipe and bandage again and insulate fixingly, whole connecting process approximately needs 2 hours, and production efficiency is low.
Summary of the invention
The object of the invention is in order to overcome the shortcoming and defect of prior art, propose a kind of effective raising welding production efficiency and welding quality, reduce the connection process for motor stator winding of small product size.
The technical problem that the present invention solves takes following technical scheme to realize:
A connection process for motor stator winding, is characterized in that comprising the following steps:
(1) stator winding piece is assembled into motor stator, and makes each coil into and out of item position consistency;
(2) be inserted in motor phase line connecting ring and winding connecting ring;
(3) immersed solder: stator is positioned on pallet, and stator winding leading-out terminal down, is located when pallet moves to tin pot place on streamline automatically, tin pot rising simultaneously realizes winding outlet immersed solder;
(4) welding motor lines.
In step (2), between motor phase line connecting ring, have insulation spacer ring, on insulation spacer ring, have coil hole, its position is consistent with on motor phase line connecting ring, and the width of insulation spacer ring connects ring width compared with motor phase line.The motor lines hole that has a welding motor lead-out wire on motor phase line connecting ring, and the coil hole of a plurality of connection in-phase coil.On winding connecting ring, have the coil hole being connected with each coil, coil hole quantity equates with stator winding piece quantity.
Step (3) also can comprise before is being inserted in welded limiting tooling sleeve on the stator winding of motor phase line connecting ring and insulating barrier, when placing, stator winding leading-out terminal can prevent that connecting ring from dropping down, can guarantee each pad of connecting ring in one plane, play fixing spacing effect simultaneously.
The present invention compared with prior art has significant advantage and beneficial effect, is embodied in the following aspects:
1, motor lines is intersected and is connected with each winding by original motor bus branch, changes into connecting ring one group of a plurality of the end of a thread connection that need to link together.Due to the connecting hole position of connecting ring and the end of a thread position of stator winding leading-out terminal consistent, can the outlet of Direct Recognition winding grouping, avoided the end of a thread wrong.And owing to having adopted connecting ring, lead-out wire, without juxtaposition, has greatly reduced the spatial volume of motor end, is more conducive to motor miniaturization.
2, the welding of stator winding is connected by original a plurality of line rod manual welding, change into the whole immersed solder of connecting ring, avoided line rod top-bottom cross to occur welding point, the stator the end of a thread that can disposable welding need connect, improve greatly welding quality, guaranteed better serviceability and the life-span of motor.
3, owing to adopting the stacked connection of grouping and the one piece immersed solder of a plurality of connecting rings, save man-hour and cost, greatly improved production efficiency.
Accompanying drawing explanation
Fig. 1 is connection process for motor stator winding assembly structure schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described:
As shown in Figure 1: the 1st, stator winding, the 2nd, insulation spacer ring, the 3rd, winding connecting ring, the 4th, coil hole, the 5th, motor lines hole, the 6th, motor phase line connecting ring.
With three-phase 8 utmost point 12 groove stator piece motor explanation the present embodiment, motor stator winding is comprised of 12 stator winding pieces, every group of homophase stator winding is four, therefore on motor phase line connecting ring, have four coil hole and uniform on connecting ring, motor lines hole is positioned at the wherein centre position of two coil hole.Because coil hole is uniform, while putting successively motor phase line connecting ring, can automatic corresponding homophase stator winding, while having avoided adopting bus branch to connect, search coil error and wrong situation about connecting occurs, and because motor lines hole is between two coils, can not be blocked.
Because the stacked winding line end that is inserted in of motor phase line connecting ring connects respectively homophase stator winding, need to carry out the insulation processing between connecting ring, therefore between connecting ring, add insulation spacer ring.Insulation is provided with coil hole on spacer ring equally, and its position is consistent with motor phase line connecting ring, corresponding to the motor lines hole site on motor phase line connecting ring, on insulation spacer ring, is atresia plane, as the welding base of motor lines and motor lines and levels are completely cut off.
The mode of each winding line end of existing connection is to adopt multi-section-line rod series connection welding, and winding line segment need to be weldingly connected with line rod after shaping, and the low and pad of welding efficiency needs copper cash overlapping.In the present embodiment, adopt winding connecting ring once by each winding segment link, have 12 uniform coil hole on connecting ring, each coil windings the end of a thread is reserved certain length, is all inserted in connecting ring coil hole.
Because the copper cash of stator coil winding is more thick and stiff, the motor phase line connecting ring being inserted in and winding connecting ring can meet the fixing effect of connecting ring under the deformation tension force of copper cash, but still remain on horizontal plane after each connecting ring is inserted in, adopt a limiting tool to be enclosed within on the stator winding that packages each connecting ring, connecting ring is fixing spacing, and while guaranteeing stator winding leading-out terminal to be inverted, each pad remains unchanged.
Connection process for motor stator winding concrete steps are as follows:
12 stator coil winding pieces are assembled into integrated motor stator, and make each coil into and out of item position consistency, if end of incoming cables in outside, leading-out terminal is in inner side, line end keeps certain length.
Motor phase line connecting ring and insulation spacer ring are inserted in to the end of incoming cables in outside.First be inserted in an insulation spacer ring as bottom, then same position is inserted in a motor phase line connecting ring, then the line end that staggers is inserted in another insulation and is inserted in motor phase line connecting ring after spacer ring again and compresses, and same direction staggers after a line end again and is inserted in the 3rd group of insulation spacer ring and phase line connecting ring.Inside stator coil winding, leading-out terminal all penetrates in the coil hole of winding connecting ring.After connection ring set is complete, welded limiting tooling sleeve is fixed connecting ring on stator winding.
Immersed solder.Stator core is positioned on pallet, stator winding leading-out terminal down, when pallet moves to tin pot place on streamline, transducer detects signal pallet is located automatically, and on pad, spray appropriate scaling powder, tin pot rising subsequently realizes the immersed solder of stator winding line end, and be 3-5 second weld time.
Welding motor lines.After pallet unloads stator core, take off welded limiting frock, stator winding is positioned over and on workbench, carries out motor lines welding.So far complete whole stator winding connecting process, separate unit motor stator winding process is approximately consuming time is only about half an hour.
Utilize the described technical scheme of invention, or those skilled in the art being under the inspiration of technical solution of the present invention, designs similar technical scheme, and reaching above-mentioned technique effect, is all to fall into protection scope of the present invention.
Claims (2)
1. a connection process for motor stator winding, is characterized in that comprising the following steps:
(1) stator winding piece is assembled into motor stator, and makes each coil into and out of item position consistency; If end of incoming cables is in outside, leading-out terminal is in inner side, and line end keeps certain length;
(2) be inserted in motor phase line connecting ring and winding connecting ring; Between motor phase line connecting ring, have insulation spacer ring, on insulation spacer ring, have coil hole, its position is consistent with on motor phase line connecting ring, and the width of insulation spacer ring connects ring width compared with motor phase line; The motor lines hole that has a welding motor lead-out wire on motor phase line connecting ring, and the coil hole of a plurality of connection in-phase coil; On winding connecting ring, have the coil hole being connected with each coil, coil hole quantity equates with stator winding piece quantity; Corresponding to the motor lines hole site on motor phase line connecting ring, insulation be atresia plane on spacer ring, as the welding base of motor lines and motor lines and levels are completely cut off; Inside stator coil winding, leading-out terminal all penetrates in the coil hole of winding connecting ring, after connection ring set is complete, welded limiting tooling sleeve is fixed connecting ring on stator winding;
(3) immersed solder: stator is positioned on pallet, and stator winding leading-out terminal down, is located when pallet moves to tin pot place on streamline automatically, tin pot rising simultaneously realizes winding outlet immersed solder;
(4) welding motor lines.
2. connection process for motor stator winding according to claim 1, is characterized in that step (3) also can comprise welded limiting tooling sleeve is being inserted on the stator winding of motor phase line connecting ring and insulating barrier before.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010223633.0A CN102315730B (en) | 2010-07-09 | 2010-07-09 | Connection process for motor stator winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010223633.0A CN102315730B (en) | 2010-07-09 | 2010-07-09 | Connection process for motor stator winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102315730A CN102315730A (en) | 2012-01-11 |
| CN102315730B true CN102315730B (en) | 2014-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010223633.0A Expired - Fee Related CN102315730B (en) | 2010-07-09 | 2010-07-09 | Connection process for motor stator winding |
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| Country | Link |
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| CN (1) | CN102315730B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5828147A (en) * | 1995-12-01 | 1998-10-27 | Ebm Werke Gmbh & Co. | Stator for an electric motor |
| US6369473B1 (en) * | 1999-05-03 | 2002-04-09 | Mannesmann Sachs Ag | Stator for an electrical machine and method for production of a stator |
| CN101009441A (en) * | 2006-01-24 | 2007-08-01 | 阿尔斯通技术有限公司 | Connection arrangement for the stator winding of a turbo machine having two or more parallel circuits |
| CN200941568Y (en) * | 2006-06-26 | 2007-08-29 | 南阳防爆集团有限公司 | Winding end connected parallel ring device of large capacity explosion-proof dynamo |
-
2010
- 2010-07-09 CN CN201010223633.0A patent/CN102315730B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5828147A (en) * | 1995-12-01 | 1998-10-27 | Ebm Werke Gmbh & Co. | Stator for an electric motor |
| US6369473B1 (en) * | 1999-05-03 | 2002-04-09 | Mannesmann Sachs Ag | Stator for an electrical machine and method for production of a stator |
| CN101009441A (en) * | 2006-01-24 | 2007-08-01 | 阿尔斯通技术有限公司 | Connection arrangement for the stator winding of a turbo machine having two or more parallel circuits |
| CN200941568Y (en) * | 2006-06-26 | 2007-08-29 | 南阳防爆集团有限公司 | Winding end connected parallel ring device of large capacity explosion-proof dynamo |
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| Publication number | Publication date |
|---|---|
| CN102315730A (en) | 2012-01-11 |
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Owner name: TIANJIN SANTROLL ELECTRIC AUTOMOBILE TECHNOLOGY CO Free format text: FORMER OWNER: TIANJIN SANTROLL ELECTRIC SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20140224 |
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Effective date of registration: 20140224 Address after: 300308 No., West ten Avenue, Airport Economic Zone, Shanghai Applicant after: Tianjin Santroll Electric Automobile Technology Co., Ltd. Address before: 300308 No., West ten road, airport logistics processing zone, Shanghai Applicant before: Tianjin Santroll Electric Science & Technology Co., Ltd. |
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Granted publication date: 20140507 Termination date: 20180709 |