CN106402169A - Split type bearing assembly - Google Patents
Split type bearing assembly Download PDFInfo
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- CN106402169A CN106402169A CN201510581656.1A CN201510581656A CN106402169A CN 106402169 A CN106402169 A CN 106402169A CN 201510581656 A CN201510581656 A CN 201510581656A CN 106402169 A CN106402169 A CN 106402169A
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- bearing
- clamping surface
- diameter
- bearing assembly
- bolt
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Abstract
A split type bearing assembly (1) comprises a bearing pedestal (2) and a bearing cap (3), wherein the bearing cap (3) comprises a clamping surface (6) which is pressed against the matching clamping surface (7) of the bearing pedestal (2) in the assembling state of the bearing assembly (1); the bearing cap (3) is connected with the bearing pedestal (2) through a bolt (11), and the bolt (11) is arranged in through holes (10) of the bearing pedestal (2) and the bearing cap (3); the through holes (10) are provided with a diameter D(15), and the bolt (11) is provided with a diameter d(17); at least one bulge (8) is arranged on the clamping surface (6) in a projecting manner, and the bulge (8) can be inserted into a groove (9) in the matching clamping surface (7) of the bearing pedestal (2); and according to observation from a cross section, the bulge (8) is provided with a width (18) and a height (19). The split type bearing assembly (1) is characterized in that the width (18) of the bulge (8) is at least equal to a difference between the diameter D(15) of the through holes and the diameter d(17) of the bolt (11).
Description
Technical field
The present invention relates to a kind of split type bearing assembly.
Background technology
Split type bearing assembly includes bearing block and bearing cap, wherein said bearing cap has a clamping surface, on its cooperation clamping surface abutting against bearing block under the assembled state of bearing assembly, wherein said bearing cap can be bolted with bearing block, described bolt is disposed in the in the hole of bearing block and bearing cap, wherein said hole has diameter D, described bolt has diameter d, and it is raised to be wherein protrudedly formed at least one on described clamping surface, in one groove of cooperation clamping surface of its pluggable bearing block, and from cross-sectional view, it has a width and a height.
Split type bearing assembly has clamped bearing cap and bearing block, and this is known from the prior art, for example, be used for supporting bent axle.In order to change the boring of the dead eye on sliding bearing or bearing cap and bearing block, they must be separated.After after boring or more renewing sliding bearing, bearing cap is clamped to bearing block again.In order to reach suitable claimed accuracy again, known such bearing assembly, it is that those wherein bearing caps are independent of drive tab generation, and these are all wherein to be formed at bearing cap projection, it passes through the first clamping force in cooperation clamping surface for the bearing cap to the prefabricated corresponding groove of bearing block press-in or insertion.
The cooperation of bearing block and bearing cap assembling is the key factor that bearing smoothly operates.Particularly, bearing cap side must not be arranged on bearing block, therefore, between bearing block and bearing cap, not offset formation, on edge, mechanical load that sliding bearing in use increases or its sliding layer of dead eye being directly coated with are disturbed.When bearing block, the assembly cooperation by hand assembled with bearing cap, remains able to be relatively easy to achieve, in the large-scale production of motor vehicles or motor vehicles assembly, due to the frequency of high circulation number of times, error rate remains than larger.
Content of the invention
The purpose of the present invention is to reduce error rate with bearing block when bearing cap is clamped jointly.
This purpose of the present invention is to be obtained based on above-mentioned bearing assembly, and raised width is big as the difference at least and the diameter D and the diameter d of bolt of through hole between.
It is surprising that it has been found that when raised width is more than the difference between the diameter D and the diameter d of bolt of through hole, the correct assembling between bearing block and bearing cap can be reliably achieved.Therefore, it can preferably avoid, the projection of bearing cap close on or off-center be resisted against bearing block cooperation clamping surface on groove.Projection also has such attribute afterwards, passes through common clamping in cooperation clamping surface and is pressed into bearing block, incorrect positioning leads to groove to be widened, and thus projection is no longer accurately received in a groove.By the present invention, this can be effectively prevented, so that the error rate of the assembling of bearing cap and bearing block can significantly reduce.
Can realize improving this effect further, if when raised width is more than the difference between the diameter D and the diameter d of bolt of through hole, and/or the height of projection is less than raised width, and/or raised spacing on through hole at least corresponds to the width of projection.
Variation according to another bearing assembly can provide, and convexes to form as ribbon.By banded projection, preferably avoid the distortion that bearing cap is relative to the divisional plane of bearing assembly, this leads to the error rate of the assembling of bearing cap and bearing block can reduce in turn again.
Preferably include side surface, and there is the banded projection of wedge shape section.Project through the common clamping of bearing cap and bearing block and the slip in the groove of cooperation clamping surface is improved, can be improved with this bearing cap with bearing block.
Can be provided according to a preferred variation, at least one of side surface is angularly arranged with clamping surface, this angle selects in the range of from 10 ° to 150 °, thus the raised slip in groove is further improved it is not necessary to the groove of the bearing block when bearing cap is clamped jointly with bearing block broadens or produces the new groove of a relative clamping surface by projection.
Brief description
In order to more fully understand, the present invention is further shown in the following drawings.
Its simplified schematic ground represents：
Fig. 1 illustrates the cross section of bearing assembly details.
Specific embodiment
It should be noted that, in the different embodiments of description, identical reference or identical component Name represent identical part, and the disclosure being thus included in entire disclosure can become identical component Name to be similarly applied to identical part by identical reference.Additionally, selected positional information, such as top, bottom, side etc. is directly described and illustrated, when can similarly be transferred to a new position by change in location.In FIG be a split type bearing assembly 1 section, it is e.g. used for the machine case of reciprocating engine, rather than illustrates in assembled state.Described bearing assembly 1 includes bearing block 2 and bearing cap 3.Described bearing cap 3 and described bearing block 2 have a dead eye 4.Described dead eye 4 is used for accommodating a sliding bearing, particularly sliding bearing shell, and in this example, a bent axle can be received.But it is it could also be possible that the upper surface 5 in dead eye 4 directly scribbles bearing material to form lubricating layer.
Bearing cap 3 each has a clamping surface 6 in two stub area farther out, and bearing block 2 each has a cooperation clamping surface 7 relative with clamping surface 6 in two stub area.Protrude from described clamping surface 6, each clamping surface 6 is arranged or formed at least one projection 8.
The cooperation clamping surface 7 of bearing block 2 forms at least one groove 9.The quantity of described groove 9 is corresponding with raised 8 number.At least enough grooves 9 are arranged or are formed so that each projection 8 is accommodated in a groove 9.If it is necessary to multiple raised 8 also can be accommodated in a common groove 9 although this is not the preferred embodiment of bearing assembly 1.
The shape of at least one groove 9 described and the mating shapes of at least one projection 8 described, make raised 8 can be accurately received in groove 9 it is preferable that groove 9 is raised 8 contrary shape of cross section.For this reason, under the assembled state of bearing assembly 1, groove 9 is also disposed in raised 8 underface.
In order that bearing block 2 is clamped with bearing cap 3, therefore, in the stub area farther out of the clamping surface 6 of bearing cap 3, these assemblies respectively have one to be disposed in the through hole 10 running through.A bolt 11 is respectively had to be received in these through holes 10.Bolt 11 extends in the blind hole 12 of cooperation clamping surface 7 of bearing block 2.Blind hole 12 is provided with female thread so that by tighten bolt 11 and so that bearing cap 3 is possibly realized with the common clamping of bearing block 2.One bolt head 13 against the outer surface of bearing cap 3, as seen from Figure 1.
In variant embodiment, the side deviating from dead eye 4 of raised 8 through holes 10 being arranged on clamping surface 6, i.e. top view is arranged between the end face 14 of bearing cap 3 and through hole 10.However, they can also optionally or be additionally provided on the opposite side on clamping surface 6, i.e. the side towards dead eye 4 of through hole 10.It is probably that so each clamping surface 6 is at least arranged or formed two projections 8.
Raised 8 can be made up of the material of bearing cap 3 it is also possible to be made up of the material harder than the material of bearing cap 3.In addition, raised 8 can be made up of the material harder than the material in clamping surface 7 region with bearing block 2 so that these projections 8 can be pressed in compression and the clamping of cooperation clamping surface 7 with bearing cap 3 by bearing block 2.For example, bearing cap 3 can be made up of a kind of iron-bearing materials, and bearing block 2 is made up of a kind of light metal.Particularly, bearing cap 3 is made up of sintering ferrous material.
Bearing assembly 1 part shown in below only using Fig. 1 is as reference.Second side of bearing cap 3, it is also possible to clamping surface 6 as illustrated in fig. 1 is formed so that following examples transfer to this region of bearing cap 3 therewith in the region of the second clamping surface particularly (not shown).
Through hole 10 has diameter D15.Through hole 10 should be realized removing, for example, pass through the transversal taper on clamping surface 6, and diameter D15 refers to the diameter in this conical region.Diameter D15 therefore always through hole 10 along the diameter by the minimum of this through hole 10 for the direction of long central shaft 16.
Bolt 11 has diameter d17.The maximum gauge of therefore bolt 11 refers to, along the length of vertical central axis 16.Herein, do not consider bolt head 13, only consider that bolt 11 is arranged on that part in through hole 10.
The diameter D15 of through hole 10 is more than the diameter d17 of bolt, and the therefore difference between diameter D15 and diameter d17 limits gap, so that bolt 11 is included in through hole 10.
Raised 8 cross sections on bearing cap 3 frontal can be observed, and therefore also can be observed the width 18 on clamping surface 6 and height 19 in the vertical direction of Fig. 1 plate face.
There is presently provided, raised 8 width 18 is big as the difference at least and the diameter D15 and the diameter d17 of bolt 11 of through hole 10 between, also big with as bolt 11 and the gap of through hole 10.Preferably, raised 8 width 18 is more than the difference between the diameter D15 and the diameter d17 of bolt 11 of through hole 10.Particularly width 18 can be 0.5 millimeter to 5 mm wides.
In principle it is also possible to the projection 8 of only one of which bearing cap 3 meets this condition.Preferably, in the variation of bearing assembly 1, each projection 8 is satisfied by this condition.This is applied to the variant embodiment of all other, explained below bearing assembly 1.
Embodiment according to another bearing assembly 1 can provide, and raised 8 height 19 is less than raised width 18.Particularly, raised 8 height 19 can be the 5% to 90% of raised 8 width 18.
Embodiment according to another bearing assembly 1 can provide, and on through hole 10, raised 8 spacing 20 at least corresponds to raised 8 width 18.Preferably, the width 18 that on through hole 10, raised 8 spacing 20 is more than raised 8.Particularly, on through hole 10, raised 8 spacing 20 can be between 0.5mm and 10mm.
The shortest spacing 20 that spacing 20 limits, it includes the projection 8 of through hole 10, as shown in Figure 1.
Preferably, raised 8 are formed as ribbon, have a longitudinal extent on the axial direction of bearing assembly 1.As shown in figure 1, this is the direction in plate face.
Banded raised 8 can extend at least 70%, especially at least 80% on the width of clamping surface 6 on above-mentioned axial direction.It could also be possible that banded raised 8 extend along above-mentioned direction on the whole width of clamping surface 6.Preferably, banded raised 8 terminate in the front side of bearing cap 3 and rear side, i.e. it is not extended along above-mentioned direction on the whole width of clamping surface 6.
According to banded raised 8 further preferred embodiment, as shown in Figure 1 it is provided that a kind of include side surface 21 and have banded raised the 8 of wedge shape section.Advantageously, at least one of side surface 21 and clamping surface 6 are at an angle of 22 arrangements, this angle from 10 ° to 150 ° in the range of select, the particularly scope from 45 ° to 120 °.Preferably, two side surfaces 21 are identical with the absolute value of the angle 22 that clamping surface 6 tilts.
Embodiment represents or the variation of possible bearing assembly 1 is depicted, and it should be noted that, various various combinations are possible to each variation each other.It should be noted that in order to provide the one of the structure of bearing assembly 1 to be better understood upon, that it and its ingredient are not drawn to and/or amplify and/or reduce size.
Reference
1 bearing assembly
2 bearing blocks
3 bearing caps
4 dead eyes
5 upper surfaces
6 clamping surfaces
7 cooperation clamping surfaces
8 is raised
9 grooves
10 through holes
11 bolts
12 blind holes
13 bolt heads
14 end faces
15 diameters
16 central shafts
17 diameters
18 width
19 height
20 spacing
21 side surfaces
22 angles.
Claims (7)
1. a kind of split type bearing assembly (1), including bearing block (2) and bearing cap (3), wherein said bearing cap (3) bag
Include clamping surface (6), described clamping surface (6) is under the assembled state of described bearing assembly (1) against described bearing
The cooperation clamping surface (7) of seat (2), wherein said bearing cap (3) and described bearing block (2) can pass through bolt (11)
Connect, described bolt (11) is arranged in described bearing block (2) and the through hole (10) of described bearing cap (3), its
Described in through hole (10) there is diameter D (15), described bolt (11) has diameter d (17), and in described clamping
Surface (6) is highlightedly arranged at least one raised (8), and described projection (8) is inserted into the described of described bearing block (2)
In the groove (9) of cooperation clamping surface (7), and, from cross-sectional view, described projection (8) have width (18) and
Highly (19) are it is characterised in that the diameter D (15) at least with described through hole for the described width (18) of described projection (8)
Difference and the diameter d (17) of described bolt (11) between is equally big.
2. bearing assembly (1) as claimed in claim 1 it is characterised in that described projection (8) described width (18)
More than the difference between the diameter D (15) and the diameter d (17) of described bolt (11) of described through hole (10).
3. bearing assembly (1) as claimed in claim 1 or 2 it is characterised in that described projection (8) described height
(19) it is less than the described width (18) of described projection (8).
4. bearing assembly (1) as claimed in claim 1 or 2 is it is characterised in that described on described through hole (10)
The spacing (20) of raised (8) at least corresponds to the described width (18) of described projection (8).
5. bearing assembly (1) as claimed in claim 1 or 2 is it is characterised in that described projection (8) is formed as band
Shape.
6. bearing assembly (1) as claimed in claim 4 is it is characterised in that described banded projection (8) includes side
Surface (21), and there is wedge shape section.
7. bearing assembly (1) as claimed in claim 5 it is characterised in that in described side surface (21) at least one
Individual and described clamping surface (6) arranges, this angle selects in the range of from 10 ° to 150 ° with being at an angle of (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581656.1A CN106402169B (en) | 2015-08-03 | 2015-08-03 | Split type bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581656.1A CN106402169B (en) | 2015-08-03 | 2015-08-03 | Split type bearing assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106402169A true CN106402169A (en) | 2017-02-15 |
| CN106402169B CN106402169B (en) | 2019-10-22 |
Family
ID=58007755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510581656.1A Active CN106402169B (en) | 2015-08-03 | 2015-08-03 | Split type bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106402169B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372891A (en) * | 2018-11-30 | 2019-02-22 | 上海汽车粉末冶金有限公司 | Bearing cap and bearing block assembling structure and its assembly method |
| CN110206821A (en) * | 2019-06-04 | 2019-09-06 | 宁波达尔机械科技有限公司 | A kind of self-lubrication alloy high life bearing |
| CN112460152A (en) * | 2020-11-21 | 2021-03-09 | 大连理工大学 | Split type bearing seat structure and machining method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07305716A (en) * | 1994-05-13 | 1995-11-21 | Wakayama Nainenki Kk | Large end side assembling structure for connecting rod |
| CN1468674A (en) * | 2002-06-27 | 2004-01-21 | ��ľ��ʽ���� | Method for producing crankshaft support |
| CN200943648Y (en) * | 2006-08-02 | 2007-09-05 | 王继生 | Dust-proof water-proof closed type bearing pad case |
| CN102138012A (en) * | 2008-09-01 | 2011-07-27 | 米巴烧结奥地利有限公司 | Bearing cover |
| CN104246245A (en) * | 2012-04-26 | 2014-12-24 | Gkn烧结金属有限公司 | Main bearing cap with locating feature |
-
2015
- 2015-08-03 CN CN201510581656.1A patent/CN106402169B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07305716A (en) * | 1994-05-13 | 1995-11-21 | Wakayama Nainenki Kk | Large end side assembling structure for connecting rod |
| CN1468674A (en) * | 2002-06-27 | 2004-01-21 | ��ľ��ʽ���� | Method for producing crankshaft support |
| CN200943648Y (en) * | 2006-08-02 | 2007-09-05 | 王继生 | Dust-proof water-proof closed type bearing pad case |
| CN102138012A (en) * | 2008-09-01 | 2011-07-27 | 米巴烧结奥地利有限公司 | Bearing cover |
| CN104246245A (en) * | 2012-04-26 | 2014-12-24 | Gkn烧结金属有限公司 | Main bearing cap with locating feature |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372891A (en) * | 2018-11-30 | 2019-02-22 | 上海汽车粉末冶金有限公司 | Bearing cap and bearing block assembling structure and its assembly method |
| CN110206821A (en) * | 2019-06-04 | 2019-09-06 | 宁波达尔机械科技有限公司 | A kind of self-lubrication alloy high life bearing |
| CN110206821B (en) * | 2019-06-04 | 2020-07-21 | 宁波达尔机械科技有限公司 | Self-lubricating alloy bearing with long service life |
| CN112460152A (en) * | 2020-11-21 | 2021-03-09 | 大连理工大学 | Split type bearing seat structure and machining method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106402169B (en) | 2019-10-22 |
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