CN106678199B - A kind of Wedge-type electromagnetic clutch - Google Patents
A kind of Wedge-type electromagnetic clutch Download PDFInfo
- Publication number
- CN106678199B CN106678199B CN201710009465.7A CN201710009465A CN106678199B CN 106678199 B CN106678199 B CN 106678199B CN 201710009465 A CN201710009465 A CN 201710009465A CN 106678199 B CN106678199 B CN 106678199B
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- China
- Prior art keywords
- voussoir
- pin
- wedge
- electromagnetic clutch
- spacing block
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/02—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The present invention provides a kind of wedge formula electromagnetic clutch, belongs to technical field of mechanical transmission.The electromagnetic clutch includes half a coupler, main shaft, wedge, retainer, torsionspring, spacing block, compressed spring, on-of pin and electromagnet and armature；Half a coupler and main-shaft axis are overlapped, in the annular space that retainer is located at main shaft diameter of axle surface and half a coupler inner cylinder face is formed, one group of torsionspring is distributed on annular retainer, is formed splayed wedge group by wedge and spacing block and is also distributed on the circumference of retainer；One end passes through spacing block equipped with the on-of pin of compressed spring and is fixedly connected with armature, and electromagnet empty set is fixed on main shaft and with rack.Electromagnetic clutch of the present invention can improve the transmitting torque of electromagnetic clutch, and engagement reaction is fast, reduces the power and energy consumption of manipulation electromagnet, and compact-sized, easy for installation.
Description
Technical field
The invention belongs to technical field of mechanical transmission, and in particular to a kind of Wedge-type electromagnetic clutch.
Background technique
Electromagnetic clutch is widely used in each using the electromechanical assembly of electromagnetic force control drive train power transmitting on-off
The distribution and control of kinetic current are realized in class machinery.The electromagnetic clutch of the prior art, the mode of transmitting power are to rely on
It rubs to realize between turntable end face.A kind of electromagnetic clutch of well known Chinese patent CN102287457A,
CN102242781A energy-saving electromagnetic clutch etc. is attracted rotor by electromagnetic force and armature disc generation end-face friction is dynamic to transmit
Power.Such electromagnetic clutch is compact-sized, transmits the size of torque depending on the coefficient of friction and normal pressure between frictional disk.Friction
To timing, clutch transmitting power is bigger, generates the spring force or power of electromagnet of normal pressure between frictional disk for disk quantity and diameter
It is bigger.Therefore, when electromagnetic clutch transmitting power is larger, the electromagnet size of clutch is very big, and energy consumption also increases, and limits electricity
The performance and applicability of magnet clutch.
Summary of the invention
The purpose of the present invention is to provide a kind of Wedge-type electromagnetic clutch, solve present in existing electromagnetic clutch not
Foot obtains a kind of large carrying capacity and occupies little space, clutch speed is fast and energy consumption is small, applicability is good electromagnetic clutch.
A kind of Wedge-type electromagnetic clutch provided by the present invention includes half a coupler, main shaft, retainer, voussoir A, voussoir
B, torsionspring, spacing block, compressed spring, on-of pin, steel ball, armature, electromagnet, right flange, Zuo Falan, end cap；Described half
Shaft coupling and main-shaft axis are overlapped, and the inner cylinder face of half a coupler and the diameter of axle outer surface of main shaft form annular space；The guarantor
It holds frame and is fixedly connected to form by ladder pin and positioning pin with right flange by left flange, is located in above-mentioned annular space；The torsion
Turn the both ends that two, spring compositions one are assembled in ladder pin, multiple groups torsionspring is distributed on the circumference of retainer；The voussoir A
And voussoir B is between left flange and right flange, the trunnion at voussoir A and the both ends voussoir B is inserted into left flange and right flange respectively
In slotted eye；The spacing block empty set also is located between left flange and right flange on positioning pin, is equipped with orthogonal axis
To hole and radial hole；The voussoir A, voussoir B and spacing block composition splayed voussoir group are distributed on the circumference of retainer；It is described
The tapered plane with axisymmetrical is equipped in the middle part of on-of pin, the axial hole across spacing block is fixedly connected with armature；The compression bullet
Spring one end is pressed against the outside of the left flange of retainer, the end connection of the other end and on-of pin；The steel ball is loaded on spacing block
In radial hole, contacted respectively with the tapered plane of on-of pin two sides；The armature is a hollow disk, the axis of axis and main shaft
Line is overlapped, and on the diameter of axle of main shaft, multiple on-of pins for being distributed in circumference are fixedly connected empty set with armature；The electromagnet empty set
On the diameter of axle of main shaft, and it is fixed on static rack, the end face of electromagnet and the end face of armature are parallel and between keeping certain
Gap；The end cap is fixedly connected with the axial movement for limiting all voussoirs with half a coupler.
The voussoir A is identical with voussoir B structure, and the both ends of the surface of voussoir are parallel to each other, and length is less than left flange and right flange
The distance between, the trunnion at voussoir both ends allows voussoir to move radially with left flange and right flange clearance fit；Voussoir section shape
Shape is made of two sections of straight lines A, B and two sections of orthodromes C, D, and two sections of straight lines are parallel to each other, and the center of circle of two sections of orthodromes is biased to respectively
There are transition small arc-shaped in the two sides of straight flange line of symmetry between orthodrome and straight flange.
The both ends of the surface of the spacing block are parallel to each other, and length is equal to the distance between left flange and right flange, spacing block
Radial bore dia is greater than the diameter of steel ball.
The angle of the tapered plane of the on-of pin and its axisymmetrical, tapered plane and axis is 10-15 °, tapered plane direction
The radial hole direction of spacing block keeps the steel ball moving distance of on-of pin two sides identical.
The right flange of the retainer is identical with left flange arrangement, is evenly distributed on the same circumference and ladder pin and fixed
The hole that position pin is fixedly connected；The hole connecting with trunnion is symmetrical about positioning pin in circumferencial direction；With the hole of on-of pin cooperation
In the radial line of positioning pin distribution, the pore size distribution radius of circle is smaller than positioning pin distribution radius of circle.
Compared with prior art, advantages of the present invention is as follows:
1, large carrying capacity, operation energy consumption are small.Voussoir A and voussoir B composition splayed arrangement is uniformly distributed along the circumference, and can transmit
The torque of both forward and reverse directions.When engagement, since voussoir circumferentially forms Multi-contact, clutch with the diameter of axle and half a coupler inner cylinder face
The large carrying capacity of device；Simultaneously as the configuration of the tapered plane and steel ball of on-of pin has the amplification of power, clutch separation
Electromagnetic force required for operating greatly reduces, and on the one hand can reduce the structure size of electromagnet, while can reduce the energy of electromagnet
Consumption.
2, smooth engagement, strong applicability.No matter main shaft is rotated forward or rotated backward, Wedge-type electromagnetic clutch is all
It can passing movement and power.The displacement of voussoir is small when bonding operation, smooth engagement, and engagement response is fast.It, can when inertia load is smaller
It is engaged under higher rotation speed.
3, compact-sized, long service life.Clutch main body and electromagnet tandem configuration, clutch overall radial occupy
Space is small；Armature is not directly contacted with electromagnet, and armature is without abrasion, long service life.
4, dynamical stability is transmitted, is worked more reliable.Clutch transmits power using voussoir, in the torsion bullet of very little when engagement
Spring force effect lower wedge block is contacted with the diameter of axle and half a coupler inner cylinder face can generate stable transmitting torque, unlike friction clutch
Like that, the torque of transmitting and the normal pressure of application are directly proportional.Voussoir transmits power, is not limited by torsion spring force, and work is more
Reliably.
Detailed description of the invention
Fig. 1 is that Wedge-type electromagnetic clutch of the present invention faces the schematic diagram of the section structure.
Fig. 2 is the left view structural representation of Wedge-type electromagnetic clutch of the present invention.
Fig. 3 is the voussoir end face shape of Wedge-type electromagnetic clutch of the present invention.
In figure: 1: torsionspring, 2: ladder pin, 3: voussoir A, 4: steel ball, 5: spacing block, 6: on-of pin, 7: trunnion, 8: wedge
Block B, 9: half a coupler, 10: bolt, 11: compressed spring, 12: positioning pin, 13: armature, 14: electromagnet, 15: main shaft, 16: right
Flange, 17: screw, 18: end cap, 19: Zuo Falan.
Specific embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments, but the present invention is not limited to following embodiments.
Half a coupler 9 and 15 axis of main shaft are located along the same line in Fig. 1, the inner cylinder face and main shaft 15 of half a coupler 9
Diameter of axle outer surface formed annular space；Spacing block is installed on 2 both ends of ladder pin installation torsionspring 1, positioning pin 12 first
5, on-of pin 6 is inserted into the axial hole of spacing block 5, and steel ball 4 is located in the radial hole of spacing block 5, then left flange 19 and ladder
Pin 2 is fixedly connected in a manner of riveting or being interference fitted with one end of positioning pin 12；The trunnion 7 of voussoir A3 and voussoir B8 is inserted into a left side
Side in the slotted eye of flange 19, by right flange 16 with the other end of ladder pin 2 and positioning pin 12 to rivet or be interference fitted
Formula is fixedly connected, and completes the positioning of all voussoirs and spacing block in retainer；On-of pin 6 pass through right flange 16 and armature 13 with
The mode of riveting is fixedly connected, and bolt 10 passes through compressed spring 11 and is fixedly connected with on-of pin 6, and end cap 18 and half a coupler 9 are used
Screw 17 is fixedly connected with the axial movement for limiting all voussoirs.14 empty set of electromagnet is fixed on quiet on the diameter of axle of main shaft 15
Rack only, when electromagnet 14 obtains electric, electromagnetic force makes the axial movement of armature 13 that all on-of pins 6 be driven to overcome compressed spring 11
Resistance, which moves to right, makes clutch be in discrete state, is unable to passing movement and torque.Diagram state is that clutch is in engagement state.
Fig. 2 is the left view structural representation of Wedge-type electromagnetic clutch of the present invention.1 empty set of torsionspring on ladder pin 2,
They are circumferentially uniformly distributed；The two sides composition splayed arrangement that voussoir A and voussoir B is located at spacing block 5 is uniformly distributed along the circumference, every
From there is certain gap between block 5 and voussoir A, voussoir B, the swing of voussoir is not interfered；Steel ball 4 is located at the tapered plane two of on-of pin
Side, under 14 power failure state of electromagnet, on-of pin 6 is in extreme position is moved to left under the action of compressed spring 11, and steel ball 4 is to voussoir
Without active force, all voussoirs connect with the diameter of axle of main shaft 15 and the inner cylinder face of half a coupler 9 simultaneously under the action of torsionspring 1
Touching, clutch are in engagement state, can passing movement and torque between main shaft 15 and half a coupler 9.
Fig. 3 is the voussoir end face shape of Wedge-type electromagnetic clutch of the present invention.Voussoir section configuration is straight by two sections
Line A, B and two sections of orthodrome C, D compositions, two sections of straight lines are parallel to each other, the center of circle O of two sections of orthodromes1And O2It is biased to straight flange pair respectively
, there is transition small arc-shaped in the two sides for claiming line between orthodrome and straight flange.
Claims (5)
1. a kind of Wedge-type electromagnetic clutch, it is characterised in that: the electromagnetic clutch include half a coupler (9), main shaft (15),
Retainer, voussoir A (3), voussoir B (8), torsionspring (1), spacing block (5), compressed spring (11), on-of pin (6), steel ball
(4), armature (13), electromagnet (14), right flange (16), Zuo Falan (19), end cap (18)；The half a coupler (9) and main shaft
(15) axis is overlapped, and the inner cylinder face of half a coupler (9) and the diameter of axle outer surface of main shaft (15) form annular space；The holding
Frame is fixedly connected to form by ladder pin (2) and positioning pin (12) with right flange (16) by Zuo Falan (19), is located at above-mentioned annular
In space；The torsionspring (1) two composition one is assembled in the both ends of ladder pin (2), and multiple groups torsionspring (1) is distributed in guarantor
It holds on the circumference of frame；The voussoir A (3) and voussoir B (8) between left flange (19) and right flange (16), voussoir A (3) and
The trunnion (7) at voussoir B (8) both ends is inserted into respectively in the slotted eye of left flange (19) and right flange (16)；The spacing block (5)
Empty set also is located between left flange (19) and right flange (16) on positioning pin (12), is equipped with orthogonal axial hole and diameter
Xiang Kong；The voussoir A (3), voussoir B (8) and spacing block (5) composition splayed voussoir group are distributed on the circumference of retainer；Institute
The tapered plane being equipped in the middle part of on-of pin (6) with axisymmetrical is stated, the axial hole and armature (13) for passing through spacing block (5), which are fixed, to be connected
It connects；Described compressed spring (11) one end is pressed against the outside of the left flange of retainer (19), the end company of the other end and on-of pin (6)
It connects；For the steel ball (4) loaded in the radial hole of spacing block (5), the steel ball (4) is located at the tapered plane two sides of on-of pin (6)；Institute
Stating armature (13) is a hollow disk, and axis is overlapped with the axis of main shaft (15), and empty set is more on the diameter of axle of main shaft (15)
A on-of pin (6) for being distributed in circumference is fixedly connected with armature (13)；The diameter of axle of electromagnet (14) empty set in main shaft (15)
On, and it is fixed on static rack, the end face of electromagnet (14) is parallel with the end face of armature (13) and keeps certain gap；Electricity
Under magnet (14) power failure state, for on-of pin (6) in extreme position is moved to left under the action of compressed spring (11), steel ball (4) is right
Voussoir without active force, all voussoirs under the action of torsionspring (1) simultaneously with the diameter of axle of main shaft (15) and half a coupler (9)
Inner cylinder face contact, clutch are in engagement state；The end cap (18) is fixedly connected with all voussoirs of limitation with half a coupler (9)
Axial movement.
2. a kind of Wedge-type electromagnetic clutch according to claim 1, which is characterized in that the voussoir A (3) and voussoir
B (8) structure is identical, and the both ends of the surface of voussoir are parallel to each other, and length is less than the distance between left flange (9) and right flange (16), wedge
The trunnion (7) at block both ends allows voussoir to move radially with the slotted eye clearance fit of Zuo Falan (9) and right flange (16)；Voussoir
Section configuration is made of two sections of straight lines A, B and two sections of orthodromes C, D, and two sections of straight lines are parallel to each other, the center of circle point of two sections of orthodromes
Not Pian Xiang straight flange line of symmetry two sides, have transition small arc-shaped between orthodrome and straight flange.
3. a kind of Wedge-type electromagnetic clutch according to claim 1, which is characterized in that the both ends of the spacing block (5)
Face is parallel to each other, and length is equal to the distance between left flange (9) and right flange (16), and the radial bore dia of spacing block (5) is greater than
The diameter of steel ball (4).
4. a kind of Wedge-type electromagnetic clutch according to claim 1, which is characterized in that the oblique of the on-of pin (6) is put down
Face is symmetrical with its axis, and the angle of tapered plane and axis is 10-15 °, and inclined-plane is kept towards the radial hole direction of spacing block (5)
Steel ball (4) moving distance of on-of pin (6) two sides is identical.
5. a kind of Wedge-type electromagnetic clutch according to claim 1, which is characterized in that the right flange of the retainer
(16) identical with Zuo Falan (19) structure, it is evenly distributed on the same circumference and ladder pin (2) and the fixed company of positioning pin (12)
The hole connect；And the slotted eye connecting with trunnion (7) is symmetrical about positioning pin (12) in circumferencial direction；With on-of pin (6)
The hole of cooperation is located in the radial line of positioning pin (12) distribution, and the pore size distribution radius of circle is smaller than positioning pin (12) distribution radius of circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710009465.7A CN106678199B (en) | 2017-01-06 | 2017-01-06 | A kind of Wedge-type electromagnetic clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710009465.7A CN106678199B (en) | 2017-01-06 | 2017-01-06 | A kind of Wedge-type electromagnetic clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106678199A CN106678199A (en) | 2017-05-17 |
| CN106678199B true CN106678199B (en) | 2019-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710009465.7A Active CN106678199B (en) | 2017-01-06 | 2017-01-06 | A kind of Wedge-type electromagnetic clutch |
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| Country | Link |
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| CN (1) | CN106678199B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269065B (en) * | 2017-05-27 | 2020-04-03 | 辽宁工程技术大学 | Stereo garage lifting and transverse moving layer parking stall lifting transmission device |
| CN109555791B (en) * | 2017-09-24 | 2024-04-09 | 湖北职业技术学院 | Simple spring bolt hole plate clutch device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1013511B (en) * | 1989-10-11 | 1991-08-14 | 天津市第二机床厂 | Rolling-friction clutch |
| CN100467900C (en) * | 2004-06-07 | 2009-03-11 | 金仁成 | Block duoble-directional overrunning clutch parking brake and manufacturing method thereof |
| JP2006077841A (en) * | 2004-09-08 | 2006-03-23 | Ntn Corp | Linear drive one-way clutch unit |
| DE112010003617T5 (en) * | 2009-09-11 | 2012-08-23 | Ntn Corp. | electric vehicle |
| CN201953978U (en) * | 2011-04-18 | 2011-08-31 | 重庆阿尔迪机电技术开发有限公司 | Electromagnetically controlled overrunning clutch gear-shifting device |
| US9638267B2 (en) * | 2014-12-15 | 2017-05-02 | Jtekt Corporation | Driving force transmission device |
| CN205689637U (en) * | 2016-05-14 | 2016-11-16 | 王陈梓 | Based on the clutch transmission the most side by side moving radially on-of pin |
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2017
- 2017-01-06 CN CN201710009465.7A patent/CN106678199B/en active Active
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| CN106678199A (en) | 2017-05-17 |
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