CN109476197A - The support construction of spring base - Google Patents
The support construction of spring base Download PDFInfo
- Publication number
- CN109476197A CN109476197A CN201780043979.2A CN201780043979A CN109476197A CN 109476197 A CN109476197 A CN 109476197A CN 201780043979 A CN201780043979 A CN 201780043979A CN 109476197 A CN109476197 A CN 109476197A
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- China
- Prior art keywords
- vehicle width
- width direction
- axle portion
- spring base
- base
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G5/00—Resilient suspensions for a set of tandem wheels or axles having interrelated movements
- B60G5/02—Resilient suspensions for a set of tandem wheels or axles having interrelated movements mounted on a single pivoted arm, e.g. the arm being rigid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/10—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only characterised by means specially adapted for attaching the spring to axle or sprung part of the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/60—Subframe construction
- B60G2206/601—Hanger bracket
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
- Springs (AREA)
Abstract
Have: balance shaft support has base portion and axle portion；Spring base is rotatably pivotally supported by axle portion；Side plate has canister portion and flange part；First resilient bushing has the first canister portion and the first fin；And second resilient bushing, with the second canister portion and the second fin, the outer peripheral surface of axle portion and the vehicle width direction lateral surface of base portion are continuous by the concave curved surface that section shape is local arc-shaped, the outer peripheral surface of canister portion and the vehicle width direction medial surface of flange part are continuous by the concave curved surface that section shape is local arc-shaped, and the outer diameter in the vehicle width direction lateral surface of axle portion is equal with the outer diameter in the vehicle width direction medial surface of canister portion.
Description
Technical field
The present invention relates to the support constructions of spring base.
Background technique
In the past, the suspension as the rear-wheel of oversize vehicle, it is known to the suspension of balanced type.It is right in the suspension of balanced type
The spring base that is supported of flat spring of support axle, in a rotatable manner, by from the balance shaft support for being fixed on vehicle
Balance shaft outstanding is pivotally supported on the outside of to vehicle width direction.
Patent Document 1 discloses the branch of the spring base inserted with metal bushing between balance shaft and spring base
Support structure.In patent document 1, the abrasion of bushing in order to prevent, and in order to be balanced the lubrication between axis and bushing, in bullet
The area lubricating grease Ji Zhu is provided on spring abutment.
Patent Document 2 discloses the rubber-metal inserted between balance shaft and spring base with side flange linings
The support construction of the spring base of set.In patent document 2, by the flexible deformation of silenbloc, to be trembled to spring base
Dynamic movement is absorbed.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 63-016210 bulletin
Patent document 2: Japanese Unexamined Patent Application 60-099707 bulletin
Summary of the invention
Problems to be solved by the invention
In the support construction for the spring base recorded in patent document 1, make metal bushing between balance shaft and spring
Between seat, so bushing is periodically required to supply lubricating grease to prevent the abrasion of bushing.
In the support construction for the spring base recorded in patent document 2, sometimes in silenbloc and balance shaft and pressure
Gap can be generated between plate, the elastic characteristic of silenbloc is unstable, can not suitably support spring base.
The object of the present invention is to provide the abrasions for being able to suppress bushing, and can suitably be supported to spring base
Spring base support construction.
Solution to problem
The support construction of spring base of the invention has: balance shaft support, has the base portion for being fixed on vehicle and from described
Base portion is to axle portion outstanding on the outside of vehicle width direction；Spring base, rotatably by the axle portion axis branch of the balance shaft support
It holds, the flat spring of support axle is supported；Side plate, including having the vehicle abutted with the vehicle width direction lateral surface of the axle portion
The canister portion of wide direction medial surface and the flange part that side extends to radial outside outside the vehicle width direction of cartridge, and relative to
The axle portion is fixed on the outside of vehicle width direction；First resilient bushing has the clamped by the axle portion and the spring base
One canister portion and the first fin clamped by the base portion and the spring base；Second resilient bushing has by the axle portion and institute
The second fin stating the second canister portion of spring base clamping and being clamped by the flange part and the spring base, the balance shaft support
The outer peripheral surface of the axle portion and the vehicle width direction lateral surface of the base portion by section shape be local arc-shaped concave curved surface
Continuously, the vehicle width direction medial surface of the outer peripheral surface of the cartridge of the side plate and the flange part is part by section shape
The concave curved surface of arc-shaped is continuous, the outer diameter in the vehicle width direction lateral surface of the axle portion, the vehicle width direction inside with cartridge
Outer diameter in face is equal.
Invention effect
The support construction of spring base according to the present invention, is able to suppress liner wear, and can suitably to spring base into
Row support.
Detailed description of the invention
Fig. 1 is the integrally-built perspective view for indicating equalizing type suspension.
Fig. 2 is the detailed cross sectional view of the support construction of spring base from vehicle frontal side.
Fig. 3 is the integrally-built perspective view for indicating rubber bushing.
Fig. 4 is the sectional view in the plane by axle center of rubber bushing.
Fig. 5 is the integrally-built perspective view for indicating side plate.
Fig. 6 is the sectional view in the plane by axle center of side plate.
Fig. 7 is the figure for indicating the torque characteristic of rubber bushing.
Fig. 8 is the figure for agitating characteristic for indicating rubber bushing.
Specific embodiment
Hereinafter, referring to attached drawing, detailed description of embodiments of the present invention.In addition, embodiments described below is
An example, the present invention is not limited to the embodiments.
Fig. 1 is the integrally-built perspective view for indicating equalizing type suspension.Fig. 2 is the branch of the spring base from vehicle frontal side
The detailed cross sectional view of support structure.In addition, Fig. 1 shows the state before the assembling of a part of component.
Firstly, being illustrated using Fig. 1 and Fig. 2 to the overall structure of equalizing type suspension.As shown in Figure 1, equalizing type suspension
1 has: balance shaft support 10, is installed on the stringer 2 extended along vehicle traveling direction；Spring base 20, by from balance shaft support 10
Base portion 11 be pivotally supported to axle portion 12 outstanding on the outside of vehicle width direction；And flat spring 30, it is supported by spring base 20.
Balance shaft support 10 is, for example, the moulding component being made of spherical black cast iron, has: having in upper end side and fix
The base portion 11 in portion 111 and from base portion 11 to vehicle width direction on the outside of axle portion 12 outstanding.
As shown in Figure 1, the upper end side of base portion 11 is wide cut in vehicle traveling direction, the width in vehicle traveling direction
Narrow from upper lateral lower end side.That is, for base portion 11, in substantially upside-down triangle shape when from vehicle width direction outside.
In the upper end side of base portion 11, have respectively near the anterior end in vehicle traveling direction and near rear end
Fixed part 111.In addition, as shown in Fig. 2, for base portion 11, when from vehicle frontal side, width in vehicle width direction is from upper
End side narrows to lower end side, and the lateral bend outside the lateral vehicle width direction in lower end.
Also, multiple holes for loss of weight as shown in Figures 1 and 2, are formed in base portion 11.Thereby, it is possible to realize balance
The lightweight of bracing strut 10.
Axle portion 12 is prominent from the substantially central portion of base portion 11 to vehicle width direction outside.Axle portion 12 passes through casting and base portion 11 1
Formed to body.It, can also will be with base portion 11 not in addition, axle portion 12 can be integrally formed with base portion 11 as in the present embodiment
The axis of the steel of same component is fixed on base portion 11 by welding etc. to be formed.
In the outside diameter of the vehicle width direction lateral surface 12a of axle portion 12, as shown in Figures 1 and 2, in a circumferential direction multiple
Position is equally spaced the internal thread part 121 screwed togather for bolt 63, and the bolt 63 is for fixing aftermentioned side plate 60.
Ratio internal thread part 121 in axle portion 12 more leans on the position of internal side diameter, as shown in Fig. 2, being provided in the direction of vehicle width
The recess portion 122 of lateral surface 12a opening, during axle portion 12 is at least in the range of away from length as defined in vehicle width direction lateral surface 12a
Empty cylindrical shape.Thereby, it is possible to realize the lightweight of balance shaft support 10.
As shown in Fig. 2, the outer peripheral surface 12b of axle portion 12, with the vehicle width direction lateral surface 11a of base portion 11 being by section shape
The concave curved surface 12c of local arc-shaped is continuous.
As shown in Figures 1 and 2, spring base 20 has main part 21 and mounting portion 22.Main part 21 has cylinder inner peripheral surface
21a, the cylinder inner peripheral surface 21a are balanced the axis of bracing strut 10 by aftermentioned first rubber bushing 40 and the second rubber bushing 50
Portion 12 is pivotally supported.In addition, main part 21 has the second rubber of vehicle width direction medial surface 21b and clamping of the first rubber bushing 40 of clamping
The vehicle width direction lateral surface 21c of glue bushing 50.In addition, main part 21 has four insertion holes 211 inserted for U-bolt 31,
Flat spring 30 is fixed the U-bolt 31 relative to spring base 20.
As shown in Figures 1 and 2, inside and outside have medial flange to the mounting portion 22 of mounting flat spring 30 in the direction of vehicle width
221 and outboard flanges 222, the medial flange 221 and outboard flanges 222 so that the distance between opposed face and flat spring 30
The roughly equal mode of width is arranged, it is therefore prevented that the flat spring 30 of mounting is moved along vehicle width direction and revolved along vehicle turning direction
The case where turning.
As shown in Figure 1, using the sequence from top being the length of the leaf spring of downside than upper by multiple different leaf springs of length
The long mode sequence of the length of the leaf spring of side is overlapped, and the central portion on the length direction of leaf spring using bolt and nut come one
Body, to form flat spring 30.
In addition, as shown in Fig. 2, by by the nut be embedded in mounting portion 22 upper surface setting location hole 223, from
And the situation for preventing the flat spring 30 of mounting to move along vehicle traveling direction.
Fixation of the flat spring 30 relative to spring base 20 is carried out in the following manner.Firstly, flat spring 30 is placed in spring
The mounting portion 22 of seat 20.Then, make the both ends of U-bolt 31 respectively from the 211 (reference of insertion hole of upside insert spring base 20
Fig. 1) and it is projected into the downside of insertion hole 211.Finally, the both ends of the U-bolt 31 relative to the downside for being projected into insertion hole 211
Portion is screwed togather from the downside of insertion hole 211 by nut 32 respectively, so that flat spring 30 is fixed relative to spring base 20.
Then, using Fig. 2, the details of the support construction of spring base 20 is illustrated.As described above, spring base 20 passes through
First rubber bushing 40 and the second rubber bushing 50 are supported in axle portion 12.
Here, being illustrated using Fig. 3 and Fig. 4 to the details of the first rubber bushing 40 and the second rubber bushing 50.Fig. 3
It is the integrally-built perspective view for indicating the first rubber bushing 40 and the second rubber bushing 50.Fig. 4 is by the first rubber bushing
40 and second rubber bushing 50 axle center plane in sectional view.
In addition, in the present embodiment, the first rubber bushing 40 and the second rubber bushing 50 are identical components.In Fig. 3
And in the case that Fig. 4 indicates the first rubber bushing 40, upside is on the outside of vehicle width direction, and downside is on the inside of vehicle width direction.In addition,
In the case that Fig. 3 and Fig. 4 indicates the second rubber bushing 50, upside is on the inside of vehicle width direction, and downside is on the outside of vehicle width direction.
As shown in Figures 2 to 4, the first rubber bushing 40 includes the first canister portion 41, has the periphery for being pressed into axle portion 12
The first inner peripheral surface 41a of face 12b；And first fin 42, extend from the vehicle width direction inner end of the first canister portion 41 to outside diameter,
And it is clamped by the vehicle width direction medial surface 21b of the vehicle width direction lateral surface 11a of base portion 11 and the main part 21 of spring base 20.
The major part of first rubber bushing 40 is made of elastomers such as nitrile rubbers.As shown in figure 4, in the first canister portion 41
Vehicle width direction inner end is provided with notch 41b throughout complete cycle between the first fin 42.Aftermentioned side plate 60 is fixed
In the state of axle portion 12, the rubber deformation of the first canister portion 41 and the first fin 42 is to which notch 41b to be crowded with.
As shown in figure 4, reinforcing metal configured with cylindric first near the first inner peripheral surface 41a of the first canister portion 41
Ring 43.First reinforce becket 43 in the direction of vehicle width inner end to outer diameter lateral bend.First reinforces the major part of becket 43 not
Expose in the first inner peripheral surface 41a.Therefore, becket 43 is reinforced for first, the first rubber bushing 40 is being embedded in axle portion 12
When, the outer peripheral surface 12b of axle portion 12 does not carry out metal with the first reinforcing becket 43 and contacts.
As shown in figure 4, disk-shaped first to third is reinforced in order from vehicle width direction inside in the first fin 42
Metal plate 44,45,46 configures in the axial direction spaced apartly.First internal diameter for reinforcing metal plate 44 reinforces metal plate 45 than second
Internal diameter it is big, and than third reinforce metal plate 46 internal diameter it is small.Second outer diameter for reinforcing metal plate 45 reinforces metal plate than first
44 outer diameter is big, and smaller than the outer diameter that third reinforces metal plate 46.
First reinforcing metal plate 44 more leans in vehicle width direction positioned at the vehicle width direction inner end than the first reinforcing becket 43
The position of side.Second and third is reinforced metal plate 45,46 and more leans on positioned at the vehicle width direction inner end than the first reinforcing becket 43
Position on the outside of vehicle width direction.
First major part for reinforcing metal plate 44 is not exposed in the vehicle width direction medial surface 42a of the first fin 42.Exist as a result,
First fin 42 is by the vehicle width direction medial surface 21b of the vehicle width direction lateral surface 11a of base portion 11 and the main part 21 of spring base 20
When clamping, the first reinforcing metal plate 44 does not carry out metal with the vehicle width direction lateral surface 11a of base portion 11 and contacts.
Third is reinforced the most of metal plate 46 and is not exposed in the vehicle width direction lateral surface 42b of the first fin 42.As a result,
In the first fin 42 by the vehicle width direction medial surface of the vehicle width direction lateral surface 11a of base portion 11 and the main part 21 of spring base 20
When 21b is clamped, third is reinforced metal plate 46 and is not connect with the vehicle width direction medial surface 21b of the main part 21 of spring base 20 progress metal
Touching.
That is, after assembling, the first rubber bushing 40 does not carry out metal with base portion 11, axle portion 12, spring base 20 and contacts.
Second rubber bushing 50 includes the second canister portion 51, has the second inner circumferential for the outer peripheral surface 12b for being pressed into axle portion 12
Face 51a；And second fin 52, extend from the vehicle width direction outboard end of the second canister portion 51 to outside diameter, and by spring base 20
The vehicle width direction medial surface 62a of the flange part 62 of the vehicle width direction lateral surface 21c and aftermentioned side plate 60 of main part 21 is clamped.Such as
Upper described, the second rubber bushing 50 is component identical with the first rubber bushing 40, therefore omits detailed description.
Second rubber bushing 50 is also in the same manner as the first rubber bushing 40, after assembling, not with axle portion 12, spring base
20, side plate 60 carries out metal contact.
It returns to Fig. 2 to be illustrated, spring base 20 is being passed through the first rubber bushing 40 and the second rubber bushing 50 by side plate 60
It is configured in the state of axle portion 12, is fixed on axle portion 12 from vehicle width direction outside.
Here, being illustrated using Fig. 5 and Fig. 6 to the details of side plate 60.Fig. 5 is indicate side plate 60 integrally-built
Perspective view.Fig. 6 is the sectional view in the plane by the axle center of side plate 60.In addition, upside is vehicle width direction in Fig. 5 and Fig. 6
Inside, downside are on the outside of vehicle width direction.
As shown in Figures 5 and 6, side plate 60 includes canister portion 61, has and abuts with the vehicle width direction lateral surface 12a of axle portion 12
Vehicle width direction medial surface 61a；And flange part 62, from the vehicle width direction outboard end of canister portion 61 to outside diameter extend, and with
Second fin 52 of the second rubber bushing 50 is pressed from both sides between the vehicle width direction lateral surface 21c of the main part 21 of spring base 20
It holds.
In canister portion 61, multiple positions in a circumferential direction, which have been equally spaced, to be inserted for bolt 63 and passes through along axial direction
Side plate 60 is fixed on axle portion 12 by logical insertion hole 611, the bolt 63.The outer diameter ruler of the vehicle width direction medial surface 61a of canister portion 61
It is very little equal with the outer diameter of vehicle width direction lateral surface 12a of axle portion 12.
As shown in fig. 6, the vehicle width direction medial surface 62a of the outer peripheral surface 61b of canister portion 61 and flange part 62 passes through section shape
It is continuous for the concave curved surface 61c of local arc-shaped.
Therefore, when being fastened side plate 60 relative to axle portion 12 using bolt 63, second in the second rubber bushing 50
Portion 51 and the corner of the second fin 52 are guided by concave curved surface 61c.
As a result, as shown in Fig. 2, when side plate 60 to be fixed on to the axle portion 12 of balance shaft support 10, it is opposite to carry out side plate 60
In being coupled and aligned for axle portion 12, do not generated between the outer peripheral surface 61b of the canister portion 61 of the outer peripheral surface 12b and side plate 60 of axle portion 12
Step.
In the support construction of spring base in the present embodiment, as described above, the axle portion 12 of balance shaft support 10 is outer
It is circumferential surface 12b, continuous by the concave curved surface 12c that section shape is local arc-shaped with the vehicle width direction lateral surface 11a of base portion 11.Separately
Outside, the vehicle width direction medial surface 62a of the outer peripheral surface 61b of the canister portion 61 of side plate 60 and flange part 62 is part by section shape
The concave curved surface 61c of arc-shaped is continuous.
As a result, when being fastened side plate 60 relative to axle portion 12 using bolt 63, the first rubber bushing 40 and the second rubber
The corner of the corner of the first canister portion 41 and the first fin 42 in bushing 50 and the second canister portion 51 and the second fin 52 is by concave curved surface
12c and concave curved surface 61c guidance.Therefore, the first rubber bushing 40 and the second rubber bushing 50 can equably be compressed.
Here, using Fig. 7 and Fig. 8, in the spring base support construction of present embodiment, axle portion 12 and spring base 20
The characteristic of the first rubber bushing 40 and the second rubber bushing 50 when relative motion is illustrated.
Fig. 7 indicates the direction (hereinafter referred to as " torsion for making spring base 20 relative to axle portion 12 in the axle center around axle portion 12
Direction ".) in the case where relative rotation, the torsional direction characteristic of the first rubber bushing 40 and the second rubber bushing 50.Fig. 8
Expression makes spring base 20 (hereinafter referred to as " agitate direction " along vehicle turning direction relative to axle portion 12.) relative rotation the case where
Under, the first rubber bushing 40 and the second rubber bushing 50 agitate directional characteristic.
In Fig. 7 and Fig. 8, horizontal axis indicates that spring base 20 indicates the first rubber lining relative to the rotation angle of axle portion 12, the longitudinal axis
Set 40 and the second rubber bushing 50 will be such that spring base 20 restores relative to axle portion 12 to the torque (restoring force) of original position.
Firstly, being illustrated to the torsional direction characteristic of the first rubber bushing 40 and the second rubber bushing 50.Such as Fig. 7 institute
Show, in the case where spring base 20 is rotated relative to axle portion 12 along torsional direction, until defined rotation angle, by the
One rubber bushing 40 and 50 flexible deformation of the second rubber bushing and allow the rotation on torsional direction, rotation angle and torque it
Between form substantially linear relation (" region A " in Fig. 7).
If spring base 20 will relative to axle portion 12 along torsional direction rotation predetermined angular more than, the first rubber bushing 40 and
The flexible deformation of second rubber bushing 50 cannot fully absorb relative rotation.Therefore, in axle portion 12 and the first rubber bushing 40
And second generate cunning between rubber bushing 50 or between the first rubber bushing 40 and the second rubber bushing 50 and spring base 20
It is dynamic, to allow the relative rotation of spring base 20 and the predetermined angular of axle portion 12 or more.During generating sliding, torque is almost
Do not change (" region B " in Fig. 7).
In the present embodiment, be configured to, by side plate 60 relative to balance shaft support 10 axle portion 12 in the outer of axle portion 12
Multiple positions of diameter side are fixed.In addition, keeping the vehicle width direction lateral surface 11a of base portion 11 and the outer peripheral surface 12b of axle portion 12 logical
It is continuous to cross the concave curved surface 12c that section shape is local arc-shaped, and makes the vehicle width direction medial surface of the flange part 62 of side plate 60
It is 62a, continuous by the concave curved surface 61c that section shape is local arc-shaped with the outer peripheral surface 61b of canister portion 61.
Therefore, equably compressed in the first rubber bushing 40 and the second rubber bushing 50, and spring base 20 relative to
In the range of axle portion 12 rotates until predetermined angular along torsional direction, substantial line can be formed between rotation angle and torque
Sexual intercourse.
In addition, if spring base 20 will be relative to axle portion 12 more than torsional direction rotation predetermined angular, in the first rubber
Sliding is generated on the inner peripheral surface or outer peripheral surface of bushing 40 and the second rubber bushing 50 and allows to rotate, therefore can prevent the first rubber
The breakage of glue bushing 40 and the second rubber bushing 50.
Then, the directional characteristic that agitates of the first rubber bushing 40 and the second rubber bushing 50 is illustrated.Such as Fig. 8 institute
Show, spring base 20 relative to axle portion 12 along agitate direction and rotate in the case where, pass through the first rubber bushing 40 and the second rubber
50 flexible deformation of bushing and the rotation for allowing to agitate direction are formed substantially linear relation between rotation angle and torque.
In this way, even if being set as flat spring 30 cannot rotate relative to spring base 20 along direction is agitated, it also can be in axle portion 12
Between spring base 20, coped with to along the rotation for agitating direction.
It therefore, can be without generating sliding between the flat spring 30 and spring base 20 of intermetallic contact or utilizing vehicle
Other parts are coped with, and the activity agitated on direction to flat spring 30 relative to balance shaft support 10 copes with.
In the present embodiment, be configured to, by side plate 60 relative to balance shaft support 10 axle portion 12 in the outer of axle portion 12
Multiple positions of diameter side are fixed.In addition, keeping the vehicle width direction lateral surface 11a of base portion 11 and the outer peripheral surface 12b of axle portion 12 logical
It is continuous to cross the concave curved surface 12c that section shape is local arc-shaped, and makes the vehicle width direction medial surface of the flange part 62 of side plate 60
It is 62a, continuous by the concave curved surface 61c that section shape is local arc-shaped with the outer peripheral surface 61b of canister portion 61.
Therefore, equably compressed in the first rubber bushing 40 and the second rubber bushing 50, and spring base 20 relative to
Axle portion 12 can be formed substantially linear relation along when agitating direction and rotating between rotation angle and torque.
As described above, the support construction of spring base 20 according to the present invention, has: the first rubber bushing 40,
With the first canister portion 41 clamped between axle portion 12 and spring base 20 by axle portion 12 and spring base 20 and by base portion 11 and spring
First fin 42 of 20 clamping of seat；And second rubber bushing 50, there is the second canister portion clamped by axle portion 12 and spring base 20
51 and the second fin 52 for being clamped by the flange part 62 of side plate 60 and spring base 20, therefore do not need in axle portion 12 and spring base 20
Between be regularly lubricated.
In addition, the vehicle width direction lateral surface 11a of base portion 11 and the outer peripheral surface 12b of axle portion 12 is made to pass through section shape office
The concave curved surface 12c of portion's arc-shaped is continuous, and makes the vehicle width direction medial surface 62a of the flange part 62 of side plate 60, with canister portion 61
Outer peripheral surface 61b is continuous by the concave curved surface 61c that section shape is local arc-shaped.As a result, by side plate 60 relative to axle portion 12
When fixed, the first rubber bushing 40 and the second rubber bushing 50 can equably be compressed, in torsional direction and be agitated on direction,
It can obtain good rotation angle-torque characteristics.
Also, be configured to, by side plate 60 relative to balance shaft support 10 axle portion 12 axle portion 12 outside diameter it is multiple
Position is fixed.It, can be by the first rubber bushing 40 and the second rubber as a result, when side plate 60 is fixed relative to axle portion 12
Bushing 50 equably compresses, and in torsional direction and can agitate and obtains good rotation angle-torque characteristics on direction.In addition,
Axle portion 12 can be set as hollow cylinder shape, so as to realize lightweight.
Also, it when spring base 20 rotates predetermined angular or more along torsional direction relative to axle portion 12, is served as a contrast in the first rubber
The inner circumferential side or peripheral side of set 40 and the second rubber bushing 50 generate sliding and allow to rotate, therefore even if opposite in spring base 20
In the case that axle portion 12 is significantly rotated along torsional direction, the first rubber bushing 40 and the second rubber bushing 50 can be also prevented
Breakage.
The application is based on (Japanese patent application laid is willing to 2016- to Japanese patent application filed on July 26th, 2016
No. 146413), content is introduced into this as reference.
Industrial applicibility
The support construction of spring base of the invention is suitble in the equalizing type suspension for being used in the rear-wheel of oversize vehicle.
Description of symbols
1 suspension
2 stringers
10 balance shaft supports
11 base portions
111 fixed parts
11a vehicle width direction lateral surface
12 axle portions
121 internal thread parts
122 recess portions
12a vehicle width direction lateral surface
12b outer peripheral surface
12c concave curved surface
20 spring bases
21 main parts
211 insertion holes
21a cylinder inner peripheral surface
21b vehicle width direction medial surface
21c vehicle width direction lateral surface
22 mounting portions
221 medial flanges
222 outboard flanges
223 location holes
30 flat springs
31 U-bolts
32 nuts
40 first rubber bushings
41 first canister portions
The first inner peripheral surface of 41a
41b notch
42 first fins
42a vehicle width direction medial surface
42b vehicle width direction lateral surface
43 first reinforce becket
44 first reinforce metal plate
45 second reinforce metal plate
46 thirds reinforce metal plate
50 second rubber bushings
51 second canister portions
The second inner peripheral surface of 51a
52 second fins
60 side plates
61 canister portions
611 insertion holes
61a vehicle width direction medial surface
61b outer peripheral surface
61c concave curved surface
62 flange parts
62a vehicle width direction medial surface
63 bolts
Claims (3)
1. a kind of support construction of spring base, has:
Balance shaft support, have be fixed on vehicle base portion and from the base portion to vehicle width direction on the outside of axle portion outstanding；
Spring base is rotatably pivotally supported by the axle portion of the balance shaft support, is carried out to the flat spring of support axle
Support；
Side plate, including having the canister portion of vehicle width direction medial surface abutted with the vehicle width direction lateral surface of the axle portion and from institute
The flange part that lateral radial outside extends outside the vehicle width direction of canister portion is stated, and is consolidated on the outside of vehicle width direction relative to the axle portion
It is fixed；
First resilient bushing has the first canister portion clamped by the axle portion and the spring base and by the base portion and the bullet
First fin of spring abutment clamping；
Second resilient bushing has the second canister portion clamped by the axle portion and the spring base and by the flange part and described
Second fin of spring base clamping,
The outer peripheral surface of the axle portion of the balance shaft support is by section shape with the vehicle width direction lateral surface of the base portion
The concave curved surface of local arc-shaped is continuous,
The vehicle width direction medial surface of the outer peripheral surface of the cartridge of the side plate and the flange part is part by section shape
The concave curved surface of arc-shaped is continuous,
It is outer diameter in the vehicle width direction lateral surface of the axle portion, equal with the outer diameter in the vehicle width direction medial surface of cartridge.
2. the support construction of spring base as described in claim 1, wherein
The side plate is fixed at the multiple positions of circumferential direction of the vehicle width direction lateral surface of the axle portion relative to the axle portion.
3. the support construction of spring base as described in claim 1, wherein
The axle portion at least from the vehicle width direction lateral surface to axial predetermined distance of the axle portion until be hollow shape.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-146413 | 2016-07-26 | ||
| JP2016146413A JP6623423B2 (en) | 2016-07-26 | 2016-07-26 | Spring seat support structure |
| PCT/JP2017/026487 WO2018021189A1 (en) | 2016-07-26 | 2017-07-21 | Spring seat support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109476197A true CN109476197A (en) | 2019-03-15 |
Family
ID=61016979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780043979.2A Pending CN109476197A (en) | 2016-07-26 | 2017-07-21 | The support construction of spring base |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6623423B2 (en) |
| CN (1) | CN109476197A (en) |
| PH (1) | PH12019500101A1 (en) |
| WO (1) | WO2018021189A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114468526A (en) * | 2020-10-26 | 2022-05-13 | 爱飞司可丽雅国际贸易有限公司 | Cosmetic brush |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112721563A (en) * | 2019-10-28 | 2021-04-30 | 陕西重型汽车有限公司 | Maintenance-free disconnected balance shaft assembly and balance suspension system |
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- 2017-07-21 WO PCT/JP2017/026487 patent/WO2018021189A1/en active Application Filing
- 2017-07-21 CN CN201780043979.2A patent/CN109476197A/en active Pending
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| JPH0939533A (en) * | 1995-08-04 | 1997-02-10 | Nissan Diesel Motor Co Ltd | Leaf spring fitting structure in trunnion suspension device |
| CN201561056U (en) * | 2009-09-30 | 2010-08-25 | 陕西汽车集团有限责任公司 | Rubber bearing of balancing shaft of automobile rear suspension |
| CN201670079U (en) * | 2010-04-22 | 2010-12-15 | 蓬莱永进传动机械有限责任公司 | Balance shaft assembly of breakaway type balance suspension |
| CN202242858U (en) * | 2011-09-30 | 2012-05-30 | 集瑞联合重工有限公司 | Balance shaft assembly applied to road transport vehicle |
| CN203418949U (en) * | 2013-06-19 | 2014-02-05 | 山东蓬翔汽车有限公司 | Suspension structure of rubber bearing |
| JP2015123952A (en) * | 2013-12-27 | 2015-07-06 | ダイムラー・アクチェンゲゼルシャフトＤａｉｍｌｅｒ ＡＧ | Trunnion bracket |
| CN203854454U (en) * | 2014-04-23 | 2014-10-01 | 宝鸡瑞泰尔汽车零部件有限公司 | Balancing shaft and spring bracket assembly of automobile |
| CN203818978U (en) * | 2014-05-16 | 2014-09-10 | 咸阳西华橡胶有限公司 | Balance shaft rubber bushing used for heavy trucks |
| CN104553653A (en) * | 2015-02-04 | 2015-04-29 | 司若杨 | Through type balanced suspension device for vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114468526A (en) * | 2020-10-26 | 2022-05-13 | 爱飞司可丽雅国际贸易有限公司 | Cosmetic brush |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6623423B2 (en) | 2019-12-25 |
| WO2018021189A1 (en) | 2018-02-01 |
| JP2018016136A (en) | 2018-02-01 |
| PH12019500101A1 (en) | 2019-10-28 |
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