CN105972110A - Self-centering constant velocity universal joint assembly - Google Patents
Self-centering constant velocity universal joint assembly Download PDFInfo
- Publication number
- CN105972110A CN105972110A CN201610551805.4A CN201610551805A CN105972110A CN 105972110 A CN105972110 A CN 105972110A CN 201610551805 A CN201610551805 A CN 201610551805A CN 105972110 A CN105972110 A CN 105972110A
- Authority
- CN
- China
- Prior art keywords
- frame
- fork
- cross axle
- frame fork
- overcoat
- 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.)
- Pending
Links
Classifications
-
- 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
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/20—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members
- F16D3/22—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts
- F16D3/223—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts one coupling part entering a sleeve of the other coupling part and connected thereto by sliding or rolling members the rolling members being balls, rollers, or the like, guided in grooves or sockets in both coupling parts the rolling members being guided in grooves in both coupling parts
-
- 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
- F16D3/84—Shrouds, e.g. casings, covers; Sealing means specially adapted therefor
- F16D3/841—Open covers, e.g. guards for agricultural p.t.o. shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motor Power Transmission Devices (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a self-centering constant velocity universal joint assembly. The self-centering constant velocity universal joint assembly comprises a first column, a second column, a frame flange, a spline sleeve assembly, a protection sleeve assembly, an outer half shaft, a first outer sleeve, a second outer sleeve, a first cross shaft, a second cross shaft, a third cross shaft, a fourth cross shaft, a first frame fork, a second frame fork and a third frame fork. By means of the assembly, the turning angle in the transmission process can be reduced, the using environment of a transmission shaft is improved, and the self-centering constant velocity universal joint assembly can adapt to severe environments.
Description
Technical field
The invention belongs to constant velocity cardan joint drive technology field, relate to a kind of self-centering constant velocity cardan joint
Assembly.
Background technology
Vehicle be in operation Uneven road produce beat, load variations or two assembly installation sites
Difference, all can make the angle between transmission output shaft and main reducing gear of drive axle power shaft and away from
From changing, it is therefore desirable to a device solves this problem, and constant velocity cardan joint is exactly this
Individual effect.Universal joint is the critical component on truck drive shaft.Universal joint it be a high rotating speed,
Few rotary body supported, therefore it dynamic balancing it is critical that.
General universal joint is made up of cross axle, overcoat and inside and outside semiaxis etc., and product structure is simple, full
Foot vehicle bridge general performance requirement, but existing constant velocity cardan joint can not run in adverse circumstances,
Bearing torque less, the corner in transmittance process is bigger simultaneously.
Summary of the invention
It is an object of the invention to the shortcoming overcoming above-mentioned prior art, it is provided that a kind of self-centering etc.
Speed universal joint assembly, this assembly can reduce the corner in transmittance process, improves the use of power transmission shaft
Environment, it is possible to be applicable to adverse circumstances.
For reaching above-mentioned purpose, self-centering constant velocity cardan joint assembly of the present invention includes the first post
Son, the second pillar, frame-type flange flange, spline housing assembly, protection set assembly, outer semiaxis, the
One overcoat, the second overcoat, the first cross axle, the second cross axle, the 3rd cross axle, the 4th cross
Axle, the first frame fork, the second frame fork and the 3rd frame fork；
Wherein, frame-type flange flange includes flange and the 4th frame fork, the first frame is pitched, the second frame is pitched,
3rd frame fork and the 4th frame fork are frame-type structure, and the front of frame-type structure offers through hole, frame-type
The upper and lower end face of structure all offers the first installing hole, the one side of the first frame fork and the 3rd framework
One side is equipped with spherical self contering structure, the one side of the second frame fork and the one side of the 4th frame fork
All offer pillar hole；
The side opening of first overcoat one end is provided with two the second installing holes, the side of the second overcoat other end
Face offers two the 3rd installing holes, and the side opening of second overcoat one end is provided with two the 4th installing holes,
The side opening of the second overcoat other end is provided with two the 5th installing holes, and the another side of the 4th frame fork is solid
On flange, four ends of the first cross axle are inserted in two first peaces of the first frame fork respectively
In dress hole and two the second installing holes, the 4th frame fork is connected with the first overcoat, the second cross axle
Four ends are inserted in two the first installing holes and two the interior generals of the 3rd installing holes that the second frame is pitched respectively
First overcoat and the first frame fork are connected, and spline housing assembly is fixed in the another side of the first frame fork
One end, the other end of spline housing assembly is connected with one end of protection set assembly, and it is another that the second frame is pitched
One side is fixed on the other end of protection set assembly, and four ends of the 3rd cross axle are inserted in respectively
By the second frame fork and the second overcoat in two the first installing holes of the second frame fork and two the 4th installing holes
It is connected, two the first installing holes of four ends of the 4th cross axle the 3rd frame fork respectively and two
Second overcoat and the 3rd frame being pitched in 5th installing hole and be connected, the another side of the 3rd frame fork is fixed
End in outer semiaxis；
One end of first pillar is inserted in the pillar hole on the 4th frame fork, the other end of the first pillar
Being connected with the spherical self contering structure on the first frame fork, one end of the second pillar is inserted in the second frame
Spherical self contering structure phase in pillar hole on fork, on the other end of the second pillar and the 4th frame fork
Connect.
First cross axle, the second cross axle, the 3rd cross axle and the 4th cross axle are eccentric cross
Axle.
Spline housing assembly is connected by spline with protection set assembly.
Spline housing assembly stores lubricating oil in the axial hole of protection set assembly.
Flange is provided with some bolts hole.
Frame fork flange flange, the first cross axle, the second cross axle, the first frame fork and the first overcoat group
Become a Near constant velocity universal joint assembly；Second frame fork, the 3rd frame fork, the second overcoat, the 3rd cross
Axle and the 4th cross axle form another Near constant velocity universal joint assembly.
Some groups of teeth it are evenly arranged with on the lateral surface of flange.
Spherical self contering structure is made up of ball-and-socket and the spheroid that matches with ball-and-socket.
The method have the advantages that
Self-centering constant velocity cardan joint assembly of the present invention operationally, pitch and the first frame by the 4th frame
Fork is connected by spherical self contering structure and the first pillar, and the second frame fork passes through ball with the 3rd frame fork
Shape self contering structure and the second pillar are connected, relative between the first cross axle and the second cross axle
Move through the first pillar and spherical self contering structure to realize, the 3rd cross axle and the 4th cross axle it
Between relative motion realized by the second pillar and spherical self contering structure, so that constant velocity cardan joint
The between centers angle of assembly increases, and reduces the angle in transmittance process, meets operating under mal-condition
Demand.
Further, the first cross axle, the second cross axle, the 3rd cross axle and the 4th cross axle are
Eccentric cross axle, improves the use environment of cross axle effectively, extends the service life of product, with
The torque that Shi Zeng great cross-bearing is subject to, meets the use demand under adverse circumstances.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of eccentric cross axle in the present invention；
Fig. 3 is the side view of eccentric cross axle in the present invention；
Fig. 4 is the structural representation of frame-type flange flange in the present invention.
Wherein, 1 for flange, 2 be the 4th frame fork, 3 be the first cross axle, 4 be the first overcoat, 5
It is the second cross axle, 6 is the first frame fork, 7 is protection set assembly, 8 is the second frame fork, 9 is the
Three cross axles, 10 be the second overcoat, 11 be the 3rd frame fork, 12 be the 4th cross axle, 13 for outward
Semiaxis, 14 be the first pillar, 15 be spherical self contering structure, 16 for spline housing assembly.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail:
With reference to Fig. 1, self-centering constant velocity cardan joint assembly of the present invention include the first pillar 14,
Second pillar, frame-type flange flange, spline housing assembly 16, protection set assembly 7, outer semiaxis 13,
First overcoat the 4, second overcoat the 10, first cross axle the 3, second cross axle the 5, the 3rd cross axle 9,
4th cross axle the 12, first frame fork the 6, second frame fork 8 and the 3rd frame fork 11；Wherein, frame-type method
Blue flange includes flange 1 and the 4th frame fork 2, first frame fork the 6, second frame fork the 8, the 3rd frame fork 11
And the 4th frame fork 2 be frame-type structure, the front of frame-type structure offers through hole, frame-type structure
Upper and lower end face all offers the first installing hole, the one side of the first frame fork 6 and the side of the 3rd framework
Face is equipped with spherical self contering structure 15, the one side of the second frame fork 8 and the side of the 4th frame fork 2
Face all offers pillar hole；The side opening of first overcoat 4 one end is provided with two the second installing holes, the
The side opening of two overcoat 10 other ends is provided with two the 3rd installing holes, the side of second overcoat 10 one end
Face offers two the 4th installing holes, and the side opening of second overcoat 10 other end is provided with two the 5th peaces
Filling hole, the another side of the 4th frame fork 2 is fixed on flange 1, four ends of the first cross axle 3
Portion is inserted in two the first installing holes of the first frame fork 6 and two the second installing holes respectively by the 4th
Frame fork 2 is connected with the first overcoat 4, and four ends of the second cross axle 5 are inserted in second respectively
In two the first installing holes of frame fork 8 and two the 3rd installing holes, the first overcoat 4 and the first frame are pitched
6 are connected, and one end of spline housing assembly 16, spline housing are fixed in the another side of the first frame fork 6
The other end of assembly 16 is connected with one end of protection set assembly 7, the another side of the second frame fork 8
Being fixed on the other end of protection set assembly 7, four ends of the 3rd cross axle 9 are inserted in the respectively
By outside the second frame fork 8 and second in two the first installing holes of two frame forks 8 and two the 4th installing holes
Set 10 is connected, two first peaces of four ends of the 4th cross axle 12 the 3rd frame fork 11 respectively
In dress hole and two the 5th installing holes, the second overcoat 10 is connected with the 3rd frame fork 11, the 3rd frame
The end of outer semiaxis 13 is fixed in the another side of fork 11；One end of first pillar 14 is inserted in
In pillar hole on four frames forks 2, on the other end of the first pillar 14 and the first frame fork 6 spherical oneself
Adjective-centre structure 15 is connected, and one end of the second pillar is inserted in the pillar hole on the second frame fork 8,
Spherical self contering structure 15 on the other end of the second pillar and the 4th frame fork 2 is connected.
First cross axle the 3, second cross axle the 5, the 3rd cross axle 9 and the 4th cross axle 12 are
Eccentric cross axle；Spline housing assembly 16 is connected by spline with protection set assembly 7；Spline housing is total
16 are become to store lubricating oil in the axial hole of protection set assembly 7；If flange 1 is provided with bolt stem
Hole；Outside frame fork flange flange, first cross axle the 3, second cross axle the 5, first frame fork 6 and first
Set 4 one Near constant velocity universal joint assembly of composition；Second frame fork the 8, the 3rd frame fork the 11, second overcoat
10, the 3rd cross axle 9 and the 4th cross axle 12 form another Near constant velocity universal joint assembly；Flange
Some groups of teeth it are evenly arranged with on the lateral surface of 1；Spherical self contering structure 15 is by ball-and-socket and and ball
The spheroid composition that nest matches.
The position that in described eccentric cross axle, two axles intersect is arc-shaped structure, in eccentric cross axle two
The axis of axle is vertical and non-intersect, thus improves the use environment of eccentric cross axle, extends product
In the life-span, bear torque big, it is possible to be applicable to adverse circumstances.
Described spline housing assembly 16 and protection set assembly 7 are connected by internal spline and external splines, it is achieved turn round
In square transmission and the needs of axial distance change, spline housing assembly 16 and protection set assembly 7 axial hole
The lubricating oil stored, meets the needs of spline lubrication.
Described spherical self contering structure 15 is coadapted spheroid and ball-and-socket, spherical self contering structure
15 are made up of ball-and-socket, spheroid and lubricant body, and ball-and-socket uses plastic material, and toughness is preferable；Spheroid is adopted
Use high-tensile strength pyrite, improve product wear-resisting；Lubricant body uses graphite material.
The axis of rotation angle of the first frame fork 6 and the 4th frame fork 2 less than 50 °, the second frame fork 8 and
The axis of rotation angle of the 3rd frame fork 11 is less than 50 °.
Two Near constant velocity universal joint assemblies are arranged in same plane, two Near constant velocity universal joint assemblies
Angle equal, by spherical self contering structure 15 increase the first cross axle 3 and the second cross axle 5,
Between centers angle between 3rd cross axle 9 and the 4th cross axle 12, meets and operates under severe conditions
Demand.
Claims (8)
1. a self-centering constant velocity cardan joint assembly, it is characterised in that include the first pillar (14),
Second pillar, frame-type flange flange, spline housing assembly (16), protection set assembly (7), outer semiaxis
(13), the first overcoat (4), the second overcoat (10), the first cross axle (3), the second cross axle (5),
3rd cross axle (9), the 4th cross axle (12), the first frame fork (6), the second frame fork (8) and the
Three frames fork (11)；
Wherein, frame-type flange flange includes that flange (1) and the 4th frame pitch (2), the first frame fork (6),
Second frame fork (8), the 3rd frame fork (11) and the 4th frame fork (2) are frame-type structure, and frame-type is tied
The front of structure offers through hole, and the upper and lower end face of frame-type structure all offers the first installing hole, the first frame
The one side of the fork one side of (6) and the 3rd framework is equipped with spherical self contering structure (15), and second
The one side of the one side of frame fork (8) and the 4th frame fork (2) all offers pillar hole；
The side opening of the first overcoat (4) one end is provided with two the second installing holes, the second overcoat (10)
The side opening of the other end is provided with two the 3rd installing holes, and the side opening of the second overcoat (10) one end is provided with
Two the 4th installing holes, the side opening of the second overcoat (10) other end is provided with two the 5th installing holes,
The another side of the 4th frame fork (2) is fixed on flange (1), four of the first cross axle (3)
End will in being inserted in two the first installing holes of the first frame fork (6) and two the second installing holes respectively
4th frame fork (2) is connected with the first overcoat (4), four end portion of the second cross axle (5)
Two the first installing holes and two the 3rd installing holes that are not inserted in the second frame fork (8) are interior by outside first
Set (4) is pitched (6) with the first frame and is connected, and spline is fixed in the another side of the first frame fork (6)
One end of set assembly (16), the other end of spline housing assembly (16) and protection set assembly (7)
One end is connected, and the other end of protection set assembly (7) is fixed in the another side of the second frame fork (8),
Four ends of the 3rd cross axle (9) are inserted in two the first installing holes of the second frame fork (8) respectively
And in two the 4th installing holes, the second frame fork (8) is connected with the second overcoat (10), the 40th
Two the first installing holes of four ends of word axle (12) the 3rd frames fork (11) respectively and two the 5th
In installing hole, the second overcoat (10) is connected with the 3rd frame fork (11), the 3rd frame fork (11)
The end of outer semiaxis (13) is fixed in another side；
One end of first pillar (14) is inserted in the pillar hole on the 4th frame fork (2), the first post
Spherical self contering structure (15) on the other end of son (14) and the first frame fork (6) is connected,
One end of second pillar is inserted in the pillar hole on the second frame fork (8), the other end of the second pillar
It is connected with the spherical self contering structure (15) on the 4th frame fork (2).
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that the
One cross axle (3), the second cross axle (5), the 3rd cross axle (9) and the 4th cross axle (12)
It is eccentric cross axle.
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that flower
Key set assembly (16) is connected by spline with protection set assembly (7).
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that flower
Key set assembly (16) stores lubricating oil in the axial hole of protection set assembly (7).
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that method
Blue (1) is provided with some bolts hole.
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that frame
Fork flange flange, the first cross axle (3), the second cross axle (5), the first frame fork (6) and first
Overcoat (4) one Near constant velocity universal joint assembly of composition；Second frame fork (8), the 3rd frame fork (11),
Second overcoat (10), the 3rd cross axle (9) and the 4th cross axle (12) form another quasi-constant speed
Universal joint assembly.
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that method
It is evenly arranged with some groups of teeth on the lateral surface of blue (1).
Self-centering constant velocity cardan joint assembly the most according to claim 1, it is characterised in that ball
Shape self contering structure (15) is made up of ball-and-socket and the spheroid that matches with ball-and-socket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551805.4A CN105972110A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
| CN202011319725.9A CN112460161A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551805.4A CN105972110A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011319725.9A Division CN112460161A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105972110A true CN105972110A (en) | 2016-09-28 |
Family
ID=56952320
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011319725.9A Pending CN112460161A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
| CN201610551805.4A Pending CN105972110A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011319725.9A Pending CN112460161A (en) | 2016-07-13 | 2016-07-13 | Self-centering constant velocity universal joint assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN112460161A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869631A (en) * | 2017-04-25 | 2020-03-06 | 株式会社昭和 | Cross joint and transmission shaft |
| CN111059166A (en) * | 2019-12-23 | 2020-04-24 | 内蒙古第一机械集团股份有限公司 | High stability duplex cross axle |
| CN112268073A (en) * | 2020-10-29 | 2021-01-26 | 孙希强 | Universal joint for conveniently lengthening transmission shaft |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0469396A1 (en) * | 1990-07-27 | 1992-02-05 | GKN Cardantec International Gesellschaft für Antriebstechnik mbH | Double universal joint with centering |
| CN1382923A (en) * | 2001-04-26 | 2002-12-04 | 吉克恩沃尔特沙伊德有限公司 | Concentric double universa joints |
| CN202280753U (en) * | 2011-10-31 | 2012-06-20 | 湖南中联重科车桥有限公司 | Double-cardan type universal joint assembly |
| CN202659753U (en) * | 2012-05-28 | 2013-01-09 | 西安三鸣汽车零部件有限责任公司 | Dual-duplex self-centering universal joint transmission shaft |
| CN202851710U (en) * | 2012-04-13 | 2013-04-03 | 斯捷尔传动机械(杭州)有限公司 | Double side duplex transmission shaft assembly |
| CN203348357U (en) * | 2013-06-27 | 2013-12-18 | 韦中钟 | Universal transmission shaft angle shaft assembly for special vehicle |
| CN104981620A (en) * | 2013-02-11 | 2015-10-14 | 罗伯特博世汽车转向旺多姆公司 | Universal joint jaw, assembly for double universal ball joint and machining method |
-
2016
- 2016-07-13 CN CN202011319725.9A patent/CN112460161A/en active Pending
- 2016-07-13 CN CN201610551805.4A patent/CN105972110A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0469396A1 (en) * | 1990-07-27 | 1992-02-05 | GKN Cardantec International Gesellschaft für Antriebstechnik mbH | Double universal joint with centering |
| CN1382923A (en) * | 2001-04-26 | 2002-12-04 | 吉克恩沃尔特沙伊德有限公司 | Concentric double universa joints |
| CN202280753U (en) * | 2011-10-31 | 2012-06-20 | 湖南中联重科车桥有限公司 | Double-cardan type universal joint assembly |
| CN202851710U (en) * | 2012-04-13 | 2013-04-03 | 斯捷尔传动机械(杭州)有限公司 | Double side duplex transmission shaft assembly |
| CN202659753U (en) * | 2012-05-28 | 2013-01-09 | 西安三鸣汽车零部件有限责任公司 | Dual-duplex self-centering universal joint transmission shaft |
| CN104981620A (en) * | 2013-02-11 | 2015-10-14 | 罗伯特博世汽车转向旺多姆公司 | Universal joint jaw, assembly for double universal ball joint and machining method |
| CN203348357U (en) * | 2013-06-27 | 2013-12-18 | 韦中钟 | Universal transmission shaft angle shaft assembly for special vehicle |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869631A (en) * | 2017-04-25 | 2020-03-06 | 株式会社昭和 | Cross joint and transmission shaft |
| CN110869631B (en) * | 2017-04-25 | 2021-09-14 | 株式会社昭和 | Universal joint and transmission shaft |
| CN111059166A (en) * | 2019-12-23 | 2020-04-24 | 内蒙古第一机械集团股份有限公司 | High stability duplex cross axle |
| CN112268073A (en) * | 2020-10-29 | 2021-01-26 | 孙希强 | Universal joint for conveniently lengthening transmission shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112460161A (en) | 2021-03-09 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |
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| RJ01 | Rejection of invention patent application after publication |