CN201013783Y - Self supporting type large deflection high elasticity couplings - Google Patents

Self supporting type large deflection high elasticity couplings Download PDF

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Publication number
CN201013783Y
CN201013783Y CNU2006200486788U CN200620048678U CN201013783Y CN 201013783 Y CN201013783 Y CN 201013783Y CN U2006200486788 U CNU2006200486788 U CN U2006200486788U CN 200620048678 U CN200620048678 U CN 200620048678U CN 201013783 Y CN201013783 Y CN 201013783Y
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CN
China
Prior art keywords
flange
self
shaft
supporting
flexibility bar
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2006200486788U
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Chinese (zh)
Inventor
孔曼军
史以捷
奚曹良
谢华银
孙利民
孔捷
施君林
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711th Research Institute of CSIC
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711th Research Institute of CSIC
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Priority to CNU2006200486788U priority Critical patent/CN201013783Y/en
Application granted granted Critical
Publication of CN201013783Y publication Critical patent/CN201013783Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/50Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
    • F16D3/72Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts
    • F16D3/74Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts the intermediate member or members being made of rubber or other rubber-like flexible material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16DCOUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/50Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
    • F16D3/72Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members with axially-spaced attachments to the coupling parts

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)

Abstract

The utility model provides a self-supporting large-deflection high-elasticity coupler which mainly includes an input connecting disc, an elastic element, a supporting shaft sleeve, a transition disc, a flange shaft, a flexible rod structure, an output connecting disc, etc. wherein, input shaft is connected with the input connecting disc; the supporting shaft sleeve is arranged between the elastic element and the shaft of the input connecting disc; so the self-weight of the elastic element can be transmitted to the input shaft by the supporting of the input connecting disc to implement the self-supporting of the shaft system; a first flexible rod structure is respectively connected with the elastic element and the flange shaft; a second flexible rod structure is respectively fixedly connected with the flange shaft and the output connecting disc; the output connecting disc and the flange shaft are articulated by a sphere; the flange shaft, flexible rod structure and the sphere bearing can implement the large deflection function of the coupler. The coupler has self-supporting capability, leads the shaft system dense, and meets the high elasticity and large displacement supplementation capability requirements of the transmission shaft system.

Description

Self-supporting large-deflection high-elasticity coupling
Technical field
The utility model relates to a kind of elastic coupling flexible coupling, especially, relates to a kind of self-supporting large-deflection high-elasticity coupling.
Background technique
Highly elastic shaft coupling is the important universal component in the mechanical transmission.All obtained in machinery in fields such as boats and ships, locomotive, automobile, metallurgical mine, light textile, agricultural machinery and the transmission system using widely.High-elastic rubber coupling is in power transmission shaft system, except the requirement of satisfying transferring power, can also play vibration damping, keep away shake, the degree of misaligning of noise reduction, compensating shaft system and the equipment that reduces in the axle system bears because of the effect of the improper additional stress that causes is installed.
The common structural type of existing band supporting structure large-deflection high-elasticity coupling assembly is: elastic element one end is the input end of coupling, Hooks coupling universal coupling one end is the output terminal of coupling, and the minor axis between Hooks coupling universal coupling input end and the elastic element output terminal is supported by intermediate support structure; Such highly elastic shaft coupling is owing to comprise elastic element, can satisfy the distortion of axle system, and function with absorbing, yet the ability that does not possess oneself's supporting output terminal weight, must support by other equipment such as intermediate support, gear-box, otherwise with regard to cisco unity malfunction, be difficult to satisfy well the requirement of user aspect size layout and vibration and noise reducing, make its application be subjected to certain restriction.
The model utility content
The purpose of this utility model is to provide a kind of highly elastic shaft coupling, and this coupling possesses self-supporting ability, does not promptly need the auxiliary coupling shaft of other supporting system, can also satisfy the high elasticity requirement of drive line.
Another purpose of the present utility model is to provide a kind of highly elastic shaft coupling of large deflection, to satisfy the large displacement compensation capability requirement of drive line.
In order to solve the technical problem, certainly the highly elastic shaft coupling that supports of the present utility model comprises that input connects dish, elastic element and output end, be characterized in also comprising: supporting sleeve, the one end is provided with first flange plate, also is provided with a plurality of first joints on first flange plate; And circular transition disc; It is the axle that an end is provided with second flange plate that input connects dish; Elastic element has second joint, the 3rd joint and the 4th joint; The axial region that input connects dish is connected rotationally with supporting sleeve, several elastic elements are around supporting sleeve and fixedly connected with it by second joint respectively, first flange plate of supporting sleeve is by being connected rotationally with the 3rd flange plate that input connects dish, and be connected rotationally with transition disc, fixedly connected with a plurality of second joints with a plurality of first joints respectively in the edge section of transition disc; The 4th joint of elastic element is fixedlyed connected with the output end.
Described self support type highly elastic shaft coupling, its further characteristics be, described fixedly connected be that bolt connects, the described connection rotationally is to connect by bearing.
Described self support type highly elastic shaft coupling, its further characteristics are that described bearing is the self oiling bearing that is made of special composite material.
Described self support type highly elastic shaft coupling, its further characteristics are that the self oiling bearing between described first flange plate and described the 3rd flange plate and the described transition disc is the selflubricating thrust bearing.
Described self support type highly elastic shaft coupling, its further characteristics are that described output terminal comprises: flange shaft, the one end is provided with first flange, and the other end is provided with second flange, and described flange shaft is the axle of hollow; The first flexibility bar structure and second flexibility bar structure and the spherical bearing; A plurality of first flexibility bar structures are along the circumference apart arrangement of first flange, and an end is fixedlyed connected with first flange, a plurality of second flexibility bar structures are along the circumference apart arrangement of second flange, and an end is fixedlyed connected with second flange, the other end of the first flexibility bar structure is fixedlyed connected with the input end, the other end of the second flexibility bar structure connects dish with output fixedlys connected, and the bar length direction of the first flexibility bar structure or the second flexibility bar structure is axial perpendicular to described flange shaft; There is a bump body at the center that output connects dish, and bump body stretches into the hollow space of described flange shaft, and flange shaft is hinged by spherical bearing and bump body.
Described self support type highly elastic shaft coupling, its further characteristics are that described bump body is the mandrel of fixedlying connected with described output disc by bolt.
Supporting sleeve can play supporting role to elastic element, and supporting sleeve is connected to input shaft, thus the weight of whole coupling bear by input shaft, do not need other aiding support to connect; Because the flexibility bar structure has in light weightly, torque transmission capacity is strong, flexible characteristics such as big, and the utility model combines the flexibility bar structure by flange shaft, make coupling possess better large deflection performance; By means of the self-lubricating ball spherical bearing, flange shaft has three rotary freedoms, flexibility bar structure, output connect dish, self-lubricating ball bearing and flange shaft acting in conjunction can realize big angle bit shift compensation function, and the flexibility bar structure can also realize axially big bit shift compensation function.
Below in conjunction with the drawings and specific embodiments content of the present utility model is done more detailed description.
Description of drawings
Fig. 1 is the embodiment's of a self-supporting large-deflection high-elasticity coupling of the present utility model sectional view.
Embodiment
As shown in Figure 1, the critical piece of self-cradling type large-deflection high-elasticity coupling of the present utility model comprises that input connects dish 1, transition disc 5, self oiling bearing 2, selflubricating thrust bearing 4, supporting sleeve 3, elastic element 6, the first flexibility bar structure 7, flange shaft 8, the second flexibility bar structure 9, self-lubricating ball spherical bearing 10, exports to connect and coil 11.
It is the axle that has flange plate 101 that input connects dish 1, and flange plate 101 is provided with and is used for bolted tapped hole 102, and the input shaft (not shown) connects dish 1 by this tapped hole 102 and input and is connected; One end of supporting sleeve 3 is provided with flange plate 301, the other end is provided with the projection 302 around its axle body, be connected by bolt with elastic element 6 by projection 302, supporting sleeve 3 is nested with in input and connects on the axle body of dish 1, and be provided with bearing 2 between both axle bodies, preferably, bearing 2 is self oiling bearings, especially by the self oiling bearing that is made of composite material; The flange plate 301 of supporting sleeve 3 and input connect between the fitting surface of dish 1 flange plate 101 and are provided with thrust bearing 4, and thrust bearing 4 is preferably the selflubricating thrust bearing that is made of composite material; Be provided with thrust bearing 4 between the fitting surface of flange plate 301 and transition disc 5 equally.In the present embodiment, elastic element 6 is that cross section is fan-shaped cylinder, elastic element 6 rings are located on the axle body of supporting sleeve 3, elastic element 6 is provided with the flange that is used to connect, wherein, flange 601 is used for being connected with supporting sleeve 3 by bolt, and flange 602 is used for being connected with the first flexibility bar structure 7; The oblique protrusion 103 that is used to connect that is extended with in the edge section of flange plate 101, transition disc 5 for toroidal and be arranged on flange plate 101 and elastic element 6 between, the flange 603 of elastic element 6, transition disc 5, protrusion 103 are bolted to connection.Connect dish 1 the time when power is passed to input from input shaft, power can be passed to elastic element 6 from transition disc 5, is passed to the structure on the left side again; When elastic element 6 is subjected to loading, can deform, this moment fixedly connected with it supporting sleeve 3 can be correspondingly relatively input connect coil 1 and transition disc 5 rotate, can guarantee that the torsional elasticity function of coupling is unaffected; Because elastic element 6 is subjected to importing the supporting that connects dish 1, near connecing dish 1 power input device that is connected with input, thereby the deadweight of its elastic element 6 can be by bearing with power input device, realize the supporting certainly that whole axle is, and whole axle system becomes compact owing to saved intermediate supporting device.
The first flexibility bar structure 7 and the second flexibility bar structure 9 are looped around flange shaft 8 and are provided with, and this flexibility bar structure is the known structure of one of ordinary skill in the art, such as can be the structure that has some steel discs to be formed by stacking.One end of the first flexibility bar structure 7 is connected with flange 602 by bolt, and the flange 801 of the other end by bolt and flange shaft 8 is connected by bolt; One end of the second flexibility bar structure 9 and the flange of flange shaft 8 802 are connected by bolt, and the other end and output connect dish 11 and is connected by bolt.Flange shaft 8 is a hollow structure, the center that output connects dish 11 is connected with mandrel 110, mandrel 110 stretches in the hole of flange shaft 8, the hole wall of flange shaft 8 and mandrel 110 are hinged by self-lubricating ball spherical bearing 10, by means of self-lubricating ball spherical bearing 10, flange shaft 8 has three rotary freedoms with respect to mandrel 110; Mandrel 110 connects dish 11 with output and can be connected by bolt.
After input power is passed to the first flexibility bar structure 7 from elastic element 6, be passed to flange shaft 8, the second flexibility bar structure 9 again, output power to output at last and connect dish 11.The second flexibility bar structure 9, output connect dish 11, self-lubricating ball bearing 10, flange shaft 8 and 7 actings in conjunction of the first flexibility bar structure and realize big angle bit shift compensation function, realize axially big bit shift compensation function by the first flexibility bar structure 7 simultaneously.

Claims (6)

1. a self-supporting large-deflection high-elasticity coupling self support type highly elastic shaft coupling comprises that input connects dish, elastic element and output end, is characterized in that: also comprise
Supporting sleeve, an end is provided with first flange plate, also is provided with a plurality of first joints on described first flange plate; And
Circular transition disc;
It is the axle that an end is provided with second flange plate that described input connects dish;
Described elastic element has second joint, the 3rd joint and the 4th joint;
The axial region that described input connects dish is connected rotationally with described supporting sleeve, several described elastic elements are around described supporting sleeve and fixedly connected with it by described second joint respectively, first flange plate of described supporting sleeve is by being connected rotationally with the 3rd flange plate that described input connects dish, and be connected rotationally with described transition disc, fixedly connected with a plurality of described second joints with described a plurality of first joints respectively in the edge section of described transition disc;
The 4th joint of described elastic element is fixedlyed connected with described output end.
2. self-supporting large-deflection high-elasticity coupling as claimed in claim 1 is characterized in that, described fixedly connected be that bolt connects, the described connection rotationally is to connect by bearing.
3. self-supporting large-deflection high-elasticity coupling as claimed in claim 2 is characterized in that, described bearing is the self oiling bearing that is made of composite material.
4. self-supporting large-deflection high-elasticity coupling as claimed in claim 3 is characterized in that, the self oiling bearing between described first flange plate and described the 3rd flange plate and the described transition disc is the selflubricating thrust bearing.
5. as the described self-supporting large-deflection high-elasticity coupling of arbitrary claim in the claim 1 to 4, it is characterized in that: described output terminal comprises
Flange shaft, an end is provided with first flange, and the other end is provided with second flange, and described flange shaft is the axle of hollow;
The flexibility bar structure comprises the first flexibility bar structure and the second flexibility bar structure;
Spherical bearing;
A plurality of described first flexibility bar structures are along the circumference apart arrangement of described first flange, and an end is fixedlyed connected with described first flange, a plurality of described second flexibility bar structures are along the circumference apart arrangement of described second flange, and an end is fixedlyed connected with described second flange, the other end of the described first flexibility bar structure is fixedlyed connected with the input end, the other end of the described second flexibility bar structure connects dish with output fixedlys connected, and the bar length direction of the described first flexibility bar structure or the second flexibility bar structure is axial perpendicular to described flange shaft;
There is a bump body at the center that described output connects dish, and described bump body stretches into the hollow space of described flange shaft, and described flange shaft is hinged by described spherical bearing and described bump body.
6. self-supporting large-deflection high-elasticity coupling as claimed in claim 5 is characterized in that, described bump body is the mandrel of fixedlying connected with described output disc by bolt.
CNU2006200486788U 2006-12-07 2006-12-07 Self supporting type large deflection high elasticity couplings Expired - Fee Related CN201013783Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006200486788U CN201013783Y (en) 2006-12-07 2006-12-07 Self supporting type large deflection high elasticity couplings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006200486788U CN201013783Y (en) 2006-12-07 2006-12-07 Self supporting type large deflection high elasticity couplings

Publications (1)

Publication Number Publication Date
CN201013783Y true CN201013783Y (en) 2008-01-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2006200486788U Expired - Fee Related CN201013783Y (en) 2006-12-07 2006-12-07 Self supporting type large deflection high elasticity couplings

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106763264A (en) * 2016-12-27 2017-05-31 无锡创明传动工程有限公司 A kind of metal disc stack flexible coupling
CN107250755A (en) * 2014-12-12 2017-10-13 诺沃皮尼奥内股份有限公司 Couple load measurement method and device
CN112112906A (en) * 2020-06-01 2020-12-22 上海双钰传动机械有限公司 Laminated flexible coupling

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107250755A (en) * 2014-12-12 2017-10-13 诺沃皮尼奥内股份有限公司 Couple load measurement method and device
US11054324B2 (en) 2014-12-12 2021-07-06 Nuovo Pignone Srl Coupling load measurement method and device
CN106763264A (en) * 2016-12-27 2017-05-31 无锡创明传动工程有限公司 A kind of metal disc stack flexible coupling
CN112112906A (en) * 2020-06-01 2020-12-22 上海双钰传动机械有限公司 Laminated flexible coupling

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080130

Termination date: 20100107