CN203835994U - Coupler - Google Patents
Coupler Download PDFInfo
- Publication number
- CN203835994U CN203835994U CN201420242281.7U CN201420242281U CN203835994U CN 203835994 U CN203835994 U CN 203835994U CN 201420242281 U CN201420242281 U CN 201420242281U CN 203835994 U CN203835994 U CN 203835994U
- Authority
- CN
- China
- Prior art keywords
- coupling
- conical sleeve
- hole
- groove
- tapped hole
- 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
Links
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
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
- F16D1/0847—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to a radial screw
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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
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/02—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like
- F16D1/04—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for connecting two abutting shafts or the like with clamping hub; with hub and longitudinal key
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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
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
- F16D1/09—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
- F16D1/093—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces using one or more elastic segmented conical rings forming at least one of the conical surfaces, the rings being expanded or contracted to effect clamping
- F16D1/095—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces using one or more elastic segmented conical rings forming at least one of the conical surfaces, the rings being expanded or contracted to effect clamping with clamping effected by ring contraction only
- F16D1/096—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces using one or more elastic segmented conical rings forming at least one of the conical surfaces, the rings being expanded or contracted to effect clamping with clamping effected by ring contraction only the ring or rings being located between the shaft and the hub
Abstract
The utility model discloses a coupler. The coupler comprises a coupler body. The coupler body comprises a coupler shell. The coupler shell comprises an upper end and a lower end, a shaft hole for a shaft to penetrate through is formed in the upper end, a groove is formed in the lower end, a conical sleeve matched with the groove is arranged in the groove, at least two first threaded holes are formed in the upper end, and at least two second threaded holes are formed in the portion, opposite to the conical sleeve, of the lower end. The coupler body further comprises limiting pins and fasteners penetrating in the first threaded holes and the second threaded holes respectively, pin holes for the limiting pins to penetrate through are formed in the fasteners, pin grooves for containing the limiting pins are further formed in the coupler shell, the fasteners are sleeved with elastic pieces, the two ends of each elastic piece are connected with the corresponding fastener and the coupler shell, and an opening groove is formed in the conical sleeve. The fixing position of the coupler and the shaft are arranged on the side face, because the elastic pieces and the limiting pins are arranged, installation can be achieved without any tool, and detaching can be performed conveniently.
Description
Technical field
The utility model relates to a kind of universal machine accessory, is specifically related to a kind of coupling.
Background technique
Coupling belongs to mechanical spare part in common use category, and two axles that are used for connecting in different institutions make it common rotation with the mechanical parts of transmitting torque.In the power transmission of high-speed overload, it is the effect of dynamic performance that some coupling also has buffering, vibration damping and raising axle.Coupling is comprised of two halves, connects respectively with diaxon.General power engine is mostly connected by means of coupling and working machine, is that engineering goods axle is the most frequently used connected element of transmission.The domestic and international coupling product development of 20 th century later is very fast, the various coupling how a lot of from kind when product specification, performance is different, selects and can meet the coupling that machine requires.Conventional coupling has diaphragm coupling, gear coupling, plum coupling, oldham coupling, drum-shaped tooth type shaft coupling, Hooks coupling universal coupling, safety coupling, elastic coupling flexible coupling and Falk flexible coupling.In coupling, meeting under the prerequisite of usage requirement, use a kind of coupling of dismounting easily often can in use save a lot of unnecessary troubles.
Splined is comprised of internal spline and external splines.Inside and outside spline is multiple tooth part, and the spline on inner periphery is internal spline, and the spline on outer cylinder surface is external splines.Obviously, splined is that flat key is connected in the development on number.Due to the difference of structural type and manufacturing process, connect with flat key relatively, splined has following feature in intensity, technique and use: because directly and equably make more tooth and groove on axle with on hub bore, therefore connect stressed comparatively even; Because groove is more shallow, tooth root place stress is concentrated less, and the strength reduction of axle and hub is less; The number of teeth is more, and total area of contact is larger, thereby can bear larger load; The centering of parts on shaft and axle is good, and guidance quality is good.
A kind of four paws shaft joint is disclosed in the model utility that is 201220512733 in the patent No., comprise coupler casing, inner sleeve and interior hexagonal Cock screw, the bore design of coupler casing becomes taper hole, exterior edge face is provided with two partial thread holes, the foreign aid of inner sleeve is made as tapering cylindrical, the endoporus of endoporus is identical with the shaft size that will join, and exterior edge face is provided with two and half unthreaded holes, and inner sleeve radially aspect is provided with a groove.
But the tapped hole of above-mentioned design is arranged on the position that axle is connected with coupling, therefore in installation and removal, often the impact due to axle causes installation and removal inconvenience.
Model utility content
Technical problem to be solved in the utility model is that a kind of coupling of easy disassembly is provided for the above-mentioned state of the art.
For achieving the above object, the utility model provides following technological scheme:
A kind of coupling, comprise coupling main body, coupling main body includes coupling housing, coupling housing includes top and bottom, upper end is provided with the axis hole wearing for axle, lower end is provided with groove, in groove, be provided with the conical sleeve suitable with groove, upper end is provided with at least two the first tapped holes, lower end is provided with at least two the second tapped holes with respect to conical sleeve place, coupling main body also comprise position limit pin and be arranged in respectively the first tapped hole and the second tapped hole in fastening piece, on fastening piece, offer the pin-and-hole wearing for position limit pin, on coupling housing, be also provided with the cotter way of placing for position limit pin, on fastening piece, be arranged with elastic component, and the two ends of elastic component are connected with coupling housing with fastening piece respectively, on conical sleeve, be provided with opening slot.
By the axial opening slot of conical sleeve, when coupling is installed, can make on initial surface of contact, to be just closely connected between conical sleeve and axle, wearing and tearing have effectively been reduced, the first tapped hole and the second tapped hole are located to the side of coupling, according to such setting, as long as just can lock shaft and coupling at side tightening the screw, coupling and conical sleeve, in disassembly process, avoided the interference of axle, by the setting of elastic component and position limit pin, when installing, only need to take out position limit pin, elastic recovery effect due to elastic component, fixed block auto lock, therefore without any need for instrument, just can install, simultaneously also more convenient when dismounting, coupling housing is provided with the cotter way of placing for position limit pin, by arranging of cotter way, can prevent that position limit pin from spinning on external week at coupling shell.
Further, corresponding the second tapped hole position of conical sleeve is provided with unthreaded hole.
The setting of unthreaded hole on conical sleeve, with respect to tapped hole, unthreaded hole the dismounting that can facilitate the fastening piece between coupling housing and conical sleeve is set, with respect to not establishing hole, the setting of unthreaded hole makes the connection of coupling housing and conical sleeve more effective.
Further, in the first tapped hole and the second tapped hole, be provided with the mounting hole of placing for elastic component.
Elastic component is arranged in mounting hole, does not contact with the external world, can facilitate the installation of elastic component.
Further, conical sleeve inner side is provided with spline, and the quantity of opening slot is two, and opening slot is uniformly distributed on the circumference of conical sleeve outer ring.
Adopt spline joint can also realize larger the moving axially of axle when guaranteeing to have compared with high-axiality between axle and conical sleeve, by the even setting of two beginnings, further improved the coaxality between conical sleeve and axle, can make coupling in use more steady.
Further, be provided with pad in groove, pad is made by elastic material.
Pad adopts elastic material to make, axial force that can buffering coupling inside, at one of the corresponding axis hole of groove, be sidelong and be equipped with pad, can prevent the direct contact between coupling inner shaft and axle, avoided because some is former thereby occur axle and situation that collision that axle is mutual causes axle head to damage, and the situation that is not easy to take out axle when dismounting.
Further, the first tapped hole distributes along even circumferential in same plane, and the second tapped hole distributes along even circumferential in same plane.
Coupling housing top and bottom have two groups of tapped holes, every group of at least two tapped holes, every group of tapped hole distributes along even circumferential in same plane, like this be arranged so that the force balance between axle and coupling, stability while having strengthened the work of coupling, can also do suitable adjusting to the coaxality between axle and coupling simultaneously.
Further, elastic component is torsion spring, and fastening piece is bolt.
With torsion spring, as elastic component, bolt is as fastening piece, and these two kinds is mechanical standard parts, is easy to manufacture and convenient installation.
Compared with prior art, the utility model has the advantage of: in the middle of coupling, be provided with pad and prevented from because collision makes axle head, being out of shape the situation of the dismounting inconvenience causing between the inner diaxon of coupling, simultaneously, coupling housing and axle, conical sleeve link position are arranged on coupling shell body side surface, the situation of having avoided the dismounting inconvenience that the interference because of axle causes, can reduce labor intensity and disassembly and assembly time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model coupling;
Fig. 2 is the schematic diagram in the utility model coupling A-A cross section;
Fig. 3 is the schematic diagram of conical sleeve;
Fig. 4 is the schematic diagram in conical sleeve B-B cross section;
Fig. 5 is the schematic diagram of bolt.
Reference character: 1, upper end; 2, lower end; 3, bolt; 4, torsion spring; 5, position limit pin; 11, axis hole; 12, the first tapped hole; 13, mounting hole; 14, cotter way; 21, pad; 22, conical sleeve; 23, spline; 24, the second tapped hole; 25, groove; 26, opening slot; 27, unthreaded hole; 31, pin-and-hole.
Embodiment
Below in conjunction with accompanying drawing embodiment, a kind of coupling of the utility model is described in further detail.
As shown in Figures 1 to 5, a kind of coupling, comprise coupling main body, coupling main body includes coupling housing, coupling housing is comprised of upper end 1 and lower end 2 two-part, in upper end, 1 side is provided with one group of first tapped hole 12, the first tapped hole 12 is divided into a left side, right two (it should be noted that, the first tapped hole number is at least two, adopt two to be convenient to mode of execution explanation herein, so locate as preferred), in same plane, along even circumferential, distribute, in the upper end 1 of coupling housing, be provided with the axis hole 11 of directly placing for axle, axle interts in the axis hole 11 of coupling housing, by be provided with bolt 3 in the first tapped hole 12 and the second tapped hole 24, between bolt 3 and coupling housing, be fixedly connected with elastic component, the position of the first tapped hole 12 and the corresponding coupling hull outside of the second tapped hole 24 is provided with the mounting hole 13 of placing for elastic component, elastic component is selected torsion spring 4, one end of torsion spring 4 is fixedly connected with coupling housing, the other end of torsion spring 4 is fixedly connected with (mode of being fixedly connected with can adopt welding) with bolt 3, bolt 3 is after setting up, at locking state not, the part of exposing coupling hull outside is provided with a pin-and-hole 31, the two ends of pin-and-hole 31 in-and-out bolts 3, in pin-and-hole 31, be equipped with the position limit pin 5 suitable with pin-and-hole 31, coupling housing is provided with the cotter way 14 of placing for position limit pin 5, when installing, only need to take out position limit pin 5, elastic recovery function due to torsion spring 4, bolt 3 auto locks, thereby make between axle and coupling main body fixing, therefore without any need for instrument, just can install, by loosering a bolt 3, then the interior insertion position limit pin 5 of the pin-and-hole on it 31, just can realize the separation between coupling and axle, therefore also more convenient when dismounting.
In 2 bottoms, coupling housing lower end, be provided with groove 25, conical sleeve 22 is placed in groove 25 the insides, pad 21 is placed on a side of the corresponding axis hole 11 of groove 25, pad 21 adopts elastic material to make, preferentially select rubber, the external diameter of pad 21 is less than the internal diameter of groove 25 bottoms, arranges like this, avoided, because some is former thereby occur axle and situation that collision that axle is mutual causes axle head to damage, can also facilitating the taking-up of pad 21.
The side of coupling housing lower end 2 is provided with one group of second tapped hole 24, the second tapped hole 24 is divided into has left and right two (to it should be noted that, the second tapped hole number is at least two, adopt two to be convenient to mode of execution explanation herein, so locate as preferred), in same plane, along even circumferential, distribute, the position of corresponding lower end, conical sleeve 22 outsides the second tapped hole 24 is provided with unthreaded hole 27, by the second tapped hole 24 of bolt 3 locking coupling housings and the unthreaded hole 27 of conical sleeve 22, the setting of unthreaded hole 27 can facilitate the installation and removal of bolt 3.
The side of conical sleeve 22 in bottom is provided with two axial opening slots 26, article two, axial opening slot 26 is uniformly distributed in the side of conical sleeve 22, conical sleeve 22 inner rings are provided with spline 23, its corresponding axle is provided with spline, between axle and conical sleeve 22, pass through spline joint, with bolt 3, connect coupling housing and conical sleeve 22, in fastening process, opening slot 26 on conical sleeve 22 is closed gradually, slowly shrink the bottom of conical sleeve 22, make conical sleeve 22 hold gradually axle tightly, tightr the closer to contacting between the position of conical sleeve 22 bottoms and axle, in dismounting, only need unclamp screw, conical sleeve 22 and axle natural separation, arranging like this can be when effectively reducing wear, further facilitate the dismounting of conical sleeve 22.
Coupling housing is provided with the cotter way 14 of placing for position limit pin 5, by arranging of cotter way 14, can prevent that position limit pin 5 from spinning on external week at coupling shell.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a coupling, comprise coupling main body, described coupling main body includes coupling housing, described coupling housing includes top and bottom, described upper end is provided with the axis hole wearing for axle, described lower end is provided with groove, in described groove, be provided with the conical sleeve suitable with groove, it is characterized in that: described upper end is provided with at least two the first tapped holes, described lower end is provided with at least two the second tapped holes with respect to conical sleeve place, described coupling main body also comprise position limit pin and be arranged in respectively the first tapped hole and the second tapped hole in fastening piece, on described fastening piece, offer the pin-and-hole wearing for position limit pin, on described coupling housing, be also provided with the cotter way of placing for position limit pin, on described fastening piece, be arranged with elastic component, and the two ends of described elastic component are connected with coupling housing with fastening piece respectively, on described conical sleeve, be provided with opening slot.
2. a kind of coupling according to claim 1, is characterized in that: corresponding the second tapped hole position of described conical sleeve is provided with unthreaded hole.
3. a kind of coupling according to claim 1 and 2, is characterized in that: in described the first tapped hole and the second tapped hole, be provided with the mounting hole of placing for elastic component.
4. a kind of coupling according to claim 3, is characterized in that: the quantity of described opening slot is two, and described opening slot is uniformly distributed on the circumference of conical sleeve outer ring, and the inner ring of described conical sleeve is provided with spline.
5. a kind of coupling according to claim 4, is characterized in that: in described groove, be provided with pad, described pad is made by elastic material.
6. a kind of coupling according to claim 5, is characterized in that: described the first tapped hole distributes along even circumferential in same level, and described the second tapped hole distributes along even circumferential in same level.
7. a kind of coupling according to claim 6, is characterized in that: described elastic component is torsion spring, and described fastening piece is bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242281.7U CN203835994U (en) | 2014-05-12 | 2014-05-12 | Coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242281.7U CN203835994U (en) | 2014-05-12 | 2014-05-12 | Coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835994U true CN203835994U (en) | 2014-09-17 |
Family
ID=51513841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420242281.7U Expired - Fee Related CN203835994U (en) | 2014-05-12 | 2014-05-12 | Coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835994U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107969083A (en) * | 2017-11-07 | 2018-04-27 | 兴勤（宜昌）电子有限公司 | A kind of battery temperature module production method and application |
| WO2019048080A1 (en) | 2017-09-08 | 2019-03-14 | Sew-Eurodrive Gmbh & Co. Kg | Assembly for connecting an adapter shaft to a shaft in a force-fitting manner using a clamping ring |
| CN109578539A (en) * | 2019-01-17 | 2019-04-05 | 深圳市爱克信智能股份有限公司 | A kind of flat-pushing mobile device and its device of cranking arm |
| CN111065833A (en) * | 2017-09-08 | 2020-04-24 | 索尤若驱动有限及两合公司 | Device for the force-locking connection of an adapter shaft to a shaft by means of a clamping ring |
-
2014
- 2014-05-12 CN CN201420242281.7U patent/CN203835994U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019048080A1 (en) | 2017-09-08 | 2019-03-14 | Sew-Eurodrive Gmbh & Co. Kg | Assembly for connecting an adapter shaft to a shaft in a force-fitting manner using a clamping ring |
| DE102018006590A1 (en) | 2017-09-08 | 2019-03-14 | Sew-Eurodrive Gmbh & Co. Kg | Arrangement for non-positive connection of an adapter shaft with a shaft by means of a clamping ring |
| CN111065833A (en) * | 2017-09-08 | 2020-04-24 | 索尤若驱动有限及两合公司 | Device for the force-locking connection of an adapter shaft to a shaft by means of a clamping ring |
| US11274706B2 (en) | 2017-09-08 | 2022-03-15 | Sew-Eurodrive Gmbh & Co. Kg | Assembly for connecting an adapter shaft to a shaft in a force-fitting manner using a clamping ring |
| CN111065833B (en) * | 2017-09-08 | 2022-06-03 | 索尤若驱动有限及两合公司 | Device for the force-locking connection of an adapter shaft to a shaft by means of a clamping ring |
| US11614125B2 (en) | 2017-09-08 | 2023-03-28 | Sew-Eurodrive Gmbh & Co. Kg | Assembly for connecting an adapter shaft to a shaft in a force-fitting manner using a clamping ring |
| US11614124B2 (en) | 2017-09-08 | 2023-03-28 | Sew-Eurodrive Gmbh & Co. Kg | Assembly for connecting an adapter shaft to a shaft in a force-fitting manner using a clamping ring |
| CN107969083A (en) * | 2017-11-07 | 2018-04-27 | 兴勤（宜昌）电子有限公司 | A kind of battery temperature module production method and application |
| CN107969083B (en) * | 2017-11-07 | 2023-11-10 | 兴勤（宜昌）电子有限公司 | Manufacturing method and application of battery temperature module |
| CN109578539A (en) * | 2019-01-17 | 2019-04-05 | 深圳市爱克信智能股份有限公司 | A kind of flat-pushing mobile device and its device of cranking arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20150512 |
|
| EXPY | Termination of patent right or utility model |