CN202176627U - Elastic coupler for transferring rotating motion - Google Patents
Elastic coupler for transferring rotating motion Download PDFInfo
- Publication number
- CN202176627U CN202176627U CN2011202728049U CN201120272804U CN202176627U CN 202176627 U CN202176627 U CN 202176627U CN 2011202728049 U CN2011202728049 U CN 2011202728049U CN 201120272804 U CN201120272804 U CN 201120272804U CN 202176627 U CN202176627 U CN 202176627U
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- elastic
- output member
- input component
- piece
- metallic
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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
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding 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
- F16D3/52—Yielding 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 comprising a continuous strip, spring, or the like engaging the coupling parts at a number of places
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
An elastic coupler for transferring rotating motion comprises an elastic non-metal body, an elastic metal spiral body, a clamping spring, an input piece and an output piece. The input piece and the output piece are assembled into a whole and connected through a male connecting structure and a female structure, and the male connecting structure and the female structure are formed by protruding columns and cylindrical holes which are arranged on the input piece and the output piece. Two end faces of the elastic metal spiral body are respectively embedded in grooves on opposite end faces of the input piece and the output piece. The elastic non-metal body is filled between the input piece and the output piece. The elastic coupler for transferring rotating motion transfers torque from the input piece to the output piece by utilizing deformation of the elastic metal spiral body and simultaneously decays vibration of a transmission system by utilizing deformation of the elastic non-metal body. The elastic coupler for transferring rotating motion is simple in structure, good in effect of isolating and decaying vibration of the transmission system, small in size, large in bearing capacity, low in cost, capable of achieving motion and torque transfer of two shafts with intersected axes, suitable for power transfer of all rotating motion and capable of achieving industrialized production.
Description
Technical field
The utility model discloses a kind of elastic coupling flexible coupling that is used for transferring rotational motion, belong to the mechanical transmissioning technology field.
Background technique
Need a connection set transmitting torque or power between prime mover (like internal-combustion engine or motor) and the transmission device.Can adopt between prime mover and the transmission device and be rigidly connected; Can't isolate the vibration between prime mover and the transmission device but be rigidly connected, make system unit impacted, influence strength of parts and life-span; Also produce noise, some connection set adopts elastic structure for this reason.The elasticity shaft joint of using always in the industry like spring column pin formula coupling, comprises a plurality of rubber sleeves and taper pin; Amount of parts is more, has complex structure, and cost is higher; Defectives such as volume is bigger are not suitable for the application of automobile, therefore; Tradition fuel-engined vehicle transmission system is seldom used elastic coupling flexible coupling, and its negative effect that brings has increased transmission system noise and vibration exactly.
Patent 201020138754.0 proposes a kind of elastic connecting device that is used for transferring rotational motion, bears load through the elastic helix body of circumferential directions, and utilizes the elasticity non-metallic body that is filled between input component and the output member to come attenuation vibration.But the elastic connecting device of this structure relies on the elasticity non-metallic body to come attenuation vibration and transferring power fully, generally only is applicable under the situation of low speed, underloading to use; In addition, maybe be on its structure owing to the shortage axial restraint, when installing and using; No matter axial positioning structure, be to utilize the keyway transferring power that is arranged on the axial keyway transferring power of elastic connecting device or utilizes two end faces of elastic connecting device if must being installed in addition, all must on input component and/or output member, axial positioning structure be installed; Otherwise; To the situation of utilizing the axial keyway transferring power, elastic connecting device can slide vertically, causes input component or output member and elastic connecting device to break away from; Can not realize effective transmission of power, influence the reliability of its work; To the situation of utilizing the side keyway transferring power; During installation, the elastic connecting device that must conform to according to the distance selection size between input component and the output member is installed the connecting sheet that an end face is provided with teeth groove simultaneously respectively on input component and output member; Utilize the keyway engagement of the teeth groove and the elastic connecting device end face of connecting sheet end face; Realize the transmission of power, so mounting structure is complicated, application area is restricted.
The model utility content
The purpose of the utility model is to overcome the deficiency of existing technology and a kind of simple and reasonable, the transmission of power reliability is high, easy to install, cost is low elastic coupling flexible coupling that is used for transferring rotational motion is provided.
The utility model is to adopt following proposal to realize; A kind of elastic coupling flexible coupling that is used for transferring rotational motion; Comprise elasticity non-metallic body, elastic metallic heliconid, input component and output member; Said input component and output member have disc-shaped structure; Be provided with the male and female linkage structure that connects said input component and output member at said input component, nose circle face center that output member two disc-shaped structures are relative, along the relative nose circle face diameter of said input component, output member two disc-shaped structures to several grooves that are respectively equipped with annular configuration; The checkpost of the spirochetal screw pitch of said elastic metallic is contained in the described groove and is installed between said input component and the output member; Said elasticity non-metallic body is filled between said input component and the output member and wraps up said elastic metallic heliconid.
In the utility model, the male and female linkage structure that connects said input component and output member is made up of spherical projection and cylindrical bore.
In the utility model, the opposing nose circle face center of said input component and output member two disc-shaped structures is respectively arranged with and prime mover and transmission device connection structure connecting, and said linkage structure is selected from least a in connecting, being threaded of spline.
In the utility model, said groove be by ring-type be arranged on said nose circle face diameter to several convexities constitute, then constitute a groove between adjacent two convexities; On each convexity, along the circumferential direction be provided with a draw-in groove and constitute an annular slot, at least one described annular slot, be installed with a jump ring.
In the utility model, said elasticity non-metallic body is filled between said input component and the output member through injection moulding or vulcanization.
In the utility model, said elastic metallic heliconid turns to helical by elastic wire, and said helical elastic wire end-to-end forms the whorl of a sealing.
The utility model is owing to adopt said structure; Through cylindrical bore and spherical projection input component and output member are located by connecting; The checkpost of spirochetal each screw pitch of elastic metallic is contained in the groove that is arranged at input component and output member end face; Utilize annular spring to be installed on and be arranged in the annular slot on the convexity that constitutes groove, and with realizing axially locating between elastic metallic heliconid and input component and/or the output member; The elasticity non-metallic body is filled in the space between said input component and the said output member and wraps up said elastic metallic heliconid through injection moulding or vulcanization; Input component, output member, jump ring, elastic metallic heliconid, elasticity non-metallic body are become one; The moment of torsion of input component is passed to the elastic metallic heliconid; Distortion through spirochetal distortion of elastic metallic and elasticity non-metallic body is passed to output member with moment of torsion; The distortion of elasticity non-metallic body is used for the coupling transmitting torque, and also buffering is perhaps isolated the impact of transmission system simultaneously, the decay vibrations.Select the different elasticity nonmetallic material can change the damping capacity of coupling to vibrations; Select material, diameter and the shape of different elasticity metal spiral body for use, can change the bearing capacity or the intensity of elasticity shaft joint.
The utility model utilize jump ring with the elastic helix axon to being fixed on input component or the output member, can assurance work in elasticity heliconid, input component or output member correct relative each other.
This practicality new employing cylindrical bore and spherical projection are with the structure of input component and output member location; Input component and output member are through sphere and location, hole; The two can do spherical motion within the specific limits around the centre of sphere; The utility model just can connect axle and the transmitting movement and the moment of torsion of two axes intersect like this, and guarantees that the rotating speed of diaxon equates at any time, realizes the function of constant-speed universal coupling.
In sum; The utility model is simple and reasonable, the transmission of power reliability is high, easy to install, cost is low; Axle and the identical fast transmitting movement and the moment of torsion of two axes intersect can be connected, the installation requirement of equipment and prime mover or transmission system can be reduced like this; The utility model can be adjusted the ability of the driving torque of coupling easily through changing elasticity nonmetallic material and elastic metallic material, can change the attenuation performance to vibration through the performance of adjusting the elasticity nonmetallic material, thereby easily realize seriation; The utility model is suitable for the transmission of power of the various states that rotatablely move, and is adapted to especially to vibration sensing, to the use of the demanding transmission system of installation precision; Can realize industrialized production.
Description of drawings
Accompanying drawing 1 is the utility model sectional view.
Accompanying drawing 2 is the utility model stereogram.
Accompanying drawing 3 is the utility model elastic metallic heliconid schematic representation.
Accompanying drawing 5 is the partial schematic diagram of the location of spherical projection of the utility model and cylindrical hole.
Among the figure: the 1-input component, the 2-output member, 3-jump ring, 4-elastic metallic heliconid, 5-elasticity non-metallic body, the 6-cylindrical hole, the spherical projection of 7-, 8-is protruding, and 9-is protruding, the 10-annular slot.
Embodiment
The concrete structure of the utility model specifies below in conjunction with specific embodiment and accompanying drawing.
Referring to accompanying drawing 1,2,3,4,5; A kind of elastic coupling flexible coupling that is used for transferring rotational motion of the utility model; Comprise input component 1 and output member 2, jump ring 3, elastic metallic heliconid 4, elasticity non-metallic body 5; Said input component 1, output member 2 have disc-shaped structure; Be provided with the male and female linkage structure that is made up of cylindrical bore 6 and spherical projection 7 that connects said input component and output member at said input component 1, nose circle face center that output member 2 two disc-shaped structures are relative, several that are provided with to ring-type along the relative nose circle face diameter of said input component 1, output member 2 two disc-shaped structures protruding 8,9 constitute several grooves; On each convexity 8 or 9, along the circumferential direction be provided with a draw-in groove and constitute an annular slot 10, have at least a jump ring 3 to be installed in the said annular slot 10; The checkpost of a screw pitch of said elastic metallic heliconid 4 is contained in the described groove and is installed between said input component 1 and the output member 2; Said elasticity non-metallic body 5 is filled between said input component 1 and the output member 2 and wraps up said elastic metallic heliconid 4; Said elastic metallic heliconid 4 turns to helical by elastic wire, and said helical elastic wire end-to-end forms the whorl of a sealing; Said elasticity non-metallic body 5 is filled between said input component 1 and the output member 2 through injection moulding or vulcanization.
In the present embodiment, said input component 1, the opposing nose circle face center of output member 2 two disc-shaped structures are respectively arranged with and prime mover and transmission device connection structure connecting, and said linkage structure is selected from a kind of in connecting, being threaded of spline.
During assembling; Earlier ring-type jump ring 3 is inserted in the annular aperture of elastic metallic heliconid 4; Again the spiral wire of elastic metallic heliconid 4 each pitch of end face is inlaid in respectively in the groove that the convexity 9 of said input component 1 forms; Jump ring 3 is stuck in the annular slot 10 of input component 1, like this jump ring 3, annular resilient metal spiral body 4 is connected as a single entity with input component 1.Output member 2 is sleeved on the outside of spherical projection 7 through cylindrical hole 6 subsequently, and the spiral wire of corresponding elastic metallic heliconid 4 each pitch of other end is inlaid in respectively in the groove that the convexity 8 of output member 2 forms.Said modules is filled up the space between elastic metallic heliconid 4, input component 1 and the output member 2 at injection moulding or the vulcanization plant of packing into the elasticity nonmetallic material, thereby forms a complete coupling.
When coupling was worked, input component 1 was passed to elastic metallic heliconid 4 with moment of torsion, and moment of torsion is passed to output member 2 again, because the stressed time distortion of elastic metallic heliconid is bigger, can relax the impact in the transmission process.Elasticity non-metallic body 5 also can be out of shape, and in distortion, absorbs energy, and attenuation vibration improves the stressed of transmission system, reduces noise.
Because through spherical projection 7 and cylindrical hole 6 location, the two can be within the specific limits around the centre of sphere relative movement of sphere between input component 1 and the output member 2, input and output can be intersected, and have reduced the requirement to assembly precision, reduce system cost.The input component 1 that intersect in the axle center and output member 2 in the course of the work, speed will be consistent, and can as Oldham's coupling, fluctuation not arranged speed, be a kind of constant-speed universal coupling.
As an example; In the utility model; Jump ring 3 can be arranged separately in the annular slot 10 of input component 1; Annular resilient metal spiral body 4 and input component 1 are connected as a single entity, also can as required jump ring be arranged separately in the annular slot 10 of output member 2, annular resilient metal spiral body 4 and output member 2 are connected as a single entity; Perhaps jump ring 3 is installed in the annular slot 10 of input component 1, output member 2 simultaneously, input component 1, output member 2, elastic metallic heliconid 4 threes are connected as a single entity.
As an example, in the utility model, input component 1 center portion is provided with spherical projection 7; There is cylindrical hole 6 in output member 2 center portions; Also can as required input component 1 center portion be designed to cylindrical hole 6, the output member center portion is designed to spherical projection 7, and the function of final coupling is constant.
Claims (6)
1. elastic coupling flexible coupling that is used for transferring rotational motion; Comprise elasticity non-metallic body, elastic metallic heliconid, input component and output member; It is characterized in that: said input component and output member have disc-shaped structure; Be provided with the male and female linkage structure that connects said input component and output member at said input component, nose circle face center that output member two disc-shaped structures are relative, along the relative nose circle face diameter of said input component, output member two disc-shaped structures to several grooves that are respectively equipped with annular configuration; The checkpost of the spirochetal screw pitch of said elastic metallic is contained in the described groove and is installed between said input component and the output member; Said elasticity non-metallic body is filled between said input component and the output member and wraps up said elastic metallic heliconid.
2. a kind of elastic coupling flexible coupling that is used for transferring rotational motion according to claim 1 is characterized in that: the male and female linkage structure that connects said input component and output member is made up of cylindrical bore and spherical projection.
3. a kind of elastic coupling flexible coupling that is used for transferring rotational motion according to claim 2; It is characterized in that: the opposing nose circle face center of said input component and output member two disc-shaped structures is respectively arranged with and prime mover and transmission device connection structure connecting, and said linkage structure is selected from least a in connecting, being threaded of spline.
4. a kind of elastic coupling flexible coupling that is used for transferring rotational motion according to claim 3 is characterized in that: said groove be by ring-type be arranged on said nose circle face diameter to several convexities constitute, then constitute a groove between adjacent two convexities; On described each convexity, along the circumferential direction be provided with a draw-in groove and constitute an annular slot, at least one described annular slot, be installed with a jump ring.
5. a kind of elastic coupling flexible coupling that is used for transferring rotational motion according to claim 4 is characterized in that: said elasticity non-metallic body is filled between said input component and the output member through injection moulding or vulcanization.
6. according to any described a kind of elastic coupling flexible coupling that is used for transferring rotational motion of claim 1-5; It is characterized in that: said elastic metallic heliconid turns to helical by elastic wire, and said helical elastic wire end-to-end forms the whorl of a sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202728049U CN202176627U (en) | 2011-04-02 | 2011-07-29 | Elastic coupler for transferring rotating motion |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120096507 | 2011-04-02 | ||
| CN201120096507.3 | 2011-04-02 | ||
| CN2011202728049U CN202176627U (en) | 2011-04-02 | 2011-07-29 | Elastic coupler for transferring rotating motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202176627U true CN202176627U (en) | 2012-03-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202728049U Expired - Fee Related CN202176627U (en) | 2011-04-02 | 2011-07-29 | Elastic coupler for transferring rotating motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202176627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202879A (en) * | 2021-04-30 | 2021-08-03 | 北京汽车制造厂(青岛)有限公司 | Range extender coupler for range-extended electric automobile |
-
2011
- 2011-07-29 CN CN2011202728049U patent/CN202176627U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202879A (en) * | 2021-04-30 | 2021-08-03 | 北京汽车制造厂(青岛)有限公司 | Range extender coupler for range-extended electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120328 Termination date: 20120729 |