CN1170271A - Stepping motor - Google Patents
Stepping motor Download PDFInfo
- Publication number
- CN1170271A CN1170271A CN97113111A CN97113111A CN1170271A CN 1170271 A CN1170271 A CN 1170271A CN 97113111 A CN97113111 A CN 97113111A CN 97113111 A CN97113111 A CN 97113111A CN 1170271 A CN1170271 A CN 1170271A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- terminal
- installing component
- motor
- main body
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims abstract description 19
- 239000011148 porous material Substances 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 16
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 239000007921 spray Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001061264 Astragalus Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
- H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
-
- 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
- H02K5/225—Terminal boxes or connection arrangements
-
- 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
- H02K2203/12—Machines characterised by the bobbins for supporting the windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Windings For Motors And Generators (AREA)
Abstract
To simplify the construction of a connection part for an external connector and reduce the number of components and the time required for machinning significantly. A plurality of terminals on which the end parts of the coil windings of a motor are wound are fixed to a motor with a terminal fixing member. One of the terminals is used as the common terminal of multiphase coils. The respective external connection parts of the terminals are bent so as to be approximately in parallel with the center axis of a motor main part. A connector cover is attached to the motor main part with the notches of a casing so as to cover the terminals and the terminal fixing member.
Description
The present invention relates to the stepping motor in the stepper motor driven machine of various needs.
In the past,, used the input electric pulse widely, exported the stepping motor of the mechanical angle corresponding with umber of pulse as the drive source of the machine that needs high position precision and regulation rotational angle.
Fig. 5~Figure 10 is the figure that shows this stepping motor in the past, and symbol 1 is the motor main body of this stepping motor among the figure.
This motor main body 1 roughly is made of stationary part 2 and rotor 3.Here, said stator 2 is annular, when inner rim constitutes a plurality of comb teeth shape utmost point teeth 4, two couples of magnetic field plate 5a, 5b, 6a, 6b being combined into by each mutual utmost point tooth of configuration on mutual uniformly-spaced position constitute two groups of yokes, by the bobbin 7 of one is set on the periphery of this yoke, and, constitute polyphase winding at the periphery winding around 8a~8d of this bobbin 7.And, rotate in the middle vacancy of this stationary part 2 and to be provided with rotor 3 freely.This rotor 3 is generally by output shaft 3a, with be fixed as one with this output shaft 3a and in stationary part 2 by slight gap and above-mentioned utmost point tooth 4 ... relative large diameter permanent magnet 3b constitutes (with reference to Figure 10), thus the outer peripheral face of above-mentioned permanent magnet 3b on circumference by the different magnetic pole of magnetize order.
And above-mentioned motor main body 1 is entrenched in the tube 10 of round-ended cylinder shape, by the open end by lid 11 sealing tubes 10, is accommodated in the above-mentioned tube 10.
In addition, terminal installing component 12 be configured in cover on 11 the notch in, form one with the bobbin 7 of above-mentioned motor main body 1, and then, on this terminal installing component 12, substrate 13 and socket 14 are installed.In passing by protecting aforesaid substrate 13 and sockets 14 with above-mentioned terminal installing component 12 chimeric terminal cap 17.
On above-mentioned terminal installing component 12, as Fig. 5~shown in Figure 7, the sub-15a~15f of row 6 butts is installed.And, among above-mentioned terminal 15a~15f, on terminal 15a and 15b, be connected with each terminal of the winding wire of reeling as coil 8a, on 15b and 15c, be connected with each terminal of the winding wire of reeling as coil 8b, on terminal 15d and 15e, be connected with each terminal of the winding wire of reeling, on terminal 5e and 15f, be connected with each terminal of the winding wire of reeling as coil 8d as coil 8c.
Promptly, when the above-mentioned coil 8a that on bobbin 7, reels~8d, use 2 groups of spray the end of a thread of guide line astragal, as shown in Figure 7, at first be wound on terminal 15a and the 15b from the coiling termination that each spray the end of a thread will be wrapped in the coil on above-mentioned coil 8a, the 8b, then on bobbin 7, reel and form above-mentioned coil spiral 8a, 8b, afterwards end separately is wound on the last cut-out of above-mentioned terminal 15b, 15c.After this, the head that the coiling that is wound on the winding wire on above-mentioned coil 8c, the 8d is respectively begun from above-mentioned spray the end of a thread is wound on terminal 15d and the terminal 15e, then on bobbin 7, reel, after forming above-mentioned coil 8c, 8d, each termination is wound on above-mentioned terminal 15e and upward cut-out of 15f.Thus, on the periphery of above-mentioned bobbin 7, form polyphase winding, and above-mentioned terminal 15b and 15e are configured to constitute above-mentioned coil 8a, the 8b of each polyphase winding and 8c, 8d common terminal.
On the other hand, in this stepping motor,, need 1 public terminal that is connected with aerial lug sometimes according to the requirement in the design of employed e-machine.Thereby in this case, the sub-15a to 15f of above-mentioned 6 butts is connected with 5 external cabling terminal 16a to 16e by aforesaid substrate 13.
Promptly, as shown in Figure 8, on aforesaid substrate 13, be equipped with the hole that sub-15a to 15f of 6 butts and external connection terminals 16a to 16e communicate, and then in its surface, make above-mentioned terminal 15a and external connection terminals 16d, make terminal 15c and external connection terminals 16b, make terminal 15d with external connection terminals 16c, make terminal 15f and external connection terminals 16e be connected respectively in, will become the 15b of common terminal and 15e and external connection terminals 16a and be arranged to coil 8a, 8b and 8c, 8d common terminal.Its result, as shown in figure 10, said external splicing ear 16a is configured to the common terminal of coil 8a, 8b and 8c, 8d.
And said external splicing ear 16a to 16e is as Fig. 5 and shown in Figure 9, and is outstanding on the inner space of being arranged to connect the upper wall of socket 14 respectively and connect usefulness to aerial lug.
Make above-mentioned terminal cap 17 cover above-mentioned socket 14 and substrate 13, and then cover terminal installing component 12, be fixed on both sides, top stay hook 12a, the 12b of terminal installing component 12.Here, the lower end of above-mentioned terminal cap 17 has the opening of aerial lug that is used to connect above-mentioned socket 14 along the inner space shape as shown in Figure 9.
If adopt by the above-mentioned stepping motor that constitutes, then as shown in figure 10, with external connection terminals 16a as common terminal, by the electric pulse of stipulating to each external connection terminals 16d, 16c, 16b, 16e input from aerial lug, just can make outside and be rotated stepper drive rotor 3 by the permanent magnet of order heteropole magnetize on the side face.
But, in this stepping motor in the past, because for the sub-15a~15f of 6 butts that is connected with the end of coil spiral 8a~8d is connected with aerial lug, wherein common terminal 15b and 15e are connected with 1 common terminal 16a by substrate 13, need establish 5 external connection terminals 16a~16e, so need the terminal installing component, substrate 13, socket 14, add up to 11 terminal 15a~15f and external connection terminals 16a~16e, also have the many like this parts of terminal cap 17, thus when increasing the part number, need on substrate, form line pattern and weld job that is connected usefulness with terminal 15a~15f and external connection terminals 16a~16e etc., need a large amount of process times, only existing causes the problem that overall manufacturing cost improves because of this part.
The present invention will solve the above-mentioned problem that stepping motor had in the past effectively, its purpose just is to provide a kind of simple structureization that can make with the coupling part of aerial lug, thus the stepping motor that reduces the part number significantly and process the needed time.
The stepping motor of the present invention of record in the claim 1; it is the motor main body of in tube, taking in polyphase winding with the coil spiral of on bobbin, having reeled; on above-mentioned bobbin, set many butts of each overhang of the above-mentioned polyphase winding of reeling by the terminal installing component; a common terminal that is configured to above-mentioned many coils of above-mentioned terminal; make each external connecting branch of above-mentioned terminal curve central shaft almost parallel with above-mentioned motor main body; notch by above-mentioned tube is installed in terminal cap and makes it cover the stepping motor that these terminals and terminal installing component constitute on the motor main body; it is characterized in that above-mentioned terminal cap is the main part by the notch of above-mentioned terminal cap installing component of protection and tube; and this main part form previously below have one-piece type that the socket part of opening constitutes, and on the partition part of aforementioned body part and socket part, be equipped with a plurality of slit pores that each external connecting branch of making above-mentioned terminal passes through.
In addition, the described invention of claim 2 is characterised in that, in the described formation of claim 1, when making stay hook be formed at above-mentioned terminal installing component both sides, form the stay hook that closes with the hold-down hook system of above-mentioned terminal installing component in the both sides, top of above-mentioned terminal cap, by these stay hooks is to close mutually, and above-mentioned terminal cap is installed on the motor main body.
In claim 1 or 2 described stepping motors, because do not need substrate as in the past, and can be with the number of terminals setting into about in half, add the welding that does not need these terminals and substrate, and then can make terminal cap and socket integrated, and can easily be installed on the motor main body, so can seek to cut down on the whole a large amount of part numbers and reduction needed time of processing.
Fig. 1 is a skiagraph of showing an example of stepping motor of the present invention.
Fig. 2 is a general view of pulling down a part of section under the state of lid of Fig. 1.
Fig. 3 is the oblique view of seeing from the front of the terminal cap that constitutes stepping motor of the present invention.
Fig. 4 is the oblique view of seeing from the inside of the terminal cap that constitutes stepping motor of the present invention.
Fig. 5 is a skiagraph of showing stepping motor in the past.
Fig. 6 is the general view that unloads a part of section under the state of lid of Fig. 4.
Fig. 7 is the terminal among Fig. 6 and the connection layout of coil spiral.
Fig. 8 is the front elevation that constitutes the substrate of stepping motor in the past shown in Figure 5.
Fig. 9 is the ground plan of the terminal part of stepping motor in the past shown in Figure 5.
Figure 10 is the external connection terminals in stepping motor in the past shown in Figure 5 and the connection layout of coil spiral.
Fig. 1~Fig. 4 is the figure that shows an example of stepping motor of the present invention, about with Fig. 5~attached prosign of identical component part shown in Figure 10, and omit its explanation.
In these figure, in the stepping motor of this example, the stationary part 2 of motor main body 1 and the formation of rotor 3 and Fig. 5 and shown in Figure 6 identical, but in this stepping motor, terminal installing component 20 forms one with above-mentioned bobbin 7, and the terminal 21~25 of 5 of row is installed on this terminal installing component 20.
Each terminal 21~25th is with to the side-prominent coupling part 21a~25a of above-mentioned lid 11, with crooked from each coupling part 21a~25a and when the foreign side of the notch of tube 10 is outstanding, the terminal that its end further divides 21b~25b to form as one to the crooked external connecting in Fig. 1 below.And, on the 21a~25a of these coupling parts, be wound with the end of aforesaid polyphase winding spiral 8a~8d respectively.
Promptly, as shown in Figure 10 bracket like that, the coiling termination that mainly is wound on 2 coils on above-mentioned coil 8a, the 8b is wound on respectively on above-mentioned coupling part 21a and the coupling part 23a, be wound on the end behind the bobbin 7 as above-mentioned coil 8a, 8b, be wound onto respectively on above-mentioned coupling part 23a and the 25a.In addition, the coiling the beginning part that mainly is wound on 2 winding wires on above-mentioned coil 8c, the 8d is wound on respectively on above-mentioned coupling part 22a and the 23a, and the end after being wound on the bobbin 7 as above-mentioned coil spiral 8c, 8d, be wound on respectively on above-mentioned coupling part 23a and the 24a.
In addition, as Fig. 1 and as shown in Figure 2, on the notch of tube 10, be provided with terminal cap 26.This terminal cap 26 as Fig. 3 and as shown in Figure 4, being formed with on the two side portions on top is stay hook 26a, the 26b that closes in stay hook 20a, the 20b of above-mentioned terminal installing component 20, by these stay hooks is to close mutually, and this terminal cap 26 is installed on the motor main body 1 by the notch of tube 10.
This terminal cap 26 is with the main part 27 of the notch of protection terminal installing component 20 and tube 10 and is formed at the front of this main part 27 that the socket part 28 with lower opening forms the terminal cap of one.Here, aforementioned body part 27 and socket part 28 are separated by dividing plate, on this dividing plate, divide the length dimension of 21b~25b according to each external connecting of above-mentioned terminal 21a~25a, wear slit pore 28a~28e with the long long hole shape of the summary of the parallel axes of rotor 3.
The slit pore that this axle with rotor 3 forms long hole shape abreast is because the crooked downwards abreast cause of the axle of said external coupling part 21b~25b and rotor 3, in order to make above-mentioned terminal cap 26 is to close in above-mentioned terminal installing component 20, be configured to when the action that makes terminal cap 26 carry out pushing facing to motor main body 1 to its center, Wan Qu external connecting divides 21b~25b respectively easily by slit pore 28a~28e downwards, is positioned at socket part 28.
Like this; this terminal cap 26 at protection terminal 21~25, fix the terminal installing component 20 and tube 10 notch of these terminals on motor main body 1 in; played and divided 21b~25b directly to connect the effect of the socket on the not shown aerial lug external connecting of terminal 21~25; and can pass through single action, easily be installed on motor main body 1.
Thereby, in by the above stepping motor that constitutes, because when the center terminal 23 in 5 butt 21~25 of the end of each coil spiral 8a~8d of the polyphase winding of will reeling respectively is arranged to the common terminal of above-mentioned polyphase winding, be provided for dividing 21b~25b the direct external connection terminals that is connected with aerial lug with the external connecting of this 5 butt 21~25, so do not resemble as the example in the past of Fig. 5~shown in Figure 10 and need substrate 13, and when number of terminals can being reduced to approximately half, do not need to be formed on the syndeton on the substrate 13 and do not need each terminal and the welding of substrate 13.
In addition, terminal cap 26 is integrated with function of socket, thereby compared with the past when the part number is reduced, can easily be installed on the motor main body.Its result if adopt the present invention, then can seek to make overall part number to reduce significantly simultaneously and make and assemble the reduction in man-hour.
As described above, if adopt claim 1 or 2 described stepping motors of the present invention, then because need substrate not resembling in the past, and when can number of terminals being set to approximately half, do not need the welding of these terminals and substrate in addition, and then terminal cap is integrated with function of socket, and is installed on the motor main body easily, so can seek to cut down significantly generally part number and reduction needed time of processing.
Claims (2)
1. stepping motor is characterized in that:
To be accommodated in the tube in the motor main body that will have the polyphase winding of coiling coil spiral on bobbin; Be installed on above-mentioned bobbin by will reel a plurality of terminals of end of each coil spiral of above-mentioned polyphase winding of terminal installing component; With the common terminal of one of above-mentioned terminal as above-mentioned polyphase winding; Make each external connecting of above-mentioned terminal divide with the central shaft almost parallel ground of said motor main body crooked; Make terminal cap as can covering these terminals and terminal installing component, be installed on the stepper motor that the motor main body consists of like that by the notch of above-mentioned tube
Above-mentioned terminal cap is the main part by the notch of above-mentioned terminal installing component of protection and tube; have the bodily form that the socket part of opening constitutes with the below of the front portion that is formed at this main part, and on the partition part of aforementioned body part and socket part, be equipped with a plurality of slit pores that each external connecting branch of making the above-mentioned terminal that is bent passes through.
2. the described stepping motor of claim 1, it is characterized in that: on above-mentioned terminal installing component, form in the stay hook, on the two side portions of above-mentioned terminal cap, form the stay hook that closes with the stay hook system of above-mentioned terminal installing component, by making these stay hooks is mutually to close, and above-mentioned terminal cap is installed on the above-mentioned motor main body.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP08150034A JP3096003B2 (en) | 1996-05-21 | 1996-05-21 | Stepping motor |
JP150034/96 | 1996-05-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1170271A true CN1170271A (en) | 1998-01-14 |
CN1092417C CN1092417C (en) | 2002-10-09 |
Family
ID=15488059
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97113111A Expired - Lifetime CN1092417C (en) | 1996-05-21 | 1997-05-20 | Stepping motor |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP3096003B2 (en) |
KR (1) | KR100300796B1 (en) |
CN (1) | CN1092417C (en) |
TW (1) | TW386320B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103401348A (en) * | 2013-08-06 | 2013-11-20 | 常州乐士雷利电机有限公司 | Terminal connecting device, stepping motor applying same and assembling method for stepping motor |
CN104104172A (en) * | 2013-04-08 | 2014-10-15 | 日本电产三协株式会社 | Motor |
CN105375734A (en) * | 2015-11-03 | 2016-03-02 | 广东惠利普智能科技有限公司 | Claw-pole permanent magnet stepping motor without PCB (printed Circuit Board) |
CN109980837A (en) * | 2019-03-28 | 2019-07-05 | 格力电器(合肥)有限公司 | Stepping motor and electric appliance comprising same |
CN113497507A (en) * | 2020-03-20 | 2021-10-12 | 江苏雷利电机股份有限公司 | Coil assembly, winding method and corresponding motor |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001112211A (en) * | 1999-10-08 | 2001-04-20 | Sankyo Seiki Mfg Co Ltd | Compact motor |
JP3914719B2 (en) * | 2001-06-01 | 2007-05-16 | 日本電産サンキョー株式会社 | Connector device for motor |
CN101901661B (en) * | 2009-05-26 | 2011-12-21 | 浙江三花股份有限公司 | Electromagnetic coil device |
JP5972007B2 (en) * | 2012-03-29 | 2016-08-17 | 日本電産サンキョー株式会社 | Gear unit |
JP6673672B2 (en) * | 2015-11-09 | 2020-03-25 | 株式会社デンソー | motor |
JP2019115151A (en) * | 2017-12-22 | 2019-07-11 | 日本電産サンキョー株式会社 | motor |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5220224A (en) * | 1991-12-30 | 1993-06-15 | North American Philips Corporation | Stepper motor with integrated assembly |
JPH0588169U (en) * | 1992-04-22 | 1993-11-26 | マブチモーター株式会社 | Small motor |
JP3264573B2 (en) * | 1994-01-14 | 2002-03-11 | 株式会社三協精機製作所 | Small motor |
-
1996
- 1996-05-21 JP JP08150034A patent/JP3096003B2/en not_active Expired - Lifetime
-
1997
- 1997-04-18 TW TW086105061A patent/TW386320B/en active
- 1997-04-22 KR KR1019970014987A patent/KR100300796B1/en not_active IP Right Cessation
- 1997-05-20 CN CN97113111A patent/CN1092417C/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104104172A (en) * | 2013-04-08 | 2014-10-15 | 日本电产三协株式会社 | Motor |
CN103401348A (en) * | 2013-08-06 | 2013-11-20 | 常州乐士雷利电机有限公司 | Terminal connecting device, stepping motor applying same and assembling method for stepping motor |
CN103401348B (en) * | 2013-08-06 | 2015-12-23 | 江苏雷利电机股份有限公司 | Terminal-connecting means, apply its stepping motor and the assembly method of stepping motor |
CN105375734A (en) * | 2015-11-03 | 2016-03-02 | 广东惠利普智能科技有限公司 | Claw-pole permanent magnet stepping motor without PCB (printed Circuit Board) |
CN109980837A (en) * | 2019-03-28 | 2019-07-05 | 格力电器(合肥)有限公司 | Stepping motor and electric appliance comprising same |
CN113497507A (en) * | 2020-03-20 | 2021-10-12 | 江苏雷利电机股份有限公司 | Coil assembly, winding method and corresponding motor |
Also Published As
Publication number | Publication date |
---|---|
KR100300796B1 (en) | 2001-10-26 |
JP3096003B2 (en) | 2000-10-10 |
TW386320B (en) | 2000-04-01 |
CN1092417C (en) | 2002-10-09 |
JPH09312963A (en) | 1997-12-02 |
KR970077910A (en) | 1997-12-12 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: MITSUBISHI GENERAL MATERIALS C.M.I. CO., LTD. Free format text: FORMER NAME OR ADDRESS: HIGASHIFUJI MFG CO., LTD. |
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CP03 | Change of name, title or address |
Address after: Shizuoka Patentee after: Mitsubishi Materials C.M.I. Corp. Address before: Shizuoka Patentee before: Higashifuji MFG Co., Ltd. |
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Granted publication date: 20021009 |