CN206111890U - Can restrict shaft coupling and actuating system of maximum output moment of torsion - Google Patents
Can restrict shaft coupling and actuating system of maximum output moment of torsion Download PDFInfo
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- CN206111890U CN206111890U CN201621145894.4U CN201621145894U CN206111890U CN 206111890 U CN206111890 U CN 206111890U CN 201621145894 U CN201621145894 U CN 201621145894U CN 206111890 U CN206111890 U CN 206111890U
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Abstract
The utility model relates to a can restrict shaft coupling and actuating system of maximum output moment of torsion, wherein this shaft coupling includes: the shell for be connected to an external pivot hub connection spare that turns left on the left end of shell, locate the interior hub connection spare of turning right of right -hand member of shell for on can being connected to the right -hand member of shell with another external pivot with changeing, the setting is at shell and first friction member and the second friction member between the hub connection spare of turning right, and first and second friction members are the joint each other to first friction member is connected with the shell linkage, and the second friction member is connected with the hub connection spare linkage of turning right. The rotational speed that this shaft coupling can keep balance between a plurality of drive unit is poor, impels each drive unit's output shaft rotational speed can the looks mutually synchronization, reduces or eliminates the mutual interference between the drive unit, and then effectively reduce or avoid shaft coupling self or mechanical equipment's damage.
Description
Technical field
This utility model belongs to machinery production manufacture field, and in particular to a kind of shaft coupling that can limit max. output torque
Device and drive system.
Background technology
There are many plant equipment at present, as tables of equipment motor driving power is inadequate, the moment of torsion of one side drive shaft is restricted
Require, consider that the factors such as stress balance, technology arrangement requirement need to arrange two or more driver elements.And often multiple drivings
The connection of unit be typically with positive coupling connection mode, but even if with factory produce same model asynchronous machine reality
The rotating speed on border is also due to the factor such as voltage pulsation, number of turn of Inside coil produces difference, therefore driver element and driver element
Between will produce internal stress due to interfering, so as to be likely to cause the damage of shaft coupling itself or plant equipment.
In addition, when shaft coupling connection driver element is with driven unit, if the real-time moment of torsion that shaft coupling bears is excessive, it is also possible to cause
The damage of shaft coupling itself or plant equipment.
Utility model content
Based on above-mentioned problem in whole or in part, the purpose of this utility model is to provide one kind and can limit max. output torque
Shaft coupling and the drive system including the shaft coupling, the wherein shaft coupling can balance the rotating speed between multiple driver elements
Difference, promotes the output rotating speed of each driver element be mutually in step, reduces or eliminate interfering between driver element,
And then effectively reduce or avoid the damage of shaft coupling itself or plant equipment.
According to first aspect of the present utility model, there is provided a kind of shaft coupling that can limit max. output torque, including：
Shell；
For the left-hand rotation shaft coupling piece being connected to an external rotating shaft on the left end of the shell；
Right-hand rotation shaft coupling piece in the right-hand member of the shell, for another external rotating shaft can be connected to institute in which turn
State on the right-hand member of shell, wherein in both the left rotary shaft connector and right-hand rotation shaft coupling piece is active rotary elements, and
Another is driven rotation part；
The first friction member being arranged between the shell and right-hand rotation shaft coupling piece and the second friction member, described first
It is engaged with each other with the second friction member, and first friction member is connected with shell, and second friction member
It is connected with right-hand rotation shaft coupling piece；
Wherein, when the load torque of the output torque and the driven rotation part of the active rotary elements is less than or equal to simultaneously
During default maximum static friction moment of torsion between first and second friction member, the left-hand rotation shaft coupling piece, right spindle connection
Part and the shell three are by synchronous axial system；
When the load torque simultaneously greater than described first of the output torque and the driven rotation part of the active rotary elements
And during the second default maximum static friction moment of torsion between friction member, the right-hand rotation shaft coupling piece will be relative to the shell and a left side
Rotating shaft connector rotates.
Preferably, also including being arranged between the shell and right-hand rotation shaft coupling piece and described first and can be promoted
The elastic component that two friction members are fitted each other.
Preferably, the right-hand rotation shaft coupling piece is right axle sleeve, and first friction member is arranged on the housing
First friction plate, second friction member are the second friction plates being set on the right axle sleeve.
Preferably, also including the right end cap that is set in outside the right-hand rotation shaft coupling piece and it is located on the right-hand rotation shaft coupling piece
The adjustment right end cap and shell between spacing adjustment mechanism, the left end of the elastic component and described first and second
One closer to the right end cap in friction member contacts, and its right-hand member is contacted with the right end cap.
Preferably, also including the buffer-type link gear being arranged between the shell and left-hand rotation shaft coupling piece so that institute
State one in both shell and left-hand rotation shaft coupling piece the two can be driven when rotating in another rotation.
Preferably, the left-hand rotation shaft coupling piece is the left axle sleeve that can be inserted in turning in the left end of the shell, described slow
The formula link gear of punching includes：It is arranged between the left axle sleeve and shell and extends towards the shell from the left axle sleeve
It is first raised；Be arranged on it is between the left axle sleeve and shell and from the shell towards the left axle sleeve extend second
It is raised；Elastic buffer component, one end top pressure of the elastic buffer component are simultaneously constrained in first projection, and other end top
Press and constrain in second projection.
Preferably, the described first raised and the second projection quantity is equal and is more than or equal to 2, the elastic buffer component
Quantity is 2 times of first projection, and each described elastic buffer component is opened along the circumferentially-spaced of left-hand rotation shaft coupling piece.
Each described first projection is equally spaced apart along the circumference of the left axle sleeve, and second projection is also along the left axle
The circumference of set is equally spaced apart.Also include being arranged on the clutch shaft bearing between the left axle sleeve and shell and be arranged on described
Second bearing between right-hand rotation shaft coupling piece and shell.
The shaft coupling that max. output torque can be limited of the present utility model can pass through its left-hand rotation shaft coupling piece and right-hand rotation
Shaft coupling piece connects two external rotating shafts respectively on the left end and right-hand member of shell, and passes through the first friction member and second
The max. output torque interacted to limit the shaft coupling of friction member.In detail, under in working order, left rotary shaft connects
One in both fitting and right-hand rotation shaft coupling piece is active rotary elements, and another is driven rotation part, works as active rotary elements
Output torque and driven rotation part load torque simultaneously less than or equal to the default maximum between the first and second friction members
During static friction moment of torsion, left-hand rotation shaft coupling piece, right-hand rotation shaft coupling piece and shell three by synchronous axial system, in two external rotating shafts
Active rotating shaft (being connected with active rotary elements) can non-skidly drive another driven spindle (to be connected with driven rotation part
) rotated, and the load torque for working as the output torque and driven rotation part of active rotary elements is simultaneously greater than first and second
During default maximum static friction moment of torsion between friction member, right-hand rotation shaft coupling piece will be revolved relative to shell and left-hand rotation shaft coupling piece
Turn so that the active rotating shaft in two external rotating shafts can only drive with skidding another driven spindle to be rotated, to ensure
The max. output torque of the shaft coupling is equal to default maximum static friction moment of torsion.
Driven turn is included (with a driven unit when above-mentioned shaft coupling connects a driver element (including active rotating shaft)
Axle) when being connected, if output torque of the load torque born of driven unit more than the shaft coupling, and the output of driver element
Again more than the default maximum static friction moment of torsion between the first and second friction members, the active in two external rotating shafts turns moment of torsion
Axle will drive another driven spindle to be rotated with slipping manner so that above-mentioned shaft coupling can be carried out by way of skidding
Unloading, plays a part of overload protection.
When multiple above-mentioned shaft couplings by multiple driver elements be connected to one concentrate output unit when, multiple driver elements it
Between the characteristics of can limit max. output torque by shaft coupling balancing the speed discrepancy between multiple driver elements, promote each
The output rotating speed of driver element can be mutually in step.At the same time, it is also possible to limit max. output torque by shaft coupling
Feature effectively reduces or avoids the damage of shaft coupling itself or plant equipment eliminating the interference between driver element.It is above-mentioned
Axle device can also limit the max. output torque that driver element is transported in concentration output unit, to avoid driver element in overload
After damage.
According to second aspect of the present utility model, a kind of drive system is also provided, including multiple driver elements and concentrate defeated
Go out unit, it is single that each described driver element is connected to concentration output by shaft coupling described according to a first aspect of the present invention
Unit.
Preferably, also including the reductor being arranged between the shaft coupling and concentration output unit, the reductor
Input shaft can be connected on the shell of the shaft coupling by the right-hand rotation shaft coupling piece of the shaft coupling in which turn, and the reductor
Output shaft be connected with the concentration output unit, the left rotary shaft of the output shaft of the driver element by the shaft coupling
Connector is connected to the shell.
It is defeated that multiple driver elements are connected to a concentration by multiple above-mentioned shaft couplings by drive system of the present utility model
It is when going out unit, multiple to balance the characteristics of the drive system constituted by they can limit max. output torque by shaft coupling
Speed discrepancy between driver element, promotes the output rotating speed of each driver element be mutually in step.At the same time, the driving
The characteristics of system can limit max. output torque by shaft coupling is effectively reduced or is kept away eliminating the interference between driver element
Exempt from the damage of shaft coupling itself or plant equipment.Above-mentioned shaft coupling can also limit driver element and be transported to concentration output unit
In max. output torque, to avoid drive system from damaging after overload.Additionally, the structure letter of drive system of the present utility model
It is single reliable, popularization and application convenient to carry out.
Description of the drawings
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
Needed for specific embodiment or description of the prior art, accompanying drawing to be used is briefly described.In all of the figs, it is similar
Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to actual ratios
Draw.
Fig. 1 is the sectional view of the shaft coupling according to this utility model embodiment；
Fig. 2 is the A-A direction views of the shaft coupling according to this utility model embodiment；
Fig. 3 is the top view of the shell according to this utility model embodiment；
Fig. 4 is the application schematic diagram of the driving means according to this utility model embodiment.
Description of reference numerals：1st, shell；2nd, left-hand rotation shaft coupling piece；3rd, right-hand rotation shaft coupling piece；4th, the first friction member；5th,
Two friction members；6th, elastic component；7th, right end cap；8th, adjustment mechanism；9th, elastic buffer component；10th, clutch shaft bearing；11st, second
Bearing；111st, first is raised；211st, second is raised；112nd, scale value；61st, driver element；62nd, max. output torque can be limited
Shaft coupling；63rd, reductor；64th, concentrate output unit.
Specific embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
This utility model provides a kind of shaft coupling 62 that can limit max. output torque, as shown in figure 1, including：Shell
1；For an external rotating shaft (not shown) is connected to the left-hand rotation shaft coupling piece 2 on the left end of shell 1；Located at the right-hand member of shell
Interior right-hand rotation shaft coupling piece 3, for another external rotating shaft (not shown) to be pivotally connected to the right-hand member of shell 1.Its
In, so-called external rotating shaft refers to the rotating shaft of driver element (such as motor), driven unit or decelerator etc., the non-shaft coupling
62 part.
As shown in figure 1, shaft coupling 62 also includes the first friction member 4 being arranged between shell 1 and right-hand rotation shaft coupling piece 3
With the second friction member 5, the first and second friction members (4,5) be engaged with each other, and the first friction member 4 linked with shell 1
Connection, and the second friction member 5 is connected with right-hand rotation shaft coupling piece 3.Above-mentioned so-called being connected refers to and ensure that two
The connection that individual part is together rotated, such as bonded, spline connection, welding and riveting etc..
The shaft coupling 62 that max. output torque can be limited of the present utility model can pass through its left-hand rotation shaft coupling piece 2 and the right side
Rotating shaft connector 3 connects two external rotating shafts respectively on the left end and right-hand member of shell 1, and passes through the first friction member 4
With the max. output torque interacted to limit the shaft coupling 62 of the second friction member 5.In detail, in working order
Under, in both left-hand rotation shaft coupling piece 1 and right-hand rotation shaft coupling piece 2 is active rotary elements, and another is driven rotation part,
When active rotary elements output torque and driven rotation part load torque simultaneously less than or equal to the first and second friction members (4,
5), during default maximum static friction moment of torsion between, left-hand rotation shaft coupling piece 2, right-hand rotation shaft coupling piece 3 and 1 three of shell turn synchronous
Dynamic, the active rotating shaft (being connected with active rotary elements) in two external rotating shafts can non-skidly drive another driven turn
Axle (being connected with driven rotation part) is rotated, and the load for working as the output torque and driven rotation part of active rotary elements turns
Square be simultaneously greater than the first and second friction members (4,5) between default maximum static friction moment of torsion when, right-hand rotation shaft coupling piece 3 is by phase
For shell 1 and left-hand rotation shaft coupling piece 2 rotate so that the active rotating shaft in two external rotating shafts can only drive another in which skid
Individual driven spindle is rotated, to ensure that the max. output torque of the shaft coupling 62 is equal to default maximum static friction moment of torsion.
Driven turn is included (with a driven unit when above-mentioned shaft coupling 62 connects a driver element (including active rotating shaft)
Axle) when being connected, if the load torque born of driven unit is more than the output torque of the shaft coupling 62, and driver element is defeated
Go out moment of torsion again more than the first and second friction members (4,5) between default maximum static friction moment of torsion, in two external rotating shafts
Active rotating shaft another driven spindle will be driven to be rotated with slipping manner so that above-mentioned shaft coupling 62 can by skid
Mode unloaded, play a part of overload protection.
When multiple driver elements are connected to one by multiple above-mentioned shaft couplings 62 concentrates output unit, multiple driver elements
Between the characteristics of can limit max. output torque by shaft coupling 62 balancing the speed discrepancy between multiple driver elements, promote
The output rotating speed of each driver element can be mutually in step.At the same time, it is also possible to limit maximum output by shaft coupling 62
The characteristics of moment of torsion, eliminates the interference between driver element, effectively reduces or avoid the damage of shaft coupling 62 itself or plant equipment
It is bad.Above-mentioned shaft coupling 62 can also limit the max. output torque that driver element is transported in concentration output unit, to avoid driving
Moving cell is damaged after overload.
In this embodiment, above-mentioned right-hand rotation shaft coupling piece 3 is right axle sleeve 31, and the first friction member is set on shell
First friction plate 41, the second friction member are the second friction plates 51 being set on right axle sleeve 31.For the first friction member with
Being connected for shell and being connected for the second friction member and right-hand rotation shaft coupling piece, those skilled in the art can be according to tool
Body component shape and operating mode select suitable connected mode, and such as the first friction plate 41 and shell are connected preferably into being bonded
Connect or spline connection, the second friction plate 51 is connected preferably into bonded or spline connection with right-hand rotation shaft coupling piece.
In this embodiment, shaft coupling 62 also includes the elastic component 6 being arranged between shell 1 and right-hand rotation shaft coupling piece 3,
And elastic component can promote the first and second friction members (4,5) fit each other.Elastic component 6 by first and second rub structures
Part (4,5) mutually compress.Preferably, shaft coupling 62 also includes the right end cap 7 being set in outside right-hand rotation shaft coupling piece 3 and is located at right-hand rotation
The adjustment mechanism 8 of the spacing between adjustment right end cap and shell on shaft coupling piece, the left end of elastic component 6 and first and second
Friction member (4,5) in one closer to right end cap contact, and its right-hand member is contacted with right end cap 7.Elastic component 6 can
Think spring, rubber etc., which is preferably disk spring.Between being adjusted between right end cap 7 and shell 1 by adjustment mechanism 8
Away from so as to the compression degree of regulation elasticity component 6, it is possible to adjust the first and second friction members (4,5) between when contacting
Frictional force, with reach adjust the first and second friction plates (4,5) between default maximum static friction moment of torsion.When therebetween
Default stiction increase, correspondingly the default maximum static friction moment of torsion of shaft coupling 62 also increases, its driving that can be limited
The max. output torque of unit also just increases therewith.Therefore, adjustment mechanism 8, the design of right end cap 7 and elastic component 6 increased
The universal adaptability of shaft coupling 62, allow it to be adapted to the driver element of different model, according to its driving force and can bear
Internal stress adjusting the compression degree of elastic component, to reach the effect of the default maximum static friction moment of torsion of adjustment.Wherein, adjust machine
The Main Function of structure 8 is the position for constraining right end cap 7, therefore which can be located on right-hand rotation shaft coupling piece 3 and be located at the right side
The structures such as the nut of the right-hand member of end cap 7, alignment pin, interface arrangment (such as jump ring).
In one embodiment, as shown in Fig. 2 shaft coupling 62 also includes being arranged between shell 1 and left-hand rotation shaft coupling piece 2
Buffer-type link gear so that in both shell 1 and left-hand rotation shaft coupling piece 2 can drive the two when rotating
Another rotation.If simply by the first and second friction members (4,5) the relative mode slided realize limiting maximum output
The effect of moment of torsion, (4, excessive wear 5) and heating are affected using their use to be likely to result in the first and second friction members
Life-span.Therefore, in order to improve service life, buffer-type link gear can be provided between left-hand rotation shaft coupling piece 2 and shell 1,
Multiple stage driver element can be balanced by buffer-type link gear when the transient speed difference very little between each driver element
Speed discrepancy, make the output shaft synchronization of driver element.When rotating speed difference is larger, buffer-type link gear cannot be put down
Weighing apparatus, then by the first and second friction members (4,5) between relative displacement realizing synchronization, tend to the operation of drive system
It is stable.
In a preferred embodiment, left-hand rotation shaft coupling piece 2 is the left axle sleeve that can be inserted in turning in the left end of shell
21, buffer-type link gear includes：It is arranged between left axle sleeve 21 and shell 1 and extends towards shell 1 from left axle sleeve 21
The first projection 211；Be arranged on it is between left axle sleeve 21 and shell 1 and from shell 1 towards left axle sleeve 21 extend it is second convex
Play 111；Elastic buffer component 9, one end top pressure of elastic buffer component 9 are simultaneously constrained in the first projection 211, and other end top pressure
And constrain in the second projection 111.Constrained by first raised 211 on left axle sleeve 21 and the second projection 111 on shell 1
Elastic buffer component 9, with the function of realizing balancing and buffering, its simple structure, connection are reliable.It is highly preferred that the first projection 211
It is equal with the quantity of the second projection 111 and be more than or equal to 2, the quantity of elastic buffer component 9 is 2 times of the first projection, each bullet
Property buffer component 9 is opened along the circumferentially-spaced of left axle sleeve 21.Each first projection 211 along left axle sleeve 21 it is circumferential equally spacedly
It is spaced apart, the second projection 111 is equally spaced apart also along the circumference of left axle sleeve 21.Said structure is conducive to arranging multiple bullets
Property buffer component 9, more preferably, and because the first raised 211 and second projection 111 is all circumferential being equally spaced to its buffering effect
Arrange, specification identical elastic buffer component 9 can be selected.Elastic buffer component 9 can be spring, rubber etc..
In a preferred embodiment, as shown in figure 3, being located at for showing default maximum static friction on shell 1
The scale value 112 of moment of torsion.When the scale value is used to show 7 opposite shell 1 of right end cap different position, correspondence it is different it is default most
Big static friction moment of torsion.Relative position of the right end cap 7 corresponding to right axle sleeve 31, elastic structure can be adjusted by above-mentioned adjustment mechanism 8
The decrement of part 6 also just accordingly there occurs change, thus the first and second friction members (4,5) between default maximum static friction
Moment of torsion also just there occurs change therewith.During actual use, operator can come on this basis to shaft coupling 62
It is adjusted.
In a preferred embodiment, in order to improve the service life of left axle sleeve 21 and right axle sleeve 31, shaft coupling 62 is also
Including the clutch shaft bearing 10 being arranged between left axle sleeve 21 and shell 1 and the second axle being arranged between right axle sleeve 31 and shell 1
11 are held, and the service life of left axle sleeve 21 and right axle sleeve 31 are improved with by way of reducing frictional resistance.
During actual production is assembled, the shaft coupling 62 should be assembled as a mechanism part, when dispatching from the factory and be completed, dress
It is as follows with step：1. by the first and second bearings (10,11) be separately mounted on left axle sleeve 21 and right axle sleeve 31, then by left axle sleeve
21 and right axle sleeve 31 insert and be installed on shell 1；2. elastic buffer component 9 is arranged between left axle sleeve 21 and shell 1；3.
First friction plate 4 and the second friction plate 5 are installed between right axle sleeve 31 and shell 1, and by elastic component 6 and right end cap 7 according to
Secondary being arranged is installed on right axle sleeve 31, finally according to the scale value 112 on 1 body of shell by adjustment mechanism 8 adjusting right end cap 7
Position, makes the default maximum static friction torque value of shaft coupling 62 arrange on the rating number for needing.
As shown in figure 4, this utility model additionally provides a kind of drive system.The drive system includes multiple driver elements 61
With concentrate output unit 64, each driver element 61 by above-mentioned shaft coupling 62 be connected to concentrate output unit 64.Wherein,
The driver element 61 is chosen as the equipment that motor, electromotor etc. are capable of active output torque, described and concentrate output unit
64 it is optional be gear, gear train or other can at the same receive multiple input torques and by multiple input torques with one output turn
The equipment that rectangular is outwards exported.
Multiple driver elements 61 are connected to a collection by multiple above-mentioned shaft couplings 62 by drive system of the present utility model
During middle output unit 64, come the characteristics of the drive system constituted by they can limit max. output torque by shaft coupling 62
The speed discrepancy between multiple driver elements 61 is balanced, promotes the output rotating speed of each driver element 61 be mutually in step.With
This is eliminated between driver element 61 the characteristics of drive system can limit max. output torque by shaft coupling 62 simultaneously
Interfere, effectively reduce or avoid the damage of shaft coupling 62 itself or plant equipment.Above-mentioned shaft coupling 62 can also limit driving
Unit 61 is transported to the max. output torque in concentration output unit 64, to avoid drive system from damaging after overload.Additionally, this
Simple and reliable for structure, the popularization and application convenient to carry out of the drive system of utility model.
Drive system also includes the reductor 63 being arranged between shaft coupling 62 and concentration output unit 64, reductor 63
Input shaft can be connected on the shell 1 of shaft coupling 62 by the right-hand rotation shaft coupling piece 3 of shaft coupling 62 in which turn, and reductor 63 is defeated
Shaft is connected with output unit 64 is concentrated, the left-hand rotation shaft coupling piece of the output shaft of driver element 61 by the shaft coupling 62
2 are connected to shell 1.Reductor 63 by rotating speed is reduced with certain gear ratio and can be obtained than original much larger torsion
Square, to improve the economic performance of whole drive system.
Can be by above-mentioned drive system applications in actual production, such as certain Belt transport chain-drive section driving means is mainly by driving
Unit 61 (being motor herein), the shaft coupling 62 that max. output torque can be limited, reductor 63, concentration output unit 64
(being driving drum herein) constitutes, and the adhesive tape conveyor is according to bandwidth, belt speed, freight volume, horizontal length, hoisting depth, inclination angle
Driving power 17kw, the make a concerted effort 35kN, maximum drive torque 4kNm of driving drum are calculated etc. parameter.From the biography of code name 6550.1
The dynamic cylinder 40kN that makes a concerted effort allowable meets requirement, but allowable torque 3.5kNm is unsatisfactory for requiring, therefore drives list using with two
The drive system of unit 61 can meet the requirement of driving torque allowable.
Adhesive tape conveyor separate unit driving device motor model Y160M-4, power 11kw, rotating speed 1460r/min are maximum to drive
Dynamic torque 2kNm, according to 63 gear ratio of reductor and efficiency, can limit the volume of the shaft coupling 62 of max. output torque from this
It is 630Nm to determine torque (i.e. maximum static friction moment of torsion).
When the motor transient speed of two driver elements 61 is different in 1460r/min micro fluctuations rotating speed, the energy
The 62 scalable speed discrepancy of shaft coupling of max. output torque is enough limited, makes the rotating speed of two 63 output shafts of reductor consistent.Work as glue
When band transporter occurs the phenomenons such as card group when running, the first friction member 4 of the shaft coupling 62 of max. output torque can be limited
Or second friction member 5 instantaneous torque be more than 630Nm, the device the first and second friction members (4,5) between can send out
It is raw to skid, play a part of protection.
It should be noted that：In this application, so-called default maximum static friction force refers to the first and second friction members
(4,5) between reason maximum static friction force produced by torque, or the first and second friction members (4,5) between produce
Can prevent the first and second friction members (4, the maximum moment for 5) producing relative rotation.In the description of the present application, need
It is understood by, the orientation or position relationship of the instruction such as term "left", "right" based on orientation shown in the drawings or position relationship, are only
It is to describe for the ease of describing this utility model and simplifying, rather than indicates or imply that the device or element of indication there must be spy
Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type, which all should be covered in the middle of the scope of claim of the present utility model and description.
Claims (10)
1. a kind of shaft coupling that can limit max. output torque, it is characterised in that include：
Shell；
For the left-hand rotation shaft coupling piece being connected to an external rotating shaft on the left end of the shell；
Right-hand rotation shaft coupling piece in the right-hand member of the shell, it is described outer for another external rotating shaft can be connected in which turn
On the right-hand member of shell, wherein in both the left rotary shaft connector and right-hand rotation shaft coupling piece is active rotary elements, and it is another
Individual is driven rotation part；
The first friction member being arranged between the shell and right-hand rotation shaft coupling piece and the second friction member, described first and
Two friction members are engaged with each other, and first friction member is connected with shell, and second friction member and the right side
Rotating shaft connector is connected；
Wherein, when the active rotary elements output torque and the driven rotation part load torque simultaneously less than or equal to described
During default maximum static friction moment of torsion between the first and second friction members, the left-hand rotation shaft coupling piece, right-hand rotation shaft coupling piece and
The shell three is by synchronous axial system；
When the load torque simultaneously greater than described first and the of the output torque and the driven rotation part of the active rotary elements
During default maximum static friction moment of torsion between two friction members, the right-hand rotation shaft coupling piece will be relative to the shell and left rotary shaft
Connector rotates.
2. shaft coupling according to claim 1, it is characterised in that also including being arranged on the shell and right-hand rotation shaft coupling piece
Between and the elastic component that first and second friction member fitted each other can be promoted.
3. shaft coupling according to claim 2, it is characterised in that the right-hand rotation shaft coupling piece is right axle sleeve, described first
Friction member is to be arranged the first friction plate on the housing, and second friction member is set on the right axle sleeve
Second friction plate.
4. shaft coupling according to claim 3, it is characterised in that also including the right side being set in outside the right-hand rotation shaft coupling piece
The adjustment mechanism of the spacing between end cap and the adjustment right end cap being located on the right-hand rotation shaft coupling piece and shell, the bullet
The left end of property component is contacted with closer to the right end cap in first and second friction member, and its right-hand member
Contact with the right end cap.
5. the shaft coupling according to any one of claim 1 to 4, it is characterised in that also including be arranged on the shell with
Buffer-type link gear between left-hand rotation shaft coupling piece so that in both the shell and left-hand rotation shaft coupling piece is rotating
When can drive another rotation in the two.
6. shaft coupling according to claim 5, it is characterised in that the left-hand rotation shaft coupling piece be can be inserted in turning it is described
Left axle sleeve in the left end of shell, the buffer-type link gear include：Be arranged on it is between the left axle sleeve and shell and from
On the left axle sleeve towards the shell extend it is first raised；It is arranged between the left axle sleeve and shell and from described outer
On shell towards the left axle sleeve extend it is second raised；Elastic buffer component, one end top pressure of the elastic buffer component about
Beam is in first projection, and other end top pressure constrains in second projection.
7. shaft coupling according to claim 6, it is characterised in that the described first raised and the second projection quantity it is equal and
More than or equal to 2, the quantity of the elastic buffer component is 2 times of first projection, each described elastic buffer component along
The circumferentially-spaced of left-hand rotation shaft coupling piece is opened.
8. shaft coupling according to claim 6, it is characterised in that on the housing located at for show it is described it is default most
The scale value of big static friction moment of torsion.
9. a kind of drive system, it is characterised in that including multiple driver elements and concentrate output unit, each described driver element
The concentration output unit is connected to by the shaft coupling according to any one of claim 1 to 8.
10. drive system according to claim 9, it is characterised in that also including being arranged on the shaft coupling and concentrate defeated
The reductor gone out between unit, the input shaft of the reductor can be connected to by the right-hand rotation shaft coupling piece of the shaft coupling in which turn
On the shell of the shaft coupling, and the output shaft of the reductor is connected with the concentration output unit, described to drive list
The output shaft of unit is connected to the shell by the left-hand rotation shaft coupling piece of the shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145894.4U CN206111890U (en) | 2016-10-21 | 2016-10-21 | Can restrict shaft coupling and actuating system of maximum output moment of torsion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621145894.4U CN206111890U (en) | 2016-10-21 | 2016-10-21 | Can restrict shaft coupling and actuating system of maximum output moment of torsion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907350A (en) * | 2017-12-30 | 2018-04-13 | 浙江联宜电机有限公司 | Scooter drive axle load simulating device |
| CN115256447A (en) * | 2022-07-12 | 2022-11-01 | 深圳金博仕机器人有限公司 | Mechanical finger with force limiting device |
-
2016
- 2016-10-21 CN CN201621145894.4U patent/CN206111890U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907350A (en) * | 2017-12-30 | 2018-04-13 | 浙江联宜电机有限公司 | Scooter drive axle load simulating device |
| CN107907350B (en) * | 2017-12-30 | 2024-03-29 | 浙江联宜电机有限公司 | Load simulator for drive axle of scooter |
| CN115256447A (en) * | 2022-07-12 | 2022-11-01 | 深圳金博仕机器人有限公司 | Mechanical finger with force limiting device |
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