CN107654524A - A kind of diaphragm type coupler - Google Patents
A kind of diaphragm type coupler Download PDFInfo
- Publication number
- CN107654524A CN107654524A CN201710864633.0A CN201710864633A CN107654524A CN 107654524 A CN107654524 A CN 107654524A CN 201710864633 A CN201710864633 A CN 201710864633A CN 107654524 A CN107654524 A CN 107654524A
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- CN
- China
- Prior art keywords
- linkage section
- cutting
- cylindrical body
- type coupler
- diaphragm type
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- 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
- F16D3/72—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 with axially-spaced attachments to the coupling parts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Diaphragms And Bellows (AREA)
Abstract
The present invention relates to shaft coupling field, specially a kind of diaphragm type coupler, including a cylindrical body, cylindrical body is provided with upper linkage section and lower linkage section, the endoporus for installing power transmission shaft and the fastener for fastening power transmission shaft are equipped with upper linkage section and lower linkage section, at least one diaphragm structure is provided between upper linkage section and lower linkage section, longitudinal joint-cutting is equipped with upper linkage section and lower linkage section.One cylindrical body is carried out overall processing by the present invention, improve the axiality of the endoporus of linkage section and the endoporus of lower linkage section, being integrally machined the mode of shaping can effectively control and reduce two inner hole precision errors, so as to the overall precision that shaft coupling greatly improved.Meanwhile the mode of shaping is integrally machined, part is few so that the shaft coupling installation cost is low, and maintenance cost is also low.
Description
Technical field
The present invention relates to shaft coupling field, more particularly to a kind of diaphragm type coupler.
Background technology
Shaft coupling is the machinery zero for two axles (wherein one is driving shaft, and another is driven shaft) for connecting different institutions
Part.After shaft coupling is connected to driving shaft and driven shaft, driving shaft delivers torque to driven shaft and is allowed to rotate jointly.Shaft coupling
Main species have bellows-type shaft coupling, quincunx shaft coupling and high torsional rigidity diaphragm type coupler etc..Bellows-type shaft coupling
Device causes transmission moment of torsion limited due to being weldment.Quincunx shaft coupling is due to being castellated connecting shaft mode, due to dental inlay position
Phase mutual friction can cause abrasion big and return gap increases.The diaphragm type coupler of the backhaul of high torsional rigidity zero using more, this
Kind shaft coupling includes bushing, the spring pad of both ends ring flange, the metallic membrane that single or multiple lift overlaps, fixed diaphragm and flange
Circle, nut and screw etc., cause the backhaul of high torsional rigidity zero diaphragm type coupler it is complicated, appearance and size is big, due to
The part of this diaphragm type coupler is more, causes to install attended operation narrow space, attended operation is constant, also easily scratches hand
Refer to, usually from repair a dozens of yuan and stopped work to the shaft coupling of one or two hundred yuan of prices, cause very big waste.Moreover,
The shaft coupling of the backhaul of high torsional rigidity zero by screw, bushing, nut compress multiple layer metal diaphragm caused by stiction come
Moment of torsion is transmitted, causes the ability for transmitting moment of torsion extremely limited, once screw loosening, will result in mechanical breakdown.Meanwhile Duo Geling
Part mismachining tolerance and alignment error, shaft coupling can be caused not coaxial, increase driving shaft and the coaxiality error at driven shaft both ends.
The content of the invention
The present invention is for the problem of part is complicated, maintenance cost is high and axiality is low, there is provided one kind is integrally machined shaping, height
The diaphragm type coupler of precision, low-maintenance cost.
To achieve the above object, the present invention uses following technical scheme：
A kind of diaphragm type coupler, including a cylindrical body, cylindrical body are provided with upper linkage section and lower connection
Section, is equipped with the endoporus for installing power transmission shaft on upper linkage section and lower linkage section and the fastening for fastening power transmission shaft fills
Put, at least one diaphragm structure is provided between upper linkage section and lower linkage section, is equipped with upper linkage section and lower linkage section
Longitudinal joint-cutting.
Further, it is additionally provided with horizontal joint-cutting on upper linkage section and lower linkage section.
Further, longitudinal joint-cutting is vertically set on cylindrical body along the axis of cylindrical body, and horizontal joint-cutting is vertical
In the axis of cylindrical body, longitudinal joint-cutting is mutually perpendicular to horizontal joint-cutting and not penetrated mutually.
Further, the manhole for preventing stress concentration is equipped with the end of horizontal joint-cutting and longitudinal joint-cutting, it is horizontal
The manhole set to the end of the manhole that the end of joint-cutting is set and longitudinal joint-cutting does not penetrate mutually.
Further, manhole is respectively set by line centered on the center line of horizontal joint-cutting and longitudinal joint-cutting respectively.
Further, diaphragm structure includes two symmetrically arranged groovings, the axis of grooving vertical cylindrical body, two groovings
Between be provided with symmetrical muscle.
Further, when diaphragm structure is two or more, axis of each diaphragm structure along cylindrical body be uniformly arranged and
It is provided with spacing each other, two adjacent diaphragm structures vertical relation each other.
Further, each symmetrical muscle is parallel or vertical with longitudinal joint-cutting.
Further, fastener is screw, and upper linkage section and lower linkage section are respectively equipped with the screwed hole to match with screw.
Compared with prior art, the beneficial effects of the invention are as follows：One cylindrical body is carried out overall processing by the present invention,
The axiality of the endoporus of linkage section and the endoporus of lower linkage section is improved, being integrally machined the mode of shaping can effectively control
And reduce two inner hole precision errors, so as to the overall precision that shaft coupling greatly improved.Meanwhile the mode of shaping is integrally machined,
Part is few so that the shaft coupling installation cost is low, and maintenance cost is also low.At least one diaphragm structure is set on shaft coupling, can
With by setting the distance between adjacent two diaphragm structure to improve the overall torsional rigidity of shaft coupling.The present invention is by being integrally machined
The method of shaping not only increases the precision of shaft coupling, torsional rigidity, also reduces the installation maintenance cost of shaft coupling so that connection
Axle device reliability under conditions of low cost is stronger.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is the axis side view of diaphragm type coupler described in embodiment；
Fig. 2 is the front view of diaphragm type coupler described in embodiment；
Fig. 3 is the side view of diaphragm type coupler described in embodiment；
Fig. 4 is Fig. 2 top view；
Fig. 5 is sectional views of the Fig. 4 along line A-A.
Embodiment
In order to more fully understand the technology contents of the present invention, with reference to specific embodiment to technical scheme
It is described further and illustrates.
Embodiment
Referring to figs. 1 to Fig. 5, the present invention provides a kind of single diaphragm type shaft coupling, including a cylindrical body 1, cylinder
Linkage section 3, two diaphragm structures, lower linkage sections 2 are sequentially provided with body 1, is provided with upper linkage section 3 and is used to driven shaft be installed
Endoporus 5, be provided with lower linkage section 2 and be used to the endoporus 4 of driving shaft be installed.The endoporus 4 of lower linkage section 2 and upper linkage section 3 it is interior
Hole 5 is coaxial with cylindrical body 1 and is mutually communicated.Upper linkage section 3 is provided with longitudinal joint-cutting 13 of upper linkage section 3, on lower linkage section 2
Longitudinal joint-cutting 12 provided with lower linkage section 2, the axis of longitudinal joint-cutting 13 of upper linkage section 3 along cylindrical body 1 are vertically set on
On upper linkage section 3, the axis of longitudinal joint-cutting 12 of lower linkage section 2 along cylindrical body 1 is vertically set on lower linkage section 2, is indulged
It is used to make upper linkage section 3 and lower linkage section 2 produce gap and elasticity to joint-cutting, for installing power transmission shaft.In upper linkage section 3 with
The fastener for fastening power transmission shaft, the setting direction of fastener and the axis of cylindrical body 1 are additionally provided with linkage section 2
Perpendicular, fastener is the screw 17 that two axis rotation arrays with cylindrical body 1 are set, and two screws 17 are set relatively
Put, for balancing the strength of fastening, be correspondingly provided with the screw thread to match with screw 17 respectively in upper linkage section 3 and lower linkage section 2
Hole 19, is additionally provided with the shoulder hole for mounting screw 17 on upper linkage section 3 and lower linkage section 2, and shoulder hole includes the He of deep gouge 16
Through hole 18, the depth of through hole 18 terminates in longitudinal joint-cutting, and in mounting screw 17, the thread segment of screw 17 applies thread locking glue.
Upper linkage section 3 is provided with the horizontal joint-cutting 15 of upper linkage section 3, and the transverse direction that lower linkage section 2 is additionally provided with lower linkage section 2 is cut
Seam 14, each horizontal joint-cutting are each perpendicular to the axis of cylindrical body 1, and longitudinal joint-cutting 12 is not mutually perpendicular to and mutually not with horizontal joint-cutting 14
Insertion, longitudinal joint-cutting 13 are mutually perpendicular to horizontal joint-cutting 15 and not penetrated mutually.In the end of each horizontal joint-cutting and each longitudinal joint-cutting
The manhole for penetrating horizontal joint-cutting and longitudinal joint-cutting is equipped with, for preventing stress concentration.Longitudinal joint-cutting 12 of lower linkage section 2
The manhole 8 of manhole 6 and the horizontal joint-cutting 14 of lower linkage section 2 do not penetrate mutually, longitudinal joint-cutting 13 of upper linkage section 3
The manhole 9 of horizontal joint-cutting 15 of manhole 7 and upper linkage section 3 does not penetrate mutually, the setting of manhole 6 and manhole 7
Position is all higher than the depth of power transmission shaft insertion.Spacing between manhole 7 and manhole 9 is more than manhole 7 and circle
The radius sum of through hole 9, manhole is respectively set by line centered on the center line of each horizontal joint-cutting and each longitudinal joint-cutting respectively.
Two diaphragm structures are provided between upper linkage section 3 and lower linkage section 2, diaphragm structure is symmetrically arranged including two
Grooving 20, the axis of the vertical cylindrical body 1 of grooving 20, symmetrical muscle 10, the thickness of symmetrical muscle 10 is provided between two groovings 20
More than the width of grooving 20.When diaphragm structure is two or more, axis of each diaphragm structure along cylindrical body 1 is uniformly arranged
And spacing 11 is provided with each other, spacing 11 can set corresponding spacing, two adjacent diaphragms according to the torsional rigidity used
Structure vertical relation each other.Each symmetrical muscle 10 is parallel or vertical with longitudinal joint-cutting.
In above-described embodiment, diaphragm structure can also be three, and when the quantity of diaphragm structure is three, the shaft coupling is
Double diaphragm type couplers.
During processing, smart car obtains the external diameter of cylindrical body 1, and the endoporus 4 of linkage section 2 and upper linkage section 3 is interior under bore hole
Hole 5, deep gouge 16, through hole 18 and the screwed hole 19 of processing shoulder hole, linear cutter grooving 20, each horizontal joint-cutting and each longitudinal direction are cut
Seam, polish the surface of cylindrical body 1.During installation, driving shaft is inserted in the endoporus 4 of cylindrical body 1, and driven shaft is inserted in cylinder
The endoporus 5 of body 1, the threaded portion of screw 17 apply thread locking glue, screw in fastening driving shaft and driven shaft in screwed hole 19.
One cylindrical body 1 is carried out overall processing by the present invention, improves the endoporus of linkage section 3 and lower linkage section 2
Endoporus axiality, being integrally machined the mode of shaping can effectively control and reduce two inner hole precision errors, so as to overall
The precision of shaft coupling greatly improved.Meanwhile the mode of shaping is integrally machined, and part is few so that and the shaft coupling installation cost is low,
Maintenance cost is also low.At least one diaphragm structure is set on shaft coupling, can be by setting between adjacent two diaphragm structure
Distance improves the overall torsional rigidity of shaft coupling.The present invention not only increases the essence of shaft coupling by being integrally machined the method for shaping
Degree, torsional rigidity, also reduce the installation maintenance cost of shaft coupling so that reliability is more under conditions of low cost for shaft coupling
By force.
The technology contents described above that the present invention is only further illustrated with embodiment, in order to which reader is easier to understand,
But embodiments of the present invention are not represented and are only limitted to this, any technology done according to the present invention extends or recreation, is sent out by this
Bright protection.
Claims (9)
- A kind of 1. diaphragm type coupler, it is characterised in that：Including a cylindrical body, the cylindrical body is provided with upper company Section and lower linkage section are connect, is equipped with endoporus for installing power transmission shaft on linkage section and lower linkage section on described and for fastening The fastener of power transmission shaft, at least one diaphragm structure is provided between linkage section and lower linkage section on described, is connected on described Connect and be equipped with longitudinal joint-cutting on section and lower linkage section.
- 2. diaphragm type coupler according to claim 1, it is characterised in that：Also set on the upper linkage section and lower linkage section There is horizontal joint-cutting.
- 3. diaphragm type coupler according to claim 2, it is characterised in that：Axle of the longitudinal joint-cutting along cylindrical body Line is vertically set on cylindrical body, the horizontal joint-cutting perpendicular to cylindrical body axis, longitudinal joint-cutting with it is horizontal It is mutually perpendicular to joint-cutting and does not penetrate mutually.
- 4. diaphragm type coupler according to claim 3, it is characterised in that：At the end of the horizontal joint-cutting and longitudinal joint-cutting End is equipped with the manhole for preventing stress concentration, the manhole and longitudinal joint-cutting of the end setting of the horizontal joint-cutting End set manhole do not penetrate mutually.
- 5. diaphragm type coupler according to claim 4, it is characterised in that：Respectively with horizontal joint-cutting and longitudinal joint-cutting Line respectively sets manhole centered on line.
- 6. diaphragm type coupler as claimed in any of claims 1 to 5, it is characterised in that：The diaphragm structure bag Include two symmetrically arranged groovings, the axis of the grooving vertical cylindrical body, be provided with symmetrical muscle between two groovings.
- 7. diaphragm type coupler according to claim 6, it is characterised in that：When the diaphragm structure is two or more, Axis of each diaphragm structure along cylindrical body is uniformly arranged and is provided with spacing each other, and two adjacent diaphragm structures hang down each other Straight relation.
- 8. diaphragm type coupler according to claim 7, it is characterised in that：Each symmetrical muscle it is parallel with longitudinal joint-cutting or Person is vertical.
- 9. diaphragm type coupler as claimed in any of claims 1 to 5, it is characterised in that：The fastener is Screw, the upper linkage section and lower linkage section are respectively equipped with the screwed hole to match with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710864633.0A CN107654524A (en) | 2017-09-22 | 2017-09-22 | A kind of diaphragm type coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710864633.0A CN107654524A (en) | 2017-09-22 | 2017-09-22 | A kind of diaphragm type coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654524A true CN107654524A (en) | 2018-02-02 |
Family
ID=61130033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710864633.0A Pending CN107654524A (en) | 2017-09-22 | 2017-09-22 | A kind of diaphragm type coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654524A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916254A (en) * | 2018-08-31 | 2018-11-30 | 江西科技学院 | Spline device and the automobile dynamic system for using the spline device |
| CN113833804A (en) * | 2021-10-28 | 2021-12-24 | 苏州优士良电子科技有限公司 | Zero-rotation-clearance elastic sheet type axial buffering mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2433454Y (en) * | 2000-08-03 | 2001-06-06 | 中国科学院上海光学精密机械研究所 | Integral elastic coupling |
| CN1673564A (en) * | 2004-03-25 | 2005-09-28 | 三木普利（日本）有限公司 | Flexible shaft coupling |
| CN1749591A (en) * | 2005-10-14 | 2006-03-22 | 华南理工大学 | Integrated assembling free flexible coupling |
| CN201953846U (en) * | 2011-01-29 | 2011-08-31 | 中山中炬精工机械有限公司 | Novel expansion transmission shaft |
-
2017
- 2017-09-22 CN CN201710864633.0A patent/CN107654524A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2433454Y (en) * | 2000-08-03 | 2001-06-06 | 中国科学院上海光学精密机械研究所 | Integral elastic coupling |
| CN1673564A (en) * | 2004-03-25 | 2005-09-28 | 三木普利（日本）有限公司 | Flexible shaft coupling |
| CN1749591A (en) * | 2005-10-14 | 2006-03-22 | 华南理工大学 | Integrated assembling free flexible coupling |
| CN201953846U (en) * | 2011-01-29 | 2011-08-31 | 中山中炬精工机械有限公司 | Novel expansion transmission shaft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916254A (en) * | 2018-08-31 | 2018-11-30 | 江西科技学院 | Spline device and the automobile dynamic system for using the spline device |
| CN113833804A (en) * | 2021-10-28 | 2021-12-24 | 苏州优士良电子科技有限公司 | Zero-rotation-clearance elastic sheet type axial buffering mechanism |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180202 |
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| RJ01 | Rejection of invention patent application after publication |