CN109060283A - A kind of damping tower universal fixturing - Google Patents
A kind of damping tower universal fixturing Download PDFInfo
- Publication number
- CN109060283A CN109060283A CN201811286936.XA CN201811286936A CN109060283A CN 109060283 A CN109060283 A CN 109060283A CN 201811286936 A CN201811286936 A CN 201811286936A CN 109060283 A CN109060283 A CN 109060283A
- Authority
- CN
- China
- Prior art keywords
- positioning splint
- locating slot
- damping tower
- positioning
- central axes
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
Abstract
The invention discloses a kind of damping tower universal fixturings, including the first positioning splint；First positioning splint is equipped with mounting hole, and the center line of the mounting hole is overlapped with the central axes of first positioning splint；First positioning splint is equipped with the first locating slot, and the quantity of first locating slot is three；Three first locating slots are uniformly distributed around the central axes of first positioning splint；First locating slot is arranged to the installation bolt positioning on damping tower；The opening direction of first locating slot deviates from the central axes of first positioning splint.Disclosure versatility is good, can be suitable for various sizes of damping tower.
Description
Technical field
The present invention relates to car test techniqes field, especially a kind of damping tower universal fixturing.
Background technique
Body stiffness is the basic property of a trolley, it can close phase with vehicle NVH performance, fatigue endurance and handling stability
It closes.High rigidity and lightweight index are trend increasingly developed in Vehicle Body Development at present, are guaranteeing that vehicle meets certain rigidity
Meanwhile body lightening is realized as far as possible, enable to complete vehicle weight can reduce, to promotion power performance, economy
There is remarkable result.
Usual vehicle lightweight approach include structural Topology Optimization, using high-strength steel and light material, using lightweight system
Technique is made, meets the technology that light-weighted high-intensitive vehicle body is an Automobile Enterprises and embodies.Therefore in vehicle body design development process
It can consider this performance indicator of body stiffness, body stiffness is broadly divided into overall stiffness and local stiffness, can survey by test
?.
Body stiffness test needs for white body to be fixed on stiffness test platform, it is necessary to assure front and back and rack rigid phase
Even, usually preceding constrained is damping tower before vehicle, and the structure of damping tower is as shown in Figure 1；Constrained is rear suspension installation afterwards
Point.And in test process, it can be seen that different enterprises difference vehicle body, preceding damping tower installation dimension difference, cause to test every time all
It needs vehicle body could be constrained on rack according to damping Sopwith staff cun customization fixture and test.
The versatility for how improving damping tower fixture is this field one of major issue urgently to be resolved.
Summary of the invention
It is an object of the present invention to provide a kind of damping tower universal fixturings, to solve deficiency in the prior art, its energy
Enough improve the versatility of damping tower fixture.
The present invention provides a kind of damping tower universal fixturings, wherein including the first positioning splint；
First positioning splint is equipped with mounting hole, in the center line of the mounting hole and first positioning splint
Axis is overlapped；
First positioning splint is equipped with multiple first locating slots；Multiple first locating slots are around first positioning
The central axes of clamping plate are uniformly distributed；First locating slot is arranged to be used for the installation bolt positioning on damping tower；
The opening direction of first locating slot deviates from the central axes of first positioning splint, each first locating slot
Symmetry axis intersect at the same point on the central axes of first positioning splint.
Optionally, general to have fixture further include the second positioning splint to the damping tower；
Second positioning splint is equipped with through-hole, and the through-hole and first positioning splint have compatible shape
Shape；
The through-hole is arranged to be used for accommodating first positioning splint, the central axes of first positioning splint and institute
The central axes for stating the second positioning splint are overlapped.
Optionally, second positioning splint is equipped with the second locating slot, and the opening of second locating slot is described in
The central axes of first positioning splint, and the opening of second locating slot is connected with the through-hole；
Second locating slot and first locating slot correspond, second locating slot and first locating slot
Opening is opposite, and second locating slot and first locating slot cooperation constitute location hole.
Optionally, the bottom surface of first locating slot is semi-cylindrical, and the bottom surface of second locating slot is semi-cylindrical.
Optionally, the bottom surface of the diameter of the corresponding semi-cylindrical in bottom surface of first locating slot and second locating slot
The diameter of corresponding semi-cylindrical is equal.
Optionally, the center line of the corresponding semi-cylindrical in bottom surface of first locating slot and first positioning splint
The distance between central axes are greater than or equal to 40mm；
The center line of the corresponding semi-cylindrical in bottom surface of second locating slot and the central axes of first positioning splint
The distance between be less than or equal to 90mm.
Optionally, the damping tower universal fixturing further includes connection bolt；
The periphery of first positioning splint is equipped with the first connecting hole, and second positioning splint is equipped with the second connection
Hole；
The connection bolt passes through second connecting hole and is threadedly coupled with first connecting hole.
Optionally, the quantity of the connection bolt is multiple, and multiple connection bolts are along second positioning splint
Periphery be uniformly distributed.
Optionally, first positioning splint is triangular plate, and the quantity of first locating slot is three, and three institutes
State three vertex that the first locating slot is located at first positioning splint.
Optionally, second positioning splint is triangle, and the vertex arc transition of second positioning splint.
Compared with prior art, the disclosure is equipped with the first locating slot on the first positioning splint, in use, by damping tower
Two installation bolts be each passed through three the first locating slots, damping tower is fixed on the first positioning splint, for installation point
Different damping towers can be fixed different damping towers, can be applicable in since the first locating slot has certain depth
In the different damping tower of a variety of installation points, versatility is good.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
It is combined in the description and the attached drawing for constituting part of specification shows the embodiment of the present invention, and even
With its explanation together principle for explaining the present invention.
Fig. 1 is the axonometric drawing of damping tower；
Fig. 2 is the axonometric drawing for the damping tower universal fixturing that the disclosure proposes；
Fig. 3 is the structural schematic diagram for the first positioning splint that the disclosure proposes；
Fig. 4 is the structural schematic diagram for the second positioning splint that the disclosure proposes；
Fig. 5 is axonometric drawing when the first positioning splint that the disclosure proposes uses；
Fig. 6 is axonometric drawing of the Fig. 5 under another visual angle；
Fig. 7 is structural schematic diagram of the damping tower universal fixturing of disclosure proposition when making.
Description of symbols:
01- damping tower, 02- install bolt；
The first positioning splint of 1-, the second positioning splint of 2-, 3- connection bolt；
11- mounting hole, the first locating slot of 12-；
21- through-hole, the second locating slot of 22-.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Embodiment of the disclosure: as shown in Fig. 2 to Fig. 7, the present disclosure proposes a kind of damping tower universal fixturings, wherein packet
Include the first positioning splint 1.
First positioning splint 1 is equipped with mounting hole 11, the center line of the mounting hole 11 and first locating clip
The central axes of plate 1 are overlapped.When it is implemented, the mounting hole 11 with testing equipment for connecting.
Further, first positioning splint 1 is equipped with the first locating slot 12, and the first locating slot 12 is described for being inserted into
Bolt 02 is installed,
Referring to figure 3., specifically, the quantity of the installation bolt 02 is multiple, and the quantity of first locating slot 12 is
It is multiple；So that first locating slot 12 is corresponded with the installation bolt 02, in use, inserting an installation bolt 02
Enter into first locating slot 12.First positioning splint 1 can be locked at damping tower 01 by installing bolt 02
Together.Since the first locating slot 12 has certain depth, the distance between installation bolt 02 difference can be consolidated as needed
It is scheduled on the different position of the first locating slot 12, so that 01 universal fixturing of damping tower can be suitable for various sizes of damping
Tower.Further, the quantity of first locating slot 12 is three, and three first locating slots 12 are around first locating clip
The central axes of plate 1 are uniformly distributed, and since the line of three installation bolts 02 on damping tower 01 is generally equilateral triangle, are so set
Set the bolt 02 that can adapt to that distance is different between three installation bolts 02.When due to installing between bolt 02 there are error
It, also can be deep by the difference for making different installation bolts 02 be located at corresponding first locating slot 12 when line is not equilateral triangle
Degree is positioned and is clamped.First locating slot 12 is arranged to position the installation bolt 02 on damping tower 01.
The opening direction of first locating slot 12 deviates from the central axes of first positioning splint 1.In this way, convenient for by the
One positioning splint 1 is connect with damping tower 01.
When it is implemented, referring to figure 3., Fig. 5 and Fig. 6, when the first positioning splint 1 is placed in one that damping tower 01 has recess
Side keeps three the first locating slots 12 corresponding with three mounting holes on damping tower 01 respectively, then passes through installation bolt 02 and subtracts
The mounting hole and the first locating slot 12 on tower 01 are shaken, so as to which damping tower 01 to be fixed on first positioning splint 1, so
The first positioning splint 1 is connect with testing equipment again afterwards.The scheme proposed by the disclosure, using one, the fixture can
Realization is clamped various sizes of damping tower 01, and versatility is good, can be avoided and designs phase with various sizes of damping tower 01
The special fixture answered.
Optionally, referring to figure 2., Fig. 4 and Fig. 7, the damping tower is general, and to have fixture further include the second positioning splint 2, tool
Body, the second clamping plate 2 is used for when 01 size of damping tower pressed from both sides is larger, is 75- for installation point equivalent redius e.g.
The damping tower 01 of 90mm, the first positioning splint 1 of cooperation is for being fixed damping tower 01.Installation point described herein equivalent half
Diameter referred to the radius of the circle of three installation bolts 02.When installation point equivalent redius is larger, if the first locating clip is used only
Plate 2 is positioned, and be will lead to installation bolt 01 and is located at the notch of the first locating slot 12, is easy to fall off in this way, will generate
Risk.And if directly done 12 size of the first positioning splint greatly, due to the joint face of damping tower 01 and the first positioning splint 2
On more smooth position it is smaller, and interference can be generated.Specifically, second positioning splint 2 is equipped with through-hole 21, described logical
Hole 21 and first positioning splint 1 have compatible shape.Therefore, cooperated by setting one with the first positioning splint 1
The second positioning splint 2, can make the described fixture that can position to larger-size damping tower 01, can prevent with
The component interference of damping tower 01.Specifically, the through-hole 21 is arranged to be used for accommodating first positioning splint 1, and described
The central axes of one positioning splint 1 are overlapped with the central axes of second positioning splint 2.
Further, second positioning splint 2 is equipped with the second locating slot 22, the opening court of second locating slot 22
It is connected to the opening of the central axes of first positioning splint 1, and second locating slot 22 with the through-hole.Described second
Locating slot 22 and first locating slot 12 correspond, second locating slot 22 and first locating slot 12 opening phase
To second locating slot 22 constitutes location hole with first locating slot 12 cooperation.When it is implemented, the location hole can be with
Strip hole is also possible to long lumbar hole.
Further, the bottom surface of first locating slot 12 is semi-cylindrical, and the bottom surface of second locating slot 22 is
Semi-cylindrical.In this way, the fixture and installation can be increased when the damping tower 01 of fixed minimum or maximum installation point equivalent redius
The contact surface of bolt 02.Make to be more firmly mounted.Further, the corresponding semi-cylindrical in bottom surface of first locating slot 12
Diameter it is equal with the diameter of the corresponding semi-cylindrical in bottom surface of second locating slot 22.Further, three described
The central axes of the corresponding semi-cylindrical in the bottom surface of a positioning groove 12 are equidistant to the central axes of first positioning splint 1,
The diameter of the corresponding semi-cylindrical in bottom surface of three second locating slots 22 to the central axes of first positioning splint 1 away from
From equal.
Optionally, the center line of the corresponding semi-cylindrical in bottom surface of first locating slot 12 and first positioning splint
The distance between 1 central axes are not less than 40mm；Specifically, in this way, 1 pair of the first positioning splint different installation points etc. can be passed through
The damping tower of effect radius is fixed, the damping tower 01 that such as equivalent installation point radius is 50-75mm；For example, 50mm, 54mm,
60mm, 65mm, 70mm, 75mm etc..
The center line of the corresponding semi-cylindrical in bottom surface of second locating slot 22 and the axis of first positioning splint 1
The distance between line is not more than 90mm.In this way, the biggish damping tower 01 of installation point equivalent redius can be fixed, it is such as equivalent
Installation point radius is the damping tower 01 of 75-85mm, such as 75mm, 79mm, 82mm, 85mm.And damping tower 01 in the prior art
Almost between 50-85mm.Therefore, fixture proposed in the disclosure can be suitable for the damping tower 01 of the overwhelming majority.
Optionally, the damping tower universal fixturing further includes connection bolt 3；Bolt 3 is connected to be used for the first positioning splint 1
Be secured together with the second positioning splint 2, when clamping is biggish damping tower 01, can using the first positioning splint 1 with
Testing equipment connection.
When specifically used, first first clamping plate 1 and damping tower 01 are positioned, then by 2 sets of second clamping plate in first clamping plate 1
On, first clamping plate 1 and second clamping plate 2 be fixed by connection bolt 3, finally by installing bolt 02 for the damping tower 01
It is fastened on the fixture.
The periphery of first positioning splint 1 is equipped with the first connecting hole, and second positioning splint 2 is equipped with second and connects
Connect hole.Further, the connection bolt 3 passes through second connecting hole and is threadedly coupled with first connecting hole.The company
The quantity of connecting bolt 3 is multiple, and multiple connection bolts 3 are uniformly distributed along the periphery of second positioning splint 2.Specifically
Ground, first connecting hole, second connecting hole and the connection bolt 3 are three.It so, it is possible to guarantee described first
Positioning splint 2 stablizes installation.
Optionally, first positioning splint 1 is triangular plate, and specifically, first positioning splint 1 is equilateral triangle
Plate, three first locating slots 12 are located at three vertex of first positioning splint 1.In this way, advantageously reducing first
The size of positioning splint 1 can avoid the interference between damping tower 01 as far as possible.Further, second locating clip
Plate 2 is triangle, and the vertex arc transition of second positioning splint 2.In this way, being conducive to reduce the ruler of entire fixture
It is very little.It is easily installed, prevents from interfering.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that example above merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field
Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair
Bright range is defined by the following claims.
Claims (10)
1. a kind of damping tower universal fixturing, which is characterized in that including the first positioning splint；
First positioning splint is equipped with mounting hole, the central axes of the center line of the mounting hole and first positioning splint
It is overlapped；
First positioning splint is equipped with multiple first locating slots；Multiple first locating slots are around first positioning splint
Central axes be uniformly distributed；First locating slot is arranged to be used for the installation bolt positioning on damping tower；
The opening direction of first locating slot deviates from the central axes of first positioning splint, pair of each first locating slot
Axis is claimed to intersect at the same point on the central axes of first positioning splint.
2. damping tower universal fixturing according to claim 1, which is characterized in that the damping tower is general to have the fixture to further include
Second positioning splint；
Second positioning splint is equipped with through-hole, and the through-hole and first positioning splint have compatible shape；
The through-hole is arranged to be used for accommodating first positioning splint, the central axes of first positioning splint and described the
The central axes of two positioning splints are overlapped.
3. damping tower universal fixturing according to claim 2, which is characterized in that second positioning splint is equipped with second
Locating slot, the opening of second locating slot is towards the central axes of first positioning splint, and second locating slot is opened
Mouth is connected with the through-hole；
Second locating slot and first locating slot correspond, second locating slot and the first positioning channel opening
In opposite directions, second locating slot and first locating slot cooperation constitute location hole.
4. damping tower universal fixturing according to claim 3, which is characterized in that the bottom surface of first locating slot is semicircle
Cylinder, the bottom surface of second locating slot are semi-cylindrical.
5. damping tower universal fixturing according to claim 4, which is characterized in that the bottom surface of first locating slot is corresponding
The diameter of semi-cylindrical is equal with the diameter of the corresponding semi-cylindrical in bottom surface of second locating slot.
6. damping tower universal fixturing according to claim 4, which is characterized in that the bottom surface of first locating slot is corresponding
The distance between central axes of the center line of semi-cylindrical and first positioning splint are greater than or equal to 40mm；
Between the center line of the corresponding semi-cylindrical in bottom surface of second locating slot and the central axes of first positioning splint
Distance be less than or equal to 90mm.
7. damping tower universal fixturing according to claim 2, which is characterized in that the damping tower universal fixturing further includes connecting
Connecting bolt；
The periphery of first positioning splint is equipped with the first connecting hole, and second positioning splint is equipped with the second connecting hole；
The connection bolt passes through second connecting hole and is threadedly coupled with first connecting hole.
8. damping tower universal fixturing according to claim 7, which is characterized in that it is described connection bolt quantity be it is multiple,
And multiple connection bolts are uniformly distributed along the periphery of second positioning splint.
9. damping tower universal fixturing according to claim 1-8, which is characterized in that first positioning splint is
Triangular plate, the quantity of first locating slot is three, and three first locating slots are located at first positioning splint
Three vertex.
10. according to the described in any item damping tower universal fixturings of claim 2-8, which is characterized in that second positioning splint
For triangle, and the vertex arc transition of second positioning splint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286936.XA CN109060283B (en) | 2018-10-31 | 2018-10-31 | A kind of damping tower universal fixturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811286936.XA CN109060283B (en) | 2018-10-31 | 2018-10-31 | A kind of damping tower universal fixturing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109060283A true CN109060283A (en) | 2018-12-21 |
| CN109060283B CN109060283B (en) | 2019-11-05 |
Family
ID=64789043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811286936.XA Active CN109060283B (en) | 2018-10-31 | 2018-10-31 | A kind of damping tower universal fixturing |
Country Status (1)
| Country | Link |
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| CN (1) | CN109060283B (en) |
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| Publication number | Publication date |
|---|---|
| CN109060283B (en) | 2019-11-05 |
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Address after: 230601 No. 99 Ziyun Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 No. 669 Shixin Road, Taohua Industrial Park, Hefei City, Anhui Province Applicant before: Anhui Jianghuai Automobile Group Limited by Share Ltd |
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