CN107289040B - A kind of clutch based on elastic card - Google Patents
A kind of clutch based on elastic card Download PDFInfo
- Publication number
- CN107289040B CN107289040B CN201710746857.1A CN201710746857A CN107289040B CN 107289040 B CN107289040 B CN 107289040B CN 201710746857 A CN201710746857 A CN 201710746857A CN 107289040 B CN107289040 B CN 107289040B
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- Prior art keywords
- clutch
- driving
- inner ring
- triggering
- rotation
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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
- F16D43/00—Automatic clutches
- F16D43/02—Automatic clutches actuated entirely mechanically
- F16D43/04—Automatic clutches actuated entirely mechanically controlled by angular speed
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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
- F16D41/00—Freewheels or freewheel clutches
- F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
Abstract
The invention belongs to Clutch Technology fields, more particularly to a kind of clutch based on elastic card, it includes input shaft, trigger mechanism, return mechanism, clutch outer ring, first shaft hole, the first mounting groove, support slot, the second axis hole, driving toroidal shell, spring avoid holes, driving film trap, clutch inner ring, the second mounting groove, third mounting groove, the first round hole, the second round hole, mounting blocks, triggering slot, driving piece, the second frizzen, guide block, guide groove, when input shaft rotation;Input shaft will drive driving toroidal shell rotation;Driving toroidal shell rotation will drive six driving pieces around corresponding arc surface axis oscillating;When trigger board drives the rotation of the first frizzen;The rotation of first frizzen drives the rotation of clutch inner ring;The velocity of rotation of clutch inner ring is identical as the driving velocity of rotation of toroidal shell at this time;So the rotation of clutch inner ring just will drive six driving pieces and rotate around the axis of clutch inner ring;Six driving piece rotations drive the rotation of clutch outer ring.
Description
Technical field
The invention belongs to Clutch Technology field more particularly to a kind of clutches based on elastic card.
Background technique
Clutch used at present is mostly one-way clutch;The input shaft of clutch can only one direction rotated;In this way
The effect of clutch is just reduced significantly;Many inconvenience are brought in use;And present machinery field it is then most when
Time needs bidirectional clutch;The development of mechanical cause is thus limited to significantly;So two-way clutch can be had by designing one kind
The clutch of effect is necessary.
The present invention design a kind of clutch based on elastic card solve the problems, such as it is as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of clutch based on elastic card, it is to adopt
It is realized with following technical scheme.
A kind of clutch based on elastic card, it is characterised in that: it include input shaft, trigger mechanism, return mechanism, from
Clutch outer ring, first shaft hole, the first mounting groove, support slot, the second axis hole, driving toroidal shell, spring avoid holes, driving film trap, from
Clutch inner ring, the second mounting groove, third mounting groove, the first round hole, the second round hole, mounting blocks, triggering slot, driving piece, the
Two frizzens, guide block, guide groove, wherein one end of clutch inner ring has the first round hole;The other end of clutch inner ring has
Second round hole;First round hole is communicated with the second round hole;Diameter of the diameter of first round hole less than the second round hole;From
Second mounting groove circumferentially equably open there are six is provided on the periphery of second round hole one end in clutch inner ring;Six second peaces
Guide groove there are two symmetrically being opened on the two sides of each second mounting groove in tankage;Each second peace in six the second mounting grooves
The downside of tankage is provided with a triggering slot;The downside of six triggering slots is communicated with the second round hole in clutch inner ring;
The upper side of mounting blocks is provided with third mounting groove;There are two symmetrical guide blocks for the two sides installation of mounting blocks;Six mounting blocks difference
Pass through being fitted in six the second mounting grooves for corresponding two guide blocks and clutch inner ring upper guide groove;Six second
It is separately mounted on the upside of frizzen on the downside of six mounting blocks, and six the second frizzens are located at corresponding six triggerings
In slot;The lower end of six the second frizzens is pierced by six triggering slot positions in the second round hole in clutch inner ring;Driving
The lower end of piece is arc surface;What the lower end of six driving pieces passed through pin and pin hole is fitted to six third mounting grooves
It is interior, and the arc surface of each driving piece lower end cooperates with corresponding third mounting groove in six driving pieces;Drive the outer of toroidal shell
There are six spring escape groove for circumferential equably tool on disc;It drives and drives piece there are six circumferential equably tools on the periphery of toroidal shell
Slot;Driving toroidal shell one end is communicated with outside;Driving has the second axis hole on the end face of the toroidal shell other end;Driving toroidal shell be mounted on from
On the periphery of clutch inner ring;Six driving film traps on toroidal shell are driven to cooperate respectively with six driving pieces;Six drive piece
Upper end is pierced by six driving film traps and is located on the outside of driving toroidal shell;One end with the second axis hole is located in clutch on driving toroidal shell
Ring has the side of the second round hole;The upper end of six driving pieces and the outer circle in clutch inner ring with second round hole one end
The return mechanism for driving pieces to play the role of return to six there are six installing between face;The inside of clutch outer ring one end has branch
Support slot;The inside of the clutch outer ring other end has the first mounting groove;It is outer with first mounting groove one end on clutch outer ring
There is first shaft hole on side end face;Clutch outer ring is fitted to clutch by support slot and clutch inner ring periphery
The outside of inner ring, and clutch outer ring is located on the outside of drive ring;Six driving piece upper end with first on clutch outer ring
Mounting groove cooperation;One end of input shaft is mounted in first shaft hole and the second axis hole;The other end of input shaft is equipped with triggering machine
Structure and trigger mechanism are located on the inside of drive ring;Trigger mechanism plays trigger action to six the second frizzens, so that six second
Frizzen can be moved along triggering slot to one end close to clutch outer ring.
As the further improvement of this technology, the bottom of six groups of above-mentioned guide grooves is respectively positioned on corresponding six the second mounting grooves
On the upside of bottom;Six mounting blocks are in the initial state by the cooperation of corresponding guide block and guide groove so that guide groove plays mounting blocks
The effect of limit.
As the further improvement of this technology, above-mentioned trigger mechanism include triggering guide rod, the first frizzen, square groove,
Trigger board, V-arrangement triggering slot, V-arrangement trigger cambered surface, and wherein there is V-arrangement to trigger cambered surface for one end of trigger board;The other end of trigger board is pacified
Mounted in one end of input shaft;One end of triggering guide rod is located in the first round hole;The other end of triggering guide rod is equipped with the
One frizzen, and the connecting pin on the first frizzen with triggering guide rod has annular slope;Annular slope and six second touchings
Send out bar cooperation;The other end of second frizzen has square groove;It is triggered with V-arrangement one end on square groove close to triggering guide rod
Slot;V-arrangement triggers the V-arrangement triggering cambered surface cooperation in slot and trigger board.
As the further improvement of this technology, the width of above-mentioned square groove is less than the length of trigger board;V-arrangement touches in trigger board
The depth in arcing face is less than the depth of square groove.
As the further improvement of this technology, above-mentioned return mechanism includes mounting plate, extension spring, and six of them drives piece
Side on be mounted on a mounting plate;A stretching bullet is mounted on six mounting plates and the periphery of clutch inner ring
Spring, and six extension springs both pass through six spring escape groove.
As the further improvement of this technology, above-mentioned driving piece is flexible drive piece.
Relative to traditional Clutch Technology, the clutch that the present invention designs is bidirectional clutch.Its effect is can to protect
Card clutch shaft is able to drive clutch output shaft forward or reverse when forward or reverse;And output shaft is forward or reverse
But clutch shaft cannot be driven to rotate.
The upper side of mounting blocks is provided with third mounting groove in the present invention;Six mounting blocks pass through corresponding two respectively
Guide block is fitted in six the second mounting grooves with clutch inner ring upper guide groove;Pacify respectively the upside of six the second frizzens
On the downside of six mounting blocks;The lower end of six the second frizzens is pierced by six triggering slot positions in second in clutch inner ring
In round hole;The lower end for driving piece is arc surface;What the lower end of six driving pieces passed through pin and pin hole is fitted to six
In a third mounting groove;Driving toroidal shell is mounted on the periphery of clutch inner ring;Drive six driving film traps point on toroidal shell
Do not cooperate with six driving pieces;The upper end of six driving pieces is pierced by six driving film traps and is located on the outside of driving toroidal shell;Six drivings
The upper end of piece and between the periphery in clutch inner ring with second round hole one end installation there are six to six driving pieces
Play the role of the return mechanism of return;Clutch outer ring is fitted to clutch by support slot and clutch inner ring periphery
The outside of device inner ring, and clutch outer ring is located on the outside of drive ring;The upper end of six driving pieces with the on clutch outer ring
The cooperation of one mounting groove;One end of input shaft is mounted in first shaft hole and the second axis hole;The other end of input shaft is equipped with triggering
Mechanism and trigger mechanism are located on the inside of drive ring;Trigger mechanism plays trigger action to six the second frizzens, so that six
Two frizzens can be moved along triggering slot to one end close to clutch outer ring;The bottom of six groups of above-mentioned guide grooves is respectively positioned on pair
On the upside of six the second mounting groove bottoms answered;Six mounting blocks are made by the cooperation of corresponding guide block and guide groove in the initial state
It obtains guide groove and plays the role of limit to mounting blocks.There is V-arrangement to trigger cambered surface for one end of above-mentioned trigger board;The other end of trigger board is pacified
Mounted in one end of input shaft;One end of triggering guide rod is located in the first round hole;The other end of triggering guide rod is equipped with the
One frizzen, and the connecting pin on the first frizzen with triggering guide rod has annular slope;Annular slope and six second touchings
Send out bar cooperation;The other end of second frizzen has square groove;It is triggered with V-arrangement one end on square groove close to triggering guide rod
Slot;V-arrangement triggers the V-arrangement triggering cambered surface cooperation in slot and trigger board.The width of square groove is less than the length of trigger board;In trigger board
The depth that V-arrangement triggers cambered surface is less than the depth of square groove.A mounting plate is mounted on the side of above-mentioned six drivings piece;Six
It is mounted on an extension spring on a mounting plate and the periphery of clutch inner ring, and six extension springs both pass through six bullets
Spring escape groove.When input shaft rotation;Input shaft will drive driving toroidal shell rotation;Since clutch inner ring is in static shape at this time
State;So driving toroidal shell rotation will drive six driving pieces around corresponding arc surface axis oscillating;In six driving pieces
In rotation process;Gap on six upper ends for driving piece and clutch outer ring between the inner headed face of the first mounting groove will increase
Greatly;Simultaneously in input shaft rotation;Input shaft will drive trigger board rotation;Since trigger board will not transverse shifting;And the first touching
Send out the V-arrangement triggering slot on bar and the V-arrangement triggering cambered surface cooperation in trigger board;So trigger board rotation will make the first frizzen
It is moved along the first round hole to close to support slot one end on clutch outer ring;Due to the annular slope and six on the first frizzen
A second frizzen cooperation;So mobile meeting of the first frizzen so that six the second frizzens along triggering slot to separate input shaft
Side it is mobile;First frizzen is mobile to will drive mounting blocks movement;Mounting blocks are mobile to will drive driving piece movement;Pass through driving
Gap on upper end and clutch outer ring of the movement of piece to compensate six driving pieces between the inner headed face of the first mounting groove;So that
The inner circle face contact of mounting groove on six driving pieces and clutch outer ring;Driving toroidal shell is driving six driving piece rotations just at this time
Six driving pieces can be compressed;Trigger board continues to press on the first frizzen in the process simultaneously;Finally make the first frizzen
Annular slope is just contacted with the first round hole in clutch inner ring;One end with V-arrangement triggering cambered surface in trigger board exists simultaneously
It is just stuck with the square groove side on the first frizzen in rotary course;So trigger board rotation at this time just will drive the first touching
Send out bar rotation;The rotation of first frizzen drives the rotation of clutch inner ring;The velocity of rotation of clutch inner ring and driving toroidal shell at this time
Velocity of rotation it is identical;So the rotation of clutch inner ring just will drive six driving pieces and rotate around the axis of clutch inner ring;
Six driving piece rotations drive the rotation of clutch outer ring;The lower end that piece is driven in the present invention is arc surface;Under six driving pieces
End being fitted in six third mounting grooves by pin and pin hole;When six driving pieces turn in the case where driving toroidal shell drives
When dynamic;Six driving pieces can prevent driving piece from interfering during rotation with mounting blocks by the arc surface of ball lower end;
The width of square groove is less than the length of trigger board in the present invention;The depth of V-arrangement triggering cambered surface is less than the depth of square groove in trigger board
Degree.It is that ensure that trigger board can push the first frizzen mobile and will not be with the in rotation in the initial state that it, which is acted on,
One frizzen is detached from;The triggering when the first round hole just contacts on the annular slope of the first frizzen and clutch inner ring simultaneously
Plate rotation can smoothly drive the first frizzen to rotate;Drive toroidal shell that driving piece can first be driven to turn an angle in the present invention;
It is that ensure that clutch inner ring when driving driving piece rotation that it, which is acted on,;Driving piece can smoothly drive clutch outer ring to rotate;
When clutch outer ring rotates in the initial state in the present invention;Due to driving piece and driving piece and clutch outer ring mounting groove inner circle
At 90 degree of angles between the tangential direction of the contact point in face;So clutch outer ring not will drive driving piece in rotation and turn
It is dynamic;The rotation of clutch inner ring is not will drive;And then Clutch input shaft rotation is not will drive.When clutch inputs in the present invention
When axis stops operating;Second frizzen can be restored to original position under the elastic force effect of gravity and driving piece;It triggers simultaneously
Piece can be restored to original state under the action of extension spring.
When the clutch that people are designed using the present invention;When input shaft rotation;Input shaft will drive driving toroidal shell and turn
It is dynamic;Since clutch inner ring remains static at this time;So driving toroidal shell rotation will drive six driving pieces around right with it
The arc surface axis oscillating answered;In six driving piece rotation processes;The upper end of six driving pieces and on clutch outer ring first
Gap between the inner headed face of mounting groove just will increase;Simultaneously in input shaft rotation;Input shaft will drive trigger board rotation;By
It will not transverse shifting in trigger board;And the V-arrangement triggering slot on the first frizzen and the V-arrangement triggering cambered surface cooperation in trigger board;Institute
The first frizzen will be made to move along the first round hole to close to support slot one end on clutch outer ring with trigger board rotation;
Due on the first frizzen annular slope and six the second frizzens cooperate;So the mobile meeting of the first frizzen is so that six the
Two frizzens are moved along triggering slot to the side far from input shaft;First frizzen is mobile to will drive mounting blocks movement;Installation
Block is mobile to will drive driving piece movement;It is compensated by driving the movement of piece the on the upper end and clutch outer ring of six driving pieces
Gap between the inner headed face of one mounting groove;So that the inner circle face contact of six driving pieces and mounting groove on clutch outer ring;This
When driving toroidal shell will compress six driving pieces driving six driving pieces to rotate;Trigger board continues to press in the process simultaneously
First frizzen;Contact the annular slope of the first frizzen just with the first round hole in clutch inner ring;Simultaneously
One end with V-arrangement triggering cambered surface in trigger board is just stuck with the square groove side on the first frizzen in rotary course;
So trigger board rotation at this time just will drive the rotation of the first frizzen;The rotation of first frizzen drives the rotation of clutch inner ring;This
When clutch inner ring velocity of rotation with driving the velocity of rotation of toroidal shell it is identical;So the rotation of clutch inner ring just will drive six
Piece is driven to rotate around the axis of clutch inner ring;Six driving piece rotations drive the rotation of clutch outer ring.
Detailed description of the invention
Fig. 1 is global facility appearance diagram.
Fig. 2 is clutch outer ring structure schematic diagram.
Fig. 3 is drive ring shell structure schematic diagram.
Fig. 4 is clutch inner ring structural schematic diagram.
Fig. 5 is trigger board scheme of installation.
Fig. 6 is trigger board structural schematic diagram.
Fig. 7 is driving piece scheme of installation.
Fig. 8 is extension spring scheme of installation.
Fig. 9 is driving chip architecture schematic diagram.
Figure 10 is global facility schematic cross-sectional view.
Figure 11 is driving piece operation principle schematic diagram.
Figure 12 is the first frizzen operation principle schematic diagram.
Figure label title: 1, input shaft;2, trigger mechanism;3, clutch outer ring;4, first shaft hole;5, the first installation
Slot;6, support slot;7, the second axis hole;8, toroidal shell is driven;9, spring avoid holes;10, film trap is driven;11, clutch inner ring;12,
Second mounting groove;13, slot is triggered;14, guide rod is triggered;15, the first frizzen;16, square groove;17, trigger board;18, V-arrangement touches
Send out slot;19, V-arrangement triggers cambered surface;20, mounting plate;21, piece is driven;22, the second frizzen;23, extension spring;24, third is installed
Slot;25, guide block;26, guide groove;27, return mechanism;28, mounting blocks;29, the first round hole;30, the second round hole.
Specific embodiment
As shown in Figure 1, it includes input shaft 1, trigger mechanism 2, return mechanism 27, clutch outer ring 3, first shaft hole 4,
One mounting groove 5, support slot 6, the second axis hole 7, driving toroidal shell 8, spring avoid holes 9, driving film trap 10, clutch inner ring 11, the
Two mounting grooves 12, third mounting groove 24, the first round hole 29, the second round hole 30, mounting blocks 28, triggering slot 13, driving piece 21,
Second frizzen 22, guide block 25, guide groove 26, wherein as shown in figure 3, one end of clutch inner ring 11 has the first round hole 29;
The other end of clutch inner ring 11 has the second round hole 30;First round hole 29 is communicated with the second round hole 30;First is round
Diameter of the diameter in hole 29 less than the second round hole 30;It is provided in clutch inner ring 11 on the periphery of 30 one end of the second round hole
Second mounting groove 12 there are six circumferentially equably opening;In six the second mounting grooves 12 on the two sides of each second mounting groove 12
Guide groove 26 there are two symmetrically opening;The downside of each second mounting groove 12 is provided with a triggering slot in six the second mounting grooves 12
13;The downside of six triggering slots 13 is communicated with the second round hole 30 in clutch inner ring 11;As shown in figure 9, mounting blocks 28
Upper side be provided with third mounting groove 24;There are two symmetrical guide blocks 25 for the two sides installation of mounting blocks 28;As shown in figure 8, six
Mounting blocks 28 are fitted to six the by corresponding two guide blocks 25 and 11 upper guide groove 26 of clutch inner ring respectively
In two mounting grooves 12;The upside of six the second frizzens 22 is separately mounted to six mounting blocks, 28 downside, and six second triggerings
Bar 22 is located in corresponding six triggerings slot 13;The lower end of six the second frizzens 22 is pierced by six triggerings slot 13
In in the second round hole 30 in clutch inner ring 11;The lower end for driving piece 21 is arc surface;The lower end of six driving pieces 21 is equal
By being fitted in six third mounting grooves 24 for pin and pin hole, and each 21 lower end of driving piece in six driving pieces 21
Arc surface with corresponding third mounting groove 24 cooperate;As shown in figure 3, circumferential on the periphery of driving toroidal shell 8 equably have
There are six spring escape groove;It drives and drives film trap 10 there are six circumferential equably tools on the periphery of toroidal shell 8;Drive toroidal shell 8 one
End is communicated with outside;Driving has the second axis hole 7 on the end face of 8 other end of toroidal shell;Driving toroidal shell 8 is mounted on clutch inner ring 11
Periphery on;As shown in Figure 10, six driving film traps 10 on toroidal shell 8 is driven to cooperate respectively with six driving pieces 21;Six
The upper end of driving piece 21 is pierced by six driving film traps 10 and is located at 8 outside of driving toroidal shell;Driving has the second axis hole 7 on toroidal shell 8
One end is located at the side that clutch inner ring 11 has the second round hole 30;As shown in fig. 7, six upper ends for driving piece 21 and clutch
There are six play return to six driving pieces 21 to make for installation between periphery in device inner ring 11 with 30 one end of the second round hole
Return mechanism 27;As shown in Fig. 2, the inside of 3 one end of clutch outer ring has support slot 6;3 other end of clutch outer ring
Inside has the first mounting groove 5;There is first shaft hole in end face outside with 5 one end of the first mounting groove on clutch outer ring 3
4;Clutch outer ring 3 passes through the outside for being fitted to clutch inner ring 11 of support slot 6 and 11 periphery of clutch inner ring, and
Clutch outer ring 3 is located on the outside of drive ring;Match with the first mounting groove 5 on clutch outer ring 3 upper end of six driving pieces 21
It closes;One end of input shaft 1 is mounted in first shaft hole 4 and the second axis hole 7;As shown in Figure 10, the other end of input shaft 1 is equipped with
Trigger mechanism 2 and trigger mechanism 2 are located on the inside of drive ring;Trigger mechanism 2 plays trigger action to six the second frizzens 22, makes
Obtaining six the second frizzens 22 can move along triggering slot 13 to one end close to clutch outer ring 3.
The bottom of six groups of above-mentioned guide grooves 26 is respectively positioned on the upside of 12 bottom of corresponding six the second mounting grooves;Six installations
Block 28 is in the initial state by the cooperation of corresponding guide block 25 and guide groove 26 so that guide groove 26 plays the work of limit to mounting blocks 28
With.
It is above-mentioned as shown in figure 5, trigger mechanism 2 include triggering guide rod 14, the first frizzen 15, square groove 16, trigger board
17, V-arrangement triggering slot 18, V-arrangement trigger cambered surface 19, wherein as shown in fig. 6, there is V-arrangement to trigger cambered surface 19 for one end of trigger board 17;Touching
The other end of hair plate 17 is mounted on one end of input shaft 1;One end of triggering guide rod 14 is located in the first round hole 29;Triggering is led
First frizzen 15 is installed to the other end of bar 14, and the connecting pin on the first frizzen 15 with triggering guide rod 14 has ring
Shape inclined-plane;As shown in Figure 10, annular slope and six the second frizzens 22 cooperate;The other end of second frizzen 22 has rectangular
Slot 16;There is V-arrangement to trigger slot 18 for one end on square groove 16 close to triggering guide rod 14;V-arrangement triggers in slot 18 and trigger board 17
V-arrangement triggering cambered surface 19 cooperate.
The width of above-mentioned square groove 16 is less than the length of trigger board 17;The depth of V-arrangement triggering cambered surface 19 is small in trigger board 17
In the depth of square groove 16.
Above-mentioned return mechanism 27 includes mounting plate 20, extension spring 23, is respectively mounted on the side of six of them driving piece 21
There is a mounting plate 20;It is mounted on an extension spring 23 on six mounting plates 20 and the periphery of clutch inner ring 11, and
Six extension springs 23 both pass through six spring escape groove.
Above-mentioned driving piece 21 is flexible drive piece 21.
In summary:
The clutch that the present invention designs is bidirectional clutch.It is that can guarantee that clutch shaft is rotating forward or anti-that it, which is acted on,
Clutch output shaft is able to drive when turning forward or reverse;And output shaft cannot drive clutch shaft to turn forward or reverse
It is dynamic.
The upper side of mounting blocks 28 is provided with third mounting groove 24 in the present invention;Six mounting blocks 28 are respectively by corresponding
Two guide blocks 25 and 11 upper guide groove 26 of clutch inner ring be fitted in six the second mounting grooves 12;Six second triggerings
The upside of bar 22 is separately mounted to six mounting blocks, 28 downside;The lower end of six the second frizzens 22 is pierced by six triggering slots 13
In the second round hole 30 in clutch inner ring 11;The lower end for driving piece 21 is arc surface;The lower end of six driving pieces 21
Being fitted in six third mounting grooves 24 by pin and pin hole;Driving toroidal shell 8 is mounted on clutch inner ring 11
On periphery;Six driving film traps 10 on toroidal shell 8 are driven to cooperate respectively with six driving pieces 21;The upper end of six driving pieces 21
It is pierced by six driving film traps 10 and is located at 8 outside of driving toroidal shell;The upper end of six driving pieces 21 has in clutch inner ring 11
The return mechanism 27 for driving pieces 21 to play the role of return to six there are six installing between the periphery of 30 one end of the second round hole;
Clutch outer ring 3 by the outside for being fitted to clutch inner ring 11 of support slot 6 and 11 periphery of clutch inner ring, and from
Clutch outer ring 3 is located on the outside of drive ring;The upper end of six driving pieces 21 cooperates with the first mounting groove 5 on clutch outer ring 3;
One end of input shaft 1 is mounted in first shaft hole 4 and the second axis hole 7;The other end of input shaft 1 is equipped with trigger mechanism 2 and touches
Hair mechanism 2 is located on the inside of drive ring;Trigger mechanism 2 plays trigger action to six the second frizzens 22, so that six second touchings
Hair bar 22 can be moved along triggering slot 13 to one end close to clutch outer ring 3;The equal position in bottom of six groups of above-mentioned guide grooves 26
On the upside of 12 bottom of corresponding six the second mounting grooves;Six mounting blocks 28 are in the initial state by corresponding to guide block 25 and leading
The cooperation of slot 26 is so that guide groove 26 plays the role of limit to mounting blocks 28.There is V-arrangement to trigger arc for one end of above-mentioned trigger board 17
Face 19;The other end of trigger board 17 is mounted on one end of input shaft 1;One end of triggering guide rod 14 is located at the first round hole 29
In;The other end of triggering guide rod 14 is equipped with the first frizzen 15, and the company on the first frizzen 15 with triggering guide rod 14
Connecing end has annular slope;Annular slope and six the second frizzens 22 cooperate;The other end of second frizzen 22 has rectangular
Slot 16;There is V-arrangement to trigger slot 18 for one end on square groove 16 close to triggering guide rod 14;V-arrangement triggers in slot 18 and trigger board 17
V-arrangement triggering cambered surface 19 cooperate.The width of square groove 16 is less than the length of trigger board 17;V-arrangement triggers cambered surface 19 in trigger board 17
Depth be less than square groove 16 depth.A mounting plate 20 is mounted on the side of above-mentioned six drivings piece 21;Six peaces
It is mounted on an extension spring 23 on the periphery of loading board 20 and clutch inner ring 11, and six extension springs 23 both pass through six
A spring escape groove.As shown in fig. 11a, when input shaft 1 rotates;Input shaft 1 will drive driving toroidal shell 8 and rotate;Due at this time
Clutch inner ring 11 remains static;So as shown in figure 11b, the driving rotation of toroidal shell 8 will drive six driving pieces 21 around
Corresponding arc surface axis oscillating;In six driving 21 rotation processes of piece;Six upper ends for driving piece 21 and clutch
Gap on outer ring 3 between the inner headed face of first mounting groove 5 just will increase;Simultaneously when input shaft 1 rotates;Input shaft 1 can band
Dynamic trigger board 17 rotates;As figure 12 a shows, since trigger board 17 will not transverse shifting;And the V-arrangement triggering on the first frizzen 15
V-arrangement triggering cambered surface 19 on slot 18 and trigger board 17 cooperates;So as shown in Figure 12b, the rotation of trigger board 17 will make first
Frizzen 15 is moved along the first round hole 29 to close to 6 one end of support slot on clutch outer ring 3;Due on the first frizzen 15
Annular slope and six the second frizzens 22 cooperate;So the mobile meeting of the first frizzen 15 is so that six 22 edges of the second frizzen
Triggering slot 13 it is mobile to the side far from input shaft 1;First frizzen 15 is mobile to will drive the movement of mounting blocks 28;Mounting blocks 28
It is mobile to will drive the driving movement of piece 21;The upper end and clutch outer ring of six driving pieces 21 are compensated by driving the movement of piece 21
Gap on 3 between the inner headed face of first mounting groove 5;So that the inner circle of six driving pieces 21 and mounting groove on clutch outer ring 3
Face contact;Driving toroidal shell 8 will compress six driving pieces 21 in six driving pieces 21 rotations of drive at this time;Simultaneously in the process
Trigger board 17 continues to press on the first frizzen 15;Finally make the on the annular slope and clutch inner ring 11 of the first frizzen 15
One round hole 29 just contacts;One end with V-arrangement triggering cambered surface 19 in trigger board 17 is in rotary course just with the simultaneously
16 side of square groove on one frizzen 15 is stuck;So as shown in fig. 12 c, the rotation of trigger board 17 at this time just will drive the first touching
Bar 15 is sent out to rotate;The rotation of first frizzen 15 drives clutch inner ring 11 to rotate;At this time the velocity of rotation of clutch inner ring 11 with
Drive the velocity of rotation of toroidal shell 8 identical;So the rotation of clutch inner ring 11 just will drive six driving pieces 21 in clutch
The axis of ring 11 rotates;As shown in fig. 11c, six driving piece 21 rotations drive clutch outer ring 3 to rotate;Piece is driven in the present invention
21 lower end is arc surface;What the lower end of six driving pieces 21 passed through pin and pin hole is fitted to six third mounting grooves
In 24;When six driving pieces 21 under driving toroidal shell 8 to drive when rotating;Six driving pieces 21 can be with by the arc surface of ball lower end
Prevent driving piece 21 from interfering during rotation with mounting blocks 28;The width of square groove 16 is less than trigger board 17 in the present invention
Length;The depth of V-arrangement triggering cambered surface 19 is less than the depth of square groove 16 in trigger board 17.Its effect is ensure that in initial shape
Trigger board 17 can push the first frizzen 15 mobile and will not be detached from the first frizzen 15 in rotation under state;Exist simultaneously
The rotation of trigger board 17 can when first round hole 29 just contacts on the annular slope and clutch inner ring 11 of first frizzen 15
Smoothly drive the rotation of the first frizzen 15;Drive toroidal shell 8 that can first drive driving piece 21 to turn an angle in the present invention;It is acted on
It is that ensure that clutch inner ring 11 when driving driving piece 21 to rotate;Driving piece 21 can smoothly drive clutch outer ring 3 to rotate;
When clutch outer ring 3 rotates in the initial state in the present invention;Since driving piece 21 and driving piece 21 and clutch outer ring 3 are installed
At 90 degree of angles between the tangential direction of the contact point of slot inner headed face;So clutch outer ring 3 not will drive drive in rotation
Movable plate 21 rotates;The rotation of clutch inner ring 11 is not will drive;And then the rotation of Clutch input shaft 1 is not will drive.In the present invention
When Clutch input shaft 1 stops operating;Second frizzen 22 can be restored to original under the elastic force effect of gravity and driving piece 21
The position come;Isolation can be restored to original state under the action of extension spring 23 simultaneously.
Specific embodiment: when the clutch that people are designed using the present invention;When input shaft 1 rotates;1 meeting of input shaft
Driving toroidal shell 8 is driven to rotate;Since clutch inner ring 11 remains static at this time;So the driving rotation of toroidal shell 8 will drive six
A driving piece 21 is around corresponding arc surface axis oscillating;In six driving 21 rotation processes of piece;Six driving pieces 21
Upper end and clutch outer ring 3 on the first mounting groove 5 inner headed face between gap just will increase;It is rotated simultaneously in input shaft 1
When;Input shaft 1 will drive the rotation of trigger board 17;Since trigger board 17 will not transverse shifting;And the V-arrangement touching on the first frizzen 15
The V-arrangement triggering cambered surface 19 sent out in slot 18 and trigger board 17 cooperates;So the rotation of trigger board 17 will make 15 edge of the first frizzen
The first round hole 29 on the clutch outer ring 36 one end of support slot it is mobile;Due to the annular slope on the first frizzen 15
Cooperate with six the second frizzens 22;So the first frizzen 15 moves meeting so that six the second frizzens 22 are along triggering slot 13
It is mobile to the side far from input shaft 1;First frizzen 15 is mobile to will drive the movement of mounting blocks 28;The movement of mounting blocks 28 will drive
Drive piece 21 mobile;The first peace on the upper end and clutch outer ring 3 of six driving pieces 21 is compensated by driving the movement of piece 21
Gap between the inner headed face of tankage 5;So that the inner circle face contact of six driving pieces 21 and mounting groove on clutch outer ring 3;This
When driving toroidal shell 8 will compress six driving pieces 21 driving six driving pieces 21 to rotate;Trigger board 17 in the process simultaneously
Continue to press on the first frizzen 15;Finally make the first round hole on the annular slope and clutch inner ring 11 of the first frizzen 15
29 just contact;Simultaneously one end with V-arrangement triggering cambered surface 19 in trigger board 17 in rotary course just with the first frizzen
16 side of square groove on 15 is stuck;So the rotation of trigger board 17 at this time just will drive the rotation of the first frizzen 15;First triggering
The rotation of bar 15 drives clutch inner ring 11 to rotate;The velocity of rotation of the velocity of rotation of clutch inner ring 11 and driving toroidal shell 8 at this time
It is identical;So clutch inner ring 11 rotates the axis rotation that just will drive six driving pieces 21 around clutch inner ring 11;Six
Drive the rotation of piece 21 that clutch outer ring 3 is driven to rotate.
Claims (6)
1. a kind of clutch based on elastic card, it is characterised in that: it includes input shaft, trigger mechanism, return mechanism, clutch
Device outer ring, first shaft hole, the first mounting groove, support slot, the second axis hole, driving toroidal shell, spring avoid holes, driving film trap, clutch
Device inner ring, the second mounting groove, third mounting groove, the first round hole, the second round hole, mounting blocks, triggering slot, driving piece, second
Frizzen, guide block, guide groove, wherein one end of clutch inner ring has the first round hole;The other end of clutch inner ring has the
Two round holes;First round hole is communicated with the second round hole;Diameter of the diameter of first round hole less than the second round hole;Clutch
Second mounting groove circumferentially equably open there are six is provided on the periphery of second round hole one end in device inner ring;Six second installations
Guide groove there are two symmetrically being opened on the two sides of each second mounting groove in slot;Each second installation in six the second mounting grooves
The downside of slot is provided with a triggering slot;The downside of six triggering slots is communicated with the second round hole in clutch inner ring;Peace
The upper side of dress block is provided with third mounting groove;There are two symmetrical guide blocks for the two sides installation of mounting blocks;Six mounting blocks lead to respectively
Cross being fitted in six the second mounting grooves of corresponding two guide blocks and clutch inner ring upper guide groove;Six second touchings
It is separately mounted on the downside of six mounting blocks on the upside of hair bar, and six the second frizzens are located at corresponding six triggerings slot
It is interior;The lower end of six the second frizzens is pierced by six triggering slot positions in the second round hole in clutch inner ring;Drive piece
Lower end be arc surface;The lower end of six driving pieces passes through being fitted in six third mounting grooves of pin and pin hole,
And the arc surface of each driving piece lower end cooperates with corresponding third mounting groove in six driving pieces;Drive the periphery of toroidal shell
Upper circumferential direction equably has there are six spring escape groove;It drives and drives film trap there are six circumferential equably tools on the periphery of toroidal shell;
Driving toroidal shell one end is communicated with outside;Driving has the second axis hole on the end face of the toroidal shell other end;Driving toroidal shell is mounted on clutch
On the periphery of device inner ring;Six driving film traps on toroidal shell are driven to cooperate respectively with six driving pieces;Six drive the upper of piece
End is pierced by six driving film traps and is located on the outside of driving toroidal shell;One end with the second axis hole is located at clutch inner ring on driving toroidal shell
Side with the second round hole;The upper end of six driving pieces and the periphery in clutch inner ring with second round hole one end
Between installation there are six drive pieces to play the role of the return mechanism of return to six;The inside of clutch outer ring one end has support
Slot;The inside of the clutch outer ring other end has the first mounting groove;With the outside of first mounting groove one end on clutch outer ring
There is first shaft hole on end face;Clutch outer ring is fitted in clutch by support slot and clutch inner ring periphery
The outside of ring, and clutch outer ring is located on the outside of drive ring;Pacify with first on clutch outer ring the upper end of six driving pieces
Tankage cooperation;One end of input shaft is mounted in first shaft hole and the second axis hole;The other end of input shaft is equipped with trigger mechanism
And trigger mechanism is located on the inside of drive ring;Trigger mechanism plays trigger action to six the second frizzens, so that six second touchings
Hair bar can be moved along triggering slot to one end close to clutch outer ring.
2. a kind of clutch based on elastic card according to claim 1, it is characterised in that: six groups of above-mentioned guide grooves are most
Lower end is respectively positioned on the upside of corresponding six the second mounting groove bottoms;Six mounting blocks pass through in the initial state corresponding guide block with
The cooperation of guide groove is so that guide groove plays the role of limit to mounting blocks.
3. a kind of clutch based on elastic card according to claim 1, it is characterised in that: above-mentioned trigger mechanism includes
It triggers guide rod, the first frizzen, square groove, trigger board, V-arrangement triggering slot, V-arrangement and triggers cambered surface, wherein one end tool of trigger board
There is V-arrangement to trigger cambered surface;The other end of trigger board is mounted on one end of input shaft;One end of triggering guide rod is located at the first round hole
In;The other end of triggering guide rod is equipped with the first frizzen, and the connecting pin on the first frizzen with triggering guide rod has
Annular slope;Annular slope and six the second frizzens cooperate;The other end of second frizzen has square groove;It is leaned on square groove
There is V-arrangement to trigger slot for one end of nearly triggering guide rod;V-arrangement triggers the V-arrangement triggering cambered surface cooperation in slot and trigger board.
4. a kind of clutch based on elastic card according to claim 3, it is characterised in that: the width of above-mentioned square groove
Less than the length of trigger board;The depth of V-arrangement triggering cambered surface is less than the depth of square groove in trigger board.
5. a kind of clutch based on elastic card according to claim 1, it is characterised in that: above-mentioned return mechanism includes
Mounting plate, extension spring, six of them driving piece side on be mounted on a mounting plate;In six mounting plates and clutch
An extension spring is mounted on the periphery of ring, and six extension springs both pass through six spring escape groove.
6. a kind of clutch based on elastic card according to claim 1, it is characterised in that: above-mentioned driving piece is elasticity
Drive piece.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811338600.3A CN109185360B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
CN201811338599.4A CN109185358B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
CN201710746857.1A CN107289040B (en) | 2017-08-27 | 2017-08-27 | A kind of clutch based on elastic card |
Applications Claiming Priority (1)
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CN201710746857.1A CN107289040B (en) | 2017-08-27 | 2017-08-27 | A kind of clutch based on elastic card |
Related Child Applications (2)
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CN201811338600.3A Division CN109185360B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
CN201811338599.4A Division CN109185358B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
Publications (2)
Publication Number | Publication Date |
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CN107289040A CN107289040A (en) | 2017-10-24 |
CN107289040B true CN107289040B (en) | 2019-03-08 |
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CN201710746857.1A Active CN107289040B (en) | 2017-08-27 | 2017-08-27 | A kind of clutch based on elastic card |
CN201811338600.3A Active CN109185360B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
CN201811338599.4A Active CN109185358B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
Family Applications After (2)
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CN201811338600.3A Active CN109185360B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
CN201811338599.4A Active CN109185358B (en) | 2017-08-27 | 2017-08-27 | Clutch with elastic clamping piece |
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CN (3) | CN107289040B (en) |
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CN108180263A (en) * | 2017-12-08 | 2018-06-19 | 东莞市松研智达工业设计有限公司 | A kind of two grades of transmission mechanisms based on sun wheel drive |
CN108858469B (en) * | 2018-06-29 | 2020-12-11 | 嘉兴市龙锋市政建设有限公司 | Wood sawing mechanism for constructional engineering |
CN113048171B (en) * | 2020-12-30 | 2022-06-14 | 山东省科学院海洋仪器仪表研究所 | Bidirectional self-locking transmission device |
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Also Published As
Publication number | Publication date |
---|---|
CN109185358B (en) | 2020-08-14 |
CN109185360A (en) | 2019-01-11 |
CN107289040A (en) | 2017-10-24 |
CN109185360B (en) | 2020-09-29 |
CN109185358A (en) | 2019-01-11 |
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