CN203679849U - Modal test tooling of automotive instrument panel beam - Google Patents
Modal test tooling of automotive instrument panel beam Download PDFInfo
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- CN203679849U CN203679849U CN201320848782.5U CN201320848782U CN203679849U CN 203679849 U CN203679849 U CN 203679849U CN 201320848782 U CN201320848782 U CN 201320848782U CN 203679849 U CN203679849 U CN 203679849U
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- connecting plate
- frame
- vertical pole
- modal test
- support connecting
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Abstract
The utility model discloses a modal test tooling of an automotive instrument panel beam. The modal test tooling comprises a bottom frame, a front frame, a left side frame, a right side frame, a pair of front supporting frames, a top beam, a left end portion support connecting plate, a right end portion support connecting plate, an H beam support connecting plate and a combination instrument support connecting plate; the left end portion support connecting plate is arranged on the inner side of a vertical rod of an F-shaped frame of the left side frame; the right end portion support connecting plate is arranged on the inner side of a vertical rod of an F-shaped frame of the right side frame; the H beam support connecting plate is arranged in the middle of the rear portion of the bottom frame; the combination instrument support connecting plate is arranged in the middle of the left side of the top beam. According to the modal test tooling of the automotive instrument panel beam, a framework of an automobile cabin is simulated, a loading connection mode on an automobile body of a product is completely simulated through the model test tooling and a fixed point of the product, and accordingly the test reliability of the product cannot be affected by the strength, stiffness and modality of the self-modal-test-tooling.
Description
Technical field
The utility model relates to a kind of test tool of auto parts, relates in particular to a kind of modal test frock of fascia board girder.
Background technology
Dashboard cross member is cylinder ellbeam, and it is a kind of important load carrier on automobile, and automobile instrument, air bag and steering etc. are mainly installed.Dashboard cross member comprises round tubular beam main pipe 1 and for beam main pipe being fixedly mounted on to the mounting bracket assembly in driver's cabin, mounting bracket assembly comprises the left part support 2 for left end end and the vehicle body of beam main pipe 1 are connected that is arranged at beam main pipe left end end, be arranged at the right part support 3 for right-hand member end and the vehicle body of beam main pipe 1 are connected of the right-hand member end of beam main pipe 1, be arranged at beam main pipe 1 middle part for supporting fixed cross beam supervisor 1 H boom support 4, be arranged at the combination instrument support 5 for beam main pipe 1 left part and vehicle body are connected between left part support 2 and H boom support 4, and be arranged on beam main pipe 1 for supporting and install the instrument board supporting component (see figure 1) of the each module of instrument board.Automobile is in the process of travelling, the impact shock itself being subject to is larger, produce resonant interaction for fear of dashboard cross member and vehicle body, must carry out modal test to dashboard cross member, also to apply 25HZ-150HZ excited frequency in the mode of scanning to dashboard cross member, thereby find out the resonant frequency of dashboard cross member.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, a kind of modal test frock of fascia board girder is provided, it has simulated the vehicle body framework of automobile, and with the complete analog equipment of fixing point of product the entrucking connected mode on vehicle body, intensity, rigidity and the mode of himself can not have influence on the test reliability of product.
The purpose of this utility model is achieved in that a kind of modal test frock of fascia board girder, comprise a underframe, one side arm, left frame, left side frame, a pair of front pole-bracket, one back timber, left part rack connecting plate, right part rack connecting plate, H boom support connecting plate and combination instrument rack connecting plate, wherein, described underframe comprises front rail, rear transverse rod, a left vertical pole being connected across between the left end of front rail and the left end of rear transverse rod, a right vertical pole being connected across between the right-hand member of front rail and the right-hand member of rear transverse rod, uniformly be connected across the first to the 3rd vertical pole between front rail and rear transverse rod, two pairs of Χ shape bars that are located at respectively between left vertical pole and the second vertical pole and between right vertical pole and the second vertical pole, described side arm comprises uniform front back timber, the two pairs of Χ shape bars that are located at respectively between left column and central post and between right column and central post that are connected on the top that left column on described front rail, central post, right column, be connected to left column, central post and right column, the structure of described left frame and left side frame is identical and be arranged on symmetrically left side and the right side of described underframe front portion, and described left frame comprises that a F shape framework and being connected on left column is positioned at abreast the inner side of F shape framework and is connected to the herringbone frame on described underframe, described a pair of front pole-bracket compartment of terrain is vertically connected on described side arm, and this front pole-bracket is triangular framing, described back timber is connected across between described left frame and the center of top of left side frame, described left part rack connecting plate is arranged on the montant inner side of the F shape framework of described left frame, described right part rack connecting plate is arranged on the montant inner side of the F shape framework of described left side frame, described H boom support connecting plate is arranged in the middle of the rear portion of described underframe, described combination instrument rack connecting plate is arranged on the middle part, the left side of described back timber.
The modal test frock of above-mentioned fascia board girder, is characterized in that, described left frame also comprises that one is vertically connected on outside the side stay frame triangular in shape of described F shape framework.
The modal test frock of above-mentioned fascia board girder, wherein, the bottom bar of described side stay frame extends to the inner side of described F shape framework.
The modal test frock of above-mentioned fascia board girder, wherein, the lower end of described underframe also connects some base plates.
The modal test frock of above-mentioned fascia board girder, wherein, the bottom of described a pair of front pole-bracket is respectively equipped with a base.
The modal test frock of fascia board girder of the present utility model, it has simulated the vehicle body of automobile and the fixed form on vehicle body with the fixing point analog equipment of product, can carry out product testing, whether intensity, the rigidity etc. of inspection product reach desired value, intensity, rigidity and the mode of himself can not have influence on the test reliability of product, thereby can greatly shorten the actual loading test cycle, reduce costs expense, improve preferably the designing quality of product.
Brief description of the drawings
Fig. 1 is the structural representation of fascia board girder;
Fig. 2 is the structural representation of the modal test frock of fascia board girder of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 2 also in conjunction with consulting Fig. 1, the modal test frock of a kind of fascia board girder of the present utility model, square steel by many 40 × 40 × 1500mm is welded, this test tool comprises a underframe 10, a side arm 60, left frame 70, left side frame 70 ', a pair of front pole-bracket 80, a back timber 9, left part rack connecting plate 20, right part rack connecting plate 30, H boom support connecting plate 40 and combination instrument rack connecting plate 50, wherein:
The structure of left frame 70 and left side frame 70 ' is identical and be arranged on symmetrically left side and the right side of underframe 10 front portions, left frame 70 comprises that one is connected to F shape framework, on left column and is positioned at abreast the inner side of F shape framework and is connected to herringbone frame and on underframe 10 outside the side stay frame triangular in shape that are vertically connected on F shape framework, and the bottom bar of this side stay frame extends to the inner side of F shape framework;
A pair of front pole-bracket 80 compartment of terrains are vertically connected on side arm 60, and this front pole-bracket 80 is also provided with a base for triangular framing and bottom;
Back timber 9 is connected across between left frame 70 and the center of top of left side frame 70 ';
Left part rack connecting plate 20 is arranged on the montant inner side of the F shape framework of left frame 70;
Right part rack connecting plate 30 is arranged on the montant inner side of the F shape framework of left side frame 70 ';
H boom support connecting plate 40 is arranged in the middle of the rear portion of underframe 10;
It is corresponding with the steering position in vehicle body that combination instrument rack connecting plate 50 is arranged on left side middle part and the position of back timber 9.
The modal test frock of fascia board girder of the present utility model, can meet enough strength and stiffness, and its resonant frequency reaches 150HZ, and therefore himself mode can not have influence on dashboard cross member.
The modal test frock of fascia board girder of the present utility model in use, two installation screws on the left part support 2 of dashboard cross member are arranged on left part rack connecting plate 20 by bolt, two installation screws on right part support 3 are arranged on right part rack connecting plate 20 by bolt, four installation screws of H boom support 4 bottoms are arranged on H boom support connecting plate 40 by bolt, two installation screws on combination instrument support are arranged on combination instrument rack connecting plate 50 by bolt, dashboard cross member is fixed on test tool, the entrucking connected mode of the complete mimic board crossbeam of fixing point and vehicle body, thereby retrain the free degree of dashboard cross member, again test tool is fixed on electromagnetic exciting platform, then test, pass through frequency sweep, apply respectively the excited frequency of 25HZ-150HZ, can find out the resonant frequency of dashboard cross member.
Above embodiment is only for illustration of the utility model, but not to restriction of the present utility model, person skilled in the relevant technique, in the situation that not departing from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (5)
1. the modal test frock of a fascia board girder, comprise a underframe, a side arm, left frame, left side frame, a pair of front pole-bracket, a back timber, left part rack connecting plate, right part rack connecting plate, H boom support connecting plate and combination instrument rack connecting plate, it is characterized in that
Described underframe comprises that front rail, rear transverse rod, one are connected across left vertical pole between the left end of front rail and the left end of rear transverse rod, one and are connected across the right vertical pole between the right-hand member of front rail and the right-hand member of rear transverse rod, uniform the first to the 3rd vertical pole between front rail and rear transverse rod, the two pairs of Χ shape bars that are located at respectively between left vertical pole and the second vertical pole and between right vertical pole and the second vertical pole of being connected across;
Described side arm comprises uniform front back timber, the two pairs of Χ shape bars that are located at respectively between left column and central post and between right column and central post that are connected on the top that left column on described front rail, central post, right column, be connected to left column, central post and right column;
The structure of described left frame and left side frame is identical and be arranged on symmetrically left side and the right side of described underframe front portion, and described left frame comprises that a F shape framework and being connected on left column is positioned at abreast the inner side of F shape framework and is connected to the herringbone frame on described underframe;
Described a pair of front pole-bracket compartment of terrain is vertically connected on described side arm, and this front pole-bracket is triangular framing;
Described back timber is connected across between described left frame and the center of top of left side frame;
Described left part rack connecting plate is arranged on the montant inner side of the F shape framework of described left frame;
Described right part rack connecting plate is arranged on the montant inner side of the F shape framework of described left side frame;
Described H boom support connecting plate is arranged in the middle of the rear portion of described underframe;
Described combination instrument rack connecting plate is arranged on the middle part, the left side of described back timber.
2. the modal test frock of fascia board girder according to claim 1, is characterized in that, described left frame also comprises that one is vertically connected on outside the side stay frame triangular in shape of described F shape framework.
3. the modal test frock of fascia board girder according to claim 2, is characterized in that, the bottom bar of described side stay frame extends to the inner side of described F shape framework.
4. the modal test frock of fascia board girder according to claim 1, is characterized in that, the lower end of described underframe also connects some base plates.
5. the modal test frock of fascia board girder according to claim 1, is characterized in that, the bottom of described a pair of front pole-bracket is respectively equipped with a base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320848782.5U CN203679849U (en) | 2013-12-20 | 2013-12-20 | Modal test tooling of automotive instrument panel beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320848782.5U CN203679849U (en) | 2013-12-20 | 2013-12-20 | Modal test tooling of automotive instrument panel beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679849U true CN203679849U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320848782.5U Expired - Fee Related CN203679849U (en) | 2013-12-20 | 2013-12-20 | Modal test tooling of automotive instrument panel beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724783A (en) * | 2018-12-27 | 2019-05-07 | 安徽大昌科技股份有限公司 | A kind of dashboard cross member lateral force test tool and method |
-
2013
- 2013-12-20 CN CN201320848782.5U patent/CN203679849U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724783A (en) * | 2018-12-27 | 2019-05-07 | 安徽大昌科技股份有限公司 | A kind of dashboard cross member lateral force test tool and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20171220 |