CN106368252A - Connecting structure for supporting rod and lug shaft and bulldozer - Google Patents
Connecting structure for supporting rod and lug shaft and bulldozer Download PDFInfo
- Publication number
- CN106368252A CN106368252A CN201610916049.0A CN201610916049A CN106368252A CN 106368252 A CN106368252 A CN 106368252A CN 201610916049 A CN201610916049 A CN 201610916049A CN 106368252 A CN106368252 A CN 106368252A
- Authority
- CN
- China
- Prior art keywords
- ball seat
- gudgeon
- wear
- resistant sleeve
- strut
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3695—Arrangements for connecting dipper-arms to loaders or graders
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/006—Pivot joint assemblies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention relates to the field of engineering machines, and discloses a connecting structure for a supporting rod and a lug shaft and a bulldozer. The connecting structure comprises the supporting rod (10), the lug shaft (20) and a ball base cover (30). A ball base (40) is arranged at the end portion of the supporting rod (10). The ball base (40) and the ball base cover (30) are matched and fix the lug shaft (20). An abrasion resisting sleeve is at least arranged between the ball base (40) and the lug shaft (20). The abrasion resisting sleeve arranged between the ball base and the lug shaft, on one hand, abrasion between the ball base and the lug shaft can be effectively relieved, and on the other hand, the abrasion resisting sleeve is subjected to abrasion; and accordingly, the abrasion resisting sleeve can be replaced according to needs while the supporting rod and the lug shaft are not affected, and the maintaining cost is obviously reduced.
Description
Technical field
The present invention relates to engineering machinery, in particular it relates to the attachment structure of a kind of strut and gudgeon and bull-dozer.
Background technology
Bull-dozer is widely used in the fields such as mining and construction.Because operating condition is severe, whole machine serious wear,
The protection structure of critical piece and maintenance are most important for normally using of bull-dozer.
In prior art, as shown in figure 1, the front end of strut 10 connects perching knife, rear end is connected to vehicle body by gudgeon 20.Its
In, specifically, the rear end of strut 10 is provided with ball seat 40, and gudgeon 20 passes through ball seat 40 and the ball seat lid 30 with ball seat 40 cooperation is pacified
Dress, such as ball seat 40 and ball seat lid 30 are by through the second installing hole on the first installing hole 42 and ball seat lid 30 on ball seat 40
32 and packing ring 80, nut 90 bolt 70 fixing, and the two is pressed between ball seat 40 and ball seat lid 30.Wherein, due to
Operating mode severe although compression, but bull-dozer can occur between gudgeon 20 and ball seat 40 and ball seat lid 30 in use relative
Rotate, and therefore produce abrasion, and then lead to the gap between gudgeon 20 and ball seat 40 and ball seat lid 30 to increase, ultimate failure.
When ball seat 40 abrasion cannot use, strut 10 can only be changed, cost is larger.
Therefore, prior art exists because of gudgeon and ball seat and the abrasion of ball seat lid to lead to easily lost efficacy and changed to ask
Topic.
Content of the invention
It is an object of the invention to provide the attachment structure of a kind of strut and gudgeon, with reduce gudgeon and ball seat abrasion and by
This maintenance cost leading to.
To achieve these goals, the present invention provides the attachment structure of a kind of strut and gudgeon, and described attachment structure includes
Strut, gudgeon and ball seat lid, the end of described strut is provided with ball seat, and described ball seat and described ball seat lid coordinate and fix described
Gudgeon, wherein, is at least provided with wear-resistant sleeve between described ball seat and described gudgeon.
Preferably, described ball seat and described wear-resistant sleeve pass through groove and flange cooperation positioning.
Preferably, described wear-resistant sleeve includes the first wear-resistant sleeve being arranged between described ball seat and described gudgeon and setting
The second wear-resistant sleeve between described ball seat lid and described gudgeon.
Preferably, described first wear-resistant sleeve and the second wear-resistant sleeve are semicircular ring shape.
Preferably, described ball seat and described first wear-resistant sleeve pass through the first groove and the first flange cooperation positioning, described ball
Flap and described second wear-resistant sleeve pass through the second groove and the second flange cooperation positioning.
Preferably, described second wear-resistant sleeve is fixedly connected with described ball seat lid.
Preferably, described wear-resistant sleeve is made up of wear-resistant metal material.
Preferably, described ball seat and ball seat lid are respectively arranged with the first installing hole and the second installing hole, described ball seat and
Ball seat lid is fixed by the securing member through described first installing hole and the second installing hole and is compressed described gudgeon and wear-resistant sleeve.
Preferably, described ball seat is welded in the end of described strut.
The present invention also provides a kind of bull-dozer, and wherein, described bull-dozer includes the strut of the present invention and the connection knot of gudgeon
Structure, described ball seat is arranged on the rear end of described strut, and described gudgeon is connected to the car body of described bull-dozer.
By technique scheme, by arranging wear-resistant sleeve between ball seat and gudgeon, on the one hand can effectively alleviate two
Abrasion between person, on the other hand makes abrasion be undertaken by wear-resistant sleeve, does not affect such that it is able to change wear-resistant sleeve as needed
Strut and gudgeon, significantly reduce maintenance cost.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Brief description
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the explosive view of the connected mode that the strut of existing bull-dozer and gudgeon are described；
Fig. 2 is a kind of explosive view of embodiment of attachment structure that the strut of the present invention and gudgeon are described；
Fig. 3 is the sectional view of the attachment structure of the strut of Fig. 2 and gudgeon.
Description of reference numerals
10- strut, 20- gudgeon, 30- ball seat lid, 31- second groove, 32- second installing hole, 40- ball seat, 41- first is recessed
Groove, 42- first installing hole, 50- first wear-resistant sleeve, 51- first flange, 60- second wear-resistant sleeve, 61- second flange, 70- bolt,
80- packing ring, 90- nut.
Specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.It should be appreciated that this place is retouched
The specific embodiment stated is merely to illustrate and explains the present invention, is not limited to the present invention.
In the present invention, in the case of illustrating on the contrary, the noun of locality such as " upper and lower, left and right " of use typically refers to
Upper and lower, left and right shown in refer to the attached drawing；" inside and outside " refers to inside and outside with respect to each part profile of itself.
According to an aspect of the present invention, provide the attachment structure of a kind of strut and gudgeon, described attachment structure includes supportting
Bar 10, gudgeon 20 and ball seat lid 30, the end of described strut 10 is provided with ball seat 40, and described ball seat 40 and described ball seat lid 30 are joined
Merge fixing described gudgeon 20, wherein, at least between described ball seat 40 and described gudgeon 20, be provided with wear-resistant sleeve.
By arranging wear-resistant sleeve between ball seat 40 and gudgeon 20, on the one hand can effectively alleviate abrasion therebetween,
On the other hand so that abrasion is undertaken by wear-resistant sleeve, do not affect strut 10 and gudgeon such that it is able to change wear-resistant sleeve as needed
20, significantly reduce maintenance cost.
Wherein, for preventing the wear-resistant sleeve play between ball seat 40 and gudgeon 20, can by corresponding anti-shifting structure Lai
Avoid play.Preferably, described ball seat 40 and described wear-resistant sleeve pass through groove and flange cooperation positioning.Wherein it is possible to understand ground,
One of groove and flange can be arranged on ball seat 40, and another one can be arranged on wear-resistant sleeve, and the present invention does not make to this
Limit.
It is to be appreciated that relatively costly due to strut 10, therefore, at least arrange wear-resisting between strut 10 and gudgeon 20
Set, to reduce the abrasion of strut 10, it is to avoid unnecessary maintenance cost.With regard to ball seat lid 30, because its cost is not high, Ke Yi
It is not provided with wear-resistant sleeve, even if abrasion is it is also possible to change ball seat lid 30 at any time between ball seat lid 30 and gudgeon 20.
It is, however, preferable that as shown in Fig. 2 described wear-resistant sleeve includes being arranged between described ball seat 40 and described gudgeon 20
The first wear-resistant sleeve 50 and be arranged on the second wear-resistant sleeve 60 between described ball seat lid 30 and described gudgeon 20, thus leading to respectively
Cross the first wear-resistant sleeve 50 and the second wear-resistant sleeve 60 protection ball seat 40 and ball seat lid 30.In the first wear-resistant sleeve 50, the second wear-resistant sleeve 60
When there is abrasion, only need to accordingly change the first wear-resistant sleeve 50, the second wear-resistant sleeve 60, strut 10 and ball seat lid need not be changed
30.
It is to be appreciated that being omnibearing protection ball seat 40, ball seat lid 30 and gudgeon 20, the first wear-resistant sleeve 50 and second is wear-resisting
Set 60 answers split to be complete annulus.For ease of manufacturing and improving versatility it is preferable that described first wear-resistant sleeve 50 and second is resistance to
Grinding set 60 is semicircular ring shape, such that it is able to replace each other.
Furthermore it is preferred that being the play preventing wear-resistant sleeve, described ball seat 40 and described first wear-resistant sleeve 50 are recessed by first
It is convex that groove 41 and the first flange 51 cooperation positioning, described ball seat lid 30 and described second wear-resistant sleeve 60 pass through the second groove 31 and second
Edge 61 cooperation positioning.Wherein, one of the first groove 41 and the first flange 51 can be arranged on ball seat 40, and another one is permissible
It is arranged on the first wear-resistant sleeve 50；One of second groove 31 and the second flange 61 can be arranged on bulb lid 30, another
Person can be arranged on the second wear-resistant sleeve 60.In the specific embodiment of Fig. 2, the first groove 41 is arranged on ball seat 40, and first
Flange 51 is arranged on the first wear-resistant sleeve 50, and the second groove 31 is arranged on bulb lid 30, and it is resistance to that the second flange 61 is arranged on second
In grinding set 60, but the invention is not restricted to this.
It is furthermore preferred that being to provide stable positioning, each groove and flange to be separately positioned on by corresponding groove and flange
The centre position (in such as Fig. 2, the first groove 41 is arranged on the centre position of the axial direction of ball seat 40) of corresponding component.
In addition, the second wear-resistant sleeve 60 can be fixedly connected with described ball seat lid 30, so that in the situation increasing service life
Under, even if there is abrasion it is also possible to change together with ball seat lid 30.
It should be understood that for providing above-mentioned protective effect, described wear-resistant sleeve is made up of wear-resistant metal material, such as 45 steel,
50mn etc..In the case that the second wear-resistant sleeve 60 is fixedly connected with ball seat lid 30, can by select various suitable in the way of, for example weld
Connect, or the second wear-resistant sleeve 60 and ball seat lid 30 are integrally formed.
In the present invention, ball seat 40 and ball seat lid 30 can be fitted to each other by various suitable structures.Preferably, described ball
It is respectively arranged with the first installing hole 42 and the second installing hole 32, described ball seat 40 and ball seat lid 30 pass through on seat 40 and ball seat lid 30
Securing member through described first installing hole 42 and the second installing hole 32 is fixed and is compressed described gudgeon 20 and wear-resistant sleeve.Its
In, securing member can be for the bolt 70 shown in Fig. 2 it is possible to the nut 90 of the side away from gudgeon 20 by being arranged on ball seat 40
Realize ball seat 40 and the fixation of ball seat lid 30 with the packing ring 80 of the side away from gudgeon 20 being arranged on ball seat lid 30.
In addition, in the present invention, ball seat 40 can by various suitable by way of be fixed on the end of strut 10, for example, institute
State the end that ball seat 40 can be welded in described strut 10.
According to a further aspect in the invention, a kind of bull-dozer is provided, wherein, described bull-dozer include the present invention strut and
The attachment structure of gudgeon, described ball seat 40 is arranged on the rear end of described strut 10, and described gudgeon 20 is connected to described bull-dozer
Car body.
Describe the preferred embodiment of the present invention above in association with accompanying drawing in detail, but, the present invention is not limited to above-mentioned reality
Apply the detail in mode, in the range of the technology design of the present invention, multiple letters can be carried out to technical scheme
Monotropic type, these simple variant belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy no longer separately illustrates.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it equally should be considered as content disclosed in this invention.
Claims (10)
1. the attachment structure of a kind of strut and gudgeon, described attachment structure includes strut (10), gudgeon (20) and ball seat lid (30),
The end of described strut (10) is provided with ball seat (40), and described ball seat (40) and described ball seat lid (30) coordinate and fixing described ear
Axle (20) is it is characterised in that be at least provided with wear-resistant sleeve between described ball seat (40) and described gudgeon (20).
2. the attachment structure of strut according to claim 1 and gudgeon is it is characterised in that described ball seat (40) and described resistance to
Grinding set passes through groove and flange cooperation positioning.
3. the attachment structure of strut according to claim 1 and gudgeon is it is characterised in that described wear-resistant sleeve includes being arranged on
The first wear-resistant sleeve (50) between described ball seat (40) and described gudgeon (20) and be arranged on described ball seat lid (30) and described
The second wear-resistant sleeve (60) between gudgeon (20).
4. strut according to claim 3 and gudgeon attachment structure it is characterised in that described first wear-resistant sleeve (50) and
Second wear-resistant sleeve (60) is semicircular ring shape.
5. the attachment structure of the strut according to claim 3 or 4 and gudgeon is it is characterised in that described ball seat (40) and institute
State that the first wear-resistant sleeve (50) passes through the first groove (41) and the first flange (51) cooperation positions, described ball seat lid (30) and described the
Two wear-resistant sleeves (60) pass through the second groove (31) and the second flange (61) cooperation positioning.
6. strut according to claim 3 and gudgeon attachment structure it is characterised in that described second wear-resistant sleeve (60) and
Described ball seat lid (30) is fixedly connected.
7. the attachment structure of strut according to claim 1 and gudgeon is it is characterised in that described wear-resistant sleeve is by antifriction metal (AFM)
Material is made.
8. the attachment structure of strut according to claim 1 and gudgeon is it is characterised in that described ball seat (40) and ball seat lid
(30) it is respectively arranged with the first installing hole (42) and the second installing hole (32) on, described ball seat (40) and ball seat lid (30) pass through to wear
Cross described first installing hole (42) and the securing member of the second installing hole (32) is fixed and compressed described gudgeon (20) and wear-resistant sleeve.
9. the attachment structure of strut according to claim 1 and gudgeon is it is characterised in that described ball seat (40) is welded in institute
State the end of strut (10).
10. a kind of bull-dozer it is characterised in that described bull-dozer include strut described in any one in claim 1-9 and
The attachment structure of gudgeon, described ball seat (40) is arranged on the rear end of described strut (10), described gudgeon (20) be connected to described in push away
The car body of native machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916049.0A CN106368252A (en) | 2016-10-20 | 2016-10-20 | Connecting structure for supporting rod and lug shaft and bulldozer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610916049.0A CN106368252A (en) | 2016-10-20 | 2016-10-20 | Connecting structure for supporting rod and lug shaft and bulldozer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106368252A true CN106368252A (en) | 2017-02-01 |
Family
ID=57895977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610916049.0A Pending CN106368252A (en) | 2016-10-20 | 2016-10-20 | Connecting structure for supporting rod and lug shaft and bulldozer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106368252A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664531A (en) * | 2020-12-31 | 2021-04-16 | 徐州徐工挖掘机械有限公司 | Welding-free pin shaft and stop device |
| CN113321119A (en) * | 2021-06-07 | 2021-08-31 | 中国核电工程有限公司 | Transportation protection device and radioactive product transportation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201857623U (en) * | 2010-10-25 | 2011-06-08 | 天津柳工机械有限公司 | Connecting structure of push rod and trunnion of earthmover |
| CN203320584U (en) * | 2013-06-27 | 2013-12-04 | 山推工程机械股份有限公司 | Trunnion structure for tail end of push rod of bulldozer |
| CN203412019U (en) * | 2013-08-21 | 2014-01-29 | 三一重通机械有限公司 | Trunnion protection cover and bulldozer |
| US9039344B1 (en) * | 2013-06-14 | 2015-05-26 | Herman H Marcus | Universal work tool connector device for skid steer loader |
-
2016
- 2016-10-20 CN CN201610916049.0A patent/CN106368252A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201857623U (en) * | 2010-10-25 | 2011-06-08 | 天津柳工机械有限公司 | Connecting structure of push rod and trunnion of earthmover |
| US9039344B1 (en) * | 2013-06-14 | 2015-05-26 | Herman H Marcus | Universal work tool connector device for skid steer loader |
| CN203320584U (en) * | 2013-06-27 | 2013-12-04 | 山推工程机械股份有限公司 | Trunnion structure for tail end of push rod of bulldozer |
| CN203412019U (en) * | 2013-08-21 | 2014-01-29 | 三一重通机械有限公司 | Trunnion protection cover and bulldozer |
Non-Patent Citations (3)
| Title |
|---|
| 刘兴国: "《机械制图与计算机绘图》", 30 August 2003 * |
| 宁波地区农学院《轮式拖拉机》编写组: "《轮式拖拉机》", 31 December 1977 * |
| 母忠林、强道前: "《手把手教您学修柴油机》", 31 May 2015, 机械工业出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664531A (en) * | 2020-12-31 | 2021-04-16 | 徐州徐工挖掘机械有限公司 | Welding-free pin shaft and stop device |
| CN112664531B (en) * | 2020-12-31 | 2022-05-03 | 徐州徐工挖掘机械有限公司 | Welding-free pin shaft and stop device |
| CN113321119A (en) * | 2021-06-07 | 2021-08-31 | 中国核电工程有限公司 | Transportation protection device and radioactive product transportation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | 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: 20170201 |
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| RJ01 | Rejection of invention patent application after publication |