CN102537122A - Electromagnetic end tooth clutch - Google Patents
Electromagnetic end tooth clutch Download PDFInfo
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- CN102537122A CN102537122A CN2012100563248A CN201210056324A CN102537122A CN 102537122 A CN102537122 A CN 102537122A CN 2012100563248 A CN2012100563248 A CN 2012100563248A CN 201210056324 A CN201210056324 A CN 201210056324A CN 102537122 A CN102537122 A CN 102537122A
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- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 2
- 208000010086 Hypertelorism Diseases 0.000 description 1
- 206010020771 Hypertelorism of orbit Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
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Abstract
The invention relates to the field of an electromagnetic clutch, more in particular to an electromagnetic end tooth clutch for an automatic gearbox of an electric vehicle. The electromagnetic end tooth clutch comprises a driving part and a driven part, wherein the driving part comprises a mandrel and a fixed engaging disk sleeved on the mandrel; the fixed engaging disk and the mandrel are fixedly connected into a driving end tooth shaft; the driving end tooth shaft is sleeved in a first bearing; one side of the fixed engaging disk far away from the driven part is provided with a first coil groove; a first coil wrapped with a support body is mounted in the first coil groove; the driven part comprises a spline shaft; a movable engaging disk is sleeved on the spline shaft to form a driven end tooth shaft; the driven end tooth shaft is sleeved in a second bearing; one side of the movable engaging disk far away from the driving part is provided with a second coil groove; and a second coil wrapped with the support body is mounted in the second coil groove. The electromagnetic end tooth clutch provided by the invention is simple in structure, reliable for clutch operation and convenient to mount and maintain; both the driving part and the driving part can produce an electromagnetic force, so that parts can be engaged more tightly, and low energy consumption is achieved; and the friction loss between an end tooth disk and a spring is avoided, and the service life of the clutch is prolonged.
Description
Technical field
The present invention relates to the magnetic clutch field, more specifically to a kind of electromagnetism contrate-gear-type clutch that is used for the electric motor car automatic transmission case.
Background technique
The electromagnetism contrate-gear-type clutch of existing technology comprises driving link and driven member, and driving link is assembled into the end tooth axle by end tooth circle, mandrel, is sleeved in two bearings, and the coil by the insulating paper parcel is seated in the coil groove; Driven member is made up of end tooth clutch pawl, armature flange, spring, and the armature flange is riveted in the end tooth clutch pawl, and spring is between end tooth clutch pawl and end tooth circle; Adopt face gear to connect transferring power, get electric back through the field coil in the driving link and produce magnetic force, attract the armature flange on the driven member; Make end tooth clutch pawl do axial displacement, end tooth clutch pawl pressure spring makes the engagement of end tooth clutch pawl and end tooth circle; Behind coil blackout; End tooth clutch pawl resets rapidly under the effect of pressure spring, two end tooth moment disengagings.When coil generation magnetic force made end tooth clutch pawl and the engagement of end tooth circle, the spring between them was compressed, and the spring after the compression can produce the elastic force opposite with electromagnetic force in order to recover deformation, and said elastic force can cause the engagement defective tightness of clutch.When engagement, need overcome the potential energy acting of spring simultaneously, energy consumption is big.And no matter end tooth clutch pawl is with the engagement of end tooth circle or separate; End tooth clutch pawl all contacts with spring with the end tooth circle all the time; And then produce with spring when causing the rotation of end tooth clutch, end tooth circle and rub; This frictional loss the performance of each parts, influence working life of magnetic clutch, acquiring a certain degree also can influence using effect.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency of existing technology, a kind of simple in structure, interlock is tight, reliability is high electromagnetism contrate-gear-type clutch is provided.
To achieve these goals, the technological scheme of the present invention's employing is:
A kind of electromagnetism contrate-gear-type clutch comprises driving link and driven member, and driving link and driven member are symmetrical set; Said driving link comprises mandrel and is sleeved on the fixed engagement dish on the said mandrel; Said fixed engagement dish and the mandrel initiatively end tooth axle that is composed of a fixed connection, said active end tooth axle sleeve is loaded in the clutch shaft bearing, and said fixed engagement dish is provided with the first coil groove away from driven member one side; First coil by the support parcel is loaded in the said first coil groove; Said driven member comprises splined shaft, and movable mesh plate is set in forms driven end tooth axle on the said splined shaft, and said driven end tooth axle sleeve is loaded in second bearing; Said movable mesh plate is provided with the second coil groove away from driving link one side, and second coil that is wrapped up by support is loaded in the said second coil groove.
In the above-mentioned electromagnetism contrate-gear-type clutch, the central shaft hole of said movable mesh plate is provided with and the suitable keyway of the key tooth of said splined shaft.
In the above-mentioned electromagnetism contrate-gear-type clutch; The end face center of said splined shaft is provided with locating stud; The center of fixed engagement dish offers the positioning hole suitable with locating stud; The positioning hole of the locating stud of splined shaft and fixed engagement dish is complementary, make fixed engagement dish and movable mesh plate can be after engagement retainer shaft to one heart.
In the above-mentioned electromagnetism contrate-gear-type clutch, the card of said fixed engagement dish is provided with the end face tooth, and the card of movable mesh plate is provided with the end face groove that is meshed with said end face tooth.
In the above-mentioned electromagnetism contrate-gear-type clutch, the card of said fixed engagement dish is provided with end face groove, and the card of movable mesh plate is provided with the end face tooth that is meshed with said end face groove.
In the above-mentioned electromagnetism contrate-gear-type clutch, said end face tooth or end face groove axially evenly distribute around its place mesh plate.
In the above-mentioned electromagnetism contrate-gear-type clutch, said end face tooth or end face groove become five equilibrium spaced apart.
In the above-mentioned electromagnetism contrate-gear-type clutch, the height of said end face tooth is consistent with the degree of depth of end face groove.
In the above-mentioned electromagnetism contrate-gear-type clutch, the width of said end face groove is a bit larger tham the width of end face tooth.
In the above-mentioned electromagnetism contrate-gear-type clutch, the splined shaft away from driving link one side behind the said movable mesh plate is provided with thrust pad.
In the above-mentioned electromagnetism contrate-gear-type clutch, said first coil stationary is not rotated with the rotation of fixed engagement dish in the first coil groove; Said second coil stationary is not rotated with the rotation of movable mesh plate in the second coil groove.
Magnetic clutch of the present invention comprises driving link and driven member; Driving link and driven member are symmetrical set; Said driving link comprises mandrel and is sleeved on the fixed engagement dish on the said mandrel; Said fixed engagement dish and the mandrel initiatively end tooth axle that is composed of a fixed connection, when mandrel rotated, the fixed engagement dish was followed mandrel and is rotated simultaneously; Said driven member comprises splined shaft; Movable mesh plate is set in forms driven end tooth axle on the said splined shaft; The appearance of splined shaft has axial key tooth, and the movable mesh plate that is enclosed within on the splined shaft also has corresponding keyway, can keep rotating synchronously with splined shaft; Movable mesh plate can also be done longitudinal sliding motion on splined shaft in rotation.
Magnetic clutch working principle provided by the present invention is described below: first coil that is seated in the driving link remains energising when work; Make the fixed engagement dish produce magnetic force; Be seated in second coil in the driven member get electric after; Make movable mesh plate also produce magnetic force, the magnetic force that movable mesh plate is produced through the electrode of controlling second coil is identical or opposite with the magnetic force polarity of fixed engagement dish, when the magnetic force of magnetic force that movable mesh plate produced and fixed engagement dish is different in nature; According to the principle that there is a natural attraction between the sexes; Be enclosed within movable mesh plate on the splined shaft on splined shaft to front slide, master and slave moving part run-in synchronism of electromagnetism contrate-gear-type clutch or braking are accomplished in fixed engagement dish and the engagement of movable mesh plate.
When the magnetic force same sex of magnetic force that movable mesh plate produced and fixed engagement dish; The principle of repelling each other according to the same sex; The movable mesh plate that is enclosed within on the splined shaft slides backward on splined shaft; Fixed engagement dish and the moment disengaging of movable mesh plate finish master and slave moving part run-in synchronism of electromagnetism contrate-gear-type clutch or braking.This electromagnetism contrate-gear-type clutch is simple in structure; Clutch is reliable; And I&M is convenient, can only rely on the coil gain and loss electromotive force generation magnetic force in the driving link to attract driven member to realize clutch with respect to existing magnetic clutch, and master and slave moving part of the present invention can both produce electromagnetic force; Under equal power condition, master and slave moving part of the present invention meshes closelyr.
Compared with prior art, beneficial effect of the present invention:Electromagnetism contrate-gear-type clutch of the present invention engagement and break away from and all relies on the electromagnetic force that changes, not at the needs pressure spring, and driving link, driven member separately only need bearings between two end-toothed discs; Reduced the quantity of bearing; Simple in structure, clutch is reliable, and I&M is convenient; Master and slave moving part can both produce electromagnetic force, meshes closelyr, and energy consumption is low; Avoid the frictional loss between end-toothed disc and the spring, prolonged the working life of clutch.
Description of drawings
Fig. 1 is an embodiment's in a electromagnetism contrate-gear-type clutch provided by the present invention structural representation.
Fig. 2 is the structural representation of splined shaft among Fig. 1.
Fig. 3 is the Surface of action structural representation of fixed engagement dish among Fig. 1.
Fig. 4 is the Surface of action structural representation of movable mesh plate among Fig. 1.
Fig. 5 is the structural representation of fixed engagement dish and movable mesh plate among the embodiment 1.
Mark among the figure: 1-driving link, 2-driven member, 3-fixed engagement dish, 4-mandrel, 5-clutch shaft bearing; 6-first coil, 7-support, the movable mesh plate of 8-, 9-splined shaft; 10-second bearing, 11-second coil, 12-locating stud, 13-positioning hole; The 14-keyway, 15-thrust pad, the 16-first coil groove, the 17-second coil groove.
Embodiment
Below in conjunction with accompanying drawing, the present invention is done detailed explanation.
In order to make the object of the invention, technological scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Embodiment 1
Shown in accompanying drawing 1, accompanying drawing 2; The electromagnetism contrate-gear-type clutch of present embodiment; Comprise driving link 1 and driven member 2, driving link 1 is symmetrical set with driven member 2, and said driving link comprises mandrel 4 and is sleeved on the fixed engagement 3 on the said mandrel 4; Said fixed engagement dish 3 and the mandrel 4 initiatively end tooth axle that is composed of a fixed connection; Said active end tooth axle sleeve is loaded in the clutch shaft bearing 5, and said fixed engagement dish 3 is provided with the first coil groove 16 away from driven member 2 one sides, and first coil 6 that is wrapped up by support 7 is loaded in the said first coil groove 16; Said driven member comprises splined shaft 9; Movable mesh plate cover 8 is loaded on forms driven end tooth axle on the said splined shaft 9; The central shaft hole of said movable mesh plate 8 is provided with the keyway 14 suitable with the key tooth of said splined shaft 9; Said driven end tooth axle sleeve is loaded in second bearing 10, and said movable mesh plate 8 is provided with the second coil groove 17 away from driving link one side, adorns 11 in the said second coil groove 17 by second coil of support 7 parcels.
Shown in accompanying drawing 3, accompanying drawing 4; The card of movable mesh plate is provided with the end face groove that is meshed with said end face tooth; Said end face tooth or end face groove evenly distribute around the axial five equilibrium of its place mesh plate at interval; The height of end face tooth is consistent with the degree of depth of end face groove, and for smooth engagement, the width of end face groove is a bit larger tham the width of end face tooth.
During the work of electromagnetism contrate-gear-type clutch, be seated in first coil, 6 energisings of 16 li of the first coil grooves in the driving link, make the magnetic force of fixed engagement dish 3 polarizations for " S "; Through controlling the electrode of second coil 11, make the magnetic force of movable mesh plate 8 polarizations, because fixed engagement dish 3 is fixedly connected with mandrel 4 for " N "; And movable mesh plate 8 is enclosed within on the splined shaft 9; Movable mesh plate 8 receives the attraction of electromagnetic force, on splined shaft 9, to front slide, meshes until fixed engagement dish 3 and movable mesh plate 8; Shown in accompanying drawing 5; Be the structural representation of fixed engagement dish and movable mesh plate (having omitted the end face groove that is provided with on the card of the end face tooth that is provided with on the card of fixed engagement dish and movable mesh plate among the figure) that the end face center of said splined shaft 9 is provided with locating stud 12, the center of fixed engagement dish 3 offers the positioning hole 13 suitable with locating stud 12; The locating stud 12 of splined shaft 9 cooperates with the positioning hole 13 of fixed engagement dish 3; Guarantee fixed engagement dish 3 and movable mesh plate 8 can be after engagement retainer shaft to one heart, said first coil stationary is not rotated with the rotation of fixed engagement dish in the first coil groove; Said second coil stationary is not rotated with the rotation of movable mesh plate in the second coil groove.
When the electrode that changes second coil 11; When movable mesh plate 8 polarizations are the magnetic force of " N "; The movable mesh plate 8 that is enclosed within on the splined shaft 9 slides backward on splined shaft 9, and fixed engagement dish 3 broke away from 8 moments of movable mesh plate, slides backward hypertelorism in order to prevent 8 moments of movable mesh plate; And be prone to the bump that causes, on movable mesh plate 8 splined shafts 9 of back, be provided with thrust pad 15 away from driving link one side to parts at the back.The electromagnetism contrate-gear-type clutch of present embodiment engagement and break away from and all relies on the electromagnetic force that changes, not at the needs pressure spring, and driving link, driven member separately only need bearings between two end-toothed discs; Reduced the quantity of bearing; Simple in structure, clutch is reliable, and I&M is convenient; Can only rely on the coil gain and loss electromotive force generation magnetic force in the driving link to attract driven member to realize clutch with respect to existing magnetic clutch; The master and slave moving part of present embodiment can both produce electromagnetic force; Under equal power condition; The master and slave moving part of electromagnetism contrate-gear-type clutch of present embodiment meshes closelyr, and power consumption is few; The cancellation pressure spring can be avoided the frictional loss between end-toothed disc and the spring, has prolonged the working life of clutch.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an electromagnetism contrate-gear-type clutch comprises driving link and driven member, and driving link and driven member are symmetrical set; Said driving link comprises mandrel and is sleeved on the fixed engagement dish on the said mandrel; Said fixed engagement dish and the mandrel initiatively end tooth axle that is composed of a fixed connection, said active end tooth axle sleeve is loaded in the clutch shaft bearing, and said fixed engagement dish is provided with the first coil groove away from driven member one side; First coil by the support parcel is loaded in the said first coil groove; It is characterized in that: said driven member comprises splined shaft, and movable mesh plate is set in forms driven end tooth axle on the said splined shaft, and said driven end tooth axle sleeve is loaded in second bearing; Said movable mesh plate is provided with the second coil groove away from driving link one side, and second coil that is wrapped up by support is loaded in the said second coil groove.
2. electromagnetism contrate-gear-type clutch according to claim 1 is characterized in that: the central shaft hole of said movable mesh plate is provided with and the suitable keyway of the key tooth of said splined shaft.
3. electromagnetism contrate-gear-type clutch according to claim 2 is characterized in that: the end face center of said splined shaft is provided with locating stud, and the center of fixed engagement dish offers the positioning hole suitable with locating stud.
4. electromagnetism contrate-gear-type clutch according to claim 1 is characterized in that: the card of said fixed engagement dish is provided with the end face tooth, and the card of movable mesh plate is provided with the end face groove that is meshed with said end face tooth.
5. electromagnetism contrate-gear-type clutch according to claim 1 is characterized in that: the card of said fixed engagement dish is provided with end face groove, and the card of movable mesh plate is provided with the end face tooth that is meshed with said end face groove.
6. according to claim 4 or 5 described electromagnetism contrate-gear-type clutch, it is characterized in that: said end face tooth or end face groove axially evenly distribute around its place mesh plate.
7. electromagnetism contrate-gear-type clutch according to claim 6 is characterized in that: said end face tooth or end face groove become five equilibrium spaced apart.
8. according to claim 4 or 5 described electromagnetism contrate-gear-type clutch, it is characterized in that: the height of said end face tooth is consistent with the degree of depth of end face groove.
9. according to claim 4 or 5 described electromagnetism contrate-gear-type clutch, it is characterized in that: the width of said end face groove is slightly larger than the width of end face tooth.
10. electromagnetism contrate-gear-type clutch according to claim 1 is characterized in that: the splined shaft away from driving link one side behind the said movable mesh plate is provided with thrust pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210056324.8A CN102537122B (en) | 2012-03-06 | 2012-03-06 | Electromagnetic end tooth clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210056324.8A CN102537122B (en) | 2012-03-06 | 2012-03-06 | Electromagnetic end tooth clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102537122A true CN102537122A (en) | 2012-07-04 |
| CN102537122B CN102537122B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210056324.8A Active CN102537122B (en) | 2012-03-06 | 2012-03-06 | Electromagnetic end tooth clutch |
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| CN (1) | CN102537122B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015602A (en) * | 2013-02-28 | 2014-09-03 | 福特全球技术公司 | Electromagnetically actuated axial one-way clutch |
| CN105508457A (en) * | 2016-01-26 | 2016-04-20 | 中国船舶重工集团公司第七一〇研究所 | High-torque electromagnetic clutch |
| CN106015386A (en) * | 2016-07-06 | 2016-10-12 | 洛阳天迈传动科技有限公司 | Clutch for electromobile |
| CN106950060A (en) * | 2017-04-12 | 2017-07-14 | 中国石油大学(华东) | Rotary fluid machinery meshing characteristic test experimental bed |
| CN112746928A (en) * | 2019-10-30 | 2021-05-04 | 中国石油化工股份有限公司 | Inter-shaft connecting mechanism and connection control method thereof |
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| CN202441760U (en) * | 2012-03-06 | 2012-09-19 | 成都凯迈科技有限公司 | Electromagnetic end tooth clutch |
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2012
- 2012-03-06 CN CN201210056324.8A patent/CN102537122B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0242321A (en) * | 1988-08-02 | 1990-02-13 | Nkk Corp | Liquid level gauge |
| CN2058946U (en) * | 1989-07-31 | 1990-07-04 | 上海船用柴油机研究所 | Integrate sleeve-shaft single chip dry electro magnetic clutch brake |
| CN2159471Y (en) * | 1993-05-11 | 1994-03-23 | 尹洪生 | Stepless speed regulating gearbox for automotive vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104015602A (en) * | 2013-02-28 | 2014-09-03 | 福特全球技术公司 | Electromagnetically actuated axial one-way clutch |
| CN104015602B (en) * | 2013-02-28 | 2018-06-05 | 福特全球技术公司 | Electromagnetically actuated axial one-way clutch |
| CN105508457A (en) * | 2016-01-26 | 2016-04-20 | 中国船舶重工集团公司第七一〇研究所 | High-torque electromagnetic clutch |
| CN106015386A (en) * | 2016-07-06 | 2016-10-12 | 洛阳天迈传动科技有限公司 | Clutch for electromobile |
| CN106950060A (en) * | 2017-04-12 | 2017-07-14 | 中国石油大学(华东) | Rotary fluid machinery meshing characteristic test experimental bed |
| CN106950060B (en) * | 2017-04-12 | 2018-12-14 | 中国石油大学(华东) | Rotary fluid machinery meshing characteristic test experimental bed |
| CN112746928A (en) * | 2019-10-30 | 2021-05-04 | 中国石油化工股份有限公司 | Inter-shaft connecting mechanism and connection control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102537122B (en) | 2014-06-04 |
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Effective date of registration: 20240328 Address after: 610000 Shunkang Xinke Incubation Park, No. 4 Xinhang Road, high tech Zone (West), Chengdu, Sichuan Province Patentee after: CHENGDU QITE SAFETY TECHNOLOGY CO.,LTD. Country or region after: China Address before: 610500 Xingong Avenue, Xindu Industrial East District, Chengdu, Sichuan Patentee before: CHENGDU K & M METALS Co.,Ltd. Country or region before: China |
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